ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.449 by root, Sat Sep 20 00:09:27 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your 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 GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
34		63
35	# configure various modules to our taste	64	# configure various modules to our taste
36	#	65	#
37	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		74
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		76
50	our %COMMAND = ();	77	our %COMMAND = ();
51	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
57	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
58		85
59	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far
60	our @EVENT;	87	our @EVENT;
61		88
62	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	90	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
73		104
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	107	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	113	our $DB_ENV;
84		114
85	our %CFG;	115	our %CFG;
86		116
87	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
89		120
90	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
93		124
94	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		127
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
100		132
101	binmode STDOUT;	133	binmode STDOUT;
102	binmode STDERR;	134	binmode STDERR;
103		135
104	# read virtual server time, if available	136	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
109	}	141	}
110		142
111	mkdir $_	143	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
157		189
158	The raw value load value from the last tick.	190	The raw value load value from the last tick.
159		191
160	=item %cf::CFG	192	=item %cf::CFG
161		193
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	195	from wherever your confdir points to.
164		196
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		198
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	200	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	201	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		202
		203	=item @cf::INVOKE_RESULTS
		204
		205	This array contains the results of the last C<invoke ()> call. When
		206	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		207	that call.
		208
171	=back	209	=back
172		210
173	=cut	211	=cut
174		212
175	BEGIN {	213	BEGIN {
…		…
179	$msg .= "\n"	217	$msg .= "\n"
180	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
181		219
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		221
184	utf8::encode $msg;
185	LOG llevError, $msg;	222	LOG llevError, $msg;
186	};	223	};
187	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
188		240
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	251	for my $pkg (qw(
200	cf::global cf::attachable	252	cf::global cf::attachable
201	cf::object cf::object::player	253	cf::object cf::object::player
202	cf::client cf::player	254	cf::client cf::player
203	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
204	cf::map cf::party cf::region	257	cf::party cf::region
205	)) {	258	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	260	}
209		261
210	$Event::DIED = sub {	262	$EV::DIED = sub {
211	warn "error in event callback: @_";	263	warn "error in event callback: @_";
212	};	264	};
213		265
214	#############################################################################	266	#############################################################################
215		267
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	291	$d
240	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
241	}	293	}
242		294
243	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
244		296
245	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
246		298
247	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
248		300
249	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
250		302
251	=cut	303	=cut
252		304
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		306
255	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
257		309
258	=item cf::lock_wait $string	310	=item cf::lock_wait $string
259		311
260	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
261		313
…		…
264	Wait until the given lock is available and then acquires it and returns	316	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	318	for example when the coroutine gets canceled), the lock is automatically
267	returned.	319	returned.
268		320
		321	Locks are *not* recursive, locking from the same coro twice results in a
		322	deadlocked coro.
		323
269	Lock names should begin with a unique identifier (for example, cf::map::find	324	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	325	uses map_find and cf::map::load uses map_load).
271		326
272	=item $locked = cf::lock_active $string	327	=item $locked = cf::lock_active $string
273		328
274	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
275		330
276	=cut	331	=cut
277		332
278	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
279		335
280	sub lock_wait($) {	336	sub lock_wait($) {
281	my ($key) = @_;	337	my ($key) = @_;
		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
282		343
283	# wait for lock, if any	344	# wait for lock, if any
284	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	346	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	347	Coro::schedule;
…		…
292		353
293	# wait, to be sure we are not locked	354	# wait, to be sure we are not locked
294	lock_wait $key;	355	lock_wait $key;
295		356
296	$LOCK{$key} = [];	357	$LOCK{$key} = [];
		358	$LOCKER{$key} = $Coro::current;#d#
297		359
298	Coro::guard {	360	Coro::guard {
		361	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	362	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	363	$_->ready for @{ delete $LOCK{$key} };
301	}	364	}
302	}	365	}
303		366
…		…
306		369
307	! ! $LOCK{$key}	370	! ! $LOCK{$key}
308	}	371	}
309		372
310	sub freeze_mainloop {	373	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
312		375
313	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	377	}
		378
		379	=item cf::periodic $interval, $cb
		380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
		392	}
		393
		394	=item cf::get_slot $time[, $priority[, $name]]
		395
		396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		397	This call blocks and returns only when you have at least C<$time> seconds
		398	of cpu time till the next tick. The slot is only valid till the next cede.
		399
		400	The optional C<$name> can be used to identify the job to run. It might be
		401	used for statistical purposes and should identify the same time-class.
		402
		403	Useful for short background jobs.
		404
		405	=cut
		406
		407	our @SLOT_QUEUE;
		408	our $SLOT_QUEUE;
		409
		410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		411	$SLOT_QUEUE = Coro::async {
		412	$Coro::current->desc ("timeslot manager");
		413
		414	my $signal = new Coro::Signal;
		415
		416	while () {
		417	next_job:
		418	my $avail = cf::till_tick;
		419	if ($avail > 0.01) {
		420	for (0 .. $#SLOT_QUEUE) {
		421	if ($SLOT_QUEUE[$_][0] < $avail) {
		422	my $job = splice @SLOT_QUEUE, $_, 1, ();
		423	$job->[2]->send;
		424	Coro::cede;
		425	goto next_job;
		426	}
		427	}
		428	}
		429
		430	if (@SLOT_QUEUE) {
		431	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		432	push @cf::WAIT_FOR_TICK, $signal;
		433	$signal->wait;
		434	} else {
		435	Coro::schedule;
		436	}
315	};	437	}
316	$TICK_WATCHER->stop;	438	};
317	$guard	439
		440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
		443	my ($time, $pri, $name) = @_;
		444
		445	$time = $TICK * .6 if $time > $TICK * .6;
		446	my $sig = new Coro::Signal;
		447
		448	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		449	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		450	$SLOT_QUEUE->ready;
		451	$sig->wait;
318	}	452	}
319		453
320	=item cf::async { BLOCK }	454	=item cf::async { BLOCK }
321		455
322	Currently the same as Coro::async_pool, meaning you cannot use	456	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		461
328	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
329		463
330	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
331		465
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	467	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	469	acceptable.
336		470
337	If it must be done, put the blocking parts into C<sync_job>. This will run	471	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	472	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		477
344	sub sync_job(&) {	478	sub sync_job(&) {
345	my ($job) = @_;	479	my ($job) = @_;
346		480
347	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	482	my $time = EV::time;
349		483
350	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
352		486
353	# TODO: use suspend/resume instead	487	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	488
355	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
356		490
357	my $busy = 1;	491	my $busy = 1;
358	my @res;	492	my @res;
359		493
360	(async {	494	(async {
		495	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	496	@res = eval { $job->() };
362	warn $@ if $@;	497	warn $@ if $@;
363	undef $busy;	498	undef $busy;
364	})->prio (Coro::PRIO_MAX);	499	})->prio (Coro::PRIO_MAX);
365		500
366	while ($busy) {	501	while ($busy) {
367	Coro::cede or Event::one_event;	502	if (Coro::nready) {
		503	Coro::cede_notself;
		504	} else {
		505	EV::loop EV::LOOP_ONESHOT;
368	}	506	}
		507	}
369		508
370	$time = Event::time - $time;	509	my $time = EV::time - $time;
371		510
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	511	$TICK_START += $time; # do not account sync jobs to server load
376		512
377	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
378	} else {	514	} else {
379	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
380		516
…		…
405	=item fork_call { }, $args	541	=item fork_call { }, $args
406		542
407	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
411		547
412	=cut	548	=cut
413		549
414	sub fork_call(&@) {	550	sub fork_call(&@) {
415	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
416		552
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	553	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	554	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	555	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		556
422	if (my $pid = fork) {	557	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	558	reset_signals;
436	local $SIG{__WARN__};	559	&$cb
437	local $SIG{__DIE__};	560	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		561
443	my @res = eval { $cb->(@args) };	562	wantarray ? @res : $res[-1]
		563	}
444		564
445	open my $fh, ">", \my $buf	565	=item $coin = coin_from_name $name
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449		566
450	warn "writing ", length $buf;	567	=cut
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456		568
457	warn $@ if $@;	569	our %coin_alias = (
458	_exit 0;	570	"silver" => "silvercoin",
459	}	571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
460	}	590	}
461		591
462	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
463		593
464	Returns a single value from the environment database.	594	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	596	=item cf::db_put $family => $key => $value
467		597
468	Stores the given C<$value> in the family. It can currently store binary	598	Stores the given C<$value> in the family. It can currently store binary
469	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	599	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
470		600
		601	=item $db = cf::db_table "name"
		602
		603	Create and/or open a new database table. The string must not be "db" and must be unique
		604	within each server.
