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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.387 by root, Mon Oct 15 23:49:10 2007 UTC vs.
Revision 1.559 by root, Sat Feb 26 12:50:27 2011 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 Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	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;
		98
65	our $DATADIR = datadir;	99	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
69	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
75		120
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	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	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	123	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		125
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	129	our $DB_ENV;
89		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
90	our %CFG;	133	our %CFG;
91		134
92	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	136	our $RUNTIME;
		137	our $NOW;
94		138
95	our (%PLAYER, %PLAYER_LOADING); # all users	139	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	140	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	141	our $LINK_MAP; # the special {link} map, which is always available
98		142
99	# used to convert map paths into valid unix filenames by replacing / by ∕	143	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	144	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		145
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	146	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	147	our $LOADAVG; # same thing, but with alpha-smoothing
		148	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	149	our $TICK_START; # for load detecting purposes
		150
		151	our @POST_INIT;
		152
		153	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		154	our $REALLY_UNLOOP; # never set to true, please :)
105		155
106	binmode STDOUT;	156	binmode STDOUT;
107	binmode STDERR;	157	binmode STDERR;
108		158
109	# read virtual server time, if available	159	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	160	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	161	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	162	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	163	$RUNTIME = <$fh> + 0.;
114	}	164	}
		165
		166	eval "sub TICK() { $TICK } 1" or die;
115		167
116	mkdir $_	168	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	169	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		170
119	our $EMERGENCY_POSITION;	171	our $EMERGENCY_POSITION;
120		172
121	sub cf::map::normalise;	173	sub cf::map::normalise;
		174
		175	sub in_main() {
		176	$Coro::current == $Coro::main
		177	}
		178
		179	#############################################################################
		180
		181	%REFLECT = ();
		182	for (@REFLECT) {
		183	my $reflect = JSON::XS::decode_json $_;
		184	$REFLECT{$reflect->{class}} = $reflect;
		185	}
		186
		187	# this is decidedly evil
		188	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		189
123	#############################################################################	190	#############################################################################
124		191
125	=head2 GLOBAL VARIABLES	192	=head2 GLOBAL VARIABLES
126		193
…		…
162		229
163	The raw value load value from the last tick.	230	The raw value load value from the last tick.
164		231
165	=item %cf::CFG	232	=item %cf::CFG
166		233
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	234	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	235	from wherever your confdir points to.
169		236
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	237	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		238
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	239	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	240	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.	241	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		242
		243	=cut
		244
		245	sub wait_for_tick();
		246	sub wait_for_tick_begin();
		247
176	=item @cf::INVOKE_RESULTS	248	=item @cf::INVOKE_RESULTS
177		249
178	This array contains the results of the last C<invoke ()> call. When	250	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	251	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	252	that call.
181		253
		254	=item %cf::REFLECT
		255
		256	Contains, for each (C++) class name, a hash reference with information
		257	about object members (methods, scalars, arrays and flags) and other
		258	metadata, which is useful for introspection.
		259
182	=back	260	=back
183		261
184	=cut	262	=cut
185		263
186	BEGIN {	264	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	265	sub warn (@) { LOG llevWarn , join "", @_ }
		266	sub info (@) { LOG llevInfo , join "", @_ }
		267	sub debug(@) { LOG llevDebug, join "", @_ }
		268	sub trace(@) { LOG llevTrace, join "", @_ }
		269
		270	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	271	my $msg = join "", @_;
189		272
190	$msg .= "\n"	273	$msg .= "\n"
191	unless $msg =~ /\n$/;	274	unless $msg =~ /\n$/;
192		275
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	276	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		277
195	LOG llevError, $msg;	278	LOG llevWarn, $msg;
196	};	279	};
197	}	280
		281	$Coro::State::DIEHOOK = sub {
		282	return unless $^S eq 0; # "eq", not "=="
		283
		284	error Carp::longmess $_[0];
		285
		286	if (in_main) {#d#
		287	error "DIEHOOK called in main context, Coro bug?\n";#d#
		288	return;#d#
		289	}#d#
		290
		291	# kill coroutine otherwise
		292	Coro::terminate
		293	};
198		294
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	295	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	296	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	297	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	298	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	305	for my $pkg (qw(
210	cf::global cf::attachable	306	cf::global cf::attachable
211	cf::object cf::object::player	307	cf::object cf::object::player
212	cf::client cf::player	308	cf::client cf::player
213	cf::arch cf::living	309	cf::arch cf::living
		310	cf::map cf::mapspace
214	cf::map cf::party cf::region	311	cf::party cf::region
215	)) {	312	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	313	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	314	}
219		315
220	$Event::DIED = sub {	316	$EV::DIED = sub {
221	warn "error in event callback: @_";	317	Carp::cluck "error in event callback: @_";
222	};	318	};
223		319
224	#############################################################################	320	#############################################################################
225		321
226	=head2 UTILITY FUNCTIONS	322	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	344	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	345	$d
250	} || "[unable to dump $_[0]: '$@']";	346	} || "[unable to dump $_[0]: '$@']";
251	}	347	}
252		348
253	=item $ref = cf::from_json $json	349	=item $ref = cf::decode_json $json
254		350
255	Converts a JSON string into the corresponding perl data structure.	351	Converts a JSON string into the corresponding perl data structure.
256		352
257	=item $json = cf::to_json $ref	353	=item $json = cf::encode_json $ref
258		354
259	Converts a perl data structure into its JSON representation.	355	Converts a perl data structure into its JSON representation.
260		356
261	=cut	357	=cut
262		358
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	359	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		360
265	sub to_json ($) { $json_coder->encode ($_[0]) }	361	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	362	sub decode_json($) { $json_coder->decode ($_[0]) }
		363
		364	=item $ref = cf::yaml_load $scalar
		365
		366	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		367
		368	=cut
		369
		370	sub fork_call(&@);
		371
		372	sub yaml_load($) {
		373	fork_call { YAML::XS::Load $_[0] } @_
		374	}
		375
		376	=item cf::post_init { BLOCK }
		377
		378	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		379	but I<before> the server starts ticking again.
		380
		381	The codeblock will have a single boolean argument to indicate whether this
		382	is a reload or not.
		383
		384	=cut
		385
		386	sub post_init(&) {
		387	push @POST_INIT, shift;
		388	}
		389
		390	sub _post_init {
		391	trace "running post_init jobs";
		392
		393	# run them in parallel...
		394
		395	my @join;
		396
		397	while () {
		398	push @join, map &Coro::async ($_, 0), @POST_INIT;
		399	@POST_INIT = ();
		400
		401	@join or last;
		402
		403	(pop @join)->join;
		404	}
		405	}
267		406
268	=item cf::lock_wait $string	407	=item cf::lock_wait $string
269		408
270	Wait until the given lock is available. See cf::lock_acquire.	409	Wait until the given lock is available. See cf::lock_acquire.
271		410
272	=item my $lock = cf::lock_acquire $string	411	=item my $lock = cf::lock_acquire $string
273		412
274	Wait until the given lock is available and then acquires it and returns	413	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,	414	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	415	for example when the coroutine gets canceled), the lock is automatically
277	returned.	416	returned.
278		417
279	Locks are *not* recursive, locking from the same coro twice results in a	418	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	419	deadlocked coro.
…		…
286		425
287	Return true if the lock is currently active, i.e. somebody has locked it.	426	Return true if the lock is currently active, i.e. somebody has locked it.
288		427
289	=cut	428	=cut
290		429
291	our %LOCK;	430	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		431
294	sub lock_wait($) {	432	sub lock_wait($) {
295	my ($key) = @_;	433	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	434	}
308		435
309	sub lock_acquire($) {	436	sub lock_acquire($) {
310	my ($key) = @_;	437	$LOCKS->guard ($_[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	}	438	}
324		439
325	sub lock_active($) {	440	sub lock_active($) {
326	my ($key) = @_;	441	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	442	}
330		443
331	sub freeze_mainloop {	444	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	445	tick_inhibit_inc;
333		446
334	my $guard = Coro::guard {	447	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	448	}
336	};	449
337	$TICK_WATCHER->stop;	450	=item cf::periodic $interval, $cb
338	$guard	451
		452	Like EV::periodic, but randomly selects a starting point so that the actions
		453	get spread over time.
		454
		455	=cut
		456
		457	sub periodic($$) {
		458	my ($interval, $cb) = @_;
		459
		460	my $start = rand List::Util::min 180, $interval;
		461
		462	EV::periodic $start, $interval, 0, $cb
339	}	463	}
340		464
341	=item cf::get_slot $time[, $priority[, $name]]	465	=item cf::get_slot $time[, $priority[, $name]]
342		466
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	467	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		475
352	=cut	476	=cut
353		477
354	our @SLOT_QUEUE;	478	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	479	our $SLOT_QUEUE;
		480	our $SLOT_DECAY = 0.9;
356		481
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	482	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	483	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	484	$Coro::current->desc ("timeslot manager");
360		485
361	my $signal = new Coro::Signal;	486	my $signal = new Coro::Signal;
		487	my $busy;
362		488
363	while () {	489	while () {
364	next_job:	490	next_job:
		491
365	my $avail = cf::till_tick;	492	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	493
367	for (0 .. $#SLOT_QUEUE) {	494	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	495	if ($SLOT_QUEUE[$_][0] <= $avail) {
		496	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	497	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	498	$job->[2]->send;
371	Coro::cede;	499	Coro::cede;
372	goto next_job;	500	goto next_job;
373	}	501	} else {
		502	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	503	}
375	}	504	}
376		505
377	if (@SLOT_QUEUE) {	506	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	507	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	508	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	509	$signal->wait;
381	} else {	510	} else {
		511	$busy = 0;
382	Coro::schedule;	512	Coro::schedule;
383	}	513	}
384	}	514	}
385	};	515	};
386		516
387	sub get_slot($;$$) {	517	sub get_slot($;$$) {
		518	return if tick_inhibit || $Coro::current == $Coro::main;
		519
388	my ($time, $pri, $name) = @_;	520	my ($time, $pri, $name) = @_;
389		521
390	$time = $TICK * .6 if $time > $TICK * .6;	522	$time = clamp $time, 0.01, $TICK * .6;
		523
391	my $sig = new Coro::Signal;	524	my $sig = new Coro::Signal;
392		525
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	526	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	527	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	528	$SLOT_QUEUE->ready;
…		…
406		539
407	BEGIN { *async = \&Coro::async_pool }	540	BEGIN { *async = \&Coro::async_pool }
408		541
409	=item cf::sync_job { BLOCK }	542	=item cf::sync_job { BLOCK }
410		543
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	544	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	545	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	546	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	547	acceptable.
415		548
416	If it must be done, put the blocking parts into C<sync_job>. This will run	549	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	550	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	554	=cut
422		555
423	sub sync_job(&) {	556	sub sync_job(&) {
424	my ($job) = @_;	557	my ($job) = @_;
425		558
426	if ($Coro::current == $Coro::main) {	559	if (in_main) {
427	my $time = Event::time;	560	my $time = AE::time;
428		561
429	# this is the main coro, too bad, we have to block	562	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	563	# till the operation succeeds, freezing the server :/
431		564
432	LOG llevError, Carp::longmess "sync job";#d#	565	#LOG llevError, Carp::longmess "sync job";#d#
433		566
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	567	my $freeze_guard = freeze_mainloop;
437		568
438	my $busy = 1;	569	my $busy = 1;
439	my @res;	570	my @res;
440		571
441	(async {	572	(async {
442	$Coro::current->desc ("sync job coro");	573	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	574	@res = eval { $job->() };
444	warn $@ if $@;	575	error $@ if $@;
445	undef $busy;	576	undef $busy;
446	})->prio (Coro::PRIO_MAX);	577	})->prio (Coro::PRIO_MAX);
447		578
448	while ($busy) {	579	while ($busy) {
449	if (Coro::nready) {	580	if (Coro::nready) {
450	Coro::cede_notself;	581	Coro::cede_notself;
451	} else {	582	} else {
452	Event::one_event;	583	EV::loop EV::LOOP_ONESHOT;
453	}	584	}
454	}	585	}
455		586
456	$time = Event::time - $time;	587	my $time = AE::time - $time;
457		588
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	589	$TICK_START += $time; # do not account sync jobs to server load
462		590
463	wantarray ? @res : $res[0]	591	wantarray ? @res : $res[0]
464	} else {	592	} else {
465	# we are in another coroutine, how wonderful, everything just works	593	# we are in another coroutine, how wonderful, everything just works
466		594
…		…
486	$EXT_CORO{$coro+0} = $coro;	614	$EXT_CORO{$coro+0} = $coro;
487		615
488	$coro	616	$coro
489	}	617	}
490		618
491	=item fork_call { }, $args	619	=item fork_call { }, @args
492		620
493	Executes the given code block with the given arguments in a seperate	621	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	622	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	623	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	624	never block itself or use any form of event handling.
497		625
498	=cut	626	=cut
		627
		628	sub post_fork {
		629	reset_signals;
		630	}
499		631
500	sub fork_call(&@) {	632	sub fork_call(&@) {
501	my ($cb, @args) = @_;	633	my ($cb, @args) = @_;
502		634
503	# we seemingly have to make a local copy of the whole thing,	635	# we seemingly have to make a local copy of the whole thing,
504	# otherwise perl prematurely frees the stuff :/	636	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	637	# TODO: investigate and fix (likely this will be rather laborious)
506		638
507	my @res = Coro::Util::fork_eval {	639	my @res = Coro::Util::fork_eval {
508	reset_signals;	640	cf::post_fork;
509	&$cb	641	&$cb
510	}, @args;	642	} @args;
511		643
512	wantarray ? @res : $res[-1]	644	wantarray ? @res : $res[-1]
		645	}
		646
		647	sub objinfo {
		648	(
		649	"counter value" => cf::object::object_count,
		650	"objects created" => cf::object::create_count,
		651	"objects destroyed" => cf::object::destroy_count,
		652	"freelist size" => cf::object::free_count,
		653	"allocated objects" => cf::object::objects_size,
		654	"active objects" => cf::object::actives_size,
		655	)
		656	}
		657
		658	=item $coin = coin_from_name $name
		659
		660	=cut
		661
		662	our %coin_alias = (
		663	"silver" => "silvercoin",
		664	"silvercoin" => "silvercoin",
		665	"silvercoins" => "silvercoin",
		666	"gold" => "goldcoin",
		667	"goldcoin" => "goldcoin",
		668	"goldcoins" => "goldcoin",
		669	"platinum" => "platinacoin",
		670	"platinumcoin" => "platinacoin",
		671	"platinumcoins" => "platinacoin",
		672	"platina" => "platinacoin",
		673	"platinacoin" => "platinacoin",
		674	"platinacoins" => "platinacoin",
		675	"royalty" => "royalty",
		676	"royalties" => "royalty",
		677	);
		678
		679	sub coin_from_name($) {
		680	$coin_alias{$_[0]}
		681	? cf::arch::find $coin_alias{$_[0]}
		682	: undef
513	}	683	}
514		684
515	=item $value = cf::db_get $family => $key	685	=item $value = cf::db_get $family => $key
516		686
517	Returns a single value from the environment database.	687	Returns a single value from the environment database.
…		…
527	within each server.	697	within each server.
