ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.381 by root, Mon Oct 8 18:19:39 2007 UTC vs.
Revision 1.548 by root, Mon May 10 21:40:22 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
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::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
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::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
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::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
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@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::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$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;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	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	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$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;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
267		387
268	=item cf::lock_wait $string	388	=item cf::lock_wait $string
269		389
270	Wait until the given lock is available. See cf::lock_acquire.	390	Wait until the given lock is available. See cf::lock_acquire.
271		391
272	=item my $lock = cf::lock_acquire $string	392	=item my $lock = cf::lock_acquire $string
273		393
274	Wait until the given lock is available and then acquires it and returns	394	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	395	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	396	for example when the coroutine gets canceled), the lock is automatically
277	returned.	397	returned.
278		398
279	Locks are *not* recursive, locking from the same coro twice results in a	399	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	400	deadlocked coro.
…		…
286		406
287	Return true if the lock is currently active, i.e. somebody has locked it.	407	Return true if the lock is currently active, i.e. somebody has locked it.
288		408
289	=cut	409	=cut
290		410
291	our %LOCK;	411	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		412
294	sub lock_wait($) {	413	sub lock_wait($) {
295	my ($key) = @_;	414	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	415	}
308		416
309	sub lock_acquire($) {	417	sub lock_acquire($) {
310	my ($key) = @_;	418	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	419	}
324		420
325	sub lock_active($) {	421	sub lock_active($) {
326	my ($key) = @_;	422	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	423	}
330		424
331	sub freeze_mainloop {	425	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	426	tick_inhibit_inc;
333		427
334	my $guard = Coro::guard {	428	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	429	}
336	};	430
337	$TICK_WATCHER->stop;	431	=item cf::periodic $interval, $cb
338	$guard	432
		433	Like EV::periodic, but randomly selects a starting point so that the actions
		434	get spread over time.
		435
		436	=cut
		437
		438	sub periodic($$) {
		439	my ($interval, $cb) = @_;
		440
		441	my $start = rand List::Util::min 180, $interval;
		442
		443	EV::periodic $start, $interval, 0, $cb
339	}	444	}
340		445
341	=item cf::get_slot $time[, $priority[, $name]]	446	=item cf::get_slot $time[, $priority[, $name]]
342		447
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	448	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		456
352	=cut	457	=cut
353		458
354	our @SLOT_QUEUE;	459	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	460	our $SLOT_QUEUE;
		461	our $SLOT_DECAY = 0.9;
356		462
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	463	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	464	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	465	$Coro::current->desc ("timeslot manager");
360		466
361	my $signal = new Coro::Signal;	467	my $signal = new Coro::Signal;
		468	my $busy;
362		469
363	while () {	470	while () {
364	next_job:	471	next_job:
		472
365	my $avail = cf::till_tick;	473	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	474
367	for (0 .. $#SLOT_QUEUE) {	475	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	476	if ($SLOT_QUEUE[$_][0] <= $avail) {
		477	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	478	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	479	$job->[2]->send;
371	Coro::cede;	480	Coro::cede;
372	goto next_job;	481	goto next_job;
373	}	482	} else {
		483	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	484	}
375	}	485	}
376		486
377	if (@SLOT_QUEUE) {	487	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	488	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	489	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	490	$signal->wait;
381	} else {	491	} else {
		492	$busy = 0;
382	Coro::schedule;	493	Coro::schedule;
383	}	494	}
384	}	495	}
385	};	496	};
386		497
387	sub get_slot($;$$) {	498	sub get_slot($;$$) {
		499	return if tick_inhibit || $Coro::current == $Coro::main;
		500
388	my ($time, $pri, $name) = @_;	501	my ($time, $pri, $name) = @_;
389		502
390	$time = $TICK * .6 if $time > $TICK * .6;	503	$time = clamp $time, 0.01, $TICK * .6;
		504
391	my $sig = new Coro::Signal;	505	my $sig = new Coro::Signal;
392		506
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	507	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	508	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	509	$SLOT_QUEUE->ready;
…		…
406		520
407	BEGIN { *async = \&Coro::async_pool }	521	BEGIN { *async = \&Coro::async_pool }
408		522
409	=item cf::sync_job { BLOCK }	523	=item cf::sync_job { BLOCK }
410		524
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	525	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	526	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	527	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	528	acceptable.
415		529
416	If it must be done, put the blocking parts into C<sync_job>. This will run	530	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	531	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	535	=cut
422		536
423	sub sync_job(&) {	537	sub sync_job(&) {
424	my ($job) = @_;	538	my ($job) = @_;
425		539
426	if ($Coro::current == $Coro::main) {	540	if (in_main) {
427	my $time = Event::time;	541	my $time = AE::time;
428		542
429	# this is the main coro, too bad, we have to block	543	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	544	# till the operation succeeds, freezing the server :/
431		545
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	546	#LOG llevError, Carp::longmess "sync job";#d#
433		547
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	548	my $freeze_guard = freeze_mainloop;
437		549
438	my $busy = 1;	550	my $busy = 1;
439	my @res;	551	my @res;
440		552
441	(async {	553	(async {
442	$Coro::current->desc ("sync job coro");	554	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	555	@res = eval { $job->() };
444	warn $@ if $@;	556	error $@ if $@;
445	undef $busy;	557	undef $busy;
446	})->prio (Coro::PRIO_MAX);	558	})->prio (Coro::PRIO_MAX);
447		559
448	while ($busy) {	560	while ($busy) {
449	Coro::cede or Event::one_event;	561	if (Coro::nready) {
		562	Coro::cede_notself;
		563	} else {
		564	EV::loop EV::LOOP_ONESHOT;
450	}	565	}
		566	}
451		567
452	$time = Event::time - $time;	568	my $time = AE::time - $time;
453		569
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	570	$TICK_START += $time; # do not account sync jobs to server load
458		571
459	wantarray ? @res : $res[0]	572	wantarray ? @res : $res[0]
460	} else {	573	} else {
461	# we are in another coroutine, how wonderful, everything just works	574	# we are in another coroutine, how wonderful, everything just works
462		575
…		…
482	$EXT_CORO{$coro+0} = $coro;	595	$EXT_CORO{$coro+0} = $coro;
483		596
484	$coro	597	$coro
485	}	598	}
486		599
487	=item fork_call { }, $args	600	=item fork_call { }, @args
488		601
489	Executes the given code block with the given arguments in a seperate	602	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	603	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	604	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	605	never block itself or use any form of event handling.
493		606
494	=cut	607	=cut
		608
		609	sub post_fork {
		610	reset_signals;
		611	}
495		612
496	sub fork_call(&@) {	613	sub fork_call(&@) {
497	my ($cb, @args) = @_;	614	my ($cb, @args) = @_;
498		615
499	# we seemingly have to make a local copy of the whole thing,	616	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/	617	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	618	# TODO: investigate and fix (likely this will be rather laborious)
502		619
503	my @res = Coro::Util::fork_eval {	620	my @res = Coro::Util::fork_eval {
504	reset_signals;	621	cf::post_fork;
505	&$cb	622	&$cb
506	}, @args;	623	} @args;
507		624
508	wantarray ? @res : $res[-1]	625	wantarray ? @res : $res[-1]
		626	}
		627
		628	sub objinfo {
		629	(
		630	"counter value" => cf::object::object_count,
		631	"objects created" => cf::object::create_count,
		632	"objects destroyed" => cf::object::destroy_count,
		633	"freelist size" => cf::object::free_count,
		634	"allocated objects" => cf::object::objects_size,
		635	"active objects" => cf::object::actives_size,
		636	)
		637	}
		638
		639	=item $coin = coin_from_name $name
		640
		641	=cut
		642
		643	our %coin_alias = (
		644	"silver" => "silvercoin",
		645	"silvercoin" => "silvercoin",
		646	"silvercoins" => "silvercoin",
		647	"gold" => "goldcoin",
		648	"goldcoin" => "goldcoin",
		649	"goldcoins" => "goldcoin",
		650	"platinum" => "platinacoin",
		651	"platinumcoin" => "platinacoin",
		652	"platinumcoins" => "platinacoin",
		653	"platina" => "platinacoin",
		654	"platinacoin" => "platinacoin",
		655	"platinacoins" => "platinacoin",
		656	"royalty" => "royalty",
		657	"royalties" => "royalty",
		658	);
		659
		660	sub coin_from_name($) {
		661	$coin_alias{$_[0]}
		662	? cf::arch::find $coin_alias{$_[0]}
		663	: undef
509	}	664	}
510		665
511	=item $value = cf::db_get $family => $key	666	=item $value = cf::db_get $family => $key
512		667
513	Returns a single value from the environment database.	668	Returns a single value from the environment database.
…		…
523	within each server.	678	within each server.
524		679
525	=cut	680	=cut
526		681
527	sub db_table($) {	682	sub db_table($) {
		683	cf::error "db_get called from main context"
		684	if $Coro::current == $Coro::main;
		685
528	my ($name) = @_;	686	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	687	my $db = BDB::db_create $DB_ENV;
530		688
531	eval {	689	eval {
532	$db->set_flags (BDB::CHKSUM);	690	$db->set_flags (BDB::CHKSUM);
…		…
542	}	700	}
543		701
544	our $DB;	702	our $DB;
545		703
546	sub db_init {	704	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	705	$DB ||= db_table "db";
549	};
550	}	706	}
551		707
552	sub db_get($$) {	708	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	709	my $key = "$_[0]/$_[1]";
554		710
555	cf::sync_job {	711	cf::error "db_get called from main context"
		712	if $Coro::current == $Coro::main;
		713
556	BDB::db_get $DB, undef, $key, my $data;	714	BDB::db_get $DB, undef, $key, my $data;
557		715
558	$! ? ()	716	$! ? ()
559	: $data	717	: $data
560	}
561	}	718	}
562		719
563	sub db_put($$$) {	720	sub db_put($$$) {
564	BDB::dbreq_pri 4;	721	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	722	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
621		778
622	my $t1 = Time::HiRes::time;	779	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	780	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	781	my $t2 = Time::HiRes::time;
625		782
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	783	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		784
628	db_put cache => "$id/data", $data;	785	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	786	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	787	db_put cache => "$id/meta", $meta;
631		788
…		…
641		798
642	=cut	799	=cut
643		800
644	sub datalog($@) {	801	sub datalog($@) {
645	my ($type, %kv) = @_;	802	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	803	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	804	}
648		805
649	=back	806	=back
650		807
651	=cut	808	=cut
652		809
653	#############################################################################	810	#############################################################################
654		811
655	=head2 ATTACHABLE OBJECTS	812	=head2 ATTACHABLE OBJECTS
656		813
657	Many objects in crossfire are so-called attachable objects. That means you can	814	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	815	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	816	to it. All such attachable objects support the following methods.
