[ViewVC] Diff of: cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.271 by root, Fri Jun 1 06:04:08 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';
191	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';	215	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
		216	@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
192	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	217	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
193		218
194	# we bless all objects into (empty) derived classes to force a method lookup	219	# we bless all objects into (empty) derived classes to force a method lookup
195	# within the Safe compartment.	220	# within the Safe compartment.
196	for my $pkg (qw(	221	for my $pkg (qw(
197	cf::global cf::attachable	222	cf::global cf::attachable
…		…
202	)) {	227	)) {
203	no strict 'refs';	228	no strict 'refs';
204	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	229	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
205	}	230	}
206		231
207	$Event::DIED = sub {	232	$EV::DIED = sub {
208	warn "error in event callback: @_";	233	warn "error in event callback: @_";
209	};	234	};
		235
		236	#############################################################################
210		237
211	=head2 UTILITY FUNCTIONS	238	=head2 UTILITY FUNCTIONS
212		239
213	=over 4	240	=over 4
214		241
…		…
233	$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;
234	$d	261	$d
235	} \|\| "[unable to dump $_[0]: '$@']";	262	} \|\| "[unable to dump $_[0]: '$@']";
236	}	263	}
237		264
238	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
239
240	=item $ref = cf::from_json $json	265	=item $ref = cf::decode_json $json
241		266
242	Converts a JSON string into the corresponding perl data structure.	267	Converts a JSON string into the corresponding perl data structure.
243		268
244	=item $json = cf::to_json $ref	269	=item $json = cf::encode_json $ref
245		270
246	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]) }
247		279
248	=item cf::lock_wait $string	280	=item cf::lock_wait $string
249		281
250	Wait until the given lock is available. See cf::lock_acquire.	282	Wait until the given lock is available. See cf::lock_acquire.
251		283
…		…
254	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
255	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,
256	for example when the coroutine gets canceled), the lock is automatically	288	for example when the coroutine gets canceled), the lock is automatically
257	returned.	289	returned.
258		290
		291	Locks are not recursive, locking from the same coro twice results in a
		292	deadlocked coro.
		293
259	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
260	uses map_find and cf::map::load uses map_load).	295	uses map_find and cf::map::load uses map_load).
261		296
262	=item $locked = cf::lock_active $string	297	=item $locked = cf::lock_active $string
263		298
264	Return true if the lock is currently active, i.e. somebody has locked it.	299	Return true if the lock is currently active, i.e. somebody has locked it.
265		300
266	=cut	301	=cut
267		302
268	our %LOCK;	303	our %LOCK;
		304	our %LOCKER;#d#
269		305
270	sub lock_wait($) {	306	sub lock_wait($) {
271	my ($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#
272		313
273	# wait for lock, if any	314	# wait for lock, if any
274	while ($LOCK{$key}) {	315	while ($LOCK{$key}) {
275	push @{ $LOCK{$key} }, $Coro::current;	316	push @{ $LOCK{$key} }, $Coro::current;
276	Coro::schedule;	317	Coro::schedule;
…		…
282		323
283	# wait, to be sure we are not locked	324	# wait, to be sure we are not locked
284	lock_wait $key;	325	lock_wait $key;
285		326
286	$LOCK{$key} = [];	327	$LOCK{$key} = [];
		328	$LOCKER{$key} = $Coro::current;#d#
287		329
288	Coro::guard {	330	Coro::guard {
		331	delete $LOCKER{$key};#d#
289	# wake up all waiters, to be on the safe side	332	# wake up all waiters, to be on the safe side
290	$_->ready for @{ delete $LOCK{$key} };	333	$_->ready for @{ delete $LOCK{$key} };
291	}	334	}
292	}	335	}
293		336
…		…
305	};	348	};
306	$TICK_WATCHER->stop;	349	$TICK_WATCHER->stop;
307	$guard	350	$guard
308	}	351	}
309		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	$sig->wait;
		424	}
		425
310	=item cf::async { BLOCK }	426	=item cf::async { BLOCK }
311		427
312	Currently the same as Coro::async_pool, meaning you cannot use	428	Currently the same as Coro::async_pool, meaning you cannot use
313	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	429	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
314	thing you are allowed to do is call C<prio> on it.	430	thing you are allowed to do is call C<prio> on it.
…		…
317		433
318	BEGIN { *async = \&Coro::async_pool }	434	BEGIN { *async = \&Coro::async_pool }
319		435
320	=item cf::sync_job { BLOCK }	436	=item cf::sync_job { BLOCK }
321		437
322	The design of crossfire+ requires that the main coro ($Coro::main) is	438	The design of Deliantra requires that the main coroutine ($Coro::main)
323	always able to handle events or runnable, as crossfire+ is only partly	439	is always able to handle events or runnable, as Deliantra is only
324	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	440	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		441	acceptable.
325		442
326	If it must be done, put the blocking parts into C<sync_job>. This will run	443	If it must be done, put the blocking parts into C<sync_job>. This will run
327	the given BLOCK in another coroutine while waiting for the result. The	444	the given BLOCK in another coroutine while waiting for the result. The
328	server will be frozen during this time, so the block should either finish	445	server will be frozen during this time, so the block should either finish
329	fast or be very important.	446	fast or be very important.
…		…
332		449
333	sub sync_job(&) {	450	sub sync_job(&) {
334	my ($job) = @_;	451	my ($job) = @_;
335		452
336	if ($Coro::current == $Coro::main) {	453	if ($Coro::current == $Coro::main) {
337	my $time = Event::time;	454	my $time = EV::time;
338		455
339	# this is the main coro, too bad, we have to block	456	# this is the main coro, too bad, we have to block
340	# till the operation succeeds, freezing the server :/	457	# till the operation succeeds, freezing the server :/
341		458
		459	LOG llevError, Carp::longmess "sync job";#d#
		460
342	# TODO: use suspend/resume instead	461	# TODO: use suspend/resume instead
343	# (but this is cancel-safe)	462	# (but this is cancel-safe)
344	my $freeze_guard = freeze_mainloop;	463	my $freeze_guard = freeze_mainloop;
345		464
346	my $busy = 1;	465	my $busy = 1;
347	my @res;	466	my @res;
348		467
349	(async {	468	(async {
		469	$Coro::current->desc ("sync job coro");
350	@res = eval { $job->() };	470	@res = eval { $job->() };
351	warn $@ if $@;	471	warn $@ if $@;
352	undef $busy;	472	undef $busy;
353	})->prio (Coro::PRIO_MAX);	473	})->prio (Coro::PRIO_MAX);
354		474
355	while ($busy) {	475	while ($busy) {
356	Coro::cede or Event::one_event;	476	if (Coro::nready) {
		477	Coro::cede_notself;
		478	} else {
		479	EV::loop EV::LOOP_ONESHOT;
357	}	480	}
		481	}
358		482
359	$time = Event::time - $time;	483	$time = EV::time - $time;
360		484
361	LOG llevError \| logBacktrace, Carp::longmess "long sync job"	485	LOG llevError \| logBacktrace, Carp::longmess "long sync job"
362	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;	486	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
363		487
364	$tick_start += $time; # do not account sync jobs to server load	488	$tick_start += $time; # do not account sync jobs to server load
…		…
389	$EXT_CORO{$coro+0} = $coro;	513	$EXT_CORO{$coro+0} = $coro;
390		514
391	$coro	515	$coro
392	}	516	}
393		517
394	sub write_runtime {	518	=item fork_call { }, $args
395	my $runtime = "$LOCALDIR/runtime";
396		519
397	# first touch the runtime file to show we are still running:	520	Executes the given code block with the given arguments in a seperate
398	# the fsync below can take a very very long time.	521	process, returning the results. Everything must be serialisable with
		522	Coro::Storable. May, of course, block. Note that the executed sub may
		523	never block itself or use any form of event handling.
399		524
400	IO::AIO::aio_utime $runtime, undef, undef;	525	=cut
401		526
402	my $guard = cf::lock_acquire "write_runtime";	527	sub fork_call(&@) {
		528	my ($cb, @args) = @_;
403		529
404	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644	530	# we seemingly have to make a local copy of the whole thing,
405	or return;	531	# otherwise perl prematurely frees the stuff :/
		532	# TODO: investigate and fix (likely this will be rather laborious)
406		533
407	my $value = $cf::RUNTIME + 90 + 10;	534	my @res = Coro::Util::fork_eval {
408	# 10 is the runtime save interval, for a monotonic clock	535	reset_signals;
409	# 60 allows for the watchdog to kill the server.	536	&$cb
		537	}, @args;
410		538
411	(aio_write $fh, 0, (length $value), $value, 0) <= 0	539	wantarray ? @res : $res[-1]
412	and return;	540	}
413		541
414	# always fsync - this file is important	542	=item $value = cf::db_get $family => $key
415	aio_fsync $fh
416	and return;
417		543
418	# touch it again to show we are up-to-date	544	Returns a single value from the environment database.
419	aio_utime $fh, undef, undef;
420		545
421	close $fh	546	=item cf::db_put $family => $key => $value
422	or return;
423		547
424	aio_rename "$runtime~", $runtime	548	Stores the given C<$value> in the family. It can currently store binary
425	and return;	549	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
426		550
427	warn "runtime file written.\n";#d#	551	=item $db = cf::db_table "name"
428		552
		553	Create and/or open a new database table. The string must not be "db" and must be unique
		554	within each server.
		555
		556	=cut
		557
		558	sub db_table($) {
		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	}
		574
		575	our $DB;
		576
		577	sub db_init {
		578	cf::sync_job {
		579	$DB \|\|= db_table "db";
		580	};
		581	}
		582
		583	sub db_get($$) {
		584	my $key = "$_[0]/$_[1]";
		585
		586	cf::sync_job {
		587	BDB::db_get $DB, undef, $key, my $data;
		588
		589	$! ? ()
		590	: $data
429	1	591	}
		592	}
		593
		594	sub db_put($$$) {
		595	BDB::dbreq_pri 4;
		596	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		597	}
		598
		599	=item cf::cache $id => [$paths...], $processversion => $process
		600
		601	Generic caching function that returns the value of the resource $id,
		602	caching and regenerating as required.
