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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.281 by root, Sat Jun 16 23:22:59 2007 UTC vs.
Revision 1.406 by root, Mon Dec 17 08:27:44 2007 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::Syck ();
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?	44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;	45	$YAML::Syck::ImplicitUnicode = 1;
44		46
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		48
…		…
49	our %COMMAND = ();	51	our %COMMAND = ();
50	our %COMMAND_TIME = ();	52	our %COMMAND_TIME = ();
51		53
52	our @EXTS = (); # list of extension package names	54	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	55	our %EXTCMD = ();
		56	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	57	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	58	our %EXT_MAP = (); # pluggable maps
56		59
57	our $RELOAD; # number of reloads so far	60	our $RELOAD; # number of reloads so far
58	our @EVENT;	61	our @EVENT;
…		…
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	69	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	72	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	73	our $BDBDIR = "$LOCALDIR/db";
		74	our %RESOURCE;
71		75
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;	77	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;	78	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	80	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	81	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		82
80	our $BDB_POLL_WATCHER;	83	our $BDB_POLL_WATCHER;
		84	our $BDB_DEADLOCK_WATCHER;
		85	our $BDB_CHECKPOINT_WATCHER;
		86	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	87	our $DB_ENV;
82		88
83	our %CFG;	89	our %CFG;
84		90
85	our $UPTIME; $UPTIME ||= time;	91	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	92	our $RUNTIME;
		93	our $NOW;
87		94
88	our %PLAYER; # all users	95	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	96	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	97	our $LINK_MAP; # the special {link} map, which is always available
91		98
92	# used to convert map paths into valid unix filenames by replacing / by ∕	99	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		101
…		…
155		162
156	The raw value load value from the last tick.	163	The raw value load value from the last tick.
157		164
158	=item %cf::CFG	165	=item %cf::CFG
159		166
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	167	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	168	from wherever your confdir points to.
162		169
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	170	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		171
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	172	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	173	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.	174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		175
		176	=item @cf::INVOKE_RESULTS
		177
		178	This array contains the results of the last C<invoke ()> call. When
		179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		180	that call.
		181
169	=back	182	=back
170		183
171	=cut	184	=cut
172		185
173	BEGIN {	186	BEGIN {
…		…
177	$msg .= "\n"	190	$msg .= "\n"
178	unless $msg =~ /\n$/;	191	unless $msg =~ /\n$/;
179		192
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		194
182	utf8::encode $msg;
183	LOG llevError, $msg;	195	LOG llevError, $msg;
184	};	196	};
185	}	197	}
186		198
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
…		…
203	)) {	215	)) {
204	no strict 'refs';	216	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	218	}
207		219
208	$Event::DIED = sub {	220	$EV::DIED = sub {
209	warn "error in event callback: @_";	221	warn "error in event callback: @_";
210	};	222	};
211		223
212	#############################################################################	224	#############################################################################
213		225
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	249	$d
238	} || "[unable to dump $_[0]: '$@']";	250	} || "[unable to dump $_[0]: '$@']";
239	}	251	}
240		252
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	253	=item $ref = cf::decode_json $json
244		254
245	Converts a JSON string into the corresponding perl data structure.	255	Converts a JSON string into the corresponding perl data structure.
246		256
247	=item $json = cf::to_json $ref	257	=item $json = cf::encode_json $ref
248		258
249	Converts a perl data structure into its JSON representation.	259	Converts a perl data structure into its JSON representation.
		260
		261	=cut
		262
		263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		264
		265	sub encode_json($) { $json_coder->encode ($_[0]) }
		266	sub decode_json($) { $json_coder->decode ($_[0]) }
250		267
251	=item cf::lock_wait $string	268	=item cf::lock_wait $string
252		269
253	Wait until the given lock is available. See cf::lock_acquire.	270	Wait until the given lock is available. See cf::lock_acquire.
254		271
…		…
257	Wait until the given lock is available and then acquires it and returns	274	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,	275	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	276	for example when the coroutine gets canceled), the lock is automatically
260	returned.	277	returned.
261		278
		279	Locks are *not* recursive, locking from the same coro twice results in a
		280	deadlocked coro.
		281
262	Lock names should begin with a unique identifier (for example, cf::map::find	282	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	283	uses map_find and cf::map::load uses map_load).
264		284
265	=item $locked = cf::lock_active $string	285	=item $locked = cf::lock_active $string
266		286
267	Return true if the lock is currently active, i.e. somebody has locked it.	287	Return true if the lock is currently active, i.e. somebody has locked it.
268		288
269	=cut	289	=cut
270		290
271	our %LOCK;	291	our %LOCK;
		292	our %LOCKER;#d#
272		293
273	sub lock_wait($) {	294	sub lock_wait($) {
274	my ($key) = @_;	295	my ($key) = @_;
		296
		297	if ($LOCKER{$key} == $Coro::current) {#d#
		298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		299	return;#d#
		300	}#d#
275		301
276	# wait for lock, if any	302	# wait for lock, if any
277	while ($LOCK{$key}) {	303	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	304	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	305	Coro::schedule;
…		…
285		311
286	# wait, to be sure we are not locked	312	# wait, to be sure we are not locked
287	lock_wait $key;	313	lock_wait $key;
288		314
289	$LOCK{$key} = [];	315	$LOCK{$key} = [];
		316	$LOCKER{$key} = $Coro::current;#d#
290		317
291	Coro::guard {	318	Coro::guard {
		319	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	320	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	321	$_->ready for @{ delete $LOCK{$key} };
294	}	322	}
295	}	323	}
296		324
…		…
308	};	336	};
309	$TICK_WATCHER->stop;	337	$TICK_WATCHER->stop;
310	$guard	338	$guard
311	}	339	}
312		340
		341	=item cf::periodic $interval, $cb
		342
		343	Like EV::periodic, but randomly selects a starting point so that the actions
		344	get spread over timer.
		345
		346	=cut
		347
		348	sub periodic($$) {
		349	my ($interval, $cb) = @_;
		350
		351	my $start = rand List::Util::min 180, $interval;
		352
		353	EV::periodic $start, $interval, 0, $cb
		354	}
		355
		356	=item cf::get_slot $time[, $priority[, $name]]
		357
		358	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		359	This call blocks and returns only when you have at least C<$time> seconds
		360	of cpu time till the next tick. The slot is only valid till the next cede.
		361
		362	The optional C<$name> can be used to identify the job to run. It might be
		363	used for statistical purposes and should identify the same time-class.
		364
		365	Useful for short background jobs.
		366
		367	=cut
		368
		369	our @SLOT_QUEUE;
		370	our $SLOT_QUEUE;
		371
		372	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		373	$SLOT_QUEUE = Coro::async {
		374	$Coro::current->desc ("timeslot manager");
		375
		376	my $signal = new Coro::Signal;
		377
		378	while () {
		379	next_job:
		380	my $avail = cf::till_tick;
		381	if ($avail > 0.01) {
		382	for (0 .. $#SLOT_QUEUE) {
		383	if ($SLOT_QUEUE[$_][0] < $avail) {
		384	my $job = splice @SLOT_QUEUE, $_, 1, ();
		385	$job->[2]->send;
		386	Coro::cede;
		387	goto next_job;
		388	}
		389	}
		390	}
		391
		392	if (@SLOT_QUEUE) {
		393	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		394	push @cf::WAIT_FOR_TICK, $signal;
		395	$signal->wait;
		396	} else {
		397	Coro::schedule;
		398	}
		399	}
		400	};
		401
		402	sub get_slot($;$$) {
		403	my ($time, $pri, $name) = @_;
		404
		405	$time = $TICK * .6 if $time > $TICK * .6;
		406	my $sig = new Coro::Signal;
		407
		408	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		409	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		410	$SLOT_QUEUE->ready;
		411	$sig->wait;
		412	}
		413
313	=item cf::async { BLOCK }	414	=item cf::async { BLOCK }
314		415
315	Currently the same as Coro::async_pool, meaning you cannot use	416	Currently the same as Coro::async_pool, meaning you cannot use
316	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	417	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
317	thing you are allowed to do is call C<prio> on it.	418	thing you are allowed to do is call C<prio> on it.
…		…
320		421
321	BEGIN { *async = \&Coro::async_pool }	422	BEGIN { *async = \&Coro::async_pool }
322		423
323	=item cf::sync_job { BLOCK }	424	=item cf::sync_job { BLOCK }
324		425
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	426	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	427	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	428	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	429	acceptable.
329		430
330	If it must be done, put the blocking parts into C<sync_job>. This will run	431	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	432	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		437
337	sub sync_job(&) {	438	sub sync_job(&) {
338	my ($job) = @_;	439	my ($job) = @_;
339		440
340	if ($Coro::current == $Coro::main) {	441	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	442	my $time = EV::time;
342		443
343	# this is the main coro, too bad, we have to block	444	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	445	# till the operation succeeds, freezing the server :/
345		446
		447	LOG llevError, Carp::longmess "sync job";#d#
		448
346	# TODO: use suspend/resume instead	449	# TODO: use suspend/resume instead
347	# (but this is cancel-safe)	450	# (but this is cancel-safe)
348	my $freeze_guard = freeze_mainloop;	451	my $freeze_guard = freeze_mainloop;
349		452
350	my $busy = 1;	453	my $busy = 1;
351	my @res;	454	my @res;
352		455
353	(async {	456	(async {
		457	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	458	@res = eval { $job->() };
355	warn $@ if $@;	459	warn $@ if $@;
356	undef $busy;	460	undef $busy;
357	})->prio (Coro::PRIO_MAX);	461	})->prio (Coro::PRIO_MAX);
358		462
359	while ($busy) {	463	while ($busy) {
360	Coro::cede or Event::one_event;	464	if (Coro::nready) {
		465	Coro::cede_notself;
		466	} else {
		467	EV::loop EV::LOOP_ONESHOT;
361	}	468	}
		469	}
362		470
363	$time = Event::time - $time;	471	$time = EV::time - $time;
364		472
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"	473	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;	474	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367		475
368	$tick_start += $time; # do not account sync jobs to server load	476	$tick_start += $time; # do not account sync jobs to server load
…		…
398	=item fork_call { }, $args	506	=item fork_call { }, $args
399		507
400	Executes the given code block with the given arguments in a seperate	508	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	509	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	510	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	511	never block itself or use any form of event handling.
