From a80f3b5ba73c3e72823a1f6781cda3705976443f Mon Sep 17 00:00:00 2001 From: Willy Tarreau Date: Mon, 30 May 2022 16:56:42 +0200 Subject: [PATCH] DOC: internal: remove totally outdated diagrams The "sequence" and "entities" diagrams have become so much outdated that they are at best confusing, but more generally wrong. Let's simply remove them. --- doc/internals/entities.fig | 270 --------- doc/internals/entities.pdf | Bin 6295 -> 0 bytes doc/internals/entities.svg | 1056 ------------------------------------ doc/internals/sequence.fig | 123 ----- 4 files changed, 1449 deletions(-) delete mode 100644 doc/internals/entities.fig delete mode 100644 doc/internals/entities.pdf delete mode 100644 doc/internals/entities.svg delete mode 100644 doc/internals/sequence.fig diff --git a/doc/internals/entities.fig b/doc/internals/entities.fig deleted file mode 100644 index 5f85b82d3..000000000 --- a/doc/internals/entities.fig +++ /dev/null @@ -1,270 +0,0 @@ -#FIG 3.2 -Portrait -Center -Metric -A4 -100.00 -Single --2 -1200 2 -6 2475 3240 3825 3690 -2 2 0 1 0 7 53 -1 20 0.000 0 0 -1 0 0 5 - 2475 3240 3825 3240 3825 3690 2475 3690 2475 3240 -4 1 0 50 -1 0 16 0.0000 4 165 510 3195 3510 stkctr\001 --6 -6 4050 3195 5400 3690 -2 2 0 1 0 30 53 -1 20 0.000 0 0 -1 0 0 5 - 4050 3239 5400 3239 5400 3689 4050 3689 4050 3239 -4 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295ace79b..000000000 --- a/doc/internals/sequence.fig +++ /dev/null @@ -1,123 +0,0 @@ -#FIG 3.2 Produced by xfig version 3.2.5-alpha5 -Portrait -Center -Metric -A4 -100.00 -Single --2 -1200 2 -6 900 945 3015 1800 -6 1035 1215 3015 1800 -6 1035 1215 3015 1350 -2 2 0 1 26 6 51 -1 20 0.000 0 0 -1 0 0 5 - 1035 1215 1620 1215 1620 1350 1035 1350 1035 1215 -4 0 0 50 -1 12 7 0.0000 4 90 1275 1710 1305 Standard settings\001 --6 -6 1035 1440 2385 1575 -2 2 0 1 9 11 51 -1 20 0.000 0 0 -1 0 0 5 - 1035 1440 1620 1440 1620 1575 1035 1575 1035 1440 -4 0 0 50 -1 12 7 0.0000 4 60 675 1710 1530 Rule sets\001 --6 -6 1035 1665 2790 1800 -2 2 0 1 13 2 52 -1 20 0.000 0 0 -1 0 0 5 - 1035 1665 1620 1665 1620 1800 1035 1800 1035 1665 -4 0 0 50 -1 12 7 0.0000 4 75 1050 1710 1755 HTTP mode only\001 --6 --6 -2 1 0 1 0 7 50 -1 -1 0.000 0 0 -1 0 0 2 - 945 1125 945 1800 -4 0 0 50 -1 17 10 0.0000 4 150 615 900 1080 Captions\001 --6 -6 450 2250 3510 3195 -4 0 0 50 -1 16 10 0.0000 4 150 2865 450 2385 Each time a poller detects an activity on a\001 -4 0 0 50 -1 16 10 0.0000 4 150 2940 450 2580 listening socket, this sequence is executed.\001 -4 0 0 50 -1 16 10 0.0000 4 150 3000 450 2775 Note that stream_sock_accept() loops until\001 -4 0 0 50 -1 16 10 0.0000 4 150 3030 450 2970 accept() returns an error or tune.maxaccept\001 -4 0 0 50 -1 16 10 0.0000 4 150 1830 450 3165 loops have been executed.\001 --6 -6 450 3375 3420 4275 -4 0 0 50 -1 16 10 0.0000 4 150 2535 450 3510 Once the session is started, function\001 -4 0 0 50 -1 16 10 0.0000 4 150 2880 450 3705 process_session() will be called once then\001 -4 0 0 50 -1 16 10 0.0000 4 150 2895 450 3900 each time an activity is detected on any of\001 -4 0 0 50 -1 16 10 0.0000 4 150 2955 450 4095 monitored file descriptors belonging to the\001 -4 0 0 50 -1 16 10 0.0000 4 120 555 450 4275 session.