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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.390 by root, Thu Oct 25 09:01:24 2007 UTC vs.
Revision 1.549 by root, Tue May 11 13:19:59 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 Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
267		387
268	=item cf::lock_wait $string	388	=item cf::lock_wait $string
269		389
270	Wait until the given lock is available. See cf::lock_acquire.	390	Wait until the given lock is available. See cf::lock_acquire.
271		391
272	=item my $lock = cf::lock_acquire $string	392	=item my $lock = cf::lock_acquire $string
273		393
274	Wait until the given lock is available and then acquires it and returns	394	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	395	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	396	for example when the coroutine gets canceled), the lock is automatically
277	returned.	397	returned.
278		398
279	Locks are *not* recursive, locking from the same coro twice results in a	399	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	400	deadlocked coro.
…		…
286		406
287	Return true if the lock is currently active, i.e. somebody has locked it.	407	Return true if the lock is currently active, i.e. somebody has locked it.
288		408
289	=cut	409	=cut
290		410
291	our %LOCK;	411	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		412
294	sub lock_wait($) {	413	sub lock_wait($) {
295	my ($key) = @_;	414	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	415	}
308		416
309	sub lock_acquire($) {	417	sub lock_acquire($) {
310	my ($key) = @_;	418	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	419	}
324		420
325	sub lock_active($) {	421	sub lock_active($) {
326	my ($key) = @_;	422	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	423	}
330		424
331	sub freeze_mainloop {	425	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	426	tick_inhibit_inc;
333		427
334	my $guard = Coro::guard {	428	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	429	}
336	};	430
337	$TICK_WATCHER->stop;	431	=item cf::periodic $interval, $cb
338	$guard	432
		433	Like EV::periodic, but randomly selects a starting point so that the actions
		434	get spread over time.
		435
		436	=cut
		437
		438	sub periodic($$) {
		439	my ($interval, $cb) = @_;
		440
		441	my $start = rand List::Util::min 180, $interval;
		442
		443	EV::periodic $start, $interval, 0, $cb
339	}	444	}
340		445
341	=item cf::get_slot $time[, $priority[, $name]]	446	=item cf::get_slot $time[, $priority[, $name]]
342		447
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	448	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		456
352	=cut	457	=cut
353		458
354	our @SLOT_QUEUE;	459	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	460	our $SLOT_QUEUE;
		461	our $SLOT_DECAY = 0.9;
356		462
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	463	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	464	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	465	$Coro::current->desc ("timeslot manager");
360		466
361	my $signal = new Coro::Signal;	467	my $signal = new Coro::Signal;
		468	my $busy;
362		469
363	while () {	470	while () {
364	next_job:	471	next_job:
		472
365	my $avail = cf::till_tick;	473	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	474
367	for (0 .. $#SLOT_QUEUE) {	475	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	476	if ($SLOT_QUEUE[$_][0] <= $avail) {
		477	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	478	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	479	$job->[2]->send;
371	Coro::cede;	480	Coro::cede;
372	goto next_job;	481	goto next_job;
373	}	482	} else {
		483	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	484	}
375	}	485	}
376		486
377	if (@SLOT_QUEUE) {	487	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	488	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	489	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	490	$signal->wait;
381	} else {	491	} else {
		492	$busy = 0;
382	Coro::schedule;	493	Coro::schedule;
383	}	494	}
384	}	495	}
385	};	496	};
386		497
387	sub get_slot($;$$) {	498	sub get_slot($;$$) {
		499	return if tick_inhibit || $Coro::current == $Coro::main;
		500
388	my ($time, $pri, $name) = @_;	501	my ($time, $pri, $name) = @_;
389		502
390	$time = $TICK * .6 if $time > $TICK * .6;	503	$time = clamp $time, 0.01, $TICK * .6;
		504
391	my $sig = new Coro::Signal;	505	my $sig = new Coro::Signal;
392		506
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	507	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	508	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	509	$SLOT_QUEUE->ready;
…		…
406		520
407	BEGIN { *async = \&Coro::async_pool }	521	BEGIN { *async = \&Coro::async_pool }
408		522
409	=item cf::sync_job { BLOCK }	523	=item cf::sync_job { BLOCK }
410		524
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	525	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	526	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	527	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	528	acceptable.
415		529
416	If it must be done, put the blocking parts into C<sync_job>. This will run	530	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	531	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	535	=cut
422		536
423	sub sync_job(&) {	537	sub sync_job(&) {
424	my ($job) = @_;	538	my ($job) = @_;
425		539
426	if ($Coro::current == $Coro::main) {	540	if (in_main) {
427	my $time = Event::time;	541	my $time = AE::time;
428		542
429	# this is the main coro, too bad, we have to block	543	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	544	# till the operation succeeds, freezing the server :/
431		545
432	LOG llevError, Carp::longmess "sync job";#d#	546	#LOG llevError, Carp::longmess "sync job";#d#
433		547
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	548	my $freeze_guard = freeze_mainloop;
437		549
438	my $busy = 1;	550	my $busy = 1;
439	my @res;	551	my @res;
440		552
441	(async {	553	(async {
442	$Coro::current->desc ("sync job coro");	554	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	555	@res = eval { $job->() };
444	warn $@ if $@;	556	error $@ if $@;
445	undef $busy;	557	undef $busy;
446	})->prio (Coro::PRIO_MAX);	558	})->prio (Coro::PRIO_MAX);
447		559
448	while ($busy) {	560	while ($busy) {
449	if (Coro::nready) {	561	if (Coro::nready) {
450	Coro::cede_notself;	562	Coro::cede_notself;
451	} else {	563	} else {
452	Event::one_event;	564	EV::loop EV::LOOP_ONESHOT;
453	}	565	}
454	}	566	}
455		567
456	$time = Event::time - $time;	568	my $time = AE::time - $time;
457		569
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	570	$TICK_START += $time; # do not account sync jobs to server load
462		571
463	wantarray ? @res : $res[0]	572	wantarray ? @res : $res[0]
464	} else {	573	} else {
465	# we are in another coroutine, how wonderful, everything just works	574	# we are in another coroutine, how wonderful, everything just works
466		575
…		…
486	$EXT_CORO{$coro+0} = $coro;	595	$EXT_CORO{$coro+0} = $coro;
487		596
488	$coro	597	$coro
489	}	598	}
490		599
491	=item fork_call { }, $args	600	=item fork_call { }, @args
492		601
493	Executes the given code block with the given arguments in a seperate	602	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	603	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	604	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	605	never block itself or use any form of event handling.
497		606
498	=cut	607	=cut
		608
		609	sub post_fork {
		610	reset_signals;
		611	}
499		612
500	sub fork_call(&@) {	613	sub fork_call(&@) {
501	my ($cb, @args) = @_;	614	my ($cb, @args) = @_;
502		615
503	# we seemingly have to make a local copy of the whole thing,	616	# we seemingly have to make a local copy of the whole thing,
504	# otherwise perl prematurely frees the stuff :/	617	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	618	# TODO: investigate and fix (likely this will be rather laborious)
506		619
507	my @res = Coro::Util::fork_eval {	620	my @res = Coro::Util::fork_eval {
508	reset_signals;	621	cf::post_fork;
509	&$cb	622	&$cb
510	}, @args;	623	} @args;
511		624
512	wantarray ? @res : $res[-1]	625	wantarray ? @res : $res[-1]
		626	}
		627
		628	sub objinfo {
		629	(
		630	"counter value" => cf::object::object_count,
		631	"objects created" => cf::object::create_count,
		632	"objects destroyed" => cf::object::destroy_count,
		633	"freelist size" => cf::object::free_count,
		634	"allocated objects" => cf::object::objects_size,
		635	"active objects" => cf::object::actives_size,
		636	)
		637	}
		638
		639	=item $coin = coin_from_name $name
		640
		641	=cut
		642
		643	our %coin_alias = (
		644	"silver" => "silvercoin",
		645	"silvercoin" => "silvercoin",
		646	"silvercoins" => "silvercoin",
		647	"gold" => "goldcoin",
		648	"goldcoin" => "goldcoin",
		649	"goldcoins" => "goldcoin",
		650	"platinum" => "platinacoin",
		651	"platinumcoin" => "platinacoin",
		652	"platinumcoins" => "platinacoin",
		653	"platina" => "platinacoin",
		654	"platinacoin" => "platinacoin",
		655	"platinacoins" => "platinacoin",
		656	"royalty" => "royalty",
		657	"royalties" => "royalty",
		658	);
		659
		660	sub coin_from_name($) {
		661	$coin_alias{$_[0]}
		662	? cf::arch::find $coin_alias{$_[0]}
		663	: undef
513	}	664	}
514		665
515	=item $value = cf::db_get $family => $key	666	=item $value = cf::db_get $family => $key
516		667
517	Returns a single value from the environment database.	668	Returns a single value from the environment database.
…		…
527	within each server.	678	within each server.
528		679
529	=cut	680	=cut
530		681
531	sub db_table($) {	682	sub db_table($) {
		683	cf::error "db_get called from main context"
		684	if $Coro::current == $Coro::main;
		685
532	my ($name) = @_;	686	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	687	my $db = BDB::db_create $DB_ENV;
534		688
535	eval {	689	eval {
536	$db->set_flags (BDB::CHKSUM);	690	$db->set_flags (BDB::CHKSUM);
…		…
546	}	700	}
547		701
548	our $DB;	702	our $DB;
549		703
550	sub db_init {	704	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	705	$DB ||= db_table "db";
553	};
554	}	706	}
555		707
556	sub db_get($$) {	708	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	709	my $key = "$_[0]/$_[1]";
558		710
559	cf::sync_job {	711	cf::error "db_get called from main context"
		712	if $Coro::current == $Coro::main;
		713
560	BDB::db_get $DB, undef, $key, my $data;	714	BDB::db_get $DB, undef, $key, my $data;
561		715
562	$! ? ()	716	$! ? ()
563	: $data	717	: $data
564	}
565	}	718	}
566		719
567	sub db_put($$$) {	720	sub db_put($$$) {
568	BDB::dbreq_pri 4;	721	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	722	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
625		778
626	my $t1 = Time::HiRes::time;	779	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	780	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	781	my $t2 = Time::HiRes::time;
629		782
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	783	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		784
632	db_put cache => "$id/data", $data;	785	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	786	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	787	db_put cache => "$id/meta", $meta;
635		788
…		…
645		798
646	=cut	799	=cut
647		800
648	sub datalog($@) {	801	sub datalog($@) {
649	my ($type, %kv) = @_;	802	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	803	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	804	}
652		805
653	=back	806	=back
654		807
655	=cut	808	=cut
656		809
657	#############################################################################	810	#############################################################################
658		811
659	=head2 ATTACHABLE OBJECTS	812	=head2 ATTACHABLE OBJECTS
660		813
661	Many objects in crossfire are so-called attachable objects. That means you can	814	Many objects in deliantra are so-called attachable objects. That means you can
662	attach callbacks/event handlers (a collection of which is called an "attachment")	815	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	816	to it. All such attachable objects support the following methods.
664		817
665	In the following description, CLASS can be any of C<global>, C<object>	818	In the following description, CLASS can be any of C<global>, C<object>
666	C<player>, C<client> or C<map> (i.e. the attachable objects in	819	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	820	Deliantra).
668		821
669	=over 4	822	=over 4
670		823
671	=item $attachable->attach ($attachment, key => $value...)	824	=item $attachable->attach ($attachment, key => $value...)
672		825
…		…
716	=item cf::CLASS::attachment $name, ...	869	=item cf::CLASS::attachment $name, ...
717		870
718	Register an attachment by C<$name> through which attachable objects of the	871	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	872	given CLASS can refer to this attachment.
720		873
721	Some classes such as crossfire maps and objects can specify attachments	874	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	875	that are attached at load/instantiate time, thus the need for a name.
