args-sighup-privsep.pl revision 1.9
1# The client writes a message to Sys::Syslog native method. 2# The syslogd writes it into a file and through a pipe. 3# The syslogd passes it via UDP to the loghost. 4# The server receives the message on its UDP socket. 5# Find the message in client, file, pipe, syslogd, server log. 6# Check that a SIGHUP is propagated from privsep parent to syslog child. 7 8use strict; 9use warnings; 10 11our %args = ( 12 client => { 13 func => sub { write_between2logs(shift, sub { 14 my $self = shift; 15 ${$self->{server}}->loggrep("Signal", 8) 16 or die ref($self), " no 'Signal' between logs"; 17 })}, 18 loggrep => { get_between2loggrep() }, 19 }, 20 syslogd => { 21 ktrace => { 22 qr/syslogd PSIG SIGHUP caught handler/ => 2, 23 qr/syslogd RET execve JUSTRETURN/ => 2, 24 }, 25 loggrep => { 26 qr/syslogd: restarted/ => 1, 27 get_between2loggrep(), 28 }, 29 }, 30 server => { 31 func => sub { read_between2logs(shift, sub { 32 my $self = shift; 33 ${$self->{syslogd}}->rotate(); 34 ${$self->{syslogd}}->rotate(); 35 ${$self->{syslogd}}->kill_privsep('HUP'); 36 ${$self->{syslogd}}->loggrep("syslogd: restarted", 5) 37 or die ref($self), " no 'syslogd: restarted' between logs"; 38 print STDERR "Signal\n"; 39 })}, 40 loggrep => { get_between2loggrep() }, 41 }, 42 check => sub { 43 my $self = shift; 44 my $r = $self->{syslogd}; 45 $r->loggrep("bytes transferred", 1, 2) or sleep 1; 46 foreach my $name (qw(file pipe)) { 47 my $file = $r->{"out$name"}.".1"; 48 my $pattern = (get_between2loggrep())[0]; 49 check_pattern($name, $file, $pattern, \&filegrep); 50 } 51 }, 52); 53 541; 55