| // Copyright 2015 The Vanadium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // This file was auto-generated by the vanadium vdl tool. |
| // Source: sync.vdl |
| |
| package interfaces |
| |
| import ( |
| // VDL system imports |
| "io" |
| "v.io/v23" |
| "v.io/v23/context" |
| "v.io/v23/rpc" |
| "v.io/v23/vdl" |
| |
| // VDL user imports |
| "v.io/v23/security/access" |
| "v.io/v23/services/syncbase/nosql" |
| ) |
| |
| // SyncClientMethods is the client interface |
| // containing Sync methods. |
| // |
| // Sync defines methods for data exchange between Syncbases. |
| // TODO(hpucha): Flesh this out further. |
| type SyncClientMethods interface { |
| // GetDeltas returns the responder's current generation vector and all |
| // the missing log records when compared to the initiator's generation |
| // vector for one Database for either SyncGroup metadata or data. |
| GetDeltas(ctx *context.T, req DeltaReq, initiator string, opts ...rpc.CallOpt) (SyncGetDeltasClientCall, error) |
| // PublishSyncGroup is typically invoked on a "central" peer to publish |
| // the SyncGroup. |
| PublishSyncGroup(ctx *context.T, sg SyncGroup, opts ...rpc.CallOpt) error |
| // JoinSyncGroupAtAdmin is invoked by a prospective SyncGroup member's |
| // Syncbase on a SyncGroup admin. It checks whether the requestor is |
| // allowed to join the named SyncGroup, and if so, adds the requestor to |
| // the SyncGroup. |
| JoinSyncGroupAtAdmin(ctx *context.T, sgName string, joinerName string, myInfo nosql.SyncGroupMemberInfo, opts ...rpc.CallOpt) (SyncGroup, error) |
| // HaveBlob verifies that the peer has the requested blob, and if |
| // present, returns its size. |
| HaveBlob(ctx *context.T, br nosql.BlobRef, opts ...rpc.CallOpt) (int64, error) |
| // FetchBlob fetches the requested blob. |
| FetchBlob(ctx *context.T, br nosql.BlobRef, opts ...rpc.CallOpt) (SyncFetchBlobClientCall, error) |
| // Methods for incremental blob transfer. The transfer starts with the |
| // receiver making a FetchBlobRecipe call to the sender for a given |
| // BlobRef. The sender, in turn, sends the chunk hashes of all the |
| // chunks that make up the requested blob (blob recipe). The receiver |
| // looks up the chunk hashes in its local blob store, and identifies the |
| // missing ones. The receiver then fetches the missing chunks using a |
| // FetchChunks call from the sender. Finally, the receiver finishes the |
| // blob fetch by combining the chunks obtained over the network with the |
| // already available local chunks as per the blob recipe. |
| FetchBlobRecipe(ctx *context.T, br nosql.BlobRef, opts ...rpc.CallOpt) (SyncFetchBlobRecipeClientCall, error) |
| FetchChunks(*context.T, ...rpc.CallOpt) (SyncFetchChunksClientCall, error) |
| } |
| |
| // SyncClientStub adds universal methods to SyncClientMethods. |
| type SyncClientStub interface { |
| SyncClientMethods |
| rpc.UniversalServiceMethods |
| } |
| |
| // SyncClient returns a client stub for Sync. |
| func SyncClient(name string) SyncClientStub { |
| return implSyncClientStub{name} |
| } |
| |
| type implSyncClientStub struct { |
| name string |
| } |
| |
| func (c implSyncClientStub) GetDeltas(ctx *context.T, i0 DeltaReq, i1 string, opts ...rpc.CallOpt) (ocall SyncGetDeltasClientCall, err error) { |
| var call rpc.ClientCall |
| if call, err = v23.GetClient(ctx).StartCall(ctx, c.name, "GetDeltas", []interface{}{i0, i1}, opts...); err != nil { |
| return |
| } |
| ocall = &implSyncGetDeltasClientCall{ClientCall: call} |
| return |
| } |
| |
| func (c implSyncClientStub) PublishSyncGroup(ctx *context.T, i0 SyncGroup, opts ...rpc.CallOpt) (err error) { |
| err = v23.GetClient(ctx).Call(ctx, c.name, "PublishSyncGroup", []interface{}{i0}, nil, opts...) |
| return |
| } |
| |
| func (c implSyncClientStub) JoinSyncGroupAtAdmin(ctx *context.T, i0 string, i1 string, i2 nosql.SyncGroupMemberInfo, opts ...rpc.CallOpt) (o0 SyncGroup, err error) { |
| err = v23.GetClient(ctx).Call(ctx, c.name, "JoinSyncGroupAtAdmin", []interface{}{i0, i1, i2}, []interface{}{&o0}, opts...) |
| return |
| } |
| |
| func (c implSyncClientStub) HaveBlob(ctx *context.T, i0 nosql.BlobRef, opts ...rpc.CallOpt) (o0 int64, err error) { |