723		876
724	These calls expect any number of the following handler/hook descriptions:	877	These calls expect any number of the following handler/hook descriptions:
725		878
726	=over 4	879	=over 4
…		…
850		1003
851	} elsif (exists $cb_id{$type}) {	1004	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1005	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1006
854	} elsif (ref $type) {	1007	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1008	error "attaching objects not supported, ignoring.\n";
856		1009
857	} else {	1010	} else {
858	shift @arg;	1011	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1012	error "attach argument '$type' not supported, ignoring.\n";
860	}	1013	}
861	}	1014	}
862	}	1015	}
863		1016
864	sub _object_attach {	1017	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1027	_attach $registry, $klass, @attach;
875	}	1028	}
876		1029
877	$obj->{$name} = \%arg;	1030	$obj->{$name} = \%arg;
878	} else {	1031	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1032	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1033	}
881		1034
882	$obj->{_attachment}{$name} = undef;	1035	$obj->{_attachment}{$name} = undef;
883	}	1036	}
884		1037
…		…
943		1096
944	for (@$callbacks) {	1097	for (@$callbacks) {
945	eval { &{$_->[1]} };	1098	eval { &{$_->[1]} };
946		1099
947	if ($@) {	1100	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1101	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1102	override;
951	}	1103	}
952		1104
953	return 1 if $override;	1105	return 1 if $override;
954	}	1106	}
955		1107
956	0	1108	0
957	}	1109	}
958		1110
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1111	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1112
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1113	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1114
963	Generate an object-specific event with the given arguments.	1115	Generate an object-specific event with the given arguments.
964		1116
…		…
1017		1169
1018	sub reattach {	1170	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1171	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1172	my ($obj) = @_;
1021		1173
		1174	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1175	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1176
1024	my $registry = $obj->registry;	1177	my $registry = $obj->registry;
1025		1178
1026	@$registry = ();	1179	@$registry = ();
1027		1180
…		…
1032	for (@$attach) {	1185	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1186	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1187	_attach $registry, $klass, @attach;
1035	}	1188	}
1036	} else {	1189	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1190	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1191	}
1039	}	1192	}
1040	}	1193	}
1041		1194
1042	cf::attachable->attach (	1195	cf::attachable->attach (
1043	prio => -1000000,	1196	prio => -1000000,
1044	on_instantiate => sub {	1197	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1198	my ($obj, $data) = @_;
1046		1199
1047	$data = from_json $data;	1200	$data = decode_json $data;
1048		1201
1049	for (@$data) {	1202	for (@$data) {
1050	my ($name, $args) = @$_;	1203	my ($name, $args) = @$_;
1051		1204
1052	$obj->attach ($name, %{$args || {} });	1205	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1222	my ($filename, $rdata, $objs) = @_;
1070		1223
1071	sync_job {	1224	sync_job {
1072	if (length $$rdata) {	1225	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1226	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1227	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1228	$decname, length $$rdata, scalar @$objs
		1229	if $VERBOSE_IO;
1076		1230
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1231	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1232	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1233	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1234	if ($cf::USE_FSYNC) {
		1235	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1236	aio_fsync $fh;
		1237	}
1081	close $fh;	1238	aio_close $fh;
1082		1239
1083	if (@$objs) {	1240	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1241	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1242	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1243	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1244	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1245	if ($cf::USE_FSYNC) {
		1246	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1247	aio_fsync $fh;
		1248	}
1089	close $fh;	1249	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1250	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1251	}
1092	} else {	1252	} else {
1093	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1094	}	1254	}
1095		1255
1096	aio_rename "$filename~", $filename;	1256	aio_rename "$filename~", $filename;
		1257
		1258	$filename =~ s%/[^/]+$%%;
		1259	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1260	} else {
1098	warn "FATAL: $filename~: $!\n";	1261	error "unable to save objects: $filename~: $!\n";
1099	}	1262	}
1100	} else {	1263	} else {
1101	aio_unlink $filename;	1264	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1265	aio_unlink "$filename.pst";
1103	}	1266	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1290	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1291	$av = $st->{objs};
1129	}	1292	}
1130		1293
1131	utf8::decode (my $decname = $filename);	1294	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1295	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1296	$decname, length $data, scalar @{$av || []}
		1297	if $VERBOSE_IO;
1134		1298
1135	($data, $av)	1299	($data, $av)
1136	}	1300	}
1137		1301
1138	=head2 COMMAND CALLBACKS	1302	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1358	my ($name, $cb) = @_;
1195		1359
1196	$EXTICMD{$name} = $cb;	1360	$EXTICMD{$name} = $cb;
1197	}	1361	}
1198		1362
		1363	use File::Glob ();
		1364
1199	cf::player->attach (	1365	cf::player->attach (
1200	on_command => sub {	1366	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1367	my ($pl, $name, $params) = @_;
1202		1368
1203	my $cb = $COMMAND{$name}	1369	my $cb = $COMMAND{$name}
1204	or return;	1370	or return;
1205		1371
…		…
1228		1394
1229	$pl->ext_reply ($reply, @reply)	1395	$pl->ext_reply ($reply, @reply)
1230	if $reply;	1396	if $reply;
1231		1397
1232	} else {	1398	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1399	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1400	}
1235		1401
1236	cf::override;	1402	cf::override;
1237	},	1403	},
1238	);	1404	);
1239		1405
		1406	# "readahead" all extensions
		1407	sub cache_extensions {
		1408	my $grp = IO::AIO::aio_group;
		1409
		1410	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1411	for (grep /\.ext$/, @{$_[0]}) {
		1412	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1413	}
		1414	};
		1415
		1416	$grp
		1417	}
		1418
1240	sub load_extensions {	1419	sub load_extensions {
		1420	info "loading extensions...";
		1421
1241	cf::sync_job {	1422	cf::sync_job {
1242	my %todo;	1423	my %todo;
1243		1424
1244	for my $path (<$LIBDIR/*.ext>) {	1425	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1426	next unless -r $path;
…		…
1263		1444
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1445	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1446	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1447
1267	$ext{source} =	1448	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1449	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1450	. "#line 1 \"$path\"\n{\n"
1270	. $source	1451	. $source
1271	. "\n};\n1";	1452	. "\n};\n1";
1272		1453
1273	$todo{$base} = \%ext;	1454	$todo{$base} = \%ext;
1274	}	1455	}
1275		1456
		1457	my $pass = 0;
1276	my %done;	1458	my %done;
1277	while (%todo) {	1459	while (%todo) {
1278	my $progress;	1460	my $progress;
1279		1461
		1462	++$pass;
		1463
		1464	ext:
1280	while (my ($k, $v) = each %todo) {	1465	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1466	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1467	next ext
1283	unless exists $done{$_};	1468	unless exists $done{$_};
1284	}	1469	}
1285		1470
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1471	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1472
1288	unless (eval $v->{source}) {	1473	my $active = eval $v->{source};
		1474
		1475	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1476	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1477
		1478	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1479	if exists $v->{meta}{mandatory};
1293	warn $msg;	1480
1294	warn "mandatory extension failed to load, exiting.\n";	1481	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1482	delete $todo{$k};
1296	}	1483	} else {
1297		1484	$done{$k} = delete $todo{$k};
1298	warn $msg;	1485	push @EXTS, $v->{pkg};
		1486	$progress = 1;
		1487
		1488	info "$v->{base}: extension inactive.\n"
		1489	unless $active;
1299	}	1490	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1491	}
1305		1492
1306	skip:	1493	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1494	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1495
		1496	while (my ($k, $v) = each %todo) {
		1497	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1498	if exists $v->{meta}{mandatory};
		1499	}
		1500	}
1309	}	1501	}
1310	};	1502	};
1311	}	1503	}
1312		1504
1313	#############################################################################	1505	#############################################################################
1314		1506
1315	=back	1507	=back
1316		1508
1317	=head2 CORE EXTENSIONS	1509	=head2 CORE EXTENSIONS
1318		1510
1319	Functions and methods that extend core crossfire objects.	1511	Functions and methods that extend core deliantra objects.
1320		1512
1321	=cut	1513	=cut
1322		1514
1323	package cf::player;	1515	package cf::player;
1324		1516
…		…
1367		1559
1368	sub exists($) {	1560	sub exists($) {
1369	my ($login) = @_;	1561	my ($login) = @_;
1370		1562
1371	$cf::PLAYER{$login}	1563	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1564	or !aio_stat path $login
1373	}	1565	}
1374		1566
1375	sub find($) {	1567	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1568	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1569	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1581	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1582	or return;
1391		1583
1392	my $pl = cf::player::load_pl $f	1584	my $pl = cf::player::load_pl $f
1393	or return;	1585	or return;
		1586
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1587	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1588	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1589	$cf::PLAYER{$login} = $pl
1397	}	1590	}
1398	}	1591	}
1399	}	1592	}
1400		1593
		1594	cf::player->attach (
		1595	on_load => sub {
		1596	my ($pl, $path) = @_;
		1597
		1598	# restore slots saved in save, below
		1599	my $slots = delete $pl->{_slots};
		1600
		1601	$pl->ob->current_weapon ($slots->[0]);
		1602	$pl->combat_ob ($slots->[1]);
		1603	$pl->ranged_ob ($slots->[2]);
		1604	},
		1605	);
		1606
1401	sub save($) {	1607	sub save($) {
1402	my ($pl) = @_;	1608	my ($pl) = @_;
1403		1609
1404	return if $pl->{deny_save};	1610	return if $pl->{deny_save};
1405		1611
…		…
1408		1614
1409	return if $pl->{deny_save};	1615	return if $pl->{deny_save};
1410		1616
1411	aio_mkdir playerdir $pl, 0770;	1617	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1618	$pl->{last_save} = $cf::RUNTIME;
		1619
		1620	cf::get_slot 0.01;
		1621
		1622	# save slots, to be restored later
		1623	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1624
1414	$pl->save_pl ($path);	1625	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1626	cf::cede_to_tick;
1416	}	1627	}
1417		1628
…		…
1449	my ($pl) = @_;	1660	my ($pl) = @_;
1450		1661
1451	my $name = $pl->ob->name;	1662	my $name = $pl->ob->name;
1452		1663
1453	$pl->{deny_save} = 1;	1664	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1665	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1666
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1667	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1668	$pl->deactivate;
		1669
		1670	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1671	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1672	ext::highscore::check ($pl->ob);
		1673
1459	$pl->ns->destroy if $pl->ns;	1674	$pl->ns->destroy if $pl->ns;
1460		1675
1461	my $path = playerdir $pl;	1676	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1677	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1678	aio_rename $path, $temp;
…		…
1501		1716
1502	for my $login (@$dirs) {	1717	for my $login (@$dirs) {
1503	my $path = path $login;	1718	my $path = path $login;
1504		1719
1505	# a .pst is a dead give-away for a valid player	1720	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1721	# if no pst file found, open and chekc for blocked users
		1722	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1723	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1724	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1725	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1726	}
1511		1727
…		…
1515		1731
1516	\@logins	1732	\@logins
1517	}	1733	}
1518		1734
1519	=item $player->maps	1735	=item $player->maps
		1736
		1737	=item cf::player::maps $login
1520		1738
1521	Returns an arrayref of map paths that are private for this	1739	Returns an arrayref of map paths that are private for this
1522	player. May block.	1740	player. May block.
1523		1741
1524	=cut	1742	=cut
…		…
1542	}	1760	}
1543		1761
1544	\@paths	1762	\@paths
1545	}	1763	}
1546		1764
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1765	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1766
1549	Expand crossfire pod fragments into protocol xml.	1767	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1768
1598	=item $player->ext_reply ($msgid, @msg)	1769	=item $player->ext_reply ($msgid, @msg)
1599		1770
1600	Sends an ext reply to the player.	1771	Sends an ext reply to the player.
1601		1772
…		…
1633		1804
1634	=cut	1805	=cut
1635		1806
1636	sub find_by_path($) {	1807	sub find_by_path($) {
1637	my ($path) = @_;	1808	my ($path) = @_;
		1809
		1810	$path =~ s/^~[^\/]*//; # skip ~login
1638		1811
1639	my ($match, $specificity);	1812	my ($match, $specificity);
1640		1813
1641	for my $region (list) {	1814	for my $region (list) {
1642	if ($region->{match} && $path =~ $region->{match}) {	1815	if ($region->{match} && $path =~ $region->{match}) {
…		…
1668	our $MAX_RESET = 3600;	1841	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1842	our $DEFAULT_RESET = 3000;
1670		1843
1671	sub generate_random_map {	1844	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1845	my ($self, $rmp) = @_;
		1846
		1847	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1848
1673	# mit "rum" bekleckern, nicht	1849	# mit "rum" bekleckern, nicht
1674	$self->_create_random_map (	1850	$self->_create_random_map (
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1851	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1852	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1853	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},	1854	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},	1855	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1856	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1857	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1696		1872
1697	sub register {	1873	sub register {
1698	my (undef, $regex, $prio) = @_;	1874	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	1875	my $pkg = caller;
1700		1876
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	1877	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		1878
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1879	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	1880	}
1706		1881
1707	# also paths starting with '/'	1882	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1883	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		1884
1710	sub thawer_merge {	1885	sub thawer_merge {
1711	my ($self, $merge) = @_;	1886	my ($self, $merge) = @_;
1712		1887
1713	# we have to keep some variables in memory intact	1888	# we have to keep some variables in memory intact
…		…
1718	}	1893	}
1719		1894
1720	sub normalise {	1895	sub normalise {
1721	my ($path, $base) = @_;	1896	my ($path, $base) = @_;
1722		1897
1723	$path = "$path"; # make sure its a string	1898	$path = "$path"; # make sure it's a string
1724		1899
1725	$path =~ s/\.map$//;	1900	$path =~ s/\.map$//;
1726		1901
1727	# map plan:	1902	# map plan:
1728	#	1903	#
…		…
1767	$self->init; # pass $1 etc.	1942	$self->init; # pass $1 etc.
