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Diffstat (limited to 'doc/sphinx/uml/assign-lease4.svg')
| -rw-r--r-- | doc/sphinx/uml/assign-lease4.svg | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/doc/sphinx/uml/assign-lease4.svg b/doc/sphinx/uml/assign-lease4.svg new file mode 100644 index 0000000..0a51934 --- /dev/null +++ b/doc/sphinx/uml/assign-lease4.svg @@ -0,0 +1,113 @@ +<?xml version="1.0" encoding="UTF-8" standalone="no"?><svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" contentScriptType="application/ecmascript" contentStyleType="text/css" height="1372px" preserveAspectRatio="none" style="width:1375px;height:1372px;" version="1.1" viewBox="0 0 1375 1372" width="1375px" zoomAndPan="magnify"><defs><filter height="300%" id="f1hqawhmrx3191" width="300%" x="-1" y="-1"><feGaussianBlur result="blurOut" stdDeviation="2.0"/><feColorMatrix in="blurOut" result="blurOut2" type="matrix" values="0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .4 0"/><feOffset dx="4.0" dy="4.0" in="blurOut2" result="blurOut3"/><feBlend in="SourceGraphic" in2="blurOut3" mode="normal"/></filter></defs><g><text fill="#000000" font-family="sans-serif" font-size="18" lengthAdjust="spacingAndGlyphs" textLength="287" x="535" y="17.4023">DHCPv4 Assign Lease (Kea 1.8.0)</text><!--MD5=[96a966798826de6e056b38ba6b9482ca] +cluster init_reboot--><rect fill="#FFFFFF" filter="url(#f1hqawhmrx3191)" height="374.86" style="stroke: #000000; stroke-width: 1.5;" width="445" x="493" y="442.1992"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="142" x="644.5" y="457.7344">INIT-REBOOT state</text><!--MD5=[71835f3367ed481a89f53801b2fdf617] +cluster allocated--><rect fill="#FFFFFF" filter="url(#f1hqawhmrx3191)" height="263.36" style="stroke: #000000; stroke-width: 1.5;" width="158" x="7" y="1092.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" font-weight="bold" lengthAdjust="spacingAndGlyphs" textLength="110" x="31" y="1107.5944">Lease allocated</text><!--MD5=[b13a83736ea85c18a1991bca4dbe863b] +entity by_client_id--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="219" x="517.5" y="547.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="199" x="527.5" y="570.5944">Get existing lease by client id</text><!--MD5=[6b610307314e3774f091112845a2df2b] +entity by_hw_addr--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="288" x="626" y="660.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="268" x="636" y="683.5944">Get existing lease by hardware address</text><!--MD5=[ef5397f1455a008291e257fb65cb453b] +entity authoritative--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="134" x="528" y="757.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="114" x="538" y="780.5944">Get authoritative</text><!--MD5=[a54398e3d2c0f7657eea7ade058e1e7f] +entity ddns--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="110" x="31" y="1198.4192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="90" x="41" y="1221.9544">update DDNS</text><!--MD5=[8edf83f1bb568d804760d31cec2ffb3b] +entity ack--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="87" x="42.5" y="1295.4192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="67" x="52.5" y="1318.9544">Send ACK</text><!--MD5=[7f6071cca9390999bbf4a53289faea1c] +entity subnet--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="114" x="1205" y="28.1992"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="94" x="1215" y="51.7344">Check Subnet</text><path d="M1080,33.6992 L1080,59.0098 A0,0 0 0 0 1080,59.0098 L1170,59.0098 A0,0 0 0 0 1170,59.0098 L1170,51.6992 L1205,46.1992 L1170,43.6992 L1170,43.6992 L1160,33.6992 L1080,33.6992 A0,0 0 0 0 1080,33.6992 " fill="#FBFB77" filter="url(#f1hqawhmrx3191)" style="stroke: #A80036; stroke-width: 1.0;"/><path d="M1160,33.6992 L1160,43.6992 L1170,43.6992 L1160,33.6992 " fill="#FBFB77" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="69" x="1086" y="51.2676">entry point</text><!