AWS

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Discover AWS CLI

Installing the AWS CLI with Pip

sudo apt install -y python-pip
pip install awscli --upgrade --user
aws --version

Configuring the AWS CLI

aws configure
    AWS Access Key ID [None]: ****
    AWS Secret Access Key [None]: ****
    Default region name [None]: 
    Default output format [None]:

cat ~/.aws/credentials
    [default]
    aws_access_key_id = ***
    aws_secret_access_key = ***

cat ~/.aws/config 
    [default]
    output = json
    region = eu-west-3

aws sts get-caller-identity --output text --query 'Account'
aws iam get-account-summary
aws ec2 describe-regions --output table

ec2 available commands

Create security group

aws ec2 create-security-group --group-name my-sg --description "My security group"
aws ec2 delete-security-group --group-name my-sg
aws ec2 describe-security-groups

aws ec2 create-security-group --group-name EC2SecurityGroup --description "Security Group for EC2 instances to allow port 22"
aws ec2 authorize-security-group-ingress --group-name EC2SecurityGroup --protocol tcp --port 22 --cidr 0.0.0.0/0
aws ec2 describe-security-groups --group-names EC2SecurityGroup

allow port 80,443

aws ec2 create-security-group --group-name EC2WebSecurityGroup  --description "Security Group for Web EC2 instances to allow port 80,443"

aws ec2 authorize-security-group-ingress --group-name EC2WebSecurityGroup --protocol tcp --port 80 --cidr 0.0.0.0/0
aws ec2 authorize-security-group-ingress --group-name EC2WebSecurityGroup --protocol tcp --port 443 --cidr 0.0.0.0/0

aws ec2 describe-security-groups --group-names EC2WebSecurityGroup
aws ec2 describe-security-groups
aws ec2 modify-instance-attribute --instance-id i-0d1741fe066c6cd10  --groups sg-0e5244d54d9886269 sg-04cae9f654d83289d

Run instances

Find the current Ubuntu Server 16.04 LTS AMI

aws ec2 describe-images --owners 099720109477 --filters 'Name=name,Values=ubuntu/images/hvm-ssd/ubuntu-xenial-16.04-amd64-server-????????' 'Name=state,Values=available' | jq -r '.Images | sort_by(.CreationDate) | last(.[]).ImageId'

run-instances

aws ec2 run-instances   --image-id ami-0370f4064dbc392b9 --key-name test1 --security-groups EC2SecurityGroup --instance-type t2.micro --placement AvailabilityZone=eu-west-3c --block-device-mappings DeviceName=/dev/sdh,Ebs={VolumeSize=10} --count 1 --tag-specifications 'ResourceType=instance,Tags=[{Key=webserver,Value=production}]' 'ResourceType=volume,Tags=[{Key=cost-center,Value=cc123}]'

Start, Stop, Terminate instances

aws ec2 describe-volumes
aws ec2 start-instances --instance-ids i-0d1741fe066c6cd10
aws ec2 stop-instances --instance-ids i-00296f36a1008abaf
aws ec2 terminate-instances --instance-ids i-00296f36a1008abaf

Connecting to Your Linux Instance Using SSH

ssh -i '/home/username/test1.pem'  ubuntu@IP_OR_HOSTANME

Create tags

aws ec2 create-tags --resources i-06fa5cfb1961b9212 --tags Key=Stack,Value=production
aws ec2 describe-instances --filters Name=tag-key,Values=Stack

EBS volume snapshot

aws ec2 run-instances   --image-id ami-0370f4064dbc392b9 --key-name test1 --security-groups EC2SecurityGroup --instance-type t2.micro --placement AvailabilityZone=eu-west-3c --block-device-mappings DeviceName=/dev/sdh,Ebs={VolumeSize=10} --count 1 --tag-specifications 'ResourceType=instance,Tags=[{Key=webserver,Value=production}]' 'ResourceType=volume,Tags=[{Key=cost-center,Value=cc123}]'

aws ec2 create-snapshot --volume-id vol-0f7129e425a0eb669 --description 'This is my root volume snapshot' --tag-specifications 'ResourceType=snapshot,Tags=[{Key=purpose,Value=prod},{Key=costcenter,Value=cc123}]'

aws ec2 describe-volumes
aws ec2 stop-instances --instance-ids i-073ae87873b158966
aws ec2 detach-volume --volume-id vol-0f7129e425a0eb669
aws ec2 delete-volume --volume-id vol-0f7129e425a0eb669
aws ec2 describe-snapshots
aws ec2 create-volume --snapshot-id snap-01e4985a4be46e81d --availability-zone eu-west-3c
aws ec2 attach-volume --device /dev/sda1 --instance-id i-073ae87873b158966 --volume-id vol-0b1e0a71024ad3542
aws ec2 start-instances --instance-ids i-073ae87873b158966
aws ec2 delete-snapshot --snapshot-id snap-01e4985a4be46e81d
ssh -i '/home/username/test1.pem'  ubuntu@IP_OR_HOSTANME

Amazon EBS-backed AMI

aws ec2 describe-instances --filters "Name=tag-key,Values=webserver"

aws ec2 create-image --instance-id i-073ae87873b158966 --name "My server" --description "An AMI for my server" --no-reboot

aws ec2 run-instances   --image-id ami-0e2b697a667a5f70c --key-name test1 --security-groups EC2SecurityGroup --instance-type t2.micro --placement AvailabilityZone=eu-west-3c --count 1 --tag-specifications 'ResourceType=instance,Tags=[{Key=webserver,Value=production}]' 'ResourceType=volume,Tags=[{Key=cost-center,Value=cc123}]'

ssh -i '/home/username/test1.pem'  ubuntu@IP_OR_HOSTANME

aws ec2 deregister-image --image-id ami-0e2b697a667a5f70c

Auto Scaling

autoscaling ec2 available commands

Create a Launch Configuration

Get ami image-id:

aws sts get-caller-identity --output text --query 'Account'
aws ec2 describe-images --owners "ACCOUNTNUMBER"

Create a Launch Configuration

aws autoscaling create-launch-configuration --launch-configuration-name my-launch-config --image-id ami-03604910459f6b96e --instance-type t2.micro --instance-monitoring Enabled=true --key-name test1 --security-groups EC2WebSecurityGroup EC2SecurityGroup

aws autoscaling describe-launch-configurations --launch-configuration-names my-launch-config

Create an Auto Scaling Group

aws autoscaling create-auto-scaling-group --auto-scaling-group-name my-auto-scaling-group --launch-configuration-name my-launch-config --min-size 1 --max-size 3 --availability-zones eu-west-3c

aws autoscaling describe-auto-scaling-groups --auto-scaling-group-name my-auto-scaling-group
aws autoscaling describe-launch-configurations --launch-configuration-names my-launch-config

Verify Your Auto Scaling Group

aws autoscaling enable-metrics-collection --auto-scaling-group-name my-auto-scaling-group --granularity "1Minute"
aws cloudwatch list-metrics --namespace "AWS/AutoScaling" --dimensions Name=AutoScalingGroupName,Value=my-auto-scaling-group
aws autoscaling describe-scaling-activities --auto-scaling-group-name my-auto-scaling-group
aws autoscaling describe-auto-scaling-instances

(Optional) Delete Your Scaling Infrastructure

aws autoscaling delete-auto-scaling-group --auto-scaling-group-name my-auto-scaling-group --force-delete
aws autoscaling delete-launch-configuration --launch-configuration-name my-launch-config

Virtual Private Cloud (VPC)

Elastic Load Balancer

ec2-increase-availability

elb available commands

AWS SDK for Python

pip install boto3

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