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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.393 by root, Fri Oct 26 04:47:00 2007 UTC vs.
Revision 1.547 by root, Sun May 9 22:51:13 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 cf::post_init { BLOCK }
		363
		364	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		365	but I<before> the server starts ticking again.
		366
		367	The cdoeblock will have a single boolean argument to indicate whether this
		368	is a reload or not.
		369
		370	=cut
		371
		372	sub post_init(&) {
		373	push @POST_INIT, shift;
		374	}
267		375
268	=item cf::lock_wait $string	376	=item cf::lock_wait $string
269		377
270	Wait until the given lock is available. See cf::lock_acquire.	378	Wait until the given lock is available. See cf::lock_acquire.
271		379
272	=item my $lock = cf::lock_acquire $string	380	=item my $lock = cf::lock_acquire $string
273		381
274	Wait until the given lock is available and then acquires it and returns	382	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,	383	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	384	for example when the coroutine gets canceled), the lock is automatically
277	returned.	385	returned.
278		386
279	Locks are *not* recursive, locking from the same coro twice results in a	387	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	388	deadlocked coro.
…		…
286		394
287	Return true if the lock is currently active, i.e. somebody has locked it.	395	Return true if the lock is currently active, i.e. somebody has locked it.
288		396
289	=cut	397	=cut
290		398
291	our %LOCK;	399	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		400
294	sub lock_wait($) {	401	sub lock_wait($) {
295	my ($key) = @_;	402	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	403	}
308		404
309	sub lock_acquire($) {	405	sub lock_acquire($) {
310	my ($key) = @_;	406	$LOCKS->guard ($_[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	}	407	}
324		408
325	sub lock_active($) {	409	sub lock_active($) {
326	my ($key) = @_;	410	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	411	}
330		412
331	sub freeze_mainloop {	413	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	414	tick_inhibit_inc;
333		415
334	my $guard = Coro::guard {	416	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	417	}
336	};	418
337	$TICK_WATCHER->stop;	419	=item cf::periodic $interval, $cb
338	$guard	420
		421	Like EV::periodic, but randomly selects a starting point so that the actions
		422	get spread over time.
		423
		424	=cut
		425
		426	sub periodic($$) {
		427	my ($interval, $cb) = @_;
		428
		429	my $start = rand List::Util::min 180, $interval;
		430
		431	EV::periodic $start, $interval, 0, $cb
339	}	432	}
340		433
341	=item cf::get_slot $time[, $priority[, $name]]	434	=item cf::get_slot $time[, $priority[, $name]]
342		435
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	436	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		444
352	=cut	445	=cut
353		446
354	our @SLOT_QUEUE;	447	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	448	our $SLOT_QUEUE;
		449	our $SLOT_DECAY = 0.9;
356		450
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	451	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	452	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	453	$Coro::current->desc ("timeslot manager");
360		454
361	my $signal = new Coro::Signal;	455	my $signal = new Coro::Signal;
		456	my $busy;
362		457
363	while () {	458	while () {
364	next_job:	459	next_job:
		460
365	my $avail = cf::till_tick;	461	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	462
367	for (0 .. $#SLOT_QUEUE) {	463	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	464	if ($SLOT_QUEUE[$_][0] <= $avail) {
		465	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	466	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	467	$job->[2]->send;
371	Coro::cede;	468	Coro::cede;
372	goto next_job;	469	goto next_job;
373	}	470	} else {
		471	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	472	}
375	}	473	}
376		474
377	if (@SLOT_QUEUE) {	475	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	476	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	477	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	478	$signal->wait;
381	} else {	479	} else {
		480	$busy = 0;
382	Coro::schedule;	481	Coro::schedule;
383	}	482	}
384	}	483	}
385	};	484	};
386		485
387	sub get_slot($;$$) {	486	sub get_slot($;$$) {
		487	return if tick_inhibit || $Coro::current == $Coro::main;
		488
388	my ($time, $pri, $name) = @_;	489	my ($time, $pri, $name) = @_;
389		490
390	$time = $TICK * .6 if $time > $TICK * .6;	491	$time = clamp $time, 0.01, $TICK * .6;
		492
391	my $sig = new Coro::Signal;	493	my $sig = new Coro::Signal;
392		494
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	495	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	496	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	497	$SLOT_QUEUE->ready;
…		…
406		508
407	BEGIN { *async = \&Coro::async_pool }	509	BEGIN { *async = \&Coro::async_pool }
408		510
409	=item cf::sync_job { BLOCK }	511	=item cf::sync_job { BLOCK }
410		512
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	513	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	514	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	515	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	516	acceptable.
415		517
416	If it must be done, put the blocking parts into C<sync_job>. This will run	518	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	519	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	523	=cut
422		524
423	sub sync_job(&) {	525	sub sync_job(&) {
424	my ($job) = @_;	526	my ($job) = @_;
425		527
426	if ($Coro::current == $Coro::main) {	528	if (in_main) {
427	my $time = Event::time;	529	my $time = AE::time;
428		530
429	# this is the main coro, too bad, we have to block	531	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	532	# till the operation succeeds, freezing the server :/
431		533
432	LOG llevError, Carp::longmess "sync job";#d#	534	#LOG llevError, Carp::longmess "sync job";#d#
433		535
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	536	my $freeze_guard = freeze_mainloop;
437		537
438	my $busy = 1;	538	my $busy = 1;
439	my @res;	539	my @res;
440		540
441	(async {	541	(async {
442	$Coro::current->desc ("sync job coro");	542	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	543	@res = eval { $job->() };
444	warn $@ if $@;	544	error $@ if $@;
445	undef $busy;	545	undef $busy;
446	})->prio (Coro::PRIO_MAX);	546	})->prio (Coro::PRIO_MAX);
447		547
448	while ($busy) {	548	while ($busy) {
449	if (Coro::nready) {	549	if (Coro::nready) {
450	Coro::cede_notself;	550	Coro::cede_notself;
451	} else {	551	} else {
452	Event::one_event;	552	EV::loop EV::LOOP_ONESHOT;
453	}	553	}
454	}	554	}
455		555
456	$time = Event::time - $time;	556	my $time = AE::time - $time;
457		557
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	558	$TICK_START += $time; # do not account sync jobs to server load
462		559
463	wantarray ? @res : $res[0]	560	wantarray ? @res : $res[0]
464	} else {	561	} else {
465	# we are in another coroutine, how wonderful, everything just works	562	# we are in another coroutine, how wonderful, everything just works
466		563
…		…
491	=item fork_call { }, $args	588	=item fork_call { }, $args
492		589
493	Executes the given code block with the given arguments in a seperate	590	Executes the given code block with the given arguments in a seperate
494	process, returning the results. Everything must be serialisable with	591	process, returning the results. Everything must be serialisable with
495	Coro::Storable. May, of course, block. Note that the executed sub may	592	Coro::Storable. May, of course, block. Note that the executed sub may
496	never block itself or use any form of Event handling.	593	never block itself or use any form of event handling.
497		594
498	=cut	595	=cut
		596
		597	sub post_fork {
		598	reset_signals;
		599	}
499		600
500	sub fork_call(&@) {	601	sub fork_call(&@) {
501	my ($cb, @args) = @_;	602	my ($cb, @args) = @_;
502		603
503	# we seemingly have to make a local copy of the whole thing,	604	# we seemingly have to make a local copy of the whole thing,
504	# otherwise perl prematurely frees the stuff :/	605	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	606	# TODO: investigate and fix (likely this will be rather laborious)
506		607
507	my @res = Coro::Util::fork_eval {	608	my @res = Coro::Util::fork_eval {
508	reset_signals;	609	cf::post_fork;
509	&$cb	610	&$cb
510	}, @args;	611	}, @args;
511		612
512	wantarray ? @res : $res[-1]	613	wantarray ? @res : $res[-1]
513	}	614	}
514		615
		616	sub objinfo {
		617	(
		618	"counter value" => cf::object::object_count,
		619	"objects created" => cf::object::create_count,
		620	"objects destroyed" => cf::object::destroy_count,
		621	"freelist size" => cf::object::free_count,
		622	"allocated objects" => cf::object::objects_size,
		623	"active objects" => cf::object::actives_size,
		624	)
		625	}
		626
		627	=item $coin = coin_from_name $name
		628
		629	=cut
		630
		631	our %coin_alias = (
		632	"silver" => "silvercoin",
		633	"silvercoin" => "silvercoin",
		634	"silvercoins" => "silvercoin",
		635	"gold" => "goldcoin",
		636	"goldcoin" => "goldcoin",
		637	"goldcoins" => "goldcoin",
		638	"platinum" => "platinacoin",
		639	"platinumcoin" => "platinacoin",
		640	"platinumcoins" => "platinacoin",
		641	"platina" => "platinacoin",
		642	"platinacoin" => "platinacoin",
		643	"platinacoins" => "platinacoin",
		644	"royalty" => "royalty",
		645	"royalties" => "royalty",
		646	);
		647
		648	sub coin_from_name($) {
		649	$coin_alias{$_[0]}
		650	? cf::arch::find $coin_alias{$_[0]}
		651	: undef
		652	}
		653
515	=item $value = cf::db_get $family => $key	654	=item $value = cf::db_get $family => $key
516		655
517	Returns a single value from the environment database.	656	Returns a single value from the environment database.
518		657
519	=item cf::db_put $family => $key => $value	658	=item cf::db_put $family => $key => $value
…		…
527	within each server.	666	within each server.
528		667
529	=cut	668	=cut
530		669
531	sub db_table($) {	670	sub db_table($) {
		671	cf::error "db_get called from main context"
		672	if $Coro::current == $Coro::main;
		673
532	my ($name) = @_;	674	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	675	my $db = BDB::db_create $DB_ENV;
534		676
535	eval {	677	eval {
536	$db->set_flags (BDB::CHKSUM);	678	$db->set_flags (BDB::CHKSUM);
…		…
546	}	688	}
547		689
548	our $DB;	690	our $DB;
549		691
550	sub db_init {	692	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	693	$DB ||= db_table "db";
553	};
554	}	694	}
555		695
556	sub db_get($$) {	696	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	697	my $key = "$_[0]/$_[1]";
558		698
559	cf::sync_job {	699	cf::error "db_get called from main context"
		700	if $Coro::current == $Coro::main;
		701
560	BDB::db_get $DB, undef, $key, my $data;	702	BDB::db_get $DB, undef, $key, my $data;
561		703
562	$! ? ()	704	$! ? ()
563	: $data	705	: $data
564	}
565	}	706	}
566		707
567	sub db_put($$$) {	708	sub db_put($$$) {
568	BDB::dbreq_pri 4;	709	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	710	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
625		766
626	my $t1 = Time::HiRes::time;	767	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	768	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	769	my $t2 = Time::HiRes::time;
629		770
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	771	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		772
632	db_put cache => "$id/data", $data;	773	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	774	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	775	db_put cache => "$id/meta", $meta;
635		776
…		…
645		786
646	=cut	787	=cut
647		788
648	sub datalog($@) {	789	sub datalog($@) {
649	my ($type, %kv) = @_;	790	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	791	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	792	}
652		793
653	=back	794	=back
654		795
655	=cut	796	=cut
656		797
657	#############################################################################	798	#############################################################################
658		799
659	=head2 ATTACHABLE OBJECTS	800	=head2 ATTACHABLE OBJECTS
660		801
661	Many objects in crossfire are so-called attachable objects. That means you can	802	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")	803	attach callbacks/event handlers (a collection of which is called an "attachment")
663	to it. All such attachable objects support the following methods.	804	to it. All such attachable objects support the following methods.
664		805
665	In the following description, CLASS can be any of C<global>, C<object>	806	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	807	C<player>, C<client> or C<map> (i.e. the attachable objects in
667	Crossfire TRT).	808	Deliantra).
668		809
669	=over 4	810	=over 4
670		811
671	=item $attachable->attach ($attachment, key => $value...)	812	=item $attachable->attach ($attachment, key => $value...)
672		813
…		…
716	=item cf::CLASS::attachment $name, ...	857	=item cf::CLASS::attachment $name, ...
717		858
718	Register an attachment by C<$name> through which attachable objects of the	859	Register an attachment by C<$name> through which attachable objects of the
719	given CLASS can refer to this attachment.	860	given CLASS can refer to this attachment.
720		861
721	Some classes such as crossfire maps and objects can specify attachments	862	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.	863	that are attached at load/instantiate time, thus the need for a name.
723		864
724	These calls expect any number of the following handler/hook descriptions:	865	These calls expect any number of the following handler/hook descriptions:
725		866
726	=over 4	867	=over 4
…		…
850		991
851	} elsif (exists $cb_id{$type}) {	992	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	993	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		994
854	} elsif (ref $type) {	995	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	996	error "attaching objects not supported, ignoring.\n";
856		997
857	} else {	998	} else {
858	shift @arg;	999	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1000	error "attach argument '$type' not supported, ignoring.\n";
860	}	1001	}
861	}	1002	}
862	}	1003	}
863		1004
864	sub _object_attach {	1005	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1015	_attach $registry, $klass, @attach;
875	}	1016	}
876		1017
877	$obj->{$name} = \%arg;	1018	$obj->{$name} = \%arg;
878	} else {	1019	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1020	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1021	}
881		1022
882	$obj->{_attachment}{$name} = undef;	1023	$obj->{_attachment}{$name} = undef;
883	}	1024	}
884		1025
…		…
943		1084
944	for (@$callbacks) {	1085	for (@$callbacks) {
945	eval { &{$_->[1]} };	1086	eval { &{$_->[1]} };
946		1087
947	if ($@) {	1088	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1089	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1090	override;
951	}	1091	}
952		1092
953	return 1 if $override;	1093	return 1 if $override;
954	}	1094	}
955		1095
956	0	1096	0
957	}	1097	}
958		1098
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1099	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1100
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1101	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1102
963	Generate an object-specific event with the given arguments.	1103	Generate an object-specific event with the given arguments.
