Allow multiple process names to kill (i.e. 'killall ftpd inetd httpd')
Submitted by: smpatel, wosch Reviewed by: wosch
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=16016
@ -22,7 +22,7 @@
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.\" IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" $Id: killall.1,v 1.4 1996/02/03 21:50:20 wosch Exp $
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.\" $Id: killall.1,v 1.3 1996/02/03 22:52:26 wosch Exp $
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.\"
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.Dd June 25, 1995
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.Os FreeBSD 2.2
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@ -39,7 +39,7 @@
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.Op Fl m
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.Op Fl s
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.Op Fl SIGNAL
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.Ar procname
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.Ar procname ...
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.Sh DESCRIPTION
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.Nm Killall
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kills processes selected by name, as opposed to the selection by pid
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@ -30,7 +30,7 @@
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#
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# killall - kill processes by name
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#
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# $Id: killall.pl,v 1.3 1996/02/03 22:52:27 wosch Exp $
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# $Id: $
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#
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$ENV{'PATH'} = '/bin:/usr/bin'; # security
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@ -47,7 +47,7 @@ $PROC_RUID = 12;
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sub usage {
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$! = 2;
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die "killall [-?|-help] [-d] [-l] [-m] [-s] [-SIGNAL] program\n";
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die "killall [-?|-help] [-d] [-l] [-m] [-s] [-SIGNAL] procname ...\n";
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}
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$id = $<; # real uid of this process / your id
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@ -63,49 +63,55 @@ while ($_ = $ARGV[0], /^-/) {
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elsif (/^-/) { &usage }
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}
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$program = $_; &usage unless $program;
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&usage if $#ARGV < 0; # no arguments
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die "Maybe $procfs is not mounted\n" unless -e "$procfs/0/status";
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opendir(PROCFS, "$procfs") || die "$procfs $!\n";
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print " PID EUID RUID COMMAND\n" if $debug > 1;
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# quote meta characters
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($programMatch = $program) =~ s/(\W)/\\$1/g;
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while ($program = $ARGV[0]) {
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shift @ARGV;
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$thiskill = 0;
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foreach (sort{$a <=> $b} grep(/^[0-9]/, readdir(PROCFS))) {
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$status = "$procfs/$_/status";
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$pid = $_;
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next if $pid == $$; # don't kill yourself
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opendir(PROCFS, "$procfs") || die "$procfs $!\n";
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print " PID EUID RUID COMMAND\n" if $debug > 1;
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open(STATUS, "$status") || next; # process maybe already terminated
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while(<STATUS>) {
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@proc = split;
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# quote meta characters
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($programMatch = $program) =~ s/(\W)/\\$1/g;
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printf "%5d %5d %5d %s\n", $pid, $proc[$PROC_EUID],
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$proc[$PROC_RUID], $proc[$PROC_NAME] if $debug > 1;
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foreach (sort{$a <=> $b} grep(/^[0-9]/, readdir(PROCFS))) {
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$status = "$procfs/$_/status";
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$pid = $_;
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next if $pid == $$; # don't kill yourself
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if ( # match program name
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($proc[$PROC_NAME] eq $program ||
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($match && $proc[$PROC_NAME] =~ /$programMatch/oi)
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) &&
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# id test
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($proc[$PROC_EUID] eq $id || # effective uid
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$proc[$PROC_RUID] eq $id || # real uid
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!$id)) # root
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{
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push(@kill, $pid);
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}
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open(STATUS, "$status") || next; # process maybe already terminated
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while(<STATUS>) {
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@proc = split;
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printf "%5d %5d %5d %s\n", $pid, $proc[$PROC_EUID],
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$proc[$PROC_RUID], $proc[$PROC_NAME] if $debug > 1;
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if ( # match program name
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($proc[$PROC_NAME] eq $program ||
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($match && $proc[$PROC_NAME] =~ /$programMatch/oi)
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) &&
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# id test
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($proc[$PROC_EUID] eq $id || # effective uid
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$proc[$PROC_RUID] eq $id || # real uid
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!$id)) # root
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{
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push(@kill, $pid);
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$thiskill++;
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}
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}
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close STATUS;
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}
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close STATUS;
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}
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closedir PROCFS;
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closedir PROCFS;
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if ($#kill < 0) { # nothing found
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warn "No matching processes ``$program''.\n";
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exit(1);
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# nothing found
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warn "No matching processes ``$program''\n" unless $thiskill;
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}
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# nothing found
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exit(1) if $#kill < 0;
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$signal =~ y/a-z/A-Z/; # signal name in upper case
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$signal =~ s/^SIG//; # strip a leading SIG if present
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print "kill -$signal @kill\n" if $debug || $show;
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@ -113,4 +119,3 @@ print "kill -$signal @kill\n" if $debug || $show;
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$cnt = kill ($signal, @kill) unless $show; # kill processes
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exit(0) if $show || $cnt == $#kill + 1;
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exit(1);
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