{"id":43944,"date":"2023-09-17T18:15:03","date_gmt":"2023-02-01T20:23:28","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/fluentd%ef%bc%9a%e5%9c%a8kubernetes%e4%b8%8a%e6%94%af%e6%8c%81%e5%a4%9a%e8%a1%8c%e6%97%a5%e5%bf%97\/"},"modified":"2024-01-15T11:50:44","modified_gmt":"2024-01-15T03:50:44","slug":"fluentd%ef%bc%9a%e5%9c%a8kubernetes%e4%b8%8a%e6%94%af%e6%8c%81%e5%a4%9a%e8%a1%8c%e6%97%a5%e5%bf%97","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/fluentd%ef%bc%9a%e5%9c%a8kubernetes%e4%b8%8a%e6%94%af%e6%8c%81%e5%a4%9a%e8%a1%8c%e6%97%a5%e5%bf%97\/","title":{"rendered":"Fluentd\uff1a\u5728Kubernetes\u4e0a\u652f\u6301\u591a\u884c\u65e5\u5fd7"},"content":{"rendered":"<h1>\u9996\u5148<\/h1>\n<p>\u6211\u8ba4\u4e3a\u5728Kubernetes\u4e2d\u4f7f\u7528fluent\u8fdb\u884c\u65e5\u5fd7\u6536\u96c6\u662f\u4e00\u79cd\u76f8\u5f53\u6d41\u884c\u7684\u65b9\u6cd5\u3002<br \/>\n\u5b9e\u9645\u5c1d\u8bd5\u540e\uff0c\u6211\u53d1\u73b0\u5f53\u5728Kubernetes\u4e0a\u8fd0\u884c\u7684\u5e94\u7528\u7a0b\u5e8f\u4ea7\u751f\u591a\u4e2a\u4e1a\u52a1\u7684\u65e5\u5fd7\u65f6\uff0c<br \/>\n\u65e5\u5fd7\u4f1a\u5728Kubernetes\u4e2d\u88ab\u62c6\u5206\u4e3a\u591a\u4e2a\u90e8\u5206\u3002<br \/>\n\u6211\u8ba4\u4e3a\u5728Fluentd\u4e2d\uff0c\u6839\u636e\u56fa\u5b9a\u7684\u65e5\u5fd7\u683c\u5f0f\uff0c\u53ef\u4ee5\u89e3\u6790\u65e5\u5fd7\u5185\u5bb9\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u4f18\u70b9\uff0c<br \/>\n\u4f46\u73b0\u5728\u8fd9\u6837\u505a\u53ef\u80fd\u65e0\u6cd5\u8fdb\u884c\u89e3\u6790\u4e86\u3002<\/p>\n<p>\u5177\u4f53\u6765\u8bf4\uff0c\u5c31\u662f\u8fd9\u79cd\u611f\u89c9\u3002<\/p>\n<pre class=\"post-pre\"><code>2020-10-04T14:07:22.234Z ERR Authorization error because you have to be a member of following <span class=\"nb\">groups\r\n<\/span>XXXX\r\nYYYY\r\nZZZZ\r\n<\/code><\/pre>\n<p>\u8fd9\u5c06\u4f1a\u88ab\u5212\u5206\u6210\u7c7b\u4f3c\u8fd9\u6837\u7684\u611f\u89c9\u3002<\/p>\n<pre class=\"post-pre\"><code>{\"log\":\"2020-10-04T14:07:22.234Z ERR Authorization error because you have to be a member of following groups\\n\",\"stream\":\"stderr\",\"time\":\"2020-10-04T14:07:22.234Z\"}\r\n{\"log\":\"XXXX\\n\",\"stream\":\"stderr\",\"time\":\"2020-10-04T14:07:22.434Z\"}\r\n{\"log\":\"YYYY\\n\",\"stream\":\"stderr\",\"time\":\"2020-10-04T14:07:22.634Z\"}\r\n{\"log\":\"ZZZZ\\n\",\"stream\":\"stderr\",\"time\":\"2020-10-04T14:07:22.639Z\"}\r\n<\/code><\/pre>\n<p>\u6211\u8ba4\u4e3a\u6700\u7ec8\u4f1a\u5c06\u65e5\u5fd7\u96c6\u4e2d\u5230\u6570\u636e\u5e93\u6216\u8005Elasticsearch\u4e4b\u7c7b\u7684\u5730\u65b9\uff0c\u4f46\u8fd9\u6837\u53ef\u8bfb\u6027\u4f1a\u4e0b\u964d\u5462\u2026<br \/>\n\u6211\u8fdb\u884c\u4e86\u5404\u79cd\u8c03\u67e5\uff0c\u4f46\u6ca1\u6709\u627e\u5230\u540c\u65f6\u8fdb\u884c\u65e5\u5fd7\u5408\u5e76\u548c\u89e3\u6790\uff08\u6309\u7167\u6211\u7684\u60f3\u6cd5\uff09\u7684\u6848\u4f8b\uff0c\u6240\u4ee5\u6211\u8fdb\u884c\u4e86\u53cd\u590d\u5c1d\u8bd5\uff0c\u7ec8\u4e8e\u5199\u6210\u4e86\u4e00\u7bc7\u6587\u7ae0\u3002<br \/>\n\u5982\u679c\u80fd\u5bf9\u67d0\u4eba\u6709\u6240\u5e2e\u52a9\uff0c\u6211\u4f1a\u5f88\u9ad8\u5174\u7684\u3002<\/p>\n<p>\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0c\u5728Fluent\u5185\u53ef\u4ee5\u4f7f\u7528Ruby\u4ee3\u7801\uff0c\u4f46\u662f\u6211\u4e0d\u61c2Ruby\u3002<br \/>\n\u6211\u5728\u6700\u540e\u7684\u89e3\u6790\u90e8\u5206\u4f7f\u7528\u4e86Ruby\uff0c\u4f46\u662f\u53ea\u662f\u8bd5\u63a2\u6027\u5730\u8fdb\u884c\uff0c\u6240\u4ee5\u53ef\u80fd\u4f1a\u6709\u4e00\u4e9b\u6539\u8fdb\u70b9\u88abRuby\u4e13\u5bb6\u53d1\u73b0\u3002<\/p>\n<p>\u5982\u679c\u53ef\u4ee5\u7684\u8bdd\uff0c\u6211\u4eec\u975e\u5e38\u5e0c\u671b\u60a8\u80fd\u7ed9\u4e88\u6211\u4eec\u53cb\u5584\u4e14\u6709\u5efa\u8bbe\u6027\u7684\u610f\u89c1\u3002<\/p>\n<h1>\u73af\u5883<\/h1>\n<p>kubectl\uff1av1.16.13<br \/>\nk8s \u670d\u52a1\u5668: AWS EKS<br \/>\nfluentd\uff1a1.11.3<\/p>\n<h1>\u6d41\u7545\u7684\u914d\u7f6e<\/h1>\n<p>\u5c3d\u5feb\u89e3\u51b3\u65b9\u6848\u3002<br \/>\n\u9996\u5148\uff0c\u9009\u62e9\u8981\u4f7f\u7528\u7684\u63d2\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code>fluent-plugin-concat (2.4.0)\r\nfluent-plugin-record-reformer (0.9.1)\r\n<\/code><\/pre>\n<p>\u56e0\u4e3a\u6ca1\u6709\u65f6\u95f4\u53bb\u8c03\u67e5\uff0c\u6240\u4ee5\u6211\u53ea\u597d\u7f16\u8f91\u5e76\u4f7f\u7528\u73b0\u6709\u7684\u56fe\u7247\u4e86\u3002<\/p>\n<pre class=\"post-pre\"><code>FROM fluent\/fluentd-kubernetes-daemonset:v1.11.3-debian-kinesis-1.0\r\nRUN fluent-gem <span class=\"nb\">install <\/span>fluent-plugin-record-reformer\r\n<\/code><\/pre>\n<p>\u6211\u4eec\u5c06\u5728\u8fd9\u91cc\u5236\u4f5c\u7684\u56fe\u50cf\u4e0a\u4f20\u5230AWS ECR\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3aDaemonset\u4f7f\u7528\u3002<br \/>\n\u8fd9\u4e2a\u56fe\u50cf\u9ed8\u8ba4\u4f1a\u6536\u96c6kubernetes\u4e0a\u7684\u65e5\u5fd7\uff0c\u4f46\u662f\u4e0d\u652f\u6301\u5408\u5e76\u4e0a\u8ff0\u5206\u5272\u7684\u65e5\u5fd7\uff0c\u800c\u662f\u6309\u884c\u8f93\u51fa\u3002<\/p>\n<p>\u6211\u4f1a\u66f4\u6539\u8fd9\u4e2a\u3002<\/p>\n<h2>\u6700\u521d\u7684\u903b\u8f91<\/h2>\n<p>\u4e3b\u8981\u7684\u914d\u7f6e\u6587\u4ef6\u662f\/fluentd\/etc\/fluent.conf\u3002<\/p>\n<pre class=\"post-pre\"><code>@include <span class=\"s2\">\"#{ENV['FLUENTD_SYSTEMD_CONF'] || 