528		698
529	=cut	699	=cut
530		700
531	sub db_table($) {	701	sub db_table($) {
		702	cf::error "db_get called from main context"
		703	if $Coro::current == $Coro::main;
		704
532	my ($name) = @_;	705	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	706	my $db = BDB::db_create $DB_ENV;
534		707
535	eval {	708	eval {
536	$db->set_flags (BDB::CHKSUM);	709	$db->set_flags (BDB::CHKSUM);
…		…
546	}	719	}
547		720
548	our $DB;	721	our $DB;
549		722
550	sub db_init {	723	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	724	$DB ||= db_table "db";
553	};
554	}	725	}
555		726
556	sub db_get($$) {	727	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	728	my $key = "$_[0]/$_[1]";
558		729
559	cf::sync_job {	730	cf::error "db_get called from main context"
		731	if $Coro::current == $Coro::main;
		732
560	BDB::db_get $DB, undef, $key, my $data;	733	BDB::db_get $DB, undef, $key, my $data;
561		734
562	$! ? ()	735	$! ? ()
563	: $data	736	: $data
564	}
565	}	737	}
566		738
567	sub db_put($$$) {	739	sub db_put($$$) {
568	BDB::dbreq_pri 4;	740	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	741	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
625		797
626	my $t1 = Time::HiRes::time;	798	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	799	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	800	my $t2 = Time::HiRes::time;
629		801
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	802	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		803
632	db_put cache => "$id/data", $data;	804	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	805	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	806	db_put cache => "$id/meta", $meta;
635		807
…		…
645		817
646	=cut	818	=cut
647		819
648	sub datalog($@) {	820	sub datalog($@) {
649	my ($type, %kv) = @_;	821	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	822	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	823	}
652		824
653	=back	825	=back
654		826
655	=cut	827	=cut
656		828
657	#############################################################################	829	#############################################################################
658		830
659	=head2 ATTACHABLE OBJECTS	831	=head2 ATTACHABLE OBJECTS
660		832
661	Many objects in crossfire are so-called attachable objects. That means you can	833	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	834	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	835	to it. All such attachable objects support the following methods.
664		836
665	In the following description, CLASS can be any of C<global>, C<object>	837	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	838	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	839	Deliantra).
668		840
669	=over 4	841	=over 4
670		842
671	=item $attachable->attach ($attachment, key => $value...)	843	=item $attachable->attach ($attachment, key => $value...)
672		844
…		…
716	=item cf::CLASS::attachment $name, ...	888	=item cf::CLASS::attachment $name, ...
717		889
718	Register an attachment by C<$name> through which attachable objects of the	890	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	891	given CLASS can refer to this attachment.
720		892
721	Some classes such as crossfire maps and objects can specify attachments	893	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	894	that are attached at load/instantiate time, thus the need for a name.
723		895
724	These calls expect any number of the following handler/hook descriptions:	896	These calls expect any number of the following handler/hook descriptions:
725		897
726	=over 4	898	=over 4
…		…
850		1022
851	} elsif (exists $cb_id{$type}) {	1023	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1024	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1025
854	} elsif (ref $type) {	1026	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1027	error "attaching objects not supported, ignoring.\n";
856		1028
857	} else {	1029	} else {
858	shift @arg;	1030	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1031	error "attach argument '$type' not supported, ignoring.\n";
860	}	1032	}
861	}	1033	}
862	}	1034	}
863		1035
864	sub _object_attach {	1036	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1046	_attach $registry, $klass, @attach;
875	}	1047	}
876		1048
877	$obj->{$name} = \%arg;	1049	$obj->{$name} = \%arg;
878	} else {	1050	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1051	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1052	}
881		1053
882	$obj->{_attachment}{$name} = undef;	1054	$obj->{_attachment}{$name} = undef;
883	}	1055	}
884		1056
…		…
943		1115
944	for (@$callbacks) {	1116	for (@$callbacks) {
945	eval { &{$_->[1]} };	1117	eval { &{$_->[1]} };
946		1118
947	if ($@) {	1119	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1120	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1121	override;
951	}	1122	}
952		1123
953	return 1 if $override;	1124	return 1 if $override;
954	}	1125	}
955		1126
956	0	1127	0
957	}	1128	}
958		1129
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1131
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1132	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1133
963	Generate an object-specific event with the given arguments.	1134	Generate an object-specific event with the given arguments.
964		1135
…		…
1017		1188
1018	sub reattach {	1189	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1190	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1191	my ($obj) = @_;
1021		1192
		1193	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1194	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1195
1024	my $registry = $obj->registry;	1196	my $registry = $obj->registry;
1025		1197
1026	@$registry = ();	1198	@$registry = ();
1027		1199
…		…
1032	for (@$attach) {	1204	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1205	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1206	_attach $registry, $klass, @attach;
1035	}	1207	}
1036	} else {	1208	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1209	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1210	}
1039	}	1211	}
1040	}	1212	}
1041		1213
1042	cf::attachable->attach (	1214	cf::attachable->attach (
1043	prio => -1000000,	1215	prio => -1000000,
1044	on_instantiate => sub {	1216	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1217	my ($obj, $data) = @_;
1046		1218
1047	$data = from_json $data;	1219	$data = decode_json $data;
1048		1220
1049	for (@$data) {	1221	for (@$data) {
1050	my ($name, $args) = @$_;	1222	my ($name, $args) = @$_;
1051		1223
1052	$obj->attach ($name, %{$args || {} });	1224	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1241	my ($filename, $rdata, $objs) = @_;
1070		1242
1071	sync_job {	1243	sync_job {
1072	if (length $$rdata) {	1244	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1245	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1246	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1247	$decname, length $$rdata, scalar @$objs
		1248	if $VERBOSE_IO;
1076		1249
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1250	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1251	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1252	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1253	if ($cf::USE_FSYNC) {
		1254	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;
		1255	aio_fsync $fh;
		1256	}
1081	close $fh;	1257	aio_close $fh;
1082		1258
1083	if (@$objs) {	1259	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1260	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1261	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1262	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1263	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1264	if ($cf::USE_FSYNC) {
		1265	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;
		1266	aio_fsync $fh;
		1267	}
1089	close $fh;	1268	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1269	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1270	}
1092	} else {	1271	} else {
1093	aio_unlink "$filename.pst";	1272	aio_unlink "$filename.pst";
1094	}	1273	}
1095		1274
1096	aio_rename "$filename~", $filename;	1275	aio_rename "$filename~", $filename;
		1276
		1277	$filename =~ s%/[^/]+$%%;
		1278	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1279	} else {
1098	warn "FATAL: $filename~: $!\n";	1280	error "unable to save objects: $filename~: $!\n";
1099	}	1281	}
1100	} else {	1282	} else {
1101	aio_unlink $filename;	1283	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1284	aio_unlink "$filename.pst";
1103	}	1285	}
…		…
1122		1304
1123	unless (aio_stat "$filename.pst") {	1305	unless (aio_stat "$filename.pst") {
1124	(aio_load "$filename.pst", $av) >= 0	1306	(aio_load "$filename.pst", $av) >= 0
1125	or return;	1307	or return;
1126		1308
1127	my $st = eval { Coro::Storable::thaw $av }	1309	my $st = eval { Coro::Storable::thaw $av };
1128	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1129	$av = $st->{objs};	1310	$av = $st->{objs};
1130	}	1311	}
1131		1312
1132	utf8::decode (my $decname = $filename);	1313	utf8::decode (my $decname = $filename);
1133	warn sprintf "loading %s (%d,%d)\n",	1314	trace sprintf "loading %s (%d,%d)\n",
1134	$decname, length $data, scalar @{$av || []};	1315	$decname, length $data, scalar @{$av || []}
		1316	if $VERBOSE_IO;
1135		1317
1136	($data, $av)	1318	($data, $av)
1137	}	1319	}
1138		1320
1139	=head2 COMMAND CALLBACKS	1321	=head2 COMMAND CALLBACKS
…		…
1195	my ($name, $cb) = @_;	1377	my ($name, $cb) = @_;
1196		1378
1197	$EXTICMD{$name} = $cb;	1379	$EXTICMD{$name} = $cb;
1198	}	1380	}
1199		1381
		1382	use File::Glob ();
		1383
1200	cf::player->attach (	1384	cf::player->attach (
1201	on_command => sub {	1385	on_unknown_command => sub {
1202	my ($pl, $name, $params) = @_;	1386	my ($pl, $name, $params) = @_;
1203		1387
1204	my $cb = $COMMAND{$name}	1388	my $cb = $COMMAND{$name}
1205	or return;	1389	or return;
1206		1390
…		…
1229		1413
1230	$pl->ext_reply ($reply, @reply)	1414	$pl->ext_reply ($reply, @reply)
1231	if $reply;	1415	if $reply;
1232		1416
1233	} else {	1417	} else {
1234	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1418	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1235	}	1419	}
1236		1420
1237	cf::override;	1421	cf::override;
1238	},	1422	},
1239	);	1423	);
1240		1424
		1425	# "readahead" all extensions
		1426	sub cache_extensions {
		1427	my $grp = IO::AIO::aio_group;
		1428
		1429	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1430	for (grep /\.ext$/, @{$_[0]}) {
		1431	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1432	}
		1433	};
		1434
		1435	$grp
		1436	}
		1437
1241	sub load_extensions {	1438	sub load_extensions {
		1439	info "loading extensions...";
		1440
1242	cf::sync_job {	1441	cf::sync_job {
1243	my %todo;	1442	my %todo;
1244		1443
1245	for my $path (<$LIBDIR/*.ext>) {	1444	for my $path (<$LIBDIR/*.ext>) {
1246	next unless -r $path;	1445	next unless -r $path;
…		…
1264		1463
1265	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1464	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1266	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1465	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1267		1466
1268	$ext{source} =	1467	$ext{source} =
1269	"package $pkg; use strict; use utf8;\n"	1468	"package $pkg; use common::sense;\n"
1270	. "#line 1 \"$path\"\n{\n"	1469	. "#line 1 \"$path\"\n{\n"
1271	. $source	1470	. $source
1272	. "\n};\n1";	1471	. "\n};\n1";
1273		1472
1274	$todo{$base} = \%ext;	1473	$todo{$base} = \%ext;
1275	}	1474	}
1276		1475
		1476	my $pass = 0;
1277	my %done;	1477	my %done;
1278	while (%todo) {	1478	while (%todo) {
1279	my $progress;	1479	my $progress;
1280		1480
		1481	++$pass;
		1482
		1483	ext:
1281	while (my ($k, $v) = each %todo) {	1484	while (my ($k, $v) = each %todo) {
1282	for (split /,\s*/, $v->{meta}{depends}) {	1485	for (split /,\s*/, $v->{meta}{depends}) {
1283	goto skip	1486	next ext
1284	unless exists $done{$_};	1487	unless exists $done{$_};
1285	}	1488	}
1286		1489
1287	warn "... loading '$k' into '$v->{pkg}'\n";	1490	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1288		1491
1289	unless (eval $v->{source}) {	1492	my $active = eval $v->{source};
		1493
		1494	if (length $@) {
1290	my $msg = $@ ? "$v->{path}: $@\n"	1495	error "$v->{path}: $@\n";
1291	: "$v->{base}: extension inactive.\n";
1292		1496
		1497	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1293	if (exists $v->{meta}{mandatory}) {	1498	if exists $v->{meta}{mandatory};
1294	warn $msg;	1499
1295	warn "mandatory extension failed to load, exiting.\n";	1500	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1296	exit 1;	1501	delete $todo{$k};
1297	}	1502	} else {
1298		1503	$done{$k} = delete $todo{$k};
1299	warn $msg;	1504	push @EXTS, $v->{pkg};
		1505	$progress = 1;
		1506
		1507	info "$v->{base}: extension inactive.\n"
		1508	unless $active;
1300	}	1509	}
1301
1302	$done{$k} = delete $todo{$k};
1303	push @EXTS, $v->{pkg};
1304	$progress = 1;
1305	}	1510	}
1306		1511
1307	skip:	1512	unless ($progress) {
1308	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1513	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1309	unless $progress;	1514
		1515	while (my ($k, $v) = each %todo) {
		1516	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1517	if exists $v->{meta}{mandatory};
		1518	}
		1519	}
1310	}	1520	}
1311	};	1521	};
1312	}	1522	}
1313		1523
1314	#############################################################################	1524	#############################################################################
1315		1525
1316	=back	1526	=back
1317		1527
1318	=head2 CORE EXTENSIONS	1528	=head2 CORE EXTENSIONS
1319		1529
1320	Functions and methods that extend core crossfire objects.	1530	Functions and methods that extend core deliantra objects.
