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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.286 by root, Sun Jun 24 04:27:20 2007 UTC vs.
Revision 1.411 by root, Fri Feb 1 15:54:07 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	return unless $^S eq 0; # "eq", not "=="
		198
		199	if ($Coro::current == $Coro::main) {#d#
		200	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		201	return;#d#
		202	}#d#
		203
		204	# kill coroutine otherwise
		205	warn Carp::longmess $_[0];
		206	Coro::terminate
		207	};
		208
		209	$SIG{__DIE__} = sub { }; #d#?
186		210
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	211	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	212	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	213	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	214	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
203	)) {	227	)) {
204	no strict 'refs';	228	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	229	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	230	}
207		231
208	$Event::DIED = sub {	232	$EV::DIED = sub {
209	warn "error in event callback: @_";	233	warn "error in event callback: @_";
210	};	234	};
211		235
212	#############################################################################	236	#############################################################################
213		237
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	260	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	261	$d
238	} || "[unable to dump $_[0]: '$@']";	262	} || "[unable to dump $_[0]: '$@']";
239	}	263	}
240		264
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	265	=item $ref = cf::decode_json $json
244		266
245	Converts a JSON string into the corresponding perl data structure.	267	Converts a JSON string into the corresponding perl data structure.
246		268
247	=item $json = cf::to_json $ref	269	=item $json = cf::encode_json $ref
248		270
249	Converts a perl data structure into its JSON representation.	271	Converts a perl data structure into its JSON representation.
		272
		273	=cut
		274
		275	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		276
		277	sub encode_json($) { $json_coder->encode ($_[0]) }
		278	sub decode_json($) { $json_coder->decode ($_[0]) }
250		279
251	=item cf::lock_wait $string	280	=item cf::lock_wait $string
252		281
253	Wait until the given lock is available. See cf::lock_acquire.	282	Wait until the given lock is available. See cf::lock_acquire.
254		283
…		…
257	Wait until the given lock is available and then acquires it and returns	286	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,	287	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	288	for example when the coroutine gets canceled), the lock is automatically
260	returned.	289	returned.
261		290
		291	Locks are *not* recursive, locking from the same coro twice results in a
		292	deadlocked coro.
		293
262	Lock names should begin with a unique identifier (for example, cf::map::find	294	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	295	uses map_find and cf::map::load uses map_load).
264		296
265	=item $locked = cf::lock_active $string	297	=item $locked = cf::lock_active $string
266		298
267	Return true if the lock is currently active, i.e. somebody has locked it.	299	Return true if the lock is currently active, i.e. somebody has locked it.
268		300
269	=cut	301	=cut
270		302
271	our %LOCK;	303	our %LOCK;
		304	our %LOCKER;#d#
272		305
273	sub lock_wait($) {	306	sub lock_wait($) {
274	my ($key) = @_;	307	my ($key) = @_;
		308
		309	if ($LOCKER{$key} == $Coro::current) {#d#
		310	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		311	return;#d#
		312	}#d#
275		313
276	# wait for lock, if any	314	# wait for lock, if any
277	while ($LOCK{$key}) {	315	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	316	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	317	Coro::schedule;
…		…
285		323
286	# wait, to be sure we are not locked	324	# wait, to be sure we are not locked
287	lock_wait $key;	325	lock_wait $key;
288		326
289	$LOCK{$key} = [];	327	$LOCK{$key} = [];
		328	$LOCKER{$key} = $Coro::current;#d#
290		329
291	Coro::guard {	330	Coro::guard {
		331	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	332	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	333	$_->ready for @{ delete $LOCK{$key} };
294	}	334	}
295	}	335	}
296		336
…		…
308	};	348	};
309	$TICK_WATCHER->stop;	349	$TICK_WATCHER->stop;
310	$guard	350	$guard
311	}	351	}
312		352
		353	=item cf::periodic $interval, $cb
		354
		355	Like EV::periodic, but randomly selects a starting point so that the actions
		356	get spread over timer.
		357
		358	=cut
		359
		360	sub periodic($$) {
		361	my ($interval, $cb) = @_;
		362
		363	my $start = rand List::Util::min 180, $interval;
		364
		365	EV::periodic $start, $interval, 0, $cb
		366	}
		367
		368	=item cf::get_slot $time[, $priority[, $name]]
		369
		370	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		371	This call blocks and returns only when you have at least C<$time> seconds
		372	of cpu time till the next tick. The slot is only valid till the next cede.
		373
		374	The optional C<$name> can be used to identify the job to run. It might be
		375	used for statistical purposes and should identify the same time-class.
		376
		377	Useful for short background jobs.
		378
		379	=cut
		380
		381	our @SLOT_QUEUE;
		382	our $SLOT_QUEUE;
		383
		384	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		385	$SLOT_QUEUE = Coro::async {
		386	$Coro::current->desc ("timeslot manager");
		387
		388	my $signal = new Coro::Signal;
		389
		390	while () {
		391	next_job:
		392	my $avail = cf::till_tick;
		393	if ($avail > 0.01) {
		394	for (0 .. $#SLOT_QUEUE) {
		395	if ($SLOT_QUEUE[$_][0] < $avail) {
		396	my $job = splice @SLOT_QUEUE, $_, 1, ();
		397	$job->[2]->send;
		398	Coro::cede;
		399	goto next_job;
		400	}
		401	}
		402	}
		403
		404	if (@SLOT_QUEUE) {
		405	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		406	push @cf::WAIT_FOR_TICK, $signal;
		407	$signal->wait;
		408	} else {
		409	Coro::schedule;
		410	}
		411	}
		412	};
		413
		414	sub get_slot($;$$) {
		415	my ($time, $pri, $name) = @_;
		416
		417	$time = $TICK * .6 if $time > $TICK * .6;
		418	my $sig = new Coro::Signal;
		419
		420	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		421	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		422	$SLOT_QUEUE->ready;
		423	$sig->wait;
		424	}
		425
313	=item cf::async { BLOCK }	426	=item cf::async { BLOCK }
314		427
315	Currently the same as Coro::async_pool, meaning you cannot use	428	Currently the same as Coro::async_pool, meaning you cannot use
316	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	429	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
317	thing you are allowed to do is call C<prio> on it.	430	thing you are allowed to do is call C<prio> on it.
…		…
320		433
321	BEGIN { *async = \&Coro::async_pool }	434	BEGIN { *async = \&Coro::async_pool }
322		435
323	=item cf::sync_job { BLOCK }	436	=item cf::sync_job { BLOCK }
324		437
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	438	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	439	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	440	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	441	acceptable.
329		442
330	If it must be done, put the blocking parts into C<sync_job>. This will run	443	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	444	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		449
337	sub sync_job(&) {	450	sub sync_job(&) {
338	my ($job) = @_;	451	my ($job) = @_;
339		452
340	if ($Coro::current == $Coro::main) {	453	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	454	my $time = EV::time;
342		455
343	# this is the main coro, too bad, we have to block	456	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	457	# till the operation succeeds, freezing the server :/
345		458
		459	LOG llevError, Carp::longmess "sync job";#d#
		460
346	# TODO: use suspend/resume instead	461	# TODO: use suspend/resume instead
347	# (but this is cancel-safe)	462	# (but this is cancel-safe)
348	my $freeze_guard = freeze_mainloop;	463	my $freeze_guard = freeze_mainloop;
349		464
350	my $busy = 1;	465	my $busy = 1;
351	my @res;	466	my @res;
352		467
353	(async {	468	(async {
		469	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	470	@res = eval { $job->() };
355	warn $@ if $@;	471	warn $@ if $@;
356	undef $busy;	472	undef $busy;
357	})->prio (Coro::PRIO_MAX);	473	})->prio (Coro::PRIO_MAX);
358		474
359	while ($busy) {	475	while ($busy) {
360	Coro::cede or Event::one_event;	476	if (Coro::nready) {
		477	Coro::cede_notself;
		478	} else {
		479	EV::loop EV::LOOP_ONESHOT;
361	}	480	}
		481	}
362		482
363	$time = Event::time - $time;	483	$time = EV::time - $time;
364		484
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"	485	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;	486	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367		487
368	$tick_start += $time; # do not account sync jobs to server load	488	$tick_start += $time; # do not account sync jobs to server load
…		…
398	=item fork_call { }, $args	518	=item fork_call { }, $args
399		519
400	Executes the given code block with the given arguments in a seperate	520	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	521	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	522	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	523	never block itself or use any form of event handling.
404		524
405	=cut	525	=cut
406		526
407	sub fork_call(&@) {	527	sub fork_call(&@) {
408	my ($cb, @args) = @_;	528	my ($cb, @args) = @_;
409		529
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	530	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	531	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	532	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		533
415	if (my $pid = fork) {	534	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;	535	reset_signals;
428	local $SIG{__WARN__};	536	&$cb
429	local $SIG{__DIE__};	537	}, @args;
430	eval {
431	close $fh1;
432		538
433	my @res = eval { $cb->(@args) };	539	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
435	};
436
437	warn $@ if $@;
438	_exit 0;
439	}
440	}	540	}
441		541
442	=item $value = cf::db_get $family => $key	542	=item $value = cf::db_get $family => $key
443		543
444	Returns a single value from the environment database.	544	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	546	=item cf::db_put $family => $key => $value
447		547
448	Stores the given C<$value> in the family. It can currently store binary	548	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).	549	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		550
		551	=item $db = cf::db_table "name"
		552
		553	Create and/or open a new database table. The string must not be "db" and must be unique
		554	within each server.
