1 package Object::Remote::Logging::Router;
4 use Scalar::Util qw(weaken);
7 with 'Log::Contextual::Role::Router';
8 with 'Object::Remote::Role::LogForwarder';
10 has _controller_package => ( is => 'rwp' );
11 #lookup table for package names that should not
12 #be forwarded across Object::Remote connections
13 has _connections => ( is => 'ro', required => 1, default => sub { [] } );
14 has _remote_metadata => ( is => 'rw' );
17 my ($self, $controller, $importer, $spec) = @_;
23 my ($self, %metadata) = @_;
24 my $package = $metadata{package};
25 my $level = $metadata{level};
26 my $is_level = "is_$level";
30 foreach my $selector (@{$self->_connections}) {
31 unless(defined $selector) {
36 foreach my $logger ($selector->($package, { %metadata })) {
37 next unless defined $logger;
38 my $method = $logger->can($is_level);
39 next unless defined $method;
40 next unless $logger->$method;
41 push(@loggers, $logger);
45 $self->_clean_connections if $need_clean;
51 my ($self, $logger, $level_name, $content, $metadata) = @_;
52 #Invoking the logger like this gets all available data to the
53 #logging object with out losing any information from the structure.
54 #This is not a backwards compatible way to invoke the loggers
55 #but it enables a lot of flexibility in the logger.
56 #The l-c router could have this method invoke the logger in
57 #a backwards compatible way and router sub classes invoke
58 #it in non-backwards compatible ways if desired
59 $logger->$level_name($content, $metadata);
62 sub handle_log_request {
63 my ($self, $metadata_in, $generator, @args) = @_;
64 my %metadata = %{$metadata_in};
65 my $level = $metadata{level};
66 my $package = $metadata{package};
69 #caller_level is useless when log forwarding is in place
70 #so we won't tempt people with using it for now - access
71 #to caller level will be available in the future
72 my $caller_level = delete $metadata{caller_level};
73 $metadata{object_remote} = $self->_remote_metadata;
74 $metadata{timestamp} = time;
76 $metadata{hostname} = hostname;
78 my @caller_info = caller($caller_level);
79 $metadata{filename} = $caller_info[1];
80 $metadata{line} = $caller_info[2];
82 @caller_info = caller($caller_level + 1);
83 $metadata{method} = $caller_info[3];
84 $metadata{method} =~ s/^${package}::// if defined $metadata{method};
86 foreach my $logger ($self->_get_loggers(%metadata)) {
87 $self->_invoke_logger($logger, $level, [ $generator->(@args) ], \%metadata);
92 my ($self, $destination, $is_weak) = @_;
95 if (ref($destination) ne 'CODE') {
96 $wrapped = sub { $destination };
98 $wrapped = $destination;
101 push(@{$self->_connections}, $wrapped);
102 weaken($self->_connections->[-1]) if $is_weak;
105 sub _clean_connections {
107 @{$self->{_connections}} = grep { defined } @{$self->{_connections}};