From a3a3502b707033dd84584602f3683f0daa39ecfb Mon Sep 17 00:00:00 2001
From: Garionion <git@entr0py.de>
Date: Sat, 16 Jul 2022 19:34:10 +0200
Subject: [PATCH] dns: add prometheus scrape target

---
 hosts/dns/dns.nix                  |  7 ++++---
 hosts/monitoring/configuration.nix | 12 ++++++++++++
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/hosts/dns/dns.nix b/hosts/dns/dns.nix
index 2d3ee45..6477c66 100644
--- a/hosts/dns/dns.nix
+++ b/hosts/dns/dns.nix
@@ -2,6 +2,7 @@
 
 {
   networking.firewall.interfaces.ens18.allowedUDPPorts = [ 53 ];
+  networking.firewall.interfaces.ens18.allowedTCPPorts = [ 9253 9353];
   services.coredns = {
     enable = true;
     config = ''
@@ -21,9 +22,9 @@
         log
         prometheus 10.42.10.8:9353
         file /etc/zones/db.bula22.de 
-        file /etc/zones/db.42.10.in-addr.arpa. 
-        file /etc/zones/db.2.4.0.0.0.1.0.0.0.0.d.f.ip6.arpa.
-        file /etc/zones/db.1.2.2.8.c.0.c.1.8.f.4.0.1.0.a.2.ip6.arpa. 
+        #file /etc/zones/db.42.10.in-addr.arpa. 
+        #file /etc/zones/db.2.4.0.0.0.1.0.0.0.0.d.f.ip6.arpa.
+        #file /etc/zones/db.1.2.2.8.c.0.c.1.8.f.4.0.1.0.a.2.ip6.arpa. 
       }
     '';
   };
diff --git a/hosts/monitoring/configuration.nix b/hosts/monitoring/configuration.nix
index 50079e2..0cc18a9 100644
--- a/hosts/monitoring/configuration.nix
+++ b/hosts/monitoring/configuration.nix
@@ -188,6 +188,18 @@ with lib;
           }
         ];
       }
+      {
+        job_name = "dns";
+        scrape_interval = "5s";
+        static_configs = [
+          {
+            targets = [
+              "dns.bula22.de:9253"
+              "dns.bula22.de:9353"
+            ];
+          }
+        ];
+      }
     ];
     alertmanagers = [
       {