1768	return $self;	1943	return $self;
1769	}	1944	}
1770	}	1945	}
1771		1946
1772	Carp::cluck "unable to resolve path '$path' (base '$base').";	1947	Carp::cluck "unable to resolve path '$path' (base '$base')";
1773	()	1948	()
1774	}	1949	}
1775		1950
1776	sub init {	1951	sub init {
1777	my ($self) = @_;	1952	my ($self) = @_;
…		…
1799		1974
1800	# the temporary/swap location	1975	# the temporary/swap location
1801	sub save_path {	1976	sub save_path {
1802	my ($self) = @_;	1977	my ($self) = @_;
1803		1978
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1979	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	1980	"$TMPDIR/$path.map"
1806	}	1981	}
1807		1982
1808	# the unique path, undef == no special unique path	1983	# the unique path, undef == no special unique path
1809	sub uniq_path {	1984	sub uniq_path {
1810	my ($self) = @_;	1985	my ($self) = @_;
1811		1986
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1987	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	1988	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	1989	}
1824		1990
1825	sub decay_objects {	1991	sub decay_objects {
1826	my ($self) = @_;	1992	my ($self) = @_;
1827		1993
…		…
1909		2075
1910	sub find;	2076	sub find;
1911	sub find {	2077	sub find {
1912	my ($path, $origin) = @_;	2078	my ($path, $origin) = @_;
1913		2079
		2080	cf::cede_to_tick;
		2081
1914	$path = normalise $path, $origin && $origin->path;	2082	$path = normalise $path, $origin && $origin->path;
1915		2083
1916	cf::lock_wait "map_data:$path";#d#remove	2084	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2085	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2086
1919	$cf::MAP{$path} || do {	2087	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2088	my $map = new_from_path cf::map $path
1924	or return;	2089	or return;
1925		2090
1926	$map->{last_save} = $cf::RUNTIME;	2091	$map->{last_save} = $cf::RUNTIME;
1927		2092
…		…
1929	or return;	2094	or return;
1930		2095
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2096	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2097	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2098	#$cf::WAIT_FOR_TICK->wait;
		2099	undef $guard2;
1934	undef $guard1;	2100	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2101	$map->reset;
1937	return find $path;	2102	return find $path;
1938	}	2103	}
1939		2104
1940	$cf::MAP{$path} = $map	2105	$cf::MAP{$path} = $map
1941	}	2106	}
1942	}	2107	}
1943		2108
1944	sub pre_load { }	2109	sub pre_load { }
1945	sub post_load { }	2110	#sub post_load { } # XS
1946		2111
1947	sub load {	2112	sub load {
1948	my ($self) = @_;	2113	my ($self) = @_;
1949		2114
1950	local $self->{deny_reset} = 1; # loading can take a long time	2115	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2132	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2133	$f->skip_block;
1969	$self->_load_objects ($f)	2134	$self->_load_objects ($f)
1970	or return;	2135	or return;
1971		2136
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2137	$self->post_load_original
1973	if delete $self->{load_original};	2138	if delete $self->{load_original};
1974		2139
1975	if (my $uniq = $self->uniq_path) {	2140	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2141	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2142	unless (aio_stat $uniq) {
…		…
1995	unless ($self->{deny_activate}) {	2160	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2161	$self->decay_objects;
1997	$self->fix_auto_apply;	2162	$self->fix_auto_apply;
1998	$self->update_buttons;	2163	$self->update_buttons;
1999	cf::cede_to_tick;	2164	cf::cede_to_tick;
2000	$self->set_darkness_map;
2001	cf::cede_to_tick;
2002	$self->activate;	2165	$self->activate;
2003	}	2166	}
2004		2167
2005	$self->{last_save} = $cf::RUNTIME;	2168	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2169	$self->last_access ($cf::RUNTIME);
2007		2170
2008	$self->in_memory (cf::MAP_IN_MEMORY);	2171	$self->in_memory (cf::MAP_ACTIVE);
2009	}	2172	}
2010		2173
2011	$self->post_load;	2174	$self->post_load;
2012	}	2175	}
2013		2176
		2177	# customize the map for a given player, i.e.
		2178	# return the _real_ map. used by e.g. per-player
		2179	# maps to change the path to ~playername/mappath
2014	sub customise_for {	2180	sub customise_for {
2015	my ($self, $ob) = @_;	2181	my ($self, $ob) = @_;
2016		2182
2017	return find "~" . $ob->name . "/" . $self->{path}	2183	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2184	if $self->per_player;
…		…
2034	or next;	2200	or next;
2035	$neigh = find $neigh, $map	2201	$neigh = find $neigh, $map
2036	or next;	2202	or next;
2037	$neigh->load;	2203	$neigh->load;
2038		2204
		2205	# now find the diagonal neighbours
2039	push @neigh,	2206	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2207	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2208	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}	2209	}
2043		2210
…		…
2050	}	2217	}
2051		2218
2052	sub find_sync {	2219	sub find_sync {
2053	my ($path, $origin) = @_;	2220	my ($path, $origin) = @_;
2054		2221
2055	cf::sync_job { find $path, $origin }	2222	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2223	if $Coro::current == $Coro::main;
		2224
		2225	find $path, $origin
2056	}	2226	}
2057		2227
2058	sub do_load_sync {	2228	sub do_load_sync {
2059	my ($map) = @_;	2229	my ($map) = @_;
2060		2230
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2232	if $Coro::current == $Coro::main;
2063		2233
2064	cf::sync_job { $map->load };	2234	$map->load;
2065	}	2235	}
2066		2236
2067	our %MAP_PREFETCH;	2237	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2238	our $MAP_PREFETCHER = undef;
2069		2239
…		…
2071	my ($path, $origin, $load) = @_;	2241	my ($path, $origin, $load) = @_;
2072		2242
2073	$path = normalise $path, $origin && $origin->{path};	2243	$path = normalise $path, $origin && $origin->{path};
2074		2244
2075	if (my $map = $cf::MAP{$path}) {	2245	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2246	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2077	}	2247	}
2078		2248
2079	$MAP_PREFETCH{$path} |= $load;	2249	$MAP_PREFETCH{$path} |= $load;
2080		2250
2081	$MAP_PREFETCHER ||= cf::async {	2251	$MAP_PREFETCHER ||= cf::async {
…		…
2095	$MAP_PREFETCHER->prio (6);	2265	$MAP_PREFETCHER->prio (6);
2096		2266
2097	()	2267	()
2098	}	2268	}
2099		2269
		2270	# common code, used by both ->save and ->swapout
2100	sub save {	2271	sub _save {
2101	my ($self) = @_;	2272	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2273
2105	$self->{last_save} = $cf::RUNTIME;	2274	$self->{last_save} = $cf::RUNTIME;
2106		2275
2107	return unless $self->dirty;	2276	return unless $self->dirty;
2108		2277
…		…
2117		2286
2118	cf::async {	2287	cf::async {
2119	$Coro::current->{desc} = "map player save";	2288	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2289	$_->contr->save for $self->players;
2121	};	2290	};
		2291
		2292	cf::get_slot 0.02;
2122		2293
2123	if ($uniq) {	2294	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2295	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2296	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2297	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2298	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2128	}	2299	}
2129	}	2300	}
2130		2301
		2302	sub save {
		2303	my ($self) = @_;
		2304
		2305	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2306
		2307	$self->_save;
		2308	}
		2309
2131	sub swap_out {	2310	sub swap_out {
2132	my ($self) = @_;	2311	my ($self) = @_;
2133		2312
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2313	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2314
		2315	return if $self->in_memory != cf::MAP_ACTIVE;
		2316	return if $self->{deny_save};
2139	return if $self->players;	2317	return if $self->players;
2140	return if $self->in_memory != cf::MAP_IN_MEMORY;
2141	return if $self->{deny_save};
2142		2318
		2319	# first deactivate the map and "unlink" it from the core
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
2143	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
		2323
		2324	# then atomically save
		2325	$self->_save;
		2326
		2327	# then free the map
		2328	$self->clear;
		2329	}
		2330
		2331	sub reset_at {
		2332	my ($self) = @_;
		2333
		2334	# TODO: safety, remove and allow resettable per-player maps
		2335	return 1e99 if $self->{deny_reset};
		2336
		2337	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2338	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2339
		2340	$time + $to
		2341	}
		2342
		2343	sub should_reset {
		2344	my ($self) = @_;
		2345
		2346	$self->reset_at <= $cf::RUNTIME
		2347	}
		2348
		2349	sub reset {
		2350	my ($self) = @_;
		2351
		2352	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2353
		2354	return if $self->players;
		2355
		2356	cf::trace "resetting map ", $self->path, "\n";
		2357
		2358	$self->in_memory (cf::MAP_SWAPPED);
		2359
		2360	# need to save uniques path
		2361	unless ($self->{deny_save}) {
		2362	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2363
		2364	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2365	if $uniq;
		2366	}
		2367
		2368	delete $cf::MAP{$self->path};
2144		2369
2145	$self->deactivate;	2370	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2371	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2372	$self->clear;
2148	}
2149
2150	sub reset_at {
2151	my ($self) = @_;
2152
2153	# TODO: safety, remove and allow resettable per-player maps
2154	return 1e99 if $self->{deny_reset};
2155
2156	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2157	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2158
2159	$time + $to
2160	}
2161
2162	sub should_reset {
2163	my ($self) = @_;
2164
2165	$self->reset_at <= $cf::RUNTIME
2166	}
2167
2168	sub reset {
2169	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172
2173	return if $self->players;
2174
2175	warn "resetting map ", $self->path;
2176
2177	$self->in_memory (cf::MAP_SWAPPED);
2178
2179	# need to save uniques path
2180	unless ($self->{deny_save}) {
2181	my $uniq = $self->uniq_path; utf8::encode $uniq;
2182
2183	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2184	if $uniq;
2185	}
2186
2187	delete $cf::MAP{$self->path};
2188
2189	$self->deactivate;
2190	$_->clear_links_to ($self) for values %cf::MAP;
2191	$self->clear;
2192		2373
2193	$self->unlink_save;	2374	$self->unlink_save;
2194	$self->destroy;	2375	$self->destroy;
2195	}	2376	}
2196		2377
…		…
2204		2385
2205	delete $cf::MAP{$self->path};	2386	delete $cf::MAP{$self->path};
2206		2387
2207	$self->unlink_save;	2388	$self->unlink_save;
2208		2389
2209	bless $self, "cf::map";	2390	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2391	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2392	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2393	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2394	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2395
…		…
2263		2444
2264	sub unique_maps() {	2445	sub unique_maps() {
2265	[	2446	[
2266	map {	2447	map {
2267	utf8::decode $_;	2448	utf8::decode $_;
2268	/\.map$/	2449	s/\.map$//; # TODO future compatibility hack
		2450	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2451	? ()
2269	? normalise $_	2452	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2453	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2454	]
2273	}	2455	}
2274		2456
2275	package cf;	2457	=item cf::map::static_maps
		2458
		2459	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2460	file in the shared directory excluding F</styles> and F</editor>). May
		2461	block.
