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  • 自动化运维工具

    前言

    本文主要记录了一些比较实用的运维自动化小工具

      

    Oauth2.0认证(第三方授权登录)

    1.Oauth2.0协议是什么?

    我去逛慕课网 如果不注册账号,我还可以用QQ登录,我在慕课网点击QQ登录,然后页面弹出QQ的授权界面,我点击授权慕课网就可以拿到我的个人信息,头像信息,完成快速登录;省去了用户注册、输入密码的时间;

     Oauth2.0验证流程分析

     

    def get_auth_url():
        weibo_authurl='https://api.weibo.com/oauth2/authorize'
        client_id=439057412
        redirect_uri='http://127.0.0.01:8001/comepele/weibo/'
        auth_url='%s?client_id=%s&redirect_uri=%s'%(weibo_authurl,client_id,redirect_uri)
        return auth_url
    
    
    print(get_auth_url())
    我的web应用授权url
    def weibo_auth (request):  #1.用户访问进入该视图https://api.weibo.com/oauth2/authorize?client_id=439057412&redirect_uri=http://127.0.0.01:8001/comepele/weibo/
        code=request.GET.get('code')
        if code:
            access_tocken_url='https://api.weibo.com/oauth2/access_token'
            data={"client_id":439057412,
                  "client_secret":'d2b81e254e0dbf705f53d98ee5fe0fc9',
                  'grant_type':'authorization_code',
                  'code':code,
                   'redirect_uri':'http://127.0.0.01:8001/comepele/weibo/'
                   }
    
            #{'access_token': '2.009tC8pF0KtOiT2e83c56652wB8j3B', 'remind_in': '157679999', 'expires_in': 157679999, 'uid': '5340703278', 'isRealName': 'true'}
            response_info=requests.post(url=access_tocken_url,data=data)
            access_token=json.loads(response_info.text).get('access_token')
            uid=json.loads(response_info.text).get('uid')
            #https://api.weibo.com/2/users/show.json #微博获取用户信息接口
            get_user_info_api='https://api.weibo.com/2/users/show.json?access_token={0}&uid={1}'.format(access_token,uid)
            response_user_info=requests.get(url=get_user_info_api)
            print(response_user_info.text)
    
    
    
    
        return HttpResponse('OK')
    python实现Oauth2.0协议
    import requests
    import json,datetime
    
    def session_permission(request,obj,models,init_permission):
        if obj:
            username=obj.username
            request.session['username'] = username
            user_obj = models.UserInfo.objects.filter(username=username).first()
            imgsrc = str(user_obj.image)
            request.session['Avatar'] = imgsrc
    
            work_order_seach = Q(Q(initiator__icontains=username) | Q(agent__icontains=username))
            ret = models.Worker_order.objects.filter(work_order_seach).count()
            request.session['Wcount'] = ret  # 和当前用户相关的工单数量
    
            work_order_seach1 = Q(Q(status=0) & Q(agent__icontains=username))
            ret1 = models.Worker_order.objects.filter(work_order_seach1).values_list("seach", "alarm_time", "initiator",
                                                                                     "title", "agent", "responsible_person",
                                                                                     "status", "fault_category",
                                                                                     )
            request.session['Wuntreated_count'] = ret1.count()  # 当前用户待处理工单数量
    
            enddate_list = models.Worker_order.objects.filter(agent=username).filter(level__in=[1, 2]).values_list(
                'enddate')
            time_out_count = 0
            for date in enddate_list:
                enddate = datetime.datetime.strptime(date[0], '%Y年%m月%d日%H时%M分%S秒')
                if enddate < datetime.datetime.now():
                    time_out_count += 1
            else:
                request.session['Work_list_timeout_Count'] = time_out_count  # 当前用户超时工单数量
    
            department_obj = obj.department.all().first()
            # print(department_obj.title)
            ret2 = models.ZabbixMsg.objects.filter(department=department_obj.title).all()
    
            request.session['ZabbixMsg_Count'] = ret2.count()  # 当前用户部门的zabbix MSG的总数量
            request.session['ZabbixMsg_Off-line_Count'] = ret2.filter(available=0).count()  # 当前用户部门的zabbix MSG的离线数量
    
            if department_obj.title == 'OPS':
                ret2 = models.ZabbixMsg.objects.all().count()
                request.session['ZabbixMsg_Count'] = ret2
    
                ret3 = models.ZabbixMsg.objects.all().filter(available=0).count()
                request.session['ZabbixMsg_Off-line_Count'] = ret3
    
            request.session['user_info'] = {"id": models.UserInfo.objects.get(username=username).id,
                                            "username": username,
                                            "image": models.UserInfo.objects.get(username=username).image.url}
            department_list = [d.title for d in obj.department.all()]
            department = department_list[0]
            request.session['departments'] = department_list
            init_permission(obj.auth, department, request)
            return True
        else:
            return False
    
    
    
    
    
    #用户首先访问,https://api.weibo.com/oauth2/authorize?client_id=3863976085&redirect_uri=http://127.0.0.1:8000/test/
    
    
    class Oauth2_App_Info(object):  #生成APP信息
        sina_oauth_setings={
            'oauth_urls' :
                     {
                     'access_tocken_url': 'https://api.weibo.com/oauth2/access_token',
                        'user_info_api': 'https://api.weibo.com/2/users/show.json',
                    },
            'oauth_apps':
                    {
                    '/login/': {'app_key':439057412,#439057412
                    'callback_uri':'http://172.17.10.112:8001/login/',
                    'secret_key':'d2b81e254e0dbf705f53d98ee5fe0fc9',
                                 },
                    '/oauth2/sina/':  {'app_key':334415239,
                    'callback_uri':'http://172.17.10.112:8001/oauth2/sina/',
                    'secret_key':'cfee03f62a9c5ccd4f10620fa06be3c6',
                                 },
    
                    '/test/': {'app_key':3863976085,
                                      'callback_uri': 'http://127.0.0.1:8000/test/',
                                      'secret_key': '213ebf44c86bc013aba5d3cf2ea47820',
                                      },
    
                               }
    
            }
        def __init__(self,request,oauth2_type='sina_oauth_setings'):
            self.request=request
            self.seting_dict=getattr(self,oauth2_type)
            self.app_info=self.seting_dict['oauth_apps'][self.request.path_info]
            self.oauth_urls_info=self.seting_dict['oauth_urls']
            self.app_key =self.app_info['app_key']
            self.callback_uri = self.app_info['callback_uri']
            self.secret_key = self.app_info['secret_key']
            self.code=self.request.GET.get('code')
            self.access_uri=self.oauth_urls_info['access_tocken_url']
            self.user_info_api = self.oauth_urls_info['user_info_api']
    
    
    
    class Oauth2(object): #Oauth逻辑
        def __init__(self,Oauth2_App):
            self.outh2_app=Oauth2_App
    
        def get_tocken(self):
            data = {"client_id": self.outh2_app.app_key,
                    "client_secret": self.outh2_app.secret_key,
                    'grant_type': 'authorization_code',
                    'code':self.outh2_app.code,
                    'redirect_uri':self.outh2_app.callback_uri
                    }
            response_info = requests.post(url=self.outh2_app.access_uri,data=data)
            data= json.loads(response_info.text)
    # {'access_token': '2.009tC8pFvgqUNEf9bc678379M6CG3C', 'remind_in': '157679999', 'expires_in': 157679999, 'uid': '5340703278', 'isRealName': 'true'}
            return data
    
    
    #{'id': 5340703278, 'idstr': '5340703278', 'class': 1,
        #  'screen_name': 'Martin--------', 'name': 'Martin--------', 'province': '11', 'city': '1',
        # 'location': '北京 东城区', 'description': '',
        # 'url': 'http://www.cnblogs.com/sss4/',
        #  'profile_image_url': 'http://tvax3.sinaimg.cn/crop.0.0.400.400.50/005Pr2Tsly8fwtkd9o55jj30b40b4qbg.jpg',
        #  'profile_url': 'u/5340703278', 'domain': '', 'weihao': '', 'gender': 'm', 'followers_count': 1, 'friends_count': 3, 'pagefriends_count': 0, 'statuses_count': 0, 'video_status_count': 0, 'favourites_count': 0, 'created_at': 'Mon Oct 20 20:31:53 +0800 2014', 'following': False, 'allow_all_act_msg': False, 'geo_enabled': True, 'verified': False, 'verified_type': -1, 'remark': '', 'insecurity': {'sexual_content': False}, 'ptype': 0, 'allow_all_comment': True, 'avatar_large': 'http://tvax3.sinaimg.cn/crop.0.0.400.400.180/005Pr2Tsly8fwtkd9o55jj30b40b4qbg.jpg', 'avatar_hd': 'http://tvax3.sinaimg.cn/crop.0.0.400.400.1024/005Pr2Tsly8fwtkd9o55jj30b40b4qbg.jpg', 'verified_reason': '', 'verified_trade': '', 'verified_reason_url': '', 'verified_source': '', 'verified_source_url': '', 'follow_me': False, 'like': False, 'like_me': False, 'online_status': 0, 'bi_followers_count': 0, 'lang': 'zh-cn', 'star': 0, 'mbtype': 0, 'mbrank': 0, 'block_word': 0,
        # 'block_app': 0, 'credit_score': 80, 'user_ability': 0, 'urank': 3, 'story_read_state': -1, 'vclub_member': 0}
        def get_user_info(self):
            '''
            user_info_api: 'https://api.weibo.com/2/users/show.json?access_token={0}&uid={1}'.format(access_token,uid)
            '''
            tocken_data=self.get_tocken()
            access_token=tocken_data.get('access_token')
            uid=tocken_data.get('uid')
            param='?access_token={0}&uid={1}'.format(access_token,uid)
            user_info_api=self.outh2_app.user_info_api+param
            response_user_info = requests.get(url=user_info_api)
            user_info = json.loads(response_user_info.text)
            return user_info
    
        def is_grant(self, models):
            sina_uid = self.get_tocken().get('uid')
            obj = models.UserInfo.objects.filter(sina_blog_name=sina_uid).first()
            if obj:
                return obj
            return False
    
        def grant(self, models):
            curent_sina_user = self.get_user_info()
            sina_uid = curent_sina_user['idstr']
            avatar_url = curent_sina_user['profile_image_url']
            curent_user = self.outh2_app.request.session.get('username')
            obj = models.UserInfo.objects.filter(username=curent_user).first()
            obj.sina_blog_name = sina_uid
            obj.image=avatar_url
            obj.save()
    DjangoOauth2

    1.用户GET 请求访问慕课网,点击了QQ登录,慕课网

    2.腾讯QQ认证服务器response用户1个页面,询问用户是否授权?

    3.假设用户给予授权,认证服务器将用户导向 客户端事先指定的"重定向URI"(redirection URI),同时附上一个授权码。

    4.客户端收到授权码,附上早先的"重定向URI",向认证服务器申请令牌。这一步是在客户端的后台的服务器上完成的,对用户不可见。

    5.认证服务器核对了授权码和重定向URI,确认无误后,向客户端发送访问令牌(access token)和更新令牌(refresh token)。

     

    自动化运维工具Fabric

    Fabric是什么?

