update from main

CHANGES.md

@@ -4,6 +4,7 @@
 
 * add `/collections/{collection_id}/items/{item_id}/assets/{asset_id}` optional endpoints (`TITILER_PGSTAC_API_ENABLE_ASSETS_ENDPOINTS=TRUE|FALSE`)
 * add `/external` optional endpoints (`TITILER_PGSTAC_API_ENABLE_EXTERNAL_DATASET_ENDPOINTS=TRUE|FALSE`)
+* add `cachecontrol_exclude_paths` attribute in `ApiSettings` to let users decide if some path should not have cache-control headers (defaults is to exclude `/list`)
 
 ## 1.3.1 (2024-08-01)
 

tests/test_searches.py

@@ -1043,3 +1043,16 @@ def test_query_point_searches(app, search_no_bbox, search_bbox):
     )
 
     assert response.status_code == 204  # (no content)
+
+
+def test_cache_middleware_settings(app, search_no_bbox):
+    """Make sure some endpoints do not have cache-control headers."""
+    response = app.get("/searches/list")
+    assert response.status_code == 200
+    assert not response.headers.get("Cache-Control")
+
+    response = app.get(
+        f"/searches/{search_no_bbox}/point/-85.5,36.1624", params={"assets": "cog"}
+    )
+    assert response.status_code == 200
+    assert response.headers.get("Cache-Control")

titiler/pgstac/main.py

@@ -107,7 +107,11 @@ async def lifespan(app: FastAPI):
         allow_headers=["*"],
     )
 
-app.add_middleware(CacheControlMiddleware, cachecontrol=settings.cachecontrol)
+app.add_middleware(
+    CacheControlMiddleware,
+    cachecontrol=settings.cachecontrol,
+    exclude_path=settings.cachecontrol_exclude_paths,
+)
 
 optional_headers = []
 if settings.debug:

titiler/pgstac/settings.py

@@ -1,7 +1,7 @@
 """API settings."""
 
 from functools import lru_cache
-from typing import Any, Optional
+from typing import Any, Optional, Set
 
 from pydantic import (
     Field,
@@ -20,6 +20,11 @@ class ApiSettings(BaseSettings):
     name: str = "titiler-pgstac"
     cors_origins: str = "*"
     cachecontrol: str = "public, max-age=3600"
+    cachecontrol_exclude_paths: Set[str] = Field(
+        default={
+            ".+/list",
+        }
+    )
     root_path: str = ""
     debug: bool = False