		2462
		2463	=cut
		2464
		2465	sub static_maps() {
		2466	my @dirs = "";
		2467	my @maps;
		2468
		2469	while (@dirs) {
		2470	my $dir = shift @dirs;
		2471
		2472	next if $dir eq "/styles" || $dir eq "/editor";
		2473
		2474	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2475	or return;
		2476
		2477	for (@$files) {
		2478	s/\.map$// or next;
		2479	utf8::decode $_;
		2480	push @maps, "$dir/$_";
		2481	}
		2482
		2483	push @dirs, map "$dir/$_", @$dirs;
		2484	}
		2485
		2486	\@maps
		2487	}
2276		2488
2277	=back	2489	=back
2278		2490
2279	=head3 cf::object	2491	=head3 cf::object
2280		2492
…		…
2284		2496
2285	=over 4	2497	=over 4
2286		2498
2287	=item $ob->inv_recursive	2499	=item $ob->inv_recursive
2288		2500
2289	Returns the inventory of the object _and_ their inventories, recursively.	2501	Returns the inventory of the object I<and> their inventories, recursively,
		2502	but I<not> the object itself.
2290		2503
2291	=cut	2504	=cut
2292		2505
2293	sub inv_recursive_;	2506	sub inv_recursive_;
2294	sub inv_recursive_ {	2507	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2512	inv_recursive_ inv $_[0]
2300	}	2513	}
2301		2514
2302	=item $ref = $ob->ref	2515	=item $ref = $ob->ref
2303		2516
2304	creates and returns a persistent reference to an objetc that can be stored as a string.	2517	Creates and returns a persistent reference to an object that can be stored as a string.
2305		2518
2306	=item $ob = cf::object::deref ($refstring)	2519	=item $ob = cf::object::deref ($refstring)
2307		2520
2308	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2521	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2309	even if the object actually exists. May block.	2522	even if the object actually exists. May block.
…		…
2341	can be C<undef>. Does the right thing when the player is currently in a	2554	can be C<undef>. Does the right thing when the player is currently in a
2342	dialogue with the given NPC character.	2555	dialogue with the given NPC character.
2343		2556
2344	=cut	2557	=cut
2345		2558
		2559	our $SAY_CHANNEL = {
		2560	id => "say",
		2561	title => "Map",
		2562	reply => "say ",
		2563	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2564	};
		2565
		2566	our $CHAT_CHANNEL = {
		2567	id => "chat",
		2568	title => "Chat",
		2569	reply => "chat ",
		2570	tooltip => "Player chat and shouts, global to the server.",
		2571	};
		2572
2346	# rough implementation of a future "reply" method that works	2573	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2574	# with dialog boxes.
2348	#TODO: the first argument must go, split into a $npc->reply_to ( method	2575	#TODO: the first argument must go, split into a $npc->reply_to ( method
2349	sub cf::object::player::reply($$$;$) {	2576	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2577	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2588	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2589	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2590
2364	} else {	2591	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2592	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2593	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2594	}
2368	}	2595	}
2369	}	2596	}
2370		2597
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2598	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2623
2397	=item $player_object->enter_link	2624	=item $player_object->enter_link
2398		2625
2399	Freezes the player and moves him/her to a special map (C<{link}>).	2626	Freezes the player and moves him/her to a special map (C<{link}>).
2400		2627
2401	The player should be reasonably safe there for short amounts of time. You	2628	The player should be reasonably safe there for short amounts of time (e.g.
2402	I<MUST> call C<leave_link> as soon as possible, though.	2629	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2630	though, as the player cannot control the character while it is on the link
		2631	map.
2403		2632
2404	Will never block.	2633	Will never block.
2405		2634
2406	=item $player_object->leave_link ($map, $x, $y)	2635	=item $player_object->leave_link ($map, $x, $y)
2407		2636
…		…
2427	sub cf::object::player::enter_link {	2656	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2657	my ($self) = @_;
2429		2658
2430	$self->deactivate_recursive;	2659	$self->deactivate_recursive;
2431		2660
		2661	++$self->{_link_recursion};
		2662
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2663	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2664
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2665	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2666	if $self->map && $self->map->{path} ne "{link}";
2436		2667
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2668	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2669	}
2439		2670
2440	sub cf::object::player::leave_link {	2671	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2672	my ($self, $map, $x, $y) = @_;
2442		2673
…		…
2459	($x, $y) = (-1, -1)	2690	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2691	unless (defined $x) && (defined $y);
2461		2692
2462	# use -1 or undef as default coordinates, not 0, 0	2693	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2694	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2695	if $x <= 0 && $y <= 0;
2465		2696
2466	$map->load;	2697	$map->load;
2467	$map->load_neighbours;	2698	$map->load_neighbours;
2468		2699
2469	return unless $self->contr->active;	2700	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2701
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2702	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2703	if ($self->enter_map ($map, $x, $y)) {
2474	}	2704	# entering was successful
		2705	delete $self->{_link_recursion};
		2706	# only activate afterwards, to support waiting in hooks
		2707	$self->activate_recursive;
		2708	}
2475		2709
		2710	}
		2711
2476	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2712	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2477		2713
2478	Moves the player to the given map-path and coordinates by first freezing	2714	Moves the player to the given map-path and coordinates by first freezing
2479	her, loading and preparing them map, calling the provided $check callback	2715	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2716	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2717	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2718	be called at the end of this process.
2483		2719
		2720	Note that $check will be called with a potentially non-loaded map, so if
		2721	it needs a loaded map it has to call C<< ->load >>.
		2722
2484	=cut	2723	=cut
2485		2724
2486	our $GOTOGEN;	2725	our $GOTOGEN;
2487		2726
2488	sub cf::object::player::goto {	2727	sub cf::object::player::goto {
2489	my ($self, $path, $x, $y, $check, $done) = @_;	2728	my ($self, $path, $x, $y, $check, $done) = @_;
		2729
		2730	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2731	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2732	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2733	($path, $x, $y) = @$EMERGENCY_POSITION;
		2734	}
2490		2735
2491	# do generation counting so two concurrent goto's will be executed in-order	2736	# do generation counting so two concurrent goto's will be executed in-order
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2737	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2738
2494	$self->enter_link;	2739	$self->enter_link;
…		…
2518	my $map = eval {	2763	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2764	my $map = defined $path ? cf::map::find $path : undef;
2520		2765
2521	if ($map) {	2766	if ($map) {
2522	$map = $map->customise_for ($self);	2767	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2768	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2769	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2770	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2771	}
2527		2772
2528	$map	2773	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2781	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2782	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2783	$self->leave_link ($map, $x, $y);
2539	}	2784	}
2540		2785
2541	$done->() if $done;	2786	$done->($self) if $done;
2542	})->prio (1);	2787	})->prio (1);
2543	}	2788	}
2544		2789
2545	=item $player_object->enter_exit ($exit_object)	2790	=item $player_object->enter_exit ($exit_object)
2546		2791
…		…
2566	}	2811	}
2567		2812
2568	sub prepare_random_map {	2813	sub prepare_random_map {
2569	my ($exit) = @_;	2814	my ($exit) = @_;
2570		2815
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2816	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2817	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2818	# that depends on the exit object
2576		2819
2577	my $rmp = parse_random_map_params $exit->msg;	2820	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2822	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2823	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2824	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2825	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2826	$rmp->{origin_y} = $exit->y;
		2827
		2828	$exit->map->touch;
2584	}	2829	}
2585		2830
2586	$rmp->{random_seed} ||= $exit->random_seed;	2831	$rmp->{random_seed} ||= $exit->random_seed;
2587		2832
2588	my $data = cf::to_json $rmp;	2833	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2834	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2835	my $meta = "$RANDOMDIR/$md5.meta";
2591		2836
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2837	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2838	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2839	undef $fh;
2595	aio_rename "$meta~", $meta;	2840	aio_rename "$meta~", $meta;
2596		2841
		2842	my $slaying = "?random/$md5";
		2843
		2844	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2845	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2846	$exit->msg (undef);
		2847	}
2599	}	2848	}
2600	}	2849	}
2601		2850
2602	sub cf::object::player::enter_exit {	2851	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2852	my ($self, $exit) = @_;
2604		2853
2605	return unless $self->type == cf::PLAYER;	2854	return unless $self->type == cf::PLAYER;
2606		2855
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2856	$self->enter_link;
2619		2857
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2858	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2859	$Coro::current->{desc} = "enter_exit";
2626		2860
2627	$self->deactivate_recursive; # just to be sure
2628	unless (eval {	2861	unless (eval {
		2862	$self->deactivate_recursive; # just to be sure
		2863
		2864	# random map handling
		2865	{
		2866	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2867
		2868	prepare_random_map $exit
		2869	if $exit->slaying eq "/!";
		2870	}
		2871
		2872	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2873	my $x = $exit->stats->hp;
		2874	my $y = $exit->stats->sp;
		2875
2629	$self->goto ($slaying, $hp, $sp);	2876	$self->goto ($map, $x, $y);
2630		2877
		2878	# if exit is damned, update players death & WoR home-position
		2879	$self->contr->savebed ($map, $x, $y)
		2880	if $exit->flag (cf::FLAG_DAMNED);
		2881
2631	1;	2882	1
2632	}) {	2883	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	2884	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "I'll try to bring you back to the map you were before. "	2885	. "I'll try to bring you back to the map you were before. "
2635	. "Please report this to the dungeon master!",	2886	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	2887	cf::NDI_UNIQUE | cf::NDI_RED);
2637		2888
2638	warn "ERROR in enter_exit: $@";	2889	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	2890	$self->leave_link;
2640	}	2891	}
2641	})->prio (1);	2892	})->prio (1);
2642	}	2893	}
2643		2894
…		…
2655	sub cf::client::send_drawinfo {	2906	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	2907	my ($self, $text, $flags) = @_;
2657		2908
2658	utf8::encode $text;	2909	utf8::encode $text;
2659	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2910	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2911	}
		2912
		2913	=item $client->send_big_packet ($pkt)
		2914
		2915	Like C<send_packet>, but tries to compress large packets, and fragments
		2916	them as required.
		2917
		2918	=cut
		2919
		2920	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2921
		2922	sub cf::client::send_big_packet {
		2923	my ($self, $pkt) = @_;
		2924
		2925	# try lzf for large packets
		2926	$pkt = "lzf " . Compress::LZF::compress $pkt
		2927	if 1024 <= length $pkt and $self->{can_lzf};
		2928
		2929	# split very large packets
		2930	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2931	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2932	$pkt = "frag";
		2933	}
		2934
		2935	$self->send_packet ($pkt);
2660	}	2936	}
2661		2937
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	2938	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		2939
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	2940	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	2942	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	2943	the message unless the client supports the msg packet.
