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 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.558 by root, Tue Oct 5 22:35:30 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
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 || {} });
…		…
1029	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1030		1240
1031	sync_job {	1241	sync_job {
1032	if (length $$rdata) {	1242	if (length $$rdata) {
1033	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1036		1247
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	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	}
1041	close $fh;	1255	aio_close $fh;
1042		1256
1043	if (@$objs) {	1257	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1048	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	}
1049	close $fh;	1266	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1268	}
1052	} else {	1269	} else {
1053	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1054	}	1271	}
1055		1272
1056	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1277	} else {
1058	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1059	}	1279	}
1060	} else {	1280	} else {
1061	aio_unlink $filename;	1281	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1063	}	1283	}
…		…
1082		1302
1083	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1305	or return;
1086		1306
1087	$av = eval { (Storable::thaw $av)->{objs} };	1307	my $st = eval { Coro::Storable::thaw $av };
		1308	$av = $st->{objs};
1088	}	1309	}
1089		1310
1090	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1093		1315
1094	($data, $av)	1316	($data, $av)
1095	}	1317	}
1096		1318
1097	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1153	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1154		1376
1155	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1156	}	1378	}
1157		1379
		1380	use File::Glob ();
		1381
1158	cf::player->attach (	1382	cf::player->attach (
1159	on_command => sub {	1383	on_unknown_command => sub {
1160	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1161		1385
1162	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1163	or return;	1387	or return;
1164		1388
…		…
1187		1411
1188	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1189	if $reply;	1413	if $reply;
1190		1414
1191	} else {	1415	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1417	}
1194		1418
1195	cf::override;	1419	cf::override;
1196	},	1420	},
1197	);	1421	);
1198		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
1199	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1200	cf::sync_job {	1439	cf::sync_job {
1201	my %todo;	1440	my %todo;
1202		1441
1203	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1443	next unless -r $path;
…		…
1222		1461
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1464
1226	$ext{source} =	1465	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1228	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1229	. $source	1468	. $source
1230	. "\n};\n1";	1469	. "\n};\n1";
1231		1470
1232	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1233	}	1472	}
1234		1473
		1474	my $pass = 0;
1235	my %done;	1475	my %done;
1236	while (%todo) {	1476	while (%todo) {
1237	my $progress;	1477	my $progress;
1238		1478
		1479	++$pass;
		1480
		1481	ext:
1239	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1484	next ext
1242	unless exists $done{$_};	1485	unless exists $done{$_};
1243	}	1486	}
1244		1487
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1489
1247	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1252	warn $msg;	1497
1253	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1499	delete $todo{$k};
1255	}	1500	} else {
1256		1501	$done{$k} = delete $todo{$k};
1257	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1258	}	1507	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1508	}
1264		1509
1265	skip:	1510	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	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	}
1268	}	1518	}
1269	};	1519	};
1270	}	1520	}
1271		1521
1272	#############################################################################	1522	#############################################################################
1273		1523
1274	=back	1524	=back
1275		1525
1276	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1277		1527
1278	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1279		1529
1280	=cut	1530	=cut
1281		1531
1282	package cf::player;	1532	package cf::player;
1283		1533
…		…
1326		1576
1327	sub exists($) {	1577	sub exists($) {
1328	my ($login) = @_;	1578	my ($login) = @_;
1329		1579
1330	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1332	}	1582	}
1333		1583
1334	sub find($) {	1584	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1586	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1599	or return;
1350		1600
1351	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1352	or return;	1602	or return;
		1603
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1356	}	1607	}
1357	}	1608	}
1358	}	1609	}
1359		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
1360	sub save($) {	1624	sub save($) {
1361	my ($pl) = @_;	1625	my ($pl) = @_;
1362		1626
1363	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1364		1628
…		…
1367		1631
1368	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1369		1633
1370	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1371	$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];
1372		1641
1373	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1643	cf::cede_to_tick;
1375	}	1644	}
1376		1645
…		…
1408	my ($pl) = @_;	1677	my ($pl) = @_;
1409		1678
1410	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1411		1680
1412	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1413	$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
1414		1683
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1416	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1418	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1419		1692
1420	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1422	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1460		1733
1461	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1462	my $path = path $login;	1735	my $path = path $login;
1463		1736
1464	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1743	}
1470		1744
…		…
1474		1748
1475	\@logins	1749	\@logins
1476	}	1750	}
1477		1751
1478	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1479		1755
1480	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1481	player. May block.	1757	player. May block.
1482		1758
1483	=cut	1759	=cut
…		…
1501	}	1777	}
1502		1778
1503	\@paths	1779	\@paths
1504	}	1780	}
1505		1781
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1783
1508	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1785
1557	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1558		1787
1559	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1560		1789
…		…
1592		1821
1593	=cut	1822	=cut
1594		1823
1595	sub find_by_path($) {	1824	sub find_by_path($) {
1596	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1597		1828
1598	my ($match, $specificity);	1829	my ($match, $specificity);
1599		1830
1600	for my $region (list) {	1831	for my $region (list) {
1601	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1627	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1629		1860
1630	sub generate_random_map {	1861	sub generate_random_map {
1631	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
1632	# mit "rum" bekleckern, nicht	1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1633	$self->_create_random_map (	1866	$self->_create_random_map ($rmp);
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637	$rmp->{exit_on_final_map},
1638	$rmp->{xsize}, $rmp->{ysize},
1639	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1641	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1642	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1643	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1644	(cf::region::find $rmp->{region}), $rmp->{custom}
1645	)
1646	}	1867	}
1647		1868
1648	=item cf::map->register ($regex, $prio)	1869	=item cf::map->register ($regex, $prio)
1649		1870
1650	Register a handler for the map path matching the given regex at the	1871	Register a handler for the map path matching the given regex at the
…		…
1655		1876
1656	sub register {	1877	sub register {
1657	my (undef, $regex, $prio) = @_;	1878	my (undef, $regex, $prio) = @_;
1658	my $pkg = caller;	1879	my $pkg = caller;
1659		1880
1660	no strict;
1661	push @{"$pkg\::ISA"}, __PACKAGE__;	1881	push @{"$pkg\::ISA"}, __PACKAGE__;
1662		1882
1663	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1883	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1664	}	1884	}
1665		1885
1666	# also paths starting with '/'	1886	# also paths starting with '/'
1667	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1887	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1668		1888
1669	sub thawer_merge {	1889	sub thawer_merge {
1670	my ($self, $merge) = @_;	1890	my ($self, $merge) = @_;
1671		1891
1672	# we have to keep some variables in memory intact	1892	# we have to keep some variables in memory intact
…		…
1677	}	1897	}
1678		1898
1679	sub normalise {	1899	sub normalise {
1680	my ($path, $base) = @_;	1900	my ($path, $base) = @_;
1681		1901
1682	$path = "$path"; # make sure its a string	1902	$path = "$path"; # make sure it's a string
1683		1903
1684	$path =~ s/\.map$//;	1904	$path =~ s/\.map$//;
1685		1905
1686	# map plan:	1906	# map plan:
1687	#	1907	#
…		…
1702	$base =~ s{[^/]+/?$}{};	1922	$base =~ s{[^/]+/?$}{};
1703	$path = "$base/$path";	1923	$path = "$base/$path";
1704	}	1924	}
1705		1925
1706	for ($path) {	1926	for ($path) {
1707	redo if s{//}{/};
1708	redo if s{/\.?/}{/};	1927	redo if s{/\.?/}{/};
1709	redo if s{/[^/]+/\.\./}{/};	1928	redo if s{/[^/]+/\.\./}{/};
1710	}	1929	}
1711		1930
1712	$path	1931	$path
…		…
1726	$self->init; # pass $1 etc.	1945	$self->init; # pass $1 etc.
