{"id":439,"date":"2021-03-13T20:43:51","date_gmt":"2021-03-13T12:43:51","guid":{"rendered":"https:\/\/twocups.cn\/?p=439"},"modified":"2021-08-05T14:21:37","modified_gmt":"2021-08-05T06:21:37","slug":"32","status":"publish","type":"post","link":"https:\/\/twocups.cn\/index.php\/2021\/03\/13\/32\/","title":{"rendered":"\u3010Elastic Stack\u7cfb\u5217\u3011\u7b2c\u56db\u7ae0\uff1a\u6e90\u7801\u5206\u6790(\u4e00) Filebeat\u7bc7"},"content":{"rendered":"\n

\"\"\u7248\u6743\u58f0\u660e\uff1a\u672c\u6587\u4e3a\u535a\u4e3b\u539f\u521b\u6587\u7ae0\uff0c\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u51fa\u5904\uff1ahttps:\/\/twocups.cn\/index.php\/2021\/03\/13\/32\/<\/a><\/h4>\n\n\n\n

\u5199\u5728\u524d\u9762<\/h2>\n\n\n\n

\u4eca\u5929\u6211\u4eec\u6765\u8bfb\u4e00\u4e0b Filebeat <\/strong>\u7684\u6e90\u7801\u3002\u8bfb\u6e90\u7801\u7684\u597d\u5904\u6709\u5f88\u591a\u554a\uff0c\u8fd9\u91cc\u5c31\u4e0d\u8d58\u8ff0\u4e86\u3002\u8bf4\u70b9\u5b9e\u9645\u7684\uff0c\u5982\u679c\u60f3\u8981\u5728\u73b0\u6709\u7684\u8f6f\u4ef6\u6216\u7cfb\u7edf\u91cc\u505a\u4e00\u4e9b\u6df1\u5ea6\u7684\u5b9a\u5236\u5316\uff0c\u6216\u8005\u5728\u5b83\u4eec\u7684\u57fa\u7840\u4e0a\u589e\u52a0\u3001\u4fee\u6539\u3001\u5220\u9664\u4e00\u4e9b\u529f\u80fd\u7684\u8bdd\uff0c\u90a3\u662f\u5fc5\u987b\u8981\u53bb\u8bfb\u6e90\u7801\u7684\u3002\u5176\u5b9e\u6211\u633a\u559c\u6b22\u8bfb\u6e90\u7801\u7684\uff0c\u4f18\u79c0\u4ee3\u7801\u7684\u7cbe\u5f69\u7a0b\u5ea6\u4e0d\u4e9a\u4e8e\u4e00\u90e8\u5927\u7247\uff0c\u523a\u6fc0\u53c8\u65b0\u5947\u3002\u53ef\u60dc\u6211\u8bb0\u6027\u4e0d\u597d\uff0c\u548c\u7535\u5f71\u4e00\u6837\u770b\u5b8c\u5c31\u5fd8\u4e86\u3002\u4e0d\u8fc7\u80fd\u5927\u6982\u6e05\u695a\u4e2a\u67b6\u6784\uff0c\u4e5f\u7b97\u5c0f\u6709\u6536\u83b7\u4e86\u3002\u4ee5\u540e\uff0c\u6211\u8bfb\u5230\u89c9\u5f97\u975e\u5e38\u68d2\u7684\u4ee3\u7801\u90fd\u4f1a\u5728 Twocups \u91cc\u9762\u8bb0\u5f55\u4e0b\u6765\uff0c\u6f02\u4eae\u7684\u4ee3\u7801\u771f\u662f\u4eba\u95f4\u60ca\u9e3f\u5bb4<\/strong>\u3002<\/p>\n\n\n\n

\u8bfb\u6e90\u7801\u7684\u5de5\u5177\u6709\u5f88\u591a\u554a\uff0c\u6211\u63a8\u8350 Understand <\/strong>\u548c Source Insight<\/strong>\u3002\u8fd9\u4e24\u79cd\u5de5\u5177\u7684\u7279\u70b9\u662f\u5bf9\u4e8e\u4e00\u4e9b\u4e0d\u60f3\u8df3\u8f6c\u4f46\u53c8\u60f3\u67e5\u770b\u660e\u7ec6\u7684\u5730\u65b9\uff0c\u5b83\u4eec\u53ef\u4ee5\u5728\u8f6f\u4ef6\u4e0b\u65b9\u5355\u72ec\u5f00\u4e00\u4e2a\u5c0f\u7a97\u53e3\u663e\u793a\uff0c\u8fd9\u5341\u5206\u65b9\u4fbf\uff08\u73b0\u5728 VS Code \u4e5f\u652f\u6301\u8fd9\u79cd\u529f\u80fd\uff09\u3002\u8fd8\u6709\u4e00\u4e2a\u7279\u70b9\u662f\u5b83\u4eec\u7684\u56fe\u8868<\/strong>\u5341\u5206\u4e30\u5bcc\uff0c\u4f8b\u5982\u7b26\u53f7\u7684 butterfly \u56fe\u3001\u6d41\u7a0b\u56fe\u3001\u4f9d\u8d56\u56fe\u3001\u9879\u76ee\u7684\u9e1f\u77b0\u56fe\u7b49\uff0c\u8fd9\u70b9\u4e0a Understand \u505a\u7684\u8fd8\u8981\u597d\u5f88\u591a\u3002\u4f46\u662f\uff0c\u4eca\u5929\u7684 Filebeat \u7684\u6e90\u7801\u6211\u8fd8\u662f\u7528 VS Code<\/strong> \u770b\u7684\uff0c\u539f\u56e0\u662f Understand \u548c Source Insight \u4e0d\u652f\u6301 Go \u8bed\u8a00\uff0c\u800c Filebeat \u5c31\u662f\u7528 Go \u5199\u7684\u3002\u867d\u7136 Source Insight \u53ef\u4ee5\u88c5 Go \u8bed\u8a00\u63d2\u4ef6\uff0c\u4f46\u662f\u8fd9\u63d2\u4ef6\u51e0\u4e4e\u6ca1\u7528\u2026\u2026<\/p>\n\n\n\n

\u6bcf\u4e2a\u4eba\u8bfb\u6e90\u7801\u7684\u65b9\u5f0f\u90fd\u4e0d\u540c\uff0c\u4f46\u90fd\u662f\u5e26\u7740\u76ee\u7684<\/strong>\u53bb\u8bfb\u7684\uff0c\u4e0d\u4f1a\u6709\u4eba\u662f\u6309\u7167\u6587\u4ef6\u7684\u987a\u5e8f\u53bb\u8bfb\u7684\u3002\u8bfb\u6e90\u7801\u4e0d\u8981\u88f8\u8bfb\uff0c\u8bfb\u4e4b\u524d\u5148\u770b\u770b\u6709\u6ca1\u6709\u6587\u6863<\/strong>\u3002\u628a\u6587\u6863\u770b\u5b8c\u4e86\uff0c\u5927\u6982\u77e5\u9053\u8fd0\u884c\u6d41\u7a0b\u6216\u8005\u5de5\u4f5c\u539f\u7406\u4e86\uff0c\u518d\u5e26\u7740\u95ee\u9898\u53bb\u770b\u6e90\u7801\uff0c\u4e8b\u534a\u529f\u500d\u3002\u800c\u4e14\u4e0d\u8981\u50cf\u6211\u4e4b\u524d\u4e00\u6837\uff0c\u8bfb\u5b8c\u4e86\u5c31\u6ca1\u4e86\uff0c\u6700\u597d\u8bb0\u70b9\u4e1c\u897f\u4e0b\u6765\u3002\u4ee5\u540e\u5982\u679c\u8981\u7528\u5230\uff0c\u90a3\u53ef\u4ee5\u5feb\u901f\u7ffb\u770b\uff0c\u81f3\u5c11\u80fd\u56de\u5fc6\u8d77\u5927\u534a\u7684\u5185\u5bb9\u3002<\/p>\n\n\n\n

Filebeat \u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n\n\n\n

\u5de5\u4f5c\u539f\u7406\u7684\u5b98\u7f51\u6587\u6863\uff1ahttps:\/\/www.elastic.co\/guide\/en\/beats\/filebeat\/current\/how-filebeat-works.html<\/a><\/strong><\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

Filebeat \u7684\u67b6\u6784\u5f88\u5e9e\u5927\uff0c\u6211\u5148\u5927\u6982\u8bf4\u4e00\u4e0b\u3002Filebeat \u4f1a\u4e3a\u6bcf\u4e00\u7c7b\u8def\u5f84\uff08glob \u6a21\u5f0f\uff09\u521b\u5efa\u4e00\u4e2a Input<\/strong>\uff08\u8f93\u5165\uff09\u3002\u8fd9\u4e2a Input \u5c31\u76f8\u5f53\u4e8e Filebeat \u7684\u5927\u4e3b\u7ba1\uff0c\u5b83\u4e3b\u8981\u7ba1\u4e24\u6837\u4e1c\u897f\uff1aHarvester <\/strong>\u548c Registry<\/strong>\uff08\u6ce8\u518c\u8868\uff09\u3002Input \u4f1a\u4e3a\u6bcf\u4e00\u4e2a\u6587\u4ef6\u521b\u5efa\u4e00\u4e2a Harvester\uff0c\u5e76\u8d1f\u8d23\u5b83\u7684\u542f\u52a8\u548c\u505c\u6b62\u7b49\u529f\u80fd\u3002\u540c\u65f6\uff0cInput \u8fd8\u4f1a\u628a Harvester \u7684\u76f8\u5173\u4fe1\u606f\u8bb0\u5f55\u5230 Registry \u4e2d\uff0c\u800c Registry \u5c31\u662f Harvester \u4eec\u7684\u6ce8\u518c\u8868\u3002\u4e4b\u540e\uff0c\u6bcf\u4e2a Harvester \u5bf9\u5404\u81ea\u7684\u6587\u4ef6\u8bfb\u53d6\u4fe1\u606f\uff0c\u7136\u540e\u53d1\u9001\u5230 Spooler <\/strong>\u4e2d\u3002\u7b49\u5230 Spooler \u4e2d\u7684\u6570\u636e\u7d2f\u79ef\u5230\u4e00\u5b9a\u7a0b\u5ea6\u4ee5\u540e\uff0c\u518d\u53d1\u9001\u5230\u6307\u5b9a\u7684\u5730\u65b9\uff0c\u4f8b\u5982 Elasticsearch\u3001Logstash\u3001Kafka\u3001Redis\u7b49\u3002<\/p>\n\n\n\n

