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xl: Abort multipart upload should honor quorum properly. (#3670)

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Current implementation didn't honor quorum properly and didn't
handle the errors generated properly. This patch addresses that
and also moves common code `cleanupMultipartUploads` into xl
specific private function.

Fixes #3665
This commit is contained in:
Harshavardhana
2017-02-01 11:16:17 -08:00
committed by GitHub
parent 35ca3e5d9b
commit 6a6c930f5b
9 changed files with 100 additions and 148 deletions
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17
cmd/xl-v1-utils.go
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@@ -83,23 +83,6 @@ func reduceWriteQuorumErrs(errs []error, ignoredErrs []error, writeQuorum int) (
return reduceQuorumErrs(errs, ignoredErrs, writeQuorum, errXLWriteQuorum)
}
// List of all errors which are ignored while verifying quorum.
var quorumIgnoredErrs = append(baseIgnoredErrs, errDiskAccessDenied)
// Validates if we have quorum based on the errors related to disk only.
// Returns 'true' if we have quorum, 'false' if we don't.
func isDiskQuorum(errs []error, minQuorumCount int) bool {
var count int
errs = errorsCause(errs)
for _, err := range errs {
// Check if the error can be ignored for quorum verification.
if !isErrIgnored(err, quorumIgnoredErrs...) {
count++
}
}
return count >= minQuorumCount
}
// Similar to 'len(slice)' but returns the actual elements count
// skipping the unallocated elements.
func diskCount(disks []StorageAPI) int {