		555
451	=cut	556	=cut
		557
		558	sub db_table($) {
		559	my ($name) = @_;
		560	my $db = BDB::db_create $DB_ENV;
		561
		562	eval {
		563	$db->set_flags (BDB::CHKSUM);
		564
		565	utf8::encode $name;
		566	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		567	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		568	cf::cleanup "db_open(db): $!" if $!;
		569	};
		570	cf::cleanup "db_open(db): $@" if $@;
		571
		572	$db
		573	}
452		574
453	our $DB;	575	our $DB;
454		576
455	sub db_init {	577	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	578	cf::sync_job {
460	eval {	579	$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	}	580	};
470	}	581	}
471		582
472	sub db_get($$) {	583	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	584	my $key = "$_[0]/$_[1]";
474		585
…		…
524	if (1) {	635	if (1) {
525	$md5 =	636	$md5 =
526	join "\x00",	637	join "\x00",
527	$processversion,	638	$processversion,
528	map {	639	map {
529	Coro::cede;	640	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	641	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	642	} 0.. $#$src;
532		643
533		644
534	my $dbmd5 = db_get cache => "$id/md5";	645	my $dbmd5 = db_get cache => "$id/md5";
…		…
578	attach callbacks/event handlers (a collection of which is called an "attachment")	689	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	690	to it. All such attachable objects support the following methods.
580		691
581	In the following description, CLASS can be any of C<global>, C<object>	692	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	693	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	694	Deliantra).
584		695
585	=over 4	696	=over 4
586		697
587	=item $attachable->attach ($attachment, key => $value...)	698	=item $attachable->attach ($attachment, key => $value...)
588		699
…		…
840	";	951	";
841	die if $@;	952	die if $@;
842	}	953	}
843		954
844	our $override;	955	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	956	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		957
847	sub override {	958	sub override {
848	$override = 1;	959	$override = 1;
849	@invoke_results = ();	960	@INVOKE_RESULTS = (@_);
850	}	961	}
851		962
852	sub do_invoke {	963	sub do_invoke {
853	my $event = shift;	964	my $event = shift;
854	my $callbacks = shift;	965	my $callbacks = shift;
855		966
856	@invoke_results = ();	967	@INVOKE_RESULTS = ();
857		968
858	local $override;	969	local $override;
859		970
860	for (@$callbacks) {	971	for (@$callbacks) {
861	eval { &{$_->[1]} };	972	eval { &{$_->[1]} };
…		…
870	}	981	}
871		982
872	0	983	0
873	}	984	}
874		985
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	986	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		987
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	988	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		989
879	Generate an object-specific event with the given arguments.	990	Generate an object-specific event with the given arguments.
880		991
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	992	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	993	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	994	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		995
885	=back	996	=back
886		997
887	=cut	998	=cut
888		999
889	#############################################################################	1000	#############################################################################
890	# object support	1001	# object support
		1002
		1003	sub _object_equal($$);
		1004	sub _object_equal($$) {
		1005	my ($a, $b) = @_;
		1006
		1007	return 0 unless (ref $a) eq (ref $b);
		1008
		1009	if ("HASH" eq ref $a) {
		1010	my @ka = keys %$a;
		1011	my @kb = keys %$b;
		1012
		1013	return 0 if @ka != @kb;
		1014
		1015	for (0 .. $#ka) {
		1016	return 0 unless $ka[$_] eq $kb[$_];
		1017	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1018	}
		1019
		1020	} elsif ("ARRAY" eq ref $a) {
		1021
		1022	return 0 if @$a != @$b;
		1023
		1024	for (0 .. $#$a) {
		1025	return 0 unless _object_equal $a->[$_], $b->[$_];
		1026	}
		1027
		1028	} elsif ($a ne $b) {
		1029	return 0;
		1030	}
		1031
		1032	1
		1033	}
		1034
		1035	our $SLOW_MERGES;#d#
		1036	sub _can_merge {
		1037	my ($ob1, $ob2) = @_;
		1038
		1039	++$SLOW_MERGES;#d#
		1040
		1041	# we do the slow way here
		1042	return _object_equal $ob1, $ob2
		1043	}
891		1044
892	sub reattach {	1045	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1046	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1047	my ($obj) = @_;
895		1048
…		…
916	cf::attachable->attach (	1069	cf::attachable->attach (
917	prio => -1000000,	1070	prio => -1000000,
918	on_instantiate => sub {	1071	on_instantiate => sub {
919	my ($obj, $data) = @_;	1072	my ($obj, $data) = @_;
920		1073
921	$data = from_json $data;	1074	$data = decode_json $data;
922		1075
923	for (@$data) {	1076	for (@$data) {
924	my ($name, $args) = @$_;	1077	my ($name, $args) = @$_;
925		1078
926	$obj->attach ($name, %{$args || {} });	1079	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1095	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1096	my ($filename, $rdata, $objs) = @_;
944		1097
945	sync_job {	1098	sync_job {
946	if (length $$rdata) {	1099	if (length $$rdata) {
		1100	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1101	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1102	$decname, length $$rdata, scalar @$objs;
949		1103
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1104	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1105	chmod SAVE_MODE, $fh;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1106	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1107	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1108	close $fh;
955		1109
956	if (@$objs) {	1110	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1111	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1112	chmod SAVE_MODE, $fh;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1113	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1114	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1115	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1116	close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1117	aio_rename "$filename.pst~", "$filename.pst";
964	}	1118	}
…		…
972	}	1126	}
973	} else {	1127	} else {
974	aio_unlink $filename;	1128	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1129	aio_unlink "$filename.pst";
976	}	1130	}
977	}	1131	};
978	}	1132	}
979		1133
980	sub object_freezer_as_string {	1134	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1135	my ($rdata, $objs) = @_;
982		1136
…		…
994	or return;	1148	or return;
995		1149
996	unless (aio_stat "$filename.pst") {	1150	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1151	(aio_load "$filename.pst", $av) >= 0
998	or return;	1152	or return;
		1153
999	$av = eval { (Storable::thaw $av)->{objs} };	1154	my $st = eval { Coro::Storable::thaw $av };
		1155	$av = $st->{objs};
1000	}	1156	}
1001		1157
		1158	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1159	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1160	$decname, length $data, scalar @{$av || []};
		1161
1004	return ($data, $av);	1162	($data, $av)
1005	}	1163	}
1006		1164
1007	=head2 COMMAND CALLBACKS	1165	=head2 COMMAND CALLBACKS
1008		1166
1009	=over 4	1167	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1187	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1188	}
1031		1189
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1190	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1191
1034	Register a callback fro execution when the client sends an extcmd packet.	1192	Register a callback for execution when the client sends an (synchronous)
		1193	extcmd packet. Ext commands will be processed in the order they are
		1194	received by the server, like other user commands. The first argument is
		1195	the logged-in player. Ext commands can only be processed after a player
		1196	has logged in successfully.
1035		1197
1036	If the callback returns something, it is sent back as if reply was being	1198	If the callback returns something, it is sent back as if reply was being
1037	called.	1199	called.
1038		1200
		1201	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1202
		1203	Register a callback for execution when the client sends an (asynchronous)
		1204	exticmd packet. Exti commands are processed by the server as soon as they
		1205	are received, i.e. out of order w.r.t. other commands. The first argument
		1206	is a client socket. Exti commands can be received anytime, even before
		1207	log-in.
		1208
		1209	If the callback returns something, it is sent back as if reply was being
		1210	called.