660		817
661	In the following description, CLASS can be any of C<global>, C<object>	818	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	819	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	820	Deliantra).
664		821
665	=over 4	822	=over 4
666		823
667	=item $attachable->attach ($attachment, key => $value...)	824	=item $attachable->attach ($attachment, key => $value...)
668		825
…		…
712	=item cf::CLASS::attachment $name, ...	869	=item cf::CLASS::attachment $name, ...
713		870
714	Register an attachment by C<$name> through which attachable objects of the	871	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	872	given CLASS can refer to this attachment.
716		873
717	Some classes such as crossfire maps and objects can specify attachments	874	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	875	that are attached at load/instantiate time, thus the need for a name.
719		876
720	These calls expect any number of the following handler/hook descriptions:	877	These calls expect any number of the following handler/hook descriptions:
721		878
722	=over 4	879	=over 4
…		…
846		1003
847	} elsif (exists $cb_id{$type}) {	1004	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1005	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1006
850	} elsif (ref $type) {	1007	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1008	error "attaching objects not supported, ignoring.\n";
852		1009
853	} else {	1010	} else {
854	shift @arg;	1011	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1012	error "attach argument '$type' not supported, ignoring.\n";
856	}	1013	}
857	}	1014	}
858	}	1015	}
859		1016
860	sub _object_attach {	1017	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1027	_attach $registry, $klass, @attach;
871	}	1028	}
872		1029
873	$obj->{$name} = \%arg;	1030	$obj->{$name} = \%arg;
874	} else {	1031	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1032	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1033	}
877		1034
878	$obj->{_attachment}{$name} = undef;	1035	$obj->{_attachment}{$name} = undef;
879	}	1036	}
880		1037
…		…
939		1096
940	for (@$callbacks) {	1097	for (@$callbacks) {
941	eval { &{$_->[1]} };	1098	eval { &{$_->[1]} };
942		1099
943	if ($@) {	1100	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1101	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1102	override;
947	}	1103	}
948		1104
949	return 1 if $override;	1105	return 1 if $override;
950	}	1106	}
951		1107
952	0	1108	0
953	}	1109	}
954		1110
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1111	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1112
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1113	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1114
959	Generate an object-specific event with the given arguments.	1115	Generate an object-specific event with the given arguments.
960		1116
…		…
966		1122
967	=cut	1123	=cut
968		1124
969	#############################################################################	1125	#############################################################################
970	# object support	1126	# object support
971	#
972		1127
		1128	sub _object_equal($$);
		1129	sub _object_equal($$) {
		1130	my ($a, $b) = @_;
		1131
		1132	return 0 unless (ref $a) eq (ref $b);
		1133
		1134	if ("HASH" eq ref $a) {
		1135	my @ka = keys %$a;
		1136	my @kb = keys %$b;
		1137
		1138	return 0 if @ka != @kb;
		1139
		1140	for (0 .. $#ka) {
		1141	return 0 unless $ka[$_] eq $kb[$_];
		1142	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1143	}
		1144
		1145	} elsif ("ARRAY" eq ref $a) {
		1146
		1147	return 0 if @$a != @$b;
		1148
		1149	for (0 .. $#$a) {
		1150	return 0 unless _object_equal $a->[$_], $b->[$_];
		1151	}
		1152
		1153	} elsif ($a ne $b) {
		1154	return 0;
		1155	}
		1156
		1157	1
		1158	}
		1159
		1160	our $SLOW_MERGES;#d#
973	sub _can_merge {	1161	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1162	my ($ob1, $ob2) = @_;
975		1163
976	local $Storable::canonical = 1;	1164	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1165
980	$fob1 eq $fob2	1166	# we do the slow way here
		1167	return _object_equal $ob1, $ob2
981	}	1168	}
982		1169
983	sub reattach {	1170	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1171	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1172	my ($obj) = @_;
986		1173
		1174	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1175	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1176
989	my $registry = $obj->registry;	1177	my $registry = $obj->registry;
990		1178
991	@$registry = ();	1179	@$registry = ();
992		1180
…		…
997	for (@$attach) {	1185	for (@$attach) {
998	my ($klass, @attach) = @$_;	1186	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1187	_attach $registry, $klass, @attach;
1000	}	1188	}
1001	} else {	1189	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1190	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1191	}
1004	}	1192	}
1005	}	1193	}
1006		1194
1007	cf::attachable->attach (	1195	cf::attachable->attach (
1008	prio => -1000000,	1196	prio => -1000000,
1009	on_instantiate => sub {	1197	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1198	my ($obj, $data) = @_;
1011		1199
1012	$data = from_json $data;	1200	$data = decode_json $data;
1013		1201
1014	for (@$data) {	1202	for (@$data) {
1015	my ($name, $args) = @$_;	1203	my ($name, $args) = @$_;
1016		1204
1017	$obj->attach ($name, %{$args || {} });	1205	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1222	my ($filename, $rdata, $objs) = @_;
1035		1223
1036	sync_job {	1224	sync_job {
1037	if (length $$rdata) {	1225	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1227	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1228	$decname, length $$rdata, scalar @$objs
		1229	if $VERBOSE_IO;
1041		1230
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1231	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1232	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1233	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1234	if ($cf::USE_FSYNC) {
		1235	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;
		1236	aio_fsync $fh;
		1237	}
1046	close $fh;	1238	aio_close $fh;
1047		1239
1048	if (@$objs) {	1240	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1241	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1242	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1243	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1244	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1245	if ($cf::USE_FSYNC) {
		1246	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;
		1247	aio_fsync $fh;
		1248	}
1054	close $fh;	1249	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1250	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1251	}
1057	} else {	1252	} else {
1058	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1059	}	1254	}
1060		1255
1061	aio_rename "$filename~", $filename;	1256	aio_rename "$filename~", $filename;
		1257
		1258	$filename =~ s%/[^/]+$%%;
		1259	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1260	} else {
1063	warn "FATAL: $filename~: $!\n";	1261	error "unable to save objects: $filename~: $!\n";
1064	}	1262	}
1065	} else {	1263	} else {
1066	aio_unlink $filename;	1264	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1265	aio_unlink "$filename.pst";
1068	}	1266	}
…		…
1087		1285
1088	unless (aio_stat "$filename.pst") {	1286	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1287	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1288	or return;
1091		1289
1092	my $st = eval { Coro::Storable::thaw $av }	1290	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1291	$av = $st->{objs};
1095	}	1292	}
1096		1293
1097	utf8::decode (my $decname = $filename);	1294	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1295	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1296	$decname, length $data, scalar @{$av || []}
		1297	if $VERBOSE_IO;
1100		1298
1101	($data, $av)	1299	($data, $av)
1102	}	1300	}
1103		1301
1104	=head2 COMMAND CALLBACKS	1302	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1358	my ($name, $cb) = @_;
1161		1359
1162	$EXTICMD{$name} = $cb;	1360	$EXTICMD{$name} = $cb;
1163	}	1361	}
1164		1362
		1363	use File::Glob ();
		1364
1165	cf::player->attach (	1365	cf::player->attach (
1166	on_command => sub {	1366	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1367	my ($pl, $name, $params) = @_;
1168		1368
1169	my $cb = $COMMAND{$name}	1369	my $cb = $COMMAND{$name}
1170	or return;	1370	or return;
1171		1371
…		…
1194		1394
1195	$pl->ext_reply ($reply, @reply)	1395	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1396	if $reply;
1197		1397
1198	} else {	1398	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1399	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1400	}
1201		1401
1202	cf::override;	1402	cf::override;
1203	},	1403	},
1204	);	1404	);
1205		1405
		1406	# "readahead" all extensions
		1407	sub cache_extensions {
		1408	my $grp = IO::AIO::aio_group;
		1409
		1410	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1411	for (grep /\.ext$/, @{$_[0]}) {
		1412	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1413	}
		1414	};
		1415
		1416	$grp
		1417	}
		1418
1206	sub load_extensions {	1419	sub load_extensions {
		1420	info "loading extensions...";
		1421
1207	cf::sync_job {	1422	cf::sync_job {
1208	my %todo;	1423	my %todo;
1209		1424
1210	for my $path (<$LIBDIR/*.ext>) {	1425	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1426	next unless -r $path;
…		…
1229		1444
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1445	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1446	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1447
1233	$ext{source} =	1448	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1449	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1450	. "#line 1 \"$path\"\n{\n"
1236	. $source	1451	. $source
1237	. "\n};\n1";	1452	. "\n};\n1";
1238		1453
1239	$todo{$base} = \%ext;	1454	$todo{$base} = \%ext;
1240	}	1455	}
1241		1456
		1457	my $pass = 0;
1242	my %done;	1458	my %done;
1243	while (%todo) {	1459	while (%todo) {
1244	my $progress;	1460	my $progress;
1245		1461
		1462	++$pass;
		1463
		1464	ext:
1246	while (my ($k, $v) = each %todo) {	1465	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1466	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1467	next ext
1249	unless exists $done{$_};	1468	unless exists $done{$_};
1250	}	1469	}
1251		1470
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1471	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1472
1254	unless (eval $v->{source}) {	1473	my $active = eval $v->{source};
		1474
		1475	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1476	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1477
		1478	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1479	if exists $v->{meta}{mandatory};
1259	warn $msg;	1480
1260	warn "mandatory extension failed to load, exiting.\n";	1481	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1482	delete $todo{$k};
1262	}	1483	} else {
1263		1484	$done{$k} = delete $todo{$k};
1264	warn $msg;	1485	push @EXTS, $v->{pkg};
		1486	$progress = 1;
		1487
		1488	info "$v->{base}: extension inactive.\n"
		1489	unless $active;
1265	}	1490	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1491	}
1271		1492
1272	skip:	1493	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1494	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1495
		1496	while (my ($k, $v) = each %todo) {
		1497	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1498	if exists $v->{meta}{mandatory};
		1499	}
		1500	}
1275	}	1501	}
1276	};	1502	};
1277	}	1503	}
1278		1504
1279	#############################################################################	1505	#############################################################################
1280		1506
1281	=back	1507	=back
1282		1508
1283	=head2 CORE EXTENSIONS	1509	=head2 CORE EXTENSIONS
1284		1510
1285	Functions and methods that extend core crossfire objects.	1511	Functions and methods that extend core deliantra objects.
