项目案例之Pipeline流水线及流水线发布PHP项目(二)

链接:https://pan.baidu.com/s/1NZZbocZuNwtQS0eGkkglXQ

提取码:z7gj

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4.Jenkins的Pipeline流水线

主机名 IP地址 备注
Git 192.168.200.61 Git服务器
Jenkins 192.168.200.62 Jenkins服务器
[root@Git ~]# cat /etc/redhat-release
CentOS Linux release 7.5.1804 (Core)
[root@Git ~]# uname -r
3.10.0-862.3.3.el7.x86_64
[root@Git ~]# systemctl stop firewalld
[root@Git ~]# systemctl disable firewalld
[root@Git ~]# systemctl stop NetworkManager
[root@Git ~]# systemctl disable NetworkManager

4.1 创建一个基于Pipeline流水线的项目

4.2 添加项目Git参数化构建

4.3 Pipeline脚本语法架构介绍

#Pipeline脚本语法架构
node ('slave节点名') { #被操控的节点服务器
def 变量 #def可以进行变量声明
stage('阶段名A'){ #流水线阶段一
执行步骤A
执行步骤B
执行步骤C
}
stage('阶段名B'){ #流水线阶段二
执行步骤A
执行步骤B
执行步骤C
}
stage('阶段名C'){ #流水线阶段三
执行步骤A
执行步骤B
执行步骤C
}
}

#流水线模板脚本
node {
def mvnHome
stage('Preparation') { // for display purposes
// Get some code from a GitHub repository
git 'https://github.com/jglick/simple-maven-project-with-tests.git'
// Get the Maven tool.
// ** NOTE: This 'M3' Maven tool must be configured
// ** in the global configuration.
mvnHome = tool 'M3'
}
stage('Build') {
// Run the maven build
if (isUnix()) {
sh "'${mvnHome}/bin/mvn' -Dmaven.test.failure.ignore clean package"
} else {
bat(/"${mvnHome}\bin\mvn" -Dmaven.test.failure.ignore clean package/)
}
}
stage('Results') {
junit '**/target/surefire-reports/TEST-*.xml'
archive 'target/*.jar'
}
}

4.4利用Pipeline Syntax,编写Pipeline Script并构建

(1)进入Pipeline Syntax

(2)通过脚本代码生成器,生成Pipeline脚本代码

(3)将生成的代码复制到流水线脚本相应步骤的stage函数里

(4)开始构建Pipeline项目

4.5 从远程仓库下载Pipeline Script,并构建

(1)在Git服务器上创建一个存放Pipeline脚本的仓库

[root@Git ~]# su - git
上一次登录:二 10月 23 18:59:42 CST 2018pts/0 上
[git@Git ~]$ cd /home/git/repos/
[git@Git repos]$ ls
app.git
[git@Git repos]$ mkdir jenkinsfile #创建存放Pipeline脚本的仓库
[git@Git repos]$ cd jenkinsfile/
[git@Git jenkinsfile]$ git --bare init #初始化仓库
初始化空的 Git 版本库于 /home/git/repos/jenkinsfile/

(2)在jenkins服务器上,往远程仓库提交一个Pipeline脚本。

[root@Jenkins ~]# mkdir /test
[root@Jenkins ~]# cd /test/
[root@Jenkins test]# git clone git@192.168.200.61:/home/git/repos/jenkinsfile
正克隆到 'jenkinsfile'...
warning: 您似乎克隆了一个空版本库。
[root@Jenkins test]# ls
jenkinsfile [root@Jenkins test]# cd jenkinsfile/
[root@Jenkins jenkinsfile]# mkdir itemA
[root@Jenkins jenkinsfile]# vim itemA/jenkinsfile
[root@Jenkins jenkinsfile]# cat itemA/jenkinsfile
node {
def mvnHome
stage('Preparation') {
checkout([$class: 'GitSCM', branches: [[name: '${branch}']],
doGenerateSubmoduleConfigurations: false, extensions: [],
submoduleCfg: [], userRemoteConfigs: [[credentialsId: 'f58165e3-e5a7-408a-a57d-a4b643b14308',
url: 'git@192.168.200.61:/home/git/repos/app.git']]])
}
stage('maven Build') {
echo "maven build..."
}
stage('deploy') {
echo "deploy..."
}
stage('test') {
echo "test..."
}
}
#将脚本推送到远程仓库的master分支
[root@Jenkins jenkinsfile]# git add *
[root@Jenkins jenkinsfile]# git commit -m "第一次提交"
[master(根提交) 10fb59e] 第一次提交
1 file changed, 18 insertions(+)
create mode 100644 itemA/jenkinsfile [root@Jenkins jenkinsfile]# git push -u origin master
Counting objects: 4, done.
Compressing objects: 100% (2/2), done.
Writing objects: 100% (4/4), 563 bytes | 0 bytes/s, done.
Total 4 (delta 0), reused 0 (delta 0)
To git@192.168.200.61:/home/git/repos/jenkinsfile
* [new branch] master -> master
分支 master 设置为跟踪来自 origin 的远程分支 master。

