fix: do not rotate hotspare proxies on max age

closes: #42

app/terraform/proxy/meta.py

@@ -3,6 +3,7 @@ import logging
 import random
 import string
 from collections import OrderedDict
+from datetime import timezone
 from typing import Any, Dict, List, Optional, Tuple, Type
 from typing import OrderedDict as OrderedDictT
 
@@ -136,16 +137,33 @@ def auto_deprecate_proxies() -> None:
         - The "max_age_reached" reason means the proxy has been in use for longer than the maximum allowed period.
           The maximum age cutoff is randomly set to a time between 24 and 48 hours.
     """
-    proxies: List[Proxy] = all_active_proxies()
+    origin_destroyed_proxies = (db.session.query(Proxy)
-    for proxy in proxies:
+        .join(Origin, Proxy.origin_id == Origin.id)
-        if proxy.origin.destroyed is not None:
+        .filter(
+            Proxy.destroyed.is_(None),
+            Proxy.deprecated.is_(None),
+            Origin.destroyed.is_not(None),
+        )
+        .all()
+    )
+    for proxy in origin_destroyed_proxies:
         proxy.deprecate(reason="origin_destroyed")
-        if proxy.origin.assets and proxy.origin.auto_rotation:
+    max_age_proxies = (db.session.query(Proxy)
-            max_age_cutoff = datetime.datetime.utcnow() - datetime.timedelta(
+        .join(Origin, Proxy.origin_id == Origin.id)
+        .filter(
+            Proxy.destroyed.is_(None),
+            Proxy.deprecated.is_(None),
+            Proxy.pool_id != -1,  # do not rotate hotspare proxies
+            Origin.assets,
+            Origin.auto_rotation,
+        )
+        .all()
+    )
+    for proxy in max_age_proxies:
+        max_age_cutoff = datetime.datetime.now(datetime.UTC) - datetime.timedelta(
             days=1, seconds=86400 * random.random())  # nosec: B311
         if proxy.added < max_age_cutoff:
             proxy.deprecate(reason="max_age_reached")
-                proxy.destroy()
 
 
 def destroy_expired_proxies() -> None: