Apphosting emulator: Metrics

src/apphosting/yaml.ts

@@ -29,10 +29,10 @@
     }
 
     const file = await readFileFromDirectory(dirname(filePath), basename(filePath));
     const loadedAppHostingYaml = (await wrappedSafeLoad(file.source)) ?? {};
 
     if (loadedAppHostingYaml.env) {
       const parsedEnvs = parseEnv(loadedAppHostingYaml.env);
       config._environmentVariables = parsedEnvs.environmentVariables;
       config._secrets = parsedEnvs.secrets;
     }
@@ -44,7 +44,7 @@
    * Simply returns an empty AppHostingYamlConfig (no environment variables
    * or secrets).
    */
   static empty() {
     return new AppHostingYamlConfig();
   }
 
@@ -61,19 +61,23 @@
     return mapToArray(this._secrets);
   }
 
   addEnvironmentVariable(env: EnvironmentVariable) {
     this._environmentVariables.set(env.variable, env);
   }
 
   addSecret(secret: Secret) {
     this._secrets.set(secret.variable, secret);
   }
 
+  resetSecrets() {
+    this._secrets.clear();
+  }
+
   /**
    * Merges this AppHostingYamlConfig with another config, the incoming config
    * has precedence if there are any conflicting configurations.
    * */
   merge(other: AppHostingYamlConfig) {
     for (const [key, value] of other._environmentVariables) {
       this._environmentVariables.set(key, value);
     }

src/emulator/apphosting/index.ts

@@ -1,3 +1,4 @@
+import { trackGA4 } from "../../track";
 import { EmulatorInfo, EmulatorInstance, Emulators } from "../types";
 import { start as apphostingStart } from "./serve";
 import { logger } from "./developmentServer";
@@ -23,6 +24,8 @@ export class AppHostingEmulator implements EmulatorInstance {
     });
     this.args.options.host = hostname;
     this.args.options.port = port;
+
+    void trackGA4("apphosting_backends_emulated", {});
   }
 
   connect(): Promise<void> {

src/track.ts

@@ -19,7 +19,8 @@ type cliEventNames =
   | "extensions_emulated"
   | "function_deploy"
   | "codebase_deploy"
-  | "function_deploy_group";
+  | "function_deploy_group"
+  | "apphosting_backends_emulated";
 type GA4Property = "cli" | "emulator" | "vscode";
 interface GA4Info {
   measurementId: string;