HAProxy 2.0 and Beyond
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| log stdout local0 | |
| log fd@1 local0 | |
| log stdout format raw local0 |
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| frontend fe_main | |
| mode http | |
| bind *:80 | |
| bind *:443 ssl crt /etc/haproxy/certs/www.example.com.pem alpn h2,http/1.1 | |
| http-request redirect scheme https unless { ssl_fc } | |
| default_backend be_main | |
| backend be_main | |
| mode http | |
| server server1 192.168.1.13:443 ssl verify none alpn h2 |
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| frontend fe_main | |
| bind :443 ssl crt /path/to/cert.pem alpn h2 | |
| default_backend be_servers | |
| backend be_main | |
| default-server ssl verify none alpn h2 check maxconn 50 | |
| server grpc1 10.1.0.11:3000 |
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| frontend fe_main | |
| bind :3001 ssl crt /path/to/cert.pem alpn h2 | |
| acl is_otherservice_path path /AnotherService/SomeFunction | |
| use_backend be_otherservers if is_otherservice_path | |
| default_backend be_main |
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| frontend fe_main | |
| bind :443 tfo ssl crt /etc/haproxy/certs/www.example.com.pem alpn h2,http/1.1 | |
| default_backend be_main | |
| backend be_main | |
| default-server ssl verify none alpn h2 check maxconn 50 | |
| retry-on all-retryable-errors | |
| http-request disable-l7-retry if METH_POST | |
| server server1 192.168.1.13:443 | |
| server server2 192.168.1.14:443 |
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| program <name> | |
| command </path/to/executable> [args] |
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| program dataplane-api | |
| command /usr/sbin/dataplaneapi --host 0.0.0.0 --port 5555 --haproxy-bin /usr/sbin/haproxy --config-file /etc/haproxy/haproxy.cfg --reload-cmd "systemctl reload haproxy" --reload-delay 5 --userlist api |
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| $ echo "show proc" | socat /var/run/haproxy.master.sock - | |
| #<PID> <type> <relative PID> <reloads> <uptime> | |
| 6393 master 0 0 10d 03h02m01s | |
| # workers | |
| 6396 worker 1 0 10d 03h02m01s | |
| # programs | |
| 6394 dataplane-api - 0 10d 03h02m01s | |
| 6395 spoa-mirror - 0 10d 03h02m01s |
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| program spoa-mirror | |
| command /usr/sbin/spoa-mirror -r0 -u"http://staging.local/" | |
| frontend fe_main | |
| bind :80 | |
| filter spoe engine traffic-mirror config mirror.cfg | |
| default_backend be_main | |
| backend be_main | |
| server server1 192.168.1.13:80 | |
| backend spoe-traffic-mirror | |
| mode tcp | |
| balance roundrobin | |
| timeout connect 5s | |
| timeout server 1m | |
| server spoa1 127.0.0.1:12345 |
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| [traffic-mirror] | |
| spoe-agent spoe-traffic-mirror | |
| log global | |
| messages mirror | |
| option set-on-error err | |
| option set-process-time ptime | |
| option set-total-time ttime | |
| option var-prefix spoe | |
| timeout hello 500ms | |
| timeout idle 10s | |
| timeout processing 100ms | |
| use-backend spoe-traffic-mirror | |
| spoe-message mirror | |
| args arg_method=method arg_path=url arg_ver=req.ver arg_hdrs=req.hdrs_bin arg_body=req.body | |
| # 10% chance to mirror traffic | |
| event on-frontend-http-request if { rand(100) le 10 } |
