{"id":47303,"date":"2022-12-06T09:39:31","date_gmt":"2023-03-30T08:03:34","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8%e9%80%82%e7%94%a8%e4%ba%8ejava%e7%9a%84servicediscovery%e3%80%82\/"},"modified":"2024-04-29T03:57:56","modified_gmt":"2024-04-28T19:57:56","slug":"%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8%e9%80%82%e7%94%a8%e4%ba%8ejava%e7%9a%84servicediscovery%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%9d%e8%af%95%e4%bd%bf%e7%94%a8%e9%80%82%e7%94%a8%e4%ba%8ejava%e7%9a%84servicediscovery%e3%80%82\/","title":{"rendered":"\u5c1d\u8bd5\u4f7f\u7528\u9002\u7528\u4e8eJava\u7684ServiceDiscovery"},"content":{"rendered":"<h1>\u670d\u52a1\u53d1\u73b0\u662f\u4ec0\u4e48\uff1f<\/h1>\n<p>\u8fd9\u91cc\u6307\u7684\u662f\u6307\u5b9a\u4e00\u79cd\u4e2d\u95f4\u4ef6\uff0c\u53ef\u4ee5\u6ce8\u518c\u548c\u641c\u7d22\u4f7f\u7528\u4e86\u5fae\u670d\u52a1\u67b6\u6784\u7684\u670d\u52a1\u3002<\/p>\n<p>\u4e3a\u4ec0\u4e48\u9700\u8981\u5b83\u5462\uff0c<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u52d5\u7684\u306b\u30b5\u30fc\u30d3\u30b9\u7a3c\u50cd\u3057\u3066\u3044\u308b\u30ce\u30fc\u30c9\u304c\u5897\u3048\u305f\u308a\u3001\u6e1b\u3063\u305f\u308a\u3059\u308b\u306e\u306bClient\u5074\u304c\u8ffd\u5f93\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u5404\u30ce\u30fc\u30c9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u8ca0\u8377\u5206\u6563\u3055\u305b\u308b\u305f\u3081<\/ul>\n<p>\u53ef\u4ee5\u5c06\u4ee5\u4e0b\u539f\u56e0\u5f52\u4e3a\u91cd\u8981\u56e0\u7d20\uff1a\u6bd4\u5982\u7b49\u7b49\u3002<\/p>\n<p>\u5c06\u89d2\u8272\u7b80\u6d01\u5730\u603b\u7ed3\u5728\u56fe\u8868\u4e2d\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7dfc913a08637a6a1974\/6-0.png\" alt=\"Network Diagram.png\" \/><\/div>\n<h1>\u80fd\u591f\u5728Java\u4e2d\u4f7f\u7528\u7684\u4e1c\u897f Java de<\/h1>\n<p>\u6211\u8ba4\u4e3a\u867d\u7136\u6709\u5f88\u591a\u9009\u62e9\uff0c\u4f46\u4f5c\u4e3a\u4e3b\u6d41\u7684-\u5e94\u8be5\u662f<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Zookeeper<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">etcd<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Consul<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Eureka<\/ul>\n<p>\u6709\u51e0\u4e2a\u9009\u9879\uff0c\u5176\u4e2dEureka\u662f\u4e13\u4e3aJava\u8bbe\u8ba1\u7684\u3002<\/p>\n<p>\u8fd9\u6b21\u6211\u4eec\u6765\u770b\u4e00\u4e0bConsul\u548cEureka\u3002\u539f\u56e0\u662f\u5b83\u4eec\u90fd\u6709\u7ba1\u7406\u754c\u9762\uff0c\u5e76\u4e14\u90fd\u6709\u5ba2\u6237\u7aef\u5e93\u3002<\/p>\n<p>\u5173\u4e8e\u53e6\u5916\u4e24\u4e2a\u95ee\u9898\uff0c<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">etcd\u306fKVS\u3092\u62e1\u5f35\u3057\u305f\u3088\u3046\u306a\u611f\u3058\u3068\u898b\u53d7\u3051\u3089\u308c\u305f\u306e\u3067\u3001\u76f4\u63a5\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u306e\u57fa\u76e4\u3068\u3057\u3066\u4f7f\u3046\u306