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 reopens logfile and restarts pipe.
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/ => 1,
23	    qr/syslogd  RET   execve 0/ => 2,
24	},
25	loggrep => {
26	    qr/config file changed: dying/ => 0,
27	    qr/config file modified: restarting/ => 0,
28	    qr/syslogd: restarted/ => 1,
29	    get_between2loggrep(),
30	},
31    },
32    server => {
33	func => sub { read_between2logs(shift, sub {
34	    my $self = shift;
35	    ${$self->{syslogd}}->rotate();
36	    ${$self->{syslogd}}->kill_syslogd('HUP');
37	    ${$self->{syslogd}}->loggrep("syslogd: restarted", 5)
38		or die ref($self), " no 'syslogd: restarted' between logs";
39	    print STDERR "Signal\n";
40	})},
41	loggrep => {
42	    get_between2loggrep(),
43	    qr/Signal/ => 1,
44	    qr/Accepted/ => 1,
45	},
46    },
47    check => sub {
48	my $self = shift;
49	my $r = $self->{syslogd};
50	$r->loggrep("bytes transferred", 1, 2) or sleep 1;
51	foreach my $name (qw(file pipe)) {
52		my $file = $r->{"out$name"}.".0";
53		my $pattern = (get_between2loggrep())[0];
54		check_pattern($name, $file, $pattern, \&filegrep);
55	}
56    },
57    file => {
58	loggrep => {
59	    qr/syslogd\[\d+\]: start/ => 0,
60	    qr/syslogd\[\d+\]: restart/ => 1,
61	    qr/syslogd\[\d+\]: exiting/ => 1,
62	},
63    },
64);
65
661;
67