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First version
git-svn-id: https://svn.fhem.de/fhem/trunk@842 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
rudolfkoenig
parent
51cdc406d7
commit
befb9dac4c
438
fhem/FHEM/00_HMLAN.pm
Executable file
438
fhem/FHEM/00_HMLAN.pm
Executable file
@ -0,0 +1,438 @@
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##############################################
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package main;
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use strict;
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use warnings;
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use Time::HiRes qw(gettimeofday);
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sub HMLAN_Parse($$);
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sub HMLAN_Read($);
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sub HMLAN_Write($$$);
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sub HMLAN_ReadAnswer($$$);
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sub HMLAN_uptime($);
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sub HMLAN_OpenDev($$);
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sub HMLAN_CloseDev($);
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sub HMLAN_SimpleWrite(@);
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sub HMLAN_SimpleRead($);
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sub HMLAN_Disconnected($);
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my %sets = (
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"hmPairForSec" => "HomeMatic",
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"hmPairSerial" => "HomeMatic",
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);
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sub
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HMLAN_Initialize($)
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{
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my ($hash) = @_;
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# Provider
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$hash->{ReadFn} = "HMLAN_Read";
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$hash->{WriteFn} = "HMLAN_Write";
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$hash->{ReadyFn} = "HMLAN_Ready";
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$hash->{Clients} = ":CUL_HM:";
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my %mc = (
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"1:HMLAN_HM" => "^A......................",
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);
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$hash->{MatchList} = \%mc;
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# Normal devices
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$hash->{DefFn} = "HMLAN_Define";
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$hash->{UndefFn} = "HMLAN_Undef";
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$hash->{AttrList}= "do_not_notify:1,0 dummy:1,0 " .
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"loglevel:0,1,2,3,4,5,6 addvaltrigger " .
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"hmId hmProtocolEvents";
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}
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#####################################
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sub
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HMLAN_Define($$)
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{
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my ($hash, $def) = @_;
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my @a = split("[ \t][ \t]*", $def);
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if(@a != 3) {
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my $msg = "wrong syntax: define <name> HMLAN ip[:port]";
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Log 2, $msg;
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return $msg;
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}
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HMLAN_CloseDev($hash);
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my $name = $a[0];
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my $dev = $a[2];
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$dev .= ":1000" if($dev !~ m/:/);
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$attr{$name}{hmId} = sprintf("%06X", time()&0xffffff);
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if($dev eq "none") {
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Log 1, "$name device is none, commands will be echoed only";
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$attr{$name}{dummy} = 1;
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return undef;
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}
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$hash->{DeviceName} = $dev;
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my $ret = HMLAN_OpenDev($hash, 0);
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return $ret;
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}
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#####################################
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sub
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HMLAN_Undef($$)
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{
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my ($hash, $arg) = @_;
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my $name = $hash->{NAME};
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foreach my $d (sort keys %defs) {
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if(defined($defs{$d}) &&
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defined($defs{$d}{IODev}) &&
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$defs{$d}{IODev} == $hash)
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{
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my $lev = ($reread_active ? 4 : 2);
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Log GetLogLevel($name,$lev), "deleting port for $d";
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delete $defs{$d}{IODev};
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}
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}
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HMLAN_CloseDev($hash);
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return undef;
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}
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#####################################
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sub
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HMLAN_RemoveHMPair($)
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{
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my $hash = shift;
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delete($hash->{hmPair});
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}
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#####################################
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sub
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HMLAN_Set($@)
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{
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my ($hash, @a) = @_;
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return "\"set HMLAN\" needs at least one parameter" if(@a < 2);
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return "Unknown argument $a[1], choose one of " . join(" ", sort keys %sets)
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if(!defined($sets{$a[1]}));
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my $name = shift @a;
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my $type = shift @a;
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my $arg = join("", @a);
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my $ll = GetLogLevel($name,3);
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if($type eq "hmPairForSec") { ####################################
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return "Usage: set $name hmPairForSec <seconds_active>"
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if(!$arg || $arg !~ m/^\d+$/);
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$hash->{hmPair} = 1;
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InternalTimer(gettimeofday()+$arg, "HMLAN_RemoveHMPair", $hash, 1);
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} elsif($type eq "hmPairSerial") { ################################
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return "Usage: set $name hmPairSerial <10-character-serialnumber>"
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if(!$arg || $arg !~ m/^.{10}$/);
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my $id = AttrVal($hash->{NAME}, "hmId", undef);
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$hash->{HM_CMDNR} = $hash->{HM_CMDNR} ? ($hash->{HM_CMDNR}+1)%256 : 1;
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FixMe();
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HMLAN_SimpleWrite($hash, sprintf("As15%02x8401%s000000010A%s",
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$hash->{HM_CMDNR}, $id, unpack('H*', $arg)));
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$hash->{hmPairSerial} = $arg;
