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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.371 by root, Thu Sep 13 16:16:01 2007 UTC vs.
Revision 1.523 by root, Sat Apr 17 02:39:46 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	124	our $DB_ENV;
89		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
90	our %CFG;	128	our %CFG;
91		129
92	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
94		133
95	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
98		137
99	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		140
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
105		150
106	binmode STDOUT;	151	binmode STDOUT;
107	binmode STDERR;	152	binmode STDERR;
108		153
109	# read virtual server time, if available	154	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
114	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
115		162
116	mkdir $_	163	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		165
119	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
120		167
121	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::"} };
122		184
123	#############################################################################	185	#############################################################################
124		186
125	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
126		188
…		…
162		224
163	The raw value load value from the last tick.	225	The raw value load value from the last tick.
164		226
165	=item %cf::CFG	227	=item %cf::CFG
166		228
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	230	from wherever your confdir points to.
169		231
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		233
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	235	returns directly I<after> the tick processing (and consequently, can only wake one process
174	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.
175		237
176	=item @cf::INVOKE_RESULTS	238	=item @cf::INVOKE_RESULTS
177		239
178	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
179	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
180	that call.	242	that call.
181		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
182	=back	250	=back
183		251
184	=cut	252	=cut
185		253
186	BEGIN {	254	$Coro::State::WARNHOOK = sub {
187	*CORE::GLOBAL::warn = sub {
188	my $msg = join "", @_;	255	my $msg = join "", @_;
189		256
190	$msg .= "\n"	257	$msg .= "\n"
191	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
192		259
193	$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;
194		261
195	LOG llevError, $msg;	262	LOG llevError, $msg;
196	};	263	};
197	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
198		278
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	289	for my $pkg (qw(
210	cf::global cf::attachable	290	cf::global cf::attachable
211	cf::object cf::object::player	291	cf::object cf::object::player
212	cf::client cf::player	292	cf::client cf::player
213	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
214	cf::map cf::party cf::region	295	cf::party cf::region
215	)) {	296	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	298	}
219		299
220	$Event::DIED = sub {	300	$EV::DIED = sub {
221	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
222	};	302	};
223		303
224	#############################################################################	304	#############################################################################
225		305
226	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	329	$d
250	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
251	}	331	}
252		332
253	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
254		334
255	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
256		336
257	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
258		338
259	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
260		340
261	=cut	341	=cut
262		342
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		344
265	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		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	}
267		361
268	=item cf::lock_wait $string	362	=item cf::lock_wait $string
269		363
270	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
271		365
272	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
273		367
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	370	for example when the coroutine gets canceled), the lock is automatically
277	returned.	371	returned.
278		372
279	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
280	deadlocked coro.	374	deadlocked coro.
…		…
286		380
287	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.
288		382
289	=cut	383	=cut
290		384
291	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		386
294	sub lock_wait($) {	387	sub lock_wait($) {
295	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	389	}
308		390
309	sub lock_acquire($) {	391	sub lock_acquire($) {
310	my ($key) = @_;	392	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	393	}
324		394
325	sub lock_active($) {	395	sub lock_active($) {
326	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	397	}
330		398
331	sub freeze_mainloop {	399	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
333		401
334	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	403	}
336	};	404
337	$TICK_WATCHER->stop;	405	=item cf::periodic $interval, $cb
338	$guard	406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
339	}	418	}
340		419
341	=item cf::get_slot $time[, $priority[, $name]]	420	=item cf::get_slot $time[, $priority[, $name]]
342		421
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		430
352	=cut	431	=cut
353		432
354	our @SLOT_QUEUE;	433	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
356		436
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
359	my $signal = new Coro::Signal;	441	my $signal = new Coro::Signal;
		442	my $busy;
360		443
361	while () {	444	while () {
362	next_job:	445	next_job:
		446
363	my $avail = cf::till_tick;	447	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	448
365	for (0 .. $#SLOT_QUEUE) {	449	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	452	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	453	$job->[2]->send;
369	Coro::cede;	454	Coro::cede;
370	goto next_job;	455	goto next_job;
371	}	456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	458	}
373	}	459	}
374		460
375	if (@SLOT_QUEUE) {	461	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	463	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	464	$signal->wait;
379	} else {	465	} else {
		466	$busy = 0;
380	Coro::schedule;	467	Coro::schedule;
381	}	468	}
382	}	469	}
383	};	470	};
384		471
385	sub get_slot($;$$) {	472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
386	my ($time, $pri, $name) = @_;	475	my ($time, $pri, $name) = @_;
387		476
388	$time = $TICK * .6 if $time > $TICK * .6;	477	$time = clamp $time, 0.01, $TICK * .6;
		478
389	my $sig = new Coro::Signal;	479	my $sig = new Coro::Signal;
390		480
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	483	$SLOT_QUEUE->ready;
…		…
404		494
405	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
406		496
407	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
408		498
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	502	acceptable.
413		503
414	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
420		510
421	sub sync_job(&) {	511	sub sync_job(&) {
422	my ($job) = @_;	512	my ($job) = @_;
423		513
424	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	515	my $time = AE::time;
426		516
427	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
429		519
430	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	521
432	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
433		523
434	my $busy = 1;	524	my $busy = 1;
435	my @res;	525	my @res;
436		526
437	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	529	@res = eval { $job->() };
439	warn $@ if $@;	530	warn $@ if $@;
440	undef $busy;	531	undef $busy;
441	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
442		533
443	while ($busy) {	534	while ($busy) {
444	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
445	}	539	}
		540	}
446		541
447	$time = Event::time - $time;	542	my $time = AE::time - $time;
448		543
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	544	$TICK_START += $time; # do not account sync jobs to server load
453		545
454	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
455	} else {	547	} else {
456	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
457		549
…		…
482	=item fork_call { }, $args	574	=item fork_call { }, $args
483		575
484	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
488		580
489	=cut	581	=cut
490		582
491	sub fork_call(&@) {	583	sub fork_call(&@) {
492	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
…		…
499	reset_signals;	591	reset_signals;
500	&$cb	592	&$cb
501	}, @args;	593	}, @args;
502		594
503	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	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
504	}	634	}
505		635
506	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
507		637
508	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
647		777
648	#############################################################################	778	#############################################################################
649		779
650	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
651		781
652	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
653	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")
654	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
655		785
656	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>
657	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
658	Crossfire TRT).	788	Deliantra).
659		789
660	=over 4	790	=over 4
661		791
662	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
663		793
…		…
707	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
708		838
709	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
710	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
711		841
712	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
714		844
715	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
716		846
717	=over 4	847	=over 4
…		…
945	}	1075	}
946		1076
947	0	1077	0
948	}	1078	}
949		1079
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1081
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1083
954	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
955		1085
…		…
961		1091
962	=cut	1092	=cut
963		1093
964	#############################################################################	1094	#############################################################################
965	# object support	1095	# object support
966	#
967		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
968	sub _can_merge {	1130	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1131	my ($ob1, $ob2) = @_;
970		1132
971	local $Storable::canonical = 1;	1133	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1134
975	$fob1 eq $fob2	1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
976	}	1137	}
977		1138
978	sub reattach {	1139	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1141	my ($obj) = @_;
981		1142
		1143	# no longer needed after getting rid of delete_package?