(3)利用远程仓库里的Pipeline脚本,进行流水线的构建

5. 项目案例一:Jenkins+Pipeline+Git+PHP博客项目流水线自动发布

主机名 IP地址 备注
Git 192.168.200.61 Git服务器
Jenkins 192.168.200.62 Jenkins服务器
Web01 192.168.200.64 Web服务器
#所有服务器进行如下操作
[root@Git ~]# cat /etc/redhat-release
CentOS Linux release 7.5.1804 (Core)
[root@Git ~]# uname -r
3.10.0-862.3.3.el7.x86_64
[root@Git ~]# systemctl stop firewalld
[root@Git ~]# systemctl disable firewalld
[root@Git ~]# systemctl stop NetworkManager
[root@Git ~]# systemctl disable NetworkManager

5.1 创建一个Pipeline流水线项目并进行参数化构建

由于我们仍旧打算将pipeline脚本放在远程Git仓库里,因此我们需要从远程Git仓库拉取Pipeline脚本,所以,参数化构建不支持Git的参数化。我们只能使用字符结构的参数化构建。

5.2 下载用于自动化发布的PHP源码wordpress源码包,并上传远程git仓库

#在Git服务器上创建用于存放源码的Git仓库
[root@Git ~]# hostname -I
192.168.200.61
[root@Git ~]# cd /home/git/repos/
[root@Git repos]# ls
app.git jenkinsfile
[root@Git repos]# mkdir wordpress
[root@Git repos]# cd wordpress/
[root@Git wordpress]# git --bare init
初始化空的 Git 版本库于 /home/git/repos/wordpress/ [root@Git wordpress]# cd ..
[root@Git repos]# ll -d wordpress
drwxr-xr-x 7 root root 119 10月 23 20:12 wordpress
[root@Git repos]# chown -R git.git wordpress
[root@Git repos]# ll -d wordpress
drwxr-xr-x 7 git git 119 10月 23 20:12 wordpress
#在jenkins服务器上,克隆创建好的远程Git仓库
[root@Jenkins ~]# mkdir /php-app
[root@Jenkins ~]# cd /php-app
[root@Jenkins php-app]# git clone git@192.168.200.61:/home/git/repos/wordpress
正克隆到 'wordpress'...
warning: 您似乎克隆了一个空版本库。
[root@Jenkins php-app]# ls
wordpress
[root@Jenkins php-app]# cd wordpress/
[root@Jenkins wordpress]# ls
[root@Jenkins wordpress]# #下载wordpres源代码
[root@Jenkins wordpress]# wget https://cn.wordpress.org/wordpress-4.9.4-zh_CN.tar.gz
[root@Jenkins wordpress]# ls
wordpress-4.9.4-zh_CN.tar.gz
[root@Jenkins wordpress]# tar xf wordpress-4.9.4-zh_CN.tar.gz
[root@Jenkins wordpress]# ls
wordpress wordpress-4.9.4-zh_CN.tar.gz
[root@Jenkins wordpress]# mv wordpress-4.9.4-zh_CN.tar.gz /tmp/
[root@Jenkins wordpress]# ls
wordpress
[root@Jenkins wordpress]# mv wordpress/* .
[root@Jenkins wordpress]# ls
index.php wp-activate.php wp-config-sample.php wp-links-opml.php wp-settings.php
license.txt wp-admin wp-content wp-load.php wp-signup.php
readme.html wp-blog-header.php wp-cron.php wp-login.php wp-trackback.php
wordpress wp-comments-post.php wp-includes wp-mail.php xmlrpc.php
[root@Jenkins wordpress]# rm -rf wordpress/
#在jenkins上提交代码到远程Git仓库
[root@Jenkins wordpress]# git add *
[root@Jenkins wordpress]# git commit -m "第一次提交"
[root@Jenkins wordpress]# git push -u origin master
Counting objects: 1660, done.
Compressing objects: 100% (1635/1635), done.
Writing objects: 100% (1660/1660), 8.86 MiB | 4.73 MiB/s, done.
Total 1660 (delta 173), reused 0 (delta 0)
To git@192.168.200.61:/home/git/repos/wordpress
* [new branch] master -> master
分支 master 设置为跟踪来自 origin 的远程分支 master。

