Re: PHP 4.0 Bug #7607 Updated: system()ed commands do not exit if the user interrupts transfer

From: Date: Sun, 05 Nov 2000 12:27:39 +0000
Subject: Re: PHP 4.0 Bug #7607 Updated: system()ed commands do not exit if the user interrupts transfer
References: 1  Groups: php.dev 
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On 5 Nov 2000 stas@php.net wrote: > [2000-11-02 20:21:29] doktor1@earthlink.net > If I system("/path/to/ping somehost") and then hit Stop or close the >browser or go to a different page, the ping process will still be in the >process table, and show as being owned (PPID) by httpd. I don't know >whether this is an issue with php or with Apache. This is an Apache issue. This bug is not present in the standalone version. Even if you press stop, the apache process is trill running. Solution: system("/path/to/ping -w SECS somehost") to have it die after SECS seconds But then, if you press stop, you'll still have zombie processes... So you should try this: echo "ping -w 30 \$1" > /tmp/ping;chmod 0755 /tmp/ping ... and have <?php system("/tmp/ping $host"); ?> instead If fixes the problem. ------------------------------------------------------------ Jean-Michel Dault <jmdault@mandrakesoft.com> MandrakeSoft inc, Montreal (Canada) HTCPCP/1.0 Developper (http://www.ietf.org/rfc/rfc2324.txt)

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