982	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
983		1145
984	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
985		1147
986	@$registry = ();	1148	@$registry = ();
987		1149
…		…
1002	cf::attachable->attach (	1164	cf::attachable->attach (
1003	prio => -1000000,	1165	prio => -1000000,
1004	on_instantiate => sub {	1166	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
1006		1168
1007	$data = from_json $data;	1169	$data = decode_json $data;
1008		1170
1009	for (@$data) {	1171	for (@$data) {
1010	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
1011		1173
1012	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
1025	},	1187	},
1026	);	1188	);
1027		1189
1028	sub object_freezer_save {	1190	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
1030
1031	my $guard = cf::lock_acquire "io";
1032		1192
1033	sync_job {	1193	sync_job {
1034	if (length $$rdata) {	1194	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1195	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
1038		1198
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	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	}
1043	close $fh;	1206	aio_close $fh;
1044		1207
1045	if (@$objs) {	1208	if (@$objs) {
1046	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) {
1047	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
1050	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	}
1051	close $fh;	1217	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1219	}
1054	} else {	1220	} else {
1055	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
1056	}	1222	}
1057		1223
1058	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1228	} else {
1060	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
1061	}	1230	}
1062	} else {	1231	} else {
1063	aio_unlink $filename;	1232	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
1065	}	1234	}
1066	};	1235	};
1067
1068	undef $guard;
1069	}	1236	}
1070		1237
1071	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1073		1240
…		…
1078		1245
1079	sub object_thawer_load {	1246	sub object_thawer_load {
1080	my ($filename) = @_;	1247	my ($filename) = @_;
1081		1248
1082	my ($data, $av);	1249	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1250
1086	(aio_load $filename, $data) >= 0	1251	(aio_load $filename, $data) >= 0
1087	or return;	1252	or return;
1088		1253
1089	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1256	or return;
1092		1257
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1095	}	1260	}
1096		1261
1097	utf8::decode (my $decname = $filename);	1262	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
…		…
1160	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1161		1326
1162	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1163	}	1328	}
1164		1329
		1330	use File::Glob ();
		1331
1165	cf::player->attach (	1332	cf::player->attach (
1166	on_command => sub {	1333	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1168		1335
1169	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1170	or return;	1337	or return;
1171		1338
…		…
1201		1368
1202	cf::override;	1369	cf::override;
1203	},	1370	},
1204	);	1371	);
1205		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
1206	sub load_extensions {	1386	sub load_extensions {
1207	cf::sync_job {	1387	cf::sync_job {
1208	my %todo;	1388	my %todo;
1209		1389
1210	for my $path (<$LIBDIR/*.ext>) {	1390	for my $path (<$LIBDIR/*.ext>) {
…		…
1229		1409
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1412
1233	$ext{source} =	1413	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1235	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1236	. $source	1416	. $source
1237	. "\n};\n1";	1417	. "\n};\n1";
1238		1418
1239	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1240	}	1420	}
1241		1421
		1422	my $pass = 0;
1242	my %done;	1423	my %done;
1243	while (%todo) {	1424	while (%todo) {
1244	my $progress;	1425	my $progress;
1245		1426
		1427	++$pass;
		1428
		1429	ext:
1246	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1432	next ext
1249	unless exists $done{$_};	1433	unless exists $done{$_};
1250	}	1434	}
1251		1435
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1437
1254	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1259	warn $msg;	1445
1260	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1447	delete $todo{$k};
1262	}	1448	} else {
1263		1449	$done{$k} = delete $todo{$k};
1264	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1265	}	1455	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1456	}
1271		1457
1272	skip:	1458	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	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	}
1275	}	1466	}
1276	};	1467	};
1277	}	1468	}
1278		1469
1279	#############################################################################	1470	#############################################################################
1280		1471
1281	=back	1472	=back
1282		1473
1283	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1284		1475
1285	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1286		1477
1287	=cut	1478	=cut
1288		1479
1289	package cf::player;	1480	package cf::player;
1290		1481
…		…
1333		1524
1334	sub exists($) {	1525	sub exists($) {
1335	my ($login) = @_;	1526	my ($login) = @_;
1336		1527
1337	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1339	}	1530	}
1340		1531
1341	sub find($) {	1532	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1534	my $login = $_[0];
…		…
1353	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1354		1545
1355	my $f = new_from_file cf::object::thawer path $login	1546	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1547	or return;
1357		1548
1358	$f->next;
1359	my $pl = cf::player::load_pl $f	1549	my $pl = cf::player::load_pl $f
1360	or return;	1550	or return;
		1551
1361	local $cf::PLAYER_LOADING{$login} = $pl;	1552	local $cf::PLAYER_LOADING{$login} = $pl;
1362	$f->resolve_delayed_derefs;	1553	$f->resolve_delayed_derefs;
1363	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1364	}	1555	}
1365	}	1556	}
1366	}	1557	}
1367		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
1368	sub save($) {	1572	sub save($) {
1369	my ($pl) = @_;	1573	my ($pl) = @_;
1370		1574
1371	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
1372		1576
…		…
1375		1579
1376	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1377		1581
1378	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1379	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
		1584
		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];
1380		1589
1381	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1382	cf::cede_to_tick;	1591	cf::cede_to_tick;
1383	}	1592	}
1384		1593
…		…
1416	my ($pl) = @_;	1625	my ($pl) = @_;
1417		1626
1418	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1419		1628
1420	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1421	$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
1422		1631
1423	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1424	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1425	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1426	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1427		1638
1428	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1429	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1468		1679
1469	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
1470	my $path = path $login;	1681	my $path = path $login;
1471		1682
1472	# a .pst is a dead give-away for a valid player	1683	# a .pst is a dead give-away for a valid player
1473	unless (-e "$path.pst") {	1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1474	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1475	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1476	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
1477	}	1689	}
1478		1690
…		…
1482		1694
1483	\@logins	1695	\@logins
1484	}	1696	}
1485		1697
1486	=item $player->maps	1698	=item $player->maps
		1699
		1700	=item cf::player::maps $login
1487		1701
1488	Returns an arrayref of map paths that are private for this	1702	Returns an arrayref of map paths that are private for this
1489	player. May block.	1703	player. May block.
1490		1704
1491	=cut	1705	=cut
…		…
1509	}	1723	}
1510		1724
1511	\@paths	1725	\@paths
1512	}	1726	}
1513		1727
1514	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1728	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1515		1729
1516	Expand crossfire pod fragments into protocol xml.	1730	Expand deliantra pod fragments into protocol xml.
1517
1518	=cut
1519
1520	sub expand_cfpod {
1521	((my $self), (local $_)) = @_;
1522
1523	# escape & and <
1524	s/&/&amp;/g;
1525	s/(?<![BIUGHT])</&lt;/g;
1526
1527	# this is buggy, it needs to properly take care of nested <'s
1528
1529	1 while
1530	# replace B<>, I<>, U<> etc.
1531	s/B<([^\>]*)>/<b>$1<\/b>/
1532	|| s/I<([^\>]*)>/<i>$1<\/i>/
1533	|| s/U<([^\>]*)>/<u>$1<\/u>/
1534	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1535	# replace G<male|female> tags
1536	|| s{G<([^>|]*)\|([^>]*)>}{
1537	$self->gender ? $2 : $1
1538	}ge
1539	# replace H<hint text>
1540	|| s{H<([^\>]*)>}
1541	{
1542	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1543	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1544	"")
1545	[$self->{hintmode}]
1546	}ge;
1547
1548	# create single paragraphs (very hackish)
1549	s/(?<=\S)\n(?=\w)/ /g;
1550
1551	# compress some whitespace
1552	s/\s+\n/\n/g; # ws line-ends
1553	s/\n\n+/\n/g; # double lines
1554	s/^\n+//; # beginning lines
1555	s/\n+$//; # ending lines
1556
1557	$_
1558	}
1559
1560	sub hintmode {
1561	$_[0]{hintmode} = $_[1] if @_ > 1;
1562	$_[0]{hintmode}
1563	}
1564		1731
1565	=item $player->ext_reply ($msgid, @msg)	1732	=item $player->ext_reply ($msgid, @msg)
1566		1733
1567	Sends an ext reply to the player.	1734	Sends an ext reply to the player.
1568		1735
…		…
1600		1767
1601	=cut	1768	=cut
1602		1769
1603	sub find_by_path($) {	1770	sub find_by_path($) {
1604	my ($path) = @_;	1771	my ($path) = @_;
		1772
		1773	$path =~ s/^~[^\/]*//; # skip ~login
1605		1774
1606	my ($match, $specificity);	1775	my ($match, $specificity);
1607		1776
1608	for my $region (list) {	1777	for my $region (list) {
1609	if ($region->{match} && $path =~ $region->{match}) {	1778	if ($region->{match} && $path =~ $region->{match}) {
…		…
1635	our $MAX_RESET = 3600;	1804	our $MAX_RESET = 3600;
1636	our $DEFAULT_RESET = 3000;	1805	our $DEFAULT_RESET = 3000;
1637		1806
1638	sub generate_random_map {	1807	sub generate_random_map {
1639	my ($self, $rmp) = @_;	1808	my ($self, $rmp) = @_;
		1809
		1810	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1811
1640	# mit "rum" bekleckern, nicht	1812	# mit "rum" bekleckern, nicht
1641	$self->_create_random_map (	1813	$self->_create_random_map (
1642	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1814	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1643	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1815	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1644	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1816	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1645	$rmp->{exit_on_final_map},	1817	$rmp->{exit_on_final_map},
1646	$rmp->{xsize}, $rmp->{ysize},	1818	$rmp->{xsize}, $rmp->{ysize},
1647	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1819	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1648	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1820	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1766		1938
1767	# the temporary/swap location	1939	# the temporary/swap location
1768	sub save_path {	1940	sub save_path {
1769	my ($self) = @_;	1941	my ($self) = @_;
1770		1942
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$TMPDIR/$path.map"	1944	"$TMPDIR/$path.map"
1773	}	1945	}
1774		1946
1775	# the unique path, undef == no special unique path	1947	# the unique path, undef == no special unique path
1776	sub uniq_path {	1948	sub uniq_path {
1777	my ($self) = @_;	1949	my ($self) = @_;
1778		1950
1779	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1951	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1780	"$UNIQUEDIR/$path"	1952	"$UNIQUEDIR/$path"
1781	}
1782
1783	# and all this just because we cannot iterate over
1784	# all maps in C++...
