From 155854868201a93f6663665eb60db7db9accd00d Mon Sep 17 00:00:00 2001
From: friedrich goerz <friedrich.goerz@netgo.de>
Date: Fri, 22 Jul 2022 18:27:29 +0200
Subject: [PATCH] DEV-517: added alerting for DO API usage

---
 templates/prometheus/config/prometheus/alert.rules.j2 | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/templates/prometheus/config/prometheus/alert.rules.j2 b/templates/prometheus/config/prometheus/alert.rules.j2
index e2db780..6e2b6cc 100644
--- a/templates/prometheus/config/prometheus/alert.rules.j2
+++ b/templates/prometheus/config/prometheus/alert.rules.j2
@@ -332,3 +332,11 @@ groups:
       summary: "one or more offsite backup metric unavailable for Instance <{{ '{{' }} $labels.instance {{ '}}' }}>"
       description: "offsite metrics unavailable."
 
+  - alert: DO_API_REQUEST_usage
+    expr: (digitalocean_api_ratelimit_remaining * 100)/digitalocean_api_ratelimit_limit < 50
+    for: 10m
+    labels:
+      severity: critical
+    annotations:
+      summary: "Too many request against digitalocean API. plz check."
+      description: "Alert for request against digitalocean API."