		603
		604	This function can block.
		605
		606	=cut
		607
		608	sub cache {
		609	my ($id, $src, $processversion, $process) = @_;
		610
		611	my $meta =
		612	join "\x00",
		613	$processversion,
		614	map {
		615	aio_stat $_
		616	and Carp::croak "$_: $!";
		617
		618	($_, (stat _)[7,9])
		619	} @$src;
		620
		621	my $dbmeta = db_get cache => "$id/meta";
		622	if ($dbmeta ne $meta) {
		623	# changed, we may need to process
		624
		625	my @data;
		626	my $md5;
		627
		628	for (0 .. $#$src) {
		629	0 <= aio_load $src->[$_], $data[$_]
		630	or Carp::croak "$src->[$_]: $!";
		631	}
		632
		633	# if processing is expensive, check
		634	# checksum first
		635	if (1) {
		636	$md5 =
		637	join "\x00",
		638	$processversion,
		639	map {
		640	cf::cede_to_tick;
		641	($src->[$_], Digest::MD5::md5_hex $data[$_])
		642	} 0.. $#$src;
		643
		644
		645	my $dbmd5 = db_get cache => "$id/md5";
		646	if ($dbmd5 eq $md5) {
		647	db_put cache => "$id/meta", $meta;
		648
		649	return db_get cache => "$id/data";
		650	}
		651	}
		652
		653	my $t1 = Time::HiRes::time;
		654	my $data = $process->(\@data);
		655	my $t2 = Time::HiRes::time;
		656
		657	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		658
		659	db_put cache => "$id/data", $data;
		660	db_put cache => "$id/md5" , $md5;
		661	db_put cache => "$id/meta", $meta;
		662
		663	return $data;
		664	}
		665
		666	db_get cache => "$id/data"
430	}	667	}
431		668
432	=item cf::datalog type => key => value, ...	669	=item cf::datalog type => key => value, ...
433		670
434	Log a datalog packet of the given type with the given key-value pairs.	671	Log a datalog packet of the given type with the given key-value pairs.
…		…
452	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")
453	to it. All such attachable objects support the following methods.	690	to it. All such attachable objects support the following methods.
454		691
455	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>
456	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
457	crossfire+).	694	Deliantra).
458		695
459	=over 4	696	=over 4
460		697
461	=item $attachable->attach ($attachment, key => $value...)	698	=item $attachable->attach ($attachment, key => $value...)
462		699
…		…
664	_attach $registry, $klass, @attach;	901	_attach $registry, $klass, @attach;
665	}	902	}
666		903
667	$obj->{$name} = \%arg;	904	$obj->{$name} = \%arg;
668	} else {	905	} else {
669	warn "object uses attachment '$name' that is not available, postponing.\n";	906	warn "object uses attachment '$name' which is not available, postponing.\n";
670	}	907	}
671		908
672	$obj->{_attachment}{$name} = undef;	909	$obj->{_attachment}{$name} = undef;
673	}	910	}
674		911
…		…
714	";	951	";
715	die if $@;	952	die if $@;
716	}	953	}
717		954
718	our $override;	955	our $override;
719	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?
720		957
721	sub override {	958	sub override {
722	$override = 1;	959	$override = 1;
723	@invoke_results = ();	960	@INVOKE_RESULTS = (@_);
724	}	961	}
725		962
726	sub do_invoke {	963	sub do_invoke {
727	my $event = shift;	964	my $event = shift;
728	my $callbacks = shift;	965	my $callbacks = shift;
729		966
730	@invoke_results = ();	967	@INVOKE_RESULTS = ();
731		968
732	local $override;	969	local $override;
733		970
734	for (@$callbacks) {	971	for (@$callbacks) {
735	eval { &{$_->[1]} };	972	eval { &{$_->[1]} };
…		…
744	}	981	}
745		982
746	0	983	0
747	}	984	}
748		985
749	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	986	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
750		987
751	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	988	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
752		989
753	Generate an object-specific event with the given arguments.	990	Generate an object-specific event with the given arguments.
754		991
755	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
756	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
757	results (if you must, access C<@cf::invoke_results> directly).	994	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
758		995
759	=back	996	=back
760		997
761	=cut	998	=cut
762		999
763	#############################################################################	1000	#############################################################################
764	# 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, $ob2
		1043	}
765		1044
766	sub reattach {	1045	sub reattach {
767	# basically do the same as instantiate, without calling instantiate	1046	# basically do the same as instantiate, without calling instantiate
768	my ($obj) = @_;	1047	my ($obj) = @_;
769		1048
…		…
790	cf::attachable->attach (	1069	cf::attachable->attach (
791	prio => -1000000,	1070	prio => -1000000,
792	on_instantiate => sub {	1071	on_instantiate => sub {
793	my ($obj, $data) = @_;	1072	my ($obj, $data) = @_;
794		1073
795	$data = from_json $data;	1074	$data = decode_json $data;
796		1075
797	for (@$data) {	1076	for (@$data) {
798	my ($name, $args) = @$_;	1077	my ($name, $args) = @$_;
799		1078
800	$obj->attach ($name, %{$args \|\| {} });	1079	$obj->attach ($name, %{$args \|\| {} });
…		…
816	sub object_freezer_save {	1095	sub object_freezer_save {
817	my ($filename, $rdata, $objs) = @_;	1096	my ($filename, $rdata, $objs) = @_;
818		1097
819	sync_job {	1098	sync_job {
820	if (length $$rdata) {	1099	if (length $$rdata) {
		1100	utf8::decode (my $decname = $filename);
821	warn sprintf "saving %s (%d,%d)\n",	1101	warn sprintf "saving %s (%d,%d)\n",
822	$filename, length $$rdata, scalar @$objs;	1102	$decname, length $$rdata, scalar @$objs;
823		1103
824	if (my $fh = aio_open "$filename~", O_WRONLY \| O_CREAT, 0600) {	1104	if (my $fh = aio_open "$filename~", O_WRONLY \| O_CREAT, 0600) {
825	chmod SAVE_MODE, $fh;	1105	chmod SAVE_MODE, $fh;
826	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1106	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
827	aio_fsync $fh if $cf::USE_FSYNC;	1107	aio_fsync $fh if $cf::USE_FSYNC;
828	close $fh;	1108	close $fh;
829		1109
830	if (@$objs) {	1110	if (@$objs) {
831	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) {
832	chmod SAVE_MODE, $fh;	1112	chmod SAVE_MODE, $fh;
833	my $data = Storable::nfreeze { version => 1, objs => $objs };	1113	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
834	aio_write $fh, 0, (length $data), $data, 0;	1114	aio_write $fh, 0, (length $data), $data, 0;
835	aio_fsync $fh if $cf::USE_FSYNC;	1115	aio_fsync $fh if $cf::USE_FSYNC;
836	close $fh;	1116	close $fh;
837	aio_rename "$filename.pst~", "$filename.pst";	1117	aio_rename "$filename.pst~", "$filename.pst";
838	}	1118	}
…		…
846	}	1126	}
847	} else {	1127	} else {
848	aio_unlink $filename;	1128	aio_unlink $filename;
849	aio_unlink "$filename.pst";	1129	aio_unlink "$filename.pst";
850	}	1130	}
851	}	1131	};
852	}	1132	}
853		1133
854	sub object_freezer_as_string {	1134	sub object_freezer_as_string {
855	my ($rdata, $objs) = @_;	1135	my ($rdata, $objs) = @_;
856		1136
…		…
868	or return;	1148	or return;
869		1149
870	unless (aio_stat "$filename.pst") {	1150	unless (aio_stat "$filename.pst") {
871	(aio_load "$filename.pst", $av) >= 0	1151	(aio_load "$filename.pst", $av) >= 0
872	or return;	1152	or return;
		1153
873	$av = eval { (Storable::thaw $av)->{objs} };	1154	my $st = eval { Coro::Storable::thaw $av };
		1155	$av = $st->{objs};
874	}	1156	}
875		1157
		1158	utf8::decode (my $decname = $filename);
876	warn sprintf "loading %s (%d)\n",	1159	warn sprintf "loading %s (%d,%d)\n",
877	$filename, length $data, scalar @{$av \|\| []};#d#	1160	$decname, length $data, scalar @{$av \|\| []};
		1161
878	return ($data, $av);	1162	($data, $av)
879	}	1163	}
		1164
		1165	=head2 COMMAND CALLBACKS
		1166
		1167	=over 4
		1168
		1169	=cut
880		1170
881	#############################################################################	1171	#############################################################################
882	# command handling &c	1172	# command handling &c
883		1173
884	=item cf::register_command $name => \&callback($ob,$args);	1174	=item cf::register_command $name => \&callback($ob,$args);
…		…
897	push @{ $COMMAND{$name} }, [$caller, $cb];	1187	push @{ $COMMAND{$name} }, [$caller, $cb];
898	}	1188	}
899		1189
900	=item cf::register_extcmd $name => \&callback($pl,$packet);	1190	=item cf::register_extcmd $name => \&callback($pl,$packet);
901		1191
902	Register a callbackf ro 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.
903		1197
904	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
905	called.	1199	called.
906		1200
		1201	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1202
		1203	Register a callback for execution when the client sends an (asynchronous)
		1204	exticmd packet. Exti commands are processed by the server as soon as they
		1205	are received, i.e. out of order w.r.t. other commands. The first argument
		1206	is a client socket. Exti commands can be received anytime, even before
		1207	log-in.
		1208
		1209	If the callback returns something, it is sent back as if reply was being
		1210	called.
