#
# Copyright (c) 1998 Dirk Koopman G1TLH
#
-# $Id$
+#
#
package DXCommandmode;
@ISA = qw(DXChannel);
+require 5.10.1;
+
+use POSIX qw(:math_h);
use DXUtil;
use DXChannel;
use DXUser;
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 Mojo::IOLoop::ForkCall;
+use Mojo::UserAgent;
use strict;
-use vars qw(%Cache %cmd_cache $errstr %aliases $scriptbase $maxerrors %nothereslug
+use vars qw(%Cache %cmd_cache $errstr %aliases $scriptbase %nothereslug
$maxbadcount $msgpolltime $default_pagelth $cmdimportdir);
%Cache = (); # cache of dynamically loaded routine's mod times
$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
- #
-
-use vars qw($VERSION $BRANCH);
-$VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
-$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/ || (0,0));
-$main::build += $VERSION;
-$main::branch += $BRANCH;
+#
#
# obtain a new connection this is derived from dxchannel
# 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);
- $main::me->route_pc16($main::mycall, undef, $main::routeroot, $ref) if $ref;
+ if ($ref) {
+ $main::me->route_pc16($main::mycall, undef, $main::routeroot, $ref);
+ $main::me->route_pc92a($main::mycall, undef, $main::routeroot, $ref) unless $DXProt::pc92_slug_changes;
+ }
return $self;
}
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}));
$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;
$self->{ann_talk} = $user->wantann_talk;
$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};
$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;
foreach my $call (@{$user->buddies}) {
my $ref = Route::User::get($call);
if ($ref) {
- foreach my $node (@{$ref->parent}) {
- my $s = $node eq $main::mycall ? $call : "$node: $call";
- $self->send($self->msg('loginb', $s));
+ foreach my $node ($ref->parents) {
+ $self->send($self->msg($node eq $main::mycall ? 'loginb' : 'loginbn', $call, $node));
}
}
}
$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 $self->{talklist};
LogDbg('DXCommand', "$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} && @{$self->{talklist}}) {
# send what has been said to whoever is in this person's talk list
my @bad;
LogDbg('DXCommand', "$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
$self->state('prompt');
my ($to, $via) = $ent =~ /(\S+)>(\S+)/;
$to = $ent unless $to;
- my $call = $via ? $via : $to;
+ my $call = $via && $via ne '*' ? $via : $to;
my $clref = Route::get($call);
my $dxchan = $clref->dxchan if $clref;
if ($dxchan) {
- $dxchan->talk($self->{call}, $to, $via, $line);
+ $dxchan->talk($self->{call}, $to, undef, $line);
} else {
$self->send($self->msg('disc2', $via ? $via : $to));
my @l = grep { $_ ne $ent } @{$self->{talklist}};
}
}
-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');
}
#
}
}
}
+
#
# this is the thing that runs the command, it is done like this for the
# benefit of remote command execution
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, $fcmd);
if ($acmd) {
($cmd, $args) = split /\s+/, "$acmd $args", 2;
$args = "" unless defined $args;
- dbg("aliased cmd: $cmd $args") if isdbg('command');
+ dbg("cmd: aliased $cmd $args") if isdbg('command');
}
# first expand out the entry to a command
($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) };
+ dbg("cmd: package $package") if isdbg('command');
+ eval { @ans = &{"${package}::handle"}($self, $args) };
return (DXDebug::shortmess($@)) if $@;
+ } 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 $self->_error_out('e1');
