Feat(system/services/fail2ban): Add fail2ban

This should clear the logs somewhat.

1 files changed, 14 insertions, 0 deletions

diff --git a/system/services/fail2ban/default.nix b/system/services/fail2ban/default.nix
new file mode 100644
index 0000000..5b5e9e7
--- /dev/null
+++ b/system/services/fail2ban/default.nix
@@ -0,0 +1,14 @@
+# vim: ts=2
+{...}: {
+  services.fail2ban = {
+    enable = true;
+    maxretry = 2; # ban after 2 failures
+    bantime-increment = {
+      enable = true;
+      rndtime = "8m";
+      overalljails = true;
+      multipliers = "2 4 16 128 256";
+      maxtime = "72h";
+    };
+  };
+}