		605
471	=cut	606	=cut
		607
		608	sub db_table($) {
		609	my ($name) = @_;
		610	my $db = BDB::db_create $DB_ENV;
		611
		612	eval {
		613	$db->set_flags (BDB::CHKSUM);
		614
		615	utf8::encode $name;
		616	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		617	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		618	cf::cleanup "db_open(db): $!" if $!;
		619	};
		620	cf::cleanup "db_open(db): $@" if $@;
		621
		622	$db
		623	}
472		624
473	our $DB;	625	our $DB;
474		626
475	sub db_init {	627	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	628	cf::sync_job {
480	eval {	629	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	630	};
490	}	631	}
491		632
492	sub db_get($$) {	633	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	634	my $key = "$_[0]/$_[1]";
494		635
…		…
544	if (1) {	685	if (1) {
545	$md5 =	686	$md5 =
546	join "\x00",	687	join "\x00",
547	$processversion,	688	$processversion,
548	map {	689	map {
549	Coro::cede;	690	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	691	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	692	} 0.. $#$src;
552		693
553		694
554	my $dbmd5 = db_get cache => "$id/md5";	695	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		733
593	#############################################################################	734	#############################################################################
594		735
595	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
596		737
597	Many objects in crossfire are so-called attachable objects. That means you can	738	Many objects in deliantra are so-called attachable objects. That means you can
598	attach callbacks/event handlers (a collection of which is called an "attachment")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
599	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
600		741
601	In the following description, CLASS can be any of C<global>, C<object>	742	In the following description, CLASS can be any of C<global>, C<object>
602	C<player>, C<client> or C<map> (i.e. the attachable objects in	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
603	Crossfire TRT).	744	Deliantra).
604		745
605	=over 4	746	=over 4
606		747
607	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
608		749
…		…
652	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
653		794
654	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
655	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
656		797
657	Some classes such as crossfire maps and objects can specify attachments	798	Some classes such as deliantra maps and objects can specify attachments
658	that are attached at load/instantiate time, thus the need for a name.	799	that are attached at load/instantiate time, thus the need for a name.
659		800
660	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
661		802
662	=over 4	803	=over 4
…		…
860	";	1001	";
861	die if $@;	1002	die if $@;
862	}	1003	}
863		1004
864	our $override;	1005	our $override;
865	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1006	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
866		1007
867	sub override {	1008	sub override {
868	$override = 1;	1009	$override = 1;
869	@invoke_results = ();	1010	@INVOKE_RESULTS = (@_);
870	}	1011	}
871		1012
872	sub do_invoke {	1013	sub do_invoke {
873	my $event = shift;	1014	my $event = shift;
874	my $callbacks = shift;	1015	my $callbacks = shift;
875		1016
876	@invoke_results = ();	1017	@INVOKE_RESULTS = ();
877		1018
878	local $override;	1019	local $override;
879		1020
880	for (@$callbacks) {	1021	for (@$callbacks) {
881	eval { &{$_->[1]} };	1022	eval { &{$_->[1]} };
…		…
890	}	1031	}
891		1032
892	0	1033	0
893	}	1034	}
894		1035
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1037
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1039
899	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
900		1041
901	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1042	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
902	removed in future versions), and there is no public API to access override	1043	removed in future versions), and there is no public API to access override
903	results (if you must, access C<@cf::invoke_results> directly).	1044	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1045
905	=back	1046	=back
906		1047
907	=cut	1048	=cut
908		1049
909	#############################################################################	1050	#############################################################################
910	# object support	1051	# object support
		1052
		1053	sub _object_equal($$);
		1054	sub _object_equal($$) {
		1055	my ($a, $b) = @_;
		1056
		1057	return 0 unless (ref $a) eq (ref $b);
		1058
		1059	if ("HASH" eq ref $a) {
		1060	my @ka = keys %$a;
		1061	my @kb = keys %$b;
		1062
		1063	return 0 if @ka != @kb;
		1064
		1065	for (0 .. $#ka) {
		1066	return 0 unless $ka[$_] eq $kb[$_];
		1067	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1068	}
		1069
		1070	} elsif ("ARRAY" eq ref $a) {
		1071
		1072	return 0 if @$a != @$b;
		1073
		1074	for (0 .. $#$a) {
		1075	return 0 unless _object_equal $a->[$_], $b->[$_];
		1076	}
		1077
		1078	} elsif ($a ne $b) {
		1079	return 0;
		1080	}
		1081
		1082	1
		1083	}
		1084
		1085	our $SLOW_MERGES;#d#
		1086	sub _can_merge {
		1087	my ($ob1, $ob2) = @_;
		1088
		1089	++$SLOW_MERGES;#d#
		1090
		1091	# we do the slow way here
		1092	return _object_equal $ob1, $ob2
		1093	}
911		1094
912	sub reattach {	1095	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1097	my ($obj) = @_;
915		1098
		1099	# no longer needed after getting rid of delete_package?
916	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
917		1101
918	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
919		1103
920	@$registry = ();	1104	@$registry = ();
921		1105
…		…
936	cf::attachable->attach (	1120	cf::attachable->attach (
937	prio => -1000000,	1121	prio => -1000000,
938	on_instantiate => sub {	1122	on_instantiate => sub {
939	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
940		1124
941	$data = from_json $data;	1125	$data = decode_json $data;
942		1126
943	for (@$data) {	1127	for (@$data) {
944	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
945		1129
946	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1146	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1147	my ($filename, $rdata, $objs) = @_;
964		1148
965	sync_job {	1149	sync_job {
966	if (length $$rdata) {	1150	if (length $$rdata) {
		1151	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
969		1154
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
974	close $fh;	1159	aio_close $fh;
975		1160
976	if (@$objs) {	1161	if (@$objs) {
977	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
978	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
981	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
982	close $fh;	1167	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
984	}	1169	}
985	} else {	1170	} else {
986	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
987	}	1172	}
…		…
992	}	1177	}
993	} else {	1178	} else {
994	aio_unlink $filename;	1179	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1180	aio_unlink "$filename.pst";
996	}	1181	}
997	}	1182	};
998	}	1183	}
999		1184
1000	sub object_freezer_as_string {	1185	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1186	my ($rdata, $objs) = @_;
1002		1187
…		…
1014	or return;	1199	or return;
1015		1200
1016	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1203	or return;
		1204
1019	$av = eval { (Storable::thaw $av)->{objs} };	1205	my $st = eval { Coro::Storable::thaw $av };
		1206	$av = $st->{objs};
1020	}	1207	}
1021		1208
		1209	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1211	$decname, length $data, scalar @{$av || []};
		1212
1024	return ($data, $av);	1213	($data, $av)
1025	}	1214	}
1026		1215
1027	=head2 COMMAND CALLBACKS	1216	=head2 COMMAND CALLBACKS
1028		1217
1029	=over 4	1218	=over 4
…		…
1102	my ($pl, $buf) = @_;	1291	my ($pl, $buf) = @_;
1103		1292
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1293	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1294
1106	if (ref $msg) {	1295	if (ref $msg) {
		1296	my ($type, $reply, @payload) =
		1297	"ARRAY" eq ref $msg
		1298	? @$msg
		1299	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1300
		1301	my @reply;
		1302
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1303	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1304	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1305	}
		1306
		1307	$pl->ext_reply ($reply, @reply)
		1308	if $reply;
		1309
1112	} else {	1310	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1312	}
1115		1313
1116	cf::override;	1314	cf::override;
…		…
1143		1341
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1344
1147	$ext{source} =	1345	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1149	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1150	. $source	1348	. $source
1151	. "\n};\n1";	1349	. "\n};\n1";
1152		1350
1153	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1169	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1170	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1171		1369
1172	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1173	warn $msg;	1371	warn $msg;
1174	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1175	exit 1;
1176	}	1373	}
1177		1374
1178	warn $msg;	1375	warn $msg;
1179	}	1376	}
1180		1377
…		…
1194		1391
1195	=back	1392	=back
1196		1393
1197	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1198		1395
1199	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1200		1397
1201	=cut	1398	=cut
1202		1399
1203	package cf::player;	1400	package cf::player;
1204		1401
1205	use Coro::AIO;	1402	use Coro::AIO;
1206		1403
1207	=head3 cf::player	1404	=head3 cf::player
1208		1405
1209	=over 4	1406	=over 4
		1407
		1408	=item cf::player::num_playing
		1409
		1410	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1411
		1412	=cut
		1413
		1414	sub num_playing {
		1415	scalar grep
		1416	$_->ob->map
		1417	&& !$_->hidden
		1418	&& !$_->ob->flag (cf::FLAG_WIZ),
		1419	cf::player::list
		1420	}
1210		1421
1211	=item cf::player::find $login	1422	=item cf::player::find $login
1212		1423
1213	Returns the given player object, loading it if necessary (might block).	1424	Returns the given player object, loading it if necessary (might block).
