coder · jaaydenh · Jun 13, 2025 · Jun 13, 2025 · Jun 13, 2025 · Jun 13, 2025
diff --git a/coderd/parameters.go b/coderd/parameters.go
@@ -58,11 +58,25 @@ func (api *API) templateVersionDynamicParametersEvaluate(rw http.ResponseWriter,
 // @Router /templateversions/{templateversion}/dynamic-parameters [get]
 func (api *API) templateVersionDynamicParametersWebsocket(rw http.ResponseWriter, r *http.Request) {
 	apikey := httpmw.APIKey(r)
+	userID := apikey.UserID
+
+	qUserID := r.URL.Query().Get("user_id")
+	if qUserID != "" && qUserID != codersdk.Me {
+		uid, err := uuid.Parse(qUserID)
+		if err != nil {
+			httpapi.Write(r.Context(), rw, http.StatusBadRequest, codersdk.Response{
+				Message: "Invalid user_id query parameter",
+				Detail:  err.Error(),
+			})
+			return
+		}
+		userID = uid
+	}
 
 	api.templateVersionDynamicParameters(true, codersdk.DynamicParametersRequest{
 		ID:      -1,
 		Inputs:  map[string]string{},
-		OwnerID: apikey.UserID,
+		OwnerID: userID,
 	})(rw, r)
 }
 

diff --git a/coderd/parameters_test.go b/coderd/parameters_test.go
@@ -56,7 +56,7 @@ func TestDynamicParametersOwnerSSHPublicKey(t *testing.T) {
 	_ = coderdtest.CreateTemplate(t, templateAdmin, owner.OrganizationID, version.ID)
 
 	ctx := testutil.Context(t, testutil.WaitShort)
-	stream, err := templateAdmin.TemplateVersionDynamicParameters(ctx, version.ID)
+	stream, err := templateAdmin.TemplateVersionDynamicParameters(ctx, codersdk.Me, version.ID)
 	require.NoError(t, err)
 	defer stream.Close(websocket.StatusGoingAway)
 
@@ -387,7 +387,7 @@ func setupDynamicParamsTest(t *testing.T, args setupDynamicParamsTestParams) dyn
 	require.NoError(t, err)
 
 	ctx := testutil.Context(t, testutil.WaitShort)
-	stream, err := templateAdmin.TemplateVersionDynamicParameters(ctx, version.ID)
+	stream, err := templateAdmin.TemplateVersionDynamicParameters(ctx, codersdk.Me, version.ID)
 	if args.expectWebsocketError {
 		require.Errorf(t, err, "expected error forming websocket")
 	} else {

diff --git a/codersdk/parameters.go b/codersdk/parameters.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 
 	"github.com/google/uuid"
+	"golang.org/x/xerrors"
 
 	"github.com/coder/coder/v2/codersdk/wsjson"
 	"github.com/coder/websocket"
@@ -125,8 +126,17 @@ type DynamicParametersResponse struct {
 	// TODO: Workspace tags
 }
 
-func (c *Client) TemplateVersionDynamicParameters(ctx context.Context, version uuid.UUID) (*wsjson.Stream[DynamicParametersResponse, DynamicParametersRequest], error) {
-	conn, err := c.Dial(ctx, fmt.Sprintf("/api/v2/templateversions/%s/dynamic-parameters", version), nil)
+func (c *Client) TemplateVersionDynamicParameters(ctx context.Context, userID string, version uuid.UUID) (*wsjson.Stream[DynamicParametersResponse, DynamicParametersRequest], error) {
+	endpoint := fmt.Sprintf("/api/v2/templateversions/%s/dynamic-parameters", version)
+	if userID != Me {
+		uid, err := uuid.Parse(userID)
+		if err != nil {
+			return nil, xerrors.Errorf("invalid user ID: %w", err)
+		}
+		endpoint += fmt.Sprintf("?user_id=%s", uid.String())
+	}
+
+	conn, err := c.Dial(ctx, endpoint, nil)
 	if err != nil {
 		return nil, err
 	}

diff --git a/enterprise/coderd/parameters_test.go b/enterprise/coderd/parameters_test.go
@@ -32,6 +32,7 @@ func TestDynamicParametersOwnerGroups(t *testing.T) {
 		},
 	)
 	templateAdmin, templateAdminUser := coderdtest.CreateAnotherUser(t, ownerClient, owner.OrganizationID, rbac.RoleTemplateAdmin())
+	_, noGroupUser := coderdtest.CreateAnotherUser(t, ownerClient, owner.OrganizationID)
 
