ViewVC Help

View File | Revision Log | Show Annotations | Download File

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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.372 by root, Sat Sep 15 13:25:33 2007 UTC vs.
Revision 1.553 by root, Tue May 18 21:30:16 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	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 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
267		404
268	=item cf::lock_wait $string	405	=item cf::lock_wait $string
269		406
270	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
271		408
272	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
273		410
274	Wait until the given lock is available and then acquires it and returns	411	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,	412	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	413	for example when the coroutine gets canceled), the lock is automatically
277	returned.	414	returned.
278		415
279	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	417	deadlocked coro.
…		…
286		423
287	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
288		425
289	=cut	426	=cut
290		427
291	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		429
294	sub lock_wait($) {	430	sub lock_wait($) {
295	my ($key) = @_;	431	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	432	}
308		433
309	sub lock_acquire($) {	434	sub lock_acquire($) {
310	my ($key) = @_;	435	$LOCKS->guard ($_[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	}	436	}
324		437
325	sub lock_active($) {	438	sub lock_active($) {
326	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	440	}
330		441
331	sub freeze_mainloop {	442	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
333		444
334	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	446	}
336	};	447
337	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
338	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
339	}	461	}
340		462
341	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
342		464
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		473
352	=cut	474	=cut
353		475
354	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
356		479
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
		482	$Coro::current->desc ("timeslot manager");
		483
359	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
360		486
361	while () {	487	while () {
362	next_job:	488	next_job:
		489
363	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	491
365	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	496	$job->[2]->send;
369	Coro::cede;	497	Coro::cede;
370	goto next_job;	498	goto next_job;
371	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	501	}
373	}	502	}
374		503
375	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	507	$signal->wait;
379	} else {	508	} else {
		509	$busy = 0;
380	Coro::schedule;	510	Coro::schedule;
381	}	511	}
382	}	512	}
383	};	513	};
384		514
385	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
386	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
387		519
388	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
389	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
390		523
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
404		537
405	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
406		539
407	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
408		541
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	545	acceptable.
413		546
414	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
419	=cut	552	=cut
420		553
421	sub sync_job(&) {	554	sub sync_job(&) {
422	my ($job) = @_;	555	my ($job) = @_;
423		556
424	if ($Coro::current == $Coro::main) {	557	if (in_main) {
425	my $time = Event::time;	558	my $time = AE::time;
426		559
427	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
429		562
430	# TODO: use suspend/resume instead	563	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	564
432	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
433		566
434	my $busy = 1;	567	my $busy = 1;
435	my @res;	568	my @res;
436		569
437	(async {	570	(async {
		571	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	572	@res = eval { $job->() };
439	warn $@ if $@;	573	error $@ if $@;
440	undef $busy;	574	undef $busy;
441	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
442		576
443	while ($busy) {	577	while ($busy) {
444	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
445	}	582	}
		583	}
446		584
447	$time = Event::time - $time;	585	my $time = AE::time - $time;
448		586
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
453		588
454	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
455	} else {	590	} else {
456	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
457		592
…		…
477	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
478		613
479	$coro	614	$coro
480	}	615	}
481		616
482	=item fork_call { }, $args	617	=item fork_call { }, @args
483		618
484	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
488		623
489	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
490		629
491	sub fork_call(&@) {	630	sub fork_call(&@) {
492	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
493		632
494	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
495	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
497		636
498	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
499	reset_signals;	638	cf::post_fork;
500	&$cb	639	&$cb
501	}, @args;	640	} @args;
502		641
503	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
504	}	681	}
505		682
506	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
507		684
508	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
518	within each server.	695	within each server.
519		696
520	=cut	697	=cut
521		698
522	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
523	my ($name) = @_;	703	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
525		705
526	eval {	706	eval {
527	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
537	}	717	}
538		718
539	our $DB;	719	our $DB;
540		720
541	sub db_init {	721	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	722	$DB ||= db_table "db";
544	};
545	}	723	}
546		724
547	sub db_get($$) {	725	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
549		727
550	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
551	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
552		732
553	$! ? ()	733	$! ? ()
554	: $data	734	: $data
555	}
556	}	735	}
557		736
558	sub db_put($$$) {	737	sub db_put($$$) {
559	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
616		795
617	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	797	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
620		799
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		801
623	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
626		805
…		…
636		815
637	=cut	816	=cut
638		817
639	sub datalog($@) {	818	sub datalog($@) {
640	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	821	}
643		822
644	=back	823	=back
645		824
646	=cut	825	=cut
647		826
648	#############################################################################	827	#############################################################################
649		828
650	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
651		830
652	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
655		834
656	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	837	Deliantra).
659		838
660	=over 4	839	=over 4
661		840
662	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
663		842
…		…
707	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
708		887
709	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
711		890
712	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
714		893
715	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
716		895
717	=over 4	896	=over 4
…		…
841		1020
842	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1023
845	} elsif (ref $type) {	1024	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
847		1026
848	} else {	1027	} else {
849	shift @arg;	1028	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
851	}	1030	}
852	}	1031	}
853	}	1032	}
854		1033
855	sub _object_attach {	1034	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
866	}	1045	}
867		1046
868	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
869	} else {	1048	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1050	}
872		1051
873	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
874	}	1053	}
875		1054
…		…
934		1113
935	for (@$callbacks) {	1114	for (@$callbacks) {
936	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
937		1116
938	if ($@) {	1117	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1119	override;
942	}	1120	}
943		1121
944	return 1 if $override;	1122	return 1 if $override;
945	}	1123	}
946		1124
947	0	1125	0
948	}	1126	}
949		1127
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1129
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1131
954	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
955		1133
…		…
961		1139
962	=cut	1140	=cut
963		1141
964	#############################################################################	1142	#############################################################################
965	# object support	1143	# object support
966	#
967		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
968	sub _can_merge {	1178	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
970		1180
971	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1182
975	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
976	}	1185	}
977		1186
978	sub reattach {	1187	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1189	my ($obj) = @_;
981		1190
		1191	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1193
984	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
985		1195
986	@$registry = ();	1196	@$registry = ();
987		1197
…		…
992	for (@$attach) {	1202	for (@$attach) {
993	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
995	}	1205	}
996	} else {	1206	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1208	}
999	}	1209	}
1000	}	1210	}
1001		1211
1002	cf::attachable->attach (	1212	cf::attachable->attach (
1003	prio => -1000000,	1213	prio => -1000000,
1004	on_instantiate => sub {	1214	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1006		1216
1007	$data = from_json $data;	1217	$data = decode_json $data;
1008		1218
1009	for (@$data) {	1219	for (@$data) {
1010	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1011		1221
1012	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1026	);	1236	);
1027		1237
1028	sub object_freezer_save {	1238	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1030		1240
1031	my $guard = cf::lock_acquire "io";
1032
1033	sync_job {	1241	sync_job {
1034	if (length $$rdata) {	1242	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1038		1247
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1253	aio_fsync $fh;
		1254	}
1043	close $fh;	1255	aio_close $fh;
1044		1256
1045	if (@$objs) {	1257	if (@$objs) {
1046	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1047	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1050	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1264	aio_fsync $fh;
		1265	}
1051	close $fh;	1266	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1268	}
1054	} else {	1269	} else {
1055	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1056	}	1271	}
1057		1272
1058	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1277	} else {
1060	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1061	}	1279	}
1062	} else {	1280	} else {
1063	aio_unlink $filename;	1281	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1065	}	1283	}
1066	};	1284	};
1067
1068	undef $guard;
1069	}	1285	}
1070		1286
1071	sub object_freezer_as_string {	1287	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1288	my ($rdata, $objs) = @_;
1073		1289
…		…
1078		1294
1079	sub object_thawer_load {	1295	sub object_thawer_load {
1080	my ($filename) = @_;	1296	my ($filename) = @_;
1081		1297
1082	my ($data, $av);	1298	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1299
1086	(aio_load $filename, $data) >= 0	1300	(aio_load $filename, $data) >= 0
1087	or return;	1301	or return;
1088		1302
1089	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1305	or return;
1092		1306
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1095	}	1309	}
1096		1310
1097	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1100		1315
1101	($data, $av)	1316	($data, $av)
1102	}	1317	}
1103		1318
1104	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1161		1376
1162	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1163	}	1378	}
1164		1379
		1380	use File::Glob ();
		1381
1165	cf::player->attach (	1382	cf::player->attach (
1166	on_command => sub {	1383	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1168		1385
1169	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1170	or return;	1387	or return;
1171		1388
…		…
1194		1411
1195	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1413	if $reply;
1197		1414
1198	} else {	1415	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1417	}
1201		1418
1202	cf::override;	1419	cf::override;
1203	},	1420	},
1204	);	1421	);
1205		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1206	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1207	cf::sync_job {	1439	cf::sync_job {
1208	my %todo;	1440	my %todo;
1209		1441
1210	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1443	next unless -r $path;
…		…
1229		1461
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1464
1233	$ext{source} =	1465	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1236	. $source	1468	. $source
1237	. "\n};\n1";	1469	. "\n};\n1";
1238		1470
1239	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1240	}	1472	}
1241		1473
		1474	my $pass = 0;
1242	my %done;	1475	my %done;
1243	while (%todo) {	1476	while (%todo) {
1244	my $progress;	1477	my $progress;
1245		1478
		1479	++$pass;
		1480
		1481	ext:
1246	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1484	next ext
1249	unless exists $done{$_};	1485	unless exists $done{$_};
1250	}	1486	}
1251		1487
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1489
1254	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1259	warn $msg;	1497
1260	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1499	delete $todo{$k};
1262	}	1500	} else {
1263		1501	$done{$k} = delete $todo{$k};
1264	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1265	}	1507	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1508	}
1271		1509
1272	skip:	1510	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1275	}	1518	}
1276	};	1519	};
1277	}	1520	}
1278		1521
1279	#############################################################################	1522	#############################################################################
1280		1523
1281	=back	1524	=back
1282		1525
1283	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1284		1527
1285	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1286		1529
1287	=cut	1530	=cut
1288		1531
1289	package cf::player;	1532	package cf::player;
1290		1533
…		…
1333		1576
1334	sub exists($) {	1577	sub exists($) {
1335	my ($login) = @_;	1578	my ($login) = @_;
1336		1579
1337	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1339	}	1582	}
1340		1583
1341	sub find($) {	1584	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1586	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1599	or return;
1357		1600
1358	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1359	or return;	1602	or return;
		1603
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1363	}	1607	}
1364	}	1608	}
1365	}	1609	}
1366		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1367	sub save($) {	1624	sub save($) {
1368	my ($pl) = @_;	1625	my ($pl) = @_;
1369		1626
1370	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1371		1628
…		…
1374		1631
1375	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1376		1633
1377	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1641
1380	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1643	cf::cede_to_tick;
1382	}	1644	}
1383		1645
…		…
1415	my ($pl) = @_;	1677	my ($pl) = @_;
1416		1678
1417	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1418		1680
1419	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1683
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1425	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1426		1692
1427	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1467		1733
1468	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1469	my $path = path $login;	1735	my $path = path $login;
1470		1736
1471	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1743	}
1477		1744
…		…
1481		1748
1482	\@logins	1749	\@logins
1483	}	1750	}
1484		1751
1485	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1486		1755
1487	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1488	player. May block.	1757	player. May block.
