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Revision 1.336 by root, Tue Aug 21 00:31:18 2007 UTC vs.
Revision 1.558 by root, Tue Oct 5 22:35:30 2010 UTC

1#
2# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3#
4# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5#
6# Deliantra is free software: you can redistribute it and/or modify it under
7# the terms of the Affero GNU General Public License as published by the
8# Free Software Foundation, either version 3 of the License, or (at your
9# 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 Affero GNU General Public License
17# and the GNU General Public License along with this program. If not, see
18# <http://www.gnu.org/licenses/>.
19#
20# The authors can be reached via e-mail to <support@deliantra.net>
21#
22
1package cf; 23package cf;
2 24
3use utf8; 25use common::sense;
4use strict;
5 26
6use Symbol; 27use Symbol;
7use List::Util; 28use List::Util;
8use Socket; 29use Socket;
9use Storable; 30use EV;
10use Event;
11use Opcode; 31use Opcode;
12use Safe; 32use Safe;
13use Safe::Hole; 33use Safe::Hole;
34use Storable ();
35use Carp ();
14 36
37use Guard ();
15use Coro 3.64 (); 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;
24use Coro::Util (); 51use Coro::Util ();
25 52
26use JSON::XS 1.4 (); 53use JSON::XS 2.01 ();
27use BDB (); 54use BDB ();
28use Data::Dumper; 55use Data::Dumper;
29use Digest::MD5;
30use Fcntl; 56use Fcntl;
31use YAML::Syck (); 57use YAML::XS ();
32use IO::AIO 2.32 (); 58use IO::AIO ();
33use Time::HiRes; 59use Time::HiRes;
34use Compress::LZF; 60use Compress::LZF;
35use Digest::MD5 (); 61use Digest::MD5 ();
62
63AnyEvent::detect;
36 64
37# configure various modules to our taste 65# configure various modules to our taste
38# 66#
39$Storable::canonical = 1; # reduce rsync transfers 67$Storable::canonical = 1; # reduce rsync transfers
40Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 68Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
69
70$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
71
72# make sure c-lzf reinitialises itself
73Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 74Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42 75
43$Event::Eval = 1; # no idea why this is required, but it is 76# strictly for debugging
44 77$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46$YAML::Syck::ImplicitUnicode = 1;
47
48$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49 78
50sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 79sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
80
81our @ORIG_INC;
51 82
52our %COMMAND = (); 83our %COMMAND = ();
53our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
54 85
55our @EXTS = (); # list of extension package names 86our @EXTS = (); # list of extension package names
56our %EXTCMD = (); 87our %EXTCMD = ();
57our %EXTICMD = (); 88our %EXTICMD = ();
58our %EXT_CORO = (); # coroutines bound to extensions 89our %EXT_CORO = (); # coroutines bound to extensions
59our %EXT_MAP = (); # pluggable maps 90our %EXT_MAP = (); # pluggable maps
60 91
61our $RELOAD; # number of reloads so far 92our $RELOAD; # number of reloads so far, non-zero while in reload
62our @EVENT; 93our @EVENT;
94our @REFLECT; # set by XS
95our %REFLECT; # set by us
63 96
64our $CONFDIR = confdir; 97our $CONFDIR = confdir;
65our $DATADIR = datadir; 98our $DATADIR = datadir;
66our $LIBDIR = "$DATADIR/ext"; 99our $LIBDIR = "$DATADIR/ext";
67our $PODDIR = "$DATADIR/pod"; 100our $PODDIR = "$DATADIR/pod";
68our $MAPDIR = "$DATADIR/" . mapdir; 101our $MAPDIR = "$DATADIR/" . mapdir;
69our $LOCALDIR = localdir; 102our $LOCALDIR = localdir;
70our $TMPDIR = "$LOCALDIR/" . tmpdir; 103our $TMPDIR = "$LOCALDIR/" . tmpdir;
71our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 104our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72our $PLAYERDIR = "$LOCALDIR/" . playerdir; 105our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73our $RANDOMDIR = "$LOCALDIR/random"; 106our $RANDOMDIR = "$LOCALDIR/random";
74our $BDBDIR = "$LOCALDIR/db"; 107our $BDBDIR = "$LOCALDIR/db";
108our $PIDFILE = "$LOCALDIR/pid";
109our $RUNTIMEFILE = "$LOCALDIR/runtime";
110
111our %RESOURCE; # unused
112
113our $OUTPUT_RATE_MIN = 3000;
114our $OUTPUT_RATE_MAX = 1000000;
115
116our $MAX_LINKS = 32; # how many chained exits to follow
117our $VERBOSE_IO = 1;
75 118
76our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 119our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77our $TICK_WATCHER;
78our $AIO_POLL_WATCHER;
79our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 120our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80our $NEXT_TICK; 121our $NEXT_TICK;
81our $NOW;
82our $USE_FSYNC = 1; # use fsync to write maps - default off 122our $USE_FSYNC = 1; # use fsync to write maps - default on
83 123
124our $BDB_DEADLOCK_WATCHER;
125our $BDB_CHECKPOINT_WATCHER;
84our $BDB_POLL_WATCHER; 126our $BDB_TRICKLE_WATCHER;
85our $DB_ENV; 127our $DB_ENV;
128
129our @EXTRA_MODULES = qw(pod match mapscript incloader);
86 130
87our %CFG; 131our %CFG;
88 132
89our $UPTIME; $UPTIME ||= time; 133our $UPTIME; $UPTIME ||= time;
90our $RUNTIME; 134our $RUNTIME;
135our $NOW;
91 136
92our %PLAYER; # all users 137our (%PLAYER, %PLAYER_LOADING); # all users
93our %MAP; # all maps 138our (%MAP, %MAP_LOADING ); # all maps
94our $LINK_MAP; # the special {link} map, which is always available 139our $LINK_MAP; # the special {link} map, which is always available
95 140
96# used to convert map paths into valid unix filenames by replacing / by ∕ 141# used to convert map paths into valid unix filenames by replacing / by ∕
97our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 142our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98 143
99our $LOAD; # a number between 0 (idle) and 1 (too many objects) 144our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100our $LOADAVG; # same thing, but with alpha-smoothing 145our $LOADAVG; # same thing, but with alpha-smoothing
146our $JITTER; # average jitter
101our $tick_start; # for load detecting purposes 147our $TICK_START; # for load detecting purposes
148
149our @POST_INIT;
150
151our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
152our $REALLY_UNLOOP; # never set to true, please :)
102 153
103binmode STDOUT; 154binmode STDOUT;
104binmode STDERR; 155binmode STDERR;
105 156
106# read virtual server time, if available 157# read virtual server time, if available
107unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 158unless ($RUNTIME || !-e $RUNTIMEFILE) {
108 open my $fh, "<", "$LOCALDIR/runtime" 159 open my $fh, "<", $RUNTIMEFILE
109 or die "unable to read runtime file: $!"; 160 or die "unable to read $RUNTIMEFILE file: $!";
110 $RUNTIME = <$fh> + 0.; 161 $RUNTIME = <$fh> + 0.;
111} 162}
163
164eval "sub TICK() { $TICK } 1" or die;
112 165
113mkdir $_ 166mkdir $_
114 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 167 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115 168
116our $EMERGENCY_POSITION; 169our $EMERGENCY_POSITION;
117 170
118sub cf::map::normalise; 171sub cf::map::normalise;
172
173sub in_main() {
174 $Coro::current == $Coro::main
175}
176
177#############################################################################
178
179%REFLECT = ();
180for (@REFLECT) {
181 my $reflect = JSON::XS::decode_json $_;
182 $REFLECT{$reflect->{class}} = $reflect;
183}
184
185# this is decidedly evil
186$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119 187
120############################################################################# 188#############################################################################
121 189
122=head2 GLOBAL VARIABLES 190=head2 GLOBAL VARIABLES
123 191
159 227
160The raw value load value from the last tick. 228The raw value load value from the last tick.
161 229
162=item %cf::CFG 230=item %cf::CFG
163 231
164Configuration for the server, loaded from C</etc/crossfire/config>, or 232Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165from wherever your confdir points to. 233from wherever your confdir points to.
166 234
167=item cf::wait_for_tick, cf::wait_for_tick_begin 235=item cf::wait_for_tick, cf::wait_for_tick_begin
168 236
169These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 237These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170returns directly I<after> the tick processing (and consequently, can only wake one process 238returns directly I<after> the tick processing (and consequently, can only wake one thread
171per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 239per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172 240
241=cut
242
243sub wait_for_tick();
244sub wait_for_tick_begin();
245
173=item @cf::INVOKE_RESULTS 246=item @cf::INVOKE_RESULTS
174 247
175This array contains the results of the last C<invoke ()> call. When 248This array contains the results of the last C<invoke ()> call. When
176C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 249C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177that call. 250that call.
178 251
252=item %cf::REFLECT
253
254Contains, for each (C++) class name, a hash reference with information
255about object members (methods, scalars, arrays and flags) and other
256metadata, which is useful for introspection.
257
179=back 258=back
180 259
181=cut 260=cut
182 261
183BEGIN { 262sub error(@) { LOG llevError, join "", @_ }
184 *CORE::GLOBAL::warn = sub { 263sub warn (@) { LOG llevWarn , join "", @_ }
264sub info (@) { LOG llevInfo , join "", @_ }
265sub debug(@) { LOG llevDebug, join "", @_ }
266sub trace(@) { LOG llevTrace, join "", @_ }
267
268$Coro::State::WARNHOOK = sub {
185 my $msg = join "", @_; 269 my $msg = join "", @_;
186 270
187 $msg .= "\n" 271 $msg .= "\n"
188 unless $msg =~ /\n$/; 272 unless $msg =~ /\n$/;
189 273
190 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 274 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191 275
192 utf8::encode $msg;
193 LOG llevError, $msg; 276 LOG llevWarn, $msg;
194 }; 277};
195} 278
279$Coro::State::DIEHOOK = sub {
280 return unless $^S eq 0; # "eq", not "=="
281
282 error Carp::longmess $_[0];
283
284 if (in_main) {#d#
285 error "DIEHOOK called in main context, Coro bug?\n";#d#
286 return;#d#
287 }#d#
288
289 # kill coroutine otherwise
290 Coro::terminate
291};
196 292
197@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 293@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 294@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 295@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 296@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
207for my $pkg (qw( 303for my $pkg (qw(
208 cf::global cf::attachable 304 cf::global cf::attachable
209 cf::object cf::object::player 305 cf::object cf::object::player
210 cf::client cf::player 306 cf::client cf::player
211 cf::arch cf::living 307 cf::arch cf::living
308 cf::map cf::mapspace
212 cf::map cf::party cf::region 309 cf::party cf::region
213)) { 310)) {
214 no strict 'refs';
215 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; 311 @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216} 312}
217 313
218$Event::DIED = sub { 314$EV::DIED = sub {
219 warn "error in event callback: @_"; 315 Carp::cluck "error in event callback: @_";
220}; 316};
221 317
222############################################################################# 318#############################################################################
223 319
224=head2 UTILITY FUNCTIONS 320=head2 UTILITY FUNCTIONS
246 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 342 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247 $d 343 $d
248 } || "[unable to dump $_[0]: '$@']"; 344 } || "[unable to dump $_[0]: '$@']";
249} 345}
250 346
251=item $ref = cf::from_json $json 347=item $ref = cf::decode_json $json
252 348
253Converts a JSON string into the corresponding perl data structure. 349Converts a JSON string into the corresponding perl data structure.
254 350
255=item $json = cf::to_json $ref 351=item $json = cf::encode_json $ref
256 352
257Converts a perl data structure into its JSON representation. 353Converts a perl data structure into its JSON representation.
258 354
259=cut 355=cut
260 356
261our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 357our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262 358
263sub to_json ($) { $json_coder->encode ($_[0]) } 359sub encode_json($) { $json_coder->encode ($_[0]) }
264sub from_json ($) { $json_coder->decode ($_[0]) } 360sub decode_json($) { $json_coder->decode ($_[0]) }
361
362=item $ref = cf::yaml_load $scalar
363
364Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
365
366=cut
367
368sub fork_call(&@);
369
370sub yaml_load($) {
371 fork_call { YAML::XS::Load $_[0] } @_
372}
373
374=item cf::post_init { BLOCK }
375
376Execute the given codeblock, I<after> all extensions have been (re-)loaded,
377but I<before> the server starts ticking again.
378
379The codeblock will have a single boolean argument to indicate whether this
380is a reload or not.
381
382=cut
383
384sub post_init(&) {
385 push @POST_INIT, shift;
386}
387
388sub _post_init {
389 trace "running post_init jobs";
390
391 # run them in parallel...
392
393 my @join;
394
395 while () {
396 push @join, map &Coro::async ($_, 0), @POST_INIT;
397 @POST_INIT = ();
398
399 @join or last;
400
401 (pop @join)->join;
402 }
403}
265 404
266=item cf::lock_wait $string 405=item cf::lock_wait $string
267 406
268Wait until the given lock is available. See cf::lock_acquire. 407Wait until the given lock is available. See cf::lock_acquire.
269 408
270=item my $lock = cf::lock_acquire $string 409=item my $lock = cf::lock_acquire $string
271 410
272Wait until the given lock is available and then acquires it and returns 411Wait until the given lock is available and then acquires it and returns
273a Coro::guard object. If the guard object gets destroyed (goes out of scope, 412a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274for example when the coroutine gets canceled), the lock is automatically 413for example when the coroutine gets canceled), the lock is automatically
275returned. 414returned.
276 415
416Locks are *not* recursive, locking from the same coro twice results in a
417deadlocked coro.
418
277Lock names should begin with a unique identifier (for example, cf::map::find 419Lock names should begin with a unique identifier (for example, cf::map::find
278uses map_find and cf::map::load uses map_load). 420uses map_find and cf::map::load uses map_load).
279 421
280=item $locked = cf::lock_active $string 422=item $locked = cf::lock_active $string
281 423
282Return true if the lock is currently active, i.e. somebody has locked it. 424Return true if the lock is currently active, i.e. somebody has locked it.
283 425
284=cut 426=cut
285 427
286our %LOCK; 428our $LOCKS = new Coro::SemaphoreSet;
287 429
288sub lock_wait($) { 430sub lock_wait($) {
289 my ($key) = @_; 431 $LOCKS->wait ($_[0]);
290
291 # wait for lock, if any
292 while ($LOCK{$key}) {
293 push @{ $LOCK{$key} }, $Coro::current;
294 Coro::schedule;
295 }
296} 432}
297 433
298sub lock_acquire($) { 434sub lock_acquire($) {
299 my ($key) = @_; 435 $LOCKS->guard ($_[0])
300
301 # wait, to be sure we are not locked
302 lock_wait $key;
303
304 $LOCK{$key} = [];
305
306 Coro::guard {
307 # wake up all waiters, to be on the safe side
308 $_->ready for @{ delete $LOCK{$key} };
309 }
310} 436}
311 437
312sub lock_active($) { 438sub lock_active($) {
313 my ($key) = @_; 439 $LOCKS->count ($_[0]) < 1
314
315 ! ! $LOCK{$key}
316} 440}
317 441
318sub freeze_mainloop { 442sub freeze_mainloop {
319 return unless $TICK_WATCHER->is_active; 443 tick_inhibit_inc;
320 444
321 my $guard = Coro::guard { 445 &Guard::guard (\&tick_inhibit_dec);
322 $TICK_WATCHER->start; 446}
323 }; 447
324 $TICK_WATCHER->stop; 448=item cf::periodic $interval, $cb
325 $guard 449
450Like EV::periodic, but randomly selects a starting point so that the actions
451get spread over time.
452
453=cut
454
455sub periodic($$) {
456 my ($interval, $cb) = @_;
457
458 my $start = rand List::Util::min 180, $interval;
459
460 EV::periodic $start, $interval, 0, $cb
326} 461}
327 462
328=item cf::get_slot $time[, $priority[, $name]] 463=item cf::get_slot $time[, $priority[, $name]]
329 464
330Allocate $time seconds of blocking CPU time at priority C<$priority>: 465Allocate $time seconds of blocking CPU time at priority C<$priority>:
338 473
339=cut 474=cut
340 475
341our @SLOT_QUEUE; 476our @SLOT_QUEUE;
342our $SLOT_QUEUE; 477our $SLOT_QUEUE;
478our $SLOT_DECAY = 0.9;
343 479
344$SLOT_QUEUE->cancel if $SLOT_QUEUE; 480$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345$SLOT_QUEUE = Coro::async { 481$SLOT_QUEUE = Coro::async {
482 $Coro::current->desc ("timeslot manager");
483
346 my $signal = new Coro::Signal; 484 my $signal = new Coro::Signal;
485 my $busy;
347 486
348 while () { 487 while () {
349 next_job: 488 next_job:
489
350 my $avail = cf::till_tick; 490 my $avail = cf::till_tick;
351 if ($avail > 0.01) { 491
352 for (0 .. $#SLOT_QUEUE) { 492 for (0 .. $#SLOT_QUEUE) {
353 if ($SLOT_QUEUE[$_][0] < $avail) { 493 if ($SLOT_QUEUE[$_][0] <= $avail) {
494 $busy = 0;
354 my $job = splice @SLOT_QUEUE, $_, 1, (); 495 my $job = splice @SLOT_QUEUE, $_, 1, ();
355 $job->[2]->send; 496 $job->[2]->send;
356 Coro::cede; 497 Coro::cede;
357 goto next_job; 498 goto next_job;
358 } 499 } else {
500 $SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359 } 501 }
360 } 502 }
361 503
362 if (@SLOT_QUEUE) { 504 if (@SLOT_QUEUE) {
363 # we do not use wait_For_tick() as it returns immediately when tick is inactive 505 # we do not use wait_for_tick() as it returns immediately when tick is inactive
364 push @cf::WAIT_FOR_TICK, $signal; 506 push @cf::WAIT_FOR_TICK, $signal;
365 $signal->wait; 507 $signal->wait;
366 } else { 508 } else {
509 $busy = 0;
367 Coro::schedule; 510 Coro::schedule;
368 } 511 }
369 } 512 }
370}; 513};
371 514
372sub get_slot($;$$) { 515sub get_slot($;$$) {
516 return if tick_inhibit || $Coro::current == $Coro::main;
517
373 my ($time, $pri, $name) = @_; 518 my ($time, $pri, $name) = @_;
374 519
375 $time = $TICK * .6 if $time > $TICK * .6; 520 $time = clamp $time, 0.01, $TICK * .6;
521
376 my $sig = new Coro::Signal; 522 my $sig = new Coro::Signal;
377 523
378 push @SLOT_QUEUE, [$time, $pri, $sig, $name]; 524 push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE; 525 @SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380 $SLOT_QUEUE->ready; 526 $SLOT_QUEUE->ready;
391 537
392BEGIN { *async = \&Coro::async_pool } 538BEGIN { *async = \&Coro::async_pool }
393 539
394=item cf::sync_job { BLOCK } 540=item cf::sync_job { BLOCK }
395 541
396The design of Crossfire TRT requires that the main coroutine ($Coro::main) 542The design of Deliantra requires that the main coroutine ($Coro::main)
397is always able to handle events or runnable, as Crossfire TRT is only 543is always able to handle events or runnable, as Deliantra is only
398partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not 544partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399acceptable. 545acceptable.
