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setBucketMetadata: Fix a deadlock.

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This commit is contained in:
Harshavardhana
2016-02-05 15:38:09 -08:00
parent c922dd6fbd
commit 8bf1045645
4 changed files with 9 additions and 11 deletions
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4
pkg/fs/fs-bucket.go
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@@ -223,8 +223,6 @@ func (fs Filesystem) GetBucketMetadata(bucket string) (BucketMetadata, *probe.Er
// SetBucketMetadata - set bucket metadata.
func (fs Filesystem) SetBucketMetadata(bucket string, metadata map[string]string) *probe.Error {
fs.rwLock.Lock()
defer fs.rwLock.Unlock()
// Input validation.
if !IsValidBucketName(bucket) {
return probe.NewError(BucketNameInvalid{Bucket: bucket})
@@ -247,7 +245,9 @@ func (fs Filesystem) SetBucketMetadata(bucket string, metadata map[string]string
}
return probe.NewError(e)
}
fs.rwLock.RLock()
bucketMetadata, ok := fs.buckets.Metadata[bucket]
fs.rwLock.RUnlock()
if !ok {
bucketMetadata = &BucketMetadata{}
bucketMetadata.Name = fi.Name()

10
pkg/fs/postpolicyform.go
View File

@@ -100,7 +100,7 @@ func ParsePostPolicyForm(policy string) (PostPolicyForm, *probe.Error) {
for k, v := range condt {
if !isString(v) { // Pre-check value type.
// All values must be of type string.
return parsedPolicy, probe.NewError(fmt.Errorf("Unknown type ‘%s’ of conditional field value ‘%s’ found in POST policy form.",
return parsedPolicy, probe.NewError(fmt.Errorf("Unknown type %s of conditional field value %s found in POST policy form.",
reflect.TypeOf(condt).String(), condt))
}
// {"acl": "public-read" } is an alternate way to indicate - [ "eq", "$acl", "public-read" ]
@@ -115,7 +115,7 @@ func ParsePostPolicyForm(policy string) (PostPolicyForm, *probe.Error) {
}
case []interface{}: // Handle array types.
if len(condt) != 3 { // Return error if we have insufficient elements.
return parsedPolicy, probe.NewError(fmt.Errorf("Malformed conditional fields ‘%s’ of type ‘%s’ found in POST policy form.",
return parsedPolicy, probe.NewError(fmt.Errorf("Malformed conditional fields %s of type %s found in POST policy form.",
condt, reflect.TypeOf(condt).String()))
}
switch toString(condt[0]) {
@@ -123,7 +123,7 @@ func ParsePostPolicyForm(policy string) (PostPolicyForm, *probe.Error) {
for _, v := range condt { // Pre-check all values for type.
if !isString(v) {
// All values must be of type string.
return parsedPolicy, probe.NewError(fmt.Errorf("Unknown type ‘%s’ of conditional field value ‘%s’ found in POST policy form.",
return parsedPolicy, probe.NewError(fmt.Errorf("Unknown type %s of conditional field value %s found in POST policy form.",
reflect.TypeOf(condt).String(), condt))
}
}
@@ -145,11 +145,11 @@ func ParsePostPolicyForm(policy string) (PostPolicyForm, *probe.Error) {
}
default:
// Condition should be valid.
return parsedPolicy, probe.NewError(fmt.Errorf("Unknown type ‘%s’ of conditional field value ‘%s’ found in POST policy form.",
return parsedPolicy, probe.NewError(fmt.Errorf("Unknown type %s of conditional field value %s found in POST policy form.",
reflect.TypeOf(condt).String(), condt))
}
default:
return parsedPolicy, probe.NewError(fmt.Errorf("Unknown field ‘%s’ of type ‘%s’ found in POST policy form.",
return parsedPolicy, probe.NewError(fmt.Errorf("Unknown field %s of type %s found in POST policy form.",
condt, reflect.TypeOf(condt).String()))
}
}