1321		1531
1322	=cut	1532	=cut
1323		1533
1324	package cf::player;	1534	package cf::player;
1325		1535
…		…
1368		1578
1369	sub exists($) {	1579	sub exists($) {
1370	my ($login) = @_;	1580	my ($login) = @_;
1371		1581
1372	$cf::PLAYER{$login}	1582	$cf::PLAYER{$login}
1373	or cf::sync_job { !aio_stat path $login }	1583	or !aio_stat path $login
1374	}	1584	}
1375		1585
1376	sub find($) {	1586	sub find($) {
1377	return $cf::PLAYER{$_[0]} || do {	1587	return $cf::PLAYER{$_[0]} || do {
1378	my $login = $_[0];	1588	my $login = $_[0];
…		…
1390	my $f = new_from_file cf::object::thawer path $login	1600	my $f = new_from_file cf::object::thawer path $login
1391	or return;	1601	or return;
1392		1602
1393	my $pl = cf::player::load_pl $f	1603	my $pl = cf::player::load_pl $f
1394	or return;	1604	or return;
		1605
1395	local $cf::PLAYER_LOADING{$login} = $pl;	1606	local $cf::PLAYER_LOADING{$login} = $pl;
1396	$f->resolve_delayed_derefs;	1607	$f->resolve_delayed_derefs;
1397	$cf::PLAYER{$login} = $pl	1608	$cf::PLAYER{$login} = $pl
1398	}	1609	}
1399	}	1610	}
1400	}	1611	}
1401		1612
		1613	cf::player->attach (
		1614	on_load => sub {
		1615	my ($pl, $path) = @_;
		1616
		1617	# restore slots saved in save, below
		1618	my $slots = delete $pl->{_slots};
		1619
		1620	$pl->ob->current_weapon ($slots->[0]);
		1621	$pl->combat_ob ($slots->[1]);
		1622	$pl->ranged_ob ($slots->[2]);
		1623	},
		1624	);
		1625
1402	sub save($) {	1626	sub save($) {
1403	my ($pl) = @_;	1627	my ($pl) = @_;
1404		1628
1405	return if $pl->{deny_save};	1629	return if $pl->{deny_save};
1406		1630
…		…
1409		1633
1410	return if $pl->{deny_save};	1634	return if $pl->{deny_save};
1411		1635
1412	aio_mkdir playerdir $pl, 0770;	1636	aio_mkdir playerdir $pl, 0770;
1413	$pl->{last_save} = $cf::RUNTIME;	1637	$pl->{last_save} = $cf::RUNTIME;
		1638
		1639	cf::get_slot 0.01;
		1640
		1641	# save slots, to be restored later
		1642	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1414		1643
1415	$pl->save_pl ($path);	1644	$pl->save_pl ($path);
1416	cf::cede_to_tick;	1645	cf::cede_to_tick;
1417	}	1646	}
1418		1647
…		…
1450	my ($pl) = @_;	1679	my ($pl) = @_;
1451		1680
1452	my $name = $pl->ob->name;	1681	my $name = $pl->ob->name;
1453		1682
1454	$pl->{deny_save} = 1;	1683	$pl->{deny_save} = 1;
1455	$pl->password ("*"); # this should lock out the player until we nuked the dir	1684	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1456		1685
1457	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1686	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1458	$pl->deactivate;	1687	$pl->deactivate;
		1688
		1689	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1459	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1690	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1691	ext::highscore::check ($pl->ob);
		1692
1460	$pl->ns->destroy if $pl->ns;	1693	$pl->ns->destroy if $pl->ns;
1461		1694
1462	my $path = playerdir $pl;	1695	my $path = playerdir $pl;
1463	my $temp = "$path~$cf::RUNTIME~deleting~";	1696	my $temp = "$path~$cf::RUNTIME~deleting~";
1464	aio_rename $path, $temp;	1697	aio_rename $path, $temp;
…		…
1502		1735
1503	for my $login (@$dirs) {	1736	for my $login (@$dirs) {
1504	my $path = path $login;	1737	my $path = path $login;
1505		1738
1506	# a .pst is a dead give-away for a valid player	1739	# a .pst is a dead give-away for a valid player
1507	unless (-e "$path.pst") {	1740	# if no pst file found, open and chekc for blocked users
		1741	if (aio_stat "$path.pst") {
1508	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1742	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1509	aio_read $fh, 0, 512, my $buf, 0 or next;	1743	aio_read $fh, 0, 512, my $buf, 0 or next;
1510	$buf !~ /^password -------------$/m or next; # official not-valid tag	1744	$buf !~ /^password -------------$/m or next; # official not-valid tag
1511	}	1745	}
1512		1746
…		…
1516		1750
1517	\@logins	1751	\@logins
1518	}	1752	}
1519		1753
1520	=item $player->maps	1754	=item $player->maps
		1755
		1756	=item cf::player::maps $login
1521		1757
1522	Returns an arrayref of map paths that are private for this	1758	Returns an arrayref of map paths that are private for this
1523	player. May block.	1759	player. May block.
1524		1760
1525	=cut	1761	=cut
…		…
1543	}	1779	}
1544		1780
1545	\@paths	1781	\@paths
1546	}	1782	}
1547		1783
1548	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1784	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1549		1785
1550	Expand crossfire pod fragments into protocol xml.	1786	Expand deliantra pod fragments into protocol xml.
1551
1552	=cut
1553
1554	sub expand_cfpod {
1555	((my $self), (local $_)) = @_;
1556
1557	# escape & and <
1558	s/&/&amp;/g;
1559	s/(?<![BIUGHT])</&lt;/g;
1560
1561	# this is buggy, it needs to properly take care of nested <'s
1562
1563	1 while
1564	# replace B<>, I<>, U<> etc.
1565	s/B<([^\>]*)>/<b>$1<\/b>/
1566	|| s/I<([^\>]*)>/<i>$1<\/i>/
1567	|| s/U<([^\>]*)>/<u>$1<\/u>/
1568	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1569	# replace G<male|female> tags
1570	|| s{G<([^>|]*)\|([^>]*)>}{
1571	$self->gender ? $2 : $1
1572	}ge
1573	# replace H<hint text>
1574	|| s{H<([^\>]*)>}
1575	{
1576	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1577	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1578	"")
1579	[$self->{hintmode}]
1580	}ge;
1581
1582	# create single paragraphs (very hackish)
1583	s/(?<=\S)\n(?=\w)/ /g;
1584
1585	# compress some whitespace
1586	s/\s+\n/\n/g; # ws line-ends
1587	s/\n\n+/\n/g; # double lines
1588	s/^\n+//; # beginning lines
1589	s/\n+$//; # ending lines
1590
1591	$_
1592	}
1593
1594	sub hintmode {
1595	$_[0]{hintmode} = $_[1] if @_ > 1;
1596	$_[0]{hintmode}
1597	}
1598		1787
1599	=item $player->ext_reply ($msgid, @msg)	1788	=item $player->ext_reply ($msgid, @msg)
1600		1789
1601	Sends an ext reply to the player.	1790	Sends an ext reply to the player.
1602		1791
…		…
1634		1823
1635	=cut	1824	=cut
1636		1825
1637	sub find_by_path($) {	1826	sub find_by_path($) {
1638	my ($path) = @_;	1827	my ($path) = @_;
		1828
		1829	$path =~ s/^~[^\/]*//; # skip ~login
1639		1830
1640	my ($match, $specificity);	1831	my ($match, $specificity);
1641		1832
1642	for my $region (list) {	1833	for my $region (list) {
1643	if ($region->{match} && $path =~ $region->{match}) {	1834	if ($region->{match} && $path =~ $region->{match}) {
…		…
1669	our $MAX_RESET = 3600;	1860	our $MAX_RESET = 3600;
1670	our $DEFAULT_RESET = 3000;	1861	our $DEFAULT_RESET = 3000;
1671		1862
1672	sub generate_random_map {	1863	sub generate_random_map {
1673	my ($self, $rmp) = @_;	1864	my ($self, $rmp) = @_;
1674	# mit "rum" bekleckern, nicht	1865
		1866	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1867
1675	$self->_create_random_map (	1868	$self->_create_random_map ($rmp);
1676	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1677	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1678	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1679	$rmp->{exit_on_final_map},
1680	$rmp->{xsize}, $rmp->{ysize},
1681	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1682	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1683	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1684	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1685	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1686	(cf::region::find $rmp->{region}), $rmp->{custom}
1687	)
1688	}	1869	}
1689		1870
1690	=item cf::map->register ($regex, $prio)	1871	=item cf::map->register ($regex, $prio)
1691		1872
1692	Register a handler for the map path matching the given regex at the	1873	Register a handler for the map path matching the given regex at the
…		…
1697		1878
1698	sub register {	1879	sub register {
1699	my (undef, $regex, $prio) = @_;	1880	my (undef, $regex, $prio) = @_;
1700	my $pkg = caller;	1881	my $pkg = caller;
1701		1882
1702	no strict;
1703	push @{"$pkg\::ISA"}, __PACKAGE__;	1883	push @{"$pkg\::ISA"}, __PACKAGE__;
1704		1884
1705	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1885	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1706	}	1886	}
1707		1887
1708	# also paths starting with '/'	1888	# also paths starting with '/'
1709	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1889	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1710		1890
1711	sub thawer_merge {	1891	sub thawer_merge {
1712	my ($self, $merge) = @_;	1892	my ($self, $merge) = @_;
1713		1893
1714	# we have to keep some variables in memory intact	1894	# we have to keep some variables in memory intact
…		…
1719	}	1899	}
1720		1900
1721	sub normalise {	1901	sub normalise {
1722	my ($path, $base) = @_;	1902	my ($path, $base) = @_;
1723		1903
1724	$path = "$path"; # make sure its a string	1904	$path = "$path"; # make sure it's a string
1725		1905
1726	$path =~ s/\.map$//;	1906	$path =~ s/\.map$//;
1727		1907
1728	# map plan:	1908	# map plan:
1729	#	1909	#
…		…
1744	$base =~ s{[^/]+/?$}{};	1924	$base =~ s{[^/]+/?$}{};
1745	$path = "$base/$path";	1925	$path = "$base/$path";
1746	}	1926	}
1747		1927
1748	for ($path) {	1928	for ($path) {
1749	redo if s{//}{/};
1750	redo if s{/\.?/}{/};	1929	redo if s{/\.?/}{/};
1751	redo if s{/[^/]+/\.\./}{/};	1930	redo if s{/[^/]+/\.\./}{/};
1752	}	1931	}
1753		1932
1754	$path	1933	$path
…		…
1768	$self->init; # pass $1 etc.	1947	$self->init; # pass $1 etc.
1769	return $self;	1948	return $self;
1770	}	1949	}
1771	}	1950	}
1772		1951
1773	Carp::cluck "unable to resolve path '$path' (base '$base').";	1952	Carp::cluck "unable to resolve path '$path' (base '$base')";
1774	()	1953	()
1775	}	1954	}
1776		1955
1777	sub init {	1956	sub init {
1778	my ($self) = @_;	1957	my ($self) = @_;
…		…
1800		1979
1801	# the temporary/swap location	1980	# the temporary/swap location
1802	sub save_path {	1981	sub save_path {
1803	my ($self) = @_;	1982	my ($self) = @_;
1804		1983
1805	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1984	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1806	"$TMPDIR/$path.map"	1985	"$TMPDIR/$path.map"
1807	}	1986	}
1808		1987
1809	# the unique path, undef == no special unique path	1988	# the unique path, undef == no special unique path
1810	sub uniq_path {	1989	sub uniq_path {
1811	my ($self) = @_;	1990	my ($self) = @_;
1812		1991
1813	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1992	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1814	"$UNIQUEDIR/$path"	1993	"$UNIQUEDIR/$path"
1815	}
1816
1817	# and all this just because we cannot iterate over
1818	# all maps in C++...
1819	sub change_all_map_light {
1820	my ($change) = @_;
1821
1822	$_->change_map_light ($change)
1823	for grep $_->outdoor, values %cf::MAP;
1824	}	1994	}
1825		1995
1826	sub decay_objects {	1996	sub decay_objects {
1827	my ($self) = @_;	1997	my ($self) = @_;
1828		1998
…		…
1910		2080
1911	sub find;	2081	sub find;
1912	sub find {	2082	sub find {
1913	my ($path, $origin) = @_;	2083	my ($path, $origin) = @_;
1914		2084
		2085	cf::cede_to_tick;
		2086
1915	$path = normalise $path, $origin && $origin->path;	2087	$path = normalise $path, $origin && $origin->path;
1916		2088
1917	cf::lock_wait "map_data:$path";#d#remove	2089	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1918	cf::lock_wait "map_find:$path";	2090	my $guard2 = cf::lock_acquire "map_find:$path";
1919		2091
1920	$cf::MAP{$path} || do {	2092	$cf::MAP{$path} || do {
1921	my $guard1 = cf::lock_acquire "map_find:$path";
1922	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1923
1924	my $map = new_from_path cf::map $path	2093	my $map = new_from_path cf::map $path
1925	or return;	2094	or return;
1926		2095
1927	$map->{last_save} = $cf::RUNTIME;	2096	$map->{last_save} = $cf::RUNTIME;
1928		2097
…		…
1930	or return;	2099	or return;
1931		2100
1932	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2101	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1933	# doing this can freeze the server in a sync job, obviously	2102	# doing this can freeze the server in a sync job, obviously
1934	#$cf::WAIT_FOR_TICK->wait;	2103	#$cf::WAIT_FOR_TICK->wait;
		2104	undef $guard2;
1935	undef $guard1;	2105	undef $guard1;
1936	undef $guard2;
1937	$map->reset;	2106	$map->reset;
1938	return find $path;	2107	return find $path;
1939	}	2108	}
1940		2109
1941	$cf::MAP{$path} = $map	2110	$cf::MAP{$path} = $map
1942	}	2111	}
1943	}	2112	}
1944		2113
1945	sub pre_load { }	2114	sub pre_load { }
1946	sub post_load { }	2115	#sub post_load { } # XS
1947		2116
1948	sub load {	2117	sub load {
1949	my ($self) = @_;	2118	my ($self) = @_;
1950		2119
1951	local $self->{deny_reset} = 1; # loading can take a long time	2120	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1968	my $f = new_from_file cf::object::thawer $self->{load_path};	2137	my $f = new_from_file cf::object::thawer $self->{load_path};
1969	$f->skip_block;	2138	$f->skip_block;
1970	$self->_load_objects ($f)	2139	$self->_load_objects ($f)
1971	or return;	2140	or return;
1972		2141
1973	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2142	$self->post_load_original
1974	if delete $self->{load_original};	2143	if delete $self->{load_original};
1975		2144
1976	if (my $uniq = $self->uniq_path) {	2145	if (my $uniq = $self->uniq_path) {
1977	utf8::encode $uniq;	2146	utf8::encode $uniq;
1978	unless (aio_stat $uniq) {	2147	unless (aio_stat $uniq) {
…		…
1996	unless ($self->{deny_activate}) {	2165	unless ($self->{deny_activate}) {
1997	$self->decay_objects;	2166	$self->decay_objects;
1998	$self->fix_auto_apply;	2167	$self->fix_auto_apply;
1999	$self->update_buttons;	2168	$self->update_buttons;
2000	cf::cede_to_tick;	2169	cf::cede_to_tick;
2001	$self->set_darkness_map;
2002	cf::cede_to_tick;
2003	$self->activate;	2170	$self->activate;
2004	}	2171	}
2005		2172
2006	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
2007	$self->last_access ($cf::RUNTIME);	2174	$self->last_access ($cf::RUNTIME);
2008		2175
2009	$self->in_memory (cf::MAP_IN_MEMORY);	2176	$self->in_memory (cf::MAP_ACTIVE);
2010	}	2177	}
2011		2178
2012	$self->post_load;	2179	$self->post_load;
2013	}
2014		2180
		2181	1
		2182	}
		2183
		2184	# customize the map for a given player, i.e.
