X-Git-Url: http://dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXCommandmode.pm;h=38773783798e61d6191121d79192f3bab9859b06;hb=431c8a14cdecd0ec455b6619380687dbe84e2a35;hp=3eb9a1c6ce7ff153bebb30db4affbc9cf59dc227;hpb=6230850db2f82835e5ef75da4f418615ba4261da;p=spider.git diff --git a/perl/DXCommandmode.pm b/perl/DXCommandmode.pm index 3eb9a1c6..38773783 100644 --- a/perl/DXCommandmode.pm +++ b/perl/DXCommandmode.pm @@ -4,7 +4,7 @@ # # Copyright (c) 1998 Dirk Koopman G1TLH # -# $Id$ +# # package DXCommandmode; @@ -13,6 +13,8 @@ package DXCommandmode; @ISA = qw(DXChannel); +use 5.10.1; + use POSIX qw(:math_h); use DXUtil; use DXChannel; @@ -32,27 +34,33 @@ use WCY; use Sun; use Internet; use Script; -use Net::Telnet; use QSL; use DB_File; use VE7CC; use DXXml; +use AsyncMsg; +use JSON; +use Time::HiRes qw(gettimeofday tv_interval); + +use Mojo::IOLoop; +use DXSubprocess; +use Mojo::UserAgent; use strict; -use vars qw(%Cache %cmd_cache $errstr %aliases $scriptbase $maxerrors %nothereslug - $maxbadcount $msgpolltime $default_pagelth $cmdimportdir); +use vars qw(%Cache %cmd_cache $errstr %aliases $scriptbase %nothereslug + $maxbadcount $msgpolltime $default_pagelth $cmdimportdir $users $maxusers); %Cache = (); # cache of dynamically loaded routine's mod times %cmd_cache = (); # cache of short names $errstr = (); # error string from eval %aliases = (); # aliases for (parts of) commands $scriptbase = "$main::root/scripts"; # the place where all users start scripts go -$maxerrors = 20; # the maximum number of concurrent errors allowed before disconnection $maxbadcount = 3; # no of bad words allowed before disconnection $msgpolltime = 3600; # the time between polls for new messages $cmdimportdir = "$main::root/cmd_import"; # the base directory for importing command scripts # this does not exist as default, you need to create it manually - # +$users = 0; # no of users on this node currently +$maxusers = 0; # max no users on this node for this run # # obtain a new connection this is derived from dxchannel @@ -65,13 +73,14 @@ sub new # routing, this must go out here to prevent race condx my $pkg = shift; my $call = shift; - my @rout = $main::routeroot->add_user($call, Route::here(1)); +# my @rout = $main::routeroot->add_user($call, Route::here(1)); + DXProt::_add_thingy($main::routeroot, [$call, 0, 0, 1, undef, undef, $self->hostname], ); # ALWAYS output the user my $ref = Route::User::get($call); if ($ref) { $main::me->route_pc16($main::mycall, undef, $main::routeroot, $ref); - $main::me->route_pc92a($main::mycall, undef, $main::routeroot, $ref); + $main::me->route_pc92a($main::mycall, undef, $main::routeroot, $ref) unless $DXProt::pc92_slug_changes; } return $self; @@ -89,10 +98,10 @@ sub start my $name = $user->{name}; # log it - my $host = $self->{conn}->{peerhost}; + my $host = $self->{conn}->peerhost; $host ||= "AGW Port #$self->{conn}->{agwport}" if exists $self->{conn}->{agwport}; $host ||= "unknown"; - LogDbg('DXCommand', "$call connected from $host"); + $self->{hostname} = $host; $self->{name} = $name ? $name : $call; $self->send($self->msg('l2',$self->{name})); @@ -103,9 +112,20 @@ sub start $pagelth = $default_pagelth unless defined $pagelth; $self->{pagelth} = $pagelth; ($self->{width}) = $line =~ /width=(\d+)/; $line =~ s/\s*width=\d+\s*//; + if ($line =~ /host=/) { + my ($h) = $line =~ /host=(\d+\.\d+\.\d+\.\d+)/; + $line =~ s/\s*host=\d+\.\d+\.\d+\.