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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.282 by elmex, Tue Jun 19 18:15:34 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
…		…
1347	}	1568	}
1348		1569
1349	\@paths	1570	\@paths
1350	}	1571	}
1351		1572
		1573	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1574
		1575	Expand crossfire pod fragments into protocol xml.
		1576
		1577	=cut
		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
		1590	sub expand_cfpod {
		1591	my ($self, $pod) = @_;
		1592
		1593	my $xml;
		1594
		1595	while () {
		1596	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1597	$group = $1;
		1598
		1599	$group =~ s/&/&amp;/g;
		1600	$group =~ s/</&lt;/g;
		1601
		1602	$xml .= $group;
		1603	} elsif ($pod =~ m%\G
		1604	([BCGHITU])
		1605	<
		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;
		1642	}
		1643	}
		1644
		1645	for ($xml) {
		1646	# create single paragraphs (very hackish)
		1647	s/(?<=\S)\n(?=\w)/ /g;
		1648
		1649	# compress some whitespace
		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	}
		1655
		1656	$xml
		1657	}
		1658
		1659	no re 'eval';
		1660
		1661	sub hintmode {
		1662	$_[0]{hintmode} = $_[1] if @_ > 1;
		1663	$_[0]{hintmode}
		1664	}
		1665
1352	=item $player->ext_reply ($msgid, %msg)	1666	=item $player->ext_reply ($msgid, @msg)
1353		1667
1354	Sends an ext reply to the player.	1668	Sends an ext reply to the player.
1355		1669
1356	=cut	1670	=cut
1357		1671
1358	sub ext_reply($$%) {	1672	sub ext_reply($$@) {
1359	my ($self, $id, %msg) = @_;	1673	my ($self, $id, @msg) = @_;
1360		1674
1361	$msg{msgid} = $id;	1675	$self->ns->ext_reply ($id, @msg)
1362
1363	$self->send ("ext " . cf::to_json \%msg);
1364	}	1676	}
1365		1677
1366	=item $player->ext_event ($type, %msg)	1678	=item $player->ext_msg ($type, @msg)
1367		1679
1368	Sends an ext event to the client.	1680	Sends an ext event to the client.
1369		1681
1370	=cut	1682	=cut
1371		1683
1372	sub ext_event($$%) {	1684	sub ext_msg($$@) {
1373	my ($self, $type, %msg) = @_;	1685	my ($self, $type, @msg) = @_;
1374		1686
1375	$self->ns->ext_event ($type, %msg);	1687	$self->ns->ext_msg ($type, @msg);
1376	}	1688	}
1377		1689
1378	=head3 cf::region	1690	=head3 cf::region
1379		1691
1380	=over 4	1692	=over 4
…		…
1393	my ($path) = @_;	1705	my ($path) = @_;
1394		1706
1395	my ($match, $specificity);	1707	my ($match, $specificity);
1396		1708
1397	for my $region (list) {	1709	for my $region (list) {
1398	if ($region->match && $path =~ $region->match) {	1710	if ($region->{match} && $path =~ $region->{match}) {
1399	($match, $specificity) = ($region, $region->specificity)	1711	($match, $specificity) = ($region, $region->specificity)
1400	if $region->specificity > $specificity;	1712	if $region->specificity > $specificity;
1401	}	1713	}
1402	}	1714	}
1403		1715
…		…
1523	$self->init; # pass $1 etc.	1835	$self->init; # pass $1 etc.
1524	return $self;	1836	return $self;
1525	}	1837	}
1526	}	1838	}
1527		1839
1528	Carp::carp "unable to resolve path '$path' (base '$base').";	1840	Carp::cluck "unable to resolve path '$path' (base '$base').";
1529	()	1841	()
1530	}	1842	}
1531		1843
1532	sub init {	1844	sub init {
1533	my ($self) = @_;	1845	my ($self) = @_;
…		…
1596		1908
1597	sub load_header_from($) {	1909	sub load_header_from($) {
1598	my ($self, $path) = @_;	1910	my ($self, $path) = @_;
1599		1911
1600	utf8::encode $path;	1912	utf8::encode $path;
1601	#aio_open $path, O_RDONLY, 0	1913	my $f = new_from_file cf::object::thawer $path
1602	# or return;
1603
1604	$self->_load_header ($path)
1605	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;
1606		1921
1607	$self->{load_path} = $path;	1922	$self->{load_path} = $path;
1608		1923
1609	1	1924	1
1610	}	1925	}
…		…
1664	sub find {	1979	sub find {
1665	my ($path, $origin) = @_;	1980	my ($path, $origin) = @_;
1666		1981
1667	$path = normalise $path, $origin && $origin->path;	1982	$path = normalise $path, $origin && $origin->path;
1668		1983
		1984	cf::lock_wait "map_data:$path";#d#remove
1669	cf::lock_wait "map_find:$path";	1985	cf::lock_wait "map_find:$path";
1670		1986
1671	$cf::MAP{$path} || do {	1987	$cf::MAP{$path} || do {
1672	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
1673	my $map = new_from_path cf::map $path	1991	my $map = new_from_path cf::map $path
1674	or return;	1992	or return;
1675		1993
1676	$map->{last_save} = $cf::RUNTIME;	1994	$map->{last_save} = $cf::RUNTIME;
1677		1995
…		…
1679	or return;	1997	or return;
1680		1998
1681	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1999	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1682	# doing this can freeze the server in a sync job, obviously	2000	# doing this can freeze the server in a sync job, obviously
1683	#$cf::WAIT_FOR_TICK->wait;	2001	#$cf::WAIT_FOR_TICK->wait;
		2002	undef $guard1;
		2003	undef $guard2;
1684	$map->reset;	2004	$map->reset;
1685	undef $guard;
1686	return find $path;	2005	return find $path;
1687	}	2006	}
1688		2007
1689	$cf::MAP{$path} = $map	2008	$cf::MAP{$path} = $map
1690	}	2009	}
…		…
1699	local $self->{deny_reset} = 1; # loading can take a long time	2018	local $self->{deny_reset} = 1; # loading can take a long time
1700		2019
1701	my $path = $self->{path};	2020	my $path = $self->{path};
