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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.296 by root, Wed Jul 4 07:09:06 2007 UTC vs.
Revision 1.471 by root, Mon Apr 27 01:38:48 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 qw(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;
62use Digest::MD5 ();
63
64AnyEvent::detect;
34 65
35# configure various modules to our taste 66# configure various modules to our taste
36# 67#
37$Storable::canonical = 1; # reduce rsync transfers 68$Storable::canonical = 1; # reduce rsync transfers
38Coro::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$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
72
73# make sure c-lzf reinitialises itself
74Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 75Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40
41$Event::Eval = 1; # no idea why this is required, but it is
42
43# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44$YAML::Syck::ImplicitUnicode = 1;
45
46$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47 76
48sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 77sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49 78
50our %COMMAND = (); 79our %COMMAND = ();
51our %COMMAND_TIME = (); 80our %COMMAND_TIME = ();
… …
54our %EXTCMD = (); 83our %EXTCMD = ();
55our %EXTICMD = (); 84our %EXTICMD = ();
56our %EXT_CORO = (); # coroutines bound to extensions 85our %EXT_CORO = (); # coroutines bound to extensions
57our %EXT_MAP = (); # pluggable maps 86our %EXT_MAP = (); # pluggable maps
58 87
59our $RELOAD; # number of reloads so far 88our $RELOAD; # number of reloads so far, non-zero while in reload
60our @EVENT; 89our @EVENT;
61 90
62our $CONFDIR = confdir; 91our $CONFDIR = confdir;
63our $DATADIR = datadir; 92our $DATADIR = datadir;
64our $LIBDIR = "$DATADIR/ext"; 93our $LIBDIR = "$DATADIR/ext";
65our $PODDIR = "$DATADIR/pod"; 94our $PODDIR = "$DATADIR/pod";
66our $MAPDIR = "$DATADIR/" . mapdir; 95our $MAPDIR = "$DATADIR/" . mapdir;
67our $LOCALDIR = localdir; 96our $LOCALDIR = localdir;
68our $TMPDIR = "$LOCALDIR/" . tmpdir; 97our $TMPDIR = "$LOCALDIR/" . tmpdir;
69our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 98our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70our $PLAYERDIR = "$LOCALDIR/" . playerdir; 99our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71our $RANDOMDIR = "$LOCALDIR/random"; 100our $RANDOMDIR = "$LOCALDIR/random";
72our $BDBDIR = "$LOCALDIR/db"; 101our $BDBDIR = "$LOCALDIR/db";
102our $PIDFILE = "$LOCALDIR/pid";
103our $RUNTIMEFILE = "$LOCALDIR/runtime";
104
105our %RESOURCE;
73 106
74our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 107our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75our $TICK_WATCHER;
76our $AIO_POLL_WATCHER;
77our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 108our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78our $NEXT_TICK; 109our $NEXT_TICK;
79our $NOW;
80our $USE_FSYNC = 1; # use fsync to write maps - default off 110our $USE_FSYNC = 1; # use fsync to write maps - default on
81 111
112our $BDB_DEADLOCK_WATCHER;
113our $BDB_CHECKPOINT_WATCHER;
82our $BDB_POLL_WATCHER; 114our $BDB_TRICKLE_WATCHER;
83our $DB_ENV; 115our $DB_ENV;
116
117our @EXTRA_MODULES = qw(pod mapscript);
84 118
85our %CFG; 119our %CFG;
86 120
87our $UPTIME; $UPTIME ||= time; 121our $UPTIME; $UPTIME ||= time;
88our $RUNTIME; 122our $RUNTIME;
123our $NOW;
89 124
90our %PLAYER; # all users 125our (%PLAYER, %PLAYER_LOADING); # all users
91our %MAP; # all maps 126our (%MAP, %MAP_LOADING ); # all maps
92our $LINK_MAP; # the special {link} map, which is always available 127our $LINK_MAP; # the special {link} map, which is always available
93 128
94# used to convert map paths into valid unix filenames by replacing / by ∕ 129# used to convert map paths into valid unix filenames by replacing / by ∕
95our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 130our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96 131
97our $LOAD; # a number between 0 (idle) and 1 (too many objects) 132our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98our $LOADAVG; # same thing, but with alpha-smoothing 133our $LOADAVG; # same thing, but with alpha-smoothing
134our $JITTER; # average jitter
99our $tick_start; # for load detecting purposes 135our $TICK_START; # for load detecting purposes
136
137our @POST_INIT;
138
139our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
100 140
101binmode STDOUT; 141binmode STDOUT;
102binmode STDERR; 142binmode STDERR;
103 143
104# read virtual server time, if available 144# read virtual server time, if available
105unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 145unless ($RUNTIME || !-e $RUNTIMEFILE) {
106 open my $fh, "<", "$LOCALDIR/runtime" 146 open my $fh, "<", $RUNTIMEFILE
107 or die "unable to read runtime file: $!"; 147 or die "unable to read $RUNTIMEFILE file: $!";
108 $RUNTIME = <$fh> + 0.; 148 $RUNTIME = <$fh> + 0.;
109} 149}
150
151eval "sub TICK() { $TICK } 1" or die;
110 152
111mkdir $_ 153mkdir $_
112 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 154 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113 155
114our $EMERGENCY_POSITION; 156our $EMERGENCY_POSITION;
… …
157 199
158The raw value load value from the last tick. 200The raw value load value from the last tick.
159 201
160=item %cf::CFG 202=item %cf::CFG
161 203
162Configuration for the server, loaded from C</etc/crossfire/config>, or 204Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163from wherever your confdir points to. 205from wherever your confdir points to.
164 206
165=item cf::wait_for_tick, cf::wait_for_tick_begin 207=item cf::wait_for_tick, cf::wait_for_tick_begin
166 208
167These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 209These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168returns directly I<after> the tick processing (and consequently, can only wake one process 210returns directly I<after> the tick processing (and consequently, can only wake one process
169per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 211per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170 212
213=item @cf::INVOKE_RESULTS
214
215This array contains the results of the last C<invoke ()> call. When
216C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
217that call.
218
171=back 219=back
172 220
173=cut 221=cut
174 222
175BEGIN { 223BEGIN {
… …
179 $msg .= "\n" 227 $msg .= "\n"
180 unless $msg =~ /\n$/; 228 unless $msg =~ /\n$/;
181 229
182 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 230 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183 231
184 utf8::encode $msg;
185 LOG llevError, $msg; 232 LOG llevError, $msg;
186 }; 233 };
187} 234}
235
236$Coro::State::DIEHOOK = sub {
237 return unless $^S eq 0; # "eq", not "=="
238
239 if ($Coro::current == $Coro::main) {#d#
240 warn "DIEHOOK called in main context, Coro bug?\n";#d#
241 return;#d#
242 }#d#
243
244 # kill coroutine otherwise
245 warn Carp::longmess $_[0];
246 Coro::terminate
247};
248
249$SIG{__DIE__} = sub { }; #d#?
188 250
189@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 251@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 252@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 253@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 254@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
… …
199for my $pkg (qw( 261for my $pkg (qw(
200 cf::global cf::attachable 262 cf::global cf::attachable
201 cf::object cf::object::player 263 cf::object cf::object::player
202 cf::client cf::player 264 cf::client cf::player
203 cf::arch cf::living 265 cf::arch cf::living
266 cf::map cf::mapspace
204 cf::map cf::party cf::region 267 cf::party cf::region
205)) { 268)) {
206 no strict 'refs';
207 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 269 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208} 270}
209 271
210$Event::DIED = sub { 272$EV::DIED = sub {
211 warn "error in event callback: @_"; 273 warn "error in event callback: @_";
212}; 274};
213 275
214############################################################################# 276#############################################################################
215 277
… …
238 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 300 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239 $d 301 $d
240 } || "[unable to dump $_[0]: '$@']"; 302 } || "[unable to dump $_[0]: '$@']";
241} 303}
242 304
243=item $ref = cf::from_json $json 305=item $ref = cf::decode_json $json
244 306
245Converts a JSON string into the corresponding perl data structure. 307Converts a JSON string into the corresponding perl data structure.
246 308
247=item $json = cf::to_json $ref 309=item $json = cf::encode_json $ref
248 310
249Converts a perl data structure into its JSON representation. 311Converts a perl data structure into its JSON representation.
250 312
251=cut 313=cut
252 314
253our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 315our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254 316
255sub to_json ($) { $json_coder->encode ($_[0]) } 317sub encode_json($) { $json_coder->encode ($_[0]) }
256sub from_json ($) { $json_coder->decode ($_[0]) } 318sub decode_json($) { $json_coder->decode ($_[0]) }
319
320=item cf::post_init { BLOCK }
321
322Execute the given codeblock, I<after> all extensions have been (re-)loaded,
323but I<before> the server starts ticking again.
324
325The cdoeblock will have a single boolean argument to indicate whether this
326is a reload or not.
327
328=cut
329
330sub post_init(&) {
331 push @POST_INIT, shift;
332}
257 333
258=item cf::lock_wait $string 334=item cf::lock_wait $string
259 335
260Wait until the given lock is available. See cf::lock_acquire. 336Wait until the given lock is available. See cf::lock_acquire.
261 337
262=item my $lock = cf::lock_acquire $string 338=item my $lock = cf::lock_acquire $string
263 339
264Wait until the given lock is available and then acquires it and returns 340Wait until the given lock is available and then acquires it and returns
265a Coro::guard object. If the guard object gets destroyed (goes out of scope, 341a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266for example when the coroutine gets canceled), the lock is automatically 342for example when the coroutine gets canceled), the lock is automatically
267returned. 343returned.
268 344
345Locks are *not* recursive, locking from the same coro twice results in a
346deadlocked coro.
347
269Lock names should begin with a unique identifier (for example, cf::map::find 348Lock names should begin with a unique identifier (for example, cf::map::find
270uses map_find and cf::map::load uses map_load). 349uses map_find and cf::map::load uses map_load).
271 350
272=item $locked = cf::lock_active $string 351=item $locked = cf::lock_active $string
273 352
274Return true if the lock is currently active, i.e. somebody has locked it. 353Return true if the lock is currently active, i.e. somebody has locked it.
275 354
276=cut 355=cut
277 356
278our %LOCK; 357our $LOCKS = new Coro::SemaphoreSet;
279 358
280sub lock_wait($) { 359sub lock_wait($) {
281 my ($key) = @_; 360 $LOCKS->wait ($_[0]);
282
283 # wait for lock, if any
284 while ($LOCK{$key}) {
285 push @{ $LOCK{$key} }, $Coro::current;
286 Coro::schedule;
287 }
288} 361}
289 362
290sub lock_acquire($) { 363sub lock_acquire($) {
291 my ($key) = @_; 364 $LOCKS->guard ($_[0])
292
293 # wait, to be sure we are not locked
294 lock_wait $key;
295
296 $LOCK{$key} = [];
297
298 Coro::guard {
299 # wake up all waiters, to be on the safe side
300 $_->ready for @{ delete $LOCK{$key} };
301 }
302} 365}
303 366
304sub lock_active($) { 367sub lock_active($) {
305 my ($key) = @_; 368 $LOCKS->count ($_[0]) < 1
306
307 ! ! $LOCK{$key}
308} 369}
309 370
310sub freeze_mainloop { 371sub freeze_mainloop {
311 return unless $TICK_WATCHER->is_active; 372 tick_inhibit_inc;
312 373
313 my $guard = Coro::guard { 374 &Guard::guard (\&tick_inhibit_dec);
314 $TICK_WATCHER->start; 375}
376
377=item cf::periodic $interval, $cb
378
379Like EV::periodic, but randomly selects a starting point so that the actions
380get spread over timer.
381
382=cut
383
384sub periodic($$) {
385 my ($interval, $cb) = @_;
386
387 my $start = rand List::Util::min 180, $interval;
388
389 EV::periodic $start, $interval, 0, $cb
390}
391
392=item cf::get_slot $time[, $priority[, $name]]
393
394Allocate $time seconds of blocking CPU time at priority C<$priority>:
395This call blocks and returns only when you have at least C<$time> seconds
396of cpu time till the next tick. The slot is only valid till the next cede.
397
398The optional C<$name> can be used to identify the job to run. It might be
399used for statistical purposes and should identify the same time-class.
400
401Useful for short background jobs.
402
403=cut
404
405our @SLOT_QUEUE;
406our $SLOT_QUEUE;
407
408$SLOT_QUEUE->cancel if $SLOT_QUEUE;
409$SLOT_QUEUE = Coro::async {
410 $Coro::current->desc ("timeslot manager");
411
412 my $signal = new Coro::Signal;
413
414 while () {
415 next_job:
416 my $avail = cf::till_tick;
417 if ($avail > 0.01) {
418 for (0 .. $#SLOT_QUEUE) {
419 if ($SLOT_QUEUE[$_][0] < $avail) {
420 my $job = splice @SLOT_QUEUE, $_, 1, ();
421 $job->[2]->send;
422 Coro::cede;
423 goto next_job;
424 }
425 }
426 }
427
428 if (@SLOT_QUEUE) {
429 # we do not use wait_for_tick() as it returns immediately when tick is inactive
430 push @cf::WAIT_FOR_TICK, $signal;
431 $signal->wait;
432 } else {
433 Coro::schedule;
434 }
315 }; 435 }
316 $TICK_WATCHER->stop; 436};
317 $guard 437
438sub get_slot($;$$) {
439 return if tick_inhibit || $Coro::current == $Coro::main;
440
441 my ($time, $pri, $name) = @_;
442
443 $time = $TICK * .6 if $time > $TICK * .6;
444 my $sig = new Coro::Signal;
445
446 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
447 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
448 $SLOT_QUEUE->ready;
449 $sig->wait;
318} 450}
319 451
320=item cf::async { BLOCK } 452=item cf::async { BLOCK }
321 453
322Currently the same as Coro::async_pool, meaning you cannot use 454Currently the same as Coro::async_pool, meaning you cannot use
… …
327 459
328BEGIN { *async = \&Coro::async_pool } 460BEGIN { *async = \&Coro::async_pool }
329 461
330=item cf::sync_job { BLOCK } 462=item cf::sync_job { BLOCK }
331 463
332The design of Crossfire TRT requires that the main coroutine ($Coro::main) 464The design of Deliantra requires that the main coroutine ($Coro::main)
333is always able to handle events or runnable, as Crossfire TRT is only 465is always able to handle events or runnable, as Deliantra is only
334partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 466partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335acceptable. 467acceptable.
