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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.385 by root, Fri Oct 12 19:13:26 2007 UTC

4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Socket; 8use Socket;
9use Storable;
10use Event; 9use Event;
11use Opcode; 10use Opcode;
12use Safe; 11use Safe;
13use Safe::Hole; 12use Safe::Hole;
13use Storable ();
14 14
15use Coro 3.64 (); 15use Coro 4.1 ();
16use Coro::State; 16use Coro::State;
17use Coro::Handle; 17use Coro::Handle;
18use Coro::Event; 18use Coro::Event;
19use Coro::Timer; 19use Coro::Timer;
20use Coro::Signal; 20use Coro::Signal;
27use BDB (); 27use BDB ();
28use Data::Dumper; 28use Data::Dumper;
29use Digest::MD5; 29use Digest::MD5;
30use Fcntl; 30use Fcntl;
31use YAML::Syck (); 31use YAML::Syck ();
32use IO::AIO 2.32 (); 32use IO::AIO 2.51 ();
33use Time::HiRes; 33use Time::HiRes;
34use Compress::LZF; 34use Compress::LZF;
35use Digest::MD5 (); 35use Digest::MD5 ();
36 36
37# configure various modules to our taste 37# configure various modules to our taste
354our @SLOT_QUEUE; 354our @SLOT_QUEUE;
355our $SLOT_QUEUE; 355our $SLOT_QUEUE;
356 356
357$SLOT_QUEUE->cancel if $SLOT_QUEUE; 357$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358$SLOT_QUEUE = Coro::async { 358$SLOT_QUEUE = Coro::async {
359 $Coro::current->desc ("timeslot manager");
360
359 my $signal = new Coro::Signal; 361 my $signal = new Coro::Signal;
360 362
361 while () { 363 while () {
362 next_job: 364 next_job:
363 my $avail = cf::till_tick; 365 my $avail = cf::till_tick;
371 } 373 }
372 } 374 }
373 } 375 }
374 376
375 if (@SLOT_QUEUE) { 377 if (@SLOT_QUEUE) {
376 # we do not use wait_For_tick() as it returns immediately when tick is inactive 378 # we do not use wait_for_tick() as it returns immediately when tick is inactive
377 push @cf::WAIT_FOR_TICK, $signal; 379 push @cf::WAIT_FOR_TICK, $signal;
378 $signal->wait; 380 $signal->wait;
379 } else { 381 } else {
380 Coro::schedule; 382 Coro::schedule;
381 } 383 }
425 my $time = Event::time; 427 my $time = Event::time;
426 428
427 # this is the main coro, too bad, we have to block 429 # this is the main coro, too bad, we have to block
428 # till the operation succeeds, freezing the server :/ 430 # till the operation succeeds, freezing the server :/
429 431
432 LOG llevError, Carp::longmess "sync job";#d#
433
430 # TODO: use suspend/resume instead 434 # TODO: use suspend/resume instead
431 # (but this is cancel-safe) 435 # (but this is cancel-safe)
432 my $freeze_guard = freeze_mainloop; 436 my $freeze_guard = freeze_mainloop;
433 437
434 my $busy = 1; 438 my $busy = 1;
435 my @res; 439 my @res;
436 440
437 (async { 441 (async {
442 $Coro::current->desc ("sync job coro");
438 @res = eval { $job->() }; 443 @res = eval { $job->() };
439 warn $@ if $@; 444 warn $@ if $@;
440 undef $busy; 445 undef $busy;
441 })->prio (Coro::PRIO_MAX); 446 })->prio (Coro::PRIO_MAX);
442 447
966# 971#
967 972
968sub _can_merge { 973sub _can_merge {
969 my ($ob1, $ob2) = @_; 974 my ($ob1, $ob2) = @_;
970 975
976 return 1;#d#
977
978 #todo#d# kill yourself and do some recursive checking manually without storable
979 sync_job {
980 my $guard = Coro::Storable::guard;
971 local $Storable::canonical = 1; 981 local $Storable::canonical = 1;
972 my $fob1 = Storable::freeze $ob1; 982 my $fob1 = Storable::freeze $ob1;
973 my $fob2 = Storable::freeze $ob2; 983 my $fob2 = Storable::freeze $ob2;
974
975 $fob1 eq $fob2 984 $fob1 eq $fob2
985 }
976} 986}