404		512
405	=cut	513	=cut
406		514
407	sub fork_call(&@) {	515	sub fork_call(&@) {
408	my ($cb, @args) = @_;	516	my ($cb, @args) = @_;
409		517
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	518	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	519	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	520	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		521
415	if (my $pid = fork) {	522	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;	523	reset_signals;
428	local $SIG{__WARN__};	524	&$cb
429	local $SIG{__DIE__};	525	}, @args;
430	eval {
431	close $fh1;
432		526
433	my @res = eval { $cb->(@args) };	527	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
435	};
436
437	warn $@ if $@;
438	_exit 0;
439	}
440	}	528	}
441		529
442	=item $value = cf::db_get $family => $key	530	=item $value = cf::db_get $family => $key
443		531
444	Returns a single value from the environment database.	532	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	534	=item cf::db_put $family => $key => $value
447		535
448	Stores the given C<$value> in the family. It can currently store binary	536	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).	537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		538
		539	=item $db = cf::db_table "name"
		540
		541	Create and/or open a new database table. The string must not be "db" and must be unique
		542	within each server.
		543
451	=cut	544	=cut
		545
		546	sub db_table($) {
		547	my ($name) = @_;
		548	my $db = BDB::db_create $DB_ENV;
		549
		550	eval {
		551	$db->set_flags (BDB::CHKSUM);
		552
		553	utf8::encode $name;
		554	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		555	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		556	cf::cleanup "db_open(db): $!" if $!;
		557	};
		558	cf::cleanup "db_open(db): $@" if $@;
		559
		560	$db
		561	}
452		562
453	our $DB;	563	our $DB;
454		564
455	sub db_init {	565	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	566	cf::sync_job {
460	eval {	567	$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	}	568	};
470	}	569	}
471		570
472	sub db_get($$) {	571	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	572	my $key = "$_[0]/$_[1]";
474		573
…		…
524	if (1) {	623	if (1) {
525	$md5 =	624	$md5 =
526	join "\x00",	625	join "\x00",
527	$processversion,	626	$processversion,
528	map {	627	map {
529	Coro::cede;	628	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	629	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	630	} 0.. $#$src;
532		631
533		632
534	my $dbmd5 = db_get cache => "$id/md5";	633	my $dbmd5 = db_get cache => "$id/md5";
…		…
578	attach callbacks/event handlers (a collection of which is called an "attachment")	677	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	678	to it. All such attachable objects support the following methods.
580		679
581	In the following description, CLASS can be any of C<global>, C<object>	680	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	681	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	682	Deliantra).
584		683
585	=over 4	684	=over 4
586		685
587	=item $attachable->attach ($attachment, key => $value...)	686	=item $attachable->attach ($attachment, key => $value...)
588		687
…		…
840	";	939	";
841	die if $@;	940	die if $@;
842	}	941	}
843		942
844	our $override;	943	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	944	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		945
847	sub override {	946	sub override {
848	$override = 1;	947	$override = 1;
849	@invoke_results = ();	948	@INVOKE_RESULTS = (@_);
850	}	949	}
851		950
852	sub do_invoke {	951	sub do_invoke {
853	my $event = shift;	952	my $event = shift;
854	my $callbacks = shift;	953	my $callbacks = shift;
855		954
856	@invoke_results = ();	955	@INVOKE_RESULTS = ();
857		956
858	local $override;	957	local $override;
859		958
860	for (@$callbacks) {	959	for (@$callbacks) {
861	eval { &{$_->[1]} };	960	eval { &{$_->[1]} };
…		…
870	}	969	}
871		970
872	0	971	0
873	}	972	}
874		973
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	974	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		975
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	976	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		977
879	Generate an object-specific event with the given arguments.	978	Generate an object-specific event with the given arguments.
880		979
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	980	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	981	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	982	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		983
885	=back	984	=back
886		985
887	=cut	986	=cut
888		987
889	#############################################################################	988	#############################################################################
890	# object support	989	# object support
		990
		991	sub _object_equal($$);
		992	sub _object_equal($$) {
		993	my ($a, $b) = @_;
		994
		995	return 0 unless (ref $a) eq (ref $b);
		996
		997	if ("HASH" eq ref $a) {
		998	my @ka = keys %$a;
		999	my @kb = keys %$b;
		1000
		1001	return 0 if @ka != @kb;
		1002
		1003	for (0 .. $#ka) {
		1004	return 0 unless $ka[$_] eq $kb[$_];
		1005	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1006	}
		1007
		1008	} elsif ("ARRAY" eq ref $a) {
		1009
		1010	return 0 if @$a != @$b;
		1011
		1012	for (0 .. $#$a) {
		1013	return 0 unless _object_equal $a->[$_], $b->[$_];
		1014	}
		1015
		1016	} elsif ($a ne $b) {
		1017	return 0;
		1018	}
		1019
		1020	1
		1021	}
		1022
		1023	our $SLOW_MERGES;#d#
		1024	sub _can_merge {
		1025	my ($ob1, $ob2) = @_;
		1026
		1027	++$SLOW_MERGES;#d#
		1028
		1029	# we do the slow way here
		1030	return _object_equal $ob1, $ob2
		1031	}
891		1032
892	sub reattach {	1033	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1034	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1035	my ($obj) = @_;
895		1036
…		…
916	cf::attachable->attach (	1057	cf::attachable->attach (
917	prio => -1000000,	1058	prio => -1000000,
918	on_instantiate => sub {	1059	on_instantiate => sub {
919	my ($obj, $data) = @_;	1060	my ($obj, $data) = @_;
920		1061
921	$data = from_json $data;	1062	$data = decode_json $data;
922		1063
923	for (@$data) {	1064	for (@$data) {
924	my ($name, $args) = @$_;	1065	my ($name, $args) = @$_;
925		1066
926	$obj->attach ($name, %{$args || {} });	1067	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1083	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1084	my ($filename, $rdata, $objs) = @_;
944		1085
945	sync_job {	1086	sync_job {
946	if (length $$rdata) {	1087	if (length $$rdata) {
		1088	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1089	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1090	$decname, length $$rdata, scalar @$objs;
949		1091
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1092	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1093	chmod SAVE_MODE, $fh;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1094	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1095	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1096	close $fh;
955		1097
956	if (@$objs) {	1098	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1099	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1100	chmod SAVE_MODE, $fh;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1101	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1102	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1103	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1104	close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1105	aio_rename "$filename.pst~", "$filename.pst";
964	}	1106	}
…		…
972	}	1114	}
973	} else {	1115	} else {
974	aio_unlink $filename;	1116	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1117	aio_unlink "$filename.pst";
976	}	1118	}
977	}	1119	};
978	}	1120	}
979		1121
980	sub object_freezer_as_string {	1122	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1123	my ($rdata, $objs) = @_;
982		1124
…		…
994	or return;	1136	or return;
995		1137
996	unless (aio_stat "$filename.pst") {	1138	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1139	(aio_load "$filename.pst", $av) >= 0
998	or return;	1140	or return;
		1141
999	$av = eval { (Storable::thaw $av)->{objs} };	1142	my $st = eval { Coro::Storable::thaw $av };
		1143	$av = $st->{objs};
1000	}	1144	}
1001		1145
		1146	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1147	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1148	$decname, length $data, scalar @{$av || []};
		1149
1004	return ($data, $av);	1150	($data, $av)
1005	}	1151	}
1006		1152
1007	=head2 COMMAND CALLBACKS	1153	=head2 COMMAND CALLBACKS
1008		1154
1009	=over 4	1155	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1175	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1176	}
1031		1177
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1178	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1179
1034	Register a callback fro execution when the client sends an extcmd packet.	1180	Register a callback for execution when the client sends an (synchronous)
		1181	extcmd packet. Ext commands will be processed in the order they are
		1182	received by the server, like other user commands. The first argument is
		1183	the logged-in player. Ext commands can only be processed after a player
		1184	has logged in successfully.
1035		1185
1036	If the callback returns something, it is sent back as if reply was being	1186	If the callback returns something, it is sent back as if reply was being
1037	called.	1187	called.
1038		1188
		1189	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1190
		1191	Register a callback for execution when the client sends an (asynchronous)
		1192	exticmd packet. Exti commands are processed by the server as soon as they
		1193	are received, i.e. out of order w.r.t. other commands. The first argument
		1194	is a client socket. Exti commands can be received anytime, even before
		1195	log-in.
		1196
		1197	If the callback returns something, it is sent back as if reply was being
		1198	called.
		1199
1039	=cut	1200	=cut
1040		1201
1041	sub register_extcmd {	1202	sub register_extcmd {
1042	my ($name, $cb) = @_;	1203	my ($name, $cb) = @_;
1043		1204
1044	$EXTCMD{$name} = $cb;	1205	$EXTCMD{$name} = $cb;
		1206	}
		1207
		1208	sub register_exticmd {
		1209	my ($name, $cb) = @_;
		1210
		1211	$EXTICMD{$name} = $cb;
1045	}	1212	}
1046		1213
1047	cf::player->attach (	1214	cf::player->attach (
1048	on_command => sub {	1215	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1216	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1225	cf::override;
1059	},	1226	},
1060	on_extcmd => sub {	1227	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1228	my ($pl, $buf) = @_;
1062		1229
1063	my $msg = eval { from_json $buf };	1230	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1231
1065	if (ref $msg) {	1232	if (ref $msg) {
		1233	my ($type, $reply, @payload) =
		1234	"ARRAY" eq ref $msg
		1235	? @$msg
		1236	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1237
		1238	my @reply;
		1239
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1240	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1241	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1242	}
		1243
		1244	$pl->ext_reply ($reply, @reply)
		1245	if $reply;
		1246
1071	} else {	1247	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1248	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1249	}
1074		1250
1075	cf::override;	1251	cf::override;
…		…
1165		1341
1166	=head3 cf::player	1342	=head3 cf::player
1167		1343
1168	=over 4	1344	=over 4
1169		1345
		1346	=item cf::player::num_playing
		1347
		1348	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1349
		1350	=cut
		1351
		1352	sub num_playing {
		1353	scalar grep
		1354	$_->ob->map
		1355	&& !$_->hidden
		1356	&& !$_->ob->flag (cf::FLAG_WIZ),
		1357	cf::player::list
		1358	}
		1359
1170	=item cf::player::find $login	1360	=item cf::player::find $login
1171		1361
1172	Returns the given player object, loading it if necessary (might block).	1362	Returns the given player object, loading it if necessary (might block).