		2185	# return the _real_ map. used by e.g. per-player
		2186	# maps to change the path to ~playername/mappath
2015	sub customise_for {	2187	sub customise_for {
2016	my ($self, $ob) = @_;	2188	my ($self, $ob) = @_;
2017		2189
2018	return find "~" . $ob->name . "/" . $self->{path}	2190	return find "~" . $ob->name . "/" . $self->{path}
2019	if $self->per_player;	2191	if $self->per_player;
…		…
2035	or next;	2207	or next;
2036	$neigh = find $neigh, $map	2208	$neigh = find $neigh, $map
2037	or next;	2209	or next;
2038	$neigh->load;	2210	$neigh->load;
2039		2211
		2212	# now find the diagonal neighbours
2040	push @neigh,	2213	push @neigh,
2041	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2214	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2042	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2215	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2043	}	2216	}
2044		2217
…		…
2051	}	2224	}
2052		2225
2053	sub find_sync {	2226	sub find_sync {
2054	my ($path, $origin) = @_;	2227	my ($path, $origin) = @_;
2055		2228
2056	cf::sync_job { find $path, $origin }	2229	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2230	if $Coro::current == $Coro::main;
		2231
		2232	find $path, $origin
2057	}	2233	}
2058		2234
2059	sub do_load_sync {	2235	sub do_load_sync {
2060	my ($map) = @_;	2236	my ($map) = @_;
2061		2237
2062	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2238	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2063	if $Coro::current == $Coro::main;	2239	if $Coro::current == $Coro::main;
2064		2240
2065	cf::sync_job { $map->load };	2241	$map->load;
2066	}	2242	}
2067		2243
2068	our %MAP_PREFETCH;	2244	our %MAP_PREFETCH;
2069	our $MAP_PREFETCHER = undef;	2245	our $MAP_PREFETCHER = undef;
2070		2246
…		…
2072	my ($path, $origin, $load) = @_;	2248	my ($path, $origin, $load) = @_;
2073		2249
2074	$path = normalise $path, $origin && $origin->{path};	2250	$path = normalise $path, $origin && $origin->{path};
2075		2251
2076	if (my $map = $cf::MAP{$path}) {	2252	if (my $map = $cf::MAP{$path}) {
2077	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2253	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2078	}	2254	}
2079		2255
2080	$MAP_PREFETCH{$path} |= $load;	2256	$MAP_PREFETCH{$path} |= $load;
2081		2257
2082	$MAP_PREFETCHER ||= cf::async {	2258	$MAP_PREFETCHER ||= cf::async {
…		…
2096	$MAP_PREFETCHER->prio (6);	2272	$MAP_PREFETCHER->prio (6);
2097		2273
2098	()	2274	()
2099	}	2275	}
2100		2276
		2277	# common code, used by both ->save and ->swapout
2101	sub save {	2278	sub _save {
2102	my ($self) = @_;	2279	my ($self) = @_;
2103
2104	my $lock = cf::lock_acquire "map_data:$self->{path}";
2105		2280
2106	$self->{last_save} = $cf::RUNTIME;	2281	$self->{last_save} = $cf::RUNTIME;
2107		2282
2108	return unless $self->dirty;	2283	return unless $self->dirty;
2109		2284
…		…
2118		2293
2119	cf::async {	2294	cf::async {
2120	$Coro::current->{desc} = "map player save";	2295	$Coro::current->{desc} = "map player save";
2121	$_->contr->save for $self->players;	2296	$_->contr->save for $self->players;
2122	};	2297	};
		2298
		2299	cf::get_slot 0.02;
2123		2300
2124	if ($uniq) {	2301	if ($uniq) {
2125	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2302	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2126	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2303	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2127	} else {	2304	} else {
2128	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2305	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2129	}	2306	}
2130	}	2307	}
2131		2308
		2309	sub save {
		2310	my ($self) = @_;
		2311
		2312	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2313
		2314	$self->_save;
		2315	}
		2316
2132	sub swap_out {	2317	sub swap_out {
2133	my ($self) = @_;	2318	my ($self) = @_;
2134		2319
2135	# save first because save cedes
2136	$self->save;
2137
2138	my $lock = cf::lock_acquire "map_data:$self->{path}";	2320	my $lock = cf::lock_acquire "map_data:$self->{path}";
2139		2321
		2322	return if $self->in_memory != cf::MAP_ACTIVE;
		2323	return if $self->{deny_save};
2140	return if $self->players;	2324	return if $self->players;
2141	return if $self->in_memory != cf::MAP_IN_MEMORY;
2142	return if $self->{deny_save};
2143		2325
		2326	# first deactivate the map and "unlink" it from the core
		2327	$self->deactivate;
		2328	$_->clear_links_to ($self) for values %cf::MAP;
2144	$self->in_memory (cf::MAP_SWAPPED);	2329	$self->in_memory (cf::MAP_SWAPPED);
		2330
		2331	# then atomically save
		2332	$self->_save;
		2333
		2334	# then free the map
		2335	$self->clear;
		2336	}
		2337
		2338	sub reset_at {
		2339	my ($self) = @_;
		2340
		2341	# TODO: safety, remove and allow resettable per-player maps
		2342	return 1e99 if $self->{deny_reset};
		2343
		2344	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2345	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2346
		2347	$time + $to
		2348	}
		2349
		2350	sub should_reset {
		2351	my ($self) = @_;
		2352
		2353	$self->reset_at <= $cf::RUNTIME
		2354	}
		2355
		2356	sub reset {
		2357	my ($self) = @_;
		2358
		2359	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2360
		2361	return if $self->players;
		2362
		2363	cf::trace "resetting map ", $self->path, "\n";
		2364
		2365	$self->in_memory (cf::MAP_SWAPPED);
		2366
		2367	# need to save uniques path
		2368	unless ($self->{deny_save}) {
		2369	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2370
		2371	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2372	if $uniq;
		2373	}
		2374
		2375	delete $cf::MAP{$self->path};
2145		2376
2146	$self->deactivate;	2377	$self->deactivate;
2147	$_->clear_links_to ($self) for values %cf::MAP;	2378	$_->clear_links_to ($self) for values %cf::MAP;
2148	$self->clear;	2379	$self->clear;
2149	}
2150
2151	sub reset_at {
2152	my ($self) = @_;
2153
2154	# TODO: safety, remove and allow resettable per-player maps
2155	return 1e99 if $self->{deny_reset};
2156
2157	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2158	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2159
2160	$time + $to
2161	}
2162
2163	sub should_reset {
2164	my ($self) = @_;
2165
2166	$self->reset_at <= $cf::RUNTIME
2167	}
2168
2169	sub reset {
2170	my ($self) = @_;
2171
2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2173
2174	return if $self->players;
2175
2176	warn "resetting map ", $self->path;
2177
2178	$self->in_memory (cf::MAP_SWAPPED);
2179
2180	# need to save uniques path
2181	unless ($self->{deny_save}) {
2182	my $uniq = $self->uniq_path; utf8::encode $uniq;
2183
2184	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2185	if $uniq;
2186	}
2187
2188	delete $cf::MAP{$self->path};
2189
2190	$self->deactivate;
2191	$_->clear_links_to ($self) for values %cf::MAP;
2192	$self->clear;
2193		2380
2194	$self->unlink_save;	2381	$self->unlink_save;
2195	$self->destroy;	2382	$self->destroy;
2196	}	2383	}
2197		2384
…		…
2205		2392
2206	delete $cf::MAP{$self->path};	2393	delete $cf::MAP{$self->path};
2207		2394
2208	$self->unlink_save;	2395	$self->unlink_save;
2209		2396
2210	bless $self, "cf::map";	2397	bless $self, "cf::map::wrap";
2211	delete $self->{deny_reset};	2398	delete $self->{deny_reset};
2212	$self->{deny_save} = 1;	2399	$self->{deny_save} = 1;
2213	$self->reset_timeout (1);	2400	$self->reset_timeout (1);
2214	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2401	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2215		2402
…		…
2264		2451
2265	sub unique_maps() {	2452	sub unique_maps() {
2266	[	2453	[
2267	map {	2454	map {
2268	utf8::decode $_;	2455	utf8::decode $_;
2269	/\.map$/	2456	s/\.map$//; # TODO future compatibility hack
		2457	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2458	? ()
2270	? normalise $_	2459	: normalise $_
2271	: ()
2272	} @{ aio_readdir $UNIQUEDIR or [] }	2460	} @{ aio_readdir $UNIQUEDIR or [] }
2273	]	2461	]
2274	}	2462	}
2275		2463
2276	package cf;	2464	=item cf::map::static_maps
		2465
		2466	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2467	file in the shared directory excluding F</styles> and F</editor>). May
		2468	block.
		2469
		2470	=cut
		2471
		2472	sub static_maps() {
		2473	my @dirs = "";
		2474	my @maps;
		2475
		2476	while (@dirs) {
		2477	my $dir = shift @dirs;
		2478
		2479	next if $dir eq "/styles" || $dir eq "/editor";
		2480
		2481	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2482	or return;
		2483
		2484	for (@$files) {
		2485	s/\.map$// or next;
		2486	utf8::decode $_;
		2487	push @maps, "$dir/$_";
		2488	}
		2489
		2490	push @dirs, map "$dir/$_", @$dirs;
		2491	}
		2492
		2493	\@maps
		2494	}
2277		2495
2278	=back	2496	=back
2279		2497
2280	=head3 cf::object	2498	=head3 cf::object
2281		2499
…		…
2285		2503
2286	=over 4	2504	=over 4
2287		2505
2288	=item $ob->inv_recursive	2506	=item $ob->inv_recursive
2289		2507
2290	Returns the inventory of the object _and_ their inventories, recursively.	2508	Returns the inventory of the object I<and> their inventories, recursively,
		2509	but I<not> the object itself.
2291		2510
2292	=cut	2511	=cut
2293		2512
2294	sub inv_recursive_;	2513	sub inv_recursive_;
2295	sub inv_recursive_ {	2514	sub inv_recursive_ {
…		…
2300	inv_recursive_ inv $_[0]	2519	inv_recursive_ inv $_[0]
2301	}	2520	}
2302		2521
2303	=item $ref = $ob->ref	2522	=item $ref = $ob->ref
2304		2523
2305	creates and returns a persistent reference to an objetc that can be stored as a string.	2524	Creates and returns a persistent reference to an object that can be stored as a string.
2306		2525
2307	=item $ob = cf::object::deref ($refstring)	2526	=item $ob = cf::object::deref ($refstring)
2308		2527
2309	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2528	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2310	even if the object actually exists. May block.	2529	even if the object actually exists. May block.
…		…
2342	can be C<undef>. Does the right thing when the player is currently in a	2561	can be C<undef>. Does the right thing when the player is currently in a
2343	dialogue with the given NPC character.	2562	dialogue with the given NPC character.
2344		2563
2345	=cut	2564	=cut
2346		2565
		2566	our $SAY_CHANNEL = {
		2567	id => "say",
		2568	title => "Map",
		2569	reply => "say ",
		2570	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2571	};
		2572
		2573	our $CHAT_CHANNEL = {
		2574	id => "chat",
		2575	title => "Chat",
		2576	reply => "chat ",
		2577	tooltip => "Player chat and shouts, global to the server.",
		2578	};
		2579
2347	# rough implementation of a future "reply" method that works	2580	# rough implementation of a future "reply" method that works
2348	# with dialog boxes.	2581	# with dialog boxes.
2349	#TODO: the first argument must go, split into a $npc->reply_to ( method	2582	#TODO: the first argument must go, split into a $npc->reply_to ( method
2350	sub cf::object::player::reply($$$;$) {	2583	sub cf::object::player::reply($$$;$) {
2351	my ($self, $npc, $msg, $flags) = @_;	2584	my ($self, $npc, $msg, $flags) = @_;
…		…
2362	my $dialog = $pl->{npc_dialog};	2595	my $dialog = $pl->{npc_dialog};
2363	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2596	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2364		2597
2365	} else {	2598	} else {
2366	$msg = $npc->name . " says: $msg" if $npc;	2599	$msg = $npc->name . " says: $msg" if $npc;
2367	$self->message ($msg, $flags);	2600	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2368	}	2601	}
2369	}	2602	}
2370	}	2603	}
2371		2604
2372	=item $object->send_msg ($channel, $msg, $color, [extra...])	2605	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2397		2630
2398	=item $player_object->enter_link	2631	=item $player_object->enter_link
2399		2632
2400	Freezes the player and moves him/her to a special map (C<{link}>).	2633	Freezes the player and moves him/her to a special map (C<{link}>).
2401		2634
2402	The player should be reasonably safe there for short amounts of time. You	2635	The player should be reasonably safe there for short amounts of time (e.g.
2403	I<MUST> call C<leave_link> as soon as possible, though.	2636	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2637	though, as the player cannot control the character while it is on the link
		2638	map.
2404		2639
2405	Will never block.	2640	Will never block.
2406		2641
2407	=item $player_object->leave_link ($map, $x, $y)	2642	=item $player_object->leave_link ($map, $x, $y)
2408		2643
…		…
2428	sub cf::object::player::enter_link {	2663	sub cf::object::player::enter_link {
2429	my ($self) = @_;	2664	my ($self) = @_;
2430		2665
2431	$self->deactivate_recursive;	2666	$self->deactivate_recursive;
2432		2667
		2668	++$self->{_link_recursion};
		2669
2433	return if UNIVERSAL::isa $self->map, "ext::map_link";	2670	return if UNIVERSAL::isa $self->map, "ext::map_link";
2434		2671
2435	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2672	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2436	if $self->map && $self->map->{path} ne "{link}";	2673	if $self->map && $self->map->{path} ne "{link}";
2437		2674
2438	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2675	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2439	}	2676	}
2440		2677
2441	sub cf::object::player::leave_link {	2678	sub cf::object::player::leave_link {
2442	my ($self, $map, $x, $y) = @_;	2679	my ($self, $map, $x, $y) = @_;
2443		2680
…		…
2460	($x, $y) = (-1, -1)	2697	($x, $y) = (-1, -1)
2461	unless (defined $x) && (defined $y);	2698	unless (defined $x) && (defined $y);
2462		2699
2463	# use -1 or undef as default coordinates, not 0, 0	2700	# use -1 or undef as default coordinates, not 0, 0
2464	($x, $y) = ($map->enter_x, $map->enter_y)	2701	($x, $y) = ($map->enter_x, $map->enter_y)
2465	if $x <=0 && $y <= 0;	2702	if $x <= 0 && $y <= 0;
2466		2703
2467	$map->load;	2704	$map->load;
2468	$map->load_neighbours;	2705	$map->load_neighbours;
2469		2706
2470	return unless $self->contr->active;	2707	return unless $self->contr->active;
2471	$self->activate_recursive;
2472		2708
2473	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2709	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2474	$self->enter_map ($map, $x, $y);	2710	if ($self->enter_map ($map, $x, $y)) {
2475	}	2711	# entering was successful
		2712	delete $self->{_link_recursion};
		2713	# only activate afterwards, to support waiting in hooks
		2714	$self->activate_recursive;
		2715	}
2476		2716
		2717	}
		2718
2477	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2719	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2478		2720
2479	Moves the player to the given map-path and coordinates by first freezing	2721	Moves the player to the given map-path and coordinates by first freezing
2480	her, loading and preparing them map, calling the provided $check callback	2722	her, loading and preparing them map, calling the provided $check callback
2481	that has to return the map if sucecssful, and then unfreezes the player on	2723	that has to return the map if sucecssful, and then unfreezes the player on
2482	the new (success) or old (failed) map position. In either case, $done will	2724	the new (success) or old (failed) map position. In either case, $done will
2483	be called at the end of this process.	2725	be called at the end of this process.
2484		2726
		2727	Note that $check will be called with a potentially non-loaded map, so if
		2728	it needs a loaded map it has to call C<< ->load >>.