		1211
1039	=cut	1212	=cut
1040		1213
1041	sub register_extcmd {	1214	sub register_extcmd {
1042	my ($name, $cb) = @_;	1215	my ($name, $cb) = @_;
1043		1216
1044	$EXTCMD{$name} = $cb;	1217	$EXTCMD{$name} = $cb;
		1218	}
		1219
		1220	sub register_exticmd {
		1221	my ($name, $cb) = @_;
		1222
		1223	$EXTICMD{$name} = $cb;
1045	}	1224	}
1046		1225
1047	cf::player->attach (	1226	cf::player->attach (
1048	on_command => sub {	1227	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1228	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1237	cf::override;
1059	},	1238	},
1060	on_extcmd => sub {	1239	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1240	my ($pl, $buf) = @_;
1062		1241
1063	my $msg = eval { from_json $buf };	1242	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1243
1065	if (ref $msg) {	1244	if (ref $msg) {
		1245	my ($type, $reply, @payload) =
		1246	"ARRAY" eq ref $msg
		1247	? @$msg
		1248	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1249
		1250	my @reply;
		1251
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1252	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1253	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1254	}
		1255
		1256	$pl->ext_reply ($reply, @reply)
		1257	if $reply;
		1258
1071	} else {	1259	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1260	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1261	}
1074		1262
1075	cf::override;	1263	cf::override;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1316	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1317	: "$v->{base}: extension inactive.\n";
1130		1318
1131	if (exists $v->{meta}{mandatory}) {	1319	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1320	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1321	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1322	}
1136		1323
1137	warn $msg;	1324	warn $msg;
1138	}	1325	}
1139		1326
…		…
1164	use Coro::AIO;	1351	use Coro::AIO;
1165		1352
1166	=head3 cf::player	1353	=head3 cf::player
1167		1354
1168	=over 4	1355	=over 4
		1356
		1357	=item cf::player::num_playing
		1358
		1359	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1360
		1361	=cut
		1362
		1363	sub num_playing {
		1364	scalar grep
		1365	$_->ob->map
		1366	&& !$_->hidden
		1367	&& !$_->ob->flag (cf::FLAG_WIZ),
		1368	cf::player::list
		1369	}
1169		1370
1170	=item cf::player::find $login	1371	=item cf::player::find $login
1171		1372
1172	Returns the given player object, loading it if necessary (might block).	1373	Returns the given player object, loading it if necessary (might block).
1173		1374
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1410	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1411	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1412	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1413	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1414
1214	my $pl = load_pl path $login	1415	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1416	or return;
		1417
		1418	my $pl = cf::player::load_pl $f
		1419	or return;
		1420	local $cf::PLAYER_LOADING{$login} = $pl;
		1421	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1422	$cf::PLAYER{$login} = $pl
1217	}	1423	}
1218	}	1424	}
1219	}	1425	}
1220		1426
…		…
1230		1436
1231	aio_mkdir playerdir $pl, 0770;	1437	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1438	$pl->{last_save} = $cf::RUNTIME;
1233		1439
1234	$pl->save_pl ($path);	1440	$pl->save_pl ($path);
1235	Coro::cede;	1441	cf::cede_to_tick;
1236	}	1442	}
1237		1443
1238	sub new($) {	1444	sub new($) {
1239	my ($login) = @_;	1445	my ($login) = @_;
1240		1446
…		…
1244	$self->{deny_save} = 1;	1450	$self->{deny_save} = 1;
1245		1451
1246	$cf::PLAYER{$login} = $self;	1452	$cf::PLAYER{$login} = $self;
1247		1453
1248	$self	1454	$self
		1455	}
		1456
		1457	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1458
		1459	=cut
		1460
		1461	sub send_msg {
		1462	my $ns = shift->ns
		1463	or return;
		1464	$ns->send_msg (@_);
1249	}	1465	}
1250		1466
1251	=item $pl->quit_character	1467	=item $pl->quit_character
1252		1468
1253	Nukes the player without looking back. If logged in, the connection will	1469	Nukes the player without looking back. If logged in, the connection will
…		…
1308	or return [];	1524	or return [];
1309		1525
1310	my @logins;	1526	my @logins;
1311		1527
1312	for my $login (@$dirs) {	1528	for my $login (@$dirs) {
		1529	my $path = path $login;
		1530
		1531	# a .pst is a dead give-away for a valid player
		1532	unless (-e "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1533	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1534	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1535	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1536	}
1316		1537
1317	utf8::decode $login;	1538	utf8::decode $login;
1318	push @logins, $login;	1539	push @logins, $login;
1319	}	1540	}
1320		1541
…		…
1353		1574
1354	Expand crossfire pod fragments into protocol xml.	1575	Expand crossfire pod fragments into protocol xml.
1355		1576
1356	=cut	1577	=cut
1357		1578
		1579	use re 'eval';
		1580
		1581	my $group;
		1582	my $interior; $interior = qr{
		1583	# match a pod interior sequence sans C<< >>
		1584	(?:
		1585	\ (.*?)\ (?{ $group = $^N })
		1586	| < (??{$interior}) >
		1587	)
		1588	}x;
		1589
1358	sub expand_cfpod {	1590	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;	1591	my ($self, $pod) = @_;
1360		1592
1361	# escape & and <	1593	my $xml;
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364		1594
1365	# this is buggy, it needs to properly take care of nested <'s	1595	while () {
		1596	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1597	$group = $1;
1366		1598
1367	1 while	1599	$group =~ s/&/&amp;/g;
1368	# replace B<>, I<>, U<> etc.	1600	$group =~ s/</&lt;/g;
1369	s/B<([^\>]*)>/<b>$1<\/b>/	1601
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/	1602	$xml .= $group;
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/	1603	} elsif ($pod =~ m%\G
1372	# replace G<male|female> tags	1604	([BCGHITU])
1373	|| s{G<([^>|]*)\|([^>]*)>}{	1605	<
1374	$self->gender ? $2 : $1	1606	(?:
		1607	([^<>]*) (?{ $group = $^N })
		1608	| < $interior >
		1609	)
		1610	>
		1611	%gcsx
		1612	) {
		1613	my ($code, $data) = ($1, $group);
		1614
		1615	if ($code eq "B") {
		1616	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1617	} elsif ($code eq "I") {
		1618	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1619	} elsif ($code eq "U") {
		1620	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1621	} elsif ($code eq "C") {
		1622	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1623	} elsif ($code eq "T") {
		1624	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1625	} elsif ($code eq "G") {
		1626	my ($male, $female) = split /\|/, $data;
		1627	$data = $self->gender ? $female : $male;
		1628	$xml .= expand_cfpod ($self, $data);
		1629	} elsif ($code eq "H") {
		1630	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1631	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1632	"")
		1633	[$self->{hintmode}];
		1634	} else {
		1635	$xml .= "error processing '$code($data)' directive";
		1636	}
		1637	} else {
		1638	if ($pod =~ /\G(.+)/) {
		1639	warn "parse error while expanding $pod (at $1)";
		1640	}
		1641	last;
1375	}ge	1642	}
1376	# replace H<hint text>	1643	}
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378		1644
		1645	for ($xml) {
1379	# create single paragraphs (very hackish)	1646	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;	1647	s/(?<=\S)\n(?=\w)/ /g;
1381		1648
1382	$_	1649	# compress some whitespace
1383	}	1650	s/\s+\n/\n/g; # ws line-ends
		1651	s/\n\n+/\n/g; # double lines
		1652	s/^\n+//; # beginning lines
		1653	s/\n+$//; # ending lines
		1654	}
1384		1655
		1656	$xml
		1657	}
		1658
		1659	no re 'eval';
		1660
		1661	sub hintmode {
		1662	$_[0]{hintmode} = $_[1] if @_ > 1;
		1663	$_[0]{hintmode}
		1664	}
		1665
1385	=item $player->ext_reply ($msgid, %msg)	1666	=item $player->ext_reply ($msgid, @msg)
1386		1667
1387	Sends an ext reply to the player.	1668	Sends an ext reply to the player.
1388		1669
1389	=cut	1670	=cut
1390		1671
1391	sub ext_reply($$%) {	1672	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1673	my ($self, $id, @msg) = @_;
1393		1674
1394	$msg{msgid} = $id;	1675	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1676	}
1398		1677
1399	=item $player->ext_event ($type, %msg)	1678	=item $player->ext_msg ($type, @msg)
1400		1679
1401	Sends an ext event to the client.	1680	Sends an ext event to the client.
1402		1681
1403	=cut	1682	=cut
1404		1683
1405	sub ext_event($$%) {	1684	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1685	my ($self, $type, @msg) = @_;
1407		1686
1408	$self->ns->ext_event ($type, %msg);	1687	$self->ns->ext_msg ($type, @msg);
1409	}	1688	}
1410		1689
1411	=head3 cf::region	1690	=head3 cf::region
1412		1691
1413	=over 4	1692	=over 4
…		…
1426	my ($path) = @_;	1705	my ($path) = @_;
1427		1706
1428	my ($match, $specificity);	1707	my ($match, $specificity);
1429		1708
1430	for my $region (list) {	1709	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1710	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1711	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1712	if $region->specificity > $specificity;
1434	}	1713	}
1435	}	1714	}
1436		1715
…		…
1556	$self->init; # pass $1 etc.	1835	$self->init; # pass $1 etc.
