summaryrefslogtreecommitdiffstats
path: root/.cirrus.tasks.yml
blob: 82261eccb85c864165987a7a1fb1e6075f85da68 (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
# CI configuration file for CI utilizing cirrus-ci.org
#
# For instructions on how to enable the CI integration in a repository and
# further details, see src/tools/ci/README


env:
  # The lower depth accelerates git clone. Use a bit of depth so that
  # concurrent tasks and retrying older jobs have a chance of working.
  CIRRUS_CLONE_DEPTH: 500
  # Useful to be able to analyse what in a script takes long
  CIRRUS_LOG_TIMESTAMP: true

  CCACHE_MAXSIZE: "250M"

  # target to test, for all but windows
  CHECK: check-world PROVE_FLAGS=$PROVE_FLAGS
  CHECKFLAGS: -Otarget
  PROVE_FLAGS: --timer
  MTEST_ARGS: --print-errorlogs --no-rebuild -C build
  PGCTLTIMEOUT: 120 # avoids spurious failures during parallel tests
  TEMP_CONFIG: ${CIRRUS_WORKING_DIR}/src/tools/ci/pg_ci_base.conf
  PG_TEST_EXTRA: kerberos ldap ssl load_balance


# What files to preserve in case tests fail
on_failure_ac: &on_failure_ac
  log_artifacts:
    paths:
      - "**/*.log"
      - "**/*.diffs"
      - "**/regress_log_*"
    type: text/plain

on_failure_meson: &on_failure_meson
  testrun_artifacts:
    paths:
      - "build*/testrun/**/*.log"
      - "build*/testrun/**/*.diffs"
      - "build*/testrun/**/regress_log_*"
    type: text/plain

  # In theory it'd be nice to upload the junit files meson generates, so that
  # cirrus will nicely annotate the commit. Unfortunately the files don't
  # contain identifiable file + line numbers right now, so the annotations
  # don't end up useful. We could probably improve on that with a some custom
  # conversion script, but ...
  meson_log_artifacts:
    path: "build*/meson-logs/*.txt"
    type: text/plain


# To avoid unnecessarily spinning up a lot of VMs / containers for entirely
# broken commits, have a minimal task that all others depend on.
task:
  name: SanityCheck

  # If a specific OS is requested, don't run the sanity check. This shortens
  # push-wait-for-ci cycle time a bit when debugging operating system specific
  # failures. Uses skip instead of only_if, as cirrus otherwise warns about
  # only_if conditions not matching.
  skip: $CIRRUS_CHANGE_MESSAGE =~ '.*\nci-os-only:.*'

  env:
    CPUS: 4
    BUILD_JOBS: 8
    TEST_JOBS: 8
    IMAGE_FAMILY: pg-ci-bullseye
    CCACHE_DIR: ${CIRRUS_WORKING_DIR}/ccache_dir
    # no options enabled, should be small
    CCACHE_MAXSIZE: "150M"

  # While containers would start up a bit quicker, building is a bit
  # slower. This way we don't have to maintain a container image.
  <<: *linux_task_template

  ccache_cache:
    folder: $CCACHE_DIR

  create_user_script: |
    useradd -m postgres
    chown -R postgres:postgres .
    mkdir -p ${CCACHE_DIR}
    chown -R postgres:postgres ${CCACHE_DIR}
    echo '* - memlock 134217728' > /etc/security/limits.d/postgres.conf
    su postgres -c "ulimit -l -H && ulimit -l -S"
    # Can't change container's kernel.core_pattern. Postgres user can't write
    # to / normally. Change that.
    chown root:postgres /
    chmod g+rwx /

  configure_script: |
    su postgres <<-EOF
      meson setup \
        --buildtype=debug \
        --auto-features=disabled \
        -Dtap_tests=enabled \
        build
    EOF
  build_script: |
    su postgres <<-EOF
      ninja -C build -j${BUILD_JOBS}
    EOF
  upload_caches: ccache