1727	return $self;	1946	return $self;
1728	}	1947	}
1729	}	1948	}
1730		1949
1731	Carp::cluck "unable to resolve path '$path' (base '$base').";	1950	Carp::cluck "unable to resolve path '$path' (base '$base')";
1732	()	1951	()
1733	}	1952	}
1734		1953
1735	sub init {	1954	sub init {
1736	my ($self) = @_;	1955	my ($self) = @_;
…		…
1758		1977
1759	# the temporary/swap location	1978	# the temporary/swap location
1760	sub save_path {	1979	sub save_path {
1761	my ($self) = @_;	1980	my ($self) = @_;
1762		1981
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1982	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1983	"$TMPDIR/$path.map"
1765	}	1984	}
1766		1985
1767	# the unique path, undef == no special unique path	1986	# the unique path, undef == no special unique path
1768	sub uniq_path {	1987	sub uniq_path {
1769	my ($self) = @_;	1988	my ($self) = @_;
1770		1989
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1990	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1991	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	1992	}
1783		1993
1784	sub decay_objects {	1994	sub decay_objects {
1785	my ($self) = @_;	1995	my ($self) = @_;
1786		1996
…		…
1868		2078
1869	sub find;	2079	sub find;
1870	sub find {	2080	sub find {
1871	my ($path, $origin) = @_;	2081	my ($path, $origin) = @_;
1872		2082
		2083	cf::cede_to_tick;
		2084
1873	$path = normalise $path, $origin && $origin->path;	2085	$path = normalise $path, $origin && $origin->path;
1874		2086
1875	cf::lock_wait "map_data:$path";#d#remove	2087	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2088	my $guard2 = cf::lock_acquire "map_find:$path";
1877		2089
1878	$cf::MAP{$path} || do {	2090	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2091	my $map = new_from_path cf::map $path
1883	or return;	2092	or return;
1884		2093
1885	$map->{last_save} = $cf::RUNTIME;	2094	$map->{last_save} = $cf::RUNTIME;
1886		2095
…		…
1888	or return;	2097	or return;
1889		2098
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2099	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2100	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2101	#$cf::WAIT_FOR_TICK->wait;
		2102	undef $guard2;
1893	undef $guard1;	2103	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2104	$map->reset;
1896	return find $path;	2105	return find $path;
1897	}	2106	}
1898		2107
1899	$cf::MAP{$path} = $map	2108	$cf::MAP{$path} = $map
1900	}	2109	}
1901	}	2110	}
1902		2111
1903	sub pre_load { }	2112	sub pre_load { }
1904	sub post_load { }	2113	#sub post_load { } # XS
1905		2114
1906	sub load {	2115	sub load {
1907	my ($self) = @_;	2116	my ($self) = @_;
1908		2117
1909	local $self->{deny_reset} = 1; # loading can take a long time	2118	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2135	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2136	$f->skip_block;
1928	$self->_load_objects ($f)	2137	$self->_load_objects ($f)
1929	or return;	2138	or return;
1930		2139
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2140	$self->post_load_original
1932	if delete $self->{load_original};	2141	if delete $self->{load_original};
1933		2142
1934	if (my $uniq = $self->uniq_path) {	2143	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2144	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2145	unless (aio_stat $uniq) {
…		…
1954	unless ($self->{deny_activate}) {	2163	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2164	$self->decay_objects;
1956	$self->fix_auto_apply;	2165	$self->fix_auto_apply;
1957	$self->update_buttons;	2166	$self->update_buttons;
1958	cf::cede_to_tick;	2167	cf::cede_to_tick;
1959	$self->set_darkness_map;
1960	cf::cede_to_tick;
1961	$self->activate;	2168	$self->activate;
1962	}	2169	}
1963		2170
1964	$self->{last_save} = $cf::RUNTIME;	2171	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2172	$self->last_access ($cf::RUNTIME);
1966		2173
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2174	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2175	}
1969		2176
1970	$self->post_load;	2177	$self->post_load;
1971	}
1972		2178
		2179	1
		2180	}
		2181
		2182	# customize the map for a given player, i.e.
		2183	# return the _real_ map. used by e.g. per-player
		2184	# maps to change the path to ~playername/mappath
1973	sub customise_for {	2185	sub customise_for {
1974	my ($self, $ob) = @_;	2186	my ($self, $ob) = @_;
1975		2187
1976	return find "~" . $ob->name . "/" . $self->{path}	2188	return find "~" . $ob->name . "/" . $self->{path}
1977	if $self->per_player;	2189	if $self->per_player;
…		…
1993	or next;	2205	or next;
1994	$neigh = find $neigh, $map	2206	$neigh = find $neigh, $map
1995	or next;	2207	or next;
1996	$neigh->load;	2208	$neigh->load;
1997		2209
		2210	# now find the diagonal neighbours
1998	push @neigh,	2211	push @neigh,
1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2212	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2213	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2001	}	2214	}
2002		2215
…		…
2009	}	2222	}
2010		2223
2011	sub find_sync {	2224	sub find_sync {
2012	my ($path, $origin) = @_;	2225	my ($path, $origin) = @_;
2013		2226
2014	cf::sync_job { find $path, $origin }	2227	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2228	if $Coro::current == $Coro::main;
		2229
		2230	find $path, $origin
2015	}	2231	}
2016		2232
2017	sub do_load_sync {	2233	sub do_load_sync {
2018	my ($map) = @_;	2234	my ($map) = @_;
2019		2235
2020	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2236	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2021	if $Coro::current == $Coro::main;	2237	if $Coro::current == $Coro::main;
2022		2238
2023	cf::sync_job { $map->load };	2239	$map->load;
2024	}	2240	}
2025		2241
2026	our %MAP_PREFETCH;	2242	our %MAP_PREFETCH;
2027	our $MAP_PREFETCHER = undef;	2243	our $MAP_PREFETCHER = undef;
2028		2244
…		…
2030	my ($path, $origin, $load) = @_;	2246	my ($path, $origin, $load) = @_;
2031		2247
2032	$path = normalise $path, $origin && $origin->{path};	2248	$path = normalise $path, $origin && $origin->{path};
2033		2249
2034	if (my $map = $cf::MAP{$path}) {	2250	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2251	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2252	}
2037		2253
2038	$MAP_PREFETCH{$path} |= $load;	2254	$MAP_PREFETCH{$path} |= $load;
2039		2255
2040	$MAP_PREFETCHER ||= cf::async {	2256	$MAP_PREFETCHER ||= cf::async {
		2257	$Coro::current->{desc} = "map prefetcher";
		2258
2041	while (%MAP_PREFETCH) {	2259	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2260	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2261	if (my $map = find $k) {
2044	$map->load if $v;	2262	$map->load if $v;
2045	}	2263	}
…		…
2052	$MAP_PREFETCHER->prio (6);	2270	$MAP_PREFETCHER->prio (6);
2053		2271
2054	()	2272	()
2055	}	2273	}
2056		2274
		2275	# common code, used by both ->save and ->swapout
2057	sub save {	2276	sub _save {
2058	my ($self) = @_;	2277	my ($self) = @_;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2278
2062	$self->{last_save} = $cf::RUNTIME;	2279	$self->{last_save} = $cf::RUNTIME;
2063		2280
2064	return unless $self->dirty;	2281	return unless $self->dirty;
2065		2282
…		…
2071	return if $self->{deny_save};	2288	return if $self->{deny_save};
2072		2289
2073	local $self->{last_access} = $self->last_access;#d#	2290	local $self->{last_access} = $self->last_access;#d#
2074		2291
2075	cf::async {	2292	cf::async {
		2293	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2294	$_->contr->save for $self->players;
2077	};	2295	};
		2296
		2297	cf::get_slot 0.02;
2078		2298
2079	if ($uniq) {	2299	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2300	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2301	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2302	} else {
2083	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2303	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2084	}	2304	}
2085	}	2305	}
2086		2306
		2307	sub save {
		2308	my ($self) = @_;
		2309
		2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2311
		2312	$self->_save;
		2313	}
		2314
2087	sub swap_out {	2315	sub swap_out {
2088	my ($self) = @_;	2316	my ($self) = @_;
2089		2317