		1211
907	=cut	1212	=cut
908		1213
909	sub register_extcmd {	1214	sub register_extcmd {
910	my ($name, $cb) = @_;	1215	my ($name, $cb) = @_;
911		1216
912	$EXTCMD{$name} = $cb;	1217	$EXTCMD{$name} = $cb;
		1218	}
		1219
		1220	sub register_exticmd {
		1221	my ($name, $cb) = @_;
		1222
		1223	$EXTICMD{$name} = $cb;
913	}	1224	}
914		1225
915	cf::player->attach (	1226	cf::player->attach (
916	on_command => sub {	1227	on_command => sub {
917	my ($pl, $name, $params) = @_;	1228	my ($pl, $name, $params) = @_;
…		…
926	cf::override;	1237	cf::override;
927	},	1238	},
928	on_extcmd => sub {	1239	on_extcmd => sub {
929	my ($pl, $buf) = @_;	1240	my ($pl, $buf) = @_;
930		1241
931	my $msg = eval { from_json $buf };	1242	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
932		1243
933	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
934	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1252	if (my $cb = $EXTCMD{$type}) {
935	if (my %reply = $cb->($pl, $msg)) {	1253	@reply = $cb->($pl, @payload);
936	$pl->ext_reply ($msg->{msgid}, %reply);
937	}
938	}	1254	}
		1255
		1256	$pl->ext_reply ($reply, @reply)
		1257	if $reply;
		1258
939	} else {	1259	} else {
940	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1260	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
941	}	1261	}
942		1262
943	cf::override;	1263	cf::override;
944	},	1264	},
945	);	1265	);
946		1266
947	sub load_extension {
948	my ($path) = @_;
949
950	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
951	my $base = $1;
952	my $pkg = $1;
953	$pkg =~ s/[^[:word:]]/_/g;
954	$pkg = "ext::$pkg";
955
956	warn "... loading '$path' into '$pkg'\n";
957
958	open my $fh, "<:utf8", $path
959	or die "$path: $!";
960
961	my $source =
962	"package $pkg; use strict; use utf8;\n"
963	. "#line 1 \"$path\"\n{\n"
964	. (do { local $/; <$fh> })
965	. "\n};\n1";
966
967	unless (eval $source) {
968	my $msg = $@ ? "$path: $@\n"
969	: "extension disabled.\n";
970	if ($source =~ /^#!.perl.#.*MANDATORY/m) { # ugly match
971	warn $@;
972	warn "mandatory extension failed to load, exiting.\n";
973	exit 1;
974	}
975	die $@;
976	}
977
978	push @EXTS, $pkg;
979	}
980
981	sub load_extensions {	1267	sub load_extensions {
		1268	cf::sync_job {
		1269	my %todo;
		1270
982	for my $ext (<$LIBDIR/*.ext>) {	1271	for my $path (<$LIBDIR/*.ext>) {
983	next unless -r $ext;	1272	next unless -r $path;
984	eval {	1273
985	load_extension $ext;	1274	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1275	my $base = $1;
		1276	my $pkg = $1;
		1277	$pkg =~ s/[^[:word:]]/_/g;
		1278	$pkg = "ext::$pkg";
		1279
		1280	open my $fh, "<:utf8", $path
		1281	or die "$path: $!";
		1282
		1283	my $source = do { local $/; <$fh> };
		1284
		1285	my %ext = (
		1286	path => $path,
		1287	base => $base,
		1288	pkg => $pkg,
		1289	);
		1290
		1291	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1292	if $source =~ /\A#!.?perl.?#\s(.)$/m;
		1293
		1294	$ext{source} =
		1295	"package $pkg; use strict; use utf8;\n"
		1296	. "#line 1 \"$path\"\n{\n"
		1297	. $source
		1298	. "\n};\n1";
		1299
		1300	$todo{$base} = \%ext;
		1301	}
		1302
		1303	my %done;
		1304	while (%todo) {
		1305	my $progress;
		1306
		1307	while (my ($k, $v) = each %todo) {
		1308	for (split /,\s*/, $v->{meta}{depends}) {
		1309	goto skip
		1310	unless exists $done{$_};
		1311	}
		1312
		1313	warn "... loading '$k' into '$v->{pkg}'\n";
		1314
		1315	unless (eval $v->{source}) {
		1316	my $msg = $@ ? "$v->{path}: $@\n"
		1317	: "$v->{base}: extension inactive.\n";
		1318
		1319	if (exists $v->{meta}{mandatory}) {
		1320	warn $msg;
		1321	cf::cleanup "mandatory extension failed to load, exiting.";
		1322	}
		1323
		1324	warn $msg;
		1325	}
		1326
		1327	$done{$k} = delete $todo{$k};
		1328	push @EXTS, $v->{pkg};
		1329	$progress = 1;
986	1	1330	}
987	} or warn "$ext not loaded: $@";	1331
		1332	skip:
		1333	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1334	unless $progress;
		1335	}
988	}	1336	};
989	}	1337	}
990		1338
991	#############################################################################	1339	#############################################################################
992		1340
		1341	=back
		1342
993	=head2 CORE EXTENSIONS	1343	=head2 CORE EXTENSIONS
994		1344
995	Functions and methods that extend core crossfire objects.	1345	Functions and methods that extend core crossfire objects.
996		1346
997	=cut	1347	=cut
…		…
1001	use Coro::AIO;	1351	use Coro::AIO;
1002		1352
1003	=head3 cf::player	1353	=head3 cf::player
1004		1354
1005	=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	}
1006		1370
1007	=item cf::player::find $login	1371	=item cf::player::find $login
1008		1372
1009	Returns the given player object, loading it if necessary (might block).	1373	Returns the given player object, loading it if necessary (might block).
1010		1374
…		…
1046	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1410	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1047	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1411	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1048	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1412	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1049	aio_unlink +(playerdir $login) . "/$login.pl";	1413	aio_unlink +(playerdir $login) . "/$login.pl";
1050		1414
1051	my $pl = load_pl path $login	1415	my $f = new_from_file cf::object::thawer path $login
1052	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;
1053	$cf::PLAYER{$login} = $pl	1422	$cf::PLAYER{$login} = $pl
1054	}	1423	}
1055	}	1424	}
1056	}	1425	}
1057		1426
…		…
1067		1436
1068	aio_mkdir playerdir $pl, 0770;	1437	aio_mkdir playerdir $pl, 0770;
1069	$pl->{last_save} = $cf::RUNTIME;	1438	$pl->{last_save} = $cf::RUNTIME;
1070		1439
1071	$pl->save_pl ($path);	1440	$pl->save_pl ($path);
1072	Coro::cede;	1441	cf::cede_to_tick;
1073	}	1442	}
1074		1443
1075	sub new($) {	1444	sub new($) {
1076	my ($login) = @_;	1445	my ($login) = @_;
1077		1446
…		…
1081	$self->{deny_save} = 1;	1450	$self->{deny_save} = 1;
1082		1451
1083	$cf::PLAYER{$login} = $self;	1452	$cf::PLAYER{$login} = $self;
1084		1453
1085	$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 (@_);
1086	}	1465	}
1087		1466
1088	=item $pl->quit_character	1467	=item $pl->quit_character
1089		1468
1090	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
…		…
1145	or return [];	1524	or return [];
1146		1525
1147	my @logins;	1526	my @logins;
1148		1527
1149	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") {
1150	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1533	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1151	aio_read $fh, 0, 512, my $buf, 0 or next;	1534	aio_read $fh, 0, 512, my $buf, 0 or next;
1152	$buf !~ /^password -------------$/m or next; # official not-valid tag	1535	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1536	}
1153		1537
1154	utf8::decode $login;	1538	utf8::decode $login;
1155	push @logins, $login;	1539	push @logins, $login;
1156	}	1540	}
1157		1541
…		…
1184	}	1568	}
1185		1569
1186	\@paths	1570	\@paths
1187	}	1571	}
1188		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/&/&/g;
		1600	$group =~ s/</</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
1189	=item $player->ext_reply ($msgid, %msg)	1666	=item $player->ext_reply ($msgid, @msg)
1190		1667
1191	Sends an ext reply to the player.	1668	Sends an ext reply to the player.
1192		1669
1193	=cut	1670	=cut
1194		1671
1195	sub ext_reply($$%) {	1672	sub ext_reply($$@) {
1196	my ($self, $id, %msg) = @_;	1673	my ($self, $id, @msg) = @_;
1197		1674
1198	$msg{msgid} = $id;	1675	$self->ns->ext_reply ($id, @msg)
1199
1200	$self->send ("ext " . cf::to_json \%msg);
1201	}	1676	}
1202		1677
1203	=item $player->ext_event ($type, %msg)	1678	=item $player->ext_msg ($type, @msg)
1204		1679
1205	Sends an ext event to the client.	1680	Sends an ext event to the client.
1206		1681
1207	=cut	1682	=cut
1208		1683
1209	sub ext_event($$%) {	1684	sub ext_msg($$@) {
1210	my ($self, $type, %msg) = @_;	1685	my ($self, $type, @msg) = @_;
1211		1686
1212	$self->ns->ext_event ($type, %msg);	1687	$self->ns->ext_msg ($type, @msg);
1213	}	1688	}
1214		1689
1215	=head3 cf::region	1690	=head3 cf::region
1216		1691
1217	=over 4	1692	=over 4
…		…
1220		1695
1221	package cf::region;	1696	package cf::region;
1222		1697
1223	=item cf::region::find_by_path $path	1698	=item cf::region::find_by_path $path
1224		1699
1225	Tries to decuce the probable region for a map knowing only its path.	1700	Tries to decuce the likely region for a map knowing only its path.
1226		1701
1227	=cut	1702	=cut
1228		1703
1229	sub find_by_path($) {	1704	sub find_by_path($) {
1230	my ($path) = @_;	1705	my ($path) = @_;
1231		1706
1232	my ($match, $specificity);	1707	my ($match, $specificity);
1233		1708
1234	for my $region (list) {	1709	for my $region (list) {
1235	if ($region->match && $path =~ $region->match) {	1710	if ($region->{match} && $path =~ $region->{match}) {
1236	($match, $specificity) = ($region, $region->specificity)	1711	($match, $specificity) = ($region, $region->specificity)
1237	if $region->specificity > $specificity;	1712	if $region->specificity > $specificity;
1238	}	1713	}
1239	}	1714	}
1240		1715
…		…
1304	my ($self, $merge) = @_;	1779	my ($self, $merge) = @_;
1305		1780
1306	# we have to keep some variables in memory intact	1781	# we have to keep some variables in memory intact
1307	local $self->{path};	1782	local $self->{path};
1308	local $self->{load_path};	1783	local $self->{load_path};
1309	local $self->{deny_save};
1310	local $self->{deny_reset};
1311		1784
1312	$self->SUPER::thawer_merge ($merge);	1785	$self->SUPER::thawer_merge ($merge);
1313	}	1786	}
1314		1787
1315	sub normalise {	1788	sub normalise {
…		…
1362	$self->init; # pass $1 etc.	1835	$self->init; # pass $1 etc.