Filebeat \u91cc\u9762\u8fd8\u7528\u5230\u4e86\u5f88\u591a\u7ec4\u4ef6\u5e76\u4e0d\u5728 Filebeat \u7684\u9879\u76ee\u91cc\u9762\uff0c\u800c\u662f\u5728 Beats \u9879\u76ee\u7684 libbeat <\/strong>\u5e93\u4e2d\u3002\u8fd9\u4e2a\u5e93\u975e\u5e38\u91cd\u8981\uff0c\u53ef\u4ee5\u8bf4\u662f\u6240\u6709 Beats \u901a\u7528\u529f\u80fd\u7684\u5e95\u5c42\u5b9e\u73b0\uff0c\u800c Filebeat \u9879\u76ee\u53ea\u9700\u8981\u5b9e\u73b0\u4e00\u4e9b\u4e1a\u52a1\u903b\u8f91\u4ee3\u7801\uff0c\u8fd9\u4e9b\u5728\u540e\u9762\u68b3\u7406 Filebeat \u6e90\u7801\u7684\u65f6\u5019\u5168\u90fd\u4f1a\u8bf4\u5230\u3002<\/p>\n\n\n\n

Filebeat \u7684\u65e5\u5fd7\u91c7\u96c6\u6d41\u7a0b<\/h2>\n\n\n\n

\u6211\u753b\u4e86\u4e00\u4e2a Filebeat \u7684\u65e5\u5fd7\u91c7\u96c6<\/strong>\u7684\u6d41\u7a0b\u56fe\uff0c\u91cc\u9762\u63cf\u8ff0\u4e86 Filebeat \u7684\u4e3b\u8981\u7ec4\u4ef6\u91c7\u96c6\u65e5\u5fd7\u6570\u636e\u7684\u8fc7\u7a0b\u3002\u5927\u5bb6\u53ef\u4ee5\u5148\u770b\u770b\u56fe\uff0c\u6709\u4e2a\u5927\u6982\u7684\u5370\u8c61\uff0c\u6211\u4eec\u518d\u8be6\u7ec6\u5f80\u4e0b\u8bf4\u3002<\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u8be6\u7ec6\u770b\u770b Filebeat \u7684\u6e90\u7801<\/strong>\u4e2d\u662f\u5982\u4f55\u5b9e\u73b0\u65e5\u5fd7\u6570\u636e\u91c7\u96c6\u7684\u529f\u80fd\u7684\u3002<\/p>\n\n\n\n

\u9996\u5148\uff0c\u5f53\u6211\u4eec\u4ece\u547d\u4ee4\u884c<\/strong>\u5f00\u542f Filebeat \u540e\uff0cFilebeat \u4f1a\u521d\u59cb\u5316\u9ed8\u8ba4\u7684 Inputs\uff0c\u5e76\u4e14\u6267\u884c\u547d\u4ee4\u884c\u4e2d\u6211\u4eec\u7ed9\u51fa\u7684\u914d\u7f6e\u3002<\/p>\n\n\n\n

\/\/ Filebeat\u4e3b\u65b9\u6cd5\nfunc main() {\n\tif err := cmd.Filebeat(inputs.Init, cmd.FilebeatSettings()).Execute(); err != nil {\n\t\tos.Exit(1)\n\t}\n}<\/pre>\n\n\n\n
\u4e4b\u540e\u66f4\u65b0\u914d\u7f6e\u4fe1\u606f<\/strong>\uff0c\u5e76\u4e14\u8fd0\u884c\u547d\u4ee4\u884c\u4e2d\u7684\u6307\u4ee4\u3002<\/p>\n\n\n\n
\/\/ beat\u521d\u59cb\u5316\nfunc Run(settings Settings, bt beat.Creator) error {\n\terr := setUmaskWithSettings(settings)\n\tif err != nil && err != errNotImplemented {\n\t\treturn errw.Wrap(err, \"could not set umask\")\n\t}\n    \/\/ \u8fd9\u91cc\u7684name\u662fbeat\u7684\u540d\u79f0\uff0c\u5373filebeat\n\tname := settings.Name\n\tidxPrefix := settings.IndexPrefix\n\tversion := settings.Version\n\telasticLicensed := settings.ElasticLicensed\n\treturn handleError(func() error {\n\t\tdefer func() {\n\t\t\tif r := recover(); r != nil {\n\t\t\t\tlogp.NewLogger(name).Fatalw(\"Failed due to panic.\",\n\t\t\t\t\t\"panic\", r, zap.Stack(\"stack\"))\n\t\t\t}\n\t\t}()\n        \/\/ \u6839\u636esettings\u91cc\u9762\u5f97\u5230\u7684beat\u4fe1\u606f\uff0c\u65b0\u5efa\u4e00\u4e2abeat\n\t\tb, err := NewBeat(name, idxPrefix, version, elasticLicensed)\n\t\tif err != nil {\n\t\t\treturn err\n\t\t}\n\t\t\/\/ \u4eceNamespace\u4e2d\u83b7\u5f97\u6ce8\u518c\u8868\u5e76\u62a5\u544a\u7ed9\u76d1\u89c6\u5668\n        \/\/ Namespace\u662f\u4e00\u4e2a\u5e26\u9501\u7684\u6ce8\u518c\u8868\u7ed3\u6784\u4f53\uff0c\u4e0b\u9762\u7ed9\u51fa\u6765\u4e86\n\t\tregistry := monitoring.GetNamespace(\"info\").GetRegistry()\n\t\tmonitoring.NewString(registry, \"version\").Set(b.Info.Version)\n\t\tmonitoring.NewString(registry, \"beat\").Set(b.Info.Beat)\n\t\tmonitoring.NewString(registry, \"name\").Set(b.Info.Name)\n\t\tmonitoring.NewString(registry, \"hostname\").Set(b.Info.Hostname)\n\t\t\/\/ \u628a\u72b6\u6001\u6ce8\u518c\u8868\u3001\u670d\u52a1\u6ce8\u518c\u8868\u548cbeat\u6ce8\u518c\u8868\u90fd\u62a5\u544a\u7ed9\u76d1\u89c6\u5668\n\t\tstateRegistry := monitoring.GetNamespace(\"state\").GetRegistry()\n\t\tserviceRegistry := stateRegistry.NewRegistry(\"service\")\n\t\tmonitoring.NewString(serviceRegistry, \"version\").Set(b.Info.Version)\n\t\tmonitoring.NewString(serviceRegistry, \"name\").Set(b.Info.Beat)\n\t\tbeatRegistry := stateRegistry.NewRegistry(\"beat\")\n\t\tmonitoring.NewString(beatRegistry, \"name\").Set(b.Info.Name)\n\t\tmonitoring.NewFunc(stateRegistry, \"host\", host.ReportInfo, monitoring.Report)\n        \/\/ \u6839\u636e\u8bbe\u7f6e\u548cbeat.Creator\u542f\u52a8beat\n        \/\/ beat.Creator\u662f\u7528\u6765\u521b\u5efa\u65b0beate\u5b9e\u4f8b\u7684\u521b\u5efa\u8005\n\t\treturn b.launch(settings, bt)\n\t}())\n}\n\/\/ Namespace\u7ed3\u6784\u4f53\ntype Namespace struct {\n\tsync.Mutex\n\tname     string\n\tregistry *Registry\n}<\/pre>\n\n\n\n
\u4e4b\u540e\u5728 Beat \u7684 launch<\/strong> \u65b9\u6cd5\u4e2d\uff0c\u5927\u90e8\u5206\u5185\u5bb9\u90fd\u662f\u901a\u8fc7 defer \u6765\u5728\u8fd9\u4e2a Beat \u5b9e\u4f8b\u7ed3\u675f\u540e\u91ca\u653e\u8d44\u6e90\u3002\u4e4b\u540e\u5728 Filebeat \u5b9e\u4f8b\u7684 Run <\/strong>\u65b9\u6cd5\u4e2d\uff0cFilebeat \u4e2d\u7684\u4e3b\u8981\u89d2\u8272\u4eec Register\u3001Publisher\u3001Spooler\u3001Crawler \u5c06\u88ab\u521d\u59cb\u5316\u5e76\u4f9d\u6b21\u542f\u52a8\u3002\u524d\u4e09\u4e2a\u6211\u4eec\u90fd\u8ba4\u8bc6\uff0c\u90a3\u6700\u540e\u4e00\u4e2a\u542f\u52a8\u7684 Crawler <\/strong>\u662f\u4ec0\u4e48\u5462\uff1fcrawler \u7684\u4e3b\u8981\u529f\u80fd\u662f\u7ba1\u7406\u6240\u6709\u7684 Input\u3002\u800c Input \u91cc\u9762\u5b58\u6709\u7740\u6587\u4ef6\u4eec\u7684\u72b6\u6001\u5217\u8868\uff0c\u548c\u6587\u4ef6\u7684 Harvester\uff0c\u5e76\u4e14\u8fd9\u4e9b Harvester \u662f\u5b58\u5728 Registry \u91cc\u7684\u3002<\/p>\n\n\n\n
