chore: test dns as SAN

Author: jackwotherspoon

google/cloud/sql/connector/client.py

@@ -145,7 +145,7 @@ async def _get_metadata(
         # Note that we have to check for PSC enablement also because CAS
         # instances also set the dnsName field.
         # Remove trailing period from DNS name. Required for SSL in Python
-        dns_name = ret_dict.get("dnsName", "").rstrip(".")
+        dns_name = ret_dict.get("dnsName", "")
         if dns_name and ret_dict.get("pscEnabled"):
             ip_addresses["PSC"] = dns_name
 

google/cloud/sql/connector/pg8000.py

@@ -13,6 +13,7 @@
 See the License for the specific language governing permissions and
 limitations under the License.
 """
+
 import socket
 import ssl
 from typing import Any, TYPE_CHECKING
@@ -49,7 +50,7 @@ def connect(
 
     # Create socket and wrap with context.
     sock = ctx.wrap_socket(
-        socket.create_connection((ip_address, SERVER_PROXY_PORT)),
+        socket.create_connection((ip_address.rstrip("."), SERVER_PROXY_PORT)),
         server_hostname=ip_address,
     )