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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.286 by root, Sun Jun 24 04:27:20 2007 UTC vs.
Revision 1.460 by root, Mon Dec 15 17:04:53 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 Storable; 31use EV;
10use Event;
11use Opcode; 32use Opcode;
12use Safe; 33use Safe;
13use Safe::Hole; 34use Safe::Hole;
35use Storable ();
14 36
37use Guard ();
15use Coro 3.61 (); 38use Coro ();
16use Coro::State; 39use Coro::State;
17use Coro::Handle; 40use Coro::Handle;
41use Coro::EV;
18use Coro::Event; 42use Coro::AnyEvent;
19use Coro::Timer; 43use Coro::Timer;
20use Coro::Signal; 44use Coro::Signal;
21use Coro::Semaphore; 45use Coro::Semaphore;
46use Coro::SemaphoreSet;
47use Coro::AnyEvent;
22use Coro::AIO; 48use Coro::AIO;
49use Coro::BDB 1.6;
23use Coro::Storable; 50use Coro::Storable;
51use Coro::Util ();
24 52
53use JSON::XS 2.01 ();
25use BDB (); 54use BDB ();
26use Data::Dumper; 55use Data::Dumper;
27use Digest::MD5; 56use Digest::MD5;
28use Fcntl; 57use Fcntl;
29use YAML::Syck (); 58use YAML ();
30use IO::AIO 2.32 (); 59use IO::AIO ();
31use Time::HiRes; 60use Time::HiRes;
32use Compress::LZF; 61use Compress::LZF;
62use Digest::MD5 ();
63
64AnyEvent::detect;
33 65
34# configure various modules to our taste 66# configure various modules to our taste
35# 67#
36$Storable::canonical = 1; # reduce rsync transfers 68$Storable::canonical = 1; # reduce rsync transfers
37Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 69Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
70
71$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
72
73# make sure c-lzf reinitialises itself
74Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
38Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 75Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39
40$Event::Eval = 1; # no idea why this is required, but it is
41
42# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43$YAML::Syck::ImplicitUnicode = 1;
44
45$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46 76
47sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 77sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48 78
49our %COMMAND = (); 79our %COMMAND = ();
50our %COMMAND_TIME = (); 80our %COMMAND_TIME = ();
51 81
52our @EXTS = (); # list of extension package names 82our @EXTS = (); # list of extension package names
53our %EXTCMD = (); 83our %EXTCMD = ();
84our %EXTICMD = ();
54our %EXT_CORO = (); # coroutines bound to extensions 85our %EXT_CORO = (); # coroutines bound to extensions
55our %EXT_MAP = (); # pluggable maps 86our %EXT_MAP = (); # pluggable maps
56 87
57our $RELOAD; # number of reloads so far 88our $RELOAD; # number of reloads so far, non-zero while in reload
58our @EVENT; 89our @EVENT;
59 90
60our $CONFDIR = confdir; 91our $CONFDIR = confdir;
61our $DATADIR = datadir; 92our $DATADIR = datadir;
62our $LIBDIR = "$DATADIR/ext"; 93our $LIBDIR = "$DATADIR/ext";
63our $PODDIR = "$DATADIR/pod"; 94our $PODDIR = "$DATADIR/pod";
64our $MAPDIR = "$DATADIR/" . mapdir; 95our $MAPDIR = "$DATADIR/" . mapdir;
65our $LOCALDIR = localdir; 96our $LOCALDIR = localdir;
66our $TMPDIR = "$LOCALDIR/" . tmpdir; 97our $TMPDIR = "$LOCALDIR/" . tmpdir;
67our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 98our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68our $PLAYERDIR = "$LOCALDIR/" . playerdir; 99our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69our $RANDOMDIR = "$LOCALDIR/random"; 100our $RANDOMDIR = "$LOCALDIR/random";
70our $BDBDIR = "$LOCALDIR/db"; 101our $BDBDIR = "$LOCALDIR/db";
102our $PIDFILE = "$LOCALDIR/pid";
103our $RUNTIMEFILE = "$LOCALDIR/runtime";
104
105our %RESOURCE;
71 106
72our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 107our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73our $TICK_WATCHER;
74our $AIO_POLL_WATCHER;
75our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 108our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76our $NEXT_TICK; 109our $NEXT_TICK;
77our $NOW;
78our $USE_FSYNC = 1; # use fsync to write maps - default off 110our $USE_FSYNC = 1; # use fsync to write maps - default off
79 111
112our $BDB_DEADLOCK_WATCHER;
113our $BDB_CHECKPOINT_WATCHER;
80our $BDB_POLL_WATCHER; 114our $BDB_TRICKLE_WATCHER;
81our $DB_ENV; 115our $DB_ENV;
82 116
83our %CFG; 117our %CFG;
84 118
85our $UPTIME; $UPTIME ||= time; 119our $UPTIME; $UPTIME ||= time;
86our $RUNTIME; 120our $RUNTIME;
121our $NOW;
87 122
88our %PLAYER; # all users 123our (%PLAYER, %PLAYER_LOADING); # all users
89our %MAP; # all maps 124our (%MAP, %MAP_LOADING ); # all maps
90our $LINK_MAP; # the special {link} map, which is always available 125our $LINK_MAP; # the special {link} map, which is always available
91 126
92# used to convert map paths into valid unix filenames by replacing / by ∕ 127# used to convert map paths into valid unix filenames by replacing / by ∕
93our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 128our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94 129
95our $LOAD; # a number between 0 (idle) and 1 (too many objects) 130our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96our $LOADAVG; # same thing, but with alpha-smoothing 131our $LOADAVG; # same thing, but with alpha-smoothing
132our $JITTER; # average jitter
97our $tick_start; # for load detecting purposes 133our $TICK_START; # for load detecting purposes
134
135our @POST_INIT;
136
137our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
98 138
99binmode STDOUT; 139binmode STDOUT;
100binmode STDERR; 140binmode STDERR;
101 141
102# read virtual server time, if available 142# read virtual server time, if available
103unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 143unless ($RUNTIME || !-e $RUNTIMEFILE) {
104 open my $fh, "<", "$LOCALDIR/runtime" 144 open my $fh, "<", $RUNTIMEFILE
105 or die "unable to read runtime file: $!"; 145 or die "unable to read $RUNTIMEFILE file: $!";
106 $RUNTIME = <$fh> + 0.; 146 $RUNTIME = <$fh> + 0.;
107} 147}
108 148
109mkdir $_ 149mkdir $_
110 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 150 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
… …
155 195
156The raw value load value from the last tick. 196The raw value load value from the last tick.
157 197
158=item %cf::CFG 198=item %cf::CFG
159 199
160Configuration for the server, loaded from C</etc/crossfire/config>, or 200Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161from wherever your confdir points to. 201from wherever your confdir points to.
162 202
163=item cf::wait_for_tick, cf::wait_for_tick_begin 203=item cf::wait_for_tick, cf::wait_for_tick_begin
164 204
165These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 205These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166returns directly I<after> the tick processing (and consequently, can only wake one process 206returns directly I<after> the tick processing (and consequently, can only wake one process
167per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 207per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168 208
209=item @cf::INVOKE_RESULTS
210
211This array contains the results of the last C<invoke ()> call. When
212C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
213that call.
214
169=back 215=back
170 216
171=cut 217=cut
172 218
173BEGIN { 219BEGIN {
… …
177 $msg .= "\n" 223 $msg .= "\n"
178 unless $msg =~ /\n$/; 224 unless $msg =~ /\n$/;
179 225
180 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 226 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181 227
182 utf8::encode $msg;
183 LOG llevError, $msg; 228 LOG llevError, $msg;
184 }; 229 };
185} 230}
231
232$Coro::State::DIEHOOK = sub {
233 return unless $^S eq 0; # "eq", not "=="
234
235 if ($Coro::current == $Coro::main) {#d#
236 warn "DIEHOOK called in main context, Coro bug?\n";#d#
237 return;#d#
238 }#d#
239
240 # kill coroutine otherwise
241 warn Carp::longmess $_[0];
242 Coro::terminate
243};
244
245$SIG{__DIE__} = sub { }; #d#?
186 246
187@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 247@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 248@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 249@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 250@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
… …
197for my $pkg (qw( 257for my $pkg (qw(
198 cf::global cf::attachable 258 cf::global cf::attachable
199 cf::object cf::object::player 259 cf::object cf::object::player
200 cf::client cf::player 260 cf::client cf::player
201 cf::arch cf::living 261 cf::arch cf::living
262 cf::map cf::mapspace
202 cf::map cf::party cf::region 263 cf::party cf::region
203)) { 264)) {
204 no strict 'refs';
205 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 265 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206} 266}
207 267
208$Event::DIED = sub { 268$EV::DIED = sub {
209 warn "error in event callback: @_"; 269 warn "error in event callback: @_";
210}; 270};
211 271
212############################################################################# 272#############################################################################
213 273
… …
236 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 296 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237 $d 297 $d
238 } || "[unable to dump $_[0]: '$@']"; 298 } || "[unable to dump $_[0]: '$@']";
239} 299}
240 300
241use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243=item $ref = cf::from_json $json 301=item $ref = cf::decode_json $json
244 302
245Converts a JSON string into the corresponding perl data structure. 303Converts a JSON string into the corresponding perl data structure.
246 304
247=item $json = cf::to_json $ref 305=item $json = cf::encode_json $ref
248 306
249Converts a perl data structure into its JSON representation. 307Converts a perl data structure into its JSON representation.
250 308
309=cut
310
311our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
312
313sub encode_json($) { $json_coder->encode ($_[0]) }
314sub decode_json($) { $json_coder->decode ($_[0]) }
315
316=item cf::post_init { BLOCK }
317
318Execute the given codeblock, I<after> all extensions have been (re-)loaded,
319but I<before> the server starts ticking again.
320
321The cdoeblock will have a single boolean argument to indicate whether this
322is a reload or not.
323
324=cut
325
326sub post_init(&) {
327 push @POST_INIT, shift;
328}
329
251=item cf::lock_wait $string 330=item cf::lock_wait $string
252 331
253Wait until the given lock is available. See cf::lock_acquire. 332Wait until the given lock is available. See cf::lock_acquire.
254 333
255=item my $lock = cf::lock_acquire $string 334=item my $lock = cf::lock_acquire $string
256 335
257Wait until the given lock is available and then acquires it and returns 336Wait until the given lock is available and then acquires it and returns
258a Coro::guard object. If the guard object gets destroyed (goes out of scope, 337a L<Guard> object. If the guard object gets destroyed (goes out of scope,
259for example when the coroutine gets canceled), the lock is automatically 338for example when the coroutine gets canceled), the lock is automatically
260returned. 339returned.
261 340
341Locks are *not* recursive, locking from the same coro twice results in a
342deadlocked coro.
343
262Lock names should begin with a unique identifier (for example, cf::map::find 344Lock names should begin with a unique identifier (for example, cf::map::find
263uses map_find and cf::map::load uses map_load). 345uses map_find and cf::map::load uses map_load).
264 346
265=item $locked = cf::lock_active $string 347=item $locked = cf::lock_active $string
266 348
267Return true if the lock is currently active, i.e. somebody has locked it. 349Return true if the lock is currently active, i.e. somebody has locked it.
268 350
269=cut 351=cut
270 352
271our %LOCK; 353our $LOCKS = new Coro::SemaphoreSet;
272 354
273sub lock_wait($) { 355sub lock_wait($) {
274 my ($key) = @_; 356 $LOCKS->wait ($_[0]);
275
276 # wait for lock, if any
277 while ($LOCK{$key}) {
278 push @{ $LOCK{$key} }, $Coro::current;
279 Coro::schedule;
280 }
281} 357}
282 358
283sub lock_acquire($) { 359sub lock_acquire($) {
284 my ($key) = @_; 360 $LOCKS->guard ($_[0])
285
286 # wait, to be sure we are not locked
287 lock_wait $key;
288
289 $LOCK{$key} = [];
290
291 Coro::guard {
292 # wake up all waiters, to be on the safe side
293 $_->ready for @{ delete $LOCK{$key} };
294 }
295} 361}
296 362
297sub lock_active($) { 363sub lock_active($) {
298 my ($key) = @_; 364 $LOCKS->count ($_[0]) < 1
299
300 ! ! $LOCK{$key}
301} 365}
302 366
303sub freeze_mainloop { 367sub freeze_mainloop {
304 return unless $TICK_WATCHER->is_active; 368 tick_inhibit_inc;
305 369
306 my $guard = Coro::guard { 370 &Guard::guard (\&tick_inhibit_dec);
307 $TICK_WATCHER->start; 371}
372
373=item cf::periodic $interval, $cb
374
375Like EV::periodic, but randomly selects a starting point so that the actions
376get spread over timer.
377
378=cut
379
380sub periodic($$) {
381 my ($interval, $cb) = @_;
382
383 my $start = rand List::Util::min 180, $interval;
384
385 EV::periodic $start, $interval, 0, $cb
386}
387
388=item cf::get_slot $time[, $priority[, $name]]
389
390Allocate $time seconds of blocking CPU time at priority C<$priority>:
391This call blocks and returns only when you have at least C<$time> seconds
392of cpu time till the next tick. The slot is only valid till the next cede.
393
394The optional C<$name> can be used to identify the job to run. It might be
395used for statistical purposes and should identify the same time-class.
396
397Useful for short background jobs.
398
399=cut
400
401our @SLOT_QUEUE;
402our $SLOT_QUEUE;
403
404$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405$SLOT_QUEUE = Coro::async {
406 $Coro::current->desc ("timeslot manager");
407
408 my $signal = new Coro::Signal;
409
410 while () {
411 next_job:
412 my $avail = cf::till_tick;
413 if ($avail > 0.01) {
414 for (0 .. $#SLOT_QUEUE) {
415 if ($SLOT_QUEUE[$_][0] < $avail) {
416 my $job = splice @SLOT_QUEUE, $_, 1, ();
417 $job->[2]->send;
418 Coro::cede;
419 goto next_job;
420 }
421 }
422 }
423
424 if (@SLOT_QUEUE) {
425 # we do not use wait_for_tick() as it returns immediately when tick is inactive
426 push @cf::WAIT_FOR_TICK, $signal;
427 $signal->wait;
428 } else {
429 Coro::schedule;
430 }
308 }; 431 }
309 $TICK_WATCHER->stop; 432};
310 $guard 433
434sub get_slot($;$$) {
435 return if tick_inhibit || $Coro::current == $Coro::main;
436
437 my ($time, $pri, $name) = @_;
438
439 $time = $TICK * .6 if $time > $TICK * .6;
440 my $sig = new Coro::Signal;
441
442 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444 $SLOT_QUEUE->ready;
445 $sig->wait;
311} 446}
312 447
313=item cf::async { BLOCK } 448=item cf::async { BLOCK }
314 449
315Currently the same as Coro::async_pool, meaning you cannot use 450Currently the same as Coro::async_pool, meaning you cannot use
… …
320 455
321BEGIN { *async = \&Coro::async_pool } 456BEGIN { *async = \&Coro::async_pool }
322 457
323=item cf::sync_job { BLOCK } 458=item cf::sync_job { BLOCK }
324 459
325The design of Crossfire TRT requires that the main coroutine ($Coro::main) 460The design of Deliantra requires that the main coroutine ($Coro::main)
326is always able to handle events or runnable, as Crossfire TRT is only 461is always able to handle events or runnable, as Deliantra is only
327partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 462partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328acceptable. 463acceptable.
