1174 lines
28 KiB
Go
1174 lines
28 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package iampolicy
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import (
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"encoding/json"
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"net"
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"reflect"
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"strings"
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"testing"
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"time"
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"github.com/minio/minio-go/v7/pkg/set"
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"github.com/minio/minio/pkg/bucket/policy"
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"github.com/minio/minio/pkg/bucket/policy/condition"
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)
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func TestGetPoliciesFromClaims(t *testing.T) {
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attributesArray := `{
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"exp": 1594690452,
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"iat": 1594689552,
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"auth_time": 1594689552,
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"jti": "18ed05c9-2c69-45d5-a33f-8c94aca99ad5",
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"iss": "http://localhost:8080/auth/realms/minio",
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"aud": "account",
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"sub": "7e5e2f30-1c97-4616-8623-2eae14dee9b1",
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"typ": "ID",
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"azp": "account",
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"nonce": "66ZoLzwJbjdkiedI",
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"session_state": "3df7b526-5310-4038-9f35-50ecd295a31d",
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"acr": "1",
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"upn": "harsha",
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"address": {},
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"email_verified": false,
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"groups": [
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"offline_access"
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],
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"preferred_username": "harsha",
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"policy": [
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"readwrite",
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"readwrite,readonly",
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" readonly",
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""
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]}`
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var m = make(map[string]interface{})
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if err := json.Unmarshal([]byte(attributesArray), &m); err != nil {
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t.Fatal(err)
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}
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var expectedSet = set.CreateStringSet("readwrite", "readonly")
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gotSet, ok := GetPoliciesFromClaims(m, "policy")
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if !ok {
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t.Fatal("no policy claim was found")
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}
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if gotSet.IsEmpty() {
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t.Fatal("no policies were found in policy claim")
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}
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if !gotSet.Equals(expectedSet) {
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t.Fatalf("Expected %v got %v", expectedSet, gotSet)
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}
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}
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func TestPolicyIsAllowed(t *testing.T) {
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case1Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(GetBucketLocationAction, PutObjectAction),
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NewResourceSet(NewResource("*", "")),
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condition.NewFunctions(),
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)},
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}
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case2Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(GetObjectAction, PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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)},
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}
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_, IPNet, err := net.ParseCIDR("192.168.1.0/24")
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if err != nil {
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t.Fatalf("unexpected error. %v\n", err)
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}
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func1, err := condition.NewIPAddressFunc(
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condition.AWSSourceIP,
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IPNet,
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)
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if err != nil {
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t.Fatalf("unexpected error. %v\n", err)
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}
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case3Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(GetObjectAction, PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(func1),
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)},
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}
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case4Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Deny,
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NewActionSet(GetObjectAction, PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(func1),
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)},
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}
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anonGetBucketLocationArgs := Args{
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AccountName: "Q3AM3UQ867SPQQA43P2F",
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Action: GetBucketLocationAction,
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BucketName: "mybucket",
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ConditionValues: map[string][]string{},
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}
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anonPutObjectActionArgs := Args{
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AccountName: "Q3AM3UQ867SPQQA43P2F",
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Action: PutObjectAction,
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BucketName: "mybucket",
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ConditionValues: map[string][]string{
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"x-amz-copy-source": {"mybucket/myobject"},
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"SourceIp": {"192.168.1.10"},
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},
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ObjectName: "myobject",
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}
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anonGetObjectActionArgs := Args{
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AccountName: "Q3AM3UQ867SPQQA43P2F",
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Action: GetObjectAction,
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BucketName: "mybucket",
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ConditionValues: map[string][]string{},
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ObjectName: "myobject",
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}
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getBucketLocationArgs := Args{
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AccountName: "Q3AM3UQ867SPQQA43P2F",
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Action: GetBucketLocationAction,
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BucketName: "mybucket",
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ConditionValues: map[string][]string{},
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}
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putObjectActionArgs := Args{
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AccountName: "Q3AM3UQ867SPQQA43P2F",
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Action: PutObjectAction,
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BucketName: "mybucket",
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ConditionValues: map[string][]string{
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"x-amz-copy-source": {"mybucket/myobject"},
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"SourceIp": {"192.168.1.10"},
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},
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ObjectName: "myobject",
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}
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getObjectActionArgs := Args{
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AccountName: "Q3AM3UQ867SPQQA43P2F",
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Action: GetObjectAction,
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BucketName: "mybucket",
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ConditionValues: map[string][]string{},
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ObjectName: "myobject",
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}
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testCases := []struct {
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policy Policy
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args Args
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expectedResult bool
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}{
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{case1Policy, anonGetBucketLocationArgs, true},
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{case1Policy, anonPutObjectActionArgs, true},
