\u6d88\u606f\u961f\u5217
\n\u6d88\u606f\u961f\u5217\u6280\u672f\u662f\u5206\u5e03\u5f0f\u5e94\u7528\u95f4\u4ea4\u6362\u4fe1\u606f\u7684\u4e00\u79cd\u6280\u672f\u3002\u6d88\u606f\u961f\u5217\u53ef\u9a7b\u7559\u5728\u5185\u5b58\u6216\u78c1\u76d8\u4e0a, \u961f\u5217\u5b58\u50a8\u6d88\u606f\u76f4\u5230\u5b83\u4eec\u88ab\u5e94\u7528\u7a0b\u5e8f\u8bfb\u8d70\u3002\u901a\u8fc7\u6d88\u606f\u961f\u5217\uff0c\u5e94\u7528\u7a0b\u5e8f\u53ef\u72ec\u7acb\u5730\u6267\u884c\u5b83\u4eec\u4e0d\u9700\u8981\u77e5\u9053\u5f7c\u6b64\u7684\u4f4d\u7f6e\u3001\u6216\u5728\u7ee7\u7eed\u6267\u884c\u524d\u4e0d\u9700\u8981\u7b49\u5f85\u63a5\u6536\u7a0b\u5e8f\u63a5\u6536\u6b64\u6d88\u606f\u3002\u5728\u5206\u5e03\u5f0f\u8ba1\u7b97\u73af\u5883\u4e2d\uff0c\u4e3a\u4e86\u96c6\u6210\u5206\u5e03\u5f0f\u5e94\u7528\uff0c\u5f00\u53d1\u8005\u9700\u8981\u5bf9\u5f02\u6784\u7f51\u7edc\u73af\u5883\u4e0b\u7684\u5206\u5e03\u5f0f\u5e94\u7528\u63d0\u4f9b\u6709\u6548\u7684\u901a\u4fe1\u624b\u6bb5\u3002\u4e3a\u4e86\u7ba1\u7406\u9700\u8981\u5171\u4eab\u7684\u4fe1\u606f\uff0c\u5bf9\u5e94\u7528\u63d0\u4f9b\u516c\u5171\u7684\u4fe1\u606f\u4ea4\u6362\u673a\u5236\u662f\u91cd\u8981\u7684\u3002\u5e38\u7528\u7684\u6d88\u606f\u961f\u5217\u6280\u672f\u662f Message Queue\u3002
\nMessage Queue \u7684\u901a\u8baf\u6a21\u5f0f
\n\u70b9\u5bf9\u70b9\u901a\u8baf\uff1a\u70b9\u5bf9\u70b9\u65b9\u5f0f\u662f\u6700\u4e3a\u4f20\u7edf\u548c\u5e38\u89c1\u7684\u901a\u8baf\u65b9\u5f0f\uff0c\u5b83\u652f\u6301\u4e00\u5bf9\u4e00\u3001\u4e00\u5bf9\u591a\u3001\u591a\u5bf9\u591a\u3001\u591a\u5bf9\u4e00\u7b49\u591a\u79cd\u914d\u7f6e\u65b9\u5f0f\uff0c\u652f\u6301\u6811\u72b6\u3001\u7f51\u72b6\u7b49\u591a\u79cd\u62d3\u6251\u7ed3\u6784\u3002
\n\u591a\u70b9\u5e7f\u64ad\uff1aMQ \u9002\u7528\u4e8e\u4e0d\u540c\u7c7b\u578b\u7684\u5e94\u7528\u3002\u5176\u4e2d\u91cd\u8981\u7684\uff0c\u4e5f\u662f\u6b63\u5728\u53d1\u5c55\u4e2d\u7684\u662f\u201d\u591a\u70b9\u5e7f\u64ad\u201d\u5e94\u7528\uff0c\u5373\u80fd\u591f\u5c06\u6d88\u606f\u53d1\u9001\u5230\u591a\u4e2a\u76ee\u6807\u7ad9\u70b9 (Destination List)\u3002\u53ef\u4ee5\u4f7f\u7528\u4e00\u6761 MQ \u6307\u4ee4\u5c06\u5355\u4e00\u6d88\u606f\u53d1\u9001\u5230\u591a\u4e2a\u76ee\u6807\u7ad9\u70b9\uff0c\u5e76\u786e\u4fdd\u4e3a\u6bcf\u4e00\u7ad9\u70b9\u53ef\u9760\u5730\u63d0\u4f9b\u4fe1\u606f\u3002MQ \u4e0d\u4ec5\u63d0\u4f9b\u4e86\u591a\u70b9\u5e7f\u64ad\u7684\u529f\u80fd\uff0c\u800c\u4e14\u8fd8\u62e5\u6709\u667a\u80fd\u6d88\u606f\u5206\u53d1\u529f\u80fd\uff0c\u5728\u5c06\u4e00\u6761\u6d88\u606f\u53d1\u9001\u5230\u540c\u4e00\u7cfb\u7edf\u4e0a\u7684\u591a\u4e2a\u7528\u6237\u65f6\uff0cMQ \u5c06\u6d88\u606f\u7684\u4e00\u4e2a\u590d\u5236\u7248\u672c\u548c\u8be5\u7cfb\u7edf\u4e0a\u63a5\u6536\u8005\u7684\u540d\u5355\u53d1\u9001\u5230\u76ee\u6807 MQ \u7cfb\u7edf\u3002\u76ee\u6807 MQ \u7cfb\u7edf\u5728\u672c\u5730\u590d\u5236\u8fd9\u4e9b\u6d88\u606f\uff0c\u5e76\u5c06\u5b83\u4eec\u53d1\u9001\u5230\u540d\u5355\u4e0a\u7684\u961f\u5217\uff0c\u4ece\u800c\u5c3d\u53ef\u80fd\u51cf\u5c11\u7f51\u7edc\u7684\u4f20\u8f93\u91cf\u3002
