126 lines
2.8 KiB
Bash
Executable file
126 lines
2.8 KiB
Bash
Executable file
#!/bin/bash
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set -e
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echo " ______ _ _ _____ "
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echo "| ____| | | | | /\ | __ \ "
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echo "| |__ __ _ ___ _ _ | |__| | / \ | |__) | __ _____ ___ _ "
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echo "| __| / _\` / __| | | | | __ | / /\ \ | ___/ '__/ _ \ \/ / | | |"
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echo "| |___| (_| \__ \ |_| | | | | |/ ____ \| | | | | (_) > <| |_| |"
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echo "|______\__,_|___/\__, | |_| |_/_/ \_\_| |_| \___/_/\_\\__, |"
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echo " __/ | __/ |"
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echo " |___/ |___/ "
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echo ""
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defaults() {
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echo "
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defaults
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timeout connect 3s
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timeout client 10s
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timeout server 10m
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errorfile 400 /etc/haproxy/errors-custom/400.http
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errorfile 403 /etc/haproxy/errors-custom/403.http
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errorfile 408 /etc/haproxy/errors-custom/408.http
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errorfile 500 /etc/haproxy/errors-custom/500.http
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errorfile 502 /etc/haproxy/errors-custom/502.http
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errorfile 503 /etc/haproxy/errors-custom/503.http
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errorfile 504 /etc/haproxy/errors-custom/504.http
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global
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log /dev/log local0
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maxconn 2000
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"
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}
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stats() {
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echo "
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frontend stats
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bind *:1936
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mode http
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stats enable
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stats hide-version
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stats realm Haproxy\ Statistics
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stats uri /
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stats auth $1:$2
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# acl is_proxystats hdr_dom(host) -i some.host.com
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# default_backend srv_stats
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use_backend srv_stats if is_proxystats
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backend srv_stats
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mode http
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server Local 127.0.0.1:1936
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"
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}
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frontend() {
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echo "
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frontend http_in
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bind *:80
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mode http
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"
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COUNT=1
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for FEACL in `echo $1`
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do
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echo " acl is_rule_$COUNT hdr_dom(host) -i -m end $FEACL"
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COUNT=$((COUNT + 1))
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done
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echo
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COUNT=1
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for FEACL in `echo $1`
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do
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echo " use_backend srv_80_$COUNT if is_rule_$COUNT"
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COUNT=$((COUNT + 1))
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done
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}
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backend () {
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COUNT=1
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for BESRV in `echo $1`
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do
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echo "
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backend srv_80_$COUNT
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balance roundrobin
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mode http
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option forwardfor
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http-request set-header X-Forwarded-Port %[dst_port]
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http-request add-header X-Forwarded-Proto https if { ssl_fc }
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"
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echo " server srv $BESRV check weight 1"
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COUNT=$((COUNT + 1))
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done
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}
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HAPROXY_CFG="/etc/haproxy/haproxy.cfg"
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FRONTEND=""
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BACKEND=""
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TURN="FB"
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for LB_HOST in `echo ${LB_HOSTS}`;
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do
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if [ "$TURN" == "FB" ]
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then
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FRONTEND="$FRONTEND $LB_HOST"
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TURN="BE"
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continue
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fi
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if [ "$TURN" == "BE" ]
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then
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BACKEND="$BACKEND $LB_HOST"
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TURN="FB"
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continue
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fi
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done
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# Write
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defaults > $HAPROXY_CFG
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if [ ! -z "${LB_STATS_USER}" ]
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then
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stats ${LB_STATS_USER} ${LB_STATS_PASS} >> $HAPROXY_CFG
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fi
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frontend "$FRONTEND" >> $HAPROXY_CFG
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backend "$BACKEND" >> $HAPROXY_CFG
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/sbin/syslogd -O /proc/1/fd/1
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/docker-entrypoint.sh "$@"
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