| err = v23.GetClient(ctx).Call(ctx, c.name, "HaveBlob", []interface{}{i0}, []interface{}{&o0}, opts...) |
| return |
| } |
| |
| func (c implSyncClientStub) FetchBlob(ctx *context.T, i0 nosql.BlobRef, opts ...rpc.CallOpt) (ocall SyncFetchBlobClientCall, err error) { |
| var call rpc.ClientCall |
| if call, err = v23.GetClient(ctx).StartCall(ctx, c.name, "FetchBlob", []interface{}{i0}, opts...); err != nil { |
| return |
| } |
| ocall = &implSyncFetchBlobClientCall{ClientCall: call} |
| return |
| } |
| |
| func (c implSyncClientStub) FetchBlobRecipe(ctx *context.T, i0 nosql.BlobRef, opts ...rpc.CallOpt) (ocall SyncFetchBlobRecipeClientCall, err error) { |
| var call rpc.ClientCall |
| if call, err = v23.GetClient(ctx).StartCall(ctx, c.name, "FetchBlobRecipe", []interface{}{i0}, opts...); err != nil { |
| return |
| } |
| ocall = &implSyncFetchBlobRecipeClientCall{ClientCall: call} |
| return |
| } |
| |
| func (c implSyncClientStub) FetchChunks(ctx *context.T, opts ...rpc.CallOpt) (ocall SyncFetchChunksClientCall, err error) { |
| var call rpc.ClientCall |
| if call, err = v23.GetClient(ctx).StartCall(ctx, c.name, "FetchChunks", nil, opts...); err != nil { |
| return |
| } |
| ocall = &implSyncFetchChunksClientCall{ClientCall: call} |
| return |
| } |
| |
| // SyncGetDeltasClientStream is the client stream for Sync.GetDeltas. |
| type SyncGetDeltasClientStream interface { |
| // RecvStream returns the receiver side of the Sync.GetDeltas client stream. |
| RecvStream() interface { |
| // Advance stages an item so that it may be retrieved via Value. Returns |
| // true iff there is an item to retrieve. Advance must be called before |
| // Value is called. May block if an item is not available. |
| Advance() bool |
| // Value returns the item that was staged by Advance. May panic if Advance |
| // returned false or was not called. Never blocks. |
| Value() DeltaResp |
| // Err returns any error encountered by Advance. Never blocks. |
| Err() error |
| } |
| } |
| |
| // SyncGetDeltasClientCall represents the call returned from Sync.GetDeltas. |
| type SyncGetDeltasClientCall interface { |
| SyncGetDeltasClientStream |
| // Finish blocks until the server is done, and returns the positional return |
| // values for call. |
| // |
| // Finish returns immediately if the call has been canceled; depending on the |
| // timing the output could either be an error signaling cancelation, or the |
| // valid positional return values from the server. |
| // |
| // Calling Finish is mandatory for releasing stream resources, unless the call |
| // has been canceled or any of the other methods return an error. Finish should |
| // be called at most once. |
| Finish() error |
| } |
| |
| type implSyncGetDeltasClientCall struct { |
| rpc.ClientCall |
| valRecv DeltaResp |
| errRecv error |
| } |
| |
| func (c *implSyncGetDeltasClientCall) RecvStream() interface { |
| Advance() bool |
| Value() DeltaResp |
| Err() error |
| } { |
| return implSyncGetDeltasClientCallRecv{c} |
| } |
| |
| type implSyncGetDeltasClientCallRecv struct { |
| c *implSyncGetDeltasClientCall |
| } |
| |
| func (c implSyncGetDeltasClientCallRecv) Advance() bool { |
| c.c.errRecv = c.c.Recv(&c.c.valRecv) |
| return c.c.errRecv == nil |
| } |
| func (c implSyncGetDeltasClientCallRecv) Value() DeltaResp { |
| return c.c.valRecv |
| } |
| func (c implSyncGetDeltasClientCallRecv) Err() error { |
| if c.c.errRecv == io.EOF { |
| return nil |
| } |
| return c.c.errRecv |
| } |
| func (c *implSyncGetDeltasClientCall) Finish() (err error) { |
| err = c.ClientCall.Finish() |
| return |
| } |
| |
| // SyncFetchBlobClientStream is the client stream for Sync.FetchBlob. |
| type SyncFetchBlobClientStream interface { |
| // RecvStream returns the receiver side of the Sync.FetchBlob client stream. |
| RecvStream() interface { |
| // Advance stages an item so that it may be retrieved via Value. Returns |
| // true iff there is an item to retrieve. Advance must be called before |
| // Value is called. May block if an item is not available. |
| Advance() bool |
| // Value returns the item that was staged by Advance. May panic if Advance |
| // returned false or was not called. Never blocks. |
| Value() []byte |
| // Err returns any error encountered by Advance. Never blocks. |