b\u306f\u3061\u3087\u3063\u3068\u6c17\u304c\u5f15\u3051\u305f\u306e\u3067\u672a\u7740\u624b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Zookeeper\u306f\u3001Kafka\u306a\u3069\u3067\u3082\u5229\u7528\u3057\u3066\u3044\u308b\u306e\u3067\u898b\u3066\u307f\u3088\u3046\u304b\u3068\u601d\u3063\u305f\u304c\u3001ServiceDiscovery\u3068\u3057\u3066\u306f\u5c11\u3057\u53e4\u3044\u7684\u306a\u8a71\u304c\u591a\u304b\u3063\u305f\u306e\u3067\u3001\u3053\u308c\u3082\u6c17\u304c\u5f15\u3051\u3066\u672a\u7740\u624b<\/ul>\n<p>\u90a3\u611f\u89c9\u5982\u6b64\u3002<\/p>\n<h2>\u9886\u4e8b<\/h2>\n<p>Hashi Corp\u793e\u662f\u5f00\u53d1\u8005\u3002<br \/>\n\u8fd9\u4e2a\u8f6f\u4ef6\u662f\u7528Go\u8bed\u8a00\u7f16\u5199\u7684\uff0c\u6240\u4ee5\u53ea\u9700\u4e0b\u8f7d\u5e76\u6267\u884c\u6bcf\u4e2a\u5e73\u53f0\u5bf9\u5e94\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u5c31\u53ef\u4ee5\u542f\u52a8\u3002<\/p>\n<p>\u9664\u4e86ServiceDiscovery\uff0c\u8fd8\u6709KVS\uff08Key\/Value Storage\uff09\u529f\u80fd\u3002<\/p>\n<h3>\u542f\u52a8Consul<\/h3>\n<p>\u867d\u7136\u5927\u591a\u6570\u6848\u4f8b\u662f\u57fa\u4e8eDocker\u6784\u5efa\u7684\uff0c\u4f46\u901a\u5e38\u4e5f\u53ef\u4ee5\u5728\u5e38\u89c4\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u8fd0\u884c\u3002<\/p>\n<p>\u57fa\u672c\u4e0a\u6765\u8bf4\uff0c\u53ea\u9700\u8981\u4e00\u6761\u547d\u4ee4\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>consul agent -server -bootstrap -client=127.0.0.1 -dc=local -data-dir=\/tmp\/consul -bind 127.0.0.1 -node agent-hoge -ui-dir \/opt\/consul\/ui -config-dir \/opt\/consul\/consul.d\/\r\n<\/code><\/pre>\n<p>\u5728\u4e2d\u6587\u4e2d\uff0c\u63d0\u4f9b\u4ee5\u4e0b\u7684\u8868\u8ff0\uff1a<br \/>\nConsul\u7684\u914d\u7f6e\u662f\u901a\u8fc7\u547d\u4ee4\u884c\u53c2\u6570\u8fdb\u884c\u8bbe\u7f6e\u7684\u3002<br \/>\n\u63d0\u53ca-ui-dir\uff0c\u5b83\u662f\u7528\u4e8e\u542f\u52a8Consul\u96c6\u7fa4\u7ba1\u7406UI\u7684\u9009\u9879\u3002<br \/>\n\u53ea\u9700\u4e0b\u8f7d\u548c\u89e3\u538bConsul\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0c\u7136\u540e\u6307\u5b9a\u751f\u6210\u7684\u76ee\u5f55\u4f5c\u4e3a\u542f\u52a8\u9009\u9879\u5373\u53ef\u3002<\/p>\n<p>\uff08UI\u6f14\u793a\u8bf7\u70b9\u51fb\u6b64\u5904\uff09<br \/>\nhttp:\/\/demo.consul.io\/ui\/<\/p>\n<h2>\u4f7f\u7528Java\u8fdb\u884c\u670d\u52a1\u6ce8\u518c<\/h2>\n<p>\u901a\u5e38\uff0c\u5982\u679c\u8981\u5728Java\u4e2d\u6ce8\u518c\u670d\u52a1\uff0c\u4f7f\u7528\u5f00\u6e90\u8f6f\u4ef6\u5e93\u662f\u5e38\u89c1\u7684\u505a\u6cd5\u3002<\/p>\n<p>\u5982\u679c\u4f60\u8bfb\u4e86\u4e0a\u9762\u63d0\u5230\u7684\u4e24\u4e2a\u6587\u6863\uff0c\u5e94\u8be5\u5c31\u80fd\u5927\u81f4\u7406\u89e3\u4f7f\u7528\u65b9\u6cd5\u4e86\u3002<\/p>\n<h3>\u4f53\u68c0<\/h3>\n<p>\u6709\u591a\u79cd\u7c7b\u578b\u7684\u5065\u5eb7\u68c0\u67e5\u53ef\u7528\u4f5c\u9886\u4e8b\u7684\u5065\u5eb7\u68c0\u67e5\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Script + Interval<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u2212 HTTP + Interval<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">TCP + Interval<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Docker + Interval<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">TTL<\/ul>\n<p>\u9664TTL\u4e4b\u5916\u7684\u90e8\u5206\u5c06\u4f5c\u4e3a\u6765\u81eaConsul\u5411\u670d\u52a1\u7aef\u7684\u5065\u5eb7\u68c0\u67e5\u3002<\/p>\n<p>\u5728\u547d\u4ee4\u884c\u542f\u52a8\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7 -config-dir \u9009\u9879\u6307\u5b9a\u7684\u76ee\u5f55\u4e2d\u586b\u5199\u5065\u5eb7\u68c0\u67e5\u7684\u914d\u7f6e\u3002\u6216\u8005\uff0c\u4f3c\u4e4e\u53ef\u4ee5\u901a\u8fc7 Consul \u7684 HTTP API \u6ce8\u518c\u5065\u5eb7\u68c0\u67e5\u914d\u7f6e\u3002<\/p>\n<h2>\u4f0a\u5e9a\u5361<\/h2>\n<p>Netflix\u793e\u53d1\u5e03\u7684Java\u57fa\u7840\u7684ServiceDiscovery\uff0c\u4f5c\u4e3aOSS\u5f00\u653e\u6e90\u4ee3\u7801\u3002<br \/>\n\u5b83\u662f\u4e3aAWS\u8bbe\u8ba1\u7684\uff0c\u5e76\u53ef\u5728\u672c\u5730\u6570\u636e\u4e2d\u5fc3\u8fd0\u884c\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7dfc913a08637a6a1974\/39-0.png\" alt=\"Eureka\u753b\u50cf\" \/><\/div>\n<p>\u770b\u4e0b\u9762\u7684\u5185\u5bb9\u5e94\u8be5\u53ef\u4ee5\u5927\u6982\u4e86\u89e3\u5982\u4f55\u64cd\u4f5c\u6837\u672c\u3002<\/p>\n<h3>Eureka\u670d\u52a1\u5668\u5df2\u542f\u52a8\u3002<\/h3>\n<p>Eureka Server\u4f5c\u4e3awar\u6a21\u5757\u63d0\u4f9b\uff0c\u56e0\u6b64\u5728Tomcat\u7b49\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u6700\u4e3a\u65b9\u4fbf\u5feb\u6377\u3002\u4e3a\u4e86\u8fdb\u884c\u793a\u4f8b\u64cd\u4f5c\uff0c\u4e0e\u81ea\u884c\u6784\u5efawar\u76f8\u6bd4\uff0c\u4ee5\u4e0b\u65b9\u6cd5\u66f4\u4e3a\u7b80\u4fbf\u3002<\/p>\n<p>\u5c06war\u6587\u4ef6\u653e\u7f6e\u5728Tomcat\u7684webapps\u76ee\u5f55\u4e0b\uff0c\u5e76\u57288080\u7aef\u53e3\u542f\u52a8Http\uff0c\u4ee5\u4fbf\u53ef\u4ee5\u67e5\u770b\u7ba1\u7406\u63a7\u5236\u53f0\u3002\u8fd9\u6837\u83b7\u53d6\u4e0d\u662f\u5f88\u597d\u5417\uff1f<\/p>\n<p>http:\/\/localhost:8080\/eureka<br \/>\n\u672c\u5730\u4e3b\u673a\uff1a8080\/eureka<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7dfc913a08637a6a1974\/47-0.png\" alt=\"Untitled.png\" \/><\/div>\n<h2>\u4f7f\u7528Java\u6ce8\u518c\u670d\u52a1\u3002<\/h2>\n<p>\u5efa\u8bae\u67e5\u770b\u793a\u4f8b\u4ee5\u4e86\u89e3\u8bbe\u7f6e\u8be6\u7ec6\u5185\u5bb9\uff0c\u5e76\u5e94\u53c2\u8003\u5b98\u65b9\u6587\u6863\u4ee5\u83b7\u53d6\u66f4\u591a\u5e2e\u52a9\u3002<\/p>\n<p>\u5982\u679c\u8981\u542f\u52a8\u793a\u4f8b\u670d\u52a1\uff0c\u53ea\u9700\u8981\u5c06GitHub\u514b\u9686\u5230\u672c\u5730\u5e76\u786e\u4fddJava\u8def\u5f84\u6b63\u786e\uff0c\u7136\u540e\u53ef\u4ee5\u6309\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>.