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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.304 by root, Wed Jul 11 16:55:18 2007 UTC vs.
Revision 1.464 by root, Thu Jan 1 18:35:48 2009 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
25use JSON::XS 1.4 (); 53use JSON::XS 2.01 ();
26use BDB (); 54use BDB ();
27use Data::Dumper; 55use Data::Dumper;
28use Digest::MD5; 56use Digest::MD5;
29use Fcntl; 57use Fcntl;
30use YAML::Syck (); 58use YAML ();
31use IO::AIO 2.32 (); 59use IO::AIO ();
32use Time::HiRes; 60use Time::HiRes;
33use Compress::LZF; 61use Compress::LZF;
34use Digest::MD5 (); 62use Digest::MD5 ();
63
64AnyEvent::detect;
35 65
36# configure various modules to our taste 66# configure various modules to our taste
37# 67#
38$Storable::canonical = 1; # reduce rsync transfers 68$Storable::canonical = 1; # reduce rsync transfers
39Coro::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$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
72
73# make sure c-lzf reinitialises itself
74Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 75Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42$Event::Eval = 1; # no idea why this is required, but it is
43
44# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45$YAML::Syck::ImplicitUnicode = 1;
46
47$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48 76
49sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 77sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50 78
51our %COMMAND = (); 79our %COMMAND = ();
52our %COMMAND_TIME = (); 80our %COMMAND_TIME = ();
… …
55our %EXTCMD = (); 83our %EXTCMD = ();
56our %EXTICMD = (); 84our %EXTICMD = ();
57our %EXT_CORO = (); # coroutines bound to extensions 85our %EXT_CORO = (); # coroutines bound to extensions
58our %EXT_MAP = (); # pluggable maps 86our %EXT_MAP = (); # pluggable maps
59 87
60our $RELOAD; # number of reloads so far 88our $RELOAD; # number of reloads so far, non-zero while in reload
61our @EVENT; 89our @EVENT;
62 90
63our $CONFDIR = confdir; 91our $CONFDIR = confdir;
64our $DATADIR = datadir; 92our $DATADIR = datadir;
65our $LIBDIR = "$DATADIR/ext"; 93our $LIBDIR = "$DATADIR/ext";
66our $PODDIR = "$DATADIR/pod"; 94our $PODDIR = "$DATADIR/pod";
67our $MAPDIR = "$DATADIR/" . mapdir; 95our $MAPDIR = "$DATADIR/" . mapdir;
68our $LOCALDIR = localdir; 96our $LOCALDIR = localdir;
69our $TMPDIR = "$LOCALDIR/" . tmpdir; 97our $TMPDIR = "$LOCALDIR/" . tmpdir;
70our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 98our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71our $PLAYERDIR = "$LOCALDIR/" . playerdir; 99our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72our $RANDOMDIR = "$LOCALDIR/random"; 100our $RANDOMDIR = "$LOCALDIR/random";
73our $BDBDIR = "$LOCALDIR/db"; 101our $BDBDIR = "$LOCALDIR/db";
102our $PIDFILE = "$LOCALDIR/pid";
103our $RUNTIMEFILE = "$LOCALDIR/runtime";
104
105our %RESOURCE;
74 106
75our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 107our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76our $TICK_WATCHER;
77our $AIO_POLL_WATCHER;
78our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 108our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79our $NEXT_TICK; 109our $NEXT_TICK;
80our $NOW;
81our $USE_FSYNC = 1; # use fsync to write maps - default off 110our $USE_FSYNC = 1; # use fsync to write maps - default off
82 111
112our $BDB_DEADLOCK_WATCHER;
113our $BDB_CHECKPOINT_WATCHER;
83our $BDB_POLL_WATCHER; 114our $BDB_TRICKLE_WATCHER;
84our $DB_ENV; 115our $DB_ENV;
85 116
86our %CFG; 117our %CFG;
87 118
88our $UPTIME; $UPTIME ||= time; 119our $UPTIME; $UPTIME ||= time;
89our $RUNTIME; 120our $RUNTIME;
121our $NOW;
90 122
91our %PLAYER; # all users 123our (%PLAYER, %PLAYER_LOADING); # all users
92our %MAP; # all maps 124our (%MAP, %MAP_LOADING ); # all maps
93our $LINK_MAP; # the special {link} map, which is always available 125our $LINK_MAP; # the special {link} map, which is always available
94 126
95# 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 ∕
96our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 128our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97 129
98our $LOAD; # a number between 0 (idle) and 1 (too many objects) 130our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99our $LOADAVG; # same thing, but with alpha-smoothing 131our $LOADAVG; # same thing, but with alpha-smoothing
132our $JITTER; # average jitter
100our $tick_start; # for load detecting purposes 133our $TICK_START; # for load detecting purposes
134
135our @POST_INIT;
136
137our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
101 138
102binmode STDOUT; 139binmode STDOUT;
103binmode STDERR; 140binmode STDERR;
104 141
105# read virtual server time, if available 142# read virtual server time, if available
106unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 143unless ($RUNTIME || !-e $RUNTIMEFILE) {
107 open my $fh, "<", "$LOCALDIR/runtime" 144 open my $fh, "<", $RUNTIMEFILE
108 or die "unable to read runtime file: $!"; 145 or die "unable to read $RUNTIMEFILE file: $!";
109 $RUNTIME = <$fh> + 0.; 146 $RUNTIME = <$fh> + 0.;
110} 147}
111 148
112mkdir $_ 149mkdir $_
113 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 150 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
… …
158 195
159The raw value load value from the last tick. 196The raw value load value from the last tick.
160 197
161=item %cf::CFG 198=item %cf::CFG
162 199
163Configuration for the server, loaded from C</etc/crossfire/config>, or 200Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164from wherever your confdir points to. 201from wherever your confdir points to.
165 202
166=item cf::wait_for_tick, cf::wait_for_tick_begin 203=item cf::wait_for_tick, cf::wait_for_tick_begin
167 204
168These 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
169returns 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
170per 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.
171 208
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
172=back 215=back
173 216
174=cut 217=cut
175 218
176BEGIN { 219BEGIN {
… …
180 $msg .= "\n" 223 $msg .= "\n"
181 unless $msg =~ /\n$/; 224 unless $msg =~ /\n$/;
182 225
183 $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;
184 227
185 utf8::encode $msg;
186 LOG llevError, $msg; 228 LOG llevError, $msg;
187 }; 229 };
188} 230}
231
232$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#?
189 246
190@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 247@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 248@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 249@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 250@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
… …
200for my $pkg (qw( 257for my $pkg (qw(
201 cf::global cf::attachable 258 cf::global cf::attachable
202 cf::object cf::object::player 259 cf::object cf::object::player
203 cf::client cf::player 260 cf::client cf::player
204 cf::arch cf::living 261 cf::arch cf::living
262 cf::map cf::mapspace
205 cf::map cf::party cf::region 263 cf::party cf::region
206)) { 264)) {
207 no strict 'refs';
208 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 265 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209} 266}
210 267
211$Event::DIED = sub { 268$EV::DIED = sub {
212 warn "error in event callback: @_"; 269 warn "error in event callback: @_";
213}; 270};
214 271
215############################################################################# 272#############################################################################
216 273
… …
239 $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;
240 $d 297 $d
241 } || "[unable to dump $_[0]: '$@']"; 298 } || "[unable to dump $_[0]: '$@']";
242} 299}
243 300
244=item $ref = cf::from_json $json 301=item $ref = cf::decode_json $json
245 302
246Converts a JSON string into the corresponding perl data structure. 303Converts a JSON string into the corresponding perl data structure.
247 304
248=item $json = cf::to_json $ref 305=item $json = cf::encode_json $ref
249 306
250Converts a perl data structure into its JSON representation. 307Converts a perl data structure into its JSON representation.
251 308
252=cut 309=cut
253 310
254our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 311our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255 312
256sub to_json ($) { $json_coder->encode ($_[0]) } 313sub encode_json($) { $json_coder->encode ($_[0]) }
257sub from_json ($) { $json_coder->decode ($_[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}
258 329
259=item cf::lock_wait $string 330=item cf::lock_wait $string
260 331
261Wait until the given lock is available. See cf::lock_acquire. 332Wait until the given lock is available. See cf::lock_acquire.
262 333
263=item my $lock = cf::lock_acquire $string 334=item my $lock = cf::lock_acquire $string
264 335
265Wait 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
266a 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,
267for example when the coroutine gets canceled), the lock is automatically 338for example when the coroutine gets canceled), the lock is automatically
268returned. 339returned.
269 340
341Locks are *not* recursive, locking from the same coro twice results in a
342deadlocked coro.
343
270Lock 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
271uses map_find and cf::map::load uses map_load). 345uses map_find and cf::map::load uses map_load).
272 346
273=item $locked = cf::lock_active $string 347=item $locked = cf::lock_active $string
274 348
275Return 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.
276 350
277=cut 351=cut
278 352
279our %LOCK; 353our $LOCKS = new Coro::SemaphoreSet;
280 354
281sub lock_wait($) { 355sub lock_wait($) {
282 my ($key) = @_; 356 $LOCKS->wait ($_[0]);
283
284 # wait for lock, if any
285 while ($LOCK{$key}) {
286 push @{ $LOCK{$key} }, $Coro::current;
287 Coro::schedule;
288 }
289} 357}
290 358
291sub lock_acquire($) { 359sub lock_acquire($) {
292 my ($key) = @_; 360 $LOCKS->guard ($_[0])
293
294 # wait, to be sure we are not locked
295 lock_wait $key;
296
297 $LOCK{$key} = [];
298
299 Coro::guard {
300 # wake up all waiters, to be on the safe side
301 $_->ready for @{ delete $LOCK{$key} };
302 }
303} 361}
304 362
305sub lock_active($) { 363sub lock_active($) {
306 my ($key) = @_; 364 $LOCKS->count ($_[0]) < 1
307
308 ! ! $LOCK{$key}
309} 365}
310 366
311sub freeze_mainloop { 367sub freeze_mainloop {
312 return unless $TICK_WATCHER->is_active; 368 tick_inhibit_inc;
313 369
314 my $guard = Coro::guard { 370 &Guard::guard (\&tick_inhibit_dec);
315 $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($$) {
381 my ($interval, $cb) = @_;
382
383 my $start = rand List::Util::min 180, $interval;
384
385 EV::periodic $start, $interval, 0, $cb
386}
387
388=item cf::get_slot $time[, $priority[, $name]]
389
390Allocate $time seconds of blocking CPU time at priority C<$priority>:
391This call blocks and returns only when you have at least C<$time> seconds
392of cpu time till the next tick. The slot is only valid till the next cede.
393
394The optional C<$name> can be used to identify the job to run. It might be
395used for statistical purposes and should identify the same time-class.
396
397Useful for short background jobs.
398
399=cut
400
401our @SLOT_QUEUE;
402our $SLOT_QUEUE;
403
404$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405$SLOT_QUEUE = Coro::async {
406 $Coro::current->desc ("timeslot manager");
407
408 my $signal = new Coro::Signal;
409
410 while () {
411 next_job:
412 my $avail = cf::till_tick;
413 if ($avail > 0.01) {
414 for (0 .. $#SLOT_QUEUE) {
415 if ($SLOT_QUEUE[$_][0] < $avail) {
416 my $job = splice @SLOT_QUEUE, $_, 1, ();
417 $job->[2]->send;
418 Coro::cede;
419 goto next_job;
420 }
421 }
422 }
423
424 if (@SLOT_QUEUE) {
425 # we do not use wait_for_tick() as it returns immediately when tick is inactive
426 push @cf::WAIT_FOR_TICK, $signal;
427 $signal->wait;
428 } else {
429 Coro::schedule;
430 }
316 }; 431 }
317 $TICK_WATCHER->stop; 432};
318 $guard 433
434sub get_slot($;$$) {
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 $sig->wait;
319} 446}
320 447
321=item cf::async { BLOCK } 448=item cf::async { BLOCK }
322 449
323Currently the same as Coro::async_pool, meaning you cannot use 450Currently the same as Coro::async_pool, meaning you cannot use
… …
328 455
329BEGIN { *async = \&Coro::async_pool } 456BEGIN { *async = \&Coro::async_pool }
330 457
331=item cf::sync_job { BLOCK } 458=item cf::sync_job { BLOCK }
332 459
333The design of Crossfire TRT requires that the main coroutine ($Coro::main) 460The design of Deliantra requires that the main coroutine ($Coro::main)
334is always able to handle events or runnable, as Crossfire TRT is only 461is always able to handle events or runnable, as Deliantra is only
335partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 462partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336acceptable. 463acceptable.