2090	# save first because save cedes
2091	$self->save;
2092
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2318	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2319
		2320	return if $self->in_memory != cf::MAP_ACTIVE;
		2321	return if $self->{deny_save};
2095	return if $self->players;	2322	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;
2097	return if $self->{deny_save};
2098		2323
		2324	# first deactivate the map and "unlink" it from the core
		2325	$self->deactivate;
		2326	$_->clear_links_to ($self) for values %cf::MAP;
2099	$self->in_memory (cf::MAP_SWAPPED);	2327	$self->in_memory (cf::MAP_SWAPPED);
		2328
		2329	# then atomically save
		2330	$self->_save;
		2331
		2332	# then free the map
		2333	$self->clear;
		2334	}
		2335
		2336	sub reset_at {
		2337	my ($self) = @_;
		2338
		2339	# TODO: safety, remove and allow resettable per-player maps
		2340	return 1e99 if $self->{deny_reset};
		2341
		2342	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2343	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2344
		2345	$time + $to
		2346	}
		2347
		2348	sub should_reset {
		2349	my ($self) = @_;
		2350
		2351	$self->reset_at <= $cf::RUNTIME
		2352	}
		2353
		2354	sub reset {
		2355	my ($self) = @_;
		2356
		2357	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2358
		2359	return if $self->players;
		2360
		2361	cf::trace "resetting map ", $self->path, "\n";
		2362
		2363	$self->in_memory (cf::MAP_SWAPPED);
		2364
		2365	# need to save uniques path
		2366	unless ($self->{deny_save}) {
		2367	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2368
		2369	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2370	if $uniq;
		2371	}
		2372
		2373	delete $cf::MAP{$self->path};
2100		2374
2101	$self->deactivate;	2375	$self->deactivate;
2102	$_->clear_links_to ($self) for values %cf::MAP;	2376	$_->clear_links_to ($self) for values %cf::MAP;
2103	$self->clear;	2377	$self->clear;
2104	}
2105
2106	sub reset_at {
2107	my ($self) = @_;
2108
2109	# TODO: safety, remove and allow resettable per-player maps
2110	return 1e99 if $self->{deny_reset};
2111
2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2114
2115	$time + $to
2116	}
2117
2118	sub should_reset {
2119	my ($self) = @_;
2120
2121	$self->reset_at <= $cf::RUNTIME
2122	}
2123
2124	sub reset {
2125	my ($self) = @_;
2126
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128
2129	return if $self->players;
2130
2131	warn "resetting map ", $self->path;
2132
2133	$self->in_memory (cf::MAP_SWAPPED);
2134
2135	# need to save uniques path
2136	unless ($self->{deny_save}) {
2137	my $uniq = $self->uniq_path; utf8::encode $uniq;
2138
2139	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2140	if $uniq;
2141	}
2142
2143	delete $cf::MAP{$self->path};
2144
2145	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;
2148		2378
2149	$self->unlink_save;	2379	$self->unlink_save;
2150	$self->destroy;	2380	$self->destroy;
2151	}	2381	}
2152		2382
…		…
2160		2390
2161	delete $cf::MAP{$self->path};	2391	delete $cf::MAP{$self->path};
2162		2392
2163	$self->unlink_save;	2393	$self->unlink_save;
2164		2394
2165	bless $self, "cf::map";	2395	bless $self, "cf::map::wrap";
2166	delete $self->{deny_reset};	2396	delete $self->{deny_reset};
2167	$self->{deny_save} = 1;	2397	$self->{deny_save} = 1;
2168	$self->reset_timeout (1);	2398	$self->reset_timeout (1);
2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2399	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2170		2400
…		…
2219		2449
2220	sub unique_maps() {	2450	sub unique_maps() {
2221	[	2451	[
2222	map {	2452	map {
2223	utf8::decode $_;	2453	utf8::decode $_;
2224	/\.map$/	2454	s/\.map$//; # TODO future compatibility hack
		2455	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2456	? ()
2225	? normalise $_	2457	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2458	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2459	]
2229	}	2460	}
2230		2461
2231	package cf;	2462	=item cf::map::static_maps
		2463
		2464	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2465	file in the shared directory excluding F</styles> and F</editor>). May
		2466	block.
		2467
		2468	=cut
		2469
		2470	sub static_maps() {
		2471	my @dirs = "";
		2472	my @maps;
		2473
		2474	while (@dirs) {
		2475	my $dir = shift @dirs;
		2476
		2477	next if $dir eq "/styles" || $dir eq "/editor";
		2478
		2479	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2480	or return;
		2481
		2482	for (@$files) {
		2483	s/\.map$// or next;
		2484	utf8::decode $_;
		2485	push @maps, "$dir/$_";
		2486	}
		2487
		2488	push @dirs, map "$dir/$_", @$dirs;
		2489	}
		2490
		2491	\@maps
		2492	}
2232		2493
2233	=back	2494	=back
2234		2495
2235	=head3 cf::object	2496	=head3 cf::object
2236		2497
…		…
2240		2501
2241	=over 4	2502	=over 4
2242		2503
2243	=item $ob->inv_recursive	2504	=item $ob->inv_recursive
2244		2505
2245	Returns the inventory of the object _and_ their inventories, recursively.	2506	Returns the inventory of the object I<and> their inventories, recursively,
		2507	but I<not> the object itself.
2246		2508
2247	=cut	2509	=cut
2248		2510
2249	sub inv_recursive_;	2511	sub inv_recursive_;
2250	sub inv_recursive_ {	2512	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2517	inv_recursive_ inv $_[0]
2256	}	2518	}
2257		2519
2258	=item $ref = $ob->ref	2520	=item $ref = $ob->ref
2259		2521
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2522	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2523
2262	=item $ob = cf::object::deref ($refstring)	2524	=item $ob = cf::object::deref ($refstring)
2263		2525
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2526	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2527	even if the object actually exists. May block.
…		…
2267	=cut	2529	=cut
2268		2530
2269	sub deref {	2531	sub deref {
2270	my ($ref) = @_;	2532	my ($ref) = @_;
2271		2533
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2534	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2535	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2536	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2537	or return;
2279	$pl->ob->uuid eq $uuid	2538	$pl->ob->uuid eq $uuid
2280	or return;	2539	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2559	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2560	dialogue with the given NPC character.
2302		2561
2303	=cut	2562	=cut
2304		2563
		2564	our $SAY_CHANNEL = {
		2565	id => "say",
		2566	title => "Map",
		2567	reply => "say ",
		2568	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2569	};
		2570
		2571	our $CHAT_CHANNEL = {
		2572	id => "chat",
		2573	title => "Chat",
		2574	reply => "chat ",
		2575	tooltip => "Player chat and shouts, global to the server.",
		2576	};
		2577
2305	# rough implementation of a future "reply" method that works	2578	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2579	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2580	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2581	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2582	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2593	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2594	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2595
2323	} else {	2596	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2597	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2598	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2599	}
2327	}	2600	}
2328	}	2601	}
2329		2602
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2603	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2628
2356	=item $player_object->enter_link	2629	=item $player_object->enter_link
2357		2630
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2631	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2632
2360	The player should be reasonably safe there for short amounts of time. You	2633	The player should be reasonably safe there for short amounts of time (e.g.
2361	I<MUST> call C<leave_link> as soon as possible, though.	2634	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2635	though, as the player cannot control the character while it is on the link
		2636	map.
