Merge pull request 'step-ca' (#22) from step-ca into develop

Reviewed-on: #22

certs/intermediate_ca.crt

@@ -0,0 +1,12 @@
+-----BEGIN CERTIFICATE-----
+MIIB2TCCAX6gAwIBAgIQQkLUt4eUkj1iHx/bSnS7CTAKBggqhkjOPQQDAjA2MRUw
+EwYDVQQKEwxzaWQtaW50ZXJuYWwxHTAbBgNVBAMTFHNpZC1pbnRlcm5hbCBSb290
+IENBMB4XDTI2MDQxODIwMzkwM1oXDTM2MDQxNTIwMzkwM1owPjEVMBMGA1UEChMM
+c2lkLWludGVybmFsMSUwIwYDVQQDExxzaWQtaW50ZXJuYWwgSW50ZXJtZWRpYXRl
+IENBMFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEARbL4O6VO4zrlXGTIQtf20A5
+BuytQgR99rUnWxQOXay1hyPyVeXAFyKWFyQ/vJNHRrMw8TjY829wWkxjFrAj66Nm
+MGQwDgYDVR0PAQH/BAQDAgEGMBIGA1UdEwEB/wQIMAYBAf8CAQAwHQYDVR0OBBYE
+FCt20qDkibwOESQ4yUBDmh0m0MX4MB8GA1UdIwQYMBaAFFqIEAJENmQdkxT3Lxix
+QXhY8H7lMAoGCCqGSM49BAMCA0kAMEYCIQCwrStylYQB2hV2VifA8erEJQCFwPZ+
+jwcUHAZBKHBb7gIhAIfWurRwLLoXfsx5Ri1rY2JrVVnfPuENqMMcAlOHz/8J
+-----END CERTIFICATE-----

certs/root_ca.crt

@@ -0,0 +1,12 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----

constants.nix

@@ -1,6 +1,7 @@
 rec {
   domain = "sid.ovh";
-  intranet = "intra." + domain;
+  intranet = "i." + domain;
+  ca-fqdn = "ca." + intranet;
   hosts = {
     sid = {
       ip = "100.64.0.6";

