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etcdserverpb: add "watch_id" to "WatchCreateRequest"

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Signed-off-by: Gyuho Lee <gyuhox@gmail.com>
This commit is contained in:
Gyuho Lee 2017-12-22 10:12:17 -08:00
parent fdec12cc20
commit 9bbfa23183
1 changed files with 7 additions and 0 deletions
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7
etcdserver/etcdserverpb/rpc.proto
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@ -671,6 +671,13 @@ message WatchCreateRequest {
// If prev_kv is set, created watcher gets the previous KV before the event happens.
// If the previous KV is already compacted, nothing will be returned.
bool prev_kv = 6;
// If watch_id is provided and non-zero, it will be assigned to this watcher.
// Since creating a watcher in etcd is not a synchronous operation,
// this can be used ensure that ordering is correct when creating multiple
// watchers on the same stream. Creating a watcher with an ID already in
// use on the stream will cause an error to be returned.
int64 watch_id = 7;
}
message WatchCancelRequest {