337 464
338If it must be done, put the blocking parts into C<sync_job>. This will run 465If it must be done, put the blocking parts into C<sync_job>. This will run
339the given BLOCK in another coroutine while waiting for the result. The 466the given BLOCK in another coroutine while waiting for the result. The
… …
344 471
345sub sync_job(&) { 472sub sync_job(&) {
346 my ($job) = @_; 473 my ($job) = @_;
347 474
348 if ($Coro::current == $Coro::main) { 475 if ($Coro::current == $Coro::main) {
349 my $time = Event::time; 476 my $time = EV::time;
350 477
351 # this is the main coro, too bad, we have to block 478 # this is the main coro, too bad, we have to block
352 # till the operation succeeds, freezing the server :/ 479 # till the operation succeeds, freezing the server :/
353 480
354 # TODO: use suspend/resume instead 481 LOG llevError, Carp::longmess "sync job";#d#
355 # (but this is cancel-safe) 482
356 my $freeze_guard = freeze_mainloop; 483 my $freeze_guard = freeze_mainloop;
357 484
358 my $busy = 1; 485 my $busy = 1;
359 my @res; 486 my @res;
360 487
361 (async { 488 (async {
489 $Coro::current->desc ("sync job coro");
362 @res = eval { $job->() }; 490 @res = eval { $job->() };
363 warn $@ if $@; 491 warn $@ if $@;
364 undef $busy; 492 undef $busy;
365 })->prio (Coro::PRIO_MAX); 493 })->prio (Coro::PRIO_MAX);
366 494
367 while ($busy) { 495 while ($busy) {
368 Coro::cede or Event::one_event; 496 if (Coro::nready) {
497 Coro::cede_notself;
498 } else {
499 EV::loop EV::LOOP_ONESHOT;
369 } 500 }
501 }
370 502
371 $time = Event::time - $time; 503 my $time = EV::time - $time;
372 504
373 LOG llevError | logBacktrace, Carp::longmess "long sync job"
374 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376 $tick_start += $time; # do not account sync jobs to server load 505 $TICK_START += $time; # do not account sync jobs to server load
377 506
378 wantarray ? @res : $res[0] 507 wantarray ? @res : $res[0]
379 } else { 508 } else {
380 # we are in another coroutine, how wonderful, everything just works 509 # we are in another coroutine, how wonderful, everything just works
381 510
… …
406=item fork_call { }, $args 535=item fork_call { }, $args
407 536
408Executes the given code block with the given arguments in a seperate 537Executes the given code block with the given arguments in a seperate
409process, returning the results. Everything must be serialisable with 538process, returning the results. Everything must be serialisable with
410Coro::Storable. May, of course, block. Note that the executed sub may 539Coro::Storable. May, of course, block. Note that the executed sub may
411never block itself or use any form of Event handling. 540never block itself or use any form of event handling.
412 541
413=cut 542=cut
414
415sub _store_scalar {
416 open my $fh, ">", \my $buf
417 or die "fork_call: cannot open fh-to-buf in child : $!";
418 Storable::store_fd $_[0], $fh;
419 close $fh;
420
421 $buf
422}
423 543
424sub fork_call(&@) { 544sub fork_call(&@) {
425 my ($cb, @args) = @_; 545 my ($cb, @args) = @_;
426 546
427# 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,
428# or die "socketpair: $!"; 548 # otherwise perl prematurely frees the stuff :/
429 pipe my $fh1, my $fh2 549 # TODO: investigate and fix (likely this will be rather laborious)
430 or die "pipe: $!";
431 550
432 if (my $pid = fork) { 551 my @res = Coro::Util::fork_eval {
433 close $fh2;
434
435 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436 warn "pst<$res>" unless $res =~ /^pst/;
437 $res = Coro::Storable::thaw $res;
438
439 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441 Carp::confess $$res unless "ARRAY" eq ref $res;
442
443 return wantarray ? @$res : $res->[-1];
444 } else {
445 reset_signals; 552 reset_signals;
446 local $SIG{__WARN__}; 553 &$cb
447 local $SIG{__DIE__}; 554 }, @args;
448 # just in case, this hack effectively disables event
449 # in the child. cleaner and slower would be canceling all watchers,
450 # but this works for the time being.
451 local $Coro::idle;
452 $Coro::current->prio (Coro::PRIO_MAX);
453 555
454 eval { 556 wantarray ? @res : $res[-1]
455 close $fh1; 557}
456 558
457 my @res = eval { $cb->(@args) }; 559=item $coin = coin_from_name $name
458 560
459 syswrite $fh2, _store_scalar $@ ? \"$@" : \@res; 561=cut
460 close $fh2;
461 };
462 562
463 warn $@ if $@; 563our %coin_alias = (
464 _exit 0; 564 "silver" => "silvercoin",
465 } 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
466} 584}
467 585
468=item $value = cf::db_get $family => $key 586=item $value = cf::db_get $family => $key
469 587
470Returns a single value from the environment database. 588Returns a single value from the environment database.
… …
472=item cf::db_put $family => $key => $value 590=item cf::db_put $family => $key => $value
473 591
474Stores 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
475data 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).
476 594
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
477=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}
478 618
479our $DB; 619our $DB;
480 620
481sub db_init { 621sub db_init {
482 unless ($DB) {
483 $DB = BDB::db_create $DB_ENV;
484
485 cf::sync_job { 622 cf::sync_job {
486 eval { 623 $DB ||= db_table "db";
487 $DB->set_flags (BDB::CHKSUM);
488
489 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491 cf::cleanup "db_open(db): $!" if $!;
492 };
493 cf::cleanup "db_open(db): $@" if $@;
494 };
495 } 624 };
496} 625}
497 626
498sub db_get($$) { 627sub db_get($$) {
499 my $key = "$_[0]/$_[1]"; 628 my $key = "$_[0]/$_[1]";
500 629
… …
550 if (1) { 679 if (1) {
551 $md5 = 680 $md5 =
552 join "\x00", 681 join "\x00",
553 $processversion, 682 $processversion,
554 map { 683 map {
555 Coro::cede; 684 cf::cede_to_tick;
556 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 685 ($src->[$_], Digest::MD5::md5_hex $data[$_])
557 } 0.. $#$src; 686 } 0.. $#$src;
558 687
559 688
560 my $dbmd5 = db_get cache => "$id/md5"; 689 my $dbmd5 = db_get cache => "$id/md5";
… …
598 727
599############################################################################# 728#############################################################################
600 729
601=head2 ATTACHABLE OBJECTS 730=head2 ATTACHABLE OBJECTS
602 731
603Many 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
604attach callbacks/event handlers (a collection of which is called an "attachment") 733attach callbacks/event handlers (a collection of which is called an "attachment")
605to it. All such attachable objects support the following methods. 734to it. All such attachable objects support the following methods.
606 735
607In 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>
608C<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
609Crossfire TRT). 738Deliantra).
610 739
611=over 4 740=over 4
612 741
613=item $attachable->attach ($attachment, key => $value...) 742=item $attachable->attach ($attachment, key => $value...)
614 743
… …
658=item cf::CLASS::attachment $name, ... 787=item cf::CLASS::attachment $name, ...
659 788
660Register an attachment by C<$name> through which attachable objects of the 789Register an attachment by C<$name> through which attachable objects of the
661given CLASS can refer to this attachment. 790given CLASS can refer to this attachment.
662 791
663Some classes such as crossfire maps and objects can specify attachments 792Some classes such as deliantra maps and objects can specify attachments
664that 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.
665 794
666These calls expect any number of the following handler/hook descriptions: 795These calls expect any number of the following handler/hook descriptions:
667 796
668=over 4 797=over 4
… …
866 "; 995 ";
867 die if $@; 996 die if $@;
868} 997}
869 998
870our $override; 999our $override;
871our @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?
872 1001
873sub override { 1002sub override {
874 $override = 1; 1003 $override = 1;
875 @invoke_results = (); 1004 @INVOKE_RESULTS = (@_);
876} 1005}
877 1006
878sub do_invoke { 1007sub do_invoke {
879 my $event = shift; 1008 my $event = shift;
880 my $callbacks = shift; 1009 my $callbacks = shift;
881 1010
882 @invoke_results = (); 1011 @INVOKE_RESULTS = ();
883 1012
884 local $override; 1013 local $override;
885 1014
886 for (@$callbacks) { 1015 for (@$callbacks) {
887 eval { &{$_->[1]} }; 1016 eval { &{$_->[1]} };
… …
896 } 1025 }
897 1026
898 0 1027 0
899} 1028}
900 1029
901=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1030=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902 1031
903=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1032=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904 1033
905Generate an object-specific event with the given arguments. 1034Generate an object-specific event with the given arguments.
906 1035
907This 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
908removed 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
909results (if you must, access C<@cf::invoke_results> directly). 1038results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910 1039
911=back 1040=back
912 1041
913=cut 1042=cut
914 1043
915############################################################################# 1044#############################################################################
916# 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}
917 1088
918sub reattach { 1089sub reattach {
919 # basically do the same as instantiate, without calling instantiate 1090 # basically do the same as instantiate, without calling instantiate
920 my ($obj) = @_; 1091 my ($obj) = @_;
921 1092
1093 # no longer needed after getting rid of delete_package?
922 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
923 1095
924 my $registry = $obj->registry; 1096 my $registry = $obj->registry;
925 1097
926 @$registry = (); 1098 @$registry = ();
927 1099
… …
942cf::attachable->attach ( 1114cf::attachable->attach (
943 prio => -1000000, 1115 prio => -1000000,
944 on_instantiate => sub { 1116 on_instantiate => sub {
945 my ($obj, $data) = @_; 1117 my ($obj, $data) = @_;
946 1118
947 $data = from_json $data; 1119 $data = decode_json $data;
948 1120
949 for (@$data) { 1121 for (@$data) {
950 my ($name, $args) = @$_; 1122 my ($name, $args) = @$_;
951 1123
952 $obj->attach ($name, %{$args || {} }); 1124 $obj->attach ($name, %{$args || {} });
… …
968sub object_freezer_save { 1140sub object_freezer_save {
969 my ($filename, $rdata, $objs) = @_; 1141 my ($filename, $rdata, $objs) = @_;
970 1142
971 sync_job { 1143 sync_job {
972 if (length $$rdata) { 1144 if (length $$rdata) {
1145 utf8::decode (my $decname = $filename);
973 warn sprintf "saving %s (%d,%d)\n", 1146 warn sprintf "saving %s (%d,%d)\n",
974 $filename, length $$rdata, scalar @$objs; 1147 $decname, length $$rdata, scalar @$objs;
975 1148
976 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1149 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977 chmod SAVE_MODE, $fh; 1150 aio_chmod $fh, SAVE_MODE;
978 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1151 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979 aio_fsync $fh if $cf::USE_FSYNC; 1152 aio_fsync $fh if $cf::USE_FSYNC;
980 close $fh; 1153 aio_close $fh;
981 1154
982 if (@$objs) { 1155 if (@$objs) {
983 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) {
984 chmod SAVE_MODE, $fh; 1157 aio_chmod $fh, SAVE_MODE;
985 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1158 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986 aio_write $fh, 0, (length $data), $data, 0; 1159 aio_write $fh, 0, (length $data), $data, 0;
987 aio_fsync $fh if $cf::USE_FSYNC; 1160 aio_fsync $fh if $cf::USE_FSYNC;
988 close $fh; 1161 aio_close $fh;
989 aio_rename "$filename.pst~", "$filename.pst"; 1162 aio_rename "$filename.pst~", "$filename.pst";
990 } 1163 }
991 } else { 1164 } else {
992 aio_unlink "$filename.pst"; 1165 aio_unlink "$filename.pst";
993 } 1166 }
994 1167
995 aio_rename "$filename~", $filename; 1168 aio_rename "$filename~", $filename;
1169
1170 $filename =~ s%/[^/]+$%%;
1171 aio_pathsync $filename if $cf::USE_FSYNC;
996 } else { 1172 } else {
997 warn "FATAL: $filename~: $!\n"; 1173 warn "unable to save objects: $filename~: $!\n";
998 } 1174 }
999 } else { 1175 } else {
1000 aio_unlink $filename; 1176 aio_unlink $filename;
1001 aio_unlink "$filename.pst"; 1177 aio_unlink "$filename.pst";
1002 } 1178 }
1003 } 1179 };
1004} 1180}
1005 1181
1006sub object_freezer_as_string { 1182sub object_freezer_as_string {
1007 my ($rdata, $objs) = @_; 1183 my ($rdata, $objs) = @_;
1008 1184
… …
1020 or return; 1196 or return;
1021 1197
1022 unless (aio_stat "$filename.pst") { 1198 unless (aio_stat "$filename.pst") {
1023 (aio_load "$filename.pst", $av) >= 0 1199 (aio_load "$filename.pst", $av) >= 0
1024 or return; 1200 or return;
1201
1025 $av = eval { (Storable::thaw $av)->{objs} }; 1202 my $st = eval { Coro::Storable::thaw $av };
1203 $av = $st->{objs};
1026 } 1204 }
1027 1205
1206 utf8::decode (my $decname = $filename);
1028 warn sprintf "loading %s (%d)\n", 1207 warn sprintf "loading %s (%d,%d)\n",
1029 $filename, length $data, scalar @{$av || []}; 1208 $decname, length $data, scalar @{$av || []};
1209
1030 return ($data, $av); 1210 ($data, $av)
1031} 1211}
1032 1212
1033=head2 COMMAND CALLBACKS 1213=head2 COMMAND CALLBACKS
1034 1214
1035=over 4 1215=over 4
… …
1089 my ($name, $cb) = @_; 1269 my ($name, $cb) = @_;
1090 1270
1091 $EXTICMD{$name} = $cb; 1271 $EXTICMD{$name} = $cb;
1092} 1272}
1093 1273
1274use File::Glob ();
1275
1094cf::player->attach ( 1276cf::player->attach (
1095 on_command => sub { 1277 on_command => sub {
1096 my ($pl, $name, $params) = @_; 1278 my ($pl, $name, $params) = @_;
1097 1279
1098 my $cb = $COMMAND{$name} 1280 my $cb = $COMMAND{$name}
… …
1108 my ($pl, $buf) = @_; 1290 my ($pl, $buf) = @_;
1109 1291
1110 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) }; 1292 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111 1293
1112 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
1113 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1302 if (my $cb = $EXTCMD{$type}) {
1114 if (my %reply = $cb->($pl, $msg)) { 1303 @reply = $cb->($pl, @payload);
1115 $pl->ext_reply ($msg->{msgid}, %reply);
1116 }
1117 } 1304 }
1305
1306 $pl->ext_reply ($reply, @reply)
1307 if $reply;
1308
1118 } else { 1309 } else {
1119 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1310 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120 } 1311 }
1121 1312
1122 cf::override; 1313 cf::override;
1123 }, 1314 },
1124); 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}
1125 1329
1126sub load_extensions { 1330sub load_extensions {
1127 cf::sync_job { 1331 cf::sync_job {
1128 my %todo; 1332 my %todo;
1129 1333
… …
1149 1353
1150 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1354 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1355 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152 1356
1153 $ext{source} = 1357 $ext{source} =
1154 "package $pkg; use strict; use utf8;\n" 1358 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1155 . "#line 1 \"$path\"\n{\n" 1359 . "#line 1 \"$path\"\n{\n"
1156 . $source 1360 . $source
1157 . "\n};\n1"; 1361 . "\n};\n1";
1158 1362
1159 $todo{$base} = \%ext; 1363 $todo{$base} = \%ext;
… …
1175 my $msg = $@ ? "$v->{path}: $@\n" 1379 my $msg = $@ ? "$v->{path}: $@\n"
1176 : "$v->{base}: extension inactive.\n"; 1380 : "$v->{base}: extension inactive.\n";
1177 1381
1178 if (exists $v->{meta}{mandatory}) { 1382 if (exists $v->{meta}{mandatory}) {
1179 warn $msg; 1383 warn $msg;
1180 warn "mandatory extension failed to load, exiting.\n"; 1384 cf::cleanup "mandatory extension failed to load, exiting.";
1181 exit 1;
1182 } 1385 }
1183 1386
1184 warn $msg; 1387 warn $msg;
1185 } 1388 }
1186 1389
… …
1200 1403
1201=back 1404=back
1202 1405
1203=head2 CORE EXTENSIONS 1406=head2 CORE EXTENSIONS
1204 1407
1205Functions and methods that extend core crossfire objects. 1408Functions and methods that extend core deliantra objects.