hosts/sid/secrets/secrets.yaml

@@ -32,6 +32,9 @@ mailserver:
         vaultwarden: ENC[AES256_GCM,data:nSiiyurI0pNGlJiHpgu5jUQIq688IbPKlJCvx4jrFN9TwIY+kfVOaO4KWKkavBYfMZqMuEBr7EAdRULS,iv:OpgfXl1uYLgjOGDTkXFj/wPFUoE6uK89gtXLsB2x6gE=,tag:knJkNQnRCNcc/2nKBYdVCw==,type:str]
 radicale:
     sid: ENC[AES256_GCM,data:/OgIrXnGttIymGw98feiUjKPOIlrgRIC0TNCdBnuJOiA0RzbF0b9SMVzwEZiTEmS82g2lSvxQkE4kZjeOgOC0RLvCyZAmtWojq+g1pN0qhEkhwH0Qtu9wNnSYHuRqh2E5nWzHNGl/eF6zQ==,iv:5XtlyXjpB+XrVvJ7IoM7Gu63xA8vYrcJjUjLPmOMAIU=,tag:SAuYl/wzxnINyVWn9nI5yA==,type:str]
+step-ca:
+    password: ENC[AES256_GCM,data:8/6NA3WpII0LmDOp5ISnHKeaXn5LM4gpiI47JTso23c=,iv:fi2eMGG1lOwdK5+98Hp7vZ101GKRip5Xgq9k+vnC9yI=,tag:oENvvsEbKSHFfLoXcJlPkg==,type:str]
+    intermediate-key: ENC[AES256_GCM,data:yGZLSd7ydx9wNFpWWPcyUBwZQZbyziGleCWSxurFniBCauw2h4hcPc4c4I/7cjl1vRUv41WfzWu1PtXnZ3lNHOC6tTbiikHFBgGiHk2Lhddx+NESUWmgNiejJR/UDW4T25W9OHxwLCV9pmHf4fjyT/REymGIB7kbcRryWqcWtoZWYaL7JooJornm5mMU1Be+MCfxusTGQA4gQsT5/bu20iEGPwgY3fEgZLQWzKFI2kD2lYlMC8CRxoZO32uTizzooW1+zKng1qSZ7aobFJsbSKRYpYDv9Vvfwltcczb+xo+yZL3pfoEiqAxPzeG/48lRVNf1nftM5esBRGIIPr9BV9+7fbe5DFbSRDtAWspEnp9R5ENj1rbNint/fjCcStg3OfFMdv6N8cQyIpQyHCiBLiG4z+xyFcn0iW4=,iv:BhUoeaoetI5vJk9wOHhBI2ebHWCPeXz8U2ta/xEeUxM=,tag:7xg5ilOSJP1rFlSmmZVZUg==,type:str]
 sops:
     age:
         - recipient: age19yeqvv28fgrtk6jsh3xyaf0lch86kna6rcz4dwe962yyyyevu30sx474xy
@@ -52,7 +55,7 @@ sops:
             RzhnczA0S1pxcXZncGpWVHNYQW96L28K+ytH3PPyg4+wibpAQhp02RiSfZ83EDRB
             UJ8UV1d+51D0e2A1sI95r2AzDj4jfwUnI+LYDPC/qEpsu5LFLGVyeg==
             -----END AGE ENCRYPTED FILE-----
-    lastmodified: "2026-04-15T22:25:00Z"
+    lastmodified: "2026-04-18T20:48:28Z"
-    mac: ENC[AES256_GCM,data:/Y68+WlI/BykmwajvluW1EiCfzdfIJe+nDwstqusqhwhc7h5exD5xuuU9CB0lcUGwODwrIfWECWLLhJfn86/Wc2WDT2yinIj89mik/rRB0klMx75v0w1v6vxiYuQU0WHPtajDuuaMTo1QxJFczZt0RVPtDPwmVip5EEQpNsqzig=,iv:gWqFTUP7PAk5QzRfKFpTD5iCdneciih0HM8am8+TS/8=,tag:E1QY6PnM3oFZm/qfrL/8dg==,type:str]
+    mac: ENC[AES256_GCM,data:RDhfanP4bN68/gVivoDxxOI4r/Pdov4qI/dldmC+RBHg1kzwJsneLxEHS2KEQhtXwR8y22WJ62pIgLA7WZHdCSIqL6cbJ4V8ImQmlJHYVnaGrkgFdbzUFi8B15jRwHTywhC3+CdxoeppzGFFCUnHDbPWVfDaVXmgHeHRPJoQHck=,iv:+pAAtvwPJz0PRIeywt9GhQL8P57cCy6hhOgoUGjIexc=,tag:d7h2XdPmkdnJd9j65llFsw==,type:str]
     unencrypted_suffix: _unencrypted
     version: 3.12.1

hosts/sid/services/coredns.nix

@@ -0,0 +1,32 @@
+{ constants, ... }:
+
+{
+  services.resolved.enable = false;
+  networking.resolvconf.enable = false;
+
+  networking.nameservers = [ constants.hosts.sid.ip ];
+
+  services.coredns = {
+    enable = true;
+    config = with constants; ''
+      .:53 {
+        bind 127.0.0.1 ${hosts.sid.ip}
+        hosts {
+          ${hosts.sid.ip} ${ca-fqdn} 
+
+          ${hosts.rx4.ip} ${services.vaultwarden.fqdn}
+          ${hosts.rx4.ip} ${services.webdav.fqdn}
+          ${hosts.rx4.ip} rx4.tail
+          ${hosts.sid.ip} ${services.netdata.fqdn}
+          ${hosts.sid.ip} sid.tail
+          ${hosts.vde.ip} vde.tail
+          fallthrough
+        }
+        forward . 1.1.1.1
+        cache
+        log
+        errors
+      }
+    '';
+  };
+}

hosts/sid/services/default.nix

@@ -10,11 +10,13 @@
 
     outputs.nixosModules.tailscale
 
+    ./coredns.nix
     ./headscale.nix
     ./mailserver.nix
     ./matrix-synapse.nix
     ./netdata.nix
     ./nginx.nix
     ./radicale.nix
+    ./step-ca.nix
   ];
 }

