SIVA 99
Contact Us
SIVA 99
Contact Us

EC2 Hands On

Pratical -1

  1. Create an Amazon Linux Instance from an Amazon Linux AMI
  2. SSH into your instance.
  3. Configure our EC2 Instance to be a web server.
  4. Create and publish a sample test.html file.
  5. Test the page with the public IP address of EC2 Instance created.

Launching the Instance :

  • Create an EC2 Instance by going to the EC2 Dashboard and clicking on Launch Instance.
  • Now open Below screen shot... Give name for EC2 instance.
  • Then coming to Application and OS Images. Select the Amazon Linux Os.
  • Then Select the instance type. choose the free tier Instance t2.micro.
  • Then coming to key-pair. click the create new key-pair. then following below screen shot.
  • Now Give Key pair name & select key pair type & choose private key file format.
  • if you putty Choose ppk format & if you use other SSH tools choose .pem format
  • Now coming to network settings .
  • choose VPC select Default VPC & select create security group.
  • Now coming to Configure Storage.
  • AWS gives Default values... no need to change these values.
  • Now coming to Advanced Details. & no need to change it.
  • Then Click the Launch Instance.
  • Now come again to EC2 Dashboard.
  • Copy the public IP address.
  • Open the putty & do the like below screen shots.

Connect to the SSH & Configute the web server :

  • SSH into your instance.
  • log in as ec2-user
  • switch the root user : sudo -s
  • run the updates using the command : yum -y update
  • Install the Apache web server: yum install httpd
  • Press “Y” to confirm
  • Start the web server : systemctl start httpd
  • enable httpd: systemctl enable httpd
  • Check the webserver: status systemctl status httpd

Create and publish page:

  • Change the Directory Like Below.
  • Then create one file.
  • Input your instance public IP address with the path test.html on your browser
  • http://13.232.177.195/test.html

Pratical -2

  1. Assign Elastic IP  into above Created Instance.
  • Come to EC2 console. select the Elastic IPs from the left menu.
  • then click the AllocateElastic IP Address
  • It will Appear below screen shot.
  • Leave all values default.
  • then click the Allocate.
  • Elastic IP Address Created.
  • click the actions. Select the Associate Elastic IP address.
  • then click the Allocate.
  • After that it will appear below Screenshot.
  • Leave the all values default. Just choose the instance your created one.
  • then click the Associate.
  • Check The Elastic IP in the elastic IPs list.
  • Now coming to Instances & check the Elastic IP.

Pratical -3

  1. Creating AMI From EC2 Instance
  • Go to Open EC2 Console. Select the Instances. Select the instance.
  • Then click Actions. Select the Images & Template. Now click the Create Image.
  • Afte click Create image it will appear below screen shot.
  • Give image name & image description.
  • Leave the remaing values default.
  • Then click the Create Image. AMI was Created.
  • Go to EC2 console. select AMIs from the left menu.
  • Check AMI your created one.
  • Select the AMI your created one. then Click the Launch Instance from AMI.
  • Now open Below screen shot... Give name for EC2 instance.
  • Coming to Application and OS Images
  • It will come Direcly we created AMI
  • Then Select the instance type. choose the free tier Instance t2.micro.
  • Then coming to key-pair. click the create new key-pair. then following below screen shot.
  • Now Give Key pair name & select key pair type & choose private key file format.
  • if you putty Choose ppk format & if you use other SSH tools choose .pem format
  • Now coming to network settings .
  • choose VPC select Default VPC & select existing security group.
  • Now coming to Configure Storage.
  • AWS gives Default values... no need to change these values.
  • Now coming to Advanced Details. & no need to change it.
  • Then Click the Launch Instance.
  • Now come again to EC2 Dashboard.
  • Select the Instance recently created. Copy the public IP address.
  • Enter the Public IPv4 address in your browser.