1206 1409
1207=cut 1410=cut
1208 1411
1209package cf::player; 1412package cf::player;
1210 1413
1211use Coro::AIO; 1414use Coro::AIO;
1212 1415
1213=head3 cf::player 1416=head3 cf::player
1214 1417
1215=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}
1216 1433
1217=item cf::player::find $login 1434=item cf::player::find $login
1218 1435
1219Returns the given player object, loading it if necessary (might block). 1436Returns the given player object, loading it if necessary (might block).
1220 1437
… …
1239 1456
1240sub exists($) { 1457sub exists($) {
1241 my ($login) = @_; 1458 my ($login) = @_;
1242 1459
1243 $cf::PLAYER{$login} 1460 $cf::PLAYER{$login}
1244 or cf::sync_job { !aio_stat path $login } 1461 or !aio_stat path $login
1245} 1462}
1246 1463
1247sub find($) { 1464sub find($) {
1248 return $cf::PLAYER{$_[0]} || do { 1465 return $cf::PLAYER{$_[0]} || do {
1249 my $login = $_[0]; 1466 my $login = $_[0];
… …
1256 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1473 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1474 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1475 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259 aio_unlink +(playerdir $login) . "/$login.pl"; 1476 aio_unlink +(playerdir $login) . "/$login.pl";
1260 1477
1261 my $pl = load_pl path $login 1478 my $f = new_from_file cf::object::thawer path $login
1262 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;
1263 $cf::PLAYER{$login} = $pl 1486 $cf::PLAYER{$login} = $pl
1264 } 1487 }
1265 } 1488 }
1266} 1489}
1267 1490
… …
1276 return if $pl->{deny_save}; 1499 return if $pl->{deny_save};
1277 1500
1278 aio_mkdir playerdir $pl, 0770; 1501 aio_mkdir playerdir $pl, 0770;
1279 $pl->{last_save} = $cf::RUNTIME; 1502 $pl->{last_save} = $cf::RUNTIME;
1280 1503
1504 cf::get_slot 0.01;
1505
1281 $pl->save_pl ($path); 1506 $pl->save_pl ($path);
1282 Coro::cede; 1507 cf::cede_to_tick;
1283} 1508}
1284 1509
1285sub new($) { 1510sub new($) {
1286 my ($login) = @_; 1511 my ($login) = @_;
1287 1512
… …
1293 $cf::PLAYER{$login} = $self; 1518 $cf::PLAYER{$login} = $self;
1294 1519
1295 $self 1520 $self
1296} 1521}
1297 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
1298=item $pl->quit_character 1533=item $pl->quit_character
1299 1534
1300Nukes the player without looking back. If logged in, the connection will 1535Nukes the player without looking back. If logged in, the connection will
1301be destroyed. May block for a long time. 1536be destroyed. May block for a long time.
1302 1537
… …
1306 my ($pl) = @_; 1541 my ($pl) = @_;
1307 1542
1308 my $name = $pl->ob->name; 1543 my $name = $pl->ob->name;
1309 1544
1310 $pl->{deny_save} = 1; 1545 $pl->{deny_save} = 1;
1311 $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
1312 1547
1313 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1548 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1314 $pl->deactivate; 1549 $pl->deactivate;
1550 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1551 $pl->ob->check_score;
1315 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1552 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1316 $pl->ns->destroy if $pl->ns; 1553 $pl->ns->destroy if $pl->ns;
1317 1554
1318 my $path = playerdir $pl; 1555 my $path = playerdir $pl;
1319 my $temp = "$path~$cf::RUNTIME~deleting~"; 1556 my $temp = "$path~$cf::RUNTIME~deleting~";
… …
1355 or return []; 1592 or return [];
1356 1593
1357 my @logins; 1594 my @logins;
1358 1595
1359 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") {
1360 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1602 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361 aio_read $fh, 0, 512, my $buf, 0 or next; 1603 aio_read $fh, 0, 512, my $buf, 0 or next;
1362 $buf !~ /^password -------------$/m or next; # official not-valid tag 1604 $buf !~ /^password -------------$/m or next; # official not-valid tag
1605 }
1363 1606
1364 utf8::decode $login; 1607 utf8::decode $login;
1365 push @logins, $login; 1608 push @logins, $login;
1366 } 1609 }
1367 1610
… …
1394 } 1637 }
1395 1638
1396 \@paths 1639 \@paths
1397} 1640}
1398 1641
1399=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1642=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400 1643
1401Expand crossfire pod fragments into protocol xml. 1644Expand deliantra pod fragments into protocol xml.
1402 1645
1403=cut
1404
1405sub expand_cfpod {
1406 ((my $self), (local $_)) = @_;
1407
1408 # escape & and <
1409 s/&/&amp;/g;
1410 s/(?<![BIUGH])</&lt;/g;
1411
1412 # this is buggy, it needs to properly take care of nested <'s
1413
1414 1 while
1415 # replace B<>, I<>, U<> etc.
1416 s/B<([^\>]*)>/<b>$1<\/b>/
1417 || s/I<([^\>]*)>/<i>$1<\/i>/
1418 || s/U<([^\>]*)>/<u>$1<\/u>/
1419 # replace G<male|female> tags
1420 || s{G<([^>|]*)\|([^>]*)>}{
1421 $self->gender ? $2 : $1
1422 }ge
1423 # replace H<hint text>
1424 || s{H<([^\>]*)>}
1425 {
1426 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428 "")
1429 [$self->{hintmode}]
1430 }ge;
1431
1432 # create single paragraphs (very hackish)
1433 s/(?<=\S)\n(?=\w)/ /g;
1434
1435 # compress some whitespace
1436 s/\s+\n/\n/g; # ws line-ends
1437 s/\n\n+/\n/g; # double lines
1438 s/^\n+//; # beginning lines
1439 s/\n+$//; # ending lines
1440
1441 $_
1442}
1443
1444sub hintmode {
1445 $_[0]{hintmode} = $_[1] if @_ > 1;
1446 $_[0]{hintmode}
1447}
1448
1449=item $player->ext_reply ($msgid, %msg) 1646=item $player->ext_reply ($msgid, @msg)
1450 1647
1451Sends an ext reply to the player. 1648Sends an ext reply to the player.
1452 1649
1453=cut 1650=cut
1454 1651
1455sub ext_reply($$%) { 1652sub ext_reply($$@) {
1456 my ($self, $id, %msg) = @_; 1653 my ($self, $id, @msg) = @_;
1457 1654
1458 $msg{msgid} = $id; 1655 $self->ns->ext_reply ($id, @msg)
1459 $self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460} 1656}
1461 1657
1462=item $player->ext_event ($type, %msg) 1658=item $player->ext_msg ($type, @msg)
1463 1659
1464Sends an ext event to the client. 1660Sends an ext event to the client.
1465 1661
1466=cut 1662=cut
1467 1663
1468sub ext_event($$%) { 1664sub ext_msg($$@) {
1469 my ($self, $type, %msg) = @_; 1665 my ($self, $type, @msg) = @_;
1470 1666
1471 $self->ns->ext_event ($type, %msg); 1667 $self->ns->ext_msg ($type, @msg);
1472} 1668}
1473 1669
1474=head3 cf::region 1670=head3 cf::region
1475 1671
1476=over 4 1672=over 4
… …
1520our $MAX_RESET = 3600; 1716our $MAX_RESET = 3600;
1521our $DEFAULT_RESET = 3000; 1717our $DEFAULT_RESET = 3000;
1522 1718
1523sub generate_random_map { 1719sub generate_random_map {
1524 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
1525 # mit "rum" bekleckern, nicht 1724 # mit "rum" bekleckern, nicht
1526 $self->_create_random_map ( 1725 $self->_create_random_map (
1527 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1726 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1727 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1728 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1619 $self->init; # pass $1 etc. 1818 $self->init; # pass $1 etc.
1620 return $self; 1819 return $self;
1621 } 1820 }
1622 } 1821 }
1623 1822
1624 Carp::carp "unable to resolve path '$path' (base '$base')."; 1823 Carp::cluck "unable to resolve path '$path' (base '$base').";
1625 () 1824 ()
1626} 1825}
1627 1826
1628sub init { 1827sub init {
1629 my ($self) = @_; 1828 my ($self) = @_;
… …
1651 1850
1652# the temporary/swap location 1851# the temporary/swap location
1653sub save_path { 1852sub save_path {
1654 my ($self) = @_; 1853 my ($self) = @_;
1655 1854
1656 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1855 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657 "$TMPDIR/$path.map" 1856 "$TMPDIR/$path.map"
1658} 1857}
1659 1858
1660# the unique path, undef == no special unique path 1859# the unique path, undef == no special unique path
1661sub uniq_path { 1860sub uniq_path {
1662 my ($self) = @_; 1861 my ($self) = @_;
1663 1862
1664 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1863 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665 "$UNIQUEDIR/$path" 1864 "$UNIQUEDIR/$path"
1666}
1667
1668# and all this just because we cannot iterate over
1669# all maps in C++...
