代码发布项目(三)——python操作git、代码发布流程（服务器管理、项目管理）

pip install gitpython

# 从远处仓库下载代码到本地
import os
from git.repo import Repo

# 创建本地存储地址，没有会自动创建文件
download_path = os.path.join(‘jason‘,‘NB‘)
# 从远程仓库下载代码
Repo.clone_from(‘https://github.com/DominicJi/TeachTest.git‘,to_path=download_path,branch=‘master‘)

# ############## 2. pull最新代码 ##############
import os
from git.repo import Repo
 
local_path = os.path.join(‘jason‘, ‘NB‘)
repo = Repo(local_path)
repo.git.pull()

# ############## 3. 获取所有分支 ##############
import os
from git.repo import Repo
 
local_path = os.path.join(‘jason‘, ‘NB‘)
repo = Repo(local_path)
 
branches = repo.remote().refs
for item in branches:
    print(item.remote_head)
    
# ############## 4. 获取所有版本 ##############
import os
from git.repo import Repo
 
local_path = os.path.join(‘jason‘, ‘NB‘)
repo = Repo(local_path)
 
for tag in repo.tags:
    print(tag.name)

# ############## 5. 获取所有commit ##############
import os
from git.repo import Repo
 
local_path = os.path.join(‘jason‘, ‘NB‘)
repo = Repo(local_path)
 
# 将所有提交记录结果格式成json格式字符串 方便后续反序列化操作
commit_log = repo.git.log(‘--pretty={"commit":"%h","author":"%an","summary":"%s","date":"%cd"}‘, max_count=50,
                          date=‘format:%Y-%m-%d %H:%M‘)
log_list = commit_log.split("\n")
real_log_list = [eval(item) for item in log_list]
print(real_log_list)
 
# ############## 6. 切换分支 ##############
import os
from git.repo import Repo
 
local_path = os.path.join(‘jason‘, ‘NB‘)
repo = Repo(local_path)
 
before = repo.git.branch()
print(before)
repo.git.checkout(‘master‘)
after = repo.git.branch()
print(after)
repo.git.reset(‘--hard‘, ‘854ead2e82dc73b634cbd5afcf1414f5b30e94a8‘)
 
# ############## 7. 打包代码 ##############
with open(os.path.join(‘jason‘, ‘NB.tar‘), ‘wb‘) as fp:
    repo.archive(fp)

import os
from git.repo import Repo
from git.repo.fun import is_git_dir


class GitRepository(object):
    """
    git仓库管理
    """

    def __init__(self, local_path, repo_url, branch=‘master‘):
        self.local_path = local_path
        self.repo_url = repo_url
        self.repo = None
        self.initial(repo_url, branch)

    def initial(self, repo_url, branch):
        """
        初始化git仓库
        :param repo_url:
        :param branch:
        :return:
        """
        if not os.path.exists(self.local_path):
            os.makedirs(self.local_path)

        git_local_path = os.path.join(self.local_path, ‘.git‘)
        if not is_git_dir(git_local_path):
            self.repo = Repo.clone_from(repo_url, to_path=self.local_path, branch=branch)
        else:
            self.repo = Repo(self.local_path)

    def pull(self):
        """
        从线上拉最新代码
        :return:
        """
        self.repo.git.pull()

    def branches(self):
        """
        获取所有分支
        :return:
        """
        branches = self.repo.remote().refs
        return [item.remote_head for item in branches if item.remote_head not in [‘HEAD‘, ]]

    def commits(self):
        """
        获取所有提交记录
        :return:
        """
        commit_log = self.repo.git.log(‘--pretty={"commit":"%h","author":"%an","summary":"%s","date":"%cd"}‘,
                                       max_count=50,
                                       date=‘format:%Y-%m-%d %H:%M‘)
        log_list = commit_log.split("\n")
        return [eval(item) for item in log_list]

    def tags(self):
        """
        获取所有tag
        :return:
        """
        return [tag.name for tag in self.repo.tags]

    def change_to_branch(self, branch):
        """
        切换分值
        :param branch:
        :return:
        """
        self.repo.git.checkout(branch)

    def change_to_commit(self, branch, commit):
        """
        切换commit
        :param branch:
        :param commit:
        :return:
        """
        self.change_to_branch(branch=branch)
        self.repo.git.reset(‘--hard‘, commit)

    def change_to_tag(self, tag):
        """
        切换tag
        :param tag:
        :return:
        """
        self.repo.git.checkout(tag)


if __name__ == ‘__main__‘:
    local_path = os.path.join(‘codes‘, ‘luffycity‘)
    repo = GitRepository(local_path,remote_path)
    branch_list = repo.branches()
    print(branch_list)
    repo.change_to_branch(‘dev‘)
    repo.pull()

class Server(models.Model):
    """
    服务器表
    """
    hostname = models.CharField(max_length=32,verbose_name=‘主机名‘)

