Merge remote-tracking branch 'ni/master'

kartei/feliks/default.nix

@@ -93,7 +93,10 @@ in {
     ahuatangata = {
       nets.wiregrill = {
         ip4.addr = "10.244.10.246";
-        aliases = [ "ahuatangata" "ndrd.feliks.r" ];
+        aliases = [
+          "ahuatangata.w"
+          "ndrd.feliks.w"
+        ];
         wireguard.pubkey = "QPDGBEYJ1znqUdjy6JWZJ+cqPMcU67dHlOX5beTM6TA=";
       };
     };

kartei/krebs/default.nix

@@ -165,7 +165,8 @@ in {
       owner = config.krebs.users.krebs;
       extraZones = {
         "krebsco.de" = /* bindzone */ ''
-          krebsco.de. 60 IN A ${config.krebs.hosts.ponte.nets.internet.ip4.addr}
+          @ IN A ${config.krebs.hosts.ponte.nets.internet.ip4.addr}
+          ns1 IN A ${config.krebs.hosts.ponte.nets.internet.ip4.addr}
         '';
       };
       nets = rec {
@@ -178,6 +179,12 @@ in {
             "ponte.i"
           ];
         };
+        intranet = {
+          ip4 = rec {
+            addr = "10.0.0.234";
+            prefix = "${addr}/24";
+          };
+        };
         retiolum = {
           via = internet;
           ip4.addr = "10.243.4.43";

krebs/1systems/ponte/config.nix

@@ -5,6 +5,7 @@
     <stockholm/krebs>
     <stockholm/krebs/2configs>
     <stockholm/krebs/2configs/matterbridge.nix>
+    <stockholm/krebs/2configs/nameserver.nix>
   ];
 
   networking.firewall.allowedTCPPorts = [ 80 443 ];
@@ -30,8 +31,23 @@
 
   krebs.pages.enable = true;
   krebs.pages.nginx.addSSL = true;
-  krebs.pages.nginx.enableACME = true;
+  krebs.pages.nginx.useACMEHost = "krebsco.de";
 
   security.acme.acceptTerms = true;
-  security.acme.certs.${config.krebs.pages.domain}.email = "spam@krebsco.de";
+  security.acme.certs."krebsco.de" = {
+    domain = "krebsco.de";
+    extraDomainNames = [
+      "*.krebsco.de"
+    ];
+    email = "spam@krebsco.de";
+    reloadServices = [
+      "knsupdate-krebsco.de.service"
+      "nginx.service"
+    ];
+    keyType = "ec384";
+    dnsProvider = "rfc2136";
+    credentialsFile = "/var/src/secrets/acme-credentials";
+  };
+
+  users.users.nginx.extraGroups = [ "acme" ];
 }

