// checkKMSActionAllowed checks for authorization for a specific action on a resource.
func checkKMSActionAllowed(r *http.Request, owner bool, cred auth.Credentials, action policy.KMSAction, resource string) bool {
	return globalIAMSys.IsAllowed(policy.Args{
		AccountName:     cred.AccessKey,
		Groups:          cred.Groups,
		Action:          policy.Action(action),
		ConditionValues: getConditionValues(r, "", cred),
		IsOwner:         owner,

		{putObjectActionArgs, true},
		{getObjectActionArgs, true},
		{yourbucketAnonGetObjectActionArgs, false},
		{yourbucketGetObjectActionArgs, true},
	}

	for i, testCase := range testCases {
		result := p.IsAllowed(testCase.args)

		if result != testCase.expectedResult {
			t.Fatalf("case %v: expected: %v, got: %v\n", i+1, testCase.expectedResult, result)
		}
	}
}

		}

		cred := auth.Credentials{
			AccessKey: claims.AccessKey,
			Claims:    claims.Map(),
			Groups:    groups,
		}

		// For authenticated users apply IAM policy.
		if !globalIAMSys.IsAllowed(policy.Args{
			AccountName:     cred.AccessKey,
			Groups:          cred.Groups,
			Action:          policy.PrometheusAdminAction,
			ConditionValues: getConditionValues(r, "", cred),
			IsOwner:         owner,

	// Set delimiter value for "s3:delimiter" policy conditionals.
	r.Header.Set("delimiter", SlashSeparator)

	isAllowedAccess := func(bucketName string) (rd, wr bool) {
		if globalIAMSys.IsAllowed(policy.Args{
			AccountName:     cred.AccessKey,
			Groups:          cred.Groups,
			Action:          policy.GetObjectAction,
			BucketName:      bucketName,
			ConditionValues: getConditionValues(r, "", cred),

			//   error.
			// * if you don’t have the s3:ListBucket
			//   permission, Amazon S3 will return an HTTP
			//   status code 403 ("access denied") error.`
			if globalPolicySys.IsAllowed(policy.BucketPolicyArgs{
				Action:          policy.ListBucketAction,
				BucketName:      bucket,
				ConditionValues: getConditionValues(r, "", auth.AnonymousCredentials),
				IsOwner:         false,
			}) {