\n\u53d1\u5e03\/\u8ba2\u9605 (Publish\/Subscribe) \u6a21\u5f0f\uff1a\u53d1\u5e03\/\u8ba2\u9605\u529f\u80fd\u4f7f\u6d88\u606f\u7684\u5206\u53d1\u53ef\u4ee5\u7a81\u7834\u76ee\u7684\u961f\u5217\u5730\u7406\u6307\u5411\u7684\u9650\u5236\uff0c\u4f7f\u6d88\u606f\u6309\u7167\u7279\u5b9a\u7684\u4e3b\u9898\u751a\u81f3\u5185\u5bb9\u8fdb\u884c\u5206\u53d1\uff0c\u7528\u6237\u6216\u5e94\u7528\u7a0b\u5e8f\u53ef\u4ee5\u6839\u636e\u4e3b\u9898\u6216\u5185\u5bb9\u63a5\u6536\u5230\u6240\u9700\u8981\u7684\u6d88\u606f\u3002\u53d1\u5e03\/\u8ba2\u9605\u529f\u80fd\u4f7f\u5f97\u53d1\u9001\u8005\u548c\u63a5\u6536\u8005\u4e4b\u95f4\u7684\u8026\u5408\u5173\u7cfb\u53d8\u5f97\u66f4\u4e3a\u677e\u6563\uff0c\u53d1\u9001\u8005\u4e0d\u5fc5\u5173\u5fc3\u63a5\u6536\u8005\u7684\u76ee\u7684\u5730\u5740\uff0c\u800c\u63a5\u6536\u8005\u4e5f\u4e0d\u5fc5\u5173\u5fc3\u6d88\u606f\u7684\u53d1\u9001\u5730\u5740\uff0c\u800c\u53ea\u662f\u6839\u636e\u6d88\u606f\u7684\u4e3b\u9898\u8fdb\u884c\u6d88\u606f\u7684\u6536\u53d1\u3002
\n\u7fa4\u96c6 (Cluster)\uff1a\u4e3a\u4e86\u7b80\u5316\u70b9\u5bf9\u70b9\u901a\u8baf\u6a21\u5f0f\u4e2d\u7684\u7cfb\u7edf\u914d\u7f6e\uff0cMQ \u63d0\u4f9b Cluster(\u7fa4\u96c6) \u7684\u89e3\u51b3\u65b9\u6848\u3002\u7fa4\u96c6\u7c7b\u4f3c\u4e8e\u4e00\u4e2a\u57df (Domain)\uff0c\u7fa4\u96c6\u5185\u90e8\u7684\u961f\u5217\u7ba1\u7406\u5668\u4e4b\u95f4\u901a\u8baf\u65f6\uff0c\u4e0d\u9700\u8981\u4e24\u4e24\u4e4b\u95f4\u5efa\u7acb\u6d88\u606f\u901a\u9053\uff0c\u800c\u662f\u91c7\u7528\u7fa4\u96c6 (Cluster) \u901a\u9053\u4e0e\u5176\u5b83\u6210\u5458\u901a\u8baf\uff0c\u4ece\u800c\u5927\u5927\u7b80\u5316\u4e86\u7cfb\u7edf\u914d\u7f6e\u3002\u6b64\u5916\uff0c\u7fa4\u96c6\u4e2d\u7684\u961f\u5217\u7ba1\u7406\u5668\u4e4b\u95f4\u80fd\u591f\u81ea\u52a8\u8fdb\u884c\u8d1f\u8f7d\u5747\u8861\uff0c\u5f53\u67d0\u4e00\u961f\u5217\u7ba1\u7406\u5668\u51fa\u73b0\u6545\u969c\u65f6\uff0c\u5176\u5b83\u961f\u5217\u7ba1\u7406\u5668\u53ef\u4ee5\u63a5\u7ba1\u5b83\u7684\u5de5\u4f5c\uff0c\u4ece\u800c\u5927\u5927\u63d0\u9ad8\u7cfb\u7edf\u7684\u9ad8\u53ef\u9760\u6027\u3002
\nApache Kafka \u539f\u7406
\nKafka \u662f\u4e00\u4e2a\u6d88\u606f\u7cfb\u7edf\uff0c\u539f\u672c\u5f00\u53d1\u81ea LinkedIn\uff0c\u7528\u4f5c LinkedIn \u7684\u6d3b\u52a8\u6d41\uff08Activity Stream\uff09\u548c\u8fd0\u8425\u6570\u636e\u5904\u7406\u7ba1\u9053\uff08Pipeline\uff09\u7684\u57fa\u7840\u3002\u73b0\u5728\u5b83\u5df2\u88ab\u591a\u5bb6\u516c\u53f8\u4f5c\u4e3a\u591a\u79cd\u7c7b\u578b\u7684\u6570\u636e\u7ba1\u9053\u548c\u6d88\u606f\u7cfb\u7edf\u4f7f\u7528\u3002\u6d3b\u52a8\u6d41\u6570\u636e\u662f\u51e0\u4e4e\u6240\u6709\u7ad9\u70b9\u5728\u5bf9\u5176\u7f51\u7ad9\u4f7f\u7528\u60c5\u51b5\u505a\u62a5\u8868\u65f6\u90fd\u8981\u7528\u5230\u7684\u6570\u636e\u4e2d\u6700\u5e38\u89c4\u7684\u90e8\u5206\u3002\u6d3b\u52a8\u6570\u636e\u5305\u62ec\u9875\u9762\u8bbf\u95ee\u91cf\uff08Page View\uff09\u3001\u88ab\u67e5\u770b\u5185\u5bb9\u65b9\u9762\u7684\u4fe1\u606f\u4ee5\u53ca\u641c\u7d22\u60c5\u51b5\u7b49\u5185\u5bb9\u3002\u8fd9\u79cd\u6570\u636e\u901a\u5e38\u7684\u5904\u7406\u65b9\u5f0f\u662f\u5148\u628a\u5404\u79cd\u6d3b\u52a8\u4ee5\u65e5\u5fd7\u7684\u5f62\u5f0f\u5199\u5165\u67d0\u79cd\u6587\u4ef6\uff0c\u7136\u540e\u5468\u671f\u6027\u5730\u5bf9\u8fd9\u4e9b\u6587\u4ef6\u8fdb\u884c\u7edf\u8ba1\u5206\u6790\u3002\u8fd0\u8425\u6570\u636e\u6307\u7684\u662f\u670d\u52a1\u5668\u7684\u6027\u80fd\u6570\u636e\uff08CPU\u3001IO \u4f7f\u7528\u7387\u3001\u8bf7\u6c42\u65f6\u95f4\u3001\u670d\u52a1\u65e5\u5fd7\u7b49\u7b49\u6570\u636e)\uff0c\u603b\u7684\u6765\u8bf4\uff0c\u8fd0\u8425\u6570\u636e\u7684\u7edf\u8ba1\u65b9\u6cd5\u79cd\u7c7b\u7e41\u591a\u3002
\nKafka \u4e13\u7528\u672f\u8bed
