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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.387 by root, Mon Oct 15 23:49:10 2007 UTC vs.
Revision 1.447 by root, Fri Sep 19 01:39:45 2008 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14# GNU General Public License for more details.
15#
16# You should have received a copy of the GNU General Public License
17# along with this program. If not, see <http://www.gnu.org/licenses/>.
18#
19# The authors can be reached via e-mail to <support@deliantra.net>
20#
21
1package cf; 22package cf;
2 23
24use 5.10.0;
3use utf8; 25use utf8;
4use strict; 26use strict "vars", "subs";
5 27
6use Symbol; 28use Symbol;
7use List::Util; 29use List::Util;
8use Socket; 30use Socket;
9use Event; 31use EV;
10use Opcode; 32use Opcode;
11use Safe; 33use Safe;
12use Safe::Hole; 34use Safe::Hole;
13use Storable (); 35use Storable ();
14 36
15use Coro 4.1 (); 37use Coro ();
16use Coro::State; 38use Coro::State;
17use Coro::Handle; 39use Coro::Handle;
40use Coro::EV;
18use Coro::Event; 41use Coro::AnyEvent;
19use Coro::Timer; 42use Coro::Timer;
20use Coro::Signal; 43use Coro::Signal;
21use Coro::Semaphore; 44use Coro::Semaphore;
45use Coro::AnyEvent;
22use Coro::AIO; 46use Coro::AIO;
47use Coro::BDB 1.6;
23use Coro::Storable; 48use Coro::Storable;
24use Coro::Util (); 49use Coro::Util ();
25 50
26use JSON::XS (); 51use JSON::XS 2.01 ();
27use BDB (); 52use BDB ();
28use Data::Dumper; 53use Data::Dumper;
29use Digest::MD5; 54use Digest::MD5;
30use Fcntl; 55use Fcntl;
31use YAML::Syck (); 56use YAML ();
32use IO::AIO 2.51 (); 57use IO::AIO ();
33use Time::HiRes; 58use Time::HiRes;
34use Compress::LZF; 59use Compress::LZF;
35use Digest::MD5 (); 60use Digest::MD5 ();
61
62AnyEvent::detect;
36 63
37# configure various modules to our taste 64# configure various modules to our taste
38# 65#
39$Storable::canonical = 1; # reduce rsync transfers 66$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 67Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 68Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42 69
43$Event::Eval = 1; # no idea why this is required, but it is
44
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1;
47
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 70$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 71
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 72sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51 73
52our %COMMAND = (); 74our %COMMAND = ();
59our %EXT_MAP = (); # pluggable maps 81our %EXT_MAP = (); # pluggable maps
60 82
61our $RELOAD; # number of reloads so far 83our $RELOAD; # number of reloads so far
62our @EVENT; 84our @EVENT;
63 85
64our $CONFDIR = confdir; 86our $CONFDIR = confdir;
65our $DATADIR = datadir; 87our $DATADIR = datadir;
66our $LIBDIR = "$DATADIR/ext"; 88our $LIBDIR = "$DATADIR/ext";
67our $PODDIR = "$DATADIR/pod"; 89our $PODDIR = "$DATADIR/pod";
68our $MAPDIR = "$DATADIR/" . mapdir; 90our $MAPDIR = "$DATADIR/" . mapdir;
69our $LOCALDIR = localdir; 91our $LOCALDIR = localdir;
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 92our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 93our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 94our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 95our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 96our $BDBDIR = "$LOCALDIR/db";
97our $PIDFILE = "$LOCALDIR/pid";
98our $RUNTIMEFILE = "$LOCALDIR/runtime";
99
100our %RESOURCE;
75 101
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 102our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER;
78our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 103our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 104our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 105our $USE_FSYNC = 1; # use fsync to write maps - default off
83 106
84our $BDB_POLL_WATCHER;
85our $BDB_DEADLOCK_WATCHER; 107our $BDB_DEADLOCK_WATCHER;
86our $BDB_CHECKPOINT_WATCHER; 108our $BDB_CHECKPOINT_WATCHER;
87our $BDB_TRICKLE_WATCHER; 109our $BDB_TRICKLE_WATCHER;
88our $DB_ENV; 110our $DB_ENV;
89 111
90our %CFG; 112our %CFG;
91 113
92our $UPTIME; $UPTIME ||= time; 114our $UPTIME; $UPTIME ||= time;
93our $RUNTIME; 115our $RUNTIME;
116our $NOW;
94 117
95our (%PLAYER, %PLAYER_LOADING); # all users 118our (%PLAYER, %PLAYER_LOADING); # all users
96our (%MAP, %MAP_LOADING ); # all maps 119our (%MAP, %MAP_LOADING ); # all maps
97our $LINK_MAP; # the special {link} map, which is always available 120our $LINK_MAP; # the special {link} map, which is always available
98 121
99# used to convert map paths into valid unix filenames by replacing / by ∕ 122# used to convert map paths into valid unix filenames by replacing / by ∕
100our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 123our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101 124
102our $LOAD; # a number between 0 (idle) and 1 (too many objects) 125our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103our $LOADAVG; # same thing, but with alpha-smoothing 126our $LOADAVG; # same thing, but with alpha-smoothing
127our $JITTER; # average jitter
104our $tick_start; # for load detecting purposes 128our $TICK_START; # for load detecting purposes
105 129
106binmode STDOUT; 130binmode STDOUT;
107binmode STDERR; 131binmode STDERR;
108 132
109# read virtual server time, if available 133# read virtual server time, if available
110unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 134unless ($RUNTIME || !-e $RUNTIMEFILE) {
111 open my $fh, "<", "$LOCALDIR/runtime" 135 open my $fh, "<", $RUNTIMEFILE
112 or die "unable to read runtime file: $!"; 136 or die "unable to read $RUNTIMEFILE file: $!";
113 $RUNTIME = <$fh> + 0.; 137 $RUNTIME = <$fh> + 0.;
114} 138}
115 139
116mkdir $_ 140mkdir $_
117 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 141 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
162 186
163The raw value load value from the last tick. 187The raw value load value from the last tick.
164 188
165=item %cf::CFG 189=item %cf::CFG
166 190
167Configuration for the server, loaded from C</etc/crossfire/config>, or 191Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168from wherever your confdir points to. 192from wherever your confdir points to.
169 193
170=item cf::wait_for_tick, cf::wait_for_tick_begin 194=item cf::wait_for_tick, cf::wait_for_tick_begin
171 195
172These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 196These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
193 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 217 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194 218
195 LOG llevError, $msg; 219 LOG llevError, $msg;
196 }; 220 };
197} 221}
222
223$Coro::State::DIEHOOK = sub {
224 return unless $^S eq 0; # "eq", not "=="
225
226 if ($Coro::current == $Coro::main) {#d#
227 warn "DIEHOOK called in main context, Coro bug?\n";#d#
228 return;#d#
229 }#d#
230
231 # kill coroutine otherwise
232 warn Carp::longmess $_[0];
233 Coro::terminate
234};
235
236$SIG{__DIE__} = sub { }; #d#?
198 237
199@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 238@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 239@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 240@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 241@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
209for my $pkg (qw( 248for my $pkg (qw(
210 cf::global cf::attachable 249 cf::global cf::attachable
211 cf::object cf::object::player 250 cf::object cf::object::player
212 cf::client cf::player 251 cf::client cf::player
213 cf::arch cf::living 252 cf::arch cf::living
253 cf::map cf::mapspace
214 cf::map cf::party cf::region 254 cf::party cf::region
215)) { 255)) {
216 no strict 'refs';
217 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 256 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218} 257}
219 258
220$Event::DIED = sub { 259$EV::DIED = sub {
221 warn "error in event callback: @_"; 260 warn "error in event callback: @_";
222}; 261};
223 262
224############################################################################# 263#############################################################################
225 264
248 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 287 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249 $d 288 $d
250 } || "[unable to dump $_[0]: '$@']"; 289 } || "[unable to dump $_[0]: '$@']";
251} 290}
252 291
253=item $ref = cf::from_json $json 292=item $ref = cf::decode_json $json
254 293
255Converts a JSON string into the corresponding perl data structure. 294Converts a JSON string into the corresponding perl data structure.
256 295
257=item $json = cf::to_json $ref 296=item $json = cf::encode_json $ref
258 297
259Converts a perl data structure into its JSON representation. 298Converts a perl data structure into its JSON representation.
260 299
261=cut 300=cut
262 301
263our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 302our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264 303
265sub to_json ($) { $json_coder->encode ($_[0]) } 304sub encode_json($) { $json_coder->encode ($_[0]) }
266sub from_json ($) { $json_coder->decode ($_[0]) } 305sub decode_json($) { $json_coder->decode ($_[0]) }
267 306
268=item cf::lock_wait $string 307=item cf::lock_wait $string
269 308
270Wait until the given lock is available. See cf::lock_acquire. 309Wait until the given lock is available. See cf::lock_acquire.
271 310
327 366
328 ! ! $LOCK{$key} 367 ! ! $LOCK{$key}
329} 368}
330 369
331sub freeze_mainloop { 370sub freeze_mainloop {
332 return unless $TICK_WATCHER->is_active; 371 tick_inhibit_inc;
333 372
334 my $guard = Coro::guard { 373 Coro::guard \&tick_inhibit_dec;
335 $TICK_WATCHER->start; 374}
336 }; 375
337 $TICK_WATCHER->stop; 376=item cf::periodic $interval, $cb
338 $guard 377
378Like EV::periodic, but randomly selects a starting point so that the actions
379get spread over timer.
