mirror of https://github.com/minio/minio.git
1559 lines
43 KiB
Go
1559 lines
43 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 cmd
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import (
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"bytes"
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"context"
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"crypto/sha256"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"runtime"
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"strings"
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"testing"
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"time"
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"github.com/minio/madmin-go/v3"
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"github.com/minio/minio-go/v7"
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"github.com/minio/minio-go/v7/pkg/credentials"
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"github.com/minio/minio-go/v7/pkg/s3utils"
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"github.com/minio/minio-go/v7/pkg/set"
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"github.com/minio/minio-go/v7/pkg/signer"
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"github.com/minio/minio/internal/auth"
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"github.com/minio/pkg/v2/env"
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)
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const (
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testDefaultTimeout = 30 * time.Second
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)
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// API suite container for IAM
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type TestSuiteIAM struct {
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TestSuiteCommon
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ServerTypeDescription string
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// Flag to turn on tests for etcd backend IAM
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withEtcdBackend bool
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endpoint string
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adm *madmin.AdminClient
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client *minio.Client
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}
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func newTestSuiteIAM(c TestSuiteCommon, withEtcdBackend bool) *TestSuiteIAM {
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etcdStr := ""
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if withEtcdBackend {
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etcdStr = " (with etcd backend)"
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}
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return &TestSuiteIAM{
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TestSuiteCommon: c,
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ServerTypeDescription: fmt.Sprintf("%s%s", c.serverType, etcdStr),
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withEtcdBackend: withEtcdBackend,
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}
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}
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func (s *TestSuiteIAM) iamSetup(c *check) {
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var err error
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// strip url scheme from endpoint
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s.endpoint = strings.TrimPrefix(s.endPoint, "http://")
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if s.secure {
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s.endpoint = strings.TrimPrefix(s.endPoint, "https://")
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}
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s.adm, err = madmin.New(s.endpoint, s.accessKey, s.secretKey, s.secure)
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if err != nil {
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c.Fatalf("error creating admin client: %v", err)
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}
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// Set transport, so that TLS is handled correctly.
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s.adm.SetCustomTransport(s.TestSuiteCommon.client.Transport)
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s.client, err = minio.New(s.endpoint, &minio.Options{
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Creds: credentials.NewStaticV4(s.accessKey, s.secretKey, ""),
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Secure: s.secure,
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Transport: s.TestSuiteCommon.client.Transport,
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})
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if err != nil {
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c.Fatalf("error creating minio client: %v", err)
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}
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}
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// List of all IAM test suites (i.e. test server configuration combinations)
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// common to tests.
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var iamTestSuites = func() []*TestSuiteIAM {
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baseTestCases := []TestSuiteCommon{
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// Init and run test on ErasureSD backend with signature v4.
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{serverType: "ErasureSD", signer: signerV4},
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// Init and run test on ErasureSD backend, with tls enabled.
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{serverType: "ErasureSD", signer: signerV4, secure: true},
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// Init and run test on Erasure backend.
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{serverType: "Erasure", signer: signerV4},
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// Init and run test on ErasureSet backend.
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{serverType: "ErasureSet", signer: signerV4},
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}
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testCases := []*TestSuiteIAM{}
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for _, bt := range baseTestCases {
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testCases = append(testCases,
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newTestSuiteIAM(bt, false),
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newTestSuiteIAM(bt, true),
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)
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}
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return testCases
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}()
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const (
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EnvTestEtcdBackend = "_MINIO_ETCD_TEST_SERVER"
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)
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func (s *TestSuiteIAM) setUpEtcd(c *check, etcdServer string) {
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ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
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defer cancel()
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configCmds := []string{
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"etcd",
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"endpoints=" + etcdServer,
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"path_prefix=" + mustGetUUID(),
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}
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_, err := s.adm.SetConfigKV(ctx, strings.Join(configCmds, " "))
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if err != nil {
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c.Fatalf("unable to setup Etcd for tests: %v", err)
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}
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s.RestartIAMSuite(c)
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}
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func (s *TestSuiteIAM) SetUpSuite(c *check) {
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// If etcd backend is specified and etcd server is not present, the test
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// is skipped.
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etcdServer := env.Get(EnvTestEtcdBackend, "")
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if s.withEtcdBackend && etcdServer == "" {
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c.Skip("Skipping etcd backend IAM test as no etcd server is configured.")
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}
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s.TestSuiteCommon.SetUpSuite(c)
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s.iamSetup(c)
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if s.withEtcdBackend {
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s.setUpEtcd(c, etcdServer)
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}
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}
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func (s *TestSuiteIAM) RestartIAMSuite(c *check) {
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s.TestSuiteCommon.RestartTestServer(c)
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s.iamSetup(c)
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}
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func (s *TestSuiteIAM) getAdminClient(c *check, accessKey, secretKey, sessionToken string) *madmin.AdminClient {
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madmClnt, err := madmin.NewWithOptions(s.endpoint, &madmin.Options{
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Creds: credentials.NewStaticV4(accessKey, secretKey, sessionToken),
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Secure: s.secure,
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})
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if err != nil {
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c.Fatalf("error creating user admin client: %s", err)
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}
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madmClnt.SetCustomTransport(s.TestSuiteCommon.client.Transport)
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return madmClnt
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}
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func (s *TestSuiteIAM) getUserClient(c *check, accessKey, secretKey, sessionToken string) *minio.Client {
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client, err := minio.New(s.endpoint, &minio.Options{
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Creds: credentials.NewStaticV4(accessKey, secretKey, sessionToken),
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Secure: s.secure,
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Transport: s.TestSuiteCommon.client.Transport,
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})
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if err != nil {
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c.Fatalf("error creating user minio client: %s", err)
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}
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return client
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}
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func TestIAMInternalIDPServerSuite(t *testing.T) {
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if runtime.GOOS == globalWindowsOSName {
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t.Skip("windows is clunky disable these tests")
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}
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for i, testCase := range iamTestSuites {
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t.Run(
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fmt.Sprintf("Test: %d, ServerType: %s", i+1, testCase.ServerTypeDescription),
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func(t *testing.T) {
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suite := testCase
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c := &check{t, testCase.serverType}
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suite.SetUpSuite(c)
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suite.TestUserCreate(c)
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suite.TestUserPolicyEscalationBug(c)
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suite.TestPolicyCreate(c)
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suite.TestCannedPolicies(c)
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suite.TestGroupAddRemove(c)
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suite.TestServiceAccountOpsByAdmin(c)
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suite.TestServiceAccountPrivilegeEscalationBug(c)
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suite.TestServiceAccountOpsByUser(c)
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suite.TestAddServiceAccountPerms(c)
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suite.TearDownSuite(c)
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},
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)
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}
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}
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func (s *TestSuiteIAM) TestUserCreate(c *check) {
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ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
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defer cancel()
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// 1. Create a user.
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accessKey, secretKey := mustGenerateCredentials(c)
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err := s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
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if err != nil {
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c.Fatalf("Unable to set user: %v", err)
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}
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// 2. Check new user appears in listing
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usersMap, err := s.adm.ListUsers(ctx)
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if err != nil {
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c.Fatalf("error listing: %v", err)
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}
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v, ok := usersMap[accessKey]
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if !ok {
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c.Fatalf("user not listed: %s", accessKey)
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}
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c.Assert(v.Status, madmin.AccountEnabled)
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// 3. Associate policy and check that user can access
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err = s.adm.SetPolicy(ctx, "readwrite", accessKey, false)
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if err != nil {
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c.Fatalf("unable to set policy: %v", err)
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}
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client := s.getUserClient(c, accessKey, secretKey, "")
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err = client.MakeBucket(ctx, getRandomBucketName(), minio.MakeBucketOptions{})
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if err != nil {
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c.Fatalf("user could not create bucket: %v", err)
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}
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// 3.10. Check that user's password can be updated.