1557	return $self;	1836	return $self;
1558	}	1837	}
1559	}	1838	}
1560		1839
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1840	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1841	()
1563	}	1842	}
1564		1843
1565	sub init {	1844	sub init {
1566	my ($self) = @_;	1845	my ($self) = @_;
…		…
1629		1908
1630	sub load_header_from($) {	1909	sub load_header_from($) {
1631	my ($self, $path) = @_;	1910	my ($self, $path) = @_;
1632		1911
1633	utf8::encode $path;	1912	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1913	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	or return;	1914	or return;
		1915
		1916	$self->_load_header ($f)
		1917	or return;
		1918
		1919	local $MAP_LOADING{$self->{path}} = $self;
		1920	$f->resolve_delayed_derefs;
1639		1921
1640	$self->{load_path} = $path;	1922	$self->{load_path} = $path;
1641		1923
1642	1	1924	1
1643	}	1925	}
…		…
1697	sub find {	1979	sub find {
1698	my ($path, $origin) = @_;	1980	my ($path, $origin) = @_;
1699		1981
1700	$path = normalise $path, $origin && $origin->path;	1982	$path = normalise $path, $origin && $origin->path;
1701		1983
		1984	cf::lock_wait "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	1985	cf::lock_wait "map_find:$path";
1703		1986
1704	$cf::MAP{$path} || do {	1987	$cf::MAP{$path} || do {
1705	my $guard = cf::lock_acquire "map_find:$path";	1988	my $guard1 = cf::lock_acquire "map_find:$path";
		1989	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1990
1706	my $map = new_from_path cf::map $path	1991	my $map = new_from_path cf::map $path
1707	or return;	1992	or return;
1708		1993
1709	$map->{last_save} = $cf::RUNTIME;	1994	$map->{last_save} = $cf::RUNTIME;
1710		1995
…		…
1712	or return;	1997	or return;
1713		1998
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1999	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	2000	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	2001	#$cf::WAIT_FOR_TICK->wait;
		2002	undef $guard1;
		2003	undef $guard2;
1717	$map->reset;	2004	$map->reset;
1718	undef $guard;
1719	return find $path;	2005	return find $path;
1720	}	2006	}
1721		2007
1722	$cf::MAP{$path} = $map	2008	$cf::MAP{$path} = $map
1723	}	2009	}
…		…
1732	local $self->{deny_reset} = 1; # loading can take a long time	2018	local $self->{deny_reset} = 1; # loading can take a long time
1733		2019
1734	my $path = $self->{path};	2020	my $path = $self->{path};
1735		2021
1736	{	2022	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2023	my $guard = cf::lock_acquire "map_data:$path";
1738		2024
		2025	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2026	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		2027
1741	$self->in_memory (cf::MAP_LOADING);	2028	$self->in_memory (cf::MAP_LOADING);
1742		2029
1743	$self->alloc;	2030	$self->alloc;
1744		2031
1745	$self->pre_load;	2032	$self->pre_load;
1746	Coro::cede;	2033	cf::cede_to_tick;
1747		2034
		2035	my $f = new_from_file cf::object::thawer $self->{load_path};
		2036	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2037	$self->_load_objects ($f)
1749	or return;	2038	or return;
1750		2039
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2040	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1752	if delete $self->{load_original};	2041	if delete $self->{load_original};
1753		2042
1754	if (my $uniq = $self->uniq_path) {	2043	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2044	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2045	unless (aio_stat $uniq) {
		2046	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2047	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2048	$self->_load_objects ($f);
		2049	$f->resolve_delayed_derefs;
		2050	}
1759	}	2051	}
1760	}	2052	}
1761		2053
1762	Coro::cede;	2054	$f->resolve_delayed_derefs;
		2055
		2056	cf::cede_to_tick;
1763	# now do the right thing for maps	2057	# now do the right thing for maps
1764	$self->link_multipart_objects;	2058	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2059	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2060	unless $self->difficulty;
1767	Coro::cede;	2061	cf::cede_to_tick;
1768		2062
1769	unless ($self->{deny_activate}) {	2063	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2064	$self->decay_objects;
1771	$self->fix_auto_apply;	2065	$self->fix_auto_apply;
1772	$self->update_buttons;	2066	$self->update_buttons;
1773	Coro::cede;	2067	cf::cede_to_tick;
1774	$self->set_darkness_map;	2068	$self->set_darkness_map;
1775	Coro::cede;	2069	cf::cede_to_tick;
1776	$self->activate;	2070	$self->activate;
1777	}	2071	}
		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
1778		2075
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_IN_MEMORY);
1780	}	2077	}
1781		2078
1782	$self->post_load;	2079	$self->post_load;
…		…
1793		2090
1794	$self	2091	$self
1795	}	2092	}
1796		2093
1797	# find and load all maps in the 3x3 area around a map	2094	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {	2095	sub load_neighbours {
1799	my ($map) = @_;	2096	my ($map) = @_;
1800		2097
1801	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1802		2099
1803	for (0 .. 3) {	2100	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1805	or next;	2102	or next;
1806	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1807	or next;	2104	or next;
1808	$neigh->load;	2105	$neigh->load;
1809		2106
		2107	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2110	}
1813		2111
1814	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1816	or next;	2115	or next;
1817	$neigh->load;	2116	$neigh->load;
1818	}	2117	}
1819	}	2118	}
1820		2119
…		…
1825	}	2124	}
1826		2125
1827	sub do_load_sync {	2126	sub do_load_sync {
1828	my ($map) = @_;	2127	my ($map) = @_;
1829		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1830	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1831	}	2133	}
1832		2134
1833	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1835		2137
1836	sub find_async {	2138	sub find_async {
1837	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1838		2140
1839	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1840		2142
1841	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1843	}	2145	}
1844		2146
1845	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1846	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1847	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2154	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2155	$map->load if $v;
		2156	}
1852		2157
1853	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1854	}	2159	}
1855	}	2160	}
1856	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1857	};	2162	};
1858	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1861	}	2166	}
1862		2167
1863	sub save {	2168	sub save {
1864	my ($self) = @_;	2169	my ($self) = @_;
1865		2170
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2172
1868	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1869		2174
1870	return unless $self->dirty;	2175	return unless $self->dirty;
1871		2176
…		…
1877	return if $self->{deny_save};	2182	return if $self->{deny_save};
1878		2183
1879	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1880		2185
1881	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
1883	};	2189	};
1884		2190
1885	if ($uniq) {	2191	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2192	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1894	my ($self) = @_;	2200	my ($self) = @_;
1895		2201
1896	# save first because save cedes	2202	# save first because save cedes
1897	$self->save;	2203	$self->save;
1898		2204
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2205	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2206
1901	return if $self->players;	2207	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;	2208	return if $self->in_memory != cf::MAP_IN_MEMORY;
1903	return if $self->{deny_save};	2209	return if $self->{deny_save};
1904		2210
		2211	$self->in_memory (cf::MAP_SWAPPED);
		2212
		2213	$self->deactivate;
		2214	$_->clear_links_to ($self) for values %cf::MAP;
1905	$self->clear;	2215	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2216	}
1908		2217
1909	sub reset_at {	2218	sub reset_at {
1910	my ($self) = @_;	2219	my ($self) = @_;
1911		2220
…		…
1943	if $uniq;	2252	if $uniq;
1944	}	2253	}
1945		2254
1946	delete $cf::MAP{$self->path};	2255	delete $cf::MAP{$self->path};
1947		2256
		2257	$self->deactivate;
		2258	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2259	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2260
1952	$self->unlink_save;	2261	$self->unlink_save;
1953	$self->destroy;	2262	$self->destroy;
1954	}	2263	}
1955		2264
1956	my $nuke_counter = "aaaa";	2265	my $nuke_counter = "aaaa";
1957		2266
1958	sub nuke {	2267	sub nuke {
1959	my ($self) = @_;	2268	my ($self) = @_;
1960		2269
		2270	{
		2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2272
1961	delete $cf::MAP{$self->path};	2273	delete $cf::MAP{$self->path};
1962		2274
1963	$self->unlink_save;	2275	$self->unlink_save;
1964		2276
1965	bless $self, "cf::map";	2277	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2278	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2279	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2280	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2281	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2282
1971	$cf::MAP{$self->path} = $self;	2283	$cf::MAP{$self->path} = $self;
		2284	}
1972		2285
1973	$self->reset; # polite request, might not happen	2286	$self->reset; # polite request, might not happen
1974	}	2287	}
1975		2288
1976	=item $maps = cf::map::tmp_maps	2289	=item $maps = cf::map::tmp_maps
…		…
2052		2365
2053	sub inv_recursive {	2366	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2367	inv_recursive_ inv $_[0]
2055	}	2368	}
2056		2369
		2370	=item $ref = $ob->ref
		2371
		2372	creates and returns a persistent reference to an objetc that can be stored as a string.
		2373
		2374	=item $ob = cf::object::deref ($refstring)
		2375
		2376	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2377	even if the object actually exists. May block.