329 464
330If it must be done, put the blocking parts into C<sync_job>. This will run 465If it must be done, put the blocking parts into C<sync_job>. This will run
331the given BLOCK in another coroutine while waiting for the result. The 466the given BLOCK in another coroutine while waiting for the result. The
… …
336 471
337sub sync_job(&) { 472sub sync_job(&) {
338 my ($job) = @_; 473 my ($job) = @_;
339 474
340 if ($Coro::current == $Coro::main) { 475 if ($Coro::current == $Coro::main) {
341 my $time = Event::time; 476 my $time = EV::time;
342 477
343 # this is the main coro, too bad, we have to block 478 # this is the main coro, too bad, we have to block
344 # till the operation succeeds, freezing the server :/ 479 # till the operation succeeds, freezing the server :/
345 480
346 # TODO: use suspend/resume instead 481 LOG llevError, Carp::longmess "sync job";#d#
347 # (but this is cancel-safe) 482
348 my $freeze_guard = freeze_mainloop; 483 my $freeze_guard = freeze_mainloop;
349 484
350 my $busy = 1; 485 my $busy = 1;
351 my @res; 486 my @res;
352 487
353 (async { 488 (async {
489 $Coro::current->desc ("sync job coro");
354 @res = eval { $job->() }; 490 @res = eval { $job->() };
355 warn $@ if $@; 491 warn $@ if $@;
356 undef $busy; 492 undef $busy;
357 })->prio (Coro::PRIO_MAX); 493 })->prio (Coro::PRIO_MAX);
358 494
359 while ($busy) { 495 while ($busy) {
360 Coro::cede or Event::one_event; 496 if (Coro::nready) {
497 Coro::cede_notself;
498 } else {
499 EV::loop EV::LOOP_ONESHOT;
361 } 500 }
501 }
362 502
363 $time = Event::time - $time; 503 my $time = EV::time - $time;
364 504
365 LOG llevError | logBacktrace, Carp::longmess "long sync job"
366 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368 $tick_start += $time; # do not account sync jobs to server load 505 $TICK_START += $time; # do not account sync jobs to server load
369 506
370 wantarray ? @res : $res[0] 507 wantarray ? @res : $res[0]
371 } else { 508 } else {
372 # we are in another coroutine, how wonderful, everything just works 509 # we are in another coroutine, how wonderful, everything just works
373 510
… …
398=item fork_call { }, $args 535=item fork_call { }, $args
399 536
400Executes the given code block with the given arguments in a seperate 537Executes the given code block with the given arguments in a seperate
401process, returning the results. Everything must be serialisable with 538process, returning the results. Everything must be serialisable with
402Coro::Storable. May, of course, block. Note that the executed sub may 539Coro::Storable. May, of course, block. Note that the executed sub may
403never block itself or use any form of Event handling. 540never block itself or use any form of event handling.
404 541
405=cut 542=cut
406 543
407sub fork_call(&@) { 544sub fork_call(&@) {
408 my ($cb, @args) = @_; 545 my ($cb, @args) = @_;
409 546
410# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC 547 # we seemingly have to make a local copy of the whole thing,
411# or die "socketpair: $!"; 548 # otherwise perl prematurely frees the stuff :/
412 pipe my $fh1, my $fh2 549 # TODO: investigate and fix (likely this will be rather laborious)
413 or die "pipe: $!";
414 550
415 if (my $pid = fork) { 551 my @res = Coro::Util::fork_eval {
416 close $fh2;
417
418 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419 $res = Coro::Storable::thaw $res;
420
421 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423 die $$res unless "ARRAY" eq ref $res;
424
425 return wantarray ? @$res : $res->[-1];
426 } else {
427 reset_signals; 552 reset_signals;
428 local $SIG{__WARN__}; 553 &$cb
429 local $SIG{__DIE__}; 554 }, @args;
430 eval {
431 close $fh1;
432 555
433 my @res = eval { $cb->(@args) }; 556 wantarray ? @res : $res[-1]
434 syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res); 557}
435 };
436 558
437 warn $@ if $@; 559=item $coin = coin_from_name $name
438 _exit 0; 560
439 } 561=cut
562
563our %coin_alias = (
564 "silver" => "silvercoin",
565 "silvercoin" => "silvercoin",
566 "silvercoins" => "silvercoin",
567 "gold" => "goldcoin",
568 "goldcoin" => "goldcoin",
569 "goldcoins" => "goldcoin",
570 "platinum" => "platinacoin",
571 "platinumcoin" => "platinacoin",
572 "platinumcoins" => "platinacoin",
573 "platina" => "platinacoin",
574 "platinacoin" => "platinacoin",
575 "platinacoins" => "platinacoin",
576 "royalty" => "royalty",
577 "royalties" => "royalty",
578);
579
580sub coin_from_name($) {
581 $coin_alias{$_[0]}
582 ? cf::arch::find $coin_alias{$_[0]}
583 : undef
440} 584}
441 585
442=item $value = cf::db_get $family => $key 586=item $value = cf::db_get $family => $key
443 587
444Returns a single value from the environment database. 588Returns a single value from the environment database.
… …
446=item cf::db_put $family => $key => $value 590=item cf::db_put $family => $key => $value
447 591
448Stores the given C<$value> in the family. It can currently store binary 592Stores the given C<$value> in the family. It can currently store binary
449data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 593data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450 594
595=item $db = cf::db_table "name"
596
597Create and/or open a new database table. The string must not be "db" and must be unique
598within each server.
599
451=cut 600=cut
601
602sub db_table($) {
603 my ($name) = @_;
604 my $db = BDB::db_create $DB_ENV;
605
606 eval {
607 $db->set_flags (BDB::CHKSUM);
608
609 utf8::encode $name;
610 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
611 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
612 cf::cleanup "db_open(db): $!" if $!;
613 };
614 cf::cleanup "db_open(db): $@" if $@;
615
616 $db
617}
452 618
453our $DB; 619our $DB;
454 620
455sub db_init { 621sub db_init {
456 unless ($DB) {
457 $DB = BDB::db_create $DB_ENV;
458
459 cf::sync_job { 622 cf::sync_job {
460 eval { 623 $DB ||= db_table "db";
461 $DB->set_flags (BDB::CHKSUM);
462
463 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465 cf::cleanup "db_open(db): $!" if $!;
466 };
467 cf::cleanup "db_open(db): $@" if $@;
468 };
469 } 624 };
470} 625}
471 626
472sub db_get($$) { 627sub db_get($$) {
473 my $key = "$_[0]/$_[1]"; 628 my $key = "$_[0]/$_[1]";
474 629
… …
524 if (1) { 679 if (1) {
525 $md5 = 680 $md5 =
526 join "\x00", 681 join "\x00",
527 $processversion, 682 $processversion,
528 map { 683 map {
529 Coro::cede; 684 cf::cede_to_tick;
530 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 685 ($src->[$_], Digest::MD5::md5_hex $data[$_])
531 } 0.. $#$src; 686 } 0.. $#$src;
532 687
533 688
534 my $dbmd5 = db_get cache => "$id/md5"; 689 my $dbmd5 = db_get cache => "$id/md5";
… …
572 727
573############################################################################# 728#############################################################################
574 729
575=head2 ATTACHABLE OBJECTS 730=head2 ATTACHABLE OBJECTS
576 731
577Many objects in crossfire are so-called attachable objects. That means you can 732Many objects in deliantra are so-called attachable objects. That means you can
578attach callbacks/event handlers (a collection of which is called an "attachment") 733attach callbacks/event handlers (a collection of which is called an "attachment")
579to it. All such attachable objects support the following methods. 734to it. All such attachable objects support the following methods.
580 735
581In the following description, CLASS can be any of C<global>, C<object> 736In the following description, CLASS can be any of C<global>, C<object>
582C<player>, C<client> or C<map> (i.e. the attachable objects in 737C<player>, C<client> or C<map> (i.e. the attachable objects in
583Crossfire TRT). 738Deliantra).
584 739
585=over 4 740=over 4
586 741
587=item $attachable->attach ($attachment, key => $value...) 742=item $attachable->attach ($attachment, key => $value...)
588 743
… …
632=item cf::CLASS::attachment $name, ... 787=item cf::CLASS::attachment $name, ...
633 788
634Register an attachment by C<$name> through which attachable objects of the 789Register an attachment by C<$name> through which attachable objects of the
635given CLASS can refer to this attachment. 790given CLASS can refer to this attachment.
636 791
637Some classes such as crossfire maps and objects can specify attachments 792Some classes such as deliantra maps and objects can specify attachments
638that are attached at load/instantiate time, thus the need for a name. 793that are attached at load/instantiate time, thus the need for a name.
639 794
640These calls expect any number of the following handler/hook descriptions: 795These calls expect any number of the following handler/hook descriptions:
641 796
642=over 4 797=over 4
… …
840 "; 995 ";
841 die if $@; 996 die if $@;
842} 997}
843 998
844our $override; 999our $override;
845our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? 1000our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846 1001
847sub override { 1002sub override {
848 $override = 1; 1003 $override = 1;
849 @invoke_results = (); 1004 @INVOKE_RESULTS = (@_);
850} 1005}
851 1006
852sub do_invoke { 1007sub do_invoke {
853 my $event = shift; 1008 my $event = shift;
854 my $callbacks = shift; 1009 my $callbacks = shift;
855 1010
856 @invoke_results = (); 1011 @INVOKE_RESULTS = ();
857 1012
858 local $override; 1013 local $override;
859 1014
860 for (@$callbacks) { 1015 for (@$callbacks) {
861 eval { &{$_->[1]} }; 1016 eval { &{$_->[1]} };
… …
870 } 1025 }
871 1026
872 0 1027 0
873} 1028}
874 1029
875=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1030=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876 1031
877=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1032=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878 1033
879Generate an object-specific event with the given arguments. 1034Generate an object-specific event with the given arguments.
880 1035
881This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be 1036This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882removed in future versions), and there is no public API to access override 1037removed in future versions), and there is no public API to access override
883results (if you must, access C<@cf::invoke_results> directly). 1038results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884 1039
885=back 1040=back
886 1041
887=cut 1042=cut
888 1043
889############################################################################# 1044#############################################################################
890# object support 1045# object support
1046
1047sub _object_equal($$);
1048sub _object_equal($$) {
1049 my ($a, $b) = @_;
1050
1051 return 0 unless (ref $a) eq (ref $b);
1052
1053 if ("HASH" eq ref $a) {
1054 my @ka = keys %$a;
1055 my @kb = keys %$b;
1056
1057 return 0 if @ka != @kb;
1058
1059 for (0 .. $#ka) {
1060 return 0 unless $ka[$_] eq $kb[$_];
1061 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1062 }
1063
1064 } elsif ("ARRAY" eq ref $a) {
1065
1066 return 0 if @$a != @$b;
1067
1068 for (0 .. $#$a) {
1069 return 0 unless _object_equal $a->[$_], $b->[$_];
1070 }
1071
1072 } elsif ($a ne $b) {
1073 return 0;
1074 }
1075
1076 1
1077}
1078
1079our $SLOW_MERGES;#d#
1080sub _can_merge {
1081 my ($ob1, $ob2) = @_;
1082
1083 ++$SLOW_MERGES;#d#
1084
1085 # we do the slow way here
1086 return _object_equal $ob1, $ob2
1087}
891 1088
892sub reattach { 1089sub reattach {
893 # basically do the same as instantiate, without calling instantiate 1090 # basically do the same as instantiate, without calling instantiate
894 my ($obj) = @_; 1091 my ($obj) = @_;
895 1092
1093 # no longer needed after getting rid of delete_package?
896 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1094 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
897 1095
898 my $registry = $obj->registry; 1096 my $registry = $obj->registry;
899 1097
900 @$registry = (); 1098 @$registry = ();
901 1099
… …
916cf::attachable->attach ( 1114cf::attachable->attach (
917 prio => -1000000, 1115 prio => -1000000,
918 on_instantiate => sub { 1116 on_instantiate => sub {
919 my ($obj, $data) = @_; 1117 my ($obj, $data) = @_;
920 1118
921 $data = from_json $data; 1119 $data = decode_json $data;
922 1120
923 for (@$data) { 1121 for (@$data) {
924 my ($name, $args) = @$_; 1122 my ($name, $args) = @$_;
925 1123
926 $obj->attach ($name, %{$args || {} }); 1124 $obj->attach ($name, %{$args || {} });
… …
942sub object_freezer_save { 1140sub object_freezer_save {
943 my ($filename, $rdata, $objs) = @_; 1141 my ($filename, $rdata, $objs) = @_;
944 1142
945 sync_job { 1143 sync_job {
946 if (length $$rdata) { 1144 if (length $$rdata) {
1145 utf8::decode (my $decname = $filename);
947 warn sprintf "saving %s (%d,%d)\n", 1146 warn sprintf "saving %s (%d,%d)\n",
948 $filename, length $$rdata, scalar @$objs; 1147 $decname, length $$rdata, scalar @$objs;
949 1148
950 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1149 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951 chmod SAVE_MODE, $fh; 1150 aio_chmod $fh, SAVE_MODE;
952 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1151 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953 aio_fsync $fh if $cf::USE_FSYNC; 1152 aio_fsync $fh if $cf::USE_FSYNC;
954 close $fh; 1153 aio_close $fh;
955 1154
956 if (@$objs) { 1155 if (@$objs) {
957 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1156 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958 chmod SAVE_MODE, $fh; 1157 aio_chmod $fh, SAVE_MODE;
959 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1158 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960 aio_write $fh, 0, (length $data), $data, 0; 1159 aio_write $fh, 0, (length $data), $data, 0;
961 aio_fsync $fh if $cf::USE_FSYNC; 1160 aio_fsync $fh if $cf::USE_FSYNC;
962 close $fh; 1161 aio_close $fh;
963 aio_rename "$filename.pst~", "$filename.pst"; 1162 aio_rename "$filename.pst~", "$filename.pst";
964 } 1163 }
965 } else { 1164 } else {
966 aio_unlink "$filename.pst"; 1165 aio_unlink "$filename.pst";
967 } 1166 }
968 1167
969 aio_rename "$filename~", $filename; 1168 aio_rename "$filename~", $filename;
1169
1170 $filename =~ s%/[^/]+$%%;
1171 aio_pathsync $filename if $cf::USE_FSYNC;
970 } else { 1172 } else {
971 warn "FATAL: $filename~: $!\n"; 1173 warn "unable to save objects: $filename~: $!\n";
972 } 1174 }
973 } else { 1175 } else {
974 aio_unlink $filename; 1176 aio_unlink $filename;
975 aio_unlink "$filename.pst"; 1177 aio_unlink "$filename.pst";
976 } 1178 }
977 } 1179 };
978} 1180}
979 1181
980sub object_freezer_as_string { 1182sub object_freezer_as_string {
981 my ($rdata, $objs) = @_; 1183 my ($rdata, $objs) = @_;
982 1184
… …
994 or return; 1196 or return;
995 1197
996 unless (aio_stat "$filename.pst") { 1198 unless (aio_stat "$filename.pst") {
997 (aio_load "$filename.pst", $av) >= 0 1199 (aio_load "$filename.pst", $av) >= 0
998 or return; 1200 or return;
1201
999 $av = eval { (Storable::thaw $av)->{objs} }; 1202 my $st = eval { Coro::Storable::thaw $av };
1203 $av = $st->{objs};
1000 } 1204 }
1001 1205
1206 utf8::decode (my $decname = $filename);
1002 warn sprintf "loading %s (%d)\n", 1207 warn sprintf "loading %s (%d,%d)\n",
1003 $filename, length $data, scalar @{$av || []}; 1208 $decname, length $data, scalar @{$av || []};
1209
1004 return ($data, $av); 1210 ($data, $av)
1005} 1211}
1006 1212
1007=head2 COMMAND CALLBACKS 1213=head2 COMMAND CALLBACKS
1008 1214
1009=over 4 1215=over 4
… …
1029 push @{ $COMMAND{$name} }, [$caller, $cb]; 1235 push @{ $COMMAND{$name} }, [$caller, $cb];
1030} 1236}
1031 1237
1032=item cf::register_extcmd $name => \&callback($pl,$packet); 1238=item cf::register_extcmd $name => \&callback($pl,$packet);
1033 1239
1034Register a callback fro execution when the client sends an extcmd packet. 1240Register a callback for execution when the client sends an (synchronous)
1241extcmd packet. Ext commands will be processed in the order they are
1242received by the server, like other user commands. The first argument is
1243the logged-in player. Ext commands can only be processed after a player
1244has logged in successfully.