1702		2021
1703	{	2022	{
1704	my $guard = cf::lock_acquire "map_load:$path";	2023	my $guard = cf::lock_acquire "map_data:$path";
1705		2024
		2025	return unless $self->valid;
1706	return if $self->in_memory != cf::MAP_SWAPPED;	2026	return unless $self->in_memory == cf::MAP_SWAPPED;
1707		2027
1708	$self->in_memory (cf::MAP_LOADING);	2028	$self->in_memory (cf::MAP_LOADING);
1709		2029
1710	$self->alloc;	2030	$self->alloc;
1711		2031
1712	$self->pre_load;	2032	$self->pre_load;
1713	Coro::cede;	2033	cf::cede_to_tick;
1714		2034
		2035	my $f = new_from_file cf::object::thawer $self->{load_path};
		2036	$f->skip_block;
1715	$self->_load_objects ($self->{load_path}, 1)	2037	$self->_load_objects ($f)
1716	or return;	2038	or return;
1717		2039
1718	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2040	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1719	if delete $self->{load_original};	2041	if delete $self->{load_original};
1720		2042
1721	if (my $uniq = $self->uniq_path) {	2043	if (my $uniq = $self->uniq_path) {
1722	utf8::encode $uniq;	2044	utf8::encode $uniq;
1723	if (aio_open $uniq, O_RDONLY, 0) {	2045	unless (aio_stat $uniq) {
		2046	if (my $f = new_from_file cf::object::thawer $uniq) {
1724	$self->clear_unique_items;	2047	$self->clear_unique_items;
1725	$self->_load_objects ($uniq, 0);	2048	$self->_load_objects ($f);
		2049	$f->resolve_delayed_derefs;
		2050	}
1726	}	2051	}
1727	}	2052	}
1728		2053
1729	Coro::cede;	2054	$f->resolve_delayed_derefs;
		2055
		2056	cf::cede_to_tick;
1730	# now do the right thing for maps	2057	# now do the right thing for maps
1731	$self->link_multipart_objects;	2058	$self->link_multipart_objects;
1732	$self->difficulty ($self->estimate_difficulty)	2059	$self->difficulty ($self->estimate_difficulty)
1733	unless $self->difficulty;	2060	unless $self->difficulty;
1734	Coro::cede;	2061	cf::cede_to_tick;
1735		2062
1736	unless ($self->{deny_activate}) {	2063	unless ($self->{deny_activate}) {
1737	$self->decay_objects;	2064	$self->decay_objects;
1738	$self->fix_auto_apply;	2065	$self->fix_auto_apply;
1739	$self->update_buttons;	2066	$self->update_buttons;
1740	Coro::cede;	2067	cf::cede_to_tick;
1741	$self->set_darkness_map;	2068	$self->set_darkness_map;
1742	Coro::cede;	2069	cf::cede_to_tick;
1743	$self->activate;	2070	$self->activate;
1744	}	2071	}
		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
1745		2075
1746	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_IN_MEMORY);
1747	}	2077	}
1748		2078
1749	$self->post_load;	2079	$self->post_load;
…		…
1760		2090
1761	$self	2091	$self
1762	}	2092	}
1763		2093
1764	# find and load all maps in the 3x3 area around a map	2094	# find and load all maps in the 3x3 area around a map
1765	sub load_diag {	2095	sub load_neighbours {
1766	my ($map) = @_;	2096	my ($map) = @_;
1767		2097
1768	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1769		2099
1770	for (0 .. 3) {	2100	for (0 .. 3) {
1771	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1772	or next;	2102	or next;
1773	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1774	or next;	2104	or next;
1775	$neigh->load;	2105	$neigh->load;
1776		2106
		2107	push @neigh,
1777	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1778	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1779	}	2110	}
1780		2111
1781	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1782	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1783	or next;	2115	or next;
1784	$neigh->load;	2116	$neigh->load;
1785	}	2117	}
1786	}	2118	}
1787		2119
…		…
1792	}	2124	}
1793		2125
1794	sub do_load_sync {	2126	sub do_load_sync {
1795	my ($map) = @_;	2127	my ($map) = @_;
1796		2128
		2129	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1797	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1798	}	2133	}
1799		2134
1800	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1801	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1802		2137
1803	sub find_async {	2138	sub find_async {
1804	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1805		2140
1806	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1807		2142
1808	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1809	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1810	}	2145	}
1811		2146
1812	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} |= $load;
		2148
1813	$MAP_PREFETCHER ||= cf::async {	2149	$MAP_PREFETCHER ||= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1814	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1815	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1816	my $map = find $path	2154	if (my $map = find $k) {
1817	or next;
1818	$map->load;	2155	$map->load if $v;
		2156	}
1819		2157
1820	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1821	}	2159	}
1822	}	2160	}
1823	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1824	};	2162	};
1825	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1828	}	2166	}
1829		2167
1830	sub save {	2168	sub save {
1831	my ($self) = @_;	2169	my ($self) = @_;
1832		2170
1833	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1834		2172
1835	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1836		2174
1837	return unless $self->dirty;	2175	return unless $self->dirty;
1838		2176
…		…