336 468
337If it must be done, put the blocking parts into C<sync_job>. This will run 469If it must be done, put the blocking parts into C<sync_job>. This will run
338the given BLOCK in another coroutine while waiting for the result. The 470the given BLOCK in another coroutine while waiting for the result. The
… …
343 475
344sub sync_job(&) { 476sub sync_job(&) {
345 my ($job) = @_; 477 my ($job) = @_;
346 478
347 if ($Coro::current == $Coro::main) { 479 if ($Coro::current == $Coro::main) {
348 my $time = Event::time; 480 my $time = EV::time;
349 481
350 # this is the main coro, too bad, we have to block 482 # this is the main coro, too bad, we have to block
351 # till the operation succeeds, freezing the server :/ 483 # till the operation succeeds, freezing the server :/
352 484
353 # TODO: use suspend/resume instead 485 LOG llevError, Carp::longmess "sync job";#d#
354 # (but this is cancel-safe) 486
355 my $freeze_guard = freeze_mainloop; 487 my $freeze_guard = freeze_mainloop;
356 488
357 my $busy = 1; 489 my $busy = 1;
358 my @res; 490 my @res;
359 491
360 (async { 492 (async {
493 $Coro::current->desc ("sync job coro");
361 @res = eval { $job->() }; 494 @res = eval { $job->() };
362 warn $@ if $@; 495 warn $@ if $@;
363 undef $busy; 496 undef $busy;
364 })->prio (Coro::PRIO_MAX); 497 })->prio (Coro::PRIO_MAX);
365 498
366 while ($busy) { 499 while ($busy) {
367 Coro::cede or Event::one_event; 500 if (Coro::nready) {
501 Coro::cede_notself;
502 } else {
503 EV::loop EV::LOOP_ONESHOT;
368 } 504 }
505 }
369 506
370 $time = Event::time - $time; 507 my $time = EV::time - $time;
371 508
372 LOG llevError | logBacktrace, Carp::longmess "long sync job"
373 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375 $tick_start += $time; # do not account sync jobs to server load 509 $TICK_START += $time; # do not account sync jobs to server load
376 510
377 wantarray ? @res : $res[0] 511 wantarray ? @res : $res[0]
378 } else { 512 } else {
379 # we are in another coroutine, how wonderful, everything just works 513 # we are in another coroutine, how wonderful, everything just works
380 514
… …
405=item fork_call { }, $args 539=item fork_call { }, $args
406 540
407Executes the given code block with the given arguments in a seperate 541Executes the given code block with the given arguments in a seperate
408process, returning the results. Everything must be serialisable with 542process, returning the results. Everything must be serialisable with
409Coro::Storable. May, of course, block. Note that the executed sub may 543Coro::Storable. May, of course, block. Note that the executed sub may
410never block itself or use any form of Event handling. 544never block itself or use any form of event handling.
411 545
412=cut 546=cut
413 547
414sub fork_call(&@) { 548sub fork_call(&@) {
415 my ($cb, @args) = @_; 549 my ($cb, @args) = @_;
416 550
417# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC 551 # we seemingly have to make a local copy of the whole thing,
418# or die "socketpair: $!"; 552 # otherwise perl prematurely frees the stuff :/
419 pipe my $fh1, my $fh2 553 # TODO: investigate and fix (likely this will be rather laborious)
420 or die "pipe: $!";
421 554
422 if (my $pid = fork) { 555 my @res = Coro::Util::fork_eval {
423 close $fh2;
424
425 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426 $res = Coro::Storable::thaw $res;
427
428 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430 die $$res unless "ARRAY" eq ref $res;
431
432 return wantarray ? @$res : $res->[-1];
433 } else {
434 reset_signals; 556 reset_signals;
435 local $SIG{__WARN__}; 557 &$cb
436 local $SIG{__DIE__}; 558 }, @args;
437 eval {
438 close $fh1;
439 559
440 my @res = eval { $cb->(@args) }; 560 wantarray ? @res : $res[-1]
441 syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res); 561}
442 };
443 562
444 warn $@ if $@; 563=item $coin = coin_from_name $name
445 _exit 0; 564
446 } 565=cut
566
567our %coin_alias = (
568 "silver" => "silvercoin",
569 "silvercoin" => "silvercoin",
570 "silvercoins" => "silvercoin",
571 "gold" => "goldcoin",
572 "goldcoin" => "goldcoin",
573 "goldcoins" => "goldcoin",
574 "platinum" => "platinacoin",
575 "platinumcoin" => "platinacoin",
576 "platinumcoins" => "platinacoin",
577 "platina" => "platinacoin",
578 "platinacoin" => "platinacoin",
579 "platinacoins" => "platinacoin",
580 "royalty" => "royalty",
581 "royalties" => "royalty",
582);
583
584sub coin_from_name($) {
585 $coin_alias{$_[0]}
586 ? cf::arch::find $coin_alias{$_[0]}
587 : undef
447} 588}
448 589
449=item $value = cf::db_get $family => $key 590=item $value = cf::db_get $family => $key
450 591
451Returns a single value from the environment database. 592Returns a single value from the environment database.
… …
453=item cf::db_put $family => $key => $value 594=item cf::db_put $family => $key => $value
454 595
455Stores the given C<$value> in the family. It can currently store binary 596Stores the given C<$value> in the family. It can currently store binary
456data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 597data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457 598
599=item $db = cf::db_table "name"
600
601Create and/or open a new database table. The string must not be "db" and must be unique
602within each server.
603
458=cut 604=cut
605
606sub db_table($) {
607 my ($name) = @_;
608 my $db = BDB::db_create $DB_ENV;
609
610 eval {
611 $db->set_flags (BDB::CHKSUM);
612
613 utf8::encode $name;
614 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
615 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
616 cf::cleanup "db_open(db): $!" if $!;
617 };
618 cf::cleanup "db_open(db): $@" if $@;
619
620 $db
621}
459 622
460our $DB; 623our $DB;
461 624
462sub db_init { 625sub db_init {
463 unless ($DB) {
464 $DB = BDB::db_create $DB_ENV;
465
466 cf::sync_job { 626 cf::sync_job {
467 eval { 627 $DB ||= db_table "db";
468 $DB->set_flags (BDB::CHKSUM);
469
470 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472 cf::cleanup "db_open(db): $!" if $!;
473 };
474 cf::cleanup "db_open(db): $@" if $@;
475 };
476 } 628 };
477} 629}
478 630
479sub db_get($$) { 631sub db_get($$) {
480 my $key = "$_[0]/$_[1]"; 632 my $key = "$_[0]/$_[1]";
481 633
… …
531 if (1) { 683 if (1) {
532 $md5 = 684 $md5 =
533 join "\x00", 685 join "\x00",
534 $processversion, 686 $processversion,
535 map { 687 map {
536 Coro::cede; 688 cf::cede_to_tick;
537 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 689 ($src->[$_], Digest::MD5::md5_hex $data[$_])
538 } 0.. $#$src; 690 } 0.. $#$src;
539 691
540 692
541 my $dbmd5 = db_get cache => "$id/md5"; 693 my $dbmd5 = db_get cache => "$id/md5";
… …
579 731
580############################################################################# 732#############################################################################
581 733
582=head2 ATTACHABLE OBJECTS 734=head2 ATTACHABLE OBJECTS
583 735
584Many objects in crossfire are so-called attachable objects. That means you can 736Many objects in deliantra are so-called attachable objects. That means you can
585attach callbacks/event handlers (a collection of which is called an "attachment") 737attach callbacks/event handlers (a collection of which is called an "attachment")
586to it. All such attachable objects support the following methods. 738to it. All such attachable objects support the following methods.
587 739
588In the following description, CLASS can be any of C<global>, C<object> 740In the following description, CLASS can be any of C<global>, C<object>
589C<player>, C<client> or C<map> (i.e. the attachable objects in 741C<player>, C<client> or C<map> (i.e. the attachable objects in
590Crossfire TRT). 742Deliantra).
591 743
592=over 4 744=over 4
593 745
594=item $attachable->attach ($attachment, key => $value...) 746=item $attachable->attach ($attachment, key => $value...)
595 747
… …
639=item cf::CLASS::attachment $name, ... 791=item cf::CLASS::attachment $name, ...
640 792
641Register an attachment by C<$name> through which attachable objects of the 793Register an attachment by C<$name> through which attachable objects of the
642given CLASS can refer to this attachment. 794given CLASS can refer to this attachment.
643 795
644Some classes such as crossfire maps and objects can specify attachments 796Some classes such as deliantra maps and objects can specify attachments
645that are attached at load/instantiate time, thus the need for a name. 797that are attached at load/instantiate time, thus the need for a name.
646 798
647These calls expect any number of the following handler/hook descriptions: 799These calls expect any number of the following handler/hook descriptions:
648 800
649=over 4 801=over 4
… …
847 "; 999 ";
848 die if $@; 1000 die if $@;
849} 1001}
850 1002
851our $override; 1003our $override;
852our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? 1004our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853 1005
854sub override { 1006sub override {
855 $override = 1; 1007 $override = 1;
856 @invoke_results = (); 1008 @INVOKE_RESULTS = (@_);
857} 1009}
858 1010
859sub do_invoke { 1011sub do_invoke {
860 my $event = shift; 1012 my $event = shift;
861 my $callbacks = shift; 1013 my $callbacks = shift;
862 1014
863 @invoke_results = (); 1015 @INVOKE_RESULTS = ();
864 1016
865 local $override; 1017 local $override;
866 1018
867 for (@$callbacks) { 1019 for (@$callbacks) {
868 eval { &{$_->[1]} }; 1020 eval { &{$_->[1]} };
… …
877 } 1029 }
878 1030
879 0 1031 0
880} 1032}
881 1033
882=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1034=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883 1035
884=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1036=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885 1037
886Generate an object-specific event with the given arguments. 1038Generate an object-specific event with the given arguments.
887 1039
888This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be 1040This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889removed in future versions), and there is no public API to access override 1041removed in future versions), and there is no public API to access override
890results (if you must, access C<@cf::invoke_results> directly). 1042results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891 1043
892=back 1044=back
893 1045
894=cut 1046=cut
895 1047
896############################################################################# 1048#############################################################################
897# object support 1049# object support
1050
1051sub _object_equal($$);
1052sub _object_equal($$) {
1053 my ($a, $b) = @_;
1054
1055 return 0 unless (ref $a) eq (ref $b);
1056
1057 if ("HASH" eq ref $a) {
1058 my @ka = keys %$a;
1059 my @kb = keys %$b;
1060
1061 return 0 if @ka != @kb;
1062
1063 for (0 .. $#ka) {
1064 return 0 unless $ka[$_] eq $kb[$_];
1065 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1066 }
1067
1068 } elsif ("ARRAY" eq ref $a) {
1069
1070 return 0 if @$a != @$b;
1071
1072 for (0 .. $#$a) {
1073 return 0 unless _object_equal $a->[$_], $b->[$_];
1074 }
1075
1076 } elsif ($a ne $b) {
1077 return 0;
1078 }
1079
1080 1
1081}
1082
1083our $SLOW_MERGES;#d#
1084sub _can_merge {
1085 my ($ob1, $ob2) = @_;
1086
1087 ++$SLOW_MERGES;#d#
1088
1089 # we do the slow way here
1090 return _object_equal $ob1, $ob2
1091}
898 1092
899sub reattach { 1093sub reattach {
900 # basically do the same as instantiate, without calling instantiate 1094 # basically do the same as instantiate, without calling instantiate
901 my ($obj) = @_; 1095 my ($obj) = @_;
902 1096
1097 # no longer needed after getting rid of delete_package?
903 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1098 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
904 1099
905 my $registry = $obj->registry; 1100 my $registry = $obj->registry;
906 1101
907 @$registry = (); 1102 @$registry = ();
908 1103
… …
923cf::attachable->attach ( 1118cf::attachable->attach (
924 prio => -1000000, 1119 prio => -1000000,
925 on_instantiate => sub { 1120 on_instantiate => sub {
926 my ($obj, $data) = @_; 1121 my ($obj, $data) = @_;
927 1122
928 $data = from_json $data; 1123 $data = decode_json $data;
929 1124
930 for (@$data) { 1125 for (@$data) {
931 my ($name, $args) = @$_; 1126 my ($name, $args) = @$_;
932 1127
933 $obj->attach ($name, %{$args || {} }); 1128 $obj->attach ($name, %{$args || {} });
… …
949sub object_freezer_save { 1144sub object_freezer_save {
950 my ($filename, $rdata, $objs) = @_; 1145 my ($filename, $rdata, $objs) = @_;
951 1146
952 sync_job { 1147 sync_job {
953 if (length $$rdata) { 1148 if (length $$rdata) {
1149 utf8::decode (my $decname = $filename);
954 warn sprintf "saving %s (%d,%d)\n", 1150 warn sprintf "saving %s (%d,%d)\n",
955 $filename, length $$rdata, scalar @$objs; 1151 $decname, length $$rdata, scalar @$objs;
956 1152
957 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1153 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958 chmod SAVE_MODE, $fh; 1154 aio_chmod $fh, SAVE_MODE;
959 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1155 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960 aio_fsync $fh if $cf::USE_FSYNC; 1156 aio_fsync $fh if $cf::USE_FSYNC;
961 close $fh; 1157 aio_close $fh;
962 1158
963 if (@$objs) { 1159 if (@$objs) {
964 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1160 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965 chmod SAVE_MODE, $fh; 1161 aio_chmod $fh, SAVE_MODE;
966 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1162 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967 aio_write $fh, 0, (length $data), $data, 0; 1163 aio_write $fh, 0, (length $data), $data, 0;
968 aio_fsync $fh if $cf::USE_FSYNC; 1164 aio_fsync $fh if $cf::USE_FSYNC;
969 close $fh; 1165 aio_close $fh;
970 aio_rename "$filename.pst~", "$filename.pst"; 1166 aio_rename "$filename.pst~", "$filename.pst";
971 } 1167 }
972 } else { 1168 } else {
973 aio_unlink "$filename.pst"; 1169 aio_unlink "$filename.pst";
974 } 1170 }
975 1171
976 aio_rename "$filename~", $filename; 1172 aio_rename "$filename~", $filename;
1173
1174 $filename =~ s%/[^/]+$%%;
1175 aio_pathsync $filename if $cf::USE_FSYNC;
977 } else { 1176 } else {
978 warn "FATAL: $filename~: $!\n"; 1177 warn "unable to save objects: $filename~: $!\n";
979 } 1178 }
980 } else { 1179 } else {
981 aio_unlink $filename; 1180 aio_unlink $filename;
982 aio_unlink "$filename.pst"; 1181 aio_unlink "$filename.pst";
983 } 1182 }
984 } 1183 };
985} 1184}
986 1185
987sub object_freezer_as_string { 1186sub object_freezer_as_string {
988 my ($rdata, $objs) = @_; 1187 my ($rdata, $objs) = @_;
989 1188
… …
1001 or return; 1200 or return;
1002 1201
1003 unless (aio_stat "$filename.pst") { 1202 unless (aio_stat "$filename.pst") {
1004 (aio_load "$filename.pst", $av) >= 0 1203 (aio_load "$filename.pst", $av) >= 0
1005 or return; 1204 or return;
1205
1006 $av = eval { (Storable::thaw $av)->{objs} }; 1206 my $st = eval { Coro::Storable::thaw $av };
1207 $av = $st->{objs};
1007 } 1208 }
1008 1209
1210 utf8::decode (my $decname = $filename);
1009 warn sprintf "loading %s (%d)\n", 1211 warn sprintf "loading %s (%d,%d)\n",
1010 $filename, length $data, scalar @{$av || []}; 1212 $decname, length $data, scalar @{$av || []};
1213
1011 return ($data, $av); 1214 ($data, $av)
1012} 1215}
1013 1216
1014=head2 COMMAND CALLBACKS 1217=head2 COMMAND CALLBACKS
1015 1218
1016=over 4 1219=over 4
… …
1070 my ($name, $cb) = @_; 1273 my ($name, $cb) = @_;
1071 1274
1072 $EXTICMD{$name} = $cb; 1275 $EXTICMD{$name} = $cb;
1073} 1276}
1074 1277
1278use File::Glob ();
1279
1075cf::player->attach ( 1280cf::player->attach (
1076 on_command => sub { 1281 on_command => sub {
1077 my ($pl, $name, $params) = @_; 1282 my ($pl, $name, $params) = @_;
1078 1283
1079 my $cb = $COMMAND{$name} 1284 my $cb = $COMMAND{$name}
… …
1089 my ($pl, $buf) = @_; 1294 my ($pl, $buf) = @_;
1090 1295
1091 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) }; 1296 my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092 1297
1093 if (ref $msg) { 1298 if (ref $msg) {
1299 my ($type, $reply, @payload) =
1300 "ARRAY" eq ref $msg
1301 ? @$msg
1302 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1303
1304 my @reply;
1305
1094 if (my $cb = $EXTCMD{$msg->{msgtype}}) { 1306 if (my $cb = $EXTCMD{$type}) {
1095 if (my %reply = $cb->($pl, $msg)) { 1307 @reply = $cb->($pl, @payload);
1096 $pl->ext_reply ($msg->{msgid}, %reply);
1097 }
1098 } 1308 }
1309
1310 $pl->ext_reply ($reply, @reply)
1311 if $reply;
1312
1099 } else { 1313 } else {
1100 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1314 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101 } 1315 }
1102 1316
1103 cf::override; 1317 cf::override;
1104 }, 1318 },
1105); 1319);
1320
1321# "readahead" all extensions
1322sub cache_extensions {
1323 my $grp = IO::AIO::aio_group;
1324
1325 add $grp IO::AIO::aio_readdir $LIBDIR, sub {
1326 for (grep /\.ext$/, @{$_[0]}) {
1327 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1328 }
1329 };
1330
1331 $grp
1332}
1106 1333
1107sub load_extensions { 1334sub load_extensions {
1108 cf::sync_job { 1335 cf::sync_job {
1109 my %todo; 1336 my %todo;
1110 1337
… …
1130 1357
1131 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1358 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1359 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133 1360
1134 $ext{source} = 1361 $ext{source} =
1135 "package $pkg; use strict; use utf8;\n" 1362 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136 . "#line 1 \"$path\"\n{\n" 1363 . "#line 1 \"$path\"\n{\n"
1137 . $source 1364 . $source
1138 . "\n};\n1"; 1365 . "\n};\n1";
1139 1366
1140 $todo{$base} = \%ext; 1367 $todo{$base} = \%ext;
… …
1156 my $msg = $@ ? "$v->{path}: $@\n" 1383 my $msg = $@ ? "$v->{path}: $@\n"
1157 : "$v->{base}: extension inactive.\n"; 1384 : "$v->{base}: extension inactive.\n";
1158 1385
1159 if (exists $v->{meta}{mandatory}) { 1386 if (exists $v->{meta}{mandatory}) {
1160 warn $msg; 1387 warn $msg;
1161 warn "mandatory extension failed to load, exiting.\n"; 1388 cf::cleanup "mandatory extension failed to load, exiting.";
1162 exit 1;
1163 } 1389 }
1164 1390
1165 warn $msg; 1391 warn $msg;
1166 } 1392 }
1167 1393
… …
1181 1407
1182=back 1408=back
1183 1409
1184=head2 CORE EXTENSIONS 1410=head2 CORE EXTENSIONS
1185 1411
1186Functions and methods that extend core crossfire objects. 1412Functions and methods that extend core deliantra objects.
