MT#10493 tt2-daemon: give the client a copy of the config

This will avoid changes on the config inside one template to be spread to the rest

Change-Id: I7d000914d3c95d0fa8e1daa185e24ec1bd7fcd68

debian/control

@@ -5,6 +5,7 @@ Maintainer: Sipwise Development Team <support@sipwise.com>
 Build-Depends: asciidoc,
                debhelper (>= 9~),
                docbook-xsl,
+               libclone-perl,
                libdata-validate-ip-perl,
                libdbd-mysql-perl,
                libdbi-perl,
@@ -29,6 +30,7 @@ Architecture: all
 Depends: etckeeper,
          file,
          git (>= 1:1.7.2.5-3~),
+         libclone-perl,
          libdata-validate-ip-perl,
          libdbd-mysql-perl,
          libdbi-perl,

helper/tt2-daemon

@@ -7,6 +7,7 @@ use IO::Socket;
 use Hash::Merge qw(merge);
 use Template;
 use YAML qw/LoadFile/;
+use Clone 'clone';
 
 my $server_port = get_server_port();
 
@@ -66,7 +67,7 @@ sub handle_connections {
     };
 
     open my $fh, '<', $template or print $client "Unable to open file '$template' for reading: $!\n";
-    $tt->process($fh, $config, $client) or print $client $tt->error;
+    $tt->process($fh, clone($config), $client) or print $client $tt->error;
     close $fh;
 
     close $client;