Debian: add systemd unit file.

This unit file supports the configuration check before restart and
retains the P_MEMORY and S_MEMORY variable usage.

Since both the systemd configuration and the init script take care of
creating /var/run/opensips, the opensips.dirs file has been removed.

packaging/debian/changelog

@@ -1,4 +1,14 @@
-opensips (2.0.0-1) unstable; urgency=low
+opensips (2.1.0-2) stable; urgency=low
+
+  * Modify init script to use LSB functions.
+  * Update dependencies for Jessie.
+  * Remove mysql-client dependency on opensips-modules-mysql.
+  * Add systemd unit file.
+
+ -- Steve Frécinaux <sfrecinaux@beip.be>  Wed, 29 Jul 2015 14:57:06 +0200
+
+
+opensips (2.1.0) stable; urgency=low
 
   * Major Public Release.
 

packaging/debian/opensips.service

@@ -0,0 +1,19 @@
+[Unit]
+Description=OpenSIPS SIP Server
+After=network.target mysqld.service postgresql.service rtpproxy.service
+
+[Service]
+Type=forking
+User=opensips
+Group=opensips
+Environment=P_MEMORY=32 S_MEMORY=32
+EnvironmentFile=-/etc/default/opensips
+PIDFile=/var/run/opensips/opensips.pid
+ExecStart=/usr/sbin/opensips -P /var/run/opensips/opensips.pid -f /etc/opensips/opensips.cfg -m $S_MEMORY -M $P_MEMORY $OPTIONS
+ExecStartPre=/usr/sbin/opensips -c -f /etc/opensips/opensips.cfg
+Restart=always
+TimeoutStopSec=30s
+
+[Install]
+WantedBy=multi-user.target
+

packaging/debian/opensips.tmpfile

@@ -0,0 +1 @@
+d /run/opensips 0775 opensips opensips -