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watch accept sinceIndex

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This commit is contained in:
Xiang Li
2013-06-30 16:30:41 -07:00
parent a2b44bf9b7
commit e211554b91
4 changed files with 31 additions and 16 deletions
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5
command.go
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@@ -78,7 +78,8 @@ func (c *DeleteCommand) Apply(server *raft.Server) (interface{}, error) {
// Watch command
type WatchCommand struct {
Key string `json:"key"`
Key string `json:"key"`
SinceIndex uint64 `json:"sinceIndex"`
}
//The name of the command in the log
@@ -90,7 +91,7 @@ func (c *WatchCommand) Apply(server *raft.Server) (interface{}, error) {
ch := make(chan store.Response, 1)
// add to the watchers list
store.AddWatcher(c.Key, ch, 1)
store.AddWatcher(c.Key, ch, c.SinceIndex)
// wait for the notification for any changing
res := <-ch