{"id":205557,"date":"2025-06-12T11:07:10","date_gmt":"2025-06-12T03:07:10","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205557\/"},"modified":"2025-06-12T11:07:10","modified_gmt":"2025-06-12T03:07:10","slug":"golang-%e6%a1%86%e6%9e%b6%e4%b8%ad%e7%9a%84%e6%97%a5%e5%bf%97%e8%ae%b0%e5%bd%95%e4%b8%8e%e5%ae%a1%e8%ae%a1%e6%9c%ba%e5%88%b6","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205557\/","title":{"rendered":"Golang \u6846\u67b6\u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e0e\u5ba1\u8ba1\u673a\u5236"},"content":{"rendered":"

\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765
\n\u300aGOLANG \u6846\u67b6\u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e0e\u5ba1\u8ba1\u673a\u5236\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60
\nGOLANG<\/span>\uff0c\u6216\u8005\u662f\u5bf9
\nGOLANG<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01,\u7b54\u6848\uff1a GOLANG \u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u548c\u5ba1\u8ba1\u673a\u5236\u5bf9\u4e8e\u8bc6\u522b\u95ee\u9898\u3001\u786e\u4fdd\u5408\u89c4\u6027\u81f3\u5173\u91cd\u8981\u3002\u8be6\u7ec6\u63cf\u8ff0\uff1a\u65e5\u5fd7\u8bb0\u5f55\uff1a\u4f7f\u7528 log \u5305\u8bb0\u5f55\u65e5\u5fd7\u6d88\u606f\uff0c\u5177\u6709\u4e0d\u540c\u7ea7\u522b\uff08Debug\u3001Info\u3001Warn \u7b49\uff09\u3002\u5ba1\u8ba1\uff1a\u4f7f\u7528 context \u5305\u8ddf\u8e2a\u7528\u6237\u6216\u7cfb\u7edf\u64cd\u4f5c\u3002\u8bbe\u7f6e\u4e0a\u4e0b\u6587\u5143\u6570\u636e\uff08\u4f8b\u5982\u8bf7\u6c42 ID\uff09\u4ee5\u8bb0\u5f55\u7528\u6237\u6d3b\u52a8\u3002\u5b9e\u6218\u6848\u4f8b\uff1a\u4e2d\u95f4\u4ef6\u53ef\u8bb0\u5f55\u8bf7\u6c42\u4fe1\u606f\uff08\u8def\u5f84\u3001\u65b9\u6cd5\u3001IP \u5730\u5740\uff09\u3002\u62e6\u622a\u5668\u53ef\u6dfb\u52a0\u5ba1\u8ba1\u903b\u8f91\u5230\u63a7\u5236\u5668\u64cd\u4f5c\uff08\u4f8b\u5982\u521b\u5efa\u7528\u6237\u64cd\u4f5c\uff09\u3002,
\n,
\nGOLANG \u6846\u67b6\u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e0e\u5ba1\u8ba1\u673a\u5236<\/strong>,\u65e5\u5fd7\u8bb0\u5f55\u548c\u5ba1\u8ba1\u662f\u7f51\u7ad9\u3001\u5e94\u7528\u7a0b\u5e8f\u548c\u7cfb\u7edf\u7684\u5173\u952e\u65b9\u9762\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u8bc6\u522b\u548c\u89e3\u51b3\u95ee\u9898\u7684\u6d1e\u5bdf\u529b\uff0c\u5e76\u6709\u52a9\u4e8e\u786e\u4fdd\u5408\u89c4\u6027\u3002\u5728 GOLANG \u6846\u67b6\u4e2d\u5b9e\u73b0\u6709\u6548\u7684\u65e5\u5fd7\u8bb0\u5f55\u548c\u5ba1\u8ba1\u81f3\u5173\u91cd\u8981\u3002,
\n\u65e5\u5fd7\u8bb0\u5f55<\/strong>,GOLANG \u63d0\u4f9b\u4e86
\nlog<\/code> \u5305\u7528\u4e8e\u65e5\u5fd7\u8bb0\u5f55\u3002\u5b83\u63d0\u4f9b\u4e86\u4e0d\u540c\u7684\u65e5\u5fd7\u8bb0\u5f55\u7ea7\u522b\uff0c\u5982