    Fabric是基于SSH协议和paramiko实现的快速自动化部署的运维工具python第三方模块

    我们在大型企业里面需要批量部署一些 web服务、mysql服务....如果是服务器数量少可以1台1台部署,如果成千上万服务器就需要 更加快捷、高效的部署工具了!

    Fabric的功能?

    上传、下载远程服务器文件

    执行远程命令

    用户提示

    错误处理

    pip install fabric3  #python3安装fabric

    使用Fabirc

    使用fabric分为2个步骤:

    1.创建fabfile.py文件是 fabric在执行时默认读取的文件,所以我们要在这个文件中编写执行的任务;

    from fabric.api import *
    
    hosts1 = 'root@172.17.10.112'
    # hosts2 = 'root@172.16.22.1'
    
    env.hosts=[hosts1]
    env.password='xxxxxx1234' #设置密码!
    
    def hello():  #任务1
        run('echo hello world')
    
    def check(): #任务2
        run('ls /Users/')
    
    def remote(): #任务3
        run('ping www.baidu.com')

     2.执行fabfile文件中的任务内容

    D:版本cmdb_rbac_arya>fab -l
    Available commands: check hello remote D:版本cmdb_rbac_arya
    >fab remote [root@172.17.10.112] Executing task 'remote' [root@172.17.10.112] run: ping www.baidu.com [root@172.17.10.112] out: PING www.a.shifen.com (220.181.112.244) 56(84) bytes of data. [root@172.17.10.112] out: 64 bytes from 220.181.112.244: icmp_seq=1 ttl=52 time=5.41 ms

    Fabric使用参数

    指定执行的主机

    D:版本cmdb_rbac_arya>fab hello -H root@172.17.10.112:22
    [root@172.17.10.112:22] Executing task 'hello'
    [root@172.17.10.112:22] run: echo hello world
    [root@172.17.10.112:22] out: hello world
    [root@172.17.10.112:22] out:
    
    
    Done.
    Disconnecting from root@172.17.10.112... done.

    指定文件

    D:版本cmdb_rbac_arya>fab -f zhanggen.py hello -H root@172.17.10.112:22
    [root@172.17.10.112:22] Executing task 'hello'
    [root@172.17.10.112:22] run: echo hello world
    [root@172.17.10.112:22] out: hello world
    [root@172.17.10.112:22] out:
    
    
    Done.
    Disconnecting from root@172.17.10.112... done.

    fab -p并行执行

    [root@cmdb fabric]# fab -l
    Available commands:
    
        hello
    [root@cmdb fabric]# fab -p hello
    Usage: fab [options] <command>[:arg1,arg2=val2,host=foo,hosts='h1;h2',...] ...
    
    Options:
      -h, --help            show this help message and exit
      -d NAME, --display=NAME
                            print detailed info about command NAME
      -F FORMAT, --list-format=FORMAT
                            formats --list, choices: short, normal, nested
      -I, --initial-password-prompt
                            Force password prompt up-front
      --initial-sudo-password-prompt
                            Force sudo password prompt up-front
      -l, --list            print list of possible commands and exit
      --set=KEY=VALUE,...   comma separated KEY=VALUE pairs to set Fab env vars
      --shortlist           alias for -F short --list
      -V, --version         show program's version number and exit
      -a, --no_agent        don't use the running SSH agent
      -A, --forward-agent   forward local agent to remote end
      --abort-on-prompts    abort instead of prompting (for password, host, etc)
      -c PATH, --config=PATH
                            specify location of config file to use
      --colorize-errors     Color error output
      -D, --disable-known-hosts
                            do not load user known_hosts file
      -e, --eagerly-disconnect
                            disconnect from hosts as soon as possible
      -f PATH, --fabfile=PATH
                            python module file to import, e.g. '../other.py'
      -g HOST, --gateway=HOST
                            gateway host to connect through
      --gss-auth            Use GSS-API authentication
      --gss-deleg           Delegate GSS-API client credentials or not
      --gss-kex             Perform GSS-API Key Exchange and user authentication
      --hide=LEVELS         comma-separated list of output levels to hide
      -H HOSTS, --hosts=HOSTS
                            comma-separated list of hosts to operate on
      -i PATH               path to SSH private key file. May be repeated.
      -k, --no-keys         don't load private key files from ~/.ssh/
      --keepalive=N         enables a keepalive every N seconds
      --linewise            print line-by-line instead of byte-by-byte
      -n M, --connection-attempts=M
                            make M attempts to connect before giving up
      --no-pty              do not use pseudo-terminal in run/sudo
      -p PASSWORD, --password=PASSWORD
                            password for use with authentication and/or sudo
      -P, --parallel        default to parallel execution method
      --port=PORT           SSH connection port
      -r, --reject-unknown-hosts
                            reject unknown hosts
      --sudo-password=SUDO_PASSWORD
                            password for use with sudo only
      --system-known-hosts=SYSTEM_KNOWN_HOSTS
                            load system known_hosts file before reading user
                            known_hosts
      -R ROLES, --roles=ROLES
                            comma-separated list of roles to operate on
      -s SHELL, --shell=SHELL
                            specify a new shell, defaults to '/bin/bash -l -c'
      --show=LEVELS         comma-separated list of output levels to show
      --skip-bad-hosts      skip over hosts that can't be reached
      --skip-unknown-tasks  skip over unknown tasks
      --ssh-config-path=PATH
                            Path to SSH config file
      -t N, --timeout=N     set connection timeout to N seconds
      -T N, --command-timeout=N
                            set remote command timeout to N seconds
      -u USER, --user=USER  username to use when connecting to remote hosts
      -w, --warn-only       warn, instead of abort, when commands fail
      -x HOSTS, --exclude-hosts=HOSTS
                            comma-separated list of hosts to exclude
      -z INT, --pool-size=INT
                            number of concurrent processes to use in parallel mode
    [root@cmdb fabric]# fab -P hello
    [root@172.17.10.112:22] Executing task 'hello'
    [root@172.17.10.112:22] run: ls
    [root@172.17.10.112:22] out: anaconda-ks.cfg         ecdsa-0.11          nohup.out           root                模板
    [root@172.17.10.112:22] out: ansible-2.6.2         ecdsa-0.11.tar.gz      paramiko-1.15.1       setuptools-7.0        视频
    [root@172.17.10.112:22] out: ansible-2.6.2.tar.gz     install.log          paramiko-1.15.1.tar.gz   setuptools-7.0.tar.gz    图片
    [root@172.17.10.112:22] out: ansible_api         install.log.syslog      pycrypto-2.6.1       simplejson-3.6.5        文档
    [root@172.17.10.112:22] out: ansible-cmdb-1.17     Jinja2-2.7.3          pycrypto-2.6.1.tar.gz    simplejson-3.6.5.tar.gz  下载
    [root@172.17.10.112:22] out: ansible-cmdb-1.17.tar     Jinja2-2.7.3.tar.gz      pycrypto-2.6.1.tar.gz.1  untitled folder        音乐
    [root@172.17.10.112:22] out: cmdb_rbac_arya         MarkupSafe-0.9.3      Python-3.6.1           v1.7.2.tar.gz        桌面
    [root@172.17.10.112:22] out: cmdb_rbac_arya.4_28.bak  MarkupSafe-0.9.3.tar.gz  Python-3.6.1.tgz       web.sql
    [root@172.17.10.112:22] out: cmdb_rbac_arya.51.bak     node-v0.10.30          PyYAML-3.11           zhanggen.txt
    [root@172.17.10.112:22] out: cmdb_rbac_arya.bak     node-v0.10.30.tar.gz      PyYAML-3.11.tar.gz       公共的
    [root@172.17.10.112:22] out: 
    
    
    Done.
    [root@cmdb fabric]# 

    Fabric常用AIP

    def hello():  #任务1
        lcd(path='/')                #切换本地目录
        cd('/')                      #切换远程目录
        local(command='fuck')        #执行本地命令
        run('echo hello world')      #执行远程命令
        sudo('rm -rf /')             #执行远程sudo命令

    Fabric错误处理 try 

    判断

    def hello():  #任务1
        with cd('/sb'):#当cd('/sb')执行成功之后!
            run('ls')   #执行('ls')

    捕捉异常

    def hello():  #任务1
        with settings(warn_only=True): #忽略  cd('/SB')
            cd('/SB')
        run('ls')#执行run('ls')

    Fabric的装饰器

    from fabric.api import *
    
    @task
    def nginx():
        run('hostname')
    nginx.py
    from nginx import nginx
    #@hosts(hosts1) #指定被装饰的任务函数在哪台服务器上运行
    #@parallel          #强制被装饰的函数并行执行(只能在Linux执行)
    #@serial             #强制串行执行
    #@roles('db')      #指定执行的角色!
    @task()              #导入其他模块中的任务(定义新任务)
    def hello():  #任务
        run('ls')#执行run('ls')
    from fabric.api import *  #加载fabric模块
    hosts1 = 'root@172.17.10.112:22'
    hosts2 = 'root@192.168.1.18:22'
    
    env.hosts=[hosts1,hosts2]
    #env.password='xxxxxx1234' #全局设置密码!
    env.passwords={
        hosts1:'xxxxxx1234',
        hosts2:'xxxxxx123'}
    
    
    ## @hosts(hosts1) #指定被装饰的任务函数在哪台服务器上运行
    #@parallel      #强制被装饰的函数并行执行(只能在Linux执行)
    #@serial         #强制串行执行
    #@roles('db')     #指定执行的角色!
    
              #导入其他模块中的任务(定义新任务)
    def hello():  #任务
        run('ls')#执行run('ls')
    设置不同密码登录

    覆盖重写Django的auth_user表

    1.用户表

    创建Django项目可以把APP全部放在1个文件夹里,这样的目录结构会更加清晰;

    覆盖扩展Django的auth_user表

    AUTH_USER_MODEL='users.UserProfile' #需要在setting中重载AUTH_USER_MODE
    setings.py
    from django.contrib.auth.models import AbstractUser #自定制扩展Django自带表格
    
    class UserProfile(AbstractUser):
        pass
    models.py

    设置media上传

    image=models.FileField(verbose_name='头像', upload_to='upload/avatar/')
    models.py
    from django.views.static import serve
    urlpatterns = [
        url(r'^media/(?P<path>.*)$',serve,{'document_root': settings.MEDIA_ROOT}),
    ]
    urls.py
    import os
    import django
    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "cmdb_rbac_arya.settings")
    django.setup()  # 在Django视图之外,调用Django功能设置环境变量!
    
    from cmdb import models
    import xlwt
    
    # 创建一个文件对象
    wb = xlwt.Workbook(encoding='utf8')
    # 创建一个sheet对象
    sheet = wb.add_sheet('order-sheet',cell_overwrite_ok=True)
    
