mirror of
https://github.com/webmin/webmin.git
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110 lines
2.9 KiB
Perl
Executable File
110 lines
2.9 KiB
Perl
Executable File
#!/usr/local/bin/perl
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# clear.cgi
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# Delete the cache, chown the directory to the correct user and re-run squid -z
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require './squid-lib.pl';
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$access{'rebuild'} || &error($text{'clear_ecannot'});
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&ReadParse();
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$config{'cache_dir'} =~ /^\/\S+/ || &error("Cache directory not set");
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$conf = &get_config();
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if (!$in{'confirm'}) {
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# Ask the user if he is sure
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&ui_print_header(undef, $text{'clear_header'}, "");
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print $text{'clear_msgclear'},"<br>\n";
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print $text{'clear_msgclear2'},"<p>\n";
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print "<form action=clear.cgi>\n";
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print "<center><input type=submit name=confirm ",
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"value=\"$text{'clear_buttclear'}\"></center></form>\n";
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if (&has_command($config{'squidclient'})) {
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# Show form to clear just one URL
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print "<hr>\n";
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print &ui_form_start("purge.cgi");
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print "<b>$text{'clear_url'}</b>\n";
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print &ui_textbox("url", undef, 50),"\n";
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print &ui_submit($text{'clear_ok'}),"\n";
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print &ui_form_end();
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}
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&ui_print_footer("", $text{'clear_return'});
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exit;
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}
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&ui_print_unbuffered_header(undef, $text{'clear_header'}, "");
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# Stop squid (if running)
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if ($pidstruct = &find_config("pid_filename", $conf)) {
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$pidfile = $pidstruct->{'values'}->[0];
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}
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else { $pidfile = $config{'pid_file'}; }
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if (open(PID, $pidfile)) {
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<PID> =~ /(\d+)/; $pid = $1;
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close(PID);
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}
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if ($pid && kill(0, $pid)) {
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print "$text{'clear_stop'}<br>\n";
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&system_logged("$config{'squid_path'} -f $config{'squid_conf'} ".
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"-k shutdown >/dev/null 2>&1");
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for($i=0; $i<40; $i++) {
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if (!kill(0, $pid)) { last; }
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sleep(1);
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}
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print "$text{'clear_done'}<p>\n";
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$stopped++;
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}
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# Get list of cache dirs
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if (@cachestruct = &find_config("cache_dir", $conf)) {
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if ($squid_version >= 2.3) {
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@caches = map { $_->{'values'}->[1] } @cachestruct;
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}
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else {
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@caches = map { $_->{'values'}->[0] } @cachestruct;
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}
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}
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else { @caches = ( $config{'cache_dir'} ); }
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# Delete old cache files and re-create with same permissions!
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print "$text{'clear_del'}<br>\n";
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foreach $c (@caches) {
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@st = stat($c);
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if (@st) {
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&system_logged("rm -rf $c/* >/dev/null 2>&1");
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#mkdir($c, 0755); # only remove contents
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#chown($st[4], $st[5], $c);
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#chmod($st[2], $c);
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}
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}
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print "$text{'clear_done'}<p>\n";
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$cmd = "$config{'squid_path'} -f $config{'squid_conf'} -z";
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print &text('clear_init',$cmd)."<br>\n";
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print "<pre>\n";
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&additional_log('exec', undef, $cmd);
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open(INIT, "$cmd 2>&1 |");
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while(<INIT>) {
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print &html_escape($_);
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}
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close(INIT);
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print "</pre>\n";
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print "$text{'clear_done'}<p>\n";
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# Try to re-start squid
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if ($stopped) {
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$temp = &transname();
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&system_logged("$config{'squid_path'} -sY -f $config{'squid_conf'} >$temp 2>&1 </dev/null &");
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sleep(3);
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$errs = `cat $temp`;
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unlink($temp);
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if ($errs) {
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&system_logged("$config{'squid_path'} -k shutdown -f $config{'squid_conf'} >/dev/null 2>&1");
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print "$text{'clear_failrestart'}<br>\n";
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print "<pre>$errs</pre>\n";
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}
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}
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&webmin_log("clear");
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&ui_print_footer("", $text{'clear_return'});
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