153 lines
4.5 KiB
Ruby
153 lines
4.5 KiB
Ruby
# frozen_string_literal: true
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# handles service desk issue creation emails with these formats:
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# incoming+gitlab-org-gitlab-ce-20-issue-@incoming.gitlab.com
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# incoming+gitlab-org/gitlab-ce@incoming.gitlab.com (legacy)
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module Gitlab
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module Email
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module Handler
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class ServiceDeskHandler < BaseHandler
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include ReplyProcessing
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include Gitlab::Utils::StrongMemoize
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HANDLER_REGEX = /\A#{HANDLER_ACTION_BASE_REGEX}-issue-\z/.freeze
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HANDLER_REGEX_LEGACY = /\A(?<project_path>[^\+]*)\z/.freeze
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PROJECT_KEY_PATTERN = /\A(?<slug>.+)-(?<key>[a-z0-9_]+)\z/.freeze
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def initialize(mail, mail_key, service_desk_key: nil)
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super(mail, mail_key)
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if service_desk_key.present?
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@service_desk_key = service_desk_key
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elsif !mail_key&.include?('/') && (matched = HANDLER_REGEX.match(mail_key.to_s))
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@project_slug = matched[:project_slug]
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@project_id = matched[:project_id]&.to_i
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elsif matched = HANDLER_REGEX_LEGACY.match(mail_key.to_s)
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@project_path = matched[:project_path]
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end
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end
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def can_handle?
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Gitlab::ServiceDesk.supported? && (project_id || can_handle_legacy_format? || service_desk_key)
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end
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def execute
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raise ProjectNotFound if project.nil?
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create_issue!
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send_thank_you_email! if from_address
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end
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def metrics_params
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super.merge(project: project&.full_path)
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end
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def metrics_event
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:receive_email_service_desk
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end
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private
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attr_reader :project_id, :project_path, :service_desk_key
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def project
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strong_memoize(:project) do
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@project = service_desk_key ? project_from_key : super
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@project = nil unless @project&.service_desk_enabled?
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@project
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end
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end
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def project_from_key
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return unless match = service_desk_key.match(PROJECT_KEY_PATTERN)
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project = Project.find_by_service_desk_project_key(match[:key])
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return unless valid_project_key?(project, match[:slug])
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project
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end
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def valid_project_key?(project, slug)
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project.present? && slug == project.full_path_slug && Feature.enabled?(:service_desk_custom_address, project)
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end
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def create_issue!
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@issue = Issues::CreateService.new(
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project,
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User.support_bot,
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title: issue_title,
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description: message_including_template,
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confidential: true,
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service_desk_reply_to: from_address
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).execute
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raise InvalidIssueError unless @issue.persisted?
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if service_desk_setting&.issue_template_missing?
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create_template_not_found_note(@issue)
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end
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end
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def send_thank_you_email!
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Notify.service_desk_thank_you_email(@issue.id).deliver_later!
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end
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def message_including_template
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description = message_including_reply
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template_content = service_desk_setting&.issue_template_content
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if template_content.present?
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description += " \n" + template_content
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end
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description
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end
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def service_desk_setting
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strong_memoize(:service_desk_setting) do
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project.service_desk_setting
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end
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end
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def create_template_not_found_note(issue)
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issue_template_key = service_desk_setting&.issue_template_key
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warning_note = <<-MD.strip_heredoc
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WARNING: The template file #{issue_template_key}.md used for service desk issues is empty or could not be found.
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Please check service desk settings and update the file to be used.
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MD
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note_params = {
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noteable: issue,
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note: warning_note
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}
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::Notes::CreateService.new(
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project,
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User.support_bot,
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note_params
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).execute
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end
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def from_address
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(mail.reply_to || []).first || mail.from.first || mail.sender
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end
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def issue_title
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from = "(from #{from_address})" if from_address
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"Service Desk #{from}: #{mail.subject}"
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end
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def can_handle_legacy_format?
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project_path && project_path.include?('/') && !mail_key.include?('+')
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end
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def author
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User.support_bot
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end
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end
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end
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end
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end
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