--MD5=[d9ce3005481b6be8203f0e568049ebfd] +entity server_id--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="106" x="1046" y="125.1992"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="86" x="1056" y="148.7344">Get server id</text><!--MD5=[ee598753b08e093ad1dc6a89dd6a274b] +entity hint--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="74" x="849" y="222.1992"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="54" x="859" y="245.7344">Get hint</text><!--MD5=[fdc0ebc2726a1e25611a217b1a9cdddd] +entity ident--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="258" x="565" y="335.1992"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="238" x="575" y="358.7344">Get hardware address and client id</text><!--MD5=[9b403e692b0a4a2d394ce21b0c8a8b18] +entity hostname--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="144" x="276" y="888.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="124" x="286" y="911.5944">Process hostname</text><!--MD5=[c7571992746652353b375880ae850124] +entity allocate--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="114" x="204" y="985.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="94" x="214" y="1008.5944">Request lease</text><!--MD5=[18d4eff7c560e0870d2f30d7f8649cf3] +entity failed--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="144" x="189" y="1101.4192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="124" x="199" y="1124.9544">No lease allocated</text><path d="M368,1106.9192 L368,1115.4192 L333.27,1119.4192 L368,1123.4192 L368,1132.2298 A0,0 0 0 0 368,1132.2298 L450,1132.2298 A0,0 0 0 0 450,1132.2298 L450,1116.9192 L440,1106.9192 L368,1106.9192 A0,0 0 0 0 368,1106.9192 " fill="#FBFB77" filter="url(#f1hqawhmrx3191)" style="stroke: #A80036; stroke-width: 1.0;"/><path d="M440,1106.9192 L440,1116.9192 L450,1116.9192 L440,1106.9192 " fill="#FBFB77" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="61" x="374" y="1124.4876">exit point</text><!--MD5=[6dac4c34c80be6dabf811d62e9db4883] +entity nak--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="87" x="599.5" y="1198.4192"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="67" x="609.5" y="1221.9544">Send NAK</text><path d="M722,1203.9192 L722,1212.4192 L686.59,1216.4192 L722,1220.4192 L722,1229.2298 A0,0 0 0 0 722,1229.2298 L804,1229.2298 A0,0 0 0 0 804,1229.2298 L804,1213.9192 L794,1203.9192 L722,1203.9192 A0,0 0 0 0 722,1203.9192 " fill="#FBFB77" filter="url(#f1hqawhmrx3191)" style="stroke: #A80036; stroke-width: 1.0;"/><path d="M794,1203.9192 L794,1213.9192 L804,1213.9192 L794,1203.9192 " fill="#FBFB77" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="61" x="728" y="1221.4876">exit point</text><!--MD5=[be0cad0b32609f2a377600c2fd818d08] +entity no_response--><rect fill="#FEFECE" filter="url(#f1hqawhmrx3191)" height="36.4883" style="stroke: #A80036; stroke-width: 1.5;" width="106" x="1023" y="985.0592"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacingAndGlyphs" textLength="86" x="1033" y="1008.5944">No response</text><path d="M1164,990.5592 L1164,999.0592 L1129.16,1003.0592 L1164,1007.0592 L1164,1015.8698 A0,0 0 0 0 1164,1015.8698 L1246,1015.8698 A0,0 0 0 0 1246,1015.8698 L1246,1000.5592 L1236,990.5592 L1164,990.5592 A0,0 0 0 0 1164,990.5592 " fill="#FBFB77" filter="url(#f1hqawhmrx3191)" style="stroke: #A80036; stroke-width: 1.0;"/><path d="M1236,990.5592 L1236,1000.5592 L1246,1000.5592 L1236,990.5592 " fill="#FBFB77" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="61" x="1170" y="1008.1276">exit point</text><!--MD5=[359b6ca0b36d81a4e33a25f71e3b7c61] +link subnet to server_id--><path d="M1232.48,64.3992 C1204.44,80.7492 1162.31,105.2992 1132.9,122.4392 " fill="none" id="subnet->server_id" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="1128.3,125.1192,1138.0915,124.0576,1132.6235,122.6079,1134.0733,117.1399,1128.3,125.1192" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[7db9f4f0423b43d622896ef15525c632] +link subnet to nak--><path d="M1273.1,64.2792 C1284,82.7192 1299,113.3492 1299,142.1992 C1299,142.1992 1299,142.1992 1299,1120.4192 C1299,1186.7792 768.46,1163.0292 705,1182.4192 C694.58,1185.5992 683.88,1190.5892 674.36,1195.7292 " fill="none" id="subnet->nak" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="669.79,1198.2492,679.6021,1197.3996,674.1668,1195.8319,675.7345,1190.3966,669.79,1198.2492" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="63" x="1300" y="626.6276">no subnet</text><!