1035 1245
1036If the callback returns something, it is sent back as if reply was being 1246If the callback returns something, it is sent back as if reply was being
1037called. 1247called.
1038 1248
1249=item cf::register_exticmd $name => \&callback($ns,$packet);
1250
1251Register a callback for execution when the client sends an (asynchronous)
1252exticmd packet. Exti commands are processed by the server as soon as they
1253are received, i.e. out of order w.r.t. other commands. The first argument
1254is a client socket. Exti commands can be received anytime, even before
1255log-in.
1256
1257If the callback returns something, it is sent back as if reply was being
1258called.
1259
1039=cut 1260=cut
1040 1261
1041sub register_extcmd { 1262sub register_extcmd {
1042 my ($name, $cb) = @_; 1263 my ($name, $cb) = @_;
1043 1264
1044 $EXTCMD{$name} = $cb; 1265 $EXTCMD{$name} = $cb;
1045} 1266}
1267
1268sub register_exticmd {
1269 my ($name, $cb) = @_;
1270
1271 $EXTICMD{$name} = $cb;
1272}
1273
1274use File::Glob ();
1046 1275
1047cf::player->attach ( 1276cf::player->attach (
1048 on_command => sub { 1277 on_command => sub {
1049 my ($pl, $name, $params) = @_; 1278 my ($pl, $name, $params) = @_;
1050 1279
… …
1058 cf::override; 1287 cf::override;
1059 }, 1288 },
1060 on_extcmd => sub { 1289 on_extcmd => sub {
1061 my ($pl, $buf) = @_; 1290 my ($pl, $buf) = @_;
1062 1291
1063 my $msg = eval { from_json $buf }; 1292 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064 1293
1065 if (ref $msg) { 1294 if (ref $msg) {
1295 my ($type, $reply, @payload) =
1296 "ARRAY" eq ref $msg
1297 ? @$msg
1298 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1299
1300 my @reply;
1301
1066 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1302 if (my $cb = $EXTCMD{$type}) {
1067 if (my %reply = $cb->($pl, $msg)) { 1303 @reply = $cb->($pl, @payload);
1068 $pl->ext_reply ($msg->{msgid}, %reply);
1069 }
1070 } 1304 }
1305
1306 $pl->ext_reply ($reply, @reply)
1307 if $reply;
1308
1071 } else { 1309 } else {
1072 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1310 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073 } 1311 }
1074 1312
1075 cf::override; 1313 cf::override;
1076 }, 1314 },
1077); 1315);
1316
1317# "readahead" all extensions
1318sub cache_extensions {
1319 my $grp = IO::AIO::aio_group;
1320
1321 add $grp IO::AIO::aio_readdir $LIBDIR, sub {
1322 for (grep /\.ext$/, @{$_[0]}) {
1323 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1324 }
1325 };
1326
1327 $grp
1328}
1078 1329
1079sub load_extensions { 1330sub load_extensions {
1080 cf::sync_job { 1331 cf::sync_job {
1081 my %todo; 1332 my %todo;
1082 1333
… …
1102 1353
1103 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1354 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1355 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105 1356
1106 $ext{source} = 1357 $ext{source} =
1107 "package $pkg; use strict; use utf8;\n" 1358 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108 . "#line 1 \"$path\"\n{\n" 1359 . "#line 1 \"$path\"\n{\n"
1109 . $source 1360 . $source
1110 . "\n};\n1"; 1361 . "\n};\n1";
1111 1362
1112 $todo{$base} = \%ext; 1363 $todo{$base} = \%ext;
… …
1128 my $msg = $@ ? "$v->{path}: $@\n" 1379 my $msg = $@ ? "$v->{path}: $@\n"
1129 : "$v->{base}: extension inactive.\n"; 1380 : "$v->{base}: extension inactive.\n";
1130 1381
1131 if (exists $v->{meta}{mandatory}) { 1382 if (exists $v->{meta}{mandatory}) {
1132 warn $msg; 1383 warn $msg;
1133 warn "mandatory extension failed to load, exiting.\n"; 1384 cf::cleanup "mandatory extension failed to load, exiting.";
1134 exit 1;
1135 } 1385 }
1136 1386
1137 warn $msg; 1387 warn $msg;
1138 } 1388 }
1139 1389
… …
1153 1403
1154=back 1404=back
1155 1405
1156=head2 CORE EXTENSIONS 1406=head2 CORE EXTENSIONS
1157 1407
1158Functions and methods that extend core crossfire objects. 1408Functions and methods that extend core deliantra objects.
1159 1409
1160=cut 1410=cut
1161 1411
1162package cf::player; 1412package cf::player;
1163 1413
1164use Coro::AIO; 1414use Coro::AIO;
1165 1415
1166=head3 cf::player 1416=head3 cf::player
1167 1417
1168=over 4 1418=over 4
1419
1420=item cf::player::num_playing
1421
1422Returns the official number of playing players, as per the Crossfire metaserver rules.
1423
1424=cut
1425
1426sub num_playing {
1427 scalar grep
1428 $_->ob->map
1429 && !$_->hidden
1430 && !$_->ob->flag (cf::FLAG_WIZ),
1431 cf::player::list
1432}
1169 1433
1170=item cf::player::find $login 1434=item cf::player::find $login
1171 1435
1172Returns the given player object, loading it if necessary (might block). 1436Returns the given player object, loading it if necessary (might block).
1173 1437
… …
1192 1456
1193sub exists($) { 1457sub exists($) {
1194 my ($login) = @_; 1458 my ($login) = @_;
1195 1459
1196 $cf::PLAYER{$login} 1460 $cf::PLAYER{$login}
1197 or cf::sync_job { !aio_stat path $login } 1461 or !aio_stat path $login
1198} 1462}
1199 1463
1200sub find($) { 1464sub find($) {
1201 return $cf::PLAYER{$_[0]} || do { 1465 return $cf::PLAYER{$_[0]} || do {
1202 my $login = $_[0]; 1466 my $login = $_[0];
… …
1209 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1473 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1474 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1475 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212 aio_unlink +(playerdir $login) . "/$login.pl"; 1476 aio_unlink +(playerdir $login) . "/$login.pl";
1213 1477
1214 my $pl = load_pl path $login 1478 my $f = new_from_file cf::object::thawer path $login
1215 or return; 1479 or return;
1480
1481 my $pl = cf::player::load_pl $f
1482 or return;
1483
1484 local $cf::PLAYER_LOADING{$login} = $pl;
1485 $f->resolve_delayed_derefs;
1216 $cf::PLAYER{$login} = $pl 1486 $cf::PLAYER{$login} = $pl
1217 } 1487 }
1218 } 1488 }
1219} 1489}
1220 1490
… …
1229 return if $pl->{deny_save}; 1499 return if $pl->{deny_save};
1230 1500
1231 aio_mkdir playerdir $pl, 0770; 1501 aio_mkdir playerdir $pl, 0770;
1232 $pl->{last_save} = $cf::RUNTIME; 1502 $pl->{last_save} = $cf::RUNTIME;
1233 1503
1504 cf::get_slot 0.01;
1505
1234 $pl->save_pl ($path); 1506 $pl->save_pl ($path);
1235 Coro::cede; 1507 cf::cede_to_tick;
1236} 1508}
1237 1509
1238sub new($) { 1510sub new($) {
1239 my ($login) = @_; 1511 my ($login) = @_;
1240 1512
… …
1246 $cf::PLAYER{$login} = $self; 1518 $cf::PLAYER{$login} = $self;
1247 1519
1248 $self 1520 $self
1249} 1521}
1250 1522
1523=item $player->send_msg ($channel, $msg, $color, [extra...])
1524
1525=cut
1526
1527sub send_msg {
1528 my $ns = shift->ns
1529 or return;
1530 $ns->send_msg (@_);
1531}
1532
1251=item $pl->quit_character 1533=item $pl->quit_character
1252 1534
1253Nukes the player without looking back. If logged in, the connection will 1535Nukes the player without looking back. If logged in, the connection will
1254be destroyed. May block for a long time. 1536be destroyed. May block for a long time.
1255 1537
… …
1259 my ($pl) = @_; 1541 my ($pl) = @_;
1260 1542
1261 my $name = $pl->ob->name; 1543 my $name = $pl->ob->name;
1262 1544
1263 $pl->{deny_save} = 1; 1545 $pl->{deny_save} = 1;
1264 $pl->password ("*"); # this should lock out the player until we nuked the dir 1546 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1265 1547
1266 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1548 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267 $pl->deactivate; 1549 $pl->deactivate;
1550 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1551 $pl->ob->check_score;
1268 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1552 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1269 $pl->ns->destroy if $pl->ns; 1553 $pl->ns->destroy if $pl->ns;
1270 1554
1271 my $path = playerdir $pl; 1555 my $path = playerdir $pl;
1272 my $temp = "$path~$cf::RUNTIME~deleting~"; 1556 my $temp = "$path~$cf::RUNTIME~deleting~";
… …
1308 or return []; 1592 or return [];
1309 1593
1310 my @logins; 1594 my @logins;
1311 1595
1312 for my $login (@$dirs) { 1596 for my $login (@$dirs) {
1597 my $path = path $login;
1598
1599 # a .pst is a dead give-away for a valid player
1600 # if no pst file found, open and chekc for blocked users
1601 if (aio_stat "$path.pst") {
1313 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1602 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314 aio_read $fh, 0, 512, my $buf, 0 or next; 1603 aio_read $fh, 0, 512, my $buf, 0 or next;
1315 $buf !~ /^password -------------$/m or next; # official not-valid tag 1604 $buf !~ /^password -------------$/m or next; # official not-valid tag
1605 }
1316 1606
1317 utf8::decode $login; 1607 utf8::decode $login;
1318 push @logins, $login; 1608 push @logins, $login;
1319 } 1609 }
1320 1610
… …
1347 } 1637 }
1348 1638
1349 \@paths 1639 \@paths
1350} 1640}
1351 1641
1352=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1642=item $protocol_xml = $player->expand_cfpod ($cfpod)
1353 1643
1354Expand crossfire pod fragments into protocol xml. 1644Expand deliantra pod fragments into protocol xml.
1355 1645
1356=cut
1357
1358sub expand_cfpod {
1359 ((my $self), (local $_)) = @_;
1360
1361 # escape & and <
1362 s/&/&amp;/g;
1363 s/(?<![BIUGH])</&lt;/g;
1364
1365 # this is buggy, it needs to properly take care of nested <'s
1366
1367 1 while
1368 # replace B<>, I<>, U<> etc.
1369 s/B<([^\>]*)>/<b>$1<\/b>/
1370 || s/I<([^\>]*)>/<i>$1<\/i>/
1371 || s/U<([^\>]*)>/<u>$1<\/u>/
1372 # replace G<male|female> tags
1373 || s{G<([^>|]*)\|([^>]*)>}{
1374 $self->gender ? $2 : $1
1375 }ge
1376 # replace H<hint text>
1377 || s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378
1379 # create single paragraphs (very hackish)
1380 s/(?<=\S)\n(?=\w)/ /g;
1381
1382 $_
1383}
1384
1385=item $player->ext_reply ($msgid, %msg) 1646=item $player->ext_reply ($msgid, @msg)
1386 1647
1387Sends an ext reply to the player. 1648Sends an ext reply to the player.
1388 1649
1389=cut 1650=cut
1390 1651
1391sub ext_reply($$%) { 1652sub ext_reply($$@) {
1392 my ($self, $id, %msg) = @_; 1653 my ($self, $id, @msg) = @_;
1393 1654
1394 $msg{msgid} = $id; 1655 $self->ns->ext_reply ($id, @msg)
1395
1396 $self->send ("ext " . cf::to_json \%msg);
1397} 1656}
1398 1657
1399=item $player->ext_event ($type, %msg) 1658=item $player->ext_msg ($type, @msg)
1400 1659
1401Sends an ext event to the client. 1660Sends an ext event to the client.
1402 1661
1403=cut 1662=cut
1404 1663
1405sub ext_event($$%) { 1664sub ext_msg($$@) {
1406 my ($self, $type, %msg) = @_; 1665 my ($self, $type, @msg) = @_;
1407 1666
1408 $self->ns->ext_event ($type, %msg); 1667 $self->ns->ext_msg ($type, @msg);
1409} 1668}
1410 1669
1411=head3 cf::region 1670=head3 cf::region
1412 1671
1413=over 4 1672=over 4
… …
1426 my ($path) = @_; 1685 my ($path) = @_;
1427 1686
1428 my ($match, $specificity); 1687 my ($match, $specificity);
1429 1688
1430 for my $region (list) { 1689 for my $region (list) {
1431 if ($region->match && $path =~ $region->match) { 1690 if ($region->{match} && $path =~ $region->{match}) {
1432 ($match, $specificity) = ($region, $region->specificity) 1691 ($match, $specificity) = ($region, $region->specificity)
1433 if $region->specificity > $specificity; 1692 if $region->specificity > $specificity;
1434 } 1693 }
1435 } 1694 }
1436 1695
… …
1457our $MAX_RESET = 3600; 1716our $MAX_RESET = 3600;
1458our $DEFAULT_RESET = 3000; 1717our $DEFAULT_RESET = 3000;
1459 1718
1460sub generate_random_map { 1719sub generate_random_map {
1461 my ($self, $rmp) = @_; 1720 my ($self, $rmp) = @_;
1721
1722 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1723
1462 # mit "rum" bekleckern, nicht 1724 # mit "rum" bekleckern, nicht
1463 $self->_create_random_map ( 1725 $self->_create_random_map (
1464 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1726 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1727 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1466 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1728 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1556 $self->init; # pass $1 etc. 1818 $self->init; # pass $1 etc.
