Merge branch 'knative-0.5' into 'master'

Bump version of knative from 0.3 -> 0.5

See merge request gitlab-org/gitlab-ce!27101

app/models/clusters/applications/knative.rb

@@ -3,7 +3,7 @@
 module Clusters
   module Applications
     class Knative < ApplicationRecord
-      VERSION = '0.3.0'.freeze
+      VERSION = '0.5.0'.freeze
       REPOSITORY = 'https://storage.googleapis.com/triggermesh-charts'.freeze
       METRICS_CONFIG = 'https://storage.googleapis.com/triggermesh-charts/istio-metrics.yaml'.freeze
       FETCH_IP_ADDRESS_DELAY = 30.seconds

changelogs/unreleased/knative-0-5.yml

+---
+title: Knative version bump 0.3 -> 0.5
+merge_request:
+author: Chris Baumbauer <cab@cabnetworks.net>
+type: changed

config/prometheus/common_metrics.yml

@@ -266,6 +266,6 @@
     weight: 1
     queries:
     - id: system_metrics_knative_function_invocation_count
-      query_range: 'floor(sum(rate(istio_revision_request_count{destination_configuration="%{function_name}", destination_namespace="%{kube_namespace}"}[1m])*30))'
+      query_range: 'floor(sum(rate(istio_revision_request_count{destination_configuration="%{function_name}", destination_namespace="%{kube_namespace}"}[1m])/3))'
       label: invocations / minute
       unit: requests

db/migrate/20190408163745_prometheus_knative05_fix.rb

+# frozen_string_literal: true
+
+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class PrometheusKnative05Fix < ActiveRecord::Migration[5.0]
+  include Gitlab::Database::MigrationHelpers
+
+  require Rails.root.join('db/importers/common_metrics_importer.rb')
+
+  DOWNTIME = false
+
+  def up
+    Importers::CommonMetricsImporter.new.execute
+  end
+
+  def down
+    # no-op
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20190326164045) do
+ActiveRecord::Schema.define(version: 20190408163745) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"

spec/models/clusters/applications/knative_spec.rb

@@ -109,7 +109,7 @@ describe Clusters::Applications::Knative do
     subject { knative.install_command }
 
     it 'is initialized with latest version' do
-      expect(subject.version).to eq('0.3.0')
+      expect(subject.version).to eq('0.5.0')
     end
 
     it_behaves_like 'a command'