977 987
978sub reattach { 988sub reattach {
979 # basically do the same as instantiate, without calling instantiate 989 # basically do the same as instantiate, without calling instantiate
980 my ($obj) = @_; 990 my ($obj) = @_;
1026); 1036);
1027 1037
1028sub object_freezer_save { 1038sub object_freezer_save {
1029 my ($filename, $rdata, $objs) = @_; 1039 my ($filename, $rdata, $objs) = @_;
1030 1040
1031 my $guard = cf::lock_acquire "io";
1032
1033 sync_job { 1041 sync_job {
1034 if (length $$rdata) { 1042 if (length $$rdata) {
1035 utf8::decode (my $decname = $filename); 1043 utf8::decode (my $decname = $filename);
1036 warn sprintf "saving %s (%d,%d)\n", 1044 warn sprintf "saving %s (%d,%d)\n",
1037 $decname, length $$rdata, scalar @$objs; 1045 $decname, length $$rdata, scalar @$objs;
1043 close $fh; 1051 close $fh;
1044 1052
1045 if (@$objs) { 1053 if (@$objs) {
1046 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1054 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047 chmod SAVE_MODE, $fh; 1055 chmod SAVE_MODE, $fh;
1048 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1056 my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };
1049 aio_write $fh, 0, (length $data), $data, 0; 1057 aio_write $fh, 0, (length $data), $data, 0;
1050 aio_fsync $fh if $cf::USE_FSYNC; 1058 aio_fsync $fh if $cf::USE_FSYNC;
1051 close $fh; 1059 close $fh;
1052 aio_rename "$filename.pst~", "$filename.pst"; 1060 aio_rename "$filename.pst~", "$filename.pst";
1053 } 1061 }
1062 } else { 1070 } else {
1063 aio_unlink $filename; 1071 aio_unlink $filename;
1064 aio_unlink "$filename.pst"; 1072 aio_unlink "$filename.pst";
1065 } 1073 }
1066 }; 1074 };
1067
1068 undef $guard;
1069} 1075}
1070 1076
1071sub object_freezer_as_string { 1077sub object_freezer_as_string {
1072 my ($rdata, $objs) = @_; 1078 my ($rdata, $objs) = @_;
1073 1079
1078 1084
1079sub object_thawer_load { 1085sub object_thawer_load {
1080 my ($filename) = @_; 1086 my ($filename) = @_;
1081 1087
1082 my ($data, $av); 1088 my ($data, $av);
1083
1084 my $guard = cf::lock_acquire "io";
1085 1089
1086 (aio_load $filename, $data) >= 0 1090 (aio_load $filename, $data) >= 0
1087 or return; 1091 or return;
1088 1092
1089 unless (aio_stat "$filename.pst") { 1093 unless (aio_stat "$filename.pst") {
1090 (aio_load "$filename.pst", $av) >= 0 1094 (aio_load "$filename.pst", $av) >= 0
1091 or return; 1095 or return;
1092 1096
1093 undef $guard; 1097 my $st = eval { Coro::Storable::thaw $av }
1094 $av = eval { (Storable::thaw $av)->{objs} }; 1098 || eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1099 $av = $st->{objs};
1095 } 1100 }
1096 1101
1097 utf8::decode (my $decname = $filename); 1102 utf8::decode (my $decname = $filename);
1098 warn sprintf "loading %s (%d,%d)\n", 1103 warn sprintf "loading %s (%d,%d)\n",
1099 $decname, length $data, scalar @{$av || []}; 1104 $decname, length $data, scalar @{$av || []};
1353 aio_unlink +(playerdir $login) . "/$login.pl"; 1358 aio_unlink +(playerdir $login) . "/$login.pl";
1354 1359
1355 my $f = new_from_file cf::object::thawer path $login 1360 my $f = new_from_file cf::object::thawer path $login
1356 or return; 1361 or return;
1357 1362
1358 $f->next;
1359 my $pl = cf::player::load_pl $f 1363 my $pl = cf::player::load_pl $f
1360 or return; 1364 or return;
1361 local $cf::PLAYER_LOADING{$login} = $pl; 1365 local $cf::PLAYER_LOADING{$login} = $pl;
1362 $f->resolve_delayed_derefs; 1366 $f->resolve_delayed_derefs;
