feat: drill-down filters on overview and outdated agent version highlight

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/app/api/v1/hosts.py

@@ -8,10 +8,12 @@ from app.config import get_settings
 from app.database import get_db
 from app.models import Event, Host
 from app.schemas.list_models import HostDetail, HostListResponse, HostSummary
+from app.services.agent_version import latest_agent_versions_by_product
 from app.services.host_delete import delete_host_and_related
 from app.services.host_health import (
     HEARTBEAT_TYPE,
-    agent_status,
+    agent_status as compute_agent_status,
+    apply_agent_status_host_filter,
     max_daily_report_time_by_host,
     max_event_time_by_host,
 )
@@ -25,6 +27,7 @@ def list_hosts(
     page_size: int = Query(50, ge=1, le=200),
     product: str | None = None,
     hostname: str | None = None,
+    agent_status: str | None = Query(None, pattern="^(online|stale|unknown)$"),
     db: Session = Depends(get_db),
     _user: str = Depends(get_current_user),
 ) -> HostListResponse:
@@ -40,6 +43,15 @@ def list_hosts(
         stmt = stmt.where(host_match)
         count_stmt = count_stmt.where(host_match)
 
+    settings = get_settings()
+    if agent_status:
+        stmt, count_stmt = apply_agent_status_host_filter(
+            stmt,
+            count_stmt,
+            agent_status,
+            stale_minutes=settings.sac_heartbeat_stale_minutes,
+        )
+
     total = db.scalar(count_stmt) or 0
     rows = db.scalars(
         stmt.order_by(Host.last_seen_at.desc())
@@ -47,7 +59,6 @@ def list_hosts(
         .limit(page_size)
     ).all()
 
-    settings = get_settings()
     hb_map = max_event_time_by_host(db, HEARTBEAT_TYPE)
     report_map = max_daily_report_time_by_host(db)
 
@@ -72,13 +83,19 @@ def list_hosts(
                 last_heartbeat_at=last_hb,
                 last_daily_report_at=report_map.get(host.id),
                 last_inventory_at=host.inventory_updated_at,
-                agent_status=agent_status(
+                agent_status=compute_agent_status(
                     last_hb, stale_minutes=settings.sac_heartbeat_stale_minutes
                 ),
             )
         )
 
-    return HostListResponse(items=items, total=total, page=page, page_size=page_size)
+    return HostListResponse(
+        items=items,
+        total=total,
+        page=page,
+        page_size=page_size,
+        latest_agent_versions=latest_agent_versions_by_product(db),
+    )
 
 
 def _host_detail_from_model(
@@ -108,7 +125,7 @@ def _host_detail_from_model(
         last_heartbeat_at=last_hb,
         last_daily_report_at=report_map.get(host.id),
         last_inventory_at=host.inventory_updated_at,
-        agent_status=agent_status(last_hb, stale_minutes=settings.sac_heartbeat_stale_minutes),
+        agent_status=compute_agent_status(last_hb, stale_minutes=settings.sac_heartbeat_stale_minutes),
         agent_instance_id=host.agent_instance_id,
         tags=host.tags if isinstance(host.tags, list) else [],
         use_sac_mode=host.use_sac_mode,

backend/app/api/v1/problems.py

@@ -1,4 +1,4 @@
-from datetime import datetime
+from datetime import datetime, timedelta, timezone
 
 
 
@@ -156,6 +156,10 @@ def list_problems(
 
     hostname: str | None = Query(None),
 
+    created_within_hours: int | None = Query(None, ge=1, le=8760),
+
+    resolved_within_hours: int | None = Query(None, ge=1, le=8760),
+
     db: Session = Depends(get_db),
 
     _user: str = Depends(get_current_user),
@@ -194,6 +198,22 @@ def list_problems(
 
         count_stmt = count_stmt.where(Host.hostname.ilike(like) | Host.display_name.ilike(like))
 
+    if created_within_hours is not None:
+
+        since = datetime.now(timezone.utc) - timedelta(hours=created_within_hours)
+
+        stmt = stmt.where(Problem.created_at >= since)
+
+        count_stmt = count_stmt.where(Problem.created_at >= since)
+
+    if resolved_within_hours is not None:
+
+        since = datetime.now(timezone.utc) - timedelta(hours=resolved_within_hours)
+
+        stmt = stmt.where(Problem.status == "resolved", Problem.updated_at >= since)
+
+        count_stmt = count_stmt.where(Problem.status == "resolved", Problem.updated_at >= since)
+
 
 
     total = db.scalar(count_stmt) or 0