{"id":1005,"date":"2025-03-20T10:32:46","date_gmt":"2025-03-20T02:32:46","guid":{"rendered":"https:\/\/www.huangkeqin.cn\/?p=1005"},"modified":"2025-03-20T10:32:46","modified_gmt":"2025-03-20T02:32:46","slug":"sentinel%e4%bd%bf%e7%94%a8%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/www.huangkeqin.cn\/index.php\/2025\/03\/20\/sentinel%e4%bd%bf%e7%94%a8%e6%8c%87%e5%8d%97\/","title":{"rendered":"Sentinel\u4f7f\u7528\u6307\u5357"},"content":{"rendered":"\n\u8be6\u60c5\u8bf7\u67e5\u770b\u5b98\u65b9\u6587\u6863<\/a>\n\n\n\n
<\/blockquote>\n\n\n\n

sentinel\u80fd\u89e3\u51b3\u4ec0\u4e48\uff1f<\/strong>
\u5bf9\u7a0b\u5e8f\u8d44\u6e90\u8fdb\u884c\u6d41\u91cf\u63a7\u5236\u3001\u6d41\u91cf\u6574\u5f62\u3001\u7194\u65ad\u964d\u7ea7\u3001\u7cfb\u7edf\u81ea\u9002\u5e94\u8fc7\u8f7d\u4fdd\u62a4\u3001\u70ed\u70b9\u6d41\u91cf\u9632\u62a4\u7b49\u591a\u4e2a\u7ef4\u5ea6\u6765\u5e2e\u52a9\u5f00\u53d1\u8005\u4fdd\u969c\u5fae\u670d\u52a1\u7684\u7a33\u5b9a\u6027\u3002
\u90a3\u4ec0\u4e48\u53c8\u662f\u8d44\u6e90\uff1f<\/strong>
\u8d44\u6e90 <\/strong>\u662f Sentinel \u4e2d\u7684\u6838\u5fc3\u6982\u5ff5\u4e4b\u4e00\u3002\u6700\u5e38\u7528\u7684\u8d44\u6e90\u662f\u6211\u4eec\u4ee3\u7801\u4e2d\u7684 Java \u65b9\u6cd5\u3002\u4e5f\u53ef\u4ee5\u662f\u4efb\u4f55\u4e1c\u897f\uff0c\u670d\u52a1\uff0c\u670d\u52a1\u91cc\u7684\u65b9\u6cd5\uff0c\u751a\u81f3\u662f\u4e00\u6bb5\u4ee3\u7801<\/p>\n\n\n\n

 Sentinel \u6765\u8fdb\u884c\u8d44\u6e90\u4fdd\u62a4\uff0c\u4e3b\u8981\u5206\u4e3a\u51e0\u4e2a\u6b65\u9aa4:
1.\u5b9a\u4e49\u8d44\u6e90<\/p>\n\n\n\n

2.\u5b9a\u4e49\u89c4\u5219
Sentinel \u652f\u6301\u4ee5\u4e0b\u51e0\u79cd\u89c4\u5219\uff1a\u6d41\u91cf\u63a7\u5236\u89c4\u5219<\/strong>\u3001\u7194\u65ad\u964d\u7ea7\u89c4\u5219<\/strong>\u3001\u7cfb\u7edf\u4fdd\u62a4\u89c4\u5219<\/strong>\u3001\u6765\u6e90\u8bbf\u95ee\u63a7\u5236\u89c4\u5219<\/strong>\u00a0\u548c\u00a0\u70ed\u70b9\u53c2\u6570\u89c4\u5219<\/strong>\u3002<\/p>\n\n\n\n

3.\u68c0\u9a8c\u89c4\u5219\u662f\u5426\u751f\u6548<\/p>\n\n\n\n

\u5b9a\u4e49\u8d44\u6e90\u7684\u65b9\u5f0f\uff1a<\/strong><\/p>\n\n\n\n

1.\u629b\u51fa\u5f02\u5e38\u7684\u65b9\u5f0f\u5b9a\u4e49\u8d44\u6e90<\/p>\n\n\n\n

2.\u8fd4\u56de\u5e03\u5c14\u503c\u65b9\u5f0f\u5b9a\u4e49\u8d44\u6e90<\/p>\n\n\n\n

3.\u6ce8\u89e3\u65b9\u5f0f\u5b9a\u4e49\u8d44\u6e90 @SentinelResource<\/p>\n\n\n\n

