WIP: Upgrade aiohttp and set timeout on DNS lookup

TODO: Python 3.9 compatibility

meshinfo/network.py

@@ -108,6 +108,7 @@ async def reverse_dns_lookup(
 
     """
     with bound_contextvars(ip_address=ip_address):
+        logger.debug("Reverse DNS lookup", dns_server=dns_server)
         loop = asyncio.get_running_loop()
         on_con_lost = loop.create_future()
         transport, protocol = await loop.create_datagram_endpoint(
@@ -116,7 +117,9 @@ async def reverse_dns_lookup(
         )
 
         try:
-            response = await on_con_lost
+            # FIXME: use async-timeout package for Python 3.9 compatibility
+            async with asyncio.timeout(5):
+                response = await on_con_lost
         except Exception as exc:
             logger.exception("Error querying DNS server", error=exc)
             return ""

requirements.txt

@@ -4,21 +4,17 @@
 #
 #    pip-compile --output-file=requirements.txt pyproject.toml
 #
-aiohttp==3.8.6
+aiohttp==3.9.5
     # via mesh-info (pyproject.toml)
 aiosignal==1.3.1
     # via aiohttp
 alembic==1.12.1
     # via mesh-info (pyproject.toml)
-async-timeout==4.0.3
-    # via aiohttp
 attrs==23.1.0
     # via
     #   aiohttp
     #   environ-config
     #   mesh-info (pyproject.toml)
-charset-normalizer==3.3.1
-    # via aiohttp
 environ-config==23.2.0
     # via mesh-info (pyproject.toml)
 frozenlist==1.4.0