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Merge pull request #1507 from dashpole/dir_fs_info

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added GetDirFsInfo, which returns filesystem information for the specified directory
This commit is contained in:
Tim St. Clair 2016-10-21 15:48:24 -07:00 committed by GitHub
commit a726d13de8
1 changed files with 24 additions and 0 deletions
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24
manager/manager.go
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@ -101,6 +101,9 @@ type Manager interface {
// Get version information about different components we depend on.
GetVersionInfo() (*info.VersionInfo, error)
// Get filesystem information for the filesystem that contains the given directory
GetDirFsInfo(dir string) (v2.FsInfo, error)
// Get filesystem information for a given label.
// Returns information for all global filesystems if label is empty.
GetFsInfo(label string) ([]v2.FsInfo, error)
@ -657,6 +660,27 @@ func (self *manager) getRequestedContainers(containerName string, options v2.Req
return containersMap, nil
}
func (self *manager) GetDirFsInfo(dir string) (v2.FsInfo, error) {
dirDevice, err := self.fsInfo.GetDirFsDevice(dir)
if err != nil {
return v2.FsInfo{}, fmt.Errorf("error trying to get filesystem Device for dir %v: err: %v", dir, err)
}
dirMountpoint, err := self.fsInfo.GetMountpointForDevice(dirDevice.Device)
if err != nil {
return v2.FsInfo{}, fmt.Errorf("error trying to get MountPoint for Root Device: %v, err: %v", dirDevice, err)
}
infos, err := self.GetFsInfo("")
if err != nil {
return v2.FsInfo{}, err
}
for _, info := range infos {
if info.Mountpoint == dirMountpoint {
return info, nil
}
}
return v2.FsInfo{}, fmt.Errorf("did not find fs info for dir: %v", dir)
}
func (self *manager) GetFsInfo(label string) ([]v2.FsInfo, error) {
var empty time.Time
// Get latest data from filesystems hanging off root container.