380
381=cut
382
383sub periodic($$) {
384 my ($interval, $cb) = @_;
385
386 my $start = rand List::Util::min 180, $interval;
387
388 EV::periodic $start, $interval, 0, $cb
339} 389}
340 390
341=item cf::get_slot $time[, $priority[, $name]] 391=item cf::get_slot $time[, $priority[, $name]]
342 392
343Allocate $time seconds of blocking CPU time at priority C<$priority>: 393Allocate $time seconds of blocking CPU time at priority C<$priority>:
383 } 433 }
384 } 434 }
385}; 435};
386 436
387sub get_slot($;$$) { 437sub get_slot($;$$) {
438 return if tick_inhibit || $Coro::current == $Coro::main;
439
388 my ($time, $pri, $name) = @_; 440 my ($time, $pri, $name) = @_;
389 441
390 $time = $TICK * .6 if $time > $TICK * .6; 442 $time = $TICK * .6 if $time > $TICK * .6;
391 my $sig = new Coro::Signal; 443 my $sig = new Coro::Signal;
392 444
406 458
407BEGIN { *async = \&Coro::async_pool } 459BEGIN { *async = \&Coro::async_pool }
408 460
409=item cf::sync_job { BLOCK } 461=item cf::sync_job { BLOCK }
410 462
411The design of Crossfire TRT requires that the main coroutine ($Coro::main) 463The design of Deliantra requires that the main coroutine ($Coro::main)
412is always able to handle events or runnable, as Crossfire TRT is only 464is always able to handle events or runnable, as Deliantra is only
413partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 465partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414acceptable. 466acceptable.
415 467
416If it must be done, put the blocking parts into C<sync_job>. This will run 468If it must be done, put the blocking parts into C<sync_job>. This will run
417the given BLOCK in another coroutine while waiting for the result. The 469the given BLOCK in another coroutine while waiting for the result. The
422 474
423sub sync_job(&) { 475sub sync_job(&) {
424 my ($job) = @_; 476 my ($job) = @_;
425 477
426 if ($Coro::current == $Coro::main) { 478 if ($Coro::current == $Coro::main) {
427 my $time = Event::time; 479 my $time = EV::time;
428 480
429 # this is the main coro, too bad, we have to block 481 # this is the main coro, too bad, we have to block
430 # till the operation succeeds, freezing the server :/ 482 # till the operation succeeds, freezing the server :/
431 483
432 LOG llevError, Carp::longmess "sync job";#d# 484 LOG llevError, Carp::longmess "sync job";#d#
433 485
434 # TODO: use suspend/resume instead
435 # (but this is cancel-safe)
436 my $freeze_guard = freeze_mainloop; 486 my $freeze_guard = freeze_mainloop;
437 487
438 my $busy = 1; 488 my $busy = 1;
439 my @res; 489 my @res;
440 490
447 497
448 while ($busy) { 498 while ($busy) {
449 if (Coro::nready) { 499 if (Coro::nready) {
450 Coro::cede_notself; 500 Coro::cede_notself;
451 } else { 501 } else {
452 Event::one_event; 502 EV::loop EV::LOOP_ONESHOT;
453 } 503 }
454 } 504 }
455 505
456 $time = Event::time - $time; 506 my $time = EV::time - $time;
457 507
458 LOG llevError | logBacktrace, Carp::longmess "long sync job"
459 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461 $tick_start += $time; # do not account sync jobs to server load 508 $TICK_START += $time; # do not account sync jobs to server load
462 509
463 wantarray ? @res : $res[0] 510 wantarray ? @res : $res[0]
464 } else { 511 } else {
465 # we are in another coroutine, how wonderful, everything just works 512 # we are in another coroutine, how wonderful, everything just works
466 513
491=item fork_call { }, $args 538=item fork_call { }, $args
492 539
493Executes the given code block with the given arguments in a seperate 540Executes the given code block with the given arguments in a seperate
494process, returning the results. Everything must be serialisable with 541process, returning the results. Everything must be serialisable with
495Coro::Storable. May, of course, block. Note that the executed sub may 542Coro::Storable. May, of course, block. Note that the executed sub may
496never block itself or use any form of Event handling. 543never block itself or use any form of event handling.
497 544
498=cut 545=cut
499 546
500sub fork_call(&@) { 547sub fork_call(&@) {
501 my ($cb, @args) = @_; 548 my ($cb, @args) = @_;
508 reset_signals; 555 reset_signals;
509 &$cb 556 &$cb
510 }, @args; 557 }, @args;
511 558
512 wantarray ? @res : $res[-1] 559 wantarray ? @res : $res[-1]
560}
561
562=item $coin = coin_from_name $name
563
564=cut
565
566our %coin_alias = (
567 "silver" => "silvercoin",
568 "silvercoin" => "silvercoin",
569 "silvercoins" => "silvercoin",
570 "gold" => "goldcoin",
571 "goldcoin" => "goldcoin",
572 "goldcoins" => "goldcoin",
573 "platinum" => "platinacoin",
574 "platinumcoin" => "platinacoin",
575 "platinumcoins" => "platinacoin",
576 "platina" => "platinacoin",
577 "platinacoin" => "platinacoin",
578 "platinacoins" => "platinacoin",
579 "royalty" => "royalty",
580 "royalties" => "royalty",
581);
582
583sub coin_from_name($) {
584 $coin_alias{$_[0]}
585 ? cf::arch::find $coin_alias{$_[0]}
586 : undef
513} 587}
514 588
515=item $value = cf::db_get $family => $key 589=item $value = cf::db_get $family => $key
516 590
517Returns a single value from the environment database. 591Returns a single value from the environment database.
656 730
657############################################################################# 731#############################################################################
658 732
659=head2 ATTACHABLE OBJECTS 733=head2 ATTACHABLE OBJECTS
660 734
661Many objects in crossfire are so-called attachable objects. That means you can 735Many objects in deliantra are so-called attachable objects. That means you can
662attach callbacks/event handlers (a collection of which is called an "attachment") 736attach callbacks/event handlers (a collection of which is called an "attachment")
663to it. All such attachable objects support the following methods. 737to it. All such attachable objects support the following methods.
664 738
665In the following description, CLASS can be any of C<global>, C<object> 739In the following description, CLASS can be any of C<global>, C<object>
666C<player>, C<client> or C<map> (i.e. the attachable objects in 740C<player>, C<client> or C<map> (i.e. the attachable objects in
667Crossfire TRT). 741Deliantra).
668 742
669=over 4 743=over 4
670 744
671=item $attachable->attach ($attachment, key => $value...) 745=item $attachable->attach ($attachment, key => $value...)
672 746
716=item cf::CLASS::attachment $name, ... 790=item cf::CLASS::attachment $name, ...
717 791
718Register an attachment by C<$name> through which attachable objects of the 792Register an attachment by C<$name> through which attachable objects of the
719given CLASS can refer to this attachment. 793given CLASS can refer to this attachment.
720 794
721Some classes such as crossfire maps and objects can specify attachments 795Some classes such as deliantra maps and objects can specify attachments
722that are attached at load/instantiate time, thus the need for a name. 796that are attached at load/instantiate time, thus the need for a name.
723 797
724These calls expect any number of the following handler/hook descriptions: 798These calls expect any number of the following handler/hook descriptions:
725 799
726=over 4 800=over 4
954 } 1028 }
955 1029
956 0 1030 0
957} 1031}
958 1032
959=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1033=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960 1034
961=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1035=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962 1036
963Generate an object-specific event with the given arguments. 1037Generate an object-specific event with the given arguments.
964 1038
1017 1091
1018sub reattach { 1092sub reattach {
1019 # basically do the same as instantiate, without calling instantiate 1093 # basically do the same as instantiate, without calling instantiate
1020 my ($obj) = @_; 1094 my ($obj) = @_;
1021 1095
1096 # no longer needed after getting rid of delete_package?
1022 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1097 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023 1098
1024 my $registry = $obj->registry; 1099 my $registry = $obj->registry;
1025 1100
1026 @$registry = (); 1101 @$registry = ();
1027 1102
1042cf::attachable->attach ( 1117cf::attachable->attach (
1043 prio => -1000000, 1118 prio => -1000000,
1044 on_instantiate => sub { 1119 on_instantiate => sub {
1045 my ($obj, $data) = @_; 1120 my ($obj, $data) = @_;
1046 1121
1047 $data = from_json $data; 1122 $data = decode_json $data;
1048 1123
1049 for (@$data) { 1124 for (@$data) {
1050 my ($name, $args) = @$_; 1125 my ($name, $args) = @$_;
1051 1126
1052 $obj->attach ($name, %{$args || {} }); 1127 $obj->attach ($name, %{$args || {} });
1073 utf8::decode (my $decname = $filename); 1148 utf8::decode (my $decname = $filename);
1074 warn sprintf "saving %s (%d,%d)\n", 1149 warn sprintf "saving %s (%d,%d)\n",
1075 $decname, length $$rdata, scalar @$objs; 1150 $decname, length $$rdata, scalar @$objs;
1076 1151
1077 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1152 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078 chmod SAVE_MODE, $fh; 1153 aio_chmod $fh, SAVE_MODE;
1079 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1154 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080 aio_fsync $fh if $cf::USE_FSYNC; 1155 aio_fsync $fh if $cf::USE_FSYNC;
1081 close $fh; 1156 aio_close $fh;
1082 1157
1083 if (@$objs) { 1158 if (@$objs) {
1084 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1159 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085 chmod SAVE_MODE, $fh; 1160 aio_chmod $fh, SAVE_MODE;
1086 my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs }; 1161 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087 aio_write $fh, 0, (length $data), $data, 0; 1162 aio_write $fh, 0, (length $data), $data, 0;
1088 aio_fsync $fh if $cf::USE_FSYNC; 1163 aio_fsync $fh if $cf::USE_FSYNC;
1089 close $fh; 1164 aio_close $fh;
1090 aio_rename "$filename.pst~", "$filename.pst"; 1165 aio_rename "$filename.pst~", "$filename.pst";
1091 } 1166 }
1092 } else { 1167 } else {
1093 aio_unlink "$filename.pst"; 1168 aio_unlink "$filename.pst";
1094 } 1169 }
1122 1197
1123 unless (aio_stat "$filename.pst") { 1198 unless (aio_stat "$filename.pst") {
1124 (aio_load "$filename.pst", $av) >= 0 1199 (aio_load "$filename.pst", $av) >= 0
1125 or return; 1200 or return;
1126 1201
1127 my $st = eval { Coro::Storable::thaw $av } 1202 my $st = eval { Coro::Storable::thaw $av };
1128 || eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1129 $av = $st->{objs}; 1203 $av = $st->{objs};
1130 } 1204 }
1131 1205
1132 utf8::decode (my $decname = $filename); 1206 utf8::decode (my $decname = $filename);
1133 warn sprintf "loading %s (%d,%d)\n", 1207 warn sprintf "loading %s (%d,%d)\n",
1264 1338
1265 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1339 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1266 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1340 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1267 1341
1268 $ext{source} = 1342 $ext{source} =
1269 "package $pkg; use strict; use utf8;\n" 1343 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1270 . "#line 1 \"$path\"\n{\n" 1344 . "#line 1 \"$path\"\n{\n"
1271 . $source 1345 . $source
1272 . "\n};\n1"; 1346 . "\n};\n1";
1273 1347
1274 $todo{$base} = \%ext; 1348 $todo{$base} = \%ext;
1290 my $msg = $@ ? "$v->{path}: $@\n" 1364 my $msg = $@ ? "$v->{path}: $@\n"
1291 : "$v->{base}: extension inactive.\n"; 1365 : "$v->{base}: extension inactive.\n";
1292 1366
1293 if (exists $v->{meta}{mandatory}) { 1367 if (exists $v->{meta}{mandatory}) {
1294 warn $msg; 1368 warn $msg;
1295 warn "mandatory extension failed to load, exiting.\n"; 1369 cf::cleanup "mandatory extension failed to load, exiting.";
1296 exit 1;
1297 } 1370 }
1298 1371
1299 warn $msg; 1372 warn $msg;
1300 } 1373 }
1301 1374
1315 1388
1316=back 1389=back
1317 1390
1318=head2 CORE EXTENSIONS 1391=head2 CORE EXTENSIONS
1319 1392
1320Functions and methods that extend core crossfire objects. 1393Functions and methods that extend core deliantra objects.
