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Revision 1.421 by root, Tue Apr 15 18:43:11 2008 UTC vs.
Revision 1.523 by root, Sat Apr 17 02:39:46 2010 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	58	use Fcntl;
53	use YAML ();	59	use YAML::XS ();
54	use IO::AIO 2.51 ();	60	use IO::AIO ();
55	use Time::HiRes;	61	use Time::HiRes;
56	use Compress::LZF;	62	use Compress::LZF;
57	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
58		66
59	# configure various modules to our taste	67	# configure various modules to our taste
60	#	68	#
61	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		77
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	78	# strictly for debugging
		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		80
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	98	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
92	our %RESOURCE;	111	our %RESOURCE;
93		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
		115
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	118	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		120
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	124	our $DB_ENV;
105		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
106	our %CFG;	128	our %CFG;
107		129
108	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	131	our $RUNTIME;
110	our $NOW;	132	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	143	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
123		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
		150
124	binmode STDOUT;	151	binmode STDOUT;
125	binmode STDERR;	152	binmode STDERR;
126		153
127	# read virtual server time, if available	154	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
132	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
133		162
134	mkdir $_	163	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		165
137	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
138		167
139	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		184
141	#############################################################################	185	#############################################################################
142		186
143	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
144		188
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		237
194	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
195		239
196	This array contains the results of the last C<invoke ()> call. When	240	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	242	that call.
199		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
200	=back	250	=back
201		251
202	=cut	252	=cut
203		253
204	BEGIN {	254	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	255	my $msg = join "", @_;
207		256
208	$msg .= "\n"	257	$msg .= "\n"
209	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
210		259
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		261
213	LOG llevError, $msg;	262	LOG llevError, $msg;
214	};	263	};
215	}
216		264
217	$Coro::State::DIEHOOK = sub {	265	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	266	return unless $^S eq 0; # "eq", not "=="
219		267
220	if ($Coro::current == $Coro::main) {#d#	268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	272	return;#d#
223	}#d#	273	}#d#
224		274
225	# kill coroutine otherwise	275	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	276	Coro::terminate
228	};	277	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		278
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	289	for my $pkg (qw(
243	cf::global cf::attachable	290	cf::global cf::attachable
244	cf::object cf::object::player	291	cf::object cf::object::player
245	cf::client cf::player	292	cf::client cf::player
246	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
247	cf::map cf::party cf::region	295	cf::party cf::region
248	)) {	296	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	298	}
252		299
253	$EV::DIED = sub {	300	$EV::DIED = sub {
254	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
255	};	302	};
256		303
257	#############################################################################	304	#############################################################################
258		305
259	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		344
298	sub encode_json($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
300		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
		361
301	=item cf::lock_wait $string	362	=item cf::lock_wait $string
302		363
303	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
304		365
305	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
306		367
307	Wait until the given lock is available and then acquires it and returns	368	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	369	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
310	returned.	371	returned.
311		372
312	Locks are *not* recursive, locking from the same coro twice results in a	373	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	374	deadlocked coro.
…		…
319		380
320	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
321		382
322	=cut	383	=cut
323		384
324	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		386
327	sub lock_wait($) {	387	sub lock_wait($) {
328	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	389	}
341		390
342	sub lock_acquire($) {	391	sub lock_acquire($) {
343	my ($key) = @_;	392	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	393	}
357		394
358	sub lock_active($) {	395	sub lock_active($) {
359	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	397	}
363		398
364	sub freeze_mainloop {	399	sub freeze_mainloop {
365	tick_inhibit_inc;	400	tick_inhibit_inc;
366		401
367	Coro::guard \&tick_inhibit_dec;	402	&Guard::guard (\&tick_inhibit_dec);
368	}	403	}
369		404
370	=item cf::periodic $interval, $cb	405	=item cf::periodic $interval, $cb
371		406
372	Like EV::periodic, but randomly selects a starting point so that the actions	407	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	408	get spread over time.
374		409
375	=cut	410	=cut
376		411
377	sub periodic($$) {	412	sub periodic($$) {
378	my ($interval, $cb) = @_;	413	my ($interval, $cb) = @_;
…		…
395		430
396	=cut	431	=cut
397		432
398	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
400		436
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	439	$Coro::current->desc ("timeslot manager");
404		440
405	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
406		443
407	while () {	444	while () {
408	next_job:	445	next_job:
		446
409	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	448
411	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	453	$job->[2]->send;
415	Coro::cede;	454	Coro::cede;
416	goto next_job;	455	goto next_job;
417	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	458	}
419	}	459	}
420		460
421	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;	464	$signal->wait;
425	} else {	465	} else {
		466	$busy = 0;
426	Coro::schedule;	467	Coro::schedule;
427	}	468	}
428	}	469	}
429	};	470	};
430		471
431	sub get_slot($;$$) {	472	sub get_slot($;$$) {
432	return if tick_inhibit;	473	return if tick_inhibit || $Coro::current == $Coro::main;
433		474
434	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
435		476
436	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
437	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
438		480
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
468		510
469	sub sync_job(&) {	511	sub sync_job(&) {
470	my ($job) = @_;	512	my ($job) = @_;
471		513
472	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
