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root |
1.1 |
#! perl |
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use IO::Socket; |
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use Storable qw/nfreeze thaw/; |
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my %global; # for use by eval'ed commands |
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sub tcp_serve($) { |
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my ($fh) = @_; |
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root |
1.4 |
select $fh; |
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root |
1.1 |
binmode $fh, ":raw:perlio:utf8"; |
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my $buf; |
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root |
1.2 |
my ($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); |
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my (%l, @l); # for use by shell users |
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root |
1.1 |
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root |
1.4 |
print <<EOF; |
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Welcome! |
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Remember that everything entered here will be in the main coro context within cf::! |
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You can freely use \$a .. \$z and \@l and \%l |
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Useful commands (note the '&'): |
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reload_perl & |
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reload_regions & |
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reload_facedata & |
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reload_treasures & |
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reload_archetypes & |
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root |
1.6 |
ext::help::reload & |
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ext::books::reload & |
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root |
1.5 |
ext::map_world::reload & |
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root |
1.4 |
EOF |
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print "\n> "; |
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root |
1.1 |
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root |
1.3 |
Event->io (fd => $fh, poll => 'r', data => 0, cb => sub { |
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root |
1.1 |
if (defined (my $cmd = <$fh>)) { |
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root |
1.4 |
$cmd =~ s/\s+$//; |
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root |
1.1 |
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if ($cmd =~ /^\s*exit\b/i) { |
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print "will not exit() server.\n"; |
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} else { |
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root |
1.4 |
my $sub = sub { |
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package cf; |
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select $fh; |
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# compile first, the execute, as Coro does not support switching in eval string |
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my $cb = eval "sub { $cmd }"; |
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my $t1 = Time::HiRes::time; |
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my @res = $@ ? () : eval { $cb->() }; |
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my $t2 = Time::HiRes::time; |
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print "\n", |
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"command: '$cmd'\n", |
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"execution time: ", $t2 - $t1, "\n"; |
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warn "evaluation error: $@" if $@; |
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print "evaluation error: $@\n" if $@; |
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print "result:\n", cf::dumpval @res > 1 ? \@res : $res[0] if @res; |
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print "\n> "; |
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}; |
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if ($cmd =~ s/\s*&$//) { |
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Coro::async_pool { $sub->() }; |
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} else { |
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$sub->(); |
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} |
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root |
1.1 |
} |
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root |
1.2 |
print "\n> "; |
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root |
1.1 |
} else { |
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$_[0]->w->cancel; |
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} |
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}); |
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} |
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# now a shell listening on a tcp-port - let the firewall decide access rights |
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if ($cf::CFG{perl_shell}) { |
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if (my $listen = new IO::Socket::INET LocalAddr => $cf::CFG{perl_shell}, Listen => 1, ReuseAddr => 1) { |
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Event->io (fd => $listen, poll => 'r', data => cf::WF_AUTOCANCEL, cb => sub { tcp_serve $listen->accept }); |
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} |
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} |