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_, newSecretKey := mustGenerateCredentials(c)
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err = s.adm.SetUser(ctx, accessKey, newSecretKey, madmin.AccountEnabled)
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if err != nil {
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c.Fatalf("Unable to update user's secret key: %v", err)
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}
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// 3.10.1 Check that old password no longer works.
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err = client.MakeBucket(ctx, getRandomBucketName(), minio.MakeBucketOptions{})
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if err == nil {
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c.Fatalf("user was unexpectedly able to create bucket with bad password!")
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}
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// 3.10.2 Check that new password works.
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client = s.getUserClient(c, accessKey, newSecretKey, "")
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err = client.MakeBucket(ctx, getRandomBucketName(), minio.MakeBucketOptions{})
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if err != nil {
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c.Fatalf("user could not create bucket: %v", err)
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}
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// 4. Check that user can be disabled and verify it.
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err = s.adm.SetUserStatus(ctx, accessKey, madmin.AccountDisabled)
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if err != nil {
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c.Fatalf("could not set user account to disabled")
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}
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usersMap, err = s.adm.ListUsers(ctx)
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if err != nil {
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c.Fatalf("error listing: %v", err)
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}
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v, ok = usersMap[accessKey]
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if !ok {
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c.Fatalf("user was not listed after disabling: %s", accessKey)
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}
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c.Assert(v.Status, madmin.AccountDisabled)
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err = client.MakeBucket(ctx, getRandomBucketName(), minio.MakeBucketOptions{})
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if err == nil {
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c.Fatalf("user account was not disabled!")
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}
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// 5. Check that user can be deleted and verify it.
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err = s.adm.RemoveUser(ctx, accessKey)
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if err != nil {
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c.Fatalf("user could not be deleted: %v", err)
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}
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usersMap, err = s.adm.ListUsers(ctx)
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if err != nil {
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c.Fatalf("error listing: %v", err)
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}
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_, ok = usersMap[accessKey]
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if ok {
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c.Fatalf("user not deleted: %s", accessKey)
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}
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err = client.MakeBucket(ctx, getRandomBucketName(), minio.MakeBucketOptions{})
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if err == nil {
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c.Fatalf("user account was not deleted!")
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}
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}
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func (s *TestSuiteIAM) TestUserPolicyEscalationBug(c *check) {
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ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
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defer cancel()
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bucket := getRandomBucketName()
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err := s.client.MakeBucket(ctx, bucket, minio.MakeBucketOptions{})
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if err != nil {
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c.Fatalf("bucket creat error: %v", err)
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}
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// 2. Create a user, associate policy and verify access
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accessKey, secretKey := mustGenerateCredentials(c)
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err = s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
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if err != nil {
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c.Fatalf("Unable to set user: %v", err)
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}
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// 2.1 check that user does not have any access to the bucket
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uClient := s.getUserClient(c, accessKey, secretKey, "")
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c.mustNotListObjects(ctx, uClient, bucket)
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// 2.2 create and associate policy to user
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policy := "mypolicy-test-user-update"
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policyBytes := []byte(fmt.Sprintf(`{
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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:PutObject",
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"s3:GetObject",
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"s3:ListBucket"
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],
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"Resource": [
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"arn:aws:s3:::%s/*"
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]
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}
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]
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}`, bucket))
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err = s.adm.AddCannedPolicy(ctx, policy, policyBytes)
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if err != nil {
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c.Fatalf("policy add error: %v", err)
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}
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err = s.adm.SetPolicy(ctx, policy, accessKey, false)
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if err != nil {
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c.Fatalf("Unable to set policy: %v", err)
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}
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// 2.3 check user has access to bucket
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c.mustListObjects(ctx, uClient, bucket)
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// 2.3 check that user cannot delete the bucket
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err = uClient.RemoveBucket(ctx, bucket)
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if err == nil || err.Error() != "Access Denied." {
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c.Fatalf("bucket was deleted unexpectedly or got unexpected err: %v", err)
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}
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// 3. Craft a request to update the user's permissions
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ep := s.adm.GetEndpointURL()
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urlValue := url.Values{}
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urlValue.Add("accessKey", accessKey)
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u, err := url.Parse(fmt.Sprintf("%s://%s/minio/admin/v3/add-user?%s", ep.Scheme, ep.Host, s3utils.QueryEncode(urlValue)))
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if err != nil {
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c.Fatalf("unexpected url parse err: %v", err)
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}
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req, err := http.NewRequestWithContext(ctx, http.MethodPut, u.String(), nil)
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if err != nil {
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c.Fatalf("unexpected new request err: %v", err)
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}
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reqBodyArg := madmin.UserInfo{
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SecretKey: secretKey,
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PolicyName: "consoleAdmin",
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Status: madmin.AccountEnabled,
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}
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buf, err := json.Marshal(reqBodyArg)
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if err != nil {
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c.Fatalf("unexpected json encode err: %v", err)
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}
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buf, err = madmin.EncryptData(secretKey, buf)
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if err != nil {
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c.Fatalf("unexpected encryption err: %v", err)
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}
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req.ContentLength = int64(len(buf))
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sum := sha256.Sum256(buf)
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req.Header.Set("X-Amz-Content-Sha256", hex.EncodeToString(sum[:]))
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req.Body = io.NopCloser(bytes.NewReader(buf))
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req = signer.SignV4(*req, accessKey, secretKey, "", "")
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// 3.1 Execute the request.
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resp, err := s.TestSuiteCommon.client.Do(req)
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if err != nil {
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c.Fatalf("unexpected request err: %v", err)
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}
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if resp.StatusCode != 200 {
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c.Fatalf("got unexpected response: %#v\n", resp)
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}
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// 3.2 check that user cannot delete the bucket
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err = uClient.RemoveBucket(ctx, bucket)
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if err == nil || err.Error() != "Access Denied." {
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c.Fatalf("User was able to escalate privileges (Err=%v)!", err)
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}
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}
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func (s *TestSuiteIAM) TestAddServiceAccountPerms(c *check) {
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ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
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defer cancel()
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// 1. Create a policy
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policy1 := "deny-svc"
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policy2 := "allow-svc"
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policyBytes := []byte(`{
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"Version": "2012-10-17",
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"Statement": [
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{
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"Effect": "Deny",
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"Action": [
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"admin:CreateServiceAccount"
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]
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}
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]
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}`)
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|
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newPolicyBytes := []byte(`{
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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:ListBucket"
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],
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"Resource": [
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"arn:aws:s3:::testbucket/*"
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]
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}
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]
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}`)
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err := s.adm.AddCannedPolicy(ctx, policy1, policyBytes)
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if err != nil {
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c.Fatalf("policy add error: %v", err)
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}
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err = s.adm.AddCannedPolicy(ctx, policy2, newPolicyBytes)
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if err != nil {
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c.Fatalf("policy add error: %v", err)
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}
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|
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// 2. Verify that policy json is validated by server
|
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invalidPolicyBytes := policyBytes[:len(policyBytes)-1]
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err = s.adm.AddCannedPolicy(ctx, policy1+"invalid", invalidPolicyBytes)
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if err == nil {
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c.Fatalf("invalid policy creation success")
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}
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// 3. Create a user, associate policy and verify access
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accessKey, secretKey := mustGenerateCredentials(c)
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err = s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
|
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if err != nil {
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c.Fatalf("Unable to set user: %v", err)
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}
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// 3.1 check that user does not have any access to the bucket
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uClient := s.getUserClient(c, accessKey, secretKey, "")
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c.mustNotListObjects(ctx, uClient, "testbucket")
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|
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// 3.2 associate policy to user
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err = s.adm.SetPolicy(ctx, policy1, accessKey, false)
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if err != nil {
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c.Fatalf("Unable to set policy: %v", err)
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}
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|
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admClnt := s.getAdminClient(c, accessKey, secretKey, "")
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// 3.3 check user does not have explicit permissions to create service account.
