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default to common conditions if conditions not present (#11546)

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fixes #11544
This commit is contained in:
Harshavardhana 2021-02-16 11:56:45 -08:00 committed by GitHub
parent 7d4a2d2b68
commit 87cce344f6
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 6 additions and 46 deletions
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45
pkg/iam/policy/action.go
View File

@ -291,34 +291,20 @@ func (action Action) IsValid() bool {
type actionConditionKeyMap map[Action]condition.KeySet
func (a actionConditionKeyMap) Lookup(action Action) (condition.KeySet, bool) {
var ckeysMerged = condition.KeySet{}
var found bool
func (a actionConditionKeyMap) Lookup(action Action) condition.KeySet {
var ckeysMerged = condition.NewKeySet(condition.CommonKeys...)
for act, ckey := range a {
if action.Match(act) {
ckeysMerged.Merge(ckey)
found = true
}
}
return ckeysMerged, found
return ckeysMerged
}
// iamActionConditionKeyMap - holds mapping of supported condition key for an action.
var iamActionConditionKeyMap = actionConditionKeyMap{
AllActions: condition.NewKeySet(condition.AllSupportedKeys...),
AbortMultipartUploadAction: condition.NewKeySet(condition.CommonKeys...),
CreateBucketAction: condition.NewKeySet(condition.CommonKeys...),
DeleteBucketPolicyAction: condition.NewKeySet(condition.CommonKeys...),
GetBucketLocationAction: condition.NewKeySet(condition.CommonKeys...),
GetBucketNotificationAction: condition.NewKeySet(condition.CommonKeys...),
GetBucketPolicyAction: condition.NewKeySet(condition.CommonKeys...),
GetObjectAction: condition.NewKeySet(
append([]condition.Key{
condition.S3XAmzServerSideEncryption,
@ -326,10 +312,6 @@ var iamActionConditionKeyMap = actionConditionKeyMap{
condition.S3VersionID,
}, condition.CommonKeys...)...),
HeadBucketAction: condition.NewKeySet(condition.CommonKeys...),
ListAllMyBucketsAction: condition.NewKeySet(condition.CommonKeys...),
ListBucketAction: condition.NewKeySet(
append([]condition.Key{
condition.S3Prefix,
@ -344,18 +326,6 @@ var iamActionConditionKeyMap = actionConditionKeyMap{
condition.S3MaxKeys,
}, condition.CommonKeys...)...),
ListBucketMultipartUploadsAction: condition.NewKeySet(condition.CommonKeys...),
ListenNotificationAction: condition.NewKeySet(condition.CommonKeys...),
ListenBucketNotificationAction: condition.NewKeySet(condition.CommonKeys...),
ListMultipartUploadPartsAction: condition.NewKeySet(condition.CommonKeys...),
PutBucketNotificationAction: condition.NewKeySet(condition.CommonKeys...),
PutBucketPolicyAction: condition.NewKeySet(condition.CommonKeys...),
DeleteObjectAction: condition.NewKeySet(
append([]condition.Key{
condition.S3VersionID,
@ -385,12 +355,14 @@ var iamActionConditionKeyMap = actionConditionKeyMap{
condition.S3ObjectLockMode,
condition.S3VersionID,
}, condition.CommonKeys...)...),
GetObjectRetentionAction: condition.NewKeySet(
append([]condition.Key{
condition.S3XAmzServerSideEncryption,
condition.S3XAmzServerSideEncryptionCustomerAlgorithm,
condition.S3VersionID,
}, condition.CommonKeys...)...),
PutObjectLegalHoldAction: condition.NewKeySet(
append([]condition.Key{
condition.S3XAmzServerSideEncryption,
@ -410,11 +382,6 @@ var iamActionConditionKeyMap = actionConditionKeyMap{
condition.S3ObjectLockLegalHold,
}, condition.CommonKeys...)...),
GetBucketObjectLockConfigurationAction: condition.NewKeySet(condition.CommonKeys...),
PutBucketObjectLockConfigurationAction: condition.NewKeySet(condition.CommonKeys...),
GetBucketTaggingAction: condition.NewKeySet(condition.CommonKeys...),
PutBucketTaggingAction: condition.NewKeySet(condition.CommonKeys...),
PutObjectTaggingAction: condition.NewKeySet(
append([]condition.Key{
condition.S3VersionID,
@ -448,8 +415,6 @@ var iamActionConditionKeyMap = actionConditionKeyMap{
append([]condition.Key{
condition.S3VersionID,
}, condition.CommonKeys...)...),
GetReplicationConfigurationAction: condition.NewKeySet(condition.CommonKeys...),
PutReplicationConfigurationAction: condition.NewKeySet(condition.CommonKeys...),
ReplicateObjectAction: condition.NewKeySet(
append([]condition.Key{
condition.S3VersionID,

7
pkg/iam/policy/statement.go
View File

@ -114,13 +114,8 @@ func (statement Statement) isValid() error {
return Errorf("unsupported Resource found %v for action %v", statement.Resources, action)
}
condKeys, ok := iamActionConditionKeyMap.Lookup(action)
if !ok {
return Errorf("conditions are not supported for action %v", action)
}
keys := statement.Conditions.Keys()
keyDiff := keys.Difference(condKeys)
keyDiff := keys.Difference(iamActionConditionKeyMap.Lookup(action))
if !keyDiff.IsEmpty() {
return Errorf("unsupported condition keys '%v' used for action '%v'", keyDiff, action)
}