code.grnet.gr Git - ganeti-local/blob - doc/examples/ganeti.initd.in

   1 #!/bin/sh
   2 # ganeti node daemon starter script
   3 # based on skeleton from Debian GNU/Linux
   4 ### BEGIN INIT INFO
   5 # Provides:          ganeti
   6 # Required-Start:    $syslog $remote_fs xend
   7 # Required-Stop:     $syslog $remote_fs xend
   8 # Default-Start:     2 3 4 5
   9 # Default-Stop:      0 1 6
  10 # Short-Description: Ganeti Xen Cluster Manager
  11 # Description:       Ganeti Xen Cluster Manager
  12 ### END INIT INFO
  13
  14 PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin
  15 DESC="Ganeti cluster"
  16
  17 GANETIRUNDIR="@LOCALSTATEDIR@/run/ganeti"
  18
  19 GANETI_DEFAULTS_FILE="@SYSCONFDIR@/default/ganeti"
  20
  21 NODED_NAME="ganeti-noded"
  22 NODED="@PREFIX@/sbin/${NODED_NAME}"
  23 NODED_PID="${GANETIRUNDIR}/${NODED_NAME}.pid"
  24 NODED_ARGS=""
  25
  26 MASTERD_NAME="ganeti-masterd"
  27 MASTERD="@PREFIX@/sbin/${MASTERD_NAME}"
  28 MASTERD_PID="${GANETIRUNDIR}/${MASTERD_NAME}.pid"
  29 MASTERD_ARGS=""
  30
  31 CONFD_NAME="ganeti-confd"
  32 CONFD="@PREFIX@/sbin/${CONFD_NAME}"
  33 CONFD_PID="${GANETIRUNDIR}/${CONFD_NAME}.pid"
  34 CONFD_ARGS=""
  35
  36 RAPI_NAME="ganeti-rapi"
  37 RAPI="@PREFIX@/sbin/${RAPI_NAME}"
  38 RAPI_PID="${GANETIRUNDIR}/${RAPI_NAME}.pid"
  39 RAPI_ARGS=""
  40
  41 SCRIPTNAME="@SYSCONFDIR@/init.d/ganeti"
  42
  43 test -f $NODED || exit 0
  44
  45 . /lib/lsb/init-functions
  46
  47 if [ -s $GANETI_DEFAULTS_FILE ]; then
  48     . $GANETI_DEFAULTS_FILE
  49 fi
  50
  51 check_config() {
  52     for fname in \
  53         "@LOCALSTATEDIR@/lib/ganeti/server.pem"
  54     do
  55         if ! [ -f "$fname" ]; then
  56             log_end_msg 0
  57             log_warning_msg "Config $fname not there, will not run."
  58             exit 0
  59         fi
  60     done
  61 }
  62
  63 check_exitcode() {
  64     RC=$1
  65     case $RC in
  66         0)
  67             log_action_end_msg 0
  68             ;;
  69         11)
  70             log_action_end_msg 0 "not master"
  71             ;;
  72         *)
  73             log_action_end_msg 1 "exit code $RC"
  74             ;;
  75     esac
  76 }
  77
  78 start_action() {
  79     # called as start_action daemon pidfile
  80     local daemon="$1"; shift
  81     local pidfile="$1"; shift
  82     log_action_begin_msg "$daemon"
  83     start-stop-daemon --start --quiet --exec "$daemon" --pidfile "$pidfile" \
  84         -- "$@"
  85     check_exitcode $?
  86 }
  87
  88 stop_action() {
  89     # called as stop_action daemon pidfile
  90     log_action_begin_msg "$1"
  91     start-stop-daemon --stop --quiet --oknodo \
  92         --retry 30 --pidfile "$2"
  93     check_exitcode $?
  94 }
  95
  96
  97 case "$1" in
  98     start)
  99         log_daemon_msg "Starting $DESC" "$NAME"
 100         check_config
 101         start_action $NODED $NODED_PID $NODED_ARGS
 102         start_action $MASTERD $MASTERD_PID $MASTERD_ARGS
 103         start_action $CONFD $CONFD_PID $CONFD_ARGS
 104         start_action $RAPI $RAPI_PID $RAPI_ARGS
 105         ;;
 106     stop)
 107         log_daemon_msg "Stopping $DESC" "$NAME"
 108         stop_action $RAPI $RAPI_PID
 109         stop_action $MASTERD $MASTERD_PID
 110         stop_action $CONFD $CONFD_PID
 111         stop_action $NODED $NODED_PID
 112         ;;
 113     restart|force-reload)
 114         log_daemon_msg "Reloading $DESC"
 115         stop_action $RAPI $RAPI_PID
 116         stop_action $MASTERD $MASTERD_PID
 117         stop_action $CONFD $CONFD_PID
 118         stop_action $NODED $NODED_PID
 119         check_config
 120         start_action $NODED $NODED_PID $NODED_ARGS
 121         start_action $MASTERD $MASTERD_PID $MASTERD_ARGS
 122         start_action $CONFD $CONFD_PID $CONFD_ARGS
 123         start_action $RAPI $RAPI_PID $RAPI_ARGS
 124         ;;
 125     *)
 126         log_success_msg "Usage: $SCRIPTNAME {start|stop|force-reload|restart}"
 127         exit 1
 128         ;;
 129 esac
 130
 131 exit 0