From a806adad2017413071d20d519d9a5d9b6b937474 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Sat, 1 Jan 2022 16:51:10 +0100
Subject: vidhar: prometheus: nftables

---
 hosts/vidhar/prometheus/default.nix | 44 +++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

(limited to 'hosts/vidhar/prometheus')

diff --git a/hosts/vidhar/prometheus/default.nix b/hosts/vidhar/prometheus/default.nix
index f915fc68..87035d5d 100644
--- a/hosts/vidhar/prometheus/default.nix
+++ b/hosts/vidhar/prometheus/default.nix
@@ -142,6 +142,13 @@ in {
           relabel_configs = relabelHosts;
           scrape_interval = "1s";
         }
+        { job_name = "nftables";
+          static_configs = [
+            { targets = ["localhost:9901"]; }
+          ];
+          relabel_configs = relabelHosts;
+          scrape_interval = "1s";
+        }
       ];
     };
     users.users.${config.services.prometheus.exporters.unbound.user} = {
@@ -193,5 +200,42 @@ in {
       format = "binary";
       sopsFile = ./zte_10.141.1.3;
     };
+
+    systemd.services."prometheus-nftables-exporter" = {
+      wantedBy = [ "multi-user.target" ];
+      after = [ "network.target" ];
+      serviceConfig = {
+        Restart = "always";
+        PrivateTmp = true;
+        WorkingDirectory = "/tmp";
+        DynamicUser = true;
+        CapabilityBoundingSet = [""];
+        DeviceAllow = [""];
+        LockPersonality = true;
+        MemoryDenyWriteExecute = true;
+        NoNewPrivileges = true;
+        PrivateDevices = true;
+        ProtectClock = true;
+        ProtectControlGroups = true;
+        ProtectHome = true;
+        ProtectHostname = true;
+        ProtectKernelLogs = true;
+        ProtectKernelModules = true;
+        ProtectKernelTunables = true;
+        ProtectSystem = "strict";
+        RemoveIPC = true;
+        RestrictAddressFamilies = [ "AF_INET" "AF_INET6" ];
+        RestrictNamespaces = true;
+        RestrictRealtime = true;
+        RestrictSUIDSGID = true;
+        SystemCallArchitectures = "native";
+        UMask = "0077";
+        AmbientCapabilities = [ "CAP_NET_ADMIN" ];
+
+        Type = "simple";
+        ExecStart = "${pkgs.nftables-prometheus-exporter}/bin/nftables-prometheus-exporter";
+        Environment = "ZTE_HOSTNAME=localhost ZTE_PORT=9901";
+      };
+    };
   };
 }
-- 
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