haproxy/contrib/systemd/haproxy.service.in
Ryan O'Hara f49a6049b8 BUG/MINOR: systemd: Wait for network to be online
Change systemd service file to wait for network to be completely
online. This solves two problems:

If haproxy is configured to bind to IP address(es) that are not yet
assigned, haproxy would previously fail. The workaround is to use
"option transparent".

If haproxy us configured to use a resolver to resolve servers via DNS,
haproxy would previously fail due to the fact that the network is not
fully online yet. This is the most compelling reason for this patch.

Signed-off-by: Ryan O'Hara <rohara@redhat.com>
Acked-by: Lukas Tribus <lukas@ltri.eu>
2020-06-19 21:31:10 +02:00

39 lines
1.4 KiB
SYSTEMD

[Unit]
Description=HAProxy Load Balancer
After=network-online.target
Wants=network-online.target
[Service]
EnvironmentFile=-/etc/default/haproxy
EnvironmentFile=-/etc/sysconfig/haproxy
Environment="CONFIG=/etc/haproxy/haproxy.cfg" "PIDFILE=/run/haproxy.pid" "EXTRAOPTS=-S /run/haproxy-master.sock"
ExecStartPre=@SBINDIR@/haproxy -f $CONFIG -c -q $EXTRAOPTS
ExecStart=@SBINDIR@/haproxy -Ws -f $CONFIG -p $PIDFILE $EXTRAOPTS
ExecReload=@SBINDIR@/haproxy -f $CONFIG -c -q $EXTRAOPTS
ExecReload=/bin/kill -USR2 $MAINPID
KillMode=mixed
Restart=always
SuccessExitStatus=143
Type=notify
# The following lines leverage SystemD's sandboxing options to provide
# defense in depth protection at the expense of restricting some flexibility
# in your setup (e.g. placement of your configuration files) or possibly
# reduced performance. See systemd.service(5) and systemd.exec(5) for further
# information.
# NoNewPrivileges=true
# ProtectHome=true
# If you want to use 'ProtectSystem=strict' you should whitelist the PIDFILE,
# any state files and any other files written using 'ReadWritePaths' or
# 'RuntimeDirectory'.
# ProtectSystem=true
# ProtectKernelTunables=true
# ProtectKernelModules=true
# ProtectControlGroups=true
# If your SystemD version supports them, you can add: @reboot, @swap, @sync
# SystemCallFilter=~@cpu-emulation @keyring @module @obsolete @raw-io
[Install]
WantedBy=multi-user.target