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improve scalability
This commit is contained in:
Chris Lu
2019-07-28 03:58:13 -07:00
parent 2c6cf72e73
commit 8afd8d35b3
9 changed files with 76 additions and 50 deletions
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15
weed/wdclient/vid_map.go
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@@ -64,20 +64,25 @@ func (vc *vidMap) LookupVolumeServer(fileId string) (volumeServer string, err er
return serverUrl, nil
}
func (vc *vidMap) GetVidLocations(vid string) (locations []Location) {
func (vc *vidMap) GetVidLocations(vid string) (locations []Location, err error) {
id, err := strconv.Atoi(vid)
if err != nil {
glog.V(1).Infof("Unknown volume id %s", vid)
return nil
return nil, fmt.Errorf("Unknown volume id %s", vid)
}
return vc.GetLocations(uint32(id))
foundLocations, found := vc.GetLocations(uint32(id))
if found {
return foundLocations, nil
}
return nil, fmt.Errorf("volume id %s not found", vid)
}
func (vc *vidMap) GetLocations(vid uint32) (locations []Location) {
func (vc *vidMap) GetLocations(vid uint32) (locations []Location, found bool) {
vc.RLock()
defer vc.RUnlock()
return vc.vid2Locations[vid]
locations, found = vc.vid2Locations[vid]
return
}
func (vc *vidMap) GetRandomLocation(vid uint32) (serverUrl string, err error) {