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c.mustNotCreateSvcAccount(ctx, accessKey, admClnt)
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|
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// 4. Verify the policy appears in listing
|
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ps, err := s.adm.ListCannedPolicies(ctx)
|
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if err != nil {
|
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c.Fatalf("policy list err: %v", err)
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}
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_, ok := ps[policy1]
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if !ok {
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c.Fatalf("policy was missing!")
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}
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|
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// 3.2 associate policy to user
|
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err = s.adm.SetPolicy(ctx, policy2, accessKey, false)
|
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if err != nil {
|
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c.Fatalf("Unable to set policy: %v", err)
|
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}
|
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|
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// 3.3 check user can create service account implicitly.
|
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c.mustCreateSvcAccount(ctx, accessKey, admClnt)
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|
|
_, ok = ps[policy2]
|
|
if !ok {
|
|
c.Fatalf("policy was missing!")
|
|
}
|
|
|
|
err = s.adm.RemoveUser(ctx, accessKey)
|
|
if err != nil {
|
|
c.Fatalf("user could not be deleted: %v", err)
|
|
}
|
|
|
|
err = s.adm.RemoveCannedPolicy(ctx, policy1)
|
|
if err != nil {
|
|
c.Fatalf("policy del err: %v", err)
|
|
}
|
|
|
|
err = s.adm.RemoveCannedPolicy(ctx, policy2)
|
|
if err != nil {
|
|
c.Fatalf("policy del err: %v", err)
|
|
}
|
|
}
|
|
|
|
func (s *TestSuiteIAM) TestPolicyCreate(c *check) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
|
|
defer cancel()
|
|
|
|
bucket := getRandomBucketName()
|
|
err := s.client.MakeBucket(ctx, bucket, minio.MakeBucketOptions{})
|
|
if err != nil {
|
|
c.Fatalf("bucket creat error: %v", err)
|
|
}
|
|
|
|
// 1. Create a policy
|
|
policy := "mypolicy"
|
|
policyBytes := []byte(fmt.Sprintf(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": [
|
|
"s3:PutObject",
|
|
"s3:GetObject",
|
|
"s3:ListBucket"
|
|
],
|
|
"Resource": [
|
|
"arn:aws:s3:::%s/*"
|
|
]
|
|
}
|
|
]
|
|
}`, bucket))
|
|
err = s.adm.AddCannedPolicy(ctx, policy, policyBytes)
|
|
if err != nil {
|
|
c.Fatalf("policy add error: %v", err)
|
|
}
|
|
|
|
// 2. Verify that policy json is validated by server
|
|
invalidPolicyBytes := policyBytes[:len(policyBytes)-1]
|
|
err = s.adm.AddCannedPolicy(ctx, policy+"invalid", invalidPolicyBytes)
|
|
if err == nil {
|
|
c.Fatalf("invalid policy creation success")
|
|
}
|
|
|
|
// 3. Create a user, associate policy and verify access
|
|
accessKey, secretKey := mustGenerateCredentials(c)
|
|
err = s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
|
|
if err != nil {
|
|
c.Fatalf("Unable to set user: %v", err)
|
|
}
|
|
// 3.1 check that user does not have any access to the bucket
|
|
uClient := s.getUserClient(c, accessKey, secretKey, "")
|
|
c.mustNotListObjects(ctx, uClient, bucket)
|
|
|
|
// 3.2 associate policy to user
|
|
err = s.adm.SetPolicy(ctx, policy, accessKey, false)
|
|
if err != nil {
|
|
c.Fatalf("Unable to set policy: %v", err)
|
|
}
|
|
// 3.3 check user has access to bucket
|
|
c.mustListObjects(ctx, uClient, bucket)
|
|
// 3.4 Check that user cannot exceed their permissions
|
|
err = uClient.RemoveBucket(ctx, bucket)
|
|
if err == nil {
|
|
c.Fatalf("bucket was deleted!")
|
|
}
|
|
|
|
// 4. Verify the policy appears in listing
|
|
ps, err := s.adm.ListCannedPolicies(ctx)
|
|
if err != nil {
|
|
c.Fatalf("policy list err: %v", err)
|
|
}
|
|
_, ok := ps[policy]
|
|
if !ok {
|
|
c.Fatalf("policy was missing!")
|
|
}
|
|
|
|
// 5. Check that policy cannot be deleted when attached to a user.
|
|
err = s.adm.RemoveCannedPolicy(ctx, policy)
|
|
if err == nil {
|
|
c.Fatalf("policy could be unexpectedly deleted!")
|
|
}
|
|
|
|
// 6. Delete the user and then delete the policy.
|
|
err = s.adm.RemoveUser(ctx, accessKey)
|
|
if err != nil {
|
|
c.Fatalf("user could not be deleted: %v", err)
|
|
}
|
|
err = s.adm.RemoveCannedPolicy(ctx, policy)
|
|
if err != nil {
|
|
c.Fatalf("policy del err: %v", err)
|
|
}
|
|
}
|
|
|
|
func (s *TestSuiteIAM) TestCannedPolicies(c *check) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
|
|
defer cancel()
|
|
|
|
policies, err := s.adm.ListCannedPolicies(ctx)
|
|
if err != nil {
|
|
c.Fatalf("unable to list policies: %v", err)
|
|
}
|
|
|
|
defaultPolicies := []string{
|
|
"readwrite",
|
|
"readonly",
|
|
"writeonly",
|
|
"diagnostics",
|
|
"consoleAdmin",
|
|
}
|
|
|
|
for _, v := range defaultPolicies {
|
|
if _, ok := policies[v]; !ok {
|
|
c.Fatalf("Failed to find %s in policies list", v)
|
|
}
|
|
}
|
|
|
|
bucket := getRandomBucketName()
|
|
err = s.client.MakeBucket(ctx, bucket, minio.MakeBucketOptions{})
|
|
if err != nil {
|
|
c.Fatalf("bucket creat error: %v", err)
|
|
}
|
|
|
|
policyBytes := []byte(fmt.Sprintf(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": [
|
|
"s3:PutObject",
|
|
"s3:GetObject",
|
|
"s3:ListBucket"
|
|
],
|
|
"Resource": [
|
|
"arn:aws:s3:::%s/*"
|
|
]
|
|
}
|
|
]
|
|
}`, bucket))
|
|
|
|
// Check that default policies can be overwritten.
