gitlab-org--gitlab-foss/lib/gitlab/health_checks/db_check.rb
gfyoung ebf98f27c4 Enable even more frozen string in lib/gitlab
Enables frozen string for the following:

* lib/gitlab/fogbugz_import/**/*.rb
* lib/gitlab/gfm/**/*.rb
* lib/gitlab/git/**/*.rb
* lib/gitlab/gitaly_client/**/*.rb
* lib/gitlab/gitlab_import/**/*.rb
* lib/gitlab/google_code_import/**/*.rb
* lib/gitlab/gpg/**/*.rb
* lib/gitlab/grape_logging/**/*.rb
* lib/gitlab/graphql/**/*.rb
* lib/gitlab/graphs/**/*.rb
* lib/gitlab/hashed_storage/**/*.rb
* lib/gitlab/health_checks/**/*.rb

Partially address gitlab-org/gitlab-ce#47424.
2018-11-13 11:42:15 -08:00

31 lines
660 B
Ruby

# frozen_string_literal: true
module Gitlab
module HealthChecks
class DbCheck
extend SimpleAbstractCheck
class << self
private
def metric_prefix
'db_ping'
end
def successful?(result)
result == '1'
end
def check
catch_timeout 10.seconds do
if Gitlab::Database.postgresql?
ActiveRecord::Base.connection.execute('SELECT 1 as ping')&.first&.[]('ping')&.to_s
else
ActiveRecord::Base.connection.execute('SELECT 1 as ping')&.first&.first&.to_s
end
end
end
end
end
end
end