2668		2944
2669	=cut	2945	=cut
2670		2946
		2947	# non-persistent channels (usually the info channel)
2671	our %CHANNEL = (	2948	our %CHANNEL = (
		2949	"c/motd" => {
		2950	id => "infobox",
		2951	title => "MOTD",
		2952	reply => undef,
		2953	tooltip => "The message of the day",
		2954	},
2672	"c/identify" => {	2955	"c/identify" => {
2673	id => "infobox",	2956	id => "infobox",
2674	title => "Identify",	2957	title => "Identify",
2675	reply => undef,	2958	reply => undef,
2676	tooltip => "Items recently identified",	2959	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	2961	"c/examine" => {
2679	id => "infobox",	2962	id => "infobox",
2680	title => "Examine",	2963	title => "Examine",
2681	reply => undef,	2964	reply => undef,
2682	tooltip => "Signs and other items you examined",	2965	tooltip => "Signs and other items you examined",
		2966	},
		2967	"c/shopinfo" => {
		2968	id => "infobox",
		2969	title => "Shop Info",
		2970	reply => undef,
		2971	tooltip => "What your bargaining skill tells you about the shop",
2683	},	2972	},
2684	"c/book" => {	2973	"c/book" => {
2685	id => "infobox",	2974	id => "infobox",
2686	title => "Book",	2975	title => "Book",
2687	reply => undef,	2976	reply => undef,
…		…
2703	id => "infobox",	2992	id => "infobox",
2704	title => "Body Parts",	2993	title => "Body Parts",
2705	reply => undef,	2994	reply => undef,
2706	tooltip => "Shows which body parts you posess and are available",	2995	tooltip => "Shows which body parts you posess and are available",
2707	},	2996	},
		2997	"c/statistics" => {
		2998	id => "infobox",
		2999	title => "Statistics",
		3000	reply => undef,
		3001	tooltip => "Shows your primary statistics",
		3002	},
		3003	"c/skills" => {
		3004	id => "infobox",
		3005	title => "Skills",
		3006	reply => undef,
		3007	tooltip => "Shows your experience per skill and item power",
		3008	},
		3009	"c/shopitems" => {
		3010	id => "infobox",
		3011	title => "Shop Items",
		3012	reply => undef,
		3013	tooltip => "Shows the items currently for sale in this shop",
		3014	},
		3015	"c/resistances" => {
		3016	id => "infobox",
		3017	title => "Resistances",
		3018	reply => undef,
		3019	tooltip => "Shows your resistances",
		3020	},
		3021	"c/pets" => {
		3022	id => "infobox",
		3023	title => "Pets",
		3024	reply => undef,
		3025	tooltip => "Shows information abotu your pets/a specific pet",
		3026	},
		3027	"c/perceiveself" => {
		3028	id => "infobox",
		3029	title => "Perceive Self",
		3030	reply => undef,
		3031	tooltip => "You gained detailed knowledge about yourself",
		3032	},
2708	"c/uptime" => {	3033	"c/uptime" => {
2709	id => "infobox",	3034	id => "infobox",
2710	title => "Uptime",	3035	title => "Uptime",
2711	reply => undef,	3036	reply => undef,
2712	tooltip => "How long the server has been running sicne last restart",	3037	tooltip => "How long the server has been running since last restart",
2713	},	3038	},
2714	"c/mapinfo" => {	3039	"c/mapinfo" => {
2715	id => "infobox",	3040	id => "infobox",
2716	title => "Map Info",	3041	title => "Map Info",
2717	reply => undef,	3042	reply => undef,
2718	tooltip => "Information related to the maps",	3043	tooltip => "Information related to the maps",
2719	},	3044	},
		3045	"c/party" => {
		3046	id => "party",
		3047	title => "Party",
		3048	reply => "gsay ",
		3049	tooltip => "Messages and chat related to your party",
		3050	},
		3051	"c/death" => {
		3052	id => "death",
		3053	title => "Death",
		3054	reply => undef,
		3055	tooltip => "Reason for and more info about your most recent death",
		3056	},
		3057	"c/say" => $SAY_CHANNEL,
		3058	"c/chat" => $CHAT_CHANNEL,
2720	);	3059	);
2721		3060
2722	sub cf::client::send_msg {	3061	sub cf::client::send_msg {
2723	my ($self, $channel, $msg, $color, @extra) = @_;	3062	my ($self, $channel, $msg, $color, @extra) = @_;
2724		3063
2725	$msg = $self->pl->expand_cfpod ($msg);	3064	$msg = $self->pl->expand_cfpod ($msg)
		3065	unless $color & cf::NDI_VERBATIM;
2726		3066
2727	$color &= cf::NDI_CLIENT_MASK; # just in case...	3067	$color &= cf::NDI_CLIENT_MASK; # just in case...
2728		3068
2729	# check predefined channels, for the benefit of C	3069	# check predefined channels, for the benefit of C
2730	if ($CHANNEL{$channel}) {	3070	if ($CHANNEL{$channel}) {
2731	$channel = $CHANNEL{$channel};	3071	$channel = $CHANNEL{$channel};
2732		3072
2733	$self->ext_msg (channel_info => $channel)	3073	$self->ext_msg (channel_info => $channel);
2734	if $self->can_msg;
2735
2736	$channel = $channel->{id};	3074	$channel = $channel->{id};
2737		3075
2738	} elsif (ref $channel) {	3076	} elsif (ref $channel) {
2739	# send meta info to client, if not yet sent	3077	# send meta info to client, if not yet sent
2740	unless (exists $self->{channel}{$channel->{id}}) {	3078	unless (exists $self->{channel}{$channel->{id}}) {
2741	$self->{channel}{$channel->{id}} = $channel;	3079	$self->{channel}{$channel->{id}} = $channel;
2742	$self->ext_msg (channel_info => $channel)	3080	$self->ext_msg (channel_info => $channel);
2743	if $self->can_msg;
2744	}	3081	}
2745		3082
2746	$channel = $channel->{id};	3083	$channel = $channel->{id};
2747	}	3084	}
2748		3085
2749	return unless @extra || length $msg;	3086	return unless @extra || length $msg;
2750		3087
2751	if ($self->can_msg) {
2752	# default colour, mask it out	3088	# default colour, mask it out
2753	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3089	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2754	if $color & cf::NDI_DEF;	3090	if $color & cf::NDI_DEF;
2755		3091
2756	$self->send_packet ("msg " . $self->{json_coder}->encode (	3092	my $pkt = "msg "
		3093	. $self->{json_coder}->encode (
2757	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3094	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2758	} else {	3095	);
2759	if ($color >= 0) {
2760	# replace some tags by gcfclient-compatible ones
2761	for ($msg) {
2762	1 while
2763	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2764	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2765	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2766	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2767	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2768	}
2769		3096
2770	$color &= cf::NDI_COLOR_MASK;	3097	$self->send_big_packet ($pkt);
2771
2772	utf8::encode $msg;
2773
2774	if (0 && $msg =~ /\[/) {
2775	# COMMAND/INFO
2776	$self->send_packet ("drawextinfo $color 10 8 $msg")
2777	} else {
2778	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2779	$self->send_packet ("drawinfo $color $msg")
2780	}
2781	}
2782	}
2783	}	3098	}
2784		3099
2785	=item $client->ext_msg ($type, @msg)	3100	=item $client->ext_msg ($type, @msg)
2786		3101
2787	Sends an ext event to the client.	3102	Sends an ext event to the client.
…		…
2790		3105
2791	sub cf::client::ext_msg($$@) {	3106	sub cf::client::ext_msg($$@) {
2792	my ($self, $type, @msg) = @_;	3107	my ($self, $type, @msg) = @_;
2793		3108
2794	if ($self->extcmd == 2) {	3109	if ($self->extcmd == 2) {
2795	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3110	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2796	} elsif ($self->extcmd == 1) { # TODO: remove	3111	} elsif ($self->extcmd == 1) { # TODO: remove
2797	push @msg, msgtype => "event_$type";	3112	push @msg, msgtype => "event_$type";
2798	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3113	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2799	}	3114	}
2800	}	3115	}
2801		3116
2802	=item $client->ext_reply ($msgid, @msg)	3117	=item $client->ext_reply ($msgid, @msg)
2803		3118
…		…
2807		3122
2808	sub cf::client::ext_reply($$@) {	3123	sub cf::client::ext_reply($$@) {
2809	my ($self, $id, @msg) = @_;	3124	my ($self, $id, @msg) = @_;
2810		3125
2811	if ($self->extcmd == 2) {	3126	if ($self->extcmd == 2) {
2812	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3127	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2813	} elsif ($self->extcmd == 1) {	3128	} elsif ($self->extcmd == 1) {
2814	#TODO: version 1, remove	3129	#TODO: version 1, remove
2815	unshift @msg, msgtype => "reply", msgid => $id;	3130	unshift @msg, msgtype => "reply", msgid => $id;
2816	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3131	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2817	}	3132	}
2818	}	3133	}
2819		3134
2820	=item $success = $client->query ($flags, "text", \&cb)	3135	=item $success = $client->query ($flags, "text", \&cb)
2821		3136
…		…
2892		3207
2893	$ns->ext_reply ($reply, @reply)	3208	$ns->ext_reply ($reply, @reply)
2894	if $reply;	3209	if $reply;
2895		3210
2896	} else {	3211	} else {
2897	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3212	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2898	}	3213	}
2899		3214
2900	cf::override;	3215	cf::override;
2901	},	3216	},
2902	);	3217	);
…		…
2922		3237
2923	$coro	3238	$coro
2924	}	3239	}
2925		3240
2926	cf::client->attach (	3241	cf::client->attach (
2927	on_destroy => sub {	3242	on_client_destroy => sub {
2928	my ($ns) = @_;	3243	my ($ns) = @_;
2929		3244
2930	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3245	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2931	},	3246	},
2932	);	3247	);
…		…
2948	our $safe_hole = new Safe::Hole;	3263	our $safe_hole = new Safe::Hole;
2949		3264
2950	$SIG{FPE} = 'IGNORE';	3265	$SIG{FPE} = 'IGNORE';
2951		3266
2952	$safe->permit_only (Opcode::opset qw(	3267	$safe->permit_only (Opcode::opset qw(
2953	:base_core :base_mem :base_orig :base_math	3268	:base_core :base_mem :base_orig :base_math :base_loop
2954	grepstart grepwhile mapstart mapwhile	3269	grepstart grepwhile mapstart mapwhile
2955	sort time	3270	sort time
2956	));	3271	));
2957		3272
2958	# here we export the classes and methods available to script code	3273	# here we export the classes and methods available to script code
…		…
2961		3276
2962	The following functions and methods are available within a safe environment:	3277	The following functions and methods are available within a safe environment:
2963		3278
2964	cf::object	3279	cf::object
2965	contr pay_amount pay_player map x y force_find force_add destroy	3280	contr pay_amount pay_player map x y force_find force_add destroy
2966	insert remove name archname title slaying race decrease_ob_nr	3281	insert remove name archname title slaying race decrease split
		3282	value
2967		3283
2968	cf::object::player	3284	cf::object::player
2969	player	3285	player
2970		3286
2971	cf::player	3287	cf::player
…		…
2976		3292
2977	=cut	3293	=cut
2978		3294
2979	for (	3295	for (
2980	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3296	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2981	insert remove inv name archname title slaying race	3297	insert remove inv nrof name archname title slaying race
2982	decrease_ob_nr destroy)],	3298	decrease split destroy change_exp value msg lore send_msg)],
2983	["cf::object::player" => qw(player)],	3299	["cf::object::player" => qw(player)],
2984	["cf::player" => qw(peaceful)],	3300	["cf::player" => qw(peaceful send_msg)],
2985	["cf::map" => qw(trigger)],	3301	["cf::map" => qw(trigger)],
2986	) {	3302	) {
2987	no strict 'refs';
2988	my ($pkg, @funs) = @$_;	3303	my ($pkg, @funs) = @$_;
2989	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3304	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2990	for @funs;	3305	for @funs;
2991	}	3306	}
2992		3307
…		…
3007		3322
3008	my $qcode = $code;	3323	my $qcode = $code;
3009	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3324	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3010	$qcode =~ s/\n/\\n/g;	3325	$qcode =~ s/\n/\\n/g;
3011		3326
		3327	%vars = (_dummy => 0) unless %vars;
		3328
		3329	my @res;
3012	local $_;	3330	local $_;
3013	local @safe::cf::_safe_eval_args = values %vars;
3014		3331
3015	my $eval =	3332	my $eval =
3016	"do {\n"	3333	"do {\n"
3017	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3334	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3018	. "#line 0 \"{$qcode}\"\n"	3335	. "#line 0 \"{$qcode}\"\n"
3019	. $code	3336	. $code
3020	. "\n}"	3337	. "\n}"
3021	;	3338	;
3022		3339
		3340	if ($CFG{safe_eval}) {
3023	sub_generation_inc;	3341	sub_generation_inc;
		3342	local @safe::cf::_safe_eval_args = values %vars;
3024	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3343	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3025	sub_generation_inc;	3344	sub_generation_inc;
		3345	} else {
		3346	local @cf::_safe_eval_args = values %vars;
		3347	@res = wantarray ? eval eval : scalar eval $eval;
		3348	}
3026		3349
3027	if ($@) {	3350	if ($@) {
3028	warn "$@";	3351	warn "$@",
3029	warn "while executing safe code '$code'\n";	3352	"while executing safe code '$code'\n",
3030	warn "with arguments " . (join " ", %vars) . "\n";	3353	"with arguments " . (join " ", %vars) . "\n";
3031	}	3354	}
3032		3355
3033	wantarray ? @res : $res[0]	3356	wantarray ? @res : $res[0]
3034	}	3357	}
3035		3358
…		…
3049	=cut	3372	=cut
3050		3373
3051	sub register_script_function {	3374	sub register_script_function {
3052	my ($fun, $cb) = @_;	3375	my ($fun, $cb) = @_;
3053		3376
3054	no strict 'refs';	3377	$fun = "safe::$fun" if $CFG{safe_eval};
3055	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3378	*$fun = $safe_hole->wrap ($cb);
3056	}	3379	}
3057		3380
3058	=back	3381	=back
3059		3382
3060	=cut	3383	=cut
…		…
3069	# for this (global event?)	3392	# for this (global event?)
