server_version_registry.rb in mongoid-7.3.0

- old
+ new
@@ -46,27 +46,22 @@
           raise MissingDownloadUrl, "No download for #{arch} for #{version['version']}"
         end
         url = dl['archive']['url']
       end
     rescue MissingDownloadUrl
-      if %w(2.6 3.0).include?(desired_version) && arch == 'ubuntu1604'
-        # 2.6 and 3.0 are only available for ubuntu1204 and ubuntu1404.
-        # Those ubuntus have ancient Pythons that don't work due to not
-        # implementing recent TLS protocols.
-        # Because of this we test on ubuntu1604 which has a newer Python.
-        # But we still need to retrieve ubuntu1404-targeting builds.
-        url = self.class.new('3.2', arch).download_url
-        unless url.include?('3.2.')
-          raise 'URL not in expected format'
+      if %w(4.7 4.7.0).include?(desired_version)
+        # 4.7.0 has no advertised downloads but it is downloadable and
+        # we do need it. Dirty hack below.
+        registry = self.class.new('4.4.3', arch)
+        registry.download_url.sub('4.4.3', '4.7.0').tap do |url|
+          # Sanity check - ensure the URL we hacked up is a valid one
+          io = uri_open(url)
+          begin
+            io.read(1)
+          ensure
+            io.close
+          end
         end
-        url = case desired_version
-        when '2.6'
-          url.sub(/\b3\.2\.\d+/, '2.6.12')
-        when '3.0'
-          url.sub(/\b3\.2\.\d+/, '3.0.15')
-        else
-          raise NotImplementedError
-        end.sub('ubuntu1604', 'ubuntu1404')
       else
         raise
       end
     end
 