forked from TrueCloudLab/frostfs-api-go
50 lines
2 KiB
Protocol Buffer
50 lines
2 KiB
Protocol Buffer
syntax = "proto3";
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package session;
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option go_package = "github.com/nspcc-dev/neofs-proto/session";
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import "session/types.proto";
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import "service/meta.proto";
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import "service/verify.proto";
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import "github.com/gogo/protobuf/gogoproto/gogo.proto";
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option (gogoproto.stable_marshaler_all) = true;
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service Session {
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// Create is a method that used to open a trusted session to manipulate
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// an object. In order to put or delete object client have to obtain session
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// token with trusted node. Trusted node will modify client's object
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// (add missing headers, checksums, homomorphic hash) and sign id with
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// session key. Session is established during 4-step handshake in one gRPC stream
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//
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// - First client stream message SHOULD BE type of `CreateRequest_Init`.
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// - First server stream message SHOULD BE type of `CreateResponse_Unsigned`.
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// - Second client stream message SHOULD BE type of `CreateRequest_Signed`.
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// - Second server stream message SHOULD BE type of `CreateResponse_Result`.
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rpc Create (stream CreateRequest) returns (stream CreateResponse);
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}
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message CreateRequest {
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// Message should be one of
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oneof Message {
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// Init is a message to initialize session opening. Carry:
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// owner of manipulation object;
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// ID of manipulation object;
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// token lifetime bounds.
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session.Token Init = 1;
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// Signed Init message response (Unsigned) from server with user private key
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session.Token Signed = 2;
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}
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service.RequestMetaHeader Meta = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
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service.RequestVerificationHeader Verify = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
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}
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message CreateResponse {
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oneof Message {
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// Unsigned token with token ID and session public key generated on server side
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session.Token Unsigned = 1;
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// Result is a resulting token which can be used for object placing through an trusted intermediary
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session.Token Result = 2;
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}
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}
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