		2729
2485	=cut	2730	=cut
2486		2731
2487	our $GOTOGEN;	2732	our $GOTOGEN;
2488		2733
2489	sub cf::object::player::goto {	2734	sub cf::object::player::goto {
2490	my ($self, $path, $x, $y, $check, $done) = @_;	2735	my ($self, $path, $x, $y, $check, $done) = @_;
		2736
		2737	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2738	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2739	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2740	($path, $x, $y) = @$EMERGENCY_POSITION;
		2741	}
2491		2742
2492	# do generation counting so two concurrent goto's will be executed in-order	2743	# do generation counting so two concurrent goto's will be executed in-order
2493	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2744	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2494		2745
2495	$self->enter_link;	2746	$self->enter_link;
…		…
2519	my $map = eval {	2770	my $map = eval {
2520	my $map = defined $path ? cf::map::find $path : undef;	2771	my $map = defined $path ? cf::map::find $path : undef;
2521		2772
2522	if ($map) {	2773	if ($map) {
2523	$map = $map->customise_for ($self);	2774	$map = $map->customise_for ($self);
2524	$map = $check->($map) if $check && $map;	2775	$map = $check->($map, $x, $y, $self) if $check && $map;
2525	} else {	2776	} else {
2526	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2777	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2527	}	2778	}
2528		2779
2529	$map	2780	$map
…		…
2537	if ($gen == $self->{_goto_generation}) {	2788	if ($gen == $self->{_goto_generation}) {
2538	delete $self->{_goto_generation};	2789	delete $self->{_goto_generation};
2539	$self->leave_link ($map, $x, $y);	2790	$self->leave_link ($map, $x, $y);
2540	}	2791	}
2541		2792
2542	$done->() if $done;	2793	$done->($self) if $done;
2543	})->prio (1);	2794	})->prio (1);
2544	}	2795	}
2545		2796
2546	=item $player_object->enter_exit ($exit_object)	2797	=item $player_object->enter_exit ($exit_object)
2547		2798
…		…
2567	}	2818	}
2568		2819
2569	sub prepare_random_map {	2820	sub prepare_random_map {
2570	my ($exit) = @_;	2821	my ($exit) = @_;
2571		2822
2572	my $guard = cf::lock_acquire "exit_prepare:$exit";
2573
2574	# all this does is basically replace the /! path by	2823	# all this does is basically replace the /! path by
2575	# a new random map path (?random/...) with a seed	2824	# a new random map path (?random/...) with a seed
2576	# that depends on the exit object	2825	# that depends on the exit object
2577		2826
2578	my $rmp = parse_random_map_params $exit->msg;	2827	my $rmp = parse_random_map_params $exit->msg;
…		…
2580	if ($exit->map) {	2829	if ($exit->map) {
2581	$rmp->{region} = $exit->region->name;	2830	$rmp->{region} = $exit->region->name;
2582	$rmp->{origin_map} = $exit->map->path;	2831	$rmp->{origin_map} = $exit->map->path;
2583	$rmp->{origin_x} = $exit->x;	2832	$rmp->{origin_x} = $exit->x;
2584	$rmp->{origin_y} = $exit->y;	2833	$rmp->{origin_y} = $exit->y;
		2834
		2835	$exit->map->touch;
2585	}	2836	}
2586		2837
2587	$rmp->{random_seed} ||= $exit->random_seed;	2838	$rmp->{random_seed} ||= $exit->random_seed;
2588		2839
2589	my $data = cf::to_json $rmp;	2840	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2590	my $md5 = Digest::MD5::md5_hex $data;	2841	my $md5 = Digest::MD5::md5_hex $data;
2591	my $meta = "$RANDOMDIR/$md5.meta";	2842	my $meta = "$RANDOMDIR/$md5.meta";
2592		2843
2593	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2844	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2594	aio_write $fh, 0, (length $data), $data, 0;	2845	aio_write $fh, 0, (length $data), $data, 0;
2595	undef $fh;	2846	undef $fh;
2596	aio_rename "$meta~", $meta;	2847	aio_rename "$meta~", $meta;
2597		2848
		2849	my $slaying = "?random/$md5";
		2850
		2851	if ($exit->valid) {
2598	$exit->slaying ("?random/$md5");	2852	$exit->slaying ("?random/$md5");
2599	$exit->msg (undef);	2853	$exit->msg (undef);
		2854	}
2600	}	2855	}
2601	}	2856	}
2602		2857
2603	sub cf::object::player::enter_exit {	2858	sub cf::object::player::enter_exit {
2604	my ($self, $exit) = @_;	2859	my ($self, $exit) = @_;
2605		2860
2606	return unless $self->type == cf::PLAYER;	2861	return unless $self->type == cf::PLAYER;
2607		2862
2608	if ($exit->slaying eq "/!") {
2609	#TODO: this should de-fi-ni-te-ly not be a sync-job
2610	# the problem is that $exit might not survive long enough
2611	# so it needs to be done right now, right here
2612	cf::sync_job { prepare_random_map $exit };
2613	}
2614
2615	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2616	my $hp = $exit->stats->hp;
2617	my $sp = $exit->stats->sp;
2618
2619	$self->enter_link;	2863	$self->enter_link;
2620		2864
2621	# if exit is damned, update players death & WoR home-position
2622	$self->contr->savebed ($slaying, $hp, $sp)
2623	if $exit->flag (FLAG_DAMNED);
2624
2625	(async {	2865	(async {
2626	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2866	$Coro::current->{desc} = "enter_exit";
2627		2867
2628	$self->deactivate_recursive; # just to be sure
2629	unless (eval {	2868	unless (eval {
		2869	$self->deactivate_recursive; # just to be sure
		2870
		2871	# random map handling
		2872	{
		2873	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2874
		2875	prepare_random_map $exit
		2876	if $exit->slaying eq "/!";
		2877	}
		2878
		2879	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2880	my $x = $exit->stats->hp;
		2881	my $y = $exit->stats->sp;
		2882
2630	$self->goto ($slaying, $hp, $sp);	2883	$self->goto ($map, $x, $y);
2631		2884
		2885	# if exit is damned, update players death & WoR home-position
		2886	$self->contr->savebed ($map, $x, $y)
		2887	if $exit->flag (cf::FLAG_DAMNED);
		2888
2632	1;	2889	1
2633	}) {	2890	}) {
2634	$self->message ("Something went wrong deep within the crossfire server. "	2891	$self->message ("Something went wrong deep within the deliantra server. "
2635	. "I'll try to bring you back to the map you were before. "	2892	. "I'll try to bring you back to the map you were before. "
2636	. "Please report this to the dungeon master!",	2893	. "Please report this to the dungeon master!",
2637	cf::NDI_UNIQUE | cf::NDI_RED);	2894	cf::NDI_UNIQUE | cf::NDI_RED);
2638		2895
2639	warn "ERROR in enter_exit: $@";	2896	error "ERROR in enter_exit: $@";
2640	$self->leave_link;	2897	$self->leave_link;
2641	}	2898	}
2642	})->prio (1);	2899	})->prio (1);
2643	}	2900	}
2644		2901
…		…
2656	sub cf::client::send_drawinfo {	2913	sub cf::client::send_drawinfo {
2657	my ($self, $text, $flags) = @_;	2914	my ($self, $text, $flags) = @_;
2658		2915
2659	utf8::encode $text;	2916	utf8::encode $text;
2660	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2917	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2918	}
		2919
		2920	=item $client->send_big_packet ($pkt)
		2921
		2922	Like C<send_packet>, but tries to compress large packets, and fragments
		2923	them as required.
		2924
		2925	=cut
		2926
		2927	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2928
		2929	sub cf::client::send_big_packet {
		2930	my ($self, $pkt) = @_;
		2931
		2932	# try lzf for large packets
		2933	$pkt = "lzf " . Compress::LZF::compress $pkt
		2934	if 1024 <= length $pkt and $self->{can_lzf};
		2935
		2936	# split very large packets
		2937	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2938	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2939	$pkt = "frag";
		2940	}
		2941
		2942	$self->send_packet ($pkt);
2661	}	2943	}
2662		2944
2663	=item $client->send_msg ($channel, $msg, $color, [extra...])	2945	=item $client->send_msg ($channel, $msg, $color, [extra...])
2664		2946
2665	Send a drawinfo or msg packet to the client, formatting the msg for the	2947	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2667	the message, with C<log> being the default. If C<$color> is negative, suppress	2949	the message, with C<log> being the default. If C<$color> is negative, suppress
2668	the message unless the client supports the msg packet.	2950	the message unless the client supports the msg packet.
2669		2951
2670	=cut	2952	=cut
2671		2953
		2954	# non-persistent channels (usually the info channel)
2672	our %CHANNEL = (	2955	our %CHANNEL = (
		2956	"c/motd" => {
		2957	id => "infobox",
		2958	title => "MOTD",
		2959	reply => undef,
		2960	tooltip => "The message of the day",
		2961	},
2673	"c/identify" => {	2962	"c/identify" => {
2674	id => "infobox",	2963	id => "infobox",
2675	title => "Identify",	2964	title => "Identify",
2676	reply => undef,	2965	reply => undef,
2677	tooltip => "Items recently identified",	2966	tooltip => "Items recently identified",
…		…
2680	id => "infobox",	2969	id => "infobox",
2681	title => "Examine",	2970	title => "Examine",
2682	reply => undef,	2971	reply => undef,
2683	tooltip => "Signs and other items you examined",	2972	tooltip => "Signs and other items you examined",
2684	},	2973	},
		2974	"c/shopinfo" => {
		2975	id => "infobox",
		2976	title => "Shop Info",
		2977	reply => undef,
		2978	tooltip => "What your bargaining skill tells you about the shop",
		2979	},
		2980	"c/book" => {
		2981	id => "infobox",
		2982	title => "Book",
		2983	reply => undef,
		2984	tooltip => "The contents of a note or book",
		2985	},
2685	"c/lookat" => {	2986	"c/lookat" => {
2686	id => "infobox",	2987	id => "infobox",
2687	title => "Look",	2988	title => "Look",
2688	reply => undef,	2989	reply => undef,
2689	tooltip => "What you saw there",	2990	tooltip => "What you saw there",
2690	},	2991	},
		2992	"c/who" => {
		2993	id => "infobox",
		2994	title => "Players",
		2995	reply => undef,
		2996	tooltip => "Shows players who are currently online",
		2997	},
		2998	"c/body" => {
		2999	id => "infobox",
		3000	title => "Body Parts",
		3001	reply => undef,
		3002	tooltip => "Shows which body parts you posess and are available",
		3003	},
		3004	"c/statistics" => {
		3005	id => "infobox",
		3006	title => "Statistics",
		3007	reply => undef,
		3008	tooltip => "Shows your primary statistics",
		3009	},
		3010	"c/skills" => {
		3011	id => "infobox",
		3012	title => "Skills",
		3013	reply => undef,
		3014	tooltip => "Shows your experience per skill and item power",
		3015	},
		3016	"c/shopitems" => {
		3017	id => "infobox",
		3018	title => "Shop Items",
		3019	reply => undef,
		3020	tooltip => "Shows the items currently for sale in this shop",
		3021	},
		3022	"c/resistances" => {
		3023	id => "infobox",
		3024	title => "Resistances",
		3025	reply => undef,
		3026	tooltip => "Shows your resistances",
		3027	},
		3028	"c/pets" => {
		3029	id => "infobox",
		3030	title => "Pets",
		3031	reply => undef,
		3032	tooltip => "Shows information abotu your pets/a specific pet",
		3033	},
		3034	"c/perceiveself" => {
		3035	id => "infobox",
		3036	title => "Perceive Self",
		3037	reply => undef,
		3038	tooltip => "You gained detailed knowledge about yourself",
		3039	},
		3040	"c/uptime" => {
		3041	id => "infobox",
		3042	title => "Uptime",
		3043	reply => undef,
		3044	tooltip => "How long the server has been running since last restart",
		3045	},
		3046	"c/mapinfo" => {
		3047	id => "infobox",
		3048	title => "Map Info",
		3049	reply => undef,
		3050	tooltip => "Information related to the maps",
		3051	},
		3052	"c/party" => {
		3053	id => "party",
		3054	title => "Party",
		3055	reply => "gsay ",
		3056	tooltip => "Messages and chat related to your party",
		3057	},
		3058	"c/death" => {
		3059	id => "death",
		3060	title => "Death",
		3061	reply => undef,
		3062	tooltip => "Reason for and more info about your most recent death",
		3063	},
		3064	"c/say" => $SAY_CHANNEL,
		3065	"c/chat" => $CHAT_CHANNEL,
2691	);	3066	);
2692		3067
2693	sub cf::client::send_msg {	3068	sub cf::client::send_msg {
2694	my ($self, $channel, $msg, $color, @extra) = @_;	3069	my ($self, $channel, $msg, $color, @extra) = @_;
2695		3070
2696	$msg = $self->pl->expand_cfpod ($msg);	3071	$msg = $self->pl->expand_cfpod ($msg)
		3072	unless $color & cf::NDI_VERBATIM;
2697		3073
2698	$color &= cf::NDI_CLIENT_MASK; # just in case...	3074	$color &= cf::NDI_CLIENT_MASK; # just in case...
2699		3075
2700	# check predefined channels, for the benefit of C	3076	# check predefined channels, for the benefit of C
2701	if ($CHANNEL{$channel}) {	3077	if ($CHANNEL{$channel}) {
2702	$channel = $CHANNEL{$channel};	3078	$channel = $CHANNEL{$channel};
2703		3079
2704	$self->ext_msg (channel_info => $channel)	3080	$self->ext_msg (channel_info => $channel);
2705	if $self->can_msg;
2706
2707	$channel = $channel->{id};	3081	$channel = $channel->{id};
2708		3082
2709	} elsif (ref $channel) {	3083	} elsif (ref $channel) {
2710	# send meta info to client, if not yet sent	3084	# send meta info to client, if not yet sent
2711	unless (exists $self->{channel}{$channel->{id}}) {	3085	unless (exists $self->{channel}{$channel->{id}}) {
2712	$self->{channel}{$channel->{id}} = $channel;	3086	$self->{channel}{$channel->{id}} = $channel;
2713	$self->ext_msg (channel_info => $channel)	3087	$self->ext_msg (channel_info => $channel);
2714	if $self->can_msg;
2715	}	3088	}
2716		3089
2717	$channel = $channel->{id};	3090	$channel = $channel->{id};
2718	}	3091	}
2719		3092
2720	return unless @extra || length $msg;	3093	return unless @extra || length $msg;
2721		3094
2722	if ($self->can_msg) {
2723	# default colour, mask it out	3095	# default colour, mask it out
2724	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3096	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2725	if $color & cf::NDI_DEF;	3097	if $color & cf::NDI_DEF;
2726		3098
2727	$self->send_packet ("msg " . $self->{json_coder}->encode (	3099	my $pkt = "msg "
		3100	. $self->{json_coder}->encode (
2728	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3101	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2729	} else {	3102	);
2730	if ($color >= 0) {
2731	# replace some tags by gcfclient-compatible ones
2732	for ($msg) {
2733	1 while
2734	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2735	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2736	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2737	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2738	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2739	}
2740		3103
2741	$color &= cf::NDI_COLOR_MASK;	3104	$self->send_big_packet ($pkt);
2742
2743	utf8::encode $msg;
2744
2745	if (0 && $msg =~ /\[/) {
2746	# COMMAND/INFO
2747	$self->send_packet ("drawextinfo $color 10 8 $msg")
2748	} else {
2749	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2750	$self->send_packet ("drawinfo $color $msg")
2751	}
2752	}
2753	}
2754	}	3105	}
2755		3106
2756	=item $client->ext_msg ($type, @msg)	3107	=item $client->ext_msg ($type, @msg)