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| $ make TARGET=linux2628 EXTRA_OBJS="contrib/prometheus-exporter/service-prometheus.o" |
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| frontend stats | |
| bind *:8404 | |
| # Enable Prometheus Exporter | |
| http-request use-service prometheus-exporter if { path /metrics } | |
| stats enable | |
| stats uri /stats | |
| stats refresh 10s |
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| peers mypeers | |
| bind :10001 ssl crt mycerts/pem | |
| default-server ssl verify none | |
| server haproxy2 192.168.1.24:10000 | |
| server haproxy1 #local peer | |
| table src_tracking type string size 10m store http_req_rate(10s),http_req_cnt |
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| frontend fe_main | |
| http-request track-sc0 src table mypeers/src_tracking |
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| $ echo "show peers" | socat /var/run/haproxy.sock - | |
| 0xc04aa0: [13/May/2019:02:26:04] id=mypeers state=0 flags=0x3 resync_timeout=<PAST> task_calls=30 | |
| 0xc068a0: id=haproxy2(remote) addr=192.168.1.24:10000 status=CONN reconnect=3s confirm=0 flags=0x0 | |
| 0xc06780: id=haproxy1(local) addr=192.168.1.14:10001 status=NONE reconnect=<NEVER> confirm=0 flags=0x0 |
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| backend be_main | |
| balance random(2) | |
| default-server ssl verify none alpn h2 check maxconn 50 | |
| server server1 192.168.1.13:443 tfo | |
| server server2 192.168.1.14:443 tfo | |
| server server3 192.168.1.15:443 tfo | |
| server server4 192.168.1.16:443 tfo | |
| server server5 192.168.1.17:443 tfo |
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| log stderr local0 | |
| log 127.0.0.1:10001 sample 1:10 local0 | |
| log 127.0.0.2:10002 sample 2-3,8-11:11 local0 |
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| May 13 11:37:40 localhost haproxy[16129]: 192.168.1.3:40624 [13/May/2019:11:37:40.518] fe_main be_main/server2 0/0/0/0/0 200 191 - - ---- 1/1/0/0/0 0/0 "GET /?i=10 HTTP/1.1" | |
| May 13 11:37:40 localhost haproxy[16129]: 192.168.1.3:40644 [13/May/2019:11:37:40.611] fe_main be_main/server2 0/0/0/1/1 200 191 - - ---- 1/1/0/0/0 0/0 "GET /?i=20 HTTP/1.1" | |
| May 13 11:37:40 localhost haproxy[16129]: 192.168.1.3:40664 [13/May/2019:11:37:40.724] fe_main be_main/server2 0/0/0/0/0 200 191 - - ---- 1/1/0/0/0 0/0 "GET /?i=30 HTTP/1.1" | |
| May 13 11:37:40 localhost haproxy[16129]: 192.168.1.3:40684 [13/May/2019:11:37:40.831] fe_main be_main/server2 0/0/0/0/0 200 191 - - ---- 1/1/0/0/0 0/0 "GET /?i=40 HTTP/1.1" | |
| May 13 11:37:40 localhost haproxy[16129]: 192.168.1.3:40704 [13/May/2019:11:37:40.959] fe_main be_main/server2 0/0/0/1/1 200 191 - - ---- 1/1/0/0/0 0/0 "GET /?i=50 HTTP/1.1" |
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| May 13 15:13:06 localhost haproxy[27579]: 192.168.1.3:41516 [13/May/2019:15:13:06.134] fe_main be_main/server1 0/0/0/0/0 200 2077 - - ---- 1/1/0/0/0 0/0 "GET /?id=2 HTTP/1.1" | |
| May 13 15:13:06 localhost haproxy[27579]: 192.168.1.3:41518 [13/May/2019:15:13:06.145] fe_main be_main/server2 0/0/0/1/1 200 191 - - ---- 1/1/0/0/0 0/0 "GET /?id=3 HTTP/1.1" | |
| May 13 15:13:06 localhost haproxy[27579]: 192.168.1.3:41528 [13/May/2019:15:13:06.201] fe_main be_main/server1 0/0/0/1/1 200 2077 - - ---- 1/1/0/0/0 0/0 "GET /?id=8 HTTP/1.1" | |
| May 13 15:13:06 localhost haproxy[27579]: 192.168.1.3:41530 [13/May/2019:15:13:06.212] fe_main be_main/server2 0/0/0/2/2 200 191 - - ---- 1/1/0/0/0 0/0 "GET /?id=9 HTTP/1.1" | |