\nDebug<\/code>\u3001
\nInfo<\/code>\u3001
\nWarn<\/code>\u3001
\nError<\/code> \u548c
\nFatal<\/code>\u3002\u4ee5\u4e0b\u662f\u8bb0\u5f55\u65e5\u5fd7\u6d88\u606f\u7684\u793a\u4f8b\uff1a,
\n\u5ba1\u8ba1<\/strong>,\u5ba1\u8ba1\u6d89\u53ca\u8ddf\u8e2a\u7528\u6237\u6216\u7cfb\u7edf\u7684\u52a8\u4f5c\u548c\u4e8b\u4ef6\u3002GOLANG \u7684
\ncontext<\/code> \u5305\u63d0\u4f9b\u4e86\u4e0a\u4e0b\u6587\u5bf9\u8c61\uff0c\u53ef\u7528\u4e8e\u8bb0\u5f55\u6709\u5173\u8bf7\u6c42\u548c\u7528\u6237\u7684\u5143\u6570\u636e\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528
\ncontext<\/code> \u8fdb\u884c\u5ba1\u8ba1\u7684\u793a\u4f8b\uff1a,
\n\u5b9e\u6218\u6848\u4f8b<\/strong>,
\n\u8bb0\u5f55\u8bf7\u6c42\u8be6\u7ec6\u4fe1\u606f<\/strong>,\u5728\u6846\u67b6\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e2d\u95f4\u4ef6\u8bb0\u5f55\u6709\u5173\u8bf7\u6c42\u7684\u4fe1\u606f\uff0c\u4f8b\u5982\u8bf7\u6c42\u8def\u5f84\u3001\u8bf7\u6c42\u65b9\u6cd5\u548c IP \u5730\u5740\uff1a,
\n\u5ba1\u8ba1\u7528\u6237\u64cd\u4f5c<\/strong>,\u53ef\u4ee5\u4f7f\u7528\u62e6\u622a\u5668\u5728\u63a7\u5236\u5668\u64cd\u4f5c\u4e2d\u52a0\u5165\u5ba1\u8ba1\u903b\u8f91\u3002\u4f8b\u5982\uff0c\u5728\u521b\u5efa\u7528\u6237\u64cd\u4f5c\u4e2d\uff1a,
\n\u7ed3\u8bba<\/strong>,\u901a\u8fc7\u5229\u7528 GOLANG \u7684
\nlog<\/code> \u548c
\ncontext<\/code> \u5305\uff0c\u53ef\u4ee5\u8f7b\u677e\u6709\u6548\u5730\u5b9e\u73b0\u65e5\u5fd7\u8bb0\u5f55\u548c\u5ba1\u8ba1\u673a\u5236\u3002\u8fd9\u63d0\u4f9b\u4e86\u5bf9\u5e94\u7528\u7a0b\u5e8f\u884c\u4e3a\u7684\u6df1\u5165\u4e86\u89e3\uff0c\u5e76\u6709\u52a9\u4e8e\u786e\u4fdd\u5408\u89c4\u6027\u548c\u5b89\u5168\u6027\u3002,\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aGOLANG \u6846\u67b6\u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e0e\u5ba1\u8ba1\u673a\u5236\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~GOLANG\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03GOLANG\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01,\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765
\n\u300aGOLANG \u6846\u67b6\u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e0e\u5ba1\u8ba1\u673a\u5236\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60
\nGOLANG<\/span>\uff0c\u6216\u8005\u662f\u5bf9
\nGOLANG<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> GOLANG \u6846\u67b6\u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e0e\u5ba1\u8ba1\u673a\u5236<\/span><\/p>\n

GOLANG \u6846\u67b6\u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e0e\u5ba1\u8ba1\u673a\u5236<\/h1>\n