400 546
401If it must be done, put the blocking parts into C<sync_job>. This will run 547If it must be done, put the blocking parts into C<sync_job>. This will run
402the given BLOCK in another coroutine while waiting for the result. The 548the given BLOCK in another coroutine while waiting for the result. The
406=cut 552=cut
407 553
408sub sync_job(&) { 554sub sync_job(&) {
409 my ($job) = @_; 555 my ($job) = @_;
410 556
411 if ($Coro::current == $Coro::main) { 557 if (in_main) {
412 my $time = Event::time; 558 my $time = AE::time;
413 559
414 # this is the main coro, too bad, we have to block 560 # this is the main coro, too bad, we have to block
415 # till the operation succeeds, freezing the server :/ 561 # till the operation succeeds, freezing the server :/
416 562
417 # TODO: use suspend/resume instead 563 #LOG llevError, Carp::longmess "sync job";#d#
418 # (but this is cancel-safe) 564
419 my $freeze_guard = freeze_mainloop; 565 my $freeze_guard = freeze_mainloop;
420 566
421 my $busy = 1; 567 my $busy = 1;
422 my @res; 568 my @res;
423 569
424 (async { 570 (async {
571 $Coro::current->desc ("sync job coro");
425 @res = eval { $job->() }; 572 @res = eval { $job->() };
426 warn $@ if $@; 573 error $@ if $@;
427 undef $busy; 574 undef $busy;
428 })->prio (Coro::PRIO_MAX); 575 })->prio (Coro::PRIO_MAX);
429 576
430 while ($busy) { 577 while ($busy) {
431 Coro::cede or Event::one_event; 578 if (Coro::nready) {
579 Coro::cede_notself;
580 } else {
581 EV::loop EV::LOOP_ONESHOT;
432 } 582 }
583 }
433 584
434 $time = Event::time - $time; 585 my $time = AE::time - $time;
435 586
436 LOG llevError | logBacktrace, Carp::longmess "long sync job"
437 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439 $tick_start += $time; # do not account sync jobs to server load 587 $TICK_START += $time; # do not account sync jobs to server load
440 588
441 wantarray ? @res : $res[0] 589 wantarray ? @res : $res[0]
442 } else { 590 } else {
443 # we are in another coroutine, how wonderful, everything just works 591 # we are in another coroutine, how wonderful, everything just works
444 592
464 $EXT_CORO{$coro+0} = $coro; 612 $EXT_CORO{$coro+0} = $coro;
465 613
466 $coro 614 $coro
467} 615}
468 616
469=item fork_call { }, $args 617=item fork_call { }, @args
470 618
471Executes the given code block with the given arguments in a seperate 619Executes the given code block with the given arguments in a seperate
472process, returning the results. Everything must be serialisable with 620process, returning the results. Everything must be serialisable with
473Coro::Storable. May, of course, block. Note that the executed sub may 621Coro::Storable. May, of course, block. Note that the executed sub may
474never block itself or use any form of Event handling. 622never block itself or use any form of event handling.
475 623
476=cut 624=cut
625
626sub post_fork {
627 reset_signals;
628}
477 629
478sub fork_call(&@) { 630sub fork_call(&@) {
479 my ($cb, @args) = @_; 631 my ($cb, @args) = @_;
480 632
481 # we seemingly have to make a local copy of the whole thing, 633 # we seemingly have to make a local copy of the whole thing,
482 # otherwise perl prematurely frees the stuff :/ 634 # otherwise perl prematurely frees the stuff :/
483 # TODO: investigate and fix (liekly this will be rather laborious) 635 # TODO: investigate and fix (likely this will be rather laborious)
484 636
485 my @res = Coro::Util::fork_eval { 637 my @res = Coro::Util::fork_eval {
486 reset_signals; 638 cf::post_fork;
487 &$cb 639 &$cb
488 }, @args; 640 } @args;
489 641
490 wantarray ? @res : $res[-1] 642 wantarray ? @res : $res[-1]
643}
644
645sub objinfo {
646 (
647 "counter value" => cf::object::object_count,
648 "objects created" => cf::object::create_count,
649 "objects destroyed" => cf::object::destroy_count,
650 "freelist size" => cf::object::free_count,
651 "allocated objects" => cf::object::objects_size,
652 "active objects" => cf::object::actives_size,
653 )
654}
655
656=item $coin = coin_from_name $name
657
658=cut
659
660our %coin_alias = (
661 "silver" => "silvercoin",
662 "silvercoin" => "silvercoin",
663 "silvercoins" => "silvercoin",
664 "gold" => "goldcoin",
665 "goldcoin" => "goldcoin",
666 "goldcoins" => "goldcoin",
667 "platinum" => "platinacoin",
668 "platinumcoin" => "platinacoin",
669 "platinumcoins" => "platinacoin",
670 "platina" => "platinacoin",
671 "platinacoin" => "platinacoin",
672 "platinacoins" => "platinacoin",
673 "royalty" => "royalty",
674 "royalties" => "royalty",
675);
676
677sub coin_from_name($) {
678 $coin_alias{$_[0]}
679 ? cf::arch::find $coin_alias{$_[0]}
680 : undef
491} 681}
492 682
493=item $value = cf::db_get $family => $key 683=item $value = cf::db_get $family => $key
494 684
495Returns a single value from the environment database. 685Returns a single value from the environment database.
497=item cf::db_put $family => $key => $value 687=item cf::db_put $family => $key => $value
498 688
499Stores the given C<$value> in the family. It can currently store binary 689Stores the given C<$value> in the family. It can currently store binary
500data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary). 690data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501 691
692=item $db = cf::db_table "name"
693
694Create and/or open a new database table. The string must not be "db" and must be unique
695within each server.
696
502=cut 697=cut
698
699sub db_table($) {
700 cf::error "db_get called from main context"
701 if $Coro::current == $Coro::main;
702
703 my ($name) = @_;
704 my $db = BDB::db_create $DB_ENV;
705
706 eval {
707 $db->set_flags (BDB::CHKSUM);
708
709 utf8::encode $name;
710 BDB::db_open $db, undef, $name, undef, BDB::BTREE,
711 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
712 cf::cleanup "db_open(db): $!" if $!;
713 };
714 cf::cleanup "db_open(db): $@" if $@;
715
716 $db
717}
503 718
504our $DB; 719our $DB;
505 720
506sub db_init { 721sub db_init {
507 unless ($DB) { 722 $DB ||= db_table "db";
508 $DB = BDB::db_create $DB_ENV;
509
510 cf::sync_job {
511 eval {
512 $DB->set_flags (BDB::CHKSUM);
513
514 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516 cf::cleanup "db_open(db): $!" if $!;
517 };
518 cf::cleanup "db_open(db): $@" if $@;
519 };
520 }
521} 723}
522 724
523sub db_get($$) { 725sub db_get($$) {
524 my $key = "$_[0]/$_[1]"; 726 my $key = "$_[0]/$_[1]";
525 727
526 cf::sync_job { 728 cf::error "db_get called from main context"
729 if $Coro::current == $Coro::main;
730
527 BDB::db_get $DB, undef, $key, my $data; 731 BDB::db_get $DB, undef, $key, my $data;
528 732
529 $! ? () 733 $! ? ()
530 : $data 734 : $data
531 }
532} 735}
533 736
534sub db_put($$$) { 737sub db_put($$$) {
535 BDB::dbreq_pri 4; 738 BDB::dbreq_pri 4;
536 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; 739 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
575 if (1) { 778 if (1) {
576 $md5 = 779 $md5 =
577 join "\x00", 780 join "\x00",
578 $processversion, 781 $processversion,
579 map { 782 map {
580 Coro::cede; 783 cf::cede_to_tick;
581 ($src->[$_], Digest::MD5::md5_hex $data[$_]) 784 ($src->[$_], Digest::MD5::md5_hex $data[$_])
582 } 0.. $#$src; 785 } 0.. $#$src;
583 786
584 787
585 my $dbmd5 = db_get cache => "$id/md5"; 788 my $dbmd5 = db_get cache => "$id/md5";
592 795
593 my $t1 = Time::HiRes::time; 796 my $t1 = Time::HiRes::time;
594 my $data = $process->(\@data); 797 my $data = $process->(\@data);
595 my $t2 = Time::HiRes::time; 798 my $t2 = Time::HiRes::time;
596 799
597 warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; 800 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598 801
599 db_put cache => "$id/data", $data; 802 db_put cache => "$id/data", $data;
600 db_put cache => "$id/md5" , $md5; 803 db_put cache => "$id/md5" , $md5;
601 db_put cache => "$id/meta", $meta; 804 db_put cache => "$id/meta", $meta;
602 805
612 815
613=cut 816=cut
614 817
615sub datalog($@) { 818sub datalog($@) {
616 my ($type, %kv) = @_; 819 my ($type, %kv) = @_;
617 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type }); 820 info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618} 821}
619 822
620=back 823=back
621 824
622=cut 825=cut
623 826
624############################################################################# 827#############################################################################
625 828
626=head2 ATTACHABLE OBJECTS 829=head2 ATTACHABLE OBJECTS
627 830
628Many objects in crossfire are so-called attachable objects. That means you can 831Many objects in deliantra are so-called attachable objects. That means you can
629attach callbacks/event handlers (a collection of which is called an "attachment") 832attach callbacks/event handlers (a collection of which is called an "attachment")
630to it. All such attachable objects support the following methods. 833to it. All such attachable objects support the following methods.
631 834
632In the following description, CLASS can be any of C<global>, C<object> 835In the following description, CLASS can be any of C<global>, C<object>
633C<player>, C<client> or C<map> (i.e. the attachable objects in 836C<player>, C<client> or C<map> (i.e. the attachable objects in
634Crossfire TRT). 837Deliantra).
635 838
636=over 4 839=over 4
637 840
638=item $attachable->attach ($attachment, key => $value...) 841=item $attachable->attach ($attachment, key => $value...)
639 842
683=item cf::CLASS::attachment $name, ... 886=item cf::CLASS::attachment $name, ...
684 887
685Register an attachment by C<$name> through which attachable objects of the 888Register an attachment by C<$name> through which attachable objects of the
686given CLASS can refer to this attachment. 889given CLASS can refer to this attachment.
687 890
688Some classes such as crossfire maps and objects can specify attachments 891Some classes such as deliantra maps and objects can specify attachments
689that are attached at load/instantiate time, thus the need for a name. 892that are attached at load/instantiate time, thus the need for a name.
690 893
691These calls expect any number of the following handler/hook descriptions: 894These calls expect any number of the following handler/hook descriptions:
692 895
693=over 4 896=over 4
817 1020
818 } elsif (exists $cb_id{$type}) { 1021 } elsif (exists $cb_id{$type}) {
819 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg; 1022 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820 1023
821 } elsif (ref $type) { 1024 } elsif (ref $type) {
822 warn "attaching objects not supported, ignoring.\n"; 1025 error "attaching objects not supported, ignoring.\n";
823 1026
824 } else { 1027 } else {
825 shift @arg; 1028 shift @arg;
826 warn "attach argument '$type' not supported, ignoring.\n"; 1029 error "attach argument '$type' not supported, ignoring.\n";
827 } 1030 }
828 } 1031 }
829} 1032}
830 1033
831sub _object_attach { 1034sub _object_attach {
841 _attach $registry, $klass, @attach; 1044 _attach $registry, $klass, @attach;
842 } 1045 }
843 1046
844 $obj->{$name} = \%arg; 1047 $obj->{$name} = \%arg;
845 } else { 1048 } else {
846 warn "object uses attachment '$name' which is not available, postponing.\n"; 1049 info "object uses attachment '$name' which is not available, postponing.\n";
847 } 1050 }
848 1051
849 $obj->{_attachment}{$name} = undef; 1052 $obj->{_attachment}{$name} = undef;
850} 1053}
851 1054
910 1113
911 for (@$callbacks) { 1114 for (@$callbacks) {
912 eval { &{$_->[1]} }; 1115 eval { &{$_->[1]} };
913 1116
914 if ($@) { 1117 if ($@) {
915 warn "$@";
916 warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n"; 1118 error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917 override; 1119 override;
918 } 1120 }
919 1121
920 return 1 if $override; 1122 return 1 if $override;
921 } 1123 }
922 1124
923 0 1125 0
924} 1126}
925 1127
926=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...) 1128=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927 1129
928=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...) 1130=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929 1131
930Generate an object-specific event with the given arguments. 1132Generate an object-specific event with the given arguments.
931 1133
937 1139
938=cut 1140=cut
939 1141
940############################################################################# 1142#############################################################################
941# object support 1143# object support
942#
943 1144
1145sub _object_equal($$);
1146sub _object_equal($$) {
1147 my ($a, $b) = @_;
1148
1149 return 0 unless (ref $a) eq (ref $b);
1150
1151 if ("HASH" eq ref $a) {
1152 my @ka = keys %$a;
1153 my @kb = keys %$b;
1154
1155 return 0 if @ka != @kb;
1156
1157 for (0 .. $#ka) {
1158 return 0 unless $ka[$_] eq $kb[$_];
1159 return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
1160 }
1161
1162 } elsif ("ARRAY" eq ref $a) {
1163
1164 return 0 if @$a != @$b;
1165
1166 for (0 .. $#$a) {
1167 return 0 unless _object_equal $a->[$_], $b->[$_];
1168 }
1169
1170 } elsif ($a ne $b) {
1171 return 0;
1172 }
1173
1174 1
1175}
1176
1177our $SLOW_MERGES;#d#
944sub _can_merge { 1178sub _can_merge {
945 my ($ob1, $ob2) = @_; 1179 my ($ob1, $ob2) = @_;
946 1180
947 local $Storable::canonical = 1; 1181 ++$SLOW_MERGES;#d#
948 my $fob1 = Storable::freeze $ob1;
949 my $fob2 = Storable::freeze $ob2;
950 1182
951 $fob1 eq $fob2 1183 # we do the slow way here
1184 return _object_equal $ob1, $ob2
952} 1185}
953 1186
954sub reattach { 1187sub reattach {
955 # basically do the same as instantiate, without calling instantiate 1188 # basically do the same as instantiate, without calling instantiate
956 my ($obj) = @_; 1189 my ($obj) = @_;
957 1190
1191 # no longer needed after getting rid of delete_package?