1844	return if $self->{deny_save};	2182	return if $self->{deny_save};
1845		2183
1846	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1847		2185
1848	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
1849	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
1850	};	2189	};
1851		2190
1852	if ($uniq) {	2191	if ($uniq) {
1853	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2192	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1861	my ($self) = @_;	2200	my ($self) = @_;
1862		2201
1863	# save first because save cedes	2202	# save first because save cedes
1864	$self->save;	2203	$self->save;
1865		2204
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2205	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2206
1868	return if $self->players;	2207	return if $self->players;
1869	return if $self->in_memory != cf::MAP_IN_MEMORY;	2208	return if $self->in_memory != cf::MAP_IN_MEMORY;
1870	return if $self->{deny_save};	2209	return if $self->{deny_save};
1871		2210
		2211	$self->in_memory (cf::MAP_SWAPPED);
		2212
		2213	$self->deactivate;
		2214	$_->clear_links_to ($self) for values %cf::MAP;
1872	$self->clear;	2215	$self->clear;
1873	$self->in_memory (cf::MAP_SWAPPED);
1874	}	2216	}
1875		2217
1876	sub reset_at {	2218	sub reset_at {
1877	my ($self) = @_;	2219	my ($self) = @_;
1878		2220
…		…
1910	if $uniq;	2252	if $uniq;
1911	}	2253	}
1912		2254
1913	delete $cf::MAP{$self->path};	2255	delete $cf::MAP{$self->path};
1914		2256
		2257	$self->deactivate;
		2258	$_->clear_links_to ($self) for values %cf::MAP;
1915	$self->clear;	2259	$self->clear;
1916
1917	$_->clear_links_to ($self) for values %cf::MAP;
1918		2260
1919	$self->unlink_save;	2261	$self->unlink_save;
1920	$self->destroy;	2262	$self->destroy;
1921	}	2263	}
1922		2264
1923	my $nuke_counter = "aaaa";	2265	my $nuke_counter = "aaaa";
1924		2266
1925	sub nuke {	2267	sub nuke {
1926	my ($self) = @_;	2268	my ($self) = @_;
1927		2269
		2270	{
		2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2272
1928	delete $cf::MAP{$self->path};	2273	delete $cf::MAP{$self->path};
1929		2274
1930	$self->unlink_save;	2275	$self->unlink_save;
1931		2276
1932	bless $self, "cf::map";	2277	bless $self, "cf::map";
1933	delete $self->{deny_reset};	2278	delete $self->{deny_reset};
1934	$self->{deny_save} = 1;	2279	$self->{deny_save} = 1;
1935	$self->reset_timeout (1);	2280	$self->reset_timeout (1);
1936	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2281	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1937		2282
1938	$cf::MAP{$self->path} = $self;	2283	$cf::MAP{$self->path} = $self;
		2284	}
1939		2285
1940	$self->reset; # polite request, might not happen	2286	$self->reset; # polite request, might not happen
1941	}	2287	}
1942		2288
1943	=item $maps = cf::map::tmp_maps	2289	=item $maps = cf::map::tmp_maps
…		…
2019		2365
2020	sub inv_recursive {	2366	sub inv_recursive {
2021	inv_recursive_ inv $_[0]	2367	inv_recursive_ inv $_[0]
2022	}	2368	}
2023		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
2024	package cf;	2398	package cf;
2025		2399
2026	=back	2400	=back
2027		2401
2028	=head3 cf::object::player	2402	=head3 cf::object::player
…		…
2050		2424
2051	} else {	2425	} else {
2052	my $pl = $self->contr;	2426	my $pl = $self->contr;
2053		2427
2054	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2428	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2055	my $diag = $pl->{npc_dialog};	2429	my $dialog = $pl->{npc_dialog};
2056	$diag->{pl}->ext_reply (	2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2057	$diag->{id}, msgtype => "reply", msg => $msg, add_topics => []
2058	);
2059		2431
2060	} else {	2432	} else {
2061	$msg = $npc->name . " says: $msg" if $npc;	2433	$msg = $npc->name . " says: $msg" if $npc;
2062	$self->message ($msg, $flags);	2434	$self->message ($msg, $flags);
2063	}	2435	}
2064	}	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 (@_);
2065	}	2447	}
2066		2448
2067	=item $player_object->may ("access")	2449	=item $player_object->may ("access")
2068		2450
2069	Returns wether the given player is authorized to access resource "access"	2451	Returns wether the given player is authorized to access resource "access"
…		…
2148	# use -1 or undef as default coordinates, not 0, 0	2530	# use -1 or undef as default coordinates, not 0, 0
2149	($x, $y) = ($map->enter_x, $map->enter_y)	2531	($x, $y) = ($map->enter_x, $map->enter_y)
2150	if $x <=0 && $y <= 0;	2532	if $x <=0 && $y <= 0;
2151		2533
2152	$map->load;	2534	$map->load;
2153	$map->load_diag;	2535	$map->load_neighbours;
2154		2536
2155	return unless $self->contr->active;	2537	return unless $self->contr->active;
2156	$self->activate_recursive;	2538	$self->activate_recursive;
2157		2539
2158	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2159	$self->enter_map ($map, $x, $y);	2541	$self->enter_map ($map, $x, $y);
2160	}	2542	}
2161		2543
2162	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2163		2545
2164	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
2165	her, loading and preparing them map, calling the provided $check callback	2547	her, loading and preparing them map, calling the provided $check callback
2166	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
2167	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.
