/usr/share/perl5/Object/Remote/ConnectionServer.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 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | package Object::Remote::ConnectionServer;
use Scalar::Util qw(blessed weaken);
use Module::Runtime qw(use_module);
use Object::Remote;
use Object::Remote::Logging qw( :log :dlog );
use Future;
use IO::Socket::UNIX;
use Moo;
has listen_on => (
is => 'ro',
coerce => sub {
return $_[0] if blessed($_[0]);
unlink($_[0]);
IO::Socket::UNIX->new(
Local => $_[0],
Listen => 1
) or die "Couldn't liten to $_[0]: $!";
},
trigger => sub {
my ($self, $fh) = @_;
log_debug { "adding connection server to run loop because the trigger has executed" };
weaken($self);
Object::Remote->current_loop
->watch_io(
handle => $fh,
on_read_ready => sub { $self->_listen_ready($fh) }
);
},
);
has connection_args => (
is => 'ro', default => sub { [] }
);
has connection_callback => (
is => 'ro', default => sub { sub { shift } }
);
sub BUILD {
log_debug { "A connection server has been built; calling want_run on run loop" };
Object::Remote->current_loop->want_run;
}
sub run {
log_debug { "Connection server is calling run_while_wanted on the run loop" };
Object::Remote->current_loop->run_while_wanted;
}
sub _listen_ready {
my ($self, $fh) = @_;
log_debug { "Got a connection, calling accept on the file handle" };
my $new = $fh->accept or die "Couldn't accept: $!";
log_trace { "Setting file handle non-blocking" };
$new->blocking(0);
my $f = Future->new;
log_trace { "Creating a new connection with the remote node" };
my $c = use_module('Object::Remote::Connection')->new(
receive_from_fh => $new,
send_to_fh => $new,
on_close => $f, # and so will die $c
@{$self->connection_args}
)->${\$self->connection_callback};
$f->on_ready(sub { undef($c) });
log_trace { "marking the future as done" };
$c->ready_future->done;
Dlog_trace { "Sending 'Shere' to socket $_" } $new;
print $new "Shere\n" or die "Couldn't send to new socket: $!";
log_debug { "Connection has been fully handled" };
return $c;
}
sub DEMOLISH {
my ($self, $gd) = @_;
log_debug { "A connection server is being destroyed; global destruction: '$gd'" };
return if $gd;
log_trace { "Removing the connection server IO watcher from run loop" };
Object::Remote->current_loop
->unwatch_io(
handle => $self->listen_on,
on_read_ready => 1
);
if ($self->listen_on->can('hostpath')) {
log_debug { my $p = $self->listen_on->hostpath; "Removing '$p' from the filesystem" };
unlink($self->listen_on->hostpath);
}
log_trace { "calling want_stop on the run loop" };
Object::Remote->current_loop->want_stop;
}
1;
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