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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.283 by root, Sun Jun 24 04:09:29 2007 UTC vs.
Revision 1.407 by root, Sun Jan 13 09:53:53 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::Syck ();
30	use IO::AIO 2.32 ();	33	use IO::AIO 2.51 ();
31	use Time::HiRes;	34	use Time::HiRes;
32	use Compress::LZF;	35	use Compress::LZF;
		36	use Digest::MD5 ();
33		37
34	# configure various modules to our taste	38	# configure various modules to our taste
35	#	39	#
36	$Storable::canonical = 1; # reduce rsync transfers	40	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		43
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;	45	$YAML::Syck::ImplicitUnicode = 1;
44		46
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		48
…		…
49	our %COMMAND = ();	51	our %COMMAND = ();
50	our %COMMAND_TIME = ();	52	our %COMMAND_TIME = ();
51		53
52	our @EXTS = (); # list of extension package names	54	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	55	our %EXTCMD = ();
		56	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	57	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	58	our %EXT_MAP = (); # pluggable maps
56		59
57	our $RELOAD; # number of reloads so far	60	our $RELOAD; # number of reloads so far
58	our @EVENT;	61	our @EVENT;
…		…
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	69	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	72	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	73	our $BDBDIR = "$LOCALDIR/db";
		74	our %RESOURCE;
71		75
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;	77	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;	78	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	80	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	81	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		82
80	our $BDB_POLL_WATCHER;	83	our $BDB_POLL_WATCHER;
		84	our $BDB_DEADLOCK_WATCHER;
		85	our $BDB_CHECKPOINT_WATCHER;
		86	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	87	our $DB_ENV;
82		88
83	our %CFG;	89	our %CFG;
84		90
85	our $UPTIME; $UPTIME ||= time;	91	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	92	our $RUNTIME;
		93	our $NOW;
87		94
88	our %PLAYER; # all users	95	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	96	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	97	our $LINK_MAP; # the special {link} map, which is always available
91		98
92	# used to convert map paths into valid unix filenames by replacing / by ∕	99	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		101
…		…
155		162
156	The raw value load value from the last tick.	163	The raw value load value from the last tick.
157		164
158	=item %cf::CFG	165	=item %cf::CFG
159		166
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	167	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	168	from wherever your confdir points to.
162		169
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	170	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		171
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	173	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		175
		176	=item @cf::INVOKE_RESULTS
		177
		178	This array contains the results of the last C<invoke ()> call. When
		179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		180	that call.
		181
169	=back	182	=back
170		183
171	=cut	184	=cut
172		185
173	BEGIN {	186	BEGIN {
…		…
177	$msg .= "\n"	190	$msg .= "\n"
178	unless $msg =~ /\n$/;	191	unless $msg =~ /\n$/;
179		192
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		194
182	utf8::encode $msg;
183	LOG llevError, $msg;	195	LOG llevError, $msg;
184	};	196	};
185	}	197	}
		198
		199	$Coro::State::DIEHOOK = sub {
		200	warn Carp::longmess $_[0];
		201	Coro::terminate;
		202	};
186		203
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	207	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
203	)) {	220	)) {
204	no strict 'refs';	221	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	223	}
207		224
208	$Event::DIED = sub {	225	$EV::DIED = sub {
209	warn "error in event callback: @_";	226	warn "error in event callback: @_";
210	};	227	};
211		228
212	#############################################################################	229	#############################################################################
213		230
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	253	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	254	$d
238	} || "[unable to dump $_[0]: '$@']";	255	} || "[unable to dump $_[0]: '$@']";
239	}	256	}
240		257
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	258	=item $ref = cf::decode_json $json
244		259
245	Converts a JSON string into the corresponding perl data structure.	260	Converts a JSON string into the corresponding perl data structure.
246		261
247	=item $json = cf::to_json $ref	262	=item $json = cf::encode_json $ref
248		263
249	Converts a perl data structure into its JSON representation.	264	Converts a perl data structure into its JSON representation.
		265
		266	=cut
		267
		268	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		269
		270	sub encode_json($) { $json_coder->encode ($_[0]) }
		271	sub decode_json($) { $json_coder->decode ($_[0]) }
250		272
251	=item cf::lock_wait $string	273	=item cf::lock_wait $string
252		274
253	Wait until the given lock is available. See cf::lock_acquire.	275	Wait until the given lock is available. See cf::lock_acquire.
254		276
…		…
257	Wait until the given lock is available and then acquires it and returns	279	Wait until the given lock is available and then acquires it and returns
258	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	280	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
259	for example when the coroutine gets canceled), the lock is automatically	281	for example when the coroutine gets canceled), the lock is automatically
260	returned.	282	returned.
261		283
		284	Locks are *not* recursive, locking from the same coro twice results in a
		285	deadlocked coro.
		286
262	Lock names should begin with a unique identifier (for example, cf::map::find	287	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	288	uses map_find and cf::map::load uses map_load).
264		289
265	=item $locked = cf::lock_active $string	290	=item $locked = cf::lock_active $string
266		291
267	Return true if the lock is currently active, i.e. somebody has locked it.	292	Return true if the lock is currently active, i.e. somebody has locked it.
268		293
269	=cut	294	=cut
270		295
271	our %LOCK;	296	our %LOCK;
		297	our %LOCKER;#d#
272		298
273	sub lock_wait($) {	299	sub lock_wait($) {
274	my ($key) = @_;	300	my ($key) = @_;
		301
		302	if ($LOCKER{$key} == $Coro::current) {#d#
		303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		304	return;#d#
		305	}#d#
275		306
276	# wait for lock, if any	307	# wait for lock, if any
277	while ($LOCK{$key}) {	308	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	309	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	310	Coro::schedule;
…		…
285		316
286	# wait, to be sure we are not locked	317	# wait, to be sure we are not locked
287	lock_wait $key;	318	lock_wait $key;
288		319
289	$LOCK{$key} = [];	320	$LOCK{$key} = [];
		321	$LOCKER{$key} = $Coro::current;#d#
290		322
291	Coro::guard {	323	Coro::guard {
		324	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	325	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	326	$_->ready for @{ delete $LOCK{$key} };
294	}	327	}
295	}	328	}
296		329
…		…
308	};	341	};
309	$TICK_WATCHER->stop;	342	$TICK_WATCHER->stop;
310	$guard	343	$guard
311	}	344	}
312		345
		346	=item cf::periodic $interval, $cb
		347
		348	Like EV::periodic, but randomly selects a starting point so that the actions
		349	get spread over timer.
		350
		351	=cut
		352
		353	sub periodic($$) {
		354	my ($interval, $cb) = @_;
		355
		356	my $start = rand List::Util::min 180, $interval;
		357
		358	EV::periodic $start, $interval, 0, $cb
		359	}
		360
		361	=item cf::get_slot $time[, $priority[, $name]]
		362
		363	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		364	This call blocks and returns only when you have at least C<$time> seconds
		365	of cpu time till the next tick. The slot is only valid till the next cede.
		366
		367	The optional C<$name> can be used to identify the job to run. It might be
		368	used for statistical purposes and should identify the same time-class.
		369
		370	Useful for short background jobs.
		371
		372	=cut
		373
		374	our @SLOT_QUEUE;
		375	our $SLOT_QUEUE;
		376
		377	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		378	$SLOT_QUEUE = Coro::async {
		379	$Coro::current->desc ("timeslot manager");
		380
		381	my $signal = new Coro::Signal;
		382
		383	while () {
		384	next_job:
		385	my $avail = cf::till_tick;
		386	if ($avail > 0.01) {
		387	for (0 .. $#SLOT_QUEUE) {
		388	if ($SLOT_QUEUE[$_][0] < $avail) {
		389	my $job = splice @SLOT_QUEUE, $_, 1, ();
		390	$job->[2]->send;
		391	Coro::cede;
		392	goto next_job;
		393	}
		394	}
		395	}
		396
		397	if (@SLOT_QUEUE) {
		398	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		399	push @cf::WAIT_FOR_TICK, $signal;
		400	$signal->wait;
		401	} else {
		402	Coro::schedule;
		403	}
		404	}
		405	};
		406
		407	sub get_slot($;$$) {
		408	my ($time, $pri, $name) = @_;
		409
		410	$time = $TICK * .6 if $time > $TICK * .6;
		411	my $sig = new Coro::Signal;
		412
		413	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		414	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		415	$SLOT_QUEUE->ready;
		416	$sig->wait;
		417	}
		418
313	=item cf::async { BLOCK }	419	=item cf::async { BLOCK }
314		420
315	Currently the same as Coro::async_pool, meaning you cannot use	421	Currently the same as Coro::async_pool, meaning you cannot use
316	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	422	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
317	thing you are allowed to do is call C<prio> on it.	423	thing you are allowed to do is call C<prio> on it.
…		…
320		426
321	BEGIN { *async = \&Coro::async_pool }	427	BEGIN { *async = \&Coro::async_pool }
322		428
323	=item cf::sync_job { BLOCK }	429	=item cf::sync_job { BLOCK }
324		430
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	431	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	432	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	433	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	434	acceptable.