1557 return $self; 1819 return $self;
1558 } 1820 }
1559 } 1821 }
1560 1822
1561 Carp::carp "unable to resolve path '$path' (base '$base')."; 1823 Carp::cluck "unable to resolve path '$path' (base '$base').";
1562 () 1824 ()
1563} 1825}
1564 1826
1565sub init { 1827sub init {
1566 my ($self) = @_; 1828 my ($self) = @_;
… …
1588 1850
1589# the temporary/swap location 1851# the temporary/swap location
1590sub save_path { 1852sub save_path {
1591 my ($self) = @_; 1853 my ($self) = @_;
1592 1854
1593 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1855 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594 "$TMPDIR/$path.map" 1856 "$TMPDIR/$path.map"
1595} 1857}
1596 1858
1597# the unique path, undef == no special unique path 1859# the unique path, undef == no special unique path
1598sub uniq_path { 1860sub uniq_path {
1599 my ($self) = @_; 1861 my ($self) = @_;
1600 1862
1601 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1863 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602 "$UNIQUEDIR/$path" 1864 "$UNIQUEDIR/$path"
1603} 1865}
1604 1866
1605# and all this just because we cannot iterate over 1867# and all this just because we cannot iterate over
1606# all maps in C++... 1868# all maps in C++...
… …
1629 1891
1630sub load_header_from($) { 1892sub load_header_from($) {
1631 my ($self, $path) = @_; 1893 my ($self, $path) = @_;
1632 1894
1633 utf8::encode $path; 1895 utf8::encode $path;
1634 #aio_open $path, O_RDONLY, 0 1896 my $f = new_from_file cf::object::thawer $path
1635 # or return;
1636
1637 $self->_load_header ($path)
1638 or return; 1897 or return;
1898
1899 $self->_load_header ($f)
1900 or return;
1901
1902 local $MAP_LOADING{$self->{path}} = $self;
1903 $f->resolve_delayed_derefs;
1639 1904
1640 $self->{load_path} = $path; 1905 $self->{load_path} = $path;
1641 1906
1642 1 1907 1
1643} 1908}
… …
1697sub find { 1962sub find {
1698 my ($path, $origin) = @_; 1963 my ($path, $origin) = @_;
1699 1964
1700 $path = normalise $path, $origin && $origin->path; 1965 $path = normalise $path, $origin && $origin->path;
1701 1966
1967 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1702 cf::lock_wait "map_find:$path"; 1968 my $guard2 = cf::lock_acquire "map_find:$path";
1703 1969
1704 $cf::MAP{$path} || do { 1970 $cf::MAP{$path} || do {
1705 my $guard = cf::lock_acquire "map_find:$path";
1706 my $map = new_from_path cf::map $path 1971 my $map = new_from_path cf::map $path
1707 or return; 1972 or return;
1708 1973
1709 $map->{last_save} = $cf::RUNTIME; 1974 $map->{last_save} = $cf::RUNTIME;
1710 1975
… …
1712 or return; 1977 or return;
1713 1978
1714 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1979 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715 # doing this can freeze the server in a sync job, obviously 1980 # doing this can freeze the server in a sync job, obviously
1716 #$cf::WAIT_FOR_TICK->wait; 1981 #$cf::WAIT_FOR_TICK->wait;
1982 undef $guard2;
1983 undef $guard1;
1717 $map->reset; 1984 $map->reset;
1718 undef $guard;
1719 return find $path; 1985 return find $path;
1720 } 1986 }
1721 1987
1722 $cf::MAP{$path} = $map 1988 $cf::MAP{$path} = $map
1723 } 1989 }
… …
1732 local $self->{deny_reset} = 1; # loading can take a long time 1998 local $self->{deny_reset} = 1; # loading can take a long time
1733 1999
1734 my $path = $self->{path}; 2000 my $path = $self->{path};
1735 2001
1736 { 2002 {
1737 my $guard = cf::lock_acquire "map_load:$path"; 2003 my $guard = cf::lock_acquire "map_data:$path";
1738 2004
2005 return unless $self->valid;
1739 return if $self->in_memory != cf::MAP_SWAPPED; 2006 return unless $self->in_memory == cf::MAP_SWAPPED;
1740 2007
1741 $self->in_memory (cf::MAP_LOADING); 2008 $self->in_memory (cf::MAP_LOADING);
1742 2009
1743 $self->alloc; 2010 $self->alloc;
1744 2011
1745 $self->pre_load; 2012 $self->pre_load;
1746 Coro::cede; 2013 cf::cede_to_tick;
1747 2014
2015 my $f = new_from_file cf::object::thawer $self->{load_path};
2016 $f->skip_block;
1748 $self->_load_objects ($self->{load_path}, 1) 2017 $self->_load_objects ($f)
1749 or return; 2018 or return;
1750 2019
1751 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2020 $self->post_load_original
1752 if delete $self->{load_original}; 2021 if delete $self->{load_original};
1753 2022
1754 if (my $uniq = $self->uniq_path) { 2023 if (my $uniq = $self->uniq_path) {
1755 utf8::encode $uniq; 2024 utf8::encode $uniq;
1756 if (aio_open $uniq, O_RDONLY, 0) { 2025 unless (aio_stat $uniq) {
2026 if (my $f = new_from_file cf::object::thawer $uniq) {
1757 $self->clear_unique_items; 2027 $self->clear_unique_items;
1758 $self->_load_objects ($uniq, 0); 2028 $self->_load_objects ($f);
2029 $f->resolve_delayed_derefs;
2030 }
1759 } 2031 }
1760 } 2032 }
1761 2033
1762 Coro::cede; 2034 $f->resolve_delayed_derefs;
2035
2036 cf::cede_to_tick;
1763 # now do the right thing for maps 2037 # now do the right thing for maps
1764 $self->link_multipart_objects; 2038 $self->link_multipart_objects;
1765 $self->difficulty ($self->estimate_difficulty) 2039 $self->difficulty ($self->estimate_difficulty)
1766 unless $self->difficulty; 2040 unless $self->difficulty;
1767 Coro::cede; 2041 cf::cede_to_tick;
1768 2042
1769 unless ($self->{deny_activate}) { 2043 unless ($self->{deny_activate}) {
1770 $self->decay_objects; 2044 $self->decay_objects;
1771 $self->fix_auto_apply; 2045 $self->fix_auto_apply;
1772 $self->update_buttons; 2046 $self->update_buttons;
1773 Coro::cede; 2047 cf::cede_to_tick;
1774 $self->set_darkness_map; 2048 $self->set_darkness_map;
1775 Coro::cede; 2049 cf::cede_to_tick;
1776 $self->activate; 2050 $self->activate;
1777 } 2051 }
1778 2052
2053 $self->{last_save} = $cf::RUNTIME;
2054 $self->last_access ($cf::RUNTIME);
2055
1779 $self->in_memory (cf::MAP_IN_MEMORY); 2056 $self->in_memory (cf::MAP_ACTIVE);
1780 } 2057 }
1781 2058
1782 $self->post_load; 2059 $self->post_load;
1783} 2060}
1784 2061
… …
1793 2070
1794 $self 2071 $self
1795} 2072}
1796 2073
1797# find and load all maps in the 3x3 area around a map 2074# find and load all maps in the 3x3 area around a map
1798sub load_diag { 2075sub load_neighbours {
1799 my ($map) = @_; 2076 my ($map) = @_;
1800 2077
1801 my @diag; # diagonal neighbours 2078 my @neigh; # diagonal neighbours
1802 2079
1803 for (0 .. 3) { 2080 for (0 .. 3) {
1804 my $neigh = $map->tile_path ($_) 2081 my $neigh = $map->tile_path ($_)
1805 or next; 2082 or next;
1806 $neigh = find $neigh, $map 2083 $neigh = find $neigh, $map
1807 or next; 2084 or next;
1808 $neigh->load; 2085 $neigh->load;
1809 2086
2087 push @neigh,
1810 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2088 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1811 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2089 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1812 } 2090 }
1813 2091
1814 for (@diag) { 2092 for (grep defined $_->[0], @neigh) {
2093 my ($path, $origin) = @$_;
1815 my $neigh = find @$_ 2094 my $neigh = find $path, $origin
1816 or next; 2095 or next;
1817 $neigh->load; 2096 $neigh->load;
1818 } 2097 }
1819} 2098}
1820 2099
… …
1825} 2104}
1826 2105
1827sub do_load_sync { 2106sub do_load_sync {
1828 my ($map) = @_; 2107 my ($map) = @_;
1829 2108
2109 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2110 if $Coro::current == $Coro::main;
2111
1830 cf::sync_job { $map->load }; 2112 cf::sync_job { $map->load };
1831} 2113}
1832 2114
1833our %MAP_PREFETCH; 2115our %MAP_PREFETCH;
1834our $MAP_PREFETCHER = undef; 2116our $MAP_PREFETCHER = undef;
1835 2117
1836sub find_async { 2118sub find_async {
1837 my ($path, $origin) = @_; 2119 my ($path, $origin, $load) = @_;
1838 2120
1839 $path = normalise $path, $origin && $origin->{path}; 2121 $path = normalise $path, $origin && $origin->{path};
1840 2122
1841 if (my $map = $cf::MAP{$path}) { 2123 if (my $map = $cf::MAP{$path}) {
1842 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2124 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1843 } 2125 }
1844 2126
1845 undef $MAP_PREFETCH{$path}; 2127 $MAP_PREFETCH{$path} |= $load;
2128
1846 $MAP_PREFETCHER ||= cf::async { 2129 $MAP_PREFETCHER ||= cf::async {
2130 $Coro::current->{desc} = "map prefetcher";
2131
1847 while (%MAP_PREFETCH) { 2132 while (%MAP_PREFETCH) {
1848 for my $path (keys %MAP_PREFETCH) { 2133 while (my ($k, $v) = each %MAP_PREFETCH) {
1849 my $map = find $path 2134 if (my $map = find $k) {
1850 or next;
1851 $map->load; 2135 $map->load if $v;
2136 }
1852 2137
1853 delete $MAP_PREFETCH{$path}; 2138 delete $MAP_PREFETCH{$k};
1854 } 2139 }
1855 } 2140 }
1856 undef $MAP_PREFETCHER; 2141 undef $MAP_PREFETCHER;
1857 }; 2142 };
1858 $MAP_PREFETCHER->prio (6); 2143 $MAP_PREFETCHER->prio (6);
… …
1861} 2146}
1862 2147
1863sub save { 2148sub save {
1864 my ($self) = @_; 2149 my ($self) = @_;
1865 2150
1866 my $lock = cf::lock_acquire "map_data:" . $self->path; 2151 my $lock = cf::lock_acquire "map_data:$self->{path}";
1867 2152
1868 $self->{last_save} = $cf::RUNTIME; 2153 $self->{last_save} = $cf::RUNTIME;
1869 2154
1870 return unless $self->dirty; 2155 return unless $self->dirty;
1871 2156
… …
1877 return if $self->{deny_save}; 2162 return if $self->{deny_save};
1878 2163
1879 local $self->{last_access} = $self->last_access;#d# 2164 local $self->{last_access} = $self->last_access;#d#
1880 2165
1881 cf::async { 2166 cf::async {
2167 $Coro::current->{desc} = "map player save";
1882 $_->contr->save for $self->players; 2168 $_->contr->save for $self->players;
1883 }; 2169 };
2170
2171 cf::get_slot 0.02;
1884 2172
1885 if ($uniq) { 2173 if ($uniq) {
1886 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2174 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2175 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1888 } else { 2176 } else {
… …
1894 my ($self) = @_; 2182 my ($self) = @_;
1895 2183
1896 # save first because save cedes 2184 # save first because save cedes
1897 $self->save; 2185 $self->save;
1898 2186
1899 my $lock = cf::lock_acquire "map_data:" . $self->path; 2187 my $lock = cf::lock_acquire "map_data:$self->{path}";
1900 2188
1901 return if $self->players; 2189 return if $self->players;
1902 return if $self->in_memory != cf::MAP_IN_MEMORY; 2190 return if $self->in_memory != cf::MAP_ACTIVE;
1903 return if $self->{deny_save}; 2191 return if $self->{deny_save};
1904 2192
2193 $self->in_memory (cf::MAP_SWAPPED);
2194
2195 $self->deactivate;
2196 $_->clear_links_to ($self) for values %cf::MAP;
1905 $self->clear; 2197 $self->clear;
1906 $self->in_memory (cf::MAP_SWAPPED);
1907} 2198}
1908 2199
1909sub reset_at { 2200sub reset_at {
1910 my ($self) = @_; 2201 my ($self) = @_;
1911 2202
… …
1943 if $uniq; 2234 if $uniq;
1944 } 2235 }
1945 2236
1946 delete $cf::MAP{$self->path}; 2237 delete $cf::MAP{$self->path};
1947 2238
2239 $self->deactivate;
2240 $_->clear_links_to ($self) for values %cf::MAP;
1948 $self->clear; 2241 $self->clear;
1949
1950 $_->clear_links_to ($self) for values %cf::MAP;
1951 2242
1952 $self->unlink_save; 2243 $self->unlink_save;
1953 $self->destroy; 2244 $self->destroy;
1954} 2245}
1955 2246
1956my $nuke_counter = "aaaa"; 2247my $nuke_counter = "aaaa";
1957 2248
1958sub nuke { 2249sub nuke {
1959 my ($self) = @_; 2250 my ($self) = @_;
1960 2251
2252 {
2253 my $lock = cf::lock_acquire "map_data:$self->{path}";
2254
1961 delete $cf::MAP{$self->path}; 2255 delete $cf::MAP{$self->path};
1962 2256
1963 $self->unlink_save; 2257 $self->unlink_save;
1964 2258
1965 bless $self, "cf::map"; 2259 bless $self, "cf::map";
1966 delete $self->{deny_reset}; 2260 delete $self->{deny_reset};
1967 $self->{deny_save} = 1; 2261 $self->{deny_save} = 1;
1968 $self->reset_timeout (1); 2262 $self->reset_timeout (1);
1969 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2263 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970 2264
1971 $cf::MAP{$self->path} = $self; 2265 $cf::MAP{$self->path} = $self;
2266 }
1972 2267
1973 $self->reset; # polite request, might not happen 2268 $self->reset; # polite request, might not happen
1974} 2269}
1975 2270
1976=item $maps = cf::map::tmp_maps 2271=item $maps = cf::map::tmp_maps
… …
2018 2313
2019sub unique_maps() { 2314sub unique_maps() {
2020 [ 2315 [
2021 map { 2316 map {
2022 utf8::decode $_; 2317 utf8::decode $_;
2023 /\.map$/ 2318 s/\.map$//; # TODO future compatibility hack
2319 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2320 ? ()
2024 ? normalise $_ 2321 : normalise $_
2025 : ()
2026 } @{ aio_readdir $UNIQUEDIR or [] } 2322 } @{ aio_readdir $UNIQUEDIR or [] }
2027 ] 2323 ]
2028} 2324}
2029 2325
2030package cf;
2031
2032=back 2326=back
2033 2327
2034=head3 cf::object 2328=head3 cf::object
2035 2329
2036=cut 2330=cut
… …
2039 2333
2040=over 4 2334=over 4
2041 2335
2042=item $ob->inv_recursive 2336=item $ob->inv_recursive
2043 2337
2044Returns the inventory of the object _and_ their inventories, recursively. 2338Returns the inventory of the object I<and> their inventories, recursively,
2339but I<not> the object itself.