|
|
err = s.adm.AddCannedPolicy(ctx, "readwrite", policyBytes)
|
|
if err != nil {
|
|
c.Fatalf("policy add error: %v", err)
|
|
}
|
|
|
|
info, err := s.adm.InfoCannedPolicy(ctx, "readwrite")
|
|
if err != nil {
|
|
c.Fatalf("policy info err: %v", err)
|
|
}
|
|
|
|
infoStr := string(info)
|
|
if !strings.Contains(infoStr, `"s3:PutObject"`) || !strings.Contains(infoStr, ":"+bucket+"/") {
|
|
c.Fatalf("policy contains unexpected content!")
|
|
}
|
|
}
|
|
|
|
func (s *TestSuiteIAM) TestGroupAddRemove(c *check) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
|
|
defer cancel()
|
|
|
|
bucket := getRandomBucketName()
|
|
err := s.client.MakeBucket(ctx, bucket, minio.MakeBucketOptions{})
|
|
if err != nil {
|
|
c.Fatalf("bucket creat error: %v", err)
|
|
}
|
|
|
|
policy := "mypolicy"
|
|
policyBytes := []byte(fmt.Sprintf(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": [
|
|
"s3:PutObject",
|
|
"s3:GetObject",
|
|
"s3:ListBucket"
|
|
],
|
|
"Resource": [
|
|
"arn:aws:s3:::%s/*"
|
|
]
|
|
}
|
|
]
|
|
}`, bucket))
|
|
err = s.adm.AddCannedPolicy(ctx, policy, policyBytes)
|
|
if err != nil {
|
|
c.Fatalf("policy add error: %v", err)
|
|
}
|
|
|
|
accessKey, secretKey := mustGenerateCredentials(c)
|
|
err = s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
|
|
if err != nil {
|
|
c.Fatalf("Unable to set user: %v", err)
|
|
}
|
|
|
|
// 1. Add user to a new group
|
|
group := "mygroup"
|
|
err = s.adm.UpdateGroupMembers(ctx, madmin.GroupAddRemove{
|
|
Group: group,
|
|
Members: []string{accessKey},
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("Unable to add user to group: %v", err)
|
|
}
|
|
|
|
// 2. Check that user has no access
|
|
uClient := s.getUserClient(c, accessKey, secretKey, "")
|
|
c.mustNotListObjects(ctx, uClient, bucket)
|
|
|
|
// 3. Associate policy to group and check user got access.
|
|
err = s.adm.SetPolicy(ctx, policy, group, true)
|
|
if err != nil {
|
|
c.Fatalf("Unable to set policy: %v", err)
|
|
}
|
|
// 3.1 check user has access to bucket
|
|
c.mustListObjects(ctx, uClient, bucket)
|
|
// 3.2 Check that user cannot exceed their permissions
|
|
err = uClient.RemoveBucket(ctx, bucket)
|
|
if err == nil {
|
|
c.Fatalf("bucket was deleted!")
|
|
}
|
|
|
|
// 4. List groups and members and verify
|
|
groups, err := s.adm.ListGroups(ctx)
|
|
if err != nil {
|
|
c.Fatalf("group list err: %v", err)
|
|
}
|
|
if !set.CreateStringSet(groups...).Contains(group) {
|
|
c.Fatalf("created group not present!")
|
|
}
|
|
groupInfo, err := s.adm.GetGroupDescription(ctx, group)
|
|
if err != nil {
|
|
c.Fatalf("group desc err: %v", err)
|
|
}
|
|
c.Assert(groupInfo.Name, group)
|
|
c.Assert(set.CreateStringSet(groupInfo.Members...), set.CreateStringSet(accessKey))
|
|
c.Assert(groupInfo.Policy, policy)
|
|
c.Assert(groupInfo.Status, string(madmin.GroupEnabled))
|
|
|
|
// 5. Disable/enable the group and verify that user access is revoked/restored.
|
|
err = s.adm.SetGroupStatus(ctx, group, madmin.GroupDisabled)
|
|
if err != nil {
|
|
c.Fatalf("group set status err: %v", err)
|
|
}
|
|
groupInfo, err = s.adm.GetGroupDescription(ctx, group)
|
|
if err != nil {
|
|
c.Fatalf("group desc err: %v", err)
|
|
}
|
|
c.Assert(groupInfo.Status, string(madmin.GroupDisabled))
|
|
c.mustNotListObjects(ctx, uClient, bucket)
|
|
|
|
err = s.adm.SetGroupStatus(ctx, group, madmin.GroupEnabled)
|
|
if err != nil {
|
|
c.Fatalf("group set status err: %v", err)
|
|
}
|
|
groupInfo, err = s.adm.GetGroupDescription(ctx, group)
|
|
if err != nil {
|
|
c.Fatalf("group desc err: %v", err)
|
|
}
|
|
c.Assert(groupInfo.Status, string(madmin.GroupEnabled))
|
|
c.mustListObjects(ctx, uClient, bucket)
|
|
|
|
// 6. Verify that group cannot be deleted with users.
|
|
err = s.adm.UpdateGroupMembers(ctx, madmin.GroupAddRemove{
|
|
Group: group,
|
|
IsRemove: true,
|
|
})
|
|
if err == nil {
|
|
c.Fatalf("group was removed!")
|
|
}
|
|
groupInfo, err = s.adm.GetGroupDescription(ctx, group)
|
|
if err != nil {
|
|
c.Fatalf("group desc err: %v", err)
|
|
}
|
|
c.Assert(groupInfo.Name, group)
|
|
|
|
// 7. Remove user from group and verify access is revoked.
|
|
err = s.adm.UpdateGroupMembers(ctx, madmin.GroupAddRemove{
|
|
Group: group,
|
|
Members: []string{accessKey},
|
|
IsRemove: true,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("group update err: %v", err)
|
|
}
|
|
c.mustNotListObjects(ctx, uClient, bucket)
|
|
|
|
// 7.1 verify group still exists
|
|
groupInfo, err = s.adm.GetGroupDescription(ctx, group)
|
|
if err != nil {
|
|
c.Fatalf("group desc err: %v", err)
|
|
}
|
|
c.Assert(groupInfo.Name, group)
|
|
c.Assert(len(groupInfo.Members), 0)
|
|
|
|
// 8. Delete group and verify
|
|
err = s.adm.UpdateGroupMembers(ctx, madmin.GroupAddRemove{
|
|
Group: group,
|
|
IsRemove: true,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("group update err: %v", err)
|
|
}
|
|
groups, err = s.adm.ListGroups(ctx)
|
|
if err != nil {
|
|
c.Fatalf("group list err: %v", err)
|
|
}
|
|
if set.CreateStringSet(groups...).Contains(group) {
|
|
c.Fatalf("created group still present!")