\nBroker\uff1aKafka \u96c6\u7fa4\u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a\u670d\u52a1\u5668\uff0c\u8fd9\u79cd\u670d\u52a1\u5668\u88ab\u79f0\u4e3a broker\u3002
\nTopic\uff1a\u6bcf\u6761\u53d1\u5e03\u5230 Kafka \u96c6\u7fa4\u7684\u6d88\u606f\u90fd\u6709\u4e00\u4e2a\u7c7b\u522b\uff0c\u8fd9\u4e2a\u7c7b\u522b\u88ab\u79f0\u4e3a Topic\u3002\uff08\u7269\u7406\u4e0a\u4e0d\u540c Topic \u7684\u6d88\u606f\u5206\u5f00\u5b58\u50a8\uff0c\u903b\u8f91\u4e0a\u4e00\u4e2a Topic \u7684\u6d88\u606f\u867d\u7136\u4fdd\u5b58\u4e8e\u4e00\u4e2a\u6216\u591a\u4e2a broker \u4e0a\uff0c\u4f46\u7528\u6237\u53ea\u9700\u6307\u5b9a\u6d88\u606f\u7684 Topic \u5373\u53ef\u751f\u4ea7\u6216\u6d88\u8d39\u6570\u636e\u800c\u4e0d\u5fc5\u5173\u5fc3\u6570\u636e\u5b58\u4e8e\u4f55\u5904\uff09\u3002
\nPartition\uff1aPartition \u662f\u7269\u7406\u4e0a\u7684\u6982\u5ff5\uff0c\u6bcf\u4e2a Topic \u5305\u542b\u4e00\u4e2a\u6216\u591a\u4e2a Partition\u3002
\nProducer\uff1a\u8d1f\u8d23\u53d1\u5e03\u6d88\u606f\u5230 Kafka broker\u3002
\nConsumer\uff1a\u6d88\u606f\u6d88\u8d39\u8005\uff0c\u5411 Kafka broker \u8bfb\u53d6\u6d88\u606f\u7684\u5ba2\u6237\u7aef\u3002
\nConsumer Group\uff1a\u6bcf\u4e2a Consumer \u5c5e\u4e8e\u4e00\u4e2a\u7279\u5b9a\u7684 Consumer Group\uff08\u53ef\u4e3a\u6bcf\u4e2a Consumer \u6307\u5b9a group name\uff0c\u82e5\u4e0d\u6307\u5b9a group name \u5219\u5c5e\u4e8e\u9ed8\u8ba4\u7684 group\uff09\u3002
\nKafka \u4ea4\u4e92\u6d41\u7a0b
\nKafka \u662f\u4e00\u4e2a\u57fa\u4e8e\u5206\u5e03\u5f0f\u7684\u6d88\u606f\u53d1\u5e03-\u8ba2\u9605\u7cfb\u7edf\uff0c\u5b83\u88ab\u8bbe\u8ba1\u6210\u5feb\u901f\u3001\u53ef\u6269\u5c55\u7684\u3001\u6301\u4e45\u7684\u3002\u4e0e\u5176\u4ed6\u6d88\u606f\u53d1\u5e03-\u8ba2\u9605\u7cfb\u7edf\u7c7b\u4f3c\uff0cKafka \u5728\u4e3b\u9898\u5f53\u4e2d\u4fdd\u5b58\u6d88\u606f\u7684\u4fe1\u606f\u3002\u751f\u4ea7\u8005\u5411\u4e3b\u9898\u5199\u5165\u6570\u636e\uff0c\u6d88\u8d39\u8005\u4ece\u4e3b\u9898\u8bfb\u53d6\u6570\u636e\u3002\u7531\u4e8e Kafka \u7684\u7279\u6027\u662f\u652f\u6301\u5206\u5e03\u5f0f\uff0c\u540c\u65f6\u4e5f\u662f\u57fa\u4e8e\u5206\u5e03\u5f0f\u7684\uff0c\u6240\u4ee5\u4e3b\u9898\u4e5f\u662f\u53ef\u4ee5\u5728\u591a\u4e2a\u8282\u70b9\u4e0a\u88ab\u5206\u533a\u548c\u8986\u76d6\u7684\u3002
\n\u4fe1\u606f\u662f\u4e00\u4e2a\u5b57\u8282\u6570\u7ec4\uff0c\u7a0b\u5e8f\u5458\u53ef\u4ee5\u5728\u8fd9\u4e9b\u5b57\u8282\u6570\u7ec4\u4e2d\u5b58\u50a8\u4efb\u4f55\u5bf9\u8c61\uff0c\u652f\u6301\u7684\u6570\u636e\u683c\u5f0f\u5305\u62ec String\u3001JSON\u3001Avro\u3002Kafka \u901a\u8fc7\u7ed9\u6bcf\u4e00\u4e2a\u6d88\u606f\u7ed1\u5b9a\u4e00\u4e2a\u952e\u503c\u7684\u65b9\u5f0f\u6765\u4fdd\u8bc1\u751f\u4ea7\u8005\u53ef\u4ee5\u628a\u6240\u6709\u7684\u6d88\u606f\u53d1\u9001\u5230\u6307\u5b9a\u4f4d\u7f6e\u3002\u5c5e\u4e8e\u67d0\u4e00\u4e2a\u6d88\u8d39\u8005\u7fa4\u7ec4\u7684\u6d88\u8d39\u8005\u8ba2\u9605\u4e86\u4e00\u4e2a\u4e3b\u9898\uff0c\u901a\u8fc7\u8be5\u8ba2\u9605\u6d88\u8d39\u8005\u53ef\u4ee5\u8de8\u8282\u70b9\u5730\u63a5\u6536\u6240\u6709\u4e0e\u8be5\u4e3b\u9898\u76f8\u5173\u7684\u6d88\u606f\uff0c\u6bcf\u4e00\u4e2a\u6d88\u606f\u53ea\u4f1a\u53d1\u9001\u7ed9\u7fa4\u7ec4\u4e2d\u7684\u4e00\u4e2a\u6d88\u8d39\u8005\uff0c\u6240\u6709\u62e5\u6709\u76f8\u540c\u952e\u503c\u7684\u6d88\u606f\u90fd\u4f1a\u88ab\u786e\u4fdd\u53d1\u7ed9\u8fd9\u4e00\u4e2a\u6d88\u8d39\u8005\u3002