5.3 设置分布式构建的slave管理节点

我们计划利用分布式构建的方式,启动pipeline的流水线项目发布

slave管理节点就设置为需要用于发布项目的Web服务器

5.3.1 添加用于连接slave代理节点的SSH证书

5.3.2 添加并设置slave管理从节点

5.3.3 slave从节点安装java环境,并启动jenkins的slave管理节点

#解压安装jdk
[root@Web01 ~]# ls
anaconda-ks.cfg jdk-8u171-linux-x64.tar.gz
[root@Web01 ~]# tar xf jdk-8u171-linux-x64.tar.gz -C /usr/local
[root@Web01 ~]# cd /usr/local/
[root@Web01 local]# mv jdk1.8.0_171 jdk
[root@Web01 local]# /usr/local/jdk/bin/java -version
java version "1.8.0_171"
Java(TM) SE Runtime Environment (build 1.8.0_171-b11)
Java HotSpot(TM) 64-Bit Server VM (build 25.171-b11, mixed mode)
#配置java环境
[root@Web01 ~]# sed -i.org '$a export JAVA_HOME=/usr/local/jdk/' /etc/profile
[root@Web01 ~]# sed -i.org '$a export PATH=$PATH:$JAVA_HOME/bin' /etc/profile
[root@Web01 ~]# sed -i.org '$a export CLASSPATH=.$CLASSPATH:$JAVA_HOME/lib:$JAVA_HOME/lib/tools.jar' /etc/profile
[root@Web01 ~]# tail -3 /etc/profile
export JAVA_HOME=/usr/local/jdk/
export PATH=$PATH:$JAVA_HOME/bin
export CLASSPATH=.$CLASSPATH:$JAVA_HOME/lib:$JAVA_HOME/lib/tools.jar
[root@Web01 ~]# source /etc/profile
[root@Web01 ~]# java -version
java version "1.8.0_171"
Java(TM) SE Runtime Environment (build 1.8.0_171-b11)
Java HotSpot(TM) 64-Bit Server VM (build 25.171-b11, mixed mode)