3070	%ext::player_env::MUSIC_FACE_CACHE = ();	3393	%ext::player_env::MUSIC_FACE_CACHE = ();
3071		3394
3072	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3395	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3073		3396
3074	warn "loading facedata from $path\n";	3397	trace "loading facedata from $path\n";
3075		3398
3076	my $facedata;
3077	0 < aio_load $path, $facedata	3399	0 < aio_load $path, my $facedata
3078	or die "$path: $!";	3400	or die "$path: $!";
3079		3401
3080	$facedata = Coro::Storable::thaw $facedata;	3402	$facedata = Coro::Storable::thaw $facedata;
3081		3403
3082	$facedata->{version} == 2	3404	$facedata->{version} == 2
3083	or cf::cleanup "$path: version mismatch, cannot proceed.";	3405	or cf::cleanup "$path: version mismatch, cannot proceed.";
3084		3406
3085	# patch in the exptable	3407	# patch in the exptable
		3408	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3086	$facedata->{resource}{"res/exp_table"} = {	3409	$facedata->{resource}{"res/exp_table"} = {
3087	type => FT_RSRC,	3410	type => FT_RSRC,
3088	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3411	data => $exp_table,
		3412	hash => (Digest::MD5::md5 $exp_table),
3089	};	3413	};
3090	cf::cede_to_tick;	3414	cf::cede_to_tick;
3091		3415
3092	{	3416	{
3093	my $faces = $facedata->{faceinfo};	3417	my $faces = $facedata->{faceinfo};
3094		3418
3095	while (my ($face, $info) = each %$faces) {	3419	while (my ($face, $info) = each %$faces) {
3096	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3420	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3421
3097	cf::face::set_visibility $idx, $info->{visibility};	3422	cf::face::set_visibility $idx, $info->{visibility};
3098	cf::face::set_magicmap $idx, $info->{magicmap};	3423	cf::face::set_magicmap $idx, $info->{magicmap};
3099	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3424	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3100	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3425	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3101		3426
3102	cf::cede_to_tick;	3427	cf::cede_to_tick;
3103	}	3428	}
3104		3429
3105	while (my ($face, $info) = each %$faces) {	3430	while (my ($face, $info) = each %$faces) {
3106	next unless $info->{smooth};	3431	next unless $info->{smooth};
		3432
3107	my $idx = cf::face::find $face	3433	my $idx = cf::face::find $face
3108	or next;	3434	or next;
		3435
3109	if (my $smooth = cf::face::find $info->{smooth}) {	3436	if (my $smooth = cf::face::find $info->{smooth}) {
3110	cf::face::set_smooth $idx, $smooth;	3437	cf::face::set_smooth $idx, $smooth;
3111	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3438	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3112	} else {	3439	} else {
3113	warn "smooth face '$info->{smooth}' not found for face '$face'";	3440	error "smooth face '$info->{smooth}' not found for face '$face'";
3114	}	3441	}
3115		3442
3116	cf::cede_to_tick;	3443	cf::cede_to_tick;
3117	}	3444	}
3118	}	3445	}
…		…
3127		3454
3128	cf::anim::invalidate_all; # d'oh	3455	cf::anim::invalidate_all; # d'oh
3129	}	3456	}
3130		3457
3131	{	3458	{
3132	# TODO: for gcfclient pleasure, we should give resources
3133	# that gcfclient doesn't grok a >10000 face index.
3134	my $res = $facedata->{resource};	3459	my $res = $facedata->{resource};
3135		3460
3136	my $soundconf = delete $res->{"res/sound.conf"};
3137
3138	while (my ($name, $info) = each %$res) {	3461	while (my ($name, $info) = each %$res) {
		3462	if (defined $info->{type}) {
3139	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3463	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3140	my $data;
3141		3464
3142	if ($info->{type} & 1) {	3465	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3143	# prepend meta info	3466	cf::face::set_type $idx, $info->{type};
3144
3145	my $meta = $enc->encode ({
3146	name => $name,
3147	%{ $info->{meta} || {} },
3148	});
3149
3150	$data = pack "(w/a*)*", $meta, $info->{data};
3151	} else {	3467	} else {
3152	$data = $info->{data};	3468	$RESOURCE{$name} = $info; # unused
3153	}	3469	}
3154		3470
3155	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3156	cf::face::set_type $idx, $info->{type};
3157
3158	cf::cede_to_tick;	3471	cf::cede_to_tick;
3159	}	3472	}
3160
3161	if ($soundconf) {
3162	$soundconf = $enc->decode (delete $soundconf->{data});
3163
3164	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3165	my $sound = $soundconf->{compat}[$_]
3166	or next;
3167
3168	my $face = cf::face::find "sound/$sound->[1]";
3169	cf::sound::set $sound->[0] => $face;
3170	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3171	}
3172
3173	while (my ($k, $v) = each %{$soundconf->{event}}) {
3174	my $face = cf::face::find "sound/$v";
3175	cf::sound::set $k => $face;
3176	}
3177	}
3178	}	3473	}
		3474
		3475	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3179		3476
3180	1	3477	1
3181	}	3478	}
3182		3479
3183	register_exticmd fx_want => sub {	3480	register_exticmd fx_want => sub {
…		…
3185		3482
3186	while (my ($k, $v) = each %$want) {	3483	while (my ($k, $v) = each %$want) {
3187	$ns->fx_want ($k, $v);	3484	$ns->fx_want ($k, $v);
3188	}	3485	}
3189	};	3486	};
		3487
		3488	sub load_resource_file($) {
		3489	my $guard = lock_acquire "load_resource_file";
		3490
		3491	my $status = load_resource_file_ $_[0];
		3492	get_slot 0.1, 100;
		3493	cf::arch::commit_load;
		3494
		3495	$status
		3496	}
3190		3497
3191	sub reload_regions {	3498	sub reload_regions {
3192	# HACK to clear player env face cache, we need some signal framework	3499	# HACK to clear player env face cache, we need some signal framework
3193	# for this (global event?)	3500	# for this (global event?)
3194	%ext::player_env::MUSIC_FACE_CACHE = ();	3501	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3208	}	3515	}
3209		3516
3210	sub reload_archetypes {	3517	sub reload_archetypes {
3211	load_resource_file "$DATADIR/archetypes"	3518	load_resource_file "$DATADIR/archetypes"
3212	or die "unable to load archetypes\n";	3519	or die "unable to load archetypes\n";
3213	#d# NEED to laod twice to resolve forward references
3214	# this really needs to be done in an extra post-pass
3215	# (which needs to be synchronous, so solve it differently)
3216	load_resource_file "$DATADIR/archetypes"
3217	or die "unable to load archetypes\n";
3218	}	3520	}
3219		3521
3220	sub reload_treasures {	3522	sub reload_treasures {
3221	load_resource_file "$DATADIR/treasures"	3523	load_resource_file "$DATADIR/treasures"
3222	or die "unable to load treasurelists\n";	3524	or die "unable to load treasurelists\n";
3223	}	3525	}
3224		3526
		3527	sub reload_sound {
		3528	trace "loading sound config from $DATADIR/sound\n";
		3529
		3530	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3531	or die "$DATADIR/sound $!";
		3532
		3533	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3534
		3535	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3536	my $sound = $soundconf->{compat}[$_]
		3537	or next;
		3538
		3539	my $face = cf::face::find "sound/$sound->[1]";
		3540	cf::sound::set $sound->[0] => $face;
		3541	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3542	}
		3543
		3544	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3545	my $face = cf::face::find "sound/$v";
		3546	cf::sound::set $k => $face;
		3547	}
		3548	}
		3549
3225	sub reload_resources {	3550	sub reload_resources {
3226	warn "reloading resource files...\n";	3551	trace "reloading resource files...\n";
3227		3552
		3553	reload_exp_table;
		3554	reload_materials;
		3555	reload_facedata;
		3556	reload_sound;
		3557	reload_archetypes;
3228	reload_regions;	3558	reload_regions;
3229	reload_facedata;
3230	#reload_archetypes;#d#
3231	reload_archetypes;
3232	reload_treasures;	3559	reload_treasures;
3233		3560
3234	warn "finished reloading resource files\n";	3561	trace "finished reloading resource files\n";
3235	}
3236
3237	sub init {
3238	reload_resources;
3239	}	3562	}
3240		3563
3241	sub reload_config {	3564	sub reload_config {
3242	open my $fh, "<:utf8", "$CONFDIR/config"	3565	trace "reloading config file...\n";
3243	or return;
3244		3566
3245	local $/;	3567	0 < aio_load "$CONFDIR/config", my $config
3246	*CFG = YAML::Syck::Load <$fh>;	3568	or die "$CONFDIR/config: $!";
3247		3569
		3570	utf8::decode $config;
		3571	*CFG = yaml_load $config;
		3572
3248	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3573	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3249		3574
3250	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3575	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3251	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3576	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3252		3577
3253	if (exists $CFG{mlockall}) {	3578	if (exists $CFG{mlockall}) {
…		…
3257	};	3582	};
3258	warn $@ if $@;	3583	warn $@ if $@;
3259	}	3584	}
3260	}	3585	}
3261		3586
		3587	sub pidfile() {
		3588	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3589	or die "$PIDFILE: $!";
		3590	flock $fh, &Fcntl::LOCK_EX
		3591	or die "$PIDFILE: flock: $!";
		3592	$fh
		3593	}
		3594
		3595	# make sure only one server instance is running at any one time
		3596	sub atomic {
		3597	my $fh = pidfile;
		3598
		3599	my $pid = <$fh>;
		3600	kill 9, $pid if $pid > 0;
		3601
		3602	seek $fh, 0, 0;
		3603	print $fh $$;
		3604	}
		3605
		3606	sub main_loop {
		3607	trace "EV::loop starting\n";
		3608	if (1) {
		3609	EV::loop;
		3610	}
		3611	trace "EV::loop returned\n";
		3612	goto &main_loop unless $REALLY_UNLOOP;
		3613	}
		3614
3262	sub main {	3615	sub main {
		3616	cf::init_globals; # initialise logging
		3617
		3618	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3619	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3620	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3621	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3622
		3623	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3624
3263	# we must not ever block the main coroutine	3625	# we must not ever block the main coroutine
3264	local $Coro::idle = sub {	3626	local $Coro::idle = sub {
3265	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3627	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3266	(async {	3628	(async {
3267	$Coro::current->{desc} = "IDLE BUG HANDLER";	3629	$Coro::current->{desc} = "IDLE BUG HANDLER";
3268	Event::one_event;	3630	EV::loop EV::LOOP_ONESHOT;
3269	})->prio (Coro::PRIO_MAX);	3631	})->prio (Coro::PRIO_MAX);
3270	};	3632	};
3271		3633
		3634	evthread_start IO::AIO::poll_fileno;
		3635
		3636	cf::sync_job {
		3637	cf::incloader::init ();
		3638
		3639	cf::init_anim;
		3640	cf::init_attackmess;
		3641	cf::init_dynamic;
		3642
		3643	cf::load_settings;
		3644
		3645	reload_resources;
3272	reload_config;	3646	reload_config;
3273	db_init;	3647	db_init;
		3648
		3649	cf::init_uuid;
		3650	cf::init_signals;
		3651	cf::init_skills;
		3652
		3653	cf::init_beforeplay;
		3654
		3655	atomic;
		3656
3274	load_extensions;	3657	load_extensions;
3275		3658
3276	$TICK_WATCHER->start;	3659	utime time, time, $RUNTIMEFILE;
3277	Event::loop;	3660
		3661	# no (long-running) fork's whatsoever before this point(!)
		3662	use POSIX ();
		3663	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3664
		3665	(pop @POST_INIT)->(0) while @POST_INIT;
		3666	};
		3667
		3668	cf::object::thawer::errors_are_fatal 0;
		3669	info "parse errors in files are no longer fatal from this point on.\n";
		3670
		3671	my $free_main; $free_main = EV::idle sub {
		3672	undef $free_main;
		3673	undef &main; # free gobs of memory :)
		3674	};
		3675
		3676	goto &main_loop;
3278	}	3677	}
3279		3678
3280	#############################################################################	3679	#############################################################################
3281	# initialisation and cleanup	3680	# initialisation and cleanup
3282		3681
3283	# install some emergency cleanup handlers	3682	# install some emergency cleanup handlers
3284	BEGIN {	3683	BEGIN {
		3684	our %SIGWATCHER = ();
3285	for my $signal (qw(INT HUP TERM)) {	3685	for my $signal (qw(INT HUP TERM)) {
3286	Event->signal (	3686	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	signal => $signal,
3290	prio => 0,
3291	cb => sub {
3292	cf::cleanup "SIG$signal";	3687	cf::cleanup "SIG$signal";
3293	},
3294	);	3688	};
3295	}	3689	}
3296	}	3690	}
3297		3691
3298	sub write_runtime {	3692	sub write_runtime_sync {
3299	my $runtime = "$LOCALDIR/runtime";	3693	my $t0 = AE::time;
3300		3694
3301	# first touch the runtime file to show we are still running:	3695	# first touch the runtime file to show we are still running:
3302	# the fsync below can take a very very long time.	3696	# the fsync below can take a very very long time.