958 bless $obj, ref $obj; # re-bless in case extensions have been reloaded 1192 #bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959 1193
960 my $registry = $obj->registry; 1194 my $registry = $obj->registry;
961 1195
962 @$registry = (); 1196 @$registry = ();
963 1197
968 for (@$attach) { 1202 for (@$attach) {
969 my ($klass, @attach) = @$_; 1203 my ($klass, @attach) = @$_;
970 _attach $registry, $klass, @attach; 1204 _attach $registry, $klass, @attach;
971 } 1205 }
972 } else { 1206 } else {
973 warn "object uses attachment '$name' that is not available, postponing.\n"; 1207 info "object uses attachment '$name' that is not available, postponing.\n";
974 } 1208 }
975 } 1209 }
976} 1210}
977 1211
978cf::attachable->attach ( 1212cf::attachable->attach (
979 prio => -1000000, 1213 prio => -1000000,
980 on_instantiate => sub { 1214 on_instantiate => sub {
981 my ($obj, $data) = @_; 1215 my ($obj, $data) = @_;
982 1216
983 $data = from_json $data; 1217 $data = decode_json $data;
984 1218
985 for (@$data) { 1219 for (@$data) {
986 my ($name, $args) = @$_; 1220 my ($name, $args) = @$_;
987 1221
988 $obj->attach ($name, %{$args || {} }); 1222 $obj->attach ($name, %{$args || {} });
1004sub object_freezer_save { 1238sub object_freezer_save {
1005 my ($filename, $rdata, $objs) = @_; 1239 my ($filename, $rdata, $objs) = @_;
1006 1240
1007 sync_job { 1241 sync_job {
1008 if (length $$rdata) { 1242 if (length $$rdata) {
1243 utf8::decode (my $decname = $filename);
1009 warn sprintf "saving %s (%d,%d)\n", 1244 trace sprintf "saving %s (%d,%d)\n",
1010 $filename, length $$rdata, scalar @$objs; 1245 $decname, length $$rdata, scalar @$objs
1246 if $VERBOSE_IO;
1011 1247
1012 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1248 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013 chmod SAVE_MODE, $fh; 1249 aio_chmod $fh, SAVE_MODE;
1014 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1250 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015 aio_fsync $fh if $cf::USE_FSYNC; 1251 if ($cf::USE_FSYNC) {
1252 aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
1253 aio_fsync $fh;
1254 }
1016 close $fh; 1255 aio_close $fh;
1017 1256
1018 if (@$objs) { 1257 if (@$objs) {
1019 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1258 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020 chmod SAVE_MODE, $fh; 1259 aio_chmod $fh, SAVE_MODE;
1021 my $data = Storable::nfreeze { version => 1, objs => $objs }; 1260 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022 aio_write $fh, 0, (length $data), $data, 0; 1261 aio_write $fh, 0, (length $data), $data, 0;
1023 aio_fsync $fh if $cf::USE_FSYNC; 1262 if ($cf::USE_FSYNC) {
1263 aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
1264 aio_fsync $fh;
1265 }
1024 close $fh; 1266 aio_close $fh;
1025 aio_rename "$filename.pst~", "$filename.pst"; 1267 aio_rename "$filename.pst~", "$filename.pst";
1026 } 1268 }
1027 } else { 1269 } else {
1028 aio_unlink "$filename.pst"; 1270 aio_unlink "$filename.pst";
1029 } 1271 }
1030 1272
1031 aio_rename "$filename~", $filename; 1273 aio_rename "$filename~", $filename;
1274
1275 $filename =~ s%/[^/]+$%%;
1276 aio_pathsync $filename if $cf::USE_FSYNC;
1032 } else { 1277 } else {
1033 warn "FATAL: $filename~: $!\n"; 1278 error "unable to save objects: $filename~: $!\n";
1034 } 1279 }
1035 } else { 1280 } else {
1036 aio_unlink $filename; 1281 aio_unlink $filename;
1037 aio_unlink "$filename.pst"; 1282 aio_unlink "$filename.pst";
1038 } 1283 }
1039 } 1284 };
1040} 1285}
1041 1286
1042sub object_freezer_as_string { 1287sub object_freezer_as_string {
1043 my ($rdata, $objs) = @_; 1288 my ($rdata, $objs) = @_;
1044 1289
1056 or return; 1301 or return;
1057 1302
1058 unless (aio_stat "$filename.pst") { 1303 unless (aio_stat "$filename.pst") {
1059 (aio_load "$filename.pst", $av) >= 0 1304 (aio_load "$filename.pst", $av) >= 0
1060 or return; 1305 or return;
1306
1061 $av = eval { (Storable::thaw $av)->{objs} }; 1307 my $st = eval { Coro::Storable::thaw $av };
1308 $av = $st->{objs};
1062 } 1309 }
1063 1310
1311 utf8::decode (my $decname = $filename);
1064 warn sprintf "loading %s (%d)\n", 1312 trace sprintf "loading %s (%d,%d)\n",
1065 $filename, length $data, scalar @{$av || []}; 1313 $decname, length $data, scalar @{$av || []}
1314 if $VERBOSE_IO;
1315
1066 return ($data, $av); 1316 ($data, $av)
1067} 1317}
1068 1318
1069=head2 COMMAND CALLBACKS 1319=head2 COMMAND CALLBACKS
1070 1320
1071=over 4 1321=over 4
1125 my ($name, $cb) = @_; 1375 my ($name, $cb) = @_;
1126 1376
1127 $EXTICMD{$name} = $cb; 1377 $EXTICMD{$name} = $cb;
1128} 1378}
1129 1379
1380use File::Glob ();
1381
1130cf::player->attach ( 1382cf::player->attach (
1131 on_command => sub { 1383 on_unknown_command => sub {
1132 my ($pl, $name, $params) = @_; 1384 my ($pl, $name, $params) = @_;
1133 1385
1134 my $cb = $COMMAND{$name} 1386 my $cb = $COMMAND{$name}
1135 or return; 1387 or return;
1136 1388
1149 my ($type, $reply, @payload) = 1401 my ($type, $reply, @payload) =
1150 "ARRAY" eq ref $msg 1402 "ARRAY" eq ref $msg
1151 ? @$msg 1403 ? @$msg
1152 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove 1404 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153 1405
1406 my @reply;
1407
1154 if (my $cb = $EXTCMD{$type}) { 1408 if (my $cb = $EXTCMD{$type}) {
1155 my @reply = $cb->($pl, @payload); 1409 @reply = $cb->($pl, @payload);
1156
1157 $pl->ext_reply ($reply, @reply)
1158 if $reply;
1159 } 1410 }
1411
1412 $pl->ext_reply ($reply, @reply)
1413 if $reply;
1414
1160 } else { 1415 } else {
1161 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1416 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162 } 1417 }
1163 1418
1164 cf::override; 1419 cf::override;
1165 }, 1420 },
1166); 1421);
1167 1422
1423# "readahead" all extensions
1424sub cache_extensions {
1425 my $grp = IO::AIO::aio_group;
1426
1427 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1428 for (grep /\.ext$/, @{$_[0]}) {
1429 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1430 }
1431 };
1432
1433 $grp
1434}
1435
1168sub load_extensions { 1436sub load_extensions {
1437 info "loading extensions...";
1438
1169 cf::sync_job { 1439 cf::sync_job {
1170 my %todo; 1440 my %todo;
1171 1441
1172 for my $path (<$LIBDIR/*.ext>) { 1442 for my $path (<$LIBDIR/*.ext>) {
1173 next unless -r $path; 1443 next unless -r $path;
1191 1461
1192 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1462 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1463 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194 1464
1195 $ext{source} = 1465 $ext{source} =
1196 "package $pkg; use strict; use utf8;\n" 1466 "package $pkg; use common::sense;\n"
1197 . "#line 1 \"$path\"\n{\n" 1467 . "#line 1 \"$path\"\n{\n"
1198 . $source 1468 . $source
1199 . "\n};\n1"; 1469 . "\n};\n1";
1200 1470
1201 $todo{$base} = \%ext; 1471 $todo{$base} = \%ext;
1202 } 1472 }
1203 1473
1474 my $pass = 0;
1204 my %done; 1475 my %done;
1205 while (%todo) { 1476 while (%todo) {
1206 my $progress; 1477 my $progress;
1207 1478
1479 ++$pass;
1480
1481 ext:
1208 while (my ($k, $v) = each %todo) { 1482 while (my ($k, $v) = each %todo) {
1209 for (split /,\s*/, $v->{meta}{depends}) { 1483 for (split /,\s*/, $v->{meta}{depends}) {
1210 goto skip 1484 next ext
1211 unless exists $done{$_}; 1485 unless exists $done{$_};
1212 } 1486 }
1213 1487
1214 warn "... loading '$k' into '$v->{pkg}'\n"; 1488 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1215 1489
1216 unless (eval $v->{source}) { 1490 my $active = eval $v->{source};
1491
1492 if (length $@) {
1217 my $msg = $@ ? "$v->{path}: $@\n" 1493 error "$v->{path}: $@\n";
1218 : "$v->{base}: extension inactive.\n";
1219 1494
1495 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1220 if (exists $v->{meta}{mandatory}) { 1496 if exists $v->{meta}{mandatory};
1221 warn $msg; 1497
1222 warn "mandatory extension failed to load, exiting.\n"; 1498 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1223 exit 1; 1499 delete $todo{$k};
1224 } 1500 } else {
1225 1501 $done{$k} = delete $todo{$k};
1226 warn $msg; 1502 push @EXTS, $v->{pkg};
1503 $progress = 1;
1504
1505 info "$v->{base}: extension inactive.\n"
1506 unless $active;
1227 } 1507 }
1228
1229 $done{$k} = delete $todo{$k};
1230 push @EXTS, $v->{pkg};
1231 $progress = 1;
1232 } 1508 }
1233 1509
1234 skip: 1510 unless ($progress) {
1235 die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n" 1511 warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1236 unless $progress; 1512
1513 while (my ($k, $v) = each %todo) {
1514 cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
1515 if exists $v->{meta}{mandatory};
1516 }
1517 }
1237 } 1518 }
1238 }; 1519 };
1239} 1520}
1240 1521
1241############################################################################# 1522#############################################################################
1242 1523
1243=back 1524=back
1244 1525
1245=head2 CORE EXTENSIONS 1526=head2 CORE EXTENSIONS
1246 1527
1247Functions and methods that extend core crossfire objects. 1528Functions and methods that extend core deliantra objects.
1248 1529
1249=cut 1530=cut
1250 1531
1251package cf::player; 1532package cf::player;
1252 1533
1253use Coro::AIO; 1534use Coro::AIO;
1254 1535
1255=head3 cf::player 1536=head3 cf::player
1256 1537
1257=over 4 1538=over 4
1539
1540=item cf::player::num_playing
1541
1542Returns the official number of playing players, as per the Crossfire metaserver rules.
1543
1544=cut
1545
1546sub num_playing {
1547 scalar grep
1548 $_->ob->map
1549 && !$_->hidden
1550 && !$_->ob->flag (cf::FLAG_WIZ),
1551 cf::player::list
1552}
1258 1553
1259=item cf::player::find $login 1554=item cf::player::find $login
1260 1555
1261Returns the given player object, loading it if necessary (might block). 1556Returns the given player object, loading it if necessary (might block).
1262 1557
1281 1576
1282sub exists($) { 1577sub exists($) {
1283 my ($login) = @_; 1578 my ($login) = @_;
1284 1579
1285 $cf::PLAYER{$login} 1580 $cf::PLAYER{$login}
1286 or cf::sync_job { !aio_stat path $login } 1581 or !aio_stat path $login
1287} 1582}
1288 1583
1289sub find($) { 1584sub find($) {
1290 return $cf::PLAYER{$_[0]} || do { 1585 return $cf::PLAYER{$_[0]} || do {
1291 my $login = $_[0]; 1586 my $login = $_[0];
1298 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst"; 1593 aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata"; 1594 aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300 aio_unlink +(playerdir $login) . "/$login.pl.pst"; 1595 aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301 aio_unlink +(playerdir $login) . "/$login.pl"; 1596 aio_unlink +(playerdir $login) . "/$login.pl";
1302 1597
1303 my $pl = load_pl path $login 1598 my $f = new_from_file cf::object::thawer path $login
1304 or return; 1599 or return;
1600
1601 my $pl = cf::player::load_pl $f
1602 or return;
1603
1604 local $cf::PLAYER_LOADING{$login} = $pl;
1605 $f->resolve_delayed_derefs;
1305 $cf::PLAYER{$login} = $pl 1606 $cf::PLAYER{$login} = $pl
1306 } 1607 }
1307 } 1608 }
1308} 1609}
1610
1611cf::player->attach (
1612 on_load => sub {
1613 my ($pl, $path) = @_;
1614
1615 # restore slots saved in save, below
1616 my $slots = delete $pl->{_slots};
1617
1618 $pl->ob->current_weapon ($slots->[0]);
1619 $pl->combat_ob ($slots->[1]);
1620 $pl->ranged_ob ($slots->[2]);
1621 },
1622);
1309 1623
1310sub save($) { 1624sub save($) {
1311 my ($pl) = @_; 1625 my ($pl) = @_;
1312 1626
1313 return if $pl->{deny_save}; 1627 return if $pl->{deny_save};
1318 return if $pl->{deny_save}; 1632 return if $pl->{deny_save};
1319 1633
1320 aio_mkdir playerdir $pl, 0770; 1634 aio_mkdir playerdir $pl, 0770;
1321 $pl->{last_save} = $cf::RUNTIME; 1635 $pl->{last_save} = $cf::RUNTIME;
1322 1636
1637 cf::get_slot 0.01;
1638
1639 # save slots, to be restored later
1640 local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1641
1323 $pl->save_pl ($path); 1642 $pl->save_pl ($path);
1324 Coro::cede; 1643 cf::cede_to_tick;
1325} 1644}
1326 1645
1327sub new($) { 1646sub new($) {
1328 my ($login) = @_; 1647 my ($login) = @_;
1329 1648
1358 my ($pl) = @_; 1677 my ($pl) = @_;
1359 1678
1360 my $name = $pl->ob->name; 1679 my $name = $pl->ob->name;
1361 1680
1362 $pl->{deny_save} = 1; 1681 $pl->{deny_save} = 1;
1363 $pl->password ("*"); # this should lock out the player until we nuked the dir 1682 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1364 1683
1365 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1684 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1366 $pl->deactivate; 1685 $pl->deactivate;
1686
1687 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1367 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1688 $pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
1689 ext::highscore::check ($pl->ob);
1690
1368 $pl->ns->destroy if $pl->ns; 1691 $pl->ns->destroy if $pl->ns;
1369 1692
1370 my $path = playerdir $pl; 1693 my $path = playerdir $pl;
1371 my $temp = "$path~$cf::RUNTIME~deleting~"; 1694 my $temp = "$path~$cf::RUNTIME~deleting~";
1372 aio_rename $path, $temp; 1695 aio_rename $path, $temp;
1407 or return []; 1730 or return [];
1408 1731
1409 my @logins; 1732 my @logins;
1410 1733
1411 for my $login (@$dirs) { 1734 for my $login (@$dirs) {
1735 my $path = path $login;
1736
1737 # a .pst is a dead give-away for a valid player
1738 # if no pst file found, open and chekc for blocked users
1739 if (aio_stat "$path.pst") {
1412 my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next; 1740 my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413 aio_read $fh, 0, 512, my $buf, 0 or next; 1741 aio_read $fh, 0, 512, my $buf, 0 or next;
1414 $buf !~ /^password -------------$/m or next; # official not-valid tag 1742 $buf !~ /^password -------------$/m or next; # official not-valid tag
1743 }
1415 1744
1416 utf8::decode $login; 1745 utf8::decode $login;
1417 push @logins, $login; 1746 push @logins, $login;
1418 } 1747 }
1419 1748
1420 \@logins 1749 \@logins
1421} 1750}
1422 1751
1423=item $player->maps 1752=item $player->maps
1753
1754=item cf::player::maps $login
1424 1755
1425Returns an arrayref of map paths that are private for this 1756Returns an arrayref of map paths that are private for this
1426player. May block. 1757player. May block.
1427 1758
1428=cut 1759=cut
1446 } 1777 }
1447 1778
1448 \@paths 1779 \@paths
1449} 1780}
1450 1781
1451=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1782=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452 1783
1453Expand crossfire pod fragments into protocol xml. 1784Expand deliantra pod fragments into protocol xml.
1454
1455=cut
1456
1457sub expand_cfpod {
1458 ((my $self), (local $_)) = @_;
1459
1460 # escape & and <
1461 s/&/&amp;/g;
1462 s/(?<![BIUGH])</&lt;/g;
1463
1464 # this is buggy, it needs to properly take care of nested <'s
1465
1466 1 while
1467 # replace B<>, I<>, U<> etc.
1468 s/B<([^\>]*)>/<b>$1<\/b>/
1469 || s/I<([^\>]*)>/<i>$1<\/i>/
1470 || s/U<([^\>]*)>/<u>$1<\/u>/
1471 # replace G<male|female> tags
1472 || s{G<([^>|]*)\|([^>]*)>}{
1473 $self->gender ? $2 : $1
1474 }ge
1475 # replace H<hint text>
1476 || s{H<([^\>]*)>}
1477 {
1478 ("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479 "<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480 "")
1481 [$self->{hintmode}]
1482 }ge;
1483
1484 # create single paragraphs (very hackish)
1485 s/(?<=\S)\n(?=\w)/ /g;
1486
1487 # compress some whitespace
1488 s/\s+\n/\n/g; # ws line-ends
1489 s/\n\n+/\n/g; # double lines
1490 s/^\n+//; # beginning lines
1491 s/\n+$//; # ending lines
1492
1493 $_
1494}
1495
1496sub hintmode {
1497 $_[0]{hintmode} = $_[1] if @_ > 1;
1498 $_[0]{hintmode}
1499}
1500 1785
1501=item $player->ext_reply ($msgid, @msg) 1786=item $player->ext_reply ($msgid, @msg)
1502 1787
1503Sends an ext reply to the player. 1788Sends an ext reply to the player.
1504 1789
1536 1821
1537=cut 1822=cut
1538 1823
1539sub find_by_path($) { 1824sub find_by_path($) {
1540 my ($path) = @_; 1825 my ($path) = @_;
1826
1827 $path =~ s/^~[^\/]*//; # skip ~login
1541 1828
1542 my ($match, $specificity); 1829 my ($match, $specificity);
1543 1830
1544 for my $region (list) { 1831 for my $region (list) {
1545 if ($region->{match} && $path =~ $region->{match}) { 1832 if ($region->{match} && $path =~ $region->{match}) {
1571our $MAX_RESET = 3600; 1858our $MAX_RESET = 3600;
1572our $DEFAULT_RESET = 3000; 1859our $DEFAULT_RESET = 3000;
1573 1860
1574sub generate_random_map { 1861sub generate_random_map {
1575 my ($self, $rmp) = @_; 1862 my ($self, $rmp) = @_;
1576 # mit "rum" bekleckern, nicht 1863
1864 my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1865
1577 $self->_create_random_map ( 1866 $self->_create_random_map ($rmp);
1578 $rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579 $rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1580 $rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1581 $rmp->{exit_on_final_map},
1582 $rmp->{xsize}, $rmp->{ysize},
1583 $rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1584 $rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1585 $rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1586 $rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1587 $rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1588 (cf::region::find $rmp->{region}), $rmp->{custom}
1589 )
1590} 1867}
1591 1868
1592=item cf::map->register ($regex, $prio) 1869=item cf::map->register ($regex, $prio)
1593 1870
1594Register a handler for the map path matching the given regex at the 1871Register a handler for the map path matching the given regex at the
1599 1876
1600sub register { 1877sub register {
1601 my (undef, $regex, $prio) = @_; 1878 my (undef, $regex, $prio) = @_;
1602 my $pkg = caller; 1879 my $pkg = caller;
1603 1880
1604 no strict;
1605 push @{"$pkg\::ISA"}, __PACKAGE__; 1881 push @{"$pkg\::ISA"}, __PACKAGE__;
1606 1882
1607 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1883 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1608} 1884}
1609 1885
1610# also paths starting with '/' 1886# also paths starting with '/'
1611$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}]; 1887$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1612 1888
1613sub thawer_merge { 1889sub thawer_merge {
1614 my ($self, $merge) = @_; 1890 my ($self, $merge) = @_;
1615 1891
1616 # we have to keep some variables in memory intact 1892 # we have to keep some variables in memory intact
1621} 1897}
1622 1898
1623sub normalise { 1899sub normalise {
1624 my ($path, $base) = @_; 1900 my ($path, $base) = @_;
1625 1901
1626 $path = "$path"; # make sure its a string 1902 $path = "$path"; # make sure it's a string
1627 1903
1628 $path =~ s/\.map$//; 1904 $path =~ s/\.map$//;
1629 1905
1630 # map plan: 1906 # map plan:
1631 # 1907 #
1646 $base =~ s{[^/]+/?$}{}; 1922 $base =~ s{[^/]+/?$}{};
1647 $path = "$base/$path"; 1923 $path = "$base/$path";
1648 } 1924 }
1649 1925
1650 for ($path) { 1926 for ($path) {
1651 redo if s{//}{/};
1652 redo if s{/\.?/}{/}; 1927 redo if s{/\.?/}{/};
1653 redo if s{/[^/]+/\.\./}{/}; 1928 redo if s{/[^/]+/\.\./}{/};
1654 } 1929 }
1655 1930
1656 $path 1931 $path
1670 $self->init; # pass $1 etc. 1945 $self->init; # pass $1 etc.
1671 return $self; 1946 return $self;
1672 } 1947 }
1673 } 1948 }
1674 1949
1675 Carp::cluck "unable to resolve path '$path' (base '$base')."; 1950 Carp::cluck "unable to resolve path '$path' (base '$base')";
1676 () 1951 ()
1677} 1952}
1678 1953
1679sub init { 1954sub init {
1680 my ($self) = @_; 1955 my ($self) = @_;
1702 1977
1703# the temporary/swap location 1978# the temporary/swap location
1704sub save_path { 1979sub save_path {
1705 my ($self) = @_; 1980 my ($self) = @_;
1706 1981
1707 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1982 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708 "$TMPDIR/$path.map" 1983 "$TMPDIR/$path.map"
1709} 1984}
1710 1985
1711# the unique path, undef == no special unique path 1986# the unique path, undef == no special unique path
1712sub uniq_path { 1987sub uniq_path {
1713 my ($self) = @_; 1988 my ($self) = @_;
1714 1989
1715 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1990 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716 "$UNIQUEDIR/$path" 1991 "$UNIQUEDIR/$path"
1717}
1718
1719# and all this just because we cannot iterate over
1720# all maps in C++...
1721sub change_all_map_light {
1722 my ($change) = @_;
1723
1724 $_->change_map_light ($change)
1725 for grep $_->outdoor, values %cf::MAP;
1726} 1992}
1727 1993
1728sub decay_objects { 1994sub decay_objects {
1729 my ($self) = @_; 1995 my ($self) = @_;
1730 1996
1743 2009
1744sub load_header_from($) { 2010sub load_header_from($) {
1745 my ($self, $path) = @_; 2011 my ($self, $path) = @_;
1746 2012
1747 utf8::encode $path; 2013 utf8::encode $path;
1748 #aio_open $path, O_RDONLY, 0 2014 my $f = new_from_file cf::object::thawer $path
1749 # or return;
1750
1751 $self->_load_header ($path)
1752 or return; 2015 or return;
2016
2017 $self->_load_header ($f)
2018 or return;
2019
2020 local $MAP_LOADING{$self->{path}} = $self;
2021 $f->resolve_delayed_derefs;
1753 2022
1754 $self->{load_path} = $path; 2023 $self->{load_path} = $path;
1755 2024
1756 1 2025 1
1757} 2026}
1809 2078
1810sub find; 2079sub find;
1811sub find { 2080sub find {
1812 my ($path, $origin) = @_; 2081 my ($path, $origin) = @_;
1813 2082
2083 cf::cede_to_tick;
2084
1814 $path = normalise $path, $origin && $origin->path; 2085 $path = normalise $path, $origin && $origin->path;
1815 2086
2087 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1816 cf::lock_wait "map_find:$path"; 2088 my $guard2 = cf::lock_acquire "map_find:$path";
1817 2089
1818 $cf::MAP{$path} || do { 2090 $cf::MAP{$path} || do {
1819 my $guard = cf::lock_acquire "map_find:$path";
1820 my $map = new_from_path cf::map $path 2091 my $map = new_from_path cf::map $path
1821 or return; 2092 or return;
1822 2093
1823 $map->{last_save} = $cf::RUNTIME; 2094 $map->{last_save} = $cf::RUNTIME;
1824 2095
1826 or return; 2097 or return;
1827 2098
1828 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?) 2099 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829 # doing this can freeze the server in a sync job, obviously 2100 # doing this can freeze the server in a sync job, obviously
1830 #$cf::WAIT_FOR_TICK->wait; 2101 #$cf::WAIT_FOR_TICK->wait;
2102 undef $guard2;
2103 undef $guard1;
1831 $map->reset; 2104 $map->reset;
1832 undef $guard;
1833 return find $path; 2105 return find $path;
1834 } 2106 }
1835 2107
1836 $cf::MAP{$path} = $map 2108 $cf::MAP{$path} = $map
1837 } 2109 }
1838} 2110}
1839 2111
1840sub pre_load { } 2112sub pre_load { }
1841sub post_load { } 2113#sub post_load { } # XS
1842 2114
1843sub load { 2115sub load {
1844 my ($self) = @_; 2116 my ($self) = @_;
1845 2117
1846 local $self->{deny_reset} = 1; # loading can take a long time 2118 local $self->{deny_reset} = 1; # loading can take a long time
1847 2119
1848 my $path = $self->{path}; 2120 my $path = $self->{path};
1849 2121
1850 { 2122 {
1851 my $guard = cf::lock_acquire "map_load:$path"; 2123 my $guard = cf::lock_acquire "map_data:$path";
1852 2124
2125 return unless $self->valid;
1853 return if $self->in_memory != cf::MAP_SWAPPED; 2126 return unless $self->in_memory == cf::MAP_SWAPPED;
1854 2127
1855 $self->in_memory (cf::MAP_LOADING); 2128 $self->in_memory (cf::MAP_LOADING);
1856 2129
1857 $self->alloc; 2130 $self->alloc;
1858 2131
1859 $self->pre_load; 2132 $self->pre_load;
1860 Coro::cede; 2133 cf::cede_to_tick;
1861 2134
2135 my $f = new_from_file cf::object::thawer $self->{load_path};
2136 $f->skip_block;
1862 $self->_load_objects ($self->{load_path}, 1) 2137 $self->_load_objects ($f)
1863 or return; 2138 or return;
1864 2139
1865 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1) 2140 $self->post_load_original
1866 if delete $self->{load_original}; 2141 if delete $self->{load_original};
1867 2142
1868 if (my $uniq = $self->uniq_path) { 2143 if (my $uniq = $self->uniq_path) {
1869 utf8::encode $uniq; 2144 utf8::encode $uniq;
1870 if (aio_open $uniq, O_RDONLY, 0) { 2145 unless (aio_stat $uniq) {
2146 if (my $f = new_from_file cf::object::thawer $uniq) {
1871 $self->clear_unique_items; 2147 $self->clear_unique_items;
1872 $self->_load_objects ($uniq, 0); 2148 $self->_load_objects ($f);
2149 $f->resolve_delayed_derefs;
2150 }
1873 } 2151 }
1874 } 2152 }
1875 2153
1876 Coro::cede; 2154 $f->resolve_delayed_derefs;
2155
2156 cf::cede_to_tick;
1877 # now do the right thing for maps 2157 # now do the right thing for maps
1878 $self->link_multipart_objects; 2158 $self->link_multipart_objects;
1879 $self->difficulty ($self->estimate_difficulty) 2159 $self->difficulty ($self->estimate_difficulty)
1880 unless $self->difficulty; 2160 unless $self->difficulty;
1881 Coro::cede; 2161 cf::cede_to_tick;
1882 2162
1883 unless ($self->{deny_activate}) { 2163 unless ($self->{deny_activate}) {
1884 $self->decay_objects; 2164 $self->decay_objects;
1885 $self->fix_auto_apply; 2165 $self->fix_auto_apply;
1886 $self->update_buttons; 2166 $self->update_buttons;
1887 Coro::cede; 2167 cf::cede_to_tick;
1888 $self->set_darkness_map;
1889 Coro::cede;
1890 $self->activate; 2168 $self->activate;
1891 } 2169 }
1892 2170
1893 $self->{last_save} = $cf::RUNTIME; 2171 $self->{last_save} = $cf::RUNTIME;
1894 $self->last_access ($cf::RUNTIME); 2172 $self->last_access ($cf::RUNTIME);
1895 2173
1896 $self->in_memory (cf::MAP_IN_MEMORY); 2174 $self->in_memory (cf::MAP_ACTIVE);
1897 } 2175 }
1898 2176
1899 $self->post_load; 2177 $self->post_load;
1900}
1901 2178
2179 1
2180}
2181
2182# customize the map for a given player, i.e.
2183# return the _real_ map. used by e.g. per-player
2184# maps to change the path to ~playername/mappath
1902sub customise_for { 2185sub customise_for {
1903 my ($self, $ob) = @_; 2186 my ($self, $ob) = @_;
1904 2187
1905 return find "~" . $ob->name . "/" . $self->{path} 2188 return find "~" . $ob->name . "/" . $self->{path}
1906 if $self->per_player; 2189 if $self->per_player;
1922 or next; 2205 or next;
1923 $neigh = find $neigh, $map 2206 $neigh = find $neigh, $map
1924 or next; 2207 or next;
1925 $neigh->load; 2208 $neigh->load;
1926 2209
2210 # now find the diagonal neighbours
1927 push @neigh, 2211 push @neigh,
1928 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2212 [$neigh->tile_path (($_ + 3) % 4), $neigh],
1929 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2213 [$neigh->tile_path (($_ + 1) % 4), $neigh];
1930 } 2214 }
1931 2215
1938} 2222}
1939 2223
1940sub find_sync { 2224sub find_sync {
1941 my ($path, $origin) = @_; 2225 my ($path, $origin) = @_;
1942 2226
1943 cf::sync_job { find $path, $origin } 2227 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2228 if $Coro::current == $Coro::main;
2229
2230 find $path, $origin
1944} 2231}
1945 2232
1946sub do_load_sync { 2233sub do_load_sync {
1947 my ($map) = @_; 2234 my ($map) = @_;
1948 2235
1949 cf::sync_job { $map->load }; 2236 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2237 if $Coro::current == $Coro::main;
2238
2239 $map->load;
1950} 2240}
1951 2241
1952our %MAP_PREFETCH; 2242our %MAP_PREFETCH;
1953our $MAP_PREFETCHER = undef; 2243our $MAP_PREFETCHER = undef;
1954 2244
1955sub find_async { 2245sub find_async {
1956 my ($path, $origin) = @_; 2246 my ($path, $origin, $load) = @_;
1957 2247
1958 $path = normalise $path, $origin && $origin->{path}; 2248 $path = normalise $path, $origin && $origin->{path};
1959 2249
1960 if (my $map = $cf::MAP{$path}) { 2250 if (my $map = $cf::MAP{$path}) {
1961 return $map if $map->in_memory == cf::MAP_IN_MEMORY; 2251 return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962 } 2252 }
1963 2253
1964 undef $MAP_PREFETCH{$path}; 2254 $MAP_PREFETCH{$path} |= $load;
2255
1965 $MAP_PREFETCHER ||= cf::async { 2256 $MAP_PREFETCHER ||= cf::async {
2257 $Coro::current->{desc} = "map prefetcher";
2258
1966 while (%MAP_PREFETCH) { 2259 while (%MAP_PREFETCH) {
1967 for my $path (keys %MAP_PREFETCH) { 2260 while (my ($k, $v) = each %MAP_PREFETCH) {
1968 if (my $map = find $path) { 2261 if (my $map = find $k) {
1969 $map->load; 2262 $map->load if $v;
1970 } 2263 }
1971 2264
1972 delete $MAP_PREFETCH{$path}; 2265 delete $MAP_PREFETCH{$k};
1973 } 2266 }
1974 } 2267 }
1975 undef $MAP_PREFETCHER; 2268 undef $MAP_PREFETCHER;
1976 }; 2269 };
1977 $MAP_PREFETCHER->prio (6); 2270 $MAP_PREFETCHER->prio (6);
1978 2271
1979 () 2272 ()
1980} 2273}
1981 2274
2275# common code, used by both ->save and ->swapout
1982sub save { 2276sub _save {
1983 my ($self) = @_; 2277 my ($self) = @_;
1984
1985 my $lock = cf::lock_acquire "map_data:" . $self->path;
1986 2278
1987 $self->{last_save} = $cf::RUNTIME; 2279 $self->{last_save} = $cf::RUNTIME;
1988 2280
1989 return unless $self->dirty; 2281 return unless $self->dirty;
1990 2282
1996 return if $self->{deny_save}; 2288 return if $self->{deny_save};
1997 2289
1998 local $self->{last_access} = $self->last_access;#d# 2290 local $self->{last_access} = $self->last_access;#d#
1999 2291
2000 cf::async { 2292 cf::async {
2293 $Coro::current->{desc} = "map player save";
2001 $_->contr->save for $self->players; 2294 $_->contr->save for $self->players;
2002 }; 2295 };
2296
2297 cf::get_slot 0.02;
2003 2298
2004 if ($uniq) { 2299 if ($uniq) {
2005 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); 2300 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006 $self->_save_objects ($uniq, cf::IO_UNIQUES); 2301 $self->_save_objects ($uniq, cf::IO_UNIQUES);
2007 } else { 2302 } else {
2008 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); 2303 $self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2009 } 2304 }
2010} 2305}
2011 2306
2307sub save {
2308 my ($self) = @_;
2309
2310 my $lock = cf::lock_acquire "map_data:$self->{path}";
2311
2312 $self->_save;
2313}
2314
2012sub swap_out { 2315sub swap_out {
2013 my ($self) = @_; 2316 my ($self) = @_;
2014 2317
2015 # save first because save cedes
2016 $self->save;
2017
2018 my $lock = cf::lock_acquire "map_data:" . $self->path; 2318 my $lock = cf::lock_acquire "map_data:$self->{path}";
2019 2319
2320 return if $self->in_memory != cf::MAP_ACTIVE;
2321 return if $self->{deny_save};
2020 return if $self->players; 2322 return if $self->players;
2021 return if $self->in_memory != cf::MAP_IN_MEMORY;
2022 return if $self->{deny_save};
2023 2323
2324 # first deactivate the map and "unlink" it from the core
2325 $self->deactivate;
2326 $_->clear_links_to ($self) for values %cf::MAP;
2327 $self->in_memory (cf::MAP_SWAPPED);
2328
2329 # then atomically save
2330 $self->_save;
2331
2332 # then free the map
2024 $self->clear; 2333 $self->clear;
2025 $self->in_memory (cf::MAP_SWAPPED);
2026} 2334}
2027 2335
2028sub reset_at { 2336sub reset_at {
2029 my ($self) = @_; 2337 my ($self) = @_;
2030 2338
2048 2356
2049 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2357 my $lock = cf::lock_acquire "map_data:$self->{path}";
2050 2358
2051 return if $self->players; 2359 return if $self->players;
2052 2360
2053 warn "resetting map ", $self->path; 2361 cf::trace "resetting map ", $self->path, "\n";
2054 2362
2055 $self->in_memory (cf::MAP_SWAPPED); 2363 $self->in_memory (cf::MAP_SWAPPED);
2056 2364
2057 # need to save uniques path 2365 # need to save uniques path
2058 unless ($self->{deny_save}) { 2366 unless ($self->{deny_save}) {
2062 if $uniq; 2370 if $uniq;
2063 } 2371 }
2064 2372
2065 delete $cf::MAP{$self->path}; 2373 delete $cf::MAP{$self->path};
2066 2374
2375 $self->deactivate;
2376 $_->clear_links_to ($self) for values %cf::MAP;
2067 $self->clear; 2377 $self->clear;
2068
2069 $_->clear_links_to ($self) for values %cf::MAP;
2070 2378
2071 $self->unlink_save; 2379 $self->unlink_save;
2072 $self->destroy; 2380 $self->destroy;
2073} 2381}
2074 2382
2075my $nuke_counter = "aaaa"; 2383my $nuke_counter = "aaaa";
2076 2384
2077sub nuke { 2385sub nuke {
2078 my ($self) = @_; 2386 my ($self) = @_;
2079 2387
2388 {
2389 my $lock = cf::lock_acquire "map_data:$self->{path}";
2390
2080 delete $cf::MAP{$self->path}; 2391 delete $cf::MAP{$self->path};
2081 2392
2082 $self->unlink_save; 2393 $self->unlink_save;
2083 2394
2084 bless $self, "cf::map"; 2395 bless $self, "cf::map::wrap";
2085 delete $self->{deny_reset}; 2396 delete $self->{deny_reset};
2086 $self->{deny_save} = 1; 2397 $self->{deny_save} = 1;
2087 $self->reset_timeout (1); 2398 $self->reset_timeout (1);
2088 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++)); 2399 $self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089 2400
2090 $cf::MAP{$self->path} = $self; 2401 $cf::MAP{$self->path} = $self;
2402 }
2091 2403
2092 $self->reset; # polite request, might not happen 2404 $self->reset; # polite request, might not happen
2093} 2405}
2094 2406
2095=item $maps = cf::map::tmp_maps 2407=item $maps = cf::map::tmp_maps
2137 2449
2138sub unique_maps() { 2450sub unique_maps() {
2139 [ 2451 [
2140 map { 2452 map {
2141 utf8::decode $_; 2453 utf8::decode $_;
2142 /\.map$/ 2454 s/\.map$//; # TODO future compatibility hack
2455 /\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
2456 ? ()
2143 ? normalise $_ 2457 : normalise $_
2144 : ()
2145 } @{ aio_readdir $UNIQUEDIR or [] } 2458 } @{ aio_readdir $UNIQUEDIR or [] }
2146 ] 2459 ]
2147} 2460}
2148 2461
2149package cf; 2462=item cf::map::static_maps
2463
2464Returns an arrayref if paths of all static maps (all preinstalled F<.map>
2465file in the shared directory excluding F</styles> and F</editor>). May
2466block.