2168		2551
2169	=cut	2552	=cut
2170		2553
2171	our $GOTOGEN;	2554	our $GOTOGEN;
2172		2555
2173	sub cf::object::player::goto {	2556	sub cf::object::player::goto {
2174	my ($self, $path, $x, $y, $check) = @_;	2557	my ($self, $path, $x, $y, $check, $done) = @_;
2175		2558
2176	# 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
2177	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2560	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2178		2561
2179	$self->enter_link;	2562	$self->enter_link;
2180		2563
2181	(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
2182	my $map = eval {	2586	my $map = eval {
2183	my $map = cf::map::find $path;	2587	my $map = defined $path ? cf::map::find $path : undef;
2184		2588
2185	if ($map) {	2589	if ($map) {
2186	$map = $map->customise_for ($self);	2590	$map = $map->customise_for ($self);
2187	$map = $check->($map) if $check && $map;	2591	$map = $check->($map) if $check && $map;
2188	} else {	2592	} else {
2189	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2593	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2190	}	2594	}
2191		2595
2192	$map	2596	$map
2193	};	2597	};
2194		2598
…		…
2199		2603
2200	if ($gen == $self->{_goto_generation}) {	2604	if ($gen == $self->{_goto_generation}) {
2201	delete $self->{_goto_generation};	2605	delete $self->{_goto_generation};
2202	$self->leave_link ($map, $x, $y);	2606	$self->leave_link ($map, $x, $y);
2203	}	2607	}
		2608
		2609	$done->() if $done;
2204	})->prio (1);	2610	})->prio (1);
2205	}	2611	}
2206		2612
2207	=item $player_object->enter_exit ($exit_object)	2613	=item $player_object->enter_exit ($exit_object)
2208		2614
…		…
2245	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
2246	}	2652	}
2247		2653
2248	$rmp->{random_seed} ||= $exit->random_seed;	2654	$rmp->{random_seed} ||= $exit->random_seed;
2249		2655
2250	my $data = cf::to_json $rmp;	2656	my $data = cf::encode_json $rmp;
2251	my $md5 = Digest::MD5::md5_hex $data;	2657	my $md5 = Digest::MD5::md5_hex $data;
2252	my $meta = "$RANDOMDIR/$md5.meta";	2658	my $meta = "$RANDOMDIR/$md5.meta";
2253		2659
2254	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2660	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2255	aio_write $fh, 0, (length $data), $data, 0;	2661	aio_write $fh, 0, (length $data), $data, 0;
…		…
2277	my $hp = $exit->stats->hp;	2683	my $hp = $exit->stats->hp;
2278	my $sp = $exit->stats->sp;	2684	my $sp = $exit->stats->sp;
2279		2685
2280	$self->enter_link;	2686	$self->enter_link;
2281		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
2282	(async {	2692	(async {
		2693	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2694
2283	$self->deactivate_recursive; # just to be sure	2695	$self->deactivate_recursive; # just to be sure
2284	unless (eval {	2696	unless (eval {
2285	$self->goto ($slaying, $hp, $sp);	2697	$self->goto ($slaying, $hp, $sp);
2286		2698
2287	1;	2699	1;
…		…
2313		2725
2314	utf8::encode $text;	2726	utf8::encode $text;
2315	$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);
2316	}	2728	}
2317		2729
		2730	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2731
		2732	Send a drawinfo or msg packet to the client, formatting the msg for the
		2733	client if neccessary. C<$type> should be a string identifying the type of
		2734	the message, with C<log> being the default. If C<$color> is negative, suppress
		2735	the message unless the client supports the msg packet.
		2736
		2737	=cut
		2738
		2739	# non-persistent channels (usually the info channel)
		2740	our %CHANNEL = (
		2741	"c/identify" => {
		2742	id => "infobox",
		2743	title => "Identify",
		2744	reply => undef,
		2745	tooltip => "Items recently identified",
		2746	},
		2747	"c/examine" => {
		2748	id => "infobox",
		2749	title => "Examine",
		2750	reply => undef,
		2751	tooltip => "Signs and other items you examined",
		2752	},
		2753	"c/book" => {
		2754	id => "infobox",
		2755	title => "Book",
		2756	reply => undef,
		2757	tooltip => "The contents of a note or book",
		2758	},
		2759	"c/lookat" => {
		2760	id => "infobox",
		2761	title => "Look",
		2762	reply => undef,
		2763	tooltip => "What you saw there",
		2764	},
		2765	"c/who" => {
		2766	id => "infobox",
		2767	title => "Players",
		2768	reply => undef,
		2769	tooltip => "Shows players who are currently online",
		2770	},
		2771	"c/body" => {
		2772	id => "infobox",
		2773	title => "Body Parts",
		2774	reply => undef,
		2775	tooltip => "Shows which body parts you posess and are available",
		2776	},
		2777	"c/uptime" => {
		2778	id => "infobox",
		2779	title => "Uptime",
		2780	reply => undef,
		2781	tooltip => "How long the server has been running since last restart",
		2782	},
		2783	"c/mapinfo" => {
		2784	id => "infobox",
		2785	title => "Map Info",
		2786	reply => undef,
		2787	tooltip => "Information related to the maps",
		2788	},
		2789	);
		2790
		2791	sub cf::client::send_msg {
		2792	my ($self, $channel, $msg, $color, @extra) = @_;
		2793
		2794	$msg = $self->pl->expand_cfpod ($msg);
		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 $msg;
		2819
		2820	if ($self->can_msg) {
		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, $msg, @extra]));
		2827	} else {
		2828	if ($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
		2843	if (0 && $msg =~ /\[/) {
		2844	# COMMAND/INFO
		2845	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2846	} else {
		2847	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2848	$self->send_packet ("drawinfo $color $msg")
		2849	}
		2850	}
		2851	}
		2852	}
		2853
2318	=item $client->ext_event ($type, %msg)	2854	=item $client->ext_msg ($type, @msg)