\d+// if $h; + unless ($h) { + ($h) = $line =~ /host=([\da..fA..F:]+)/; + $line =~ s/\s*host=[\da..fA..F:]+// if $h; + } + $self->{hostname} = $h if $h; + } $self->{width} = 80 unless $self->{width} && $self->{width} > 80; $self->{consort} = $line; # save the connection type - + + LogDbg('DXCommand', "$call connected from $self->{hostname}"); + # set some necessary flags on the user if they are connecting $self->{beep} = $user->wantbeep; $self->{ann} = $user->wantann; @@ -116,8 +136,10 @@ sub start $self->{dx} = $user->wantdx; $self->{logininfo} = $user->wantlogininfo; $self->{ann_talk} = $user->wantann_talk; + $self->{wantrbn} = $user->wantrbn; $self->{here} = 1; $self->{prompt} = $user->prompt if $user->prompt; + $self->{lastmsgpoll} = 0; # sort out new dx spot stuff $user->wantdxcq(0) unless defined $user->{wantdxcq}; @@ -133,19 +155,11 @@ sub start $self->{registered} = 1; } - - # decide which motd to send - my $motd; - unless ($self->{registered}) { - $motd = "${main::motd}_nor_$self->{lang}"; - $motd = "${main::motd}_nor" unless -e $motd; - } - $motd = "${main::motd}_$self->{lang}" unless $motd && -e $motd; - $motd = $main::motd unless $motd && -e $motd; - $self->send_file($motd) if -e $motd; + # send the relevant MOTD + $self->send_motd; # sort out privilege reduction - $self->{priv} = 0 if $line =~ /^(ax|te)/ && !$self->conn->{usedpasswd}; + $self->{priv} = 0 unless $self->{hostname} eq '127.0.0.1' || $self->{hostname} eq '::1' || $self->conn->{usedpasswd}; # get the filters my $nossid = $call; @@ -163,7 +177,10 @@ sub start $self->{annfilter} = Filter::read_in('ann', $call, 0) || Filter::read_in('ann', $nossid, 0) || Filter::read_in('ann', 'user_default', 0) ; - + $self->{rbnfilter} = Filter::read_in('rbn', $call, 0) + || Filter::read_in('rbn', $nossid, 0) + || Filter::read_in('rbn', 'user_default', 0); + # clean up qra locators my $qra = $user->qra; $qra = undef if ($qra && !DXBearing::is_qra($qra)); @@ -197,8 +214,7 @@ sub start $script->run($self) if $script; # send cluster info - my $info = Route::cluster(); - $self->send("Cluster:$info"); + $self->send($self->run_cmd("show/cluster")); # send prompts for qth, name and things $self->send($self->msg('namee1')) if !$user->name; @@ -211,7 +227,7 @@ sub start foreach my $call (@{$user->buddies}) { my $ref = Route::User::get($call); if ($ref) { - foreach my $node (@{$ref->parent}) { + foreach my $node ($ref->parents) { $self->send($self->msg($node eq $main::mycall ? 'loginb' : 'loginbn', $call, $node)); } } @@ -302,10 +318,14 @@ sub normal $self->conn->{echo} = $self->conn->{decho}; delete $self->conn->{decho}; $self->state('prompt'); - } elsif ($self->{state} eq 'talk') { + } elsif ($self->{state} eq 'talk' || $self->{state} eq 'chat') { if ($cmdline =~ m{^(?:/EX|/ABORT)}i) { for (@{$self->{talklist}}) { - $self->send_talks($_, $self->msg('talkend')); + if ($self->{state} eq 'talk') { + $self->send_talks($_, $self->msg('talkend')); + } else { + $self->local_send('C', $self->msg('chatend', $_)); + } } $self->state('prompt'); delete $self->{talklist}; @@ -322,12 +342,16 @@ sub normal LogDbg('DXCommand', "$self->{call} swore: $l with words:" . join(',', @bad) . ")"); } else { for (@{$self->{talklist}}) { - $self->send_talks($_, $l); + if ($self->{state} eq 'talk') { + $self->send_talks($_, $l); + } else { + send_chats($self, $_, $l) + } } } } } - $self->send($self->talk_prompt); + $self->send($self->{state} eq 'talk' ? $self->talk_prompt : $self->chat_prompt); } elsif ($self->{talklist} && @{$self->{talklist}}) { # send what has been said to whoever is in this person's talk list my @bad; @@ -336,10 +360,15 @@ sub normal LogDbg('DXCommand', "$self->{call} swore: $cmdline with words:" . join(',', @bad) . ")"); } else { for (@{$self->{talklist}}) { - $self->send_talks($_, $rawline); + if ($self->{state} eq 'talk') { + $self->send_talks($_, $rawline); + } else { + send_chats($self, $_, $rawline); + } } } $self->send($self->talk_prompt) if $self->{state} eq 'talk'; + $self->send($self->chat_prompt) if $self->{state} eq 'chat'; } else { # for safety $self->state('prompt'); @@ -398,16 +427,40 @@ sub send_talks } } -sub talk_prompt +sub send_chats +{ + my $self = shift; + my $target = shift; + my $text = shift; + + my $msgid = DXProt::nextchatmsgid(); + $text = "#$msgid $text"; + $main::me->normal(DXProt::pc93($target, $self->{call}, undef, $text)); +} + +sub special_prompt { my $self = shift; + my $prompt = shift; my @call; for (@{$self->{talklist}}) { my ($to, $via) = /(\S+)>(\S+)/; $to = $_ unless $to; push @call, $to; } - return $self->msg('talkprompt', join(',', @call)); + return $self->msg($prompt, join(',', @call)); +} + +sub talk_prompt +{ + my $self = shift; + return $self->special_prompt('talkprompt'); +} + +sub chat_prompt +{ + my $self = shift; + return $self->special_prompt('chatprompt'); } # @@ -439,8 +492,9 @@ sub send_ans } } } + # -# this is the thing that runs the command, it is done like this for the +# this is the thing that preps for running the command, it is done like this for the # benefit of remote command execution # @@ -452,19 +506,22 @@ sub run_cmd my $cmdline = shift; my @ans; - return () if length $cmdline == 0; - # split the command line up into parts, the first part is the command my ($cmd, $args) = split /\s+/, $cmdline, 2; $args = "" unless defined $args; if ($cmd) { + + # check cmd + if ($cmd =~ m|^/| || $cmd =~ m|[^-?\w/]|) { + LogDbg('DXCommand', "cmd: invalid characters in '$cmd'"); + return $self->_error_out('e1'); + } + # strip out // on command only $cmd =~ s|//|/|g; - $cmd =~ s|^/||g; # no leading / either - $cmd =~ s|[^-?\w/]||g; # and no funny characters either my ($path, $fcmd); @@ -475,7 +532,7 @@ sub run_cmd if ($acmd) { ($cmd, $args) = split /\s+/, "$acmd $args", 2; $args = "" unless defined $args; - dbg("aliased cmd: $cmd $args") if isdbg('command'); + dbg("cmd: aliased $cmd $args") if isdbg('command'); } # first expand out the entry to a command @@ -483,26 +540,32 @@ sub run_cmd ($path, $fcmd) = search($main::cmd, $cmd, "pl") unless $path && $fcmd; if ($path && $cmd) { - dbg("path: $cmd cmd: $fcmd") if isdbg('command'); + dbg("cmd: path $cmd cmd: $fcmd") if isdbg('command'); my $package = find_cmd_name($path, $fcmd); return ($@) if $@; - if ($package) { + if ($package && $self->can("${package}::handle")) { no strict 'refs'; - dbg("package: $package") if isdbg('command'); - eval { @ans = &$package($self, $args) }; - return (DXDebug::shortmess($@)) if $@; + dbg("cmd: package $package") if isdbg('command'); + my $t0 = [gettimeofday]; + eval { @ans = &{"${package}::handle"}($self, $args) }; + if ($@) { + DXDebug::dbgprintring(25); + return (DXDebug::shortmess($@)); + } + if (isdbg('progress')) { + my $msecs = _diffms($t0); + my $s = "CMD: '$cmd $args' by $call ip: $self->{hostname} ${msecs}mS"; + dbg($s) if $cmd !