1489		1758
1490	=cut	1759	=cut
…		…
1508	}	1777	}
1509		1778
1510	\@paths	1779	\@paths
1511	}	1780	}
1512		1781
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1783
1515	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1785
1564	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1565		1787
1566	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1567		1789
…		…
1599		1821
1600	=cut	1822	=cut
1601		1823
1602	sub find_by_path($) {	1824	sub find_by_path($) {
1603	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1604		1828
1605	my ($match, $specificity);	1829	my ($match, $specificity);
1606		1830
1607	for my $region (list) {	1831	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1636		1860
1637	sub generate_random_map {	1861	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1639	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1867	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1869	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1870	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1871	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1872	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1873	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1874	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1662		1889
1663	sub register {	1890	sub register {
1664	my (undef, $regex, $prio) = @_;	1891	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1892	my $pkg = caller;
1666		1893
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1894	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1895
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1896	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1897	}
1672		1898
1673	# also paths starting with '/'	1899	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1900	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1901
1676	sub thawer_merge {	1902	sub thawer_merge {
1677	my ($self, $merge) = @_;	1903	my ($self, $merge) = @_;
1678		1904
1679	# we have to keep some variables in memory intact	1905	# we have to keep some variables in memory intact
…		…
1684	}	1910	}
1685		1911
1686	sub normalise {	1912	sub normalise {
1687	my ($path, $base) = @_;	1913	my ($path, $base) = @_;
1688		1914
1689	$path = "$path"; # make sure its a string	1915	$path = "$path"; # make sure it's a string
1690		1916
1691	$path =~ s/\.map$//;	1917	$path =~ s/\.map$//;
1692		1918
1693	# map plan:	1919	# map plan:
1694	#	1920	#
…		…
1709	$base =~ s{[^/]+/?$}{};	1935	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1936	$path = "$base/$path";
1711	}	1937	}
1712		1938
1713	for ($path) {	1939	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1940	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1941	redo if s{/[^/]+/\.\./}{/};
1717	}	1942	}
1718		1943
1719	$path	1944	$path
…		…
1733	$self->init; # pass $1 etc.	1958	$self->init; # pass $1 etc.
1734	return $self;	1959	return $self;
1735	}	1960	}
1736	}	1961	}
1737		1962
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1963	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1964	()
1740	}	1965	}
1741		1966
1742	sub init {	1967	sub init {
1743	my ($self) = @_;	1968	my ($self) = @_;
…		…
1765		1990
1766	# the temporary/swap location	1991	# the temporary/swap location
1767	sub save_path {	1992	sub save_path {
1768	my ($self) = @_;	1993	my ($self) = @_;
1769		1994
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1995	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1996	"$TMPDIR/$path.map"
1772	}	1997	}
1773		1998
1774	# the unique path, undef == no special unique path	1999	# the unique path, undef == no special unique path
1775	sub uniq_path {	2000	sub uniq_path {
1776	my ($self) = @_;	2001	my ($self) = @_;
1777		2002
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2003	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2004	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2005	}
1790		2006
1791	sub decay_objects {	2007	sub decay_objects {
1792	my ($self) = @_;	2008	my ($self) = @_;
1793		2009
…		…
1875		2091
1876	sub find;	2092	sub find;
1877	sub find {	2093	sub find {
1878	my ($path, $origin) = @_;	2094	my ($path, $origin) = @_;
1879		2095
		2096	cf::cede_to_tick;
		2097
1880	$path = normalise $path, $origin && $origin->path;	2098	$path = normalise $path, $origin && $origin->path;
1881		2099
1882	cf::lock_wait "map_data:$path";#d#remove	2100	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2101	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2102
1885	$cf::MAP{$path} || do {	2103	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2104	my $map = new_from_path cf::map $path
1890	or return;	2105	or return;
1891		2106
1892	$map->{last_save} = $cf::RUNTIME;	2107	$map->{last_save} = $cf::RUNTIME;
1893		2108
…		…
1895	or return;	2110	or return;
1896		2111
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2112	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2113	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2114	#$cf::WAIT_FOR_TICK->wait;
		2115	undef $guard2;
1900	undef $guard1;	2116	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2117	$map->reset;
1903	return find $path;	2118	return find $path;
1904	}	2119	}
1905		2120
1906	$cf::MAP{$path} = $map	2121	$cf::MAP{$path} = $map
1907	}	2122	}
1908	}	2123	}
1909		2124
1910	sub pre_load { }	2125	sub pre_load { }
1911	sub post_load { }	2126	#sub post_load { } # XS
1912		2127
1913	sub load {	2128	sub load {
1914	my ($self) = @_;	2129	my ($self) = @_;
1915		2130
1916	local $self->{deny_reset} = 1; # loading can take a long time	2131	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2148	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2149	$f->skip_block;
1935	$self->_load_objects ($f)	2150	$self->_load_objects ($f)
1936	or return;	2151	or return;
1937		2152
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2153	$self->post_load_original
1939	if delete $self->{load_original};	2154	if delete $self->{load_original};
1940		2155
1941	if (my $uniq = $self->uniq_path) {	2156	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2157	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2158	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2176	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2177	$self->decay_objects;
1963	$self->fix_auto_apply;	2178	$self->fix_auto_apply;
1964	$self->update_buttons;	2179	$self->update_buttons;
1965	cf::cede_to_tick;	2180	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2181	$self->activate;
1969	}	2182	}
1970		2183
1971	$self->{last_save} = $cf::RUNTIME;	2184	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2185	$self->last_access ($cf::RUNTIME);
1973		2186
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2187	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2188	}
1976		2189
1977	$self->post_load;	2190	$self->post_load;
1978	}
1979		2191
		2192	1
		2193	}
		2194
		2195	# customize the map for a given player, i.e.