\/\/ crawler\u7ed3\u6784\u4f53\ntype crawler struct {\n\tlog             *logp.Logger\n\tinputs          map[uint64]cfgfile.Runner\n\tinputConfigs    []*common.Config\n\twg              sync.WaitGroup\n\tinputsFactory   cfgfile.RunnerFactory\n\tmodulesFactory  cfgfile.RunnerFactory\n\tmodulesReloader *cfgfile.Reloader\n\tinputReloader   *cfgfile.Reloader\n\tonce            bool\n\tbeatDone        chan struct{}\n}\n\/\/ input\u7ed3\u6784\u4f53\ntype Input struct {\n\tcfg                 *common.Config\n\tconfig              config\n\tstates              *file.States\n\tharvesters          *harvester.Registry\n\toutlet              channel.Outleter\n\tstateOutlet         channel.Outleter\n\tdone                chan struct{}\n\tnumHarvesters       atomic.Uint32\n\tmeta                map[string]string\n\tstopOnce            sync.Once\n\tfileStateIdentifier file.StateIdentifier\n}\n\/\/ Registry\u7ed3\u6784\u4f53\ntype Registry struct {\n\tsync.RWMutex\n\tharvesters map[uuid.UUID]Harvester\n\twg         sync.WaitGroup\n\tdone       chan struct{}\n}<\/pre>\n\n\n\n
\u8fd9\u65f6 Crawler <\/strong>\u4f1a\u5f00\u542f\u6240\u6709\u7684 Input\uff0c\u5e76\u4e14\u68c0\u67e5 Module <\/strong>\u6709\u6ca1\u6709\u5f00\u542f\u3002\u800c Input \u4eec\u5728\u88ab\u5f00\u542f\u540e\u4f1a\u5148\u521d\u59cb\u5316\uff0c\u7136\u540e\u901a\u8fc7 Run \u65b9\u6cd5\u8fd0\u884c\u3002\u4e4b\u540e\u8bbe\u7f6e ignore_older<\/strong> \u53c2\u6570\uff0c\u7528\u4e8e\u8fc7\u6ee4\u4e0d\u9700\u8981\u91c7\u96c6\u6570\u636e\u7684\u6587\u4ef6\uff08\u5f53\u7136\u8fc7\u6ee4\u7684\u89c4\u5219\u5f88\u591a\uff0c\u8fd9\u53ea\u662f\u5176\u4e2d\u4e4b\u4e00\uff09\u3002\u63a5\u7740 Input \u5b9e\u4f8b\u6267\u884c scan<\/strong> \u65b9\u6cd5\u3002<\/p>\n\n\n\n
\/\/ input\u5b9e\u4f8b\u626b\u63cf\u6587\u4ef6\nfunc (p *Input) scan() {\n\tvar sortInfos []FileSortInfo\n\tvar files []string\n    \/\/ getFiles\u65b9\u6cd5\uff1a\u8fd4\u56de\u8be5input\u5b9e\u4f8b\u4e0b\u6240\u6709\u5fc5\u987b\u8981\u6536\u96c6\u7684\u6587\u4ef6\n    \/\/ \u8be5\u65b9\u6cd5\u4f1a\u5c55\u5f00\u6240\u6709glob\uff0c\u7136\u540e\u8fc7\u6ee4\u76ee\u5f55\u548c\u6392\u9664\u6587\u4ef6\n\tpaths := p.getFiles()\n\tvar err error\n    \/\/ \u626b\u63cf\u7684\u540c\u65f6\u6392\u5e8f\u6587\u4ef6\n\tif p.config.ScanSort != \"\" {\n\t\tsortInfos, err = getSortedFiles(p.config.ScanOrder, p.config.ScanSort, getSortInfos(paths))\n\t\tif err != nil {\n\t\t\tlogp.Err(\"Failed to sort files during scan due to error %s\", err)\n\t\t}\n\t}\n\tif sortInfos == nil {\n        \/\/ \u4e4b\u524d\u5f97\u5230\u7684paths\u662fmap\u683c\u5f0f\u7684\uff0c\u8fd9\u91cc\u83b7\u5f97\u952e\u503c\u5bf9\u4e2d\u7684\u952e\uff0c\u5373\u6587\u4ef6\u5217\u8868\n\t\tfiles = getKeys(paths)\n\t}\n    \/\/ \u904d\u5386\u6240\u6709\u9700\u8981\u6536\u96c6\u4fe1\u606f\u7684\u6587\u4ef6\n\tfor i := 0; i < len(paths); i++ {\n\t\tvar path string\n\t\tvar info os.FileInfo\n\t\tif sortInfos == nil {\n\t\t\tpath = files[i]\n\t\t\tinfo = paths[path]\n\t\t} else {\n\t\t\tpath = sortInfos[i].path\n\t\t\tinfo = sortInfos[i].info\n\t\t}\n        \/\/ \u901a\u8fc7\u5171\u4eab\u7ba1\u9053\u68c0\u67e5input\u7684\u662f\u5426\u7ed3\u675f\n\t\tselect {\n\t\tcase <-p.done:\n\t\t\tlogp.Info(\"Scan aborted because input stopped.\")\n\t\t\treturn\n\t\tdefault:\n\t\t}\n        \/\/ \u83b7\u53d6\u6587\u4ef6\u7684\u6700\u65b0\u8bfb\u53d6\u72b6\u6001\uff0c\u72b6\u6001\u7684\u7ed3\u6784\u4f53\u7ed9\u5728\u4e0b\u9762\u4e86\n\t\tnewState, err := getFileState(path, info, p)\n\t\tif err != nil {\n\t\t\tlogp.Err(\"Skipping file %s due to error %s\", path, err)\n\t\t}\n\t\t\/\/ \u5224\u65ad\u662f\u5426\u662f\u65b0\u589e\u7684\u6587\u4ef6\u72b6\u6001\n\t\tisNewState := p.states.IsNew(newState)\n\t\t\/\/ \u5ffd\u7565\u6240\u6709\u4f4e\u4e8eignore_older\u914d\u7f6e\u7684\u6587\u4ef6\n\t\tif p.isIgnoreOlder(newState) {\n\t\t\terr := p.handleIgnoreOlder(isNewState, newState)\n\t\t\tif err != nil {\n\t\t\t\tlogp.Err(\"Updating ignore_older state error: %s\", err)\n\t\t\t}\n\t\t\tcontinue\n\t\t}\n\t\t\/\/ \u5982\u679c\u662f\u65b0\u589e\u7684\u6587\u4ef6\u72b6\u6001\uff0c\u5c31\u4e3a\u8be5\u6587\u4ef6\u65b0\u5efa\u4e00\u4e2aHarvester\n        \/\/ \u5982\u679c\u662f\u5df2\u6709\u7684\u6587\u4ef6\u72b6\u6001\uff0c\u90a3\u5c31\u6bd4\u8f83\u65b0\u65e7\u6587\u4ef6\u72b6\u6001\u7684\u53d8\u6362\u518d\u8fdb\u884c\u64cd\u4f5c\n\t\tif isNewState {\n\t\t\tlogp.Debug(\"input\", \"Start harvester for new file: %s\", newState.Source)\n            \/\/ \u4e3a\u65b0\u7684\u6587\u4ef6\u521b\u5efaHarvester\n\t\t\terr := p.startHarvester(newState, 0)\n\t\t\tif err == errHarvesterLimit {\n\t\t\t\tlogp.Debug(\"input\", harvesterErrMsg, newState.Source, err)\n\t\t\t\tcontinue\n\t\t\t}\n\t\t\tif err != nil {\n\t\t\t\tlogp.Err(harvesterErrMsg, newState.Source, err)\n\t\t\t}\n\t\t} else {\n\t\t\tlastState := p.states.FindPrevious(newState)\n            \/\/ \u5c06\u5df2\u6709\u6587\u4ef6\u73b0\u5728\u7684\u72b6\u6001\u548c\u4e4b\u524d\u8fdb\u884c\u5bf9\u6bd4\n\t\t\tp.harvestExistingFile(newState, lastState)\n\t\t}\n\t}\n}\n\/\/ \u6587\u4ef6\u72b6\u6001\u7684\u7ed3\u6784\u4f53\ntype State struct {\n\tId             string            `json:\"id\" struct:\"id\"`\n\tPrevId         string            `json:\"prev_id\" struct:\"prev_id\"`\n\tFinished       bool              `json:\"-\" struct:\"-\"`\n\tFileinfo       os.FileInfo       `json:\"-\" struct:\"-\"`\n\tSource         string            `json:\"source\" struct:\"source\"`\n\tOffset         int64             `json:\"offset\" struct:\"offset\"`\n\tTimestamp      time.Time         `json:\"timestamp\" struct:\"timestamp\"`\n\tTTL            time.Duration     `json:\"ttl\" struct:\"ttl\"`\n\tType           string            `json:\"type\"  struct:\"type\"`\n\tMeta           map[string]string `json:\"meta\" struct:\"meta,omitempty\"`\n\tFileStateOS    file.StateOS      `json:\"FileStateOS\" struct:\"FileStateOS\"`\n\tIdentifierName string            `json:\"identifier_name\" struct:\"identifier_name\"`\n}<\/pre>\n\n\n\n
