mirror of https://github.com/apache/activemq.git
improve stability
- added more reliable quoting - improved reliability of stopping - improved management of concurrent stop processes - added a "kill" option which terminates the daemon in a rude way
This commit is contained in:
Marc Schoechlin
parent
a767bda603
commit
aeb93e4a24
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@ -34,7 +34,9 @@
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# Marc Schoechlin <ms@256bit.org>
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# ------------------------------------------------------------------------
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# IMPROVED DEBUGGING (execute with bash -x)
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# export PS4=' ${BASH_SOURCE}:${LINENO}(${FUNCNAME[0]}) '
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#
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# Backup invocation parameters
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COMMANDLINE_ARGS="$@"
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EXEC_OPTION=""
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@ -44,10 +46,10 @@ EXEC_OPTION=""
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# a simple helper to get the current user
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setCurrentUser(){
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CUSER=`whoami 2>/dev/null`
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CUSER="`whoami 2>/dev/null`"
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# Solaris hack
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if [ ! $? -eq 0 ]; then
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CUSER=`/usr/ucb/whoami 2>/dev/null`
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CUSER="`/usr/ucb/whoami 2>/dev/null`"
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fi
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}
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@ -63,12 +65,12 @@ pathCanonical() {
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dst="`dirname "${dst}"`/$link"
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fi
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done
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local bas=`basename "${dst}"`
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local dir=`dirname "${dst}"`
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local bas="`basename "${dst}"`"
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local dir="`dirname "${dst}"`"
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if [ "$bas" != "$dir" ]; then
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dst="`pathCanonical "$dir"`/$bas"
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fi
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echo "${dst}" | sed -e 's#//#/#g' -e 's#/./#/#g' -e 's#/[^/]*/../#/#g'
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echo "${dst}" | sed -e 's#//#/#g' -e 's#/\./#/#g' -e 's#/[^/]*/\.\./#/#g'
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}
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@ -246,15 +248,15 @@ fi
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# For Cygwin, switch paths to Windows format before running java if [ "$OSTYPE" = "cygwin" ]; then
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if [ "$OSTYPE" = "cygwin" ];then
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ACTIVEMQ_HOME=`cygpath --windows "$ACTIVEMQ_HOME"`
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ACTIVEMQ_BASE=`cygpath --windows "$ACTIVEMQ_BASE"`
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ACTIVEMQ_CONF=`cygpath --windows "$ACTIVEMQ_CONF"`
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ACTIVEMQ_DATA=`cygpath --windows "$ACTIVEMQ_DATA"`
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ACTIVEMQ_HOME="`cygpath --windows "$ACTIVEMQ_HOME"`"
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ACTIVEMQ_BASE="`cygpath --windows "$ACTIVEMQ_BASE"`"
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ACTIVEMQ_CONF="`cygpath --windows "$ACTIVEMQ_CONF"`"
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ACTIVEMQ_DATA="`cygpath --windows "$ACTIVEMQ_DATA"`"
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ACTIVEMQ_CLASSPATH=`cygpath --path --windows "$ACTIVEMQ_CLASSPATH"`
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[ -n "$JAVA_HOME" ] &&
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JAVA_HOME=`cygpath --windows "$JAVA_HOME"`
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CYGHOME=`cygpath --windows "$HOME"`
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ACTIVEMQ_TMP=`cygpath --windows "$ACTIVEMQ_TMP"`
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JAVA_HOME="`cygpath --windows "$JAVA_HOME"`"
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CYGHOME="`cygpath --windows "$HOME"`"
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ACTIVEMQ_TMP="`cygpath --windows "$ACTIVEMQ_TMP"`"
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if [ -n "$CYGHOME" ]; then
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ACTIVEMQ_CYGWIN="-Dcygwin.user.home=\"$CYGHOME\""
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fi
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@ -287,6 +289,7 @@ fi
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# user
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invokeJar(){
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PIDFILE="$1"
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TASK_TODO="$2"
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RET="1"
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if [ ! -f "${ACTIVEMQ_HOME}/bin/activemq.jar" ];then
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@ -305,7 +308,7 @@ invokeJar(){
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echo "INFO: changing to user '$ACTIVEMQ_USER' to invoke java"
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fi
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# Execute java binary
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if [ -n "$PIDFILE" ] && [ "$PIDFILE" != "stop" ];then
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if [ -n "$TASK_TODO" ] && [ "$TASK_TODO" != "stop" ];then
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$EXEC_OPTION $DOIT_PREFIX "\"$JAVACMD\" $ACTIVEMQ_OPTS $ACTIVEMQ_DEBUG_OPTS \
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-Dactivemq.classpath=\"${ACTIVEMQ_CLASSPATH}\" \
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-Dactivemq.home=\"${ACTIVEMQ_HOME}\" \
