{"id":206138,"date":"2025-06-12T08:50:37","date_gmt":"2025-06-12T00:50:37","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206138\/"},"modified":"2025-06-12T08:50:37","modified_gmt":"2025-06-12T00:50:37","slug":"%e4%bd%bf%e7%94%a8-grpc-gateway-%e8%bf%9b%e8%a1%8c-http-%e8%af%b7%e6%b1%82%e6%97%b6%ef%bc%8c%e6%b5%81%e5%bc%8f%e5%93%8d%e5%ba%94%e7%9a%84%e8%bf%94%e5%9b%9e%e5%80%bc%e6%80%bb%e6%98%af-nil%ef%bc%8c","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206138\/","title":{"rendered":"\u4f7f\u7528 GRPC-Gateway \u8fdb\u884c HTTP \u8bf7\u6c42\u65f6\uff0c\u6d41\u5f0f\u54cd\u5e94\u7684\u8fd4\u56de\u503c\u603b\u662f nil\uff0c\u8be5\u5982\u4f55\u89e3\u51b3\uff1f"},"content":{"rendered":"<p>\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u4f7f\u7528 GRPC-Gateway \u8fdb\u884c HTTP \u8bf7\u6c42\u65f6\uff0c\u6d41\u5f0f\u54cd\u5e94\u7684\u8fd4\u56de\u503c\u603b\u662f nil\uff0c\u8be5\u5982\u4f55\u89e3\u51b3\uff1f\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\uff0c\u6216\u8005\u662f\u5bf9<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/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,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241104\/173071137167288f4ba74c3.jpg\" class=\"aligncenter\">,<br \/>\n<strong>\u5173\u4e8e http \u8bf7\u6c42 grpc-gateway stream \u6d41\u5f0f\u54cd\u5e94\u65f6\u65e0\u6cd5\u89e3\u7801\u8fd4\u56de\u503c<\/strong>,<br \/>\n<strong>\u95ee\u9898\uff1a<\/strong>,\u4f7f\u7528 grpc-gateway \u8fdb\u884c http \u8bf7\u6c42\u65f6\u7684\u6d41\u5f0f\u54cd\u5e94\uff0c\u4f7f\u7528 runtime.jsonpb.decode \u65f6\uff0c\u5f97\u5230\u7684\u8fd4\u56de\u503c\u90fd\u662f nil\u3002,<br \/>\n<strong>\u89e3\u51b3\uff1a<\/strong>,\u6839\u636e\u63a8\u6d4b\uff0c\u8be5\u95ee\u9898\u53ef\u80fd\u6709\u4ee5\u4e0b\u51e0\u4e2a\u539f\u56e0\u9020\u6210\uff1a,<br \/>\n<strong>\u5355\u5143\u6d4b\u8bd5\uff1a<\/strong>,\u66f4\u65b0\u4ee3\u7801\u5982\u4e0b\uff1a,\u66f4\u65b0 proto \u6587\u4ef6\u5982\u4e0b\uff1a,\u66f4\u65b0\u540e\uff0c\u5355\u5143\u6d4b\u8bd5\u5c06\u80fd\u591f\u6b63\u786e\u89e3\u7801\u6d41\u5f0f\u54cd\u5e94\u3002,\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301GOLANG\uff01\u66f4\u591a\u5173\u4e8eGOLANG\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u3002,<br \/>\n<strong>\u89e3\u7801\u65f6\u672a\u4f7f\u7528\u6b63\u786e\u7c7b\u578b\uff1a<\/strong>\u5728\u89e3\u7801\u65f6\uff0c\u8bf7\u4f7f\u7528 *pb.httpresp \u800c\u4e0d\u662f *pb.resp\u3002,<br \/>\n<strong>\u8fd4\u56de\u7ed3\u679c\u4e2d\u5b58\u5728\u591a\u4f59\u5b57\u6bb5\uff1a<\/strong>grpc-gateway \u8fd4\u56de\u7684\u7ed3\u679c\u4e2d\u5305\u542b\u4e86\u4e00\u4e2a\u989d\u5916\u7684 result \u5b57\u6bb5\u3002\u8bf7\u5728 proto \u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\uff1a,<br \/>\n<strong>grpc-gateway \u7248\u672c\u8fc7\u4f4e\uff1a<\/strong>\u8bf7\u5347\u7ea7\u81f3 grpc-ecosystem\/grpc-gateway\/v2 v2.4.0\u3002,\u5173\u4e8e http \u8bf7\u6c42 grpc-gateway stream \u6d41\u5f0f\u54cd\u5e94\u65f6\u65e0\u6cd5\u89e3\u7801\u8fd4\u56de\u503c,\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u4f7f\u7528 GRPC-Gateway \u8fdb\u884c