964		1104
…		…
1017		1157
1018	sub reattach {	1158	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1159	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1160	my ($obj) = @_;
1021		1161
		1162	# no longer needed after getting rid of delete_package?
1022	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1163	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1023		1164
1024	my $registry = $obj->registry;	1165	my $registry = $obj->registry;
1025		1166
1026	@$registry = ();	1167	@$registry = ();
1027		1168
…		…
1032	for (@$attach) {	1173	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1174	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1175	_attach $registry, $klass, @attach;
1035	}	1176	}
1036	} else {	1177	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1178	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1179	}
1039	}	1180	}
1040	}	1181	}
1041		1182
1042	cf::attachable->attach (	1183	cf::attachable->attach (
1043	prio => -1000000,	1184	prio => -1000000,
1044	on_instantiate => sub {	1185	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1186	my ($obj, $data) = @_;
1046		1187
1047	$data = from_json $data;	1188	$data = decode_json $data;
1048		1189
1049	for (@$data) {	1190	for (@$data) {
1050	my ($name, $args) = @$_;	1191	my ($name, $args) = @$_;
1051		1192
1052	$obj->attach ($name, %{$args || {} });	1193	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1210	my ($filename, $rdata, $objs) = @_;
1070		1211
1071	sync_job {	1212	sync_job {
1072	if (length $$rdata) {	1213	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1214	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1215	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1216	$decname, length $$rdata, scalar @$objs
		1217	if $VERBOSE_IO;
1076		1218
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1219	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1220	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1221	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
1081	close $fh;	1226	aio_close $fh;
1082		1227
1083	if (@$objs) {	1228	if (@$objs) {
1084	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1229	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1085	chmod SAVE_MODE, $fh;	1230	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1231	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1232	aio_write $fh, 0, (length $data), $data, 0;
1088	aio_fsync $fh if $cf::USE_FSYNC;	1233	if ($cf::USE_FSYNC) {
		1234	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;
		1235	aio_fsync $fh;
		1236	}
1089	close $fh;	1237	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1238	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1239	}
1092	} else {	1240	} else {
1093	aio_unlink "$filename.pst";	1241	aio_unlink "$filename.pst";
1094	}	1242	}
1095		1243
1096	aio_rename "$filename~", $filename;	1244	aio_rename "$filename~", $filename;
		1245
		1246	$filename =~ s%/[^/]+$%%;
		1247	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1248	} else {
1098	warn "FATAL: $filename~: $!\n";	1249	error "unable to save objects: $filename~: $!\n";
1099	}	1250	}
1100	} else {	1251	} else {
1101	aio_unlink $filename;	1252	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1253	aio_unlink "$filename.pst";
1103	}	1254	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1278	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1279	$av = $st->{objs};
1129	}	1280	}
1130		1281
1131	utf8::decode (my $decname = $filename);	1282	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1283	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1284	$decname, length $data, scalar @{$av || []}
		1285	if $VERBOSE_IO;
1134		1286
1135	($data, $av)	1287	($data, $av)
1136	}	1288	}
1137		1289
1138	=head2 COMMAND CALLBACKS	1290	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1346	my ($name, $cb) = @_;
1195		1347
1196	$EXTICMD{$name} = $cb;	1348	$EXTICMD{$name} = $cb;
1197	}	1349	}
1198		1350
		1351	use File::Glob ();
		1352
1199	cf::player->attach (	1353	cf::player->attach (
1200	on_command => sub {	1354	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1355	my ($pl, $name, $params) = @_;
1202		1356
1203	my $cb = $COMMAND{$name}	1357	my $cb = $COMMAND{$name}
1204	or return;	1358	or return;
1205		1359
…		…
1228		1382
1229	$pl->ext_reply ($reply, @reply)	1383	$pl->ext_reply ($reply, @reply)
1230	if $reply;	1384	if $reply;
1231		1385
1232	} else {	1386	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1387	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1388	}
1235		1389
1236	cf::override;	1390	cf::override;
1237	},	1391	},
1238	);	1392	);
1239		1393
		1394	# "readahead" all extensions
		1395	sub cache_extensions {
		1396	my $grp = IO::AIO::aio_group;
		1397
		1398	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1399	for (grep /\.ext$/, @{$_[0]}) {
		1400	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1401	}
		1402	};
		1403
		1404	$grp
		1405	}
		1406
1240	sub load_extensions {	1407	sub load_extensions {
		1408	info "loading extensions...";
		1409
1241	cf::sync_job {	1410	cf::sync_job {
1242	my %todo;	1411	my %todo;
1243		1412
1244	for my $path (<$LIBDIR/*.ext>) {	1413	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1414	next unless -r $path;
…		…
1263		1432
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1433	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1434	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1435
1267	$ext{source} =	1436	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1437	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1438	. "#line 1 \"$path\"\n{\n"
1270	. $source	1439	. $source
1271	. "\n};\n1";	1440	. "\n};\n1";
1272		1441
1273	$todo{$base} = \%ext;	1442	$todo{$base} = \%ext;
1274	}	1443	}
1275		1444
		1445	my $pass = 0;
1276	my %done;	1446	my %done;
1277	while (%todo) {	1447	while (%todo) {
1278	my $progress;	1448	my $progress;
1279		1449
		1450	++$pass;
		1451
		1452	ext:
1280	while (my ($k, $v) = each %todo) {	1453	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1454	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1455	next ext
1283	unless exists $done{$_};	1456	unless exists $done{$_};
1284	}	1457	}
1285		1458
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1459	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1460
1288	unless (eval $v->{source}) {	1461	my $active = eval $v->{source};
		1462
		1463	if (length $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1464	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1465
		1466	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1467	if exists $v->{meta}{mandatory};
1293	warn $msg;	1468
1294	warn "mandatory extension failed to load, exiting.\n";	1469	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1470	delete $todo{$k};
1296	}	1471	} else {
1297		1472	$done{$k} = delete $todo{$k};
1298	warn $msg;	1473	push @EXTS, $v->{pkg};
		1474	$progress = 1;
		1475
		1476	info "$v->{base}: extension inactive.\n"
		1477	unless $active;
1299	}	1478	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1479	}
1305		1480
1306	skip:	1481	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1482	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1483
		1484	while (my ($k, $v) = each %todo) {
		1485	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1486	if exists $v->{meta}{mandatory};
		1487	}
		1488	}
1309	}	1489	}
1310	};	1490	};
1311	}	1491	}
1312		1492
1313	#############################################################################	1493	#############################################################################
1314		1494
1315	=back	1495	=back
1316		1496
1317	=head2 CORE EXTENSIONS	1497	=head2 CORE EXTENSIONS
1318		1498
1319	Functions and methods that extend core crossfire objects.	1499	Functions and methods that extend core deliantra objects.
1320		1500
1321	=cut	1501	=cut
1322		1502
1323	package cf::player;	1503	package cf::player;
1324		1504
…		…
1367		1547
1368	sub exists($) {	1548	sub exists($) {
1369	my ($login) = @_;	1549	my ($login) = @_;
1370		1550
1371	$cf::PLAYER{$login}	1551	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1552	or !aio_stat path $login
1373	}	1553	}
1374		1554
1375	sub find($) {	1555	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1556	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1557	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1569	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1570	or return;
1391		1571
1392	my $pl = cf::player::load_pl $f	1572	my $pl = cf::player::load_pl $f
1393	or return;	1573	or return;
		1574
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1575	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1576	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1577	$cf::PLAYER{$login} = $pl
1397	}	1578	}
1398	}	1579	}
1399	}	1580	}
1400		1581
		1582	cf::player->attach (
		1583	on_load => sub {
		1584	my ($pl, $path) = @_;
		1585
		1586	# restore slots saved in save, below
		1587	my $slots = delete $pl->{_slots};
		1588
		1589	$pl->ob->current_weapon ($slots->[0]);
		1590	$pl->combat_ob ($slots->[1]);
		1591	$pl->ranged_ob ($slots->[2]);
		1592	},
		1593	);
		1594
1401	sub save($) {	1595	sub save($) {
1402	my ($pl) = @_;	1596	my ($pl) = @_;
1403		1597
1404	return if $pl->{deny_save};	1598	return if $pl->{deny_save};
1405		1599
…		…
1408		1602
1409	return if $pl->{deny_save};	1603	return if $pl->{deny_save};
1410		1604
1411	aio_mkdir playerdir $pl, 0770;	1605	aio_mkdir playerdir $pl, 0770;
1412	$pl->{last_save} = $cf::RUNTIME;	1606	$pl->{last_save} = $cf::RUNTIME;
		1607
		1608	cf::get_slot 0.01;
		1609
		1610	# save slots, to be restored later
		1611	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1413		1612
1414	$pl->save_pl ($path);	1613	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1614	cf::cede_to_tick;
1416	}	1615	}
1417		1616
…		…
1449	my ($pl) = @_;	1648	my ($pl) = @_;
1450		1649
1451	my $name = $pl->ob->name;	1650	my $name = $pl->ob->name;
1452		1651
1453	$pl->{deny_save} = 1;	1652	$pl->{deny_save} = 1;
1454	$pl->password ("*"); # this should lock out the player until we nuked the dir	1653	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1455		1654
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1655	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1457	$pl->deactivate;	1656	$pl->deactivate;
		1657
		1658	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1659	ext::highscore::check ($pl->ob);
		1660
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1661	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1459	$pl->ns->destroy if $pl->ns;	1662	$pl->ns->destroy if $pl->ns;
1460		1663
1461	my $path = playerdir $pl;	1664	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1665	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1501		1704
1502	for my $login (@$dirs) {	1705	for my $login (@$dirs) {
1503	my $path = path $login;	1706	my $path = path $login;
1504		1707
1505	# a .pst is a dead give-away for a valid player	1708	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1709	# if no pst file found, open and chekc for blocked users
		1710	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1711	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1712	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1713	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1714	}
1511		1715
…		…
1515		1719
1516	\@logins	1720	\@logins
1517	}	1721	}
1518		1722
1519	=item $player->maps	1723	=item $player->maps
		1724
		1725	=item cf::player::maps $login
1520		1726
1521	Returns an arrayref of map paths that are private for this	1727	Returns an arrayref of map paths that are private for this
1522	player. May block.	1728	player. May block.
1523		1729
1524	=cut	1730	=cut
…		…
1542	}	1748	}
1543		1749
1544	\@paths	1750	\@paths
1545	}	1751	}
1546		1752
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1753	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1754
1549	Expand crossfire pod fragments into protocol xml.	1755	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	# match a pod interior sequence sans C<< >>
1558	(?:
1559	\ (.*?)\ (?{ $group = $^N })
1560	| < (??{$interior}) >
1561	)
1562	}x;
1563
1564	sub expand_cfpod {
1565	my ($self, $pod) = @_;
1566
1567	my $xml;
1568
1569	while () {
1570	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1571	$group = $1;
1572
1573	$group =~ s/&/&amp;/g;
1574	$group =~ s/</&lt;/g;
1575
1576	$xml .= $group;
1577	} elsif ($pod =~ m%\G
1578	([BCGHITU])
1579	<
1580	(?:
1581	([^<>]*) (?{ $group = $^N })
1582	| < $interior >
1583	)
1584	>
1585	%gcsx
1586	) {
1587	my ($code, $data) = ($1, $group);
1588
1589	if ($code eq "B") {
1590	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1591	} elsif ($code eq "I") {
1592	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1593	} elsif ($code eq "U") {
1594	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1595	} elsif ($code eq "C") {
1596	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1597	} elsif ($code eq "T") {
1598	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1599	} elsif ($code eq "G") {
1600	my ($male, $female) = split /\|/, $data;
1601	$data = $self->gender ? $female : $male;
1602	$xml .= expand_cfpod ($self, $data);
1603	} elsif ($code eq "H") {
1604	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1605	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1606	"")
1607	[$self->{hintmode}];
1608	} else {
1609	$xml .= "error processing '$code($data)' directive";
1610	}
1611	} else {
1612	if ($pod =~ /\G(.+)/) {
1613	warn "parse error while expanding $pod (at $1)";
1614	}
1615	last;
1616	}
1617	}
1618
1619	for ($xml) {
1620	# create single paragraphs (very hackish)
1621	s/(?<=\S)\n(?=\w)/ /g;
1622
1623	# compress some whitespace
1624	s/\s+\n/\n/g; # ws line-ends
1625	s/\n\n+/\n/g; # double lines
1626	s/^\n+//; # beginning lines
1627	s/\n+$//; # ending lines
1628	}
1629
1630	$xml
1631	}
1632
1633	no re 'eval';
1634
1635	sub hintmode {
1636	$_[0]{hintmode} = $_[1] if @_ > 1;
1637	$_[0]{hintmode}
1638	}
1639		1756
1640	=item $player->ext_reply ($msgid, @msg)	1757	=item $player->ext_reply ($msgid, @msg)
