{"id":4235,"date":"2024-11-11T16:39:10","date_gmt":"2024-11-11T08:39:10","guid":{"rendered":"https:\/\/fwq.ai\/blog\/4235\/"},"modified":"2024-11-11T16:39:10","modified_gmt":"2024-11-11T08:39:10","slug":"%e7%bc%96%e5%86%99-dockerfile","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/4235\/","title":{"rendered":"\u7f16\u5199 Dockerfile"},"content":{"rendered":"

\u7f16\u5199 Dockerfile<\/h1>\n

<\/h2>\n

Dockerfile \u662f\u4e00\u4e2a\u57fa\u4e8e\u6587\u672c\u7684\u6587\u6863\uff0c\u7528\u4e8e\u521b\u5efa\u5bb9\u5668\u6620\u50cf\u3002\u5b83\u5411\u6620\u50cf\u751f\u6210\u5668\u63d0\u4f9b\u6709\u5173\u8981\u8fd0\u884c\u7684\u547d\u4ee4\u3001\u8981\u590d\u5236\u7684\u6587\u4ef6\u3001\u542f\u52a8\u547d\u4ee4\u7b49\u7684\u8bf4\u660e\u3002<\/p>\n

\u4f8b\u5982\uff0c\u4ee5\u4e0b Dockerfile \u5c06\u751f\u6210\u4e00\u4e2a\u53ef\u7acb\u5373\u8fd0\u884c\u7684 Python \u5e94\u7528\u7a0b\u5e8f\uff1a<\/p>\n

<\/span>
\n <\/span> <\/p>\n

FROM<\/span> python:3.12<\/span> <\/span><\/span><\/span><\/span>WORKDIR<\/span> \/usr\/local\/app<\/span> <\/span><\/span><\/span> <\/span><\/span><\/span><\/span># Install the application dependencies<\/span> <\/span><\/span><\/span><\/span>COPY<\/span> requirements.txt .\/ <\/span><\/span><\/span><\/span>RUN<\/span> pip install --no-cache-dir -r requirements.txt <\/span><\/span><\/span> <\/span><\/span><\/span><\/span># Copy in the source code<\/span> <\/span><\/span><\/span><\/span>COPY<\/span> src .\/src <\/span><\/span><\/span><\/span>EXPOSE<\/span> 5000<\/span> <\/span><\/span><\/span> <\/span><\/span><\/span><\/span># Setup an app user so the container doesn't run as the root user<\/span> <\/span><\/span><\/span><\/span>RUN<\/span> useradd app <\/span><\/span><\/span><\/span>USER<\/span> app<\/span> <\/span><\/span><\/span> <\/span><\/span><\/span><\/span>CMD<\/span> [<\/span>\"uvicorn\"<\/span>,<\/span> \"app.main:app\"<\/span>,<\/span> \"--host\"<\/span>,<\/span> \"0.0.0.0\"<\/span>,<\/span> \"--port\"<\/span>,<\/span> \"8080\"<\/span>]<\/span><\/span><\/span><\/code><\/pre>\n
<\/h3>\n
\u4e00\u4e9b\u6700\u5e38\u89c1\u7684\u6307\u4ee4\u5305\u62ecDockerfile<\/code>\uff1a<\/p>\n
    \n
  • FROM <image><\/code>– \u8fd9\u6307\u5b9a\u6784\u5efa\u5c06\u6269\u5c55\u7684\u57fa\u7840\u6620\u50cf\u3002<\/li>\n
  • WORKDIR <path><\/code>– \u8be5\u6307\u4ee4\u6307\u5b9a\u201c\u5de5\u4f5c\u76ee\u5f55\u201d\u6216\u6620\u50cf\u4e2d\u5c06\u590d\u5236\u6587\u4ef6\u548c\u6267\u884c\u547d\u4ee4\u7684\u8def\u5f84\u3002<\/li>\n
  • COPY <host-path> <image-path><\/code>– \u8be5\u6307\u4ee4\u544a\u8bc9\u6784\u5efa\u5668\u4ece\u4e3b\u673a\u590d\u5236\u6587\u4ef6\u5e76\u5c06\u5176\u653e\u5165\u5bb9\u5668\u6620\u50cf\u4e2d\u3002<\/li>\n
  • RUN <command><\/code>– \u8be5\u6307\u4ee4\u544a\u8bc9\u6784\u5efa\u5668\u8fd0\u884c\u6307\u5b9a\u7684\u547d\u4ee4\u3002<\/li>\n
