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server: Fetch StorageInfo() from underlying disks transparently. (#2549)

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Fixes #2511
This commit is contained in:
Harshavardhana
2016-08-25 17:16:34 -07:00
parent fa6e9540a8
commit 339425fd52
7 changed files with 50 additions and 18 deletions
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18
cmd/xl-v1.go
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@@ -50,12 +50,11 @@ const (
// xlObjects - Implements XL object layer.
type xlObjects struct {
physicalDisks []string // Collection of regular disks.
storageDisks []StorageAPI // Collection of initialized backend disks.
dataBlocks int // dataBlocks count caculated for erasure.
parityBlocks int // parityBlocks count calculated for erasure.
readQuorum int // readQuorum minimum required disks to read data.
writeQuorum int // writeQuorum minimum required disks to write data.
storageDisks []StorageAPI // Collection of initialized backend disks.
dataBlocks int // dataBlocks count caculated for erasure.
parityBlocks int // parityBlocks count calculated for erasure.
readQuorum int // readQuorum minimum required disks to read data.
writeQuorum int // writeQuorum minimum required disks to write data.
// ListObjects pool management.
listPool *treeWalkPool
@@ -186,7 +185,6 @@ func newXLObjects(disks, ignoredDisks []string) (ObjectLayer, error) {
// Initialize xl objects.
xl := xlObjects{
physicalDisks: disks,
storageDisks: newPosixDisks,
dataBlocks: dataBlocks,
parityBlocks: parityBlocks,
@@ -222,10 +220,10 @@ func (d byDiskTotal) Less(i, j int) bool {
// StorageInfo - returns underlying storage statistics.
func (xl xlObjects) StorageInfo() StorageInfo {
var disksInfo []disk.Info
for _, diskPath := range xl.physicalDisks {
info, err := disk.GetInfo(diskPath)
for _, storageDisk := range xl.storageDisks {
info, err := storageDisk.DiskInfo()
if err != nil {
errorIf(err, "Unable to fetch disk info for "+diskPath)
errorIf(err, "Unable to fetch disk info for %#v", storageDisk)
continue
}
disksInfo = append(disksInfo, info)