1641		1758
1642	Sends an ext reply to the player.	1759	Sends an ext reply to the player.
1643		1760
…		…
1675		1792
1676	=cut	1793	=cut
1677		1794
1678	sub find_by_path($) {	1795	sub find_by_path($) {
1679	my ($path) = @_;	1796	my ($path) = @_;
		1797
		1798	$path =~ s/^~[^\/]*//; # skip ~login
1680		1799
1681	my ($match, $specificity);	1800	my ($match, $specificity);
1682		1801
1683	for my $region (list) {	1802	for my $region (list) {
1684	if ($region->{match} && $path =~ $region->{match}) {	1803	if ($region->{match} && $path =~ $region->{match}) {
…		…
1710	our $MAX_RESET = 3600;	1829	our $MAX_RESET = 3600;
1711	our $DEFAULT_RESET = 3000;	1830	our $DEFAULT_RESET = 3000;
1712		1831
1713	sub generate_random_map {	1832	sub generate_random_map {
1714	my ($self, $rmp) = @_;	1833	my ($self, $rmp) = @_;
		1834
		1835	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1836
1715	# mit "rum" bekleckern, nicht	1837	# mit "rum" bekleckern, nicht
1716	$self->_create_random_map (	1838	$self->_create_random_map (
1717	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1839	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1718	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1840	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1719	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1841	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1720	$rmp->{exit_on_final_map},	1842	$rmp->{exit_on_final_map},
1721	$rmp->{xsize}, $rmp->{ysize},	1843	$rmp->{xsize}, $rmp->{ysize},
1722	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1844	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1723	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1845	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1738		1860
1739	sub register {	1861	sub register {
1740	my (undef, $regex, $prio) = @_;	1862	my (undef, $regex, $prio) = @_;
1741	my $pkg = caller;	1863	my $pkg = caller;
1742		1864
1743	no strict;
1744	push @{"$pkg\::ISA"}, __PACKAGE__;	1865	push @{"$pkg\::ISA"}, __PACKAGE__;
1745		1866
1746	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1867	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1747	}	1868	}
1748		1869
1749	# also paths starting with '/'	1870	# also paths starting with '/'
1750	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1871	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1751		1872
1752	sub thawer_merge {	1873	sub thawer_merge {
1753	my ($self, $merge) = @_;	1874	my ($self, $merge) = @_;
1754		1875
1755	# we have to keep some variables in memory intact	1876	# we have to keep some variables in memory intact
…		…
1760	}	1881	}
1761		1882
1762	sub normalise {	1883	sub normalise {
1763	my ($path, $base) = @_;	1884	my ($path, $base) = @_;
1764		1885
1765	$path = "$path"; # make sure its a string	1886	$path = "$path"; # make sure it's a string
1766		1887
1767	$path =~ s/\.map$//;	1888	$path =~ s/\.map$//;
1768		1889
1769	# map plan:	1890	# map plan:
1770	#	1891	#
…		…
1809	$self->init; # pass $1 etc.	1930	$self->init; # pass $1 etc.
1810	return $self;	1931	return $self;
1811	}	1932	}
1812	}	1933	}
1813		1934
1814	Carp::cluck "unable to resolve path '$path' (base '$base').";	1935	Carp::cluck "unable to resolve path '$path' (base '$base')";
1815	()	1936	()
1816	}	1937	}
1817		1938
1818	sub init {	1939	sub init {
1819	my ($self) = @_;	1940	my ($self) = @_;
…		…
1841		1962
1842	# the temporary/swap location	1963	# the temporary/swap location
1843	sub save_path {	1964	sub save_path {
1844	my ($self) = @_;	1965	my ($self) = @_;
1845		1966
1846	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1967	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1847	"$TMPDIR/$path.map"	1968	"$TMPDIR/$path.map"
1848	}	1969	}
1849		1970
1850	# the unique path, undef == no special unique path	1971	# the unique path, undef == no special unique path
1851	sub uniq_path {	1972	sub uniq_path {
1852	my ($self) = @_;	1973	my ($self) = @_;
1853		1974
1854	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1975	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1855	"$UNIQUEDIR/$path"	1976	"$UNIQUEDIR/$path"
1856	}
1857
1858	# and all this just because we cannot iterate over
1859	# all maps in C++...
1860	sub change_all_map_light {
1861	my ($change) = @_;
1862
1863	$_->change_map_light ($change)
1864	for grep $_->outdoor, values %cf::MAP;
1865	}	1977	}
1866		1978
1867	sub decay_objects {	1979	sub decay_objects {
1868	my ($self) = @_;	1980	my ($self) = @_;
1869		1981
…		…
1951		2063
1952	sub find;	2064	sub find;
1953	sub find {	2065	sub find {
1954	my ($path, $origin) = @_;	2066	my ($path, $origin) = @_;
1955		2067
		2068	cf::cede_to_tick;
		2069
1956	$path = normalise $path, $origin && $origin->path;	2070	$path = normalise $path, $origin && $origin->path;
1957		2071
1958	cf::lock_wait "map_data:$path";#d#remove	2072	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	cf::lock_wait "map_find:$path";	2073	my $guard2 = cf::lock_acquire "map_find:$path";
1960		2074
1961	$cf::MAP{$path} || do {	2075	$cf::MAP{$path} || do {
1962	my $guard1 = cf::lock_acquire "map_find:$path";
1963	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1964
1965	my $map = new_from_path cf::map $path	2076	my $map = new_from_path cf::map $path
1966	or return;	2077	or return;
1967		2078
1968	$map->{last_save} = $cf::RUNTIME;	2079	$map->{last_save} = $cf::RUNTIME;
1969		2080
…		…
1971	or return;	2082	or return;
1972		2083
1973	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2084	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1974	# doing this can freeze the server in a sync job, obviously	2085	# doing this can freeze the server in a sync job, obviously
1975	#$cf::WAIT_FOR_TICK->wait;	2086	#$cf::WAIT_FOR_TICK->wait;
		2087	undef $guard2;
1976	undef $guard1;	2088	undef $guard1;
1977	undef $guard2;
1978	$map->reset;	2089	$map->reset;
1979	return find $path;	2090	return find $path;
1980	}	2091	}
1981		2092
1982	$cf::MAP{$path} = $map	2093	$cf::MAP{$path} = $map
1983	}	2094	}
1984	}	2095	}
1985		2096
1986	sub pre_load { }	2097	sub pre_load { }
1987	sub post_load { }	2098	#sub post_load { } # XS
1988		2099
1989	sub load {	2100	sub load {
1990	my ($self) = @_;	2101	my ($self) = @_;
1991		2102
1992	local $self->{deny_reset} = 1; # loading can take a long time	2103	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009	my $f = new_from_file cf::object::thawer $self->{load_path};	2120	my $f = new_from_file cf::object::thawer $self->{load_path};
2010	$f->skip_block;	2121	$f->skip_block;
2011	$self->_load_objects ($f)	2122	$self->_load_objects ($f)
2012	or return;	2123	or return;
2013		2124
2014	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2125	$self->post_load_original
2015	if delete $self->{load_original};	2126	if delete $self->{load_original};
2016		2127
2017	if (my $uniq = $self->uniq_path) {	2128	if (my $uniq = $self->uniq_path) {
2018	utf8::encode $uniq;	2129	utf8::encode $uniq;
2019	unless (aio_stat $uniq) {	2130	unless (aio_stat $uniq) {
…		…
2037	unless ($self->{deny_activate}) {	2148	unless ($self->{deny_activate}) {
2038	$self->decay_objects;	2149	$self->decay_objects;
2039	$self->fix_auto_apply;	2150	$self->fix_auto_apply;
2040	$self->update_buttons;	2151	$self->update_buttons;
2041	cf::cede_to_tick;	2152	cf::cede_to_tick;
2042	$self->set_darkness_map;
2043	cf::cede_to_tick;
2044	$self->activate;	2153	$self->activate;
2045	}	2154	}
2046		2155
2047	$self->{last_save} = $cf::RUNTIME;	2156	$self->{last_save} = $cf::RUNTIME;
2048	$self->last_access ($cf::RUNTIME);	2157	$self->last_access ($cf::RUNTIME);
2049		2158
2050	$self->in_memory (cf::MAP_IN_MEMORY);	2159	$self->in_memory (cf::MAP_ACTIVE);
2051	}	2160	}
2052		2161
2053	$self->post_load;	2162	$self->post_load;
2054	}	2163	}
2055		2164
		2165	# customize the map for a given player, i.e.
		2166	# return the _real_ map. used by e.g. per-player
		2167	# maps to change the path to ~playername/mappath
2056	sub customise_for {	2168	sub customise_for {
2057	my ($self, $ob) = @_;	2169	my ($self, $ob) = @_;
2058		2170
2059	return find "~" . $ob->name . "/" . $self->{path}	2171	return find "~" . $ob->name . "/" . $self->{path}
2060	if $self->per_player;	2172	if $self->per_player;
…		…
2076	or next;	2188	or next;
2077	$neigh = find $neigh, $map	2189	$neigh = find $neigh, $map
2078	or next;	2190	or next;
2079	$neigh->load;	2191	$neigh->load;
2080		2192
		2193	# now find the diagonal neighbours
2081	push @neigh,	2194	push @neigh,
2082	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2195	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2083	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2196	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2084	}	2197	}
2085		2198
…		…
2092	}	2205	}
2093		2206
2094	sub find_sync {	2207	sub find_sync {
2095	my ($path, $origin) = @_;	2208	my ($path, $origin) = @_;
2096		2209
2097	cf::sync_job { find $path, $origin }	2210	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2211	if $Coro::current == $Coro::main;
		2212
		2213	find $path, $origin
2098	}	2214	}
2099		2215
2100	sub do_load_sync {	2216	sub do_load_sync {
2101	my ($map) = @_;	2217	my ($map) = @_;
2102		2218
2103	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2219	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2104	if $Coro::current == $Coro::main;	2220	if $Coro::current == $Coro::main;
2105		2221
2106	cf::sync_job { $map->load };	2222	$map->load;
2107	}	2223	}
2108		2224
2109	our %MAP_PREFETCH;	2225	our %MAP_PREFETCH;
2110	our $MAP_PREFETCHER = undef;	2226	our $MAP_PREFETCHER = undef;
2111		2227
…		…
2113	my ($path, $origin, $load) = @_;	2229	my ($path, $origin, $load) = @_;
2114		2230
2115	$path = normalise $path, $origin && $origin->{path};	2231	$path = normalise $path, $origin && $origin->{path};
2116		2232
2117	if (my $map = $cf::MAP{$path}) {	2233	if (my $map = $cf::MAP{$path}) {
2118	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2234	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2119	}	2235	}
2120		2236
2121	$MAP_PREFETCH{$path} |= $load;	2237	$MAP_PREFETCH{$path} |= $load;
2122		2238
2123	$MAP_PREFETCHER ||= cf::async {	2239	$MAP_PREFETCHER ||= cf::async {
…		…
2137	$MAP_PREFETCHER->prio (6);	2253	$MAP_PREFETCHER->prio (6);
2138		2254
2139	()	2255	()
2140	}	2256	}
2141		2257
		2258	# common code, used by both ->save and ->swapout
2142	sub save {	2259	sub _save {
2143	my ($self) = @_;	2260	my ($self) = @_;
2144
2145	my $lock = cf::lock_acquire "map_data:$self->{path}";
2146		2261
2147	$self->{last_save} = $cf::RUNTIME;	2262	$self->{last_save} = $cf::RUNTIME;
2148		2263
2149	return unless $self->dirty;	2264	return unless $self->dirty;
2150		2265
…		…
2159		2274
2160	cf::async {	2275	cf::async {
2161	$Coro::current->{desc} = "map player save";	2276	$Coro::current->{desc} = "map player save";
2162	$_->contr->save for $self->players;	2277	$_->contr->save for $self->players;
2163	};	2278	};
		2279
		2280	cf::get_slot 0.02;
2164		2281
2165	if ($uniq) {	2282	if ($uniq) {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2283	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2284	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2168	} else {	2285	} else {
2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2286	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2170	}	2287	}
2171	}	2288	}
2172		2289
		2290	sub save {
		2291	my ($self) = @_;
		2292
		2293	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2294
		2295	$self->_save;
		2296	}
		2297
2173	sub swap_out {	2298	sub swap_out {
2174	my ($self) = @_;	2299	my ($self) = @_;
2175		2300
2176	# save first because save cedes
2177	$self->save;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2301	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2302
		2303	return if $self->in_memory != cf::MAP_ACTIVE;
		2304	return if $self->{deny_save};
2181	return if $self->players;	2305	return if $self->players;
2182	return if $self->in_memory != cf::MAP_IN_MEMORY;
2183	return if $self->{deny_save};
2184		2306
		2307	# first deactivate the map and "unlink" it from the core
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
2185	$self->in_memory (cf::MAP_SWAPPED);	2310	$self->in_memory (cf::MAP_SWAPPED);
		2311
		2312	# then atomically save
		2313	$self->_save;
		2314
		2315	# then free the map
		2316	$self->clear;
		2317	}
		2318
		2319	sub reset_at {
		2320	my ($self) = @_;
		2321
		2322	# TODO: safety, remove and allow resettable per-player maps
		2323	return 1e99 if $self->{deny_reset};
		2324
		2325	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2326	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2327
		2328	$time + $to
		2329	}
		2330
		2331	sub should_reset {
		2332	my ($self) = @_;
		2333
		2334	$self->reset_at <= $cf::RUNTIME
		2335	}
		2336
		2337	sub reset {
		2338	my ($self) = @_;
		2339
		2340	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2341
		2342	return if $self->players;
		2343
		2344	cf::trace "resetting map ", $self->path, "\n";
		2345
		2346	$self->in_memory (cf::MAP_SWAPPED);
		2347
		2348	# need to save uniques path
		2349	unless ($self->{deny_save}) {
		2350	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2351
		2352	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2353	if $uniq;
		2354	}
		2355
		2356	delete $cf::MAP{$self->path};
2186		2357
2187	$self->deactivate;	2358	$self->deactivate;
2188	$_->clear_links_to ($self) for values %cf::MAP;	2359	$_->clear_links_to ($self) for values %cf::MAP;
2189	$self->clear;	2360	$self->clear;
2190	}
2191
2192	sub reset_at {
2193	my ($self) = @_;
2194
2195	# TODO: safety, remove and allow resettable per-player maps
2196	return 1e99 if $self->{deny_reset};
2197
2198	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2199	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2200
2201	$time + $to
2202	}
2203
2204	sub should_reset {
2205	my ($self) = @_;
2206
2207	$self->reset_at <= $cf::RUNTIME
2208	}
2209
2210	sub reset {
2211	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214
2215	return if $self->players;
2216
2217	warn "resetting map ", $self->path;
2218
2219	$self->in_memory (cf::MAP_SWAPPED);
2220
2221	# need to save uniques path
2222	unless ($self->{deny_save}) {
2223	my $uniq = $self->uniq_path; utf8::encode $uniq;
2224
2225	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2226	if $uniq;
2227	}
2228
2229	delete $cf::MAP{$self->path};
2230
2231	$self->deactivate;
2232	$_->clear_links_to ($self) for values %cf::MAP;
2233	$self->clear;
2234		2361
2235	$self->unlink_save;	2362	$self->unlink_save;
2236	$self->destroy;	2363	$self->destroy;
2237	}	2364	}
2238		2365
…		…
2246		2373
2247	delete $cf::MAP{$self->path};	2374	delete $cf::MAP{$self->path};
2248		2375
2249	$self->unlink_save;	2376	$self->unlink_save;
2250		2377
2251	bless $self, "cf::map";	2378	bless $self, "cf::map::wrap";
2252	delete $self->{deny_reset};	2379	delete $self->{deny_reset};
2253	$self->{deny_save} = 1;	2380	$self->{deny_save} = 1;
2254	$self->reset_timeout (1);	2381	$self->reset_timeout (1);
2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2382	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2256		2383
…		…
2305		2432
2306	sub unique_maps() {	2433	sub unique_maps() {
2307	[	2434	[
2308	map {	2435	map {
2309	utf8::decode $_;	2436	utf8::decode $_;
2310	/\.map$/	2437	s/\.map$//; # TODO future compatibility hack
		2438	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2439	? ()
2311	? normalise $_	2440	: normalise $_
2312	: ()
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2441	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2442	]
2315	}	2443	}
2316		2444
2317	package cf;	2445	=item cf::map::static_maps
		2446
		2447	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2448	file in the shared directory excluding F</styles> and F</editor>). May
		2449	block.
