{"id":3684,"date":"2022-05-06T09:48:38","date_gmt":"2022-05-06T01:48:38","guid":{"rendered":"\/?p=3684"},"modified":"2022-05-09T09:49:16","modified_gmt":"2022-05-09T01:49:16","slug":"3-kakfa%e7%ae%80%e4%bb%8b","status":"publish","type":"post","link":"http:\/\/xinblog.ltd\/?p=3684","title":{"rendered":"3.Kakfa\u7b80\u4ecb"},"content":{"rendered":"<p>\u7b80\u5355\u4ecb\u7ecd\u8fc7\u4e86\u5927\u6570\u636e,\u6211\u4eec\u6765\u770b\u4e0b\u5177\u4f53\u7684\u4e00\u4e9b\u7ec4\u4ef6,\u9996\u5148\u662f\u5b9e\u65f6\u6570\u636e\u7684\u5b58\u50a8\u5668,\u5916\u52a0\u4f20\u9012\u5a92\u4ecb\u7684Kafka<\/p>\n<p>Kafka\u672c\u8d28\u4e0a\u6765\u8bf4,\u662f\u4e00\u4e2a\u6d88\u606f\u961f\u5217<\/p>\n<p>\u800c\u4e00\u4e2a\u6d88\u606f\u961f\u5217\u7684\u672c\u8d28\u5de5\u4f5c\u5c31\u662f\u6865\u63a5\u591a\u4e2a\u7cfb\u7edf,\u4e00\u4e2a\u7cfb\u7edf\u7528\u4e8e\u53d1\u9001\u6570\u636e,\u53e6\u4e00\u4e2a\u6570\u636e\u4ece\u5176\u4e2d\u83b7\u53d6\u6570\u636e<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"602\" height=\"90\" class=\"wp-image-3685\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-17.png\" alt=\"\u56fe\u7247\" srcset=\"http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-17.png 602w, http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-17-300x45.png 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>\u800c\u5728Kafka,\u66f4\u4e3a\u5177\u4f53\u7684\u6d88\u606f\u4f20\u9012\u6a21\u578b\u5982\u4e0b<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"602\" height=\"185\" class=\"wp-image-3686\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-18.png\" alt=\"\u56fe\u7247\" srcset=\"http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-18.png 602w, http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-18-300x92.png 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"602\" height=\"272\" class=\"wp-image-3687\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-19.png\" alt=\"\u56fe\u7247\" srcset=\"http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-19.png 602w, http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-19-300x136.png 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>\u5bf9\u5e94\u7684\u5b9e\u73b0\u7684\u601d\u60f3,\u5176\u5b9e\u5728RocketMQ\u4e2d\u5df2\u7ecf\u901a\u8fc7\u6e90\u7801\u67e5\u770b\u4e86<\/p>\n<p>\u800c\u4e4b\u6240\u4ee5\u5728\u5927\u6570\u636e\u4f20\u9012\u4e2d\u9009\u62e9Kafka,\u9664\u4e86Kafka\u662f\u4e2a\u5f00\u5143\u9879\u76ee,\u6027\u80fd\u8db3\u591f\u597d,\u8fd8\u6709\u5c31\u662f\u540c\u7c7b\u7684\u4e2d\u95f4\u4ef6\u6216\u591a\u6216\u5c11\u7684\u5177\u6709\u4e00\u4e9b\u5c0f\u95ee\u9898,<\/p>\n<p>\u800c\u4e14\u4e00\u822c\u5927\u6570\u636e\u7ec4\u4ef6\u9