{"id":190510,"date":"2024-11-12T13:11:18","date_gmt":"2024-11-12T05:11:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/190510\/"},"modified":"2024-11-12T13:11:19","modified_gmt":"2024-11-12T05:11:19","slug":"%e6%ba%ab%e6%95%85%e7%9f%a5%e6%96%b0-g%e8%a1%8ceverdb%e8%87%aa%e5%8b%95%e5%8c%96%e6%b7%b7%e6%b2%8c%e6%b8%ac%e8%a9%a6%e4%b9%8b%e8%b7%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/190510\/","title":{"rendered":"\u6eab\u6545\u77e5\u65b0&#8211;G\u884cEverDB\u81ea\u52d5\u5316\u6df7\u6c8c\u6e2c\u8a66\u4e4b\u8def"},"content":{"rendered":"<h1 id=\"%e6%ba%ab%e6%95%85%e7%9f%a5%e6%96%b0-g%e8%a1%8ceverdb%e8%87%aa%e5%8b%95%e5%8c%96%e6%b7%b7%e6%b2%8c%e6%b8%ac%e8%a9%a6%e4%b9%8b%e8%b7%af-gRAuzRsPod\">\u6eab\u6545\u77e5\u65b0&#8211;G\u884cEverDB\u81ea\u52d5\u5316\u6df7\u6c8c\u6e2c\u8a66\u4e4b\u8def<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u9ad4\u958b\u767c\u74b0\u5883\u4e2d\uff0c\u6df7\u6c8c\u6e2c\u8a66\uff08Chaos Testing\uff09\u5df2\u6210\u70ba\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u7684\u91cd\u8981\u624b\u6bb5\u3002\u96a8\u8457\u5fae\u670d\u52d9\u67b6\u69cb\u7684\u666e\u53ca\uff0c\u7cfb\u7d71\u7684\u8907\u96dc\u6027\u4e5f\u96a8\u4e4b\u589e\u52a0\uff0c\u9019\u4f7f\u5f97\u50b3\u7d71\u7684\u6e2c\u8a66\u65b9\u6cd5\u7121\u6cd5\u5b8c\u5168\u6355\u6349\u5230\u6f5b\u5728\u7684\u554f\u984c\u3002G\u884cEverDB\u4f5c\u70ba\u4e00\u500b\u65b0\u8208\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u5982\u4f55\u5728\u81ea\u52d5\u5316\u6df7\u6c8c\u6e2c\u8a66\u4e2d\u767c\u63ee\u4f5c\u7528\uff0c\u6210\u70ba\u4e86\u696d\u754c\u95dc\u6ce8\u7684\u7126\u9ede\u3002<\/p>\n<h2 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id=\"g%e8%a1%8ceverdb%e7%9a%84%e7%89%b9%e9%bb%9e-gRAuzRsPod\">G\u884cEverDB\u7684\u7279\u9ede<\/h2>\n<p>G\u884cEverDB\u662f\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u5c08\u70ba\u8655\u7406\u5927\u898f\u6a21\u6578\u64da\u800c\u8a2d\u8a08\u3002\u5176\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u53ef\u7528\u6027\uff1a<\/strong>EverDB\u652f\u6301\u81ea\u52d5\u6545\u969c\u8f49\u79fb\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u6301\u4e45\u6027\u548c\u53ef\u7528\u6027\u3002<\/li>\n<li><strong>\u64f4\u5c55\u6027\uff1a<\/strong>\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u589e\u9577\uff0cEverDB\u53ef\u4ee5\u8f15\u9b06\u64f4\u5c55\uff0c\u4ee5\u652f\u6301\u66f4\u591a\u7684\u6578\u64da\u548c\u7528\u6236\u3002<\/li>\n<li><strong>\u81ea\u52d5\u5316\u7ba1\u7406\uff1a<\/strong>\u63d0\u4f9b\u81ea\u52d5\u5316\u7684\u6578\u64da\u5099\u4efd\u548c\u6062\u5fa9\u529f\u80fd\uff0c\u6e1b\u5c11\u4eba\u5de5\u5e72\u9810\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%87%aa%e5%8b%95%e5%8c%96%e6%b7%b7%e6%b2%8c%e6%b8%ac%e8%a9%a6%e7%9a%84%e5%af%a6%e6%96%bd-gRAuzRsPod\">\u81ea\u52d5\u5316\u6df7\u6c8c\u6e2c\u8a66\u7684\u5be6\u65bd<\/h2>\n<p>\u5728G\u884cEverDB\u4e2d\u5be6\u65bd\u81ea\u52d5\u5316\u6df7\u6c8c\u6e2c\u8a66\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e5%ae%9a%e6%b8%ac%e8%a9%a6%e7%af%84%e5%9c%8d-gRAuzRsPod\">1. \u78ba\u5b9a\u6e2c\u8a66\u7bc4\u570d<\/h3>\n<p>\u9996\u5148\uff0c\u9700\u8981\u78ba\u5b9a\u54ea\u4e9b\u90e8\u5206\u7684\u7cfb\u7d71\u5c07\u53c3\u8207\u6df7\u6c8c\u6e2c\u8a66\u3002\u9019\u53ef\u80fd\u5305\u62ec\u6578\u64da\u5eab\u9023\u63a5\u3001API\u8abf\u7528\u6216\u5176\u4ed6\u95dc\u9375\u7d44\u4ef6\u3002<\/p>\n<h3 