		2450
		2451	=cut
		2452
		2453	sub static_maps() {
		2454	my @dirs = "";
		2455	my @maps;
		2456
		2457	while (@dirs) {
		2458	my $dir = shift @dirs;
		2459
		2460	next if $dir eq "/styles" || $dir eq "/editor";
		2461
		2462	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2463	or return;
		2464
		2465	for (@$files) {
		2466	s/\.map$// or next;
		2467	utf8::decode $_;
		2468	push @maps, "$dir/$_";
		2469	}
		2470
		2471	push @dirs, map "$dir/$_", @$dirs;
		2472	}
		2473
		2474	\@maps
		2475	}
2318		2476
2319	=back	2477	=back
2320		2478
2321	=head3 cf::object	2479	=head3 cf::object
2322		2480
…		…
2326		2484
2327	=over 4	2485	=over 4
2328		2486
2329	=item $ob->inv_recursive	2487	=item $ob->inv_recursive
2330		2488
2331	Returns the inventory of the object _and_ their inventories, recursively.	2489	Returns the inventory of the object I<and> their inventories, recursively,
		2490	but I<not> the object itself.
2332		2491
2333	=cut	2492	=cut
2334		2493
2335	sub inv_recursive_;	2494	sub inv_recursive_;
2336	sub inv_recursive_ {	2495	sub inv_recursive_ {
…		…
2341	inv_recursive_ inv $_[0]	2500	inv_recursive_ inv $_[0]
2342	}	2501	}
2343		2502
2344	=item $ref = $ob->ref	2503	=item $ref = $ob->ref
2345		2504
2346	creates and returns a persistent reference to an objetc that can be stored as a string.	2505	Creates and returns a persistent reference to an object that can be stored as a string.
2347		2506
2348	=item $ob = cf::object::deref ($refstring)	2507	=item $ob = cf::object::deref ($refstring)
2349		2508
2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2509	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2351	even if the object actually exists. May block.	2510	even if the object actually exists. May block.
…		…
2383	can be C<undef>. Does the right thing when the player is currently in a	2542	can be C<undef>. Does the right thing when the player is currently in a
2384	dialogue with the given NPC character.	2543	dialogue with the given NPC character.
2385		2544
2386	=cut	2545	=cut
2387		2546
		2547	our $SAY_CHANNEL = {
		2548	id => "say",
		2549	title => "Map",
		2550	reply => "say ",
		2551	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2552	};
		2553
		2554	our $CHAT_CHANNEL = {
		2555	id => "chat",
		2556	title => "Chat",
		2557	reply => "chat ",
		2558	tooltip => "Player chat and shouts, global to the server.",
		2559	};
		2560
2388	# rough implementation of a future "reply" method that works	2561	# rough implementation of a future "reply" method that works
2389	# with dialog boxes.	2562	# with dialog boxes.
2390	#TODO: the first argument must go, split into a $npc->reply_to ( method	2563	#TODO: the first argument must go, split into a $npc->reply_to ( method
2391	sub cf::object::player::reply($$$;$) {	2564	sub cf::object::player::reply($$$;$) {
2392	my ($self, $npc, $msg, $flags) = @_;	2565	my ($self, $npc, $msg, $flags) = @_;
…		…
2403	my $dialog = $pl->{npc_dialog};	2576	my $dialog = $pl->{npc_dialog};
2404	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2577	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2405		2578
2406	} else {	2579	} else {
2407	$msg = $npc->name . " says: $msg" if $npc;	2580	$msg = $npc->name . " says: $msg" if $npc;
2408	$self->message ($msg, $flags);	2581	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2409	}	2582	}
2410	}	2583	}
2411	}	2584	}
2412		2585
2413	=item $object->send_msg ($channel, $msg, $color, [extra...])	2586	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2438		2611
2439	=item $player_object->enter_link	2612	=item $player_object->enter_link
2440		2613
2441	Freezes the player and moves him/her to a special map (C<{link}>).	2614	Freezes the player and moves him/her to a special map (C<{link}>).
2442		2615
2443	The player should be reasonably safe there for short amounts of time. You	2616	The player should be reasonably safe there for short amounts of time (e.g.
2444	I<MUST> call C<leave_link> as soon as possible, though.	2617	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2618	though, as the player cannot control the character while it is on the link
		2619	map.
2445		2620
2446	Will never block.	2621	Will never block.
2447		2622
2448	=item $player_object->leave_link ($map, $x, $y)	2623	=item $player_object->leave_link ($map, $x, $y)
2449		2624
…		…
2469	sub cf::object::player::enter_link {	2644	sub cf::object::player::enter_link {
2470	my ($self) = @_;	2645	my ($self) = @_;
2471		2646
2472	$self->deactivate_recursive;	2647	$self->deactivate_recursive;
2473		2648
		2649	++$self->{_link_recursion};
		2650
2474	return if UNIVERSAL::isa $self->map, "ext::map_link";	2651	return if UNIVERSAL::isa $self->map, "ext::map_link";
2475		2652
2476	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2653	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2477	if $self->map && $self->map->{path} ne "{link}";	2654	if $self->map && $self->map->{path} ne "{link}";
2478		2655
2479	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2656	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2480	}	2657	}
2481		2658
2482	sub cf::object::player::leave_link {	2659	sub cf::object::player::leave_link {
2483	my ($self, $map, $x, $y) = @_;	2660	my ($self, $map, $x, $y) = @_;
2484		2661
…		…
2501	($x, $y) = (-1, -1)	2678	($x, $y) = (-1, -1)
2502	unless (defined $x) && (defined $y);	2679	unless (defined $x) && (defined $y);
2503		2680
2504	# use -1 or undef as default coordinates, not 0, 0	2681	# use -1 or undef as default coordinates, not 0, 0
2505	($x, $y) = ($map->enter_x, $map->enter_y)	2682	($x, $y) = ($map->enter_x, $map->enter_y)
2506	if $x <=0 && $y <= 0;	2683	if $x <= 0 && $y <= 0;
2507		2684
2508	$map->load;	2685	$map->load;
2509	$map->load_neighbours;	2686	$map->load_neighbours;
2510		2687
2511	return unless $self->contr->active;	2688	return unless $self->contr->active;
2512	$self->activate_recursive;
2513		2689
2514	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2690	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2515	$self->enter_map ($map, $x, $y);	2691	if ($self->enter_map ($map, $x, $y)) {
2516	}	2692	# entering was successful
		2693	delete $self->{_link_recursion};
		2694	# only activate afterwards, to support waiting in hooks
		2695	$self->activate_recursive;
		2696	}
2517		2697
		2698	}
		2699
2518	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2700	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2519		2701
2520	Moves the player to the given map-path and coordinates by first freezing	2702	Moves the player to the given map-path and coordinates by first freezing
2521	her, loading and preparing them map, calling the provided $check callback	2703	her, loading and preparing them map, calling the provided $check callback
2522	that has to return the map if sucecssful, and then unfreezes the player on	2704	that has to return the map if sucecssful, and then unfreezes the player on
2523	the new (success) or old (failed) map position. In either case, $done will	2705	the new (success) or old (failed) map position. In either case, $done will
2524	be called at the end of this process.	2706	be called at the end of this process.
2525		2707
		2708	Note that $check will be called with a potentially non-loaded map, so if
		2709	it needs a loaded map it has to call C<< ->load >>.
		2710
2526	=cut	2711	=cut
2527		2712
2528	our $GOTOGEN;	2713	our $GOTOGEN;
2529		2714
2530	sub cf::object::player::goto {	2715	sub cf::object::player::goto {
2531	my ($self, $path, $x, $y, $check, $done) = @_;	2716	my ($self, $path, $x, $y, $check, $done) = @_;
		2717
		2718	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2719	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2720	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2721	($path, $x, $y) = @$EMERGENCY_POSITION;
		2722	}
2532		2723
2533	# do generation counting so two concurrent goto's will be executed in-order	2724	# do generation counting so two concurrent goto's will be executed in-order
2534	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2725	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2535		2726
2536	$self->enter_link;	2727	$self->enter_link;
…		…
2560	my $map = eval {	2751	my $map = eval {
2561	my $map = defined $path ? cf::map::find $path : undef;	2752	my $map = defined $path ? cf::map::find $path : undef;
2562		2753
2563	if ($map) {	2754	if ($map) {
2564	$map = $map->customise_for ($self);	2755	$map = $map->customise_for ($self);
2565	$map = $check->($map) if $check && $map;	2756	$map = $check->($map, $x, $y, $self) if $check && $map;
2566	} else {	2757	} else {
2567	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2758	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2568	}	2759	}
2569		2760
2570	$map	2761	$map
…		…
2578	if ($gen == $self->{_goto_generation}) {	2769	if ($gen == $self->{_goto_generation}) {
2579	delete $self->{_goto_generation};	2770	delete $self->{_goto_generation};
2580	$self->leave_link ($map, $x, $y);	2771	$self->leave_link ($map, $x, $y);
2581	}	2772	}
2582		2773
2583	$done->() if $done;	2774	$done->($self) if $done;
2584	})->prio (1);	2775	})->prio (1);
2585	}	2776	}
2586		2777
2587	=item $player_object->enter_exit ($exit_object)	2778	=item $player_object->enter_exit ($exit_object)
2588		2779
…		…
2608	}	2799	}
2609		2800
2610	sub prepare_random_map {	2801	sub prepare_random_map {
2611	my ($exit) = @_;	2802	my ($exit) = @_;
2612		2803
2613	my $guard = cf::lock_acquire "exit_prepare:$exit";
2614
2615	# all this does is basically replace the /! path by	2804	# all this does is basically replace the /! path by
2616	# a new random map path (?random/...) with a seed	2805	# a new random map path (?random/...) with a seed
2617	# that depends on the exit object	2806	# that depends on the exit object
2618		2807
2619	my $rmp = parse_random_map_params $exit->msg;	2808	my $rmp = parse_random_map_params $exit->msg;
…		…
2621	if ($exit->map) {	2810	if ($exit->map) {
2622	$rmp->{region} = $exit->region->name;	2811	$rmp->{region} = $exit->region->name;
2623	$rmp->{origin_map} = $exit->map->path;	2812	$rmp->{origin_map} = $exit->map->path;
2624	$rmp->{origin_x} = $exit->x;	2813	$rmp->{origin_x} = $exit->x;
2625	$rmp->{origin_y} = $exit->y;	2814	$rmp->{origin_y} = $exit->y;
		2815
		2816	$exit->map->touch;
2626	}	2817	}
2627		2818
2628	$rmp->{random_seed} ||= $exit->random_seed;	2819	$rmp->{random_seed} ||= $exit->random_seed;
2629		2820
2630	my $data = cf::to_json $rmp;	2821	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2631	my $md5 = Digest::MD5::md5_hex $data;	2822	my $md5 = Digest::MD5::md5_hex $data;
2632	my $meta = "$RANDOMDIR/$md5.meta";	2823	my $meta = "$RANDOMDIR/$md5.meta";
2633		2824
2634	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2825	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2635	aio_write $fh, 0, (length $data), $data, 0;	2826	aio_write $fh, 0, (length $data), $data, 0;
2636	undef $fh;	2827	undef $fh;
2637	aio_rename "$meta~", $meta;	2828	aio_rename "$meta~", $meta;
2638		2829
		2830	my $slaying = "?random/$md5";
		2831
		2832	if ($exit->valid) {
2639	$exit->slaying ("?random/$md5");	2833	$exit->slaying ("?random/$md5");
2640	$exit->msg (undef);	2834	$exit->msg (undef);
		2835	}
2641	}	2836	}
2642	}	2837	}
2643		2838
2644	sub cf::object::player::enter_exit {	2839	sub cf::object::player::enter_exit {
2645	my ($self, $exit) = @_;	2840	my ($self, $exit) = @_;
2646		2841
2647	return unless $self->type == cf::PLAYER;	2842	return unless $self->type == cf::PLAYER;
2648		2843
2649	if ($exit->slaying eq "/!") {
2650	#TODO: this should de-fi-ni-te-ly not be a sync-job
2651	# the problem is that $exit might not survive long enough
2652	# so it needs to be done right now, right here
2653	cf::sync_job { prepare_random_map $exit };
2654	}
2655
2656	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2657	my $hp = $exit->stats->hp;
2658	my $sp = $exit->stats->sp;
2659
2660	$self->enter_link;	2844	$self->enter_link;
2661		2845
2662	# if exit is damned, update players death & WoR home-position
2663	$self->contr->savebed ($slaying, $hp, $sp)
2664	if $exit->flag (FLAG_DAMNED);
2665
2666	(async {	2846	(async {
2667	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2847	$Coro::current->{desc} = "enter_exit";
2668		2848
2669	$self->deactivate_recursive; # just to be sure
2670	unless (eval {	2849	unless (eval {
		2850	$self->deactivate_recursive; # just to be sure
		2851
		2852	# random map handling
		2853	{
		2854	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2855
		2856	prepare_random_map $exit
		2857	if $exit->slaying eq "/!";
		2858	}
		2859
		2860	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2861	my $x = $exit->stats->hp;
		2862	my $y = $exit->stats->sp;
		2863
2671	$self->goto ($slaying, $hp, $sp);	2864	$self->goto ($map, $x, $y);
2672		2865
		2866	# if exit is damned, update players death & WoR home-position
		2867	$self->contr->savebed ($map, $x, $y)
		2868	if $exit->flag (cf::FLAG_DAMNED);
		2869
2673	1;	2870	1
2674	}) {	2871	}) {
2675	$self->message ("Something went wrong deep within the crossfire server. "	2872	$self->message ("Something went wrong deep within the deliantra server. "
2676	. "I'll try to bring you back to the map you were before. "	2873	. "I'll try to bring you back to the map you were before. "
2677	. "Please report this to the dungeon master!",	2874	. "Please report this to the dungeon master!",
2678	cf::NDI_UNIQUE | cf::NDI_RED);	2875	cf::NDI_UNIQUE | cf::NDI_RED);
2679		2876
2680	warn "ERROR in enter_exit: $@";	2877	error "ERROR in enter_exit: $@";
2681	$self->leave_link;	2878	$self->leave_link;
2682	}	2879	}
2683	})->prio (1);	2880	})->prio (1);
2684	}	2881	}
2685		2882
…		…
2697	sub cf::client::send_drawinfo {	2894	sub cf::client::send_drawinfo {
2698	my ($self, $text, $flags) = @_;	2895	my ($self, $text, $flags) = @_;
2699		2896
2700	utf8::encode $text;	2897	utf8::encode $text;
2701	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2898	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2899	}
		2900
		2901	=item $client->send_big_packet ($pkt)
		2902
		2903	Like C<send_packet>, but tries to compress large packets, and fragments
		2904	them as required.