		2196	# return the _real_ map. used by e.g. per-player
		2197	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2198	sub customise_for {
1981	my ($self, $ob) = @_;	2199	my ($self, $ob) = @_;
1982		2200
1983	return find "~" . $ob->name . "/" . $self->{path}	2201	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2202	if $self->per_player;
…		…
2000	or next;	2218	or next;
2001	$neigh = find $neigh, $map	2219	$neigh = find $neigh, $map
2002	or next;	2220	or next;
2003	$neigh->load;	2221	$neigh->load;
2004		2222
		2223	# now find the diagonal neighbours
2005	push @neigh,	2224	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2225	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2226	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2227	}
2009		2228
…		…
2016	}	2235	}
2017		2236
2018	sub find_sync {	2237	sub find_sync {
2019	my ($path, $origin) = @_;	2238	my ($path, $origin) = @_;
2020		2239
2021	cf::sync_job { find $path, $origin }	2240	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2241	if $Coro::current == $Coro::main;
		2242
		2243	find $path, $origin
2022	}	2244	}
2023		2245
2024	sub do_load_sync {	2246	sub do_load_sync {
2025	my ($map) = @_;	2247	my ($map) = @_;
2026		2248
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2249	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2250	if $Coro::current == $Coro::main;
2029		2251
2030	cf::sync_job { $map->load };	2252	$map->load;
2031	}	2253	}
2032		2254
2033	our %MAP_PREFETCH;	2255	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2256	our $MAP_PREFETCHER = undef;
2035		2257
…		…
2037	my ($path, $origin, $load) = @_;	2259	my ($path, $origin, $load) = @_;
2038		2260
2039	$path = normalise $path, $origin && $origin->{path};	2261	$path = normalise $path, $origin && $origin->{path};
2040		2262
2041	if (my $map = $cf::MAP{$path}) {	2263	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2264	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2265	}
2044		2266
2045	$MAP_PREFETCH{$path} |= $load;	2267	$MAP_PREFETCH{$path} |= $load;
2046		2268
2047	$MAP_PREFETCHER ||= cf::async {	2269	$MAP_PREFETCHER ||= cf::async {
		2270	$Coro::current->{desc} = "map prefetcher";
		2271
2048	while (%MAP_PREFETCH) {	2272	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2273	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2274	if (my $map = find $k) {
2051	$map->load if $v;	2275	$map->load if $v;
2052	}	2276	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2283	$MAP_PREFETCHER->prio (6);
2060		2284
2061	()	2285	()
2062	}	2286	}
2063		2287
		2288	# common code, used by both ->save and ->swapout
2064	sub save {	2289	sub _save {
2065	my ($self) = @_;	2290	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2291
2069	$self->{last_save} = $cf::RUNTIME;	2292	$self->{last_save} = $cf::RUNTIME;
2070		2293
2071	return unless $self->dirty;	2294	return unless $self->dirty;
2072		2295
…		…
2078	return if $self->{deny_save};	2301	return if $self->{deny_save};
2079		2302
2080	local $self->{last_access} = $self->last_access;#d#	2303	local $self->{last_access} = $self->last_access;#d#
2081		2304
2082	cf::async {	2305	cf::async {
		2306	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2307	$_->contr->save for $self->players;
2084	};	2308	};
		2309
		2310	cf::get_slot 0.02;
2085		2311
2086	if ($uniq) {	2312	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2313	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2314	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2315	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2316	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2317	}
2092	}	2318	}
2093		2319
		2320	sub save {
		2321	my ($self) = @_;
		2322
		2323	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2324
		2325	$self->_save;
		2326	}
		2327
2094	sub swap_out {	2328	sub swap_out {
2095	my ($self) = @_;	2329	my ($self) = @_;
2096		2330
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2332
		2333	return if $self->in_memory != cf::MAP_ACTIVE;
		2334	return if $self->{deny_save};
2102	return if $self->players;	2335	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2336
		2337	# first deactivate the map and "unlink" it from the core
		2338	$self->deactivate;
		2339	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2340	$self->in_memory (cf::MAP_SWAPPED);
		2341
		2342	# then atomically save
		2343	$self->_save;
		2344
		2345	# then free the map
		2346	$self->clear;
		2347	}
		2348
		2349	sub reset_at {
		2350	my ($self) = @_;
		2351
		2352	# TODO: safety, remove and allow resettable per-player maps
		2353	return 1e99 if $self->{deny_reset};
		2354
		2355	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2356	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2357
		2358	$time + $to
		2359	}
		2360
		2361	sub should_reset {
		2362	my ($self) = @_;
		2363
		2364	$self->reset_at <= $cf::RUNTIME
		2365	}
		2366
		2367	sub reset {
		2368	my ($self) = @_;
		2369
		2370	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2371
		2372	return if $self->players;
		2373
		2374	cf::trace "resetting map ", $self->path, "\n";
		2375
		2376	$self->in_memory (cf::MAP_SWAPPED);
		2377
		2378	# need to save uniques path
		2379	unless ($self->{deny_save}) {
		2380	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2381
		2382	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2383	if $uniq;
		2384	}
		2385
		2386	delete $cf::MAP{$self->path};
2107		2387
2108	$self->deactivate;	2388	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2389	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2390	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2391
2156	$self->unlink_save;	2392	$self->unlink_save;
2157	$self->destroy;	2393	$self->destroy;
2158	}	2394	}
2159		2395
…		…
2167		2403
2168	delete $cf::MAP{$self->path};	2404	delete $cf::MAP{$self->path};
2169		2405
2170	$self->unlink_save;	2406	$self->unlink_save;
2171		2407
2172	bless $self, "cf::map";	2408	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2409	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2410	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2411	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2412	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2413
…		…
2226		2462
2227	sub unique_maps() {	2463	sub unique_maps() {
2228	[	2464	[
2229	map {	2465	map {
2230	utf8::decode $_;	2466	utf8::decode $_;
2231	/\.map$/	2467	s/\.map$//; # TODO future compatibility hack
		2468	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2469	? ()
2232	? normalise $_	2470	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2471	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2472	]
2236	}	2473	}
2237		2474
2238	package cf;	2475	=item cf::map::static_maps
		2476
		2477	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2478	file in the shared directory excluding F</styles> and F</editor>). May
		2479	block.
		2480
		2481	=cut
		2482
		2483	sub static_maps() {
		2484	my @dirs = "";
		2485	my @maps;
		2486
		2487	while (@dirs) {
		2488	my $dir = shift @dirs;
		2489
		2490	next if $dir eq "/styles" || $dir eq "/editor";
		2491
		2492	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2493	or return;
		2494
		2495	for (@$files) {
		2496	s/\.map$// or next;
		2497	utf8::decode $_;
		2498	push @maps, "$dir/$_";
		2499	}
		2500
		2501	push @dirs, map "$dir/$_", @$dirs;
		2502	}
		2503
		2504	\@maps
		2505	}
2239		2506
2240	=back	2507	=back
2241		2508
2242	=head3 cf::object	2509	=head3 cf::object
2243		2510
…		…
2247		2514
2248	=over 4	2515	=over 4
2249		2516
2250	=item $ob->inv_recursive	2517	=item $ob->inv_recursive
2251		2518
2252	Returns the inventory of the object _and_ their inventories, recursively.	2519	Returns the inventory of the object I<and> their inventories, recursively,
		2520	but I<not> the object itself.
2253		2521
2254	=cut	2522	=cut
2255		2523
2256	sub inv_recursive_;	2524	sub inv_recursive_;
2257	sub inv_recursive_ {	2525	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2530	inv_recursive_ inv $_[0]
2263	}	2531	}
2264		2532
2265	=item $ref = $ob->ref	2533	=item $ref = $ob->ref
2266		2534
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2535	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2536
2269	=item $ob = cf::object::deref ($refstring)	2537	=item $ob = cf::object::deref ($refstring)
2270		2538
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2539	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2540	even if the object actually exists. May block.
…		…
2274	=cut	2542	=cut
2275		2543
2276	sub deref {	2544	sub deref {
2277	my ($ref) = @_;	2545	my ($ref) = @_;
2278		2546
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2547	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2548	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2549	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2550	or return;
2286	$pl->ob->uuid eq $uuid	2551	$pl->ob->uuid eq $uuid
2287	or return;	2552	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2572	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2573	dialogue with the given NPC character.
2309		2574
2310	=cut	2575	=cut
2311		2576
		2577	our $SAY_CHANNEL = {
		2578	id => "say",
		2579	title => "Map",
		2580	reply => "say ",
		2581	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2582	};
		2583
		2584	our $CHAT_CHANNEL = {
		2585	id => "chat",
		2586	title => "Chat",
		2587	reply => "chat ",
		2588	tooltip => "Player chat and shouts, global to the server.",
		2589	};
		2590
2312	# rough implementation of a future "reply" method that works	2591	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2592	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2593	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2594	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2595	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2606	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2607	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2608
2330	} else {	2609	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2610	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2611	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2612	}
2334	}	2613	}
2335	}	2614	}
2336		2615
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2616	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2641
2363	=item $player_object->enter_link	2642	=item $player_object->enter_link
2364		2643
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2644	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2645
2367	The player should be reasonably safe there for short amounts of time. You	2646	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2647	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2648	though, as the player cannot control the character while it is on the link
		2649	map.
2369		2650
2370	Will never block.	2651	Will never block.
2371		2652
2372	=item $player_object->leave_link ($map, $x, $y)	2653	=item $player_object->leave_link ($map, $x, $y)
2373		2654
…		…
2393	sub cf::object::player::enter_link {	2674	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2675	my ($self) = @_;
2395		2676
2396	$self->deactivate_recursive;	2677	$self->deactivate_recursive;
2397		2678
		2679	++$self->{_link_recursion};
		2680
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2681	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2682
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2683	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2684	if $self->map && $self->map->{path} ne "{link}";
2402		2685
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2686	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2687	}
2405		2688
2406	sub cf::object::player::leave_link {	2689	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2690	my ($self, $map, $x, $y) = @_;
2408		2691
…		…
2425	($x, $y) = (-1, -1)	2708	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2709	unless (defined $x) && (defined $y);
2427		2710
2428	# use -1 or undef as default coordinates, not 0, 0	2711	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2712	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2713	if $x <= 0 && $y <= 0;
2431		2714
2432	$map->load;	2715	$map->load;
2433	$map->load_neighbours;	2716	$map->load_neighbours;
2434		2717
2435	return unless $self->contr->active;	2718	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2719
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2720	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2721	if ($self->enter_map ($map, $x, $y)) {
2440	}	2722	# entering was successful
		2723	delete $self->{_link_recursion};
		2724	# only activate afterwards, to support waiting in hooks
		2725	$self->activate_recursive;
		2726	}
2441		2727
		2728	}
		2729
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2730	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2731
2444	Moves the player to the given map-path and coordinates by first freezing	2732	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2733	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2734	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2735	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2736	be called at the end of this process.
