Amazon EC2 Operations

Internal

• Amazon EC2

EC2 CLI

Amazon EC2 CLI

Instance Operations

Describe Instances

aws [--region us-west-2] ec2 describe-instances [--instance-id ...]

{
    "Reservations": [
        {
            "Instances": [
                {
                    "Monitoring": {
                        "State": "disabled"
                    },
                    "PublicDnsName": "",
                    "State": {
                        "Code": 16,
                        "Name": "running"
                    },
                    "EbsOptimized": false,
                    "LaunchTime": "2019-04-10T16:56:01.000Z",
                    "PrivateIpAddress": "10.10.2.71",
                    "ProductCodes": [],
                    "VpcId": "vpc-1d3c8c4c1d99cd6ba",
                    "CpuOptions": {
                        "CoreCount": 1,
                        "ThreadsPerCore": 1
                    },
                    "StateTransitionReason": "",
                    "InstanceId": "i-01a053a09bf6d7b15",
                    "EnaSupport": true,
                    "ImageId": "ami-03338e1f67dae0168",
                    "PrivateDnsName": "ip-10-10-2-71.ca-central-1.compute.internal",
                    "KeyName": "outerworldly-key-pair",
                    "SecurityGroups": [
                        {
                            "GroupName": "some-sg",
                            "GroupId": "sg-04efb7c151570f2d0"
                        }
                    ],
                    "ClientToken": "",
                    "SubnetId": "subnet-00102cd730cc69e0a",
                    "InstanceType": "t2.micro",
                    "NetworkInterfaces": [
                        {
                            "Status": "in-use",
                            "MacAddress": "02:96:44:f3:af:08",
                            "SourceDestCheck": true,
                            "VpcId": "vpc-1d3c8c4c1d99cd6ba",
                            "Description": "Primary network interface",
                            "NetworkInterfaceId": "eni-07ebe1e63724f60f2",
                            "PrivateIpAddresses": [
                                {
                                    "Primary": true,
                                    "PrivateIpAddress": "10.10.2.71"
                                }
                            ],
                            "SubnetId": "subnet-00102cd730cc69e0a",
                            "Attachment": {
                                "Status": "attached",
                                "DeviceIndex": 0,
                                "DeleteOnTermination": true,
                                "AttachmentId": "eni-attach-003a2cd69ddac31a4",
                                "AttachTime": "2019-04-10T16:56:01.000Z"
                            },
                            "Groups": [
                                {
                                    "GroupName": "some-sg",
                                    "GroupId": "sg-04efb7c151570f2d0"
                                }
                            ],
                            "Ipv6Addresses": [],
                            "OwnerId": "777777777777",
                            "PrivateIpAddress": "10.10.2.71"
                        }
                    ],
                    "SourceDestCheck": true,
                    "Placement": {
                        "Tenancy": "default",
                        "GroupName": "",
                        "AvailabilityZone": "ca-central-1a"
                    },
                    "Hypervisor": "xen",
                    "BlockDeviceMappings": [
                        {
                            "DeviceName": "/dev/xvda",
                            "Ebs": {
                                "Status": "attached",
                                "DeleteOnTermination": true,
                                "VolumeId": "vol-0290718334f7ccdc0",
                                "AttachTime": "2019-04-10T16:56:02.000Z"
                            }
                        }
                    ],
                    "Architecture": "x86_64",
                    "RootDeviceType": "ebs",
                    "RootDeviceName": "/dev/xvda",
                    "VirtualizationType": "hvm",
                    "Tags": [
                        {
                            "Value": "01 instance",
                            "Key": "Name"
                        }
                    ],
                    "AmiLaunchIndex": 0
                }
            ],
            "ReservationId": "r-0c51f172352815e10",
            "Groups": [],
            "OwnerId": "777777777777"
        }
    ]

View Existing Instance Profiles

aws iam list-instance-profiles
aws iam list-instance-profiles-for-role

Create an Instance Profile

This procedure describes how to create an EC2 instance profile.

With AWS CLI

aws iam create-instance-profile

Add a Role to an Instance Profile

 aws iam add-role-to-instance-profile

Associate an Instance Profile with an EC2 Instance

This procedure describes how to associate an instance profile with an EC2 instance.

Configure a Public DNS Name to an EC2 Instance

TODO

Load Balancing Operations

AWS Elastic Load Balancing Operations

Key Pair Operations

It seems there is no way to create a Key pair as part of a CloudFormation template.

Create a Key Pair with Amazon Console

AWS -> EC2 -> Key Pairs -> Create Key Pair.

Region Operations

AWS Region Operations

Availability Zone Operations

Get Availability Zones in a Region

aws ec2 describe-availability-zones --region ca-central-1

Create an EC2 Instance with CloudFormation

AWS::EC2::Instance

Resources:
  EC2Instance:
    Type: AWS::EC2::Instance
    Properties:
      ImageId: ami-03338e1f67dae0168
      KeyName: !Sub infinity-${AWS::Region}
      InstanceType: t2.micro
      NetworkInterfaces:
        - AssociatePublicIpAddress: 'true'
          DeviceIndex: '0'
          GroupSet:
            - !Ref SomeSecurityGroup
          SubnetId: !Ref PublicSubnet
      Tags:
        - Key: Name
          Value: !Sub ${MicroworldName}-bastion

GetAtt Attributes

Fn::GetAtt Attributes

Create an EC2 Instance with Terraform

Create an EC2 Instance with Terraform

AMI Operations

Find an Image

aws ec2 describe-images --filters "Name=image-id,Values=ami-0a85857bfc5345c38" "Name=architecture,Values=x86_64"

{
    "Images": [
        {
            "VirtualizationType": "hvm",
            "Description": "Amazon Linux 2 AMI 2.0.20191024.3 x86_64 HVM gp2",
            "Hypervisor": "xen",
            "ImageOwnerAlias": "amazon",
            "EnaSupport": true,
            "SriovNetSupport": "simple",
            "ImageId": "ami-0a85857bfc5345c38",
            "State": "available",
            "BlockDeviceMappings": [
                {
                    "DeviceName": "/dev/xvda",
                    "Ebs": {
                        "SnapshotId": "snap-0f3ae06326a22c8b0",
                        "DeleteOnTermination": true,
                        "VolumeType": "gp2",
                        "VolumeSize": 8,
                        "Encrypted": false
                    }
                }
            ],
            "Architecture": "x86_64",
            "ImageLocation": "amazon/amzn2-ami-hvm-2.0.20191024.3-x86_64-gp2",
            "RootDeviceType": "ebs",
            "OwnerId": "137112412989",
            "RootDeviceName": "/dev/xvda",
            "CreationDate": "2019-10-31T06:01:08.000Z",
            "Public": true,
            "ImageType": "machine",
            "Name": "amzn2-ami-hvm-2.0.20191024.3-x86_64-gp2"
        }
    ]
}

aws ec2 describe-images --filters 'Name=name,Values=amzn2-ami-hvm-2.0.*.*-x86_64-gp" "Name=architecture,Values=x86_64" "Name=virtualization-type,Values=hvm" "Name=root-device-type,Values=ebs"

With ec2-describe-images

Finding an AMI using EC2 API

Deregister an AMI

aws ec2 deregister-image --image-id <ami_id>