Kurs om
Amazon AWS Cloud

Cloud Computing Overview

• What is a cloud
• What is SaaS
• What is IaaS, PaaS and other *aaS
• Overview of some Cloud providers, such Azure, Google App Engine, Heroku and others

AWS Overview

• Background and history
• Key differences of AWS compared to all other providers
• Cloud economics
• AWS pricing policy
• Regions and availability zones (AZ)
• AWS security model (SG)
• AWS authentication (X.509) and authorization model (IAM)

Walk-through of the AWS services offering

• Servers and virtual infrastructure
• Storage and content delivery
• Databases and caching
• Networking and domain name services
• Micro services
• Enterprise applications
• Developer tools
• Messaging and queuing services
• Data processing

X.509 Key-Pairs

• What is a key-pair and how is it used
• Creating a key-pair for SSH authentication
• PEM format and SSH client
• PKCS format and PuTTY

Using EC2 (Elastic Compute Cloud)

• Understanding EC2 instance types
• Choosing an AMI
• Life-cycle of an EC2 server
• Configuring security group, the firewall of EC2
• Using Elastic IPs
• Understanding CloudWatch monitoring

Working with EBS (Elastic Block Storage)

• Using EBS (virtual hard-drive)
• Creating, attaching and formatting an EBS
• Moving a data EBS between EC2 servers
• Understanding snapshots

Software Maintenance on EC2 Servers

• Recommended utility software to install on (almost) all EC2 servers
• Basic BASH shell scripting knowledge
• How to perform boot-time installation using EC2 user-data
• Version controlled (e.g., GitHub) installation shell scripts

Configuring VPC (Virtual Private Cloud)

• What is AWS VPC and why you must understand how use it
• What is a subnet
• Understanding CIDR expressions
• Public IP addresses vs. private IP addresses
• Understanding NAT
• Setting up a single-subnet VPC
• Configuring Internet Gateway
• Configuring NAT Gateway
• Understanding route tables
• Working with security groups
• Setting up a multi-subnet VPC with route tables
• Using a bastion/jump host to reach into a private subnet

AWS CLI (Command-Line Interface)

• What is the aws-cli tool and how can it be useful
• Installing aws-cli
• Configuration and IAM
• EC2 tasks
• S3 tasks
• and more usages…

Route 53 (DNS/Domain Service)

• Understanding the DNS services of Route 52
• Handling hosted zones
• Associating A, CNAME and MX records
• Creating domains and handling NS records

ACM (AWS Certificate Manager)

• What is a certificate and what is it used for
• Creating HTTPS certs for use in AWS services
• Domain validation
• What is a CA (Certificate Authority)
• Root cert
• Cert signing
• Cert validation chain
• Self-signed certs

Configuring Load Balancers

• What is load balancing
• AWS load balancer types; Application, Network, Gateway and Classic
• Configuring an Application LB with multiple subnets
• Working with target groups and listeners
• Configuring HTTPS based on ACM certs
• Configuring up sticky sessions
• Configuring HTTP to HTTPS redirection and other kind of redirections

RDS (Relational Database Service)

• What is RDS and why it's preferable compared to running your own DB @ EC2
• Overview of RDS types; MySQL, MariaDB Aurora, PostgreSQL, MS SQL Server, Oracle
• Configuring a MySQL RDS
• Setting up private subnets in different zones
• Using a bastion host to reach a hidden RDS
• Using SSH tunneling to connect a desktop DB client via a bastion to a hidden RDS

Storing files in S3 (Simple Storage Service)

• Using S3
• Buckets and file paths
• Understanding the S3 security model
• Private S3 URLs
• Time-limited S3 files
• Desktop tools for S3
• Setting up a static website running on S3

Static Website in CloudFront CDN (Content Delivery Network)

• Overview of CloudFront and the benefits of CDN
• Connecting an S3 bucket to a CF distribution
• Configuring HTTPS using ACM
• Pointing a domain to an HTTPS CF distribution
• Force updating a CF distribution

Microservices via AWS Lambda

• What is microservice, anyway
• Overview of the AWS Lambda offering
• Setting up Node.js AWS Lambda function
• Testing
• Public invocation

Sending Mail via SES

• Why mail-services can be tricky
• Overview of SES
• Configuring SES
• SMTP credentials
• Sending mail
• Overview AWS WorkMail, the Exchange compatible mail-server offering
• Mail-domain/account configuration

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