1214		1425
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1461	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1462	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1463	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1464	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1465
1255	my $pl = load_pl path $login	1466	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1467	or return;
		1468
		1469	my $pl = cf::player::load_pl $f
		1470	or return;
		1471
		1472	local $cf::PLAYER_LOADING{$login} = $pl;
		1473	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1258	}	1475	}
1259	}	1476	}
1260	}	1477	}
1261		1478
…		…
1270	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1271		1488
1272	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
1274		1491
		1492	cf::get_slot 0.01;
		1493
1275	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1276	Coro::cede;	1495	cf::cede_to_tick;
1277	}	1496	}
1278		1497
1279	sub new($) {	1498	sub new($) {
1280	my ($login) = @_;	1499	my ($login) = @_;
1281		1500
…		…
1287	$cf::PLAYER{$login} = $self;	1506	$cf::PLAYER{$login} = $self;
1288		1507
1289	$self	1508	$self
1290	}	1509	}
1291		1510
		1511	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1512
		1513	=cut
		1514
		1515	sub send_msg {
		1516	my $ns = shift->ns
		1517	or return;
		1518	$ns->send_msg (@_);
		1519	}
		1520
1292	=item $pl->quit_character	1521	=item $pl->quit_character
1293		1522
1294	Nukes the player without looking back. If logged in, the connection will	1523	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1524	be destroyed. May block for a long time.
1296		1525
…		…
1300	my ($pl) = @_;	1529	my ($pl) = @_;
1301		1530
1302	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1303		1532
1304	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1305	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1306		1535
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1308	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1310	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1311		1542
1312	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1349	or return [];	1580	or return [];
1350		1581
1351	my @logins;	1582	my @logins;
1352		1583
1353	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
		1585	my $path = path $login;
		1586
		1587	# a .pst is a dead give-away for a valid player
		1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1593	}
1357		1594
1358	utf8::decode $login;	1595	utf8::decode $login;
1359	push @logins, $login;	1596	push @logins, $login;
1360	}	1597	}
1361		1598
…		…
1388	}	1625	}
1389		1626
1390	\@paths	1627	\@paths
1391	}	1628	}
1392		1629
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1631
1395	Expand crossfire pod fragments into protocol xml.	1632	Expand deliantra pod fragments into protocol xml.
1396		1633
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1634	=item $player->ext_reply ($msgid, @msg)
1444		1635
1445	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1446		1637
1447	=cut	1638	=cut
1448		1639
1449	sub ext_reply($$%) {	1640	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1641	my ($self, $id, @msg) = @_;
1451		1642
1452	$msg{msgid} = $id;	1643	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1644	}
1455		1645
1456	=item $player->ext_event ($type, %msg)	1646	=item $player->ext_msg ($type, @msg)
1457		1647
1458	Sends an ext event to the client.	1648	Sends an ext event to the client.
1459		1649
1460	=cut	1650	=cut
1461		1651
1462	sub ext_event($$%) {	1652	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1653	my ($self, $type, @msg) = @_;
1464		1654
1465	$self->ns->ext_event ($type, %msg);	1655	$self->ns->ext_msg ($type, @msg);
1466	}	1656	}
1467		1657
1468	=head3 cf::region	1658	=head3 cf::region
1469		1659
1470	=over 4	1660	=over 4
…		…
1483	my ($path) = @_;	1673	my ($path) = @_;
1484		1674
1485	my ($match, $specificity);	1675	my ($match, $specificity);
1486		1676
1487	for my $region (list) {	1677	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1678	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1679	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1680	if $region->specificity > $specificity;
1491	}	1681	}
1492	}	1682	}
1493		1683
…		…
1514	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1516		1706
1517	sub generate_random_map {	1707	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1519	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1713	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1613	$self->init; # pass $1 etc.	1806	$self->init; # pass $1 etc.
1614	return $self;	1807	return $self;
1615	}	1808	}
1616	}	1809	}
1617		1810
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1811	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1812	()
1620	}	1813	}
1621		1814
1622	sub init {	1815	sub init {
1623	my ($self) = @_;	1816	my ($self) = @_;
…		…
1645		1838
1646	# the temporary/swap location	1839	# the temporary/swap location
1647	sub save_path {	1840	sub save_path {
1648	my ($self) = @_;	1841	my ($self) = @_;
1649		1842
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1652	}	1845	}
1653		1846
1654	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1655	sub uniq_path {	1848	sub uniq_path {
1656	my ($self) = @_;	1849	my ($self) = @_;
1657		1850
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1660	}	1853	}
1661		1854
1662	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1663	# all maps in C++...	1856	# all maps in C++...
