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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.283 by root, Sun Jun 24 04:09:29 2007 UTC vs.
Revision 1.408 by root, Mon Jan 14 10:12:12 2008 UTC

…		…
4	use strict;	4	use strict;
5		5
6	use Symbol;	6	use Symbol;
7	use List::Util;	7	use List::Util;
8	use Socket;	8	use Socket;
9	use Storable;	9	use EV 1.86;
10	use Event;
11	use Opcode;	10	use Opcode;
12	use Safe;	11	use Safe;
13	use Safe::Hole;	12	use Safe::Hole;
		13	use Storable ();
14		14
15	use Coro 3.61 ();	15	use Coro 4.32 ();
16	use Coro::State;	16	use Coro::State;
17	use Coro::Handle;	17	use Coro::Handle;
18	use Coro::Event;	18	use Coro::EV;
19	use Coro::Timer;	19	use Coro::Timer;
20	use Coro::Signal;	20	use Coro::Signal;
21	use Coro::Semaphore;	21	use Coro::Semaphore;
22	use Coro::AIO;	22	use Coro::AIO;
		23	use Coro::BDB;
23	use Coro::Storable;	24	use Coro::Storable;
		25	use Coro::Util ();
24		26
		27	use JSON::XS 2.01 ();
25	use BDB ();	28	use BDB ();
26	use Data::Dumper;	29	use Data::Dumper;
27	use Digest::MD5;	30	use Digest::MD5;
28	use Fcntl;	31	use Fcntl;
29	use YAML::Syck ();	32	use YAML ();
30	use IO::AIO 2.32 ();	33	use IO::AIO 2.51 ();
31	use Time::HiRes;	34	use Time::HiRes;
32	use Compress::LZF;	35	use Compress::LZF;
		36	use Digest::MD5 ();
33		37
34	# configure various modules to our taste	38	# configure various modules to our taste
35	#	39	#
36	$Storable::canonical = 1; # reduce rsync transfers	40	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		43
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		45
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		47
49	our %COMMAND = ();	48	our %COMMAND = ();
50	our %COMMAND_TIME = ();	49	our %COMMAND_TIME = ();
51		50
52	our @EXTS = (); # list of extension package names	51	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	52	our %EXTCMD = ();
		53	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	54	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	55	our %EXT_MAP = (); # pluggable maps
56		56
57	our $RELOAD; # number of reloads so far	57	our $RELOAD; # number of reloads so far
58	our @EVENT;	58	our @EVENT;
…		…
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	66	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	69	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	70	our $BDBDIR = "$LOCALDIR/db";
		71	our %RESOURCE;
71		72
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;	74	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;	75	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	77	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	78	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		79
80	our $BDB_POLL_WATCHER;	80	our $BDB_POLL_WATCHER;
		81	our $BDB_DEADLOCK_WATCHER;
		82	our $BDB_CHECKPOINT_WATCHER;
		83	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	84	our $DB_ENV;
82		85
83	our %CFG;	86	our %CFG;
84		87
85	our $UPTIME; $UPTIME ||= time;	88	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	89	our $RUNTIME;
		90	our $NOW;
87		91
88	our %PLAYER; # all users	92	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	93	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	94	our $LINK_MAP; # the special {link} map, which is always available
91		95
92	# used to convert map paths into valid unix filenames by replacing / by ∕	96	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		98
…		…
155		159
156	The raw value load value from the last tick.	160	The raw value load value from the last tick.
157		161
158	=item %cf::CFG	162	=item %cf::CFG
159		163
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	164	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	165	from wherever your confdir points to.
162		166
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	167	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		168
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	170	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		172
		173	=item @cf::INVOKE_RESULTS
		174
		175	This array contains the results of the last C<invoke ()> call. When
		176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		177	that call.
		178
169	=back	179	=back
170		180
171	=cut	181	=cut
172		182
173	BEGIN {	183	BEGIN {
…		…
177	$msg .= "\n"	187	$msg .= "\n"
178	unless $msg =~ /\n$/;	188	unless $msg =~ /\n$/;
179		189
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		191
182	utf8::encode $msg;
183	LOG llevError, $msg;	192	LOG llevError, $msg;
184	};	193	};
185	}	194	}
		195
		196	$Coro::State::DIEHOOK = sub {
		197	warn Carp::longmess $_[0];
		198	Coro::terminate;
		199	};
186		200
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	201	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	202	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	203	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	204	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
203	)) {	217	)) {
204	no strict 'refs';	218	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	219	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	220	}
207		221
208	$Event::DIED = sub {	222	$EV::DIED = sub {
209	warn "error in event callback: @_";	223	warn "error in event callback: @_";
210	};	224	};
211		225
212	#############################################################################	226	#############################################################################
213		227
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	250	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	251	$d
238	} || "[unable to dump $_[0]: '$@']";	252	} || "[unable to dump $_[0]: '$@']";
239	}	253	}
240		254
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	255	=item $ref = cf::decode_json $json
244		256
245	Converts a JSON string into the corresponding perl data structure.	257	Converts a JSON string into the corresponding perl data structure.
246		258
247	=item $json = cf::to_json $ref	259	=item $json = cf::encode_json $ref
248		260
249	Converts a perl data structure into its JSON representation.	261	Converts a perl data structure into its JSON representation.
		262
		263	=cut
		264
		265	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		266
		267	sub encode_json($) { $json_coder->encode ($_[0]) }
		268	sub decode_json($) { $json_coder->decode ($_[0]) }
250		269
251	=item cf::lock_wait $string	270	=item cf::lock_wait $string
252		271
253	Wait until the given lock is available. See cf::lock_acquire.	272	Wait until the given lock is available. See cf::lock_acquire.
254		273
…		…
257	Wait until the given lock is available and then acquires it and returns	276	Wait until the given lock is available and then acquires it and returns
258	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	277	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
259	for example when the coroutine gets canceled), the lock is automatically	278	for example when the coroutine gets canceled), the lock is automatically
260	returned.	279	returned.
261		280
		281	Locks are *not* recursive, locking from the same coro twice results in a
		282	deadlocked coro.
		283
262	Lock names should begin with a unique identifier (for example, cf::map::find	284	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	285	uses map_find and cf::map::load uses map_load).
264		286
265	=item $locked = cf::lock_active $string	287	=item $locked = cf::lock_active $string
266		288
267	Return true if the lock is currently active, i.e. somebody has locked it.	289	Return true if the lock is currently active, i.e. somebody has locked it.
268		290
269	=cut	291	=cut
270		292
271	our %LOCK;	293	our %LOCK;
		294	our %LOCKER;#d#
272		295
273	sub lock_wait($) {	296	sub lock_wait($) {
274	my ($key) = @_;	297	my ($key) = @_;
		298
		299	if ($LOCKER{$key} == $Coro::current) {#d#
		300	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		301	return;#d#
		302	}#d#
275		303
276	# wait for lock, if any	304	# wait for lock, if any
277	while ($LOCK{$key}) {	305	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	306	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	307	Coro::schedule;
…		…
285		313
286	# wait, to be sure we are not locked	314	# wait, to be sure we are not locked
287	lock_wait $key;	315	lock_wait $key;
288		316
289	$LOCK{$key} = [];	317	$LOCK{$key} = [];
		318	$LOCKER{$key} = $Coro::current;#d#
290		319
291	Coro::guard {	320	Coro::guard {
		321	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	322	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	323	$_->ready for @{ delete $LOCK{$key} };
294	}	324	}
295	}	325	}
296		326
…		…
308	};	338	};
309	$TICK_WATCHER->stop;	339	$TICK_WATCHER->stop;
310	$guard	340	$guard
311	}	341	}
312		342
		343	=item cf::periodic $interval, $cb
		344
		345	Like EV::periodic, but randomly selects a starting point so that the actions
		346	get spread over timer.
		347
		348	=cut
		349
		350	sub periodic($$) {
		351	my ($interval, $cb) = @_;
		352
		353	my $start = rand List::Util::min 180, $interval;
		354
		355	EV::periodic $start, $interval, 0, $cb
		356	}
		357
		358	=item cf::get_slot $time[, $priority[, $name]]
		359
		360	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		361	This call blocks and returns only when you have at least C<$time> seconds
		362	of cpu time till the next tick. The slot is only valid till the next cede.
		363
		364	The optional C<$name> can be used to identify the job to run. It might be
		365	used for statistical purposes and should identify the same time-class.
		366
		367	Useful for short background jobs.
		368
		369	=cut
		370
		371	our @SLOT_QUEUE;
		372	our $SLOT_QUEUE;
		373
		374	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		375	$SLOT_QUEUE = Coro::async {
		376	$Coro::current->desc ("timeslot manager");
		377
		378	my $signal = new Coro::Signal;
		379
		380	while () {
		381	next_job:
		382	my $avail = cf::till_tick;
		383	if ($avail > 0.01) {
		384	for (0 .. $#SLOT_QUEUE) {
		385	if ($SLOT_QUEUE[$_][0] < $avail) {
		386	my $job = splice @SLOT_QUEUE, $_, 1, ();
		387	$job->[2]->send;
		388	Coro::cede;
		389	goto next_job;
		390	}
		391	}
		392	}
		393
		394	if (@SLOT_QUEUE) {
		395	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		396	push @cf::WAIT_FOR_TICK, $signal;
		397	$signal->wait;
		398	} else {
		399	Coro::schedule;
		400	}
		401	}
		402	};
		403
		404	sub get_slot($;$$) {
		405	my ($time, $pri, $name) = @_;
		406
		407	$time = $TICK * .6 if $time > $TICK * .6;
		408	my $sig = new Coro::Signal;
		409
		410	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		411	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		412	$SLOT_QUEUE->ready;
		413	$sig->wait;
		414	}
		415
313	=item cf::async { BLOCK }	416	=item cf::async { BLOCK }
314		417
315	Currently the same as Coro::async_pool, meaning you cannot use	418	Currently the same as Coro::async_pool, meaning you cannot use
316	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	419	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
317	thing you are allowed to do is call C<prio> on it.	420	thing you are allowed to do is call C<prio> on it.
