59 lines
2 KiB
Ruby
59 lines
2 KiB
Ruby
module Commits
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class RevertService < ::BaseService
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class ValidationError < StandardError; end
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class ReversionError < StandardError; end
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def execute
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@source_project = params[:source_project] || @project
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@target_branch = params[:target_branch]
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@commit = params[:commit]
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@create_merge_request = params[:create_merge_request].present?
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check_push_permissions unless @create_merge_request
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commit
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rescue Repository::CommitError, Gitlab::Git::Repository::InvalidBlobName, GitHooksService::PreReceiveError,
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ValidationError, ReversionError => ex
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error(ex.message)
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end
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def commit
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revert_into = @create_merge_request ? @commit.revert_branch_name : @target_branch
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revert_tree_id = repository.check_revert_content(@commit, @target_branch)
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if revert_tree_id
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create_target_branch(revert_into) if @create_merge_request
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repository.revert(current_user, @commit, revert_into, revert_tree_id)
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success
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else
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error_msg = "Sorry, we cannot revert this #{params[:revert_type_title]} automatically.
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It may have already been reverted, or a more recent commit may have updated some of its content."
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raise ReversionError, error_msg
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end
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end
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private
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def create_target_branch(new_branch)
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# Temporary branch exists and contains the revert commit
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return success if repository.find_branch(new_branch)
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result = CreateBranchService.new(@project, current_user)
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.execute(new_branch, @target_branch, source_project: @source_project)
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if result[:status] == :error
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raise ReversionError, "There was an error creating the source branch: #{result[:message]}"
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end
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end
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def check_push_permissions
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allowed = ::Gitlab::GitAccess.new(current_user, project).can_push_to_branch?(@target_branch)
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unless allowed
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raise ValidationError.new('You are not allowed to push into this branch')
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end
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true
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end
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end
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end
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