| Err() error |
| } |
| } |
| |
| // SyncFetchBlobClientCall represents the call returned from Sync.FetchBlob. |
| type SyncFetchBlobClientCall interface { |
| SyncFetchBlobClientStream |
| // Finish blocks until the server is done, and returns the positional return |
| // values for call. |
| // |
| // Finish returns immediately if the call has been canceled; depending on the |
| // timing the output could either be an error signaling cancelation, or the |
| // valid positional return values from the server. |
| // |
| // Calling Finish is mandatory for releasing stream resources, unless the call |
| // has been canceled or any of the other methods return an error. Finish should |
| // be called at most once. |
| Finish() error |
| } |
| |
| type implSyncFetchBlobClientCall struct { |
| rpc.ClientCall |
| valRecv []byte |
| errRecv error |
| } |
| |
| func (c *implSyncFetchBlobClientCall) RecvStream() interface { |
| Advance() bool |
| Value() []byte |
| Err() error |
| } { |
| return implSyncFetchBlobClientCallRecv{c} |
| } |
| |
| type implSyncFetchBlobClientCallRecv struct { |
| c *implSyncFetchBlobClientCall |
| } |
| |
| func (c implSyncFetchBlobClientCallRecv) Advance() bool { |
| c.c.errRecv = c.c.Recv(&c.c.valRecv) |
| return c.c.errRecv == nil |
| } |
| func (c implSyncFetchBlobClientCallRecv) Value() []byte { |
| return c.c.valRecv |
| } |
| func (c implSyncFetchBlobClientCallRecv) Err() error { |
| if c.c.errRecv == io.EOF { |
| return nil |
| } |
| return c.c.errRecv |
| } |
| func (c *implSyncFetchBlobClientCall) Finish() (err error) { |
| err = c.ClientCall.Finish() |
| return |
| } |
| |
| // SyncFetchBlobRecipeClientStream is the client stream for Sync.FetchBlobRecipe. |
| type SyncFetchBlobRecipeClientStream interface { |
| // RecvStream returns the receiver side of the Sync.FetchBlobRecipe client stream. |
| RecvStream() interface { |
| // Advance stages an item so that it may be retrieved via Value. Returns |
| // true iff there is an item to retrieve. Advance must be called before |
| // Value is called. May block if an item is not available. |
| Advance() bool |
| // Value returns the item that was staged by Advance. May panic if Advance |
| // returned false or was not called. Never blocks. |
| Value() ChunkHash |
| // Err returns any error encountered by Advance. Never blocks. |
| Err() error |
| } |
| } |
| |
| // SyncFetchBlobRecipeClientCall represents the call returned from Sync.FetchBlobRecipe. |
| type SyncFetchBlobRecipeClientCall interface { |
| SyncFetchBlobRecipeClientStream |
| // Finish blocks until the server is done, and returns the positional return |
| // values for call. |
| // |
| // Finish returns immediately if the call has been canceled; depending on the |
| // timing the output could either be an error signaling cancelation, or the |
| // valid positional return values from the server. |
| // |
| // Calling Finish is mandatory for releasing stream resources, unless the call |
| // has been canceled or any of the other methods return an error. Finish should |
| // be called at most once. |
| Finish() error |
| } |
| |
| type implSyncFetchBlobRecipeClientCall struct { |
| rpc.ClientCall |
| valRecv ChunkHash |
| errRecv error |
| } |
| |
| func (c *implSyncFetchBlobRecipeClientCall) RecvStream() interface { |
| Advance() bool |
| Value() ChunkHash |
| Err() error |
| } { |
| return implSyncFetchBlobRecipeClientCallRecv{c} |
| } |
| |
| type implSyncFetchBlobRecipeClientCallRecv struct { |
| c *implSyncFetchBlobRecipeClientCall |
| } |
| |
| func (c implSyncFetchBlobRecipeClientCallRecv) Advance() bool { |
| c.c.valRecv = ChunkHash{} |
| c.c.errRecv = c.c.Recv(&c.c.valRecv) |
| return c.c.errRecv == nil |
| } |
| func (c implSyncFetchBlobRecipeClientCallRecv) Value() ChunkHash { |
| return c.c.valRecv |
| } |
| func (c implSyncFetchBlobRecipeClientCallRecv) Err() error { |
| if c.c.errRecv == io.EOF { |
| return nil |
| } |
| return c.c.errRecv |
| } |
| func (c *implSyncFetchBlobRecipeClientCall) Finish() (err error) { |
| err = c.ClientCall.Finish() |
| return |
| } |
| |
| // SyncFetchChunksClientStream is the client stream for Sync.FetchChunks. |
| type SyncFetchChunksClientStream interface { |