2319		2855
2320	Sends an exti event to the client.	2856	Sends an ext event to the client.
2321		2857
2322	=cut	2858	=cut
2323		2859
2324	sub cf::client::ext_event($$%) {	2860	sub cf::client::ext_msg($$@) {
2325	my ($self, $type, %msg) = @_;	2861	my ($self, $type, @msg) = @_;
2326		2862
		2863	if ($self->extcmd == 2) {
		2864	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2865	} elsif ($self->extcmd == 1) { # TODO: remove
2327	$msg{msgtype} = "event_$type";	2866	push @msg, msgtype => "event_$type";
2328	$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	}
2329	}	2887	}
2330		2888
2331	=item $success = $client->query ($flags, "text", \&cb)	2889	=item $success = $client->query ($flags, "text", \&cb)
2332		2890
2333	Queues a query to the client, calling the given callback with	2891	Queues a query to the client, calling the given callback with
2334	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>,
2335	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>.
2336		2894
2337	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
2338	reliable at some point in the future.	2896	become reliable at some point in the future.
2339		2897
2340	=cut	2898	=cut
2341		2899
2342	sub cf::client::query {	2900	sub cf::client::query {
2343	my ($self, $flags, $text, $cb) = @_;	2901	my ($self, $flags, $text, $cb) = @_;
…		…
2351	utf8::encode $text;	2909	utf8::encode $text;
2352	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2910	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2353		2911
2354	$self->send_packet ($self->{query_queue}[0][0])	2912	$self->send_packet ($self->{query_queue}[0][0])
2355	if @{ $self->{query_queue} } == 1;	2913	if @{ $self->{query_queue} } == 1;
		2914
		2915	1
2356	}	2916	}
2357		2917
2358	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	},
2359	on_reply => sub {	2924	on_reply => sub {
2360	my ($ns, $msg) = @_;	2925	my ($ns, $msg) = @_;
2361		2926
2362	# this weird shuffling is so that direct followup queries	2927	# this weird shuffling is so that direct followup queries
2363	# get handled first	2928	# get handled first
…		…
2375	} else {	2940	} else {
2376	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2941	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2377	}	2942	}
2378	}	2943	}
2379	},	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	},
2380	);	2971	);
2381		2972
2382	=item $client->async (\&cb)	2973	=item $client->async (\&cb)
2383		2974
2384	Create a new coroutine, running the specified callback. The coroutine will	2975	Create a new coroutine, running the specified callback. The coroutine will
…		…
2425	our $safe = new Safe "safe";	3016	our $safe = new Safe "safe";
2426	our $safe_hole = new Safe::Hole;	3017	our $safe_hole = new Safe::Hole;
2427		3018
2428	$SIG{FPE} = 'IGNORE';	3019	$SIG{FPE} = 'IGNORE';
2429		3020
2430	$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	));
2431		3026
2432	# here we export the classes and methods available to script code	3027	# here we export the classes and methods available to script code
2433		3028
2434	=pod	3029	=pod
2435		3030
2436	The following functions and methods are available within a safe environment:	3031	The following functions and methods are available within a safe environment:
2437		3032
2438	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
2439	cf::object::player player	3037	cf::object::player
2440	cf::player peaceful	3038	player
2441	cf::map trigger	3039
		3040	cf::player
		3041	peaceful
		3042
		3043	cf::map
		3044	trigger
2442		3045
2443	=cut	3046	=cut
2444		3047
2445	for (	3048	for (
2446	["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)],
2447	["cf::object::player" => qw(player)],	3052	["cf::object::player" => qw(player)],
2448	["cf::player" => qw(peaceful)],	3053	["cf::player" => qw(peaceful)],
2449	["cf::map" => qw(trigger)],	3054	["cf::map" => qw(trigger)],
2450	) {	3055	) {
2451	no strict 'refs';	3056	no strict 'refs';
…		…
2527	# the server's init and main functions	3132	# the server's init and main functions
2528		3133
2529	sub load_facedata($) {	3134	sub load_facedata($) {
2530	my ($path) = @_;	3135	my ($path) = @_;
2531		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
2532	warn "loading facedata from $path\n";	3143	warn "loading facedata from $path\n";
2533		3144
2534	my $facedata;	3145	my $facedata;
2535	0 < aio_load $path, $facedata	3146	0 < aio_load $path, $facedata
2536	or die "$path: $!";	3147	or die "$path: $!";
…		…
2538	$facedata = Coro::Storable::thaw $facedata;	3149	$facedata = Coro::Storable::thaw $facedata;
2539		3150
2540	$facedata->{version} == 2	3151	$facedata->{version} == 2
2541	or cf::cleanup "$path: version mismatch, cannot proceed.";	3152	or cf::cleanup "$path: version mismatch, cannot proceed.";
2542		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
2543	{	3161	{
2544	my $faces = $facedata->{faceinfo};	3162	my $faces = $facedata->{faceinfo};
2545		3163
2546	while (my ($face, $info) = each %$faces) {	3164	while (my ($face, $info) = each %$faces) {
2547	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3165	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3166