    # 设置文件头的样式,这个不是必须的可以根据自己的需求进行更改
    style_heading = xlwt.easyxf("""
            font:
                name Arial,
                colour_index white,
                bold on,
                height 0xA0;
            align:
                wrap off,
                vert center,
                horiz center;
            pattern:
                pattern solid,
                fore-colour 0x19;
            borders:
                left THIN,
                right THIN,
                top THIN,
                bottom THIN;
            """
        )
    style_body = xlwt.easyxf("""
        font:
            name Arial,
            bold off,
            height 0XA0;
        align:
            wrap on,
            vert center,
            horiz left;
        borders:
            left THIN,
            right THIN,
            top THIN,
            bottom THIN;
        """
    )
    style_green = xlwt.easyxf(" pattern: pattern solid,fore-colour 0x11;")
    style_red = xlwt.easyxf(" pattern: pattern solid,fore-colour 0x0A;")
    fmts = [
        'M/D/YY',
        'D-MMM-YY',
        'D-MMM',
        'MMM-YY',
        'h:mm AM/PM',
        'h:mm:ss AM/PM',
        'h:mm',
        'h:mm:ss',
        'M/D/YY h:mm',
        'mm:ss',
        '[h]:mm:ss',
        'mm:ss.0',
    ]
    style_body.num_format_str = fmts[0]
    
    # 写入文件标题
    sheet.write(0,0,'工单标题',style_heading)
    sheet.write(0,1,'工单发送方',style_heading)
    sheet.write(0,2,'工单处理方',style_heading)
    sheet.write(0,3,'相关责任人',style_heading)
    sheet.write(0,4,'办理日期',style_heading)
    sheet.write(0,5,'结束日期',style_heading)
    
    
    # 写入数据
    data_row = 1
    # UserTable.objects.all()这个是查询条件,可以根据自己的实际需求做调整.
    for i in models.Worker_order.objects.all() :
        # 格式化datetime
        sheet.write(data_row,0,i.title,style_body)
        sheet.write(data_row,1,i.initiator,style_body)
        sheet.write(data_row,2,i.agent,style_body)
        sheet.write(data_row,3,i.responsible_person,style_body)
        sheet.write(data_row,4,i.startdate,style_body)
        sheet.write(data_row,5,i.enddate,style_body)
    
    # 写出到IO
    
    wb.save('张根.xls')
    # 重新定位到开始
    使用xlwt导出数据库数据

    psutil模块

    psutil模块是什么?

    psutil可以跨平台获取系统运行的进程和系统利用率(CP、内存、硬盘、网络信息的python扩展库),跨平台这就意味着Windows系统主机的信息也可以被采集到!

    一专多能:实现了ps、top、lsof、netstat、ifconfig、who、df、kill、free、nice、ionice、iostat、iotop、uptime、pidof、tty、taskset、pmap等命令工具的功能;

    pip install psutil

    1. 使用用psutil获取系统相关信息

    import psutil
    #-----------------------获取CPU相关-------------------------------------
    print(psutil.cpu_times())               #查看CPU的完整信息,获取单项信息 .user .system .idel.....
    print(psutil.cpu_count())               #查看CPU的逻辑个数
    print(psutil.cpu_count(logical=False)) #查看CPU的物理个数
    print(psutil.cpu_percent(interval=0))   #查看单个CPU的使用率
    print(psutil.cpu_percent(percpu=True))  #查看每个CPU的使用率
    
    #------------------------获取内存相关的信息---------------------------------
    print(psutil.virtual_memory())          #查看内存的完整信息,获取单项信息 .total .available .percent .used .free
    print(psutil.virtual_memory().percent)  #查看内存使用百分比
    print(psutil.swap_memory())             #查看swap分区的完整信息sswap(total=16075837440, used=4880826368, free=11195011072, percent=30.4, sin=0, sout=0)
    
    #-----------------------获取硬盘分区相关信息--------------------------------------
    print(psutil.disk_usage('D:\'))         #获取硬盘的使用情况
    print(psutil.disk_io_counters(perdisk=True)) #查看硬盘的读写状况
    
    #----------------------获取网络相关信息-----------------------
    print(psutil.net_io_counters())           #获取网络的总体信息
    print(psutil.net_io_counters(pernic=True))#获取每个网卡的IO信息
    print(psutil.net_if_addrs())              #获取网卡相关地址信息
    print(psutil.net_connections())            #获取所有接口的连接信息
    
    #-------------------获取系统其他相关信息-------------------------
    print(psutil.users())                      #获取当前登录信息
    print(datetime.datetime.fromtimestamp(psutil.boot_time()).strftime('%Y-%m-%d %H:%M:%S')) #获取开机时间
    #!/usr/bin/env python
    # -*- coding: utf-8 -*-
    
    try:
        import psutil
    except ImportError:
        print('错误: psutil模块没有发现!')
        exit()
    import platform
    import datetime
    import time
    
    def get_osinfo():
        '''获取操作系统相关信息'''
        osType = platform.system()
        osVersion = platform.version()
        osArchitecture = platform.architecture()
        hostName = platform.node()
        return osType, osVersion, osArchitecture,hostName
    
    def get_processor():
        '''获取物理CPU个数'''
        return psutil.cpu_count(logical=False)
    
    
    def get_cores():
        '''获取逻辑CPU个数'''
        return psutil.cpu_count()
    
    
    def get_boot_time():
        '''获取开机时间'''
        return datetime.datetime.fromtimestamp(psutil.boot_time()).strftime("%Y-%m-%d %H:%M:%S")
    
    
    def get_disk_root():
        '''获取根分区磁盘空间'''
        return psutil.disk_usage('D:')
    
    
    def get_mem_total():
        '''获取内存容量'''
        return psutil.virtual_memory()[0] / 1024 / 1024
    
    
    def get_mem_free():
        '''获取可用内存大小'''
        return psutil.virtual_memory()[4] / 1024 / 1024
    
    
    def get_key():
        '''函数获取各网卡发送、接收字节数'''
    
        key_info = psutil.net_io_counters(pernic=True).keys()  # 获取网卡名称
    
        recv = {}
        sent = {}
    
        for key in key_info:
            recv.setdefault(key, psutil.net_io_counters(
                pernic=True).get(key).bytes_recv)  # 各网卡接收的字节数
            sent.setdefault(key, psutil.net_io_counters(
                pernic=True).get(key).bytes_sent)  # 各网卡发送的字节数
    
        return key_info, recv, sent
    
    
    def get_rate(func):
        '''函数计算每1秒网卡速率'''
        key_info, old_recv, old_sent = func()  # 上1秒收集的数据
    
        time.sleep(1)
    
        key_info, now_recv, now_sent = func()  # 当前所收集的数据
    
        net_in = {}
        net_out = {}
    
        for key in key_info:
            net_in.setdefault(key, (now_recv.get(key) - old_recv.get(key)) / 1024)  # 每秒接收速率
            net_out.setdefault(key, (now_sent.get(key) - old_sent.get(key)) / 1024)  # 每秒发送速率
    
        return key_info, net_in, net_out
    
    
    def main():
        '''程序入口函数'''
        ostype, osversion, osarchitecture,hostname = get_osinfo()
    
        print('操作系统类型:',ostype)
        print('操作系统版本:', osversion)
        print('操作系统位数:', osarchitecture[0])
        print('主机名:', hostname)
        print('物理CPU个数:', get_processor())
        print('逻辑CPU个数:', get_cores())
        print('开机时间:', get_boot_time())
        print('根分区可用空间(单位为MB):', get_disk_root()[2] / 1024 / 1024)
        print('内存总量(单位为MB):', get_mem_total())
        print('可用内存大小(单位为MB):', get_mem_free())
    
        i = 0
        while i < 3:                                                            #去获取每秒每块网卡的 速率
            key_info, net_in, net_out = get_rate(get_key)
            for key in key_info:
                print('%s
    Input:	 %-5sKB/s
    Output:	 %-5sKB/s
    ' %
                      (key, net_in.get(key), net_out.get(key)))
            i += 1
    
    
    if __name__ == '__main__':
        main()
    获取本机的基本信息和 3秒的网卡速率

    2.使用psutil管理系统进程

    A.process类的作用

    依据进程ID来获取单个进程的名称、执行路径、执行状态、系统资源利用率等信息;

    查看系统中所有运行的进程

    import psutil
    pid_list=psutil.pids() #获取当前系统进程ID列表
    for i in pid_list:
        p=psutil.Process(i)
        print('我是进程:{0},我的进程ID:{1} 俺爹的进程ID:{2}'.format(p.name(),str(p.pid),str(p.ppid()  )))#获取所有进程的名称

    pidList = psutil.pids()
    for pid in pidList: #查看系统中进行的相关信息
    proc = psutil.Process(pid)
    pidDictionary=proc.as_dict(attrs=['pid', 'name', 'username', 'exe', 'create_time', 'status', 'num_threads'])#获取所有进程的相关信息以字典显示
    tempText = ''
    for keys in pidDictionary.keys():
    tempText += keys + ':' + str(pidDictionary[keys]) + ' '
    print(tempText)
    print('********************* ')
     

    查看单个进程的详细信息

    p = psutil.Process(pid=7160)
    print(p.exe())           #获取进程的工作目录
    print(p.cwd())           #获取进程的工作目录的绝对路径
    print(p.cpu_times())     #c查看进程CPU时间信息
    print(p.cpu_affinity())  #查看CPU占用情况
    print(p.username())            #开启该进程的用户
    print(p.num_threads())         #查看进程包含的线程数量
    print(p.memory_percent())      #查看进程的内存使用率
    print(p.memory_info())         #查看进程rss、vms信息
    print(p.connections())         #获取进程的namedutples列表、fs、family、laddr等信息
    print(p.io_counters())         #查看进程的IO
    print(p.status())              #查看进程状态
    print(datetime.datetime.fromtimestamp(p.create_time()).strftime('%Y-%m-%d %H:%M:%S') )#查看进程的创建时间
    p.suspend()                    #挂起进程
    p.resume()                     #恢复
    p.kill()                       #杀死进程 

    B.使用Popen方法启动进程;

    #!/usr/bin/env python
    # -*- coding: utf-8 -*-
    import psutil
    from subprocess import PIPE
    p=psutil.Popen(['python','nginx.py'])  #开启1个进程
    p.communicate()                        #打印开启进程的输出

    ipy模块

    ipy模块主要对IP地址进制处理和转换;

    from IPy import IP
    private_ipaddr=IP('192.168.0.0/24')
    public_ipaddr=IP('123.150.204.166')
    print(public_ipaddr.make_net('255.255.0.0')) #查询IP所在的网段
    print(public_ipaddr.reverseNames())       #查看该IP地址的反向解析
    print(private_ipaddr.version())          #查看IP地址的版本
    print(public_ipaddr.iptype())            #查看是 私网地址?公网地址?
    ########################ip地址格式转换#####################

    print(private_ipaddr.int()) #转换成整型格式 3232235520 print(private_ipaddr.strBin()) #把IP地址转换成二进制格式 11000000101010000000000000000000 print(private_ipaddr.strHex()) #把IP地址转换成16进制格式 0xc0a80000

            kafka消息中间件

    kafka简介

    kafka是一款高性能:以O(1)系统开销下把消息写到磁盘)、高吞吐、分布式(方便架构扩展)的发布订阅消息系统,数据流(区别于redis队列《---------》可以重复消费 消费之后数据不销毁)处理平台;

     