| // RecvStream returns the receiver side of the Sync.FetchChunks client stream. |
| RecvStream() interface { |
| // Advance stages an item so that it may be retrieved via Value. Returns |
| // true iff there is an item to retrieve. Advance must be called before |
| // Value is called. May block if an item is not available. |
| Advance() bool |
| // Value returns the item that was staged by Advance. May panic if Advance |
| // returned false or was not called. Never blocks. |
| Value() ChunkData |
| // Err returns any error encountered by Advance. Never blocks. |
| Err() error |
| } |
| // SendStream returns the send side of the Sync.FetchChunks client stream. |
| SendStream() interface { |
| // Send places the item onto the output stream. Returns errors |
| // encountered while sending, or if Send is called after Close or |
| // the stream has been canceled. Blocks if there is no buffer |
| // space; will unblock when buffer space is available or after |
| // the stream has been canceled. |
| Send(item ChunkHash) error |
| // Close indicates to the server that no more items will be sent; |
| // server Recv calls will receive io.EOF after all sent items. |
| // This is an optional call - e.g. a client might call Close if it |
| // needs to continue receiving items from the server after it's |
| // done sending. Returns errors encountered while closing, or if |
| // Close is called after the stream has been canceled. Like Send, |
| // blocks if there is no buffer space available. |
| Close() error |
| } |
| } |
| |
| // SyncFetchChunksClientCall represents the call returned from Sync.FetchChunks. |
| type SyncFetchChunksClientCall interface { |
| SyncFetchChunksClientStream |
| // Finish performs the equivalent of SendStream().Close, then blocks until |
| // the server is done, and returns the positional return values for the call. |
| // |
| // Finish returns immediately if the call has been canceled; depending on the |
| // timing the output could either be an error signaling cancelation, or the |
| // valid positional return values from the server. |
| // |
| // Calling Finish is mandatory for releasing stream resources, unless the call |
| // has been canceled or any of the other methods return an error. Finish should |
| // be called at most once. |
| Finish() error |
| } |
| |
| type implSyncFetchChunksClientCall struct { |
| rpc.ClientCall |
| valRecv ChunkData |
| errRecv error |
| } |
| |
| func (c *implSyncFetchChunksClientCall) RecvStream() interface { |
| Advance() bool |
| Value() ChunkData |
| Err() error |
| } { |
| return implSyncFetchChunksClientCallRecv{c} |
| } |
| |
| type implSyncFetchChunksClientCallRecv struct { |
| c *implSyncFetchChunksClientCall |
| } |
| |
| func (c implSyncFetchChunksClientCallRecv) Advance() bool { |
| c.c.valRecv = ChunkData{} |
| c.c.errRecv = c.c.Recv(&c.c.valRecv) |
| return c.c.errRecv == nil |
| } |
| func (c implSyncFetchChunksClientCallRecv) Value() ChunkData { |
| return c.c.valRecv |
| } |
| func (c implSyncFetchChunksClientCallRecv) Err() error { |
| if c.c.errRecv == io.EOF { |
| return nil |
| } |
| return c.c.errRecv |
| } |
| func (c *implSyncFetchChunksClientCall) SendStream() interface { |
| Send(item ChunkHash) error |
| Close() error |
| } { |
| return implSyncFetchChunksClientCallSend{c} |
| } |
| |
| type implSyncFetchChunksClientCallSend struct { |
| c *implSyncFetchChunksClientCall |
| } |
| |
| func (c implSyncFetchChunksClientCallSend) Send(item ChunkHash) error { |
| return c.c.Send(item) |
| } |
| func (c implSyncFetchChunksClientCallSend) Close() error { |
| return c.c.CloseSend() |
| } |
| func (c *implSyncFetchChunksClientCall) Finish() (err error) { |
| err = c.ClientCall.Finish() |
| return |
| } |
| |
| // SyncServerMethods is the interface a server writer |
| // implements for Sync. |
| // |
| // Sync defines methods for data exchange between Syncbases. |
| // TODO(hpucha): Flesh this out further. |
| type SyncServerMethods interface { |
| // GetDeltas returns the responder's current generation vector and all |
| // the missing log records when compared to the initiator's generation |
| // vector for one Database for either SyncGroup metadata or data. |
