Fix Electron 9.4 frame ipc bug (#1888)

* use pid+frameId

Signed-off-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

* use correct process id

Signed-off-by: Jari Kolehmainen <jari.kolehmainen@gmail.com>

src/common/cluster-frames.ts

@@ -1,3 +1,8 @@
 import { observable } from "mobx";
 
-export const clusterFrameMap = observable.map<string, number>();
+export type ClusterFrameInfo = {
+  frameId: number;
+  processId: number
+};
+
+export const clusterFrameMap = observable.map<string, ClusterFrameInfo>();

src/common/cluster-ipc.ts

@@ -2,7 +2,7 @@ import { handleRequest } from "./ipc";
 import { ClusterId, clusterStore } from "./cluster-store";
 import { appEventBus } from "./event-bus";
 import { ResourceApplier } from "../main/resource-applier";
-import { ipcMain } from "electron";
+import { ipcMain, IpcMainInvokeEvent } from "electron";
 import { clusterFrameMap } from "./cluster-frames";
 
 export const clusterActivateHandler = "cluster:activate";
@@ -21,11 +21,11 @@ if (ipcMain) {
     }
   });
 
-  handleRequest(clusterSetFrameIdHandler, (event, clusterId: ClusterId, frameId: number) => {
+  handleRequest(clusterSetFrameIdHandler, (event: IpcMainInvokeEvent, clusterId: ClusterId) => {
     const cluster = clusterStore.getById(clusterId);
 
     if (cluster) {
-      clusterFrameMap.set(cluster.id, frameId);
+      clusterFrameMap.set(cluster.id, { frameId: event.frameId, processId: event.processId });
 
       return cluster.pushState();
     }

src/common/ipc.ts

@@ -4,7 +4,7 @@
 
 import { ipcMain, ipcRenderer, webContents, remote } from "electron";
 import logger from "../main/logger";
-import { clusterFrameMap } from "./cluster-frames";
+import { ClusterFrameInfo, clusterFrameMap } from "./cluster-frames";
 
 export function handleRequest(channel: string, listener: (...args: any[]) => any) {
   ipcMain.handle(channel, listener);
@@ -14,11 +14,11 @@ export async function requestMain(channel: string, ...args: any[]) {
   return ipcRenderer.invoke(channel, ...args);
 }
 
-async function getSubFrames(): Promise<number[]> {
-  const subFrames: number[] = [];
+async function getSubFrames(): Promise<ClusterFrameInfo[]> {
+  const subFrames: ClusterFrameInfo[] = [];
 
-  clusterFrameMap.forEach(frameId => {
-    subFrames.push(frameId);
+  clusterFrameMap.forEach(frameInfo => {
+    subFrames.push(frameInfo);
   });
 
   return subFrames;
@@ -35,8 +35,8 @@ export function broadcastMessage(channel: string, ...args: any[]) {
     logger.silly(`[IPC]: broadcasting "${channel}" to ${type}=${webContent.id}`, { args });
     webContent.send(channel, ...args);
     getSubFrames().then((frames) => {
-      frames.map((frameId) => {
-        webContent.sendToFrame(frameId, channel, ...args);
+      frames.map((frameInfo) => {
+        webContent.sendToFrame([frameInfo.processId, frameInfo.frameId], channel, ...args);
       });
     }).catch((e) => e);
   });

src/main/window-manager.ts

@@ -7,7 +7,7 @@ import { subscribeToBroadcast } from "../common/ipc";
 import { initMenu } from "./menu";
 import { initTray } from "./tray";
 import { Singleton } from "../common/utils";
-import { clusterFrameMap } from "../common/cluster-frames";
+import { ClusterFrameInfo, clusterFrameMap } from "../common/cluster-frames";
 
 export class WindowManager extends Singleton {
   protected mainWindow: BrowserWindow;
@@ -118,9 +118,9 @@ export class WindowManager extends Singleton {
     return this.mainWindow;
   }
 
-  sendToView({ channel, frameId, data = [] }: { channel: string, frameId?: number, data?: any[] }) {
-    if (frameId) {
-      this.mainWindow.webContents.sendToFrame(frameId, channel, ...data);
+  sendToView({ channel, frameInfo, data = [] }: { channel: string, frameInfo?: ClusterFrameInfo, data?: any[] }) {
+    if (frameInfo) {
+      this.mainWindow.webContents.sendToFrame([frameInfo.processId, frameInfo.frameId], channel, ...data);
     } else {
       this.mainWindow.webContents.send(channel, ...data);
     }
@@ -128,18 +128,23 @@ export class WindowManager extends Singleton {
 
   async navigate(url: string, frameId?: number) {
     await this.ensureMainWindow();
+    let frameInfo: ClusterFrameInfo;
+
+    if (frameId) {
+      frameInfo = Array.from(clusterFrameMap.values()).find((frameInfo) => frameInfo.frameId === frameId);
+    }
     this.sendToView({
       channel: "renderer:navigate",
-      frameId,
+      frameInfo,
       data: [url],
     });
   }
 
   reload() {
-    const frameId = clusterFrameMap.get(this.activeClusterId);
+    const frameInfo = clusterFrameMap.get(this.activeClusterId);
 
-    if (frameId) {
-      this.sendToView({ channel: "renderer:reload", frameId });
+    if (frameInfo) {
+      this.sendToView({ channel: "renderer:reload", frameInfo });
     } else {
       webContents.getFocusedWebContents()?.reload();
     }

src/renderer/components/app.tsx

@@ -57,7 +57,7 @@ export class App extends React.Component {
     logger.info(`[APP]: Init dashboard, clusterId=${clusterId}, frameId=${frameId}`);
     await Terminal.preloadFonts();
 
-    await requestMain(clusterSetFrameIdHandler, clusterId, frameId);
+    await requestMain(clusterSetFrameIdHandler, clusterId);
     await getHostedCluster().whenReady; // cluster.activate() is done at this point
     extensionLoader.loadOnClusterRenderer();
     setTimeout(() => {