473	my $time = EV::time;	515	my $time = AE::time;
474		516
475	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
477		519
478	LOG llevError, Carp::longmess "sync job";#d#	520	LOG llevError, Carp::longmess "sync job";#d#
…		…
495	} else {	537	} else {
496	EV::loop EV::LOOP_ONESHOT;	538	EV::loop EV::LOOP_ONESHOT;
497	}	539	}
498	}	540	}
499		541
500	my $time = EV::time - $time;	542	my $time = AE::time - $time;
501		543
502	$TICK_START += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
503		545
504	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
505	} else {	547	} else {
…		…
549	reset_signals;	591	reset_signals;
550	&$cb	592	&$cb
551	}, @args;	593	}, @args;
552		594
553	wantarray ? @res : $res[-1]	595	wantarray ? @res : $res[-1]
		596	}
		597
		598	sub objinfo {
		599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
554	}	607	}
555		608
556	=item $coin = coin_from_name $name	609	=item $coin = coin_from_name $name
557		610
558	=cut	611	=cut
…		…
724		777
725	#############################################################################	778	#############################################################################
726		779
727	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
728		781
729	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
732		785
733	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
785		838
786	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
788		841
789	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
791		844
792	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
793		846
794	=over 4	847	=over 4
…		…
1085		1138
1086	sub reattach {	1139	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1141	my ($obj) = @_;
1089		1142
		1143	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1145
1092	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
1093		1147
1094	@$registry = ();	1148	@$registry = ();
1095		1149
…		…
1141	utf8::decode (my $decname = $filename);	1195	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1144		1198
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	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;
		1204	aio_fsync $fh;
		1205	}
1149	close $fh;	1206	aio_close $fh;
1150		1207
1151	if (@$objs) {	1208	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1157	close $fh;	1217	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1219	}
1160	} else {	1220	} else {
1161	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1162	}	1222	}
1163		1223
1164	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1228	} else {
1166	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1167	}	1230	}
1168	} else {	1231	} else {
1169	aio_unlink $filename;	1232	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1171	}	1234	}
…		…
1262	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1263		1326
1264	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1265	}	1328	}
1266		1329
		1330	use File::Glob ();
		1331
1267	cf::player->attach (	1332	cf::player->attach (
1268	on_command => sub {	1333	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1270		1335
1271	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1272	or return;	1337	or return;
1273		1338
…		…
1303		1368
1304	cf::override;	1369	cf::override;
1305	},	1370	},
1306	);	1371	);
1307		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
		1385
1308	sub load_extensions {	1386	sub load_extensions {
1309	cf::sync_job {	1387	cf::sync_job {
1310	my %todo;	1388	my %todo;
1311		1389
1312	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1409
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1412
1335	$ext{source} =	1413	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1338	. $source	1416	. $source
1339	. "\n};\n1";	1417	. "\n};\n1";
1340		1418
1341	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1342	}	1420	}
1343		1421
		1422	my $pass = 0;
1344	my %done;	1423	my %done;
1345	while (%todo) {	1424	while (%todo) {
1346	my $progress;	1425	my $progress;
1347		1426
		1427	++$pass;
		1428
		1429	ext:
1348	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1432	next ext
1351	unless exists $done{$_};	1433	unless exists $done{$_};
1352	}	1434	}
1353		1435
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1437
1356	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1442
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1444	if exists $v->{meta}{mandatory};
1364		1445
1365	warn $msg;	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1447	delete $todo{$k};
		1448	} else {
		1449	$done{$k} = delete $todo{$k};
		1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1366	}	1455	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1456	}
1372		1457
1373	skip:	1458	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1376	}	1466	}
1377	};	1467	};
1378	}	1468	}
1379		1469
1380	#############################################################################	1470	#############################################################################
1381		1471
1382	=back	1472	=back
1383		1473
1384	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1385		1475
1386	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1387		1477
1388	=cut	1478	=cut
1389		1479
1390	package cf::player;	1480	package cf::player;
1391		1481
…		…
1434		1524
1435	sub exists($) {	1525	sub exists($) {
1436	my ($login) = @_;	1526	my ($login) = @_;
1437		1527
1438	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1440	}	1530	}
1441		1531
1442	sub find($) {	1532	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1534	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1546	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1547	or return;
1458		1548
1459	my $pl = cf::player::load_pl $f	1549	my $pl = cf::player::load_pl $f
1460	or return;	1550	or return;
		1551
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1552	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1553	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1464	}	1555	}
1465	}	1556	}
1466	}	1557	}
1467		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
		1571
1468	sub save($) {	1572	sub save($) {
1469	my ($pl) = @_;	1573	my ($pl) = @_;
1470		1574
1471	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1472		1576
…		…
1477		1581
1478	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1480		1584
1481	cf::get_slot 0.01;	1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1482		1589
1483	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1591	cf::cede_to_tick;
1485	}	1592	}
1486		1593
…		…
1518	my ($pl) = @_;	1625	my ($pl) = @_;
1519		1626
1520	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1521		1628
1522	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1523	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1524		1631
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1526	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1528	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1529		1638
1530	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1570		1679
1571	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
1572	my $path = path $login;	1681	my $path = path $login;
1573		1682
1574	# a .pst is a dead give-away for a valid player	1683	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1689	}
1580		1690
…		…
1584		1694
1585	\@logins	1695	\@logins
1586	}	1696	}
1587		1697
1588	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1589		1701
1590	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1591	player. May block.	1703	player. May block.