1187 1413
1188=cut 1414=cut
1189 1415
1190package cf::player; 1416package cf::player;
1191 1417
1192use Coro::AIO; 1418use Coro::AIO;
1193 1419
1194=head3 cf::player 1420=head3 cf::player
1195 1421
1196=over 4 1422=over 4
1423
1424=item cf::player::num_playing
1425
1426Returns the official number of playing players, as per the Crossfire metaserver rules.
1427
1428=cut
1429
1430sub num_playing {
1431 scalar grep
1432 $_->ob->map
1433 && !$_->hidden
1434 && !$_->ob->flag (cf::FLAG_WIZ),
1435 cf::player::list
1436}
1197 1437
1198=item cf::player::find $login 1438=item cf::player::find $login
1199 1439
1200Returns the given player object, loading it if necessary (might block). 1440Returns the given player object, loading it if necessary (might block).
1201 1441
… …
1220 1460
1221sub exists($) { 1461sub exists($) {
1222 my ($login) = @_; 1462 my ($login) = @_;
1223 1463
1224 $cf::PLAYER{$login} 1464 $cf::PLAYER{$login}
1225 or cf::sync_job { !aio_stat path $login } 1465 or !aio_stat path $login
1226} 1466}
1227 1467
1228sub find($) { 1468sub find($) {
1229 return $cf::PLAYER{$_[0]} || do { 1469 return $cf::PLAYER{$_[0]} || do {
1230 my $login = $_[0]; 1470 my $login = $_[0];
… …
1237 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1477 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1478 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1479 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240 aio_unlink +(playerdir $login) . "/$login.pl"; 1480 aio_unlink +(playerdir $login) . "/$login.pl";
1241 1481
1242 my $pl = load_pl path $login 1482 my $f = new_from_file cf::object::thawer path $login
1243 or return; 1483 or return;
1484
1485 my $pl = cf::player::load_pl $f
1486 or return;
1487
1488 local $cf::PLAYER_LOADING{$login} = $pl;
1489 $f->resolve_delayed_derefs;
1244 $cf::PLAYER{$login} = $pl 1490 $cf::PLAYER{$login} = $pl
1245 } 1491 }
1246 } 1492 }
1247} 1493}
1248 1494
… …
1257 return if $pl->{deny_save}; 1503 return if $pl->{deny_save};
1258 1504
1259 aio_mkdir playerdir $pl, 0770; 1505 aio_mkdir playerdir $pl, 0770;
1260 $pl->{last_save} = $cf::RUNTIME; 1506 $pl->{last_save} = $cf::RUNTIME;
1261 1507
1508 cf::get_slot 0.01;
1509
1262 $pl->save_pl ($path); 1510 $pl->save_pl ($path);
1263 Coro::cede; 1511 cf::cede_to_tick;
1264} 1512}
1265 1513
1266sub new($) { 1514sub new($) {
1267 my ($login) = @_; 1515 my ($login) = @_;
1268 1516
… …
1274 $cf::PLAYER{$login} = $self; 1522 $cf::PLAYER{$login} = $self;
1275 1523
1276 $self 1524 $self
1277} 1525}
1278 1526
1527=item $player->send_msg ($channel, $msg, $color, [extra...])
1528
1529=cut
1530
1531sub send_msg {
1532 my $ns = shift->ns
1533 or return;
1534 $ns->send_msg (@_);
1535}
1536
1279=item $pl->quit_character 1537=item $pl->quit_character
1280 1538
1281Nukes the player without looking back. If logged in, the connection will 1539Nukes the player without looking back. If logged in, the connection will
1282be destroyed. May block for a long time. 1540be destroyed. May block for a long time.
1283 1541
… …
1287 my ($pl) = @_; 1545 my ($pl) = @_;
1288 1546
1289 my $name = $pl->ob->name; 1547 my $name = $pl->ob->name;
1290 1548
1291 $pl->{deny_save} = 1; 1549 $pl->{deny_save} = 1;
1292 $pl->password ("*"); # this should lock out the player until we nuked the dir 1550 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1293 1551
1294 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1552 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295 $pl->deactivate; 1553 $pl->deactivate;
1554 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1555 $pl->ob->check_score;
1296 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1556 $pl->invoke (cf::EVENT_PLAYER_QUIT);
1297 $pl->ns->destroy if $pl->ns; 1557 $pl->ns->destroy if $pl->ns;
1298 1558
1299 my $path = playerdir $pl; 1559 my $path = playerdir $pl;
1300 my $temp = "$path~$cf::RUNTIME~deleting~"; 1560 my $temp = "$path~$cf::RUNTIME~deleting~";
… …
1336 or return []; 1596 or return [];
1337 1597
1338 my @logins; 1598 my @logins;
1339 1599
1340 for my $login (@$dirs) { 1600 for my $login (@$dirs) {
1601 my $path = path $login;
1602
1603 # a .pst is a dead give-away for a valid player
1604 # if no pst file found, open and chekc for blocked users
1605 if (aio_stat "$path.pst") {
1341 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1606 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342 aio_read $fh, 0, 512, my $buf, 0 or next; 1607 aio_read $fh, 0, 512, my $buf, 0 or next;
1343 $buf !~ /^password -------------$/m or next; # official not-valid tag 1608 $buf !~ /^password -------------$/m or next; # official not-valid tag
1609 }
1344 1610
1345 utf8::decode $login; 1611 utf8::decode $login;
1346 push @logins, $login; 1612 push @logins, $login;
1347 } 1613 }
1348 1614
… …
1375 } 1641 }
1376 1642
1377 \@paths 1643 \@paths
1378} 1644}
1379 1645
1380=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1646=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381 1647
1382Expand crossfire pod fragments into protocol xml. 1648Expand deliantra pod fragments into protocol xml.
1383 1649
1384=cut
1385
1386sub expand_cfpod {
1387 ((my $self), (local $_)) = @_;
1388
1389 # escape & and <
1390 s/&/&amp;/g;
1391 s/(?<![BIUGH])</&lt;/g;
1392
1393 # this is buggy, it needs to properly take care of nested <'s
1394
1395 1 while
1396 # replace B<>, I<>, U<> etc.
1397 s/B<([^\>]*)>/<b>$1<\/b>/
1398 || s/I<([^\>]*)>/<i>$1<\/i>/
1399 || s/U<([^\>]*)>/<u>$1<\/u>/
1400 # replace G<male|female> tags
1401 || s{G<([^>|]*)\|([^>]*)>}{
1402 $self->gender ? $2 : $1
1403 }ge
1404 # replace H<hint text>
1405 || s{H<([^\>]*)>}
1406 {
1407 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1408 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409 "")
1410 [$self->{hintmode}]
1411 }ge;
1412
1413 # create single paragraphs (very hackish)
1414 s/(?<=\S)\n(?=\w)/ /g;
1415
1416 # compress some whitespace
1417 s/\s+\n/\n/g; # ws line-ends
1418 s/\n\n+/\n/g; # double lines
1419 s/^\n+//; # beginning lines
1420 s/\n+$//; # ending lines
1421
1422 $_
1423}
1424
1425sub hintmode {
1426 $_[0]{hintmode} = $_[1] if @_ > 1;
1427 $_[0]{hintmode}
1428}
1429
1430=item $player->ext_reply ($msgid, %msg) 1650=item $player->ext_reply ($msgid, @msg)
1431 1651
1432Sends an ext reply to the player. 1652Sends an ext reply to the player.
1433 1653
1434=cut 1654=cut
1435 1655
1436sub ext_reply($$%) { 1656sub ext_reply($$@) {
1437 my ($self, $id, %msg) = @_; 1657 my ($self, $id, @msg) = @_;
1438 1658
1439 $msg{msgid} = $id; 1659 $self->ns->ext_reply ($id, @msg)
1440 $self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1441} 1660}
1442 1661
1443=item $player->ext_event ($type, %msg) 1662=item $player->ext_msg ($type, @msg)
1444 1663
1445Sends an ext event to the client. 1664Sends an ext event to the client.
1446 1665
1447=cut 1666=cut
1448 1667
1449sub ext_event($$%) { 1668sub ext_msg($$@) {
1450 my ($self, $type, %msg) = @_; 1669 my ($self, $type, @msg) = @_;
1451 1670
1452 $self->ns->ext_event ($type, %msg); 1671 $self->ns->ext_msg ($type, @msg);
1453} 1672}
1454 1673
1455=head3 cf::region 1674=head3 cf::region
1456 1675
1457=over 4 1676=over 4
… …
1470 my ($path) = @_; 1689 my ($path) = @_;
1471 1690
1472 my ($match, $specificity); 1691 my ($match, $specificity);
1473 1692
1474 for my $region (list) { 1693 for my $region (list) {
1475 if ($region->match && $path =~ $region->match) { 1694 if ($region->{match} && $path =~ $region->{match}) {
1476 ($match, $specificity) = ($region, $region->specificity) 1695 ($match, $specificity) = ($region, $region->specificity)
1477 if $region->specificity > $specificity; 1696 if $region->specificity > $specificity;
1478 } 1697 }
1479 } 1698 }
1480 1699
… …
1501our $MAX_RESET = 3600; 1720our $MAX_RESET = 3600;
1502our $DEFAULT_RESET = 3000; 1721our $DEFAULT_RESET = 3000;
1503 1722
1504sub generate_random_map { 1723sub generate_random_map {
1505 my ($self, $rmp) = @_; 1724 my ($self, $rmp) = @_;
1725
1726 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1727
1506 # mit "rum" bekleckern, nicht 1728 # mit "rum" bekleckern, nicht
1507 $self->_create_random_map ( 1729 $self->_create_random_map (
1508 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, 1730 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1509 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, 1731 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1510 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, 1732 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
… …
1600 $self->init; # pass $1 etc. 1822 $self->init; # pass $1 etc.
1601 return $self; 1823 return $self;
1602 } 1824 }
1603 } 1825 }
1604 1826
1605 Carp::carp "unable to resolve path '$path' (base '$base')."; 1827 Carp::cluck "unable to resolve path '$path' (base '$base').";
1606 () 1828 ()
1607} 1829}
1608 1830
1609sub init { 1831sub init {
1610 my ($self) = @_; 1832 my ($self) = @_;
… …
1632 1854
1633# the temporary/swap location 1855# the temporary/swap location
1634sub save_path { 1856sub save_path {
1635 my ($self) = @_; 1857 my ($self) = @_;
1636 1858
1637 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1859 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1638 "$TMPDIR/$path.map" 1860 "$TMPDIR/$path.map"
1639} 1861}
1640 1862
1641# the unique path, undef == no special unique path 1863# the unique path, undef == no special unique path
1642sub uniq_path { 1864sub uniq_path {
1643 my ($self) = @_; 1865 my ($self) = @_;
1644 1866
1645 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1867 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1646 "$UNIQUEDIR/$path" 1868 "$UNIQUEDIR/$path"
1647}
1648
1649# and all this just because we cannot iterate over
1650# all maps in C++...
