Jenkinsfile

Jenkins控制台脚本

#!/bin/bash
#author:zhangyingguang
#time:2020-03
#项目上线    负载均衡在思图智能上，所有负载均衡脚本不同 ！！！
source /etc/profile
# projectName 是code目录名字，自定义
projectName=vwdata-web
#packageName 是打包后的名字，自定义
packageName=trutheye-fe
#远程服务器的名字，自定义
remoteServerName=vwdata_01
#负载均衡配置，自定义
LoadBalancerId=lb-uf6vdl3jk
serverId_01=i-uf66fpq1
serverId_02=i-uf66k8r0
status=$Status
branch=$BRANCH
codeDir=/root/code/$projectName
backDir=$codeDir/back_up
#远程服务器项目目录
remoteProjectDir=/usr/local/seektruth/web-static/vwdata-static
echo $status $branch $projectName $codeDir $backDir
#切换负载均衡
SlbOverturn()
{
  if [ $# -eq 3 ]
  then
      echo "------------ 切换负载均衡为0      ---------------"
      result=$(python /root/code/aliyun-slb-zhineng.py $1 $2 $3)
      if [ $result = "success" ]
      then
            echo " -------------------- 切换负载均衡 $2 的权重为 $3  成功 ！  -------------------"
      else
            echo $result
            exit 88
      fi
  else
      echo "not enough parameters"
      exit 88
  fi
}
BUILD_CODE(){
   cd $codeDir
   cnpm install && npm run build:prod
   #mvn clean install -Dmaven.test.skip=true
   [ $? -ne 0 ] && echo -e '\033[31m[ error ] Failed to build the code\033[0m' && exit 1
   echo "---------------- BUILD_CODE  success! ---------" 
}
BackupAndPackage(){
   cd $codeDir
   [ ! -d $backDir ] && mkdir -p $backDir
   #备份
   [ -f $backDir/${packageName}.gz ] && cp -f $backDir/${packageName}.gz $backDir/${packageName}_last.gz
   #打包
   tar -zcf $backDir/${packageName}.gz ${packageName}/
   echo "------------------- backup and package done ----------------------"
}
# Ansible推送脚本
TransforAndDeploy(){
    ansible $remoteServerName -m ping
    ansible-playbook /root/code/deploy-web.yml -e host=$remoteServerName -e backDir=${backDir} -e packageName=${packageName} -e webDir=${remoteProjectDir}
    [ $? -ne 0 ] && echo -e '\033[31m[ error ] Failed to ansible deploy  the code\033[0m' && exit 88
    echo "------------------------------------------ Transfor And Deploy  done   ----------------------------------------------------------"
}
deploy()
{
   #firstly 切换负载均衡为 0，并睡5分钟
   SlbOverturn $LoadBalancerId $serverId_01 0 && sleep 300
   #secondly 上线
   echo "-------------------------------------------------  正在上线 -------------------------------------------------------------------"
   cd $codeDir
   echo "---------------- BUILD_CODE ---------"
   BUILD_CODE
   echo "------------- backup and package-------------------------------"
   BackupAndPackage
   echo "------------- transfor And Deploy ----------------------------------- "
   TransforAndDeploy
   sleep 20
   #finally 切换负载均衡为 已上线的改为100，未上线的改为0
   SlbOverturn $LoadBalancerId $serverId_01 100 && sleep 30
   #SlbOverturn $LoadBalancerId $serverId_02 0 && sleep 5
   echo "------------------------- 上线成功 ----------------------------------------------"
}
rollback(){
   #firstly 切换负载均衡为 0，并10秒钟
   SlbOverturn $LoadBalancerId $serverId_01 0 && sleep 300
   echo "---------------------------------------------  正在回滚    ------------------------------------------------------------- "
   [ ! -d $backDir ] && mkdir -p $backDir
   cp -f $backDir/${packageName}_last.gz $backDir/${packageName}.gz
   echo "------------- transfor And Deploy ----------------------------------- "
   TransforAndDeploy
   #finally 切换负载均衡为 100
   SlbOverturn $LoadBalancerId $serverId_01 100 && sleep 10
   echo "------------------------- 回滚成功 ----------------------------------------------"
}
case "$status" in
   'Deploy')
        deploy
        ;;
   'RollBACK')
        rollback
        ;;
   *)
        echo "Usage: $0 {Deploy | RollBACK}"
        exit 1
esac
exit 0

deploy-web.yml（代码推送）

- hosts: "{{ host }}"
  remote_user: root
  tasks:
  - name: rm project
    file: path={{ webDir }}/{{ packageName }} state=absent
  - name: pause
    pause: seconds=20
  - name: upload and untar gz
    unarchive: src={{ backDir}}/{{ packageName }}.gz dest={{ webDir }}/ remote_src=no
    notify:
    - nginx reload
  handlers:
  - name: nginx stop
    service: name=nginx state=stopped
  - name: nginx start
    service: name=nginx state=started
  - name: nginx reload
    systemd: name=nginx state=reloaded
  - name: pause
    pause: seconds=20

aliyun-slb-zhineng.py（作用就是切负载均衡）

#!/root/anaconda3/bin/python
# -*- coding: UTF-8 -*-
# pip install aliyun-python-sdk-core-v3,aliyun-python-sdk-slb
import sys
from aliyunsdkcore.client import AcsClient
from aliyunsdkcore.acs_exception.exceptions import ClientException
from aliyunsdkcore.acs_exception.exceptions import ServerException
from aliyunsdkslb.request.v20140515.SetBackendServersRequest import SetBackendServersRequest
#获取参数变量
if len(sys.argv) == 4:
    LoadBalancerId = sys.argv[1]
    ServerId = sys.argv[2]
    Weight = sys.argv[3]
    try:
        Weight = int(Weight)
        client = AcsClient('LTAIrsTqz', 'Xay7zigjMNbHc', 'cn-beijing')
        request = SetBackendServersRequest()
        request.set_accept_format('json')
        request.set_BackendServers([{"ServerId": ServerId, "Weight": Weight}])
        request.set_LoadBalancerId(LoadBalancerId)
        response = client.do_action_with_exception(request)
        print("success")
    except Exception as e:
        print(e)
else:
    print("not enough parameters")