1670sub change_all_map_light {
1671 my ($change) = @_;
1672
1673 $_->change_map_light ($change)
1674 for grep $_->outdoor, values %cf::MAP;
1675} 1865}
1676 1866
1677sub decay_objects { 1867sub decay_objects {
1678 my ($self) = @_; 1868 my ($self) = @_;
1679 1869
… …
1692 1882
1693sub load_header_from($) { 1883sub load_header_from($) {
1694 my ($self, $path) = @_; 1884 my ($self, $path) = @_;
1695 1885
1696 utf8::encode $path; 1886 utf8::encode $path;
1697 #aio_open $path, O_RDONLY, 0 1887 my $f = new_from_file cf::object::thawer $path
1698 # or return;
1699
1700 $self->_load_header ($path)
1701 or return; 1888 or return;
1889
1890 $self->_load_header ($f)
1891 or return;
1892
1893 local $MAP_LOADING{$self->{path}} = $self;
1894 $f->resolve_delayed_derefs;
1702 1895
1703 $self->{load_path} = $path; 1896 $self->{load_path} = $path;
1704 1897
1705 1 1898 1
1706} 1899}
… …
1760sub find { 1953sub find {
1761 my ($path, $origin) = @_; 1954 my ($path, $origin) = @_;
1762 1955
1763 $path = normalise $path, $origin && $origin->path; 1956 $path = normalise $path, $origin && $origin->path;
1764 1957
1958 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765 cf::lock_wait "map_find:$path"; 1959 my $guard2 = cf::lock_acquire "map_find:$path";
1766 1960
1767 $cf::MAP{$path} || do { 1961 $cf::MAP{$path} || do {
1768 my $guard = cf::lock_acquire "map_find:$path";
1769 my $map = new_from_path cf::map $path 1962 my $map = new_from_path cf::map $path
1770 or return; 1963 or return;
1771 1964
1772 $map->{last_save} = $cf::RUNTIME; 1965 $map->{last_save} = $cf::RUNTIME;
1773 1966
… …
1775 or return; 1968 or return;
1776 1969
1777 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1970 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778 # doing this can freeze the server in a sync job, obviously 1971 # doing this can freeze the server in a sync job, obviously
1779 #$cf::WAIT_FOR_TICK->wait; 1972 #$cf::WAIT_FOR_TICK->wait;
1973 undef $guard2;
1974 undef $guard1;
1780 $map->reset; 1975 $map->reset;
1781 undef $guard;
1782 return find $path; 1976 return find $path;
1783 } 1977 }
1784 1978
1785 $cf::MAP{$path} = $map 1979 $cf::MAP{$path} = $map
1786 } 1980 }
… …
1795 local $self->{deny_reset} = 1; # loading can take a long time 1989 local $self->{deny_reset} = 1; # loading can take a long time
1796 1990
1797 my $path = $self->{path}; 1991 my $path = $self->{path};
1798 1992
1799 { 1993 {
1800 my $guard = cf::lock_acquire "map_load:$path"; 1994 my $guard = cf::lock_acquire "map_data:$path";
1801 1995
1996 return unless $self->valid;
1802 return if $self->in_memory != cf::MAP_SWAPPED; 1997 return unless $self->in_memory == cf::MAP_SWAPPED;
1803 1998
1804 $self->in_memory (cf::MAP_LOADING); 1999 $self->in_memory (cf::MAP_LOADING);
1805 2000
1806 $self->alloc; 2001 $self->alloc;
1807 2002
1808 $self->pre_load; 2003 $self->pre_load;
1809 Coro::cede; 2004 cf::cede_to_tick;
1810 2005
2006 my $f = new_from_file cf::object::thawer $self->{load_path};
2007 $f->skip_block;
1811 $self->_load_objects ($self->{load_path}, 1) 2008 $self->_load_objects ($f)
1812 or return; 2009 or return;
1813 2010
1814 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2011 $self->post_load_original
1815 if delete $self->{load_original}; 2012 if delete $self->{load_original};
1816 2013
1817 if (my $uniq = $self->uniq_path) { 2014 if (my $uniq = $self->uniq_path) {
1818 utf8::encode $uniq; 2015 utf8::encode $uniq;
1819 if (aio_open $uniq, O_RDONLY, 0) { 2016 unless (aio_stat $uniq) {
2017 if (my $f = new_from_file cf::object::thawer $uniq) {
1820 $self->clear_unique_items; 2018 $self->clear_unique_items;
1821 $self->_load_objects ($uniq, 0); 2019 $self->_load_objects ($f);
2020 $f->resolve_delayed_derefs;
2021 }
1822 } 2022 }
1823 } 2023 }
1824 2024
1825 Coro::cede; 2025 $f->resolve_delayed_derefs;
2026
2027 cf::cede_to_tick;
1826 # now do the right thing for maps 2028 # now do the right thing for maps
1827 $self->link_multipart_objects; 2029 $self->link_multipart_objects;
1828 $self->difficulty ($self->estimate_difficulty) 2030 $self->difficulty ($self->estimate_difficulty)
1829 unless $self->difficulty; 2031 unless $self->difficulty;
1830 Coro::cede; 2032 cf::cede_to_tick;
1831 2033
1832 unless ($self->{deny_activate}) { 2034 unless ($self->{deny_activate}) {
1833 $self->decay_objects; 2035 $self->decay_objects;
1834 $self->fix_auto_apply; 2036 $self->fix_auto_apply;
1835 $self->update_buttons; 2037 $self->update_buttons;
1836 Coro::cede; 2038 cf::cede_to_tick;
1837 $self->set_darkness_map;
1838 Coro::cede;
1839 $self->activate; 2039 $self->activate;
1840 } 2040 }
1841 2041
2042 $self->{last_save} = $cf::RUNTIME;
2043 $self->last_access ($cf::RUNTIME);
2044
1842 $self->in_memory (cf::MAP_IN_MEMORY); 2045 $self->in_memory (cf::MAP_ACTIVE);
1843 } 2046 }
1844 2047
1845 $self->post_load; 2048 $self->post_load;
1846} 2049}
1847 2050
… …
1856 2059
1857 $self 2060 $self
1858} 2061}
1859 2062
1860# find and load all maps in the 3x3 area around a map 2063# find and load all maps in the 3x3 area around a map
1861sub load_diag { 2064sub load_neighbours {
1862 my ($map) = @_; 2065 my ($map) = @_;
1863 2066
1864 my @diag; # diagonal neighbours 2067 my @neigh; # diagonal neighbours
1865 2068
1866 for (0 .. 3) { 2069 for (0 .. 3) {
1867 my $neigh = $map->tile_path ($_) 2070 my $neigh = $map->tile_path ($_)
1868 or next; 2071 or next;
1869 $neigh = find $neigh, $map 2072 $neigh = find $neigh, $map
1870 or next; 2073 or next;
1871 $neigh->load; 2074 $neigh->load;
1872 2075
2076 push @neigh,
1873 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2077 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1874 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2078 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1875 } 2079 }
1876 2080
1877 for (@diag) { 2081 for (grep defined $_->[0], @neigh) {
2082 my ($path, $origin) = @$_;
1878 my $neigh = find @$_ 2083 my $neigh = find $path, $origin
1879 or next; 2084 or next;
1880 $neigh->load; 2085 $neigh->load;
1881 } 2086 }
1882} 2087}
1883 2088
… …
1888} 2093}
1889 2094
1890sub do_load_sync { 2095sub do_load_sync {
1891 my ($map) = @_; 2096 my ($map) = @_;
1892 2097
2098 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2099 if $Coro::current == $Coro::main;
2100
1893 cf::sync_job { $map->load }; 2101 cf::sync_job { $map->load };
1894} 2102}
1895 2103
1896our %MAP_PREFETCH; 2104our %MAP_PREFETCH;
1897our $MAP_PREFETCHER = undef; 2105our $MAP_PREFETCHER = undef;
1898 2106
1899sub find_async { 2107sub find_async {
1900 my ($path, $origin) = @_; 2108 my ($path, $origin, $load) = @_;
1901 2109
1902 $path = normalise $path, $origin && $origin->{path}; 2110 $path = normalise $path, $origin && $origin->{path};
1903 2111
1904 if (my $map = $cf::MAP{$path}) { 2112 if (my $map = $cf::MAP{$path}) {
1905 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2113 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906 } 2114 }
1907 2115
1908 undef $MAP_PREFETCH{$path}; 2116 $MAP_PREFETCH{$path} |= $load;
2117
1909 $MAP_PREFETCHER ||= cf::async { 2118 $MAP_PREFETCHER ||= cf::async {
2119 $Coro::current->{desc} = "map prefetcher";
2120
1910 while (%MAP_PREFETCH) { 2121 while (%MAP_PREFETCH) {
1911 for my $path (keys %MAP_PREFETCH) { 2122 while (my ($k, $v) = each %MAP_PREFETCH) {
1912 my $map = find $path 2123 if (my $map = find $k) {
1913 or next;
1914 $map->load; 2124 $map->load if $v;
2125 }
1915 2126
1916 delete $MAP_PREFETCH{$path}; 2127 delete $MAP_PREFETCH{$k};
1917 } 2128 }
1918 } 2129 }
1919 undef $MAP_PREFETCHER; 2130 undef $MAP_PREFETCHER;
1920 }; 2131 };
1921 $MAP_PREFETCHER->prio (6); 2132 $MAP_PREFETCHER->prio (6);
… …
1924} 2135}
1925 2136
1926sub save { 2137sub save {
1927 my ($self) = @_; 2138 my ($self) = @_;
1928 2139
1929 my $lock = cf::lock_acquire "map_data:" . $self->path; 2140 my $lock = cf::lock_acquire "map_data:$self->{path}";
1930 2141
1931 $self->{last_save} = $cf::RUNTIME; 2142 $self->{last_save} = $cf::RUNTIME;
1932 2143
1933 return unless $self->dirty; 2144 return unless $self->dirty;
1934 2145
… …
1940 return if $self->{deny_save}; 2151 return if $self->{deny_save};
1941 2152
1942 local $self->{last_access} = $self->last_access;#d# 2153 local $self->{last_access} = $self->last_access;#d#
1943 2154
1944 cf::async { 2155 cf::async {
2156 $Coro::current->{desc} = "map player save";
1945 $_->contr->save for $self->players; 2157 $_->contr->save for $self->players;
1946 }; 2158 };
2159
2160 cf::get_slot 0.02;
1947 2161
1948 if ($uniq) { 2162 if ($uniq) {
1949 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2163 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2164 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1951 } else { 2165 } else {
… …
1957 my ($self) = @_; 2171 my ($self) = @_;
1958 2172
1959 # save first because save cedes 2173 # save first because save cedes
1960 $self->save; 2174 $self->save;
1961 2175
1962 my $lock = cf::lock_acquire "map_data:" . $self->path; 2176 my $lock = cf::lock_acquire "map_data:$self->{path}";
1963 2177
1964 return if $self->players; 2178 return if $self->players;
1965 return if $self->in_memory != cf::MAP_IN_MEMORY; 2179 return if $self->in_memory != cf::MAP_ACTIVE;
1966 return if $self->{deny_save}; 2180 return if $self->{deny_save};
1967 2181
2182 $self->in_memory (cf::MAP_SWAPPED);
2183
2184 $self->deactivate;
2185 $_->clear_links_to ($self) for values %cf::MAP;
1968 $self->clear; 2186 $self->clear;
1969 $self->in_memory (cf::MAP_SWAPPED);
1970} 2187}
1971 2188
1972sub reset_at { 2189sub reset_at {
1973 my ($self) = @_; 2190 my ($self) = @_;
1974 2191
… …
2006 if $uniq; 2223 if $uniq;
2007 } 2224 }
2008 2225
2009 delete $cf::MAP{$self->path}; 2226 delete $cf::MAP{$self->path};
2010 2227
2228 $self->deactivate;
2229 $_->clear_links_to ($self) for values %cf::MAP;
2011 $self->clear; 2230 $self->clear;
2012
2013 $_->clear_links_to ($self) for values %cf::MAP;
2014 2231
2015 $self->unlink_save; 2232 $self->unlink_save;
2016 $self->destroy; 2233 $self->destroy;
2017} 2234}
2018 2235
2019my $nuke_counter = "aaaa"; 2236my $nuke_counter = "aaaa";
2020 2237
2021sub nuke { 2238sub nuke {
2022 my ($self) = @_; 2239 my ($self) = @_;
2023 2240
2241 {
2242 my $lock = cf::lock_acquire "map_data:$self->{path}";
2243
2024 delete $cf::MAP{$self->path}; 2244 delete $cf::MAP{$self->path};
2025 2245
2026 $self->unlink_save; 2246 $self->unlink_save;
2027 2247
2028 bless $self, "cf::map"; 2248 bless $self, "cf::map";
2029 delete $self->{deny_reset}; 2249 delete $self->{deny_reset};
2030 $self->{deny_save} = 1; 2250 $self->{deny_save} = 1;
2031 $self->reset_timeout (1); 2251 $self->reset_timeout (1);
2032 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2252 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033 2253
2034 $cf::MAP{$self->path} = $self; 2254 $cf::MAP{$self->path} = $self;
2255 }
2035 2256
2036 $self->reset; # polite request, might not happen 2257 $self->reset; # polite request, might not happen
2037} 2258}
2038 2259
2039=item $maps = cf::map::tmp_maps 2260=item $maps = cf::map::tmp_maps
… …
2081 2302
2082sub unique_maps() { 2303sub unique_maps() {
2083 [ 2304 [
2084 map { 2305 map {
2085 utf8::decode $_; 2306 utf8::decode $_;
2086 /\.map$/ 2307 s/\.map$//; # TODO future compatibility hack
2308 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2309 ? ()
2087 ? normalise $_ 2310 : normalise $_
2088 : ()
2089 } @{ aio_readdir $UNIQUEDIR or [] } 2311 } @{ aio_readdir $UNIQUEDIR or [] }
2090 ] 2312 ]
2091} 2313}
2092 2314
2093package cf;
2094
2095=back 2315=back
2096 2316
2097=head3 cf::object 2317=head3 cf::object
2098 2318
2099=cut 2319=cut
… …
2102 2322
2103=over 4 2323=over 4
2104 2324
2105=item $ob->inv_recursive 2325=item $ob->inv_recursive
2106 2326
2107Returns the inventory of the object _and_ their inventories, recursively. 2327Returns the inventory of the object I<and> their inventories, recursively,
2328but I<not> the object itself.
2108 2329
2109=cut 2330=cut
2110 2331
2111sub inv_recursive_; 2332sub inv_recursive_;
2112sub inv_recursive_ { 2333sub inv_recursive_ {
… …
2115 2336
2116sub inv_recursive { 2337sub inv_recursive {
2117 inv_recursive_ inv $_[0] 2338 inv_recursive_ inv $_[0]
2118} 2339}
2119 2340
2341=item $ref = $ob->ref
2342
2343Creates and returns a persistent reference to an object that can be stored as a string.
2344
2345=item $ob = cf::object::deref ($refstring)
2346
2347returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2348even if the object actually exists. May block.
2349
2350=cut
2351
2352sub deref {
2353 my ($ref) = @_;
2354
2355 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2356 my ($uuid, $name) = ($1, $2);
2357 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2358 or return;
2359 $pl->ob->uuid eq $uuid
2360 or return;
2361
2362 $pl->ob
2363 } else {
2364 warn "$ref: cannot resolve object reference\n";
2365 undef
2366 }
2367}
2368
2120package cf; 2369package cf;
2121 2370
2122=back 2371=back
2123 2372
2124=head3 cf::object::player 2373=head3 cf::object::player
… …
2130Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2379Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131can be C<undef>. Does the right thing when the player is currently in a 2380can be C<undef>. Does the right thing when the player is currently in a
2132dialogue with the given NPC character. 2381dialogue with the given NPC character.
2133 2382
2134=cut 2383=cut
2384
2385our $SAY_CHANNEL = {
2386 id => "say",
2387 title => "Map",
2388 reply => "say ",
2389 tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
2390};
2391
2392our $CHAT_CHANNEL = {
2393 id => "chat",
2394 title => "Chat",
2395 reply => "chat ",
2396 tooltip => "Player chat and shouts, global to the server.",
2397};
2135 2398
2136# rough implementation of a future "reply" method that works 2399# rough implementation of a future "reply" method that works
2137# with dialog boxes. 2400# with dialog boxes.
2138#TODO: the first argument must go, split into a $npc->reply_to ( method 2401#TODO: the first argument must go, split into a $npc->reply_to ( method
2139sub cf::object::player::reply($$$;$) { 2402sub cf::object::player::reply($$$;$) {
… …
2146 2409
2147 } else { 2410 } else {
2148 my $pl = $self->contr; 2411 my $pl = $self->contr;
2149 2412
2150 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) { 2413 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151 my $diag = $pl->{npc_dialog}; 2414 my $dialog = $pl->{npc_dialog};
2152 $diag->{pl}->ext_reply ( 2415 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153 $diag->{id},
2154 msgtype => "reply",
2155 msg => $diag->{pl}->expand_cfpod ($msg),
2156 add_topics => []
2157 );
2158 2416
2159 } else { 2417 } else {
2160 $msg = $npc->name . " says: $msg" if $npc; 2418 $msg = $npc->name . " says: $msg" if $npc;
2161 $self->message ($msg, $flags); 2419 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162 } 2420 }
2163 } 2421 }
2422}
2423
2424=item $object->send_msg ($channel, $msg, $color, [extra...])
