summaryrefslogtreecommitdiff
path: root/lib/gitlab/database/load_balancing/action_cable_callbacks.rb
blob: 7164976ff73b256a78b3f3e69bf7515418603377 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
# frozen_string_literal: true

module Gitlab
  module Database
    module LoadBalancing
      module ActionCableCallbacks
        def self.install
          ::ActionCable::Server::Worker.set_callback :work, :around, &wrapper
          ::ActionCable::Channel::Base.set_callback :subscribe, :around, &wrapper
          ::ActionCable::Channel::Base.set_callback :unsubscribe, :around, &wrapper
        end

        def self.wrapper
          lambda do |_, inner|
            ::Gitlab::Database::LoadBalancing::Session.current.use_primary!

            inner.call
          ensure
            ::Gitlab::Database::LoadBalancing.release_hosts
            ::Gitlab::Database::LoadBalancing::Session.clear_session
          end
        end
      end
    end
  end
end