2024-10-26 14:16:48<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\u300aGOLANG \u6846\u67b6\u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e0e\u5ba1\u8ba1\u673a\u5236\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60GOLANG<\/span>\uff0c\u6216\u8005\u662f\u5bf9GOLANG<\/span>\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01<\/p>\n

\u7b54\u6848\uff1a GOLANG \u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u548c\u5ba1\u8ba1\u673a\u5236\u5bf9\u4e8e\u8bc6\u522b\u95ee\u9898\u3001\u786e\u4fdd\u5408\u89c4\u6027\u81f3\u5173\u91cd\u8981\u3002\u8be6\u7ec6\u63cf\u8ff0\uff1a\u65e5\u5fd7\u8bb0\u5f55\uff1a\u4f7f\u7528 log \u5305\u8bb0\u5f55\u65e5\u5fd7\u6d88\u606f\uff0c\u5177\u6709\u4e0d\u540c\u7ea7\u522b\uff08Debug\u3001Info\u3001Warn \u7b49\uff09\u3002\u5ba1\u8ba1\uff1a\u4f7f\u7528 context \u5305\u8ddf\u8e2a\u7528\u6237\u6216\u7cfb\u7edf\u64cd\u4f5c\u3002\u8bbe\u7f6e\u4e0a\u4e0b\u6587\u5143\u6570\u636e\uff08\u4f8b\u5982\u8bf7\u6c42 ID\uff09\u4ee5\u8bb0\u5f55\u7528\u6237\u6d3b\u52a8\u3002\u5b9e\u6218\u6848\u4f8b\uff1a\u4e2d\u95f4\u4ef6\u53ef\u8bb0\u5f55\u8bf7\u6c42\u4fe1\u606f\uff08\u8def\u5f84\u3001\u65b9\u6cd5\u3001IP \u5730\u5740\uff09\u3002\u62e6\u622a\u5668\u53ef\u6dfb\u52a0\u5ba1\u8ba1\u903b\u8f91\u5230\u63a7\u5236\u5668\u64cd\u4f5c\uff08\u4f8b\u5982\u521b\u5efa\u7528\u6237\u64cd\u4f5c\uff09\u3002<\/p>\n

<\/p>\n

GOLANG \u6846\u67b6\u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e0e\u5ba1\u8ba1\u673a\u5236<\/strong><\/p>\n

\u65e5\u5fd7\u8bb0\u5f55\u548c\u5ba1\u8ba1\u662f\u7f51\u7ad9\u3001\u5e94\u7528\u7a0b\u5e8f\u548c\u7cfb\u7edf\u7684\u5173\u952e\u65b9\u9762\u3002\u5b83\u4eec\u63d0\u4f9b\u4e86\u8bc6\u522b\u548c\u89e3\u51b3\u95ee\u9898\u7684\u6d1e\u5bdf\u529b\uff0c\u5e76\u6709\u52a9\u4e8e\u786e\u4fdd\u5408\u89c4\u6027\u3002\u5728 GOLANG \u6846\u67b6\u4e2d\u5b9e\u73b0\u6709\u6548\u7684\u65e5\u5fd7\u8bb0\u5f55\u548c\u5ba1\u8ba1\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

\u65e5\u5fd7\u8bb0\u5f55<\/strong><\/p>\n

GOLANG \u63d0\u4f9b\u4e86 log<\/code> \u5305\u7528\u4e8e\u65e5\u5fd7\u8bb0\u5f55\u3002\u5b83\u63d0\u4f9b\u4e86\u4e0d\u540c\u7684\u65e5\u5fd7\u8bb0\u5f55\u7ea7\u522b\uff0c\u5982 Debug<\/code>\u3001Info<\/code>\u3001Warn<\/code>\u3001Error<\/code> \u548c Fatal<\/code>\u3002\u4ee5\u4e0b\u662f\u8bb0\u5f55\u65e5\u5fd7\u6d88\u606f\u7684\u793a\u4f8b\uff1a<\/p>\n