…		…
1686		1879
1687	sub load_header_from($) {	1880	sub load_header_from($) {
1688	my ($self, $path) = @_;	1881	my ($self, $path) = @_;
1689		1882
1690	utf8::encode $path;	1883	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1884	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	1885	or return;
		1886
		1887	$self->_load_header ($f)
		1888	or return;
		1889
		1890	local $MAP_LOADING{$self->{path}} = $self;
		1891	$f->resolve_delayed_derefs;
1696		1892
1697	$self->{load_path} = $path;	1893	$self->{load_path} = $path;
1698		1894
1699	1	1895	1
1700	}	1896	}
…		…
1754	sub find {	1950	sub find {
1755	my ($path, $origin) = @_;	1951	my ($path, $origin) = @_;
1756		1952
1757	$path = normalise $path, $origin && $origin->path;	1953	$path = normalise $path, $origin && $origin->path;
1758		1954
		1955	cf::lock_wait "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1760		1957
1761	$cf::MAP{$path} || do {	1958	$cf::MAP{$path} || do {
		1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1762	my $guard = cf::lock_acquire "map_find:$path";	1960	my $guard2 = cf::lock_acquire "map_find:$path";
		1961
1763	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1764	or return;	1963	or return;
1765		1964
1766	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1767		1966
…		…
1769	or return;	1968	or return;
1770		1969
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1774	$map->reset;	1975	$map->reset;
1775	undef $guard;
1776	return find $path;	1976	return find $path;
1777	}	1977	}
1778		1978
1779	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1780	}	1980	}
…		…
1789	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1790		1990
1791	my $path = $self->{path};	1991	my $path = $self->{path};
1792		1992
1793	{	1993	{
1794	my $guard = cf::lock_acquire "map_load:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1795		1995
		1996	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		1998
1798	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1799		2000
1800	$self->alloc;	2001	$self->alloc;
1801		2002
1802	$self->pre_load;	2003	$self->pre_load;
1803	Coro::cede;	2004	cf::cede_to_tick;
1804		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1806	or return;	2009	or return;
1807		2010
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1809	if delete $self->{load_original};	2012	if delete $self->{load_original};
1810		2013
1811	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2015	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2018	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1816	}	2022	}
1817	}	2023	}
1818		2024
1819	Coro::cede;	2025	$f->resolve_delayed_derefs;
		2026
		2027	cf::cede_to_tick;
1820	# now do the right thing for maps	2028	# now do the right thing for maps
1821	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2031	unless $self->difficulty;
1824	Coro::cede;	2032	cf::cede_to_tick;
1825		2033
1826	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2035	$self->decay_objects;
1828	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1829	$self->update_buttons;	2037	$self->update_buttons;
1830	Coro::cede;	2038	cf::cede_to_tick;
1831	$self->set_darkness_map;	2039	$self->set_darkness_map;
1832	Coro::cede;	2040	cf::cede_to_tick;
1833	$self->activate;	2041	$self->activate;
1834	}	2042	}
1835		2043
		2044	$self->{last_save} = $cf::RUNTIME;
		2045	$self->last_access ($cf::RUNTIME);
		2046
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2048	}
1838		2049
1839	$self->post_load;	2050	$self->post_load;
1840	}	2051	}
1841		2052
…		…
1850		2061
1851	$self	2062	$self
1852	}	2063	}
1853		2064
1854	# find and load all maps in the 3x3 area around a map	2065	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2066	sub load_neighbours {
1856	my ($map) = @_;	2067	my ($map) = @_;
1857		2068
1858	my @diag; # diagonal neighbours	2069	my @neigh; # diagonal neighbours
1859		2070
1860	for (0 .. 3) {	2071	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2072	my $neigh = $map->tile_path ($_)
1862	or next;	2073	or next;
1863	$neigh = find $neigh, $map	2074	$neigh = find $neigh, $map
1864	or next;	2075	or next;
1865	$neigh->load;	2076	$neigh->load;
1866		2077
		2078	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2081	}
1870		2082
1871	for (@diag) {	2083	for (grep defined $_->[0], @neigh) {
		2084	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2085	my $neigh = find $path, $origin
1873	or next;	2086	or next;
1874	$neigh->load;	2087	$neigh->load;
1875	}	2088	}
1876	}	2089	}
1877		2090
…		…
1882	}	2095	}
1883		2096
1884	sub do_load_sync {	2097	sub do_load_sync {
1885	my ($map) = @_;	2098	my ($map) = @_;
1886		2099
		2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2101	if $Coro::current == $Coro::main;
		2102
1887	cf::sync_job { $map->load };	2103	cf::sync_job { $map->load };
1888	}	2104	}
1889		2105
1890	our %MAP_PREFETCH;	2106	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2107	our $MAP_PREFETCHER = undef;
1892		2108
1893	sub find_async {	2109	sub find_async {
1894	my ($path, $origin) = @_;	2110	my ($path, $origin, $load) = @_;
1895		2111
1896	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
1897		2113
1898	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2116	}
1901		2117
1902	undef $MAP_PREFETCH{$path};	2118	$MAP_PREFETCH{$path} |= $load;
		2119
1903	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
1904	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2125	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2126	$map->load if $v;
		2127	}
1909		2128
1910	delete $MAP_PREFETCH{$path};	2129	delete $MAP_PREFETCH{$k};
1911	}	2130	}
1912	}	2131	}
1913	undef $MAP_PREFETCHER;	2132	undef $MAP_PREFETCHER;
1914	};	2133	};
1915	$MAP_PREFETCHER->prio (6);	2134	$MAP_PREFETCHER->prio (6);
…		…
1918	}	2137	}
1919		2138
1920	sub save {	2139	sub save {
1921	my ($self) = @_;	2140	my ($self) = @_;
1922		2141
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;	2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
1924		2143
1925	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
1926		2145
1927	return unless $self->dirty;	2146	return unless $self->dirty;
1928		2147
…		…
1934	return if $self->{deny_save};	2153	return if $self->{deny_save};
1935		2154
1936	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
1937		2156
1938	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
1940	};	2160	};
		2161
		2162	cf::get_slot 0.02;
1941		2163
1942	if ($uniq) {	2164	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2167	} else {
…		…
1951	my ($self) = @_;	2173	my ($self) = @_;
1952		2174
1953	# save first because save cedes	2175	# save first because save cedes
1954	$self->save;	2176	$self->save;
1955		2177
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2179
1958	return if $self->players;	2180	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
1960	return if $self->{deny_save};	2182	return if $self->{deny_save};
1961		2183
		2184	$self->in_memory (cf::MAP_SWAPPED);
		2185
		2186	$self->deactivate;
		2187	$_->clear_links_to ($self) for values %cf::MAP;
1962	$self->clear;	2188	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2189	}
1965		2190
1966	sub reset_at {	2191	sub reset_at {
1967	my ($self) = @_;	2192	my ($self) = @_;
1968		2193
…		…
2000	if $uniq;	2225	if $uniq;
2001	}	2226	}
2002		2227
2003	delete $cf::MAP{$self->path};	2228	delete $cf::MAP{$self->path};
2004		2229
		2230	$self->deactivate;
		2231	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2232	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2233
2009	$self->unlink_save;	2234	$self->unlink_save;
2010	$self->destroy;	2235	$self->destroy;
2011	}	2236	}
2012		2237
2013	my $nuke_counter = "aaaa";	2238	my $nuke_counter = "aaaa";
2014		2239
2015	sub nuke {	2240	sub nuke {
2016	my ($self) = @_;	2241	my ($self) = @_;
2017		2242
		2243	{
		2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2245
2018	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
2019		2247
2020	$self->unlink_save;	2248	$self->unlink_save;
2021		2249
2022	bless $self, "cf::map";	2250	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2251	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2252	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2253	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2255
2028	$cf::MAP{$self->path} = $self;	2256	$cf::MAP{$self->path} = $self;
		2257	}
2029		2258
2030	$self->reset; # polite request, might not happen	2259	$self->reset; # polite request, might not happen
2031	}	2260	}
2032		2261
2033	=item $maps = cf::map::tmp_maps	2262	=item $maps = cf::map::tmp_maps
…		…
2075		2304
2076	sub unique_maps() {	2305	sub unique_maps() {
2077	[	2306	[
2078	map {	2307	map {
2079	utf8::decode $_;	2308	utf8::decode $_;
2080	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2081	? normalise $_	2312	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2314	]
2085	}	2315	}
2086		2316
2087	package cf;
2088
2089	=back	2317	=back
2090		2318
2091	=head3 cf::object	2319	=head3 cf::object
2092		2320
2093	=cut	2321	=cut
…		…
2096		2324
2097	=over 4	2325	=over 4
2098		2326
2099	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2100		2328
2101	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2102		2331
2103	=cut	2332	=cut
2104		2333
2105	sub inv_recursive_;	2334	sub inv_recursive_;
2106	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2109		2338
2110	sub inv_recursive {	2339	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2112	}	2341	}
2113		2342
		2343	=item $ref = $ob->ref
		2344
		2345	Creates and returns a persistent reference to an object that can be stored as a string.
		2346
		2347	=item $ob = cf::object::deref ($refstring)
		2348
		2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2350	even if the object actually exists. May block.