1321 1394
1322=cut 1395=cut
1323 1396
1324package cf::player; 1397package cf::player;
1325 1398
1390 my $f = new_from_file cf::object::thawer path $login 1463 my $f = new_from_file cf::object::thawer path $login
1391 or return; 1464 or return;
1392 1465
1393 my $pl = cf::player::load_pl $f 1466 my $pl = cf::player::load_pl $f
1394 or return; 1467 or return;
1468
1395 local $cf::PLAYER_LOADING{$login} = $pl; 1469 local $cf::PLAYER_LOADING{$login} = $pl;
1396 $f->resolve_delayed_derefs; 1470 $f->resolve_delayed_derefs;
1397 $cf::PLAYER{$login} = $pl 1471 $cf::PLAYER{$login} = $pl
1398 } 1472 }
1399 } 1473 }
1409 1483
1410 return if $pl->{deny_save}; 1484 return if $pl->{deny_save};
1411 1485
1412 aio_mkdir playerdir $pl, 0770; 1486 aio_mkdir playerdir $pl, 0770;
1413 $pl->{last_save} = $cf::RUNTIME; 1487 $pl->{last_save} = $cf::RUNTIME;
1488
1489 cf::get_slot 0.01;
1414 1490
1415 $pl->save_pl ($path); 1491 $pl->save_pl ($path);
1416 cf::cede_to_tick; 1492 cf::cede_to_tick;
1417} 1493}
1418 1494
1450 my ($pl) = @_; 1526 my ($pl) = @_;
1451 1527
1452 my $name = $pl->ob->name; 1528 my $name = $pl->ob->name;
1453 1529
1454 $pl->{deny_save} = 1; 1530 $pl->{deny_save} = 1;
1455 $pl->password ("*"); # this should lock out the player until we nuked the dir 1531 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1456 1532
1457 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1533 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1458 $pl->deactivate; 1534 $pl->deactivate;
1535 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1536 $pl->ob->check_score;
1459 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1537 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1460 $pl->ns->destroy if $pl->ns; 1538 $pl->ns->destroy if $pl->ns;
1461 1539
1462 my $path = playerdir $pl; 1540 my $path = playerdir $pl;
1463 my $temp = "$path~$cf::RUNTIME~deleting~"; 1541 my $temp = "$path~$cf::RUNTIME~deleting~";
1502 1580
1503 for my $login (@$dirs) { 1581 for my $login (@$dirs) {
1504 my $path = path $login; 1582 my $path = path $login;
1505 1583
1506 # a .pst is a dead give-away for a valid player 1584 # a .pst is a dead give-away for a valid player
1507 unless (-e "$path.pst") { 1585 # if no pst file found, open and chekc for blocked users
1586 if (aio_stat "$path.pst") {
1508 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next; 1587 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1509 aio_read $fh, 0, 512, my $buf, 0 or next; 1588 aio_read $fh, 0, 512, my $buf, 0 or next;
1510 $buf !~ /^password -------------$/m or next; # official not-valid tag 1589 $buf !~ /^password -------------$/m or next; # official not-valid tag
1511 } 1590 }
1512 1591
1543 } 1622 }
1544 1623
1545 \@paths 1624 \@paths
1546} 1625}
1547 1626
1548=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1627=item $protocol_xml = $player->expand_cfpod ($cfpod)
1549 1628
1550Expand crossfire pod fragments into protocol xml. 1629Expand deliantra pod fragments into protocol xml.
1551
1552=cut
1553
1554sub expand_cfpod {
1555 ((my $self), (local $_)) = @_;
1556
1557 # escape & and <
1558 s/&/&amp;/g;
1559 s/(?<![BIUGHT])</&lt;/g;
1560
1561 # this is buggy, it needs to properly take care of nested <'s
1562
1563 1 while
1564 # replace B<>, I<>, U<> etc.
1565 s/B<([^\>]*)>/<b>$1<\/b>/
1566 || s/I<([^\>]*)>/<i>$1<\/i>/
1567 || s/U<([^\>]*)>/<u>$1<\/u>/
1568 || s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1569 # replace G<male|female> tags
1570 || s{G<([^>|]*)\|([^>]*)>}{
1571 $self->gender ? $2 : $1
1572 }ge
1573 # replace H<hint text>
1574 || s{H<([^\>]*)>}
1575 {
1576 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1577 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1578 "")
1579 [$self->{hintmode}]
1580 }ge;
1581
1582 # create single paragraphs (very hackish)
1583 s/(?<=\S)\n(?=\w)/ /g;
1584
1585 # compress some whitespace
1586 s/\s+\n/\n/g; # ws line-ends
1587 s/\n\n+/\n/g; # double lines
1588 s/^\n+//; # beginning lines
1589 s/\n+$//; # ending lines
1590
1591 $_
1592}
1593
1594sub hintmode {
1595 $_[0]{hintmode} = $_[1] if @_ > 1;
1596 $_[0]{hintmode}
1597}
1598 1630
1599=item $player->ext_reply ($msgid, @msg) 1631=item $player->ext_reply ($msgid, @msg)
1600 1632
1601Sends an ext reply to the player. 1633Sends an ext reply to the player.
1602 1634
1669our $MAX_RESET = 3600; 1701our $MAX_RESET = 3600;
1670our $DEFAULT_RESET = 3000; 1702our $DEFAULT_RESET = 3000;
1671 1703
1672sub generate_random_map { 1704sub generate_random_map {
1673 my ($self, $rmp) = @_; 1705 my ($self, $rmp) = @_;
1706
1707 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708
1674 # mit "rum" bekleckern, nicht 1709 # mit "rum" bekleckern, nicht
1675 $self->_create_random_map ( 1710 $self->_create_random_map (
1676 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1711 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1677 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1712 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1678 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1713 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1800 1835
1801# the temporary/swap location 1836# the temporary/swap location
1802sub save_path { 1837sub save_path {
1803 my ($self) = @_; 1838 my ($self) = @_;
1804 1839
1805 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1840 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1806 "$TMPDIR/$path.map" 1841 "$TMPDIR/$path.map"
1807} 1842}
1808 1843
1809# the unique path, undef == no special unique path 1844# the unique path, undef == no special unique path
1810sub uniq_path { 1845sub uniq_path {
1811 my ($self) = @_; 1846 my ($self) = @_;
1812 1847
1813 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1848 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1814 "$UNIQUEDIR/$path" 1849 "$UNIQUEDIR/$path"
1815} 1850}
1816 1851
1817# and all this just because we cannot iterate over 1852# and all this just because we cannot iterate over
1818# all maps in C++... 1853# all maps in C++...