1651sub change_all_map_light {
1652 my ($change) = @_;
1653
1654 $_->change_map_light ($change)
1655 for grep $_->outdoor, values %cf::MAP;
1656} 1869}
1657 1870
1658sub decay_objects { 1871sub decay_objects {
1659 my ($self) = @_; 1872 my ($self) = @_;
1660 1873
… …
1673 1886
1674sub load_header_from($) { 1887sub load_header_from($) {
1675 my ($self, $path) = @_; 1888 my ($self, $path) = @_;
1676 1889
1677 utf8::encode $path; 1890 utf8::encode $path;
1678 #aio_open $path, O_RDONLY, 0 1891 my $f = new_from_file cf::object::thawer $path
1679 # or return;
1680
1681 $self->_load_header ($path)
1682 or return; 1892 or return;
1893
1894 $self->_load_header ($f)
1895 or return;
1896
1897 local $MAP_LOADING{$self->{path}} = $self;
1898 $f->resolve_delayed_derefs;
1683 1899
1684 $self->{load_path} = $path; 1900 $self->{load_path} = $path;
1685 1901
1686 1 1902 1
1687} 1903}
… …
1741sub find { 1957sub find {
1742 my ($path, $origin) = @_; 1958 my ($path, $origin) = @_;
1743 1959
1744 $path = normalise $path, $origin && $origin->path; 1960 $path = normalise $path, $origin && $origin->path;
1745 1961
1962 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1746 cf::lock_wait "map_find:$path"; 1963 my $guard2 = cf::lock_acquire "map_find:$path";
1747 1964
1748 $cf::MAP{$path} || do { 1965 $cf::MAP{$path} || do {
1749 my $guard = cf::lock_acquire "map_find:$path";
1750 my $map = new_from_path cf::map $path 1966 my $map = new_from_path cf::map $path
1751 or return; 1967 or return;
1752 1968
1753 $map->{last_save} = $cf::RUNTIME; 1969 $map->{last_save} = $cf::RUNTIME;
1754 1970
… …
1756 or return; 1972 or return;
1757 1973
1758 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 1974 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1759 # doing this can freeze the server in a sync job, obviously 1975 # doing this can freeze the server in a sync job, obviously
1760 #$cf::WAIT_FOR_TICK->wait; 1976 #$cf::WAIT_FOR_TICK->wait;
1977 undef $guard2;
1978 undef $guard1;
1761 $map->reset; 1979 $map->reset;
1762 undef $guard;
1763 return find $path; 1980 return find $path;
1764 } 1981 }
1765 1982
1766 $cf::MAP{$path} = $map 1983 $cf::MAP{$path} = $map
1767 } 1984 }
… …
1776 local $self->{deny_reset} = 1; # loading can take a long time 1993 local $self->{deny_reset} = 1; # loading can take a long time
1777 1994
1778 my $path = $self->{path}; 1995 my $path = $self->{path};
1779 1996
1780 { 1997 {
1781 my $guard = cf::lock_acquire "map_load:$path"; 1998 my $guard = cf::lock_acquire "map_data:$path";
1782 1999
2000 return unless $self->valid;
1783 return if $self->in_memory != cf::MAP_SWAPPED; 2001 return unless $self->in_memory == cf::MAP_SWAPPED;
1784 2002
1785 $self->in_memory (cf::MAP_LOADING); 2003 $self->in_memory (cf::MAP_LOADING);
1786 2004
1787 $self->alloc; 2005 $self->alloc;
1788 2006
1789 $self->pre_load; 2007 $self->pre_load;
1790 Coro::cede; 2008 cf::cede_to_tick;
1791 2009
2010 my $f = new_from_file cf::object::thawer $self->{load_path};
2011 $f->skip_block;
1792 $self->_load_objects ($self->{load_path}, 1) 2012 $self->_load_objects ($f)
1793 or return; 2013 or return;
1794 2014
1795 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2015 $self->post_load_original
1796 if delete $self->{load_original}; 2016 if delete $self->{load_original};
1797 2017
1798 if (my $uniq = $self->uniq_path) { 2018 if (my $uniq = $self->uniq_path) {
1799 utf8::encode $uniq; 2019 utf8::encode $uniq;
1800 if (aio_open $uniq, O_RDONLY, 0) { 2020 unless (aio_stat $uniq) {
2021 if (my $f = new_from_file cf::object::thawer $uniq) {
1801 $self->clear_unique_items; 2022 $self->clear_unique_items;
1802 $self->_load_objects ($uniq, 0); 2023 $self->_load_objects ($f);
2024 $f->resolve_delayed_derefs;
2025 }
1803 } 2026 }
1804 } 2027 }
1805 2028
1806 Coro::cede; 2029 $f->resolve_delayed_derefs;
2030
2031 cf::cede_to_tick;
1807 # now do the right thing for maps 2032 # now do the right thing for maps
1808 $self->link_multipart_objects; 2033 $self->link_multipart_objects;
1809 $self->difficulty ($self->estimate_difficulty) 2034 $self->difficulty ($self->estimate_difficulty)
1810 unless $self->difficulty; 2035 unless $self->difficulty;
1811 Coro::cede; 2036 cf::cede_to_tick;
1812 2037
1813 unless ($self->{deny_activate}) { 2038 unless ($self->{deny_activate}) {
1814 $self->decay_objects; 2039 $self->decay_objects;
1815 $self->fix_auto_apply; 2040 $self->fix_auto_apply;
1816 $self->update_buttons; 2041 $self->update_buttons;
1817 Coro::cede; 2042 cf::cede_to_tick;
1818 $self->set_darkness_map;
1819 Coro::cede;
1820 $self->activate; 2043 $self->activate;
1821 } 2044 }
1822 2045
2046 $self->{last_save} = $cf::RUNTIME;
2047 $self->last_access ($cf::RUNTIME);
2048
1823 $self->in_memory (cf::MAP_IN_MEMORY); 2049 $self->in_memory (cf::MAP_ACTIVE);
1824 } 2050 }
1825 2051
1826 $self->post_load; 2052 $self->post_load;
1827} 2053}
1828 2054
… …
1837 2063
1838 $self 2064 $self
1839} 2065}
1840 2066
1841# find and load all maps in the 3x3 area around a map 2067# find and load all maps in the 3x3 area around a map
1842sub load_diag { 2068sub load_neighbours {
1843 my ($map) = @_; 2069 my ($map) = @_;
1844 2070
1845 my @diag; # diagonal neighbours 2071 my @neigh; # diagonal neighbours
1846 2072
1847 for (0 .. 3) { 2073 for (0 .. 3) {
1848 my $neigh = $map->tile_path ($_) 2074 my $neigh = $map->tile_path ($_)
1849 or next; 2075 or next;
1850 $neigh = find $neigh, $map 2076 $neigh = find $neigh, $map
1851 or next; 2077 or next;
1852 $neigh->load; 2078 $neigh->load;
1853 2079
2080 push @neigh,
1854 push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh], 2081 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1855 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2082 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1856 } 2083 }
1857 2084
1858 for (@diag) { 2085 for (grep defined $_->[0], @neigh) {
2086 my ($path, $origin) = @$_;
1859 my $neigh = find @$_ 2087 my $neigh = find $path, $origin
1860 or next; 2088 or next;
1861 $neigh->load; 2089 $neigh->load;
1862 } 2090 }
1863} 2091}
1864 2092
… …
1869} 2097}
1870 2098
1871sub do_load_sync { 2099sub do_load_sync {
1872 my ($map) = @_; 2100 my ($map) = @_;
1873 2101
2102 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
2103 if $Coro::current == $Coro::main;
2104
1874 cf::sync_job { $map->load }; 2105 cf::sync_job { $map->load };
1875} 2106}
1876 2107
1877our %MAP_PREFETCH; 2108our %MAP_PREFETCH;
1878our $MAP_PREFETCHER = undef; 2109our $MAP_PREFETCHER = undef;
1879 2110
1880sub find_async { 2111sub find_async {
1881 my ($path, $origin) = @_; 2112 my ($path, $origin, $load) = @_;
1882 2113
1883 $path = normalise $path, $origin && $origin->{path}; 2114 $path = normalise $path, $origin && $origin->{path};
1884 2115
1885 if (my $map = $cf::MAP{$path}) { 2116 if (my $map = $cf::MAP{$path}) {
1886 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2117 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1887 } 2118 }
1888 2119
1889 undef $MAP_PREFETCH{$path}; 2120 $MAP_PREFETCH{$path} |= $load;
2121
1890 $MAP_PREFETCHER ||= cf::async { 2122 $MAP_PREFETCHER ||= cf::async {
2123 $Coro::current->{desc} = "map prefetcher";
2124
1891 while (%MAP_PREFETCH) { 2125 while (%MAP_PREFETCH) {
1892 for my $path (keys %MAP_PREFETCH) { 2126 while (my ($k, $v) = each %MAP_PREFETCH) {
1893 my $map = find $path 2127 if (my $map = find $k) {
1894 or next;
1895 $map->load; 2128 $map->load if $v;
2129 }
1896 2130
1897 delete $MAP_PREFETCH{$path}; 2131 delete $MAP_PREFETCH{$k};
1898 } 2132 }
1899 } 2133 }
1900 undef $MAP_PREFETCHER; 2134 undef $MAP_PREFETCHER;
1901 }; 2135 };
1902 $MAP_PREFETCHER->prio (6); 2136 $MAP_PREFETCHER->prio (6);
… …
1905} 2139}
1906 2140
1907sub save { 2141sub save {
1908 my ($self) = @_; 2142 my ($self) = @_;
1909 2143
1910 my $lock = cf::lock_acquire "map_data:" . $self->path; 2144 my $lock = cf::lock_acquire "map_data:$self->{path}";
1911 2145
1912 $self->{last_save} = $cf::RUNTIME; 2146 $self->{last_save} = $cf::RUNTIME;
1913 2147
1914 return unless $self->dirty; 2148 return unless $self->dirty;
1915 2149
… …
1921 return if $self->{deny_save}; 2155 return if $self->{deny_save};
1922 2156
1923 local $self->{last_access} = $self->last_access;#d# 2157 local $self->{last_access} = $self->last_access;#d#
1924 2158
1925 cf::async { 2159 cf::async {
2160 $Coro::current->{desc} = "map player save";
1926 $_->contr->save for $self->players; 2161 $_->contr->save for $self->players;
1927 }; 2162 };
2163
2164 cf::get_slot 0.02;
1928 2165
1929 if ($uniq) { 2166 if ($uniq) {
1930 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2167 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1931 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2168 $self->_save_objects ($uniq, cf::IO_UNIQUES);
1932 } else { 2169 } else {
… …
1938 my ($self) = @_; 2175 my ($self) = @_;
1939 2176
1940 # save first because save cedes 2177 # save first because save cedes
1941 $self->save; 2178 $self->save;
1942 2179
1943 my $lock = cf::lock_acquire "map_data:" . $self->path; 2180 my $lock = cf::lock_acquire "map_data:$self->{path}";
1944 2181
1945 return if $self->players; 2182 return if $self->players;
1946 return if $self->in_memory != cf::MAP_IN_MEMORY; 2183 return if $self->in_memory != cf::MAP_ACTIVE;
1947 return if $self->{deny_save}; 2184 return if $self->{deny_save};
1948 2185
2186 $self->in_memory (cf::MAP_SWAPPED);
2187
2188 $self->deactivate;
2189 $_->clear_links_to ($self) for values %cf::MAP;
1949 $self->clear; 2190 $self->clear;
1950 $self->in_memory (cf::MAP_SWAPPED);
1951} 2191}
1952 2192
1953sub reset_at { 2193sub reset_at {
1954 my ($self) = @_; 2194 my ($self) = @_;
1955 2195
… …
1987 if $uniq; 2227 if $uniq;
1988 } 2228 }
1989 2229
1990 delete $cf::MAP{$self->path}; 2230 delete $cf::MAP{$self->path};
1991 2231
2232 $self->deactivate;
2233 $_->clear_links_to ($self) for values %cf::MAP;
1992 $self->clear; 2234 $self->clear;
1993
1994 $_->clear_links_to ($self) for values %cf::MAP;
1995 2235
1996 $self->unlink_save; 2236 $self->unlink_save;
1997 $self->destroy; 2237 $self->destroy;
1998} 2238}
1999 2239
2000my $nuke_counter = "aaaa"; 2240my $nuke_counter = "aaaa";
2001 2241
2002sub nuke { 2242sub nuke {
2003 my ($self) = @_; 2243 my ($self) = @_;
2004 2244
2245 {
2246 my $lock = cf::lock_acquire "map_data:$self->{path}";
2247
2005 delete $cf::MAP{$self->path}; 2248 delete $cf::MAP{$self->path};
2006 2249
2007 $self->unlink_save; 2250 $self->unlink_save;
2008 2251
2009 bless $self, "cf::map"; 2252 bless $self, "cf::map";
2010 delete $self->{deny_reset}; 2253 delete $self->{deny_reset};
2011 $self->{deny_save} = 1; 2254 $self->{deny_save} = 1;
2012 $self->reset_timeout (1); 2255 $self->reset_timeout (1);
2013 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2256 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2014 2257
2015 $cf::MAP{$self->path} = $self; 2258 $cf::MAP{$self->path} = $self;
2259 }
2016 2260
2017 $self->reset; # polite request, might not happen 2261 $self->reset; # polite request, might not happen
2018} 2262}
2019 2263
2020=item $maps = cf::map::tmp_maps 2264=item $maps = cf::map::tmp_maps
… …
2062 2306
2063sub unique_maps() { 2307sub unique_maps() {
2064 [ 2308 [
2065 map { 2309 map {
2066 utf8::decode $_; 2310 utf8::decode $_;
2067 /\.map$/ 2311 s/\.map$//; # TODO future compatibility hack
2312 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2313 ? ()
2068 ? normalise $_ 2314 : normalise $_
2069 : ()
2070 } @{ aio_readdir $UNIQUEDIR or [] } 2315 } @{ aio_readdir $UNIQUEDIR or [] }
2071 ] 2316 ]
2072} 2317}
2073 2318
2074package cf;
2075
2076=back 2319=back
2077 2320
2078=head3 cf::object 2321=head3 cf::object
2079 2322
2080=cut 2323=cut
… …
2083 2326
2084=over 4 2327=over 4
2085 2328
2086=item $ob->inv_recursive 2329=item $ob->inv_recursive
2087 2330
2088Returns the inventory of the object _and_ their inventories, recursively. 2331Returns the inventory of the object I<and> their inventories, recursively,
2332but I<not> the object itself.
2089 2333
2090=cut 2334=cut
2091 2335
2092sub inv_recursive_; 2336sub inv_recursive_;
2093sub inv_recursive_ { 2337sub inv_recursive_ {
… …
2096 2340
2097sub inv_recursive { 2341sub inv_recursive {
2098 inv_recursive_ inv $_[0] 2342 inv_recursive_ inv $_[0]
2099} 2343}
2100 2344
2345=item $ref = $ob->ref
2346
2347Creates and returns a persistent reference to an object that can be stored as a string.
2348
2349=item $ob = cf::object::deref ($refstring)
2350
2351returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2352even if the object actually exists. May block.