\u5982\u679c Input \u68c0\u6d4b\u5230\u6587\u4ef6\u72b6\u6001\u662f\u65b0\u589e<\/strong>\u7684\uff0c\u90a3\u8bf4\u660e Input \u662f\u7b2c\u4e00\u6b21\u9047\u5230\u8fd9\u4e2a\u6587\u4ef6\uff0c\u90a3\u4e48\u76f4\u63a5\u4e3a\u5b83\u65b0\u5efa\u4e00\u4e2a Harvester\uff1b\u5982\u679c Input \u68c0\u6d4b\u5230\u8fd9\u4e2a\u6587\u4ef6\u72b6\u6001\u662f\u5df2\u6709<\/strong>\u7684\uff0c\u8bf4\u660e Input \u4e4b\u524d\u4e3a\u5b83\u542f\u52a8\u8fc7 Harvester\uff0c\u90a3\u4e48\u5c31\u9700\u8981\u6839\u636e\u6587\u4ef6\u662f\u5426\u53d8\u52a8\u6765\u5206\u60c5\u51b5\u8ba8\u8bba\u4e86\u3002\u8fd9\u91cc\u6587\u4ef6\u72b6\u6001\u4e2d\u53c2\u4e0e\u6bd4\u8f83<\/strong>\u7684\u53c2\u6570\u6709\u56db\u4e2a\uff1aHarvester \u7684\u72b6\u6001\u662f\u5426\u4e3a\u5df2\u5b8c\u6210\u3001Harvester \u6240\u6536\u96c6\u7684\u6587\u4ef6\u7684\u5927\u5c0f\u3001Harvester \u8bfb\u53d6\u6587\u4ef6\u65f6\u7684\u504f\u79fb\u91cf\u3001\u6587\u4ef6\u6765\u6e90\uff08\u6587\u4ef6\u540d\uff09\u3002<\/p>\n\n\n\n
\/\/ input\u5b9e\u4f8b\u5728\u6587\u4ef6\u72b6\u6001\u53d1\u751f\u53d8\u5316\u65f6\u7684\u53d8\u52a8\nfunc (p *Input) harvestExistingFile(newState file.State, oldState file.State) {\n\tlogp.Debug(\"input\", \"Update existing file for harvesting: %s, offset: %v\", newState.Source, oldState.Offset)\n\t\/\/ \u60c5\u51b51\uff1a\u8be5\u6587\u4ef6\u4e4b\u524d\u5df2\u7ecf\u505c\u6b62\u6536\u96c6\u4e86\uff0c\u4f46\u73b0\u5728\u6587\u4ef6\u4e2d\u6709\u65b0\u7684\u5185\u5bb9\uff0c\u6240\u4ee5\u518d\u5bf9\u5176\u5f00\u542f\u4e00\u4e2aHarvester\n\tif oldState.Finished && newState.Fileinfo.Size() > oldState.Offset {\n\t\tlogp.Debug(\"input\", \"Resuming harvesting of file: %s, offset: %d, new size: %d\", newState.Source, oldState.Offset, newState.Fileinfo.Size())\n        \/\/ \u4ece\u6587\u4ef6\u4e2d\u65e7\u7684\u504f\u79fb\u91cf\u5904\u7ee7\u7eed\u6536\u96c6\u6570\u636e\n\t\terr := p.startHarvester(newState, oldState.Offset)\n\t\tif err != nil {\n\t\t\tlogp.Err(\"Harvester could not be started on existing file: %s, Err: %s\", newState.Source, err)\n\t\t}\n\t\treturn\n\t}\n\t\/\/ \u60c5\u51b52\uff1a\u8be5\u6587\u4ef6\u4e4b\u524d\u5df2\u7ecf\u505c\u6b62\u6536\u96c6\u4e86\uff0c\u5e76\u4e14\u73b0\u5728\u6587\u4ef6\u88ab\u622a\u65ad\u4e86\uff0c\u6240\u4ee5\u518d\u5bf9\u5176\u5f00\u542f\u4e00\u4e2aHarvester\n\tif oldState.Finished && newState.Fileinfo.Size() < oldState.Offset {\n\t\tlogp.Debug(\"input\", \"Old file was truncated. Starting from the beginning: %s, offset: %d, new size: %d \", newState.Source, newState.Offset, newState.Fileinfo.Size())\n        \/\/ \u65e2\u7136\u6587\u4ef6\u5df2\u7ecf\u88ab\u622a\u65ad\u4e86\uff0c\u90a3\u4e48\u5c31\u4ece\u6587\u4ef6\u7684\u5f00\u5934\u5f00\u59cb\u6536\u96c6\u6570\u636e\n\t\terr := p.startHarvester(newState, 0)\n\t\tif err != nil {\n\t\t\tlogp.Err(\"Harvester could not be started on truncated file: %s, Err: %s\", newState.Source, err)\n\t\t}\n\t\tfilesTruncated.Add(1)\n\t\treturn\n\t}\n\t\/\/ \u60c5\u51b53\uff1a\u6587\u4ef6\u88ab\u91cd\u547d\u540d\uff0c\u5219\u4e0d\u9700\u8981\u518d\u5f00\u542fHarvester\n\tif oldState.Source != \"\" && oldState.Source != newState.Source {\n\t\tlogp.Debug(\"input\", \"File rename was detected: %s -> %s, Current offset: %v\", oldState.Source, newState.Source, oldState.Offset)\n\t\tif oldState.Finished {\n            \/\/ \u5982\u679c\u8be5\u6587\u4ef6\u4e4b\u524d\u5df2\u7ecf\u505c\u6b62\u6536\u96c6\u4e86\uff0c\u90a3\u4e48\u66f4\u65b0\u6587\u4ef6\u72b6\u6001\u5373\u53ef\n\t\t\tlogp.Debug(\"input\", \"Updating state for renamed file: %s -> %s, Current offset: %v\", oldState.Source, newState.Source, oldState.Offset)\n\t\t\toldState.Source = newState.Source\n\t\t\toldState.TTL = newState.TTL\n\t\t\terr := p.updateState(oldState)\n\t\t\tif err != nil {\n\t\t\t\tlogp.Err(\"File rotation state update error: %s\", err)\n\t\t\t}\n\t\t\tfilesRenamed.Add(1)\n\t\t} else {\n            \/\/ \u5982\u679c\u8be5\u6587\u4ef6\u4e4b\u524d\u6ca1\u6709\u88ab\u505c\u6b62\u6536\u96c6\uff0c\u90a3\u4e48\u6211\u4eec\u9ed8\u8ba4\u65e7\u7684Harvester\u4ecd\u5728\u8fd0\u884c\uff0c\u6216\u8005\u4e0d\u9700\u8981\u65b0\u7684Harvester\n\t\t\tlogp.Debug(\"input\", \"File rename detected but harvester not finished yet.\")\n\t\t}\n\t}\n    \/\/ \u8fd9\u91cc\u4e0d\u7b97\u662f\u65b0\u7684\u60c5\u51b5\uff0c\u53ea\u662f\u8bb0\u5f55Harvester\u7684\u8fd0\u884c\u60c5\u51b5\n\tif !oldState.Finished {\n\t\tlogp.Debug(\"input\", \"Harvester for file is still running: %s\", newState.Source)\n\t} else {\n\t\tlogp.Debug(\"input\", \"File didn't change: %s\", newState.Source)\n\t}\n}<\/pre>\n\n\n\n
\u770b\u5b8c\u4e0a\u9762\u7684\u4ee3\u7801\uff0c\u5f88\u5bb9\u6613\u6709\u4e24\u4e2a\u7591\u95ee<\/strong>\u30021. \u4e3a\u4ec0\u4e48\u8981\u7528\u6587\u4ef6\u7684\u5927\u5c0f\u6765\u5224\u65ad\uff0c\u7528\u6587\u4ef6\u7684\u4fee\u6539\u65f6\u95f4\u4e0d\u884c\u5417\uff1f\u539f\u56e0\u662f Windows \u7684\u4fee\u6539\u65f6\u95f4\u6709\u53ef\u80fd\u662f\u4e0d\u6b63\u786e\u7684\uff0c\u6240\u4ee5\u8fd9\u91cc\u53ea\u68c0\u67e5\u6587\u4ef6\u5927\u5c0f\uff0c\u800c\u4e0d\u68c0\u67e5\u6587\u4ef6\u4fee\u6539\u65f6\u95f4\u30022. \u4e3a\u4ec0\u4e48\u5bf9\u65b0\u589e\u7684\u6587\u4ef6\u5185\u5bb9\u548c\u88ab\u622a\u65ad\u7684\u6587\u4ef6\u53ef\u4ee5\u5206\u522b\u4ece\u65e7\u504f\u79fb\u91cf\u548c0\u5f00\u59cb\u521b\u5efa Harvester\uff1f\u56e0\u4e3a\u4ee5\u4e0a\u7684 Harvester \u662f\u4ec5\u4ec5\u9488\u5bf9\u65e5\u5fd7\u6587\u4ef6\u91c7\u96c6\u7684 Harvester\uff0c\u800c\u65e5\u5fd7\u6587\u4ef6\u4e0d\u56de\u53bb\u4fee\u6539\u8fc7\u53bb\u7684\u5185\u5bb9\u3002<\/p>\n\n\n\n
\u4e0a\u9762\u4ee3\u7801\u4e2d\u7684 startHarvester <\/strong>\u65b9\u6cd5\u5c06\u6839\u636e\u6587\u4ef6\u7684 Harvester \u7684\u72b6\u6001\u548c Harvester \u7684\u504f\u79fb\u91cf\u521b\u5efa\u65b0\u7684 Harvester\u3002\u5176\u4e2d\u4f1a\u8c03\u7528 Input \u5b9e\u4f8b\u4e2d\u7684 Registry \u7684 Start \u65b9\u6cd5\u6765\u542f\u52a8\u65b0\u7684 Harvester\u3002\u6211\u4eec\u4e4b\u524d\u8bf4\u8fc7\u7684\uff0cFilebeat \u4e2d\u7684 Registry <\/strong>\u7684\u8d23\u4efb\u5c31\u662f\u8bb0\u5f55\u6240\u6709\u7684 Harvester\uff0c\u5e76\u4e14\u8d1f\u8d23\u542f\u52a8\u548c\u505c\u6b62 Harvester\u3002<\/p>\n\n\n\n
