{"id":1525,"date":"2020-04-06T22:35:00","date_gmt":"2020-04-06T14:35:00","guid":{"rendered":"https:\/\/www.yumefx.com\/?p=1525"},"modified":"2021-03-03T12:24:25","modified_gmt":"2021-03-03T04:24:25","slug":"docker%e5%9f%ba%e7%a1%80%e4%b9%8b%e6%95%b0%e6%8d%ae%e4%b8%8e%e7%bd%91%e7%bb%9c","status":"publish","type":"post","link":"https:\/\/www.yumefx.com\/?p=1525","title":{"rendered":"Docker\u57fa\u7840\u4e4b\u6570\u636e\u4e0e\u7f51\u7edc"},"content":{"rendered":"\n<p>\u5728\u5bb9\u5668\u4e2d\u7ba1\u7406\u6570\u636e\u4e3b\u8981\u6709\u4e24\u79cd\u65b9\u5f0f\uff1a<\/p>\n<ul class=\"rich-text editor-rich-text__editable block-editor-rich-text__editable is-selected\" role=\"textbox\" contenteditable=\"true\" aria-multiline=\"true\" aria-label=\"\u7f16\u5199\u5217\u8868\u2026\">\n<li>\u6570\u636e\u5377\uff08Volumes\uff09<\/li>\n<li>\u6302\u8f7d\u4e3b\u673a\u76ee\u5f55 (Bind mounts)<\/li>\n<\/ul>\n<h1>\u00a0<\/h1>\n<h1 style=\"text-align: center;\">\u6570\u636e\u5377<\/h1>\n<p>\u6570\u636e\u5377\u00a0\u662f\u4e00\u4e2a\u53ef\u4f9b\u4e00\u4e2a\u6216\u591a\u4e2a\u5bb9\u5668\u4f7f\u7528\u7684\u7279\u6b8a\u76ee\u5f55\uff0c\u5b83\u7ed5\u8fc7 UFS\uff0c\u53ef\u4ee5\u63d0\u4f9b\u5f88\u591a\u6709\u7528\u7684\u7279\u6027\uff1a<\/p>\n<ul>\n<li>\u6570\u636e\u5377\u00a0\u53ef\u4ee5\u5728\u5bb9\u5668\u4e4b\u95f4\u5171\u4eab\u548c\u91cd\u7528<\/li>\n<li>\u5bf9\u00a0\u6570\u636e\u5377\u00a0\u7684\u4fee\u6539\u4f1a\u7acb\u9a6c\u751f\u6548<\/li>\n<li>\u5bf9\u00a0\u6570\u636e\u5377\u00a0\u7684\u66f4\u65b0\uff0c\u4e0d\u4f1a\u5f71\u54cd\u955c\u50cf<\/li>\n<li>\u6570\u636e\u5377\u00a0\u9ed8\u8ba4\u4f1a\u4e00\u76f4\u5b58\u5728\uff0c\u5373\u4f7f\u5bb9\u5668\u88ab\u5220\u9664<\/li>\n<\/ul>\n<p>\u6ce8\u610f\uff1a\u6570\u636e\u5377\u00a0\u7684\u4f7f\u7528\uff0c\u7c7b\u4f3c\u4e8e Linux \u4e0b\u5bf9\u76ee\u5f55\u6216\u6587\u4ef6\u8fdb\u884c mount\uff0c\u955c\u50cf\u4e2d\u7684\u88ab\u6307\u5b9a\u4e3a\u6302\u8f7d\u70b9\u7684\u76ee\u5f55\u4e2d\u7684\u6587\u4ef6\u4f1a\u9690\u85cf\u6389\uff0c\u80fd\u663e\u793a\u770b\u7684\u662f\u6302\u8f7d\u7684\u00a0\u6570\u636e\u5377\u3002<\/p>\n<h3>\u00a0<\/h3>\n<h3 id=\"\u521b\u5efa\u4e00\u4e2a\u6570\u636e\u5377\">\u521b\u5efa\u6570\u636e\u5377<\/h3>\n\n\n\n<pre>\n<span>docker volume create my-vol<\/span>\n<\/pre>\n\n\n\n<p>\u67e5\u770b\u6240\u6709\u7684 \u6570\u636e\u5377<\/p>\n\n\n\n<pre>\n<span>docker volume ls<\/span>\n<span>\/\/ local my-vol<\/span>\n<\/pre>\n\n\n\n<p>\u5728\u4e3b\u673a\u91cc\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u67e5\u770b\u6307\u5b9a \u6570\u636e\u5377 \u7684\u4fe1\u606f<\/p>\n\n\n\n<span>docker volume inspect my-vol<\/span>\n<span>\/\/ [<\/span>\n<span>\/\/     {<\/span>\n<span>\/\/         &quot;Driver&quot;: &quot;local&quot;,<\/span>\n<span>\/\/         &quot;Labels&quot;: {},<\/span>\n<span>\/\/         &quot;Mountpoint&quot;: &quot;\/var\/lib\/docker\/volumes\/my-vol\/_data&quot;,<\/span>\n<span>\/\/         &quot;Name&quot;: &quot;my-vol&quot;,<\/span>\n<span>\/\/         &quot;Options&quot;: {},<\/span>\n<span>\/\/         &quot;Scope&quot;: &quot;local&quot;<\/span>\n<span>\/\/     }<\/span>\n<span>\/\/ ]<\/span>\n\n\n\n<h3>\u00a0<\/h3>\n<h3>\u542f\u52a8\u4e00\u4e2a\u6302\u8f7d\u6570\u636e\u5377\u7684\u5bb9\u5668<\/h3>\n<p>\u5728\u7528 docker run \u547d\u4ee4\u7684\u65f6\u5019\uff0c\u4f7f\u7528 &#8211;mount \u6807\u8bb0\u6765\u5c06 \u6570\u636e\u5377 \u6302\u8f7d\u5230\u5bb9\u5668\u91cc\u3002\u5728\u4e00\u6b21 docker run \u4e2d\u53ef\u4ee5\u6302\u8f7d\u591a\u4e2a \u6570\u636e\u5377\u3002<\/p>\n<p>\u4e0b\u9762\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a web \u7684\u5bb9\u5668\uff0c\u5e76\u52a0\u8f7d\u4e00\u4e2a \u6570\u636e\u5377 \u5230\u5bb9\u5668\u7684 \/webapp \u76ee\u5f55\u3002<\/p>\n\n\n\n<pre>\n<span>docker run -d -P --name web --mount source=my-vol,target=\/webapp training\/webapp python app.py<\/span>\n<\/pre>\n\n\n\n<h3>\u00a0<\/h3>\n<h3>\u67e5\u770b\u5bb9\u5668\u6570\u636e\u5377\u7684\u5177\u4f53\u4fe1\u606f<\/h3>\n<p>\u5728\u4e3b\u673a\u91cc\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u67e5\u770b web \u5bb9\u5668\u7684\u4fe1\u606f<\/p>\n\n\n\n<pre>\n<span>docker inspect web<\/span>\n<\/pre>\n\n\n\n<p>\u6570\u636e\u5377 \u4fe1\u606f\u5728 &#8220;Mounts&#8221; Key \u4e0b\u9762\u3002<\/p>\n\n\n\n<pre>\n<span>...<\/span>\n<span>&quot;Mounts&quot;: [<\/span>\n<span>    {<\/span>\n<span>        &quot;Type&quot;: &quot;volume&quot;,<\/span>\n<span>        &quot;Name&quot;: &quot;my-vol&quot;,<\/span>\n<span>        &quot;Source&quot;: &quot;\/var\/lib\/docker\/volumes\/my-vol\/_data&quot;,<\/span>\n<span>        &quot;Destination&quot;: &quot;\/webapp&quot;,<\/span>\n<span>        &quot;Driver&quot;: &quot;local&quot;,<\/span>\n<span>        &quot;Mode&quot;: &quot;&quot;,<\/span>\n<span>        &quot;RW&quot;: true,<\/span>\n<span>        &quot;Propagation&quot;: &quot;&quot;<\/span>\n<span>    }<\/span>\n<span>],<\/span>\n<span>...<\/span>\n<\/pre>\n\n\n\n<h3>\u00a0<\/h3>\n<h3>\u5220\u9664\u6570\u636e\u5377<\/h3>\n\n\n\n<pre>\n<span>docker volume rm my-vol<\/span>\n<\/pre>\n\n\n\n<p>\u6570\u636e\u5377 \u662f\u88ab\u8bbe\u8ba1\u7528\u6765\u6301\u4e45\u5316\u6570\u636e\u7684\uff0c\u5b83\u7684\u751f\u547d\u5468\u671f\u72ec\u7acb\u4e8e\u5bb9\u5668\uff0cDocker \u4e0d\u4f1a\u5728\u5bb9\u5668\u88ab\u5220\u9664\u540e\u81ea\u52a8\u5220\u9664 \u6570\u636e\u5377\uff0c\u5e76\u4e14\u4e5f\u4e0d\u5b58\u5728\u5783\u573e\u56de\u6536\u8fd9\u6837\u7684\u673a\u5236\u6765\u5904\u7406\u6ca1\u6709\u4efb\u4f55\u5bb9\u5668\u5f15\u7528\u7684 \u6570\u636e\u5377\u3002<\/p>\n<p>\u5982\u679c\u9700\u8981\u5728\u5220\u9664\u5bb9\u5668\u7684\u540c\u65f6\u79fb\u9664\u6570\u636e\u5377\u3002\u53ef\u4ee5\u5728\u5220\u9664\u5bb9\u5668\u7684\u65f6\u5019\u4f7f\u7528 docker rm -v \u8fd9\u4e2a\u547d\u4ee4\u3002<\/p>\n<p>\u65e0\u4e3b\u7684\u6570\u636e\u5377\u53ef\u80fd\u4f1a\u5360\u636e\u5f88\u591a\u7a7a\u95f4\uff0c\u8981\u6e05\u7406\u8bf7\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4<\/p>\n\n\n\n<pre>\n<span>docker