98 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Ruby
		
	
	
		
			Executable File
		
	
	
			
		
		
	
	
			98 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			Ruby
		
	
	
		
			Executable File
		
	
	
#!/usr/bin/env ruby
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require 'gitlab'
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#
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# Configure credentials to be used with gitlab gem
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#
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Gitlab.configure do |config|
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  config.endpoint       = 'https://gitlab.com/api/v4'
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  config.private_token  = ENV["DOCS_API_TOKEN"]  # GitLab Docs bot access token which has only Developer access to gitlab-docs
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end
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#
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# The remote docs project
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#
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GITLAB_DOCS_REPO = 'gitlab-com/gitlab-docs'.freeze
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#
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# Truncate the remote docs branch name if it's more than 63 characters
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# otherwise we hit the filesystem limit and the directory name where
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# NGINX serves the site won't match the branch name.
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#
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def docs_branch
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  # The maximum string length a file can have on a filesystem (ext4)
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  # is 63 characters. Let's use something smaller to be 100% sure.
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  max = 42
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  # Prefix the remote branch with 'preview-' in order to avoid
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  # name conflicts in the rare case the branch name already
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  # exists in the docs repo and truncate to max length.
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  "preview-#{ENV["CI_COMMIT_REF_SLUG"]}"[0...max]
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end
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#
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# Dummy way to find out in which repo we are, CE or EE
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#
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def ee?
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  File.exist?('CHANGELOG-EE.md')
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end
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#
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# Create a remote branch in gitlab-docs
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#
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def create_remote_branch
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  Gitlab.create_branch(GITLAB_DOCS_REPO, docs_branch, 'master')
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  puts "Remote branch '#{docs_branch}' created"
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rescue Gitlab::Error::BadRequest
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  puts "Remote branch '#{docs_branch}' already exists"
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end
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#
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# Remove a remote branch in gitlab-docs
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#
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def remove_remote_branch
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  Gitlab.delete_branch(GITLAB_DOCS_REPO, docs_branch)
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  puts "Remote branch '#{docs_branch}' deleted"
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end
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#
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# Trigger a pipeline in gitlab-docs
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#
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def trigger_pipeline
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  # Overriding vars in https://gitlab.com/gitlab-com/gitlab-docs/blob/master/.gitlab-ci.yml
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  param_name = ee? ? 'BRANCH_EE' : 'BRANCH_CE'
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  # The review app URL
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  app_url = "http://#{docs_branch}.#{ENV["DOCS_REVIEW_APPS_DOMAIN"]}/#{ee? ? 'ee' : 'ce'}"
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  # Create the pipeline
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  puts "=> Triggering a pipeline..."
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  pipeline = Gitlab.run_trigger(GITLAB_DOCS_REPO, ENV["CI_JOB_TOKEN"], docs_branch, { param_name => ENV["CI_COMMIT_REF_NAME"] })
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  puts "=> Pipeline created:"
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  puts ""
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  puts "https://gitlab.com/gitlab-com/gitlab-docs/pipelines/#{pipeline.id}"
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  puts ""
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  puts "=> Preview your changes live at:"
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  puts ""
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  puts app_url
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  puts ""
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end
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#
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# When the first argument is deploy then create the branch and trigger pipeline
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# When it is 'stop', it deleted the remote branch. That way, we ensure there
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# are no stale remote branches and the Review server doesn't fill.
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#
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case ARGV[0]
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when 'deploy'
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  create_remote_branch
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  trigger_pipeline
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when 'cleanup'
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  remove_remote_branch
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else
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  puts "Please provide a valid option:
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  deploy  - Creates the remote branch and triggers a pipeline
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  cleanup - Deletes the remote branch and stops the Review App"
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end
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