\/\/ \u6ce8\u518c\u8868\u542f\u52a8Harvester\u5b9e\u4f8b\nfunc (r *Registry) Start(h Harvester) error {\n    \/\/ \u6b64\u65f6\u7684Registry\u662f\u6307\u9488\u6307\u7740\u7684\u5730\u5740\uff0c\u6240\u4ee5\u4e3a\u4e86\u4e00\u81f4\u6027\uff0c\u80af\u5b9a\u8981\u5148\u9501\u4e0a\u518d\u64cd\u4f5c\n\tr.Lock()\n\tdefer r.Unlock()\n\t\/\/ \u786e\u4fdd\u5728Registry\u8c03\u7528Stop\u540e\u6ca1\u6709\u65b0\u7684Harvester\n\tif !r.active() {\n\t\treturn errors.New(\"registry already stopped\")\n\t}\n    \/\/ Registry\u7684\u7b49\u5f85\u961f\u5217\u65b0\u589e\u4e00\u5458\n\tr.wg.Add(1)\n\t\/\/ \u628aHarvester\u6dfb\u52a0\u5230\u6ce8\u518c\u8868\u4e2d\n\tr.harvesters[h.ID()] = h\n\tgo func() {\n\t\tdefer func() {\n\t\t\tr.remove(h)\n\t\t\tr.wg.Done()\n\t\t}()\n\t\t\/\/ \u542f\u52a8Harvester\n\t\terr := h.Run()\n\t\tif err != nil {\n\t\t\tlogp.Err(\"Error running input: %v\", err)\n\t\t}\n\t}()\n\treturn nil\n}<\/pre>\n\n\n\n
\u5230\u8fd9\u91cc\u4e3a\u6b62\uff0cInput \u548c Registry \u7684\u4efb\u52a1\u5dee\u4e0d\u591a\u7ed3\u675f\u4e86\uff0c\u800c\u4e0b\u9762\u5f00\u59cb\u5c31\u662f Harvester <\/strong>\u5f00\u59cb\u5de5\u4f5c\u4e86\u3002\u9996\u5148\u7ed9\u51fa Harvester \u548c\u4e0e\u4e4b\u76f8\u5173\u7684 harvesterProgressMetrics <\/strong>\u7684\u7ed3\u6784\u4f53\u3002<\/p>\n\n\n\n
\/\/ Harvester\u7ed3\u6784\u4f53\uff1aHarvester\u672c\u8eab\u76f8\u5173\u7684\u6570\u636e\ntype Harvester struct {\n\tid     uuid.UUID\n\tconfig config\n\tsource harvester.Source\n\t\/\/ \u505c\u6b62Harvester\u65f6\u7684\u76f8\u5173\u6307\u6807\uff0c\u9a6c\u4e0a\u5c31\u8981\u7528\u5230\n\tdone     chan struct{}\n\tdoneWg   *sync.WaitGroup\n\tstopOnce sync.Once\n\tstopWg   *sync.WaitGroup\n\tstopLock sync.Mutex\n\t\/\/ \u5f00\u542fHarvester\u65f6\u7684\u76f8\u5173\u6307\u6807\n\tstate  file.State\n\tstates *file.States\n\tlog    *Log\n\t\/\/ \u8bfb\u53d6\u6587\u4ef6\u7684\u5de5\u5177\n\treader          reader.Reader\n\tencodingFactory encoding.EncodingFactory\n\tencoding        encoding.Encoding\n\t\/\/ \u53d1\u9001\u4fe1\u606f\u7684\u5de5\u5177\n\toutletFactory OutletFactory\n\tpublishState  func(file.State) bool\n    \/\/ Harvester\u7684\u5de5\u4f5c\u5185\u5bb9\u76f8\u5173\u7684\u6570\u636e\uff0c\u7ed3\u6784\u4f53\u5c31\u5728\u4e0b\u9762\n\tmetrics *harvesterProgressMetrics\n\tonTerminate func()\n}\n\/\/ harvesterProgressMetrics\u7ed3\u6784\u4f53\uff1aHarvester\u7684\u5de5\u4f5c\u5185\u5bb9\u76f8\u5173\u7684\u6570\u636e\ntype harvesterProgressMetrics struct {\n\tmetricsRegistry             *monitoring.Registry\n\tfilename                    *monitoring.String\n\tstarted                     *monitoring.String\n\tlastPublished               *monitoring.Timestamp\n\tlastPublishedEventTimestamp *monitoring.Timestamp\n\tcurrentSize                 *monitoring.Int\n\treadOffset                  *monitoring.Int\n}<\/pre>\n\n\n\n
\u4e0b\u9762\u662f\u542f\u52a8<\/strong> Harvester \u7684\u65b9\u6cd5\u3002\u8be5\u65b9\u6cd5\u5728\u542f\u52a8 Harvester \u4e4b\u524d\uff0c\u5c31\u5df2\u7ecf\u628a\u505c\u6b62 Harvester \u7684\u76f8\u5173\u5de5\u4f5c\u51c6\u5907\u597d\u4e86\uff0c\u4e4b\u540e Harvester \u518d\u9010\u884c\u8bfb\u53d6<\/strong>\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u6570\u636e\u3002 <\/p>\n\n\n\n
\/\/ \u542f\u52a8Harvester\nfunc (h *Harvester) Run() error {\n\t\/\/ onTerminate \u662fHarvester\u5b9e\u4f8b\u7684\u4e00\u4e2a\u51fd\u6570\uff0c\u7528\u4e8e\u5728Harvester\u7ed3\u675f\u65f6\u6267\u884c\u64cd\u4f5c\n    \/\/ \u4e4b\u524dInput\u521b\u5efaHarvester\u7684\u65f6\u5019\uff0c\u5c06\u8fd9\u4e2a\u51fd\u6570\u8bbe\u4e3aInput\u5b9e\u4f8b\u4e2d\u5b58\u50a8\u7684Harvester\u7684\u6570\u91cf\u51cf\u4e00\n\tif h.onTerminate != nil {\n\t\tdefer h.onTerminate()\n\t}\n    \/\/ forwarder\u662foutlet\u7684\u5c01\u88c5\uff0coutlet\u8d1f\u8d23\u53d1\u9001\u6536\u96c6\u5230\u7684\u65e5\u5fd7\u4fe1\u606f\n    \/\/ outlet\u548cforwarder\u4e0b\u9762\u90fd\u4f1a\u7ed9\u51fa\u7ed3\u6784\u4f53\n\toutlet := channel.CloseOnSignal(h.outletFactory(), h.done)\n\tforwarder := harvester.NewForwarder(outlet)\n\t\/\/ \u65e2\u7136\u5f53\u524dHarvester\u5b9e\u4f8b\u542f\u52a8\u4e86\uff0c\u90a3\u4e48\u5c31\u9700\u8981\u4f7fStop\u65b9\u6cd5\u7684\u7b49\u5f85\u961f\u5217\u5143\u7d20\u52a0\u4e00\n    \/\/ \u8fd9\u8868\u660e\u4e86\u5f53\u524dHarvester\u80fd\u591f\u505c\u6b62\n    \/\/ \u7531\u4e8estopWg\u662f\u5171\u4eab\u7684\uff0c\u6240\u4ee5\u9700\u8981\u52a0\u9501\u64cd\u4f5c\n\th.stopLock.Lock()\n\th.stopWg.Add(1)\n\th.stopLock.Unlock()\n\tselect {\n\tcase <-h.done:\n\t\th.stopWg.Done()\n\t\treturn nil\n\tdefault:\n\t}\n\tdefer func() {\n\t\th.stop()\n\t\th.cleanup()\n\t\tharvesterRunning.Add(-1)\n\t\th.stopWg.Done()\n\t}()\n\tharvesterStarted.Add(1)\n\tharvesterRunning.Add(1)\n    \/\/ \u5355\u5f00\u4e00\u4e2a\u7ebf\u7a0b\uff1a\u4e24\u79cd\u60c5\u51b5\u4e0b\u505c\u6b62Harvester\n\tgo func(source string) {\n\t\tcloseTimeout := make(<-chan time.Time)\n\t\tif h.config.CloseTimeout > 0 {\n\t\t\tcloseTimeout = time.After(h.config.CloseTimeout)\n\t\t}\n\t\tselect {\n        \/\/ \u8981\u4e48\u7b49\u5230\u8d85\u65f6\u5173\u95edHarvester\n\t\tcase <-closeTimeout:\n\t\t\tlogp.Info(\"Closing harvester because close_timeout was reached: %s\", source)\n\t\t\/\/ \u8981\u4e48\u7b49\u5230Harvester\u81ea\u5df1\u7ed3\u675f\n\t\tcase <-h.done:\n\t\t}\n\t\th.stop()\n\t\terr := h.reader.Close()\n\t\tif err != nil {\n\t\t\tlogp.Err(\"Failed to stop harvester for file %s: %v\", h.state.Source, err)\n\t\t}\n\t}(h.state.Source)\n\tlogp.Info(\"Harvester