1916 1951
1917 cf::lock_wait "map_data:$path";#d#remove 1952 cf::lock_wait "map_data:$path";#d#remove
1918 cf::lock_wait "map_find:$path"; 1953 cf::lock_wait "map_find:$path";
1919 1954
1920 $cf::MAP{$path} || do { 1955 $cf::MAP{$path} || do {
1921 my $guard1 = cf::lock_acquire "map_find:$path";
1922 my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it 1956 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1957 my $guard2 = cf::lock_acquire "map_find:$path";
1923 1958
1924 my $map = new_from_path cf::map $path 1959 my $map = new_from_path cf::map $path
1925 or return; 1960 or return;
1926 1961
1927 $map->{last_save} = $cf::RUNTIME; 1962 $map->{last_save} = $cf::RUNTIME;
1930 or return; 1965 or return;
1931 1966
1932 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1967 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1933 # doing this can freeze the server in a sync job, obviously 1968 # doing this can freeze the server in a sync job, obviously
1934 #$cf::WAIT_FOR_TICK->wait; 1969 #$cf::WAIT_FOR_TICK->wait;
1970 undef $guard2;
1935 undef $guard1; 1971 undef $guard1;
1936 undef $guard2;
1937 $map->reset; 1972 $map->reset;
1938 return find $path; 1973 return find $path;
1939 } 1974 }
1940 1975
1941 $cf::MAP{$path} = $map 1976 $cf::MAP{$path} = $map
1968 my $f = new_from_file cf::object::thawer $self->{load_path}; 2003 my $f = new_from_file cf::object::thawer $self->{load_path};
1969 $f->skip_block; 2004 $f->skip_block;
1970 $self->_load_objects ($f) 2005 $self->_load_objects ($f)
1971 or return; 2006 or return;
1972 2007
1973 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2008 $self->post_load_original
1974 if delete $self->{load_original}; 2009 if delete $self->{load_original};
1975 2010
1976 if (my $uniq = $self->uniq_path) { 2011 if (my $uniq = $self->uniq_path) {
1977 utf8::encode $uniq; 2012 utf8::encode $uniq;
1978 unless (aio_stat $uniq) { 2013 unless (aio_stat $uniq) {
2004 } 2039 }
2005 2040
2006 $self->{last_save} = $cf::RUNTIME; 2041 $self->{last_save} = $cf::RUNTIME;
2007 $self->last_access ($cf::RUNTIME); 2042 $self->last_access ($cf::RUNTIME);
2008 2043
2009 $self->in_memory (cf::MAP_IN_MEMORY); 2044 $self->in_memory (cf::MAP_ACTIVE);
2010 } 2045 }
2011 2046
2012 $self->post_load; 2047 $self->post_load;
2013} 2048}
2014 2049
2072 my ($path, $origin, $load) = @_; 2107 my ($path, $origin, $load) = @_;
2073 2108
2074 $path = normalise $path, $origin && $origin->{path}; 2109 $path = normalise $path, $origin && $origin->{path};
2075 2110
2076 if (my $map = $cf::MAP{$path}) { 2111 if (my $map = $cf::MAP{$path}) {
2077 return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY; 2112 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2078 } 2113 }
2079 2114
2080 $MAP_PREFETCH{$path} |= $load; 2115 $MAP_PREFETCH{$path} |= $load;
2081 2116
2082 $MAP_PREFETCHER ||= cf::async { 2117 $MAP_PREFETCHER ||= cf::async {
2119 cf::async { 2154 cf::async {
2120 $Coro::current->{desc} = "map player save"; 2155 $Coro::current->{desc} = "map player save";
2121 $_->contr->save for $self->players; 2156 $_->contr->save for $self->players;
2122 }; 2157 };
2123 2158
2159 cf::get_slot 0.02;
2160
2124 if ($uniq) { 2161 if ($uniq) {
2125 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2162 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2126 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2163 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2127 } else { 2164 } else {
2128 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2165 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2136 $self->save; 2173 $self->save;
2137 2174
2138 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2175 my $lock = cf::lock_acquire "map_data:$self->{path}";
2139 2176
2140 return if $self->players; 2177 return if $self->players;
2141 return if $self->in_memory != cf::MAP_IN_MEMORY; 2178 return if $self->in_memory != cf::MAP_ACTIVE;
2142 return if $self->{deny_save}; 2179 return if $self->{deny_save};
2143 2180
2144 $self->in_memory (cf::MAP_SWAPPED); 2181 $self->in_memory (cf::MAP_SWAPPED);
2145 2182
2146 $self->deactivate; 2183 $self->deactivate;
2264 2301
2265sub unique_maps() { 2302sub unique_maps() {
2266 [ 2303 [
2267 map { 2304 map {
2268 utf8::decode $_; 2305 utf8::decode $_;
2269 /\.map$/ 2306 s/\.map$//; # TODO future compatibility hack
2307 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2308 ? ()
2270 ? normalise $_ 2309 : normalise $_
2271 : ()
2272 } @{ aio_readdir $UNIQUEDIR or [] } 2310 } @{ aio_readdir $UNIQUEDIR or [] }
2273 ] 2311 ]
2274} 2312}
2275 2313
2276package cf;
2277
2278=back 2314=back
2279 2315
2280=head3 cf::object 2316=head3 cf::object
2281 2317
2282=cut 2318=cut
2285 2321
2286=over 4 2322=over 4
2287 2323
2288=item $ob->inv_recursive 2324=item $ob->inv_recursive
2289 2325
2290Returns the inventory of the object _and_ their inventories, recursively. 2326Returns the inventory of the object I<and> their inventories, recursively,
2327but I<not> the object itself.
2291 2328
2292=cut 2329=cut
2293 2330
2294sub inv_recursive_; 2331sub inv_recursive_;
2295sub inv_recursive_ { 2332sub inv_recursive_ {
2300 inv_recursive_ inv $_[0] 2337 inv_recursive_ inv $_[0]
2301} 2338}
2302 2339
2303=item $ref = $ob->ref 2340=item $ref = $ob->ref
2304 2341
2305creates and returns a persistent reference to an objetc that can be stored as a string. 2342Creates and returns a persistent reference to an object that can be stored as a string.
2306 2343
2307=item $ob = cf::object::deref ($refstring) 2344=item $ob = cf::object::deref ($refstring)
2308 2345
2309returns the objetc referenced by refstring. may return undef when it cnanot find the object, 2346returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2310even if the object actually exists. May block. 2347even if the object actually exists. May block.
2342can be C<undef>. Does the right thing when the player is currently in a 2379can be C<undef>. Does the right thing when the player is currently in a
2343dialogue with the given NPC character. 2380dialogue with the given NPC character.
2344 2381
2345=cut 2382=cut
2346 2383
2384our $SAY_CHANNEL = {
2385 id => "say",
2386 title => "Map",
2387 reply => "say ",
2388 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2389};
2390
2391our $CHAT_CHANNEL = {
2392 id => "chat",
2393 title => "Chat",
2394 reply => "chat ",
2395 tooltip => "Player chat and shouts, global to the server.",
2396};
2397
2347# rough implementation of a future "reply" method that works 2398# rough implementation of a future "reply" method that works
2348# with dialog boxes. 2399# with dialog boxes.
2349#TODO: the first argument must go, split into a $npc->reply_to ( method 2400#TODO: the first argument must go, split into a $npc->reply_to ( method
2350sub cf::object::player::reply($$$;$) { 2401sub cf::object::player::reply($$$;$) {
2351 my ($self, $npc, $msg, $flags) = @_; 2402 my ($self, $npc, $msg, $flags) = @_;
2362 my $dialog = $pl->{npc_dialog}; 2413 my $dialog = $pl->{npc_dialog};
2363 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2414 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2364 2415
2365 } else { 2416 } else {
2366 $msg = $npc->name . " says: $msg" if $npc; 2417 $msg = $npc->name . " says: $msg" if $npc;
2367 $self->message ($msg, $flags); 2418 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2368 } 2419 }
2369 } 2420 }
2370} 2421}
2371 2422
2372=item $object->send_msg ($channel, $msg, $color, [extra...]) 2423=item $object->send_msg ($channel, $msg, $color, [extra...])
2397 2448
2398=item $player_object->enter_link 2449=item $player_object->enter_link
2399 2450
2400Freezes the player and moves him/her to a special map (C<{link}>). 2451Freezes the player and moves him/her to a special map (C<{link}>).
2401 2452
2402The player should be reasonably safe there for short amounts of time. You 2453The player should be reasonably safe there for short amounts of time (e.g.
2403I<MUST> call C<leave_link> as soon as possible, though. 2454for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2455though, as the palyer cannot control the character while it is on the link
2456map.
2404 2457
2405Will never block. 2458Will never block.
2406 2459
2407=item $player_object->leave_link ($map, $x, $y) 2460=item $player_object->leave_link ($map, $x, $y)
2408 2461
2466 2519
2467 $map->load; 2520 $map->load;
2468 $map->load_neighbours; 2521 $map->load_neighbours;
2469 2522
2470 return unless $self->contr->active; 2523 return unless $self->contr->active;
2524 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
2471 $self->activate_recursive; 2525 $self->activate_recursive;
2472 2526
2473 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2527 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2474 $self->enter_map ($map, $x, $y); 2528 $self->enter_map ($map, $x, $y);
2475} 2529}
2479Moves the player to the given map-path and coordinates by first freezing 2533Moves the player to the given map-path and coordinates by first freezing
2480her, loading and preparing them map, calling the provided $check callback 2534her, loading and preparing them map, calling the provided $check callback
2481that has to return the map if sucecssful, and then unfreezes the player on 2535that has to return the map if sucecssful, and then unfreezes the player on
2482the new (success) or old (failed) map position. In either case, $done will 2536the new (success) or old (failed) map position. In either case, $done will
2483be called at the end of this process. 2537be called at the end of this process.
2538
2539Note that $check will be called with a potentially non-loaded map, so if
2540it needs a loaded map it has to call C<< ->load >>.