2362		2637
2363	Will never block.	2638	Will never block.
2364		2639
2365	=item $player_object->leave_link ($map, $x, $y)	2640	=item $player_object->leave_link ($map, $x, $y)
2366		2641
…		…
2386	sub cf::object::player::enter_link {	2661	sub cf::object::player::enter_link {
2387	my ($self) = @_;	2662	my ($self) = @_;
2388		2663
2389	$self->deactivate_recursive;	2664	$self->deactivate_recursive;
2390		2665
		2666	++$self->{_link_recursion};
		2667
2391	return if UNIVERSAL::isa $self->map, "ext::map_link";	2668	return if UNIVERSAL::isa $self->map, "ext::map_link";
2392		2669
2393	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2670	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394	if $self->map && $self->map->{path} ne "{link}";	2671	if $self->map && $self->map->{path} ne "{link}";
2395		2672
2396	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2673	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2397	}	2674	}
2398		2675
2399	sub cf::object::player::leave_link {	2676	sub cf::object::player::leave_link {
2400	my ($self, $map, $x, $y) = @_;	2677	my ($self, $map, $x, $y) = @_;
2401		2678
…		…
2418	($x, $y) = (-1, -1)	2695	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2696	unless (defined $x) && (defined $y);
2420		2697
2421	# use -1 or undef as default coordinates, not 0, 0	2698	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2699	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2700	if $x <= 0 && $y <= 0;
2424		2701
2425	$map->load;	2702	$map->load;
2426	$map->load_neighbours;	2703	$map->load_neighbours;
2427		2704
2428	return unless $self->contr->active;	2705	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2706
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2707	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2708	if ($self->enter_map ($map, $x, $y)) {
2433	}	2709	# entering was successful
		2710	delete $self->{_link_recursion};
		2711	# only activate afterwards, to support waiting in hooks
		2712	$self->activate_recursive;
		2713	}
2434		2714
		2715	}
		2716
2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2717	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2436		2718
2437	Moves the player to the given map-path and coordinates by first freezing	2719	Moves the player to the given map-path and coordinates by first freezing
2438	her, loading and preparing them map, calling the provided $check callback	2720	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2721	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2722	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2723	be called at the end of this process.
2442		2724
		2725	Note that $check will be called with a potentially non-loaded map, so if
		2726	it needs a loaded map it has to call C<< ->load >>.
		2727
2443	=cut	2728	=cut
2444		2729
2445	our $GOTOGEN;	2730	our $GOTOGEN;
2446		2731
2447	sub cf::object::player::goto {	2732	sub cf::object::player::goto {
2448	my ($self, $path, $x, $y, $check, $done) = @_;	2733	my ($self, $path, $x, $y, $check, $done) = @_;
2449		2734
		2735	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2736	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2737	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2738	($path, $x, $y) = @$EMERGENCY_POSITION;
		2739	}
		2740
2450	# do generation counting so two concurrent goto's will be executed in-order	2741	# do generation counting so two concurrent goto's will be executed in-order
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2742	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2743
2453	$self->enter_link;	2744	$self->enter_link;
2454		2745
2455	(async {	2746	(async {
		2747	$Coro::current->{desc} = "player::goto $path $x $y";
		2748
2456	# *tag paths override both path and x|y	2749	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2750	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2751	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2752	my $ob = $obs[rand @obs];
2460		2753
…		…
2475	my $map = eval {	2768	my $map = eval {
2476	my $map = defined $path ? cf::map::find $path : undef;	2769	my $map = defined $path ? cf::map::find $path : undef;
2477		2770
2478	if ($map) {	2771	if ($map) {
2479	$map = $map->customise_for ($self);	2772	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2773	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2774	} else {
2482	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2775	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2776	}
2484		2777
2485	$map	2778	$map
…		…
2493	if ($gen == $self->{_goto_generation}) {	2786	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2787	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2788	$self->leave_link ($map, $x, $y);
2496	}	2789	}
2497		2790
2498	$done->() if $done;	2791	$done->($self) if $done;
2499	})->prio (1);	2792	})->prio (1);
2500	}	2793	}
2501		2794
2502	=item $player_object->enter_exit ($exit_object)	2795	=item $player_object->enter_exit ($exit_object)
2503		2796
…		…
2523	}	2816	}
2524		2817
2525	sub prepare_random_map {	2818	sub prepare_random_map {
2526	my ($exit) = @_;	2819	my ($exit) = @_;
2527		2820
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2821	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2822	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2823	# that depends on the exit object
2533		2824
2534	my $rmp = parse_random_map_params $exit->msg;	2825	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2827	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2828	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2829	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2830	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2831	$rmp->{origin_y} = $exit->y;
		2832
		2833	$exit->map->touch;
2541	}	2834	}
2542		2835
2543	$rmp->{random_seed} ||= $exit->random_seed;	2836	$rmp->{random_seed} ||= $exit->random_seed;
2544		2837
2545	my $data = cf::to_json $rmp;	2838	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2839	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2840	my $meta = "$RANDOMDIR/$md5.meta";
2548		2841
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2842	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2843	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2844	undef $fh;
2552	aio_rename "$meta~", $meta;	2845	aio_rename "$meta~", $meta;
2553		2846
		2847	my $slaying = "?random/$md5";
		2848
		2849	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2850	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2851	$exit->msg (undef);
		2852	}
2556	}	2853	}
2557	}	2854	}
2558		2855
2559	sub cf::object::player::enter_exit {	2856	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2857	my ($self, $exit) = @_;
2561		2858
2562	return unless $self->type == cf::PLAYER;	2859	return unless $self->type == cf::PLAYER;
2563		2860
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2861	$self->enter_link;
2576		2862
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2863	(async {
2582	$self->deactivate_recursive; # just to be sure	2864	$Coro::current->{desc} = "enter_exit";
		2865
2583	unless (eval {	2866	unless (eval {
		2867	$self->deactivate_recursive; # just to be sure
		2868
		2869	# random map handling
		2870	{
		2871	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2872
		2873	prepare_random_map $exit
		2874	if $exit->slaying eq "/!";
		2875	}
		2876
		2877	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2878	my $x = $exit->stats->hp;
		2879	my $y = $exit->stats->sp;
		2880
2584	$self->goto ($slaying, $hp, $sp);	2881	$self->goto ($map, $x, $y);
2585		2882
		2883	# if exit is damned, update players death & WoR home-position
		2884	$self->contr->savebed ($map, $x, $y)
		2885	if $exit->flag (cf::FLAG_DAMNED);
		2886
2586	1;	2887	1
2587	}) {	2888	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2889	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2890	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2891	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2892	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2893
2593	warn "ERROR in enter_exit: $@";	2894	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	2895	$self->leave_link;
2595	}	2896	}
2596	})->prio (1);	2897	})->prio (1);
2597	}	2898	}
2598		2899
…		…
2610	sub cf::client::send_drawinfo {	2911	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	2912	my ($self, $text, $flags) = @_;
2612		2913
2613	utf8::encode $text;	2914	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2915	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2916	}
		2917
		2918	=item $client->send_big_packet ($pkt)
		2919
		2920	Like C<send_packet>, but tries to compress large packets, and fragments
		2921	them as required.
		2922
		2923	=cut
		2924
		2925	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2926
		2927	sub cf::client::send_big_packet {
		2928	my ($self, $pkt) = @_;
		2929
		2930	# try lzf for large packets
		2931	$pkt = "lzf " . Compress::LZF::compress $pkt
		2932	if 1024 <= length $pkt and $self->{can_lzf};
		2933
		2934	# split very large packets
		2935	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2936	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2937	$pkt = "frag";
		2938	}
		2939
		2940	$self->send_packet ($pkt);
2615	}	2941	}
2616		2942
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	2943	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		2944
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	2945	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2947	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2948	the message unless the client supports the msg packet.