		2378
		2379	=cut
		2380
		2381	sub deref {
		2382	my ($ref) = @_;
		2383
		2384	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2385	my ($uuid, $name) = ($1, $2);
		2386	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2387	or return;
		2388	$pl->ob->uuid eq $uuid
		2389	or return;
		2390
		2391	$pl->ob
		2392	} else {
		2393	warn "$ref: cannot resolve object reference\n";
		2394	undef
		2395	}
		2396	}
		2397
2057	package cf;	2398	package cf;
2058		2399
2059	=back	2400	=back
2060		2401
2061	=head3 cf::object::player	2402	=head3 cf::object::player
…		…
2083		2424
2084	} else {	2425	} else {
2085	my $pl = $self->contr;	2426	my $pl = $self->contr;
2086		2427
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2428	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2429	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2430	$dialog->{pl}->ext_msg ($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		2431
2096	} else {	2432	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2433	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2434	$self->message ($msg, $flags);
2099	}	2435	}
2100	}	2436	}
		2437	}
		2438
		2439	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2440
		2441	=cut
		2442
		2443	sub cf::object::send_msg {
		2444	my $pl = shift->contr
		2445	or return;
		2446	$pl->send_msg (@_);
2101	}	2447	}
2102		2448
2103	=item $player_object->may ("access")	2449	=item $player_object->may ("access")
2104		2450
2105	Returns wether the given player is authorized to access resource "access"	2451	Returns wether the given player is authorized to access resource "access"
…		…
2184	# use -1 or undef as default coordinates, not 0, 0	2530	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2531	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2532	if $x <=0 && $y <= 0;
2187		2533
2188	$map->load;	2534	$map->load;
2189	$map->load_diag;	2535	$map->load_neighbours;
2190		2536
2191	return unless $self->contr->active;	2537	return unless $self->contr->active;
2192	$self->activate_recursive;	2538	$self->activate_recursive;
2193		2539
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2541	$self->enter_map ($map, $x, $y);
2196	}	2542	}
2197		2543
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2545
2200	Moves the player to the given map-path and coordinates by first freezing	2546	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	2547	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	2548	that has to return the map if sucecssful, and then unfreezes the player on
2203	the new (success) or old (failed) map position.	2549	the new (success) or old (failed) map position. In either case, $done will
		2550	be called at the end of this process.
2204		2551
2205	=cut	2552	=cut
2206		2553
2207	our $GOTOGEN;	2554	our $GOTOGEN;
2208		2555
2209	sub cf::object::player::goto {	2556	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2557	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2558
2212	# do generation counting so two concurrent goto's will be executed in-order	2559	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2560	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2561
2215	$self->enter_link;	2562	$self->enter_link;
2216		2563
2217	(async {	2564	(async {
		2565	$Coro::current->{desc} = "player::goto $path $x $y";
		2566
		2567	# *tag paths override both path and x|y
		2568	if ($path =~ /^\*(.*)$/) {
		2569	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2570	my $ob = $obs[rand @obs];
		2571
		2572	# see if we actually can go there
		2573	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2574	$ob = $obs[rand @obs];
		2575	} else {
		2576	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2577	}
		2578	# else put us there anyways for now #d#
		2579
		2580	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2581	} else {
		2582	($path, $x, $y) = (undef, undef, undef);
		2583	}
		2584	}
		2585
2218	my $map = eval {	2586	my $map = eval {
2219	my $map = cf::map::find $path;	2587	my $map = defined $path ? cf::map::find $path : undef;
2220		2588
2221	if ($map) {	2589	if ($map) {
2222	$map = $map->customise_for ($self);	2590	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2591	$map = $check->($map) if $check && $map;
2224	} else {	2592	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2593	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2594	}
2227		2595
2228	$map	2596	$map
2229	};	2597	};
2230		2598
…		…
2235		2603
2236	if ($gen == $self->{_goto_generation}) {	2604	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2605	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2606	$self->leave_link ($map, $x, $y);
2239	}	2607	}
		2608
		2609	$done->() if $done;
2240	})->prio (1);	2610	})->prio (1);
2241	}	2611	}
2242		2612
2243	=item $player_object->enter_exit ($exit_object)	2613	=item $player_object->enter_exit ($exit_object)
2244		2614
…		…
2281	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
2282	}	2652	}
2283		2653
2284	$rmp->{random_seed} ||= $exit->random_seed;	2654	$rmp->{random_seed} ||= $exit->random_seed;
2285		2655
2286	my $data = cf::to_json $rmp;	2656	my $data = cf::encode_json $rmp;
2287	my $md5 = Digest::MD5::md5_hex $data;	2657	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2658	my $meta = "$RANDOMDIR/$md5.meta";
2289		2659
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2660	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2661	aio_write $fh, 0, (length $data), $data, 0;
…		…
2313	my $hp = $exit->stats->hp;	2683	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;	2684	my $sp = $exit->stats->sp;
2315		2685
2316	$self->enter_link;	2686	$self->enter_link;
2317		2687
		2688	# if exit is damned, update players death & WoR home-position
		2689	$self->contr->savebed ($slaying, $hp, $sp)
		2690	if $exit->flag (FLAG_DAMNED);
		2691
2318	(async {	2692	(async {
		2693	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2694
2319	$self->deactivate_recursive; # just to be sure	2695	$self->deactivate_recursive; # just to be sure
2320	unless (eval {	2696	unless (eval {
2321	$self->goto ($slaying, $hp, $sp);	2697	$self->goto ($slaying, $hp, $sp);
2322		2698
2323	1;	2699	1;
…		…
2349		2725
2350	utf8::encode $text;	2726	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2727	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	2728	}
2353		2729
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2730	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2731
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2732	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2733	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	2734	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2735	the message unless the client supports the msg packet.
2360		2736
2361	=cut	2737	=cut
2362		2738
		2739	# non-persistent channels (usually the info channel)
		2740	our %CHANNEL = (
		2741	"c/identify" => {
		2742	id => "infobox",
		2743	title => "Identify",
		2744	reply => undef,
		2745	tooltip => "Items recently identified",
		2746	},
		2747	"c/examine" => {
		2748	id => "infobox",
		2749	title => "Examine",
		2750	reply => undef,
		2751	tooltip => "Signs and other items you examined",
		2752	},
		2753	"c/book" => {
		2754	id => "infobox",
		2755	title => "Book",
		2756	reply => undef,
		2757	tooltip => "The contents of a note or book",
		2758	},
		2759	"c/lookat" => {
		2760	id => "infobox",
		2761	title => "Look",
		2762	reply => undef,
		2763	tooltip => "What you saw there",
		2764	},
		2765	"c/who" => {
		2766	id => "infobox",
		2767	title => "Players",
		2768	reply => undef,
		2769	tooltip => "Shows players who are currently online",
		2770	},
		2771	"c/body" => {
		2772	id => "infobox",
		2773	title => "Body Parts",
		2774	reply => undef,
		2775	tooltip => "Shows which body parts you posess and are available",
		2776	},
		2777	"c/uptime" => {
		2778	id => "infobox",
		2779	title => "Uptime",
		2780	reply => undef,
		2781	tooltip => "How long the server has been running since last restart",
		2782	},
		2783	"c/mapinfo" => {
		2784	id => "infobox",
		2785	title => "Map Info",
		2786	reply => undef,
		2787	tooltip => "Information related to the maps",
		2788	},
		2789	);
		2790
2363	sub cf::client::send_msg {	2791	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	2792	my ($self, $channel, $msg, $color, @extra) = @_;
2365		2793
2366	$msg = $self->pl->expand_cfpod ($msg);	2794	$msg = $self->pl->expand_cfpod ($msg);
2367		2795
		2796	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2797
		2798	# check predefined channels, for the benefit of C
		2799	if ($CHANNEL{$channel}) {
		2800	$channel = $CHANNEL{$channel};
		2801
		2802	$self->ext_msg (channel_info => $channel)
		2803	if $self->can_msg;
		2804
		2805	$channel = $channel->{id};
		2806
		2807	} elsif (ref $channel) {
		2808	# send meta info to client, if not yet sent
		2809	unless (exists $self->{channel}{$channel->{id}}) {
		2810	$self->{channel}{$channel->{id}} = $channel;
		2811	$self->ext_msg (channel_info => $channel)
		2812	if $self->can_msg;
		2813	}
		2814
		2815	$channel = $channel->{id};
		2816	}
		2817
		2818	return unless @extra || length $msg;
		2819
2368	if ($self->can_msg) {	2820	if ($self->can_msg) {
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2821	# default colour, mask it out
		2822	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2823	if $color & cf::NDI_DEF;
		2824
		2825	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2826	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2370	} else {	2827	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($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=$1]${2}[\/color]/;
2379	}
2380
2381	if ($color >= 0) {	2828	if ($color >= 0) {
		2829	# replace some tags by gcfclient-compatible ones
		2830	for ($msg) {
		2831	1 while
		2832	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2833	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2834	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2835	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2836	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2837	}
		2838
		2839	$color &= cf::NDI_COLOR_MASK;
		2840
		2841	utf8::encode $msg;
		2842
2382	if (0 && $msg =~ /\[/) {	2843	if (0 && $msg =~ /\[/) {
		2844	# COMMAND/INFO
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	2845	$self->send_packet ("drawextinfo $color 10 8 $msg")
2384	} else {	2846	} else {
2385	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2847	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2386	$self->send_packet ("drawinfo $color $msg")	2848	$self->send_packet ("drawinfo $color $msg")
2387	}	2849	}
2388	}	2850	}
2389	}	2851	}
2390	}	2852	}
2391		2853
2392	=item $client->ext_event ($type, %msg)	2854	=item $client->ext_msg ($type, @msg)
