git 集成部署的python代码部分

import os, requests, hashlib, tarfile
def depoly(web1_tar_path, web1_deploy_dir, current):
    tar = tarfile.open(web1_tar_path, mode="r") # 解包
    tar.extractall(path=web1_deploy_dir)
    tar.close()
    path = web1_tar_path[:-7].split("/")[-1]
    path = os.path.join(web1_deploy_dir, path)
    # 如果软连接存在，则删除
    if os.path.exists(current):
        os.remove(current)
    os.symlink(path, current)



def file_ok(web1_tar_path, jenkins_tar_md5_url):
    m = hashlib.md5()
    with open(web1_tar_path, mode="rb") as fr:
        while True:
            data = fr.read(4096)  # 4K
            if len(data) == 0:  # 文件读取完毕
                break  # 终止循环
            m.update(data)
    resp = requests.get(jenkins_tar_md5_url)
    if resp.text.strip() == m.hexdigest():
        return True  # 文件下载完整
    return False  # 资源丢包



def has_new_version(web1_ver_path, ver_url):
    if os.path.exists(web1_ver_path) == False:
        return True  # 空服务器情况
    with open(web1_ver_path,mode="r") as fr:
        local_ver = fr.read()  # 本地版本号
    resp = requests.get(ver_url)
    if resp.text != local_ver:
        return True
    return False
# 判断web1服务器是否需要下载资源
# ver_url:jenkins服务器中ver.txt文件的url地址
# web1_ver_path: web1服务器中ver.txt文件路径
ver_url = "http://192.168.88.30/deploy/ver.txt"
web1_ver_path = "/var/www/deploy/ver.txt"
if has_new_version(web1_ver_path, ver_url) == False:
    print("没有新版本")
    exit()
# jenkins_tar_url: 下载tar包的url地址
# web1_tar_path: 本地下载tar包的路径
r = requests.get(ver_url)
jenkins_tar_url = f"http://192.168.88.30/deploy/packages/myweb-{r.text}.tar.gz"
web1_tar_path = f"/var/www/download/myweb-{r.text}.tar.gz"
with open(web1_tar_path, mode="wb") as fw:  # 下载
    resp = requests.get(jenkins_tar_url)
    fw.write(resp.content)
jenkins_tar_md5_url = jenkins_tar_url + ".md5"
if file_ok(web1_tar_path,jenkins_tar_md5_url)==False:
    print("文件已损坏！")
    os.remove(web1_tar_path)
    exit()
web1_deploy_dir = "/var/www/deploy"
current = "/var/www/html/current"  # 软连接
depoly(web1_tar_path,web1_deploy_dir,current)  # 部署
# 更新本地版本号文件
if os.path.exists(web1_ver_path):
    os.remove(web1_ver_path)
with open(web1_ver_path, mode="w") as fw:
    fw.write(r.text)

运行结果:

/usr/local/bin/python3 /root/PycharmProjects/NSD211/day14/demo1.py

Process finished with exit code 0