2757		3108
2758	Sends an ext event to the client.	3109	Sends an ext event to the client.
…		…
2761		3112
2762	sub cf::client::ext_msg($$@) {	3113	sub cf::client::ext_msg($$@) {
2763	my ($self, $type, @msg) = @_;	3114	my ($self, $type, @msg) = @_;
2764		3115
2765	if ($self->extcmd == 2) {	3116	if ($self->extcmd == 2) {
2766	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3117	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2767	} elsif ($self->extcmd == 1) { # TODO: remove	3118	} elsif ($self->extcmd == 1) { # TODO: remove
2768	push @msg, msgtype => "event_$type";	3119	push @msg, msgtype => "event_$type";
2769	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3120	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2770	}	3121	}
2771	}	3122	}
2772		3123
2773	=item $client->ext_reply ($msgid, @msg)	3124	=item $client->ext_reply ($msgid, @msg)
2774		3125
…		…
2778		3129
2779	sub cf::client::ext_reply($$@) {	3130	sub cf::client::ext_reply($$@) {
2780	my ($self, $id, @msg) = @_;	3131	my ($self, $id, @msg) = @_;
2781		3132
2782	if ($self->extcmd == 2) {	3133	if ($self->extcmd == 2) {
2783	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3134	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2784	} elsif ($self->extcmd == 1) {	3135	} elsif ($self->extcmd == 1) {
2785	#TODO: version 1, remove	3136	#TODO: version 1, remove
2786	unshift @msg, msgtype => "reply", msgid => $id;	3137	unshift @msg, msgtype => "reply", msgid => $id;
2787	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3138	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2788	}	3139	}
2789	}	3140	}
2790		3141
2791	=item $success = $client->query ($flags, "text", \&cb)	3142	=item $success = $client->query ($flags, "text", \&cb)
2792		3143
…		…
2863		3214
2864	$ns->ext_reply ($reply, @reply)	3215	$ns->ext_reply ($reply, @reply)
2865	if $reply;	3216	if $reply;
2866		3217
2867	} else {	3218	} else {
2868	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3219	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2869	}	3220	}
2870		3221
2871	cf::override;	3222	cf::override;
2872	},	3223	},
2873	);	3224	);
…		…
2893		3244
2894	$coro	3245	$coro
2895	}	3246	}
2896		3247
2897	cf::client->attach (	3248	cf::client->attach (
2898	on_destroy => sub {	3249	on_client_destroy => sub {
2899	my ($ns) = @_;	3250	my ($ns) = @_;
2900		3251
2901	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3252	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2902	},	3253	},
2903	);	3254	);
…		…
2919	our $safe_hole = new Safe::Hole;	3270	our $safe_hole = new Safe::Hole;
2920		3271
2921	$SIG{FPE} = 'IGNORE';	3272	$SIG{FPE} = 'IGNORE';
2922		3273
2923	$safe->permit_only (Opcode::opset qw(	3274	$safe->permit_only (Opcode::opset qw(
2924	:base_core :base_mem :base_orig :base_math	3275	:base_core :base_mem :base_orig :base_math :base_loop
2925	grepstart grepwhile mapstart mapwhile	3276	grepstart grepwhile mapstart mapwhile
2926	sort time	3277	sort time
2927	));	3278	));
2928		3279
2929	# here we export the classes and methods available to script code	3280	# here we export the classes and methods available to script code
…		…
2932		3283
2933	The following functions and methods are available within a safe environment:	3284	The following functions and methods are available within a safe environment:
2934		3285
2935	cf::object	3286	cf::object
2936	contr pay_amount pay_player map x y force_find force_add destroy	3287	contr pay_amount pay_player map x y force_find force_add destroy
2937	insert remove name archname title slaying race decrease_ob_nr	3288	insert remove name archname title slaying race decrease split
		3289	value
2938		3290
2939	cf::object::player	3291	cf::object::player
2940	player	3292	player
2941		3293
2942	cf::player	3294	cf::player
…		…
2947		3299
2948	=cut	3300	=cut
2949		3301
2950	for (	3302	for (
2951	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3303	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2952	insert remove inv name archname title slaying race	3304	insert remove inv nrof name archname title slaying race
2953	decrease_ob_nr destroy)],	3305	decrease split destroy change_exp value msg lore send_msg)],
2954	["cf::object::player" => qw(player)],	3306	["cf::object::player" => qw(player)],
2955	["cf::player" => qw(peaceful)],	3307	["cf::player" => qw(peaceful send_msg)],
2956	["cf::map" => qw(trigger)],	3308	["cf::map" => qw(trigger)],
2957	) {	3309	) {
2958	no strict 'refs';
2959	my ($pkg, @funs) = @$_;	3310	my ($pkg, @funs) = @$_;
2960	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3311	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2961	for @funs;	3312	for @funs;
2962	}	3313	}
2963		3314
…		…
2978		3329
2979	my $qcode = $code;	3330	my $qcode = $code;
2980	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3331	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2981	$qcode =~ s/\n/\\n/g;	3332	$qcode =~ s/\n/\\n/g;
2982		3333
		3334	%vars = (_dummy => 0) unless %vars;
		3335
		3336	my @res;
2983	local $_;	3337	local $_;
2984	local @safe::cf::_safe_eval_args = values %vars;
2985		3338
2986	my $eval =	3339	my $eval =
2987	"do {\n"	3340	"do {\n"
2988	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3341	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2989	. "#line 0 \"{$qcode}\"\n"	3342	. "#line 0 \"{$qcode}\"\n"
2990	. $code	3343	. $code
2991	. "\n}"	3344	. "\n}"
2992	;	3345	;
2993		3346
		3347	if ($CFG{safe_eval}) {
2994	sub_generation_inc;	3348	sub_generation_inc;
		3349	local @safe::cf::_safe_eval_args = values %vars;
2995	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3350	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2996	sub_generation_inc;	3351	sub_generation_inc;
		3352	} else {
		3353	local @cf::_safe_eval_args = values %vars;
		3354	@res = wantarray ? eval eval : scalar eval $eval;
		3355	}
2997		3356
2998	if ($@) {	3357	if ($@) {
2999	warn "$@";	3358	warn "$@",
3000	warn "while executing safe code '$code'\n";	3359	"while executing safe code '$code'\n",
3001	warn "with arguments " . (join " ", %vars) . "\n";	3360	"with arguments " . (join " ", %vars) . "\n";
3002	}	3361	}
3003		3362
3004	wantarray ? @res : $res[0]	3363	wantarray ? @res : $res[0]
3005	}	3364	}
3006		3365
…		…
3020	=cut	3379	=cut
3021		3380
3022	sub register_script_function {	3381	sub register_script_function {
3023	my ($fun, $cb) = @_;	3382	my ($fun, $cb) = @_;
3024		3383
3025	no strict 'refs';	3384	$fun = "safe::$fun" if $CFG{safe_eval};
3026	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3385	*$fun = $safe_hole->wrap ($cb);
3027	}	3386	}
3028		3387
3029	=back	3388	=back
3030		3389
3031	=cut	3390	=cut
…		…
3040	# for this (global event?)	3399	# for this (global event?)
3041	%ext::player_env::MUSIC_FACE_CACHE = ();	3400	%ext::player_env::MUSIC_FACE_CACHE = ();
3042		3401
3043	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3402	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3044		3403
3045	warn "loading facedata from $path\n";	3404	trace "loading facedata from $path\n";
3046		3405
3047	my $facedata;
3048	0 < aio_load $path, $facedata	3406	0 < aio_load $path, my $facedata
3049	or die "$path: $!";	3407	or die "$path: $!";
3050		3408
3051	$facedata = Coro::Storable::thaw $facedata;	3409	$facedata = Coro::Storable::thaw $facedata;
3052		3410
3053	$facedata->{version} == 2	3411	$facedata->{version} == 2
3054	or cf::cleanup "$path: version mismatch, cannot proceed.";	3412	or cf::cleanup "$path: version mismatch, cannot proceed.";
3055		3413
3056	# patch in the exptable	3414	# patch in the exptable
		3415	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3057	$facedata->{resource}{"res/exp_table"} = {	3416	$facedata->{resource}{"res/exp_table"} = {
3058	type => FT_RSRC,	3417	type => FT_RSRC,
3059	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3418	data => $exp_table,
		3419	hash => (Digest::MD5::md5 $exp_table),
3060	};	3420	};
3061	cf::cede_to_tick;	3421	cf::cede_to_tick;
3062		3422
3063	{	3423	{
3064	my $faces = $facedata->{faceinfo};	3424	my $faces = $facedata->{faceinfo};
3065		3425
3066	while (my ($face, $info) = each %$faces) {	3426	while (my ($face, $info) = each %$faces) {
3067	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3427	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3428
3068	cf::face::set_visibility $idx, $info->{visibility};	3429	cf::face::set_visibility $idx, $info->{visibility};
3069	cf::face::set_magicmap $idx, $info->{magicmap};	3430	cf::face::set_magicmap $idx, $info->{magicmap};
3070	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3431	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3071	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3432	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3433	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3072		3434
3073	cf::cede_to_tick;	3435	cf::cede_to_tick;
3074	}	3436	}
3075		3437
3076	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
3077	next unless $info->{smooth};	3439	next unless $info->{smooth};
		3440
3078	my $idx = cf::face::find $face	3441	my $idx = cf::face::find $face
3079	or next;	3442	or next;
		3443
3080	if (my $smooth = cf::face::find $info->{smooth}) {	3444	if (my $smooth = cf::face::find $info->{smooth}) {
3081	cf::face::set_smooth $idx, $smooth;	3445	cf::face::set_smooth $idx, $smooth;
3082	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3446	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3083	} else {	3447	} else {
3084	warn "smooth face '$info->{smooth}' not found for face '$face'";	3448	error "smooth face '$info->{smooth}' not found for face '$face'";
3085	}	3449	}
3086		3450
3087	cf::cede_to_tick;	3451	cf::cede_to_tick;
3088	}	3452	}
3089	}	3453	}
…		…
3098		3462
3099	cf::anim::invalidate_all; # d'oh	3463	cf::anim::invalidate_all; # d'oh
3100	}	3464	}
3101		3465
3102	{	3466	{
3103	# TODO: for gcfclient pleasure, we should give resources
3104	# that gcfclient doesn't grok a >10000 face index.
3105	my $res = $facedata->{resource};	3467	my $res = $facedata->{resource};
3106		3468
3107	my $soundconf = delete $res->{"res/sound.conf"};
3108
3109	while (my ($name, $info) = each %$res) {	3469	while (my ($name, $info) = each %$res) {
		3470	if (defined $info->{type}) {
3110	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3471	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3111	my $data;
3112		3472
3113	if ($info->{type} & 1) {	3473	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3114	# prepend meta info	3474	cf::face::set_type $idx, $info->{type};
3115
3116	my $meta = $enc->encode ({
3117	name => $name,
3118	%{ $info->{meta} || {} },
3119	});
3120
3121	$data = pack "(w/a*)*", $meta, $info->{data};
3122	} else {	3475	} else {
3123	$data = $info->{data};	3476	$RESOURCE{$name} = $info; # unused
3124	}	3477	}
3125		3478
3126	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3127	cf::face::set_type $idx, $info->{type};
3128
3129	cf::cede_to_tick;	3479	cf::cede_to_tick;
3130	}	3480	}
3131
3132	if ($soundconf) {
3133	$soundconf = $enc->decode (delete $soundconf->{data});
3134
3135	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3136	my $sound = $soundconf->{compat}[$_]
3137	or next;
3138
3139	my $face = cf::face::find "sound/$sound->[1]";
3140	cf::sound::set $sound->[0] => $face;
3141	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3142	}
3143
3144	while (my ($k, $v) = each %{$soundconf->{event}}) {
3145	my $face = cf::face::find "sound/$v";
3146	cf::sound::set $k => $face;
3147	}
3148	}
3149	}	3481	}
		3482
		3483	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3150		3484
3151	1	3485	1
3152	}	3486	}
3153		3487
3154	register_exticmd fx_want => sub {	3488	register_exticmd fx_want => sub {
…		…
3156		3490
3157	while (my ($k, $v) = each %$want) {	3491	while (my ($k, $v) = each %$want) {
3158	$ns->fx_want ($k, $v);	3492	$ns->fx_want ($k, $v);
3159	}	3493	}
3160	};	3494	};
		3495
		3496	sub load_resource_file($) {
		3497	my $guard = lock_acquire "load_resource_file";
		3498
		3499	my $status = load_resource_file_ $_[0];
		3500	get_slot 0.1, 100;
		3501	cf::arch::commit_load;
		3502
		3503	$status
		3504	}
3161		3505
3162	sub reload_regions {	3506	sub reload_regions {
3163	# HACK to clear player env face cache, we need some signal framework	3507	# HACK to clear player env face cache, we need some signal framework
3164	# for this (global event?)	3508	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();	3509	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3179	}	3523	}
3180		3524
3181	sub reload_archetypes {	3525	sub reload_archetypes {
3182	load_resource_file "$DATADIR/archetypes"	3526	load_resource_file "$DATADIR/archetypes"
3183	or die "unable to load archetypes\n";	3527	or die "unable to load archetypes\n";
3184	#d# NEED to laod twice to resolve forward references
3185	# this really needs to be done in an extra post-pass
3186	# (which needs to be synchronous, so solve it differently)
3187	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";
3189	}	3528	}
3190		3529
3191	sub reload_treasures {	3530	sub reload_treasures {
3192	load_resource_file "$DATADIR/treasures"	3531	load_resource_file "$DATADIR/treasures"
3193	or die "unable to load treasurelists\n";	3532	or die "unable to load treasurelists\n";
3194	}	3533	}
3195		3534
		3535	sub reload_sound {
		3536	trace "loading sound config from $DATADIR/sound\n";
		3537
		3538	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3539	or die "$DATADIR/sound $!";
		3540
		3541	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3542
		3543	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3544	my $sound = $soundconf->{compat}[$_]
		3545	or next;
		3546
		3547	my $face = cf::face::find "sound/$sound->[1]";
		3548	cf::sound::set $sound->[0] => $face;
		3549	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3550	}
		3551
		3552	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3553	my $face = cf::face::find "sound/$v";
		3554	cf::sound::set $k => $face;
		3555	}
		3556	}
		3557
3196	sub reload_resources {	3558	sub reload_resources {
3197	warn "reloading resource files...\n";	3559	trace "reloading resource files...\n";
3198		3560
		3561	reload_exp_table;
		3562	reload_materials;
		3563	reload_facedata;
		3564	reload_sound;
		3565	reload_archetypes;
3199	reload_regions;	3566	reload_regions;
3200	reload_facedata;
3201	#reload_archetypes;#d#
3202	reload_archetypes;
3203	reload_treasures;	3567	reload_treasures;
3204		3568
3205	warn "finished reloading resource files\n";	3569	trace "finished reloading resource files\n";
3206	}
3207
3208	sub init {
3209	reload_resources;
3210	}	3570	}
3211		3571
3212	sub reload_config {	3572	sub reload_config {
3213	open my $fh, "<:utf8", "$CONFDIR/config"	3573	trace "reloading config file...\n";
3214	or return;
3215		3574
3216	local $/;	3575	0 < aio_load "$CONFDIR/config", my $config
3217	*CFG = YAML::Syck::Load <$fh>;	3576	or die "$CONFDIR/config: $!";
3218		3577
		3578	utf8::decode $config;
		3579	*CFG = yaml_load $config;
		3580
3219	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3581	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3220		3582
3221	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3583	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3222	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3584	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3223		3585
3224	if (exists $CFG{mlockall}) {	3586	if (exists $CFG{mlockall}) {
…		…
3228	};	3590	};
3229	warn $@ if $@;	3591	warn $@ if $@;
3230	}	3592	}
3231	}	3593	}
3232		3594
		3595	sub pidfile() {
		3596	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3597	or die "$PIDFILE: $!";
		3598	flock $fh, &Fcntl::LOCK_EX
		3599	or die "$PIDFILE: flock: $!";
		3600	$fh
		3601	}
		3602
		3603	# make sure only one server instance is running at any one time
		3604	sub atomic {
		3605	my $fh = pidfile;
		3606
		3607	my $pid = <$fh>;
		3608	kill 9, $pid if $pid > 0;
		3609
		3610	seek $fh, 0, 0;
		3611	print $fh $$;
		3612	}
		3613
		3614	sub main_loop {
		3615	trace "EV::loop starting\n";
		3616	if (1) {
		3617	EV::loop;
		3618	}
		3619	trace "EV::loop returned\n";
		3620	goto &main_loop unless $REALLY_UNLOOP;
		3621	}
		3622
3233	sub main {	3623	sub main {
		3624	cf::init_globals; # initialise logging
		3625
		3626	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3627	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3628	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3629	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3630
		3631	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3632
3234	# we must not ever block the main coroutine	3633	# we must not ever block the main coroutine
3235	local $Coro::idle = sub {	3634	local $Coro::idle = sub {
3236	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3635	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3237	(async {	3636	(async {
3238	$Coro::current->{desc} = "IDLE BUG HANDLER";	3637	$Coro::current->{desc} = "IDLE BUG HANDLER";
3239	Event::one_event;	3638	EV::loop EV::LOOP_ONESHOT;
3240	})->prio (Coro::PRIO_MAX);	3639	})->prio (Coro::PRIO_MAX);
3241	};	3640	};
3242		3641
		3642	evthread_start IO::AIO::poll_fileno;
		3643
		3644	cf::sync_job {
		3645	cf::incloader::init ();
		3646
		3647	cf::init_anim;
		3648	cf::init_attackmess;
		3649	cf::init_dynamic;
		3650
		3651	cf::load_settings;
		3652
		3653	reload_resources;
3243	reload_config;	3654	reload_config;
3244	db_init;	3655	db_init;
		3656
		3657	cf::init_uuid;
		3658	cf::init_signals;
		3659	cf::init_skills;
		3660
		3661	cf::init_beforeplay;
		3662
		3663	atomic;
		3664
3245	load_extensions;	3665	load_extensions;
3246		3666
3247	$TICK_WATCHER->start;	3667	utime time, time, $RUNTIMEFILE;
3248	Event::loop;	3668
		3669	# no (long-running) fork's whatsoever before this point(!)
