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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.227 by root, Fri Mar 23 18:32:48 2007 UTC vs.
Revision 1.332 by root, Sat Aug 18 17:33:53 2007 UTC

…		…
3	use utf8;	3	use utf8;
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 Storable;	9	use Storable;
9	use Event;	10	use Event;
10	use Opcode;	11	use Opcode;
11	use Safe;	12	use Safe;
12	use Safe::Hole;	13	use Safe::Hole;
13		14
14	use Coro 3.52 ();	15	use Coro 3.64 ();
15	use Coro::State;	16	use Coro::State;
		17	use Coro::Handle;
16	use Coro::Event;	18	use Coro::Event;
17	use Coro::Timer;	19	use Coro::Timer;
18	use Coro::Signal;	20	use Coro::Signal;
19	use Coro::Semaphore;	21	use Coro::Semaphore;
20	use Coro::AIO;	22	use Coro::AIO;
		23	use Coro::Storable;
		24	use Coro::Util ();
21		25
		26	use JSON::XS 1.4 ();
22	use BDB ();	27	use BDB ();
23	use Data::Dumper;	28	use Data::Dumper;
24	use Digest::MD5;	29	use Digest::MD5;
25	use Fcntl;	30	use Fcntl;
26	use YAML::Syck ();	31	use YAML::Syck ();
27	use IO::AIO 2.32 ();	32	use IO::AIO 2.32 ();
28	use Time::HiRes;	33	use Time::HiRes;
29	use Compress::LZF;	34	use Compress::LZF;
		35	use Digest::MD5 ();
30		36
31	# configure various modules to our taste	37	# configure various modules to our taste
32	#	38	#
		39	$Storable::canonical = 1; # reduce rsync transfers
33	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
34	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
35		42
36	$Event::Eval = 1; # no idea why this is required, but it is	43	$Event::Eval = 1; # no idea why this is required, but it is
37		44
…		…
45	our %COMMAND = ();	52	our %COMMAND = ();
46	our %COMMAND_TIME = ();	53	our %COMMAND_TIME = ();
47		54
48	our @EXTS = (); # list of extension package names	55	our @EXTS = (); # list of extension package names
49	our %EXTCMD = ();	56	our %EXTCMD = ();
		57	our %EXTICMD = ();
50	our %EXT_CORO = (); # coroutines bound to extensions	58	our %EXT_CORO = (); # coroutines bound to extensions
51	our %EXT_MAP = (); # pluggable maps	59	our %EXT_MAP = (); # pluggable maps
52		60
53	our $RELOAD; # number of reloads so far	61	our $RELOAD; # number of reloads so far
54	our @EVENT;	62	our @EVENT;
55	our $LIBDIR = datadir . "/ext";
56		63
57	our $TICK = MAX_TIME * 1e-6;	64	our $CONFDIR = confdir;
		65	our $DATADIR = datadir;
		66	our $LIBDIR = "$DATADIR/ext";
		67	our $PODDIR = "$DATADIR/pod";
		68	our $MAPDIR = "$DATADIR/" . mapdir;
		69	our $LOCALDIR = localdir;
		70	our $TMPDIR = "$LOCALDIR/" . tmpdir;
		71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
		72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
		73	our $RANDOMDIR = "$LOCALDIR/random";
		74	our $BDBDIR = "$LOCALDIR/db";
		75
		76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
58	our $TICK_WATCHER;	77	our $TICK_WATCHER;
59	our $AIO_POLL_WATCHER;	78	our $AIO_POLL_WATCHER;
60	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
61	our $NEXT_TICK;	80	our $NEXT_TICK;
62	our $NOW;	81	our $NOW;
…		…
71	our $RUNTIME;	90	our $RUNTIME;
72		91
73	our %PLAYER; # all users	92	our %PLAYER; # all users
74	our %MAP; # all maps	93	our %MAP; # all maps
75	our $LINK_MAP; # the special {link} map, which is always available	94	our $LINK_MAP; # the special {link} map, which is always available
76	our $RANDOM_MAPS = cf::localdir . "/random";
77	our $BDB_ENV_DIR = cf::localdir . "/db";
78
79	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
80	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
81		95
82	# 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 ∕
83	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
84		98
		99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
		100	our $LOADAVG; # same thing, but with alpha-smoothing
		101	our $tick_start; # for load detecting purposes
		102
85	binmode STDOUT;	103	binmode STDOUT;
86	binmode STDERR;	104	binmode STDERR;
87		105
88	# read virtual server time, if available	106	# read virtual server time, if available
89	unless ($RUNTIME || !-e cf::localdir . "/runtime") {	107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {
90	open my $fh, "<", cf::localdir . "/runtime"	108	open my $fh, "<", "$LOCALDIR/runtime"
91	or die "unable to read runtime file: $!";	109	or die "unable to read runtime file: $!";
92	$RUNTIME = <$fh> + 0.;	110	$RUNTIME = <$fh> + 0.;
93	}	111	}
94		112
95	mkdir cf::localdir;	113	mkdir $_
96	mkdir cf::localdir . "/" . cf::playerdir;	114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
97	mkdir cf::localdir . "/" . cf::tmpdir;
98	mkdir cf::localdir . "/" . cf::uniquedir;
99	mkdir $RANDOM_MAPS;
100	mkdir $BDB_ENV_DIR;
101		115
102	our $EMERGENCY_POSITION;	116	our $EMERGENCY_POSITION;
103		117
104	sub cf::map::normalise;	118	sub cf::map::normalise;
105		119
…		…
116	=item $cf::RUNTIME	130	=item $cf::RUNTIME
117		131
118	The time this server has run, starts at 0 and is increased by $cf::TICK on	132	The time this server has run, starts at 0 and is increased by $cf::TICK on
119	every server tick.	133	every server tick.
120		134
121	=item $cf::LIBDIR	135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
		136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
		137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
122		138
123	The perl library directory, where extensions and cf-specific modules can	139	Various directories - "/etc", read-only install directory, perl-library
124	be found. It will be added to C<@INC> automatically.	140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
		141	unique-items directory, player file directory, random maps directory and
		142	database environment.
125		143
126	=item $cf::NOW	144	=item $cf::NOW
127		145
128	The time of the last (current) server tick.	146	The time of the last (current) server tick.
129		147
130	=item $cf::TICK	148	=item $cf::TICK
131		149
132	The interval between server ticks, in seconds.	150	The interval between server ticks, in seconds.
		151
		152	=item $cf::LOADAVG
		153
		154	The current CPU load on the server (alpha-smoothed), as a value between 0
		155	(none) and 1 (overloaded), indicating how much time is spent on processing
		156	objects per tick. Healthy values are < 0.5.