1785	sub change_all_map_light {
1786	my ($change) = @_;
1787
1788	$_->change_map_light ($change)
1789	for grep $_->outdoor, values %cf::MAP;
1790	}	1953	}
1791		1954
1792	sub decay_objects {	1955	sub decay_objects {
1793	my ($self) = @_;	1956	my ($self) = @_;
1794		1957
…		…
1878	sub find {	2041	sub find {
1879	my ($path, $origin) = @_;	2042	my ($path, $origin) = @_;
1880		2043
1881	$path = normalise $path, $origin && $origin->path;	2044	$path = normalise $path, $origin && $origin->path;
1882		2045
1883	cf::lock_wait "map_data:$path";#d#remove	2046	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1884	cf::lock_wait "map_find:$path";	2047	my $guard2 = cf::lock_acquire "map_find:$path";
1885		2048
1886	$cf::MAP{$path} || do {	2049	$cf::MAP{$path} || do {
1887	my $guard1 = cf::lock_acquire "map_find:$path";
1888	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1889
1890	my $map = new_from_path cf::map $path	2050	my $map = new_from_path cf::map $path
1891	or return;	2051	or return;
1892		2052
1893	$map->{last_save} = $cf::RUNTIME;	2053	$map->{last_save} = $cf::RUNTIME;
1894		2054
…		…
1896	or return;	2056	or return;
1897		2057
1898	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2058	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1899	# doing this can freeze the server in a sync job, obviously	2059	# doing this can freeze the server in a sync job, obviously
1900	#$cf::WAIT_FOR_TICK->wait;	2060	#$cf::WAIT_FOR_TICK->wait;
		2061	undef $guard2;
1901	undef $guard1;	2062	undef $guard1;
1902	undef $guard2;
1903	$map->reset;	2063	$map->reset;
1904	return find $path;	2064	return find $path;
1905	}	2065	}
1906		2066
1907	$cf::MAP{$path} = $map	2067	$cf::MAP{$path} = $map
1908	}	2068	}
1909	}	2069	}
1910		2070
1911	sub pre_load { }	2071	sub pre_load { }
1912	sub post_load { }	2072	#sub post_load { } # XS
1913		2073
1914	sub load {	2074	sub load {
1915	my ($self) = @_;	2075	my ($self) = @_;
1916		2076
1917	local $self->{deny_reset} = 1; # loading can take a long time	2077	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1934	my $f = new_from_file cf::object::thawer $self->{load_path};	2094	my $f = new_from_file cf::object::thawer $self->{load_path};
1935	$f->skip_block;	2095	$f->skip_block;
1936	$self->_load_objects ($f)	2096	$self->_load_objects ($f)
1937	or return;	2097	or return;
1938		2098
1939	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2099	$self->post_load_original
1940	if delete $self->{load_original};	2100	if delete $self->{load_original};
1941		2101
1942	if (my $uniq = $self->uniq_path) {	2102	if (my $uniq = $self->uniq_path) {
1943	utf8::encode $uniq;	2103	utf8::encode $uniq;
1944	unless (aio_stat $uniq) {	2104	unless (aio_stat $uniq) {
…		…
1962	unless ($self->{deny_activate}) {	2122	unless ($self->{deny_activate}) {
1963	$self->decay_objects;	2123	$self->decay_objects;
1964	$self->fix_auto_apply;	2124	$self->fix_auto_apply;
1965	$self->update_buttons;	2125	$self->update_buttons;
1966	cf::cede_to_tick;	2126	cf::cede_to_tick;
1967	$self->set_darkness_map;
1968	cf::cede_to_tick;
1969	$self->activate;	2127	$self->activate;
1970	}	2128	}
1971		2129
1972	$self->{last_save} = $cf::RUNTIME;	2130	$self->{last_save} = $cf::RUNTIME;
1973	$self->last_access ($cf::RUNTIME);	2131	$self->last_access ($cf::RUNTIME);
1974		2132
1975	$self->in_memory (cf::MAP_IN_MEMORY);	2133	$self->in_memory (cf::MAP_ACTIVE);
1976	}	2134	}
1977		2135
1978	$self->post_load;	2136	$self->post_load;
1979	}	2137	}
1980		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
1981	sub customise_for {	2142	sub customise_for {
1982	my ($self, $ob) = @_;	2143	my ($self, $ob) = @_;
1983		2144
1984	return find "~" . $ob->name . "/" . $self->{path}	2145	return find "~" . $ob->name . "/" . $self->{path}
1985	if $self->per_player;	2146	if $self->per_player;
…		…
2038	my ($path, $origin, $load) = @_;	2199	my ($path, $origin, $load) = @_;
2039		2200
2040	$path = normalise $path, $origin && $origin->{path};	2201	$path = normalise $path, $origin && $origin->{path};
2041		2202
2042	if (my $map = $cf::MAP{$path}) {	2203	if (my $map = $cf::MAP{$path}) {
2043	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2204	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2044	}	2205	}
2045		2206
2046	$MAP_PREFETCH{$path} |= $load;	2207	$MAP_PREFETCH{$path} |= $load;
2047		2208
2048	$MAP_PREFETCHER ||= cf::async {	2209	$MAP_PREFETCHER ||= cf::async {
		2210	$Coro::current->{desc} = "map prefetcher";
		2211
2049	while (%MAP_PREFETCH) {	2212	while (%MAP_PREFETCH) {
2050	while (my ($k, $v) = each %MAP_PREFETCH) {	2213	while (my ($k, $v) = each %MAP_PREFETCH) {
2051	if (my $map = find $k) {	2214	if (my $map = find $k) {
2052	$map->load if $v;	2215	$map->load if $v;
2053	}	2216	}
…		…
2060	$MAP_PREFETCHER->prio (6);	2223	$MAP_PREFETCHER->prio (6);
2061		2224
2062	()	2225	()
2063	}	2226	}
2064		2227
		2228	# common code, used by both ->save and ->swapout
2065	sub save {	2229	sub _save {
2066	my ($self) = @_;	2230	my ($self) = @_;
2067
2068	my $lock = cf::lock_acquire "map_data:$self->{path}";
2069		2231
2070	$self->{last_save} = $cf::RUNTIME;	2232	$self->{last_save} = $cf::RUNTIME;
2071		2233
2072	return unless $self->dirty;	2234	return unless $self->dirty;
2073		2235
…		…
2079	return if $self->{deny_save};	2241	return if $self->{deny_save};
2080		2242
2081	local $self->{last_access} = $self->last_access;#d#	2243	local $self->{last_access} = $self->last_access;#d#
2082		2244
2083	cf::async {	2245	cf::async {
		2246	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2247	$_->contr->save for $self->players;
2085	};	2248	};
		2249
		2250	cf::get_slot 0.02;
2086		2251
2087	if ($uniq) {	2252	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2254	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2255	} else {
2091	$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);
2092	}	2257	}
2093	}	2258	}
2094		2259
		2260	sub save {
		2261	my ($self) = @_;
		2262
		2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2264
		2265	$self->_save;
		2266	}
		2267
2095	sub swap_out {	2268	sub swap_out {
2096	my ($self) = @_;	2269	my ($self) = @_;
2097		2270
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2272
		2273	return if $self->in_memory != cf::MAP_ACTIVE;
		2274	return if $self->{deny_save};
2103	return if $self->players;	2275	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;
2105	return if $self->{deny_save};
2106		2276
2107	$self->in_memory (cf::MAP_SWAPPED);	2277	# first deactivate the map and "unlink" it from the core
2108
2109	$self->deactivate;	2278	$self->deactivate;
2110	$_->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
2111	$self->clear;	2286	$self->clear;
2112	}	2287	}
2113		2288
2114	sub reset_at {	2289	sub reset_at {
2115	my ($self) = @_;	2290	my ($self) = @_;
…		…
2134		2309
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";	2310	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136		2311
2137	return if $self->players;	2312	return if $self->players;
2138		2313
2139	warn "resetting map ", $self->path;	2314	warn "resetting map ", $self->path, "\n";
2140		2315
2141	$self->in_memory (cf::MAP_SWAPPED);	2316	$self->in_memory (cf::MAP_SWAPPED);
2142		2317
2143	# need to save uniques path	2318	# need to save uniques path
2144	unless ($self->{deny_save}) {	2319	unless ($self->{deny_save}) {
…		…
2227		2402
2228	sub unique_maps() {	2403	sub unique_maps() {
2229	[	2404	[
2230	map {	2405	map {
2231	utf8::decode $_;	2406	utf8::decode $_;
2232	/\.map$/	2407	s/\.map$//; # TODO future compatibility hack
		2408	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2409	? ()
2233	? normalise $_	2410	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2411	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2412	]
2237	}	2413	}
2238		2414
2239	package cf;	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	}
2240		2446
2241	=back	2447	=back
2242		2448
2243	=head3 cf::object	2449	=head3 cf::object
2244		2450
…		…
2248		2454
2249	=over 4	2455	=over 4
2250		2456
2251	=item $ob->inv_recursive	2457	=item $ob->inv_recursive
2252		2458
2253	Returns the inventory of the object _and_ their inventories, recursively.	2459	Returns the inventory of the object I<and> their inventories, recursively,
		2460	but I<not> the object itself.
2254		2461
2255	=cut	2462	=cut
2256		2463
2257	sub inv_recursive_;	2464	sub inv_recursive_;
2258	sub inv_recursive_ {	2465	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2470	inv_recursive_ inv $_[0]
2264	}	2471	}
2265		2472
2266	=item $ref = $ob->ref	2473	=item $ref = $ob->ref
2267		2474
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2475	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2476
2270	=item $ob = cf::object::deref ($refstring)	2477	=item $ob = cf::object::deref ($refstring)
2271		2478
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2479	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2480	even if the object actually exists. May block.
…		…
2275	=cut	2482	=cut
2276		2483
2277	sub deref {	2484	sub deref {
2278	my ($ref) = @_;	2485	my ($ref) = @_;
2279		2486
2280	# temporary compatibility#TODO#remove
2281	$ref =~ s{^<}{player/<};
2282
2283	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2487	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2284	my ($uuid, $name) = ($1, $2);	2488	my ($uuid, $name) = ($1, $2);
2285	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2489	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2286	or return;	2490	or return;
2287	$pl->ob->uuid eq $uuid	2491	$pl->ob->uuid eq $uuid
2288	or return;	2492	or return;
…		…
2308	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
2309	dialogue with the given NPC character.	2513	dialogue with the given NPC character.
2310		2514
2311	=cut	2515	=cut
2312		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
2313	# rough implementation of a future "reply" method that works	2531	# rough implementation of a future "reply" method that works
2314	# with dialog boxes.	2532	# with dialog boxes.
2315	#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
2316	sub cf::object::player::reply($$$;$) {	2534	sub cf::object::player::reply($$$;$) {
2317	my ($self, $npc, $msg, $flags) = @_;	2535	my ($self, $npc, $msg, $flags) = @_;
…		…
2328	my $dialog = $pl->{npc_dialog};	2546	my $dialog = $pl->{npc_dialog};
2329	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2547	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2330		2548
2331	} else {	2549	} else {
2332	$msg = $npc->name . " says: $msg" if $npc;	2550	$msg = $npc->name . " says: $msg" if $npc;
2333	$self->message ($msg, $flags);	2551	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2334	}	2552	}
2335	}	2553	}
2336	}	2554	}
2337		2555
2338	=item $object->send_msg ($channel, $msg, $color, [extra...])	2556	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2363		2581
2364	=item $player_object->enter_link	2582	=item $player_object->enter_link
2365		2583
2366	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}>).
2367		2585
2368	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.
2369	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.