329		435
330	If it must be done, put the blocking parts into C<sync_job>. This will run	436	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	437	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		442
337	sub sync_job(&) {	443	sub sync_job(&) {
338	my ($job) = @_;	444	my ($job) = @_;
339		445
340	if ($Coro::current == $Coro::main) {	446	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	447	my $time = EV::time;
342		448
343	# this is the main coro, too bad, we have to block	449	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	450	# till the operation succeeds, freezing the server :/
345		451
		452	LOG llevError, Carp::longmess "sync job";#d#
		453
346	# TODO: use suspend/resume instead	454	# TODO: use suspend/resume instead
347	# (but this is cancel-safe)	455	# (but this is cancel-safe)
348	my $freeze_guard = freeze_mainloop;	456	my $freeze_guard = freeze_mainloop;
349		457
350	my $busy = 1;	458	my $busy = 1;
351	my @res;	459	my @res;
352		460
353	(async {	461	(async {
		462	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	463	@res = eval { $job->() };
355	warn $@ if $@;	464	warn $@ if $@;
356	undef $busy;	465	undef $busy;
357	})->prio (Coro::PRIO_MAX);	466	})->prio (Coro::PRIO_MAX);
358		467
359	while ($busy) {	468	while ($busy) {
360	Coro::cede or Event::one_event;	469	if (Coro::nready) {
		470	Coro::cede_notself;
		471	} else {
		472	EV::loop EV::LOOP_ONESHOT;
361	}	473	}
		474	}
362		475
363	$time = Event::time - $time;	476	$time = EV::time - $time;
364		477
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"	478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;	479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367		480
368	$tick_start += $time; # do not account sync jobs to server load	481	$tick_start += $time; # do not account sync jobs to server load
…		…
398	=item fork_call { }, $args	511	=item fork_call { }, $args
399		512
400	Executes the given code block with the given arguments in a seperate	513	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	514	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	515	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	516	never block itself or use any form of event handling.
404		517
405	=cut	518	=cut
406		519
407	sub fork_call(&@) {	520	sub fork_call(&@) {
408	my ($cb, @args) = @_;	521	my ($cb, @args) = @_;
409		522
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	523	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	524	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	525	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		526
415	if (my $pid = fork) {	527	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	528	reset_signals;
428	local $SIG{__WARN__};	529	&$cb
429	local $SIG{__DIE__};	530	}, @args;
430	eval {
431	close $fh1;
432		531
433	my @res = eval { $cb->(@args) };	532	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
435	};
436
437	warn $@ if $@;
438	_exit 0;
439	}
440	}	533	}
441		534
442	=item $value = cf::db_get $family => $key	535	=item $value = cf::db_get $family => $key
443		536
444	Returns a single value from the environment database.	537	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	539	=item cf::db_put $family => $key => $value
447		540
448	Stores the given C<$value> in the family. It can currently store binary	541	Stores the given C<$value> in the family. It can currently store binary
449	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	542	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		543
		544	=item $db = cf::db_table "name"
		545
		546	Create and/or open a new database table. The string must not be "db" and must be unique
		547	within each server.
		548
451	=cut	549	=cut
		550
		551	sub db_table($) {
		552	my ($name) = @_;
		553	my $db = BDB::db_create $DB_ENV;
		554
		555	eval {
		556	$db->set_flags (BDB::CHKSUM);
		557
		558	utf8::encode $name;
		559	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		560	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		561	cf::cleanup "db_open(db): $!" if $!;
		562	};
		563	cf::cleanup "db_open(db): $@" if $@;
		564
		565	$db
		566	}
452		567
453	our $DB;	568	our $DB;
454		569
455	sub db_init {	570	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	571	cf::sync_job {
460	eval {	572	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	573	};
470	}	574	}
471		575
472	sub db_get($$) {	576	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	577	my $key = "$_[0]/$_[1]";
474		578
…		…
524	if (1) {	628	if (1) {
525	$md5 =	629	$md5 =
526	join "\x00",	630	join "\x00",
527	$processversion,	631	$processversion,
528	map {	632	map {
529	Coro::cede;	633	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	634	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	635	} 0.. $#$src;
532		636
533		637
534	my $dbmd5 = db_get cache => "$id/md5";	638	my $dbmd5 = db_get cache => "$id/md5";
…		…
578	attach callbacks/event handlers (a collection of which is called an "attachment")	682	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	683	to it. All such attachable objects support the following methods.
580		684
581	In the following description, CLASS can be any of C<global>, C<object>	685	In the following description, CLASS can be any of C<global>, C<object>
582	C<player>, C<client> or C<map> (i.e. the attachable objects in	686	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	687	Deliantra).
584		688
585	=over 4	689	=over 4
586		690
587	=item $attachable->attach ($attachment, key => $value...)	691	=item $attachable->attach ($attachment, key => $value...)
588		692
…		…
840	";	944	";
841	die if $@;	945	die if $@;
842	}	946	}
843		947
844	our $override;	948	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	949	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		950
847	sub override {	951	sub override {
848	$override = 1;	952	$override = 1;
849	@invoke_results = ();	953	@INVOKE_RESULTS = (@_);
850	}	954	}
851		955
852	sub do_invoke {	956	sub do_invoke {
853	my $event = shift;	957	my $event = shift;
854	my $callbacks = shift;	958	my $callbacks = shift;
855		959
856	@invoke_results = ();	960	@INVOKE_RESULTS = ();
857		961
858	local $override;	962	local $override;
859		963
860	for (@$callbacks) {	964	for (@$callbacks) {
861	eval { &{$_->[1]} };	965	eval { &{$_->[1]} };
…		…
870	}	974	}
871		975
872	0	976	0
873	}	977	}
874		978
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	979	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		980
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	981	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		982
879	Generate an object-specific event with the given arguments.	983	Generate an object-specific event with the given arguments.
880		984
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	985	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	986	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	987	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		988
885	=back	989	=back
886		990
887	=cut	991	=cut
888		992
889	#############################################################################	993	#############################################################################
890	# object support	994	# object support
		995
		996	sub _object_equal($$);
		997	sub _object_equal($$) {
		998	my ($a, $b) = @_;
		999
		1000	return 0 unless (ref $a) eq (ref $b);
		1001
		1002	if ("HASH" eq ref $a) {
		1003	my @ka = keys %$a;
		1004	my @kb = keys %$b;
		1005
		1006	return 0 if @ka != @kb;
		1007
		1008	for (0 .. $#ka) {
		1009	return 0 unless $ka[$_] eq $kb[$_];
		1010	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1011	}
		1012
		1013	} elsif ("ARRAY" eq ref $a) {
		1014
		1015	return 0 if @$a != @$b;
		1016
		1017	for (0 .. $#$a) {
		1018	return 0 unless _object_equal $a->[$_], $b->[$_];
		1019	}
		1020
		1021	} elsif ($a ne $b) {
		1022	return 0;
		1023	}
		1024
		1025	1
		1026	}
		1027
		1028	our $SLOW_MERGES;#d#
		1029	sub _can_merge {
		1030	my ($ob1, $ob2) = @_;
		1031
		1032	++$SLOW_MERGES;#d#
		1033
		1034	# we do the slow way here
		1035	return _object_equal $ob1, $ob2
		1036	}
891		1037
892	sub reattach {	1038	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1039	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1040	my ($obj) = @_;
895		1041
…		…
916	cf::attachable->attach (	1062	cf::attachable->attach (
917	prio => -1000000,	1063	prio => -1000000,
918	on_instantiate => sub {	1064	on_instantiate => sub {
919	my ($obj, $data) = @_;	1065	my ($obj, $data) = @_;
920		1066
921	$data = from_json $data;	1067	$data = decode_json $data;
922		1068
923	for (@$data) {	1069	for (@$data) {
924	my ($name, $args) = @$_;	1070	my ($name, $args) = @$_;
925		1071
926	$obj->attach ($name, %{$args || {} });	1072	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1088	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1089	my ($filename, $rdata, $objs) = @_;
944		1090
945	sync_job {	1091	sync_job {
946	if (length $$rdata) {	1092	if (length $$rdata) {
		1093	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1094	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1095	$decname, length $$rdata, scalar @$objs;
949		1096
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1098	chmod SAVE_MODE, $fh;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1100	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1101	close $fh;
955		1102
956	if (@$objs) {	1103	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1104	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1105	chmod SAVE_MODE, $fh;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1107	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1108	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1109	close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1110	aio_rename "$filename.pst~", "$filename.pst";
964	}	1111	}
…		…
972	}	1119	}
973	} else {	1120	} else {
974	aio_unlink $filename;	1121	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1122	aio_unlink "$filename.pst";
976	}	1123	}
977	}	1124	};
978	}	1125	}
979		1126
980	sub object_freezer_as_string {	1127	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1128	my ($rdata, $objs) = @_;
982		1129
…		…
994	or return;	1141	or return;
995		1142
996	unless (aio_stat "$filename.pst") {	1143	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1144	(aio_load "$filename.pst", $av) >= 0
998	or return;	1145	or return;
		1146
999	$av = eval { (Storable::thaw $av)->{objs} };	1147	my $st = eval { Coro::Storable::thaw $av };
		1148	$av = $st->{objs};
1000	}	1149	}
1001		1150
		1151	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1152	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1153	$decname, length $data, scalar @{$av || []};
		1154
1004	return ($data, $av);	1155	($data, $av)
1005	}	1156	}
1006		1157
1007	=head2 COMMAND CALLBACKS	1158	=head2 COMMAND CALLBACKS
1008		1159
1009	=over 4	1160	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1180	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1181	}
1031		1182
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1183	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1184
1034	Register a callback fro execution when the client sends an extcmd packet.	1185	Register a callback for execution when the client sends an (synchronous)
		1186	extcmd packet. Ext commands will be processed in the order they are
		1187	received by the server, like other user commands. The first argument is
		1188	the logged-in player. Ext commands can only be processed after a player
		1189	has logged in successfully.
