阿里雲獲取所有例項資訊 API 使用

使用前需安裝依賴的sdk模組，可以在阿里雲後臺查詢相關API使用方式：

示例程式碼:

! /usr/bin/env python

-*- coding: utf-8 -*-

__author__ = "shuke"

Date: 2017/9/26

import json, yaml

try: from aliyunsdkcore.client import AcsClient from aliyunsdkcore import client from aliyunsdkecs.request.v20140526 import DescribeInstancesRequest except ImportError as e: print("Error: ", e) exit()

class AliCloudApi(object): """ 阿里雲API獲取資料 """ # 例項編號 hid = 1 # 所有region的主機 all_instances_dic = {}

def \_\_init\_\_(self, key, secret, zone="cn-beijing"):
    self.key = key
    self.secret = secret
    self.zone = zone
    self.client = AcsClient(self.key, self.secret, self.zone)

def instances\_count(self, page\_size=10):
    """
    返回頁碼數量
    :param page\_size:
    :return:
    """
    # 建立 request，並設定引數
    request = DescribeInstancesRequest.DescribeInstancesRequest()
    request.set\_PageSize(page\_size)
    # 發起 API 請求並列印返回
    response = self.client.do\_action\_with\_exception(request)
    ret = json.loads(response, encoding='utf-8')

    # 頁碼
    total\_page, b = divmod(ret\['TotalCount'\], page\_size)
    if b:
        total\_page = total\_page + 1
    return total\_page

def queryinstances(self):
    """
    獲取各region的例項資訊
    :return: region下所有的例項資訊
    """
    per\_region\_instances = \[\]
    try:
        total\_page = self.instances\_count()
        for page\_num in range(1, total\_page + 1):
            num = " 第%d頁 " % page\_num
            print(num.center(100, "\*"))
            # 建立 request，並設定引數
            request = DescribeInstancesRequest.DescribeInstancesRequest()
            request.set\_PageNumber(page\_num)

            # 發起 API 請求並列印返回
            response = self.client.do\_action\_with\_exception(request)
            ret = json.loads(response, encoding='utf-8')
            # print(json.dumps(ret), indent=4, ensure\_ascii=False))

            instances = ret\['Instances'\]\['Instance'\]
            for item in instances:
                ele = {}
                ele\['ZoneId'\] = item\['ZoneId'\]
                ele\['InstanceId'\] = item\['InstanceId'\]
                ele\['InstanceType'\] = item\['InstanceType'\]
                ele\['HostName'\] = item\['HostName'\]
                ele\['InstanceName'\] = item\['InstanceName'\]
                # 公網IP
                if item\['PublicIpAddress'\]\['IpAddress'\]:
                    ele\['PublicIpAddress'\] = item\['PublicIpAddress'\]\['IpAddress'\]\[0\]
                else:
                    ele\['PublicIpAddress'\] = ""
                # 私網IP
                if item\['InnerIpAddress'\]\['IpAddress'\]:
                    ele\['InnerIpAddress'\] = item\['InnerIpAddress'\]\['IpAddress'\]\[0\]
                else:
                    ele\['InnerIpAddress'\] = item\['VpcAttributes'\]\['PrivateIpAddress'\]\['IpAddress'\]\[0\]

                print(AliCloudApi.hid, ele\['ZoneId'\], ele\['InstanceId'\], ele\['InstanceType'\], ele\['HostName'\],
                      ele\['InstanceName'\], ele\['PublicIpAddress'\], ele\['InnerIpAddress'\])
                AliCloudApi.hid += 1
                # 每個例項放入列表中
                # print(ele)
                per\_region\_instances.append(ele)
            page\_num += 1
    except Exception as e:
        print("ERROR: ", e)

    return per\_region\_instances

def get\_all\_instances(self, region\_li):
    """
    獲得所有region例項
    :param region\_li: region列表
    :return:
    """
    for zone in region\_li:
        self.zone = zone
        print("\\033\[0;32mNow,start query %s region\\033\[0m" % zone)
        obj = AliCloudApi(self.key, self.secret, zone)
        per\_region\_instances = obj.queryinstances()
        AliCloudApi.all\_instances\_dic\[zone\] = per\_region\_instances

    return AliCloudApi.all\_instances\_dic
 

if __name__ == '__main__': # 載入阿里雲訪問key key_pair = yaml.load(open('aliyun.yml')) key = key_pair['key'] secret = key_pair['secret'] zones = ["cn-qingdao", "cn-hangzhou", "cn-beijing"] # for zone in zones: # print("\033[1;32mNow,start query %s region\033[0m" % zone) # obj = AliCloudApi(key, secret, zone) # per_region_instances = obj.queryinstances() # all_instances_li[zone] = per_region_instances obj = AliCloudApi(key, secret) ret = obj.get_all_instances(zones)