{"id":2702,"date":"2024-01-23T09:53:24","date_gmt":"2024-01-23T01:53:24","guid":{"rendered":"https:\/\/www.xiaobo.li\/notes\/?p=2702"},"modified":"2024-01-23T09:53:24","modified_gmt":"2024-01-23T01:53:24","slug":"docker-log","status":"publish","type":"post","link":"https:\/\/www.xiaobo.li\/notes\/archives\/2702","title":{"rendered":"docker log"},"content":{"rendered":"<p>\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cDocker \u7684\u65e5\u5fd7\u9a71\u52a8\u5668\u662f <code>json-file<\/code>\uff0c\u8fd9\u610f\u5473\u7740\u5bb9\u5668\u7684\u65e5\u5fd7\u4f1a\u4fdd\u5b58\u5230 JSON \u683c\u5f0f\u7684\u6587\u4ef6\u4e2d\u3002\u8fd9\u4e2a\u9a71\u52a8\u5668\u4f1a\u5c06\u5bb9\u5668\u7684\u6807\u51c6\u8f93\u51fa\u548c\u6807\u51c6\u9519\u8bef\u8f93\u51fa\u5199\u5165\u5230\u4e00\u4e2a\u6216\u591a\u4e2a JSON \u683c\u5f0f\u7684\u6587\u4ef6\u4e2d\uff0c\u8fd9\u4e9b\u6587\u4ef6\u901a\u5e38\u4f4d\u4e8e\u5bb9\u5668\u7684 <code>\/var\/lib\/docker\/containers\/&lt;container-id&gt;\/<\/code> \u76ee\u5f55\u4e0b\u3002<\/p>\n<p>\u5982\u679c\u6ca1\u6709\u663e\u5f0f\u6307\u5b9a <code>--log-driver<\/code>\uff0c\u5219 Docker \u5c06\u4f7f\u7528\u9ed8\u8ba4\u7684 <code>json-file<\/code> \u9a71\u52a8\u5668\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u65e5\u5fd7\u6587\u4ef6\u4f1a\u6301\u7eed\u589e\u957f\uff0c\u76f4\u5230\u8fbe\u5230\u78c1\u76d8\u7684\u9650\u5236\u3002\u56e0\u6b64\uff0c\u5982\u679c\u4f60\u4f7f\u7528\u9ed8\u8ba4\u914d\u7f6e\uff0c\u5efa\u8bae\u5b9a\u671f\u68c0\u67e5\u548c\u7ba1\u7406\u5bb9\u5668\u7684\u65e5\u5fd7\uff0c\u4ee5\u907f\u514d\u5360\u7528\u8fc7\u591a\u78c1\u76d8\u7a7a\u95f4\u3002<\/p>\n<p>\u5f53\u4f60\u914d\u7f6e <code>--log-opt max-size=100m<\/code> \u65f6\uff0c\u8868\u793a\u8bbe\u7f6e\u5bb9\u5668\u7684\u65e5\u5fd7\u6587\u4ef6\u6700\u5927\u5927\u5c0f\u4e3a 100MB\u3002\u4e00\u65e6\u65e5\u5fd7\u6587\u4ef6\u8fbe\u5230\u8fd9\u4e2a\u5927\u5c0f\uff0cDocker \u5c06\u81ea\u52a8\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c\u5e76\u5c06\u65e5\u5fd7\u7ee7\u7eed\u5199\u5165\u65b0\u6587\u4ef6\u3002\u65e7\u7684\u65e5\u5fd7\u6587\u4ef6\u5c06\u4fdd\u7559\u5728\u78c1\u76d8\u4e0a\uff0c\u9664\u975e\u4f7f\u7528\u65e5\u5fd7\u7ba1\u7406\u5de5\u5177\u6216\u624b\u52a8\u8fdb\u884c\u6e05\u7406\uff0c\u5426\u5219\u8fd9\u4e9b\u65e7\u7684\u65e5\u5fd7\u6587\u4ef6\u53ef\u80fd\u4f1a\u4e00\u76f4\u5b58\u5728\u3002<\/p>\n<p>Docker \u9ed8\u8ba4\u4f1a\u5c06\u5bb9\u5668\u7684\u65e5\u5fd7\u6587\u4ef6\u5b58\u653e\u5728\u5bbf\u4e3b\u673a\u7684 <code>\/var\/lib\/docker\/containers\/&lt;container-id&gt;\/<\/code> \u76ee\u5f55\u4e0b\u3002\u5728\u8fd9\u4e2a\u76ee\u5f55\u4e2d\uff0c\u6bcf\u4e2a\u8fd0\u884c\u7684\u5bb9\u5668\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u6807\u8bc6\u7b26\uff08<code>&lt;container-id&gt;<\/code>\uff09\uff0c\u5e76\u5728\u8be5\u76ee\u5f55\u4e0b\u521b\u5efa\u4e00\u4e2a\u5b50\u76ee\u5f55\u4ee5\u5b58\u50a8\u8be5\u5bb9\u5668\u7684\u76f8\u5173\u6570\u636e\uff0c\u5305\u62ec\u65e5\u5fd7\u6587\u4ef6\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u6709\u4e00\u4e2a\u8fd0\u884c\u4e2d\u7684\u5bb9\u5668\uff0c\u5176\u5bb9\u5668\u6807\u8bc6\u7b26\u662f <code>abcdef123456<\/code>\uff0c\u90a3\u4e48\u8be5\u5bb9\u5668\u7684\u65e5\u5fd7\u6587\u4ef6\u5c06\u5b58\u50a8\u5728\u8def\u5f84 <code>\/var\/lib\/docker\/containers\/abcdef123456\/<\/code> \u4e2d\u3002<\/p>\n<p><code>logrotate<\/code> \u662f\u4e00\u4e2a\u5e38\u7528\u7684\u65e5\u5fd7\u8f6e\u8f6c\u5de5\u5177\uff0c\u7528\u4e8e\u7ba1\u7406\u548c\u8f6e\u8f6c\u65e5\u5fd7\u6587\u4ef6\u3002\u5b83\u53ef\u4ee5\u5e2e\u52a9\u4f60\u5b9a\u671f\u5907\u4efd\u3001\u538b\u7f29\u548c\u5220\u9664\u65e7\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u7ba1\u7406\u78c1\u76d8\u7a7a\u95f4\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 <code>logrotate<\/code> \u6765\u8f6e\u8f6c Docker \u5bb9\u5668\u65e5\u5fd7\u6587\u4ef6\u7684\u57fa\u672c\u6b65\u9aa4\uff1a<\/p>\n<ol>\n<li><strong>\u5b89\u88c5 logrotate\uff1a<\/strong> \u5982\u679c\u4f60\u7684\u7cfb\u7edf\u4e0a\u6ca1\u6709\u5b89\u88c5 <code>logrotate<\/code>\uff0c\u4f60\u9700\u8981\u5148\u5b89\u88c5\u5b83\u3002\u5177\u4f53\u7684\u5b89\u88c5\u65b9\u5f0f\u53d6\u51b3\u4e8e\u4f60\u4f7f\u7528\u7684\u64cd\u4f5c\u7cfb\u7edf\u3002\u5728\u5927\u591a\u6570 Linux \u53d1\u884c\u7248\u4e0a\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u5305\u7ba1\u7406\u5de5\u5177\u6765\u5b89\u88c5 <code>logrotate<\/code>\u3002\u4f8b\u5982\uff0c\u5728 Ubuntu \u4e0a\uff0c\u53ef\u4ee5\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1asudo apt-get install logrotate<\/li>\n<li><strong>\u914d\u7f6e logrotate\uff1a<\/strong> \u521b\u5efa\u4e00\u4e2a logrotate \u914d\u7f6e\u6587\u4ef6\uff0c\u4ee5\u544a\u8bc9 logrotate \u5982\u4f55\u5904\u7406 Docker \u5bb9\u5668\u7684\u65e5\u5fd7\u6587\u4ef6\u3002\u5728 <code>\/etc\/logrotate.d\/<\/code> \u76ee\u5f55\u4e0b\u521b\u5efa\u4e00\u4e2a\u65b0\u6587\u4ef6\uff0c\u4f8b\u5982 <code>docker-containers<\/code>\uff0c\u5e76\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/li>\n<\/ol>\n<pre class=\"pure-highlightjs\"><code class=\"bash\">\/var\/lib\/docker\/containers\/*\/*.log {\r\n    rotate 7\r\n    daily\r\n    compress\r\n    missingok\r\n    delaycompress\r\n    copytruncate\r\n}<\/code><\/pre>\n<ul>\n<li><code>rotate 