2449		2737
		2738	Note that $check will be called with a potentially non-loaded map, so if
		2739	it needs a loaded map it has to call C<< ->load >>.
		2740
2450	=cut	2741	=cut
2451		2742
2452	our $GOTOGEN;	2743	our $GOTOGEN;
2453		2744
2454	sub cf::object::player::goto {	2745	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2746	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2747
		2748	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2749	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2750	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2751	($path, $x, $y) = @$EMERGENCY_POSITION;
		2752	}
		2753
2457	# do generation counting so two concurrent goto's will be executed in-order	2754	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2755	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2756
2460	$self->enter_link;	2757	$self->enter_link;
2461		2758
2462	(async {	2759	(async {
		2760	$Coro::current->{desc} = "player::goto $path $x $y";
		2761
2463	# *tag paths override both path and x|y	2762	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2763	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2764	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2765	my $ob = $obs[rand @obs];
2467		2766
…		…
2482	my $map = eval {	2781	my $map = eval {
2483	my $map = defined $path ? cf::map::find $path : undef;	2782	my $map = defined $path ? cf::map::find $path : undef;
2484		2783
2485	if ($map) {	2784	if ($map) {
2486	$map = $map->customise_for ($self);	2785	$map = $map->customise_for ($self);
2487	$map = $check->($map) if $check && $map;	2786	$map = $check->($map, $x, $y, $self) if $check && $map;
2488	} else {	2787	} else {
2489	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2788	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2490	}	2789	}
2491		2790
2492	$map	2791	$map
…		…
2500	if ($gen == $self->{_goto_generation}) {	2799	if ($gen == $self->{_goto_generation}) {
2501	delete $self->{_goto_generation};	2800	delete $self->{_goto_generation};
2502	$self->leave_link ($map, $x, $y);	2801	$self->leave_link ($map, $x, $y);
2503	}	2802	}
2504		2803
2505	$done->() if $done;	2804	$done->($self) if $done;
2506	})->prio (1);	2805	})->prio (1);
2507	}	2806	}
2508		2807
2509	=item $player_object->enter_exit ($exit_object)	2808	=item $player_object->enter_exit ($exit_object)
2510		2809
…		…
2530	}	2829	}
2531		2830
2532	sub prepare_random_map {	2831	sub prepare_random_map {
2533	my ($exit) = @_;	2832	my ($exit) = @_;
2534		2833
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2834	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2835	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2836	# that depends on the exit object
2540		2837
2541	my $rmp = parse_random_map_params $exit->msg;	2838	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2840	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2841	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2842	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2843	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2844	$rmp->{origin_y} = $exit->y;
		2845
		2846	$exit->map->touch;
2548	}	2847	}
2549		2848
2550	$rmp->{random_seed} ||= $exit->random_seed;	2849	$rmp->{random_seed} ||= $exit->random_seed;
2551		2850
2552	my $data = cf::to_json $rmp;	2851	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2852	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2853	my $meta = "$RANDOMDIR/$md5.meta";
2555		2854
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2855	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2856	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2857	undef $fh;
2559	aio_rename "$meta~", $meta;	2858	aio_rename "$meta~", $meta;
2560		2859
		2860	my $slaying = "?random/$md5";
		2861
		2862	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2863	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2864	$exit->msg (undef);
		2865	}
2563	}	2866	}
2564	}	2867	}
2565		2868
2566	sub cf::object::player::enter_exit {	2869	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2870	my ($self, $exit) = @_;
2568		2871
2569	return unless $self->type == cf::PLAYER;	2872	return unless $self->type == cf::PLAYER;
2570		2873
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2874	$self->enter_link;
2583		2875
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2876	(async {
2589	$self->deactivate_recursive; # just to be sure	2877	$Coro::current->{desc} = "enter_exit";
		2878
2590	unless (eval {	2879	unless (eval {
		2880	$self->deactivate_recursive; # just to be sure
		2881
		2882	# random map handling
		2883	{
		2884	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2885
		2886	prepare_random_map $exit
		2887	if $exit->slaying eq "/!";
		2888	}
		2889
		2890	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2891	my $x = $exit->stats->hp;
		2892	my $y = $exit->stats->sp;
		2893
2591	$self->goto ($slaying, $hp, $sp);	2894	$self->goto ($map, $x, $y);
2592		2895
		2896	# if exit is damned, update players death & WoR home-position
		2897	$self->contr->savebed ($map, $x, $y)
		2898	if $exit->flag (cf::FLAG_DAMNED);
		2899
2593	1;	2900	1
2594	}) {	2901	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	2902	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	2903	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	2904	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	2905	cf::NDI_UNIQUE | cf::NDI_RED);
2599		2906
2600	warn "ERROR in enter_exit: $@";	2907	error "ERROR in enter_exit: $@";
2601	$self->leave_link;	2908	$self->leave_link;
2602	}	2909	}
2603	})->prio (1);	2910	})->prio (1);
2604	}	2911	}
2605		2912
…		…
2617	sub cf::client::send_drawinfo {	2924	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	2925	my ($self, $text, $flags) = @_;
2619		2926
2620	utf8::encode $text;	2927	utf8::encode $text;
2621	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2928	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2929	}
		2930
		2931	=item $client->send_big_packet ($pkt)
		2932
		2933	Like C<send_packet>, but tries to compress large packets, and fragments
		2934	them as required.
		2935
		2936	=cut
		2937
		2938	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2939
		2940	sub cf::client::send_big_packet {
		2941	my ($self, $pkt) = @_;
		2942
		2943	# try lzf for large packets
		2944	$pkt = "lzf " . Compress::LZF::compress $pkt
		2945	if 1024 <= length $pkt and $self->{can_lzf};
		2946
		2947	# split very large packets
		2948	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2949	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2950	$pkt = "frag";
		2951	}
		2952
		2953	$self->send_packet ($pkt);
2622	}	2954	}
2623		2955
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	2956	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		2957
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	2958	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	2960	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	2961	the message unless the client supports the msg packet.
2630		2962
2631	=cut	2963	=cut
2632		2964
		2965	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	2966	our %CHANNEL = (
		2967	"c/motd" => {
		2968	id => "infobox",
		2969	title => "MOTD",
		2970	reply => undef,
		2971	tooltip => "The message of the day",
		2972	},
2634	"c/identify" => {	2973	"c/identify" => {
2635	id => "identify",	2974	id => "infobox",
2636	title => "Identify",	2975	title => "Identify",
2637	reply => undef,	2976	reply => undef,
2638	tooltip => "Items recently identified",	2977	tooltip => "Items recently identified",
2639	},	2978	},
2640	"c/examine" => {	2979	"c/examine" => {
2641	id => "examine",	2980	id => "infobox",
2642	title => "Examine",	2981	title => "Examine",
2643	reply => undef,	2982	reply => undef,
2644	tooltip => "Signs and other items you examined",	2983	tooltip => "Signs and other items you examined",
2645	},	2984	},
		2985	"c/shopinfo" => {
		2986	id => "infobox",
		2987	title => "Shop Info",
		2988	reply => undef,
		2989	tooltip => "What your bargaining skill tells you about the shop",
		2990	},
		2991	"c/book" => {
		2992	id => "infobox",
		2993	title => "Book",
		2994	reply => undef,
		2995	tooltip => "The contents of a note or book",
		2996	},
		2997	"c/lookat" => {
		2998	id => "infobox",
		2999	title => "Look",
		3000	reply => undef,
		3001	tooltip => "What you saw there",
		3002	},
		3003	"c/who" => {
		3004	id => "infobox",
		3005	title => "Players",
		3006	reply => undef,
		3007	tooltip => "Shows players who are currently online",
		3008	},
		3009	"c/body" => {
		3010	id => "infobox",
		3011	title => "Body Parts",
		3012	reply => undef,
		3013	tooltip => "Shows which body parts you posess and are available",
		3014	},
		3015	"c/statistics" => {
		3016	id => "infobox",
		3017	title => "Statistics",
		3018	reply => undef,
		3019	tooltip => "Shows your primary statistics",
		3020	},
		3021	"c/skills" => {
		3022	id => "infobox",
		3023	title => "Skills",
		3024	reply => undef,
		3025	tooltip => "Shows your experience per skill and item power",
		3026	},
		3027	"c/shopitems" => {
		3028	id => "infobox",
		3029	title => "Shop Items",
		3030	reply => undef,
		3031	tooltip => "Shows the items currently for sale in this shop",
		3032	},
		3033	"c/resistances" => {
		3034	id => "infobox",
		3035	title => "Resistances",
		3036	reply => undef,
		3037	tooltip => "Shows your resistances",
		3038	},
		3039	"c/pets" => {
		3040	id => "infobox",
		3041	title => "Pets",
		3042	reply => undef,
		3043	tooltip => "Shows information abotu your pets/a specific pet",
		3044	},
		3045	"c/perceiveself" => {
		3046	id => "infobox",
		3047	title => "Perceive Self",
		3048	reply => undef,
		3049	tooltip => "You gained detailed knowledge about yourself",
		3050	},
		3051	"c/uptime" => {
		3052	id => "infobox",
		3053	title => "Uptime",
		3054	reply => undef,
		3055	tooltip => "How long the server has been running since last restart",
		3056	},
		3057	"c/mapinfo" => {
		3058	id => "infobox",
		3059	title => "Map Info",
		3060	reply => undef,
		3061	tooltip => "Information related to the maps",
		3062	},
		3063	"c/party" => {
		3064	id => "party",
		3065	title => "Party",
		3066	reply => "gsay ",
		3067	tooltip => "Messages and chat related to your party",
		3068	},
		3069	"c/death" => {
		3070	id => "death",
		3071	title => "Death",
		3072	reply => undef,
		3073	tooltip => "Reason for and more info about your most recent death",
		3074	},
		3075	"c/say" => $SAY_CHANNEL,
		3076	"c/chat" => $CHAT_CHANNEL,
2646	);	3077	);
2647		3078
2648	sub cf::client::send_msg {	3079	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	3080	my ($self, $channel, $msg, $color, @extra) = @_;
2650		3081
2651	$msg = $self->pl->expand_cfpod ($msg);	3082	$msg = $self->pl->expand_cfpod ($msg)
		3083	unless $color & cf::NDI_VERBATIM;
2652		3084
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	3085	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		3086
2655	# check predefined channels, for the benefit of C	3087	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3088	if ($CHANNEL{$channel}) {
		3089	$channel = $CHANNEL{$channel};
2657		3090
		3091	$self->ext_msg (channel_info => $channel);
		3092	$channel = $channel->{id};
		3093
2658	if (ref $channel) {	3094	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	3095	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	3096	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	3097	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	3098	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	3099	}
2665		3100
2666	$channel = $channel->{id};	3101	$channel = $channel->{id};
2667	}	3102	}
2668		3103
2669	return unless @extra || length $msg;	3104	return unless @extra || length $msg;
2670		3105
2671	if ($self->can_msg) {
2672	# default colour, mask it out	3106	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3107	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	3108	if $color & cf::NDI_DEF;
2675		3109
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	3110	my $pkt = "msg "
		3111	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3112	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	3113	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		3114
2690	$color &= cf::NDI_COLOR_MASK;	3115	$self->send_big_packet ($pkt);
2691
2692	utf8::encode $msg;
2693
2694	if (0 && $msg =~ /\[/) {
2695	# COMMAND/INFO
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}
2703	}	3116	}
2704		3117
2705	=item $client->ext_msg ($type, @msg)	3118	=item $client->ext_msg ($type, @msg)