1173		1363
1174	=cut	1364	=cut
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1399	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1400	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1401	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1402	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1403
1214	my $pl = load_pl path $login	1404	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1405	or return;
		1406
		1407	my $pl = cf::player::load_pl $f
		1408	or return;
		1409	local $cf::PLAYER_LOADING{$login} = $pl;
		1410	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1411	$cf::PLAYER{$login} = $pl
1217	}	1412	}
1218	}	1413	}
1219	}	1414	}
1220		1415
…		…
1230		1425
1231	aio_mkdir playerdir $pl, 0770;	1426	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1427	$pl->{last_save} = $cf::RUNTIME;
1233		1428
1234	$pl->save_pl ($path);	1429	$pl->save_pl ($path);
1235	Coro::cede;	1430	cf::cede_to_tick;
1236	}	1431	}
1237		1432
1238	sub new($) {	1433	sub new($) {
1239	my ($login) = @_;	1434	my ($login) = @_;
1240		1435
…		…
1244	$self->{deny_save} = 1;	1439	$self->{deny_save} = 1;
1245		1440
1246	$cf::PLAYER{$login} = $self;	1441	$cf::PLAYER{$login} = $self;
1247		1442
1248	$self	1443	$self
		1444	}
		1445
		1446	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1447
		1448	=cut
		1449
		1450	sub send_msg {
		1451	my $ns = shift->ns
		1452	or return;
		1453	$ns->send_msg (@_);
1249	}	1454	}
1250		1455
1251	=item $pl->quit_character	1456	=item $pl->quit_character
1252		1457
1253	Nukes the player without looking back. If logged in, the connection will	1458	Nukes the player without looking back. If logged in, the connection will
…		…
1308	or return [];	1513	or return [];
1309		1514
1310	my @logins;	1515	my @logins;
1311		1516
1312	for my $login (@$dirs) {	1517	for my $login (@$dirs) {
		1518	my $path = path $login;
		1519
		1520	# a .pst is a dead give-away for a valid player
		1521	unless (-e "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1522	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1523	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1524	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1525	}
1316		1526
1317	utf8::decode $login;	1527	utf8::decode $login;
1318	push @logins, $login;	1528	push @logins, $login;
1319	}	1529	}
1320		1530
…		…
1347	}	1557	}
1348		1558
1349	\@paths	1559	\@paths
1350	}	1560	}
1351		1561
		1562	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1563
		1564	Expand crossfire pod fragments into protocol xml.
		1565
		1566	=cut
		1567
		1568	use re 'eval';
		1569
		1570	my $group;
		1571	my $interior; $interior = qr{
		1572	# match a pod interior sequence sans C<< >>
		1573	(?:
		1574	\ (.*?)\ (?{ $group = $^N })
		1575	| < (??{$interior}) >
		1576	)
		1577	}x;
		1578
		1579	sub expand_cfpod {
		1580	my ($self, $pod) = @_;
		1581
		1582	my $xml;
		1583
		1584	while () {
		1585	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1586	$group = $1;
		1587
		1588	$group =~ s/&/&amp;/g;
		1589	$group =~ s/</&lt;/g;
		1590
		1591	$xml .= $group;
		1592	} elsif ($pod =~ m%\G
		1593	([BCGHITU])
		1594	<
		1595	(?:
		1596	([^<>]*) (?{ $group = $^N })
		1597	| < $interior >
		1598	)
		1599	>
		1600	%gcsx
		1601	) {
		1602	my ($code, $data) = ($1, $group);
		1603
		1604	if ($code eq "B") {
		1605	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1606	} elsif ($code eq "I") {
		1607	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1608	} elsif ($code eq "U") {
		1609	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1610	} elsif ($code eq "C") {
		1611	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1612	} elsif ($code eq "T") {
		1613	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1614	} elsif ($code eq "G") {
		1615	my ($male, $female) = split /\|/, $data;
		1616	$data = $self->gender ? $female : $male;
		1617	$xml .= expand_cfpod ($self, $data);
		1618	} elsif ($code eq "H") {
		1619	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1620	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1621	"")
		1622	[$self->{hintmode}];
		1623	} else {
		1624	$xml .= "error processing '$code($data)' directive";
		1625	}
		1626	} else {
		1627	if ($pod =~ /\G(.+)/) {
		1628	warn "parse error while expanding $pod (at $1)";
		1629	}
		1630	last;
		1631	}
		1632	}
		1633
		1634	for ($xml) {
		1635	# create single paragraphs (very hackish)
		1636	s/(?<=\S)\n(?=\w)/ /g;
		1637
		1638	# compress some whitespace
		1639	s/\s+\n/\n/g; # ws line-ends
		1640	s/\n\n+/\n/g; # double lines
		1641	s/^\n+//; # beginning lines
		1642	s/\n+$//; # ending lines
		1643	}
		1644
		1645	$xml
		1646	}
		1647
		1648	no re 'eval';
		1649
		1650	sub hintmode {
		1651	$_[0]{hintmode} = $_[1] if @_ > 1;
		1652	$_[0]{hintmode}
		1653	}
		1654
1352	=item $player->ext_reply ($msgid, %msg)	1655	=item $player->ext_reply ($msgid, @msg)
1353		1656
1354	Sends an ext reply to the player.	1657	Sends an ext reply to the player.
1355		1658
1356	=cut	1659	=cut
1357		1660
1358	sub ext_reply($$%) {	1661	sub ext_reply($$@) {
1359	my ($self, $id, %msg) = @_;	1662	my ($self, $id, @msg) = @_;
1360		1663
1361	$msg{msgid} = $id;	1664	$self->ns->ext_reply ($id, @msg)
1362
1363	$self->send ("ext " . cf::to_json \%msg);
1364	}	1665	}
1365		1666
1366	=item $player->ext_event ($type, %msg)	1667	=item $player->ext_msg ($type, @msg)
1367		1668
1368	Sends an ext event to the client.	1669	Sends an ext event to the client.
1369		1670
1370	=cut	1671	=cut
1371		1672
1372	sub ext_event($$%) {	1673	sub ext_msg($$@) {
1373	my ($self, $type, %msg) = @_;	1674	my ($self, $type, @msg) = @_;
1374		1675
1375	$self->ns->ext_event ($type, %msg);	1676	$self->ns->ext_msg ($type, @msg);
1376	}	1677	}
1377		1678
1378	=head3 cf::region	1679	=head3 cf::region
1379		1680
1380	=over 4	1681	=over 4
…		…
1393	my ($path) = @_;	1694	my ($path) = @_;
1394		1695
1395	my ($match, $specificity);	1696	my ($match, $specificity);
1396		1697
1397	for my $region (list) {	1698	for my $region (list) {
1398	if ($region->match && $path =~ $region->match) {	1699	if ($region->{match} && $path =~ $region->{match}) {
1399	($match, $specificity) = ($region, $region->specificity)	1700	($match, $specificity) = ($region, $region->specificity)
1400	if $region->specificity > $specificity;	1701	if $region->specificity > $specificity;
1401	}	1702	}
1402	}	1703	}
1403		1704
…		…
1523	$self->init; # pass $1 etc.	1824	$self->init; # pass $1 etc.
