Fix default path for config and parent directories

The default path was missing a / causing issues for calls without a -c
option. When using the `mtls config` option and the config file or any
parent directories don't exist they should be created.

mtls/cli.py

@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 import os
+import pathlib
 import sys
 from configparser import ConfigParser
 from datetime import datetime
@@ -104,7 +105,7 @@ def get_gpg_keys_for_email(email):
     "--config",
     "-c",
     type=click.Path(),
-    default=os.path.join(HOME, "mtls/config.ini"),
+    default=os.path.join(HOME, "/mtls/config.ini"),
     help=f"config file. [{HOME}/mtls/config.ini]",
 )
 @click.option("--gpg-password", type=str, hidden=True)
@@ -149,16 +150,12 @@ def config(ctx, key, value):
         config_path = ctx.obj["config_path"]
 
     if not os.path.exists(config_path):
-        if config_path != f"{HOME}/mtls/config.ini":
-            click.secho(
-                f"Config file not found, please run `mtls -c {config_path} init`",
-                fg="red",
-            )
-        else:
-            click.secho(
-                "Config file not found, please run `mtls init`", fg="red"
-            )
-        sys.exit(1)
+        config = ConfigParser()
+        config["DEFAULT"] = {}
+        config_dir = pathlib.Path(config_path).parent
+        config_dir.mkdir(parents=True, exist_ok=True)
+        with open(config_path, "w") as config_file:
+            config.write(config_file)
 
     if key not in ALLOWED_KEYS:
         click.secho(AK_MSG, fg="red")

test/test_cli.py

@@ -1156,3 +1156,38 @@ def test_create_certificate(self):
         if result.exception:
             traceback.print_exception(*result.exc_info)
         self.assertEqual(result.exit_code, 0, msg=result.exc_info)
+
+class TestCliNoConfig(TestCliBase):
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+        cls.env = {
+            "GNUPGHOME": cls.USER_GNUPGHOME.name,
+            "HOME": cls.HOME.name,
+            "XDG_CONFIG_HOME": f"{cls.HOME.name}/.config",
+            "USER": "test",
+            "HOST": str(platform.uname()[1]),
+        }
+        cls.runner = CliRunner(env=cls.env)
+        cls.config["DEFAULT"] = {
+            "name": "John Doe",
+            "email": "johndoe@example.com",
+            "fingerprint": cls.user.pgp_key.fingerprint,
+            "organization_name": "My Org",
+        }
+
+    def test_add_config_missing_file(self):
+        config_path = f"{self.env['XDG_CONFIG_HOME']}/mtls/config.ini"
+        result = self.runner.invoke(
+            cli,
+            [
+                "-c",
+                config_path,
+                "config",
+                "name",
+                "\"Test User\""
+            ]
+        )
+        if result.exception:
+            traceback.print_exception(*result.exc_info)
+        self.assertEqual(result.exit_code, 0, msg=result.exc_info)