1035		1190
1036	If the callback returns something, it is sent back as if reply was being	1191	If the callback returns something, it is sent back as if reply was being
1037	called.	1192	called.
1038		1193
		1194	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1195
		1196	Register a callback for execution when the client sends an (asynchronous)
		1197	exticmd packet. Exti commands are processed by the server as soon as they
		1198	are received, i.e. out of order w.r.t. other commands. The first argument
		1199	is a client socket. Exti commands can be received anytime, even before
		1200	log-in.
		1201
		1202	If the callback returns something, it is sent back as if reply was being
		1203	called.
		1204
1039	=cut	1205	=cut
1040		1206
1041	sub register_extcmd {	1207	sub register_extcmd {
1042	my ($name, $cb) = @_;	1208	my ($name, $cb) = @_;
1043		1209
1044	$EXTCMD{$name} = $cb;	1210	$EXTCMD{$name} = $cb;
		1211	}
		1212
		1213	sub register_exticmd {
		1214	my ($name, $cb) = @_;
		1215
		1216	$EXTICMD{$name} = $cb;
1045	}	1217	}
1046		1218
1047	cf::player->attach (	1219	cf::player->attach (
1048	on_command => sub {	1220	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1221	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1230	cf::override;
1059	},	1231	},
1060	on_extcmd => sub {	1232	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1233	my ($pl, $buf) = @_;
1062		1234
1063	my $msg = eval { from_json $buf };	1235	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1236
1065	if (ref $msg) {	1237	if (ref $msg) {
		1238	my ($type, $reply, @payload) =
		1239	"ARRAY" eq ref $msg
		1240	? @$msg
		1241	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1242
		1243	my @reply;
		1244
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1245	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1246	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1247	}
		1248
		1249	$pl->ext_reply ($reply, @reply)
		1250	if $reply;
		1251
1071	} else {	1252	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1253	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1254	}
1074		1255
1075	cf::override;	1256	cf::override;
…		…
1165		1346
1166	=head3 cf::player	1347	=head3 cf::player
1167		1348
1168	=over 4	1349	=over 4
1169		1350
		1351	=item cf::player::num_playing
		1352
		1353	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1354
		1355	=cut
		1356
		1357	sub num_playing {
		1358	scalar grep
		1359	$_->ob->map
		1360	&& !$_->hidden
		1361	&& !$_->ob->flag (cf::FLAG_WIZ),
		1362	cf::player::list
		1363	}
		1364
1170	=item cf::player::find $login	1365	=item cf::player::find $login
1171		1366
1172	Returns the given player object, loading it if necessary (might block).	1367	Returns the given player object, loading it if necessary (might block).
1173		1368
1174	=cut	1369	=cut
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1404	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1405	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1406	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1407	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1408
1214	my $pl = load_pl path $login	1409	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1410	or return;
		1411
		1412	my $pl = cf::player::load_pl $f
		1413	or return;
		1414	local $cf::PLAYER_LOADING{$login} = $pl;
		1415	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1416	$cf::PLAYER{$login} = $pl
1217	}	1417	}
1218	}	1418	}
1219	}	1419	}
1220		1420
…		…
1230		1430
1231	aio_mkdir playerdir $pl, 0770;	1431	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1432	$pl->{last_save} = $cf::RUNTIME;
1233		1433
1234	$pl->save_pl ($path);	1434	$pl->save_pl ($path);
1235	Coro::cede;	1435	cf::cede_to_tick;
1236	}	1436	}
1237		1437
1238	sub new($) {	1438	sub new($) {
1239	my ($login) = @_;	1439	my ($login) = @_;
1240		1440
…		…
1244	$self->{deny_save} = 1;	1444	$self->{deny_save} = 1;
1245		1445
1246	$cf::PLAYER{$login} = $self;	1446	$cf::PLAYER{$login} = $self;
1247		1447
1248	$self	1448	$self
		1449	}
		1450
		1451	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1452
		1453	=cut
		1454
		1455	sub send_msg {
		1456	my $ns = shift->ns
		1457	or return;
		1458	$ns->send_msg (@_);
1249	}	1459	}
1250		1460
1251	=item $pl->quit_character	1461	=item $pl->quit_character
1252		1462
1253	Nukes the player without looking back. If logged in, the connection will	1463	Nukes the player without looking back. If logged in, the connection will
…		…
1308	or return [];	1518	or return [];
1309		1519
1310	my @logins;	1520	my @logins;
1311		1521
1312	for my $login (@$dirs) {	1522	for my $login (@$dirs) {
		1523	my $path = path $login;
		1524
		1525	# a .pst is a dead give-away for a valid player
		1526	unless (-e "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1528	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1529	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1530	}
1316		1531
1317	utf8::decode $login;	1532	utf8::decode $login;
1318	push @logins, $login;	1533	push @logins, $login;
1319	}	1534	}
1320		1535
…		…
1353		1568
1354	Expand crossfire pod fragments into protocol xml.	1569	Expand crossfire pod fragments into protocol xml.
1355		1570
1356	=cut	1571	=cut
1357		1572
		1573	use re 'eval';
		1574
		1575	my $group;
		1576	my $interior; $interior = qr{
		1577	# match a pod interior sequence sans C<< >>
		1578	(?:
		1579	\ (.*?)\ (?{ $group = $^N })
		1580	| < (??{$interior}) >
		1581	)
		1582	}x;
		1583
1358	sub expand_cfpod {	1584	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;	1585	my ($self, $pod) = @_;
1360		1586
1361	# escape & and <	1587	my $xml;
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364		1588
1365	# this is buggy, it needs to properly take care of nested <'s	1589	while () {
		1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1591	$group = $1;
1366		1592
1367	1 while	1593	$group =~ s/&/&amp;/g;
1368	# replace B<>, I<>, U<> etc.	1594	$group =~ s/</&lt;/g;
1369	s/B<([^\>]*)>/<b>$1<\/b>/	1595
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/	1596	$xml .= $group;
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/	1597	} elsif ($pod =~ m%\G
1372	# replace G<male|female> tags	1598	([BCGHITU])
1373	|| s{G<([^>|]*)\|([^>]*)>}{	1599	<
1374	$self->gender ? $2 : $1	1600	(?:
		1601	([^<>]*) (?{ $group = $^N })
		1602	| < $interior >
		1603	)
		1604	>
		1605	%gcsx
		1606	) {
		1607	my ($code, $data) = ($1, $group);
		1608
		1609	if ($code eq "B") {
		1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1611	} elsif ($code eq "I") {
		1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1613	} elsif ($code eq "U") {
		1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1615	} elsif ($code eq "C") {
		1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1617	} elsif ($code eq "T") {
		1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1619	} elsif ($code eq "G") {
		1620	my ($male, $female) = split /\|/, $data;
		1621	$data = $self->gender ? $female : $male;
		1622	$xml .= expand_cfpod ($self, $data);
		1623	} elsif ($code eq "H") {
		1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1626	"")
		1627	[$self->{hintmode}];
		1628	} else {
		1629	$xml .= "error processing '$code($data)' directive";
		1630	}
		1631	} else {
		1632	if ($pod =~ /\G(.+)/) {
		1633	warn "parse error while expanding $pod (at $1)";
		1634	}
		1635	last;
1375	}ge	1636	}
1376	# replace H<hint text>	1637	}
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378		1638
		1639	for ($xml) {
1379	# create single paragraphs (very hackish)	1640	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;	1641	s/(?<=\S)\n(?=\w)/ /g;
1381		1642
1382	$_	1643	# compress some whitespace
1383	}	1644	s/\s+\n/\n/g; # ws line-ends
		1645	s/\n\n+/\n/g; # double lines
		1646	s/^\n+//; # beginning lines
		1647	s/\n+$//; # ending lines
		1648	}
1384		1649
		1650	$xml
		1651	}
		1652
		1653	no re 'eval';
		1654
		1655	sub hintmode {
		1656	$_[0]{hintmode} = $_[1] if @_ > 1;
		1657	$_[0]{hintmode}
		1658	}
		1659
1385	=item $player->ext_reply ($msgid, %msg)	1660	=item $player->ext_reply ($msgid, @msg)
1386		1661
1387	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1388		1663
1389	=cut	1664	=cut
1390		1665
1391	sub ext_reply($$%) {	1666	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1667	my ($self, $id, @msg) = @_;
1393		1668
1394	$msg{msgid} = $id;	1669	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1670	}
1398		1671
1399	=item $player->ext_event ($type, %msg)	1672	=item $player->ext_msg ($type, @msg)
1400		1673
1401	Sends an ext event to the client.	1674	Sends an ext event to the client.
1402		1675
1403	=cut	1676	=cut
1404		1677
1405	sub ext_event($$%) {	1678	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1679	my ($self, $type, @msg) = @_;
1407		1680
1408	$self->ns->ext_event ($type, %msg);	1681	$self->ns->ext_msg ($type, @msg);
1409	}	1682	}
1410		1683
1411	=head3 cf::region	1684	=head3 cf::region
1412		1685
1413	=over 4	1686	=over 4
…		…
1426	my ($path) = @_;	1699	my ($path) = @_;
1427		1700
1428	my ($match, $specificity);	1701	my ($match, $specificity);
1429		1702
1430	for my $region (list) {	1703	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1704	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1705	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1706	if $region->specificity > $specificity;
1434	}	1707	}
1435	}	1708	}
1436		1709
…		…
1556	$self->init; # pass $1 etc.	1829	$self->init; # pass $1 etc.