		157
		158	=item $cf::LOAD
		159
		160	The raw value load value from the last tick.
133		161
134	=item %cf::CFG	162	=item %cf::CFG
135		163
136	Configuration for the server, loaded from C</etc/crossfire/config>, or	164	Configuration for the server, loaded from C</etc/crossfire/config>, or
137	from wherever your confdir points to.	165	from wherever your confdir points to.
138		166
139	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE	167	=item cf::wait_for_tick, cf::wait_for_tick_begin
140		168
141	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)	169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
142	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick	170	returns directly I<after> the tick processing (and consequently, can only wake one process
143	processing has been done. Call C<< ->wait >> on them to maximise the	171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
144	window of cpu time available, or simply to synchronise to the server tick.	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.
145		178
146	=back	179	=back
147		180
148	=cut	181	=cut
149		182
150	BEGIN {	183	BEGIN {
151	*CORE::GLOBAL::warn = sub {	184	*CORE::GLOBAL::warn = sub {
152	my $msg = join "", @_;	185	my $msg = join "", @_;
153	utf8::encode $msg;
154		186
155	$msg .= "\n"	187	$msg .= "\n"
156	unless $msg =~ /\n$/;	188	unless $msg =~ /\n$/;
157		189
		190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
		191
		192	utf8::encode $msg;
158	LOG llevError, $msg;	193	LOG llevError, $msg;
159	};	194	};
160	}	195	}
161		196
162	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
163	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
164	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
165	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
166	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';	201	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
		202	@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
167	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	203	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
168		204
169	# we bless all objects into (empty) derived classes to force a method lookup	205	# we bless all objects into (empty) derived classes to force a method lookup
170	# within the Safe compartment.	206	# within the Safe compartment.
171	for my $pkg (qw(	207	for my $pkg (qw(
172	cf::global cf::attachable	208	cf::global cf::attachable
…		…
180	}	216	}
181		217
182	$Event::DIED = sub {	218	$Event::DIED = sub {
183	warn "error in event callback: @_";	219	warn "error in event callback: @_";
184	};	220	};
		221
		222	#############################################################################
185		223
186	=head2 UTILITY FUNCTIONS	224	=head2 UTILITY FUNCTIONS
187		225
188	=over 4	226	=over 4
189		227
…		…
208	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
209	$d	247	$d
210	} || "[unable to dump $_[0]: '$@']";	248	} || "[unable to dump $_[0]: '$@']";
211	}	249	}
212		250
213	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
214
215	=item $ref = cf::from_json $json	251	=item $ref = cf::from_json $json
216		252
217	Converts a JSON string into the corresponding perl data structure.	253	Converts a JSON string into the corresponding perl data structure.
218		254
219	=item $json = cf::to_json $ref	255	=item $json = cf::to_json $ref
220		256
221	Converts a perl data structure into its JSON representation.	257	Converts a perl data structure into its JSON representation.
		258
		259	=cut
		260
		261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		262
		263	sub to_json ($) { $json_coder->encode ($_[0]) }
		264	sub from_json ($) { $json_coder->decode ($_[0]) }
222		265
223	=item cf::lock_wait $string	266	=item cf::lock_wait $string
224		267
225	Wait until the given lock is available. See cf::lock_acquire.	268	Wait until the given lock is available. See cf::lock_acquire.
226		269
…		…
232	returned.	275	returned.
233		276
234	Lock names should begin with a unique identifier (for example, cf::map::find	277	Lock names should begin with a unique identifier (for example, cf::map::find
235	uses map_find and cf::map::load uses map_load).	278	uses map_find and cf::map::load uses map_load).
236		279
		280	=item $locked = cf::lock_active $string
		281
		282	Return true if the lock is currently active, i.e. somebody has locked it.
		283
237	=cut	284	=cut
238		285
239	our %LOCK;	286	our %LOCK;
240		287
241	sub lock_wait($) {	288	sub lock_wait($) {
…		…
258		305
259	Coro::guard {	306	Coro::guard {
260	# wake up all waiters, to be on the safe side	307	# wake up all waiters, to be on the safe side
261	$_->ready for @{ delete $LOCK{$key} };	308	$_->ready for @{ delete $LOCK{$key} };
262	}	309	}
		310	}
		311
		312	sub lock_active($) {
		313	my ($key) = @_;
		314
		315	! ! $LOCK{$key}
263	}	316	}
264		317
265	sub freeze_mainloop {	318	sub freeze_mainloop {
266	return unless $TICK_WATCHER->is_active;	319	return unless $TICK_WATCHER->is_active;
267		320
…		…
270	};	323	};
271	$TICK_WATCHER->stop;	324	$TICK_WATCHER->stop;
272	$guard	325	$guard
273	}	326	}
274		327
		328	=item cf::get_slot $time[, $priority[, $name]]
		329
		330	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		331	This call blocks and returns only when you have at least C<$time> seconds
		332	of cpu time till the next tick. The slot is only valid till the next cede.
		333
		334	The optional C<$name> can be used to identify the job to run. It might be
		335	used for statistical purposes and should identify the same time-class.
		336
		337	Useful for short background jobs.
		338
		339	=cut
		340
		341	our @SLOT_QUEUE;
		342	our $SLOT_QUEUE;
		343
		344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		345	$SLOT_QUEUE = Coro::async {
		346	my $signal = new Coro::Signal;
		347
		348	while () {
		349	next_job:
		350	my $avail = cf::till_tick;
		351	if ($avail > 0.01) {
		352	for (0 .. $#SLOT_QUEUE) {
		353	if ($SLOT_QUEUE[$_][0] < $avail) {
		354	my $job = splice @SLOT_QUEUE, $_, 1, ();
		355	$job->[2]->send;
		356	Coro::cede;
		357	goto next_job;
		358	}
		359	}
		360	}
		361
		362	if (@SLOT_QUEUE) {
		363	# we do not use wait_For_tick() as it returns immediately when tick is inactive
		364	push @cf::WAIT_FOR_TICK, $signal;
		365	$signal->wait;
		366	} else {
		367	Coro::schedule;
		368	}
		369	}
		370	};
		371
		372	sub get_slot($;$$) {
		373	my ($time, $pri, $name) = @_;
		374
		375	$time = $TICK * .6 if $time > $TICK * .6;
		376	my $sig = new Coro::Signal;
		377
		378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		380	$SLOT_QUEUE->ready;
		381	$sig->wait;
		382	}
		383
275	=item cf::async { BLOCK }	384	=item cf::async { BLOCK }
276		385
277	Currently the same as Coro::async_pool, meaning you cannot use	386	Currently the same as Coro::async_pool, meaning you cannot use
278	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	387	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
279	thing you are allowed to do is call C<prio> on it.	388	thing you are allowed to do is call C<prio> on it.