2045 2340
2046=cut 2341=cut
2047 2342
2048sub inv_recursive_; 2343sub inv_recursive_;
2049sub inv_recursive_ { 2344sub inv_recursive_ {
… …
2052 2347
2053sub inv_recursive { 2348sub inv_recursive {
2054 inv_recursive_ inv $_[0] 2349 inv_recursive_ inv $_[0]
2055} 2350}
2056 2351
2352=item $ref = $ob->ref
2353
2354Creates and returns a persistent reference to an object that can be stored as a string.
2355
2356=item $ob = cf::object::deref ($refstring)
2357
2358returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2359even if the object actually exists. May block.
2360
2361=cut
2362
2363sub deref {
2364 my ($ref) = @_;
2365
2366 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2367 my ($uuid, $name) = ($1, $2);
2368 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2369 or return;
2370 $pl->ob->uuid eq $uuid
2371 or return;
2372
2373 $pl->ob
2374 } else {
2375 warn "$ref: cannot resolve object reference\n";
2376 undef
2377 }
2378}
2379
2057package cf; 2380package cf;
2058 2381
2059=back 2382=back
2060 2383
2061=head3 cf::object::player 2384=head3 cf::object::player
… …
2067Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2390Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2068can be C<undef>. Does the right thing when the player is currently in a 2391can be C<undef>. Does the right thing when the player is currently in a
2069dialogue with the given NPC character. 2392dialogue with the given NPC character.
2070 2393
2071=cut 2394=cut
2395
2396our $SAY_CHANNEL = {
2397 id => "say",
2398 title => "Map",
2399 reply => "say ",
2400 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2401};
2402
2403our $CHAT_CHANNEL = {
2404 id => "chat",
2405 title => "Chat",
2406 reply => "chat ",
2407 tooltip => "Player chat and shouts, global to the server.",
2408};
2072 2409
2073# rough implementation of a future "reply" method that works 2410# rough implementation of a future "reply" method that works
2074# with dialog boxes. 2411# with dialog boxes.
2075#TODO: the first argument must go, split into a $npc->reply_to ( method 2412#TODO: the first argument must go, split into a $npc->reply_to ( method
2076sub cf::object::player::reply($$$;$) { 2413sub cf::object::player::reply($$$;$) {
… …
2083 2420
2084 } else { 2421 } else {
2085 my $pl = $self->contr; 2422 my $pl = $self->contr;
2086 2423
2087 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) { 2424 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088 my $diag = $pl->{npc_dialog}; 2425 my $dialog = $pl->{npc_dialog};
2089 $diag->{pl}->ext_reply ( 2426 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090 $diag->{id},
2091 msgtype => "reply",
2092 msg => $diag->{pl}->expand_cfpod ($msg),
2093 add_topics => []
2094 );
2095 2427
2096 } else { 2428 } else {
2097 $msg = $npc->name . " says: $msg" if $npc; 2429 $msg = $npc->name . " says: $msg" if $npc;
2098 $self->message ($msg, $flags); 2430 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099 } 2431 }
2100 } 2432 }
2433}
2434
2435=item $object->send_msg ($channel, $msg, $color, [extra...])
2436
2437=cut
2438
2439sub cf::object::send_msg {
2440 my $pl = shift->contr
2441 or return;
2442 $pl->send_msg (@_);
2101} 2443}
2102 2444
2103=item $player_object->may ("access") 2445=item $player_object->may ("access")
2104 2446
2105Returns wether the given player is authorized to access resource "access" 2447Returns wether the given player is authorized to access resource "access"
… …
2118 2460
2119=item $player_object->enter_link 2461=item $player_object->enter_link
2120 2462
2121Freezes the player and moves him/her to a special map (C<{link}>). 2463Freezes the player and moves him/her to a special map (C<{link}>).
2122 2464
2123The player should be reasonably safe there for short amounts of time. You 2465The player should be reasonably safe there for short amounts of time (e.g.
2124I<MUST> call C<leave_link> as soon as possible, though. 2466for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2467though, as the palyer cannot control the character while it is on the link
2468map.
2125 2469
2126Will never block. 2470Will never block.
2127 2471
2128=item $player_object->leave_link ($map, $x, $y) 2472=item $player_object->leave_link ($map, $x, $y)
2129 2473
… …
2184 # use -1 or undef as default coordinates, not 0, 0 2528 # use -1 or undef as default coordinates, not 0, 0
2185 ($x, $y) = ($map->enter_x, $map->enter_y) 2529 ($x, $y) = ($map->enter_x, $map->enter_y)
2186 if $x <=0 && $y <= 0; 2530 if $x <=0 && $y <= 0;
2187 2531
2188 $map->load; 2532 $map->load;
2189 $map->load_diag; 2533 $map->load_neighbours;
2190 2534
2191 return unless $self->contr->active; 2535 return unless $self->contr->active;
2536 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
2192 $self->activate_recursive; 2537 $self->activate_recursive;
2193 2538
2194 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2539 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195 $self->enter_map ($map, $x, $y); 2540 $self->enter_map ($map, $x, $y);
2196} 2541}
2197 2542
2198=item $player_object->goto ($path, $x, $y[, $check->($map)]) 2543=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199 2544
2200Moves the player to the given map-path and coordinates by first freezing 2545Moves the player to the given map-path and coordinates by first freezing
2201her, loading and preparing them map, calling the provided $check callback 2546her, loading and preparing them map, calling the provided $check callback
2202that has to return the map if sucecssful, and then unfreezes the player on 2547that has to return the map if sucecssful, and then unfreezes the player on
2203the new (success) or old (failed) map position. 2548the new (success) or old (failed) map position. In either case, $done will
2549be called at the end of this process.
2550
2551Note that $check will be called with a potentially non-loaded map, so if
2552it needs a loaded map it has to call C<< ->load >>.
2204 2553
2205=cut 2554=cut
2206 2555
2207our $GOTOGEN; 2556our $GOTOGEN;
2208 2557
2209sub cf::object::player::goto { 2558sub cf::object::player::goto {
2210 my ($self, $path, $x, $y, $check) = @_; 2559 my ($self, $path, $x, $y, $check, $done) = @_;
2211 2560
2212 # do generation counting so two concurrent goto's will be executed in-order 2561 # do generation counting so two concurrent goto's will be executed in-order
2213 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2562 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214 2563
2215 $self->enter_link; 2564 $self->enter_link;
2216 2565
2217 (async { 2566 (async {
2567 $Coro::current->{desc} = "player::goto $path $x $y";
2568
2569 # *tag paths override both path and x|y
2570 if ($path =~ /^\*(.*)$/) {
2571 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2572 my $ob = $obs[rand @obs];
2573
2574 # see if we actually can go there
2575 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2576 $ob = $obs[rand @obs];
2577 } else {
2578 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2579 }
2580 # else put us there anyways for now #d#
2581
2582 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2583 } else {
2584 ($path, $x, $y) = (undef, undef, undef);
2585 }
2586 }
2587
2218 my $map = eval { 2588 my $map = eval {
2219 my $map = cf::map::find $path; 2589 my $map = defined $path ? cf::map::find $path : undef;
2220 2590
2221 if ($map) { 2591 if ($map) {
2222 $map = $map->customise_for ($self); 2592 $map = $map->customise_for ($self);
2223 $map = $check->($map) if $check && $map; 2593 $map = $check->($map) if $check && $map;
2224 } else { 2594 } else {
2225 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2595 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226 } 2596 }
2227 2597
2228 $map 2598 $map
2229 }; 2599 };
2230 2600
… …
2235 2605
2236 if ($gen == $self->{_goto_generation}) { 2606 if ($gen == $self->{_goto_generation}) {
2237 delete $self->{_goto_generation}; 2607 delete $self->{_goto_generation};
2238 $self->leave_link ($map, $x, $y); 2608 $self->leave_link ($map, $x, $y);
2239 } 2609 }
2610
2611 $done->() if $done;
2240 })->prio (1); 2612 })->prio (1);
2241} 2613}
2242 2614
2243=item $player_object->enter_exit ($exit_object) 2615=item $player_object->enter_exit ($exit_object)
2244 2616
… …
2264} 2636}
2265 2637
2266sub prepare_random_map { 2638sub prepare_random_map {
2267 my ($exit) = @_; 2639 my ($exit) = @_;
2268 2640
2269 my $guard = cf::lock_acquire "exit_prepare:$exit";
2270
2271 # all this does is basically replace the /! path by 2641 # all this does is basically replace the /! path by
2272 # a new random map path (?random/...) with a seed 2642 # a new random map path (?random/...) with a seed
2273 # that depends on the exit object 2643 # that depends on the exit object
2274 2644
2275 my $rmp = parse_random_map_params $exit->msg; 2645 my $rmp = parse_random_map_params $exit->msg;
… …
2277 if ($exit->map) { 2647 if ($exit->map) {
2278 $rmp->{region} = $exit->region->name; 2648 $rmp->{region} = $exit->region->name;
2279 $rmp->{origin_map} = $exit->map->path; 2649 $rmp->{origin_map} = $exit->map->path;
2280 $rmp->{origin_x} = $exit->x; 2650 $rmp->{origin_x} = $exit->x;
2281 $rmp->{origin_y} = $exit->y; 2651 $rmp->{origin_y} = $exit->y;
2652
2653 $exit->map->touch;
2282 } 2654 }
2283 2655
2284 $rmp->{random_seed} ||= $exit->random_seed; 2656 $rmp->{random_seed} ||= $exit->random_seed;
2285 2657
2286 my $data = cf::to_json $rmp; 2658 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287 my $md5 = Digest::MD5::md5_hex $data; 2659 my $md5 = Digest::MD5::md5_hex $data;
2288 my $meta = "$RANDOMDIR/$md5.meta"; 2660 my $meta = "$RANDOMDIR/$md5.meta";
2289 2661
2290 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2662 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291 aio_write $fh, 0, (length $data), $data, 0; 2663 aio_write $fh, 0, (length $data), $data, 0;
2292 undef $fh; 2664 undef $fh;
2293 aio_rename "$meta~", $meta; 2665 aio_rename "$meta~", $meta;
2294 2666
2667 my $slaying = "?random/$md5";
2668
2669 if ($exit->valid) {
2295 $exit->slaying ("?random/$md5"); 2670 $exit->slaying ("?random/$md5");
2296 $exit->msg (undef); 2671 $exit->msg (undef);
2672 }
2297 } 2673 }
2298} 2674}
2299 2675
2300sub cf::object::player::enter_exit { 2676sub cf::object::player::enter_exit {
2301 my ($self, $exit) = @_; 2677 my ($self, $exit) = @_;
2302 2678
2303 return unless $self->type == cf::PLAYER; 2679 return unless $self->type == cf::PLAYER;
2304 2680
2305 if ($exit->slaying eq "/!") {
2306 #TODO: this should de-fi-ni-te-ly not be a sync-job
2307 # the problem is that $exit might not survive long enough
2308 # so it needs to be done right now, right here
2309 cf::sync_job { prepare_random_map $exit };
2310 }
2311
2312 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2313 my $hp = $exit->stats->hp;
2314 my $sp = $exit->stats->sp;
2315
2316 $self->enter_link; 2681 $self->enter_link;
2317 2682
2318 (async { 2683 (async {
2319 $self->deactivate_recursive; # just to be sure 2684 $Coro::current->{desc} = "enter_exit";
2685
2320 unless (eval { 2686 unless (eval {
2687 $self->deactivate_recursive; # just to be sure
2688
2689 # random map handling
2690 {
2691 my $guard = cf::lock_acquire "exit_prepare:$exit";
2692
2693 prepare_random_map $exit
2694 if $exit->slaying eq "/!";
2695 }
2696
2697 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2698 my $x = $exit->stats->hp;
2699 my $y = $exit->stats->sp;
2700
2321 $self->goto ($slaying, $hp, $sp); 2701 $self->goto ($map, $x, $y);
2322 2702
2703 # if exit is damned, update players death & WoR home-position
2704 $self->contr->savebed ($map, $x, $y)
2705 if $exit->flag (cf::FLAG_DAMNED);
2706
2323 1; 2707 1
2324 }) { 2708 }) {
2325 $self->message ("Something went wrong deep within the crossfire server. " 2709 $self->message ("Something went wrong deep within the deliantra server. "
2326 . "I'll try to bring you back to the map you were before. " 2710 . "I'll try to bring you back to the map you were before. "
2327 . "Please report this to the dungeon master!", 2711 . "Please report this to the dungeon master!",
2328 cf::NDI_UNIQUE | cf::NDI_RED); 2712 cf::NDI_UNIQUE | cf::NDI_RED);
2329 2713
2330 warn "ERROR in enter_exit: $@"; 2714 warn "ERROR in enter_exit: $@";
… …
2349 2733
2350 utf8::encode $text; 2734 utf8::encode $text;
2351 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2735 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352} 2736}
2353 2737
2354=item $client->send_msg ($color, $type, $msg, [extra...]) 2738=item $client->send_msg ($channel, $msg, $color, [extra...])
2355 2739
2356Send a drawinfo or msg packet to the client, formatting the msg for the 2740Send a drawinfo or msg packet to the client, formatting the msg for the
2357client if neccessary. C<$type> should be a string identifying the type of 2741client if neccessary. C<$type> should be a string identifying the type of
2358the message, with C<log> being the default. If C<$color> is negative, suppress 2742the message, with C<log> being the default. If C<$color> is negative, suppress
2359the message unless the client supports the msg packet. 2743the message unless the client supports the msg packet.