1363 $cf::PLAYER{$login} = $pl 1367 $cf::PLAYER{$login} = $pl
2044 } 2048 }
2045 2049
2046 $MAP_PREFETCH{$path} |= $load; 2050 $MAP_PREFETCH{$path} |= $load;
2047 2051
2048 $MAP_PREFETCHER ||= cf::async { 2052 $MAP_PREFETCHER ||= cf::async {
2053 $Coro::current->{desc} = "map prefetcher";
2054
2049 while (%MAP_PREFETCH) { 2055 while (%MAP_PREFETCH) {
2050 while (my ($k, $v) = each %MAP_PREFETCH) { 2056 while (my ($k, $v) = each %MAP_PREFETCH) {
2051 if (my $map = find $k) { 2057 if (my $map = find $k) {
2052 $map->load if $v; 2058 $map->load if $v;
2053 } 2059 }
2079 return if $self->{deny_save}; 2085 return if $self->{deny_save};
2080 2086
2081 local $self->{last_access} = $self->last_access;#d# 2087 local $self->{last_access} = $self->last_access;#d#
2082 2088
2083 cf::async { 2089 cf::async {
2090 $Coro::current->{desc} = "map player save";
2084 $_->contr->save for $self->players; 2091 $_->contr->save for $self->players;
2085 }; 2092 };
2086 2093
2087 if ($uniq) { 2094 if ($uniq) {
2088 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2095 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2275=cut 2282=cut
2276 2283
2277sub deref { 2284sub deref {
2278 my ($ref) = @_; 2285 my ($ref) = @_;
2279 2286
2280 # temporary compatibility#TODO#remove
2281 $ref =~ s{^<}{player/<};
2282
2283 if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) { 2287 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284 my ($uuid, $name) = ($1, $2); 2288 my ($uuid, $name) = ($1, $2);
2285 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name 2289 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286 or return; 2290 or return;
2287 $pl->ob->uuid eq $uuid 2291 $pl->ob->uuid eq $uuid
2288 or return; 2292 or return;
2459 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2463 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460 2464
2461 $self->enter_link; 2465 $self->enter_link;
2462 2466
2463 (async { 2467 (async {
2468 $Coro::current->{desc} = "player::goto $path $x $y";
2469
2464 # *tag paths override both path and x|y 2470 # *tag paths override both path and x|y
2465 if ($path =~ /^\*(.*)$/) { 2471 if ($path =~ /^\*(.*)$/) {
2466 if (my @obs = grep $_->map, ext::map_tags::find $1) { 2472 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467 my $ob = $obs[rand @obs]; 2473 my $ob = $obs[rand @obs];
2468 2474
2585 # if exit is damned, update players death & WoR home-position 2591 # if exit is damned, update players death & WoR home-position
2586 $self->contr->savebed ($slaying, $hp, $sp) 2592 $self->contr->savebed ($slaying, $hp, $sp)
2587 if $exit->flag (FLAG_DAMNED); 2593 if $exit->flag (FLAG_DAMNED);
2588 2594
2589 (async { 2595 (async {
2596 $Coro::current->{desc} = "enter_exit $slaying $hp $sp";
2597
2590 $self->deactivate_recursive; # just to be sure 2598 $self->deactivate_recursive; # just to be sure
2591 unless (eval { 2599 unless (eval {
2592 $self->goto ($slaying, $hp, $sp); 2600 $self->goto ($slaying, $hp, $sp);
2593 2601
2594 1; 2602 1;
2631 2639
2632=cut 2640=cut
2633 2641
2634our %CHANNEL = ( 2642our %CHANNEL = (
2635 "c/identify" => { 2643 "c/identify" => {
2636 id => "identify", 2644 id => "infobox",
2637 title => "Identify", 2645 title => "Identify",
2638 reply => undef, 2646 reply => undef,
2639 tooltip => "Items recently identified", 2647 tooltip => "Items recently identified",
2640 }, 2648 },
2641 "c/examine" => { 2649 "c/examine" => {
2642 id => "examine", 2650 id => "infobox",