--MD5=[a38dfb09b1bcb8b95a969df0005f111d] +link server_id to hint--><path d="M1060.43,161.3992 C1022.99,178.0992 966.32,203.3692 927.82,220.5492 " fill="none" id="server_id->hint" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="923.21,222.5992,933.0589,222.5935,927.7779,220.5659,929.8055,215.2849,923.21,222.5992" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[34fbc802059013c2537c0989625530bb] +link hint to ident--><path d="M848.75,241.0892 C774.38,241.7392 611.66,247.8692 577,288.1992 C559.81,308.1992 581.08,323.0792 609.99,333.4192 " fill="none" id="hint->ident" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="615.08,335.1692,607.8731,328.4565,610.3525,333.541,605.268,336.0204,615.08,335.1692" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="186" x="578" y="301.7676">use requested address option</text><!--MD5=[34fbc802059013c2537c0989625530bb] +link hint to ident--><path d="M856.42,258.2992 C821.75,278.3392 764.41,311.4992 727.95,332.5692 " fill="none" id="hint->ident-1" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="723.61,335.0792,733.4041,334.0418,727.9397,332.5785,729.403,327.1142,723.61,335.0792" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="114" x="802" y="301.7676">use client address</text><!--MD5=[34fbc802059013c2537c0989625530bb] +link hint to ident--><path d="M908.07,258.3492 C922.64,271.7392 937.02,290.4892 925,305.1992 C911.63,321.5592 871.46,332.3692 828.28,339.4492 " fill="none" id="hint->ident-2" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="823.28,340.2492,832.7964,342.7867,828.218,339.4643,831.5404,334.8859,823.28,340.2492" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="45" x="930" y="301.7676">no hint</text><!--MD5=[65f067d78ef63afdf91771d9a656ad03] +link ident to init_reboot--><path d="M694,371.5692 C694,387.3142 694,411.0567 694,431.1092 C694,433.6158 694,436.0647 694,438.4331 C694,439.6173 694,440.7814 694,441.9225 " fill="none" id="ident->init_reboot" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="694,441.9225,698,432.9225,694,436.9225,690,432.9225,694,441.9225" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="220" x="695" y="414.7676">requested address and no server id</text><!--MD5=[14830c65b2a034d88d53d1ea466689d7] +link ident to hostname--><path d="M571.53,371.2492 C471.99,388.6592 348,420.0792 348,468.5592 C348,468.5592 348,468.5592 348,776.0592 C348,813.4892 348,857.0192 348,882.7392 " fill="none" id="ident->hostname" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="348,887.9492,352,878.9492,348,882.9492,344,878.9492,348,887.9492" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[f67bf50fbab8c942c3b4d7a43dc78f8a] +link init_reboot to by_client_id--><path d="M693.95,470.1292 C692.56,472.0792 661.57,515.5492 642.25,542.6592 " fill="none" id="init_reboot->by_client_id" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="639.25,546.8692,647.7294,541.8593,642.1508,542.7967,641.2134,537.218,639.25,546.8692" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="88" x="673" y="513.6276">has a client id</text><!--MD5=[e73d6babdacfd6f192eca91886274ed0] +link init_reboot to by_hw_addr--><path d="M694.16,470.0592 C697.44,470.0892 750.21,470.9692 770,500.0592 C802.04,547.1592 787.68,618.8592 777.31,654.8392 " fill="none" id="init_reboot->by_hw_addr" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="775.82,659.8792,782.2006,652.3767,777.2331,655.0831,774.5268,650.1156,775.82,659.8792" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="71" x="790" y="570.1276">no client id</text><!