|
|
}
|
|
_, err = s.adm.GetGroupDescription(ctx, group)
|
|
if err == nil {
|
|
c.Fatalf("group appears to exist")
|
|
}
|
|
}
|
|
|
|
func (s *TestSuiteIAM) TestServiceAccountOpsByUser(c *check) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
|
|
defer cancel()
|
|
|
|
bucket := getRandomBucketName()
|
|
err := s.client.MakeBucket(ctx, bucket, minio.MakeBucketOptions{})
|
|
if err != nil {
|
|
c.Fatalf("bucket creat error: %v", err)
|
|
}
|
|
|
|
// Create policy, user and associate policy
|
|
policy := "mypolicy"
|
|
policyBytes := []byte(fmt.Sprintf(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": [
|
|
"s3:PutObject",
|
|
"s3:GetObject",
|
|
"s3:ListBucket"
|
|
],
|
|
"Resource": [
|
|
"arn:aws:s3:::%s/*"
|
|
]
|
|
}
|
|
]
|
|
}`, bucket))
|
|
err = s.adm.AddCannedPolicy(ctx, policy, policyBytes)
|
|
if err != nil {
|
|
c.Fatalf("policy add error: %v", err)
|
|
}
|
|
|
|
accessKey, secretKey := mustGenerateCredentials(c)
|
|
err = s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
|
|
if err != nil {
|
|
c.Fatalf("Unable to set user: %v", err)
|
|
}
|
|
|
|
err = s.adm.SetPolicy(ctx, policy, accessKey, false)
|
|
if err != nil {
|
|
c.Fatalf("Unable to set policy: %v", err)
|
|
}
|
|
|
|
// Create an madmin client with user creds
|
|
userAdmClient, err := madmin.NewWithOptions(s.endpoint, &madmin.Options{
|
|
Creds: credentials.NewStaticV4(accessKey, secretKey, ""),
|
|
Secure: s.secure,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("Err creating user admin client: %v", err)
|
|
}
|
|
userAdmClient.SetCustomTransport(s.TestSuiteCommon.client.Transport)
|
|
|
|
// Create svc acc
|
|
cr := c.mustCreateSvcAccount(ctx, accessKey, userAdmClient)
|
|
|
|
// 1. Check that svc account appears in listing
|
|
c.assertSvcAccAppearsInListing(ctx, userAdmClient, accessKey, cr.AccessKey)
|
|
|
|
// 2. Check that svc account info can be queried
|
|
c.assertSvcAccInfoQueryable(ctx, userAdmClient, accessKey, cr.AccessKey, false)
|
|
|
|
// 3. Check S3 access
|
|
c.assertSvcAccS3Access(ctx, s, cr, bucket)
|
|
|
|
// 5. Check that service account can be deleted.
|
|
c.assertSvcAccDeletion(ctx, s, userAdmClient, accessKey, bucket)
|
|
|
|
// 6. Check that service account cannot be created for some other user.
|
|
c.mustNotCreateSvcAccount(ctx, globalActiveCred.AccessKey, userAdmClient)
|
|
}
|
|
|
|
func (s *TestSuiteIAM) TestServiceAccountOpsByAdmin(c *check) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
|
|
defer cancel()
|
|
|
|
bucket := getRandomBucketName()
|
|
err := s.client.MakeBucket(ctx, bucket, minio.MakeBucketOptions{})
|
|
if err != nil {
|
|
c.Fatalf("bucket creat error: %v", err)
|
|
}
|
|
|
|
// Create policy, user and associate policy
|
|
policy := "mypolicy"
|
|
policyBytes := []byte(fmt.Sprintf(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": [
|
|
"s3:PutObject",
|
|
"s3:GetObject",
|
|
"s3:ListBucket"
|
|
],
|
|
"Resource": [
|
|
"arn:aws:s3:::%s/*"
|
|
]
|
|
}
|
|
]
|
|
}`, bucket))
|
|
err = s.adm.AddCannedPolicy(ctx, policy, policyBytes)
|
|
if err != nil {
|
|
c.Fatalf("policy add error: %v", err)
|
|
}
|
|
|
|
accessKey, secretKey := mustGenerateCredentials(c)
|
|
err = s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
|
|
if err != nil {
|
|
c.Fatalf("Unable to set user: %v", err)
|
|
}
|
|
|
|
err = s.adm.SetPolicy(ctx, policy, accessKey, false)
|
|
if err != nil {
|
|
c.Fatalf("Unable to set policy: %v", err)
|
|
}
|
|
|
|
// 1. Create a service account for the user
|
|
cr := c.mustCreateSvcAccount(ctx, accessKey, s.adm)
|
|
|
|
// 1.2 Check that svc account appears in listing
|
|
c.assertSvcAccAppearsInListing(ctx, s.adm, accessKey, cr.AccessKey)
|
|
|
|
// 1.3 Check that svc account info can be queried
|
|
c.assertSvcAccInfoQueryable(ctx, s.adm, accessKey, cr.AccessKey, false)
|
|
|
|
// 2. Check that svc account can access the bucket
|
|
c.assertSvcAccS3Access(ctx, s, cr, bucket)
|
|
|
|
// 3. Check that svc account can restrict the policy, and that the
|
|
// session policy can be updated.
|
|
c.assertSvcAccSessionPolicyUpdate(ctx, s, s.adm, accessKey, bucket)
|
|
|
|
// 4. Check that service account's secret key and account status can be
|
|
// updated.
|
|
c.assertSvcAccSecretKeyAndStatusUpdate(ctx, s, s.adm, accessKey, bucket)
|
|
|
|
// 5. Check that service account can be deleted.
|
|
c.assertSvcAccDeletion(ctx, s, s.adm, accessKey, bucket)
|
|
}
|
|
|
|
func (s *TestSuiteIAM) TestServiceAccountPrivilegeEscalationBug(c *check) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
|
|
defer cancel()
|
|
|
|
err := s.client.MakeBucket(ctx, "public", minio.MakeBucketOptions{})
|
|
if err != nil {
|
|
c.Fatalf("bucket creat error: %v", err)
|
|
}
|
|
|
|
err = s.client.MakeBucket(ctx, "private", minio.MakeBucketOptions{})
|
|
if err != nil {
|
|
c.Fatalf("bucket creat error: %v", err)
|
|
}
|
|
|
|
pubPolicyBytes := []byte(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": [
|
|
"s3:*"
|
|
],
|
|
"Resource": [
|
|
"arn:aws:s3:::public",
|
|
"arn:aws:s3:::public/*"
|
|
]
|
|
}
|
|
]
|
|
}`)
|
|
|
|
fullS3PolicyBytes := []byte(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": [
|
|
"s3:*"
|
|
],
|
|
"Resource": [
|
|
"arn:aws:s3:::*"
|
|
]
|
|
}
|
|
]
|
|
}
|
|
`)
|
|
|
|
// Create a service account for the root user.
|
|
cr, err := s.adm.AddServiceAccount(ctx, madmin.AddServiceAccountReq{
|
|
TargetUser: globalActiveCred.AccessKey,
|
|
Policy: pubPolicyBytes,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("admin should be able to create service account for themselves %s", err)
|
|
}
|
|
|
|
svcClient := s.getUserClient(c, cr.AccessKey, cr.SecretKey, "")
|
|
|
|
// Check that the service account can access the public bucket.
|
|
buckets, err := svcClient.ListBuckets(ctx)
|
|
if err != nil {
|
|
c.Fatalf("err fetching buckets %s", err)
|
|
}
|
|
if len(buckets) != 1 || buckets[0].Name != "public" {
|
|
c.Fatalf("service account should only have access to public bucket")
|
|
}
|
|
|
|
// Create an madmin client with the service account creds.
|
|
svcAdmClient, err := madmin.NewWithOptions(s.endpoint, &madmin.Options{
|
|
Creds: credentials.NewStaticV4(cr.AccessKey, cr.SecretKey, ""),
|
|
Secure: s.secure,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("Err creating svcacct admin client: %v", err)
|
|
}
|
|
svcAdmClient.SetCustomTransport(s.TestSuiteCommon.client.Transport)
|
|
|
|
// Attempt to update the policy on the service account.