2353
2354=cut
2355
2356sub deref {
2357 my ($ref) = @_;
2358
2359 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2360 my ($uuid, $name) = ($1, $2);
2361 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2362 or return;
2363 $pl->ob->uuid eq $uuid
2364 or return;
2365
2366 $pl->ob
2367 } else {
2368 warn "$ref: cannot resolve object reference\n";
2369 undef
2370 }
2371}
2372
2101package cf; 2373package cf;
2102 2374
2103=back 2375=back
2104 2376
2105=head3 cf::object::player 2377=head3 cf::object::player
… …
2111Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2383Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2112can be C<undef>. Does the right thing when the player is currently in a 2384can be C<undef>. Does the right thing when the player is currently in a
2113dialogue with the given NPC character. 2385dialogue with the given NPC character.
2114 2386
2115=cut 2387=cut
2388
2389our $SAY_CHANNEL = {
2390 id => "say",
2391 title => "Map",
2392 reply => "say ",
2393 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2394};
2395
2396our $CHAT_CHANNEL = {
2397 id => "chat",
2398 title => "Chat",
2399 reply => "chat ",
2400 tooltip => "Player chat and shouts, global to the server.",
2401};
2116 2402
2117# rough implementation of a future "reply" method that works 2403# rough implementation of a future "reply" method that works
2118# with dialog boxes. 2404# with dialog boxes.
2119#TODO: the first argument must go, split into a $npc->reply_to ( method 2405#TODO: the first argument must go, split into a $npc->reply_to ( method
2120sub cf::object::player::reply($$$;$) { 2406sub cf::object::player::reply($$$;$) {
… …
2127 2413
2128 } else { 2414 } else {
2129 my $pl = $self->contr; 2415 my $pl = $self->contr;
2130 2416
2131 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) { 2417 if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2132 my $diag = $pl->{npc_dialog}; 2418 my $dialog = $pl->{npc_dialog};
2133 $diag->{pl}->ext_reply ( 2419 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2134 $diag->{id},
2135 msgtype => "reply",
2136 msg => $diag->{pl}->expand_cfpod ($msg),
2137 add_topics => []
2138 );
2139 2420
2140 } else { 2421 } else {
2141 $msg = $npc->name . " says: $msg" if $npc; 2422 $msg = $npc->name . " says: $msg" if $npc;
2142 $self->message ($msg, $flags); 2423 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2143 } 2424 }
2144 } 2425 }
2426}
2427
2428=item $object->send_msg ($channel, $msg, $color, [extra...])
2429
2430=cut
2431
2432sub cf::object::send_msg {
2433 my $pl = shift->contr
2434 or return;
2435 $pl->send_msg (@_);
2145} 2436}
2146 2437
2147=item $player_object->may ("access") 2438=item $player_object->may ("access")
2148 2439
2149Returns wether the given player is authorized to access resource "access" 2440Returns wether the given player is authorized to access resource "access"
… …
2162 2453
2163=item $player_object->enter_link 2454=item $player_object->enter_link
2164 2455
2165Freezes the player and moves him/her to a special map (C<{link}>). 2456Freezes the player and moves him/her to a special map (C<{link}>).
2166 2457
2167The player should be reasonably safe there for short amounts of time. You 2458The player should be reasonably safe there for short amounts of time (e.g.
2168I<MUST> call C<leave_link> as soon as possible, though. 2459for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2460though, as the palyer cannot control the character while it is on the link
2461map.
2169 2462
2170Will never block. 2463Will never block.
2171 2464
2172=item $player_object->leave_link ($map, $x, $y) 2465=item $player_object->leave_link ($map, $x, $y)
2173 2466
… …
2228 # use -1 or undef as default coordinates, not 0, 0 2521 # use -1 or undef as default coordinates, not 0, 0
2229 ($x, $y) = ($map->enter_x, $map->enter_y) 2522 ($x, $y) = ($map->enter_x, $map->enter_y)
2230 if $x <=0 && $y <= 0; 2523 if $x <=0 && $y <= 0;
2231 2524
2232 $map->load; 2525 $map->load;
2233 $map->load_diag; 2526 $map->load_neighbours;
2234 2527
2235 return unless $self->contr->active; 2528 return unless $self->contr->active;
2529 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
2236 $self->activate_recursive; 2530 $self->activate_recursive;
2237 2531
2238 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2532 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239 $self->enter_map ($map, $x, $y); 2533 $self->enter_map ($map, $x, $y);
2240} 2534}
2241 2535
2242=item $player_object->goto ($path, $x, $y[, $check->($map)]) 2536=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2243 2537
2244Moves the player to the given map-path and coordinates by first freezing 2538Moves the player to the given map-path and coordinates by first freezing
2245her, loading and preparing them map, calling the provided $check callback 2539her, loading and preparing them map, calling the provided $check callback
2246that has to return the map if sucecssful, and then unfreezes the player on 2540that has to return the map if sucecssful, and then unfreezes the player on
2247the new (success) or old (failed) map position. 2541the new (success) or old (failed) map position. In either case, $done will
2542be called at the end of this process.
2543
2544Note that $check will be called with a potentially non-loaded map, so if
2545it needs a loaded map it has to call C<< ->load >>.
2248 2546
2249=cut 2547=cut
2250 2548
2251our $GOTOGEN; 2549our $GOTOGEN;
2252 2550
2253sub cf::object::player::goto { 2551sub cf::object::player::goto {
2254 my ($self, $path, $x, $y, $check) = @_; 2552 my ($self, $path, $x, $y, $check, $done) = @_;
2255 2553
2256 # do generation counting so two concurrent goto's will be executed in-order 2554 # do generation counting so two concurrent goto's will be executed in-order
2257 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2555 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258 2556
2259 $self->enter_link; 2557 $self->enter_link;
2260 2558
2261 (async { 2559 (async {
2560 $Coro::current->{desc} = "player::goto $path $x $y";
2561
2562 # *tag paths override both path and x|y
2563 if ($path =~ /^\*(.*)$/) {
2564 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2565 my $ob = $obs[rand @obs];
2566
2567 # see if we actually can go there
2568 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2569 $ob = $obs[rand @obs];
2570 } else {
2571 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2572 }
2573 # else put us there anyways for now #d#
2574
2575 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2576 } else {
2577 ($path, $x, $y) = (undef, undef, undef);
2578 }
2579 }
2580
2262 my $map = eval { 2581 my $map = eval {
2263 my $map = cf::map::find $path; 2582 my $map = defined $path ? cf::map::find $path : undef;
2264 2583
2265 if ($map) { 2584 if ($map) {
2266 $map = $map->customise_for ($self); 2585 $map = $map->customise_for ($self);
2267 $map = $check->($map) if $check && $map; 2586 $map = $check->($map) if $check && $map;
2268 } else { 2587 } else {
2269 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2588 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270 } 2589 }
2271 2590
2272 $map 2591 $map
2273 }; 2592 };
2274 2593
… …
2279 2598
2280 if ($gen == $self->{_goto_generation}) { 2599 if ($gen == $self->{_goto_generation}) {
2281 delete $self->{_goto_generation}; 2600 delete $self->{_goto_generation};
2282 $self->leave_link ($map, $x, $y); 2601 $self->leave_link ($map, $x, $y);
2283 } 2602 }
2603
2604 $done->() if $done;
2284 })->prio (1); 2605 })->prio (1);
2285} 2606}
2286 2607
2287=item $player_object->enter_exit ($exit_object) 2608=item $player_object->enter_exit ($exit_object)
2288 2609
… …
2308} 2629}
2309 2630
2310sub prepare_random_map { 2631sub prepare_random_map {
2311 my ($exit) = @_; 2632 my ($exit) = @_;
2312 2633
2313 my $guard = cf::lock_acquire "exit_prepare:$exit";
2314
2315 # all this does is basically replace the /! path by 2634 # all this does is basically replace the /! path by
2316 # a new random map path (?random/...) with a seed 2635 # a new random map path (?random/...) with a seed
2317 # that depends on the exit object 2636 # that depends on the exit object
2318 2637
2319 my $rmp = parse_random_map_params $exit->msg; 2638 my $rmp = parse_random_map_params $exit->msg;
… …
2321 if ($exit->map) { 2640 if ($exit->map) {
2322 $rmp->{region} = $exit->region->name; 2641 $rmp->{region} = $exit->region->name;
2323 $rmp->{origin_map} = $exit->map->path; 2642 $rmp->{origin_map} = $exit->map->path;
2324 $rmp->{origin_x} = $exit->x; 2643 $rmp->{origin_x} = $exit->x;
2325 $rmp->{origin_y} = $exit->y; 2644 $rmp->{origin_y} = $exit->y;
2645
2646 $exit->map->touch;
2326 } 2647 }
2327 2648
2328 $rmp->{random_seed} ||= $exit->random_seed; 2649 $rmp->{random_seed} ||= $exit->random_seed;
2329 2650
2330 my $data = cf::to_json $rmp; 2651 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2331 my $md5 = Digest::MD5::md5_hex $data; 2652 my $md5 = Digest::MD5::md5_hex $data;
2332 my $meta = "$RANDOMDIR/$md5.meta"; 2653 my $meta = "$RANDOMDIR/$md5.meta";
2333 2654
2334 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2655 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335 aio_write $fh, 0, (length $data), $data, 0; 2656 aio_write $fh, 0, (length $data), $data, 0;
2336 undef $fh; 2657 undef $fh;
2337 aio_rename "$meta~", $meta; 2658 aio_rename "$meta~", $meta;
2338 2659
2660 my $slaying = "?random/$md5";
2661
2662 if ($exit->valid) {
2339 $exit->slaying ("?random/$md5"); 2663 $exit->slaying ("?random/$md5");
2340 $exit->msg (undef); 2664 $exit->msg (undef);
2665 }
2341 } 2666 }
2342} 2667}
2343 2668
2344sub cf::object::player::enter_exit { 2669sub cf::object::player::enter_exit {
2345 my ($self, $exit) = @_; 2670 my ($self, $exit) = @_;
2346 2671
2347 return unless $self->type == cf::PLAYER; 2672 return unless $self->type == cf::PLAYER;
2348 2673
2349 if ($exit->slaying eq "/!") {
2350 #TODO: this should de-fi-ni-te-ly not be a sync-job
2351 # the problem is that $exit might not survive long enough
2352 # so it needs to be done right now, right here
2353 cf::sync_job { prepare_random_map $exit };
2354 }
2355
2356 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2357 my $hp = $exit->stats->hp;
2358 my $sp = $exit->stats->sp;
2359
2360 $self->enter_link; 2674 $self->enter_link;
2361 2675
2362 # if exit is damned, update players death & WoR home-position
2363 $self->contr->savebed ($slaying, $hp, $sp)
2364 if $exit->flag (FLAG_DAMNED);
2365
2366 (async { 2676 (async {
2367 $self->deactivate_recursive; # just to be sure 2677 $Coro::current->{desc} = "enter_exit";
2678
2368 unless (eval { 2679 unless (eval {
2680 $self->deactivate_recursive; # just to be sure
2681
2682 # random map handling
2683 {
2684 my $guard = cf::lock_acquire "exit_prepare:$exit";
2685
2686 prepare_random_map $exit
2687 if $exit->slaying eq "/!";
2688 }
2689
2690 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2691 my $x = $exit->stats->hp;
2692 my $y = $exit->stats->sp;
2693
2369 $self->goto ($slaying, $hp, $sp); 2694 $self->goto ($map, $x, $y);
2370 2695
2696 # if exit is damned, update players death & WoR home-position
2697 $self->contr->savebed ($map, $x, $y)
2698 if $exit->flag (cf::FLAG_DAMNED);
2699
2371 1; 2700 1
2372 }) { 2701 }) {
2373 $self->message ("Something went wrong deep within the crossfire server. " 2702 $self->message ("Something went wrong deep within the deliantra server. "
2374 . "I'll try to bring you back to the map you were before. " 2703 . "I'll try to bring you back to the map you were before. "
2375 . "Please report this to the dungeon master!", 2704 . "Please report this to the dungeon master!",
2376 cf::NDI_UNIQUE | cf::NDI_RED); 2705 cf::NDI_UNIQUE | cf::NDI_RED);
2377 2706
2378 warn "ERROR in enter_exit: $@"; 2707 warn "ERROR in enter_exit: $@";
… …
2397 2726
2398 utf8::encode $text; 2727 utf8::encode $text;
2399 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2728 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2400} 2729}
2401 2730
2402=item $client->send_msg ($color, $type, $msg, [extra...]) 2731=item $client->send_msg ($channel, $msg, $color, [extra...])
2403 2732
2404Send a drawinfo or msg packet to the client, formatting the msg for the 2733Send a drawinfo or msg packet to the client, formatting the msg for the
2405client if neccessary. C<$type> should be a string identifying the type of 2734client if neccessary. C<$type> should be a string identifying the type of
2406the message, with C<log> being the default. If C<$color> is negative, suppress 2735the message, with C<log> being the default. If C<$color> is negative, suppress
2407the message unless the client supports the msg packet. 2736the message unless the client supports the msg packet.
2408 2737
2409=cut 2738=cut
2410 2739
2740# non-persistent channels (usually the info channel)
2741our %CHANNEL = (
2742 "c/identify" => {
2743 id => "infobox",
2744 title => "Identify",
2745 reply => undef,
2746 tooltip => "Items recently identified",
2747 },
2748 "c/examine" => {
2749 id => "infobox",
2750 title => "Examine",
2751 reply => undef,
2752 tooltip => "Signs and other items you examined",
2753 },
2754 "c/book" => {
2755 id => "infobox",
2756 title => "Book",
2757 reply => undef,
2758 tooltip => "The contents of a note or book",
2759 },
2760 "c/lookat" => {
2761 id => "infobox",
2762 title => "Look",
2763 reply => undef,
2764 tooltip => "What you saw there",
2765 },
2766 "c/who" => {
2767 id => "infobox",
2768 title => "Players",
2769 reply => undef,
2770 tooltip => "Shows players who are currently online",
2771 },
2772 "c/body" => {
2773 id => "infobox",
2774 title => "Body Parts",
2775 reply => undef,
2776 tooltip => "Shows which body parts you posess and are available",
2777 },
2778 "c/statistics" => {
2779 id => "infobox",
2780 title => "Statistics",
2781 reply => undef,
2782 tooltip => "Shows your primary statistics",
2783 },
2784 "c/skills" => {
2785 id => "infobox",
2786 title => "Skills",
2787 reply => undef,
2788 tooltip => "Shows your experience per skill and item power",
2789 },
2790 "c/shopitems" => {
2791 id => "infobox",
2792 title => "Shop Items",
2793 reply => undef,
2794 tooltip => "Shows the items currently for sale in this shop",
2795 },
2796 "c/resistances" => {
2797 id => "infobox",
2798 title => "Resistances",
2799 reply => undef,
2800 tooltip => "Shows your resistances",
2801 },
2802 "c/pets" => {
2803 id => "infobox",
2804 title => "Pets",
2805 reply => undef,
2806 tooltip => "Shows information abotu your pets/a specific pet",
2807 },
2808 "c/perceiveself" => {
2809 id => "infobox",
2810 title => "Perceive Self",
2811 reply => undef,
2812 tooltip => "You gained detailed knowledge about yourself",
2813 },
2814 "c/uptime" => {
2815 id => "infobox",
2816 title => "Uptime",
2817 reply => undef,
2818 tooltip => "How long the server has been running since last restart",
2819 },
2820 "c/mapinfo" => {
2821 id => "infobox",
2822 title => "Map Info",
2823 reply => undef,
2824 tooltip => "Information related to the maps",
2825 },
2826 "c/party" => {
2827 id => "party",
2828 title => "Party",
2829 reply => "gsay ",
2830 tooltip => "Messages and chat related to your party",
2831 },
2832 "c/death" => {
2833 id => "death",
2834 title => "Death",
2835 reply => undef,
2836 tooltip => "Reason for and more info about your most recent death",
2837 },
2838 "c/say" => $SAY_CHANNEL,
2839 "c/chat" => $CHAT_CHANNEL,
2840);
2841
2411sub cf::client::send_msg { 2842sub cf::client::send_msg {
2412 my ($self, $color, $type, $msg, @extra) = @_; 2843 my ($self, $channel, $msg, $color, @extra) = @_;
2413 2844
2414 $msg = $self->pl->expand_cfpod ($msg); 2845 $msg = $self->pl->expand_cfpod ($msg)
2846 unless $color & cf::NDI_VERBATIM;
2847
2848 $color &= cf::NDI_CLIENT_MASK; # just in case...
