summaryrefslogtreecommitdiffstats
path: root/src/cfgparse.c
blob: 2744f97b7e874f21569bcaafbad3f6dc968222ff (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
3424
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
3453
3454
3455
3456
3457
3458
3459
3460
3461
3462
3463
3464
3465
3466
3467
3468
3469
3470
3471
3472
3473
3474
3475
3476
3477
3478
3479
3480
3481
3482
3483
3484
3485
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
3507
3508
3509
3510
3511
3512
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
3527
3528
3529
3530
3531
3532
3533
3534
3535
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560
3561
3562
3563
3564
3565
3566
3567
3568
3569
3570
3571
3572
3573
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
3599
3600
3601
3602
3603
3604
3605
3606
3607
3608
3609
3610
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630
3631
3632
3633
3634
3635
3636
3637
3638
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
3663
3664
3665
3666
3667
3668
3669
3670
3671
3672
3673
3674
3675
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3722
3723
3724
3725
3726
3727
3728
3729
3730
3731
3732
3733
3734
3735
3736
3737
3738
3739
3740
3741
3742
3743
3744
3745
3746
3747
3748
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3760
3761
3762
3763
3764
3765
3766
3767
3768
3769
3770
3771
3772
3773
3774
3775
3776
3777
3778
3779
3780
3781
3782
3783
3784
3785
3786
3787
3788
3789
3790
3791
3792
3793
3794
3795
3796
3797
3798
3799
3800
3801
3802
3803
3804
3805
3806
3807
3808
3809
3810
3811
3812
3813
3814
3815
3816
3817
3818
3819
3820
3821
3822
3823
3824
3825
3826
3827
3828
3829
3830
3831
3832
3833
3834
3835
3836
3837
3838
3839
3840
3841
3842
3843
3844
3845
3846
3847
3848
3849
3850
3851
3852
3853
3854
3855
3856
3857
3858
3859
3860
3861
3862
3863
3864
3865
3866
3867
3868
3869
3870
3871
3872
3873
3874
3875
3876
3877
3878
3879
3880
3881
3882
3883
3884
3885
3886
3887
3888
3889
3890
3891
3892
3893
3894
3895
3896
3897
3898
3899
3900
3901
3902
3903
3904
3905
3906
3907
3908
3909
3910
3911
3912
3913
3914
3915
3916
3917
3918
3919
3920
3921
3922
3923
3924
3925
3926
3927
3928
3929
3930
3931
3932
3933
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958
3959
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
3983
3984
3985
3986
3987
3988
3989
3990
3991
3992
3993
3994
3995
3996
3997
3998
3999
4000
4001
4002
4003
4004
4005
4006
4007
4008
4009
4010
4011
4012
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4029
4030
4031
4032
4033
4034
4035
4036
4037
4038
4039
4040
4041
4042
4043
4044
4045
4046
4047
4048
4049
4050
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4073
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
4091
4092
4093
4094
4095
4096
4097
4098
4099
4100
4101
4102
4103
4104
4105
4106
4107
4108
4109
4110
4111
4112
4113
4114
4115
4116
4117
4118
4119
4120
4121
4122
4123
4124
4125
4126
4127
4128
4129
4130
4131
4132
4133
4134
4135
4136
4137
4138
4139
4140
4141
4142
4143
4144
4145
4146
4147
4148
4149
4150
4151
4152
4153
4154
4155
4156
4157
4158
4159
4160
4161
4162
4163
4164
4165
4166
4167
4168
4169
4170
4171
4172
4173
4174
4175
4176
4177
4178
4179
4180
4181
4182
4183
4184
4185
4186
4187
4188
4189
4190
4191
4192
4193
4194
4195
4196
4197
4198
4199
4200
4201
4202
4203
4204
4205
4206
4207
4208
4209
4210
4211
4212
4213
4214
4215
4216
4217
4218
4219
4220
4221
4222
4223
4224
4225
4226
4227
4228
4229
4230
4231
4232
4233
4234
4235
4236
4237
4238
4239
4240
4241
4242
4243
4244
4245
4246
4247
4248
4249
4250
4251
4252
4253
4254
4255
4256
4257
4258
4259
4260
4261
4262
4263
4264
4265
4266
4267
4268
4269
4270
4271
4272
4273
4274
4275
4276
4277
4278
4279
4280
4281
4282
4283
4284
4285
4286
4287
4288
4289
4290
4291
4292
4293
4294
4295
4296
4297
4298
4299
4300
4301
4302
4303
4304
4305
4306
4307
4308
4309
4310
4311
4312
4313
4314
4315
4316
4317
4318
4319
4320
4321
4322
4323
4324
4325
4326
4327
4328
4329
4330
4331
4332
4333
4334
4335
4336
4337
4338
4339
4340
4341
4342
4343
4344
4345
4346
4347
4348
4349
4350
4351
4352
4353
4354
4355
4356
4357
4358
4359
4360
4361
4362
4363
4364
4365
4366
4367
4368
4369
4370
4371
4372
4373
4374
4375
4376
4377
4378
4379
4380
4381
4382
4383
4384
4385
4386
4387
4388
4389
4390
4391
4392
4393
4394
4395
4396
4397
4398
4399
4400
4401
4402
4403
4404
4405
4406
4407
4408
4409
4410
4411
4412
4413
4414
4415
4416
4417
4418
4419
4420
4421
4422
4423
4424
4425
4426
4427
4428
4429
4430
4431
4432
4433
4434
4435
4436
4437
4438
4439
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4482
4483
4484
4485
4486
4487
4488
4489
4490
4491
4492
4493
4494
4495
4496
4497
4498
4499
4500
4501
4502
4503
4504
4505
4506
4507
4508
4509
4510
4511
4512
4513
4514
4515
4516
4517
4518
4519
4520
4521
4522
4523
4524
4525
4526
4527
4528
4529
4530
4531
4532
4533
4534
4535
4536
4537
4538
4539
4540
4541
4542
4543
4544
4545
4546
4547
4548
4549
4550
4551
4552
4553
4554
4555
4556
4557
4558
4559
4560
4561
4562
4563
4564
4565
4566
4567
4568
4569
4570
4571
4572
4573
4574
4575
4576
4577
4578
4579
4580
4581
4582
4583
4584
4585
4586
4587
4588
4589
4590
4591
4592
4593
4594
4595
4596
4597
4598
4599
4600
4601
4602
4603
4604
4605
4606
4607
4608
4609
4610
4611
4612
4613
4614
4615
4616
4617
4618
4619
4620
4621
4622
4623
4624
4625
4626
4627
4628
4629
4630
4631
4632
4633
4634
4635
4636
4637
4638
4639
4640
4641
4642
4643
4644
4645
4646
4647
4648
4649
4650
4651
4652
4653
4654
4655
4656
4657
4658
4659
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
4681
4682
4683
4684
4685
4686
4687
4688
4689
4690
4691
4692
4693
4694
4695
4696
4697
4698
4699
4700
4701
4702
4703
4704
4705
4706
4707
4708
4709
4710
4711
4712
4713
4714
4715
4716
4717
4718
4719
4720
4721
4722
4723
4724
4725
4726
4727
4728
4729
4730
4731
4732
4733
4734
4735
4736
4737
4738
4739
4740
4741
4742
4743
4744
4745
4746
4747
4748
4749
4750
4751
4752
4753
4754
4755
4756
4757
4758
4759
4760
4761
4762
4763
4764
4765
4766
4767
4768
4769
4770
4771
4772
4773
4774
4775
4776
4777
4778
4779
4780
4781
4782
4783
4784
4785
4786
4787
4788
4789
4790
4791
4792
4793
4794
4795
4796
4797
4798
/*
 * Configuration parser
 *
 * Copyright 2000-2011 Willy Tarreau <w@1wt.eu>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 *
 */

/* This is to have crypt() and sched_setaffinity() defined on Linux */
#define _GNU_SOURCE

#ifdef USE_LIBCRYPT
#ifdef USE_CRYPT_H
/* some platforms such as Solaris need this */
#include <crypt.h>
#endif
#endif /* USE_LIBCRYPT */

#include <dirent.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <netdb.h>
#include <ctype.h>
#include <pwd.h>
#include <grp.h>
#include <errno.h>
#ifdef USE_CPU_AFFINITY
#include <sched.h>
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>

#include <haproxy/acl.h>
#include <haproxy/action.h>
#include <haproxy/api.h>
#include <haproxy/arg.h>
#include <haproxy/auth.h>
#include <haproxy/backend.h>
#include <haproxy/capture.h>
#include <haproxy/cfgcond.h>
#include <haproxy/cfgparse.h>
#include <haproxy/channel.h>
#include <haproxy/check.h>
#include <haproxy/chunk.h>
#include <haproxy/clock.h>
#ifdef USE_CPU_AFFINITY
#include <haproxy/cpuset.h>
#endif
#include <haproxy/connection.h>
#include <haproxy/errors.h>
#include <haproxy/filters.h>
#include <haproxy/frontend.h>
#include <haproxy/global.h>
#include <haproxy/http_ana.h>
#include <haproxy/http_rules.h>
#include <haproxy/lb_chash.h>
#include <haproxy/lb_fas.h>
#include <haproxy/lb_fwlc.h>
#include <haproxy/lb_fwrr.h>
#include <haproxy/lb_map.h>
#include <haproxy/listener.h>
#include <haproxy/log.h>
#include <haproxy/sink.h>
#include <haproxy/mailers.h>
#include <haproxy/namespace.h>
#include <haproxy/quic_sock.h>
#include <haproxy/obj_type-t.h>
#include <haproxy/openssl-compat.h>
#include <haproxy/peers-t.h>
#include <haproxy/peers.h>
#include <haproxy/pool.h>
#include <haproxy/protocol.h>
#include <haproxy/proxy.h>
#include <haproxy/resolvers.h>
#include <haproxy/sample.h>
#include <haproxy/server.h>
#include <haproxy/session.h>
#include <haproxy/stats-t.h>
#include <haproxy/stick_table.h>
#include <haproxy/stream.h>
#include <haproxy/task.h>
#include <haproxy/tcp_rules.h>
#include <haproxy/tcpcheck.h>
#include <haproxy/thread.h>
#include <haproxy/tools.h>
#include <haproxy/uri_auth-t.h>


/* Used to chain configuration sections definitions. This list
 * stores struct cfg_section
 */
struct list sections = LIST_HEAD_INIT(sections);

struct list postparsers = LIST_HEAD_INIT(postparsers);

extern struct proxy *mworker_proxy;

/* curproxy is only valid during parsing and will be NULL afterwards. */
struct proxy *curproxy = NULL;

char *cursection = NULL;
int cfg_maxpconn = 0;                   /* # of simultaneous connections per proxy (-N) */
int cfg_maxconn = 0;			/* # of simultaneous connections, (-n) */
char *cfg_scope = NULL;                 /* the current scope during the configuration parsing */
int non_global_section_parsed = 0;

/* how to handle default paths */
static enum default_path_mode {
	DEFAULT_PATH_CURRENT = 0,  /* "current": paths are relative to CWD (this is the default) */
	DEFAULT_PATH_CONFIG,       /* "config": paths are relative to config file */
	DEFAULT_PATH_PARENT,       /* "parent": paths are relative to config file's ".." */
	DEFAULT_PATH_ORIGIN,       /* "origin": paths are relative to default_path_origin */
} default_path_mode;

static char initial_cwd[PATH_MAX];
static char current_cwd[PATH_MAX];

/* List head of all known configuration keywords */
struct cfg_kw_list cfg_keywords = {
	.list = LIST_HEAD_INIT(cfg_keywords.list)
};

/*
 * converts <str> to a list of listeners which are dynamically allocated.
 * The format is "{addr|'*'}:port[-end][,{addr|'*'}:port[-end]]*", where :
 *  - <addr> can be empty or "*" to indicate INADDR_ANY ;
 *  - <port> is a numerical port from 1 to 65535 ;
 *  - <end> indicates to use the range from <port> to <end> instead (inclusive).
 * This can be repeated as many times as necessary, separated by a coma.
 * Function returns 1 for success or 0 if error. In case of errors, if <err> is
 * not NULL, it must be a valid pointer to either NULL or a freeable area that
 * will be replaced with an error message.
 */
int str2listener(char *str, struct proxy *curproxy, struct bind_conf *bind_conf, const char *file, int line, char **err)
{
	struct protocol *proto;
	char *next, *dupstr;
	int port, end;

	next = dupstr = strdup(str);

	while (next && *next) {
		struct sockaddr_storage *ss2;
		int fd = -1;

		str = next;
		/* 1) look for the end of the first address */
		if ((next = strchr(str, ',')) != NULL) {
			*next++ = 0;
		}

		ss2 = str2sa_range(str, NULL, &port, &end, &fd, &proto, NULL, err,
		                   (curproxy == global.cli_fe || curproxy == mworker_proxy) ? NULL : global.unix_bind.prefix,
		                   NULL, PA_O_RESOLVE | PA_O_PORT_OK | PA_O_PORT_MAND | PA_O_PORT_RANGE |
		                          PA_O_SOCKET_FD | PA_O_STREAM | PA_O_XPRT);
		if (!ss2)
			goto fail;

		if (ss2->ss_family == AF_CUST_RHTTP_SRV) {
			/* Check if a previous non reverse HTTP present is
			 * already defined. If DGRAM or STREAM is set, this
			 * indicates that we are currently parsing the second
			 * or more address.
			 */
			if (bind_conf->options & (BC_O_USE_SOCK_DGRAM|BC_O_USE_SOCK_STREAM) &&
			    !(bind_conf->options & BC_O_REVERSE_HTTP)) {
				memprintf(err, "Cannot mix reverse HTTP bind with others.\n");
				goto fail;
			}

			bind_conf->rhttp_srvname = strdup(str + strlen("rhttp@"));
			if (!bind_conf->rhttp_srvname) {
				memprintf(err, "Cannot allocate reverse HTTP bind.\n");
				goto fail;
			}

			bind_conf->options |= BC_O_REVERSE_HTTP;
		}
		else if (bind_conf->options & BC_O_REVERSE_HTTP) {
			/* Standard address mixed with a previous reverse HTTP one. */
			memprintf(err, "Cannot mix reverse HTTP bind with others.\n");
			goto fail;
		}

		/* OK the address looks correct */
		if (proto->proto_type == PROTO_TYPE_DGRAM)
			bind_conf->options |= BC_O_USE_SOCK_DGRAM;
		else
			bind_conf->options |= BC_O_USE_SOCK_STREAM;

		if (proto->xprt_type == PROTO_TYPE_DGRAM)
			bind_conf->options |= BC_O_USE_XPRT_DGRAM;
		else
			bind_conf->options |= BC_O_USE_XPRT_STREAM;

		if (!create_listeners(bind_conf, ss2, port, end, fd, proto, err)) {
			memprintf(err, "%s for address '%s'.\n", *err, str);
			goto fail;
		}
	} /* end while(next) */
	free(dupstr);
	return 1;
 fail:
	free(dupstr);
	return 0;
}

/*
 * converts <str> to a list of datagram-oriented listeners which are dynamically
 * allocated.
 * The format is "{addr|'*'}:port[-end][,{addr|'*'}:port[-end]]*", where :
 *  - <addr> can be empty or "*" to indicate INADDR_ANY ;
 *  - <port> is a numerical port from 1 to 65535 ;
 *  - <end> indicates to use the range from <port> to <end> instead (inclusive).
 * This can be repeated as many times as necessary, separated by a coma.
 * Function returns 1 for success or 0 if error. In case of errors, if <err> is
 * not NULL, it must be a valid pointer to either NULL or a freeable area that
 * will be replaced with an error message.
 */
int str2receiver(char *str, struct proxy *curproxy, struct bind_conf *bind_conf, const char *file, int line, char **err)
{
	struct protocol *proto;
	char *next, *dupstr;
	int port, end;

	next = dupstr = strdup(str);

	while (next && *next) {
		struct sockaddr_storage *ss2;
		int fd = -1;

		str = next;
		/* 1) look for the end of the first address */
		if ((next = strchr(str, ',')) != NULL) {
			*next++ = 0;
		}

		ss2 = str2sa_range(str, NULL, &port, &end, &fd, &proto, NULL, err,
		                   curproxy == global.cli_fe ? NULL : global.unix_bind.prefix,
		                   NULL, PA_O_RESOLVE | PA_O_PORT_OK | PA_O_PORT_MAND | PA_O_PORT_RANGE |
		                          PA_O_SOCKET_FD | PA_O_DGRAM | PA_O_XPRT);
		if (!ss2)
			goto fail;

		/* OK the address looks correct */
		if (!create_listeners(bind_conf, ss2, port, end, fd, proto, err)) {
			memprintf(err, "%s for address '%s'.\n", *err, str);
			goto fail;
		}
	} /* end while(next) */
	free(dupstr);
	return 1;
 fail:
	free(dupstr);
	return 0;
}

/*
 * Sends a warning if proxy <proxy> does not have at least one of the
 * capabilities in <cap>. An optional <hint> may be added at the end
 * of the warning to help the user. Returns 1 if a warning was emitted
 * or 0 if the condition is valid.
 */
int warnifnotcap(struct proxy *proxy, int cap, const char *file, int line, const char *arg, const char *hint)
{
	char *msg;

	switch (cap) {
	case PR_CAP_BE: msg = "no backend"; break;
	case PR_CAP_FE: msg = "no frontend"; break;
	case PR_CAP_BE|PR_CAP_FE: msg = "neither frontend nor backend"; break;
	default: msg = "not enough"; break;
	}

	if (!(proxy->cap & cap)) {
		ha_warning("parsing [%s:%d] : '%s' ignored because %s '%s' has %s capability.%s\n",
			   file, line, arg, proxy_type_str(proxy), proxy->id, msg, hint ? hint : "");
		return 1;
	}
	return 0;
}

/*
 * Sends an alert if proxy <proxy> does not have at least one of the
 * capabilities in <cap>. An optional <hint> may be added at the end
 * of the alert to help the user. Returns 1 if an alert was emitted
 * or 0 if the condition is valid.
 */
int failifnotcap(struct proxy *proxy, int cap, const char *file, int line, const char *arg, const char *hint)
{
	char *msg;

	switch (cap) {
	case PR_CAP_BE: msg = "no backend"; break;
	case PR_CAP_FE: msg = "no frontend"; break;
	case PR_CAP_BE|PR_CAP_FE: msg = "neither frontend nor backend"; break;
	default: msg = "not enough"; break;
	}

	if (!(proxy->cap & cap)) {
		ha_alert("parsing [%s:%d] : '%s' not allowed because %s '%s' has %s capability.%s\n",
			 file, line, arg, proxy_type_str(proxy), proxy->id, msg, hint ? hint : "");
		return 1;
	}
	return 0;
}

/*
 * Report an error in <msg> when there are too many arguments. This version is
 * intended to be used by keyword parsers so that the message will be included
 * into the general error message. The index is the current keyword in args.
 * Return 0 if the number of argument is correct, otherwise build a message and
 * return 1. Fill err_code with an ERR_ALERT and an ERR_FATAL if not null. The
 * message may also be null, it will simply not be produced (useful to check only).
 * <msg> and <err_code> are only affected on error.
 */
int too_many_args_idx(int maxarg, int index, char **args, char **msg, int *err_code)
{
	int i;

	if (!*args[index + maxarg + 1])
		return 0;

	if (msg) {
		*msg = NULL;
		memprintf(msg, "%s", args[0]);
		for (i = 1; i <= index; i++)
			memprintf(msg, "%s %s", *msg, args[i]);

		memprintf(msg, "'%s' cannot handle unexpected argument '%s'.", *msg, args[index + maxarg + 1]);
	}
	if (err_code)
		*err_code |= ERR_ALERT | ERR_FATAL;

	return 1;
}

/*
 * same as too_many_args_idx with a 0 index
 */
int too_many_args(int maxarg, char **args, char **msg, int *err_code)
{
	return too_many_args_idx(maxarg, 0, args, msg, err_code);
}

/*
 * Report a fatal Alert when there is too much arguments
 * The index is the current keyword in args
 * Return 0 if the number of argument is correct, otherwise emit an alert and return 1
 * Fill err_code with an ERR_ALERT and an ERR_FATAL
 */
int alertif_too_many_args_idx(int maxarg, int index, const char *file, int linenum, char **args, int *err_code)
{
	char *kw = NULL;
	int i;

	if (!*args[index + maxarg + 1])
		return 0;

	memprintf(&kw, "%s", args[0]);
	for (i = 1; i <= index; i++) {
		memprintf(&kw, "%s %s", kw, args[i]);
	}

	ha_alert("parsing [%s:%d] : '%s' cannot handle unexpected argument '%s'.\n", file, linenum, kw, args[index + maxarg + 1]);
	free(kw);
	*err_code |= ERR_ALERT | ERR_FATAL;
	return 1;
}

/*
 * same as alertif_too_many_args_idx with a 0 index
 */
int alertif_too_many_args(int maxarg, const char *file, int linenum, char **args, int *err_code)
{
	return alertif_too_many_args_idx(maxarg, 0, file, linenum, args, err_code);
}


/* Report it if a request ACL condition uses some keywords that are incompatible
 * with the place where the ACL is used. It returns either 0 or ERR_WARN so that
 * its result can be or'ed with err_code. Note that <cond> may be NULL and then
 * will be ignored.
 */
int warnif_cond_conflicts(const struct acl_cond *cond, unsigned int where, const char *file, int line)
{
	const struct acl *acl;
	const char *kw;

	if (!cond)
		return 0;

	acl = acl_cond_conflicts(cond, where);
	if (acl) {
		if (acl->name && *acl->name)
			ha_warning("parsing [%s:%d] : acl '%s' will never match because it only involves keywords that are incompatible with '%s'\n",
				   file, line, acl->name, sample_ckp_names(where));
		else
			ha_warning("parsing [%s:%d] : anonymous acl will never match because it uses keyword '%s' which is incompatible with '%s'\n",
				   file, line, LIST_ELEM(acl->expr.n, struct acl_expr *, list)->kw, sample_ckp_names(where));
		return ERR_WARN;
	}
	if (!acl_cond_kw_conflicts(cond, where, &acl, &kw))
		return 0;

	if (acl->name && *acl->name)
		ha_warning("parsing [%s:%d] : acl '%s' involves keywords '%s' which is incompatible with '%s'\n",
			   file, line, acl->name, kw, sample_ckp_names(where));
	else
		ha_warning("parsing [%s:%d] : anonymous acl involves keyword '%s' which is incompatible with '%s'\n",
			   file, line, kw, sample_ckp_names(where));
	return ERR_WARN;
}

/* Report it if an ACL uses a L6 sample fetch from an HTTP proxy.  It returns
 * either 0 or ERR_WARN so that its result can be or'ed with err_code. Note that
 * <cond> may be NULL and then will be ignored.
*/
int warnif_tcp_http_cond(const struct proxy *px, const struct acl_cond *cond)
{
	if (!cond || px->mode != PR_MODE_HTTP)
		return 0;

	if (cond->use & (SMP_USE_L6REQ|SMP_USE_L6RES)) {
		ha_warning("Proxy '%s': L6 sample fetches ignored on HTTP proxies (declared at %s:%d).\n",
			   px->id, cond->file, cond->line);
		return ERR_WARN;
	}
	return 0;
}