|
|
err = svcAdmClient.UpdateServiceAccount(ctx, cr.AccessKey,
|
|
madmin.UpdateServiceAccountReq{
|
|
NewPolicy: fullS3PolicyBytes,
|
|
})
|
|
|
|
if err == nil {
|
|
c.Fatalf("service account should not be able to update policy on itself")
|
|
} else if !strings.Contains(err.Error(), "Access Denied") {
|
|
c.Fatalf("unexpected error: %v", err)
|
|
}
|
|
}
|
|
|
|
func (s *TestSuiteIAM) SetUpAccMgmtPlugin(c *check) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
|
|
defer cancel()
|
|
|
|
pluginEndpoint := env.Get("_MINIO_POLICY_PLUGIN_ENDPOINT", "")
|
|
if pluginEndpoint == "" {
|
|
c.Skip("_MINIO_POLICY_PLUGIN_ENDPOINT not given - skipping.")
|
|
}
|
|
|
|
configCmds := []string{
|
|
"policy_plugin",
|
|
"url=" + pluginEndpoint,
|
|
}
|
|
|
|
_, err := s.adm.SetConfigKV(ctx, strings.Join(configCmds, " "))
|
|
if err != nil {
|
|
c.Fatalf("unable to setup access management plugin for tests: %v", err)
|
|
}
|
|
|
|
s.RestartIAMSuite(c)
|
|
}
|
|
|
|
// TestIAM_AMPInternalIDPServerSuite - tests for access management plugin
|
|
func TestIAM_AMPInternalIDPServerSuite(t *testing.T) {
|
|
for i, testCase := range iamTestSuites {
|
|
t.Run(
|
|
fmt.Sprintf("Test: %d, ServerType: %s", i+1, testCase.ServerTypeDescription),
|
|
func(t *testing.T) {
|
|
suite := testCase
|
|
c := &check{t, testCase.serverType}
|
|
|
|
suite.SetUpSuite(c)
|
|
defer suite.TearDownSuite(c)
|
|
|
|
suite.SetUpAccMgmtPlugin(c)
|
|
|
|
suite.TestAccMgmtPlugin(c)
|
|
},
|
|
)
|
|
}
|
|
}
|
|
|
|
// TestAccMgmtPlugin - this test assumes that the access-management-plugin is
|
|
// the same as the example in `docs/iam/access-manager-plugin.go` -
|
|
// specifically, it denies only `s3:Put*` operations on non-root accounts.
|
|
func (s *TestSuiteIAM) TestAccMgmtPlugin(c *check) {
|
|
ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
|
|
defer cancel()
|
|
|
|
// 0. Check that owner is able to make-bucket.
|
|
bucket := getRandomBucketName()
|
|
err := s.client.MakeBucket(ctx, bucket, minio.MakeBucketOptions{})
|
|
if err != nil {
|
|
c.Fatalf("bucket creat error: %v", err)
|
|
}
|
|
|
|
// 1. Create a user.
|
|
accessKey, secretKey := mustGenerateCredentials(c)
|
|
err = s.adm.SetUser(ctx, accessKey, secretKey, madmin.AccountEnabled)
|
|
if err != nil {
|
|
c.Fatalf("Unable to set user: %v", err)
|
|
}
|
|
|
|
// 2. Check new user appears in listing
|
|
usersMap, err := s.adm.ListUsers(ctx)
|
|
if err != nil {
|
|
c.Fatalf("error listing: %v", err)
|
|
}
|
|
v, ok := usersMap[accessKey]
|
|
if !ok {
|
|
c.Fatalf("user not listed: %s", accessKey)
|
|
}
|
|
c.Assert(v.Status, madmin.AccountEnabled)
|
|
|
|
// 3. Check that user is able to make a bucket.
|
|
client := s.getUserClient(c, accessKey, secretKey, "")
|
|
err = client.MakeBucket(ctx, getRandomBucketName(), minio.MakeBucketOptions{})
|
|
if err != nil {
|
|
c.Fatalf("user not create bucket: %v", err)
|
|
}
|
|
|
|
// 3.1 check user has access to bucket
|
|
c.mustListObjects(ctx, client, bucket)
|
|
|
|
// 3.2 check that user cannot upload an object.
|
|
_, err = client.PutObject(ctx, bucket, "objectName", bytes.NewBuffer([]byte("some content")), 12, minio.PutObjectOptions{})
|
|
if err == nil {
|
|
c.Fatalf("user was able to upload unexpectedly")
|
|
}
|
|
|
|
// Create an madmin client with user creds
|
|
userAdmClient, err := madmin.NewWithOptions(s.endpoint, &madmin.Options{
|
|
Creds: credentials.NewStaticV4(accessKey, secretKey, ""),
|
|
Secure: s.secure,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("Err creating user admin client: %v", err)
|
|
}
|
|
userAdmClient.SetCustomTransport(s.TestSuiteCommon.client.Transport)
|
|
|
|
// Create svc acc
|
|
cr := c.mustCreateSvcAccount(ctx, accessKey, userAdmClient)
|
|
|
|
// 1. Check that svc account appears in listing
|
|
c.assertSvcAccAppearsInListing(ctx, userAdmClient, accessKey, cr.AccessKey)
|
|
|
|
// 2. Check that svc account info can be queried
|
|
c.assertSvcAccInfoQueryable(ctx, userAdmClient, accessKey, cr.AccessKey, false)
|
|
|
|
// 3. Check S3 access
|
|
c.assertSvcAccS3Access(ctx, s, cr, bucket)
|
|
|
|
// Check that session policies do not apply - as policy enforcement is
|
|
// delegated to plugin.
|
|
{
|
|
svcAK, svcSK := mustGenerateCredentials(c)
|
|
|
|
// This policy does not allow listing objects.
|
|
policyBytes := []byte(fmt.Sprintf(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": [
|
|
"s3:PutObject",
|
|
"s3:GetObject"
|
|
],
|
|
"Resource": [
|
|
"arn:aws:s3:::%s/*"
|
|
]
|
|
}
|
|
]
|
|
}`, bucket))
|
|
cr, err := userAdmClient.AddServiceAccount(ctx, madmin.AddServiceAccountReq{
|
|
Policy: policyBytes,
|
|
TargetUser: accessKey,
|
|
AccessKey: svcAK,
|
|
SecretKey: svcSK,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("Unable to create svc acc: %v", err)
|
|
}
|
|
svcClient := s.getUserClient(c, cr.AccessKey, cr.SecretKey, "")
|
|
// Though the attached policy does not allow listing, it will be
|
|
// ignored because the plugin allows it.
|
|
c.mustListObjects(ctx, svcClient, bucket)
|
|
}
|
|
|
|
// 4. Check that service account's secret key and account status can be
|
|
// updated.
|
|
c.assertSvcAccSecretKeyAndStatusUpdate(ctx, s, userAdmClient, accessKey, bucket)
|
|
|
|
// 5. Check that service account can be deleted.
|
|
c.assertSvcAccDeletion(ctx, s, userAdmClient, accessKey, bucket)
|
|
|
|
// 6. Check that service account **can** be created for some other user.
|
|
// This is possible because the policy enforced in the plugin.
