#這個要有不能再多了
#!/bin/bash
#進入腳本所在的目錄
cd `dirname $0`
#爲BIN_DIR賦值爲當前路徑
BIN_DIR=`pwd`
#退到上一級目錄
cd ..
#爲DEPLOY_DIR賦值當前路徑,也就是部署的包所在目錄,官方建議的項目部署規範參照官網
DEPLOY_DIR=`pwd`
#爲CONF_DIR賦值
CONF_DIR=$DEPLOY_DIR/conf
#取配置文件dubbo.properties中dubbo.application.name配置的值並賦值給SERVER_NAME
SERVER_NAME=`sed '/dubbo.application.name/!d;s/.*=//' conf/dubbo.properties | tr -d '\r'`
#取配置文件dubbo.properties中dubbo.protocol.name配置的值並賦給SERVER_PROTOCOL
SERVER_PROTOCOL=`sed '/dubbo.protocol.name/!d;s/.*=//' conf/dubbo.properties | tr -d '\r'`
#取配置文件dubbo.properties中dubbo.protocol.port配置的值並賦給SERVER_PORT
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'`
#檢驗SERVER_NAME是否有值,長度爲0時爲真
if [ -z "$SERVER_NAME" ]; then
#如果SERVER_NAME長度爲0,則重新設置爲主機名
SERVER_NAME=`hostname`
fi
#獲取當前項目在運行的進程號
PIDS=`ps -f | grep java | grep "$CONF_DIR" |awk '{print $2}'`
#如果有進程在運行
if [ -n "$PIDS" ]; then
#打印錯誤信息
echo "ERROR: The $SERVER_NAME already started!"
echo "PID: $PIDS"
exit 1
fi
#如果SERVER_PORT有值
if [ -n "$SERVER_PORT" ]; then
#獲取此端口號在運行的數量ps:這種說法挺扯淡,其實就是有沒有
SERVER_PORT_COUNT=`netstat -tln | grep $SERVER_PORT | wc -l`
#判斷有沒有
if [ $SERVER_PORT_COUNT -gt 0 ]; then
#輸出錯誤日誌
echo "ERROR: The $SERVER_NAME port $SERVER_PORT already used!"
exit 1
fi
fi
#爲日誌目錄賦值
LOGS_DIR=""
if [ -n "$LOGS_FILE" ]; then
LOGS_DIR=`dirname $LOGS_FILE`
else
LOGS_DIR=$DEPLOY_DIR/logs
fi
#如果日誌目錄不存在則創建
if [ ! -d $LOGS_DIR ]; then
mkdir $LOGS_DIR
fi
#輸出日誌文件
STDOUT_FILE=$LOGS_DIR/stdout.log
#部署項目的lib目錄
LIB_DIR=$DEPLOY_DIR/lib
#部署項目的JARS
LIB_JARS=`ls $LIB_DIR|grep .jar|awk '{print "'$LIB_DIR'/"$0}'|tr "\n" ":"`
#運行jar所需的參數配置信息
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 [ "$1" = "jmx" ]; then
JAVA_JMX_OPTS=" -Dcom.sun.management.jmxremote.port=1099 -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false "
fi
JAVA_MEM_OPTS=""
BITS=`java -version 2>&1 | grep -i 64-bit`
#根據機器多少位系統確定部署參數
if [ -n "$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"
#後臺運行JAR
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 &
#COUNTWhile確定項目是否啓動成功
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"