		3670	use POSIX ();
		3671	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3672
		3673	cf::_post_init 0;
		3674	};
		3675
		3676	cf::object::thawer::errors_are_fatal 0;
		3677	info "parse errors in files are no longer fatal from this point on.\n";
		3678
		3679	my $free_main; $free_main = EV::idle sub {
		3680	undef $free_main;
		3681	undef &main; # free gobs of memory :)
		3682	};
		3683
		3684	goto &main_loop;
3249	}	3685	}
3250		3686
3251	#############################################################################	3687	#############################################################################
3252	# initialisation and cleanup	3688	# initialisation and cleanup
3253		3689
3254	# install some emergency cleanup handlers	3690	# install some emergency cleanup handlers
3255	BEGIN {	3691	BEGIN {
		3692	our %SIGWATCHER = ();
3256	for my $signal (qw(INT HUP TERM)) {	3693	for my $signal (qw(INT HUP TERM)) {
3257	Event->signal (	3694	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3258	reentrant => 0,
3259	data => WF_AUTOCANCEL,
3260	signal => $signal,
3261	prio => 0,
3262	cb => sub {
3263	cf::cleanup "SIG$signal";	3695	cf::cleanup "SIG$signal";
3264	},
3265	);	3696	};
3266	}	3697	}
3267	}	3698	}
3268		3699
3269	sub write_runtime {	3700	sub write_runtime_sync {
3270	my $runtime = "$LOCALDIR/runtime";	3701	my $t0 = AE::time;
3271		3702
3272	# first touch the runtime file to show we are still running:	3703	# first touch the runtime file to show we are still running:
3273	# the fsync below can take a very very long time.	3704	# the fsync below can take a very very long time.
3274		3705
3275	IO::AIO::aio_utime $runtime, undef, undef;	3706	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3276		3707
3277	my $guard = cf::lock_acquire "write_runtime";	3708	my $guard = cf::lock_acquire "write_runtime";
3278		3709
3279	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3710	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3280	or return;	3711	or return;
3281		3712
3282	my $value = $cf::RUNTIME + 90 + 10;	3713	my $value = $cf::RUNTIME + 90 + 10;
3283	# 10 is the runtime save interval, for a monotonic clock	3714	# 10 is the runtime save interval, for a monotonic clock
3284	# 60 allows for the watchdog to kill the server.	3715	# 60 allows for the watchdog to kill the server.
…		…
3294	aio_utime $fh, undef, undef;	3725	aio_utime $fh, undef, undef;
3295		3726
3296	close $fh	3727	close $fh
3297	or return;	3728	or return;
3298		3729
3299	aio_rename "$runtime~", $runtime	3730	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3300	and return;	3731	and return;
3301		3732
3302	warn "runtime file written.\n";	3733	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3303		3734
3304	1	3735	1
		3736	}
		3737
		3738	our $uuid_lock;
		3739	our $uuid_skip;
		3740
		3741	sub write_uuid_sync($) {
		3742	$uuid_skip ||= $_[0];
		3743
		3744	return if $uuid_lock;
		3745	local $uuid_lock = 1;
		3746
		3747	my $uuid = "$LOCALDIR/uuid";
		3748
		3749	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3750	or return;
		3751
		3752	my $value = uuid_seq uuid_cur;
		3753
		3754	unless ($value) {
		3755	info "cowardly refusing to write zero uuid value!\n";
		3756	return;
		3757	}
		3758
		3759	my $value = uuid_str $value + $uuid_skip;
		3760	$uuid_skip = 0;
		3761
		3762	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3763	and return;
		3764
		3765	# always fsync - this file is important
		3766	aio_fsync $fh
		3767	and return;
		3768
		3769	close $fh
		3770	or return;
		3771
		3772	aio_rename "$uuid~", $uuid
		3773	and return;
		3774
		3775	trace "uuid file written ($value).\n";
		3776
		3777	1
		3778
		3779	}
		3780
		3781	sub write_uuid($$) {
		3782	my ($skip, $sync) = @_;
		3783
		3784	$sync ? write_uuid_sync $skip
		3785	: async { write_uuid_sync $skip };
3305	}	3786	}
3306		3787
3307	sub emergency_save() {	3788	sub emergency_save() {
3308	my $freeze_guard = cf::freeze_mainloop;	3789	my $freeze_guard = cf::freeze_mainloop;
3309		3790
3310	warn "enter emergency perl save\n";	3791	info "emergency_perl_save: enter\n";
		3792
		3793	# this is a trade-off: we want to be very quick here, so
		3794	# save all maps without fsync, and later call a global sync
		3795	# (which in turn might be very very slow)
		3796	local $USE_FSYNC = 0;
3311		3797
3312	cf::sync_job {	3798	cf::sync_job {
		3799	cf::write_runtime_sync; # external watchdog should not bark
		3800
3313	# use a peculiar iteration method to avoid tripping on perl	3801	# use a peculiar iteration method to avoid tripping on perl
3314	# refcount bugs in for. also avoids problems with players	3802	# refcount bugs in for. also avoids problems with players
3315	# and maps saved/destroyed asynchronously.	3803	# and maps saved/destroyed asynchronously.
3316	warn "begin emergency player save\n";	3804	info "emergency_perl_save: begin player save\n";
3317	for my $login (keys %cf::PLAYER) {	3805	for my $login (keys %cf::PLAYER) {
3318	my $pl = $cf::PLAYER{$login} or next;	3806	my $pl = $cf::PLAYER{$login} or next;
3319	$pl->valid or next;	3807	$pl->valid or next;
3320	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3808	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3321	$pl->save;	3809	$pl->save;
3322	}	3810	}
3323	warn "end emergency player save\n";	3811	info "emergency_perl_save: end player save\n";
3324		3812
3325	warn "begin emergency map save\n";	3813	cf::write_runtime_sync; # external watchdog should not bark
		3814
		3815	info "emergency_perl_save: begin map save\n";
3326	for my $path (keys %cf::MAP) {	3816	for my $path (keys %cf::MAP) {
3327	my $map = $cf::MAP{$path} or next;	3817	my $map = $cf::MAP{$path} or next;
3328	$map->valid or next;	3818	$map->valid or next;
3329	$map->save;	3819	$map->save;
3330	}	3820	}
3331	warn "end emergency map save\n";	3821	info "emergency_perl_save: end map save\n";
3332		3822
3333	warn "begin emergency database checkpoint\n";	3823	cf::write_runtime_sync; # external watchdog should not bark
		3824
		3825	info "emergency_perl_save: begin database checkpoint\n";
3334	BDB::db_env_txn_checkpoint $DB_ENV;	3826	BDB::db_env_txn_checkpoint $DB_ENV;
3335	warn "end emergency database checkpoint\n";	3827	info "emergency_perl_save: end database checkpoint\n";
		3828
		3829	info "emergency_perl_save: begin write uuid\n";
		3830	write_uuid_sync 1;
		3831	info "emergency_perl_save: end write uuid\n";
		3832
		3833	cf::write_runtime_sync; # external watchdog should not bark
		3834
		3835	trace "emergency_perl_save: syncing database to disk";
		3836	BDB::db_env_txn_checkpoint $DB_ENV;
		3837
		3838	info "emergency_perl_save: starting sync\n";
		3839	IO::AIO::aio_sync sub {
		3840	info "emergency_perl_save: finished sync\n";
		3841	};
		3842
		3843	cf::write_runtime_sync; # external watchdog should not bark
		3844
		3845	trace "emergency_perl_save: flushing outstanding aio requests";
		3846	while (IO::AIO::nreqs || BDB::nreqs) {
		3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3848	}
		3849
		3850	cf::write_runtime_sync; # external watchdog should not bark
3336	};	3851	};
3337		3852
3338	warn "leave emergency perl save\n";	3853	info "emergency_perl_save: leave\n";
3339	}	3854	}
3340		3855
3341	sub post_cleanup {	3856	sub post_cleanup {
3342	my ($make_core) = @_;	3857	my ($make_core) = @_;
3343		3858
		3859	IO::AIO::flush;
		3860
3344	warn Carp::longmess "post_cleanup backtrace"	3861	error Carp::longmess "post_cleanup backtrace"
3345	if $make_core;	3862	if $make_core;
		3863
		3864	my $fh = pidfile;
		3865	unlink $PIDFILE if <$fh> == $$;
		3866	}
		3867
		3868	# a safer delete_package, copied from Symbol
		3869	sub clear_package($) {
		3870	my $pkg = shift;
		3871
		3872	# expand to full symbol table name if needed
		3873	unless ($pkg =~ /^main::.*::$/) {
		3874	$pkg = "main$pkg" if $pkg =~ /^::/;
		3875	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3876	$pkg .= '::' unless $pkg =~ /::$/;
		3877	}
		3878
		3879	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3880	my $stem_symtab = *{$stem}{HASH};
		3881
		3882	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3883	or return;
		3884
		3885	# clear all symbols
		3886	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3887	for my $name (keys %$leaf_symtab) {
		3888	_gv_clear *{"$pkg$name"};
		3889	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3890	}
3346	}	3891	}
3347		3892
3348	sub do_reload_perl() {	3893	sub do_reload_perl() {
3349	# can/must only be called in main	3894	# can/must only be called in main
3350	if ($Coro::current != $Coro::main) {	3895	unless (in_main) {
3351	warn "can only reload from main coroutine";	3896	error "can only reload from main coroutine";
3352	return;	3897	return;
3353	}	3898	}
3354		3899
3355	warn "reloading...";	3900	return if $RELOAD++;
3356		3901
3357	warn "entering sync_job";	3902	my $t1 = AE::time;
3358		3903
		3904	while ($RELOAD) {
		3905	cf::get_slot 0.1, -1, "reload_perl";
		3906	info "perl_reload: reloading...";
		3907
		3908	trace "perl_reload: entering sync_job";
		3909
3359	cf::sync_job {	3910	cf::sync_job {
3360	cf::write_runtime; # external watchdog should not bark
3361	cf::emergency_save;	3911	#cf::emergency_save;
3362	cf::write_runtime; # external watchdog should not bark
3363		3912
3364	warn "syncing database to disk";
3365	BDB::db_env_txn_checkpoint $DB_ENV;
3366
3367	# if anything goes wrong in here, we should simply crash as we already saved
3368
3369	warn "cancelling all WF_AUTOCANCEL watchers";
3370	for (Event::all_watchers) {
3371	$_->cancel if $_->data & WF_AUTOCANCEL;
3372	}
3373
3374	warn "flushing outstanding aio requests";
3375	for (;;) {
3376	BDB::flush;
3377	IO::AIO::flush;
3378	Coro::cede_notself;
3379	last unless IO::AIO::nreqs || BDB::nreqs;
3380	warn "iterate...";
3381	}
3382
3383	++$RELOAD;
3384
3385	warn "cancelling all extension coros";	3913	trace "perl_reload: cancelling all extension coros";
3386	$_->cancel for values %EXT_CORO;	3914	$_->cancel for values %EXT_CORO;
3387	%EXT_CORO = ();	3915	%EXT_CORO = ();
3388		3916
3389	warn "removing commands";	3917	trace "perl_reload: removing commands";
3390	%COMMAND = ();	3918	%COMMAND = ();
3391		3919
3392	warn "removing ext/exti commands";	3920	trace "perl_reload: removing ext/exti commands";
3393	%EXTCMD = ();	3921	%EXTCMD = ();
3394	%EXTICMD = ();	3922	%EXTICMD = ();
3395		3923
3396	warn "unloading/nuking all extensions";	3924	trace "perl_reload: unloading/nuking all extensions";
3397	for my $pkg (@EXTS) {	3925	for my $pkg (@EXTS) {
3398	warn "... unloading $pkg";	3926	trace "... unloading $pkg";
3399		3927
3400	if (my $cb = $pkg->can ("unload")) {	3928	if (my $cb = $pkg->can ("unload")) {
3401	eval {	3929	eval {
3402	$cb->($pkg);	3930	$cb->($pkg);
3403	1	3931	1
3404	} or warn "$pkg unloaded, but with errors: $@";	3932	} or error "$pkg unloaded, but with errors: $@";
		3933	}
		3934
		3935	trace "... clearing $pkg";
		3936	clear_package $pkg;
3405	}	3937	}
3406		3938
3407	warn "... nuking $pkg";
3408	Symbol::delete_package $pkg;
3409	}
3410
3411	warn "unloading all perl modules loaded from $LIBDIR";	3939	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3412	while (my ($k, $v) = each %INC) {	3940	while (my ($k, $v) = each %INC) {
3413	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3941	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3414		3942
3415	warn "... unloading $k";	3943	trace "... unloading $k";
3416	delete $INC{$k};	3944	delete $INC{$k};
3417		3945
3418	$k =~ s/\.pm$//;	3946	$k =~ s/\.pm$//;
3419	$k =~ s/\//::/g;	3947	$k =~ s/\//::/g;
3420		3948
3421	if (my $cb = $k->can ("unload_module")) {	3949	if (my $cb = $k->can ("unload_module")) {
3422	$cb->();	3950	$cb->();
		3951	}
		3952
		3953	clear_package $k;
3423	}	3954	}
3424		3955
3425	Symbol::delete_package $k;
3426	}
3427
3428	warn "getting rid of safe::, as good as possible";	3956	trace "perl_reload: getting rid of safe::, as good as possible";
3429	Symbol::delete_package "safe::$_"	3957	clear_package "safe::$_"