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}
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return undef;
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}
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#####################################
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# This is a direct read for commands like get
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sub
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HMLAN_ReadAnswer($$$)
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{
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my ($hash, $arg, $regexp) = @_;
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my $type = $hash->{TYPE};
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return ("No FD", undef)
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if(!$hash && !defined($hash->{FD}));
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my ($mdata, $rin) = ("", '');
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my $buf;
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my $to = 3; # 3 seconds timeout
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$to = $hash->{RA_Timeout} if($hash->{RA_Timeout}); # ...or less
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for(;;) {
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return ("Device lost when reading answer for get $arg", undef)
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if(!$hash->{FD});
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vec($rin, $hash->{FD}, 1) = 1;
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my $nfound = select($rin, undef, undef, $to);
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if($nfound < 0) {
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next if ($! == EAGAIN() || $! == EINTR() || $! == 0);
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my $err = $!;
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HMLAN_Disconnected($hash);
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return("HMLAN_ReadAnswer $arg: $err", undef);
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}
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return ("Timeout reading answer for get $arg", undef)
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if($nfound == 0);
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$buf = HMLAN_SimpleRead($hash);
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return ("No data", undef) if(!defined($buf));
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if($buf) {
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Log 5, "HMLAN/RAW (ReadAnswer): $buf";
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$mdata .= $buf;
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}
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if($mdata =~ m/\r\n/) {
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if($regexp && $mdata !~ m/$regexp/) {
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HMLAN_Parse($hash, $mdata);
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} else {
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return (undef, $mdata)
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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
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HMLAN_Write($$$)
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{
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my ($hash,$fn,$msg) = @_;
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Log 1, "IN: $msg";
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my $tm = int(gettimeofday()*1000) & 0xffffffff;
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$msg = sprintf("S%08X,00,00000000,01,%08X,%s",
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$tm, $tm, substr($msg, 4));
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Log 1, "$hash->{NAME} sending $msg";
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HMLAN_SimpleWrite($hash, $msg);
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}
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#####################################
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# called from the global loop, when the select for hash->{FD} reports data
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sub
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HMLAN_Read($)
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{
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my ($hash) = @_;
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my $buf = HMLAN_SimpleRead($hash);
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my $name = $hash->{NAME};
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if(!defined($buf) || length($buf) == 0) {
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HMLAN_Disconnected($hash);
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return "";
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}
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my $hmdata = $hash->{PARTIAL};
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Log 5, "HMLAN/RAW: $hmdata/$buf";
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$hmdata .= $buf;
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while($hmdata =~ m/\n/) {
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my $rmsg;
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($rmsg,$hmdata) = split("\n", $hmdata, 2);
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$rmsg =~ s/\r//;
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HMLAN_Parse($hash, $rmsg) if($rmsg);
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}
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$hash->{PARTIAL} = $hmdata;
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}
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sub
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HMLAN_uptime($)
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{
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my $msec = shift;
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$msec = hex($msec);
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my $sec = int($msec/1000);
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return sprintf("%03d %02d:%02d:%02d.%03d",
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int($msec/86400000), int($sec/3600),
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int(($sec%3600)/60), $sec%60, $msec % 1000);
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}
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sub
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HMLAN_Parse($$)
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{
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my ($hash, $rmsg) = @_;
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my $name = $hash->{NAME};
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my $rssi;
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my $dmsg = $rmsg;
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if($rmsg =~ m/E(......),(....),(........),(..),(....),(.*)/) {
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my ($src, $d1, $msec, $d2, $rssi, $msg) =
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($1, $2, $3, $4, $5, $6);
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$dmsg = sprintf("A%02X%s", length($msg)/2, uc($msg));
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$hash->{uptime} = HMLAN_uptime($msec);
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} elsif($rmsg =~ m/HHM-LAN-IF,(....),(..........),(......),(......),(........),(....)/) {
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my ($vers, $serno, $d1, $owner, $msec, $d2) =
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(hex($1), $2, $3, $4, $5, $6);
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$hash->{serialNr} = $serno;
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$hash->{firmware} = sprintf("%d.%d", ($vers>>12)&0xf, $vers & 0xffff);
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$hash->{owner} = $owner;
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$hash->{uptime} = HMLAN_uptime($msec);
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my $myId = AttrVal($name, "hmId", $owner);
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if($owner ne $myId && !AttrVal($name, "dummy", 0)) {
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Log 1, "HMLAN setting owner to $myId from $owner";
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HMLAN_SimpleWrite($hash, "A$myId");
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}
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return;
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} else {
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Log 1, "$name Unknown msg $rmsg";
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return;
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}
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$hash->{"${name}_MSGCNT"}++;
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$hash->{"${name}_TIME"} = TimeNow();
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$hash->{RAWMSG} = $rmsg;
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my %addvals = (RAWMSG => $rmsg);
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if(defined($rssi)) {