2370		2590
2371	Will never block.	2591	Will never block.
2372		2592
2373	=item $player_object->leave_link ($map, $x, $y)	2593	=item $player_object->leave_link ($map, $x, $y)
2374		2594
…		…
2399	return if UNIVERSAL::isa $self->map, "ext::map_link";	2619	return if UNIVERSAL::isa $self->map, "ext::map_link";
2400		2620
2401	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2621	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2402	if $self->map && $self->map->{path} ne "{link}";	2622	if $self->map && $self->map->{path} ne "{link}";
2403		2623
2404	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2624	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2405	}	2625	}
2406		2626
2407	sub cf::object::player::leave_link {	2627	sub cf::object::player::leave_link {
2408	my ($self, $map, $x, $y) = @_;	2628	my ($self, $map, $x, $y) = @_;
2409		2629
…		…
2426	($x, $y) = (-1, -1)	2646	($x, $y) = (-1, -1)
2427	unless (defined $x) && (defined $y);	2647	unless (defined $x) && (defined $y);
2428		2648
2429	# use -1 or undef as default coordinates, not 0, 0	2649	# use -1 or undef as default coordinates, not 0, 0
2430	($x, $y) = ($map->enter_x, $map->enter_y)	2650	($x, $y) = ($map->enter_x, $map->enter_y)
2431	if $x <=0 && $y <= 0;	2651	if $x <= 0 && $y <= 0;
2432		2652
2433	$map->load;	2653	$map->load;
2434	$map->load_neighbours;	2654	$map->load_neighbours;
2435		2655
2436	return unless $self->contr->active;	2656	return unless $self->contr->active;
2437	$self->activate_recursive;
2438		2657
2439	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2658	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2440	$self->enter_map ($map, $x, $y);	2659	$self->enter_map ($map, $x, $y);
		2660
		2661	# only activate afterwards, to support waiting in hooks
		2662	$self->activate_recursive;
2441	}	2663	}
2442		2664
2443	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2665	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2444		2666
2445	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
2446	her, loading and preparing them map, calling the provided $check callback	2668	her, loading and preparing them map, calling the provided $check callback
2447	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
2448	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
2449	be called at the end of this process.	2671	be called at the end of this process.
2450		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 >>.
		2675
2451	=cut	2676	=cut
2452		2677
2453	our $GOTOGEN;	2678	our $GOTOGEN;
2454		2679
2455	sub cf::object::player::goto {	2680	sub cf::object::player::goto {
…		…
2459	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2684	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2460		2685
2461	$self->enter_link;	2686	$self->enter_link;
2462		2687
2463	(async {	2688	(async {
		2689	$Coro::current->{desc} = "player::goto $path $x $y";
		2690
2464	# *tag paths override both path and x|y	2691	# *tag paths override both path and x|y
2465	if ($path =~ /^\*(.*)$/) {	2692	if ($path =~ /^\*(.*)$/) {
2466	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2693	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2467	my $ob = $obs[rand @obs];	2694	my $ob = $obs[rand @obs];
2468		2695
…		…
2531	}	2758	}
2532		2759
2533	sub prepare_random_map {	2760	sub prepare_random_map {
2534	my ($exit) = @_;	2761	my ($exit) = @_;
2535		2762
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2763	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2764	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2765	# that depends on the exit object
2541		2766
2542	my $rmp = parse_random_map_params $exit->msg;	2767	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2769	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2770	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2771	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2772	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2773	$rmp->{origin_y} = $exit->y;
		2774
		2775	$exit->map->touch;
2549	}	2776	}
2550		2777
2551	$rmp->{random_seed} ||= $exit->random_seed;	2778	$rmp->{random_seed} ||= $exit->random_seed;
2552		2779
2553	my $data = cf::to_json $rmp;	2780	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2781	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2782	my $meta = "$RANDOMDIR/$md5.meta";
2556		2783
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2784	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2785	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2786	undef $fh;
2560	aio_rename "$meta~", $meta;	2787	aio_rename "$meta~", $meta;
2561		2788
		2789	my $slaying = "?random/$md5";
		2790
		2791	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2792	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2793	$exit->msg (undef);
		2794	}
2564	}	2795	}
2565	}	2796	}
2566		2797
2567	sub cf::object::player::enter_exit {	2798	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2799	my ($self, $exit) = @_;
2569		2800
2570	return unless $self->type == cf::PLAYER;	2801	return unless $self->type == cf::PLAYER;
2571		2802
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2803	$self->enter_link;
2584		2804
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2805	(async {
2590	$self->deactivate_recursive; # just to be sure	2806	$Coro::current->{desc} = "enter_exit";
		2807
2591	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
2592	$self->goto ($slaying, $hp, $sp);	2823	$self->goto ($map, $x, $y);
2593		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
2594	1;	2829	1
2595	}) {	2830	}) {
2596	$self->message ("Something went wrong deep within the crossfire server. "	2831	$self->message ("Something went wrong deep within the deliantra server. "
2597	. "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. "
2598	. "Please report this to the dungeon master!",	2833	. "Please report this to the dungeon master!",
2599	cf::NDI_UNIQUE | cf::NDI_RED);	2834	cf::NDI_UNIQUE | cf::NDI_RED);
2600		2835
2601	warn "ERROR in enter_exit: $@";	2836	warn "ERROR in enter_exit: $@";
…		…
2618	sub cf::client::send_drawinfo {	2853	sub cf::client::send_drawinfo {
2619	my ($self, $text, $flags) = @_;	2854	my ($self, $text, $flags) = @_;
2620		2855
2621	utf8::encode $text;	2856	utf8::encode $text;
2622	$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);
2623	}	2883	}
2624		2884
2625	=item $client->send_msg ($channel, $msg, $color, [extra...])	2885	=item $client->send_msg ($channel, $msg, $color, [extra...])
2626		2886
2627	Send a drawinfo or msg packet to the client, formatting the msg for the	2887	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2629	the message, with C<log> being the default. If C<$color> is negative, suppress	2889	the message, with C<log> being the default. If C<$color> is negative, suppress
2630	the message unless the client supports the msg packet.	2890	the message unless the client supports the msg packet.
2631		2891
2632	=cut	2892	=cut
2633		2893
		2894	# non-persistent channels (usually the info channel)
2634	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	},
2635	"c/identify" => {	2902	"c/identify" => {
2636	id => "identify",	2903	id => "infobox",
2637	title => "Identify",	2904	title => "Identify",
2638	reply => undef,	2905	reply => undef,
2639	tooltip => "Items recently identified",	2906	tooltip => "Items recently identified",
2640	},	2907	},
2641	"c/examine" => {	2908	"c/examine" => {
2642	id => "examine",	2909	id => "infobox",
2643	title => "Examine",	2910	title => "Examine",
2644	reply => undef,	2911	reply => undef,
2645	tooltip => "Signs and other items you examined",	2912	tooltip => "Signs and other items you examined",
2646	},	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",
		2919	},
		2920	"c/book" => {
		2921	id => "infobox",
		2922	title => "Book",
		2923	reply => undef,
		2924	tooltip => "The contents of a note or book",
		2925	},
		2926	"c/lookat" => {
		2927	id => "infobox",
		2928	title => "Look",
		2929	reply => undef,
		2930	tooltip => "What you saw there",
		2931	},
		2932	"c/who" => {
		2933	id => "infobox",
		2934	title => "Players",
		2935	reply => undef,
		2936	tooltip => "Shows players who are currently online",
		2937	},
		2938	"c/body" => {
		2939	id => "infobox",
		2940	title => "Body Parts",
		2941	reply => undef,
		2942	tooltip => "Shows which body parts you posess and are available",
		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	},
		2980	"c/uptime" => {
		2981	id => "infobox",
		2982	title => "Uptime",
		2983	reply => undef,
		2984	tooltip => "How long the server has been running since last restart",
		2985	},
		2986	"c/mapinfo" => {
		2987	id => "infobox",
		2988	title => "Map Info",
		2989	reply => undef,
		2990	tooltip => "Information related to the maps",
		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" => $CHAT_CHANNEL,
2647	);	3006	);
2648		3007
2649	sub cf::client::send_msg {	3008	sub cf::client::send_msg {
2650	my ($self, $channel, $msg, $color, @extra) = @_;	3009	my ($self, $channel, $msg, $color, @extra) = @_;
2651		3010
2652	$msg = $self->pl->expand_cfpod ($msg);	3011	$msg = $self->pl->expand_cfpod ($msg)
		3012	unless $color & cf::NDI_VERBATIM;
2653		3013
2654	$color &= cf::NDI_CLIENT_MASK; # just in case...	3014	$color &= cf::NDI_CLIENT_MASK; # just in case...
