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add VolumeStreamFollow, but not used yet

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This commit is contained in:
Chris Lu
2019-04-18 00:18:29 -07:00
parent 13ad5c1966
commit b09e8dbb37
8 changed files with 351 additions and 102 deletions
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15
weed/pb/volume_server.proto
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@@ -42,6 +42,9 @@ service VolumeServer {
rpc CopyFile (CopyFileRequest) returns (stream CopyFileResponse) {
}
rpc VolumeStreamFollow (VolumeStreamFollowRequest) returns (stream VolumeStreamFollowResponse) {
}
}
//////////////////////////////////////////////////
@@ -120,7 +123,7 @@ message VolumeSyncStatusResponse {
message VolumeIncrementalCopyRequest {
uint32 volume_id = 1;
uint64 since = 2;
uint64 since_ns = 2;
}
message VolumeIncrementalCopyResponse {
bytes file_content = 1;
@@ -163,6 +166,16 @@ message CopyFileResponse {
bytes file_content = 1;
}
message VolumeStreamFollowRequest {
uint32 volume_id = 1;
uint64 since_ns = 2;
uint32 drainingSeconds = 3;
}
message VolumeStreamFollowResponse {
bytes needle_header = 1;
bytes needle_body = 2;
}
message ReadVolumeFileStatusRequest {
uint32 volume_id = 1;
}