1524	return $self;	1825	return $self;
1525	}	1826	}
1526	}	1827	}
1527		1828
1528	Carp::carp "unable to resolve path '$path' (base '$base').";	1829	Carp::cluck "unable to resolve path '$path' (base '$base').";
1529	()	1830	()
1530	}	1831	}
1531		1832
1532	sub init {	1833	sub init {
1533	my ($self) = @_;	1834	my ($self) = @_;
…		…
1596		1897
1597	sub load_header_from($) {	1898	sub load_header_from($) {
1598	my ($self, $path) = @_;	1899	my ($self, $path) = @_;
1599		1900
1600	utf8::encode $path;	1901	utf8::encode $path;
1601	#aio_open $path, O_RDONLY, 0	1902	my $f = new_from_file cf::object::thawer $path
1602	# or return;
1603
1604	$self->_load_header ($path)
1605	or return;	1903	or return;
		1904
		1905	$self->_load_header ($f)
		1906	or return;
		1907
		1908	local $MAP_LOADING{$self->{path}} = $self;
		1909	$f->resolve_delayed_derefs;
1606		1910
1607	$self->{load_path} = $path;	1911	$self->{load_path} = $path;
1608		1912
1609	1	1913	1
1610	}	1914	}
…		…
1664	sub find {	1968	sub find {
1665	my ($path, $origin) = @_;	1969	my ($path, $origin) = @_;
1666		1970
1667	$path = normalise $path, $origin && $origin->path;	1971	$path = normalise $path, $origin && $origin->path;
1668		1972
		1973	cf::lock_wait "map_data:$path";#d#remove
1669	cf::lock_wait "map_find:$path";	1974	cf::lock_wait "map_find:$path";
1670		1975
1671	$cf::MAP{$path} || do {	1976	$cf::MAP{$path} || do {
1672	my $guard = cf::lock_acquire "map_find:$path";	1977	my $guard1 = cf::lock_acquire "map_find:$path";
		1978	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1979
1673	my $map = new_from_path cf::map $path	1980	my $map = new_from_path cf::map $path
1674	or return;	1981	or return;
1675		1982
1676	$map->{last_save} = $cf::RUNTIME;	1983	$map->{last_save} = $cf::RUNTIME;
1677		1984
…		…
1679	or return;	1986	or return;
1680		1987
1681	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1988	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1682	# doing this can freeze the server in a sync job, obviously	1989	# doing this can freeze the server in a sync job, obviously
1683	#$cf::WAIT_FOR_TICK->wait;	1990	#$cf::WAIT_FOR_TICK->wait;
		1991	undef $guard1;
		1992	undef $guard2;
1684	$map->reset;	1993	$map->reset;
1685	undef $guard;
1686	return find $path;	1994	return find $path;
1687	}	1995	}
1688		1996
1689	$cf::MAP{$path} = $map	1997	$cf::MAP{$path} = $map
1690	}	1998	}
…		…
1699	local $self->{deny_reset} = 1; # loading can take a long time	2007	local $self->{deny_reset} = 1; # loading can take a long time
1700		2008
1701	my $path = $self->{path};	2009	my $path = $self->{path};
1702		2010
1703	{	2011	{
1704	my $guard = cf::lock_acquire "map_load:$path";	2012	my $guard = cf::lock_acquire "map_data:$path";
1705		2013
		2014	return unless $self->valid;
1706	return if $self->in_memory != cf::MAP_SWAPPED;	2015	return unless $self->in_memory == cf::MAP_SWAPPED;
1707		2016
1708	$self->in_memory (cf::MAP_LOADING);	2017	$self->in_memory (cf::MAP_LOADING);
1709		2018
1710	$self->alloc;	2019	$self->alloc;
1711		2020
1712	$self->pre_load;	2021	$self->pre_load;
1713	Coro::cede;	2022	cf::cede_to_tick;
1714		2023
		2024	my $f = new_from_file cf::object::thawer $self->{load_path};
		2025	$f->skip_block;
1715	$self->_load_objects ($self->{load_path}, 1)	2026	$self->_load_objects ($f)
1716	or return;	2027	or return;
1717		2028
1718	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2029	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1719	if delete $self->{load_original};	2030	if delete $self->{load_original};
1720		2031
1721	if (my $uniq = $self->uniq_path) {	2032	if (my $uniq = $self->uniq_path) {
1722	utf8::encode $uniq;	2033	utf8::encode $uniq;
1723	if (aio_open $uniq, O_RDONLY, 0) {	2034	unless (aio_stat $uniq) {
		2035	if (my $f = new_from_file cf::object::thawer $uniq) {
1724	$self->clear_unique_items;	2036	$self->clear_unique_items;
1725	$self->_load_objects ($uniq, 0);	2037	$self->_load_objects ($f);
		2038	$f->resolve_delayed_derefs;
		2039	}
1726	}	2040	}
1727	}	2041	}
1728		2042
1729	Coro::cede;	2043	$f->resolve_delayed_derefs;
		2044
		2045	cf::cede_to_tick;
1730	# now do the right thing for maps	2046	# now do the right thing for maps
1731	$self->link_multipart_objects;	2047	$self->link_multipart_objects;
1732	$self->difficulty ($self->estimate_difficulty)	2048	$self->difficulty ($self->estimate_difficulty)
1733	unless $self->difficulty;	2049	unless $self->difficulty;
1734	Coro::cede;	2050	cf::cede_to_tick;
1735		2051
1736	unless ($self->{deny_activate}) {	2052	unless ($self->{deny_activate}) {
1737	$self->decay_objects;	2053	$self->decay_objects;
1738	$self->fix_auto_apply;	2054	$self->fix_auto_apply;
1739	$self->update_buttons;	2055	$self->update_buttons;
1740	Coro::cede;	2056	cf::cede_to_tick;
1741	$self->set_darkness_map;	2057	$self->set_darkness_map;
1742	Coro::cede;	2058	cf::cede_to_tick;
1743	$self->activate;	2059	$self->activate;
1744	}	2060	}
		2061
		2062	$self->{last_save} = $cf::RUNTIME;
		2063	$self->last_access ($cf::RUNTIME);
1745		2064
1746	$self->in_memory (cf::MAP_IN_MEMORY);	2065	$self->in_memory (cf::MAP_IN_MEMORY);
1747	}	2066	}
1748		2067
1749	$self->post_load;	2068	$self->post_load;
…		…
1760		2079
1761	$self	2080	$self
1762	}	2081	}
1763		2082
1764	# find and load all maps in the 3x3 area around a map	2083	# find and load all maps in the 3x3 area around a map
1765	sub load_diag {	2084	sub load_neighbours {
1766	my ($map) = @_;	2085	my ($map) = @_;
1767		2086
1768	my @diag; # diagonal neighbours	2087	my @neigh; # diagonal neighbours
1769		2088
1770	for (0 .. 3) {	2089	for (0 .. 3) {
1771	my $neigh = $map->tile_path ($_)	2090	my $neigh = $map->tile_path ($_)
1772	or next;	2091	or next;
1773	$neigh = find $neigh, $map	2092	$neigh = find $neigh, $map
1774	or next;	2093	or next;
1775	$neigh->load;	2094	$neigh->load;
1776		2095
		2096	push @neigh,
1777	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2097	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1778	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2098	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1779	}	2099	}
1780		2100
1781	for (@diag) {	2101	for (grep defined $_->[0], @neigh) {
		2102	my ($path, $origin) = @$_;
1782	my $neigh = find @$_	2103	my $neigh = find $path, $origin
1783	or next;	2104	or next;
1784	$neigh->load;	2105	$neigh->load;
1785	}	2106	}
1786	}	2107	}
1787		2108
…		…
1792	}	2113	}
1793		2114
1794	sub do_load_sync {	2115	sub do_load_sync {
1795	my ($map) = @_;	2116	my ($map) = @_;
1796		2117
		2118	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2119	if $Coro::current == $Coro::main;
		2120
1797	cf::sync_job { $map->load };	2121	cf::sync_job { $map->load };
1798	}	2122	}
1799		2123
1800	our %MAP_PREFETCH;	2124	our %MAP_PREFETCH;
1801	our $MAP_PREFETCHER = undef;	2125	our $MAP_PREFETCHER = undef;
1802		2126
1803	sub find_async {	2127	sub find_async {
1804	my ($path, $origin) = @_;	2128	my ($path, $origin, $load) = @_;
1805		2129
1806	$path = normalise $path, $origin && $origin->{path};	2130	$path = normalise $path, $origin && $origin->{path};
1807		2131
1808	if (my $map = $cf::MAP{$path}) {	2132	if (my $map = $cf::MAP{$path}) {
1809	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2133	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1810	}	2134	}
1811		2135
1812	undef $MAP_PREFETCH{$path};	2136	$MAP_PREFETCH{$path} |= $load;
		2137
1813	$MAP_PREFETCHER ||= cf::async {	2138	$MAP_PREFETCHER ||= cf::async {
		2139	$Coro::current->{desc} = "map prefetcher";
		2140
1814	while (%MAP_PREFETCH) {	2141	while (%MAP_PREFETCH) {
1815	for my $path (keys %MAP_PREFETCH) {	2142	while (my ($k, $v) = each %MAP_PREFETCH) {
1816	my $map = find $path	2143	if (my $map = find $k) {
1817	or next;
1818	$map->load;	2144	$map->load if $v;
		2145	}
1819		2146
1820	delete $MAP_PREFETCH{$path};	2147	delete $MAP_PREFETCH{$k};
1821	}	2148	}
1822	}	2149	}
1823	undef $MAP_PREFETCHER;	2150	undef $MAP_PREFETCHER;
1824	};	2151	};
1825	$MAP_PREFETCHER->prio (6);	2152	$MAP_PREFETCHER->prio (6);
…		…
1828	}	2155	}
1829		2156
1830	sub save {	2157	sub save {
1831	my ($self) = @_;	2158	my ($self) = @_;
1832		2159
1833	my $lock = cf::lock_acquire "map_data:" . $self->path;	2160	my $lock = cf::lock_acquire "map_data:$self->{path}";
1834		2161
1835	$self->{last_save} = $cf::RUNTIME;	2162	$self->{last_save} = $cf::RUNTIME;
1836		2163
1837	return unless $self->dirty;	2164	return unless $self->dirty;
1838		2165
…		…
1844	return if $self->{deny_save};	2171	return if $self->{deny_save};
1845		2172
1846	local $self->{last_access} = $self->last_access;#d#	2173	local $self->{last_access} = $self->last_access;#d#
1847		2174
1848	cf::async {	2175	cf::async {
		2176	$Coro::current->{desc} = "map player save";
1849	$_->contr->save for $self->players;	2177	$_->contr->save for $self->players;
1850	};	2178	};
1851		2179
1852	if ($uniq) {	2180	if ($uniq) {
1853	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2181	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1861	my ($self) = @_;	2189	my ($self) = @_;
1862		2190
1863	# save first because save cedes	2191	# save first because save cedes
1864	$self->save;	2192	$self->save;
1865		2193
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2194	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2195
1868	return if $self->players;	2196	return if $self->players;
1869	return if $self->in_memory != cf::MAP_IN_MEMORY;	2197	return if $self->in_memory != cf::MAP_IN_MEMORY;
1870	return if $self->{deny_save};	2198	return if $self->{deny_save};
1871		2199
		2200	$self->in_memory (cf::MAP_SWAPPED);
		2201
		2202	$self->deactivate;
		2203	$_->clear_links_to ($self) for values %cf::MAP;
1872	$self->clear;	2204	$self->clear;
1873	$self->in_memory (cf::MAP_SWAPPED);
1874	}	2205	}
1875		2206
1876	sub reset_at {	2207	sub reset_at {
1877	my ($self) = @_;	2208	my ($self) = @_;
1878		2209
…		…
1910	if $uniq;	2241	if $uniq;
1911	}	2242	}
1912		2243
1913	delete $cf::MAP{$self->path};	2244	delete $cf::MAP{$self->path};
1914		2245
		2246	$self->deactivate;
		2247	$_->clear_links_to ($self) for values %cf::MAP;
1915	$self->clear;	2248	$self->clear;
1916
1917	$_->clear_links_to ($self) for values %cf::MAP;
1918		2249
1919	$self->unlink_save;	2250	$self->unlink_save;
1920	$self->destroy;	2251	$self->destroy;
1921	}	2252	}
1922		2253
1923	my $nuke_counter = "aaaa";	2254	my $nuke_counter = "aaaa";
1924		2255
1925	sub nuke {	2256	sub nuke {
1926	my ($self) = @_;	2257	my ($self) = @_;
1927		2258
		2259	{
		2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2261
1928	delete $cf::MAP{$self->path};	2262	delete $cf::MAP{$self->path};
1929		2263
1930	$self->unlink_save;	2264	$self->unlink_save;
1931		2265
1932	bless $self, "cf::map";	2266	bless $self, "cf::map";
1933	delete $self->{deny_reset};	2267	delete $self->{deny_reset};
1934	$self->{deny_save} = 1;	2268	$self->{deny_save} = 1;
1935	$self->reset_timeout (1);	2269	$self->reset_timeout (1);
1936	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2270	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1937		2271
1938	$cf::MAP{$self->path} = $self;	2272	$cf::MAP{$self->path} = $self;
		2273	}
1939		2274
1940	$self->reset; # polite request, might not happen	2275	$self->reset; # polite request, might not happen
1941	}	2276	}
1942		2277
1943	=item $maps = cf::map::tmp_maps	2278	=item $maps = cf::map::tmp_maps
…		…
2019		2354
2020	sub inv_recursive {	2355	sub inv_recursive {
2021	inv_recursive_ inv $_[0]	2356	inv_recursive_ inv $_[0]
2022	}	2357	}
2023		2358
		2359	=item $ref = $ob->ref
		2360
		2361	creates and returns a persistent reference to an objetc that can be stored as a string.
