云服务器公网IP如何获取

云服务器公网IP如何获取

在云计算时代，越来越多的企业和个人开始使用云服务器来部署和运行自己的应用，云服务器具有弹性扩展、按需付费、易于维护等优点，但在实际使用过程中，我们可能会遇到一个问题：如何获取云服务器的公网IP地址？本文将详细介绍如何获取云服务器的公网IP地址，并提供相关问题的解答。

通过控制台获取公网IP地址

1、登录云服务器

我们需要登录到云服务器，以腾讯云为例，可以使用以下命令登录：

ssh 用户名@服务器IP地址

2、查看公网IP地址

登录成功后，我们可以使用以下命令查看公网IP地址：

curl ifconfig.me

或者查看/etc/iproute2/get_default_gateway.sh文件中的默认网关IP地址，然后通过ping命令查询对应的公网IP地址：

ping -c 1 默认网关IP地址

通过云服务器客户端获取公网IP地址

1、选择合适的云服务器客户端工具

根据所使用的云服务商，我们可以选择不同的客户端工具来查看和管理云服务器，腾讯云提供了腾讯云助手、腾讯云CLI、腾讯云SSH客户端等多种工具；阿里云提供了阿里云控制台、阿里云CLI、阿里云SSH客户端等多种工具。

2、登录云服务器客户端

使用相应的客户端工具登录到云服务器，以腾讯云CLI为例，可以使用以下命令登录：

tcli login –region [区域名称] –accessKeyId [AccessKeyID] –secretAccessKey [SecretAccessKey] –instanceId [实例ID] –type shell

3、查看公网IP地址

登录成功后，我们可以在客户端工具中查看云服务器的公网IP地址，具体操作方法因客户端工具而异，请参考相应客户端工具的使用说明。

通过API获取公网IP地址

1、获取API密钥

部分云服务商提供了API接口，可以通过API获取云服务器的公网IP地址，以腾讯云为例，我们需要先获取API密钥(包括SecretId和SecretKey),具体操作方法请参考腾讯云官方文档。

2、调用API获取公网IP地址

使用Python等编程语言调用API接口，获取云服务器的公网IP地址，以下是一个简单的示例：

import requests
import json
import time
from hashlib import sha1
import random
import string
from qcloud_cos import CosConfig, CosS3Client, CosAuth, CosException, SecretId, SecretKey, get_credentials_for_service_name, get_sts_token, MqttClient, MqttTokenInfo, enable_mqtt_event_callback, MessageNotArrivedError, QCloudApiError, InternalException, HttpErrorResponse, ErrorResponse, StorageNotFoundError, TokenExpiredError, check_reserved_word, make_url, parse_qs, urlencode, is_valid_bucket, safe_stringify, start_mqtt_client, stop_mqtt_client, get_file_id, put_object, remove_object, list_objects, head_object, upload_part, complete_multipart_upload, copy_object, get_object_to_file, append_object_from_file, delete_object, get_object_meta, generate_random_string, convert_base64_to_binary
from qcloudcdk import AppSyncStackProps as props, appsync as appsyncv1alpha1
from qcloudcdk import aws_apigateway as apigwv1alpha2p1beta1 as apigwv1alpha2p1beta1_mod, http as httpv1beta1 as httpv1beta1_mod; from qcloudcdk import awslambda as _lambda; from qcloudcdk import awss3 as s3v1alpha as s3v1alpha_mod; from qcloudcdk import awssqs as sqsv1alpha as sqsv1alpha_mod; from qcloudcdk import awssns as snsv1alpha as snsv1alpha_mod; from qcloudcdk import awsiam as iamv1alpha as iamv1alpha_mod; from qcloudcdk import core as corev1alpha as corev1alpha_mod; from qcloudcdk import cloudformation as cloudformationv1alpha as cloudformationv1alpha_mod; from qcloudcdk import tencentcloud as tencentcloudv20170312 as tencentcloudv20170312_mod; from qcloudcdk import acm as acmv1 as acmv1_mod; from qcloudcdk import cmk as cmkv1alpha as cmkv1alpha_mod; from qcloudcdk import errors as errorsv1alpha as errorsv1alpha_mod; from qcloudcdk import kms as kmsv1alpha as kmsv1alpha_mod; from qcloudcdk import logs as logsv1alpha as logsv1alpha_mod; from qcloudcdk import networkasg as networkasgv1alpha as networkasgv1alpha_mod; from qcloudcdk import queue as queuev1alpha as queuev1alpha_mod; from qcloudcdk import region as regionv1alpha as regionv1alpha_mod; from qcloudcdk import route53resolver as route53resolverv1alpha as route53resolverv1alpha_mod; from qcloudcdk import secrethub as secrethubv1alpha as secrethubv1alpha_mod; from qcloudcdk import serverlessrepo as serverlessrepov1alpha as serverlessrepov1alpha_mod; from qcloudcdk import servicediscovery as servicediscoveryv1alpha as servicediscoveryv1alpha_mod; from qcloudcdk import stepfunctions as stepfunctionsv2beta as stepfunctionsv2beta_mod; from qcloudcdk import storagetransfer as storagetransferv1alpha as storagetransferv1alpha_mod; from qcloudcdk import tencentcloudsdkcore as tencentcloudsdkcorev1alpha as tencentcloudsdkcorev1alpha_mod; from qcloudcdk import tencentcloudsdkkms as tencentcloudsdkkmsv1a