2706		3119
2707	Sends an ext event to the client.	3120	Sends an ext event to the client.
…		…
2710		3123
2711	sub cf::client::ext_msg($$@) {	3124	sub cf::client::ext_msg($$@) {
2712	my ($self, $type, @msg) = @_;	3125	my ($self, $type, @msg) = @_;
2713		3126
2714	if ($self->extcmd == 2) {	3127	if ($self->extcmd == 2) {
2715	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3128	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2716	} elsif ($self->extcmd == 1) { # TODO: remove	3129	} elsif ($self->extcmd == 1) { # TODO: remove
2717	push @msg, msgtype => "event_$type";	3130	push @msg, msgtype => "event_$type";
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3131	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2719	}	3132	}
2720	}	3133	}
2721		3134
2722	=item $client->ext_reply ($msgid, @msg)	3135	=item $client->ext_reply ($msgid, @msg)
2723		3136
…		…
2727		3140
2728	sub cf::client::ext_reply($$@) {	3141	sub cf::client::ext_reply($$@) {
2729	my ($self, $id, @msg) = @_;	3142	my ($self, $id, @msg) = @_;
2730		3143
2731	if ($self->extcmd == 2) {	3144	if ($self->extcmd == 2) {
2732	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3145	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2733	} elsif ($self->extcmd == 1) {	3146	} elsif ($self->extcmd == 1) {
2734	#TODO: version 1, remove	3147	#TODO: version 1, remove
2735	unshift @msg, msgtype => "reply", msgid => $id;	3148	unshift @msg, msgtype => "reply", msgid => $id;
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3149	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2737	}	3150	}
2738	}	3151	}
2739		3152
2740	=item $success = $client->query ($flags, "text", \&cb)	3153	=item $success = $client->query ($flags, "text", \&cb)
2741		3154
…		…
2812		3225
2813	$ns->ext_reply ($reply, @reply)	3226	$ns->ext_reply ($reply, @reply)
2814	if $reply;	3227	if $reply;
2815		3228
2816	} else {	3229	} else {
2817	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3230	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2818	}	3231	}
2819		3232
2820	cf::override;	3233	cf::override;
2821	},	3234	},
2822	);	3235	);
…		…
2842		3255
2843	$coro	3256	$coro
2844	}	3257	}
2845		3258
2846	cf::client->attach (	3259	cf::client->attach (
2847	on_destroy => sub {	3260	on_client_destroy => sub {
2848	my ($ns) = @_;	3261	my ($ns) = @_;
2849		3262
2850	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3263	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2851	},	3264	},
2852	);	3265	);
…		…
2868	our $safe_hole = new Safe::Hole;	3281	our $safe_hole = new Safe::Hole;
2869		3282
2870	$SIG{FPE} = 'IGNORE';	3283	$SIG{FPE} = 'IGNORE';
2871		3284
2872	$safe->permit_only (Opcode::opset qw(	3285	$safe->permit_only (Opcode::opset qw(
2873	:base_core :base_mem :base_orig :base_math	3286	:base_core :base_mem :base_orig :base_math :base_loop
2874	grepstart grepwhile mapstart mapwhile	3287	grepstart grepwhile mapstart mapwhile
2875	sort time	3288	sort time
2876	));	3289	));
2877		3290
2878	# here we export the classes and methods available to script code	3291	# here we export the classes and methods available to script code
…		…
2880	=pod	3293	=pod
2881		3294
2882	The following functions and methods are available within a safe environment:	3295	The following functions and methods are available within a safe environment:
2883		3296
2884	cf::object	3297	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3298	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3299	insert remove name archname title slaying race decrease split
		3300	value
2887		3301
2888	cf::object::player	3302	cf::object::player
2889	player	3303	player
2890		3304
2891	cf::player	3305	cf::player
…		…
2896		3310
2897	=cut	3311	=cut
2898		3312
2899	for (	3313	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3314	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3315	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3316	decrease split destroy change_exp value msg lore send_msg)],
2903	["cf::object::player" => qw(player)],	3317	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3318	["cf::player" => qw(peaceful send_msg)],
2905	["cf::map" => qw(trigger)],	3319	["cf::map" => qw(trigger)],
2906	) {	3320	) {
2907	no strict 'refs';
2908	my ($pkg, @funs) = @$_;	3321	my ($pkg, @funs) = @$_;
2909	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3322	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2910	for @funs;	3323	for @funs;
2911	}	3324	}
2912		3325
…		…
2927		3340
2928	my $qcode = $code;	3341	my $qcode = $code;
2929	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3342	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2930	$qcode =~ s/\n/\\n/g;	3343	$qcode =~ s/\n/\\n/g;
2931		3344
		3345	%vars = (_dummy => 0) unless %vars;
		3346
		3347	my @res;
2932	local $_;	3348	local $_;
2933	local @safe::cf::_safe_eval_args = values %vars;
2934		3349
2935	my $eval =	3350	my $eval =
2936	"do {\n"	3351	"do {\n"
2937	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3352	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2938	. "#line 0 \"{$qcode}\"\n"	3353	. "#line 0 \"{$qcode}\"\n"
2939	. $code	3354	. $code
2940	. "\n}"	3355	. "\n}"
2941	;	3356	;
2942		3357
		3358	if ($CFG{safe_eval}) {
2943	sub_generation_inc;	3359	sub_generation_inc;
		3360	local @safe::cf::_safe_eval_args = values %vars;
2944	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3361	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2945	sub_generation_inc;	3362	sub_generation_inc;
		3363	} else {
		3364	local @cf::_safe_eval_args = values %vars;
		3365	@res = wantarray ? eval eval : scalar eval $eval;
		3366	}
2946		3367
2947	if ($@) {	3368	if ($@) {
2948	warn "$@";	3369	warn "$@",
2949	warn "while executing safe code '$code'\n";	3370	"while executing safe code '$code'\n",
2950	warn "with arguments " . (join " ", %vars) . "\n";	3371	"with arguments " . (join " ", %vars) . "\n";
2951	}	3372	}
2952		3373
2953	wantarray ? @res : $res[0]	3374	wantarray ? @res : $res[0]
2954	}	3375	}
2955		3376
…		…
2969	=cut	3390	=cut
2970		3391
2971	sub register_script_function {	3392	sub register_script_function {
2972	my ($fun, $cb) = @_;	3393	my ($fun, $cb) = @_;
2973		3394
2974	no strict 'refs';	3395	$fun = "safe::$fun" if $CFG{safe_eval};
2975	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3396	*$fun = $safe_hole->wrap ($cb);
2976	}	3397	}
2977		3398
2978	=back	3399	=back
2979		3400
2980	=cut	3401	=cut
…		…
2989	# for this (global event?)	3410	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
2991		3412
2992	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2993		3414
2994	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
2995		3416
2996	my $facedata;
2997	0 < aio_load $path, $facedata	3417	0 < aio_load $path, my $facedata
2998	or die "$path: $!";	3418	or die "$path: $!";
2999		3419
3000	$facedata = Coro::Storable::thaw $facedata;	3420	$facedata = Coro::Storable::thaw $facedata;
3001		3421
3002	$facedata->{version} == 2	3422	$facedata->{version} == 2
3003	or cf::cleanup "$path: version mismatch, cannot proceed.";	3423	or cf::cleanup "$path: version mismatch, cannot proceed.";
3004		3424
3005	# patch in the exptable	3425	# patch in the exptable
		3426	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3006	$facedata->{resource}{"res/exp_table"} = {	3427	$facedata->{resource}{"res/exp_table"} = {
3007	type => FT_RSRC,	3428	type => FT_RSRC,
3008	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3429	data => $exp_table,
		3430	hash => (Digest::MD5::md5 $exp_table),
3009	};	3431	};
3010	cf::cede_to_tick;	3432	cf::cede_to_tick;
3011		3433
3012	{	3434	{
3013	my $faces = $facedata->{faceinfo};	3435	my $faces = $facedata->{faceinfo};
3014		3436
3015	while (my ($face, $info) = each %$faces) {	3437	while (my ($face, $info) = each %$faces) {
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3438	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3439
3017	cf::face::set_visibility $idx, $info->{visibility};	3440	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3441	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3442	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3020	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3443	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3021		3444
3022	cf::cede_to_tick;	3445	cf::cede_to_tick;
3023	}	3446	}
3024		3447
3025	while (my ($face, $info) = each %$faces) {	3448	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3449	next unless $info->{smooth};
		3450
3027	my $idx = cf::face::find $face	3451	my $idx = cf::face::find $face
3028	or next;	3452	or next;
		3453
