ddclient: 3.8.3 -> 3.9.0

This release fixes cloudflare protocol usage by switching to a new api
version. See release notes: https://sourceforge.net/p/ddclient/news/2018/08/ddclient-390-released.
Partially fixes #26691.

pkgs/tools/networking/ddclient/ddclient-line-buffer-stdout.patch

@@ -1,20 +0,0 @@
-diff -u ddclient-3.8.1/ddclient ddclient-3.8.1.patched/ddclient
---- ddclient-3.8.1/ddclient	2011-07-11 23:04:21.000000000 +0200
-+++ ddclient-3.8.1.patched/ddclient	2012-11-08 11:52:31.930647236 +0100
-@@ -19,6 +19,7 @@ use strict;
- use Getopt::Long;
- use Sys::Hostname;
- use IO::Socket;
-+use IO::Handle qw( );
- 
- my ($VERSION) = q$Revision: 157 $ =~ /(\d+)/;
- 
-@@ -675,7 +676,7 @@ $SIG{'TERM'}   = sub { $caught_term = 1; };
- $SIG{'KILL'}   = sub { $caught_kill = 1; };
- # don't fork() if foreground or force is on
- if (opt('foreground') || opt('force')) {
--    ;
-+    STDOUT->autoflush(1);
- } elsif (opt('daemon')) {
-     $SIG{'CHLD'}   = 'IGNORE';
-     my $pid = fork;

pkgs/tools/networking/ddclient/default.nix

@@ -2,19 +2,17 @@
 
 perlPackages.buildPerlPackage rec {
   name = "ddclient-${version}";
-  version = "3.8.3";
+  version = "3.9.0";
 
   src = fetchurl {
     url = "mirror://sourceforge/ddclient/${name}.tar.gz";
-    sha256 = "1j8zdn7fy7i0bjk3jf0hxnbnshc2yf054vxq64imxdpfd7n5zgfy";
+    sha256 = "0fwyhab8yga2yi1kdfkbqxa83wxhwpagmj1w1mwkg2iffh1fjjlw";
   };
 
   # perl packages by default get devdoc which isn't present
   outputs = [ "out" ];
 
-  buildInputs = with perlPackages; [ IOSocketSSL DigestSHA1 ];
-
-  patches = [ ./ddclient-line-buffer-stdout.patch ];
+  buildInputs = with perlPackages; [ IOSocketSSL DigestSHA1 DataValidateIP JSONPP ];
 
   # Use iproute2 instead of ifconfig
   preConfigure = ''