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{case1Policy, anonGetObjectActionArgs, false},
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{case1Policy, getBucketLocationArgs, true},
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{case1Policy, putObjectActionArgs, true},
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{case1Policy, getObjectActionArgs, false},
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{case2Policy, anonGetBucketLocationArgs, false},
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{case2Policy, anonPutObjectActionArgs, true},
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{case2Policy, anonGetObjectActionArgs, true},
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{case2Policy, getBucketLocationArgs, false},
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{case2Policy, putObjectActionArgs, true},
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{case2Policy, getObjectActionArgs, true},
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{case3Policy, anonGetBucketLocationArgs, false},
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{case3Policy, anonPutObjectActionArgs, true},
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{case3Policy, anonGetObjectActionArgs, false},
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{case3Policy, getBucketLocationArgs, false},
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{case3Policy, putObjectActionArgs, true},
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{case3Policy, getObjectActionArgs, false},
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{case4Policy, anonGetBucketLocationArgs, false},
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{case4Policy, anonPutObjectActionArgs, false},
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{case4Policy, anonGetObjectActionArgs, false},
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{case4Policy, getBucketLocationArgs, false},
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{case4Policy, putObjectActionArgs, false},
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{case4Policy, getObjectActionArgs, false},
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}
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for i, testCase := range testCases {
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result := testCase.policy.IsAllowed(testCase.args)
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if result != testCase.expectedResult {
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t.Errorf("case %v: expected: %v, got: %v\n", i+1, testCase.expectedResult, result)
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}
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}
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}
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func TestPolicyIsEmpty(t *testing.T) {
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case1Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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),
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},
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}
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case2Policy := Policy{
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ID: "MyPolicyForMyBucket",
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Version: DefaultVersion,
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}
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testCases := []struct {
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policy Policy
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expectedResult bool
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}{
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{case1Policy, false},
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{case2Policy, true},
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}
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for i, testCase := range testCases {
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result := testCase.policy.IsEmpty()
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if result != testCase.expectedResult {
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t.Fatalf("case %v: expected: %v, got: %v\n", i+1, testCase.expectedResult, result)
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}
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}
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}
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func TestPolicyIsValid(t *testing.T) {
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case1Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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),
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},
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}
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case2Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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),
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NewStatement(
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policy.Deny,
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NewActionSet(GetObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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),
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},
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}
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case3Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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),
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NewStatement(
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policy.Deny,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/yourobject*")),
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condition.NewFunctions(),
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),
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},
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}
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func1, err := condition.NewNullFunc(
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condition.S3XAmzCopySource,
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true,
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)
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if err != nil {
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t.Fatalf("unexpected error. %v\n", err)
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}
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func2, err := condition.NewNullFunc(
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condition.S3XAmzServerSideEncryption,
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false,
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)
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if err != nil {
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t.Fatalf("unexpected error. %v\n", err)
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}
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case4Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(func1),
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),
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NewStatement(
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policy.Deny,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(func2),
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),
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},
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}
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case5Policy := Policy{
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Version: "17-10-2012",
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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),
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},
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}
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case6Policy := Policy{
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ID: "MyPolicyForMyBucket1",
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(GetObjectAction, PutObjectAction),
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NewResourceSet(NewResource("mybucket", "myobject*")),
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condition.NewFunctions(func1, func2),
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),
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},
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}
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case7Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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),
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NewStatement(
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policy.Deny,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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),
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},
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}
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case8Policy := Policy{
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Version: DefaultVersion,
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Statements: []Statement{
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NewStatement(
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policy.Allow,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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),
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NewStatement(
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policy.Allow,
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NewActionSet(PutObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(),
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),
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},
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}
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testCases := []struct {
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policy Policy
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expectErr bool
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}{
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{case1Policy, false},
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// allowed duplicate principal.
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{case2Policy, false},
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// allowed duplicate principal and action.
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{case3Policy, false},
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// allowed duplicate principal, action and resource.