    安装kafka

    wget https://archive.apache.org/dist/kafka/0.10.2.0/kafka_2.11-0.10.2.0.tgz
    tar -zxf kafka_2.11-0.10.2.0.tgz 
    cd kafka_2.11-0.10.2.0/
    nohup bin/zookeeper-server-start.sh config/zookeeper.properties &           #后台启动zookeeper
    nohup bin/kafka-server-start.sh config/server.properties &          #后台启动kafka服
    bin/kafka-console-producer.sh --broker-list localhost:9092 --topic test1              #前台启动生产者
    bin/kafka-console-consumer.sh --bootstrap-server localhost:9092 --topic test1 --from-beginning #前台启动消费者

    kafka的配置文件

    broker.id=0                    #在集群中的唯一标识
    num.network.threads=3          #处理忘了请求的最大线程(CPU个数)
    num.io.threads=8          #处理磁盘IO的线程数
    socket.send.buffer.bytes=102400 
    socket.receive.buffer.bytes=102400
    socket.request.max.bytes=104857600
    log.dirs=/tmp/kafka-logs       #日志路径
    num.partitions=1
    num.recovery.threads.per.data.dir=1
    log.retention.hours=168         #保存消息的时间
    log.segment.bytes=1073741824
    log.retention.check.interval.ms=300000
    zookeeper.connect=localhost:2181     #集群地址多个,分割
    zookeeper.connection.timeout.ms=6000
    advertised.host.name=192.168.226.137 #切记不要写0.0.0.0
    advertised.listeners=PLAINTEXT://192.168.226.137:9092
     

    kafka的python API (pykafka)

    pip install pykafka

    from pykafka import KafkaClient
    import json
    
    client = KafkaClient(hosts='192.168.226.137:9092')
    print(client.topics)
    topic = client.topics[b'test']
    producer = topic.get_producer(sync=True)        #创建1个生产者
    producer.start()
    data=json.dumps({"topic0":"Zhang Gen is very handsome."}).encode('utf-8')
    
    with topic.get_sync_producer() as producer:  #在某个topic中创建1个生产者
        producer.produce(message=data)            #生产者 生产消息
        print('插入成功')
    pykafka生产者
    from pykafka import KafkaClient
    import json
    
    client = KafkaClient(hosts="192.168.226.137:9092")
    print(client.topics)
    topic = client.topics[b'test']    #topic名称
    consumer = topic.get_simple_consumer()
    for record in consumer:
        if record is not None:
            valuestr = record.value.decode()   #从bytes转为string类型
            print(valuestr)
    pykafka消费者

    安装logstash

    wget https://artifacts.elastic.co/downloads/logstash/logstash-5.5.2.zip
    unzip logstash-5.5.2.zip
    cd logstash-5.5.2/
    bin/logstash -e 'input{stdin{}}output{stdout{codec=>rubydebu}'}

     json格式输出

    {
        "@timestamp" => 2018-11-15T03:16:14.366Z,
          "@version" => "1",
              "host" => "localhost.localdomain",
           "message" => ""
    }

    Django项目结合极验滑动验证

    简介

    下载极验pythonSDK

    pip install geetest #安装jeetest包
    from django.conf.urls import url
    from django.contrib import admin
    from app01 import views
    urlpatterns = [
        url(r'^admin/', admin.site.urls),
        url(r'^login/', views.login,name='login'),
        url(r'^index/', views.index,name='index'),
        url(r'^pc-geetest/register', views.get_geetest, name='get_geetest'),#极验获取验证码url
    ]
    url.py
    from django.shortcuts import render,HttpResponse,redirect
    import json
    from app01 import models
    from geetest import GeetestLib
    
    pc_geetest_id = "254cb3cd9d98d2635352609157931960"
    pc_geetest_key = "2d3dc172309e33998c5eba085be1cf48"
    
    def login(request):
        if request.method=='GET':
            return render(request,'login.html')
        else:
            response_info={'status':200,'msg':'success'}
            gt = GeetestLib(pc_geetest_id, pc_geetest_key)
            challenge = request.POST.get(gt.FN_CHALLENGE, '')
            validate = request.POST.get(gt.FN_VALIDATE, '')
            seccode = request.POST.get(gt.FN_SECCODE, '')
            status = request.session[gt.GT_STATUS_SESSION_KEY]
            user_id = request.session["user_id"]
            username = request.POST.get("username")
            password = request.POST.get("password")
            if status:
                result = gt.success_validate(challenge, validate, seccode, user_id)
            else:
                result = gt.failback_validate(challenge, validate, seccode)
            if result:
                user_obj=models.User_info.objects.filter(username=username,password=password).first()
                if not user_obj:
                    response_info = {'status': 404, 'msg': 'not find it'}
            print(response_info)
            return HttpResponse(json.dumps(response_info,ensure_ascii=False))
    
    
    def index(request):
        return render(request,'index.html')
    
    
    def get_geetest(request): #极验验证
        user_id = 'test'
        gt = GeetestLib(pc_geetest_id, pc_geetest_key)
        status = gt.pre_process(user_id)
        request.session[gt.GT_STATUS_SESSION_KEY] = status
        request.session["user_id"] = user_id
        response_str = gt.get_response_str()
        return HttpResponse(response_str)
    views.py
    {% load staticfiles %}
    <!DOCTYPE html>
    <html lang="en" class="no-js">
    <head>
        <meta charset="UTF-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <title>绫致-运维管理平台</title>
        <link rel="icon" href="{% static 'img/demo-1-bg.jpg' %}">
    
        <link rel="stylesheet" type="text/css" href="{% static 'bootstrap/css/normalize.css' %}">
        <link rel="stylesheet" type="text/css" href="{% static 'bootstrap/css/demo.css' %}">
        <!--必要样式-->
        <link rel="stylesheet" type="text/css" href="{% static 'bootstrap/css/component.css' %}">
        <link rel="stylesheet" href="/static/bootstrap/css/style.css" media="screen" type="text/css"/>
        <script src="http://static.geetest.com/static/tools/gt.js"></script>
        <!--[if IE]>
    {#<script src="js/html5.js"></script>#}
    {#<script src="{% static 'bootstrap/js/html5.js' %}"></script>#}
    
    <![endif]-->
        <style>
            .error_div {
                width: 300px;
                height: 20px;
                color: white;
                border-color: #ebccd1;
                margin-left: 10px;
    
            }
    
            .error_div1 {
                margin-top: 45px;
                width: 300px;
                height: 20px;
                color: white;
                border-color: #ebccd1;
                margin-left: 10px;
    
            }
    
            .error_div2 {
                width: 300px;
                height: 20px;
                color: red;
                border-color: #c9302c;
                margin-left: 10px;
                text-align: center;
    
            }
        </style>
    </head>
    <body>
    <div class="container demo-1">
        <div class="content">
            <div id="large-header" class="large-header" style="height: 1094px;">
                <canvas id="demo-canvas" width="1360" height="1094"
                        style="background-image:url('{{ request.session.url_photo }}')"></canvas>
                <div class="logo_box">
    
                    <p style="height: 30px"><a href="#"
                                               style="font-size: 40px;vertical-align: 80px;color: yellow;font-family:Microsoft YaHei"><strong>IT运维管理平台</strong></a>
                    </p>
                    <p style="height: 30px"><a href="#"
                                               style="font-size: 20px;vertical-align: 80px;color: white;font-family: 'Microsoft YaHei'">IT
                        Management Center</a></p>
                    <div class="input_outer">
                        <span class="u_user"></span>
                        <input id='username' name="user" class="text" style="color: #FFFFFF !important" type="text"
                               placeholder="请输入账户">
                    </div>
                    <div class="input_outer">
                        <span class="us_uer"></span>
                        <input id='password' name="pass" class="text"
                               style="color: #FFFFFF !important; position:absolute; z-index:100;" value="" type="password"
                               placeholder="请输入密码">
                    </div>
                    {#                <div class="input_outer"  style=" 200px">#}
                    {#                    <span class="us_uer"></span>#}
                    {#                    <input id='code' name="code" class="text"#}
                    {#                           style="color: #FFFFFF !important; position:absolute; z-index:100; 100px" value=""#}
                    {#                           type="text" placeholder="请输入验证码">#}
                    {#                    <img src="/check_code/" alt="验证码" onclick="changeImg(this)"#}
                    {#                         style="position: absolute;top:1px;right: 0;margin-right: -125px">#}
                    {#                </div>#}
                    <div id="captcha-box">
                        <div id="loading-tip" style="color:red">正在为您火速加载中....</div>
                    </div>
                    <div id="popup-captcha">
                        <!--存放极验验证码区域!! -->
                    </div>
    
                    <div class="mb2" id="login_zone" hidden="hidden">
                        <button id='mybtn' class="act-but submit"
                                style="color: #FFFFFF; 330px;border: none;opacity:0.9;font-size: 26px; ">登录
                        </button>
                    </div>
                    <a title="首次使用该功能需要提前在运维平台做用户认证"
                       href="https://api.weibo.com/oauth2/authorize?client_id=439057412&redirect_uri=http://172.17.10.112:8001/login/">
                        <img src="/static/weibo.png" alt="">
                    </a>
                </div>
            </div>
        </div>
    </div><!-- /container -->
    
    <script src="{% static "bootstrap/js/TweenLite.min.js" %}"></script>
    <script src="{% static "bootstrap/js/EasePack.min.js" %}"></script>
    <script src="{% static "bootstrap/js/rAF.js" %}"></script>
    <script src="{% static "bootstrap/js/demo-1.js" %}"></script>
    <script src="{% static "bootstrap/js/jquery.js" %}"></script>
    
    <script>
        function changeImg(ths) {
            ths.src = ths.src + "?";
        }
    
        {#    $('#mybtn').click(function () {#}
        {#        $('#username').next().remove();#}
        {#        $('#password').next().remove();#}
        {#        $('#code').siblings('.error_div1').remove();#}
        {#        $('#username').parent().parent().find(".error_div2").remove();#}
        {#        var flag = true;#}
        {#        var user_name = $('#username').val();#}
        {#        var user_pwd = $('#password').val();#}
        {#        var check_code = $('#code').val();#}
        {#        if (flag) {#}
        {#            $.ajaxSetup({#}
        {#                data: {csrfmiddlewaretoken: '{{ csrf_token }}'}#}
        {#            });#}
        {#            $.ajax({#}
        {#                url: '/login/',#}
        {#                type: 'POST',#}
        {#                data: {"username": user_name, "password": user_pwd, "code": check_code},#}
        {#                dataType: "JSON",#}
        {#                success: function (data) {#}
        {#                    if (data.status) {#}
        {#                        location.href = '/login_first/'#}
        {#                    }#}
        {#    else#}
        {#    {#}
        {#        console.log(data);#}
        {#        $.each(data.error, function (k, v) {#}
        {#            if (k == 'username') {#}
        {#                var $msg = "<div class='error_div'>" + v[0] + '</div>';#}
        {#                $('#' + k).after($msg)#}
        {#            } else if (k == 'password') {#}
        {#                var $msg = "<div class='error_div1'>" + v[0] + '</div>';#}
        {#                $('#' + k).after($msg)#}
        {#            } else if (k == 'code') {#}
        {#                var $msg = "<div class='error_div1'>" + v[0] + '</div>';#}
        {#                $('#' + k).after($msg)#}
        {#            }#}
        {#            else {#}
        {#                var $msg = "<div class='error_div2'>" + v + '</div>';#}
        {#                $('#username').parent().before($msg);#}
        {#            }#}
        {##}
        {#        });#}
        {#    }#}
        {#                }#}
        {#            })#}
        {#        }#}
        {##}
        {#    });#}
    