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$hash->{RSSI} = $rssi;
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$addvals{RSSI} = $rssi;
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}
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Dispatch($hash, $dmsg, \%addvals);
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}
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#####################################
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sub
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HMLAN_Ready($)
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{
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my ($hash) = @_;
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return HMLAN_OpenDev($hash, 1);
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}
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########################
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sub
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HMLAN_SimpleWrite(@)
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{
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my ($hash, $msg, $nonl) = @_;
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return if(!$hash);
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Log 1, "SW: $msg";
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$msg .= "\n" unless($nonl);
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syswrite($hash->{TCPDev}, $msg) if($hash->{TCPDev});
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select(undef, undef, undef, 0.001);
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}
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########################
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sub
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HMLAN_SimpleRead($)
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{
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my ($hash) = @_;
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if($hash->{TCPDev}) {
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my $buf;
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if(!defined(sysread($hash->{TCPDev}, $buf, 256))) {
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HMLAN_Disconnected($hash);
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return undef;
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}
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return $buf;
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}
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return undef;
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}
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########################
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sub
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HMLAN_CloseDev($)
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{
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my ($hash) = @_;
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my $name = $hash->{NAME};
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my $dev = $hash->{DeviceName};
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return if(!$dev);
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if($hash->{TCPDev}) {
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$hash->{TCPDev}->close();
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delete($hash->{TCPDev});
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}
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delete($selectlist{"$name.$dev"});
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delete($readyfnlist{"$name.$dev"});
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delete($hash->{FD});
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}
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########################
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sub
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HMLAN_OpenDev($$)
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{
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my ($hash, $reopen) = @_;
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my $dev = $hash->{DeviceName};
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my $name = $hash->{NAME};
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$hash->{PARTIAL} = "";
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Log 3, "HMLAN opening $name device $dev"
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if(!$reopen);
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if($dev =~ m/^.+:\d+$/) { # host:port
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# This part is called every time the timeout (5sec) is expired _OR_
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# somebody is communicating over another TCP connection. As the connect
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# for non-existent devices has a delay of 3 sec, we are sitting all the
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# time in this connect. NEXT_OPEN tries to avoid this problem.
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if($hash->{NEXT_OPEN} && time() < $hash->{NEXT_OPEN}) {
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return;
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}
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my $conn = IO::Socket::INET->new(PeerAddr => $dev);
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if($conn) {
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delete($hash->{NEXT_OPEN})
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} else {
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Log(3, "Can't connect to $dev: $!") if(!$reopen);
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$readyfnlist{"$name.$dev"} = $hash;
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$hash->{STATE} = "disconnected";
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$hash->{NEXT_OPEN} = time()+60;
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return "";
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}
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$hash->{TCPDev} = $conn;
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$hash->{FD} = $conn->fileno();
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delete($readyfnlist{"$name.$dev"});
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$selectlist{"$name.$dev"} = $hash;
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InternalTimer(gettimeofday()+25, "HMLAN_KeepAlive", $hash, 0);
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}
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if($reopen) {
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Log 1, "HMLAN $dev reappeared ($name)";
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} else {
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Log 3, "HMLAN device opened";
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}
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$hash->{STATE}="Initialized";
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DoTrigger($name, "CONNECTED") if($reopen);
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return "";
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}
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#####################################
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sub
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HMLAN_KeepAlive($)
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{
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my $hash = shift;
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return if(!$hash->{FD});
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HMLAN_SimpleWrite($hash, "K");
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InternalTimer(gettimeofday()+25, "HMLAN_KeepAlive", $hash, 1);
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}
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sub
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HMLAN_Disconnected($)
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{
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my $hash = shift;
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my $dev = $hash->{DeviceName};
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my $name = $hash->{NAME};
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return if(!defined($hash->{FD})); # Already deleted or RFR
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Log 1, "$dev disconnected, waiting to reappear";
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HMLAN_CloseDev($hash);
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$readyfnlist{"$name.$dev"} = $hash; # Start polling
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$hash->{STATE} = "disconnected";
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# Without the following sleep the open of the device causes a SIGSEGV,
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# and following opens block infinitely. Only a reboot helps.
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sleep(5);
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DoTrigger($name, "DISCONNECTED");
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}
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1;
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