1363	return $self;	1836	return $self;
1364	}	1837	}
1365	}	1838	}
1366		1839
1367	Carp::carp "unable to resolve path '$path' (base '$base').";	1840	Carp::cluck "unable to resolve path '$path' (base '$base').";
1368	()	1841	()
1369	}	1842	}
1370		1843
1371	sub init {	1844	sub init {
1372	my ($self) = @_;	1845	my ($self) = @_;
…		…
1415		1888
1416	$_->change_map_light ($change)	1889	$_->change_map_light ($change)
1417	for grep $_->outdoor, values %cf::MAP;	1890	for grep $_->outdoor, values %cf::MAP;
1418	}	1891	}
1419		1892
		1893	sub decay_objects {
		1894	my ($self) = @_;
		1895
		1896	return if $self->{deny_reset};
		1897
		1898	$self->do_decay_objects;
		1899	}
		1900
1420	sub unlink_save {	1901	sub unlink_save {
1421	my ($self) = @_;	1902	my ($self) = @_;
1422		1903
1423	utf8::encode (my $save = $self->save_path);	1904	utf8::encode (my $save = $self->save_path);
1424	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;	1905	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
…		…
1427		1908
1428	sub load_header_from($) {	1909	sub load_header_from($) {
1429	my ($self, $path) = @_;	1910	my ($self, $path) = @_;
1430		1911
1431	utf8::encode $path;	1912	utf8::encode $path;
1432	#aio_open $path, O_RDONLY, 0	1913	my $f = new_from_file cf::object::thawer $path
1433	# or return;
1434
1435	$self->_load_header ($path)
1436	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;
1437		1921
1438	$self->{load_path} = $path;	1922	$self->{load_path} = $path;
1439		1923
1440	1	1924	1
1441	}	1925	}
…		…
1480	$self->load_header_orig	1964	$self->load_header_orig
1481	or return;	1965	or return;
1482	$self->prepare_orig;	1966	$self->prepare_orig;
1483	}	1967	}
1484		1968
		1969	$self->{deny_reset} = 1
		1970	if $self->no_reset;
		1971
1485	$self->default_region (cf::region::find_by_path $self->{path})	1972	$self->default_region (cf::region::find_by_path $self->{path})
1486	unless $self->default_region;	1973	unless $self->default_region;
1487		1974
1488	1	1975	1
1489	}	1976	}
…		…
1492	sub find {	1979	sub find {
1493	my ($path, $origin) = @_;	1980	my ($path, $origin) = @_;
1494		1981
1495	$path = normalise $path, $origin && $origin->path;	1982	$path = normalise $path, $origin && $origin->path;
1496		1983
		1984	cf::lock_wait "map_data:$path";#d#remove
1497	cf::lock_wait "map_find:$path";	1985	cf::lock_wait "map_find:$path";
1498		1986
1499	$cf::MAP{$path} \|\| do {	1987	$cf::MAP{$path} \|\| do {
1500	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
1501	my $map = new_from_path cf::map $path	1991	my $map = new_from_path cf::map $path
1502	or return;	1992	or return;
1503		1993
1504	$map->{last_save} = $cf::RUNTIME;	1994	$map->{last_save} = $cf::RUNTIME;
1505		1995
1506	$map->load_header	1996	$map->load_header
1507	or return;	1997	or return;
1508		1998
1509	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1999	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1510	# doing this can freeze the server in a sync job, obviously	2000	# doing this can freeze the server in a sync job, obviously
1511	#$cf::WAIT_FOR_TICK->wait;	2001	#$cf::WAIT_FOR_TICK->wait;
		2002	undef $guard1;
		2003	undef $guard2;
1512	$map->reset;	2004	$map->reset;
1513	undef $guard;
1514	return find $path;	2005	return find $path;
1515	}	2006	}
1516		2007
1517	$cf::MAP{$path} = $map	2008	$cf::MAP{$path} = $map
1518	}	2009	}
…		…
1527	local $self->{deny_reset} = 1; # loading can take a long time	2018	local $self->{deny_reset} = 1; # loading can take a long time
1528		2019
1529	my $path = $self->{path};	2020	my $path = $self->{path};
1530		2021
1531	{	2022	{
1532	my $guard = cf::lock_acquire "map_load:$path";	2023	my $guard = cf::lock_acquire "map_data:$path";
1533		2024
		2025	return unless $self->valid;
1534	return if $self->in_memory != cf::MAP_SWAPPED;	2026	return unless $self->in_memory == cf::MAP_SWAPPED;
1535		2027
1536	$self->in_memory (cf::MAP_LOADING);	2028	$self->in_memory (cf::MAP_LOADING);
1537		2029
1538	$self->alloc;	2030	$self->alloc;
1539		2031
1540	$self->pre_load;	2032	$self->pre_load;
1541	Coro::cede;	2033	cf::cede_to_tick;
1542		2034
		2035	my $f = new_from_file cf::object::thawer $self->{load_path};
		2036	$f->skip_block;
1543	$self->_load_objects ($self->{load_path}, 1)	2037	$self->_load_objects ($f)
1544	or return;	2038	or return;
1545		2039
1546	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2040	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1547	if delete $self->{load_original};	2041	if delete $self->{load_original};
1548		2042
1549	if (my $uniq = $self->uniq_path) {	2043	if (my $uniq = $self->uniq_path) {
1550	utf8::encode $uniq;	2044	utf8::encode $uniq;
1551	if (aio_open $uniq, O_RDONLY, 0) {	2045	unless (aio_stat $uniq) {
		2046	if (my $f = new_from_file cf::object::thawer $uniq) {
1552	$self->clear_unique_items;	2047	$self->clear_unique_items;
1553	$self->_load_objects ($uniq, 0);	2048	$self->_load_objects ($f);
		2049	$f->resolve_delayed_derefs;
		2050	}
1554	}	2051	}
1555	}	2052	}
1556		2053
1557	Coro::cede;	2054	$f->resolve_delayed_derefs;
		2055
		2056	cf::cede_to_tick;
1558	# now do the right thing for maps	2057	# now do the right thing for maps
1559	$self->link_multipart_objects;	2058	$self->link_multipart_objects;
1560	$self->difficulty ($self->estimate_difficulty)	2059	$self->difficulty ($self->estimate_difficulty)
1561	unless $self->difficulty;	2060	unless $self->difficulty;
1562	Coro::cede;	2061	cf::cede_to_tick;
1563		2062
1564	unless ($self->{deny_activate}) {	2063	unless ($self->{deny_activate}) {
1565	$self->decay_objects;	2064	$self->decay_objects;
1566	$self->fix_auto_apply;	2065	$self->fix_auto_apply;
1567	$self->update_buttons;	2066	$self->update_buttons;
1568	Coro::cede;	2067	cf::cede_to_tick;
1569	$self->set_darkness_map;	2068	$self->set_darkness_map;
1570	Coro::cede;	2069	cf::cede_to_tick;
1571	$self->activate;	2070	$self->activate;
1572	}	2071	}
		2072
		2073	$self->{last_save} = $cf::RUNTIME;
		2074	$self->last_access ($cf::RUNTIME);
1573		2075
1574	$self->in_memory (cf::MAP_IN_MEMORY);	2076	$self->in_memory (cf::MAP_IN_MEMORY);
1575	}	2077	}
1576		2078
1577	$self->post_load;	2079	$self->post_load;
…		…
1581	my ($self, $ob) = @_;	2083	my ($self, $ob) = @_;
1582		2084
1583	return find "~" . $ob->name . "/" . $self->{path}	2085	return find "~" . $ob->name . "/" . $self->{path}
1584	if $self->per_player;	2086	if $self->per_player;
1585		2087
		2088	# return find "?party/" . $ob->name . "/" . $self->{path}
		2089	# if $self->per_party;
		2090
1586	$self	2091	$self
1587	}	2092	}
1588		2093
1589	# find and load all maps in the 3x3 area around a map	2094	# find and load all maps in the 3x3 area around a map
1590	sub load_diag {	2095	sub load_neighbours {
1591	my ($map) = @_;	2096	my ($map) = @_;
1592		2097
1593	my @diag; # diagonal neighbours	2098	my @neigh; # diagonal neighbours
1594		2099
1595	for (0 .. 3) {	2100	for (0 .. 3) {
1596	my $neigh = $map->tile_path ($_)	2101	my $neigh = $map->tile_path ($_)
1597	or next;	2102	or next;
1598	$neigh = find $neigh, $map	2103	$neigh = find $neigh, $map
1599	or next;	2104	or next;
1600	$neigh->load;	2105	$neigh->load;
1601		2106
		2107	push @neigh,
1602	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2108	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1603	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2109	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1604	}	2110	}
1605		2111
1606	for (@diag) {	2112	for (grep defined $_->[0], @neigh) {
		2113	my ($path, $origin) = @$_;
1607	my $neigh = find @$_	2114	my $neigh = find $path, $origin
1608	or next;	2115	or next;
1609	$neigh->load;	2116	$neigh->load;
1610	}	2117	}
1611	}	2118	}
1612		2119
…		…
1617	}	2124	}
1618		2125
1619	sub do_load_sync {	2126	sub do_load_sync {
1620	my ($map) = @_;	2127	my ($map) = @_;
1621		2128
		2129	cf::LOG cf::llevDebug \| cf::logBacktrace, "do_load_sync"
		2130	if $Coro::current == $Coro::main;
		2131
1622	cf::sync_job { $map->load };	2132	cf::sync_job { $map->load };
1623	}	2133	}
1624		2134
1625	our %MAP_PREFETCH;	2135	our %MAP_PREFETCH;
1626	our $MAP_PREFETCHER = undef;	2136	our $MAP_PREFETCHER = undef;
1627		2137
1628	sub find_async {	2138	sub find_async {
1629	my ($path, $origin) = @_;	2139	my ($path, $origin, $load) = @_;
1630		2140
1631	$path = normalise $path, $origin && $origin->{path};	2141	$path = normalise $path, $origin && $origin->{path};
1632		2142
1633	if (my $map = $cf::MAP{$path}) {	2143	if (my $map = $cf::MAP{$path}) {
1634	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2144	return $map if !$load \|\| $map->in_memory == cf::MAP_IN_MEMORY;
1635	}	2145	}
1636		2146
1637	undef $MAP_PREFETCH{$path};	2147	$MAP_PREFETCH{$path} \|= $load;
		2148
1638	$MAP_PREFETCHER \|\|= cf::async {	2149	$MAP_PREFETCHER \|\|= cf::async {
		2150	$Coro::current->{desc} = "map prefetcher";
		2151
1639	while (%MAP_PREFETCH) {	2152	while (%MAP_PREFETCH) {
1640	for my $path (keys %MAP_PREFETCH) {	2153	while (my ($k, $v) = each %MAP_PREFETCH) {
1641	my $map = find $path	2154	if (my $map = find $k) {
1642	or next;
1643	$map->load;	2155	$map->load if $v;
		2156	}
1644		2157
1645	delete $MAP_PREFETCH{$path};	2158	delete $MAP_PREFETCH{$k};
1646	}	2159	}
1647	}	2160	}
1648	undef $MAP_PREFETCHER;	2161	undef $MAP_PREFETCHER;
1649	};	2162	};
1650	$MAP_PREFETCHER->prio (6);	2163	$MAP_PREFETCHER->prio (6);
…		…
1653	}	2166	}
1654		2167
1655	sub save {	2168	sub save {
1656	my ($self) = @_;	2169	my ($self) = @_;
1657		2170
1658	my $lock = cf::lock_acquire "map_data:" . $self->path;	2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
1659		2172
1660	$self->{last_save} = $cf::RUNTIME;	2173	$self->{last_save} = $cf::RUNTIME;
1661		2174
1662	return unless $self->dirty;	2175	return unless $self->dirty;
1663		2176
…		…
1669	return if $self->{deny_save};	2182	return if $self->{deny_save};
1670		2183
1671	local $self->{last_access} = $self->last_access;#d#	2184	local $self->{last_access} = $self->last_access;#d#
1672		2185
1673	cf::async {	2186	cf::async {
		2187	$Coro::current->{desc} = "map player save";
1674	$_->contr->save for $self->players;	2188	$_->contr->save for $self->players;
1675	};	2189	};
1676		2190
1677	if ($uniq) {	2191	if ($uniq) {
1678	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);	2192	$self->_save_objects ($save, cf::IO_HEADER \| cf::IO_OBJECTS);
…		…
1686	my ($self) = @_;	2200	my ($self) = @_;
1687		2201
1688	# save first because save cedes	2202	# save first because save cedes
1689	$self->save;	2203	$self->save;
1690		2204
1691	my $lock = cf::lock_acquire "map_data:" . $self->path;	2205	my $lock = cf::lock_acquire "map_data:$self->{path}";
1692		2206
1693	return if $self->players;	2207	return if $self->players;