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@ -315,11 +318,11 @@ invokeJar(){
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$ACTIVEMQ_CYGWIN \
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-jar \"${ACTIVEMQ_HOME}/bin/activemq.jar\" $COMMANDLINE_ARGS >/dev/null 2>&1 &
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RET=\"\$?\"; APID=\"\$!\";
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echo \$APID > "$PIDFILE";
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echo \"INFO: pidfile created : '$PIDFILE' (pid '\$APID')\";exit \$RET" $DOIT_POSTFIX
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echo \$APID > "${PIDFILE}";
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echo \"INFO: pidfile created : '${PIDFILE}' (pid '\$APID')\";exit \$RET" $DOIT_POSTFIX
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RET="$?"
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elif [ -n "$PIDFILE" ] && [ "$PIDFILE" = "stop" ];then
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PID="`cat "${ACTIVEMQ_PIDFILE}"`"
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elif [ -n "$TASK_TODO" ] && [ "$TASK_TODO" = "stop" ];then
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SPID="`cat "${PIDFILE}"`"
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$EXEC_OPTION $DOIT_PREFIX "\"$JAVACMD\" $ACTIVEMQ_OPTS $ACTIVEMQ_DEBUG_OPTS \
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-Dactivemq.classpath=\"${ACTIVEMQ_CLASSPATH}\" \
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-Dactivemq.home=\"${ACTIVEMQ_HOME}\" \
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@ -327,7 +330,7 @@ invokeJar(){
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-Dactivemq.conf=\"${ACTIVEMQ_CONF}\" \
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-Dactivemq.data=\"${ACTIVEMQ_DATA}\" \
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$ACTIVEMQ_CYGWIN \
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-jar \"${ACTIVEMQ_HOME}/bin/activemq.jar\" $COMMANDLINE_ARGS --pid $PID &
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-jar \"${ACTIVEMQ_HOME}/bin/activemq.jar\" $COMMANDLINE_ARGS --pid $SPID &
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RET=\"\$?\"; APID=\"\$!\";
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echo \$APID > "${PIDFILE}.stop"; exit \$RET" $DOIT_POSTFIX
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RET="$?"
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@ -361,8 +364,8 @@ checkRunning(){
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echo "ERROR: Pidfile '$ACTIVEMQ_PIDFILE' exists but contains no pid"
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return 2
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fi
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PID="`cat $ACTIVEMQ_PIDFILE`"
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RET="`ps -p "$PID"|grep java`"
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ACTIVEMQ_PID="`cat ${ACTIVEMQ_PIDFILE}`"
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RET="`ps -p "${ACTIVEMQ_PID}"|grep java`"
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if [ -n "$RET" ];then
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return 0;
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else
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@ -374,13 +377,13 @@ checkRunning(){
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}
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checkStopRunning(){
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PID="${PIDFILE}.stop"
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if [ -f "$PID" ]; then
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if [ -z "`cat $PID`" ];then
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echo "ERROR: Pidfile '$PID' exists but contains no pid"
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PID_STOP="${ACTIVEMQ_PIDFILE}.stop"
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if [ -f "$PID_STOP" ]; then
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if [ -z "`cat $PID_STOP`" ];then
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echo "ERROR: Pidfile os stop process '$PID_STOP' exists but contains no pid"
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return 2
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fi
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THEPID=`cat $PID`
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THEPID=`cat ${PID_STOP}`
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RET=`ps -p $THEPID|grep java`
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if [ -n "$RET" ];then
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return 0;
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@ -403,7 +406,7 @@ checkStopRunning(){
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invoke_status(){
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if ( checkRunning );then
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PID=`cat $ACTIVEMQ_PIDFILE`
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PID="`cat $ACTIVEMQ_PIDFILE`"
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echo "ActiveMQ is running (pid '$PID')"
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exit 0
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fi
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@ -424,7 +427,7 @@ invoke_status(){
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invoke_start(){
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if ( checkRunning );then
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PID=`cat $ACTIVEMQ_PIDFILE`
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PID="`cat $ACTIVEMQ_PIDFILE`"
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echo "INFO: Process with pid '$PID' is already running"
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exit 0
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fi
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@ -432,7 +435,7 @@ invoke_start(){
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ACTIVEMQ_OPTS="$ACTIVEMQ_OPTS $ACTIVEMQ_SUNJMX_START $ACTIVEMQ_SSL_OPTS -Djava.awt.headless=true -Djava.io.tmpdir=\"${ACTIVEMQ_TMP}\""
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echo "INFO: Starting - inspect logfiles specified in logging.properties and log4j.properties to get details"
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invokeJar $ACTIVEMQ_PIDFILE
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invokeJar "$ACTIVEMQ_PIDFILE" start
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exit "$?"