volume prune<\/span>\n<\/pre>\n\n\n\n<h1>\u00a0<\/h1>\n<h1 id=\"\u6302\u8f7d\u4e3b\u673a\u76ee\u5f55\" style=\"text-align: center;\">\u6302\u8f7d\u4e3b\u673a\u76ee\u5f55<\/h1>\n<h3 id=\"\u6302\u8f7d\u4e00\u4e2a\u4e3b\u673a\u76ee\u5f55\u4f5c\u4e3a\u6570\u636e\u5377\">\u6302\u8f7d\u4e00\u4e2a\u4e3b\u673a\u76ee\u5f55\u4f5c\u4e3a\u6570\u636e\u5377<\/h3>\n<p>\u4f7f\u7528 &#8211;mount \u6807\u8bb0\u53ef\u4ee5\u6307\u5b9a\u6302\u8f7d\u4e00\u4e2a\u672c\u5730\u4e3b\u673a\u7684\u76ee\u5f55\u5230\u5bb9\u5668\u4e2d\u53bb\u3002<\/p>\n\n\n\n<pre>\n<span>docker run -d -P --name web --mount type=bind,source=\/src\/webapp,target=\/opt\/webapp training\/webapp python app.py<\/span>\n<\/pre>\n\n\n\n<p>\u4e0a\u9762\u7684\u547d\u4ee4\u52a0\u8f7d\u4e3b\u673a\u7684 \/src\/webapp \u76ee\u5f55\u5230\u5bb9\u5668\u7684 \/opt\/webapp\u76ee\u5f55\u3002<\/p>\n<p>\u8fd9\u4e2a\u529f\u80fd\u5728\u8fdb\u884c\u6d4b\u8bd5\u7684\u65f6\u5019\u5341\u5206\u65b9\u4fbf\uff0c\u6bd4\u5982\u7528\u6237\u53ef\u4ee5\u653e\u7f6e\u4e00\u4e9b\u7a0b\u5e8f\u5230\u672c\u5730\u76ee\u5f55\u4e2d\uff0c\u6765\u67e5\u770b\u5bb9\u5668\u662f\u5426\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n<p>\u672c\u5730\u76ee\u5f55\u7684\u8def\u5f84\u5fc5\u987b\u662f\u7edd\u5bf9\u8def\u5f84\uff0c\u5982\u679c\u672c\u5730\u76ee\u5f55\u4e0d\u5b58\u5728\uff0cDocker \u4f1a\u62a5\u9519\u3002<\/p>\n<p>Docker \u6302\u8f7d\u4e3b\u673a\u76ee\u5f55\u7684\u9ed8\u8ba4\u6743\u9650\u662f \u8bfb\u5199\uff0c\u7528\u6237\u4e5f\u53ef\u4ee5\u901a\u8fc7\u589e\u52a0 readonly \u6307\u5b9a\u4e3a \u53ea\u8bfb\u3002<\/p>\n\n\n\n<pre>\n<span>docker run -d -P --name web --mount type=bind,source=\/src\/webapp,target=\/opt\/webapp,readonly training\/webapp python app.py<\/span>\n<\/pre>\n\n\n\n<p>\u52a0\u4e86 readonly \u4e4b\u540e\uff0c\u5c31\u6302\u8f7d\u4e3a \u53ea\u8bfb \u4e86\u3002\u5982\u679c\u4f60\u5728\u5bb9\u5668\u5185 \/opt\/webapp \u76ee\u5f55\u65b0\u5efa\u6587\u4ef6\uff0c\u4f1a\u663e\u793a\u5982\u4e0b\u9519\u8bef<\/p>\n\n\n\n<pre>\n<span>\/opt\/webapp # touch new.txt<\/span>\n<span>\/\/ touch: new.txt: Read-only file system<\/span>\n<\/pre>\n\n\n\n<h3>\u00a0<\/h3>\n<h3>\u67e5\u770b\u6570\u636e\u5377\u7684\u5177\u4f53\u4fe1\u606f<\/h3>\n<p>\u5728\u4e3b\u673a\u91cc\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u67e5\u770b web \u5bb9\u5668\u7684\u4fe1\u606f<\/p>\n\n\n\n<pre>\n<span>docker inspect web<\/span>\n<\/pre>\n\n\n\n<p>\u6302\u8f7d\u4e3b\u673a\u76ee\u5f55 \u7684\u914d\u7f6e\u4fe1\u606f\u5728 &#8220;Mounts&#8221; Key \u4e0b\u9762<\/p>\n\n\n\n<pre>\n<span>...<\/span>\n<span>&quot;Mounts&quot;: [<\/span>\n<span>    {<\/span>\n<span>        &quot;Type&quot;: &quot;bind&quot;,<\/span>\n<span>        &quot;Source&quot;: &quot;\/src\/webapp&quot;,<\/span>\n<span>        &quot;Destination&quot;: &quot;\/opt\/webapp&quot;,<\/span>\n<span>        &quot;Mode&quot;: &quot;&quot;,<\/span>\n<span>        &quot;RW&quot;: true,<\/span>\n<span>        &quot;Propagation&quot;: &quot;rprivate&quot;<\/span>\n<span>    }<\/span>\n<span>],<\/span>\n<span>...