Fix znc configuration

The znc package installs the client but does not set it up as a
service.  This patch restores the service configuration that
was done on wheezy/trusty.

roles/ircbouncer/files/etc_init.d_znc

@@ -0,0 +1,139 @@
+#! /bin/sh
+### BEGIN INIT INFO
+# Provides:          znc
+# Required-Start:    $remote_fs $syslog
+# Required-Stop:     $remote_fs $syslog
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: ZNC IRC bouncer
+# Description:       ZNC is an IRC bouncer
+### END INIT INFO
+ 
+PATH=/sbin:/usr/sbin:/bin:/usr/bin
+DESC="ZNC daemon"
+NAME=znc
+DAEMON=/usr/bin/$NAME
+DATADIR=/usr/lib/znc
+DAEMON_ARGS="--datadir=$DATADIR"
+PIDDIR=/var/run/znc
+PIDFILE=$PIDDIR/$NAME.pid
+SCRIPTNAME=/etc/init.d/$NAME
+USER=znc
+GROUP=znc
+
+# Exit if the package is not installed
+[ -x "$DAEMON" ] || exit 0
+
+# Read configuration variable file if it is present
+[ -r /etc/default/$NAME ] && . /etc/default/$NAME
+
+# Load the VERBOSE setting and other rcS variables
+. /lib/init/vars.sh
+
+# Define LSB log_* functions.
+# Depend on lsb-base (>= 3.2-14) to ensure that this file is present
+# and status_of_proc is working.
+. /lib/lsb/init-functions
+
+#
+# Function that starts the daemon/service
+#
+do_start()
+{
+  # Return
+  #   0 if daemon has been started
+  #   1 if daemon was already running
+  #   2 if daemon could not be started
+  if [ ! -d $PIDDIR ]
+  then
+    mkdir $PIDDIR
+  fi
+  chown $USER:$GROUP $PIDDIR
+  start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test --chuid $USER > /dev/null || return 1
+  start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --chuid $USER -- $DAEMON_ARGS > /dev/null || return 2
+}
+
+#
+# Function that stops the daemon/service
+#
+do_stop()
+{
+  # Return
+  #   0 if daemon has been stopped
+  #   1 if daemon was already stopped
+  #   2 if daemon could not be stopped
+  #   other if a failure occurred
+  start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME --chuid $USER
+  RETVAL="$?"
+  [ "$RETVAL" = 2 ] && return 2
+  # Wait for children to finish too if this is a daemon that forks
+  # and if the daemon is only ever run from this initscript.
+  # If the above conditions are not satisfied then add some other code
+  # that waits for the process to drop all resources that could be
+  # needed by services started subsequently.  A last resort is to
+  # sleep for some time.
+  start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON --chuid $USER
+  [ "$?" = 2 ] && return 2
+  # Many daemons don't delete their pidfiles when they exit.
+  rm -f $PIDFILE
+  return "$RETVAL"
+}
+
+#
+# Function that sends a SIGHUP to the daemon/service
+#
+do_reload() {
+  start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME --chuid $USER
+  return 0
+}
+
+case "$1" in
+  start)
+  [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
+  do_start
+  case "$?" in
+    0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
+    2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
+  esac
+  ;;
+  stop)
+  [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
+  do_stop
+  case "$?" in
+    0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
+    2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
+  esac
+  ;;
+  status)
+  status_of_proc -p $PIDFILE "$DAEMON" "$NAME" && exit 0 || exit $?
+  ;;
+  reload)
+  log_daemon_msg "Reloading $DESC" "$NAME"
+  do_reload
+  log_end_msg $?
+  ;;
+  restart)
+  log_daemon_msg "Restarting $DESC" "$NAME"
+  do_stop
+  case "$?" in
+    0|1)
+    do_start
+    case "$?" in
+      0) log_end_msg 0 ;;
+      1) log_end_msg 1 ;; # Old process is still running
+      *) log_end_msg 1 ;; # Failed to start
+    esac
+    ;;
+    *)
+    # Failed to stop
+    log_end_msg 1
+    ;;
+  esac
+  ;;
+  *)
+  echo "Usage: $SCRIPTNAME {status|start|stop|reload|restart}" >&2
+  exit 3
+  ;;
+esac
+
+:

roles/ircbouncer/tasks/znc.yml

@@ -5,6 +5,15 @@
   with_items:
     - znc
 
+- name: Create znc group
+  group: name=znc state=present
+
+- name: Create znc user
+  user: name=znc state=present home=/var/lib/znc system=yes group=znc shell=/usr/sbin/nologin
+
+- name: Copy znc init file into place
+  copy: src=etc_init.d_znc dest=/etc/init.d/znc mode=0755
+
 - name: Create a combined version of the private key with public cert and intermediate + root CAs
   shell: cat /etc/ssl/private/wildcard_private.key /etc/ssl/certs/wildcard_combined.pem >
     /usr/lib/znc/znc.pem creates=/usr/lib/znc/znc.pem