…		…
320		423
321	BEGIN { *async = \&Coro::async_pool }	424	BEGIN { *async = \&Coro::async_pool }
322		425
323	=item cf::sync_job { BLOCK }	426	=item cf::sync_job { BLOCK }
324		427
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	428	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	429	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	430	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	431	acceptable.
329		432
330	If it must be done, put the blocking parts into C<sync_job>. This will run	433	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	434	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		439
337	sub sync_job(&) {	440	sub sync_job(&) {
338	my ($job) = @_;	441	my ($job) = @_;
339		442
340	if ($Coro::current == $Coro::main) {	443	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	444	my $time = EV::time;
342		445
343	# this is the main coro, too bad, we have to block	446	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	447	# till the operation succeeds, freezing the server :/
345		448
		449	LOG llevError, Carp::longmess "sync job";#d#
		450
346	# TODO: use suspend/resume instead	451	# TODO: use suspend/resume instead
347	# (but this is cancel-safe)	452	# (but this is cancel-safe)
348	my $freeze_guard = freeze_mainloop;	453	my $freeze_guard = freeze_mainloop;
349		454
350	my $busy = 1;	455	my $busy = 1;
351	my @res;	456	my @res;
352		457
353	(async {	458	(async {
		459	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	460	@res = eval { $job->() };
355	warn $@ if $@;	461	warn $@ if $@;
356	undef $busy;	462	undef $busy;
357	})->prio (Coro::PRIO_MAX);	463	})->prio (Coro::PRIO_MAX);
358		464
359	while ($busy) {	465	while ($busy) {
360	Coro::cede or Event::one_event;	466	if (Coro::nready) {
		467	Coro::cede_notself;
		468	} else {
		469	EV::loop EV::LOOP_ONESHOT;
361	}	470	}
		471	}
362		472
363	$time = Event::time - $time;	473	$time = EV::time - $time;
364		474
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"	475	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;	476	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367		477
368	$tick_start += $time; # do not account sync jobs to server load	478	$tick_start += $time; # do not account sync jobs to server load
…		…
398	=item fork_call { }, $args	508	=item fork_call { }, $args
399		509
400	Executes the given code block with the given arguments in a seperate	510	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	511	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	512	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	513	never block itself or use any form of event handling.
404		514
405	=cut	515	=cut
406		516
407	sub fork_call(&@) {	517	sub fork_call(&@) {
408	my ($cb, @args) = @_;	518	my ($cb, @args) = @_;
409		519
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	520	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	521	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	522	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		523
415	if (my $pid = fork) {	524	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	525	reset_signals;
428	local $SIG{__WARN__};	526	&$cb
429	local $SIG{__DIE__};	527	}, @args;
430	eval {
431	close $fh1;
432		528
433	my @res = eval { $cb->(@args) };	529	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
435	};
436
437	warn $@ if $@;
438	_exit 0;
439	}
440	}	530	}
441		531
442	=item $value = cf::db_get $family => $key	532	=item $value = cf::db_get $family => $key
443		533
444	Returns a single value from the environment database.	534	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	536	=item cf::db_put $family => $key => $value
447		537
448	Stores the given C<$value> in the family. It can currently store binary	538	Stores the given C<$value> in the family. It can currently store binary
449	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	539	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		540
		541	=item $db = cf::db_table "name"
		542
		543	Create and/or open a new database table. The string must not be "db" and must be unique
		544	within each server.
		545
451	=cut	546	=cut
		547
		548	sub db_table($) {
		549	my ($name) = @_;
		550	my $db = BDB::db_create $DB_ENV;
		551
		552	eval {
		553	$db->set_flags (BDB::CHKSUM);
		554
		555	utf8::encode $name;
		556	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		557	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		558	cf::cleanup "db_open(db): $!" if $!;
		559	};
		560	cf::cleanup "db_open(db): $@" if $@;
		561
		562	$db
		563	}
452		564
453	our $DB;	565	our $DB;
454		566
455	sub db_init {	567	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	568	cf::sync_job {
460	eval {	569	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	570	};
470	}	571	}
471		572
472	sub db_get($$) {	573	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	574	my $key = "$_[0]/$_[1]";
474		575
…		…
524	if (1) {	625	if (1) {
525	$md5 =	626	$md5 =
526	join "\x00",	627	join "\x00",
527	$processversion,	628	$processversion,
528	map {	629	map {
529	Coro::cede;	630	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	631	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	632	} 0.. $#$src;
532		633
533		634
534	my $dbmd5 = db_get cache => "$id/md5";	635	my $dbmd5 = db_get cache => "$id/md5";
…		…
578	attach callbacks/event handlers (a collection of which is called an "attachment")	679	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	680	to it. All such attachable objects support the following methods.
580		681
581	In the following description, CLASS can be any of C<global>, C<object>	682	In the following description, CLASS can be any of C<global>, C<object>
582	C<player>, C<client> or C<map> (i.e. the attachable objects in	683	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	684	Deliantra).
584		685
585	=over 4	686	=over 4
586		687
587	=item $attachable->attach ($attachment, key => $value...)	688	=item $attachable->attach ($attachment, key => $value...)
588		689
…		…
840	";	941	";
841	die if $@;	942	die if $@;
842	}	943	}
843		944
844	our $override;	945	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	946	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		947
847	sub override {	948	sub override {
848	$override = 1;	949	$override = 1;
849	@invoke_results = ();	950	@INVOKE_RESULTS = (@_);
850	}	951	}
851		952
852	sub do_invoke {	953	sub do_invoke {
853	my $event = shift;	954	my $event = shift;
854	my $callbacks = shift;	955	my $callbacks = shift;
855		956
856	@invoke_results = ();	957	@INVOKE_RESULTS = ();
857		958
858	local $override;	959	local $override;
859		960
860	for (@$callbacks) {	961	for (@$callbacks) {
861	eval { &{$_->[1]} };	962	eval { &{$_->[1]} };
…		…
870	}	971	}
871		972
872	0	973	0
873	}	974	}
874		975
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	976	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		977
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	978	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		979
879	Generate an object-specific event with the given arguments.	980	Generate an object-specific event with the given arguments.
880		981
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	982	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	983	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	984	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		985
885	=back	986	=back
886		987
887	=cut	988	=cut
888		989
889	#############################################################################	990	#############################################################################
890	# object support	991	# object support
		992
		993	sub _object_equal($$);
		994	sub _object_equal($$) {
		995	my ($a, $b) = @_;
		996
		997	return 0 unless (ref $a) eq (ref $b);
		998
		999	if ("HASH" eq ref $a) {
		1000	my @ka = keys %$a;
		1001	my @kb = keys %$b;
		1002
		1003	return 0 if @ka != @kb;
		1004
		1005	for (0 .. $#ka) {
		1006	return 0 unless $ka[$_] eq $kb[$_];
		1007	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1008	}
		1009
		1010	} elsif ("ARRAY" eq ref $a) {
		1011
		1012	return 0 if @$a != @$b;
		1013
		1014	for (0 .. $#$a) {
		1015	return 0 unless _object_equal $a->[$_], $b->[$_];
		1016	}
		1017
		1018	} elsif ($a ne $b) {
		1019	return 0;
		1020	}
		1021
		1022	1
		1023	}
		1024
		1025	our $SLOW_MERGES;#d#
		1026	sub _can_merge {
		1027	my ($ob1, $ob2) = @_;
		1028
		1029	++$SLOW_MERGES;#d#
		1030
		1031	# we do the slow way here
		1032	return _object_equal $ob1, $ob2
		1033	}
891		1034
892	sub reattach {	1035	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1036	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1037	my ($obj) = @_;
895		1038
…		…
916	cf::attachable->attach (	1059	cf::attachable->attach (
917	prio => -1000000,	1060	prio => -1000000,
918	on_instantiate => sub {	1061	on_instantiate => sub {
919	my ($obj, $data) = @_;	1062	my ($obj, $data) = @_;
920		1063
921	$data = from_json $data;	1064	$data = decode_json $data;
922		1065
923	for (@$data) {	1066	for (@$data) {
924	my ($name, $args) = @$_;	1067	my ($name, $args) = @$_;
925		1068
926	$obj->attach ($name, %{$args || {} });	1069	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1085	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1086	my ($filename, $rdata, $objs) = @_;
944		1087
945	sync_job {	1088	sync_job {
946	if (length $$rdata) {	1089	if (length $$rdata) {
		1090	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1091	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1092	$decname, length $$rdata, scalar @$objs;
949		1093
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1094	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1095	chmod SAVE_MODE, $fh;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1096	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1097	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1098	close $fh;
955		1099
956	if (@$objs) {	1100	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1101	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1102	chmod SAVE_MODE, $fh;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1103	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1104	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1105	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1106	close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1107	aio_rename "$filename.pst~", "$filename.pst";
964	}	1108	}
…		…
972	}	1116	}
973	} else {	1117	} else {
974	aio_unlink $filename;	1118	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1119	aio_unlink "$filename.pst";
976	}	1120	}
977	}	1121	};
978	}	1122	}
979		1123
980	sub object_freezer_as_string {	1124	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1125	my ($rdata, $objs) = @_;
982		1126
…		…
994	or return;	1138	or return;
995		1139
996	unless (aio_stat "$filename.pst") {	1140	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1141	(aio_load "$filename.pst", $av) >= 0
998	or return;	1142	or return;
		1143
999	$av = eval { (Storable::thaw $av)->{objs} };	1144	my $st = eval { Coro::Storable::thaw $av };
		1145	$av = $st->{objs};
1000	}	1146	}
1001		1147
		1148	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1149	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1150	$decname, length $data, scalar @{$av || []};
		1151
1004	return ($data, $av);	1152	($data, $av)
1005	}	1153	}
1006		1154
1007	=head2 COMMAND CALLBACKS	1155	=head2 COMMAND CALLBACKS
1008		1156
1009	=over 4	1157	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1177	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1178	}
1031		1179
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1180	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1181
1034	Register a callback fro execution when the client sends an extcmd packet.	1182	Register a callback for execution when the client sends an (synchronous)
		1183	extcmd packet. Ext commands will be processed in the order they are
		1184	received by the server, like other user commands. The first argument is
		1185	the logged-in player. Ext commands can only be processed after a player
		1186	has logged in successfully.