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{case4Policy, false},
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// Invalid version error.
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{case5Policy, true},
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// Invalid statement error.
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{case6Policy, true},
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// Duplicate statement different Effects.
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{case7Policy, false},
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// Duplicate statement same Effects, duplicate effect will be removed.
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{case8Policy, false},
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}
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for i, testCase := range testCases {
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err := testCase.policy.isValid()
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expectErr := (err != nil)
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if expectErr != testCase.expectErr {
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t.Fatalf("case %v: error: expected: %v, got: %v", i+1, testCase.expectErr, expectErr)
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}
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}
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}
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// Parse config with location constraints
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func TestPolicyParseConfig(t *testing.T) {
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policy1LocationConstraint := `{
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"Version":"2012-10-17",
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"Statement":[
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{
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"Sid":"statement1",
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"Effect":"Allow",
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"Action": "s3:CreateBucket",
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"Resource": "arn:aws:s3:::*",
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"Condition": {
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"StringLike": {
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"s3:LocationConstraint": "us-east-1"
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}
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}
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},
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{
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"Sid":"statement2",
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"Effect":"Deny",
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"Action": "s3:CreateBucket",
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"Resource": "arn:aws:s3:::*",
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"Condition": {
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"StringNotLike": {
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"s3:LocationConstraint": "us-east-1"
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}
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}
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}
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]
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}`
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policy2Condition := `{
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"Version": "2012-10-17",
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"Statement": [
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{
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"Sid": "statement1",
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"Effect": "Allow",
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"Action": "s3:GetObjectVersion",
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"Resource": "arn:aws:s3:::test/HappyFace.jpg"
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},
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{
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"Sid": "statement2",
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"Effect": "Deny",
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"Action": "s3:GetObjectVersion",
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"Resource": "arn:aws:s3:::test/HappyFace.jpg",
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"Condition": {
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"StringNotEquals": {
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"s3:versionid": "AaaHbAQitwiL_h47_44lRO2DDfLlBO5e"
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}
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}
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}
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]
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}`
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|
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policy3ConditionActionRegex := `{
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"Version": "2012-10-17",
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"Statement": [
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{
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"Sid": "statement2",
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"Effect": "Allow",
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"Action": "s3:Get*",
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"Resource": "arn:aws:s3:::test/HappyFace.jpg",
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"Condition": {
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"StringEquals": {
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"s3:versionid": "AaaHbAQitwiL_h47_44lRO2DDfLlBO5e"
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}
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}
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}
