initial commit for ansible haproxy role

roles/haproxy/files/haproxy.service

@@ -0,0 +1,36 @@
+[Unit]
+Description=HAProxy Load Balancer
+After=network.target
+
+[Service]
+Environment="CONFIG=/etc/haproxy/haproxy.cfg" "PIDFILE=/run/haproxy.pid"
+ExecStartPre=/usr/local/bin/haproxy -f $CONFIG -c -q
+ExecStart=/usr/local/bin/haproxy -Ws -f $CONFIG -p $PIDFILE
+ExecReload=/usr/local/bin/haproxy -f $CONFIG -c -q
+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
+