2849
2850 # check predefined channels, for the benefit of C
2851 if ($CHANNEL{$channel}) {
2852 $channel = $CHANNEL{$channel};
2853
2854 $self->ext_msg (channel_info => $channel);
2855 $channel = $channel->{id};
2856
2857 } elsif (ref $channel) {
2858 # send meta info to client, if not yet sent
2859 unless (exists $self->{channel}{$channel->{id}}) {
2860 $self->{channel}{$channel->{id}} = $channel;
2861 $self->ext_msg (channel_info => $channel);
2862 }
2863
2864 $channel = $channel->{id};
2865 }
2415 2866
2416 return unless @extra || length $msg; 2867 return unless @extra || length $msg;
2417 2868
2418 if ($self->can_msg) { 2869 # default colour, mask it out
2419 $self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra])); 2870 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2420 } else { 2871 if $color & cf::NDI_DEF;
2421 # replace some tags by gcfclient-compatible ones
2422 for ($msg) {
2423 1 while
2424 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2425 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2426 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2427 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2428 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2429 }
2430 2872
2431 if ($color >= 0) { 2873 my $pkt = "msg "
2432 if (0 && $msg =~ /\[/) { 2874 . $self->{json_coder}->encode (
2433 $self->send_packet ("drawextinfo $color 4 0 $msg") 2875 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2434 } else { 2876 );
2435 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2436 $self->send_packet ("drawinfo $color $msg")
2437 }
2438 }
2439 }
2440}
2441 2877
2878 # try lzf for large packets
2879 $pkt = "lzf " . Compress::LZF::compress $pkt
2880 if 1024 <= length $pkt and $self->{can_lzf};
2881
2882 # split very large packets
2883 if (8192 < length $pkt and $self->{can_lzf}) {
2884 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2885 $pkt = "frag";
2886 }
2887
2888 $self->send_packet ($pkt);
2889}
2890
2442=item $client->ext_event ($type, %msg) 2891=item $client->ext_msg ($type, @msg)
2443 2892
2444Sends an ext event to the client. 2893Sends an ext event to the client.
2445 2894
2446=cut 2895=cut
2447 2896
2448sub cf::client::ext_event($$%) { 2897sub cf::client::ext_msg($$@) {
2449 my ($self, $type, %msg) = @_; 2898 my ($self, $type, @msg) = @_;
2450 2899
2900 if ($self->extcmd == 2) {
2901 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2902 } elsif ($self->extcmd == 1) { # TODO: remove
2451 $msg{msgtype} = "event_$type"; 2903 push @msg, msgtype => "event_$type";
2452 $self->send_packet ("ext " . $self->{json_coder}->encode (\%msg)); 2904 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2905 }
2906}
2907
2908=item $client->ext_reply ($msgid, @msg)
2909
2910Sends an ext reply to the client.
2911
2912=cut
2913
2914sub cf::client::ext_reply($$@) {
2915 my ($self, $id, @msg) = @_;
2916
2917 if ($self->extcmd == 2) {
2918 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2919 } elsif ($self->extcmd == 1) {
2920 #TODO: version 1, remove
2921 unshift @msg, msgtype => "reply", msgid => $id;
2922 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2923 }
2453} 2924}
2454 2925
2455=item $success = $client->query ($flags, "text", \&cb) 2926=item $success = $client->query ($flags, "text", \&cb)
2456 2927
2457Queues a query to the client, calling the given callback with 2928Queues a query to the client, calling the given callback with
… …
2512 my ($ns, $buf) = @_; 2983 my ($ns, $buf) = @_;
2513 2984
2514 my $msg = eval { $ns->{json_coder}->decode ($buf) }; 2985 my $msg = eval { $ns->{json_coder}->decode ($buf) };
2515 2986
2516 if (ref $msg) { 2987 if (ref $msg) {
2988 my ($type, $reply, @payload) =
2989 "ARRAY" eq ref $msg
2990 ? @$msg
2991 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2992
2993 my @reply;
2994
2517 if (my $cb = $EXTICMD{$msg->{msgtype}}) { 2995 if (my $cb = $EXTICMD{$type}) {
2518 if (my %reply = $cb->($ns, $msg)) { 2996 @reply = $cb->($ns, @payload);
2519 $reply{msgid} = $msg->{msgid};
2520 $ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2521 }
2522 } 2997 }
2998
2999 $ns->ext_reply ($reply, @reply)
3000 if $reply;
3001
2523 } else { 3002 } else {
2524 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3003 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2525 } 3004 }
2526 3005
2527 cf::override; 3006 cf::override;
… …
2574our $safe = new Safe "safe"; 3053our $safe = new Safe "safe";
2575our $safe_hole = new Safe::Hole; 3054our $safe_hole = new Safe::Hole;
2576 3055
2577$SIG{FPE} = 'IGNORE'; 3056$SIG{FPE} = 'IGNORE';
2578 3057
2579$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); 3058$safe->permit_only (Opcode::opset qw(
3059 :base_core :base_mem :base_orig :base_math
3060 grepstart grepwhile mapstart mapwhile
3061 sort time
3062));
2580 3063
2581# here we export the classes and methods available to script code 3064# here we export the classes and methods available to script code
2582 3065
2583=pod 3066=pod
2584 3067
2585The following functions and methods are available within a safe environment: 3068The following functions and methods are available within a safe environment:
2586 3069
2587 cf::object contr pay_amount pay_player map 3070 cf::object
3071 contr pay_amount pay_player map x y force_find force_add destroy
3072 insert remove name archname title slaying race decrease split
3073 value
3074
2588 cf::object::player player 3075 cf::object::player
2589 cf::player peaceful 3076 player
2590 cf::map trigger 3077
3078 cf::player
3079 peaceful
3080
3081 cf::map
3082 trigger
2591 3083
2592=cut 3084=cut
2593 3085
2594for ( 3086for (
2595 ["cf::object" => qw(contr pay_amount pay_player map)], 3087 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3088 insert remove inv nrof name archname title slaying race
3089 decrease split destroy change_exp value msg lore send_msg)],
2596 ["cf::object::player" => qw(player)], 3090 ["cf::object::player" => qw(player)],
2597 ["cf::player" => qw(peaceful)], 3091 ["cf::player" => qw(peaceful send_msg)],
2598 ["cf::map" => qw(trigger)], 3092 ["cf::map" => qw(trigger)],
2599) { 3093) {
2600 no strict 'refs'; 3094 no strict 'refs';
2601 my ($pkg, @funs) = @$_; 3095 my ($pkg, @funs) = @$_;
2602 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3096 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
… …
2619 my ($code, %vars) = @_; 3113 my ($code, %vars) = @_;
2620 3114
2621 my $qcode = $code; 3115 my $qcode = $code;
2622 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3116 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2623 $qcode =~ s/\n/\\n/g; 3117 $qcode =~ s/\n/\\n/g;
3118
3119 %vars = (_dummy => 0) unless %vars;
2624 3120
2625 local $_; 3121 local $_;
2626 local @safe::cf::_safe_eval_args = values %vars; 3122 local @safe::cf::_safe_eval_args = values %vars;
2627 3123
2628 my $eval = 3124 my $eval =
… …
2676# the server's init and main functions 3172# the server's init and main functions
2677 3173
2678sub load_facedata($) { 3174sub load_facedata($) {
2679 my ($path) = @_; 3175 my ($path) = @_;
2680 3176
3177 # HACK to clear player env face cache, we need some signal framework
3178 # for this (global event?)
3179 %ext::player_env::MUSIC_FACE_CACHE = ();
3180
3181 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3182
2681 warn "loading facedata from $path\n"; 3183 warn "loading facedata from $path\n";
2682 3184
2683 my $facedata; 3185 my $facedata;
2684 0 < aio_load $path, $facedata 3186 0 < aio_load $path, $facedata
2685 or die "$path: $!"; 3187 or die "$path: $!";
… …
2687 $facedata = Coro::Storable::thaw $facedata; 3189 $facedata = Coro::Storable::thaw $facedata;
2688 3190
2689 $facedata->{version} == 2 3191 $facedata->{version} == 2
2690 or cf::cleanup "$path: version mismatch, cannot proceed."; 3192 or cf::cleanup "$path: version mismatch, cannot proceed.";
2691 3193
3194 # patch in the exptable
3195 $facedata->{resource}{"res/exp_table"} = {
3196 type => FT_RSRC,
3197 data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3198 };
3199 cf::cede_to_tick;
3200
2692 { 3201 {
2693 my $faces = $facedata->{faceinfo}; 3202 my $faces = $facedata->{faceinfo};
2694 3203
2695 while (my ($face, $info) = each %$faces) { 3204 while (my ($face, $info) = each %$faces) {
2696 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3205 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3206
2697 cf::face::set $idx, $info->{visibility}, $info->{magicmap}; 3207 cf::face::set_visibility $idx, $info->{visibility};
3208 cf::face::set_magicmap $idx, $info->{magicmap};
2698 cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32}; 3209 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2699 cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64}; 3210 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2700 Coro::cede; 3211
3212 cf::cede_to_tick;
2701 } 3213 }
2702 3214
2703 while (my ($face, $info) = each %$faces) { 3215 while (my ($face, $info) = each %$faces) {
2704 next unless $info->{smooth}; 3216 next unless $info->{smooth};
3217
2705 my $idx = cf::face::find $face 3218 my $idx = cf::face::find $face
2706 or next; 3219 or next;
3220
2707 if (my $smooth = cf::face::find $info->{smooth}) { 3221 if (my $smooth = cf::face::find $info->{smooth}) {
3222 cf::face::set_smooth $idx, $smooth;
2708 cf::face::set_smooth $idx, $smooth, $info->{smoothlevel}; 3223 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2709 } else { 3224 } else {
2710 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3225 warn "smooth face '$info->{smooth}' not found for face '$face'";
2711 } 3226 }
2712 Coro::cede; 3227
3228 cf::cede_to_tick;
2713 } 3229 }
2714 } 3230 }
2715 3231
2716 { 3232 {
2717 my $anims = $facedata->{animinfo}; 3233 my $anims = $facedata->{animinfo};
2718 3234
2719 while (my ($anim, $info) = each %$anims) { 3235 while (my ($anim, $info) = each %$anims) {
2720 cf::anim::set $anim, $info->{frames}, $info->{facings}; 3236 cf::anim::set $anim, $info->{frames}, $info->{facings};
2721 Coro::cede; 3237 cf::cede_to_tick;
2722 } 3238 }
2723 3239
2724 cf::anim::invalidate_all; # d'oh 3240 cf::anim::invalidate_all; # d'oh
2725 } 3241 }
2726 3242
3243 {
3244 # TODO: for gcfclient pleasure, we should give resources
3245 # that gcfclient doesn't grok a >10000 face index.
3246 my $res = $facedata->{resource};
3247
3248 while (my ($name, $info) = each %$res) {
3249 if (defined $info->{type}) {
3250 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3251 my $data;
3252
3253 if ($info->{type} & 1) {
3254 # prepend meta info
3255
3256 my $meta = $enc->encode ({
3257 name => $name,
3258 %{ $info->{meta} || {} },
3259 });
3260
3261 $data = pack "(w/a*)*", $meta, $info->{data};
3262 } else {
3263 $data = $info->{data};
3264 }
3265
3266 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3267 cf::face::set_type $idx, $info->{type};
3268 } else {
3269 $RESOURCE{$name} = $info;
3270 }
3271
3272 cf::cede_to_tick;
3273 }
3274 }
3275
3276 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3277
2727 1 3278 1
2728} 3279}
2729 3280
3281cf::global->attach (on_resource_update => sub {
3282 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3283 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3284
3285 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3286 my $sound = $soundconf->{compat}[$_]
3287 or next;
3288
3289 my $face = cf::face::find "sound/$sound->[1]";
3290 cf::sound::set $sound->[0] => $face;
3291 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3292 }
3293
3294 while (my ($k, $v) = each %{$soundconf->{event}}) {
3295 my $face = cf::face::find "sound/$v";
3296 cf::sound::set $k => $face;
3297 }
3298 }
3299});
3300
3301register_exticmd fx_want => sub {
3302 my ($ns, $want) = @_;
3303
3304 while (my ($k, $v) = each %$want) {
3305 $ns->fx_want ($k, $v);
3306 }
3307};
3308
3309sub load_resource_file($) {
3310 my $guard = lock_acquire "load_resource_file";
3311
3312 my $status = load_resource_file_ $_[0];
3313 get_slot 0.1, 100;
3314 cf::arch::commit_load;
3315
3316 $status
3317}
3318
2730sub reload_regions { 3319sub reload_regions {
3320 # HACK to clear player env face cache, we need some signal framework
3321 # for this (global event?)
