mirror of
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573 lines
15 KiB
Go
573 lines
15 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 policy
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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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"testing"
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"github.com/minio/minio/pkg/bucket/policy/condition"
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)
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func TestStatementIsAllowed(t *testing.T) {
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case1Statement := NewStatement(
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Allow,
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NewPrincipal("*"),
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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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case2Statement := NewStatement(
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Allow,
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NewPrincipal("*"),
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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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_, IPNet1, 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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IPNet1,
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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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case3Statement := NewStatement(
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Allow,
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NewPrincipal("*"),
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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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case4Statement := NewStatement(
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Deny,
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NewPrincipal("*"),
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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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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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IsOwner: true,
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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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IsOwner: true,
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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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IsOwner: true,
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ObjectName: "myobject",
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}
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testCases := []struct {
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statement Statement
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args Args
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expectedResult bool
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}{
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{case1Statement, anonGetBucketLocationArgs, true},
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{case1Statement, anonPutObjectActionArgs, true},
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{case1Statement, anonGetObjectActionArgs, false},
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{case1Statement, getBucketLocationArgs, true},
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{case1Statement, putObjectActionArgs, true},
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{case1Statement, getObjectActionArgs, false},
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{case2Statement, anonGetBucketLocationArgs, false},
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{case2Statement, anonPutObjectActionArgs, true},
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{case2Statement, anonGetObjectActionArgs, true},
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{case2Statement, getBucketLocationArgs, false},
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{case2Statement, putObjectActionArgs, true},
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{case2Statement, getObjectActionArgs, true},
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{case3Statement, anonGetBucketLocationArgs, false},
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{case3Statement, anonPutObjectActionArgs, true},
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{case3Statement, anonGetObjectActionArgs, false},
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{case3Statement, getBucketLocationArgs, false},
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{case3Statement, putObjectActionArgs, true},
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{case3Statement, getObjectActionArgs, false},
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{case4Statement, anonGetBucketLocationArgs, true},
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{case4Statement, anonPutObjectActionArgs, false},
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{case4Statement, anonGetObjectActionArgs, true},
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{case4Statement, getBucketLocationArgs, true},
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{case4Statement, putObjectActionArgs, false},
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{case4Statement, getObjectActionArgs, true},
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}
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for i, testCase := range testCases {
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result := testCase.statement.IsAllowed(testCase.args)
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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 TestStatementIsValid(t *testing.T) {
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_, IPNet1, 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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IPNet1,
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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.NewStringEqualsFunc(
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condition.S3XAmzCopySource,
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"mybucket/myobject",
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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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testCases := []struct {
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statement Statement
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expectErr bool
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}{
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// Invalid effect error.
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{NewStatement(
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Effect("foo"),
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NewPrincipal("*"),
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NewActionSet(GetBucketLocationAction, PutObjectAction),
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NewResourceSet(NewResource("*", "")),
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condition.NewFunctions(),
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), true},
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// Invalid principal error.
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{NewStatement(
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Allow,
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NewPrincipal(),
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NewActionSet(GetBucketLocationAction, PutObjectAction),
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NewResourceSet(NewResource("*", "")),
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condition.NewFunctions(),
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), true},
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// Empty actions error.
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{NewStatement(
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Allow,
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NewPrincipal("*"),
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NewActionSet(),
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NewResourceSet(NewResource("*", "")),
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condition.NewFunctions(),
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), true},
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// Empty resources error.
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{NewStatement(
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Allow,
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NewPrincipal("*"),
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NewActionSet(GetBucketLocationAction, PutObjectAction),
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NewResourceSet(),
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condition.NewFunctions(),
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), true},
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// Unsupported resource found for object action.
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{NewStatement(
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Allow,
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NewPrincipal("*"),
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NewActionSet(GetBucketLocationAction, PutObjectAction),
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NewResourceSet(NewResource("mybucket", "")),
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condition.NewFunctions(),
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), true},
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// Unsupported resource found for bucket action.