  # Run a minimal set of tests. The main regression tests take too long for
  # this purpose. For now this is a random quick pg_regress style test, and a
  # tap test that exercises both a frontend binary and the backend.
  test_minimal_script: |
    su postgres <<-EOF
      ulimit -c unlimited
      meson test $MTEST_ARGS --num-processes ${TEST_JOBS} \
        tmp_install cube/regress pg_ctl/001_start_stop
    EOF

  on_failure:
    <<: *on_failure_meson
    cores_script: |
      mkdir -m 770 /tmp/cores
      find / -maxdepth 1 -type f -name 'core*' -exec mv '{}' /tmp/cores/ \;
      src/tools/ci/cores_backtrace.sh linux /tmp/cores


task:
  name: FreeBSD - 13 - Meson

  env:
    # FreeBSD on GCP is slow when running with larger number of CPUS /
    # jobs. Using one more job than cpus seems to work best.
    CPUS: 2
    BUILD_JOBS: 3
    TEST_JOBS: 3
    IMAGE_FAMILY: pg-ci-freebsd-13
    DISK_SIZE: 50

    CCACHE_DIR: /tmp/ccache_dir
    CPPFLAGS: -DRELCACHE_FORCE_RELEASE -DCOPY_PARSE_PLAN_TREES -DWRITE_READ_PARSE_PLAN_TREES -DRAW_EXPRESSION_COVERAGE_TEST
    CFLAGS: -Og -ggdb

  <<: *freebsd_task_template

  depends_on: SanityCheck
  only_if: $CIRRUS_CHANGE_MESSAGE !=~ '.*\nci-os-only:.*' || $CIRRUS_CHANGE_MESSAGE =~ '.*\nci-os-only:[^\n]*freebsd.*'

  sysinfo_script: |
    id
    uname -a
    ulimit -a -H && ulimit -a -S
    export

  ccache_cache:
    folder: $CCACHE_DIR
  # Work around performance issues due to 32KB block size
  repartition_script: src/tools/ci/gcp_freebsd_repartition.sh
  create_user_script: |
    pw useradd postgres
    chown -R postgres:postgres .
    mkdir -p ${CCACHE_DIR}
    chown -R postgres:postgres ${CCACHE_DIR}
  setup_core_files_script: |
    mkdir -m 770 /tmp/cores
    chown root:postgres /tmp/cores
    sysctl kern.corefile='/tmp/cores/%N.%P.core'
  setup_additional_packages_script: |
    #pkg install -y ...

  # NB: Intentionally build without -Dllvm. The freebsd image size is already
  # large enough to make VM startup slow, and even without llvm freebsd
  # already takes longer than other platforms except for windows.
  configure_script: |
    su postgres <<-EOF
      meson setup \
        --buildtype=debug \
        -Dcassert=true -Duuid=bsd -Dtcl_version=tcl86 -Ddtrace=auto \
        -DPG_TEST_EXTRA="$PG_TEST_EXTRA" \
        -Dextra_lib_dirs=/usr/local/lib -Dextra_include_dirs=/usr/local/include/ \
        build
    EOF
  build_script: su postgres -c 'ninja -C build -j${BUILD_JOBS}'
  upload_caches: ccache

  test_world_script: |
    su postgres <<-EOF
      ulimit -c unlimited
      meson test $MTEST_ARGS --num-processes ${TEST_JOBS}
    EOF

  # test runningcheck, freebsd chosen because it's currently fast enough
  test_running_script: |
    su postgres <<-EOF
      set -e
      ulimit -c unlimited
      meson test $MTEST_ARGS --quiet --suite setup
      export LD_LIBRARY_PATH="$(pwd)/build/tmp_install/usr/local/pgsql/lib/:$LD_LIBRARY_PATH"
      mkdir -p build/testrun
      build/tmp_install/usr/local/pgsql/bin/initdb -N build/runningcheck --no-instructions -A trust
      echo "include '$(pwd)/src/tools/ci/pg_ci_base.conf'" >> build/runningcheck/postgresql.conf
      build/tmp_install/usr/local/pgsql/bin/pg_ctl -c -o '-c fsync=off' -D build/runningcheck -l build/testrun/runningcheck.log start
      meson test $MTEST_ARGS --num-processes ${TEST_JOBS} --setup running
      build/tmp_install/usr/local/pgsql/bin/pg_ctl -D build/runningcheck stop
    EOF

  on_failure:
    # if the server continues running, it often causes cirrus-ci to fail
    # during upload, as it doesn't expect artifacts to change size
    stop_running_script: |
      su postgres <<-EOF
        build/tmp_install/usr/local/pgsql/bin/pg_ctl -D build/runningcheck stop || true
      EOF
    <<: *on_failure_meson
    cores_script: src/tools/ci/cores_backtrace.sh freebsd /tmp/cores