1592		1704
1593	=cut	1705	=cut
…		…
1611	}	1723	}
1612		1724
1613	\@paths	1725	\@paths
1614	}	1726	}
1615		1727
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1729
1618	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&amp;/g;
1643	$group =~ s/</&lt;/g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708		1731
1709	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1710		1733
1711	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1712		1735
…		…
1744		1767
1745	=cut	1768	=cut
1746		1769
1747	sub find_by_path($) {	1770	sub find_by_path($) {
1748	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1749		1774
1750	my ($match, $specificity);	1775	my ($match, $specificity);
1751		1776
1752	for my $region (list) {	1777	for my $region (list) {
1753	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		1811
1787	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	1813	$self->_create_random_map (
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1925		1950
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1928	}	1953	}
1929		1954
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	1955	sub decay_objects {
1940	my ($self) = @_;	1956	my ($self) = @_;
1941		1957
1942	return if $self->{deny_reset};	1958	return if $self->{deny_reset};
1943		1959
…		…
2025	sub find {	2041	sub find {
2026	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
2027		2043
2028	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
2029		2045
2030	cf::lock_wait "map_data:$path";#d#remove	2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2048
2033	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
2038	or return;	2051	or return;
2039		2052
2040	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
2041		2054
…		…
2043	or return;	2056	or return;
2044		2057
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
2048	undef $guard1;	2062	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2063	$map->reset;
2051	return find $path;	2064	return find $path;
2052	}	2065	}
2053		2066
2054	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
2055	}	2068	}
2056	}	2069	}
2057		2070
2058	sub pre_load { }	2071	sub pre_load { }
2059	sub post_load { }	2072	#sub post_load { } # XS
2060		2073
2061	sub load {	2074	sub load {
2062	my ($self) = @_;	2075	my ($self) = @_;
2063		2076
2064	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2094	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2095	$f->skip_block;
2083	$self->_load_objects ($f)	2096	$self->_load_objects ($f)
2084	or return;	2097	or return;
2085		2098
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
2087	if delete $self->{load_original};	2100	if delete $self->{load_original};
2088		2101
2089	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2103	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2104	unless (aio_stat $uniq) {
…		…
2109	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2123	$self->decay_objects;
2111	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
2112	$self->update_buttons;	2125	$self->update_buttons;
2113	cf::cede_to_tick;	2126	cf::cede_to_tick;
2114	$self->set_darkness_map;
2115	cf::cede_to_tick;
2116	$self->activate;	2127	$self->activate;
2117	}	2128	}
2118		2129
2119	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
…		…
2123	}	2134	}
2124		2135
2125	$self->post_load;	2136	$self->post_load;
2126	}	2137	}
2127		2138
		2139	# customize the map for a given player, i.e.
		2140	# return the _real_ map. used by e.g. per-player
		2141	# maps to change the path to ~playername/mappath
2128	sub customise_for {	2142	sub customise_for {
2129	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
2130		2144
2131	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2146	if $self->per_player;
…		…
2209	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2210		2224
2211	()	2225	()
2212	}	2226	}
2213		2227
		2228	# common code, used by both ->save and ->swapout
2214	sub save {	2229	sub _save {
2215	my ($self) = @_;	2230	my ($self) = @_;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2231
2219	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2220		2233
2221	return unless $self->dirty;	2234	return unless $self->dirty;
2222		2235
…		…
2242	} else {	2255	} else {
2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2256	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2244	}	2257	}
2245	}	2258	}
2246		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2247	sub swap_out {	2268	sub swap_out {
2248	my ($self) = @_;	2269	my ($self) = @_;
2249		2270
2250	# save first because save cedes
2251	$self->save;
2252
2253	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2254		2272
2255	return if $self->players;
2256	return if $self->in_memory != cf::MAP_ACTIVE;	2273	return if $self->in_memory != cf::MAP_ACTIVE;
2257	return if $self->{deny_save};	2274	return if $self->{deny_save};
		2275	return if $self->players;
2258		2276
2259	$self->in_memory (cf::MAP_SWAPPED);	2277	# first deactivate the map and "unlink" it from the core
2260
2261	$self->deactivate;	2278	$self->deactivate;
2262	$_->clear_links_to ($self) for values %cf::MAP;	2279	$_->clear_links_to ($self) for values %cf::MAP;
		2280	$self->in_memory (cf::MAP_SWAPPED);
		2281
		2282	# then atomically save
		2283	$self->_save;
		2284
		2285	# then free the map
2263	$self->clear;	2286	$self->clear;
2264	}	2287	}
2265		2288
2266	sub reset_at {	2289	sub reset_at {
2267	my ($self) = @_;	2290	my ($self) = @_;
…		…
2286		2309
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288		2311
2289	return if $self->players;	2312	return if $self->players;
2290		2313
2291	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2292		2315
2293	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2294		2317
2295	# need to save uniques path	2318	# need to save uniques path
2296	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2387	: normalise $_	2410	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2412	]
2390	}	2413	}
2391		2414
		2415	=item cf::map::static_maps
		2416
		2417	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2418	file in the shared directory excluding F</styles> and F</editor>). May
		2419	block.
		2420
		2421	=cut
		2422
		2423	sub static_maps() {
		2424	my @dirs = "";
		2425	my @maps;
		2426
		2427	while (@dirs) {
		2428	my $dir = shift @dirs;
		2429
		2430	next if $dir eq "/styles" || $dir eq "/editor";
		2431
		2432	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2433	or return;
		2434
		2435	for (@$files) {
		2436	s/\.map$// or next;
		2437	utf8::decode $_;
		2438	push @maps, "$dir/$_";
		2439	}
		2440
		2441	push @dirs, map "$dir/$_", @$dirs;
		2442	}
		2443
		2444	\@maps
		2445	}
		2446
2392	=back	2447	=back
2393		2448
2394	=head3 cf::object	2449	=head3 cf::object
2395		2450
2396	=cut	2451	=cut
…		…
2457	can be C<undef>. Does the right thing when the player is currently in a	2512	can be C<undef>. Does the right thing when the player is currently in a
2458	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2459		2514
2460	=cut	2515	=cut
2461		2516
		2517	our $SAY_CHANNEL = {
		2518	id => "say",
		2519	title => "Map",
		2520	reply => "say ",
		2521	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2522	};
		2523
		2524	our $CHAT_CHANNEL = {
		2525	id => "chat",
		2526	title => "Chat",
		2527	reply => "chat ",
		2528	tooltip => "Player chat and shouts, global to the server.",
		2529	};
		2530
2462	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2532	# with dialog boxes.
