{"id":207723,"date":"2025-07-08T11:35:58","date_gmt":"2025-07-08T03:35:58","guid":{"rendered":"https:\/\/server.hk\/cnblog\/207723\/"},"modified":"2025-07-08T11:35:58","modified_gmt":"2025-07-08T03:35:58","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88%e6%88%91%e4%b8%8d%e8%83%bd%e4%bb%8e-grpc-%e5%be%97%e5%88%b0%e9%9d%9e%e9%9b%b6%e5%93%8d%e5%ba%94%e5%92%8c%e9%94%99%e8%af%af","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/207723\/","title":{"rendered":"\u4e3a\u4ec0\u4e48\u6211\u4e0d\u80fd\u4ece grpc \u5f97\u5230\u975e\u96f6\u54cd\u5e94\u548c\u9519\u8bef"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u4e3a\u4ec0\u4e48\u6211\u4e0d\u80fd\u4ece grpc \u5f97\u5230\u975e\u96f6\u54cd\u5e94\u548c\u9519\u8bef<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-24 23:42:37<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929\u5c31\u6574\u7406\u5206\u4eab\u300a\u4e3a\u4ec0\u4e48\u6211\u4e0d\u80fd\u4ece grpc \u5f97\u5230\u975e\u96f6\u54cd\u5e94\u548c\u9519\u8bef\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9Golang\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u6b63\u5728\u4f7f\u7528 golang \u5f00\u53d1 grpc \u670d\u52a1\uff0c\u6211\u89c2\u5bdf\u5230\u5982\u679c\u51fa\u73b0 rpc \u9519\u8bef\uff0c\u6211\u4f1a\u5f97\u5230 \u200b\u200bp> <\/p>\n

response = nil \nerr = some error<\/pre>\n
\u5373\u4f7f\u6211\u8fd4\u56de\u4e00\u4e2a\u975e\u96f6\u54cd\u5e94\u4ee5\u53ca\u9519\u8bef\u3002<\/p>\n
\u4f46\u662f\u6211\u4e5f\u5728\u6211\u7684 pb.go \u6587\u4ef6\u4e2d\u770b\u5230\uff1a<\/p>\n
err := c.cc.Invoke(ctx, \"\/proto.MyService\/Hello\", in, out, opts...)\n    if err != nil {\n        return nil, err\n    }\n    return out, nil<\/pre>\n
\u5982\u679c err \u4e0d\u662f nil \uff0c\u4ed6\u4eec\u5c31\u4f1a\u505a\u51fa nil \u54cd\u5e94\uff0c\u6211\u60f3\u8fd9\u5c31\u662f\u6211\u5f97\u5230\u8fd9\u6837\u7684\u54cd\u5e94\u7684\u539f\u56e0\u3002<\/p>\n
\u6211\u8ba4\u4e3a\u51fa\u73b0\u9519\u8bef\u65f6\u83b7\u5f97\u54cd\u5e94\u662f\u6ca1\u6709\u610f\u4e49\u7684\uff0c\u4f46\u4ecd\u7136\uff0c \u6709\u6ca1\u6709\u529e\u6cd5\u53ef\u4ee5\u4ece grpc \u83b7\u5f97\u975e\u96f6\u54cd\u5e94\u548c\u9519\u8bef\uff1f<\/p>\n
 <\/p>\n
\u89e3\u51b3\u65b9\u6848<\/h2>\n
 <\/p>\n
\u539f\u56e0\u5f88\u7b80\u5355\u3002 gRPC \u662f RPC\uff08\u8fdc\u7a0b\u8fc7\u7a0b\u8c03\u7528\uff09\u6982\u5ff5\u7684\u5177\u4f53\u5b9e\u73b0\uff0c\u5176\u4e2d\u53e6\u4e00\u4e2a\u8fdb\u7a0b\u88ab\u8c03\u7528\uff0c\u5c31\u597d\u50cf\u5b83\u662f\u7cfb\u7edf\u7684\u4e00\u90e8\u5206\u4e00\u6837\u3002 gRPC \u4ea4\u53c9\u7f16\u8bd1\u4e3a\u5176\u4ed6\u8bed\u8a00\uff0c\u5305\u62ec\u4e0d\u652f\u6301\u591a\u4e2a\u8fd4\u56de\u503c\u7684\u8bed\u8a00\uff08\u4f8b\u5982 C++\u3001Java\uff09\u3002\u751f\u6210\u7684\u5ba2\u6237\u7aef\u4e0d\u4f1a\u8fd4\u56de\u9519\u8bef\uff0c\u800c\u662f\u629b\u51fa\u5f02\u5e38\u3002\u56e0\u6b64\uff0c\u9664\u4e86\u9519\u8bef\u4e4b\u5916\uff0c\u60a8\u8fd4\u56de\u7684\u4efb\u4f55\u54cd\u5e94\u90fd\u5c06\u88ab\u5ffd\u7565\uff0c\u4ece\u800c\u964d\u4f4e\u60a8\u7684\u5b9e\u73b0\u7684\u53ef\u79fb\u690d\u6027\u3002<\/p>\n
\u867d\u7136 go \u4e24\u8005\u90fd\u652f\u6301\uff0c\u4f46\u6211\u4eec\u4e0d\u5e0c\u671b RPC \u6839\u636e\u5ba2\u6237\u7aef\u5b9e\u73b0\u7684\u7279\u5b9a\u8bed\u8a00\u4ea7\u751f\u4e0d\u540c\u7684\u7ed3\u679c\u3002 pb.go<\/code> \u6587\u4ef6\u8fd8\u5e94\u8be5\u505a\u4ec0\u4e48\uff0c\u9664\u4e86\uff1a\u5982\u679c\u53d1\u751f\u9519\u8bef\uff0c\u6240\u6709\u4fe1\u606f\u90fd\u5e94\u8be5\u5728\u9519\u8bef\u4e2d\uff0c\u5982\u679c\u6ca1\u6709\uff0c\u5e94\u8be5\u8fd4\u56de\u54cd\u5e94<\/em>\uff1f<\/p>\n
\u5982\u679c\u60a8\u4ecd\u7136\u9700\u8981\u4e24\u8005\uff0c\u8bf7\u4e30\u5bcc\u60a8\u8fd4\u56de\u7684\u9519\u8bef\u3002<\/p>\n
\u6b63\u5982 \u4e2d\u6240\u8ff0\uff0c\u6807\u51c6 gRPC \u9519\u8bef\u662f\u4e00\u4e2a\u4ee3\u7801\u548c\u4e00\u4e2a\u9644\u52a0\u9519\u8bef\u5b57\u7b26\u4e32\u3002<\/p>\n
\u5982\u679c\u60a8\u9700\u8981\u83b7\u5f97\u67d0\u79cd\u54cd\u5e94\uff0c\u8bf7\u4f7f\u7528 \u5305\u542b\u54cd\u5e94\u3002\u4f8b\u5982\u68c0\u67e5 <\/p>\n
\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u4e3a\u4ec0\u4e48\u6211\u4e0d\u80fd\u4ece grpc \u5f97\u5230\u975e\u96f6\u54cd\u5e94\u548c\u9519\u8bef\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591aGolang\u77e5\u8bc6\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/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-207723","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207723","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=207723"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/207723\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=207723"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=207723"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=207723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}