115 lines
3.4 KiB
Protocol Buffer
115 lines
3.4 KiB
Protocol Buffer
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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syntax = "proto3";
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option go_package = "pb";
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import "gogo.proto";
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import "metainfo.proto";
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import "orders.proto";
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package gracefulexit;
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// NodeGracefulExit is a private service on storagenodes
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service NodeGracefulExit {
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// GetSatellitesList returns a list of satellites that the storagenode has not begun a graceful exit for.
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rpc GetNonExitingSatellites(GetNonExitingSatellitesRequest) returns (GetNonExitingSatellitesResponse);
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// StartExit updates one or more satellites in the storagenode's database to be gracefully exiting.
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rpc StartExit(StartExitRequest) returns (StartExitResponse);
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}
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message GetNonExitingSatellitesRequest{}
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message StartExitRequest {
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repeated bytes node_ids = 1 [(gogoproto.customtype) = "NodeID", (gogoproto.nullable) = false];
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}
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// NonExitingSatellite contains information that's needed for a storagenode to start graceful exit
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message NonExitingSatellite {
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bytes node_id = 1 [(gogoproto.customtype) = "NodeID", (gogoproto.nullable) = false];
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string domain_name = 2;
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double space_used = 3;
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}
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message GetNonExitingSatellitesResponse {
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repeated NonExitingSatellite satellites = 1;
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}
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// StartExitStatus indicates the result of graceful exit initialization from a storagenode
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message StartExitStatus {
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string domain_name = 1;
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bool success = 2;
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}
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message StartExitResponse {
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repeated StartExitStatus statuses = 1;
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}
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service SatelliteGracefulExit {
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// Process is called by storage nodes to initiate the graceful exit, get pieces to transfer, and receive exit status.
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rpc Process(stream StorageNodeMessage) returns (stream SatelliteMessage);
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}
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message TransferSucceeded {
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metainfo.AddressedOrderLimit addressed_order_limit = 1;
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orders.PieceHash original_piece_hash = 2;
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orders.PieceHash replacement_piece_hash = 3;
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bytes piece_id = 4 [(gogoproto.customtype) = "PieceID", (gogoproto.nullable) = false]; // the original piece ID
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}
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message TransferFailed {
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bytes piece_id = 1 [(gogoproto.customtype) = "PieceID", (gogoproto.nullable) = false]; // the original piece ID
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enum Error {
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NOT_FOUND = 0;
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STORAGE_NODE_UNAVAILABLE = 1;
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UNKNOWN = 2;
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}
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Error error = 2;
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}
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message StorageNodeMessage {
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oneof Message {
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TransferSucceeded succeeded = 1;
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TransferFailed failed = 2;
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}
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}
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message NotReady {}
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message TransferPiece {
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bytes piece_id = 1 [(gogoproto.customtype) = "PieceID", (gogoproto.nullable) = false]; // the original piece ID
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bytes private_key = 2 [(gogoproto.customtype) = "PiecePrivateKey", (gogoproto.nullable) = false];
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// addressed_order_limit contains the new piece id.
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metainfo.AddressedOrderLimit addressed_order_limit =3;
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}
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message DeletePiece {
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bytes piece_id = 1 [(gogoproto.customtype) = "PieceID", (gogoproto.nullable) = false]; // the original piece ID
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}
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message ExitCompleted {
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// when everything is completed
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bytes exit_complete_signature = 1;
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}
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message ExitFailed {
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enum Reason {
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VERIFICATION_FAILED = 0;
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}
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// on failure
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bytes exit_failure_signature = 1;
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Reason reason = 2;
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}
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message SatelliteMessage {
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oneof Message {
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NotReady not_ready = 1;
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TransferPiece transfer_piece = 2;
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DeletePiece delete_piece = 3;
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ExitCompleted exit_completed = 4;
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ExitFailed exit_failed = 5;
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}
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}
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