1035		1187
1036	If the callback returns something, it is sent back as if reply was being	1188	If the callback returns something, it is sent back as if reply was being
1037	called.	1189	called.
1038		1190
		1191	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1192
		1193	Register a callback for execution when the client sends an (asynchronous)
		1194	exticmd packet. Exti commands are processed by the server as soon as they
		1195	are received, i.e. out of order w.r.t. other commands. The first argument
		1196	is a client socket. Exti commands can be received anytime, even before
		1197	log-in.
		1198
		1199	If the callback returns something, it is sent back as if reply was being
		1200	called.
		1201
1039	=cut	1202	=cut
1040		1203
1041	sub register_extcmd {	1204	sub register_extcmd {
1042	my ($name, $cb) = @_;	1205	my ($name, $cb) = @_;
1043		1206
1044	$EXTCMD{$name} = $cb;	1207	$EXTCMD{$name} = $cb;
		1208	}
		1209
		1210	sub register_exticmd {
		1211	my ($name, $cb) = @_;
		1212
		1213	$EXTICMD{$name} = $cb;
1045	}	1214	}
1046		1215
1047	cf::player->attach (	1216	cf::player->attach (
1048	on_command => sub {	1217	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1218	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1227	cf::override;
1059	},	1228	},
1060	on_extcmd => sub {	1229	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1230	my ($pl, $buf) = @_;
1062		1231
1063	my $msg = eval { from_json $buf };	1232	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1233
1065	if (ref $msg) {	1234	if (ref $msg) {
		1235	my ($type, $reply, @payload) =
		1236	"ARRAY" eq ref $msg
		1237	? @$msg
		1238	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1239
		1240	my @reply;
		1241
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1242	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1243	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1244	}
		1245
		1246	$pl->ext_reply ($reply, @reply)
		1247	if $reply;
		1248
1071	} else {	1249	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1250	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1251	}
1074		1252
1075	cf::override;	1253	cf::override;
…		…
1165		1343
1166	=head3 cf::player	1344	=head3 cf::player
1167		1345
1168	=over 4	1346	=over 4
1169		1347
		1348	=item cf::player::num_playing
		1349
		1350	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1351
		1352	=cut
		1353
		1354	sub num_playing {
		1355	scalar grep
		1356	$_->ob->map
		1357	&& !$_->hidden
		1358	&& !$_->ob->flag (cf::FLAG_WIZ),
		1359	cf::player::list
		1360	}
		1361
1170	=item cf::player::find $login	1362	=item cf::player::find $login
1171		1363
1172	Returns the given player object, loading it if necessary (might block).	1364	Returns the given player object, loading it if necessary (might block).
1173		1365
1174	=cut	1366	=cut
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1401	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1402	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1403	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1404	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1405
1214	my $pl = load_pl path $login	1406	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1407	or return;
		1408
		1409	my $pl = cf::player::load_pl $f
		1410	or return;
		1411	local $cf::PLAYER_LOADING{$login} = $pl;
		1412	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1413	$cf::PLAYER{$login} = $pl
1217	}	1414	}
1218	}	1415	}
1219	}	1416	}
1220		1417
…		…
1230		1427
1231	aio_mkdir playerdir $pl, 0770;	1428	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1429	$pl->{last_save} = $cf::RUNTIME;
1233		1430
1234	$pl->save_pl ($path);	1431	$pl->save_pl ($path);
1235	Coro::cede;	1432	cf::cede_to_tick;
1236	}	1433	}
1237		1434
1238	sub new($) {	1435	sub new($) {
1239	my ($login) = @_;	1436	my ($login) = @_;
1240		1437
…		…
1244	$self->{deny_save} = 1;	1441	$self->{deny_save} = 1;
1245		1442
1246	$cf::PLAYER{$login} = $self;	1443	$cf::PLAYER{$login} = $self;
1247		1444
1248	$self	1445	$self
		1446	}
		1447
		1448	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1449
		1450	=cut
		1451
		1452	sub send_msg {
		1453	my $ns = shift->ns
		1454	or return;
		1455	$ns->send_msg (@_);
1249	}	1456	}
1250		1457
1251	=item $pl->quit_character	1458	=item $pl->quit_character
1252		1459
1253	Nukes the player without looking back. If logged in, the connection will	1460	Nukes the player without looking back. If logged in, the connection will
…		…
1308	or return [];	1515	or return [];
1309		1516
1310	my @logins;	1517	my @logins;
1311		1518
1312	for my $login (@$dirs) {	1519	for my $login (@$dirs) {
		1520	my $path = path $login;
		1521
		1522	# a .pst is a dead give-away for a valid player
		1523	unless (-e "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1524	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1525	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1526	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1527	}
1316		1528
1317	utf8::decode $login;	1529	utf8::decode $login;
1318	push @logins, $login;	1530	push @logins, $login;
1319	}	1531	}
1320		1532
…		…
1353		1565
1354	Expand crossfire pod fragments into protocol xml.	1566	Expand crossfire pod fragments into protocol xml.
1355		1567
1356	=cut	1568	=cut
1357		1569
		1570	use re 'eval';
		1571
		1572	my $group;
		1573	my $interior; $interior = qr{
		1574	# match a pod interior sequence sans C<< >>
		1575	(?:
		1576	\ (.*?)\ (?{ $group = $^N })
		1577	| < (??{$interior}) >
		1578	)
		1579	}x;
		1580
1358	sub expand_cfpod {	1581	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;	1582	my ($self, $pod) = @_;
1360		1583
1361	# escape & and <	1584	my $xml;
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364		1585
1365	# this is buggy, it needs to properly take care of nested <'s	1586	while () {
		1587	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1588	$group = $1;
1366		1589
1367	1 while	1590	$group =~ s/&/&amp;/g;
1368	# replace B<>, I<>, U<> etc.	1591	$group =~ s/</&lt;/g;
1369	s/B<([^\>]*)>/<b>$1<\/b>/	1592
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/	1593	$xml .= $group;
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/	1594	} elsif ($pod =~ m%\G
1372	# replace G<male|female> tags	1595	([BCGHITU])
1373	|| s{G<([^>|]*)\|([^>]*)>}{	1596	<
1374	$self->gender ? $2 : $1	1597	(?:
		1598	([^<>]*) (?{ $group = $^N })
		1599	| < $interior >
		1600	)
		1601	>
		1602	%gcsx
		1603	) {
		1604	my ($code, $data) = ($1, $group);
		1605
		1606	if ($code eq "B") {
		1607	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1608	} elsif ($code eq "I") {
		1609	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1610	} elsif ($code eq "U") {
		1611	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1612	} elsif ($code eq "C") {
		1613	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1614	} elsif ($code eq "T") {
		1615	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1616	} elsif ($code eq "G") {
		1617	my ($male, $female) = split /\|/, $data;
		1618	$data = $self->gender ? $female : $male;
		1619	$xml .= expand_cfpod ($self, $data);
		1620	} elsif ($code eq "H") {
		1621	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1622	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1623	"")
		1624	[$self->{hintmode}];
		1625	} else {
		1626	$xml .= "error processing '$code($data)' directive";
		1627	}
		1628	} else {
		1629	if ($pod =~ /\G(.+)/) {
		1630	warn "parse error while expanding $pod (at $1)";
		1631	}
		1632	last;
1375	}ge	1633	}
1376	# replace H<hint text>	1634	}
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378		1635
		1636	for ($xml) {
1379	# create single paragraphs (very hackish)	1637	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;	1638	s/(?<=\S)\n(?=\w)/ /g;
1381		1639
1382	$_	1640	# compress some whitespace
1383	}	1641	s/\s+\n/\n/g; # ws line-ends
		1642	s/\n\n+/\n/g; # double lines
		1643	s/^\n+//; # beginning lines
		1644	s/\n+$//; # ending lines
		1645	}
1384		1646
		1647	$xml
		1648	}
		1649
		1650	no re 'eval';
		1651
		1652	sub hintmode {
		1653	$_[0]{hintmode} = $_[1] if @_ > 1;
		1654	$_[0]{hintmode}
		1655	}
		1656
1385	=item $player->ext_reply ($msgid, %msg)	1657	=item $player->ext_reply ($msgid, @msg)
1386		1658
1387	Sends an ext reply to the player.	1659	Sends an ext reply to the player.
1388		1660
1389	=cut	1661	=cut
1390		1662
1391	sub ext_reply($$%) {	1663	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1664	my ($self, $id, @msg) = @_;
1393		1665
1394	$msg{msgid} = $id;	1666	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1667	}
1398		1668
1399	=item $player->ext_event ($type, %msg)	1669	=item $player->ext_msg ($type, @msg)
1400		1670
1401	Sends an ext event to the client.	1671	Sends an ext event to the client.
1402		1672
1403	=cut	1673	=cut
1404		1674
1405	sub ext_event($$%) {	1675	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1676	my ($self, $type, @msg) = @_;
1407		1677
1408	$self->ns->ext_event ($type, %msg);	1678	$self->ns->ext_msg ($type, @msg);
1409	}	1679	}
1410		1680
1411	=head3 cf::region	1681	=head3 cf::region
1412		1682
1413	=over 4	1683	=over 4
…		…
1426	my ($path) = @_;	1696	my ($path) = @_;
1427		1697
1428	my ($match, $specificity);	1698	my ($match, $specificity);
1429		1699
1430	for my $region (list) {	1700	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1701	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1702	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1703	if $region->specificity > $specificity;
1434	}	1704	}
1435	}	1705	}
1436		1706
…		…
1556	$self->init; # pass $1 etc.	1826	$self->init; # pass $1 etc.
