dockerised_local_env/haproxy/haproxy.cfg

global
    log $SYSLOG_SIDECAR local0
    maxconn 2048

defaults
  log     global
  mode    http
  option  httplog
  option  dontlognull
  timeout connect 5000
  timeout client  900000
  timeout server  900000
  timeout check 30000

frontend haproxynode
    bind *:$HAPROXY_HTTP_PORT
    mode http
    acl redirect_reads url_reg -i git-upload-pack
    acl redirect_reads url_reg -i clone.bundle
    acl redirect_writes url_reg -i git-receive-pack
    use_backend read-backendnodes if redirect_reads
    use_backend write-backendnodes if redirect_writes
    default_backend read-backendnodes

frontend git_ssh
    bind *:$HAPROXY_SSH_PORT
    option tcplog
    mode tcp
    timeout client  5m
    default_backend ssh

backend read-backendnodes
    mode http
    balance source
    option forwardfor
    http-request set-header X-Forwarded-Port %[dst_port]
    default-server inter 10s fall 3 rise 2
    option httpchk GET /config/server/healthcheck~status HTTP/1.0
    http-check expect status 200
    server node1 $GERRIT_1:$GERRIT_1_HTTP check inter 10s
    server node2 $GERRIT_2:$GERRIT_2_HTTP check inter 10s

backend write-backendnodes
    mode http
    balance roundrobin
    option forwardfor
    http-request set-header X-Forwarded-Port %[dst_port]
    default-server inter 10s fall 3 rise 2
    option httpchk GET /config/server/healthcheck~status HTTP/1.0
    http-check expect status 200
    server node1 $GERRIT_1:$GERRIT_1_HTTP check inter 10s
    server node2 $GERRIT_2:$GERRIT_2_HTTP check inter 10s backup

backend ssh
    mode tcp
    option redispatch
    option httpchk GET /config/server/healthcheck~status HTTP/1.0
    http-check expect status 200
    balance source
    timeout connect 10s
    timeout server 5m
    server ssh_node1 $GERRIT_1:$GERRIT_1_SSH check inter 10s check port $GERRIT_1_HTTP inter 10s
    server ssh_node2 $GERRIT_2:$GERRIT_2_SSH check inter 10s check port $GERRIT_2_HTTP inter 10s backup