  • ENV <name> <value><\/code>– \u8be5\u6307\u4ee4\u8bbe\u7f6e\u6b63\u5728\u8fd0\u884c\u7684\u5bb9\u5668\u5c06\u4f7f\u7528\u7684\u73af\u5883\u53d8\u91cf\u3002<\/li>\n
  • EXPOSE <port-number><\/code>– \u8be5\u6307\u4ee4\u5728\u56fe\u50cf\u4e0a\u8bbe\u7f6e\u914d\u7f6e\uff0c\u6307\u793a\u56fe\u50cf\u60f3\u8981\u516c\u5f00\u7684\u7aef\u53e3\u3002<\/li>\n
  • USER <user-or-uid><\/code>– \u8be5\u6307\u4ee4\u4e3a\u6240\u6709\u540e\u7eed\u6307\u4ee4\u8bbe\u7f6e\u9ed8\u8ba4\u7528\u6237\u3002<\/li>\n
  • CMD [\"<command>\", \"<arg1>\"]<\/code>– \u6b64\u6307\u4ee4\u8bbe\u7f6e\u4f7f\u7528\u6b64\u6620\u50cf\u7684\u5bb9\u5668\u5c06\u8fd0\u884c\u7684\u9ed8\u8ba4\u547d\u4ee4\u3002<\/li>\n<\/ul>\n
    \u8981\u9605\u8bfb\u6240\u6709\u8bf4\u660e\u6216\u4e86\u89e3\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u67e5\u770b \u3002<\/p>\n
    <\/h2>\n
    \u6b63\u5982\u60a8\u5728\u524d\u9762\u7684\u793a\u4f8b\u4e2d\u770b\u5230\u7684\u90a3\u6837\uff0cDockerfile \u901a\u5e38\u9075\u5faa\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n
      \n
    1. \u786e\u5b9a\u60a8\u7684\u57fa\u7840\u955c\u50cf<\/li>\n
    2. \u5b89\u88c5\u5e94\u7528\u7a0b\u5e8f\u4f9d\u8d56\u9879<\/li>\n
    3. \u590d\u5236\u4efb\u4f55\u76f8\u5173\u7684\u6e90\u4ee3\u7801\u548c\/\u6216\u4e8c\u8fdb\u5236\u6587\u4ef6<\/li>\n
    4. \u914d\u7f6e\u6700\u7ec8\u56fe\u50cf<\/li>\n<\/ol>\n
      \u5728\u672c\u5feb\u901f\u5b9e\u8df5\u6307\u5357\u4e2d\uff0c\u60a8\u5c06\u7f16\u5199\u4e00\u4e2a\u6784\u5efa\u7b80\u5355 Node.js \u5e94\u7528\u7a0b\u5e8f\u7684 Dockerfile\u3002\u5982\u679c\u60a8\u4e0d\u719f\u6089\u57fa\u4e8e JavaScript \u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u8bf7\u4e0d\u8981\u62c5\u5fc3\u3002\u6ca1\u6709\u5fc5\u8981\u9075\u5faa\u672c\u6307\u5357\u3002<\/p>\n
      <\/h3>\n
      \u5e76\u5c06\u5185\u5bb9\u89e3\u538b\u5230\u60a8\u8ba1\u7b97\u673a\u4e0a\u7684\u76ee\u5f55\u4e2d\u3002<\/p>\n
      <\/h3>\n
      \u73b0\u5728\u60a8\u5df2\u7ecf\u6709\u4e86\u8be5\u9879\u76ee\uff0c\u60a8\u5c31\u53ef\u4ee5\u521b\u5efaDockerfile<\/code>.<\/p>\n
        \n
      1. \n
        Docker Desktop\u3002<\/p>\n<\/li>\n
      2. \n
        Dockerfile<\/code>\u5728\u4e0e\u8be5\u6587\u4ef6\u76f8\u540c\u7684\u6587\u4ef6\u5939\u4e2d\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a \u7684\u6587\u4ef6package.json<\/code>\u3002<\/p>\n
        \n
        Dockerfile \u6587\u4ef6\u6269\u5c55\u540d<\/strong><\/p>\n
        \u8bf7\u52a1\u5fc5\u6ce8\u610f\uff0c\u8be5\u6587\u4ef6\u6ca1\u6709<\/em>Dockerfile<\/code>\u6587\u4ef6\u6269\u5c55\u540d\u3002\u6709\u4e9b\u7f16\u8f91\u5668\u4f1a\u81ea\u52a8\u5411\u6587\u4ef6\u6dfb\u52a0\u6269\u5c55\u540d\uff08\u6216\u62b1\u6028\u5b83\u6ca1\u6709\u6269\u5c55\u540d\uff09\u3002<\/em><\/p>\n<\/blockquote>\n<\/li>\n
      3. \n
