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lock/server: Check if the lock server itself is skewed back. (#3447)

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Harshavardhana 2016-12-14 08:02:32 -08:00 committed by GitHub
parent 3fe2d77b70
commit b28ff50126
1 changed files with 3 additions and 1 deletions
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4
cmd/lock-rpc-server-common.go
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@ -58,9 +58,11 @@ func (l *lockServer) removeEntry(name, uid string, lri *[]lockRequesterInfo) boo
}
// Validate lock args.
// - validate time stamp.
// - validate jwt token.
func (l *lockServer) validateLockArgs(args *LockArgs) error {
curTime := time.Now().UTC()
if curTime.Sub(args.Timestamp) > globalMaxSkewTime {
if curTime.Sub(args.Timestamp) > globalMaxSkewTime || args.Timestamp.Sub(curTime) > globalMaxSkewTime {
return errServerTimeMismatch
}
if !isRPCTokenValid(args.Token) {