Support default host in netrc

Support the fallback to `default` if the user did not set a specific
host name in their netrc file.

Signed-off-by: Marcel Bochtler <marcel.bochtler@bosch.com>

Author: MarcelBochtler

src/python_inspector/utils.py

@@ -24,7 +24,7 @@
 
 def get_netrc_auth(url, netrc):
     """
-    Return login and password if the hostname is in netrc
+    Return login and password if either the hostname is in netrc or a default is set in netrc
     else return login and password as None
     """
     hostname = urlparse(url).hostname
@@ -33,6 +33,11 @@ def get_netrc_auth(url, netrc):
         url_auth = hosts.get(hostname)
         # netrc returns a tuple of (login, account, password)
         return (url_auth[0], url_auth[2])
+
+    if 'default' in hosts:
+        default_auth = hosts.get('default')
+        return (default_auth[0], default_auth[2])
+
     return (None, None)
 
 

tests/data/test-default.netrc

@@ -0,0 +1,2 @@
+machine example.com login test password test123
+default login defaultuser password defaultpass

tests/test_utils.py

@@ -67,6 +67,14 @@ def test_get_netrc_auth_with_with_subdomains():
     assert get_netrc_auth(url="https://another.example.com/simple", netrc=parsed_netrc) == (None, None)
 
 
+def test_get_netrc_auth_with_default():
+    netrc_file = test_env.get_test_loc("test-default.netrc")
+    parsed_netrc = netrc(netrc_file)
+
+    assert get_netrc_auth(url="https://example.com/simple", netrc=parsed_netrc) == ("test", "test123")
+    assert get_netrc_auth(url="https://non-existing.org/simple", netrc=parsed_netrc) == ("defaultuser", "defaultpass")
+
+
 @pytest.mark.asyncio
 @pytest.mark.skipif(sys.version_info < (3, 8), reason="requires python3.8 or higher")
 @mock.patch("python_inspector.utils_pypi.CACHE.get")