		2905
		2906	=cut
		2907
		2908	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2909
		2910	sub cf::client::send_big_packet {
		2911	my ($self, $pkt) = @_;
		2912
		2913	# try lzf for large packets
		2914	$pkt = "lzf " . Compress::LZF::compress $pkt
		2915	if 1024 <= length $pkt and $self->{can_lzf};
		2916
		2917	# split very large packets
		2918	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2919	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2920	$pkt = "frag";
		2921	}
		2922
		2923	$self->send_packet ($pkt);
2702	}	2924	}
2703		2925
2704	=item $client->send_msg ($channel, $msg, $color, [extra...])	2926	=item $client->send_msg ($channel, $msg, $color, [extra...])
2705		2927
2706	Send a drawinfo or msg packet to the client, formatting the msg for the	2928	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2710		2932
2711	=cut	2933	=cut
2712		2934
2713	# non-persistent channels (usually the info channel)	2935	# non-persistent channels (usually the info channel)
2714	our %CHANNEL = (	2936	our %CHANNEL = (
		2937	"c/motd" => {
		2938	id => "infobox",
		2939	title => "MOTD",
		2940	reply => undef,
		2941	tooltip => "The message of the day",
		2942	},
2715	"c/identify" => {	2943	"c/identify" => {
2716	id => "infobox",	2944	id => "infobox",
2717	title => "Identify",	2945	title => "Identify",
2718	reply => undef,	2946	reply => undef,
2719	tooltip => "Items recently identified",	2947	tooltip => "Items recently identified",
…		…
2721	"c/examine" => {	2949	"c/examine" => {
2722	id => "infobox",	2950	id => "infobox",
2723	title => "Examine",	2951	title => "Examine",
2724	reply => undef,	2952	reply => undef,
2725	tooltip => "Signs and other items you examined",	2953	tooltip => "Signs and other items you examined",
		2954	},
		2955	"c/shopinfo" => {
		2956	id => "infobox",
		2957	title => "Shop Info",
		2958	reply => undef,
		2959	tooltip => "What your bargaining skill tells you about the shop",
2726	},	2960	},
2727	"c/book" => {	2961	"c/book" => {
2728	id => "infobox",	2962	id => "infobox",
2729	title => "Book",	2963	title => "Book",
2730	reply => undef,	2964	reply => undef,
…		…
2746	id => "infobox",	2980	id => "infobox",
2747	title => "Body Parts",	2981	title => "Body Parts",
2748	reply => undef,	2982	reply => undef,
2749	tooltip => "Shows which body parts you posess and are available",	2983	tooltip => "Shows which body parts you posess and are available",
2750	},	2984	},
		2985	"c/statistics" => {
		2986	id => "infobox",
		2987	title => "Statistics",
		2988	reply => undef,
		2989	tooltip => "Shows your primary statistics",
		2990	},
		2991	"c/skills" => {
		2992	id => "infobox",
		2993	title => "Skills",
		2994	reply => undef,
		2995	tooltip => "Shows your experience per skill and item power",
		2996	},
		2997	"c/shopitems" => {
		2998	id => "infobox",
		2999	title => "Shop Items",
		3000	reply => undef,
		3001	tooltip => "Shows the items currently for sale in this shop",
		3002	},
		3003	"c/resistances" => {
		3004	id => "infobox",
		3005	title => "Resistances",
		3006	reply => undef,
		3007	tooltip => "Shows your resistances",
		3008	},
		3009	"c/pets" => {
		3010	id => "infobox",
		3011	title => "Pets",
		3012	reply => undef,
		3013	tooltip => "Shows information abotu your pets/a specific pet",
		3014	},
		3015	"c/perceiveself" => {
		3016	id => "infobox",
		3017	title => "Perceive Self",
		3018	reply => undef,
		3019	tooltip => "You gained detailed knowledge about yourself",
		3020	},
2751	"c/uptime" => {	3021	"c/uptime" => {
2752	id => "infobox",	3022	id => "infobox",
2753	title => "Uptime",	3023	title => "Uptime",
2754	reply => undef,	3024	reply => undef,
2755	tooltip => "How long the server has been running since last restart",	3025	tooltip => "How long the server has been running since last restart",
…		…
2758	id => "infobox",	3028	id => "infobox",
2759	title => "Map Info",	3029	title => "Map Info",
2760	reply => undef,	3030	reply => undef,
2761	tooltip => "Information related to the maps",	3031	tooltip => "Information related to the maps",
2762	},	3032	},
		3033	"c/party" => {
		3034	id => "party",
		3035	title => "Party",
		3036	reply => "gsay ",
		3037	tooltip => "Messages and chat related to your party",
		3038	},
		3039	"c/death" => {
		3040	id => "death",
		3041	title => "Death",
		3042	reply => undef,
		3043	tooltip => "Reason for and more info about your most recent death",
		3044	},
		3045	"c/say" => $SAY_CHANNEL,
		3046	"c/chat" => $CHAT_CHANNEL,
2763	);	3047	);
2764		3048
2765	sub cf::client::send_msg {	3049	sub cf::client::send_msg {
2766	my ($self, $channel, $msg, $color, @extra) = @_;	3050	my ($self, $channel, $msg, $color, @extra) = @_;
2767		3051
2768	$msg = $self->pl->expand_cfpod ($msg);	3052	$msg = $self->pl->expand_cfpod ($msg)
		3053	unless $color & cf::NDI_VERBATIM;
2769		3054
2770	$color &= cf::NDI_CLIENT_MASK; # just in case...	3055	$color &= cf::NDI_CLIENT_MASK; # just in case...
2771		3056
2772	# check predefined channels, for the benefit of C	3057	# check predefined channels, for the benefit of C
2773	if ($CHANNEL{$channel}) {	3058	if ($CHANNEL{$channel}) {
2774	$channel = $CHANNEL{$channel};	3059	$channel = $CHANNEL{$channel};
2775		3060
2776	$self->ext_msg (channel_info => $channel)	3061	$self->ext_msg (channel_info => $channel);
2777	if $self->can_msg;
2778
2779	$channel = $channel->{id};	3062	$channel = $channel->{id};
2780		3063
2781	} elsif (ref $channel) {	3064	} elsif (ref $channel) {
2782	# send meta info to client, if not yet sent	3065	# send meta info to client, if not yet sent
2783	unless (exists $self->{channel}{$channel->{id}}) {	3066	unless (exists $self->{channel}{$channel->{id}}) {
2784	$self->{channel}{$channel->{id}} = $channel;	3067	$self->{channel}{$channel->{id}} = $channel;
2785	$self->ext_msg (channel_info => $channel)	3068	$self->ext_msg (channel_info => $channel);
2786	if $self->can_msg;
2787	}	3069	}
2788		3070
2789	$channel = $channel->{id};	3071	$channel = $channel->{id};
2790	}	3072	}
2791		3073
2792	return unless @extra || length $msg;	3074	return unless @extra || length $msg;
2793		3075
2794	if ($self->can_msg) {
2795	# default colour, mask it out	3076	# default colour, mask it out
2796	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3077	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2797	if $color & cf::NDI_DEF;	3078	if $color & cf::NDI_DEF;
2798		3079
2799	$self->send_packet ("msg " . $self->{json_coder}->encode (	3080	my $pkt = "msg "
		3081	. $self->{json_coder}->encode (
2800	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3082	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2801	} else {	3083	);
2802	if ($color >= 0) {
2803	# replace some tags by gcfclient-compatible ones
2804	for ($msg) {
2805	1 while
2806	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2807	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2808	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2809	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2810	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2811	}
2812		3084
2813	$color &= cf::NDI_COLOR_MASK;	3085	$self->send_big_packet ($pkt);
2814
2815	utf8::encode $msg;
2816
2817	if (0 && $msg =~ /\[/) {
2818	# COMMAND/INFO
2819	$self->send_packet ("drawextinfo $color 10 8 $msg")
2820	} else {
2821	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2822	$self->send_packet ("drawinfo $color $msg")
2823	}
2824	}
2825	}
2826	}	3086	}
2827		3087
2828	=item $client->ext_msg ($type, @msg)	3088	=item $client->ext_msg ($type, @msg)
