workaround: stop discoveries before install/uninstall boards/libs (#674)

arduino-ide-extension/src/node/board-discovery.ts

@@ -60,11 +60,29 @@ export class BoardDiscovery extends CoreClientAware {
     this.startBoardListWatch(coreClient);
   }
 
+  stopBoardListWatch(coreClient: CoreClientProvider.Client): Promise<void> {
+    return new Promise((resolve, reject) => {
+      if (!this.boardWatchDuplex) {
+        return resolve();
+      }
+
+      const { instance } = coreClient;
+      const req = new BoardListWatchRequest();
+      req.setInstance(instance);
+      try {
+        this.boardWatchDuplex.write(req.setInterrupt(true), resolve);
+      } catch (e) {
+        this.discoveryLogger.error(e);
+        resolve();
+      }
+    });
+  }
+
   startBoardListWatch(coreClient: CoreClientProvider.Client): void {
     if (this.watching) {
       // We want to avoid starting the board list watch process multiple
       // times to meet unforseen consequences
-      return
+      return;
     }
     this.watching = true;
     const { client, instance } = coreClient;
@@ -73,9 +91,19 @@ export class BoardDiscovery extends CoreClientAware {
     this.boardWatchDuplex = client.boardListWatch();
     this.boardWatchDuplex.on('end', () => {
       this.watching = false;
-      console.info('board watch ended')
-    })
+      console.info('board watch ended');
+    });
+    this.boardWatchDuplex.on('close', () => {
+      this.watching = false;
+      console.info('board watch ended');
+    });
     this.boardWatchDuplex.on('data', (resp: BoardListWatchResponse) => {
+      if (resp.getEventType() === 'quit') {
+        this.watching = false;
+        console.info('board watch ended');
+        return;
+      }
+
       const detectedPort = resp.getPort();
       if (detectedPort) {
         let eventType: 'add' | 'remove' | 'unknown' = 'unknown';
@@ -96,7 +124,7 @@ export class BoardDiscovery extends CoreClientAware {
 
         const address = (detectedPort as any).getPort().getAddress();
         const protocol = (detectedPort as any).getPort().getProtocol();
-        const label = (detectedPort as any).getPort().getLabel();;
+        const label = (detectedPort as any).getPort().getLabel();
         const port = { address, protocol, label };
         const boards: Board[] = [];
         for (const item of detectedPort.getMatchingBoardsList()) {
@@ -111,7 +139,9 @@ export class BoardDiscovery extends CoreClientAware {
           if (newState[port.address]) {
             const [, knownBoards] = newState[port.address];
             console.warn(
-              `Port '${port.address}' was already available. Known boards before override: ${JSON.stringify(
+              `Port '${
+                port.address
+              }' was already available. Known boards before override: ${JSON.stringify(
                 knownBoards
               )}`
             );

arduino-ide-extension/src/node/boards-service-impl.ts

@@ -45,7 +45,8 @@ import { InstallWithProgress } from './grpc-installable';
 @injectable()
 export class BoardsServiceImpl
   extends CoreClientAware
-  implements BoardsService {
+  implements BoardsService
+{
   @inject(ILogger)
   protected logger: ILogger;
 
@@ -247,7 +248,10 @@ export class BoardsServiceImpl
     return boards;
   }
 
-  async getBoardUserFields(options: { fqbn: string, protocol: string }): Promise<BoardUserField[]> {
+  async getBoardUserFields(options: {
+    fqbn: string;
+    protocol: string;
+  }): Promise<BoardUserField[]> {
     await this.coreClientProvider.initialized;
     const coreClient = await this.coreClient();
     const { client, instance } = coreClient;
@@ -257,25 +261,23 @@ export class BoardsServiceImpl
     supportedUserFieldsReq.setFqbn(options.fqbn);
     supportedUserFieldsReq.setProtocol(options.protocol);
 
-    const supportedUserFieldsResp = await new Promise<SupportedUserFieldsResponse>(
-      (resolve, reject) => {
+    const supportedUserFieldsResp =
+      await new Promise<SupportedUserFieldsResponse>((resolve, reject) => {
         client.supportedUserFields(supportedUserFieldsReq, (err, resp) => {
-          (!!err ? reject : resolve)(!!err ? err : resp)
-        })
-      }
-    );
-    return supportedUserFieldsResp.getUserFieldsList().map(e => {
+          (!!err ? reject : resolve)(!!err ? err : resp);
+        });
+      });
+    return supportedUserFieldsResp.getUserFieldsList().map((e) => {
       return {
         toolId: e.getToolId(),
         name: e.getName(),
         label: e.getLabel(),
         secret: e.getSecret(),
-        value: "",
+        value: '',
       };
     });
   }
 
-
   async search(options: { query?: string }): Promise<BoardsPackage[]> {
     await this.coreClientProvider.initialized;
     const coreClient = await this.coreClient();
@@ -408,6 +410,10 @@ export class BoardsServiceImpl
     req.setVersion(version);
 
     console.info('>>> Starting boards package installation...', item);
+
+    // stop the board discovery
+    await this.boardDiscovery.stopBoardListWatch(coreClient);
+
     const resp = client.platformInstall(req);
     resp.on(
       'data',
@@ -418,7 +424,7 @@ export class BoardsServiceImpl
     );
     await new Promise<void>((resolve, reject) => {
       resp.on('end', () => {
-        this.boardDiscovery.startBoardListWatch(coreClient)
+        this.boardDiscovery.startBoardListWatch(coreClient);
         resolve();
       });
       resp.on('error', (error) => {
@@ -456,6 +462,10 @@ export class BoardsServiceImpl
     req.setPlatformPackage(platform);
 
     console.info('>>> Starting boards package uninstallation...', item);
+
+    // stop the board discovery
+    await this.boardDiscovery.stopBoardListWatch(coreClient);
+
     const resp = client.platformUninstall(req);
     resp.on(
       'data',
@@ -466,7 +476,7 @@ export class BoardsServiceImpl
     );
     await new Promise<void>((resolve, reject) => {
       resp.on('end', () => {
-        this.boardDiscovery.startBoardListWatch(coreClient)
+        this.boardDiscovery.startBoardListWatch(coreClient);
         resolve();
       });
       resp.on('error', reject);

arduino-ide-extension/src/node/library-service-server-impl.ts

@@ -271,6 +271,10 @@ export class LibraryServiceImpl
     req.setNoDeps(!options.installDependencies);
 
     console.info('>>> Starting library package installation...', item);
+
+    // stop the board discovery
+    await this.boardDiscovery.stopBoardListWatch(coreClient);
+
     const resp = client.libraryInstall(req);
     resp.on(
       'data',
@@ -322,6 +326,10 @@ export class LibraryServiceImpl
     if (typeof overwrite === 'boolean') {
       req.setOverwrite(overwrite);
     }
+
+    // stop the board discovery
+    await this.boardDiscovery.stopBoardListWatch(coreClient);
+
     const resp = client.zipLibraryInstall(req);
     resp.on(
       'data',
@@ -354,6 +362,10 @@ export class LibraryServiceImpl
     req.setVersion(item.installedVersion!);
 
     console.info('>>> Starting library package uninstallation...', item);
+
+    // stop the board discovery
+    await this.boardDiscovery.stopBoardListWatch(coreClient);
+
     const resp = client.libraryUninstall(req);
     resp.on(
       'data',