1557	return $self;	1827	return $self;
1558	}	1828	}
1559	}	1829	}
1560		1830
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1831	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1832	()
1563	}	1833	}
1564		1834
1565	sub init {	1835	sub init {
1566	my ($self) = @_;	1836	my ($self) = @_;
…		…
1629		1899
1630	sub load_header_from($) {	1900	sub load_header_from($) {
1631	my ($self, $path) = @_;	1901	my ($self, $path) = @_;
1632		1902
1633	utf8::encode $path;	1903	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1904	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	or return;	1905	or return;
		1906
		1907	$self->_load_header ($f)
		1908	or return;
		1909
		1910	local $MAP_LOADING{$self->{path}} = $self;
		1911	$f->resolve_delayed_derefs;
1639		1912
1640	$self->{load_path} = $path;	1913	$self->{load_path} = $path;
1641		1914
1642	1	1915	1
1643	}	1916	}
…		…
1697	sub find {	1970	sub find {
1698	my ($path, $origin) = @_;	1971	my ($path, $origin) = @_;
1699		1972
1700	$path = normalise $path, $origin && $origin->path;	1973	$path = normalise $path, $origin && $origin->path;
1701		1974
		1975	cf::lock_wait "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1703		1977
1704	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
1705	my $guard = cf::lock_acquire "map_find:$path";	1979	my $guard1 = cf::lock_acquire "map_find:$path";
		1980	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1981
1706	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1707	or return;	1983	or return;
1708		1984
1709	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
1710		1986
…		…
1712	or return;	1988	or return;
1713		1989
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard1;
		1994	undef $guard2;
1717	$map->reset;	1995	$map->reset;
1718	undef $guard;
1719	return find $path;	1996	return find $path;
1720	}	1997	}
1721		1998
1722	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
1723	}	2000	}
…		…
1732	local $self->{deny_reset} = 1; # loading can take a long time	2009	local $self->{deny_reset} = 1; # loading can take a long time
1733		2010
1734	my $path = $self->{path};	2011	my $path = $self->{path};
1735		2012
1736	{	2013	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2014	my $guard = cf::lock_acquire "map_data:$path";
1738		2015
		2016	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2017	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		2018
1741	$self->in_memory (cf::MAP_LOADING);	2019	$self->in_memory (cf::MAP_LOADING);
1742		2020
1743	$self->alloc;	2021	$self->alloc;
1744		2022
1745	$self->pre_load;	2023	$self->pre_load;
1746	Coro::cede;	2024	cf::cede_to_tick;
1747		2025
		2026	my $f = new_from_file cf::object::thawer $self->{load_path};
		2027	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2028	$self->_load_objects ($f)
1749	or return;	2029	or return;
1750		2030
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1752	if delete $self->{load_original};	2032	if delete $self->{load_original};
1753		2033
1754	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2035	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2036	unless (aio_stat $uniq) {
		2037	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2038	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2039	$self->_load_objects ($f);
		2040	$f->resolve_delayed_derefs;
		2041	}
1759	}	2042	}
1760	}	2043	}
1761		2044
1762	Coro::cede;	2045	$f->resolve_delayed_derefs;
		2046
		2047	cf::cede_to_tick;
1763	# now do the right thing for maps	2048	# now do the right thing for maps
1764	$self->link_multipart_objects;	2049	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2050	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2051	unless $self->difficulty;
1767	Coro::cede;	2052	cf::cede_to_tick;
1768		2053
1769	unless ($self->{deny_activate}) {	2054	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2055	$self->decay_objects;
1771	$self->fix_auto_apply;	2056	$self->fix_auto_apply;
1772	$self->update_buttons;	2057	$self->update_buttons;
1773	Coro::cede;	2058	cf::cede_to_tick;
1774	$self->set_darkness_map;	2059	$self->set_darkness_map;
1775	Coro::cede;	2060	cf::cede_to_tick;
1776	$self->activate;	2061	$self->activate;
1777	}	2062	}
		2063
		2064	$self->{last_save} = $cf::RUNTIME;
		2065	$self->last_access ($cf::RUNTIME);
1778		2066
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_IN_MEMORY);
1780	}	2068	}
1781		2069
1782	$self->post_load;	2070	$self->post_load;
…		…
1793		2081
1794	$self	2082	$self
1795	}	2083	}
1796		2084
1797	# find and load all maps in the 3x3 area around a map	2085	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {	2086	sub load_neighbours {
1799	my ($map) = @_;	2087	my ($map) = @_;
1800		2088
1801	my @diag; # diagonal neighbours	2089	my @neigh; # diagonal neighbours
1802		2090
1803	for (0 .. 3) {	2091	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2092	my $neigh = $map->tile_path ($_)
1805	or next;	2093	or next;
1806	$neigh = find $neigh, $map	2094	$neigh = find $neigh, $map
1807	or next;	2095	or next;
1808	$neigh->load;	2096	$neigh->load;
1809		2097
		2098	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2101	}
1813		2102
1814	for (@diag) {	2103	for (grep defined $_->[0], @neigh) {
		2104	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2105	my $neigh = find $path, $origin
1816	or next;	2106	or next;
1817	$neigh->load;	2107	$neigh->load;
1818	}	2108	}
1819	}	2109	}
1820		2110
…		…
1825	}	2115	}
1826		2116
1827	sub do_load_sync {	2117	sub do_load_sync {
1828	my ($map) = @_;	2118	my ($map) = @_;
1829		2119
		2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2121	if $Coro::current == $Coro::main;
		2122
1830	cf::sync_job { $map->load };	2123	cf::sync_job { $map->load };
1831	}	2124	}
1832		2125
1833	our %MAP_PREFETCH;	2126	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2127	our $MAP_PREFETCHER = undef;
1835		2128
1836	sub find_async {	2129	sub find_async {
1837	my ($path, $origin) = @_;	2130	my ($path, $origin, $load) = @_;
1838		2131
1839	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
1840		2133
1841	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1843	}	2136	}
1844		2137
1845	undef $MAP_PREFETCH{$path};	2138	$MAP_PREFETCH{$path} |= $load;
		2139
1846	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
		2141	$Coro::current->{desc} = "map prefetcher";
		2142
1847	while (%MAP_PREFETCH) {	2143	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2144	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2145	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2146	$map->load if $v;
		2147	}
1852		2148
1853	delete $MAP_PREFETCH{$path};	2149	delete $MAP_PREFETCH{$k};
1854	}	2150	}
1855	}	2151	}
1856	undef $MAP_PREFETCHER;	2152	undef $MAP_PREFETCHER;
1857	};	2153	};
1858	$MAP_PREFETCHER->prio (6);	2154	$MAP_PREFETCHER->prio (6);
…		…
1861	}	2157	}
1862		2158
1863	sub save {	2159	sub save {
1864	my ($self) = @_;	2160	my ($self) = @_;
1865		2161
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2163
1868	$self->{last_save} = $cf::RUNTIME;	2164	$self->{last_save} = $cf::RUNTIME;
1869		2165
1870	return unless $self->dirty;	2166	return unless $self->dirty;
1871		2167
…		…
1877	return if $self->{deny_save};	2173	return if $self->{deny_save};
1878		2174
1879	local $self->{last_access} = $self->last_access;#d#	2175	local $self->{last_access} = $self->last_access;#d#
1880		2176
1881	cf::async {	2177	cf::async {
		2178	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
1883	};	2180	};
1884		2181
1885	if ($uniq) {	2182	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1894	my ($self) = @_;	2191	my ($self) = @_;
1895		2192
1896	# save first because save cedes	2193	# save first because save cedes
1897	$self->save;	2194	$self->save;
1898		2195
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2196	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2197
1901	return if $self->players;	2198	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;	2199	return if $self->in_memory != cf::MAP_IN_MEMORY;
1903	return if $self->{deny_save};	2200	return if $self->{deny_save};
1904		2201
		2202	$self->in_memory (cf::MAP_SWAPPED);
		2203
		2204	$self->deactivate;
		2205	$_->clear_links_to ($self) for values %cf::MAP;
1905	$self->clear;	2206	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2207	}
1908		2208
1909	sub reset_at {	2209	sub reset_at {
1910	my ($self) = @_;	2210	my ($self) = @_;
1911		2211
…		…
1943	if $uniq;	2243	if $uniq;
1944	}	2244	}
1945		2245
1946	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
1947		2247
		2248	$self->deactivate;
		2249	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2250	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2251
1952	$self->unlink_save;	2252	$self->unlink_save;
1953	$self->destroy;	2253	$self->destroy;
1954	}	2254	}
1955		2255
1956	my $nuke_counter = "aaaa";	2256	my $nuke_counter = "aaaa";
1957		2257
1958	sub nuke {	2258	sub nuke {
1959	my ($self) = @_;	2259	my ($self) = @_;
1960		2260
		2261	{
		2262	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2263
1961	delete $cf::MAP{$self->path};	2264	delete $cf::MAP{$self->path};
1962		2265
1963	$self->unlink_save;	2266	$self->unlink_save;
1964		2267
1965	bless $self, "cf::map";	2268	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2269	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2270	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2271	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2272	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2273
1971	$cf::MAP{$self->path} = $self;	2274	$cf::MAP{$self->path} = $self;
		2275	}
1972		2276
1973	$self->reset; # polite request, might not happen	2277	$self->reset; # polite request, might not happen
1974	}	2278	}
1975		2279
1976	=item $maps = cf::map::tmp_maps	2280	=item $maps = cf::map::tmp_maps
…		…
2052		2356
2053	sub inv_recursive {	2357	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2358	inv_recursive_ inv $_[0]
2055	}	2359	}
2056		2360
		2361	=item $ref = $ob->ref
		2362
		2363	creates and returns a persistent reference to an objetc that can be stored as a string.