\nKafka \u8bbe\u8ba1\u4e2d\u5c06\u6bcf\u4e00\u4e2a\u4e3b\u9898\u5206\u533a\u5f53\u4f5c\u4e00\u4e2a\u5177\u6709\u987a\u5e8f\u6392\u5217\u7684\u65e5\u5fd7\u3002\u540c\u5904\u4e8e\u4e00\u4e2a\u5206\u533a\u4e2d\u7684\u6d88\u606f\u90fd\u88ab\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u552f\u4e00\u7684\u504f\u79fb\u91cf\u3002Kafka \u53ea\u4f1a\u4fdd\u6301\u8ddf\u8e2a\u672a\u8bfb\u6d88\u606f\uff0c\u4e00\u65e6\u6d88\u606f\u88ab\u7f6e\u4e3a\u5df2\u8bfb\u72b6\u6001\uff0cKafka \u5c31\u4e0d\u4f1a\u518d\u53bb\u7ba1\u7406\u5b83\u4e86\u3002Kafka \u7684\u751f\u4ea7\u8005\u8d1f\u8d23\u5728\u6d88\u606f\u961f\u5217\u4e2d\u5bf9\u751f\u4ea7\u51fa\u6765\u7684\u6d88\u606f\u4fdd\u8bc1\u4e00\u5b9a\u65f6\u95f4\u7684\u5360\u6709\uff0c\u6d88\u8d39\u8005\u8d1f\u8d23\u8ffd\u8e2a\u6bcf\u4e00\u4e2a\u4e3b\u9898 (\u53ef\u4ee5\u7406\u89e3\u4e3a\u4e00\u4e2a\u65e5\u5fd7\u901a\u9053) \u7684\u6d88\u606f\u5e76\u53ca\u65f6\u83b7\u53d6\u5b83\u4eec\u3002\u57fa\u4e8e\u8fd9\u6837\u7684\u8bbe\u8ba1\uff0cKafka \u53ef\u4ee5\u5728\u6d88\u606f\u961f\u5217\u4e2d\u4fdd\u5b58\u5927\u91cf\u7684\u5f00\u9500\u5f88\u5c0f\u7684\u6570\u636e\uff0c\u5e76\u4e14\u652f\u6301\u5927\u91cf\u7684\u6d88\u8d39\u8005\u8ba2\u9605\u3002<\/p>\n
\u5229\u7528 Apache Kafka \u7cfb\u7edf\u67b6\u6784\u7684\u8bbe\u8ba1\u601d\u8def
\n\u793a\u4f8b\uff1a\u7f51\u7edc\u6e38\u620f
\n\u5047\u8bbe\u6211\u4eec\u6b63\u5728\u5f00\u53d1\u4e00\u4e2a\u5728\u7ebf\u7f51\u7edc\u6e38\u620f\u5e73\u53f0\uff0c\u8fd9\u4e2a\u5e73\u53f0\u9700\u8981\u652f\u6301\u5927\u91cf\u7684\u5728\u7ebf\u7528\u6237\u5b9e\u65f6\u64cd\u4f5c\uff0c\u73a9\u5bb6\u5728\u4e00\u4e2a\u865a\u62df\u7684\u4e16\u754c\u91cc\u901a\u8fc7\u4e92\u76f8\u534f\u4f5c\u7684\u65b9\u5f0f\u4e00\u8d77\u5b8c\u6210\u6bcf\u4e00\u4e2a\u4efb\u52a1\u3002\u7531\u4e8e\u6e38\u620f\u5f53\u4e2d\u5141\u8bb8\u73a9\u5bb6\u4e92\u76f8\u4ea4\u6613\u91d1\u5e01\u3001\u9053\u5177\uff0c\u6211\u4eec\u5fc5\u987b\u786e\u4fdd\u73a9\u5bb6\u4e4b\u95f4\u7684\u8bda\u4fe1\u5173\u7cfb\uff0c\u800c\u4e3a\u4e86\u786e\u4fdd\u73a9\u5bb6\u4e4b\u95f4\u7684\u8bda\u4fe1\u53ca\u8d26\u6237\u5b89\u5168\uff0c\u6211\u4eec\u9700\u8981\u5bf9\u73a9\u5bb6\u7684 IP \u5730\u5740\u8fdb\u884c\u8ffd\u8e2a\uff0c\u5f53\u51fa\u73b0\u4e00\u4e2a\u957f\u671f\u56fa\u5b9a IP \u5730\u5740\u5ffd\u7136\u4e4b\u95f4\u51fa\u73b0\u5f02\u52a8\u60c5\u51b5\uff0c\u6211\u4eec\u8981\u80fd\u591f\u9884\u8b66\uff0c\u540c\u65f6\uff0c\u5982\u679c\u51fa\u73b0\u73a9\u5bb6\u6240\u6301\u6709\u7684\u91d1\u5e01\u3001\u9053\u5177\u51fa\u73b0\u91cd\u5927\u53d8\u66f4\u7684\u60c5\u51b5\uff0c\u4e5f\u8981\u80fd\u591f\u53ca\u65f6\u9884\u8b66\u3002\u6b64\u5916\uff0c\u4e3a\u4e86\u8ba9\u5f00\u53d1\u7ec4\u7684\u6570\u636e\u5de5\u7a0b\u5e08\u80fd\u591f\u6d4b\u8bd5\u65b0\u7684\u7b97\u6cd5\uff0c\u6211\u4eec\u8981\u5141\u8bb8\u8fd9\u4e9b\u73a9\u5bb6\u6570\u636e\u8fdb\u5165\u5230 Hadoop \u96c6\u7fa4\uff0c\u5373\u52a0\u8f7d\u8fd9\u4e9b\u6570\u636e\u5230 Hadoop \u96c6\u7fa4\u91cc\u9762\u3002
\n\u5bf9\u4e8e\u4e00\u4e2a\u5b9e\u65f6\u6e38\u620f\uff0c\u6211\u4eec\u5fc5\u987b\u8981\u505a\u5230\u5bf9\u5b58\u50a8\u5728\u670d\u52a1\u5668\u5185\u5b58\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u5feb\u901f\u5904\u7406\uff0c\u8fd9\u6837\u53ef\u4ee5\u5e2e\u52a9\u5b9e\u65f6\u5730\u53d1\u51fa\u9884\u8b66\u7b49\u5404\u7c7b\u52a8\u4f5c\u3002\u6211\u4eec\u7684\u7cfb\u7edf\u67b6\u8bbe\u62e5\u6709\u591a\u53f0\u670d\u52a1\u5668\uff0c\u5185\u5b58\u4e2d\u7684\u6570\u636e\u5305\u62ec\u4e86\u6bcf\u4e00\u4e2a\u5728\u7ebf\u73a9\u5bb6\u8fd1 30 \u6b21\u8bbf\u95ee\u7684\u5404\u7c7b\u8bb0\u5f55\uff0c\u5305\u62ec\u9053\u5177\u3001\u4ea4\u6613\u4fe1\u606f\u7b49\u7b49\uff0c\u5e76\u4e14\u8fd9\u4e9b\u6570\u636e\u8de8\u670d\u52a1\u5668\u5b58\u50a8\u3002