2425
2426=cut
2427
2428sub cf::object::send_msg {
2429 my $pl = shift->contr
2430 or return;
2431 $pl->send_msg (@_);
2164} 2432}
2165 2433
2166=item $player_object->may ("access") 2434=item $player_object->may ("access")
2167 2435
2168Returns wether the given player is authorized to access resource "access" 2436Returns wether the given player is authorized to access resource "access"
… …
2181 2449
2182=item $player_object->enter_link 2450=item $player_object->enter_link
2183 2451
2184Freezes the player and moves him/her to a special map (C<{link}>). 2452Freezes the player and moves him/her to a special map (C<{link}>).
2185 2453
2186The player should be reasonably safe there for short amounts of time. You 2454The player should be reasonably safe there for short amounts of time (e.g.
2187I<MUST> call C<leave_link> as soon as possible, though. 2455for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2456though, as the palyer cannot control the character while it is on the link
2457map.
2188 2458
2189Will never block. 2459Will never block.
2190 2460
2191=item $player_object->leave_link ($map, $x, $y) 2461=item $player_object->leave_link ($map, $x, $y)
2192 2462
… …
2247 # use -1 or undef as default coordinates, not 0, 0 2517 # use -1 or undef as default coordinates, not 0, 0
2248 ($x, $y) = ($map->enter_x, $map->enter_y) 2518 ($x, $y) = ($map->enter_x, $map->enter_y)
2249 if $x <=0 && $y <= 0; 2519 if $x <=0 && $y <= 0;
2250 2520
2251 $map->load; 2521 $map->load;
2252 $map->load_diag; 2522 $map->load_neighbours;
2253 2523
2254 return unless $self->contr->active; 2524 return unless $self->contr->active;
2525 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
2255 $self->activate_recursive; 2526 $self->activate_recursive;
2256 2527
2257 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2528 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258 $self->enter_map ($map, $x, $y); 2529 $self->enter_map ($map, $x, $y);
2259} 2530}
2260 2531
2261=item $player_object->goto ($path, $x, $y[, $check->($map)]) 2532=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262 2533
2263Moves the player to the given map-path and coordinates by first freezing 2534Moves the player to the given map-path and coordinates by first freezing
2264her, loading and preparing them map, calling the provided $check callback 2535her, loading and preparing them map, calling the provided $check callback
2265that has to return the map if sucecssful, and then unfreezes the player on 2536that has to return the map if sucecssful, and then unfreezes the player on
2266the new (success) or old (failed) map position. 2537the new (success) or old (failed) map position. In either case, $done will
2538be called at the end of this process.
2539
2540Note that $check will be called with a potentially non-loaded map, so if
2541it needs a loaded map it has to call C<< ->load >>.
2267 2542
2268=cut 2543=cut
2269 2544
2270our $GOTOGEN; 2545our $GOTOGEN;
2271 2546
2272sub cf::object::player::goto { 2547sub cf::object::player::goto {
2273 my ($self, $path, $x, $y, $check) = @_; 2548 my ($self, $path, $x, $y, $check, $done) = @_;
2274 2549
2275 # do generation counting so two concurrent goto's will be executed in-order 2550 # do generation counting so two concurrent goto's will be executed in-order
2276 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2551 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277 2552
2278 $self->enter_link; 2553 $self->enter_link;
2279 2554
2280 (async { 2555 (async {
2556 $Coro::current->{desc} = "player::goto $path $x $y";
2557
2558 # *tag paths override both path and x|y
2559 if ($path =~ /^\*(.*)$/) {
2560 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2561 my $ob = $obs[rand @obs];
2562
2563 # see if we actually can go there
2564 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2565 $ob = $obs[rand @obs];
2566 } else {
2567 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2568 }
2569 # else put us there anyways for now #d#
2570
2571 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2572 } else {
2573 ($path, $x, $y) = (undef, undef, undef);
2574 }
2575 }
2576
2281 my $map = eval { 2577 my $map = eval {
2282 my $map = cf::map::find $path; 2578 my $map = defined $path ? cf::map::find $path : undef;
2283 2579
2284 if ($map) { 2580 if ($map) {
2285 $map = $map->customise_for ($self); 2581 $map = $map->customise_for ($self);
2286 $map = $check->($map) if $check && $map; 2582 $map = $check->($map) if $check && $map;
2287 } else { 2583 } else {
2288 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2584 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289 } 2585 }
2290 2586
2291 $map 2587 $map
2292 }; 2588 };
2293 2589
… …
2298 2594
2299 if ($gen == $self->{_goto_generation}) { 2595 if ($gen == $self->{_goto_generation}) {
2300 delete $self->{_goto_generation}; 2596 delete $self->{_goto_generation};
2301 $self->leave_link ($map, $x, $y); 2597 $self->leave_link ($map, $x, $y);
2302 } 2598 }
2599
2600 $done->() if $done;
2303 })->prio (1); 2601 })->prio (1);
2304} 2602}
2305 2603
2306=item $player_object->enter_exit ($exit_object) 2604=item $player_object->enter_exit ($exit_object)
2307 2605
… …
2327} 2625}
2328 2626
2329sub prepare_random_map { 2627sub prepare_random_map {
2330 my ($exit) = @_; 2628 my ($exit) = @_;
2331 2629
2332 my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334 # all this does is basically replace the /! path by 2630 # all this does is basically replace the /! path by
2335 # a new random map path (?random/...) with a seed 2631 # a new random map path (?random/...) with a seed
2336 # that depends on the exit object 2632 # that depends on the exit object
2337 2633
2338 my $rmp = parse_random_map_params $exit->msg; 2634 my $rmp = parse_random_map_params $exit->msg;
… …
2340 if ($exit->map) { 2636 if ($exit->map) {
2341 $rmp->{region} = $exit->region->name; 2637 $rmp->{region} = $exit->region->name;
2342 $rmp->{origin_map} = $exit->map->path; 2638 $rmp->{origin_map} = $exit->map->path;
2343 $rmp->{origin_x} = $exit->x; 2639 $rmp->{origin_x} = $exit->x;
2344 $rmp->{origin_y} = $exit->y; 2640 $rmp->{origin_y} = $exit->y;
2641
2642 $exit->map->touch;
2345 } 2643 }
2346 2644
2347 $rmp->{random_seed} ||= $exit->random_seed; 2645 $rmp->{random_seed} ||= $exit->random_seed;
2348 2646
2349 my $data = cf::to_json $rmp; 2647 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350 my $md5 = Digest::MD5::md5_hex $data; 2648 my $md5 = Digest::MD5::md5_hex $data;
2351 my $meta = "$RANDOMDIR/$md5.meta"; 2649 my $meta = "$RANDOMDIR/$md5.meta";
2352 2650
2353 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2651 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354 aio_write $fh, 0, (length $data), $data, 0; 2652 aio_write $fh, 0, (length $data), $data, 0;
2355 undef $fh; 2653 undef $fh;
2356 aio_rename "$meta~", $meta; 2654 aio_rename "$meta~", $meta;
2357 2655
2656 my $slaying = "?random/$md5";
2657
2658 if ($exit->valid) {
2358 $exit->slaying ("?random/$md5"); 2659 $exit->slaying ("?random/$md5");
2359 $exit->msg (undef); 2660 $exit->msg (undef);
2661 }
2360 } 2662 }
2361} 2663}
2362 2664
2363sub cf::object::player::enter_exit { 2665sub cf::object::player::enter_exit {
2364 my ($self, $exit) = @_; 2666 my ($self, $exit) = @_;
2365 2667
2366 return unless $self->type == cf::PLAYER; 2668 return unless $self->type == cf::PLAYER;
2367 2669
2368 if ($exit->slaying eq "/!") {
2369 #TODO: this should de-fi-ni-te-ly not be a sync-job
2370 # the problem is that $exit might not survive long enough
2371 # so it needs to be done right now, right here
2372 cf::sync_job { prepare_random_map $exit };
2373 }
2374
2375 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376 my $hp = $exit->stats->hp;
2377 my $sp = $exit->stats->sp;
2378
2379 $self->enter_link; 2670 $self->enter_link;
2380 2671
2381 # if exit is damned, update players death & WoR home-position
2382 $self->contr->savebed ($slaying, $hp, $sp)
2383 if $exit->flag (FLAG_DAMNED);
2384
2385 (async { 2672 (async {
2386 $self->deactivate_recursive; # just to be sure 2673 $Coro::current->{desc} = "enter_exit";
2674
2387 unless (eval { 2675 unless (eval {
2676 $self->deactivate_recursive; # just to be sure
2677
2678 # random map handling
2679 {
2680 my $guard = cf::lock_acquire "exit_prepare:$exit";
2681
2682 prepare_random_map $exit
2683 if $exit->slaying eq "/!";
2684 }
2685
2686 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2687 my $x = $exit->stats->hp;
2688 my $y = $exit->stats->sp;
2689
2388 $self->goto ($slaying, $hp, $sp); 2690 $self->goto ($map, $x, $y);
2389 2691
2692 # if exit is damned, update players death & WoR home-position
2693 $self->contr->savebed ($map, $x, $y)
2694 if $exit->flag (cf::FLAG_DAMNED);
2695
2390 1; 2696 1
2391 }) { 2697 }) {
2392 $self->message ("Something went wrong deep within the crossfire server. " 2698 $self->message ("Something went wrong deep within the deliantra server. "
2393 . "I'll try to bring you back to the map you were before. " 2699 . "I'll try to bring you back to the map you were before. "
2394 . "Please report this to the dungeon master!", 2700 . "Please report this to the dungeon master!",
2395 cf::NDI_UNIQUE | cf::NDI_RED); 2701 cf::NDI_UNIQUE | cf::NDI_RED);
2396 2702
2397 warn "ERROR in enter_exit: $@"; 2703 warn "ERROR in enter_exit: $@";
… …
2416 2722
2417 utf8::encode $text; 2723 utf8::encode $text;
2418 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2724 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419} 2725}
2420 2726
2421=item $client->send_msg ($color, $type, $msg, [extra...]) 2727=item $client->send_msg ($channel, $msg, $color, [extra...])
2422 2728
2423Send a drawinfo or msg packet to the client, formatting the msg for the 2729Send a drawinfo or msg packet to the client, formatting the msg for the
2424client if neccessary. C<$type> should be a string identifying the type of 2730client if neccessary. C<$type> should be a string identifying the type of
2425the message, with C<log> being the default. If C<$color> is negative, suppress 2731the message, with C<log> being the default. If C<$color> is negative, suppress
2426the message unless the client supports the msg packet. 2732the message unless the client supports the msg packet.
2427 2733
2428=cut 2734=cut
2429 2735
2736# non-persistent channels (usually the info channel)
2737our %CHANNEL = (
2738 "c/identify" => {
2739 id => "infobox",
2740 title => "Identify",
2741 reply => undef,
2742 tooltip => "Items recently identified",
2743 },
2744 "c/examine" => {
2745 id => "infobox",
2746 title => "Examine",
2747 reply => undef,
2748 tooltip => "Signs and other items you examined",
2749 },
2750 "c/book" => {
2751 id => "infobox",
2752 title => "Book",
2753 reply => undef,
2754 tooltip => "The contents of a note or book",
2755 },
2756 "c/lookat" => {
2757 id => "infobox",
2758 title => "Look",
2759 reply => undef,
2760 tooltip => "What you saw there",
2761 },
2762 "c/who" => {
2763 id => "infobox",
2764 title => "Players",
2765 reply => undef,
2766 tooltip => "Shows players who are currently online",
2767 },
2768 "c/body" => {
2769 id => "infobox",
2770 title => "Body Parts",
2771 reply => undef,
2772 tooltip => "Shows which body parts you posess and are available",
2773 },
2774 "c/skills" => {
2775 id => "infobox",
2776 title => "Skills",
2777 reply => undef,
2778 tooltip => "Shows your experience per skill and item power",
2779 },
2780 "c/uptime" => {
2781 id => "infobox",
2782 title => "Uptime",
2783 reply => undef,
2784 tooltip => "How long the server has been running since last restart",
2785 },
2786 "c/mapinfo" => {
2787 id => "infobox",
2788 title => "Map Info",
2789 reply => undef,
2790 tooltip => "Information related to the maps",
2791 },
2792 "c/party" => {
2793 id => "party",
2794 title => "Party",
2795 reply => "gsay ",
2796 tooltip => "Messages and chat related to your party",
2797 },
2798 "c/death" => {
2799 id => "death",
2800 title => "Death",
2801 reply => undef,
2802 tooltip => "Reason for and more info about your most recent death",
2803 },
2804 "c/say" => $SAY_CHANNEL,
2805 "c/chat" => $CHAT_CHANNEL,
2806);
2807
2430sub cf::client::send_msg { 2808sub cf::client::send_msg {
2431 my ($self, $color, $type, $msg, @extra) = @_; 2809 my ($self, $channel, $msg, $color, @extra) = @_;
2432 2810
2433 $msg = $self->pl->expand_cfpod ($msg); 2811 $msg = $self->pl->expand_cfpod ($msg)
2812 unless $color & cf::NDI_VERBATIM;
2813
2814 $color &= cf::NDI_CLIENT_MASK; # just in case...