3303		3697
3304	IO::AIO::aio_utime $runtime, undef, undef;	3698	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3305		3699
3306	my $guard = cf::lock_acquire "write_runtime";	3700	my $guard = cf::lock_acquire "write_runtime";
3307		3701
3308	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3702	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3309	or return;	3703	or return;
3310		3704
3311	my $value = $cf::RUNTIME + 90 + 10;	3705	my $value = $cf::RUNTIME + 90 + 10;
3312	# 10 is the runtime save interval, for a monotonic clock	3706	# 10 is the runtime save interval, for a monotonic clock
3313	# 60 allows for the watchdog to kill the server.	3707	# 60 allows for the watchdog to kill the server.
…		…
3323	aio_utime $fh, undef, undef;	3717	aio_utime $fh, undef, undef;
3324		3718
3325	close $fh	3719	close $fh
3326	or return;	3720	or return;
3327		3721
3328	aio_rename "$runtime~", $runtime	3722	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3329	and return;	3723	and return;
3330		3724
3331	warn "runtime file written.\n";	3725	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3332		3726
3333	1	3727	1
		3728	}
		3729
		3730	our $uuid_lock;
		3731	our $uuid_skip;
		3732
		3733	sub write_uuid_sync($) {
		3734	$uuid_skip ||= $_[0];
		3735
		3736	return if $uuid_lock;
		3737	local $uuid_lock = 1;
		3738
		3739	my $uuid = "$LOCALDIR/uuid";
		3740
		3741	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3742	or return;
		3743
		3744	my $value = uuid_seq uuid_cur;
		3745
		3746	unless ($value) {
		3747	info "cowardly refusing to write zero uuid value!\n";
		3748	return;
		3749	}
		3750
		3751	my $value = uuid_str $value + $uuid_skip;
		3752	$uuid_skip = 0;
		3753
		3754	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3755	and return;
		3756
		3757	# always fsync - this file is important
		3758	aio_fsync $fh
		3759	and return;
		3760
		3761	close $fh
		3762	or return;
		3763
		3764	aio_rename "$uuid~", $uuid
		3765	and return;
		3766
		3767	trace "uuid file written ($value).\n";
		3768
		3769	1
		3770
		3771	}
		3772
		3773	sub write_uuid($$) {
		3774	my ($skip, $sync) = @_;
		3775
		3776	$sync ? write_uuid_sync $skip
		3777	: async { write_uuid_sync $skip };
3334	}	3778	}
3335		3779
3336	sub emergency_save() {	3780	sub emergency_save() {
3337	my $freeze_guard = cf::freeze_mainloop;	3781	my $freeze_guard = cf::freeze_mainloop;
3338		3782
3339	warn "enter emergency perl save\n";	3783	info "emergency_perl_save: enter\n";
		3784
		3785	# this is a trade-off: we want to be very quick here, so
		3786	# save all maps without fsync, and later call a global sync
		3787	# (which in turn might be very very slow)
		3788	local $USE_FSYNC = 0;
3340		3789
3341	cf::sync_job {	3790	cf::sync_job {
		3791	cf::write_runtime_sync; # external watchdog should not bark
		3792
3342	# use a peculiar iteration method to avoid tripping on perl	3793	# use a peculiar iteration method to avoid tripping on perl
3343	# refcount bugs in for. also avoids problems with players	3794	# refcount bugs in for. also avoids problems with players
3344	# and maps saved/destroyed asynchronously.	3795	# and maps saved/destroyed asynchronously.
3345	warn "begin emergency player save\n";	3796	info "emergency_perl_save: begin player save\n";
3346	for my $login (keys %cf::PLAYER) {	3797	for my $login (keys %cf::PLAYER) {
3347	my $pl = $cf::PLAYER{$login} or next;	3798	my $pl = $cf::PLAYER{$login} or next;
3348	$pl->valid or next;	3799	$pl->valid or next;
3349	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3800	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3350	$pl->save;	3801	$pl->save;
3351	}	3802	}
3352	warn "end emergency player save\n";	3803	info "emergency_perl_save: end player save\n";
3353		3804
3354	warn "begin emergency map save\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin map save\n";
3355	for my $path (keys %cf::MAP) {	3808	for my $path (keys %cf::MAP) {
3356	my $map = $cf::MAP{$path} or next;	3809	my $map = $cf::MAP{$path} or next;
3357	$map->valid or next;	3810	$map->valid or next;
3358	$map->save;	3811	$map->save;
3359	}	3812	}
3360	warn "end emergency map save\n";	3813	info "emergency_perl_save: end map save\n";
3361		3814
3362	warn "begin emergency database checkpoint\n";	3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	info "emergency_perl_save: begin database checkpoint\n";
3363	BDB::db_env_txn_checkpoint $DB_ENV;	3818	BDB::db_env_txn_checkpoint $DB_ENV;
3364	warn "end emergency database checkpoint\n";	3819	info "emergency_perl_save: end database checkpoint\n";
		3820
		3821	info "emergency_perl_save: begin write uuid\n";
		3822	write_uuid_sync 1;
		3823	info "emergency_perl_save: end write uuid\n";
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: syncing database to disk";
		3828	BDB::db_env_txn_checkpoint $DB_ENV;
		3829
		3830	info "emergency_perl_save: starting sync\n";
		3831	IO::AIO::aio_sync sub {
		3832	info "emergency_perl_save: finished sync\n";
		3833	};
		3834
		3835	cf::write_runtime_sync; # external watchdog should not bark
		3836
		3837	trace "emergency_perl_save: flushing outstanding aio requests";
		3838	while (IO::AIO::nreqs || BDB::nreqs) {
		3839	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3840	}
		3841
		3842	cf::write_runtime_sync; # external watchdog should not bark
3365	};	3843	};
3366		3844
3367	warn "leave emergency perl save\n";	3845	info "emergency_perl_save: leave\n";
3368	}	3846	}
3369		3847
3370	sub post_cleanup {	3848	sub post_cleanup {
3371	my ($make_core) = @_;	3849	my ($make_core) = @_;
3372		3850
		3851	IO::AIO::flush;
		3852
3373	warn Carp::longmess "post_cleanup backtrace"	3853	error Carp::longmess "post_cleanup backtrace"
3374	if $make_core;	3854	if $make_core;
		3855
		3856	my $fh = pidfile;
		3857	unlink $PIDFILE if <$fh> == $$;
		3858	}
		3859
		3860	# a safer delete_package, copied from Symbol
		3861	sub clear_package($) {
		3862	my $pkg = shift;
		3863
		3864	# expand to full symbol table name if needed
		3865	unless ($pkg =~ /^main::.*::$/) {
		3866	$pkg = "main$pkg" if $pkg =~ /^::/;
		3867	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3868	$pkg .= '::' unless $pkg =~ /::$/;
		3869	}
		3870
		3871	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3872	my $stem_symtab = *{$stem}{HASH};
		3873
		3874	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3875	or return;
		3876
		3877	# clear all symbols
		3878	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3879	for my $name (keys %$leaf_symtab) {
		3880	_gv_clear *{"$pkg$name"};
		3881	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3882	}
3375	}	3883	}
3376		3884
3377	sub do_reload_perl() {	3885	sub do_reload_perl() {
3378	# can/must only be called in main	3886	# can/must only be called in main
3379	if ($Coro::current != $Coro::main) {	3887	unless (in_main) {
3380	warn "can only reload from main coroutine";	3888	error "can only reload from main coroutine";
3381	return;	3889	return;
3382	}	3890	}
3383		3891
		3892	return if $RELOAD++;
		3893
		3894	my $t1 = AE::time;
		3895
		3896	while ($RELOAD) {
		3897	cf::get_slot 0.1, -1, "reload_perl";
3384	warn "reloading...";	3898	info "reloading...";
3385		3899
3386	warn "entering sync_job";	3900	trace "entering sync_job";
3387		3901
3388	cf::sync_job {	3902	cf::sync_job {
3389	cf::write_runtime; # external watchdog should not bark
3390	cf::emergency_save;	3903	#cf::emergency_save;
3391	cf::write_runtime; # external watchdog should not bark
3392		3904
3393	warn "syncing database to disk";
3394	BDB::db_env_txn_checkpoint $DB_ENV;
3395
3396	# if anything goes wrong in here, we should simply crash as we already saved
3397
3398	warn "cancelling all WF_AUTOCANCEL watchers";
3399	for (Event::all_watchers) {
3400	$_->cancel if $_->data & WF_AUTOCANCEL;
3401	}
3402
3403	warn "flushing outstanding aio requests";
3404	for (;;) {
3405	BDB::flush;
3406	IO::AIO::flush;
3407	Coro::cede_notself;
3408	last unless IO::AIO::nreqs || BDB::nreqs;
3409	warn "iterate...";
3410	}
3411
3412	++$RELOAD;
3413
3414	warn "cancelling all extension coros";	3905	trace "cancelling all extension coros";
3415	$_->cancel for values %EXT_CORO;	3906	$_->cancel for values %EXT_CORO;
3416	%EXT_CORO = ();	3907	%EXT_CORO = ();
3417		3908
3418	warn "removing commands";	3909	trace "removing commands";
3419	%COMMAND = ();	3910	%COMMAND = ();
3420		3911
3421	warn "removing ext/exti commands";	3912	trace "removing ext/exti commands";
3422	%EXTCMD = ();	3913	%EXTCMD = ();
3423	%EXTICMD = ();	3914	%EXTICMD = ();
3424		3915
3425	warn "unloading/nuking all extensions";	3916	trace "unloading/nuking all extensions";
3426	for my $pkg (@EXTS) {	3917	for my $pkg (@EXTS) {
3427	warn "... unloading $pkg";	3918	trace "... unloading $pkg";
3428		3919
3429	if (my $cb = $pkg->can ("unload")) {	3920	if (my $cb = $pkg->can ("unload")) {
3430	eval {	3921	eval {
3431	$cb->($pkg);	3922	$cb->($pkg);
3432	1	3923	1
3433	} or warn "$pkg unloaded, but with errors: $@";	3924	} or error "$pkg unloaded, but with errors: $@";
		3925	}
		3926
		3927	trace "... clearing $pkg";
		3928	clear_package $pkg;
3434	}	3929	}
3435		3930
3436	warn "... nuking $pkg";
3437	Symbol::delete_package $pkg;
3438	}
3439
3440	warn "unloading all perl modules loaded from $LIBDIR";	3931	trace "unloading all perl modules loaded from $LIBDIR";
3441	while (my ($k, $v) = each %INC) {	3932	while (my ($k, $v) = each %INC) {
3442	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3933	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3443		3934
3444	warn "... unloading $k";	3935	trace "... unloading $k";
3445	delete $INC{$k};	3936	delete $INC{$k};
3446		3937
3447	$k =~ s/\.pm$//;	3938	$k =~ s/\.pm$//;
3448	$k =~ s/\//::/g;	3939	$k =~ s/\//::/g;
3449		3940
3450	if (my $cb = $k->can ("unload_module")) {	3941	if (my $cb = $k->can ("unload_module")) {
3451	$cb->();	3942	$cb->();
		3943	}
		3944
		3945	clear_package $k;
3452	}	3946	}
3453		3947
3454	Symbol::delete_package $k;
3455	}
3456
3457	warn "getting rid of safe::, as good as possible";	3948	trace "getting rid of safe::, as good as possible";
3458	Symbol::delete_package "safe::$_"	3949	clear_package "safe::$_"
3459	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3950	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3460		3951
3461	warn "unloading cf.pm \"a bit\"";	3952	trace "unloading cf.pm \"a bit\"";
3462	delete $INC{"cf.pm"};	3953	delete $INC{"cf.pm"};
3463	delete $INC{"cf/pod.pm"};	3954	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3464		3955
3465	# don't, removes xs symbols, too,	3956	# don't, removes xs symbols, too,
3466	# and global variables created in xs	3957	# and global variables created in xs
3467	#Symbol::delete_package __PACKAGE__;	3958	#clear_package __PACKAGE__;
3468		3959
3469	warn "unload completed, starting to reload now";	3960	info "unload completed, starting to reload now";
3470		3961
3471	warn "reloading cf.pm";	3962	trace "reloading cf.pm";
3472	require cf;	3963	require cf;
3473	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3964	cf::_connect_to_perl_1;
3474		3965
3475	warn "loading config and database again";	3966	trace "loading config and database again";
3476	cf::reload_config;	3967	cf::reload_config;
3477		3968
3478	warn "loading extensions";	3969	trace "loading extensions";
3479	cf::load_extensions;	3970	cf::load_extensions;
3480		3971
		3972	if ($REATTACH_ON_RELOAD) {
3481	warn "reattaching attachments to objects/players";	3973	trace "reattaching attachments to objects/players";
3482	_global_reattach; # objects, sockets	3974	_global_reattach; # objects, sockets
3483	warn "reattaching attachments to maps";	3975	trace "reattaching attachments to maps";
3484	reattach $_ for values %MAP;	3976	reattach $_ for values %MAP;
3485	warn "reattaching attachments to players";	3977	trace "reattaching attachments to players";
3486	reattach $_ for values %PLAYER;	3978	reattach $_ for values %PLAYER;
		3979	}
3487		3980
		3981	trace "running post_init jobs";
		3982	(pop @POST_INIT)->(1) while @POST_INIT;
		3983
3488	warn "leaving sync_job";	3984	trace "leaving sync_job";
3489		3985
3490	1	3986	1
3491	} or do {	3987	} or do {
3492	warn $@;	3988	error $@;
3493	warn "error while reloading, exiting.";	3989	cf::cleanup "error while reloading, exiting.";
3494	exit 1;	3990	};
		3991
		3992	info "reloaded";
		3993	--$RELOAD;
3495	};	3994	}
3496		3995
3497	warn "reloaded";	3996	$t1 = AE::time - $t1;
		3997	info "reload completed in ${t1}s\n";
3498	};	3998	};
3499		3999
3500	our $RELOAD_WATCHER; # used only during reload	4000	our $RELOAD_WATCHER; # used only during reload
3501		4001
3502	sub reload_perl() {	4002	sub reload_perl() {
3503	# doing reload synchronously and two reloads happen back-to-back,	4003	# doing reload synchronously and two reloads happen back-to-back,
3504	# coro crashes during coro_state_free->destroy here.	4004	# coro crashes during coro_state_free->destroy here.