2655		3015
2656	# check predefined channels, for the benefit of C	3016	# check predefined channels, for the benefit of C
2657	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3017	if ($CHANNEL{$channel}) {
		3018	$channel = $CHANNEL{$channel};
2658		3019
		3020	$self->ext_msg (channel_info => $channel);
		3021	$channel = $channel->{id};
		3022
2659	if (ref $channel) {	3023	} elsif (ref $channel) {
2660	# send meta info to client, if not yet sent	3024	# send meta info to client, if not yet sent
2661	unless (exists $self->{channel}{$channel->{id}}) {	3025	unless (exists $self->{channel}{$channel->{id}}) {
2662	$self->{channel}{$channel->{id}} = $channel;	3026	$self->{channel}{$channel->{id}} = $channel;
2663	$self->ext_msg (channel_info => $channel)	3027	$self->ext_msg (channel_info => $channel);
2664	if $self->can_msg;
2665	}	3028	}
2666		3029
2667	$channel = $channel->{id};	3030	$channel = $channel->{id};
2668	}	3031	}
2669		3032
2670	return unless @extra || length $msg;	3033	return unless @extra || length $msg;
2671		3034
2672	if ($self->can_msg) {
2673	# default colour, mask it out	3035	# default colour, mask it out
2674	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3036	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2675	if $color & cf::NDI_DEF;	3037	if $color & cf::NDI_DEF;
2676		3038
2677	$self->send_packet ("msg " . $self->{json_coder}->encode (	3039	my $pkt = "msg "
		3040	. $self->{json_coder}->encode (
2678	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3041	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2679	} else {	3042	);
2680	if ($color >= 0) {
2681	# replace some tags by gcfclient-compatible ones
2682	for ($msg) {
2683	1 while
2684	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2685	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2686	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2687	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2688	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2689	}
2690		3043
2691	$color &= cf::NDI_COLOR_MASK;	3044	$self->send_big_packet ($pkt);
2692
2693	utf8::encode $msg;
2694
2695	if (0 && $msg =~ /\[/) {
2696	# COMMAND/INFO
2697	$self->send_packet ("drawextinfo $color 10 8 $msg")
2698	} else {
2699	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2700	$self->send_packet ("drawinfo $color $msg")
2701	}
2702	}
2703	}
2704	}	3045	}
2705		3046
2706	=item $client->ext_msg ($type, @msg)	3047	=item $client->ext_msg ($type, @msg)
2707		3048
2708	Sends an ext event to the client.	3049	Sends an ext event to the client.
…		…
2711		3052
2712	sub cf::client::ext_msg($$@) {	3053	sub cf::client::ext_msg($$@) {
2713	my ($self, $type, @msg) = @_;	3054	my ($self, $type, @msg) = @_;
2714		3055
2715	if ($self->extcmd == 2) {	3056	if ($self->extcmd == 2) {
2716	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3057	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2717	} elsif ($self->extcmd == 1) { # TODO: remove	3058	} elsif ($self->extcmd == 1) { # TODO: remove
2718	push @msg, msgtype => "event_$type";	3059	push @msg, msgtype => "event_$type";
2719	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3060	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2720	}	3061	}
2721	}	3062	}
2722		3063
2723	=item $client->ext_reply ($msgid, @msg)	3064	=item $client->ext_reply ($msgid, @msg)
2724		3065
…		…
2728		3069
2729	sub cf::client::ext_reply($$@) {	3070	sub cf::client::ext_reply($$@) {
2730	my ($self, $id, @msg) = @_;	3071	my ($self, $id, @msg) = @_;
2731		3072
2732	if ($self->extcmd == 2) {	3073	if ($self->extcmd == 2) {
2733	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2734	} elsif ($self->extcmd == 1) {	3075	} elsif ($self->extcmd == 1) {
2735	#TODO: version 1, remove	3076	#TODO: version 1, remove
2736	unshift @msg, msgtype => "reply", msgid => $id;	3077	unshift @msg, msgtype => "reply", msgid => $id;
2737	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3078	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2738	}	3079	}
2739	}	3080	}
2740		3081
2741	=item $success = $client->query ($flags, "text", \&cb)	3082	=item $success = $client->query ($flags, "text", \&cb)
2742		3083
…		…
2843		3184
2844	$coro	3185	$coro
2845	}	3186	}
2846		3187
2847	cf::client->attach (	3188	cf::client->attach (
2848	on_destroy => sub {	3189	on_client_destroy => sub {
2849	my ($ns) = @_;	3190	my ($ns) = @_;
2850		3191
2851	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3192	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2852	},	3193	},
2853	);	3194	);
…		…
2869	our $safe_hole = new Safe::Hole;	3210	our $safe_hole = new Safe::Hole;
2870		3211
2871	$SIG{FPE} = 'IGNORE';	3212	$SIG{FPE} = 'IGNORE';
2872		3213
2873	$safe->permit_only (Opcode::opset qw(	3214	$safe->permit_only (Opcode::opset qw(
2874	:base_core :base_mem :base_orig :base_math	3215	:base_core :base_mem :base_orig :base_math :base_loop
2875	grepstart grepwhile mapstart mapwhile	3216	grepstart grepwhile mapstart mapwhile
2876	sort time	3217	sort time
2877	));	3218	));
2878		3219
2879	# here we export the classes and methods available to script code	3220	# here we export the classes and methods available to script code
…		…
2881	=pod	3222	=pod
2882		3223
2883	The following functions and methods are available within a safe environment:	3224	The following functions and methods are available within a safe environment:
2884		3225
2885	cf::object	3226	cf::object
2886	contr pay_amount pay_player map x y force_find force_add	3227	contr pay_amount pay_player map x y force_find force_add destroy
2887	insert remove name archname title slaying race decrease_ob_nr	3228	insert remove name archname title slaying race decrease split
		3229	value
2888		3230
2889	cf::object::player	3231	cf::object::player
2890	player	3232	player
2891		3233
2892	cf::player	3234	cf::player
…		…
2897		3239
2898	=cut	3240	=cut
2899		3241
2900	for (	3242	for (
2901	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3243	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2902	insert remove inv name archname title slaying race	3244	insert remove inv nrof name archname title slaying race
2903	decrease_ob_nr)],	3245	decrease split destroy change_exp value msg lore send_msg)],
2904	["cf::object::player" => qw(player)],	3246	["cf::object::player" => qw(player)],
2905	["cf::player" => qw(peaceful)],	3247	["cf::player" => qw(peaceful send_msg)],
2906	["cf::map" => qw(trigger)],	3248	["cf::map" => qw(trigger)],
2907	) {	3249	) {
2908	no strict 'refs';	3250	no strict 'refs';
2909	my ($pkg, @funs) = @$_;	3251	my ($pkg, @funs) = @$_;
2910	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3252	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2928		3270
2929	my $qcode = $code;	3271	my $qcode = $code;
2930	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3272	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2931	$qcode =~ s/\n/\\n/g;	3273	$qcode =~ s/\n/\\n/g;
2932		3274
		3275	%vars = (_dummy => 0) unless %vars;
		3276
		3277	my @res;
2933	local $_;	3278	local $_;
2934	local @safe::cf::_safe_eval_args = values %vars;
2935		3279
2936	my $eval =	3280	my $eval =
2937	"do {\n"	3281	"do {\n"
2938	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3282	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2939	. "#line 0 \"{$qcode}\"\n"	3283	. "#line 0 \"{$qcode}\"\n"
2940	. $code	3284	. $code
2941	. "\n}"	3285	. "\n}"
2942	;	3286	;
2943		3287
		3288	if ($CFG{safe_eval}) {
2944	sub_generation_inc;	3289	sub_generation_inc;
		3290	local @safe::cf::_safe_eval_args = values %vars;
2945	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3291	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2946	sub_generation_inc;	3292	sub_generation_inc;
		3293	} else {
		3294	local @cf::_safe_eval_args = values %vars;
		3295	@res = wantarray ? eval eval : scalar eval $eval;
		3296	}
2947		3297
2948	if ($@) {	3298	if ($@) {
2949	warn "$@";	3299	warn "$@";
2950	warn "while executing safe code '$code'\n";	3300	warn "while executing safe code '$code'\n";
2951	warn "with arguments " . (join " ", %vars) . "\n";	3301	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2970	=cut	3320	=cut
2971		3321
2972	sub register_script_function {	3322	sub register_script_function {
2973	my ($fun, $cb) = @_;	3323	my ($fun, $cb) = @_;
2974		3324
2975	no strict 'refs';	3325	$fun = "safe::$fun" if $CFG{safe_eval};
2976	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3326	*$fun = $safe_hole->wrap ($cb);
2977	}	3327	}
2978		3328
2979	=back	3329	=back
2980		3330
2981	=cut	3331	=cut
…		…
3002		3352
3003	$facedata->{version} == 2	3353	$facedata->{version} == 2
3004	or cf::cleanup "$path: version mismatch, cannot proceed.";	3354	or cf::cleanup "$path: version mismatch, cannot proceed.";
3005		3355
3006	# 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]);
3007	$facedata->{resource}{"res/exp_table"} = {	3358	$facedata->{resource}{"res/exp_table"} = {
3008	type => FT_RSRC,	3359	type => FT_RSRC,
3009	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),
3010	};	3362	};
3011	cf::cede_to_tick;	3363	cf::cede_to_tick;
3012		3364
3013	{	3365	{
3014	my $faces = $facedata->{faceinfo};	3366	my $faces = $facedata->{faceinfo};
3015		3367
3016	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3017	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3369	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3370
3018	cf::face::set_visibility $idx, $info->{visibility};	3371	cf::face::set_visibility $idx, $info->{visibility};
3019	cf::face::set_magicmap $idx, $info->{magicmap};	3372	cf::face::set_magicmap $idx, $info->{magicmap};
3020	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3373	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3021	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3374	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3022		3375
3023	cf::cede_to_tick;	3376	cf::cede_to_tick;
3024	}	3377	}
3025		3378
3026	while (my ($face, $info) = each %$faces) {	3379	while (my ($face, $info) = each %$faces) {
3027	next unless $info->{smooth};	3380	next unless $info->{smooth};
		3381
3028	my $idx = cf::face::find $face	3382	my $idx = cf::face::find $face
3029	or next;	3383	or next;
		3384
3030	if (my $smooth = cf::face::find $info->{smooth}) {	3385	if (my $smooth = cf::face::find $info->{smooth}) {
3031	cf::face::set_smooth $idx, $smooth;	3386	cf::face::set_smooth $idx, $smooth;
3032	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3387	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3033	} else {	3388	} else {
3034	warn "smooth face '$info->{smooth}' not found for face '$face'";	3389	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3048		3403
3049	cf::anim::invalidate_all; # d'oh	3404	cf::anim::invalidate_all; # d'oh
3050	}	3405	}
3051		3406
3052	{	3407	{
3053	# TODO: for gcfclient pleasure, we should give resources
3054	# that gcfclient doesn't grok a >10000 face index.