2360 2744
2361=cut 2745=cut
2362 2746
2747# non-persistent channels (usually the info channel)
2748our %CHANNEL = (
2749 "c/identify" => {
2750 id => "infobox",
2751 title => "Identify",
2752 reply => undef,
2753 tooltip => "Items recently identified",
2754 },
2755 "c/examine" => {
2756 id => "infobox",
2757 title => "Examine",
2758 reply => undef,
2759 tooltip => "Signs and other items you examined",
2760 },
2761 "c/book" => {
2762 id => "infobox",
2763 title => "Book",
2764 reply => undef,
2765 tooltip => "The contents of a note or book",
2766 },
2767 "c/lookat" => {
2768 id => "infobox",
2769 title => "Look",
2770 reply => undef,
2771 tooltip => "What you saw there",
2772 },
2773 "c/who" => {
2774 id => "infobox",
2775 title => "Players",
2776 reply => undef,
2777 tooltip => "Shows players who are currently online",
2778 },
2779 "c/body" => {
2780 id => "infobox",
2781 title => "Body Parts",
2782 reply => undef,
2783 tooltip => "Shows which body parts you posess and are available",
2784 },
2785 "c/skills" => {
2786 id => "infobox",
2787 title => "Skills",
2788 reply => undef,
2789 tooltip => "Shows your experience per skill and item power",
2790 },
2791 "c/uptime" => {
2792 id => "infobox",
2793 title => "Uptime",
2794 reply => undef,
2795 tooltip => "How long the server has been running since last restart",
2796 },
2797 "c/mapinfo" => {
2798 id => "infobox",
2799 title => "Map Info",
2800 reply => undef,
2801 tooltip => "Information related to the maps",
2802 },
2803 "c/party" => {
2804 id => "party",
2805 title => "Party",
2806 reply => "gsay ",
2807 tooltip => "Messages and chat related to your party",
2808 },
2809);
2810
2363sub cf::client::send_msg { 2811sub cf::client::send_msg {
2364 my ($self, $color, $type, $msg, @extra) = @_; 2812 my ($self, $channel, $msg, $color, @extra) = @_;
2365 2813
2366 $msg = $self->pl->expand_cfpod ($msg); 2814 $msg = $self->pl->expand_cfpod ($msg)
2815 unless $color & cf::NDI_VERBATIM;
2816
2817 $color &= cf::NDI_CLIENT_MASK; # just in case...
2818
2819 # check predefined channels, for the benefit of C
2820 if ($CHANNEL{$channel}) {
2821 $channel = $CHANNEL{$channel};
2822
2823 $self->ext_msg (channel_info => $channel)
2824 if $self->can_msg;
2825
2826 $channel = $channel->{id};
2827
2828 } elsif (ref $channel) {
2829 # send meta info to client, if not yet sent
2830 unless (exists $self->{channel}{$channel->{id}}) {
2831 $self->{channel}{$channel->{id}} = $channel;
2832 $self->ext_msg (channel_info => $channel)
2833 if $self->can_msg;
2834 }
2835
2836 $channel = $channel->{id};
2837 }
2838
2839 return unless @extra || length $msg;
2367 2840
2368 if ($self->can_msg) { 2841 if ($self->can_msg) {
2369 $self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]); 2842 # default colour, mask it out
2843 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2844 if $color & cf::NDI_DEF;
2845
2846 my $pkt = "msg "
2847 . $self->{json_coder}->encode (
2848 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2849 );
2850
2851 # try lzf for large packets
2852 $pkt = "lzf " . Compress::LZF::compress $pkt
2853 if 1024 <= length $pkt and $self->{can_lzf};
2854
2855 # split very large packets
2856 if (8192 < length $pkt and $self->{can_lzf}) {
2857 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2858 $pkt = "frag";
2859 }
2860
2861 $self->send_packet ($pkt);
2370 } else { 2862 } else {
2371 # replace some tags by gcfclient-compatible ones
2372 for ($msg) {
2373 1 while
2374 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2379 }
2380
2381 if ($color >= 0) { 2863 if ($color >= 0) {
2864 # replace some tags by gcfclient-compatible ones
2865 for ($msg) {
2866 1 while
2867 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2868 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2869 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2870 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2871 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2872 }
2873
2874 $color &= cf::NDI_COLOR_MASK;
2875
2876 utf8::encode $msg;
2877
2382 if (0 && $msg =~ /\[/) { 2878 if (0 && $msg =~ /\[/) {
2879 # COMMAND/INFO
2383 $self->send_packet ("drawextinfo $color 4 0 $msg") 2880 $self->send_packet ("drawextinfo $color 10 8 $msg")
2384 } else { 2881 } else {
2385 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g; 2882 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2386 $self->send_packet ("drawinfo $color $msg") 2883 $self->send_packet ("drawinfo $color $msg")
2387 } 2884 }
2388 } 2885 }
2389 } 2886 }
2390} 2887}
2391 2888
2392=item $client->ext_event ($type, %msg) 2889=item $client->ext_msg ($type, @msg)
2393 2890
2394Sends an exti event to the client. 2891Sends an ext event to the client.
2395 2892
2396=cut 2893=cut
2397 2894
2398sub cf::client::ext_event($$%) { 2895sub cf::client::ext_msg($$@) {
2399 my ($self, $type, %msg) = @_; 2896 my ($self, $type, @msg) = @_;
2400 2897
2898 if ($self->extcmd == 2) {
2899 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2900 } elsif ($self->extcmd == 1) { # TODO: remove
2401 $msg{msgtype} = "event_$type"; 2901 push @msg, msgtype => "event_$type";
2402 $self->send_packet ("ext " . cf::to_json \%msg); 2902 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2903 }
2904}
2905
2906=item $client->ext_reply ($msgid, @msg)
2907
2908Sends an ext reply to the client.
2909
2910=cut
2911
2912sub cf::client::ext_reply($$@) {
2913 my ($self, $id, @msg) = @_;
2914
2915 if ($self->extcmd == 2) {
2916 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2917 } elsif ($self->extcmd == 1) {
2918 #TODO: version 1, remove
2919 unshift @msg, msgtype => "reply", msgid => $id;
2920 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2921 }
2403} 2922}
2404 2923
2405=item $success = $client->query ($flags, "text", \&cb) 2924=item $success = $client->query ($flags, "text", \&cb)
2406 2925
2407Queues a query to the client, calling the given callback with 2926Queues a query to the client, calling the given callback with
2408the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>, 2927the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2409C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>. 2928C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2410 2929
2411Queries can fail, so check the return code. Or don't, as queries will become 2930Queries can fail, so check the return code. Or don't, as queries will
2412reliable at some point in the future. 2931become reliable at some point in the future.
2413 2932
2414=cut 2933=cut
2415 2934
2416sub cf::client::query { 2935sub cf::client::query {
2417 my ($self, $flags, $text, $cb) = @_; 2936 my ($self, $flags, $text, $cb) = @_;
… …
2425 utf8::encode $text; 2944 utf8::encode $text;
2426 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb]; 2945 push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2427 2946
2428 $self->send_packet ($self->{query_queue}[0][0]) 2947 $self->send_packet ($self->{query_queue}[0][0])
2429 if @{ $self->{query_queue} } == 1; 2948 if @{ $self->{query_queue} } == 1;
2949
2950 1
2430} 2951}
2431 2952
2432cf::client->attach ( 2953cf::client->attach (
2954 on_connect => sub {
2955 my ($ns) = @_;
2956
2957 $ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
2958 },
2433 on_reply => sub { 2959 on_reply => sub {
2434 my ($ns, $msg) = @_; 2960 my ($ns, $msg) = @_;
2435 2961
2436 # this weird shuffling is so that direct followup queries 2962 # this weird shuffling is so that direct followup queries
2437 # get handled first 2963 # get handled first
… …
2449 } else { 2975 } else {
2450 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM; 2976 $ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2451 } 2977 }
2452 } 2978 }
2453 }, 2979 },
2980 on_exticmd => sub {
2981 my ($ns, $buf) = @_;
2982
2983 my $msg = eval { $ns->{json_coder}->decode ($buf) };
2984
2985 if (ref $msg) {
2986 my ($type, $reply, @payload) =
2987 "ARRAY" eq ref $msg
2988 ? @$msg
2989 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2990
2991 my @reply;
2992
2993 if (my $cb = $EXTICMD{$type}) {
2994 @reply = $cb->($ns, @payload);
2995 }
2996
2997 $ns->ext_reply ($reply, @reply)
2998 if $reply;
2999
3000 } else {
3001 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3002 }
3003
3004 cf::override;
3005 },
2454); 3006);
2455 3007
2456=item $client->async (\&cb) 3008=item $client->async (\&cb)
2457 3009
2458Create a new coroutine, running the specified callback. The coroutine will 3010Create a new coroutine, running the specified callback. The coroutine will
… …
2499our $safe = new Safe "safe"; 3051our $safe = new Safe "safe";
2500our $safe_hole = new Safe::Hole; 3052our $safe_hole = new Safe::Hole;
2501 3053
2502$SIG{FPE} = 'IGNORE'; 3054$SIG{FPE} = 'IGNORE';
2503 3055
2504$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3056$safe->permit_only (Opcode::opset qw(
3057 :base_core :base_mem :base_orig :base_math
3058 grepstart grepwhile mapstart mapwhile
3059 sort time
3060));
2505 3061
2506# here we export the classes and methods available to script code 3062# here we export the classes and methods available to script code
2507 3063
2508=pod 3064=pod
2509 3065
2510The following functions and methods are available within a safe environment: 3066The following functions and methods are available within a safe environment:
2511 3067
2512 cf::object contr pay_amount pay_player map 3068 cf::object
3069 contr pay_amount pay_player map x y force_find force_add destroy
3070 insert remove name archname title slaying race decrease split
3071
2513 cf::object::player player 3072 cf::object::player
2514 cf::player peaceful 3073 player
2515 cf::map trigger 3074
3075 cf::player
3076 peaceful
3077
3078 cf::map
3079 trigger
2516 3080
2517=cut 3081=cut
2518 3082
2519for ( 3083for (
2520 ["cf::object" => qw(contr pay_amount pay_player map)], 3084 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3085 insert remove inv nrof name archname title slaying race
3086 decrease split destroy change_exp)],
2521 ["cf::object::player" => qw(player)], 3087 ["cf::object::player" => qw(player)],
2522 ["cf::player" => qw(peaceful)], 3088 ["cf::player" => qw(peaceful)],
2523 ["cf::map" => qw(trigger)], 3089 ["cf::map" => qw(trigger)],
2524) { 3090) {
2525 no strict 'refs'; 3091 no strict 'refs';
… …
2601# the server's init and main functions 3167# the server's init and main functions
2602 3168
2603sub load_facedata($) { 3169sub load_facedata($) {
2604 my ($path) = @_; 3170 my ($path) = @_;
2605 3171
3172 # HACK to clear player env face cache, we need some signal framework
3173 # for this (global event?)
3174 %ext::player_env::MUSIC_FACE_CACHE = ();
3175
3176 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3177
2606 warn "loading facedata from $path\n"; 3178 warn "loading facedata from $path\n";
2607 3179
2608 my $facedata; 3180 my $facedata;
2609 0 < aio_load $path, $facedata 3181 0 < aio_load $path, $facedata
2610 or die "$path: $!"; 3182 or die "$path: $!";
… …
2612 $facedata = Coro::Storable::thaw $facedata; 3184 $facedata = Coro::Storable::thaw $facedata;
2613 3185
2614 $facedata->{version} == 2 3186 $facedata->{version} == 2
2615 or cf::cleanup "$path: version mismatch, cannot proceed."; 3187 or cf::cleanup "$path: version mismatch, cannot proceed.";
2616 3188
3189 # patch in the exptable
3190 $facedata->{resource}{"res/exp_table"} = {
3191 type => FT_RSRC,
3192 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3193 };
3194 cf::cede_to_tick;
3195
2617 { 3196 {
2618 my $faces = $facedata->{faceinfo}; 3197 my $faces = $facedata->{faceinfo};
2619 3198
2620 while (my ($face, $info) = each %$faces) { 3199 while (my ($face, $info) = each %$faces) {
2621 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3200 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3201
2622 cf::face::set $idx, $info->{visibility}, $info->{magicmap}; 3202 cf::face::set_visibility $idx, $info->{visibility};
3203 cf::face::set_magicmap $idx, $info->{magicmap};
2623 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3204 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2624 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3205 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2625 Coro::cede; 3206
3207 cf::cede_to_tick;
2626 } 3208 }
2627 3209
2628 while (my ($face, $info) = each %$faces) { 3210 while (my ($face, $info) = each %$faces) {
2629 next unless $info->{smooth}; 3211 next unless $info->{smooth};
3212
2630 my $idx = cf::face::find $face 3213 my $idx = cf::face::find $face
2631 or next; 3214 or next;
3215
2632 if (my $smooth = cf::face::find $info->{smooth}) { 3216 if (my $smooth = cf::face::find $info->{smooth}) {
3217 cf::face::set_smooth $idx, $smooth;
2633 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel}; 3218 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2634 } else { 3219 } else {
2635 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3220 warn "smooth face '$info->{smooth}' not found for face '$face'";
2636 } 3221 }
2637 Coro::cede; 3222
3223 cf::cede_to_tick;
2638 } 3224 }
2639 } 3225 }
2640 3226
2641 { 3227 {
2642 my $anims = $facedata->{animinfo}; 3228 my $anims = $facedata->{animinfo};
2643 3229
2644 while (my ($anim, $info) = each %$anims) { 3230 while (my ($anim, $info) = each %$anims) {
2645 cf::anim::set $anim, $info->{frames}, $info->{facings}; 3231 cf::anim::set $anim, $info->{frames}, $info->{facings};
2646 Coro::cede; 3232 cf::cede_to_tick;
2647 } 3233 }
2648 3234
2649 cf::anim::invalidate_all; # d'oh 3235 cf::anim::invalidate_all; # d'oh
2650 } 3236 }
2651 3237
3238 {
3239 # TODO: for gcfclient pleasure, we should give resources
3240 # that gcfclient doesn't grok a >10000 face index.
3241 my $res = $facedata->{resource};
3242
3243 while (my ($name, $info) = each %$res) {
3244 if (defined $info->{type}) {
3245 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3246 my $data;
3247
3248 if ($info->{type} & 1) {
3249 # prepend meta info
3250
3251 my $meta = $enc->encode ({
3252 name => $name,
3253 %{ $info->{meta} || {} },
3254 });
3255
3256 $data = pack "(w/a*)*", $meta, $info->{data};
3257 } else {
3258 $data = $info->{data};
3259 }
3260
3261 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3262 cf::face::set_type $idx, $info->{type};
3263 } else {
3264 $RESOURCE{$name} = $info;
3265 }
3266
3267 cf::cede_to_tick;
3268 }
3269 }
3270
3271 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3272
2652 1 3273 1
2653} 3274}
2654 3275
3276cf::global->attach (on_resource_update => sub {
3277 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3278 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3279
3280 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3281 my $sound = $soundconf->{compat}[$_]
3282 or next;
3283
3284 my $face = cf::face::find "sound/$sound->[1]";
3285 cf::sound::set $sound->[0] => $face;
3286 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3287 }
3288
3289 while (my ($k, $v) = each %{$soundconf->{event}}) {
3290 my $face = cf::face::find "sound/$v";
3291 cf::sound::set $k => $face;
3292 }
3293 }
3294});
3295
3296register_exticmd fx_want => sub {
3297 my ($ns, $want) = @_;
3298
3299 while (my ($k, $v) = each %$want) {
3300 $ns->fx_want ($k, $v);
3301 }
3302};
3303
3304sub load_resource_file($) {
3305 my $guard = lock_acquire "load_resource_file";
3306
3307 my $status = load_resource_file_ $_[0];
3308 get_slot 0.1, 100;
3309 cf::arch::commit_load;
3310
3311 $status
3312}
3313
2655sub reload_regions { 3314sub reload_regions {
3315 # HACK to clear player env face cache, we need some signal framework
3316 # for this (global event?)