3322 %ext::player_env::MUSIC_FACE_CACHE = ();
3323
2731 load_resource_file "$MAPDIR/regions" 3324 load_resource_file "$MAPDIR/regions"
2732 or die "unable to load regions file\n"; 3325 or die "unable to load regions file\n";
3326
3327 for (cf::region::list) {
3328 $_->{match} = qr/$_->{match}/
3329 if exists $_->{match};
3330 }
2733} 3331}
2734 3332
2735sub reload_facedata { 3333sub reload_facedata {
2736 load_facedata "$DATADIR/facedata" 3334 load_facedata "$DATADIR/facedata"
2737 or die "unable to load facedata\n"; 3335 or die "unable to load facedata\n";
2738} 3336}
2739 3337
2740sub reload_archetypes { 3338sub reload_archetypes {
2741 load_resource_file "$DATADIR/archetypes" 3339 load_resource_file "$DATADIR/archetypes"
2742 or die "unable to load archetypes\n"; 3340 or die "unable to load archetypes\n";
2743 #d# NEED to laod twice to resolve forward references
2744 # this really needs to be done in an extra post-pass
2745 # (which needs to be synchronous, so solve it differently)
2746 load_resource_file "$DATADIR/archetypes"
2747 or die "unable to load archetypes\n";
2748} 3341}
2749 3342
2750sub reload_treasures { 3343sub reload_treasures {
2751 load_resource_file "$DATADIR/treasures" 3344 load_resource_file "$DATADIR/treasures"
2752 or die "unable to load treasurelists\n"; 3345 or die "unable to load treasurelists\n";
2753} 3346}
2754 3347
2755sub reload_resources { 3348sub reload_resources {
2756 warn "reloading resource files...\n"; 3349 warn "reloading resource files...\n";
2757 3350
3351 reload_facedata;
3352 reload_archetypes;
2758 reload_regions; 3353 reload_regions;
2759 reload_facedata;
2760 #reload_archetypes;#d#
2761 reload_archetypes;
2762 reload_treasures; 3354 reload_treasures;
2763 3355
2764 warn "finished reloading resource files\n"; 3356 warn "finished reloading resource files\n";
2765} 3357}
2766 3358
2767sub init { 3359sub reload_config {
2768 reload_resources;
2769}
2770
2771sub cfg_load {
2772 open my $fh, "<:utf8", "$CONFDIR/config" 3360 open my $fh, "<:utf8", "$CONFDIR/config"
2773 or return; 3361 or return;
2774 3362
2775 local $/; 3363 local $/;
2776 *CFG = YAML::Syck::Load <$fh>; 3364 *CFG = YAML::Load <$fh>;
2777 3365
2778 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3366 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2779 3367
2780 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3368 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2781 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3369 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
… …
2787 }; 3375 };
2788 warn $@ if $@; 3376 warn $@ if $@;
2789 } 3377 }
2790} 3378}
2791 3379
3380sub pidfile() {
3381 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3382 or die "$PIDFILE: $!";
3383 flock $fh, &Fcntl::LOCK_EX
3384 or die "$PIDFILE: flock: $!";
3385 $fh
3386}
3387
3388# make sure only one server instance is running at any one time
3389sub atomic {
3390 my $fh = pidfile;
3391
3392 my $pid = <$fh>;
3393 kill 9, $pid if $pid > 0;
3394
3395 seek $fh, 0, 0;
3396 print $fh $$;
3397}
3398
2792sub main { 3399sub main {
3400 cf::init_globals; # initialise logging
3401
3402 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3403 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3404 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3405 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3406
3407 cf::init_experience;
3408 cf::init_anim;
3409 cf::init_attackmess;
3410 cf::init_dynamic;
3411
3412 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3413
2793 # we must not ever block the main coroutine 3414 # we must not ever block the main coroutine
2794 local $Coro::idle = sub { 3415 local $Coro::idle = sub {
2795 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3416 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2796 (async { 3417 (async {
2797 Event::one_event; 3418 $Coro::current->{desc} = "IDLE BUG HANDLER";
3419 EV::loop EV::LOOP_ONESHOT;
2798 })->prio (Coro::PRIO_MAX); 3420 })->prio (Coro::PRIO_MAX);
2799 }; 3421 };
2800 3422
2801 cfg_load; 3423 evthread_start IO::AIO::poll_fileno;
3424
3425 cf::sync_job {
3426 reload_resources;
3427 reload_config;
2802 db_init; 3428 db_init;
3429
3430 cf::load_settings;
3431 cf::load_materials;
3432 cf::init_uuid;
3433 cf::init_signals;
3434 cf::init_commands;
3435 cf::init_skills;
3436
3437 cf::init_beforeplay;
3438
3439 atomic;
3440
2803 load_extensions; 3441 load_extensions;
2804 3442
2805 $TICK_WATCHER->start; 3443 utime time, time, $RUNTIMEFILE;
3444
3445 # no (long-running) fork's whatsoever before this point(!)
3446 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3447
3448 (pop @POST_INIT)->(0) while @POST_INIT;
3449 };
3450
2806 Event::loop; 3451 EV::loop;
2807} 3452}
2808 3453
2809############################################################################# 3454#############################################################################
2810# initialisation and cleanup 3455# initialisation and cleanup
2811 3456
2812# install some emergency cleanup handlers 3457# install some emergency cleanup handlers
2813BEGIN { 3458BEGIN {
3459 our %SIGWATCHER = ();
2814 for my $signal (qw(INT HUP TERM)) { 3460 for my $signal (qw(INT HUP TERM)) {
2815 Event->signal ( 3461 $SIGWATCHER{$signal} = EV::signal $signal, sub {
2816 reentrant => 0,
2817 data => WF_AUTOCANCEL,
2818 signal => $signal,
2819 prio => 0,
2820 cb => sub {
2821 cf::cleanup "SIG$signal"; 3462 cf::cleanup "SIG$signal";
2822 },
2823 ); 3463 };
2824 } 3464 }
2825} 3465}
2826 3466
2827sub write_runtime { 3467sub write_runtime_sync {
2828 my $runtime = "$LOCALDIR/runtime";
2829
2830 # first touch the runtime file to show we are still running: 3468 # first touch the runtime file to show we are still running:
2831 # the fsync below can take a very very long time. 3469 # the fsync below can take a very very long time.
2832 3470
2833 IO::AIO::aio_utime $runtime, undef, undef; 3471 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2834 3472
2835 my $guard = cf::lock_acquire "write_runtime"; 3473 my $guard = cf::lock_acquire "write_runtime";
2836 3474
2837 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3475 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2838 or return; 3476 or return;
2839 3477
2840 my $value = $cf::RUNTIME + 90 + 10; 3478 my $value = $cf::RUNTIME + 90 + 10;
2841 # 10 is the runtime save interval, for a monotonic clock 3479 # 10 is the runtime save interval, for a monotonic clock
2842 # 60 allows for the watchdog to kill the server. 3480 # 60 allows for the watchdog to kill the server.
… …
2852 aio_utime $fh, undef, undef; 3490 aio_utime $fh, undef, undef;
2853 3491
2854 close $fh 3492 close $fh
2855 or return; 3493 or return;
2856 3494
2857 aio_rename "$runtime~", $runtime 3495 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2858 and return; 3496 and return;
2859 3497
2860 warn "runtime file written.\n"; 3498 warn "runtime file written.\n";
2861 3499
2862 1 3500 1
3501}
3502
3503our $uuid_lock;
3504our $uuid_skip;
3505
3506sub write_uuid_sync($) {
3507 $uuid_skip ||= $_[0];
3508
3509 return if $uuid_lock;
3510 local $uuid_lock = 1;
3511
3512 my $uuid = "$LOCALDIR/uuid";
3513
3514 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3515 or return;
3516
3517 my $value = uuid_seq uuid_cur;
3518
3519 unless ($value) {
3520 warn "cowardly refusing to write zero uuid value!\n";
3521 return;
3522 }
3523
3524 my $value = uuid_str $value + $uuid_skip;
3525 $uuid_skip = 0;
3526
3527 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3528 and return;
3529
3530 # always fsync - this file is important
3531 aio_fsync $fh
3532 and return;
3533
3534 close $fh
3535 or return;
3536
3537 aio_rename "$uuid~", $uuid
3538 and return;
3539
3540 warn "uuid file written ($value).\n";
3541
3542 1
3543
3544}
3545
3546sub write_uuid($$) {
3547 my ($skip, $sync) = @_;
3548
3549 $sync ? write_uuid_sync $skip
3550 : async { write_uuid_sync $skip };
2863} 3551}
2864 3552
2865sub emergency_save() { 3553sub emergency_save() {
2866 my $freeze_guard = cf::freeze_mainloop; 3554 my $freeze_guard = cf::freeze_mainloop;
2867 3555
2868 warn "enter emergency perl save\n"; 3556 warn "emergency_perl_save: enter\n";
2869 3557
2870 cf::sync_job { 3558 cf::sync_job {
3559 # this is a trade-off: we want to be very quick here, so
3560 # save all maps without fsync, and later call a global sync
3561 # (which in turn might be very very slow)
3562 local $USE_FSYNC = 0;
3563
2871 # use a peculiar iteration method to avoid tripping on perl 3564 # use a peculiar iteration method to avoid tripping on perl
2872 # refcount bugs in for. also avoids problems with players 3565 # refcount bugs in for. also avoids problems with players
2873 # and maps saved/destroyed asynchronously. 3566 # and maps saved/destroyed asynchronously.
2874 warn "begin emergency player save\n"; 3567 warn "emergency_perl_save: begin player save\n";
2875 for my $login (keys %cf::PLAYER) { 3568 for my $login (keys %cf::PLAYER) {
2876 my $pl = $cf::PLAYER{$login} or next; 3569 my $pl = $cf::PLAYER{$login} or next;
2877 $pl->valid or next; 3570 $pl->valid or next;
3571 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2878 $pl->save; 3572 $pl->save;
2879 } 3573 }
2880 warn "end emergency player save\n"; 3574 warn "emergency_perl_save: end player save\n";
2881 3575
2882 warn "begin emergency map save\n"; 3576 warn "emergency_perl_save: begin map save\n";
2883 for my $path (keys %cf::MAP) { 3577 for my $path (keys %cf::MAP) {
2884 my $map = $cf::MAP{$path} or next; 3578 my $map = $cf::MAP{$path} or next;
2885 $map->valid or next; 3579 $map->valid or next;
2886 $map->save; 3580 $map->save;
2887 } 3581 }
2888 warn "end emergency map save\n"; 3582 warn "emergency_perl_save: end map save\n";
2889 3583
2890 warn "begin emergency database checkpoint\n"; 3584 warn "emergency_perl_save: begin database checkpoint\n";
2891 BDB::db_env_txn_checkpoint $DB_ENV; 3585 BDB::db_env_txn_checkpoint $DB_ENV;
2892 warn "end emergency database checkpoint\n"; 3586 warn "emergency_perl_save: end database checkpoint\n";
3587
3588 warn "emergency_perl_save: begin write uuid\n";
3589 write_uuid_sync 1;
3590 warn "emergency_perl_save: end write uuid\n";
2893 }; 3591 };
2894 3592
3593 warn "emergency_perl_save: starting sync()\n";
3594 IO::AIO::aio_sync sub {
3595 warn "emergency_perl_save: finished sync()\n";
3596 };
3597
2895 warn "leave emergency perl save\n"; 3598 warn "emergency_perl_save: leave\n";
2896} 3599}
2897 3600
2898sub post_cleanup { 3601sub post_cleanup {
2899 my ($make_core) = @_; 3602 my ($make_core) = @_;
2900 3603
2901 warn Carp::longmess "post_cleanup backtrace" 3604 warn Carp::longmess "post_cleanup backtrace"
2902 if $make_core; 3605 if $make_core;
3606
3607 my $fh = pidfile;
3608 unlink $PIDFILE if <$fh> == $$;
3609}
3610
3611# a safer delete_package, copied from Symbol
3612sub clear_package($) {
3613 my $pkg = shift;
3614
3615 # expand to full symbol table name if needed
3616 unless ($pkg =~ /^main::.*::$/) {
3617 $pkg = "main$pkg" if $pkg =~ /^::/;
3618 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3619 $pkg .= '::' unless $pkg =~ /::$/;
3620 }
3621
3622 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3623 my $stem_symtab = *{$stem}{HASH};
3624
3625 defined $stem_symtab and exists $stem_symtab->{$leaf}
3626 or return;
3627
3628 # clear all symbols
3629 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3630 for my $name (keys %$leaf_symtab) {
3631 _gv_clear *{"$pkg$name"};
3632# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3633 }
3634 warn "cleared package $pkg\n";#d#
2903} 3635}
2904 3636
2905sub do_reload_perl() { 3637sub do_reload_perl() {
2906 # can/must only be called in main 3638 # can/must only be called in main
2907 if ($Coro::current != $Coro::main) { 3639 if ($Coro::current != $Coro::main) {
2908 warn "can only reload from main coroutine"; 3640 warn "can only reload from main coroutine";
2909 return; 3641 return;
2910 } 3642 }
2911 3643
3644 return if $RELOAD++;
3645
3646 my $t1 = EV::time;
3647
3648 while ($RELOAD) {
2912 warn "reloading..."; 3649 warn "reloading...";
2913 3650
2914 warn "entering sync_job"; 3651 warn "entering sync_job";
2915 3652
2916 cf::sync_job { 3653 cf::sync_job {
2917 cf::write_runtime; # external watchdog should not bark 3654 cf::write_runtime_sync; # external watchdog should not bark
2918 cf::emergency_save; 3655 cf::emergency_save;
2919 cf::write_runtime; # external watchdog should not bark 3656 cf::write_runtime_sync; # external watchdog should not bark
2920 3657
2921 warn "syncing database to disk"; 3658 warn "syncing database to disk";
2922 BDB::db_env_txn_checkpoint $DB_ENV; 3659 BDB::db_env_txn_checkpoint $DB_ENV;
2923 3660
2924 # if anything goes wrong in here, we should simply crash as we already saved 3661 # if anything goes wrong in here, we should simply crash as we already saved
2925 3662
2926 warn "cancelling all WF_AUTOCANCEL watchers";
2927 for (Event::all_watchers) {
2928 $_->cancel if $_->data & WF_AUTOCANCEL;
2929 }
2930
2931 warn "flushing outstanding aio requests"; 3663 warn "flushing outstanding aio requests";
2932 for (;;) {
2933 BDB::flush;
2934 IO::AIO::flush;
2935 Coro::cede;
2936 last unless IO::AIO::nreqs || BDB::nreqs; 3664 while (IO::AIO::nreqs || BDB::nreqs) {
2937 warn "iterate..."; 3665 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2938 }
2939
2940 ++$RELOAD;
2941
2942 warn "cancelling all extension coros";
2943 $_->cancel for values %EXT_CORO;
2944 %EXT_CORO = ();
2945
2946 warn "removing commands";
2947 %COMMAND = ();
2948
2949 warn "removing ext/exti commands";
2950 %EXTCMD = ();
2951 %EXTICMD = ();
2952
2953 warn "unloading/nuking all extensions";
2954 for my $pkg (@EXTS) {
2955 warn "... unloading $pkg";
2956
2957 if (my $cb = $pkg->can ("unload")) {
2958 eval {
2959 $cb->($pkg);
2960 1
2961 } or warn "$pkg unloaded, but with errors: $@";
2962 } 3666 }
2963 3667
2964 warn "... nuking $pkg"; 3668 warn "cancelling all extension coros";
2965 Symbol::delete_package $pkg; 3669 $_->cancel for values %EXT_CORO;
2966 } 3670 %EXT_CORO = ();
2967 3671
2968 warn "unloading all perl modules loaded from $LIBDIR"; 3672 warn "removing commands";
2969 while (my ($k, $v) = each %INC) { 3673 %COMMAND = ();
2970 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2971 3674
3675 warn "removing ext/exti commands";
3676 %EXTCMD = ();
3677 %EXTICMD = ();
3678
3679 warn "unloading/nuking all extensions";
3680 for my $pkg (@EXTS) {
2972 warn "... unloading $k"; 3681 warn "... unloading $pkg";
2973 delete $INC{$k};
2974 3682
2975 $k =~ s/\.pm$//;
2976 $k =~ s/\//::/g;
2977
2978 if (my $cb = $k->can ("unload_module")) { 3683 if (my $cb = $pkg->can ("unload")) {
3684 eval {
2979 $cb->(); 3685 $cb->($pkg);
3686 1
3687 } or warn "$pkg unloaded, but with errors: $@";
3688 }
3689
3690 warn "... clearing $pkg";
3691 clear_package $pkg;
2980 } 3692 }
2981 3693
2982 Symbol::delete_package $k; 3694 warn "unloading all perl modules loaded from $LIBDIR";
3695 while (my ($k, $v) = each %INC) {
3696 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3697
3698 warn "... unloading $k";
3699 delete $INC{$k};
3700
3701 $k =~ s/\.pm$//;
3702 $k =~ s/\//::/g;
3703
3704 if (my $cb = $k->can ("unload_module")) {
3705 $cb->();
3706 }
3707
3708 clear_package $k;
2983 } 3709 }
2984 3710
2985 warn "getting rid of safe::, as good as possible"; 3711 warn "getting rid of safe::, as good as possible";
2986 Symbol::delete_package "safe::$_" 3712 clear_package "safe::$_"
2987 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3713 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2988 3714
2989 warn "unloading cf.pm \"a bit\""; 3715 warn "unloading cf.pm \"a bit\"";
2990 delete $INC{"cf.pm"}; 3716 delete $INC{"cf.pm"};
2991 delete $INC{"cf/pod.pm"}; 3717 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2992 3718
2993 # don't, removes xs symbols, too, 3719 # don't, removes xs symbols, too,
2994 # and global variables created in xs 3720 # and global variables created in xs
2995 #Symbol::delete_package __PACKAGE__; 3721 #clear_package __PACKAGE__;
2996 3722
2997 warn "unload completed, starting to reload now"; 3723 warn "unload completed, starting to reload now";
2998 3724
2999 warn "reloading cf.pm"; 3725 warn "reloading cf.pm";
3000 require cf; 3726 require cf;
3001 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3727 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3002 3728
3003 warn "loading config and database again"; 3729 warn "loading config and database again";
3004 cf::cfg_load; 3730 cf::reload_config;
3005 3731
3006 warn "loading extensions"; 3732 warn "loading extensions";
3007 cf::load_extensions; 3733 cf::load_extensions;
3008 3734
3735 if ($REATTACH_ON_RELOAD) {
3009 warn "reattaching attachments to objects/players"; 3736 warn "reattaching attachments to objects/players";
3010 _global_reattach; # objects, sockets 3737 _global_reattach; # objects, sockets
3011 warn "reattaching attachments to maps"; 3738 warn "reattaching attachments to maps";
3012 reattach $_ for values %MAP; 3739 reattach $_ for values %MAP;
3013 warn "reattaching attachments to players"; 3740 warn "reattaching attachments to players";
3014 reattach $_ for values %PLAYER; 3741 reattach $_ for values %PLAYER;
3742 }
3015 3743
3744 warn "running post_init jobs";
3745 (pop @POST_INIT)->(1) while @POST_INIT;
3746
3016 warn "leaving sync_job"; 3747 warn "leaving sync_job";
3017 3748
3018 1 3749 1
3019 } or do { 3750 } or do {
3020 warn $@; 3751 warn $@;
3021 warn "error while reloading, exiting."; 3752 cf::cleanup "error while reloading, exiting.";
3022 exit 1;
3023 }; 3753 };
3024 3754
3025 warn "reloaded"; 3755 warn "reloaded";
3756 --$RELOAD;
3757 }
3758
3759 $t1 = EV::time - $t1;
3760 warn "reload completed in ${t1}s\n";
3026}; 3761};
3027 3762
3028our $RELOAD_WATCHER; # used only during reload 3763our $RELOAD_WATCHER; # used only during reload
3029 3764
3030sub reload_perl() { 3765sub reload_perl() {
3031 # doing reload synchronously and two reloads happen back-to-back, 3766 # doing reload synchronously and two reloads happen back-to-back,
3032 # coro crashes during coro_state_free->destroy here. 3767 # coro crashes during coro_state_free->destroy here.