\n\u6211\u4eec\u7684\u670d\u52a1\u5668\u62e5\u6709\u4e24\u4e2a\u89d2\u8272\uff1a\u9996\u5148\u662f\u63a5\u53d7\u7528\u6237\u53d1\u8d77\u7684\u52a8\u4f5c\uff0c\u4f8b\u5982\u4ea4\u6613\u8bf7\u6c42\uff0c\u5176\u6b21\u662f\u5b9e\u65f6\u5730\u5904\u7406\u7528\u6237\u53d1\u8d77\u7684\u4ea4\u6613\u5e76\u6839\u636e\u4ea4\u6613\u4fe1\u606f\u53d1\u8d77\u5fc5\u8981\u7684\u9884\u8b66\u52a8\u4f5c\u3002\u4e3a\u4e86\u4fdd\u8bc1\u5feb\u901f\u3001\u5b9e\u65f6\u5730\u5904\u7406\u6570\u636e\uff0c\u6211\u4eec\u9700\u8981\u5728\u6bcf\u4e00\u53f0\u673a\u5668\u7684\u5185\u5b58\u4e2d\u4fdd\u7559\u5386\u53f2\u4ea4\u6613\u4fe1\u606f\uff0c\u8fd9\u610f\u5473\u7740\u6211\u4eec\u5fc5\u987b\u5728\u670d\u52a1\u5668\u4e4b\u95f4\u4f20\u9012\u6570\u636e\uff0c\u5373\u4f7f\u63a5\u6536\u7528\u6237\u8bf7\u6c42\u7684\u8fd9\u53f0\u673a\u5668\u6ca1\u6709\u8be5\u7528\u6237\u7684\u4ea4\u6613\u4fe1\u606f\u3002\u4e3a\u4e86\u4fdd\u8bc1\u89d2\u8272\u7684\u677e\u8026\u5408\uff0c\u6211\u4eec\u4f7f\u7528 Kafka \u5728\u670d\u52a1\u5668\u4e4b\u95f4\u4f20\u9012\u4fe1\u606f (\u6570\u636e)\u3002
\nKafka \u7279\u6027
\nKafka \u7684\u51e0\u4e2a\u7279\u6027\u975e\u5e38\u6ee1\u8db3\u6211\u4eec\u7684\u9700\u6c42\uff1a\u53ef\u6269\u5c55\u6027\u3001\u6570\u636e\u5206\u533a\u3001\u4f4e\u5ef6\u8fdf\u3001\u5904\u7406\u5927\u91cf\u4e0d\u540c\u6d88\u8d39\u8005\u7684\u80fd\u529b\u3002\u8fd9\u4e2a\u6848\u4f8b\u6211\u4eec\u53ef\u4ee5\u914d\u7f6e\u5728 Kafka \u4e2d\u4e3a\u767b\u9646\u548c\u4ea4\u6613\u914d\u7f6e\u540c\u4e00\u4e2a\u4e3b\u9898\u3002\u7531\u4e8e Kafka \u652f\u6301\u5728\u5355\u4e00\u4e3b\u9898\u5185\u7684\u6392\u5e8f\uff0c\u800c\u4e0d\u662f\u8de8\u4e3b\u9898\u7684\u6392\u5e8f\uff0c\u6240\u4ee5\u6211\u4eec\u4e3a\u4e86\u4fdd\u8bc1\u7528\u6237\u5728\u4ea4\u6613\u524d\u4f7f\u7528\u5b9e\u9645\u7684 IP \u5730\u5740\u767b\u9646\u7cfb\u7edf\uff0c\u6211\u4eec\u91c7\u7528\u4e86\u540c\u4e00\u4e2a\u4e3b\u9898\u6765\u5b58\u50a8\u767b\u9646\u4fe1\u606f\u548c\u4ea4\u6613\u4fe1\u606f\u3002
\n\u5f53\u7528\u6237\u767b\u9646\u6216\u8005\u53d1\u8d77\u4ea4\u6613\u52a8\u4f5c\u540e\uff0c\u8d1f\u8d23\u63a5\u6536\u7684\u670d\u52a1\u5668\u7acb\u5373\u53d1\u4e8b\u4ef6\u7ed9 Kafka\u3002\u8fd9\u91cc\u6211\u4eec\u91c7\u7528\u7528\u6237 id \u4f5c\u4e3a\u6d88\u606f\u7684\u4e3b\u952e\uff0c\u5177\u4f53\u4e8b\u4ef6\u4f5c\u4e3a\u503c\u3002\u8fd9\u4fdd\u8bc1\u4e86\u540c\u4e00\u4e2a\u7528\u6237\u7684\u6240\u6709\u7684\u4ea4\u6613\u4fe1\u606f\u548c\u767b\u9646\u4fe1\u606f\u88ab\u53d1\u9001\u5230 Kafka \u5206\u533a\u3002\u6bcf\u4e00\u4e2a\u4e8b\u4ef6\u5904\u7406\u670d\u52a1\u88ab\u5f53\u4f5c\u4e00\u4e2a Kafka \u6d88\u8d39\u8005\u6765\u8fd0\u884c\uff0c\u6240\u6709\u7684\u6d88\u8d39\u8005\u88ab\u914d\u7f6e\u5230\u4e86\u540c\u4e00\u4e2a\u6d88\u8d39\u8005\u7fa4\u7ec4\uff0c\u8fd9\u6837\u6bcf\u4e00\u53f0\u670d\u52a1\u5668\u4ece\u4e00\u4e9b Kafka \u5206\u533a\u8bfb\u53d6\u6570\u636e\uff0c\u4e00\u4e2a\u5206\u533a\u7684\u6240\u6709\u6570\u636e\u88ab\u9001\u5230\u540c\u4e00\u4e2a\u4e8b\u4ef6\u5904\u7406\u670d\u52a1\u5668 (\u53ef\u4ee5\u4e0e\u63a5\u6536\u670d\u52a1\u5668\u4e0d\u540c)\u3002\u5f53\u4e8b\u4ef6\u5904\u7406\u670d\u52a1\u5668\u4ece Kafka \u8bfb\u53d6\u4e86\u7528\u6237\u4ea4\u6613\u4fe1\u606f\uff0c\u5b83\u53ef\u4ee5\u628a\u8be5\u4fe1\u606f\u52a0\u5165\u5230\u4fdd\u5b58\u5728\u672c\u5730\u5185\u5b58\u4e2d\u7684\u5386\u53f2\u4fe1\u606f\u5217\u8868\u91cc\u9762\uff0c\u8fd9\u6837\u53ef\u4ee5\u4fdd\u8bc1\u4e8b\u4ef6\u5904\u7406\u670d\u52a1\u5668\u5728\u672c\u5730\u5185\u5b58\u4e2d\u8c03\u7528\u7528\u6237\u7684\u5386\u53f2\u4fe1\u606f\u5e76\u505a\u51fa\u9884\u8b66\uff0c\u800c\u4e0d\u9700\u8981\u989d\u5916\u7684\u7f51\u7edc\u6216\u78c1\u76d8\u5f00\u9500\u3002
