521 lines
13 KiB
Perl
Executable File
521 lines
13 KiB
Perl
Executable File
#!/usr/bin/perl -wT
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#
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# ==========================================================================
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#
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# Zone Minder X10 Control Script, $Date$, $Revision$
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# Copyright (C) 2002 Philip Coombes
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# ==========================================================================
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#
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# This script controls the monitoring of the X10 interface and the consequent
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# management of the ZM daemons based on the receipt of X10 signals.
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#
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# ==========================================================================
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#
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# These are the elements you need to edit to suit your installation
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#
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# ==========================================================================
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use constant DB_NAME => "zm";
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use constant DB_USER => "zmadmin";
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use constant DB_PASS => "zmadminzm";
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use constant DB_RELOAD_INTERVAL => 60;
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use constant X10_DEVICE => '/dev/ttyS1';
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use constant X10_HOUSE_CODE => 'K';
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use constant X10_SOCK_FILE => '/tmp/zmx10.sock';
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use constant X10_LOG_FILE => '/tmp/zmx10.log';
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use constant COMMAND_PATH => '@prefix@/bin/';
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# ==========================================================================
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#
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# Don't change anything below here
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#
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# ==========================================================================
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use strict;
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use POSIX;
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use Socket;
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use Getopt::Long;
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use Data::Dumper;
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$| = 1;
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sub Usage
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{
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print( "
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Usage: zmx10.pl -c <command>,--command=<command> [-u <unit code>,--unit-code=<unit code>]
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Parameters are :-
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-c <command>, --command=<command> - Command to issue, one of 'on','off','dim','bright','status','shutdown'
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-u <unit code>, --unit-code=<unit code> - Unit code to act on required for all commands except 'status' (optional) and 'shutdown'
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");
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exit( -1 );
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}
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my $command;
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my $unit_code;
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if ( !GetOptions( 'command=s'=>\$command, 'unit-code=i'=>\$unit_code ) )
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{
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Usage();
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}
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die( "No command given" ) unless( $command );
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die( "No unit code given" ) unless( $unit_code || ($command =~ /(?:start|status|shutdown)/) );
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if ( $command eq "start" )
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{
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X10Server::runServer();
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exit();
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}
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socket( CLIENT, PF_UNIX, SOCK_STREAM, 0 ) or die( "Can't open socket: $!" );
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my $saddr = sockaddr_un( X10_SOCK_FILE );
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if ( !connect( CLIENT, $saddr ) )
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{
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# The server isn't there
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print( "Unable to connect, starting server\n" );
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close( CLIENT );
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if ( my $cpid = fork() )
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{
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# Parent process just sleep and fall through
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sleep( 2 );
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socket( CLIENT, PF_UNIX, SOCK_STREAM, 0 ) or die( "Can't open socket: $!" );
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connect( CLIENT, $saddr ) or die( "Can't connect: $!" );
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}
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elsif ( defined($cpid) )
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{
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setpgrp();
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X10Server::runServer();
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}
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else
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{
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die( "Can't fork: $!" );
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}
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}
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# The server is there, connect to it
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#print( "Writing commands\n" );
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CLIENT->autoflush();
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my $message = "$command";
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$message .= ";$unit_code" if ( $unit_code );
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print( CLIENT $message );
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shutdown( CLIENT, 1 );
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while ( my $line = <CLIENT> )
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{
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chomp( $line );
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print( "$line\n" );
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}
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close( CLIENT );
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#print( "Finished writing, bye\n" );
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exit;
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#
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# ==========================================================================
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#
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# This is the X10 Server package
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#
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# ==========================================================================
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#
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package X10Server;
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use strict;
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use POSIX;
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use DBI;
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use Socket;
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use X10::ActiveHome;
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our $dbh;
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our $x10;
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our %device_hash;
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our %pending_tasks;
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sub runServer
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{
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open( LOG, '>>'.main::X10_LOG_FILE ) or die( "Can't open log file: $!" );
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select( LOG );
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$| = 1;
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print( LOG "X10 server starting at ".strftime( '%y/%m/%d %H:%M:%S', localtime() )."\n" );
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socket( SERVER, PF_UNIX, SOCK_STREAM, 0 ) or die( "Can't open socket: $!" );
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unlink( main::X10_SOCK_FILE );
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my $saddr = sockaddr_un( main::X10_SOCK_FILE );
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bind( SERVER, $saddr ) or die( "Can't bind: $!" );
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listen( SERVER, SOMAXCONN ) or die( "Can't listen: $!" );
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( $ENV{PATH} ) = ( $ENV{PATH} =~ /^(.*)$/ );
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$dbh = DBI->connect( "DBI:mysql:".main::DB_NAME, main::DB_USER, main::DB_PASS );
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$x10 = new X10::ActiveHome( port=>main::X10_DEVICE, house_code=>main::X10_HOUSE_CODE, debug=>1 );
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loadTasks();
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$x10->register_listener( \&x10listen );
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my $rin = '';
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vec( $rin, fileno(SERVER),1) = 1;
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vec( $rin, $x10->select_fds(),1) = 1;
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my $timeout = 1;
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#print( "F:".fileno(SERVER)."\n" );
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while( 1 )
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{
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my $nfound = select( my $rout = $rin, undef, undef, $timeout );
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#print( "Off select, NF:$nfound, ER:$!\n" );
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#print( vec( $rout, fileno(SERVER),1)."\n" );
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#print( vec( $rout, $x10->select_fds(),1)."\n" );
