chore: stricter regex on api url. Handle on-prem

Author: sevbch

ggshield/core/config/config.py

@@ -1,5 +1,6 @@
 import logging
 import os
+import re
 from enum import Enum
 from pathlib import Path
 from typing import Any, Optional, Set, Tuple
@@ -94,10 +95,10 @@ def get_instance_name_and_source(self) -> Tuple[str, ConfigSource]:
         - the default instance
         """
         if self._cmdline_instance_name:
-            if (
-                "api" in self._cmdline_instance_name
-                and "gitguardian" in self._cmdline_instance_name
-            ):
+            if re.match(
+                r"^https:\/\/api(\.[a-z0-9]+)?\.gitguardian\.com",
+                self._cmdline_instance_name,
+            ) or re.match(r"/exposed/?$", self._cmdline_instance_name):
                 return (
                     api_to_dashboard_url(self._cmdline_instance_name),
                     ConfigSource.CMD_OPTION,

tests/unit/cmd/auth/test_login.py

@@ -151,10 +151,19 @@ def test_auth_login_token_default_instance(self, monkeypatch, cli_fs_runner):
         ("cmd_line_instance", "expected_instance"),
         [
             ("https://api.gitguardian.com/v1", "https://dashboard.gitguardian.com"),
+            ("https://api.gitguardian.com", "https://dashboard.gitguardian.com"),
             (
                 "https://api.eu1.gitguardian.com/v1",
                 "https://dashboard.eu1.gitguardian.com",
             ),
+            (
+                "https://gitguardian.mycorp.local/exposed/",
+                "https://gitguardian.mycorp.local",
+            ),
+            (
+                "https://gitguardian.mycorp.local/exposed",
+                "https://gitguardian.mycorp.local",
+            ),
         ],
     )
     def test_api_instance_url(
@@ -1002,6 +1011,7 @@ def test_invalid_instance_url(self, instance_url, cli_fs_runner, monkeypatch):
         [
             "https://api.gitguardian.com/v1",
             "https://api.eu1.gitguardian.com/v1",
+            "https://gitguardian.mycorp.local/exposed/",
         ],
     )
     def test_api_instance_url(self, instance_url, cli_fs_runner, monkeypatch):