5.4 Web服务器安装LNMP环境,并手动拉取代码模拟访问

[root@Web01 ~]# yum -y install epel-release nginx php-fpm php-mysql
[root@Web01 ~]# rpm -qa epel-release nginx php-fpm php-mysql
php-fpm-5.4.16-45.el7.x86_64
nginx-1.12.2-2.el7.x86_64
php-mysql-5.4.16-45.el7.x86_64
epel-release-7-11.noarch
[root@Web01 ~]# cd /etc/nginx/
[root@Web01 nginx]# ls
conf.d fastcgi_params mime.types scgi_params win-utf
default.d fastcgi_params.default mime.types.default scgi_params.default
fastcgi.conf koi-utf nginx.conf uwsgi_params
fastcgi.conf.default koi-win nginx.conf.default uwsgi_params.default
[root@Web01 nginx]# cp nginx.conf{,.bak}
[root@Web01 nginx]# egrep -v "#|^$" nginx.conf.bak > nginx.conf
[root@Web01 nginx]# cat nginx.conf
user nginx;
worker_processes auto;
error_log /var/log/nginx/error.log;
pid /run/nginx.pid;
include /usr/share/nginx/modules/*.conf;
events {
worker_connections 1024;
}
http {
log_format main '$remote_addr - $remote_user [$time_local] "$request" '
'$status $body_bytes_sent "$http_referer" '
'"$http_user_agent" "$http_x_forwarded_for"';
access_log /var/log/nginx/access.log main;
sendfile on;
tcp_nopush on;
tcp_nodelay on;
keepalive_timeout 65;
types_hash_max_size 2048;
include /etc/nginx/mime.types;
default_type application/octet-stream;
include /etc/nginx/conf.d/*.conf; #include了一个配置文件目录
server {
listen 80 default_server; #默认的server配置(如果用IP访问就进入这个server)
listen [::]:80 default_server;
server_name _;
root /usr/share/nginx/html; #默认的网页目录
include /etc/nginx/default.d/*.conf;
location / {
}
error_page 404 /404.html;
location = /40x.html {
}
error_page 500 502 503 504 /50x.html;
location = /50x.html {
}
}
}
#由于默认的配置文件include了/etc/nginx/conf.d/*.conf因此我们增加一个server配置文件即可
[root@Web01 nginx]# cat /etc/nginx/conf.d/wp.conf
server {
listen 80;
server_name www.yunjisuan.com;
root /usr/share/nginx/html/www.yunjisuan.com;
location / {
index index.php index.html;
}
location ~\.php {
fastcgi_index index.php;
fastcgi_pass 127.0.0.1:9000;
include fastcgi.conf;
}
}
#创建网页目录
[root@Web01 ~]# cd /usr/share/nginx/html/
[root@Web01 html]# ls
404.html 50x.html index.html nginx-logo.png poweredby.png
[root@Web01 html]# mkdir www.yunjisuan.com
[root@Web01 html]# cd www.yunjisuan.com/ #克隆Git仓库代码到本地网页目录
[root@Web01 www.yunjisuan.com]# yum -y install git
[root@Web01 www.yunjisuan.com]# rpm -qa git
git-1.8.3.1-14.el7_5.x86_64 [root@Web01 www.yunjisuan.com]# git clone git@192.168.200.61:/home/git/repos/wordpress
正克隆到 'wordpress'...
git@192.168.200.61's password: yangwenbo
remote: Counting objects: 1660, done.
remote: Compressing objects: 100% (1462/1462), done.
remote: Total 1660 (delta 173), reused 1660 (delta 173)
接收对象中: 100% (1660/1660), 8.86 MiB | 12.12 MiB/s, done.
处理 delta 中: 100% (173/173), done. [root@Web01 www.yunjisuan.com]# ls
wordpress
[root@Web01 www.yunjisuan.com]# mv wordpress/* .
[root@Web01 www.yunjisuan.com]# ls
index.php wp-activate.php wp-config-sample.php wp-links-opml.php wp-settings.php
license.txt wp-admin wp-content wp-load.php wp-signup.php
readme.html wp-blog-header.php wp-cron.php wp-login.php wp-trackback.php
wordpress wp-comments-post.php wp-includes wp-mail.php xmlrpc.php
[root@Web01 www.yunjisuan.com]# rm -rf wordpress/
将网页目录权限授权给apache程序用户
[root@Web01 www.yunjisuan.com]# cd ..
[root@Web01 html]# ll -d www.yunjisuan.com/
drwxr-xr-x 5 root root 4096 10月 24 10:01 www.yunjisuan.com/
[root@Web01 html]# id apache
uid=48(apache) gid=48(apache) 组=48(apache)
[root@Web01 html]# chown -R apache.apache /usr/share/nginx/html/www.yunjisuan.com
[root@Web01 html]# ll -d www.yunjisuan.com/
drwxr-xr-x 5 apache apache 4096 10月 24 10:01 www.yunjisuan.com/
#启动nginx服务和php-fpm服务
[root@Web01 ~]# systemctl start nginx
[root@Web01 ~]# systemctl start php-fpm
[root@Web01 ~]# ss -antup | egrep "80|9000"
tcp LISTEN 0 128 127.0.0.1:9000 *:* users:(("php-fpm",pid=16195,fd=0),("php-fpm",pid=16194,fd=0),("php-fpm",pid=16193,fd=0),("php-fpm",pid=16192,fd=0),("php-fpm",pid=16191,fd=0),("php-fpm",pid=16189,fd=6))
tcp LISTEN 0 128 *:80 *:* users:(("nginx",pid=16182,fd=6),("nginx",pid=16181,fd=6))
tcp LISTEN 0 128 :::80 :::* users:(("nginx",pid=16182,fd=7),("nginx",pid=16181,fd=7))

做好宿主机的域名映射后,浏览器访问测试http://www.yunjisuan.com

5.5 在远程Git仓库中创建一个用于构建的Pipeline脚本

#在jenkins服务器上进行如下操作
[root@Jenkins ~]# rm -rf /test
[root@Jenkins ~]# mkdir /test
[root@Jenkins ~]# cd /test/
[root@Jenkins test]# git clone git@192.168.200.61:/home/git/repos/jenkinsfile
正克隆到 'jenkinsfile'...
remote: Counting objects: 8, done.
remote: Compressing objects: 100% (5/5), done.
remote: Total 8 (delta 1), reused 0 (delta 0)
接收对象中: 100% (8/8), done.
处理 delta 中: 100% (1/1), done.
[root@Jenkins test]# ls
jenkinsfile
[root@Jenkins test]# cd jenkinsfile/
[root@Jenkins jenkinsfile]# ls
itemA itemB
[root@Jenkins jenkinsfile]# ls itemA/
jenkinsfile

