1 files changed, 0 insertions, 40 deletions
diff --git a/app/controllers/concerns/requires_whitelisted_monitoring_client.rb b/app/controllers/concerns/requires_whitelisted_monitoring_client.rb
deleted file mode 100644
index ef3d281589a..00000000000
--- a/app/controllers/concerns/requires_whitelisted_monitoring_client.rb
+++ /dev/null
@@ -1,40 +0,0 @@
-# frozen_string_literal: true
-
-module RequiresWhitelistedMonitoringClient
-  extend ActiveSupport::Concern
-
-  included do
-    before_action :validate_ip_whitelisted_or_valid_token!
-  end
-
-  private
-
-  def validate_ip_whitelisted_or_valid_token!
-    render_404 unless client_ip_whitelisted? || valid_token?
-  end
-
-  def client_ip_whitelisted?
-    # Always allow developers to access http://localhost:3000/-/metrics for
-    # debugging purposes
-    return true if Rails.env.development? && request.local?
-
-    ip_whitelist.any? { |e| e.include?(Gitlab::RequestContext.instance.client_ip) }
-  end
-
-  def ip_whitelist
-    @ip_whitelist ||= Settings.monitoring.ip_whitelist.map { |ip| IPAddr.new(ip) }
-  end
-
-  def valid_token?
-    token = params[:token].presence || request.headers['TOKEN']
-    token.present? &&
-      ActiveSupport::SecurityUtils.secure_compare(
-        token,
-        Gitlab::CurrentSettings.health_check_access_token
-      )
-  end
-
-  def render_404
-    render "errors/not_found", layout: "errors", status: :not_found
-  end
-end