--MD5=[0bee13a6f2540e80d374adb5c9fde696] +link by_client_id to authoritative--><path d="M612.69,583.0592 C598.68,600.9192 578.27,630.4692 570,660.0592 C561.14,691.7592 573.59,729.1292 583.87,752.2092 " fill="none" id="by_client_id->authoritative" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="586.03,756.9092,585.9217,747.061,583.9492,752.3628,578.6474,750.3903,586.03,756.9092" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="37" x="571" y="683.1276">found</text><!--MD5=[81a28d33e53a361ab0f9b1ac80511604] +link by_client_id to by_hw_addr--><path d="M622.24,583.2592 C619.47,597.2192 618.2,616.7092 628,630.0592 C636.84,642.0992 648.87,651.0992 662.21,657.8192 " fill="none" id="by_client_id->by_hw_addr" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="666.79,660.0092,660.4134,652.5033,662.2842,657.8419,656.9456,659.7126,666.79,660.0092" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="62" x="629" y="626.6276">not found</text><!--MD5=[996213fdf844dcf095df5ccc9b89cdbf] +link by_hw_addr to authoritative--><path d="M738.31,696.2592 C708.08,712.6692 662.6,737.3592 631.01,754.5092 " fill="none" id="by_hw_addr->authoritative" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="626.46,756.9792,636.2784,756.2057,630.8555,754.596,632.4652,749.173,626.46,756.9792" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[cc7ba6fbd1fdcf375abf61565bb8cbda] +link authoritative to no_response--><path d="M662.09,791.8592 C705.06,803.0892 761.47,819.8992 809,841.0592 C901.17,882.0792 1000.65,948.7092 1047.95,981.9092 " fill="none" id="authoritative->no_response" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="1052.08,984.8292,1047.0166,976.3816,1047.9892,981.9542,1042.4166,982.9269,1052.08,984.8292" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="233" x="960" y="911.1276">not authoritative and no owned lease</text><!--MD5=[f287a43fa002547e84e3e2517c1b3af8] +link authoritative to nak--><path d="M662.08,792.5792 C716.07,810.3592 783,844.5992 783,905.0592 C783,905.0592 783,905.0592 783,1120.4192 C783,1133.0992 719.28,1171.9092 677.82,1195.8192 " fill="none" id="authoritative->nak" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="673.38,1198.3692,683.178,1197.37,677.7195,1195.8855,679.204,1190.4269,673.38,1198.3692" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="203" x="784" y="1008.1276">owned lease with hint mismatch</text><!--MD5=[f287a43fa002547e84e3e2517c1b3af8] +link authoritative to nak--><path d="M571.78,793.3292 C544.53,815.7792 503,857.7492 503,905.0592 C503,905.0592 503,905.0592 503,1120.4192 C503,1165.8592 554.13,1191.0792 594.59,1203.9092 " fill="none" id="authoritative->nak-1" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="599.47,1205.4192,592.043,1198.9509,594.6908,1203.9498,589.6919,1206.5976,599.47,1205.4192" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="208" x="504" y="1008.1276">authoritative and no owned lease</text><!--MD5=[b7c0267f2f455dcd84cdca29c5404c83] +link authoritative to hostname--><path d="M527.91,789.4292 C489.09,799.3592 440.63,815.6592 403,841.0592 C386.38,852.2692 371.81,869.7892 361.85,883.6592 " fill="none" id="authoritative->hostname" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="358.91,887.8392,367.3694,882.7956,361.7945,883.7552,360.8349,878.1803,358.91,887.8392" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="72" x="404" y="854.6276">other cases</text><!--MD5=[986a8f86ec6d7417d34c7fd351c484dc] +link hostname to allocate--><path d="M332.04,924.4792 C317.45,940.4192 295.83,964.0292 280.28,981.0092 " fill="none" id="hostname->allocate" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="276.86,984.7492,285.886,980.8082,280.2347,981.0599,279.9831,975.4086,276.86,984.7492" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[c34dad786bb94ff8f8cc439f61a5c35f] +link allocate to allocated--><path d="M212.16,1021.1492 C194.16,1028.7392 174.22,1038.7792 158,1051.0592 C150.43,1056.7942 143.1831,1063.7023 136.5469,1070.8789 C133.2288,1074.4672 130.0633,1078.1226 127.0864,1081.732 C125.598,1083.5367 124.1567,1085.3299 122.767,1087.0975 C122.0722,1087.9813 121.3903,1088.8587 120.7219,1089.7279 C120.3876,1090.1625 120.0568,1090.595 119.7294,1091.0253 C119.5657,1091.2405 119.4028,1091.4551 119.2408,1091.6691 C119.1598,1091.7761 119.0791,1091.8829 118.9985,1091.9896 " fill="none" id="allocate->allocated" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="118.9985,1091.9896,127.6138,1087.2171,122.0113,1087.9992,121.2292,1082.3967,118.9985,1091.9896" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="93" x="159" y="1064.6276">lease allocated</text><!