		2362
		2363	=item $ob = cf::object::deref ($refstring)
		2364
		2365	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2366	even if the object actually exists. May block.
		2367
		2368	=cut
		2369
		2370	sub deref {
		2371	my ($ref) = @_;
		2372
		2373	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2374	my ($uuid, $name) = ($1, $2);
		2375	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2376	or return;
		2377	$pl->ob->uuid eq $uuid
		2378	or return;
		2379
		2380	$pl->ob
		2381	} else {
		2382	warn "$ref: cannot resolve object reference\n";
		2383	undef
		2384	}
		2385	}
		2386
2024	package cf;	2387	package cf;
2025		2388
2026	=back	2389	=back
2027		2390
2028	=head3 cf::object::player	2391	=head3 cf::object::player
…		…
2045		2408
2046	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2409	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
2047		2410
2048	if ($self->{record_replies}) {	2411	if ($self->{record_replies}) {
2049	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2412	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2413
2050	} else {	2414	} else {
		2415	my $pl = $self->contr;
		2416
		2417	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2418	my $dialog = $pl->{npc_dialog};
		2419	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2420
		2421	} else {
2051	$msg = $npc->name . " says: $msg" if $npc;	2422	$msg = $npc->name . " says: $msg" if $npc;
2052	$self->message ($msg, $flags);	2423	$self->message ($msg, $flags);
		2424	}
2053	}	2425	}
		2426	}
		2427
		2428	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2429
		2430	=cut
		2431
		2432	sub cf::object::send_msg {
		2433	my $pl = shift->contr
		2434	or return;
		2435	$pl->send_msg (@_);
2054	}	2436	}
2055		2437
2056	=item $player_object->may ("access")	2438	=item $player_object->may ("access")
2057		2439
2058	Returns wether the given player is authorized to access resource "access"	2440	Returns wether the given player is authorized to access resource "access"
…		…
2137	# use -1 or undef as default coordinates, not 0, 0	2519	# use -1 or undef as default coordinates, not 0, 0
2138	($x, $y) = ($map->enter_x, $map->enter_y)	2520	($x, $y) = ($map->enter_x, $map->enter_y)
2139	if $x <=0 && $y <= 0;	2521	if $x <=0 && $y <= 0;
2140		2522
2141	$map->load;	2523	$map->load;
2142	$map->load_diag;	2524	$map->load_neighbours;
2143		2525
2144	return unless $self->contr->active;	2526	return unless $self->contr->active;
2145	$self->activate_recursive;	2527	$self->activate_recursive;
2146		2528
2147	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2529	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2148	$self->enter_map ($map, $x, $y);	2530	$self->enter_map ($map, $x, $y);
2149	}	2531	}
2150		2532
2151	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2533	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2152		2534
2153	Moves the player to the given map-path and coordinates by first freezing	2535	Moves the player to the given map-path and coordinates by first freezing
2154	her, loading and preparing them map, calling the provided $check callback	2536	her, loading and preparing them map, calling the provided $check callback
2155	that has to return the map if sucecssful, and then unfreezes the player on	2537	that has to return the map if sucecssful, and then unfreezes the player on
2156	the new (success) or old (failed) map position.	2538	the new (success) or old (failed) map position. In either case, $done will
		2539	be called at the end of this process.
2157		2540
2158	=cut	2541	=cut
2159		2542
2160	our $GOTOGEN;	2543	our $GOTOGEN;
2161		2544
2162	sub cf::object::player::goto {	2545	sub cf::object::player::goto {
2163	my ($self, $path, $x, $y, $check) = @_;	2546	my ($self, $path, $x, $y, $check, $done) = @_;
2164		2547
2165	# do generation counting so two concurrent goto's will be executed in-order	2548	# do generation counting so two concurrent goto's will be executed in-order
2166	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2549	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2167		2550
2168	$self->enter_link;	2551	$self->enter_link;
2169		2552
2170	(async {	2553	(async {
		2554	$Coro::current->{desc} = "player::goto $path $x $y";
		2555
		2556	# *tag paths override both path and x|y
		2557	if ($path =~ /^\*(.*)$/) {
		2558	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2559	my $ob = $obs[rand @obs];
		2560
		2561	# see if we actually can go there
		2562	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2563	$ob = $obs[rand @obs];
		2564	} else {
		2565	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2566	}
		2567	# else put us there anyways for now #d#
		2568
		2569	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2570	} else {
		2571	($path, $x, $y) = (undef, undef, undef);
		2572	}
		2573	}
		2574
2171	my $map = eval {	2575	my $map = eval {
2172	my $map = cf::map::find $path;	2576	my $map = defined $path ? cf::map::find $path : undef;
2173		2577
2174	if ($map) {	2578	if ($map) {
2175	$map = $map->customise_for ($self);	2579	$map = $map->customise_for ($self);
2176	$map = $check->($map) if $check && $map;	2580	$map = $check->($map) if $check && $map;
2177	} else {	2581	} else {
2178	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2582	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2179	}	2583	}
2180		2584
2181	$map	2585	$map
2182	};	2586	};
2183		2587
…		…
2188		2592
2189	if ($gen == $self->{_goto_generation}) {	2593	if ($gen == $self->{_goto_generation}) {
2190	delete $self->{_goto_generation};	2594	delete $self->{_goto_generation};
2191	$self->leave_link ($map, $x, $y);	2595	$self->leave_link ($map, $x, $y);
2192	}	2596	}
		2597
		2598	$done->() if $done;
2193	})->prio (1);	2599	})->prio (1);
2194	}	2600	}
2195		2601
2196	=item $player_object->enter_exit ($exit_object)	2602	=item $player_object->enter_exit ($exit_object)
2197		2603
…		…
2234	$rmp->{origin_y} = $exit->y;	2640	$rmp->{origin_y} = $exit->y;
2235	}	2641	}
2236		2642
2237	$rmp->{random_seed} ||= $exit->random_seed;	2643	$rmp->{random_seed} ||= $exit->random_seed;
2238		2644
2239	my $data = cf::to_json $rmp;	2645	my $data = cf::encode_json $rmp;
2240	my $md5 = Digest::MD5::md5_hex $data;	2646	my $md5 = Digest::MD5::md5_hex $data;
2241	my $meta = "$RANDOMDIR/$md5.meta";	2647	my $meta = "$RANDOMDIR/$md5.meta";
2242		2648
2243	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2649	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2244	aio_write $fh, 0, (length $data), $data, 0;	2650	aio_write $fh, 0, (length $data), $data, 0;
…		…
2266	my $hp = $exit->stats->hp;	2672	my $hp = $exit->stats->hp;
2267	my $sp = $exit->stats->sp;	2673	my $sp = $exit->stats->sp;
2268		2674
2269	$self->enter_link;	2675	$self->enter_link;
2270		2676
		2677	# if exit is damned, update players death & WoR home-position
		2678	$self->contr->savebed ($slaying, $hp, $sp)
		2679	if $exit->flag (FLAG_DAMNED);
		2680
2271	(async {	2681	(async {
		2682	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2683
2272	$self->deactivate_recursive; # just to be sure	2684	$self->deactivate_recursive; # just to be sure
2273	unless (eval {	2685	unless (eval {
2274	$self->goto ($slaying, $hp, $sp);	2686	$self->goto ($slaying, $hp, $sp);
2275		2687
2276	1;	2688	1;
…		…
2302		2714
2303	utf8::encode $text;	2715	utf8::encode $text;
2304	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2716	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2305	}	2717	}
2306		2718
		2719	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2720
		2721	Send a drawinfo or msg packet to the client, formatting the msg for the
		2722	client if neccessary. C<$type> should be a string identifying the type of
		2723	the message, with C<log> being the default. If C<$color> is negative, suppress
		2724	the message unless the client supports the msg packet.