/* try to find in <list> the word that looks closest to <word> by counting
 * transitions between letters, digits and other characters. Will return the
 * best matching word if found, otherwise NULL. An optional array of extra
 * words to compare may be passed in <extra>, but it must then be terminated
 * by a NULL entry. If unused it may be NULL.
 */
const char *cfg_find_best_match(const char *word, const struct list *list, int section, const char **extra)
{
	uint8_t word_sig[1024]; // 0..25=letter, 26=digit, 27=other, 28=begin, 29=end
	uint8_t list_sig[1024];
	const struct cfg_kw_list *kwl;
	int index;
	const char *best_ptr = NULL;
	int dist, best_dist = INT_MAX;

	make_word_fingerprint(word_sig, word);
	list_for_each_entry(kwl, list, list) {
		for (index = 0; kwl->kw[index].kw != NULL; index++) {
			if (kwl->kw[index].section != section)
				continue;

			make_word_fingerprint(list_sig, kwl->kw[index].kw);
			dist = word_fingerprint_distance(word_sig, list_sig);
			if (dist < best_dist) {
				best_dist = dist;
				best_ptr = kwl->kw[index].kw;
			}
		}
	}

	while (extra && *extra) {
		make_word_fingerprint(list_sig, *extra);
		dist = word_fingerprint_distance(word_sig, list_sig);
		if (dist < best_dist) {
			best_dist = dist;
			best_ptr = *extra;
		}
		extra++;
	}

	if (best_dist > 2 * strlen(word) || (best_ptr && best_dist > 2 * strlen(best_ptr)))
		best_ptr = NULL;
	return best_ptr;
}

/* Parse a string representing a process number or a set of processes. It must
 * be "all", "odd", "even", a number between 1 and <max> or a range with
 * two such numbers delimited by a dash ('-'). On success, it returns
 * 0. otherwise it returns 1 with an error message in <err>.
 *
 * Note: this function can also be used to parse a thread number or a set of
 * threads.
 */
int parse_process_number(const char *arg, unsigned long *proc, int max, int *autoinc, char **err)
{
	if (autoinc) {
		*autoinc = 0;
		if (strncmp(arg, "auto:", 5) == 0) {
			arg += 5;
			*autoinc = 1;
		}
	}

	if (strcmp(arg, "all") == 0)
		*proc |= ~0UL;
	else if (strcmp(arg, "odd") == 0)
		*proc |= ~0UL/3UL; /* 0x555....555 */
	else if (strcmp(arg, "even") == 0)
		*proc |= (~0UL/3UL) << 1; /* 0xAAA...AAA */
	else {
		const char *p, *dash = NULL;
		unsigned int low, high;

		for (p = arg; *p; p++) {
			if (*p == '-' && !dash)
				dash = p;
			else if (!isdigit((unsigned char)*p)) {
				memprintf(err, "'%s' is not a valid number/range.", arg);
				return -1;
			}
		}

		low = high = str2uic(arg);
		if (dash)
			high = ((!*(dash+1)) ? max : str2uic(dash + 1));

		if (high < low) {
			unsigned int swap = low;
			low  = high;
			high = swap;
		}

		if (low < 1 || low > max || high > max) {
			memprintf(err, "'%s' is not a valid number/range."
				  " It supports numbers from 1 to %d.\n",
				  arg, max);
			return 1;
		}

		for (;low <= high; low++)
			*proc |= 1UL << (low-1);
	}
	*proc &= ~0UL >> (LONGBITS - max);

	return 0;
}

/* Allocate and initialize the frontend of a "peers" section found in
 * file <file> at line <linenum> with <id> as ID.
 * Return 0 if succeeded, -1 if not.
 * Note that this function may be called from "default-server"
 * or "peer" lines.
 */
static int init_peers_frontend(const char *file, int linenum,
                               const char *id, struct peers *peers)
{
	struct proxy *p;

	if (peers->peers_fe) {
		p = peers->peers_fe;
		goto out;
	}

	p = calloc(1, sizeof *p);
	if (!p) {
		ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
		return -1;
	}

	init_new_proxy(p);
	peers_setup_frontend(p);
	p->parent = peers;
	/* Finally store this frontend. */
	peers->peers_fe = p;

 out:
	if (id && !p->id)
		p->id = strdup(id);
	free(p->conf.file);
	p->conf.args.file = p->conf.file = strdup(file);
	if (linenum != -1)
		p->conf.args.line = p->conf.line = linenum;

	return 0;
}

/* Only change ->file, ->line and ->arg struct bind_conf member values
 * if already present.
 */
static struct bind_conf *bind_conf_uniq_alloc(struct proxy *p,
                                              const char *file, int line,
                                              const char *arg, struct xprt_ops *xprt)
{
	struct bind_conf *bind_conf;

	if (!LIST_ISEMPTY(&p->conf.bind)) {
		bind_conf = LIST_ELEM((&p->conf.bind)->n, typeof(bind_conf), by_fe);
		/*
		 * We keep bind_conf->file and bind_conf->line unchanged
		 * to make them available for error messages
		 */
		if (arg) {
			free(bind_conf->arg);
			bind_conf->arg = strdup(arg);
		}
	}
	else {
		bind_conf = bind_conf_alloc(p, file, line, arg, xprt);
	}

	return bind_conf;
}

/*
 * Allocate a new struct peer parsed at line <linenum> in file <file>
 * to be added to <peers>.
 * Returns the new allocated structure if succeeded, NULL if not.
 */
static struct peer *cfg_peers_add_peer(struct peers *peers,
                                       const char *file, int linenum,
                                       const char *id, int local)
{
	struct peer *p;

	p = calloc(1, sizeof *p);
	if (!p) {
		ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
		return NULL;
	}

	/* the peers are linked backwards first */
	peers->count++;
	p->peers = peers;
	p->next = peers->remote;
	peers->remote = p;
	p->conf.file = strdup(file);
	p->conf.line = linenum;
	p->last_change = ns_to_sec(now_ns);
	p->xprt  = xprt_get(XPRT_RAW);
	p->sock_init_arg = NULL;
	HA_SPIN_INIT(&p->lock);
	if (id)
		p->id = strdup(id);
	if (local) {
		p->local = 1;
		peers->local = p;
	}

	return p;
}

/*
 * Parse a line in a <listen>, <frontend> or <backend> section.
 * Returns the error code, 0 if OK, or any combination of :
 *  - ERR_ABORT: must abort ASAP
 *  - ERR_FATAL: we can continue parsing but not start the service
 *  - ERR_WARN: a warning has been emitted
 *  - ERR_ALERT: an alert has been emitted
 * Only the two first ones can stop processing, the two others are just
 * indicators.
 */
int cfg_parse_peers(const char *file, int linenum, char **args, int kwm)
{
	static struct peers *curpeers = NULL;
	static int nb_shards = 0;
	struct peer *newpeer = NULL;
	const char *err;
	struct bind_conf *bind_conf;
	int err_code = 0;
	char *errmsg = NULL;
	static int bind_line, peer_line;

	if (strcmp(args[0], "bind") == 0 || strcmp(args[0], "default-bind") == 0) {
		int cur_arg;
		struct bind_conf *bind_conf;
		int ret;

		cur_arg = 1;

		if (init_peers_frontend(file, linenum, NULL, curpeers) != 0) {
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		bind_conf = bind_conf_uniq_alloc(curpeers->peers_fe, file, linenum,
		                                 args[1], xprt_get(XPRT_RAW));
		if (!bind_conf) {
			ha_alert("parsing [%s:%d] : '%s %s' : cannot allocate memory.\n", file, linenum, args[0], args[1]);
			err_code |= ERR_FATAL;
			goto out;
		}

		bind_conf->maxaccept = 1;
		bind_conf->accept = session_accept_fd;
		bind_conf->options |= BC_O_UNLIMITED; /* don't make the peers subject to global limits */

		if (*args[0] == 'b') {
			struct listener *l;

			if (peer_line) {
				ha_alert("parsing [%s:%d] : mixing \"peer\" and \"bind\" line is forbidden\n", file, linenum);
				err_code |= ERR_ALERT | ERR_FATAL;
				goto out;
			}

			if (!LIST_ISEMPTY(&bind_conf->listeners)) {
				ha_alert("parsing [%s:%d] : One listener per \"peers\" section is authorized but another is already configured at [%s:%d].\n", file, linenum, bind_conf->file, bind_conf->line);
				err_code |= ERR_FATAL;
			}

			if (!str2listener(args[1], curpeers->peers_fe, bind_conf, file, linenum, &errmsg)) {
				if (errmsg && *errmsg) {
					indent_msg(&errmsg, 2);
					ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
				}
				else
					ha_alert("parsing [%s:%d] : '%s %s' : error encountered while parsing listening address %s.\n",
							 file, linenum, args[0], args[1], args[1]);
				err_code |= ERR_FATAL;
				goto out;
			}

			/* Only one listener supported. Compare first listener
			 * against the last one. It must be the same one.
			 */
			if (bind_conf->listeners.n != bind_conf->listeners.p) {
				ha_alert("parsing [%s:%d] : Only one listener per \"peers\" section is authorized. Multiple listening addresses or port range are not supported.\n", file, linenum);
				err_code |= ERR_ALERT | ERR_FATAL;
				goto out;
			}
			/*
			 * Newly allocated listener is at the end of the list
			 */
			l = LIST_ELEM(bind_conf->listeners.p, typeof(l), by_bind);

			global.maxsock++; /* for the listening socket */

			bind_line = 1;
			if (cfg_peers->local) {
				newpeer = cfg_peers->local;
			}
			else {
				/* This peer is local.
				 * Note that we do not set the peer ID. This latter is initialized
				 * when parsing "peer" or "server" line.
				 */
				newpeer = cfg_peers_add_peer(curpeers, file, linenum, NULL, 1);
				if (!newpeer) {
					err_code |= ERR_ALERT | ERR_ABORT;
					goto out;
				}
			}
			newpeer->addr = l->rx.addr;
			newpeer->proto = l->rx.proto;
			cur_arg++;
		}

		ret = bind_parse_args_list(bind_conf, args, cur_arg, cursection, file, linenum);
		err_code |= ret;
		if (ret != 0)
			goto out;
	}
	else if (strcmp(args[0], "default-server") == 0) {
		if (init_peers_frontend(file, -1, NULL, curpeers) != 0) {
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}
		err_code |= parse_server(file, linenum, args, curpeers->peers_fe, NULL,
		                         SRV_PARSE_DEFAULT_SERVER|SRV_PARSE_IN_PEER_SECTION|SRV_PARSE_INITIAL_RESOLVE);
	}
	else if (strcmp(args[0], "log") == 0) {
		if (init_peers_frontend(file, linenum, NULL, curpeers) != 0) {
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}
		if (!parse_logger(args, &curpeers->peers_fe->loggers, (kwm == KWM_NO), file, linenum, &errmsg)) {
			ha_alert("parsing [%s:%d] : %s : %s\n", file, linenum, args[0], errmsg);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}
	}
	else if (strcmp(args[0], "peers") == 0) { /* new peers section */
		/* Initialize these static variables when entering a new "peers" section*/
		bind_line = peer_line = 0;
		if (!*args[1]) {
			ha_alert("parsing [%s:%d] : missing name for peers section.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		if (alertif_too_many_args(1, file, linenum, args, &err_code))
			goto out;

		err = invalid_char(args[1]);
		if (err) {
			ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n",
				 file, linenum, *err, args[0], args[1]);
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		for (curpeers = cfg_peers; curpeers != NULL; curpeers = curpeers->next) {
			/*
			 * If there are two proxies with the same name only following
			 * combinations are allowed:
			 */
			if (strcmp(curpeers->id, args[1]) == 0) {
				ha_alert("Parsing [%s:%d]: peers section '%s' has the same name as another peers section declared at %s:%d.\n",
					 file, linenum, args[1], curpeers->conf.file, curpeers->conf.line);
				err_code |= ERR_ALERT | ERR_FATAL;
			}
		}

		if ((curpeers = calloc(1, sizeof(*curpeers))) == NULL) {
			ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		curpeers->next = cfg_peers;
		cfg_peers = curpeers;
		curpeers->conf.file = strdup(file);
		curpeers->conf.line = linenum;
		curpeers->last_change = ns_to_sec(now_ns);
		curpeers->id = strdup(args[1]);
		curpeers->disabled = 0;
	}
	else if (strcmp(args[0], "peer") == 0 ||
	         strcmp(args[0], "server") == 0) { /* peer or server definition */
		int local_peer, peer;
		int parse_addr = 0;

		peer = *args[0] == 'p';
		local_peer = strcmp(args[1], localpeer) == 0;
		/* The local peer may have already partially been parsed on a "bind" line. */
		if (*args[0] == 'p') {
			if (bind_line) {
				ha_alert("parsing [%s:%d] : mixing \"peer\" and \"bind\" line is forbidden\n", file, linenum);
				err_code |= ERR_ALERT | ERR_FATAL;
				goto out;
			}
			peer_line = 1;
		}
		if (cfg_peers->local && !cfg_peers->local->id && local_peer) {
			/* The local peer has already been initialized on a "bind" line.
			 * Let's use it and store its ID.
			 */
			newpeer = cfg_peers->local;
			newpeer->id = strdup(localpeer);
		}
		else {
			if (local_peer && cfg_peers->local) {
				ha_alert("parsing [%s:%d] : '%s %s' : local peer name already referenced at %s:%d. %s\n",
				         file, linenum, args[0], args[1],
				 curpeers->peers_fe->conf.file, curpeers->peers_fe->conf.line, cfg_peers->local->id);
				err_code |= ERR_FATAL;
				goto out;
			}
			newpeer = cfg_peers_add_peer(curpeers, file, linenum, args[1], local_peer);
			if (!newpeer) {
				err_code |= ERR_ALERT | ERR_ABORT;
				goto out;
			}
		}

		/* Line number and peer ID are updated only if this peer is the local one. */
		if (init_peers_frontend(file,
		                        newpeer->local ? linenum: -1,
		                        newpeer->local ? newpeer->id : NULL,
		                        curpeers) != 0) {
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		/* This initializes curpeer->peers->peers_fe->srv.
		 * The server address is parsed only if we are parsing a "peer" line,
		 * or if we are parsing a "server" line and the current peer is not the local one.
		 */
		parse_addr = (peer || !local_peer) ? SRV_PARSE_PARSE_ADDR : 0;
		err_code |= parse_server(file, linenum, args, curpeers->peers_fe, NULL,
		                         SRV_PARSE_IN_PEER_SECTION|parse_addr|SRV_PARSE_INITIAL_RESOLVE);
		if (!curpeers->peers_fe->srv) {
			/* Remove the newly allocated peer. */
			if (newpeer != curpeers->local) {
				struct peer *p;

				p = curpeers->remote;
				curpeers->remote = curpeers->remote->next;
				free(p->id);
				free(p);
			}
			goto out;
		}

		if (nb_shards && curpeers->peers_fe->srv->shard > nb_shards) {
			ha_warning("parsing [%s:%d] : '%s %s' : %d peer shard greater value than %d shards value is ignored.\n",
			           file, linenum, args[0], args[1], curpeers->peers_fe->srv->shard, nb_shards);
			curpeers->peers_fe->srv->shard = 0;
			err_code |= ERR_WARN;
		}

		if (curpeers->peers_fe->srv->init_addr_methods || curpeers->peers_fe->srv->resolvers_id ||
		    curpeers->peers_fe->srv->do_check || curpeers->peers_fe->srv->do_agent) {
			ha_warning("parsing [%s:%d] : '%s %s' : init_addr, resolvers, check and agent are ignored for peers.\n", file, linenum, args[0], args[1]);
			err_code |= ERR_WARN;
		}

		/* If the peer address has just been parsed, let's copy it to <newpeer>
		 * and initializes ->proto.
		 */
		if (peer || !local_peer) {
			newpeer->addr = curpeers->peers_fe->srv->addr;
			newpeer->proto = protocol_lookup(newpeer->addr.ss_family, PROTO_TYPE_STREAM, 0);
		}

		newpeer->xprt  = xprt_get(XPRT_RAW);
		newpeer->sock_init_arg = NULL;
		HA_SPIN_INIT(&newpeer->lock);

		newpeer->srv = curpeers->peers_fe->srv;
		if (!newpeer->local)
			goto out;

		/* The lines above are reserved to "peer" lines. */
		if (*args[0] == 's')
			goto out;

		bind_conf = bind_conf_uniq_alloc(curpeers->peers_fe, file, linenum, args[2], xprt_get(XPRT_RAW));
		if (!bind_conf) {
			ha_alert("parsing [%s:%d] : '%s %s' : Cannot allocate memory.\n", file, linenum, args[0], args[1]);
			err_code |= ERR_FATAL;
			goto out;
		}

		bind_conf->maxaccept = 1;
		bind_conf->accept = session_accept_fd;
		bind_conf->options |= BC_O_UNLIMITED; /* don't make the peers subject to global limits */

		if (!LIST_ISEMPTY(&bind_conf->listeners)) {
			ha_alert("parsing [%s:%d] : One listener per \"peers\" section is authorized but another is already configured at [%s:%d].\n", file, linenum, bind_conf->file, bind_conf->line);
			err_code |= ERR_FATAL;
		}

		if (!str2listener(args[2], curpeers->peers_fe, bind_conf, file, linenum, &errmsg)) {
			if (errmsg && *errmsg) {
				indent_msg(&errmsg, 2);
				ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
			}
			else
				ha_alert("parsing [%s:%d] : '%s %s' : error encountered while parsing listening address %s.\n",
				         file, linenum, args[0], args[1], args[2]);
			err_code |= ERR_FATAL;
			goto out;
		}

		global.maxsock++; /* for the listening socket */
	}
	else if (strcmp(args[0], "shards") == 0) {
		char *endptr;

		if (!*args[1]) {
			ha_alert("parsing [%s:%d] : '%s' : missing value\n", file, linenum, args[0]);
			err_code |= ERR_FATAL;
			goto out;
		}

		curpeers->nb_shards = strtol(args[1], &endptr, 10);
		if (*endptr != '\0') {
			ha_alert("parsing [%s:%d] : '%s' : expects an integer argument, found '%s'\n",
			         file, linenum, args[0], args[1]);
			err_code |= ERR_FATAL;
			goto out;
		}

		if (!curpeers->nb_shards) {
			ha_alert("parsing [%s:%d] : '%s' : expects a strictly positive integer argument\n",
			         file, linenum, args[0]);
			err_code |= ERR_FATAL;
			goto out;
		}

		nb_shards = curpeers->nb_shards;
	}
	else if (strcmp(args[0], "table") == 0) {
		struct stktable *t, *other;
		char *id;
		size_t prefix_len;

		/* Line number and peer ID are updated only if this peer is the local one. */
		if (init_peers_frontend(file, -1, NULL, curpeers) != 0) {
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		/* Build the stick-table name, concatenating the "peers" section name
		 * followed by a '/' character and the table name argument.
		 */
		chunk_reset(&trash);
		if (!chunk_strcpy(&trash, curpeers->id)) {
			ha_alert("parsing [%s:%d]: '%s %s' : stick-table name too long.\n",
			         file, linenum, args[0], args[1]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}

		prefix_len = trash.data;
		if (!chunk_memcat(&trash, "/", 1) || !chunk_strcat(&trash, args[1])) {
			ha_alert("parsing [%s:%d]: '%s %s' : stick-table name too long.\n",
			         file, linenum, args[0], args[1]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}

		t = calloc(1, sizeof *t);
		id = strdup(trash.area);
		if (!t || !id) {
			ha_alert("parsing [%s:%d]: '%s %s' : memory allocation failed\n",
			         file, linenum, args[0], args[1]);
			free(t);
			free(id);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}

		other = stktable_find_by_name(trash.area);
		if (other) {
			ha_alert("parsing [%s:%d] : stick-table name '%s' conflicts with table declared in %s '%s' at %s:%d.\n",
			         file, linenum, args[1],
			         other->proxy ? proxy_cap_str(other->proxy->cap) : "peers",
			         other->proxy ? other->id : other->peers.p->id,
			         other->conf.file, other->conf.line);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}


		err_code |= parse_stick_table(file, linenum, args, t, id, id + prefix_len, curpeers);
		if (err_code & ERR_FATAL) {
			free(t);
			free(id);
			goto out;
		}

		stktable_store_name(t);
		t->next = stktables_list;
		stktables_list = t;
	}
	else if (strcmp(args[0], "disabled") == 0) {  /* disables this peers section */
		curpeers->disabled |= PR_FL_DISABLED;
	}
	else if (strcmp(args[0], "enabled") == 0) {  /* enables this peers section (used to revert a disabled default) */
		curpeers->disabled = 0;
	}
	else if (*args[0] != 0) {
		struct peers_kw_list *pkwl;
		int index;
		int rc = -1;

		list_for_each_entry(pkwl, &peers_keywords.list, list) {
			for (index = 0; pkwl->kw[index].kw != NULL; index++) {
				if (strcmp(pkwl->kw[index].kw, args[0]) == 0) {
					rc = pkwl->kw[index].parse(args, curpeers, file, linenum, &errmsg);
					if (rc < 0) {
						ha_alert("parsing [%s:%d] : %s\n", file, linenum, errmsg);
						err_code |= ERR_ALERT | ERR_FATAL;
						goto out;
					}
					else if (rc > 0) {
						ha_warning("parsing [%s:%d] : %s\n", file, linenum, errmsg);
						err_code |= ERR_WARN;
						goto out;
					}
					goto out;
				}
			}
		}

		ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection);
		err_code |= ERR_ALERT | ERR_FATAL;
		goto out;
	}

out:
	free(errmsg);
	return err_code;
}

/*
 * Parse a line in a <listen>, <frontend> or <backend> section.
 * Returns the error code, 0 if OK, or any combination of :
 *  - ERR_ABORT: must abort ASAP
 *  - ERR_FATAL: we can continue parsing but not start the service
 *  - ERR_WARN: a warning has been emitted
 *  - ERR_ALERT: an alert has been emitted
 * Only the two first ones can stop processing, the two others are just
 * indicators.
 */
int cfg_parse_mailers(const char *file, int linenum, char **args, int kwm)
{
	static struct mailers *curmailers = NULL;
	struct mailer *newmailer = NULL;
	const char *err;
	int err_code = 0;
	char *errmsg = NULL;

	if (strcmp(args[0], "mailers") == 0) { /* new mailers section */
		if (!*args[1]) {
			ha_alert("parsing [%s:%d] : missing name for mailers section.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		err = invalid_char(args[1]);
		if (err) {
			ha_alert("parsing [%s:%d] : character '%c' is not permitted in '%s' name '%s'.\n",
				 file, linenum, *err, args[0], args[1]);
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		for (curmailers = mailers; curmailers != NULL; curmailers = curmailers->next) {
			/*
			 * If there are two proxies with the same name only following
			 * combinations are allowed:
			 */
			if (strcmp(curmailers->id, args[1]) == 0) {
				ha_alert("Parsing [%s:%d]: mailers section '%s' has the same name as another mailers section declared at %s:%d.\n",
					 file, linenum, args[1], curmailers->conf.file, curmailers->conf.line);
				err_code |= ERR_ALERT | ERR_FATAL;
			}
		}

		if ((curmailers = calloc(1, sizeof(*curmailers))) == NULL) {
			ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		curmailers->next = mailers;
		mailers = curmailers;
		curmailers->conf.file = strdup(file);
		curmailers->conf.line = linenum;
		curmailers->id = strdup(args[1]);
		curmailers->timeout.mail = DEF_MAILALERTTIME;/* XXX: Would like to Skip to the next alert, if any, ASAP.
			* But need enough time so that timeouts don't occur
			* during tcp procssing. For now just us an arbitrary default. */
	}
	else if (strcmp(args[0], "mailer") == 0) { /* mailer definition */
		struct sockaddr_storage *sk;
		int port1, port2;
		struct protocol *proto;

		if (!*args[2]) {
			ha_alert("parsing [%s:%d] : '%s' expects <name> and <addr>[:<port>] as arguments.\n",
				 file, linenum, args[0]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}

		err = invalid_char(args[1]);
		if (err) {
			ha_alert("parsing [%s:%d] : character '%c' is not permitted in server name '%s'.\n",
				 file, linenum, *err, args[1]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}

		if ((newmailer = calloc(1, sizeof(*newmailer))) == NULL) {
			ha_alert("parsing [%s:%d] : out of memory.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		/* the mailers are linked backwards first */
		curmailers->count++;
		newmailer->next = curmailers->mailer_list;
		curmailers->mailer_list = newmailer;
		newmailer->mailers = curmailers;
		newmailer->conf.file = strdup(file);
		newmailer->conf.line = linenum;

		newmailer->id = strdup(args[1]);

		sk = str2sa_range(args[2], NULL, &port1, &port2, NULL, &proto, NULL,
		                  &errmsg, NULL, NULL,
		                  PA_O_RESOLVE | PA_O_PORT_OK | PA_O_PORT_MAND | PA_O_STREAM | PA_O_XPRT | PA_O_CONNECT);
		if (!sk) {
			ha_alert("parsing [%s:%d] : '%s %s' : %s\n", file, linenum, args[0], args[1], errmsg);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}

		if (proto->sock_prot != IPPROTO_TCP) {
			ha_alert("parsing [%s:%d] : '%s %s' : TCP not supported for this address family.\n",
				 file, linenum, args[0], args[1]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}

		newmailer->addr = *sk;
		newmailer->proto = proto;
		newmailer->xprt  = xprt_get(XPRT_RAW);
		newmailer->sock_init_arg = NULL;
	}
	else if (strcmp(args[0], "timeout") == 0) {
		if (!*args[1]) {
			ha_alert("parsing [%s:%d] : '%s' expects 'mail' and <time> as arguments.\n",
				 file, linenum, args[0]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}
		else if (strcmp(args[1], "mail") == 0) {
			const char *res;
			unsigned int timeout_mail;
			if (!*args[2]) {
				ha_alert("parsing [%s:%d] : '%s %s' expects <time> as argument.\n",
					 file, linenum, args[0], args[1]);
				err_code |= ERR_ALERT | ERR_FATAL;
				goto out;
			}
			res = parse_time_err(args[2], &timeout_mail, TIME_UNIT_MS);
			if (res == PARSE_TIME_OVER) {
				ha_alert("parsing [%s:%d]: timer overflow in argument <%s> to <%s %s>, maximum value is 2147483647 ms (~24.8 days).\n",
					 file, linenum, args[2], args[0], args[1]);
				err_code |= ERR_ALERT | ERR_FATAL;
				goto out;
			}
			else if (res == PARSE_TIME_UNDER) {
				ha_alert("parsing [%s:%d]: timer underflow in argument <%s> to <%s %s>, minimum non-null value is 1 ms.\n",
					 file, linenum, args[2], args[0], args[1]);
				err_code |= ERR_ALERT | ERR_FATAL;
				goto out;
			}
			else if (res) {
				ha_alert("parsing [%s:%d]: unexpected character '%c' in argument to <%s %s>.\n",
					 file, linenum, *res, args[0], args[1]);
				err_code |= ERR_ALERT | ERR_FATAL;
				goto out;
			}
			curmailers->timeout.mail = timeout_mail;
		} else {
			ha_alert("parsing [%s:%d] : '%s' expects 'mail' and <time> as arguments got '%s'.\n",
				file, linenum, args[0], args[1]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}
	}
	else if (*args[0] != 0) {
		ha_alert("parsing [%s:%d] : unknown keyword '%s' in '%s' section\n", file, linenum, args[0], cursection);
		err_code |= ERR_ALERT | ERR_FATAL;
		goto out;
	}

out:
	free(errmsg);
	return err_code;
}

void free_email_alert(struct proxy *p)
{
	ha_free(&p->email_alert.mailers.name);
	ha_free(&p->email_alert.from);
	ha_free(&p->email_alert.to);
	ha_free(&p->email_alert.myhostname);
}


int
cfg_parse_netns(const char *file, int linenum, char **args, int kwm)
{
#ifdef USE_NS
	const char *err;
	const char *item = args[0];

	if (strcmp(item, "namespace_list") == 0) {
		return 0;
	}
	else if (strcmp(item, "namespace") == 0) {
		size_t idx = 1;
		const char *current;
		while (*(current = args[idx++])) {
			err = invalid_char(current);
			if (err) {
				ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n",
					 file, linenum, *err, item, current);
				return ERR_ALERT | ERR_FATAL;
			}

			if (netns_store_lookup(current, strlen(current))) {
				ha_alert("parsing [%s:%d]: Namespace '%s' is already added.\n",
					 file, linenum, current);
				return ERR_ALERT | ERR_FATAL;
			}
			if (!netns_store_insert(current)) {
				ha_alert("parsing [%s:%d]: Cannot open namespace '%s'.\n",
					 file, linenum, current);
				return ERR_ALERT | ERR_FATAL;
			}
		}
	}

	return 0;
#else
	ha_alert("parsing [%s:%d]: namespace support is not compiled in.",
		 file, linenum);
	return ERR_ALERT | ERR_FATAL;
#endif
}

int
cfg_parse_users(const char *file, int linenum, char **args, int kwm)
{

	int err_code = 0;
	const char *err;

	if (strcmp(args[0], "userlist") == 0) {		/* new userlist */
		struct userlist *newul;

		if (!*args[1]) {
			ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n",
				 file, linenum, args[0]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}
		if (alertif_too_many_args(1, file, linenum, args, &err_code))
			goto out;

		err = invalid_char(args[1]);
		if (err) {
			ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n",
				 file, linenum, *err, args[0], args[1]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}

		for (newul = userlist; newul; newul = newul->next)
			if (strcmp(newul->name, args[1]) == 0) {
				ha_warning("parsing [%s:%d]: ignoring duplicated userlist '%s'.\n",
					   file, linenum, args[1]);
				err_code |= ERR_WARN;
				goto out;
			}

		newul = calloc(1, sizeof(*newul));
		if (!newul) {
			ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		newul->name = strdup(args[1]);
		if (!newul->name) {
			ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_ABORT;
			free(newul);
			goto out;
		}

		newul->next = userlist;
		userlist = newul;

	} else if (strcmp(args[0], "group") == 0) {  	/* new group */
		int cur_arg;
		const char *err;
		struct auth_groups *ag;

		if (!*args[1]) {
			ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n",
				 file, linenum, args[0]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}

		err = invalid_char(args[1]);
		if (err) {
			ha_alert("parsing [%s:%d]: character '%c' is not permitted in '%s' name '%s'.\n",
				 file, linenum, *err, args[0], args[1]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}

		if (!userlist)
			goto out;

		for (ag = userlist->groups; ag; ag = ag->next)
			if (strcmp(ag->name, args[1]) == 0) {
				ha_warning("parsing [%s:%d]: ignoring duplicated group '%s' in userlist '%s'.\n",
					   file, linenum, args[1], userlist->name);
				err_code |= ERR_ALERT;
				goto out;
			}

		ag = calloc(1, sizeof(*ag));
		if (!ag) {
			ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		ag->name = strdup(args[1]);
		if (!ag->name) {
			ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_ABORT;
			free(ag);
			goto out;
		}

		cur_arg = 2;

		while (*args[cur_arg]) {
			if (strcmp(args[cur_arg], "users") == 0) {
				ag->groupusers = strdup(args[cur_arg + 1]);
				cur_arg += 2;
				continue;
			} else {
				ha_alert("parsing [%s:%d]: '%s' only supports 'users' option.\n",
					 file, linenum, args[0]);
				err_code |= ERR_ALERT | ERR_FATAL;
				free(ag->groupusers);
				free(ag->name);
				free(ag);
				goto out;
			}
		}

		ag->next = userlist->groups;
		userlist->groups = ag;

	} else if (strcmp(args[0], "user") == 0) {		/* new user */
		struct auth_users *newuser;
		int cur_arg;

		if (!*args[1]) {
			ha_alert("parsing [%s:%d]: '%s' expects <name> as arguments.\n",
				 file, linenum, args[0]);
			err_code |= ERR_ALERT | ERR_FATAL;
			goto out;
		}
		if (!userlist)
			goto out;

		for (newuser = userlist->users; newuser; newuser = newuser->next)
			if (strcmp(newuser->user, args[1]) == 0) {
				ha_warning("parsing [%s:%d]: ignoring duplicated user '%s' in userlist '%s'.\n",
					   file, linenum, args[1], userlist->name);
				err_code |= ERR_ALERT;
				goto out;
			}

		newuser = calloc(1, sizeof(*newuser));
		if (!newuser) {
			ha_alert("parsing [%s:%d]: out of memory.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_ABORT;
			goto out;
		}

		newuser->user = strdup(args[1]);

		newuser->next = userlist->users;
		userlist->users = newuser;

		cur_arg = 2;

		while (*args[cur_arg]) {
			if (strcmp(args[cur_arg], "password") == 0) {
#ifdef USE_LIBCRYPT
				if (!crypt("", args[cur_arg + 1])) {
					ha_alert("parsing [%s:%d]: the encrypted password used for user '%s' is not supported by crypt(3).\n",
						 file, linenum, newuser->user);
					err_code |= ERR_ALERT | ERR_FATAL;
					goto out;
				}
#else
				ha_warning("parsing [%s:%d]: no crypt(3) support compiled, encrypted passwords will not work.\n",
					   file, linenum);
				err_code |= ERR_ALERT;
#endif
				newuser->pass = strdup(args[cur_arg + 1]);
				cur_arg += 2;
				continue;
			} else if (strcmp(args[cur_arg], "insecure-password") == 0) {
				newuser->pass = strdup(args[cur_arg + 1]);
				newuser->flags |= AU_O_INSECURE;
				cur_arg += 2;
				continue;
			} else if (strcmp(args[cur_arg], "groups") == 0) {
				newuser->u.groups_names = strdup(args[cur_arg + 1]);
				cur_arg += 2;
				continue;
			} else {
				ha_alert("parsing [%s:%d]: '%s' only supports 'password', 'insecure-password' and 'groups' options.\n",
					 file, linenum, args[0]);
				err_code |= ERR_ALERT | ERR_FATAL;
				goto out;
			}
		}
	} else {
		ha_alert("parsing [%s:%d]: unknown keyword '%s' in '%s' section\n", file, linenum, args[0], "users");
		err_code |= ERR_ALERT | ERR_FATAL;
	}

out:
	return err_code;
}

int
cfg_parse_scope(const char *file, int linenum, char *line)
{
	char *beg, *end, *scope = NULL;
	int err_code = 0;
	const char *err;

	beg = line + 1;
	end = strchr(beg, ']');

	/* Detect end of scope declaration */
	if (!end || end == beg) {
		ha_alert("parsing [%s:%d] : empty scope name is forbidden.\n",
			 file, linenum);
		err_code |= ERR_ALERT | ERR_FATAL;
		goto out;
	}

	/* Get scope name and check its validity */
	scope = my_strndup(beg, end-beg);
	err = invalid_char(scope);
	if (err) {
		ha_alert("parsing [%s:%d] : character '%c' is not permitted in a scope name.\n",
			 file, linenum, *err);
		err_code |= ERR_ALERT | ERR_ABORT;
		goto out;
	}

	/* Be sure to have a scope declaration alone on its line */
	line = end+1;
	while (isspace((unsigned char)*line))
		line++;
	if (*line && *line != '#' && *line != '\n' && *line != '\r') {
		ha_alert("parsing [%s:%d] : character '%c' is not permitted after scope declaration.\n",
			 file, linenum, *line);
		err_code |= ERR_ALERT | ERR_ABORT;
		goto out;
	}

	/* We have a valid scope declaration, save it */
	free(cfg_scope);
	cfg_scope = scope;
	scope = NULL;

  out:
	free(scope);
	return err_code;
}

int
cfg_parse_track_sc_num(unsigned int *track_sc_num,
                       const char *arg, const char *end, char **errmsg)
{
	const char *p;
	unsigned int num;

	p = arg;
	num = read_uint64(&arg, end);

	if (arg != end) {
		memprintf(errmsg, "Wrong track-sc number '%s'", p);
		return -1;
	}

	if (num >= global.tune.nb_stk_ctr) {
		if (!global.tune.nb_stk_ctr)
			memprintf(errmsg, "%u track-sc number not usable, stick-counters "
			          "are disabled by tune.stick-counters", num);
		else
			memprintf(errmsg, "%u track-sc number exceeding "
			          "%d (tune.stick-counters-1) value", num, global.tune.nb_stk_ctr - 1);
		return -1;
	}

	*track_sc_num = num;
	return 0;
}

/*
 * Detect a global section after a non-global one and output a diagnostic
 * warning.
 */
static void check_section_position(char *section_name, const char *file, int linenum)
{
	if (strcmp(section_name, "global") == 0) {
		if ((global.mode & MODE_DIAG) && non_global_section_parsed == 1)
		        _ha_diag_warning("parsing [%s:%d] : global section detected after a non-global one, the prevalence of their statements is unspecified\n", file, linenum);
	}
	else if (non_global_section_parsed == 0) {
		non_global_section_parsed = 1;
	}
}

/* apply the current default_path setting for config file <file>, and
 * optionally replace the current path to <origin> if not NULL while the
 * default-path mode is set to "origin". Errors are returned into an
 * allocated string passed to <err> if it's not NULL. Returns 0 on failure
 * or non-zero on success.
 */
static int cfg_apply_default_path(const char *file, const char *origin, char **err)
{
	const char *beg, *end;

	/* make path start at <beg> and end before <end>, and switch it to ""
	 * if no slash was passed.
	 */
	beg = file;
	end = strrchr(beg, '/');
	if (!end)
		end = beg;

	if (!*initial_cwd) {
		if (getcwd(initial_cwd, sizeof(initial_cwd)) == NULL) {
			if (err)
				memprintf(err, "Impossible to retrieve startup directory name: %s", strerror(errno));
			return 0;
		}
	}
	else if (chdir(initial_cwd) == -1) {
		if (err)
			memprintf(err, "Impossible to get back to initial directory '%s': %s", initial_cwd, strerror(errno));
		return 0;
	}

	/* OK now we're (back) to initial_cwd */

	switch (default_path_mode) {
	case DEFAULT_PATH_CURRENT:
		/* current_cwd never set, nothing to do */
		return 1;

	case DEFAULT_PATH_ORIGIN:
		/* current_cwd set in the config */
		if (origin &&
		    snprintf(current_cwd, sizeof(current_cwd), "%s", origin) > sizeof(current_cwd)) {
			if (err)
				memprintf(err, "Absolute path too long: '%s'", origin);
			return 0;
		}
		break;

	case DEFAULT_PATH_CONFIG:
		if (end - beg >= sizeof(current_cwd)) {
			if (err)
				memprintf(err, "Config file path too long, cannot use for relative paths: '%s'", file);
			return 0;
		}
		memcpy(current_cwd, beg, end - beg);
		current_cwd[end - beg] = 0;
		break;

	case DEFAULT_PATH_PARENT:
		if (end - beg + 3 >= sizeof(current_cwd)) {
			if (err)
				memprintf(err, "Config file path too long, cannot use for relative paths: '%s'", file);
			return 0;
		}
		memcpy(current_cwd, beg, end - beg);
		if (end > beg)
			memcpy(current_cwd + (end - beg), "/..\0", 4);
		else
			memcpy(current_cwd + (end - beg), "..\0", 3);
		break;
	}

	if (*current_cwd && chdir(current_cwd) == -1) {
		if (err)
			memprintf(err, "Impossible to get back to directory '%s': %s", initial_cwd, strerror(errno));
		return 0;
	}

	return 1;
}

/* parses a global "default-path" directive. */
static int cfg_parse_global_def_path(char **args, int section_type, struct proxy *curpx,
                                     const struct proxy *defpx, const char *file, int line,
                                     char **err)
{
	int ret = -1;

	/* "current", "config", "parent", "origin <path>" */

	if (strcmp(args[1], "current") == 0)
		default_path_mode = DEFAULT_PATH_CURRENT;
	else if (strcmp(args[1], "config") == 0)
		default_path_mode = DEFAULT_PATH_CONFIG;
	else if (strcmp(args[1], "parent") == 0)
		default_path_mode = DEFAULT_PATH_PARENT;
	else if (strcmp(args[1], "origin") == 0)
		default_path_mode = DEFAULT_PATH_ORIGIN;
	else {
		memprintf(err, "%s default-path mode '%s' for '%s', supported modes include 'current', 'config', 'parent', and 'origin'.", *args[1] ? "unsupported" : "missing", args[1], args[0]);
		goto end;
	}

	if (default_path_mode == DEFAULT_PATH_ORIGIN) {
		if (!*args[2]) {
			memprintf(err, "'%s %s' expects a directory as an argument.", args[0], args[1]);
			goto end;
		}
		if (!cfg_apply_default_path(file, args[2], err)) {
			memprintf(err, "couldn't set '%s' to origin '%s': %s.", args[0], args[2], *err);
			goto end;
		}
	}
	else if (!cfg_apply_default_path(file, NULL, err)) {
		memprintf(err, "couldn't set '%s' to '%s': %s.", args[0], args[1], *err);
		goto end;
	}

	/* note that once applied, the path is immediately updated */

	ret = 0;
 end:
	return ret;
}

/*
 * This function reads and parses the configuration file given in the argument.
 * Returns the error code, 0 if OK, -1 if the config file couldn't be opened,
 * or any combination of :
 *  - ERR_ABORT: must abort ASAP
 *  - ERR_FATAL: we can continue parsing but not start the service
 *  - ERR_WARN: a warning has been emitted
 *  - ERR_ALERT: an alert has been emitted
 * Only the two first ones can stop processing, the two others are just
 * indicators.
 */
int readcfgfile(const char *file)
{
	char *thisline = NULL;
	int linesize = LINESIZE;
	FILE *f = NULL;
	int linenum = 0;
	int err_code = 0;
	struct cfg_section *cs = NULL, *pcs = NULL;
	struct cfg_section *ics;
	int readbytes = 0;
	char *outline = NULL;
	size_t outlen = 0;
	size_t outlinesize = 0;
	int fatal = 0;
	int missing_lf = -1;
	int nested_cond_lvl = 0;
	enum nested_cond_state nested_conds[MAXNESTEDCONDS];
	char *errmsg = NULL;

	global.cfg_curr_line = 0;
	global.cfg_curr_file = file;

	if ((thisline = malloc(sizeof(*thisline) * linesize)) == NULL) {
		ha_alert("Out of memory trying to allocate a buffer for a configuration line.\n");
		err_code = -1;
		goto err;
	}

	if ((f = fopen(file,"r")) == NULL) {
		err_code = -1;
		goto err;
	}

	/* change to the new dir if required */
	if (!cfg_apply_default_path(file, NULL, &errmsg)) {
		ha_alert("parsing [%s:%d]: failed to apply default-path: %s.\n", file, linenum, errmsg);
		free(errmsg);
		err_code = -1;
		goto err;
	}

next_line:
	while (fgets(thisline + readbytes, linesize - readbytes, f) != NULL) {
		int arg, kwm = KWM_STD;
		char *end;
		char *args[MAX_LINE_ARGS + 1];
		char *line = thisline;

		if (missing_lf != -1) {
			ha_alert("parsing [%s:%d]: Stray NUL character at position %d.\n",
			         file, linenum, (missing_lf + 1));
			err_code |= ERR_ALERT | ERR_FATAL;
			missing_lf = -1;
			break;
		}

		linenum++;
		global.cfg_curr_line = linenum;

		if (fatal >= 50) {
			ha_alert("parsing [%s:%d]: too many fatal errors (%d), stopping now.\n", file, linenum, fatal);
			break;
		}

		end = line + strlen(line);

		if (end-line == linesize-1 && *(end-1) != '\n') {
			/* Check if we reached the limit and the last char is not \n.
			 * Watch out for the last line without the terminating '\n'!
			 */
			char *newline;
			int newlinesize = linesize * 2;

			newline = realloc(thisline, sizeof(*thisline) * newlinesize);
			if (newline == NULL) {
				ha_alert("parsing [%s:%d]: line too long, cannot allocate memory.\n",
					 file, linenum);
				err_code |= ERR_ALERT | ERR_FATAL;
				fatal++;
				linenum--;
				continue;
			}

			readbytes = linesize - 1;
			linesize = newlinesize;
			thisline = newline;
			linenum--;
			continue;
		}

		readbytes = 0;

		if (end > line && *(end-1) == '\n') {
			/* kill trailing LF */
			*(end - 1) = 0;
		}
		else {
			/* mark this line as truncated */
			missing_lf = end - line;
		}