		2351
		2352	=cut
		2353
		2354	sub deref {
		2355	my ($ref) = @_;
		2356
		2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2358	my ($uuid, $name) = ($1, $2);
		2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2360	or return;
		2361	$pl->ob->uuid eq $uuid
		2362	or return;
		2363
		2364	$pl->ob
		2365	} else {
		2366	warn "$ref: cannot resolve object reference\n";
		2367	undef
		2368	}
		2369	}
		2370
2114	package cf;	2371	package cf;
2115		2372
2116	=back	2373	=back
2117		2374
2118	=head3 cf::object::player	2375	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2381	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2127		2384
2128	=cut	2385	=cut
		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
2129		2400
2130	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2402	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
…		…
2140		2411
2141	} else {	2412	} else {
2142	my $pl = $self->contr;	2413	my $pl = $self->contr;
2143		2414
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2415	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2418
2153	} else {	2419	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2422	}
2157	}	2423	}
		2424	}
		2425
		2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2427
		2428	=cut
		2429
		2430	sub cf::object::send_msg {
		2431	my $pl = shift->contr
		2432	or return;
		2433	$pl->send_msg (@_);
2158	}	2434	}
2159		2435
2160	=item $player_object->may ("access")	2436	=item $player_object->may ("access")
2161		2437
2162	Returns wether the given player is authorized to access resource "access"	2438	Returns wether the given player is authorized to access resource "access"
…		…
2175		2451
2176	=item $player_object->enter_link	2452	=item $player_object->enter_link
2177		2453
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2455
2180	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2182		2460
2183	Will never block.	2461	Will never block.
2184		2462
2185	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2186		2464
…		…
2241	# use -1 or undef as default coordinates, not 0, 0	2519	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2520	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2521	if $x <=0 && $y <= 0;
2244		2522
2245	$map->load;	2523	$map->load;
2246	$map->load_diag;	2524	$map->load_neighbours;
2247		2525
2248	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2249	$self->activate_recursive;	2528	$self->activate_recursive;
2250		2529
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2253	}	2532	}
2254		2533
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2534	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2535
2257	Moves the player to the given map-path and coordinates by first freezing	2536	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2539	the new (success) or old (failed) map position. In either case, $done will
		2540	be called at the end of this process.
		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
2261		2544
2262	=cut	2545	=cut
2263		2546
2264	our $GOTOGEN;	2547	our $GOTOGEN;
2265		2548
2266	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2550	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2551
2269	# do generation counting so two concurrent goto's will be executed in-order	2552	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2554
2272	$self->enter_link;	2555	$self->enter_link;
2273		2556
2274	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2275	my $map = eval {	2579	my $map = eval {
2276	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2277		2581
2278	if ($map) {	2582	if ($map) {
2279	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2281	} else {	2585	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2587	}
2284		2588
2285	$map	2589	$map
2286	};	2590	};
2287		2591
…		…
2292		2596
2293	if ($gen == $self->{_goto_generation}) {	2597	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2598	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2599	$self->leave_link ($map, $x, $y);
2296	}	2600	}
		2601
		2602	$done->() if $done;
2297	})->prio (1);	2603	})->prio (1);
2298	}	2604	}
2299		2605
2300	=item $player_object->enter_exit ($exit_object)	2606	=item $player_object->enter_exit ($exit_object)
2301		2607
…		…
2321	}	2627	}
2322		2628
2323	sub prepare_random_map {	2629	sub prepare_random_map {
2324	my ($exit) = @_;	2630	my ($exit) = @_;
2325		2631
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2634	# that depends on the exit object
2331		2635
2332	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2638	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2339	}	2645	}
2340		2646
2341	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2342		2648
2343	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2346		2652
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2655	undef $fh;
2350	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2351		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2354	}	2664	}
2355	}	2665	}
2356		2666
2357	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2359		2669
2360	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2361		2671
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2672	$self->enter_link;
2374		2673
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2674	(async {
2380	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2381	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2382	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2383		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2384	1;	2698	1
2385	}) {	2699	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2704
2391	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2410		2724
2411	utf8::encode $text;	2725	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2726	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2727	}
2414		2728
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2729	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2730
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2731	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2732	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2421		2735
2422	=cut	2736	=cut
2423		2737
		2738	# non-persistent channels (usually the info channel)
		2739	our %CHANNEL = (
		2740	"c/identify" => {
		2741	id => "infobox",
		2742	title => "Identify",
		2743	reply => undef,
		2744	tooltip => "Items recently identified",
		2745	},
		2746	"c/examine" => {
		2747	id => "infobox",
		2748	title => "Examine",
		2749	reply => undef,
		2750	tooltip => "Signs and other items you examined",
		2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/uptime" => {
		2777	id => "infobox",
		2778	title => "Uptime",
		2779	reply => undef,
		2780	tooltip => "How long the server has been running since last restart",
		2781	},
		2782	"c/mapinfo" => {
		2783	id => "infobox",
		2784	title => "Map Info",
		2785	reply => undef,
		2786	tooltip => "Information related to the maps",
		2787	},
		2788	"c/party" => {
		2789	id => "party",
		2790	title => "Party",
		2791	reply => "gsay ",
		2792	tooltip => "Messages and chat related to your party",
		2793	},
		2794	);
		2795
2424	sub cf::client::send_msg {	2796	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	2797	my ($self, $channel, $msg, $color, @extra) = @_;
2426		2798
2427	$msg = $self->pl->expand_cfpod ($msg);	2799	$msg = $self->pl->expand_cfpod ($msg)
		2800	unless $color & cf::NDI_VERBATIM;
		2801
		2802	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2803
		2804	# check predefined channels, for the benefit of C
		2805	if ($CHANNEL{$channel}) {
		2806	$channel = $CHANNEL{$channel};
		2807
		2808	$self->ext_msg (channel_info => $channel)
		2809	if $self->can_msg;
		2810
		2811	$channel = $channel->{id};
		2812
		2813	} elsif (ref $channel) {
		2814	# send meta info to client, if not yet sent
		2815	unless (exists $self->{channel}{$channel->{id}}) {
		2816	$self->{channel}{$channel->{id}} = $channel;
		2817	$self->ext_msg (channel_info => $channel)
		2818	if $self->can_msg;
		2819	}
		2820
		2821	$channel = $channel->{id};
		2822	}
2428		2823
2429	return unless @extra || length $msg;	2824	return unless @extra || length $msg;
2430		2825
2431	if ($self->can_msg) {	2826	if ($self->can_msg) {
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2827	# default colour, mask it out
		2828	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2829	if $color & cf::NDI_DEF;
		2830
		2831	my $pkt = "msg "
		2832	. $self->{json_coder}->encode (
		2833	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2834	);
		2835
		2836	# try lzf for large packets
		2837	$pkt = "lzf " . Compress::LZF::compress $pkt
		2838	if 1024 <= length $pkt and $self->{can_lzf};
		2839
		2840	# split very large packets
		2841	if (8192 < length $pkt and $self->{can_lzf}) {
		2842	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2843	$pkt = "frag";
		2844	}
		2845
		2846	$self->send_packet ($pkt);
2433	} else {	2847	} else {
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443
2444	if ($color >= 0) {	2848	if ($color >= 0) {
		2849	# replace some tags by gcfclient-compatible ones
		2850	for ($msg) {
		2851	1 while
		2852	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2853	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2854	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2855	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2856	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2857	}
		2858
		2859	$color &= cf::NDI_COLOR_MASK;
		2860
		2861	utf8::encode $msg;
		2862
2445	if (0 && $msg =~ /\[/) {	2863	if (0 && $msg =~ /\[/) {
		2864	# COMMAND/INFO
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	2865	$self->send_packet ("drawextinfo $color 10 8 $msg")
2447	} else {	2866	} else {
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2867	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")	2868	$self->send_packet ("drawinfo $color $msg")
2450	}	2869	}
2451	}	2870	}
2452	}	2871	}
2453	}	2872	}
2454		2873
2455	=item $client->ext_event ($type, %msg)	2874	=item $client->ext_msg ($type, @msg)
2456		2875
2457	Sends an ext event to the client.	2876	Sends an ext event to the client.
2458		2877
2459	=cut	2878	=cut
2460		2879
2461	sub cf::client::ext_event($$%) {	2880	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	2881	my ($self, $type, @msg) = @_;
2463		2882
		2883	if ($self->extcmd == 2) {
		2884	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2885	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	2886	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2887	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2888	}
		2889	}
		2890
		2891	=item $client->ext_reply ($msgid, @msg)