通过流水线脚本生成器生成的阶段代码示例:

#通过流水线脚本生成器生成如下脚本内容
[root@Jenkins jenkinsfile]# vim itemA/jenkinsfile-php-wp
[root@Jenkins jenkinsfile]# cat itemA/jenkinsfile-php-wp
node ("PHP-slave-192.168.200.64") {
stage('git checkout') {
checkout([$class: 'GitSCM', branches: [[name: '${branch}']],
doGenerateSubmoduleConfigurations: false, extensions: [],
submoduleCfg: [], userRemoteConfigs: [[credentialsId: 'f58165e3-e5a7-408a-a57d-a4b643b14308',
url: 'git@192.168.200.61:/home/git/repos/wordpress']]])
}
stage('code copy') {
sh '''rm -rf ${WORKSPACE}/git
[ -d /data/backup ] || mkdir -p /data/backup
mv /usr/share/nginx/html/www.yunjisuan.com /data/backup/www.yunjisuan.com -$(data +%F_%T)
cp -rf ${WORKSPACE} /usr/share/nginx/html/www.yunjisuan.com'''
}
stage('test') {
sh 'curl http://www.yunjisuan.com/status.html'
}
}
#推送到Git远程仓库
[root@Jenkins jenkinsfile]# git add *
[root@Jenkins jenkinsfile]# git commit -m "xxxx"
[master 91d20a5] xxxx
1 file changed, 17 insertions(+)
create mode 100644 itemA/jenkinsfile-php-wp
[root@Jenkins jenkinsfile]# git push -u origin master
Counting objects: 6, done.
Compressing objects: 100% (4/4), done.
Writing objects: 100% (4/4), 736 bytes | 0 bytes/s, done.
Total 4 (delta 0), reused 0 (delta 0)
To git@192.168.200.61:/home/git/repos/jenkinsfile
cd4f8f3..91d20a5 master -> master
分支 master 设置为跟踪来自 origin 的远程分支 master。

5.6 在PHP项目代码里增加Pipeline验证用的测试页面

#在项目代码里加入一个健康检查测试页面,并推送到远程Git仓库
#在Web服务器上进行如下操作
[root@Web01 /]# mkdir /test
[root@Web01 /]# cd /test/
[root@Web01 test]# git clone git@192.168.200.61:/home/git/repos/wordpress
正克隆到 'wordpress'...
git@192.168.200.61's password: yangwenbo
remote: Counting objects: 1660, done.
remote: Compressing objects: 100% (1462/1462), done.
remote: Total 1660 (delta 173), reused 1660 (delta 173)
接收对象中: 100% (1660/1660), 8.86 MiB | 11.49 MiB/s, done.
处理 delta 中: 100% (173/173), done. [root@Web01 test]# ls
wordpress
[root@Web01 test]# cd wordpress/
[root@Web01 wordpress]# ls
index.php wp-admin wp-content wp-load.php wp-signup.php
license.txt wp-blog-header.php wp-cron.php wp-login.php wp-trackback.php
readme.html wp-comments-post.php wp-includes wp-mail.php xmlrpc.php
wp-activate.php wp-config-sample.php wp-links-opml.php wp-settings.php
[root@Web01 wordpress]# echo "OK-version V2.0" >> status.html
#配置git全局配置
[root@Web01 wordpress]# git config --global user.email "1773464408@qq.com"
[root@Web01 wordpress]# git config --global user.name "Mr.yang" #将测试用页面提交到远程Git仓库
[root@Web01 wordpress]# git add *
[root@Web01 wordpress]# git commit -m "version V2.0"
[master fc1c4fd] version V2.0
1 file changed, 1 insertion(+)
create mode 100644 status.html
[root@Web01 wordpress]# git push -u origin master
git@192.168.200.61's password: yangwenbo
Counting objects: 4, done.
Compressing objects: 100% (2/2), done.
Writing objects: 100% (3/3), 284 bytes | 0 bytes/s, done.
Total 3 (delta 1), reused 0 (delta 0)
To git@192.168.200.61:/home/git/repos/wordpress
b33992b..fc1c4fd master -> master
分支 master 设置为跟踪来自 origin 的远程分支 master。 #在web服务器做域名映射(因为要进行curl验证)
[root@Web01 wordpress]# echo `hostname -I` www.yunjisuan.com >> /etc/hosts
[root@Web01 wordpress]# tail -1 /etc/hosts
192.168.200.64 www.yunjisuan.com

5.7 浏览器访问jenkins进行PHP项目流水线发布构建

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