Add a step in router validation workflow to check if Kentik entry exists if it's a PE router.

gso/workflows/router/validate_router.py

@@ -14,6 +14,7 @@ from pydantic_forms.types import State, UUIDstr
 from gso.products.product_blocks.router import RouterRole
 from gso.products.product_types.router import Router
 from gso.services import infoblox, lso_client
+from gso.services.kentik_client import KentikClient
 from gso.services.librenms_client import LibreNMSClient
 from gso.services.lso_client import anonymous_lso_interaction, execute_playbook
 from gso.services.netbox_client import NetboxClient
@@ -84,6 +85,20 @@ def check_librenms_entry_exists(subscription: Router) -> None:
         raise ProcessFailureError(message="LibreNMS configuration error", details=errors)
 
 
+@step("Verify Kentik entry for PE router")
+def check_kentik_entry_exists(subscription: Router) -> None:
+    """Validate the Kentik entry for a PE Router.
+
+    Raises an HTTP error 404 when the device is not present in Kentik.
+    """
+    client = KentikClient()
+    device = client.get_device_by_name(subscription.router.router_fqdn)
+    if not device:
+        raise ProcessFailureError(
+            message="Device not found in Kentik", details={"device": subscription.router.router_fqdn}
+        )
+
+
 @step("Check base config for drift")
 def verify_base_config(subscription: Router, callback_route: str) -> None:
     """Workflow step for running a playbook that checks whether base config has drifted."""
@@ -113,6 +128,7 @@ def validate_router() -> StepList:
     * Validate configuration of the iBGP mesh
     """
     is_juniper_router = conditional(lambda state: state["subscription"]["router"]["vendor"] == Vendor.JUNIPER)
+    is_pe_router = conditional(lambda state: state["subscription"]["router"]["router_role"] == RouterRole.PE)
 
     return (
         begin
@@ -123,6 +139,7 @@ def validate_router() -> StepList:
         >> verify_ipam_loopback
         >> check_netbox_entry_exists
         >> check_librenms_entry_exists
+        >> is_pe_router(check_kentik_entry_exists)
         >> anonymous_lso_interaction(verify_base_config)
         >> anonymous_lso_interaction(verify_p_ibgp)
         >> resync