		/* skip leading spaces */
		while (isspace((unsigned char)*line))
			line++;

		if (*line == '[') {/* This is the beginning if a scope */
			err_code |= cfg_parse_scope(file, linenum, line);
			goto next_line;
		}

		while (1) {
			uint32_t err;
			const char *errptr;

			arg = sizeof(args) / sizeof(*args);
			outlen = outlinesize;
			err = parse_line(line, outline, &outlen, args, &arg,
					 PARSE_OPT_ENV | PARSE_OPT_DQUOTE | PARSE_OPT_SQUOTE |
					 PARSE_OPT_BKSLASH | PARSE_OPT_SHARP | PARSE_OPT_WORD_EXPAND,
					 &errptr);

			if (err & PARSE_ERR_QUOTE) {
				size_t newpos = sanitize_for_printing(line, errptr - line, 80);

				ha_alert("parsing [%s:%d]: unmatched quote at position %d:\n"
					 "  %s\n  %*s\n", file, linenum, (int)(errptr-thisline+1), line, (int)(newpos+1), "^");
				err_code |= ERR_ALERT | ERR_FATAL;
				fatal++;
				goto next_line;
			}

			if (err & PARSE_ERR_BRACE) {
				size_t newpos = sanitize_for_printing(line, errptr - line, 80);

				ha_alert("parsing [%s:%d]: unmatched brace in environment variable name at position %d:\n"
					 "  %s\n  %*s\n", file, linenum, (int)(errptr-thisline+1), line, (int)(newpos+1), "^");
				err_code |= ERR_ALERT | ERR_FATAL;
				fatal++;
				goto next_line;
			}

			if (err & PARSE_ERR_VARNAME) {
				size_t newpos = sanitize_for_printing(line, errptr - line, 80);

				ha_alert("parsing [%s:%d]: forbidden first char in environment variable name at position %d:\n"
					 "  %s\n  %*s\n", file, linenum, (int)(errptr-thisline+1), line, (int)(newpos+1), "^");
				err_code |= ERR_ALERT | ERR_FATAL;
				fatal++;
				goto next_line;
			}

			if (err & PARSE_ERR_HEX) {
				size_t newpos = sanitize_for_printing(line, errptr - line, 80);

				ha_alert("parsing [%s:%d]: truncated or invalid hexadecimal sequence at position %d:\n"
					 "  %s\n  %*s\n", file, linenum, (int)(errptr-thisline+1), line, (int)(newpos+1), "^");
				err_code |= ERR_ALERT | ERR_FATAL;
				fatal++;
				goto next_line;
			}

			if (err & PARSE_ERR_WRONG_EXPAND) {
				size_t newpos = sanitize_for_printing(line, errptr - line, 80);

				ha_alert("parsing [%s:%d]: truncated or invalid word expansion sequence at position %d:\n"
					 "  %s\n  %*s\n", file, linenum, (int)(errptr-thisline+1), line, (int)(newpos+1), "^");
				err_code |= ERR_ALERT | ERR_FATAL;
				fatal++;
				goto next_line;
			}

			if (err & (PARSE_ERR_TOOLARGE|PARSE_ERR_OVERLAP)) {
				outlinesize = (outlen + 1023) & -1024;
				outline = my_realloc2(outline, outlinesize);
				if (outline == NULL) {
					ha_alert("parsing [%s:%d]: line too long, cannot allocate memory.\n",
						 file, linenum);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					fatal++;
					outlinesize = 0;
					goto err;
				}
				/* try again */
				continue;
			}

			if (err & PARSE_ERR_TOOMANY) {
				/* only check this *after* being sure the output is allocated */
				ha_alert("parsing [%s:%d]: too many words, truncating after word %d, position %ld: <%s>.\n",
					 file, linenum, MAX_LINE_ARGS, (long)(args[MAX_LINE_ARGS-1] - outline + 1), args[MAX_LINE_ARGS-1]);
				err_code |= ERR_ALERT | ERR_FATAL;
				fatal++;
				goto next_line;
			}

			/* everything's OK */
			break;
		}

		/* dump cfg */
		if (global.mode & MODE_DUMP_CFG) {
			if (args[0] != NULL) {
				struct cfg_section *sect;
				int is_sect = 0;
				int i = 0;
				uint32_t g_key = HA_ATOMIC_LOAD(&global.anon_key);

				if (global.mode & MODE_DUMP_NB_L)
					qfprintf(stdout, "%d\t", linenum);

				/* if a word is in sections list, is_sect = 1 */
				list_for_each_entry(sect, &sections, list) {
					if (strcmp(args[0], sect->section_name) == 0) {
						is_sect = 1;
						break;
					}
				}

				if (g_key == 0) {
					/* no anonymizing needed, dump the config as-is (but without comments).
					 * Note: tabs were lost during tokenizing, so we reinsert for non-section
					 * keywords.
					 */
					if (!is_sect)
						qfprintf(stdout, "\t");

					for (i = 0; i < arg; i++) {
						qfprintf(stdout, "%s ", args[i]);
					}
					qfprintf(stdout, "\n");
					continue;
				}

				/* We're anonymizing */

				if (is_sect) {
					/* new sections are optionally followed by an identifier */
					if (arg >= 2) {
						qfprintf(stdout, "%s %s\n", args[0], HA_ANON_ID(g_key, args[1]));
					}
					else {
						qfprintf(stdout, "%s\n", args[0]);
					}
					continue;
				}

				/* non-section keywords start indented */
				qfprintf(stdout, "\t");

				/* some keywords deserve special treatment */
				if (!*args[0]) {
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "anonkey") == 0) {
					qfprintf(stdout, "%s [...]\n", args[0]);
				}

				else if (strcmp(args[0], "maxconn") == 0) {
					qfprintf(stdout, "%s %s\n", args[0], args[1]);
				}

				else if (strcmp(args[0], "stats") == 0 &&
					 (strcmp(args[1], "timeout") == 0 || strcmp(args[1], "maxconn") == 0)) {
					qfprintf(stdout, "%s %s %s\n", args[0], args[1], args[2]);
				}

				else if (strcmp(args[0], "stats") == 0 && strcmp(args[1], "socket") == 0) {
					qfprintf(stdout, "%s %s ", args[0], args[1]);

					if (arg > 2) {
						qfprintf(stdout, "%s ", hash_ipanon(g_key, args[2], 1));

						if (arg > 3) {
							qfprintf(stdout, "[...]\n");
						}
						else {
							qfprintf(stdout, "\n");
						}
					}
					else {
						qfprintf(stdout, "\n");
					}
				}

				else if (strcmp(args[0], "timeout") == 0) {
					qfprintf(stdout, "%s %s %s\n", args[0], args[1], args[2]);
				}

				else if (strcmp(args[0], "mode") == 0) {
					qfprintf(stdout, "%s %s\n", args[0], args[1]);
				}

				/* It concerns user in global section and in userlist */
				else if (strcmp(args[0], "user") == 0) {
					qfprintf(stdout, "%s %s ", args[0], HA_ANON_ID(g_key, args[1]));

					if (arg > 2) {
						qfprintf(stdout, "[...]\n");
					}
					else {
						qfprintf(stdout, "\n");
					}
				}

				else if (strcmp(args[0], "bind") == 0) {
					qfprintf(stdout, "%s ", args[0]);
					qfprintf(stdout, "%s ", hash_ipanon(g_key, args[1], 1));
					if (arg > 2) {
						qfprintf(stdout, "[...]\n");
					}
					else {
						qfprintf(stdout, "\n");
					}
				}

				else if (strcmp(args[0], "server") == 0) {
					qfprintf(stdout, "%s %s ", args[0], HA_ANON_ID(g_key, args[1]));

					if (arg > 2) {
						qfprintf(stdout, "%s ", hash_ipanon(g_key, args[2], 1));
					}
					if (arg > 3) {
						qfprintf(stdout, "[...]\n");
					}
					else {
						qfprintf(stdout, "\n");
					}
				}

				else if (strcmp(args[0], "redirect") == 0) {
					qfprintf(stdout, "%s %s ", args[0], args[1]);

					if (strcmp(args[1], "prefix") == 0 || strcmp(args[1], "location") == 0) {
						qfprintf(stdout, "%s ", HA_ANON_PATH(g_key, args[2]));
					}
					else {
						qfprintf(stdout, "%s ", args[2]);
					}
					if (arg > 3) {
						qfprintf(stdout, "[...]");
					}
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "acl") == 0) {
					qfprintf(stdout, "%s %s %s ", args[0], HA_ANON_ID(g_key, args[1]), args[2]);

					if (arg > 3) {
						qfprintf(stdout, "[...]");
					}
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "log") == 0) {
					qfprintf(stdout, "log ");

					if (strcmp(args[1], "global") == 0) {
						qfprintf(stdout, "%s ", args[1]);
					}
					else {
						qfprintf(stdout, "%s ", hash_ipanon(g_key, args[1], 1));
					}
					if (arg > 2) {
						qfprintf(stdout, "[...]");
					}
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "peer") == 0) {
					qfprintf(stdout, "%s %s ", args[0], HA_ANON_ID(g_key, args[1]));
					qfprintf(stdout, "%s ", hash_ipanon(g_key, args[2], 1));

					if (arg > 3) {
						qfprintf(stdout, "[...]");
					}
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "use_backend") == 0) {
					qfprintf(stdout, "%s %s ", args[0], HA_ANON_ID(g_key, args[1]));

					if (arg > 2) {
						qfprintf(stdout, "[...]");
					}
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "default_backend") == 0) {
					qfprintf(stdout, "%s %s\n", args[0], HA_ANON_ID(g_key, args[1]));
				}

				else if (strcmp(args[0], "source") == 0) {
					qfprintf(stdout, "%s %s ", args[0], hash_ipanon(g_key, args[1], 1));

					if (arg > 2) {
						qfprintf(stdout, "[...]");
					}
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "nameserver") == 0) {
					qfprintf(stdout, "%s %s %s ", args[0],
						HA_ANON_ID(g_key, args[1]), hash_ipanon(g_key, args[2], 1));
					if (arg > 3) {
						qfprintf(stdout, "[...]");
					}
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "http-request") == 0) {
					qfprintf(stdout, "%s %s ", args[0], args[1]);
					if (arg > 2)
						qfprintf(stdout, "[...]");
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "http-response") == 0) {
					qfprintf(stdout, "%s %s ", args[0], args[1]);
					if (arg > 2)
						qfprintf(stdout, "[...]");
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "http-after-response") == 0) {
					qfprintf(stdout, "%s %s ", args[0], args[1]);
					if (arg > 2)
						qfprintf(stdout, "[...]");
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "filter") == 0) {
					qfprintf(stdout, "%s %s ", args[0], args[1]);
					if (arg > 2)
						qfprintf(stdout, "[...]");
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "errorfile") == 0) {
					qfprintf(stdout, "%s %s %s\n", args[0], args[1], HA_ANON_PATH(g_key, args[2]));
				}

				else if (strcmp(args[0], "cookie") == 0) {
					qfprintf(stdout, "%s %s ", args[0], HA_ANON_ID(g_key, args[1]));
					if (arg > 2)
						qfprintf(stdout, "%s ", args[2]);
					if (arg > 3)
						qfprintf(stdout, "[...]");
					qfprintf(stdout, "\n");
				}

				else if (strcmp(args[0], "stats") == 0 && strcmp(args[1], "auth") == 0) {
					qfprintf(stdout, "%s %s %s\n", args[0], args[1], HA_ANON_STR(g_key, args[2]));
				}

				else {
					/* display up to 3 words and mask the rest which might be confidential */
					for (i = 0; i < MIN(arg, 3); i++) {
						qfprintf(stdout, "%s ", args[i]);
					}
					if (arg > 3) {
						qfprintf(stdout, "[...]");
					}
					qfprintf(stdout, "\n");
				}
			}
			continue;
		}
		/* end of config dump */

		/* empty line */
		if (!**args)
			continue;

		/* check for config macros */
		if (*args[0] == '.') {
			if (strcmp(args[0], ".if") == 0) {
				const char *errptr = NULL;
				char *errmsg = NULL;
				int cond;
				char *w;

				/* remerge all words into a single expression */
				for (w = *args; (w += strlen(w)) < outline + outlen - 1; *w = ' ')
					;

				nested_cond_lvl++;
				if (nested_cond_lvl >= MAXNESTEDCONDS) {
					ha_alert("parsing [%s:%d]: too many nested '.if', max is %d.\n", file, linenum, MAXNESTEDCONDS);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					goto err;
				}

				if (nested_cond_lvl > 1 &&
				    (nested_conds[nested_cond_lvl - 1] == NESTED_COND_IF_DROP ||
				     nested_conds[nested_cond_lvl - 1] == NESTED_COND_IF_SKIP ||
				     nested_conds[nested_cond_lvl - 1] == NESTED_COND_ELIF_DROP ||
				     nested_conds[nested_cond_lvl - 1] == NESTED_COND_ELIF_SKIP ||
				     nested_conds[nested_cond_lvl - 1] == NESTED_COND_ELSE_DROP)) {
					nested_conds[nested_cond_lvl] = NESTED_COND_IF_SKIP;
					goto next_line;
				}

				cond = cfg_eval_condition(args + 1, &errmsg, &errptr);
				if (cond < 0) {
					size_t newpos = sanitize_for_printing(args[1], errptr - args[1], 76);

					ha_alert("parsing [%s:%d]: %s in '.if' at position %d:\n  .if %s\n  %*s\n",
						 file, linenum, errmsg,
					         (int)(errptr-args[1]+1), args[1], (int)(newpos+5), "^");

					free(errmsg);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					goto err;
				}

				if (cond)
					nested_conds[nested_cond_lvl] = NESTED_COND_IF_TAKE;
				else
					nested_conds[nested_cond_lvl] = NESTED_COND_IF_DROP;

				goto next_line;
			}
			else if (strcmp(args[0], ".elif") == 0) {
				const char *errptr = NULL;
				char *errmsg = NULL;
				int cond;
				char *w;

				/* remerge all words into a single expression */
				for (w = *args; (w += strlen(w)) < outline + outlen - 1; *w = ' ')
					;

				if (!nested_cond_lvl) {
					ha_alert("parsing [%s:%d]: lone '.elif' with no matching '.if'.\n", file, linenum);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					goto err;
				}

				if (nested_conds[nested_cond_lvl] == NESTED_COND_ELSE_TAKE ||
				    nested_conds[nested_cond_lvl] == NESTED_COND_ELSE_DROP) {
					ha_alert("parsing [%s:%d]: '.elif' after '.else' is not permitted.\n", file, linenum);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					goto err;
				}

				if (nested_conds[nested_cond_lvl] == NESTED_COND_IF_TAKE ||
				    nested_conds[nested_cond_lvl] == NESTED_COND_IF_SKIP ||
				    nested_conds[nested_cond_lvl] == NESTED_COND_ELIF_TAKE ||
				    nested_conds[nested_cond_lvl] == NESTED_COND_ELIF_SKIP) {
					nested_conds[nested_cond_lvl] = NESTED_COND_ELIF_SKIP;
					goto next_line;
				}

				cond = cfg_eval_condition(args + 1, &errmsg, &errptr);
				if (cond < 0) {
					size_t newpos = sanitize_for_printing(args[1], errptr - args[1], 74);

					ha_alert("parsing [%s:%d]: %s in '.elif' at position %d:\n  .elif %s\n  %*s\n",
						 file, linenum, errmsg,
					         (int)(errptr-args[1]+1), args[1], (int)(newpos+7), "^");

					free(errmsg);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					goto err;
				}

				if (cond)
					nested_conds[nested_cond_lvl] = NESTED_COND_ELIF_TAKE;
				else
					nested_conds[nested_cond_lvl] = NESTED_COND_ELIF_DROP;

				goto next_line;
			}
			else if (strcmp(args[0], ".else") == 0) {
				if (*args[1]) {
					ha_alert("parsing [%s:%d]: Unexpected argument '%s' for '%s'.\n",
					         file, linenum, args[1], args[0]);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					break;
				}

				if (!nested_cond_lvl) {
					ha_alert("parsing [%s:%d]: lone '.else' with no matching '.if'.\n", file, linenum);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					goto err;
				}

				if (nested_conds[nested_cond_lvl] == NESTED_COND_ELSE_TAKE ||
				    nested_conds[nested_cond_lvl] == NESTED_COND_ELSE_DROP) {
					ha_alert("parsing [%s:%d]: '.else' after '.else' is not permitted.\n", file, linenum);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					goto err;
				}

				if (nested_conds[nested_cond_lvl] == NESTED_COND_IF_TAKE ||
				    nested_conds[nested_cond_lvl] == NESTED_COND_IF_SKIP ||
				    nested_conds[nested_cond_lvl] == NESTED_COND_ELIF_TAKE ||
				    nested_conds[nested_cond_lvl] == NESTED_COND_ELIF_SKIP) {
					nested_conds[nested_cond_lvl] = NESTED_COND_ELSE_DROP;
				} else {
					/* otherwise we take the "else" */
					nested_conds[nested_cond_lvl] = NESTED_COND_ELSE_TAKE;
				}
				goto next_line;
			}
			else if (strcmp(args[0], ".endif") == 0) {
				if (*args[1]) {
					ha_alert("parsing [%s:%d]: Unexpected argument '%s' for '%s'.\n",
					         file, linenum, args[1], args[0]);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					break;
				}

				if (!nested_cond_lvl) {
					ha_alert("parsing [%s:%d]: lone '.endif' with no matching '.if'.\n", file, linenum);
					err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
					break;
				}
				nested_cond_lvl--;
				goto next_line;
			}
		}

		if (nested_cond_lvl &&
		    (nested_conds[nested_cond_lvl] == NESTED_COND_IF_DROP ||
		     nested_conds[nested_cond_lvl] == NESTED_COND_IF_SKIP ||
		     nested_conds[nested_cond_lvl] == NESTED_COND_ELIF_DROP ||
		     nested_conds[nested_cond_lvl] == NESTED_COND_ELIF_SKIP ||
		     nested_conds[nested_cond_lvl] == NESTED_COND_ELSE_DROP)) {
			/* The current block is masked out by the conditions */
			goto next_line;
		}

		/* .warning/.error/.notice/.diag */
		if (*args[0] == '.') {
			if (strcmp(args[0], ".alert") == 0) {
				if (*args[2]) {
					ha_alert("parsing [%s:%d]: Unexpected argument '%s' for '%s'. Use quotes if the message should contain spaces.\n",
					           file, linenum, args[2], args[0]);
					err_code |= ERR_ALERT | ERR_FATAL;
					goto next_line;
				}

				ha_alert("parsing [%s:%d]: '%s'.\n", file, linenum, args[1]);
				err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
				goto err;
			}
			else if (strcmp(args[0], ".warning") == 0) {
				if (*args[2]) {
					ha_alert("parsing [%s:%d]: Unexpected argument '%s' for '%s'. Use quotes if the message should contain spaces.\n",
					           file, linenum, args[2], args[0]);
					err_code |= ERR_ALERT | ERR_FATAL;
					goto next_line;
				}

				ha_warning("parsing [%s:%d]: '%s'.\n", file, linenum, args[1]);
				err_code |= ERR_WARN;
				goto next_line;
			}
			else if (strcmp(args[0], ".notice") == 0) {
				if (*args[2]) {
					ha_alert("parsing [%s:%d]: Unexpected argument '%s' for '%s'. Use quotes if the message should contain spaces.\n",
					         file, linenum, args[2], args[0]);
					err_code |= ERR_ALERT | ERR_FATAL;
					goto next_line;
				}

				ha_notice("parsing [%s:%d]: '%s'.\n", file, linenum, args[1]);
				goto next_line;
			}
			else if (strcmp(args[0], ".diag") == 0) {
				if (*args[2]) {
					ha_alert("parsing [%s:%d]: Unexpected argument '%s' for '%s'. Use quotes if the message should contain spaces.\n",
					         file, linenum, args[2], args[0]);
					err_code |= ERR_ALERT | ERR_FATAL;
					goto next_line;
				}

				ha_diag_warning("parsing [%s:%d]: '%s'.\n", file, linenum, args[1]);
				goto next_line;
			}
			else {
				ha_alert("parsing [%s:%d]: unknown directive '%s'.\n", file, linenum, args[0]);
				err_code |= ERR_ALERT | ERR_FATAL;
				fatal++;
				break;
			}
		}

		/* check for keyword modifiers "no" and "default" */
		if (strcmp(args[0], "no") == 0) {
			char *tmp;

			kwm = KWM_NO;
			tmp = args[0];
			for (arg=0; *args[arg+1]; arg++)
				args[arg] = args[arg+1];		// shift args after inversion
			*tmp = '\0'; 					// fix the next arg to \0
			args[arg] = tmp;
		}
		else if (strcmp(args[0], "default") == 0) {
			kwm = KWM_DEF;
			for (arg=0; *args[arg+1]; arg++)
				args[arg] = args[arg+1];		// shift args after inversion
		}

		if (kwm != KWM_STD && strcmp(args[0], "option") != 0 &&
		    strcmp(args[0], "log") != 0 && strcmp(args[0], "busy-polling") != 0 &&
		    strcmp(args[0], "set-dumpable") != 0 && strcmp(args[0], "strict-limits") != 0 &&
		    strcmp(args[0], "insecure-fork-wanted") != 0 &&
		    strcmp(args[0], "numa-cpu-mapping") != 0) {
			ha_alert("parsing [%s:%d]: negation/default currently "
				 "supported only for options, log, busy-polling, "
				 "set-dumpable, strict-limits, insecure-fork-wanted "
				 "and numa-cpu-mapping.\n", file, linenum);
			err_code |= ERR_ALERT | ERR_FATAL;
			fatal++;
		}

		/* detect section start */
		list_for_each_entry(ics, &sections, list) {
			if (strcmp(args[0], ics->section_name) == 0) {
				cursection = ics->section_name;
				pcs = cs;
				cs = ics;
				free(global.cfg_curr_section);
				global.cfg_curr_section = strdup(*args[1] ? args[1] : args[0]);
				check_section_position(args[0], file, linenum);
				break;
			}
		}

		if (pcs && pcs->post_section_parser) {
			int status;

			status = pcs->post_section_parser();
			err_code |= status;
			if (status & ERR_FATAL)
				fatal++;

			if (err_code & ERR_ABORT)
				goto err;
		}
		pcs = NULL;

		if (!cs) {
			ha_alert("parsing [%s:%d]: unknown keyword '%s' out of section.\n", file, linenum, args[0]);
			err_code |= ERR_ALERT | ERR_FATAL;
			fatal++;
		} else {
			int status;

			status = cs->section_parser(file, linenum, args, kwm);
			err_code |= status;
			if (status & ERR_FATAL)
				fatal++;

			if (err_code & ERR_ABORT)
				goto err;
		}
	}

	if (missing_lf != -1) {
		ha_alert("parsing [%s:%d]: Missing LF on last line, file might have been truncated at position %d.\n",
		         file, linenum, (missing_lf + 1));
		err_code |= ERR_ALERT | ERR_FATAL;
	}

	ha_free(&global.cfg_curr_section);
	if (cs && cs->post_section_parser)
		err_code |= cs->post_section_parser();

	if (nested_cond_lvl) {
		ha_alert("parsing [%s:%d]: non-terminated '.if' block.\n", file, linenum);
		err_code |= ERR_ALERT | ERR_FATAL | ERR_ABORT;
	}

	if (*initial_cwd && chdir(initial_cwd) == -1) {
		ha_alert("Impossible to get back to initial directory '%s' : %s\n", initial_cwd, strerror(errno));
		err_code |= ERR_ALERT | ERR_FATAL;
	}

err:
	ha_free(&cfg_scope);
	cursection = NULL;
	free(thisline);
	free(outline);
	global.cfg_curr_line = 0;
	global.cfg_curr_file = NULL;

	if (f)
		fclose(f);

	return err_code;
}

#if defined(USE_THREAD) && defined USE_CPU_AFFINITY
#if defined(__linux__)

/* filter directory name of the pattern node<X> */
static int numa_filter(const struct dirent *dir)
{
	char *endptr;

	/* dir name must start with "node" prefix */
	if (strncmp(dir->d_name, "node", 4))
		return 0;

	/* dir name must be at least 5 characters long */
	if (!dir->d_name[4])
		return 0;

	/* dir name must end with a numeric id */
	if (strtol(&dir->d_name[4], &endptr, 10) < 0 || *endptr)
		return 0;

