Update runner version only when updating contacted_at

CHANGELOG

 Please view this file on the master branch, on stable branches it's out of date.
 
 v 8.13.0 (unreleased)
+  - Update runner version only when updating contacted_at
   - Add link from system note to compare with previous version
   - Use gitlab-shell v3.6.2 (GIT TRACE logging)
   - Fix centering of custom header logos (Ashley Dumaine)

app/models/ci/runner.rb

@@ -2,7 +2,7 @@ module Ci
   class Runner < ActiveRecord::Base
     extend Ci::Model
 
-    LAST_CONTACT_TIME = 2.hours.ago
+    LAST_CONTACT_TIME = 1.hour.ago
     AVAILABLE_SCOPES = %w[specific shared active paused online]
     FORM_EDITABLE = %i[description tag_list active run_untagged locked]
 

lib/ci/api/builds.rb

@@ -12,10 +12,9 @@ module Ci
         #   POST /builds/register
         post "register" do
           authenticate_runner!
-          update_runner_last_contact(save: false)
-          update_runner_info
           required_attributes! [:token]
           not_found! unless current_runner.active?
+          update_runner_info
 
           build = Ci::RegisterBuildService.new.execute(current_runner)
 
@@ -41,10 +40,11 @@ module Ci
         #   PUT /builds/:id
         put ":id" do
           authenticate_runner!
-          update_runner_last_contact
           build = Ci::Build.where(runner_id: current_runner.id).running.find(params[:id])
           forbidden!('Build has been erased!') if build.erased?
 
+          update_runner_info
+
           build.update_attributes(trace: params[:trace]) if params[:trace]
 
           Gitlab::Metrics.add_event(:update_build,

lib/ci/api/helpers.rb

@@ -3,7 +3,7 @@ module Ci
     module Helpers
       BUILD_TOKEN_HEADER = "HTTP_BUILD_TOKEN"
       BUILD_TOKEN_PARAM = :token
-      UPDATE_RUNNER_EVERY = 40 * 60
+      UPDATE_RUNNER_EVERY = 10 * 60
 
       def authenticate_runners!
         forbidden! unless runner_registration_token_valid?
@@ -30,14 +30,15 @@ module Ci
         token && (build.valid_token?(token) || build.project.valid_runners_token?(token))
       end
 
-      def update_runner_last_contact(save: true)
+      def update_runner_info
         # Use a random threshold to prevent beating DB updates
         # it generates a distribution between: [40m, 80m]
         contacted_at_max_age = UPDATE_RUNNER_EVERY + Random.rand(UPDATE_RUNNER_EVERY)
-        if current_runner.contacted_at.nil? || Time.now - current_runner.contacted_at >= contacted_at_max_age
+        return unless current_runner.contacted_at.nil? || Time.now - current_runner.contacted_at >= contacted_at_max_age
+
         current_runner.contacted_at = Time.now
-          current_runner.save if current_runner.changed? && save
-        end
+        current_runner.assign_attributes(get_runner_version_from_params)
+        current_runner.save if current_runner.changed?
       end
 
       def build_not_found!
@@ -57,11 +58,6 @@ module Ci
         attributes_for_keys(["name", "version", "revision", "platform", "architecture"], params["info"])
       end
 
-      def update_runner_info
-        current_runner.assign_attributes(get_runner_version_from_params)
-        current_runner.save if current_runner.changed?
-      end
-
       def max_artifacts_size
         current_application_settings.max_artifacts_size.megabytes.to_i
       end