| GetDeltas(ctx *context.T, call SyncGetDeltasServerCall, req DeltaReq, initiator string) error |
| // PublishSyncGroup is typically invoked on a "central" peer to publish |
| // the SyncGroup. |
| PublishSyncGroup(ctx *context.T, call rpc.ServerCall, sg SyncGroup) error |
| // JoinSyncGroupAtAdmin is invoked by a prospective SyncGroup member's |
| // Syncbase on a SyncGroup admin. It checks whether the requestor is |
| // allowed to join the named SyncGroup, and if so, adds the requestor to |
| // the SyncGroup. |
| JoinSyncGroupAtAdmin(ctx *context.T, call rpc.ServerCall, sgName string, joinerName string, myInfo nosql.SyncGroupMemberInfo) (SyncGroup, error) |
| // HaveBlob verifies that the peer has the requested blob, and if |
| // present, returns its size. |
| HaveBlob(ctx *context.T, call rpc.ServerCall, br nosql.BlobRef) (int64, error) |
| // FetchBlob fetches the requested blob. |
| FetchBlob(ctx *context.T, call SyncFetchBlobServerCall, br nosql.BlobRef) error |
| // Methods for incremental blob transfer. The transfer starts with the |
| // receiver making a FetchBlobRecipe call to the sender for a given |
| // BlobRef. The sender, in turn, sends the chunk hashes of all the |
| // chunks that make up the requested blob (blob recipe). The receiver |
| // looks up the chunk hashes in its local blob store, and identifies the |
| // missing ones. The receiver then fetches the missing chunks using a |
| // FetchChunks call from the sender. Finally, the receiver finishes the |
| // blob fetch by combining the chunks obtained over the network with the |
| // already available local chunks as per the blob recipe. |
| FetchBlobRecipe(ctx *context.T, call SyncFetchBlobRecipeServerCall, br nosql.BlobRef) error |
| FetchChunks(*context.T, SyncFetchChunksServerCall) error |
| } |
| |
| // SyncServerStubMethods is the server interface containing |
| // Sync methods, as expected by rpc.Server. |
| // The only difference between this interface and SyncServerMethods |
| // is the streaming methods. |
| type SyncServerStubMethods interface { |
| // GetDeltas returns the responder's current generation vector and all |
| // the missing log records when compared to the initiator's generation |
| // vector for one Database for either SyncGroup metadata or data. |
| GetDeltas(ctx *context.T, call *SyncGetDeltasServerCallStub, req DeltaReq, initiator string) error |
| // PublishSyncGroup is typically invoked on a "central" peer to publish |
| // the SyncGroup. |
| PublishSyncGroup(ctx *context.T, call rpc.ServerCall, sg SyncGroup) error |
| // JoinSyncGroupAtAdmin is invoked by a prospective SyncGroup member's |
| // Syncbase on a SyncGroup admin. It checks whether the requestor is |
| // allowed to join the named SyncGroup, and if so, adds the requestor to |
| // the SyncGroup. |
| JoinSyncGroupAtAdmin(ctx *context.T, call rpc.ServerCall, sgName string, joinerName string, myInfo nosql.SyncGroupMemberInfo) (SyncGroup, error) |
| // HaveBlob verifies that the peer has the requested blob, and if |
| // present, returns its size. |
| HaveBlob(ctx *context.T, call rpc.ServerCall, br nosql.BlobRef) (int64, error) |
| // FetchBlob fetches the requested blob. |
| FetchBlob(ctx *context.T, call *SyncFetchBlobServerCallStub, br nosql.BlobRef) error |
| // Methods for incremental blob transfer. The transfer starts with the |
| // receiver making a FetchBlobRecipe call to the sender for a given |
| // BlobRef. The sender, in turn, sends the chunk hashes of all the |
| // chunks that make up the requested blob (blob recipe). The receiver |
| // looks up the chunk hashes in its local blob store, and identifies the |
| // missing ones. The receiver then fetches the missing chunks using a |
| // FetchChunks call from the sender. Finally, the receiver finishes the |
| // blob fetch by combining the chunks obtained over the network with the |
| // already available local chunks as per the blob recipe. |
| FetchBlobRecipe(ctx *context.T, call *SyncFetchBlobRecipeServerCallStub, br nosql.BlobRef) error |
| FetchChunks(*context.T, *SyncFetchChunksServerCallStub) error |
| } |
| |
| // SyncServerStub adds universal methods to SyncServerStubMethods. |
| type SyncServerStub interface { |
| SyncServerStubMethods |
| // Describe the Sync interfaces. |
