Files
webmin/squid/init_cache.cgi
2007-04-12 20:24:50 +00:00

92 lines
2.5 KiB
Perl
Executable File

#!/usr/local/bin/perl
# init_cache.cgi
# Initialize the cache by running squid with the -z option
require './squid-lib.pl';
$access{'rebuild'} || &error($text{'icache_ecannot'});
&ReadParse();
$whatfailed = $text{'icache_ftic'};
# set user to run squid as..
&lock_file($config{'squid_conf'});
$conf = &get_config();
if (!$in{'nouser'}) {
$in{'user'} || &error($text{'icache_ymcautrsa'});
@uinfo = getpwnam($in{'user'});
@ginfo = getgrgid($uinfo[3]);
if ($squid_version < 2) {
$dir = { 'name' => 'cache_effective_user',
'values' => [ $in{'user'}, $ginfo[0] ] };
&save_directive($conf, "cache_effective_user", [ $dir ]);
}
else {
$dir = { 'name' => 'cache_effective_user',
'values' => [ $in{'user'} ] };
&save_directive($conf, "cache_effective_user", [ $dir ]);
$dir = { 'name' => 'cache_effective_group',
'values' => [ $ginfo[0] ] };
&save_directive($conf, "cache_effective_group", [ $dir ]);
}
&flush_file_lines();
}
&unlock_file($config{'squid_conf'});
# Stop squid (if running)
&ui_print_unbuffered_header(undef, $text{'icache_title'}, "");
if ($pidstruct = &find_config("pid_filename", $conf)) {
$pidfile = $pidstruct->{'values'}->[0];
}
else { $pidfile = $config{'pid_file'}; }
if (open(PID, $pidfile)) {
<PID> =~ /(\d+)/; $pid = $1;
close(PID);
}
if ($pid && kill(0, $pid)) {
print "<p>$text{'clear_stop'}<br>\n";
&system_logged("$config{'squid_path'} -f $config{'squid_conf'} ".
"-k shutdown >/dev/null 2>&1");
for($i=0; $i<40; $i++) {
if (!kill(0, $pid)) { last; }
sleep(1);
}
print "$text{'clear_done'}<br>\n";
$stopped++;
}
# Initialize the cache
($user, $group) = &get_squid_user($conf);
if ($user) {
foreach $c (split(/\s+/, $in{'caches'})) {
mkdir($c, 0755);
}
}
&chown_files($user, $group, $conf);
$cmd = "$config{'squid_path'} -f $config{'squid_conf'} -z";
print "<p>", &text('icache_itscwtc',$cmd), "<br>\n";
print "<pre>\n";
&additional_log('exec', undef, $cmd);
open(INIT, "$cmd 2>&1 |");
while(<INIT>) {
print;
}
close(INIT);
print "</pre>\n";
# Try to re-start squid (if it was running before)
if ($stopped) {
$temp = &transname();
&system_logged("$config{'squid_path'} -sY -f $config{'squid_conf'} >$temp 2>&1 </dev/null &");
sleep(3);
$errs = `cat $temp`;
unlink($temp);
if ($errs) {
&system_logged("$config{'squid_path'} -k shutdown -f $config{'squid_conf'} >/dev/null 2>&1");
print "$text{'clear_failrestart'}<br>\n";
print "<pre>$errs</pre>\n";
}
}
&webmin_log("init");
&ui_print_footer("", $text{'icache_return'});