1 // Copyright 2016 gRPC authors. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 syntax = "proto3"; 16 17 import "google/protobuf/timestamp.proto"; 18 19 package grpc.binary_log.v1alpha; 20 21 enum Direction { 22 SERVER_SEND = 0; 23 SERVER_RECV = 1; 24 CLIENT_SEND = 2; 25 CLIENT_RECV = 3; 26 } 27 28 message KeyValuePair { 29 string key = 1; 30 string value = 2; 31 } 32 33 // Any sort of metadata that may be sent in either direction during a call 34 message Metadata { 35 // Cryptographically unique identifier, generated on the client and sent 36 // to the server. 37 uint64 rpc_id = 1; 38 // Timestamp of logging the metadata 39 google.protobuf.Timestamp timestamp = 2; 40 Direction direction = 3; 41 // The actual metadata that is being sent 42 repeated KeyValuePair metadata = 4; 43 44 // Initial metadata sent by the client to initiate a request 45 message ClientInitialMetadata { 46 // The full method name that is being called 47 string method_name = 1; 48 // The call's deadline 49 google.protobuf.Timestamp deadline = 2; 50 // The address of the connected peer 51 string peer = 3; 52 } 53 54 // Arbitrary key/value pairs specified by the user that are not sent over 55 // the network but are nonetheless useful to log 56 message UserData { 57 } 58 59 // Initial metadata response sent by the server after accepting the request 60 message ServerInitialMetadata { 61 } 62 63 // Status sent by the server when closing the call on the server side 64 message ServerStatus { 65 // The status code 66 uint32 code = 1; 67 // The status details 68 string details = 2; 69 } 70 71 oneof kind { 72 ClientInitialMetadata client_initial_metadata = 5; 73 UserData user_data = 6; 74 ServerInitialMetadata server_initial_metadata = 7; 75 ServerStatus server_status = 8; 76 } 77 } 78 79 // A message that is sent during a call 80 message Message { 81 // Cryptographically unique identifier, generated on the client and sent 82 // to the server. 83 uint64 rpc_id = 1; 84 // The sequence number of the message. Messages sent by the client and by the 85 // server should have independently incrementing sequence numbers. 86 uint32 sequence_number = 2; 87 Direction direction = 3; 88 // The length of the complete message. 89 uint32 length = 4; 90 // The contents of the message. May be a prefix instead of the complete 91 // message. 92 bytes data = 5; 93 } 94
