Master AWS DevOps-A Complete Tutorial
What is AWS?
AWS is a cloud-based platform that helps businesses scale and grow by offering secure cloud services, computing power, content delivery, database storage, analytics services, and data storage options.
AWS is the number one cloud provider globally, followed by Azure and GCP. AWS has 69 availability zones and 22 different regions worldwide, allowing businesses to reach their global reach.
DevOps, what is it?
DevOps is a methodology that automates everything in a business, from coding to deployment.
DevOps involves planning, creating, verifying, testing, packaging, and releasing projects to the world. The process continues within the development team, where it is packaged and released to the world.DevOps is the union of people, processes, and products to enable continuous delivery.
DevOps is not just a software service, but it can be used for anything to deliver value to end-users.
The main motive behind using DevOps is to make features more valuable and useful to end-users. AWS DevOps is a set of developer tools provided by Amazon Web Services that allows users to create a CI CD pipeline from the source to the deployment stage.
This includes using tools like version control tools, GitHub, Azure reports, and code commits.
Devops is a process that helps teams of software developers and operations work in sync to improve productivity and collaboration.
It involves the integration of developers and operations teams to automate workflows, resulting in continuous productivity.
This process starts from development to delivery, deployment, and monitoring of an application.
Devops focuses on automating everything, allowing developers to write small chunks of code that can be tested, monitored, and deployed in hours.
Devops and cloud go hand in hand, as they can be implemented individually or together. Devops becomes twice as efficient and beneficial when combined with a cloud, as it allows organizations to deliver new software features much faster and more effectively.
Many organizations have tried to fix their application development processes by shifting from waterfall to DevOps, but now they understand that Devos alone won’t be as effective.
Public and private cloud solutions are essential for organizations to adopt DevOps and cloud technologies.
DevOps helps organizations deliver new software features much faster and more effectively, reducing the time and effort required for testing and deployment.
By integrating DevOps with cloud services, organizations can streamline their development processes, improve collaboration, and ultimately enhance their overall productivity.
Public and private cloud solutions are evolving together, bringing in products at a faster rate, reducing cloud complexity, and improving the development environment.
Infrastructure as code and automation reduces complexity, while automated repeatable processes eliminate errors and build security controls. Continuous operations are cloud-based, eliminating downtime and scalability.
The cloud platform of choice today is AWS. Companies prefer storing data using private servers for security reasons, but with better internet usage, the trend has seen a paradigm shift for industries.
Companies are moving their data to the cloud, which allows them to access and manage their resources more efficiently.
Infrastructure as code and automation also reduces the cost of infrastructure, allowing companies to focus on their core business operations.
This approach also eliminates the need for servers and resources, reducing the need for costly servers.
As businesses develop applications, they also need to consider the scalability of their systems.
Cloud-based applications have become more efficient, reducing the need for traditional servers and enhancing the overall performance of applications.
DevOps in AWS involves several steps, including building, testing, and deployment stages. The CID pipeline, which stands for continuous integration and continuous deployment, is a crucial part of this process.
It involves bringing together all developers working on a shared main line, parallel development, and branching of an application.