		2892
		2893	Sends an ext reply to the client.
		2894
		2895	=cut
		2896
		2897	sub cf::client::ext_reply($$@) {
		2898	my ($self, $id, @msg) = @_;
		2899
		2900	if ($self->extcmd == 2) {
		2901	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2902	} elsif ($self->extcmd == 1) {
		2903	#TODO: version 1, remove
		2904	unshift @msg, msgtype => "reply", msgid => $id;
		2905	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2906	}
2466	}	2907	}
2467		2908
2468	=item $success = $client->query ($flags, "text", \&cb)	2909	=item $success = $client->query ($flags, "text", \&cb)
2469		2910
2470	Queues a query to the client, calling the given callback with	2911	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	2966	my ($ns, $buf) = @_;
2526		2967
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2968	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		2969
2529	if (ref $msg) {	2970	if (ref $msg) {
		2971	my ($type, $reply, @payload) =
		2972	"ARRAY" eq ref $msg
		2973	? @$msg
		2974	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2975
		2976	my @reply;
		2977
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2978	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	2979	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	2980	}
		2981
		2982	$ns->ext_reply ($reply, @reply)
		2983	if $reply;
		2984
2536	} else {	2985	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2986	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	2987	}
2539		2988
2540	cf::override;	2989	cf::override;
…		…
2587	our $safe = new Safe "safe";	3036	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3037	our $safe_hole = new Safe::Hole;
2589		3038
2590	$SIG{FPE} = 'IGNORE';	3039	$SIG{FPE} = 'IGNORE';
2591		3040
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3041	$safe->permit_only (Opcode::opset qw(
		3042	:base_core :base_mem :base_orig :base_math
		3043	grepstart grepwhile mapstart mapwhile
		3044	sort time
		3045	));
2593		3046
2594	# here we export the classes and methods available to script code	3047	# here we export the classes and methods available to script code
2595		3048
2596	=pod	3049	=pod
2597		3050
2598	The following functions and methods are available within a safe environment:	3051	The following functions and methods are available within a safe environment:
2599		3052
2600	cf::object	3053	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3054	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3055	insert remove name archname title slaying race decrease split
2603		3056
2604	cf::object::player	3057	cf::object::player
2605	player	3058	player
2606		3059
2607	cf::player	3060	cf::player
…		…
2612		3065
2613	=cut	3066	=cut
2614		3067
2615	for (	3068	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3069	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3070	insert remove inv nrof name archname title slaying race
		3071	decrease split destroy change_exp)],
2618	["cf::object::player" => qw(player)],	3072	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3073	["cf::player" => qw(peaceful)],
2620	["cf::map" => qw(trigger)],	3074	["cf::map" => qw(trigger)],
2621	) {	3075	) {
2622	no strict 'refs';	3076	no strict 'refs';
…		…
2698	# the server's init and main functions	3152	# the server's init and main functions
2699		3153
2700	sub load_facedata($) {	3154	sub load_facedata($) {
2701	my ($path) = @_;	3155	my ($path) = @_;
2702		3156
		3157	# HACK to clear player env face cache, we need some signal framework
		3158	# for this (global event?)
		3159	%ext::player_env::MUSIC_FACE_CACHE = ();
		3160
		3161	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3162
2703	warn "loading facedata from $path\n";	3163	warn "loading facedata from $path\n";
2704		3164
2705	my $facedata;	3165	my $facedata;
2706	0 < aio_load $path, $facedata	3166	0 < aio_load $path, $facedata
2707	or die "$path: $!";	3167	or die "$path: $!";
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3169	$facedata = Coro::Storable::thaw $facedata;
2710		3170
2711	$facedata->{version} == 2	3171	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3172	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3173
		3174	# patch in the exptable
		3175	$facedata->{resource}{"res/exp_table"} = {
		3176	type => FT_RSRC,
		3177	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3178	};
		3179	cf::cede_to_tick;
		3180
2714	{	3181	{
2715	my $faces = $facedata->{faceinfo};	3182	my $faces = $facedata->{faceinfo};
2716		3183
2717	while (my ($face, $info) = each %$faces) {	3184	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3185	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3186
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3187	cf::face::set_visibility $idx, $info->{visibility};
		3188	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3189	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3190	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2722	Coro::cede;	3191
		3192	cf::cede_to_tick;
2723	}	3193	}
2724		3194
2725	while (my ($face, $info) = each %$faces) {	3195	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3196	next unless $info->{smooth};
		3197
2727	my $idx = cf::face::find $face	3198	my $idx = cf::face::find $face
2728	or next;	3199	or next;
		3200
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3201	if (my $smooth = cf::face::find $info->{smooth}) {
		3202	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3203	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3204	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3205	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3206	}
2734	Coro::cede;	3207
		3208	cf::cede_to_tick;
2735	}	3209	}
2736	}	3210	}
2737		3211
2738	{	3212	{
2739	my $anims = $facedata->{animinfo};	3213	my $anims = $facedata->{animinfo};
2740		3214
2741	while (my ($anim, $info) = each %$anims) {	3215	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3216	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3217	cf::cede_to_tick;
2744	}	3218	}
2745		3219
2746	cf::anim::invalidate_all; # d'oh	3220	cf::anim::invalidate_all; # d'oh
2747	}	3221	}
2748		3222
		3223	{
		3224	# TODO: for gcfclient pleasure, we should give resources
		3225	# that gcfclient doesn't grok a >10000 face index.
		3226	my $res = $facedata->{resource};
		3227
		3228	while (my ($name, $info) = each %$res) {
		3229	if (defined $info->{type}) {
		3230	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3231	my $data;
		3232
		3233	if ($info->{type} & 1) {
		3234	# prepend meta info
		3235
		3236	my $meta = $enc->encode ({
		3237	name => $name,
		3238	%{ $info->{meta} || {} },
		3239	});
		3240
		3241	$data = pack "(w/a*)*", $meta, $info->{data};
		3242	} else {
		3243	$data = $info->{data};
		3244	}
		3245
		3246	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3247	cf::face::set_type $idx, $info->{type};
		3248	} else {
		3249	$RESOURCE{$name} = $info;
		3250	}
		3251
		3252	cf::cede_to_tick;
		3253	}
		3254	}
		3255
		3256	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3257
2749	1	3258	1
2750	}	3259	}
2751		3260
		3261	cf::global->attach (on_resource_update => sub {
		3262	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3263	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3264
		3265	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3266	my $sound = $soundconf->{compat}[$_]
		3267	or next;
		3268
		3269	my $face = cf::face::find "sound/$sound->[1]";
		3270	cf::sound::set $sound->[0] => $face;
		3271	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3272	}
		3273
		3274	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3275	my $face = cf::face::find "sound/$v";
		3276	cf::sound::set $k => $face;
		3277	}
		3278	}
		3279	});
		3280
		3281	register_exticmd fx_want => sub {
		3282	my ($ns, $want) = @_;
		3283
		3284	while (my ($k, $v) = each %$want) {
		3285	$ns->fx_want ($k, $v);
		3286	}
		3287	};
		3288
		3289	sub load_resource_file($) {
		3290	my $guard = lock_acquire "load_resource_file";
		3291
		3292	my $status = load_resource_file_ $_[0];
		3293	get_slot 0.1, 100;
		3294	cf::arch::commit_load;
		3295
		3296	$status
		3297	}
		3298
2752	sub reload_regions {	3299	sub reload_regions {
		3300	# HACK to clear player env face cache, we need some signal framework
		3301	# for this (global event?)
