File: coherent-linux-lib.pl

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# redhat-linux-lib.pl
# Deal with redhat's /etc/sysconfig/iptables save file and startup script

&foreign_require("init", "init-lib.pl");
$init_script = "$init::config{'init_dir'}/iptables";

# check_iptables()
# Returns an error message if something is wrong with iptables on this system
sub check_iptables
{
if (!-r $init_script) {
	return &text('coherent_escript', "<tt>$init_script</tt>");
	}
local $out = `$init_script status 2>&1`;
if ($out !~ /table:|INPUT|FORWARD|OUTPUT/) {
	return &text('coherent_eoutput', "<tt>$init_script status</tt>");
	}
return undef;
}

$iptables_save_file = "/etc/sysconfig/iptables";

# apply_iptables()
# Applies the current iptables configuration from the save file
sub apply_iptables
{
local $out = &backquote_logged("cd / ; $init_script restart 2>&1");
$out =~ s/\033[^m]+m//g;
return $? || $out =~ /FAILED/ ? "<pre>$out</pre>" : undef;
}

# unapply_iptables()
# Writes the current iptables configuration to the save file
sub unapply_iptables
{
$out = &backquote_logged("cd / ; $init_script save 2>&1 </dev/null");
$out =~ s/\033[^m]+m//g;
return $? || $out =~ /FAILED/ ? "<pre>$out</pre>" : undef;
}

# started_at_boot()
sub started_at_boot
{
return &init::action_status("iptables") == 2;
}

sub enable_at_boot
{
&init::enable_at_boot("iptables");	 # Assumes init script exists
}

sub disable_at_boot
{
&init::disable_at_boot("iptables");
}

1;