}
}
if ($ok) {
delete $self->{errors};
} else {
- if (++$self->{errors} > $maxerrors) {
+ if (++$self->{errors} > $DXChannel::maxerrors) {
$self->send($self->msg('e26'));
$self->disconnect;
return ();
my $dxchan;
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) {
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) unless $DXProt::pc92_slug_changes;
} else {
confess "trying to disconnect a non existant user $call";
}
sub prompt
{
my $self = shift;
+
+ return if $self->{gtk}; # 'cos prompts are not a concept that applies here
+
my $call = $self->call;
my $date = cldate($main::systime);
my $time = ztime($main::systime);
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
}
# gimme all the users
sub get_all
{
- return grep {$_->{sort} eq 'U'} DXChannel::get_all();
+ return grep {$_->is_user} DXChannel::get_all();
}
# run a script for this user
{
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 => $Cache{cmd_clear_cmd_cache} );
}
#
#
# This has been nicked directly from the perlembed pages
#
-
#require Devel::Symdump;
sub valid_package_name {
- my($string) = @_;
+ my $string = shift;
$string =~ s|([^A-Za-z0-9_/])|sprintf("_%2x",unpack("C",$1))|eg;
$string =~ s|/|_|g;
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);
};
#wrap the code into a subroutine inside our unique package
- my $eval = qq( sub $package { $sub } );
+ my $eval = qq(package DXCommandmode::$package; 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;
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
+{
+ my $self = shift;
+ if ($self->{gtk}) {
+ for (@_) {
+ $self->SUPER::send(dd(['cmd',$_]));
+ }
+ } else {
+ $self->SUPER::send(@_);
+ }
}
sub local_send
{
my ($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, $buf);
} else {
# send a talk message here
sub talk
{
- my ($self, $from, $to, $via, $line) = @_;
+ my ($self, $from, $to, $via, $line, $onode) = @_;
$line =~ s/\\5E/\^/g;
- $self->local_send('T', "$to de $from: $line") if $self->{talk};
- Log('talk', $to, $from, $via?$via:$main::mycall, $line);
+ if ($self->{talk}) {
+ if ($self->{gtk}) {
+ $self->local_send('T', dd(['talk',$to,$from,$via,$line]));
+ } else {
+ $self->local_send('T', "$to de $from: $line");
+ }
+ }
+ Log('talk', $to, $from, '<' . ($onode || '*'), $line);
# send a 'not here' message if required
unless ($self->{here} && $from ne $to) {
my $key = "$to$from";
return if $_[0] ne $main::myalias && $_[0] ne $main::mycall;
}
return if $target eq 'SYSOP' && $self->{priv} < 5;
- my $buf = "$to$target de $_[0]: $text";
- $buf =~ s/\%5E/^/g;
- $buf .= "\a\a" if $self->{beep};
+ my $buf;
+ if ($self->{gtk}) {
+ $buf = dd(['ann', $to, $target, $text, @_])
+ } else {
+ $buf = "$to$target de $_[0]: $text";
+ $buf =~ s/\%5E/^/g;
+ $buf .= "\a\a" if $self->{beep};
+ }
$self->local_send($target eq 'WX' ? 'W' : 'N', $buf);
}
return unless grep uc $_ eq $target, @{$self->{user}->{group}};
$text =~ s/^\#\d+ //;
- my $buf = "$target de $_[0]: $text";
- $buf =~ s/\%5E/^/g;
- $buf .= "\a\a" if $self->{beep};
+ my $buf;
+ if ($self->{gtk}) {
+ $buf = dd(['chat', $to, $target, $text, @_])
+ } else {
+ $buf = "$target de $_[0]: $text";
+ $buf =~ s/\%5E/^/g;
+ $buf .= "\a\a" if $self->{beep};
+ }
$self->local_send('C', $buf);
}
my $t = ztime($_[2]);
my $loc = '';
my $clth = $self->{consort} eq 'local' ? 29 : 30;
- my $comment = substr $_[3], 0, $clth;
+ my $comment = substr (($_[3] || ''), 0, $clth);
$comment .= ' ' x ($clth - length($comment));
