Merge pull request #3315 from hashicorp/f-acl-deployment-pause

Deployment.Pause ACL enforcement

nomad/deployment_endpoint.go

@@ -116,6 +116,13 @@ func (d *Deployment) Pause(args *structs.DeploymentPauseRequest, reply *structs.
 	}
 	defer metrics.MeasureSince([]string{"nomad", "deployment", "pause"}, time.Now())
 
+	// Check namespace submit-job permissions
+	if aclObj, err := d.srv.resolveToken(args.SecretID); err != nil {
+		return err
+	} else if aclObj != nil && !aclObj.AllowNsOp(args.RequestNamespace(), acl.NamespaceCapabilitySubmitJob) {
+		return structs.ErrPermissionDenied
+	}
+
 	// Validate the arguments
 	if args.DeploymentID == "" {
 		return fmt.Errorf("missing deployment ID")

nomad/deployment_endpoint_test.go

@@ -388,6 +388,74 @@ func TestDeploymentEndpoint_Pause(t *testing.T) {
 	assert.Equal(dout.ModifyIndex, resp.DeploymentModifyIndex, "wrong modify index")
 }
 
+func TestDeploymentEndpoint_Pause_ACL(t *testing.T) {
+	t.Parallel()
+	s1, _ := testACLServer(t, func(c *Config) {
+		c.NumSchedulers = 0 // Prevent automatic dequeue
+	})
+	defer s1.Shutdown()
+	codec := rpcClient(t, s1)
+	testutil.WaitForLeader(t, s1.RPC)
+	assert := assert.New(t)
+
+	// Create the deployment
+	j := mock.Job()
+	d := mock.Deployment()
+	d.JobID = j.ID
+	state := s1.fsm.State()
+
+	assert.Nil(state.UpsertJob(999, j), "UpsertJob")
+	assert.Nil(state.UpsertDeployment(1000, d), "UpsertDeployment")
+
+	// Create the namespace policy and tokens
+	validToken := CreatePolicyAndToken(t, state, 1001, "test-valid",
+		NamespacePolicy(structs.DefaultNamespace, "", []string{acl.NamespaceCapabilitySubmitJob}))
+	invalidToken := CreatePolicyAndToken(t, state, 1003, "test-invalid",
+		NamespacePolicy(structs.DefaultNamespace, "", []string{acl.NamespaceCapabilityReadJob}))
+
+	// Mark the deployment as failed
+	req := &structs.DeploymentPauseRequest{
+		DeploymentID: d.ID,
+		Pause:        true,
+		WriteRequest: structs.WriteRequest{Region: "global"},
+	}
+
+	// Try with no token and expect permission denied
+	{
+		var resp structs.DeploymentUpdateResponse
+		err := msgpackrpc.CallWithCodec(codec, "Deployment.Pause", req, &resp)
+		assert.NotNil(err)
+		assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
+	}
+
+	// Try with an invalid token
+	{
+		req.SecretID = invalidToken.SecretID
+		var resp structs.DeploymentUpdateResponse
+		err := msgpackrpc.CallWithCodec(codec, "Deployment.Pause", req, &resp)
+		assert.NotNil(err)
+		assert.Equal(err.Error(), structs.ErrPermissionDenied.Error())
+	}
+
+	// Fetch the response with a valid token
+	{
+		req.SecretID = validToken.SecretID
+		var resp structs.DeploymentUpdateResponse
+		assert.Nil(msgpackrpc.CallWithCodec(codec, "Deployment.Pause", req, &resp), "RPC")
+		assert.NotEqual(resp.Index, uint64(0), "bad response index")
+		assert.Zero(resp.EvalCreateIndex, "Shouldn't create eval")
+		assert.Zero(resp.EvalID, "Shouldn't create eval")
+
+		// Lookup the deployment
+		ws := memdb.NewWatchSet()
+		dout, err := state.DeploymentByID(ws, d.ID)
+		assert.Nil(err, "DeploymentByID failed")
+		assert.Equal(dout.Status, structs.DeploymentStatusPaused, "wrong status")
+		assert.Equal(dout.StatusDescription, structs.DeploymentStatusDescriptionPaused, "wrong status description")
+		assert.Equal(dout.ModifyIndex, resp.DeploymentModifyIndex, "wrong modify index")
+	}
+}
+
 func TestDeploymentEndpoint_Promote(t *testing.T) {
 	t.Parallel()
 	s1 := testServer(t, func(c *Config) {

website/source/api/deployments.html.md

@@ -315,9 +315,9 @@ The table below shows this endpoint's support for
 [blocking queries](/api/index.html#blocking-queries) and
 [required ACLs](/api/index.html#acls).
 
-| Blocking Queries | ACL Required |
-| ---------------- | ------------ |
-| `NO`             | `none`       |
+| Blocking Queries | ACL Required           |
+| ---------------- | ---------------------- |
+| `NO`             | `namespace:submit-job` |
 
 ### Parameters