2393		2855
2394	Sends an exti event to the client.	2856	Sends an ext event to the client.
2395		2857
2396	=cut	2858	=cut
2397		2859
2398	sub cf::client::ext_event($$%) {	2860	sub cf::client::ext_msg($$@) {
2399	my ($self, $type, %msg) = @_;	2861	my ($self, $type, @msg) = @_;
2400		2862
		2863	if ($self->extcmd == 2) {
		2864	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2865	} elsif ($self->extcmd == 1) { # TODO: remove
2401	$msg{msgtype} = "event_$type";	2866	push @msg, msgtype => "event_$type";
2402	$self->send_packet ("ext " . cf::to_json \%msg);	2867	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2868	}
		2869	}
		2870
		2871	=item $client->ext_reply ($msgid, @msg)
		2872
		2873	Sends an ext reply to the client.
		2874
		2875	=cut
		2876
		2877	sub cf::client::ext_reply($$@) {
		2878	my ($self, $id, @msg) = @_;
		2879
		2880	if ($self->extcmd == 2) {
		2881	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2882	} elsif ($self->extcmd == 1) {
		2883	#TODO: version 1, remove
		2884	unshift @msg, msgtype => "reply", msgid => $id;
		2885	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2886	}
2403	}	2887	}
2404		2888
2405	=item $success = $client->query ($flags, "text", \&cb)	2889	=item $success = $client->query ($flags, "text", \&cb)
2406		2890
2407	Queues a query to the client, calling the given callback with	2891	Queues a query to the client, calling the given callback with
2408	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2892	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2409	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2893	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2410		2894
2411	Queries can fail, so check the return code. Or don't, as queries will become	2895	Queries can fail, so check the return code. Or don't, as queries will
2412	reliable at some point in the future.	2896	become reliable at some point in the future.
2413		2897
2414	=cut	2898	=cut
2415		2899
2416	sub cf::client::query {	2900	sub cf::client::query {
2417	my ($self, $flags, $text, $cb) = @_;	2901	my ($self, $flags, $text, $cb) = @_;
…		…
2425	utf8::encode $text;	2909	utf8::encode $text;
2426	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2910	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2427		2911
2428	$self->send_packet ($self->{query_queue}[0][0])	2912	$self->send_packet ($self->{query_queue}[0][0])
2429	if @{ $self->{query_queue} } == 1;	2913	if @{ $self->{query_queue} } == 1;
		2914
		2915	1
2430	}	2916	}
2431		2917
2432	cf::client->attach (	2918	cf::client->attach (
		2919	on_connect => sub {
		2920	my ($ns) = @_;
		2921
		2922	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2923	},
2433	on_reply => sub {	2924	on_reply => sub {
2434	my ($ns, $msg) = @_;	2925	my ($ns, $msg) = @_;
2435		2926
2436	# this weird shuffling is so that direct followup queries	2927	# this weird shuffling is so that direct followup queries
2437	# get handled first	2928	# get handled first
…		…
2449	} else {	2940	} else {
2450	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2941	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2451	}	2942	}
2452	}	2943	}
2453	},	2944	},
		2945	on_exticmd => sub {
		2946	my ($ns, $buf) = @_;
		2947
		2948	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2949
		2950	if (ref $msg) {
		2951	my ($type, $reply, @payload) =
		2952	"ARRAY" eq ref $msg
		2953	? @$msg
		2954	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2955
		2956	my @reply;
		2957
		2958	if (my $cb = $EXTICMD{$type}) {
		2959	@reply = $cb->($ns, @payload);
		2960	}
		2961
		2962	$ns->ext_reply ($reply, @reply)
		2963	if $reply;
		2964
		2965	} else {
		2966	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2967	}
		2968
		2969	cf::override;
		2970	},
2454	);	2971	);
2455		2972
2456	=item $client->async (\&cb)	2973	=item $client->async (\&cb)
2457		2974
2458	Create a new coroutine, running the specified callback. The coroutine will	2975	Create a new coroutine, running the specified callback. The coroutine will
…		…
2499	our $safe = new Safe "safe";	3016	our $safe = new Safe "safe";
2500	our $safe_hole = new Safe::Hole;	3017	our $safe_hole = new Safe::Hole;
2501		3018
2502	$SIG{FPE} = 'IGNORE';	3019	$SIG{FPE} = 'IGNORE';
2503		3020
2504	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3021	$safe->permit_only (Opcode::opset qw(
		3022	:base_core :base_mem :base_orig :base_math
		3023	grepstart grepwhile mapstart mapwhile
		3024	sort time
		3025	));
2505		3026
2506	# here we export the classes and methods available to script code	3027	# here we export the classes and methods available to script code
2507		3028
2508	=pod	3029	=pod
2509		3030
2510	The following functions and methods are available within a safe environment:	3031	The following functions and methods are available within a safe environment:
2511		3032
2512	cf::object contr pay_amount pay_player map	3033	cf::object
		3034	contr pay_amount pay_player map x y force_find force_add destroy
		3035	insert remove name archname title slaying race decrease_ob_nr
		3036
2513	cf::object::player player	3037	cf::object::player
2514	cf::player peaceful	3038	player
2515	cf::map trigger	3039
		3040	cf::player
		3041	peaceful
		3042
		3043	cf::map
		3044	trigger
2516		3045
2517	=cut	3046	=cut
2518		3047
2519	for (	3048	for (
2520	["cf::object" => qw(contr pay_amount pay_player map)],	3049	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3050	insert remove inv name archname title slaying race
		3051	decrease_ob_nr destroy)],
2521	["cf::object::player" => qw(player)],	3052	["cf::object::player" => qw(player)],
2522	["cf::player" => qw(peaceful)],	3053	["cf::player" => qw(peaceful)],
2523	["cf::map" => qw(trigger)],	3054	["cf::map" => qw(trigger)],
2524	) {	3055	) {
2525	no strict 'refs';	3056	no strict 'refs';
…		…
2601	# the server's init and main functions	3132	# the server's init and main functions
2602		3133
2603	sub load_facedata($) {	3134	sub load_facedata($) {
2604	my ($path) = @_;	3135	my ($path) = @_;
2605		3136
		3137	# HACK to clear player env face cache, we need some signal framework
		3138	# for this (global event?)
		3139	%ext::player_env::MUSIC_FACE_CACHE = ();
		3140
		3141	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3142
2606	warn "loading facedata from $path\n";	3143	warn "loading facedata from $path\n";
2607		3144
2608	my $facedata;	3145	my $facedata;
2609	0 < aio_load $path, $facedata	3146	0 < aio_load $path, $facedata
2610	or die "$path: $!";	3147	or die "$path: $!";
…		…
2612	$facedata = Coro::Storable::thaw $facedata;	3149	$facedata = Coro::Storable::thaw $facedata;
2613		3150
2614	$facedata->{version} == 2	3151	$facedata->{version} == 2
2615	or cf::cleanup "$path: version mismatch, cannot proceed.";	3152	or cf::cleanup "$path: version mismatch, cannot proceed.";
2616		3153
		3154	# patch in the exptable
		3155	$facedata->{resource}{"res/exp_table"} = {
		3156	type => FT_RSRC,
		3157	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3158	};
		3159	cf::cede_to_tick;
		3160
2617	{	3161	{
2618	my $faces = $facedata->{faceinfo};	3162	my $faces = $facedata->{faceinfo};
2619		3163
2620	while (my ($face, $info) = each %$faces) {	3164	while (my ($face, $info) = each %$faces) {
2621	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3165	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3166
2622	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3167	cf::face::set_visibility $idx, $info->{visibility};
		3168	cf::face::set_magicmap $idx, $info->{magicmap};
2623	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3169	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2624	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3170	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2625	Coro::cede;	3171
		3172	cf::cede_to_tick;
2626	}	3173	}
2627		3174
2628	while (my ($face, $info) = each %$faces) {	3175	while (my ($face, $info) = each %$faces) {
2629	next unless $info->{smooth};	3176	next unless $info->{smooth};
		3177
2630	my $idx = cf::face::find $face	3178	my $idx = cf::face::find $face
2631	or next;	3179	or next;
		3180
2632	if (my $smooth = cf::face::find $info->{smooth}) {	3181	if (my $smooth = cf::face::find $info->{smooth}) {
		3182	cf::face::set_smooth $idx, $smooth;
2633	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3183	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2634	} else {	3184	} else {
2635	warn "smooth face '$info->{smooth}' not found for face '$face'";	3185	warn "smooth face '$info->{smooth}' not found for face '$face'";
2636	}	3186	}
2637	Coro::cede;	3187
		3188	cf::cede_to_tick;
2638	}	3189	}
2639	}	3190	}
2640		3191
2641	{	3192	{
2642	my $anims = $facedata->{animinfo};	3193	my $anims = $facedata->{animinfo};
2643		3194
2644	while (my ($anim, $info) = each %$anims) {	3195	while (my ($anim, $info) = each %$anims) {
2645	cf::anim::set $anim, $info->{frames}, $info->{facings};	3196	cf::anim::set $anim, $info->{frames}, $info->{facings};
2646	Coro::cede;	3197	cf::cede_to_tick;
2647	}	3198	}
2648		3199
2649	cf::anim::invalidate_all; # d'oh	3200	cf::anim::invalidate_all; # d'oh
2650	}	3201	}
2651		3202
		3203	{
		3204	# TODO: for gcfclient pleasure, we should give resources
		3205	# that gcfclient doesn't grok a >10000 face index.