started for file: %s\", h.state.Source)\n\th.doneWg.Add(1)\n\tgo func() {\n\t\th.monitorFileSize()\n\t\th.doneWg.Done()\n\t}()\n    \/\/ Harvester\u5f00\u59cb\u9010\u884c\u8bfb\u53d6\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u6570\u636e\n\tfor {\n\t\tselect {\n        \/\/ Harvester\u5b8c\u6210\u4efb\u52a1\u540e\u5f53\u524d\u5faa\u73af\u7ed3\u675f\n\t\tcase <-h.done:\n\t\t\treturn nil\n\t\tdefault:\n\t\t}\n\t\t\/\/ Harvester\u8bfb\u53d6\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u4e00\u884c\u6570\u636e\n\t\tmessage, err := h.reader.Next()\n        \/\/ \u5f02\u5e38\u5904\u7406\n\t\tif err != nil {\n\t\t\tswitch err {\n\t\t\tcase ErrFileTruncate:\n\t\t\t\tlogp.Info(\"File was truncated. Begin reading file from offset 0: %s\", h.state.Source)\n\t\t\t\th.state.Offset = 0\n\t\t\t\tfilesTruncated.Add(1)\n\t\t\tcase ErrRemoved:\n\t\t\t\tlogp.Info(\"File was removed: %s. Closing because close_removed is enabled.\", h.state.Source)\n\t\t\tcase ErrRenamed:\n\t\t\t\tlogp.Info(\"File was renamed: %s. Closing because close_renamed is enabled.\", h.state.Source)\n\t\t\tcase ErrClosed:\n\t\t\t\tlogp.Info(\"Reader was closed: %s. Closing.\", h.state.Source)\n\t\t\tcase io.EOF:\n\t\t\t\tlogp.Info(\"End of file reached: %s. Closing because close_eof is enabled.\", h.state.Source)\n\t\t\tcase ErrInactive:\n\t\t\t\tlogp.Info(\"File is inactive: %s. Closing because close_inactive of %v reached.\", h.state.Source, h.config.CloseInactive)\n\t\t\tcase reader.ErrLineUnparsable:\n\t\t\t\tlogp.Info(\"Skipping unparsable line in file: %v\", h.state.Source)\n                \/\/ \u65e0\u6cd5\u89e3\u6790\uff0c\u76f4\u63a5\u8f6c\u5230\u4e0b\u4e00\u884c\u6570\u636e\n\t\t\t\tcontinue\n\t\t\tdefault:\n\t\t\t\tlogp.Err(\"Read line error: %v; File: %v\", err, h.state.Source)\n\t\t\t}\n\t\t\treturn nil\n\t\t}\n\t\t\/\/ \u4eceHarvester\u5b9e\u4f8b\u4e2d\u62f7\u8d1dstate\u526f\u672c\n        \/\/ \u5982\u679c\u4e0d\u7528\u526f\u672c\u800c\u76f4\u63a5\u5728Harvester\u5b9e\u4f8b\u4e0a\u64cd\u4f5c\u7684\u8bdd\uff0c\u90a3\u4e48\u5f53\u4fe1\u606f\u53d1\u9001\u5931\u8d25\u65f6\uff0c\u5c31\u9700\u8981\u64a4\u9500\u5bf9state\u7684\u64cd\u4f5c\u4e86\n\t\tstate := h.getState()\n\t\tstartingOffset := state.Offset\n\t\tstate.Offset += int64(message.Bytes)\n\t\t\/\/ \u53d1\u9001\u4fe1\u606f\n\t\tif !h.onMessage(forwarder, state, message, startingOffset) {\n\t\t\treturn nil\n\t\t}\n\t\t\/\/ \u4fe1\u606f\u53d1\u9001\u6210\u529f\u4e86\uff0c\u5c31\u53ef\u4ee5\u6839\u636e\u526f\u672c\u66f4\u65b0Harvester\u5b9e\u4f8b\u7684state\u4e86\n\t\th.state = state\n\t\t\/\/ \u66f4\u65b0harvesterProgressMetrics\u7684\u76f8\u5173\u6570\u636e\uff0c\u5b83\u7684\u7ed3\u6784\u4f53\u4e4b\u524d\u7ed9\u51fa\u6765\u4e86\n\t\th.metrics.readOffset.Set(state.Offset)\n\t\th.metrics.lastPublished.Set(time.Now())\n\t\th.metrics.lastPublishedEventTimestamp.Set(message.Ts)\n\t}\n}\n\/\/ outlet\u7ed3\u6784\u4f53\ntype outlet struct {\n\tclient beat.Client\n\tisOpen atomic.Bool\n\tdone   chan struct{}\n}\n\/\/ forwarder\u7ed3\u6784\u4f53\ntype Forwarder struct {\n\tOutlet Outlet\n}<\/pre>\n\n\n\n
\u4ee5\u4e0a\u4ee3\u7801\u4e2d\uff0cHarvester \u7684 onMessage <\/strong>\u65b9\u6cd5\u4f1a\u66f4\u65b0 Harvester \u7684\u72b6\u6001\uff0c\u5e76\u4e14\u5c06 Harvester \u7684\u9605\u8bfb\u5668 reader \u8bfb\u5230\u7684\u4e00\u884c\u65e5\u5fd7\u6570\u636e\u53d1\u9001\u51fa\u53bb\u3002\u90a3\u4e48\u8fd9\u884c\u65e5\u5fd7\u6570\u636e\u4f1a\u53d1\u9001\u5230\u54ea\u91cc\u5462\uff1f\u6211\u4eec\u4e0b\u4e00\u7bc7\u518d\u8bf4\u3002<\/p>\n\n\n\n
Filebeat \u7684\u6570\u636e\u53d1\u9001\u6d41\u7a0b<\/h2>\n\n\n\n
\u6211\u53c8\u753b\u4e86\u4e00\u4e2a Filebeat \u7684\u6570\u636e\u53d1\u9001<\/strong>\u7684\u6d41\u7a0b\u56fe\uff0c\u91cc\u9762\u63cf\u8ff0\u4e86 Filebeat \u548c libbeat \u5e93\u4e2d\u7684\u4e3b\u8981\u7ec4\u4ef6\u53d1\u9001\u65e5\u5fd7\u6570\u636e\u7684\u8fc7\u7a0b\u3002<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u8be6\u7ec6\u770b\u770b Filebeat \u548c libbeat \u5e93\u7684\u6e90\u7801\u4e2d\u662f\u5982\u4f55\u5b9e\u73b0\u65e5\u5fd7\u6570\u636e\u53d1\u9001<\/strong>\u7684\u529f\u80fd\u7684\u3002<\/p>\n\n\n\n
\u4e0a\u4e00\u7bc7\u8bf4\u5230 Harvester \u4f1a\u5c06 reader \u8bfb\u5230\u7684\u65e5\u5fd7\u6570\u636e\u53d1\u9001\u51fa\u53bb\uff0c\u90a3\u4e48\u662f\u53d1\u9001\u5230\u54ea\u91cc\u5462\uff1f\u5728\u6b64\u4e4b\u524d\uff0c\u6211\u4eec\u5148\u770b\u4e24\u79cd\u6570\u636e\u7ed3\u6784\uff1aBufferingEventLoop <\/strong>\u548c DirectEventLoop<\/strong>\u3002\u5b83\u4eec\u4fe9\u4f1a\u6839\u636e\u60c5\u51b5\u5728 libbeat \u5e93\u4e2d broker \u5305\u88ab\u5bfc\u5165\u7684\u65f6\u5019\u8fdb\u884c\u521d\u59cb\u5316\u3002<\/p>\n\n\n\n
\/\/ \u7f13\u51b2\u961f\u5217bufferingEventLoop\u7ed3\u6784\u4f53\ntype bufferingEventLoop struct {\n\tbroker *broker\n\tbuf        *batchBuffer\n\tflushList  flushList\n\teventCount int\n\tminEvents    int\n\tmaxEvents    int\n\tflushTimeout time.Duration\n\t\/\/ broker\u63a5\u53e3\u7ba1\u9053\n\tevents    chan pushRequest\n\tget       chan getRequest\n\tpubCancel chan producerCancelRequest\n\t\/\/ \u5904\u7406\u5e94\u7b54\u4fe1\u53f7\n\tacks        chan int\n\tschedACKS   chan chanList\n\tpendingACKs chanList\n\tackSeq      uint\n\t\/\/ \u7f13\u51b2\u533a\u5237\u65b0\u8ba1\u65f6\u5668\u72b6\u6001\n\ttimer *time.Timer\n\tidleC <-chan time.Time\n}\n\/\/ \u76f4\u63a5\u4f20\u9012\u961f\u5217directEventLoop\u7ed3\u6784\u4f53\ntype directEventLoop struct {\n\tbroker *broker\n\tbuf ringBuffer\n\t\/\/ broker\u63a5\u53e3\u7ba1\u9053\n\tevents    chan pushRequest\n\tget       chan getRequest\n\tpubCancel chan producerCancelRequest\n\t\/\/ \u5904\u7406\u5e94\u7b54\u4fe1\u53f7\n\tacks        chan int\n\tschedACKS   chan chanList\n\tpendingACKs chanList\n\tackSeq      uint\n}<\/pre>\n\n\n\n
