Backport of https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/14943

Docker Registry Replication

db/migrate/20190612111201_add_geo_container_repository_counters.rb

+# frozen_string_literal: true
+
+class AddGeoContainerRepositoryCounters < ActiveRecord::Migration[5.1]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  def change
+    change_table :geo_node_statuses do |t|
+      t.column :container_repositories_count, :integer
+      t.column :container_repositories_synced_count, :integer
+      t.column :container_repositories_failed_count, :integer
+      t.column :container_repositories_registry_count, :integer
+    end
+  end
+end

db/schema.rb

@@ -1427,6 +1427,10 @@ ActiveRecord::Schema.define(version: 2019_08_02_235445) do
     t.integer "repositories_retrying_verification_count"
     t.integer "wikis_retrying_verification_count"
     t.integer "projects_count"
+    t.integer "container_repositories_count"
+    t.integer "container_repositories_synced_count"
+    t.integer "container_repositories_failed_count"
+    t.integer "container_repositories_registry_count"
     t.index ["geo_node_id"], name: "index_geo_node_statuses_on_geo_node_id", unique: true
   end

doc/api/geo_nodes.md

@@ -192,6 +192,10 @@ Example response:
     "job_artifacts_failed_count": nil,
     "job_artifacts_synced_missing_on_primary_count": 0,
     "job_artifacts_synced_in_percentage": "0.00%",
+    "container_repositories_count": 3,
+    "container_repositories_synced_count": nil,
+    "container_repositories_failed_count": nil,
+    "container_repositories_synced_in_percentage": "0.00%",
     "projects_count": 41,
     "repositories_failed_count": nil,
     "repositories_synced_count": nil,
@@ -255,6 +259,10 @@ Example response:
     "job_artifacts_failed_count": 1,
     "job_artifacts_synced_missing_on_primary_count": 0,
     "job_artifacts_synced_in_percentage": "50.00%",
+    "container_repositories_count": 3,
+    "container_repositories_synced_count": nil,
+    "container_repositories_failed_count": nil,
+    "container_repositories_synced_in_percentage": "0.00%",
     "projects_count": 41,
     "repositories_failed_count": 1,
     "repositories_synced_count": 40,
@@ -334,6 +342,10 @@ Example response:
   "job_artifacts_failed_count": 1,
   "job_artifacts_synced_missing_on_primary_count": 0,
   "job_artifacts_synced_in_percentage": "50.00%",
+  "container_repositories_count": 3,
+  "container_repositories_synced_count": nil,
+  "container_repositories_failed_count": nil,
+  "container_repositories_synced_in_percentage": "0.00%",
   "projects_count": 41,
   "repositories_failed_count": 1,
   "repositories_synced_count": 40,