initial cli.py

requirements.txt

@@ -3,5 +3,6 @@ requests
 sqlalchemy
 alembic
 mysqlclient
+click
 
 pytest
\ No newline at end of file

resource_management/cli.py

+import json
+
+import click
+from jsonschema.exceptions import ValidationError
+
+
+def _validate_config(_unused_ctx, _unused_param, file):
+    try:
+        params = json.loads(file.read())
+        return params
+    except (json.JSONDecodeError, ValidationError):
+        raise click.BadParameter('config file is not valid json')
+
+
+@click.command()
+@click.option(
+    '--config',
+    required=True,
+    type=click.File('r'),
+    help='config filename',
+    callback=_validate_config)
+@click.option(
+    '--fqdn',
+    required=True,
+    type=click.STRING,
+    help='config filename')
+def cli(config, fqdn):
+    print(config)
+    print(fqdn)
+
+
+if __name__ == '__main__':
+    cli()
+

setup.py

@@ -13,6 +13,7 @@ setup(
         'requests',
         'sqlalchemy',
         'alembic',
-        'mysqlclient'
+        'mysqlclient',
+        'click'
     ]
 )