Azure serverless computing cookbook : build and monitor azure applications hosted on serverless architecture using azure functions / Praveen Kumar Sreeram.

Format:

Book

Author/Creator:

Sreeram, Praveen Kumar, author.

Language:

English

Subjects (All):

Cloud computing.

Application program interfaces (Computer software).

Physical Description:

1 online resource (424 pages)

Edition:

Second edition

Place of Publication:

Birmingham ; Mumbai : Packt Publishing, 2018.

System Details:

text file

Summary:

Over 50 practical recipes that will help you develop and deliver high-quality and reliable cloud-centric Azure serverless applications for your organization Key Features Leverage practical use cases to build a robust serverless environment Enhance Azure Functions with continuous deployment using Visual Studio Team Services Deploy and manage cost-effective and highly available serverless applications using Azure Functions Book Description Microsoft provides a solution for easily running small segments of code in the cloud with Azure Functions. The second edition of Azure Serverless Computing Cookbook starts with intermediate-level recipes on serverless computing along with some use cases demonstrating the benefits and key features of Azure Functions. You'll explore the core aspects of Azure Functions, such as the services it provides, how you can develop and write Azure Functions, and how to monitor and troubleshoot them. As you make your way through the chapters, you'll get practical recipes on integrating DevOps with Azure Functions, and providing continuous integration and continuous deployment with Azure DevOps. This book also provides hands-on, step-by-step tutorials based on real-world serverless use cases to guide you through configuring and setting up your serverless environments with ease. You will also learn how to build solutions for complex, real-world, workflow-based scenarios quickly and with minimal code using Durable Functions. In the concluding chapters, you will ensure enterprise-level security within your serverless environment. The most common tips and tricks that you need to be aware of when working with Azure Functions on production environments will also be covered in this book. By the end of this book, you will have all the skills required for working with serverless code architecture, providing continuous delivery to your users. What you will learn Integrate Azure Functions with other Azure services Understand cloud application development using Azure Functions Employ durable functions for developing reliable and durable serverless applications Use SendGrid and Twilio services Explore code reusability and refactoring in Azure Functions Configure serverless applications in a production environment Who this book is for If you are a cloud administrator, architect, or developer who wants to build scalable systems and deploy serverless applications with Azure Functions, then the Azure Serverless Computing Cookbook is for you...

Contents:

Cover

Title Page

Copyright and Credits

Dedication

About Packt

Contributors

Table of Contents

Preface

Chapter 1: Developing Cloud Applications Using Function Triggers and Bindings

Introduction

Building a backend Web API using HTTP triggers

Getting ready

How to do it…

How it works…

See also

Persisting employee details using Azure Storage table output bindings

How to do it...

How it works...

Understanding storage connection

What is the Azure Table storage service?

Partition key and row key

There's more...

Saving the profile images to Queues using Queue output bindings

Storing the image in Azure Blob Storage

Chapter 2: Working with Notifications Using the SendGrid and Twilio Services

Sending an email notification to the administrator of a website using the SendGrid service

Creating a SendGrid account

Generating an API key from the SendGrid portal

Configuring the SendGrid API key with the Azure Function app

Create Storage Queue binding to the HTTP Trigger

Creating Queue Trigger to process the message of the HTTP Trigger

Creating SendGrid output binding to the Queue Trigger

There's more

Sending an email notification dynamically to the end user

Accepting the new email parameter in the RegisterUser function

Retrieving the UserProfile information in the SendNotifications trigger

Implementing email logging in Azure Blob Storage

Modifying the email content to include an attachment

How to do it.