<\/span>\n<\/pre>\n\n\n\n<h3>\u00a0<\/h3>\n<h3>\u6302\u8f7d\u4e00\u4e2a\u672c\u5730\u4e3b\u673a\u6587\u4ef6\u4f5c\u4e3a\u6570\u636e\u5377<\/h3>\n<p>&#8211;mount \u6807\u8bb0\u4e5f\u53ef\u4ee5\u4ece\u4e3b\u673a\u6302\u8f7d\u5355\u4e2a\u6587\u4ef6\u5230\u5bb9\u5668\u4e2d<\/p>\n\n\n\n<pre>\n<span>docker run --rm -it --mount type=bind,source=$HOME\/.bash_history,target=\/root\/.bash_history ubuntu:18.04 bash<\/span>\n<span>\/\/ root@2affd44b4667:\/# history<\/span>\n<span>\/\/ 1 ls<\/span>\n<span>\/\/ 2 diskutil list<\/span>\n<\/pre>\n\n\n\n<p>\u8fd9\u6837\u5c31\u53ef\u4ee5\u8bb0\u5f55\u5728\u5bb9\u5668\u8f93\u5165\u8fc7\u7684\u547d\u4ee4\u4e86\u3002<\/p>\n<h1>\u00a0<\/h1>\n<h1 style=\"text-align: center;\">Docker\u4e2d\u7684\u7f51\u7edc\u8bbe\u7f6e<\/h1>\n<p>Docker \u5141\u8bb8\u901a\u8fc7\u5916\u90e8\u8bbf\u95ee\u5bb9\u5668\u6216\u5bb9\u5668\u4e92\u8054\u7684\u65b9\u5f0f\u6765\u63d0\u4f9b\u7f51\u7edc\u670d\u52a1<\/p>\n<h3>\u00a0<\/h3>\n<h3 id=\"\u5916\u90e8\u8bbf\u95ee\u5bb9\u5668\">\u5916\u90e8\u8bbf\u95ee\u5bb9\u5668<\/h3>\n<p>\u5bb9\u5668\u4e2d\u53ef\u4ee5\u8fd0\u884c\u4e00\u4e9b\u7f51\u7edc\u5e94\u7528\uff0c\u8981\u8ba9\u5916\u90e8\u4e5f\u53ef\u4ee5\u8bbf\u95ee\u8fd9\u4e9b\u5e94\u7528\uff0c\u53ef\u4ee5\u901a\u8fc7 -P \u6216 -p \u53c2\u6570\u6765\u6307\u5b9a<strong>\u7aef\u53e3\u6620\u5c04<\/strong>\u3002<\/p>\n<p>\u5f53\u4f7f\u7528 -P \u6807\u8bb0\u65f6\uff0cDocker \u4f1a\u968f\u673a\u6620\u5c04\u4e00\u4e2a 49000~49900 \u7684\u7aef\u53e3\u5230\u5185\u90e8\u5bb9\u5668\u5f00\u653e\u7684\u7f51\u7edc\u7aef\u53e3\u3002<\/p>\n<p>\u4f7f\u7528 docker container ls \u53ef\u4ee5\u770b\u5230\uff0c\u672c\u5730\u4e3b\u673a\u7684 49155 \u88ab\u6620\u5c04\u5230\u4e86\u5bb9\u5668\u7684 5000 \u7aef\u53e3\u3002\u6b64\u65f6\u8bbf\u95ee\u672c\u673a\u7684 49155 \u7aef\u53e3\u5373\u53ef\u8bbf\u95ee\u5bb9\u5668\u5185 web \u5e94\u7528\u63d0\u4f9b\u7684\u754c\u9762\u3002<\/p>\n\n\n\n<pre>\n<span>docker run -d -P training\/webapp python app.py<\/span>\n<span>docker container ls -l<\/span>\n<span>\/\/ CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES<\/span>\n<span>\/\/ bc533791f3f5 training\/webapp:latest python app.py 5 seconds ago Up 2 seconds 0.0.0.0:49155-&gt;5000\/tcp nostalgic_morse<\/span>\n<\/pre>\n\n\n\n<p>\u540c\u6837\u7684\uff0c\u53ef\u4ee5\u901a\u8fc7 docker logs \u547d\u4ee4\u6765\u67e5\u770b\u5e94\u7528\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n<pre>\n<span>docker logs -f web<\/span>\n<span>\/\/ * Running on http:\/\/0.0.0.0:5000\/<\/span>\n<span>\/\/ 10.0.2.2 - - [23\/May\/2014 20:16:31] &quot;GET \/ HTTP\/1.1&quot; 200 -<\/span>\n<span>\/\/ 10.0.2.2 - - [23\/May\/2014 20:16:31] &quot;GET \/favicon.ico HTTP\/1.1&quot; 404 -<\/span>\n<\/pre>\n\n\n\n<p>-p \u5219\u53ef\u4ee5\u6307\u5b9a\u8981\u6620\u5c04\u7684\u7aef\u53e3\uff0c\u5e76\u4e14\uff0c\u5728\u4e00\u4e2a\u6307\u5b9a\u7aef\u53e3\u4e0a\u53ea\u53ef\u4ee5\u7ed1\u5b9a\u4e00\u4e2a\u5bb9\u5668\u3002\u652f\u6301\u7684\u683c\u5f0f\u6709 ip:hostPort:containerPort | ip::containerPort | hostPort:containerPort\u3002<\/p>\n<h3>\u00a0<\/h3>\n<h3 id=\"\u6620\u5c04\u6240\u6709\u63a5\u53e3\u5730\u5740\">\u6620\u5c04\u6240\u6709\u5730\u5740\u7684\u6307\u5b9a\u7aef\u53e3<\/h3>\n<p>\u4f7f\u7528\u00a0hostPort:containerPort\u00a0\u683c\u5f0f\u672c\u5730\u7684 5000 \u7aef\u53e3\u6620\u5c04\u5230\u5bb9\u5668\u7684 5000 \u7aef\u53e3\uff0c\u53ef\u4ee5\u6267\u884c<\/p>\n\n\n\n<pre>\n<span>docker run -d -p 5000:5000 training\/webapp python app.py<\/span>\n<\/pre>\n\n\n\n<p>\u6b64\u65f6\u9ed8\u8ba4\u4f1a\u7ed1\u5b9a\u672c\u5730\u6240\u6709\u7f51\u7edc\u63a5\u53e3\u4e0a\u7684\u6240\u6709\u5730\u5740\u3002<\/p>\n<h3>\u00a0<\/h3>\n<h3 id=\"\u6620\u5c04\u5230\u6307\u5b9a\u5730\u5740\u7684\u6307\u5b9a\u7aef\u53e3\">\u6620\u5c04\u5230\u6307\u5b9a\u5730\u5740\u7684\u6307\u5b9a\u7aef\u53e3<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528 ip:hostPort:containerPort \u683c\u5f0f\u6307\u5b9a\u6620\u5c04\u4f7f\u7528\u4e00\u4e2a\u7279\u5b9a\u5730\u5740\uff0c\u6bd4\u5982 localhost \u5730\u5740 127.0.0.1<\/p>\n\n\n\n<pre>\n<span>docker run -d -p 127.0.0.1:5000:5000 training\/webapp python app.py<\/span>\n<\/pre>\n\n\n\n<h3>\u00a0<\/h3>\n<h3>\u6620\u5c04\u5230\u6307\u5b9a\u5730\u5740\u7684\u4efb\u610f\u7aef\u53e3<\/h3>\n<p>\u4f7f\u7528 ip::containerPort \u7ed1\u5b9a localhost \u7684\u4efb\u610f\u7aef\u53e3\u5230\u5bb9\u5668\u7684 5000 \u7aef\u53e3\uff0c\u672c\u5730\u4e3b\u673a\u4f1a\u81ea\u52a8\u5206\u914d\u4e00\u4e2a\u7aef\u53e3\u3002<\/p>\n\n\n\n<pre>\n<span>docker run -d -p 127.0.0.1::5000 training\/webapp python app.py<\/span>\n<\/pre>\n\n\n\n<p>\u8fd8\u53ef\u4ee5\u4f7f\u7528 udp \u6807\u8bb0\u6765\u6307\u5b9a udp \u7aef\u53e3<\/p>\n\n\n\n<pre>\n<span>docker run -d -p 127.0.0.1:5000:5000\/udp training\/webapp python app.py<\/span>\n<\/pre>\n\n\n\n<h3>\u00a0<\/h3>\n<h3>\u67e5\u770b\u6620\u5c04\u7aef\u53e3\u914d\u7f6e<\/h3>\n<p>\u4f7f\u7528 docker port \u6765\u67e5\u770b\u5f53\u524d\u6620\u5c04\u7684\u7aef\u53e3\u914d\u7f6e\uff0c\u4e5f\u53ef\u4ee5\u67e5\u770b\u5230\u7ed1\u5b9a\u7684\u5730\u5740<\/p>\n\n\n\n<pre>\n<span>docker port web 5000<\/span>\n<span>\/\/ 127.0.0.1:49155.<\/span>\n<\/pre>\n\n\n\n<p>\u6ce8\u610f\uff1a<\/p>\n<p>\u5bb9\u5668\u6709\u81ea\u5df1\u7684\u5185\u90e8\u7f51\u7edc\u548c ip \u5730\u5740\uff08\u4f7f\u7528 docker inspect \u53ef\u4ee5\u83b7\u53d6\u6240\u6709\u7684\u53d8\u91cf\uff0cDocker \u8fd8\u53ef\u4ee5\u6709\u4e00\u4e2a\u53ef\u53d8\u7684\u7f51\u7edc\u914d\u7f6e\u3002\uff09<\/p>\n<p>-p \u6807\u8bb0\u53ef\u4ee5\u591a\u6b21\u4f7f\u7528\u6765\u7ed1\u5b9a\u591a\u4e2a\u7aef\u53e3<\/p>\n<p>\u4f8b\u5982<\/p>\n\n\n\n<pre>\n<span>docker run -d -p 5000:5000 -p 3000:80 training\/webapp python app.py<\/span>\n<\/pre>\n\n\n\n<h3>\u00a0<\/h3>\n<h3 