DirectEventLoop \u7ed3\u6784\u76f8\u5bf9\u66f4\u7b80\u5355\uff0c\u76f4\u5165\u76f4\u51fa\uff0c\u63a5\u6536\u5230\u6570\u636e\u5c31\u53d1\u9001\u51fa\u53bb\u3002\u800c BufferingEventLoop \u4f1a\u5728 broker \u63a5\u53e3\u7ba1\u9053\u63a5\u6536\u5230\u6570\u636e\u65f6\uff0c\u5148\u5c06\u6570\u636e\u653e\u5165\u7f13\u5b58\u533a<\/strong>\u3002\u7b49\u5230\u7f13\u5b58\u533a\u6ee1\u4e86\u4e4b\u540e\uff0c\u4f1a\u89e6\u53d1 handleConsumer \u65b9\u6cd5\uff0c\u4e00\u6b21\u6027\u628a\u6570\u636e\u5168\u90e8\u53d1\u9001\u51fa\u53bb\u3002<\/p>\n\n\n\n
\/\/ \u7f13\u51b2\u961f\u5217bufferingEventLoop\u8fd0\u884c\u6d41\u7a0b\nfunc (l *bufferingEventLoop) run() {\n\tvar (\n\t\tbroker = l.broker\n\t)\n\tfor {\n\t\tselect {\n\t\tcase <-broker.done:\n\t\t\treturn\n        \/\/ \u5982\u679c\u7f13\u51b2\u961f\u5217\u63a5\u6536\u5230\u4e86\u65b0\u7684event\uff0c\u90a3\u5c31\u5c06\u5176\u63d2\u5165\u961f\u5217\uff0c\u5e76\u68c0\u67e5\u961f\u5217\u662f\u5426\u5df2\u6ee1\n\t\tcase req := <-l.events:\n\t\t\tl.handleInsert(&req)\n        \/\/ \u5982\u679c\u7f13\u51b2\u961f\u5217\u63a5\u6536\u5230\u4e86\u79fb\u9664event\u7684\u578b\u53f7\uff0c\u90a3\u5c31\u79fb\u9664\u76f8\u4f9d\u7684event\n\t\tcase req := <-l.pubCancel:\n\t\t\tl.handleCancel(&req)\n        \/\/ \u5982\u679c\u7f13\u51b2\u961f\u5217\u63a5\u6536\u5230\u4e86consumer\u53d1\u9001\u6765\u7684\u8bf7\u6c42\u4e0b\u4e00\u6279\u6570\u636e\u7684\u4fe1\u53f7\uff0c\u90a3\u5c31\u628a\u6570\u636e\u53d1\u9001\u8fc7\u53bb\n\t\tcase req := <-l.get: \/\/ consumer asking for next batch\n\t\t\tl.handleConsumer(&req)\n\t\tcase l.schedACKS <- l.pendingACKs:\n\t\t\tl.schedACKS = nil\n\t\t\tl.pendingACKs = chanList{}\n\t\tcase count := <-l.acks:\n\t\t\tl.handleACK(count)\n\t\tcase <-l.idleC:\n\t\t\tl.idleC = nil\n\t\t\tl.timer.Stop()\n\t\t\tif l.buf.length() > 0 {\n\t\t\t\tl.flushBuffer()\n\t\t\t}\n\t\t}\n\t}\n}<\/pre>\n\n\n\n
BufferingEventLoop \u8fd9\u79cd\u6570\u636e\u7ed3\u6784\u5c06\u4e2d\u8f6c\u7684\u7279\u6027\u53d1\u6325\u7684\u6dcb\u6f13\u5c3d\u81f4\u3002\u5b83\u5728 broker \u5305\u88ab\u5bfc\u5165\u65f6\u5c31\u5df2\u7ecf\u521d\u59cb\u5316\uff0c\u4e4b\u540e\u4e00\u8fb9\u7b49\u5f85 Filebeat \u7ed9\u5b83\u53d1\u9001\u6570\u636e\uff0c\u4e00\u904d\u7b49\u5f85 Consumer \u95ee\u5b83\u8981\u6570\u636e\u3002\u8fd9\u4e5f\u5c31\u662f Spooler <\/strong>\u7684\u5e95\u5c42\u539f\u7406\u3002<\/p>\n\n\n\n
\u4e4b\u524d\u6211\u4eec\u5df2\u7ecf\u8bf4\u4e86 Filebeat \u662f\u5982\u4f55\u7ed9\u5b83\u53d1\u9001\u6570\u636e\u7684\uff0c\u90a3 Consumer \u662f\u5982\u4f55\u95ee\u5b83\u8981\u6570\u636e\u7684\u5462\uff1fConsumer \u7684 loop <\/strong>\u65b9\u6cd5\u80fd\u591f\u4ece\u7f13\u51b2\u961f\u5217\u7684 Broker \u4e2d\u83b7\u53d6\u65e5\u5fd7\u6570\u636e\uff0c\u4e4b\u540e\u518d\u53d1\u9001\u5230 outputGroup \u7684\u7ba1\u9053 workQueue <\/strong>\u4e2d\u3002<\/p>\n\n\n\n
\/\/ Consumer\u7684loop\u65b9\u6cd5\u4e2d\u83b7\u53d6\u65e5\u5fd7\u6570\u636e\u5e76\u4e14\u53d1\u9001\u51fa\u53bb\u7684\u5faa\u73af\nfunc (c *eventConsumer) loop(consumer queue.Consumer) {\n\tlog := c.logger\n\tlog.Debug(\"start pipeline event consumer\")\n\tvar (\n\t\tout    workQueue\n\t\tbatch  Batch\n\t\tpaused = true\n\t)\n\thandleSignal := func(sig consumerSignal) error {\n\t\tswitch sig.tag {\n\t\tcase sigStop:\n\t\t\treturn errStopped\n\t\tcase sigConsumerCheck:\n\t\tcase sigConsumerUpdateOutput:\n\t\t\tc.out = sig.out\n\t\tcase sigConsumerUpdateInput:\n\t\t\tconsumer = sig.consumer\n\t\t}\n\t\tpaused = c.paused()\n\t\tif c.out != nil && batch != nil {\n\t\t\tout = c.out.workQueue\n\t\t} else {\n\t\t\tout = nil\n\t\t}\n\t\treturn nil\n\t}\n\tfor {\n\t\tif !paused && c.out != nil && consumer != nil && batch == nil {\n            \/\/ out\u662foutputGroup\u7684\u7ba1\u9053workQueue\n\t\t\tout = c.out.workQueue\n            \/\/ \u5411Broker\u53d1\u9001\u65e5\u5fd7\u6570\u636e\u7684\u8bf7\u6c42\uff0c\u7136\u540e\u7b49\u5f85\u56de\u590d\n\t\t\tqueueBatch, err := consumer.Get(c.out.batchSize)\n\t\t\tif err != nil {\n\t\t\t\tout = nil\n\t\t\t\tconsumer = nil\n\t\t\t\tcontinue\n\t\t\t}\n\t\t\tif queueBatch != nil {\n\t\t\t\tbatch = newBatch(c.ctx, queueBatch, c.out.timeToLive)\n\t\t\t}\n\t\t\tpaused = c.paused()\n\t\t\tif paused || batch == nil {\n\t\t\t\tout = nil\n\t\t\t}\n\t\t}\n\t\tselect {\n\t\tcase sig := <-c.sig:\n\t\t\tif err := handleSignal(sig); err != nil {\n\t\t\t\treturn\n\t\t\t}\n\t\t\tcontinue\n\t\tdefault:\n\t\t}\n\t\tselect {\n\t\tcase sig := <-c.sig:\n\t\t\tif err := handleSignal(sig); err != nil {\n\t\t\t\treturn\n\t\t\t}\n        \/\/ \u5c06\u521a\u624d\u4eceBroker\u90a3\u91cc\u8bf7\u6c42\u6765\u7684\u6570\u636e\uff0c\u53d1\u9001\u5230outputGroup\u7684\u7ba1\u9053workQueue\n\t\tcase out <- batch:\n\t\t\tbatch = nil\n\t\t\tif paused {\n\t\t\t\tout = nil\n\t\t\t}\n\t\t}\n\t}\n}\n\/\/ outputGroup\u7ed3\u6784\u4f53\ntype outputGroup struct {\n\tworkQueue workQueue\n\toutputs   []outputWorker\n\tbatchSize  int\n\ttimeToLive int\n}\n\/\/ \u7ba1\u9053workQueue\ntype workQueue chan publisher.Batch<\/pre>\n\n\n\n
\u968f\u540e\uff0coutputGroup \u7684\u7ba1\u9053 workQueue \u4e2d\u7684\u65e5\u5fd7\u6570\u636e\u53c8\u88ab\u53d1\u9001\u5230 clientWorker <\/strong>\u4e2d\u7684 worker \u4e2d\u7684\u7ba1\u9053 workQueue \u91cc\u9762\u3002clientWorker \u5728\u63a5\u6536\u5230\u65e5\u5fd7\u6570\u636e\u540e\uff0c\u518d\u7528\u76f8\u5bf9\u5e94\u7684 Client <\/strong>\u7684 Publish \u65b9\u6cd5\u628a\u65e5\u5fd7\u6570\u636e\u53d1\u9001\u51fa\u53bb\u3002<\/p>\n\n\n\n