2484 2541
2485=cut 2542=cut
2486 2543
2487our $GOTOGEN; 2544our $GOTOGEN;
2488 2545
2567} 2624}
2568 2625
2569sub prepare_random_map { 2626sub prepare_random_map {
2570 my ($exit) = @_; 2627 my ($exit) = @_;
2571 2628
2572 my $guard = cf::lock_acquire "exit_prepare:$exit";
2573
2574 # all this does is basically replace the /! path by 2629 # all this does is basically replace the /! path by
2575 # a new random map path (?random/...) with a seed 2630 # a new random map path (?random/...) with a seed
2576 # that depends on the exit object 2631 # that depends on the exit object
2577 2632
2578 my $rmp = parse_random_map_params $exit->msg; 2633 my $rmp = parse_random_map_params $exit->msg;
2580 if ($exit->map) { 2635 if ($exit->map) {
2581 $rmp->{region} = $exit->region->name; 2636 $rmp->{region} = $exit->region->name;
2582 $rmp->{origin_map} = $exit->map->path; 2637 $rmp->{origin_map} = $exit->map->path;
2583 $rmp->{origin_x} = $exit->x; 2638 $rmp->{origin_x} = $exit->x;
2584 $rmp->{origin_y} = $exit->y; 2639 $rmp->{origin_y} = $exit->y;
2640
2641 $exit->map->touch;
2585 } 2642 }
2586 2643
2587 $rmp->{random_seed} ||= $exit->random_seed; 2644 $rmp->{random_seed} ||= $exit->random_seed;
2588 2645
2589 my $data = cf::to_json $rmp; 2646 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2590 my $md5 = Digest::MD5::md5_hex $data; 2647 my $md5 = Digest::MD5::md5_hex $data;
2591 my $meta = "$RANDOMDIR/$md5.meta"; 2648 my $meta = "$RANDOMDIR/$md5.meta";
2592 2649
2593 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2650 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2594 aio_write $fh, 0, (length $data), $data, 0; 2651 aio_write $fh, 0, (length $data), $data, 0;
2595 undef $fh; 2652 undef $fh;
2596 aio_rename "$meta~", $meta; 2653 aio_rename "$meta~", $meta;
2597 2654
2655 my $slaying = "?random/$md5";
2656
2657 if ($exit->valid) {
2598 $exit->slaying ("?random/$md5"); 2658 $exit->slaying ("?random/$md5");
2599 $exit->msg (undef); 2659 $exit->msg (undef);
2660 }
2600 } 2661 }
2601} 2662}
2602 2663
2603sub cf::object::player::enter_exit { 2664sub cf::object::player::enter_exit {
2604 my ($self, $exit) = @_; 2665 my ($self, $exit) = @_;
2605 2666
2606 return unless $self->type == cf::PLAYER; 2667 return unless $self->type == cf::PLAYER;
2607 2668
2608 if ($exit->slaying eq "/!") {
2609 #TODO: this should de-fi-ni-te-ly not be a sync-job
2610 # the problem is that $exit might not survive long enough
2611 # so it needs to be done right now, right here
2612 cf::sync_job { prepare_random_map $exit };
2613 }
2614
2615 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2616 my $hp = $exit->stats->hp;
2617 my $sp = $exit->stats->sp;
2618
2619 $self->enter_link; 2669 $self->enter_link;
2620 2670
2621 # if exit is damned, update players death & WoR home-position
2622 $self->contr->savebed ($slaying, $hp, $sp)
2623 if $exit->flag (FLAG_DAMNED);
2624
2625 (async { 2671 (async {
2626 $Coro::current->{desc} = "enter_exit $slaying $hp $sp"; 2672 $Coro::current->{desc} = "enter_exit";
2627 2673
2628 $self->deactivate_recursive; # just to be sure
2629 unless (eval { 2674 unless (eval {
2675 $self->deactivate_recursive; # just to be sure
2676
2677 # random map handling
2678 {
2679 my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681 prepare_random_map $exit
2682 if $exit->slaying eq "/!";
2683 }
2684
2685 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2686 my $x = $exit->stats->hp;
2687 my $y = $exit->stats->sp;
2688
2630 $self->goto ($slaying, $hp, $sp); 2689 $self->goto ($map, $x, $y);
2631 2690
2691 # if exit is damned, update players death & WoR home-position
2692 $self->contr->savebed ($map, $x, $y)
2693 if $exit->flag (cf::FLAG_DAMNED);
2694
2632 1; 2695 1
2633 }) { 2696 }) {
2634 $self->message ("Something went wrong deep within the crossfire server. " 2697 $self->message ("Something went wrong deep within the deliantra server. "
2635 . "I'll try to bring you back to the map you were before. " 2698 . "I'll try to bring you back to the map you were before. "
2636 . "Please report this to the dungeon master!", 2699 . "Please report this to the dungeon master!",
2637 cf::NDI_UNIQUE | cf::NDI_RED); 2700 cf::NDI_UNIQUE | cf::NDI_RED);
2638 2701
2639 warn "ERROR in enter_exit: $@"; 2702 warn "ERROR in enter_exit: $@";
2667the message, with C<log> being the default. If C<$color> is negative, suppress 2730the message, with C<log> being the default. If C<$color> is negative, suppress
2668the message unless the client supports the msg packet. 2731the message unless the client supports the msg packet.
2669 2732
2670=cut 2733=cut
2671 2734
2735# non-persistent channels (usually the info channel)
2672our %CHANNEL = ( 2736our %CHANNEL = (
2673 "c/identify" => { 2737 "c/identify" => {
2674 id => "infobox", 2738 id => "infobox",
2675 title => "Identify", 2739 title => "Identify",
2676 reply => undef, 2740 reply => undef,
2680 id => "infobox", 2744 id => "infobox",
2681 title => "Examine", 2745 title => "Examine",
2682 reply => undef, 2746 reply => undef,
2683 tooltip => "Signs and other items you examined", 2747 tooltip => "Signs and other items you examined",
2684 }, 2748 },
2749 "c/book" => {
2750 id => "infobox",
2751 title => "Book",
2752 reply => undef,
2753 tooltip => "The contents of a note or book",
2754 },
2685 "c/lookat" => { 2755 "c/lookat" => {
2686 id => "infobox", 2756 id => "infobox",
2687 title => "Look", 2757 title => "Look",
2688 reply => undef, 2758 reply => undef,
2689 tooltip => "What you saw there", 2759 tooltip => "What you saw there",
2690 }, 2760 },
2761 "c/who" => {
2762 id => "infobox",
2763 title => "Players",
2764 reply => undef,
2765 tooltip => "Shows players who are currently online",
2766 },
2767 "c/body" => {
2768 id => "infobox",
2769 title => "Body Parts",
2770 reply => undef,
2771 tooltip => "Shows which body parts you posess and are available",
2772 },
2773 "c/uptime" => {
2774 id => "infobox",
2775 title => "Uptime",
2776 reply => undef,
2777 tooltip => "How long the server has been running since last restart",
2778 },
2779 "c/mapinfo" => {
2780 id => "infobox",
2781 title => "Map Info",
2782 reply => undef,
2783 tooltip => "Information related to the maps",
2784 },
2785 "c/party" => {
2786 id => "party",
2787 title => "Party",
2788 reply => "gsay ",
2789 tooltip => "Messages and chat related to your party",
2790 },
2691); 2791);
2692 2792
2693sub cf::client::send_msg { 2793sub cf::client::send_msg {
2694 my ($self, $channel, $msg, $color, @extra) = @_; 2794 my ($self, $channel, $msg, $color, @extra) = @_;
2695 2795
2696 $msg = $self->pl->expand_cfpod ($msg); 2796 $msg = $self->pl->expand_cfpod ($msg)
2797 unless $color & cf::NDI_VERBATIM;
2697 2798
2698 $color &= cf::NDI_CLIENT_MASK; # just in case... 2799 $color &= cf::NDI_CLIENT_MASK; # just in case...
2699 2800
2700 # check predefined channels, for the benefit of C 2801 # check predefined channels, for the benefit of C
2701 if ($CHANNEL{$channel}) { 2802 if ($CHANNEL{$channel}) {
2722 if ($self->can_msg) { 2823 if ($self->can_msg) {
2723 # default colour, mask it out 2824 # default colour, mask it out
2724 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2825 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2725 if $color & cf::NDI_DEF; 2826 if $color & cf::NDI_DEF;
2726 2827
2727 $self->send_packet ("msg " . $self->{json_coder}->encode ( 2828 my $pkt = "msg "
2829 . $self->{json_coder}->encode (
2728 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 2830 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2831 );
2832
2833 # try lzf for large packets
2834 $pkt = "lzf " . Compress::LZF::compress $pkt
2835 if 1024 <= length $pkt and $self->{can_lzf};
2836
2837 # split very large packets
2838 if (8192 < length $pkt and $self->{can_lzf}) {
2839 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2840 $pkt = "frag";
2841 }
2842
2843 $self->send_packet ($pkt);
2729 } else { 2844 } else {
2730 if ($color >= 0) { 2845 if ($color >= 0) {
2731 # replace some tags by gcfclient-compatible ones 2846 # replace some tags by gcfclient-compatible ones
2732 for ($msg) { 2847 for ($msg) {
2733 1 while 2848 1 while
2932 3047
2933The following functions and methods are available within a safe environment: 3048The following functions and methods are available within a safe environment:
2934 3049
2935 cf::object 3050 cf::object
2936 contr pay_amount pay_player map x y force_find force_add destroy 3051 contr pay_amount pay_player map x y force_find force_add destroy
2937 insert remove name archname title slaying race decrease_ob_nr 3052 insert remove name archname title slaying race decrease split
2938 3053
2939 cf::object::player 3054 cf::object::player
2940 player 3055 player
2941 3056
2942 cf::player 3057 cf::player
2947 3062
2948=cut 3063=cut
2949 3064
2950for ( 3065for (
2951 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3066 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2952 insert remove inv name archname title slaying race 3067 insert remove inv nrof name archname title slaying race
2953 decrease_ob_nr destroy)], 3068 decrease split destroy change_exp)],
2954 ["cf::object::player" => qw(player)], 3069 ["cf::object::player" => qw(player)],
2955 ["cf::player" => qw(peaceful)], 3070 ["cf::player" => qw(peaceful)],
2956 ["cf::map" => qw(trigger)], 3071 ["cf::map" => qw(trigger)],
2957) { 3072) {
2958 no strict 'refs'; 3073 no strict 'refs';
3063 { 3178 {
3064 my $faces = $facedata->{faceinfo}; 3179 my $faces = $facedata->{faceinfo};
3065 3180
3066 while (my ($face, $info) = each %$faces) { 3181 while (my ($face, $info) = each %$faces) {
3067 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3182 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3183
3068 cf::face::set_visibility $idx, $info->{visibility}; 3184 cf::face::set_visibility $idx, $info->{visibility};
3069 cf::face::set_magicmap $idx, $info->{magicmap}; 3185 cf::face::set_magicmap $idx, $info->{magicmap};
3070 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3186 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3071 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3187 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3072 3188
3073 cf::cede_to_tick; 3189 cf::cede_to_tick;
3074 } 3190 }
3075 3191
3076 while (my ($face, $info) = each %$faces) { 3192 while (my ($face, $info) = each %$faces) {
3077 next unless $info->{smooth}; 3193 next unless $info->{smooth};
3194
3078 my $idx = cf::face::find $face 3195 my $idx = cf::face::find $face
3079 or next; 3196 or next;
3197
3080 if (my $smooth = cf::face::find $info->{smooth}) { 3198 if (my $smooth = cf::face::find $info->{smooth}) {
3081 cf::face::set_smooth $idx, $smooth; 3199 cf::face::set_smooth $idx, $smooth;
3082 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3200 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3083 } else { 3201 } else {
3084 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3202 warn "smooth face '$info->{smooth}' not found for face '$face'";
3102 { 3220 {
3103 # TODO: for gcfclient pleasure, we should give resources 3221 # TODO: for gcfclient pleasure, we should give resources
3104 # that gcfclient doesn't grok a >10000 face index. 3222 # that gcfclient doesn't grok a >10000 face index.
