seaweedfs/weed/pb/master.proto

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syntax = "proto3";
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package master_pb;
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//////////////////////////////////////////////////
service Seaweed {
rpc SendHeartbeat (stream Heartbeat) returns (stream HeartbeatResponse) {
}
rpc KeepConnected (stream KeepConnectedRequest) returns (stream VolumeLocation) {
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}
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) {
}
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rpc VolumeList (VolumeListRequest) returns (VolumeListResponse) {
}
rpc LookupEcVolume (LookupEcVolumeRequest) returns (LookupEcVolumeResponse) {
}
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rpc GetMasterConfiguration (GetMasterConfigurationRequest) returns (GetMasterConfigurationResponse) {
}
rpc ListMasterClients (ListMasterClientsRequest) returns (ListMasterClientsResponse) {
}
rpc LeaseAdminToken (LeaseAdminTokenRequest) returns (LeaseAdminTokenResponse) {
}
rpc ReleaseAdminToken (ReleaseAdminTokenRequest) returns (ReleaseAdminTokenResponse) {
}
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}
//////////////////////////////////////////////////
message Heartbeat {
string ip = 1;
uint32 port = 2;
string public_url = 3;
uint32 max_volume_count = 4;
uint64 max_file_key = 5;
string data_center = 6;
string rack = 7;
uint32 admin_port = 8;
repeated VolumeInformationMessage volumes = 9;
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// delta volumes
repeated VolumeShortInformationMessage new_volumes = 10;
repeated VolumeShortInformationMessage deleted_volumes = 11;
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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;
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bool has_no_ec_shards = 19;
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}
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message HeartbeatResponse {
uint64 volume_size_limit = 1;
string leader = 2;
string metrics_address = 3;
uint32 metrics_interval_seconds = 4;
repeated StorageBackend storage_backends = 5;
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}
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;
}
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message VolumeShortInformationMessage {
uint32 id = 1;
string collection = 3;
uint32 replica_placement = 8;
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uint32 version = 9;
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uint32 ttl = 10;
}
message VolumeEcShardInformationMessage {
uint32 id = 1;
string collection = 2;
uint32 ec_index_bits = 3;
}
message StorageBackend {
string type = 1;
string id = 2;
map<string, string> properties = 3;
}
message Empty {
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}
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message SuperBlockExtra {
message ErasureCoding {
uint32 data = 1;
uint32 parity = 2;
repeated uint32 volume_ids = 3;
}
ErasureCoding erasure_coding = 1;
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}
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message KeepConnectedRequest {
string name = 1;
uint32 grpc_port = 2;
}
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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
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}
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;
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uint32 memory_map_max_size_mb = 8;
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uint32 Writable_volume_count = 9;
}
message AssignResponse {
string fid = 1;
string url = 2;
string public_url = 3;
uint64 count = 4;
string error = 5;
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string auth = 6;
}
message StatisticsRequest {
string replication = 1;
string collection = 2;
string ttl = 3;
}
message StatisticsResponse {
string replication = 1;
string collection = 2;
string ttl = 3;
uint64 total_size = 4;
uint64 used_size = 5;
uint64 file_count = 6;
}
//
// collection related
//
message StorageType {
string replication = 1;
string ttl = 2;
}
message Collection {
string name = 1;
}
message CollectionListRequest {
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bool include_normal_volumes = 1;
bool include_ec_volumes = 2;
}
message CollectionListResponse {
repeated Collection collections = 1;
}
message CollectionDeleteRequest {
string name = 1;
}
message CollectionDeleteResponse {
}
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//
// volume related
//
message DataNodeInfo {
string id = 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;
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}
message RackInfo {
string id = 1;
uint64 volume_count = 2;
uint64 max_volume_count = 3;
uint64 free_volume_count = 4;
uint64 active_volume_count = 5;
repeated DataNodeInfo data_node_infos = 6;
uint64 remote_volume_count = 7;
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}
message DataCenterInfo {
string id = 1;
uint64 volume_count = 2;
uint64 max_volume_count = 3;
uint64 free_volume_count = 4;
uint64 active_volume_count = 5;
repeated RackInfo rack_infos = 6;
uint64 remote_volume_count = 7;
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}
message TopologyInfo {
string id = 1;
uint64 volume_count = 2;
uint64 max_volume_count = 3;
uint64 free_volume_count = 4;
uint64 active_volume_count = 5;
repeated DataCenterInfo data_center_infos = 6;
uint64 remote_volume_count = 7;
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}
message VolumeListRequest {
}
message VolumeListResponse {
TopologyInfo topology_info = 1;
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uint64 volume_size_limit_mb = 2;
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}
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;
}
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message GetMasterConfigurationRequest {
}
message GetMasterConfigurationResponse {
string metrics_address = 1;
uint32 metrics_interval_seconds = 2;
}
message ListMasterClientsRequest {
string client_type = 1;
}
message ListMasterClientsResponse {
repeated string grpc_addresses = 1;
}
message LeaseAdminTokenRequest {
int64 previous_token = 1;
int64 previous_lock_time = 2;
}
message LeaseAdminTokenResponse {
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int64 token = 1;
int64 lock_ts_ns = 2;
}
message ReleaseAdminTokenRequest {
int64 previous_token = 1;
int64 previous_lock_time = 2;
}
message ReleaseAdminTokenResponse {
}