1 files changed, 37 insertions, 0 deletions
diff --git a/sys/net/fail2ban.nix b/sys/net/fail2ban.nix
new file mode 100644
index 0000000..32197b6
--- /dev/null
+++ b/sys/net/fail2ban.nix
@@ -0,0 +1,37 @@
+{
+  lib,
+  config,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.local.net.fail2ban;
+  inherit (config.local) nets;
+in {
+  options.local.net.fail2ban = {
+    enable = mkEnableOption "fail2ban";
+  };
+
+  config = mkIf cfg.enable {
+    services.fail2ban = {
+      enable = true;
+
+      bantime = "10m";
+
+      bantime-increment = {
+        enable = true;
+
+        maxtime = "48h";
+        rndtime = "10m";
+        overalljails = true;
+      };
+
+      ignoreIP = [
+        nets.static-vpn.v6.cidr
+        nets.gate-srv.v6.cidr
+        nets.gate-public.hosts.gate.v4.address
+        nets.gate-public.hosts.gate.v6.address
+      ];
+    };
+  };
+}