ed8\u8ba4\u90fd\u4f1a\u8003\u8651\u96c6\u6210Kafka,\u6240\u4ee5\u5728\u73b0\u5728\u7684\u5f00\u53d1\u4e2d,\u4e5f\u9ed8\u8ba4\u8003\u8651\u4e86Kafka\u4f5c\u4e3a\u9996\u8981\u96c6\u6210\u7684\u5bf9\u8c61<\/p>\n<p>\u5176\u6b21\u662fKafka\u4e2d\u7684\u4e00\u4e9b\u7ec4\u4ef6\u53ca\u6982\u5ff5<\/p>\n<p>Broker<\/p>\n<p>\u662fKafka\u4e2d\u7528\u6765\u63d0\u4f9b\u6d88\u606f\u8bfb\u5199\u670d\u52a1\u7684\u8282\u70b9,\u79f0\u4e4b\u4e3aBroker<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"200\" height=\"167\" class=\"wp-image-3688\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-20.png\" alt=\"\u56fe\u7247\" \/><\/p>\n<p>\u5728\u6574\u4e2a\u96c6\u7fa4\u73af\u5883\u4e0b,\u591a\u4e2a\u673a\u5668\u7ec4\u6210\u96c6\u7fa4,\u5e76\u63d0\u4f9b\u670d\u52a1<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"602\" height=\"174\" class=\"wp-image-3689\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-21.png\" alt=\"\u56fe\u7247\" srcset=\"http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-21.png 602w, http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-21-300x87.png 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>\u800cBroker\u4ee3\u8868\u7740\u4e00\u4e2a\u670d\u52a1\u8282\u70b9,\u591a\u4e2a\u670d\u52a1\u8282\u70b9\u4e4b\u95f4\u7684\u7ba1\u7406\u5229\u7528\u4e8ezookeeper,\u6bcf\u4e2aBroker\u8282\u70b9\u5728\u96c6\u7fa4\u4e2d\u5177\u6709\u552f\u4e00\u6027\u7684\u6807\u8bc6,\u4e0d\u80fd\u91cd\u590d<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"602\" height=\"234\" class=\"wp-image-3690\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-22.png\" alt=\"\u56fe\u7247\" srcset=\"http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-22.png 602w, http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-22-300x117.png 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>\u5176\u6b21\u662fTopic<\/p>\n<p>Topic\u662f\u627f\u8f7d\u6d88\u606f\u7684\u903b\u8f91\u5bb9\u5668,\u7528\u4e8e\u533a\u5206\u4e0d\u540c\u7684\u5177\u4f53\u4e1a\u52a1\u6570\u636e<\/p>\n<p>\u5728Kafka\u4e2d,\u4f5c\u4e3a\u4e00\u4e2a\u865a\u62df\u7684\u6982\u5ff5,\u7528\u4e8e\u533a\u5206Kafka\u4e2d\u4e0d\u540c\u7684\u6570\u636e\u7684\u7c7b\u522b,\u4e5f\u5c31\u662f\u6d88\u606f\u961f\u5217\u7684ID<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"602\" height=\"166\" class=\"wp-image-3691\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-23.png\" alt=\"\u56fe\u7247\" srcset=\"http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-23.png 602w, http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-23-300x83.png 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u5728\u670d\u52a1\u5668\u4e0a\u521b\u5efa\u4e00\u4e2aTopic\u8fdb\u884c\u6d4b\u8bd5<\/p>\n<p>bin\/kafka-topics.sh &#8211;bootstrap-server linux1:9092 &#8211;create &#8211;topic itdachang &#8211;partitions 3 &#8211;replication-factor 2<\/p>\n<p>\u9996\u5148\u4f7f\u7528\u5b98\u65b9\u6307\u5b9a\u7684sh\u811a\u672c,\u7136\u540e\u8bf4\u660e\u4e86\u670d\u52a1\u5668\u7684\u5730\u5740,\u5f53\u7136\u53ea\u9700\u8981\u6307\u5b9a\u8fd9\u4e2a\u96c6\u7fa4\u4e2d\u4efb\u610f\u4e00\u4e2a\u5730\u5740\u5373\u53ef,\u5176\u6b21\u662ftopic\u7684\u540d\u79f0,\u518d\u4e4b\u540e\u6307\u5b9a\u4e86partition\u4e3a3\u4e2a,replication\u526f\u672c\u4e3a2\u4e2a<\/p>\n<p>\u5982\u679cpartition\u548creplication\u4e0d\u61c2\u7684\u8bdd,\u5148\u5f80\u4e0b\u770b<\/p>\n<p>\u63a5\u4e0b\u6765\u5c31\u53ef\u4ee5kafka\u7684\u63a7\u5236\u53f0\u4e0a\u53ef\u4ee5\u770b<\/p>\n<p>\u9996\u5148\u662f\u83b7\u53d6\u65b0\u521b\u5efa\u7684topic\u4e0b\u7684\u5206\u533a<\/p>\n<p>\u7136\u540e\u662f\u4efb\u610f\u4e00\u4e2a\u5206\u533a\u7684\u72b6\u6001<\/p>\n<p>\u8fd9\u4e2a\u5206\u533a0\u5f88\u660e\u663e\u7684\u8868\u793a\u4e86\u81ea\u5df1\u7684leader\u662f2,\u4e5f\u5c31\u662fbroker-id\u4e3a2\u7684broker<\/p>\n<p>\u5176\u6b21\u662fISR,\u4e5f\u5c31\u662f\u8fd9\u4e2a\u5206\u533a\u5b58\u5728\u7684\u6240\u6709\u8282\u70b9,\u5206\u522b\u662fbroker\u00a02 \u548c broker 1<\/p>\n<p>\u7136\u540e\u662f\u8fd9\u4e2a\u5206\u533a\u5982\u4f55\u5206\u914d\u7ed9\u4e0d\u540c\u7684broker<\/p>\n<p>\u5982\u679c\u65e0\u8111\u7684\u8fdb\u884c\u8f6e\u8be2\u653e\u7f6e,\u90a3\u4e48\u5fc5\u7136\u5b58\u5728broker-id\u8d8a\u5c0f\u7684broker\u4e0a\u5206\u533a\u8d8a\u6765\u8d8a\u591a<\/p>\n<p>\u6240\u4ee5Kafka\u4f1a\u5728\u5b9e\u9645\u5206\u914d\u5206\u533a\u548c\u526f\u672c\u7684\u65f6\u5019,\u9996\u5148\u968f\u673a\u7684\u4ece\u96c6\u7fa4\u4e2d\u627e\u5230\u4e00\u4e2a\u8282\u70b9\u5b58\u653e\u7b2c\u4e00\u4e2a\u5206\u533a,\u7136\u540e\u8f6e\u8be2\u5206\u533a\u5230\u5176\u4ed6\u7684\u5206\u533a<\/p>\n<p>\u8fd9\u5c31\u662f\u5206\u914d\u7684\u539f\u5219,\u6240\u6709\u7684\u526f\u672c\u8981\u5206\u914d\u5c3d\u53ef\u80fd\u7684\u5747\u5300<\/p>\n<p>Partition<\/p>\n<p>\u8fd9\u662f\u4e00\u4e2a\u5206\u533a\u7684\u6982\u5ff5,\u6211\u4eec\u867d\u7136\u5c06\u6570\u636e\u6309\u7167\u4e3b\u9898,\u5206\u4e3a\u4e86\u4e0d\u540c\u7684\u865a\u62df\u6d88\u606f\u961f\u5217<\/p>\n<p>\u4f46\u662f\u4e00\u4e2a\u6d88\u606f\u961f\u5217\u4e0d\u80fd\u53ea\u5728\u4e00\u4e2aBroker\u4e0a\u5b58\u5728,\u6240\u4ee5\u9700\u8981\u5c06\u6d88\u606f\u961f\u5217\u4e2d\u4e0d\u540c\u7684\u6570\u636e\u5206\u5f00,\u6bcf\u4e2aBroker\u4e0a\u653e\u7f6e\u4e00\u90e8\u5206,\u7528\u6765\u5206\u5f00\u63d0\u4f9b\u670d\u52a1,\u57fa\u672c\u7684\u6a21\u578b\u5982\u4e0b<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"448\" height=\"201\" class=\"wp-image-3692\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-24.png\" alt=\"\u56fe\u7247\" srcset=\"http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-24.png 