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| | 1 | +syntax = "proto3"; |
| | 2 | + |
| | 3 | +package zephyrfs.coordinator; |
| | 4 | + |
| | 5 | +option go_package = "github.com/ZephyrFS/zephyrfs-proto/gen/go/coordinator"; |
| | 6 | + |
| | 7 | +// Coordinator service for peer discovery and metadata management |
| | 8 | +service CoordinatorService { |
| | 9 | + // Node registration and discovery |
| | 10 | + rpc RegisterNode(RegisterNodeRequest) returns (RegisterNodeResponse); |
| | 11 | + rpc UnregisterNode(UnregisterNodeRequest) returns (UnregisterNodeResponse); |
| | 12 | + rpc GetActiveNodes(GetActiveNodesRequest) returns (GetActiveNodesResponse); |
| | 13 | + rpc NodeHeartbeat(NodeHeartbeatRequest) returns (NodeHeartbeatResponse); |
| | 14 | + |
| | 15 | + // File and chunk coordination |
| | 16 | + rpc RegisterFile(RegisterFileRequest) returns (RegisterFileResponse); |
| | 17 | + rpc GetFileInfo(GetFileInfoRequest) returns (GetFileInfoResponse); |
| | 18 | + rpc UpdateChunkLocations(UpdateChunkLocationsRequest) returns (UpdateChunkLocationsResponse); |
| | 19 | + rpc FindChunkLocations(FindChunkLocationsRequest) returns (FindChunkLocationsResponse); |
| | 20 | + |
| | 21 | + // Network health and monitoring |
| | 22 | + rpc GetNetworkStatus(GetNetworkStatusRequest) returns (GetNetworkStatusResponse); |
| | 23 | +} |
| | 24 | + |
| | 25 | +// Node management messages |
| | 26 | +message RegisterNodeRequest { |
| | 27 | + string node_id = 1; |
| | 28 | + repeated string addresses = 2; |
| | 29 | + int64 storage_capacity = 3; |
| | 30 | + map<string, string> capabilities = 4; |
| | 31 | +} |
| | 32 | + |
| | 33 | +message RegisterNodeResponse { |
| | 34 | + bool success = 1; |
| | 35 | + string message = 2; |
| | 36 | + string assigned_node_id = 3; |
| | 37 | + repeated string bootstrap_peers = 4; |
| | 38 | +} |
| | 39 | + |
| | 40 | +message UnregisterNodeRequest { |
| | 41 | + string node_id = 1; |
| | 42 | + string reason = 2; |
| | 43 | +} |
| | 44 | + |
| | 45 | +message UnregisterNodeResponse { |
| | 46 | + bool success = 1; |
| | 47 | + string message = 2; |
| | 48 | +} |
| | 49 | + |
| | 50 | +message GetActiveNodesRequest { |
| | 51 | + int32 limit = 1; |
| | 52 | + repeated string exclude_nodes = 2; |
| | 53 | +} |
| | 54 | + |
| | 55 | +message GetActiveNodesResponse { |
| | 56 | + repeated NodeStatus nodes = 1; |
| | 57 | + int32 total_nodes = 2; |
| | 58 | +} |
| | 59 | + |
| | 60 | +message NodeHeartbeatRequest { |
| | 61 | + string node_id = 1; |
| | 62 | + NodeStats stats = 2; |
| | 63 | +} |
| | 64 | + |
| | 65 | +message NodeHeartbeatResponse { |
| | 66 | + bool success = 1; |
| | 67 | + string message = 2; |
| | 68 | + repeated string tasks = 3; |
| | 69 | +} |
| | 70 | + |
| | 71 | +// File coordination messages |
| | 72 | +message RegisterFileRequest { |
| | 73 | + string file_id = 1; |
| | 74 | + string file_name = 2; |
| | 75 | + int64 file_size = 3; |
| | 76 | + string file_hash = 4; |
| | 77 | + repeated ChunkMetadata chunks = 5; |
| | 78 | + string owner_node_id = 6; |
| | 79 | +} |
| | 80 | + |
| | 81 | +message RegisterFileResponse { |
| | 82 | + bool success = 1; |
| | 83 | + string message = 2; |
| | 84 | + repeated ChunkPlacement chunk_placements = 3; |
| | 85 | +} |
| | 86 | + |
| | 87 | +message GetFileInfoRequest { |
| | 88 | + string file_id = 1; |
| | 89 | +} |