krebs/2configs/nameserver.nix

@@ -0,0 +1,179 @@
+{ config, lib, pkgs, ... }: let
+  acmeChallenge =
+    { domain
+    , nameserver
+    , adminEmail
+    , serial ? 0
+    , refresh ? 3600
+    , retry ? 900
+    , expire ? 604800
+    , minimum ? 180
+    }:
+    pkgs.writeText "${domain}.zone" /* bindzone */ ''
+      $TTL 60
+      @ IN SOA ${lib.concatStringsSep " " [
+        "${nameserver}."
+        "${lib.replaceStrings ["@"] ["."] adminEmail}."
+        (toString serial)
+        (toString refresh)
+        (toString retry)
+        (toString expire)
+        (toString minimum)
+      ]}
+      @ IN NS ${nameserver}.
+    '';
+in {
+  networking.firewall.allowedTCPPorts = [
+    53 # domain for AXFR
+  ];
+  networking.firewall.allowedUDPPorts = [
+    53 # domain
+  ];
+
+  krebs.systemd.services.knot.restartIfCredentialsChange = true;
+  systemd.services.knot.serviceConfig.LoadCredential = [
+    "keys.conf:/var/src/secrets/knot-keys.conf"
+  ];
+
+  services.knot = {
+    enable = true;
+    keyFiles = [
+      "/run/credentials/knot.service/keys.conf"
+    ];
+    extraConfig = /* yaml */ ''
+      server:
+        udp-max-payload: 4096
+        listen: [ 127.0.0.53@2, ${
+          lib.concatMapStringsSep ", "
+            (addr: "${addr}@53")
+            (
+              config.krebs.build.host.nets.internet.addrs or []
+              ++
+              # This is required for hosts at OCI because the default route
+              # provided by DHCP is using the private address.
+              config.krebs.build.host.nets.intranet.addrs or []
+            )
+        } ]
+
+      log:
+        - target: syslog
+          any: debug
+
+      remote:
+        - id: henet_ns1
+          address: 216.218.130.2
+
+        - id: hostingde_ns1
+          address: 134.0.30.178
+
+        - id: krebscode_ni
+          address: ${config.krebs.hosts.ni.nets.internet.ip4.addr}
+          key: krebs_transfer_notify_key
+
+      acl:
+        - id: acme_acl
+          key: acme
+          action: update
+
+        - id: dane_acl
+          key: dane
+          action: update
+
+        - id: transfer_to_henet_secondary
+          key: henet_transfer_key
+          address: [ 216.218.133.2, 2001:470:600::2 ]
+          action: transfer
+
+        # https://www.hosting.de/helpdesk/produkte/dns/dns-master-ips/
+        - id: transfer_to_hostingde_secondary
+          address: [ 134.0.30.178, 194.126.196.2, 2a03:2900:3:1::2, 2a03:2902:3:1::2 ]
+          action: transfer
+
+        - id: transfer_to_krebscode_secondary
+          key: krebs_transfer_notify_key
+          action: transfer
+
+      mod-rrl:
+        - id: default
+          rate-limit: 200   # Allow 200 resp/s for each flow
+          slip: 2           # Every other response slips
+
+      policy:
+        - id: rsa2k
+          algorithm: rsasha256
+          ksk-size: 4096
+          zsk-size: 2048
+
+      template:
+        - id: default
+          global-module: mod-rrl/default
+          semantic-checks: on
+          zonefile-sync: -1
+          zonefile-load: difference-no-serial
+          journal-content: all
+
+      zone:
+        - domain: krebsco.de
+          file: ${pkgs.krebs.zones."krebsco.de"}
+          dnssec-signing: on
+          dnssec-policy: rsa2k
+          notify: henet_ns1
+          notify: hostingde_ns1
+          notify: krebscode_ni
+          acl: transfer_to_henet_secondary
+          acl: transfer_to_hostingde_secondary
+          acl: transfer_to_krebscode_secondary
+          acl: dane_acl
+
+        - domain: _acme-challenge.krebsco.de
+          file: ${acmeChallenge {
+            domain = "_acme-challenge.krebsco.de";
+            nameserver = "ns1.krebsco.de";
+            adminEmail = "spam@krebsco.de";
+          }}
+          acl: acme_acl
+
+        - domain: r
+          file: ${pkgs.krebs.zones.r}
+
+        - domain: w
+          file: ${pkgs.krebs.zones.w}
+    '';
+  };
+
+  systemd.services."knsupdate-krebsco.de" = {
+    serviceConfig = {
+      Type = "oneshot";
+      SyslogIdentifier = "knsupdate-krebsco.de";
+      ExecStart = pkgs.writeDash "knsupdate-krebsco.de" /* sh */ ''
+        set -efu
+
+        mk_certificate_association_data() {
+          ${pkgs.openssl}/bin/openssl x509 -noout -fingerprint -sha256 < "$1" |
+          ${pkgs.coreutils}/bin/cut -d= -f2 |
+          ${pkgs.coreutils}/bin/tr -d :
+        }
+
+        certfile=/var/lib/acme/krebsco.de/cert.pem
+        certificate_association_data=$(mk_certificate_association_data "$certfile")
+        keyfile=/var/src/secrets/dane.tsig
+
+        script=$(${pkgs.coreutils}/bin/mktemp -t knsupdate.XXXXXXXX)
+        trap 'rm "$script"' EXIT
+        (
+          exec >"$script"
+          echo server krebsco.de.
+          echo zone krebsco.de.
+          echo origin krebsco.de.
+          echo add _25._tcp.ni 60 IN TLSA 3 0 1 $certificate_association_data
+          echo add _443._tcp.ni 60 IN TLSA 3 0 1 $certificate_association_data
+          echo show
+          echo send
+          echo answer
+          echo quit
+        )
+        ${pkgs.knot-dns}/bin/knsupdate -k "$keyfile" "$script"
+      '';
+    };
+  };
+}

krebs/3modules/ssh.nix

@@ -4,32 +4,9 @@ let
   cfg = config.krebs;
 
   out = {
-    options.krebs = api;
     config = lib.mkIf cfg.enable imp;
   };
 