    
        var handlerPopup = function (captchaObj) {
            captchaObj.onReady(function () {        //1.极验加载/准备时回调函数
                $("#loading-tip").hide();
                $('#login_zone').show();
            });
            
            captchaObj.onSuccess(function () {   //2.极验加载成功的回调
                $('#login_zone').hide();
                var validate = captchaObj.getValidate();
                $.ajax({                          //3.发送用户输入到后台
                    url: "{% url 'login'%}", 
                    type: "post",
                    dataType: "json",
                    data: {
                        username: $('#username').val(),
                        password: $('#password').val(),
                        csrfmiddlewaretoken: '{{ csrf_token }}',
                        geetest_challenge: validate.geetest_challenge,
                        geetest_validate: validate.geetest_validate,
                        geetest_seccode: validate.geetest_seccode
                    },
                    success: function (data) {
                        if (data.status) {           //4.后端验证成功跳转
                            location.href = '/login_first/'
                        }
                        else {
                            $('#login_zone').show();
                            captchaObj.reset();         //4.后端验证失败,从新加载极致验证插件;
                            $('#popup-captcha').hide();
                            $('#username').next().remove();
                            $('#password').next().remove();
                            $('#code').siblings('.error_div1').remove();
                            $('#username').parent().parent().find(".error_div2").remove();
                            $.each(data.error, function (k, v) {
                                if (k == 'username') {
                                    var $msg = "<div class='error_div'>" + v[0] + '</div>';
                                    $('#' + k).after($msg)
                                } else if (k == 'password') {
                                    var $msg = "<div class='error_div1'>" + v[0] + '</div>';
                                    $('#' + k).after($msg)
                                } else if (k == 'code') {
                                    var $msg = "<div class='error_div1'>" + v[0] + '</div>';
                                    $('#' + k).after($msg)
                                }
                                else {
                                    var $msg = "<div class='error_div2'>" + v + '</div>';
                                    $('#username').parent().before($msg);
                                }
    
                            });
                        }
                    }
                });
            });
    
            $("#mybtn").click(function () {
                captchaObj.appendTo("#popup-captcha");
                $('#popup-captcha').show()
            });
        };
     
        $.ajax({   //0.加载极验插件
            url: "/pc-geetest/register?t=" + (new Date()).getTime(), // 加随机数防止缓存
            type: "get",
            dataType: "json",
            success: function (data) {
                // 使用initGeetest接口
                // 参数1:配置参数
                // 参数2:回调,回调的第一个参数验证码对象,之后可以使用它做appendTo之类的事件
                initGeetest({
                    gt: data.gt,
                    challenge: data.challenge,
                    product: "popup", // 产品形式,包括:float,embed,popup。注意只对PC版验证码有效
                    offline: !data.success // 表示用户后台检测极验服务器是否宕机,一般不需要关注
                    // 更多配置参数请参见:http://www.geetest.com/install/sections/idx-client-sdk.html#config
                }, handlerPopup);
            }
        });
    
    
    </script>
    
    
    </body>
    </html>
    login.html

    百度语音提示

    安装百度文字装语音模块

    pip install baidu-aip 

    播放audio的标签

     <embed height="1" width="1" src="/media/audio/{{ request.session.username }}/audio.mp3">
    import datetime
    import os,time
    from aip import AipSpeech
    from django.conf import settings
    import threading
    
    class Speak_timeout(threading.Thread):
        APP_ID = '14895770'
        API_KEY = 'PDpuxPZ3pLo9Lx7wsjFXZlAB'
        SECRET_KEY = '1OpDz7xyc6xnWSWUUIGnxT87zEkWtj73'
        client = AipSpeech(APP_ID, API_KEY, SECRET_KEY)
        member = {'van': '刘浩', 'markguo': '郭光', 'owen.wu': '吴诗萌',
                  'benson': '曹立林', 'zhanggen': '张根', 'lvhongfang': '吕洪芳'}
    
        def __init__(self, request, models):
            super(Speak_timeout,self).__init__()
            self.request = request
            self.curent_user = request.session.get('username')  # session
            self.audio_path = os.path.join(settings.MEDIA_ROOT, 'audio', self.curent_user)
            self.file_name = os.path.join(self.audio_path, 'audio.mp3')
            self.models = models
    
        def timeout_count(self):
            temp = self.models.Worker_order.objects.filter(level__in=[1, 2, 3], agent=self.curent_user,
                                                           status__in=[0,1,3])
    
            if temp:  # 就是有未处理的工单
                self.count = 0
                for w in temp:
                    enddate = datetime.datetime.strptime(w.enddate, '%Y年%m月%d日%H时%M分%S秒')
                    if enddate < datetime.datetime.now():  # 代表:未处理&超时 工单
                        self.count += 1
    
                if self.count:
                    chinese_name = self.member.get(self.curent_user)
                    self.curent_user = chinese_name if chinese_name else self.curent_user
                    content = 'HI:%s 你有%s条超时工单!' % (self.curent_user,self.count)
                    self.speak(content=content)
    
    
            if os.path.exists(self.audio_path) is False:
                os.makedirs(self.audio_path)
    
            else:
                if self.count==0 and os.path.isfile(self.file_name):
                    os.remove(self.file_name)
    
        def speak(self, content):
            if not os.path.exists(self.audio_path):
                os.makedirs(self.audio_path)
            result = self.client.synthesis(content, 'zh', 1, {
                'vol': 5, 'per': 4
            })
            # 识别正确返回语音二进制 错误则返回dict 参照下面错误码
            if not isinstance(result,dict):
                with open(self.file_name,'wb') as f:
                    f.write(result)
    
        def run(self):
            self.timeout_count()
    百度文字转语音
    class WorOrder_Middleware(RbacMiddleware,MiddlewareMixin):
        def process_request(self,request):
            if request.path_info not in ['/login/','/pc-geetest/register','/arya/cmdb/worker_order/handle/']:
                speak_obj=Speak_timeout(request,models) #工单语言
                speak_obj.start()
    Django中间件

     

    python3调用zabbix3API

    zabbix提供着丰富的API功能,但在使用它们的前提是你需要得到1个授权码;

    zabbix文档

    import requests
    import json
    class Smart_select(object):
        members = {
            'owen.wu': {
                "mediatypeid": "10", #原来 'mediatypeid': '5', 'type': '1', 'description': '微信_DB'
                "sendto": "owen.wu@bestseller.com.cn",
                "active": 0,
                "severity": 63,
                "period": "1-7,00:00-24:00",
            },
            'zhanggen': {
                "mediatypeid": "10", #
                "sendto": "zhanggen@bestseller.com.cn",
                "active": 0,
                "severity": 63,
                "period": "1-7,00:00-24:00",
            },
            'markguo': {
                "mediatypeid": "10",
                "sendto": "markguo@bestseller.com.cn",
                "active": 0,
                "severity": 63,
                "period": "1-7,00:00-24:00",
            },
            'lvhongfang': {
                "mediatypeid": "10",
                "sendto": "lvhongfang@bestseller.com.cn",
                "active": 0,
                "severity": 63,
                "period": "1-7,00:00-24:00",
            },
        }
        zabbix_api= 'http://10.150.22.211/zabbix/api_jsonrpc.php'
        headers = {'content-type':'application/json-rpc'}
        auth_data = json.dumps(
            {"jsonrpc": "2.0",'method': 'user.login', 'params': {"user": 'admin', "password": '123123xxx'}, "auth": None,
             'id': 0})
    
        def __init__(self,current_user):
            self.current_user=current_user
            self.auth = requests.post(url=self.zabbix_api, headers=self.headers, data=self.auth_data).json()['result']
    
        def select(self):
            self.updatemedia_data = json.dumps({
                "jsonrpc": "2.0",
                "method": "user.updatemedia",
                "params": {
                    "users": [
                        {
                            "userid": "1"  #admin组
                        }
                    ],
                    "medias":self.members[self.current_user]
                },
                "auth": self.auth,
                "id": 1
            })
            response=requests.post(url=self.zabbix_api,data=self.updatemedia_data,headers=self.headers).json()
            print(response)
            return response
    调用zabbix api 每周自动更新admin用户的媒介

     触发报警

    动作发送给用户

    用户关联媒介

     zabbix目前使用Admin 用户调用了zabbix报警推送到运维平台  媒介       

    Zabbix报警推送到运维平台 markguo@bestseller.com.cn 1-7,00:00-24:00 已启用

    纪念2次zabbix报警无法调用微信接口的问题

    多个media媒介同时调用微信接口冲突

    解决:zabbix报警流程分析,重新创建报警流程

     新用户--->关联新媒介-->调用不同文件名python脚本 

    新动作---->发送新用户

    class Smart_select(object):
        members = {
            'owen.wu': {
                "mediatypeid": "13",  # 原来 'mediatypeid': '5', 'type': '1', 'description': '微信_DB'
                "sendto": "owen.wu@bestseller.com.cn",
                "active": 0,
                "severity": 63,
                "period": "1-7,00:00-24:00",
            },
            'zhanggen': {
                "mediatypeid": "13",  #
                "sendto": "zhanggen@bestseller.com.cn",
                "active": 0,
                "severity": 63,
                "period": "1-7,00:00-24:00",
            },
            'markguo': {
                "mediatypeid": "13",
                "sendto": "markguo@bestseller.com.cn",
                "active": 0,
                "severity": 63,
                "period": "1-7,00:00-24:00",
            },
            'lvhongfang': {
                "mediatypeid": "13",
                "sendto": "lvhongfang@bestseller.com.cn",
                "active": 0,
                "severity": 63,
                "period": "1-7,00:00-24:00",
            },
        }
        zabbix_api = 'http://10.150.22.211/zabbix/api_jsonrpc.php'
        headers = {'content-type': 'application/json-rpc'}
        auth_data = json.dumps(
            {"jsonrpc": "2.0", 'method': 'user.login', 'params': {"user": 'admin', "password": '123123xxx'}, "auth": None,
             'id': 0})
    
        def __init__(self, current_user):
            self.current_user = current_user
            self.auth = requests.post(url=self.zabbix_api, headers=self.headers, data=self.auth_data).json()['result']
    
        def select(self):
            self.updatemedia_data = json.dumps({
                "jsonrpc": "2.0",
                "method": "user.updatemedia",
                "params": {
                    "users": [
                        {
                            "userid": "21"  # admin组
                        }
                    ],
                    "medias": self.members[self.current_user]
                },
                "auth": self.auth,
                "id": 1
            })
            response = requests.post(url=self.zabbix_api, data=self.updatemedia_data, headers=self.headers).json()['result']
            return response
    
        def get_media_type(self):
            self.get_media_type_data = json.dumps({
                "jsonrpc": "2.0",
                "method":"mediatype.get",
                "params": {
                    "output": "extend"
                },
                "auth": self.auth,
                "id": 1
            })
            response = requests.get(url=self.zabbix_api, data=self.get_media_type_data, headers=self.headers).json()['result']
            for i in response:
                print(i)
            return response
        def get_users(self):
            self.get_user_data = json.dumps({
                "jsonrpc": "2.0",
                "method": "user.get",
                "params": {
                    "output": "extend"
                },
                "auth": self.auth,
                "id": 1
            })
            response = requests.get(url=self.zabbix_api, data=self.get_user_data, headers=self.headers).json()['result']
            return response
    
        def get_usermedia(self):
            self.get_user_data = json.dumps(
                {
                    "jsonrpc": "2.0",
                    "method": "usermedia.get",
                    "params": {
                        "output": "extend",
                        "userids": "1"
                    },
                    "auth": self.auth,
                    "id": 1
                }
    