1557	return $self;	1830	return $self;
1558	}	1831	}
1559	}	1832	}
1560		1833
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1834	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1835	()
1563	}	1836	}
1564		1837
1565	sub init {	1838	sub init {
1566	my ($self) = @_;	1839	my ($self) = @_;
…		…
1629		1902
1630	sub load_header_from($) {	1903	sub load_header_from($) {
1631	my ($self, $path) = @_;	1904	my ($self, $path) = @_;
1632		1905
1633	utf8::encode $path;	1906	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1907	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	or return;	1908	or return;
		1909
		1910	$self->_load_header ($f)
		1911	or return;
		1912
		1913	local $MAP_LOADING{$self->{path}} = $self;
		1914	$f->resolve_delayed_derefs;
1639		1915
1640	$self->{load_path} = $path;	1916	$self->{load_path} = $path;
1641		1917
1642	1	1918	1
1643	}	1919	}
…		…
1697	sub find {	1973	sub find {
1698	my ($path, $origin) = @_;	1974	my ($path, $origin) = @_;
1699		1975
1700	$path = normalise $path, $origin && $origin->path;	1976	$path = normalise $path, $origin && $origin->path;
1701		1977
		1978	cf::lock_wait "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	1979	cf::lock_wait "map_find:$path";
1703		1980
1704	$cf::MAP{$path} || do {	1981	$cf::MAP{$path} || do {
1705	my $guard = cf::lock_acquire "map_find:$path";	1982	my $guard1 = cf::lock_acquire "map_find:$path";
		1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1984
1706	my $map = new_from_path cf::map $path	1985	my $map = new_from_path cf::map $path
1707	or return;	1986	or return;
1708		1987
1709	$map->{last_save} = $cf::RUNTIME;	1988	$map->{last_save} = $cf::RUNTIME;
1710		1989
…		…
1712	or return;	1991	or return;
1713		1992
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	1994	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	1995	#$cf::WAIT_FOR_TICK->wait;
		1996	undef $guard1;
		1997	undef $guard2;
1717	$map->reset;	1998	$map->reset;
1718	undef $guard;
1719	return find $path;	1999	return find $path;
1720	}	2000	}
1721		2001
1722	$cf::MAP{$path} = $map	2002	$cf::MAP{$path} = $map
1723	}	2003	}
…		…
1732	local $self->{deny_reset} = 1; # loading can take a long time	2012	local $self->{deny_reset} = 1; # loading can take a long time
1733		2013
1734	my $path = $self->{path};	2014	my $path = $self->{path};
1735		2015
1736	{	2016	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2017	my $guard = cf::lock_acquire "map_data:$path";
1738		2018
		2019	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2020	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		2021
1741	$self->in_memory (cf::MAP_LOADING);	2022	$self->in_memory (cf::MAP_LOADING);
1742		2023
1743	$self->alloc;	2024	$self->alloc;
1744		2025
1745	$self->pre_load;	2026	$self->pre_load;
1746	Coro::cede;	2027	cf::cede_to_tick;
1747		2028
		2029	my $f = new_from_file cf::object::thawer $self->{load_path};
		2030	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2031	$self->_load_objects ($f)
1749	or return;	2032	or return;
1750		2033
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1752	if delete $self->{load_original};	2035	if delete $self->{load_original};
1753		2036
1754	if (my $uniq = $self->uniq_path) {	2037	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2038	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2039	unless (aio_stat $uniq) {
		2040	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2041	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2042	$self->_load_objects ($f);
		2043	$f->resolve_delayed_derefs;
		2044	}
1759	}	2045	}
1760	}	2046	}
1761		2047
1762	Coro::cede;	2048	$f->resolve_delayed_derefs;
		2049
		2050	cf::cede_to_tick;
1763	# now do the right thing for maps	2051	# now do the right thing for maps
1764	$self->link_multipart_objects;	2052	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2053	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2054	unless $self->difficulty;
1767	Coro::cede;	2055	cf::cede_to_tick;
1768		2056
1769	unless ($self->{deny_activate}) {	2057	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2058	$self->decay_objects;
1771	$self->fix_auto_apply;	2059	$self->fix_auto_apply;
1772	$self->update_buttons;	2060	$self->update_buttons;
1773	Coro::cede;	2061	cf::cede_to_tick;
1774	$self->set_darkness_map;	2062	$self->set_darkness_map;
1775	Coro::cede;	2063	cf::cede_to_tick;
1776	$self->activate;	2064	$self->activate;
1777	}	2065	}
		2066
		2067	$self->{last_save} = $cf::RUNTIME;
		2068	$self->last_access ($cf::RUNTIME);
1778		2069
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2070	$self->in_memory (cf::MAP_IN_MEMORY);
1780	}	2071	}
1781		2072
1782	$self->post_load;	2073	$self->post_load;
…		…
1793		2084
1794	$self	2085	$self
1795	}	2086	}
1796		2087
1797	# find and load all maps in the 3x3 area around a map	2088	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {	2089	sub load_neighbours {
1799	my ($map) = @_;	2090	my ($map) = @_;
1800		2091
1801	my @diag; # diagonal neighbours	2092	my @neigh; # diagonal neighbours
1802		2093
1803	for (0 .. 3) {	2094	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2095	my $neigh = $map->tile_path ($_)
1805	or next;	2096	or next;
1806	$neigh = find $neigh, $map	2097	$neigh = find $neigh, $map
1807	or next;	2098	or next;
1808	$neigh->load;	2099	$neigh->load;
1809		2100
		2101	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2102	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2103	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2104	}
1813		2105
1814	for (@diag) {	2106	for (grep defined $_->[0], @neigh) {
		2107	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2108	my $neigh = find $path, $origin
1816	or next;	2109	or next;
1817	$neigh->load;	2110	$neigh->load;
1818	}	2111	}
1819	}	2112	}
1820		2113
…		…
1825	}	2118	}
1826		2119
1827	sub do_load_sync {	2120	sub do_load_sync {
1828	my ($map) = @_;	2121	my ($map) = @_;
1829		2122
		2123	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2124	if $Coro::current == $Coro::main;
		2125
1830	cf::sync_job { $map->load };	2126	cf::sync_job { $map->load };
1831	}	2127	}
1832		2128
1833	our %MAP_PREFETCH;	2129	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2130	our $MAP_PREFETCHER = undef;
1835		2131
1836	sub find_async {	2132	sub find_async {
1837	my ($path, $origin) = @_;	2133	my ($path, $origin, $load) = @_;
1838		2134
1839	$path = normalise $path, $origin && $origin->{path};	2135	$path = normalise $path, $origin && $origin->{path};
1840		2136
1841	if (my $map = $cf::MAP{$path}) {	2137	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1843	}	2139	}
1844		2140
1845	undef $MAP_PREFETCH{$path};	2141	$MAP_PREFETCH{$path} |= $load;
		2142
1846	$MAP_PREFETCHER ||= cf::async {	2143	$MAP_PREFETCHER ||= cf::async {
		2144	$Coro::current->{desc} = "map prefetcher";
		2145
1847	while (%MAP_PREFETCH) {	2146	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2147	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2148	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2149	$map->load if $v;
		2150	}
1852		2151
1853	delete $MAP_PREFETCH{$path};	2152	delete $MAP_PREFETCH{$k};
1854	}	2153	}
1855	}	2154	}
1856	undef $MAP_PREFETCHER;	2155	undef $MAP_PREFETCHER;
1857	};	2156	};
1858	$MAP_PREFETCHER->prio (6);	2157	$MAP_PREFETCHER->prio (6);
…		…
1861	}	2160	}
1862		2161
1863	sub save {	2162	sub save {
1864	my ($self) = @_;	2163	my ($self) = @_;
1865		2164
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2165	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2166
1868	$self->{last_save} = $cf::RUNTIME;	2167	$self->{last_save} = $cf::RUNTIME;
1869		2168
1870	return unless $self->dirty;	2169	return unless $self->dirty;
1871		2170
…		…
1877	return if $self->{deny_save};	2176	return if $self->{deny_save};
1878		2177
1879	local $self->{last_access} = $self->last_access;#d#	2178	local $self->{last_access} = $self->last_access;#d#
1880		2179
1881	cf::async {	2180	cf::async {
		2181	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2182	$_->contr->save for $self->players;
1883	};	2183	};
1884		2184
1885	if ($uniq) {	2185	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1894	my ($self) = @_;	2194	my ($self) = @_;
1895		2195
1896	# save first because save cedes	2196	# save first because save cedes
1897	$self->save;	2197	$self->save;
1898		2198
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2199	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2200
1901	return if $self->players;	2201	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;	2202	return if $self->in_memory != cf::MAP_IN_MEMORY;
1903	return if $self->{deny_save};	2203	return if $self->{deny_save};
1904		2204
		2205	$self->in_memory (cf::MAP_SWAPPED);
		2206
		2207	$self->deactivate;
		2208	$_->clear_links_to ($self) for values %cf::MAP;
1905	$self->clear;	2209	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2210	}
1908		2211
1909	sub reset_at {	2212	sub reset_at {
1910	my ($self) = @_;	2213	my ($self) = @_;
1911		2214
…		…
1943	if $uniq;	2246	if $uniq;
1944	}	2247	}
1945		2248
1946	delete $cf::MAP{$self->path};	2249	delete $cf::MAP{$self->path};
1947		2250
		2251	$self->deactivate;
		2252	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2253	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2254
1952	$self->unlink_save;	2255	$self->unlink_save;
1953	$self->destroy;	2256	$self->destroy;
1954	}	2257	}
1955		2258
1956	my $nuke_counter = "aaaa";	2259	my $nuke_counter = "aaaa";
1957		2260
1958	sub nuke {	2261	sub nuke {
1959	my ($self) = @_;	2262	my ($self) = @_;
1960		2263
		2264	{
		2265	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2266
1961	delete $cf::MAP{$self->path};	2267	delete $cf::MAP{$self->path};
1962		2268
1963	$self->unlink_save;	2269	$self->unlink_save;
1964		2270
1965	bless $self, "cf::map";	2271	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2272	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2273	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2274	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2275	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2276
1971	$cf::MAP{$self->path} = $self;	2277	$cf::MAP{$self->path} = $self;
		2278	}
1972		2279
1973	$self->reset; # polite request, might not happen	2280	$self->reset; # polite request, might not happen
1974	}	2281	}
1975		2282
1976	=item $maps = cf::map::tmp_maps	2283	=item $maps = cf::map::tmp_maps
…		…
2052		2359
2053	sub inv_recursive {	2360	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2361	inv_recursive_ inv $_[0]
2055	}	2362	}
2056		2363
		2364	=item $ref = $ob->ref
		2365
		2366	creates and returns a persistent reference to an objetc that can be stored as a string.