1286		1512
1287	=cut	1513	=cut
1288		1514
1289	package cf::player;	1515	package cf::player;
1290		1516
…		…
1333		1559
1334	sub exists($) {	1560	sub exists($) {
1335	my ($login) = @_;	1561	my ($login) = @_;
1336		1562
1337	$cf::PLAYER{$login}	1563	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1564	or !aio_stat path $login
1339	}	1565	}
1340		1566
1341	sub find($) {	1567	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1568	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1569	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1581	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1582	or return;
1357		1583
1358	my $pl = cf::player::load_pl $f	1584	my $pl = cf::player::load_pl $f
1359	or return;	1585	or return;
		1586
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1587	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1588	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1589	$cf::PLAYER{$login} = $pl
1363	}	1590	}
1364	}	1591	}
1365	}	1592	}
1366		1593
		1594	cf::player->attach (
		1595	on_load => sub {
		1596	my ($pl, $path) = @_;
		1597
		1598	# restore slots saved in save, below
		1599	my $slots = delete $pl->{_slots};
		1600
		1601	$pl->ob->current_weapon ($slots->[0]);
		1602	$pl->combat_ob ($slots->[1]);
		1603	$pl->ranged_ob ($slots->[2]);
		1604	},
		1605	);
		1606
1367	sub save($) {	1607	sub save($) {
1368	my ($pl) = @_;	1608	my ($pl) = @_;
1369		1609
1370	return if $pl->{deny_save};	1610	return if $pl->{deny_save};
1371		1611
…		…
1374		1614
1375	return if $pl->{deny_save};	1615	return if $pl->{deny_save};
1376		1616
1377	aio_mkdir playerdir $pl, 0770;	1617	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1618	$pl->{last_save} = $cf::RUNTIME;
		1619
		1620	cf::get_slot 0.01;
		1621
		1622	# save slots, to be restored later
		1623	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1624
1380	$pl->save_pl ($path);	1625	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1626	cf::cede_to_tick;
1382	}	1627	}
1383		1628
…		…
1415	my ($pl) = @_;	1660	my ($pl) = @_;
1416		1661
1417	my $name = $pl->ob->name;	1662	my $name = $pl->ob->name;
1418		1663
1419	$pl->{deny_save} = 1;	1664	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1665	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1666
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1667	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1668	$pl->deactivate;
		1669
		1670	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1671	ext::highscore::check ($pl->ob);
		1672
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1673	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1674	$pl->ns->destroy if $pl->ns;
1426		1675
1427	my $path = playerdir $pl;	1676	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1677	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1716
1468	for my $login (@$dirs) {	1717	for my $login (@$dirs) {
1469	my $path = path $login;	1718	my $path = path $login;
1470		1719
1471	# a .pst is a dead give-away for a valid player	1720	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1721	# if no pst file found, open and chekc for blocked users
		1722	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1723	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1724	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1725	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1726	}
1477		1727
…		…
1481		1731
1482	\@logins	1732	\@logins
1483	}	1733	}
1484		1734
1485	=item $player->maps	1735	=item $player->maps
		1736
		1737	=item cf::player::maps $login
1486		1738
1487	Returns an arrayref of map paths that are private for this	1739	Returns an arrayref of map paths that are private for this
1488	player. May block.	1740	player. May block.
1489		1741
1490	=cut	1742	=cut
…		…
1508	}	1760	}
1509		1761
1510	\@paths	1762	\@paths
1511	}	1763	}
1512		1764
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1765	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1766
1515	Expand crossfire pod fragments into protocol xml.	1767	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1768
1564	=item $player->ext_reply ($msgid, @msg)	1769	=item $player->ext_reply ($msgid, @msg)
1565		1770
1566	Sends an ext reply to the player.	1771	Sends an ext reply to the player.
1567		1772
…		…
1599		1804
1600	=cut	1805	=cut
1601		1806
1602	sub find_by_path($) {	1807	sub find_by_path($) {
1603	my ($path) = @_;	1808	my ($path) = @_;
		1809
		1810	$path =~ s/^~[^\/]*//; # skip ~login
1604		1811
1605	my ($match, $specificity);	1812	my ($match, $specificity);
1606		1813
1607	for my $region (list) {	1814	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1815	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1841	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1842	our $DEFAULT_RESET = 3000;
1636		1843
1637	sub generate_random_map {	1844	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1845	my ($self, $rmp) = @_;
		1846
		1847	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1848
1639	# mit "rum" bekleckern, nicht	1849	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1850	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1851	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1852	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1853	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1854	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1855	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1856	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1857	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1662		1872
1663	sub register {	1873	sub register {
1664	my (undef, $regex, $prio) = @_;	1874	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1875	my $pkg = caller;
1666		1876
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1877	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1878
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1879	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1880	}
1672		1881
1673	# also paths starting with '/'	1882	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1883	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1884
1676	sub thawer_merge {	1885	sub thawer_merge {
1677	my ($self, $merge) = @_;	1886	my ($self, $merge) = @_;
1678		1887
1679	# we have to keep some variables in memory intact	1888	# we have to keep some variables in memory intact
…		…
1684	}	1893	}
1685		1894
1686	sub normalise {	1895	sub normalise {
1687	my ($path, $base) = @_;	1896	my ($path, $base) = @_;
1688		1897
1689	$path = "$path"; # make sure its a string	1898	$path = "$path"; # make sure it's a string
1690		1899
1691	$path =~ s/\.map$//;	1900	$path =~ s/\.map$//;
1692		1901
1693	# map plan:	1902	# map plan:
1694	#	1903	#
…		…
1733	$self->init; # pass $1 etc.	1942	$self->init; # pass $1 etc.
1734	return $self;	1943	return $self;
1735	}	1944	}
1736	}	1945	}
1737		1946
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1947	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1948	()
1740	}	1949	}
1741		1950
1742	sub init {	1951	sub init {
1743	my ($self) = @_;	1952	my ($self) = @_;
…		…
1765		1974
1766	# the temporary/swap location	1975	# the temporary/swap location
1767	sub save_path {	1976	sub save_path {
1768	my ($self) = @_;	1977	my ($self) = @_;
1769		1978
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1979	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1980	"$TMPDIR/$path.map"
1772	}	1981	}
1773		1982
1774	# the unique path, undef == no special unique path	1983	# the unique path, undef == no special unique path
1775	sub uniq_path {	1984	sub uniq_path {
1776	my ($self) = @_;	1985	my ($self) = @_;
1777		1986
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1987	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1988	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1989	}
1790		1990
1791	sub decay_objects {	1991	sub decay_objects {
1792	my ($self) = @_;	1992	my ($self) = @_;
1793		1993
…		…
1875		2075
1876	sub find;	2076	sub find;
1877	sub find {	2077	sub find {
1878	my ($path, $origin) = @_;	2078	my ($path, $origin) = @_;
1879		2079
		2080	cf::cede_to_tick;
		2081
1880	$path = normalise $path, $origin && $origin->path;	2082	$path = normalise $path, $origin && $origin->path;
1881		2083
1882	cf::lock_wait "map_data:$path";#d#remove	2084	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2085	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2086
1885	$cf::MAP{$path} || do {	2087	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2088	my $map = new_from_path cf::map $path
1890	or return;	2089	or return;
1891		2090
1892	$map->{last_save} = $cf::RUNTIME;	2091	$map->{last_save} = $cf::RUNTIME;
1893		2092
…		…
1895	or return;	2094	or return;
1896		2095
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2096	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2097	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2098	#$cf::WAIT_FOR_TICK->wait;
		2099	undef $guard2;
1900	undef $guard1;	2100	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2101	$map->reset;
1903	return find $path;	2102	return find $path;
1904	}	2103	}
1905		2104
1906	$cf::MAP{$path} = $map	2105	$cf::MAP{$path} = $map
1907	}	2106	}
1908	}	2107	}
1909		2108
1910	sub pre_load { }	2109	sub pre_load { }
1911	sub post_load { }	2110	#sub post_load { } # XS
1912		2111
1913	sub load {	2112	sub load {
1914	my ($self) = @_;	2113	my ($self) = @_;
1915		2114
1916	local $self->{deny_reset} = 1; # loading can take a long time	2115	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2132	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2133	$f->skip_block;
1935	$self->_load_objects ($f)	2134	$self->_load_objects ($f)
1936	or return;	2135	or return;
1937		2136
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2137	$self->post_load_original
1939	if delete $self->{load_original};	2138	if delete $self->{load_original};
1940		2139
1941	if (my $uniq = $self->uniq_path) {	2140	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2141	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2142	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2160	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2161	$self->decay_objects;
1963	$self->fix_auto_apply;	2162	$self->fix_auto_apply;
1964	$self->update_buttons;	2163	$self->update_buttons;
1965	cf::cede_to_tick;	2164	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2165	$self->activate;
1969	}	2166	}
1970		2167
1971	$self->{last_save} = $cf::RUNTIME;	2168	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2169	$self->last_access ($cf::RUNTIME);
1973		2170
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2171	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2172	}
1976		2173
1977	$self->post_load;	2174	$self->post_load;
1978	}	2175	}
1979		2176
		2177	# customize the map for a given player, i.e.