\n\u56fe 1. \u6e38\u620f\u8bbe\u8ba1\u56fe
\n>\u4e3a\u4e86\u591a\u7ebf\u7a0b\u5904\u7406\uff0c\u6211\u4eec\u4e3a\u6bcf\u4e00\u4e2a\u4e8b\u4ef6\u5904\u7406\u670d\u52a1\u5668\u6216\u8005\u6bcf\u4e00\u4e2a\u6838\u521b\u5efa\u4e86\u4e00\u4e2a\u5206\u533a\u3002Kafka \u5df2\u7ecf\u5728\u62e5\u6709 1 \u4e07\u4e2a\u5206\u533a\u7684\u96c6\u7fa4\u91cc\u6d4b\u8bd5\u8fc7\u3002
\n\u5207\u6362\u56de Kafka
\n\u4e0a\u9762\u7684\u4f8b\u5b50\u542c\u8d77\u6765\u6709\u70b9\u7ed5\u53e3\uff1a\u9996\u5148\u4ece\u6e38\u620f\u670d\u52a1\u5668\u53d1\u9001\u4fe1\u606f\u5230 Kafka\uff0c\u7136\u540e\u53e6\u4e00\u53f0\u6e38\u620f\u670d\u52a1\u5668\u7684\u6d88\u8d39\u8005\u4ece\u4e3b\u9898\u4e2d\u8bfb\u53d6\u8be5\u4fe1\u606f\u5e76\u5904\u7406\u5b83\u3002\u7136\u800c\uff0c\u8fd9\u6837\u7684\u8bbe\u8ba1\u89e3\u8026\u4e86\u4e24\u4e2a\u89d2\u8272\u5e76\u4e14\u5141\u8bb8\u6211\u4eec\u7ba1\u7406\u6bcf\u4e00\u4e2a\u89d2\u8272\u7684\u5404\u79cd\u529f\u80fd\u3002\u6b64\u5916\uff0c\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u4f1a\u589e\u52a0\u8d1f\u8f7d\u5230 Kafka\u3002\u6d4b\u8bd5\u7ed3\u679c\u663e\u793a\uff0c\u5373\u4f7f 3 \u4e2a\u7ed3\u70b9\u7ec4\u6210\u7684\u96c6\u7fa4\u4e5f\u53ef\u4ee5\u5904\u7406\u6bcf\u79d2\u63a5\u8fd1\u767e\u4e07\u7ea7\u7684\u4efb\u52a1\uff0c\u5e73\u5747\u6bcf\u4e2a\u4efb\u52a1\u4ece\u6ce8\u518c\u5230\u6d88\u8d39\u8017\u65f6 3 \u6beb\u79d2\u3002
\n\u4e0a\u9762\u4f8b\u5b50\u5f53\u53d1\u73b0\u4e00\u4e2a\u4e8b\u4ef6\u53ef\u7591\u540e\uff0c\u53d1\u9001\u4e00\u4e2a\u9884\u8b66\u6807\u5fd7\u5230\u4e00\u4e2a\u65b0\u7684 Kafka \u4e3b\u9898\uff0c\u540c\u6837\u7684\u6709\u4e00\u4e2a\u6d88\u8d39\u8005\u670d\u52a1\u4f1a\u8bfb\u53d6\u5b83\uff0c\u5e76\u5c06\u6570\u636e\u5b58\u5165 Hadoop \u96c6\u7fa4\u7528\u4e8e\u8fdb\u4e00\u6b65\u7684\u6570\u636e\u5206\u6790\u3002
\n\u56e0\u4e3a Kafka \u4e0d\u4f1a\u8ffd\u8e2a\u6d88\u606f\u7684\u5904\u7406\u8fc7\u7a0b\u53ca\u6d88\u8d39\u8005\u961f\u5217\uff0c\u6240\u4ee5\u5b83\u5728\u6d88\u8017\u6781\u5c0f\u7684\u524d\u63d0\u4e0b\u53ef\u4ee5\u540c\u65f6\u5904\u7406\u6570\u5343\u4e2a\u6d88\u8d39\u8005\u3002Kafka \u751a\u81f3\u53ef\u4ee5\u5904\u7406\u6279\u91cf\u7ea7\u522b\u7684\u6d88\u8d39\u8005\uff0c\u4f8b\u5982\u6bcf\u5c0f\u65f6\u5524\u9192\u4e00\u6b21\u4e00\u6279\u7761\u7720\u7684\u6d88\u8d39\u8005\u6765\u5904\u7406\u6240\u6709\u7684\u4fe1\u606f\u3002
\nKafka \u8ba9\u6570\u636e\u5b58\u5165 Hadoop \u96c6\u7fa4\u53d8\u5f97\u975e\u5e38\u7b80\u5355\u3002\u5f53\u62e5\u6709\u591a\u4e2a\u6570\u636e\u6765\u6e90\u548c\u591a\u4e2a\u6570\u636e\u76ee\u7684\u5730\u65f6\uff0c\u4e3a\u6bcf\u4e00\u4e2a\u6765\u6e90\u548c\u76ee\u7684\u5730\u914d\u5bf9\u5730\u7f16\u5199\u4e00\u4e2a\u5355\u72ec\u7684\u6570\u636e\u901a\u9053\u4f1a\u5bfc\u81f4\u6df7\u4e71\u53d1\u751f\u3002Kafka \u5e2e\u52a9 LinkedIn \u89c4\u8303\u4e86\u6570\u636e\u901a\u9053\u683c\u5f0f\uff0c\u5e76\u4e14\u5141\u8bb8\u6bcf\u4e00\u4e2a\u7cfb\u7edf\u83b7\u53d6\u6570\u636e\u548c\u5199\u5165\u6570\u636e\u5404\u4e00\u6b21\uff0c\u8fd9\u6837\u6781\u5927\u5730\u51cf\u5c11\u6570\u636e\u901a\u9053\u7684\u590d\u6742\u6027\u548c\u64cd\u4f5c\u8017\u65f6\u3002
