save_progs.cgi

Unix下基于Web的管理工具

#!/usr/local/bin/perl
# save_progs.cgi
# Save helper program options

require './squid-lib.pl';
&ReadParse();
$conf = &get_config();
$whatfailed = "Failed to save helper program options";

if ($squid_version < 2) {
	&save_opt("ftpget_program", \&check_prog, $conf);
	&save_opt("ftpget_options", \&check_opts, $conf);
	}
else {
	&save_opt("ftp_list_width", \&check_width, $conf);
	}
&save_opt("ftp_user", \&check_ftpuser, $conf);
&save_opt("cache_dns_program", \&check_prog, $conf);
&save_opt("dns_children", \&check_children, $conf);
&save_choice("dns_defnames", "off", $conf);
if ($squid_version >= 2) {
	&save_opt("dns_nameservers", \&check_dnsservers, $conf);
	}
&save_opt("unlinkd_program", \&check_prog, $conf);
&save_opt("pinger_program", \&check_prog, $conf);
&save_opt("redirect_program", \&check_prog, $conf);
&save_opt("redirect_children", \&check_children, $conf);
if ($squid_version >= 2) {
	&save_opt("authenticate_program", \&check_prog, $conf);
	&save_opt("authenticate_children", \&check_children, $conf);
	}

&flush_file_lines();
&redirect("");

sub check_opts
{
return $_[0] =~ /\S/ ? undef : "Missing FTP options";
}

sub check_prog
{
$_[0] =~ /^(\/\S+)/ || return "'$_[0]' is not a valid program";
return -x $1 ? undef : "'$1' is not an executable program";
}

sub check_ftpuser
{
return $_[0] =~ /^\S+@\S*$/ ? undef : "'$_[0]' is not a valid FTP login";
}

sub check_children
{
return $_[0] =~ /^\d+$/ ? undef : "'$_[0]' is not a valid number of programs";
}

sub check_width
{
return $_[0] =~ /^\d+$/ ? undef : "'$_[0]' is not a valid column width";
}

sub check_dnsservers
{
local $dns;
local @dns = split(/\s+/, $_[0]);
return "No DNS servers entered" if (!@dns);
foreach $dns (@dns) {
	&check_ipaddress($dns) || return "'$dns' is not a valid IP address";
	}
return undef;
}