		2178	# return the _real_ map. used by e.g. per-player
		2179	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2180	sub customise_for {
1981	my ($self, $ob) = @_;	2181	my ($self, $ob) = @_;
1982		2182
1983	return find "~" . $ob->name . "/" . $self->{path}	2183	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2184	if $self->per_player;
…		…
2000	or next;	2200	or next;
2001	$neigh = find $neigh, $map	2201	$neigh = find $neigh, $map
2002	or next;	2202	or next;
2003	$neigh->load;	2203	$neigh->load;
2004		2204
		2205	# now find the diagonal neighbours
2005	push @neigh,	2206	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2207	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2208	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2209	}
2009		2210
…		…
2016	}	2217	}
2017		2218
2018	sub find_sync {	2219	sub find_sync {
2019	my ($path, $origin) = @_;	2220	my ($path, $origin) = @_;
2020		2221
2021	cf::sync_job { find $path, $origin }	2222	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2223	if $Coro::current == $Coro::main;
		2224
		2225	find $path, $origin
2022	}	2226	}
2023		2227
2024	sub do_load_sync {	2228	sub do_load_sync {
2025	my ($map) = @_;	2229	my ($map) = @_;
2026		2230
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2232	if $Coro::current == $Coro::main;
2029		2233
2030	cf::sync_job { $map->load };	2234	$map->load;
2031	}	2235	}
2032		2236
2033	our %MAP_PREFETCH;	2237	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2238	our $MAP_PREFETCHER = undef;
2035		2239
…		…
2037	my ($path, $origin, $load) = @_;	2241	my ($path, $origin, $load) = @_;
2038		2242
2039	$path = normalise $path, $origin && $origin->{path};	2243	$path = normalise $path, $origin && $origin->{path};
2040		2244
2041	if (my $map = $cf::MAP{$path}) {	2245	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2246	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2247	}
2044		2248
2045	$MAP_PREFETCH{$path} |= $load;	2249	$MAP_PREFETCH{$path} |= $load;
2046		2250
2047	$MAP_PREFETCHER ||= cf::async {	2251	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2265	$MAP_PREFETCHER->prio (6);
2062		2266
2063	()	2267	()
2064	}	2268	}
2065		2269
		2270	# common code, used by both ->save and ->swapout
2066	sub save {	2271	sub _save {
2067	my ($self) = @_;	2272	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2273
2071	$self->{last_save} = $cf::RUNTIME;	2274	$self->{last_save} = $cf::RUNTIME;
2072		2275
2073	return unless $self->dirty;	2276	return unless $self->dirty;
2074		2277
…		…
2083		2286
2084	cf::async {	2287	cf::async {
2085	$Coro::current->{desc} = "map player save";	2288	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2289	$_->contr->save for $self->players;
2087	};	2290	};
		2291
		2292	cf::get_slot 0.02;
2088		2293
2089	if ($uniq) {	2294	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2295	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2296	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2297	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2298	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2094	}	2299	}
2095	}	2300	}
2096		2301
		2302	sub save {
		2303	my ($self) = @_;
		2304
		2305	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2306
		2307	$self->_save;
		2308	}
		2309
2097	sub swap_out {	2310	sub swap_out {
2098	my ($self) = @_;	2311	my ($self) = @_;
2099		2312
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2314
		2315	return if $self->in_memory != cf::MAP_ACTIVE;
		2316	return if $self->{deny_save};
2105	return if $self->players;	2317	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;
2107	return if $self->{deny_save};
2108		2318
		2319	# first deactivate the map and "unlink" it from the core
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# then atomically save
		2325	$self->_save;
		2326
		2327	# then free the map
		2328	$self->clear;
		2329	}
		2330
		2331	sub reset_at {
		2332	my ($self) = @_;
		2333
		2334	# TODO: safety, remove and allow resettable per-player maps
		2335	return 1e99 if $self->{deny_reset};
		2336
		2337	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2338	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2339
		2340	$time + $to
		2341	}
		2342
		2343	sub should_reset {
		2344	my ($self) = @_;
		2345
		2346	$self->reset_at <= $cf::RUNTIME
		2347	}
		2348
		2349	sub reset {
		2350	my ($self) = @_;
		2351
		2352	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2353
		2354	return if $self->players;
		2355
		2356	cf::trace "resetting map ", $self->path, "\n";
		2357
		2358	$self->in_memory (cf::MAP_SWAPPED);
		2359
		2360	# need to save uniques path
		2361	unless ($self->{deny_save}) {
		2362	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2363
		2364	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2365	if $uniq;
		2366	}
		2367
		2368	delete $cf::MAP{$self->path};
2110		2369
2111	$self->deactivate;	2370	$self->deactivate;
2112	$_->clear_links_to ($self) for values %cf::MAP;	2371	$_->clear_links_to ($self) for values %cf::MAP;
2113	$self->clear;	2372	$self->clear;
2114	}
2115
2116	sub reset_at {
2117	my ($self) = @_;
2118
2119	# TODO: safety, remove and allow resettable per-player maps
2120	return 1e99 if $self->{deny_reset};
2121
2122	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2123	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2124
2125	$time + $to
2126	}
2127
2128	sub should_reset {
2129	my ($self) = @_;
2130
2131	$self->reset_at <= $cf::RUNTIME
2132	}
2133
2134	sub reset {
2135	my ($self) = @_;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138
2139	return if $self->players;
2140
2141	warn "resetting map ", $self->path;
2142
2143	$self->in_memory (cf::MAP_SWAPPED);
2144
2145	# need to save uniques path
2146	unless ($self->{deny_save}) {
2147	my $uniq = $self->uniq_path; utf8::encode $uniq;
2148
2149	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2150	if $uniq;
2151	}
2152
2153	delete $cf::MAP{$self->path};
2154
2155	$self->deactivate;
2156	$_->clear_links_to ($self) for values %cf::MAP;
2157	$self->clear;
2158		2373
2159	$self->unlink_save;	2374	$self->unlink_save;
2160	$self->destroy;	2375	$self->destroy;
2161	}	2376	}
2162		2377
…		…
2170		2385
2171	delete $cf::MAP{$self->path};	2386	delete $cf::MAP{$self->path};
2172		2387
2173	$self->unlink_save;	2388	$self->unlink_save;
2174		2389
2175	bless $self, "cf::map";	2390	bless $self, "cf::map::wrap";
2176	delete $self->{deny_reset};	2391	delete $self->{deny_reset};
2177	$self->{deny_save} = 1;	2392	$self->{deny_save} = 1;
2178	$self->reset_timeout (1);	2393	$self->reset_timeout (1);
2179	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2394	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2180		2395
…		…
2229		2444
2230	sub unique_maps() {	2445	sub unique_maps() {
2231	[	2446	[
2232	map {	2447	map {
2233	utf8::decode $_;	2448	utf8::decode $_;
2234	/\.map$/	2449	s/\.map$//; # TODO future compatibility hack
		2450	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2451	? ()
2235	? normalise $_	2452	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2453	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2454	]
2239	}	2455	}
2240		2456
2241	package cf;	2457	=item cf::map::static_maps
		2458
		2459	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2460	file in the shared directory excluding F</styles> and F</editor>). May
		2461	block.
		2462
		2463	=cut
		2464
		2465	sub static_maps() {
		2466	my @dirs = "";
		2467	my @maps;
		2468
		2469	while (@dirs) {
		2470	my $dir = shift @dirs;
		2471
		2472	next if $dir eq "/styles" || $dir eq "/editor";
		2473
		2474	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2475	or return;
		2476
		2477	for (@$files) {
		2478	s/\.map$// or next;
		2479	utf8::decode $_;
		2480	push @maps, "$dir/$_";
		2481	}
		2482
		2483	push @dirs, map "$dir/$_", @$dirs;
		2484	}
		2485
		2486	\@maps
		2487	}
2242		2488
2243	=back	2489	=back
2244		2490
2245	=head3 cf::object	2491	=head3 cf::object
2246		2492
…		…
2250		2496
2251	=over 4	2497	=over 4
2252		2498
2253	=item $ob->inv_recursive	2499	=item $ob->inv_recursive
2254		2500
2255	Returns the inventory of the object _and_ their inventories, recursively.	2501	Returns the inventory of the object I<and> their inventories, recursively,
		2502	but I<not> the object itself.
2256		2503
2257	=cut	2504	=cut
2258		2505
2259	sub inv_recursive_;	2506	sub inv_recursive_;
2260	sub inv_recursive_ {	2507	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2512	inv_recursive_ inv $_[0]
2266	}	2513	}
2267		2514
2268	=item $ref = $ob->ref	2515	=item $ref = $ob->ref
2269		2516
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2517	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2518
2272	=item $ob = cf::object::deref ($refstring)	2519	=item $ob = cf::object::deref ($refstring)
2273		2520
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2521	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2522	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2554	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2555	dialogue with the given NPC character.
2309		2556
2310	=cut	2557	=cut
2311		2558
		2559	our $SAY_CHANNEL = {
		2560	id => "say",
		2561	title => "Map",
		2562	reply => "say ",
		2563	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2564	};
		2565
		2566	our $CHAT_CHANNEL = {
		2567	id => "chat",
		2568	title => "Chat",
		2569	reply => "chat ",
		2570	tooltip => "Player chat and shouts, global to the server.",
		2571	};
		2572
2312	# rough implementation of a future "reply" method that works	2573	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2574	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2575	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2576	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2577	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2588	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2589	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2590
2330	} else {	2591	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2592	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2593	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2594	}
2334	}	2595	}
2335	}	2596	}
2336		2597
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2598	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2623
2363	=item $player_object->enter_link	2624	=item $player_object->enter_link
2364		2625
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2626	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2627
2367	The player should be reasonably safe there for short amounts of time. You	2628	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2629	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2630	though, as the player cannot control the character while it is on the link
		2631	map.
2369		2632
2370	Will never block.	2633	Will never block.
2371		2634
2372	=item $player_object->leave_link ($map, $x, $y)	2635	=item $player_object->leave_link ($map, $x, $y)
2373		2636
…		…
2393	sub cf::object::player::enter_link {	2656	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2657	my ($self) = @_;
2395		2658
2396	$self->deactivate_recursive;	2659	$self->deactivate_recursive;
2397		2660
		2661	++$self->{_link_recursion};
		2662
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2663	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2664
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2665	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2666	if $self->map && $self->map->{path} ne "{link}";
2402		2667
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2668	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2669	}
2405		2670
2406	sub cf::object::player::leave_link {	2671	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2672	my ($self, $map, $x, $y) = @_;
2408		2673
…		…
2425	($x, $y) = (-1, -1)	2690	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2691	unless (defined $x) && (defined $y);
2427		2692
2428	# use -1 or undef as default coordinates, not 0, 0	2693	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2694	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2695	if $x <= 0 && $y <= 0;
2431		2696
2432	$map->load;	2697	$map->load;
2433	$map->load_neighbours;	2698	$map->load_neighbours;
2434		2699
2435	return unless $self->contr->active;	2700	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2701
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2702	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2703	if ($self->enter_map ($map, $x, $y)) {
2440	}	2704	# entering was successful
		2705	delete $self->{_link_recursion};
		2706	# only activate afterwards, to support waiting in hooks
		2707	$self->activate_recursive;
		2708	}
2441		2709
		2710	}
		2711
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2712	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2713
2444	Moves the player to the given map-path and coordinates by first freezing	2714	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2715	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2716	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2717	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2718	be called at the end of this process.