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if ( $nfound > 0 )
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{
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if ( vec( $rout, fileno(SERVER),1) )
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{
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my $paddr = accept( CLIENT, SERVER );
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my $message = <CLIENT>;
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my ( $command, $unit_code ) = split( ';', $message );
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my $device;
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if ( defined($unit_code) )
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{
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if ( $unit_code < 1 || $unit_code > 16 )
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{
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dprint( "Error, invalid unit code '$unit_code'\n" );
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next;
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}
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$device = $device_hash{$unit_code};
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if ( !$device )
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{
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$device = $device_hash{$unit_code} = { appliance=>$x10->Appliance( unit_code=>$unit_code ), status=>'unknown' };
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}
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}
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my $result;
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if ( $command eq 'on' )
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{
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$result = $device->{appliance}->on();
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}
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elsif ( $command eq 'off' )
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{
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$result = $device->{appliance}->off();
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}
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#elsif ( $command eq 'dim' )
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#{
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#$result = $device->{appliance}->dim();
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#}
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#elsif ( $command eq 'bright' )
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#{
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#$result = $device->{appliance}->bright();
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#}
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elsif ( $command eq 'status' )
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{
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if ( $device )
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{
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dprint( $unit_code." ".$device->{status}."\n" );
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}
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else
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{
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foreach my $unit_code ( sort( keys(%device_hash) ) )
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{
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my $device = $device_hash{$unit_code};
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dprint( $unit_code." ".$device->{status}."\n" );
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}
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}
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}
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elsif ( $command eq 'shutdown' )
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{
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last;
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}
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else
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{
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dprint( "Error, invalid command '$command'\n" );
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}
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if ( defined($result) )
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{
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if ( 1 || $result )
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{
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$device->{status} = $command;
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dprint( $device->{appliance}->address()." $command, ok\n" );
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}
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else
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{
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dprint( $device->{appliance}->address()." $command, failed\n" );
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}
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}
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close( CLIENT );
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}
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elsif ( vec( $rout, $x10->select_fds(),1) )
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{
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$x10->handle_input();
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}
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else
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{
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die( "Bogus descriptor" );
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}
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}
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elsif ( $nfound < 0 )
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{
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die( "Can't select: $!" );
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}
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else
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{
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#print( "Select timed out\n" );
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# Check for pending tasks
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my $now = time();
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foreach my $activation_time ( sort(keys(%pending_tasks) ) )
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{
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last if ( $activation_time > $now );
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my $pending_list = $pending_tasks{$activation_time};
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foreach my $task ( @$pending_list )
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{
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processTask( $task );
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}
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delete( $pending_tasks{$activation_time} );
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}
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if ( !($now%main::DB_RELOAD_INTERVAL) )
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{
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loadTasks();
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}
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}
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}
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print( LOG "X10 server exiting at ".strftime( '%y/%m/%d %H:%M:%S', localtime() )."\n" );
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close( LOG );
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close( SERVER );
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exit();
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}
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sub addToActivationList
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{
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my $unit_code = shift;
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my $event = shift;
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my $monitor = shift;
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my $function = shift;
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my $limit = shift;
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#print( "Adding to activation list, uc:$unit_code, ev:$event, mo:$monitor, fu:$function, li:$limit\n" );
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my $device = $device_hash{$unit_code};
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if ( !$device )
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{
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$device = $device_hash{$unit_code} = { status=>'unknown' };
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}
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my $task = { monitor=>$monitor->{Id}, function=>$function };
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if ( $limit )
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{
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$task->{limit} = $limit
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}
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my $task_list = $device->{$event."_list"};
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if ( !$task_list )
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{
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$task_list = $device->{$event."_list"} = [];
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}
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push( @$task_list, $task );
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}
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sub loadTasks
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{
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my %monitor_hash;
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#print( "Loading tasks\n" );
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# Clear out all old device task lists
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foreach my $unit_code ( sort( keys(%device_hash) ) )
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{
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my $device = $device_hash{$unit_code};
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$device->{ON_list} = [];
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$device->{OFF_list} = [];
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}
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my $sql = "select * from Monitors";
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my $sth = $dbh->prepare_cached( $sql ) or die( "Can't prepare '$sql': ".$dbh->errstr() );
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my $res = $sth->execute() or die( "Can't execute: ".$sth->errstr() );
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while( my $monitor = $sth->fetchrow_hashref() )
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{
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$monitor_hash{$monitor->{Id}} = $monitor;
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if ( $monitor->{Function} eq 'X10' && $monitor->{X10Active} )
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{
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#print( "$monitor->{Name} has active string '$monitor->{X10Active}'\n" );
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foreach my $code_string ( split( ',', $monitor->{X10Active} ) )