2464	#TODO: the first argument must go, split into a $npc->reply_to ( method	2533	#TODO: the first argument must go, split into a $npc->reply_to ( method
2465	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2535	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2548
2480	} else {	2549	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2552	}
2484	}	2553	}
2485	}	2554	}
2486		2555
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2512		2581
2513	=item $player_object->enter_link	2582	=item $player_object->enter_link
2514		2583
2515	Freezes the player and moves him/her to a special map (C<{link}>).	2584	Freezes the player and moves him/her to a special map (C<{link}>).
2516		2585
2517	The player should be reasonably safe there for short amounts of time. You	2586	The player should be reasonably safe there for short amounts of time (e.g.
2518	I<MUST> call C<leave_link> as soon as possible, though.	2587	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2588	though, as the palyer cannot control the character while it is on the link
		2589	map.
2519		2590
2520	Will never block.	2591	Will never block.
2521		2592
2522	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2523		2594
…		…
2548	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2549		2620
2550	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2551	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2552		2623
2553	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2554	}	2625	}
2555		2626
2556	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2557	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2558		2629
…		…
2575	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2577		2648
2578	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2581		2652
2582	$map->load;	2653	$map->load;
2583	$map->load_neighbours;	2654	$map->load_neighbours;
2584		2655
2585	return unless $self->contr->active;	2656	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2657
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2590	}	2663	}
2591		2664
2592	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2593		2666
2594	Moves the player to the given map-path and coordinates by first freezing	2667	Moves the player to the given map-path and coordinates by first freezing
2595	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2596	that has to return the map if sucecssful, and then unfreezes the player on	2669	that has to return the map if sucecssful, and then unfreezes the player on
2597	the new (success) or old (failed) map position. In either case, $done will	2670	the new (success) or old (failed) map position. In either case, $done will
2598	be called at the end of this process.	2671	be called at the end of this process.
		2672
		2673	Note that $check will be called with a potentially non-loaded map, so if
		2674	it needs a loaded map it has to call C<< ->load >>.
2599		2675
2600	=cut	2676	=cut
2601		2677
2602	our $GOTOGEN;	2678	our $GOTOGEN;
2603		2679
…		…
2682	}	2758	}
2683		2759
2684	sub prepare_random_map {	2760	sub prepare_random_map {
2685	my ($exit) = @_;	2761	my ($exit) = @_;
2686		2762
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2765	# that depends on the exit object
2692		2766
2693	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	2769	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2700	}	2776	}
2701		2777
2702	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2703		2779
2704	my $data = JSON::XS->new->utf8->pretty->canolicalize->encode ($rmp);	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2705	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2706	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2707		2783
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	2786	undef $fh;
2711	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2712		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2715	}	2795	}
2716	}	2796	}
2717		2797
2718	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2720		2800
2721	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2722		2802
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	2803	$self->enter_link;
2735		2804
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	2805	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2806	$Coro::current->{desc} = "enter_exit";
2742		2807
2743	$self->deactivate_recursive; # just to be sure
2744	unless (eval {	2808	unless (eval {
		2809	$self->deactivate_recursive; # just to be sure
		2810
		2811	# random map handling
		2812	{
		2813	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2814
		2815	prepare_random_map $exit
		2816	if $exit->slaying eq "/!";
		2817	}
		2818
		2819	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2820	my $x = $exit->stats->hp;
		2821	my $y = $exit->stats->sp;
		2822
2745	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2746		2824
		2825	# if exit is damned, update players death & WoR home-position
		2826	$self->contr->savebed ($map, $x, $y)
		2827	if $exit->flag (cf::FLAG_DAMNED);
		2828
2747	1;	2829	1
2748	}) {	2830	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "I'll try to bring you back to the map you were before. "	2832	. "I'll try to bring you back to the map you were before. "
2751	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2753		2835
2754	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2771	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2772	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2773		2855
2774	utf8::encode $text;	2856	utf8::encode $text;
2775	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2857	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2858	}
		2859
		2860	=item $client->send_big_packet ($pkt)
		2861
		2862	Like C<send_packet>, but tries to compress large packets, and fragments
		2863	them as required.
		2864
		2865	=cut
		2866
		2867	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2868
		2869	sub cf::client::send_big_packet {
		2870	my ($self, $pkt) = @_;
		2871
		2872	# try lzf for large packets
		2873	$pkt = "lzf " . Compress::LZF::compress $pkt
		2874	if 1024 <= length $pkt and $self->{can_lzf};
		2875
		2876	# split very large packets
		2877	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2878	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2879	$pkt = "frag";
		2880	}
		2881
		2882	$self->send_packet ($pkt);
2776	}	2883	}
2777		2884
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		2886
2780	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2784		2891
2785	=cut	2892	=cut
2786		2893
2787	# non-persistent channels (usually the info channel)	2894	# non-persistent channels (usually the info channel)
2788	our %CHANNEL = (	2895	our %CHANNEL = (
		2896	"c/motd" => {
		2897	id => "infobox",
		2898	title => "MOTD",
		2899	reply => undef,
		2900	tooltip => "The message of the day",
		2901	},
2789	"c/identify" => {	2902	"c/identify" => {
2790	id => "infobox",	2903	id => "infobox",
2791	title => "Identify",	2904	title => "Identify",
2792	reply => undef,	2905	reply => undef,
2793	tooltip => "Items recently identified",	2906	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	2908	"c/examine" => {
2796	id => "infobox",	2909	id => "infobox",
