From 7e9eda100a3ee13df1fa4f1cc04de73166ad1df9 Mon Sep 17 00:00:00 2001
From: Michael Kozono <mkozono@gmail.com>
Date: Thu, 21 Feb 2019 10:18:54 -0800
Subject: Add dev rake task for seeding lots of projects

---
 lib/tasks/dev.rake | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/lib/tasks/dev.rake b/lib/tasks/dev.rake
index 4beb94eeb8e..6d3e181744c 100644
--- a/lib/tasks/dev.rake
+++ b/lib/tasks/dev.rake
@@ -12,4 +12,41 @@ namespace :dev do
   task load: :environment do
     Rails.application.eager_load!
   end
+
+  desc "GitLab | Create many test groups and projects"
+  task :populate, [:username, :prefix, :group_start, :group_end, :projects_per_group] => :environment do |task, args|
+    user = User.find_by!(username: args.username || "root")
+    prefix = args.prefix || "test-1"
+    group_start = (args.group_start || 1).to_i
+    group_end = (args.group_end || 5).to_i
+    projects_per_group = (args.projects_per_group || 100).to_i
+
+    ActiveRecord::Base.logger = nil
+
+    group_start.upto(group_end).each do |gid|
+      group_name = "#{prefix}-group-#{gid}"
+
+      ActiveRecord::Base.transaction do
+        group = Group.create!(path: group_name, name: group_name, owner: user)
+        print "Group #{gid}: "
+
+        1.upto(projects_per_group).each do |pid|
+          project_name = "project-#{pid}"
+
+          project = Projects::CreateService.new(
+            user,
+            name: project_name, path: project_name, namespace_id: group.id
+          ).execute
+
+          if project.errors.any?
+           raise "Failed: #{gid}.#{pid}:\n\t#{project.errors.full_messages.join("\n\t")}"
+           end
+
+           print "." if pid%10==0
+        end
+
+        print "\n"
+      end
+    end
+  end
 end
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