{"id":208285,"date":"2025-07-08T09:57:51","date_gmt":"2025-07-08T01:57:51","guid":{"rendered":"https:\/\/server.hk\/cnblog\/208285\/"},"modified":"2025-07-08T09:57:51","modified_gmt":"2025-07-08T01:57:51","slug":"docker%e5%ae%b9%e5%99%a8%e4%b8%8d%e6%96%ad%e5%9c%a8%e7%bb%88%e7%ab%af%e6%b3%a8%e5%86%8center-key","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208285\/","title":{"rendered":"Docker\u5bb9\u5668\u4e0d\u65ad\u5728\u7ec8\u7aef\u6ce8\u518cEnter Key"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> Docker\u5bb9\u5668\u4e0d\u65ad\u5728\u7ec8\u7aef\u6ce8\u518cEnter Key<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-05-01 12:06:38<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5077\u5077\u52aa\u529b\uff0c\u6084\u65e0\u58f0\u606f\u5730\u53d8\u5f3a\uff0c\u7136\u540e\u60ca\u8273\u6240\u6709\u4eba\uff01\u54c8\u54c8\uff0c\u5c0f\u4f19\u4f34\u4eec\u53c8\u6765\u5b66\u4e60\u5566~\u4eca\u5929\u6211\u5c06\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u300aDocker\u5bb9\u5668\u4e0d\u65ad\u5728\u7ec8\u7aef\u6ce8\u518cEnter Key\u300b<\/span>\uff0c\u8fd9\u7bc7\u6587\u7ae0\u4e3b\u8981\u4f1a\u8bb2\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u4e0d\u77e5\u9053\u5927\u5bb6\u5bf9\u5176\u90fd\u6709\u591a\u5c11\u4e86\u89e3\uff0c\u4e0b\u9762\u6211\u4eec\u5c31\u4e00\u8d77\u6765\u770b\u4e00\u5427\uff01\u5f53\u7136\uff0c\u975e\u5e38\u5e0c\u671b\u5927\u5bb6\u80fd\u591a\u591a\u8bc4\u8bba\uff0c\u7ed9\u51fa\u5408\u7406\u7684\u5efa\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u5b66\u4e60\uff0c\u4e00\u8d77\u8fdb\u6b65\uff01<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u6b63\u5728\u4f7f\u7528 dockerfile \u6784\u5efa\u56fe\u50cf\u3002\u6211\u6b63\u5728\u63d0\u53d6\u6700\u65b0\u7684 ubuntu \u548c golang \u6620\u50cf\u3002<\/p>\n

\u5bfc\u5165\u6240\u6709\u76ee\u5f55\u5e76\u4f7f\u7528\u955c\u50cf\u5185\u7684 go build \u6784\u5efa\u53ef\u6267\u884c\u6587\u4ef6\u540e\uff0c\u6211\u60f3\u8fd0\u884c\u8be5\u53ef\u6267\u884c\u6587\u4ef6\u3002\u56e0\u6b64\uff0c\u6211\u5c1d\u8bd5\u4f7f\u7528 entrypoint<\/code> \u6216 cmd<\/code>\uff0c\u4ee5\u4fbf\u53ef\u6267\u884c\u6587\u4ef6\u5728\u5bb9\u5668\u542f\u52a8\u65f6\u8fd0\u884c\u3002<\/p>\n

\u95ee\u9898\u662f\uff0c\u5f53\u6211\u8fd9\u6837\u505a\u5e76\u4e14\u5728\u9644\u52a0\u6216\u5206\u79bb\u6a21\u5f0f\u4e0b\u8fd0\u884c\u5bb9\u5668\u65f6\uff0c\u5b83\u4f1a\u4e00\u76f4\u91cd\u590d\u6ce8\u518c enter key<\/code> \uff08cpu \u4f7f\u7528\u7387\u53d8\u5f97\u75af\u72c2\uff09\u3002\u6211\u53ef\u4ee5\u7406\u89e3\u8fd9\u4e00\u70b9\uff0c\u56e0\u4e3a\u6211\u7684\u811a\u672c\u7b49\u5f85\u6ce8\u518c\u4e00\u4e2a\u952e\uff0c\u7136\u540e\u7b49\u5f85\u4e00\u4e9b\u8f93\u5165\u7ec8\u6b62\uff0c\u4f46\u7531\u4e8e enter \u952e\u7acb\u5373\u518d\u6b21\u6ce8\u518c\uff0c\u5b83\u4f1a\u6253\u5370\u4e00\u6761\u6d88\u606f\uff0c\u7136\u540e\u518d\u6b21\u53d1\u751f\u76f8\u540c\u7684\u5faa\u73af\u3002<\/p>\n

\u5f53\u6211\u5728\u4e0d\u6267\u884c\uff08\u6ca1\u6709 cmd<\/code> \u6216 entrypoint<\/code>\uff09\u4e8c\u8fdb\u5236\u6587\u4ef6\u7684\u60c5\u51b5\u4e0b\u6784\u5efa\u56fe\u50cf\u65f6\uff0c\u6211\u4f7f\u7528 bash \u7ec8\u7aef\u8fd0\u884c\u5bb9\u5668\uff08\u4e8c\u8fdb\u5236\u6587\u4ef6\u4ecd\u7136\u6784\u5efa\u5728\u56fe\u50cf\u5185\u90e8\uff09\uff0c\u7136\u540e\u6267\u884c\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0c\u4e00\u5207\u6b63\u5e38\u3002 \uff0c\u65e0\u9700\u4efb\u4f55\u8f93\u5165key<\/code>\u4e00\u76f4\u6ce8\u518c\u3002<\/p>\n