Pratical -4

  1. Creating the Load Balancer and Target Group for Created Instances.
  • Go to EC2 console. Select the Load Balancers
  • Then Click the Create Load Balancer.
  • It will appear the below screen shot.
  • Give the Load Balancer Name
  • Give Scheme as internet-facing
  • IP address type: give IPV4.
  • Next coming to Network mapping.
  • Choose Your VPC. In my case i choose default VPC.
  • Coming Mappings: I choosen two availability zones. if you want you can choose 3 also.
  • Then coming to Security groups.
  • Select Default Security group.
  • Then coming to Listeners and routing.
  • Click on create target group.
  • Go back to the bucket page and enable Show versions
  • You will see that files are deleted. This allows us to restore things.
  • It will appear below screen shot.
  • Select the Choose a target type: Instance s.
  • next give target group name : siva-target
  • Protocol & Port : HTTP - 80
  • Then choose the VPC. in my case i choose the default VPC.
  • Next coming to Health Checks. give Health check path as : /test.html
  • Advanced Health Check Settings
  • Healthy threshold : 3
  • Unhealthy threshold: 2 (Default)
  • Timeout: 5 seconds (Default)
  • Interval: 6 seconds
  • Success codes: 200 (Default)
  • Then click on Next
  • Then click on Next it will appear below screen shot
  • Select the instances. then click on include as pending below.
  • Then select the register pending targets.
  • Then come back to Load Balaencer Screen.
  • Select the Target group you created one.
  • No need to change this values.
  • Review The what values you choosen. then click on create load balancer
  • Now Go to EC2 Dash Board. Select the Load Balaencers.
  • Copy the DNS Name.
  • Open a new browser tab and input your DNS name of ELB.
  • Again Refresh the URL.It will redirect to the 2nd server.

Liked This Article?

Pratical -5

  1. Create an Auto Scaling Launch Configuration
  2. Create an Auto Scaling group 

Launch the Auto Scaling Configuration:

  • Check You have Earlier created AMI there or not. If you have no need to create one.
  • then click on Create launch configuration.
  • If you don't have create One AMI Follow Pratical-3.
  • Open EC2 console. Click on the launch Configuration from left menu under auto scaling.
  • then click on Create launch configuration.
  • It will appear below screenshot.
  • Launch configuration name : give name as Sivakrishna-launch-configuration
  • Select the AMI from your created one.
  • Select the instance type : t2.micro
  • Under Additional configuration: No need to select anything.
  • Under Storage (volumes): No need to select anything.
  • coming to Security groups: Choose create a security group.
  • Give name as : AutoScaling-Security-Group-1
  • Give Description as :AutoScaling-Security-Group-1 (2022-12-28T17:17:49.552Z)
  • Add SSH, HTTP, HTTPS Rules. source is anywhere..
  • give key-pair name auto-scaling-key-pair. then give Download key pair.
  • Create Launch configuration.
  • After clicking on Create Launch configuration it will appear below screen shot.
  • Now you will be able to see the newly created Launch Configuration in the dashboard.
  • After clicking on Create Launch configuration it will appear below screen shot.
  • Now you will be able to see the newly created Launch Configuration in the dashboard.

Launch the Auto Scaling group:

  • Open the EC2 Console. Click the Auto Scaling Group under the Auto Scaling from the left menu.
  • Then click the Create auto scaling group.
  • Step 1 : Choose launch template or configuration.
  • Give name as sivakrishna_auto-scaling-group.
  • we created the Launch configuration. so switvh to launch configuration.
  • It will appear below screen shot.
  • Launch configuration: select the earlier you created one.
  • Then click on Next it will go to step2.
  • In the Step2 select VPC. in my case I will choosen Default VPC.
  • Select One or more Subnets for your auto scaling instances.
  • Then click on Next it will go to step3
  • In the Step3 no need to changes.
  • Then click on Next it will go to step4.
  • In the Step4 Under Group size - optional
  • Desired capacity : 2
  • Minimum capacity : 2
  • Maximum capacity : 2
  • Scaling Polices & Instance scale-in protection No need to change.
  • Then click on next it will go to step-5
  • In the step5 no changes require.
  • Then click on next it will go to step-6
  • In the step6 Give the Tags.
  • Then click on next it will go to step-7
  • Step-7 is the review.
  • you can able see created auto scaling group.
  • After clicking create auto scaling group it will redirect to below screen shot.
  • Once you check the review & click the create auto scaling group.
  • Now Go to EC2 console.Check the Instances. Two newly created instances are there.
  • From in that stop one instance.
  • I want to stop ASG-1 instance.
  • After stoped the instance. go to auto scaling group.
  • Select the you created auto scaling group.
  • Then go to Instance Mangement You can see you stopped instance shows Unhealthy.
  • Then come again Instances.
  • you can see that your stopped instance will be terminating automatically, and a new instance will be launched.

Conclusion:

In this Blog you learn following things.

  • How to create instances.
  • How to assign Elastic IP to Instance.
  • How to take AMI From Instances.
  • Creating the Load Balancer and Target Group for Created Instances.
  • Create an Auto Scaling Launch Configuration
  • Create an Auto Scaling group 

Leave a Reply

Your email address will not be published. Required fields are marked *

Facebook Twitter Instagram Linkedin

2024 © sivakrishna. All rights reserved.