| Describe__() []rpc.InterfaceDesc |
| } |
| |
| // SyncServer returns a server stub for Sync. |
| // It converts an implementation of SyncServerMethods into |
| // an object that may be used by rpc.Server. |
| func SyncServer(impl SyncServerMethods) SyncServerStub { |
| stub := implSyncServerStub{ |
| impl: impl, |
| } |
| // Initialize GlobState; always check the stub itself first, to handle the |
| // case where the user has the Glob method defined in their VDL source. |
| if gs := rpc.NewGlobState(stub); gs != nil { |
| stub.gs = gs |
| } else if gs := rpc.NewGlobState(impl); gs != nil { |
| stub.gs = gs |
| } |
| return stub |
| } |
| |
| type implSyncServerStub struct { |
| impl SyncServerMethods |
| gs *rpc.GlobState |
| } |
| |
| func (s implSyncServerStub) GetDeltas(ctx *context.T, call *SyncGetDeltasServerCallStub, i0 DeltaReq, i1 string) error { |
| return s.impl.GetDeltas(ctx, call, i0, i1) |
| } |
| |
| func (s implSyncServerStub) PublishSyncGroup(ctx *context.T, call rpc.ServerCall, i0 SyncGroup) error { |
| return s.impl.PublishSyncGroup(ctx, call, i0) |
| } |
| |
| func (s implSyncServerStub) JoinSyncGroupAtAdmin(ctx *context.T, call rpc.ServerCall, i0 string, i1 string, i2 nosql.SyncGroupMemberInfo) (SyncGroup, error) { |
| return s.impl.JoinSyncGroupAtAdmin(ctx, call, i0, i1, i2) |
| } |
| |
| func (s implSyncServerStub) HaveBlob(ctx *context.T, call rpc.ServerCall, i0 nosql.BlobRef) (int64, error) { |
| return s.impl.HaveBlob(ctx, call, i0) |
| } |
| |
| func (s implSyncServerStub) FetchBlob(ctx *context.T, call *SyncFetchBlobServerCallStub, i0 nosql.BlobRef) error { |
| return s.impl.FetchBlob(ctx, call, i0) |
| } |
| |
| func (s implSyncServerStub) FetchBlobRecipe(ctx *context.T, call *SyncFetchBlobRecipeServerCallStub, i0 nosql.BlobRef) error { |
| return s.impl.FetchBlobRecipe(ctx, call, i0) |
| } |
| |
| func (s implSyncServerStub) FetchChunks(ctx *context.T, call *SyncFetchChunksServerCallStub) error { |
| return s.impl.FetchChunks(ctx, call) |
| } |
| |
| func (s implSyncServerStub) Globber() *rpc.GlobState { |
| return s.gs |
| } |
| |
| func (s implSyncServerStub) Describe__() []rpc.InterfaceDesc { |
| return []rpc.InterfaceDesc{SyncDesc} |
| } |
| |
| // SyncDesc describes the Sync interface. |
| var SyncDesc rpc.InterfaceDesc = descSync |
| |
| // descSync hides the desc to keep godoc clean. |
| var descSync = rpc.InterfaceDesc{ |
| Name: "Sync", |
| PkgPath: "v.io/x/ref/services/syncbase/server/interfaces", |
| Doc: "// Sync defines methods for data exchange between Syncbases.\n// TODO(hpucha): Flesh this out further.", |
| Methods: []rpc.MethodDesc{ |
| { |
| Name: "GetDeltas", |
| Doc: "// GetDeltas returns the responder's current generation vector and all\n// the missing log records when compared to the initiator's generation\n// vector for one Database for either SyncGroup metadata or data.", |
| InArgs: []rpc.ArgDesc{ |
| {"req", ``}, // DeltaReq |
| {"initiator", ``}, // string |
| }, |
| Tags: []*vdl.Value{vdl.ValueOf(access.Tag("Read"))}, |
| }, |
| { |
| Name: "PublishSyncGroup", |
| Doc: "// PublishSyncGroup is typically invoked on a \"central\" peer to publish\n// the SyncGroup.", |
| InArgs: []rpc.ArgDesc{ |
| {"sg", ``}, // SyncGroup |
| }, |
| Tags: []*vdl.Value{vdl.ValueOf(access.Tag("Write"))}, |
| }, |
| { |
| Name: "JoinSyncGroupAtAdmin", |
| Doc: "// JoinSyncGroupAtAdmin is invoked by a prospective SyncGroup member's\n// Syncbase on a SyncGroup admin. It checks whether the requestor is\n// allowed to join the named SyncGroup, and if so, adds the requestor to\n// the SyncGroup.", |
| InArgs: []rpc.ArgDesc{ |
| {"sgName", ``}, // string |
| {"joinerName", ``}, // string |
| {"myInfo", ``}, // nosql.SyncGroupMemberInfo |
| }, |
| OutArgs: []rpc.ArgDesc{ |
| {"", ``}, // SyncGroup |
| }, |
| Tags: []*vdl.Value{vdl.ValueOf(access.Tag("Read"))}, |
| }, |
| { |
| Name: "HaveBlob", |
| Doc: "// HaveBlob verifies that the peer has the requested blob, and if\n// present, returns its size.", |
| InArgs: []rpc.ArgDesc{ |
| {"br", ``}, // nosql.BlobRef |
| }, |
| OutArgs: []rpc.ArgDesc{ |
| {"", ``}, // int64 |
| }, |
| }, |
| { |
| Name: "FetchBlob", |
| Doc: "// FetchBlob fetches the requested blob.", |
| InArgs: []rpc.ArgDesc{ |