	/* all tests succeeded */
	return 1;
}

/* Inspect the cpu topology of the machine on startup. If a multi-socket
 * machine is detected, try to bind on the first node with active cpu. This is
 * done to prevent an impact on the overall performance when the topology of
 * the machine is unknown. This function is not called if one of the conditions
 * is met :
 * - a non-null nbthread directive is active
 * - a restrictive cpu-map directive is active
 * - a restrictive affinity is already applied, for example via taskset
 *
 * Returns the count of cpus selected. If no automatic binding was required or
 * an error occurred and the topology is unknown, 0 is returned.
 */
static int numa_detect_topology()
{
	struct dirent **node_dirlist;
	int node_dirlist_size;

	struct hap_cpuset active_cpus, node_cpu_set;
	const char *parse_cpu_set_args[2];
	char *err = NULL;
	int grp, thr;

	/* node_cpu_set count is used as return value */
	ha_cpuset_zero(&node_cpu_set);

	/* 1. count the sysfs node<X> directories */
	node_dirlist = NULL;
	node_dirlist_size = scandir(NUMA_DETECT_SYSTEM_SYSFS_PATH"/node", &node_dirlist, numa_filter, alphasort);
	if (node_dirlist_size <= 1)
		goto free_scandir_entries;

	/* 2. read and parse the list of currently online cpu */
	if (read_line_to_trash("%s/cpu/online", NUMA_DETECT_SYSTEM_SYSFS_PATH) < 0) {
		ha_notice("Cannot read online CPUs list, will not try to refine binding\n");
		goto free_scandir_entries;
	}

	parse_cpu_set_args[0] = trash.area;
	parse_cpu_set_args[1] = "\0";
	if (parse_cpu_set(parse_cpu_set_args, &active_cpus, &err) != 0) {
		ha_notice("Cannot read online CPUs list: '%s'. Will not try to refine binding\n", err);
		free(err);
		goto free_scandir_entries;
	}

	/* 3. loop through nodes dirs and find the first one with active cpus */
	while (node_dirlist_size--) {
		const char *node = node_dirlist[node_dirlist_size]->d_name;
		ha_cpuset_zero(&node_cpu_set);

		if (read_line_to_trash("%s/node/%s/cpumap", NUMA_DETECT_SYSTEM_SYSFS_PATH, node) < 0) {
			ha_notice("Cannot read CPUs list of '%s', will not select them to refine binding\n", node);
			free(node_dirlist[node_dirlist_size]);
			continue;
		}

		parse_cpumap(trash.area, &node_cpu_set);
		ha_cpuset_and(&node_cpu_set, &active_cpus);

		/* 5. set affinity on the first found node with active cpus */
		if (!ha_cpuset_count(&node_cpu_set)) {
			free(node_dirlist[node_dirlist_size]);
			continue;
		}

		ha_diag_warning("Multi-socket cpu detected, automatically binding on active CPUs of '%s' (%u active cpu(s))\n", node, ha_cpuset_count(&node_cpu_set));
		for (grp = 0; grp < MAX_TGROUPS; grp++)
			for (thr = 0; thr < MAX_THREADS_PER_GROUP; thr++)
				ha_cpuset_assign(&cpu_map[grp].thread[thr], &node_cpu_set);

		free(node_dirlist[node_dirlist_size]);
		break;
	}

 free_scandir_entries:
	while (node_dirlist_size-- > 0)
		free(node_dirlist[node_dirlist_size]);
	free(node_dirlist);

	return ha_cpuset_count(&node_cpu_set);
}

#elif defined(__FreeBSD__)
static int numa_detect_topology()
{
	struct hap_cpuset node_cpu_set;
	int ndomains = 0, i;
	size_t len = sizeof(ndomains);
	int grp, thr;

	if (sysctlbyname("vm.ndomains", &ndomains, &len, NULL, 0) == -1) {
		ha_notice("Cannot assess the number of CPUs domains\n");
		return 0;
	}

	BUG_ON(ndomains > MAXMEMDOM);
	ha_cpuset_zero(&node_cpu_set);

	if (ndomains < 2)
		goto leave;

	/*
	 * We retrieve the first active valid CPU domain
	 * with active cpu and binding it, we returns
	 * the number of cpu from the said domain
	 */
	for (i = 0; i < ndomains; i ++) {
		struct hap_cpuset dom;
		ha_cpuset_zero(&dom);
		if (cpuset_getaffinity(CPU_LEVEL_WHICH, CPU_WHICH_DOMAIN, i, sizeof(dom.cpuset), &dom.cpuset) == -1)
			continue;

		if (!ha_cpuset_count(&dom))
			continue;

		ha_cpuset_assign(&node_cpu_set, &dom);

		ha_diag_warning("Multi-socket cpu detected, automatically binding on active CPUs of '%d' (%u active cpu(s))\n", i, ha_cpuset_count(&node_cpu_set));
		for (grp = 0; grp < MAX_TGROUPS; grp++)
			for (thr = 0; thr < MAX_THREADS_PER_GROUP; thr++)
				ha_cpuset_assign(&cpu_map[grp].thread[thr], &node_cpu_set);
		break;
	}
 leave:
	return ha_cpuset_count(&node_cpu_set);
}

#else
static int numa_detect_topology()
{
	return 0;
}

#endif
#endif /* USE_THREAD && USE_CPU_AFFINITY */

/*
 * Returns the error code, 0 if OK, or any combination of :
 *  - ERR_ABORT: must abort ASAP
 *  - ERR_FATAL: we can continue parsing but not start the service
 *  - ERR_WARN: a warning has been emitted
 *  - ERR_ALERT: an alert has been emitted
 * Only the two first ones can stop processing, the two others are just
 * indicators.
 */
int check_config_validity()
{
	int cfgerr = 0;
	struct proxy *curproxy = NULL;
	struct proxy *init_proxies_list = NULL;
	struct stktable *t;
	struct server *newsrv = NULL;
	int err_code = 0;
	unsigned int next_pxid = 1;
	struct bind_conf *bind_conf;
	char *err;
	struct cfg_postparser *postparser;
	struct resolvers *curr_resolvers = NULL;
	int i;

	bind_conf = NULL;
	/*
	 * Now, check for the integrity of all that we have collected.
	 */

	if (!global.tune.max_http_hdr)
		global.tune.max_http_hdr = MAX_HTTP_HDR;

	if (!global.tune.cookie_len)
		global.tune.cookie_len = CAPTURE_LEN;

	if (!global.tune.requri_len)
		global.tune.requri_len = REQURI_LEN;

	if (!global.nbthread) {
		/* nbthread not set, thus automatic. In this case, and only if
		 * running on a single process, we enable the same number of
		 * threads as the number of CPUs the process is bound to. This
		 * allows to easily control the number of threads using taskset.
		 */
		global.nbthread = 1;

#if defined(USE_THREAD)
		{
			int numa_cores = 0;
#if defined(USE_CPU_AFFINITY)
			if (global.numa_cpu_mapping && !thread_cpu_mask_forced() && !cpu_map_configured())
				numa_cores = numa_detect_topology();
#endif
			global.nbthread = numa_cores ? numa_cores :
			                               thread_cpus_enabled_at_boot;

			/* Note that we cannot have more than 32 or 64 threads per group */
			if (!global.nbtgroups)
				global.nbtgroups = 1;

			if (global.nbthread > MAX_THREADS_PER_GROUP * global.nbtgroups) {
				ha_diag_warning("nbthread not set, found %d CPUs, limiting to %d threads (maximum is %d per thread group). Please set nbthreads and/or increase thread-groups in the global section to silence this warning.\n",
					   global.nbthread, MAX_THREADS_PER_GROUP * global.nbtgroups, MAX_THREADS_PER_GROUP);
				global.nbthread = MAX_THREADS_PER_GROUP * global.nbtgroups;
			}
		}
#endif
	}

	if (!global.nbtgroups)
		global.nbtgroups = 1;

	if (thread_map_to_groups() < 0) {
		err_code |= ERR_ALERT | ERR_FATAL;
		goto out;
	}

	pool_head_requri = create_pool("requri", global.tune.requri_len , MEM_F_SHARED);

	pool_head_capture = create_pool("capture", global.tune.cookie_len, MEM_F_SHARED);

	/* Post initialisation of the users and groups lists. */
	err_code = userlist_postinit();
	if (err_code != ERR_NONE)
		goto out;

	/* first, we will invert the proxy list order */
	curproxy = NULL;
	while (proxies_list) {
		struct proxy *next;

		next = proxies_list->next;
		proxies_list->next = curproxy;
		curproxy = proxies_list;
		if (!next)
			break;
		proxies_list = next;
	}

	/* starting to initialize the main proxies list */
	init_proxies_list = proxies_list;

init_proxies_list_stage1:
	for (curproxy = init_proxies_list; curproxy; curproxy = curproxy->next) {
		struct switching_rule *rule;
		struct server_rule *srule;
		struct sticking_rule *mrule;
		struct logger *tmplogger;
		unsigned int next_id;

		if (!(curproxy->cap & PR_CAP_INT) && curproxy->uuid < 0) {
			/* proxy ID not set, use automatic numbering with first
			 * spare entry starting with next_pxid. We don't assign
			 * numbers for internal proxies as they may depend on
			 * build or config options and we don't want them to
			 * possibly reuse existing IDs.
			 */
			next_pxid = get_next_id(&used_proxy_id, next_pxid);
			curproxy->conf.id.key = curproxy->uuid = next_pxid;
			eb32_insert(&used_proxy_id, &curproxy->conf.id);
		}

		if (curproxy->mode == PR_MODE_HTTP && global.tune.bufsize >= (256 << 20) && ONLY_ONCE()) {
			ha_alert("global.tune.bufsize must be below 256 MB when HTTP is in use (current value = %d).\n",
				 global.tune.bufsize);
			cfgerr++;
		}

		/* next IDs are shifted even if the proxy is disabled, this
		 * guarantees that a proxy that is temporarily disabled in the
		 * configuration doesn't cause a renumbering. Internal proxies
		 * that are not assigned a static ID must never shift the IDs
		 * either since they may appear in any order (Lua, logs, etc).
		 * The GLOBAL proxy that carries the stats socket has its ID
		 * forced to zero.
		 */
		if (curproxy->uuid >= 0)
			next_pxid++;

		if (curproxy->flags & PR_FL_DISABLED) {
			/* ensure we don't keep listeners uselessly bound. We
			 * can't disable their listeners yet (fdtab not
			 * allocated yet) but let's skip them.
			 */
			if (curproxy->table) {
				ha_free(&curproxy->table->peers.name);
				curproxy->table->peers.p = NULL;
			}
			continue;
		}

		/* The current proxy is referencing a default proxy. We must
		 * finalize its config, but only once. If the default proxy is
		 * ready (PR_FL_READY) it means it was already fully configured.
		 */
		if (curproxy->defpx) {
			if (!(curproxy->defpx->flags & PR_FL_READY)) {
				/* check validity for 'tcp-request' layer 4/5/6/7 rules */
				cfgerr += check_action_rules(&curproxy->defpx->tcp_req.l4_rules, curproxy->defpx, &err_code);
				cfgerr += check_action_rules(&curproxy->defpx->tcp_req.l5_rules, curproxy->defpx, &err_code);
				cfgerr += check_action_rules(&curproxy->defpx->tcp_req.inspect_rules, curproxy->defpx, &err_code);
				cfgerr += check_action_rules(&curproxy->defpx->tcp_rep.inspect_rules, curproxy->defpx, &err_code);
				cfgerr += check_action_rules(&curproxy->defpx->http_req_rules, curproxy->defpx, &err_code);
				cfgerr += check_action_rules(&curproxy->defpx->http_res_rules, curproxy->defpx, &err_code);
				cfgerr += check_action_rules(&curproxy->defpx->http_after_res_rules, curproxy->defpx, &err_code);

				err = NULL;
				i = smp_resolve_args(curproxy->defpx, &err);
				cfgerr += i;
				if (i) {
					indent_msg(&err, 8);
					ha_alert("%s%s\n", i > 1 ? "multiple argument resolution errors:" : "", err);
					ha_free(&err);
				}
				else
					cfgerr += acl_find_targets(curproxy->defpx);

				/* default proxy is now ready. Set the right FE/BE capabilities */
				curproxy->defpx->flags |= PR_FL_READY;
			}
		}

		/* check and reduce the bind-proc of each listener */
		list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
			int ret;

			/* HTTP frontends with "h2" as ALPN/NPN will work in
			 * HTTP/2 and absolutely require buffers 16kB or larger.
			 */
#ifdef USE_OPENSSL
			/* no-alpn ? If so, it's the right moment to remove it */
			if (bind_conf->ssl_conf.alpn_str && !bind_conf->ssl_conf.alpn_len) {
				free(bind_conf->ssl_conf.alpn_str);
				bind_conf->ssl_conf.alpn_str = NULL;
			}
#ifdef TLSEXT_TYPE_application_layer_protocol_negotiation
			else if (!bind_conf->ssl_conf.alpn_str && !bind_conf->ssl_conf.npn_str &&
				 ((bind_conf->options & BC_O_USE_SSL) || bind_conf->xprt == xprt_get(XPRT_QUIC)) &&
				 curproxy->mode == PR_MODE_HTTP && global.tune.bufsize >= 16384) {

				/* Neither ALPN nor NPN were explicitly set nor disabled, we're
				 * in HTTP mode with an SSL or QUIC listener, we can enable ALPN.
				 * Note that it's in binary form.
				 */
				if (bind_conf->xprt == xprt_get(XPRT_QUIC))
					bind_conf->ssl_conf.alpn_str = strdup("\002h3");
				else
					bind_conf->ssl_conf.alpn_str = strdup("\002h2\010http/1.1");

				if (!bind_conf->ssl_conf.alpn_str) {
					ha_alert("Proxy '%s': out of memory while trying to allocate a default alpn string in 'bind %s' at [%s:%d].\n",
						 curproxy->id, bind_conf->arg, bind_conf->file, bind_conf->line);
					cfgerr++;
					err_code |= ERR_FATAL | ERR_ALERT;
					goto out;
				}
				bind_conf->ssl_conf.alpn_len = strlen(bind_conf->ssl_conf.alpn_str);
			}
#endif

			if (curproxy->mode == PR_MODE_HTTP && global.tune.bufsize < 16384) {
#ifdef OPENSSL_NPN_NEGOTIATED
				/* check NPN */
				if (bind_conf->ssl_conf.npn_str && strstr(bind_conf->ssl_conf.npn_str, "\002h2")) {
					ha_alert("HTTP frontend '%s' enables HTTP/2 via NPN at [%s:%d], so global.tune.bufsize must be at least 16384 bytes (%d now).\n",
						 curproxy->id, bind_conf->file, bind_conf->line, global.tune.bufsize);
					cfgerr++;
				}
#endif
#ifdef TLSEXT_TYPE_application_layer_protocol_negotiation
				/* check ALPN */
				if (bind_conf->ssl_conf.alpn_str && strstr(bind_conf->ssl_conf.alpn_str, "\002h2")) {
					ha_alert("HTTP frontend '%s' enables HTTP/2 via ALPN at [%s:%d], so global.tune.bufsize must be at least 16384 bytes (%d now).\n",
						 curproxy->id, bind_conf->file, bind_conf->line, global.tune.bufsize);
					cfgerr++;
				}
#endif
			} /* HTTP && bufsize < 16384 */
#endif

			/* finish the bind setup */
			ret = bind_complete_thread_setup(bind_conf, &err_code);
			if (ret != 0) {
				cfgerr += ret;
				if (err_code & ERR_FATAL)
					goto out;
			}
		}

		switch (curproxy->mode) {
		case PR_MODE_TCP:
			cfgerr += proxy_cfg_ensure_no_http(curproxy);
			cfgerr += proxy_cfg_ensure_no_log(curproxy);
			break;

		case PR_MODE_HTTP:
			cfgerr += proxy_cfg_ensure_no_log(curproxy);
			curproxy->http_needed = 1;
			break;

		case PR_MODE_CLI:
			cfgerr += proxy_cfg_ensure_no_http(curproxy);
			cfgerr += proxy_cfg_ensure_no_log(curproxy);
			break;

		case PR_MODE_SYSLOG:
			/* this mode is initialized as the classic tcp proxy */
			cfgerr += proxy_cfg_ensure_no_http(curproxy);
			break;

		case PR_MODE_PEERS:
		case PR_MODES:
			/* should not happen, bug gcc warn missing switch statement */
			ha_alert("%s '%s' cannot initialize this proxy mode (peers) in this way. NOTE: PLEASE REPORT THIS TO DEVELOPERS AS YOU'RE NOT SUPPOSED TO BE ABLE TO CREATE A CONFIGURATION TRIGGERING THIS!\n",
				 proxy_type_str(curproxy), curproxy->id);
			cfgerr++;
			break;
		}

		if (!(curproxy->cap & PR_CAP_INT) && (curproxy->cap & PR_CAP_FE) && LIST_ISEMPTY(&curproxy->conf.listeners)) {
			ha_warning("%s '%s' has no 'bind' directive. Please declare it as a backend if this was intended.\n",
				   proxy_type_str(curproxy), curproxy->id);
			err_code |= ERR_WARN;
		}

		if (curproxy->cap & PR_CAP_BE) {
			if (curproxy->lbprm.algo & BE_LB_KIND) {
				if (curproxy->options & PR_O_TRANSP) {
					ha_alert("%s '%s' cannot use both transparent and balance mode.\n",
						 proxy_type_str(curproxy), curproxy->id);
					cfgerr++;
				}
#ifdef WE_DONT_SUPPORT_SERVERLESS_LISTENERS
				else if (curproxy->srv == NULL) {
					ha_alert("%s '%s' needs at least 1 server in balance mode.\n",
						 proxy_type_str(curproxy), curproxy->id);
					cfgerr++;
				}
#endif
				else if (curproxy->options & PR_O_DISPATCH) {
					ha_warning("dispatch address of %s '%s' will be ignored in balance mode.\n",
						   proxy_type_str(curproxy), curproxy->id);
					err_code |= ERR_WARN;
				}
			}
			else if (!(curproxy->options & (PR_O_TRANSP | PR_O_DISPATCH))) {
				/* If no LB algo is set in a backend, and we're not in
				 * transparent mode, dispatch mode nor proxy mode, we
				 * want to use balance roundrobin by default.
				 */
				curproxy->lbprm.algo &= ~BE_LB_ALGO;
				curproxy->lbprm.algo |= BE_LB_ALGO_RR;
			}
		}

		if (curproxy->options & PR_O_DISPATCH)
			curproxy->options &= ~PR_O_TRANSP;
		else if (curproxy->options & PR_O_TRANSP)
			curproxy->options &= ~PR_O_DISPATCH;

		if ((curproxy->tcpcheck_rules.flags & TCPCHK_RULES_UNUSED_HTTP_RS)) {
			ha_warning("%s '%s' uses http-check rules without 'option httpchk', so the rules are ignored.\n",
				   proxy_type_str(curproxy), curproxy->id);
			err_code |= ERR_WARN;
		}

		if ((curproxy->options2 & PR_O2_CHK_ANY) == PR_O2_TCPCHK_CHK &&
		    (curproxy->tcpcheck_rules.flags & TCPCHK_RULES_PROTO_CHK) != TCPCHK_RULES_HTTP_CHK) {
			if (curproxy->options & PR_O_DISABLE404) {
				ha_warning("'%s' will be ignored for %s '%s' (requires 'option httpchk').\n",
					   "disable-on-404", proxy_type_str(curproxy), curproxy->id);
				err_code |= ERR_WARN;
				curproxy->options &= ~PR_O_DISABLE404;
			}
			if (curproxy->options2 & PR_O2_CHK_SNDST) {
				ha_warning("'%s' will be ignored for %s '%s' (requires 'option httpchk').\n",
					   "send-state", proxy_type_str(curproxy), curproxy->id);
				err_code |= ERR_WARN;
				curproxy->options &= ~PR_O2_CHK_SNDST;
			}
		}

		if ((curproxy->options2 & PR_O2_CHK_ANY) == PR_O2_EXT_CHK) {
			if (!global.external_check) {
				ha_alert("Proxy '%s' : '%s' unable to find required 'global.external-check'.\n",
					 curproxy->id, "option external-check");
				cfgerr++;
			}
			if (!curproxy->check_command) {
				ha_alert("Proxy '%s' : '%s' unable to find required 'external-check command'.\n",
					 curproxy->id, "option external-check");
				cfgerr++;
			}
			if (!(global.tune.options & GTUNE_INSECURE_FORK)) {
				ha_warning("Proxy '%s' : 'insecure-fork-wanted' not enabled in the global section, '%s' will likely fail.\n",
					 curproxy->id, "option external-check");
				err_code |= ERR_WARN;
			}
		}

		if (curproxy->email_alert.set) {
		    if (!(curproxy->email_alert.mailers.name && curproxy->email_alert.from && curproxy->email_alert.to)) {
			    ha_warning("'email-alert' will be ignored for %s '%s' (the presence any of "
				       "'email-alert from', 'email-alert level' 'email-alert mailers', "
				       "'email-alert myhostname', or 'email-alert to' "
				       "requires each of 'email-alert from', 'email-alert mailers' and 'email-alert to' "
				       "to be present).\n",
				       proxy_type_str(curproxy), curproxy->id);
			    err_code |= ERR_WARN;
			    free_email_alert(curproxy);
		    }
		    if (!curproxy->email_alert.myhostname)
			    curproxy->email_alert.myhostname = strdup(hostname);
		}

		if (curproxy->check_command) {
			int clear = 0;
			if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_EXT_CHK) {
				ha_warning("'%s' will be ignored for %s '%s' (requires 'option external-check').\n",
					   "external-check command", proxy_type_str(curproxy), curproxy->id);
				err_code |= ERR_WARN;
				clear = 1;
			}
			if (curproxy->check_command[0] != '/' && !curproxy->check_path) {
				ha_alert("Proxy '%s': '%s' does not have a leading '/' and 'external-check path' is not set.\n",
					 curproxy->id, "external-check command");
				cfgerr++;
			}
			if (clear) {
				ha_free(&curproxy->check_command);
			}
		}

		if (curproxy->check_path) {
			if ((curproxy->options2 & PR_O2_CHK_ANY) != PR_O2_EXT_CHK) {
				ha_warning("'%s' will be ignored for %s '%s' (requires 'option external-check').\n",
					   "external-check path", proxy_type_str(curproxy), curproxy->id);
				err_code |= ERR_WARN;
				ha_free(&curproxy->check_path);
			}
		}