        \u5728 \u4e2dDockerfile<\/code>\uff0c\u901a\u8fc7\u6dfb\u52a0\u4ee5\u4e0b\u884c\u6765\u5b9a\u4e49\u60a8\u7684\u57fa\u7840\u6620\u50cf\uff1a<\/p>\n
          <\/span>  <\/span> <\/p>\n
        FROM<\/span> node:20-alpine<\/span><\/span><\/span><\/code><\/pre>\n<\/li>\n
      4. \n
        \u73b0\u5728\uff0c\u4f7f\u7528\u6307\u4ee4\u5b9a\u4e49\u5de5\u4f5c\u76ee\u5f55WORKDIR<\/code>\u3002\u8fd9\u5c06\u6307\u5b9a\u672a\u6765\u547d\u4ee4\u5c06\u8fd0\u884c\u7684\u4f4d\u7f6e\u4ee5\u53ca\u76ee\u5f55\u6587\u4ef6\u5c06\u590d\u5236\u5230\u5bb9\u5668\u6620\u50cf\u5185\u7684\u4f4d\u7f6e\u3002<\/p>\n
          <\/span>  <\/span> <\/p>\n
        WORKDIR<\/span> \/usr\/local\/app<\/span><\/span><\/span><\/code><\/pre>\n<\/li>\n
      5. \n
        \u4f7f\u7528\u4ee5\u4e0b\u6307\u4ee4\u5c06\u8ba1\u7b97\u673a\u4e0a\u9879\u76ee\u4e2d\u7684\u6240\u6709\u6587\u4ef6\u590d\u5236\u5230\u5bb9\u5668\u6620\u50cf\u4e2dCOPY<\/code>\uff1a<\/p>\n
          <\/span>  <\/span> <\/p>\n
        COPY<\/span> . .<\/span><\/span><\/code><\/pre>\n<\/li>\n
      6. \n
        \u4f7f\u7528yarn<\/code>CLI \u548c\u5305\u7ba1\u7406\u5668\u5b89\u88c5\u5e94\u7528\u7a0b\u5e8f\u7684\u4f9d\u8d56\u9879\u3002\u4e3a\u6b64\uff0c\u8bf7\u4f7f\u7528\u4ee5\u4e0bRUN<\/code>\u6307\u4ee4\u8fd0\u884c\u547d\u4ee4\uff1a<\/p>\n
          <\/span>  <\/span> <\/p>\n
        RUN<\/span> yarn install --production<\/span><\/span><\/code><\/pre>\n<\/li>\n
      7. \n
        \u6700\u540e\uff0c\u4f7f\u7528\u4ee5\u4e0bCMD<\/code>\u6307\u4ee4\u6307\u5b9a\u8981\u8fd0\u884c\u7684\u9ed8\u8ba4\u547d\u4ee4\uff1a<\/p>\n
          <\/span>  <\/span> <\/p>\n
        CMD<\/span> [<\/span>\"node\"<\/span>,<\/span> \".\/src\/index.js\"<\/span>]<\/span><\/span><\/span><\/code><\/pre>\n
        \u8fd9\u6837\uff0c\u60a8\u5e94\u8be5\u62e5\u6709\u4ee5\u4e0b Dockerfile\uff1a<\/p>\n
          <\/span>  <\/span> <\/p>\n
        FROM<\/span> node:20-alpine<\/span> <\/span><\/span><\/span><\/span>WORKDIR<\/span> \/app<\/span> <\/span><\/span><\/span><\/span>COPY<\/span> . . <\/span><\/span><\/span><\/span>RUN<\/span> yarn install --production <\/span><\/span><\/span><\/span>CMD<\/span> [<\/span>\"node\"<\/span>,<\/span> \".\/src\/index.js\"<\/span>]<\/span><\/span><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n
        \n
        \u6b64 Dockerfile \u5c1a\u672a\u51c6\u5907\u597d\u7528\u4e8e\u751f\u4ea7<\/strong><\/p>\n
        \u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u4e2a Dockerfile \u5c1a\u672a\u9075\u5faa<\/em>\u6240\u6709\u6700\u4f73\u5b9e\u8df5\uff08\u6309\u8bbe\u8ba1\uff09\u3002\u5b83\u5c06\u6784\u5efa\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f46\u6784\u5efa\u901f\u5ea6\u4e0d\u4f1a\u5c3d\u53ef\u80fd\u5feb\uff0c\u5e76\u4e14\u56fe\u50cf\u53ef\u80fd\u4f1a\u66f4\u52a0\u5b89\u5168\u3002<\/p>\n
