feat(machines/storage01): init openbao

Signed-off-by: Elias Coppens <elias@dgnum.eu>

machines/nixos/storage01/_configuration.nix

@@ -23,6 +23,7 @@ lib.extra.mkConfig {
     "peertube"
     "prometheus"
     "redirections"
+    "vault"
     "victorialogs"
     "victoriametrics"
   ];

machines/nixos/storage01/vault.nix

@@ -0,0 +1,33 @@
+# SPDX-FileCopyrightText: 2025 Elias Coppens <elias.coppens@dgnum.eu>
+#
+# SPDX-License-Identifier: EUPL-1.2
+
+let
+  host = "vault.dgnum.eu";
+  port = 3100;
+  clusterPort = 3101;
+in
+{
+  services.openbao = {
+    enable = true;
+
+    settings = {
+      listener = {
+        tcp.address = "127.0.0.1:${builtins.toString port}";
+        cluster_address = "0.0.0.0:${toString clusterPort}";
+      };
+
+      storage.raft = {
+        path = "/var/lib/raft";
+        node_id = "raft_storage01";
+      };
+
+      cluster_addr = "http://${host}:${toString clusterPort}";
+      api_addr = "https://${host}";
+    };
+  };
+
+  dgn-web.simpleProxies.openbao = {
+    inherit host port;
+  };
+}

meta/dns.nix

@@ -110,6 +110,7 @@ let
           "victoria-metrics" # Victoria Metrics
           "videos" # Peertube
           "pub"
+          "vault" # OpenBAO
 
           # Garage S3
           "*.cdn"