Capistrano rollback specific version

Capistrano Rollback

In this tutorial we will see how we can rollback Capistrano deployment or Capistrano Rollback. Capistrano is a framework for building automated deployment scripts. Although Capistrano itself is written in Ruby, it can easily be used to deploy projects of any language or framework, be it Rails, Java, or PHP.

Capistrano Rollback

Capistrano Rollback

Firstly we will see how to rollback the deployment using Capistrano. Capistrano made easy to deploy and rollback.

cap production deploy:rollback

The above command will rollback the previous version that was deployed by Capistrano.

Capistrano Rollback specific version

Now we will see how we can rollback specific release using Capistrano. In first step we will list all the releases available then we will rollback the specific release.

You can also visit: Show current release in Capistrano

You can use the following rake to get the current release version of the Capistrano. You just need to create a file in config/lib/capistrano/tasks/list_release.rake

vim config/lib/capistrano/tasks/list_release.rake

After creating a file copy the following and add into the file and replace the path with yours and save the file.

namespace :list do
  desc 'Show deployed revision'
  task :release do 
    on roles(:app) do
      execute "ls -ltr /var/www/app/current"

Check the list of  releases

After creating a rake file now it’s time to check the current release version. Execute the following command:

cap stage-name list:release

You will get list of releases available.

You might also like: Test shell Script in CircleCI

Rollback specific release

Now you will following command to rollback the specific release or version. Replace (release-number) with release number from last command.

cap production deploy:rollback ROLLBACK_RELEASE=(release-number)

Now it will start rollback to the release that you specified.

If you get any issues using this tutorial please feel free to comment below.

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