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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                [TOC] ## 一 環境規劃 內核版本必須3.8以上,所以我們之間使用centos7.4 | 主機名 | IP地址 | 操作系統 | 內存 | docker版本 | | --- | --- | --- | --- |--- | | docker01 | 10.0.0.11 | centos7.4 | 4G | 1.83 | | docker02 | 10.0.0.12 | centos7.4 | 4G | 1.83 | ## 二 docker部署 ### 1. 添加yum源 ``` curl -o /etc/yum.repos.d/docker-ce.repo https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo yum clean all ``` ### 2. 安裝docker ``` yum install -y docker-ce ``` ### 3. 配置docker鏡像加速 docker的鏡像默認都從docker-hub上拉取,然而由于不可描述的原因,國內訪問速度很很慢,因此會采用鏡像加速的方式拉取鏡像,常用的有四個地址,分別是daocloud,七牛,docker-cn,阿里云,阿里云的要注冊后才能使用專用地址,使用使用方法如下 - 方法1:DaoCloud+七牛+docker-cn加速 ``` mkdir /etc/docker cat >/etc/docker/daemon.json <<EOF { "registry-mirrors": ["https://ms14dndh.mirror.aliyuncs.com", "http://hub-mirror.c.163.com", "https://registry.docker-cn.com"] } EOF ``` docker cn的加速效果很一般,如果不用阿里云的話,推薦用發放DaoCloud - 方法2:阿里云加速器 ``` 注冊阿里云賬號,才能獲取專用加速器地址,獲得路徑: https://cr.console.aliyun.com/#/accelerato ``` ### 4. 啟動docker ``` systemctl daemon-reload systemctl start docker systemctl enable docker ``` ## 三 啟動第一個docker容器 **啟動nginx容器** ```sh docker run -d -p 80:80 nginx ``` **命令參數解釋** ``` run 創建并運行一個容器 -d 放在后臺運行 -p 端口映射 nginx 鏡像的名字 ``` > 輸出結果: Unable to find image 'nginx:latest' locally latest: Pulling from library/nginx 743f2d6c1f65: Pull complete 6bfc4ec4420a: Pull complete 688a776db95f: Pull complete Digest: sha256:23b4dcdf0d34d4a129755fc6f52e1c6e23bb34ea011b315d87e193033bcd1b68 Status: Downloaded newer image for nginx:latest 46030b32068a344d66e8437ff7b9ccca3b593b1d43b679f781b4ef23d35e82c6 **輸出結果解釋** 1. 本地未發現鏡像文件 2. 從倉庫`library/nginx `分層下載鏡像 3. 下載完成后校驗哈希值 4. 新鏡像命令并輸出ID
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