Allow users to list their own service accounts (#13706)

Bonus: add extensive tests for svc acc actions by users
This commit is contained in:
Aditya Manthramurthy 2021-11-19 12:35:35 -08:00 committed by GitHub
parent 556ae07857
commit 40244994ad
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 212 additions and 14 deletions

View File

@ -939,8 +939,10 @@ func (a adminAPIHandlers) ListServiceAccounts(w http.ResponseWriter, r *http.Req
var targetAccount string
// If listing is requested for a specific user (who is not the request
// sender), check that the user has permissions.
user := r.Form.Get("user")
if user != "" {
if user != "" && user != cred.AccessKey {
if !globalIAMSys.IsAllowed(iampolicy.Args{
AccountName: cred.AccessKey,
Action: iampolicy.ListServiceAccountsAdminAction,

View File

@ -28,6 +28,7 @@ import (
"github.com/minio/madmin-go"
minio "github.com/minio/minio-go/v7"
"github.com/minio/minio-go/v7/pkg/credentials"
cr "github.com/minio/minio-go/v7/pkg/credentials"
"github.com/minio/minio-go/v7/pkg/set"
"github.com/minio/minio/internal/auth"
)
@ -145,17 +146,6 @@ func (s *TestSuiteIAM) getUserClient(c *check, accessKey, secretKey, sessionToke
return client
}
func runAllIAMTests(suite *TestSuiteIAM, c *check) {
suite.SetUpSuite(c)
suite.TestUserCreate(c)
suite.TestPolicyCreate(c)
suite.TestCannedPolicies(c)
suite.TestGroupAddRemove(c)
suite.TestServiceAccountOps(c)
suite.TestAddServiceAccountPerms(c)
suite.TearDownSuite(c)
}
func TestIAMInternalIDPServerSuite(t *testing.T) {
baseTestCases := []TestSuiteCommon{
// Init and run test on FS backend with signature v4.
@ -182,7 +172,18 @@ func TestIAMInternalIDPServerSuite(t *testing.T) {
t.Run(
fmt.Sprintf("Test: %d, ServerType: %s%s", i+1, testCase.serverType, etcdStr),
func(t *testing.T) {
runAllIAMTests(testCase, &check{t, testCase.serverType})
suite := testCase
c := &check{t, testCase.serverType}
suite.SetUpSuite(c)
suite.TestUserCreate(c)
suite.TestPolicyCreate(c)
suite.TestCannedPolicies(c)
suite.TestGroupAddRemove(c)
suite.TestServiceAccountOpsByAdmin(c)
suite.TestServiceAccountOpsByUser(c)
suite.TestAddServiceAccountPerms(c)
suite.TearDownSuite(c)
},
)
}
@ -684,7 +685,202 @@ func (s *TestSuiteIAM) TestGroupAddRemove(c *check) {
}
}
func (s *TestSuiteIAM) TestServiceAccountOps(c *check) {
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: cr.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, err := userAdmClient.AddServiceAccount(ctx, madmin.AddServiceAccountReq{
TargetUser: accessKey,
})
if err != nil {
c.Fatalf("Err creating svc acc: %v", err)
}
// 1. Check that svc account appears in listing
listResp, err := userAdmClient.ListServiceAccounts(ctx, accessKey)
if err != nil {
c.Fatalf("unable to list svc accounts: %v", err)
}
if !set.CreateStringSet(listResp.Accounts...).Contains(cr.AccessKey) {
c.Fatalf("created service account did not appear in listing!")
}
// 2. Check that svc account info can be queried
infoResp, err := userAdmClient.InfoServiceAccount(ctx, cr.AccessKey)
if err != nil {
c.Fatalf("unable to get svc acc info: %v", err)
}
c.Assert(infoResp.ParentUser, accessKey)
c.Assert(infoResp.AccountStatus, "on")
c.Assert(infoResp.ImpliedPolicy, true)
// 4. Check that svc account can restrict the policy, and that the
// session policy can be updated.
{
svcAK, svcSK := mustGenerateCredentials(c)
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, "")
c.mustNotListObjects(ctx, svcClient, bucket)
newPolicyBytes := []byte(fmt.Sprintf(`{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"s3:ListBucket"
],
"Resource": [
"arn:aws:s3:::%s/*"
]
}
]
}`, bucket))
err = userAdmClient.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)
}
// 4. Check that service account's secret key and account status can be
// updated.
{
svcAK, svcSK := mustGenerateCredentials(c)
cr, err := userAdmClient.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 = userAdmClient.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 = userAdmClient.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)
}
// 5. Check that service account can be deleted.
{
svcAK, svcSK := mustGenerateCredentials(c)
cr, err := userAdmClient.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 = userAdmClient.DeleteServiceAccount(ctx, svcAK)
if err != nil {
c.Fatalf("unable to delete svc acc: %v", err)
}
c.mustNotListObjects(ctx, svcClient, bucket)
}
}
func (s *TestSuiteIAM) TestServiceAccountOpsByAdmin(c *check) {
ctx, cancel := context.WithTimeout(context.Background(), testDefaultTimeout)
defer cancel()