balena deploy: Retrieve the cpu arch as part of the device type resource

Connects-to: #2318
Change-type: patch
Signed-off-by: Thodoris Greasidis <thodoris@balena.io>

lib/utils/helpers.ts

@@ -148,23 +148,18 @@ export async function osProgressHandler(step: InitializeEmitter) {
 	});
 }
 
-export function getAppWithArch(
+export async function getAppWithArch(
 	applicationName: string,
 ): Promise<ApplicationWithDeviceType & { arch: string }> {
-	return Promise.all([
+	const app = await getApplication(applicationName);
-		getApplication(applicationName),
+	const { getExpanded } = await import('./pine');
-		getBalenaSdk().models.config.getDeviceTypes(),
-	]).then(function ([app, deviceTypes]) {
-		const config = _.find<BalenaSdk.DeviceTypeJson.DeviceType>(deviceTypes, {
-			slug: app.is_for__device_type[0].slug,
-		});
 
-		if (!config) {
+	return {
-			throw new Error(`balena API request failed for fleet ${applicationName}`);
+		...app,
-		}
+		arch: getExpanded(
-
+			getExpanded(app.is_for__device_type)!.is_of__cpu_architecture,
-		return { ...app, arch: config.arch };
+		)!.slug,
-	});
+	};
 }
 
 // TODO: Drop this. The sdk now has this baked in application.get().
@@ -182,6 +177,11 @@ function getApplication(
 			},
 			is_for__device_type: {
 				$select: 'slug',
+				$expand: {
+					is_of__cpu_architecture: {
+						$select: 'slug',
+					},
+				},
 			},
 		},
 	};

tests/commands/deploy.spec.ts

@@ -79,8 +79,7 @@ describe('balena deploy', function () {
 		docker = new DockerMock();
 		api.expectGetWhoAmI({ optional: true, persist: true });
 		api.expectGetMixpanel({ optional: true });
-		api.expectGetConfigDeviceTypes();
+		api.expectGetApplication({ expandArchitecture: true });
-		api.expectGetApplication();
 		api.expectGetRelease();
 		api.expectGetUser();
 		api.expectGetService({ serviceName: 'main' });

tests/nock/balena-api-mock.ts

@@ -35,6 +35,7 @@ export class BalenaAPIMock extends NockMock {
 		notFound = false,
 		optional = false,
 		persist = false,
+		expandArchitecture = false,
 	} = {}) {
 		const interceptor = this.optGet(/^\/v6\/application($|[(?])/, {
 			optional,
@@ -45,7 +46,12 @@ export class BalenaAPIMock extends NockMock {
 		} else {
 			interceptor.replyWithFile(
 				200,
-				path.join(apiResponsePath, 'application-GET-v6-expanded-app-type.json'),
+				path.join(
+					apiResponsePath,
+					!expandArchitecture
+						? 'application-GET-v6-expanded-app-type.json'
+						: 'application-GET-v6-expanded-app-type-cpu-arch.json',
+				),
 				jHeader,
 			);
 		}

tests/test-data/api-response/application-GET-v6-expanded-app-type-cpu-arch.json

@@ -0,0 +1,53 @@
+{
+	"d": [
+		{
+			"application_type": [
+				{
+					"name": "Starter",
+					"slug": "microservices-starter",
+					"supports_multicontainer": true,
+					"is_legacy": false,
+					"__metadata": {}
+				}
+			],
+			"id": 1301645,
+			"user": {
+				"__deferred": {
+					"uri": "/resin/user(43699)"
+				},
+				"__id": 43699
+			},
+			"organization": [
+				{
+					"handle": "gh_user"
+				}
+			],
+			"depends_on__application": null,
+			"actor": 3423895,
+			"app_name": "testApp",
+			"slug": "gh_user/testApp",
+			"should_be__running_release": [
+				{
+					"commit": "96eec431d57e6976d3a756df33fde7e2"
+				}
+			],
+			"is_for__device_type": [
+				{
+					"slug": "raspberrypi3",
+					"is_of__cpu_architecture": [
+						{
+							"slug": "armv7hf"
+						}
+					]
+				}
+			],
+			"should_track_latest_release": true,
+			"is_accessible_by_support_until__date": null,
+			"is_public": false,
+			"is_host": false,
+			"__metadata": {
+				"uri": "/resin/application(@id)?@id=1301645"
+			}
+		}
+	]
+}