id=\"\u5bb9\u5668\u8bbf\u95ee\u5916\u90e8\u7f51\u7edc\">\u5bb9\u5668\u8bbf\u95ee\u5916\u90e8\u7f51\u7edc<\/h3>\n<p>\u5bb9\u5668\u8981\u60f3\u8bbf\u95ee\u5916\u90e8\u7f51\u7edc\uff0c\u9700\u8981\u672c\u5730\u7cfb\u7edf\u7684\u8f6c\u53d1\u652f\u6301\u3002\u5728Linux \u7cfb\u7edf\u4e2d\uff0c\u68c0\u67e5\u8f6c\u53d1\u662f\u5426\u6253\u5f00\u3002<\/p>\n\n\n\n<pre>\n<span>sysctl net.ipv4.ip_forward<\/span>\n<span>\/\/ net.ipv4.ip_forward= 1<\/span>\n<\/pre>\n\n\n\n<p>\u5982\u679c\u4e3a 0\uff0c\u8bf4\u660e\u6ca1\u6709\u5f00\u542f\u8f6c\u53d1\uff0c\u5219\u9700\u8981\u624b\u52a8\u6253\u5f00\u3002<\/p>\n\n\n\n<pre>\n<span>sysctl -w net.ipv4.ip_forward=1<\/span>\n<\/pre>\n\n\n\n<p>\u5982\u679c\u5728\u542f\u52a8 Docker \u670d\u52a1\u7684\u65f6\u5019\u8bbe\u5b9a\u00a0&#8211;ip-forward=true, Docker \u5c31\u4f1a\u81ea\u52a8\u8bbe\u5b9a\u7cfb\u7edf\u7684\u00a0ip_forward\u00a0\u53c2\u6570\u4e3a 1\u3002<\/p>\n<h1>\u00a0<\/h1>\n<h1 id=\"\u5bb9\u5668\u4e92\u8054\" style=\"text-align: center;\">\u5bb9\u5668\u4e92\u8054<\/h1>\n<p>\u5982\u679c\u4f60\u4e4b\u524d\u6709 Docker \u4f7f\u7528\u7ecf\u9a8c\uff0c\u4f60\u53ef\u80fd\u5df2\u7ecf\u4e60\u60ef\u4e86\u4f7f\u7528 &#8211;link \u53c2\u6570\u6765\u4f7f\u5bb9\u5668\u4e92\u8054\u3002<\/p>\n<p>\u968f\u7740 Docker \u7f51\u7edc\u7684\u5b8c\u5584\uff0c\u5f3a\u70c8\u5efa\u8bae\u5927\u5bb6\u5c06\u5bb9\u5668\u52a0\u5165\u81ea\u5b9a\u4e49\u7684 Docker \u7f51\u7edc\u6765\u8fde\u63a5\u591a\u4e2a\u5bb9\u5668\uff0c\u800c\u4e0d\u662f\u4f7f\u7528 &#8211;link \u53c2\u6570\u3002<\/p>\n<h3>\u00a0<\/h3>\n<h3>\u65b0\u5efa\u7f51\u7edc<\/h3>\n<p>\u4e0b\u9762\u5148\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 Docker \u7f51\u7edc\u3002<\/p>\n\n\n\n<pre>\n<span>docker network create -d bridge my-net<\/span>\n<\/pre>\n\n\n\n<p>-d \u53c2\u6570\u6307\u5b9a Docker \u7f51\u7edc\u7c7b\u578b\uff0c\u6709 bridge overlay\u3002\u5176\u4e2d overlay \u7f51\u7edc\u7c7b\u578b\u7528\u4e8e Swarm mode\u3002<\/p>\n<h3>\u00a0<\/h3>\n<h3 id=\"\u8fde\u63a5\u5bb9\u5668\">\u8fde\u63a5\u5bb9\u5668<\/h3>\n<p>\u8fd0\u884c\u4e00\u4e2a\u5bb9\u5668\u5e76\u8fde\u63a5\u5230\u65b0\u5efa\u7684\u00a0my-net\u00a0\u7f51\u7edc<\/p>\n\n\n\n<pre>\n<span>docker run -it --rm --name busybox1 --network my-net busybox sh<\/span>\n<\/pre>\n\n\n\n<p>\u6253\u5f00\u65b0\u7684\u7ec8\u7aef\uff0c\u518d\u8fd0\u884c\u4e00\u4e2a\u5bb9\u5668\u5e76\u52a0\u5165\u5230\u00a0my-net\u00a0\u7f51\u7edc<\/p>\n\n\n\n<pre>\n<span>docker run -it --rm --name busybox2 --network my-net busybox sh<\/span>\n<\/pre>\n\n\n\n<p>\u518d\u6253\u5f00\u4e00\u4e2a\u65b0\u7684\u7ec8\u7aef\u67e5\u770b\u5bb9\u5668\u4fe1\u606f<\/p>\n\n\n\n<pre>\n<span>docker container ls<\/span>\n<span><\/span>\n<span>\/\/ CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS              PORTS               NAMES<\/span>\n<span>\/\/ b47060aca56b        busybox             &quot;sh&quot;                11 minutes ago      Up 11 minutes                           busybox2<\/span>\n<span>\/\/ 