-  api = {
-    zone-head-config  = mkOption {
-      type = with types; attrsOf str;
-      description = ''
-        The zone configuration head which is being used to create the
-        zone files. The string for each key is pre-pended to the zone file.
-      '';
-      # TODO: configure the default somewhere else,
-      # maybe use krebs.dns.providers
-      default = {
-
-        # github.io -> 192.30.252.154
-        "krebsco.de" = ''
-          $TTL 86400
-          @ IN SOA dns19.ovh.net. tech.ovh.net. (2015052000 86400 3600 3600000 86400)
-                                IN NS     ns19.ovh.net.
-                                IN NS     dns19.ovh.net.
-        '';
-      };
-    };
-  };
-
   imp = lib.mkMerge [
     {
       services.openssh.hostKeys =

krebs/3modules/zones.nix

@@ -1,6 +1,25 @@
 { config, pkgs, lib, ... }:
 with lib; {
 
+  options.krebs.zone-head-config = mkOption {
+    type = lib.types.attrsOf lib.types.str;
+    description = ''
+      The zone configuration head which is being used to create the
+      zone files. The string for each key is pre-pended to the zone file.
+    '';
+    default = {
+      "krebsco.de" = /* bindzone */ ''
+        $TTL 60
+        @ 3600 IN SOA spam.krebsco.de. spam.krebsco.de. 0 7200 3600 86400 3600
+        @ 3600 IN NS ns1
+        @ 3600 IN NS ni
+        @ 3600 IN NS ns2.he.net.
+        @ 3600 IN NS ns3.he.net.
+        @ 3600 IN NS ns2.hosting.de.
+      '';
+    };
+  };
+
   config = {
     environment.etc =
       mapAttrs'

krebs/5pkgs/haskell/desktop-pager.nix

@@ -4,7 +4,7 @@
 , utf8-string, X11
 }:
 mkDerivation {
-  pname = "pager";
+  pname = "desktop-pager";
   version = "1.0.0";
   src = fetchgit {
     url = "https://cgit.krebsco.de/pager";

krebs/5pkgs/simple/krebszones/default.nix

@@ -1,13 +0,0 @@
-{ pkgs, ... }:
-
-pkgs.writeDashBin "krebszones" ''
-  set -efu
-  export OVH_ZONE_CONFIG=''${OVH_ZONE_CONFIG:-$HOME/.secrets/krebs/ovh-zone.conf}
-  case $* in
-    import)
-      set -- import /etc/zones/krebsco.de krebsco.de
-      echo "+ krebszones $*" >&2
-      ;;
-  esac
-  exec ${pkgs.ovh-zone}/bin/ovh-zone "$@"
-''

krebs/5pkgs/simple/pager.nix

@@ -33,7 +33,7 @@ pkgs.symlinkJoin {
           -ti vt340 \
           -xrm '*geometry: 32x10' \
           -xrm '*internalBorder: 2' \
-          -e ${pkgs.haskellPackages.pager}/bin/pager "$@"
+          -e ${pkgs.haskellPackages.desktop-pager}/bin/pager "$@"
     '')
     pkgs.haskellPackages.pager
   ];

lass/2configs/programs.nix

@@ -35,12 +35,6 @@
       export SYSTEM="$1"
       $(nix-build $HOME/sync/stockholm/lass/krops.nix --no-out-link --argstr name "$SYSTEM" -A deploy)
     '')
-    (pkgs.writeDashBin "krebsco.de" ''
-      TMPDIR=$(${pkgs.coreutils}/bin/mktemp -d)
-      ${pkgs.brain}/bin/brain show krebs-secrets/ovh-secrets.json > "$TMPDIR"/ovh-secrets.json
-      OVH_ZONE_CONFIG="$TMPDIR"/ovh-secrets.json ${pkgs.krebszones}/bin/krebszones import
-      ${pkgs.coreutils}/bin/rm -rf "$TMPDIR"
-    '')
     (pkgs.writeDashBin "lassul.us" ''
       TMPDIR=$(${pkgs.coreutils}/bin/mktemp -d)
       ${pkgs.pass}/bin/pass show admin/ovh/api.config > "$TMPDIR"/ovh-secrets.json

tv/1systems/xu/config.nix

@@ -37,7 +37,6 @@ with import ./lib;
         gnupg1compat
         haskellPackages.hledger
         jq
-        krebszones
         mkpasswd
         netcat
         netcup