3105 my $res = $facedata->{resource}; 3223 my $res = $facedata->{resource};
3106 3224
3107 my $soundconf = delete $res->{"res/sound.conf"};
3108
3109 while (my ($name, $info) = each %$res) { 3225 while (my ($name, $info) = each %$res) {
3226 if (defined $info->{type}) {
3110 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3227 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3111 my $data; 3228 my $data;
3112 3229
3113 if ($info->{type} & 1) { 3230 if ($info->{type} & 1) {
3114 # prepend meta info 3231 # prepend meta info
3115 3232
3116 my $meta = $enc->encode ({ 3233 my $meta = $enc->encode ({
3117 name => $name, 3234 name => $name,
3118 %{ $info->{meta} || {} }, 3235 %{ $info->{meta} || {} },
3119 }); 3236 });
3120 3237
3121 $data = pack "(w/a*)*", $meta, $info->{data}; 3238 $data = pack "(w/a*)*", $meta, $info->{data};
3239 } else {
3240 $data = $info->{data};
3241 }
3242
3243 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3244 cf::face::set_type $idx, $info->{type};
3122 } else { 3245 } else {
3123 $data = $info->{data}; 3246 $RESOURCE{$name} = $info;
3124 } 3247 }
3125 3248
3126 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3127 cf::face::set_type $idx, $info->{type};
3128
3129 cf::cede_to_tick; 3249 cf::cede_to_tick;
3130 } 3250 }
3131
3132 if ($soundconf) {
3133 $soundconf = $enc->decode (delete $soundconf->{data});
3134
3135 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3136 my $sound = $soundconf->{compat}[$_]
3137 or next;
3138
3139 my $face = cf::face::find "sound/$sound->[1]";
3140 cf::sound::set $sound->[0] => $face;
3141 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3142 }
3143
3144 while (my ($k, $v) = each %{$soundconf->{event}}) {
3145 my $face = cf::face::find "sound/$v";
3146 cf::sound::set $k => $face;
3147 }
3148 }
3149 } 3251 }
3252
3253 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3150 3254
3151 1 3255 1
3152} 3256}
3257
3258cf::global->attach (on_resource_update => sub {
3259 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3260 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3261
3262 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3263 my $sound = $soundconf->{compat}[$_]
3264 or next;
3265
3266 my $face = cf::face::find "sound/$sound->[1]";
3267 cf::sound::set $sound->[0] => $face;
3268 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3269 }
3270
3271 while (my ($k, $v) = each %{$soundconf->{event}}) {
3272 my $face = cf::face::find "sound/$v";
3273 cf::sound::set $k => $face;
3274 }
3275 }
3276});
3153 3277
3154register_exticmd fx_want => sub { 3278register_exticmd fx_want => sub {
3155 my ($ns, $want) = @_; 3279 my ($ns, $want) = @_;
3156 3280
3157 while (my ($k, $v) = each %$want) { 3281 while (my ($k, $v) = each %$want) {
3158 $ns->fx_want ($k, $v); 3282 $ns->fx_want ($k, $v);
3159 } 3283 }
3160}; 3284};
3285
3286sub load_resource_file($) {
3287 my $guard = lock_acquire "load_resource_file";
3288
3289 my $status = load_resource_file_ $_[0];
3290 get_slot 0.1, 100;
3291 cf::arch::commit_load;
3292
3293 $status
3294}
3161 3295
3162sub reload_regions { 3296sub reload_regions {
3163 # HACK to clear player env face cache, we need some signal framework 3297 # HACK to clear player env face cache, we need some signal framework
3164 # for this (global event?) 3298 # for this (global event?)
3165 %ext::player_env::MUSIC_FACE_CACHE = (); 3299 %ext::player_env::MUSIC_FACE_CACHE = ();
3179} 3313}
3180 3314
3181sub reload_archetypes { 3315sub reload_archetypes {
3182 load_resource_file "$DATADIR/archetypes" 3316 load_resource_file "$DATADIR/archetypes"
3183 or die "unable to load archetypes\n"; 3317 or die "unable to load archetypes\n";
3184 #d# NEED to laod twice to resolve forward references
3185 # this really needs to be done in an extra post-pass
3186 # (which needs to be synchronous, so solve it differently)
3187 load_resource_file "$DATADIR/archetypes"
3188 or die "unable to load archetypes\n";
3189} 3318}
3190 3319
3191sub reload_treasures { 3320sub reload_treasures {
3192 load_resource_file "$DATADIR/treasures" 3321 load_resource_file "$DATADIR/treasures"
3193 or die "unable to load treasurelists\n"; 3322 or die "unable to load treasurelists\n";
3194} 3323}
3195 3324
3196sub reload_resources { 3325sub reload_resources {
3197 warn "reloading resource files...\n"; 3326 warn "reloading resource files...\n";
3198 3327
3328 reload_facedata;
3329 reload_archetypes;
3199 reload_regions; 3330 reload_regions;
3200 reload_facedata;
3201 #reload_archetypes;#d#
3202 reload_archetypes;
3203 reload_treasures; 3331 reload_treasures;
3204 3332
3205 warn "finished reloading resource files\n"; 3333 warn "finished reloading resource files\n";
3206} 3334}
3207 3335
3208sub init { 3336sub init {
3337 my $guard = freeze_mainloop;
3338
3339 evthread_start IO::AIO::poll_fileno;
3340
3209 reload_resources; 3341 reload_resources;
3210} 3342}
3211 3343
3212sub reload_config { 3344sub reload_config {
3213 open my $fh, "<:utf8", "$CONFDIR/config" 3345 open my $fh, "<:utf8", "$CONFDIR/config"
3214 or return; 3346 or return;
3215 3347
3216 local $/; 3348 local $/;
3217 *CFG = YAML::Syck::Load <$fh>; 3349 *CFG = YAML::Load <$fh>;
3218 3350
3219 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3351 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3220 3352
3221 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3353 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3222 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3354 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3228 }; 3360 };
3229 warn $@ if $@; 3361 warn $@ if $@;
3230 } 3362 }
3231} 3363}
3232 3364
3365sub pidfile() {
3366 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3367 or die "$PIDFILE: $!";
3368 flock $fh, &Fcntl::LOCK_EX
3369 or die "$PIDFILE: flock: $!";
3370 $fh
3371}
3372
3373# make sure only one server instance is running at any one time
3374sub atomic {
3375 my $fh = pidfile;
3376
3377 my $pid = <$fh>;
3378 kill 9, $pid if $pid > 0;
3379
3380 seek $fh, 0, 0;
3381 print $fh $$;
3382}
3383
3233sub main { 3384sub main {
3385 atomic;
3386
3234 # we must not ever block the main coroutine 3387 # we must not ever block the main coroutine
3235 local $Coro::idle = sub { 3388 local $Coro::idle = sub {
3236 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3389 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3237 (async { 3390 (async {
3238 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3391 $Coro::current->{desc} = "IDLE BUG HANDLER";
3239 Event::one_event; 3392 EV::loop EV::LOOP_ONESHOT;
3240 })->prio (Coro::PRIO_MAX); 3393 })->prio (Coro::PRIO_MAX);
3241 }; 3394 };
3242 3395
3396 {
3397 my $guard = freeze_mainloop;
3243 reload_config; 3398 reload_config;
3244 db_init; 3399 db_init;
3245 load_extensions; 3400 load_extensions;
3246 3401
3247 $TICK_WATCHER->start; 3402 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403 }
3404
3405 utime time, time, $RUNTIMEFILE;
3406
3407 # no (long-running) fork's whatsoever before this point(!)
3408 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3409
3248 Event::loop; 3410 EV::loop;
3249} 3411}
3250 3412
3251############################################################################# 3413#############################################################################
3252# initialisation and cleanup 3414# initialisation and cleanup
3253 3415
3254# install some emergency cleanup handlers 3416# install some emergency cleanup handlers
3255BEGIN { 3417BEGIN {
3418 our %SIGWATCHER = ();
3256 for my $signal (qw(INT HUP TERM)) { 3419 for my $signal (qw(INT HUP TERM)) {
3257 Event->signal ( 3420 $SIGWATCHER{$signal} = EV::signal $signal, sub {
3258 reentrant => 0,
3259 data => WF_AUTOCANCEL,
3260 signal => $signal,
3261 prio => 0,
3262 cb => sub {
3263 cf::cleanup "SIG$signal"; 3421 cf::cleanup "SIG$signal";
3264 },
3265 ); 3422 };
3266 } 3423 }
3267} 3424}
3268 3425
3269sub write_runtime { 3426sub write_runtime_sync {
3270 my $runtime = "$LOCALDIR/runtime";
3271
3272 # first touch the runtime file to show we are still running: 3427 # first touch the runtime file to show we are still running:
3273 # the fsync below can take a very very long time. 3428 # the fsync below can take a very very long time.
3274 3429
3275 IO::AIO::aio_utime $runtime, undef, undef; 3430 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3276 3431
3277 my $guard = cf::lock_acquire "write_runtime"; 3432 my $guard = cf::lock_acquire "write_runtime";
3278 3433
3279 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3434 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3280 or return; 3435 or return;
3281 3436
3282 my $value = $cf::RUNTIME + 90 + 10; 3437 my $value = $cf::RUNTIME + 90 + 10;
3283 # 10 is the runtime save interval, for a monotonic clock 3438 # 10 is the runtime save interval, for a monotonic clock
3284 # 60 allows for the watchdog to kill the server. 3439 # 60 allows for the watchdog to kill the server.