2449		2719
		2720	Note that $check will be called with a potentially non-loaded map, so if
		2721	it needs a loaded map it has to call C<< ->load >>.
		2722
2450	=cut	2723	=cut
2451		2724
2452	our $GOTOGEN;	2725	our $GOTOGEN;
2453		2726
2454	sub cf::object::player::goto {	2727	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2728	my ($self, $path, $x, $y, $check, $done) = @_;
		2729
		2730	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2731	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2732	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2733	($path, $x, $y) = @$EMERGENCY_POSITION;
		2734	}
2456		2735
2457	# do generation counting so two concurrent goto's will be executed in-order	2736	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2737	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2738
2460	$self->enter_link;	2739	$self->enter_link;
…		…
2484	my $map = eval {	2763	my $map = eval {
2485	my $map = defined $path ? cf::map::find $path : undef;	2764	my $map = defined $path ? cf::map::find $path : undef;
2486		2765
2487	if ($map) {	2766	if ($map) {
2488	$map = $map->customise_for ($self);	2767	$map = $map->customise_for ($self);
2489	$map = $check->($map) if $check && $map;	2768	$map = $check->($map, $x, $y, $self) if $check && $map;
2490	} else {	2769	} else {
2491	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2770	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2492	}	2771	}
2493		2772
2494	$map	2773	$map
…		…
2502	if ($gen == $self->{_goto_generation}) {	2781	if ($gen == $self->{_goto_generation}) {
2503	delete $self->{_goto_generation};	2782	delete $self->{_goto_generation};
2504	$self->leave_link ($map, $x, $y);	2783	$self->leave_link ($map, $x, $y);
2505	}	2784	}
2506		2785
2507	$done->() if $done;	2786	$done->($self) if $done;
2508	})->prio (1);	2787	})->prio (1);
2509	}	2788	}
2510		2789
2511	=item $player_object->enter_exit ($exit_object)	2790	=item $player_object->enter_exit ($exit_object)
2512		2791
…		…
2532	}	2811	}
2533		2812
2534	sub prepare_random_map {	2813	sub prepare_random_map {
2535	my ($exit) = @_;	2814	my ($exit) = @_;
2536		2815
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2816	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2817	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2818	# that depends on the exit object
2542		2819
2543	my $rmp = parse_random_map_params $exit->msg;	2820	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2822	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2823	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2824	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2825	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2826	$rmp->{origin_y} = $exit->y;
		2827
		2828	$exit->map->touch;
2550	}	2829	}
2551		2830
2552	$rmp->{random_seed} ||= $exit->random_seed;	2831	$rmp->{random_seed} ||= $exit->random_seed;
2553		2832
2554	my $data = cf::to_json $rmp;	2833	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2834	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2835	my $meta = "$RANDOMDIR/$md5.meta";
2557		2836
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2837	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2838	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2839	undef $fh;
2561	aio_rename "$meta~", $meta;	2840	aio_rename "$meta~", $meta;
2562		2841
		2842	my $slaying = "?random/$md5";
		2843
		2844	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2845	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2846	$exit->msg (undef);
		2847	}
2565	}	2848	}
2566	}	2849	}
2567		2850
2568	sub cf::object::player::enter_exit {	2851	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2852	my ($self, $exit) = @_;
2570		2853
2571	return unless $self->type == cf::PLAYER;	2854	return unless $self->type == cf::PLAYER;
2572		2855
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2856	$self->enter_link;
2585		2857
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2858	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2859	$Coro::current->{desc} = "enter_exit";
2592		2860
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2861	unless (eval {
		2862	$self->deactivate_recursive; # just to be sure
		2863
		2864	# random map handling
		2865	{
		2866	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2867
		2868	prepare_random_map $exit
		2869	if $exit->slaying eq "/!";
		2870	}
		2871
		2872	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2873	my $x = $exit->stats->hp;
		2874	my $y = $exit->stats->sp;
		2875
2595	$self->goto ($slaying, $hp, $sp);	2876	$self->goto ($map, $x, $y);
2596		2877
		2878	# if exit is damned, update players death & WoR home-position
		2879	$self->contr->savebed ($map, $x, $y)
		2880	if $exit->flag (cf::FLAG_DAMNED);
		2881
2597	1;	2882	1
2598	}) {	2883	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2884	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "I'll try to bring you back to the map you were before. "	2885	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	2886	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2887	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2888
2604	warn "ERROR in enter_exit: $@";	2889	error "ERROR in enter_exit: $@";
2605	$self->leave_link;	2890	$self->leave_link;
2606	}	2891	}
2607	})->prio (1);	2892	})->prio (1);
2608	}	2893	}
2609		2894
…		…
2621	sub cf::client::send_drawinfo {	2906	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	2907	my ($self, $text, $flags) = @_;
2623		2908
2624	utf8::encode $text;	2909	utf8::encode $text;
2625	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2910	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2911	}
		2912
		2913	=item $client->send_big_packet ($pkt)
		2914
		2915	Like C<send_packet>, but tries to compress large packets, and fragments
		2916	them as required.
		2917
		2918	=cut
		2919
		2920	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2921
		2922	sub cf::client::send_big_packet {
		2923	my ($self, $pkt) = @_;
		2924
		2925	# try lzf for large packets
		2926	$pkt = "lzf " . Compress::LZF::compress $pkt
		2927	if 1024 <= length $pkt and $self->{can_lzf};
		2928
		2929	# split very large packets
		2930	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2931	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2932	$pkt = "frag";
		2933	}
		2934
		2935	$self->send_packet ($pkt);
2626	}	2936	}
2627		2937
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	2938	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		2939
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	2940	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2942	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2943	the message unless the client supports the msg packet.
2634		2944
2635	=cut	2945	=cut
2636		2946
		2947	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	2948	our %CHANNEL = (
		2949	"c/motd" => {
		2950	id => "infobox",
		2951	title => "MOTD",
		2952	reply => undef,
		2953	tooltip => "The message of the day",
		2954	},
2638	"c/identify" => {	2955	"c/identify" => {
2639	id => "infobox",	2956	id => "infobox",
2640	title => "Identify",	2957	title => "Identify",
2641	reply => undef,	2958	reply => undef,
2642	tooltip => "Items recently identified",	2959	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	2962	id => "infobox",
2646	title => "Examine",	2963	title => "Examine",
2647	reply => undef,	2964	reply => undef,
2648	tooltip => "Signs and other items you examined",	2965	tooltip => "Signs and other items you examined",
2649	},	2966	},
		2967	"c/shopinfo" => {
		2968	id => "infobox",
		2969	title => "Shop Info",
		2970	reply => undef,
		2971	tooltip => "What your bargaining skill tells you about the shop",
		2972	},
		2973	"c/book" => {
		2974	id => "infobox",
		2975	title => "Book",
		2976	reply => undef,
		2977	tooltip => "The contents of a note or book",
		2978	},
2650	"c/lookat" => {	2979	"c/lookat" => {
2651	id => "infobox",	2980	id => "infobox",
2652	title => "Look",	2981	title => "Look",
2653	reply => undef,	2982	reply => undef,
2654	tooltip => "What you saw there",	2983	tooltip => "What you saw there",
2655	},	2984	},
		2985	"c/who" => {
		2986	id => "infobox",
		2987	title => "Players",
		2988	reply => undef,
		2989	tooltip => "Shows players who are currently online",
		2990	},
		2991	"c/body" => {
		2992	id => "infobox",
		2993	title => "Body Parts",
		2994	reply => undef,
		2995	tooltip => "Shows which body parts you posess and are available",
		2996	},
		2997	"c/statistics" => {
		2998	id => "infobox",
		2999	title => "Statistics",
		3000	reply => undef,
		3001	tooltip => "Shows your primary statistics",
		3002	},
		3003	"c/skills" => {
		3004	id => "infobox",
		3005	title => "Skills",
		3006	reply => undef,
		3007	tooltip => "Shows your experience per skill and item power",
		3008	},
		3009	"c/shopitems" => {
		3010	id => "infobox",
		3011	title => "Shop Items",
		3012	reply => undef,
		3013	tooltip => "Shows the items currently for sale in this shop",
		3014	},
		3015	"c/resistances" => {
		3016	id => "infobox",
		3017	title => "Resistances",
		3018	reply => undef,
		3019	tooltip => "Shows your resistances",
		3020	},
		3021	"c/pets" => {
		3022	id => "infobox",
		3023	title => "Pets",
		3024	reply => undef,
		3025	tooltip => "Shows information abotu your pets/a specific pet",
		3026	},
		3027	"c/perceiveself" => {
		3028	id => "infobox",
		3029	title => "Perceive Self",
		3030	reply => undef,
		3031	tooltip => "You gained detailed knowledge about yourself",
		3032	},
		3033	"c/uptime" => {
		3034	id => "infobox",
		3035	title => "Uptime",
		3036	reply => undef,
		3037	tooltip => "How long the server has been running since last restart",
		3038	},
		3039	"c/mapinfo" => {
		3040	id => "infobox",
		3041	title => "Map Info",
		3042	reply => undef,
		3043	tooltip => "Information related to the maps",
		3044	},
		3045	"c/party" => {
		3046	id => "party",
		3047	title => "Party",
		3048	reply => "gsay ",
		3049	tooltip => "Messages and chat related to your party",
		3050	},
		3051	"c/death" => {
		3052	id => "death",
		3053	title => "Death",
		3054	reply => undef,
		3055	tooltip => "Reason for and more info about your most recent death",
		3056	},
		3057	"c/say" => $SAY_CHANNEL,
		3058	"c/chat" => $CHAT_CHANNEL,
2656	);	3059	);
2657		3060
2658	sub cf::client::send_msg {	3061	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3062	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3063
2661	$msg = $self->pl->expand_cfpod ($msg);	3064	$msg = $self->pl->expand_cfpod ($msg)
		3065	unless $color & cf::NDI_VERBATIM;
2662		3066
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3067	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3068
2665	# check predefined channels, for the benefit of C	3069	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3070	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3071	$channel = $CHANNEL{$channel};
2668		3072
2669	$self->ext_msg (channel_info => $channel)	3073	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3074	$channel = $channel->{id};
2673		3075
2674	} elsif (ref $channel) {	3076	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3077	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3078	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3079	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3080	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3081	}
2681		3082
2682	$channel = $channel->{id};	3083	$channel = $channel->{id};
2683	}	3084	}
2684		3085
2685	return unless @extra || length $msg;	3086	return unless @extra || length $msg;
2686		3087
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3088	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3089	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3090	if $color & cf::NDI_DEF;
2691		3091
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3092	my $pkt = "msg "
		3093	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3094	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3095	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3096
2706	$color &= cf::NDI_COLOR_MASK;	3097	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3098	}
2720		3099
2721	=item $client->ext_msg ($type, @msg)	3100	=item $client->ext_msg ($type, @msg)