1694	return if $self->in_memory != cf::MAP_IN_MEMORY;	2208	return if $self->in_memory != cf::MAP_IN_MEMORY;
1695	return if $self->{deny_save};	2209	return if $self->{deny_save};
1696		2210
		2211	$self->in_memory (cf::MAP_SWAPPED);
		2212
		2213	$self->deactivate;
		2214	$_->clear_links_to ($self) for values %cf::MAP;
1697	$self->clear;	2215	$self->clear;
1698	$self->in_memory (cf::MAP_SWAPPED);
1699	}	2216	}
1700		2217
1701	sub reset_at {	2218	sub reset_at {
1702	my ($self) = @_;	2219	my ($self) = @_;
1703		2220
1704	# TODO: safety, remove and allow resettable per-player maps	2221	# TODO: safety, remove and allow resettable per-player maps
1705	return 1e99 if $self->isa ("ext::map_per_player");#d#
1706	return 1e99 if $self->{deny_reset};	2222	return 1e99 if $self->{deny_reset};
1707		2223
1708	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2224	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1709	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;	2225	my $to = List::Util::min $MAX_RESET, $self->reset_timeout \|\| $DEFAULT_RESET;
1710		2226
…		…
1721	my ($self) = @_;	2237	my ($self) = @_;
1722		2238
1723	my $lock = cf::lock_acquire "map_data:$self->{path}";	2239	my $lock = cf::lock_acquire "map_data:$self->{path}";
1724		2240
1725	return if $self->players;	2241	return if $self->players;
1726	return if $self->isa ("ext::map_per_player");#d#
1727		2242
1728	warn "resetting map ", $self->path;#d#	2243	warn "resetting map ", $self->path;
1729		2244
1730	$self->in_memory (cf::MAP_SWAPPED);	2245	$self->in_memory (cf::MAP_SWAPPED);
1731		2246
1732	# need to save uniques path	2247	# need to save uniques path
1733	unless ($self->{deny_save}) {	2248	unless ($self->{deny_save}) {
…		…
1737	if $uniq;	2252	if $uniq;
1738	}	2253	}
1739		2254
1740	delete $cf::MAP{$self->path};	2255	delete $cf::MAP{$self->path};
1741		2256
		2257	$self->deactivate;
		2258	$_->clear_links_to ($self) for values %cf::MAP;
1742	$self->clear;	2259	$self->clear;
1743
1744	$_->clear_links_to ($self) for values %cf::MAP;
1745		2260
1746	$self->unlink_save;	2261	$self->unlink_save;
1747	$self->destroy;	2262	$self->destroy;
1748	}	2263	}
1749		2264
1750	my $nuke_counter = "aaaa";	2265	my $nuke_counter = "aaaa";
1751		2266
1752	sub nuke {	2267	sub nuke {
1753	my ($self) = @_;	2268	my ($self) = @_;
1754		2269
		2270	{
		2271	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2272
1755	delete $cf::MAP{$self->path};	2273	delete $cf::MAP{$self->path};
1756		2274
1757	$self->unlink_save;	2275	$self->unlink_save;
1758		2276
1759	bless $self, "cf::map";	2277	bless $self, "cf::map";
1760	delete $self->{deny_reset};	2278	delete $self->{deny_reset};
1761	$self->{deny_save} = 1;	2279	$self->{deny_save} = 1;
1762	$self->reset_timeout (1);	2280	$self->reset_timeout (1);
1763	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2281	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1764		2282
1765	$cf::MAP{$self->path} = $self;	2283	$cf::MAP{$self->path} = $self;
		2284	}
1766		2285
1767	$self->reset; # polite request, might not happen	2286	$self->reset; # polite request, might not happen
		2287	}
		2288
		2289	=item $maps = cf::map::tmp_maps
		2290
		2291	Returns an arrayref with all map paths of currently instantiated and saved
		2292	maps. May block.
		2293
		2294	=cut
		2295
		2296	sub tmp_maps() {
		2297	[
		2298	map {
		2299	utf8::decode $_;
		2300	/\.map$/
		2301	? normalise $_
		2302	: ()
		2303	} @{ aio_readdir $TMPDIR or [] }
		2304	]
		2305	}
		2306
		2307	=item $maps = cf::map::random_maps
		2308
		2309	Returns an arrayref with all map paths of currently instantiated and saved
		2310	random maps. May block.
		2311
		2312	=cut
		2313
		2314	sub random_maps() {
		2315	[
		2316	map {
		2317	utf8::decode $_;
		2318	/\.map$/
		2319	? normalise "?random/$_"
		2320	: ()
		2321	} @{ aio_readdir $RANDOMDIR or [] }
		2322	]
1768	}	2323	}
1769		2324
1770	=item cf::map::unique_maps	2325	=item cf::map::unique_maps
1771		2326
1772	Returns an arrayref of paths of all shared maps that have	2327	Returns an arrayref of paths of all shared maps that have
1773	instantiated unique items. May block.	2328	instantiated unique items. May block.
1774		2329
1775	=cut	2330	=cut
1776		2331
1777	sub unique_maps() {	2332	sub unique_maps() {
1778	my $files = aio_readdir $UNIQUEDIR	2333	[
1779	or return;	2334	map {
1780
1781	my @paths;
1782
1783	for (@$files) {
1784	utf8::decode $_;	2335	utf8::decode $_;
1785	next if /\.pst$/;	2336	/\.map$/
1786	next unless /^$PATH_SEP/o;	2337	? normalise $_
1787		2338	: ()
1788	push @paths, cf::map::normalise $_;	2339	} @{ aio_readdir $UNIQUEDIR or [] }
1789	}	2340	]
1790
1791	\@paths
1792	}	2341	}
1793		2342
1794	package cf;	2343	package cf;
1795		2344
1796	=back	2345	=back
…		…
1814	map { $_, inv_recursive_ $_->inv } @_	2363	map { $_, inv_recursive_ $_->inv } @_
1815	}	2364	}
1816		2365
1817	sub inv_recursive {	2366	sub inv_recursive {
1818	inv_recursive_ inv $_[0]	2367	inv_recursive_ inv $_[0]
		2368	}
		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	}
1819	}	2396	}
1820		2397
1821	package cf;	2398	package cf;
1822		2399
1823	=back	2400	=back
…		…
1842		2419
1843	$flags = cf::NDI_BROWN \| cf::NDI_UNIQUE unless @_ >= 4;	2420	$flags = cf::NDI_BROWN \| cf::NDI_UNIQUE unless @_ >= 4;
1844		2421
1845	if ($self->{record_replies}) {	2422	if ($self->{record_replies}) {
1846	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2423	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2424
1847	} else {	2425	} else {
		2426	my $pl = $self->contr;
		2427
		2428	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2429	my $dialog = $pl->{npc_dialog};
		2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2431
		2432	} else {
1848	$msg = $npc->name . " says: $msg" if $npc;	2433	$msg = $npc->name . " says: $msg" if $npc;
1849	$self->message ($msg, $flags);	2434	$self->message ($msg, $flags);
		2435	}
1850	}	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 (@_);
1851	}	2447	}
1852		2448
1853	=item $player_object->may ("access")	2449	=item $player_object->may ("access")
1854		2450
1855	Returns wether the given player is authorized to access resource "access"	2451	Returns wether the given player is authorized to access resource "access"
…		…
1934	# use -1 or undef as default coordinates, not 0, 0	2530	# use -1 or undef as default coordinates, not 0, 0
1935	($x, $y) = ($map->enter_x, $map->enter_y)	2531	($x, $y) = ($map->enter_x, $map->enter_y)
1936	if $x <=0 && $y <= 0;	2532	if $x <=0 && $y <= 0;
1937		2533
1938	$map->load;	2534	$map->load;
1939	$map->load_diag;	2535	$map->load_neighbours;
1940		2536
1941	return unless $self->contr->active;	2537	return unless $self->contr->active;
1942	$self->activate_recursive;	2538	$self->activate_recursive;
1943		2539
1944	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2540	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1945	$self->enter_map ($map, $x, $y);	2541	$self->enter_map ($map, $x, $y);
1946	}	2542	}
1947		2543
1948	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1949		2545
1950	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
1951	her, loading and preparing them map, calling the provided $check callback	2547	her, loading and preparing them map, calling the provided $check callback
1952	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
1953	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.
1954		2551
1955	=cut	2552	=cut
1956		2553
1957	our $GOTOGEN;	2554	our $GOTOGEN;
1958		2555
1959	sub cf::object::player::goto {	2556	sub cf::object::player::goto {
1960	my ($self, $path, $x, $y, $check) = @_;	2557	my ($self, $path, $x, $y, $check, $done) = @_;
1961		2558
1962	# 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
1963	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2560	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1964		2561
1965	$self->enter_link;	2562	$self->enter_link;
1966		2563
1967	(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
1968	my $map = eval {	2586	my $map = eval {
1969	my $map = cf::map::find $path;	2587	my $map = defined $path ? cf::map::find $path : undef;
1970		2588
1971	if ($map) {	2589	if ($map) {
1972	$map = $map->customise_for ($self);	2590	$map = $map->customise_for ($self);
1973	$map = $check->($map) if $check && $map;	2591	$map = $check->($map) if $check && $map;
1974	} else {	2592	} else {
1975	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE \| cf::NDI_RED);	2593	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE \| cf::NDI_RED);
1976	}	2594	}
1977		2595
1978	$map	2596	$map
1979	};	2597	};
1980		2598
…		…
1985		2603
1986	if ($gen == $self->{_goto_generation}) {	2604	if ($gen == $self->{_goto_generation}) {
1987	delete $self->{_goto_generation};	2605	delete $self->{_goto_generation};
1988	$self->leave_link ($map, $x, $y);	2606	$self->leave_link ($map, $x, $y);
1989	}	2607	}
		2608
		2609	$done->() if $done;
1990	})->prio (1);	2610	})->prio (1);
1991	}	2611	}
1992		2612
1993	=item $player_object->enter_exit ($exit_object)	2613	=item $player_object->enter_exit ($exit_object)
1994		2614
…		…
2031	$rmp->{origin_y} = $exit->y;	2651	$rmp->{origin_y} = $exit->y;
2032	}	2652	}
2033		2653
2034	$rmp->{random_seed} \|\|= $exit->random_seed;	2654	$rmp->{random_seed} \|\|= $exit->random_seed;
2035		2655
2036	my $data = cf::to_json $rmp;	2656	my $data = cf::encode_json $rmp;
2037	my $md5 = Digest::MD5::md5_hex $data;	2657	my $md5 = Digest::MD5::md5_hex $data;
2038	my $meta = "$RANDOMDIR/$md5.meta";	2658	my $meta = "$RANDOMDIR/$md5.meta";
2039		2659
2040	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {	2660	if (my $fh = aio_open "$meta~", O_WRONLY \| O_CREAT, 0666) {
2041	aio_write $fh, 0, (length $data), $data, 0;	2661	aio_write $fh, 0, (length $data), $data, 0;
…		…
2063	my $hp = $exit->stats->hp;	2683	my $hp = $exit->stats->hp;
2064	my $sp = $exit->stats->sp;	2684	my $sp = $exit->stats->sp;
2065		2685
2066	$self->enter_link;	2686	$self->enter_link;
2067		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
2068	(async {	2692	(async {
		2693	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2694
2069	$self->deactivate_recursive; # just to be sure	2695	$self->deactivate_recursive; # just to be sure
2070	unless (eval {	2696	unless (eval {
2071	$self->goto ($slaying, $hp, $sp);	2697	$self->goto ($slaying, $hp, $sp);
2072		2698
2073	1;	2699	1;
…		…
2099		2725
2100	utf8::encode $text;	2726	utf8::encode $text;
2101	$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);
2102	}	2728	}
2103		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
2104	=item $client->ext_event ($type, %msg)	2854	=item $client->ext_msg ($type, @msg)