3317 %ext::player_env::MUSIC_FACE_CACHE = ();
3318
2656 load_resource_file "$MAPDIR/regions" 3319 load_resource_file "$MAPDIR/regions"
2657 or die "unable to load regions file\n"; 3320 or die "unable to load regions file\n";
3321
3322 for (cf::region::list) {
3323 $_->{match} = qr/$_->{match}/
3324 if exists $_->{match};
3325 }
2658} 3326}
2659 3327
2660sub reload_facedata { 3328sub reload_facedata {
2661 load_facedata "$DATADIR/facedata" 3329 load_facedata "$DATADIR/facedata"
2662 or die "unable to load facedata\n"; 3330 or die "unable to load facedata\n";
… …
2673} 3341}
2674 3342
2675sub reload_resources { 3343sub reload_resources {
2676 warn "reloading resource files...\n"; 3344 warn "reloading resource files...\n";
2677 3345
3346 reload_facedata;
3347 reload_archetypes;
2678 reload_regions; 3348 reload_regions;
2679 reload_facedata;
2680 #reload_archetypes;#d#
2681 reload_archetypes;
2682 reload_treasures; 3349 reload_treasures;
2683 3350
2684 warn "finished reloading resource files\n"; 3351 warn "finished reloading resource files\n";
2685} 3352}
2686 3353
2687sub init { 3354sub reload_config {
2688 reload_resources;
2689}
2690
2691sub cfg_load {
2692 open my $fh, "<:utf8", "$CONFDIR/config" 3355 open my $fh, "<:utf8", "$CONFDIR/config"
2693 or return; 3356 or return;
2694 3357
2695 local $/; 3358 local $/;
2696 *CFG = YAML::Syck::Load <$fh>; 3359 *CFG = YAML::Load <$fh>;
2697 3360
2698 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3361 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2699 3362
2700 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3363 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2701 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3364 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
… …
2707 }; 3370 };
2708 warn $@ if $@; 3371 warn $@ if $@;
2709 } 3372 }
2710} 3373}
2711 3374
3375sub pidfile() {
3376 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3377 or die "$PIDFILE: $!";
3378 flock $fh, &Fcntl::LOCK_EX
3379 or die "$PIDFILE: flock: $!";
3380 $fh
3381}
3382
3383# make sure only one server instance is running at any one time
3384sub atomic {
3385 my $fh = pidfile;
3386
3387 my $pid = <$fh>;
3388 kill 9, $pid if $pid > 0;
3389
3390 seek $fh, 0, 0;
3391 print $fh $$;
3392}
3393
2712sub main { 3394sub main {
3395 cf::init_globals; # initialise logging
3396
3397 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3398 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3399 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3400 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3401
3402 cf::init_experience;
3403 cf::init_anim;
3404 cf::init_attackmess;
3405 cf::init_dynamic;
3406 cf::init_block;
3407
3408 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3409
2713 # we must not ever block the main coroutine 3410 # we must not ever block the main coroutine
2714 local $Coro::idle = sub { 3411 local $Coro::idle = sub {
2715 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3412 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2716 (async { 3413 (async {
2717 Event::one_event; 3414 $Coro::current->{desc} = "IDLE BUG HANDLER";
3415 EV::loop EV::LOOP_ONESHOT;
2718 })->prio (Coro::PRIO_MAX); 3416 })->prio (Coro::PRIO_MAX);
2719 }; 3417 };
2720 3418
2721 cfg_load; 3419 evthread_start IO::AIO::poll_fileno;
3420
3421 cf::sync_job {
3422 reload_resources;
3423 reload_config;
2722 db_init; 3424 db_init;
3425
3426 cf::load_settings;
3427 cf::load_materials;
3428 cf::init_uuid;
3429 cf::init_signals;
3430 cf::init_commands;
3431 cf::init_skills;
3432
3433 cf::init_beforeplay;
3434
3435 atomic;
3436
2723 load_extensions; 3437 load_extensions;
2724 3438
2725 $TICK_WATCHER->start; 3439 utime time, time, $RUNTIMEFILE;
3440
3441 # no (long-running) fork's whatsoever before this point(!)
3442 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3443
3444 (pop @POST_INIT)->(0) while @POST_INIT;
3445 };
3446
2726 Event::loop; 3447 EV::loop;
2727} 3448}
2728 3449
2729############################################################################# 3450#############################################################################
2730# initialisation and cleanup 3451# initialisation and cleanup
2731 3452
2732# install some emergency cleanup handlers 3453# install some emergency cleanup handlers
2733BEGIN { 3454BEGIN {
3455 our %SIGWATCHER = ();
2734 for my $signal (qw(INT HUP TERM)) { 3456 for my $signal (qw(INT HUP TERM)) {
2735 Event->signal ( 3457 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2736 reentrant => 0,
2737 data => WF_AUTOCANCEL,
2738 signal => $signal,
2739 prio => 0,
2740 cb => sub {
2741 cf::cleanup "SIG$signal"; 3458 cf::cleanup "SIG$signal";
2742 },
2743 ); 3459 };
2744 } 3460 }
2745} 3461}
2746 3462
2747sub write_runtime { 3463sub write_runtime_sync {
2748 my $runtime = "$LOCALDIR/runtime";
2749
2750 # first touch the runtime file to show we are still running: 3464 # first touch the runtime file to show we are still running:
2751 # the fsync below can take a very very long time. 3465 # the fsync below can take a very very long time.
2752 3466
2753 IO::AIO::aio_utime $runtime, undef, undef; 3467 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2754 3468
2755 my $guard = cf::lock_acquire "write_runtime"; 3469 my $guard = cf::lock_acquire "write_runtime";
2756 3470
2757 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3471 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2758 or return; 3472 or return;
2759 3473
2760 my $value = $cf::RUNTIME + 90 + 10; 3474 my $value = $cf::RUNTIME + 90 + 10;
2761 # 10 is the runtime save interval, for a monotonic clock 3475 # 10 is the runtime save interval, for a monotonic clock
2762 # 60 allows for the watchdog to kill the server. 3476 # 60 allows for the watchdog to kill the server.
… …
2772 aio_utime $fh, undef, undef; 3486 aio_utime $fh, undef, undef;
2773 3487
2774 close $fh 3488 close $fh
2775 or return; 3489 or return;
2776 3490
2777 aio_rename "$runtime~", $runtime 3491 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2778 and return; 3492 and return;
2779 3493
2780 warn "runtime file written.\n"; 3494 warn "runtime file written.\n";
2781 3495
2782 1 3496 1
3497}
3498
3499our $uuid_lock;
3500our $uuid_skip;
3501
3502sub write_uuid_sync($) {
3503 $uuid_skip ||= $_[0];
3504
3505 return if $uuid_lock;
3506 local $uuid_lock = 1;
3507
3508 my $uuid = "$LOCALDIR/uuid";
3509
3510 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3511 or return;
3512
3513 my $value = uuid_seq uuid_cur;
3514
3515 unless ($value) {
3516 warn "cowardly refusing to write zero uuid value!\n";
3517 return;
3518 }
3519
3520 my $value = uuid_str $value + $uuid_skip;
3521 $uuid_skip = 0;
3522
3523 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3524 and return;
3525
3526 # always fsync - this file is important
3527 aio_fsync $fh
3528 and return;
3529
3530 close $fh
3531 or return;
3532
3533 aio_rename "$uuid~", $uuid
3534 and return;
3535
3536 warn "uuid file written ($value).\n";
3537
3538 1
3539
3540}
3541
3542sub write_uuid($$) {
3543 my ($skip, $sync) = @_;
3544
3545 $sync ? write_uuid_sync $skip
3546 : async { write_uuid_sync $skip };
2783} 3547}
2784 3548
2785sub emergency_save() { 3549sub emergency_save() {
2786 my $freeze_guard = cf::freeze_mainloop; 3550 my $freeze_guard = cf::freeze_mainloop;
2787 3551
2788 warn "enter emergency perl save\n"; 3552 warn "emergency_perl_save: enter\n";
2789 3553
2790 cf::sync_job { 3554 cf::sync_job {
3555 # this is a trade-off: we want to be very quick here, so
3556 # save all maps without fsync, and later call a global sync
3557 # (which in turn might be very very slow)
3558 local $USE_FSYNC = 0;
3559
2791 # use a peculiar iteration method to avoid tripping on perl 3560 # use a peculiar iteration method to avoid tripping on perl
2792 # refcount bugs in for. also avoids problems with players 3561 # refcount bugs in for. also avoids problems with players
2793 # and maps saved/destroyed asynchronously. 3562 # and maps saved/destroyed asynchronously.
2794 warn "begin emergency player save\n"; 3563 warn "emergency_perl_save: begin player save\n";
2795 for my $login (keys %cf::PLAYER) { 3564 for my $login (keys %cf::PLAYER) {
2796 my $pl = $cf::PLAYER{$login} or next; 3565 my $pl = $cf::PLAYER{$login} or next;
2797 $pl->valid or next; 3566 $pl->valid or next;
3567 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2798 $pl->save; 3568 $pl->save;
2799 } 3569 }
2800 warn "end emergency player save\n"; 3570 warn "emergency_perl_save: end player save\n";
2801 3571
2802 warn "begin emergency map save\n"; 3572 warn "emergency_perl_save: begin map save\n";
2803 for my $path (keys %cf::MAP) { 3573 for my $path (keys %cf::MAP) {
2804 my $map = $cf::MAP{$path} or next; 3574 my $map = $cf::MAP{$path} or next;
2805 $map->valid or next; 3575 $map->valid or next;
2806 $map->save; 3576 $map->save;
2807 } 3577 }
2808 warn "end emergency map save\n"; 3578 warn "emergency_perl_save: end map save\n";
2809 3579
2810 warn "begin emergency database checkpoint\n"; 3580 warn "emergency_perl_save: begin database checkpoint\n";
2811 BDB::db_env_txn_checkpoint $DB_ENV; 3581 BDB::db_env_txn_checkpoint $DB_ENV;
2812 warn "end emergency database checkpoint\n"; 3582 warn "emergency_perl_save: end database checkpoint\n";
3583
3584 warn "emergency_perl_save: begin write uuid\n";
3585 write_uuid_sync 1;
3586 warn "emergency_perl_save: end write uuid\n";
2813 }; 3587 };
2814 3588
3589 warn "emergency_perl_save: starting sync()\n";
3590 IO::AIO::aio_sync sub {
3591 warn "emergency_perl_save: finished sync()\n";
3592 };
3593
2815 warn "leave emergency perl save\n"; 3594 warn "emergency_perl_save: leave\n";
2816} 3595}
2817 3596
2818sub post_cleanup { 3597sub post_cleanup {
2819 my ($make_core) = @_; 3598 my ($make_core) = @_;
2820 3599
2821 warn Carp::longmess "post_cleanup backtrace" 3600 warn Carp::longmess "post_cleanup backtrace"
2822 if $make_core; 3601 if $make_core;
3602
3603 my $fh = pidfile;
3604 unlink $PIDFILE if <$fh> == $$;
3605}
3606
3607# a safer delete_package, copied from Symbol
3608sub clear_package($) {
3609 my $pkg = shift;
3610
3611 # expand to full symbol table name if needed
3612 unless ($pkg =~ /^main::.*::$/) {
3613 $pkg = "main$pkg" if $pkg =~ /^::/;
3614 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3615 $pkg .= '::' unless $pkg =~ /::$/;
3616 }
3617
3618 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3619 my $stem_symtab = *{$stem}{HASH};
3620
3621 defined $stem_symtab and exists $stem_symtab->{$leaf}
3622 or return;
3623
3624 # clear all symbols
3625 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3626 for my $name (keys %$leaf_symtab) {
3627 _gv_clear *{"$pkg$name"};
3628# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3629 }
3630 warn "cleared package $pkg\n";#d#
2823} 3631}
2824 3632
2825sub do_reload_perl() { 3633sub do_reload_perl() {
2826 # can/must only be called in main 3634 # can/must only be called in main
2827 if ($Coro::current != $Coro::main) { 3635 if ($Coro::current != $Coro::main) {
2828 warn "can only reload from main coroutine"; 3636 warn "can only reload from main coroutine";
2829 return; 3637 return;
2830 } 3638 }
2831 3639
3640 return if $RELOAD++;
3641
3642 my $t1 = EV::time;
3643
3644 while ($RELOAD) {
2832 warn "reloading..."; 3645 warn "reloading...";
2833 3646
2834 warn "entering sync_job"; 3647 warn "entering sync_job";
2835 3648
2836 cf::sync_job { 3649 cf::sync_job {
2837 cf::write_runtime; # external watchdog should not bark 3650 cf::write_runtime_sync; # external watchdog should not bark
2838 cf::emergency_save; 3651 cf::emergency_save;
2839 cf::write_runtime; # external watchdog should not bark 3652 cf::write_runtime_sync; # external watchdog should not bark
2840 3653
2841 warn "syncing database to disk"; 3654 warn "syncing database to disk";
2842 BDB::db_env_txn_checkpoint $DB_ENV; 3655 BDB::db_env_txn_checkpoint $DB_ENV;
2843 3656
2844 # if anything goes wrong in here, we should simply crash as we already saved 3657 # if anything goes wrong in here, we should simply crash as we already saved
2845 3658
2846 warn "cancelling all WF_AUTOCANCEL watchers";
2847 for (Event::all_watchers) {
2848 $_->cancel if $_->data & WF_AUTOCANCEL;
2849 }
2850
2851 warn "flushing outstanding aio requests"; 3659 warn "flushing outstanding aio requests";
2852 for (;;) {
2853 BDB::flush;
2854 IO::AIO::flush;
2855 Coro::cede;
2856 last unless IO::AIO::nreqs || BDB::nreqs; 3660 while (IO::AIO::nreqs || BDB::nreqs) {
2857 warn "iterate..."; 3661 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2858 }
2859
2860 ++$RELOAD;
2861
2862 warn "cancelling all extension coros";
2863 $_->cancel for values %EXT_CORO;
2864 %EXT_CORO = ();
2865
2866 warn "removing commands";
2867 %COMMAND = ();
2868
2869 warn "removing ext commands";
2870 %EXTCMD = ();
2871
2872 warn "unloading/nuking all extensions";
2873 for my $pkg (@EXTS) {
2874 warn "... unloading $pkg";
2875
2876 if (my $cb = $pkg->can ("unload")) {
2877 eval {
2878 $cb->($pkg);
2879 1
2880 } or warn "$pkg unloaded, but with errors: $@";
2881 } 3662 }
2882 3663
2883 warn "... nuking $pkg"; 3664 warn "cancelling all extension coros";