| {"br", ``}, // nosql.BlobRef |
| }, |
| }, |
| { |
| Name: "FetchBlobRecipe", |
| Doc: "// Methods for incremental blob transfer. The transfer starts with the\n// receiver making a FetchBlobRecipe call to the sender for a given\n// BlobRef. The sender, in turn, sends the chunk hashes of all the\n// chunks that make up the requested blob (blob recipe). The receiver\n// looks up the chunk hashes in its local blob store, and identifies the\n// missing ones. The receiver then fetches the missing chunks using a\n// FetchChunks call from the sender. Finally, the receiver finishes the\n// blob fetch by combining the chunks obtained over the network with the\n// already available local chunks as per the blob recipe.", |
| InArgs: []rpc.ArgDesc{ |
| {"br", ``}, // nosql.BlobRef |
| }, |
| }, |
| { |
| Name: "FetchChunks", |
| }, |
| }, |
| } |
| |
| // SyncGetDeltasServerStream is the server stream for Sync.GetDeltas. |
| type SyncGetDeltasServerStream interface { |
| // SendStream returns the send side of the Sync.GetDeltas server stream. |
| SendStream() interface { |
| // Send places the item onto the output stream. Returns errors encountered |
| // while sending. Blocks if there is no buffer space; will unblock when |
| // buffer space is available. |
| Send(item DeltaResp) error |
| } |
| } |
| |
| // SyncGetDeltasServerCall represents the context passed to Sync.GetDeltas. |
| type SyncGetDeltasServerCall interface { |
| rpc.ServerCall |
| SyncGetDeltasServerStream |
| } |
| |
| // SyncGetDeltasServerCallStub is a wrapper that converts rpc.StreamServerCall into |
| // a typesafe stub that implements SyncGetDeltasServerCall. |
| type SyncGetDeltasServerCallStub struct { |
| rpc.StreamServerCall |
| } |
| |
| // Init initializes SyncGetDeltasServerCallStub from rpc.StreamServerCall. |
| func (s *SyncGetDeltasServerCallStub) Init(call rpc.StreamServerCall) { |
| s.StreamServerCall = call |
| } |
| |
| // SendStream returns the send side of the Sync.GetDeltas server stream. |
| func (s *SyncGetDeltasServerCallStub) SendStream() interface { |
| Send(item DeltaResp) error |
| } { |
| return implSyncGetDeltasServerCallSend{s} |
| } |
| |
| type implSyncGetDeltasServerCallSend struct { |
| s *SyncGetDeltasServerCallStub |
| } |
| |
| func (s implSyncGetDeltasServerCallSend) Send(item DeltaResp) error { |
| return s.s.Send(item) |
| } |
| |
| // SyncFetchBlobServerStream is the server stream for Sync.FetchBlob. |
| type SyncFetchBlobServerStream interface { |
| // SendStream returns the send side of the Sync.FetchBlob server stream. |
| SendStream() interface { |
| // Send places the item onto the output stream. Returns errors encountered |
| // while sending. Blocks if there is no buffer space; will unblock when |
| // buffer space is available. |
| Send(item []byte) error |
| } |
| } |
| |
| // SyncFetchBlobServerCall represents the context passed to Sync.FetchBlob. |
| type SyncFetchBlobServerCall interface { |
| rpc.ServerCall |
| SyncFetchBlobServerStream |
| } |
| |
| // SyncFetchBlobServerCallStub is a wrapper that converts rpc.StreamServerCall into |
| // a typesafe stub that implements SyncFetchBlobServerCall. |
| type SyncFetchBlobServerCallStub struct { |
| rpc.StreamServerCall |
| } |
| |
| // Init initializes SyncFetchBlobServerCallStub from rpc.StreamServerCall. |
| func (s *SyncFetchBlobServerCallStub) Init(call rpc.StreamServerCall) { |
| s.StreamServerCall = call |
| } |
| |
| // SendStream returns the send side of the Sync.FetchBlob server stream. |
| func (s *SyncFetchBlobServerCallStub) SendStream() interface { |
| Send(item []byte) error |
| } { |
| return implSyncFetchBlobServerCallSend{s} |
| } |
| |
| type implSyncFetchBlobServerCallSend struct { |
| s *SyncFetchBlobServerCallStub |
| } |
| |
| func (s implSyncFetchBlobServerCallSend) Send(item []byte) error { |
| return s.s.Send(item) |
| } |
| |
| // SyncFetchBlobRecipeServerStream is the server stream for Sync.FetchBlobRecipe. |
| type SyncFetchBlobRecipeServerStream interface { |
| // SendStream returns the send side of the Sync.FetchBlobRecipe server stream. |
| SendStream() interface { |
| // Send places the item onto the output stream. Returns errors encountered |
