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refactor client subscribe metadata

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This commit is contained in:
Chris Lu
2021-08-04 16:25:46 -07:00
parent b9ecf1e3a8
commit 6b743dbbf9
11 changed files with 175 additions and 314 deletions
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46
weed/remote_storage/mount_mapping.go
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@@ -1,46 +0,0 @@
package remote_storage
import (
"fmt"
"github.com/chrislusf/seaweedfs/weed/filer"
"github.com/chrislusf/seaweedfs/weed/pb"
"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
"github.com/golang/protobuf/proto"
"google.golang.org/grpc"
)
func ReadMountMappings(grpcDialOption grpc.DialOption, filerAddress string) (mappings *filer_pb.RemoteStorageMapping, readErr error) {
var oldContent []byte
if readErr = pb.WithFilerClient(filerAddress, grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
oldContent, readErr = filer.ReadInsideFiler(client, filer.DirectoryEtcRemote, filer.REMOTE_STORAGE_MOUNT_FILE)
return readErr
}); readErr != nil {
return nil, readErr
}
mappings, readErr = filer.UnmarshalRemoteStorageMappings(oldContent)
if readErr != nil {
return nil, fmt.Errorf("unmarshal mappings: %v", readErr)
}
return
}
func ReadRemoteStorageConf(grpcDialOption grpc.DialOption, filerAddress string, storageName string) (conf *filer_pb.RemoteConf, readErr error) {
var oldContent []byte
if readErr = pb.WithFilerClient(filerAddress, grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
oldContent, readErr = filer.ReadInsideFiler(client, filer.DirectoryEtcRemote, storageName+filer.REMOTE_STORAGE_CONF_SUFFIX)
return readErr
}); readErr != nil {
return nil, readErr
}
// unmarshal storage configuration
conf = &filer_pb.RemoteConf{}
if unMarshalErr := proto.Unmarshal(oldContent, conf); unMarshalErr != nil {
readErr = fmt.Errorf("unmarshal %s/%s: %v", filer.DirectoryEtcRemote, storageName+filer.REMOTE_STORAGE_CONF_SUFFIX, unMarshalErr)
return
}
return
}