448w, http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-24-300x135.png 300w\" sizes=\"(max-width: 448px) 100vw, 448px\" \/><\/p>\n<p>\u8fd9\u6837topic\u4e0b\u7684\u4e0d\u540c\u5b50\u5b58\u50a8,\u6211\u4eec\u79f0\u4e3aPartition,\u5c06\u6240\u6709\u5206\u533a\u5408\u5728\u4e00\u8d77\u5c31\u662f\u4e00\u4e2a\u5b8c\u6574\u7684topic<\/p>\n<p>\u4f46\u662f\u5982\u679c\u53ea\u662f\u7b80\u5355\u7684\u5c06Topic\u5206\u4e3aPartition,\u90a3\u4e48\u5f53\u67d0\u4e00\u4e2aBroker\u51fa\u73b0\u95ee\u9898\u7684\u65f6\u5019,\u4ecd\u7136\u6709\u90e8\u5206Partition\u4e0d\u53ef\u7528<\/p>\n<p>\u6240\u4ee5Partition\u4e4b\u95f4\u4ecd\u7136\u9700\u8981\u8003\u8651\u5f7c\u6b64\u5907\u4efd<\/p>\n<p>\u8fd9\u5c31\u5f15\u7533\u4e86\u4e00\u4e2a\u65b0\u7684\u6982\u5ff5,Kafka\u7684Replica\u00a0\u526f\u672c\u673a\u5236<\/p>\n<p>\u4e3a\u4e86\u4fdd\u8bc1\u6570\u636e\u7684\u53ef\u9760\u6027,Kafka\u5c06Partition\u5728\u4e0d\u540c\u7684Broker\u4e0a\u8fdb\u884c\u4e86\u5907\u4efd<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"602\" height=\"254\" class=\"wp-image-3693\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-25.png\" alt=\"\u56fe\u7247\" srcset=\"http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-25.png 602w, http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-25-300x127.png 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>\u5c06\u4e0d\u540c\u7684Partition\u8fdb\u884c\u5907\u4efd,\u63d0\u4f9b\u4e86\u591a\u4e2a\u526f\u672c<\/p>\n<p>\u5176\u4e2d\u4e00\u4e2a\u4e3aLeader,\u5176\u4ed6\u7684\u526f\u672c\u90fd\u662ffollower<\/p>\n<p>Leader\u8d1f\u8d23\u8bfb\u5199,follower\u7528\u4e8e\u5907\u4efd<\/p>\n<p>\u81f3\u4e8e\u5177\u4f53\u7684\u5b58\u50a8\u5b9e\u4f53,\u5728Kafka\u4e2d\u843d\u76d8\u4e3a\u4e86Log\u6587\u4ef6<\/p>\n<p>\u5176\u4e2d\u91cd\u8981\u7684\u662f\u6570\u636e\u65e5\u5fd7\u6587\u4ef6,\u56e0\u4e3a\u5206\u533a\u5185\u90e8\u5c31\u662f\u4e00\u4e2a\u4e00\u5b9a\u957f\u5ea6\u7684\u6570\u7ec4\u961f\u5217,\u65b0\u7684\u6570\u636e\u53ef\u4ee5\u8ffd\u52a0\u5230\u8fd9\u4e2a\u961f\u5217\u4e2d,\u6570\u636e\u5728\u8fd9\u4e2a\u961f\u5217\u4e2d\u7684\u4f4d\u7f6e\u79f0\u4e3a\u504f\u79fb\u91cfoffset<\/p>\n<p>\u8fd9\u6837\u7684\u4e0d\u65ad\u53e0\u52a0,\u5c06\u78c1\u76d8\u6587\u4ef6,\u4ece\u968f\u673a\u8bbf\u95ee\u53d8\u4e3a\u4e86\u987a\u5e8f\u5199\u5165\u6570\u636e<\/p>\n<p>\u800c\u6587\u4ef6\u5177\u6709\u4e0a\u9650\u7684,\u5982\u679c\u60f3\u8981\u5feb\u901f\u7684\u6d88\u8d39\u6570\u636e,\u5219\u9700\u8981\u5c06\u6587\u4ef6\u8fdb\