2829		3089
2830	Sends an ext event to the client.	3090	Sends an ext event to the client.
…		…
2833		3093
2834	sub cf::client::ext_msg($$@) {	3094	sub cf::client::ext_msg($$@) {
2835	my ($self, $type, @msg) = @_;	3095	my ($self, $type, @msg) = @_;
2836		3096
2837	if ($self->extcmd == 2) {	3097	if ($self->extcmd == 2) {
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3098	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2839	} elsif ($self->extcmd == 1) { # TODO: remove	3099	} elsif ($self->extcmd == 1) { # TODO: remove
2840	push @msg, msgtype => "event_$type";	3100	push @msg, msgtype => "event_$type";
2841	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2842	}	3102	}
2843	}	3103	}
2844		3104
2845	=item $client->ext_reply ($msgid, @msg)	3105	=item $client->ext_reply ($msgid, @msg)
2846		3106
…		…
2850		3110
2851	sub cf::client::ext_reply($$@) {	3111	sub cf::client::ext_reply($$@) {
2852	my ($self, $id, @msg) = @_;	3112	my ($self, $id, @msg) = @_;
2853		3113
2854	if ($self->extcmd == 2) {	3114	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3115	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2856	} elsif ($self->extcmd == 1) {	3116	} elsif ($self->extcmd == 1) {
2857	#TODO: version 1, remove	3117	#TODO: version 1, remove
2858	unshift @msg, msgtype => "reply", msgid => $id;	3118	unshift @msg, msgtype => "reply", msgid => $id;
2859	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2860	}	3120	}
2861	}	3121	}
2862		3122
2863	=item $success = $client->query ($flags, "text", \&cb)	3123	=item $success = $client->query ($flags, "text", \&cb)
2864		3124
…		…
2935		3195
2936	$ns->ext_reply ($reply, @reply)	3196	$ns->ext_reply ($reply, @reply)
2937	if $reply;	3197	if $reply;
2938		3198
2939	} else {	3199	} else {
2940	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3200	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2941	}	3201	}
2942		3202
2943	cf::override;	3203	cf::override;
2944	},	3204	},
2945	);	3205	);
…		…
2965		3225
2966	$coro	3226	$coro
2967	}	3227	}
2968		3228
2969	cf::client->attach (	3229	cf::client->attach (
2970	on_destroy => sub {	3230	on_client_destroy => sub {
2971	my ($ns) = @_;	3231	my ($ns) = @_;
2972		3232
2973	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3233	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2974	},	3234	},
2975	);	3235	);
…		…
2991	our $safe_hole = new Safe::Hole;	3251	our $safe_hole = new Safe::Hole;
2992		3252
2993	$SIG{FPE} = 'IGNORE';	3253	$SIG{FPE} = 'IGNORE';
2994		3254
2995	$safe->permit_only (Opcode::opset qw(	3255	$safe->permit_only (Opcode::opset qw(
2996	:base_core :base_mem :base_orig :base_math	3256	:base_core :base_mem :base_orig :base_math :base_loop
2997	grepstart grepwhile mapstart mapwhile	3257	grepstart grepwhile mapstart mapwhile
2998	sort time	3258	sort time
2999	));	3259	));
3000		3260
3001	# here we export the classes and methods available to script code	3261	# here we export the classes and methods available to script code
…		…
3004		3264
3005	The following functions and methods are available within a safe environment:	3265	The following functions and methods are available within a safe environment:
3006		3266
3007	cf::object	3267	cf::object
3008	contr pay_amount pay_player map x y force_find force_add destroy	3268	contr pay_amount pay_player map x y force_find force_add destroy
3009	insert remove name archname title slaying race decrease_ob_nr	3269	insert remove name archname title slaying race decrease split
		3270	value
3010		3271
3011	cf::object::player	3272	cf::object::player
3012	player	3273	player
3013		3274
3014	cf::player	3275	cf::player
…		…
3019		3280
3020	=cut	3281	=cut
3021		3282
3022	for (	3283	for (
3023	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3284	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3024	insert remove inv name archname title slaying race	3285	insert remove inv nrof name archname title slaying race
3025	decrease_ob_nr destroy)],	3286	decrease split destroy change_exp value msg lore send_msg)],
3026	["cf::object::player" => qw(player)],	3287	["cf::object::player" => qw(player)],
3027	["cf::player" => qw(peaceful)],	3288	["cf::player" => qw(peaceful send_msg)],
3028	["cf::map" => qw(trigger)],	3289	["cf::map" => qw(trigger)],
3029	) {	3290	) {
3030	no strict 'refs';
3031	my ($pkg, @funs) = @$_;	3291	my ($pkg, @funs) = @$_;
3032	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3292	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3033	for @funs;	3293	for @funs;
3034	}	3294	}
3035		3295
…		…
3050		3310
3051	my $qcode = $code;	3311	my $qcode = $code;
3052	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3312	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3053	$qcode =~ s/\n/\\n/g;	3313	$qcode =~ s/\n/\\n/g;
3054		3314
		3315	%vars = (_dummy => 0) unless %vars;
		3316
		3317	my @res;
3055	local $_;	3318	local $_;
3056	local @safe::cf::_safe_eval_args = values %vars;
3057		3319
3058	my $eval =	3320	my $eval =
3059	"do {\n"	3321	"do {\n"
3060	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3322	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3061	. "#line 0 \"{$qcode}\"\n"	3323	. "#line 0 \"{$qcode}\"\n"
3062	. $code	3324	. $code
3063	. "\n}"	3325	. "\n}"
3064	;	3326	;
3065		3327
		3328	if ($CFG{safe_eval}) {
3066	sub_generation_inc;	3329	sub_generation_inc;
		3330	local @safe::cf::_safe_eval_args = values %vars;
3067	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3331	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3068	sub_generation_inc;	3332	sub_generation_inc;
		3333	} else {
		3334	local @cf::_safe_eval_args = values %vars;
		3335	@res = wantarray ? eval eval : scalar eval $eval;
		3336	}
3069		3337
3070	if ($@) {	3338	if ($@) {
3071	warn "$@";	3339	warn "$@",
3072	warn "while executing safe code '$code'\n";	3340	"while executing safe code '$code'\n",
3073	warn "with arguments " . (join " ", %vars) . "\n";	3341	"with arguments " . (join " ", %vars) . "\n";
3074	}	3342	}
3075		3343
3076	wantarray ? @res : $res[0]	3344	wantarray ? @res : $res[0]
3077	}	3345	}
3078		3346
…		…
3092	=cut	3360	=cut
3093		3361
3094	sub register_script_function {	3362	sub register_script_function {
3095	my ($fun, $cb) = @_;	3363	my ($fun, $cb) = @_;
3096		3364
3097	no strict 'refs';	3365	$fun = "safe::$fun" if $CFG{safe_eval};
3098	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3366	*$fun = $safe_hole->wrap ($cb);
3099	}	3367	}
3100		3368
3101	=back	3369	=back
3102		3370
3103	=cut	3371	=cut
…		…
3112	# for this (global event?)	3380	# for this (global event?)
3113	%ext::player_env::MUSIC_FACE_CACHE = ();	3381	%ext::player_env::MUSIC_FACE_CACHE = ();
3114		3382
3115	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3383	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3116		3384
3117	warn "loading facedata from $path\n";	3385	trace "loading facedata from $path\n";
3118		3386
3119	my $facedata;
3120	0 < aio_load $path, $facedata	3387	0 < aio_load $path, my $facedata
3121	or die "$path: $!";	3388	or die "$path: $!";
3122		3389
3123	$facedata = Coro::Storable::thaw $facedata;	3390	$facedata = Coro::Storable::thaw $facedata;
3124		3391
3125	$facedata->{version} == 2	3392	$facedata->{version} == 2
3126	or cf::cleanup "$path: version mismatch, cannot proceed.";	3393	or cf::cleanup "$path: version mismatch, cannot proceed.";
3127		3394
3128	# patch in the exptable	3395	# patch in the exptable
		3396	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3129	$facedata->{resource}{"res/exp_table"} = {	3397	$facedata->{resource}{"res/exp_table"} = {
3130	type => FT_RSRC,	3398	type => FT_RSRC,
3131	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3399	data => $exp_table,
		3400	hash => (Digest::MD5::md5 $exp_table),
3132	};	3401	};
3133	cf::cede_to_tick;	3402	cf::cede_to_tick;
3134		3403
3135	{	3404	{
3136	my $faces = $facedata->{faceinfo};	3405	my $faces = $facedata->{faceinfo};
3137		3406
3138	while (my ($face, $info) = each %$faces) {	3407	while (my ($face, $info) = each %$faces) {
3139	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3408	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3409
3140	cf::face::set_visibility $idx, $info->{visibility};	3410	cf::face::set_visibility $idx, $info->{visibility};
3141	cf::face::set_magicmap $idx, $info->{magicmap};	3411	cf::face::set_magicmap $idx, $info->{magicmap};
3142	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3412	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3143	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3413	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3144		3414
3145	cf::cede_to_tick;	3415	cf::cede_to_tick;
3146	}	3416	}
3147		3417
3148	while (my ($face, $info) = each %$faces) {	3418	while (my ($face, $info) = each %$faces) {
3149	next unless $info->{smooth};	3419	next unless $info->{smooth};
		3420
3150	my $idx = cf::face::find $face	3421	my $idx = cf::face::find $face
3151	or next;	3422	or next;
		3423
3152	if (my $smooth = cf::face::find $info->{smooth}) {	3424	if (my $smooth = cf::face::find $info->{smooth}) {
3153	cf::face::set_smooth $idx, $smooth;	3425	cf::face::set_smooth $idx, $smooth;
3154	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3426	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3155	} else {	3427	} else {
3156	warn "smooth face '$info->{smooth}' not found for face '$face'";	3428	error "smooth face '$info->{smooth}' not found for face '$face'";
3157	}	3429	}
3158		3430
3159	cf::cede_to_tick;	3431	cf::cede_to_tick;
3160	}	3432	}
3161	}	3433	}
…		…
3170		3442
3171	cf::anim::invalidate_all; # d'oh	3443	cf::anim::invalidate_all; # d'oh
3172	}	3444	}
3173		3445
3174	{	3446	{
3175	# TODO: for gcfclient pleasure, we should give resources
3176	# that gcfclient doesn't grok a >10000 face index.
3177	my $res = $facedata->{resource};	3447	my $res = $facedata->{resource};
3178		3448
3179	my $soundconf = delete $res->{"res/sound.conf"};
3180
3181	while (my ($name, $info) = each %$res) {	3449	while (my ($name, $info) = each %$res) {
		3450	if (defined $info->{type}) {
3182	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3451	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3183	my $data;
3184		3452
3185	if ($info->{type} & 1) {	3453	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3186	# prepend meta info	3454	cf::face::set_type $idx, $info->{type};
3187
3188	my $meta = $enc->encode ({
3189	name => $name,
3190	%{ $info->{meta} || {} },
3191	});
3192
3193	$data = pack "(w/a*)*", $meta, $info->{data};
3194	} else {	3455	} else {
3195	$data = $info->{data};	3456	$RESOURCE{$name} = $info; # unused
3196	}	3457	}
3197		3458
3198	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3199	cf::face::set_type $idx, $info->{type};
3200
3201	cf::cede_to_tick;	3459	cf::cede_to_tick;
3202	}	3460	}
3203
3204	if ($soundconf) {
3205	$soundconf = $enc->decode (delete $soundconf->{data});
3206
3207	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3208	my $sound = $soundconf->{compat}[$_]
3209	or next;
3210
3211	my $face = cf::face::find "sound/$sound->[1]";
3212	cf::sound::set $sound->[0] => $face;
3213	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3214	}
3215
3216	while (my ($k, $v) = each %{$soundconf->{event}}) {
3217	my $face = cf::face::find "sound/$v";
3218	cf::sound::set $k => $face;
3219	}
3220	}
3221	}	3461	}
		3462
		3463	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3222		3464
3223	1	3465	1
3224	}	3466	}
3225		3467
3226	register_exticmd fx_want => sub {	3468	register_exticmd fx_want => sub {
…		…
3228		3470
3229	while (my ($k, $v) = each %$want) {	3471	while (my ($k, $v) = each %$want) {
3230	$ns->fx_want ($k, $v);	3472	$ns->fx_want ($k, $v);
3231	}	3473	}
3232	};	3474	};
		3475
		3476	sub load_resource_file($) {
		3477	my $guard = lock_acquire "load_resource_file";
		3478
		3479	my $status = load_resource_file_ $_[0];
		3480	get_slot 0.1, 100;
		3481	cf::arch::commit_load;
		3482
		3483	$status
		3484	}
3233		3485
3234	sub reload_regions {	3486	sub reload_regions {
3235	# HACK to clear player env face cache, we need some signal framework	3487	# HACK to clear player env face cache, we need some signal framework
3236	# for this (global event?)	3488	# for this (global event?)
3237	%ext::player_env::MUSIC_FACE_CACHE = ();	3489	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3251	}	3503	}
3252		3504
3253	sub reload_archetypes {	3505	sub reload_archetypes {
3254	load_resource_file "$DATADIR/archetypes"	3506	load_resource_file "$DATADIR/archetypes"
3255	or die "unable to load archetypes\n";	3507	or die "unable to load archetypes\n";
3256	#d# NEED to laod twice to resolve forward references
3257	# this really needs to be done in an extra post-pass
3258	# (which needs to be synchronous, so solve it differently)
3259	load_resource_file "$DATADIR/archetypes"
3260	or die "unable to load archetypes\n";
3261	}	3508	}
3262		3509
3263	sub reload_treasures {	3510	sub reload_treasures {
3264	load_resource_file "$DATADIR/treasures"	3511	load_resource_file "$DATADIR/treasures"
3265	or die "unable to load treasurelists\n";	3512	or die "unable to load treasurelists\n";
3266	}	3513	}
3267		3514
		3515	sub reload_sound {
		3516	trace "loading sound config from $DATADIR/sound\n";
		3517
		3518	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3519	or die "$DATADIR/sound $!";
		3520
		3521	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3522
		3523	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3524	my $sound = $soundconf->{compat}[$_]
		3525	or next;
		3526
		3527	my $face = cf::face::find "sound/$sound->[1]";
		3528	cf::sound::set $sound->[0] => $face;
		3529	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3530	}
		3531
		3532	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3533	my $face = cf::face::find "sound/$v";
		3534	cf::sound::set $k => $face;
		3535	}
		3536	}
		3537
3268	sub reload_resources {	3538	sub reload_resources {
3269	warn "reloading resource files...\n";	3539	trace "reloading resource files...\n";
3270		3540
		3541	reload_exp_table;
		3542	reload_materials;
		3543	reload_facedata;
		3544	reload_sound;
		3545	reload_archetypes;
3271	reload_regions;	3546	reload_regions;
3272	reload_facedata;
3273	#reload_archetypes;#d#
3274	reload_archetypes;
3275	reload_treasures;	3547	reload_treasures;
3276		3548
3277	warn "finished reloading resource files\n";	3549	trace "finished reloading resource files\n";
3278	}
3279
3280	sub init {
3281	reload_resources;
3282	}	3550	}
3283		3551
3284	sub reload_config {	3552	sub reload_config {
3285	open my $fh, "<:utf8", "$CONFDIR/config"	3553	trace "reloading config file...\n";
3286	or return;
3287		3554
3288	local $/;	3555	0 < aio_load "$CONFDIR/config", my $config
		3556	or die "$CONFDIR/config: $!";
		3557
		3558	utf8::decode $config;
		3559
		3560	cf::get_slot 0.1, 10, "reload_config"; # yaml might be slow...
