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# The syslogd is started with reduced file descriptor limits.
# The syslogd config is reread after SIGHUP.
# The client writes a message to Sys::Syslog native method.
# The syslogd writes it into a file and through a pipe.
# The syslogd passes it via UDP to the loghost.
# The server receives the message on its UDP socket.
# Find the message in client, file, pipe, syslogd, server log.
# Check the error messages and multiple log file content.
use strict;
use warnings;
our %args = (
client => {
func => sub { write_between2logs(shift, sub {
my $self = shift;
${$self->{server}}->loggrep("Signal", 8)
or die ref($self), " no 'Signal' between logs";
})},
loggrep => { get_between2loggrep() },
},
syslogd => {
options => ["-u"],
conf => join("", map { "*.*\t\$objdir/file-$_.log\n" } 0..19),
rlimit => {
RLIMIT_NOFILE => 30,
},
loggrep => {
# If not in startup, each failed PRIV_OPEN_LOG is logged
# to tty, so PRIV_OPEN_TTY fails again.
qr/syslogd: receive_fd: recvmsg: Message too long/ => '>='.(4+2*4),
# During first initialization the lockpipe is open. When
# SIGHUP happens it is closed and one more file can be opened.
qr/X FILE:/ => 1+14+1+15,
qr/X UNUSED:/ => 6+5,
},
},
server => {
func => sub { read_between2logs(shift, sub {
my $self = shift;
${$self->{syslogd}}->kill_syslogd('HUP');
${$self->{syslogd}}->loggrep("syslogd: restarted", 5)
or die ref($self), " no 'syslogd: restarted' between logs";
print STDERR "Signal\n";
})},
loggrep => {
get_between2loggrep(),
qr/Signal/ => 1,
qr/Accepted/ => 1,
},
},
multifile => [
(map { { loggrep => get_testgrep() } } 0..14),
(map { { loggrep => { qr/./s => 0 } } } 15..19),
],
user => {
loggrep => {
get_firstlog() => 1,
get_testlog() => 0,
}
},
);
1;
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