		3206	my $res = $facedata->{resource};
		3207
		3208	while (my ($name, $info) = each %$res) {
		3209	if (defined $info->{type}) {
		3210	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3211	my $data;
		3212
		3213	if ($info->{type} & 1) {
		3214	# prepend meta info
		3215
		3216	my $meta = $enc->encode ({
		3217	name => $name,
		3218	%{ $info->{meta} || {} },
		3219	});
		3220
		3221	$data = pack "(w/a*)*", $meta, $info->{data};
		3222	} else {
		3223	$data = $info->{data};
		3224	}
		3225
		3226	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3227	cf::face::set_type $idx, $info->{type};
		3228	} else {
		3229	$RESOURCE{$name} = $info;
		3230	}
		3231
		3232	cf::cede_to_tick;
		3233	}
		3234	}
		3235
		3236	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3237
2652	1	3238	1
2653	}	3239	}
2654		3240
		3241	cf::global->attach (on_resource_update => sub {
		3242	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3243	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3244
		3245	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3246	my $sound = $soundconf->{compat}[$_]
		3247	or next;
		3248
		3249	my $face = cf::face::find "sound/$sound->[1]";
		3250	cf::sound::set $sound->[0] => $face;
		3251	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3252	}
		3253
		3254	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3255	my $face = cf::face::find "sound/$v";
		3256	cf::sound::set $k => $face;
		3257	}
		3258	}
		3259	});
		3260
		3261	register_exticmd fx_want => sub {
		3262	my ($ns, $want) = @_;
		3263
		3264	while (my ($k, $v) = each %$want) {
		3265	$ns->fx_want ($k, $v);
		3266	}
		3267	};
		3268
2655	sub reload_regions {	3269	sub reload_regions {
		3270	# HACK to clear player env face cache, we need some signal framework
		3271	# for this (global event?)
		3272	%ext::player_env::MUSIC_FACE_CACHE = ();
		3273
2656	load_resource_file "$MAPDIR/regions"	3274	load_resource_file "$MAPDIR/regions"
2657	or die "unable to load regions file\n";	3275	or die "unable to load regions file\n";
		3276
		3277	for (cf::region::list) {
		3278	$_->{match} = qr/$_->{match}/
		3279	if exists $_->{match};
		3280	}
2658	}	3281	}
2659		3282
2660	sub reload_facedata {	3283	sub reload_facedata {
2661	load_facedata "$DATADIR/facedata"	3284	load_facedata "$DATADIR/facedata"
2662	or die "unable to load facedata\n";	3285	or die "unable to load facedata\n";
2663	}	3286	}
2664		3287
2665	sub reload_archetypes {	3288	sub reload_archetypes {
		3289	load_resource_file "$DATADIR/archetypes"
		3290	or die "unable to load archetypes\n";
		3291	#d# NEED to laod twice to resolve forward references
		3292	# this really needs to be done in an extra post-pass
		3293	# (which needs to be synchronous, so solve it differently)
2666	load_resource_file "$DATADIR/archetypes"	3294	load_resource_file "$DATADIR/archetypes"
2667	or die "unable to load archetypes\n";	3295	or die "unable to load archetypes\n";
2668	}	3296	}
2669		3297
2670	sub reload_treasures {	3298	sub reload_treasures {
…		…
2686		3314
2687	sub init {	3315	sub init {
2688	reload_resources;	3316	reload_resources;
2689	}	3317	}
2690		3318
2691	sub cfg_load {	3319	sub reload_config {
2692	open my $fh, "<:utf8", "$CONFDIR/config"	3320	open my $fh, "<:utf8", "$CONFDIR/config"
2693	or return;	3321	or return;
2694		3322
2695	local $/;	3323	local $/;
2696	*CFG = YAML::Syck::Load <$fh>;	3324	*CFG = YAML::Load <$fh>;
2697		3325
2698	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3326	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2699		3327
2700	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3328	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2701	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3329	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2712	sub main {	3340	sub main {
2713	# we must not ever block the main coroutine	3341	# we must not ever block the main coroutine
2714	local $Coro::idle = sub {	3342	local $Coro::idle = sub {
2715	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3343	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2716	(async {	3344	(async {
2717	Event::one_event;	3345	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3346	EV::loop EV::LOOP_ONESHOT;
2718	})->prio (Coro::PRIO_MAX);	3347	})->prio (Coro::PRIO_MAX);
2719	};	3348	};
2720		3349
2721	cfg_load;	3350	reload_config;
2722	db_init;	3351	db_init;
2723	load_extensions;	3352	load_extensions;
2724		3353
2725	$TICK_WATCHER->start;	3354	$TICK_WATCHER->start;
		3355	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2726	Event::loop;	3356	EV::loop;
2727	}	3357	}
2728		3358
2729	#############################################################################	3359	#############################################################################
2730	# initialisation and cleanup	3360	# initialisation and cleanup
2731		3361
2732	# install some emergency cleanup handlers	3362	# install some emergency cleanup handlers
2733	BEGIN {	3363	BEGIN {
		3364	our %SIGWATCHER = ();
2734	for my $signal (qw(INT HUP TERM)) {	3365	for my $signal (qw(INT HUP TERM)) {
2735	Event->signal (	3366	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2736	reentrant => 0,
2737	data => WF_AUTOCANCEL,
2738	signal => $signal,
2739	prio => 0,
2740	cb => sub {
2741	cf::cleanup "SIG$signal";	3367	cf::cleanup "SIG$signal";
2742	},
2743	);	3368	};
2744	}	3369	}
2745	}	3370	}
2746		3371
2747	sub write_runtime {	3372	sub write_runtime {
2748	my $runtime = "$LOCALDIR/runtime";	3373	my $runtime = "$LOCALDIR/runtime";
…		…
2793	# and maps saved/destroyed asynchronously.	3418	# and maps saved/destroyed asynchronously.
2794	warn "begin emergency player save\n";	3419	warn "begin emergency player save\n";
2795	for my $login (keys %cf::PLAYER) {	3420	for my $login (keys %cf::PLAYER) {
2796	my $pl = $cf::PLAYER{$login} or next;	3421	my $pl = $cf::PLAYER{$login} or next;
2797	$pl->valid or next;	3422	$pl->valid or next;
		3423	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2798	$pl->save;	3424	$pl->save;
2799	}	3425	}
2800	warn "end emergency player save\n";	3426	warn "end emergency player save\n";
2801		3427
2802	warn "begin emergency map save\n";	3428	warn "begin emergency map save\n";
…		…
2841	warn "syncing database to disk";	3467	warn "syncing database to disk";
2842	BDB::db_env_txn_checkpoint $DB_ENV;	3468	BDB::db_env_txn_checkpoint $DB_ENV;
2843		3469
2844	# if anything goes wrong in here, we should simply crash as we already saved	3470	# if anything goes wrong in here, we should simply crash as we already saved
2845		3471
2846	warn "cancelling all WF_AUTOCANCEL watchers";
2847	for (Event::all_watchers) {
2848	$_->cancel if $_->data & WF_AUTOCANCEL;
2849	}
2850
2851	warn "flushing outstanding aio requests";	3472	warn "flushing outstanding aio requests";
2852	for (;;) {	3473	for (;;) {
2853	BDB::flush;	3474	BDB::flush;
2854	IO::AIO::flush;	3475	IO::AIO::flush;
2855	Coro::cede;	3476	Coro::cede_notself;
2856	last unless IO::AIO::nreqs || BDB::nreqs;	3477	last unless IO::AIO::nreqs || BDB::nreqs;
2857	warn "iterate...";	3478	warn "iterate...";
2858	}	3479	}
2859		3480
2860	++$RELOAD;	3481	++$RELOAD;
…		…
2864	%EXT_CORO = ();	3485	%EXT_CORO = ();
2865		3486
2866	warn "removing commands";	3487	warn "removing commands";
2867	%COMMAND = ();	3488	%COMMAND = ();
2868		3489
2869	warn "removing ext commands";	3490	warn "removing ext/exti commands";
2870	%EXTCMD = ();	3491	%EXTCMD = ();
		3492	%EXTICMD = ();
2871		3493
2872	warn "unloading/nuking all extensions";	3494	warn "unloading/nuking all extensions";
2873	for my $pkg (@EXTS) {	3495	for my $pkg (@EXTS) {
2874	warn "... unloading $pkg";	3496	warn "... unloading $pkg";
2875		3497
…		…
2918	warn "reloading cf.pm";	3540	warn "reloading cf.pm";
2919	require cf;	3541	require cf;
2920	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3542	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2921		3543
2922	warn "loading config and database again";	3544	warn "loading config and database again";
2923	cf::cfg_load;	3545	cf::reload_config;
2924		3546
2925	warn "loading extensions";	3547	warn "loading extensions";
2926	cf::load_extensions;	3548	cf::load_extensions;
2927		3549
2928	warn "reattaching attachments to objects/players";	3550	warn "reattaching attachments to objects/players";
…		…
2935	warn "leaving sync_job";	3557	warn "leaving sync_job";
2936		3558
2937	1	3559	1
2938	} or do {	3560	} or do {
2939	warn $@;	3561	warn $@;
2940	warn "error while reloading, exiting.";	3562	cf::cleanup "error while reloading, exiting.";
2941	exit 1;
2942	};	3563	};
2943		3564
2944	warn "reloaded";	3565	warn "reloaded";
2945	};	3566	};
2946		3567
…		…
2948		3569
2949	sub reload_perl() {	3570	sub reload_perl() {
2950	# doing reload synchronously and two reloads happen back-to-back,	3571	# doing reload synchronously and two reloads happen back-to-back,
2951	# coro crashes during coro_state_free->destroy here.	3572	# coro crashes during coro_state_free->destroy here.