…		…
282		391
283	BEGIN { *async = \&Coro::async_pool }	392	BEGIN { *async = \&Coro::async_pool }
284		393
285	=item cf::sync_job { BLOCK }	394	=item cf::sync_job { BLOCK }
286		395
287	The design of crossfire+ requires that the main coro ($Coro::main) is	396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)
288	always able to handle events or runnable, as crossfire+ is only partly	397	is always able to handle events or runnable, as Crossfire TRT is only
289	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		399	acceptable.
290		400
291	If it must be done, put the blocking parts into C<sync_job>. This will run	401	If it must be done, put the blocking parts into C<sync_job>. This will run
292	the given BLOCK in another coroutine while waiting for the result. The	402	the given BLOCK in another coroutine while waiting for the result. The
293	server will be frozen during this time, so the block should either finish	403	server will be frozen during this time, so the block should either finish
294	fast or be very important.	404	fast or be very important.
…		…
297		407
298	sub sync_job(&) {	408	sub sync_job(&) {
299	my ($job) = @_;	409	my ($job) = @_;
300		410
301	if ($Coro::current == $Coro::main) {	411	if ($Coro::current == $Coro::main) {
		412	my $time = Event::time;
		413
302	# this is the main coro, too bad, we have to block	414	# this is the main coro, too bad, we have to block
303	# till the operation succeeds, freezing the server :/	415	# till the operation succeeds, freezing the server :/
304		416
305	# TODO: use suspend/resume instead	417	# TODO: use suspend/resume instead
306	# (but this is cancel-safe)	418	# (but this is cancel-safe)
…		…
317		429
318	while ($busy) {	430	while ($busy) {
319	Coro::cede or Event::one_event;	431	Coro::cede or Event::one_event;
320	}	432	}
321		433
		434	$time = Event::time - $time;
		435
		436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
		437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
		438
		439	$tick_start += $time; # do not account sync jobs to server load
		440
322	wantarray ? @res : $res[0]	441	wantarray ? @res : $res[0]
323	} else {	442	} else {
324	# we are in another coroutine, how wonderful, everything just works	443	# we are in another coroutine, how wonderful, everything just works
325		444
326	$job->()	445	$job->()
…		…
345	$EXT_CORO{$coro+0} = $coro;	464	$EXT_CORO{$coro+0} = $coro;
346		465
347	$coro	466	$coro
348	}	467	}
349		468
350	sub write_runtime {	469	=item fork_call { }, $args
351	my $guard = cf::lock_acquire "write_runtime";
352		470
353	my $runtime = cf::localdir . "/runtime";	471	Executes the given code block with the given arguments in a seperate
		472	process, returning the results. Everything must be serialisable with
		473	Coro::Storable. May, of course, block. Note that the executed sub may
		474	never block itself or use any form of Event handling.
354		475
355	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	476	=cut
356	or return;
357		477
358	my $value = $cf::RUNTIME + 90 + 10;	478	sub fork_call(&@) {
359	# 10 is the runtime save interval, for a monotonic clock	479	my ($cb, @args) = @_;
360	# 60 allows for the watchdog to kill the server.
361		480
362	(aio_write $fh, 0, (length $value), $value, 0) <= 0	481	# we seemingly have to make a local copy of the whole thing,
363	and return;	482	# otherwise perl prematurely frees the stuff :/
		483	# TODO: investigate and fix (liekly this will be rather laborious)
364		484
365	# always fsync - this file is important	485	my @res = Coro::Util::fork_eval {
366	aio_fsync $fh	486	reset_signals;
367	and return;	487	&$cb
		488	}, @args;
368		489
369	close $fh	490	wantarray ? @res : $res[-1]
370	or return;	491	}
371		492
372	aio_rename "$runtime~", $runtime	493	=item $value = cf::db_get $family => $key
373	and return;
374		494
		495	Returns a single value from the environment database.
		496
		497	=item cf::db_put $family => $key => $value
		498
		499	Stores the given C<$value> in the family. It can currently store binary
		500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
		501
		502	=cut
		503
		504	our $DB;
		505
		506	sub db_init {
		507	unless ($DB) {
		508	$DB = BDB::db_create $DB_ENV;
		509
		510	cf::sync_job {
		511	eval {
		512	$DB->set_flags (BDB::CHKSUM);
		513
		514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		516	cf::cleanup "db_open(db): $!" if $!;
		517	};
		518	cf::cleanup "db_open(db): $@" if $@;
		519	};
375	1	520	}
		521	}
		522
		523	sub db_get($$) {
		524	my $key = "$_[0]/$_[1]";
		525
		526	cf::sync_job {
		527	BDB::db_get $DB, undef, $key, my $data;
		528
		529	$! ? ()
		530	: $data
		531	}
		532	}
		533
		534	sub db_put($$$) {
		535	BDB::dbreq_pri 4;
		536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		537	}
		538
		539	=item cf::cache $id => [$paths...], $processversion => $process
		540
		541	Generic caching function that returns the value of the resource $id,
		542	caching and regenerating as required.
		543
		544	This function can block.
		545
		546	=cut
		547
		548	sub cache {
		549	my ($id, $src, $processversion, $process) = @_;
		550
		551	my $meta =
		552	join "\x00",
		553	$processversion,
		554	map {
		555	aio_stat $_
		556	and Carp::croak "$_: $!";
		557
		558	($_, (stat _)[7,9])
		559	} @$src;
		560
		561	my $dbmeta = db_get cache => "$id/meta";
		562	if ($dbmeta ne $meta) {
		563	# changed, we may need to process
		564
		565	my @data;
		566	my $md5;
		567
		568	for (0 .. $#$src) {
		569	0 <= aio_load $src->[$_], $data[$_]
		570	or Carp::croak "$src->[$_]: $!";
		571	}
		572
		573	# if processing is expensive, check
		574	# checksum first
		575	if (1) {
		576	$md5 =
		577	join "\x00",
		578	$processversion,
		579	map {
		580	Coro::cede;
		581	($src->[$_], Digest::MD5::md5_hex $data[$_])
		582	} 0.. $#$src;
		583
		584
		585	my $dbmd5 = db_get cache => "$id/md5";
		586	if ($dbmd5 eq $md5) {
		587	db_put cache => "$id/meta", $meta;
		588
		589	return db_get cache => "$id/data";
		590	}
		591	}
		592
		593	my $t1 = Time::HiRes::time;
		594	my $data = $process->(\@data);
		595	my $t2 = Time::HiRes::time;
		596
		597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		598
		599	db_put cache => "$id/data", $data;
		600	db_put cache => "$id/md5" , $md5;
		601	db_put cache => "$id/meta", $meta;
		602
		603	return $data;
		604	}
		605
		606	db_get cache => "$id/data"
		607	}
		608
		609	=item cf::datalog type => key => value, ...