~ /^(?:echo|blank)/ || isdbg('echo'); # cut down a bit on HRD and other clients' noise + } + } else { + dbg("cmd: $package not present") if isdbg('command'); + return $self->_error_out('e1'); } } else { dbg("cmd: $cmd not found") if isdbg('command'); - if (++$self->{errors} > $maxerrors) { - $self->send($self->msg('e26')); - $self->disconnect; - return (); - } else { - return ($self->msg('e1')); - } + return $self->_error_out('e1'); } } @@ -510,7 +573,7 @@ sub run_cmd if ($ok) { delete $self->{errors}; } else { - if (++$self->{errors} > $maxerrors) { + if (++$self->{errors} > $DXChannel::maxerrors) { $self->send($self->msg('e26')); $self->disconnect; return (); @@ -528,9 +591,10 @@ sub process my $t = time; my @dxchan = DXChannel::get_all(); my $dxchan; - + + $users = 0; foreach $dxchan (@dxchan) { - next if $dxchan->sort ne 'U'; + next unless $dxchan->is_user; # send a outstanding message prompt if required if ($t >= $dxchan->lastmsgpoll + $msgpolltime) { @@ -543,6 +607,8 @@ sub process $dxchan->prompt() if $dxchan->{state} =~ /^prompt/o; $dxchan->t($t); } + ++$users; + $maxusers = $users if $users > $maxusers; } while (my ($k, $v) = each %nothereslug) { @@ -569,12 +635,14 @@ sub disconnect my $uref = Route::User::get($call); my @rout; if ($uref) { - @rout = $main::routeroot->del_user($uref); +# @rout = $main::routeroot->del_user($uref); + @rout = DXProt::_del_thingy($main::routeroot, [$call, 0]); + dbg("B/C PC17 on $main::mycall for: $call") if isdbg('route'); # issue a pc17 to everybody interested $main::me->route_pc17($main::mycall, undef, $main::routeroot, $uref); - $main::me->route_pc92d($main::mycall, undef, $main::routeroot, $uref); + $main::me->route_pc92d($main::mycall, undef, $main::routeroot, $uref) unless $DXProt::pc92_slug_changes; } else { confess "trying to disconnect a non existant user $call"; } @@ -622,7 +690,7 @@ sub broadcast my $s = shift; # the line to be rebroadcast foreach my $dxchan (DXChannel::get_all()) { - next unless $dxchan->{sort} eq 'U'; # only interested in user channels + next unless $dxchan->is_user; # only interested in user channels next if grep $dxchan == $_, @_; $dxchan->send($s); # send it } @@ -631,7 +699,7 @@ sub broadcast # gimme all the users sub get_all { - return grep {$_->{sort} eq 'U'} DXChannel::get_all(); + goto &DXChannel::get_all_users; } # run a script for this user @@ -713,12 +781,14 @@ sub clear_cmd_cache { no strict 'refs'; - for (keys %Cache) { - undef *{$_} unless /cmd_cache/; - dbg("Undefining cmd $_") if isdbg('command'); + for my $k (keys %Cache) { + unless ($k =~ /cmd_cache/) { + dbg("Undefining cmd $k") if isdbg('command'); + undef $DXCommandmode::{"${k}::"}; + } } %cmd_cache = (); - %Cache = (); + %Cache = ( cmd_clear_cmd_cache => $Cache{cmd_clear_cmd_cache} ); } # @@ -729,11 +799,10 @@ sub clear_cmd_cache # # This has been nicked directly from the perlembed pages # - #require Devel::Symdump; sub valid_package_name { - my($string) = @_; + my $string = shift; $string =~ s|([^A-Za-z0-9_/])|sprintf("_%2x",unpack("C",$1))|eg; $string =~ s|/|_|g; @@ -756,11 +825,11 @@ sub find_cmd_name { return undef; } - if(defined $Cache{$package}->{mtime} &&$Cache{$package}->{mtime} <= $mtime) { + if(exists $Cache{$package} && exists $Cache{$package}->{mtime} && $Cache{$package}->{mtime} <= $mtime) { #we have compiled this subroutine already, #it has not been updated on disk, nothing left to do #print STDERR "already compiled $package->handler\n"; - ; + dbg("find_cmd_name: $package cached") if isdbg('command'); } else { my $sub = readfilestr($filename); @@ -770,7 +839,14 @@ sub find_cmd_name { }; #wrap the code into a subroutine inside our unique package - my $eval = qq( sub $package { $sub } ); + my $eval = qq(package DXCommandmode::$package; use 5.10.1; use POSIX qw{:math_h}; use DXLog; use DXDebug; use DXUser; use DXUtil; our \@ISA = qw{DXCommandmode}; ); + + + if ($sub =~ m|\s*sub\s+handle\n|) { + $eval .= $sub; + } else { + $eval .