		2367
		2368	=item $ob = cf::object::deref ($refstring)
		2369
		2370	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2371	even if the object actually exists. May block.
		2372
		2373	=cut
		2374
		2375	sub deref {
		2376	my ($ref) = @_;
		2377
		2378	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2379	my ($uuid, $name) = ($1, $2);
		2380	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2381	or return;
		2382	$pl->ob->uuid eq $uuid
		2383	or return;
		2384
		2385	$pl->ob
		2386	} else {
		2387	warn "$ref: cannot resolve object reference\n";
		2388	undef
		2389	}
		2390	}
		2391
2057	package cf;	2392	package cf;
2058		2393
2059	=back	2394	=back
2060		2395
2061	=head3 cf::object::player	2396	=head3 cf::object::player
…		…
2083		2418
2084	} else {	2419	} else {
2085	my $pl = $self->contr;	2420	my $pl = $self->contr;
2086		2421
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2422	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2423	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2425
2096	} else {	2426	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2427	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2428	$self->message ($msg, $flags);
2099	}	2429	}
2100	}	2430	}
		2431	}
		2432
		2433	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2434
		2435	=cut
		2436
		2437	sub cf::object::send_msg {
		2438	my $pl = shift->contr
		2439	or return;
		2440	$pl->send_msg (@_);
2101	}	2441	}
2102		2442
2103	=item $player_object->may ("access")	2443	=item $player_object->may ("access")
2104		2444
2105	Returns wether the given player is authorized to access resource "access"	2445	Returns wether the given player is authorized to access resource "access"
…		…
2184	# use -1 or undef as default coordinates, not 0, 0	2524	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2525	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2526	if $x <=0 && $y <= 0;
2187		2527
2188	$map->load;	2528	$map->load;
2189	$map->load_diag;	2529	$map->load_neighbours;
2190		2530
2191	return unless $self->contr->active;	2531	return unless $self->contr->active;
2192	$self->activate_recursive;	2532	$self->activate_recursive;
2193		2533
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2535	$self->enter_map ($map, $x, $y);
2196	}	2536	}
2197		2537
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2538	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2539
2200	Moves the player to the given map-path and coordinates by first freezing	2540	Moves the player to the given map-path and coordinates by first freezing
2201	her, loading and preparing them map, calling the provided $check callback	2541	her, loading and preparing them map, calling the provided $check callback
2202	that has to return the map if sucecssful, and then unfreezes the player on	2542	that has to return the map if sucecssful, and then unfreezes the player on
2203	the new (success) or old (failed) map position.	2543	the new (success) or old (failed) map position. In either case, $done will
		2544	be called at the end of this process.
2204		2545
2205	=cut	2546	=cut
2206		2547
2207	our $GOTOGEN;	2548	our $GOTOGEN;
2208		2549
2209	sub cf::object::player::goto {	2550	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2551	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2552
2212	# do generation counting so two concurrent goto's will be executed in-order	2553	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2555
2215	$self->enter_link;	2556	$self->enter_link;
2216		2557
2217	(async {	2558	(async {
		2559	$Coro::current->{desc} = "player::goto $path $x $y";
		2560
		2561	# *tag paths override both path and x|y
		2562	if ($path =~ /^\*(.*)$/) {
		2563	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2564	my $ob = $obs[rand @obs];
		2565
		2566	# see if we actually can go there
		2567	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2568	$ob = $obs[rand @obs];
		2569	} else {
		2570	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2571	}
		2572	# else put us there anyways for now #d#
		2573
		2574	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2575	} else {
		2576	($path, $x, $y) = (undef, undef, undef);
		2577	}
		2578	}
		2579
2218	my $map = eval {	2580	my $map = eval {
2219	my $map = cf::map::find $path;	2581	my $map = defined $path ? cf::map::find $path : undef;
2220		2582
2221	if ($map) {	2583	if ($map) {
2222	$map = $map->customise_for ($self);	2584	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2585	$map = $check->($map) if $check && $map;
2224	} else {	2586	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2588	}
2227		2589
2228	$map	2590	$map
2229	};	2591	};
2230		2592
…		…
2235		2597
2236	if ($gen == $self->{_goto_generation}) {	2598	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2599	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2600	$self->leave_link ($map, $x, $y);
2239	}	2601	}
		2602
		2603	$done->() if $done;
2240	})->prio (1);	2604	})->prio (1);
2241	}	2605	}
2242		2606
2243	=item $player_object->enter_exit ($exit_object)	2607	=item $player_object->enter_exit ($exit_object)
2244		2608
…		…
2281	$rmp->{origin_y} = $exit->y;	2645	$rmp->{origin_y} = $exit->y;
2282	}	2646	}
2283		2647
2284	$rmp->{random_seed} ||= $exit->random_seed;	2648	$rmp->{random_seed} ||= $exit->random_seed;
2285		2649
2286	my $data = cf::to_json $rmp;	2650	my $data = cf::encode_json $rmp;
2287	my $md5 = Digest::MD5::md5_hex $data;	2651	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2652	my $meta = "$RANDOMDIR/$md5.meta";
2289		2653
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2655	aio_write $fh, 0, (length $data), $data, 0;
…		…
2313	my $hp = $exit->stats->hp;	2677	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;	2678	my $sp = $exit->stats->sp;
2315		2679
2316	$self->enter_link;	2680	$self->enter_link;
2317		2681
		2682	# if exit is damned, update players death & WoR home-position
		2683	$self->contr->savebed ($slaying, $hp, $sp)
		2684	if $exit->flag (FLAG_DAMNED);
		2685
2318	(async {	2686	(async {
		2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2688
2319	$self->deactivate_recursive; # just to be sure	2689	$self->deactivate_recursive; # just to be sure
2320	unless (eval {	2690	unless (eval {
2321	$self->goto ($slaying, $hp, $sp);	2691	$self->goto ($slaying, $hp, $sp);
2322		2692
2323	1;	2693	1;
…		…
2349		2719
2350	utf8::encode $text;	2720	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2721	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	2722	}
2353		2723
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2724	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2725
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2726	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2727	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	2728	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2729	the message unless the client supports the msg packet.
2360		2730
2361	=cut	2731	=cut
2362		2732
		2733	# non-persistent channels (usually the info channel)
		2734	our %CHANNEL = (
		2735	"c/identify" => {
		2736	id => "infobox",
		2737	title => "Identify",
		2738	reply => undef,
		2739	tooltip => "Items recently identified",
		2740	},
		2741	"c/examine" => {
		2742	id => "infobox",
		2743	title => "Examine",
		2744	reply => undef,
		2745	tooltip => "Signs and other items you examined",
		2746	},
		2747	"c/book" => {
		2748	id => "infobox",
		2749	title => "Book",
		2750	reply => undef,
		2751	tooltip => "The contents of a note or book",
		2752	},
		2753	"c/lookat" => {
		2754	id => "infobox",
		2755	title => "Look",
		2756	reply => undef,
		2757	tooltip => "What you saw there",
		2758	},
		2759	"c/who" => {
		2760	id => "infobox",
		2761	title => "Players",
		2762	reply => undef,
		2763	tooltip => "Shows players who are currently online",
		2764	},
		2765	"c/body" => {
		2766	id => "infobox",
		2767	title => "Body Parts",
		2768	reply => undef,
		2769	tooltip => "Shows which body parts you posess and are available",
		2770	},
		2771	"c/uptime" => {
		2772	id => "infobox",
		2773	title => "Uptime",
		2774	reply => undef,
		2775	tooltip => "How long the server has been running since last restart",
		2776	},
		2777	"c/mapinfo" => {
		2778	id => "infobox",
		2779	title => "Map Info",
		2780	reply => undef,
		2781	tooltip => "Information related to the maps",
		2782	},
		2783	);
		2784
2363	sub cf::client::send_msg {	2785	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	2786	my ($self, $channel, $msg, $color, @extra) = @_;
2365		2787
2366	$msg = $self->pl->expand_cfpod ($msg);	2788	$msg = $self->pl->expand_cfpod ($msg);
2367		2789
		2790	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2791
		2792	# check predefined channels, for the benefit of C
		2793	if ($CHANNEL{$channel}) {
		2794	$channel = $CHANNEL{$channel};
		2795
		2796	$self->ext_msg (channel_info => $channel)
		2797	if $self->can_msg;
		2798
		2799	$channel = $channel->{id};
		2800
		2801	} elsif (ref $channel) {
		2802	# send meta info to client, if not yet sent
		2803	unless (exists $self->{channel}{$channel->{id}}) {
		2804	$self->{channel}{$channel->{id}} = $channel;
		2805	$self->ext_msg (channel_info => $channel)
		2806	if $self->can_msg;
		2807	}
		2808
		2809	$channel = $channel->{id};
		2810	}
		2811
		2812	return unless @extra || length $msg;
		2813
2368	if ($self->can_msg) {	2814	if ($self->can_msg) {
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2815	# default colour, mask it out
		2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2817	if $color & cf::NDI_DEF;
		2818
		2819	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2370	} else {	2821	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379	}
2380
2381	if ($color >= 0) {	2822	if ($color >= 0) {
		2823	# replace some tags by gcfclient-compatible ones
		2824	for ($msg) {
		2825	1 while
		2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2831	}
		2832
		2833	$color &= cf::NDI_COLOR_MASK;
		2834
		2835	utf8::encode $msg;
		2836
2382	if ($msg =~ /\[/) {	2837	if (0 && $msg =~ /\[/) {
		2838	# COMMAND/INFO
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2384	} else {	2840	} else {
		2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2385	$self->send_packet ("drawinfo $color $msg")	2842	$self->send_packet ("drawinfo $color $msg")
2386	}	2843	}
2387	}	2844	}
2388	}	2845	}
2389	}	2846	}
2390		2847
2391	=item $client->ext_event ($type, %msg)	2848	=item $client->ext_msg ($type, @msg)