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Benefits of using DevOps on AWS
The benefits of using DevOps on AWS include fully managed services, which eliminates the need to manage tools or VMS, and built-for-skill, as they take care of infrastructure. AWS DevOps is built for scale, allowing for easy scaling up or down.
Programmable scripts and shell scripts can be written within AWS developer tools, impacting the DevOps lifecycle. Automation is another main reason for using DevOps on AWS.
AWS provides a pay-as-you-go model for DevOps, allowing users to pay for the tools they use without any additional fees.
This model allows users to pay for the time spent on a specific task, such as launching a virtual machine or running a specific virtual machine for two hours.
This model is a significant advantage for developers who want to automate their DevOps lifecycle.
Basic tools provided by AWS
The four most basic tools provided by AWS are
- Code commit
- Code build
- Code deploys
- Code pipeline
Code commit is a version control tool similar to GitHub or Bitbucket, allowing users to commit pull requests and merge branches without any charges. It also allows for five active users per month, with 50 GB of space and 10,000 git requests per month.
AWS code build is a fully managed continuous integration service that compiles source code, runs tests, and provides software packages for deployment.
It runs on AWS S3 and can run up to 100 billed minutes per build. The build process can run for 20 seconds, with the ability to run any number of bills up to 100 billed minutes.
AWS Code Deploy is an automated deployment tool that allows users to deploy applications on any service, such as EC2 or Lambda.
It offers four benefits: automated deployments, minimized downtime, centralized control, and easy adoption.
Automated deployment means that the tool automatically runs again when a change in the repository is made, building and deploying the code again. This minimizes downtime by allowing the website to be down for one to two seconds and ensuring the change is visible on the website.
Centralized control allows users to control all operations happening in code deploy, commit, and build. This feature works with any application and provides the same UI and experience regardless of the service being deployed.
AWS Code Pipeline is a continuous delivery tool that is fully managed by AWS. It allows users to automate their website or application on CodeDeploy. When a change in code is created, the pipeline pushes it to Code Deploy, making it easier to manage.
AWS Code Pipeline
The AWS Code Pipeline is a tool that automates the process of creating and managing a fully managed build service in the cloud.
It eliminates the need to provision, manages and scales your own build servers, and provides pre-packaged build environments for popular programming languages and build tools.
The AWS Code Pipeline creates a pipeline for each instance of a user, which then deploys the tested and approved code to the production instances. This process also involves creating a folder for the pipeline in an S3 artifact bucket, sorting input and output artifacts, and creating a list of input and output artifacts.
The AWS Code Pipeline also provides pre-packaged build environments for popular programming languages and build tools, and scales automatically to meet peak build requests.
To use the AWS Code Pipeline, you must provide a prerequisite, such as the AWS Code Bill with a build project.
This bill should include information on where to get the source code, build commands, and storage locations.
The AWS Code Pipeline then downloads the source code from the build environment and performs tasks specified in the build specifications.
If there is any build output, the build environment uploads its output to the S3 bucket, and while the build is running, the build environment sends information to the S3 bucket.
To code build and cloud watch, use the code build console to create an application with a unique name and set up a deployment group.

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AWS Code Deploy
AWS Code Deploy is a service that coordinates your application’s deployment and updates across a fleet of AWS EC2 instances of any size.
It automates code deployment to any instance, handles the complexity of updating them, and avoids downtime during development.
The service also integrates with third-party tools and AWS to make your job easier.The application revision compute is another key component of the service.
It has six primary components, including application revision compute, platform, deployment group deployment, and configuration.
The agent’s basic skeleton consists of creating an application with a unique name, setting up a deployment group, specifying the instances to which you want to deploy your application, and specifying the success or failure condition.
How to create code deploy
To create a code deploy application for your website, follow these steps:
1. Create an application by clicking on the “Apply” button.
2. Provide your application name, such as web server Apache two, and choose the “Cute Platform” option.
3. Click on “Ec2” and select the “Deployment Group” option.
4. Choose the deployment group that directs or targets the Ec2 instance.
5. Install the Code Deployment Agent in the instance to use Code Deploy.
6. Launch the Easy Two instance using the “Amazon Machine Images” option.
7. Choose an instance type, such as free-tier eligible or T 2 dot micro, which can run for 750 hauls every month.
8. Add the “I am roll” role to the “Easy To Code Deploy” role.
9. Attach the “I am roll” role to the “Ec2 Roll” service.
10. Choose the service you are creating the I am role for and provide the “Code Deploy” permission.
Once you have created the roll, you can use it to create your website.
What is Code Star
Code star is a cloud-based service that offers a project management dashboard to monitor the application’s progress.
Users or team members can add users to the project, which will then be built and deployed as specified. Consistent monitoring ensures that the application is updated as needed, and any bugs or issues can be fixed.
The process of deploying applications on EC2 platforms is straightforward, with the code deploy agent running on each instance on an EC2 platform. If any issues arise, the code can be rolled back and redeployed.
Code star also allows developers to roll back and redeploy any bugs or issues they encounter. This feature allows for easy and secure collaboration across teams.
Developers can also take decisions about updates and changes to the application, ensuring that it meets the needs of the team.

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Gayathri
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