7<\/code>: \u4fdd\u7559\u8fc7\u53bb7\u4e2a\u65e5\u5fd7\u6587\u4ef6\uff0c\u65e7\u7684\u5c06\u88ab\u5220\u9664\u3002<\/li>\n<li><code>daily<\/code>: \u6bcf\u5929\u8f6e\u8f6c\u4e00\u6b21\u3002<\/li>\n<li><code>compress<\/code>: \u4f7f\u7528 gzip \u538b\u7f29\u65e7\u7684\u65e5\u5fd7\u6587\u4ef6\u3002<\/li>\n<li><code>missingok<\/code>: \u5982\u679c\u65e5\u5fd7\u6587\u4ef6\u4e0d\u5b58\u5728\uff0c\u5ffd\u7565\u800c\u4e0d\u62a5\u9519\u3002<\/li>\n<li><code>delaycompress<\/code>: \u5728\u4e0b\u4e00\u6b21\u8f6e\u8f6c\u65f6\u624d\u538b\u7f29\u3002<\/li>\n<li><code>copytruncate<\/code>: \u5c06\u5f53\u524d\u65e5\u5fd7\u6587\u4ef6\u590d\u5236\u4e3a\u65b0\u6587\u4ef6\uff0c\u7136\u540e\u622a\u65ad\u539f\u6587\u4ef6\uff0c\u8fd9\u6837\u5bb9\u5668\u53ef\u4ee5\u7ee7\u7eed\u5199\u5165\u3002<\/li>\n<\/ul>\n<ol>\n<li>\u624b\u52a8\u8fd0\u884c <code>logrotate<\/code> \u8fdb\u884c\u6d4b\u8bd5<\/li>\n<\/ol>\n<p>sudo logrotate -d \/etc\/logrotate.conf<\/p>\n<ol>\n<li>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0clogrotate \u901a\u5e38\u7531\u5b9a\u65f6\u4efb\u52a1\u81ea\u52a8\u89e6\u53d1\u3002\u67e5\u770b\u7cfb\u7edf\u7684\u5b9a\u65f6\u4efb\u52a1\u8bbe\u7f6e\uff0c\u786e\u4fdd logrotate \u5b9a\u671f\u6267\u884c\u3002\u5728\u5927\u591a\u6570 Linux \u53d1\u884c\u7248\u4e0a\uff0clogrotate \u7684\u5b9a\u65f6\u4efb\u52a1\u901a\u5e38\u5b58\u50a8\u5728 <code>\/etc\/cron.daily\/<\/code> \u76ee\u5f55\u4e2d<\/li>\n<\/ol>\n<p>\u6ce8\uff1a\u4e0a\u8ff0\u5185\u5bb9\u6458\u6284\u81ea\u7f51\u7edc<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cDocker \u7684\u65e5\u5fd7\u9a71\u52a8\u5668\u662f json-file\uff0c\u8fd9\u610f\u5473\u7740\u5bb9\u5668\u7684\u65e5 &hellip; <a href=\"https:\/\/www.xiaobo.li\/notes\/archives\/2702\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[276],"tags":[],"class_list":["post-2702","post","type-post","status-publish","format-standard","hentry","category-info"],"_links":{"self":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/2702","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/comments?post=2702"}],"version-history":[{"count":1,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/2702\/revisions"}],"predecessor-version":[{"id":2703,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/posts\/2702\/revisions\/2703"}],"wp:attachment":[{"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/media?parent=2702"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/categories?post=2702"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xiaobo.li\/notes\/wp-json\/wp\/v2\/tags?post=2702"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}