2643 title => "Examine", 2651 title => "Examine",
2644 reply => undef, 2652 reply => undef,
2645 tooltip => "Signs and other items you examined", 2653 tooltip => "Signs and other items you examined",
2646 }, 2654 },
2655 "c/lookat" => {
2656 id => "infobox",
2657 title => "Look",
2658 reply => undef,
2659 tooltip => "What you saw there",
2660 },
2647); 2661);
2648 2662
2649sub cf::client::send_msg { 2663sub cf::client::send_msg {
2650 my ($self, $channel, $msg, $color, @extra) = @_; 2664 my ($self, $channel, $msg, $color, @extra) = @_;
2651 2665
2652 $msg = $self->pl->expand_cfpod ($msg); 2666 $msg = $self->pl->expand_cfpod ($msg);
2653 2667
2654 $color &= cf::NDI_CLIENT_MASK; # just in case... 2668 $color &= cf::NDI_CLIENT_MASK; # just in case...
2655 2669
2656 # check predefined channels, for the benefit of C 2670 # check predefined channels, for the benefit of C
2657 $channel = $CHANNEL{$channel} if $CHANNEL{$channel}; 2671 if ($CHANNEL{$channel}) {
2672 $channel = $CHANNEL{$channel};
2658 2673
2674 $self->ext_msg (channel_info => $channel)
2675 if $self->can_msg;
2676
2677 $channel = $channel->{id};
2678
2659 if (ref $channel) { 2679 } elsif (ref $channel) {
2660 # send meta info to client, if not yet sent 2680 # send meta info to client, if not yet sent
2661 unless (exists $self->{channel}{$channel->{id}}) { 2681 unless (exists $self->{channel}{$channel->{id}}) {
2662 $self->{channel}{$channel->{id}} = $channel; 2682 $self->{channel}{$channel->{id}} = $channel;
2663 $self->ext_msg (channel_info => $channel) 2683 $self->ext_msg (channel_info => $channel)
2664 if $self->can_msg; 2684 if $self->can_msg;
2881=pod 2901=pod
2882 2902
2883The following functions and methods are available within a safe environment: 2903The following functions and methods are available within a safe environment:
2884 2904
2885 cf::object 2905 cf::object
2886 contr pay_amount pay_player map x y force_find force_add 2906 contr pay_amount pay_player map x y force_find force_add destroy
2887 insert remove name archname title slaying race decrease_ob_nr 2907 insert remove name archname title slaying race decrease_ob_nr
2888 2908
2889 cf::object::player 2909 cf::object::player
2890 player 2910 player
2891 2911
2898=cut 2918=cut
2899 2919
2900for ( 2920for (
2901 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 2921 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902 insert remove inv name archname title slaying race 2922 insert remove inv name archname title slaying race
2903 decrease_ob_nr)], 2923 decrease_ob_nr destroy)],
2904 ["cf::object::player" => qw(player)], 2924 ["cf::object::player" => qw(player)],
2905 ["cf::player" => qw(peaceful)], 2925 ["cf::player" => qw(peaceful)],
2906 ["cf::map" => qw(trigger)], 2926 ["cf::map" => qw(trigger)],
2907) { 2927) {
2908 no strict 'refs'; 2928 no strict 'refs';
3183sub main { 3203sub main {
3184 # we must not ever block the main coroutine 3204 # we must not ever block the main coroutine
3185 local $Coro::idle = sub { 3205 local $Coro::idle = sub {
3186 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3206 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3187 (async { 3207 (async {
3208 $Coro::current->{desc} = "IDLE BUG HANDLER";
3188 Event::one_event; 3209 Event::one_event;
3189 })->prio (Coro::PRIO_MAX); 3210 })->prio (Coro::PRIO_MAX);
3190 }; 3211 };
3191 3212
3192 reload_config; 3213 reload_config;
3264 # and maps saved/destroyed asynchronously. 3285 # and maps saved/destroyed asynchronously.
