debian/pve-sheepdog.sheepdog.init.d

   1 #!/bin/sh
   2 ### BEGIN INIT INFO
   3 # Provides:          sheepdog
   4 # Required-Start:    $network $remote_fs $syslog
   5 # Required-Stop:     $network $remote_fs $syslog
   6 # Default-Start:     2 3 4 5
   7 # Default-Stop:      0 1 6
   8 # Short-Description: Sheepdog server
   9 # Description:       Sheepdog server
  10 ### END INIT INFO
  11
  12 # Author: Proxmox Support Team <support@proxmox.com>
  13
  14 # PATH should only include /usr/* if it runs after the mountnfs.sh script
  15 PATH=/sbin:/usr/sbin:/bin:/usr/bin
  16 DESC="Sheepdog Server"        # Introduce a short description here
  17 NAME=sheepdog                 # Introduce the short server's name here
  18 DAEMON=/usr/sbin/sheep        # Introduce the server's location here
  19 SCRIPTNAME=/etc/init.d/$NAME
  20
  21 # Exit if the package is not installed
  22 [ -x $DAEMON ] || exit 0
  23
  24 DISKLIST=$(echo /var/lib/sheepdog/disc[0123456789])
  25 RDISKLIST=
  26 for dir in ${DISKLIST}; do
  27     RDISKLIST="${dir} ${RDISKLIST}"
  28 done
  29
  30 # Read configuration variable file if it is present
  31 [ -r /etc/default/$NAME ] && . /etc/default/$NAME
  32
  33 if [ "$START" != "yes" ]; then
  34         exit 0
  35 fi
  36
  37 . /lib/lsb/init-functions
  38
  39 #
  40 # Function that starts the daemon/service
  41 #
  42 do_start()
  43 {
  44         mkdir -p /var/run
  45
  46         # Return
  47         #   0 if daemon has been started
  48         #   1 if daemon was already running
  49         #   2 if daemon could not be started
  50
  51         for dir in ${DISKLIST}; do
  52             test -f "${dir}/startup" || continue
  53             DAEMON_ARGS=$(head -n1 "${dir}/startup");
  54             DISKID=${dir##/var/lib/sheepdog/disc}
  55             PIDFILE="$dir/sheep.pid"
  56             DAEMON_ARGS="${DAEMON_ARGS} --pidfile ${PIDFILE}"
  57             if ! test "$(echo ${DAEMON_ARGS}|grep -c '\-p ')" -eq 1 ; then
  58                 DAEMON_ARGS="${DAEMON_ARGS} -p $((7000 + ${DISKID}))"
  59             fi
  60
  61             status_of_proc -p ${PIDFILE} $DAEMON "$NAME" >/dev/null && continue
  62
  63             start-stop-daemon --start --quiet --pidfile ${PIDFILE} --exec $DAEMON -- $DAEMON_ARGS ${dir} || return 2
  64         done
  65
  66         return 0
  67 }
  68
  69 #
  70 # Function that stops the daemon/service
  71 #
  72 do_stop()
  73 {
  74         # Return
  75         #   0 if daemon has been stopped
  76         #   1 if daemon was already stopped
  77         #   2 if daemon could not be stopped
  78         #   other if a failure occurred
  79
  80         RETVAL=0
  81         for dir in ${RDISKLIST}; do
  82             test -f "${dir}/startup" || continue
  83             PIDFILE="$dir/sheep.pid"
  84             start-stop-daemon --stop --oknodo --retry=TERM/20/KILL/5 --quiet --pidfile ${PIDFILE} --exec $DAEMON || RETVAL=2
  85         done
  86
  87         return "$RETVAL"
  88 }
  89
  90 case "$1" in
  91     start)
  92         log_daemon_msg "Starting $DESC " "$NAME"
  93         do_start
  94         case "$?" in
  95             0|1) log_end_msg 0 ;;
  96             2) log_end_msg 1 ;;
  97         esac
  98         ;;
  99     stop)
 100         log_daemon_msg "Stopping $DESC" "$NAME"
 101         do_stop
 102         case "$?" in
 103             0|1) log_end_msg 0 ;;
 104             2) log_end_msg 1 ;;
 105         esac
 106
 107         ;;
 108     status)
 109         RETVAL=0
 110         for dir in ${DISKLIST}; do
 111             test -f "${dir}/startup" || continue
 112             PIDFILE="$dir/sheep.pid"
 113             status_of_proc -p ${PIDFILE} $DAEMON "$NAME ${dir}" || RETVAL=1
 114         done
 115         exit $RETVAL
 116         ;;
 117     restart|force-reload)
 118         log_daemon_msg "Restarting $DESC" "$NAME"
 119         do_stop
 120         case "$?" in
 121             0|1)
 122                 do_start
 123                 case "$?" in
 124                     0) log_end_msg 0 ;;
 125                     1) log_end_msg 1 ;; # Old process is still running
 126                     *) log_end_msg 1 ;; # Failed to start
 127                 esac
 128                 ;;
 129             *)
 130                 # Failed to stop
 131                 log_end_msg 1
 132                 ;;
 133         esac
 134         ;;
 135     *)
 136         echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
 137         exit 3
 138         ;;
 139 esac
 140
 141 :
 142