3430	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3958	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3431		3959
3432	warn "unloading cf.pm \"a bit\"";	3960	trace "perl_reload: unloading cf.pm \"a bit\"";
3433	delete $INC{"cf.pm"};	3961	delete $INC{"cf.pm"};
3434	delete $INC{"cf/pod.pm"};	3962	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3435		3963
3436	# don't, removes xs symbols, too,	3964	# don't, removes xs symbols, too,
3437	# and global variables created in xs	3965	# and global variables created in xs
3438	#Symbol::delete_package __PACKAGE__;	3966	#clear_package __PACKAGE__;
3439		3967
3440	warn "unload completed, starting to reload now";	3968	info "perl_reload: unload completed, starting to reload now";
3441		3969
3442	warn "reloading cf.pm";	3970	trace "perl_reload: reloading cf.pm";
3443	require cf;	3971	require cf;
3444	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3972	cf::_connect_to_perl_1;
3445		3973
3446	warn "loading config and database again";	3974	trace "perl_reload: loading config and database again";
3447	cf::reload_config;	3975	cf::reload_config;
3448		3976
3449	warn "loading extensions";	3977	trace "perl_reload: loading extensions";
3450	cf::load_extensions;	3978	cf::load_extensions;
3451		3979
		3980	if ($REATTACH_ON_RELOAD) {
3452	warn "reattaching attachments to objects/players";	3981	trace "perl_reload: reattaching attachments to objects/players";
3453	_global_reattach; # objects, sockets	3982	_global_reattach; # objects, sockets
3454	warn "reattaching attachments to maps";	3983	trace "perl_reload: reattaching attachments to maps";
3455	reattach $_ for values %MAP;	3984	reattach $_ for values %MAP;
3456	warn "reattaching attachments to players";	3985	trace "perl_reload: reattaching attachments to players";
3457	reattach $_ for values %PLAYER;	3986	reattach $_ for values %PLAYER;
		3987	}
3458		3988
3459	warn "leaving sync_job";	3989	cf::_post_init 1;
3460		3990
		3991	trace "perl_reload: leaving sync_job";
		3992
3461	1	3993	1
3462	} or do {	3994	} or do {
3463	warn $@;	3995	error $@;
3464	warn "error while reloading, exiting.";	3996	cf::cleanup "perl_reload: error, exiting.";
3465	exit 1;	3997	};
		3998
		3999	--$RELOAD;
3466	};	4000	}
3467		4001
3468	warn "reloaded";	4002	$t1 = AE::time - $t1;
		4003	info "perl_reload: completed in ${t1}s\n";
3469	};	4004	};
3470		4005
3471	our $RELOAD_WATCHER; # used only during reload	4006	our $RELOAD_WATCHER; # used only during reload
3472		4007
3473	sub reload_perl() {	4008	sub reload_perl() {
3474	# doing reload synchronously and two reloads happen back-to-back,	4009	# doing reload synchronously and two reloads happen back-to-back,
3475	# coro crashes during coro_state_free->destroy here.	4010	# coro crashes during coro_state_free->destroy here.
3476		4011
3477	$RELOAD_WATCHER ||= Event->timer (	4012	$RELOAD_WATCHER ||= cf::async {
3478	reentrant => 0,	4013	Coro::AIO::aio_wait cache_extensions;
3479	after => 0,	4014
3480	data => WF_AUTOCANCEL,	4015	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3481	cb => sub {
3482	do_reload_perl;	4016	do_reload_perl;
3483	undef $RELOAD_WATCHER;	4017	undef $RELOAD_WATCHER;
3484	},	4018	};
3485	);	4019	};
3486	}	4020	}
3487		4021
3488	register_command "reload" => sub {	4022	register_command "reload" => sub {
3489	my ($who, $arg) = @_;	4023	my ($who, $arg) = @_;
3490		4024
…		…
3495	reload_perl;	4029	reload_perl;
3496	};	4030	};
3497	}	4031	}
3498	};	4032	};
3499		4033
3500	unshift @INC, $LIBDIR;	4034	#############################################################################
3501		4035
3502	my $bug_warning = 0;	4036	my $bug_warning = 0;
3503		4037
3504	our @WAIT_FOR_TICK;	4038	our @WAIT_FOR_TICK;
3505	our @WAIT_FOR_TICK_BEGIN;	4039	our @WAIT_FOR_TICK_BEGIN;
3506		4040
3507	sub wait_for_tick {	4041	sub wait_for_tick() {
3508	return unless $TICK_WATCHER->is_active;
3509	return if $Coro::current == $Coro::main;	4042	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3510		4043
3511	my $signal = new Coro::Signal;	4044	my $signal = new Coro::Signal;
3512	push @WAIT_FOR_TICK, $signal;	4045	push @WAIT_FOR_TICK, $signal;
3513	$signal->wait;	4046	$signal->wait;
3514	}	4047	}
3515		4048
3516	sub wait_for_tick_begin {	4049	sub wait_for_tick_begin() {
3517	return unless $TICK_WATCHER->is_active;
3518	return if $Coro::current == $Coro::main;	4050	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3519		4051
3520	my $signal = new Coro::Signal;	4052	my $signal = new Coro::Signal;
3521	push @WAIT_FOR_TICK_BEGIN, $signal;	4053	push @WAIT_FOR_TICK_BEGIN, $signal;
3522	$signal->wait;	4054	$signal->wait;
3523	}	4055	}
3524		4056
3525	$TICK_WATCHER = Event->timer (	4057	sub tick {
3526	reentrant => 0,
3527	parked => 1,
3528	prio => 0,
3529	at => $NEXT_TICK || $TICK,
3530	data => WF_AUTOCANCEL,
3531	cb => sub {
3532	if ($Coro::current != $Coro::main) {	4058	if ($Coro::current != $Coro::main) {
3533	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4059	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3534	unless ++$bug_warning > 10;	4060	unless ++$bug_warning > 10;
3535	return;	4061	return;
3536	}	4062	}
3537		4063
3538	$NOW = $tick_start = Event::time;
3539
3540	cf::server_tick; # one server iteration	4064	cf::server_tick; # one server iteration
3541		4065
3542	$RUNTIME += $TICK;	4066	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3543	$NEXT_TICK += $TICK;
3544		4067
3545	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4068	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3546	$NEXT_RUNTIME_WRITE = $NOW + 10;	4069	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3547	Coro::async_pool {	4070	Coro::async_pool {
3548	$Coro::current->{desc} = "runtime saver";	4071	$Coro::current->{desc} = "runtime saver";
3549	write_runtime	4072	write_runtime_sync
3550	or warn "ERROR: unable to write runtime file: $!";	4073	or error "ERROR: unable to write runtime file: $!";
3551	};
3552	}	4074	};
		4075	}
3553		4076
3554	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4077	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3555	$sig->send;	4078	$sig->send;
3556	}	4079	}
3557	while (my $sig = shift @WAIT_FOR_TICK) {	4080	while (my $sig = shift @WAIT_FOR_TICK) {
3558	$sig->send;	4081	$sig->send;
3559	}	4082	}
3560		4083
3561	$NOW = Event::time;	4084	$LOAD = ($NOW - $TICK_START) / $TICK;
3562
3563	# if we are delayed by four ticks or more, skip them all
3564	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3565
3566	$TICK_WATCHER->at ($NEXT_TICK);
3567	$TICK_WATCHER->start;
3568
3569	$LOAD = ($NOW - $tick_start) / $TICK;
3570	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4085	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3571		4086
3572	_post_tick;	4087	if (0) {
		4088	if ($NEXT_TICK) {
		4089	my $jitter = $TICK_START - $NEXT_TICK;
		4090	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4091	debug "jitter $JITTER\n";#d#
		4092	}
3573	},	4093	}
3574	);	4094	}
3575		4095
3576	{	4096	{
		4097	# configure BDB
		4098
3577	BDB::min_parallel 8;	4099	BDB::min_parallel 16;
3578	BDB::max_poll_time $TICK * 0.1;	4100	BDB::max_poll_reqs $TICK * 0.1;
3579	$BDB_POLL_WATCHER = Event->io (	4101	$AnyEvent::BDB::WATCHER->priority (1);
3580	reentrant => 0,
3581	fd => BDB::poll_fileno,
3582	poll => 'r',
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => \&BDB::poll_cb,
3586	);
3587
3588	BDB::set_sync_prepare {
3589	my $status;
3590	my $current = $Coro::current;
3591	(
3592	sub {
3593	$status = $!;
3594	$current->ready; undef $current;
3595	},
3596	sub {
3597	Coro::schedule while defined $current;
3598	$! = $status;
3599	},
3600	)
3601	};
3602		4102
3603	unless ($DB_ENV) {	4103	unless ($DB_ENV) {
3604	$DB_ENV = BDB::db_env_create;	4104	$DB_ENV = BDB::db_env_create;
3605	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4105	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3606	| BDB::LOG_AUTOREMOVE, 1);	4106	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4107	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3607	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4108	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3608	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4109	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3609		4110
3610	cf::sync_job {	4111	cf::sync_job {
3611	eval {	4112	eval {
…		…
3621		4122
3622	cf::cleanup "db_env_open(db): $@" if $@;	4123	cf::cleanup "db_env_open(db): $@" if $@;
3623	};	4124	};
3624	}	4125	}
3625		4126
3626	$BDB_DEADLOCK_WATCHER = Event->timer (	4127	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3627	after => 3,
3628	interval => 1,
3629	hard => 1,
3630	prio => 0,
3631	data => WF_AUTOCANCEL,
3632	cb => sub {
3633	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4128	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3634	},
3635	);	4129	};
3636	$BDB_CHECKPOINT_WATCHER = Event->timer (	4130	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3637	after => 11,
3638	interval => 60,
3639	hard => 1,
3640	prio => 0,
3641	data => WF_AUTOCANCEL,
3642	cb => sub {
3643	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4131	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3644	},
3645	);	4132	};
3646	$BDB_TRICKLE_WATCHER = Event->timer (	4133	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3647	after => 5,
3648	interval => 10,
3649	hard => 1,
3650	prio => 0,
3651	data => WF_AUTOCANCEL,
3652	cb => sub {
3653	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4134	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3654	},
3655	);	4135	};
3656	}	4136	}
3657		4137
3658	{	4138	{
		4139	# configure IO::AIO
		4140
3659	IO::AIO::min_parallel 8;	4141	IO::AIO::min_parallel 8;
3660
3661	undef $Coro::AIO::WATCHER;
3662	IO::AIO::max_poll_time $TICK * 0.1;	4142	IO::AIO::max_poll_time $TICK * 0.1;
3663	$AIO_POLL_WATCHER = Event->io (	4143	undef $AnyEvent::AIO::WATCHER;
3664	reentrant => 0,
3665	data => WF_AUTOCANCEL,
3666	fd => IO::AIO::poll_fileno,
3667	poll => 'r',
3668	prio => 0,
3669	cb => \&IO::AIO::poll_cb,
3670	);
3671	}	4144	}
3672		4145
3673	my $_log_backtrace;	4146	our $_log_backtrace;
		4147	our $_log_backtrace_last;
3674		4148
3675	sub _log_backtrace {	4149	sub _log_backtrace {
3676	my ($msg, @addr) = @_;	4150	my ($msg, @addr) = @_;
3677		4151
3678	$msg =~ s/\n//;	4152	$msg =~ s/\n$//;
3679		4153
		4154	if ($_log_backtrace_last eq $msg) {
		4155	LOG llevInfo, "[ABT] $msg\n";
		4156	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3680	# limit the # of concurrent backtraces	4157	# limit the # of concurrent backtraces
3681	if ($_log_backtrace < 2) {	4158	} elsif ($_log_backtrace < 2) {
		4159	$_log_backtrace_last = $msg;
3682	++$_log_backtrace;	4160	++$_log_backtrace;
		4161	my $perl_bt = Carp::longmess $msg;
3683	async {	4162	async {
3684	$Coro::current->{desc} = "abt $msg";	4163	$Coro::current->{desc} = "abt $msg";
3685		4164
3686	my @bt = fork_call {	4165	my @bt = fork_call {
3687	@addr = map { sprintf "%x", $_ } @addr;	4166	@addr = map { sprintf "%x", $_ } @addr;
…		…
3698	}	4177	}
3699		4178
3700	@funcs	4179	@funcs
3701	};	4180	};
3702		4181
3703	LOG llevInfo, "[ABT] $msg\n";	4182	LOG llevInfo, "[ABT] $perl_bt\n";
		4183	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3704	LOG llevInfo, "[ABT] $_\n" for @bt;	4184	LOG llevInfo, "[ABT] $_\n" for @bt;
3705	--$_log_backtrace;	4185	--$_log_backtrace;
3706	};	4186	};
3707	} else {	4187	} else {
3708	LOG llevInfo, "[ABT] $msg\n";	4188	LOG llevInfo, "[ABT] $msg\n";
3709	LOG llevInfo, "[ABT] [suppressed]\n";	4189	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3710	}	4190	}
3711	}	4191	}
3712		4192
3713	# load additional modules	4193	# load additional modules
3714	use cf::pod;	4194	require "cf/$_.pm" for @EXTRA_MODULES;
		4195	cf::_connect_to_perl_2;
3715		4196
3716	END { cf::emergency_save }	4197	END { cf::emergency_save }
3717		4198
3718	1	4199	1
3719		4200

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