2815
2816 # check predefined channels, for the benefit of C
2817 if ($CHANNEL{$channel}) {
2818 $channel = $CHANNEL{$channel};
2819
2820 $self->ext_msg (channel_info => $channel);
2821 $channel = $channel->{id};
2822
2823 } elsif (ref $channel) {
2824 # send meta info to client, if not yet sent
2825 unless (exists $self->{channel}{$channel->{id}}) {
2826 $self->{channel}{$channel->{id}} = $channel;
2827 $self->ext_msg (channel_info => $channel);
2828 }
2829
2830 $channel = $channel->{id};
2831 }
2434 2832
2435 return unless @extra || length $msg; 2833 return unless @extra || length $msg;
2436 2834
2437 if ($self->can_msg) { 2835 # default colour, mask it out
2438 $self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra])); 2836 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439 } else { 2837 if $color & cf::NDI_DEF;
2440 # replace some tags by gcfclient-compatible ones
2441 for ($msg) {
2442 1 while
2443 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448 }
2449 2838
2450 if ($color >= 0) { 2839 my $pkt = "msg "
2451 if (0 && $msg =~ /\[/) { 2840 . $self->{json_coder}->encode (
2452 $self->send_packet ("drawextinfo $color 4 0 $msg") 2841 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453 } else { 2842 );
2454 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455 $self->send_packet ("drawinfo $color $msg")
2456 }
2457 }
2458 }
2459}
2460 2843
2844 # try lzf for large packets
2845 $pkt = "lzf " . Compress::LZF::compress $pkt
2846 if 1024 <= length $pkt and $self->{can_lzf};
2847
2848 # split very large packets
2849 if (8192 < length $pkt and $self->{can_lzf}) {
2850 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2851 $pkt = "frag";
2852 }
2853
2854 $self->send_packet ($pkt);
2855}
2856
2461=item $client->ext_event ($type, %msg) 2857=item $client->ext_msg ($type, @msg)
2462 2858
2463Sends an ext event to the client. 2859Sends an ext event to the client.
2464 2860
2465=cut 2861=cut
2466 2862
2467sub cf::client::ext_event($$%) { 2863sub cf::client::ext_msg($$@) {
2468 my ($self, $type, %msg) = @_; 2864 my ($self, $type, @msg) = @_;
2469 2865
2866 if ($self->extcmd == 2) {
2867 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2868 } elsif ($self->extcmd == 1) { # TODO: remove
2470 $msg{msgtype} = "event_$type"; 2869 push @msg, msgtype => "event_$type";
2471 $self->send_packet ("ext " . $self->{json_coder}->encode (\%msg)); 2870 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2871 }
2872}
2873
2874=item $client->ext_reply ($msgid, @msg)
2875
2876Sends an ext reply to the client.
2877
2878=cut
2879
2880sub cf::client::ext_reply($$@) {
2881 my ($self, $id, @msg) = @_;
2882
2883 if ($self->extcmd == 2) {
2884 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2885 } elsif ($self->extcmd == 1) {
2886 #TODO: version 1, remove
2887 unshift @msg, msgtype => "reply", msgid => $id;
2888 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2889 }
2472} 2890}
2473 2891
2474=item $success = $client->query ($flags, "text", \&cb) 2892=item $success = $client->query ($flags, "text", \&cb)
2475 2893
2476Queues a query to the client, calling the given callback with 2894Queues a query to the client, calling the given callback with
… …
2531 my ($ns, $buf) = @_; 2949 my ($ns, $buf) = @_;
2532 2950
2533 my $msg = eval { $ns->{json_coder}->decode ($buf) }; 2951 my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534 2952
2535 if (ref $msg) { 2953 if (ref $msg) {
2954 my ($type, $reply, @payload) =
2955 "ARRAY" eq ref $msg
2956 ? @$msg
2957 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2958
2959 my @reply;
2960
2536 if (my $cb = $EXTICMD{$msg->{msgtype}}) { 2961 if (my $cb = $EXTICMD{$type}) {
2537 if (my %reply = $cb->($ns, $msg)) { 2962 @reply = $cb->($ns, @payload);
2538 $reply{msgid} = $msg->{msgid};
2539 $ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540 }
2541 } 2963 }
2964
2965 $ns->ext_reply ($reply, @reply)
2966 if $reply;
2967
2542 } else { 2968 } else {
2543 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 2969 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544 } 2970 }
2545 2971
2546 cf::override; 2972 cf::override;
… …
2593our $safe = new Safe "safe"; 3019our $safe = new Safe "safe";
2594our $safe_hole = new Safe::Hole; 3020our $safe_hole = new Safe::Hole;
2595 3021
2596$SIG{FPE} = 'IGNORE'; 3022$SIG{FPE} = 'IGNORE';
2597 3023
2598$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3024$safe->permit_only (Opcode::opset qw(
3025 :base_core :base_mem :base_orig :base_math
3026 grepstart grepwhile mapstart mapwhile
3027 sort time
3028));
2599 3029
2600# here we export the classes and methods available to script code 3030# here we export the classes and methods available to script code
2601 3031
2602=pod 3032=pod
2603 3033
2604The following functions and methods are available within a safe environment: 3034The following functions and methods are available within a safe environment:
2605 3035
2606 cf::object 3036 cf::object
2607 contr pay_amount pay_player map x y force_find force_add 3037 contr pay_amount pay_player map x y force_find force_add destroy
2608 insert remove 3038 insert remove name archname title slaying race decrease split
2609 3039
2610 cf::object::player 3040 cf::object::player
2611 player 3041 player
2612 3042
2613 cf::player 3043 cf::player
… …
2618 3048
2619=cut 3049=cut
2620 3050
2621for ( 3051for (
2622 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3052 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623 insert remove)], 3053 insert remove inv nrof name archname title slaying race
3054 decrease split destroy change_exp)],
2624 ["cf::object::player" => qw(player)], 3055 ["cf::object::player" => qw(player)],
2625 ["cf::player" => qw(peaceful)], 3056 ["cf::player" => qw(peaceful)],
2626 ["cf::map" => qw(trigger)], 3057 ["cf::map" => qw(trigger)],
2627) { 3058) {
2628 no strict 'refs'; 3059 no strict 'refs';
… …
2704# the server's init and main functions 3135# the server's init and main functions
2705 3136
2706sub load_facedata($) { 3137sub load_facedata($) {
2707 my ($path) = @_; 3138 my ($path) = @_;
2708 3139
3140 # HACK to clear player env face cache, we need some signal framework
3141 # for this (global event?)
3142 %ext::player_env::MUSIC_FACE_CACHE = ();
3143
3144 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3145
2709 warn "loading facedata from $path\n"; 3146 warn "loading facedata from $path\n";
2710 3147
2711 my $facedata; 3148 my $facedata;
2712 0 < aio_load $path, $facedata 3149 0 < aio_load $path, $facedata
2713 or die "$path: $!"; 3150 or die "$path: $!";
… …
2715 $facedata = Coro::Storable::thaw $facedata; 3152 $facedata = Coro::Storable::thaw $facedata;
2716 3153
2717 $facedata->{version} == 2 3154 $facedata->{version} == 2
2718 or cf::cleanup "$path: version mismatch, cannot proceed."; 3155 or cf::cleanup "$path: version mismatch, cannot proceed.";
2719 3156
3157 # patch in the exptable
3158 $facedata->{resource}{"res/exp_table"} = {
3159 type => FT_RSRC,
3160 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3161 };
3162 cf::cede_to_tick;
3163
2720 { 3164 {
2721 my $faces = $facedata->{faceinfo}; 3165 my $faces = $facedata->{faceinfo};
2722 3166
2723 while (my ($face, $info) = each %$faces) { 3167 while (my ($face, $info) = each %$faces) {
2724 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3168 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3169
2725 cf::face::set_visibility $idx, $info->{visibility}; 3170 cf::face::set_visibility $idx, $info->{visibility};
2726 cf::face::set_magicmap $idx, $info->{magicmap}; 3171 cf::face::set_magicmap $idx, $info->{magicmap};
2727 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3172 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2728 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3173 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2729 3174
2730 cf::cede_to_tick; 3175 cf::cede_to_tick;
2731 } 3176 }
2732 3177
2733 while (my ($face, $info) = each %$faces) { 3178 while (my ($face, $info) = each %$faces) {
2734 next unless $info->{smooth}; 3179 next unless $info->{smooth};
3180
2735 my $idx = cf::face::find $face 3181 my $idx = cf::face::find $face
2736 or next; 3182 or next;
3183
2737 if (my $smooth = cf::face::find $info->{smooth}) { 3184 if (my $smooth = cf::face::find $info->{smooth}) {
2738 cf::face::set_smooth $idx, $smooth; 3185 cf::face::set_smooth $idx, $smooth;
2739 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3186 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2740 } else { 3187 } else {
2741 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3188 warn "smooth face '$info->{smooth}' not found for face '$face'";
… …
2758 3205
2759 { 3206 {
2760 # TODO: for gcfclient pleasure, we should give resources 3207 # TODO: for gcfclient pleasure, we should give resources
2761 # that gcfclient doesn't grok a >10000 face index. 3208 # that gcfclient doesn't grok a >10000 face index.
2762 my $res = $facedata->{resource}; 3209 my $res = $facedata->{resource};
2763 my $enc = JSON::XS->new->utf8->canonical;
2764 3210
2765 while (my ($name, $info) = each %$res) { 3211 while (my ($name, $info) = each %$res) {
2766 my $meta = $enc->encode ({ 3212 if (defined $info->{type}) {
2767 name => $name,
2768 type => $info->{type},
2769 copyright => $info->{copyright}, #TODO#
2770 });
2771 my $data = pack "(w/a*)*", $meta, $info->{data};
2772 my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3213 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3214 my $data;
3215
3216 if ($info->{type} & 1) {
3217 # prepend meta info
3218
3219 my $meta = $enc->encode ({
3220 name => $name,
3221 %{ $info->{meta} || {} },
3222 });
3223
3224 $data = pack "(w/a*)*", $meta, $info->{data};
3225 } else {
3226 $data = $info->{data};
3227 }
3228
3229 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2775 cf::face::set_type $idx, 1; 3230 cf::face::set_type $idx, $info->{type};
2776 cf::face::set_data $idx, 0, $data, $chk; 3231 } else {
3232 $RESOURCE{$name} = $info;
3233 }
2777 3234
2778 cf::cede_to_tick; 3235 cf::cede_to_tick;
2779 } 3236 }
2780 } 3237 }
2781 3238
3239 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3240
2782 1 3241 1
2783} 3242}
2784 3243
3244cf::global->attach (on_resource_update => sub {
3245 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3246 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3247
3248 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3249 my $sound = $soundconf->{compat}[$_]
3250 or next;
3251
3252 my $face = cf::face::find "sound/$sound->[1]";
3253 cf::sound::set $sound->[0] => $face;
3254 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3255 }
3256
3257 while (my ($k, $v) = each %{$soundconf->{event}}) {
3258 my $face = cf::face::find "sound/$v";
3259 cf::sound::set $k => $face;
3260 }
3261 }
3262});
3263
3264register_exticmd fx_want => sub {
3265 my ($ns, $want) = @_;
3266
3267 while (my ($k, $v) = each %$want) {
3268 $ns->fx_want ($k, $v);
3269 }
3270};
3271
3272sub load_resource_file($) {
3273 my $guard = lock_acquire "load_resource_file";
3274
3275 my $status = load_resource_file_ $_[0];
3276 get_slot 0.1, 100;
3277 cf::arch::commit_load;
3278
3279 $status
3280}
3281
2785sub reload_regions { 3282sub reload_regions {
3283 # HACK to clear player env face cache, we need some signal framework
3284 # for this (global event?)
3285 %ext::player_env::MUSIC_FACE_CACHE = ();
3286
2786 load_resource_file "$MAPDIR/regions" 3287 load_resource_file "$MAPDIR/regions"
2787 or die "unable to load regions file\n"; 3288 or die "unable to load regions file\n";
2788 3289
2789 for (cf::region::list) { 3290 for (cf::region::list) {
2790 $_->{match} = qr/$_->{match}/ 3291 $_->{match} = qr/$_->{match}/
… …
2798} 3299}
2799 3300
2800sub reload_archetypes { 3301sub reload_archetypes {
2801 load_resource_file "$DATADIR/archetypes" 3302 load_resource_file "$DATADIR/archetypes"
2802 or die "unable to load archetypes\n"; 3303 or die "unable to load archetypes\n";
2803 #d# NEED to laod twice to resolve forward references
2804 # this really needs to be done in an extra post-pass
2805 # (which needs to be synchronous, so solve it differently)
2806 load_resource_file "$DATADIR/archetypes"
2807 or die "unable to load archetypes\n";
2808} 3304}
2809 3305
2810sub reload_treasures { 3306sub reload_treasures {
2811 load_resource_file "$DATADIR/treasures" 3307 load_resource_file "$DATADIR/treasures"
2812 or die "unable to load treasurelists\n"; 3308 or die "unable to load treasurelists\n";
2813} 3309}
2814 3310
2815sub reload_resources { 3311sub reload_resources {
2816 warn "reloading resource files...\n"; 3312 warn "reloading resource files...\n";
2817 3313
3314 reload_facedata;
3315 reload_archetypes;
2818 reload_regions; 3316 reload_regions;
2819 reload_facedata;
2820 #reload_archetypes;#d#
2821 reload_archetypes;
2822 reload_treasures; 3317 reload_treasures;
2823 3318
2824 warn "finished reloading resource files\n"; 3319 warn "finished reloading resource files\n";
2825} 3320}
2826 3321
2827sub init { 3322sub reload_config {
2828 reload_resources;
2829}
2830
2831sub cfg_load {
2832 open my $fh, "<:utf8", "$CONFDIR/config" 3323 open my $fh, "<:utf8", "$CONFDIR/config"
2833 or return; 3324 or return;
2834 3325
2835 local $/; 3326 local $/;
2836 *CFG = YAML::Syck::Load <$fh>; 3327 *CFG = YAML::Load <$fh>;
2837 3328
2838 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3329 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2839 3330
2840 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3331 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2841 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3332 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
… …
2847 }; 3338 };
2848 warn $@ if $@; 3339 warn $@ if $@;
2849 } 3340 }
2850} 3341}
2851 3342
3343sub pidfile() {
3344 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3345 or die "$PIDFILE: $!";
3346 flock $fh, &Fcntl::LOCK_EX
3347 or die "$PIDFILE: flock: $!";
3348 $fh
3349}
3350
3351# make sure only one server instance is running at any one time
3352sub atomic {
3353 my $fh = pidfile;
3354
3355 my $pid = <$fh>;
3356 kill 9, $pid if $pid > 0;
3357
3358 seek $fh, 0, 0;
3359 print $fh $$;
3360}
3361
2852sub main { 3362sub main {
3363 cf::init_globals; # initialise logging
3364
3365 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3366 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3367 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3368 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3369
3370 cf::init_experience;
3371 cf::init_anim;
3372 cf::init_attackmess;
3373 cf::init_dynamic;
3374
3375 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3376
2853 # we must not ever block the main coroutine 3377 # we must not ever block the main coroutine
2854 local $Coro::idle = sub { 3378 local $Coro::idle = sub {
2855 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3379 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2856 (async { 3380 (async {
2857 Event::one_event; 3381 $Coro::current->{desc} = "IDLE BUG HANDLER";
3382 EV::loop EV::LOOP_ONESHOT;
2858 })->prio (Coro::PRIO_MAX); 3383 })->prio (Coro::PRIO_MAX);
2859 }; 3384 };
2860 3385
2861 cfg_load; 3386 evthread_start IO::AIO::poll_fileno;
3387
3388 cf::sync_job {
3389 reload_resources;
3390 reload_config;
2862 db_init; 3391 db_init;
3392
3393 cf::load_settings;
3394 cf::load_materials;
3395 cf::init_uuid;
3396 cf::init_signals;
3397 cf::init_commands;
3398 cf::init_skills;
3399
3400 cf::init_beforeplay;
3401
3402 atomic;
3403
2863 load_extensions; 3404 load_extensions;
2864 3405
2865 $TICK_WATCHER->start; 3406 utime time, time, $RUNTIMEFILE;
3407
3408 # no (long-running) fork's whatsoever before this point(!)
3409 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3410
3411 (pop @POST_INIT)->(0) while @POST_INIT;
3412 };
3413
2866 Event::loop; 3414 EV::loop;
2867} 3415}
2868 3416
2869############################################################################# 3417#############################################################################
2870# initialisation and cleanup 3418# initialisation and cleanup
2871 3419
2872# install some emergency cleanup handlers 3420# install some emergency cleanup handlers
2873BEGIN { 3421BEGIN {
3422 our %SIGWATCHER = ();
2874 for my $signal (qw(INT HUP TERM)) { 3423 for my $signal (qw(INT HUP TERM)) {
2875 Event->signal ( 3424 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2876 reentrant => 0,
2877 data => WF_AUTOCANCEL,
2878 signal => $signal,
2879 prio => 0,
2880 cb => sub {
2881 cf::cleanup "SIG$signal"; 3425 cf::cleanup "SIG$signal";
2882 },
2883 ); 3426 };
2884 } 3427 }
2885} 3428}
2886 3429
2887sub write_runtime { 3430sub write_runtime_sync {
2888 my $runtime = "$LOCALDIR/runtime";
2889
2890 # first touch the runtime file to show we are still running: 3431 # first touch the runtime file to show we are still running:
2891 # the fsync below can take a very very long time. 3432 # the fsync below can take a very very long time.
2892 3433
2893 IO::AIO::aio_utime $runtime, undef, undef; 3434 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2894 3435
2895 my $guard = cf::lock_acquire "write_runtime"; 3436 my $guard = cf::lock_acquire "write_runtime";
2896 3437
2897 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3438 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2898 or return; 3439 or return;
2899 3440
2900 my $value = $cf::RUNTIME + 90 + 10; 3441 my $value = $cf::RUNTIME + 90 + 10;
2901 # 10 is the runtime save interval, for a monotonic clock 3442 # 10 is the runtime save interval, for a monotonic clock
2902 # 60 allows for the watchdog to kill the server. 3443 # 60 allows for the watchdog to kill the server.
… …
2912 aio_utime $fh, undef, undef; 3453 aio_utime $fh, undef, undef;
2913 3454
2914 close $fh 3455 close $fh
2915 or return; 3456 or return;
2916 3457
2917 aio_rename "$runtime~", $runtime 3458 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2918 and return; 3459 and return;
2919 3460
2920 warn "runtime file written.\n"; 3461 warn "runtime file written.\n";
2921 3462
2922 1 3463 1
3464}
3465
3466our $uuid_lock;
3467our $uuid_skip;
3468
3469sub write_uuid_sync($) {
3470 $uuid_skip ||= $_[0];
3471
3472 return if $uuid_lock;
3473 local $uuid_lock = 1;
3474
3475 my $uuid = "$LOCALDIR/uuid";
3476
3477 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3478 or return;
3479
3480 my $value = uuid_seq uuid_cur;
3481
3482 unless ($value) {
3483 warn "cowardly refusing to write zero uuid value!\n";
3484 return;
3485 }
3486
3487 my $value = uuid_str $value + $uuid_skip;
3488 $uuid_skip = 0;
3489
3490 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3491 and return;
3492
3493 # always fsync - this file is important
3494 aio_fsync $fh
3495 and return;
3496
3497 close $fh
3498 or return;
3499
3500 aio_rename "$uuid~", $uuid
3501 and return;
3502
3503 warn "uuid file written ($value).\n";
3504
3505 1
3506
3507}
3508
3509sub write_uuid($$) {
3510 my ($skip, $sync) = @_;
3511
3512 $sync ? write_uuid_sync $skip
3513 : async { write_uuid_sync $skip };
2923} 3514}
2924 3515
2925sub emergency_save() { 3516sub emergency_save() {
2926 my $freeze_guard = cf::freeze_mainloop; 3517 my $freeze_guard = cf::freeze_mainloop;
2927 3518
2928 warn "enter emergency perl save\n"; 3519 warn "emergency_perl_save: enter\n";
2929 3520
2930 cf::sync_job { 3521 cf::sync_job {
3522 # this is a trade-off: we want to be very quick here, so
3523 # save all maps without fsync, and later call a global sync
3524 # (which in turn might be very very slow)
3525 local $USE_FSYNC = 0;
3526
2931 # use a peculiar iteration method to avoid tripping on perl 3527 # use a peculiar iteration method to avoid tripping on perl
2932 # refcount bugs in for. also avoids problems with players 3528 # refcount bugs in for. also avoids problems with players
2933 # and maps saved/destroyed asynchronously. 3529 # and maps saved/destroyed asynchronously.
2934 warn "begin emergency player save\n"; 3530 warn "emergency_perl_save: begin player save\n";
2935 for my $login (keys %cf::PLAYER) { 3531 for my $login (keys %cf::PLAYER) {
2936 my $pl = $cf::PLAYER{$login} or next; 3532 my $pl = $cf::PLAYER{$login} or next;
2937 $pl->valid or next; 3533 $pl->valid or next;
3534 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2938 $pl->save; 3535 $pl->save;
2939 } 3536 }
2940 warn "end emergency player save\n"; 3537 warn "emergency_perl_save: end player save\n";
2941 3538
2942 warn "begin emergency map save\n"; 3539 warn "emergency_perl_save: begin map save\n";
2943 for my $path (keys %cf::MAP) { 3540 for my $path (keys %cf::MAP) {
2944 my $map = $cf::MAP{$path} or next; 3541 my $map = $cf::MAP{$path} or next;
2945 $map->valid or next; 3542 $map->valid or next;
2946 $map->save; 3543 $map->save;
2947 } 3544 }
2948 warn "end emergency map save\n"; 3545 warn "emergency_perl_save: end map save\n";
2949 3546
2950 warn "begin emergency database checkpoint\n"; 3547 warn "emergency_perl_save: begin database checkpoint\n";
2951 BDB::db_env_txn_checkpoint $DB_ENV; 3548 BDB::db_env_txn_checkpoint $DB_ENV;
2952 warn "end emergency database checkpoint\n"; 3549 warn "emergency_perl_save: end database checkpoint\n";
3550
3551 warn "emergency_perl_save: begin write uuid\n";
3552 write_uuid_sync 1;
3553 warn "emergency_perl_save: end write uuid\n";
2953 }; 3554 };
2954 3555
3556 warn "emergency_perl_save: starting sync()\n";
3557 IO::AIO::aio_sync sub {
3558 warn "emergency_perl_save: finished sync()\n";
3559 };
3560
2955 warn "leave emergency perl save\n"; 3561 warn "emergency_perl_save: leave\n";
2956} 3562}
2957 3563
2958sub post_cleanup { 3564sub post_cleanup {
2959 my ($make_core) = @_; 3565 my ($make_core) = @_;
2960 3566
2961 warn Carp::longmess "post_cleanup backtrace" 3567 warn Carp::longmess "post_cleanup backtrace"
2962 if $make_core; 3568 if $make_core;
3569
3570 my $fh = pidfile;
3571 unlink $PIDFILE if <$fh> == $$;
3572}
3573
3574# a safer delete_package, copied from Symbol
3575sub clear_package($) {
3576 my $pkg = shift;
3577
3578 # expand to full symbol table name if needed
3579 unless ($pkg =~ /^main::.*::$/) {
3580 $pkg = "main$pkg" if $pkg =~ /^::/;
3581 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3582 $pkg .= '::' unless $pkg =~ /::$/;
3583 }
3584
3585 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3586 my $stem_symtab = *{$stem}{HASH};
3587
3588 defined $stem_symtab and exists $stem_symtab->{$leaf}
3589 or return;
3590
3591 # clear all symbols
3592 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3593 for my $name (keys %$leaf_symtab) {
3594 _gv_clear *{"$pkg$name"};
3595# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3596 }
3597 warn "cleared package $pkg\n";#d#
2963} 3598}
2964 3599
2965sub do_reload_perl() { 3600sub do_reload_perl() {
2966 # can/must only be called in main 3601 # can/must only be called in main
2967 if ($Coro::current != $Coro::main) { 3602 if ($Coro::current != $Coro::main) {
2968 warn "can only reload from main coroutine"; 3603 warn "can only reload from main coroutine";
2969 return; 3604 return;
2970 } 3605 }
2971 3606
3607 return if $RELOAD++;
3608
3609 my $t1 = EV::time;
3610
3611 while ($RELOAD) {
2972 warn "reloading..."; 3612 warn "reloading...";
2973 3613
2974 warn "entering sync_job"; 3614 warn "entering sync_job";
2975 3615
2976 cf::sync_job { 3616 cf::sync_job {
2977 cf::write_runtime; # external watchdog should not bark 3617 cf::write_runtime_sync; # external watchdog should not bark
2978 cf::emergency_save; 3618 cf::emergency_save;
2979 cf::write_runtime; # external watchdog should not bark 3619 cf::write_runtime_sync; # external watchdog should not bark
2980 3620
2981 warn "syncing database to disk"; 3621 warn "syncing database to disk";
2982 BDB::db_env_txn_checkpoint $DB_ENV; 3622 BDB::db_env_txn_checkpoint $DB_ENV;
2983 3623
2984 # if anything goes wrong in here, we should simply crash as we already saved 3624 # if anything goes wrong in here, we should simply crash as we already saved
2985 3625
2986 warn "cancelling all WF_AUTOCANCEL watchers";
2987 for (Event::all_watchers) {
2988 $_->cancel if $_->data & WF_AUTOCANCEL;
2989 }
2990
2991 warn "flushing outstanding aio requests"; 3626 warn "flushing outstanding aio requests";
2992 for (;;) {
2993 BDB::flush;
2994 IO::AIO::flush;
2995 Coro::cede;
2996 last unless IO::AIO::nreqs || BDB::nreqs; 3627 while (IO::AIO::nreqs || BDB::nreqs) {
2997 warn "iterate..."; 3628 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2998 }
2999
3000 ++$RELOAD;
3001
3002 warn "cancelling all extension coros";
3003 $_->cancel for values %EXT_CORO;
3004 %EXT_CORO = ();
3005
3006 warn "removing commands";
3007 %COMMAND = ();
3008
3009 warn "removing ext/exti commands";
3010 %EXTCMD = ();
3011 %EXTICMD = ();
3012
3013 warn "unloading/nuking all extensions";
3014 for my $pkg (@EXTS) {
3015 warn "... unloading $pkg";
3016
3017 if (my $cb = $pkg->can ("unload")) {
3018 eval {
3019 $cb->($pkg);
3020 1
3021 } or warn "$pkg unloaded, but with errors: $@";
3022 } 3629 }
3023 3630
3024 warn "... nuking $pkg"; 3631 warn "cancelling all extension coros";
3025 Symbol::delete_package $pkg; 3632 $_->cancel for values %EXT_CORO;
3026 } 3633 %EXT_CORO = ();
3027 3634
3028 warn "unloading all perl modules loaded from $LIBDIR"; 3635 warn "removing commands";
3029 while (my ($k, $v) = each %INC) { 3636 %COMMAND = ();
3030 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3031 3637
3638 warn "removing ext/exti commands";
3639 %EXTCMD = ();
3640 %EXTICMD = ();
3641
3642 warn "unloading/nuking all extensions";
3643 for my $pkg (@EXTS) {
3032 warn "... unloading $k"; 3644 warn "... unloading $pkg";
3033 delete $INC{$k};
3034 3645
3035 $k =~ s/\.pm$//;
3036 $k =~ s/\//::/g;
3037
3038 if (my $cb = $k->can ("unload_module")) { 3646 if (my $cb = $pkg->can ("unload")) {
3647 eval {
3039 $cb->(); 3648 $cb->($pkg);
3649 1
3650 } or warn "$pkg unloaded, but with errors: $@";
3651 }
3652
3653 warn "... clearing $pkg";
3654 clear_package $pkg;
3040 } 3655 }
3041 3656
3042 Symbol::delete_package $k; 3657 warn "unloading all perl modules loaded from $LIBDIR";
3658 while (my ($k, $v) = each %INC) {
3659 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3660
3661 warn "... unloading $k";
3662 delete $INC{$k};
3663
3664 $k =~ s/\.pm$//;
3665 $k =~ s/\//::/g;
3666
3667 if (my $cb = $k->can ("unload_module")) {
3668 $cb->();
3669 }
3670
3671 clear_package $k;
3043 } 3672 }
3044 3673
3045 warn "getting rid of safe::, as good as possible"; 3674 warn "getting rid of safe::, as good as possible";
3046 Symbol::delete_package "safe::$_" 3675 clear_package "safe::$_"
3047 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3676 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3048 3677
3049 warn "unloading cf.pm \"a bit\""; 3678 warn "unloading cf.pm \"a bit\"";
3050 delete $INC{"cf.pm"}; 3679 delete $INC{"cf.pm"};
3051 delete $INC{"cf/pod.pm"}; 3680 delete $INC{"cf/pod.pm"};
3052 3681
3053 # don't, removes xs symbols, too, 3682 # don't, removes xs symbols, too,
3054 # and global variables created in xs 3683 # and global variables created in xs
3055 #Symbol::delete_package __PACKAGE__; 3684 #clear_package __PACKAGE__;
3056 3685
3057 warn "unload completed, starting to reload now"; 3686 warn "unload completed, starting to reload now";
3058 3687
3059 warn "reloading cf.pm"; 3688 warn "reloading cf.pm";
3060 require cf; 3689 require cf;
3061 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3690 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3062 3691
3063 warn "loading config and database again"; 3692 warn "loading config and database again";
3064 cf::cfg_load; 3693 cf::reload_config;
3065 3694
3066 warn "loading extensions"; 3695 warn "loading extensions";
3067 cf::load_extensions; 3696 cf::load_extensions;
3068 3697
3698 if ($REATTACH_ON_RELOAD) {
3069 warn "reattaching attachments to objects/players"; 3699 warn "reattaching attachments to objects/players";
3070 _global_reattach; # objects, sockets 3700 _global_reattach; # objects, sockets
3071 warn "reattaching attachments to maps"; 3701 warn "reattaching attachments to maps";
3072 reattach $_ for values %MAP; 3702 reattach $_ for values %MAP;
3073 warn "reattaching attachments to players"; 3703 warn "reattaching attachments to players";
3074 reattach $_ for values %PLAYER; 3704 reattach $_ for values %PLAYER;
3705 }
3075 3706
3707 warn "running post_init jobs";
3708 (pop @POST_INIT)->(1) while @POST_INIT;
3709
3076 warn "leaving sync_job"; 3710 warn "leaving sync_job";
3077 3711
3078 1 3712 1
3079 } or do { 3713 } or do {
3080 warn $@; 3714 warn $@;
3081 warn "error while reloading, exiting."; 3715 cf::cleanup "error while reloading, exiting.";
3082 exit 1;
3083 }; 3716 };
3084 3717
3085 warn "reloaded"; 3718 warn "reloaded";
3719 --$RELOAD;
3720 }
3721
3722 $t1 = EV::time - $t1;
3723 warn "reload completed in ${t1}s\n";
3086}; 3724};
3087 3725
3088our $RELOAD_WATCHER; # used only during reload 3726our $RELOAD_WATCHER; # used only during reload
3089 3727
3090sub reload_perl() { 3728sub reload_perl() {
3091 # doing reload synchronously and two reloads happen back-to-back, 3729 # doing reload synchronously and two reloads happen back-to-back,
3092 # coro crashes during coro_state_free->destroy here. 3730 # coro crashes during coro_state_free->destroy here.