hosts/sid/services/headscale.nix

@@ -26,7 +26,7 @@
     };
     settings = {
       dns = {
-        magic_dns = true; # NOTE: should coredns handle everything?
+        magic_dns = true;
       };
     };
   };

hosts/sid/services/nginx.nix

@@ -1,7 +1,6 @@
 {
   inputs,
   constants,
-  config,
   lib,
   ...
 }:
@@ -16,33 +15,6 @@ in
     inputs.synix.nixosModules.nginx
   ];
 
-  services.resolved.enable = false;
-  networking.resolvconf.enable = false;
-
-  networking.nameservers = [ constants.hosts.sid.ip ];
-
-  services.coredns = {
-    enable = true;
-    config = with constants; ''
-      .:53 {
-        bind 127.0.0.1 ${hosts.sid.ip}
-        hosts {
-          ${hosts.rx4.ip} ${services.vaultwarden.fqdn}
-          ${hosts.rx4.ip} ${services.webdav.fqdn}
-          ${hosts.rx4.ip} rx4.tail
-          ${hosts.sid.ip} ${services.netdata.fqdn}
-          ${hosts.sid.ip} sid.tail
-          ${hosts.vde.ip} vde.tail
-          fallthrough
-        }
-        forward . 1.1.1.1
-        cache
-        log
-        errors
-      }
-    '';
-  };
-
   services.nginx = {
     enable = true;
     openFirewall = true;
@@ -62,10 +34,10 @@ in
       address = constants.hosts.rx4.ip;
       port = constants.services.miniflux.port;
     };
-    # virtualHosts."${constants.services.netdata.fqdn}" = mkVirtualHost {
+    virtualHosts."${constants.services.netdata.fqdn}" = mkVirtualHost {
-    #   inherit ssl;
+      inherit ssl;
-    #   port = constants.services.netdata.port;
+      port = constants.services.netdata.port;
-    # };
+    };
     virtualHosts."${constants.services.open-webui-oci.fqdn}" = mkVirtualHost {
       inherit ssl;
       address = constants.hosts.rx4.ip;
@@ -83,16 +55,16 @@ in
       address = constants.hosts.rx4.ip;
       port = constants.services.rsshub-oci.port;
     };
-    # virtualHosts."${constants.services.vaultwarden.fqdn}" = mkVirtualHost {
+    virtualHosts."${constants.services.vaultwarden.fqdn}" = mkVirtualHost {
-    #   inherit ssl;
+      inherit ssl;
-    #   address = constants.hosts.rx4.ip;
+      address = constants.hosts.rx4.ip;
-    #   port = constants.services.vaultwarden.port;
+      port = constants.services.vaultwarden.port;
-    # };
+    };
-    # virtualHosts."${constants.services.webdav.fqdn}" = mkVirtualHost {
+    virtualHosts."${constants.services.webdav.fqdn}" = mkVirtualHost {
-    #   inherit ssl;
+      inherit ssl;
-    #   address = constants.hosts.rx4.ip;
+      address = constants.hosts.rx4.ip;
-    #   port = constants.services.webdav.port;
+      port = constants.services.webdav.port;
-    # };
+    };
     # FIXME
     # virtualHosts."print.sid.ovh" = {
     #   enableACME = true;