2722		3101
2723	Sends an ext event to the client.	3102	Sends an ext event to the client.
…		…
2726		3105
2727	sub cf::client::ext_msg($$@) {	3106	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3107	my ($self, $type, @msg) = @_;
2729		3108
2730	if ($self->extcmd == 2) {	3109	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3110	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove	3111	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";	3112	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3113	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}	3114	}
2736	}	3115	}
2737		3116
2738	=item $client->ext_reply ($msgid, @msg)	3117	=item $client->ext_reply ($msgid, @msg)
2739		3118
…		…
2743		3122
2744	sub cf::client::ext_reply($$@) {	3123	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;	3124	my ($self, $id, @msg) = @_;
2746		3125
2747	if ($self->extcmd == 2) {	3126	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3127	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {	3128	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove	3129	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;	3130	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3131	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}	3132	}
2754	}	3133	}
2755		3134
2756	=item $success = $client->query ($flags, "text", \&cb)	3135	=item $success = $client->query ($flags, "text", \&cb)
2757		3136
…		…
2828		3207
2829	$ns->ext_reply ($reply, @reply)	3208	$ns->ext_reply ($reply, @reply)
2830	if $reply;	3209	if $reply;
2831		3210
2832	} else {	3211	} else {
2833	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3212	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2834	}	3213	}
2835		3214
2836	cf::override;	3215	cf::override;
2837	},	3216	},
2838	);	3217	);
…		…
2858		3237
2859	$coro	3238	$coro
2860	}	3239	}
2861		3240
2862	cf::client->attach (	3241	cf::client->attach (
2863	on_destroy => sub {	3242	on_client_destroy => sub {
2864	my ($ns) = @_;	3243	my ($ns) = @_;
2865		3244
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3245	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3246	},
2868	);	3247	);
…		…
2884	our $safe_hole = new Safe::Hole;	3263	our $safe_hole = new Safe::Hole;
2885		3264
2886	$SIG{FPE} = 'IGNORE';	3265	$SIG{FPE} = 'IGNORE';
2887		3266
2888	$safe->permit_only (Opcode::opset qw(	3267	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3268	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3269	grepstart grepwhile mapstart mapwhile
2891	sort time	3270	sort time
2892	));	3271	));
2893		3272
2894	# here we export the classes and methods available to script code	3273	# here we export the classes and methods available to script code
…		…
2896	=pod	3275	=pod
2897		3276
2898	The following functions and methods are available within a safe environment:	3277	The following functions and methods are available within a safe environment:
2899		3278
2900	cf::object	3279	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3280	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3281	insert remove name archname title slaying race decrease split
		3282	value
2903		3283
2904	cf::object::player	3284	cf::object::player
2905	player	3285	player
2906		3286
2907	cf::player	3287	cf::player
…		…
2912		3292
2913	=cut	3293	=cut
2914		3294
2915	for (	3295	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3296	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3297	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3298	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3299	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3300	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3301	["cf::map" => qw(trigger)],
2922	) {	3302	) {
2923	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3303	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3304	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2926	for @funs;	3305	for @funs;
2927	}	3306	}
2928		3307
…		…
2943		3322
2944	my $qcode = $code;	3323	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3324	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3325	$qcode =~ s/\n/\\n/g;
2947		3326
		3327	%vars = (_dummy => 0) unless %vars;
		3328
		3329	my @res;
2948	local $_;	3330	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3331
2951	my $eval =	3332	my $eval =
2952	"do {\n"	3333	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3334	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3335	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3336	. $code
2956	. "\n}"	3337	. "\n}"
2957	;	3338	;
2958		3339
		3340	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3341	sub_generation_inc;
		3342	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3343	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3344	sub_generation_inc;
		3345	} else {
		3346	local @cf::_safe_eval_args = values %vars;
		3347	@res = wantarray ? eval eval : scalar eval $eval;
		3348	}
2962		3349
2963	if ($@) {	3350	if ($@) {
2964	warn "$@";	3351	warn "$@",
2965	warn "while executing safe code '$code'\n";	3352	"while executing safe code '$code'\n",
2966	warn "with arguments " . (join " ", %vars) . "\n";	3353	"with arguments " . (join " ", %vars) . "\n";
2967	}	3354	}
2968		3355
2969	wantarray ? @res : $res[0]	3356	wantarray ? @res : $res[0]
2970	}	3357	}
2971		3358
…		…
2985	=cut	3372	=cut
2986		3373
2987	sub register_script_function {	3374	sub register_script_function {
2988	my ($fun, $cb) = @_;	3375	my ($fun, $cb) = @_;
2989		3376
2990	no strict 'refs';	3377	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3378	*$fun = $safe_hole->wrap ($cb);
2992	}	3379	}
2993		3380
2994	=back	3381	=back
2995		3382
2996	=cut	3383	=cut
…		…
3005	# for this (global event?)	3392	# for this (global event?)
3006	%ext::player_env::MUSIC_FACE_CACHE = ();	3393	%ext::player_env::MUSIC_FACE_CACHE = ();
3007		3394
3008	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3395	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3009		3396
3010	warn "loading facedata from $path\n";	3397	trace "loading facedata from $path\n";
3011		3398
3012	my $facedata;
3013	0 < aio_load $path, $facedata	3399	0 < aio_load $path, my $facedata
3014	or die "$path: $!";	3400	or die "$path: $!";
3015		3401
3016	$facedata = Coro::Storable::thaw $facedata;	3402	$facedata = Coro::Storable::thaw $facedata;
3017		3403
3018	$facedata->{version} == 2	3404	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3405	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3406
3021	# patch in the exptable	3407	# patch in the exptable
		3408	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3022	$facedata->{resource}{"res/exp_table"} = {	3409	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,	3410	type => FT_RSRC,
3024	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3411	data => $exp_table,
		3412	hash => (Digest::MD5::md5 $exp_table),
3025	};	3413	};
3026	cf::cede_to_tick;	3414	cf::cede_to_tick;
3027		3415
3028	{	3416	{
3029	my $faces = $facedata->{faceinfo};	3417	my $faces = $facedata->{faceinfo};
3030		3418
3031	while (my ($face, $info) = each %$faces) {	3419	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3420	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3421
3033	cf::face::set_visibility $idx, $info->{visibility};	3422	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3423	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3424	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3425	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3037		3426
3038	cf::cede_to_tick;	3427	cf::cede_to_tick;
3039	}	3428	}
3040		3429
3041	while (my ($face, $info) = each %$faces) {	3430	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3431	next unless $info->{smooth};
		3432
3043	my $idx = cf::face::find $face	3433	my $idx = cf::face::find $face
3044	or next;	3434	or next;
		3435
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3436	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3437	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3438	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3439	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3440	error "smooth face '$info->{smooth}' not found for face '$face'";
3050	}	3441	}
3051		3442
3052	cf::cede_to_tick;	3443	cf::cede_to_tick;
3053	}	3444	}
3054	}	3445	}
…		…
3063		3454
3064	cf::anim::invalidate_all; # d'oh	3455	cf::anim::invalidate_all; # d'oh
3065	}	3456	}
3066		3457
3067	{	3458	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3459	my $res = $facedata->{resource};
3071		3460
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3461	while (my ($name, $info) = each %$res) {
		3462	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3463	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3464
3078	if ($info->{type} & 1) {	3465	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3079	# prepend meta info	3466	cf::face::set_type $idx, $info->{type};
3080
3081	my $meta = $enc->encode ({
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3467	} else {
3088	$data = $info->{data};	3468	$RESOURCE{$name} = $info; # unused
3089	}	3469	}
3090		3470
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3471	cf::cede_to_tick;
3095	}	3472	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3473	}
		3474
		3475	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3476
3116	1	3477	1
3117	}	3478	}
3118		3479
3119	register_exticmd fx_want => sub {	3480	register_exticmd fx_want => sub {
…		…
3121		3482
3122	while (my ($k, $v) = each %$want) {	3483	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3484	$ns->fx_want ($k, $v);
3124	}	3485	}
3125	};	3486	};
		3487
		3488	sub load_resource_file($) {
		3489	my $guard = lock_acquire "load_resource_file";
		3490
		3491	my $status = load_resource_file_ $_[0];
		3492	get_slot 0.1, 100;
		3493	cf::arch::commit_load;
		3494
		3495	$status
		3496	}
3126		3497
3127	sub reload_regions {	3498	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3499	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3500	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3501	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3515	}
3145		3516
3146	sub reload_archetypes {	3517	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3518	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3519	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3520	}
3155		3521
3156	sub reload_treasures {	3522	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3523	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3524	or die "unable to load treasurelists\n";
3159	}	3525	}
3160		3526
		3527	sub reload_sound {
		3528	trace "loading sound config from $DATADIR/sound\n";
		3529
		3530	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3531	or die "$DATADIR/sound $!";
		3532
		3533	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3534
		3535	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3536	my $sound = $soundconf->{compat}[$_]
		3537	or next;
		3538
		3539	my $face = cf::face::find "sound/$sound->[1]";
		3540	cf::sound::set $sound->[0] => $face;
		3541	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3542	}
		3543
		3544	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3545	my $face = cf::face::find "sound/$v";
		3546	cf::sound::set $k => $face;
		3547	}
		3548	}
		3549
3161	sub reload_resources {	3550	sub reload_resources {
3162	warn "reloading resource files...\n";	3551	trace "reloading resource files...\n";
3163		3552
		3553	reload_exp_table;
		3554	reload_materials;