HTTP \u8bf7\u6c42\u65f6\uff0c\u6d41\u5f0f\u54cd\u5e94\u7684\u8fd4\u56de\u503c\u603b\u662f nil\uff0c\u8be5\u5982\u4f55\u89e3\u51b3\uff1f\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\uff0c\u6216\u8005\u662f\u5bf9<br \/>\n<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/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,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>\u4f7f\u7528 GRPC-Gateway \u8fdb\u884c HTTP \u8bf7\u6c42\u65f6\uff0c\u6d41\u5f0f\u54cd\u5e94\u7684\u8fd4\u56de\u503c\u603b\u662f nil\uff0c\u8be5\u5982\u4f55\u89e3\u51b3\uff1f<\/span><\/p>\n<h1>\u4f7f\u7528 GRPC-Gateway \u8fdb\u884c HTTP \u8bf7\u6c42\u65f6\uff0c\u6d41\u5f0f\u54cd\u5e94\u7684\u8fd4\u56de\u503c\u603b\u662f nil\uff0c\u8be5\u5982\u4f55\u89e3\u51b3\uff1f<\/h1>\n<p><span>2024-11-04 17:09:47<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">\u300a\u4f7f\u7528 GRPC-Gateway \u8fdb\u884c HTTP \u8bf7\u6c42\u65f6\uff0c\u6d41\u5f0f\u54cd\u5e94\u7684\u8fd4\u56de\u503c\u603b\u662f nil\uff0c\u8be5\u5982\u4f55\u89e3\u51b3\uff1f\u300b<\/span>\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\"><\/span>\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/span>\uff0c\u6216\u8005\u662f\u5bf9<span style=\"color: #FF6600;, Helvetica, Arial, sans-serif;font-size: 14px;background-color: #FFFFFF\">GOLANG<\/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<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241104\/173071137167288f4ba74c3.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5173\u4e8e http \u8bf7\u6c42 grpc-gateway stream \u6d41\u5f0f\u54cd\u5e94\u65f6\u65e0\u6cd5\u89e3\u7801\u8fd4\u56de\u503c<\/strong><\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong><\/p>\n<p>\u4f7f\u7528 grpc-gateway \u8fdb\u884c http \u8bf7\u6c42\u65f6\u7684\u6d41\u5f0f\u54cd\u5e94\uff0c\u4f7f\u7528 runtime.jsonpb.decode \u65f6\uff0c\u5f97\u5230\u7684\u8fd4\u56de\u503c\u90fd\u662f nil\u3002<\/p>\n<p><strong>\u89e3\u51b3\uff1a<\/strong><\/p>\n<p>\u6839\u636e\u63a8\u6d4b\uff0c\u8be5\u95ee\u9898\u53ef\u80fd\u6709\u4ee5\u4e0b\u51e0\u4e2a\u539f\u56e0\u9020\u6210\uff1a<\/p>\n<ul>\n<li><strong>grpc-gateway \u7248\u672c\u8fc7\u4f4e\uff1a<\/strong>\u8bf7\u5347\u7ea7\u81f3 grpc-ecosystem\/grpc-gateway\/v2 v2.4.0\u3002<\/li>\n<li><strong>\u8fd4\u56de\u7ed3\u679c\u4e2d\u5b58\u5728\u591a\u4f59\u5b57\u6bb5\uff1a<\/strong>grpc-gateway \u8fd4\u56de\u7684\u7ed3\u679c\u4e2d\u5305\u542b\u4e86\u4e00\u4e2a\u989d\u5916\u7684 result \u5b57\u6bb5\u3002\u8bf7\u5728 proto \u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/li>\n<\/ul>\n<pre>\/\/ \u65b0\u589e\nmessage httpresp {\n resp result = 1;\n}<\/pre>\n<ul>\n<li><strong>\u89e3\u7801\u65f6\u672a\u4f7f\u7528\u6b63\u786e\u7c7b\u578b\uff1a<\/strong>\u5728\u89e3\u7801\u65f6\uff0c\u8bf7\u4f7f\u7528 *pb.httpresp \u800c\u4e0d\u662f *pb.resp\u3002<\/li>\n<\/ul>\n<p><strong>\u5355\u5143\u6d4b\u8bd5\uff1a<\/strong><\/p>\n<p>\u66f4\u65b0\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<pre>package main\n\nimport (\n    \"bytes\"\n    \"net\/http\"\n    \"test\/pb\"\n    \"testing\"\n\n    \"github.com\/grpc-ecosystem\/grpc-gateway\/v2\/runtime\"\n    \"google.golang.org\/grpc\"\n)\n\nfunc testhttprespstream(t *testing.t) {\n    url := \"http:\/\/127.0.0.1:8080\/query-stream-resp\"\n    reqdata := &amp;amp;pb.req{id: 1, name: \"111\"}\n\n    var buffer bytes.buffer\n    encoder := (&amp;amp;runtime.jsonpb{}).newencoder(&amp;amp;buffer)\n\n    if err := encoder.encode(reqdata); err != nil {\n        t.fatal(err)\n    }\n\n    ctx, cancel := context.withcancel(context.background())\n    defer cancel()\n    req, err := http.newrequestwithcontext(ctx, http.methodpost, url, &amp;amp;buffer)\n    if err != nil {\n        t.fatal(err)\n    }\n\n    resp, err := http.defaultclient.do(req)\n    if err != nil {\n        t.fatal(err)\n    }\n    defer resp.body.close()\n\n    jsonb := new(runtime.jsonpb)\n    dencoder := jsonb.newdecoder(resp.body)\n\n    for {\n        var result *pb.httpresp \/\/ \u6ce8\u610f \u4e0d\u8981\u4f7f\u7528 *pb.resp\n        err := dencoder.decode(&amp;amp;result) \/\/ &amp;amp;result  \n        if err == nil {\n            t.logf(\"resp: %+v\", result)\n        } else {\n            t.logf(\"%+v\", err)\n            break\n        }\n    }\n}<\/pre>\n<p>\u66f4\u65b0 proto \u6587\u4ef6\u5982\u4e0b\uff1a<\/p>\n<pre>syntax = \"proto3\";\n\npackage pb;\n\noption go_package = \"\/pb;pb\";\n\nimport \"google\/api\/annotations.proto\";\n\nmessage Req {\n    int32 id = 1;\n    string name = 2;\n}\n\nmessage Resp {\n    int32 code = 1;\n    string msg = 2;\n}\n\n\/\/ \u65b0\u589e\nmessage HttpResp {\n Resp result = 1;\n}\n\nservice TestService {\n    rpc QueryStreamResp(Req) returns (stream HttpResp){\n        option (google.api.http) = {\n            post: \"\/query-stream-resp\"\n            body: \"*\"\n        };\n    };\n    rpc QueryStreamReq(stream Req) returns (Resp){\n        option (google.api.http) = {\n            post: \"\/query-stream-req\"\n            body: \"*\"\n        };\n    };\n    \n    rpc Query(stream Req) returns (stream Resp){\n        option (google.api.http) = {\n            post: \"\/query\"\n            body: \"*\"\n        };\n    };\n}<\/pre>\n<p>\u66f4\u65b0\u540e\uff0c\u5355\u5143\u6d4b\u8bd5\u5c06\u80fd\u591f\u6b63\u786e\u89e3\u7801\u6d41\u5f0f\u54cd\u5e94\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301GOLANG\uff01\u66f4\u591a\u5173\u4e8eGOLANG\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u3002<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u89e3\u51b3 Redis \u5b58\u50a8\u7528\u6237\u6d88\u606f\u65f6\u8986\u76d6\u4e0a\u4e00\u6b21\u6d88\u606f\u7684\u95ee\u9898\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u7535\u8111\u7cfb\u7edf\u6545\u969c\u5927\u5168-\u89e3\u51b3\u65b9\u6cd5\u53ca\u9884\u9632\u63aa\u65bd\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-206138","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206138","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=206138"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206138\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206138"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}