Merge pull request #23697 from sargon/master

sshguard + service: init at 2.0.0

pkgs/tools/security/sshguard/0001-Remove-the-unnecessary-from-ipset-cmds.patch

@@ -0,0 +1,27 @@
+From 11f0d238d3149c31c4440b8f6a58fe6a00b82d3a Mon Sep 17 00:00:00 2001
+From: Daniel Aleksandersen <code@daniel.priv.no>
+Date: Mon, 13 Mar 2017 16:29:33 +0100
+Subject: [PATCH 1/3] Remove the unnecessary = from ipset cmds
+
+---
+ src/fw/sshg-fw-ipset.sh | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/fw/sshg-fw-ipset.sh b/src/fw/sshg-fw-ipset.sh
+index 510bc2c..dc7f86b 100644
+--- a/src/fw/sshg-fw-ipset.sh
++++ b/src/fw/sshg-fw-ipset.sh
+@@ -3,8 +3,8 @@
+ # This file is part of SSHGuard.
+ 
+ fw_init() {
+-    ipset -quiet create -exist sshguard4 hash:ip family=inet
+-    ipset -quiet create -exist sshguard6 hash:ip family=inet6
++    ipset -quiet create -exist sshguard4 hash:ip family inet
++    ipset -quiet create -exist sshguard6 hash:ip family inet6
+ }
+ 
+ fw_block() {
+-- 
+2.10.0
+

pkgs/tools/security/sshguard/default.nix

@@ -0,0 +1,32 @@
+{ stdenv, fetchurl, autoreconfHook, yacc, flex}:
+
+
+stdenv.mkDerivation rec {
+  version = "2.0.0";
+  name = "sshguard-${version}";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/sshguard/sshguard-2.0.0.tar.gz";
+    sha256 = "e87c6c4a6dddf06f440ea76464eb6197869c0293f0a60ffa51f8a6a0d7b0cb06";
+  };
+
+  doCheck = true;
+
+  nativeBuildInputs = [ autoreconfHook yacc flex ];
+
+  configureFlags = [ "--sysconfdir=/etc" ];
+
+  patches = [ ./0001-Remove-the-unnecessary-from-ipset-cmds.patch ];
+
+  meta = with stdenv.lib; {
+    description = "SSHGuard protects hosts from brute-force attacks";
+    longDescription = ''
+      SSHGuard can read log messages from various input sources. Log messages are parsed, line-by-line, for recognized patterns.
+      If an attack, such as several login failures within a few seconds, is detected, the offending IP is blocked.
+    '';
+    homepage = https://sshguard.net;
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ sargon ];
+    platforms = with platforms; linux ++ darwin ++ freebsd ++ netbsd ++ openbsd;
+  };
+}