# configure feature flags, shared between the task running the linux tests and
# the CompilerWarnings task
LINUX_CONFIGURE_FEATURES: &LINUX_CONFIGURE_FEATURES >-
  --with-gssapi
  --with-icu
  --with-ldap
  --with-libxml
  --with-libxslt
  --with-llvm
  --with-lz4
  --with-pam
  --with-perl
  --with-python
  --with-selinux
  --with-ssl=openssl
  --with-systemd
  --with-tcl --with-tclconfig=/usr/lib/tcl8.6/
  --with-uuid=ossp
  --with-zstd

LINUX_MESON_FEATURES: &LINUX_MESON_FEATURES >-
  -Dllvm=enabled
  -Duuid=e2fs


task:
  env:
    CPUS: 4
    BUILD_JOBS: 4
    TEST_JOBS: 8 # experimentally derived to be a decent choice
    IMAGE_FAMILY: pg-ci-bullseye

    CCACHE_DIR: /tmp/ccache_dir
    DEBUGINFOD_URLS: "https://debuginfod.debian.net"

    # Enable a reasonable set of sanitizers. Use the linux task for that, as
    # it's one of the fastest tasks (without sanitizers). Also several of the
    # sanitizers work best on linux.
    #
    # The overhead of alignment sanitizer is low, undefined behaviour has
    # moderate overhead. Test alignment sanitizer in the meson task, as it
    # does both 32 and 64 bit builds and is thus more likely to expose
    # alignment bugs.
    #
    # Address sanitizer in contrast is somewhat expensive. Enable it in the
    # autoconf task, as the meson task tests both 32 and 64bit.
    #
    # disable_coredump=0, abort_on_error=1: for useful backtraces in case of crashes
    # print_stacktraces=1,verbosity=2, duh
    # detect_leaks=0: too many uninteresting leak errors in short-lived binaries
    UBSAN_OPTIONS: print_stacktrace=1:disable_coredump=0:abort_on_error=1:verbosity=2
    ASAN_OPTIONS: print_stacktrace=1:disable_coredump=0:abort_on_error=1:detect_leaks=0

    # SANITIZER_FLAGS is set in the tasks below
    CFLAGS: -Og -ggdb -fno-sanitize-recover=all $SANITIZER_FLAGS
    CXXFLAGS: $CFLAGS
    LDFLAGS: $SANITIZER_FLAGS
    CC: ccache gcc
    CXX: ccache g++

    LINUX_CONFIGURE_FEATURES: *LINUX_CONFIGURE_FEATURES
    LINUX_MESON_FEATURES: *LINUX_MESON_FEATURES

  <<: *linux_task_template

  depends_on: SanityCheck
  only_if: $CIRRUS_CHANGE_MESSAGE !=~ '.*\nci-os-only:.*' || $CIRRUS_CHANGE_MESSAGE =~ '.*\nci-os-only:[^\n]*linux.*'

  ccache_cache:
    folder: ${CCACHE_DIR}

  sysinfo_script: |
    id
    uname -a
    cat /proc/cmdline
    ulimit -a -H && ulimit -a -S
    export
  create_user_script: |
    useradd -m postgres
    chown -R postgres:postgres .
    mkdir -p ${CCACHE_DIR}
    chown -R postgres:postgres ${CCACHE_DIR}
    echo '* - memlock 134217728' > /etc/security/limits.d/postgres.conf
    su postgres -c "ulimit -l -H && ulimit -l -S"
  setup_core_files_script: |
    mkdir -m 770 /tmp/cores
    chown root:postgres /tmp/cores
    sysctl kernel.core_pattern='/tmp/cores/%e-%s-%p.core'

  setup_hosts_file_script: |
    cat >> /etc/hosts <<-EOF
      127.0.0.1 pg-loadbalancetest
      127.0.0.2 pg-loadbalancetest
      127.0.0.3 pg-loadbalancetest
    EOF

  setup_additional_packages_script: |
    #apt-get update
    #DEBIAN_FRONTEND=noninteractive apt-get -y install ...