		2364
		2365	=item $ob = cf::object::deref ($refstring)
		2366
		2367	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2368	even if the object actually exists. May block.
		2369
		2370	=cut
		2371
		2372	sub deref {
		2373	my ($ref) = @_;
		2374
		2375	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2376	my ($uuid, $name) = ($1, $2);
		2377	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2378	or return;
		2379	$pl->ob->uuid eq $uuid
		2380	or return;
		2381
		2382	$pl->ob
		2383	} else {
		2384	warn "$ref: cannot resolve object reference\n";
		2385	undef
		2386	}
		2387	}
		2388
2057	package cf;	2389	package cf;
2058		2390
2059	=back	2391	=back
2060		2392
2061	=head3 cf::object::player	2393	=head3 cf::object::player
…		…
2083		2415
2084	} else {	2416	} else {
2085	my $pl = $self->contr;	2417	my $pl = $self->contr;
2086		2418
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2419	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2420	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2421	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2422
2096	} else {	2423	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2424	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2425	$self->message ($msg, $flags);
2099	}	2426	}
2100	}	2427	}
		2428	}
		2429
		2430	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2431
		2432	=cut
		2433
		2434	sub cf::object::send_msg {
		2435	my $pl = shift->contr
		2436	or return;
		2437	$pl->send_msg (@_);
2101	}	2438	}
2102		2439
2103	=item $player_object->may ("access")	2440	=item $player_object->may ("access")
2104		2441
2105	Returns wether the given player is authorized to access resource "access"	2442	Returns wether the given player is authorized to access resource "access"
…		…
2184	# use -1 or undef as default coordinates, not 0, 0	2521	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2522	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2523	if $x <=0 && $y <= 0;
2187		2524
2188	$map->load;	2525	$map->load;
2189	$map->load_diag;	2526	$map->load_neighbours;
2190		2527
2191	return unless $self->contr->active;	2528	return unless $self->contr->active;
2192	$self->activate_recursive;	2529	$self->activate_recursive;
2193		2530
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2532	$self->enter_map ($map, $x, $y);
2196	}	2533	}
2197		2534
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2535	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2536
2200	Moves the player to the given map-path and coordinates by first freezing	2537	Moves the player to the given map-path and coordinates by first freezing
2201	her, loading and preparing them map, calling the provided $check callback	2538	her, loading and preparing them map, calling the provided $check callback
2202	that has to return the map if sucecssful, and then unfreezes the player on	2539	that has to return the map if sucecssful, and then unfreezes the player on
2203	the new (success) or old (failed) map position.	2540	the new (success) or old (failed) map position. In either case, $done will
		2541	be called at the end of this process.
2204		2542
2205	=cut	2543	=cut
2206		2544
2207	our $GOTOGEN;	2545	our $GOTOGEN;
2208		2546
2209	sub cf::object::player::goto {	2547	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2548	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2549
2212	# do generation counting so two concurrent goto's will be executed in-order	2550	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2552
2215	$self->enter_link;	2553	$self->enter_link;
2216		2554
2217	(async {	2555	(async {
		2556	$Coro::current->{desc} = "player::goto $path $x $y";
		2557
		2558	# *tag paths override both path and x|y
		2559	if ($path =~ /^\*(.*)$/) {
		2560	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2561	my $ob = $obs[rand @obs];
		2562
		2563	# see if we actually can go there
		2564	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2565	$ob = $obs[rand @obs];
		2566	} else {
		2567	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2568	}
		2569	# else put us there anyways for now #d#
		2570
		2571	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2572	} else {
		2573	($path, $x, $y) = (undef, undef, undef);
		2574	}
		2575	}
		2576
2218	my $map = eval {	2577	my $map = eval {
2219	my $map = cf::map::find $path;	2578	my $map = defined $path ? cf::map::find $path : undef;
2220		2579
2221	if ($map) {	2580	if ($map) {
2222	$map = $map->customise_for ($self);	2581	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2582	$map = $check->($map) if $check && $map;
2224	} else {	2583	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2585	}
2227		2586
2228	$map	2587	$map
2229	};	2588	};
2230		2589
…		…
2235		2594
2236	if ($gen == $self->{_goto_generation}) {	2595	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2596	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2597	$self->leave_link ($map, $x, $y);
2239	}	2598	}
		2599
		2600	$done->() if $done;
2240	})->prio (1);	2601	})->prio (1);
2241	}	2602	}
2242		2603
2243	=item $player_object->enter_exit ($exit_object)	2604	=item $player_object->enter_exit ($exit_object)
2244		2605
…		…
2281	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
2282	}	2643	}
2283		2644
2284	$rmp->{random_seed} ||= $exit->random_seed;	2645	$rmp->{random_seed} ||= $exit->random_seed;
2285		2646
2286	my $data = cf::to_json $rmp;	2647	my $data = cf::encode_json $rmp;
2287	my $md5 = Digest::MD5::md5_hex $data;	2648	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2649	my $meta = "$RANDOMDIR/$md5.meta";
2289		2650
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2652	aio_write $fh, 0, (length $data), $data, 0;
…		…
2313	my $hp = $exit->stats->hp;	2674	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;	2675	my $sp = $exit->stats->sp;
2315		2676
2316	$self->enter_link;	2677	$self->enter_link;
2317		2678
		2679	# if exit is damned, update players death & WoR home-position
		2680	$self->contr->savebed ($slaying, $hp, $sp)
		2681	if $exit->flag (FLAG_DAMNED);
		2682
2318	(async {	2683	(async {
		2684	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2685
2319	$self->deactivate_recursive; # just to be sure	2686	$self->deactivate_recursive; # just to be sure
2320	unless (eval {	2687	unless (eval {
2321	$self->goto ($slaying, $hp, $sp);	2688	$self->goto ($slaying, $hp, $sp);
2322		2689
2323	1;	2690	1;
…		…
2349		2716
2350	utf8::encode $text;	2717	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2718	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	2719	}
2353		2720
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2721	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2722
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2723	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2724	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	2725	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2726	the message unless the client supports the msg packet.
2360		2727
2361	=cut	2728	=cut
2362		2729
		2730	# non-persistent channels (usually the info channel)
		2731	our %CHANNEL = (
		2732	"c/identify" => {
		2733	id => "infobox",
		2734	title => "Identify",
		2735	reply => undef,
		2736	tooltip => "Items recently identified",
		2737	},
		2738	"c/examine" => {
		2739	id => "infobox",
		2740	title => "Examine",
		2741	reply => undef,
		2742	tooltip => "Signs and other items you examined",
		2743	},
		2744	"c/book" => {
		2745	id => "infobox",
		2746	title => "Book",
		2747	reply => undef,
		2748	tooltip => "The contents of a note or book",
		2749	},
		2750	"c/lookat" => {
		2751	id => "infobox",
		2752	title => "Look",
		2753	reply => undef,
		2754	tooltip => "What you saw there",
		2755	},
		2756	"c/who" => {
		2757	id => "infobox",
		2758	title => "Players",
		2759	reply => undef,
		2760	tooltip => "Shows players who are currently online",
		2761	},
		2762	"c/body" => {
		2763	id => "infobox",
		2764	title => "Body Parts",
		2765	reply => undef,
		2766	tooltip => "Shows which body parts you posess and are available",
		2767	},
		2768	"c/uptime" => {
		2769	id => "infobox",
		2770	title => "Uptime",
		2771	reply => undef,
		2772	tooltip => "How long the server has been running since last restart",
		2773	},
		2774	"c/mapinfo" => {
		2775	id => "infobox",
		2776	title => "Map Info",
		2777	reply => undef,
		2778	tooltip => "Information related to the maps",
		2779	},
		2780	);
		2781
2363	sub cf::client::send_msg {	2782	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	2783	my ($self, $channel, $msg, $color, @extra) = @_;
2365		2784
2366	$msg = $self->pl->expand_cfpod ($msg);	2785	$msg = $self->pl->expand_cfpod ($msg);
2367		2786
		2787	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2788
		2789	# check predefined channels, for the benefit of C
		2790	if ($CHANNEL{$channel}) {
		2791	$channel = $CHANNEL{$channel};
		2792
		2793	$self->ext_msg (channel_info => $channel)
		2794	if $self->can_msg;
		2795
		2796	$channel = $channel->{id};
		2797
		2798	} elsif (ref $channel) {
		2799	# send meta info to client, if not yet sent
		2800	unless (exists $self->{channel}{$channel->{id}}) {
		2801	$self->{channel}{$channel->{id}} = $channel;
		2802	$self->ext_msg (channel_info => $channel)
		2803	if $self->can_msg;
		2804	}
		2805
		2806	$channel = $channel->{id};
		2807	}
		2808
		2809	return unless @extra || length $msg;
		2810
2368	if ($self->can_msg) {	2811	if ($self->can_msg) {
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2812	# default colour, mask it out
		2813	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2814	if $color & cf::NDI_DEF;
		2815
		2816	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2817	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2370	} else {	2818	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379	}
2380
2381	if ($color >= 0) {	2819	if ($color >= 0) {
		2820	# replace some tags by gcfclient-compatible ones
		2821	for ($msg) {
		2822	1 while
		2823	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2824	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2825	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2826	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2827	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2828	}
		2829
		2830	$color &= cf::NDI_COLOR_MASK;
		2831
		2832	utf8::encode $msg;
		2833
2382	if ($msg =~ /\[/) {	2834	if (0 && $msg =~ /\[/) {
		2835	# COMMAND/INFO
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	2836	$self->send_packet ("drawextinfo $color 10 8 $msg")
2384	} else {	2837	} else {
		2838	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2385	$self->send_packet ("drawinfo $color $msg")	2839	$self->send_packet ("drawinfo $color $msg")
2386	}	2840	}
2387	}	2841	}
2388	}	2842	}
2389	}	2843	}
2390		2844
2391	=item $client->ext_event ($type, %msg)	2845	=item $client->ext_msg ($type, @msg)