2105		2855
2106	Sends an exti event to the client.	2856	Sends an ext event to the client.
2107		2857
2108	=cut	2858	=cut
2109		2859
2110	sub cf::client::ext_event($$%) {	2860	sub cf::client::ext_msg($$@) {
2111	my ($self, $type, %msg) = @_;	2861	my ($self, $type, @msg) = @_;
2112		2862
		2863	if ($self->extcmd == 2) {
		2864	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2865	} elsif ($self->extcmd == 1) { # TODO: remove
2113	$msg{msgtype} = "event_$type";	2866	push @msg, msgtype => "event_$type";
2114	$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	}
2115	}	2887	}
2116		2888
2117	=item $success = $client->query ($flags, "text", \&cb)	2889	=item $success = $client->query ($flags, "text", \&cb)
2118		2890
2119	Queues a query to the client, calling the given callback with	2891	Queues a query to the client, calling the given callback with
2120	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>,
2121	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>.
2122		2894
2123	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
2124	reliable at some point in the future.	2896	become reliable at some point in the future.
2125		2897
2126	=cut	2898	=cut
2127		2899
2128	sub cf::client::query {	2900	sub cf::client::query {
2129	my ($self, $flags, $text, $cb) = @_;	2901	my ($self, $flags, $text, $cb) = @_;
…		…
2137	utf8::encode $text;	2909	utf8::encode $text;
2138	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2910	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2139		2911
2140	$self->send_packet ($self->{query_queue}[0][0])	2912	$self->send_packet ($self->{query_queue}[0][0])
2141	if @{ $self->{query_queue} } == 1;	2913	if @{ $self->{query_queue} } == 1;
		2914
		2915	1
2142	}	2916	}
2143		2917
2144	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	},
2145	on_reply => sub {	2924	on_reply => sub {
2146	my ($ns, $msg) = @_;	2925	my ($ns, $msg) = @_;
2147		2926
2148	# this weird shuffling is so that direct followup queries	2927	# this weird shuffling is so that direct followup queries
2149	# get handled first	2928	# get handled first
…		…
2161	} else {	2940	} else {
2162	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2941	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2163	}	2942	}
2164	}	2943	}
2165	},	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	},
2166	);	2971	);
2167		2972
2168	=item $client->async (\&cb)	2973	=item $client->async (\&cb)
2169		2974
2170	Create a new coroutine, running the specified callback. The coroutine will	2975	Create a new coroutine, running the specified callback. The coroutine will
…		…
2211	our $safe = new Safe "safe";	3016	our $safe = new Safe "safe";
2212	our $safe_hole = new Safe::Hole;	3017	our $safe_hole = new Safe::Hole;
2213		3018
2214	$SIG{FPE} = 'IGNORE';	3019	$SIG{FPE} = 'IGNORE';
2215		3020
2216	$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	));
2217		3026
2218	# here we export the classes and methods available to script code	3027	# here we export the classes and methods available to script code
2219		3028
2220	=pod	3029	=pod
2221		3030
2222	The following functions and methods are available within a safe environment:	3031	The following functions and methods are available within a safe environment:
2223		3032
2224	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
2225	cf::object::player player	3037	cf::object::player
2226	cf::player peaceful	3038	player
2227	cf::map trigger	3039
		3040	cf::player
		3041	peaceful
		3042
		3043	cf::map
		3044	trigger
2228		3045
2229	=cut	3046	=cut
2230		3047
2231	for (	3048	for (
2232	["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)],
2233	["cf::object::player" => qw(player)],	3052	["cf::object::player" => qw(player)],
2234	["cf::player" => qw(peaceful)],	3053	["cf::player" => qw(peaceful)],
2235	["cf::map" => qw(trigger)],	3054	["cf::map" => qw(trigger)],
2236	) {	3055	) {
2237	no strict 'refs';	3056	no strict 'refs';
…		…
2308	=back	3127	=back
2309		3128
2310	=cut	3129	=cut
2311		3130
2312	#############################################################################	3131	#############################################################################
2313
2314	=head2 EXTENSION DATABASE SUPPORT
2315
2316	Crossfire maintains a very simple database for extension use. It can
2317	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2318	convert to/from binary).
2319
2320	The parameter C<$family> should best start with the name of the extension
2321	using it, it should be unique.
2322
2323	=over 4
2324
2325	=item $value = cf::db_get $family => $key
2326
2327	Returns a single value from the database.
2328
2329	=item cf::db_put $family => $key => $value
2330
2331	Stores the given C<$value> in the family.
2332
2333	=cut
2334
2335	our $DB;
2336
2337	sub db_init {
2338	unless ($DB) {
2339	$DB = BDB::db_create $DB_ENV;
2340
2341	cf::sync_job {
2342	eval {
2343	$DB->set_flags (BDB::CHKSUM);
2344
2345	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2346	BDB::CREATE \| BDB::AUTO_COMMIT, 0666;
2347	cf::cleanup "db_open(db): $!" if $!;
2348	};
2349	cf::cleanup "db_open(db): $@" if $@;
2350	};
2351	}
2352	}
2353
2354	sub db_get($$) {
2355	my $key = "$_[0]/$_[1]";
2356
2357	cf::sync_job {
2358	BDB::db_get $DB, undef, $key, my $data;
2359
2360	$! ? ()
2361	: $data
2362	}
2363	}
2364
2365	sub db_put($$$) {
2366	BDB::dbreq_pri 4;
2367	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2368	}
2369
2370	=item cf::cache $id => [$paths...], $processversion => $process
2371
2372	Generic caching function that returns the value of the resource $id,
2373	caching and regenerating as required.
2374
2375	This function can block.
2376
2377	=cut
2378
2379	sub cache {
2380	my ($id, $src, $processversion, $process) = @_;
2381
2382	my $meta =
2383	join "\x00",
2384	$processversion,
2385	map {
2386	aio_stat $_
2387	and Carp::croak "$_: $!";
2388
2389	($_, (stat _)[7,9])
2390	} @$src;
2391
2392	my $dbmeta = db_get cache => "$id/meta";
2393	if ($dbmeta ne $meta) {
2394	# changed, we may need to process
2395
2396	my @data;
2397	my $md5;
2398
2399	for (0 .. $#$src) {
2400	0 <= aio_load $src->[$_], $data[$_]
2401	or Carp::croak "$src->[$_]: $!";
2402	}
2403
2404	# if processing is expensive, check
2405	# checksum first
2406	if (1) {
2407	$md5 =
2408	join "\x00",
2409	$processversion,
2410	map {
2411	Coro::cede;
2412	($src->[$_], Digest::MD5::md5_hex $data[$_])
2413	} 0.. $#$src;
2414
2415
2416	my $dbmd5 = db_get cache => "$id/md5";
2417	if ($dbmd5 eq $md5) {
2418	db_put cache => "$id/meta", $meta;
2419
2420	return db_get cache => "$id/data";
2421	}
2422	}
2423
2424	my $t1 = Time::HiRes::time;
2425	my $data = $process->(\@data);
2426	my $t2 = Time::HiRes::time;
2427
2428	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2429
2430	db_put cache => "$id/data", $data;
2431	db_put cache => "$id/md5" , $md5;
2432	db_put cache => "$id/meta", $meta;
2433
2434	return $data;
2435	}
2436
2437	db_get cache => "$id/data"
2438	}
2439
2440	=item fork_call { }, $args
2441
2442	Executes the given code block with the given arguments in a seperate
2443	process, returning the results. Everything must be serialisable with
2444	Coro::Storable. May, of course, block. Note that the executed sub may
2445	never block itself or use any form of Event handling.