\/gradlew :eureka-examples:runExampleService\r\n<\/code><\/pre>\n<h1>\u5ba2\u6237\u7aef\u8bbf\u95ee\u8d1f\u8f7d\u5e73\u8861\u529f\u80fd<\/h1>\n<p>\u53ef\u4ee5\u83b7\u53d6\u6ce8\u518c\u4e86Consul\u548cEureka\u670d\u52a1\u7684\u4e3b\u673a\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7\u3002<\/p>\n<ul class=\"post-ul\">consul-client\u306e\u4f8b<\/ul>\n<pre class=\"post-pre\"><code>Consul consul = Consul.builder().build(); \/\/ connect to Consul on localhost\r\nHealthClient healthClient = consul.healthClient();\r\nList&lt;ServiceHealth&gt; nodes = healthClient.getHealthyServiceInstances(\"DataService\").getResponse(); \r\n<\/code><\/pre>\n<ul class=\"post-ul\">Eureka Client\u306e\u4f8b<\/ul>\n<p>\u5728Eureka\u5ba2\u6237\u7aef\u4e2d\uff0c\u5c3d\u7ba1\u4f1a\u5f88\u8f9b\u82e6\u5730\u5199\uff0c\u4f46\u4f3c\u4e4e\u662f\u53ef\u884c\u7684\u3002\u8fd9\u662f\u53c2\u8003\u793a\u4f8b\u7684\u4e8b\u60c5\u3002<\/p>\n<pre class=\"post-pre\"><code>nextServerInfo = DiscoveryManager.getInstance()\r\n                    .getEurekaClient()\r\n                    .getNextServerFromEureka(vipAddress, false);\r\n<\/code><\/pre>\n<p>\u540c\u6837\uff0c\u793a\u4f8b\u7a0b\u5e8f\u53ef\u4ee5\u5728\u4e0b\u65b9\u542f\u52a8\u3002<\/p>\n<pre class=\"post-pre\"><code>.\/gradlew :eureka-examples:runExampleClient\r\n<\/code><\/pre>\n<p>\u4e0d\u7ba1\u9009\u62e9\u54ea\u4e2a\uff0c\u5bf9\u4e8e\u8bbf\u95ee\u8d1f\u8f7d\u5747\u8861\uff0c\u6211\u4eec\u90fd\u5e0c\u671b\u4f7f\u7528\u76f8\u540c\u7684Netflix\u5f00\u6e90\u8f6f\u4ef6Ribbon\u3002<\/p>\n<p>\u7279\u522b\u662f\u4e0e\u540c\u4e3aNetflix\u516c\u53f8\u5f00\u53d1\u7684Eureka\u7684\u8054\u52a8\uff0c\u8fd8\u6709\u4e00\u4e9b\u6a21\u5757\uff0c\u770b\u8d77\u6765\u5f88\u5bb9\u6613\u5b89\u88c5\u3002<\/p>\n<h1>\u603b\u7ed3<\/h1>\n<p>\u6211\u6574\u7406\u4e86Consul\u548cEureka\u7684\u7b80\u5355\u8bbe\u7f6e\u4f5c\u4e3a\u670d\u52a1\u53d1\u73b0\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Consul<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Java\u3067\u306e\u5229\u7528\u306b\u7279\u5316\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u3082\u306a\u304f\u3001\u304b\u3064Service Discovery\u3060\u3051\u3067\u306a\u304f\u3001KVS\u3084DNS\u9023\u643a\u3082\u3042\u308a\u5e83\u7bc4\u56f2\u306a\u4f7f\u3044\u65b9\u3092\u60f3\u5b9a\u3057\u305f\u30df\u30c9\u30eb\u30a6\u30a7\u30a2\u306e\u3088\u3046\u3060<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Eureka<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Java\u3067\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306eService 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[&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-47303","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5c1d\u8bd5\u4f7f\u7528\u9002\u7528\u4e8eJava\u7684ServiceDiscovery - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u5c1d\u8bd5\u4f7f\u7528\u9002\u7528\u4e8ejava\u7684servicediscovery\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" 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