8720575823ec        busybox             &quot;sh&quot;                16 minutes ago      Up 16 minutes                           busybox1<\/span>\n<\/pre>\n\n\n\n<p>\u4e0b\u9762\u901a\u8fc7\u00a0ping\u00a0\u6765\u8bc1\u660e\u00a0busybox1\u00a0\u5bb9\u5668\u548c\u00a0busybox2\u00a0\u5bb9\u5668\u5efa\u7acb\u4e86\u4e92\u8054\u5173\u7cfb\u3002<\/p>\n<p>\u5728\u00a0busybox1\u00a0\u5bb9\u5668\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4<\/p>\n\n\n\n<pre>\n<span>ping busybox2<\/span>\n<span>\/\/ PING busybox2 (172.19.0.3): 56 data bytes<\/span>\n<span>\/\/ 64 bytes from 172.19.0.3: seq=0 ttl=64 time=0.072 ms<\/span>\n<span>\/\/ 64 bytes from 172.19.0.3: seq=1 ttl=64 time=0.118 ms<\/span>\n<\/pre>\n\n\n\n<p>\u7528 ping \u6765\u6d4b\u8bd5\u8fde\u63a5\u00a0busybox2\u00a0\u5bb9\u5668\uff0c\u5b83\u4f1a\u89e3\u6790\u6210\u00a0172.19.0.3\u3002<\/p>\n<p>\u540c\u7406\u5728\u00a0busybox2\u00a0\u5bb9\u5668\u6267\u884c\u00a0ping busybox1\uff0c\u4e5f\u4f1a\u6210\u529f\u8fde\u63a5\u5230\u3002<\/p>\n\n\n\n<pre>\n<span>ping busybox1<\/span>\n<span>\/\/ PING busybox1 (172.19.0.2): 56 data bytes<\/span>\n<span>\/\/ 64 bytes from 172.19.0.2: seq=0 ttl=64 time=0.064 ms<\/span>\n<span>\/\/ 64 bytes from 172.19.0.2: seq=1 ttl=64 time=0.143 ms<\/span>\n<\/pre>\n\n\n\n<p>\u8fd9\u6837\uff0cbusybox1\u00a0\u5bb9\u5668\u548c\u00a0busybox2\u00a0\u5bb9\u5668\u5efa\u7acb\u4e86\u4e92\u8054\u5173\u7cfb\u3002<\/p>\n<h3>\u00a0<\/h3>\n<h3 id=\"docker-compose\">Docker Compose<\/h3>\n<p>\u5982\u679c\u4f60\u6709\u591a\u4e2a\u5bb9\u5668\u4e4b\u95f4\u9700\u8981\u4e92\u76f8\u8fde\u63a5\uff0c\u63a8\u8350\u4f7f\u7528\u00a0<a href=\"https:\/\/vuepress.mirror.docker-practice.com\/compose\">Docker Compose<\/a>\u3002<\/p>\n<h1>\u00a0<\/h1>\n<h1 style=\"text-align: center;\">\u914d\u7f6eDNS<\/h1>\n<p>\u5982\u4f55\u81ea\u5b9a\u4e49\u914d\u7f6e\u5bb9\u5668\u7684\u4e3b\u673a\u540d\u548c DNS \u5462\uff1f\u79d8\u8bc0\u5c31\u662f Docker \u5229\u7528\u865a\u62df\u6587\u4ef6\u6765\u6302\u8f7d\u5bb9\u5668\u7684 3 \u4e2a\u76f8\u5173\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n<p>\u5728\u5bb9\u5668\u4e2d\u4f7f\u7528\u00a0mount\u00a0\u547d\u4ee4\u53ef\u4ee5\u770b\u5230\u6302\u8f7d\u4fe1\u606f\uff1a<\/p>\n\n\n\n<pre>\n<span>mount<\/span>\n<span>\/\/ \/dev\/disk\/by-uuid\/1fec...ebdf on \/etc\/hostname type ext4 ...<\/span>\n<span>\/\/ \/dev\/disk\/by-uuid\/1fec...ebdf on \/etc\/hosts type ext4 ...<\/span>\n<span>\/\/ tmpfs on \/etc\/resolv.conf type tmpfs ...<\/span>\n<\/pre>\n\n\n\n<p>\u8fd9\u79cd\u673a\u5236\u53ef\u4ee5\u8ba9\u5bbf\u4e3b\u4e3b\u673a DNS \u4fe1\u606f\u53d1\u751f\u66f4\u65b0\u540e\uff0c\u6240\u6709 Docker \u5bb9\u5668\u7684 DNS \u914d\u7f6e\u901a\u8fc7\u00a0\/etc\/resolv.conf\u00a0\u6587\u4ef6\u7acb\u523b\u5f97\u5230\u66f4\u65b0\u3002<\/p>\n<p>\u914d\u7f6e\u5168\u90e8\u5bb9\u5668\u7684 DNS \uff0c\u4e5f\u53ef\u4ee5\u5728\u00a0\/etc\/docker\/daemon.json\u00a0\u6587\u4ef6\u4e2d\u589e\u52a0\u4ee5\u4e0b\u5185\u5bb9\u6765\u8bbe\u7f6e\u3002<\/p>\n\n\n\n<pre>\n<span>{<\/span>\n<span>  &quot;dns&quot; : [<\/span>\n<span>    &quot;114.114.114.114&quot;,<\/span>\n<span>    &quot;8.8.8.8&quot;<\/span>\n<span>  ]<\/span>\n<span>}<\/span>\n<\/pre>\n\n\n\n<p>\u8fd9\u6837\u6bcf\u6b21\u542f\u52a8\u7684\u5bb9\u5668 DNS \u81ea\u52a8\u914d\u7f6e\u4e3a\u00a0114.114.114.114\u00a0\u548c\u00a08.8.8.8\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u8bc1\u660e\u5176\u5df2\u7ecf\u751f\u6548\u3002<\/p>\n\n\n\n<pre>\n<span>docker run -it --rm ubuntu:18.04  cat etc\/resolv.conf<\/span>\n<span><\/span>\n<span>\/\/ nameserver 114.114.114.114<\/span>\n<span>\/\/ nameserver 8.8.8.8<\/span>\n<\/pre>\n\n\n\n<p>\u5982\u679c\u7528\u6237\u60f3\u8981\u624b\u52a8\u6307\u5b9a\u5bb9\u5668\u7684\u914d\u7f6e\uff0c\u53ef\u4ee5\u5728\u4f7f\u7528\u00a0docker run\u00a0\u547d\u4ee4\u542f\u52a8\u5bb9\u5668\u65f6\u52a0\u5165\u5982\u4e0b\u53c2\u6570\uff1a<\/p>\n<p>-h HOSTNAME\u00a0\u6216\u8005\u00a0&#8211;hostname=HOSTNAME\u00a0\u8bbe\u5b9a\u5bb9\u5668\u7684\u4e3b\u673a\u540d\uff0c\u5b83\u4f1a\u88ab\u5199\u5230\u5bb9\u5668\u5185\u7684\u00a0\/etc\/hostname\u00a0\u548c\u00a0\/etc\/hosts\u3002\u4f46\u5b83\u5728\u5bb9\u5668\u5916\u90e8\u770b\u4e0d\u5230\uff0c\u65e2\u4e0d\u4f1a\u5728\u00a0docker container ls\u00a0\u4e2d\u663e\u793a\uff0c\u4e5f\u4e0d\u4f1a\u5728\u5176\u4ed6\u7684\u5bb9\u5668\u7684\u00a0\/etc\/hosts\u00a0\u770b\u5230\u3002<\/p>\n<p>&#8211;dns=IP_ADDRESS\u00a0\u6dfb\u52a0 DNS \u670d\u52a1\u5668\u5230\u5bb9\u5668\u7684\u00a0\/etc\/resolv.conf\u00a0\u4e2d\uff0c\u8ba9\u5bb9\u5668\u7528\u8fd9\u4e2a\u670d\u52a1\u5668\u6765\u89e3\u6790\u6240\u6709\u4e0d\u5728\u00a0\/etc\/hosts\u00a0\u4e2d\u7684\u4e3b\u673a\u540d\u3002<\/p>\n<p>&#8211;dns-search=DOMAIN\u00a0\u8bbe\u5b9a\u5bb9\u5668\u7684\u641c\u7d22\u57df\uff0c\u5f53\u8bbe\u5b9a\u641c\u7d22\u57df\u4e3a\u00a0.example.com\u00a0\u65f6\uff0c\u5728\u641c\u7d22\u4e00\u4e2a\u540d\u4e3a host \u7684\u4e3b\u673a\u65f6\uff0cDNS \u4e0d\u4ec5\u641c\u7d22 host\uff0c\u8fd8\u4f1a\u641c\u7d22\u00a0host.example.com\u3002<\/p>\n<p>\u6ce8\u610f\uff1a\u5982\u679c\u5728\u5bb9\u5668\u542f\u52a8\u65f6\u6ca1\u6709\u6307\u5b9a\u6700\u540e\u4e24\u4e2a\u53c2\u6570\uff0cDocker \u4f1a\u9ed8\u8ba4\u7528\u4e3b\u673a\u4e0a\u7684\u00a0\/etc\/resolv.conf\u00a0\u6765\u914d\u7f6e\u5bb9\u5668\u3002<\/p>\n<p>\u00a0<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><span class=\"bjh-p\"><span class=\"bjh-strong\">\u80fd\u89c1\u767e\u6b65\u4e4b\u5916\uff0c\u800c\u4e0d\u80fd\u81ea\u89c1\u5176\u776b\u3002<\/span><\/span><\/p>\n<p style=\"text-align: right;\"><span class=\"bjh-p\">\u2014\u2014\u97e9\u975e\u5b50<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u5bb9\u5668\u4e2d\u7ba1\u7406\u6570\u636e\u4e3b\u8981\u6709\u4e24\u79cd\u65b9\u5f0f\uff1a \u6570\u636e\u5377\uff08Volumes\uff09 \u6302\u8f7d\u4e3b\u673a\u76ee\u5f55 (Bind mounts) \u00a0 \u6570\u636e 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