            )
            response = requests.get(url=self.zabbix_api, data=self.get_user_data, headers=self.headers).json()['result']
            return response
    python 调用zabbix api示例代码

    https://blog.csdn.net/weixin_33875839/article/details/88226753

    Django-jet

    Django-jet的功能就是对Django的 Django-admin后台管理插件进行美化

    参考博客

    GitHub地址

                            yagmail发送邮件

    yagmail模块是1个极其好用的邮件发送模块

    0.安装yagmail模块

    [root@cmdb /]# pip install yagmail

    1.配置邮箱

     2.设置授权码

     3.使用yagmail模块

    注意 password="授权码”,如果按照以上的步骤操作之后仍然报错

    smtplib.SMTPDataError: (554, b'DT:SPM 163 smtp1,C9GowAD32Bi_sxhcdfRjAw--.682S2 1545122751,please see http://mail.163.com/help/help_spam_16.htm?ip=219.142.140.226&hostid=smtp1&time=1545122751')
    
    Process finished with exit code 1

    就换个IP地址!!

    import yagmail
    
    # 连接邮箱服务器
    yag = yagmail.SMTP(user="13220198866@163.com", password="步骤2设置的授权码", host="smtp.163.com")
    
    # 邮箱正文
    contents = ['韦哥,我正在用yagmail这个库给你发邮件,感觉贼鸡巴简单']
    
    # # 发送邮件,给一个人
    # yag.send('645172205@qq.com', 'subject', contents)
    
    #给多个人发送邮件,并发送附件
    yag.send(['645172205@qq.com', '454381958@qq.com'], '发送附件', conte

    python-nmap模块

    nmap是一款功能强大网络扫描、嗅探工具,正好用它去自动发现主机,做CMDB信息采集工作;

    0.Linux安装

     wget http://nmap.org/dist/nmap-6.40-1.x86_64.rpm 
     rpm -Uvh nmap-6.40-1.x86_64.rpm

    2.pip安装python-nmap模块

    pip3.6 install python-nmap

    3.简单使用

    import nmap
    nm=nmap.PortScanner()
    result=nm.scan('192.168.1.0/24',arguments="-sP").get('scan') # 
    
    for k,v in result.items(): #result返回1个大字典{'nmap': '本次扫描元信息描述','scan':'扫描结果'}
        print(k,v)
    '''
    ('192.168.1.0',
     {'nmap': {'command_line': 'nmap -oX - -p 22,80,8888,8080,443 -sS 192.168.1.0',           #本次扫描元信息描述
               'scaninfo': {'tcp': {'method': 'syn', 'services': '22,80,443,8080,8888'}},
               'scanstats': {'timestr': 'Thu Dec 20 09: 49:40 2018',
               'elapsed': '9.16',
               'uphosts': '0',
               'downhosts': '1',
               'totalhosts': '1'}
     },
     'scan': {}})                                                                        #扫描结果
    192.168.112.1 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.1', 'mac': '1C:6A:7A:0B:1D:FF'}, 'vendor': {'1C:6A:7A:0B:1D:FF': 'Cisco Systems'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.2 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.2', 'mac': '00:6B:F1:08:30:65'}, 'vendor': {'00:6B:F1:08:30:65': 'Cisco Systems'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.4 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.4', 'mac': '90:60:F1:39:DC:03'}, 'vendor': {'90:60:F1:39:DC:03': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.5 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.5', 'mac': 'B0:19:C6:A8:25:50'}, 'vendor': {'B0:19:C6:A8:25:50': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.8 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.8', 'mac': 'E4:B3:18:39:6C:0A'}, 'vendor': {'E4:B3:18:39:6C:0A': 'Intel Corporate'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.9 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.9', 'mac': '48:45:20:47:07:66'}, 'vendor': {'48:45:20:47:07:66': 'Intel Corporate'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.10 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.10', 'mac': '24:F6:77:23:A3:C1'}, 'vendor': {'24:F6:77:23:A3:C1': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.12 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.12', 'mac': 'D8:1D:72:81:C3:72'}, 'vendor': {'D8:1D:72:81:C3:72': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.13 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.13', 'mac': '30:B4:9E:C7:63:0B'}, 'vendor': {'30:B4:9E:C7:63:0B': 'Tp-link Technologies'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.15 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.15', 'mac': 'A0:D7:95:62:95:4B'}, 'vendor': {'A0:D7:95:62:95:4B': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.16 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.16', 'mac': '38:53:9C:3B:C0:74'}, 'vendor': {}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.21 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.21', 'mac': '3C:2E:F9:88:08:86'}, 'vendor': {'3C:2E:F9:88:08:86': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.22 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.22', 'mac': '20:F7:7C:73:D4:29'}, 'vendor': {}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.23 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.23', 'mac': '5C:1D:D9:46:46:88'}, 'vendor': {}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.24 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.24', 'mac': '70:77:81:3B:85:51'}, 'vendor': {'70:77:81:3B:85:51': 'Hon Hai Precision Ind.'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.25 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.25', 'mac': '70:48:0F:4D:53:47'}, 'vendor': {'70:48:0F:4D:53:47': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.26 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.26', 'mac': '90:B0:ED:69:07:94'}, 'vendor': {'90:B0:ED:69:07:94': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.27 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.27', 'mac': 'E4:A7:A0:34:E3:9C'}, 'vendor': {'E4:A7:A0:34:E3:9C': 'Intel Corporate'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.29 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.29', 'mac': '90:DD:5D:82:C5:D9'}, 'vendor': {}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.30 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.30', 'mac': 'EC:D0:9F:97:D1:4D'}, 'vendor': {'EC:D0:9F:97:D1:4D': 'Xiaomi Communications'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.31 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.31', 'mac': '38:89:2C:65:26:47'}, 'vendor': {}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.32 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.32', 'mac': '24:F0:94:C0:EB:61'}, 'vendor': {'24:F0:94:C0:EB:61': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.33 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.33', 'mac': '04:B1:67:60:79:B0'}, 'vendor': {}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.35 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.35', 'mac': '34:AB:37:F1:6F:06'}, 'vendor': {'34:AB:37:F1:6F:06': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.38 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.38', 'mac': 'E0:33:8E:AE:60:62'}, 'vendor': {}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.40 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.40', 'mac': '38:53:9C:EC:9F:FF'}, 'vendor': {}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.42 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.42', 'mac': '90:94:97:16:50:35'}, 'vendor': {}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.46 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.46', 'mac': 'E4:9A:DC:B6:BF:B8'}, 'vendor': {'E4:9A:DC:B6:BF:B8': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.47 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.47', 'mac': '70:48:0F:37:A0:71'}, 'vendor': {'70:48:0F:37:A0:71': 'Apple'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.49 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.49', 'mac': 'B0:E5:ED:B0:E5:11'}, 'vendor': {'B0:E5:ED:B0:E5:11': 'Huawei Technologies'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    192.168.112.50 {'hostnames': [{'name': '', 'type': ''}], 'addresses': {'ipv4': '192.168.112.50', 'mac': '30:B4:9E:A9:25:D3'}, 'vendor': {'30:B4:9E:A9:25:D3': 'Tp-link Technologies'}, 'status': {'state': 'up', 'reason': 'arp-response'}}
    

    4.nmap使用参数

    -sP :进行ping扫描 这个命令可以用于探测局域网有哪些机器 打印出对ping扫描做出响应的主机,不做进一步测试(如端口扫描或者操作系统探测):
    -sn:  Ping Scan - disable port scan  #ping探测扫描主机,不进行端口扫描 (测试过对方主机把icmp包都丢弃掉,依然能检测到对方开机状态)
    -sA (发送tcp的ack包进行探测,可以探测主机是否存活)

    5.高级用法

    -sS :半开放扫描(非3次握手的tcp扫描)

    使用频率最高的扫描选项:SYN扫描,又称为半开放扫描,它不打开一个完全的TCP连接,执行得很快,效率高

    一个完整的tcp连接需要3次握手,而-sS选项不需要3次握手) 缺点:它需要root/administrator权限执行

     sT:3次握手方式tcp的扫描
    sU:udp端口的扫描

    Udp scan(sU) 顾名思义,这种扫描技术用来寻找目标主机打开的UDP端口.它不需要发送任何的SYN包,因为这种技术是针对UDP端口的。UDP扫描发送UDP数据包到目标主机,并等待响应,
    sW:窗口扫描  
    sV:版本检测(sV)
    版本检测是用来扫描目标主机和端口上运行的软件的版本,如下扫描,多出了ssh的版本信息 

    更多nmap 参数参考

    telnetlib模块

    telnet是Linux中测试远程主机端口是否开启、登录远程主机、交互机的工具,python也是有模块与之对应的,它就是telnetlib模块;

    其实telnetlib模块 通过telnet协议登录服务器,然并卵 不是有paramiko模块吗?其实是有telnetlib做一个登录交换机的程序还可以哈哈哈~;

    我只是用telnetlib模块 过滤主机列表中的服务器IP 是否为Linux服务器?在ssh服务开启在22号端口的前提下;

    import  telnetlib
    #判定是否为Linux系统(约定开启22号端口)
    tn=telnetlib.Telnet(host='172.17.10.112',port='22',timeout=4)
    result=tn.read_until(b"
    ") #读取截止到 /n的返回结果; b'SSH-2.0-OpenSSH_5.3
    '
    print(result)

            pexpect模块      

    1.pexpect简介

    pexpect是通过

    • 0.启动子进程
    • 1.去连接Linux主机
    • 2.执行shell相关命令
    • 3.通过正则匹配 缓冲区执行结果
    • 4.返回不同响应结果

    的方式实现了于Linux主机自动交互的 Python 模块。

    2.简单使用

    #!/usr/bin/python3
    import pexpect
    #spawn类启动一个子程序,有丰富的方法实现对 子程序的控制
    ssh_k=pexpect.spawn('ssh root@172.16.22.1 -p22')#生成子程序,去连接192.168.1.18
    
    #ssh_k.expect('[p,P]assword:')
    #expect 已正则表达式的方式:匹配缓冲区执行结果包含password:的内容;
    # 正则匹配成功 返回0,正则匹配不成功一直等待返回,直到子程序到达超时时间(30秒);
    
    ret=ssh_k.expect([pexpect.EOF,pexpect.TIMEOUT,'password'])
    print(ret)
    #匹配3种情况:错误输出:pexpect.EOF 超时:pexpect.TIMEOUT 正确:password
    #正则匹配pexpect.EOF返回0 ,pexpect.TIMEOUT 返回1 , password成功 返回2,

    3.向子程序发送指令

    send():            发送执行指令时会 自动加回车符 /n
    sendline():        发送执行指令 不会自动加回车符
    sendcontrol(char):  发送控制符 ctrl c

    4.自动登录Linux主机并切换到Oracle用户;

    import pexpect
    import sys
    password='EC_history&LINGzhi'
    ssh=pexpect.spawn('ssh root@10.102.6.38 -p 22')
    status=ssh.expect(['password:','continue connecting (yes/no)?',pexpect.TIMEOUT,pexpect.EOF],timeout=50)
    if status==0:
        ssh.sendline(password)  #注意输入密码 不要使用send 不需要
    回车!
    elif status ==1:
        ssh.send('yes')
        ssh.expect('password: ')
        ssh.sendline(password)
    elif status==2:
        print('贱婢做了好久~做不到')
    elif status==3:
        print('贱婢死爹了,您请回!')
        sys.exit('Bye...')
    index=ssh.expect(['#',pexpect.EOF,pexpect.TIMEOUT])
    if index==0:
        print('You were logged in as root.')
        ssh.sendline('su - oracle')
        ssh.sendline('whoami')
        status=ssh.expect(['oracle', pexpect.EOF, pexpect.TIMEOUT])
        if status==0:
            print('切换到oracle用户!')

