flake.lock

@@ -43,42 +43,6 @@
         "type": "github"
       }
     },
-    "fernglas": {
-      "inputs": {
-        "flake-utils": "flake-utils",
-        "nixpkgs": [
-          "nixpkgs"
-        ]
-      },
-      "locked": {
-        "lastModified": 1680199136,
-        "narHash": "sha256-dlPzsVkEjhQjrV0++UOX+eaOaO1FTSNoHQ2JHQz9qcA=",
-        "owner": "wobcom",
-        "repo": "fernglas",
-        "rev": "71766d09dc6a43c2219d57c6372a1b5934b61a99",
-        "type": "github"
-      },
-      "original": {
-        "owner": "wobcom",
-        "repo": "fernglas",
-        "type": "github"
-      }
-    },
-    "flake-utils": {
-      "locked": {
-        "lastModified": 1667395993,
-        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
     "nixos-exporter": {
       "inputs": {
         "nixpkgs": [
@@ -134,7 +98,6 @@
     "root": {
       "inputs": {
         "agenix": "agenix",
-        "fernglas": "fernglas",
         "nixos-exporter": "nixos-exporter",
         "nixpkgs": "nixpkgs",
         "nixpkgs-schule": "nixpkgs-schule",

flake.nix

@@ -6,10 +6,6 @@
       url = "github:ryantm/agenix";
       inputs.nixpkgs.follows = "nixpkgs";
     };
-    fernglas = {
-      url = "github:wobcom/fernglas";
-      inputs.nixpkgs.follows = "nixpkgs";
-    };
     nixos-exporter = {
       url = "git+https://git.clerie.de/clerie/nixos-exporter.git";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -19,7 +15,7 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
   };
-  outputs = { self, nixpkgs, fernglas, nixos-exporter, solid-xmpp-alarm, ... }@inputs: let
+  outputs = { self, nixpkgs, nixos-exporter, solid-xmpp-alarm, ... }@inputs: let
     helper = (import ./lib/flake-helper.nix) inputs;
   in {
     clerie.hosts = {

hosts/dn42-ildix-clerie/configuration.nix

@@ -120,19 +120,21 @@
   # Internal
   protocol bgp peer_2953_dn42_ildix_service {
     local as 4242422953;
-    neighbor fd81:edb3:71d8:ffff:2953::1 port 1179 as 4242422953;
+    graceful restart on;
+    neighbor fd81:edb3:71d8:ffff:2953::1 as 4242422953;
     source address fd81:edb3:71d8:ffff::13;
-    multihop 64;
-    rr client;
     ipv6 {
       table master6;
       next hop keep;
-      add paths tx;
+      import keep filtered;
       import filter {
+        if net ~ [fd81:edb3:71d8::/48{48,128}] then bgp_path.prepend(4242422953);
+        if net ~ [fd81:edb3:71d8::/48{48,64}] then accept;
         reject;
       };
       export filter {
-        accept;
+        if net ~ [fd00::/8{8,64}] then accept;
+        reject;
       };
     };
   }

hosts/dn42-ildix-service/configuration.nix

@@ -6,7 +6,6 @@
       ./hardware-configuration.nix
       ../../configuration/proxmox-vm
       ./bird.nix
-      ./fernglas.nix
     ];
 
   # Use the GRUB 2 boot loader.
@@ -37,10 +36,6 @@
   networking.defaultGateway = { address = "192.168.10.1"; interface = "ens18"; };
   networking.nameservers = [ "2001:638:904:ffcc::3" "2001:638:904:ffcc::4" "141.24.40.3" "141.24.40.4" ];
 
-  services.nginx.enable = true;
-
-  networking.firewall.allowedTCPPorts = [ 80 443 ];
-
   system.stateVersion = "23.05";
 }
 

hosts/dn42-ildix-service/fernglas.nix

@@ -1,37 +0,0 @@
-{ config, lib, inputs, ... }:
-
-{
-  networking.firewall.allowedTCPPorts = [ 3000 1179 ];
-
-  services.fernglas = {
-    enable = true;
-    settings = {
-      api.bind = "[::1]:3000";
-      collectors = [
-        {
-          collector_type = "Bgp";
-          bind = "[::]:1179";
-          default_peer_config = {
-            asn = 4242422953;
-            router_id = "${(lib.head config.networking.interfaces.ens18.ipv4.addresses).address}";
-            route_state = "Accepted";
-            add_path = true;
-          };
-        }
-      ];
-    };
-  };
-
-  services.nginx.virtualHosts = {
-    "lg.ildix.clerie.de" = {
-      enableACME = true;
-      forceSSL = true;
-      locations."/" = {
-        root = inputs.fernglas.packages."x86_64-linux"."fernglas-frontend";
-      };
-      locations."/api/" = {
-        proxyPass = "http://${config.services.fernglas.settings.api.bind}";
-      };
-    };
-  };
-}

hosts/monitoring-3/rules.yml

@@ -18,7 +18,7 @@ groups:
       summary: "Current system of {{ $labels.instance }} not in sync with config"
       description: "The current system hash of {{ $labels.instance }} does not match the one generated by hydra based on the current config"
   - alert: BackupStorageFull
-    expr: ((avg_over_time(node_filesystem_avail_bytes{job="node-exporter"}[5m]) / avg_over_time(node_filesystem_size_bytes{job="node-exporter"}[5m])) * 100) < 5
+    expr: ((node_filesystem_avail_bytes{job="node-exporter"} / node_filesystem_size_bytes{job="node-exporter"}) * 100) < 5
     for: 30m
     labels:
       severity: critical
@@ -42,7 +42,7 @@ groups:
       summary: "Event instance {{ $labels.instance }} down"
       description: "{{ $labels.instance }} has been down for more than 2 hours."
   - alert: KernelChanged
-    expr: avg_over_time(nixos_current_system_kernel_is_booted_system_kernel{job="nixos-exporter"}[5m]) == 0
+    expr: nixos_current_system_kernel_is_booted_system_kernel{job="nixos-exporter"} == 0
     for: 2h
     labels:
       severity: warning

lib/flake-helper.nix

@@ -1,4 +1,4 @@
-{ self, nixpkgs, agenix, fernglas, nixos-exporter, solid-xmpp-alarm, ... }@inputs:
+{ self, nixpkgs, agenix, nixos-exporter, solid-xmpp-alarm, ... }@inputs:
 
 rec {
   generateNixosSystem = {
@@ -16,10 +16,7 @@ rec {
           Useful for having the monitoring server scraping the
           target config from all other servers automatically.
         */
-        _module.args = {
-          inputs = inputs;
-          _nixfiles = self;
-        };
+        _module.args._nixfiles = self;
       })
       ../configuration/common
       ../users/clerie
@@ -35,7 +32,6 @@ rec {
         clerie.monitoring = nixpkgs.lib.attrsets.optionalAttrs (group != null) { serviceLevel = group; };
       })
       agenix.nixosModules.default
-      fernglas.nixosModules.default
       solid-xmpp-alarm.nixosModules.solid-xmpp-alarm
       (../hosts + "/${name}/configuration.nix")
       # Automatically load secrets from the hosts secrets directory