2548	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3167	cf::face::set_visibility $idx, $info->{visibility};
		3168	cf::face::set_magicmap $idx, $info->{magicmap};
2549	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3169	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2550	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3170	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2551	Coro::cede;	3171
		3172	cf::cede_to_tick;
2552	}	3173	}
2553		3174
2554	while (my ($face, $info) = each %$faces) {	3175	while (my ($face, $info) = each %$faces) {
2555	next unless $info->{smooth};	3176	next unless $info->{smooth};
		3177
2556	my $idx = cf::face::find $face	3178	my $idx = cf::face::find $face
2557	or next;	3179	or next;
		3180
2558	if (my $smooth = cf::face::find $info->{smooth}) {	3181	if (my $smooth = cf::face::find $info->{smooth}) {
		3182	cf::face::set_smooth $idx, $smooth;
2559	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3183	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2560	} else {	3184	} else {
2561	warn "smooth face '$info->{smooth}' not found for face '$face'";	3185	warn "smooth face '$info->{smooth}' not found for face '$face'";
2562	}	3186	}
2563	Coro::cede;	3187
		3188	cf::cede_to_tick;
2564	}	3189	}
2565	}	3190	}
2566		3191
2567	{	3192	{
2568	my $anims = $facedata->{animinfo};	3193	my $anims = $facedata->{animinfo};
2569		3194
2570	while (my ($anim, $info) = each %$anims) {	3195	while (my ($anim, $info) = each %$anims) {
2571	cf::anim::set $anim, $info->{frames}, $info->{facings};	3196	cf::anim::set $anim, $info->{frames}, $info->{facings};
2572	Coro::cede;	3197	cf::cede_to_tick;
2573	}	3198	}
2574		3199
2575	cf::anim::invalidate_all; # d'oh	3200	cf::anim::invalidate_all; # d'oh
2576	}	3201	}
2577		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
2578	1	3238	1
2579	}	3239	}
2580		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
2581	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
2582	load_resource_file "$MAPDIR/regions"	3274	load_resource_file "$MAPDIR/regions"
2583	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	}
2584	}	3281	}
2585		3282
2586	sub reload_facedata {	3283	sub reload_facedata {
2587	load_facedata "$DATADIR/facedata"	3284	load_facedata "$DATADIR/facedata"
2588	or die "unable to load facedata\n";	3285	or die "unable to load facedata\n";
2589	}	3286	}
2590		3287
2591	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)
2592	load_resource_file "$DATADIR/archetypes"	3294	load_resource_file "$DATADIR/archetypes"
2593	or die "unable to load archetypes\n";	3295	or die "unable to load archetypes\n";
2594	}	3296	}
2595		3297
2596	sub reload_treasures {	3298	sub reload_treasures {
…		…
2612		3314
2613	sub init {	3315	sub init {
2614	reload_resources;	3316	reload_resources;
2615	}	3317	}
2616		3318
2617	sub cfg_load {	3319	sub reload_config {
2618	open my $fh, "<:utf8", "$CONFDIR/config"	3320	open my $fh, "<:utf8", "$CONFDIR/config"
2619	or return;	3321	or return;
2620		3322
2621	local $/;	3323	local $/;
2622	*CFG = YAML::Syck::Load <$fh>;	3324	*CFG = YAML::Load <$fh>;
2623		3325
2624	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3326	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2625		3327
2626	$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};
2627	$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};
…		…
2638	sub main {	3340	sub main {
2639	# we must not ever block the main coroutine	3341	# we must not ever block the main coroutine
2640	local $Coro::idle = sub {	3342	local $Coro::idle = sub {
2641	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#
2642	(async {	3344	(async {
2643	Event::one_event;	3345	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3346	EV::loop EV::LOOP_ONESHOT;
2644	})->prio (Coro::PRIO_MAX);	3347	})->prio (Coro::PRIO_MAX);
2645	};	3348	};
2646		3349
2647	cfg_load;	3350	reload_config;
2648	db_init;	3351	db_init;
2649	load_extensions;	3352	load_extensions;
2650		3353
2651	$TICK_WATCHER->start;	3354	$TICK_WATCHER->start;
		3355	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2652	Event::loop;	3356	EV::loop;
2653	}	3357	}
2654		3358
2655	#############################################################################	3359	#############################################################################
2656	# initialisation and cleanup	3360	# initialisation and cleanup
2657		3361
2658	# install some emergency cleanup handlers	3362	# install some emergency cleanup handlers
2659	BEGIN {	3363	BEGIN {
		3364	our %SIGWATCHER = ();
2660	for my $signal (qw(INT HUP TERM)) {	3365	for my $signal (qw(INT HUP TERM)) {
2661	Event->signal (	3366	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2662	reentrant => 0,
2663	data => WF_AUTOCANCEL,
2664	signal => $signal,
2665	prio => 0,
2666	cb => sub {
2667	cf::cleanup "SIG$signal";	3367	cf::cleanup "SIG$signal";
2668	},
2669	);	3368	};
2670	}	3369	}
2671	}	3370	}
2672		3371
2673	sub write_runtime {	3372	sub write_runtime {
2674	my $runtime = "$LOCALDIR/runtime";	3373	my $runtime = "$LOCALDIR/runtime";
…		…
2719	# and maps saved/destroyed asynchronously.	3418	# and maps saved/destroyed asynchronously.
