springboot啟動指令碼start.sh和停止指令碼 stop.sh的詳細教程
阿新 • • 發佈:2020-08-24
我們在專案中都會遇到專案打包,可以通過assembly對我們的專案進行打包。
針對打包構建jar包,本文不再敘述。具體可以參考maven外掛assembly使用及springboot啟動指令碼start.sh和停止指令碼 stop.sh
這裡面已經有一個springboot 的啟動指令碼了,本文之所以還要寫,是因為之前的指令碼存在一個問題。關閉指令碼的時候是通過kill -9 命令進行的,但其實我們專案中可能很多時候不能強制關閉的,在關閉之前需要做一些事情。比如將記憶體資料存到磁碟,dubbo清空zookeeper裡面的固定節點 等等。
這裡將啟動指令碼環境變數抽出來作為一個檔案來使用:
setenv.sh
#!/usr/bin/env bash PIDFILE=server.pid if [ "$JAVA_HOME" != "" ]; then JAVA="$JAVA_HOME/bin/java" else JAVA=java fi JAVA_OPTS="-server -Xms32m -Xmx32m -Xmn24m -Xss256K -XX:MetaspaceSize=10m -DHADOOP_USER_NAME=root -XX:SurvivorRatio=4 -XX:+UseConcMarkSweepGC \ -XX:+UseCMSCompactAtFullCollection -XX:CMSFullGCsBeforeCompaction=10 \ -XX:CMSInitiatingOccupancyFraction=60 -XX:+AggressiveOpts \ -XX:+UseFastAccessorMethods \ -XX:+HeapDumpOnOutOfMemoryError \ -XX:HeapDumpPath=$base_dir/dump.dump -XX:+PrintGCDateStamps -XX:+PrintGCDetails \ -Xloggc:$base_dir/gc.log"
start.sh 啟動指令碼:
#!/usr/bin/env bash #source $(dirname $0)/../../env.sh SERVERJAR="database-project-0.0.1-SNAPSHOT.jar" base_dir=$(dirname $0) cd .. if [ -r "$base_dir/setenv.sh" ]; then . "$base_dir/setenv.sh" fi PID=$(ps -ef | grep "$SERVERJAR" | grep -v grep | awk '{ print $2}') if [ -z "$PID" ]; then echo "Application has already stopped." else echo "kill $PID" kill $PID && echo "Send stopping signal to server successful." #wait server stop LOOPS=0 while(true) do PID=$(ps -ef | grep "$SERVERJAR" | grep -v grep | awk '{print $2}') if [ -z "$PID" ]; then echo "Stop server successful! Cost $LOOPS seconds." break; fi #judge time out if [ "$LOOPS" -gt 180 ]; then echo "$Stop server cost time over 180 seconds. Now force stop it." kill -9 $PID && echo "Force stop successful." break; else echo "Cost $LOOPS seconds." fi let LOOPS=LOOPS+1 sleep 1 done fi echo `pwd` echo $SERVERJAR echo $JAVA echo $JAVA_OPTS echo $JAVA_DEBUG_OPT nohup $JAVA $JAVA_OPTS -jar $base_dir/../lib/$SERVERJAR > $base_dir/nohup.out 2>&1 < /dev/null & if [ $? -eq 0 ]; then echo -n $! > "$PIDFILE" if [ $? -eq 0 ]; then sleep 1 echo "STARTED" else echo "FAILED TO WRITE PID" exit 1 fi else echo "SERVER DID NOT START" exit 1 fi
stop.sh 指令碼
#!/usr/bin/env bash #source $(dirname $0)/../../env.sh SERVERJAR="database-project-0.0.1-SNAPSHOT.jar" base_dir=$(dirname $0) cd .. if [ -r "$base_dir/setenv.sh" ]; then echo -e "come get data start" . "$base_dir/setenv.sh" echo -e "come get data end " fi PID=$(ps -ef | grep "$SERVERJAR" | grep -v grep | awk '{ print $2}') if [ -z "$PID" ]; then echo "Application has already stopped." else echo "kill $PID" kill $PID && echo "Send stopping signal to server successful." #wait server stop LOOPS=0 while(true) do PID=$(ps -ef | grep "$SERVERJAR" | grep -v grep | awk '{print $2}') if [ -z "$PID" ]; then echo "Stop server successful! Cost $LOOPS seconds." break; fi #judge time out if [ "$LOOPS" -gt 180 ]; then echo "$Stop server cost time over 180 seconds. Now force stop it." kill -9 $PID && echo "Force stop successful." break; else echo "Cost $LOOPS seconds." fi let LOOPS=LOOPS+1 sleep 1 done fi
總結
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