|
|
c.mustCreateSvcAccount(ctx, globalActiveCred.AccessKey, userAdmClient)
|
|
}
|
|
|
|
func (c *check) mustCreateIAMUser(ctx context.Context, admClnt *madmin.AdminClient) madmin.Credentials {
|
|
c.Helper()
|
|
randUser := mustGetUUID()
|
|
randPass := mustGetUUID()
|
|
err := admClnt.AddUser(ctx, randUser, randPass)
|
|
if err != nil {
|
|
c.Fatalf("should be able to create a user: %v", err)
|
|
}
|
|
return madmin.Credentials{
|
|
AccessKey: randUser,
|
|
SecretKey: randPass,
|
|
}
|
|
}
|
|
|
|
func (c *check) mustGetIAMUserInfo(ctx context.Context, admClnt *madmin.AdminClient, accessKey string) madmin.UserInfo {
|
|
c.Helper()
|
|
ui, err := admClnt.GetUserInfo(ctx, accessKey)
|
|
if err != nil {
|
|
c.Fatalf("should be able to get user info: %v", err)
|
|
}
|
|
return ui
|
|
}
|
|
|
|
func (c *check) mustNotCreateIAMUser(ctx context.Context, admClnt *madmin.AdminClient) {
|
|
c.Helper()
|
|
randUser := mustGetUUID()
|
|
randPass := mustGetUUID()
|
|
err := admClnt.AddUser(ctx, randUser, randPass)
|
|
if err == nil {
|
|
c.Fatalf("should not be able to create a user")
|
|
}
|
|
}
|
|
|
|
func (c *check) mustCreateSvcAccount(ctx context.Context, tgtUser string, admClnt *madmin.AdminClient) madmin.Credentials {
|
|
c.Helper()
|
|
cr, err := admClnt.AddServiceAccount(ctx, madmin.AddServiceAccountReq{
|
|
TargetUser: tgtUser,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("user should be able to create service accounts %s", err)
|
|
}
|
|
return cr
|
|
}
|
|
|
|
func (c *check) mustNotCreateSvcAccount(ctx context.Context, tgtUser string, admClnt *madmin.AdminClient) {
|
|
c.Helper()
|
|
_, err := admClnt.AddServiceAccount(ctx, madmin.AddServiceAccountReq{
|
|
TargetUser: tgtUser,
|
|
})
|
|
if err == nil {
|
|
c.Fatalf("user was able to add service accounts unexpectedly!")
|
|
}
|
|
}
|
|
|
|
func (c *check) mustNotListObjects(ctx context.Context, client *minio.Client, bucket string) {
|
|
c.Helper()
|
|
res := client.ListObjects(ctx, bucket, minio.ListObjectsOptions{})
|
|
v, ok := <-res
|
|
if !ok || v.Err == nil {
|
|
c.Fatalf("user was able to list unexpectedly! on %s", bucket)
|
|
}
|
|
}
|
|
|
|
func (c *check) mustPutObjectWithTags(ctx context.Context, client *minio.Client, bucket, object string) {
|
|
c.Helper()
|
|
_, err := client.PutObject(ctx, bucket, object, bytes.NewBuffer([]byte("stuff")), 5, minio.PutObjectOptions{
|
|
UserTags: map[string]string{
|
|
"security": "public",
|
|
"virus": "true",
|
|
},
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("user was unable to upload the object: %v", err)
|
|
}
|
|
}
|
|
|
|
func (c *check) mustGetObject(ctx context.Context, client *minio.Client, bucket, object string) {
|
|
c.Helper()
|
|
|
|
r, err := client.GetObject(ctx, bucket, object, minio.GetObjectOptions{})
|
|
if err != nil {
|
|
c.Fatalf("user was unable to download the object: %v", err)
|
|
}
|
|
defer r.Close()
|
|
|
|
_, err = io.Copy(io.Discard, r)
|
|
if err != nil {
|
|
c.Fatalf("user was unable to download the object: %v", err)
|
|
}
|
|
}
|
|
|
|
func (c *check) mustHeadObject(ctx context.Context, client *minio.Client, bucket, object string, tagCount int) {
|
|
c.Helper()
|
|
|
|
oinfo, err := client.StatObject(ctx, bucket, object, minio.StatObjectOptions{})
|
|
if err != nil {
|
|
c.Fatalf("user was unable to download the object: %v", err)
|
|
}
|
|
|
|
if oinfo.UserTagCount != tagCount {
|
|
c.Fatalf("expected tagCount: %d, got %d", tagCount, oinfo.UserTagCount)
|
|
}
|
|
}
|
|
|
|
func (c *check) mustListObjects(ctx context.Context, client *minio.Client, bucket string) {
|
|
c.Helper()
|
|
res := client.ListObjects(ctx, bucket, minio.ListObjectsOptions{})
|
|
v, ok := <-res
|
|
if ok && v.Err != nil {
|
|
c.Fatalf("user was unable to list: %v", v.Err)
|
|
}
|
|
}
|
|
|
|
func (c *check) mustListBuckets(ctx context.Context, client *minio.Client) {
|
|
c.Helper()
|
|
_, err := client.ListBuckets(ctx)
|
|
if err != nil {
|
|
c.Fatalf("user was unable to list buckets: %v", err)
|
|
}
|
|
}
|
|
|
|
func (c *check) mustNotDelete(ctx context.Context, client *minio.Client, bucket string, vid string) {
|
|
c.Helper()
|
|
|
|
err := client.RemoveObject(ctx, bucket, "some-object", minio.RemoveObjectOptions{VersionID: vid})
|
|
if err == nil {
|
|
c.Fatalf("user must not be allowed to delete")
|
|
}
|
|
|
|
err = client.RemoveObject(ctx, bucket, "some-object", minio.RemoveObjectOptions{})
|
|
if err != nil {
|
|
c.Fatal("user must be able to create delete marker")
|
|
}
|
|
}
|
|
|
|
func (c *check) mustDownload(ctx context.Context, client *minio.Client, bucket string) {
|
|
c.Helper()
|
|
rd, err := client.GetObject(ctx, bucket, "some-object", minio.GetObjectOptions{})
|
|
if err != nil {
|
|
c.Fatalf("download did not succeed got %#v", err)
|
|
}
|
|
if _, err = io.Copy(io.Discard, rd); err != nil {
|
|
c.Fatalf("download did not succeed got %#v", err)
|
|
}
|
|
}
|
|
|
|
func (c *check) mustUploadReturnVersions(ctx context.Context, client *minio.Client, bucket string) []string {
|
|
c.Helper()
|
|
versions := []string{}
|
|
for i := 0; i < 5; i++ {
|
|
ui, err := client.PutObject(ctx, bucket, "some-object", bytes.NewBuffer([]byte("stuff")), 5, minio.PutObjectOptions{})
|
|
if err != nil {
|
|
c.Fatalf("upload did not succeed got %#v", err)
|
|
}
|
|
versions = append(versions, ui.VersionID)
|
|
}
|
|
return versions
|
|
}
|
|
|
|
func (c *check) mustUpload(ctx context.Context, client *minio.Client, bucket string) {
|
|
c.Helper()
|
|
_, err := client.PutObject(ctx, bucket, "some-object", bytes.NewBuffer([]byte("stuff")), 5, minio.PutObjectOptions{})
|
|
if err != nil {
|
|
c.Fatalf("upload did not succeed got %#v", err)
|
|
}
|
|
}
|
|
|
|
func (c *check) mustNotUpload(ctx context.Context, client *minio.Client, bucket string) {
|
|
c.Helper()
|
|
_, err := client.PutObject(ctx, bucket, "some-object", bytes.NewBuffer([]byte("stuff")), 5, minio.PutObjectOptions{})
|
|
if e, ok := err.(minio.ErrorResponse); ok {
|
|
if e.Code == "AccessDenied" {
|
|
return
|
|
}
|
|
}
|
|
c.Fatalf("upload did not get an AccessDenied error - got %#v instead", err)
|
|
}
|
|
|
|
func (c *check) assertSvcAccS3Access(ctx context.Context, s *TestSuiteIAM, cr madmin.Credentials, bucket string) {
|
|
svcClient := s.getUserClient(c, cr.AccessKey, cr.SecretKey, "")
|
|
c.mustListObjects(ctx, svcClient, bucket)
|
|
}
|
|
|
|
func (c *check) assertSvcAccAppearsInListing(ctx context.Context, madmClient *madmin.AdminClient, parentAK, svcAK string) {
|
|
c.Helper()
|
|
listResp, err := madmClient.ListServiceAccounts(ctx, parentAK)
|
|
if err != nil {
|
|
c.Fatalf("unable to list svc accounts: %v", err)
|
|
}
|
|
var accessKeys []string
|
|
for _, item := range listResp.Accounts {
|
|
accessKeys = append(accessKeys, item.AccessKey)
|
|
}
|
|
if !set.CreateStringSet(accessKeys...).Contains(svcAK) {
|
|
c.Fatalf("service account did not appear in listing!")