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{NewStatement(
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Allow,
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NewPrincipal("*"),
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NewActionSet(GetBucketLocationAction, PutObjectAction),
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NewResourceSet(NewResource("mybucket", "myobject*")),
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condition.NewFunctions(),
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), true},
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// Unsupported condition key for action.
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{NewStatement(
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Allow,
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NewPrincipal("*"),
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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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), true},
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{NewStatement(
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Deny,
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NewPrincipal("*"),
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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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), false},
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}
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for i, testCase := range testCases {
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err := testCase.statement.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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func TestStatementMarshalJSON(t *testing.T) {
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case1Statement := NewStatement(
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Allow,
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NewPrincipal("*"),
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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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case1Statement.SID = "SomeId1"
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case1Data := []byte(`{"Sid":"SomeId1","Effect":"Allow","Principal":{"AWS":["*"]},"Action":["s3:PutObject"],"Resource":["arn:aws:s3:::mybucket/myobject*"]}`)
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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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case2Statement := NewStatement(
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Allow,
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NewPrincipal("*"),
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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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case2Data := []byte(`{"Effect":"Allow","Principal":{"AWS":["*"]},"Action":["s3:PutObject"],"Resource":["arn:aws:s3:::mybucket/myobject*"],"Condition":{"Null":{"s3:x-amz-copy-source":[true]}}}`)
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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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case3Statement := NewStatement(
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Deny,
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NewPrincipal("*"),
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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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case3Data := []byte(`{"Effect":"Deny","Principal":{"AWS":["*"]},"Action":["s3:PutObject"],"Resource":["arn:aws:s3:::mybucket/myobject*"],"Condition":{"Null":{"s3:x-amz-server-side-encryption":[false]}}}`)
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case4Statement := NewStatement(
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Allow,
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NewPrincipal("*"),
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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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testCases := []struct {
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statement Statement
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expectedResult []byte
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expectErr bool
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}{
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{case1Statement, case1Data, false},
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{case2Statement, case2Data, false},
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{case3Statement, case3Data, false},
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// Invalid statement error.
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{case4Statement, nil, true},
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}
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for i, testCase := range testCases {
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result, err := json.Marshal(testCase.statement)
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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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if !testCase.expectErr {
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if !reflect.DeepEqual(result, testCase.expectedResult) {
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t.Fatalf("case %v: result: expected: %v, got: %v", i+1, string(testCase.expectedResult), string(result))
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}
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}
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}
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}
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func TestStatementUnmarshalJSON(t *testing.T) {
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case1Data := []byte(`{
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"Sid": "SomeId1",
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"Effect": "Allow",
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"Principal": "*",
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"Action": "s3:PutObject",
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"Resource": "arn:aws:s3:::mybucket/myobject*"
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}`)
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case1Statement := NewStatement(
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Allow,
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NewPrincipal("*"),
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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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case1Statement.SID = "SomeId1"
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case2Data := []byte(`{
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"Effect": "Allow",
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"Principal": "*",
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"Action": "s3:PutObject",
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"Resource": "arn:aws:s3:::mybucket/myobject*",
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"Condition": {
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"Null": {
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"s3:x-amz-copy-source": true
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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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case2Statement := NewStatement(
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Allow,
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NewPrincipal("*"),
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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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case3Data := []byte(`{
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"Effect": "Deny",
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"Principal": {
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"AWS": "*"
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},
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"Action": [
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"s3:PutObject",
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"s3:GetObject"
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],
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"Resource": "arn:aws:s3:::mybucket/myobject*",
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"Condition": {
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"Null": {
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"s3:x-amz-server-side-encryption": "false"
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}
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}