\u6709\u4ec0\u4e48\u60f3\u6cd5\u4e3a\u4ec0\u4e48\u4f1a\u53d1\u751f\u8fd9\u79cd\u60c5\u51b5\u5417\uff1f\uff1f\uff1f<\/p>\n

\u6211\u7684 dockerfile \u7684\u7b80\u8981\u63cf\u8ff0\uff1a<\/p>\n

# import images\nfrom ubuntu:18.04\nfrom golang:1.10\n\n# open ports\nexport ...\n\n# copy dependencies to gopath in docker file\ncopy github.com\/user\/dependencies \/go\/src\/github.com\/user\/dependencies\n...\n\n# set working directory and build executable\nworkdir \/go\/src\/github.com\/user\/app-folder\nrun go build\n\n# run the binary (or not)\ncmd [\"app_name\"]\n-----or-----\ncmd [\".\/app_name\"]\n-----or-----\nentrypoint app_name\n-----or-----\nentrypoint \/go\/src\/github.com\/user\/app-folder\/app_name<\/pre>\n
\u6700\u540e\uff0c\u6211\u5c1d\u8bd5\u4e86\u6240\u6709\u8fd9\u4e9b\uff0c\u4e00\u6b21\u4e00\u4e2a\uff0c\u6211\u53ea\u662f\u50cf\u8fd9\u6837\u5c06\u5b83\u4eec\u5305\u62ec\u5728\u5185\u4ee5\u8fdb\u884c\u663e\u793a\u3002\u7ed3\u679c\u603b\u662f\u4e00\u6837\u7684\u3002\u7ec8\u7aef\u4e2d\u7684\u7ed3\u679c\u662f\uff1a<\/p>\n
...\nare you sure you want to exit? y\/n\nrunning. press enter to stop.\n\nare you sure you want to exit? y\/n\nrunning. press enter to stop.\n...<\/pre>\n
go\u811a\u672c\u5982\u4e0b\uff1a<\/p>\n
\/\/ running flag is set to true and then it scans for a newline\n    for running {\n        fmt.println(\"running. press enter to stop.\")\n        fmt.scanln()\n        fmt.println(\"are you sure you want to exit? y\/n\")\n        if models.confirmuseraction() {\n            running = false\n            close(models.dbbuffer)\n        }\n    }<\/pre>\n
\u4ee5\u53ca\u5305\u542b confirmuseraction<\/code> \u51fd\u6570\u7684\u6a21\u578b\u5305\uff1a<\/p>\n
\/\/ConfirmUserAction waits (blocks) for user input, returns true if input was Y\/y, else false.\nfunc ConfirmUserAction() bool {\n    var confirm string\n    fmt.Scanln(&confirm)\n    if confirm == \"y\" || confirm == \"Y\" {\n        return true\n    }\n\n    return false\n}<\/pre>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u6211\u627e\u5230\u4e86\u4e00\u79cd\u65b9\u6cd5\u6765\u7ed5\u8fc7\u8fd9\u4e2a\u95ee\u9898\uff0c\u65b9\u6cd5\u662f\u5728\u5bb9\u5668\u5185\u521b\u5efa\u4e00\u4e2a shell \u811a\u672c\uff0c\u7136\u540e\u8fd0\u884c\u53ef\u6267\u884c\u6587\u4ef6\uff08\u53ef\u80fd\u6709\u70b9 hacky \u65b9\u5f0f\uff0c\u4f46 enter \u952e\u4e0d\u518d\u4e00\u76f4\u6ce8\u518c\uff09\u3002<\/p>\n
\u73b0\u5728\uff0c\u6211\u4e0d\u662f\u5728 dockerfile \u4e0a\u7684 entrypoint<\/code> \u5904\u8fd0\u884c\u53ef\u6267\u884c\u6587\u4ef6\uff0c\u800c\u662f\u5728 entrypoint<\/code> \u5904\u8fd0\u884c shell \u811a\u672c\uff0c\u5176\u4e2d\u4ec5\u5305\u542b\u5982\u4e0b\u5185\u5bb9\uff1a<\/p>\n
#! \/bin\/sh\nsleep 1;\n\necho \"Starting Metrics Server...\"\n.\/metrics_server<\/pre>\n
metrics_server \u662f\u6211\u7f16\u8bd1\u7684\u53ef\u6267\u884c\u6587\u4ef6\uff0c\u6211\u5c06 dockerfile \u5185\u7684\u5de5\u4f5c\u76ee\u5f55 workdir<\/code> \u8bbe\u7f6e\u4e3a\u53ef\u6267\u884c\u6587\u4ef6\u548c shell \u811a\u672c\u3002<\/p>\n
\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c\u6211\u5df2\u7ecf\u5728\u6211\u7684 dockerfile \u4e2d\u5bfc\u5165\u4e86 ubuntu \u6620\u50cf (from ubuntu:18.04<\/code>)\uff0c\u56e0\u4e3a\u6211\u65e0\u8bba\u5982\u4f55\u90fd\u9700\u8981\u5b83\u3002\u6211\u8fd9\u4e48\u8bf4\u662f\u56e0\u4e3a\u6ca1\u6709\u5b83\u5b83\u53ef\u80fd\u65e0\u6cd5\u5de5\u4f5c\uff08\u4e0d\u5b8c\u5168\u786e\u5b9a\uff0c\u6211\u6ca1\u6709\u5c1d\u8bd5\u8fc7\uff09\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\uff01\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-208285","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208285","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=208285"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208285\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208285"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208285"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208285"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}