Merge pull request #2838 from gravitl/NET-940-fix

NET-940: validate relay req for inet gws

controllers/node.go

@@ -645,6 +645,17 @@ func updateNode(w http.ResponseWriter, r *http.Request) {
 
 	}
 	relayUpdate := logic.RelayUpdates(&currentNode, newNode)
+	if relayUpdate && newNode.IsRelay {
+		err = logic.ValidateRelay(models.RelayRequest{
+			NodeID:       newNode.ID.String(),
+			NetID:        newNode.Network,
+			RelayedNodes: newNode.RelayedNodes,
+		}, true)
+		if err != nil {
+			logic.ReturnErrorResponse(w, r, logic.FormatError(err, "badrequest"))
+			return
+		}
+	}
 	_, err = logic.GetHost(newNode.HostID.String())
 	if err != nil {
 		logger.Log(0, r.Header.Get("user"),

logic/relay.go

@@ -28,3 +28,7 @@ var SetRelayedNodes = func(setRelayed bool, relay string, relayed []string) []mo
 var RelayUpdates = func(currentNode, newNode *models.Node) bool {
 	return false
 }
+
+var ValidateRelay = func(relay models.RelayRequest, update bool) error {
+	return nil
+}

pro/initialize.go

@@ -101,6 +101,7 @@ func InitPro() {
 	logic.UpdateRelayed = proLogic.UpdateRelayed
 	logic.SetRelayedNodes = proLogic.SetRelayedNodes
 	logic.RelayUpdates = proLogic.RelayUpdates
+	logic.ValidateRelay = proLogic.ValidateRelay
 	logic.GetTrialEndDate = getTrialEndDate
 	logic.SetDefaultGw = proLogic.SetDefaultGw
 	logic.SetDefaultGwForRelayedUpdate = proLogic.SetDefaultGwForRelayedUpdate

pro/logic/relays.go

@@ -44,7 +44,7 @@ func CreateRelay(relay models.RelayRequest) ([]models.Node, models.Node, error)
 	if host.OS != "linux" {
 		return returnnodes, models.Node{}, fmt.Errorf("only linux machines can be relay nodes")
 	}
-	err = ValidateRelay(relay)
+	err = ValidateRelay(relay, false)
 	if err != nil {
 		return returnnodes, models.Node{}, err
 	}
@@ -101,14 +101,14 @@ func SetRelayedNodes(setRelayed bool, relay string, relayed []string) []models.N
 // }
 
 // ValidateRelay - checks if relay is valid
-func ValidateRelay(relay models.RelayRequest) error {
+func ValidateRelay(relay models.RelayRequest, update bool) error {
 	var err error
 
 	node, err := logic.GetNodeByID(relay.NodeID)
 	if err != nil {
 		return err
 	}
-	if node.IsRelay {
+	if !update && node.IsRelay {
 		return errors.New("node is already acting as a relay")
 	}
 	for _, relayedNodeID := range relay.RelayedNodes {
@@ -119,6 +119,9 @@ func ValidateRelay(relay models.RelayRequest) error {
 		if relayedNode.IsIngressGateway {
 			return errors.New("cannot relay an ingress gateway (" + relayedNodeID + ")")
 		}
+		if relayedNode.IsInternetGateway {
+			return errors.New("cannot relay an internet gateway (" + relayedNodeID + ")")
+		}
 	}
 	return err
 }