		/* if a default backend was specified, let's find it */
		if (curproxy->defbe.name) {
			struct proxy *target;

			target = proxy_be_by_name(curproxy->defbe.name);
			if (!target) {
				ha_alert("Proxy '%s': unable to find required default_backend: '%s'.\n",
					 curproxy->id, curproxy->defbe.name);
				cfgerr++;
			} else if (target == curproxy) {
				ha_alert("Proxy '%s': loop detected for default_backend: '%s'.\n",
					 curproxy->id, curproxy->defbe.name);
				cfgerr++;
			} else if (target->mode != curproxy->mode &&
				   !(curproxy->mode == PR_MODE_TCP && target->mode == PR_MODE_HTTP)) {

				ha_alert("%s %s '%s' (%s:%d) tries to use incompatible %s %s '%s' (%s:%d) as its default backend (see 'mode').\n",
					 proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id,
					 curproxy->conf.file, curproxy->conf.line,
					 proxy_mode_str(target->mode), proxy_type_str(target), target->id,
					 target->conf.file, target->conf.line);
				cfgerr++;
			} else {
				free(curproxy->defbe.name);
				curproxy->defbe.be = target;
				/* Emit a warning if this proxy also has some servers */
				if (curproxy->srv) {
					ha_warning("In proxy '%s', the 'default_backend' rule always has precedence over the servers, which will never be used.\n",
						   curproxy->id);
					err_code |= ERR_WARN;
				}
			}
		}

		/* find the target proxy for 'use_backend' rules */
		list_for_each_entry(rule, &curproxy->switching_rules, list) {
			struct proxy *target;
			struct logformat_node *node;
			char *pxname;

			/* Try to parse the string as a log format expression. If the result
			 * of the parsing is only one entry containing a simple string, then
			 * it's a standard string corresponding to a static rule, thus the
			 * parsing is cancelled and be.name is restored to be resolved.
			 */
			pxname = rule->be.name;
			LIST_INIT(&rule->be.expr);
			curproxy->conf.args.ctx = ARGC_UBK;
			curproxy->conf.args.file = rule->file;
			curproxy->conf.args.line = rule->line;
			err = NULL;
			if (!parse_logformat_string(pxname, curproxy, &rule->be.expr, 0, SMP_VAL_FE_HRQ_HDR, &err)) {
				ha_alert("Parsing [%s:%d]: failed to parse use_backend rule '%s' : %s.\n",
					 rule->file, rule->line, pxname, err);
				free(err);
				cfgerr++;
				continue;
			}
			node = LIST_NEXT(&rule->be.expr, struct logformat_node *, list);

			if (!LIST_ISEMPTY(&rule->be.expr)) {
				if (node->type != LOG_FMT_TEXT || node->list.n != &rule->be.expr) {
					rule->dynamic = 1;
					free(pxname);
					continue;
				}
				/* Only one element in the list, a simple string: free the expression and
				 * fall back to static rule
				 */
				LIST_DELETE(&node->list);
				free(node->arg);
				free(node);
			}

			rule->dynamic = 0;
			rule->be.name = pxname;

			target = proxy_be_by_name(rule->be.name);
			if (!target) {
				ha_alert("Proxy '%s': unable to find required use_backend: '%s'.\n",
					 curproxy->id, rule->be.name);
				cfgerr++;
			} else if (target == curproxy) {
				ha_alert("Proxy '%s': loop detected for use_backend: '%s'.\n",
					 curproxy->id, rule->be.name);
				cfgerr++;
			} else if (target->mode != curproxy->mode &&
				   !(curproxy->mode == PR_MODE_TCP && target->mode == PR_MODE_HTTP)) {

				ha_alert("%s %s '%s' (%s:%d) tries to use incompatible %s %s '%s' (%s:%d) in a 'use_backend' rule (see 'mode').\n",
					 proxy_mode_str(curproxy->mode), proxy_type_str(curproxy), curproxy->id,
					 curproxy->conf.file, curproxy->conf.line,
					 proxy_mode_str(target->mode), proxy_type_str(target), target->id,
					 target->conf.file, target->conf.line);
				cfgerr++;
			} else {
				ha_free(&rule->be.name);
				rule->be.backend = target;
			}
			err_code |= warnif_tcp_http_cond(curproxy, rule->cond);
		}

		/* find the target server for 'use_server' rules */
		list_for_each_entry(srule, &curproxy->server_rules, list) {
			struct server *target;
			struct logformat_node *node;
			char *server_name;

			/* We try to parse the string as a log format expression. If the result of the parsing
			 * is only one entry containing a single string, then it's a standard string corresponding
			 * to a static rule, thus the parsing is cancelled and we fall back to setting srv.ptr.
			 */
			server_name = srule->srv.name;
			LIST_INIT(&srule->expr);
			curproxy->conf.args.ctx = ARGC_USRV;
			err = NULL;
			if (!parse_logformat_string(server_name, curproxy, &srule->expr, 0, SMP_VAL_FE_HRQ_HDR, &err)) {
				ha_alert("Parsing [%s:%d]; use-server rule failed to parse log-format '%s' : %s.\n",
						srule->file, srule->line, server_name, err);
				free(err);
				cfgerr++;
				continue;
			}
			node = LIST_NEXT(&srule->expr, struct logformat_node *, list);

			if (!LIST_ISEMPTY(&srule->expr)) {
				if (node->type != LOG_FMT_TEXT || node->list.n != &srule->expr) {
					srule->dynamic = 1;
					free(server_name);
					continue;
				}
				/* Only one element in the list, a simple string: free the expression and
				 * fall back to static rule
				 */
				LIST_DELETE(&node->list);
				free(node->arg);
				free(node);
			}

			srule->dynamic = 0;
			srule->srv.name = server_name;
			target = findserver(curproxy, srule->srv.name);
			err_code |= warnif_tcp_http_cond(curproxy, srule->cond);

			if (!target) {
				ha_alert("%s '%s' : unable to find server '%s' referenced in a 'use-server' rule.\n",
					 proxy_type_str(curproxy), curproxy->id, srule->srv.name);
				cfgerr++;
				continue;
			}
			ha_free(&srule->srv.name);
			srule->srv.ptr = target;
			target->flags |= SRV_F_NON_PURGEABLE;
		}

		/* find the target table for 'stick' rules */
		list_for_each_entry(mrule, &curproxy->sticking_rules, list) {
			curproxy->be_req_ana |= AN_REQ_STICKING_RULES;
			if (mrule->flags & STK_IS_STORE)
				curproxy->be_rsp_ana |= AN_RES_STORE_RULES;

			if (!resolve_stick_rule(curproxy, mrule))
				cfgerr++;

			err_code |= warnif_tcp_http_cond(curproxy, mrule->cond);
		}

		/* find the target table for 'store response' rules */
		list_for_each_entry(mrule, &curproxy->storersp_rules, list) {
			curproxy->be_rsp_ana |= AN_RES_STORE_RULES;

			if (!resolve_stick_rule(curproxy, mrule))
				cfgerr++;
		}

		/* check validity for 'tcp-request' layer 4/5/6/7 rules */
		cfgerr += check_action_rules(&curproxy->tcp_req.l4_rules, curproxy, &err_code);
		cfgerr += check_action_rules(&curproxy->tcp_req.l5_rules, curproxy, &err_code);
		cfgerr += check_action_rules(&curproxy->tcp_req.inspect_rules, curproxy, &err_code);
		cfgerr += check_action_rules(&curproxy->tcp_rep.inspect_rules, curproxy, &err_code);
		cfgerr += check_action_rules(&curproxy->http_req_rules, curproxy, &err_code);
		cfgerr += check_action_rules(&curproxy->http_res_rules, curproxy, &err_code);
		cfgerr += check_action_rules(&curproxy->http_after_res_rules, curproxy, &err_code);

		/* Warn is a switch-mode http is used on a TCP listener with servers but no backend */
		if (!curproxy->defbe.name && LIST_ISEMPTY(&curproxy->switching_rules) && curproxy->srv) {
			if ((curproxy->options & PR_O_HTTP_UPG) && curproxy->mode == PR_MODE_TCP)
				ha_warning("Proxy '%s' : 'switch-mode http' configured for a %s %s with no backend. "
					   "Incoming connections upgraded to HTTP cannot be routed to TCP servers\n",
					   curproxy->id, proxy_mode_str(curproxy->mode), proxy_type_str(curproxy));
		}

		if (curproxy->table && curproxy->table->peers.name) {
			struct peers *curpeers;

			for (curpeers = cfg_peers; curpeers; curpeers = curpeers->next) {
				if (strcmp(curpeers->id, curproxy->table->peers.name) == 0) {
					ha_free(&curproxy->table->peers.name);
					curproxy->table->peers.p = curpeers;
					break;
				}
			}

			if (!curpeers) {
				ha_alert("Proxy '%s': unable to find sync peers '%s'.\n",
					 curproxy->id, curproxy->table->peers.name);
				ha_free(&curproxy->table->peers.name);
				curproxy->table->peers.p = NULL;
				cfgerr++;
			}
			else if (curpeers->disabled) {
				/* silently disable this peers section */
				curproxy->table->peers.p = NULL;
			}
			else if (!curpeers->peers_fe) {
				ha_alert("Proxy '%s': unable to find local peer '%s' in peers section '%s'.\n",
					 curproxy->id, localpeer, curpeers->id);
				curproxy->table->peers.p = NULL;
				cfgerr++;
			}
		}


		if (curproxy->email_alert.mailers.name) {
			struct mailers *curmailers = mailers;

			for (curmailers = mailers; curmailers; curmailers = curmailers->next) {
				if (strcmp(curmailers->id, curproxy->email_alert.mailers.name) == 0)
					break;
			}
			if (!curmailers) {
				ha_alert("Proxy '%s': unable to find mailers '%s'.\n",
					 curproxy->id, curproxy->email_alert.mailers.name);
				free_email_alert(curproxy);
				cfgerr++;
			}
			else {
				err = NULL;
				if (init_email_alert(curmailers, curproxy, &err)) {
					ha_alert("Proxy '%s': %s.\n", curproxy->id, err);
					free(err);
					cfgerr++;
				}
			}
		}

		if (curproxy->uri_auth && !(curproxy->uri_auth->flags & STAT_CONVDONE) &&
		    !LIST_ISEMPTY(&curproxy->uri_auth->http_req_rules) &&
		    (curproxy->uri_auth->userlist || curproxy->uri_auth->auth_realm )) {
			ha_alert("%s '%s': stats 'auth'/'realm' and 'http-request' can't be used at the same time.\n",
				 "proxy", curproxy->id);
			cfgerr++;
			goto out_uri_auth_compat;
		}

		if (curproxy->uri_auth && curproxy->uri_auth->userlist &&
		    (!(curproxy->uri_auth->flags & STAT_CONVDONE) ||
		     LIST_ISEMPTY(&curproxy->uri_auth->http_req_rules))) {
			const char *uri_auth_compat_req[10];
			struct act_rule *rule;
			i = 0;

			/* build the ACL condition from scratch. We're relying on anonymous ACLs for that */
			uri_auth_compat_req[i++] = "auth";

			if (curproxy->uri_auth->auth_realm) {
				uri_auth_compat_req[i++] = "realm";
				uri_auth_compat_req[i++] = curproxy->uri_auth->auth_realm;
			}

			uri_auth_compat_req[i++] = "unless";
			uri_auth_compat_req[i++] = "{";
			uri_auth_compat_req[i++] = "http_auth(.internal-stats-userlist)";
			uri_auth_compat_req[i++] = "}";
			uri_auth_compat_req[i++] = "";

			rule = parse_http_req_cond(uri_auth_compat_req, "internal-stats-auth-compat", 0, curproxy);
			if (!rule) {
				cfgerr++;
				break;
			}

			LIST_APPEND(&curproxy->uri_auth->http_req_rules, &rule->list);

			if (curproxy->uri_auth->auth_realm) {
				ha_free(&curproxy->uri_auth->auth_realm);
			}
			curproxy->uri_auth->flags |= STAT_CONVDONE;
		}
out_uri_auth_compat:

		/* check whether we have a logger that uses RFC5424 log format */
		list_for_each_entry(tmplogger, &curproxy->loggers, list) {
			if (tmplogger->format == LOG_FORMAT_RFC5424) {
				if (!curproxy->conf.logformat_sd_string) {
					/* set the default logformat_sd_string */
					curproxy->conf.logformat_sd_string = default_rfc5424_sd_log_format;
				}
				break;
			}
		}

		/* compile the log format */
		if (!(curproxy->cap & PR_CAP_FE)) {
			if (curproxy->conf.logformat_string != default_http_log_format &&
			    curproxy->conf.logformat_string != default_tcp_log_format &&
			    curproxy->conf.logformat_string != clf_http_log_format)
				free(curproxy->conf.logformat_string);
			curproxy->conf.logformat_string = NULL;
			ha_free(&curproxy->conf.lfs_file);
			curproxy->conf.lfs_line = 0;

			if (curproxy->conf.logformat_sd_string != default_rfc5424_sd_log_format)
				free(curproxy->conf.logformat_sd_string);
			curproxy->conf.logformat_sd_string = NULL;
			ha_free(&curproxy->conf.lfsd_file);
			curproxy->conf.lfsd_line = 0;
		}

		if (curproxy->conf.logformat_string) {
			curproxy->conf.args.ctx = ARGC_LOG;
			curproxy->conf.args.file = curproxy->conf.lfs_file;
			curproxy->conf.args.line = curproxy->conf.lfs_line;
			err = NULL;
			if (!parse_logformat_string(curproxy->conf.logformat_string, curproxy, &curproxy->logformat,
			                            LOG_OPT_MANDATORY|LOG_OPT_MERGE_SPACES,
			                            SMP_VAL_FE_LOG_END, &err)) {
				ha_alert("Parsing [%s:%d]: failed to parse log-format : %s.\n",
					 curproxy->conf.lfs_file, curproxy->conf.lfs_line, err);
				free(err);
				cfgerr++;
			}
			curproxy->conf.args.file = NULL;
			curproxy->conf.args.line = 0;
		}

		if (curproxy->conf.logformat_sd_string) {
			curproxy->conf.args.ctx = ARGC_LOGSD;
			curproxy->conf.args.file = curproxy->conf.lfsd_file;
			curproxy->conf.args.line = curproxy->conf.lfsd_line;
			err = NULL;
			if (!parse_logformat_string(curproxy->conf.logformat_sd_string, curproxy, &curproxy->logformat_sd,
			                            LOG_OPT_MANDATORY|LOG_OPT_MERGE_SPACES,
			                            SMP_VAL_FE_LOG_END, &err)) {
				ha_alert("Parsing [%s:%d]: failed to parse log-format-sd : %s.\n",
					 curproxy->conf.lfs_file, curproxy->conf.lfs_line, err);
				free(err);
				cfgerr++;
			} else if (!add_to_logformat_list(NULL, NULL, LF_SEPARATOR, &curproxy->logformat_sd, &err)) {
				ha_alert("Parsing [%s:%d]: failed to parse log-format-sd : %s.\n",
					 curproxy->conf.lfs_file, curproxy->conf.lfs_line, err);
				free(err);
				cfgerr++;
			}
			curproxy->conf.args.file = NULL;
			curproxy->conf.args.line = 0;
		}

		if (curproxy->conf.uniqueid_format_string) {
			int where = 0;

			curproxy->conf.args.ctx = ARGC_UIF;
			curproxy->conf.args.file = curproxy->conf.uif_file;
			curproxy->conf.args.line = curproxy->conf.uif_line;
			err = NULL;
			if (curproxy->cap & PR_CAP_FE)
				where |= SMP_VAL_FE_HRQ_HDR;
			if (curproxy->cap & PR_CAP_BE)
				where |= SMP_VAL_BE_HRQ_HDR;
			if (!parse_logformat_string(curproxy->conf.uniqueid_format_string, curproxy, &curproxy->format_unique_id,
			                            LOG_OPT_HTTP|LOG_OPT_MERGE_SPACES, where, &err)) {
				ha_alert("Parsing [%s:%d]: failed to parse unique-id : %s.\n",
					 curproxy->conf.uif_file, curproxy->conf.uif_line, err);
				free(err);
				cfgerr++;
			}
			curproxy->conf.args.file = NULL;
			curproxy->conf.args.line = 0;
		}

		if (curproxy->conf.error_logformat_string) {
			curproxy->conf.args.ctx = ARGC_LOG;
			curproxy->conf.args.file = curproxy->conf.elfs_file;
			curproxy->conf.args.line = curproxy->conf.elfs_line;
			err = NULL;
			if (!parse_logformat_string(curproxy->conf.error_logformat_string, curproxy, &curproxy->logformat_error,
			                            LOG_OPT_MANDATORY|LOG_OPT_MERGE_SPACES,
			                            SMP_VAL_FE_LOG_END, &err)) {
				ha_alert("Parsing [%s:%d]: failed to parse error-log-format : %s.\n",
					 curproxy->conf.elfs_file, curproxy->conf.elfs_line, err);
				free(err);
				cfgerr++;
			}
			curproxy->conf.args.file = NULL;
			curproxy->conf.args.line = 0;
		}

		/* "balance hash" needs to compile its expression
		 * (log backends will handle this in proxy log postcheck)
		 */
		if (curproxy->mode != PR_MODE_SYSLOG &&
		    (curproxy->lbprm.algo & BE_LB_ALGO) == BE_LB_ALGO_SMP) {
			int idx = 0;
			const char *args[] = {
				curproxy->lbprm.arg_str,
				NULL,
			};

			err = NULL;
			curproxy->conf.args.ctx = ARGC_USRV; // same context as use_server.
			curproxy->lbprm.expr =
				sample_parse_expr((char **)args, &idx,
						  curproxy->conf.file, curproxy->conf.line,
						  &err, &curproxy->conf.args, NULL);

			if (!curproxy->lbprm.expr) {
				ha_alert("%s '%s' [%s:%d]: failed to parse 'balance hash' expression '%s' in : %s.\n",
					 proxy_type_str(curproxy), curproxy->id,
					 curproxy->conf.file, curproxy->conf.line,
					 curproxy->lbprm.arg_str, err);
				ha_free(&err);
				cfgerr++;
			}
			else if (!(curproxy->lbprm.expr->fetch->val & SMP_VAL_BE_SET_SRV)) {
				ha_alert("%s '%s' [%s:%d]: error detected while parsing 'balance hash' expression '%s' "
					 "which requires information from %s, which is not available here.\n",
					 proxy_type_str(curproxy), curproxy->id,
					 curproxy->conf.file, curproxy->conf.line,
					 curproxy->lbprm.arg_str, sample_src_names(curproxy->lbprm.expr->fetch->use));
				cfgerr++;
			}
			else if (curproxy->mode == PR_MODE_HTTP && (curproxy->lbprm.expr->fetch->use & SMP_USE_L6REQ)) {
				ha_warning("%s '%s' [%s:%d]: L6 sample fetch <%s> will be ignored in 'balance hash' expression in HTTP mode.\n",
					   proxy_type_str(curproxy), curproxy->id,
					   curproxy->conf.file, curproxy->conf.line,
					   curproxy->lbprm.arg_str);
			}
			else
				curproxy->http_needed |= !!(curproxy->lbprm.expr->fetch->use & SMP_USE_HTTP_ANY);
		}

		/* only now we can check if some args remain unresolved.
		 * This must be done after the users and groups resolution.
		 */
		err = NULL;
		i = smp_resolve_args(curproxy, &err);
		cfgerr += i;
		if (i) {
			indent_msg(&err, 8);
			ha_alert("%s%s\n", i > 1 ? "multiple argument resolution errors:" : "", err);
			ha_free(&err);
		} else
			cfgerr += acl_find_targets(curproxy);

		if (!(curproxy->cap & PR_CAP_INT) && (curproxy->mode == PR_MODE_TCP || curproxy->mode == PR_MODE_HTTP) &&
		    (((curproxy->cap & PR_CAP_FE) && !curproxy->timeout.client) ||
		     ((curproxy->cap & PR_CAP_BE) && (curproxy->srv) &&
		      (!curproxy->timeout.connect ||
		       (!curproxy->timeout.server && (curproxy->mode == PR_MODE_HTTP || !curproxy->timeout.tunnel)))))) {
			ha_warning("missing timeouts for %s '%s'.\n"
				   "   | While not properly invalid, you will certainly encounter various problems\n"
				   "   | with such a configuration. To fix this, please ensure that all following\n"
				   "   | timeouts are set to a non-zero value: 'client', 'connect', 'server'.\n",
				   proxy_type_str(curproxy), curproxy->id);
			err_code |= ERR_WARN;
		}

		/* Historically, the tarpit and queue timeouts were inherited from contimeout.
		 * We must still support older configurations, so let's find out whether those
		 * parameters have been set or must be copied from contimeouts.
		 */
		if (!curproxy->timeout.tarpit)
			curproxy->timeout.tarpit = curproxy->timeout.connect;
		if ((curproxy->cap & PR_CAP_BE) && !curproxy->timeout.queue)
			curproxy->timeout.queue = curproxy->timeout.connect;

		if ((curproxy->tcpcheck_rules.flags & TCPCHK_RULES_UNUSED_TCP_RS)) {
			ha_warning("%s '%s' uses tcp-check rules without 'option tcp-check', so the rules are ignored.\n",
				   proxy_type_str(curproxy), curproxy->id);
			err_code |= ERR_WARN;
		}

		/* ensure that cookie capture length is not too large */
		if (curproxy->capture_len >= global.tune.cookie_len) {
			ha_warning("truncating capture length to %d bytes for %s '%s'.\n",
				   global.tune.cookie_len - 1, proxy_type_str(curproxy), curproxy->id);
			err_code |= ERR_WARN;
			curproxy->capture_len = global.tune.cookie_len - 1;
		}

		/* The small pools required for the capture lists */
		if (curproxy->nb_req_cap) {
			curproxy->req_cap_pool = create_pool("ptrcap",
			                                     curproxy->nb_req_cap * sizeof(char *),
			                                     MEM_F_SHARED);
		}

		if (curproxy->nb_rsp_cap) {
			curproxy->rsp_cap_pool = create_pool("ptrcap",
			                                     curproxy->nb_rsp_cap * sizeof(char *),
			                                     MEM_F_SHARED);
		}

		switch (curproxy->load_server_state_from_file) {
			case PR_SRV_STATE_FILE_UNSPEC:
				curproxy->load_server_state_from_file = PR_SRV_STATE_FILE_NONE;
				break;
			case PR_SRV_STATE_FILE_GLOBAL:
				if (!global.server_state_file) {
					ha_warning("backend '%s' configured to load server state file from global section 'server-state-file' directive. Unfortunately, 'server-state-file' is not set!\n",
						   curproxy->id);
					err_code |= ERR_WARN;
				}
				break;
		}

		/* first, we will invert the servers list order */
		newsrv = NULL;
		while (curproxy->srv) {
			struct server *next;

			next = curproxy->srv->next;
			curproxy->srv->next = newsrv;
			newsrv = curproxy->srv;
			if (!next)
				break;
			curproxy->srv = next;
		}

		/* Check that no server name conflicts. This causes trouble in the stats.
		 * We only emit a warning for the first conflict affecting each server,
		 * in order to avoid combinatory explosion if all servers have the same
		 * name. We do that only for servers which do not have an explicit ID,
		 * because these IDs were made also for distinguishing them and we don't
		 * want to annoy people who correctly manage them.
		 */
		for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) {
			struct server *other_srv;

			if (newsrv->puid)
				continue;

			for (other_srv = curproxy->srv; other_srv && other_srv != newsrv; other_srv = other_srv->next) {
				if (!other_srv->puid && strcmp(other_srv->id, newsrv->id) == 0) {
					ha_alert("parsing [%s:%d] : %s '%s', another server named '%s' was already defined at line %d, please use distinct names.\n",
						   newsrv->conf.file, newsrv->conf.line,
						   proxy_type_str(curproxy), curproxy->id,
						   newsrv->id, other_srv->conf.line);
					cfgerr++;
					break;
				}
			}
		}

