pkg_dir=/var/www/html/deploy/packages
cp -r myproject-$web $pkg_dir
rm -rf $pkg_dir/myproject-$web/.git
cd $pkg_dir
tar zcf myproject-$web.tar.gz myproject-$web
rm -rf myproject-$web
md5sum myproject-$web.tar.gz | awk '{print $1}' > myproject-$web.tar.gz.md5
cd ..
echo -n $web > version.txt

import os,requests,hashlib,tarfile 
#web_ver_path:web服务器的version.txt文件路径
#ver_url：jenkins服务器的version.txt文件的URL路径
def has_new_ver(web_ver_path,ver_url):
    if os.path.exists(web_ver_path) == False:
        return True #没有该路径，表示没有该项目文件，需要下载
    with open(web_ver_path,mode='r') as f:
        local_ver = f.read()#读取本地的版本号
    response = requests.get(ver_url)
    if local_ver != response.text:
        return True #版本号不同需要下载
    return False
def file_is_ok(web_tar_path,jenkins_tar_md5_url):
    m=hashlib.md5()
    with open(web_tar_path,mode='rb') as f:
        while True:
            data = f.read(4096)
            if len(data) == 0:
                break
            m.update(data)
    resp = requests.get(jenkins_tar_md5_url)
    #去掉换行符
    if resp.text.strip() == m.hexdigest():
        return True
    return False
def deploy(web_tar_path,dest,web_deploy):
    tar = tarfile.open(web_tar_path,mode="r")
    tar.extractall(path=web_deploy)
    tar.close()
    #截取项目名
    file_name = web_tar_path.split("/")[-1][:-7]
    deploy_dir = os.path.join(web_deploy,file_name)
    #创建软连接
    if os.path.exists(dest) == True:
        os.remove(dest)
    os.symlink(deploy_dir,dest)
if __name__ == '__main__':
    web_ver_path='/var/www/deploy/version.txt'
    ver_url='http://192.168.10.30/deploy/version.txt'
    if has_new_ver(web_ver_path,ver_url) == False:
        print('没有新版本，不需要下载')
        exit()
    resp = requests.get(ver_url)
    #jenkins_tar_url：获取jenkins的tar包URL路径
    #web_tar_path：web下载tar的路径
    jenkins_tar_url=f'http://192.168.10.30/deploy/packages/myproject-{resp.text}.tar.gz'
    web_tar_path=f'/var/www/download/myproject-{resp.text}.tar.gz'
    #下载tar包
    with open(web_tar_path,mode='wb') as f:
        f.write(requests.get(jenkins_tar_url).content)
    #计算md5值的函数
    jenkins_tar_md5_url=f'http://192.168.10.30/deploy/packages/myproject-{resp.text}.tar.gz.md5'
    if file_is_ok(web_tar_path,jenkins_tar_md5_url) == False:
        print('资源不完整')
        os.remove(web_tar_path)
    #项目部署
    dest = '/var/www/html/current' #软连接
    web_deploy = '/var/www/deploy' #部署目录
    deploy(web_tar_path,dest,web_deploy)
    #更新版本文件
    if os.path.exists(web_ver_path) == True:
        os.remove(web_ver_path)
    with open(web_ver_path,mode='w') as fw:
        fw.write(resp.text)