{"id":982,"date":"2022-09-23T21:14:47","date_gmt":"2022-09-23T13:14:47","guid":{"rendered":"http:\/\/www.licaneku.fun\/?p=982"},"modified":"2022-09-23T21:23:38","modified_gmt":"2022-09-23T13:23:38","slug":"nacos%e4%b8%8eeureka%e7%9a%84%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"http:\/\/www.licaneku.fun\/?p=982","title":{"rendered":"Nacos\u4e0eEureka\u7684\u533a\u522b"},"content":{"rendered":"

\u4e00\uff1a\u5148\u770b\u770b\u4e24\u4e2a\u5de5\u4f5c\u539f\u7406\u56fe\u3002
\n\"\" \"\"<\/p>\n

\u4e8c\uff1a\u76f8\u540c\u70b9\u3002
\n\u90fd\u652f\u6301\u670d\u52a1\u6ce8\u518c\u548c\u670d\u52a1\u62c9\u53d6\u3002<\/p>\n

\u90fd\u652f\u6301\u670d\u52a1\u63d0\u4f9b\u8005\u5fc3\u8df3\u65b9\u5f0f\u505a\u5065\u5eb7\u68c0\u6d4b\u3002<\/p>\n

\u4e09\uff1a\u533a\u522b\u3002
\nNacos\u652f\u6301\u670d\u52a1\u7aef\u4e3b\u52a8\u68c0\u6d4b\u63d0\u4f9b\u8005\u72b6\u6001\uff1a\u4e34\u65f6\u5b9e\u4f8b\u91c7\u7528\u5fc3\u8df3\u6a21\u5f0f\uff0c\u975e\u4e34\u65f6\u5b9e\u4f8b\u91c7\u7528\u4e3b\u52a8\u68c0\u6d4b\u6a21\u5f0f<\/p>\n

\u4e34\u65f6\u5b9e\u4f8b\u5fc3\u8df3\u4e0d\u6b63\u5e38\u4f1a\u88ab\u5254\u9664\uff0c\u975e\u4e34\u65f6\u5b9e\u4f8b\u5219\u4e0d\u4f1a\u88ab\u5254\u9664<\/p>\n

Nacos\u652f\u6301\u670d\u52a1\u5217\u8868\u53d8\u66f4\u7684\u6d88\u606f\u63a8\u9001\u6a21\u5f0f\uff0c\u670d\u52a1\u5217\u8868\u66f4\u65b0\u66f4\u53ca\u65f6<\/p>\n

Nacos\u96c6\u7fa4\u9ed8\u8ba4\u91c7\u7528AP\u65b9\u5f0f\uff0c\u5f53\u96c6\u7fa4\u4e2d\u5b58\u5728\u975e\u4e34\u65f6\u5b9e\u4f8b\u65f6\uff0c\u91c7\u7528CP\u6a21\u5f0f\uff1bEureka\u91c7\u7528AP\u65b9\u5f0f<\/p>\n

\u56db\uff1a\u672c\u4eba\u4e2a\u4eba\u7406\u89e3\u7684\u533a\u522b\u3002
\n1\uff1a\u5728\u63d0\u4f9b\u8005\u548c\u6ce8\u518c\u4e2d\u5fc3\u4e4b\u95f4\u3002<\/p>\n