4.\u5f02\u6b65\u8c03\u7528\u652f\u6301 SphU.asyncEntry(xxx)<\/code>\u00a0\u65b9\u6cd5\u5b9a\u4e49\u8d44\u6e90<\/p>\n\n\n\n

\u5b9a\u4e49\u89c4\u5219\u7684\u65b9\u5f0f\uff1a<\/strong><\/p>\n\n\n\n

1.\u901a\u8fc7\u8c03\u7528FlowRuleManager.loadRules()<\/code>\u00a0\u65b9\u6cd5\u6765\u7528\u786c\u7f16\u7801\u7684\u65b9\u5f0f\u5b9a\u4e49\u6d41\u91cf\u63a7\u5236<\/strong>\u89c4\u5219<\/p>\n\n\n\n

2.\u901a\u8fc7\u8c03\u7528\u00a0DegradeRuleManager.loadRules()<\/code>\u00a0\u65b9\u6cd5\u6765\u7528\u786c\u7f16\u7801\u7684\u65b9\u5f0f\u5b9a\u4e49\u7194\u65ad\u964d\u7ea7<\/strong>\u89c4\u5219\u3002<\/p>\n\n\n\n

3.\u901a\u8fc7\u8c03\u7528\u00a0SystemRuleManager.loadRules()<\/code>\u00a0\u65b9\u6cd5\u6765\u7528\u786c\u7f16\u7801\u7684\u65b9\u5f0f\u5b9a\u4e49\u7cfb\u7edf\u4fdd\u62a4<\/strong>\u89c4\u5219\uff1a<\/p>\n\n\n\n

4.\u8bbf\u95ee\u63a7\u5236\u89c4\u5219<\/strong>\uff08\u5f88\u591a\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u6839\u636e\u8c03\u7528\u65b9\u6765\u9650\u5236\u8d44\u6e90\u662f\u5426\u901a\u8fc7\uff0c\u8fd9\u65f6\u5019\u53ef\u4ee5\u4f7f\u7528 Sentinel \u7684\u8bbf\u95ee\u63a7\u5236\uff08\u9ed1\u767d\u540d\u5355\uff09\u7684\u529f\u80fd\u3002\u9ed1\u767d\u540d\u5355\u6839\u636e\u8d44\u6e90\u7684\u8bf7\u6c42\u6765\u6e90\uff08origin<\/code>\uff09\u9650\u5236\u8d44\u6e90\u662f\u5426\u901a\u8fc7\uff0c\u82e5\u914d\u7f6e\u767d\u540d\u5355\u5219\u53ea\u6709\u8bf7\u6c42\u6765\u6e90\u4f4d\u4e8e\u767d\u540d\u5355\u5185\u65f6\u624d\u53ef\u901a\u8fc7\uff1b\u82e5\u914d\u7f6e\u9ed1\u540d\u5355\u5219\u8bf7\u6c42\u6765\u6e90\u4f4d\u4e8e\u9ed1\u540d\u5355\u65f6\u4e0d\u901a\u8fc7\uff0c\u5176\u4f59\u7684\u8bf7\u6c42\u901a\u8fc7\u3002\uff09<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

\u8be6\u60c5\u8bf7\u67e5\u770b\u5b98\u65b9\u6587\u6863 sentinel\u80fd\u89e3\u51b3\u4ec0\u4e48\uff1f \u5bf9\u7a0b\u5e8f\u8d44\u6e90\u8fdb\u884c\u6d41\u91cf\u63a7\u5236\u3001\u6d41\u91cf\u6574\u5f62\u3001\u7194\u65ad\u964d\u7ea7\u3001\u7cfb\u7edf\u81ea\u9002\u5e94\u8fc7\u8f7d\u4fdd […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,3],"tags":[],"class_list":["post-1005","post","type-post","status-publish","format-standard","hentry","category-java","category-3"],"_links":{"self":[{"href":"https:\/\/www.huangkeqin.cn\/index.php\/wp-json\/wp\/v2\/posts\/1005","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.huangkeqin.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.huangkeqin.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.huangkeqin.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.huangkeqin.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1005"}],"version-history":[{"count":3,"href":"https:\/\/www.huangkeqin.cn\/index.php\/wp-json\/wp\/v2\/posts\/1005\/revisions"}],"predecessor-version":[{"id":1008,"href":"https:\/\/www.huangkeqin.cn\/index.php\/wp-json\/wp\/v2\/posts\/1005\/revisions\/1008"}],"wp:attachment":[{"href":"https:\/\/www.huangkeqin.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1005"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.huangkeqin.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1005"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.huangkeqin.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1005"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}