    5.pexpect的nteract() 和远程主机交互

    import pexpect
    import sys
    password='EC_history&LINGzhi'
    ssh=pexpect.spawn('ssh root@10.102.6.38 -p 22')
    status=ssh.expect(['password:','continue connecting (yes/no)?',pexpect.TIMEOUT,pexpect.EOF],timeout=50)
    if status==0:
        ssh.sendline(password)  #注意输入密码 不要使用send 不需要
    回车!
    elif status ==1:
        ssh.send('yes')
        ssh.expect('password: ')
        ssh.sendline(password)
    elif status==2:
        print('贱婢做了好久~做不到')
    elif status==3:
        print('贱婢死爹了,您请回!')
        sys.exit('Bye...')
    index=ssh.expect(['#',pexpect.EOF,pexpect.TIMEOUT])
    if index==0:
        print('You were logged in as root.')
        ssh.interact()  #直接 进入远程主机交互式模式

    6.python远程登录Linux各模块小结

    fabric:方便与shell脚本结合,擅长批量部署,任务管理。

    paramiko:方便嵌套系统平台中,擅长远程执行命令,文件传输,自身不执行多进程;

    pexpect擅长自动交互,比如ssh、ftp、telnet,原生支持多线程

    参考

    ASE加密解密

    有时候我们不能把一些敏感信息直接存储到文件或者数据库里,所有就需要加密之后再存储;

    ASE对称加密算法

    加密/解密双方 约定好 对称的加密/解密规则 (以什么规则加密的 就以什么规则解密)

    pip install pycryptodome  #安装pycryptodome模块
    import base64
    from Crypto.Cipher import AES
    
    # str不是16的倍数那就补足为16的倍数
    def add_to_16(text):
        while len(text) % 16 != 0:
            text += '' # 就是加1个长度,直到加到长度为16
        return str.encode(text)  # 返回bytes
    
    key = 'woshinibaba!'  # 密码
    text = 'zhanggen'  # 待加密文本
    
    
    #对称加密算法:加密/解密双方 约定好 对称的加密/解密规则 (以什么规则加密的 就以什么规则解密)
    aes = AES.new(add_to_16(key), AES.MODE_ECB)  # 初始化加密器接收 1个16位长度的字符串
    #使用add_to_16  加密
    encrypted_text = str(base64.encodebytes(aes.encrypt(add_to_16(text))), encoding='utf8').replace('
    ', '')
    #使用add_to_16  解密
    text_decrypted = str(aes.decrypt(base64.decodebytes(bytes(encrypted_text, encoding='utf8'))).rstrip(b'').decode("utf8"))
    
    print('加密值:', encrypted_text)
    print('解密值:', text_decrypted)

    在线AES加密解密

    ssh无密码登录

    如果你想不通过密码的方式登录1个Linux主机,A------>B ;

    A:本机  B:目标主机

    1.本机生成一对公、私钥

    ssh-keygen -t rsa            #一组公私钥在~/.ssh/

    2.本机将公钥拷贝到 目标主机

     scp ~/.ssh/id_rsa.pub root@192.168.1.18:~/.ssh/

    #-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------#

    3.目标主机创建authorized_keys文件

    cat id_rsa.pub >> ~/.ssh/authorized_keys

    4.设置目标主机权限 

    sudo chmod 700 ~/.ssh
    sudo chmod 700 /home/当前用户
    sudo chmod 600 ~/.ssh/authorized_keys

    5.目标主机修改sshd服务配置文件

    vi /etc/ssh/sshd_config
    StrictModes no

    6.目标主机重启sshd服务

    [root@svnnew .ssh]# /etc/init.d/sshd restart
    停止 sshd:                                                [确定]
    正在启动 sshd:                                            [确定]

    Python的ConfigParser模块

    Parser模块用于读取配置文件内容

    from configparser import ConfigParser
    '''
    [db]
    db_port = 3306
    db_user = root
    db_host = 127.0.0.1
    db_pass = xgmtest
    
    [concurrent]
    processor = 20
    thread = 10
    
    
    [zabbix]
    host= 3306
    port = root
    username=admin
    password = 127.0.0.1
    
    '''
    cp = ConfigParser()
    cp.read("test.config")#读取配置文件
    section = cp.sections() #获取所有的secetions         ['db', 'concurrent', 'zabbix']
    items=cp.items('zabbix')#获取当个secetion中的item  [('host', '3306'), ('port', 'root'), ('username', 'admin'), ('password', '127.0.0.1')]
    str_port=cp.get('zabbix',"host") #获取item中的值(str类型)   '3306'
    int_port=cp.get('zabbix',"host")#获取item中的值(int类型)  3306
    print(int_port)
    from configparser import ConfigParser


    Python操作crontab

    crontab是运维工作里不可缺少的一环,如何通过自动化的方式让它使用起来更加快捷,简单呢?Python中有1个模块对其进行了封装;

    pip install python-crontab

    PS:

    当我下载完了python-crontab模块之后,想获取1个job的执行日志,死活获取不到,还好我没有死心,

    发现了python-crontab模块源码中的正则表达式 和 我的crontable日志 match不上,竟然少了1个D

    MATCHER = r'(?P<date>w+ +d+ +dd:dd:dd) (?P<host>w+) ' + 
            r'CRON[(?P<pid>d+)]: ((?P<user>w+)) CMD ((?P<cmd>.*))'

                                             查询每个job的日志就是通过这种正则匹配出来的

    Jun  6 15:43:01 cmdb CROND[11986]: (root) CMD (python3 /root/cmdb_rbac_arya/check_late_work_order.py)
    Jun  6 15:44:01 cmdb CROND[11997]: (root) CMD (echo date >> ~/time.log # zhanggen)
    Jun  6 15:44:01 cmdb CROND[11998]: (root) CMD (echo date >> ~/time.log # zhanggen)
    Jun  6 15:44:01 cmdb CROND[12001]: (root) CMD (echo date >> ~/time.log # zhanggen)
    Jun  6 15:44:01 cmdb CROND[11999]: (root) CMD (echo date >> ~/time.log # zhanggen)
    Jun  6 15:44:01 cmdb CROND[12000]: (root) CMD (python3 /root/cmdb_rbac_arya/check_late_work_order.py)
    Jun  6 15:45:01 cmdb CROND[12009]: (root) CMD (python3 /root/cmdb_rbac_arya/check_late_work_order.py)
    Jun  6 15:46:01 cmdb CROND[12021]: (root) CMD (python3 /root/cmdb_rbac_arya/check_late_work_order.py)
    Jun  6 15:46:01 cmdb CROND[12022]: (root) CMD (echo date >> ~/time.log # zhanggen)
    Jun  6 15:46:01 cmdb CROND[12023]: (root) CMD (echo date >> ~/time.log # zhanggen)
    Jun  6 15:46:01 cmdb CROND[12024]: (root) CMD (echo date >> ~/time.log # zhanggen)
    Jun  6 15:46:01 cmdb CROND[12025]: (root) CMD (echo date >> ~/time.log # zhanggen)
    from crontab import CronTab
    
    cron  = CronTab(user=True,log='/var/log/cron') # 代表 crontab -l 中的所有 job ,log为crontable 的日志路径
    
    
    ##创建job
    # job = my_user_cron.new(command='echo date >> ~/time.log')#在crontab -l 列表中创建 job
    # job.setall('*/2 * * * *')                                  #设置执行时间
    # job.set_comment("zhanggen")                             #设置任务描述
    # job.enable()                                            #启用/禁用
    # my_user_cron.write()
    
    # #通过_comment、_command、_time 3种形式查找job
    # job1=list(cron.find_comment('zhanggen'))[0] #获取1条crontable记录的最近1条日志,注意日志排列为倒序
    # job2=list(cron.find_command('echo date'))[0] # matches foobar1
    # job3=list(cron.find_time('*/2'))[0]
    #
    # #查看job的日志记录
    # latest_log1=list(job1.log)[1]
    # latest_log2=list(job2.log)[1]
    # latest_log3=list(job3.log)[1]
    
    
    #删除job对象
    # cron.remove(job)
    # cron.remove_all(command= 'echo')
    cron.remove_all(comment='zhanggen')
    # cron.remove_all(time='*/2')
    
    #提交执行结果
    cron.write() #最后写入才会生效
    代码 

                       定时任务框架APScheduler

    1.APScheduler结合Django

    from django.shortcuts import render,HttpResponse
    from apscheduler.schedulers.background import BackgroundScheduler
    from django_apscheduler.jobstores import DjangoJobStore, register_events, register_job
    scheduler = BackgroundScheduler()
    scheduler.add_jobstore(DjangoJobStore(), "default")
    scheduler.start()
    def time_task(**task):
        print(task)
    from django_apscheduler import models
    from datetime import datetime
    
    register_events(scheduler)
    
    def task(request):
        # obj=scheduler.get_job(job_id='zhanggen')
    
        #
        # scheduler.remove_job(job_id='zhanggen')#s删除
        scheduler.add_job(name='您好',func=time_task,trigger="interval",seconds=3,id='七点',kwargs={'name':'zhanggen'})
        scheduler.add_job(name='您好', func=time_task, trigger="interval", seconds=3, id='八点', kwargs={'name': '张根'})
        # scheduler.add_job(name='您好',id='六点',func=time_task,trigger='date',run_date=datetime(2019,6,27,17,58,5),kwargs={'name':'zhanggen'})
        objs = models.DjangoJob.objects.filter(name__endswith='六点')
        print(objs)
        # obj = scheduler.get_job(job_id='benson')
        # obj.remove()#删除
        # obj.pause()#暂停
        #obj.resume()#恢复
        return HttpResponse('OK')
    views.py

    ldap3

    使用ldap用户认证:

    0.让管理ldap服务器的运维人员给你开通账号

    2.使用Python登录验证

    from ldap3 import Server, Connection
    def Ldap_auth(username,pasword):
        '''
    
