package s3api import ( "github.com/chrislusf/seaweedfs/weed/filer" "github.com/chrislusf/seaweedfs/weed/glog" "github.com/chrislusf/seaweedfs/weed/pb" "github.com/chrislusf/seaweedfs/weed/pb/filer_pb" "github.com/chrislusf/seaweedfs/weed/util" ) func (s3a *S3ApiServer) subscribeMetaEvents(clientName string, prefix string, lastTsNs int64) { processEventFn := func(resp *filer_pb.SubscribeMetadataResponse) error { message := resp.EventNotification if message.NewEntry == nil { return nil } dir := resp.Directory if message.NewParentPath != "" { dir = message.NewParentPath } if dir == filer.IamConfigDirecotry && message.NewEntry.Name == filer.IamIdentityFile { if err := s3a.iam.LoadS3ApiConfigurationFromBytes(message.NewEntry.Content); err != nil { return err } glog.V(0).Infof("updated %s/%s", filer.IamConfigDirecotry, filer.IamIdentityFile) } return nil } util.RetryForever("followIamChanges", func() error { return pb.WithFilerClientFollowMetadata(s3a, clientName, s3a.randomClientId, prefix, &lastTsNs, 0, 0, processEventFn, true) }, func(err error) bool { glog.V(0).Infof("iam follow metadata changes: %v", err) return true }) }