3294 aio_utime $fh, undef, undef; 3449 aio_utime $fh, undef, undef;
3295 3450
3296 close $fh 3451 close $fh
3297 or return; 3452 or return;
3298 3453
3299 aio_rename "$runtime~", $runtime 3454 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3300 and return; 3455 and return;
3301 3456
3302 warn "runtime file written.\n"; 3457 warn "runtime file written.\n";
3303 3458
3304 1 3459 1
3460}
3461
3462our $uuid_lock;
3463our $uuid_skip;
3464
3465sub write_uuid_sync($) {
3466 $uuid_skip ||= $_[0];
3467
3468 return if $uuid_lock;
3469 local $uuid_lock = 1;
3470
3471 my $uuid = "$LOCALDIR/uuid";
3472
3473 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3474 or return;
3475
3476 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
3477 $uuid_skip = 0;
3478
3479 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3480 and return;
3481
3482 # always fsync - this file is important
3483 aio_fsync $fh
3484 and return;
3485
3486 close $fh
3487 or return;
3488
3489 aio_rename "$uuid~", $uuid
3490 and return;
3491
3492 warn "uuid file written ($value).\n";
3493
3494 1
3495
3496}
3497
3498sub write_uuid($$) {
3499 my ($skip, $sync) = @_;
3500
3501 $sync ? write_uuid_sync $skip
3502 : async { write_uuid_sync $skip };
3305} 3503}
3306 3504
3307sub emergency_save() { 3505sub emergency_save() {
3308 my $freeze_guard = cf::freeze_mainloop; 3506 my $freeze_guard = cf::freeze_mainloop;
3309 3507
3331 warn "end emergency map save\n"; 3529 warn "end emergency map save\n";
3332 3530
3333 warn "begin emergency database checkpoint\n"; 3531 warn "begin emergency database checkpoint\n";
3334 BDB::db_env_txn_checkpoint $DB_ENV; 3532 BDB::db_env_txn_checkpoint $DB_ENV;
3335 warn "end emergency database checkpoint\n"; 3533 warn "end emergency database checkpoint\n";
3534
3535 warn "begin write uuid\n";
3536 write_uuid_sync 1;
3537 warn "end write uuid\n";
3336 }; 3538 };
3337 3539
3338 warn "leave emergency perl save\n"; 3540 warn "leave emergency perl save\n";
3339} 3541}
3340 3542
3341sub post_cleanup { 3543sub post_cleanup {
3342 my ($make_core) = @_; 3544 my ($make_core) = @_;
3343 3545
3344 warn Carp::longmess "post_cleanup backtrace" 3546 warn Carp::longmess "post_cleanup backtrace"
3345 if $make_core; 3547 if $make_core;
3548
3549 my $fh = pidfile;
3550 unlink $PIDFILE if <$fh> == $$;
3346} 3551}
3552
3553# a safer delete_package, copied from Symbol
3554sub clear_package($) {
3555 my $pkg = shift;
3556
3557 # expand to full symbol table name if needed
3558 unless ($pkg =~ /^main::.*::$/) {
3559 $pkg = "main$pkg" if $pkg =~ /^::/;
3560 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3561 $pkg .= '::' unless $pkg =~ /::$/;
3562 }
3563
3564 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3565 my $stem_symtab = *{$stem}{HASH};
3566
3567 defined $stem_symtab and exists $stem_symtab->{$leaf}
3568 or return;
3569
3570 # clear all symbols
3571 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3572 for my $name (keys %$leaf_symtab) {
3573 _gv_clear *{"$pkg$name"};
3574# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3575 }
3576 warn "cleared package #$pkg\n";#d#
3577}
3578
3579our $RELOAD; # how many times to reload
3347 3580
3348sub do_reload_perl() { 3581sub do_reload_perl() {
3349 # can/must only be called in main 3582 # can/must only be called in main
3350 if ($Coro::current != $Coro::main) { 3583 if ($Coro::current != $Coro::main) {
3351 warn "can only reload from main coroutine"; 3584 warn "can only reload from main coroutine";
3352 return; 3585 return;
3353 } 3586 }
3354 3587
3588 return if $RELOAD++;
3589
3590 while ($RELOAD) {
3355 warn "reloading..."; 3591 warn "reloading...";
3356 3592
3357 warn "entering sync_job"; 3593 warn "entering sync_job";
3358 3594
3359 cf::sync_job { 3595 cf::sync_job {
3360 cf::write_runtime; # external watchdog should not bark 3596 cf::write_runtime_sync; # external watchdog should not bark
3361 cf::emergency_save; 3597 cf::emergency_save;
3362 cf::write_runtime; # external watchdog should not bark 3598 cf::write_runtime_sync; # external watchdog should not bark
3363 3599
3364 warn "syncing database to disk"; 3600 warn "syncing database to disk";
3365 BDB::db_env_txn_checkpoint $DB_ENV; 3601 BDB::db_env_txn_checkpoint $DB_ENV;
3366 3602
3367 # if anything goes wrong in here, we should simply crash as we already saved 3603 # if anything goes wrong in here, we should simply crash as we already saved
3368 3604
3369 warn "cancelling all WF_AUTOCANCEL watchers";
3370 for (Event::all_watchers) {
3371 $_->cancel if $_->data & WF_AUTOCANCEL;
3372 }
3373
3374 warn "flushing outstanding aio requests"; 3605 warn "flushing outstanding aio requests";
3375 for (;;) {
3376 BDB::flush;
3377 IO::AIO::flush;
3378 Coro::cede_notself;
3379 last unless IO::AIO::nreqs || BDB::nreqs; 3606 while (IO::AIO::nreqs || BDB::nreqs) {
3380 warn "iterate..."; 3607 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3381 }
3382
3383 ++$RELOAD;
3384
3385 warn "cancelling all extension coros";
3386 $_->cancel for values %EXT_CORO;
3387 %EXT_CORO = ();
3388
3389 warn "removing commands";
3390 %COMMAND = ();
3391
3392 warn "removing ext/exti commands";
3393 %EXTCMD = ();
3394 %EXTICMD = ();
3395
3396 warn "unloading/nuking all extensions";
3397 for my $pkg (@EXTS) {
3398 warn "... unloading $pkg";
3399
3400 if (my $cb = $pkg->can ("unload")) {
3401 eval {
3402 $cb->($pkg);
3403 1
3404 } or warn "$pkg unloaded, but with errors: $@";
3405 } 3608 }
3406 3609
3407 warn "... nuking $pkg"; 3610 warn "cancelling all extension coros";
3408 Symbol::delete_package $pkg; 3611 $_->cancel for values %EXT_CORO;
3409 } 3612 %EXT_CORO = ();
3410 3613
3411 warn "unloading all perl modules loaded from $LIBDIR"; 3614 warn "removing commands";
3412 while (my ($k, $v) = each %INC) { 3615 %COMMAND = ();
3413 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3414 3616
3617 warn "removing ext/exti commands";
3618 %EXTCMD = ();
3619 %EXTICMD = ();
3620
3621 warn "unloading/nuking all extensions";
3622 for my $pkg (@EXTS) {
3415 warn "... unloading $k"; 3623 warn "... unloading $pkg";
3416 delete $INC{$k};
3417 3624
3418 $k =~ s/\.pm$//;
3419 $k =~ s/\//::/g;
3420
3421 if (my $cb = $k->can ("unload_module")) { 3625 if (my $cb = $pkg->can ("unload")) {
3626 eval {
3422 $cb->(); 3627 $cb->($pkg);
3628 1
3629 } or warn "$pkg unloaded, but with errors: $@";
3630 }
3631
3632 warn "... clearing $pkg";
3633 clear_package $pkg;
3423 } 3634 }
3424 3635
3425 Symbol::delete_package $k; 3636 warn "unloading all perl modules loaded from $LIBDIR";
3637 while (my ($k, $v) = each %INC) {
3638 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639
3640 warn "... unloading $k";
3641 delete $INC{$k};
3642
3643 $k =~ s/\.pm$//;
3644 $k =~ s/\//::/g;
3645
3646 if (my $cb = $k->can ("unload_module")) {
3647 $cb->();
3648 }
3649
3650 clear_package $k;
3426 } 3651 }
3427 3652
3428 warn "getting rid of safe::, as good as possible"; 3653 warn "getting rid of safe::, as good as possible";
3429 Symbol::delete_package "safe::$_" 3654 clear_package "safe::$_"
3430 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3655 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3431 3656
3432 warn "unloading cf.pm \"a bit\""; 3657 warn "unloading cf.pm \"a bit\"";
3433 delete $INC{"cf.pm"}; 3658 delete $INC{"cf.pm"};
3434 delete $INC{"cf/pod.pm"}; 3659 delete $INC{"cf/pod.pm"};
3435 3660
3436 # don't, removes xs symbols, too, 3661 # don't, removes xs symbols, too,
3437 # and global variables created in xs 3662 # and global variables created in xs
3438 #Symbol::delete_package __PACKAGE__; 3663 #clear_package __PACKAGE__;
3439 3664
3440 warn "unload completed, starting to reload now"; 3665 warn "unload completed, starting to reload now";
3441 3666
3442 warn "reloading cf.pm"; 3667 warn "reloading cf.pm";
3443 require cf; 3668 require cf;
3444 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3669 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3445 3670
3446 warn "loading config and database again"; 3671 warn "loading config and database again";
3447 cf::reload_config; 3672 cf::reload_config;
3448 3673
3449 warn "loading extensions"; 3674 warn "loading extensions";
3450 cf::load_extensions; 3675 cf::load_extensions;
3451 3676
3452 warn "reattaching attachments to objects/players"; 3677 warn "reattaching attachments to objects/players";
3453 _global_reattach; # objects, sockets 3678 _global_reattach; # objects, sockets
3454 warn "reattaching attachments to maps"; 3679 warn "reattaching attachments to maps";
3455 reattach $_ for values %MAP; 3680 reattach $_ for values %MAP;
3456 warn "reattaching attachments to players"; 3681 warn "reattaching attachments to players";
3457 reattach $_ for values %PLAYER; 3682 reattach $_ for values %PLAYER;
3458 3683
3459 warn "leaving sync_job"; 3684 warn "leaving sync_job";
3460 3685
3461 1 3686 1
3462 } or do { 3687 } or do {
3463 warn $@; 3688 warn $@;
3464 warn "error while reloading, exiting."; 3689 cf::cleanup "error while reloading, exiting.";
3465 exit 1;
3466 }; 3690 };
3467 3691
3468 warn "reloaded"; 3692 warn "reloaded";
3693 --$RELOAD;
3694 }
3469}; 3695};
3470 3696
3471our $RELOAD_WATCHER; # used only during reload 3697our $RELOAD_WATCHER; # used only during reload
3472 3698
3473sub reload_perl() { 3699sub reload_perl() {
3474 # doing reload synchronously and two reloads happen back-to-back, 3700 # doing reload synchronously and two reloads happen back-to-back,
3475 # coro crashes during coro_state_free->destroy here. 3701 # coro crashes during coro_state_free->destroy here.