		2725
		2726	=cut
		2727
		2728	# non-persistent channels (usually the info channel)
		2729	our %CHANNEL = (
		2730	"c/identify" => {
		2731	id => "infobox",
		2732	title => "Identify",
		2733	reply => undef,
		2734	tooltip => "Items recently identified",
		2735	},
		2736	"c/examine" => {
		2737	id => "infobox",
		2738	title => "Examine",
		2739	reply => undef,
		2740	tooltip => "Signs and other items you examined",
		2741	},
		2742	"c/book" => {
		2743	id => "infobox",
		2744	title => "Book",
		2745	reply => undef,
		2746	tooltip => "The contents of a note or book",
		2747	},
		2748	"c/lookat" => {
		2749	id => "infobox",
		2750	title => "Look",
		2751	reply => undef,
		2752	tooltip => "What you saw there",
		2753	},
		2754	"c/who" => {
		2755	id => "infobox",
		2756	title => "Players",
		2757	reply => undef,
		2758	tooltip => "Shows players who are currently online",
		2759	},
		2760	"c/body" => {
		2761	id => "infobox",
		2762	title => "Body Parts",
		2763	reply => undef,
		2764	tooltip => "Shows which body parts you posess and are available",
		2765	},
		2766	"c/uptime" => {
		2767	id => "infobox",
		2768	title => "Uptime",
		2769	reply => undef,
		2770	tooltip => "How long the server has been running since last restart",
		2771	},
		2772	"c/mapinfo" => {
		2773	id => "infobox",
		2774	title => "Map Info",
		2775	reply => undef,
		2776	tooltip => "Information related to the maps",
		2777	},
		2778	);
		2779
		2780	sub cf::client::send_msg {
		2781	my ($self, $channel, $msg, $color, @extra) = @_;
		2782
		2783	$msg = $self->pl->expand_cfpod ($msg);
		2784
		2785	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2786
		2787	# check predefined channels, for the benefit of C
		2788	if ($CHANNEL{$channel}) {
		2789	$channel = $CHANNEL{$channel};
		2790
		2791	$self->ext_msg (channel_info => $channel)
		2792	if $self->can_msg;
		2793
		2794	$channel = $channel->{id};
		2795
		2796	} elsif (ref $channel) {
		2797	# send meta info to client, if not yet sent
		2798	unless (exists $self->{channel}{$channel->{id}}) {
		2799	$self->{channel}{$channel->{id}} = $channel;
		2800	$self->ext_msg (channel_info => $channel)
		2801	if $self->can_msg;
		2802	}
		2803
		2804	$channel = $channel->{id};
		2805	}
		2806
		2807	return unless @extra || length $msg;
		2808
		2809	if ($self->can_msg) {
		2810	# default colour, mask it out
		2811	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2812	if $color & cf::NDI_DEF;
		2813
		2814	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2815	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2816	} else {
		2817	if ($color >= 0) {
		2818	# replace some tags by gcfclient-compatible ones
		2819	for ($msg) {
		2820	1 while
		2821	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2822	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2823	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2824	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2825	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2826	}
		2827
		2828	$color &= cf::NDI_COLOR_MASK;
		2829
		2830	utf8::encode $msg;
		2831
		2832	if (0 && $msg =~ /\[/) {
		2833	# COMMAND/INFO
		2834	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2835	} else {
		2836	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2837	$self->send_packet ("drawinfo $color $msg")
		2838	}
		2839	}
		2840	}
		2841	}
		2842
2307	=item $client->ext_event ($type, %msg)	2843	=item $client->ext_msg ($type, @msg)
2308		2844
2309	Sends an exti event to the client.	2845	Sends an ext event to the client.
2310		2846
2311	=cut	2847	=cut
2312		2848
2313	sub cf::client::ext_event($$%) {	2849	sub cf::client::ext_msg($$@) {
2314	my ($self, $type, %msg) = @_;	2850	my ($self, $type, @msg) = @_;
2315		2851
		2852	if ($self->extcmd == 2) {
		2853	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2854	} elsif ($self->extcmd == 1) { # TODO: remove
2316	$msg{msgtype} = "event_$type";	2855	push @msg, msgtype => "event_$type";
2317	$self->send_packet ("ext " . cf::to_json \%msg);	2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2857	}
		2858	}
		2859
		2860	=item $client->ext_reply ($msgid, @msg)
		2861
		2862	Sends an ext reply to the client.
		2863
		2864	=cut
		2865
		2866	sub cf::client::ext_reply($$@) {
		2867	my ($self, $id, @msg) = @_;
		2868
		2869	if ($self->extcmd == 2) {
		2870	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2871	} elsif ($self->extcmd == 1) {
		2872	#TODO: version 1, remove
		2873	unshift @msg, msgtype => "reply", msgid => $id;
		2874	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2875	}
2318	}	2876	}
2319		2877
2320	=item $success = $client->query ($flags, "text", \&cb)	2878	=item $success = $client->query ($flags, "text", \&cb)
2321		2879
2322	Queues a query to the client, calling the given callback with	2880	Queues a query to the client, calling the given callback with
2323	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2881	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2324	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2882	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2325		2883
2326	Queries can fail, so check the return code. Or don't, as queries will become	2884	Queries can fail, so check the return code. Or don't, as queries will
2327	reliable at some point in the future.	2885	become reliable at some point in the future.
2328		2886
2329	=cut	2887	=cut
2330		2888
2331	sub cf::client::query {	2889	sub cf::client::query {
2332	my ($self, $flags, $text, $cb) = @_;	2890	my ($self, $flags, $text, $cb) = @_;
…		…
2340	utf8::encode $text;	2898	utf8::encode $text;
2341	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2899	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2342		2900
2343	$self->send_packet ($self->{query_queue}[0][0])	2901	$self->send_packet ($self->{query_queue}[0][0])
2344	if @{ $self->{query_queue} } == 1;	2902	if @{ $self->{query_queue} } == 1;
		2903
		2904	1
2345	}	2905	}
2346		2906
2347	cf::client->attach (	2907	cf::client->attach (
		2908	on_connect => sub {
		2909	my ($ns) = @_;
		2910
		2911	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2912	},
2348	on_reply => sub {	2913	on_reply => sub {
2349	my ($ns, $msg) = @_;	2914	my ($ns, $msg) = @_;
2350		2915
2351	# this weird shuffling is so that direct followup queries	2916	# this weird shuffling is so that direct followup queries
2352	# get handled first	2917	# get handled first
…		…
2364	} else {	2929	} else {
2365	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2930	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2366	}	2931	}
2367	}	2932	}
2368	},	2933	},
		2934	on_exticmd => sub {
		2935	my ($ns, $buf) = @_;
		2936
		2937	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2938
		2939	if (ref $msg) {
		2940	my ($type, $reply, @payload) =
		2941	"ARRAY" eq ref $msg
		2942	? @$msg
		2943	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2944
		2945	my @reply;
		2946
		2947	if (my $cb = $EXTICMD{$type}) {
		2948	@reply = $cb->($ns, @payload);
		2949	}
		2950
		2951	$ns->ext_reply ($reply, @reply)
		2952	if $reply;
		2953
		2954	} else {
		2955	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2956	}
		2957
		2958	cf::override;
		2959	},
2369	);	2960	);
2370		2961
2371	=item $client->async (\&cb)	2962	=item $client->async (\&cb)
2372		2963
2373	Create a new coroutine, running the specified callback. The coroutine will	2964	Create a new coroutine, running the specified callback. The coroutine will
…		…
2414	our $safe = new Safe "safe";	3005	our $safe = new Safe "safe";
2415	our $safe_hole = new Safe::Hole;	3006	our $safe_hole = new Safe::Hole;
2416		3007
2417	$SIG{FPE} = 'IGNORE';	3008	$SIG{FPE} = 'IGNORE';
2418		3009
2419	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3010	$safe->permit_only (Opcode::opset qw(
		3011	:base_core :base_mem :base_orig :base_math
		3012	grepstart grepwhile mapstart mapwhile
		3013	sort time
		3014	));
2420		3015
2421	# here we export the classes and methods available to script code	3016	# here we export the classes and methods available to script code
2422		3017
2423	=pod	3018	=pod
2424		3019
2425	The following functions and methods are available within a safe environment:	3020	The following functions and methods are available within a safe environment:
2426		3021
2427	cf::object contr pay_amount pay_player map	3022	cf::object
		3023	contr pay_amount pay_player map x y force_find force_add destroy
		3024	insert remove name archname title slaying race decrease_ob_nr
		3025
2428	cf::object::player player	3026	cf::object::player
2429	cf::player peaceful	3027	player
2430	cf::map trigger	3028
		3029	cf::player
		3030	peaceful
		3031
		3032	cf::map
		3033	trigger
2431		3034
2432	=cut	3035	=cut
2433		3036
2434	for (	3037	for (
2435	["cf::object" => qw(contr pay_amount pay_player map)],	3038	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3039	insert remove inv name archname title slaying race
		3040	decrease_ob_nr destroy)],
2436	["cf::object::player" => qw(player)],	3041	["cf::object::player" => qw(player)],
2437	["cf::player" => qw(peaceful)],	3042	["cf::player" => qw(peaceful)],
2438	["cf::map" => qw(trigger)],	3043	["cf::map" => qw(trigger)],
2439	) {	3044	) {
2440	no strict 'refs';	3045	no strict 'refs';
…		…
2516	# the server's init and main functions	3121	# the server's init and main functions
2517		3122
2518	sub load_facedata($) {	3123	sub load_facedata($) {
2519	my ($path) = @_;	3124	my ($path) = @_;
2520		3125
		3126	# HACK to clear player env face cache, we need some signal framework
		3127	# for this (global event?)