\nLinkedIn \u7684\u67b6\u6784\u5e08 Jay Kreps \u8bf4\uff1a\u201c\u6211\u6700\u521d\u662f\u5728 2008 \u5e74\u5b8c\u6210\u952e\u503c\u5bf9\u6570\u636e\u5b58\u50a8\u65b9\u5f0f\u540e\u5f00\u59cb\u7684\uff0c\u6211\u7684\u9879\u76ee\u662f\u5c1d\u8bd5\u8fd0\u884c Hadoop\uff0c\u5c06\u6211\u4eec\u7684\u4e00\u4e9b\u5904\u7406\u8fc7\u7a0b\u79fb\u52a8\u5230 Hadoop \u91cc\u9762\u53bb\u3002\u6211\u4eec\u5728\u8fd9\u4e2a\u9886\u57df\u51e0\u4e4e\u6ca1\u6709\u7ecf\u9a8c\uff0c\u82b1\u4e86\u51e0\u4e2a\u661f\u671f\u5c1d\u8bd5\u628a\u6570\u636e\u5bfc\u5165\u3001\u5bfc\u51fa\uff0c\u53e6\u5916\u4e00\u4e9b\u4e8b\u4ef6\u82b1\u5728\u4e86\u5c1d\u8bd5\u5404\u79cd\u5404\u6837\u7684\u9884\u6d4b\u6027\u7b97\u6cd5\u4f7f\u7528\u4e0a\u9762\uff0c\u7136\u540e\uff0c\u6211\u4eec\u5f00\u59cb\u4e86\u6f2b\u6f2b\u957f\u8def\u201d\u3002
\n\u4e0e Flume \u7684\u533a\u522b
\nKafka \u4e0e Flume \u5f88\u591a\u529f\u80fd\u786e\u5b9e\u662f\u91cd\u590d\u7684\u3002\u4ee5\u4e0b\u662f\u8bc4\u4f30\u4e24\u4e2a\u7cfb\u7edf\u7684\u4e00\u4e9b\u5efa\u8bae\uff1a
\nKafka \u662f\u4e00\u4e2a\u901a\u7528\u578b\u7cfb\u7edf\u3002\u4f60\u53ef\u4ee5\u6709\u8bb8\u591a\u7684\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005\u5206\u4eab\u591a\u4e2a\u4e3b\u9898\u3002\u76f8\u53cd\u5730\uff0cFlume \u88ab\u8bbe\u8ba1\u6210\u7279\u5b9a\u7528\u9014\u7684\u5de5\u4f5c\uff0c\u7279\u5b9a\u5730\u5411 HDFS \u548c HBase \u53d1\u9001\u51fa\u53bb\u3002Flume \u4e3a\u4e86\u66f4\u597d\u5730\u4e3a HDFS \u670d\u52a1\u800c\u505a\u4e86\u7279\u5b9a\u7684\u4f18\u5316\uff0c\u5e76\u4e14\u4e0e Hadoop \u7684\u5b89\u5168\u4f53\u7cfb\u6574\u5408\u5728\u4e86\u4e00\u8d77\u3002\u57fa\u4e8e\u8fd9\u6837\u7684\u7ed3\u8bba\uff0cHadoop \u5f00\u53d1\u5546 Cloudera \u63a8\u8350\u5982\u679c\u6570\u636e\u9700\u8981\u88ab\u591a\u4e2a\u5e94\u7528\u7a0b\u5e8f\u6d88\u8d39\u7684\u8bdd\uff0c\u63a8\u8350\u4f7f\u7528 Kafka\uff0c\u5982\u679c\u6570\u636e\u53ea\u662f\u9762\u5411 Hadoop \u7684\uff0c\u53ef\u4ee5\u4f7f\u7528 Flume\u3002
\nFlume \u62e5\u6709\u8bb8\u591a\u914d\u7f6e\u7684\u6765\u6e90 (sources) \u548c\u5b58\u50a8\u6c60 (sinks)\u3002\u7136\u540e\uff0cKafka \u62e5\u6709\u7684\u662f\u975e\u5e38\u5c0f\u7684\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005\u73af\u5883\u4f53\u7cfb\uff0cKafka \u793e\u533a\u5e76\u4e0d\u662f\u975e\u5e38\u652f\u6301\u8fd9\u6837\u3002\u5982\u679c\u4f60\u7684\u6570\u636e\u6765\u6e90\u5df2\u7ecf\u786e\u5b9a\uff0c\u4e0d\u9700\u8981\u989d\u5916\u7684\u7f16\u7801\uff0c\u90a3\u4f60\u53ef\u4ee5\u4f7f\u7528 Flume \u63d0\u4f9b\u7684 sources \u548c sinks\uff0c\u53cd\u4e4b\uff0c\u5982\u679c\u4f60\u9700\u8981\u51c6\u5907\u81ea\u5df1\u7684\u751f\u4ea7\u8005\u548c\u6d88\u8d39\u8005\uff0c\u90a3\u4f60\u9700\u8981\u4f7f\u7528 Kafka\u3002
\nFlume \u53ef\u4ee5\u5728\u62e6\u622a\u5668\u91cc\u9762\u5b9e\u65f6\u5904\u7406\u6570\u636e\u3002\u8fd9\u4e2a\u7279\u6027\u5bf9\u4e8e\u8fc7\u6ee4\u6570\u636e\u975e\u5e38\u6709\u7528\u3002Kafka \u9700\u8981\u4e00\u4e2a\u5916\u90e8\u7cfb\u7edf\u5e2e\u52a9\u5904\u7406\u6570\u636e\u3002
