114 lines
3.1 KiB
Ruby
114 lines
3.1 KiB
Ruby
# frozen_string_literal: true
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require 'yaml'
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require 'json'
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require 'pathname'
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require_relative 'redis/queues' unless defined?(Gitlab::Redis::Queues)
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# This service is run independently of the main Rails process,
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# therefore the `Rails` class and its methods are unavailable.
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module Gitlab
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module MailRoom
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RAILS_ROOT_DIR = Pathname.new('../..').expand_path(__dir__).freeze
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DELIVERY_METHOD_SIDEKIQ = 'sidekiq'
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DELIVERY_METHOD_WEBHOOK = 'webhook'
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INTERNAL_API_REQUEST_HEADER = 'Gitlab-Mailroom-Api-Request'
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INTERNAL_API_REQUEST_JWT_ISSUER = 'gitlab-mailroom'
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DEFAULT_CONFIG = {
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enabled: false,
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port: 143,
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ssl: false,
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start_tls: false,
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mailbox: 'inbox',
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idle_timeout: 60,
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log_path: RAILS_ROOT_DIR.join('log', 'mail_room_json.log'),
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expunge_deleted: false,
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delivery_method: DELIVERY_METHOD_SIDEKIQ
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}.freeze
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# Email specific configuration which is merged with configuration
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# fetched from YML config file.
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MAILBOX_SPECIFIC_CONFIGS = {
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incoming_email: {
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queue: 'default',
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worker: 'EmailReceiverWorker'
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},
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service_desk_email: {
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queue: 'default',
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worker: 'ServiceDeskEmailReceiverWorker'
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}
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}.freeze
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class << self
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def enabled_configs
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@enabled_configs ||= configs.select { |_key, config| enabled?(config) }
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end
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def enabled_mailbox_types
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enabled_configs.keys.map(&:to_s)
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end
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def worker_for(mailbox_type)
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MAILBOX_SPECIFIC_CONFIGS.try(:[], mailbox_type.to_sym).try(:[], :worker).try(:safe_constantize)
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end
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private
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def enabled?(config)
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config[:enabled] && !config[:address].to_s.empty?
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end
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def configs
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MAILBOX_SPECIFIC_CONFIGS.to_h { |key, _value| [key, fetch_config(key)] }
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end
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def fetch_config(config_key)
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return {} unless File.exist?(config_file)
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config = merged_configs(config_key)
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config.merge!(redis_config) if enabled?(config)
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config[:log_path] = File.expand_path(config[:log_path], RAILS_ROOT_DIR)
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config
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end
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def merged_configs(config_key)
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yml_config = load_yaml.fetch(config_key, {})
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specific_config = MAILBOX_SPECIFIC_CONFIGS.fetch(config_key, {})
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DEFAULT_CONFIG.merge(specific_config, yml_config) do |_key, oldval, newval|
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newval.nil? ? oldval : newval
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end
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end
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def redis_config
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gitlab_redis_queues = Gitlab::Redis::Queues.new(rails_env)
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config = { redis_url: gitlab_redis_queues.url, redis_db: gitlab_redis_queues.db }
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if gitlab_redis_queues.sentinels?
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config[:sentinels] = gitlab_redis_queues.sentinels
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end
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config
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end
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def rails_env
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@rails_env ||= ENV['RAILS_ENV'] || ENV['RACK_ENV'] || 'development'
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end
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def config_file
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ENV['MAIL_ROOM_GITLAB_CONFIG_FILE'] || File.expand_path('../../config/gitlab.yml', __dir__)
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end
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def load_yaml
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@yaml ||= YAML.load_file(config_file)[rails_env].deep_symbolize_keys
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end
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end
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end
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end
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