Use URI and CGI to parse the Candlepin DB URL

Author: ekohl

definitions/features/candlepin_database.rb

@@ -1,3 +1,6 @@
+require 'uri'
+require 'cgi'
+
 class Features::CandlepinDatabase < ForemanMaintain::Feature
   CANDLEPIN_DB_CONFIG = '/etc/candlepin/candlepin.conf'.freeze
 
@@ -36,17 +39,17 @@ def raw_config
 
   def load_configuration
     full_config = Hash[raw_config.scan(/(^[^#\n][^=]*)=(.*)/)]
-    uri_regexp = %r{://(([^/:]*):?([^/]*))/([^?]*)\??(ssl=([^&]*))?}
     url = full_config['jpa.config.hibernate.connection.url']
-    uri = uri_regexp.match(url)
+    uri = URI.parse(url.delete_prefix('jdbc:'))
+    query = uri.query ? CGI.parse(uri.query) : {}
     {
       'username' => full_config['jpa.config.hibernate.connection.username'],
       'password' => full_config['jpa.config.hibernate.connection.password'],
-      'database' => uri[4],
-      'host' => uri[2],
-      'port' => uri[3] || '5432',
-      'ssl' => (fetch_extra_param(url, 'ssl') == 'true'),
-      'sslfactory' => fetch_extra_param(url, 'sslfactory'),
+      'database' => uri.path,
+      'host' => uri.host,
+      'port' => uri.port || '5432',
+      'ssl' => query['ssl']&.first == 'true',
+      'sslfactory' => query['sslfactory']&.first,
       'driver_class' => full_config['jpa.config.hibernate.connection.driver_class'],
       'url' => url,
     }
@@ -60,11 +63,4 @@ def extend_with_db_options
     end
     db_options
   end
-
-  def fetch_extra_param(url, key_name)
-    query_string = url.split('?')[1]
-    return nil unless query_string
-    output = /#{key_name}=([^&]*)?/.match(query_string)
-    output[1] if output
-  end
 end