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fix: do not heal when disks are down (#12186)

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HeadObject() was erroneously attempting
a heal when disks are down, avoid it.
This commit is contained in:
Harshavardhana 2021-04-29 09:54:16 -07:00 committed by GitHub
parent b3c8a1864f
commit 336c8ac99f
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 14 additions and 0 deletions
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6
cmd/erasure-object.go
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@ -433,6 +433,12 @@ func (er erasureObjects) getObjectFileInfo(ctx context.Context, bucket, object s
return fi, nil, nil, err
}
// if one of the disk is offline, return right here no need
// to attempt a heal on the object.
if countErrs(errs, errDiskNotFound) > 0 {
return fi, metaArr, onlineDisks, nil
}
var missingBlocks int
for i, err := range errs {
if err != nil && errors.Is(err, errFileNotFound) {

8
cmd/storage-rest-client.go
View File

@ -238,6 +238,14 @@ func (client *storageRESTClient) SetDiskID(id string) {
// DiskInfo - fetch disk information for a remote disk.
func (client *storageRESTClient) DiskInfo(ctx context.Context) (info DiskInfo, err error) {
if !client.IsOnline() {
// make sure to check if the disk is offline, since the underlying
// value is cached we should attempt to invalidate it if such calls
// were attempted. This can lead to false success under certain conditions
// - this change attempts to avoid stale information if the underlying
// transport is already down.
return info, errDiskNotFound
}
client.diskInfoCache.Once.Do(func() {
client.diskInfoCache.TTL = time.Second
client.diskInfoCache.Update = func() (interface{}, error) {