\uff081\uff09Eureka\u4e2d\u4f1a\u5b9a\u65f6\u5411\u6ce8\u518c\u4e2d\u5fc3\u53d1\u9001\u5fc3\u8df3\uff0c\u5982\u679c\u5728\u77ed\u671f\u5185\u6ca1\u6709\u53d1\u9001\u5fc3\u8df3\uff0c\u5219\u5c31\u4f1a\u76f4\u63a5\u5254\u9664\u3002\n\n\uff082\uff09Nacos\u4e5f\u4f1a\u5411\u6ce8\u518c\u4e2d\u5fc3\u53d1\u9001\u5fc3\u8df3\uff0c\u4f46\u662f\u5b83\u7684\u9891\u7387\u8981\u6bd4Eureka\u5feb\u3002\u5728Nacos\u4e2d\u53c8\u5206\u4e3a\u4e34\u65f6\u5b9e\u4f8b\u548c\u975e\u4e34\u65f6\u5b9e\u4f8b\u3002\u5982\u679c\u662f\u4e34\u65f6\u5b9e\u4f8b\u7684\u8bdd\uff0c\u77ed\u671f\u5185\u6ca1\u6709\u53d1\u9001\u5fc3\u8df3\uff0c\u5219\u4f1a\u76f4\u63a5\u5254\u9664\u3002\u4f46\u662f\u5982\u679c\u662f\u975e\u4e34\u65f6\u5b9e\u4f8b\u957f\u65f6\u95f4\u5b95\u673a\uff0c\u4e0d\u4f1a\u76f4\u63a5\u5254\u9664\uff0c\u5e76\u4e14\u6ce8\u518c\u4e2d\u5fc3\u4f1a\u76f4\u63a5\u4e3b\u52a8\u8be2\u95ee\u5e76\u4e14\u7b49\u5f85\u975e\u4e34\u65f6\u5b9e\u4f8b\u3002\n<\/code><\/pre>\n
2\uff1a\u5728\u6d88\u8d39\u8005\u548c\u6ce8\u518c\u4e2d\u5fc3\u4e4b\u95f4\u3002<\/p>\n
 \uff081\uff09Eureka\u4f1a\u5b9a\u65f6\u5411\u6ce8\u518c\u4e2d\u5fc3\u5b9a\u65f6\u62c9\u53bb\u670d\u52a1\uff0c\u5982\u679c\u4e0d\u4e3b\u52a8\u62c9\u53bb\u670d\u52a1\uff0c\u6ce8\u518c\u4e2d\u5fc3\u4e0d\u4f1a\u4e3b\u52a8\u63a8\u9001\u3002\n\n \uff082\uff09Nacos\u4e2d\u6ce8\u518c\u4e2d\u5fc3\u4f1a\u5b9a\u65f6\u5411\u6d88\u8d39\u8005\u4e3b\u52a8\u63a8\u9001\u4fe1\u606f  \uff0c\u8fd9\u6837\u5c31\u4f1a\u4fdd\u6301\u6570\u636e\u7684\u51c6\u65f6\u6027\u3002\n<\/code><\/pre>\n
Nacos\u548cEureka\u7684\u533a\u522b
\nCAP\u7406\u8bba
\nC\u4e00\u81f4\u6027,A\u9ad8\u53ef\u7528,P\u5206\u533a\u5bb9\u9519\u6027<\/p>\n
eureka\u53ea\u652f\u6301AP<\/p>\n
nacos\u652f\u6301CP\u548cAP\u4e24\u79cd
\nnacos\u662f\u6839\u636e\u914d\u7f6e\u8bc6\u522bCP\u6216AP\u6a21\u5f0f,\u5982\u679c\u6ce8\u518cNacos\u7684client\u8282\u70b9\u6ce8\u518c\u65f6\u662fephemeral=true\u5373\u4e3a\u4e34\u65f6\u8282\u70b9,\u90a3\u4e48Naocs\u96c6\u7fa4\u5bf9\u8fd9\u4e2aclient\u8282\u70b9\u6548\u679c\u5c31\u662fAP,\u53cd\u4e4b\u5219\u662fCP,\u5373\u4e0d\u662f\u4e34\u65f6\u8282\u70b9<\/p>\n
#false\u4e3a\u6c38\u4e45\u5b9e\u4f8b\uff0ctrue\u8868\u793a\u4e34\u65f6\u5b9e\u4f8b\u5f00\u542f\uff0c\u6ce8\u518c\u4e3a\u4e34\u65f6\u5b9e\u4f8b
\n spring.cloud.nacos.discovery.ephemeral=true
\n1
\n2
\n\u8fde\u63a5\u65b9\u5f0f
\nnacs\u4f7f\u7528\u7684\u662fnetty\u548c\u670d\u52a1\u76f4\u63a5\u8fdb\u884c\u8fde\u63a5,\u5c5e\u4e8e\u957f\u8fde\u63a5
\neureka\u662f\u4f7f\u7528\u5b9a\u65f6\u53d1\u9001\u548c\u670d\u52a1\u8fdb\u884c\u8054\u7cfb,\u5c5e\u4e8e\u77ed\u8fde\u63a5
\n\u670d\u52a1\u5f02\u5e38\u5254\u9664