\n\u65e0\u8bba\u662f Kafka \u6216\u662f Flume\uff0c\u4e24\u4e2a\u7cfb\u7edf\u90fd\u53ef\u4ee5\u4fdd\u8bc1\u4e0d\u4e22\u5931\u6570\u636e\u3002\u7136\u540e\uff0cFlume \u4e0d\u4f1a\u590d\u5236\u4e8b\u4ef6\u3002\u76f8\u5e94\u5730\uff0c\u5373\u4f7f\u6211\u4eec\u6b63\u5728\u4f7f\u7528\u4e00\u4e2a\u53ef\u4ee5\u4fe1\u8d56\u7684\u6587\u4ef6\u901a\u9053\uff0c\u5982\u679c Flume agent \u6240\u5728\u7684\u8fd9\u4e2a\u8282\u70b9\u5b95\u673a\u4e86\uff0c\u4f60\u4f1a\u5931\u53bb\u6240\u6709\u7684\u4e8b\u4ef6\u8bbf\u95ee\u80fd\u529b\u76f4\u5230\u4f60\u4fee\u590d\u8fd9\u4e2a\u53d7\u635f\u7684\u8282\u70b9\u3002\u4f7f\u7528 Kafka \u7684\u7ba1\u9053\u7279\u6027\u4e0d\u4f1a\u6709\u8fd9\u6837\u7684\u95ee\u9898\u3002
\nFlume \u548c Kafka \u53ef\u4ee5\u4e00\u8d77\u5de5\u4f5c\u7684\u3002\u5982\u679c\u4f60\u9700\u8981\u628a\u6d41\u5f0f\u6570\u636e\u4ece Kafka \u8f6c\u79fb\u5230 Hadoop\uff0c\u53ef\u4ee5\u4f7f\u7528 Flume \u4ee3\u7406 (agent)\uff0c\u5c06 kafka \u5f53\u4f5c\u4e00\u4e2a\u6765\u6e90 (source)\uff0c\u8fd9\u6837\u53ef\u4ee5\u4ece Kafka \u8bfb\u53d6\u6570\u636e\u5230 Hadoop\u3002\u4f60\u4e0d\u9700\u8981\u53bb\u5f00\u53d1\u81ea\u5df1\u7684\u6d88\u8d39\u8005\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 Flume \u4e0e Hadoop\u3001HBase \u76f8\u7ed3\u5408\u7684\u7279\u6027\uff0c\u4f7f\u7528 Cloudera Manager \u5e73\u53f0\u76d1\u63a7\u6d88\u8d39\u8005\uff0c\u5e76\u4e14\u901a\u8fc7\u589e\u52a0\u8fc7\u6ee4\u5668\u7684\u65b9\u5f0f\u5904\u7406\u6570\u636e\u3002
\n\u7ed3\u675f\u8bed
\n\u7efc\u4e0a\u6240\u8ff0\uff0cKafka \u7684\u8bbe\u8ba1\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u89e3\u51b3\u5f88\u591a\u67b6\u6784\u4e0a\u7684\u95ee\u9898\u3002\u4f46\u662f\u60f3\u8981\u7528\u597d Kafka \u7684\u9ad8\u6027\u80fd\u3001\u4f4e\u8026\u5408\u3001\u9ad8\u53ef\u9760\u6027\u3001\u6570\u636e\u4e0d\u4e22\u5931\u7b49\u7279\u6027\uff0c\u6211\u4eec\u9700\u8981\u975e\u5e38\u4e86\u89e3 Kafka\uff0c\u4ee5\u53ca\u6211\u4eec\u81ea\u8eab\u7684\u5e94\u7528\u7cfb\u7edf\u4f7f\u7528\u573a\u666f\uff0c\u5e76\u4e0d\u662f\u4efb\u4f55\u73af\u5883 Kafka \u90fd\u662f\u6700\u4f73\u9009\u62e9\u3002<\/p>\n
\u6b22\u8fce\u5206\u4eab\u672c\u6587\uff0c\u8f6c\u8f7d\u8bf7\u4fdd\u7559\u51fa\u5904\uff1a\u524d\u7aefABC<\/a> » Apache kafka \u5de5\u4f5c\u539f\u7406\u4ecb\u7ecd<\/a><\/p>","protected":false},"excerpt":{"rendered":" \u6d88\u606f\u961f\u5217 \u6d88\u606f\u961f\u5217\u6280\u672f\u662f\u5206\u5e03\u5f0f\u5e94\u7528\u95f4\u4ea4\u6362\u4fe1\u606f\u7684\u4e00\u79cd\u6280\u672f\u3002\u6d88\u606f\u961f\u5217\u53ef\u9a7b\u7559\u5728\u5185\u5b58\u6216\u78c1\u76d8\u4e0a, \u961f\u5217\u5b58\u50a8\u6d88\u606f\u76f4\u5230\u5b83\u4eec\u88ab\u5e94\u7528\u7a0b\u5e8f\u8bfb\u8d70\u3002\u901a\u8fc7\u6d88\u606f\u961f\u5217\uff0c\u5e94\u7528\u7a0b\u5e8f\u53ef\u72ec\u7acb\u5730\u6267\u884c\u5b83\u4eec\u4e0d\u9700\u8981\u77e5\u9053\u5f7c\u6b64\u7684\u4f4d\u7f6e\u3001\u6216\u5728\u7ee7\u7eed\u6267\u884c\u524d\u4e0d […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"_links":{"self":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/1749"}],"collection":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1749"}],"version-history":[{"count":1,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/1749\/revisions"}],"predecessor-version":[{"id":1750,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=\/wp\/v2\/posts\/1749\/revisions\/1750"}],"wp:attachment":[{"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1749"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1749"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.qdabc.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}