u884c\u62c6\u5206,\u79f0\u4e3aSeqment<\/p>\n<p>\u5f53\u7136seqment\u7684\u4e0a\u9650\u662f\u53ef\u4ee5\u914d\u7f6e\u7684,\u5728config\u914d\u7f6e\u6587\u4ef6\u4e2d\u8fdb\u884c\u8bbe\u7f6e\u5373\u53ef<\/p>\n<p>\u4e3a\u4e86\u5feb\u901f\u7684\u8bbf\u95ee\u6587\u4ef6\u4e2d\u7684\u6570\u636e,Kafka\u8fd8\u4f1a\u4ea7\u751f\u7d22\u5f15\u6587\u4ef6<\/p>\n<p>\u7d22\u5f15\u662f\u7528\u6765\u5feb\u901f\u67e5\u627elog\u6587\u4ef6\u4e2d\u7684\u6570\u636e\u7684,\u4e24\u8005\u7684\u5173\u7cfb\u4e3a,log\u4e3a\u5199\u5165\u4e00\u5b9a\u91cf\u7684\u6d88\u606f,\u6bd4\u5982\u4e3a4KB,\u8fd9\u65f6\u5019\u4f1a\u751f\u6210\u4e00\u6761index\u8bb0\u5f55<\/p>\n<p>\u8fd9\u6837\u5f62\u6210\u4e00\u6761\u5982\u4e0b\u7684\u56fe<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"602\" height=\"427\" class=\"wp-image-3694\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-26.png\" alt=\"\u56fe\u7247\" srcset=\"http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-26.png 602w, http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-26-300x213.png 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>\u5bf9\u4e8e\u6570\u636e\u7684\u67e5\u627e,\u5c31\u662f\u6839\u636eclient\u8bf7\u6c42\u7684Offset,\u5728index\u4e2d\u8fdb\u884c\u4e8c\u5206\u67e5\u627e<\/p>\n<p>\u6bd4\u5982offset\u4e3a23,\u90a3\u4e48\u5c31\u4f1a\u5728\u4e8c\u5206\u67e5\u627e\u4e4b\u540e,\u786e\u5b9a\u4e3a[22,26]\u4e4b\u95f4<\/p>\n<p>\u90a3\u4e48\u5c31\u62ff\u7740offset\u00a022 \u5bf9\u5e94\u7684position,\u4e5f\u5c31\u662f\u7269\u7406\u504f\u79fb\u91cf\u6765log\u6587\u4ef6\u4e2d\u8bfb\u53d6,\u4ece656\u4e4b\u540e\u5f00\u59cb\u8bfb\u53d6,\u4f9d\u6b21\u627e\u523023\u7684offset\u5bf9\u5e94\u7684record<\/p>\n<p>\u800c\u4e14\u4ece\u4e0a\u9762\u53ef\u4ee5\u770b\u51fa\u6765,\u6bcf\u4e00\u4e2alog\u548cindex\u7684\u540d\u5b57\u90fd\u662f\u4e00\u81f4\u7684,\u53ea\u4e0d\u8fc7\u540e\u7f00\u4e0d\u540c\u7f62\u4e86<\/p>\n<p>\u67e5\u770b\u65e5\u5fd7\u6587\u4ef6,\u9700\u8981\u6211\u4eec\u4f7f\u7528kafka\u7684\u5bf9\u5e94sh<\/p>\n<p>bin\/kafka-run-class.sh kafka.tools.DumpLogSegments &#8211;files \/opt\/module\/kafka\/logs\/test-0\/00000000000000000000.log \u00a0&#8211;print-data-log<\/p>\n<p>\u6700\u540e\u6211\u4eec\u67e5\u770b\u4e0bKafka\u4e2d\u7684RPC\u8bf7\u6c42,\u8fd9\u9700\u8981\u6211\u4eec\u8d70\u90e8\u5206\u7684\u6e90\u7801<\/p>\n<p>\u9996\u5148\u662f\u4e00\u4e2a\u521d\u59cb\u5316\u670d\u52a1\u7684Scala\u4ee3\u7801<\/p>\n<p>\u6574\u4e2a\u5e94\u7528\u7a0b\u5e8f\u7684main\u51fd\u6570\u4e2d\u9996\u5148\u521d\u59cb\u5316\u4e86Server<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" width=\"509\" height=\"178\" class=\"wp-image-3695\" src=\"\/wp-content\/uploads\/2022\/05\/unnamed-file-27.png\" alt=\"\u56fe\u7247\" srcset=\"http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-27.png 