debian/init.d

   1 #!/bin/sh
   2 #
   3 ### BEGIN INIT INFO
   4 # Provides:          pve-cluster
   5 # Required-Start:    $remote_fs $network $syslog $time
   6 # Required-Stop:     $remote_fs $network $syslog $time
   7 # X-Start-Before:    cron +ceph
   8 # X-Stop-After:      +ceph
   9 # Default-Start:     2 3 4 5
  10 # Default-Stop:      0 1 6
  11 # Short-Description: Starts the pve cluster filesystem
  12 # Description:       Starts and stops the pve cluster filesystem
  13 ### END INIT INFO
  14
  15 PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
  16
  17 DAEMON=/usr/bin/pmxcfs        # Introduce the server's location here
  18 NAME=pve-cluster              # Introduce the short server's name here
  19 DESC="pve cluster filesystem" # Introduce a short description here
  20
  21 PIDFILE=/var/run/$NAME.pid
  22
  23 test -x $DAEMON || exit 0
  24
  25 . /lib/lsb/init-functions
  26
  27 # Default options, these can be overriden by the information
  28 # at /etc/default/$NAME
  29 DAEMON_OPTS="-q"          # Additional options given to the server
  30
  31 # Include defaults if available
  32 if [ -f /etc/default/$NAME ] ; then
  33         . /etc/default/$NAME
  34 fi
  35
  36 set -e
  37
  38 running_pid() {
  39 # Check if a given process pid's cmdline matches a given name
  40     pid=$1
  41     name=$2
  42     [ -z "$pid" ] && return 1
  43     [ ! -d /proc/$pid ] &&  return 1
  44     cmd=`cat /proc/$pid/cmdline | tr "\000" "\n"|head -n 1 |cut -d : -f 1`
  45     # Is this the expected server
  46     [ "${cmd##*/}" != "${name##*/}" ] &&  return 1
  47     return 0
  48 }
  49
  50 running() {
  51 # Check if the process is running looking at /proc
  52 # (works for all users)
  53
  54     # No pidfile, probably no daemon present
  55     [ ! -f "$PIDFILE" ] && return 1
  56     pid=`cat $PIDFILE`
  57     running_pid $pid $DAEMON || return 1
  58     return 0
  59 }
  60
  61 start_server() {
  62
  63     if ! grep -qw fuse /proc/filesystems; then
  64         modprobe fuse >/dev/null 2>&1 || true
  65     fi
  66
  67     start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- $DAEMON_OPTS
  68     errcode=$?
  69     return $errcode
  70 }
  71
  72 stop_server() {
  73     start-stop-daemon --stop --quiet --retry TERM/2/TERM/10/KILL/2 --pidfile $PIDFILE
  74     errcode=$?
  75     return $errcode
  76 }
  77
  78 case "$1" in
  79     start)
  80         log_daemon_msg "Starting $DESC " "$NAME"
  81
  82         # Check if it's running first
  83         if running ;  then
  84             log_progress_msg "apparently already running"
  85             log_end_msg 0
  86             exit 0
  87         fi
  88
  89         errcode=0
  90         start_server || errcode=$?
  91         # try to create required directories. This only works
  92         # for a single node setup, because we have no quorum
  93         # in a cluster setup. But this doesn't matter, because the
  94         # cluster manager creates all needed files (pvecm)
  95         if [ $errcode -eq 0 ] ; then
  96             /usr/bin/pvecm updatecerts --silent || true
  97         fi
  98         log_end_msg $errcode
  99         ;;
 100     stop)
 101         log_daemon_msg "Stopping $DESC" "$NAME"
 102         if running ; then
 103             # Only stop the server if we see it running
 104             errcode=0
 105             stop_server || errcode=$?
 106             log_end_msg $errcode
 107         else
 108             # If it's not running don't do anything
 109             log_progress_msg "apparently not running"
 110             log_end_msg 0
 111             exit 0
 112         fi
 113         ;;
 114     restart|force-reload)
 115         log_daemon_msg "Restarting $DESC" "$NAME"
 116         errcode=0
 117         stop_server || errcode=$?
 118         errcode=0
 119         start_server || errcode=$?
 120         log_end_msg $errcode
 121         ;;
 122     status)
 123         log_daemon_msg "Checking status of $DESC" "$NAME"
 124         if running ;  then
 125             log_progress_msg "running"
 126             log_end_msg 0
 127         else
 128             log_progress_msg "apparently not running"
 129             log_end_msg 1
 130             exit 1
 131         fi
 132         ;;
 133     reload)
 134         log_warning_msg "Reloading $NAME daemon: not implemented, as the daemon"
 135         log_warning_msg "cannot re-read the config file (use restart)."
 136         ;;
 137
 138     *)
 139         N=/etc/init.d/$NAME
 140         echo "Usage: $N {start|stop|restart|force-reload|status}" >&2
 141         exit 1
 142         ;;
 143 esac
 144
 145 exit 0