\neureka:
\nEureka client\u5728\u9ed8\u8ba4\u60c5\u51b5\u6bcf\u969430s\u60f3Eureka Server\u53d1\u9001\u4e00\u6b21\u5fc3\u8df3,\u5f53Eureka Server\u5728\u9ed8\u8ba4\u8fde\u7eed90s\u79d2\u7684\u60c5\u51b5\u4e0b\u6ca1\u6709\u6536\u5230\u5fc3\u8df3, \u4f1a\u628aEureka client \u4ece\u6ce8\u518c\u8868\u4e2d\u5254\u9664,\u5728\u7531Eureka-Server 60\u79d2\u7684\u6e05\u9664\u95f4\u9694,\u628aEureka client \u7ed9\u4e0b\u7ebf
\n1   EurekaInstanceConfigBean\u7c7b\u4e0b
\n2   private int leaseRenewalIntervalInSeconds = 30;  \/\/\u5fc3\u8df3\u95f4\u969430s
\n3    private int leaseExpirationDurationInSeconds = 90;  \/\/\u9ed8\u8ba490s\u6ca1\u6709\u6536\u5230\u5fc3\u8df3\u4ece\u6ce8\u518c\u8868\u4e2d\u5254\u9664
\n4   EurekaServerConfigBean  \u7c7b\u4e0b
\n 5   private long evictionIntervalTimerInMs = 60000L; \/\/\u5f02\u5e38\u670d\u52a1\u5254\u9664\u4e0b\u7ebf\u65f6\u95f4\u95f4\u9694<\/p>\n
\u4e5f\u5c31\u662f\u5728\u6781\u7aef\u60c5\u51b5\u4e0bEureka \u670d\u52a1 \u4ece\u5f02\u5e38\u5230\u5254\u9664\u5728\u5230\u5b8c\u5168\u4e0d\u63a5\u53d7\u8bf7\u6c42\u53ef\u80fd\u9700\u8981 30s+90s+60s=3\u5206\u949f\u5de6\u53f3(\u8fd8\u662f\u672a\u8003\u8651ribbon\u7f13\u5b58\u60c5\u51b5\u4e0b)<\/p>\n
nacos:
\nnacos client \u901a\u8fc7\u5fc3\u8df3\u4e0a\u62a5\u65b9\u5f0f\u544a\u8bc9 nacos\u6ce8\u518c\u4e2d\u5fc3\u5065\u5eb7\u72b6\u6001,\u9ed8\u8ba4\u5fc3\u8df3\u95f4\u96945\u79d2\uff0c
\nnacos\u4f1a\u5728\u8d85\u8fc715\u79d2\u672a\u6536\u5230\u5fc3\u8df3\u540e\u5c06\u5b9e\u4f8b\u8bbe\u7f6e\u4e3a\u4e0d\u5065\u5eb7\u72b6\u6001\uff0c\u53ef\u4ee5\u6b63\u5e38\u63a5\u6536\u5230\u8bf7\u6c42
\n\u8d85\u8fc730\u79d2nacos\u5c06\u5b9e\u4f8b\u5220\u9664,\u4e0d\u4f1a\u518d\u63a5\u6536\u8bf7\u6c42<\/p>\n
\u64cd\u4f5c\u5b9e\u4f8b\u65b9\u5f0f
\nnacos:\u63d0\u4f9b\u4e86nacos console\u53ef\u89c6\u5316\u63a7\u5236\u8bdd\u754c\u9762,\u53ef\u4ee5\u5bf9\u5b9e\u4f8b\u5217\u8868\u8fdb\u884c\u76d1\u542c,\u5bf9\u5b9e\u4f8b\u8fdb\u884c\u4e0a\u4e0b\u7ebf,\u6743\u91cd\u7684\u914d\u7f6e,\u5e76\u4e14config server\u63d0\u4f9b\u4e86\u5bf9\u670d\u52a1\u5b9e\u4f8b\u63d0\u4f9b\u914d\u7f6e\u4e2d\u5fc3,\u4e14\u53ef\u4ee5\u5bf9\u914d\u7f6e\u8fdb\u884cCRUD,\u7248\u672c\u7ba1\u7406<\/p>\n
eureka:\u4ec5\u63d0\u4f9b\u4e86\u5b9e\u4f8b\u5217\u8868,\u5b9e\u4f8b\u7684\u72b6\u6001,\u9519\u8bef\u4fe1\u606f,\u76f8\u6bd4\u4e8enacos\u8fc7\u4e8e\u7b80\u5355<\/p>\n
\u81ea\u6211\u4fdd\u62a4\u673a\u5236
\n\u76f8\u540c\u70b9\uff1a\u4fdd\u62a4\u9608\u503c\u90fd\u662f\u4e2a\u6bd4\u4f8b\uff0c0-1 \u8303\u56f4\uff0c\u8868\u793a\u5065\u5eb7\u7684 instance \u5360\u5168\u90e8instance \u7684\u6bd4\u4f8b\u3002<\/p>\n
\u4e0d\u540c\u70b9\uff1a<\/p>\n