        :param username:你的用户名
        :param pasword: 你的密码
        :return: 验证成功:success 验证失败:invalidCredentials
        '''
        ldaphost = ("ldap://10.10.82.222:10389")
        s = Server(ldaphost)
        conn2 = Connection(s,user='uid={0},ou=people,dc=example,dc=com'.format(username) , password=pasword,check_names=True, lazy=False,raise_exceptions=False)
        conn2.bind()
        return conn2.result["description"]
    
    ret=Ldap_auth('zhanggen','zhanggen123.com')
    print(ret)
    ldap3验证

     ldap获取所有用户信息

    import ldap
    def get_userinfo_from_ldap():
        try:
            server = "ldap://10.10.82.222:10389"
            membersDN ="ou=people,dc=example,dc=com"
            groups_DN="ou=groups,dc=example,dc=com"
    
            conn = ldap.initialize(server)
            conn.set_option(ldap.OPT_REFERRALS, 0)
            conn.protocol_version = ldap.VERSION3
            filterstr = '(objectClass=organizationalPerson)'
            # 获取的字段
            attrlist = ['uid', 'displayName']
            conn.search(membersDN, ldap.SCOPE_ONELEVEL,
                        filterstr=filterstr, attrlist=attrlist)
            code, members = conn.result(timeout=3)
    
            name_map = {}
            for member in members:
                data = member[1]
                uid = data.get('uid', [''])[0].decode(
                    encoding='utf-8')
                displayName = data.get('displayName', [''])[
                    0].decode(encoding='utf-8')
                if uid:
                    name_map[uid] = displayName
            conn.unbind_s()
    
            return True, name_map
        except ldap.LDAPError as e:
    
            return False
        pass
    
    print(get_userinfo_from_ldap())
    获取所有用户信息

     调用Ucloud API

    import base64
    import hashlib
    import json
    import os
    import sys
    import urllib.parse
    import urllib.request
    
    sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
    import conf
    
    
    class UCloudHelper():
        def __init__(self):
            pass
    
        def get_token(self, uhost_id, uhost_name):
            return hashlib.md5(('%s%s' % (uhost_id, uhost_name)).encode('utf8')).hexdigest()[:16]
    
        def __generate_url(self, params):
            # 1. 把排好序的k,v+private key作为明文
            params['PublicKey'] = conf.ucloud_public_key
            s = ''.join([''.join((k, params[k])) for k in sorted(params.keys())])
            s = '%s%s' % (s, conf.ucloud_private_key)
            # 2. sha1加密
            params['Signature'] = hashlib.sha1(s.encode('utf8')).hexdigest()
            # 3. 请求ucloud
            url = 'https://api.ucloud.cn/?%s' % urllib.parse.urlencode(params)
            # print('params: %s' % params)
            # print('url: %s' % url)
            return url
    
        def describe_all_uhosts(self, limit):
            '''返回一坨实例信息'''
            params = {
                'Action': 'DescribeUHostInstance',
                'Region': conf.ucloud_region,
                'Tag': conf.ucloud_tag,
                'Limit': str(limit),
            }
            return self.__generate_url(params)
    
        def describe_uhost_instance(self, uhost_id):
            '''返回一个实例的信息'''
            params = {
                'Action': 'DescribeUHostInstance',
                'Region': conf.ucloud_region,
                'Tag': conf.ucloud_tag,
                'UHostIds.0': uhost_id,
            }
            return self.__generate_url(params)
    
        def describe_image(self):
            '''返回镜像'''
            params = {
                'Action': 'DescribeImage',
                'Region': 'cn-bj2',
                # 'Zone':'cn-bj2',
                'ImageType': 'Base'
            }
            return self.__generate_url(params)
    
        def parse_image(self, result):
            '''describe_image结果解析'''
            prefix = 'sensors-analytics-saas-'
            # prefix = 'sensors-analytics-standalone'
            ret = []
            for image in result['ImageSet']:
                if image['ImageName'].startswith(prefix):
                    image['Version'] = tuple([int(x) for x in image['ImageName'].replace(prefix, '').split('.')])
                    ret.append(image)
            if not ret:
                raise Exception('cannot find %s image: %s!' % (prefix, str(result)))
            return sorted(ret, key=lambda x: x['Version'])[-1]
    
        #def create_uhost_instance(self, name, cpu, memory, disk, host_type, image_id,MachineType=False):
        def create_uhost_instance(self, image_id):
            '''创建一个新的实例'''
            # image = self.describe_image() -> image['ImageId']
            params = {
                'Action': 'CreateUHostInstance',
                'Region': conf.ucloud_region,
                'Zone': conf.ucloud_zone,
                'Tag': conf.ucloud_tag,
                'ImageId': 'uimage-5fhmo0',#image_id,
                'LoginMode': 'Password',
                'Password': base64.b64encode(conf.ucloud_default_password.encode('utf8')).decode('utf8'),
                'CPU': str(4),
                'Memory': str(1024 * 16),
                'StorageType': 'LocalDisk',
                'DiskSpace': str(200),
                'Name': 'cloud-TEST',
                "MachineType": 'O',
                # 'UHostType': host_type,
                # 'HostType': 'N2',
                'ChargeType': 'Month',
            }
            if image_id=='111':
               pass
    
            print('创建主机的参数:',params,'
    ')
            return self.__generate_url(params)
    
        def delete_uhost_instance(self, uhost_id):
            '''关闭实例'''
            params = {
                'Action': 'TerminateUHostInstance',
                'UHostId': uhost_id,
                'Region': conf.ucloud_region,
            }
            return self.__generate_url(params)
    
        def stop_uhost_instance(self, uhost_id):
            '''暂停实例'''
            params = {
                'Action': 'StopUHostInstance',
                'UHostId': uhost_id,
                'Region': conf.ucloud_region,
            }
            return self.__generate_url(params)
    
        def start_uhost_instance(self, uhost_id):
            '''启动实例'''
            params = {
                'Action': 'StartUHostInstance',
                'UHostId': uhost_id,
                'Region': conf.ucloud_region,
            }
            return self.__generate_url(params)
    
        def reinstall_uhost_instance(self, image_id, uhost_id, reserve_disk=False):
            '''重装实例 返回重装后的版本号'''
            # image = self.describe_image() -> image['ImageId']
            params = {
                'Action': 'ReinstallUHostInstance',
                'UHostId': uhost_id,
                'Region': conf.ucloud_region,
                'Password': base64.b64encode(conf.ucloud_default_password.encode('utf8')).decode('utf8'),
                'ReserveDisk': {True: 'Yes', False: 'No'}[reserve_disk],
                'ImageId': image_id,
            }
            return self.__generate_url(params)
    if __name__ == '__main__':
        h=UCloudHelper()
    
    
    
    
    '''
    创建主机的参数: {'Action': 'CreateUHostInstance', 'Region': 'cn-bj2', 'Zone': 'cn-bj2-05', 'Tag': '云试用版本', 'ImageId': 'uimage-5fhmo0', 'LoginMode': 'Password', 'Password': 'TWh4ektobDIwMTU=', 'CPU': '4', 'Memory': '16384', 'StorageType': 'LocalDisk', 'DiskSpace': '200', 'Name': 'cloud-TEST', 'MachineType': 'O', 'ChargeType': 'Month'} 
    
    https://api.ucloud.cn/?Action=CreateUHostInstance&Region=cn-bj2&Zone=cn-bj2-05&Tag=%E4%BA%91%E8%AF%95%E7%94%A8%E7%89%88%E6%9C%AC&ImageId=uimage-5fhmo0&LoginMode=Password&Password=TWh4ektobDIwMTU%3D&CPU=4&Memory=16384&StorageType=LocalDisk&DiskSpace=200&Name=cloud-TEST&MachineType=O&ChargeType=Month&PublicKey=ucloudsangwf%40qq.com14284190000002005024391&Signature=ed8dad59f0dbf70bc5c5575854f2a3b77d174d51
    {'RetCode': 0, 'Action': 'CreateUHostInstanceResponse', 'UHostIds': ['uhost-snd4rh2n'], 'IPs': ['10.42.175.77']}
    
    '''
    ucloud_helper.py

     调用阿里云发短信API

    from django.shortcuts import render,HttpResponse
    from aliyunsdkcore.client import AcsClient
    from aliyunsdkcore.request import CommonRequest
    from django.views.decorators.csrf import csrf_exempt
    import json
    
    class Ali_SMS_API(object):
        def __init__(self,AccessKeyId,AccessKeySecret,message):
            self.AccessKeyId=AccessKeyId
            self.AccessKeySecret=AccessKeySecret
            self.message=message
            self.client = AcsClient(self.AccessKeyId,self.AccessKeySecret,'cn-hangzhou')
            self.request = CommonRequest()
            self.request.set_accept_format('json')
            self.request.set_domain('dysmsapi.aliyuncs.com')
            self.request.set_protocol_type('https')
            self.sign_name=['AA','AAAA' ]
            self.sms_template_id_list = ['SMS_167195485', 'SMS_144455004', 'SMS_142951120', 'SMS_142946117', 'SMS_142946048']
    
    
        def AllTemplates(self):#扩展方法1:查询所有短信模板
            self.request.set_method('POST')
            self.request.set_version('2017-05-25')
            self.request.set_action_name(self.message.pop('Action'))
            self.request.add_query_param('RegionId', "cn-hangzhou")
            ret = []
            for i in self.sms_template_id_list:
                self.request.add_query_param('TemplateCode',i)
                response = self.client.do_action(self.request)
                ret.append(json.loads(str(response, encoding='utf-8')))
            return ret
    
        def is_extended(self):#判断是否为扩展方法
            flag=False
            TemplateCode=self.message.get('TemplateCode')
            if TemplateCode=='AllTemplates':
                flag='AllTemplates'
            return flag
    
        def add_query_parama(self):
            self.request.set_method('POST')
            self.request.set_action_name(self.message.pop('Action'))
            self.request.set_version('2017-05-25')
            for k, v in self.message.items():
                self.request.add_query_param(k,v)
            self.request.add_query_param('RegionId', "cn-hangzhou")
    
        def get_results(self):
            self.compatible_with_get()
            if self.is_extended():
                return getattr(self,self.is_extended())()
            self.add_query_parama()
            response = self.client.do_action(self.request)
            ret = str(response, encoding='utf-8')
            # print(ret)
            return ret
        def compatible_with_get(self):#兼容Django的get 方法 [值]
            if self.message.get('method')=='get':
                self.message={k:v[0]  for k, v in self.message.items()}
                self.message.pop('method')
                self.message.pop('token')
    
    
    @csrf_exempt
    def sms_handler(request):
        ret='错误'
        token=request.GET.get('token')
        if token=='dfjdyr892jd730t8h':
            message={"token":token}
            if request.method=='GET':#/sd/ali/sms?templates=templates
                message=dict(request.GET)
                message['method']='get'
            if request.method=='POST':
                message = json.loads(request.body.decode('utf-8'))
            obj = Ali_SMS_API('LTAswUpAAPhT9bim', 'DS8AmhuUzFY',message=message)
            ret=obj.get_results()
        return HttpResponse(json.dumps(ret,ensure_ascii=False))
    
    #Sendsorsdata2020
    调用阿里云短信接口

     python查询目录

    使用Python的glob模块可以快速的路径的具体位置。

        def scan_wechat_path(self):
            for disk in psutil.disk_partitions():
                WeChatFiles = glob.glob(r"{0}\*\Documents\WeChat Files".format(disk.device))
                if WeChatFiles:
                    self.wechat_path=WeChatFiles[0]
                    break
            if self.wechat_path:
                self.scan_path(self.wechat_path)
    查询微信缓存所在路径
     
     
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  • 原文地址:https://www.cnblogs.com/sss4/p/9869464.html
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