		/* assign automatic UIDs to servers which don't have one yet */
		next_id = 1;
		newsrv = curproxy->srv;
		while (newsrv != NULL) {
			if (!newsrv->puid) {
				/* server ID not set, use automatic numbering with first
				 * spare entry starting with next_svid.
				 */
				next_id = get_next_id(&curproxy->conf.used_server_id, next_id);
				newsrv->conf.id.key = newsrv->puid = next_id;
				eb32_insert(&curproxy->conf.used_server_id, &newsrv->conf.id);
			}
			newsrv->conf.name.key = newsrv->id;
			ebis_insert(&curproxy->conf.used_server_name, &newsrv->conf.name);

			next_id++;
			newsrv = newsrv->next;
		}

		curproxy->lbprm.wmult = 1; /* default weight multiplier */
		curproxy->lbprm.wdiv  = 1; /* default weight divider */

		/*
		 * If this server supports a maxconn parameter, it needs a dedicated
		 * tasks to fill the emptied slots when a connection leaves.
		 * Also, resolve deferred tracking dependency if needed.
		 */
		newsrv = curproxy->srv;
		while (newsrv != NULL) {
			set_usermsgs_ctx(newsrv->conf.file, newsrv->conf.line, &newsrv->obj_type);

			srv_minmax_conn_apply(newsrv);

			/* this will also properly set the transport layer for
			 * prod and checks
			 * if default-server have use_ssl, prerare ssl init
			 * without activating it */
			if (newsrv->use_ssl == 1 || newsrv->check.use_ssl == 1 ||
			    (newsrv->proxy->options & PR_O_TCPCHK_SSL) ||
			    ((newsrv->flags & SRV_F_DEFSRV_USE_SSL) && newsrv->use_ssl != 1)) {
				if (xprt_get(XPRT_SSL) && xprt_get(XPRT_SSL)->prepare_srv)
					cfgerr += xprt_get(XPRT_SSL)->prepare_srv(newsrv);
			}

			if ((newsrv->flags & SRV_F_FASTOPEN) &&
			    ((curproxy->retry_type & (PR_RE_DISCONNECTED | PR_RE_TIMEOUT)) !=
			     (PR_RE_DISCONNECTED | PR_RE_TIMEOUT)))
				ha_warning("server has tfo activated, the backend should be configured with at least 'conn-failure', 'empty-response' and 'response-timeout' or we wouldn't be able to retry the connection on failure.\n");

			if (newsrv->trackit) {
				if (srv_apply_track(newsrv, curproxy)) {
					++cfgerr;
					goto next_srv;
				}
			}

		next_srv:
			reset_usermsgs_ctx();
			newsrv = newsrv->next;
		}

		/*
		 * Try to generate dynamic cookies for servers now.
		 * It couldn't be done earlier, since at the time we parsed
		 * the server line, we may not have known yet that we
		 * should use dynamic cookies, or the secret key may not
		 * have been provided yet.
		 */
		if (curproxy->ck_opts & PR_CK_DYNAMIC) {
			newsrv = curproxy->srv;
			while (newsrv != NULL) {
				srv_set_dyncookie(newsrv);
				newsrv = newsrv->next;
			}

		}
		/* We have to initialize the server lookup mechanism depending
		 * on what LB algorithm was chosen.
		 */

		if (curproxy->mode == PR_MODE_SYSLOG) {
			/* log load-balancing requires special init that is performed
			 * during log-postparsing step
			 */
			goto skip_server_lb_init;
		}
		curproxy->lbprm.algo &= ~(BE_LB_LKUP | BE_LB_PROP_DYN);
		switch (curproxy->lbprm.algo & BE_LB_KIND) {
		case BE_LB_KIND_RR:
			if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_RR_STATIC) {
				curproxy->lbprm.algo |= BE_LB_LKUP_MAP;
				init_server_map(curproxy);
			} else if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_RR_RANDOM) {
				curproxy->lbprm.algo |= BE_LB_LKUP_CHTREE | BE_LB_PROP_DYN;
				if (chash_init_server_tree(curproxy) < 0) {
					cfgerr++;
				}
			} else {
				curproxy->lbprm.algo |= BE_LB_LKUP_RRTREE | BE_LB_PROP_DYN;
				fwrr_init_server_groups(curproxy);
			}
			break;

		case BE_LB_KIND_CB:
			if ((curproxy->lbprm.algo & BE_LB_PARM) == BE_LB_CB_LC) {
				curproxy->lbprm.algo |= BE_LB_LKUP_LCTREE | BE_LB_PROP_DYN;
				fwlc_init_server_tree(curproxy);
			} else {
				curproxy->lbprm.algo |= BE_LB_LKUP_FSTREE | BE_LB_PROP_DYN;
				fas_init_server_tree(curproxy);
			}
			break;

		case BE_LB_KIND_HI:
			if ((curproxy->lbprm.algo & BE_LB_HASH_TYPE) == BE_LB_HASH_CONS) {
				curproxy->lbprm.algo |= BE_LB_LKUP_CHTREE | BE_LB_PROP_DYN;
				if (chash_init_server_tree(curproxy) < 0) {
					cfgerr++;
				}
			} else {
				curproxy->lbprm.algo |= BE_LB_LKUP_MAP;
				init_server_map(curproxy);
			}
			break;
		}
 skip_server_lb_init:
		HA_RWLOCK_INIT(&curproxy->lbprm.lock);

		if (curproxy->options & PR_O_LOGASAP)
			curproxy->to_log &= ~LW_BYTES;

		if (!(curproxy->cap & PR_CAP_INT) && (curproxy->mode == PR_MODE_TCP || curproxy->mode == PR_MODE_HTTP) &&
		    (curproxy->cap & PR_CAP_FE) && LIST_ISEMPTY(&curproxy->loggers) &&
		    (!LIST_ISEMPTY(&curproxy->logformat) || !LIST_ISEMPTY(&curproxy->logformat_sd))) {
			ha_warning("log format ignored for %s '%s' since it has no log address.\n",
				   proxy_type_str(curproxy), curproxy->id);
			err_code |= ERR_WARN;
		}

		if (curproxy->mode != PR_MODE_HTTP && !(curproxy->options & PR_O_HTTP_UPG)) {
			int optnum;

			if (curproxy->uri_auth) {
				ha_warning("'stats' statement ignored for %s '%s' as it requires HTTP mode.\n",
					   proxy_type_str(curproxy), curproxy->id);
				err_code |= ERR_WARN;
				curproxy->uri_auth = NULL;
			}

			if (curproxy->capture_name) {
				ha_warning("'capture' statement ignored for %s '%s' as it requires HTTP mode.\n",
					   proxy_type_str(curproxy), curproxy->id);
				err_code |= ERR_WARN;
			}

			if (!LIST_ISEMPTY(&curproxy->http_req_rules)) {
				ha_warning("'http-request' rules ignored for %s '%s' as they require HTTP mode.\n",
					   proxy_type_str(curproxy), curproxy->id);
				err_code |= ERR_WARN;
			}

			if (!LIST_ISEMPTY(&curproxy->http_res_rules)) {
				ha_warning("'http-response' rules ignored for %s '%s' as they require HTTP mode.\n",
					   proxy_type_str(curproxy), curproxy->id);
				err_code |= ERR_WARN;
			}

			if (!LIST_ISEMPTY(&curproxy->http_after_res_rules)) {
				ha_warning("'http-after-response' rules ignored for %s '%s' as they require HTTP mode.\n",
					   proxy_type_str(curproxy), curproxy->id);
				err_code |= ERR_WARN;
			}

			if (!LIST_ISEMPTY(&curproxy->redirect_rules)) {
				ha_warning("'redirect' rules ignored for %s '%s' as they require HTTP mode.\n",
					   proxy_type_str(curproxy), curproxy->id);
				err_code |= ERR_WARN;
			}

			for (optnum = 0; cfg_opts[optnum].name; optnum++) {
				if (cfg_opts[optnum].mode == PR_MODE_HTTP &&
				    (curproxy->cap & cfg_opts[optnum].cap) &&
				    (curproxy->options & cfg_opts[optnum].val)) {
					ha_warning("'option %s' ignored for %s '%s' as it requires HTTP mode.\n",
						   cfg_opts[optnum].name, proxy_type_str(curproxy), curproxy->id);
					err_code |= ERR_WARN;
					curproxy->options &= ~cfg_opts[optnum].val;
				}
			}

			for (optnum = 0; cfg_opts2[optnum].name; optnum++) {
				if (cfg_opts2[optnum].mode == PR_MODE_HTTP &&
				    (curproxy->cap & cfg_opts2[optnum].cap) &&
				    (curproxy->options2 & cfg_opts2[optnum].val)) {
					ha_warning("'option %s' ignored for %s '%s' as it requires HTTP mode.\n",
						   cfg_opts2[optnum].name, proxy_type_str(curproxy), curproxy->id);
					err_code |= ERR_WARN;
					curproxy->options2 &= ~cfg_opts2[optnum].val;
				}
			}

#if defined(CONFIG_HAP_TRANSPARENT)
			if (curproxy->conn_src.bind_hdr_occ) {
				curproxy->conn_src.bind_hdr_occ = 0;
				ha_warning("%s '%s' : ignoring use of header %s as source IP in non-HTTP mode.\n",
					   proxy_type_str(curproxy), curproxy->id, curproxy->conn_src.bind_hdr_name);
				err_code |= ERR_WARN;
			}
#endif
		}

		/*
		 * ensure that we're not cross-dressing a TCP server into HTTP.
		 */
		newsrv = curproxy->srv;
		while (newsrv != NULL) {
			if ((curproxy->mode != PR_MODE_HTTP) && newsrv->rdr_len) {
				ha_alert("%s '%s' : server cannot have cookie or redirect prefix in non-HTTP mode.\n",
					 proxy_type_str(curproxy), curproxy->id);
				cfgerr++;
			}

			if ((curproxy->mode != PR_MODE_HTTP) && newsrv->cklen) {
				ha_warning("%s '%s' : ignoring cookie for server '%s' as HTTP mode is disabled.\n",
					   proxy_type_str(curproxy), curproxy->id, newsrv->id);
				err_code |= ERR_WARN;
			}

			if ((newsrv->flags & SRV_F_MAPPORTS) && (curproxy->options2 & PR_O2_RDPC_PRST)) {
				ha_warning("%s '%s' : RDP cookie persistence will not work for server '%s' because it lacks an explicit port number.\n",
					   proxy_type_str(curproxy), curproxy->id, newsrv->id);
				err_code |= ERR_WARN;
			}

#if defined(CONFIG_HAP_TRANSPARENT)
			if (curproxy->mode != PR_MODE_HTTP && newsrv->conn_src.bind_hdr_occ) {
				newsrv->conn_src.bind_hdr_occ = 0;
				ha_warning("%s '%s' : server %s cannot use header %s as source IP in non-HTTP mode.\n",
					   proxy_type_str(curproxy), curproxy->id, newsrv->id, newsrv->conn_src.bind_hdr_name);
				err_code |= ERR_WARN;
			}
#endif

			if ((curproxy->mode != PR_MODE_HTTP) && (curproxy->options & PR_O_REUSE_MASK) != PR_O_REUSE_NEVR)
				curproxy->options &= ~PR_O_REUSE_MASK;

			if ((curproxy->mode != PR_MODE_HTTP) && newsrv->flags & SRV_F_RHTTP) {
				ha_alert("%s '%s' : server %s uses reverse HTTP addressing which can only be used with HTTP mode.\n",
					   proxy_type_str(curproxy), curproxy->id, newsrv->id);
				cfgerr++;
				err_code |= ERR_FATAL | ERR_ALERT;
				goto out;
			}

			newsrv = newsrv->next;
		}

		/* Check filter configuration, if any */
		cfgerr += flt_check(curproxy);

		if (curproxy->cap & PR_CAP_FE) {
			if (!curproxy->accept)
				curproxy->accept = frontend_accept;

			if (!LIST_ISEMPTY(&curproxy->tcp_req.inspect_rules) ||
			    (curproxy->defpx && !LIST_ISEMPTY(&curproxy->defpx->tcp_req.inspect_rules)))
				curproxy->fe_req_ana |= AN_REQ_INSPECT_FE;

			if (curproxy->mode == PR_MODE_HTTP) {
				curproxy->fe_req_ana |= AN_REQ_WAIT_HTTP | AN_REQ_HTTP_PROCESS_FE;
				curproxy->fe_rsp_ana |= AN_RES_WAIT_HTTP | AN_RES_HTTP_PROCESS_FE;
			}

			if (curproxy->mode == PR_MODE_CLI) {
				curproxy->fe_req_ana |= AN_REQ_WAIT_CLI;
				curproxy->fe_rsp_ana |= AN_RES_WAIT_CLI;
			}

			/* both TCP and HTTP must check switching rules */
			curproxy->fe_req_ana |= AN_REQ_SWITCHING_RULES;

			/* Add filters analyzers if needed */
			if (!LIST_ISEMPTY(&curproxy->filter_configs)) {
				curproxy->fe_req_ana |= AN_REQ_FLT_START_FE | AN_REQ_FLT_XFER_DATA | AN_REQ_FLT_END;
				curproxy->fe_rsp_ana |= AN_RES_FLT_START_FE | AN_RES_FLT_XFER_DATA | AN_RES_FLT_END;
			}
		}

		if (curproxy->cap & PR_CAP_BE) {
			if (!LIST_ISEMPTY(&curproxy->tcp_req.inspect_rules) ||
			    (curproxy->defpx && !LIST_ISEMPTY(&curproxy->defpx->tcp_req.inspect_rules)))
				curproxy->be_req_ana |= AN_REQ_INSPECT_BE;

			if (!LIST_ISEMPTY(&curproxy->tcp_rep.inspect_rules) ||
			    (curproxy->defpx && !LIST_ISEMPTY(&curproxy->defpx->tcp_rep.inspect_rules)))
                                curproxy->be_rsp_ana |= AN_RES_INSPECT;

			if (curproxy->mode == PR_MODE_HTTP) {
				curproxy->be_req_ana |= AN_REQ_WAIT_HTTP | AN_REQ_HTTP_INNER | AN_REQ_HTTP_PROCESS_BE;
				curproxy->be_rsp_ana |= AN_RES_WAIT_HTTP | AN_RES_HTTP_PROCESS_BE;
			}

			/* If the backend does requires RDP cookie persistence, we have to
			 * enable the corresponding analyser.
			 */
			if (curproxy->options2 & PR_O2_RDPC_PRST)
				curproxy->be_req_ana |= AN_REQ_PRST_RDP_COOKIE;

			/* Add filters analyzers if needed */
			if (!LIST_ISEMPTY(&curproxy->filter_configs)) {
				curproxy->be_req_ana |= AN_REQ_FLT_START_BE | AN_REQ_FLT_XFER_DATA | AN_REQ_FLT_END;
				curproxy->be_rsp_ana |= AN_RES_FLT_START_BE | AN_RES_FLT_XFER_DATA | AN_RES_FLT_END;
			}
		}

		/* Check the mux protocols, if any, for each listener and server
		 * attached to the current proxy */
		list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
			int mode = conn_pr_mode_to_proto_mode(curproxy->mode);
			const struct mux_proto_list *mux_ent;

			if (!bind_conf->mux_proto) {
				/* No protocol was specified. If we're using QUIC at the transport
				 * layer, we'll instantiate it as a mux as well. If QUIC is not
				 * compiled in, this will remain NULL.
				 */
				if (bind_conf->xprt && bind_conf->xprt == xprt_get(XPRT_QUIC))
					bind_conf->mux_proto = get_mux_proto(ist("quic"));
			}

			if (!bind_conf->mux_proto)
				continue;

			/* it is possible that an incorrect mux was referenced
			 * due to the proxy's mode not being taken into account
			 * on first pass. Let's adjust it now.
			 */
			mux_ent = conn_get_best_mux_entry(bind_conf->mux_proto->token, PROTO_SIDE_FE, mode);

			if (!mux_ent || !isteq(mux_ent->token, bind_conf->mux_proto->token)) {
				ha_alert("%s '%s' : MUX protocol '%.*s' is not usable for 'bind %s' at [%s:%d].\n",
					 proxy_type_str(curproxy), curproxy->id,
					 (int)bind_conf->mux_proto->token.len,
					 bind_conf->mux_proto->token.ptr,
					 bind_conf->arg, bind_conf->file, bind_conf->line);
				cfgerr++;
			} else {
				if ((mux_ent->mux->flags & MX_FL_FRAMED) && !(bind_conf->options & BC_O_USE_SOCK_DGRAM)) {
					ha_alert("%s '%s' : frame-based MUX protocol '%.*s' is incompatible with stream transport of 'bind %s' at [%s:%d].\n",
						 proxy_type_str(curproxy), curproxy->id,
						 (int)bind_conf->mux_proto->token.len,
						 bind_conf->mux_proto->token.ptr,
						 bind_conf->arg, bind_conf->file, bind_conf->line);
					cfgerr++;
				}
				else if (!(mux_ent->mux->flags & MX_FL_FRAMED) && !(bind_conf->options & BC_O_USE_SOCK_STREAM)) {
					ha_alert("%s '%s' : stream-based MUX protocol '%.*s' is incompatible with framed transport of 'bind %s' at [%s:%d].\n",
						 proxy_type_str(curproxy), curproxy->id,
						 (int)bind_conf->mux_proto->token.len,
						 bind_conf->mux_proto->token.ptr,
						 bind_conf->arg, bind_conf->file, bind_conf->line);
					cfgerr++;
				}
			}

			/* update the mux */
			bind_conf->mux_proto = mux_ent;
		}
		for (newsrv = curproxy->srv; newsrv; newsrv = newsrv->next) {
			int mode = conn_pr_mode_to_proto_mode(curproxy->mode);
			const struct mux_proto_list *mux_ent;

			if (!newsrv->mux_proto)
				continue;

			/* it is possible that an incorrect mux was referenced
			 * due to the proxy's mode not being taken into account
			 * on first pass. Let's adjust it now.
			 */
			mux_ent = conn_get_best_mux_entry(newsrv->mux_proto->token, PROTO_SIDE_BE, mode);

			if (!mux_ent || !isteq(mux_ent->token, newsrv->mux_proto->token)) {
				ha_alert("%s '%s' : MUX protocol '%.*s' is not usable for server '%s' at [%s:%d].\n",
					 proxy_type_str(curproxy), curproxy->id,
					 (int)newsrv->mux_proto->token.len,
					 newsrv->mux_proto->token.ptr,
					 newsrv->id, newsrv->conf.file, newsrv->conf.line);
				cfgerr++;
			}

			/* update the mux */
			newsrv->mux_proto = mux_ent;
		}

		/* Allocate default tcp-check rules for proxies without
		 * explicit rules.
		 */
		if (curproxy->cap & PR_CAP_BE) {
			if (!(curproxy->options2 & PR_O2_CHK_ANY)) {
				struct tcpcheck_ruleset *rs = NULL;
				struct tcpcheck_rules *rules = &curproxy->tcpcheck_rules;

				curproxy->options2 |= PR_O2_TCPCHK_CHK;

				rs = find_tcpcheck_ruleset("*tcp-check");
				if (!rs) {
					rs = create_tcpcheck_ruleset("*tcp-check");
					if (rs == NULL) {
						ha_alert("config: %s '%s': out of memory.\n",
							 proxy_type_str(curproxy), curproxy->id);
						cfgerr++;
					}
				}

				free_tcpcheck_vars(&rules->preset_vars);
				rules->list = &rs->rules;
				rules->flags = 0;
			}
		}
	}

	/*
	 * We have just initialized the main proxies list
	 * we must also configure the log-forward proxies list
	 */
	if (init_proxies_list == proxies_list) {
		init_proxies_list = cfg_log_forward;
		/* check if list is not null to avoid infinite loop */
		if (init_proxies_list)
			goto init_proxies_list_stage1;
	}

	if (init_proxies_list == cfg_log_forward) {
		init_proxies_list = sink_proxies_list;
		/* check if list is not null to avoid infinite loop */
		if (init_proxies_list)
			goto init_proxies_list_stage1;
	}

	/***********************************************************/
	/* At this point, target names have already been resolved. */
	/***********************************************************/

	/* we must finish to initialize certain things on the servers */

	list_for_each_entry(newsrv, &servers_list, global_list) {
		/* initialize idle conns lists */
		if (srv_init_per_thr(newsrv) == -1) {
			ha_alert("parsing [%s:%d] : failed to allocate per-thread lists for server '%s'.\n",
			         newsrv->conf.file, newsrv->conf.line, newsrv->id);
			cfgerr++;
			continue;
		}

		if (newsrv->max_idle_conns != 0) {
			newsrv->curr_idle_thr = calloc(global.nbthread, sizeof(*newsrv->curr_idle_thr));
			if (!newsrv->curr_idle_thr) {
				ha_alert("parsing [%s:%d] : failed to allocate idle connection tasks for server '%s'.\n",
				         newsrv->conf.file, newsrv->conf.line, newsrv->id);
				cfgerr++;
				continue;
			}

		}
	}

	idle_conn_task = task_new_anywhere();
	if (!idle_conn_task) {
		ha_alert("parsing : failed to allocate global idle connection task.\n");
		cfgerr++;
	}
	else {
		idle_conn_task->process = srv_cleanup_idle_conns;
		idle_conn_task->context = NULL;

		for (i = 0; i < global.nbthread; i++) {
			idle_conns[i].cleanup_task = task_new_on(i);
			if (!idle_conns[i].cleanup_task) {
				ha_alert("parsing : failed to allocate idle connection tasks for thread '%d'.\n", i);
				cfgerr++;
				break;
			}

			idle_conns[i].cleanup_task->process = srv_cleanup_toremove_conns;
			idle_conns[i].cleanup_task->context = NULL;
			HA_SPIN_INIT(&idle_conns[i].idle_conns_lock);
			MT_LIST_INIT(&idle_conns[i].toremove_conns);
		}
	}

	/* perform the final checks before creating tasks */

	/* starting to initialize the main proxies list */
	init_proxies_list = proxies_list;

init_proxies_list_stage2:
	for (curproxy = init_proxies_list; curproxy; curproxy = curproxy->next) {
		struct listener *listener;
		unsigned int next_id;

		/* Configure SSL for each bind line.
		 * Note: if configuration fails at some point, the ->ctx member
		 * remains NULL so that listeners can later detach.
		 */
		list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
			if (bind_conf->xprt->prepare_bind_conf &&
			    bind_conf->xprt->prepare_bind_conf(bind_conf) < 0)
				cfgerr++;
			bind_conf->analysers |= curproxy->fe_req_ana;
			if (!bind_conf->maxaccept)
				bind_conf->maxaccept = global.tune.maxaccept ? global.tune.maxaccept : MAX_ACCEPT;
			bind_conf->accept = session_accept_fd;
			if (curproxy->options & PR_O_TCP_NOLING)
				bind_conf->options |= BC_O_NOLINGER;