1\uff09\u4fdd\u62a4\u65b9\u5f0f\u4e0d\u540c<\/p>\n
Eureka\u4fdd\u62a4\u65b9\u5f0f\uff1a\u5f53\u5728\u77ed\u65f6\u95f4\u5185\uff0c\u7edf\u8ba1\u7eed\u7ea6\u5931\u8d25\u7684\u6bd4\u4f8b\uff0c\u5982\u679c\u8fbe\u5230\u4e00\u5b9a\u9608\u503c\uff0c\u5219\u4f1a\u89e6\u53d1\u81ea\u6211\u4fdd\u62a4\u7684\u673a\u5236\uff0c\u5728\u8be5\u673a\u5236\u4e0b\uff0cEureka Server\u4e0d\u4f1a\u5254\u9664\u4efb\u4f55\u7684\u5fae\u670d\u52a1\uff0c\u7b49\u5230\u6b63\u5e38\u540e\uff0c\u518d\u9000\u51fa\u81ea\u6211\u4fdd\u62a4\u673a\u5236\u3002\u81ea\u6211\u4fdd\u62a4\u5f00\u5173(eureka.server.enable-self-preservation: false)<\/p>\n
Nacos\u4fdd\u62a4\u65b9\u5f0f\uff1a\u5f53\u57df\u540d\u5065\u5eb7\u5b9e\u4f8b (Instance) \u5360\u603b\u670d\u52a1\u5b9e\u4f8b(Instance) \u7684\u6bd4\u4f8b\u5c0f\u4e8e\u9608\u503c\u65f6\uff0c\u65e0\u8bba\u5b9e\u4f8b (Instance) \u662f\u5426\u5065\u5eb7\uff0c\u90fd\u4f1a\u5c06\u8fd9\u4e2a\u5b9e\u4f8b (Instance) \u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002\u8fd9\u6837\u505a\u867d\u7136\u635f\u5931\u4e86\u4e00\u90e8\u5206\u6d41\u91cf\uff0c\u4f46\u662f\u4fdd\u8bc1\u4e86\u96c6\u7fa4\u7684\u5269\u4f59\u5065\u5eb7\u5b9e\u4f8b (Instance) \u80fd\u6b63\u5e38\u5de5\u4f5c\u3002<\/p>\n
2\uff09\u8303\u56f4\u4e0d\u540c<\/p>\n
Nacos \u7684\u9608\u503c\u662f\u9488\u5bf9\u67d0\u4e2a\u5177\u4f53 Service \u7684\uff0c\u800c\u4e0d\u662f\u9488\u5bf9\u6240\u6709\u670d\u52a1\u7684\u3002\u4f46 Eureka\u7684\u81ea\u6211\u4fdd\u62a4\u9608\u503c\u662f\u9488\u5bf9\u6240\u6709\u670d\u52a1\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e00\uff1a\u5148\u770b\u770b\u4e24\u4e2a\u5de5\u4f5c\u539f\u7406\u56fe\u3002 \u4e8c\uff1a...<\/p>\n","protected":false},"author":1,"featured_media":794,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"class_list":["post-982","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-23"],"_links":{"self":[{"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=\/wp\/v2\/posts\/982","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=982"}],"version-history":[{"count":5,"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=\/wp\/v2\/posts\/982\/revisions"}],"predecessor-version":[{"id":989,"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=\/wp\/v2\/posts\/982\/revisions\/989"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=\/wp\/v2\/media\/794"}],"wp:attachment":[{"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=982"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=982"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.licaneku.fun\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}