22.dubbo脚本之start.sh

Posted 2020-08-02

#!/bin/bash

cd `dirname $0`

BIN_DIR=`pwd`

cd ..

DEPLOY_DIR=`pwd`

CONF_DIR=$DEPLOY_DIR/conf

SERVER_NAME=`sed ‘/dubbo.application.name/!d;s/.*=//‘ conf/dubbo.properties | tr -d ‘\r‘`

SERVER_PROTOCOL=`sed ‘/dubbo.protocol.name/!d;s/.*=//‘ conf/dubbo.properties | tr -d ‘\r‘`

SERVER_PORT=`sed ‘/dubbo.protocol.port/!d;s/.*=//‘ conf/dubbo.properties | tr -d ‘\r‘`

LOGS_FILE=`sed ‘/dubbo.log4j.file/!d;s/.*=//‘ conf/dubbo.properties | tr -d ‘\r‘`

if [ -z "$SERVER_NAME" ]; then

    SERVER_NAME=`hostname`

fi

PIDS=`ps -f | grep java | grep "$CONF_DIR" |awk ‘{print $2}‘`

if [ -n "$PIDS" ]; then

    echo "ERROR: The $SERVER_NAME already started!"

    echo "PID: $PIDS"

    exit 1

fi

if [ -n "$SERVER_PORT" ]; then

    SERVER_PORT_COUNT=`netstat -tln | grep $SERVER_PORT | wc -l`

    if [ $SERVER_PORT_COUNT -gt 0 ]; then

        echo "ERROR: The $SERVER_NAME port $SERVER_PORT already used!"

        exit 1

    fi

fi

LOGS_DIR=""

if [ -n "$LOGS_FILE" ]; then

    LOGS_DIR=`dirname $LOGS_FILE`

else

    LOGS_DIR=$DEPLOY_DIR/logs

fi

if [ ! -d $LOGS_DIR ]; then

    mkdir $LOGS_DIR

fi

STDOUT_FILE=$LOGS_DIR/stdout.log

LIB_DIR=$DEPLOY_DIR/lib

LIB_JARS=`ls $LIB_DIR|grep .jar|awk ‘{print "‘$LIB_DIR‘/"$0}‘|tr "\n" ":"`

JAVA_OPTS=" -Djava.awt.headless=true -Djava.net.preferIPv4Stack=true "

JAVA_DEBUG_OPTS=""

if [ "$1" = "debug" ]; then

    JAVA_DEBUG_OPTS=" -Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,address=8000,server=y,suspend=n "

fi

JAVA_JMX_OPTS=""

if [ "$1" = "jmx" ]; then

    JAVA_JMX_OPTS=" -Dcom.sun.management.jmxremote.port=1099 -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false "

fi

JAVA_MEM_OPTS=""

BITS=`java -version 2>&1 | grep -i 64-bit`

if [ -n "$BITS" ]; then

    JAVA_MEM_OPTS=" -server -Xmx2g -Xms2g -Xmn256m -XX:PermSize=128m -Xss256k -XX:+DisableExplicitGC -XX:+UseConcMarkSweepGC -XX:+CMSParallelRemarkEnabled -XX:+UseCMSCompactAtFullCollection -XX:LargePageSizeInBytes=128m -XX:+UseFastAccessorMethods -XX:+UseCMSInitiatingOccupancyOnly -XX:CMSInitiatingOccupancyFraction=70 "

else

    JAVA_MEM_OPTS=" -server -Xms1g -Xmx1g -XX:PermSize=128m -XX:SurvivorRatio=2 -XX:+UseParallelGC "

fi

echo -e "Starting the $SERVER_NAME ...\c"

nohup java $JAVA_OPTS $JAVA_MEM_OPTS $JAVA_DEBUG_OPTS $JAVA_JMX_OPTS -classpath $CONF_DIR:$LIB_JARS com.alibaba.dubbo.container.Main > $STDOUT_FILE 2>&1 &

COUNT=0

while [ $COUNT -lt 1 ]; do    

    echo -e ".\c"

    sleep 1 

    if [ -n "$SERVER_PORT" ]; then

        if [ "$SERVER_PROTOCOL" == "dubbo" ]; then

       COUNT=`echo status | nc -i 1 127.0.0.1 $SERVER_PORT | grep -c OK`

        else

            COUNT=`netstat -an | grep $SERVER_PORT | wc -l`

        fi

    else

    COUNT=`ps -f | grep java | grep "$DEPLOY_DIR" | awk ‘{print $2}‘ | wc -l`

    fi

    if [ $COUNT -gt 0 ]; then

        break

    fi

done

echo "OK!"

PIDS=`ps -f | grep java | grep "$DEPLOY_DIR" | awk ‘{print $2}‘`

echo "PID: $PIDS"

echo "STDOUT: $STDOUT_FILE"

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