3055	my $res = $facedata->{resource};	3408	my $res = $facedata->{resource};
3056		3409
3057	my $soundconf = delete $res->{"res/sound.conf"};
3058
3059	while (my ($name, $info) = each %$res) {	3410	while (my ($name, $info) = each %$res) {
		3411	if (defined $info->{type}) {
3060	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3412	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3061	my $data;
3062		3413
3063	if ($info->{type} & 1) {	3414	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3064	# prepend meta info	3415	cf::face::set_type $idx, $info->{type};
3065
3066	my $meta = $enc->encode ({
3067	name => $name,
3068	%{ $info->{meta} || {} },
3069	});
3070
3071	$data = pack "(w/a*)*", $meta, $info->{data};
3072	} else {	3416	} else {
3073	$data = $info->{data};	3417	$RESOURCE{$name} = $info;
3074	}	3418	}
3075		3419
3076	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3077	cf::face::set_type $idx, $info->{type};
3078
3079	cf::cede_to_tick;	3420	cf::cede_to_tick;
3080	}	3421	}
3081
3082	if ($soundconf) {
3083	$soundconf = $enc->decode (delete $soundconf->{data});
3084
3085	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3086	my $sound = $soundconf->{compat}[$_]
3087	or next;
3088
3089	my $face = cf::face::find "sound/$sound->[1]";
3090	cf::sound::set $sound->[0] => $face;
3091	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3092	}
3093
3094	while (my ($k, $v) = each %{$soundconf->{event}}) {
3095	my $face = cf::face::find "sound/$v";
3096	cf::sound::set $k => $face;
3097	}
3098	}
3099	}	3422	}
		3423
		3424	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3100		3425
3101	1	3426	1
3102	}	3427	}
		3428
		3429	cf::global->attach (on_resource_update => sub {
		3430	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3431	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3432
		3433	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3434	my $sound = $soundconf->{compat}[$_]
		3435	or next;
		3436
		3437	my $face = cf::face::find "sound/$sound->[1]";
		3438	cf::sound::set $sound->[0] => $face;
		3439	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3440	}
		3441
		3442	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3443	my $face = cf::face::find "sound/$v";
		3444	cf::sound::set $k => $face;
		3445	}
		3446	}
		3447	});
3103		3448
3104	register_exticmd fx_want => sub {	3449	register_exticmd fx_want => sub {
3105	my ($ns, $want) = @_;	3450	my ($ns, $want) = @_;
3106		3451
3107	while (my ($k, $v) = each %$want) {	3452	while (my ($k, $v) = each %$want) {
3108	$ns->fx_want ($k, $v);	3453	$ns->fx_want ($k, $v);
3109	}	3454	}
3110	};	3455	};
		3456
		3457	sub load_resource_file($) {
		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	$status
		3465	}
3111		3466
3112	sub reload_regions {	3467	sub reload_regions {
3113	# HACK to clear player env face cache, we need some signal framework	3468	# HACK to clear player env face cache, we need some signal framework
3114	# for this (global event?)	3469	# for this (global event?)
3115	%ext::player_env::MUSIC_FACE_CACHE = ();	3470	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3129	}	3484	}
3130		3485
3131	sub reload_archetypes {	3486	sub reload_archetypes {
3132	load_resource_file "$DATADIR/archetypes"	3487	load_resource_file "$DATADIR/archetypes"
3133	or die "unable to load archetypes\n";	3488	or die "unable to load archetypes\n";
3134	#d# NEED to laod twice to resolve forward references
3135	# this really needs to be done in an extra post-pass
3136	# (which needs to be synchronous, so solve it differently)
3137	load_resource_file "$DATADIR/archetypes"
3138	or die "unable to load archetypes\n";
3139	}	3489	}
3140		3490
3141	sub reload_treasures {	3491	sub reload_treasures {
3142	load_resource_file "$DATADIR/treasures"	3492	load_resource_file "$DATADIR/treasures"
3143	or die "unable to load treasurelists\n";	3493	or die "unable to load treasurelists\n";
3144	}	3494	}
3145		3495
3146	sub reload_resources {	3496	sub reload_resources {
3147	warn "reloading resource files...\n";	3497	warn "reloading resource files...\n";
3148		3498
		3499	reload_facedata;
		3500	reload_archetypes;
3149	reload_regions;	3501	reload_regions;
3150	reload_facedata;
3151	#reload_archetypes;#d#
3152	reload_archetypes;
3153	reload_treasures;	3502	reload_treasures;
3154		3503
3155	warn "finished reloading resource files\n";	3504	warn "finished reloading resource files\n";
3156	}	3505	}
3157		3506
3158	sub init {
3159	reload_resources;
3160	}
3161
3162	sub reload_config {	3507	sub reload_config {
		3508	warn "reloading config file...\n";
		3509
3163	open my $fh, "<:utf8", "$CONFDIR/config"	3510	open my $fh, "<:utf8", "$CONFDIR/config"
3164	or return;	3511	or return;
3165		3512
3166	local $/;	3513	local $/;
3167	*CFG = YAML::Syck::Load <$fh>;	3514	*CFG = YAML::XS::Load scalar <$fh>;
3168		3515
3169	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3516	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3170		3517
3171	$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};
3172	$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};
…		…
3176	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3523	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3177	and die "WARNING: m(un)lockall failed: $!\n";	3524	and die "WARNING: m(un)lockall failed: $!\n";
3178	};	3525	};
3179	warn $@ if $@;	3526	warn $@ if $@;
3180	}	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;
3181	}	3558	}
3182		3559
3183	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
3184	# we must not ever block the main coroutine	3570	# we must not ever block the main coroutine
3185	local $Coro::idle = sub {	3571	local $Coro::idle = sub {
3186	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#
3187	(async {	3573	(async {
3188	Event::one_event;	3574	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3575	EV::loop EV::LOOP_ONESHOT;
3189	})->prio (Coro::PRIO_MAX);	3576	})->prio (Coro::PRIO_MAX);
3190	};	3577	};
3191		3578
		3579	evthread_start IO::AIO::poll_fileno;
		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;
3192	reload_config;	3591	reload_config;
3193	db_init;	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
3194	load_extensions;	3602	load_extensions;
3195		3603
3196	$TICK_WATCHER->start;	3604	utime time, time, $RUNTIMEFILE;
3197	Event::loop;	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;
3198	}	3617	}
3199		3618
3200	#############################################################################	3619	#############################################################################
3201	# initialisation and cleanup	3620	# initialisation and cleanup
3202		3621
3203	# install some emergency cleanup handlers	3622	# install some emergency cleanup handlers
3204	BEGIN {	3623	BEGIN {
		3624	our %SIGWATCHER = ();
3205	for my $signal (qw(INT HUP TERM)) {	3625	for my $signal (qw(INT HUP TERM)) {
3206	Event->signal (	3626	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	signal => $signal,
3210	prio => 0,
3211	cb => sub {
3212	cf::cleanup "SIG$signal";	3627	cf::cleanup "SIG$signal";
3213	},
3214	);	3628	};
3215	}	3629	}
3216	}	3630	}
3217		3631
3218	sub write_runtime {	3632	sub write_runtime_sync {
3219	my $runtime = "$LOCALDIR/runtime";	3633	my $t0 = AE::time;
3220		3634
3221	# first touch the runtime file to show we are still running:	3635	# first touch the runtime file to show we are still running:
3222	# the fsync below can take a very very long time.	3636	# the fsync below can take a very very long time.
3223		3637
3224	IO::AIO::aio_utime $runtime, undef, undef;	3638	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3225		3639
3226	my $guard = cf::lock_acquire "write_runtime";	3640	my $guard = cf::lock_acquire "write_runtime";
3227		3641
3228	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3642	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3229	or return;	3643	or return;
3230		3644
3231	my $value = $cf::RUNTIME + 90 + 10;	3645	my $value = $cf::RUNTIME + 90 + 10;
3232	# 10 is the runtime save interval, for a monotonic clock	3646	# 10 is the runtime save interval, for a monotonic clock
3233	# 60 allows for the watchdog to kill the server.	3647	# 60 allows for the watchdog to kill the server.
…		…
3243	aio_utime $fh, undef, undef;	3657	aio_utime $fh, undef, undef;
3244		3658
3245	close $fh	3659	close $fh
3246	or return;	3660	or return;
3247		3661
3248	aio_rename "$runtime~", $runtime	3662	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3249	and return;	3663	and return;
3250		3664
3251	warn "runtime file written.\n";	3665	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3252		3666
3253	1	3667	1
		3668	}
		3669
		3670	our $uuid_lock;
		3671	our $uuid_skip;
		3672
		3673	sub write_uuid_sync($) {
		3674	$uuid_skip ||= $_[0];
		3675
		3676	return if $uuid_lock;
		3677	local $uuid_lock = 1;
		3678
		3679	my $uuid = "$LOCALDIR/uuid";
		3680
		3681	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3682	or return;
		3683
		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;
		3692	$uuid_skip = 0;
		3693
		3694	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3695	and return;
		3696
		3697	# always fsync - this file is important
		3698	aio_fsync $fh
		3699	and return;
		3700
		3701	close $fh
		3702	or return;
		3703
		3704	aio_rename "$uuid~", $uuid
		3705	and return;
		3706
		3707	warn "uuid file written ($value).\n";
		3708
		3709	1
		3710
		3711	}
		3712
		3713	sub write_uuid($$) {
		3714	my ($skip, $sync) = @_;
		3715
		3716	$sync ? write_uuid_sync $skip
		3717	: async { write_uuid_sync $skip };
3254	}	3718	}
3255		3719
3256	sub emergency_save() {	3720	sub emergency_save() {
3257	my $freeze_guard = cf::freeze_mainloop;	3721	my $freeze_guard = cf::freeze_mainloop;
3258		3722
3259	warn "enter emergency perl save\n";	3723	warn "emergency_perl_save: enter\n";
3260		3724
3261	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
3262	# use a peculiar iteration method to avoid tripping on perl	3731	# use a peculiar iteration method to avoid tripping on perl
3263	# refcount bugs in for. also avoids problems with players	3732	# refcount bugs in for. also avoids problems with players
3264	# and maps saved/destroyed asynchronously.	3733	# and maps saved/destroyed asynchronously.