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3454	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3455	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3456	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3457	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3458	error "smooth face '$info->{smooth}' not found for face '$face'";
3034	}	3459	}
3035		3460
3036	cf::cede_to_tick;	3461	cf::cede_to_tick;
3037	}	3462	}
3038	}	3463	}
…		…
3047		3472
3048	cf::anim::invalidate_all; # d'oh	3473	cf::anim::invalidate_all; # d'oh
3049	}	3474	}
3050		3475
3051	{	3476	{
3052	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3477	my $res = $facedata->{resource};
3055		3478
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($name, $info) = each %$res) {	3479	while (my ($name, $info) = each %$res) {
		3480	if (defined $info->{type}) {
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3481	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;
3061		3482
3062	if ($info->{type} & 1) {	3483	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3063	# prepend meta info	3484	cf::face::set_type $idx, $info->{type};
3064
3065	my $meta = $enc->encode ({
3066	name => $name,
3067	%{ $info->{meta} || {} },
3068	});
3069
3070	$data = pack "(w/a*)*", $meta, $info->{data};
3071	} else {	3485	} else {
3072	$data = $info->{data};	3486	$RESOURCE{$name} = $info; # unused
3073	}	3487	}
3074		3488
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3489	cf::cede_to_tick;
3079	}	3490	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3491	}
		3492
		3493	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3494
3100	1	3495	1
3101	}	3496	}
3102		3497
3103	register_exticmd fx_want => sub {	3498	register_exticmd fx_want => sub {
…		…
3105		3500
3106	while (my ($k, $v) = each %$want) {	3501	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3502	$ns->fx_want ($k, $v);
3108	}	3503	}
3109	};	3504	};
		3505
		3506	sub load_resource_file($) {
		3507	my $guard = lock_acquire "load_resource_file";
		3508
		3509	my $status = load_resource_file_ $_[0];
		3510	get_slot 0.1, 100;
		3511	cf::arch::commit_load;
		3512
		3513	$status
		3514	}
3110		3515
3111	sub reload_regions {	3516	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3518	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3533	}
3129		3534
3130	sub reload_archetypes {	3535	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3536	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3537	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references
3134	# this really needs to be done in an extra post-pass
3135	# (which needs to be synchronous, so solve it differently)
3136	load_resource_file "$DATADIR/archetypes"
3137	or die "unable to load archetypes\n";
3138	}	3538	}
3139		3539
3140	sub reload_treasures {	3540	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3541	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3542	or die "unable to load treasurelists\n";
3143	}	3543	}
3144		3544
		3545	sub reload_sound {
		3546	trace "loading sound config from $DATADIR/sound\n";
		3547
		3548	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3549	or die "$DATADIR/sound $!";
		3550
		3551	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3552
		3553	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3554	my $sound = $soundconf->{compat}[$_]
		3555	or next;
		3556
		3557	my $face = cf::face::find "sound/$sound->[1]";
		3558	cf::sound::set $sound->[0] => $face;
		3559	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3560	}
		3561
		3562	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3563	my $face = cf::face::find "sound/$v";
		3564	cf::sound::set $k => $face;
		3565	}
		3566	}
		3567
3145	sub reload_resources {	3568	sub reload_resources {
3146	warn "reloading resource files...\n";	3569	trace "reloading resource files...\n";
3147		3570
		3571	reload_exp_table;
		3572	reload_materials;
		3573	reload_facedata;
		3574	reload_sound;
		3575	reload_archetypes;
3148	reload_regions;	3576	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3577	reload_treasures;
3153		3578
3154	warn "finished reloading resource files\n";	3579	trace "finished reloading resource files\n";
3155	}
3156
3157	sub init {
3158	reload_resources;
3159	}	3580	}
3160		3581
3161	sub reload_config {	3582	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3583	trace "reloading config file...\n";
3163	or return;
3164		3584
3165	local $/;	3585	0 < aio_load "$CONFDIR/config", my $config
3166	*CFG = YAML::Syck::Load <$fh>;	3586	or die "$CONFDIR/config: $!";
3167		3587
		3588	utf8::decode $config;
		3589	*CFG = yaml_load $config;
		3590
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3591	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3169		3592
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3593	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3594	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3172		3595
3173	if (exists $CFG{mlockall}) {	3596	if (exists $CFG{mlockall}) {
…		…
3177	};	3600	};
3178	warn $@ if $@;	3601	warn $@ if $@;
3179	}	3602	}
3180	}	3603	}
3181		3604
		3605	sub pidfile() {
		3606	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3607	or die "$PIDFILE: $!";
		3608	flock $fh, &Fcntl::LOCK_EX
		3609	or die "$PIDFILE: flock: $!";
		3610	$fh
		3611	}
		3612
		3613	# make sure only one server instance is running at any one time
		3614	sub atomic {
		3615	my $fh = pidfile;
		3616
		3617	my $pid = <$fh>;
		3618	kill 9, $pid if $pid > 0;
		3619
		3620	seek $fh, 0, 0;
		3621	print $fh $$;
		3622	}
		3623
		3624	sub main_loop {
		3625	trace "EV::loop starting\n";
		3626	if (1) {
		3627	EV::loop;
		3628	}
		3629	trace "EV::loop returned\n";
		3630	goto &main_loop unless $REALLY_UNLOOP;
		3631	}
		3632
3182	sub main {	3633	sub main {
		3634	cf::init_globals; # initialise logging
		3635
		3636	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3637	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3638	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3639	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3640
		3641	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3642
3183	# we must not ever block the main coroutine	3643	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3644	local $Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3645	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3646	(async {
3187	Event::one_event;	3647	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3648	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3649	})->prio (Coro::PRIO_MAX);
3189	};	3650	};
3190		3651
		3652	evthread_start IO::AIO::poll_fileno;
		3653
		3654	cf::sync_job {
		3655	cf::incloader::init ();
		3656
		3657	cf::init_anim;
		3658	cf::init_attackmess;
		3659	cf::init_dynamic;
		3660
		3661	cf::load_settings;
		3662
		3663	reload_resources;
3191	reload_config;	3664	reload_config;
3192	db_init;	3665	db_init;
		3666
		3667	cf::init_uuid;
		3668	cf::init_signals;
		3669	cf::init_skills;
		3670
		3671	cf::init_beforeplay;
		3672
		3673	atomic;
		3674
3193	load_extensions;	3675	load_extensions;
3194		3676
3195	$TICK_WATCHER->start;	3677	utime time, time, $RUNTIMEFILE;
3196	Event::loop;	3678
		3679	# no (long-running) fork's whatsoever before this point(!)
		3680	use POSIX ();
		3681	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3682
		3683	cf::_post_init 0;
		3684	};
		3685
		3686	cf::object::thawer::errors_are_fatal 0;
		3687	info "parse errors in files are no longer fatal from this point on.\n";
		3688
		3689	my $free_main; $free_main = EV::idle sub {
		3690	undef $free_main;
		3691	undef &main; # free gobs of memory :)
		3692	};
		3693
		3694	goto &main_loop;
3197	}	3695	}
3198		3696
3199	#############################################################################	3697	#############################################################################
3200	# initialisation and cleanup	3698	# initialisation and cleanup
3201		3699
3202	# install some emergency cleanup handlers	3700	# install some emergency cleanup handlers
3203	BEGIN {	3701	BEGIN {
		3702	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3703	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3704	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3705	cf::cleanup "SIG$signal";
3212	},
3213	);	3706	};
3214	}	3707	}
3215	}	3708	}
3216		3709
3217	sub write_runtime {	3710	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3711	my $t0 = AE::time;
3219		3712
3220	# first touch the runtime file to show we are still running:	3713	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3714	# the fsync below can take a very very long time.
