syntax = "proto3"; package namespace_uploadpic; service upload_pic_servicer { rpc Upload(stream ChunkOneLine) returns (Reply) ; rpc ListFeatures(Request) returns (stream Response); } message Chunk { string buff = 1; string name = 2; int32 id = 3; } message ChunkOneLine { Chunk databuf = 1; } // 返回的数据 message Reply { repeated string result = 1; } //请求 message Request { string name = 1; } //响应 message Response { repeated string result = 1; }