			/* smart accept mode is automatic in HTTP mode */
			if ((curproxy->options2 & PR_O2_SMARTACC) ||
			    ((curproxy->mode == PR_MODE_HTTP || (bind_conf->options & BC_O_USE_SSL)) &&
			     !(curproxy->no_options2 & PR_O2_SMARTACC)))
				bind_conf->options |= BC_O_NOQUICKACK;
		}

		/* adjust this proxy's listeners */
		bind_conf = NULL;
		next_id = 1;
		list_for_each_entry(listener, &curproxy->conf.listeners, by_fe) {
			if (!listener->luid) {
				/* listener ID not set, use automatic numbering with first
				 * spare entry starting with next_luid.
				 */
				next_id = get_next_id(&curproxy->conf.used_listener_id, next_id);
				listener->conf.id.key = listener->luid = next_id;
				eb32_insert(&curproxy->conf.used_listener_id, &listener->conf.id);
			}
			next_id++;

			/* enable separate counters */
			if (curproxy->options2 & PR_O2_SOCKSTAT) {
				listener->counters = calloc(1, sizeof(*listener->counters));
				if (!listener->name)
					memprintf(&listener->name, "sock-%d", listener->luid);
			}

#ifdef USE_QUIC
			if (listener->bind_conf->xprt == xprt_get(XPRT_QUIC)) {
				/* quic_conn are counted against maxconn. */
				listener->bind_conf->options |= BC_O_XPRT_MAXCONN;
				listener->rx.quic_curr_handshake = 0;
				listener->rx.quic_curr_accept = 0;

# ifdef USE_QUIC_OPENSSL_COMPAT
				/* store the last checked bind_conf in bind_conf */
				if (!(global.tune.options & GTUNE_NO_QUIC) &&
				    !(global.tune.options & GTUNE_LIMITED_QUIC) &&
				    listener->bind_conf != bind_conf) {
					bind_conf = listener->bind_conf;
					ha_alert("Binding [%s:%d] for %s %s: this SSL library does not support the "
						 "QUIC protocol. A limited compatibility layer may be enabled using "
						 "the \"limited-quic\" global option if desired.\n",
						 listener->bind_conf->file, listener->bind_conf->line,
						 proxy_type_str(curproxy), curproxy->id);
					cfgerr++;
				}
# endif

				li_init_per_thr(listener);
			}
#endif
		}

		/* Release unused SSL configs */
		list_for_each_entry(bind_conf, &curproxy->conf.bind, by_fe) {
			if (!(bind_conf->options & BC_O_USE_SSL) && bind_conf->xprt->destroy_bind_conf)
				bind_conf->xprt->destroy_bind_conf(bind_conf);
		}

		/* create the task associated with the proxy */
		curproxy->task = task_new_anywhere();
		if (curproxy->task) {
			curproxy->task->context = curproxy;
			curproxy->task->process = manage_proxy;
			curproxy->flags |= PR_FL_READY;
		} else {
			ha_alert("Proxy '%s': no more memory when trying to allocate the management task\n",
				 curproxy->id);
			cfgerr++;
		}
	}

	/*
	 * We have just initialized the main proxies list
	 * we must also configure the log-forward proxies list
	 */
	if (init_proxies_list == proxies_list) {
		init_proxies_list = cfg_log_forward;
		/* check if list is not null to avoid infinite loop */
		if (init_proxies_list)
			goto init_proxies_list_stage2;
	}

	/*
	 * Recount currently required checks.
	 */

	for (curproxy=proxies_list; curproxy; curproxy=curproxy->next) {
		int optnum;

		for (optnum = 0; cfg_opts[optnum].name; optnum++)
			if (curproxy->options & cfg_opts[optnum].val)
				global.last_checks |= cfg_opts[optnum].checks;

		for (optnum = 0; cfg_opts2[optnum].name; optnum++)
			if (curproxy->options2 & cfg_opts2[optnum].val)
				global.last_checks |= cfg_opts2[optnum].checks;
	}

	if (cfg_peers) {
		struct peers *curpeers = cfg_peers, **last;
		struct peer *p, *pb;

		/* Remove all peers sections which don't have a valid listener,
		 * which are not used by any table, or which are bound to more
		 * than one process.
		 */
		last = &cfg_peers;
		while (*last) {
			struct peer *peer;
			struct stktable *t;
			curpeers = *last;

			if (curpeers->disabled) {
				/* the "disabled" keyword was present */
				if (curpeers->peers_fe)
					stop_proxy(curpeers->peers_fe);
				curpeers->peers_fe = NULL;
			}
			else if (!curpeers->peers_fe || !curpeers->peers_fe->id) {
				ha_warning("Removing incomplete section 'peers %s' (no peer named '%s').\n",
					   curpeers->id, localpeer);
				if (curpeers->peers_fe)
					stop_proxy(curpeers->peers_fe);
				curpeers->peers_fe = NULL;
			}
			else {
				/* Initializes the transport layer of the server part of all the peers belonging to
				 * <curpeers> section if required.
				 * Note that ->srv is used by the local peer of a new process to connect to the local peer
				 * of an old process.
				 */
				curpeers->peers_fe->flags |= PR_FL_READY;
				p = curpeers->remote;
				while (p) {
					struct peer *other_peer;

					for (other_peer = curpeers->remote; other_peer && other_peer != p; other_peer = other_peer->next) {
						if (strcmp(other_peer->id, p->id) == 0) {
							ha_alert("Peer section '%s' [%s:%d]: another peer named '%s' was already defined at line %s:%d, please use distinct names.\n",
								 curpeers->peers_fe->id,
								 p->conf.file, p->conf.line,
								 other_peer->id, other_peer->conf.file, other_peer->conf.line);
							cfgerr++;
							break;
						}
					}

					if (p->srv) {
						if (p->srv->use_ssl == 1 && xprt_get(XPRT_SSL) && xprt_get(XPRT_SSL)->prepare_srv)
							cfgerr += xprt_get(XPRT_SSL)->prepare_srv(p->srv);
					}
					p = p->next;
				}
				/* Configure the SSL bindings of the local peer if required. */
				if (!LIST_ISEMPTY(&curpeers->peers_fe->conf.bind)) {
					struct list *l;
					struct bind_conf *bind_conf;
					int ret;

					l = &curpeers->peers_fe->conf.bind;
					bind_conf = LIST_ELEM(l->n, typeof(bind_conf), by_fe);

					if (curpeers->local->srv) {
						if (curpeers->local->srv->use_ssl == 1 && !(bind_conf->options & BC_O_USE_SSL)) {
							ha_warning("Peers section '%s': local peer have a non-SSL listener and a SSL server configured at line %s:%d.\n",
								   curpeers->peers_fe->id, curpeers->local->conf.file, curpeers->local->conf.line);
						}
						else if (curpeers->local->srv->use_ssl != 1 && (bind_conf->options & BC_O_USE_SSL)) {
							ha_warning("Peers section '%s': local peer have a SSL listener and a non-SSL server configured at line %s:%d.\n",
								   curpeers->peers_fe->id, curpeers->local->conf.file, curpeers->local->conf.line);
						}
					}

					/* finish the bind setup */
					ret = bind_complete_thread_setup(bind_conf, &err_code);
					if (ret != 0) {
						cfgerr += ret;
						if (err_code & ERR_FATAL)
							goto out;
					}

					if (bind_conf->xprt->prepare_bind_conf &&
						bind_conf->xprt->prepare_bind_conf(bind_conf) < 0)
						cfgerr++;
				}
				if (!peers_init_sync(curpeers) || !peers_alloc_dcache(curpeers)) {
					ha_alert("Peers section '%s': out of memory, giving up on peers.\n",
						 curpeers->id);
					cfgerr++;
					break;
				}
				last = &curpeers->next;

				/* Ignore the peer shard greater than the number of peer shard for this section.
				 * Also ignore the peer shard of the local peer.
				 */
				for (peer = curpeers->remote; peer; peer = peer->next) {
					if (peer == curpeers->local) {
						if (peer->srv->shard) {
							ha_warning("Peers section '%s': shard ignored for '%s' local peer\n",
									   curpeers->id, peer->id);
							peer->srv->shard = 0;
						}
					}
					else if (peer->srv->shard > curpeers->nb_shards) {
						ha_warning("Peers section '%s': shard ignored for '%s' local peer because "
								   "%d shard value is greater than the section number of shards (%d)\n",
								   curpeers->id, peer->id, peer->srv->shard, curpeers->nb_shards);
						peer->srv->shard = 0;
					}
				}

				continue;
			}

			/* clean what has been detected above */
			p = curpeers->remote;
			while (p) {
				pb = p->next;
				free(p->id);
				free(p);
				p = pb;
			}

			/* Destroy and unlink this curpeers section.
			 * Note: curpeers is backed up into *last.
			 */
			free(curpeers->id);
			curpeers = curpeers->next;
			/* Reset any refereance to this peers section in the list of stick-tables */
			for (t = stktables_list; t; t = t->next) {
				if (t->peers.p && t->peers.p == *last)
					t->peers.p = NULL;
			}
			free(*last);
			*last = curpeers;
		}
	}

	for (t = stktables_list; t; t = t->next) {
		if (t->proxy)
			continue;
		err = NULL;
		if (!stktable_init(t, &err)) {
			ha_alert("Parsing [%s:%d]: failed to initialize '%s' stick-table: %s.\n", t->conf.file, t->conf.line, t->id, err);
			ha_free(&err);
			cfgerr++;
		}
	}

	/* initialize stick-tables on backend capable proxies. This must not
	 * be done earlier because the data size may be discovered while parsing
	 * other proxies.
	 */
	for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
		if ((curproxy->flags & PR_FL_DISABLED) || !curproxy->table)
			continue;

		err = NULL;
		if (!stktable_init(curproxy->table, &err)) {
			ha_alert("Proxy '%s': failed to initialize stick-table: %s.\n", curproxy->id, err);
			ha_free(&err);
			cfgerr++;
		}
	}

	if (mailers) {
		struct mailers *curmailers = mailers, **last;
		struct mailer *m, *mb;

		/* Remove all mailers sections which don't have a valid listener.
		 * This can happen when a mailers section is never referenced.
		 */
		last = &mailers;
		while (*last) {
			curmailers = *last;
			if (curmailers->users) {
				last = &curmailers->next;
				continue;
			}

			ha_warning("Removing incomplete section 'mailers %s'.\n",
				   curmailers->id);

			m = curmailers->mailer_list;
			while (m) {
				mb = m->next;
				free(m->id);
				free(m);
				m = mb;
			}

			/* Destroy and unlink this curmailers section.
			 * Note: curmailers is backed up into *last.
			 */
			free(curmailers->id);
			curmailers = curmailers->next;
			free(*last);
			*last = curmailers;
		}
	}

	/* Update server_state_file_name to backend name if backend is supposed to use
	 * a server-state file locally defined and none has been provided */
	for (curproxy = proxies_list; curproxy; curproxy = curproxy->next) {
		if (curproxy->load_server_state_from_file == PR_SRV_STATE_FILE_LOCAL &&
		    curproxy->server_state_file_name == NULL)
			curproxy->server_state_file_name = strdup(curproxy->id);
	}

	list_for_each_entry(curr_resolvers, &sec_resolvers, list) {
		if (LIST_ISEMPTY(&curr_resolvers->nameservers)) {
			ha_warning("resolvers '%s' [%s:%d] has no nameservers configured!\n",
				   curr_resolvers->id, curr_resolvers->conf.file,
				   curr_resolvers->conf.line);
			err_code |= ERR_WARN;
		}
	}

	list_for_each_entry(postparser, &postparsers, list) {
		if (postparser->func)
			cfgerr += postparser->func();
	}

	if (cfgerr > 0)
		err_code |= ERR_ALERT | ERR_FATAL;
 out:
	return err_code;
}

/*
 * Registers the CFG keyword list <kwl> as a list of valid keywords for next
 * parsing sessions.
 */
void cfg_register_keywords(struct cfg_kw_list *kwl)
{
	LIST_APPEND(&cfg_keywords.list, &kwl->list);
}

/*
 * Unregisters the CFG keyword list <kwl> from the list of valid keywords.
 */
void cfg_unregister_keywords(struct cfg_kw_list *kwl)
{
	LIST_DELETE(&kwl->list);
	LIST_INIT(&kwl->list);
}

/* this function register new section in the haproxy configuration file.
 * <section_name> is the name of this new section and <section_parser>
 * is the called parser. If two section declaration have the same name,
 * only the first declared is used.
 */
int cfg_register_section(char *section_name,
                         int (*section_parser)(const char *, int, char **, int),
                         int (*post_section_parser)())
{
	struct cfg_section *cs;

	list_for_each_entry(cs, &sections, list) {
		if (strcmp(cs->section_name, section_name) == 0) {
			ha_alert("register section '%s': already registered.\n", section_name);
			return 0;
		}
	}

	cs = calloc(1, sizeof(*cs));
	if (!cs) {
		ha_alert("register section '%s': out of memory.\n", section_name);
		return 0;
	}

	cs->section_name = section_name;
	cs->section_parser = section_parser;
	cs->post_section_parser = post_section_parser;

	LIST_APPEND(&sections, &cs->list);

	return 1;
}

/* this function register a new function which will be called once the haproxy
 * configuration file has been parsed. It's useful to check dependencies
 * between sections or to resolve items once everything is parsed.
 */
int cfg_register_postparser(char *name, int (*func)())
{
	struct cfg_postparser *cp;

	cp = calloc(1, sizeof(*cp));
	if (!cp) {
		ha_alert("register postparser '%s': out of memory.\n", name);
		return 0;
	}
	cp->name = name;
	cp->func = func;

	LIST_APPEND(&postparsers, &cp->list);

	return 1;
}

/*
 * free all config section entries
 */
void cfg_unregister_sections(void)
{
	struct cfg_section *cs, *ics;

	list_for_each_entry_safe(cs, ics, &sections, list) {
		LIST_DELETE(&cs->list);
		free(cs);
	}
}

void cfg_backup_sections(struct list *backup_sections)
{
	struct cfg_section *cs, *ics;

	list_for_each_entry_safe(cs, ics, &sections, list) {
		LIST_DELETE(&cs->list);
		LIST_APPEND(backup_sections, &cs->list);
	}
}

void cfg_restore_sections(struct list *backup_sections)
{
	struct cfg_section *cs, *ics;

	list_for_each_entry_safe(cs, ics, backup_sections, list) {
		LIST_DELETE(&cs->list);
		LIST_APPEND(&sections, &cs->list);
	}
}

/* dumps all registered keywords by section on stdout */
void cfg_dump_registered_keywords()
{
	/*                             CFG_GLOBAL, CFG_LISTEN, CFG_USERLIST, CFG_PEERS, CFG_CRTLIST */
	const char* sect_names[] = { "", "global", "listen", "userlist", "peers", "crt-list", 0 };
	int section;
	int index;

	for (section = 1; sect_names[section]; section++) {
		struct cfg_kw_list *kwl;
		const struct cfg_keyword *kwp, *kwn;

		printf("%s\n", sect_names[section]);

		for (kwn = kwp = NULL;; kwp = kwn) {
			list_for_each_entry(kwl, &cfg_keywords.list, list) {
				for (index = 0; kwl->kw[index].kw != NULL; index++)
					if (kwl->kw[index].section == section &&
					    strordered(kwp ? kwp->kw : NULL, kwl->kw[index].kw, kwn != kwp ? kwn->kw : NULL))
						kwn = &kwl->kw[index];
			}
			if (kwn == kwp)
				break;
			printf("\t%s\n", kwn->kw);
		}

		if (section == CFG_LISTEN) {
			/* there are plenty of other keywords there */
			extern struct list tcp_req_conn_keywords, tcp_req_sess_keywords,
				tcp_req_cont_keywords, tcp_res_cont_keywords;
			extern struct bind_kw_list bind_keywords;
			extern struct srv_kw_list srv_keywords;
			struct bind_kw_list *bkwl;
			struct srv_kw_list *skwl;
			const struct bind_kw *bkwp, *bkwn;
			const struct srv_kw *skwp, *skwn;
			const struct cfg_opt *coptp, *coptn;

			/* display the non-ssl keywords */
			for (bkwn = bkwp = NULL;; bkwp = bkwn) {
				list_for_each_entry(bkwl, &bind_keywords.list, list) {
					if (strcmp(bkwl->scope, "SSL") == 0) /* skip SSL keywords */
						continue;
					for (index = 0; bkwl->kw[index].kw != NULL; index++) {
						if (strordered(bkwp ? bkwp->kw : NULL,
							       bkwl->kw[index].kw,
							       bkwn != bkwp ? bkwn->kw : NULL))
							bkwn = &bkwl->kw[index];
					}
				}
				if (bkwn == bkwp)
					break;

				if (!bkwn->skip)
					printf("\tbind <addr> %s\n", bkwn->kw);
				else
					printf("\tbind <addr> %s +%d\n", bkwn->kw, bkwn->skip);
			}
#if defined(USE_OPENSSL)
			/* displays the "ssl" keywords */
			for (bkwn = bkwp = NULL;; bkwp = bkwn) {
				list_for_each_entry(bkwl, &bind_keywords.list, list) {
					if (strcmp(bkwl->scope, "SSL") != 0) /* skip non-SSL keywords */
						continue;
					for (index = 0; bkwl->kw[index].kw != NULL; index++) {
						if (strordered(bkwp ? bkwp->kw : NULL,
						               bkwl->kw[index].kw,
						               bkwn != bkwp ? bkwn->kw : NULL))
							bkwn = &bkwl->kw[index];
					}
				}
				if (bkwn == bkwp)
					break;

				if (strcmp(bkwn->kw, "ssl") == 0) /* skip "bind <addr> ssl ssl" */
					continue;

				if (!bkwn->skip)
					printf("\tbind <addr> ssl %s\n", bkwn->kw);
				else
					printf("\tbind <addr> ssl %s +%d\n", bkwn->kw, bkwn->skip);
			}
#endif
			for (skwn = skwp = NULL;; skwp = skwn) {
				list_for_each_entry(skwl, &srv_keywords.list, list) {
					for (index = 0; skwl->kw[index].kw != NULL; index++)
						if (strordered(skwp ? skwp->kw : NULL,
							       skwl->kw[index].kw,
							       skwn != skwp ? skwn->kw : NULL))
							skwn = &skwl->kw[index];
				}
				if (skwn == skwp)
					break;

				if (!skwn->skip)
					printf("\tserver <name> <addr> %s\n", skwn->kw);
				else
					printf("\tserver <name> <addr> %s +%d\n", skwn->kw, skwn->skip);
			}

			for (coptn = coptp = NULL;; coptp = coptn) {
				for (index = 0; cfg_opts[index].name; index++)
					if (strordered(coptp ? coptp->name : NULL,
						       cfg_opts[index].name,
						       coptn != coptp ? coptn->name : NULL))
						coptn = &cfg_opts[index];

				for (index = 0; cfg_opts2[index].name; index++)
					if (strordered(coptp ? coptp->name : NULL,
						       cfg_opts2[index].name,
						       coptn != coptp ? coptn->name : NULL))
						coptn = &cfg_opts2[index];
				if (coptn == coptp)
					break;

				printf("\toption %s [ ", coptn->name);
				if (coptn->cap & PR_CAP_FE)
					printf("FE ");
				if (coptn->cap & PR_CAP_BE)
					printf("BE ");
				if (coptn->mode == PR_MODE_HTTP)
					printf("HTTP ");
				printf("]\n");
			}

			dump_act_rules(&tcp_req_conn_keywords,        "\ttcp-request connection ");
			dump_act_rules(&tcp_req_sess_keywords,        "\ttcp-request session ");
			dump_act_rules(&tcp_req_cont_keywords,        "\ttcp-request content ");
			dump_act_rules(&tcp_res_cont_keywords,        "\ttcp-response content ");
			dump_act_rules(&http_req_keywords.list,       "\thttp-request ");
			dump_act_rules(&http_res_keywords.list,       "\thttp-response ");
			dump_act_rules(&http_after_res_keywords.list, "\thttp-after-response ");
		}
		if (section == CFG_PEERS) {
			struct peers_kw_list *pkwl;
			const struct peers_keyword *pkwp, *pkwn;
			for (pkwn = pkwp = NULL;; pkwp = pkwn) {
				list_for_each_entry(pkwl, &peers_keywords.list, list) {
					for (index = 0; pkwl->kw[index].kw != NULL; index++) {
						if (strordered(pkwp ? pkwp->kw : NULL,
						               pkwl->kw[index].kw,
						               pkwn != pkwp ? pkwn->kw : NULL))
							pkwn = &pkwl->kw[index];
					}
				}
				if (pkwn == pkwp)
					break;
				printf("\t%s\n", pkwn->kw);
			}
		}
		if (section == CFG_CRTLIST) {
			/* displays the keyword available for the crt-lists */
			extern struct ssl_crtlist_kw ssl_crtlist_kws[] __maybe_unused;
			const struct ssl_crtlist_kw *sbkwp __maybe_unused, *sbkwn __maybe_unused;

#if defined(USE_OPENSSL)
			for (sbkwn = sbkwp = NULL;; sbkwp = sbkwn) {
				for (index = 0; ssl_crtlist_kws[index].kw != NULL; index++) {
					if (strordered(sbkwp ? sbkwp->kw : NULL,
						       ssl_crtlist_kws[index].kw,
						       sbkwn != sbkwp ? sbkwn->kw : NULL))
						sbkwn = &ssl_crtlist_kws[index];
				}
				if (sbkwn == sbkwp)
					break;
				if (!sbkwn->skip)
					printf("\t%s\n", sbkwn->kw);
				else
					printf("\t%s +%d\n", sbkwn->kw, sbkwn->skip);
			}
#endif

		}
	}
}

/* these are the config sections handled by default */
REGISTER_CONFIG_SECTION("listen",         cfg_parse_listen,    NULL);
REGISTER_CONFIG_SECTION("frontend",       cfg_parse_listen,    NULL);
REGISTER_CONFIG_SECTION("backend",        cfg_parse_listen,    NULL);
REGISTER_CONFIG_SECTION("defaults",       cfg_parse_listen,    NULL);
REGISTER_CONFIG_SECTION("global",         cfg_parse_global,    NULL);
REGISTER_CONFIG_SECTION("userlist",       cfg_parse_users,     NULL);
REGISTER_CONFIG_SECTION("peers",          cfg_parse_peers,     NULL);
REGISTER_CONFIG_SECTION("mailers",        cfg_parse_mailers,   NULL);
REGISTER_CONFIG_SECTION("namespace_list", cfg_parse_netns,     NULL);

static struct cfg_kw_list cfg_kws = {{ },{
	{ CFG_GLOBAL, "default-path",     cfg_parse_global_def_path },
	{ /* END */ }
}};

INITCALL1(STG_REGISTER, cfg_register_keywords, &cfg_kws);

/*
 * Local variables:
 *  c-indent-level: 8
 *  c-basic-offset: 8
 * End:
 */