\001 --6 -6 4230 945 6480 1125 -2 2 0 1 26 6 51 -1 20 0.000 0 0 -1 0 0 5 - 4230 945 6345 945 6345 1125 4230 1125 4230 945 -4 0 0 50 -1 14 10 0.0000 4 105 2205 4275 1080 rate-limit sessions ?\001 --6 -6 4455 1620 7065 1800 -2 2 0 1 26 6 51 -1 20 0.000 0 0 -1 0 0 5 - 4455 1620 6885 1620 6885 1800 4455 1800 4455 1620 -4 0 0 50 -1 14 10 0.0000 4 135 2520 4521 1755 monitor-net (mode=tcp) ?\001 --6 -6 4455 1845 7470 2025 -2 2 0 1 9 11 51 -1 20 0.000 0 0 -1 0 0 5 - 4455 1845 7290 1845 7290 2025 4455 2025 4455 1845 -4 0 0 50 -1 14 10 0.0000 4 135 2940 4500 1980 tcp-request connection {...}\001 --6 -6 4635 3195 7425 3735 -6 4680 3420 7380 3600 -2 2 0 1 26 6 51 -1 20 0.000 0 0 -1 0 0 5 - 4680 3420 7200 3420 7200 3600 4680 3600 4680 3420 -4 0 0 50 -1 14 10 0.0000 4 135 2625 4725 3555 monitor-net (mode=http) ?\001 --6 -2 2 0 1 13 2 52 -1 20 0.000 0 0 -1 0 0 5 - 4635 3195 7425 3195 7425 3735 4635 3735 4635 3195 -4 0 0 50 -1 14 10 0.0000 4 135 1575 4725 3330 http_init_txn()\001 --6 -2 1 0 1 0 7 51 -1 -1 4.000 0 0 -1 1 0 3 - 1 1 1.00 60.00 120.00 - 6885 1710 7200 1710 7200 675 -2 1 0 1 0 7 51 -1 -1 4.000 0 0 -1 1 0 3 - 1 1 1.00 60.00 120.00 - 7290 1935 7425 1935 7425 675 -2 1 0 1 0 7 51 -1 -1 4.000 0 0 -1 1 0 3 - 1 1 1.00 60.00 120.00 - 5850 2340 7650 2340 7650 675 -2 1 0 1 0 7 51 -1 -1 4.000 0 0 -1 1 0 3 - 1 1 1.00 60.00 120.00 - 7200 3510 7875 3510 7875 675 -2 1 0 1 0 7 51 -1 -1 0.000 0 0 -1 0 0 2 - 4140 675 4140 4275 -2 1 0 1 0 7 51 -1 -1 0.000 0 0 -1 0 0 2 - 4320 1575 4320 4275 -2 1 0 1 0 7 51 -1 -1 4.000 0 0 -1 1 0 3 - 1 1 1.00 60.00 120.00 - 5580 1260 6750 1260 6750 675 -2 1 0 1 0 7 51 -1 -1 0.000 0 0 -1 0 0 2 - 4545 2700 4545 4050 -2 1 0 1 0 7 51 -1 -1 4.000 0 0 -1 1 0 3 - 1 1 1.00 60.00 120.00 - 6345 1035 6525 1035 6525 675 -2 2 0 1 26 6 51 -1 20 0.000 0 0 -1 0 0 5 - 4635 3825 6030 3825 6030 4005 4635 4005 4635 3825 -2 1 0 1 0 7 50 -1 -1 4.000 0 0 -1 0 0 3 - 6030 3915 7875 3915 7875 3510 -2 2 0 1 26 6 51 -1 20 0.000 0 0 -1 0 0 5 - 4230 720 5895 720 5895 900 4230 900 4230 720 -2 1 0 1 0 7 51 -1 -1 4.000 0 0 -1 1 0 3 - 1 1 1.00 60.00 120.00 - 5895 810 6300 810 6300 675 -4 1 0 51 -1 12 7 0.0000 4 60 375 7515 585 close\001 -4 1 0 51 -1 12 7 0.0000 4 75 1275 6930 2250 not enough memory\001 -4 0 0 51 -1 12 7 1.5708 4 60 1575 8010 2790 return "OK" and close\001 -4 0 0 50 -1 14 10 0.0000 4 135 1365 4275 1305 sock=accept()\001 -4 0 0 50 -1 14 10 0.0000 4 135 1890 4500 2655 frontend_accept(s)\001 -4 0 0 50 -1 14 10 0.0000 4 135 2100 4275 1530 session_accept(sock)\001 -4 0 0 50 -1 14 10 0.0000 4 105 1365 4500 2385 s=new session\001 -4 0 0 50 -1 14 10 0.0000 4 135 1575 4635 2880 prepare logs(s)\001 -4 0 0 50 -1 14 10 0.0000 4 135 2100 4635 3105 prepare socket(sock)\001 -4 0 0 50 -1 14 10 0.0000 4 105 1365 4680 3960 mode=health ?\001 -4 1 0 51 -1 12 7 0.0000 4 60 225 7605 3465 Yes\001 -4 1 0 51 -1 12 7 0.0000 4 60 225 7605 3870 Yes\001 -4 1 0 51 -1 12 7 0.0000 4 60 225 7065 1665 Yes\001 -4 1 0 51 -1 12 7 0.0000 4 75 300 6570 1215 Fail\001 -4 0 0 50 -1 14 10 0.0000 4 120 1680 4500 4230 start session(s)\001 -4 0 0 50 -1 14 10 0.0000 4 105 1785 4275 855 maxconn reached ?\001 -4 1 0 51 -1 12 7 0.0000 4 90 450 6525 585 ignore\001 -4 1 0 51 -1 12 7 0.0000 4 60 225 6120 765 Yes\001 -4 0 0 50 -1 17 12 0.0000 4 210 3000 450 630 Session instantiation sequence\001 -4 0 0 50 -1 14 10 0.0000 4 135 2100 4050 630 stream_sock_accept()\001