remove gateway completely (#15929)

cmd/bucket-replication.go

@@ -74,15 +74,6 @@ const (
 
 // gets replication config associated to a given bucket name.
 func getReplicationConfig(ctx context.Context, bucketName string) (rc *replication.Config, err error) {
-	if globalIsGateway {
-		objAPI := newObjectLayerFn()
-		if objAPI == nil {
-			return rc, errServerNotInitialized
-		}
-
-		return rc, BucketReplicationConfigNotFound{Bucket: bucketName}
-	}
-
 	rCfg, _, err := globalBucketMetadataSys.GetReplicationConfig(ctx, bucketName)
 	if err != nil {
 		if errors.Is(err, BucketReplicationConfigNotFound{Bucket: bucketName}) || errors.Is(err, errInvalidArgument) {
@@ -201,10 +192,6 @@ func getMustReplicateOptions(o ObjectInfo, op replication.Type, opts ObjectOptio
 // mustReplicate returns 2 booleans - true if object meets replication criteria and true if replication is to be done in
 // a synchronous manner.
 func mustReplicate(ctx context.Context, bucket, object string, mopts mustReplicateOptions) (dsc ReplicateDecision) {
-	if globalIsGateway {
-		return
-	}
-
 	// object layer not initialized we return with no decision.
 	if newObjectLayerFn() == nil {
 		return