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Index
Title Page
Copyright and Credits
Azure for Architects Second Edition
About Packt
Why subscribe?
Packt.com
Contributors
About the author
About the reviewers
Packt is searching for authors like you
Preface
Who this book is for
What this book covers
To get the most out of this book
Download the example code files
Conventions used
Get in touch
Reviews
Getting Started
Cloud computing
Advantages of cloud computing
Deployment Patterns in Azure
Infrastructure as a Service
Platform as a Service
Software as a Service
Understanding Azure
Azure as an intelligent cloud
Azure Resource Manager
The ARM architecture
Limitations of Azure Service Manager (ASM)
ARM advantages
ARM concepts
Resource providers
Resource types
Resource groups
Resource and resource instances
ARM features
Virtualization
Containers
Docker
Interacting with the intelligent cloud
Azure Portal
PowerShell
Azure Command-Line Interface (CLI)
Azure REST API
ARM templates
Deployments
Summary
Azure Solution Availability and Scalability
High availability
SLA
Factors affecting high availability
Planned maintenance
Unplanned maintenance
Application deployment architecture
High availability versus scalability
High availability versus disaster recovery
Azure high availability
Concepts
Availability sets
Fault domain
Update domain
Availability zones
Load balancing
VM high availability
Compute high availability
Storage high availability
PaaS high availability
High-availability platforms
Data high availability
Azure CosmosDB
Azure SQL replication
Azure table storage
Application high availability
Load balancing
Azure load balancers
Public load balancing
Internal load balancing
Port forwarding
Azure application gateway
Azure Traffic Manager
Architectural considerations for high availability
High availability within Azure regions
High availability across Azure regions
Best practices
Application high availability
Deployment
Data management
Monitoring
Scalability
Scalability versus performance
Azure scalability
Concepts
Scaling
Scaling up
Scaling down
Scaling out
Scaling in
Auto scaling
PaaS scalability
PaaS – Scaling up and down
PaaS – Scaling out and in
IaaS scalability
VM scale sets
VMSS architecture
VMSS scaling
Horizontal versus vertical scaling
Capacity
Auto scaling
Upgrades and maintenance
Application updates
Guest updates
Image updates
Best practices of scaling provided by VMSS
The preference for scaling out
Bare-metal versus dormant instances
Configuring the maximum and minimum number of instances appropriately
Concurrency
Stateless
Caching and CDN
N+1 design
Summary
Security and Monitoring
Security
Security life cycle
Azure security
IaaS security
Network Security Groups
NSG design
Firewalls
Firewall design
Reducing the attack surface area
Implementing jump servers
PaaS security
Operations Management Suite (OMS)
Storage
Azure SQL
Azure Key Vaults
Security monitoring and auditing
Azure Monitor
Azure Security Center
Monitoring
Azure monitoring
Azure activity logs
Azure diagnostic logs
Azure application logs
Guest and host operating system logs
Azure Monitor
Azure Application Insights
Azure Log Analytics
Application Insights
Provisioning
Log Analytics
Provisioning
OMS agents
Search
Solutions
Alerts
Executing runbooks on Alerts
Integrating PowerBI
Summary
Cross-Subscription Deployments Using ARM Templates
ARM templates
Deploying resource groups with ARM templates
Deploying resources across subscriptions and resource groups
Another example of cross-subscription and resource-group deployments
Deploying cross-subscription and resource-group deployments using linked templates
Summary
ARM Templates - Modular Design and Implementation
Problems with the single template
Reduces flexibility in changing templates
Troubleshooting large templates
Dependency abuse
Reduced agility
No reusability
Understanding the Single Responsibility Principle
Faster troubleshooting and debugging
Modular templates
Deployments resources
Linked templates
Nested templates
Free-flow configurations
Known configurations
Summary
Designing and Implementing Serverless Solutions
Serverless
The evolution of serverless
Principles of serverless technology
Azure Functions advantages
FaaS
Azure Functions runtime
Azure Functions bindings and triggers
Monitoring
Authentication and authorization
Azure Functions configuration
Platform configuration
App Service Function settings
Azure Functions cost plans
Azure Functions use cases
Types of Azure Functions
Creating your first Azure Functions
Creating an event-driven Function
Function proxies
Understanding workflows
Durable Functions
Steps for creating a Durable Functions
Creating a connected architecture with Functions
Summary
Azure Integration Solutions
Azure Event Grid
Event Grid architecture
Resource events
Custom events
Azure Logic Apps
Activity
Connectors
Working on a logic app
Creating an end-to-end solution using Serverless technologies
Problem statement
Vision
Solution
Architecture
Azure Automation
Custom Azure Event Grid topic
Azure Logic Apps
Azure Functions
Prerequisites
Implementation
Step 1
Step 2
Step 3
Step 4
Step 5
Step 6
Step 7
Step 8
Step 9
Step 10
Step 11
Testing
Summary
Cost Management
Understanding billing
Invoicing
Enterprise agreement customers
Usage and quotas
Resource providers
The usage and billing APIs
Azure pricing models
Azure Hybrid Benefit
Azure reserved virtual machine instances
Pay-as-you-go accounts
Enterprise Agreements
The cloud solution provider model
The Azure pricing calculator
Best practices
Compute best practices
Storage best practices
Platform-as-a-Service (PaaS) best practices
General best practices
Summary
Designing Policies, Locks, and Tags
Azure tags
Tags with PowerShell
Tags with Azure Resource Manager templates
Resource groups versus resources
Azure policies
Built-in policies
Policy language
Allowed fields
Azure locks
Azure RBAC
Custom Roles
How are locks different from RBAC?