= qq(sub handle { $sub }); + } if (isdbg('eval')) { my @list = split /\n/, $eval; @@ -784,18 +860,19 @@ sub find_cmd_name { no strict 'refs'; if (exists $Cache{$package}) { - dbg("Redefining $package") if isdbg('command'); - undef *$package; + dbg("find_cmd_name: Redefining $package") if isdbg('command'); + undef $DXCommandmode::{"${package}::"}; + delete $Cache{$package}; } else { - dbg("Defining $package") if isdbg('command'); + dbg("find_cmd_name: Defining $package") if isdbg('command'); } + eval $eval; - - $Cache{$package} = {mtime => $mtime }; - + + $Cache{$package} = {mtime => $mtime } unless $@; } - return $package; + return "DXCommandmode::$package"; } sub send @@ -813,7 +890,7 @@ sub send sub local_send { my ($self, $let, $buf) = @_; - if ($self->{state} eq 'prompt' || $self->{state} eq 'talk') { + if ($self->{state} eq 'prompt' || $self->{state} eq 'talk' || $self->{state} eq 'chat') { if ($self->{enhanced}) { $self->send_later($let, $buf); } else { @@ -919,29 +996,37 @@ sub format_dx_spot my $t = ztime($_[2]); my $loc = ''; - my $clth = $self->{consort} eq 'local' ? 29 : 30; + my $clth = 30; + # --$clth if $self->{consort} eq 'local'; + my $comment = substr (($_[3] || ''), 0, $clth); - $comment .= ' ' x ($clth - length($comment)); - if ($self->{user}->wantgrid) { - my $ref = DXUser->get_current($_[4]); - if ($ref) { - $loc = $ref->qra || ''; - $loc = ' ' . substr($loc, 0, 4) if $loc; + $comment .= ' ' x ($clth - (length($comment))); + + if ($self->{user}->wantgrid) { + my $ref = DXUser::get_current($_[1]); + if ($ref && $ref->qra) { + my $cloc = ' ' . substr($ref->qra, 0, 4); + $comment = substr $comment, 0, ($clth - (length($comment)+length($cloc))); + $comment .= $cloc; } - } - - if ($self->{user}->wantdxitu) { + my $origin = $_[4]; + $origin =~ s/-#$//; # sigh...... + $ref = DXUser::get_current($origin); + if ($ref && $ref->qra) { + $loc = ' ' . substr($ref->qra, 0, 4); + } + } elsif ($self->{user}->wantdxitu) { $loc = ' ' . sprintf("%2d", $_[10]) if defined $_[10]; - $comment = substr($comment, 0, $self->{consort} eq 'local' ? 26 : 27) . ' ' . sprintf("%2d", $_[8]) if defined $_[8]; + $comment = substr($comment, 0, $clth-3) . ' ' . sprintf("%2d", $_[8]) if defined $_[8]; } elsif ($self->{user}->wantdxcq) { $loc = ' ' . sprintf("%2d", $_[11]) if defined $_[11]; - $comment = substr($comment, 0, $self->{consort} eq 'local' ? 26 : 27) . ' ' . sprintf("%2d", $_[9]) if defined $_[9]; + $comment = substr($comment, 0, $clth-3) . ' ' . sprintf("%2d", $_[9]) if defined $_[9]; } elsif ($self->{user}->wantusstate) { $loc = ' ' . $_[13] if $_[13]; - $comment = substr($comment, 0, $self->{consort} eq 'local' ? 26 : 27) . ' ' . $_[12] if $_[12]; + $comment = substr($comment, 0, $clth-3) . ' ' . $_[12] if $_[12]; } - return sprintf "DX de %-7.7s%11.1f %-12.12s %-s $t$loc", "$_[4]:", $_[0], $_[1], $comment; + return sprintf "DX de %-9.9s%10.1f %-12.12s %-s $t$loc", "$_[4]:", $_[0], $_[1], $comment; } # send a dx spot @@ -967,7 +1052,7 @@ sub dx_spot } elsif ($self->{gtk}) { my ($dxloc, $byloc); - my $ref = DXUser->get_current($_[4]); + my $ref = DXUser::get_current($_[4]); if ($ref) { $byloc = $ref->qra; $byloc = substr($byloc, 0, 4) if $byloc; @@ -975,7 +1060,7 @@ sub dx_spot my $spot = $_[1]; $spot =~ s|/\w{1,4}$||; - $ref = DXUser->get_current($spot); + $ref = DXUser::get_current($spot); if ($ref) { $dxloc = $ref->qra; $dxloc = substr($dxloc, 0, 4) if $dxloc; @@ -1045,7 +1130,7 @@ sub broadcast_debug { my $s = shift; # the line to be rebroadcast - foreach my $dxchan (DXChannel::get_all) { + foreach my $dxchan (DXChannel::get_all_users) { next unless $dxchan->{enhanced} && $dxchan->{senddbg}; if ($dxchan->{gtk}) { $dxchan->send_later('L', dd(['db', $s])); @@ -1121,6 +1206,9 @@ sub import_cmd my @names = readdir(DIR); closedir(DIR); my $name; + + return unless @names; + foreach $name (@names) { next if $name =~ /^\./; @@ -1143,7 +1231,7 @@ sub import_cmd if ($dxchan) { @out = $s->run($dxchan, 1); } else { - my $u = DXUser->get($call); + my $u = DXUser::get($call); if ($u) { $dxchan = $main::me; my $old = $dxchan->{call}; @@ -1153,7 +1241,7 @@ sub import_cmd $dxchan->{priv} = $u->priv; $dxchan->{user} = $u; @out = $s->run($dxchan, 1); - $dxchan->{call} = $call; + $dxchan->{call} = $old; $dxchan->{priv} = $priv; $dxchan->{user} = $user; } else { @@ -1178,5 +1266,118 @@ sub print_find_reply my $sort = $flag == 2 ? "External" : "Local"; $self->send("$sort $target found at $node in $ms ms" ); } + +# send the most relevant motd +sub send_motd +{ + my $self = shift; + my $motd; + + unless ($self->{registered}) { + $motd = "${main::motd}_nor_$self->{lang}"; + $motd = "${main::motd}_nor" unless -e $motd; + } + $motd = "${main::motd}_$self->{lang}" unless $motd && -e $motd; + $motd = $main::motd unless $motd && -e $motd; + if ($self->conn->ax25) { + if ($motd) { + $motd = "${motd}_ax25" if -e "${motd}_ax25"; + } else { + $motd = "${main::motd}_ax25" if -e "${main::motd}_ax25"; + } + } + $self->send_file($motd) if -e $motd; +} + + +# Punt off a long running command into a separate process +# +# This is called from commands to run some potentially long running +# function. The process forks and then runs the function and returns +# the result back to the cmd. +# +# NOTE: this merely forks the current process and then runs the cmd in that (current) context. +# IT DOES NOT START UP SOME NEW PROGRAM AND RELIES ON THE FACT THAT IT IS RUNNING DXSPIDER +# THE CURRENT CONTEXT!! +# +# call: $self->spawn_cmd($original_cmd_line, \, [cb => sub{...}], [prefix => "cmd> "], [progress => 0|1], [args => [...]]); +sub spawn_cmd +{ + my $self = shift; + my $line = shift; + my $cmdref = shift; + my $call = $self->{call}; + my %args = @_; + my @out; + + my $cb = delete $args{cb}; + my $prefix = delete $args{prefix}; + my $progress = delete $args{progress}; + my $args = delete $args{args} || []; + my $t0 = [gettimeofday]; + + no strict 'refs'; + + # just behave normally if something has set the "one-shot" _nospawn in the channel + if ($self->{_nospawn}) { + eval { @out = $cmdref->(@$args); }; + if ($@) { + DXDebug::dbgprintring(25); + push @out, DXDebug::shortmess($@); + } + return @out; + } + + my $fc = DXSubprocess->new; +# $fc->serializer(\&encode_json); +# $fc->deserializer(\&decode_json); + $fc->run( + sub { + my $subpro = shift; + if (isdbg('progress')) { + my $s = qq{line: "$line"}; + $s .= ", args: " . join(', ', map { defined $_ ? qq{'$_'} : q{'undef'} } @$args) if $args && @$args; + dbg($s); + } + eval { @out = $cmdref->(@$args); }; + if ($@) { + DXDebug::dbgprintring(25); + push @out, DXDebug::shortmess($@); + } + return @out; + }, +# $args, + sub { + my ($fc, $err, @res) = @_; + my $dxchan = DXChannel::get($call); + return unless $dxchan; + + if ($err) { + my $s = "DXProt::spawn_cmd: call $call error $err"; + dbg($s) if isdbg('chan'); + $dxchan->send($s); + return; + } + if ($cb) { + # transform output if required + @res = $cb->($dxchan, @res); + } + if (@res) { + if (defined $prefix) { + $dxchan->send(map {"$prefix$_"} @res); + } else { + $dxchan->send(@res); + } + } + diffms("by $call", $line, $t0, scalar @res) if isdbg('progress'); + }); + + return @out; +} + +sub user_count +{ + return ($users, $maxusers); +} 1; __END__