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]
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}`
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|
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policy4ConditionAction := `{
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"Version": "2012-10-17",
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"Statement": [
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{
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"Sid": "statement2",
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"Effect": "Allow",
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"Action": "s3:GetObject",
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"Resource": "arn:aws:s3:::test/HappyFace.jpg",
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"Condition": {
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"StringEquals": {
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"s3:versionid": "AaaHbAQitwiL_h47_44lRO2DDfLlBO5e"
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}
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}
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}
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]
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}`
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|
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policy5ConditionCurrenTime := `{
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"Version": "2012-10-17",
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"Statement": [
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{
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"Effect": "Allow",
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"Action": [
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"s3:Get*",
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"s3:Put*"
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],
|
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"Resource": [
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"arn:aws:s3:::test/*"
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],
|
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"Condition": {
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"DateGreaterThan": {
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"aws:CurrentTime": [
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"2017-02-28T00:00:00Z"
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]
|
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}
|
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}
|
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}
|
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]
|
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}`
|
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|
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policy5ConditionCurrenTimeLesser := `{
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"Version": "2012-10-17",
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"Statement": [
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{
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"Effect": "Allow",
|
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"Action": [
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"s3:Get*",
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"s3:Put*"
|
|
],
|
|
"Resource": [
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"arn:aws:s3:::test/*"
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],
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"Condition": {
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|
"DateLessThan": {
|
|
"aws:CurrentTime": [
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"2017-02-28T00:00:00Z"
|
|
]
|
|
}
|
|
}
|
|
}
|
|
]
|
|
}`
|
|
|
|
tests := []struct {
|
|
p string
|
|
args Args
|
|
allowed bool
|
|
}{
|
|
{
|
|
p: policy1LocationConstraint,
|
|
allowed: true,
|
|
args: Args{
|
|
AccountName: "allowed",
|
|
Action: CreateBucketAction,
|
|
BucketName: "test",
|
|
ConditionValues: map[string][]string{"LocationConstraint": {"us-east-1"}},
|
|
},
|
|
},
|
|
{
|
|
p: policy1LocationConstraint,
|
|
allowed: false,
|
|
args: Args{
|
|
AccountName: "disallowed",
|
|
Action: CreateBucketAction,
|
|
BucketName: "test",
|
|
ConditionValues: map[string][]string{"LocationConstraint": {"us-east-2"}},
|
|
},
|
|
},
|
|
{
|
|
p: policy2Condition,
|
|
allowed: true,
|
|
args: Args{
|
|
AccountName: "allowed",
|
|
Action: GetObjectAction,
|
|
BucketName: "test",
|
|
ObjectName: "HappyFace.jpg",
|
|
ConditionValues: map[string][]string{"versionid": {"AaaHbAQitwiL_h47_44lRO2DDfLlBO5e"}},
|
|
},
|
|
},
|
|
{
|
|
p: policy2Condition,
|
|
allowed: false,
|
|
args: Args{
|
|
AccountName: "disallowed",
|
|
Action: GetObjectAction,
|
|
BucketName: "test",
|
|
ObjectName: "HappyFace.jpg",
|
|
ConditionValues: map[string][]string{"versionid": {"AaaHbAQitwiL_h47_44lRO2DDfLlBO5f"}},
|
|
},
|
|
},
|
|
{
|
|
p: policy3ConditionActionRegex,
|
|
allowed: true,
|
|
args: Args{
|
|
AccountName: "allowed",
|
|
Action: GetObjectAction,
|
|
BucketName: "test",
|
|
ObjectName: "HappyFace.jpg",
|
|
ConditionValues: map[string][]string{"versionid": {"AaaHbAQitwiL_h47_44lRO2DDfLlBO5e"}},
|
|
},
|
|
},
|
|
{
|
|
p: policy3ConditionActionRegex,
|
|
allowed: false,
|
|
args: Args{
|
|
AccountName: "disallowed",
|
|
Action: GetObjectAction,
|
|
BucketName: "test",
|
|
ObjectName: "HappyFace.jpg",
|
|
ConditionValues: map[string][]string{"versionid": {"AaaHbAQitwiL_h47_44lRO2DDfLlBO5f"}},
|
|
},
|
|
},
|
|
{
|
|
p: policy4ConditionAction,
|
|
allowed: true,
|
|
args: Args{
|
|
AccountName: "allowed",
|
|
Action: GetObjectAction,
|
|
BucketName: "test",
|
|
ObjectName: "HappyFace.jpg",
|
|
ConditionValues: map[string][]string{"versionid": {"AaaHbAQitwiL_h47_44lRO2DDfLlBO5e"}},
|
|
},
|
|
},
|
|
{
|
|
p: policy5ConditionCurrenTime,
|
|
allowed: true,
|
|
args: Args{
|
|
AccountName: "allowed",
|
|
Action: GetObjectAction,
|
|
BucketName: "test",
|
|
ObjectName: "HappyFace.jpg",
|
|
ConditionValues: map[string][]string{
|
|