2392		2849
2393	Sends an exti event to the client.	2850	Sends an ext event to the client.
2394		2851
2395	=cut	2852	=cut
2396		2853
2397	sub cf::client::ext_event($$%) {	2854	sub cf::client::ext_msg($$@) {
2398	my ($self, $type, %msg) = @_;	2855	my ($self, $type, @msg) = @_;
2399		2856
		2857	if ($self->extcmd == 2) {
		2858	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2859	} elsif ($self->extcmd == 1) { # TODO: remove
2400	$msg{msgtype} = "event_$type";	2860	push @msg, msgtype => "event_$type";
2401	$self->send_packet ("ext " . cf::to_json \%msg);	2861	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2862	}
		2863	}
		2864
		2865	=item $client->ext_reply ($msgid, @msg)
		2866
		2867	Sends an ext reply to the client.
		2868
		2869	=cut
		2870
		2871	sub cf::client::ext_reply($$@) {
		2872	my ($self, $id, @msg) = @_;
		2873
		2874	if ($self->extcmd == 2) {
		2875	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2876	} elsif ($self->extcmd == 1) {
		2877	#TODO: version 1, remove
		2878	unshift @msg, msgtype => "reply", msgid => $id;
		2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2880	}
2402	}	2881	}
2403		2882
2404	=item $success = $client->query ($flags, "text", \&cb)	2883	=item $success = $client->query ($flags, "text", \&cb)
2405		2884
2406	Queues a query to the client, calling the given callback with	2885	Queues a query to the client, calling the given callback with
2407	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2886	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2408	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2887	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2409		2888
2410	Queries can fail, so check the return code. Or don't, as queries will become	2889	Queries can fail, so check the return code. Or don't, as queries will
2411	reliable at some point in the future.	2890	become reliable at some point in the future.
2412		2891
2413	=cut	2892	=cut
2414		2893
2415	sub cf::client::query {	2894	sub cf::client::query {
2416	my ($self, $flags, $text, $cb) = @_;	2895	my ($self, $flags, $text, $cb) = @_;
…		…
2424	utf8::encode $text;	2903	utf8::encode $text;
2425	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2904	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2426		2905
2427	$self->send_packet ($self->{query_queue}[0][0])	2906	$self->send_packet ($self->{query_queue}[0][0])
2428	if @{ $self->{query_queue} } == 1;	2907	if @{ $self->{query_queue} } == 1;
		2908
		2909	1
2429	}	2910	}
2430		2911
2431	cf::client->attach (	2912	cf::client->attach (
		2913	on_connect => sub {
		2914	my ($ns) = @_;
		2915
		2916	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2917	},
2432	on_reply => sub {	2918	on_reply => sub {
2433	my ($ns, $msg) = @_;	2919	my ($ns, $msg) = @_;
2434		2920
2435	# this weird shuffling is so that direct followup queries	2921	# this weird shuffling is so that direct followup queries
2436	# get handled first	2922	# get handled first
…		…
2448	} else {	2934	} else {
2449	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2935	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2450	}	2936	}
2451	}	2937	}
2452	},	2938	},
		2939	on_exticmd => sub {
		2940	my ($ns, $buf) = @_;
		2941
		2942	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2943
		2944	if (ref $msg) {
		2945	my ($type, $reply, @payload) =
		2946	"ARRAY" eq ref $msg
		2947	? @$msg
		2948	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2949
		2950	my @reply;
		2951
		2952	if (my $cb = $EXTICMD{$type}) {
		2953	@reply = $cb->($ns, @payload);
		2954	}
		2955
		2956	$ns->ext_reply ($reply, @reply)
		2957	if $reply;
		2958
		2959	} else {
		2960	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2961	}
		2962
		2963	cf::override;
		2964	},
2453	);	2965	);
2454		2966
2455	=item $client->async (\&cb)	2967	=item $client->async (\&cb)
2456		2968
2457	Create a new coroutine, running the specified callback. The coroutine will	2969	Create a new coroutine, running the specified callback. The coroutine will
…		…
2498	our $safe = new Safe "safe";	3010	our $safe = new Safe "safe";
2499	our $safe_hole = new Safe::Hole;	3011	our $safe_hole = new Safe::Hole;
2500		3012
2501	$SIG{FPE} = 'IGNORE';	3013	$SIG{FPE} = 'IGNORE';
2502		3014
2503	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3015	$safe->permit_only (Opcode::opset qw(
		3016	:base_core :base_mem :base_orig :base_math
		3017	grepstart grepwhile mapstart mapwhile
		3018	sort time
		3019	));
2504		3020
2505	# here we export the classes and methods available to script code	3021	# here we export the classes and methods available to script code
2506		3022
2507	=pod	3023	=pod
2508		3024
2509	The following functions and methods are available within a safe environment:	3025	The following functions and methods are available within a safe environment:
2510		3026
2511	cf::object contr pay_amount pay_player map	3027	cf::object
		3028	contr pay_amount pay_player map x y force_find force_add destroy
		3029	insert remove name archname title slaying race decrease_ob_nr
		3030
2512	cf::object::player player	3031	cf::object::player
2513	cf::player peaceful	3032	player
2514	cf::map trigger	3033
		3034	cf::player
		3035	peaceful
		3036
		3037	cf::map
		3038	trigger
2515		3039
2516	=cut	3040	=cut
2517		3041
2518	for (	3042	for (
2519	["cf::object" => qw(contr pay_amount pay_player map)],	3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3044	insert remove inv name archname title slaying race
		3045	decrease_ob_nr destroy)],
2520	["cf::object::player" => qw(player)],	3046	["cf::object::player" => qw(player)],
2521	["cf::player" => qw(peaceful)],	3047	["cf::player" => qw(peaceful)],
2522	["cf::map" => qw(trigger)],	3048	["cf::map" => qw(trigger)],
2523	) {	3049	) {
2524	no strict 'refs';	3050	no strict 'refs';
…		…
2600	# the server's init and main functions	3126	# the server's init and main functions
2601		3127
2602	sub load_facedata($) {	3128	sub load_facedata($) {
2603	my ($path) = @_;	3129	my ($path) = @_;
2604		3130
		3131	# HACK to clear player env face cache, we need some signal framework
		3132	# for this (global event?)