id=\"2-%e8%a8%ad%e8%a8%88%e6%95%85%e9%9a%9c%e5%a0%b4%e6%99%af-gRAuzRsPod\">2. \u8a2d\u8a08\u6545\u969c\u5834\u666f<\/h3>\n<p>\u6839\u64da\u7cfb\u7d71\u7684\u67b6\u69cb\uff0c\u8a2d\u8a08\u4e0d\u540c\u7684\u6545\u969c\u5834\u666f\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u6a21\u64ec\u6578\u64da\u5eab\u9023\u63a5\u4e2d\u65b7\u3001\u5ef6\u9072\u6216\u6578\u64da\u640d\u58de\u7b49\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"3-%e5%af%a6%e6%96%bd%e6%b8%ac%e8%a9%a6-gRAuzRsPod\">3. \u5be6\u65bd\u6e2c\u8a66<\/h3>\n<pre><code>\n# Python\u7bc4\u4f8b\uff1a\u6a21\u64ec\u6578\u64da\u5eab\u9023\u63a5\u4e2d\u65b7\nimport random\nimport time\n\ndef simulate_db_failure():\n    if random.choice([True, False]):\n        raise Exception(\"Database connection lost!\")\n\nwhile True:\n    try:\n        simulate_db_failure()\n        print(\"Database is operational.\")\n    except Exception as e:\n        print(e)\n    time.sleep(5)\n<\/code><\/pre>\n<h3 id=\"4-%e7%9b%a3%e6%8e%a7%e5%92%8c%e5%88%86%e6%9e%90%e7%b5%90%e6%9e%9c-gRAuzRsPod\">4. \u76e3\u63a7\u548c\u5206\u6790\u7d50\u679c<\/h3>\n<p>\u5728\u6e2c\u8a66\u904e\u7a0b\u4e2d\uff0c\u61c9\u8a72\u5be6\u6642\u76e3\u63a7\u7cfb\u7d71\u7684\u6027\u80fd\u6307\u6a19\uff0c\u4e26\u5728\u6545\u969c\u767c\u751f\u5f8c\u9032\u884c\u8a73\u7d30\u5206\u6790\uff0c\u4ee5\u627e\u51fa\u7cfb\u7d71\u7684\u8584\u5f31\u74b0\u7bc0\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-gRAuzRsPod\">\u7d50\u8ad6<\/h2>\n<p>\u81ea\u52d5\u5316\u6df7\u6c8c\u6e2c\u8a66\u662f\u63d0\u5347\u7cfb\u7d71\u7a69\u5b9a\u6027\u7684\u91cd\u8981\u624b\u6bb5\uff0cG\u884cEverDB\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u80fd\u5920\u5728\u9019\u4e00\u904e\u7a0b\u4e2d\u767c\u63ee\u95dc\u9375\u4f5c\u7528\u3002\u901a\u904e\u6709\u6548\u7684\u6df7\u6c8c\u6e2c\u8a66\uff0c\u958b\u767c\u5718\u968a\u53ef\u4ee5\u53ca\u65e9\u767c\u73fe\u6f5b\u5728\u554f\u984c\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u97cc\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u53ca\u5176\u5728\u6df7\u6c8c\u6e2c\u8a66\u4e2d\u7684\u61c9\u7528\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22G\u884cEverDB\u7684\u81ea\u52d5\u5316\u6df7\u6c8c\u6e2c\u8a66\u4e4b\u8def\uff0c\u900f\u904e\u6eab\u6545\u77e5\u65b0\uff0c\u63d0\u5347\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-190510","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190510","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=190510"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190510\/revisions"}],"predecessor-version":[{"id":190511,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190510\/revisions\/190511"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=190510"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=190510"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=190510"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}