2952		3573
2953	$RELOAD_WATCHER ||= Event->timer (	3574	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2954	reentrant => 0,
2955	after => 0,
2956	data => WF_AUTOCANCEL,
2957	cb => sub {
2958	do_reload_perl;	3575	do_reload_perl;
2959	undef $RELOAD_WATCHER;	3576	undef $RELOAD_WATCHER;
2960	},
2961	);	3577	};
2962	}	3578	}
2963		3579
2964	register_command "reload" => sub {	3580	register_command "reload" => sub {
2965	my ($who, $arg) = @_;	3581	my ($who, $arg) = @_;
2966		3582
2967	if ($who->flag (FLAG_WIZ)) {	3583	if ($who->flag (FLAG_WIZ)) {
2968	$who->message ("reloading server.");	3584	$who->message ("reloading server.");
		3585	async {
		3586	$Coro::current->{desc} = "perl_reload";
2969	async { reload_perl };	3587	reload_perl;
		3588	};
2970	}	3589	}
2971	};	3590	};
2972		3591
2973	unshift @INC, $LIBDIR;	3592	unshift @INC, $LIBDIR;
2974		3593
…		…
2993	my $signal = new Coro::Signal;	3612	my $signal = new Coro::Signal;
2994	push @WAIT_FOR_TICK_BEGIN, $signal;	3613	push @WAIT_FOR_TICK_BEGIN, $signal;
2995	$signal->wait;	3614	$signal->wait;
2996	}	3615	}
2997		3616
2998	my $min = 1e6;#d#	3617	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
2999	my $avg = 10;
3000	$TICK_WATCHER = Event->timer (
3001	reentrant => 0,
3002	parked => 1,
3003	prio => 0,
3004	at => $NEXT_TICK || $TICK,
3005	data => WF_AUTOCANCEL,
3006	cb => sub {
3007	if ($Coro::current != $Coro::main) {	3618	if ($Coro::current != $Coro::main) {
3008	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3619	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3009	unless ++$bug_warning > 10;	3620	unless ++$bug_warning > 10;
3010	return;	3621	return;
3011	}	3622	}
3012		3623
3013	$NOW = $tick_start = Event::time;	3624	$NOW = $tick_start = EV::now;
3014		3625
3015	cf::server_tick; # one server iteration	3626	cf::server_tick; # one server iteration
3016		3627
3017	0 && sync_job {#d#	3628	$RUNTIME += $TICK;
3018	for(1..10) {	3629	$NEXT_TICK = $_[0]->at;
3019	my $t = Event::time;
3020	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3021	or die;
3022		3630
3023	$map->width (50);	3631	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3024	$map->height (50);	3632	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3025	$map->alloc;	3633	Coro::async_pool {
3026	$map->_load_objects ("/tmp/x.map", 1);	3634	$Coro::current->{desc} = "runtime saver";
3027	my $t = Event::time - $t;	3635	write_runtime
3028		3636	or warn "ERROR: unable to write runtime file: $!";
3029	#next unless $t < 0.0013;#d#
3030	if ($t < $min) {
3031	$min = $t;
3032	}
3033	$avg = $avg * 0.99 + $t * 0.01;
3034	}
3035	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3036	exit 0;
3037	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3038	};	3637	};
		3638	}
3039		3639
3040	$RUNTIME += $TICK;
3041	$NEXT_TICK += $TICK;
3042
3043	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3044	$NEXT_RUNTIME_WRITE = $NOW + 10;
3045	Coro::async_pool {
3046	write_runtime
3047	or warn "ERROR: unable to write runtime file: $!";
3048	};
3049	}
3050
3051	# my $AFTER = Event::time;
3052	# warn $AFTER - $NOW;#d#
3053
3054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3640	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3055	$sig->send;	3641	$sig->send;
3056	}	3642	}
3057	while (my $sig = shift @WAIT_FOR_TICK) {	3643	while (my $sig = shift @WAIT_FOR_TICK) {
3058	$sig->send;	3644	$sig->send;
3059	}	3645	}
3060		3646
3061	$NOW = Event::time;
3062
3063	# if we are delayed by four ticks or more, skip them all
3064	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3065
3066	$TICK_WATCHER->at ($NEXT_TICK);
3067	$TICK_WATCHER->start;
3068
3069	$LOAD = ($NOW - $tick_start) / $TICK;	3647	$LOAD = ($NOW - $tick_start) / $TICK;
3070	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3648	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3071		3649
3072	_post_tick;	3650	_post_tick;
3073		3651	};
3074		3652	$TICK_WATCHER->priority (EV::MAXPRI);
3075	},
3076	);
3077		3653
3078	{	3654	{
3079	BDB::max_poll_time $TICK * 0.1;	3655	# configure BDB
3080	$BDB_POLL_WATCHER = Event->io (	3656
3081	reentrant => 0,
3082	fd => BDB::poll_fileno,
3083	poll => 'r',
3084	prio => 0,
3085	data => WF_AUTOCANCEL,
3086	cb => \&BDB::poll_cb,
3087	);
3088	BDB::min_parallel 8;	3657	BDB::min_parallel 8;
3089		3658	BDB::max_poll_reqs $TICK * 0.1;
3090	BDB::set_sync_prepare {	3659	$Coro::BDB::WATCHER->priority (1);
3091	my $status;
3092	my $current = $Coro::current;
3093	(
3094	sub {
3095	$status = $!;
3096	$current->ready; undef $current;
3097	},
3098	sub {
3099	Coro::schedule while defined $current;
3100	$! = $status;
3101	},
3102	)
3103	};
3104		3660
3105	unless ($DB_ENV) {	3661	unless ($DB_ENV) {
3106	$DB_ENV = BDB::db_env_create;	3662	$DB_ENV = BDB::db_env_create;
		3663	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3664	| BDB::LOG_AUTOREMOVE, 1);
		3665	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3666	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3107		3667
3108	cf::sync_job {	3668	cf::sync_job {
3109	eval {	3669	eval {
3110	BDB::db_env_open	3670	BDB::db_env_open
3111	$DB_ENV,	3671	$DB_ENV,
…		…
3113	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3673	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3114	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3674	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3115	0666;	3675	0666;
3116		3676
3117	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3677	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3118
3119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3120	$DB_ENV->set_lk_detect;
3121	};	3678	};
3122		3679
3123	cf::cleanup "db_env_open(db): $@" if $@;	3680	cf::cleanup "db_env_open(db): $@" if $@;
3124	};	3681	};
3125	}	3682	}
		3683
		3684	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3685	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3686	};
		3687	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3688	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3689	};
		3690	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3691	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3692	};
3126	}	3693	}
3127		3694
3128	{	3695	{
		3696	# configure IO::AIO
		3697
3129	IO::AIO::min_parallel 8;	3698	IO::AIO::min_parallel 8;
3130
3131	undef $Coro::AIO::WATCHER;
3132	IO::AIO::max_poll_time $TICK * 0.1;	3699	IO::AIO::max_poll_time $TICK * 0.1;
3133	$AIO_POLL_WATCHER = Event->io (	3700	$Coro::AIO::WATCHER->priority (1);
3134	reentrant => 0,
3135	data => WF_AUTOCANCEL,
3136	fd => IO::AIO::poll_fileno,
3137	poll => 'r',
3138	prio => 6,
3139	cb => \&IO::AIO::poll_cb,
3140	);
3141	}	3701	}
3142		3702
3143	my $_log_backtrace;	3703	my $_log_backtrace;
3144		3704
3145	sub _log_backtrace {	3705	sub _log_backtrace {
…		…
3149		3709
3150	# limit the # of concurrent backtraces	3710	# limit the # of concurrent backtraces
3151	if ($_log_backtrace < 2) {	3711	if ($_log_backtrace < 2) {
3152	++$_log_backtrace;	3712	++$_log_backtrace;
3153	async {	3713	async {
		3714	$Coro::current->{desc} = "abt $msg";
		3715
3154	my @bt = fork_call {	3716	my @bt = fork_call {
3155	@addr = map { sprintf "%x", $_ } @addr;	3717	@addr = map { sprintf "%x", $_ } @addr;
3156	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3718	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3157	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3719	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3158	or die "addr2line: $!";	3720	or die "addr2line: $!";

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