/usr/share/perl5/Object/Remote/ReadChannel.pm is in libobject-remote-perl 0.004000-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | package Object::Remote::ReadChannel;
use Scalar::Util qw(weaken openhandle);
use Object::Remote::Logging qw(:log :dlog router );
use Moo;
BEGIN { router()->exclude_forwarding }
has fh => (
is => 'ro', required => 1,
trigger => sub {
my ($self, $fh) = @_;
weaken($self);
log_trace { "Watching filehandle via trigger on 'fh' attribute in Object::Remote::ReadChannel" };
Object::Remote->current_loop
->watch_io(
handle => $fh,
on_read_ready => sub { $self->_receive_data_from($fh) }
);
},
);
has on_close_call => (
is => 'rw', default => sub { sub {} },
);
has on_line_call => (is => 'rw');
has _receive_data_buffer => (is => 'ro', default => sub { my $x = ''; \$x });
sub _receive_data_from {
my ($self, $fh) = @_;
Dlog_trace { "Preparing to read data from $_" } $fh;
my $rb = $self->_receive_data_buffer;
my $len = sysread($fh, $$rb, 32768, length($$rb));
my $err = defined($len) ? 'eof' : ": $!";
if (defined($len) and $len > 0) {
log_trace { "Read $len bytes of data" };
while (my $cb = $self->on_line_call and $$rb =~ s/^(.*)\n//) {
$cb->(my $line = $1);
}
} else {
log_trace { "Got EOF or error, this read channel is done" };
Object::Remote->current_loop
->unwatch_io(
handle => $self->fh,
on_read_ready => 1
);
log_trace { "Invoking on_close_call() for dead read channel" };
$self->on_close_call->($err);
}
}
sub DEMOLISH {
my ($self, $gd) = @_;
return if $gd;
log_trace { "read channel is being demolished" };
Object::Remote->current_loop
->unwatch_io(
handle => $self->fh,
on_read_ready => 1
);
}
1;
|