2720	warn "begin emergency player save\n";	3419	warn "begin emergency player save\n";
2721	for my $login (keys %cf::PLAYER) {	3420	for my $login (keys %cf::PLAYER) {
2722	my $pl = $cf::PLAYER{$login} or next;	3421	my $pl = $cf::PLAYER{$login} or next;
2723	$pl->valid or next;	3422	$pl->valid or next;
		3423	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2724	$pl->save;	3424	$pl->save;
2725	}	3425	}
2726	warn "end emergency player save\n";	3426	warn "end emergency player save\n";
2727		3427
2728	warn "begin emergency map save\n";	3428	warn "begin emergency map save\n";
…		…
2767	warn "syncing database to disk";	3467	warn "syncing database to disk";
2768	BDB::db_env_txn_checkpoint $DB_ENV;	3468	BDB::db_env_txn_checkpoint $DB_ENV;
2769		3469
2770	# 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
2771		3471
2772	warn "cancelling all WF_AUTOCANCEL watchers";
2773	for (Event::all_watchers) {
2774	$_->cancel if $_->data & WF_AUTOCANCEL;
2775	}
2776
2777	warn "flushing outstanding aio requests";	3472	warn "flushing outstanding aio requests";
2778	for (;;) {	3473	for (;;) {
2779	BDB::flush;	3474	BDB::flush;
2780	IO::AIO::flush;	3475	IO::AIO::flush;
2781	Coro::cede;	3476	Coro::cede_notself;
2782	last unless IO::AIO::nreqs || BDB::nreqs;	3477	last unless IO::AIO::nreqs || BDB::nreqs;
2783	warn "iterate...";	3478	warn "iterate...";
2784	}	3479	}
2785		3480
2786	++$RELOAD;	3481	++$RELOAD;
…		…
2790	%EXT_CORO = ();	3485	%EXT_CORO = ();
2791		3486
2792	warn "removing commands";	3487	warn "removing commands";
2793	%COMMAND = ();	3488	%COMMAND = ();
2794		3489
2795	warn "removing ext commands";	3490	warn "removing ext/exti commands";
2796	%EXTCMD = ();	3491	%EXTCMD = ();
		3492	%EXTICMD = ();
2797		3493
2798	warn "unloading/nuking all extensions";	3494	warn "unloading/nuking all extensions";
2799	for my $pkg (@EXTS) {	3495	for my $pkg (@EXTS) {
2800	warn "... unloading $pkg";	3496	warn "... unloading $pkg";
2801		3497
…		…
2844	warn "reloading cf.pm";	3540	warn "reloading cf.pm";
2845	require cf;	3541	require cf;
2846	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3542	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2847		3543
2848	warn "loading config and database again";	3544	warn "loading config and database again";
2849	cf::cfg_load;	3545	cf::reload_config;
2850		3546
2851	warn "loading extensions";	3547	warn "loading extensions";
2852	cf::load_extensions;	3548	cf::load_extensions;
2853		3549
2854	warn "reattaching attachments to objects/players";	3550	warn "reattaching attachments to objects/players";
…		…
2861	warn "leaving sync_job";	3557	warn "leaving sync_job";
2862		3558
2863	1	3559	1
2864	} or do {	3560	} or do {
2865	warn $@;	3561	warn $@;
2866	warn "error while reloading, exiting.";	3562	cf::cleanup "error while reloading, exiting.";
2867	exit 1;
2868	};	3563	};
2869		3564
2870	warn "reloaded";	3565	warn "reloaded";
2871	};	3566	};
2872		3567
…		…
2874		3569
2875	sub reload_perl() {	3570	sub reload_perl() {
2876	# doing reload synchronously and two reloads happen back-to-back,	3571	# doing reload synchronously and two reloads happen back-to-back,
2877	# coro crashes during coro_state_free->destroy here.	3572	# coro crashes during coro_state_free->destroy here.
2878		3573
2879	$RELOAD_WATCHER ||= Event->timer (	3574	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2880	reentrant => 0,
2881	after => 0,
2882	data => WF_AUTOCANCEL,
2883	cb => sub {
2884	do_reload_perl;	3575	do_reload_perl;
2885	undef $RELOAD_WATCHER;	3576	undef $RELOAD_WATCHER;
2886	},
2887	);	3577	};
2888	}	3578	}
2889		3579
2890	register_command "reload" => sub {	3580	register_command "reload" => sub {
2891	my ($who, $arg) = @_;	3581	my ($who, $arg) = @_;
2892		3582
2893	if ($who->flag (FLAG_WIZ)) {	3583	if ($who->flag (FLAG_WIZ)) {
2894	$who->message ("reloading server.");	3584	$who->message ("reloading server.");
		3585	async {
		3586	$Coro::current->{desc} = "perl_reload";
2895	async { reload_perl };	3587	reload_perl;
		3588	};
2896	}	3589	}
2897	};	3590	};
2898		3591
2899	unshift @INC, $LIBDIR;	3592	unshift @INC, $LIBDIR;
2900		3593
…		…
2919	my $signal = new Coro::Signal;	3612	my $signal = new Coro::Signal;
2920	push @WAIT_FOR_TICK_BEGIN, $signal;	3613	push @WAIT_FOR_TICK_BEGIN, $signal;
2921	$signal->wait;	3614	$signal->wait;
2922	}	3615	}
2923		3616
2924	my $min = 1e6;#d#	3617	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
2925	my $avg = 10;
2926	$TICK_WATCHER = Event->timer (
2927	reentrant => 0,
2928	parked => 1,
2929	prio => 0,
2930	at => $NEXT_TICK || $TICK,
2931	data => WF_AUTOCANCEL,
2932	cb => sub {
2933	if ($Coro::current != $Coro::main) {	3618	if ($Coro::current != $Coro::main) {
2934	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"
2935	unless ++$bug_warning > 10;	3620	unless ++$bug_warning > 10;
2936	return;	3621	return;
2937	}	3622	}
2938		3623
2939	$NOW = $tick_start = Event::time;	3624	$NOW = $tick_start = EV::now;
2940		3625
2941	cf::server_tick; # one server iteration	3626	cf::server_tick; # one server iteration