		3555	reload_facedata;
		3556	reload_sound;
		3557	reload_archetypes;
3164	reload_regions;	3558	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3559	reload_treasures;
3169		3560
3170	warn "finished reloading resource files\n";	3561	trace "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3562	}
3176		3563
3177	sub reload_config {	3564	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3565	trace "reloading config file...\n";
3179	or return;
3180		3566
3181	local $/;	3567	0 < aio_load "$CONFDIR/config", my $config
3182	*CFG = YAML::Syck::Load <$fh>;	3568	or die "$CONFDIR/config: $!";
3183		3569
		3570	utf8::decode $config;
		3571	*CFG = yaml_load $config;
		3572
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3573	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3185		3574
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3575	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3576	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3188		3577
3189	if (exists $CFG{mlockall}) {	3578	if (exists $CFG{mlockall}) {
…		…
3193	};	3582	};
3194	warn $@ if $@;	3583	warn $@ if $@;
3195	}	3584	}
3196	}	3585	}
3197		3586
		3587	sub pidfile() {
		3588	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3589	or die "$PIDFILE: $!";
		3590	flock $fh, &Fcntl::LOCK_EX
		3591	or die "$PIDFILE: flock: $!";
		3592	$fh
		3593	}
		3594
		3595	# make sure only one server instance is running at any one time
		3596	sub atomic {
		3597	my $fh = pidfile;
		3598
		3599	my $pid = <$fh>;
		3600	kill 9, $pid if $pid > 0;
		3601
		3602	seek $fh, 0, 0;
		3603	print $fh $$;
		3604	}
		3605
		3606	sub main_loop {
		3607	trace "EV::loop starting\n";
		3608	if (1) {
		3609	EV::loop;
		3610	}
		3611	trace "EV::loop returned\n";
		3612	goto &main_loop unless $REALLY_UNLOOP;
		3613	}
		3614
3198	sub main {	3615	sub main {
		3616	cf::init_globals; # initialise logging
		3617
		3618	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3619	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3620	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3621	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3622
		3623	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3624
3199	# we must not ever block the main coroutine	3625	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3626	local $Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3627	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3628	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3629	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3630	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3631	})->prio (Coro::PRIO_MAX);
3206	};	3632	};
3207		3633
		3634	evthread_start IO::AIO::poll_fileno;
		3635
		3636	cf::sync_job {
		3637	cf::incloader::init ();
		3638
		3639	cf::init_anim;
		3640	cf::init_attackmess;
		3641	cf::init_dynamic;
		3642
		3643	cf::load_settings;
		3644
		3645	reload_resources;
3208	reload_config;	3646	reload_config;
3209	db_init;	3647	db_init;
		3648
		3649	cf::init_uuid;
		3650	cf::init_signals;
		3651	cf::init_skills;
		3652
		3653	cf::init_beforeplay;
		3654
		3655	atomic;
		3656
3210	load_extensions;	3657	load_extensions;
3211		3658
3212	$TICK_WATCHER->start;	3659	utime time, time, $RUNTIMEFILE;
3213	Event::loop;	3660
		3661	# no (long-running) fork's whatsoever before this point(!)
		3662	use POSIX ();
		3663	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3664
		3665	(pop @POST_INIT)->(0) while @POST_INIT;
		3666	};
		3667
		3668	cf::object::thawer::errors_are_fatal 0;
		3669	info "parse errors in files are no longer fatal from this point on.\n";
		3670
		3671	my $free_main; $free_main = EV::idle sub {
		3672	undef $free_main;
		3673	undef &main; # free gobs of memory :)
		3674	};
		3675
		3676	goto &main_loop;
3214	}	3677	}
3215		3678
3216	#############################################################################	3679	#############################################################################
3217	# initialisation and cleanup	3680	# initialisation and cleanup
3218		3681
3219	# install some emergency cleanup handlers	3682	# install some emergency cleanup handlers
3220	BEGIN {	3683	BEGIN {
		3684	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3685	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3686	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3687	cf::cleanup "SIG$signal";
3229	},
3230	);	3688	};
3231	}	3689	}
3232	}	3690	}
3233		3691
3234	sub write_runtime {	3692	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3693	my $t0 = AE::time;
3236		3694
3237	# first touch the runtime file to show we are still running:	3695	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3696	# the fsync below can take a very very long time.
3239		3697
3240	IO::AIO::aio_utime $runtime, undef, undef;	3698	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3699
3242	my $guard = cf::lock_acquire "write_runtime";	3700	my $guard = cf::lock_acquire "write_runtime";
3243		3701
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3702	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3703	or return;
3246		3704
3247	my $value = $cf::RUNTIME + 90 + 10;	3705	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3706	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3707	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3717	aio_utime $fh, undef, undef;
3260		3718
3261	close $fh	3719	close $fh
3262	or return;	3720	or return;
3263		3721
3264	aio_rename "$runtime~", $runtime	3722	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3723	and return;
3266		3724
3267	warn "runtime file written.\n";	3725	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3726
3269	1	3727	1
		3728	}
		3729
		3730	our $uuid_lock;
		3731	our $uuid_skip;
		3732
		3733	sub write_uuid_sync($) {
		3734	$uuid_skip ||= $_[0];
		3735
		3736	return if $uuid_lock;
		3737	local $uuid_lock = 1;
		3738
		3739	my $uuid = "$LOCALDIR/uuid";
		3740
		3741	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3742	or return;
		3743
		3744	my $value = uuid_seq uuid_cur;
		3745
		3746	unless ($value) {
		3747	info "cowardly refusing to write zero uuid value!\n";
		3748	return;
		3749	}
		3750
		3751	my $value = uuid_str $value + $uuid_skip;
		3752	$uuid_skip = 0;
		3753
		3754	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3755	and return;
		3756
		3757	# always fsync - this file is important
		3758	aio_fsync $fh
		3759	and return;
		3760
		3761	close $fh
		3762	or return;
		3763
		3764	aio_rename "$uuid~", $uuid
		3765	and return;
		3766
		3767	trace "uuid file written ($value).\n";
		3768
		3769	1
		3770
		3771	}
		3772
		3773	sub write_uuid($$) {
		3774	my ($skip, $sync) = @_;
		3775
		3776	$sync ? write_uuid_sync $skip
		3777	: async { write_uuid_sync $skip };
3270	}	3778	}
3271		3779
3272	sub emergency_save() {	3780	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3781	my $freeze_guard = cf::freeze_mainloop;
3274		3782
3275	warn "enter emergency perl save\n";	3783	info "emergency_perl_save: enter\n";
		3784
		3785	# this is a trade-off: we want to be very quick here, so
		3786	# save all maps without fsync, and later call a global sync
		3787	# (which in turn might be very very slow)
		3788	local $USE_FSYNC = 0;
3276		3789
3277	cf::sync_job {	3790	cf::sync_job {
		3791	cf::write_runtime_sync; # external watchdog should not bark
		3792
3278	# use a peculiar iteration method to avoid tripping on perl	3793	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3794	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3795	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3796	info "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3797	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3798	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3799	$pl->valid or next;
3285	delete $pl->{unclean_save};	3800	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	3801	$pl->save;
3287	}	3802	}
3288	warn "end emergency player save\n";	3803	info "emergency_perl_save: end player save\n";
3289		3804
3290	warn "begin emergency map save\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin map save\n";
3291	for my $path (keys %cf::MAP) {	3808	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	3809	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	3810	$map->valid or next;
3294	$map->save;	3811	$map->save;
3295	}	3812	}
3296	warn "end emergency map save\n";	3813	info "emergency_perl_save: end map save\n";
3297		3814
3298	warn "begin emergency database checkpoint\n";	3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	info "emergency_perl_save: begin database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3818	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	3819	info "emergency_perl_save: end database checkpoint\n";
		3820
		3821	info "emergency_perl_save: begin write uuid\n";
		3822	write_uuid_sync 1;
		3823	info "emergency_perl_save: end write uuid\n";
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: syncing database to disk";
		3828	BDB::db_env_txn_checkpoint $DB_ENV;
		3829
		3830	info "emergency_perl_save: starting sync\n";
		3831	IO::AIO::aio_sync sub {
		3832	info "emergency_perl_save: finished sync\n";
		3833	};
		3834
		3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
		3837	trace "emergency_perl_save: flushing outstanding aio requests";
		3838	while (IO::AIO::nreqs || BDB::nreqs) {
		3839	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3840	}
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
3301	};	3843	};
3302		3844
3303	warn "leave emergency perl save\n";	3845	info "emergency_perl_save: leave\n";
3304	}	3846	}
3305		3847
3306	sub post_cleanup {	3848	sub post_cleanup {
3307	my ($make_core) = @_;	3849	my ($make_core) = @_;
3308		3850
		3851	IO::AIO::flush;
		3852
3309	warn Carp::longmess "post_cleanup backtrace"	3853	error Carp::longmess "post_cleanup backtrace"
3310	if $make_core;	3854	if $make_core;
		3855
		3856	my $fh = pidfile;
		3857	unlink $PIDFILE if <$fh> == $$;
		3858	}
		3859
		3860	# a safer delete_package, copied from Symbol
		3861	sub clear_package($) {
		3862	my $pkg = shift;
		3863
		3864	# expand to full symbol table name if needed
		3865	unless ($pkg =~ /^main::.*::$/) {
		3866	$pkg = "main$pkg" if $pkg =~ /^::/;
		3867	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3868	$pkg .= '::' unless $pkg =~ /::$/;
		3869	}
		3870
		3871	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3872	my $stem_symtab = *{$stem}{HASH};
		3873
		3874	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3875	or return;
		3876
		3877	# clear all symbols
		3878	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3879	for my $name (keys %$leaf_symtab) {
		3880	_gv_clear *{"$pkg$name"};
		3881	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3882	}
3311	}	3883	}
3312		3884
3313	sub do_reload_perl() {	3885	sub do_reload_perl() {
3314	# can/must only be called in main	3886	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	3887	unless (in_main) {
3316	warn "can only reload from main coroutine";	3888	error "can only reload from main coroutine";
3317	return;	3889	return;
3318	}	3890	}
3319		3891
		3892	return if $RELOAD++;
		3893
		3894	my $t1 = AE::time;
		3895
		3896	while ($RELOAD) {
		3897	cf::get_slot 0.1, -1, "reload_perl";
3320	warn "reloading...";	3898	info "reloading...";
3321		3899
3322	warn "entering sync_job";	3900	trace "entering sync_job";
3323		3901
3324	cf::sync_job {	3902	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark
3326	cf::emergency_save;	3903	#cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark
3328		3904
3329	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;
3331
3332	# if anything goes wrong in here, we should simply crash as we already saved
3333
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;
3345	warn "iterate...";
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";	3905	trace "cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;	3906	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();	3907	%EXT_CORO = ();
3353		3908
3354	warn "removing commands";	3909	trace "removing commands";
3355	%COMMAND = ();	3910	%COMMAND = ();
3356		3911
3357	warn "removing ext/exti commands";	3912	trace "removing ext/exti commands";
3358	%EXTCMD = ();	3913	%EXTCMD = ();
3359	%EXTICMD = ();	3914	%EXTICMD = ();
3360		3915
3361	warn "unloading/nuking all extensions";	3916	trace "unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {	3917	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";	3918	trace "... unloading $pkg";
3364		3919
3365	if (my $cb = $pkg->can ("unload")) {	3920	if (my $cb = $pkg->can ("unload")) {
3366	eval {	3921	eval {
3367	$cb->($pkg);	3922	$cb->($pkg);
3368	1	3923	1
3369	} or warn "$pkg unloaded, but with errors: $@";	3924	} or error "$pkg unloaded, but with errors: $@";
		3925	}
		3926
		3927	trace "... clearing $pkg";
		3928	clear_package $pkg;
3370	}	3929	}
3371		3930
3372	warn "... nuking $pkg";
3373	Symbol::delete_package $pkg;
3374	}
3375
3376	warn "unloading all perl modules loaded from $LIBDIR";	3931	trace "unloading all perl modules loaded from $LIBDIR";
3377	while (my ($k, $v) = each %INC) {	3932	while (my ($k, $v) = each %INC) {
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3933	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		3934
3380	warn "... unloading $k";	3935	trace "... unloading $k";
3381	delete $INC{$k};	3936	delete $INC{$k};
3382		3937
3383	$k =~ s/\.pm$//;	3938	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;	3939	$k =~ s/\//::/g;
3385		3940
3386	if (my $cb = $k->can ("unload_module")) {	3941	if (my $cb = $k->can ("unload_module")) {
3387	$cb->();	3942	$cb->();
		3943	}
		3944
		3945	clear_package $k;
3388	}	3946	}
3389		3947
3390	Symbol::delete_package $k;
3391	}
3392
3393	warn "getting rid of safe::, as good as possible";	3948	trace "getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	3949	clear_package "safe::$_"
3395	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3950	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3396		3951
3397	warn "unloading cf.pm \"a bit\"";	3952	trace "unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	3953	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	3954	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		3955
3401	# don't, removes xs symbols, too,	3956	# don't, removes xs symbols, too,
3402	# and global variables created in xs	3957	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	3958	#clear_package __PACKAGE__;
3404		3959
3405	warn "unload completed, starting to reload now";	3960	info "unload completed, starting to reload now";
3406		3961
3407	warn "reloading cf.pm";	3962	trace "reloading cf.pm";
3408	require cf;	3963	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3964	cf::_connect_to_perl_1;
3410		3965
3411	warn "loading config and database again";	3966	trace "loading config and database again";
3412	cf::reload_config;	3967	cf::reload_config;
3413		3968
3414	warn "loading extensions";	3969	trace "loading extensions";
3415	cf::load_extensions;	3970	cf::load_extensions;
3416		3971
		3972	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	3973	trace "reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	3974	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	3975	trace "reattaching attachments to maps";
3420	reattach $_ for values %MAP;	3976	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	3977	trace "reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	3978	reattach $_ for values %PLAYER;
		3979	}
3423		3980
		3981	trace "running post_init jobs";
		3982	(pop @POST_INIT)->(1) while @POST_INIT;
		3983
3424	warn "leaving sync_job";	3984	trace "leaving sync_job";
3425		3985
3426	1	3986	1
3427	} or do {	3987	} or do {
3428	warn $@;	3988	error $@;
3429	warn "error while reloading, exiting.";	3989	cf::cleanup "error while reloading, exiting.";
3430	exit 1;	3990	};
		3991
		3992	info "reloaded";
		3993	--$RELOAD;
3431	};	3994	}
3432		3995
3433	warn "reloaded";	3996	$t1 = AE::time - $t1;
		3997	info "reload completed in ${t1}s\n";
3434	};	3998	};
3435		3999
3436	our $RELOAD_WATCHER; # used only during reload	4000	our $RELOAD_WATCHER; # used only during reload
3437		4001
3438	sub reload_perl() {	4002	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	4003	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	4004	# coro crashes during coro_state_free->destroy here.
3441		4005
3442	$RELOAD_WATCHER ||= Event->timer (	4006	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	4007	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	4008
3445	data => WF_AUTOCANCEL,	4009	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	4010	do_reload_perl;
3448	undef $RELOAD_WATCHER;	4011	undef $RELOAD_WATCHER;
3449	},	4012	};
3450	);	4013	};
3451	}	4014	}
3452		4015
3453	register_command "reload" => sub {	4016	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	4017	my ($who, $arg) = @_;
3455		4018
…		…
3460	reload_perl;	4023	reload_perl;
3461	};	4024	};
3462	}	4025	}
3463	};	4026	};
3464		4027
3465	unshift @INC, $LIBDIR;	4028	#############################################################################
3466		4029
3467	my $bug_warning = 0;	4030	my $bug_warning = 0;
3468		4031
3469	our @WAIT_FOR_TICK;	4032	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	4033	our @WAIT_FOR_TICK_BEGIN;
3471		4034
3472	sub wait_for_tick {	4035	sub wait_for_tick() {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	4036	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3475		4037
3476	my $signal = new Coro::Signal;	4038	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	4039	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	4040	$signal->wait;
3479	}	4041	}
3480		4042
3481	sub wait_for_tick_begin {	4043	sub wait_for_tick_begin() {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	4044	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3484		4045
3485	my $signal = new Coro::Signal;	4046	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	4047	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	4048	$signal->wait;
3488	}	4049	}
3489		4050
3490	$TICK_WATCHER = Event->timer (	4051	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	4052	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4053	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	4054	unless ++$bug_warning > 10;
3500	return;	4055	return;
3501	}	4056	}
3502		4057
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	4058	cf::server_tick; # one server iteration
3506		4059
3507	$RUNTIME += $TICK;	4060	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3508	$NEXT_TICK += $TICK;
3509		4061
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4062	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	4063	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	4064	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	4065	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	4066	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	4067	or error "ERROR: unable to write runtime file: $!";
3516	};
3517	}	4068	};
		4069	}
3518		4070
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4071	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	4072	$sig->send;
3521	}	4073	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	4074	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	4075	$sig->send;
3524	}	4076	}
3525		4077
3526	$NOW = Event::time;	4078	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4079	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		4080
3537	_post_tick;	4081	if (0) {
		4082	if ($NEXT_TICK) {
		4083	my $jitter = $TICK_START - $NEXT_TICK;
		4084	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4085	debug "jitter $JITTER\n";#d#
		4086	}
3538	},	4087	}
3539	);	4088	}
3540		4089
3541	{	4090	{
		4091	# configure BDB
		4092
3542	BDB::min_parallel 8;	4093	BDB::min_parallel 16;
3543	BDB::max_poll_time $TICK * 0.1;	4094	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	4095	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		4096
3568	unless ($DB_ENV) {	4097	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	4098	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4099	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	4100	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4101	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4102	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4103	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		4104
3575	cf::sync_job {	4105	cf::sync_job {
3576	eval {	4106	eval {
…		…
3586		4116
3587	cf::cleanup "db_env_open(db): $@" if $@;	4117	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	4118	};
3589	}	4119	}
3590		4120
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	4121	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4122	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	4123	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	4124	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4125	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	4126	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	4127	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4128	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	4129	};
3621	}	4130	}
3622		4131
3623	{	4132	{
		4133	# configure IO::AIO
		4134
3624	IO::AIO::min_parallel 8;	4135	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	4136	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	4137	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	4138	}
3637		4139
3638	my $_log_backtrace;	4140	my $_log_backtrace;
3639		4141
3640	sub _log_backtrace {	4142	sub _log_backtrace {
…		…
3643	$msg =~ s/\n//;	4145	$msg =~ s/\n//;
3644		4146
3645	# limit the # of concurrent backtraces	4147	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	4148	if ($_log_backtrace < 2) {
3647	++$_log_backtrace;	4149	++$_log_backtrace;
		4150	my $perl_bt = Carp::longmess $msg;
3648	async {	4151	async {
3649	$Coro::current->{desc} = "abt $msg";	4152	$Coro::current->{desc} = "abt $msg";
3650		4153
3651	my @bt = fork_call {	4154	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	4155	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	4166	}
3664		4167
3665	@funcs	4168	@funcs
3666	};	4169	};
3667		4170
3668	LOG llevInfo, "[ABT] $msg\n";	4171	LOG llevInfo, "[ABT] $perl_bt\n";
		4172	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	4173	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	4174	--$_log_backtrace;
3671	};	4175	};
3672	} else {	4176	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	4177	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	4178	LOG llevInfo, "[ABT] [suppressed]\n";
3675	}	4179	}
3676	}	4180	}
3677		4181
3678	# load additional modules	4182	# load additional modules
3679	use cf::pod;	4183	require "cf/$_.pm" for @EXTRA_MODULES;
		4184	cf::_connect_to_perl_2;
3680		4185
3681	END { cf::emergency_save }	4186	END { cf::emergency_save }
3682		4187
3683	1	4188	1
3684		4189

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines