safeguard OpenAPI detection on startup (#1650) (#1758)

2024-07-24 18:26:00 -04:00
parent 3adfdb2341
commit b2a8e0678d
1 changed files with 11 additions and 0 deletions
@@ -903,6 +903,17 @@ def load_openapi_document() -> dict:

    pygeoapi_openapi = os.environ.get('PYGEOAPI_OPENAPI')

+    if pygeoapi_openapi is None:
+        msg = 'PYGEOAPI_OPENAPI environment not set'
+        LOGGER.error(msg)
+        raise RuntimeError(msg)
+
+    if not os.path.exists(pygeoapi_openapi):
+        msg = (f'OpenAPI document {pygeoapi_openapi} does not exist.  '
+               'Please generate before starting pygeoapi')
+        LOGGER.error(msg)
+        raise RuntimeError(msg)
+
    with open(pygeoapi_openapi, encoding='utf8') as ff:
        if pygeoapi_openapi.endswith(('.yaml', '.yml')):
            openapi_ = yaml_load(ff)