2623		2949
2624	=cut	2950	=cut
2625		2951
		2952	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2953	our %CHANNEL = (
		2954	"c/motd" => {
		2955	id => "infobox",
		2956	title => "MOTD",
		2957	reply => undef,
		2958	tooltip => "The message of the day",
		2959	},
2627	"c/identify" => {	2960	"c/identify" => {
2628	id => "identify",	2961	id => "infobox",
2629	title => "Identify",	2962	title => "Identify",
2630	reply => undef,	2963	reply => undef,
2631	tooltip => "Items recently identified",	2964	tooltip => "Items recently identified",
2632	},	2965	},
2633	"c/examine" => {	2966	"c/examine" => {
2634	id => "examine",	2967	id => "infobox",
2635	title => "Examine",	2968	title => "Examine",
2636	reply => undef,	2969	reply => undef,
2637	tooltip => "Signs and other items you examined",	2970	tooltip => "Signs and other items you examined",
2638	},	2971	},
		2972	"c/shopinfo" => {
		2973	id => "infobox",
		2974	title => "Shop Info",
		2975	reply => undef,
		2976	tooltip => "What your bargaining skill tells you about the shop",
		2977	},
		2978	"c/book" => {
		2979	id => "infobox",
		2980	title => "Book",
		2981	reply => undef,
		2982	tooltip => "The contents of a note or book",
		2983	},
		2984	"c/lookat" => {
		2985	id => "infobox",
		2986	title => "Look",
		2987	reply => undef,
		2988	tooltip => "What you saw there",
		2989	},
		2990	"c/who" => {
		2991	id => "infobox",
		2992	title => "Players",
		2993	reply => undef,
		2994	tooltip => "Shows players who are currently online",
		2995	},
		2996	"c/body" => {
		2997	id => "infobox",
		2998	title => "Body Parts",
		2999	reply => undef,
		3000	tooltip => "Shows which body parts you posess and are available",
		3001	},
		3002	"c/statistics" => {
		3003	id => "infobox",
		3004	title => "Statistics",
		3005	reply => undef,
		3006	tooltip => "Shows your primary statistics",
		3007	},
		3008	"c/skills" => {
		3009	id => "infobox",
		3010	title => "Skills",
		3011	reply => undef,
		3012	tooltip => "Shows your experience per skill and item power",
		3013	},
		3014	"c/shopitems" => {
		3015	id => "infobox",
		3016	title => "Shop Items",
		3017	reply => undef,
		3018	tooltip => "Shows the items currently for sale in this shop",
		3019	},
		3020	"c/resistances" => {
		3021	id => "infobox",
		3022	title => "Resistances",
		3023	reply => undef,
		3024	tooltip => "Shows your resistances",
		3025	},
		3026	"c/pets" => {
		3027	id => "infobox",
		3028	title => "Pets",
		3029	reply => undef,
		3030	tooltip => "Shows information abotu your pets/a specific pet",
		3031	},
		3032	"c/perceiveself" => {
		3033	id => "infobox",
		3034	title => "Perceive Self",
		3035	reply => undef,
		3036	tooltip => "You gained detailed knowledge about yourself",
		3037	},
		3038	"c/uptime" => {
		3039	id => "infobox",
		3040	title => "Uptime",
		3041	reply => undef,
		3042	tooltip => "How long the server has been running since last restart",
		3043	},
		3044	"c/mapinfo" => {
		3045	id => "infobox",
		3046	title => "Map Info",
		3047	reply => undef,
		3048	tooltip => "Information related to the maps",
		3049	},
		3050	"c/party" => {
		3051	id => "party",
		3052	title => "Party",
		3053	reply => "gsay ",
		3054	tooltip => "Messages and chat related to your party",
		3055	},
		3056	"c/death" => {
		3057	id => "death",
		3058	title => "Death",
		3059	reply => undef,
		3060	tooltip => "Reason for and more info about your most recent death",
		3061	},
		3062	"c/say" => $SAY_CHANNEL,
		3063	"c/chat" => $CHAT_CHANNEL,
2639	);	3064	);
2640		3065
2641	sub cf::client::send_msg {	3066	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3067	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3068
2644	$msg = $self->pl->expand_cfpod ($msg);	3069	$msg = $self->pl->expand_cfpod ($msg)
		3070	unless $color & cf::NDI_VERBATIM;
2645		3071
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3072	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3073
2648	# check predefined channels, for the benefit of C	3074	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3075	if ($CHANNEL{$channel}) {
		3076	$channel = $CHANNEL{$channel};
2650		3077
		3078	$self->ext_msg (channel_info => $channel);
		3079	$channel = $channel->{id};
		3080
2651	if (ref $channel) {	3081	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3082	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3083	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3084	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3085	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3086	}
2658		3087
2659	$channel = $channel->{id};	3088	$channel = $channel->{id};
2660	}	3089	}
2661		3090
2662	return unless @extra || length $msg;	3091	return unless @extra || length $msg;
2663		3092
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3093	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3094	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3095	if $color & cf::NDI_DEF;
2668		3096
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3097	my $pkt = "msg "
		3098	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3099	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3100	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3101
2683	$color &= cf::NDI_COLOR_MASK;	3102	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3103	}
2697		3104
2698	=item $client->ext_msg ($type, @msg)	3105	=item $client->ext_msg ($type, @msg)
2699		3106
2700	Sends an ext event to the client.	3107	Sends an ext event to the client.
…		…
2703		3110
2704	sub cf::client::ext_msg($$@) {	3111	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3112	my ($self, $type, @msg) = @_;
2706		3113
2707	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	3116	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	3117	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3118	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	3119	}
2713	}	3120	}
2714		3121
2715	=item $client->ext_reply ($msgid, @msg)	3122	=item $client->ext_reply ($msgid, @msg)
2716		3123
…		…
2720		3127
2721	sub cf::client::ext_reply($$@) {	3128	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3129	my ($self, $id, @msg) = @_;
2723		3130
2724	if ($self->extcmd == 2) {	3131	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3132	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {	3133	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove	3134	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;	3135	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}	3137	}
2731	}	3138	}
2732		3139
2733	=item $success = $client->query ($flags, "text", \&cb)	3140	=item $success = $client->query ($flags, "text", \&cb)
2734		3141
…		…
2805		3212
2806	$ns->ext_reply ($reply, @reply)	3213	$ns->ext_reply ($reply, @reply)
2807	if $reply;	3214	if $reply;
2808		3215
2809	} else {	3216	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3217	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3218	}
2812		3219
2813	cf::override;	3220	cf::override;
2814	},	3221	},
2815	);	3222	);
…		…
2835		3242
2836	$coro	3243	$coro
2837	}	3244	}
2838		3245
2839	cf::client->attach (	3246	cf::client->attach (
2840	on_destroy => sub {	3247	on_client_destroy => sub {
2841	my ($ns) = @_;	3248	my ($ns) = @_;
2842		3249
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3250	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3251	},
2845	);	3252	);
…		…
2861	our $safe_hole = new Safe::Hole;	3268	our $safe_hole = new Safe::Hole;
2862		3269
2863	$SIG{FPE} = 'IGNORE';	3270	$SIG{FPE} = 'IGNORE';
2864		3271
2865	$safe->permit_only (Opcode::opset qw(	3272	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3273	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3274	grepstart grepwhile mapstart mapwhile
2868	sort time	3275	sort time
2869	));	3276	));
2870		3277
2871	# here we export the classes and methods available to script code	3278	# here we export the classes and methods available to script code
…		…
2873	=pod	3280	=pod
2874		3281
2875	The following functions and methods are available within a safe environment:	3282	The following functions and methods are available within a safe environment:
2876		3283
2877	cf::object	3284	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3285	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3286	insert remove name archname title slaying race decrease split
		3287	value
2880		3288
2881	cf::object::player	3289	cf::object::player
2882	player	3290	player
2883		3291
2884	cf::player	3292	cf::player
…		…
2889		3297
2890	=cut	3298	=cut
2891		3299
2892	for (	3300	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3301	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3302	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3303	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3304	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3305	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3306	["cf::map" => qw(trigger)],
2899	) {	3307	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3308	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3309	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3310	for @funs;
2904	}	3311	}
2905		3312
…		…
2920		3327
2921	my $qcode = $code;	3328	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3329	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3330	$qcode =~ s/\n/\\n/g;
2924		3331
		3332	%vars = (_dummy => 0) unless %vars;
		3333
		3334	my @res;
2925	local $_;	3335	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3336
2928	my $eval =	3337	my $eval =
2929	"do {\n"	3338	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3339	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3340	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3341	. $code
2933	. "\n}"	3342	. "\n}"
2934	;	3343	;
2935		3344
		3345	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3346	sub_generation_inc;
