| 1 | #! perl |
1 | #! perl |
| 2 | |
2 | |
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3 | use Coro::Debug; |
| 3 | use IO::Socket; |
4 | use IO::Socket; |
| 4 | use Storable qw/nfreeze thaw/; |
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| 5 | |
5 | |
| 6 | my %global; # for use by eval'ed commands |
6 | my %global; # for use by eval'ed commands |
| 7 | |
7 | |
| 8 | sub tcp_serve($) { |
8 | sub tcp_serve($) { |
| 9 | my ($fh) = @_; |
9 | my ($fh) = @_; |
| … | |
… | |
| 12 | |
12 | |
| 13 | my $buf; |
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, $z); |
14 | my ($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 |
15 | my (%l, @l); # for use by shell users |
| 16 | |
16 | |
| 17 | print $fh "Welcome!\n", |
17 | print $fh <<EOF; |
| 18 | "Remember that everything entered here will be executed as a sync_job in cf::!\n", |
18 | Welcome! |
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19 | Remember that everything entered here will be in the main coro context within cf::! |
| 19 | "You can freely use \$a .. \$z and \@l and \%l\n"; |
20 | You can freely use \$a .. \$z and \@l and \%l |
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21 | |
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22 | Useful commands (note the '&'): |
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23 | |
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24 | reload_perl & |
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25 | reload_config & |
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26 | reload_regions & |
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27 | reload_facedata & |
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28 | reload_treasures & |
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29 | reload_archetypes & |
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30 | ext::help::reload & |
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31 | ext::books::reload & |
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32 | ext::map_tags::reload & |
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33 | ext::map_world::reload & |
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34 | while (EV::TIMEOUT & Coro::EV::timed_io_once \$fh, EV::READ, 1) { Coro::Debug::command "ps" } & |
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35 | ({cf::mallinfo}) |
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36 | EOF |
| 20 | print $fh "\n> "; |
37 | print $fh "\n> "; |
| 21 | |
38 | |
| 22 | Event->io (fd => $fh, poll => 'r', data => cf::WF_AUTOCANCEL, cb => sub { |
39 | my $iow; $iow = EV::io $fh, EV::READ, sub { |
| 23 | if (defined (my $cmd = <$fh>)) { |
40 | if (defined (my $cmd = <$fh>)) { |
| 24 | my $old_fh = select $fh; |
41 | $cmd =~ s/\s+$//; |
| 25 | |
42 | |
| 26 | if ($cmd =~ /^\s*exit\b/i) { |
43 | if ($cmd =~ /^\s*exit\b/i) { |
| 27 | print "will not exit() server.\n"; |
44 | print $fh "will not exit() server.\n"; |
|
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45 | } elsif ($cmd =~ s/^coro\s+// or $cmd =~ /^(?:ps|bt\s)/) { |
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46 | select $fh; |
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47 | Coro::Debug::command $cmd; |
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48 | select STDOUT; |
| 28 | } else { |
49 | } else { |
| 29 | cf::sync_job { |
50 | my $sub = sub { |
| 30 | package cf; |
51 | package cf; |
| 31 | my @res = eval $cmd; |
52 | select $fh; |
| 32 | warn "tcpshell evaluation error: $@" if $@; |
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| 33 | print $@ if $@; |
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| 34 | |
53 | |
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54 | # compile first, then execute, as Coro does not support switching in eval string |
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55 | my $cb = eval "sub { $cmd \n}"; |
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56 | |
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57 | my $t1 = Time::HiRes::time; |
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58 | my @res = $@ ? () : eval { $cb->() }; |
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59 | my $t2 = Time::HiRes::time; |
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60 | |
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61 | print "\n", |
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62 | "command: '$cmd'\n", |
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63 | "execution time: ", $t2 - $t1, "\n"; |
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64 | warn "evaluation error: $@" if $@; |
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65 | print "evaluation error: $@\n" if $@; |
| 35 | print cf::dumpval @res > 1 ? \@res : $res[0] if @res; |
66 | print "result:\n", cf::dumpval @res > 1 ? \@res : $res[0] if @res; |
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67 | print "\n> "; |
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68 | |
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69 | select STDOUT; |
| 36 | }; |
70 | }; |
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71 | |
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72 | if ($cmd =~ s/\s*&$//) { |
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73 | cf::async { |
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74 | $Coro::current->desc ($cmd); |
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75 | $sub->() |
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76 | }; |
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77 | } else { |
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78 | $sub->(); |
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79 | } |
| 37 | } |
80 | } |
| 38 | |
81 | |
| 39 | print "\n> "; |
82 | print $fh "\n> "; |
| 40 | select $old_fh; |
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| 41 | } else { |
83 | } else { |
| 42 | $_[0]->w->cancel; |
84 | undef $iow; |
| 43 | } |
85 | } |
| 44 | }); |
86 | }; |
| 45 | } |
87 | } |
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88 | |
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89 | our $LISTENER; |
| 46 | |
90 | |
| 47 | # now a shell listening on a tcp-port - let the firewall decide access rights |
91 | # now a shell listening on a tcp-port - let the firewall decide access rights |
| 48 | if ($cf::CFG{perl_shell}) { |
92 | if ($cf::CFG{perl_shell}) { |
| 49 | if (my $listen = new IO::Socket::INET LocalAddr => $cf::CFG{perl_shell}, Listen => 1, ReuseAddr => 1) { |
93 | if (my $listen = new IO::Socket::INET LocalAddr => $cf::CFG{perl_shell}, Listen => 1, ReuseAddr => 1, Blocking => 0) { |
| 50 | Event->io (fd => $listen, poll => 'r', data => cf::WF_AUTOCANCEL, cb => sub { tcp_serve $listen->accept }); |
94 | $LISTENER = EV::io $listen, EV::READ, sub { tcp_serve $listen->accept }; |
| 51 | } |
95 | } |
| 52 | } |
96 | } |
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97 | |
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98 | |