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}
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@ -460,17 +463,39 @@ invoke_console(){
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EXEC_OPTION="exec"
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echo "INFO: Starting in foreground, this is just for debugging purposes (stop process by pressing CTRL+C)"
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echo "INFO: Creating pidfile $ACTIVEMQ_PIDFILE"
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echo "$$" > $ACTIVEMQ_PIDFILE
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invokeJar
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echo "$$" > "$ACTIVEMQ_PIDFILE"
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invokeJar "$ACTIVEMQ_PIDFILE"
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RET="$?"
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echo "INFO: removing pidfile $ACTIVEMQ_PIDFILE"
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exit "$RET"
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}
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# Stop ActiveMQ
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# Kill ActiveMQ
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# @RET : 0 => stop was successful
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# !0 => something went wrong
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#
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# @RET : 0 => stop was successful
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# !0 => something went wrong
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# Note: This function uses globally defined variables
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# - $ACTIVEMQ_PIDFILE : the name of the pid file
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invoke_kill(){
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if ( checkRunning ); then
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ACTIVEMQ_PID="`cat ${ACTIVEMQ_PIDFILE}`"
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echo "INFO: sending SIGKILL to pid '$ACTIVEMQ_PID'"
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kill -KILL $ACTIVEMQ_PID
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RET="$?"
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rm -f "${ACTIVEMQ_PIDFILE}"
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return $RET
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fi
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echo "INFO: not running, nothing to do"
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return 0
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}
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# Stop ActiveMQ
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# @RET : 0 => stop was successful
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# !0 => something went wrong
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#
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# Note: This function uses globally defined variables
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# - $ACTIVEMQ_PIDFILE : the name of the pid file
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@ -482,14 +507,16 @@ invoke_stop(){
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if ( checkRunning );then
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ACTIVEMQ_OPTS="$ACTIVEMQ_OPTS $ACTIVEMQ_SSL_OPTS"
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COMMANDLINE_ARGS="$COMMANDLINE_ARGS $ACTIVEMQ_SUNJMX_CONTROL"
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invokeJar "stop"
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RET="$?"
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PID=`cat $ACTIVEMQ_PIDFILE`
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echo "INFO: Waiting at least $ACTIVEMQ_KILL_MAXSECONDS seconds for regular process termination of pid '$PID' : "
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FOUND="0"
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i=1
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while [ "$i" != "$ACTIVEMQ_KILL_MAXSECONDS" ]; do
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ACTIVEMQ_PID="`cat $ACTIVEMQ_PIDFILE`"
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invokeJar "$ACTIVEMQ_PIDFILE" "stop"
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RET="$?"
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FOUND="0"
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i=0
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echo "INFO: Waiting at least $ACTIVEMQ_KILL_MAXSECONDS seconds for regular process termination of pid '$ACTIVEMQ_PID' : "
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while [ "$i" -le "$ACTIVEMQ_KILL_MAXSECONDS" ]; do
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if [ ! checkStopRunning ];then
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if [ ! checkRunning ]; then
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echo " FINISHED"
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@ -502,16 +529,16 @@ invoke_stop(){
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sleep 1
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printf "."