3476 3702
3477 $RELOAD_WATCHER ||= Event->timer ( 3703 $RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3478 reentrant => 0,
3479 after => 0,
3480 data => WF_AUTOCANCEL,
3481 cb => sub {
3482 do_reload_perl; 3704 do_reload_perl;
3483 undef $RELOAD_WATCHER; 3705 undef $RELOAD_WATCHER;
3484 },
3485 ); 3706 };
3486} 3707}
3487 3708
3488register_command "reload" => sub { 3709register_command "reload" => sub {
3489 my ($who, $arg) = @_; 3710 my ($who, $arg) = @_;
3490 3711
3503 3724
3504our @WAIT_FOR_TICK; 3725our @WAIT_FOR_TICK;
3505our @WAIT_FOR_TICK_BEGIN; 3726our @WAIT_FOR_TICK_BEGIN;
3506 3727
3507sub wait_for_tick { 3728sub wait_for_tick {
3508 return unless $TICK_WATCHER->is_active;
3509 return if $Coro::current == $Coro::main; 3729 return if tick_inhibit || $Coro::current == $Coro::main;
3510 3730
3511 my $signal = new Coro::Signal; 3731 my $signal = new Coro::Signal;
3512 push @WAIT_FOR_TICK, $signal; 3732 push @WAIT_FOR_TICK, $signal;
3513 $signal->wait; 3733 $signal->wait;
3514} 3734}
3515 3735
3516sub wait_for_tick_begin { 3736sub wait_for_tick_begin {
3517 return unless $TICK_WATCHER->is_active;
3518 return if $Coro::current == $Coro::main; 3737 return if tick_inhibit || $Coro::current == $Coro::main;
3519 3738
3520 my $signal = new Coro::Signal; 3739 my $signal = new Coro::Signal;
3521 push @WAIT_FOR_TICK_BEGIN, $signal; 3740 push @WAIT_FOR_TICK_BEGIN, $signal;
3522 $signal->wait; 3741 $signal->wait;
3523} 3742}
3524 3743
3525$TICK_WATCHER = Event->timer ( 3744sub tick {
3526 reentrant => 0,
3527 parked => 1,
3528 prio => 0,
3529 at => $NEXT_TICK || $TICK,
3530 data => WF_AUTOCANCEL,
3531 cb => sub {
3532 if ($Coro::current != $Coro::main) { 3745 if ($Coro::current != $Coro::main) {
3533 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3746 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3534 unless ++$bug_warning > 10; 3747 unless ++$bug_warning > 10;
3535 return; 3748 return;
3536 } 3749 }
3537 3750
3538 $NOW = $tick_start = Event::time;
3539
3540 cf::server_tick; # one server iteration 3751 cf::server_tick; # one server iteration
3541 3752
3542 $RUNTIME += $TICK;
3543 $NEXT_TICK += $TICK;
3544
3545 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3753 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3546 $NEXT_RUNTIME_WRITE = $NOW + 10; 3754 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3547 Coro::async_pool { 3755 Coro::async_pool {
3548 $Coro::current->{desc} = "runtime saver"; 3756 $Coro::current->{desc} = "runtime saver";
3549 write_runtime 3757 write_runtime_sync
3550 or warn "ERROR: unable to write runtime file: $!"; 3758 or warn "ERROR: unable to write runtime file: $!";
3551 };
3552 } 3759 };
3760 }
3553 3761
3554 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3762 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3555 $sig->send; 3763 $sig->send;
3556 } 3764 }
3557 while (my $sig = shift @WAIT_FOR_TICK) { 3765 while (my $sig = shift @WAIT_FOR_TICK) {
3558 $sig->send; 3766 $sig->send;
3559 } 3767 }
3560 3768
3561 $NOW = Event::time; 3769 $LOAD = ($NOW - $TICK_START) / $TICK;
3562
3563 # if we are delayed by four ticks or more, skip them all
3564 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3565
3566 $TICK_WATCHER->at ($NEXT_TICK);
3567 $TICK_WATCHER->start;
3568
3569 $LOAD = ($NOW - $tick_start) / $TICK;
3570 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3770 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3571 3771
3572 _post_tick; 3772 if (0) {
3773 if ($NEXT_TICK) {
3774 my $jitter = $TICK_START - $NEXT_TICK;
3775 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3776 warn "jitter $JITTER\n";#d#
3777 }
3573 }, 3778 }
3574); 3779}
3575 3780
3576{ 3781{
3782 # configure BDB
3783
3577 BDB::min_parallel 8; 3784 BDB::min_parallel 8;
3578 BDB::max_poll_time $TICK * 0.1; 3785 BDB::max_poll_reqs $TICK * 0.1;
3579 $BDB_POLL_WATCHER = Event->io ( 3786 $AnyEvent::BDB::WATCHER->priority (1);
3580 reentrant => 0,
3581 fd => BDB::poll_fileno,
3582 poll => 'r',
3583 prio => 0,
3584 data => WF_AUTOCANCEL,
3585 cb => \&BDB::poll_cb,
3586 );
3587
3588 BDB::set_sync_prepare {
3589 my $status;
3590 my $current = $Coro::current;
3591 (
3592 sub {
3593 $status = $!;
3594 $current->ready; undef $current;
3595 },
3596 sub {
3597 Coro::schedule while defined $current;
3598 $! = $status;
3599 },
3600 )
3601 };
3602 3787
3603 unless ($DB_ENV) { 3788 unless ($DB_ENV) {
3604 $DB_ENV = BDB::db_env_create; 3789 $DB_ENV = BDB::db_env_create;
3605 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3790 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3606 | BDB::LOG_AUTOREMOVE, 1); 3791 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3792 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3607 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT); 3793 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3608 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT); 3794 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3609 3795
3610 cf::sync_job { 3796 cf::sync_job {
3611 eval { 3797 eval {
3621 3807
3622 cf::cleanup "db_env_open(db): $@" if $@; 3808 cf::cleanup "db_env_open(db): $@" if $@;
3623 }; 3809 };
3624 } 3810 }
3625 3811
3626 $BDB_DEADLOCK_WATCHER = Event->timer ( 3812 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3627 after => 3,
3628 interval => 1,
3629 hard => 1,
3630 prio => 0,
3631 data => WF_AUTOCANCEL,
3632 cb => sub {
3633 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { }; 3813 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3634 },
3635 ); 3814 };
3636 $BDB_CHECKPOINT_WATCHER = Event->timer ( 3815 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3637 after => 11,
3638 interval => 60,
3639 hard => 1,
3640 prio => 0,
3641 data => WF_AUTOCANCEL,
3642 cb => sub {
3643 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { }; 3816 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3644 },
3645 ); 3817 };
3646 $BDB_TRICKLE_WATCHER = Event->timer ( 3818 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3647 after => 5,
3648 interval => 10,
3649 hard => 1,
3650 prio => 0,
3651 data => WF_AUTOCANCEL,
3652 cb => sub {
3653 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3819 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3654 },
3655 ); 3820 };
3656} 3821}
3657 3822
3658{ 3823{
3824 # configure IO::AIO
3825
3659 IO::AIO::min_parallel 8; 3826 IO::AIO::min_parallel 8;
3660
3661 undef $Coro::AIO::WATCHER;
3662 IO::AIO::max_poll_time $TICK * 0.1; 3827 IO::AIO::max_poll_time $TICK * 0.1;
3663 $AIO_POLL_WATCHER = Event->io ( 3828 undef $AnyEvent::AIO::WATCHER;
3664 reentrant => 0,
3665 data => WF_AUTOCANCEL,
3666 fd => IO::AIO::poll_fileno,
3667 poll => 'r',
3668 prio => 0,
3669 cb => \&IO::AIO::poll_cb,
3670 );
3671} 3829}
3672 3830
3673my $_log_backtrace; 3831my $_log_backtrace;
3674 3832
3675sub _log_backtrace { 3833sub _log_backtrace {
3678 $msg =~ s/\n//; 3836 $msg =~ s/\n//;
3679 3837
3680 # limit the # of concurrent backtraces 3838 # limit the # of concurrent backtraces
3681 if ($_log_backtrace < 2) { 3839 if ($_log_backtrace < 2) {
3682 ++$_log_backtrace; 3840 ++$_log_backtrace;
3841 my $perl_bt = Carp::longmess $msg;
3683 async { 3842 async {
3684 $Coro::current->{desc} = "abt $msg"; 3843 $Coro::current->{desc} = "abt $msg";
3685 3844
3686 my @bt = fork_call { 3845 my @bt = fork_call {
3687 @addr = map { sprintf "%x", $_ } @addr; 3846 @addr = map { sprintf "%x", $_ } @addr;
3698 } 3857 }
3699 3858
3700 @funcs 3859 @funcs
3701 }; 3860 };
3702 3861
3703 LOG llevInfo, "[ABT] $msg\n"; 3862 LOG llevInfo, "[ABT] $perl_bt\n";
3863 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3704 LOG llevInfo, "[ABT] $_\n" for @bt; 3864 LOG llevInfo, "[ABT] $_\n" for @bt;
3705 --$_log_backtrace; 3865 --$_log_backtrace;
3706 }; 3866 };
3707 } else { 3867 } else {
3708 LOG llevInfo, "[ABT] $msg\n"; 3868 LOG llevInfo, "[ABT] $msg\n";

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