		3133	%ext::player_env::MUSIC_FACE_CACHE = ();
		3134
		3135	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3136
2605	warn "loading facedata from $path\n";	3137	warn "loading facedata from $path\n";
2606		3138
2607	my $facedata;	3139	my $facedata;
2608	0 < aio_load $path, $facedata	3140	0 < aio_load $path, $facedata
2609	or die "$path: $!";	3141	or die "$path: $!";
…		…
2611	$facedata = Coro::Storable::thaw $facedata;	3143	$facedata = Coro::Storable::thaw $facedata;
2612		3144
2613	$facedata->{version} == 2	3145	$facedata->{version} == 2
2614	or cf::cleanup "$path: version mismatch, cannot proceed.";	3146	or cf::cleanup "$path: version mismatch, cannot proceed.";
2615		3147
		3148	# patch in the exptable
		3149	$facedata->{resource}{"res/exp_table"} = {
		3150	type => FT_RSRC,
		3151	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3152	};
		3153	cf::cede_to_tick;
		3154
2616	{	3155	{
2617	my $faces = $facedata->{faceinfo};	3156	my $faces = $facedata->{faceinfo};
2618		3157
2619	while (my ($face, $info) = each %$faces) {	3158	while (my ($face, $info) = each %$faces) {
2620	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3159	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3160
2621	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3161	cf::face::set_visibility $idx, $info->{visibility};
		3162	cf::face::set_magicmap $idx, $info->{magicmap};
2622	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3163	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2623	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3164	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2624	Coro::cede;	3165
		3166	cf::cede_to_tick;
2625	}	3167	}
2626		3168
2627	while (my ($face, $info) = each %$faces) {	3169	while (my ($face, $info) = each %$faces) {
2628	next unless $info->{smooth};	3170	next unless $info->{smooth};
		3171
2629	my $idx = cf::face::find $face	3172	my $idx = cf::face::find $face
2630	or next;	3173	or next;
		3174
2631	if (my $smooth = cf::face::find $info->{smooth}) {	3175	if (my $smooth = cf::face::find $info->{smooth}) {
		3176	cf::face::set_smooth $idx, $smooth;
2632	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3177	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2633	} else {	3178	} else {
2634	warn "smooth face '$info->{smooth}' not found for face '$face'";	3179	warn "smooth face '$info->{smooth}' not found for face '$face'";
2635	}	3180	}
2636	Coro::cede;	3181
		3182	cf::cede_to_tick;
2637	}	3183	}
2638	}	3184	}
2639		3185
2640	{	3186	{
2641	my $anims = $facedata->{animinfo};	3187	my $anims = $facedata->{animinfo};
2642		3188
2643	while (my ($anim, $info) = each %$anims) {	3189	while (my ($anim, $info) = each %$anims) {
2644	cf::anim::set $anim, $info->{frames}, $info->{facings};	3190	cf::anim::set $anim, $info->{frames}, $info->{facings};
2645	Coro::cede;	3191	cf::cede_to_tick;
2646	}	3192	}
2647		3193
2648	cf::anim::invalidate_all; # d'oh	3194	cf::anim::invalidate_all; # d'oh
2649	}	3195	}
2650		3196
		3197	{
		3198	# TODO: for gcfclient pleasure, we should give resources
		3199	# that gcfclient doesn't grok a >10000 face index.
		3200	my $res = $facedata->{resource};
		3201
		3202	while (my ($name, $info) = each %$res) {
		3203	if (defined $info->{type}) {
		3204	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3205	my $data;
		3206
		3207	if ($info->{type} & 1) {
		3208	# prepend meta info
		3209
		3210	my $meta = $enc->encode ({
		3211	name => $name,
		3212	%{ $info->{meta} || {} },
		3213	});
		3214
		3215	$data = pack "(w/a*)*", $meta, $info->{data};
		3216	} else {
		3217	$data = $info->{data};
		3218	}
		3219
		3220	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3221	cf::face::set_type $idx, $info->{type};
		3222	} else {
		3223	$RESOURCE{$name} = $info;
		3224	}
		3225
		3226	cf::cede_to_tick;
		3227	}
		3228	}
		3229
		3230	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3231
2651	1	3232	1
2652	}	3233	}
2653		3234
		3235	cf::global->attach (on_resource_update => sub {
		3236	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3237	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3238
		3239	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3240	my $sound = $soundconf->{compat}[$_]
		3241	or next;
		3242
		3243	my $face = cf::face::find "sound/$sound->[1]";
		3244	cf::sound::set $sound->[0] => $face;
		3245	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3246	}
		3247
		3248	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3249	my $face = cf::face::find "sound/$v";
		3250	cf::sound::set $k => $face;
		3251	}
		3252	}
		3253	});
		3254
		3255	register_exticmd fx_want => sub {
		3256	my ($ns, $want) = @_;
		3257
		3258	while (my ($k, $v) = each %$want) {
		3259	$ns->fx_want ($k, $v);
		3260	}
		3261	};
		3262
2654	sub reload_regions {	3263	sub reload_regions {
		3264	# HACK to clear player env face cache, we need some signal framework
		3265	# for this (global event?)
		3266	%ext::player_env::MUSIC_FACE_CACHE = ();
		3267
2655	load_resource_file "$MAPDIR/regions"	3268	load_resource_file "$MAPDIR/regions"
2656	or die "unable to load regions file\n";	3269	or die "unable to load regions file\n";
		3270
		3271	for (cf::region::list) {
		3272	$_->{match} = qr/$_->{match}/
		3273	if exists $_->{match};
		3274	}
2657	}	3275	}
2658		3276
2659	sub reload_facedata {	3277	sub reload_facedata {
2660	load_facedata "$DATADIR/facedata"	3278	load_facedata "$DATADIR/facedata"
2661	or die "unable to load facedata\n";	3279	or die "unable to load facedata\n";
2662	}	3280	}
2663		3281
2664	sub reload_archetypes {	3282	sub reload_archetypes {
		3283	load_resource_file "$DATADIR/archetypes"
		3284	or die "unable to load archetypes\n";
		3285	#d# NEED to laod twice to resolve forward references
		3286	# this really needs to be done in an extra post-pass
		3287	# (which needs to be synchronous, so solve it differently)
2665	load_resource_file "$DATADIR/archetypes"	3288	load_resource_file "$DATADIR/archetypes"
2666	or die "unable to load archetypes\n";	3289	or die "unable to load archetypes\n";
2667	}	3290	}
2668		3291
2669	sub reload_treasures {	3292	sub reload_treasures {
…		…
2685		3308
2686	sub init {	3309	sub init {
2687	reload_resources;	3310	reload_resources;
2688	}	3311	}
2689		3312
2690	sub cfg_load {	3313	sub reload_config {
2691	open my $fh, "<:utf8", "$CONFDIR/config"	3314	open my $fh, "<:utf8", "$CONFDIR/config"
2692	or return;	3315	or return;
2693		3316
2694	local $/;	3317	local $/;
2695	*CFG = YAML::Syck::Load <$fh>;	3318	*CFG = YAML::Syck::Load <$fh>;
…		…
2711	sub main {	3334	sub main {
2712	# we must not ever block the main coroutine	3335	# we must not ever block the main coroutine
2713	local $Coro::idle = sub {	3336	local $Coro::idle = sub {
2714	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3337	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2715	(async {	3338	(async {
2716	Event::one_event;	3339	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3340	EV::loop EV::LOOP_ONESHOT;
2717	})->prio (Coro::PRIO_MAX);	3341	})->prio (Coro::PRIO_MAX);
2718	};	3342	};
2719		3343
2720	cfg_load;	3344	reload_config;
2721	db_init;	3345	db_init;
2722	load_extensions;	3346	load_extensions;
2723		3347
2724	$TICK_WATCHER->start;	3348	$TICK_WATCHER->start;
		3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
2725	Event::loop;	3350	EV::loop;
2726	}	3351	}
2727		3352
2728	#############################################################################	3353	#############################################################################
2729	# initialisation and cleanup	3354	# initialisation and cleanup
2730		3355
2731	# install some emergency cleanup handlers	3356	# install some emergency cleanup handlers
2732	BEGIN {	3357	BEGIN {
		3358	our %SIGWATCHER = ();
2733	for my $signal (qw(INT HUP TERM)) {	3359	for my $signal (qw(INT HUP TERM)) {
2734	Event->signal (	3360	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2735	reentrant => 0,
2736	data => WF_AUTOCANCEL,
2737	signal => $signal,
2738	prio => 0,
2739	cb => sub {
2740	cf::cleanup "SIG$signal";	3361	cf::cleanup "SIG$signal";
2741	},
2742	);	3362	};
2743	}	3363	}
2744	}	3364	}
2745		3365
2746	sub write_runtime {	3366	sub write_runtime {
2747	my $runtime = "$LOCALDIR/runtime";	3367	my $runtime = "$LOCALDIR/runtime";
…		…
2792	# and maps saved/destroyed asynchronously.	3412	# and maps saved/destroyed asynchronously.
2793	warn "begin emergency player save\n";	3413	warn "begin emergency player save\n";
2794	for my $login (keys %cf::PLAYER) {	3414	for my $login (keys %cf::PLAYER) {
2795	my $pl = $cf::PLAYER{$login} or next;	3415	my $pl = $cf::PLAYER{$login} or next;
2796	$pl->valid or next;	3416	$pl->valid or next;
		3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2797	$pl->save;	3418	$pl->save;
2798	}	3419	}
2799	warn "end emergency player save\n";	3420	warn "end emergency player save\n";
2800		3421
2801	warn "begin emergency map save\n";	3422	warn "begin emergency map save\n";
…		…
2840	warn "syncing database to disk";	3461	warn "syncing database to disk";
2841	BDB::db_env_txn_checkpoint $DB_ENV;	3462	BDB::db_env_txn_checkpoint $DB_ENV;
2842		3463
2843	# if anything goes wrong in here, we should simply crash as we already saved	3464	# if anything goes wrong in here, we should simply crash as we already saved
2844		3465
2845	warn "cancelling all WF_AUTOCANCEL watchers";
2846	for (Event::all_watchers) {
2847	$_->cancel if $_->data & WF_AUTOCANCEL;
2848	}
2849
2850	warn "flushing outstanding aio requests";	3466	warn "flushing outstanding aio requests";
2851	for (;;) {	3467	for (;;) {
2852	BDB::flush;	3468	BDB::flush;
2853	IO::AIO::flush;	3469	IO::AIO::flush;
2854	Coro::cede;	3470	Coro::cede_notself;
2855	last unless IO::AIO::nreqs || BDB::nreqs;	3471	last unless IO::AIO::nreqs || BDB::nreqs;
2856	warn "iterate...";	3472	warn "iterate...";
2857	}	3473	}
2858		3474
2859	++$RELOAD;	3475	++$RELOAD;
…		…
2863	%EXT_CORO = ();	3479	%EXT_CORO = ();
2864		3480
2865	warn "removing commands";	3481	warn "removing commands";
2866	%COMMAND = ();	3482	%COMMAND = ();
2867		3483
2868	warn "removing ext commands";	3484	warn "removing ext/exti commands";
2869	%EXTCMD = ();	3485	%EXTCMD = ();
		3486	%EXTICMD = ();
2870		3487
2871	warn "unloading/nuking all extensions";	3488	warn "unloading/nuking all extensions";
2872	for my $pkg (@EXTS) {	3489	for my $pkg (@EXTS) {
2873	warn "... unloading $pkg";	3490	warn "... unloading $pkg";
2874		3491
…		…
2917	warn "reloading cf.pm";	3534	warn "reloading cf.pm";
2918	require cf;	3535	require cf;
2919	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2920		3537
2921	warn "loading config and database again";	3538	warn "loading config and database again";
2922	cf::cfg_load;	3539	cf::reload_config;
2923		3540
2924	warn "loading extensions";	3541	warn "loading extensions";
2925	cf::load_extensions;	3542	cf::load_extensions;
2926		3543
2927	warn "reattaching attachments to objects/players";	3544	warn "reattaching attachments to objects/players";
…		…
2947		3564
2948	sub reload_perl() {	3565	sub reload_perl() {
2949	# doing reload synchronously and two reloads happen back-to-back,	3566	# doing reload synchronously and two reloads happen back-to-back,
2950	# coro crashes during coro_state_free->destroy here.	3567	# coro crashes during coro_state_free->destroy here.
