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Revathi Joshi
Revathi Joshi

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3-part series - (1) Launch an EC2 Instance, Install CodeDeploy Agent and upload App_Linux.zip file to version enabled S3 bucket

#codedeploy #s3 #ec2 #codepipeline

In this Create and Deploy applications using CodeDeploy and CodePipeline with Amazon S3 bucket versioning enabled -

In the 1st article, We will create, SSH into EC2 Instance and Install CodeDeploy Agent. Then Create a S3 bucket with versioning enabled, upload App_Linux.zip

Let’s get started!

Please visit my GitHub Repository for CI-CD/Docker/ECS/ECR articles on various topics being updated on constant basis.

Objectives:

1. Sign in to AWS Management Console

2. Launch an EC2 instance, Connect (SSH) to EC2 Instance thru Putty

3. Install CodeDeploy Agent

4. Create S3 Bucket, upload App_Linux.zip and Copy the Object's key

Pre-requisites:

  • AWS user account with admin access, not a root account.
  • AWS CLI.

Resources Used:

CodeCommit

CodeBuild

CodeDeploy

AWS CodePipeline

Steps for implementation to this project

1. Sign in to AWS Management Console

  • Log into the AWS Management Console, AWS Region as US East (N. Virginia) us-east-1.

2. Launch an EC2 instance, Connect (SSH) to EC2 Instance thru Putty

Launch an EC2 instance

  • Go to EC2 Dashboard, Launch instance, my-ec2, Select t2.micro. NVirKey, default vpc, subnets - no preference, Auto-assign public IP - enable, Create Security group, CodePipeline-SG, SSH with 0.0.0.0/0, Add security group rule, HTTP, 80, 0.0.0.0/0

  • Attach Role - Role-EC2Instance with attched policyAmazonEC2RoleforAWSCodeDeploy

  • Launch instance

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  • Connect (SSH) to EC2 Instance thru Putty

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3. Install CodeDeploy Agent

  • Switch to root user 

yum update -y
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  • Before Installing CodeDeploy Agent, Install the prerequisite i.e. ruby and wget 
yum install ruby wget -y
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  • Download the CodeDeploy agent's installer 
wget https://aws-codedeploy-us-east-1.s3.us-east-1.amazonaws.com/latest/install
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  • Change the permission of the installer 
chmod +x ./install
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  • Install the latest version of the CodeDeploy agent 
sudo ./install auto
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  • Check status 
service codedeploy-agent status
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  • Note: If the output is "The AWS CodeDeploy agent is running as PID 3523" or any other PID. It means codedeploy agent is running fine.

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  • If the output says, "error: No AWS CodeDeploy agent running", then start the agent by running the below command and check the status again.

  • Start the agent

service codedeploy-agent start
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  • check the status 
service codedeploy-agent status
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4. Create S3 Bucket, upload App_Linux.zip and Copy the Object's key

  • On S3 Console, Create bucket, codecommit-bucket12, Uncheck Block all public access, Bucket Versioning - Enable

  • Create bucket

  • Click the bucket, Upload, Addfiles, App_Linux.zip, Upload

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  • App_Linux.zip - has the following files

  • appspec.yaml

version: 0.0
os: linux
files:
  - source: /index.html
    destination: /var/www/html/
hooks:
  BeforeInstall:
    - location: scripts/install_dependencies
      timeout: 300
      runas: root
    - location: scripts/start_server
      timeout: 300
      runas: root
  ApplicationStop:
    - location: scripts/stop_server
      timeout: 300
      runas: root
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  • index.html 
<!doctype html>
<html>
  <body>
    <h1>This is my Codepipeline from S3 bucket! </h1>
  </body>
</html>
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  • scripts folder has 3 files

install_dependencies

#!/bin/bash
yum install -y httpd
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start_server

#!/bin/bash
service httpd start
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stop_server

#!/bin/bash
service httpd stop
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  • Copy the object Key, and save it to notepad

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What we have done so far

  • We have successfully created, SSH into EC2 Instance and Installed CodeDeploy Agent. Then Created a S3 bucket with versioning enabled, uploaded App_Linux.zip

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