		3347	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3348	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3349	sub_generation_inc;
		3350	} else {
		3351	local @cf::_safe_eval_args = values %vars;
		3352	@res = wantarray ? eval eval : scalar eval $eval;
		3353	}
2939		3354
2940	if ($@) {	3355	if ($@) {
2941	warn "$@";	3356	warn "$@",
2942	warn "while executing safe code '$code'\n";	3357	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3358	"with arguments " . (join " ", %vars) . "\n";
2944	}	3359	}
2945		3360
2946	wantarray ? @res : $res[0]	3361	wantarray ? @res : $res[0]
2947	}	3362	}
2948		3363
…		…
2962	=cut	3377	=cut
2963		3378
2964	sub register_script_function {	3379	sub register_script_function {
2965	my ($fun, $cb) = @_;	3380	my ($fun, $cb) = @_;
2966		3381
2967	no strict 'refs';	3382	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3383	*$fun = $safe_hole->wrap ($cb);
2969	}	3384	}
2970		3385
2971	=back	3386	=back
2972		3387
2973	=cut	3388	=cut
…		…
2982	# for this (global event?)	3397	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3398	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3399
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3400	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3401
2987	warn "loading facedata from $path\n";	3402	trace "loading facedata from $path\n";
2988		3403
2989	my $facedata;
2990	0 < aio_load $path, $facedata	3404	0 < aio_load $path, my $facedata
2991	or die "$path: $!";	3405	or die "$path: $!";
2992		3406
2993	$facedata = Coro::Storable::thaw $facedata;	3407	$facedata = Coro::Storable::thaw $facedata;
2994		3408
2995	$facedata->{version} == 2	3409	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3410	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3411
2998	# patch in the exptable	3412	# patch in the exptable
		3413	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3414	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3415	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3416	data => $exp_table,
		3417	hash => (Digest::MD5::md5 $exp_table),
3002	};	3418	};
3003	cf::cede_to_tick;	3419	cf::cede_to_tick;
3004		3420
3005	{	3421	{
3006	my $faces = $facedata->{faceinfo};	3422	my $faces = $facedata->{faceinfo};
3007		3423
3008	while (my ($face, $info) = each %$faces) {	3424	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3425	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3426
3010	cf::face::set_visibility $idx, $info->{visibility};	3427	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3428	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3429	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3430	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3431	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3014		3432
3015	cf::cede_to_tick;	3433	cf::cede_to_tick;
3016	}	3434	}
3017		3435
3018	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3437	next unless $info->{smooth};
		3438
3020	my $idx = cf::face::find $face	3439	my $idx = cf::face::find $face
3021	or next;	3440	or next;
		3441
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3442	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3443	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3444	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3445	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3446	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3447	}
3028		3448
3029	cf::cede_to_tick;	3449	cf::cede_to_tick;
3030	}	3450	}
3031	}	3451	}
…		…
3040		3460
3041	cf::anim::invalidate_all; # d'oh	3461	cf::anim::invalidate_all; # d'oh
3042	}	3462	}
3043		3463
3044	{	3464	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3465	my $res = $facedata->{resource};
3048		3466
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3467	while (my ($name, $info) = each %$res) {
		3468	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3469	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3470
3055	if ($info->{type} & 1) {	3471	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056	# prepend meta info	3472	cf::face::set_type $idx, $info->{type};
3057
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3473	} else {
3065	$data = $info->{data};	3474	$RESOURCE{$name} = $info; # unused
3066	}	3475	}
3067		3476
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3477	cf::cede_to_tick;
3072	}	3478	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3479	}
		3480
		3481	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3482
3093	1	3483	1
3094	}	3484	}
3095		3485
3096	register_exticmd fx_want => sub {	3486	register_exticmd fx_want => sub {
…		…
3098		3488
3099	while (my ($k, $v) = each %$want) {	3489	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3490	$ns->fx_want ($k, $v);
3101	}	3491	}
3102	};	3492	};
		3493
		3494	sub load_resource_file($) {
		3495	my $guard = lock_acquire "load_resource_file";
		3496
		3497	my $status = load_resource_file_ $_[0];
		3498	get_slot 0.1, 100;
		3499	cf::arch::commit_load;
		3500
		3501	$status
		3502	}
3103		3503
3104	sub reload_regions {	3504	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3505	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3506	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3507	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3521	}
3122		3522
3123	sub reload_archetypes {	3523	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3524	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3525	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3526	}
3132		3527
3133	sub reload_treasures {	3528	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3529	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3530	or die "unable to load treasurelists\n";
3136	}	3531	}
3137		3532
		3533	sub reload_sound {
		3534	trace "loading sound config from $DATADIR/sound\n";
		3535
		3536	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3537	or die "$DATADIR/sound $!";
		3538
		3539	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3540
		3541	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3542	my $sound = $soundconf->{compat}[$_]
		3543	or next;
		3544
		3545	my $face = cf::face::find "sound/$sound->[1]";
		3546	cf::sound::set $sound->[0] => $face;
		3547	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3548	}
		3549
		3550	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3551	my $face = cf::face::find "sound/$v";
		3552	cf::sound::set $k => $face;
		3553	}
		3554	}
		3555
3138	sub reload_resources {	3556	sub reload_resources {
3139	warn "reloading resource files...\n";	3557	trace "reloading resource files...\n";
3140		3558
		3559	reload_exp_table;
		3560	reload_materials;
		3561	reload_facedata;
		3562	reload_sound;
		3563	reload_archetypes;
3141	reload_regions;	3564	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3565	reload_treasures;
3146		3566
3147	warn "finished reloading resource files\n";	3567	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3568	}
3153		3569
3154	sub reload_config {	3570	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3571	trace "reloading config file...\n";
3156	or return;
3157		3572
3158	local $/;	3573	0 < aio_load "$CONFDIR/config", my $config
3159	*CFG = YAML::Syck::Load <$fh>;	3574	or die "$CONFDIR/config: $!";
3160		3575
		3576	utf8::decode $config;
		3577	*CFG = yaml_load $config;
		3578
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3579	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3580
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3581	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3582	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3583
3166	if (exists $CFG{mlockall}) {	3584	if (exists $CFG{mlockall}) {
…		…
3170	};	3588	};
3171	warn $@ if $@;	3589	warn $@ if $@;
3172	}	3590	}
3173	}	3591	}
3174		3592
		3593	sub pidfile() {
		3594	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3595	or die "$PIDFILE: $!";
		3596	flock $fh, &Fcntl::LOCK_EX
		3597	or die "$PIDFILE: flock: $!";
		3598	$fh
		3599	}
		3600
		3601	# make sure only one server instance is running at any one time
		3602	sub atomic {
		3603	my $fh = pidfile;
		3604
		3605	my $pid = <$fh>;
		3606	kill 9, $pid if $pid > 0;
		3607
		3608	seek $fh, 0, 0;
		3609	print $fh $$;
		3610	}
		3611
		3612	sub main_loop {
		3613	trace "EV::loop starting\n";
		3614	if (1) {
		3615	EV::loop;
		3616	}
		3617	trace "EV::loop returned\n";
		3618	goto &main_loop unless $REALLY_UNLOOP;
		3619	}
		3620
3175	sub main {	3621	sub main {
		3622	cf::init_globals; # initialise logging
		3623
		3624	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3625	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3626	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3627	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3628
		3629	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3630
3176	# we must not ever block the main coroutine	3631	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3632	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3633	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3634	(async {
3180	Event::one_event;	3635	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3636	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3637	})->prio (Coro::PRIO_MAX);
3182	};	3638	};
3183		3639
		3640	evthread_start IO::AIO::poll_fileno;
		3641
		3642	cf::sync_job {
		3643	cf::incloader::init ();
		3644
		3645	cf::init_anim;
		3646	cf::init_attackmess;
		3647	cf::init_dynamic;
		3648
		3649	cf::load_settings;
		3650
		3651	reload_resources;
3184	reload_config;	3652	reload_config;
3185	db_init;	3653	db_init;
		3654
		3655	cf::init_uuid;
		3656	cf::init_signals;
		3657	cf::init_skills;
		3658
		3659	cf::init_beforeplay;
		3660
		3661	atomic;
		3662
3186	load_extensions;	3663	load_extensions;
3187		3664
3188	$TICK_WATCHER->start;	3665	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3666
		3667	# no (long-running) fork's whatsoever before this point(!)