| May 13 15:13:06 localhost haproxy[27579]: 192.168.1.3:41532 [13/May/2019:15:13:06.222] fe_main be_main/server1 0/0/0/1/1 200 2077 - - ---- 1/1/0/0/0 0/0 "GET /?id=10 HTTP/1.1" | |
| May 13 15:13:06 localhost haproxy[27579]: 192.168.1.3:41534 [13/May/2019:15:13:06.232] fe_main be_main/server2 0/0/0/2/2 200 192 - - ---- 1/1/0/0/0 0/0 "GET /?id=11 HTTP/1.1" |
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| $ echo "show activity" | socat /var/run/haproxy.sock - | |
| thread_id: 1 (1..4) | |
| date_now: 1557729853.190497 | |
| loops: 4306 1405 4235 1601 | |
| wake_cache: 1756 134 1724 215 | |
| wake_tasks: 638 113 618 191 | |
| wake_signal: 0 0 0 0 | |
| poll_exp: 2394 247 2342 406 | |
| poll_drop: 588 49 578 91 | |
| poll_dead: 0 0 0 0 | |
| poll_skip: 0 0 0 0 | |
| fd_skip: 0 0 0 0 | |
| fd_lock: 4 1 1 3 | |
| fd_del: 0 0 0 0 | |
| conn_dead: 0 0 0 0 | |
| stream: 108 116 85 199 | |
| empty_rq: 2224 84 2201 113 | |
| long_rq: 0 0 0 0 | |
| ctxsw: 1470 400 1376 686 | |
| tasksw: 1400 342 1333 586 | |
| cpust_ms_tot: 0 0 0 0 | |
| cpust_ms_1s: 0 0 0 0 | |
| cpust_ms_15s: 0 0 0 0 | |
| avg_loop_us: 36 17 44 24 | |
| accepted: 4 13 9 8 | |
| accq_pushed: 10 8 8 8 | |
| accq_full: 0 0 0 0 | |
| accq_ring: 0 0 0 0 |
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| $ echo "show profiling" |socat /var/run/haproxy.sock - | |
| Per-task CPU profiling : auto # set profiling tasks {on|auto|off} |
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| log-format "%ci:%cp [%tr] %ft %b/%s %TR/%Tw/%Tc/%Tr/%Ta %ST %B %CC %CS %tsc %ac/%fc/%bc/%sc/%rc %sq/%bq %hr %hs {cpu_calls:%[cpu_calls]|cpu_ns_tot:%[cpu_ns_tot]| cpu_ns_avg:%[cpu_ns_avg]|lat_ns_tot:%[lat_ns_tot]|lat_ns_avg:%[lat_ns_avg]} %{+Q}r" |
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| log-format "%ci:%cp [%t] %ft %b/%s %Tw/%Tc/%Tt %B %ts %ac/%fc/%bc/%sc/%rc %sq/%bq {cpu_calls:%[cpu_calls]|cpu_ns_tot:%[cpu_ns_tot]| cpu_ns_avg:%[cpu_ns_avg]|lat_ns_tot:%[lat_ns_tot]|lat_ns_avg:%[lat_ns_avg]}" |
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| frontend fe_main | |
| bind :443 tfo ssl crt /etc/haproxy/certs/www.example.com.pem alpn h2,http/1.1 | |
| default_backend be_main | |
| backend be_main | |
| default-server ssl verify none alpn h2 check maxconn 20 | |
| retry-on all-retryable-errors | |
| http-request disable-l7-retry if METH_POST | |
| server server1 192.168.1.13:443 tfo | |
| server server2 192.168.1.14:443 tfo |
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| frontend fe_main | |
| bind :80 | |
| http-request do-resolve(txn.dstip,mydns) hdr(Host),lower | |
| http-request capture var(txn.dstip) len 40 | |
| # return 503 when the variable is not set, | |
| # which mean DNS resolution error | |
| use_backend be_503 unless { var(txn.dstip) -m found } | |
| default_backend be_main | |
| backend be_503 | |
| # dummy backend used to return 503. | |
| # You can use the 'errorfile' directive to send a nice | |
| # 503 error page to end users. | |
| errorfile 503 /etc/haproxy/errorfiles/503sorry.http | |
| backend be_main | |
| # rule to prevent HAProxy from reconnecting to services | |
| # on the local network (forged DNS name used to scan the network) | |
| http-request deny if { var(txn.dstip) -m ip 127.0.0.0/8 10.0.0.0/8 } | |
| http-request set-dst var(txn.dstip) | |
| server clear 0.0.0.0:80 |
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