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HAProxy 2.0 configuration
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| # | |
| # This is the ultimate HAProxy 2.0 "Getting Started" config | |
| # It demonstrates many of the features available which are now available | |
| # While you may not need all of these things, this can serve | |
| # as a reference for your own configurations. | |
| # | |
| # Have questions? Check out our community Slack: | |
| # https://slack.haproxy.org/ | |
| # | |
| global | |
| # master-worker required for `program` section | |
| # enable here or start with -Ws | |
| master-worker | |
| mworker-max-reloads 3 | |
| # enable core dumps | |
| set-dumpable | |
| user haproxy | |
| group haproxy | |
| log stdout local0 | |
| stats socket 127.0.0.1:9999 level admin expose-fd listeners | |
| tune.ssl.default-dh-param 2048 | |
| ssl-default-bind-ciphers ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS | |
| ssl-default-bind-options no-sslv3 no-tls-tickets | |
| ssl-default-server-ciphers ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS | |
| ssl-default-server-options no-sslv3 no-tls-tickets | |
| defaults | |
| mode http | |
| log global | |
| timeout client 5s | |
| timeout server 5s | |
| timeout connect 5s | |
| option redispatch | |
| option httplog | |
| program dataplane-api | |
| command /usr/sbin/haproxy-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 | |
| program spoa-mirror | |
| command /usr/sbin/spoa-mirror -r0 -u"http://192.168.1.7/" | |
| peers mypeers | |
| bind :10001 ssl crt /etc/haproxy/certs/www.example.com.pem | |
| default-server ssl verify none | |
| server PC #local peer. name must match local server name | |
| table src_tracking type string size 10m store http_req_rate(10s),http_req_cnt | |
| resolvers dns | |
| parse-resolv-conf | |
| resolve_retries 3 | |
| timeout resolve 1s | |
| timeout retry 1s | |
| hold other 30s | |
| hold refused 30s | |
| hold nx 30s | |
| hold timeout 30s | |
| hold valid 10s | |
| hold obsolete 30s | |
| userlist api | |
| user admin password $5$aVnIFECJ$2QYP64eTTXZ1grSjwwdoQxK/AP8kcOflEO1Q5fc.5aA | |
| frontend stats | |
| bind *:8404 | |
| # Enable Prometheus Exporter | |
| http-request use-service prometheus-exporter if { path /metrics } | |
| stats enable | |
| stats uri /stats | |
| stats refresh 10s | |
| frontend fe_main | |
| bind :80 | |
| bind :443 tfo ssl crt /etc/haproxy/certs/www.example.com.pem alpn h2,http/1.1 | |
| # Enable log sampling | |
| # One out of 10 requests would be logged to this source | |
| log 127.0.0.1:10001 sample 1:10 local0 | |
| # For every 11 requests, log requests 2, 3, and 8-11 | |
| log 127.0.0.1:10002 sample 2-3,8-11:11 local0 | |
| # Log profiling data | |
| 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 %{+Q}r 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]" | |
| # gRPC path matching | |
| acl is_grpc_codename path /CodenameCreator/KeepGettingCodenames | |
| # Dynamic 'do-resolve' trusted hosts | |
| acl dynamic_hosts req.hdr(Host) api.local admin.local haproxy.com | |
| # Activate Traffic Mirror | |
| filter spoe engine traffic-mirror config mirror.cfg | |
| # Redirect if not SSL | |
| http-request redirect scheme https unless { ssl_fc } | |
| # Enable src tracking | |
| http-request track-sc0 src table mypeers/src_tracking | |
| # Enable rate limiting | |
| # Return 429 Too Many Requests if client averages more than | |
| # 10 requests in 10 seconds. | |
| # (duration defined in stick table in peers section) | |
| http-request deny deny_status 429 if { sc_http_req_rate(0) gt 10 } | |
| # Enable local resolving of Host if within dynamic_hosts ACL | |
| # Allows connecting to dynamic IP address specified in Host header | |
| # Useful for DNS split view or split horizon | |
| http-request do-resolve(txn.dstip,dns) hdr(Host),lower if dynamic_hosts | |
| http-request capture var(txn.dstip) len 40 if dynamic_hosts | |
| # return 503 when dynamic_hosts matches but the variable | |
| # txn.dstip is not set which mean DNS resolution error | |
| # otherwise route to be_dynamic | |
| use_backend be_503 if dynamic_hosts !{ var(txn.dstip) -m found } | |
| use_backend be_dynamic if dynamic_hosts | |
| # route to gRPC path | |
| use_backend be_grpc if is_grpc_codename | |
| default_backend be_main | |
| backend be_main | |
| default-server ssl verify none alpn h2 check maxconn 50 | |
| # Enable Power of Two Random Choices Algorithm | |
| balance random(2) | |
| # Enable Layer 7 retries | |
| retry-on all-retryable-errors | |
| retries 3 | |
| # retrying POST requests can be dangerous | |
| # make sure you understand the implications before removing | |
| http-request disable-l7-retry if METH_POST | |
| 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 | |
| backend be_grpc | |
| default-server ssl verify none alpn h2 check maxconn 50 | |
| server grpc1 10.1.0.11:3000 | |
| server grpc2 10.1.0.12:3000 | |
| backend be_dynamic | |
| default-server ssl verify none check maxconn 50 | |
| # 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 dynamic 0.0.0.0:0 | |
| backend spoe-traffic-mirror | |
| mode tcp | |
| balance roundrobin | |
| timeout connect 5s | |
| timeout server 1m | |
| server spoa1 127.0.0.1:12345 | |
| server spoa2 10.1.0.20:12345 | |
| 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 |
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