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package operation
import (
"encoding/json"
"fmt"
"net/url"
"github.com/chrislusf/seaweedfs/weed/glog"
. "github.com/chrislusf/seaweedfs/weed/storage/types"
"github.com/chrislusf/seaweedfs/weed/util"
)
type SyncVolumeResponse struct {
Replication string `json:"Replication,omitempty"`
Ttl string `json:"Ttl,omitempty"`
TailOffset uint64 `json:"TailOffset,omitempty"`
CompactRevision uint16 `json:"CompactRevision,omitempty"`
IdxFileSize uint64 `json:"IdxFileSize,omitempty"`
Error string `json:"error,omitempty"`
}
func GetVolumeSyncStatus(server string, vid string) (*SyncVolumeResponse, error) {
values := make(url.Values)
values.Add("volume", vid)
jsonBlob, err := util.Post("http://"+server+"/admin/sync/status", values)
glog.V(2).Info("sync volume result :", string(jsonBlob))
if err != nil {
return nil, err
}
var ret SyncVolumeResponse
err = json.Unmarshal(jsonBlob, &ret)
if err != nil {
return nil, err
}
if ret.Error != "" {
return nil, fmt.Errorf("Volume %s get sync status error: %s", vid, ret.Error)
}
return &ret, nil
}
func GetVolumeIdxEntries(server string, vid string, eachEntryFn func(key NeedleId, offset Offset, size uint32)) error {
values := make(url.Values)
values.Add("volume", vid)
line := make([]byte, NeedleEntrySize)
err := util.GetBufferStream("http://"+server+"/admin/sync/index", values, line, func(bytes []byte) {
key := BytesToNeedleId(line[:NeedleIdSize])
offset := BytesToOffset(line[NeedleIdSize : NeedleIdSize+OffsetSize])
size := util.BytesToUint32(line[NeedleIdSize+OffsetSize : NeedleIdSize+OffsetSize+SizeSize])
eachEntryFn(key, offset, size)
})
if err != nil {
return err
}
return nil
}
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