- if ($self->{user}->wantgrid) {
- my $ref = DXUser->get_current($_[4]);
+ if ($self->{user}->wantgrid) {
+ my $ref = DXUser::get_current($_[4]);
if ($ref) {
$loc = $ref->qra || '';
$loc = ' ' . substr($loc, 0, 4) if $loc;
my $buf;
if ($self->{ve7cc}) {
$buf = VE7CC::dx_spot($self, @_);
+ } elsif ($self->{gtk}) {
+ my ($dxloc, $byloc);
+
+ my $ref = DXUser::get_current($_[4]);
+ if ($ref) {
+ $byloc = $ref->qra;
+ $byloc = substr($byloc, 0, 4) if $byloc;
+ }
+
+ my $spot = $_[1];
+ $spot =~ s|/\w{1,4}$||;
+ $ref = DXUser::get_current($spot);
+ if ($ref) {
+ $dxloc = $ref->qra;
+ $dxloc = substr($dxloc, 0, 4) if $dxloc;
+ }
+ $buf = dd(['dx', @_, ($dxloc||''), ($byloc||'')]);
+
} else {
$buf = $self->format_dx_spot(@_);
$buf .= "\a\a" if $self->{beep};
return unless $filter;
}
- my $buf = "WWV de $_[6] <$_[1]>: SFI=$_[2], A=$_[3], K=$_[4], $_[5]";
- $buf .= "\a\a" if $self->{beep};
+ my $buf;
+ if ($self->{gtk}) {
+ $buf = dd(['wwv', @_])
+ } else {
+ $buf = "WWV de $_[6] <$_[1]>: SFI=$_[2], A=$_[3], K=$_[4], $_[5]";
+ $buf .= "\a\a" if $self->{beep};
+ }
+
$self->local_send('V', $buf);
}
return unless $filter;
}
- my $buf = "WCY de $_[10] <$_[1]> : K=$_[4] expK=$_[5] A=$_[3] R=$_[6] SFI=$_[2] SA=$_[7] GMF=$_[8] Au=$_[9]";
- $buf .= "\a\a" if $self->{beep};
+ my $buf;
+ if ($self->{gtk}) {
+ $buf = dd(['wcy', @_])
+ } else {
+ $buf = "WCY de $_[10] <$_[1]> : K=$_[4] expK=$_[5] A=$_[3] R=$_[6] SFI=$_[2] SA=$_[7] GMF=$_[8] Au=$_[9]";
+ $buf .= "\a\a" if $self->{beep};
+ }
$self->local_send('Y', $buf);
}
{
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};
- $dxchan->send_later('L', $s);
+ if ($dxchan->{gtk}) {
+ $dxchan->send_later('L', dd(['db', $s]));
+ } else {
+ $dxchan->send_later('L', $s);
+ }
}
}
my @names = readdir(DIR);
closedir(DIR);
my $name;
+
+ return unless @names;
+
foreach $name (@names) {
next if $name =~ /^\./;
if ($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};
$dxchan->{priv} = $u->priv;
$dxchan->{user} = $u;
@out = $s->run($dxchan, 1);
- $dxchan->{call} = $call;
+ $dxchan->{call} = $old;
$dxchan->{priv} = $priv;
$dxchan->{user} = $user;
} else {
}
}
}
+
+sub print_find_reply
+{
+ my ($self, $node, $target, $flag, $ms) = @_;
+ 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;
+}
+
+sub _diffms
+{
+ return unless isdbg('chan');
+ my $call = shift;
+ my $line = shift;
+ my $ta = shift;
+ my $tb = shift || [gettimeofday];
+
+ my $a = int($ta->[0] * 1000) + int($ta->[1] / 1000);
+ my $b = int($tb->[0] * 1000) + int($tb->[1] / 1000);
+ my $msecs = $b - $a;
+
+ my $s = "forkcall stats: $call '$line' ";
+ $s .= "${msecs}mS";
+ dbg($s);
+}
+
+# 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, \<function>, [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';
+
+ my $fc = Mojo::IOLoop::ForkCall->new;
+ $fc->serializer(\&encode_json);
+ $fc->deserializer(\&decode_json);
+ $fc->run(
+ sub {my @args = @_; my @res = $cmdref->(@args); return @res},
+ $args,
+ sub {
+ my ($fc, $err, @res) = @_;
+ my $dxchan = DXChannel::get($call);
+ return unless $dxchan;
+
+ if (defined $err) {
+ my $s = "DXCommand::spawn_cmd: call $call error $err";
+ dbg($s) if isdbg('chan');
+ $dxchan->send($s);
+ return;
+ }
+ if ($cb) {
+ $cb->($dxchan, @res);
+ } else {
+ return unless @res;
+ if (defined $prefix) {
+ $dxchan->send(map {"$prefix$_"} @res);
+ } else {
+ $dxchan->send(@res);
+ }
+ }
+ _diffms($call, $line, $t0);
+ });
+
+ return @out;
+}
+
1;
__END__