  matrix:
    - name: Linux - Debian Bullseye - Autoconf

      env:
        SANITIZER_FLAGS: -fsanitize=address

      # Normally, the "relation segment" code basically has no coverage in our
      # tests, because we (quite reasonably) don't generate tables large
      # enough in tests. We've had plenty bugs that we didn't notice due the
      # code not being exercised much. Thus specify a very small segment size
      # here. Use a non-power-of-two segment size, given we currently allow
      # that.
      configure_script: |
        su postgres <<-EOF
          ./configure \
            --enable-cassert --enable-debug --enable-tap-tests \
            --enable-nls \
            --with-segsize-blocks=6 \
            \
            ${LINUX_CONFIGURE_FEATURES} \
            \
            CLANG="ccache clang"
        EOF
      build_script: su postgres -c "make -s -j${BUILD_JOBS} world-bin"
      upload_caches: ccache

      test_world_script: |
        su postgres <<-EOF
          ulimit -c unlimited # default is 0
          make -s ${CHECK} ${CHECKFLAGS} -j${TEST_JOBS}
        EOF

      on_failure:
        <<: *on_failure_ac

    - name: Linux - Debian Bullseye - Meson

      env:
        CCACHE_MAXSIZE: "400M" # tests two different builds
        SANITIZER_FLAGS: -fsanitize=alignment,undefined

      configure_script: |
        su postgres <<-EOF
          meson setup \
            --buildtype=debug \
            -Dcassert=true \
            ${LINUX_MESON_FEATURES} \
            -DPG_TEST_EXTRA="$PG_TEST_EXTRA" \
            build
        EOF

      # Also build & test in a 32bit build - it's gotten rare to test that
      # locally.
      configure_32_script: |
        su postgres <<-EOF
          export CC='ccache gcc -m32'
          meson setup \
            --buildtype=debug \
            -Dcassert=true \
            ${LINUX_MESON_FEATURES} \
            -Dllvm=disabled \
            --pkg-config-path /usr/lib/i386-linux-gnu/pkgconfig/ \
            -DPERL=perl5.32-i386-linux-gnu \
            -DPG_TEST_EXTRA="$PG_TEST_EXTRA" \
            build-32
        EOF

      build_script: su postgres -c 'ninja -C build -j${BUILD_JOBS}'
      build_32_script: su postgres -c 'ninja -C build-32 -j${BUILD_JOBS}'

      upload_caches: ccache

      test_world_script: |
        su postgres <<-EOF
          ulimit -c unlimited
          meson test $MTEST_ARGS --num-processes ${TEST_JOBS}
        EOF
        # so that we don't upload 64bit logs if 32bit fails
        rm -rf build/

      # There's currently no coverage of icu with LANG=C in the buildfarm. We
      # can easily provide some here by running one of the sets of tests that
      # way. Newer versions of python insist on changing the LC_CTYPE away
      # from C, prevent that with PYTHONCOERCECLOCALE.
      test_world_32_script: |
        su postgres <<-EOF
          ulimit -c unlimited
          PYTHONCOERCECLOCALE=0 LANG=C meson test $MTEST_ARGS -C build-32 --num-processes ${TEST_JOBS}
        EOF

      on_failure:
        <<: *on_failure_meson

  on_failure:
    cores_script: src/tools/ci/cores_backtrace.sh linux /tmp/cores


task:
  name: macOS - Ventura - Meson

  env:
    CPUS: 4 # always get that much for cirrusci macOS instances
    BUILD_JOBS: $CPUS
    # Test performance regresses noticably when using all cores. 8 seems to
    # work OK. See
    # https://postgr.es/m/20220927040208.l3shfcidovpzqxfh%40awork3.anarazel.de
    TEST_JOBS: 8
    IMAGE: ghcr.io/cirruslabs/macos-ventura-base:latest

    CIRRUS_WORKING_DIR: ${HOME}/pgsql/
    CCACHE_DIR: ${HOME}/ccache
    MACPORTS_CACHE: ${HOME}/macports-cache

    CC: ccache cc
    CXX: ccache c++
    CFLAGS: -Og -ggdb
    CXXFLAGS: -Og -ggdb

  <<: *macos_task_template

  depends_on: SanityCheck
  only_if: $CIRRUS_CHANGE_MESSAGE !=~ '.*\nci-os-only:.*' || $CIRRUS_CHANGE_MESSAGE =~ '.*\nci-os-only:[^\n]*(macos|darwin|osx).*'

  sysinfo_script: |
    id
    uname -a
    ulimit -a -H && ulimit -a -S
    export

  setup_core_files_script:
    - mkdir ${HOME}/cores
    - sudo sysctl kern.corefile="${HOME}/cores/core.%P"