		3668	use POSIX ();
		3669	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3670
		3671	cf::_post_init 0;
		3672	};
		3673
		3674	cf::object::thawer::errors_are_fatal 0;
		3675	info "parse errors in files are no longer fatal from this point on.\n";
		3676
		3677	my $free_main; $free_main = EV::idle sub {
		3678	undef $free_main;
		3679	undef &main; # free gobs of memory :)
		3680	};
		3681
		3682	goto &main_loop;
3190	}	3683	}
3191		3684
3192	#############################################################################	3685	#############################################################################
3193	# initialisation and cleanup	3686	# initialisation and cleanup
3194		3687
3195	# install some emergency cleanup handlers	3688	# install some emergency cleanup handlers
3196	BEGIN {	3689	BEGIN {
		3690	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3691	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3692	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3693	cf::cleanup "SIG$signal";
3205	},
3206	);	3694	};
3207	}	3695	}
3208	}	3696	}
3209		3697
3210	sub write_runtime {	3698	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3699	my $t0 = AE::time;
3212		3700
3213	# first touch the runtime file to show we are still running:	3701	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3702	# the fsync below can take a very very long time.
3215		3703
3216	IO::AIO::aio_utime $runtime, undef, undef;	3704	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3705
3218	my $guard = cf::lock_acquire "write_runtime";	3706	my $guard = cf::lock_acquire "write_runtime";
3219		3707
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3708	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3709	or return;
3222		3710
3223	my $value = $cf::RUNTIME + 90 + 10;	3711	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3712	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3713	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3723	aio_utime $fh, undef, undef;
3236		3724
3237	close $fh	3725	close $fh
3238	or return;	3726	or return;
3239		3727
3240	aio_rename "$runtime~", $runtime	3728	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3729	and return;
3242		3730
3243	warn "runtime file written.\n";	3731	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3732
3245	1	3733	1
		3734	}
		3735
		3736	our $uuid_lock;
		3737	our $uuid_skip;
		3738
		3739	sub write_uuid_sync($) {
		3740	$uuid_skip ||= $_[0];
		3741
		3742	return if $uuid_lock;
		3743	local $uuid_lock = 1;
		3744
		3745	my $uuid = "$LOCALDIR/uuid";
		3746
		3747	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3748	or return;
		3749
		3750	my $value = uuid_seq uuid_cur;
		3751
		3752	unless ($value) {
		3753	info "cowardly refusing to write zero uuid value!\n";
		3754	return;
		3755	}
		3756
		3757	my $value = uuid_str $value + $uuid_skip;
		3758	$uuid_skip = 0;
		3759
		3760	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3761	and return;
		3762
		3763	# always fsync - this file is important
		3764	aio_fsync $fh
		3765	and return;
		3766
		3767	close $fh
		3768	or return;
		3769
		3770	aio_rename "$uuid~", $uuid
		3771	and return;
		3772
		3773	trace "uuid file written ($value).\n";
		3774
		3775	1
		3776
		3777	}
		3778
		3779	sub write_uuid($$) {
		3780	my ($skip, $sync) = @_;
		3781
		3782	$sync ? write_uuid_sync $skip
		3783	: async { write_uuid_sync $skip };
3246	}	3784	}
3247		3785
3248	sub emergency_save() {	3786	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3787	my $freeze_guard = cf::freeze_mainloop;
3250		3788
3251	warn "enter emergency perl save\n";	3789	info "emergency_perl_save: enter\n";
		3790
		3791	# this is a trade-off: we want to be very quick here, so
		3792	# save all maps without fsync, and later call a global sync
		3793	# (which in turn might be very very slow)
		3794	local $USE_FSYNC = 0;
3252		3795
3253	cf::sync_job {	3796	cf::sync_job {
		3797	cf::write_runtime_sync; # external watchdog should not bark
		3798
3254	# use a peculiar iteration method to avoid tripping on perl	3799	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3800	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3801	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3802	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3803	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3804	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3805	$pl->valid or next;
		3806	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3807	$pl->save;
3262	}	3808	}
3263	warn "end emergency player save\n";	3809	info "emergency_perl_save: end player save\n";
3264		3810
3265	warn "begin emergency map save\n";	3811	cf::write_runtime_sync; # external watchdog should not bark
		3812
		3813	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3814	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3815	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3816	$map->valid or next;
3269	$map->save;	3817	$map->save;
3270	}	3818	}
3271	warn "end emergency map save\n";	3819	info "emergency_perl_save: end map save\n";
3272		3820
3273	warn "begin emergency database checkpoint\n";	3821	cf::write_runtime_sync; # external watchdog should not bark
		3822
		3823	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3824	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3825	info "emergency_perl_save: end database checkpoint\n";
		3826
		3827	info "emergency_perl_save: begin write uuid\n";
		3828	write_uuid_sync 1;
		3829	info "emergency_perl_save: end write uuid\n";
		3830
		3831	cf::write_runtime_sync; # external watchdog should not bark
		3832
		3833	trace "emergency_perl_save: syncing database to disk";
		3834	BDB::db_env_txn_checkpoint $DB_ENV;
		3835
		3836	info "emergency_perl_save: starting sync\n";
		3837	IO::AIO::aio_sync sub {
		3838	info "emergency_perl_save: finished sync\n";
		3839	};
		3840
		3841	cf::write_runtime_sync; # external watchdog should not bark
		3842
		3843	trace "emergency_perl_save: flushing outstanding aio requests";
		3844	while (IO::AIO::nreqs || BDB::nreqs) {
		3845	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3846	}
		3847
		3848	cf::write_runtime_sync; # external watchdog should not bark
3276	};	3849	};
3277		3850
3278	warn "leave emergency perl save\n";	3851	info "emergency_perl_save: leave\n";
3279	}	3852	}
3280		3853
3281	sub post_cleanup {	3854	sub post_cleanup {
3282	my ($make_core) = @_;	3855	my ($make_core) = @_;
3283		3856
		3857	IO::AIO::flush;
		3858
3284	warn Carp::longmess "post_cleanup backtrace"	3859	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3860	if $make_core;
		3861
		3862	my $fh = pidfile;
		3863	unlink $PIDFILE if <$fh> == $$;
		3864	}
		3865
		3866	# a safer delete_package, copied from Symbol
		3867	sub clear_package($) {
		3868	my $pkg = shift;
		3869
		3870	# expand to full symbol table name if needed
		3871	unless ($pkg =~ /^main::.*::$/) {
		3872	$pkg = "main$pkg" if $pkg =~ /^::/;
		3873	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3874	$pkg .= '::' unless $pkg =~ /::$/;
		3875	}
		3876
		3877	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3878	my $stem_symtab = *{$stem}{HASH};
		3879
		3880	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3881	or return;
		3882
		3883	# clear all symbols
		3884	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3885	for my $name (keys %$leaf_symtab) {
		3886	_gv_clear *{"$pkg$name"};
		3887	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3888	}
3286	}	3889	}
3287		3890
3288	sub do_reload_perl() {	3891	sub do_reload_perl() {
3289	# can/must only be called in main	3892	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3893	unless (in_main) {
3291	warn "can only reload from main coroutine";	3894	error "can only reload from main coroutine";
3292	return;	3895	return;
3293	}	3896	}
3294		3897
3295	warn "reloading...";	3898	return if $RELOAD++;
3296		3899
3297	warn "entering sync_job";	3900	my $t1 = AE::time;
3298		3901
		3902	while ($RELOAD) {
		3903	cf::get_slot 0.1, -1, "reload_perl";
		3904	info "perl_reload: reloading...";
		3905
		3906	trace "perl_reload: entering sync_job";
		3907
3299	cf::sync_job {	3908	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	3909	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		3910
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	3911	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	3912	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	3913	%EXT_CORO = ();
3328		3914
3329	warn "removing commands";	3915	trace "perl_reload: removing commands";
3330	%COMMAND = ();	3916	%COMMAND = ();
3331		3917
3332	warn "removing ext/exti commands";	3918	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	3919	%EXTCMD = ();
3334	%EXTICMD = ();	3920	%EXTICMD = ();
3335		3921
3336	warn "unloading/nuking all extensions";	3922	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	3923	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	3924	trace "... unloading $pkg";
3339		3925
3340	if (my $cb = $pkg->can ("unload")) {	3926	if (my $cb = $pkg->can ("unload")) {
3341	eval {	3927	eval {
3342	$cb->($pkg);	3928	$cb->($pkg);
3343	1	3929	1
3344	} or warn "$pkg unloaded, but with errors: $@";	3930	} or error "$pkg unloaded, but with errors: $@";
		3931	}
		3932
		3933	trace "... clearing $pkg";
		3934	clear_package $pkg;
3345	}	3935	}
3346		3936
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	3937	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	3938	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3939	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3940
3355	warn "... unloading $k";	3941	trace "... unloading $k";
3356	delete $INC{$k};	3942	delete $INC{$k};
3357		3943
