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# See http://doc.gitlab.com/ce/development/migration_style_guide.html
# for more information on how to write migrations for GitLab.
class RemoveDotGitFromGroupNames < ActiveRecord::Migration[4.2]
include Gitlab::Database::MigrationHelpers
include Gitlab::ShellAdapter
# Set this constant to true if this migration requires downtime.
DOWNTIME = false
def up
invalid_groups.each do |group|
path_was = group['path']
path_was_wildcard = quote_string("#{path_was}/%")
path = quote_string(rename_path(path_was))
move_namespace(group['id'], path_was, path)
execute "UPDATE routes SET path = '#{path}' WHERE source_type = 'Namespace' AND source_id = #{group['id']}"
execute "UPDATE namespaces SET path = '#{path}' WHERE id = #{group['id']}"
select_all("SELECT id, path FROM routes WHERE path LIKE '#{path_was_wildcard}'").each do |route|
new_path = "#{path}/#{route['path'].split('/').last}"
execute "UPDATE routes SET path = '#{new_path}' WHERE id = #{route['id']}"
end
end
end
def down
# nothing to do here
end
private
def invalid_groups
select_all("SELECT id, path FROM namespaces WHERE type = 'Group' AND path LIKE '%.git'")
end
def route_exists?(path)
select_all("SELECT id, path FROM routes WHERE path = '#{quote_string(path)}'").present?
end
# Accepts invalid path like test.git and returns test_git or
# test_git1 if test_git already taken
def rename_path(path)
# To stay closer with original name and reduce risk of duplicates
# we rename suffix instead of removing it
path = path.sub(/\.git\z/, '_git')
counter = 0
base = path
while route_exists?(path)
counter += 1
path = "#{base}#{counter}"
end
path
end
def move_namespace(group_id, path_was, path)
repository_storages = select_all("SELECT distinct(repository_storage) FROM projects WHERE namespace_id = #{group_id}").map do |row|
row['repository_storage']
end.compact
# Move the namespace directory in all storages paths used by member projects
repository_storages.each do |repository_storage|
# Ensure old directory exists before moving it
gitlab_shell.add_namespace(repository_storage, path_was)
unless gitlab_shell.mv_namespace(repository_storage, path_was, path)
Rails.logger.error "Exception moving on shard #{repository_storage} from #{path_was} to #{path}"
# if we cannot move namespace directory we should rollback
# db changes in order to prevent out of sync between db and fs
raise Exception.new('namespace directory cannot be moved')
end
end
Gitlab::UploadsTransfer.new.rename_namespace(path_was, path)
end
end
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