 	// Create the group to be asserted
 	group := coderdtest.CreateGroup(t, ownerClient, owner.OrganizationID, "bloob", templateAdminUser)
@@ -57,7 +58,24 @@ func TestDynamicParametersOwnerGroups(t *testing.T) {
 	_ = coderdtest.CreateTemplate(t, templateAdmin, owner.OrganizationID, version.ID)
 
 	ctx := testutil.Context(t, testutil.WaitShort)
-	stream, err := templateAdmin.TemplateVersionDynamicParameters(ctx, version.ID)
+
+	// First check with a no group admin user, that they do not see the extra group
+	// Use the admin client, as the user might not have access to the template.
+	// Also checking that the admin can see the form for the other user.
+	noGroupStream, err := templateAdmin.TemplateVersionDynamicParameters(ctx, noGroupUser.ID.String(), version.ID)
+	require.NoError(t, err)
+	defer noGroupStream.Close(websocket.StatusGoingAway)
+	noGroupPreviews := noGroupStream.Chan()
+	noGroupPreview := testutil.RequireReceive(ctx, t, noGroupPreviews)
+	require.Equal(t, -1, noGroupPreview.ID)
+	require.Empty(t, noGroupPreview.Diagnostics)
+	require.Equal(t, "group", noGroupPreview.Parameters[0].Name)
+	require.Equal(t, database.EveryoneGroup, noGroupPreview.Parameters[0].Value.Value)
+	require.Equal(t, 1, len(noGroupPreview.Parameters[0].Options)) // Only 1 group
+	noGroupStream.Close(websocket.StatusGoingAway)
+
+	// Now try with a user with more than 1 group
+	stream, err := templateAdmin.TemplateVersionDynamicParameters(ctx, codersdk.Me, version.ID)
 	require.NoError(t, err)
 	defer stream.Close(websocket.StatusGoingAway)
 

diff --git a/site/src/api/api.ts b/site/src/api/api.ts
@@ -1017,6 +1017,7 @@ class ApiMethods {
 
 	templateVersionDynamicParameters = (
 		versionId: string,
+		userId: string,
 		{
 			onMessage,
 			onError,
@@ -1029,6 +1030,7 @@ class ApiMethods {
 	): WebSocket => {
 		const socket = createWebSocket(
 			`/api/v2/templateversions/${versionId}/dynamic-parameters`,
+			new URLSearchParams({ user_id: userId }),
 		);
 
 		socket.addEventListener("message", (event) =>

diff --git a/site/src/pages/CreateWorkspacePage/CreateWorkspacePageExperimental.tsx b/site/src/pages/CreateWorkspacePage/CreateWorkspacePageExperimental.tsx
@@ -148,31 +148,35 @@ const CreateWorkspacePageExperimental: FC = () => {
 	useEffect(() => {
 		if (!realizedVersionId) return;
 
-		const socket = API.templateVersionDynamicParameters(realizedVersionId, {
-			onMessage,
-			onError: (error) => {
-				if (ws.current === socket) {
-					setWsError(error);
-				}
-			},
-			onClose: () => {
-				if (ws.current === socket) {
-					setWsError(
-						new DetailedError(
-							"Websocket connection for dynamic parameters unexpectedly closed.",
-							"Refresh the page to reset the form.",
-						),
-					);
-				}
+		const socket = API.templateVersionDynamicParameters(
+			realizedVersionId,
+			defaultOwner.id,
+			{
+				onMessage,
+				onError: (error) => {
+					if (ws.current === socket) {
+						setWsError(error);
+					}
+				},
+				onClose: () => {
+					if (ws.current === socket) {
+						setWsError(
+							new DetailedError(
+								"Websocket connection for dynamic parameters unexpectedly closed.",
+								"Refresh the page to reset the form.",
+							),
+						);
+					}
+				},
 			},
-		});
+		);
 
 		ws.current = socket;
 
 		return () => {
 			socket.close();
 		};
-	}, [realizedVersionId, onMessage]);
+	}, [realizedVersionId, onMessage, defaultOwner.id]);
 
 	const organizationId = templateQuery.data?.organization_id;
 

diff --git a/...ges/WorkspaceSettingsPage/WorkspaceParametersPage/WorkspaceParametersPageExperimental.tsx b/...ges/WorkspaceSettingsPage/WorkspaceParametersPage/WorkspaceParametersPageExperimental.tsx
@@ -111,6 +111,7 @@ const WorkspaceParametersPageExperimental: FC = () => {
 
 		const socket = API.templateVersionDynamicParameters(
 			templateVersionId ?? workspace.latest_build.template_version_id,
+			workspace.owner_id,
 			{
 				onMessage,
 				onError: (error) => {
@@ -140,6 +141,7 @@ const WorkspaceParametersPageExperimental: FC = () => {
 		templateVersionId,
 		workspace.latest_build.template_version_id,
 		onMessage,
+		workspace.owner_id,
 	]);
 
 	const updateParameters = useMutation({