2467
2468=cut
2469
2470sub static_maps() {
2471 my @dirs = "";
2472 my @maps;
2473
2474 while (@dirs) {
2475 my $dir = shift @dirs;
2476
2477 next if $dir eq "/styles" || $dir eq "/editor";
2478
2479 my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
2480 or return;
2481
2482 for (@$files) {
2483 s/\.map$// or next;
2484 utf8::decode $_;
2485 push @maps, "$dir/$_";
2486 }
2487
2488 push @dirs, map "$dir/$_", @$dirs;
2489 }
2490
2491 \@maps
2492}
2150 2493
2151=back 2494=back
2152 2495
2153=head3 cf::object 2496=head3 cf::object
2154 2497
2158 2501
2159=over 4 2502=over 4
2160 2503
2161=item $ob->inv_recursive 2504=item $ob->inv_recursive
2162 2505
2163Returns the inventory of the object _and_ their inventories, recursively. 2506Returns the inventory of the object I<and> their inventories, recursively,
2507but I<not> the object itself.
2164 2508
2165=cut 2509=cut
2166 2510
2167sub inv_recursive_; 2511sub inv_recursive_;
2168sub inv_recursive_ { 2512sub inv_recursive_ {
2171 2515
2172sub inv_recursive { 2516sub inv_recursive {
2173 inv_recursive_ inv $_[0] 2517 inv_recursive_ inv $_[0]
2174} 2518}
2175 2519
2520=item $ref = $ob->ref
2521
2522Creates and returns a persistent reference to an object that can be stored as a string.
2523
2524=item $ob = cf::object::deref ($refstring)
2525
2526returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2527even if the object actually exists. May block.
2528
2529=cut
2530
2531sub deref {
2532 my ($ref) = @_;
2533
2534 if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2535 my ($uuid, $name) = ($1, $2);
2536 my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2537 or return;
2538 $pl->ob->uuid eq $uuid
2539 or return;
2540
2541 $pl->ob
2542 } else {
2543 warn "$ref: cannot resolve object reference\n";
2544 undef
2545 }
2546}
2547
2176package cf; 2548package cf;
2177 2549
2178=back 2550=back
2179 2551
2180=head3 cf::object::player 2552=head3 cf::object::player
2186Sends a message to the player, as if the npc C<$npc> replied. C<$npc> 2558Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2187can be C<undef>. Does the right thing when the player is currently in a 2559can be C<undef>. Does the right thing when the player is currently in a
2188dialogue with the given NPC character. 2560dialogue with the given NPC character.
2189 2561
2190=cut 2562=cut
2563
2564our $SAY_CHANNEL = {
2565 id => "say",
2566 title => "Map",
2567 reply => "say ",
2568 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2569};
2570
2571our $CHAT_CHANNEL = {
2572 id => "chat",
2573 title => "Chat",
2574 reply => "chat ",
2575 tooltip => "Player chat and shouts, global to the server.",
2576};
2191 2577
2192# rough implementation of a future "reply" method that works 2578# rough implementation of a future "reply" method that works
2193# with dialog boxes. 2579# with dialog boxes.
2194#TODO: the first argument must go, split into a $npc->reply_to ( method 2580#TODO: the first argument must go, split into a $npc->reply_to ( method
2195sub cf::object::player::reply($$$;$) { 2581sub cf::object::player::reply($$$;$) {
2207 my $dialog = $pl->{npc_dialog}; 2593 my $dialog = $pl->{npc_dialog};
2208 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg)); 2594 $dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209 2595
2210 } else { 2596 } else {
2211 $msg = $npc->name . " says: $msg" if $npc; 2597 $msg = $npc->name . " says: $msg" if $npc;
2212 $self->message ($msg, $flags); 2598 $self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213 } 2599 }
2214 } 2600 }
2215} 2601}
2216 2602
2217=item $object->send_msg ($channel, $msg, $color, [extra...]) 2603=item $object->send_msg ($channel, $msg, $color, [extra...])
2242 2628
2243=item $player_object->enter_link 2629=item $player_object->enter_link
2244 2630
2245Freezes the player and moves him/her to a special map (C<{link}>). 2631Freezes the player and moves him/her to a special map (C<{link}>).
2246 2632
2247The player should be reasonably safe there for short amounts of time. You 2633The player should be reasonably safe there for short amounts of time (e.g.
2248I<MUST> call C<leave_link> as soon as possible, though. 2634for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2635though, as the player cannot control the character while it is on the link
2636map.
2249 2637
2250Will never block. 2638Will never block.
2251 2639
2252=item $player_object->leave_link ($map, $x, $y) 2640=item $player_object->leave_link ($map, $x, $y)
2253 2641
2273sub cf::object::player::enter_link { 2661sub cf::object::player::enter_link {
2274 my ($self) = @_; 2662 my ($self) = @_;
2275 2663
2276 $self->deactivate_recursive; 2664 $self->deactivate_recursive;
2277 2665
2666 ++$self->{_link_recursion};
2667
2278 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2668 return if UNIVERSAL::isa $self->map, "ext::map_link";
2279 2669
2280 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2670 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2281 if $self->map && $self->map->{path} ne "{link}"; 2671 if $self->map && $self->map->{path} ne "{link}";
2282 2672
2283 $self->enter_map ($LINK_MAP || link_map, 10, 10); 2673 $self->enter_map ($LINK_MAP || link_map, 3, 3);
2284} 2674}
2285 2675
2286sub cf::object::player::leave_link { 2676sub cf::object::player::leave_link {
2287 my ($self, $map, $x, $y) = @_; 2677 my ($self, $map, $x, $y) = @_;
2288 2678
2305 ($x, $y) = (-1, -1) 2695 ($x, $y) = (-1, -1)
2306 unless (defined $x) && (defined $y); 2696 unless (defined $x) && (defined $y);
2307 2697
2308 # use -1 or undef as default coordinates, not 0, 0 2698 # use -1 or undef as default coordinates, not 0, 0
2309 ($x, $y) = ($map->enter_x, $map->enter_y) 2699 ($x, $y) = ($map->enter_x, $map->enter_y)
2310 if $x <=0 && $y <= 0; 2700 if $x <= 0 && $y <= 0;
2311 2701
2312 $map->load; 2702 $map->load;
2313 $map->load_neighbours; 2703 $map->load_neighbours;
2314 2704
2315 return unless $self->contr->active; 2705 return unless $self->contr->active;
2316 $self->activate_recursive;
2317 2706
2318 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2707 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319 $self->enter_map ($map, $x, $y); 2708 if ($self->enter_map ($map, $x, $y)) {
2320} 2709 # entering was successful
2710 delete $self->{_link_recursion};
2711 # only activate afterwards, to support waiting in hooks
2712 $self->activate_recursive;
2713 }
2321 2714
2715}
2716
2322=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2717=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2323 2718
2324Moves the player to the given map-path and coordinates by first freezing 2719Moves the player to the given map-path and coordinates by first freezing
2325her, loading and preparing them map, calling the provided $check callback 2720her, loading and preparing them map, calling the provided $check callback
2326that has to return the map if sucecssful, and then unfreezes the player on 2721that has to return the map if sucecssful, and then unfreezes the player on
2327the new (success) or old (failed) map position. In either case, $done will 2722the new (success) or old (failed) map position. In either case, $done will
2328be called at the end of this process. 2723be called at the end of this process.
2329 2724
2725Note that $check will be called with a potentially non-loaded map, so if
2726it needs a loaded map it has to call C<< ->load >>.
2727
2330=cut 2728=cut
2331 2729
2332our $GOTOGEN; 2730our $GOTOGEN;
2333 2731
2334sub cf::object::player::goto { 2732sub cf::object::player::goto {
2335 my ($self, $path, $x, $y, $check, $done) = @_; 2733 my ($self, $path, $x, $y, $check, $done) = @_;
2336 2734
2735 if ($self->{_link_recursion} >= $MAX_LINKS) {
2736 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2737 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2738 ($path, $x, $y) = @$EMERGENCY_POSITION;
2739 }
2740
2337 # do generation counting so two concurrent goto's will be executed in-order 2741 # do generation counting so two concurrent goto's will be executed in-order
2338 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2742 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339 2743
2340 $self->enter_link; 2744 $self->enter_link;
2341 2745
2342 (async { 2746 (async {
2747 $Coro::current->{desc} = "player::goto $path $x $y";
2748
2749 # *tag paths override both path and x|y
2750 if ($path =~ /^\*(.*)$/) {
2751 if (my @obs = grep $_->map, ext::map_tags::find $1) {
2752 my $ob = $obs[rand @obs];
2753
2754 # see if we actually can go there
2755 if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
2756 $ob = $obs[rand @obs];
2757 } else {
2758 $self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
2759 }
2760 # else put us there anyways for now #d#
2761
2762 ($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
2763 } else {
2764 ($path, $x, $y) = (undef, undef, undef);
2765 }
2766 }
2767
2343 my $map = eval { 2768 my $map = eval {
2344 my $map = cf::map::find $path; 2769 my $map = defined $path ? cf::map::find $path : undef;
2345 2770
2346 if ($map) { 2771 if ($map) {
2347 $map = $map->customise_for ($self); 2772 $map = $map->customise_for ($self);
2348 $map = $check->($map) if $check && $map; 2773 $map = $check->($map, $x, $y, $self) if $check && $map;
2349 } else { 2774 } else {
2350 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED); 2775 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2351 } 2776 }
2352 2777
2353 $map 2778 $map
2354 }; 2779 };
2355 2780
2361 if ($gen == $self->{_goto_generation}) { 2786 if ($gen == $self->{_goto_generation}) {
2362 delete $self->{_goto_generation}; 2787 delete $self->{_goto_generation};
2363 $self->leave_link ($map, $x, $y); 2788 $self->leave_link ($map, $x, $y);
2364 } 2789 }
2365 2790
2366 $done->() if $done; 2791 $done->($self) if $done;
2367 })->prio (1); 2792 })->prio (1);
2368} 2793}
2369 2794
2370=item $player_object->enter_exit ($exit_object) 2795=item $player_object->enter_exit ($exit_object)
2371 2796
2391} 2816}
2392 2817
2393sub prepare_random_map { 2818sub prepare_random_map {
2394 my ($exit) = @_; 2819 my ($exit) = @_;
2395 2820
2396 my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398 # all this does is basically replace the /! path by 2821 # all this does is basically replace the /! path by
2399 # a new random map path (?random/...) with a seed 2822 # a new random map path (?random/...) with a seed
2400 # that depends on the exit object 2823 # that depends on the exit object
2401 2824
2402 my $rmp = parse_random_map_params $exit->msg; 2825 my $rmp = parse_random_map_params $exit->msg;
2404 if ($exit->map) { 2827 if ($exit->map) {
2405 $rmp->{region} = $exit->region->name; 2828 $rmp->{region} = $exit->region->name;
2406 $rmp->{origin_map} = $exit->map->path; 2829 $rmp->{origin_map} = $exit->map->path;
2407 $rmp->{origin_x} = $exit->x; 2830 $rmp->{origin_x} = $exit->x;
2408 $rmp->{origin_y} = $exit->y; 2831 $rmp->{origin_y} = $exit->y;
2832
2833 $exit->map->touch;
2409 } 2834 }
2410 2835
2411 $rmp->{random_seed} ||= $exit->random_seed; 2836 $rmp->{random_seed} ||= $exit->random_seed;
2412 2837
2413 my $data = cf::to_json $rmp; 2838 my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414 my $md5 = Digest::MD5::md5_hex $data; 2839 my $md5 = Digest::MD5::md5_hex $data;
2415 my $meta = "$RANDOMDIR/$md5.meta"; 2840 my $meta = "$RANDOMDIR/$md5.meta";
2416 2841
2417 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2842 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418 aio_write $fh, 0, (length $data), $data, 0; 2843 aio_write $fh, 0, (length $data), $data, 0;
2419 undef $fh; 2844 undef $fh;
2420 aio_rename "$meta~", $meta; 2845 aio_rename "$meta~", $meta;
2421 2846
2847 my $slaying = "?random/$md5";
2848
2849 if ($exit->valid) {
2422 $exit->slaying ("?random/$md5"); 2850 $exit->slaying ("?random/$md5");
2423 $exit->msg (undef); 2851 $exit->msg (undef);
2852 }
2424 } 2853 }
2425} 2854}
2426 2855
2427sub cf::object::player::enter_exit { 2856sub cf::object::player::enter_exit {
2428 my ($self, $exit) = @_; 2857 my ($self, $exit) = @_;
2429 2858
2430 return unless $self->type == cf::PLAYER; 2859 return unless $self->type == cf::PLAYER;
2431 2860
2432 if ($exit->slaying eq "/!") {
2433 #TODO: this should de-fi-ni-te-ly not be a sync-job
2434 # the problem is that $exit might not survive long enough
2435 # so it needs to be done right now, right here
2436 cf::sync_job { prepare_random_map $exit };
2437 }
2438
2439 my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440 my $hp = $exit->stats->hp;
2441 my $sp = $exit->stats->sp;
2442
2443 $self->enter_link; 2861 $self->enter_link;
2444 2862
2445 # if exit is damned, update players death & WoR home-position
2446 $self->contr->savebed ($slaying, $hp, $sp)
2447 if $exit->flag (FLAG_DAMNED);
2448
2449 (async { 2863 (async {
2450 $self->deactivate_recursive; # just to be sure 2864 $Coro::current->{desc} = "enter_exit";
2865
2451 unless (eval { 2866 unless (eval {
2867 $self->deactivate_recursive; # just to be sure
2868
2869 # random map handling
2870 {
2871 my $guard = cf::lock_acquire "exit_prepare:$exit";
2872
2873 prepare_random_map $exit
2874 if $exit->slaying eq "/!";
2875 }
2876
2877 my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2878 my $x = $exit->stats->hp;
2879 my $y = $exit->stats->sp;
2880
2452 $self->goto ($slaying, $hp, $sp); 2881 $self->goto ($map, $x, $y);
2453 2882
2883 # if exit is damned, update players death & WoR home-position
2884 $self->contr->savebed ($map, $x, $y)
2885 if $exit->flag (cf::FLAG_DAMNED);
2886
2454 1; 2887 1
2455 }) { 2888 }) {
2456 $self->message ("Something went wrong deep within the crossfire server. " 2889 $self->message ("Something went wrong deep within the deliantra server. "
2457 . "I'll try to bring you back to the map you were before. " 2890 . "I'll try to bring you back to the map you were before. "
2458 . "Please report this to the dungeon master!", 2891 . "Please report this to the dungeon master!",
2459 cf::NDI_UNIQUE | cf::NDI_RED); 2892 cf::NDI_UNIQUE | cf::NDI_RED);
2460 2893
2461 warn "ERROR in enter_exit: $@"; 2894 error "ERROR in enter_exit: $@";
2462 $self->leave_link; 2895 $self->leave_link;
2463 } 2896 }
2464 })->prio (1); 2897 })->prio (1);
2465} 2898}
2466 2899
2478sub cf::client::send_drawinfo { 2911sub cf::client::send_drawinfo {
2479 my ($self, $text, $flags) = @_; 2912 my ($self, $text, $flags) = @_;
2480 2913
2481 utf8::encode $text; 2914 utf8::encode $text;
2482 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text); 2915 $self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2916}
2917
2918=item $client->send_big_packet ($pkt)
2919
2920Like C<send_packet>, but tries to compress large packets, and fragments
2921them as required.
2922
2923=cut
2924
2925our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
2926
2927sub cf::client::send_big_packet {
2928 my ($self, $pkt) = @_;
2929
2930 # try lzf for large packets
2931 $pkt = "lzf " . Compress::LZF::compress $pkt
2932 if 1024 <= length $pkt and $self->{can_lzf};
2933
2934 # split very large packets
2935 if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
2936 $self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
2937 $pkt = "frag";
2938 }
2939
2940 $self->send_packet ($pkt);
2483} 2941}
2484 2942
2485=item $client->send_msg ($channel, $msg, $color, [extra...]) 2943=item $client->send_msg ($channel, $msg, $color, [extra...])
2486 2944
2487Send a drawinfo or msg packet to the client, formatting the msg for the 2945Send a drawinfo or msg packet to the client, formatting the msg for the
2489the message, with C<log> being the default. If C<$color> is negative, suppress 2947the message, with C<log> being the default. If C<$color> is negative, suppress
2490the message unless the client supports the msg packet. 2948the message unless the client supports the msg packet.