3265 warn "begin emergency player save\n"; 3286 warn "begin emergency player save\n";
3266 for my $login (keys %cf::PLAYER) { 3287 for my $login (keys %cf::PLAYER) {
3267 my $pl = $cf::PLAYER{$login} or next; 3288 my $pl = $cf::PLAYER{$login} or next;
3268 $pl->valid or next; 3289 $pl->valid or next;
3290 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269 $pl->save; 3291 $pl->save;
3270 } 3292 }
3271 warn "end emergency player save\n"; 3293 warn "end emergency player save\n";
3272 3294
3273 warn "begin emergency map save\n"; 3295 warn "begin emergency map save\n";
3436register_command "reload" => sub { 3458register_command "reload" => sub {
3437 my ($who, $arg) = @_; 3459 my ($who, $arg) = @_;
3438 3460
3439 if ($who->flag (FLAG_WIZ)) { 3461 if ($who->flag (FLAG_WIZ)) {
3440 $who->message ("reloading server."); 3462 $who->message ("reloading server.");
3463 async {
3464 $Coro::current->{desc} = "perl_reload";
3441 async { reload_perl }; 3465 reload_perl;
3466 };
3442 } 3467 }
3443}; 3468};
3444 3469
3445unshift @INC, $LIBDIR; 3470unshift @INC, $LIBDIR;
3446 3471
3488 $NEXT_TICK += $TICK; 3513 $NEXT_TICK += $TICK;
3489 3514
3490 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3515 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491 $NEXT_RUNTIME_WRITE = $NOW + 10; 3516 $NEXT_RUNTIME_WRITE = $NOW + 10;
3492 Coro::async_pool { 3517 Coro::async_pool {
3518 $Coro::current->{desc} = "runtime saver";
3493 write_runtime 3519 write_runtime
3494 or warn "ERROR: unable to write runtime file: $!"; 3520 or warn "ERROR: unable to write runtime file: $!";
3495 }; 3521 };
3496 } 3522 }
3497 3523
3607 $AIO_POLL_WATCHER = Event->io ( 3633 $AIO_POLL_WATCHER = Event->io (
3608 reentrant => 0, 3634 reentrant => 0,
3609 data => WF_AUTOCANCEL, 3635 data => WF_AUTOCANCEL,
3610 fd => IO::AIO::poll_fileno, 3636 fd => IO::AIO::poll_fileno,
3611 poll => 'r', 3637 poll => 'r',
3612 prio => 6, 3638 prio => 0,
3613 cb => \&IO::AIO::poll_cb, 3639 cb => \&IO::AIO::poll_cb,
3614 ); 3640 );
3615} 3641}
3616 3642
3617my $_log_backtrace; 3643my $_log_backtrace;
3623 3649
3624 # limit the # of concurrent backtraces 3650 # limit the # of concurrent backtraces
3625 if ($_log_backtrace < 2) { 3651 if ($_log_backtrace < 2) {
3626 ++$_log_backtrace; 3652 ++$_log_backtrace;
3627 async { 3653 async {
3654 $Coro::current->{desc} = "abt $msg";
3655
3628 my @bt = fork_call { 3656 my @bt = fork_call {
3629 @addr = map { sprintf "%x", $_ } @addr; 3657 @addr = map { sprintf "%x", $_ } @addr;
3630 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3658 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3659 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632 or die "addr2line: $!"; 3660 or die "addr2line: $!";

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