2446
2447	=cut
2448
2449	sub fork_call(&@) {
2450	my ($cb, @args) = @_;
2451
2452	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2453	# or die "socketpair: $!";
2454	pipe my $fh1, my $fh2
2455	or die "pipe: $!";
2456
2457	if (my $pid = fork) {
2458	close $fh2;
2459
2460	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2461	$res = Coro::Storable::thaw $res;
2462
2463	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2464
2465	die $$res unless "ARRAY" eq ref $res;
2466
2467	return wantarray ? @$res : $res->[-1];
2468	} else {
2469	reset_signals;
2470	local $SIG{__WARN__};
2471	local $SIG{__DIE__};
2472	eval {
2473	close $fh1;
2474
2475	my @res = eval { $cb->(@args) };
2476	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2477	};
2478
2479	warn $@ if $@;
2480	_exit 0;
2481	}
2482	}
2483
2484	#############################################################################
2485	# the server's init and main functions	3132	# the server's init and main functions
2486		3133
2487	sub load_facedata($) {	3134	sub load_facedata($) {
2488	my ($path) = @_;	3135	my ($path) = @_;
		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;
2489		3142
2490	warn "loading facedata from $path\n";	3143	warn "loading facedata from $path\n";
2491		3144
2492	my $facedata;	3145	my $facedata;
2493	0 < aio_load $path, $facedata	3146	0 < aio_load $path, $facedata
…		…
2496	$facedata = Coro::Storable::thaw $facedata;	3149	$facedata = Coro::Storable::thaw $facedata;
2497		3150
2498	$facedata->{version} == 2	3151	$facedata->{version} == 2
2499	or cf::cleanup "$path: version mismatch, cannot proceed.";	3152	or cf::cleanup "$path: version mismatch, cannot proceed.";
2500		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
2501	{	3161	{
2502	my $faces = $facedata->{faceinfo};	3162	my $faces = $facedata->{faceinfo};
2503		3163
2504	while (my ($face, $info) = each %$faces) {	3164	while (my ($face, $info) = each %$faces) {
2505	my $idx = (cf::face::find $face) \|\| cf::face::alloc $face;	3165	my $idx = (cf::face::find $face) \|\| cf::face::alloc $face;
		3166
2506	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3167	cf::face::set_visibility $idx, $info->{visibility};
		3168	cf::face::set_magicmap $idx, $info->{magicmap};
2507	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3169	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2508	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3170	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2509	Coro::cede;	3171
		3172	cf::cede_to_tick;
2510	}	3173	}
2511		3174
2512	while (my ($face, $info) = each %$faces) {	3175	while (my ($face, $info) = each %$faces) {
2513	next unless $info->{smooth};	3176	next unless $info->{smooth};
		3177
2514	my $idx = cf::face::find $face	3178	my $idx = cf::face::find $face
2515	or next;	3179	or next;
		3180
2516	if (my $smooth = cf::face::find $info->{smooth}) {	3181	if (my $smooth = cf::face::find $info->{smooth}) {
		3182	cf::face::set_smooth $idx, $smooth;
2517	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3183	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2518	} else {	3184	} else {
2519	warn "smooth face '$info->{smooth}' not found for face '$face'";	3185	warn "smooth face '$info->{smooth}' not found for face '$face'";
2520	}	3186	}
2521	Coro::cede;	3187
		3188	cf::cede_to_tick;
2522	}	3189	}
2523	}	3190	}
2524		3191
2525	{	3192	{
2526	my $anims = $facedata->{animinfo};	3193	my $anims = $facedata->{animinfo};
2527		3194
2528	while (my ($anim, $info) = each %$anims) {	3195	while (my ($anim, $info) = each %$anims) {
2529	cf::anim::set $anim, $info->{frames}, $info->{facings};	3196	cf::anim::set $anim, $info->{frames}, $info->{facings};
2530	Coro::cede;	3197	cf::cede_to_tick;
2531	}	3198	}
2532		3199
2533	cf::anim::invalidate_all; # d'oh	3200	cf::anim::invalidate_all; # d'oh
2534	}	3201	}
2535		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
2536	1	3238	1
2537	}	3239	}
2538		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, $v);
		3266	}
		3267	};
		3268
2539	sub reload_regions {	3269	sub reload_regions {
		3270	# HACK to clear player env face cache, we need some signal framework
		3271	# for this (global event?)
		3272	%ext::player_env::MUSIC_FACE_CACHE = ();
		3273
2540	load_resource_file "$MAPDIR/regions"	3274	load_resource_file "$MAPDIR/regions"
2541	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 $_->{match};
		3280	}
2542	}	3281	}
2543		3282
2544	sub reload_facedata {	3283	sub reload_facedata {
2545	load_facedata "$DATADIR/facedata"	3284	load_facedata "$DATADIR/facedata"
2546	or die "unable to load facedata\n";	3285	or die "unable to load facedata\n";
2547	}	3286	}
2548		3287
2549	sub reload_archetypes {	3288	sub reload_archetypes {
2550	load_resource_file "$DATADIR/archetypes"	3289	load_resource_file "$DATADIR/archetypes"
2551	or die "unable to load archetypes\n";	3290	or die "unable to load archetypes\n";
		3291	#d# NEED to laod twice to resolve forward references
		3292	# this really needs to be done in an extra post-pass
		3293	# (which needs to be synchronous, so solve it differently)
		3294	load_resource_file "$DATADIR/archetypes"
		3295	or die "unable to load archetypes\n";
2552	}	3296	}
2553		3297
2554	sub reload_treasures {	3298	sub reload_treasures {
2555	load_resource_file "$DATADIR/treasures"	3299	load_resource_file "$DATADIR/treasures"
2556	or die "unable to load treasurelists\n";	3300	or die "unable to load treasurelists\n";
…		…
2559	sub reload_resources {	3303	sub reload_resources {
2560	warn "reloading resource files...\n";	3304	warn "reloading resource files...\n";
2561		3305
2562	reload_regions;	3306	reload_regions;
2563	reload_facedata;	3307	reload_facedata;
		3308	#reload_archetypes;#d#
2564	reload_archetypes;	3309	reload_archetypes;
2565	reload_treasures;	3310	reload_treasures;
2566		3311
2567	warn "finished reloading resource files\n";	3312	warn "finished reloading resource files\n";
2568	}	3313	}
2569		3314
2570	sub init {	3315	sub init {
2571	reload_resources;	3316	reload_resources;
2572	}	3317	}
2573		3318
2574	sub cfg_load {	3319	sub reload_config {
2575	open my $fh, "<:utf8", "$CONFDIR/config"	3320	open my $fh, "<:utf8", "$CONFDIR/config"
2576	or return;	3321	or return;
2577		3322
2578	local $/;	3323	local $/;
2579	*CFG = YAML::Syck::Load <$fh>;	3324	*CFG = YAML::Load <$fh>;
2580		3325
2581	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];	3326	$EMERGENCY_POSITION = $CFG{emergency_position} \|\| ["/world/world_105_115", 5, 37];
2582		3327
2583	$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};
2584	$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};
…		…
2595	sub main {	3340	sub main {
2596	# we must not ever block the main coroutine	3341	# we must not ever block the main coroutine
2597	local $Coro::idle = sub {	3342	local $Coro::idle = sub {
2598	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#
2599	(async {	3344	(async {
2600	Event::one_event;	3345	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3346	EV::loop EV::LOOP_ONESHOT;
2601	})->prio (Coro::PRIO_MAX);	3347	})->prio (Coro::PRIO_MAX);
2602	};	3348	};
2603		3349
2604	cfg_load;	3350	reload_config;
2605	db_init;	3351	db_init;
2606	load_extensions;	3352	load_extensions;
2607		3353
2608	$TICK_WATCHER->start;	3354	$TICK_WATCHER->start;
		3355	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2609	Event::loop;	3356	EV::loop;
2610	}	3357	}
2611		3358
2612	#############################################################################	3359	#############################################################################
2613	# initialisation and cleanup	3360	# initialisation and cleanup
2614		3361
2615	# install some emergency cleanup handlers	3362	# install some emergency cleanup handlers
2616	BEGIN {	3363	BEGIN {
		3364	our %SIGWATCHER = ();
2617	for my $signal (qw(INT HUP TERM)) {	3365	for my $signal (qw(INT HUP TERM)) {
2618	Event->signal (	3366	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2619	reentrant => 0,
2620	data => WF_AUTOCANCEL,
2621	signal => $signal,
2622	prio => 0,
2623	cb => sub {
2624	cf::cleanup "SIG$signal";	3367	cf::cleanup "SIG$signal";
2625	},
2626	);	3368	};
		3369	}
		3370	}
		3371
		3372	sub write_runtime {
		3373	my $runtime = "$LOCALDIR/runtime";
		3374
		3375	# first touch the runtime file to show we are still running:
		3376	# the fsync below can take a very very long time.
		3377
		3378	IO::AIO::aio_utime $runtime, undef, undef;
		3379
		3380	my $guard = cf::lock_acquire "write_runtime";
		3381
		3382	my $fh = aio_open "$runtime~", O_WRONLY \| O_CREAT, 0644
		3383	or return;
		3384
		3385	my $value = $cf::RUNTIME + 90 + 10;
		3386	# 10 is the runtime save interval, for a monotonic clock
		3387	# 60 allows for the watchdog to kill the server.
		3388
		3389	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3390	and return;
		3391
		3392	# always fsync - this file is important
		3393	aio_fsync $fh
		3394	and return;
		3395
		3396	# touch it again to show we are up-to-date
		3397	aio_utime $fh, undef, undef;
		3398
		3399	close $fh
		3400	or return;
		3401
		3402	aio_rename "$runtime~", $runtime
		3403	and return;
		3404
		3405	warn "runtime file written.\n";
		3406
2627	}	3407	1
2628	}	3408	}
2629		3409
2630	sub emergency_save() {	3410	sub emergency_save() {
2631	my $freeze_guard = cf::freeze_mainloop;	3411	my $freeze_guard = cf::freeze_mainloop;
2632		3412
…		…
2638	# and maps saved/destroyed asynchronously.	3418	# and maps saved/destroyed asynchronously.
2639	warn "begin emergency player save\n";	3419	warn "begin emergency player save\n";
2640	for my $login (keys %cf::PLAYER) {	3420	for my $login (keys %cf::PLAYER) {
2641	my $pl = $cf::PLAYER{$login} or next;	3421	my $pl = $cf::PLAYER{$login} or next;
2642	$pl->valid or next;	3422	$pl->valid or next;
		3423	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2643	$pl->save;	3424	$pl->save;
2644	}	3425	}
2645	warn "end emergency player save\n";	3426	warn "end emergency player save\n";
2646		3427
2647	warn "begin emergency map save\n";	3428	warn "begin emergency map save\n";
…		…
2686	warn "syncing database to disk";	3467	warn "syncing database to disk";
2687	BDB::db_env_txn_checkpoint $DB_ENV;	3468	BDB::db_env_txn_checkpoint $DB_ENV;
2688		3469
2689	# 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
2690		3471
2691	warn "cancelling all WF_AUTOCANCEL watchers";
2692	for (Event::all_watchers) {
2693	$_->cancel if $_->data & WF_AUTOCANCEL;
2694	}
2695
2696	warn "flushing outstanding aio requests";	3472	warn "flushing outstanding aio requests";
2697	for (;;) {	3473	for (;;) {
2698	BDB::flush;	3474	BDB::flush;
2699	IO::AIO::flush;	3475	IO::AIO::flush;
2700	Coro::cede;	3476	Coro::cede_notself;
2701	last unless IO::AIO::nreqs \|\| BDB::nreqs;	3477	last unless IO::AIO::nreqs \|\| BDB::nreqs;
2702	warn "iterate...";	3478	warn "iterate...";
2703	}	3479	}
2704		3480
2705	++$RELOAD;	3481	++$RELOAD;
…		…
2709	%EXT_CORO = ();	3485	%EXT_CORO = ();
2710		3486
2711	warn "removing commands";	3487	warn "removing commands";
2712	%COMMAND = ();	3488	%COMMAND = ();
2713		3489
2714	warn "removing ext commands";	3490	warn "removing ext/exti commands";
2715	%EXTCMD = ();	3491	%EXTCMD = ();
		3492	%EXTICMD = ();
2716		3493
2717	warn "unloading/nuking all extensions";	3494	warn "unloading/nuking all extensions";
2718	for my $pkg (@EXTS) {	3495	for my $pkg (@EXTS) {
2719	warn "... unloading $pkg";	3496	warn "... unloading $pkg";
2720		3497
…		…
2763	warn "reloading cf.pm";	3540	warn "reloading cf.pm";
2764	require cf;	3541	require cf;
2765	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3542	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2766		3543
2767	warn "loading config and database again";	3544	warn "loading config and database again";
2768	cf::cfg_load;	3545	cf::reload_config;
2769		3546
2770	warn "loading extensions";	3547	warn "loading extensions";
2771	cf::load_extensions;	3548	cf::load_extensions;
2772		3549
2773	warn "reattaching attachments to objects/players";	3550	warn "reattaching attachments to objects/players";
…		…
2780	warn "leaving sync_job";	3557	warn "leaving sync_job";
2781		3558
2782	1	3559	1
2783	} or do {	3560	} or do {
2784	warn $@;	3561	warn $@;
2785	warn "error while reloading, exiting.";	3562	cf::cleanup "error while reloading, exiting.";
2786	exit 1;
2787	};	3563	};
2788		3564
2789	warn "reloaded";	3565	warn "reloaded";
2790	};	3566	};
2791		3567
…		…
2793		3569
2794	sub reload_perl() {	3570	sub reload_perl() {
2795	# doing reload synchronously and two reloads happen back-to-back,	3571	# doing reload synchronously and two reloads happen back-to-back,
2796	# coro crashes during coro_state_free->destroy here.	3572	# coro crashes during coro_state_free->destroy here.