3222		3715
3223	IO::AIO::aio_utime $runtime, undef, undef;	3716	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3717
3225	my $guard = cf::lock_acquire "write_runtime";	3718	my $guard = cf::lock_acquire "write_runtime";
3226		3719
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3720	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3228	or return;	3721	or return;
3229		3722
3230	my $value = $cf::RUNTIME + 90 + 10;	3723	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3724	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3725	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3735	aio_utime $fh, undef, undef;
3243		3736
3244	close $fh	3737	close $fh
3245	or return;	3738	or return;
3246		3739
3247	aio_rename "$runtime~", $runtime	3740	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3741	and return;
3249		3742
3250	warn "runtime file written.\n";	3743	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3251		3744
3252	1	3745	1
		3746	}
		3747
		3748	our $uuid_lock;
		3749	our $uuid_skip;
		3750
		3751	sub write_uuid_sync($) {
		3752	$uuid_skip ||= $_[0];
		3753
		3754	return if $uuid_lock;
		3755	local $uuid_lock = 1;
		3756
		3757	my $uuid = "$LOCALDIR/uuid";
		3758
		3759	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3760	or return;
		3761
		3762	my $value = uuid_seq uuid_cur;
		3763
		3764	unless ($value) {
		3765	info "cowardly refusing to write zero uuid value!\n";
		3766	return;
		3767	}
		3768
		3769	my $value = uuid_str $value + $uuid_skip;
		3770	$uuid_skip = 0;
		3771
		3772	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3773	and return;
		3774
		3775	# always fsync - this file is important
		3776	aio_fsync $fh
		3777	and return;
		3778
		3779	close $fh
		3780	or return;
		3781
		3782	aio_rename "$uuid~", $uuid
		3783	and return;
		3784
		3785	trace "uuid file written ($value).\n";
		3786
		3787	1
		3788
		3789	}
		3790
		3791	sub write_uuid($$) {
		3792	my ($skip, $sync) = @_;
		3793
		3794	$sync ? write_uuid_sync $skip
		3795	: async { write_uuid_sync $skip };
3253	}	3796	}
3254		3797
3255	sub emergency_save() {	3798	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3799	my $freeze_guard = cf::freeze_mainloop;
3257		3800
3258	warn "enter emergency perl save\n";	3801	info "emergency_perl_save: enter\n";
		3802
		3803	# this is a trade-off: we want to be very quick here, so
		3804	# save all maps without fsync, and later call a global sync
		3805	# (which in turn might be very very slow)
		3806	local $USE_FSYNC = 0;
3259		3807
3260	cf::sync_job {	3808	cf::sync_job {
		3809	cf::write_runtime_sync; # external watchdog should not bark
		3810
3261	# use a peculiar iteration method to avoid tripping on perl	3811	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	3812	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	3813	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	3814	info "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	3815	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	3816	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	3817	$pl->valid or next;
		3818	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	3819	$pl->save;
3269	}	3820	}
3270	warn "end emergency player save\n";	3821	info "emergency_perl_save: end player save\n";
3271		3822
3272	warn "begin emergency map save\n";	3823	cf::write_runtime_sync; # external watchdog should not bark
		3824
		3825	info "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	3826	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	3827	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	3828	$map->valid or next;
3276	$map->save;	3829	$map->save;
3277	}	3830	}
3278	warn "end emergency map save\n";	3831	info "emergency_perl_save: end map save\n";
3279		3832
3280	warn "begin emergency database checkpoint\n";	3833	cf::write_runtime_sync; # external watchdog should not bark
		3834
		3835	info "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	3836	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	3837	info "emergency_perl_save: end database checkpoint\n";
		3838
		3839	info "emergency_perl_save: begin write uuid\n";
		3840	write_uuid_sync 1;
		3841	info "emergency_perl_save: end write uuid\n";
		3842
		3843	cf::write_runtime_sync; # external watchdog should not bark
		3844
		3845	trace "emergency_perl_save: syncing database to disk";
		3846	BDB::db_env_txn_checkpoint $DB_ENV;
		3847
		3848	info "emergency_perl_save: starting sync\n";
		3849	IO::AIO::aio_sync sub {
		3850	info "emergency_perl_save: finished sync\n";
		3851	};
		3852
		3853	cf::write_runtime_sync; # external watchdog should not bark
		3854
		3855	trace "emergency_perl_save: flushing outstanding aio requests";
		3856	while (IO::AIO::nreqs || BDB::nreqs) {
		3857	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3858	}
		3859
		3860	cf::write_runtime_sync; # external watchdog should not bark
3283	};	3861	};
3284		3862
3285	warn "leave emergency perl save\n";	3863	info "emergency_perl_save: leave\n";
3286	}	3864	}
3287		3865
3288	sub post_cleanup {	3866	sub post_cleanup {
3289	my ($make_core) = @_;	3867	my ($make_core) = @_;
3290		3868
		3869	IO::AIO::flush;
		3870
3291	warn Carp::longmess "post_cleanup backtrace"	3871	error Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	3872	if $make_core;
		3873
		3874	my $fh = pidfile;
		3875	unlink $PIDFILE if <$fh> == $$;
		3876	}
		3877
		3878	# a safer delete_package, copied from Symbol
		3879	sub clear_package($) {
		3880	my $pkg = shift;
		3881
		3882	# expand to full symbol table name if needed
		3883	unless ($pkg =~ /^main::.*::$/) {
		3884	$pkg = "main$pkg" if $pkg =~ /^::/;
		3885	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3886	$pkg .= '::' unless $pkg =~ /::$/;
		3887	}
		3888
		3889	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3890	my $stem_symtab = *{$stem}{HASH};
		3891
		3892	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3893	or return;
		3894
		3895	# clear all symbols
		3896	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3897	for my $name (keys %$leaf_symtab) {
		3898	_gv_clear *{"$pkg$name"};
		3899	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3900	}
3293	}	3901	}
3294		3902
3295	sub do_reload_perl() {	3903	sub do_reload_perl() {
3296	# can/must only be called in main	3904	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	3905	unless (in_main) {
3298	warn "can only reload from main coroutine";	3906	error "can only reload from main coroutine";
3299	return;	3907	return;
3300	}	3908	}
3301		3909
3302	warn "reloading...";	3910	return if $RELOAD++;
3303		3911
3304	warn "entering sync_job";	3912	my $t1 = AE::time;
3305		3913
		3914	while ($RELOAD) {
		3915	cf::get_slot 0.1, -1, "reload_perl";
		3916	info "perl_reload: reloading...";
		3917
		3918	trace "perl_reload: entering sync_job";
		3919
3306	cf::sync_job {	3920	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark
3308	cf::emergency_save;	3921	#cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark
3310		3922
3311	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;
3313
3314	# if anything goes wrong in here, we should simply crash as we already saved
3315
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;
3327	warn "iterate...";
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";	3923	trace "perl_reload: cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;	3924	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();	3925	%EXT_CORO = ();
3335		3926
3336	warn "removing commands";	3927	trace "perl_reload: removing commands";
3337	%COMMAND = ();	3928	%COMMAND = ();
3338		3929
3339	warn "removing ext/exti commands";	3930	trace "perl_reload: removing ext/exti commands";
3340	%EXTCMD = ();	3931	%EXTCMD = ();
3341	%EXTICMD = ();	3932	%EXTICMD = ();
3342		3933
3343	warn "unloading/nuking all extensions";	3934	trace "perl_reload: unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {	3935	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";	3936	trace "... unloading $pkg";
3346		3937
3347	if (my $cb = $pkg->can ("unload")) {	3938	if (my $cb = $pkg->can ("unload")) {
3348	eval {	3939	eval {
3349	$cb->($pkg);	3940	$cb->($pkg);
3350	1	3941	1
3351	} or warn "$pkg unloaded, but with errors: $@";	3942	} or error "$pkg unloaded, but with errors: $@";
		3943	}
		3944
		3945	trace "... clearing $pkg";
		3946	clear_package $pkg;
3352	}	3947	}
3353		3948
3354	warn "... nuking $pkg";
3355	Symbol::delete_package $pkg;
3356	}
3357
3358	warn "unloading all perl modules loaded from $LIBDIR";	3949	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3359	while (my ($k, $v) = each %INC) {	3950	while (my ($k, $v) = each %INC) {
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3951	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		3952
3362	warn "... unloading $k";	3953	trace "... unloading $k";
3363	delete $INC{$k};	3954	delete $INC{$k};
3364		3955
3365	$k =~ s/\.pm$//;	3956	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;	3957	$k =~ s/\//::/g;
3367		3958
3368	if (my $cb = $k->can ("unload_module")) {	3959	if (my $cb = $k->can ("unload_module")) {
3369	$cb->();	3960	$cb->();
		3961	}
		3962
		3963	clear_package $k;
3370	}	3964	}
3371		3965
3372	Symbol::delete_package $k;
3373	}
3374
3375	warn "getting rid of safe::, as good as possible";	3966	trace "perl_reload: getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	3967	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3968	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		3969
3379	warn "unloading cf.pm \"a bit\"";	3970	trace "perl_reload: unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	3971	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	3972	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3382		3973
3383	# don't, removes xs symbols, too,	3974	# don't, removes xs symbols, too,
3384	# and global variables created in xs	3975	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	3976	#clear_package __PACKAGE__;
3386		3977
3387	warn "unload completed, starting to reload now";	3978	info "perl_reload: unload completed, starting to reload now";
3388		3979
3389	warn "reloading cf.pm";	3980	trace "perl_reload: reloading cf.pm";
3390	require cf;	3981	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3982	cf::_connect_to_perl_1;
3392		3983
3393	warn "loading config and database again";	3984	trace "perl_reload: loading config and database again";
3394	cf::reload_config;	3985	cf::reload_config;
3395		3986
3396	warn "loading extensions";	3987	trace "perl_reload: loading extensions";
3397	cf::load_extensions;	3988	cf::load_extensions;
3398		3989
		3990	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	3991	trace "perl_reload: reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	3992	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	3993	trace "perl_reload: reattaching attachments to maps";
3402	reattach $_ for values %MAP;	3994	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	3995	trace "perl_reload: reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	3996	reattach $_ for values %PLAYER;
		3997	}
3405		3998
3406	warn "leaving sync_job";	3999	cf::_post_init 1;
3407		4000
		4001	trace "perl_reload: leaving sync_job";
		4002
3408	1	4003	1
3409	} or do {	4004	} or do {
3410	warn $@;	4005	error $@;
3411	warn "error while reloading, exiting.";	4006	cf::cleanup "perl_reload: error, exiting.";
3412	exit 1;	4007	};
		4008
		4009	--$RELOAD;
3413	};	4010	}
3414		4011
3415	warn "reloaded";	4012	$t1 = AE::time - $t1;
		4013	info "perl_reload: completed in ${t1}s\n";
3416	};	4014	};
3417		4015
3418	our $RELOAD_WATCHER; # used only during reload	4016	our $RELOAD_WATCHER; # used only during reload
3419		4017
3420	sub reload_perl() {	4018	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	4019	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	4020	# coro crashes during coro_state_free->destroy here.
