一 代码上线脚本

1.1 项目路径

[root@app-01 ~]# tree -d -L 3 /data/apps/project/
/data/apps/project/
├── apps
│   └── mini-games
│       └── public_v1.0.0
└── mini-games -> /data/apps/project/apps/mini-games/public_v1.0.0

1.2 脚本实例

#!/bin/bash
#Author 1304995320@qq.com

project_version=$2
project_name=$3
project_link_path=/data/apps/project
project_path=${project_link_path}/apps
jenkins_project_path=/data/jenkins/jenkins_task/${project_name}
build_name=public

list_ip=(172.16.1.43 172.16.1.205)


#build代码
function build() {
    cd ${jenkins_project_path}
    git clone git@gitlab.example.com:project/mini-games.git
    git checkout ${project_version}
    npm install --unsafe-perm
    npm run build
}

# 拷贝文件
function scp_tarfile() {
        for node in ${list_ip[@]};do
                #判断目录是否存在，不存在创建
                ssh  root@${node} "[ ! -d ${project_path}/${project_name} ] && mkdir -pv ${project_path}/${project_name}"
                #sync更新包
                rsync -azP  -e 'ssh ' ${jenkins_project_path}/${build_name}/  root@${node}:${project_path}/${project_name}/${build_name}_$project_version
                #更新软连接
                ssh  root@${node}  "ln -svfn ${project_path}/${project_name}/${build_name}_$project_version ${project_link_path}/${project_name}"
                echo "${node}节点版本更新成功"
        done
}

# 删除节点历史更新包
function delete_history_version() {
        for node in "${list_ip[@]}";do
                version_numbers=`ssh  root@${node} "ls -ldrt  ${project_path}/${project_name}/* | wc -l"`
                echo " ${node}节点历史更新包版本有${version_numbers} 个"
                if [ ${version_numbers} -gt 5 ];then
                        echo "即将在${node}节点删除历史更新包 "
                        version_name=`ssh  root@${node} "ls -ldrt  ${project_path}/${project_name}/* |head -n 1 | awk '{print $9}'"`
                        ssh  root@${node} "rm -rf ${version_name}"
                        echo "${node}删除历史版本${version_name} 成功"
                fi
        done
}

# 版本回滚
function rollback_last_version() {
        for node in "${list_ip[@]}";do
                echo "当前节点${node}"
                now_version=`ssh  root@${node} ""ls -ldrt  ${project_link_path}/${project_name} | awk -F"->" '{print $2}'""`
                now_version=`basename ${now_version}`
                echo "${node}当前的版本是----> ${now_version}"
                rollback_version=`ssh  root@${node} ""ls -ldrt  ${project_path}/${project_name}* | grep -B1 ${now_version} | head -n1 | awk '{print $9}'""`
                echo ${rollback_version}
                ssh  root@${node}  "ln -svfn ${rollback_version} ${project_link_path}/${project_name}"
        done
}

# 站点更新测试
#function web_test() {}

# 禁用负载均衡
#function delect_node_lvs() {}

# 开启负载均衡
#function add_node_lvs() {}

main() {
        case $1 in
                Deploy)
                        build
                        scp_tarfile
                        delete_history_version
                ;;
                Rollback)
                        rollback_last_version
                ;;
        esac
}

main $1