		610
		611	Log a datalog packet of the given type with the given key-value pairs.
		612
		613	=cut
		614
		615	sub datalog($@) {
		616	my ($type, %kv) = @_;
		617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
376	}	618	}
377		619
378	=back	620	=back
379		621
380	=cut	622	=cut
…		…
387	attach callbacks/event handlers (a collection of which is called an "attachment")	629	attach callbacks/event handlers (a collection of which is called an "attachment")
388	to it. All such attachable objects support the following methods.	630	to it. All such attachable objects support the following methods.
389		631
390	In the following description, CLASS can be any of C<global>, C<object>	632	In the following description, CLASS can be any of C<global>, C<object>
391	C<player>, C<client> or C<map> (i.e. the attachable objects in	633	C<player>, C<client> or C<map> (i.e. the attachable objects in
392	crossfire+).	634	Crossfire TRT).
393		635
394	=over 4	636	=over 4
395		637
396	=item $attachable->attach ($attachment, key => $value...)	638	=item $attachable->attach ($attachment, key => $value...)
397		639
…		…
560	$registry = $CB_TYPE[$object_type] ||= [];	802	$registry = $CB_TYPE[$object_type] ||= [];
561		803
562	} elsif ($type eq "subtype") {	804	} elsif ($type eq "subtype") {
563	defined $object_type or Carp::croak "subtype specified without type";	805	defined $object_type or Carp::croak "subtype specified without type";
564	my $object_subtype = shift @arg;	806	my $object_subtype = shift @arg;
565	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= [];	807	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
566		808
567	} elsif ($type eq "package") {	809	} elsif ($type eq "package") {
568	my $pkg = shift @arg;	810	my $pkg = shift @arg;
569		811
570	while (my ($name, $id) = each %cb_id) {	812	while (my ($name, $id) = each %cb_id) {
…		…
599	_attach $registry, $klass, @attach;	841	_attach $registry, $klass, @attach;
600	}	842	}
601		843
602	$obj->{$name} = \%arg;	844	$obj->{$name} = \%arg;
603	} else {	845	} else {
604	warn "object uses attachment '$name' that is not available, postponing.\n";	846	warn "object uses attachment '$name' which is not available, postponing.\n";
605	}	847	}
606		848
607	$obj->{_attachment}{$name} = undef;	849	$obj->{_attachment}{$name} = undef;
608	}	850	}
609		851
…		…
611	if (ref $_[0]) {	853	if (ref $_[0]) {
612	_object_attach @_;	854	_object_attach @_;
613	} else {	855	} else {
614	_attach shift->_attach_registry, @_;	856	_attach shift->_attach_registry, @_;
615	}	857	}
		858	_recalc_want;
616	};	859	};
617		860
618	# all those should be optimised	861	# all those should be optimised
619	sub cf::attachable::detach {	862	sub cf::attachable::detach {
620	my ($obj, $name) = @_;	863	my ($obj, $name) = @_;
…		…
623	delete $obj->{_attachment}{$name};	866	delete $obj->{_attachment}{$name};
624	reattach ($obj);	867	reattach ($obj);
625	} else {	868	} else {
626	Carp::croak "cannot, currently, detach class attachments";	869	Carp::croak "cannot, currently, detach class attachments";
627	}	870	}
		871	_recalc_want;
628	};	872	};
629		873
630	sub cf::attachable::attached {	874	sub cf::attachable::attached {
631	my ($obj, $name) = @_;	875	my ($obj, $name) = @_;
632		876
…		…
647	";	891	";
648	die if $@;	892	die if $@;
649	}	893	}
650		894
651	our $override;	895	our $override;
652	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	896	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
653		897
654	sub override {	898	sub override {
655	$override = 1;	899	$override = 1;
656	@invoke_results = ();	900	@INVOKE_RESULTS = (@_);
657	}	901	}
658		902
659	sub do_invoke {	903	sub do_invoke {
660	my $event = shift;	904	my $event = shift;
661	my $callbacks = shift;	905	my $callbacks = shift;
662		906
663	@invoke_results = ();	907	@INVOKE_RESULTS = ();
664		908
665	local $override;	909	local $override;
666		910
667	for (@$callbacks) {	911	for (@$callbacks) {
668	eval { &{$_->[1]} };	912	eval { &{$_->[1]} };
…		…
685		929
686	Generate an object-specific event with the given arguments.	930	Generate an object-specific event with the given arguments.
687		931
688	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	932	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
689	removed in future versions), and there is no public API to access override	933	removed in future versions), and there is no public API to access override
690	results (if you must, access C<@cf::invoke_results> directly).	934	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
691		935
692	=back	936	=back
693		937
694	=cut	938	=cut
695		939
696	#############################################################################	940	#############################################################################
697	# object support	941	# object support
		942	#
		943
		944	sub _can_merge {
		945	my ($ob1, $ob2) = @_;
		946
		947	local $Storable::canonical = 1;
		948	my $fob1 = Storable::freeze $ob1;
		949	my $fob2 = Storable::freeze $ob2;
		950
		951	$fob1 eq $fob2
		952	}
698		953
699	sub reattach {	954	sub reattach {
700	# basically do the same as instantiate, without calling instantiate	955	# basically do the same as instantiate, without calling instantiate
701	my ($obj) = @_;	956	my ($obj) = @_;
702		957
…		…
805	or return;	1060	or return;
806	$av = eval { (Storable::thaw $av)->{objs} };	1061	$av = eval { (Storable::thaw $av)->{objs} };
807	}	1062	}
808		1063
809	warn sprintf "loading %s (%d)\n",	1064	warn sprintf "loading %s (%d)\n",
810	$filename, length $data, scalar @{$av || []};#d#	1065	$filename, length $data, scalar @{$av || []};
811	return ($data, $av);	1066	return ($data, $av);
812	}	1067	}
		1068
		1069	=head2 COMMAND CALLBACKS
		1070
		1071	=over 4
		1072
		1073	=cut
813		1074
814	#############################################################################	1075	#############################################################################
815	# command handling &c	1076	# command handling &c
816		1077
817	=item cf::register_command $name => \&callback($ob,$args);	1078	=item cf::register_command $name => \&callback($ob,$args);
…		…
830	push @{ $COMMAND{$name} }, [$caller, $cb];	1091	push @{ $COMMAND{$name} }, [$caller, $cb];
831	}	1092	}
832		1093
833	=item cf::register_extcmd $name => \&callback($pl,$packet);	1094	=item cf::register_extcmd $name => \&callback($pl,$packet);
834		1095
835	Register a callbackf ro execution when the client sends an extcmd packet.	1096	Register a callback for execution when the client sends an (synchronous)
		1097	extcmd packet. Ext commands will be processed in the order they are
		1098	received by the server, like other user commands. The first argument is
		1099	the logged-in player. Ext commands can only be processed after a player
		1100	has logged in successfully.