2797	title => "Examine",	2910	title => "Examine",
2798	reply => undef,	2911	reply => undef,
2799	tooltip => "Signs and other items you examined",	2912	tooltip => "Signs and other items you examined",
		2913	},
		2914	"c/shopinfo" => {
		2915	id => "infobox",
		2916	title => "Shop Info",
		2917	reply => undef,
		2918	tooltip => "What your bargaining skill tells you about the shop",
2800	},	2919	},
2801	"c/book" => {	2920	"c/book" => {
2802	id => "infobox",	2921	id => "infobox",
2803	title => "Book",	2922	title => "Book",
2804	reply => undef,	2923	reply => undef,
…		…
2820	id => "infobox",	2939	id => "infobox",
2821	title => "Body Parts",	2940	title => "Body Parts",
2822	reply => undef,	2941	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	2942	tooltip => "Shows which body parts you posess and are available",
2824	},	2943	},
		2944	"c/statistics" => {
		2945	id => "infobox",
		2946	title => "Statistics",
		2947	reply => undef,
		2948	tooltip => "Shows your primary statistics",
		2949	},
		2950	"c/skills" => {
		2951	id => "infobox",
		2952	title => "Skills",
		2953	reply => undef,
		2954	tooltip => "Shows your experience per skill and item power",
		2955	},
		2956	"c/shopitems" => {
		2957	id => "infobox",
		2958	title => "Shop Items",
		2959	reply => undef,
		2960	tooltip => "Shows the items currently for sale in this shop",
		2961	},
		2962	"c/resistances" => {
		2963	id => "infobox",
		2964	title => "Resistances",
		2965	reply => undef,
		2966	tooltip => "Shows your resistances",
		2967	},
		2968	"c/pets" => {
		2969	id => "infobox",
		2970	title => "Pets",
		2971	reply => undef,
		2972	tooltip => "Shows information abotu your pets/a specific pet",
		2973	},
		2974	"c/perceiveself" => {
		2975	id => "infobox",
		2976	title => "Perceive Self",
		2977	reply => undef,
		2978	tooltip => "You gained detailed knowledge about yourself",
		2979	},
2825	"c/uptime" => {	2980	"c/uptime" => {
2826	id => "infobox",	2981	id => "infobox",
2827	title => "Uptime",	2982	title => "Uptime",
2828	reply => undef,	2983	reply => undef,
2829	tooltip => "How long the server has been running since last restart",	2984	tooltip => "How long the server has been running since last restart",
…		…
2832	id => "infobox",	2987	id => "infobox",
2833	title => "Map Info",	2988	title => "Map Info",
2834	reply => undef,	2989	reply => undef,
2835	tooltip => "Information related to the maps",	2990	tooltip => "Information related to the maps",
2836	},	2991	},
		2992	"c/party" => {
		2993	id => "party",
		2994	title => "Party",
		2995	reply => "gsay ",
		2996	tooltip => "Messages and chat related to your party",
		2997	},
		2998	"c/death" => {
		2999	id => "death",
		3000	title => "Death",
		3001	reply => undef,
		3002	tooltip => "Reason for and more info about your most recent death",
		3003	},
		3004	"c/say" => $SAY_CHANNEL,
		3005	"c/chat" => $CHAT_CHANNEL,
2837	);	3006	);
2838		3007
2839	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3010
2842	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2843		3013
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		3015
2846	# check predefined channels, for the benefit of C	3016	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	3017	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	3018	$channel = $CHANNEL{$channel};
2849		3019
2850	$self->ext_msg (channel_info => $channel)	3020	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	3021	$channel = $channel->{id};
2854		3022
2855	} elsif (ref $channel) {	3023	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	3027	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	3028	}
2862		3029
2863	$channel = $channel->{id};	3030	$channel = $channel->{id};
2864	}	3031	}
2865		3032
2866	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2867		3034
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3035	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2872		3038
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3042	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		3043
2887	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2888
2889	utf8::encode $msg;
2890
2891	if (0 && $msg =~ /\[/) {
2892	# COMMAND/INFO
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}
2900	}	3045	}
2901		3046
2902	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2903		3048
2904	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2907		3052
2908	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2910		3055
2911	if ($self->extcmd == 2) {	3056	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}	3061	}
2917	}	3062	}
2918		3063
2919	=item $client->ext_reply ($msgid, @msg)	3064	=item $client->ext_reply ($msgid, @msg)
2920		3065
…		…
2924		3069
2925	sub cf::client::ext_reply($$@) {	3070	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;	3071	my ($self, $id, @msg) = @_;
2927		3072
2928	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {	3075	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove	3076	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;	3077	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}	3079	}
2935	}	3080	}
2936		3081
2937	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2938		3083
…		…
3039		3184
3040	$coro	3185	$coro
3041	}	3186	}
3042		3187
3043	cf::client->attach (	3188	cf::client->attach (
3044	on_destroy => sub {	3189	on_client_destroy => sub {
3045	my ($ns) = @_;	3190	my ($ns) = @_;
3046		3191
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3193	},
3049	);	3194	);
…		…
3065	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
3066		3211
3067	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
3068		3213
3069	$safe->permit_only (Opcode::opset qw(	3214	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3215	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3216	grepstart grepwhile mapstart mapwhile
3072	sort time	3217	sort time
3073	));	3218	));
3074		3219
3075	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
…		…
3078		3223
3079	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
3080		3225
3081	cf::object	3226	cf::object
3082	contr pay_amount pay_player map x y force_find force_add destroy	3227	contr pay_amount pay_player map x y force_find force_add destroy
3083	insert remove name archname title slaying race decrease_ob_nr	3228	insert remove name archname title slaying race decrease split
		3229	value
3084		3230
3085	cf::object::player	3231	cf::object::player
3086	player	3232	player
3087		3233
3088	cf::player	3234	cf::player
…		…
3093		3239
3094	=cut	3240	=cut
3095		3241
3096	for (	3242	for (
3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3098	insert remove inv name archname title slaying race	3244	insert remove inv nrof name archname title slaying race
3099	decrease_ob_nr destroy)],	3245	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
3103	) {	3249	) {
3104	no strict 'refs';	3250	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3124		3270
3125	my $qcode = $code;	3271	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
3128		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
3129	local $_;	3278	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3279
3132	my $eval =	3280	my $eval =
3133	"do {\n"	3281	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3284	. $code
