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class HealthController < ActionController::Base
protect_from_forgery with: :exception, except: :storage_check
include RequiresWhitelistedMonitoringClient
CHECKS = [
Gitlab::HealthChecks::DbCheck,
Gitlab::HealthChecks::Redis::RedisCheck,
Gitlab::HealthChecks::Redis::CacheCheck,
Gitlab::HealthChecks::Redis::QueuesCheck,
Gitlab::HealthChecks::Redis::SharedStateCheck,
Gitlab::HealthChecks::FsShardsCheck
].freeze
def readiness
results = CHECKS.map { |check| [check.name, check.readiness] }
render_check_results(results)
end
def liveness
results = CHECKS.map { |check| [check.name, check.liveness] }
render_check_results(results)
end
def storage_check
results = Gitlab::Git::Storage::Checker.check_all
render json: {
check_interval: Gitlab::CurrentSettings.current_application_settings.circuitbreaker_check_interval,
results: results
}
end
private
def render_check_results(results)
flattened = results.flat_map do |name, result|
if result.is_a?(Gitlab::HealthChecks::Result)
[[name, result]]
else
result.map { |r| [name, r] }
end
end
success = flattened.all? { |name, r| r.success }
response = flattened.map do |name, r|
info = { status: r.success ? 'ok' : 'failed' }
info['message'] = r.message if r.message
info[:labels] = r.labels if r.labels
[name, info]
end
render json: response.to_h, status: success ? :ok : :service_unavailable
end
end
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