3033 3768
3034 $RELOAD_WATCHER ||= Event->timer ( 3769 $RELOAD_WATCHER ||= cf::async {
3035 reentrant => 0, 3770 Coro::AIO::aio_wait cache_extensions;
3036 after => 0, 3771
3037 data => WF_AUTOCANCEL, 3772 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3038 cb => sub {
3039 do_reload_perl; 3773 do_reload_perl;
3040 undef $RELOAD_WATCHER; 3774 undef $RELOAD_WATCHER;
3041 }, 3775 };
3042 ); 3776 };
3043} 3777}
3044 3778
3045register_command "reload" => sub { 3779register_command "reload" => sub {
3046 my ($who, $arg) = @_; 3780 my ($who, $arg) = @_;
3047 3781
3048 if ($who->flag (FLAG_WIZ)) { 3782 if ($who->flag (FLAG_WIZ)) {
3049 $who->message ("reloading server."); 3783 $who->message ("reloading server.");
3784 async {
3785 $Coro::current->{desc} = "perl_reload";
3050 async { reload_perl }; 3786 reload_perl;
3787 };
3051 } 3788 }
3052}; 3789};
3053 3790
3054unshift @INC, $LIBDIR; 3791unshift @INC, $LIBDIR;
3055 3792
… …
3057 3794
3058our @WAIT_FOR_TICK; 3795our @WAIT_FOR_TICK;
3059our @WAIT_FOR_TICK_BEGIN; 3796our @WAIT_FOR_TICK_BEGIN;
3060 3797
3061sub wait_for_tick { 3798sub wait_for_tick {
3062 return unless $TICK_WATCHER->is_active;
3063 return if $Coro::current == $Coro::main; 3799 return if tick_inhibit || $Coro::current == $Coro::main;
3064 3800
3065 my $signal = new Coro::Signal; 3801 my $signal = new Coro::Signal;
3066 push @WAIT_FOR_TICK, $signal; 3802 push @WAIT_FOR_TICK, $signal;
3067 $signal->wait; 3803 $signal->wait;
3068} 3804}
3069 3805
3070sub wait_for_tick_begin { 3806sub wait_for_tick_begin {
3071 return unless $TICK_WATCHER->is_active;
3072 return if $Coro::current == $Coro::main; 3807 return if tick_inhibit || $Coro::current == $Coro::main;
3073 3808
3074 my $signal = new Coro::Signal; 3809 my $signal = new Coro::Signal;
3075 push @WAIT_FOR_TICK_BEGIN, $signal; 3810 push @WAIT_FOR_TICK_BEGIN, $signal;
3076 $signal->wait; 3811 $signal->wait;
3077} 3812}
3078 3813
3079 my $min = 1e6;#d# 3814sub tick {
3080 my $avg = 10;
3081$TICK_WATCHER = Event->timer (
3082 reentrant => 0,
3083 parked => 1,
3084 prio => 0,
3085 at => $NEXT_TICK || $TICK,
3086 data => WF_AUTOCANCEL,
3087 cb => sub {
3088 if ($Coro::current != $Coro::main) { 3815 if ($Coro::current != $Coro::main) {
3089 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 3816 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3090 unless ++$bug_warning > 10; 3817 unless ++$bug_warning > 10;
3091 return; 3818 return;
3092 } 3819 }
3093 3820
3094 $NOW = $tick_start = Event::time;
3095
3096 cf::server_tick; # one server iteration 3821 cf::server_tick; # one server iteration
3097 3822
3098 0 && sync_job {#d# 3823 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3099 for(1..10) { 3824 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3100 my $t = Event::time; 3825 Coro::async_pool {
3101 my $map = my $map = new_from_path cf::map "/tmp/x.map" 3826 $Coro::current->{desc} = "runtime saver";
3102 or die; 3827 write_runtime_sync
3103 3828 or warn "ERROR: unable to write runtime file: $!";
3104 $map->width (50);
3105 $map->height (50);
3106 $map->alloc;
3107 $map->_load_objects ("/tmp/x.map", 1);
3108 my $t = Event::time - $t;
3109
3110 #next unless $t < 0.0013;#d#
3111 if ($t < $min) {
3112 $min = $t;
3113 }
3114 $avg = $avg * 0.99 + $t * 0.01;
3115 }
3116 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3117 exit 0;
3118 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3119 }; 3829 };
3830 }
3120 3831
3121 $RUNTIME += $TICK;
3122 $NEXT_TICK += $TICK;
3123
3124 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3125 $NEXT_RUNTIME_WRITE = $NOW + 10;
3126 Coro::async_pool {
3127 write_runtime
3128 or warn "ERROR: unable to write runtime file: $!";
3129 };
3130 }
3131
3132# my $AFTER = Event::time;
3133# warn $AFTER - $NOW;#d#
3134
3135 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 3832 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3136 $sig->send; 3833 $sig->send;
3137 } 3834 }
3138 while (my $sig = shift @WAIT_FOR_TICK) { 3835 while (my $sig = shift @WAIT_FOR_TICK) {
3139 $sig->send; 3836 $sig->send;
3140 } 3837 }
3141 3838
3142 $NOW = Event::time; 3839 $LOAD = ($NOW - $TICK_START) / $TICK;
3143
3144 # if we are delayed by four ticks or more, skip them all
3145 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3146
3147 $TICK_WATCHER->at ($NEXT_TICK);
3148 $TICK_WATCHER->start;
3149
3150 $LOAD = ($NOW - $tick_start) / $TICK;
3151 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 3840 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3152 3841
3153 _post_tick; 3842 if (0) {
3154 3843 if ($NEXT_TICK) {
3155 3844 my $jitter = $TICK_START - $NEXT_TICK;
3845 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
3846 warn "jitter $JITTER\n";#d#
3847 }
3156 }, 3848 }
3157); 3849}
3158 3850
3159{ 3851{
3160 BDB::max_poll_time $TICK * 0.1; 3852 # configure BDB
3161 $BDB_POLL_WATCHER = Event->io ( 3853
3162 reentrant => 0,
3163 fd => BDB::poll_fileno,
3164 poll => 'r',
3165 prio => 0,
3166 data => WF_AUTOCANCEL,
3167 cb => \&BDB::poll_cb,
3168 );
3169 BDB::min_parallel 8; 3854 BDB::min_parallel 8;
3170 3855 BDB::max_poll_reqs $TICK * 0.1;
3171 BDB::set_sync_prepare { 3856 $AnyEvent::BDB::WATCHER->priority (1);
3172 my $status;
3173 my $current = $Coro::current;
3174 (
3175 sub {
3176 $status = $!;
3177 $current->ready; undef $current;
3178 },
3179 sub {
3180 Coro::schedule while defined $current;
3181 $! = $status;
3182 },
3183 )
3184 };
3185 3857
3186 unless ($DB_ENV) { 3858 unless ($DB_ENV) {
3187 $DB_ENV = BDB::db_env_create; 3859 $DB_ENV = BDB::db_env_create;
3860 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3861 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
3862 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3863 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3864 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3188 3865
3189 cf::sync_job { 3866 cf::sync_job {
3190 eval { 3867 eval {
3191 BDB::db_env_open 3868 BDB::db_env_open
3192 $DB_ENV, 3869 $DB_ENV,
… …
3194 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 3871 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3195 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 3872 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3196 0666; 3873 0666;
3197 3874
3198 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 3875 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3199
3200 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3201 $DB_ENV->set_lk_detect;
3202 }; 3876 };
3203 3877
3204 cf::cleanup "db_env_open(db): $@" if $@; 3878 cf::cleanup "db_env_open(db): $@" if $@;
3205 }; 3879 };
3206 } 3880 }
3881
3882 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3883 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3884 };
3885 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3886 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3887 };
3888 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3889 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3890 };
3207} 3891}
3208 3892
3209{ 3893{
3894 # configure IO::AIO
3895
3210 IO::AIO::min_parallel 8; 3896 IO::AIO::min_parallel 8;
3211
3212 undef $Coro::AIO::WATCHER;
3213 IO::AIO::max_poll_time $TICK * 0.1; 3897 IO::AIO::max_poll_time $TICK * 0.1;
3214 $AIO_POLL_WATCHER = Event->io ( 3898 undef $AnyEvent::AIO::WATCHER;
3215 reentrant => 0,
3216 data => WF_AUTOCANCEL,
3217 fd => IO::AIO::poll_fileno,
3218 poll => 'r',
3219 prio => 6,
3220 cb => \&IO::AIO::poll_cb,
3221 );
3222} 3899}
3223 3900
3224my $_log_backtrace; 3901my $_log_backtrace;
3225 3902
3226sub _log_backtrace { 3903sub _log_backtrace {
… …
3229 $msg =~ s/\n//; 3906 $msg =~ s/\n//;
3230 3907
3231 # limit the # of concurrent backtraces 3908 # limit the # of concurrent backtraces
3232 if ($_log_backtrace < 2) { 3909 if ($_log_backtrace < 2) {
3233 ++$_log_backtrace; 3910 ++$_log_backtrace;
3911 my $perl_bt = Carp::longmess $msg;
3234 async { 3912 async {
3913 $Coro::current->{desc} = "abt $msg";
3914
3235 my @bt = fork_call { 3915 my @bt = fork_call {
3236 @addr = map { sprintf "%x", $_ } @addr; 3916 @addr = map { sprintf "%x", $_ } @addr;
3237 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 3917 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3238 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 3918 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3239 or die "addr2line: $!"; 3919 or die "addr2line: $!";
… …
3247 } 3927 }
3248 3928
3249 @funcs 3929 @funcs
3250 }; 3930 };
3251 3931
3252 LOG llevInfo, "[ABT] $msg\n"; 3932 LOG llevInfo, "[ABT] $perl_bt\n";
3933 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3253 LOG llevInfo, "[ABT] $_\n" for @bt; 3934 LOG llevInfo, "[ABT] $_\n" for @bt;
3254 --$_log_backtrace; 3935 --$_log_backtrace;
3255 }; 3936 };
3256 } else { 3937 } else {
3257 LOG llevInfo, "[ABT] $msg\n"; 3938 LOG llevInfo, "[ABT] $msg\n";
3258 LOG llevInfo, "[ABT] [suppressed]\n"; 3939 LOG llevInfo, "[ABT] [suppressed]\n";
3259 } 3940 }
3260} 3941}
3261 3942
3262# load additional modules 3943# load additional modules
3263use cf::pod; 3944require "cf/$_.pm" for @EXTRA_MODULES;
3264 3945
3265END { cf::emergency_save } 3946END { cf::emergency_save }
3266 3947
32671 39481
3268 3949

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