3137	. "\n}"	3285	. "\n}"
3138	;	3286	;
3139		3287
		3288	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
3143		3297
3144	if ($@) {	3298	if ($@) {
3145	warn "$@";	3299	warn "$@";
3146	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
3147	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
3166	=cut	3320	=cut
3167		3321
3168	sub register_script_function {	3322	sub register_script_function {
3169	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
3170		3324
3171	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
3173	}	3327	}
3174		3328
3175	=back	3329	=back
3176		3330
3177	=cut	3331	=cut
…		…
3198		3352
3199	$facedata->{version} == 2	3353	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
3201		3355
3202	# patch in the exptable	3356	# patch in the exptable
		3357	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3203	$facedata->{resource}{"res/exp_table"} = {	3358	$facedata->{resource}{"res/exp_table"} = {
3204	type => FT_RSRC,	3359	type => FT_RSRC,
3205	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3360	data => $exp_table,
		3361	hash => (Digest::MD5::md5 $exp_table),
3206	};	3362	};
3207	cf::cede_to_tick;	3363	cf::cede_to_tick;
3208		3364
3209	{	3365	{
3210	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
…		…
3212	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3370
3215	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3219		3375
3220	cf::cede_to_tick;	3376	cf::cede_to_tick;
3221	}	3377	}
3222		3378
3223	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
…		…
3247		3403
3248	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
3249	}	3405	}
3250		3406
3251	{	3407	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
3255		3409
3256	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
3257	if (defined $info->{type}) {	3411	if (defined $info->{type}) {
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3413
3261	if ($info->{type} & 1) {	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	cf::face::set_type $idx, $info->{type};	3415	cf::face::set_type $idx, $info->{type};
3276	} else {	3416	} else {
3277	$RESOURCE{$name} = $info;	3417	$RESOURCE{$name} = $info;
3278	}	3418	}
3279		3419
…		…
3312	while (my ($k, $v) = each %$want) {	3452	while (my ($k, $v) = each %$want) {
3313	$ns->fx_want ($k, $v);	3453	$ns->fx_want ($k, $v);
3314	}	3454	}
3315	};	3455	};
3316		3456
		3457	sub load_resource_file($) {
		3458	my $guard = lock_acquire "load_resource_file";
		3459
		3460	my $status = load_resource_file_ $_[0];
		3461	get_slot 0.1, 100;
		3462	cf::arch::commit_load;
		3463
		3464	$status
		3465	}
		3466
3317	sub reload_regions {	3467	sub reload_regions {
3318	# HACK to clear player env face cache, we need some signal framework	3468	# HACK to clear player env face cache, we need some signal framework
3319	# for this (global event?)	3469	# for this (global event?)
3320	%ext::player_env::MUSIC_FACE_CACHE = ();	3470	%ext::player_env::MUSIC_FACE_CACHE = ();
3321		3471
…		…
3334	}	3484	}
3335		3485
3336	sub reload_archetypes {	3486	sub reload_archetypes {
3337	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
3338	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
3339	#d# NEED to laod twice to resolve forward references
3340	# this really needs to be done in an extra post-pass
3341	# (which needs to be synchronous, so solve it differently)
3342	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";
3344	}	3489	}
3345		3490
3346	sub reload_treasures {	3491	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
3349	}	3494	}
3350		3495
3351	sub reload_resources {	3496	sub reload_resources {
3352	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
3353		3498
		3499	reload_facedata;
		3500	reload_archetypes;
3354	reload_regions;	3501	reload_regions;
3355	reload_facedata;
3356	#reload_archetypes;#d#
3357	reload_archetypes;
3358	reload_treasures;	3502	reload_treasures;
3359		3503
3360	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
3361	}	3505	}
3362		3506
3363	sub init {
3364	reload_resources;
3365	}
3366
3367	sub reload_config {	3507	sub reload_config {
		3508	warn "reloading config file...\n";
		3509
3368	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
3369	or return;	3511	or return;
3370		3512
3371	local $/;	3513	local $/;
3372	*CFG = YAML::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
3373		3515
3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3375		3517
3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3518	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3519	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3381	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3382	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3383	};	3525	};
3384	warn $@ if $@;	3526	warn $@ if $@;
3385	}	3527	}
		3528
		3529	warn "finished reloading resource files\n";
		3530	}
		3531
		3532	sub pidfile() {
		3533	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3534	or die "$PIDFILE: $!";
		3535	flock $fh, &Fcntl::LOCK_EX
		3536	or die "$PIDFILE: flock: $!";
		3537	$fh
		3538	}
		3539
		3540	# make sure only one server instance is running at any one time
		3541	sub atomic {
		3542	my $fh = pidfile;
		3543
		3544	my $pid = <$fh>;
		3545	kill 9, $pid if $pid > 0;
		3546
		3547	seek $fh, 0, 0;
		3548	print $fh $$;
		3549	}
		3550
		3551	sub main_loop {
		3552	warn "EV::loop starting\n";
		3553	if (1) {
		3554	EV::loop;
		3555	}
		3556	warn "EV::loop returned\n";
		3557	goto &main_loop unless $REALLY_UNLOOP;
3386	}	3558	}
3387		3559
3388	sub main {	3560	sub main {
		3561	cf::init_globals; # initialise logging
		3562
		3563	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3564	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3565	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3566	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3567
		3568	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3569
3389	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3390	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3391	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3572	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3392	(async {	3573	(async {
3393	$Coro::current->{desc} = "IDLE BUG HANDLER";	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
3394	EV::loop EV::LOOP_ONESHOT;	3575	EV::loop EV::LOOP_ONESHOT;
3395	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3396	};	3577	};
3397		3578
3398	reload_config;
3399	db_init;
3400	load_extensions;
3401
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	evthread_start IO::AIO::poll_fileno;	3579	evthread_start IO::AIO::poll_fileno;
3404	EV::loop;	3580
		3581	cf::sync_job {
		3582	cf::init_experience;
		3583	cf::init_anim;
		3584	cf::init_attackmess;
		3585	cf::init_dynamic;
		3586
		3587	cf::load_settings;
		3588	cf::load_materials;
		3589
		3590	reload_resources;
		3591	reload_config;
		3592	db_init;
		3593
		3594	cf::init_uuid;
		3595	cf::init_signals;
		3596	cf::init_skills;
		3597
		3598	cf::init_beforeplay;
		3599
		3600	atomic;
		3601
		3602	load_extensions;
		3603
		3604	utime time, time, $RUNTIMEFILE;
		3605
		3606	# no (long-running) fork's whatsoever before this point(!)