\/\/ clientWorker\u63a5\u53d7\u5e76\u4e14\u53d1\u9001\u65e5\u5fd7\u6570\u636e\nfunc (w *clientWorker) run() {\n\tfor {\n\t\tselect {\n\t\t\/\/ \u8981\u4e48worker\u88ab\u5173\u95ed\n\t\tcase <-w.done:\n\t\t\treturn\n        \/\/ \u8981\u4e48\u4eceworker\u4e2d\u7684\u7ba1\u9053workQueue\u91cc\u9762\u63a5\u6536\u5230\u4e86\u65e5\u5fd7\u6570\u636e\n\t\tcase batch := <-w.qu:\n\t\t\tif batch == nil {\n\t\t\t\tcontinue\n\t\t\t}\n\t\t\tw.observer.outBatchSend(len(batch.Events()))\n            \/\/ \u5c06\u63a5\u6536\u5230\u7684\u65e5\u5fd7\u6570\u636e\u7528\u76f8\u5bf9\u5e94\u7684client\u7684Publish\u65b9\u6cd5\u53d1\u9001\u51fa\u53bb\n\t\t\tif err := w.client.Publish(context.TODO(), batch); err != nil {\n\t\t\t\treturn\n\t\t\t}\n\t\t}\n\t}\n}\n\/\/ clientWorker\u7ed3\u6784\u4f53\ntype clientWorker struct {\n\tworker\n\tclient outputs.Client\n}\n\/\/ worker\u7ed3\u6784\u4f53\ntype worker struct {\n\tid       uint\n\tobserver outputObserver\n\tqu       workQueue\n\tdone     chan struct{}\n}\n\/\/ \u7ba1\u9053workQueue\ntype workQueue chan publisher.Batch<\/pre>\n\n\n\n
Client \u6709\u5f88\u591a\u79cd\uff0clibbeat \u5e93\u4e2d\u5305\u542b\u4e86 Elasticsearch\u3001logstash\u3001kafka \u7b49\u7684 Client\uff0c\u5e76\u4e14\u5b83\u4eec\u7684 Publish \u65b9\u6cd5\u4e5f\u6709\u6240\u4e0d\u540c\u3002\u5982\u679c\u8bf4\u6211\u4eec\u60f3\u5c06 Filebeat \u53d1\u9001\u5230\u6211\u4eec\u81ea\u5b9a\u4e49<\/strong>\u7684\u540e\u7aef\uff0c\u90a3\u4e48\u5c31\u8981\u7f16\u5199\u6211\u4eec\u81ea\u5df1\u7684 Client\uff0c\u5e76\u5b9e\u73b0\u5176\u4e2d\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n\n
\/\/ Client\u63a5\u53e3\ntype Client interface {\n    \n\tClose() error\n    \n\tPublish(context.Context, publisher.Batch) error\n    \n\tString() string\n}<\/pre>\n\n\n\n
\u5199\u5728\u6700\u540e<\/h2>\n\n\n\n
\u4ee5\u4e0a\u7684\u6e90\u7801\u5206\u6790\u53ea\u662f Filebeat \u91c7\u96c6\u65e5\u5fd7\u6570\u636e\u5e76\u53d1\u9001\u5230\u540e\u7aef\u7684\u6d41\u7a0b\uff0c\u5176\u5b9e\u8fd8\u6709\u5f88\u591a\u5730\u65b9\u6ca1\u6709\u8bf4\u6e05\u695a\uff0c\u6bd4\u5982 Filebeat \u8fd0\u884c\u65f6\u7528\u5230\u4e86 libbeat <\/strong>\u5e93\u4e2d\u7684\u8bb8\u591a\u5305\uff0c\u8fd9\u4e9b\u5305\u65e9\u5728\u4e00\u5f00\u59cb\u5c31\u521d\u59cb\u5316\u5e76\u53d1\u6325\u4e86\u5f88\u91cd\u8981\u7684\u4f5c\u7528\u3002\u4f8b\u5982\u5b9e\u73b0 Spooler \u7684 BufferingEventLoop\uff0c\u5b83\u662f\u76f4\u63a5\u4fdd\u5b58\u5728\u5185\u5b58\u4e2d\u7684\u961f\u5217\uff0c\u5176\u5b9e\u8fd8\u6709\u4fdd\u5b58\u5728\u786c\u76d8<\/strong>\u4e2d\u7684\u961f\u5217\uff0c\u4e5f\u53d1\u6325\u4e86\u91cd\u8981\u7684\u4f5c\u7528\u3002Filebeat \u80fd\u591f\u8fd0\u884c\uff0c\u4e0d\u5149\u662f\u9760\u4e00\u4e24\u6761\u4e3b\u7ebf\u5c31\u80fd\u5b8c\u6210\u4e86\uff0c\u800c\u662f\u9760\u7740\u8bb8\u8bb8\u591a\u591a\u6536\u53d1\u6570\u636e\u7684\u7ec4\u4ef6\u5408\u4f5c\u8fdb\u884c\u6570\u636e\u4f20\u9012\u3002\u53c8\u6bd4\u5982\u8bf4 Elasticsearch\u3001logstash\u3001kafka \u7b49\u7684 Client <\/strong>\u53ca\u5176 Publish \u65b9\u6cd5\u4e5f\u6ca1\u6709\u8be6\u7ec6\u8bf4\uff0c\u5982\u679c\u80fd\u628a\u8fd9\u4e9b\u5f04\u61c2\u7684\u8bdd\uff0c\u662f\u53ef\u4ee5\u63a7\u5236 Filebeat \u5c06\u91c7\u96c6\u5230\u7684\u6570\u636e\u53d1\u9001\u5230\u6211\u4eec\u81ea\u5df1\u5b9a\u5236\u7684\u540e\u7aef\u3002<\/p>\n\n\n\n
\u9664\u4e86\u5b9a\u5236\u540e\u7aef\uff0cFilebeat \u80fd\u5ef6\u4f38<\/strong>\u7684\u5730\u65b9\u8fd8\u6709\u5f88\u591a\u3002\u4f8b\u5982\u4e0d\u4f7f\u7528 Logstash\uff0c\u800c\u662f\u5728 Filebeat \u4f20\u9012\u6570\u636e\u7684\u67d0\u4e2a\u8fc7\u7a0b\u4e2d\u5b9a\u5236<\/strong>\u4e00\u4e2a\u6a21\u5757\uff0c\u53bb\u4e13\u95e8\u5bf9\u6570\u636e\u8fdb\u884c\u6211\u4eec\u60f3\u8981\u7684\u8fc7\u6ee4\u6216\u5904\u7406\uff0c\u8fd9\u90e8\u5206\u5c5e\u4e8e\u81ea\u5236 Processor \u63d2\u4ef6<\/strong>\u3002\u53c8\u4f8b\u5982\u6211\u4eec\u5728\u5206\u5e03\u5f0f\u73af\u5883\u4e0b\uff0c\u53ef\u4ee5\u8ba9 Filebeat \u53bb\u914d\u5408 k8s <\/strong>\u505a\u5bb9\u5668\u96c6\u7fa4\u7684\u65e5\u5fd7\u91c7\u96c6\u3002\u518d\u4f8b\u5982\uff0c\u6211\u4eec\u5b8c\u5168\u53ef\u4ee5\u4ece Filebeat \u7684\u6e90\u7801\u5c42\u9762\u5bf9\u5176\u8fdb\u884c\u6548\u7387\u4f18\u5316<\/strong>\uff0c\u6bd4\u5982\u5c06 Client \u7684 Publish \u64cd\u4f5c\u5e76\u884c\u5316\u4ece\u800c\u63d0\u5347 Filebeat \u4f20\u8f93\u6570\u636e\u7684\u6548\u7387\u3002\u518d\u8fdb\u4e00\u6b65\uff0c\u6211\u4eec\u751a\u81f3\u53ef\u4ee5\u505a Filebeat \u7684\u81ea\u7814\uff0c\u5373\u4e13\u5c5e Filebeat\u3002\u4e0d\u8fc7\u8fd9\u4e9b\u4e5f\u5148\u4e0d\u7740\u6025\uff0c\u6211\u4eec\u65e5\u540e\u518d\u8bf4\u3002<\/p>\n\n\n\n
\u4e0b\u7bc7\u7ee7\u7eed<\/h2>\n\n\n\n
\u3010Elastic Stack\u7cfb\u5217\u3011\u7b2c\u56db\u7ae0\uff1a\u6e90\u7801\u5206\u6790(\u4e8c) Metricbeat\u7bc7<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
\u7248\u6743\u58f0\u660e\uff1a\u672c\u6587\u4e3a\u535a\u4e3b\u539f\u521b\u6587\u7ae0\uff0c\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u51fa\u5904\uff1ahttps:\/\/twocups.cn\/index.php\/202 […]<\/p>\n","protected":false},"author":1,"featured_media":233,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[99],"tags":[100,109,110],"_links":{"self":[{"href":"https:\/\/twocups.cn\/index.php\/wp-json\/wp\/v2\/posts\/439"}],"collection":[{"href":"https:\/\/twocups.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/twocups.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/twocups.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/twocups.cn\/index.php\/wp-json\/wp\/v2\/comments?post=439"}],"version-history":[{"count":0,"href":"https:\/\/twocups.cn\/index.php\/wp-json\/wp\/v2\/posts\/439\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/twocups.cn\/index.php\/wp-json\/wp\/v2\/media\/233"}],"wp:attachment":[{"href":"https:\/\/twocups.cn\/index.php\/wp-json\/wp\/v2\/media?parent=439"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/twocups.cn\/index.php\/wp-json\/wp\/v2\/categories?post=439"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/twocups.cn\/index.php\/wp-json\/wp\/v2\/tags?post=439"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}