Shell -- 通过AWS cli 和 targets_group 做流量切换部署脚本(长连接服务)

#!/bin/bash

who am i
# 部署jar包通过cli的形式
set -x

#获取线上服务端口
PORT=$2

 15 
# 负载均衡目标组ID:register-targets
targets_arn="arn:aws:xxxxxxxx/elbwan-prod-mqtt-001/75dd805801b1fdce"

# 获取要部署的主机IP
#HOST_LIST=($(echo $HOST))

#项目名
REMOTE_PROJECT=$1

#远程JAR包存放目录
REMOTE_JARDIR=/apps/project/${REMOTE_PROJECT}


#远程执行用户
REMOTEUSER='co_dev'

# 服务器列表新增服务器都在这里面添加，因为aws ELB network loadbalance 的目标群组是instance的形式，不能通过IP的形式挂载/摘取机器所以自己建立了对应关系表
list[1]="prod1,i-0dae45bcc2d4f77ad,10.78.5.55"
list[2]="prod2,i-05c517e7856ef6f76,10.78.7.172"


# 查看要部署的机器
echo ${list[@]} 

# 函数获取进程pid
jarpid () {
  JAR_pid=`ssh ${REMOTEUSER}@${IP} ps -ef | grep "${REMOTE_JARDIR}/${REMOTE_PROJECT}.jar" | grep -v "grep"|awk '{print $2}'`
  if [ -z "$JAR_pid" ] ; then break ;fi
}
  ENV=`echo "$name"| awk -F ',' '{print $1}'`
  ID=`echo "$name"| awk -F ',' '{print $2}'`
  IP=`echo "$name"| awk -F ',' '{print $3}'`

  # 获取编译后的包名
  PACKAGE=`find ./ -name ${REMOTE_PROJECT}.jar`

  # 从ELB找出负载均衡机器
  /root/.local/bin/aws elbv2 deregister-targets --target-group-arn  $targets_arn --targets Id=$ID
  if [ $? -eq 0 ];then
        i=1
        while [[ $i < 5 ]]
        do
        jarpid
        if [[ $i -eq 4 ]];then
                ssh ${REMOTEUSER}@${IP}  "kill -9 $JAR_pid"
                break
        fi

        ssh ${REMOTEUSER}@${IP}  "kill -15 $JAR_pid"
        jarpid
        sleep 10
        let i++
        done
  else
        echo  “ELB 摘除机器失败，请检查”
        exit 4
  fi


        # 远程主机备份.jar 包跟新新版本.jar包并启动
        scp $PACKAGE ${REMOTEUSER}@${IP}:$REMOTE_JARDIR/${REMOTE_PROJECT}.jar
        if [ $? -eq 0 ];then
                jar_number=`ssh ${REMOTEUSER}@${IP}  find /apps/project/${REMOTE_PROJECT} -name ${REMOTE_PROJECT}.jar | wc -l`
                if [ $jar_number -ge 1 ];then
                        echo "${REMOTE_PROJECT}.jar 版本包已经cp 到${REMOTE_PROJECT}/bin 目录下,可以正常器启动${REMOTE_PROJECT}项目"
                else
                        echo "${REMOTE_PROJECT}.jar No such file or directory 可能maven编译失败,请检查"
                        exit 2
                fi
        else
                echo "${REMOTE_PROJECT}.jar   No such file or directory 远程更新jar 失败"
    exit 1
        fi


        # 启动jar 服务并检查端口
        sleep 2
        echo ".......................................开始启动$REMOTE_PROJECT 服务"
        ssh ${REMOTEUSER}@${IP} "nohup /apps/sofe/jdk1.8.0_131/bin/java -jar -Xms13g -Xmx13g -Xss512k -XX:MetaspaceSize=512m -XX:MaxMetaspaceSize=512m -XX:NewSize=11g -XX:MaxNewSize=11g -XX:SurvivorRatio=18 -XX:MaxDirectMemorySize=2g -XX:+UseParNewGC -XX:ParallelGCThreads=4 -XX:MaxTenuringThreshold=15 -XX:+UseConcMarkSweepGC -XX:+UseCMSInitiatingOccupancyOnly -XX:+ScavengeBeforeFullGC -XX:+CMSScavengeBeforeRemark -XX:+CMSParallelRemarkEnabled -XX:CMSInitiatingOccupancyFraction=70 -XX:-CMSClassUnloadingEnabled -XX:SoftRefLRUPolicyMSPerMB=0 -XX:-ReduceInitialCardMarks -XX:+ExplicitGCInvokesConcurrentAndUnloadsClasses -XX:+PrintGCDetails -XX:+PrintGCTimeStamps -XX:+PrintGCDateStamps -XX:-HeapDumpOnOutOfMemoryError -XX:HeapDumpPath=/apps/logs/grab_cycle_mqttserver/HeapDumpOnOutOfMemoryError -Dio.netty.allocator.type=pooled -Dspring.profiles.active="$ENV" ${REMOTE_JARDIR}/${REMOTE_PROJECT}.jar  >>/apps/project/${REMOTE_PROJECT}/${REMOTE_PROJECT}.log 2>&1 &"
        sleep 10
        java_pid=`ssh $REMOTEUSER@$IP ps -ef | grep "${REMOTE_JARDIR}/$REMOTE_PROJECT" | egrep -v "grep"|wc -l`
        if [[  $java_pid -ge 1 ]];then
                        echo "${REMOTE_PROJECT} startup is successful"
                else
                        echo "${REMOTE_PROJECT}  startup is filed"
                        exit 3
        fi

 # 从负载均衡器注册目标主机
 /root/.local/bin/aws elbv2 register-targets --target-group-arn  $targets_arn --targets Id=$ID
 if [ $? -eq 0 ];then
      echo "${IP} 服务器 ${REMOTE_PROJECT} 项目部署完毕.等待4分钟注册操作下一台机器..................................."
      echo -e "


"
      sleep 180
 else
      echo "${IP} 主机注册负载均衡失败"
      exit 5
 fi

done