'systemd'}.conf\"<\/span>\r\n@include <span class=\"s2\">\"#{ENV['FLUENTD_PROMETHEUS_CONF'] || 'prometheus'}.conf\"<\/span>\r\n@include kubernetes.conf\r\n<\/code><\/pre>\n<p>Kubernetes\u4e0a\u7684\u5e94\u7528\u7a0b\u5e8f\u65e5\u5fd7\u5b58\u50a8\u5728\/var\/log\/containers\/*.log\u4e2d\u3002<br \/>\n\u7531\u4e8ekubernets.conf\u5bf9\u5e94\u4e0a\u8ff0\u914d\u7f6e\uff0c\u6240\u4ee5\u5c06\u8986\u76d6\u6b64\u6587\u4ef6\u3002<\/p>\n<p>\u6211\u6b63\u5728\u539f\u59cb\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n    &lt;filter kubernetes.<span class=\"k\">**<\/span><span class=\"o\">&gt;<\/span>\r\n      @type concat\r\n      key log\r\n      multiline_start_regexp \/^<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>4<span class=\"o\">}<\/span>-<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>-<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>.<span class=\"k\">*<\/span>\/\r\n      separator <span class=\"s1\">''<\/span>\r\n      flush_interval 5\r\n      timeout_label @NORMAL\r\n    &lt;\/filter&gt;\r\n\r\n    &lt;match <span class=\"k\">**<\/span><span class=\"o\">&gt;<\/span>\r\n      @type relabel\r\n      @label @NORMAL\r\n    &lt;\/match&gt;\r\n\r\n    &lt;label @NORMAL&gt;\r\n      &lt;match kubernetes.<span class=\"k\">**<\/span><span class=\"o\">&gt;<\/span>\r\n        @type record_reformer\r\n        tag ref.kubernetes\r\n        enable_ruby <span class=\"nb\">true\r\n          time<\/span> <span class=\"k\">${<\/span><span class=\"nv\">begin<\/span><span class=\"p\"> log.scan(\/^(\\d{4<\/span><span class=\"k\">}<\/span>-<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>-<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>T<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>:<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>:<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>.<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,3<span class=\"o\">}<\/span>Z?<span class=\"o\">)<\/span>\/<span class=\"o\">)<\/span>.first.first rescue <span class=\"s2\">\"\"<\/span> end<span class=\"o\">}<\/span>\r\n          level <span class=\"k\">${<\/span><span class=\"nv\">begin<\/span><span class=\"p\"> log.scan(\/^\\d{4<\/span><span class=\"k\">}<\/span>-<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>-<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>T<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>:<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>:<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>.