docker内部dns

Docker内部DNS是通过在容器内添加的iptables规则来实现的。这些规则自动将DNS解析请求转发到内置的DNS服务器。这样，当容器需要解析主机或其他容器的名称时，可以直接通过内部DNS解析，而无需外部依赖。通过docker run命令可以启动一个轻量级的DNS服务，并监听主机Docker的事件流，自动更新并解析IP地址分配。这样，所有容器的名称都可以被解析为A记录。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *2* [Docker 内部 DNS 原理](https://blog.csdn.net/tao12345666333/article/details/108728495)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
- *3* [docker-dns:暴露内部容器的轻量级 docker DNS 服务](https://download.csdn.net/download/weixin_42125770/19769234)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
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