3289	*CFG = YAML::Syck::Load <$fh>;	3561	*CFG = YAML::XS::Load $config;
3290		3562
3291	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3563	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3292		3564
3293	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3565	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3294	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3566	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3295		3567
3296	if (exists $CFG{mlockall}) {	3568	if (exists $CFG{mlockall}) {
…		…
3300	};	3572	};
3301	warn $@ if $@;	3573	warn $@ if $@;
3302	}	3574	}
3303	}	3575	}
3304		3576
		3577	sub pidfile() {
		3578	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3579	or die "$PIDFILE: $!";
		3580	flock $fh, &Fcntl::LOCK_EX
		3581	or die "$PIDFILE: flock: $!";
		3582	$fh
		3583	}
		3584
		3585	# make sure only one server instance is running at any one time
		3586	sub atomic {
		3587	my $fh = pidfile;
		3588
		3589	my $pid = <$fh>;
		3590	kill 9, $pid if $pid > 0;
		3591
		3592	seek $fh, 0, 0;
		3593	print $fh $$;
		3594	}
		3595
		3596	sub main_loop {
		3597	trace "EV::loop starting\n";
		3598	if (1) {
		3599	EV::loop;
		3600	}
		3601	trace "EV::loop returned\n";
		3602	goto &main_loop unless $REALLY_UNLOOP;
		3603	}
		3604
3305	sub main {	3605	sub main {
		3606	cf::init_globals; # initialise logging
		3607
		3608	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3609	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3610	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3611	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3612
		3613	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3614
3306	# we must not ever block the main coroutine	3615	# we must not ever block the main coroutine
3307	local $Coro::idle = sub {	3616	local $Coro::idle = sub {
3308	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3617	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3309	(async {	3618	(async {
3310	$Coro::current->{desc} = "IDLE BUG HANDLER";	3619	$Coro::current->{desc} = "IDLE BUG HANDLER";
3311	Event::one_event;	3620	EV::loop EV::LOOP_ONESHOT;
3312	})->prio (Coro::PRIO_MAX);	3621	})->prio (Coro::PRIO_MAX);
3313	};	3622	};
3314		3623
		3624	evthread_start IO::AIO::poll_fileno;
		3625
		3626	cf::sync_job {
		3627	cf::incloader::init ();
		3628
		3629	cf::init_anim;
		3630	cf::init_attackmess;
		3631	cf::init_dynamic;
		3632
		3633	cf::load_settings;
		3634
		3635	reload_resources;
3315	reload_config;	3636	reload_config;
3316	db_init;	3637	db_init;
		3638
		3639	cf::init_uuid;
		3640	cf::init_signals;
		3641	cf::init_skills;
		3642
		3643	cf::init_beforeplay;
		3644
		3645	atomic;
		3646
3317	load_extensions;	3647	load_extensions;
3318		3648
3319	$TICK_WATCHER->start;	3649	utime time, time, $RUNTIMEFILE;
3320	Event::loop;	3650
		3651	# no (long-running) fork's whatsoever before this point(!)
		3652	use POSIX ();
		3653	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3654
		3655	(pop @POST_INIT)->(0) while @POST_INIT;
		3656	};
		3657
		3658	cf::object::thawer::errors_are_fatal 0;
		3659	info "parse errors in files are no longer fatal from this point on.\n";
		3660
		3661	my $free_main; $free_main = EV::idle sub {
		3662	undef $free_main;
		3663	undef &main; # free gobs of memory :)
		3664	};
		3665
		3666	goto &main_loop;
3321	}	3667	}
3322		3668
3323	#############################################################################	3669	#############################################################################
3324	# initialisation and cleanup	3670	# initialisation and cleanup
3325		3671
3326	# install some emergency cleanup handlers	3672	# install some emergency cleanup handlers
3327	BEGIN {	3673	BEGIN {
		3674	our %SIGWATCHER = ();
3328	for my $signal (qw(INT HUP TERM)) {	3675	for my $signal (qw(INT HUP TERM)) {
3329	Event->signal (	3676	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3330	reentrant => 0,
3331	data => WF_AUTOCANCEL,
3332	signal => $signal,
3333	prio => 0,
3334	cb => sub {
3335	cf::cleanup "SIG$signal";	3677	cf::cleanup "SIG$signal";
3336	},
3337	);	3678	};
3338	}	3679	}
3339	}	3680	}
3340		3681
3341	sub write_runtime {	3682	sub write_runtime_sync {
3342	my $runtime = "$LOCALDIR/runtime";	3683	my $t0 = AE::time;
3343		3684
3344	# first touch the runtime file to show we are still running:	3685	# first touch the runtime file to show we are still running:
3345	# the fsync below can take a very very long time.	3686	# the fsync below can take a very very long time.
3346		3687
3347	IO::AIO::aio_utime $runtime, undef, undef;	3688	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3348		3689
3349	my $guard = cf::lock_acquire "write_runtime";	3690	my $guard = cf::lock_acquire "write_runtime";
3350		3691
3351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3692	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3352	or return;	3693	or return;
3353		3694
3354	my $value = $cf::RUNTIME + 90 + 10;	3695	my $value = $cf::RUNTIME + 90 + 10;
3355	# 10 is the runtime save interval, for a monotonic clock	3696	# 10 is the runtime save interval, for a monotonic clock
3356	# 60 allows for the watchdog to kill the server.	3697	# 60 allows for the watchdog to kill the server.
…		…
3366	aio_utime $fh, undef, undef;	3707	aio_utime $fh, undef, undef;
3367		3708
3368	close $fh	3709	close $fh
3369	or return;	3710	or return;
3370		3711
3371	aio_rename "$runtime~", $runtime	3712	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3372	and return;	3713	and return;
3373		3714
3374	warn "runtime file written.\n";	3715	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3375		3716
3376	1	3717	1
		3718	}
		3719
		3720	our $uuid_lock;
		3721	our $uuid_skip;
		3722
		3723	sub write_uuid_sync($) {
		3724	$uuid_skip ||= $_[0];
		3725
		3726	return if $uuid_lock;
		3727	local $uuid_lock = 1;
		3728
		3729	my $uuid = "$LOCALDIR/uuid";
		3730
		3731	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3732	or return;
		3733
		3734	my $value = uuid_seq uuid_cur;
		3735
		3736	unless ($value) {
		3737	info "cowardly refusing to write zero uuid value!\n";
		3738	return;
		3739	}
		3740
		3741	my $value = uuid_str $value + $uuid_skip;
		3742	$uuid_skip = 0;
		3743
		3744	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3745	and return;
		3746
		3747	# always fsync - this file is important
		3748	aio_fsync $fh
		3749	and return;
		3750
		3751	close $fh
		3752	or return;
		3753
		3754	aio_rename "$uuid~", $uuid
		3755	and return;
		3756
		3757	trace "uuid file written ($value).\n";
		3758
		3759	1
		3760
		3761	}
		3762
		3763	sub write_uuid($$) {
		3764	my ($skip, $sync) = @_;
		3765
		3766	$sync ? write_uuid_sync $skip
		3767	: async { write_uuid_sync $skip };
3377	}	3768	}
3378		3769
3379	sub emergency_save() {	3770	sub emergency_save() {
3380	my $freeze_guard = cf::freeze_mainloop;	3771	my $freeze_guard = cf::freeze_mainloop;
3381		3772
3382	warn "enter emergency perl save\n";	3773	info "emergency_perl_save: enter\n";
		3774
		3775	# this is a trade-off: we want to be very quick here, so
		3776	# save all maps without fsync, and later call a global sync
		3777	# (which in turn might be very very slow)
		3778	local $USE_FSYNC = 0;
3383		3779
3384	cf::sync_job {	3780	cf::sync_job {
		3781	cf::write_runtime_sync; # external watchdog should not bark
		3782
3385	# use a peculiar iteration method to avoid tripping on perl	3783	# use a peculiar iteration method to avoid tripping on perl
3386	# refcount bugs in for. also avoids problems with players	3784	# refcount bugs in for. also avoids problems with players
3387	# and maps saved/destroyed asynchronously.	3785	# and maps saved/destroyed asynchronously.
3388	warn "begin emergency player save\n";	3786	info "emergency_perl_save: begin player save\n";
3389	for my $login (keys %cf::PLAYER) {	3787	for my $login (keys %cf::PLAYER) {
3390	my $pl = $cf::PLAYER{$login} or next;	3788	my $pl = $cf::PLAYER{$login} or next;
3391	$pl->valid or next;	3789	$pl->valid or next;
3392	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3790	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3393	$pl->save;	3791	$pl->save;
3394	}	3792	}
3395	warn "end emergency player save\n";	3793	info "emergency_perl_save: end player save\n";
3396		3794
3397	warn "begin emergency map save\n";	3795	cf::write_runtime_sync; # external watchdog should not bark
		3796
		3797	info "emergency_perl_save: begin map save\n";
3398	for my $path (keys %cf::MAP) {	3798	for my $path (keys %cf::MAP) {
3399	my $map = $cf::MAP{$path} or next;	3799	my $map = $cf::MAP{$path} or next;
3400	$map->valid or next;	3800	$map->valid or next;
3401	$map->save;	3801	$map->save;
3402	}	3802	}
3403	warn "end emergency map save\n";	3803	info "emergency_perl_save: end map save\n";
3404		3804
3405	warn "begin emergency database checkpoint\n";	3805	cf::write_runtime_sync; # external watchdog should not bark
		3806
		3807	info "emergency_perl_save: begin database checkpoint\n";
3406	BDB::db_env_txn_checkpoint $DB_ENV;	3808	BDB::db_env_txn_checkpoint $DB_ENV;
3407	warn "end emergency database checkpoint\n";	3809	info "emergency_perl_save: end database checkpoint\n";
		3810
		3811	info "emergency_perl_save: begin write uuid\n";
		3812	write_uuid_sync 1;
		3813	info "emergency_perl_save: end write uuid\n";
		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
		3816
		3817	trace "emergency_perl_save: syncing database to disk";
		3818	BDB::db_env_txn_checkpoint $DB_ENV;
		3819
		3820	info "emergency_perl_save: starting sync\n";
		3821	IO::AIO::aio_sync sub {
		3822	info "emergency_perl_save: finished sync\n";
		3823	};
		3824
		3825	cf::write_runtime_sync; # external watchdog should not bark
		3826
		3827	trace "emergency_perl_save: flushing outstanding aio requests";
		3828	while (IO::AIO::nreqs || BDB::nreqs) {
		3829	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3830	}
		3831
		3832	cf::write_runtime_sync; # external watchdog should not bark
3408	};	3833	};
3409		3834
3410	warn "leave emergency perl save\n";	3835	info "emergency_perl_save: leave\n";
3411	}	3836	}
3412		3837
3413	sub post_cleanup {	3838	sub post_cleanup {
3414	my ($make_core) = @_;	3839	my ($make_core) = @_;
3415		3840
		3841	IO::AIO::flush;
		3842
3416	warn Carp::longmess "post_cleanup backtrace"	3843	error Carp::longmess "post_cleanup backtrace"
3417	if $make_core;	3844	if $make_core;
		3845
		3846	my $fh = pidfile;
		3847	unlink $PIDFILE if <$fh> == $$;
		3848	}
		3849
		3850	# a safer delete_package, copied from Symbol
		3851	sub clear_package($) {
		3852	my $pkg = shift;
		3853
		3854	# expand to full symbol table name if needed
		3855	unless ($pkg =~ /^main::.*::$/) {
		3856	$pkg = "main$pkg" if $pkg =~ /^::/;
		3857	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3858	$pkg .= '::' unless $pkg =~ /::$/;
		3859	}
		3860
		3861	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3862	my $stem_symtab = *{$stem}{HASH};
		3863
		3864	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3865	or return;
		3866
		3867	# clear all symbols
		3868	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3869	for my $name (keys %$leaf_symtab) {
		3870	_gv_clear *{"$pkg$name"};
		3871	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3872	}
3418	}	3873	}
3419		3874
3420	sub do_reload_perl() {	3875	sub do_reload_perl() {
3421	# can/must only be called in main	3876	# can/must only be called in main
3422	if ($Coro::current != $Coro::main) {	3877	unless (in_main) {
3423	warn "can only reload from main coroutine";	3878	error "can only reload from main coroutine";
3424	return;	3879	return;
3425	}	3880	}
3426		3881
		3882	return if $RELOAD++;
		3883
		3884	my $t1 = AE::time;
		3885
		3886	while ($RELOAD) {
		3887	cf::get_slot 0.1, -1, "reload_perl";
3427	warn "reloading...";	3888	info "reloading...";
3428		3889
3429	warn "entering sync_job";	3890	trace "entering sync_job";
3430		3891
3431	cf::sync_job {	3892	cf::sync_job {
3432	cf::write_runtime; # external watchdog should not bark
3433	cf::emergency_save;	3893	#cf::emergency_save;
3434	cf::write_runtime; # external watchdog should not bark
3435		3894
3436	warn "syncing database to disk";
3437	BDB::db_env_txn_checkpoint $DB_ENV;
3438
3439	# if anything goes wrong in here, we should simply crash as we already saved
3440
3441	warn "cancelling all WF_AUTOCANCEL watchers";
3442	for (Event::all_watchers) {
3443	$_->cancel if $_->data & WF_AUTOCANCEL;
3444	}
3445
3446	warn "flushing outstanding aio requests";
3447	for (;;) {
3448	BDB::flush;
3449	IO::AIO::flush;
3450	Coro::cede_notself;
3451	last unless IO::AIO::nreqs || BDB::nreqs;
3452	warn "iterate...";
3453	}
3454
3455	++$RELOAD;
3456
3457	warn "cancelling all extension coros";	3895	trace "cancelling all extension coros";
3458	$_->cancel for values %EXT_CORO;	3896	$_->cancel for values %EXT_CORO;
3459	%EXT_CORO = ();	3897	%EXT_CORO = ();
3460		3898
3461	warn "removing commands";	3899	trace "removing commands";
3462	%COMMAND = ();	3900	%COMMAND = ();
3463		3901
3464	warn "removing ext/exti commands";	3902	trace "removing ext/exti commands";
