Add 127.0.0.1 localhost to container /etc/hosts

usr/lib/python3.8/spoc/net.py

@@ -29,8 +29,9 @@ def load_leases():
                 leases = {ip: hostname for ip, hostname in leases}
             mtime = file_mtime
     except FileNotFoundError:
+        # If the file doesn't exist, create it with localhost and container host as default records
         interface = get_bridge_interface()
-        leases = {str(interface.ip): 'host'}
+        leases = {'127.0.0.1': 'localhost', str(interface.ip): 'host'}
 
 @locked(config.HOSTS_LOCK_FILE)
 def save_leases():

usr/lib/python3.8/spoc/repo_online.py

@@ -94,6 +94,7 @@ def unpack_archive(archive_path, destination, expected_hash, observer):
 data = None
 
 def load(force=False):
+    # Download package manifest and signature and verify
     global data
     if not data or force:
         with requests.Session() as session:
@@ -103,6 +104,7 @@ def load(force=False):
             resource = session.get(config.ONLINE_SIG_URL, timeout=5)
             resource.raise_for_status()
             packages_sig = resource.content
+        # Raises cryptography.exceptions.InvalidSignature on verification failure
         get_public_key().verify(packages_sig, packages, ec.ECDSA(hashes.SHA512()))
         data = json.loads(packages.decode())