Say Hello to Cloud Functions for Firebase 2nd Gen

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@Jirawatee Google Developer Expert in Firebase Say Hello to Cloud Functions for Firebase 2nd Gen

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“Write and Run backend code in response to events triggered by Firebase features and HTTPS requests” Cloud Functions for Firebase

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Realtime Database Trigger

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Events exports.make Uppercase = functions.da tabase()... exports.mode rate = functions.da tabase()... exports.send Email = functions.da tabase()... Authentication Firestore Realtime Database Storage Extensions App Distribution Crashlytics Performance Monitoring Test Lab Remote Config Analytics Firebase Triggers

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HTTP Request

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Cloud Scheduler const { onSchedule } = require("firebase-functions/v2/scheduler"); exports.cronjob = onSchedule("every day 10:00", async (event) => { // Send notification }); Schedule Functions

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2nd Generation GA

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Cloud Build Cloud Run Eventarc Cloud Functions 2nd Generation

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1st Gen: One request per instance 2nd Gen: Many requests per instance Concurrency

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150ms 150ms 150ms 150ms 150ms 150ms 200ms 200ms 200ms 300ms 60ms 60ms 60ms 60ms

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Granular control and optimize performance 32GB New Instance Size

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● Up to 60 mins for HTTP triggered functions ● Up to 9 mins for event triggered functions Request Timeout

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Language Support Public Preview

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Firebase Alert Events Crashlytics Performance Monitoring App Distribution New Events

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Firebase Crashlytics const { onNewFatalIssuePublished } = require("firebase-functions/v2/alerts/crashlytics"); exports.sendSmsAlert = onNewFatalIssuePublished((event) => { // Send SMS }); New Events

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Events Custom Event

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Custom Event Events

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20 + Firebase Authentication Cloud Identity New Events

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import {beforeUserCreated} from "firebase-functions/v2/identity"; export const blockauth = beforeUserCreated((event) => { }); const user = event.data; // Ensure only google.com emails can log into the changelog app if (!user?.email?.includes('@google.com')) { throw new HttpsError( "permission-denied", "Only @google.com are allowed to register."); } Blocking Functions

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Task Queue Functions Cloud Tasks

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Upgrade your code to 2nd Gen Coding Style

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Both APIs are in the same SDK const functions = require("firebase-functions/v1"); const { onRequest } = require("firebase-functions/v2/https"); exports.f1 = functions.https.onRequest((req, res) => { res.send("Hello from Firebase!"); }); exports.f2 = onRequest((req, res) => { res.send("Hello from Firebase!"); });

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Runtime options const functions = require("firebase-functions/v1"); const { onRequest } = require("firebase-functions/v2/https"); const cors = require("cors")({ origin: true }); exports.f1 = functions.runWith({ memory: "1GB" }).https.onRequest((req, res) => { cors(req, res, () => { res.send("Hello from Firebase!"); }); }); exports.f2 = onRequest({ memory: "1GB", cors: true }, (req, res) => { res.send("Hello from Firebase!"); });

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Runtime options const { onRequest } = require("firebase-functions/v2/https"); const { setGlobalOptions } = require("firebase-functions/v2"); setGlobalOptions({ region: "asia-southeast1", memory: "1GB", concurrency: 40 }); export const api = onRequest(apiHandler); export const content = onRequest(contentHandler);

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Loading environment variables specified in a .env file to your application runtime Securely store API keys, passwords, certificates, and other sensitive data. Environment Variables Cloud Secret Manager Strongly-typed environment configuration with parameters that are validated at deploy time Parameterized Config Environment Configuration New

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Parameterized Configuration const { onRequest } = require("firebase-functions/v2/https"); const { defineString, defineInt, defineSecret } = require("firebase-functions/params"); const welcomeMessage = defineString("WELCOME_MESSAGE"); const concurrencyConfig = defineInt("CONCURRENCY", { default: 80 }); const apiKey = defineSecret("API_KEY"); exports.f2 = onRequest({secrets: [apiKey], concurrency: concurrencyConfig}, (req, res) => { const sampleApiKey = apiKey.value(); res.send(`${welcomeMessage.value()}! I am a function.`); });

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Emulator Suite Auth Firestore RTDB Storage Hosting Extensions

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Demo

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Enhancements in Cloud Functions 2nd Gen ⚡Concurrency (Up to 1000 concurrent requests per instance) ☁ Larger in memory, and compute intensive (Up to 32GiB RAM with 8 vCPUs) 󰞵 Python support 🚨 New events (Firebase Alerts, Auth Blocking, and Firebase Extensions) 🌐 Secure your callable and HTTP functions with a new CORS ✔ Task Queue functions ⏳ Long-running in HTTP Functions (Up to 1 hour timeout) 🖥 Modern JavaScript (config functions globally, options objects, and modular imports) Recap

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Thank You @Jirawatee Google Developer Expert in Firebase https://firebase.google.com/docs/functions https://youtu.be/77sMhsLB2qg https://youtu.be/EIA58FKrA8Y Resources