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After healing re-load disks with the new format (#5718)
This PR also fixes correct calculation of drive states before and after healing of objects. Fixes #5700 Fixes #5708
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@ -131,6 +131,31 @@ func findDiskIndex(refFormat, format *formatXLV3) (int, int, error) {
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return -1, -1, fmt.Errorf("diskID: %s not found", format.XL.This)
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}
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// connectDisks - attempt to connect all the endpoints, loads format
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// and re-arranges the disks in proper position.
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func (s *xlSets) connectDisks() {
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for _, endpoint := range s.endpoints {
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if s.isConnected(endpoint) {
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continue
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}
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disk, format, err := connectEndpoint(endpoint)
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if err != nil {
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printEndpointError(endpoint, err)
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continue
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}
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s.formatMu.RLock()
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i, j, err := findDiskIndex(s.format, format)
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s.formatMu.RUnlock()
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if err != nil {
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printEndpointError(endpoint, err)
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continue
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}
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s.xlDisksMu.Lock()
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s.xlDisks[i][j] = disk
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s.xlDisksMu.Unlock()
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}
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}
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// monitorAndConnectEndpoints this is a monitoring loop to keep track of disconnected
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// endpoints by reconnecting them and making sure to place them into right position in
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// the set topology, this monitoring happens at a given monitoring interval.
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@ -143,26 +168,7 @@ func (s *xlSets) monitorAndConnectEndpoints(doneCh chan struct{}, monitorInterva
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ticker.Stop()
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return
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case <-ticker.C:
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for _, endpoint := range s.endpoints {
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if s.isConnected(endpoint) {
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continue
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}
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disk, format, err := connectEndpoint(endpoint)
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if err != nil {
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printEndpointError(endpoint, err)
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continue
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}
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s.formatMu.RLock()
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i, j, err := findDiskIndex(s.format, format)
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s.formatMu.RUnlock()
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if err != nil {
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printEndpointError(endpoint, err)
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continue
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}
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s.xlDisksMu.Lock()
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s.xlDisks[i][j] = disk
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s.xlDisksMu.Unlock()
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}
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s.connectDisks()
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}
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}
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}
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@ -1036,6 +1042,9 @@ func (s *xlSets) HealFormat(ctx context.Context, dryRun bool) (madmin.HealResult
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s.formatMu.Lock()
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s.format = refFormat
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s.formatMu.Unlock()
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// Connect disks, after saving the new reference format.
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s.connectDisks()
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}
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return res, nil
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@ -338,20 +338,24 @@ func healObject(storageDisks []StorageAPI, bucket string, object string,
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outDatedDisks[i] = storageDisks[i]
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disksToHealCount++
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}
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var drive string
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if v == nil {
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if errs[i] != errDiskNotFound {
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drive = outDatedDisks[i].String()
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}
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result.Before.Drives = append(result.Before.Drives, madmin.HealDriveInfo{
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UUID: "",
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Endpoint: "",
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Endpoint: drive,
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State: driveState,
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})
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result.After.Drives = append(result.After.Drives, madmin.HealDriveInfo{
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UUID: "",
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Endpoint: "",
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Endpoint: drive,
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State: driveState,
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})
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continue
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}
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drive := v.String()
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drive = v.String()
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result.Before.Drives = append(result.Before.Drives, madmin.HealDriveInfo{
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UUID: "",
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Endpoint: drive,
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@ -492,7 +496,7 @@ func healObject(storageDisks []StorageAPI, bucket string, object string,
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}
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// Rename from tmp location to the actual location.
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for diskIndex, disk := range outDatedDisks {
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for _, disk := range outDatedDisks {
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if disk == nil {
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continue
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}
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@ -504,12 +508,9 @@ func healObject(storageDisks []StorageAPI, bucket string, object string,
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return result, toObjectErr(errors.Trace(aErr), bucket, object)
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}
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realDiskIdx := unshuffleIndex(diskIndex, latestMeta.Erasure.Distribution)
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if outDatedDisks[realDiskIdx] != nil {
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for i, v := range result.After.Drives {
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if v.Endpoint == outDatedDisks[realDiskIdx].String() {
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result.After.Drives[i].State = madmin.DriveStateOk
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}
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for i, v := range result.Before.Drives {
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if v.Endpoint == disk.String() {
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result.After.Drives[i].State = madmin.DriveStateOk
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}
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}
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}
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@ -197,6 +197,12 @@ func getStorageInfo(disks []StorageAPI) StorageInfo {
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// This is the number of drives we report free and total space for
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availableDataDisks := uint64(onlineDisks - sscParity)
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// Available data disks can be zero when onlineDisks is equal to parity,
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// at that point we simply choose online disks to calculate the size.
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if availableDataDisks == 0 {
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availableDataDisks = uint64(onlineDisks)
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}
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// Return calculated storage info, choose the lowest Total and
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// Free as the total aggregated values. Total capacity is always
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// the multiple of smallest disk among the disk list.
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