frostfs-api-go/object/service.proto
2020-04-16 17:06:07 +03:00

206 lines
11 KiB
Protocol Buffer

syntax = "proto3";
package object;
option go_package = "github.com/nspcc-dev/neofs-api-go/object";
option csharp_namespace = "NeoFS.API.Object";
import "refs/types.proto";
import "object/types.proto";
import "session/types.proto";
import "service/meta.proto";
import "service/verify.proto";
import "github.com/gogo/protobuf/gogoproto/gogo.proto";
option (gogoproto.stable_marshaler_all) = true;
// Object service provides API for manipulating with the object.
service Service {
// Get the object from container. Response uses gRPC stream. First response
// message carry object of requested address. Chunk messages are parts of
// the object's payload if it is needed. All messages except first carry
// chunks. Requested object can be restored by concatenation of object
// message payload and all chunks keeping receiving order.
rpc Get(GetRequest) returns (stream GetResponse);
// Put the object into container. Request uses gRPC stream. First message
// SHOULD BE type of PutHeader. Container id and Owner id of object SHOULD
// BE set. Session token SHOULD BE obtained before put operation (see
// session package). Chunk messages considered by server as part of object
// payload. All messages except first SHOULD BE chunks. Chunk messages
// SHOULD BE sent in direct order of fragmentation.
rpc Put(stream PutRequest) returns (PutResponse);
// Delete the object from a container
rpc Delete(DeleteRequest) returns (DeleteResponse);
// Head returns the object without data payload. Object in the
// response has system header only. If full headers flag is set, extended
// headers are also present.
rpc Head(HeadRequest) returns (HeadResponse);
// Search objects in container. Version of query language format SHOULD BE
// set to 1. Search query represented in serialized format (see query
// package).
rpc Search(SearchRequest) returns (stream SearchResponse);
// GetRange of data payload. Range is a pair (offset, length).
// Requested range can be restored by concatenation of all chunks
// keeping receiving order.
rpc GetRange(GetRangeRequest) returns (stream GetRangeResponse);
// GetRangeHash returns homomorphic hash of object payload range after XOR
// operation. Ranges are set of pairs (offset, length). Hashes order in
// response corresponds to ranges order in request. Homomorphic hash is
// calculated for XORed data.
rpc GetRangeHash(GetRangeHashRequest) returns (GetRangeHashResponse);
}
message GetRequest {
// Address of object (container id + object id)
refs.Address Address = 1 [(gogoproto.nullable) = false];
// Raw is the request flag of a physically stored representation of an object
bool Raw = 2;
// RequestMetaHeader contains information about request meta headers (should be embedded into message)
service.RequestMetaHeader Meta = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
// RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)
service.RequestVerificationHeader Verify = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message GetResponse {
oneof R {
// Object header and some payload
Object object = 1;
// Chunk of remaining payload
bytes Chunk = 2;
}
// ResponseMetaHeader contains meta information based on request processing by server (should be embedded into message)
service.ResponseMetaHeader Meta = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message PutRequest {
message PutHeader {
// Object with at least container id and owner id fields
Object Object = 1;
// Token with session public key and user's signature
session.Token Token = 2;
// Number of the object copies to store within the RPC call (zero is processed according to the placement rules)
uint32 CopiesNumber = 3;
}
oneof R {
// Header should be the first message in the stream
PutHeader Header = 1;
// Chunk should be a remaining message in stream should be chunks
bytes Chunk = 2;
}
// RequestMetaHeader contains information about request meta headers (should be embedded into message)
service.RequestMetaHeader Meta = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
// RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)
service.RequestVerificationHeader Verify = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message PutResponse {
// Address of object (container id + object id)
refs.Address Address = 1 [(gogoproto.nullable) = false];
// ResponseMetaHeader contains meta information based on request processing by server (should be embedded into message)
service.ResponseMetaHeader Meta = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message DeleteRequest {
// Address of object (container id + object id)
refs.Address Address = 1 [(gogoproto.nullable) = false];
// OwnerID is a wallet address
bytes OwnerID = 2 [(gogoproto.nullable) = false, (gogoproto.customtype) = "OwnerID"];
// Token with session public key and user's signature
session.Token Token = 3;
// RequestMetaHeader contains information about request meta headers (should be embedded into message)
service.RequestMetaHeader Meta = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
// RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)
service.RequestVerificationHeader Verify = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
// DeleteResponse is empty because we cannot guarantee permanent object removal
// in distributed system.
message DeleteResponse {
// ResponseMetaHeader contains meta information based on request processing by server (should be embedded into message)
service.ResponseMetaHeader Meta = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message HeadRequest {
// Address of object (container id + object id)
refs.Address Address = 1 [(gogoproto.nullable) = false, (gogoproto.customtype) = "Address"];
// FullHeaders can be set true for extended headers in the object
bool FullHeaders = 2;
// Raw is the request flag of a physically stored representation of an object
bool Raw = 3;
// RequestMetaHeader contains information about request meta headers (should be embedded into message)
service.RequestMetaHeader Meta = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
// RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)
service.RequestVerificationHeader Verify = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message HeadResponse {
// Object without payload
Object Object = 1;
// ResponseMetaHeader contains meta information based on request processing by server (should be embedded into message)
service.ResponseMetaHeader Meta = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message SearchRequest {
// ContainerID for searching the object
bytes ContainerID = 1 [(gogoproto.nullable) = false, (gogoproto.customtype) = "CID"];
// Query in the binary serialized format
bytes Query = 2;
// QueryVersion is a version of search query format
uint32 QueryVersion = 3;
// RequestMetaHeader contains information about request meta headers (should be embedded into message)
service.RequestMetaHeader Meta = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
// RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)
service.RequestVerificationHeader Verify = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message SearchResponse {
// Addresses of found objects
repeated refs.Address Addresses = 1 [(gogoproto.nullable) = false];
// ResponseMetaHeader contains meta information based on request processing by server (should be embedded into message)
service.ResponseMetaHeader Meta = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message GetRangeRequest {
// Address of object (container id + object id)
refs.Address Address = 1 [(gogoproto.nullable) = false];
// Range of object's payload to return
Range Range = 2 [(gogoproto.nullable) = false];
// RequestMetaHeader contains information about request meta headers (should be embedded into message)
service.RequestMetaHeader Meta = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
// RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)
service.RequestVerificationHeader Verify = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message GetRangeResponse {
// Fragment of object's payload
bytes Fragment = 1;
// ResponseMetaHeader contains meta information based on request processing by server (should be embedded into message)
service.ResponseMetaHeader Meta = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message GetRangeHashRequest {
// Address of object (container id + object id)
refs.Address Address = 1 [(gogoproto.nullable) = false];
// Ranges of object's payload to calculate homomorphic hash
repeated Range Ranges = 2 [(gogoproto.nullable) = false];
// Salt is used to XOR object's payload ranges before hashing, it can be nil
bytes Salt = 3;
// RequestMetaHeader contains information about request meta headers (should be embedded into message)
service.RequestMetaHeader Meta = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
// RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)
service.RequestVerificationHeader Verify = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}
message GetRangeHashResponse {
// Hashes is a homomorphic hashes of all ranges
repeated bytes Hashes = 1 [(gogoproto.customtype) = "Hash", (gogoproto.nullable) = false];
// ResponseMetaHeader contains meta information based on request processing by server (should be embedded into message)
service.ResponseMetaHeader Meta = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
}