dulwich: try default keys when no identity is set in asyncssh vendor

iterative · Jul 25, 2023 · 67435a0 · 67435a0
1 parent 2f9c281
commit 67435a0
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/src/scmrepo/git/backend/dulwich/asyncssh_vendor.py b/src/scmrepo/git/backend/dulwich/asyncssh_vendor.py
@@ -154,6 +154,7 @@ async def public_key_auth_requested(  # pylint: disable=invalid-overridden-metho
         self,
     ) -> Optional["KeyPairListArg"]:
         from asyncssh.public_key import (
+            _DEFAULT_KEY_FILES,
             KeyImportError,
             SSHLocalKeyPair,
             read_private_key,
@@ -169,12 +170,20 @@ async def public_key_auth_requested(  # pylint: disable=invalid-overridden-metho
             options = self._conn._options  # pylint: disable=protected-access
             config = options.config
             client_keys = cast(Sequence["FilePath"], config.get("IdentityFile", ()))
+            if not client_keys:
+                client_keys = [
+                    os.path.expanduser(os.path.join("~", ".ssh", path))
+                    for path, cond in _DEFAULT_KEY_FILES
+                    if cond
+                ]
             for key_to_load in client_keys:
                 try:
                     read_private_key(key_to_load, passphrase=options.passphrase)
                 except KeyImportError as exc:
                     if str(exc).startswith("Passphrase"):
                         self._keys_to_try.append(key_to_load)
+                except OSError:
+                    pass
 
         while self._keys_to_try:
             key_to_load = self._keys_to_try.pop()