"CurrentTime": {time.Now().Format(time.RFC3339)},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
p: policy5ConditionCurrenTimeLesser,
|
|
allowed: false,
|
|
args: Args{
|
|
AccountName: "disallowed",
|
|
Action: GetObjectAction,
|
|
BucketName: "test",
|
|
ObjectName: "HappyFace.jpg",
|
|
ConditionValues: map[string][]string{
|
|
"CurrentTime": {time.Now().Format(time.RFC3339)},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
for _, test := range tests {
|
|
test := test
|
|
t.Run(test.args.AccountName, func(t *testing.T) {
|
|
ip, err := ParseConfig(strings.NewReader(test.p))
|
|
if err != nil {
|
|
t.Error(err)
|
|
}
|
|
if got := ip.IsAllowed(test.args); got != test.allowed {
|
|
t.Errorf("Expected %t, got %t", test.allowed, got)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPolicyUnmarshalJSONAndValidate(t *testing.T) {
|
|
case1Data := []byte(`{
|
|
"ID": "MyPolicyForMyBucket1",
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Sid": "SomeId1",
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
}
|
|
]
|
|
}`)
|
|
case1Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
},
|
|
}
|
|
case1Policy.Statements[0].SID = "SomeId1"
|
|
|
|
case2Data := []byte(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
},
|
|
{
|
|
"Effect": "Deny",
|
|
"Action": "s3:GetObject",
|
|
"Resource": "arn:aws:s3:::mybucket/yourobject*",
|
|
"Condition": {
|
|
"IpAddress": {
|
|
"aws:SourceIp": "192.168.1.0/24"
|
|
}
|
|
}
|
|
}
|
|
]
|
|
}`)
|
|
_, IPNet1, err := net.ParseCIDR("192.168.1.0/24")
|
|
if err != nil {
|
|
t.Fatalf("unexpected error. %v\n", err)
|
|
}
|
|
func1, err := condition.NewIPAddressFunc(
|
|
condition.AWSSourceIP,
|
|
IPNet1,
|
|
)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error. %v\n", err)
|
|
}
|
|
|
|
case2Policy := Policy{
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
NewStatement(
|
|
policy.Deny,
|
|
NewActionSet(GetObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/yourobject*")),
|
|
condition.NewFunctions(func1),
|
|
),
|
|
},
|
|
}
|
|
|
|
case3Data := []byte(`{
|
|
"ID": "MyPolicyForMyBucket1",
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:GetObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
},
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
}
|
|
]
|
|
}`)
|
|
case3Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(GetObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
},
|
|
}
|
|
|
|
case4Data := []byte(`{
|
|
"ID": "MyPolicyForMyBucket1",
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
},
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:GetObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
}
|
|
]
|
|
}`)
|
|
case4Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(GetObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
},
|
|
}
|
|
|
|
case5Data := []byte(`{
|
|
"ID": "MyPolicyForMyBucket1",
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
},
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/yourobject*"
|
|
}
|
|
]
|
|
}`)
|
|
case5Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/yourobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
},
|
|
}
|
|
|
|
case6Data := []byte(`{
|
|
"ID": "MyPolicyForMyBucket1",
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*",
|
|
"Condition": {
|
|
"IpAddress": {
|
|
"aws:SourceIp": "192.168.1.0/24"
|
|
}
|
|
}
|
|
},
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*",
|
|
"Condition": {
|
|
"IpAddress": {
|
|
"aws:SourceIp": "192.168.2.0/24"
|
|
}
|
|
}
|
|
}
|
|
]
|
|
}`)
|
|
_, IPNet2, err := net.ParseCIDR("192.168.2.0/24")
|
|
if err != nil {
|
|
t.Fatalf("unexpected error. %v\n", err)
|
|
}
|
|
func2, err := condition.NewIPAddressFunc(
|
|
condition.AWSSourceIP,
|
|
IPNet2,
|
|
)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error. %v\n", err)
|
|
}
|
|
|
|
case6Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/myobject*")),
|
|
condition.NewFunctions(func1),
|
|
),
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "/myobject*")),
|
|
condition.NewFunctions(func2),
|
|
),
|
|
},
|
|
}
|
|
|
|
case7Data := []byte(`{
|
|
"ID": "MyPolicyForMyBucket1",
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:GetBucketLocation",
|
|
"Resource": "arn:aws:s3:::mybucket"
|
|
}
|
|
]
|
|
}`)
|
|
|
|
case7Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(GetBucketLocationAction),
|
|
NewResourceSet(NewResource("mybucket", "")),
|
|
condition.NewFunctions(),
|
|
),
|
|
},
|
|
}
|
|
|
|
case8Data := []byte(`{
|
|
"ID": "MyPolicyForMyBucket1",
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:GetBucketLocation",
|
|
"Resource": "arn:aws:s3:::*"
|
|
}
|
|
]
|
|
}`)
|
|
|
|
case8Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(GetBucketLocationAction),
|
|
NewResourceSet(NewResource("*", "")),
|
|
condition.NewFunctions(),
|
|
),
|
|
},
|
|
}
|
|
|
|
case9Data := []byte(`{
|
|
"ID": "MyPolicyForMyBucket1",
|
|
"Version": "17-10-2012",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
}
|
|
]
|
|
}`)
|
|
|
|
case10Data := []byte(`{
|
|
"ID": "MyPolicyForMyBucket1",
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
},
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
}
|
|
]
|
|
}`)
|
|
case10Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
},
|
|
}
|
|
|
|
case11Data := []byte(`{
|
|
"ID": "MyPolicyForMyBucket1",
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
},
|
|
{
|
|
"Effect": "Deny",
|
|
"Action": "s3:PutObject",
|
|
"Resource": "arn:aws:s3:::mybucket/myobject*"
|
|
}
|
|
]
|
|
}`)
|
|
|
|
case11Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
NewStatement(
|
|
policy.Deny,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
},
|
|
}
|
|
|
|
testCases := []struct {
|
|
data []byte
|
|
expectedResult Policy
|
|
expectUnmarshalErr bool
|
|
expectValidationErr bool
|
|
}{
|
|
{case1Data, case1Policy, false, false},
|
|
{case2Data, case2Policy, false, false},
|
|
{case3Data, case3Policy, false, false},
|
|
{case4Data, case4Policy, false, false},
|
|
{case5Data, case5Policy, false, false},
|
|
{case6Data, case6Policy, false, false},
|
|
{case7Data, case7Policy, false, false},
|
|
{case8Data, case8Policy, false, false},
|
|
// Invalid version error.