  # Use macports, even though homebrew is installed. The installation
  # of the additional packages we need would take quite a while with
  # homebrew, even if we cache the downloads. We can't cache all of
  # homebrew, because it's already large. So we use macports. To cache
  # the installation we create a .dmg file that we mount if it already
  # exists.
  # XXX: The reason for the direct p5.34* references is that we'd need
  # the large macport tree around to figure out that p5-io-tty is
  # actually p5.34-io-tty. Using the unversioned name works, but
  # updates macports every time.
  macports_cache:
    folder: ${MACPORTS_CACHE}
  setup_additional_packages_script: |
    sh src/tools/ci/ci_macports_packages.sh \
      ccache \
      icu \
      kerberos5 \
      lz4 \
      meson \
      openldap \
      openssl \
      p5.34-io-tty \
      p5.34-ipc-run \
      python312 \
      tcl \
      zstd
    # system python doesn't provide headers
    sudo /opt/local/bin/port select python3 python312
    # Make macports install visible for subsequent steps
    echo PATH=/opt/local/sbin/:/opt/local/bin/:$PATH >> $CIRRUS_ENV
  upload_caches: macports

  ccache_cache:
    folder: $CCACHE_DIR
  configure_script: |
    export PKG_CONFIG_PATH="/opt/local/lib/pkgconfig/"
    meson setup \
      --buildtype=debug \
      -Dextra_include_dirs=/opt/local/include \
      -Dextra_lib_dirs=/opt/local/lib \
      -Dcassert=true \
      -Duuid=e2fs -Ddtrace=auto \
      -DPG_TEST_EXTRA="$PG_TEST_EXTRA" \
      build

  build_script: ninja -C build -j${BUILD_JOBS}
  upload_caches: ccache

  test_world_script: |
    ulimit -c unlimited # default is 0
    ulimit -n 1024 # default is 256, pretty low
    meson test $MTEST_ARGS --num-processes ${TEST_JOBS}

  on_failure:
    <<: *on_failure_meson
    cores_script: src/tools/ci/cores_backtrace.sh macos "${HOME}/cores"


WINDOWS_ENVIRONMENT_BASE: &WINDOWS_ENVIRONMENT_BASE
  env:
    # Half the allowed per-user CPU cores
    CPUS: 4

    # The default cirrus working dir is in a directory msbuild complains about
    CIRRUS_WORKING_DIR: "c:/cirrus"
    # git's tar doesn't deal with drive letters, see
    # https://postgr.es/m/b6782dc3-a7b0-ed56-175f-f8f54cb08d67%40dunslane.net
    TAR: "c:/windows/system32/tar.exe"
    # Avoids port conflicts between concurrent tap test runs
    PG_TEST_USE_UNIX_SOCKETS: 1
    PG_REGRESS_SOCK_DIR: "c:/cirrus/"
    DISK_SIZE: 50

  sysinfo_script: |
    chcp
    systeminfo
    powershell -Command get-psdrive -psprovider filesystem
    set


task:
  name: Windows - Server 2019, VS 2019 - Meson & ninja
  << : *WINDOWS_ENVIRONMENT_BASE

  env:
    TEST_JOBS: 8 # wild guess, data based value welcome

    # Cirrus defaults to SetErrorMode(SEM_NOGPFAULTERRORBOX | ...). That
    # prevents crash reporting from working unless binaries do SetErrorMode()
    # themselves. Furthermore, it appears that either python or, more likely,
    # the C runtime has a bug where SEM_NOGPFAULTERRORBOX can very
    # occasionally *trigger* a crash on process exit - which is hard to debug,
    # given that it explicitly prevents crash dumps from working...
    # 0x8001 is SEM_FAILCRITICALERRORS | SEM_NOOPENFILEERRORBOX
    CIRRUS_WINDOWS_ERROR_MODE: 0x8001
    IMAGE_FAMILY: pg-ci-windows-ci-vs-2019

  <<: *windows_task_template

  depends_on: SanityCheck
  only_if: $CIRRUS_CHANGE_MESSAGE !=~ '.*\nci-os-only:.*' || $CIRRUS_CHANGE_MESSAGE =~ '.*\nci-os-only:[^\n]*windows.*'

  setup_additional_packages_script: |
    REM choco install -y --no-progress ...