import (\n   \"log\"\n)\n\nfunc main() {\n   log.Println(\"Hello, World!\")\n}<\/pre>\n
\u5ba1\u8ba1<\/strong><\/p>\n
\u5ba1\u8ba1\u6d89\u53ca\u8ddf\u8e2a\u7528\u6237\u6216\u7cfb\u7edf\u7684\u52a8\u4f5c\u548c\u4e8b\u4ef6\u3002GOLANG \u7684 context<\/code> \u5305\u63d0\u4f9b\u4e86\u4e0a\u4e0b\u6587\u5bf9\u8c61\uff0c\u53ef\u7528\u4e8e\u8bb0\u5f55\u6709\u5173\u8bf7\u6c42\u548c\u7528\u6237\u7684\u5143\u6570\u636e\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 context<\/code> \u8fdb\u884c\u5ba1\u8ba1\u7684\u793a\u4f8b\uff1a<\/p>\n
import (\n   \"context\"\n   \"log\"\n)\n\nfunc main() {\n   ctx := context.Background()\n   ctx = context.WithValue(ctx, \"request_id\", \"123-abc-XYZ\")\n   log.Printf(\"Request ID: %v\", ctx.Value(\"request_id\"))\n}<\/pre>\n
\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
\u8bb0\u5f55\u8bf7\u6c42\u8be6\u7ec6\u4fe1\u606f<\/strong><\/p>\n
\u5728\u6846\u67b6\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e2d\u95f4\u4ef6\u8bb0\u5f55\u6709\u5173\u8bf7\u6c42\u7684\u4fe1\u606f\uff0c\u4f8b\u5982\u8bf7\u6c42\u8def\u5f84\u3001\u8bf7\u6c42\u65b9\u6cd5\u548c IP \u5730\u5740\uff1a<\/p>\n
func LoggingMiddleware(next http.Handler) http.Handler {\n   return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {\n      ctx := context.WithValue(r.Context(), \"request_path\", r.URL.Path)\n      ctx = context.WithValue(ctx, \"request_method\", r.Method)\n      ctx = context.WithValue(ctx, \"request_ip\", r.RemoteAddr)\n      next.ServeHTTP(w, r.WithContext(ctx))\n   })\n}<\/pre>\n
\u5ba1\u8ba1\u7528\u6237\u64cd\u4f5c<\/strong><\/p>\n
\u53ef\u4ee5\u4f7f\u7528\u62e6\u622a\u5668\u5728\u63a7\u5236\u5668\u64cd\u4f5c\u4e2d\u52a0\u5165\u5ba1\u8ba1\u903b\u8f91\u3002\u4f8b\u5982\uff0c\u5728\u521b\u5efa\u7528\u6237\u64cd\u4f5c\u4e2d\uff1a<\/p>\n
func (c *Controller) CreateUser(ctx context.Context, w http.ResponseWriter, r *http.Request) {\n   \/\/ ... \u89e3\u6790\u8bf7\u6c42\u53c2\u6570\u5e76\u521b\u5efa\u7528\u6237\n   userID := 123\n   log.Printf(\"User %d created by %s\", userID, ctx.Value(\"user_id\"))\n}<\/pre>\n
\u7ed3\u8bba<\/strong><\/p>\n
\u901a\u8fc7\u5229\u7528 GOLANG \u7684 log<\/code> \u548c context<\/code> \u5305\uff0c\u53ef\u4ee5\u8f7b\u677e\u6709\u6548\u5730\u5b9e\u73b0\u65e5\u5fd7\u8bb0\u5f55\u548c\u5ba1\u8ba1\u673a\u5236\u3002\u8fd9\u63d0\u4f9b\u4e86\u5bf9\u5e94\u7528\u7a0b\u5e8f\u884c\u4e3a\u7684\u6df1\u5165\u4e86\u89e3\uff0c\u5e76\u6709\u52a9\u4e8e\u786e\u4fdd\u5408\u89c4\u6027\u548c\u5b89\u5168\u6027\u3002<\/p>\n
\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300aGOLANG \u6846\u67b6\u4e2d\u7684\u65e5\u5fd7\u8bb0\u5f55\u4e0e\u5ba1\u8ba1\u673a\u5236\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~GOLANG\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03GOLANG\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n
\n
\n <\/dt>\n
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