Viewing file:  kill_lock.cgi (1.57 KB) -rwxr-xr-x
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#!/usr/bin/perl
# Kill selected webmin processes that hold locks
require './webmin-lib.pl';
&error_setup($text{'kill_err'});
&ReadParse();
my @d = split(/\0/, $in{'d'});
@d || &error($text{'kill_enone'});
&ui_print_unbuffered_header(undef, $text{'kill_title'}, "");
my @locks = &list_active_locks();
my $sig = $in{'kill'} ? 'KILL' : 'TERM';
my %killed;
foreach my $pn (@d) {
my ($pid, $n) = split(/\-/, $pn);
print &text($in{'kill'} ? 'kill_pid' : 'term_pid', $pid),"<br>\n";
my ($p) = grep { $_->{'pid'} == $pid } @locks;
if (!$p) {
print $text{'kill_gone'},"<p>\n";
next;
}
my ($l) = grep { $_->{'num'} == $n } @{$p->{'locks'}};
if (!$l) {
print $text{'kill_gone2'},"<p>\n";
next;
}
if ($killed{$pid}) {
print &text('kill_already',
"<tt>".&html_escape($lockfile)."</tt>"),"<p>\n";
&unlink_file($lockfile);
next;
}
my $done = kill($sig, $pid);
my $lockfile = $l->{'lock'}.".lock";
if ($done) {
# Signal was sent, but did it really work?
my $dead = 0;
for(my $i=0; $i<5; $i++) {
if (!kill(0, $pid)) {
$dead = 1;
last;
}
sleep(1);
}
my $args = $p->{'proc'}->{'args'};
if ($dead) {
print &text('kill_dead',
"<tt>".&html_escape($args)."</tt>",
"<tt>".&html_escape($lockfile)."</tt>"),"<p>\n";
&unlink_file($lockfile);
$killed{$pid}++;
}
else {
print &text('kill_alive',
"<tt>".&html_escape($args)."</tt>"),"<p>\n";
}
}
else {
print &text('kill_failed', $!,
"<tt>".&html_escape($lockfile)."</tt>"),"<p>\n";
&unlink_file($lockfile);
}
}
&ui_print_footer("edit_lock.cgi", $text{'lock_return'});
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