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/cvs/deliantra/server/ext/dm-support.ext
Revision: 1.14
Committed: Fri Oct 12 19:13:26 2007 UTC (16 years, 7 months ago) by root
Branch: MAIN
Changes since 1.13: +0 -1 lines
Log Message:
slightly better can_merge

File Contents

# Content
1 #! perl
2
3 use Coro::Debug;
4 use IO::Socket;
5
6 my %global; # for use by eval'ed commands
7
8 sub tcp_serve($) {
9 my ($fh) = @_;
10
11 binmode $fh, ":raw:perlio:utf8";
12
13 my $buf;
14 my ($a, $b, $c, $d, $e, $f, $g, $h, $i, $j, $k, $l, $m, $n, $o, $p, $q, $r, $s, $t, $u, $v, $w, $x, $y, $z);
15 my (%l, @l); # for use by shell users
16
17 print $fh <<EOF;
18 Welcome!
19 Remember that everything entered here will be in the main coro context within cf::!
20 You can freely use \$a .. \$z and \@l and \%l
21
22 Useful commands (note the '&'):
23
24 reload_perl &
25 reload_config &
26 reload_regions &
27 reload_facedata &
28 reload_treasures &
29 reload_archetypes &
30 ext::help::reload &
31 ext::books::reload &
32 ext::map_tags::reload &
33 ext::map_world::reload &
34 EOF
35 print $fh "\n> ";
36
37 Event->io (fd => $fh, poll => 'r', data => 0, cb => sub {
38 if (defined (my $cmd = <$fh>)) {
39 $cmd =~ s/\s+$//;
40
41 if ($cmd =~ /^\s*exit\b/i) {
42 print $fh "will not exit() server.\n";
43 } elsif ($cmd =~ s/^coro\s+// or $cmd =~ /^(?:ps|bt\s)/) {
44 select $fh;
45 Coro::Debug::command $cmd;
46 select STDOUT;
47 } else {
48 my $sub = sub {
49 package cf;
50 select $fh;
51
52 # compile first, the execute, as Coro does not support switching in eval string
53 my $cb = eval "sub { $cmd }";
54
55 my $t1 = Time::HiRes::time;
56 my @res = $@ ? () : eval { $cb->() };
57 my $t2 = Time::HiRes::time;
58
59 print "\n",
60 "command: '$cmd'\n",
61 "execution time: ", $t2 - $t1, "\n";
62 warn "evaluation error: $@" if $@;
63 print "evaluation error: $@\n" if $@;
64 print "result:\n", cf::dumpval @res > 1 ? \@res : $res[0] if @res;
65 print "\n> ";
66
67 select STDOUT;
68 };
69
70 if ($cmd =~ s/\s*&$//) {
71 cf::async {
72 $Coro::current->desc ($cmd);
73 $sub->()
74 };
75 } else {
76 $sub->();
77 }
78 }
79
80 print $fh "\n> ";
81 } else {
82 $_[0]->w->cancel;
83 }
84 });
85 }
86
87 # now a shell listening on a tcp-port - let the firewall decide access rights
88 if ($cf::CFG{perl_shell}) {
89 if (my $listen = new IO::Socket::INET LocalAddr => $cf::CFG{perl_shell}, Listen => 1, ReuseAddr => 1) {
90 Event->io (fd => $listen, poll => 'r', data => cf::WF_AUTOCANCEL, cb => sub { tcp_serve $listen->accept });
91 }
92 }
93
94