2392		2846
2393	Sends an exti event to the client.	2847	Sends an ext event to the client.
2394		2848
2395	=cut	2849	=cut
2396		2850
2397	sub cf::client::ext_event($$%) {	2851	sub cf::client::ext_msg($$@) {
2398	my ($self, $type, %msg) = @_;	2852	my ($self, $type, @msg) = @_;
2399		2853
		2854	if ($self->extcmd == 2) {
		2855	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2856	} elsif ($self->extcmd == 1) { # TODO: remove
2400	$msg{msgtype} = "event_$type";	2857	push @msg, msgtype => "event_$type";
2401	$self->send_packet ("ext " . cf::to_json \%msg);	2858	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2859	}
		2860	}
		2861
		2862	=item $client->ext_reply ($msgid, @msg)
		2863
		2864	Sends an ext reply to the client.
		2865
		2866	=cut
		2867
		2868	sub cf::client::ext_reply($$@) {
		2869	my ($self, $id, @msg) = @_;
		2870
		2871	if ($self->extcmd == 2) {
		2872	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2873	} elsif ($self->extcmd == 1) {
		2874	#TODO: version 1, remove
		2875	unshift @msg, msgtype => "reply", msgid => $id;
		2876	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2877	}
2402	}	2878	}
2403		2879
2404	=item $success = $client->query ($flags, "text", \&cb)	2880	=item $success = $client->query ($flags, "text", \&cb)
2405		2881
2406	Queues a query to the client, calling the given callback with	2882	Queues a query to the client, calling the given callback with
2407	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2883	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2408	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2884	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2409		2885
2410	Queries can fail, so check the return code. Or don't, as queries will become	2886	Queries can fail, so check the return code. Or don't, as queries will
2411	reliable at some point in the future.	2887	become reliable at some point in the future.
2412		2888
2413	=cut	2889	=cut
2414		2890
2415	sub cf::client::query {	2891	sub cf::client::query {
2416	my ($self, $flags, $text, $cb) = @_;	2892	my ($self, $flags, $text, $cb) = @_;
…		…
2424	utf8::encode $text;	2900	utf8::encode $text;
2425	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2901	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2426		2902
2427	$self->send_packet ($self->{query_queue}[0][0])	2903	$self->send_packet ($self->{query_queue}[0][0])
2428	if @{ $self->{query_queue} } == 1;	2904	if @{ $self->{query_queue} } == 1;
		2905
		2906	1
2429	}	2907	}
2430		2908
2431	cf::client->attach (	2909	cf::client->attach (
		2910	on_connect => sub {
		2911	my ($ns) = @_;
		2912
		2913	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2914	},
2432	on_reply => sub {	2915	on_reply => sub {
2433	my ($ns, $msg) = @_;	2916	my ($ns, $msg) = @_;
2434		2917
2435	# this weird shuffling is so that direct followup queries	2918	# this weird shuffling is so that direct followup queries
2436	# get handled first	2919	# get handled first
…		…
2448	} else {	2931	} else {
2449	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2932	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2450	}	2933	}
2451	}	2934	}
2452	},	2935	},
		2936	on_exticmd => sub {
		2937	my ($ns, $buf) = @_;
		2938
		2939	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2940
		2941	if (ref $msg) {
		2942	my ($type, $reply, @payload) =
		2943	"ARRAY" eq ref $msg
		2944	? @$msg
		2945	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2946
		2947	my @reply;
		2948
		2949	if (my $cb = $EXTICMD{$type}) {
		2950	@reply = $cb->($ns, @payload);
		2951	}
		2952
		2953	$ns->ext_reply ($reply, @reply)
		2954	if $reply;
		2955
		2956	} else {
		2957	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2958	}
		2959
		2960	cf::override;
		2961	},
2453	);	2962	);
2454		2963
2455	=item $client->async (\&cb)	2964	=item $client->async (\&cb)
2456		2965
2457	Create a new coroutine, running the specified callback. The coroutine will	2966	Create a new coroutine, running the specified callback. The coroutine will
…		…
2498	our $safe = new Safe "safe";	3007	our $safe = new Safe "safe";
2499	our $safe_hole = new Safe::Hole;	3008	our $safe_hole = new Safe::Hole;
2500		3009
2501	$SIG{FPE} = 'IGNORE';	3010	$SIG{FPE} = 'IGNORE';
2502		3011
2503	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3012	$safe->permit_only (Opcode::opset qw(
		3013	:base_core :base_mem :base_orig :base_math
		3014	grepstart grepwhile mapstart mapwhile
		3015	sort time
		3016	));
2504		3017
2505	# here we export the classes and methods available to script code	3018	# here we export the classes and methods available to script code
2506		3019
2507	=pod	3020	=pod
2508		3021
2509	The following functions and methods are available within a safe environment:	3022	The following functions and methods are available within a safe environment:
2510		3023
2511	cf::object contr pay_amount pay_player map	3024	cf::object
		3025	contr pay_amount pay_player map x y force_find force_add destroy
		3026	insert remove name archname title slaying race decrease_ob_nr
		3027
2512	cf::object::player player	3028	cf::object::player
2513	cf::player peaceful	3029	player
2514	cf::map trigger	3030
		3031	cf::player
		3032	peaceful
		3033
		3034	cf::map
		3035	trigger
2515		3036
2516	=cut	3037	=cut
2517		3038
2518	for (	3039	for (
2519	["cf::object" => qw(contr pay_amount pay_player map)],	3040	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3041	insert remove inv name archname title slaying race
		3042	decrease_ob_nr destroy)],
2520	["cf::object::player" => qw(player)],	3043	["cf::object::player" => qw(player)],
2521	["cf::player" => qw(peaceful)],	3044	["cf::player" => qw(peaceful)],
2522	["cf::map" => qw(trigger)],	3045	["cf::map" => qw(trigger)],
2523	) {	3046	) {
2524	no strict 'refs';	3047	no strict 'refs';
…		…
2600	# the server's init and main functions	3123	# the server's init and main functions
2601		3124
2602	sub load_facedata($) {	3125	sub load_facedata($) {
2603	my ($path) = @_;	3126	my ($path) = @_;
2604		3127
		3128	# HACK to clear player env face cache, we need some signal framework
		3129	# for this (global event?)