--MD5=[539a3348c1089415ce435c139bd22f41] +link allocated to ddns--><path d="M100.99,1120.4892 C100.68,1122.4392 93.91,1165.3192 89.58,1192.7692 " fill="none" id="allocated->ddns" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="88.74,1198.0392,94.1033,1189.7788,89.5249,1193.1012,86.2025,1188.5229,88.74,1198.0392" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[6d51d97a60fea492264b409c209ca1ef] +link ddns to ack--><path d="M86,1234.8392 C86,1250.3792 86,1273.1992 86,1290.0792 " fill="none" id="ddns->ack" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="86,1295.1092,90,1286.1092,86,1290.1092,82,1286.1092,86,1295.1092" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[dd12c52c80378d18331ab530a0ed76ab] +link allocate to failed--><path d="M261,1021.4292 C261,1041.4392 261,1074.3792 261,1096.2292 " fill="none" id="allocate->failed" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="261,1101.2592,265,1092.2592,261,1096.2592,257,1092.2592,261,1101.2592" style="stroke: #A80036; stroke-width: 1.0;"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacingAndGlyphs" textLength="113" x="262" y="1064.6276">no lease allocated</text><!--MD5=[e8032f725f00abe81d7341b4b6fe8340] +link failed to nak--><path d="M329.74,1137.5092 C406.04,1156.4892 527.27,1186.6392 594.35,1203.3192 " fill="none" id="failed->nak" style="stroke: #A80036; stroke-width: 1.0;"/><polygon fill="#A80036" points="599.48,1204.5992,591.7189,1198.5358,594.6293,1203.3865,589.7786,1206.297,599.48,1204.5992" style="stroke: #A80036; stroke-width: 1.0;"/><!--MD5=[0f73f9f94dec6643990f2b1b148176bd] +@startuml + +title DHCPv4 Assign Lease (Kea 1.8.0) + +agent "Check Subnet" as subnet +note left : entry point + +agent "Get server id" as server_id + +agent "Get hint" as hint + +agent "Get hardware address and client id" as ident + +rectangle "INIT-REBOOT state" as init_reboot { + agent "Get existing lease by client id" as by_client_id + + agent "Get existing lease by hardware address" as by_hw_addr + + agent "Get authoritative" as authoritative +} + +agent "Process hostname" as hostname + +agent "Request lease" as allocate + +rectangle "Lease allocated" as allocated { + agent "update DDNS" as ddns + agent "Send ACK" as ack +} + +agent "No lease allocated" as failed +note right : exit point + +agent "Send NAK" as nak +note right : exit point + +agent "No response" as no_response +note right : exit point + +subnet - -> server_id +subnet - - -> nak : no subnet +server_id - -> hint +hint - -> ident : use requested address option +hint - -> ident : use client address +hint - -> ident : no hint +ident - -> init_reboot : requested address and no server id +ident - - -> hostname +init_reboot - -> by_client_id : has a client id +init_reboot - -> by_hw_addr : no client id +by_client_id - - -> authoritative : found +by_client_id - -> by_hw_addr : not found +by_hw_addr - -> authoritative +authoritative - - -> no_response : not authoritative and no owned lease +authoritative - -> nak : owned lease with hint mismatch +authoritative - -> nak : authoritative and no owned lease +authoritative - -> hostname : other cases +hostname - -> allocate +allocate - -> allocated : lease allocated +allocated - -> ddns +ddns - -> ack +allocate - -> failed : no lease allocated +failed - -> nak + +@enduml + +PlantUML version 1.2020.15(Sun Jun 28 13:39:45 CEST 2020) +(GPL source distribution) +Java Runtime: OpenJDK Runtime Environment +JVM: OpenJDK 64-Bit Server VM +Default Encoding: UTF-8 +Language: en +Country: US +--></g></svg>
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