|
|
}
|
|
}
|
|
|
|
func (c *check) assertSvcAccInfoQueryable(ctx context.Context, madmClient *madmin.AdminClient, parentAK, svcAK string, skipParentUserCheck bool) {
|
|
infoResp, err := madmClient.InfoServiceAccount(ctx, svcAK)
|
|
if err != nil {
|
|
c.Fatalf("unable to get svc acc info: %v", err)
|
|
}
|
|
if !skipParentUserCheck {
|
|
c.Assert(infoResp.ParentUser, parentAK)
|
|
}
|
|
c.Assert(infoResp.AccountStatus, "on")
|
|
c.Assert(infoResp.ImpliedPolicy, true)
|
|
}
|
|
|
|
// This test assumes that the policy for `accessKey` allows listing on the given
|
|
// bucket. It creates a session policy that restricts listing on the bucket and
|
|
// then enables it again in a session policy update call.
|
|
func (c *check) assertSvcAccSessionPolicyUpdate(ctx context.Context, s *TestSuiteIAM, madmClient *madmin.AdminClient, accessKey, bucket string) {
|
|
c.Helper()
|
|
svcAK, svcSK := mustGenerateCredentials(c)
|
|
|
|
// This policy does not allow listing objects.
|
|
policyBytes := []byte(fmt.Sprintf(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": [
|
|
"s3:PutObject",
|
|
"s3:GetObject"
|
|
],
|
|
"Resource": [
|
|
"arn:aws:s3:::%s/*"
|
|
]
|
|
}
|
|
]
|
|
}`, bucket))
|
|
cr, err := madmClient.AddServiceAccount(ctx, madmin.AddServiceAccountReq{
|
|
Policy: policyBytes,
|
|
TargetUser: accessKey,
|
|
AccessKey: svcAK,
|
|
SecretKey: svcSK,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("Unable to create svc acc: %v", err)
|
|
}
|
|
svcClient := s.getUserClient(c, cr.AccessKey, cr.SecretKey, "")
|
|
c.mustNotListObjects(ctx, svcClient, bucket)
|
|
|
|
// This policy allows listing objects.
|
|
newPolicyBytes := []byte(fmt.Sprintf(`{
|
|
"Version": "2012-10-17",
|
|
"Statement": [
|
|
{
|
|
"Effect": "Allow",
|
|
"Action": [
|
|
"s3:ListBucket"
|
|
],
|
|
"Resource": [
|
|
"arn:aws:s3:::%s/*"
|
|
]
|
|
}
|
|
]
|
|
}`, bucket))
|
|
err = madmClient.UpdateServiceAccount(ctx, svcAK, madmin.UpdateServiceAccountReq{
|
|
NewPolicy: newPolicyBytes,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("unable to update session policy for svc acc: %v", err)
|
|
}
|
|
c.mustListObjects(ctx, svcClient, bucket)
|
|
}
|
|
|
|
func (c *check) assertSvcAccSecretKeyAndStatusUpdate(ctx context.Context, s *TestSuiteIAM, madmClient *madmin.AdminClient, accessKey, bucket string) {
|
|
c.Helper()
|
|
svcAK, svcSK := mustGenerateCredentials(c)
|
|
cr, err := madmClient.AddServiceAccount(ctx, madmin.AddServiceAccountReq{
|
|
TargetUser: accessKey,
|
|
AccessKey: svcAK,
|
|
SecretKey: svcSK,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("Unable to create svc acc: %v", err)
|
|
}
|
|
svcClient := s.getUserClient(c, cr.AccessKey, cr.SecretKey, "")
|
|
c.mustListObjects(ctx, svcClient, bucket)
|
|
|
|
_, svcSK2 := mustGenerateCredentials(c)
|
|
err = madmClient.UpdateServiceAccount(ctx, svcAK, madmin.UpdateServiceAccountReq{
|
|
NewSecretKey: svcSK2,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("unable to update secret key for svc acc: %v", err)
|
|
}
|
|
// old creds should not work:
|
|
c.mustNotListObjects(ctx, svcClient, bucket)
|
|
// new creds work:
|
|
svcClient2 := s.getUserClient(c, cr.AccessKey, svcSK2, "")
|
|
c.mustListObjects(ctx, svcClient2, bucket)
|
|
|
|
// update status to disabled
|
|
err = madmClient.UpdateServiceAccount(ctx, svcAK, madmin.UpdateServiceAccountReq{
|
|
NewStatus: "off",
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("unable to update secret key for svc acc: %v", err)
|
|
}
|
|
c.mustNotListObjects(ctx, svcClient2, bucket)
|
|
}
|
|
|
|
func (c *check) assertSvcAccDeletion(ctx context.Context, s *TestSuiteIAM, madmClient *madmin.AdminClient, accessKey, bucket string) {
|
|
c.Helper()
|
|
svcAK, svcSK := mustGenerateCredentials(c)
|
|
cr, err := madmClient.AddServiceAccount(ctx, madmin.AddServiceAccountReq{
|
|
TargetUser: accessKey,
|
|
AccessKey: svcAK,
|
|
SecretKey: svcSK,
|
|
})
|
|
if err != nil {
|
|
c.Fatalf("Unable to create svc acc: %v", err)
|
|
}
|
|
svcClient := s.getUserClient(c, cr.AccessKey, cr.SecretKey, "")
|
|
c.mustListObjects(ctx, svcClient, bucket)
|
|
|
|
err = madmClient.DeleteServiceAccount(ctx, svcAK)
|
|
if err != nil {
|
|
c.Fatalf("unable to delete svc acc: %v", err)
|
|
}
|
|
c.mustNotListObjects(ctx, svcClient, bucket)
|
|
}
|
|
|
|
func mustGenerateCredentials(c *check) (string, string) {
|
|
c.Helper()
|
|
ak, sk, err := auth.GenerateCredentials()
|
|
if err != nil {
|
|
c.Fatalf("unable to generate credentials: %v", err)
|
|
}
|
|
return ak, sk
|
|
}
|