3358	$k =~ s/\.pm$//;	3944	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	3945	$k =~ s/\//::/g;
3360		3946
3361	if (my $cb = $k->can ("unload_module")) {	3947	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	3948	$cb->();
		3949	}
		3950
		3951	clear_package $k;
3363	}	3952	}
3364		3953
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	3954	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3955	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3956	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3957
3372	warn "unloading cf.pm \"a bit\"";	3958	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3959	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3960	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		3961
3376	# don't, removes xs symbols, too,	3962	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3963	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3964	#clear_package __PACKAGE__;
3379		3965
3380	warn "unload completed, starting to reload now";	3966	info "perl_reload: unload completed, starting to reload now";
3381		3967
3382	warn "reloading cf.pm";	3968	trace "perl_reload: reloading cf.pm";
3383	require cf;	3969	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3970	cf::_connect_to_perl_1;
3385		3971
3386	warn "loading config and database again";	3972	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	3973	cf::reload_config;
3388		3974
3389	warn "loading extensions";	3975	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	3976	cf::load_extensions;
3391		3977
		3978	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3979	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3980	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3981	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3982	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3983	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3984	reattach $_ for values %PLAYER;
		3985	}
3398		3986
3399	warn "leaving sync_job";	3987	cf::_post_init 1;
3400		3988
		3989	trace "perl_reload: leaving sync_job";
		3990
3401	1	3991	1
3402	} or do {	3992	} or do {
3403	warn $@;	3993	error $@;
3404	warn "error while reloading, exiting.";	3994	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	3995	};
		3996
		3997	--$RELOAD;
3406	};	3998	}
3407		3999
3408	warn "reloaded";	4000	$t1 = AE::time - $t1;
		4001	info "perl_reload: completed in ${t1}s\n";
3409	};	4002	};
3410		4003
3411	our $RELOAD_WATCHER; # used only during reload	4004	our $RELOAD_WATCHER; # used only during reload
3412		4005
3413	sub reload_perl() {	4006	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4007	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4008	# coro crashes during coro_state_free->destroy here.
3416		4009
3417	$RELOAD_WATCHER ||= Event->timer (	4010	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4011	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4012
3420	data => WF_AUTOCANCEL,	4013	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4014	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4015	undef $RELOAD_WATCHER;
3424	},	4016	};
3425	);	4017	};
3426	}	4018	}
3427		4019
3428	register_command "reload" => sub {	4020	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4021	my ($who, $arg) = @_;
3430		4022
3431	if ($who->flag (FLAG_WIZ)) {	4023	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4024	$who->message ("reloading server.");
		4025	async {
		4026	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4027	reload_perl;
		4028	};
3434	}	4029	}
3435	};	4030	};
3436		4031
3437	unshift @INC, $LIBDIR;	4032	#############################################################################
3438		4033
3439	my $bug_warning = 0;	4034	my $bug_warning = 0;
3440		4035
3441	our @WAIT_FOR_TICK;	4036	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	4037	our @WAIT_FOR_TICK_BEGIN;
3443		4038
3444	sub wait_for_tick {	4039	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	4040	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3447		4041
3448	my $signal = new Coro::Signal;	4042	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	4043	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	4044	$signal->wait;
3451	}	4045	}
3452		4046
3453	sub wait_for_tick_begin {	4047	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	4048	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3456		4049
3457	my $signal = new Coro::Signal;	4050	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4051	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4052	$signal->wait;
3460	}	4053	}
3461		4054
3462	$TICK_WATCHER = Event->timer (	4055	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	4056	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	4058	unless ++$bug_warning > 10;
3472	return;	4059	return;
3473	}	4060	}
3474		4061
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	4062	cf::server_tick; # one server iteration
3478		4063
3479	$RUNTIME += $TICK;	4064	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3480	$NEXT_TICK += $TICK;
3481		4065
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4066	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	4067	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	4068	Coro::async_pool {
		4069	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	4070	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	4071	or error "ERROR: unable to write runtime file: $!";
3487	};
3488	}	4072	};
		4073	}
3489		4074
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4075	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	4076	$sig->send;
3492	}	4077	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	4078	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	4079	$sig->send;
3495	}	4080	}
3496		4081
3497	$NOW = Event::time;	4082	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4083	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		4084
3508	_post_tick;	4085	if (0) {
		4086	if ($NEXT_TICK) {
		4087	my $jitter = $TICK_START - $NEXT_TICK;
		4088	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4089	debug "jitter $JITTER\n";#d#
		4090	}
3509	},	4091	}
3510	);	4092	}
3511		4093
3512	{	4094	{
		4095	# configure BDB
		4096
3513	BDB::min_parallel 8;	4097	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4098	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4099	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4100
3539	unless ($DB_ENV) {	4101	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4102	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4103	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	4104	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4105	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4106	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4107	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4108
3546	cf::sync_job {	4109	cf::sync_job {
3547	eval {	4110	eval {
…		…
3557		4120
3558	cf::cleanup "db_env_open(db): $@" if $@;	4121	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4122	};
3560	}	4123	}
3561		4124
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	4125	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4126	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	4127	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	4128	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4129	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	4130	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	4131	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4132	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	4133	};
3592	}	4134	}
3593		4135
3594	{	4136	{
		4137	# configure IO::AIO
		4138
3595	IO::AIO::min_parallel 8;	4139	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4140	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4141	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4142	}
3608		4143
3609	my $_log_backtrace;	4144	our $_log_backtrace;
		4145	our $_log_backtrace_last;
3610		4146
3611	sub _log_backtrace {	4147	sub _log_backtrace {
3612	my ($msg, @addr) = @_;	4148	my ($msg, @addr) = @_;
3613		4149
3614	$msg =~ s/\n//;	4150	$msg =~ s/\n$//;
3615		4151
		4152	if ($_log_backtrace_last eq $msg) {
		4153	LOG llevInfo, "[ABT] $msg\n";
		4154	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3616	# limit the # of concurrent backtraces	4155	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4156	} elsif ($_log_backtrace < 2) {
		4157	$_log_backtrace_last = $msg;
3618	++$_log_backtrace;	4158	++$_log_backtrace;
		4159	my $perl_bt = Carp::longmess $msg;
3619	async {	4160	async {
		4161	$Coro::current->{desc} = "abt $msg";
		4162
3620	my @bt = fork_call {	4163	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4164	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4165	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4166	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4167	or die "addr2line: $!";
…		…
3632	}	4175	}
3633		4176
3634	@funcs	4177	@funcs
3635	};	4178	};
3636		4179
3637	LOG llevInfo, "[ABT] $msg\n";	4180	LOG llevInfo, "[ABT] $perl_bt\n";
		4181	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4182	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4183	--$_log_backtrace;
3640	};	4184	};
3641	} else {	4185	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4186	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4187	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3644	}	4188	}
3645	}	4189	}
3646		4190
3647	# load additional modules	4191	# load additional modules
3648	use cf::pod;	4192	require "cf/$_.pm" for @EXTRA_MODULES;
		4193	cf::_connect_to_perl_2;
3649		4194
3650	END { cf::emergency_save }	4195	END { cf::emergency_save }
3651		4196
3652	1	4197	1
3653		4198

Diff Legend

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