		3128	%ext::player_env::MUSIC_FACE_CACHE = ();
		3129
		3130	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3131
2521	warn "loading facedata from $path\n";	3132	warn "loading facedata from $path\n";
2522		3133
2523	my $facedata;	3134	my $facedata;
2524	0 < aio_load $path, $facedata	3135	0 < aio_load $path, $facedata
2525	or die "$path: $!";	3136	or die "$path: $!";
…		…
2527	$facedata = Coro::Storable::thaw $facedata;	3138	$facedata = Coro::Storable::thaw $facedata;
2528		3139
2529	$facedata->{version} == 2	3140	$facedata->{version} == 2
2530	or cf::cleanup "$path: version mismatch, cannot proceed.";	3141	or cf::cleanup "$path: version mismatch, cannot proceed.";
2531		3142
		3143	# patch in the exptable
		3144	$facedata->{resource}{"res/exp_table"} = {
		3145	type => FT_RSRC,
		3146	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3147	};
		3148	cf::cede_to_tick;
		3149
2532	{	3150	{
2533	my $faces = $facedata->{faceinfo};	3151	my $faces = $facedata->{faceinfo};
2534		3152
2535	while (my ($face, $info) = each %$faces) {	3153	while (my ($face, $info) = each %$faces) {
2536	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3154	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3155
2537	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3156	cf::face::set_visibility $idx, $info->{visibility};
		3157	cf::face::set_magicmap $idx, $info->{magicmap};
2538	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3158	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2539	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3159	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2540	Coro::cede;	3160
		3161	cf::cede_to_tick;
2541	}	3162	}
2542		3163
2543	while (my ($face, $info) = each %$faces) {	3164	while (my ($face, $info) = each %$faces) {
2544	next unless $info->{smooth};	3165	next unless $info->{smooth};
		3166
2545	my $idx = cf::face::find $face	3167	my $idx = cf::face::find $face
2546	or next;	3168	or next;
		3169
2547	if (my $smooth = cf::face::find $info->{smooth}) {	3170	if (my $smooth = cf::face::find $info->{smooth}) {
		3171	cf::face::set_smooth $idx, $smooth;
2548	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3172	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2549	} else {	3173	} else {
2550	warn "smooth face '$info->{smooth}' not found for face '$face'";	3174	warn "smooth face '$info->{smooth}' not found for face '$face'";
2551	}	3175	}
2552	Coro::cede;	3176
		3177	cf::cede_to_tick;
2553	}	3178	}
2554	}	3179	}
2555		3180
2556	{	3181	{
2557	my $anims = $facedata->{animinfo};	3182	my $anims = $facedata->{animinfo};
2558		3183
2559	while (my ($anim, $info) = each %$anims) {	3184	while (my ($anim, $info) = each %$anims) {
2560	cf::anim::set $anim, $info->{frames}, $info->{facings};	3185	cf::anim::set $anim, $info->{frames}, $info->{facings};
2561	Coro::cede;	3186	cf::cede_to_tick;
2562	}	3187	}
2563		3188
2564	cf::anim::invalidate_all; # d'oh	3189	cf::anim::invalidate_all; # d'oh
2565	}	3190	}
2566		3191
		3192	{
		3193	# TODO: for gcfclient pleasure, we should give resources
		3194	# that gcfclient doesn't grok a >10000 face index.
		3195	my $res = $facedata->{resource};
		3196
		3197	while (my ($name, $info) = each %$res) {
		3198	if (defined $info->{type}) {
		3199	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3200	my $data;
		3201
		3202	if ($info->{type} & 1) {
		3203	# prepend meta info
		3204
		3205	my $meta = $enc->encode ({
		3206	name => $name,
		3207	%{ $info->{meta} || {} },
		3208	});
		3209
		3210	$data = pack "(w/a*)*", $meta, $info->{data};
		3211	} else {
		3212	$data = $info->{data};
		3213	}
		3214
		3215	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3216	cf::face::set_type $idx, $info->{type};
		3217	} else {
		3218	$RESOURCE{$name} = $info;
		3219	}
		3220
		3221	cf::cede_to_tick;
		3222	}
		3223	}
		3224
		3225	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3226
2567	1	3227	1
2568	}	3228	}
2569		3229
		3230	cf::global->attach (on_resource_update => sub {
		3231	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3232	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3233
		3234	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3235	my $sound = $soundconf->{compat}[$_]
		3236	or next;
		3237
		3238	my $face = cf::face::find "sound/$sound->[1]";
		3239	cf::sound::set $sound->[0] => $face;
		3240	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3241	}
		3242
		3243	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3244	my $face = cf::face::find "sound/$v";
		3245	cf::sound::set $k => $face;
		3246	}
		3247	}
		3248	});
		3249
		3250	register_exticmd fx_want => sub {
		3251	my ($ns, $want) = @_;
		3252
		3253	while (my ($k, $v) = each %$want) {
		3254	$ns->fx_want ($k, $v);
		3255	}
		3256	};
		3257
2570	sub reload_regions {	3258	sub reload_regions {
		3259	# HACK to clear player env face cache, we need some signal framework
		3260	# for this (global event?)
		3261	%ext::player_env::MUSIC_FACE_CACHE = ();
		3262
2571	load_resource_file "$MAPDIR/regions"	3263	load_resource_file "$MAPDIR/regions"
2572	or die "unable to load regions file\n";	3264	or die "unable to load regions file\n";
		3265
		3266	for (cf::region::list) {
		3267	$_->{match} = qr/$_->{match}/
		3268	if exists $_->{match};
		3269	}
2573	}	3270	}
2574		3271
2575	sub reload_facedata {	3272	sub reload_facedata {
2576	load_facedata "$DATADIR/facedata"	3273	load_facedata "$DATADIR/facedata"
2577	or die "unable to load facedata\n";	3274	or die "unable to load facedata\n";
2578	}	3275	}
2579		3276
2580	sub reload_archetypes {	3277	sub reload_archetypes {
		3278	load_resource_file "$DATADIR/archetypes"
		3279	or die "unable to load archetypes\n";
		3280	#d# NEED to laod twice to resolve forward references
		3281	# this really needs to be done in an extra post-pass
		3282	# (which needs to be synchronous, so solve it differently)
2581	load_resource_file "$DATADIR/archetypes"	3283	load_resource_file "$DATADIR/archetypes"
2582	or die "unable to load archetypes\n";	3284	or die "unable to load archetypes\n";
2583	}	3285	}
2584		3286
2585	sub reload_treasures {	3287	sub reload_treasures {
…		…
2601		3303
2602	sub init {	3304	sub init {
2603	reload_resources;	3305	reload_resources;
2604	}	3306	}
2605		3307
2606	sub cfg_load {	3308	sub reload_config {
2607	open my $fh, "<:utf8", "$CONFDIR/config"	3309	open my $fh, "<:utf8", "$CONFDIR/config"
2608	or return;	3310	or return;
2609		3311
2610	local $/;	3312	local $/;
2611	*CFG = YAML::Syck::Load <$fh>;	3313	*CFG = YAML::Syck::Load <$fh>;
…		…
2627	sub main {	3329	sub main {
2628	# we must not ever block the main coroutine	3330	# we must not ever block the main coroutine
2629	local $Coro::idle = sub {	3331	local $Coro::idle = sub {
2630	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3332	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2631	(async {	3333	(async {
2632	Event::one_event;	3334	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3335	EV::loop EV::LOOP_ONESHOT;
2633	})->prio (Coro::PRIO_MAX);	3336	})->prio (Coro::PRIO_MAX);
2634	};	3337	};
2635		3338
2636	cfg_load;	3339	reload_config;
2637	db_init;	3340	db_init;
2638	load_extensions;	3341	load_extensions;
2639		3342
2640	$TICK_WATCHER->start;	3343	$TICK_WATCHER->start;
		3344	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2641	Event::loop;	3345	EV::loop;
2642	}	3346	}
2643		3347
2644	#############################################################################	3348	#############################################################################
2645	# initialisation and cleanup	3349	# initialisation and cleanup
2646		3350
2647	# install some emergency cleanup handlers	3351	# install some emergency cleanup handlers
2648	BEGIN {	3352	BEGIN {
		3353	our %SIGWATCHER = ();
2649	for my $signal (qw(INT HUP TERM)) {	3354	for my $signal (qw(INT HUP TERM)) {
2650	Event->signal (	3355	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2651	reentrant => 0,
2652	data => WF_AUTOCANCEL,
2653	signal => $signal,
2654	prio => 0,
2655	cb => sub {
2656	cf::cleanup "SIG$signal";	3356	cf::cleanup "SIG$signal";
2657	},
2658	);	3357	};
2659	}	3358	}
2660	}	3359	}
2661		3360
2662	sub write_runtime {	3361	sub write_runtime {
2663	my $runtime = "$LOCALDIR/runtime";	3362	my $runtime = "$LOCALDIR/runtime";
…		…
2708	# and maps saved/destroyed asynchronously.	3407	# and maps saved/destroyed asynchronously.
