{"id":2081,"date":"2022-07-12T21:34:33","date_gmt":"2022-07-12T21:34:33","guid":{"rendered":"https:\/\/www.checkmateq.com\/blog\/?p=2081"},"modified":"2024-10-19T17:31:45","modified_gmt":"2024-10-19T17:31:45","slug":"blue-green-deployment","status":"publish","type":"post","link":"https:\/\/www.checkmateq.com\/blog\/blue-green-deployment","title":{"rendered":"How to set up Blue-Green Deployment with ECS and CodeDeploy"},"content":{"rendered":"

Application Deployment: Traditional vs Blue-Green pipeline<\/h2>\n

When delivering an application traditionally, a failed deployment is usually fixed by redeploying an older, stable version of the application<\/strong>. Due to the expense and time involved in provisioning additional resources, redeployment in traditional data centers often uses the same set of resources<\/strong>. This strategy works, but it has a lot of drawbacks. Rollbacks are difficult to implement since they necessitate starting from scratch with a previous version. Since this process takes time, the application can be inaccessible for extended periods of time. Even though the application is simply compromised, a rollback is necessary to replace the flawed version. As a result, you are unable to troubleshoot the existing problematic program.<\/p>\n

Blue-Green Deployment<\/strong> is an application release methodology in which you create two separate but identical environments<\/strong>. The traffic from the current version (blue environment) of an application or microservice is transferred to a newer version(green environment), both of which are already in production. After the green environment has undergone testing, the blue environment is deprecated, and actual application traffic is switched to the green environment.<\/p>\n

The blue-green deployment methodology increases application availability<\/strong> and lowers deployment risk<\/strong> by simplifying the rollback process if a deployment fails.<\/p>\n

Advantages of Blue-Green Deployment<\/h2>\n

It is challenging to validate your new application version in a production deployment while also continuing to use the older version of the program when using a traditional deployment with in-place upgrades. Your blue and green application environments will be somewhat isolated thanks to blue\/green deployments<\/strong>. This makes sure that creating a parallel green environment won’t have an impact on the resources supporting your blue environment. The danger of deployment is decreased by this separation<\/strong>.
\nYou have the chance to validate the green environment after deployment. To better mimic genuine user traffic, you may do this using test traffic before sending production traffic to the green environment, or by utilizing a very modest amount of production traffic.<\/p>\n

Steps to set up Blue-Green Deployment in AWS Cloud<\/a><\/strong><\/h2>\n

Prerequisites:<\/strong><\/h3>\n