836		1101
837	If the callback returns something, it is sent back as if reply was being	1102	If the callback returns something, it is sent back as if reply was being
838	called.	1103	called.
839		1104
		1105	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1106
		1107	Register a callback for execution when the client sends an (asynchronous)
		1108	exticmd packet. Exti commands are processed by the server as soon as they
		1109	are received, i.e. out of order w.r.t. other commands. The first argument
		1110	is a client socket. Exti commands can be received anytime, even before
		1111	log-in.
		1112
		1113	If the callback returns something, it is sent back as if reply was being
		1114	called.
		1115
840	=cut	1116	=cut
841		1117
842	sub register_extcmd {	1118	sub register_extcmd {
843	my ($name, $cb) = @_;	1119	my ($name, $cb) = @_;
844		1120
845	$EXTCMD{$name} = $cb;	1121	$EXTCMD{$name} = $cb;
		1122	}
		1123
		1124	sub register_exticmd {
		1125	my ($name, $cb) = @_;
		1126
		1127	$EXTICMD{$name} = $cb;
846	}	1128	}
847		1129
848	cf::player->attach (	1130	cf::player->attach (
849	on_command => sub {	1131	on_command => sub {
850	my ($pl, $name, $params) = @_;	1132	my ($pl, $name, $params) = @_;
…		…
859	cf::override;	1141	cf::override;
860	},	1142	},
861	on_extcmd => sub {	1143	on_extcmd => sub {
862	my ($pl, $buf) = @_;	1144	my ($pl, $buf) = @_;
863		1145
864	my $msg = eval { from_json $buf };	1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
865		1147
866	if (ref $msg) {	1148	if (ref $msg) {
		1149	my ($type, $reply, @payload) =
		1150	"ARRAY" eq ref $msg
		1151	? @$msg
		1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1153
867	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1154	if (my $cb = $EXTCMD{$type}) {
868	if (my %reply = $cb->($pl, $msg)) {	1155	my @reply = $cb->($pl, @payload);
		1156
869	$pl->ext_reply ($msg->{msgid}, %reply);	1157	$pl->ext_reply ($reply, @reply)
870	}	1158	if $reply;
871	}	1159	}
872	} else {	1160	} else {
873	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
874	}	1162	}
875		1163
876	cf::override;	1164	cf::override;
877	},	1165	},
878	);	1166	);
879		1167
880	sub load_extension {
881	my ($path) = @_;
882
883	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
884	my $base = $1;
885	my $pkg = $1;
886	$pkg =~ s/[^[:word:]]/_/g;
887	$pkg = "ext::$pkg";
888
889	warn "... loading '$path' into '$pkg'\n";
890
891	open my $fh, "<:utf8", $path
892	or die "$path: $!";
893
894	my $source =
895	"package $pkg; use strict; use utf8;\n"
896	. "#line 1 \"$path\"\n{\n"
897	. (do { local $/; <$fh> })
898	. "\n};\n1";
899
900	unless (eval $source) {
901	my $msg = $@ ? "$path: $@\n"
902	: "extension disabled.\n";
903	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
904	warn $@;
905	warn "mandatory extension failed to load, exiting.\n";
906	exit 1;
907	}
908	die $@;
909	}
910
911	push @EXTS, $pkg;
912	}
913
914	sub load_extensions {	1168	sub load_extensions {
		1169	cf::sync_job {
		1170	my %todo;
		1171
915	for my $ext (<$LIBDIR/*.ext>) {	1172	for my $path (<$LIBDIR/*.ext>) {
916	next unless -r $ext;	1173	next unless -r $path;
917	eval {	1174
918	load_extension $ext;	1175	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1176	my $base = $1;
		1177	my $pkg = $1;
		1178	$pkg =~ s/[^[:word:]]/_/g;
		1179	$pkg = "ext::$pkg";
		1180
		1181	open my $fh, "<:utf8", $path
		1182	or die "$path: $!";
		1183
		1184	my $source = do { local $/; <$fh> };
		1185
		1186	my %ext = (
		1187	path => $path,
		1188	base => $base,
		1189	pkg => $pkg,
		1190	);
		1191
		1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1194
		1195	$ext{source} =
		1196	"package $pkg; use strict; use utf8;\n"
		1197	. "#line 1 \"$path\"\n{\n"
		1198	. $source
		1199	. "\n};\n1";
		1200
		1201	$todo{$base} = \%ext;
		1202	}
		1203
		1204	my %done;
		1205	while (%todo) {
		1206	my $progress;
		1207
		1208	while (my ($k, $v) = each %todo) {
		1209	for (split /,\s*/, $v->{meta}{depends}) {
		1210	goto skip
		1211	unless exists $done{$_};
		1212	}
		1213
		1214	warn "... loading '$k' into '$v->{pkg}'\n";
		1215
		1216	unless (eval $v->{source}) {
		1217	my $msg = $@ ? "$v->{path}: $@\n"
		1218	: "$v->{base}: extension inactive.\n";
		1219
		1220	if (exists $v->{meta}{mandatory}) {
		1221	warn $msg;
		1222	warn "mandatory extension failed to load, exiting.\n";
		1223	exit 1;
		1224	}
		1225
		1226	warn $msg;
		1227	}
		1228
		1229	$done{$k} = delete $todo{$k};
		1230	push @EXTS, $v->{pkg};
		1231	$progress = 1;
919	1	1232	}
920	} or warn "$ext not loaded: $@";	1233
		1234	skip:
		1235	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1236	unless $progress;
		1237	}
921	}	1238	};
922	}	1239	}
923		1240
924	#############################################################################	1241	#############################################################################
925		1242
		1243	=back
		1244
926	=head2 CORE EXTENSIONS	1245	=head2 CORE EXTENSIONS
927		1246
928	Functions and methods that extend core crossfire objects.	1247	Functions and methods that extend core crossfire objects.