		3130	%ext::player_env::MUSIC_FACE_CACHE = ();
		3131
		3132	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3133
2605	warn "loading facedata from $path\n";	3134	warn "loading facedata from $path\n";
2606		3135
2607	my $facedata;	3136	my $facedata;
2608	0 < aio_load $path, $facedata	3137	0 < aio_load $path, $facedata
2609	or die "$path: $!";	3138	or die "$path: $!";
…		…
2611	$facedata = Coro::Storable::thaw $facedata;	3140	$facedata = Coro::Storable::thaw $facedata;
2612		3141
2613	$facedata->{version} == 2	3142	$facedata->{version} == 2
2614	or cf::cleanup "$path: version mismatch, cannot proceed.";	3143	or cf::cleanup "$path: version mismatch, cannot proceed.";
2615		3144
		3145	# patch in the exptable
		3146	$facedata->{resource}{"res/exp_table"} = {
		3147	type => FT_RSRC,
		3148	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3149	};
		3150	cf::cede_to_tick;
		3151
2616	{	3152	{
2617	my $faces = $facedata->{faceinfo};	3153	my $faces = $facedata->{faceinfo};
2618		3154
2619	while (my ($face, $info) = each %$faces) {	3155	while (my ($face, $info) = each %$faces) {
2620	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3156	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3157
2621	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3158	cf::face::set_visibility $idx, $info->{visibility};
		3159	cf::face::set_magicmap $idx, $info->{magicmap};
2622	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3160	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2623	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3161	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2624	Coro::cede;	3162
		3163	cf::cede_to_tick;
2625	}	3164	}
2626		3165
2627	while (my ($face, $info) = each %$faces) {	3166	while (my ($face, $info) = each %$faces) {
2628	next unless $info->{smooth};	3167	next unless $info->{smooth};
		3168
2629	my $idx = cf::face::find $face	3169	my $idx = cf::face::find $face
2630	or next;	3170	or next;
		3171
2631	if (my $smooth = cf::face::find $info->{smooth}) {	3172	if (my $smooth = cf::face::find $info->{smooth}) {
		3173	cf::face::set_smooth $idx, $smooth;
2632	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3174	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2633	} else {	3175	} else {
2634	warn "smooth face '$info->{smooth}' not found for face '$face'";	3176	warn "smooth face '$info->{smooth}' not found for face '$face'";
2635	}	3177	}
2636	Coro::cede;	3178
		3179	cf::cede_to_tick;
2637	}	3180	}
2638	}	3181	}
2639		3182
2640	{	3183	{
2641	my $anims = $facedata->{animinfo};	3184	my $anims = $facedata->{animinfo};
2642		3185
2643	while (my ($anim, $info) = each %$anims) {	3186	while (my ($anim, $info) = each %$anims) {
2644	cf::anim::set $anim, $info->{frames}, $info->{facings};	3187	cf::anim::set $anim, $info->{frames}, $info->{facings};
2645	Coro::cede;	3188	cf::cede_to_tick;
2646	}	3189	}
2647		3190
2648	cf::anim::invalidate_all; # d'oh	3191	cf::anim::invalidate_all; # d'oh
2649	}	3192	}
2650		3193
		3194	{
		3195	# TODO: for gcfclient pleasure, we should give resources
		3196	# that gcfclient doesn't grok a >10000 face index.
		3197	my $res = $facedata->{resource};
		3198
		3199	while (my ($name, $info) = each %$res) {
		3200	if (defined $info->{type}) {
		3201	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3202	my $data;
		3203
		3204	if ($info->{type} & 1) {
		3205	# prepend meta info
		3206
		3207	my $meta = $enc->encode ({
		3208	name => $name,
		3209	%{ $info->{meta} || {} },
		3210	});
		3211
		3212	$data = pack "(w/a*)*", $meta, $info->{data};
		3213	} else {
		3214	$data = $info->{data};
		3215	}
		3216
		3217	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3218	cf::face::set_type $idx, $info->{type};
		3219	} else {
		3220	$RESOURCE{$name} = $info;
		3221	}
		3222
		3223	cf::cede_to_tick;
		3224	}
		3225	}
		3226
		3227	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3228
2651	1	3229	1
2652	}	3230	}
2653		3231
		3232	cf::global->attach (on_resource_update => sub {
		3233	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3234	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3235
		3236	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3237	my $sound = $soundconf->{compat}[$_]
		3238	or next;
		3239
		3240	my $face = cf::face::find "sound/$sound->[1]";
		3241	cf::sound::set $sound->[0] => $face;
		3242	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3243	}
		3244
		3245	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3246	my $face = cf::face::find "sound/$v";
		3247	cf::sound::set $k => $face;
		3248	}
		3249	}
		3250	});
		3251
		3252	register_exticmd fx_want => sub {
		3253	my ($ns, $want) = @_;
		3254
		3255	while (my ($k, $v) = each %$want) {
		3256	$ns->fx_want ($k, $v);
		3257	}
		3258	};
		3259
2654	sub reload_regions {	3260	sub reload_regions {
		3261	# HACK to clear player env face cache, we need some signal framework
		3262	# for this (global event?)
		3263	%ext::player_env::MUSIC_FACE_CACHE = ();
		3264
2655	load_resource_file "$MAPDIR/regions"	3265	load_resource_file "$MAPDIR/regions"
2656	or die "unable to load regions file\n";	3266	or die "unable to load regions file\n";
		3267
		3268	for (cf::region::list) {
		3269	$_->{match} = qr/$_->{match}/
		3270	if exists $_->{match};
		3271	}
2657	}	3272	}
2658		3273
2659	sub reload_facedata {	3274	sub reload_facedata {
2660	load_facedata "$DATADIR/facedata"	3275	load_facedata "$DATADIR/facedata"
2661	or die "unable to load facedata\n";	3276	or die "unable to load facedata\n";
2662	}	3277	}
2663		3278
2664	sub reload_archetypes {	3279	sub reload_archetypes {
		3280	load_resource_file "$DATADIR/archetypes"
		3281	or die "unable to load archetypes\n";
		3282	#d# NEED to laod twice to resolve forward references
		3283	# this really needs to be done in an extra post-pass
		3284	# (which needs to be synchronous, so solve it differently)
2665	load_resource_file "$DATADIR/archetypes"	3285	load_resource_file "$DATADIR/archetypes"
2666	or die "unable to load archetypes\n";	3286	or die "unable to load archetypes\n";
2667	}	3287	}
2668		3288
2669	sub reload_treasures {	3289	sub reload_treasures {
…		…
2685		3305
2686	sub init {	3306	sub init {
2687	reload_resources;	3307	reload_resources;
2688	}	3308	}
2689		3309
2690	sub cfg_load {	3310	sub reload_config {
2691	open my $fh, "<:utf8", "$CONFDIR/config"	3311	open my $fh, "<:utf8", "$CONFDIR/config"
2692	or return;	3312	or return;
2693		3313
2694	local $/;	3314	local $/;
2695	*CFG = YAML::Syck::Load <$fh>;	3315	*CFG = YAML::Load <$fh>;
2696		3316
2697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3317	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2698		3318
2699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3319	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3320	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2711	sub main {	3331	sub main {
2712	# we must not ever block the main coroutine	3332	# we must not ever block the main coroutine
2713	local $Coro::idle = sub {	3333	local $Coro::idle = sub {
2714	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3334	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2715	(async {	3335	(async {
2716	Event::one_event;	3336	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3337	EV::loop EV::LOOP_ONESHOT;
2717	})->prio (Coro::PRIO_MAX);	3338	})->prio (Coro::PRIO_MAX);
2718	};	3339	};
2719		3340
2720	cfg_load;	3341	reload_config;
2721	db_init;	3342	db_init;
2722	load_extensions;	3343	load_extensions;
2723		3344
2724	$TICK_WATCHER->start;	3345	$TICK_WATCHER->start;
		3346	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2725	Event::loop;	3347	EV::loop;
2726	}	3348	}
2727		3349
2728	#############################################################################	3350	#############################################################################
2729	# initialisation and cleanup	3351	# initialisation and cleanup
2730		3352
2731	# install some emergency cleanup handlers	3353	# install some emergency cleanup handlers
2732	BEGIN {	3354	BEGIN {
		3355	our %SIGWATCHER = ();
2733	for my $signal (qw(INT HUP TERM)) {	3356	for my $signal (qw(INT HUP TERM)) {
2734	Event->signal (	3357	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2735	reentrant => 0,
2736	data => WF_AUTOCANCEL,
2737	signal => $signal,
2738	prio => 0,
2739	cb => sub {
2740	cf::cleanup "SIG$signal";	3358	cf::cleanup "SIG$signal";
2741	},
2742	);	3359	};
2743	}	3360	}
2744	}	3361	}
2745		3362
2746	sub write_runtime {	3363	sub write_runtime {
2747	my $runtime = "$LOCALDIR/runtime";	3364	my $runtime = "$LOCALDIR/runtime";
…		…
2792	# and maps saved/destroyed asynchronously.	3409	# and maps saved/destroyed asynchronously.
2793	warn "begin emergency player save\n";	3410	warn "begin emergency player save\n";
2794	for my $login (keys %cf::PLAYER) {	3411	for my $login (keys %cf::PLAYER) {
2795	my $pl = $cf::PLAYER{$login} or next;	3412	my $pl = $cf::PLAYER{$login} or next;
2796	$pl->valid or next;	3413	$pl->valid or next;
		3414	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2797	$pl->save;	3415	$pl->save;
2798	}	3416	}
2799	warn "end emergency player save\n";	3417	warn "end emergency player save\n";
2800		3418
2801	warn "begin emergency map save\n";	3419	warn "begin emergency map save\n";
…		…
2840	warn "syncing database to disk";	3458	warn "syncing database to disk";
2841	BDB::db_env_txn_checkpoint $DB_ENV;	3459	BDB::db_env_txn_checkpoint $DB_ENV;
2842		3460
2843	# if anything goes wrong in here, we should simply crash as we already saved	3461	# if anything goes wrong in here, we should simply crash as we already saved
2844		3462
2845	warn "cancelling all WF_AUTOCANCEL watchers";
2846	for (Event::all_watchers) {
2847	$_->cancel if $_->data & WF_AUTOCANCEL;
2848	}
2849
2850	warn "flushing outstanding aio requests";	3463	warn "flushing outstanding aio requests";
2851	for (;;) {	3464	for (;;) {
2852	BDB::flush;	3465	BDB::flush;
2853	IO::AIO::flush;	3466	IO::AIO::flush;
2854	Coro::cede;	3467	Coro::cede_notself;
2855	last unless IO::AIO::nreqs || BDB::nreqs;	3468	last unless IO::AIO::nreqs || BDB::nreqs;
2856	warn "iterate...";	3469	warn "iterate...";
2857	}	3470	}
2858		3471
2859	++$RELOAD;	3472	++$RELOAD;
…		…
2863	%EXT_CORO = ();	3476	%EXT_CORO = ();
2864		3477
2865	warn "removing commands";	3478	warn "removing commands";
2866	%COMMAND = ();	3479	%COMMAND = ();
2867		3480
2868	warn "removing ext commands";	3481	warn "removing ext/exti commands";
2869	%EXTCMD = ();	3482	%EXTCMD = ();
		3483	%EXTICMD = ();
2870		3484
2871	warn "unloading/nuking all extensions";	3485	warn "unloading/nuking all extensions";
2872	for my $pkg (@EXTS) {	3486	for my $pkg (@EXTS) {
2873	warn "... unloading $pkg";	3487	warn "... unloading $pkg";
2874		3488
…		…
2917	warn "reloading cf.pm";	3531	warn "reloading cf.pm";
2918	require cf;	3532	require cf;
2919	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3533	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2920		3534
2921	warn "loading config and database again";	3535	warn "loading config and database again";
2922	cf::cfg_load;	3536	cf::reload_config;
2923		3537
2924	warn "loading extensions";	3538	warn "loading extensions";
2925	cf::load_extensions;	3539	cf::load_extensions;
2926		3540
2927	warn "reattaching attachments to objects/players";	3541	warn "reattaching attachments to objects/players";
…		…
2947		3561
2948	sub reload_perl() {	3562	sub reload_perl() {
2949	# doing reload synchronously and two reloads happen back-to-back,	3563	# doing reload synchronously and two reloads happen back-to-back,
2950	# coro crashes during coro_state_free->destroy here.	3564	# coro crashes during coro_state_free->destroy here.