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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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case3Statement := NewStatement(
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Deny,
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NewPrincipal("*"),
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NewActionSet(PutObjectAction, GetObjectAction),
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NewResourceSet(NewResource("mybucket", "/myobject*")),
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condition.NewFunctions(func2),
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)
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case4Data := []byte(`{
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"Effect": "Allow",
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"Principal": "Q3AM3UQ867SPQQA43P2F",
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"Action": "s3:PutObject",
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"Resource": "arn:aws:s3:::mybucket/myobject*"
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}`)
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case5Data := []byte(`{
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"Principal": "*",
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"Action": "s3:PutObject",
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"Resource": "arn:aws:s3:::mybucket/myobject*"
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}`)
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case6Data := []byte(`{
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"Effect": "Allow",
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"Action": "s3:PutObject",
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"Resource": "arn:aws:s3:::mybucket/myobject*"
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}`)
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case7Data := []byte(`{
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"Effect": "Allow",
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"Principal": "*",
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"Resource": "arn:aws:s3:::mybucket/myobject*"
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}`)
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case8Data := []byte(`{
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"Effect": "Allow",
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"Principal": "*",
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"Action": "s3:PutObject"
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}`)
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case9Data := []byte(`{
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"Effect": "Allow",
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"Principal": "*",
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"Action": "s3:PutObject",
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"Resource": "arn:aws:s3:::mybucket/myobject*",
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"Condition": {
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}
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}`)
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case10Data := []byte(`{
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"Effect": "Deny",
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"Principal": {
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"AWS": "*"
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},
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"Action": [
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"s3:PutObject",
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"s3:GetObject"
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],
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"Resource": "arn:aws:s3:::mybucket/myobject*",
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"Condition": {
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"StringEquals": {
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"s3:x-amz-copy-source": "yourbucket/myobject*"
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}
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}
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}`)
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testCases := []struct {
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data []byte
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expectedResult Statement
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expectErr bool
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}{
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{case1Data, case1Statement, false},
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{case2Data, case2Statement, false},
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{case3Data, case3Statement, false},
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// JSON unmarshaling error.
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{case4Data, Statement{}, true},
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// Invalid effect error.
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{case5Data, Statement{}, true},
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// empty principal error.
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{case6Data, Statement{}, true},
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// Empty action error.
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{case7Data, Statement{}, true},
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// Empty resource error.
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{case8Data, Statement{}, true},
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// Empty condition error.
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{case9Data, Statement{}, true},
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// Unsupported condition key error.
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{case10Data, Statement{}, true},
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}
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|
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for i, testCase := range testCases {
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var result Statement
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err := json.Unmarshal(testCase.data, &result)
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expectErr := (err != nil)
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|
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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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if !testCase.expectErr {
|
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if !reflect.DeepEqual(result, testCase.expectedResult) {
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t.Fatalf("case %v: result: expected: %v, got: %v", i+1, testCase.expectedResult, result)
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}
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}
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}
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}
|
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|
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func TestStatementValidate(t *testing.T) {
|
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case1Statement := NewStatement(
|
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Allow,
|
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NewPrincipal("*"),
|
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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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func1, err := condition.NewNullFunc(
|
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condition.S3XAmzCopySource,
|
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true,
|
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)
|
|
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)
|
|
}
|
|
case2Statement := NewStatement(
|
|
Allow,
|
|
NewPrincipal("*"),
|
|
NewActionSet(GetObjectAction, PutObjectAction),
|
|
NewResourceSet(NewResource("mybucket", "myobject*")),
|
|
condition.NewFunctions(func1, func2),
|
|
)
|
|
|
|
testCases := []struct {
|
|
statement Statement
|
|
bucketName string
|
|
expectErr bool
|
|
}{
|
|
{case1Statement, "mybucket", false},
|
|
{case2Statement, "mybucket", true},
|
|
{case1Statement, "yourbucket", true},
|
|
}
|
|
|
|
for i, testCase := range testCases {
|
|
err := testCase.statement.Validate(testCase.bucketName)
|
|
expectErr := (err != nil)
|
|
|
|
if expectErr != testCase.expectErr {
|
|
t.Fatalf("case %v: error: expected: %v, got: %v", i+1, testCase.expectErr, expectErr)
|
|
}
|
|
}
|
|
}
|