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#!/usr/bin/env perl
use strict;
use warnings;
use 5.020;
our $VERSION = '0.00';
use File::Slurp qw(read_dir read_file);
use Linux::Inotify2;
use Net::MQTT::Simple;
# proof of concept -- a proper config parser will be implemented later
my %config = (
directory => '/tmp/mqttsyncdir-publisher',
server => '172.23.225.193',
);
my $mqtt = Net::MQTT::Simple->new( $config{server} );
my $inotify = Linux::Inotify2->new();
my $mask = IN_MODIFY | IN_CREATE | IN_DELETE | IN_DELETE_SELF;
my $cb;
$cb = sub {
my ($event) = @_;
my $path = $event->fullname;
if ( $event->IN_MODIFY and -f $path ) {
my $content = read_file($path);
chomp $content;
$path =~ s{^$config{directory}/}{};
$mqtt->retain( $path, $content );
}
elsif ( $event->IN_DELETE ) {
$path =~ s{^$config{directory}/}{};
$mqtt->retain( $path, undef );
}
elsif ( $event->IN_CREATE and -d $path ) {
$inotify->watch( $path, $mask, $cb );
}
elsif ( $event->IN_DELETE_SELF ) {
$event->w->cancel;
}
};
$inotify->watch( $config{directory}, $mask, $cb );
my @queue = grep { -d } read_dir( $config{directory}, prefix => 1 );
while ( my $dir = shift @queue ) {
$inotify->watch( $dir, $mask, $cb );
push( @queue, grep { -d } read_dir( $dir, prefix => 1 ) );
}
while (1) {
$inotify->poll;
}
__END__
=head1 NAME
=head1 SYNOPSIS
=head1 VERSION
=head1 DESCRIPTION
=head1 OPTIONS
=over
=back
=head1 EXIT STATUS
=head1 CONFIGURATION
None.
=head1 DEPENDENCIES
=over
=back
=head1 BUGS AND LIMITATIONS
=head1 AUTHOR
Copyright (C) 2017 by Daniel Friesel E<lt>derf@finalrewind.orgE<gt>
=head1 LICENSE
0. You just DO WHAT THE FUCK YOU WANT TO.
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