3265	warn "begin emergency player save\n";	3734	warn "emergency_perl_save: begin player save\n";
3266	for my $login (keys %cf::PLAYER) {	3735	for my $login (keys %cf::PLAYER) {
3267	my $pl = $cf::PLAYER{$login} or next;	3736	my $pl = $cf::PLAYER{$login} or next;
3268	$pl->valid or next;	3737	$pl->valid or next;
		3738	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3269	$pl->save;	3739	$pl->save;
3270	}	3740	}
3271	warn "end emergency player save\n";	3741	warn "emergency_perl_save: end player save\n";
3272		3742
3273	warn "begin emergency map save\n";	3743	warn "emergency_perl_save: begin map save\n";
3274	for my $path (keys %cf::MAP) {	3744	for my $path (keys %cf::MAP) {
3275	my $map = $cf::MAP{$path} or next;	3745	my $map = $cf::MAP{$path} or next;
3276	$map->valid or next;	3746	$map->valid or next;
3277	$map->save;	3747	$map->save;
3278	}	3748	}
3279	warn "end emergency map save\n";	3749	warn "emergency_perl_save: end map save\n";
3280		3750
3281	warn "begin emergency database checkpoint\n";	3751	warn "emergency_perl_save: begin database checkpoint\n";
3282	BDB::db_env_txn_checkpoint $DB_ENV;	3752	BDB::db_env_txn_checkpoint $DB_ENV;
3283	warn "end emergency database checkpoint\n";	3753	warn "emergency_perl_save: end database checkpoint\n";
		3754
		3755	warn "emergency_perl_save: begin write uuid\n";
		3756	write_uuid_sync 1;
		3757	warn "emergency_perl_save: end write uuid\n";
3284	};	3758	};
3285		3759
		3760	warn "emergency_perl_save: starting sync()\n";
		3761	IO::AIO::aio_sync sub {
		3762	warn "emergency_perl_save: finished sync()\n";
		3763	};
		3764
3286	warn "leave emergency perl save\n";	3765	warn "emergency_perl_save: leave\n";
3287	}	3766	}
3288		3767
3289	sub post_cleanup {	3768	sub post_cleanup {
3290	my ($make_core) = @_;	3769	my ($make_core) = @_;
3291		3770
3292	warn Carp::longmess "post_cleanup backtrace"	3771	warn Carp::longmess "post_cleanup backtrace"
3293	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	}
3294	}	3801	}
3295		3802
3296	sub do_reload_perl() {	3803	sub do_reload_perl() {
3297	# can/must only be called in main	3804	# can/must only be called in main
3298	if ($Coro::current != $Coro::main) {	3805	if (in_main) {
3299	warn "can only reload from main coroutine";	3806	warn "can only reload from main coroutine";
3300	return;	3807	return;
3301	}	3808	}
3302		3809
		3810	return if $RELOAD++;
		3811
		3812	my $t1 = AE::time;
		3813
		3814	while ($RELOAD) {
3303	warn "reloading...";	3815	warn "reloading...";
3304		3816
3305	warn "entering sync_job";	3817	warn "entering sync_job";
3306		3818
3307	cf::sync_job {	3819	cf::sync_job {
3308	cf::write_runtime; # external watchdog should not bark	3820	cf::write_runtime_sync; # external watchdog should not bark
3309	cf::emergency_save;	3821	cf::emergency_save;
3310	cf::write_runtime; # external watchdog should not bark	3822	cf::write_runtime_sync; # external watchdog should not bark
3311		3823
3312	warn "syncing database to disk";	3824	warn "syncing database to disk";
3313	BDB::db_env_txn_checkpoint $DB_ENV;	3825	BDB::db_env_txn_checkpoint $DB_ENV;
3314		3826
3315	# 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
3316		3828
3317	warn "cancelling all WF_AUTOCANCEL watchers";
3318	for (Event::all_watchers) {
3319	$_->cancel if $_->data & WF_AUTOCANCEL;
3320	}
3321
3322	warn "flushing outstanding aio requests";	3829	warn "flushing outstanding aio requests";
3323	for (;;) {
3324	BDB::flush;
3325	IO::AIO::flush;
3326	Coro::cede;
3327	last unless IO::AIO::nreqs || BDB::nreqs;	3830	while (IO::AIO::nreqs || BDB::nreqs) {
3328	warn "iterate...";	3831	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3329	}
3330
3331	++$RELOAD;
3332
3333	warn "cancelling all extension coros";
3334	$_->cancel for values %EXT_CORO;
3335	%EXT_CORO = ();
3336
3337	warn "removing commands";
3338	%COMMAND = ();
3339
3340	warn "removing ext/exti commands";
3341	%EXTCMD = ();
3342	%EXTICMD = ();
3343
3344	warn "unloading/nuking all extensions";
3345	for my $pkg (@EXTS) {
3346	warn "... unloading $pkg";
3347
3348	if (my $cb = $pkg->can ("unload")) {
3349	eval {
3350	$cb->($pkg);
3351	1
3352	} or warn "$pkg unloaded, but with errors: $@";
3353	}	3832	}
3354		3833
3355	warn "... nuking $pkg";	3834	warn "cancelling all extension coros";
3356	Symbol::delete_package $pkg;	3835	$_->cancel for values %EXT_CORO;
3357	}	3836	%EXT_CORO = ();
3358		3837
3359	warn "unloading all perl modules loaded from $LIBDIR";	3838	warn "removing commands";
3360	while (my ($k, $v) = each %INC) {	3839	%COMMAND = ();
3361	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3362		3840
		3841	warn "removing ext/exti commands";
		3842	%EXTCMD = ();
		3843	%EXTICMD = ();
		3844
		3845	warn "unloading/nuking all extensions";
		3846	for my $pkg (@EXTS) {
3363	warn "... unloading $k";	3847	warn "... unloading $pkg";
3364	delete $INC{$k};
3365		3848
3366	$k =~ s/\.pm$//;
3367	$k =~ s/\//::/g;
3368
3369	if (my $cb = $k->can ("unload_module")) {	3849	if (my $cb = $pkg->can ("unload")) {
		3850	eval {
3370	$cb->();	3851	$cb->($pkg);
		3852	1
		3853	} or warn "$pkg unloaded, but with errors: $@";
		3854	}
		3855
		3856	warn "... clearing $pkg";
		3857	clear_package $pkg;
3371	}	3858	}
3372		3859
3373	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;
3374	}	3875	}
3375		3876
3376	warn "getting rid of safe::, as good as possible";	3877	warn "getting rid of safe::, as good as possible";
3377	Symbol::delete_package "safe::$_"	3878	clear_package "safe::$_"
3378	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);
3379		3880
3380	warn "unloading cf.pm \"a bit\"";	3881	warn "unloading cf.pm \"a bit\"";
3381	delete $INC{"cf.pm"};	3882	delete $INC{"cf.pm"};
3382	delete $INC{"cf/pod.pm"};	3883	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3383		3884
3384	# don't, removes xs symbols, too,	3885	# don't, removes xs symbols, too,
3385	# and global variables created in xs	3886	# and global variables created in xs
3386	#Symbol::delete_package __PACKAGE__;	3887	#clear_package __PACKAGE__;
3387		3888
3388	warn "unload completed, starting to reload now";	3889	warn "unload completed, starting to reload now";
3389		3890
3390	warn "reloading cf.pm";	3891	warn "reloading cf.pm";
3391	require cf;	3892	require cf;
3392	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3893	cf::_connect_to_perl_1;
3393		3894
3394	warn "loading config and database again";	3895	warn "loading config and database again";
3395	cf::reload_config;	3896	cf::reload_config;
3396		3897
3397	warn "loading extensions";	3898	warn "loading extensions";
3398	cf::load_extensions;	3899	cf::load_extensions;
3399		3900
		3901	if ($REATTACH_ON_RELOAD) {
3400	warn "reattaching attachments to objects/players";	3902	warn "reattaching attachments to objects/players";
3401	_global_reattach; # objects, sockets	3903	_global_reattach; # objects, sockets
3402	warn "reattaching attachments to maps";	3904	warn "reattaching attachments to maps";
3403	reattach $_ for values %MAP;	3905	reattach $_ for values %MAP;
3404	warn "reattaching attachments to players";	3906	warn "reattaching attachments to players";
3405	reattach $_ for values %PLAYER;	3907	reattach $_ for values %PLAYER;
		3908	}
3406		3909
		3910	warn "running post_init jobs";
		3911	(pop @POST_INIT)->(1) while @POST_INIT;
		3912
3407	warn "leaving sync_job";	3913	warn "leaving sync_job";
3408		3914
3409	1	3915	1
3410	} or do {	3916	} or do {
3411	warn $@;	3917	warn $@;
3412	warn "error while reloading, exiting.";	3918	cf::cleanup "error while reloading, exiting.";
3413	exit 1;
3414	};	3919	};
3415		3920
3416	warn "reloaded";	3921	warn "reloaded";
		3922	--$RELOAD;
		3923	}
		3924
		3925	$t1 = AE::time - $t1;
		3926	warn "reload completed in ${t1}s\n";
3417	};	3927	};
3418		3928
3419	our $RELOAD_WATCHER; # used only during reload	3929	our $RELOAD_WATCHER; # used only during reload
3420		3930
3421	sub reload_perl() {	3931	sub reload_perl() {
3422	# doing reload synchronously and two reloads happen back-to-back,	3932	# doing reload synchronously and two reloads happen back-to-back,
3423	# coro crashes during coro_state_free->destroy here.	3933	# coro crashes during coro_state_free->destroy here.
