sbin/osgi-service

   1 #!/bin/sh
   2
   3 JVM=java
   4 . /etc/osgiboot/osgi-service-settings.sh
   5
   6 APP=$1
   7
   8 CONF_DIR=/etc/$APP
   9 if [ -f $CONF_DIR/settings.sh ];then
  10         . $CONF_DIR/settings.sh
  11 fi
  12
  13 LIB_DIR=/usr/share/$APP/lib
  14
  15 # read/write
  16 EXEC_DIR=/var/lib/$APP
  17 DATA_DIR=$EXEC_DIR/data
  18 CONF_RW=$EXEC_DIR/conf
  19
  20 LOG_DIR=/var/log/$APP
  21 LOG_FILE=$LOG_DIR/$APP.log
  22
  23 RUN_DIR=/var/run/$APP
  24 PID_FILE=$RUN_DIR/$APP.pid
  25 SHUTDOWN_FILE=$RUN_DIR/$APP.shutdown
  26
  27 OSGI_INSTALL_AREA=/usr/share/osgi/boot
  28 OSGI_FRAMEWORK=$OSGI_INSTALL_AREA/org.eclipse.osgi.jar
  29
  30 RETVAL=0
  31
  32 start() {
  33         if [ -f $PID_FILE ];then
  34                 PID=`cat $PID_FILE`
  35                 kill -0 $PID &> /dev/null
  36                 PID_EXISTS=$?
  37                 if [ $PID_EXISTS -eq 0 ]; then
  38                         echo $APP already running with pid $PID
  39                         RETVAL=1
  40                         return $RETVAL
  41                 else
  42                         echo Old $APP process with pid $PID is dead, removing $PID_FILE
  43                         rm -f $PID_FILE
  44                 fi
  45         fi
  46
  47         cp --preserve $CONF_DIR/config.ini $CONF_RW/config.ini
  48         touch $SHUTDOWN_FILE
  49         cd $EXEC_DIR
  50         $JVM \
  51                 -Dargeo.osgi.shutdownFile="$SHUTDOWN_FILE" \
  52                 -Dlog4j.configuration="file:$CONF_DIR/log4j.properties" \
  53                 $JAVA_OPTS -jar $OSGI_FRAMEWORK \
  54                 -clean \
  55                 -configuration "$CONF_RW" \
  56                 -data "$DATA_DIR" \
  57                 >> $LOG_FILE 2>&1 &
  58         # (above) stderr redirected to stdout, then stdout to log file
  59         # see http://tldp.org/LDP/abs/html/io-redirection.html
  60         PID=$!
  61         echo $PID > $PID_FILE
  62         #echo Started $APP with pid $PID
  63         return $RETVAL
  64 }
  65
  66 stop() {
  67         if [ -f $PID_FILE ];then
  68                 PID=`cat $PID_FILE`
  69                 kill -0 $PID &> /dev/null
  70                 PID_EXISTS=$?
  71                 if [ $PID_EXISTS -ne 0 ]; then
  72                         echo Dead $APP process with pid $PID, removing $PID_FILE
  73                         rm -f $PID_FILE
  74                         RETVAL=1
  75                         return $RETVAL
  76                 fi
  77         else
  78                 echo $APP is not running
  79                 RETVAL=1
  80                 return $RETVAL
  81         fi
  82
  83         # notifies application by removing the shutdown file
  84         rm -f $SHUTDOWN_FILE
  85
  86         # wait 5 min for application to shutdown, then kill it
  87         TIMEOUT=$((5*60))
  88         BEGIN=$(date +%s)
  89         while kill -0 $PID &> /dev/null
  90         do
  91                 sleep 1
  92                 NOW=$(date +%s)
  93                 DURATION=$(($NOW-$BEGIN))
  94                 if [ $DURATION -gt $TIMEOUT ]; then
  95                         kill -9 $PID
  96                         echo Forcibly killed $APP with pid $PID
  97                         RETVAL=1
  98                 fi
  99         done
 100
 101         # remove pid file
 102         rm -f $PID_FILE
 103         return $RETVAL
 104
 105 # timeout is only available in EL6
 106 #       timeout 5m sh << EOF
 107 #while kill -0 $PID &> /dev/null; do sleep 1; done
 108 #EOF
 109 #       TIMEOUT_EXIT=$?
 110 #       if [ $TIMEOUT_EXIT -eq 124 ];then
 111 #               kill -9 $PID
 112 #               RETVAL=1
 113 #               echo Killed $APP with pid $PID
 114 #       else
 115 #               echo Stopped $APP with pid $PID
 116 #       fi
 117 #       rm -f $PID_FILE
 118 #       return $RETVAL
 119 }
 120
 121 status() {
 122         if [ -f $PID_FILE ];then
 123                 PID=`cat $PID_FILE`
 124         else
 125                 echo $APP is not running
 126                 return $RETVAL
 127         fi
 128         kill -0 $PID &> /dev/null
 129         PID_EXISTS=$?
 130         if [ $PID_EXISTS -eq 0 ]; then
 131                 echo $APP is running with pid $PID ...
 132         else
 133                 echo No $APP process with pid $PID, removing $PID_FILE
 134                 rm -f $PID_FILE
 135         fi
 136         return $RETVAL
 137 }
 138
 139 # main
 140 case "$2" in
 141   start)
 142         start
 143         ;;
 144   stop)
 145         stop
 146         ;;
 147   status)
 148         status
 149         ;;
 150   *)
 151         echo $"Usage: $0 {start|stop|status}"
 152         exit 1
 153 esac