| | 90 | + |
| | 91 | +message GetFileInfoResponse { |
| | 92 | + bool success = 1; |
| | 93 | + string message = 2; |
| | 94 | + FileRecord file_info = 3; |
| | 95 | +} |
| | 96 | + |
| | 97 | +message UpdateChunkLocationsRequest { |
| | 98 | + string chunk_id = 1; |
| | 99 | + repeated string node_ids = 2; |
| | 100 | + string operation = 3; // "add" or "remove" |
| | 101 | +} |
| | 102 | + |
| | 103 | +message UpdateChunkLocationsResponse { |
| | 104 | + bool success = 1; |
| | 105 | + string message = 2; |
| | 106 | +} |
| | 107 | + |
| | 108 | +message FindChunkLocationsRequest { |
| | 109 | + string chunk_id = 1; |
| | 110 | + int32 preferred_count = 2; |
| | 111 | +} |
| | 112 | + |
| | 113 | +message FindChunkLocationsResponse { |
| | 114 | + bool success = 1; |
| | 115 | + string message = 2; |
| | 116 | + repeated string node_ids = 3; |
| | 117 | + repeated string node_addresses = 4; |
| | 118 | +} |
| | 119 | + |
| | 120 | +// Network monitoring messages |
| | 121 | +message GetNetworkStatusRequest {} |
| | 122 | + |
| | 123 | +message GetNetworkStatusResponse { |
| | 124 | + NetworkStats network_stats = 1; |
| | 125 | + repeated NodeStatus active_nodes = 2; |
| | 126 | + int64 timestamp = 3; |
| | 127 | +} |
| | 128 | + |
| | 129 | +// Data structures |
| | 130 | +message NodeStatus { |
| | 131 | + string node_id = 1; |
| | 132 | + repeated string addresses = 2; |
| | 133 | + NodeStats stats = 3; |
| | 134 | + int64 last_heartbeat = 4; |
| | 135 | + string status = 5; // "active", "inactive", "maintenance" |
| | 136 | +} |
| | 137 | + |
| | 138 | +message NodeStats { |
| | 139 | + int64 storage_used = 1; |
| | 140 | + int64 storage_available = 2; |
| | 141 | + int64 chunks_stored = 3; |
| | 142 | + int64 bandwidth_up = 4; |
| | 143 | + int64 bandwidth_down = 5; |
| | 144 | + double cpu_usage = 6; |
| | 145 | + double memory_usage = 7; |
| | 146 | + int64 uptime_seconds = 8; |
| | 147 | +} |
| | 148 | + |
| | 149 | +message ChunkMetadata { |
| | 150 | + string chunk_id = 1; |
| | 151 | + string hash = 2; |
| | 152 | + int64 size = 3; |
| | 153 | + int32 index = 4; |
| | 154 | +} |
| | 155 | + |
| | 156 | +message ChunkPlacement { |
| | 157 | + string chunk_id = 1; |
| | 158 | + repeated string target_nodes = 2; |
| | 159 | + int32 replication_factor = 3; |
| | 160 | +} |
| | 161 | + |
| | 162 | +message FileRecord { |
| | 163 | + string file_id = 1; |
| | 164 | + string file_name = 2; |
| | 165 | + int64 file_size = 3; |
| | 166 | + string file_hash = 4; |
| | 167 | + repeated ChunkRecord chunks = 5; |
| | 168 | + string owner_node_id = 6; |
| | 169 | + int64 created_at = 7; |
| | 170 | + int64 last_accessed = 8; |
| | 171 | +} |
| | 172 | + |
| | 173 | +message ChunkRecord { |
| | 174 | + string chunk_id = 1; |
| | 175 | + string hash = 2; |
| | 176 | + int64 size = 3; |
| | 177 | + int32 index = 4; |
| | 178 | + repeated string stored_at_nodes = 5; |
| | 179 | + int32 replication_count = 6; |
| | 180 | +} |
| | 181 | + |
| | 182 | +message NetworkStats { |
| | 183 | + int32 total_nodes = 1; |
| | 184 | + int32 active_nodes = 2; |
| | 185 | + int64 total_storage_capacity = 3; |
| | 186 | + int64 total_storage_used = 4; |
| | 187 | + int64 total_files = 5; |
| | 188 | + int64 total_chunks = 6; |
| | 189 | + double average_node_uptime = 7; |
| | 190 | + int64 network_uptime_seconds = 8; |
| | 191 | +} |