2491 2949
2492=cut 2950=cut
2493 2951
2952# non-persistent channels (usually the info channel)
2953our %CHANNEL = (
2954 "c/motd" => {
2955 id => "infobox",
2956 title => "MOTD",
2957 reply => undef,
2958 tooltip => "The message of the day",
2959 },
2960 "c/identify" => {
2961 id => "infobox",
2962 title => "Identify",
2963 reply => undef,
2964 tooltip => "Items recently identified",
2965 },
2966 "c/examine" => {
2967 id => "infobox",
2968 title => "Examine",
2969 reply => undef,
2970 tooltip => "Signs and other items you examined",
2971 },
2972 "c/shopinfo" => {
2973 id => "infobox",
2974 title => "Shop Info",
2975 reply => undef,
2976 tooltip => "What your bargaining skill tells you about the shop",
2977 },
2978 "c/book" => {
2979 id => "infobox",
2980 title => "Book",
2981 reply => undef,
2982 tooltip => "The contents of a note or book",
2983 },
2984 "c/lookat" => {
2985 id => "infobox",
2986 title => "Look",
2987 reply => undef,
2988 tooltip => "What you saw there",
2989 },
2990 "c/who" => {
2991 id => "infobox",
2992 title => "Players",
2993 reply => undef,
2994 tooltip => "Shows players who are currently online",
2995 },
2996 "c/body" => {
2997 id => "infobox",
2998 title => "Body Parts",
2999 reply => undef,
3000 tooltip => "Shows which body parts you posess and are available",
3001 },
3002 "c/statistics" => {
3003 id => "infobox",
3004 title => "Statistics",
3005 reply => undef,
3006 tooltip => "Shows your primary statistics",
3007 },
3008 "c/skills" => {
3009 id => "infobox",
3010 title => "Skills",
3011 reply => undef,
3012 tooltip => "Shows your experience per skill and item power",
3013 },
3014 "c/shopitems" => {
3015 id => "infobox",
3016 title => "Shop Items",
3017 reply => undef,
3018 tooltip => "Shows the items currently for sale in this shop",
3019 },
3020 "c/resistances" => {
3021 id => "infobox",
3022 title => "Resistances",
3023 reply => undef,
3024 tooltip => "Shows your resistances",
3025 },
3026 "c/pets" => {
3027 id => "infobox",
3028 title => "Pets",
3029 reply => undef,
3030 tooltip => "Shows information abotu your pets/a specific pet",
3031 },
3032 "c/perceiveself" => {
3033 id => "infobox",
3034 title => "Perceive Self",
3035 reply => undef,
3036 tooltip => "You gained detailed knowledge about yourself",
3037 },
3038 "c/uptime" => {
3039 id => "infobox",
3040 title => "Uptime",
3041 reply => undef,
3042 tooltip => "How long the server has been running since last restart",
3043 },
3044 "c/mapinfo" => {
3045 id => "infobox",
3046 title => "Map Info",
3047 reply => undef,
3048 tooltip => "Information related to the maps",
3049 },
3050 "c/party" => {
3051 id => "party",
3052 title => "Party",
3053 reply => "gsay ",
3054 tooltip => "Messages and chat related to your party",
3055 },
3056 "c/death" => {
3057 id => "death",
3058 title => "Death",
3059 reply => undef,
3060 tooltip => "Reason for and more info about your most recent death",
3061 },
3062 "c/say" => $SAY_CHANNEL,
3063 "c/chat" => $CHAT_CHANNEL,
3064);
3065
2494sub cf::client::send_msg { 3066sub cf::client::send_msg {
2495 my ($self, $channel, $msg, $color, @extra) = @_; 3067 my ($self, $channel, $msg, $color, @extra) = @_;
2496 3068
2497 $msg = $self->pl->expand_cfpod ($msg); 3069 $msg = $self->pl->expand_cfpod ($msg)
3070 unless $color & cf::NDI_VERBATIM;
2498 3071
2499 $color &= cf::NDI_CLIENT_MASK; # just in case... 3072 $color &= cf::NDI_CLIENT_MASK; # just in case...
2500 3073
3074 # check predefined channels, for the benefit of C
3075 if ($CHANNEL{$channel}) {
3076 $channel = $CHANNEL{$channel};
3077
3078 $self->ext_msg (channel_info => $channel);
3079 $channel = $channel->{id};
3080
2501 if (ref $channel) { 3081 } elsif (ref $channel) {
2502 # send meta info to client, if not yet sent 3082 # send meta info to client, if not yet sent
2503 unless (exists $self->{channel}{$channel->{id}}) { 3083 unless (exists $self->{channel}{$channel->{id}}) {
2504 $self->{channel}{$channel->{id}} = $channel; 3084 $self->{channel}{$channel->{id}} = $channel;
2505 $self->ext_msg (channel_info => $channel); 3085 $self->ext_msg (channel_info => $channel);
2506 } 3086 }
2508 $channel = $channel->{id}; 3088 $channel = $channel->{id};
2509 } 3089 }
2510 3090
2511 return unless @extra || length $msg; 3091 return unless @extra || length $msg;
2512 3092
2513 if ($self->can_msg) {
2514 # default colour, mask it out 3093 # default colour, mask it out
2515 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 3094 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516 if $color & cf::NDI_DEF; 3095 if $color & cf::NDI_DEF;
2517 3096
2518 $self->send_packet ("msg " . $self->{json_coder}->encode ( 3097 my $pkt = "msg "
3098 . $self->{json_coder}->encode (
2519 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra])); 3099 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2520 } else { 3100 );
2521 if ($color >= 0) {
2522 # replace some tags by gcfclient-compatible ones
2523 for ($msg) {
2524 1 while
2525 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530 }
2531 3101
2532 $color &= cf::NDI_COLOR_MASK; 3102 $self->send_big_packet ($pkt);
2533
2534 utf8::encode $msg;
2535
2536 if (0 && $msg =~ /\[/) {
2537 # COMMAND/INFO
2538 $self->send_packet ("drawextinfo $color 10 8 $msg")
2539 } else {
2540 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2541 $self->send_packet ("drawinfo $color $msg")
2542 }
2543 }
2544 }
2545} 3103}
2546 3104
2547=item $client->ext_msg ($type, @msg) 3105=item $client->ext_msg ($type, @msg)
2548 3106
2549Sends an ext event to the client. 3107Sends an ext event to the client.
2551=cut 3109=cut
2552 3110
2553sub cf::client::ext_msg($$@) { 3111sub cf::client::ext_msg($$@) {
2554 my ($self, $type, @msg) = @_; 3112 my ($self, $type, @msg) = @_;
2555 3113
2556 my $extcmd = $self->extcmd;
2557
2558 if ($extcmd == 2) { 3114 if ($self->extcmd == 2) {
2559 $self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg])); 3115 $self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560 } elsif ($extcmd == 1) { # TODO: remove 3116 } elsif ($self->extcmd == 1) { # TODO: remove
2561 push @msg, msgtype => "event_$type"; 3117 push @msg, msgtype => "event_$type";
2562 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3118 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563 } 3119 }
2564} 3120}
2565 3121
2566=item $client->ext_reply ($msgid, @msg) 3122=item $client->ext_reply ($msgid, @msg)
2567 3123
2571 3127
2572sub cf::client::ext_reply($$@) { 3128sub cf::client::ext_reply($$@) {
2573 my ($self, $id, @msg) = @_; 3129 my ($self, $id, @msg) = @_;
2574 3130
2575 if ($self->extcmd == 2) { 3131 if ($self->extcmd == 2) {
2576 $self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg])); 3132 $self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577 } elsif ($self->ns->extcmd == 1) { 3133 } elsif ($self->extcmd == 1) {
2578 #TODO: version 1, remove 3134 #TODO: version 1, remove
2579 unshift @msg, msgtype => "reply", msgid => $id; 3135 unshift @msg, msgtype => "reply", msgid => $id;
2580 $self->send_packet ("ext " . $self->{json_coder}->encode ({@msg})); 3136 $self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581 } 3137 }
2582} 3138}
2583 3139
2584=item $success = $client->query ($flags, "text", \&cb) 3140=item $success = $client->query ($flags, "text", \&cb)
2585 3141
2646 my ($type, $reply, @payload) = 3202 my ($type, $reply, @payload) =
2647 "ARRAY" eq ref $msg 3203 "ARRAY" eq ref $msg
2648 ? @$msg 3204 ? @$msg
2649 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove 3205 : ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650 3206
3207 my @reply;
3208
2651 if (my $cb = $EXTICMD{$type}) { 3209 if (my $cb = $EXTICMD{$type}) {
2652 my @reply = $cb->($ns, @payload); 3210 @reply = $cb->($ns, @payload);
2653
2654 $ns->ext_reply ($reply, @reply)
2655 if $reply;
2656 } 3211 }
3212
3213 $ns->ext_reply ($reply, @reply)
3214 if $reply;
3215
2657 } else { 3216 } else {
2658 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3217 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659 } 3218 }
2660 3219
2661 cf::override; 3220 cf::override;
2662 }, 3221 },
2663); 3222);
2683 3242
2684 $coro 3243 $coro
2685} 3244}
2686 3245
2687cf::client->attach ( 3246cf::client->attach (
2688 on_destroy => sub { 3247 on_client_destroy => sub {
2689 my ($ns) = @_; 3248 my ($ns) = @_;
2690 3249
2691 $_->cancel for values %{ (delete $ns->{_coro}) || {} }; 3250 $_->cancel for values %{ (delete $ns->{_coro}) || {} };
2692 }, 3251 },
2693); 3252);
2709our $safe_hole = new Safe::Hole; 3268our $safe_hole = new Safe::Hole;
2710 3269
2711$SIG{FPE} = 'IGNORE'; 3270$SIG{FPE} = 'IGNORE';
2712 3271
2713$safe->permit_only (Opcode::opset qw( 3272$safe->permit_only (Opcode::opset qw(
2714 :base_core :base_mem :base_orig :base_math 3273 :base_core :base_mem :base_orig :base_math :base_loop
2715 grepstart grepwhile mapstart mapwhile 3274 grepstart grepwhile mapstart mapwhile
2716 sort time 3275 sort time
2717)); 3276));
2718 3277
2719# here we export the classes and methods available to script code 3278# here we export the classes and methods available to script code
2721=pod 3280=pod
2722 3281
2723The following functions and methods are available within a safe environment: 3282The following functions and methods are available within a safe environment:
2724 3283
2725 cf::object 3284 cf::object
2726 contr pay_amount pay_player map x y force_find force_add 3285 contr pay_amount pay_player map x y force_find force_add destroy
2727 insert remove name archname title slaying race 3286 insert remove name archname title slaying race decrease split
3287 value
2728 3288
2729 cf::object::player 3289 cf::object::player
2730 player 3290 player
2731 3291
2732 cf::player 3292 cf::player
2737 3297
2738=cut 3298=cut
2739 3299
2740for ( 3300for (
2741 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3301 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742 insert remove inv name archname title slaying race)], 3302 insert remove inv nrof name archname title slaying race
3303 decrease split destroy change_exp value msg lore send_msg)],
2743 ["cf::object::player" => qw(player)], 3304 ["cf::object::player" => qw(player)],
2744 ["cf::player" => qw(peaceful)], 3305 ["cf::player" => qw(peaceful send_msg)],
2745 ["cf::map" => qw(trigger)], 3306 ["cf::map" => qw(trigger)],
2746) { 3307) {
2747 no strict 'refs';
2748 my ($pkg, @funs) = @$_; 3308 my ($pkg, @funs) = @$_;
2749 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3309 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2750 for @funs; 3310 for @funs;
2751} 3311}
2752 3312
2767 3327
2768 my $qcode = $code; 3328 my $qcode = $code;
2769 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3329 $qcode =~ s/"/‟/g; # not allowed in #line filenames
2770 $qcode =~ s/\n/\\n/g; 3330 $qcode =~ s/\n/\\n/g;
2771 3331
3332 %vars = (_dummy => 0) unless %vars;
3333
3334 my @res;
2772 local $_; 3335 local $_;
2773 local @safe::cf::_safe_eval_args = values %vars;
2774 3336
2775 my $eval = 3337 my $eval =
2776 "do {\n" 3338 "do {\n"
2777 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" 3339 . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2778 . "#line 0 \"{$qcode}\"\n" 3340 . "#line 0 \"{$qcode}\"\n"
2779 . $code 3341 . $code
2780 . "\n}" 3342 . "\n}"
2781 ; 3343 ;
2782 3344
3345 if ($CFG{safe_eval}) {
2783 sub_generation_inc; 3346 sub_generation_inc;
3347 local @safe::cf::_safe_eval_args = values %vars;
2784 my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); 3348 @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2785 sub_generation_inc; 3349 sub_generation_inc;
3350 } else {
3351 local @cf::_safe_eval_args = values %vars;
3352 @res = wantarray ? eval eval : scalar eval $eval;
3353 }
2786 3354
2787 if ($@) { 3355 if ($@) {
2788 warn "$@"; 3356 warn "$@",
2789 warn "while executing safe code '$code'\n"; 3357 "while executing safe code '$code'\n",
2790 warn "with arguments " . (join " ", %vars) . "\n"; 3358 "with arguments " . (join " ", %vars) . "\n";
2791 } 3359 }
2792 3360
2793 wantarray ? @res : $res[0] 3361 wantarray ? @res : $res[0]
2794} 3362}
2795 3363
2809=cut 3377=cut
2810 3378
2811sub register_script_function { 3379sub register_script_function {
2812 my ($fun, $cb) = @_; 3380 my ($fun, $cb) = @_;
2813 3381
2814 no strict 'refs'; 3382 $fun = "safe::$fun" if $CFG{safe_eval};
2815 *{"safe::$fun"} = $safe_hole->wrap ($cb); 3383 *$fun = $safe_hole->wrap ($cb);
2816} 3384}
2817 3385
2818=back 3386=back
2819 3387
2820=cut 3388=cut
2823# the server's init and main functions 3391# the server's init and main functions
2824 3392
2825sub load_facedata($) { 3393sub load_facedata($) {
2826 my ($path) = @_; 3394 my ($path) = @_;
2827 3395
3396 # HACK to clear player env face cache, we need some signal framework
3397 # for this (global event?)
3398 %ext::player_env::MUSIC_FACE_CACHE = ();
3399
2828 my $enc = JSON::XS->new->utf8->canonical; 3400 my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829 3401
2830 warn "loading facedata from $path\n"; 3402 trace "loading facedata from $path\n";
2831 3403
2832 my $facedata;
2833 0 < aio_load $path, $facedata 3404 0 < aio_load $path, my $facedata
2834 or die "$path: $!"; 3405 or die "$path: $!";
2835 3406
2836 $facedata = Coro::Storable::thaw $facedata; 3407 $facedata = Coro::Storable::thaw $facedata;
2837 3408
2838 $facedata->{version} == 2 3409 $facedata->{version} == 2
2839 or cf::cleanup "$path: version mismatch, cannot proceed."; 3410 or cf::cleanup "$path: version mismatch, cannot proceed.";
2840 3411
2841 # patch in the exptable 3412 # patch in the exptable
3413 my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2842 $facedata->{resource}{"res/exp_table"} = { 3414 $facedata->{resource}{"res/exp_table"} = {
2843 type => FT_RSRC, 3415 type => FT_RSRC,
2844 data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]), 3416 data => $exp_table,
3417 hash => (Digest::MD5::md5 $exp_table),
2845 }; 3418 };
2846 cf::cede_to_tick; 3419 cf::cede_to_tick;
2847 3420
2848 { 3421 {
2849 my $faces = $facedata->{faceinfo}; 3422 my $faces = $facedata->{faceinfo};
2850 3423
2851 while (my ($face, $info) = each %$faces) { 3424 while (my ($face, $info) = each %$faces) {
2852 my $idx = (cf::face::find $face) || cf::face::alloc $face; 3425 my $idx = (cf::face::find $face) || cf::face::alloc $face;
3426
2853 cf::face::set_visibility $idx, $info->{visibility}; 3427 cf::face::set_visibility $idx, $info->{visibility};
2854 cf::face::set_magicmap $idx, $info->{magicmap}; 3428 cf::face::set_magicmap $idx, $info->{magicmap};
2855 cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32}; 3429 cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2856 cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64}; 3430 cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3431 cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2857 3432
2858 cf::cede_to_tick; 3433 cf::cede_to_tick;
2859 } 3434 }
2860 3435
2861 while (my ($face, $info) = each %$faces) { 3436 while (my ($face, $info) = each %$faces) {
2862 next unless $info->{smooth}; 3437 next unless $info->{smooth};
3438
2863 my $idx = cf::face::find $face 3439 my $idx = cf::face::find $face
2864 or next; 3440 or next;
3441
2865 if (my $smooth = cf::face::find $info->{smooth}) { 3442 if (my $smooth = cf::face::find $info->{smooth}) {
2866 cf::face::set_smooth $idx, $smooth; 3443 cf::face::set_smooth $idx, $smooth;
2867 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3444 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868 } else { 3445 } else {
2869 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3446 error "smooth face '$info->{smooth}' not found for face '$face'";
2870 } 3447 }
2871 3448
2872 cf::cede_to_tick; 3449 cf::cede_to_tick;
2873 } 3450 }
2874 } 3451 }
2883 3460
2884 cf::anim::invalidate_all; # d'oh 3461 cf::anim::invalidate_all; # d'oh
2885 } 3462 }
2886 3463
2887 { 3464 {
2888 # TODO: for gcfclient pleasure, we should give resources
2889 # that gcfclient doesn't grok a >10000 face index.