2709	warn "begin emergency player save\n";	3408	warn "begin emergency player save\n";
2710	for my $login (keys %cf::PLAYER) {	3409	for my $login (keys %cf::PLAYER) {
2711	my $pl = $cf::PLAYER{$login} or next;	3410	my $pl = $cf::PLAYER{$login} or next;
2712	$pl->valid or next;	3411	$pl->valid or next;
		3412	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2713	$pl->save;	3413	$pl->save;
2714	}	3414	}
2715	warn "end emergency player save\n";	3415	warn "end emergency player save\n";
2716		3416
2717	warn "begin emergency map save\n";	3417	warn "begin emergency map save\n";
…		…
2756	warn "syncing database to disk";	3456	warn "syncing database to disk";
2757	BDB::db_env_txn_checkpoint $DB_ENV;	3457	BDB::db_env_txn_checkpoint $DB_ENV;
2758		3458
2759	# if anything goes wrong in here, we should simply crash as we already saved	3459	# if anything goes wrong in here, we should simply crash as we already saved
2760		3460
2761	warn "cancelling all WF_AUTOCANCEL watchers";
2762	for (Event::all_watchers) {
2763	$_->cancel if $_->data & WF_AUTOCANCEL;
2764	}
2765
2766	warn "flushing outstanding aio requests";	3461	warn "flushing outstanding aio requests";
2767	for (;;) {	3462	for (;;) {
2768	BDB::flush;	3463	BDB::flush;
2769	IO::AIO::flush;	3464	IO::AIO::flush;
2770	Coro::cede;	3465	Coro::cede_notself;
2771	last unless IO::AIO::nreqs || BDB::nreqs;	3466	last unless IO::AIO::nreqs || BDB::nreqs;
2772	warn "iterate...";	3467	warn "iterate...";
2773	}	3468	}
2774		3469
2775	++$RELOAD;	3470	++$RELOAD;
…		…
2779	%EXT_CORO = ();	3474	%EXT_CORO = ();
2780		3475
2781	warn "removing commands";	3476	warn "removing commands";
2782	%COMMAND = ();	3477	%COMMAND = ();
2783		3478
2784	warn "removing ext commands";	3479	warn "removing ext/exti commands";
2785	%EXTCMD = ();	3480	%EXTCMD = ();
		3481	%EXTICMD = ();
2786		3482
2787	warn "unloading/nuking all extensions";	3483	warn "unloading/nuking all extensions";
2788	for my $pkg (@EXTS) {	3484	for my $pkg (@EXTS) {
2789	warn "... unloading $pkg";	3485	warn "... unloading $pkg";
2790		3486
…		…
2833	warn "reloading cf.pm";	3529	warn "reloading cf.pm";
2834	require cf;	3530	require cf;
2835	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3531	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2836		3532
2837	warn "loading config and database again";	3533	warn "loading config and database again";
2838	cf::cfg_load;	3534	cf::reload_config;
2839		3535
2840	warn "loading extensions";	3536	warn "loading extensions";
2841	cf::load_extensions;	3537	cf::load_extensions;
2842		3538
2843	warn "reattaching attachments to objects/players";	3539	warn "reattaching attachments to objects/players";
…		…
2863		3559
2864	sub reload_perl() {	3560	sub reload_perl() {
2865	# doing reload synchronously and two reloads happen back-to-back,	3561	# doing reload synchronously and two reloads happen back-to-back,
2866	# coro crashes during coro_state_free->destroy here.	3562	# coro crashes during coro_state_free->destroy here.
2867		3563
2868	$RELOAD_WATCHER ||= Event->timer (	3564	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2869	reentrant => 0,
2870	after => 0,
2871	data => WF_AUTOCANCEL,
2872	cb => sub {
2873	do_reload_perl;
2874	undef $RELOAD_WATCHER;	3565	undef $RELOAD_WATCHER;
2875	},	3566	do_reload_perl;
2876	);	3567	};
2877	}	3568	}
2878		3569
2879	register_command "reload" => sub {	3570	register_command "reload" => sub {
2880	my ($who, $arg) = @_;	3571	my ($who, $arg) = @_;
2881		3572
2882	if ($who->flag (FLAG_WIZ)) {	3573	if ($who->flag (FLAG_WIZ)) {
2883	$who->message ("reloading server.");	3574	$who->message ("reloading server.");
		3575	async {
		3576	$Coro::current->{desc} = "perl_reload";
2884	async { reload_perl };	3577	reload_perl;
		3578	};
2885	}	3579	}
2886	};	3580	};
2887		3581
2888	unshift @INC, $LIBDIR;	3582	unshift @INC, $LIBDIR;
2889		3583
…		…
2908	my $signal = new Coro::Signal;	3602	my $signal = new Coro::Signal;
2909	push @WAIT_FOR_TICK_BEGIN, $signal;	3603	push @WAIT_FOR_TICK_BEGIN, $signal;
2910	$signal->wait;	3604	$signal->wait;
2911	}	3605	}
2912		3606
2913	my $min = 1e6;#d#	3607	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
2914	my $avg = 10;
2915	$TICK_WATCHER = Event->timer (
2916	reentrant => 0,
2917	parked => 1,
2918	prio => 0,
2919	at => $NEXT_TICK || $TICK,
2920	data => WF_AUTOCANCEL,
2921	cb => sub {
2922	if ($Coro::current != $Coro::main) {	3608	if ($Coro::current != $Coro::main) {
2923	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3609	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2924	unless ++$bug_warning > 10;	3610	unless ++$bug_warning > 10;
2925	return;	3611	return;
2926	}	3612	}
2927		3613
2928	$NOW = $tick_start = Event::time;	3614	$NOW = $tick_start = EV::now;
2929		3615
2930	cf::server_tick; # one server iteration	3616	cf::server_tick; # one server iteration
2931		3617
2932	0 && sync_job {#d#	3618	$RUNTIME += $TICK;
2933	for(1..10) {	3619	$NEXT_TICK = $_[0]->at;
2934	my $t = Event::time;
2935	my $map = my $map = new_from_path cf::map "/tmp/x.map"
2936	or die;
2937		3620
2938	$map->width (50);	3621	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2939	$map->height (50);	3622	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2940	$map->alloc;	3623	Coro::async_pool {
2941	$map->_load_objects ("/tmp/x.map", 1);	3624	$Coro::current->{desc} = "runtime saver";
2942	my $t = Event::time - $t;	3625	write_runtime
2943		3626	or warn "ERROR: unable to write runtime file: $!";
2944	#next unless $t < 0.0013;#d#
2945	if ($t < $min) {
2946	$min = $t;
2947	}
2948	$avg = $avg * 0.99 + $t * 0.01;
2949	}
2950	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2951	exit 0;
2952	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2953	};	3627	};
		3628	}
2954		3629
2955	$RUNTIME += $TICK;
2956	$NEXT_TICK += $TICK;
2957
2958	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2959	$NEXT_RUNTIME_WRITE = $NOW + 10;
2960	Coro::async_pool {
2961	write_runtime
2962	or warn "ERROR: unable to write runtime file: $!";
2963	};
2964	}
2965
2966	# my $AFTER = Event::time;
2967	# warn $AFTER - $NOW;#d#
2968
2969	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3630	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2970	$sig->send;	3631	$sig->send;
2971	}	3632	}
2972	while (my $sig = shift @WAIT_FOR_TICK) {	3633	while (my $sig = shift @WAIT_FOR_TICK) {
2973	$sig->send;	3634	$sig->send;
2974	}	3635	}
2975		3636
2976	$NOW = Event::time;
2977
2978	# if we are delayed by four ticks or more, skip them all
2979	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2980
2981	$TICK_WATCHER->at ($NEXT_TICK);
2982	$TICK_WATCHER->start;
2983
2984	$LOAD = ($NOW - $tick_start) / $TICK;	3637	$LOAD = ($NOW - $tick_start) / $TICK;
2985	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3638	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2986		3639
2987	_post_tick;	3640	_post_tick;
2988		3641	};
2989		3642	$TICK_WATCHER->priority (EV::MAXPRI);
2990	},
2991	);
2992		3643
2993	{	3644	{
2994	BDB::max_poll_time $TICK * 0.1;	3645	# configure BDB
2995	$BDB_POLL_WATCHER = Event->io (	3646
2996	reentrant => 0,
2997	fd => BDB::poll_fileno,
2998	poll => 'r',
2999	prio => 0,
3000	data => WF_AUTOCANCEL,
3001	cb => \&BDB::poll_cb,
3002	);
3003	BDB::min_parallel 8;	3647	BDB::min_parallel 8;
3004		3648	BDB::max_poll_reqs $TICK * 0.1;
3005	BDB::set_sync_prepare {	3649	$Coro::BDB::WATCHER->priority (1);
3006	my $status;
3007	my $current = $Coro::current;
3008	(
3009	sub {
3010	$status = $!;
3011	$current->ready; undef $current;
3012	},
3013	sub {
3014	Coro::schedule while defined $current;
3015	$! = $status;
3016	},
3017	)
3018	};
3019		3650
3020	unless ($DB_ENV) {	3651	unless ($DB_ENV) {
3021	$DB_ENV = BDB::db_env_create;	3652	$DB_ENV = BDB::db_env_create;
		3653	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3654	| BDB::LOG_AUTOREMOVE, 1);
		3655	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3656	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3022		3657
3023	cf::sync_job {	3658	cf::sync_job {
3024	eval {	3659	eval {
3025	BDB::db_env_open	3660	BDB::db_env_open
3026	$DB_ENV,	3661	$DB_ENV,
…		…
3028	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3663	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3029	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3664	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3030	0666;	3665	0666;
3031		3666
3032	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3667	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3033
3034	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3035	$DB_ENV->set_lk_detect;
3036	};	3668	};
3037		3669
3038	cf::cleanup "db_env_open(db): $@" if $@;	3670	cf::cleanup "db_env_open(db): $@" if $@;
3039	};	3671	};
3040	}	3672	}
		3673
		3674	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3675	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3676	};
		3677	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3678	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3679	};
		3680	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3681	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3682	};
3041	}	3683	}
3042		3684
3043	{	3685	{
		3686	# configure IO::AIO
		3687
3044	IO::AIO::min_parallel 8;	3688	IO::AIO::min_parallel 8;
3045
3046	undef $Coro::AIO::WATCHER;
3047	IO::AIO::max_poll_time $TICK * 0.1;	3689	IO::AIO::max_poll_time $TICK * 0.1;
3048	$AIO_POLL_WATCHER = Event->io (	3690	$Coro::AIO::WATCHER->priority (1);
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	fd => IO::AIO::poll_fileno,
3052	poll => 'r',
3053	prio => 6,
3054	cb => \&IO::AIO::poll_cb,
3055	);
3056	}	3691	}
3057		3692
3058	my $_log_backtrace;	3693	my $_log_backtrace;
3059		3694
3060	sub _log_backtrace {	3695	sub _log_backtrace {
…		…
3064		3699
3065	# limit the # of concurrent backtraces	3700	# limit the # of concurrent backtraces
3066	if ($_log_backtrace < 2) {	3701	if ($_log_backtrace < 2) {
3067	++$_log_backtrace;	3702	++$_log_backtrace;
3068	async {	3703	async {
		3704	$Coro::current->{desc} = "abt $msg";
		3705
3069	my @bt = fork_call {	3706	my @bt = fork_call {
3070	@addr = map { sprintf "%x", $_ } @addr;	3707	@addr = map { sprintf "%x", $_ } @addr;
3071	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3708	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3072	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3709	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3073	or die "addr2line: $!";	3710	or die "addr2line: $!";

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