		3302	%ext::player_env::MUSIC_FACE_CACHE = ();
		3303
2753	load_resource_file "$MAPDIR/regions"	3304	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3305	or die "unable to load regions file\n";
		3306
		3307	for (cf::region::list) {
		3308	$_->{match} = qr/$_->{match}/
		3309	if exists $_->{match};
		3310	}
2755	}	3311	}
2756		3312
2757	sub reload_facedata {	3313	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3314	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3315	or die "unable to load facedata\n";
2760	}	3316	}
2761		3317
2762	sub reload_archetypes {	3318	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3319	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3320	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3321	}
2771		3322
2772	sub reload_treasures {	3323	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3324	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3325	or die "unable to load treasurelists\n";
2775	}	3326	}
2776		3327
2777	sub reload_resources {	3328	sub reload_resources {
2778	warn "reloading resource files...\n";	3329	warn "reloading resource files...\n";
2779		3330
		3331	reload_facedata;
		3332	reload_archetypes;
2780	reload_regions;	3333	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3334	reload_treasures;
2785		3335
2786	warn "finished reloading resource files\n";	3336	warn "finished reloading resource files\n";
2787	}	3337	}
2788		3338
2789	sub init {	3339	sub init {
		3340	my $guard = freeze_mainloop;
		3341
		3342	evthread_start IO::AIO::poll_fileno;
		3343
2790	reload_resources;	3344	reload_resources;
2791	}	3345	}
2792		3346
2793	sub cfg_load {	3347	sub reload_config {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3349	or return;
2796		3350
2797	local $/;	3351	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
2799		3353
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3355
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2809	};	3363	};
2810	warn $@ if $@;	3364	warn $@ if $@;
2811	}	3365	}
2812	}	3366	}
2813		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
2814	sub main {	3387	sub main {
		3388	atomic;
		3389
2815	# we must not ever block the main coroutine	3390	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3391	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3392	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3393	(async {
2819	Event::one_event;	3394	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3395	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3396	})->prio (Coro::PRIO_MAX);
2821	};	3397	};
2822		3398
2823	cfg_load;	3399	{
		3400	my $guard = freeze_mainloop;
		3401	reload_config;
2824	db_init;	3402	db_init;
2825	load_extensions;	3403	load_extensions;
2826		3404
2827	$TICK_WATCHER->start;	3405	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3406	}
		3407
		3408	utime time, time, $RUNTIMEFILE;
		3409
		3410	# no (long-running) fork's whatsoever before this point(!)
		3411	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3412
2828	Event::loop;	3413	EV::loop;
2829	}	3414	}
2830		3415
2831	#############################################################################	3416	#############################################################################
2832	# initialisation and cleanup	3417	# initialisation and cleanup
2833		3418
2834	# install some emergency cleanup handlers	3419	# install some emergency cleanup handlers
2835	BEGIN {	3420	BEGIN {
		3421	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3422	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3423	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3424	cf::cleanup "SIG$signal";
2844	},
2845	);	3425	};
2846	}	3426	}
2847	}	3427	}
2848		3428
2849	sub write_runtime {	3429	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";
2851
2852	# first touch the runtime file to show we are still running:	3430	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3431	# the fsync below can take a very very long time.
2854		3432
2855	IO::AIO::aio_utime $runtime, undef, undef;	3433	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3434
2857	my $guard = cf::lock_acquire "write_runtime";	3435	my $guard = cf::lock_acquire "write_runtime";
2858		3436
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3437	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2860	or return;	3438	or return;
2861		3439
2862	my $value = $cf::RUNTIME + 90 + 10;	3440	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3441	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3442	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3452	aio_utime $fh, undef, undef;
2875		3453
2876	close $fh	3454	close $fh
2877	or return;	3455	or return;
2878		3456
2879	aio_rename "$runtime~", $runtime	3457	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3458	and return;
2881		3459
2882	warn "runtime file written.\n";	3460	warn "runtime file written.\n";
2883		3461
2884	1	3462	1
		3463	}
		3464
		3465	our $uuid_lock;
		3466	our $uuid_skip;
		3467
		3468	sub write_uuid_sync($) {
		3469	$uuid_skip ||= $_[0];
		3470
		3471	return if $uuid_lock;
		3472	local $uuid_lock = 1;
		3473
		3474	my $uuid = "$LOCALDIR/uuid";
		3475
		3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3477	or return;
		3478
		3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3480	$uuid_skip = 0;
		3481
		3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3483	and return;
		3484
		3485	# always fsync - this file is important
		3486	aio_fsync $fh
		3487	and return;
		3488
		3489	close $fh
		3490	or return;
		3491
		3492	aio_rename "$uuid~", $uuid
		3493	and return;
		3494
		3495	warn "uuid file written ($value).\n";
		3496
		3497	1
		3498
		3499	}
		3500
		3501	sub write_uuid($$) {
		3502	my ($skip, $sync) = @_;
		3503
		3504	$sync ? write_uuid_sync $skip
		3505	: async { write_uuid_sync $skip };
2885	}	3506	}
2886		3507
2887	sub emergency_save() {	3508	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3509	my $freeze_guard = cf::freeze_mainloop;
2889		3510
…		…
2895	# and maps saved/destroyed asynchronously.	3516	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3517	warn "begin emergency player save\n";
2897	for my $login (keys %cf::PLAYER) {	3518	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3519	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3520	$pl->valid or next;
		3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3522	$pl->save;
2901	}	3523	}
2902	warn "end emergency player save\n";	3524	warn "end emergency player save\n";
2903		3525
2904	warn "begin emergency map save\n";	3526	warn "begin emergency map save\n";
…		…
2910	warn "end emergency map save\n";	3532	warn "end emergency map save\n";
2911		3533
2912	warn "begin emergency database checkpoint\n";	3534	warn "begin emergency database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3535	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3536	warn "end emergency database checkpoint\n";
		3537
		3538	warn "begin write uuid\n";
		3539	write_uuid_sync 1;
		3540	warn "end write uuid\n";
2915	};	3541	};
2916		3542
2917	warn "leave emergency perl save\n";	3543	warn "leave emergency perl save\n";
2918	}	3544	}
2919		3545
2920	sub post_cleanup {	3546	sub post_cleanup {
2921	my ($make_core) = @_;	3547	my ($make_core) = @_;
2922		3548
2923	warn Carp::longmess "post_cleanup backtrace"	3549	warn Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3550	if $make_core;
		3551
		3552	my $fh = pidfile;
		3553	unlink $PIDFILE if <$fh> == $$;
2925	}	3554	}
		3555
		3556	# a safer delete_package, copied from Symbol
		3557	sub clear_package($) {
		3558	my $pkg = shift;
		3559
		3560	# expand to full symbol table name if needed
		3561	unless ($pkg =~ /^main::.*::$/) {
		3562	$pkg = "main$pkg" if $pkg =~ /^::/;
		3563	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3564	$pkg .= '::' unless $pkg =~ /::$/;
		3565	}
		3566
		3567	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3568	my $stem_symtab = *{$stem}{HASH};
		3569
		3570	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3571	or return;
		3572
		3573	# clear all symbols
		3574	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3575	for my $name (keys %$leaf_symtab) {
		3576	_gv_clear *{"$pkg$name"};
		3577	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3578	}
		3579	warn "cleared package #$pkg\n";#d#
		3580	}
		3581
		3582	our $RELOAD; # how many times to reload
2926		3583
2927	sub do_reload_perl() {	3584	sub do_reload_perl() {
2928	# can/must only be called in main	3585	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3586	if ($Coro::current != $Coro::main) {
2930	warn "can only reload from main coroutine";	3587	warn "can only reload from main coroutine";
2931	return;	3588	return;
2932	}	3589	}
2933		3590
		3591	return if $RELOAD++;
		3592
		3593	while ($RELOAD) {
2934	warn "reloading...";	3594	warn "reloading...";
2935		3595
2936	warn "entering sync_job";	3596	warn "entering sync_job";
2937		3597
2938	cf::sync_job {	3598	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3599	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3600	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3601	cf::write_runtime_sync; # external watchdog should not bark
2942		3602
2943	warn "syncing database to disk";	3603	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3605
2946	# if anything goes wrong in here, we should simply crash as we already saved	3606	# if anything goes wrong in here, we should simply crash as we already saved
2947		3607
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3608	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3609	while (IO::AIO::nreqs || BDB::nreqs) {
2959	warn "iterate...";	3610	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();
2967
2968	warn "removing commands";
2969	%COMMAND = ();
2970
2971	warn "removing ext/exti commands";
2972	%EXTCMD = ();
2973	%EXTICMD = ();
2974
2975	warn "unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";
2978
2979	if (my $cb = $pkg->can ("unload")) {
2980	eval {