An example of implementing Azure governance features
Background
RBAC for Company Inc
Azure policies
Deployments to certain location
Tags of resources and Resource Groups
Diagnostic logs and Application Insights for all resources
Azure Locks
Summary
Azure Solutions Using Azure Container Services
Azure Container Registry
Azure Container Instances
Azure Kubernetes Service
Kubernetes architecture
Master nodes
Pods
API server
Kubelets
Kube-Proxy
Replication controller/controller manager
Azure Kubernetes architecture
Provisioning Azure Kubernetes Service
App Service containers
Comparing all container options
Containers on virtual machines
Containers on virtual machines with Kubernetes as the orchestrator
Azure Kubernetes Service
Containers on Azure App Service
Containers in Azure Container Instances
Containers in Azure Functions
Containers in Service Fabric
Summary
Azure DevOps
DevOps
DevOps practices
Configuration management
Desired State Configuration
Chef, Puppet, and Ansible
ARM Templates
Continuous integration
Build automation
Test automation
Packaging
Continuous deployment
Test environment deployment
Test automation
Staging environment deployment
Acceptance tests
Deployment to production
Continuous delivery
Continuous learning
Azure DevOps
Team Foundation Version Control
Git
Preparing for DevOps
Provisioning Azure DevOps organization
Provisioning the Azure Key Vault
Provisioning a configuration-management server/service
Provisioning log analytics
Azure Storage account
Source images
Monitoring tools
Management tools
DevOps for PaaS solutions
Azure App Services
Deployment slots
Azure SQL
The build-and-release pipeline
DevOps for virtual machine (IaaS)-based solutions
Azure Virtual Machines (VM)
Azure public load balancers
The build pipeline
The release pipeline
DevOps for container-based (IaaS) solutions
Containers
Docker
Dockerfile
The build pipeline
The release pipeline
Azure DevOps and Jenkins
Azure Automation
Provisioning the Azure Automation account
Creating DSC configuration
Importing the DSC configuration
Compiling the DSC configuration
Assigning configurations to nodes
Browsing the server
Azure for DevOps
Summary
Azure OLTP Solutions Using Azure SQL Sharding, Pools, and Hybrid
Azure cloud services
OLTP applications
Relational databases
Deployment models
Databases on Azure virtual machines
Databases hosted as managed services
Azure SQL Database
Application features
Single instance
High availability
Backups
Geo-replication
Scalability
Security
Firewall
Azure SQL Server on dedicated networks
Encrypted databases at rest
Dynamic Data Masking
Azure Active Directory integration
Elastic pools
Managed Instance
SQL database pricing
DTU-based pricing
vCPU based pricing
How to choose the appropriate pricing model
Summary
Azure Big Data Solutions Using Azure Data Lake Storage and Data Factory
Data integration
ETL
A primer on Data Factory
A primer on Data Lake Storage
Understanding big data processing
Ingestion
Processing
Storage for consumption
Presentation of data
Migrating data from Azure Storage to Data Lake Gen2 Storage
Preparing the source storage account
Provisioning a new resource group
Provisioning a storage account
Creating a new Data Lake Gen2 service
Creating a new Data Factory pipeline
Repository settings
Creating the first dataset
Creating the second dataset
Creating a third dataset
Creating a pipeline
Add one more copy data activity
Publishing
Final result
Summary
Azure Stream Analytics and Event Hubs
A primer on Event Hubs
Events
Event streaming
Event Hubs
Architecture of Event Hubs
Consumer groups
Throughput
A primer on Stream Analytics
Hosting environment
Streaming units
A sample application using Event Hubs and Stream Analytics
Provisioning a new resource group
Creating an Event Hubs namespace
Creating an event hub
Provisioning logic apps
Provisioning the Storage account
Creating a storage container
Creating Stream Analytics jobs
Running the application
Summary
Designing IoT Solutions
IoT
IoT architecture
Connectivity
Identity
Capture
Ingestion
Storage
Transform
Analytics
Presentation
Azure IoT
Identity
Capture
Ingestion
Storage
Transform and analytics
Presentation
IoT Hubs
Protocols
Device registration
Message management
Device-to-cloud messaging
Cloud-to-device messaging
Security
Security in IoT
Scalability
SKU edition
Units
High availability
Summary
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