3423		4021
3424	$RELOAD_WATCHER ||= Event->timer (	4022	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	4023	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	4024
3427	data => WF_AUTOCANCEL,	4025	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	4026	do_reload_perl;
3430	undef $RELOAD_WATCHER;	4027	undef $RELOAD_WATCHER;
3431	},	4028	};
3432	);	4029	};
3433	}	4030	}
3434		4031
3435	register_command "reload" => sub {	4032	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	4033	my ($who, $arg) = @_;
3437		4034
3438	if ($who->flag (FLAG_WIZ)) {	4035	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	4036	$who->message ("reloading server.");
		4037	async {
		4038	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	4039	reload_perl;
		4040	};
3441	}	4041	}
3442	};	4042	};
3443		4043
3444	unshift @INC, $LIBDIR;	4044	#############################################################################
3445		4045
3446	my $bug_warning = 0;	4046	my $bug_warning = 0;
3447		4047
3448	our @WAIT_FOR_TICK;	4048	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;	4049	our @WAIT_FOR_TICK_BEGIN;
3450		4050
3451	sub wait_for_tick {	4051	sub wait_for_tick() {
3452	return unless $TICK_WATCHER->is_active;
3453	return if $Coro::current == $Coro::main;	4052	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3454		4053
3455	my $signal = new Coro::Signal;	4054	my $signal = new Coro::Signal;
3456	push @WAIT_FOR_TICK, $signal;	4055	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;	4056	$signal->wait;
3458	}	4057	}
3459		4058
3460	sub wait_for_tick_begin {	4059	sub wait_for_tick_begin() {
3461	return unless $TICK_WATCHER->is_active;
3462	return if $Coro::current == $Coro::main;	4060	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3463		4061
3464	my $signal = new Coro::Signal;	4062	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	4063	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	4064	$signal->wait;
3467	}	4065	}
3468		4066
3469	$TICK_WATCHER = Event->timer (	4067	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	4068	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4069	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	4070	unless ++$bug_warning > 10;
3479	return;	4071	return;
3480	}	4072	}
3481		4073
3482	$NOW = $tick_start = Event::time;
3483
3484	cf::server_tick; # one server iteration	4074	cf::server_tick; # one server iteration
3485		4075
3486	$RUNTIME += $TICK;	4076	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3487	$NEXT_TICK += $TICK;
3488		4077
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4078	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	4079	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	4080	Coro::async_pool {
		4081	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	4082	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	4083	or error "ERROR: unable to write runtime file: $!";
3494	};
3495	}	4084	};
		4085	}
3496		4086
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4087	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	4088	$sig->send;
3499	}	4089	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	4090	while (my $sig = shift @WAIT_FOR_TICK) {
3501	$sig->send;	4091	$sig->send;
3502	}	4092	}
3503		4093
3504	$NOW = Event::time;	4094	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4095	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		4096
3515	_post_tick;	4097	if (0) {
		4098	if ($NEXT_TICK) {
		4099	my $jitter = $TICK_START - $NEXT_TICK;
		4100	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4101	debug "jitter $JITTER\n";#d#
		4102	}
3516	},	4103	}
3517	);	4104	}
3518		4105
3519	{	4106	{
		4107	# configure BDB
		4108
3520	BDB::min_parallel 8;	4109	BDB::min_parallel 16;
3521	BDB::max_poll_time $TICK * 0.1;	4110	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	4111	$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		4112
3546	unless ($DB_ENV) {	4113	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	4114	$DB_ENV = BDB::db_env_create;
3548	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4115	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3549	| BDB::LOG_AUTOREMOVE, 1);	4116	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4117	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3550	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4118	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3551	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4119	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3552		4120
3553	cf::sync_job {	4121	cf::sync_job {
3554	eval {	4122	eval {
…		…
3564		4132
3565	cf::cleanup "db_env_open(db): $@" if $@;	4133	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	4134	};
3567	}	4135	}
3568		4136
3569	$BDB_DEADLOCK_WATCHER = Event->timer (	4137	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 3,
3571	interval => 1,
3572	hard => 1,
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4138	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	},
3578	);	4139	};
3579	$BDB_CHECKPOINT_WATCHER = Event->timer (	4140	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3580	after => 11,
3581	interval => 60,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4141	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3587	},
3588	);	4142	};
3589	$BDB_TRICKLE_WATCHER = Event->timer (	4143	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3590	after => 5,
3591	interval => 10,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4144	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3597	},
3598	);	4145	};
3599	}	4146	}
3600		4147
3601	{	4148	{
		4149	# configure IO::AIO
		4150
3602	IO::AIO::min_parallel 8;	4151	IO::AIO::min_parallel 8;
3603
3604	undef $Coro::AIO::WATCHER;
3605	IO::AIO::max_poll_time $TICK * 0.1;	4152	IO::AIO::max_poll_time $TICK * 0.1;
3606	$AIO_POLL_WATCHER = Event->io (	4153	undef $AnyEvent::AIO::WATCHER;
3607	reentrant => 0,
3608	data => WF_AUTOCANCEL,
3609	fd => IO::AIO::poll_fileno,
3610	poll => 'r',
3611	prio => 6,
3612	cb => \&IO::AIO::poll_cb,
3613	);
3614	}	4154	}
3615		4155
3616	my $_log_backtrace;	4156	our $_log_backtrace;
		4157	our $_log_backtrace_last;
3617		4158
3618	sub _log_backtrace {	4159	sub _log_backtrace {
3619	my ($msg, @addr) = @_;	4160	my ($msg, @addr) = @_;
3620		4161
3621	$msg =~ s/\n//;	4162	$msg =~ s/\n$//;
3622		4163
		4164	if ($_log_backtrace_last eq $msg) {
		4165	LOG llevInfo, "[ABT] $msg\n";
		4166	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3623	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3624	if ($_log_backtrace < 2) {	4168	} elsif ($_log_backtrace < 2) {
		4169	$_log_backtrace_last = $msg;
3625	++$_log_backtrace;	4170	++$_log_backtrace;
		4171	my $perl_bt = Carp::longmess $msg;
3626	async {	4172	async {
		4173	$Coro::current->{desc} = "abt $msg";
		4174
3627	my @bt = fork_call {	4175	my @bt = fork_call {
3628	@addr = map { sprintf "%x", $_ } @addr;	4176	@addr = map { sprintf "%x", $_ } @addr;
3629	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4177	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3630	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4178	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3631	or die "addr2line: $!";	4179	or die "addr2line: $!";
…		…
3639	}	4187	}
3640		4188
3641	@funcs	4189	@funcs
3642	};	4190	};
3643		4191
3644	LOG llevInfo, "[ABT] $msg\n";	4192	LOG llevInfo, "[ABT] $perl_bt\n";
		4193	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3645	LOG llevInfo, "[ABT] $_\n" for @bt;	4194	LOG llevInfo, "[ABT] $_\n" for @bt;
3646	--$_log_backtrace;	4195	--$_log_backtrace;
3647	};	4196	};
3648	} else {	4197	} else {
3649	LOG llevInfo, "[ABT] $msg\n";	4198	LOG llevInfo, "[ABT] $msg\n";
3650	LOG llevInfo, "[ABT] [suppressed]\n";	4199	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3651	}	4200	}
3652	}	4201	}
3653		4202
3654	# load additional modules	4203	# load additional modules
3655	use cf::pod;	4204	require "cf/$_.pm" for @EXTRA_MODULES;
		4205	cf::_connect_to_perl_2;
3656		4206
3657	END { cf::emergency_save }	4207	END { cf::emergency_save }
3658		4208
3659	1	4209	1
3660		4210

Diff Legend

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