2890 my $res = $facedata->{resource}; 3465 my $res = $facedata->{resource};
2891 3466
2892 my $soundconf = delete $res->{"res/sound.conf"};
2893
2894 while (my ($name, $info) = each %$res) { 3467 while (my ($name, $info) = each %$res) {
3468 if (defined $info->{type}) {
2895 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3469 my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896 my $data;
2897 3470
2898 if ($info->{type} & 1) { 3471 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2899 # prepend meta info 3472 cf::face::set_type $idx, $info->{type};
2900 3473 } else {
2901 my $meta = $enc->encode ({ 3474 $RESOURCE{$name} = $info; # unused
2902 name => $name,
2903 %{ $info->{meta} || {} },
2904 });
2905
2906 $data = pack "(w/a*)*", $meta, $info->{data};
2907 } 3475 }
2908 3476
2909 cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2910 cf::face::set_type $idx, $info->{type};
2911
2912 cf::cede_to_tick; 3477 cf::cede_to_tick;
2913 } 3478 }
2914
2915 if ($soundconf) {
2916 $soundconf = $enc->decode (delete $soundconf->{data});
2917
2918 for (0 .. SOUND_CAST_SPELL_0 - 1) {
2919 my $sound = $soundconf->{compat}[$_]
2920 or next;
2921
2922 my $face = cf::face::find "sound/$sound->[1]";
2923 cf::sound::set $sound->[0] => $face;
2924 cf::sound::old_sound_index $_, $face; # gcfclient-compat
2925 }
2926
2927 while (my ($k, $v) = each %{$soundconf->{event}}) {
2928 my $face = cf::face::find "sound/$v";
2929 cf::sound::set $k => $face;
2930 }
2931 }
2932 } 3479 }
3480
3481 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2933 3482
2934 1 3483 1
2935} 3484}
2936 3485
2937register_exticmd fx_want => sub { 3486register_exticmd fx_want => sub {
2940 while (my ($k, $v) = each %$want) { 3489 while (my ($k, $v) = each %$want) {
2941 $ns->fx_want ($k, $v); 3490 $ns->fx_want ($k, $v);
2942 } 3491 }
2943}; 3492};
2944 3493
3494sub load_resource_file($) {
3495 my $guard = lock_acquire "load_resource_file";
3496
3497 my $status = load_resource_file_ $_[0];
3498 get_slot 0.1, 100;
3499 cf::arch::commit_load;
3500
3501 $status
3502}
3503
2945sub reload_regions { 3504sub reload_regions {
3505 # HACK to clear player env face cache, we need some signal framework
3506 # for this (global event?)
3507 %ext::player_env::MUSIC_FACE_CACHE = ();
3508
2946 load_resource_file "$MAPDIR/regions" 3509 load_resource_file "$MAPDIR/regions"
2947 or die "unable to load regions file\n"; 3510 or die "unable to load regions file\n";
2948 3511
2949 for (cf::region::list) { 3512 for (cf::region::list) {
2950 $_->{match} = qr/$_->{match}/ 3513 $_->{match} = qr/$_->{match}/
2958} 3521}
2959 3522
2960sub reload_archetypes { 3523sub reload_archetypes {
2961 load_resource_file "$DATADIR/archetypes" 3524 load_resource_file "$DATADIR/archetypes"
2962 or die "unable to load archetypes\n"; 3525 or die "unable to load archetypes\n";
2963 #d# NEED to laod twice to resolve forward references
2964 # this really needs to be done in an extra post-pass
2965 # (which needs to be synchronous, so solve it differently)
2966 load_resource_file "$DATADIR/archetypes"
2967 or die "unable to load archetypes\n";
2968} 3526}
2969 3527
2970sub reload_treasures { 3528sub reload_treasures {
2971 load_resource_file "$DATADIR/treasures" 3529 load_resource_file "$DATADIR/treasures"
2972 or die "unable to load treasurelists\n"; 3530 or die "unable to load treasurelists\n";
2973} 3531}
2974 3532
3533sub reload_sound {
3534 trace "loading sound config from $DATADIR/sound\n";
3535
3536 0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
3537 or die "$DATADIR/sound $!";
3538
3539 my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
3540
3541 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3542 my $sound = $soundconf->{compat}[$_]
3543 or next;
3544
3545 my $face = cf::face::find "sound/$sound->[1]";
3546 cf::sound::set $sound->[0] => $face;
3547 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3548 }
3549
3550 while (my ($k, $v) = each %{$soundconf->{event}}) {
3551 my $face = cf::face::find "sound/$v";
3552 cf::sound::set $k => $face;
3553 }
3554}
3555
2975sub reload_resources { 3556sub reload_resources {
2976 warn "reloading resource files...\n"; 3557 trace "reloading resource files...\n";
2977 3558
3559 reload_exp_table;
3560 reload_materials;
3561 reload_facedata;
3562 reload_sound;
3563 reload_archetypes;
2978 reload_regions; 3564 reload_regions;
2979 reload_facedata;
2980 #reload_archetypes;#d#
2981 reload_archetypes;
2982 reload_treasures; 3565 reload_treasures;
2983 3566
2984 warn "finished reloading resource files\n"; 3567 trace "finished reloading resource files\n";
2985} 3568}
2986 3569
2987sub init { 3570sub reload_config {
2988 reload_resources; 3571 trace "reloading config file...\n";
2989}
2990 3572
2991sub cfg_load { 3573 0 < aio_load "$CONFDIR/config", my $config
2992 open my $fh, "<:utf8", "$CONFDIR/config" 3574 or die "$CONFDIR/config: $!";
2993 or return;
2994 3575
2995 local $/; 3576 utf8::decode $config;
2996 *CFG = YAML::Syck::Load <$fh>; 3577 *CFG = yaml_load $config;
2997 3578
2998 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3579 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2999 3580
3000 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3581 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3001 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3582 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3002 3583
3003 if (exists $CFG{mlockall}) { 3584 if (exists $CFG{mlockall}) {
3007 }; 3588 };
3008 warn $@ if $@; 3589 warn $@ if $@;
3009 } 3590 }
3010} 3591}
3011 3592
3593sub pidfile() {
3594 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3595 or die "$PIDFILE: $!";
3596 flock $fh, &Fcntl::LOCK_EX
3597 or die "$PIDFILE: flock: $!";
3598 $fh
3599}
3600
3601# make sure only one server instance is running at any one time
3602sub atomic {
3603 my $fh = pidfile;
3604
3605 my $pid = <$fh>;
3606 kill 9, $pid if $pid > 0;
3607
3608 seek $fh, 0, 0;
3609 print $fh $$;
3610}
3611
3612sub main_loop {
3613 trace "EV::loop starting\n";
3614 if (1) {
3615 EV::loop;
3616 }
3617 trace "EV::loop returned\n";
3618 goto &main_loop unless $REALLY_UNLOOP;
3619}
3620
3012sub main { 3621sub main {
3622 cf::init_globals; # initialise logging
3623
3624 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3625 LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3626 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3627 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3628
3629 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3630
3013 # we must not ever block the main coroutine 3631 # we must not ever block the main coroutine
3014 local $Coro::idle = sub { 3632 local $Coro::idle = sub {
3015 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3633 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3016 (async { 3634 (async {
3017 Event::one_event; 3635 $Coro::current->{desc} = "IDLE BUG HANDLER";
3636 EV::loop EV::LOOP_ONESHOT;
3018 })->prio (Coro::PRIO_MAX); 3637 })->prio (Coro::PRIO_MAX);
3019 }; 3638 };
3020 3639
3021 cfg_load; 3640 evthread_start IO::AIO::poll_fileno;
3641
3642 cf::sync_job {
3643 cf::incloader::init ();
3644
3645 cf::init_anim;
3646 cf::init_attackmess;
3647 cf::init_dynamic;
3648
3649 cf::load_settings;
3650
3651 reload_resources;
3652 reload_config;
3022 db_init; 3653 db_init;
3654
3655 cf::init_uuid;
3656 cf::init_signals;
3657 cf::init_skills;
3658
3659 cf::init_beforeplay;
3660
3661 atomic;
3662
3023 load_extensions; 3663 load_extensions;
3024 3664
3025 $TICK_WATCHER->start; 3665 utime time, time, $RUNTIMEFILE;
3026 Event::loop; 3666
3667 # no (long-running) fork's whatsoever before this point(!)
3668 use POSIX ();
3669 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3670
3671 cf::_post_init 0;
3672 };
3673
3674 cf::object::thawer::errors_are_fatal 0;
3675 info "parse errors in files are no longer fatal from this point on.\n";
3676
3677 my $free_main; $free_main = EV::idle sub {
3678 undef $free_main;
3679 undef &main; # free gobs of memory :)
3680 };
3681
3682 goto &main_loop;
3027} 3683}
3028 3684
3029############################################################################# 3685#############################################################################
3030# initialisation and cleanup 3686# initialisation and cleanup
3031 3687
3032# install some emergency cleanup handlers 3688# install some emergency cleanup handlers
3033BEGIN { 3689BEGIN {
3690 our %SIGWATCHER = ();
3034 for my $signal (qw(INT HUP TERM)) { 3691 for my $signal (qw(INT HUP TERM)) {
3035 Event->signal ( 3692 $SIGWATCHER{$signal} = AE::signal $signal, sub {
3036 reentrant => 0,
3037 data => WF_AUTOCANCEL,
3038 signal => $signal,
3039 prio => 0,
3040 cb => sub {
3041 cf::cleanup "SIG$signal"; 3693 cf::cleanup "SIG$signal";
3042 },
3043 ); 3694 };
3044 } 3695 }
3045} 3696}
3046 3697
3047sub write_runtime { 3698sub write_runtime_sync {
3048 my $runtime = "$LOCALDIR/runtime"; 3699 my $t0 = AE::time;
3049 3700
3050 # first touch the runtime file to show we are still running: 3701 # first touch the runtime file to show we are still running:
3051 # the fsync below can take a very very long time. 3702 # the fsync below can take a very very long time.
3052 3703
3053 IO::AIO::aio_utime $runtime, undef, undef; 3704 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3054 3705
3055 my $guard = cf::lock_acquire "write_runtime"; 3706 my $guard = cf::lock_acquire "write_runtime";
3056 3707
3057 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3708 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3058 or return; 3709 or return;
3059 3710
3060 my $value = $cf::RUNTIME + 90 + 10; 3711 my $value = $cf::RUNTIME + 90 + 10;
3061 # 10 is the runtime save interval, for a monotonic clock 3712 # 10 is the runtime save interval, for a monotonic clock
3062 # 60 allows for the watchdog to kill the server. 3713 # 60 allows for the watchdog to kill the server.
3072 aio_utime $fh, undef, undef; 3723 aio_utime $fh, undef, undef;
3073 3724
3074 close $fh 3725 close $fh
3075 or return; 3726 or return;
3076 3727
3077 aio_rename "$runtime~", $runtime 3728 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3078 and return; 3729 and return;
3079 3730
3080 warn "runtime file written.\n"; 3731 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3081 3732
3082 1 3733 1
3734}
3735
3736our $uuid_lock;
3737our $uuid_skip;
3738
3739sub write_uuid_sync($) {
3740 $uuid_skip ||= $_[0];
3741
3742 return if $uuid_lock;
3743 local $uuid_lock = 1;
3744
3745 my $uuid = "$LOCALDIR/uuid";
3746
3747 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3748 or return;
3749
3750 my $value = uuid_seq uuid_cur;
3751
3752 unless ($value) {
3753 info "cowardly refusing to write zero uuid value!\n";
3754 return;
3755 }
3756
3757 my $value = uuid_str $value + $uuid_skip;
3758 $uuid_skip = 0;
3759
3760 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3761 and return;
3762
3763 # always fsync - this file is important
3764 aio_fsync $fh
3765 and return;
3766
3767 close $fh
3768 or return;
3769
3770 aio_rename "$uuid~", $uuid
3771 and return;
3772
3773 trace "uuid file written ($value).\n";
3774
3775 1
3776
3777}
3778
3779sub write_uuid($$) {
3780 my ($skip, $sync) = @_;
3781
3782 $sync ? write_uuid_sync $skip
3783 : async { write_uuid_sync $skip };
3083} 3784}
3084 3785
3085sub emergency_save() { 3786sub emergency_save() {
3086 my $freeze_guard = cf::freeze_mainloop; 3787 my $freeze_guard = cf::freeze_mainloop;
3087 3788
3088 warn "enter emergency perl save\n"; 3789 info "emergency_perl_save: enter\n";
3790
3791 # this is a trade-off: we want to be very quick here, so
3792 # save all maps without fsync, and later call a global sync
3793 # (which in turn might be very very slow)
3794 local $USE_FSYNC = 0;
3089 3795
3090 cf::sync_job { 3796 cf::sync_job {
3797 cf::write_runtime_sync; # external watchdog should not bark
3798
3091 # use a peculiar iteration method to avoid tripping on perl 3799 # use a peculiar iteration method to avoid tripping on perl
3092 # refcount bugs in for. also avoids problems with players 3800 # refcount bugs in for. also avoids problems with players
3093 # and maps saved/destroyed asynchronously. 3801 # and maps saved/destroyed asynchronously.