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else
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echo " FINISHED"
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echo " TERMINATED"
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FOUND="1"
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break
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fi
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i=`expr $i + 1`
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i="`expr $i + 1`"
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done
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if [ "$FOUND" -ne "1" ];then
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echo
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echo "INFO: Regular shutdown not successful, sending SIGKILL to process with pid '$PID'"
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kill -KILL $PID
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echo "INFO: Regular shutdown not successful, sending SIGKILL to process"
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invoke_kill
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RET="$?"
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fi
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elif [ -f "$ACTIVEMQ_PIDFILE" ];then
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@ -523,7 +550,7 @@ invoke_stop(){
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exit 0
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fi
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rm -f "$ACTIVEMQ_PIDFILE" >/dev/null 2>&1
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rm -f "${PIDFILE}.stop" >/dev/null 2>&1
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rm -f "$ACTIVEMQ_DATA/stop.pid" >/dev/null 2>&1
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exit $RET
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}
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@ -560,7 +587,7 @@ invoke_task(){
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else
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COMMANDLINE_ARGS="$COMMANDLINE_ARGS $ACTIVEMQ_SUNJMX_CONTROL"
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fi
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invokeJar
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invokeJar "$ACTIVEMQ_PIDFILE"
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RET="$?"
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if [ "$RET" != "0" ];then
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echo "ERROR: task failed"
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@ -569,9 +596,10 @@ invoke_task(){
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}
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show_help() {
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invokeJar|sed "s,Usage: Main,Usage: $0,"
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invokeJar "$ACTIVEMQ_PIDFILE"|sed "s,Usage: Main,Usage: $0,"
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cat << EOF
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Tasks provided by the sysv init script:
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kill - terminate instance in a drastic way by sending SIGKILL
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restart - stop running instance (if there is one), start new instance
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console - start broker in foreground, useful for debugging purposes
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status - check if activemq process is running
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@ -604,8 +632,8 @@ case "$1" in
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restart)
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if ( checkRunning );then
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$0 stop
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echo
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fi
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$0 status
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$0 start
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$0 status
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;;
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@ -617,7 +645,11 @@ case "$1" in
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exit $?
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;;
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stop)
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invoke_stop
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invoke_stop
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exit $?
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;;
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kill)
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invoke_kill
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exit $?
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;;
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decrypt|encrypt|create)
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@ -116,11 +116,11 @@ trap "finalize;exit 1" INT TERM
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echo "****************************************************************************"
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STRATEGY="stop"
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set -x
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sed 's,ACTIVEMQ_KILL_MAXSECONDS=.*,ACTIVEMQ_KILL_MAXSECONDS=15,' env | \
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sed 's,ACTIVEMQ_USER=.*$,ACTIVEMQ_USER=$USER,' |tee $CONFIG
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set +x
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sed 's,ACTIVEMQ_USER=.*$,ACTIVEMQ_USER=$USER,' > $CONFIG
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${SCRIPT} kill >/dev/null 2>&1
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sleep 2
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assert ${STRATEGY} successful "${SCRIPT} stop"
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assert ${STRATEGY} failed "${SCRIPT}"
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assert ${STRATEGY} failed "${SCRIPT} status"
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@ -136,7 +136,7 @@ assert ${STRATEGY} successful "${SCRIPT} dstat --jmxurl service:jmx:rmi:///jndi/
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assert ${STRATEGY} successful "${SCRIPT} query 2>&1|grep -q 'Activemq is not running.'"
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assert ${STRATEGY} successful "${SCRIPT} query --jmxurl service:jmx:rmi:///jndi/rmi://127.0.0.1:11098/jmxrmi --jmxuser controlRole --jmxpassword abcd1234 2>&1|grep -q 'java.net.ConnectException'"
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assert ${STRATEGY} successful "${SCRIPT} restart"
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assert ${STRATEGY} failed "${SCRIPT} stop"
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assert ${STRATEGY} successful "${SCRIPT} stop"
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# ActiveMQ is started
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assert ${STRATEGY} successful "${SCRIPT} start"
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