|
|
{case9Data, Policy{}, false, true},
|
|
// Duplicate statement success, duplicate statement is removed.
|
|
{case10Data, case10Policy, false, false},
|
|
// Duplicate statement success (Effect differs).
|
|
{case11Data, case11Policy, false, false},
|
|
}
|
|
|
|
for i, testCase := range testCases {
|
|
var result Policy
|
|
err := json.Unmarshal(testCase.data, &result)
|
|
expectErr := (err != nil)
|
|
|
|
if expectErr != testCase.expectUnmarshalErr {
|
|
t.Errorf("case %v: error during unmarshal: expected: %v, got: %v", i+1, testCase.expectUnmarshalErr, expectErr)
|
|
}
|
|
|
|
err = result.Validate()
|
|
expectErr = (err != nil)
|
|
|
|
if expectErr != testCase.expectValidationErr {
|
|
t.Errorf("case %v: error during validation: expected: %v, got: %v", i+1, testCase.expectValidationErr, expectErr)
|
|
}
|
|
|
|
if !testCase.expectUnmarshalErr && !testCase.expectValidationErr {
|
|
if !reflect.DeepEqual(result, testCase.expectedResult) {
|
|
t.Errorf("case %v: result: expected: %v, got: %v", i+1, testCase.expectedResult, result)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestPolicyValidate(t *testing.T) {
|
|
case1Policy := Policy{
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(PutObjectAction),
|
|
NewResourceSet(NewResource("", "")),
|
|
condition.NewFunctions(),
|
|
),
|
|
},
|
|
}
|
|
|
|
func1, err := condition.NewNullFunc(
|
|
condition.S3XAmzCopySource,
|
|
true,
|
|
)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error. %v\n", err)
|
|
}
|
|
func2, err := condition.NewNullFunc(
|
|
condition.S3XAmzServerSideEncryption,
|
|
false,
|
|
)
|
|
if err != nil {
|
|
t.Fatalf("unexpected error. %v\n", err)
|
|
}
|
|
case2Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(GetObjectAction, PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "myobject*")),
|
|
condition.NewFunctions(func1, func2),
|
|
),
|
|
},
|
|
}
|
|
|
|
case3Policy := Policy{
|
|
ID: "MyPolicyForMyBucket1",
|
|
Version: DefaultVersion,
|
|
Statements: []Statement{
|
|
NewStatement(
|
|
policy.Allow,
|
|
NewActionSet(GetObjectAction, PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "myobject*")),
|
|
condition.NewFunctions(),
|
|
),
|
|
},
|
|
}
|
|
|
|
testCases := []struct {
|
|
policy Policy
|
|
expectErr bool
|
|
}{
|
|
{case1Policy, true},
|
|
{case2Policy, true},
|
|
{case3Policy, false},
|
|
}
|
|
|
|
for i, testCase := range testCases {
|
|
err := testCase.policy.Validate()
|
|
expectErr := (err != nil)
|
|
|
|
if expectErr != testCase.expectErr {
|
|
t.Fatalf("case %v: error: expected: %v, got: %v", i+1, testCase.expectErr, expectErr)
|
|
}
|
|
}
|
|
}
|