2951		3565
2952	$RELOAD_WATCHER ||= Event->timer (	3566	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2953	reentrant => 0,
2954	after => 0,
2955	data => WF_AUTOCANCEL,
2956	cb => sub {
2957	do_reload_perl;
2958	undef $RELOAD_WATCHER;	3567	undef $RELOAD_WATCHER;
2959	},	3568	do_reload_perl;
2960	);	3569	};
2961	}	3570	}
2962		3571
2963	register_command "reload" => sub {	3572	register_command "reload" => sub {
2964	my ($who, $arg) = @_;	3573	my ($who, $arg) = @_;
2965		3574
2966	if ($who->flag (FLAG_WIZ)) {	3575	if ($who->flag (FLAG_WIZ)) {
2967	$who->message ("reloading server.");	3576	$who->message ("reloading server.");
		3577	async {
		3578	$Coro::current->{desc} = "perl_reload";
2968	async { reload_perl };	3579	reload_perl;
		3580	};
2969	}	3581	}
2970	};	3582	};
2971		3583
2972	unshift @INC, $LIBDIR;	3584	unshift @INC, $LIBDIR;
2973		3585
…		…
2992	my $signal = new Coro::Signal;	3604	my $signal = new Coro::Signal;
2993	push @WAIT_FOR_TICK_BEGIN, $signal;	3605	push @WAIT_FOR_TICK_BEGIN, $signal;
2994	$signal->wait;	3606	$signal->wait;
2995	}	3607	}
2996		3608
2997	my $min = 1e6;#d#	3609	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
2998	my $avg = 10;
2999	$TICK_WATCHER = Event->timer (
3000	reentrant => 0,
3001	parked => 1,
3002	prio => 0,
3003	at => $NEXT_TICK || $TICK,
3004	data => WF_AUTOCANCEL,
3005	cb => sub {
3006	if ($Coro::current != $Coro::main) {	3610	if ($Coro::current != $Coro::main) {
3007	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3611	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3008	unless ++$bug_warning > 10;	3612	unless ++$bug_warning > 10;
3009	return;	3613	return;
3010	}	3614	}
3011		3615
3012	$NOW = $tick_start = Event::time;	3616	$NOW = $tick_start = EV::now;
3013		3617
3014	cf::server_tick; # one server iteration	3618	cf::server_tick; # one server iteration
3015		3619
3016	0 && sync_job {#d#	3620	$RUNTIME += $TICK;
3017	for(1..10) {	3621	$NEXT_TICK = $_[0]->at;
3018	my $t = Event::time;
3019	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3020	or die;
3021		3622
3022	$map->width (50);	3623	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3023	$map->height (50);	3624	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3024	$map->alloc;	3625	Coro::async_pool {
3025	$map->_load_objects ("/tmp/x.map", 1);	3626	$Coro::current->{desc} = "runtime saver";
3026	my $t = Event::time - $t;	3627	write_runtime
3027		3628	or warn "ERROR: unable to write runtime file: $!";
3028	#next unless $t < 0.0013;#d#
3029	if ($t < $min) {
3030	$min = $t;
3031	}
3032	$avg = $avg * 0.99 + $t * 0.01;
3033	}
3034	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3035	exit 0;
3036	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3037	};	3629	};
		3630	}
3038		3631
3039	$RUNTIME += $TICK;
3040	$NEXT_TICK += $TICK;
3041
3042	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3043	$NEXT_RUNTIME_WRITE = $NOW + 10;
3044	Coro::async_pool {
3045	write_runtime
3046	or warn "ERROR: unable to write runtime file: $!";
3047	};
3048	}
3049
3050	# my $AFTER = Event::time;
3051	# warn $AFTER - $NOW;#d#
3052
3053	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3632	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3054	$sig->send;	3633	$sig->send;
3055	}	3634	}
3056	while (my $sig = shift @WAIT_FOR_TICK) {	3635	while (my $sig = shift @WAIT_FOR_TICK) {
3057	$sig->send;	3636	$sig->send;
3058	}	3637	}
3059		3638
3060	$NOW = Event::time;
3061
3062	# if we are delayed by four ticks or more, skip them all
3063	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3064
3065	$TICK_WATCHER->at ($NEXT_TICK);
3066	$TICK_WATCHER->start;
3067
3068	$LOAD = ($NOW - $tick_start) / $TICK;	3639	$LOAD = ($NOW - $tick_start) / $TICK;
3069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3640	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3070		3641
3071	_post_tick;	3642	_post_tick;
3072		3643	};
3073		3644	$TICK_WATCHER->priority (EV::MAXPRI);
3074	},
3075	);
3076		3645
3077	{	3646	{
3078	BDB::max_poll_time $TICK * 0.1;	3647	# configure BDB
3079	$BDB_POLL_WATCHER = Event->io (	3648
3080	reentrant => 0,
3081	fd => BDB::poll_fileno,
3082	poll => 'r',
3083	prio => 0,
3084	data => WF_AUTOCANCEL,
3085	cb => \&BDB::poll_cb,
3086	);
3087	BDB::min_parallel 8;	3649	BDB::min_parallel 8;
3088		3650	BDB::max_poll_reqs $TICK * 0.1;
3089	BDB::set_sync_prepare {	3651	$Coro::BDB::WATCHER->priority (1);
3090	my $status;
3091	my $current = $Coro::current;
3092	(
3093	sub {
3094	$status = $!;
3095	$current->ready; undef $current;
3096	},
3097	sub {
3098	Coro::schedule while defined $current;
3099	$! = $status;
3100	},
3101	)
3102	};
3103		3652
3104	unless ($DB_ENV) {	3653	unless ($DB_ENV) {
3105	$DB_ENV = BDB::db_env_create;	3654	$DB_ENV = BDB::db_env_create;
		3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3656	| BDB::LOG_AUTOREMOVE, 1);
		3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3106		3659
3107	cf::sync_job {	3660	cf::sync_job {
3108	eval {	3661	eval {
3109	BDB::db_env_open	3662	BDB::db_env_open
3110	$DB_ENV,	3663	$DB_ENV,
…		…
3112	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3665	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3113	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3666	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3114	0666;	3667	0666;
3115		3668
3116	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3669	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3117
3118	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3119	$DB_ENV->set_lk_detect;
3120	};	3670	};
3121		3671
3122	cf::cleanup "db_env_open(db): $@" if $@;	3672	cf::cleanup "db_env_open(db): $@" if $@;
3123	};	3673	};
3124	}	3674	}
		3675
		3676	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3677	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3678	};
		3679	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3680	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3681	};
		3682	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3684	};
3125	}	3685	}
3126		3686
3127	{	3687	{
		3688	# configure IO::AIO
		3689
3128	IO::AIO::min_parallel 8;	3690	IO::AIO::min_parallel 8;
3129
3130	undef $Coro::AIO::WATCHER;
3131	IO::AIO::max_poll_time $TICK * 0.1;	3691	IO::AIO::max_poll_time $TICK * 0.1;
3132	$AIO_POLL_WATCHER = Event->io (	3692	$Coro::AIO::WATCHER->priority (1);
3133	reentrant => 0,
3134	data => WF_AUTOCANCEL,
3135	fd => IO::AIO::poll_fileno,
3136	poll => 'r',
3137	prio => 6,
3138	cb => \&IO::AIO::poll_cb,
3139	);
3140	}	3693	}
3141		3694
3142	my $_log_backtrace;	3695	my $_log_backtrace;
3143		3696
3144	sub _log_backtrace {	3697	sub _log_backtrace {
…		…
3148		3701
3149	# limit the # of concurrent backtraces	3702	# limit the # of concurrent backtraces
3150	if ($_log_backtrace < 2) {	3703	if ($_log_backtrace < 2) {
3151	++$_log_backtrace;	3704	++$_log_backtrace;
3152	async {	3705	async {
		3706	$Coro::current->{desc} = "abt $msg";
		3707
3153	my @bt = fork_call {	3708	my @bt = fork_call {
3154	@addr = map { sprintf "%x", $_ } @addr;	3709	@addr = map { sprintf "%x", $_ } @addr;
3155	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3710	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3156	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3711	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3157	or die "addr2line: $!";	3712	or die "addr2line: $!";

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