3094 warn "begin emergency player save\n"; 3802 info "emergency_perl_save: begin player save\n";
3095 for my $login (keys %cf::PLAYER) { 3803 for my $login (keys %cf::PLAYER) {
3096 my $pl = $cf::PLAYER{$login} or next; 3804 my $pl = $cf::PLAYER{$login} or next;
3097 $pl->valid or next; 3805 $pl->valid or next;
3806 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3098 $pl->save; 3807 $pl->save;
3099 } 3808 }
3100 warn "end emergency player save\n"; 3809 info "emergency_perl_save: end player save\n";
3101 3810
3102 warn "begin emergency map save\n"; 3811 cf::write_runtime_sync; # external watchdog should not bark
3812
3813 info "emergency_perl_save: begin map save\n";
3103 for my $path (keys %cf::MAP) { 3814 for my $path (keys %cf::MAP) {
3104 my $map = $cf::MAP{$path} or next; 3815 my $map = $cf::MAP{$path} or next;
3105 $map->valid or next; 3816 $map->valid or next;
3106 $map->save; 3817 $map->save;
3107 } 3818 }
3108 warn "end emergency map save\n"; 3819 info "emergency_perl_save: end map save\n";
3109 3820
3110 warn "begin emergency database checkpoint\n"; 3821 cf::write_runtime_sync; # external watchdog should not bark
3822
3823 info "emergency_perl_save: begin database checkpoint\n";
3111 BDB::db_env_txn_checkpoint $DB_ENV; 3824 BDB::db_env_txn_checkpoint $DB_ENV;
3112 warn "end emergency database checkpoint\n"; 3825 info "emergency_perl_save: end database checkpoint\n";
3826
3827 info "emergency_perl_save: begin write uuid\n";
3828 write_uuid_sync 1;
3829 info "emergency_perl_save: end write uuid\n";
3830
3831 cf::write_runtime_sync; # external watchdog should not bark
3832
3833 trace "emergency_perl_save: syncing database to disk";
3834 BDB::db_env_txn_checkpoint $DB_ENV;
3835
3836 info "emergency_perl_save: starting sync\n";
3837 IO::AIO::aio_sync sub {
3838 info "emergency_perl_save: finished sync\n";
3839 };
3840
3841 cf::write_runtime_sync; # external watchdog should not bark
3842
3843 trace "emergency_perl_save: flushing outstanding aio requests";
3844 while (IO::AIO::nreqs || BDB::nreqs) {
3845 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3846 }
3847
3848 cf::write_runtime_sync; # external watchdog should not bark
3113 }; 3849 };
3114 3850
3115 warn "leave emergency perl save\n"; 3851 info "emergency_perl_save: leave\n";
3116} 3852}
3117 3853
3118sub post_cleanup { 3854sub post_cleanup {
3119 my ($make_core) = @_; 3855 my ($make_core) = @_;
3120 3856
3857 IO::AIO::flush;
3858
3121 warn Carp::longmess "post_cleanup backtrace" 3859 error Carp::longmess "post_cleanup backtrace"
3122 if $make_core; 3860 if $make_core;
3861
3862 my $fh = pidfile;
3863 unlink $PIDFILE if <$fh> == $$;
3864}
3865
3866# a safer delete_package, copied from Symbol
3867sub clear_package($) {
3868 my $pkg = shift;
3869
3870 # expand to full symbol table name if needed
3871 unless ($pkg =~ /^main::.*::$/) {
3872 $pkg = "main$pkg" if $pkg =~ /^::/;
3873 $pkg = "main::$pkg" unless $pkg =~ /^main::/;
3874 $pkg .= '::' unless $pkg =~ /::$/;
3875 }
3876
3877 my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
3878 my $stem_symtab = *{$stem}{HASH};
3879
3880 defined $stem_symtab and exists $stem_symtab->{$leaf}
3881 or return;
3882
3883 # clear all symbols
3884 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3885 for my $name (keys %$leaf_symtab) {
3886 _gv_clear *{"$pkg$name"};
3887# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3888 }
3123} 3889}
3124 3890
3125sub do_reload_perl() { 3891sub do_reload_perl() {
3126 # can/must only be called in main 3892 # can/must only be called in main
3127 if ($Coro::current != $Coro::main) { 3893 unless (in_main) {
3128 warn "can only reload from main coroutine"; 3894 error "can only reload from main coroutine";
3129 return; 3895 return;
3130 } 3896 }
3131 3897
3132 warn "reloading..."; 3898 return if $RELOAD++;
3133 3899
3134 warn "entering sync_job"; 3900 my $t1 = AE::time;
3135 3901
3902 while ($RELOAD) {
3903 cf::get_slot 0.1, -1, "reload_perl";
3904 info "perl_reload: reloading...";
3905
3906 trace "perl_reload: entering sync_job";
3907
3136 cf::sync_job { 3908 cf::sync_job {
3137 cf::write_runtime; # external watchdog should not bark
3138 cf::emergency_save; 3909 #cf::emergency_save;
3139 cf::write_runtime; # external watchdog should not bark
3140 3910
3141 warn "syncing database to disk";
3142 BDB::db_env_txn_checkpoint $DB_ENV;
3143
3144 # if anything goes wrong in here, we should simply crash as we already saved
3145
3146 warn "cancelling all WF_AUTOCANCEL watchers";
3147 for (Event::all_watchers) {
3148 $_->cancel if $_->data & WF_AUTOCANCEL;
3149 }
3150
3151 warn "flushing outstanding aio requests";
3152 for (;;) {
3153 BDB::flush;
3154 IO::AIO::flush;
3155 Coro::cede;
3156 last unless IO::AIO::nreqs || BDB::nreqs;
3157 warn "iterate...";
3158 }
3159
3160 ++$RELOAD;
3161
3162 warn "cancelling all extension coros"; 3911 trace "perl_reload: cancelling all extension coros";
3163 $_->cancel for values %EXT_CORO; 3912 $_->cancel for values %EXT_CORO;
3164 %EXT_CORO = (); 3913 %EXT_CORO = ();
3165 3914
3166 warn "removing commands"; 3915 trace "perl_reload: removing commands";
3167 %COMMAND = (); 3916 %COMMAND = ();
3168 3917
3169 warn "removing ext/exti commands"; 3918 trace "perl_reload: removing ext/exti commands";
3170 %EXTCMD = (); 3919 %EXTCMD = ();
3171 %EXTICMD = (); 3920 %EXTICMD = ();
3172 3921
3173 warn "unloading/nuking all extensions"; 3922 trace "perl_reload: unloading/nuking all extensions";
3174 for my $pkg (@EXTS) { 3923 for my $pkg (@EXTS) {
3175 warn "... unloading $pkg"; 3924 trace "... unloading $pkg";
3176 3925
3177 if (my $cb = $pkg->can ("unload")) { 3926 if (my $cb = $pkg->can ("unload")) {
3178 eval { 3927 eval {
3179 $cb->($pkg); 3928 $cb->($pkg);
3180 1 3929 1
3181 } or warn "$pkg unloaded, but with errors: $@"; 3930 } or error "$pkg unloaded, but with errors: $@";
3931 }
3932
3933 trace "... clearing $pkg";
3934 clear_package $pkg;
3182 } 3935 }
3183 3936
3184 warn "... nuking $pkg";
3185 Symbol::delete_package $pkg;
3186 }
3187
3188 warn "unloading all perl modules loaded from $LIBDIR"; 3937 trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3189 while (my ($k, $v) = each %INC) { 3938 while (my ($k, $v) = each %INC) {
3190 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 3939 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3191 3940
3192 warn "... unloading $k"; 3941 trace "... unloading $k";
3193 delete $INC{$k}; 3942 delete $INC{$k};
3194 3943
3195 $k =~ s/\.pm$//; 3944 $k =~ s/\.pm$//;
3196 $k =~ s/\//::/g; 3945 $k =~ s/\//::/g;
3197 3946
3198 if (my $cb = $k->can ("unload_module")) { 3947 if (my $cb = $k->can ("unload_module")) {
3199 $cb->(); 3948 $cb->();
3949 }
3950
3951 clear_package $k;
3200 } 3952 }
3201 3953
3202 Symbol::delete_package $k;
3203 }
3204
3205 warn "getting rid of safe::, as good as possible"; 3954 trace "perl_reload: getting rid of safe::, as good as possible";
3206 Symbol::delete_package "safe::$_" 3955 clear_package "safe::$_"
3207 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3956 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3208 3957
3209 warn "unloading cf.pm \"a bit\""; 3958 trace "perl_reload: unloading cf.pm \"a bit\"";
3210 delete $INC{"cf.pm"}; 3959 delete $INC{"cf.pm"};
3211 delete $INC{"cf/pod.pm"}; 3960 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3212 3961
3213 # don't, removes xs symbols, too, 3962 # don't, removes xs symbols, too,
3214 # and global variables created in xs 3963 # and global variables created in xs
3215 #Symbol::delete_package __PACKAGE__; 3964 #clear_package __PACKAGE__;
3216 3965
3217 warn "unload completed, starting to reload now"; 3966 info "perl_reload: unload completed, starting to reload now";
3218 3967
3219 warn "reloading cf.pm"; 3968 trace "perl_reload: reloading cf.pm";
3220 require cf; 3969 require cf;
3221 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 3970 cf::_connect_to_perl_1;
3222 3971
3223 warn "loading config and database again"; 3972 trace "perl_reload: loading config and database again";
3224 cf::cfg_load; 3973 cf::reload_config;
3225 3974
3226 warn "loading extensions"; 3975 trace "perl_reload: loading extensions";
3227 cf::load_extensions; 3976 cf::load_extensions;
3228 3977
3978 if ($REATTACH_ON_RELOAD) {
3229 warn "reattaching attachments to objects/players"; 3979 trace "perl_reload: reattaching attachments to objects/players";
3230 _global_reattach; # objects, sockets 3980 _global_reattach; # objects, sockets
3231 warn "reattaching attachments to maps"; 3981 trace "perl_reload: reattaching attachments to maps";
3232 reattach $_ for values %MAP; 3982 reattach $_ for values %MAP;
3233 warn "reattaching attachments to players"; 3983 trace "perl_reload: reattaching attachments to players";
3234 reattach $_ for values %PLAYER; 3984 reattach $_ for values %PLAYER;
3985 }
3235 3986
3236 warn "leaving sync_job"; 3987 cf::_post_init 1;
3237 3988
3989 trace "perl_reload: leaving sync_job";
3990
3238 1 3991 1
3239 } or do { 3992 } or do {
3240 warn $@; 3993 error $@;
3241 warn "error while reloading, exiting."; 3994 cf::cleanup "perl_reload: error, exiting.";
3242 exit 1; 3995 };
3996
3997 --$RELOAD;
3243 }; 3998 }
3244 3999
3245 warn "reloaded"; 4000 $t1 = AE::time - $t1;
4001 info "perl_reload: completed in ${t1}s\n";
3246}; 4002};
3247 4003
3248our $RELOAD_WATCHER; # used only during reload 4004our $RELOAD_WATCHER; # used only during reload
3249 4005
3250sub reload_perl() { 4006sub reload_perl() {
3251 # doing reload synchronously and two reloads happen back-to-back, 4007 # doing reload synchronously and two reloads happen back-to-back,
3252 # coro crashes during coro_state_free->destroy here. 4008 # coro crashes during coro_state_free->destroy here.
3253 4009
3254 $RELOAD_WATCHER ||= Event->timer ( 4010 $RELOAD_WATCHER ||= cf::async {
3255 reentrant => 0, 4011 Coro::AIO::aio_wait cache_extensions;
3256 after => 0, 4012
3257 data => WF_AUTOCANCEL, 4013 $RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3258 cb => sub {
3259 do_reload_perl; 4014 do_reload_perl;
3260 undef $RELOAD_WATCHER; 4015 undef $RELOAD_WATCHER;
3261 }, 4016 };
3262 ); 4017 };
3263} 4018}
3264 4019
3265register_command "reload" => sub { 4020register_command "reload" => sub {
3266 my ($who, $arg) = @_; 4021 my ($who, $arg) = @_;
3267 4022
3268 if ($who->flag (FLAG_WIZ)) { 4023 if ($who->flag (FLAG_WIZ)) {
3269 $who->message ("reloading server."); 4024 $who->message ("reloading server.");
4025 async {
4026 $Coro::current->{desc} = "perl_reload";
3270 async { reload_perl }; 4027 reload_perl;
4028 };
3271 } 4029 }
3272}; 4030};
3273 4031
3274unshift @INC, $LIBDIR; 4032#############################################################################
3275 4033
3276my $bug_warning = 0; 4034my $bug_warning = 0;
3277 4035
3278our @WAIT_FOR_TICK; 4036our @WAIT_FOR_TICK;
3279our @WAIT_FOR_TICK_BEGIN; 4037our @WAIT_FOR_TICK_BEGIN;
3280 4038
3281sub wait_for_tick { 4039sub wait_for_tick() {
3282 return unless $TICK_WATCHER->is_active;
3283 return if $Coro::current == $Coro::main; 4040 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3284 4041
3285 my $signal = new Coro::Signal; 4042 my $signal = new Coro::Signal;
3286 push @WAIT_FOR_TICK, $signal; 4043 push @WAIT_FOR_TICK, $signal;
3287 $signal->wait; 4044 $signal->wait;
3288} 4045}
3289 4046
3290sub wait_for_tick_begin { 4047sub wait_for_tick_begin() {
3291 return unless $TICK_WATCHER->is_active;
3292 return if $Coro::current == $Coro::main; 4048 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3293 4049
3294 my $signal = new Coro::Signal; 4050 my $signal = new Coro::Signal;
3295 push @WAIT_FOR_TICK_BEGIN, $signal; 4051 push @WAIT_FOR_TICK_BEGIN, $signal;
3296 $signal->wait; 4052 $signal->wait;
3297} 4053}
3298 4054
3299 my $min = 1e6;#d# 4055sub tick {
3300 my $avg = 10;
3301$TICK_WATCHER = Event->timer (
3302 reentrant => 0,
3303 parked => 1,
3304 prio => 0,
3305 at => $NEXT_TICK || $TICK,
3306 data => WF_AUTOCANCEL,
3307 cb => sub {
3308 if ($Coro::current != $Coro::main) { 4056 if ($Coro::current != $Coro::main) {
3309 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 4057 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3310 unless ++$bug_warning > 10; 4058 unless ++$bug_warning > 10;
3311 return; 4059 return;
3312 } 4060 }
3313 4061
3314 $NOW = $tick_start = Event::time;
3315
3316 cf::server_tick; # one server iteration 4062 cf::server_tick; # one server iteration
3317 4063
3318 0 && sync_job {#d# 4064 #for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3319 for(1..10) {
3320 my $t = Event::time;
3321 my $map = my $map = new_from_path cf::map "/tmp/x.map"
3322 or die;
3323 4065
3324 $map->width (50); 4066 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3325 $map->height (50); 4067 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3326 $map->alloc; 4068 Coro::async_pool {
3327 $map->_load_objects ("/tmp/x.map", 1); 4069 $Coro::current->{desc} = "runtime saver";
3328 my $t = Event::time - $t; 4070 write_runtime_sync
3329 4071 or error "ERROR: unable to write runtime file: $!";
3330 #next unless $t < 0.0013;#d#
3331 if ($t < $min) {
3332 $min = $t;
3333 }
3334 $avg = $avg * 0.99 + $t * 0.01;
3335 }
3336 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3337 exit 0;
3338 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3339 }; 4072 };
4073 }
3340 4074
3341 $RUNTIME += $TICK;
3342 $NEXT_TICK += $TICK;
3343
3344 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3345 $NEXT_RUNTIME_WRITE = $NOW + 10;
3346 Coro::async_pool {
3347 write_runtime
3348 or warn "ERROR: unable to write runtime file: $!";
3349 };
3350 }
3351
3352# my $AFTER = Event::time;
3353# warn $AFTER - $NOW;#d#
3354
3355 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4075 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3356 $sig->send; 4076 $sig->send;
3357 } 4077 }
3358 while (my $sig = shift @WAIT_FOR_TICK) { 4078 while (my $sig = shift @WAIT_FOR_TICK) {
3359 $sig->send; 4079 $sig->send;
3360 } 4080 }
3361 4081
3362 $NOW = Event::time; 4082 $LOAD = ($NOW - $TICK_START) / $TICK;
3363
3364 # if we are delayed by four ticks or more, skip them all
3365 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3366
3367 $TICK_WATCHER->at ($NEXT_TICK);
3368 $TICK_WATCHER->start;
3369
3370 $LOAD = ($NOW - $tick_start) / $TICK;
3371 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25; 4083 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3372 4084
3373 _post_tick; 4085 if (0) {
3374 4086 if ($NEXT_TICK) {
3375 4087 my $jitter = $TICK_START - $NEXT_TICK;
4088 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
4089 debug "jitter $JITTER\n";#d#
4090 }
3376 }, 4091 }
3377); 4092}
3378 4093
3379{ 4094{
3380 BDB::max_poll_time $TICK * 0.1; 4095 # configure BDB
3381 $BDB_POLL_WATCHER = Event->io ( 4096
3382 reentrant => 0,
3383 fd => BDB::poll_fileno,
3384 poll => 'r',
3385 prio => 0,
3386 data => WF_AUTOCANCEL,
3387 cb => \&BDB::poll_cb,
3388 );
3389 BDB::min_parallel 8; 4097 BDB::min_parallel 16;
3390 4098 BDB::max_poll_reqs $TICK * 0.1;
3391 BDB::set_sync_prepare { 4099 $AnyEvent::BDB::WATCHER->priority (1);
3392 my $status;
3393 my $current = $Coro::current;
3394 (
3395 sub {
3396 $status = $!;
3397 $current->ready; undef $current;
3398 },
3399 sub {
3400 Coro::schedule while defined $current;
3401 $! = $status;
3402 },
3403 )
3404 };
3405 4100
3406 unless ($DB_ENV) { 4101 unless ($DB_ENV) {
3407 $DB_ENV = BDB::db_env_create; 4102 $DB_ENV = BDB::db_env_create;
4103 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
4104 $DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
4105 $DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
4106 $DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
4107 $DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3408 4108
3409 cf::sync_job { 4109 cf::sync_job {
3410 eval { 4110 eval {
3411 BDB::db_env_open 4111 BDB::db_env_open
3412 $DB_ENV, 4112 $DB_ENV,
3414 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 4114 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3415 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 4115 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3416 0666; 4116 0666;
3417 4117
3418 cf::cleanup "db_env_open($BDBDIR): $!" if $!; 4118 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3419
3420 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3421 $DB_ENV->set_lk_detect;
3422 }; 4119 };
3423 4120
3424 cf::cleanup "db_env_open(db): $@" if $@; 4121 cf::cleanup "db_env_open(db): $@" if $@;
3425 }; 4122 };
3426 } 4123 }
4124
4125 $BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
4126 BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
4127 };
4128 $BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
4129 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
4130 };
4131 $BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
4132 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
4133 };
3427} 4134}
3428 4135
3429{ 4136{
4137 # configure IO::AIO
4138
3430 IO::AIO::min_parallel 8; 4139 IO::AIO::min_parallel 8;
3431
3432 undef $Coro::AIO::WATCHER;
3433 IO::AIO::max_poll_time $TICK * 0.1; 4140 IO::AIO::max_poll_time $TICK * 0.1;
3434 $AIO_POLL_WATCHER = Event->io ( 4141 undef $AnyEvent::AIO::WATCHER;
3435 reentrant => 0,
3436 data => WF_AUTOCANCEL,
3437 fd => IO::AIO::poll_fileno,
3438 poll => 'r',
3439 prio => 6,
3440 cb => \&IO::AIO::poll_cb,
3441 );
3442} 4142}
3443 4143
3444my $_log_backtrace; 4144our $_log_backtrace;
4145our $_log_backtrace_last;
3445 4146
3446sub _log_backtrace { 4147sub _log_backtrace {
3447 my ($msg, @addr) = @_; 4148 my ($msg, @addr) = @_;
3448 4149
3449 $msg =~ s/\n//; 4150 $msg =~ s/\n$//;
3450 4151
4152 if ($_log_backtrace_last eq $msg) {
4153 LOG llevInfo, "[ABT] $msg\n";
4154 LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3451 # limit the # of concurrent backtraces 4155 # limit the # of concurrent backtraces
3452 if ($_log_backtrace < 2) { 4156 } elsif ($_log_backtrace < 2) {
4157 $_log_backtrace_last = $msg;
3453 ++$_log_backtrace; 4158 ++$_log_backtrace;
4159 my $perl_bt = Carp::longmess $msg;
3454 async { 4160 async {
4161 $Coro::current->{desc} = "abt $msg";
4162
3455 my @bt = fork_call { 4163 my @bt = fork_call {
3456 @addr = map { sprintf "%x", $_ } @addr; 4164 @addr = map { sprintf "%x", $_ } @addr;
3457 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X; 4165 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3458 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |" 4166 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3459 or die "addr2line: $!"; 4167 or die "addr2line: $!";
3467 } 4175 }
3468 4176
3469 @funcs 4177 @funcs
3470 }; 4178 };
3471 4179
3472 LOG llevInfo, "[ABT] $msg\n"; 4180 LOG llevInfo, "[ABT] $perl_bt\n";
4181 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3473 LOG llevInfo, "[ABT] $_\n" for @bt; 4182 LOG llevInfo, "[ABT] $_\n" for @bt;
3474 --$_log_backtrace; 4183 --$_log_backtrace;
3475 }; 4184 };
3476 } else { 4185 } else {
3477 LOG llevInfo, "[ABT] $msg\n"; 4186 LOG llevInfo, "[ABT] $msg\n";
3478 LOG llevInfo, "[ABT] [suppressed]\n"; 4187 LOG llevInfo, "[ABT] [overload, suppressed]\n";
3479 } 4188 }
3480} 4189}
3481 4190
3482# load additional modules 4191# load additional modules
3483use cf::pod; 4192require "cf/$_.pm" for @EXTRA_MODULES;
4193cf::_connect_to_perl_2;
3484 4194
3485END { cf::emergency_save } 4195END { cf::emergency_save }
3486 4196
34871 41971
3488 4198

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