# 配置文件中修改
LANGUAGE_CODE = ‘zh-hans‘

def server_list(request):
    server_list=models.Server.objects.all()
    return render(request,‘server_list.html‘,locals())

#页面展示服务器id和hostname
{% for server in server_list %}
          <tr>
          <td>{{ server.id }}</td>
          <td>{{ server.hostname }}</td>
          </tr>
 {% endfor %}

def server_add(request):
    #生成modelform对象
    form_obj=ServerModelForm()  #form组件还有渲染的功能,传递form对象给前端if request.method == ‘POST‘:
        #校验数据
        form_obj=ServerModelForm(data=request.POST)  #form.html页面提交的数据
        if form_obj.is_valid():
            #合法保存数据
            form_obj.save()
            return redirect(‘server_list‘)

    return render(request,‘form.html‘,locals())  #form_obj传递到form.html

def server_add(request):
    #生成modelform对象
    form_obj=ServerModelForm()  #form组件还有渲染的功能,传递form组件给前端
    print(form_obj)
    if request.method == ‘POST‘:
        #校验数据
        form_obj=ServerModelForm(data=request.POST)  #form.html页面提交的数据
        if form_obj.is_valid():
            #合法保存数据
            form_obj.save()
            return redirect(‘server_list‘)

    return render(request,‘form.html‘,locals())  #form_obj传递到form.html

def server_edit(request,edit_id):
    #根据edit_id查询出服务器对象
    edit_obj=models.Server.objects.filter(id=edit_id).first()
    #modelform中的instance可以用于初始化页面
    # 由于编辑页面跟添加页面长得其实是一样的 无外乎有没有默认数据  所以编辑和添加公用一个页面
    form_obj = ServerModelForm(instance=edit_obj)
    if request.method == ‘POST‘:
        form_obj = ServerModelForm(data=request.POST,instance=edit_obj)  #用于更新
        if form_obj.is_valid(): #数据校验
            form_obj.save()
            return redirect(‘server_list‘)

    return render(request,‘form.html‘,locals())

def server_delete(request,delete_id):
    models.Server.objects.filter(id=delete_id).delete()  #数据库删除
    return HttpResponse({‘status‘:True})

<a onclick="removeData(this,{{ server.id }})">删除</a>

{% block js %}
  <script>
    function removeData(ths,rid) {
            // 二次确认
            var res = confirm(‘你确定要删除吗?‘);
            // 返回值是布尔值
            if(res){
                // 朝后端发送删除数据的请求
                $.ajax({
                    url:‘/server/delete/‘ + rid + ‘/‘,
                    type:‘get‘,
                    dataType:‘JSON‘,
                    success:function (args) {
                        if(args.status){
                            // 前端DOM操作删除对应的标签
                            // 找到当前删除按钮所在的一行表格标签 删除即可
                            $(ths).parent().parent().remove();
                        }
                    }
                })
            }
        }
  </script>
{% endblock %}

class Project(models.Model):
    """
    项目表
    """
    title = models.CharField(max_length=30,verbose_name=‘项目名‘)
    repo=models.CharField(max_length=30,verbose_name=‘代码仓库地址‘)
    env_choice=(
        (‘prod‘,‘正式‘),  #prod是放在数据库的，正式是展示在前端的
        (‘test‘,‘测试‘)
    )
    env = models.CharField(max_length=16,verbose_name=‘项目环境‘,choices=env_choice,default=‘test‘)
    path=models.CharField(max_length=255,verbose_name=‘线上项目地址‘,default=‘data/tmp‘)
    #项目与服务器的关系表
    servers=models.ManyToManyField(to=‘Server‘,verbose_name=‘关联服务器‘)

from django.forms import ModelForm
class BaseModelForm(ModelForm):
    # 将不需要bootstrap样式的字段放入
    exclude_bootstrap = []
    def __init__(self,*args,**kwargs):
        super().__init__(*args,**kwargs)
        # 给字段加上form-control样式
        # self.fields = {‘字段名‘:字段对象}
        for k,field in self.fields.items():
            if k in self.exclude_bootstrap:  # 排除不需要加样式的字段
                continue
            field.widget.attrs[‘class‘] = ‘form-control‘
                    
# 其他modelform书写
from app01 import models
from app01.myform.mybase import BaseModelForm
class ProjectModelForm(BaseModelForm):
    class Meta:
        model = models.Project
        fields = ‘__all__‘