| // while sending. Blocks if there is no buffer space; will unblock when |
| // buffer space is available. |
| Send(item ChunkHash) error |
| } |
| } |
| |
| // SyncFetchBlobRecipeServerCall represents the context passed to Sync.FetchBlobRecipe. |
| type SyncFetchBlobRecipeServerCall interface { |
| rpc.ServerCall |
| SyncFetchBlobRecipeServerStream |
| } |
| |
| // SyncFetchBlobRecipeServerCallStub is a wrapper that converts rpc.StreamServerCall into |
| // a typesafe stub that implements SyncFetchBlobRecipeServerCall. |
| type SyncFetchBlobRecipeServerCallStub struct { |
| rpc.StreamServerCall |
| } |
| |
| // Init initializes SyncFetchBlobRecipeServerCallStub from rpc.StreamServerCall. |
| func (s *SyncFetchBlobRecipeServerCallStub) Init(call rpc.StreamServerCall) { |
| s.StreamServerCall = call |
| } |
| |
| // SendStream returns the send side of the Sync.FetchBlobRecipe server stream. |
| func (s *SyncFetchBlobRecipeServerCallStub) SendStream() interface { |
| Send(item ChunkHash) error |
| } { |
| return implSyncFetchBlobRecipeServerCallSend{s} |
| } |
| |
| type implSyncFetchBlobRecipeServerCallSend struct { |
| s *SyncFetchBlobRecipeServerCallStub |
| } |
| |
| func (s implSyncFetchBlobRecipeServerCallSend) Send(item ChunkHash) error { |
| return s.s.Send(item) |
| } |
| |
| // SyncFetchChunksServerStream is the server stream for Sync.FetchChunks. |
| type SyncFetchChunksServerStream interface { |
| // RecvStream returns the receiver side of the Sync.FetchChunks server stream. |
| RecvStream() interface { |
| // Advance stages an item so that it may be retrieved via Value. Returns |
| // true iff there is an item to retrieve. Advance must be called before |
| // Value is called. May block if an item is not available. |
| Advance() bool |
| // Value returns the item that was staged by Advance. May panic if Advance |
| // returned false or was not called. Never blocks. |
| Value() ChunkHash |
| // Err returns any error encountered by Advance. Never blocks. |
| Err() error |
| } |
| // SendStream returns the send side of the Sync.FetchChunks server stream. |
| SendStream() interface { |
| // Send places the item onto the output stream. Returns errors encountered |
| // while sending. Blocks if there is no buffer space; will unblock when |
| // buffer space is available. |
| Send(item ChunkData) error |
| } |
| } |
| |
| // SyncFetchChunksServerCall represents the context passed to Sync.FetchChunks. |
| type SyncFetchChunksServerCall interface { |
| rpc.ServerCall |
| SyncFetchChunksServerStream |
| } |
| |
| // SyncFetchChunksServerCallStub is a wrapper that converts rpc.StreamServerCall into |
| // a typesafe stub that implements SyncFetchChunksServerCall. |
| type SyncFetchChunksServerCallStub struct { |
| rpc.StreamServerCall |
| valRecv ChunkHash |
| errRecv error |
| } |
| |
| // Init initializes SyncFetchChunksServerCallStub from rpc.StreamServerCall. |
| func (s *SyncFetchChunksServerCallStub) Init(call rpc.StreamServerCall) { |
| s.StreamServerCall = call |
| } |
| |
| // RecvStream returns the receiver side of the Sync.FetchChunks server stream. |
| func (s *SyncFetchChunksServerCallStub) RecvStream() interface { |
| Advance() bool |
| Value() ChunkHash |
| Err() error |
| } { |
| return implSyncFetchChunksServerCallRecv{s} |
| } |
| |
| type implSyncFetchChunksServerCallRecv struct { |
| s *SyncFetchChunksServerCallStub |
| } |
| |
| func (s implSyncFetchChunksServerCallRecv) Advance() bool { |
| s.s.valRecv = ChunkHash{} |
| s.s.errRecv = s.s.Recv(&s.s.valRecv) |
| return s.s.errRecv == nil |
| } |
| func (s implSyncFetchChunksServerCallRecv) Value() ChunkHash { |
| return s.s.valRecv |
| } |
| func (s implSyncFetchChunksServerCallRecv) Err() error { |
| if s.s.errRecv == io.EOF { |
| return nil |
| } |
| return s.s.errRecv |
| } |
| |
| // SendStream returns the send side of the Sync.FetchChunks server stream. |
| func (s *SyncFetchChunksServerCallStub) SendStream() interface { |
| Send(item ChunkData) error |
| } { |
| return implSyncFetchChunksServerCallSend{s} |
| } |
| |
| type implSyncFetchChunksServerCallSend struct { |
| s *SyncFetchChunksServerCallStub |
| } |
| |
| func (s implSyncFetchChunksServerCallSend) Send(item ChunkData) error { |
| return s.s.Send(item) |
| } |