		3607	use POSIX ();
		3608	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3609
		3610	(pop @POST_INIT)->(0) while @POST_INIT;
		3611	};
		3612
		3613	cf::object::thawer::errors_are_fatal 0;
		3614	warn "parse errors in files are no longer fatal from this point on.\n";
		3615
		3616	main_loop;
3405	}	3617	}
3406		3618
3407	#############################################################################	3619	#############################################################################
3408	# initialisation and cleanup	3620	# initialisation and cleanup
3409		3621
3410	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3411	BEGIN {	3623	BEGIN {
3412	our %SIGWATCHER = ();	3624	our %SIGWATCHER = ();
3413	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3414	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3415	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3416	};	3628	};
3417	}	3629	}
3418	}	3630	}
3419		3631
3420	sub write_runtime_sync {	3632	sub write_runtime_sync {
3421	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3422		3634
3423	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3425		3637
3426	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3639
3428	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3429		3641
3430	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431	or return;	3643	or return;
3432		3644
3433	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3445	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3446		3658
3447	close $fh	3659	close $fh
3448	or return;	3660	or return;
3449		3661
3450	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3663	and return;
3452		3664
3453	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454		3666
3455	1	3667	1
3456	}	3668	}
3457		3669
3458	our $uuid_lock;	3670	our $uuid_lock;
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3679	my $uuid = "$LOCALDIR/uuid";
3468		3680
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3682	or return;
3471		3683
3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3684	my $value = uuid_seq uuid_cur;
		3685
		3686	unless ($value) {
		3687	warn "cowardly refusing to write zero uuid value!\n";
		3688	return;
		3689	}
		3690
		3691	my $value = uuid_str $value + $uuid_skip;
3473	$uuid_skip = 0;	3692	$uuid_skip = 0;
3474		3693
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3695	and return;
3477		3696
…		…
3499	}	3718	}
3500		3719
3501	sub emergency_save() {	3720	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3503		3722
3504	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3505		3724
3506	cf::sync_job {	3725	cf::sync_job {
		3726	# this is a trade-off: we want to be very quick here, so
		3727	# save all maps without fsync, and later call a global sync
		3728	# (which in turn might be very very slow)
		3729	local $USE_FSYNC = 0;
		3730
3507	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	3737	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	3739	$pl->save;
3516	}	3740	}
3517	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3518		3742
3519	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3520	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	3746	$map->valid or next;
3523	$map->save;	3747	$map->save;
3524	}	3748	}
3525	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3526		3750
3527	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
3530		3754
3531	warn "begin write uuid\n";	3755	warn "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	3756	write_uuid_sync 1;
3533	warn "end write uuid\n";	3757	warn "emergency_perl_save: end write uuid\n";
3534	};	3758	};
3535		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3536	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3537	}	3766	}
3538		3767
3539	sub post_cleanup {	3768	sub post_cleanup {
3540	my ($make_core) = @_;	3769	my ($make_core) = @_;
3541		3770
3542	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3543	if $make_core;	3772	if $make_core;
		3773
		3774	my $fh = pidfile;
		3775	unlink $PIDFILE if <$fh> == $$;
		3776	}
		3777
		3778	# a safer delete_package, copied from Symbol
		3779	sub clear_package($) {
		3780	my $pkg = shift;
		3781
		3782	# expand to full symbol table name if needed
		3783	unless ($pkg =~ /^main::.*::$/) {
		3784	$pkg = "main$pkg" if $pkg =~ /^::/;
		3785	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3786	$pkg .= '::' unless $pkg =~ /::$/;
		3787	}
		3788
		3789	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3790	my $stem_symtab = *{$stem}{HASH};
		3791
		3792	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3793	or return;
		3794
		3795	# clear all symbols
		3796	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3797	for my $name (keys %$leaf_symtab) {
		3798	_gv_clear *{"$pkg$name"};
		3799	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3800	}
3544	}	3801	}
3545		3802
3546	sub do_reload_perl() {	3803	sub do_reload_perl() {
3547	# can/must only be called in main	3804	# can/must only be called in main
3548	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3549	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3550	return;	3807	return;
3551	}	3808	}
3552		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3553	warn "reloading...";	3815	warn "reloading...";
3554		3816
3555	warn "entering sync_job";	3817	warn "entering sync_job";
3556		3818
3557	cf::sync_job {	3819	cf::sync_job {
3558	cf::write_runtime_sync; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3559	cf::emergency_save;	3821	cf::emergency_save;
3560	cf::write_runtime_sync; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3561		3823
3562	warn "syncing database to disk";	3824	warn "syncing database to disk";
3563	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3564		3826
3565	# if anything goes wrong in here, we should simply crash as we already saved	3827	# if anything goes wrong in here, we should simply crash as we already saved
3566		3828
3567	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3568	for (;;) {
3569	BDB::flush;
3570	IO::AIO::flush;
3571	Coro::cede_notself;
3572	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3573	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3574	}
3575
3576	++$RELOAD;
3577
3578	warn "cancelling all extension coros";
3579	$_->cancel for values %EXT_CORO;
3580	%EXT_CORO = ();
3581
3582	warn "removing commands";
3583	%COMMAND = ();
3584
3585	warn "removing ext/exti commands";
3586	%EXTCMD = ();
3587	%EXTICMD = ();
3588
3589	warn "unloading/nuking all extensions";
3590	for my $pkg (@EXTS) {
3591	warn "... unloading $pkg";
3592
3593	if (my $cb = $pkg->can ("unload")) {
3594	eval {
3595	$cb->($pkg);
3596	1
3597	} or warn "$pkg unloaded, but with errors: $@";
3598	}	3832	}
3599		3833
3600	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3601	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3602	}	3836	%EXT_CORO = ();
3603		3837
3604	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3605	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3606	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3607		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3608	warn "... unloading $k";	3847	warn "... unloading $pkg";