hosts/sid/services/step-ca.nix

@@ -0,0 +1,99 @@
+{
+  constants,
+  config,
+  pkgs,
+  ...
+}:
+
+let
+  cfg = config.services.step-ca;
+in
+{
+  services.step-ca = {
+    enable = true;
+    address = "127.0.0.1";
+    port = 8443;
+    openFirewall = true;
+    intermediatePasswordFile = config.sops.secrets."step-ca/password".path;
+    # nix-shell -p step-cli --run "step ca init"
+    settings = {
+      root = ../../../certs/root_ca.crt;
+      crt = ../../../certs/intermediate_ca.crt;
+      key = config.sops.secrets."step-ca/intermediate-key".path;
+      dnsNames = [
+        constants.ca-fqdn
+        constants.hosts.sid.ip
+      ];
+      logger = {
+        format = "text";
+      };
+      db = {
+        type = "badgerv2";
+        dataSource = "/var/lib/step-ca/db";
+      };
+      authority = {
+        provisioners = [
+          {
+            type = "ACME";
+            name = "acme";
+          }
+          {
+            type = "JWK";
+            name = "sid@sid.ovh";
+            key = {
+              use = "sig";
+              kty = "EC";
+              kid = "w3fV4U-frlyTnBMg4yNYrLsn8_mY98H8HthoscpoVrg";
+              crv = "P-256";
+              alg = "ES256";
+              x = "KZCDecn4sb87T3UO6JsIzJVtr4Aa0UcYzYDNBUM6F7M";
+              y = "CbGHn9tXQbV0Ur2VuXITLnWgfxCRmKEoUdMUmrP9Qkw";
+            };
+            encryptedKey = "eyJhbGciOiJQQkVTMi1IUzI1NitBMTI4S1ciLCJjdHkiOiJqd2sranNvbiIsImVuYyI6IkEyNTZHQ00iLCJwMmMiOjYwMDAwMCwicDJzIjoiZS1MUDhDYlE4dzVuMF9nUGhXOWtGdyJ9.rgsqo58rJFWaociSqiPg3E1alAeqoHWubJi4n2uoUFYp3YTWaYZzqA.6P6oimHsKGdCWruo.fNaDr50IXCtCe7W7VIXuS3rlfin_R0nogNpIJ9C6szYg8k10UylircUs14Zl1EHQ9lFeJovb1y1uljzBajMGkOAGlMvashrphVkXiSxHWKDhzbrItJx3qChLtSLJJtXiXPbJQKCAeBjztqPuTw6dI4Z6IR9---kiTvzF6I9KE8afGFlMSubGjr9FnqgiOb2JiZuTfcBGDx78puxdWzUrEEVlliHdv2agbKhY0b13x-obaTIWwlqLFbasv7kPneJ8Ggp7IHHr5uDcUrqVKkTfBrD0lelXm6SwJTHGMkty6inlwSflT9mxvkNq7OGV9triPQc8AGVv0c7t7dHoX_E.tSjJqttCS6zLI_-7zPdXNQ";
+          }
+        ];
+      };
+      tls = {
+        cipherSuites = [
+          "TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256"
+          "TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256"
+        ];
+        minVersion = "1.2";
+        maxVersion = "1.3";
+        renegotiation = false;
+      };
+    };
+  };
+
+  environment.systemPackages = [
+    pkgs.step-cli
+  ];
+
+  systemd.tmpfiles.rules = [
+    "d /var/lib/acme/acme-challenge 0755 acme nginx"
+  ];
+
+  security.acme = {
+    certs."sid-internal" = {
+      domain = "*.${constants.intranet}";
+      server = "https://${constants.ca-fqdn}:${toString cfg.port}/acme/acme/directory";
+    };
+  };
+
+  sops =
+    let
+      owner = "step-ca";
+      group = "step-ca";
+      mode = "0400";
+    in
+    {
+      secrets = {
+        "step-ca/password" = {
+          inherit owner group mode;
+        };
+        "step-ca/intermediate-key" = {
+          inherit owner group mode;
+        };
+      };
+    };
+}

modules/nixos/common/default.nix

@@ -5,6 +5,8 @@
     ./nix.nix
     ./overlays.nix
 
+    ../pki
+
     inputs.synix.nixosModules.device.server
   ];
 

modules/nixos/default.nix

@@ -6,6 +6,7 @@
   forgejo-runner = import ./forgejo-runner;
   gnome = import ./gnome;
   monero = import ./monero;
+  pki = import ./pki;
   rsshub-oci = import ./rsshub-oci;
   tailscale = import ./tailscale;
   xfce = import ./xfce;

modules/nixos/pki/default.nix

@@ -0,0 +1,3 @@
+{
+  security.pki.certificateFiles = [ ../../../certs/root_ca.crt ];
+}