3465	%EXTCMD = ();	3903	%EXTCMD = ();
3466	%EXTICMD = ();	3904	%EXTICMD = ();
3467		3905
3468	warn "unloading/nuking all extensions";	3906	trace "unloading/nuking all extensions";
3469	for my $pkg (@EXTS) {	3907	for my $pkg (@EXTS) {
3470	warn "... unloading $pkg";	3908	trace "... unloading $pkg";
3471		3909
3472	if (my $cb = $pkg->can ("unload")) {	3910	if (my $cb = $pkg->can ("unload")) {
3473	eval {	3911	eval {
3474	$cb->($pkg);	3912	$cb->($pkg);
3475	1	3913	1
3476	} or warn "$pkg unloaded, but with errors: $@";	3914	} or error "$pkg unloaded, but with errors: $@";
		3915	}
		3916
		3917	trace "... clearing $pkg";
		3918	clear_package $pkg;
3477	}	3919	}
3478		3920
3479	warn "... nuking $pkg";
3480	Symbol::delete_package $pkg;
3481	}
3482
3483	warn "unloading all perl modules loaded from $LIBDIR";	3921	trace "unloading all perl modules loaded from $LIBDIR";
3484	while (my ($k, $v) = each %INC) {	3922	while (my ($k, $v) = each %INC) {
3485	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3923	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3486		3924
3487	warn "... unloading $k";	3925	trace "... unloading $k";
3488	delete $INC{$k};	3926	delete $INC{$k};
3489		3927
3490	$k =~ s/\.pm$//;	3928	$k =~ s/\.pm$//;
3491	$k =~ s/\//::/g;	3929	$k =~ s/\//::/g;
3492		3930
3493	if (my $cb = $k->can ("unload_module")) {	3931	if (my $cb = $k->can ("unload_module")) {
3494	$cb->();	3932	$cb->();
		3933	}
		3934
		3935	clear_package $k;
3495	}	3936	}
3496		3937
3497	Symbol::delete_package $k;
3498	}
3499
3500	warn "getting rid of safe::, as good as possible";	3938	trace "getting rid of safe::, as good as possible";
3501	Symbol::delete_package "safe::$_"	3939	clear_package "safe::$_"
3502	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3940	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3503		3941
3504	warn "unloading cf.pm \"a bit\"";	3942	trace "unloading cf.pm \"a bit\"";
3505	delete $INC{"cf.pm"};	3943	delete $INC{"cf.pm"};
3506	delete $INC{"cf/pod.pm"};	3944	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3507		3945
3508	# don't, removes xs symbols, too,	3946	# don't, removes xs symbols, too,
3509	# and global variables created in xs	3947	# and global variables created in xs
3510	#Symbol::delete_package __PACKAGE__;	3948	#clear_package __PACKAGE__;
3511		3949
3512	warn "unload completed, starting to reload now";	3950	info "unload completed, starting to reload now";
3513		3951
3514	warn "reloading cf.pm";	3952	trace "reloading cf.pm";
3515	require cf;	3953	require cf;
3516	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3954	cf::_connect_to_perl_1;
3517		3955
3518	warn "loading config and database again";	3956	trace "loading config and database again";
3519	cf::reload_config;	3957	cf::reload_config;
3520		3958
3521	warn "loading extensions";	3959	trace "loading extensions";
3522	cf::load_extensions;	3960	cf::load_extensions;
3523		3961
		3962	if ($REATTACH_ON_RELOAD) {
3524	warn "reattaching attachments to objects/players";	3963	trace "reattaching attachments to objects/players";
3525	_global_reattach; # objects, sockets	3964	_global_reattach; # objects, sockets
3526	warn "reattaching attachments to maps";	3965	trace "reattaching attachments to maps";
3527	reattach $_ for values %MAP;	3966	reattach $_ for values %MAP;
3528	warn "reattaching attachments to players";	3967	trace "reattaching attachments to players";
3529	reattach $_ for values %PLAYER;	3968	reattach $_ for values %PLAYER;
		3969	}
3530		3970
		3971	trace "running post_init jobs";
		3972	(pop @POST_INIT)->(1) while @POST_INIT;
		3973
3531	warn "leaving sync_job";	3974	trace "leaving sync_job";
3532		3975
3533	1	3976	1
3534	} or do {	3977	} or do {
3535	warn $@;	3978	error $@;
3536	warn "error while reloading, exiting.";	3979	cf::cleanup "error while reloading, exiting.";
3537	exit 1;	3980	};
		3981
		3982	info "reloaded";
		3983	--$RELOAD;
3538	};	3984	}
3539		3985
3540	warn "reloaded";	3986	$t1 = AE::time - $t1;
		3987	info "reload completed in ${t1}s\n";
3541	};	3988	};
3542		3989
3543	our $RELOAD_WATCHER; # used only during reload	3990	our $RELOAD_WATCHER; # used only during reload
3544		3991
3545	sub reload_perl() {	3992	sub reload_perl() {
3546	# doing reload synchronously and two reloads happen back-to-back,	3993	# doing reload synchronously and two reloads happen back-to-back,
3547	# coro crashes during coro_state_free->destroy here.	3994	# coro crashes during coro_state_free->destroy here.
3548		3995
3549	$RELOAD_WATCHER ||= Event->timer (	3996	$RELOAD_WATCHER ||= cf::async {
3550	reentrant => 0,	3997	Coro::AIO::aio_wait cache_extensions;
3551	after => 0,	3998
3552	data => WF_AUTOCANCEL,	3999	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3553	cb => sub {
3554	do_reload_perl;	4000	do_reload_perl;
3555	undef $RELOAD_WATCHER;	4001	undef $RELOAD_WATCHER;
3556	},	4002	};
3557	);	4003	};
3558	}	4004	}
3559		4005
3560	register_command "reload" => sub {	4006	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	4007	my ($who, $arg) = @_;
3562		4008
…		…
3567	reload_perl;	4013	reload_perl;
3568	};	4014	};
3569	}	4015	}
3570	};	4016	};
3571		4017
3572	unshift @INC, $LIBDIR;	4018	#############################################################################
3573		4019
3574	my $bug_warning = 0;	4020	my $bug_warning = 0;
3575		4021
3576	our @WAIT_FOR_TICK;	4022	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;	4023	our @WAIT_FOR_TICK_BEGIN;
3578		4024
3579	sub wait_for_tick {	4025	sub wait_for_tick() {
3580	return unless $TICK_WATCHER->is_active;
3581	return if $Coro::current == $Coro::main;	4026	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3582		4027
3583	my $signal = new Coro::Signal;	4028	my $signal = new Coro::Signal;
3584	push @WAIT_FOR_TICK, $signal;	4029	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;	4030	$signal->wait;
3586	}	4031	}
3587		4032
3588	sub wait_for_tick_begin {	4033	sub wait_for_tick_begin() {
3589	return unless $TICK_WATCHER->is_active;
3590	return if $Coro::current == $Coro::main;	4034	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3591		4035
3592	my $signal = new Coro::Signal;	4036	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	4037	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	4038	$signal->wait;
3595	}	4039	}
3596		4040
3597	$TICK_WATCHER = Event->timer (	4041	sub tick {
3598	reentrant => 0,
3599	parked => 1,
3600	prio => 0,
3601	at => $NEXT_TICK || $TICK,
3602	data => WF_AUTOCANCEL,
3603	cb => sub {
3604	if ($Coro::current != $Coro::main) {	4042	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4043	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	4044	unless ++$bug_warning > 10;
3607	return;	4045	return;
3608	}	4046	}
3609		4047
3610	$NOW = $tick_start = Event::time;
3611
3612	cf::server_tick; # one server iteration	4048	cf::server_tick; # one server iteration
3613		4049
3614	$RUNTIME += $TICK;	4050	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3615	$NEXT_TICK += $TICK;
3616		4051
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4052	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = $NOW + 10;	4053	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	4054	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	4055	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	4056	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	4057	or error "ERROR: unable to write runtime file: $!";
3623	};
3624	}	4058	};
		4059	}
3625		4060
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4061	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627	$sig->send;	4062	$sig->send;
3628	}	4063	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	4064	while (my $sig = shift @WAIT_FOR_TICK) {
3630	$sig->send;	4065	$sig->send;
3631	}	4066	}
3632		4067
3633	$NOW = Event::time;	4068	$LOAD = ($NOW - $TICK_START) / $TICK;
3634
3635	# if we are delayed by four ticks or more, skip them all
3636	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3637
3638	$TICK_WATCHER->at ($NEXT_TICK);
3639	$TICK_WATCHER->start;
3640
3641	$LOAD = ($NOW - $tick_start) / $TICK;
3642	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3643		4070
3644	_post_tick;	4071	if (0) {
		4072	if ($NEXT_TICK) {
		4073	my $jitter = $TICK_START - $NEXT_TICK;
		4074	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4075	debug "jitter $JITTER\n";#d#
		4076	}
3645	},	4077	}
3646	);	4078	}
3647		4079
3648	{	4080	{
		4081	# configure BDB
		4082
3649	BDB::min_parallel 8;	4083	BDB::min_parallel 16;
3650	BDB::max_poll_time $TICK * 0.1;	4084	BDB::max_poll_reqs $TICK * 0.1;
3651	$BDB_POLL_WATCHER = Event->io (	4085	$AnyEvent::BDB::WATCHER->priority (1);
3652	reentrant => 0,
3653	fd => BDB::poll_fileno,
3654	poll => 'r',
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => \&BDB::poll_cb,
3658	);
3659
3660	BDB::set_sync_prepare {
3661	my $status;
3662	my $current = $Coro::current;
3663	(
3664	sub {
3665	$status = $!;
3666	$current->ready; undef $current;
3667	},
3668	sub {
3669	Coro::schedule while defined $current;
3670	$! = $status;
3671	},
3672	)
3673	};
3674		4086
3675	unless ($DB_ENV) {	4087	unless ($DB_ENV) {
3676	$DB_ENV = BDB::db_env_create;	4088	$DB_ENV = BDB::db_env_create;
3677	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4089	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3678	| BDB::LOG_AUTOREMOVE, 1);	4090	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4091	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3679	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4092	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3680	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4093	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3681		4094
3682	cf::sync_job {	4095	cf::sync_job {
3683	eval {	4096	eval {
…		…
3693		4106
3694	cf::cleanup "db_env_open(db): $@" if $@;	4107	cf::cleanup "db_env_open(db): $@" if $@;
3695	};	4108	};
3696	}	4109	}
3697		4110
3698	$BDB_DEADLOCK_WATCHER = Event->timer (	4111	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3699	after => 3,
3700	interval => 1,
3701	hard => 1,
3702	prio => 0,
3703	data => WF_AUTOCANCEL,
3704	cb => sub {
3705	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4112	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3706	},
3707	);	4113	};
3708	$BDB_CHECKPOINT_WATCHER = Event->timer (	4114	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3709	after => 11,
3710	interval => 60,
3711	hard => 1,
3712	prio => 0,
3713	data => WF_AUTOCANCEL,
3714	cb => sub {
3715	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4115	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3716	},
3717	);	4116	};
3718	$BDB_TRICKLE_WATCHER = Event->timer (	4117	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3719	after => 5,
3720	interval => 10,
3721	hard => 1,
3722	prio => 0,
3723	data => WF_AUTOCANCEL,
3724	cb => sub {
3725	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4118	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3726	},
3727	);	4119	};
3728	}	4120	}
3729		4121
3730	{	4122	{
		4123	# configure IO::AIO
		4124
3731	IO::AIO::min_parallel 8;	4125	IO::AIO::min_parallel 8;
3732
3733	undef $Coro::AIO::WATCHER;
3734	IO::AIO::max_poll_time $TICK * 0.1;	4126	IO::AIO::max_poll_time $TICK * 0.1;
3735	$AIO_POLL_WATCHER = Event->io (	4127	undef $AnyEvent::AIO::WATCHER;
3736	reentrant => 0,
3737	data => WF_AUTOCANCEL,
3738	fd => IO::AIO::poll_fileno,
3739	poll => 'r',
3740	prio => 0,
3741	cb => \&IO::AIO::poll_cb,
3742	);
3743	}	4128	}
3744		4129
3745	my $_log_backtrace;	4130	my $_log_backtrace;
3746		4131
3747	sub _log_backtrace {	4132	sub _log_backtrace {
…		…
3750	$msg =~ s/\n//;	4135	$msg =~ s/\n//;
3751		4136
3752	# limit the # of concurrent backtraces	4137	# limit the # of concurrent backtraces
3753	if ($_log_backtrace < 2) {	4138	if ($_log_backtrace < 2) {
3754	++$_log_backtrace;	4139	++$_log_backtrace;
		4140	my $perl_bt = Carp::longmess $msg;
3755	async {	4141	async {
3756	$Coro::current->{desc} = "abt $msg";	4142	$Coro::current->{desc} = "abt $msg";
3757		4143
3758	my @bt = fork_call {	4144	my @bt = fork_call {
3759	@addr = map { sprintf "%x", $_ } @addr;	4145	@addr = map { sprintf "%x", $_ } @addr;
…		…
3770	}	4156	}
3771		4157
3772	@funcs	4158	@funcs
3773	};	4159	};
3774		4160
3775	LOG llevInfo, "[ABT] $msg\n";	4161	LOG llevInfo, "[ABT] $perl_bt\n";
		4162	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3776	LOG llevInfo, "[ABT] $_\n" for @bt;	4163	LOG llevInfo, "[ABT] $_\n" for @bt;
3777	--$_log_backtrace;	4164	--$_log_backtrace;
3778	};	4165	};
3779	} else {	4166	} else {
3780	LOG llevInfo, "[ABT] $msg\n";	4167	LOG llevInfo, "[ABT] $msg\n";
3781	LOG llevInfo, "[ABT] [suppressed]\n";	4168	LOG llevInfo, "[ABT] [suppressed]\n";
3782	}	4169	}
3783	}	4170	}
3784		4171
3785	# load additional modules	4172	# load additional modules
3786	use cf::pod;	4173	require "cf/$_.pm" for @EXTRA_MODULES;
		4174	cf::_connect_to_perl_2;
3787		4175
3788	END { cf::emergency_save }	4176	END { cf::emergency_save }
3789		4177
3790	1	4178	1
3791		4179

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