microvm and dns stuff

1 files changed, 59 insertions, 0 deletions

diff --git a/os/srv/mailserver.nix b/os/srv/mailserver.nix
new file mode 100644
index 0000000..7bcd008
--- /dev/null
+++ b/os/srv/mailserver.nix
@@ -0,0 +1,59 @@
+{
+  config,
+  lib,
+  inputs,
+  masterDomain,
+  ...
+}:
+let
+  cfg = config.os.srv.mailserver;
+in
+{
+  options.os.srv.mailserver.enable = lib.mkEnableOption "enables mailserver scanning";
+  imports = [ inputs.nixos-mailserver.nixosModules.mailserver ];
+  config = lib.mkIf cfg.enable {
+    assertions = [
+      {
+        assertion = config.os.srv.sops.enable;
+        message = "Required for password secure password storing";
+      }
+      {
+        assertion = config.os.srv.lldap.enable;
+        message = "required for user accounts";
+      }
+    ];
+    mailserver = {
+      enable = true;
+      fqdn = "mail.${masterDomain}";
+      domains = [ masterDomain ];
+
+      # TODO setup ldap
+      ldap = {
+        enable = true;
+        uris = [ "ldap://127.0.0.1:3890" ];
+        base = "ou=people,dc=yourdomain,dc=com";
+
+        bind = {
+          dn = "uid=mail-service,ou=people,dc=yourdomain,dc=com";
+          passwordFile = "/var/src/secrets/ldap-mail-password";
+        };
+
+        attributes = {
+          username = "uid";
+          mail = "mail";
+          password = "userPassword";
+          uuid = "entryUUID";
+        };
+
+        dovecot = {
+          userFilter = "(|(mail=%{user})(uid=%{user}))";
+          passFilter = "(uid=%{user})";
+        };
+
+        postfix = {
+          filter = "(mail=%s)";
+        };
+      };
+    };
+  };
+}