        \u7ee7\u7eed\u9605\u8bfb\u4ee5\u4e86\u89e3\u6709\u5173\u5982\u4f55\u4f7f\u6620\u50cf\u6700\u5927\u5316\u6784\u5efa\u7f13\u5b58\u3001\u4ee5\u975e root \u7528\u6237\u8eab\u4efd\u8fd0\u884c\u4ee5\u53ca\u591a\u9636\u6bb5\u6784\u5efa\u7684\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n<\/blockquote>\n
        \n
        \u5feb\u901f\u5c06\u65b0\u9879\u76ee\u5bb9\u5668\u5316docker init<\/code><\/strong><\/p>\n
        \u8be5docker init<\/code>\u547d\u4ee4\u5c06\u5206\u6790\u60a8\u7684\u9879\u76ee\u5e76\u5feb\u901f\u521b\u5efa\u4e00\u4e2a Dockerfile\u3001\u4e00\u4e2acompose.yaml<\/code>\u548c\u4e00\u4e2a.dockerignore<\/code>\uff0c\u5e2e\u52a9\u60a8\u542f\u52a8\u5e76\u8fd0\u884c\u3002\u7531\u4e8e\u60a8\u5728\u8fd9\u91cc\u4e13\u95e8\u5b66\u4e60 Dockerfile\uff0c\u56e0\u6b64\u60a8\u73b0\u5728\u4e0d\u4f1a\u4f7f\u7528\u5b83\u3002\u4f46\u662f\uff0c \u3002<\/p>\n<\/blockquote>\n
        <\/h2>\n
        \u8981\u4e86\u89e3\u6709\u5173\u7f16\u5199 Dockerfile \u7684\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u8bbf\u95ee\u4ee5\u4e0b\u8d44\u6e90\uff1a<\/p>\n
          \n
        • <\/li>\n
        • <\/li>\n
        • <\/li>\n
        • <\/li>\n<\/ul>\n
          <\/h2>\n
          \u73b0\u5728\u60a8\u5df2\u7ecf\u521b\u5efa\u4e86 Dockerfile \u5e76\u5b66\u4e60\u4e86\u57fa\u7840\u77e5\u8bc6\uff0c\u662f\u65f6\u5019\u5b66\u4e60\u5982\u4f55\u6784\u5efa\u3001\u6807\u8bb0\u548c\u63a8\u9001\u955c\u50cf\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
          \u7f16\u5199 Dockerfile Dockerfile \u662f\u4e00\u4e2a\u57fa\u4e8e\u6587\u672c\u7684\u6587\u6863\uff0c\u7528\u4e8e\u521b\u5efa\u5bb9\u5668\u6620\u50cf\u3002\u5b83\u5411\u6620\u50cf\u751f\u6210\u5668\u63d0\u4f9b\u6709\u5173\u8981\u8fd0\u884c\u7684\u547d\u4ee4\u3001\u8981\u590d\u5236\u7684\u6587\u4ef6\u3001\u542f\u52a8\u547d\u4ee4\u7b49\u7684\u8bf4\u660e\u3002 \u4f8b\u5982\uff0c\u4ee5\u4e0b Dockerfile \u5c06\u751f\u6210\u4e00\u4e2a\u53ef\u7acb\u5373\u8fd0\u884c\u7684 Python \u5e94\u7528\u7a0b\u5e8f\uff1a FROM python:3.12 WORKDIR \/usr\/local\/app # Install the application dependencies COPY requirements.txt .\/ RUN pip install –no-cache-dir -r requirements.txt # Copy in the source code COPY src .\/src EXPOSE 5000 # Setup an app user so the container doesn’t run as the root user RUN useradd app […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-4235","post","type-post","status-publish","format-standard","hentry","category-docker"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/4235","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=4235"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/4235\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=4235"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=4235"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=4235"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}