929		1248
930	=cut	1249	=cut
…		…
942	Returns the given player object, loading it if necessary (might block).	1261	Returns the given player object, loading it if necessary (might block).
943		1262
944	=cut	1263	=cut
945		1264
946	sub playerdir($) {	1265	sub playerdir($) {
947	cf::localdir	1266	"$PLAYERDIR/"
948	. "/"
949	. cf::playerdir
950	. "/"
951	. (ref $_[0] ? $_[0]->ob->name : $_[0])	1267	. (ref $_[0] ? $_[0]->ob->name : $_[0])
952	}	1268	}
953		1269
954	sub path($) {	1270	sub path($) {
955	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];	1271	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
956		1272
957	(playerdir $login) . "/$login.pl"	1273	(playerdir $login) . "/playerdata"
958	}	1274	}
959		1275
960	sub find_active($) {	1276	sub find_active($) {
961	$cf::PLAYER{$_[0]}	1277	$cf::PLAYER{$_[0]}
962	and $cf::PLAYER{$_[0]}->active	1278	and $cf::PLAYER{$_[0]}->active
…		…
975	my $login = $_[0];	1291	my $login = $_[0];
976		1292
977	my $guard = cf::lock_acquire "user_find:$login";	1293	my $guard = cf::lock_acquire "user_find:$login";
978		1294
979	$cf::PLAYER{$_[0]} || do {	1295	$cf::PLAYER{$_[0]} || do {
		1296	# rename old playerfiles to new ones
		1297	#TODO: remove when no longer required
		1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
		1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
		1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";
		1301	aio_unlink +(playerdir $login) . "/$login.pl";
		1302
980	my $pl = load_pl path $login	1303	my $pl = load_pl path $login
981	or return;	1304	or return;
982	$cf::PLAYER{$login} = $pl	1305	$cf::PLAYER{$login} = $pl
983	}	1306	}
984	}	1307	}
…		…
1010	$self->{deny_save} = 1;	1333	$self->{deny_save} = 1;
1011		1334
1012	$cf::PLAYER{$login} = $self;	1335	$cf::PLAYER{$login} = $self;
1013		1336
1014	$self	1337	$self
		1338	}
		1339
		1340	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1341
		1342	=cut
		1343
		1344	sub send_msg {
		1345	my $ns = shift->ns
		1346	or return;
		1347	$ns->send_msg (@_);
1015	}	1348	}
1016		1349
1017	=item $pl->quit_character	1350	=item $pl->quit_character
1018		1351
1019	Nukes the player without looking back. If logged in, the connection will	1352	Nukes the player without looking back. If logged in, the connection will
…		…
1068	while and may block, so not sync_job-capable, ever.	1401	while and may block, so not sync_job-capable, ever.
1069		1402
1070	=cut	1403	=cut
1071		1404
1072	sub list_logins {	1405	sub list_logins {
1073	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir	1406	my $dirs = aio_readdir $PLAYERDIR
1074	or return [];	1407	or return [];
1075		1408
1076	my @logins;	1409	my @logins;
1077		1410
1078	for my $login (@$dirs) {	1411	for my $login (@$dirs) {
…		…
1113	}	1446	}
1114		1447
1115	\@paths	1448	\@paths
1116	}	1449	}
1117		1450
		1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1452
		1453	Expand crossfire pod fragments into protocol xml.
		1454
		1455	=cut
		1456
		1457	sub expand_cfpod {
		1458	((my $self), (local $_)) = @_;
		1459
		1460	# escape & and <
		1461	s/&/&amp;/g;
		1462	s/(?<![BIUGH])</&lt;/g;
		1463
		1464	# this is buggy, it needs to properly take care of nested <'s
		1465
		1466	1 while
		1467	# replace B<>, I<>, U<> etc.
		1468	s/B<([^\>]*)>/<b>$1<\/b>/
		1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
		1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
		1471	# replace G<male|female> tags
		1472	|| s{G<([^>|]*)\|([^>]*)>}{
		1473	$self->gender ? $2 : $1
		1474	}ge
		1475	# replace H<hint text>
		1476	|| s{H<([^\>]*)>}
		1477	{
		1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1480	"")
		1481	[$self->{hintmode}]
		1482	}ge;
		1483
		1484	# create single paragraphs (very hackish)
		1485	s/(?<=\S)\n(?=\w)/ /g;
		1486
		1487	# compress some whitespace
		1488	s/\s+\n/\n/g; # ws line-ends
		1489	s/\n\n+/\n/g; # double lines
		1490	s/^\n+//; # beginning lines
		1491	s/\n+$//; # ending lines
		1492
		1493	$_
		1494	}
		1495
		1496	sub hintmode {
		1497	$_[0]{hintmode} = $_[1] if @_ > 1;
		1498	$_[0]{hintmode}
		1499	}
		1500
1118	=item $player->ext_reply ($msgid, $msgtype, %msg)	1501	=item $player->ext_reply ($msgid, @msg)
1119		1502
1120	Sends an ext reply to the player.	1503	Sends an ext reply to the player.
1121		1504
1122	=cut	1505	=cut
1123		1506
1124	sub ext_reply($$$%) {	1507	sub ext_reply($$@) {
1125	my ($self, $id, %msg) = @_;	1508	my ($self, $id, @msg) = @_;
1126		1509
1127	$msg{msgid} = $id;	1510	if ($self->ns->extcmd == 2) {
1128		1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1129	$self->send ("ext " . cf::to_json \%msg);	1512	} elsif ($self->ns->extcmd == 1) {
		1513	#TODO: version 1, remove
		1514	unshift @msg, msgtype => "reply", msgid => $id;
		1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
		1516	}
1130	}	1517	}
1131		1518
1132	package cf;	1519	=item $player->ext_msg ($type, @msg)