2942		3627
2943	0 && sync_job {#d#	3628	$RUNTIME += $TICK;
2944	for(1..10) {	3629	$NEXT_TICK = $_[0]->at;
2945	my $t = Event::time;
2946	my $map = my $map = new_from_path cf::map "/tmp/x.map"
2947	or die;
2948		3630
2949	$map->width (50);	3631	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2950	$map->height (50);	3632	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2951	$map->alloc;	3633	Coro::async_pool {
2952	$map->_load_objects ("/tmp/x.map", 1);	3634	$Coro::current->{desc} = "runtime saver";
2953	my $t = Event::time - $t;	3635	write_runtime
2954		3636	or warn "ERROR: unable to write runtime file: $!";
2955	#next unless $t < 0.0013;#d#
2956	if ($t < $min) {
2957	$min = $t;
2958	}
2959	$avg = $avg * 0.99 + $t * 0.01;
2960	}
2961	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2962	exit 0;
2963	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2964	};	3637	};
		3638	}
2965		3639
2966	$RUNTIME += $TICK;
2967	$NEXT_TICK += $TICK;
2968
2969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2970	$NEXT_RUNTIME_WRITE = $NOW + 10;
2971	Coro::async_pool {
2972	write_runtime
2973	or warn "ERROR: unable to write runtime file: $!";
2974	};
2975	}
2976
2977	# my $AFTER = Event::time;
2978	# warn $AFTER - $NOW;#d#
2979
2980	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3640	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2981	$sig->send;	3641	$sig->send;
2982	}	3642	}
2983	while (my $sig = shift @WAIT_FOR_TICK) {	3643	while (my $sig = shift @WAIT_FOR_TICK) {
2984	$sig->send;	3644	$sig->send;
2985	}	3645	}
2986		3646
2987	$NOW = Event::time;
2988
2989	# if we are delayed by four ticks or more, skip them all
2990	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2991
2992	$TICK_WATCHER->at ($NEXT_TICK);
2993	$TICK_WATCHER->start;
2994
2995	$LOAD = ($NOW - $tick_start) / $TICK;	3647	$LOAD = ($NOW - $tick_start) / $TICK;
2996	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3648	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2997		3649
2998	_post_tick;	3650	_post_tick;
2999		3651	};
3000		3652	$TICK_WATCHER->priority (EV::MAXPRI);
3001	},
3002	);
3003		3653
3004	{	3654	{
3005	BDB::max_poll_time $TICK * 0.1;	3655	# configure BDB
3006	$BDB_POLL_WATCHER = Event->io (	3656
3007	reentrant => 0,
3008	fd => BDB::poll_fileno,
3009	poll => 'r',
3010	prio => 0,
3011	data => WF_AUTOCANCEL,
3012	cb => \&BDB::poll_cb,
3013	);
3014	BDB::min_parallel 8;	3657	BDB::min_parallel 8;
3015		3658	BDB::max_poll_reqs $TICK * 0.1;
3016	BDB::set_sync_prepare {	3659	$Coro::BDB::WATCHER->priority (1);
3017	my $status;
3018	my $current = $Coro::current;
3019	(
3020	sub {
3021	$status = $!;
3022	$current->ready; undef $current;
3023	},
3024	sub {
3025	Coro::schedule while defined $current;
3026	$! = $status;
3027	},
3028	)
3029	};
3030		3660
3031	unless ($DB_ENV) {	3661	unless ($DB_ENV) {
3032	$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);
3033		3667
3034	cf::sync_job {	3668	cf::sync_job {
3035	eval {	3669	eval {
3036	BDB::db_env_open	3670	BDB::db_env_open
3037	$DB_ENV,	3671	$DB_ENV,
…		…
3039	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
3040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3674	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3041	0666;	3675	0666;
3042		3676
3043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3677	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3044
3045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3046	$DB_ENV->set_lk_detect;
3047	};	3678	};
3048		3679
3049	cf::cleanup "db_env_open(db): $@" if $@;	3680	cf::cleanup "db_env_open(db): $@" if $@;
3050	};	3681	};
3051	}	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	};
3052	}	3693	}
3053		3694
3054	{	3695	{
		3696	# configure IO::AIO
		3697
3055	IO::AIO::min_parallel 8;	3698	IO::AIO::min_parallel 8;
3056
3057	undef $Coro::AIO::WATCHER;
3058	IO::AIO::max_poll_time $TICK * 0.1;	3699	IO::AIO::max_poll_time $TICK * 0.1;
3059	$AIO_POLL_WATCHER = Event->io (	3700	$Coro::AIO::WATCHER->priority (1);
3060	reentrant => 0,
3061	data => WF_AUTOCANCEL,
3062	fd => IO::AIO::poll_fileno,
3063	poll => 'r',
3064	prio => 6,
3065	cb => \&IO::AIO::poll_cb,
3066	);
3067	}	3701	}
3068		3702
3069	my $_log_backtrace;	3703	my $_log_backtrace;
3070		3704
3071	sub _log_backtrace {	3705	sub _log_backtrace {
…		…
3075		3709
3076	# limit the # of concurrent backtraces	3710	# limit the # of concurrent backtraces
3077	if ($_log_backtrace < 2) {	3711	if ($_log_backtrace < 2) {
3078	++$_log_backtrace;	3712	++$_log_backtrace;
3079	async {	3713	async {
		3714	$Coro::current->{desc} = "abt $msg";
		3715
3080	my @bt = fork_call {	3716	my @bt = fork_call {
3081	@addr = map { sprintf "%x", $_ } @addr;	3717	@addr = map { sprintf "%x", $_ } @addr;
3082	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3718	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3083	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 |"
3084	or die "addr2line: $!";	3720	or die "addr2line: $!";

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