2884 Symbol::delete_package $pkg; 3665 $_->cancel for values %EXT_CORO;
2885 } 3666 %EXT_CORO = ();
2886 3667
2887 warn "unloading all perl modules loaded from $LIBDIR"; 3668 warn "removing commands";
2888 while (my ($k, $v) = each %INC) { 3669 %COMMAND = ();
2889 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2890 3670
3671 warn "removing ext/exti commands";
3672 %EXTCMD = ();
3673 %EXTICMD = ();
3674
3675 warn "unloading/nuking all extensions";
3676 for my $pkg (@EXTS) {
2891 warn "... unloading $k"; 3677 warn "... unloading $pkg";
2892 delete $INC{$k};
2893 3678
2894 $k =~ s/\.pm$//;
2895 $k =~ s/\//::/g;
2896
2897 if (my $cb = $k->can ("unload_module")) { 3679 if (my $cb = $pkg->can ("unload")) {
3680 eval {
2898 $cb->(); 3681 $cb->($pkg);
3682 1
3683 } or warn "$pkg unloaded, but with errors: $@";
3684 }
3685
3686 warn "... clearing $pkg";
3687 clear_package $pkg;
2899 } 3688 }
2900 3689
2901 Symbol::delete_package $k; 3690 warn "unloading all perl modules loaded from $LIBDIR";
3691 while (my ($k, $v) = each %INC) {
3692 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3693
3694 warn "... unloading $k";
3695 delete $INC{$k};
3696
3697 $k =~ s/\.pm$//;
3698 $k =~ s/\//::/g;
3699
3700 if (my $cb = $k->can ("unload_module")) {
3701 $cb->();
3702 }
3703
3704 clear_package $k;
2902 } 3705 }
2903 3706
2904 warn "getting rid of safe::, as good as possible"; 3707 warn "getting rid of safe::, as good as possible";
2905 Symbol::delete_package "safe::$_" 3708 clear_package "safe::$_"
2906 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3709 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2907 3710
2908 warn "unloading cf.pm \"a bit\""; 3711 warn "unloading cf.pm \"a bit\"";
2909 delete $INC{"cf.pm"}; 3712 delete $INC{"cf.pm"};
2910 delete $INC{"cf/pod.pm"}; 3713 delete $INC{"cf/pod.pm"};
2911 3714
2912 # don't, removes xs symbols, too, 3715 # don't, removes xs symbols, too,
2913 # and global variables created in xs 3716 # and global variables created in xs
2914 #Symbol::delete_package __PACKAGE__; 3717 #clear_package __PACKAGE__;
2915 3718
2916 warn "unload completed, starting to reload now"; 3719 warn "unload completed, starting to reload now";
2917 3720
2918 warn "reloading cf.pm"; 3721 warn "reloading cf.pm";
2919 require cf; 3722 require cf;
2920 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3723 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2921 3724
2922 warn "loading config and database again"; 3725 warn "loading config and database again";
2923 cf::cfg_load; 3726 cf::reload_config;
2924 3727
2925 warn "loading extensions"; 3728 warn "loading extensions";
2926 cf::load_extensions; 3729 cf::load_extensions;
2927 3730
3731 if ($REATTACH_ON_RELOAD) {
2928 warn "reattaching attachments to objects/players"; 3732 warn "reattaching attachments to objects/players";
2929 _global_reattach; # objects, sockets 3733 _global_reattach; # objects, sockets
2930 warn "reattaching attachments to maps"; 3734 warn "reattaching attachments to maps";
2931 reattach $_ for values %MAP; 3735 reattach $_ for values %MAP;
2932 warn "reattaching attachments to players"; 3736 warn "reattaching attachments to players";
2933 reattach $_ for values %PLAYER; 3737 reattach $_ for values %PLAYER;
3738 }
2934 3739
3740 warn "running post_init jobs";
3741 (pop @POST_INIT)->(1) while @POST_INIT;
3742
2935 warn "leaving sync_job"; 3743 warn "leaving sync_job";
2936 3744
2937 1 3745 1
2938 } or do { 3746 } or do {
2939 warn $@; 3747 warn $@;
2940 warn "error while reloading, exiting."; 3748 cf::cleanup "error while reloading, exiting.";
2941 exit 1;
2942 }; 3749 };
2943 3750
2944 warn "reloaded"; 3751 warn "reloaded";
3752 --$RELOAD;
3753 }
3754
3755 $t1 = EV::time - $t1;
3756 warn "reload completed in ${t1}s\n";
2945}; 3757};
2946 3758
2947our $RELOAD_WATCHER; # used only during reload 3759our $RELOAD_WATCHER; # used only during reload
2948 3760
2949sub reload_perl() { 3761sub reload_perl() {
2950 # doing reload synchronously and two reloads happen back-to-back, 3762 # doing reload synchronously and two reloads happen back-to-back,
2951 # coro crashes during coro_state_free->destroy here. 3763 # coro crashes during coro_state_free->destroy here.
2952 3764
2953 $RELOAD_WATCHER ||= Event->timer ( 3765 $RELOAD_WATCHER ||= cf::async {
2954 reentrant => 0, 3766 Coro::AIO::aio_wait cache_extensions;
2955 after => 0, 3767
2956 data => WF_AUTOCANCEL, 3768 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
2957 cb => sub {
2958 do_reload_perl; 3769 do_reload_perl;
2959 undef $RELOAD_WATCHER; 3770 undef $RELOAD_WATCHER;
2960 }, 3771 };
2961 ); 3772 };
2962} 3773}
2963 3774
2964register_command "reload" => sub { 3775register_command "reload" => sub {
2965 my ($who, $arg) = @_; 3776 my ($who, $arg) = @_;
2966 3777
2967 if ($who->flag (FLAG_WIZ)) { 3778 if ($who->flag (FLAG_WIZ)) {
2968 $who->message ("reloading server."); 3779 $who->message ("reloading server.");
3780 async {
3781 $Coro::current->{desc} = "perl_reload";
2969 async { reload_perl }; 3782 reload_perl;
3783 };
2970 } 3784 }
2971}; 3785};
2972 3786
2973unshift @INC, $LIBDIR; 3787unshift @INC, $LIBDIR;
2974 3788
… …
2976 3790
2977our @WAIT_FOR_TICK; 3791our @WAIT_FOR_TICK;
2978our @WAIT_FOR_TICK_BEGIN; 3792our @WAIT_FOR_TICK_BEGIN;
2979 3793
2980sub wait_for_tick { 3794sub wait_for_tick {
2981 return unless $TICK_WATCHER->is_active;
2982 return if $Coro::current == $Coro::main; 3795 return if tick_inhibit || $Coro::current == $Coro::main;
2983 3796
2984 my $signal = new Coro::Signal; 3797 my $signal = new Coro::Signal;
2985 push @WAIT_FOR_TICK, $signal; 3798 push @WAIT_FOR_TICK, $signal;
2986 $signal->wait; 3799 $signal->wait;
2987} 3800}
2988 3801
2989sub wait_for_tick_begin { 3802sub wait_for_tick_begin {
2990 return unless $TICK_WATCHER->is_active;
2991 return if $Coro::current == $Coro::main; 3803 return if tick_inhibit || $Coro::current == $Coro::main;
2992 3804
2993 my $signal = new Coro::Signal; 3805 my $signal = new Coro::Signal;
2994 push @WAIT_FOR_TICK_BEGIN, $signal; 3806 push @WAIT_FOR_TICK_BEGIN, $signal;
2995 $signal->wait; 3807 $signal->wait;
2996} 3808}
2997 3809
2998 my $min = 1e6;#d# 3810sub tick {
2999 my $avg = 10;
3000$TICK_WATCHER = Event->timer (
3001 reentrant => 0,
3002 parked => 1,
3003 prio => 0,
3004 at => $NEXT_TICK || $TICK,
3005 data => WF_AUTOCANCEL,
3006 cb => sub {
3007 if ($Coro::current != $Coro::main) { 3811 if ($Coro::current != $Coro::main) {
3008 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3812 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3009 unless ++$bug_warning > 10; 3813 unless ++$bug_warning > 10;
3010 return; 3814 return;
3011 } 3815 }
3012 3816
3013 $NOW = $tick_start = Event::time;
3014
3015 cf::server_tick; # one server iteration 3817 cf::server_tick; # one server iteration
3016 3818
3017 0 && sync_job {#d# 3819 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3018 for(1..10) { 3820 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3019 my $t = Event::time; 3821 Coro::async_pool {
3020 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3822 $Coro::current->{desc} = "runtime saver";
3021 or die; 3823 write_runtime_sync
3022 3824 or warn "ERROR: unable to write runtime file: $!";
3023 $map->width (50);
3024 $map->height (50);
3025 $map->alloc;
3026 $map->_load_objects ("/tmp/x.map", 1);
3027 my $t = Event::time - $t;
3028
3029 #next unless $t < 0.0013;#d#
3030 if ($t < $min) {
3031 $min = $t;
3032 }
3033 $avg = $avg * 0.99 + $t * 0.01;
3034 }
3035 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3036 exit 0;
3037 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3038 }; 3825 };
3826 }
3039 3827
3040 $RUNTIME += $TICK;
3041 $NEXT_TICK += $TICK;
3042
3043 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3044 $NEXT_RUNTIME_WRITE = $NOW + 10;
3045 Coro::async_pool {
3046 write_runtime
3047 or warn "ERROR: unable to write runtime file: $!";
3048 };
3049 }
3050
3051# my $AFTER = Event::time;
3052# warn $AFTER - $NOW;#d#
3053
3054 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3828 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3055 $sig->send; 3829 $sig->send;
3056 } 3830 }
3057 while (my $sig = shift @WAIT_FOR_TICK) { 3831 while (my $sig = shift @WAIT_FOR_TICK) {
3058 $sig->send; 3832 $sig->send;
3059 } 3833 }
3060 3834
3061 $NOW = Event::time; 3835 $LOAD = ($NOW - $TICK_START) / $TICK;
3062
3063 # if we are delayed by four ticks or more, skip them all
3064 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3065
3066 $TICK_WATCHER->at ($NEXT_TICK);
3067 $TICK_WATCHER->start;
3068
3069 $LOAD = ($NOW - $tick_start) / $TICK;
3070 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3836 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3071 3837
3072 _post_tick; 3838 if (0) {
3073 3839 if ($NEXT_TICK) {
3074 3840 my $jitter = $TICK_START - $NEXT_TICK;
3841 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3842 warn "jitter $JITTER\n";#d#
3843 }
3075 }, 3844 }
3076); 3845}
3077 3846
3078{ 3847{
3079 BDB::max_poll_time $TICK * 0.1; 3848 # configure BDB
3080 $BDB_POLL_WATCHER = Event->io ( 3849
3081 reentrant => 0,
3082 fd => BDB::poll_fileno,
3083 poll => 'r',
3084 prio => 0,
3085 data => WF_AUTOCANCEL,
3086 cb => \&BDB::poll_cb,
3087 );
3088 BDB::min_parallel 8; 3850 BDB::min_parallel 8;
3089 3851 BDB::max_poll_reqs $TICK * 0.1;
3090 BDB::set_sync_prepare { 3852 $AnyEvent::BDB::WATCHER->priority (1);
3091 my $status;
3092 my $current = $Coro::current;
3093 (
3094 sub {
3095 $status = $!;
3096 $current->ready; undef $current;
3097 },
3098 sub {
3099 Coro::schedule while defined $current;
3100 $! = $status;
3101 },
3102 )
3103 };
3104 3853
3105 unless ($DB_ENV) { 3854 unless ($DB_ENV) {
3106 $DB_ENV = BDB::db_env_create; 3855 $DB_ENV = BDB::db_env_create;
3856 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3857 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3858 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3859 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3860 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3107 3861
3108 cf::sync_job { 3862 cf::sync_job {
3109 eval { 3863 eval {
3110 BDB::db_env_open 3864 BDB::db_env_open
3111 $DB_ENV, 3865 $DB_ENV,
… …
3113 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3867 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3114 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3868 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3115 0666; 3869 0666;
3116 3870
3117 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3871 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3118
3119 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3120 $DB_ENV->set_lk_detect;
3121 }; 3872 };
3122 3873
3123 cf::cleanup "db_env_open(db): $@" if $@; 3874 cf::cleanup "db_env_open(db): $@" if $@;
3124 }; 3875 };
3125 } 3876 }
3877
3878 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3879 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3880 };
3881 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3882 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3883 };
3884 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3885 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3886 };
3126} 3887}
3127 3888
3128{ 3889{
3890 # configure IO::AIO
3891
3129 IO::AIO::min_parallel 8; 3892 IO::AIO::min_parallel 8;
3130
3131 undef $Coro::AIO::WATCHER;
3132 IO::AIO::max_poll_time $TICK * 0.1; 3893 IO::AIO::max_poll_time $TICK * 0.1;
3133 $AIO_POLL_WATCHER = Event->io ( 3894 undef $AnyEvent::AIO::WATCHER;
3134 reentrant => 0,
3135 data => WF_AUTOCANCEL,
3136 fd => IO::AIO::poll_fileno,
3137 poll => 'r',
3138 prio => 6,
3139 cb => \&IO::AIO::poll_cb,
3140 );
3141} 3895}
3142 3896
3143my $_log_backtrace; 3897my $_log_backtrace;
3144 3898
3145sub _log_backtrace { 3899sub _log_backtrace {
… …
3148 $msg =~ s/\n//; 3902 $msg =~ s/\n//;
3149 3903
3150 # limit the # of concurrent backtraces 3904 # limit the # of concurrent backtraces
3151 if ($_log_backtrace < 2) { 3905 if ($_log_backtrace < 2) {
3152 ++$_log_backtrace; 3906 ++$_log_backtrace;
3907 my $perl_bt = Carp::longmess $msg;
3153 async { 3908 async {
3909 $Coro::current->{desc} = "abt $msg";
3910
3154 my @bt = fork_call { 3911 my @bt = fork_call {
3155 @addr = map { sprintf "%x", $_ } @addr; 3912 @addr = map { sprintf "%x", $_ } @addr;
3156 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3913 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3157 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3914 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3158 or die "addr2line: $!"; 3915 or die "addr2line: $!";
… …
3166 } 3923 }
3167 3924
3168 @funcs 3925 @funcs
3169 }; 3926 };
3170 3927
3171 LOG llevInfo, "[ABT] $msg\n"; 3928 LOG llevInfo, "[ABT] $perl_bt\n";
3929 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3172 LOG llevInfo, "[ABT] $_\n" for @bt; 3930 LOG llevInfo, "[ABT] $_\n" for @bt;
3173 --$_log_backtrace; 3931 --$_log_backtrace;
3174 }; 3932 };
3175 } else { 3933 } else {
3176 LOG llevInfo, "[ABT] $msg\n"; 3934 LOG llevInfo, "[ABT] $msg\n";

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