<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,3<span class=\"o\">}<\/span>Z <span class=\"o\">(<\/span><span class=\"se\">\\w<\/span><span class=\"o\">{<\/span>3<span class=\"o\">}<\/span>?<span class=\"o\">)<\/span>\/<span class=\"o\">)<\/span>.first.first rescue <span class=\"s2\">\"\"<\/span> end<span class=\"o\">}<\/span>\r\n          message <span class=\"k\">${<\/span><span class=\"nv\">begin<\/span><span class=\"p\"> log.gsub(\/\\n\/, <\/span><span class=\"s1\">'NNN'<\/span><span class=\"p\">).scan(\/^\\d{4<\/span><span class=\"k\">}<\/span>-<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>-<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>T<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>:<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>:<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,2<span class=\"o\">}<\/span>.<span class=\"se\">\\d<\/span><span class=\"o\">{<\/span>1,3<span class=\"o\">}<\/span>Z <span class=\"se\">\\w<\/span><span class=\"o\">{<\/span>3<span class=\"o\">}<\/span> <span class=\"o\">(<\/span>.<span class=\"k\">*<\/span>?<span class=\"o\">)<\/span><span class=\"nv\">$\/<\/span><span class=\"o\">)<\/span>.first.first.gsub<span class=\"o\">(<\/span>\/NNN\/, <span class=\"s1\">'\\n'<\/span><span class=\"o\">)<\/span> rescue log end<span class=\"o\">}<\/span>\r\n      &lt;\/match&gt;\r\n      &lt;filter ref.kubernetes&gt;\r\n          @type record_transformer\r\n          enable_ruby\r\n          &lt;record&gt;\r\n            container <span class=\"k\">${<\/span><span class=\"nv\">record<\/span><span class=\"p\">.dig(<\/span><span class=\"s2\">\"kubernetes\"<\/span><span class=\"p\">, <\/span><span class=\"s2\">\"container_name\"<\/span><span class=\"p\">)<\/span><span class=\"k\">}<\/span>\r\n          &lt;\/record&gt;\r\n      &lt;\/filter&gt;\r\n      &lt;match <span class=\"k\">**<\/span><span class=\"o\">&gt;<\/span>\r\n          @type kinesis_streams\r\n          @id out_kinesis_streams\r\n          region <span class=\"s2\">\"ap-northeast-1\"<\/span>\r\n          stream_name <span class=\"s2\">\"xxxxx\"<\/span>\r\n          include_time_key <span class=\"s2\">\"xxxxx\"<\/span>\r\n          &lt;buffer&gt;\r\n            @type file\r\n            path \/var\/log\r\n            flush_at_shutdown <span class=\"nb\">true\r\n            <\/span>flush_interval 1\r\n            chunk_limit_size <span class=\"s2\">\"1m\"<\/span>\r\n            flush_thread_interval 0.1\r\n            flush_thread_burst_interval 0.01\r\n            flush_thread_count 15\r\n          &lt;\/buffer&gt;\r\n        &lt;\/store&gt;\r\n      &lt;\/match&gt;\r\n    &lt;\/label&gt;\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u89e3\u91ca\u3002<\/p>\n<h3>1. \u8bf7\u4f7f\u7528 @type \u8fde\u63a5\u8d77\u6765<\/h3>\n<p>\u8fd9\u662f\u51e0\u4e4e\u4e0eGithub\u8bf4\u660e\u6587\u4ef6\u4e2d\u7684kubernetes\u5b9e\u9645\u5e94\u7528\u6848\u4f8b\u5b8c\u5168\u76f8\u540c\u3002<br \/>\n\u6211\u4eec\u5229\u7528\u5e94\u7528\u7a0b\u5e8f\u65e5\u5fd7\u4e2d\u7684\u89c4\u5219\u6027\uff08\u5373\u4f7f\u6362\u884c\uff0c\u65e5\u671f\u59cb\u7ec8\u4f4d\u4e8e\u65e5\u5fd7\u7684\u5f00\u5934\uff09\uff0c\u4f7f\u7528multiline_start_regexp\u6765\u5224\u65admultiline\u7684\u7ed3\u675f\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u7531\u4e8e\u5f02\u5e38\u5e38\u5e38\u4e0d\u7b26\u5408\u6b64\u683c\u5f0f\uff0c\u56e0\u6b64\u6211\u4eec\u8bbe\u7f6e\u4e86\u8d85\u65f6\u548c\u8d85\u65f6\u6807\u7b7e\uff0c\u5e76\u4f7f\u5f97\u4e0d\u7b26\u5408\u6b64\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u5185\u5bb9\u80fd\u591f\u7ee7\u7eed\u4f20\u9012\u5230\u540e\u7eed\u6b65\u9aa4\u4e2d\u3002<\/p>\n<p>\u5c06\u8bbe\u7f6e\u4e3a\u952e\u7684\u65e5\u5fd7\u5b57\u6bb5\u8fde\u63a5\u5728\u4e00\u8d77\uff0c\u7136\u540e\u6d41\u7ecf\u4e0b\u4e00\u4e2a\u8fdb\u7a0b\u3002<\/p>\n<h3>2. @\u7c7b\u578b \u8bb0\u5f55\u6574\u7406\u5668<\/h3>\n<p>\u7531\u65bc\u5728\u524d\u4e00\u500b\u6b65\u9a5f\u4e2d\u6a19\u7c64\u5df2\u7d93\u88ab\u8ce6\u4e88\uff0c\u6240\u4ee5\u5728<label>\u5167\u8a18\u9304\u8655\u7406\u4e8b\u9805\u3002<br \/>\n\u9019\u88e1\u8a18\u9304\u4e86\u7528\u65bc\u89e3\u6790\u7684\u8655\u7406\u4e8b\u9805\u3002<\/label><\/p>\n<p>\u6211\u6b63\u5728\u4f7f\u7528Ruby\u7684scan\u65b9\u6cd5\uff0c\u901a\u8fc7\u6b63\u5219\u8868\u8fbe\u5f0f\u63d0\u53d6\u503c\u3002<br \/>\n\u53e6\u5916\uff0c\u4e0d\u7b26\u5408\u524d\u4e00\u4e2a\u591a\u884c\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u5185\u5bb9\u6839\u672c\u4e0d\u4f1a\u6210\u4e3ascan\u7684\u76ee\u6807\uff0c<br \/>\n\u7531\u4e8escan(xxx)\u6ca1\u6709\u8fd4\u56de\u503c\uff0c\u6240\u4ee5\u4f1a\u89e6\u53d1scan(xxx).first.first\u7684\u5f02\u5e38\u3002<br \/>\n\u56e0\u6b64\uff0c\u6211\u5728\u5176\u4e2d\u4f7f\u7528\u4e86Ruby\u7684\u5f02\u5e38\u5904\u7406\u673a\u5236begin rescue end\u3002<\/p>\n<p>\u6700\u540e\uff0c\u7531\u4e8e\u5408\u5e76\u65e5\u5fd7\u4e2d\u7684\u4e3b\u8981\u90e8\u5206\uff0c\u80af\u5b9a\u4f1a\u5305\u62ec\u6362\u884c\u7b26\u3002<br \/>\n\u5728\u8fd9\u91cc\uff0c\u6211\u5c1d\u8bd5\u4e86\u6b63\u5219\u8868\u8fbe\u5f0f\u548c\u626b\u63cf\u7b49\u5e38\u89c4\u65b9\u6cd5\uff0c\u4f46\u65e0\u8bba\u5982\u4f55\u90fd\u65e0\u6cd5\u6b63\u786e\u5904\u7406\u6362\u884c\u90e8\u5206\uff0c<br 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