X-Git-Url: http://gb7djk.dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXCommandmode.pm;h=e86abd1a4f76c3f35a7150b7a0a72550e7d4a658;hb=36e0c1ffda9295a4090eab75360f1b59d964ada3;hp=30ad8c560fd2b81a9ff1dad5dcc98fd8c0c68784;hpb=8ea73c533440d7f73f96f8110b9f597a26a75241;p=spider.git diff --git a/perl/DXCommandmode.pm b/perl/DXCommandmode.pm index 30ad8c56..e86abd1a 100644 --- a/perl/DXCommandmode.pm +++ b/perl/DXCommandmode.pm @@ -32,14 +32,19 @@ 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 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 @@ -47,12 +52,11 @@ use vars qw(%Cache %cmd_cache $errstr %aliases $scriptbase $maxerrors %notheresl $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 - # +# # # obtain a new connection this is derived from dxchannel @@ -65,13 +69,14 @@ 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->{conn}->peerhost], ); # 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; @@ -89,7 +94,7 @@ 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"); @@ -118,6 +123,7 @@ sub start $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}; @@ -133,16 +139,8 @@ 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}; @@ -211,7 +209,7 @@ 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, $node)); } } @@ -308,7 +306,7 @@ sub normal if ($self->{state} eq 'talk') { $self->send_talks($_, $self->msg('talkend')); } else { - $self->send_chats($_, $self->msg('chatend', $_)); + $self->local_send('C', $self->msg('chatend', $_)); } } $self->state('prompt'); @@ -329,7 +327,7 @@ sub normal if ($self->{state} eq 'talk') { $self->send_talks($_, $l); } else { - $self->send_chats($_, $l) + send_chats($self, $_, $l) } } } @@ -347,7 +345,7 @@ sub normal if ($self->{state} eq 'talk') { $self->send_talks($_, $rawline); } else { - $self->send_chats($_, $rawline); + send_chats($self, $_, $rawline); } } } @@ -476,6 +474,7 @@ sub send_ans } } } + # # this is the thing that runs the command, it is done like this for the # benefit of remote command execution @@ -489,19 +488,22 @@ 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, $fcmd); @@ -512,7 +514,7 @@ sub run_cmd if ($acmd) { ($cmd, $args) = split /\s+/, "$acmd $args", 2; $args = "" unless defined $args; - dbg("aliased cmd: $cmd $args") if isdbg('command'); + dbg("cmd: aliased $cmd $args") if isdbg('command'); } # first expand out the entry to a command @@ -520,26 +522,23 @@ sub run_cmd ($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) }; + 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 $self->_error_out('e1'); } } @@ -547,7 +546,7 @@ sub run_cmd if ($ok) { delete $self->{errors}; } else { - if (++$self->{errors} > $maxerrors) { + if (++$self->{errors} > $DXChannel::maxerrors) { $self->send($self->msg('e26')); $self->disconnect; return (); @@ -567,7 +566,7 @@ sub process my $dxchan; foreach $dxchan (@dxchan) { - next if $dxchan->sort ne 'U'; + next unless $dxchan->{sort} eq 'U'; # send a outstanding message prompt if required if ($t >= $dxchan->lastmsgpoll + $msgpolltime) { @@ -606,12 +605,14 @@ 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 $call"; } @@ -750,12 +751,14 @@ sub clear_cmd_cache { no strict 'refs'; - for (keys %Cache) { - undef *{$_} 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 => $Cache{cmd_clear_cmd_cache} ); } # @@ -766,11 +769,10 @@ sub clear_cmd_cache # # This has been nicked directly from the perlembed pages # - #require Devel::Symdump; sub valid_package_name { - my($string) = @_; + my $string = shift; $string =~ s|([^A-Za-z0-9_/])|sprintf("_%2x",unpack("C",$1))|eg; $string =~ s|/|_|g; @@ -793,11 +795,11 @@ 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); @@ -807,7 +809,14 @@ 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 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; @@ -821,18 +830,19 @@ 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 @@ -960,7 +970,7 @@ sub format_dx_spot my $comment = substr (($_[3] || ''), 0, $clth); $comment .= ' ' x ($clth - length($comment)); if ($self->{user}->wantgrid) { - my $ref = DXUser->get_current($_[4]); + my $ref = DXUser::get_current($_[4]); if ($ref) { $loc = $ref->qra || ''; $loc = ' ' . substr($loc, 0, 4) if $loc; @@ -1004,7 +1014,7 @@ sub dx_spot } elsif ($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; @@ -1012,7 +1022,7 @@ 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; @@ -1158,6 +1168,9 @@ sub import_cmd my @names = readdir(DIR); closedir(DIR); my $name; + + return unless @names; + foreach $name (@names) { next if $name =~ /^\./; @@ -1180,7 +1193,7 @@ sub import_cmd if ($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}; @@ -1190,7 +1203,7 @@ 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 { @@ -1215,5 +1228,85 @@ 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(\, [cb => sub{...}], [prefix => "cmd> "], [progress => 0|1], [args => [...]]); +sub spawn_cmd +{ + my $self = 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} || []; + + 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); + } + } + }); + return @out; +} + 1; __END__