3609	delete $INC{$k};
3610		3848
3611	$k =~ s/\.pm$//;
3612	$k =~ s/\//::/g;
3613
3614	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3615	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3616	}	3858	}
3617		3859
3618	Symbol::delete_package $k;	3860	warn "unloading all perl modules loaded from $LIBDIR";
		3861	while (my ($k, $v) = each %INC) {
		3862	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3863
		3864	warn "... unloading $k";
		3865	delete $INC{$k};
		3866
		3867	$k =~ s/\.pm$//;
		3868	$k =~ s/\//::/g;
		3869
		3870	if (my $cb = $k->can ("unload_module")) {
		3871	$cb->();
		3872	}
		3873
		3874	clear_package $k;
3619	}	3875	}
3620		3876
3621	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3622	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3623	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3879	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3624		3880
3625	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3626	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3627	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3628		3884
3629	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3630	# and global variables created in xs	3886	# and global variables created in xs
3631	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3632		3888
3633	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3634		3890
3635	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3636	require cf;	3892	require cf;
3637	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3638		3894
3639	warn "loading config and database again";	3895	warn "loading config and database again";
3640	cf::reload_config;	3896	cf::reload_config;
3641		3897
3642	warn "loading extensions";	3898	warn "loading extensions";
3643	cf::load_extensions;	3899	cf::load_extensions;
3644		3900
		3901	if ($REATTACH_ON_RELOAD) {
3645	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3646	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3647	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3648	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3649	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3650	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3651		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3652	warn "leaving sync_job";	3913	warn "leaving sync_job";
3653		3914
3654	1	3915	1
3655	} or do {	3916	} or do {
3656	warn $@;	3917	warn $@;
3657	cf::cleanup "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3658	};	3919	};
3659		3920
3660	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3661	};	3927	};
3662		3928
3663	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3664		3930
3665	sub reload_perl() {	3931	sub reload_perl() {
3666	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3667	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3668		3934
		3935	$RELOAD_WATCHER ||= cf::async {
		3936	Coro::AIO::aio_wait cache_extensions;
		3937
3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3670	do_reload_perl;	3939	do_reload_perl;
3671	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
		3941	};
3672	};	3942	};
3673	}	3943	}
3674		3944
3675	register_command "reload" => sub {	3945	register_command "reload" => sub {
3676	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
…		…
3690		3960
3691	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3692	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3693		3963
3694	sub wait_for_tick {	3964	sub wait_for_tick {
3695	return if tick_inhibit;
3696	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3697		3966
3698	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3699	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3700	$signal->wait;	3969	$signal->wait;
3701	}	3970	}
3702		3971
3703	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3704	return if tick_inhibit;
3705	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3706		3974
3707	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3708	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3709	$signal->wait;	3977	$signal->wait;
3710	}	3978	}
…		…
3715	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3716	return;	3984	return;
3717	}	3985	}
3718		3986
3719	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
		3988
		3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3720		3990
3721	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3722	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3723	Coro::async_pool {	3993	Coro::async_pool {
3724	$Coro::current->{desc} = "runtime saver";	3994	$Coro::current->{desc} = "runtime saver";
…		…
3747	}	4017	}
3748		4018
3749	{	4019	{
3750	# configure BDB	4020	# configure BDB
3751		4021
3752	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3753	BDB::max_poll_reqs $TICK * 0.1;	4023	BDB::max_poll_reqs $TICK * 0.1;
3754	$Coro::BDB::WATCHER->priority (1);	4024	$AnyEvent::BDB::WATCHER->priority (1);
3755		4025
3756	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3757	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
3758	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3759	| BDB::LOG_AUTOREMOVE, 1);	4029	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4030	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3760	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3761	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3762		4033
3763	cf::sync_job {	4034	cf::sync_job {
3764	eval {	4035	eval {
…		…
3790	{	4061	{
3791	# configure IO::AIO	4062	# configure IO::AIO
3792		4063
3793	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3794	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3795	$Coro::AIO::WATCHER->priority (1);	4066	undef $AnyEvent::AIO::WATCHER;
3796	}	4067	}
3797		4068
3798	my $_log_backtrace;	4069	my $_log_backtrace;
3799		4070
3800	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3803	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3804		4075
3805	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3806	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3807	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3808	async {	4080	async {
3809	$Coro::current->{desc} = "abt $msg";	4081	$Coro::current->{desc} = "abt $msg";
3810		4082
3811	my @bt = fork_call {	4083	my @bt = fork_call {
3812	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
…		…
3823	}	4095	}
3824		4096
3825	@funcs	4097	@funcs
3826	};	4098	};
3827		4099
3828	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3829	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3830	--$_log_backtrace;	4103	--$_log_backtrace;
3831	};	4104	};
3832	} else {	4105	} else {
3833	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3834	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3835	}	4108	}
3836	}	4109	}
3837		4110
3838	# load additional modules	4111	# load additional modules
3839	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3840		4114
3841	END { cf::emergency_save }	4115	END { cf::emergency_save }
3842		4116
3843	1	4117	1
3844		4118

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