		1520
		1521	Sends an ext event to the client.
		1522
		1523	=cut
		1524
		1525	sub ext_msg($$@) {
		1526	my ($self, $type, @msg) = @_;
		1527
		1528	$self->ns->ext_msg ($type, @msg);
		1529	}
		1530
		1531	=head3 cf::region
		1532
		1533	=over 4
		1534
		1535	=cut
		1536
		1537	package cf::region;
		1538
		1539	=item cf::region::find_by_path $path
		1540
		1541	Tries to decuce the likely region for a map knowing only its path.
		1542
		1543	=cut
		1544
		1545	sub find_by_path($) {
		1546	my ($path) = @_;
		1547
		1548	my ($match, $specificity);
		1549
		1550	for my $region (list) {
		1551	if ($region->{match} && $path =~ $region->{match}) {
		1552	($match, $specificity) = ($region, $region->specificity)
		1553	if $region->specificity > $specificity;
		1554	}
		1555	}
		1556
		1557	$match
		1558	}
1133		1559
1134	=back	1560	=back
1135
1136		1561
1137	=head3 cf::map	1562	=head3 cf::map
1138		1563
1139	=over 4	1564	=over 4
1140		1565
…		…
1195	my ($self, $merge) = @_;	1620	my ($self, $merge) = @_;
1196		1621
1197	# we have to keep some variables in memory intact	1622	# we have to keep some variables in memory intact
1198	local $self->{path};	1623	local $self->{path};
1199	local $self->{load_path};	1624	local $self->{load_path};
1200	local $self->{deny_save};
1201	local $self->{deny_reset};
1202		1625
1203	$self->SUPER::thawer_merge ($merge);	1626	$self->SUPER::thawer_merge ($merge);
1204	}	1627	}
1205		1628
1206	sub normalise {	1629	sub normalise {
…		…
1253	$self->init; # pass $1 etc.	1676	$self->init; # pass $1 etc.
1254	return $self;	1677	return $self;
1255	}	1678	}
1256	}	1679	}
1257		1680
1258	Carp::carp "unable to resolve path '$path' (base '$base').";	1681	Carp::cluck "unable to resolve path '$path' (base '$base').";
1259	()	1682	()
1260	}	1683	}
1261		1684
1262	sub init {	1685	sub init {
1263	my ($self) = @_;	1686	my ($self) = @_;
…		…
1278		1701
1279	# the original (read-only) location	1702	# the original (read-only) location
1280	sub load_path {	1703	sub load_path {
1281	my ($self) = @_;	1704	my ($self) = @_;
1282		1705
1283	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}	1706	"$MAPDIR/$self->{path}.map"
1284	}	1707	}
1285		1708
1286	# the temporary/swap location	1709	# the temporary/swap location
1287	sub save_path {	1710	sub save_path {
1288	my ($self) = @_;	1711	my ($self) = @_;
1289		1712
1290	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1291	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path	1714	"$TMPDIR/$path.map"
1292	}	1715	}
1293		1716
1294	# the unique path, undef == no special unique path	1717	# the unique path, undef == no special unique path
1295	sub uniq_path {	1718	sub uniq_path {
1296	my ($self) = @_;	1719	my ($self) = @_;
1297		1720
1298	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1299	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path	1722	"$UNIQUEDIR/$path"
1300	}	1723	}
1301		1724
1302	# and all this just because we cannot iterate over	1725	# and all this just because we cannot iterate over
1303	# all maps in C++...	1726	# all maps in C++...
1304	sub change_all_map_light {	1727	sub change_all_map_light {
1305	my ($change) = @_;	1728	my ($change) = @_;
1306		1729
1307	$_->change_map_light ($change)	1730	$_->change_map_light ($change)
1308	for grep $_->outdoor, values %cf::MAP;	1731	for grep $_->outdoor, values %cf::MAP;
		1732	}
		1733
		1734	sub decay_objects {
		1735	my ($self) = @_;
		1736
		1737	return if $self->{deny_reset};
		1738
		1739	$self->do_decay_objects;
1309	}	1740	}
1310		1741
1311	sub unlink_save {	1742	sub unlink_save {
1312	my ($self) = @_;	1743	my ($self) = @_;
1313		1744
…		…
1371	$self->load_header_orig	1802	$self->load_header_orig
1372	or return;	1803	or return;
1373	$self->prepare_orig;	1804	$self->prepare_orig;
1374	}	1805	}
1375		1806
		1807	$self->{deny_reset} = 1
		1808	if $self->no_reset;
		1809
		1810	$self->default_region (cf::region::find_by_path $self->{path})
		1811	unless $self->default_region;
		1812
1376	1	1813	1
1377	}	1814	}
1378		1815
1379	sub find;	1816	sub find;
1380	sub find {	1817	sub find {
…		…
1392	$map->{last_save} = $cf::RUNTIME;	1829	$map->{last_save} = $cf::RUNTIME;
1393		1830
1394	$map->load_header	1831	$map->load_header
1395	or return;	1832	or return;
1396		1833
1397	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1398	# doing this can freeze the server in a sync job, obviously	1835	# doing this can freeze the server in a sync job, obviously
1399	#$cf::WAIT_FOR_TICK->wait;	1836	#$cf::WAIT_FOR_TICK->wait;
1400	$map->reset;	1837	$map->reset;
1401	undef $guard;	1838	undef $guard;
1402	return find $path;	1839	return find $path;
…		…
1413	my ($self) = @_;	1850	my ($self) = @_;
1414		1851
1415	local $self->{deny_reset} = 1; # loading can take a long time	1852	local $self->{deny_reset} = 1; # loading can take a long time
1416		1853
1417	my $path = $self->{path};	1854	my $path = $self->{path};
		1855
		1856	{
1418	my $guard = cf::lock_acquire "map_load:$path";	1857	my $guard = cf::lock_acquire "map_load:$path";
1419		1858
1420	return if $self->in_memory != cf::MAP_SWAPPED;	1859	return if $self->in_memory != cf::MAP_SWAPPED;
1421		1860
1422	$self->in_memory (cf::MAP_LOADING);	1861	$self->in_memory (cf::MAP_LOADING);
1423		1862
1424	$self->alloc;	1863	$self->alloc;
1425		1864
1426	$self->pre_load;	1865	$self->pre_load;
1427
1428	$self->_load_objects ($self->{load_path}, 1)
1429	or return;
1430
1431	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1432	if delete $self->{load_original};