2951		3568
2952	$RELOAD_WATCHER ||= Event->timer (	3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2953	reentrant => 0,
2954	after => 0,
2955	data => WF_AUTOCANCEL,
2956	cb => sub {
2957	do_reload_perl;
2958	undef $RELOAD_WATCHER;	3570	undef $RELOAD_WATCHER;
2959	},	3571	do_reload_perl;
2960	);	3572	};
2961	}	3573	}
2962		3574
2963	register_command "reload" => sub {	3575	register_command "reload" => sub {
2964	my ($who, $arg) = @_;	3576	my ($who, $arg) = @_;
2965		3577
2966	if ($who->flag (FLAG_WIZ)) {	3578	if ($who->flag (FLAG_WIZ)) {
2967	$who->message ("reloading server.");	3579	$who->message ("reloading server.");
		3580	async {
		3581	$Coro::current->{desc} = "perl_reload";
2968	async { reload_perl };	3582	reload_perl;
		3583	};
2969	}	3584	}
2970	};	3585	};
2971		3586
2972	unshift @INC, $LIBDIR;	3587	unshift @INC, $LIBDIR;
2973		3588
…		…
2992	my $signal = new Coro::Signal;	3607	my $signal = new Coro::Signal;
2993	push @WAIT_FOR_TICK_BEGIN, $signal;	3608	push @WAIT_FOR_TICK_BEGIN, $signal;
2994	$signal->wait;	3609	$signal->wait;
2995	}	3610	}
2996		3611
2997	my $min = 1e6;#d#	3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {
2998	my $avg = 10;
2999	$TICK_WATCHER = Event->timer (
3000	reentrant => 0,
3001	parked => 1,
3002	prio => 0,
3003	at => $NEXT_TICK || $TICK,
3004	data => WF_AUTOCANCEL,
3005	cb => sub {
3006	if ($Coro::current != $Coro::main) {	3613	if ($Coro::current != $Coro::main) {
3007	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3008	unless ++$bug_warning > 10;	3615	unless ++$bug_warning > 10;
3009	return;	3616	return;
3010	}	3617	}
3011		3618
3012	$NOW = $tick_start = Event::time;	3619	$NOW = $tick_start = EV::now;
3013		3620
3014	cf::server_tick; # one server iteration	3621	cf::server_tick; # one server iteration
3015		3622
3016	0 && sync_job {#d#	3623	$RUNTIME += $TICK;
3017	for(1..10) {	3624	$NEXT_TICK = $_[0]->at;
3018	my $t = Event::time;
3019	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3020	or die;
3021		3625
3022	$map->width (50);	3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3023	$map->height (50);	3627	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3024	$map->alloc;	3628	Coro::async_pool {
3025	$map->_load_objects ("/tmp/x.map", 1);	3629	$Coro::current->{desc} = "runtime saver";
3026	my $t = Event::time - $t;	3630	write_runtime
3027		3631	or warn "ERROR: unable to write runtime file: $!";
3028	#next unless $t < 0.0013;#d#
3029	if ($t < $min) {
3030	$min = $t;
3031	}
3032	$avg = $avg * 0.99 + $t * 0.01;
3033	}
3034	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3035	exit 0;
3036	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3037	};	3632	};
		3633	}
3038		3634
3039	$RUNTIME += $TICK;
3040	$NEXT_TICK += $TICK;
3041
3042	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3043	$NEXT_RUNTIME_WRITE = $NOW + 10;
3044	Coro::async_pool {
3045	write_runtime
3046	or warn "ERROR: unable to write runtime file: $!";
3047	};
3048	}
3049
3050	# my $AFTER = Event::time;
3051	# warn $AFTER - $NOW;#d#
3052
3053	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3054	$sig->send;	3636	$sig->send;
3055	}	3637	}
3056	while (my $sig = shift @WAIT_FOR_TICK) {	3638	while (my $sig = shift @WAIT_FOR_TICK) {
3057	$sig->send;	3639	$sig->send;
3058	}	3640	}
3059		3641
3060	$NOW = Event::time;
3061
3062	# if we are delayed by four ticks or more, skip them all
3063	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3064
3065	$TICK_WATCHER->at ($NEXT_TICK);
3066	$TICK_WATCHER->start;
3067
3068	$LOAD = ($NOW - $tick_start) / $TICK;	3642	$LOAD = ($NOW - $tick_start) / $TICK;
3069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3070		3644
3071	_post_tick;	3645	_post_tick;
3072		3646	};
3073		3647	$TICK_WATCHER->priority (EV::MAXPRI);
3074	},
3075	);
3076		3648
3077	{	3649	{
3078	BDB::max_poll_time $TICK * 0.1;	3650	# configure BDB
3079	$BDB_POLL_WATCHER = Event->io (	3651
3080	reentrant => 0,
3081	fd => BDB::poll_fileno,
3082	poll => 'r',
3083	prio => 0,
3084	data => WF_AUTOCANCEL,
3085	cb => \&BDB::poll_cb,
3086	);
3087	BDB::min_parallel 8;	3652	BDB::min_parallel 8;
3088		3653	BDB::max_poll_reqs $TICK * 0.1;
3089	BDB::set_sync_prepare {	3654	$Coro::BDB::WATCHER->priority (1);
3090	my $status;
3091	my $current = $Coro::current;
3092	(
3093	sub {
3094	$status = $!;
3095	$current->ready; undef $current;
3096	},
3097	sub {
3098	Coro::schedule while defined $current;
3099	$! = $status;
3100	},
3101	)
3102	};
3103		3655
3104	unless ($DB_ENV) {	3656	unless ($DB_ENV) {
3105	$DB_ENV = BDB::db_env_create;	3657	$DB_ENV = BDB::db_env_create;
		3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
		3659	| BDB::LOG_AUTOREMOVE, 1);
		3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3106		3662
3107	cf::sync_job {	3663	cf::sync_job {
3108	eval {	3664	eval {
3109	BDB::db_env_open	3665	BDB::db_env_open
3110	$DB_ENV,	3666	$DB_ENV,
…		…
3112	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3668	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3113	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3669	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3114	0666;	3670	0666;
3115		3671
3116	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3672	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3117
3118	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3119	$DB_ENV->set_lk_detect;
3120	};	3673	};
3121		3674
3122	cf::cleanup "db_env_open(db): $@" if $@;	3675	cf::cleanup "db_env_open(db): $@" if $@;
3123	};	3676	};
3124	}	3677	}
		3678
		3679	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3680	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3681	};
		3682	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3683	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3684	};
		3685	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3686	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3687	};
3125	}	3688	}
3126		3689
3127	{	3690	{
		3691	# configure IO::AIO
		3692
3128	IO::AIO::min_parallel 8;	3693	IO::AIO::min_parallel 8;
3129
3130	undef $Coro::AIO::WATCHER;
3131	IO::AIO::max_poll_time $TICK * 0.1;	3694	IO::AIO::max_poll_time $TICK * 0.1;
3132	$AIO_POLL_WATCHER = Event->io (	3695	$Coro::AIO::WATCHER->priority (1);
3133	reentrant => 0,
3134	data => WF_AUTOCANCEL,
3135	fd => IO::AIO::poll_fileno,
3136	poll => 'r',
3137	prio => 6,
3138	cb => \&IO::AIO::poll_cb,
3139	);
3140	}	3696	}
3141		3697
3142	my $_log_backtrace;	3698	my $_log_backtrace;
3143		3699
3144	sub _log_backtrace {	3700	sub _log_backtrace {
…		…
3148		3704
3149	# limit the # of concurrent backtraces	3705	# limit the # of concurrent backtraces
3150	if ($_log_backtrace < 2) {	3706	if ($_log_backtrace < 2) {
3151	++$_log_backtrace;	3707	++$_log_backtrace;
3152	async {	3708	async {
		3709	$Coro::current->{desc} = "abt $msg";
		3710
3153	my @bt = fork_call {	3711	my @bt = fork_call {
3154	@addr = map { sprintf "%x", $_ } @addr;	3712	@addr = map { sprintf "%x", $_ } @addr;
3155	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3713	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3156	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3714	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3157	or die "addr2line: $!";	3715	or die "addr2line: $!";

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