Customizing the log file name using IBinder interface

Adding an attachment to the email

Sending an SMS notification to the end user using the Twilio service

Chapter 3: Seamless Integration of Azure Functions with Azure Services

Using Cognitive Services to locate faces in images

Creating a new Computer Vision API account

Configuring application settings

Azure SQL Database interactions using Azure Functions

Monitoring tweets using Logic Apps and notifying users when a popular user tweets

Creating a new Logic App

Designing the Logic App with Twitter and Gmail connectors

Testing the Logic App functionality

Integrating Logic Apps with serverless functions

Auditing Cosmos DB data using change feed triggers

Creating a new Cosmos DB account

Creating a new Cosmos DB collection

Chapter 4: Understanding the Integrated Developer Experience of Visual Studio Tools

Creating a function app using Visual Studio 2017

Debugging C# Azure Functions on a local staged environment using Visual Studio 2017

Connecting to the Azure Storage cloud from the local Visual Studio environment

Deploying the Azure Function app to Azure Cloud using Visual Studio

There's more.

Debugging a live C# Azure Function, hosted on the Microsoft Azure Cloud environment, using Visual Studio

Deploying Azure Functions in a container

Creating an ACR

Creating a Docker image for the function app

Pushing the Docker image to the ACR

Creating a new function app with Docker

Chapter 5: Exploring Testing Tools for the Validation of Azure Functions

Testing Azure Functions

Testing HTTP triggers using Postman

Testing a Blob trigger using Microsoft Storage Explorer

Testing the Queue trigger using the Azure Management portal

Testing an Azure Function on a staged environment using deployment slots

Load testing Azure Functions using Azure DevOps

Creating and testing Azure Functions locally using the Azure CLI tools

Testing and validating Azure Function responsiveness using Application Insights

Developing unit tests for Azure Functions with HTTP triggers

Chapter 6: Monitoring and Troubleshooting Azure Serverless Services

Troubleshooting your Azure Functions

Viewing real-time application logs

Diagnosing the entire function app

Integrating Azure Functions with Application Insights

Monitoring your Azure Functions

Pushing custom telemetry details to Application Insights Analytics

Creating an Application Insights function

Configuring access keys

Integrating and testing an Application Insights query

Configuring the custom derived metric report

Sending application telemetry details via email

Integrating real-time Application Insights monitoring data with Power BI using Azure Functions

Configuring Power BI with a dashboard, a dataset, and the push URI

Creating an Azure Application Insights real-time Power BI - C# function

Chapter 7: Developing Reliable Serverless Applications Using Durable Functions

Configuring Durable Functions in the Azure Management portal

Creating a Durable Function hello world app

Creating an HttpStart function in the Orchestrator client

Creating the Orchestrator function

Creating an activity function

Testing and troubleshooting Durable Functions

Implementing multithreaded reliable applications using Durable Functions

Creating a GetAllCustomers activity function

Creating a CreateBARCodeImagesPerCustomer activity function

Chapter 8: Bulk Import of Data Using Azure Durable Functions and Cosmos DB

Business problem

Durable serverless way of implementing an Excel import

Uploading employee data into Blob Storage

Creating a Blob trigger

Creating the Durable Orchestrator and triggering it for each Excel import

Reading Excel data using activity functions

Reading data from Blob Storage

Reading Excel data from the stream

Creating the activity function

Auto-scaling Cosmos DB throughput

Bulk inserting data into Cosmos DB

Chapter 9: Implementing Best Practices for Azure Functions

Adding multiple messages to a queue using the IAsyncCollector function

Implementing defensive applications using Azure Functions and queue triggers

CreateQueueMessage - C# console application

Developing the Azure Function - queue trigger

Running tests using the console application

Handling massive ingress using Event Hubs for IoT and other similar scenarios

Creating an Azure Function event hub trigger

Developing a console application that simulates IoT data

Avoiding cold starts by warming the app at regular intervals

Creating an HTTP trigger

Creating a timer trigger

Enabling authorization for function apps

Controlling access to Azure Functions using function keys

Configuring the function key for each application

Configuring one host key for all the functions in a single function app

Securing Azure Functions using Azure Active Directory

Configuring Azure AD to the function app.

Notes:

Previous edition published: 2017.

Description based on print version record.

OCLC:

1078996626