3093 3731
3094 $RELOAD_WATCHER ||= Event->timer ( 3732 $RELOAD_WATCHER ||= cf::async {
3095 reentrant => 0, 3733 Coro::AIO::aio_wait cache_extensions;
3096 after => 0, 3734
3097 data => WF_AUTOCANCEL, 3735 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3098 cb => sub {
3099 do_reload_perl; 3736 do_reload_perl;
3100 undef $RELOAD_WATCHER; 3737 undef $RELOAD_WATCHER;
3101 }, 3738 };
3102 ); 3739 };
3103} 3740}
3104 3741
3105register_command "reload" => sub { 3742register_command "reload" => sub {
3106 my ($who, $arg) = @_; 3743 my ($who, $arg) = @_;
3107 3744
3108 if ($who->flag (FLAG_WIZ)) { 3745 if ($who->flag (FLAG_WIZ)) {
3109 $who->message ("reloading server."); 3746 $who->message ("reloading server.");
3747 async {
3748 $Coro::current->{desc} = "perl_reload";
3110 async { reload_perl }; 3749 reload_perl;
3750 };
3111 } 3751 }
3112}; 3752};
3113 3753
3114unshift @INC, $LIBDIR; 3754unshift @INC, $LIBDIR;
3115 3755
… …
3117 3757
3118our @WAIT_FOR_TICK; 3758our @WAIT_FOR_TICK;
3119our @WAIT_FOR_TICK_BEGIN; 3759our @WAIT_FOR_TICK_BEGIN;
3120 3760
3121sub wait_for_tick { 3761sub wait_for_tick {
3122 return unless $TICK_WATCHER->is_active;
3123 return if $Coro::current == $Coro::main; 3762 return if tick_inhibit || $Coro::current == $Coro::main;
3124 3763
3125 my $signal = new Coro::Signal; 3764 my $signal = new Coro::Signal;
3126 push @WAIT_FOR_TICK, $signal; 3765 push @WAIT_FOR_TICK, $signal;
3127 $signal->wait; 3766 $signal->wait;
3128} 3767}
3129 3768
3130sub wait_for_tick_begin { 3769sub wait_for_tick_begin {
3131 return unless $TICK_WATCHER->is_active;
3132 return if $Coro::current == $Coro::main; 3770 return if tick_inhibit || $Coro::current == $Coro::main;
3133 3771
3134 my $signal = new Coro::Signal; 3772 my $signal = new Coro::Signal;
3135 push @WAIT_FOR_TICK_BEGIN, $signal; 3773 push @WAIT_FOR_TICK_BEGIN, $signal;
3136 $signal->wait; 3774 $signal->wait;
3137} 3775}
3138 3776
3139 my $min = 1e6;#d# 3777sub tick {
3140 my $avg = 10;
3141$TICK_WATCHER = Event->timer (
3142 reentrant => 0,
3143 parked => 1,
3144 prio => 0,
3145 at => $NEXT_TICK || $TICK,
3146 data => WF_AUTOCANCEL,
3147 cb => sub {
3148 if ($Coro::current != $Coro::main) { 3778 if ($Coro::current != $Coro::main) {
3149 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3779 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3150 unless ++$bug_warning > 10; 3780 unless ++$bug_warning > 10;
3151 return; 3781 return;
3152 } 3782 }
3153 3783
3154 $NOW = $tick_start = Event::time;
3155
3156 cf::server_tick; # one server iteration 3784 cf::server_tick; # one server iteration
3157 3785
3158 0 && sync_job {#d# 3786 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3159 for(1..10) { 3787 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3160 my $t = Event::time; 3788 Coro::async_pool {
3161 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3789 $Coro::current->{desc} = "runtime saver";
3162 or die; 3790 write_runtime_sync
3163 3791 or warn "ERROR: unable to write runtime file: $!";
3164 $map->width (50);
3165 $map->height (50);
3166 $map->alloc;
3167 $map->_load_objects ("/tmp/x.map", 1);
3168 my $t = Event::time - $t;
3169
3170 #next unless $t < 0.0013;#d#
3171 if ($t < $min) {
3172 $min = $t;
3173 }
3174 $avg = $avg * 0.99 + $t * 0.01;
3175 }
3176 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3177 exit 0;
3178 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3179 }; 3792 };
3793 }
3180 3794
3181 $RUNTIME += $TICK;
3182 $NEXT_TICK += $TICK;
3183
3184 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3185 $NEXT_RUNTIME_WRITE = $NOW + 10;
3186 Coro::async_pool {
3187 write_runtime
3188 or warn "ERROR: unable to write runtime file: $!";
3189 };
3190 }
3191
3192# my $AFTER = Event::time;
3193# warn $AFTER - $NOW;#d#
3194
3195 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3795 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3196 $sig->send; 3796 $sig->send;
3197 } 3797 }
3198 while (my $sig = shift @WAIT_FOR_TICK) { 3798 while (my $sig = shift @WAIT_FOR_TICK) {
3199 $sig->send; 3799 $sig->send;
3200 } 3800 }
3201 3801
3202 $NOW = Event::time; 3802 $LOAD = ($NOW - $TICK_START) / $TICK;
3203
3204 # if we are delayed by four ticks or more, skip them all
3205 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3206
3207 $TICK_WATCHER->at ($NEXT_TICK);
3208 $TICK_WATCHER->start;
3209
3210 $LOAD = ($NOW - $tick_start) / $TICK;
3211 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3803 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3212 3804
3213 _post_tick; 3805 if (0) {
3214 3806 if ($NEXT_TICK) {
3215 3807 my $jitter = $TICK_START - $NEXT_TICK;
3808 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3809 warn "jitter $JITTER\n";#d#
3810 }
3216 }, 3811 }
3217); 3812}
3218 3813
3219{ 3814{
3220 BDB::max_poll_time $TICK * 0.1; 3815 # configure BDB
3221 $BDB_POLL_WATCHER = Event->io ( 3816
3222 reentrant => 0,
3223 fd => BDB::poll_fileno,
3224 poll => 'r',
3225 prio => 0,
3226 data => WF_AUTOCANCEL,
3227 cb => \&BDB::poll_cb,
3228 );
3229 BDB::min_parallel 8; 3817 BDB::min_parallel 8;
3230 3818 BDB::max_poll_reqs $TICK * 0.1;
3231 BDB::set_sync_prepare { 3819 $AnyEvent::BDB::WATCHER->priority (1);
3232 my $status;
3233 my $current = $Coro::current;
3234 (
3235 sub {
3236 $status = $!;
3237 $current->ready; undef $current;
3238 },
3239 sub {
3240 Coro::schedule while defined $current;
3241 $! = $status;
3242 },
3243 )
3244 };
3245 3820
3246 unless ($DB_ENV) { 3821 unless ($DB_ENV) {
3247 $DB_ENV = BDB::db_env_create; 3822 $DB_ENV = BDB::db_env_create;
3823 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3824 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3825 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3826 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3827 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3248 3828
3249 cf::sync_job { 3829 cf::sync_job {
3250 eval { 3830 eval {
3251 BDB::db_env_open 3831 BDB::db_env_open
3252 $DB_ENV, 3832 $DB_ENV,
… …
3254 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3834 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3255 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3835 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3256 0666; 3836 0666;
3257 3837
3258 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3838 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3259
3260 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3261 $DB_ENV->set_lk_detect;
3262 }; 3839 };
3263 3840
3264 cf::cleanup "db_env_open(db): $@" if $@; 3841 cf::cleanup "db_env_open(db): $@" if $@;
3265 }; 3842 };
3266 } 3843 }
3844
3845 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3846 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3847 };
3848 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3849 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3850 };
3851 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3852 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3853 };
3267} 3854}
3268 3855
3269{ 3856{
3857 # configure IO::AIO
3858
3270 IO::AIO::min_parallel 8; 3859 IO::AIO::min_parallel 8;
3271
3272 undef $Coro::AIO::WATCHER;
3273 IO::AIO::max_poll_time $TICK * 0.1; 3860 IO::AIO::max_poll_time $TICK * 0.1;
3274 $AIO_POLL_WATCHER = Event->io ( 3861 undef $AnyEvent::AIO::WATCHER;
3275 reentrant => 0,
3276 data => WF_AUTOCANCEL,
3277 fd => IO::AIO::poll_fileno,
3278 poll => 'r',
3279 prio => 6,
3280 cb => \&IO::AIO::poll_cb,
3281 );
3282} 3862}
3283 3863
3284my $_log_backtrace; 3864my $_log_backtrace;
3285 3865
3286sub _log_backtrace { 3866sub _log_backtrace {
… …
3289 $msg =~ s/\n//; 3869 $msg =~ s/\n//;
3290 3870
3291 # limit the # of concurrent backtraces 3871 # limit the # of concurrent backtraces
3292 if ($_log_backtrace < 2) { 3872 if ($_log_backtrace < 2) {
3293 ++$_log_backtrace; 3873 ++$_log_backtrace;
3874 my $perl_bt = Carp::longmess $msg;
3294 async { 3875 async {
3876 $Coro::current->{desc} = "abt $msg";
3877
3295 my @bt = fork_call { 3878 my @bt = fork_call {
3296 @addr = map { sprintf "%x", $_ } @addr; 3879 @addr = map { sprintf "%x", $_ } @addr;
3297 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3880 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3298 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3881 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3299 or die "addr2line: $!"; 3882 or die "addr2line: $!";
… …
3307 } 3890 }
3308 3891
3309 @funcs 3892 @funcs
3310 }; 3893 };
3311 3894
3312 LOG llevInfo, "[ABT] $msg\n"; 3895 LOG llevInfo, "[ABT] $perl_bt\n";
3896 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3313 LOG llevInfo, "[ABT] $_\n" for @bt; 3897 LOG llevInfo, "[ABT] $_\n" for @bt;
3314 --$_log_backtrace; 3898 --$_log_backtrace;
3315 }; 3899 };
3316 } else { 3900 } else {
3317 LOG llevInfo, "[ABT] $msg\n"; 3901 LOG llevInfo, "[ABT] $msg\n";

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