2981	$cb->($pkg);
2982	1
2983	} or warn "$pkg unloaded, but with errors: $@";
2984	}	3611	}
2985		3612
2986	warn "... nuking $pkg";	3613	warn "cancelling all extension coros";
2987	Symbol::delete_package $pkg;	3614	$_->cancel for values %EXT_CORO;
2988	}	3615	%EXT_CORO = ();
2989		3616
2990	warn "unloading all perl modules loaded from $LIBDIR";	3617	warn "removing commands";
2991	while (my ($k, $v) = each %INC) {	3618	%COMMAND = ();
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3619
		3620	warn "removing ext/exti commands";
		3621	%EXTCMD = ();
		3622	%EXTICMD = ();
		3623
		3624	warn "unloading/nuking all extensions";
		3625	for my $pkg (@EXTS) {
2994	warn "... unloading $k";	3626	warn "... unloading $pkg";
2995	delete $INC{$k};
2996		3627
2997	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;
2999
3000	if (my $cb = $k->can ("unload_module")) {	3628	if (my $cb = $pkg->can ("unload")) {
		3629	eval {
3001	$cb->();	3630	$cb->($pkg);
		3631	1
		3632	} or warn "$pkg unloaded, but with errors: $@";
		3633	}
		3634
		3635	warn "... clearing $pkg";
		3636	clear_package $pkg;
3002	}	3637	}
3003		3638
3004	Symbol::delete_package $k;	3639	warn "unloading all perl modules loaded from $LIBDIR";
		3640	while (my ($k, $v) = each %INC) {
		3641	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3642
		3643	warn "... unloading $k";
		3644	delete $INC{$k};
		3645
		3646	$k =~ s/\.pm$//;
		3647	$k =~ s/\//::/g;
		3648
		3649	if (my $cb = $k->can ("unload_module")) {
		3650	$cb->();
		3651	}
		3652
		3653	clear_package $k;
3005	}	3654	}
3006		3655
3007	warn "getting rid of safe::, as good as possible";	3656	warn "getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	3657	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3658	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		3659
3011	warn "unloading cf.pm \"a bit\"";	3660	warn "unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	3661	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	3662	delete $INC{"cf/pod.pm"};
3014		3663
3015	# don't, removes xs symbols, too,	3664	# don't, removes xs symbols, too,
3016	# and global variables created in xs	3665	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	3666	#clear_package __PACKAGE__;
3018		3667
3019	warn "unload completed, starting to reload now";	3668	warn "unload completed, starting to reload now";
3020		3669
3021	warn "reloading cf.pm";	3670	warn "reloading cf.pm";
3022	require cf;	3671	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3672	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3024		3673
3025	warn "loading config and database again";	3674	warn "loading config and database again";
3026	cf::cfg_load;	3675	cf::reload_config;
3027		3676
3028	warn "loading extensions";	3677	warn "loading extensions";
3029	cf::load_extensions;	3678	cf::load_extensions;
3030		3679
3031	warn "reattaching attachments to objects/players";	3680	warn "reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	3681	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	3682	warn "reattaching attachments to maps";
3034	reattach $_ for values %MAP;	3683	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	3684	warn "reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	3685	reattach $_ for values %PLAYER;
3037		3686
3038	warn "leaving sync_job";	3687	warn "leaving sync_job";
3039		3688
3040	1	3689	1
3041	} or do {	3690	} or do {
3042	warn $@;	3691	warn $@;
3043	warn "error while reloading, exiting.";	3692	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3693	};
3046		3694
3047	warn "reloaded";	3695	warn "reloaded";
		3696	--$RELOAD;
		3697	}
3048	};	3698	};
3049		3699
3050	our $RELOAD_WATCHER; # used only during reload	3700	our $RELOAD_WATCHER; # used only during reload
3051		3701
3052	sub reload_perl() {	3702	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3703	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3704	# coro crashes during coro_state_free->destroy here.
3055		3705
3056	$RELOAD_WATCHER ||= Event->timer (	3706	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3057	reentrant => 0,
3058	after => 0,
3059	data => WF_AUTOCANCEL,
3060	cb => sub {
3061	do_reload_perl;	3707	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3708	undef $RELOAD_WATCHER;
3063	},
3064	);	3709	};
3065	}	3710	}
3066		3711
3067	register_command "reload" => sub {	3712	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3713	my ($who, $arg) = @_;
3069		3714
3070	if ($who->flag (FLAG_WIZ)) {	3715	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3716	$who->message ("reloading server.");
		3717	async {
		3718	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3719	reload_perl;
		3720	};
3073	}	3721	}
3074	};	3722	};
3075		3723
3076	unshift @INC, $LIBDIR;	3724	unshift @INC, $LIBDIR;
3077		3725
…		…
3079		3727
3080	our @WAIT_FOR_TICK;	3728	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3729	our @WAIT_FOR_TICK_BEGIN;
3082		3730
3083	sub wait_for_tick {	3731	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3732	return if tick_inhibit || $Coro::current == $Coro::main;
3086		3733
3087	my $signal = new Coro::Signal;	3734	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3735	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3736	$signal->wait;
3090	}	3737	}
3091		3738
3092	sub wait_for_tick_begin {	3739	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3095		3741
3096	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3743	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3744	$signal->wait;
3099	}	3745	}
3100		3746
3101	my $min = 1e6;#d#	3747	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3748	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3749	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3750	unless ++$bug_warning > 10;
3113	return;	3751	return;
3114	}	3752	}
3115		3753
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3754	cf::server_tick; # one server iteration
3119		3755
3120	0 && sync_job {#d#	3756	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	for(1..10) {	3757	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3122	my $t = Event::time;	3758	Coro::async_pool {
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3759	$Coro::current->{desc} = "runtime saver";
3124	or die;	3760	write_runtime_sync
3125		3761	or warn "ERROR: unable to write runtime file: $!";
3126	$map->width (50);
3127	$map->height (50);
3128	$map->alloc;
3129	$map->_load_objects ("/tmp/x.map", 1);
3130	my $t = Event::time - $t;
3131
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	3762	};
		3763	}
3142		3764
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3765	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3766	$sig->send;
3159	}	3767	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3768	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	3769	$sig->send;
3162	}	3770	}
3163		3771
3164	$NOW = Event::time;	3772	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3773	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		3774
3175	_post_tick;	3775	if (0) {
3176		3776	if ($NEXT_TICK) {
3177		3777	my $jitter = $TICK_START - $NEXT_TICK;
		3778	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3779	warn "jitter $JITTER\n";#d#
		3780	}
3178	},	3781	}
3179	);	3782	}
3180		3783
3181	{	3784	{
3182	BDB::max_poll_time $TICK * 0.1;	3785	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	3786
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	3787	BDB::min_parallel 8;
3192		3788	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	3789	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		3790
3208	unless ($DB_ENV) {	3791	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	3792	$DB_ENV = BDB::db_env_create;
		3793	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3794	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3795	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		3798
3211	cf::sync_job {	3799	cf::sync_job {
3212	eval {	3800	eval {
3213	BDB::db_env_open	3801	BDB::db_env_open
3214	$DB_ENV,	3802	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3804	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3805	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	3806	0666;
3219		3807
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3808	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	3809	};
3225		3810
3226	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	3812	};
3228	}	3813	}
		3814
		3815	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3816	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3817	};
		3818	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3820	};
		3821	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3823	};
3229	}	3824	}
3230		3825
3231	{	3826	{
		3827	# configure IO::AIO
		3828
3232	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	3831	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	3832	}
3245		3833
3246	my $_log_backtrace;	3834	my $_log_backtrace;
3247		3835
3248	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3251	$msg =~ s/\n//;	3839	$msg =~ s/\n//;
3252		3840
3253	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	3843	++$_log_backtrace;
		3844	my $perl_bt = Carp::longmess $msg;
3256	async {	3845	async {
		3846	$Coro::current->{desc} = "abt $msg";
		3847
3257	my @bt = fork_call {	3848	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	3849	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3850	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3851	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	3852	or die "addr2line: $!";
…		…
3269	}	3860	}
3270		3861
3271	@funcs	3862	@funcs
3272	};	3863	};
3273		3864
3274	LOG llevInfo, "[ABT] $msg\n";	3865	LOG llevInfo, "[ABT] $perl_bt\n";
		3866	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	3867	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	3868	--$_log_backtrace;
3277	};	3869	};
3278	} else {	3870	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $msg\n";

Diff Legend

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