  setup_hosts_file_script: |
    echo 127.0.0.1 pg-loadbalancetest >> c:\Windows\System32\Drivers\etc\hosts
    echo 127.0.0.2 pg-loadbalancetest >> c:\Windows\System32\Drivers\etc\hosts
    echo 127.0.0.3 pg-loadbalancetest >> c:\Windows\System32\Drivers\etc\hosts
    type c:\Windows\System32\Drivers\etc\hosts

  # Use /DEBUG:FASTLINK to avoid high memory usage during linking
  configure_script: |
    vcvarsall x64
    meson setup --backend ninja --buildtype debug -Dc_link_args=/DEBUG:FASTLINK -Dcassert=true -Db_pch=true -Dextra_lib_dirs=c:\openssl\1.1\lib -Dextra_include_dirs=c:\openssl\1.1\include -DTAR=%TAR% -DPG_TEST_EXTRA="%PG_TEST_EXTRA%" build

  build_script: |
    vcvarsall x64
    ninja -C build

  check_world_script: |
    vcvarsall x64
    meson test %MTEST_ARGS% --num-processes %TEST_JOBS%

  on_failure:
    <<: *on_failure_meson
    crashlog_artifacts:
      path: "crashlog-*.txt"
      type: text/plain


task:
  << : *WINDOWS_ENVIRONMENT_BASE
  name: Windows - Server 2019, MinGW64 - Meson

  # due to resource constraints we don't run this task by default for now
  trigger_type: manual
  # worth using only_if despite being manual, otherwise this task will show up
  # when e.g. ci-os-only: linux is used.
  only_if: $CIRRUS_CHANGE_MESSAGE !=~ '.*\nci-os-only:.*' || $CIRRUS_CHANGE_MESSAGE =~ '.*\nci-os-only:[^\n]*mingw.*'
  # otherwise it'll be sorted before other tasks
  depends_on: SanityCheck

  env:
    TEST_JOBS: 4 # higher concurrency causes occasional failures
    CCACHE_DIR: C:/msys64/ccache
    CCACHE_MAXSIZE: "500M"
    CCACHE_SLOPPINESS: pch_defines,time_macros
    CCACHE_DEPEND: 1
    # for some reason mingw plpython cannot find its installation without this
    PYTHONHOME: C:/msys64/ucrt64
    # prevents MSYS bash from resetting error mode
    MSYS: winjitdebug
    # Start bash in current working directory
    CHERE_INVOKING: 1
    BASH: C:\msys64\usr\bin\bash.exe -l
    IMAGE_FAMILY: pg-ci-windows-ci-mingw64

  <<: *windows_task_template

  ccache_cache:
    folder: ${CCACHE_DIR}

  setup_additional_packages_script: |
    REM C:\msys64\usr\bin\pacman.exe -S --noconfirm ...

  mingw_info_script: |
    %BASH% -c "where gcc"
    %BASH% -c "gcc --version"
    %BASH% -c "where perl"
    %BASH% -c "perl --version"

  # disable -Dnls as the number of files it creates cause a noticable slowdown
  configure_script: |
    %BASH% -c "meson setup -Ddebug=true -Doptimization=g -Dcassert=true -Db_pch=true -Dnls=disabled -DTAR=%TAR% build"

  build_script: |
    %BASH% -c "ninja -C build"

  upload_caches: ccache

  test_world_script: |
    %BASH% -c "meson test %MTEST_ARGS% --num-processes %TEST_JOBS%"

  on_failure:
    <<: *on_failure_meson
    crashlog_artifacts:
      path: "crashlog-*.txt"
      type: text/plain


task:
  name: CompilerWarnings

  # To limit unnecessary work only run this once the SanityCheck
  # succeeds. This is particularly important for this task as we intentionally
  # use always: to continue after failures. Task that did not run count as a
  # success, so we need to recheck SanityChecks's condition here ...
  depends_on: SanityCheck
  only_if: $CIRRUS_CHANGE_MESSAGE !=~ '.*\nci-os-only:.*'

  env:
    CPUS: 4
    BUILD_JOBS: 4
    IMAGE_FAMILY: pg-ci-bullseye

    # Use larger ccache cache, as this task compiles with multiple compilers /
    # flag combinations
    CCACHE_MAXSIZE: "1G"
    CCACHE_DIR: "/tmp/ccache_dir"

    LINUX_CONFIGURE_FEATURES: *LINUX_CONFIGURE_FEATURES
    LINUX_MESON_FEATURES: *LINUX_MESON_FEATURES

  <<: *linux_task_template

  sysinfo_script: |
    id
    uname -a
    cat /proc/cmdline
    ulimit -a -H && ulimit -a -S
    gcc -v
    clang -v
    export

  ccache_cache:
    folder: $CCACHE_DIR

  setup_additional_packages_script: |
    #apt-get update
    #DEBIAN_FRONTEND=noninteractive apt-get -y install ...