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{
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#print( "Code string: $code_string\n" );
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my ( $invert, $unit_code, $modifier, $limit ) = ( $code_string =~ /^([!~])?(\d+)(?:([+-])(\d+)?)?$/ );
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$limit = 0 if ( !$limit );
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if ( $unit_code )
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{
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if ( !$modifier || $modifier eq '+' )
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{
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addToActivationList( $unit_code, "ON", $monitor, !$invert?"start_active":"stop_active", $limit );
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}
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if ( !$modifier || $modifier eq '-' )
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{
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addToActivationList( $unit_code, "OFF", $monitor, !$invert?"stop_active":"start_active", $limit );
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}
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}
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}
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}
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if ( $monitor->{X10Alarm} )
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{
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#print( "$monitor->{Name} has alarm string '$monitor->{X10Alarm}'\n" );
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foreach my $code_string ( split( ',', $monitor->{X10Alarm} ) )
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{
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#print( "Code string: $code_string\n" );
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my ( $invert, $unit_code, $modifier, $limit ) = ( $code_string =~ /^([!~])?(\d+)(?:([+-])(\d+)?)?$/ );
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$limit = 0 if ( !$limit );
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if ( $unit_code )
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{
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if ( !$modifier || $modifier eq '+' )
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{
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addToActivationList( $unit_code, "ON", $monitor, !$invert?"start_alarm":"stop_alarm", $limit );
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}
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if ( !$modifier || $modifier eq '-' )
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{
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addToActivationList( $unit_code, "OFF", $monitor, !$invert?"stop_alarm":"start_alarm", $limit );
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}
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}
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}
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}
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}
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}
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sub addPendingTask
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{
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my $task = shift;
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# Check whether we are just extending a previous pending task
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# and remove it if it's there
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foreach my $activation_time ( sort(keys(%pending_tasks) ) )
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{
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my $pending_list = $pending_tasks{$activation_time};
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my $new_pending_list = [];
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foreach my $pending_task ( @$pending_list )
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{
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if (( $task->{monitor}->{Id} != $pending_task->{monitor}->{Id} )
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|| ( $task->{function} != $pending_task->{function} ))
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{
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push( @$new_pending_list, $pending_task )
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}
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}
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if ( @$new_pending_list )
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{
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$pending_tasks{$activation_time} = $new_pending_list;
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}
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else
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{
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delete( $pending_tasks{$activation_time} );
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}
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}
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my $pending_task = { monitor=>$task->{monitor}, function=>$task->{function} };
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my $end_time = time() + $task->{limit};
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my $pending_list = $pending_tasks{$end_time};
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if ( !$pending_list )
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{
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$pending_list = $pending_tasks{$end_time} = [];
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}
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$pending_task->{function} =~ s/start/stop/;
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push( @$pending_list, $pending_task );
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}
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sub processTask
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{
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my $task = shift;
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my ( $instruction, $class ) = ( $task->{function} =~ /^(.+)_(.+)$/ );
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my $command;
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if ( $class eq "active" )
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{
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if ( $instruction eq "start" )
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{
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$command = main::COMMAND_PATH."zmdc.pl start zma ".$task->{monitor};
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if ( $task->{limit} )
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{
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addPendingTask( $task );
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}
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}
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elsif( $instruction eq "stop" )
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{
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$command = main::COMMAND_PATH."zmdc.pl stop zma ".$task->{monitor};
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}
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}
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elsif( $class eq "alarm" )
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{
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if ( $instruction eq "start" )
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{
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$command = main::COMMAND_PATH."zmu --monitor ".$task->{monitor}." --alarm";
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if ( $task->{limit} )
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{
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addPendingTask( $task );
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}
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}
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elsif( $instruction eq "stop" )
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{
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$command = main::COMMAND_PATH."zmu --monitor ".$task->{monitor}." --cancel";
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}
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}
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print( "Executing command '$command'\n" );
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if ( $command )
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{
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qx( $command );
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}
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}
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sub dprint
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{
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if ( fileno(CLIENT) )
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{
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print CLIENT @_
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}
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else
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{
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print @_;
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}
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}
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sub x10listen
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{
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foreach my $event ( @_ )
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{
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#print( Dumper( $_ )."\n" );
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if ( $event->house_code() eq main::X10_HOUSE_CODE )
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{
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my $unit_code = $event->unit_code();
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my $device = $device_hash{$unit_code};
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if ( !$device )
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{
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$device = $device_hash{$unit_code} = { appliance=>$x10->Appliance( unit_code=>$unit_code ) };
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}
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next if ( $event->func() !~ /(?:ON|OFF)/ );
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$device->{status} = $event->func();
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my $task_list = $device->{$event->func()."_list"};
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if ( $task_list )
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{
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foreach my $task ( @$task_list )
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{
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processTask( $task );
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}
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}
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}
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print( LOG strftime( "%y/%m/%d %H:%M:%S", localtime() )." - ".$event->as_string()."\n" );
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}
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}
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1;
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