3424		3934
3425	$RELOAD_WATCHER ||= Event->timer (	3935	$RELOAD_WATCHER ||= cf::async {
3426	reentrant => 0,	3936	Coro::AIO::aio_wait cache_extensions;
3427	after => 0,	3937
3428	data => WF_AUTOCANCEL,	3938	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3429	cb => sub {
3430	do_reload_perl;	3939	do_reload_perl;
3431	undef $RELOAD_WATCHER;	3940	undef $RELOAD_WATCHER;
3432	},	3941	};
3433	);	3942	};
3434	}	3943	}
3435		3944
3436	register_command "reload" => sub {	3945	register_command "reload" => sub {
3437	my ($who, $arg) = @_;	3946	my ($who, $arg) = @_;
3438		3947
3439	if ($who->flag (FLAG_WIZ)) {	3948	if ($who->flag (FLAG_WIZ)) {
3440	$who->message ("reloading server.");	3949	$who->message ("reloading server.");
		3950	async {
		3951	$Coro::current->{desc} = "perl_reload";
3441	async { reload_perl };	3952	reload_perl;
		3953	};
3442	}	3954	}
3443	};	3955	};
3444		3956
3445	unshift @INC, $LIBDIR;	3957	unshift @INC, $LIBDIR;
3446		3958
…		…
3448		3960
3449	our @WAIT_FOR_TICK;	3961	our @WAIT_FOR_TICK;
3450	our @WAIT_FOR_TICK_BEGIN;	3962	our @WAIT_FOR_TICK_BEGIN;
3451		3963
3452	sub wait_for_tick {	3964	sub wait_for_tick {
3453	return unless $TICK_WATCHER->is_active;
3454	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3455		3966
3456	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
3457	push @WAIT_FOR_TICK, $signal;	3968	push @WAIT_FOR_TICK, $signal;
3458	$signal->wait;	3969	$signal->wait;
3459	}	3970	}
3460		3971
3461	sub wait_for_tick_begin {	3972	sub wait_for_tick_begin {
3462	return unless $TICK_WATCHER->is_active;
3463	return if $Coro::current == $Coro::main;	3973	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3464		3974
3465	my $signal = new Coro::Signal;	3975	my $signal = new Coro::Signal;
3466	push @WAIT_FOR_TICK_BEGIN, $signal;	3976	push @WAIT_FOR_TICK_BEGIN, $signal;
3467	$signal->wait;	3977	$signal->wait;
3468	}	3978	}
3469		3979
3470	$TICK_WATCHER = Event->timer (	3980	sub tick {
3471	reentrant => 0,
3472	parked => 1,
3473	prio => 0,
3474	at => $NEXT_TICK || $TICK,
3475	data => WF_AUTOCANCEL,
3476	cb => sub {
3477	if ($Coro::current != $Coro::main) {	3981	if ($Coro::current != $Coro::main) {
3478	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3982	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3479	unless ++$bug_warning > 10;	3983	unless ++$bug_warning > 10;
3480	return;	3984	return;
3481	}	3985	}
3482		3986
3483	$NOW = $tick_start = Event::time;
3484
3485	cf::server_tick; # one server iteration	3987	cf::server_tick; # one server iteration
3486		3988
3487	$RUNTIME += $TICK;	3989	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3488	$NEXT_TICK += $TICK;
3489		3990
3490	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3991	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3491	$NEXT_RUNTIME_WRITE = $NOW + 10;	3992	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3492	Coro::async_pool {	3993	Coro::async_pool {
		3994	$Coro::current->{desc} = "runtime saver";
3493	write_runtime	3995	write_runtime_sync
3494	or warn "ERROR: unable to write runtime file: $!";	3996	or warn "ERROR: unable to write runtime file: $!";
3495	};
3496	}	3997	};
		3998	}
3497		3999
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4000	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4001	$sig->send;
3500	}	4002	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4003	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	4004	$sig->send;
3503	}	4005	}
3504		4006
3505	$NOW = Event::time;	4007	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4008	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4009
3516	_post_tick;	4010	if (0) {
		4011	if ($NEXT_TICK) {
		4012	my $jitter = $TICK_START - $NEXT_TICK;
		4013	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4014	warn "jitter $JITTER\n";#d#
		4015	}
3517	},	4016	}
3518	);	4017	}
3519		4018
3520	{	4019	{
		4020	# configure BDB
		4021
3521	BDB::min_parallel 8;	4022	BDB::min_parallel 16;
3522	BDB::max_poll_time $TICK * 0.1;	4023	BDB::max_poll_reqs $TICK * 0.1;
3523	$BDB_POLL_WATCHER = Event->io (	4024	$AnyEvent::BDB::WATCHER->priority (1);
3524	reentrant => 0,
3525	fd => BDB::poll_fileno,
3526	poll => 'r',
3527	prio => 0,
3528	data => WF_AUTOCANCEL,
3529	cb => \&BDB::poll_cb,
3530	);
3531
3532	BDB::set_sync_prepare {
3533	my $status;
3534	my $current = $Coro::current;
3535	(
3536	sub {
3537	$status = $!;
3538	$current->ready; undef $current;
3539	},
3540	sub {
3541	Coro::schedule while defined $current;
3542	$! = $status;
3543	},
3544	)
3545	};
3546		4025
3547	unless ($DB_ENV) {	4026	unless ($DB_ENV) {
3548	$DB_ENV = BDB::db_env_create;	4027	$DB_ENV = BDB::db_env_create;
3549	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4028	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3550	| 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;
3551	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4031	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3552	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4032	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4033
3554	cf::sync_job {	4034	cf::sync_job {
3555	eval {	4035	eval {
…		…
3565		4045
3566	cf::cleanup "db_env_open(db): $@" if $@;	4046	cf::cleanup "db_env_open(db): $@" if $@;
3567	};	4047	};
3568	}	4048	}
3569		4049
3570	$BDB_DEADLOCK_WATCHER = Event->timer (	4050	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3571	after => 3,
3572	interval => 1,
3573	hard => 1,
3574	prio => 0,
3575	data => WF_AUTOCANCEL,
3576	cb => sub {
3577	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4051	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3578	},
3579	);	4052	};
3580	$BDB_CHECKPOINT_WATCHER = Event->timer (	4053	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3581	after => 11,
3582	interval => 60,
3583	hard => 1,
3584	prio => 0,
3585	data => WF_AUTOCANCEL,
3586	cb => sub {
3587	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4054	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3588	},
3589	);	4055	};
3590	$BDB_TRICKLE_WATCHER = Event->timer (	4056	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3591	after => 5,
3592	interval => 10,
3593	hard => 1,
3594	prio => 0,
3595	data => WF_AUTOCANCEL,
3596	cb => sub {
3597	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4057	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3598	},
3599	);	4058	};
3600	}	4059	}
3601		4060
3602	{	4061	{
		4062	# configure IO::AIO
		4063
3603	IO::AIO::min_parallel 8;	4064	IO::AIO::min_parallel 8;
3604
3605	undef $Coro::AIO::WATCHER;
3606	IO::AIO::max_poll_time $TICK * 0.1;	4065	IO::AIO::max_poll_time $TICK * 0.1;
3607	$AIO_POLL_WATCHER = Event->io (	4066	undef $AnyEvent::AIO::WATCHER;
3608	reentrant => 0,
3609	data => WF_AUTOCANCEL,
3610	fd => IO::AIO::poll_fileno,
3611	poll => 'r',
3612	prio => 6,
3613	cb => \&IO::AIO::poll_cb,
3614	);
3615	}	4067	}
3616		4068
3617	my $_log_backtrace;	4069	my $_log_backtrace;
3618		4070
3619	sub _log_backtrace {	4071	sub _log_backtrace {
…		…
3622	$msg =~ s/\n//;	4074	$msg =~ s/\n//;
3623		4075
3624	# limit the # of concurrent backtraces	4076	# limit the # of concurrent backtraces
3625	if ($_log_backtrace < 2) {	4077	if ($_log_backtrace < 2) {
3626	++$_log_backtrace;	4078	++$_log_backtrace;
		4079	my $perl_bt = Carp::longmess $msg;
3627	async {	4080	async {
		4081	$Coro::current->{desc} = "abt $msg";
		4082
3628	my @bt = fork_call {	4083	my @bt = fork_call {
3629	@addr = map { sprintf "%x", $_ } @addr;	4084	@addr = map { sprintf "%x", $_ } @addr;
3630	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4085	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3631	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4086	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3632	or die "addr2line: $!";	4087	or die "addr2line: $!";
…		…
3640	}	4095	}
3641		4096
3642	@funcs	4097	@funcs
3643	};	4098	};
3644		4099
3645	LOG llevInfo, "[ABT] $msg\n";	4100	LOG llevInfo, "[ABT] $perl_bt\n";
		4101	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3646	LOG llevInfo, "[ABT] $_\n" for @bt;	4102	LOG llevInfo, "[ABT] $_\n" for @bt;
3647	--$_log_backtrace;	4103	--$_log_backtrace;
3648	};	4104	};
3649	} else {	4105	} else {
3650	LOG llevInfo, "[ABT] $msg\n";	4106	LOG llevInfo, "[ABT] $msg\n";
3651	LOG llevInfo, "[ABT] [suppressed]\n";	4107	LOG llevInfo, "[ABT] [suppressed]\n";
3652	}	4108	}
3653	}	4109	}
3654		4110
3655	# load additional modules	4111	# load additional modules
3656	use cf::pod;	4112	require "cf/$_.pm" for @EXTRA_MODULES;
		4113	cf::_connect_to_perl_2;
3657		4114
3658	END { cf::emergency_save }	4115	END { cf::emergency_save }
3659		4116
3660	1	4117	1
3661		4118

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