509w, http:\/\/xinblog.ltd\/wp-content\/uploads\/2022\/05\/unnamed-file-27-300x105.png 300w\" sizes=\"(max-width: 509px) 100vw, 509px\" \/><\/p>\n<p>\u5728buildServer\u4e2d,\u4f1a\u6839\u636e\u662f\u5426\u4f9d\u8d56ZK<\/p>\n<p>\u5206\u522b\u521b\u5efaKafkaServer\u548cKafkaRaftServer<\/p>\n<p>\u5728KafkaServer\u4e2d\u4f1a\u9010\u6e10\u521b\u5efa\u5230SocketServer<\/p>\n<p>\u4ee5\u53ca\u5728SocketServer\u4e2d\u521b\u5efaAcceptor\u548cProcessor<\/p>\n<p>\u5f00\u59cb\u76d1\u542cport,\u5e76\u5bf9\u53d1\u6765\u7684\u8bf7\u6c42,\u8fdb\u884chandle<\/p>\n<p>\u5728\u5176\u4e2d\u8fd8\u6709\u4e00\u4e2a\u6982\u5ff5<\/p>\n<p>\u5c31\u662fController,\u867d\u7136\u8282\u70b9\u7684\u4e0a\u4e0b\u7ebf\u4ea4\u7ed9\u4e86ZK\u8fdb\u884c\u7ba1\u7406,\u4f46\u662f\u6d88\u606f\u7684\u5206\u5e03\u4e0d\u80fd\u5168\u4ea4\u7ed9ZK\u7ba1\u7406,\u4e8e\u662fKafka\u5185\u90e8\u5b58\u5728\u7740\u5229\u7528\u8282\u70b9\u6765\u7ba1\u7406\u7684\u6982\u5ff5,\u5bf9\u5e94\u7684\u5c31\u662fcontroller<\/p>\n<p>\u800c\u8fd9\u4e2aController\u7684\u9009\u4e3e,\u5229\u7528\u7684\u8fd8\u662fzk,zk\u4e2d\u5b58\u5728\u4e34\u65f6\u8282\u70b9,\u4e00\u65e6\u8282\u70b9\u5c0f\u65f6,\u6240\u6709\u7684\u8282\u70b9\u90fd\u4f1a\u76d1\u542c\u5230,\u7136\u540e\u91cd\u65b0\u4e89\u62a2\u8282\u70b9,\u8c01\u5148\u6ce8\u518c\u6210\u529f\u5c31\u662f\u8c01\u7684<\/p>\n<p>Controller\u8d1f\u8d23\u5c06\u5143\u6570\u636e\u4fdd\u5b58\u8d77\u6765,\u7136\u540e\u540c\u6b65\u5230\u5176\u4ed6\u7684broker<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7b80\u5355\u4ecb\u7ecd\u8fc7\u4e86\u5927\u6570\u636e,\u6211\u4eec\u6765\u770b\u4e0b [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[],"_links":{"self":[{"href":"http:\/\/xinblog.ltd\/index.php?rest_route=\/wp\/v2\/posts\/3684"}],"collection":[{"href":"http:\/\/xinblog.ltd\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/xinblog.ltd\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/xinblog.ltd\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/xinblog.ltd\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3684"}],"version-history":[{"count":0,"href":"http:\/\/xinblog.ltd\/index.php?rest_route=\/wp\/v2\/posts\/3684\/revisions"}],"wp:attachment":[{"href":"http:\/\/xinblog.ltd\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3684"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/xinblog.ltd\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3684"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/xinblog.ltd\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3684"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}