syntax = "proto3"; package master_pb; option go_package = "github.com/chrislusf/seaweedfs/weed/pb/master_pb"; ////////////////////////////////////////////////// service Seaweed { rpc SendHeartbeat (stream Heartbeat) returns (stream HeartbeatResponse) { } rpc KeepConnected (stream KeepConnectedRequest) returns (stream VolumeLocation) { } rpc LookupVolume (LookupVolumeRequest) returns (LookupVolumeResponse) { } rpc Assign (AssignRequest) returns (AssignResponse) { } rpc Statistics (StatisticsRequest) returns (StatisticsResponse) { } rpc CollectionList (CollectionListRequest) returns (CollectionListResponse) { } rpc CollectionDelete (CollectionDeleteRequest) returns (CollectionDeleteResponse) { } rpc VolumeList (VolumeListRequest) returns (VolumeListResponse) { } rpc LookupEcVolume (LookupEcVolumeRequest) returns (LookupEcVolumeResponse) { } rpc VacuumVolume (VacuumVolumeRequest) returns (VacuumVolumeResponse) { } rpc GetMasterConfiguration (GetMasterConfigurationRequest) returns (GetMasterConfigurationResponse) { } rpc ListMasterClients (ListMasterClientsRequest) returns (ListMasterClientsResponse) { } rpc LeaseAdminToken (LeaseAdminTokenRequest) returns (LeaseAdminTokenResponse) { } rpc ReleaseAdminToken (ReleaseAdminTokenRequest) returns (ReleaseAdminTokenResponse) { } } ////////////////////////////////////////////////// message Heartbeat { string ip = 1; uint32 port = 2; string public_url = 3; uint64 max_file_key = 5; string data_center = 6; string rack = 7; uint32 admin_port = 8; repeated VolumeInformationMessage volumes = 9; // delta volumes repeated VolumeShortInformationMessage new_volumes = 10; repeated VolumeShortInformationMessage deleted_volumes = 11; bool has_no_volumes = 12; // erasure coding repeated VolumeEcShardInformationMessage ec_shards = 16; // delta erasure coding shards repeated VolumeEcShardInformationMessage new_ec_shards = 17; repeated VolumeEcShardInformationMessage deleted_ec_shards = 18; bool has_no_ec_shards = 19; map max_volume_counts = 4; } message HeartbeatResponse { uint64 volume_size_limit = 1; string leader = 2; string metrics_address = 3; uint32 metrics_interval_seconds = 4; repeated StorageBackend storage_backends = 5; } message VolumeInformationMessage { uint32 id = 1; uint64 size = 2; string collection = 3; uint64 file_count = 4; uint64 delete_count = 5; uint64 deleted_byte_count = 6; bool read_only = 7; uint32 replica_placement = 8; uint32 version = 9; uint32 ttl = 10; uint32 compact_revision = 11; int64 modified_at_second = 12; string remote_storage_name = 13; string remote_storage_key = 14; string disk_type = 15; } message VolumeShortInformationMessage { uint32 id = 1; string collection = 3; uint32 replica_placement = 8; uint32 version = 9; uint32 ttl = 10; string disk_type = 15; } message VolumeEcShardInformationMessage { uint32 id = 1; string collection = 2; uint32 ec_index_bits = 3; string disk_type = 4; } message StorageBackend { string type = 1; string id = 2; map properties = 3; } message Empty { } message SuperBlockExtra { message ErasureCoding { uint32 data = 1; uint32 parity = 2; repeated uint32 volume_ids = 3; } ErasureCoding erasure_coding = 1; } message KeepConnectedRequest { string name = 1; uint32 grpc_port = 2; } message VolumeLocation { string url = 1; string public_url = 2; repeated uint32 new_vids = 3; repeated uint32 deleted_vids = 4; string leader = 5; // optional when leader is not itself string data_center = 6; // optional when DataCenter is in use } message LookupVolumeRequest { repeated string volume_ids = 1; string collection = 2; // optional, a bit faster if provided. } message LookupVolumeResponse { message VolumeIdLocation { string volume_id = 1; repeated Location locations = 2; string error = 3; } repeated VolumeIdLocation volume_id_locations = 1; } message Location { string url = 1; string public_url = 2; } message AssignRequest { uint64 count = 1; string replication = 2; string collection = 3; string ttl = 4; string data_center = 5; string rack = 6; string data_node = 7; uint32 memory_map_max_size_mb = 8; uint32 Writable_volume_count = 9; string disk_type = 10; } message AssignResponse { string fid = 1; string url = 2; string public_url = 3; uint64 count = 4; string error = 5; string auth = 6; } message StatisticsRequest { string replication = 1; string collection = 2; string ttl = 3; string disk_type = 4; } message StatisticsResponse { uint64 total_size = 4; uint64 used_size = 5; uint64 file_count = 6; } // // collection related // message Collection { string name = 1; } message CollectionListRequest { bool include_normal_volumes = 1; bool include_ec_volumes = 2; } message CollectionListResponse { repeated Collection collections = 1; } message CollectionDeleteRequest { string name = 1; } message CollectionDeleteResponse { } // // volume related // message DiskInfo { string type = 1; uint64 volume_count = 2; uint64 max_volume_count = 3; uint64 free_volume_count = 4; uint64 active_volume_count = 5; repeated VolumeInformationMessage volume_infos = 6; repeated VolumeEcShardInformationMessage ec_shard_infos = 7; uint64 remote_volume_count = 8; } message DataNodeInfo { string id = 1; map diskInfos = 2; } message RackInfo { string id = 1; repeated DataNodeInfo data_node_infos = 2; map diskInfos = 3; } message DataCenterInfo { string id = 1; repeated RackInfo rack_infos = 2; map diskInfos = 3; } message TopologyInfo { string id = 1; repeated DataCenterInfo data_center_infos = 2; map diskInfos = 3; } message VolumeListRequest { } message VolumeListResponse { TopologyInfo topology_info = 1; uint64 volume_size_limit_mb = 2; } message LookupEcVolumeRequest { uint32 volume_id = 1; } message LookupEcVolumeResponse { uint32 volume_id = 1; message EcShardIdLocation { uint32 shard_id = 1; repeated Location locations = 2; } repeated EcShardIdLocation shard_id_locations = 2; } message VacuumVolumeRequest { float garbage_threshold = 1; } message VacuumVolumeResponse { } message GetMasterConfigurationRequest { } message GetMasterConfigurationResponse { string metrics_address = 1; uint32 metrics_interval_seconds = 2; repeated StorageBackend storage_backends = 3; string default_replication = 4; string leader = 5; } message ListMasterClientsRequest { string client_type = 1; } message ListMasterClientsResponse { repeated string grpc_addresses = 1; } message LeaseAdminTokenRequest { int64 previous_token = 1; int64 previous_lock_time = 2; string lock_name = 3; string client_name = 4; } message LeaseAdminTokenResponse { int64 token = 1; int64 lock_ts_ns = 2; } message ReleaseAdminTokenRequest { int64 previous_token = 1; int64 previous_lock_time = 2; string lock_name = 3; } message ReleaseAdminTokenResponse { }