3505		4005
3506	$RELOAD_WATCHER ||= Event->timer (	4006	$RELOAD_WATCHER ||= cf::async {
3507	reentrant => 0,	4007	Coro::AIO::aio_wait cache_extensions;
3508	after => 0,	4008
3509	data => WF_AUTOCANCEL,	4009	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3510	cb => sub {
3511	do_reload_perl;	4010	do_reload_perl;
3512	undef $RELOAD_WATCHER;	4011	undef $RELOAD_WATCHER;
3513	},	4012	};
3514	);	4013	};
3515	}	4014	}
3516		4015
3517	register_command "reload" => sub {	4016	register_command "reload" => sub {
3518	my ($who, $arg) = @_;	4017	my ($who, $arg) = @_;
3519		4018
…		…
3524	reload_perl;	4023	reload_perl;
3525	};	4024	};
3526	}	4025	}
3527	};	4026	};
3528		4027
3529	unshift @INC, $LIBDIR;	4028	#############################################################################
3530		4029
3531	my $bug_warning = 0;	4030	my $bug_warning = 0;
3532		4031
3533	our @WAIT_FOR_TICK;	4032	our @WAIT_FOR_TICK;
3534	our @WAIT_FOR_TICK_BEGIN;	4033	our @WAIT_FOR_TICK_BEGIN;
3535		4034
3536	sub wait_for_tick {	4035	sub wait_for_tick() {
3537	return unless $TICK_WATCHER->is_active;
3538	return if $Coro::current == $Coro::main;	4036	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3539		4037
3540	my $signal = new Coro::Signal;	4038	my $signal = new Coro::Signal;
3541	push @WAIT_FOR_TICK, $signal;	4039	push @WAIT_FOR_TICK, $signal;
3542	$signal->wait;	4040	$signal->wait;
3543	}	4041	}
3544		4042
3545	sub wait_for_tick_begin {	4043	sub wait_for_tick_begin() {
3546	return unless $TICK_WATCHER->is_active;
3547	return if $Coro::current == $Coro::main;	4044	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3548		4045
3549	my $signal = new Coro::Signal;	4046	my $signal = new Coro::Signal;
3550	push @WAIT_FOR_TICK_BEGIN, $signal;	4047	push @WAIT_FOR_TICK_BEGIN, $signal;
3551	$signal->wait;	4048	$signal->wait;
3552	}	4049	}
3553		4050
3554	$TICK_WATCHER = Event->timer (	4051	sub tick {
3555	reentrant => 0,
3556	parked => 1,
3557	prio => 0,
3558	at => $NEXT_TICK || $TICK,
3559	data => WF_AUTOCANCEL,
3560	cb => sub {
3561	if ($Coro::current != $Coro::main) {	4052	if ($Coro::current != $Coro::main) {
3562	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4053	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3563	unless ++$bug_warning > 10;	4054	unless ++$bug_warning > 10;
3564	return;	4055	return;
3565	}	4056	}
3566		4057
3567	$NOW = $tick_start = Event::time;
3568
3569	cf::server_tick; # one server iteration	4058	cf::server_tick; # one server iteration
3570		4059
3571	$RUNTIME += $TICK;	4060	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3572	$NEXT_TICK += $TICK;
3573		4061
3574	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4062	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3575	$NEXT_RUNTIME_WRITE = $NOW + 10;	4063	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3576	Coro::async_pool {	4064	Coro::async_pool {
3577	$Coro::current->{desc} = "runtime saver";	4065	$Coro::current->{desc} = "runtime saver";
3578	write_runtime	4066	write_runtime_sync
3579	or warn "ERROR: unable to write runtime file: $!";	4067	or error "ERROR: unable to write runtime file: $!";
3580	};
3581	}	4068	};
		4069	}
3582		4070
3583	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4071	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3584	$sig->send;	4072	$sig->send;
3585	}	4073	}
3586	while (my $sig = shift @WAIT_FOR_TICK) {	4074	while (my $sig = shift @WAIT_FOR_TICK) {
3587	$sig->send;	4075	$sig->send;
3588	}	4076	}
3589		4077
3590	$NOW = Event::time;	4078	$LOAD = ($NOW - $TICK_START) / $TICK;
3591
3592	# if we are delayed by four ticks or more, skip them all
3593	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3594
3595	$TICK_WATCHER->at ($NEXT_TICK);
3596	$TICK_WATCHER->start;
3597
3598	$LOAD = ($NOW - $tick_start) / $TICK;
3599	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4079	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3600		4080
3601	_post_tick;	4081	if (0) {
		4082	if ($NEXT_TICK) {
		4083	my $jitter = $TICK_START - $NEXT_TICK;
		4084	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4085	debug "jitter $JITTER\n";#d#
		4086	}
3602	},	4087	}
3603	);	4088	}
3604		4089
3605	{	4090	{
		4091	# configure BDB
		4092
3606	BDB::min_parallel 8;	4093	BDB::min_parallel 16;
3607	BDB::max_poll_time $TICK * 0.1;	4094	BDB::max_poll_reqs $TICK * 0.1;
3608	$BDB_POLL_WATCHER = Event->io (	4095	$AnyEvent::BDB::WATCHER->priority (1);
3609	reentrant => 0,
3610	fd => BDB::poll_fileno,
3611	poll => 'r',
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => \&BDB::poll_cb,
3615	);
3616
3617	BDB::set_sync_prepare {
3618	my $status;
3619	my $current = $Coro::current;
3620	(
3621	sub {
3622	$status = $!;
3623	$current->ready; undef $current;
3624	},
3625	sub {
3626	Coro::schedule while defined $current;
3627	$! = $status;
3628	},
3629	)
3630	};
3631		4096
3632	unless ($DB_ENV) {	4097	unless ($DB_ENV) {
3633	$DB_ENV = BDB::db_env_create;	4098	$DB_ENV = BDB::db_env_create;
3634	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4099	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3635	| BDB::LOG_AUTOREMOVE, 1);	4100	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4101	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3636	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4102	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3637	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4103	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3638		4104
3639	cf::sync_job {	4105	cf::sync_job {
3640	eval {	4106	eval {
…		…
3650		4116
3651	cf::cleanup "db_env_open(db): $@" if $@;	4117	cf::cleanup "db_env_open(db): $@" if $@;
3652	};	4118	};
3653	}	4119	}
3654		4120
3655	$BDB_DEADLOCK_WATCHER = Event->timer (	4121	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3656	after => 3,
3657	interval => 1,
3658	hard => 1,
3659	prio => 0,
3660	data => WF_AUTOCANCEL,
3661	cb => sub {
3662	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4122	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3663	},
3664	);	4123	};
3665	$BDB_CHECKPOINT_WATCHER = Event->timer (	4124	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3666	after => 11,
3667	interval => 60,
3668	hard => 1,
3669	prio => 0,
3670	data => WF_AUTOCANCEL,
3671	cb => sub {
3672	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4125	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3673	},
3674	);	4126	};
3675	$BDB_TRICKLE_WATCHER = Event->timer (	4127	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3676	after => 5,
3677	interval => 10,
3678	hard => 1,
3679	prio => 0,
3680	data => WF_AUTOCANCEL,
3681	cb => sub {
3682	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4128	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3683	},
3684	);	4129	};
3685	}	4130	}
3686		4131
3687	{	4132	{
		4133	# configure IO::AIO
		4134
3688	IO::AIO::min_parallel 8;	4135	IO::AIO::min_parallel 8;
3689
3690	undef $Coro::AIO::WATCHER;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4136	IO::AIO::max_poll_time $TICK * 0.1;
3692	$AIO_POLL_WATCHER = Event->io (	4137	undef $AnyEvent::AIO::WATCHER;
3693	reentrant => 0,
3694	data => WF_AUTOCANCEL,
3695	fd => IO::AIO::poll_fileno,
3696	poll => 'r',
3697	prio => 0,
3698	cb => \&IO::AIO::poll_cb,
3699	);
3700	}	4138	}
3701		4139
3702	my $_log_backtrace;	4140	my $_log_backtrace;
3703		4141
3704	sub _log_backtrace {	4142	sub _log_backtrace {
…		…
3707	$msg =~ s/\n//;	4145	$msg =~ s/\n//;
3708		4146
3709	# limit the # of concurrent backtraces	4147	# limit the # of concurrent backtraces
3710	if ($_log_backtrace < 2) {	4148	if ($_log_backtrace < 2) {
3711	++$_log_backtrace;	4149	++$_log_backtrace;
		4150	my $perl_bt = Carp::longmess $msg;
3712	async {	4151	async {
3713	$Coro::current->{desc} = "abt $msg";	4152	$Coro::current->{desc} = "abt $msg";
3714		4153
3715	my @bt = fork_call {	4154	my @bt = fork_call {
3716	@addr = map { sprintf "%x", $_ } @addr;	4155	@addr = map { sprintf "%x", $_ } @addr;
…		…
3727	}	4166	}
3728		4167
3729	@funcs	4168	@funcs
3730	};	4169	};
3731		4170
3732	LOG llevInfo, "[ABT] $msg\n";	4171	LOG llevInfo, "[ABT] $perl_bt\n";
		4172	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3733	LOG llevInfo, "[ABT] $_\n" for @bt;	4173	LOG llevInfo, "[ABT] $_\n" for @bt;
3734	--$_log_backtrace;	4174	--$_log_backtrace;
3735	};	4175	};
3736	} else {	4176	} else {
3737	LOG llevInfo, "[ABT] $msg\n";	4177	LOG llevInfo, "[ABT] $msg\n";
3738	LOG llevInfo, "[ABT] [suppressed]\n";	4178	LOG llevInfo, "[ABT] [suppressed]\n";
3739	}	4179	}
3740	}	4180	}
3741		4181
3742	# load additional modules	4182	# load additional modules
3743	use cf::pod;	4183	require "cf/$_.pm" for @EXTRA_MODULES;
		4184	cf::_connect_to_perl_2;
3744		4185
3745	END { cf::emergency_save }	4186	END { cf::emergency_save }
3746		4187
3747	1	4188	1
3748		4189

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