2797		3573
2798	$RELOAD_WATCHER \|\|= Event->timer (	3574	$RELOAD_WATCHER \|\|= EV::timer 0, 0, sub {
2799	reentrant => 0,
2800	after => 0,
2801	data => WF_AUTOCANCEL,
2802	cb => sub {
2803	do_reload_perl;	3575	do_reload_perl;
2804	undef $RELOAD_WATCHER;	3576	undef $RELOAD_WATCHER;
2805	},
2806	);	3577	};
2807	}	3578	}
2808		3579
2809	register_command "reload" => sub {	3580	register_command "reload" => sub {
2810	my ($who, $arg) = @_;	3581	my ($who, $arg) = @_;
2811		3582
2812	if ($who->flag (FLAG_WIZ)) {	3583	if ($who->flag (FLAG_WIZ)) {
2813	$who->message ("reloading server.");	3584	$who->message ("reloading server.");
		3585	async {
		3586	$Coro::current->{desc} = "perl_reload";
2814	async { reload_perl };	3587	reload_perl;
		3588	};
2815	}	3589	}
2816	};	3590	};
2817		3591
2818	unshift @INC, $LIBDIR;	3592	unshift @INC, $LIBDIR;
2819		3593
…		…
2838	my $signal = new Coro::Signal;	3612	my $signal = new Coro::Signal;
2839	push @WAIT_FOR_TICK_BEGIN, $signal;	3613	push @WAIT_FOR_TICK_BEGIN, $signal;
2840	$signal->wait;	3614	$signal->wait;
2841	}	3615	}
2842		3616
2843	my $min = 1e6;#d#	3617	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
2844	my $avg = 10;
2845	$TICK_WATCHER = Event->timer (
2846	reentrant => 0,
2847	parked => 1,
2848	prio => 0,
2849	at => $NEXT_TICK \|\| $TICK,
2850	data => WF_AUTOCANCEL,
2851	cb => sub {
2852	if ($Coro::current != $Coro::main) {	3618	if ($Coro::current != $Coro::main) {
2853	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3619	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2854	unless ++$bug_warning > 10;	3620	unless ++$bug_warning > 10;
2855	return;	3621	return;
2856	}	3622	}
2857		3623
2858	$NOW = $tick_start = Event::time;	3624	$NOW = $tick_start = EV::now;
2859		3625
2860	cf::server_tick; # one server iteration	3626	cf::server_tick; # one server iteration
2861		3627
2862	0 && sync_job {#d#	3628	$RUNTIME += $TICK;
2863	for(1..10) {	3629	$NEXT_TICK = $_[0]->at;
2864	my $t = Event::time;
2865	my $map = my $map = new_from_path cf::map "/tmp/x.map"
2866	or die;
2867		3630
2868	$map->width (50);	3631	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2869	$map->height (50);	3632	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2870	$map->alloc;	3633	Coro::async_pool {
2871	$map->_load_objects ("/tmp/x.map", 1);	3634	$Coro::current->{desc} = "runtime saver";
2872	my $t = Event::time - $t;	3635	write_runtime
2873		3636	or warn "ERROR: unable to write runtime file: $!";
2874	#next unless $t < 0.0013;#d#
2875	if ($t < $min) {
2876	$min = $t;
2877	}
2878	$avg = $avg * 0.99 + $t * 0.01;
2879	}
2880	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2881	exit 0;
2882	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2883	};	3637	};
		3638	}
2884		3639
2885	$RUNTIME += $TICK;
2886	$NEXT_TICK += $TICK;
2887
2888	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2889	$NEXT_RUNTIME_WRITE = $NOW + 10;
2890	Coro::async_pool {
2891	write_runtime
2892	or warn "ERROR: unable to write runtime file: $!";
2893	};
2894	}
2895
2896	# my $AFTER = Event::time;
2897	# warn $AFTER - $NOW;#d#
2898
2899	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3640	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2900	$sig->send;	3641	$sig->send;
2901	}	3642	}
2902	while (my $sig = shift @WAIT_FOR_TICK) {	3643	while (my $sig = shift @WAIT_FOR_TICK) {
2903	$sig->send;	3644	$sig->send;
2904	}	3645	}
2905		3646
2906	$NOW = Event::time;
2907
2908	# if we are delayed by four ticks or more, skip them all
2909	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2910
2911	$TICK_WATCHER->at ($NEXT_TICK);
2912	$TICK_WATCHER->start;
2913
2914	$LOAD = ($NOW - $tick_start) / $TICK;	3647	$LOAD = ($NOW - $tick_start) / $TICK;
2915	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3648	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2916		3649
2917	_post_tick;	3650	_post_tick;
2918		3651	};
2919		3652	$TICK_WATCHER->priority (EV::MAXPRI);
2920	},
2921	);
2922		3653
2923	{	3654	{
2924	BDB::max_poll_time $TICK * 0.1;	3655	# configure BDB
2925	$BDB_POLL_WATCHER = Event->io (	3656
2926	reentrant => 0,
2927	fd => BDB::poll_fileno,
2928	poll => 'r',
2929	prio => 0,
2930	data => WF_AUTOCANCEL,
2931	cb => \&BDB::poll_cb,
2932	);
2933	BDB::min_parallel 8;	3657	BDB::min_parallel 8;
2934		3658	BDB::max_poll_reqs $TICK * 0.1;
2935	BDB::set_sync_prepare {	3659	$Coro::BDB::WATCHER->priority (1);
2936	my $status;
2937	my $current = $Coro::current;
2938	(
2939	sub {
2940	$status = $!;
2941	$current->ready; undef $current;
2942	},
2943	sub {
2944	Coro::schedule while defined $current;
2945	$! = $status;
2946	},
2947	)
2948	};
2949		3660
2950	unless ($DB_ENV) {	3661	unless ($DB_ENV) {
2951	$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);
2952		3667
2953	cf::sync_job {	3668	cf::sync_job {
2954	eval {	3669	eval {
2955	BDB::db_env_open	3670	BDB::db_env_open
2956	$DB_ENV,	3671	$DB_ENV,
…		…
2958	BDB::INIT_LOCK \| BDB::INIT_LOG \| BDB::INIT_MPOOL \| BDB::INIT_TXN	3673	BDB::INIT_LOCK \| BDB::INIT_LOG \| BDB::INIT_MPOOL \| BDB::INIT_TXN
2959	\| BDB::RECOVER \| BDB::REGISTER \| BDB::USE_ENVIRON \| BDB::CREATE,	3674	\| BDB::RECOVER \| BDB::REGISTER \| BDB::USE_ENVIRON \| BDB::CREATE,
2960	0666;	3675	0666;
2961		3676
2962	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3677	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2963
2964	$DB_ENV->set_flags (BDB::AUTO_COMMIT \| BDB::REGION_INIT \| BDB::TXN_NOSYNC, 1);
2965	$DB_ENV->set_lk_detect;
2966	};	3678	};
2967		3679
2968	cf::cleanup "db_env_open(db): $@" if $@;	3680	cf::cleanup "db_env_open(db): $@" if $@;
2969	};	3681	};
2970	}	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	};
2971	}	3693	}
2972		3694
2973	{	3695	{
		3696	# configure IO::AIO
		3697
2974	IO::AIO::min_parallel 8;	3698	IO::AIO::min_parallel 8;
2975
2976	undef $Coro::AIO::WATCHER;
2977	IO::AIO::max_poll_time $TICK * 0.1;	3699	IO::AIO::max_poll_time $TICK * 0.1;
2978	$AIO_POLL_WATCHER = Event->io (	3700	$Coro::AIO::WATCHER->priority (1);
2979	reentrant => 0,
2980	data => WF_AUTOCANCEL,
2981	fd => IO::AIO::poll_fileno,
2982	poll => 'r',
2983	prio => 6,
2984	cb => \&IO::AIO::poll_cb,
2985	);
2986	}	3701	}
2987		3702
2988	my $_log_backtrace;	3703	my $_log_backtrace;
2989		3704
2990	sub _log_backtrace {	3705	sub _log_backtrace {
…		…
2994		3709
2995	# limit the # of concurrent backtraces	3710	# limit the # of concurrent backtraces
2996	if ($_log_backtrace < 2) {	3711	if ($_log_backtrace < 2) {
2997	++$_log_backtrace;	3712	++$_log_backtrace;
2998	async {	3713	async {
		3714	$Coro::current->{desc} = "abt $msg";
		3715
2999	my @bt = fork_call {	3716	my @bt = fork_call {
3000	@addr = map { sprintf "%x", $_ } @addr;	3717	@addr = map { sprintf "%x", $_ } @addr;
3001	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3718	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3002	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 \|"
3003	or die "addr2line: $!";	3720	or die "addr2line: $!";

Diff Legend

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+Removed lines
-+
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+Changed lines
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Comparing deliantra/server/lib/cf.pm (file contents): Revision 1.271 by root, Fri Jun 1 06:04:08 2007 UTC vs. Revision 1.411 by root, Fri Feb 1 15:54:07 2008 UTC

Diff Legend

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.271 by root, Fri Jun 1 06:04:08 2007 UTC vs.
Revision 1.411 by root, Fri Feb 1 15:54:07 2008 UTC