1 files changed, 65 insertions, 30 deletions
diff --git a/system/apache-cassandra/rc.cassandra b/system/apache-cassandra/rc.cassandra
index 97a8e8f17288b..8fa5d9a7cebfe 100644
--- a/system/apache-cassandra/rc.cassandra
+++ b/system/apache-cassandra/rc.cassandra
@@ -1,41 +1,76 @@
 #!/bin/bash
 
-set -e
+export JAVA="/usr/lib64/java/bin/java"
+export CASSANDRA_HOME="/opt/apache-cassandra"
+export CASSANDRA_CONF="$CASSANDRA_HOME/conf"
+export CASSANDRA_INCLUDE="$CASSANDRA_HOME/tools/bin/cassandra.in.sh"
 
-CASSANDRA_BIN_PATH="/opt/apache-cassandra/bin"
-PID_FILE="/var/run/cassandra.pid"
+PRG="cassandra"
+DIR="/opt/apache-cassandra/bin/"
+PID_DIRECTORY="/var/run"
+PID_FILE="$PID_DIRECTORY/$PRG.pid"
 
-stop_cassandra(){
-	kill `cat $PID_FILE`
-	rm -f $PID_FILE
+function isRunning() {
+[[ ! -f "$PID_FILE" ]] && return 1
+PID="$(<"$PID_FILE")"
+[[ -z "$PID" ]] && return 1
+[[ ! $(ps -p $PID | grep $PID) == "" ]] && RV=0 || RV=1
+return $RV
 }
 
-if [ ! -d $CASSANDRA_BIN_PATH ]; then
-	echo 
-	echo "Cassandra is not installed on this machine!"
-	echo "Please check cassandra installation or set var CASSANDRA_BIN_PATH properly"
-	echo 
-	exit 1
+function status() {
+isRunning
+STATUS=$?
+if [[ $STATUS -eq 0 ]]; then
+    echo -e "Service $PRG is running"
+else
+    echo -e "Service $PRG is not running."
 fi
+}
+
+function start() {
+isRunning
+STATUS=$?
+if [[ $STATUS -eq 0 ]]; then
+    echo -e "Service $PRG is already running."
+else
+    echo -e "Start service $PRG"
+    $DIR$PRG -p $PID_FILE > /dev/null 2>&1 &
+fi
+}
+
+function stop() {
+isRunning
+STATUS=$?
+if [[ $STATUS -eq 0 ]]; then
+    echo -e "Stop service $PRG"
+    PID="$(<"$PID_FILE")"
+    kill $PID
+    rm "$PID_FILE"
+else
+    echo -e "Service $PRG not running."
+fi
+}
 
 case $1 in 
-	start)
-		echo  " * Starting Cassandra..."
-       		$CASSANDRA_BIN_PATH/cassandra -p $PID_FILE > /dev/null 2>&1
-		;;
-	stop)
-		echo  " * Stopping Cassandra..."
-                stop_cassandra
-		;;
-	restart) 
-		echo  " * Rerstarting Cassandra..."
-                stop_cassandra
-		sleep 3
-                $CASSANDRA_BIN_PATH/cassandra -p $PID_FILE > /dev/null 2>&1
-	        ;;
-	*)   	
-		echo  " * Please provide correct option between start|stop|restart"
-		;;
+    start)
+        start
+        ;;
+    stop)
+        stop
+        ;;
+    restart)
+        start
+        sleep 1
+        stop
+        ;;
+    status)
+        status
+        ;;
+    *)   	
+        echo "Usage: $0 {start|stop|restart|status}"
+        exit 1
+        ;;
 esac
 
-
+exit 0