  ###
  # Test that code can be built with gcc/clang without warnings
  ###

  setup_script: echo "COPT=-Werror" > src/Makefile.custom

  # Trace probes have a history of getting accidentally broken. Use the
  # different compilers to build with different combinations of dtrace on/off
  # and cassert on/off.

  # gcc, cassert off, dtrace on
  always:
    gcc_warning_script: |
      time ./configure \
        --cache gcc.cache \
        --enable-dtrace \
        ${LINUX_CONFIGURE_FEATURES} \
        CC="ccache gcc" CXX="ccache g++" CLANG="ccache clang"
      make -s -j${BUILD_JOBS} clean
      time make -s -j${BUILD_JOBS} world-bin

  # gcc, cassert on, dtrace off
  always:
    gcc_a_warning_script: |
      time ./configure \
        --cache gcc.cache \
        --enable-cassert \
        ${LINUX_CONFIGURE_FEATURES} \
        CC="ccache gcc" CXX="ccache g++" CLANG="ccache clang"
      make -s -j${BUILD_JOBS} clean
      time make -s -j${BUILD_JOBS} world-bin

  # clang, cassert off, dtrace off
  always:
    clang_warning_script: |
      time ./configure \
        --cache clang.cache \
        ${LINUX_CONFIGURE_FEATURES} \
        CC="ccache clang" CXX="ccache clang++" CLANG="ccache clang"
      make -s -j${BUILD_JOBS} clean
      time make -s -j${BUILD_JOBS} world-bin

  # clang, cassert on, dtrace on
  always:
    clang_a_warning_script: |
      time ./configure \
        --cache clang.cache \
        --enable-cassert \
        --enable-dtrace \
        ${LINUX_CONFIGURE_FEATURES} \
        CC="ccache clang" CXX="ccache clang++" CLANG="ccache clang"
      make -s -j${BUILD_JOBS} clean
      time make -s -j${BUILD_JOBS} world-bin

  # cross-compile to windows
  always:
    mingw_cross_warning_script: |
      time ./configure \
        --host=x86_64-w64-mingw32 \
        --enable-cassert \
        --without-icu \
        CC="ccache x86_64-w64-mingw32-gcc" \
        CXX="ccache x86_64-w64-mingw32-g++"
      make -s -j${BUILD_JOBS} clean
      time make -s -j${BUILD_JOBS} world-bin

  ###
  # Verify docs can be built
  ###
  # XXX: Only do this if there have been changes in doc/ since last build
  always:
    docs_build_script: |
      time ./configure \
        --cache gcc.cache \
        CC="ccache gcc" \
        CXX="ccache g++" \
        CLANG="ccache clang"
      make -s -j${BUILD_JOBS} clean
      time make -s -j${BUILD_JOBS} -C doc

  ###
  # Verify headerscheck / cpluspluscheck succeed
  #
  # - Don't use ccache, the files are uncacheable, polluting ccache's
  #   cache
  # - Use -fmax-errors, as particularly cpluspluscheck can be very verbose
  # - XXX have to disable ICU to avoid errors:
  #   https://postgr.es/m/20220323002024.f2g6tivduzrktgfa%40alap3.anarazel.de
  ###
  always:
    headers_headerscheck_script: |
      time ./configure \
        ${LINUX_CONFIGURE_FEATURES} \
        --without-icu \
        --quiet \
        CC="gcc" CXX"=g++" CLANG="clang"
      make -s -j${BUILD_JOBS} clean
      time make -s headerscheck EXTRAFLAGS='-fmax-errors=10'
    headers_cpluspluscheck_script: |
      time make -s cpluspluscheck EXTRAFLAGS='-fmax-errors=10'

  always:
    upload_caches: ccache