1433
1434	if (my $uniq = $self->uniq_path) {
1435	utf8::encode $uniq;
1436	if (aio_open $uniq, O_RDONLY, 0) {
1437	$self->clear_unique_items;
1438	$self->_load_objects ($uniq, 0);
1439	}
1440	}
1441
1442	Coro::cede;
1443
1444	# now do the right thing for maps
1445	$self->link_multipart_objects;
1446
1447	unless ($self->{deny_activate}) {
1448	$self->decay_objects;
1449	$self->fix_auto_apply;
1450	$self->update_buttons;
1451	Coro::cede;	1866	Coro::cede;
1452	$self->set_darkness_map;	1867
		1868	$self->_load_objects ($self->{load_path}, 1)
		1869	or return;
		1870
		1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
		1872	if delete $self->{load_original};
		1873
		1874	if (my $uniq = $self->uniq_path) {
		1875	utf8::encode $uniq;
		1876	if (aio_open $uniq, O_RDONLY, 0) {
		1877	$self->clear_unique_items;
		1878	$self->_load_objects ($uniq, 0);
		1879	}
		1880	}
		1881
		1882	Coro::cede;
		1883	# now do the right thing for maps
		1884	$self->link_multipart_objects;
1453	$self->difficulty ($self->estimate_difficulty)	1885	$self->difficulty ($self->estimate_difficulty)
1454	unless $self->difficulty;	1886	unless $self->difficulty;
1455	Coro::cede;	1887	Coro::cede;
		1888
		1889	unless ($self->{deny_activate}) {
		1890	$self->decay_objects;
		1891	$self->fix_auto_apply;
		1892	$self->update_buttons;
		1893	Coro::cede;
		1894	$self->set_darkness_map;
		1895	Coro::cede;
1456	$self->activate;	1896	$self->activate;
		1897	}
		1898
		1899	$self->{last_save} = $cf::RUNTIME;
		1900	$self->last_access ($cf::RUNTIME);
		1901
		1902	$self->in_memory (cf::MAP_IN_MEMORY);
1457	}	1903	}
1458		1904
1459	$self->post_load;	1905	$self->post_load;
1460
1461	$self->in_memory (cf::MAP_IN_MEMORY);
1462	}	1906	}
1463		1907
1464	sub customise_for {	1908	sub customise_for {
1465	my ($self, $ob) = @_;	1909	my ($self, $ob) = @_;
1466		1910
1467	return find "~" . $ob->name . "/" . $self->{path}	1911	return find "~" . $ob->name . "/" . $self->{path}
1468	if $self->per_player;	1912	if $self->per_player;
		1913
		1914	# return find "?party/" . $ob->name . "/" . $self->{path}
		1915	# if $self->per_party;
1469		1916
1470	$self	1917	$self
1471	}	1918	}
1472		1919
1473	# find and load all maps in the 3x3 area around a map	1920	# find and load all maps in the 3x3 area around a map
…		…
1520		1967
1521	undef $MAP_PREFETCH{$path};	1968	undef $MAP_PREFETCH{$path};
1522	$MAP_PREFETCHER ||= cf::async {	1969	$MAP_PREFETCHER ||= cf::async {
1523	while (%MAP_PREFETCH) {	1970	while (%MAP_PREFETCH) {
1524	for my $path (keys %MAP_PREFETCH) {	1971	for my $path (keys %MAP_PREFETCH) {
1525	my $map = find $path	1972	if (my $map = find $path) {
1526	or next;
1527	$map->load;	1973	$map->load;
		1974	}
1528		1975
1529	delete $MAP_PREFETCH{$path};	1976	delete $MAP_PREFETCH{$path};
1530	}	1977	}
1531	}	1978	}
1532	undef $MAP_PREFETCHER;	1979	undef $MAP_PREFETCHER;
…		…
1584		2031
1585	sub reset_at {	2032	sub reset_at {
1586	my ($self) = @_;	2033	my ($self) = @_;
1587		2034
1588	# TODO: safety, remove and allow resettable per-player maps	2035	# TODO: safety, remove and allow resettable per-player maps
1589	return 1e99 if $self->isa ("ext::map_per_player");#d#
1590	return 1e99 if $self->{deny_reset};	2036	return 1e99 if $self->{deny_reset};
1591		2037
1592	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2038	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1593	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2039	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1594		2040
…		…
1605	my ($self) = @_;	2051	my ($self) = @_;
1606		2052
1607	my $lock = cf::lock_acquire "map_data:$self->{path}";	2053	my $lock = cf::lock_acquire "map_data:$self->{path}";
1608		2054
1609	return if $self->players;	2055	return if $self->players;
1610	return if $self->isa ("ext::map_per_player");#d#
1611		2056
1612	warn "resetting map ", $self->path;#d#	2057	warn "resetting map ", $self->path;
1613		2058
1614	$self->in_memory (cf::MAP_SWAPPED);	2059	$self->in_memory (cf::MAP_SWAPPED);
1615		2060
1616	# need to save uniques path	2061	# need to save uniques path
1617	unless ($self->{deny_save}) {	2062	unless ($self->{deny_save}) {
…		…
1649	$cf::MAP{$self->path} = $self;	2094	$cf::MAP{$self->path} = $self;
1650		2095
1651	$self->reset; # polite request, might not happen	2096	$self->reset; # polite request, might not happen
1652	}	2097	}
1653		2098
		2099	=item $maps = cf::map::tmp_maps
		2100
		2101	Returns an arrayref with all map paths of currently instantiated and saved
		2102	maps. May block.
		2103
		2104	=cut
		2105
		2106	sub tmp_maps() {
		2107	[
		2108	map {
		2109	utf8::decode $_;
		2110	/\.map$/
		2111	? normalise $_
		2112	: ()
		2113	} @{ aio_readdir $TMPDIR or [] }
		2114	]
		2115	}
		2116
		2117	=item $maps = cf::map::random_maps
		2118
		2119	Returns an arrayref with all map paths of currently instantiated and saved
		2120	random maps. May block.
		2121
		2122	=cut
		2123
		2124	sub random_maps() {
		2125	[
		2126	map {
		2127	utf8::decode $_;
		2128	/\.map$/
		2129	? normalise "?random/$_"
		2130	: ()
		2131	} @{ aio_readdir $RANDOMDIR or [] }
		2132	]
		2133	}
		2134
1654	=item cf::map::unique_maps	2135	=item cf::map::unique_maps
1655		2136
1656	Returns an arrayref of paths of all shared maps that have	2137	Returns an arrayref of paths of all shared maps that have
1657	instantiated unique items. May block.	2138	instantiated unique items. May block.
1658		2139
1659	=cut	2140	=cut
1660		2141
1661	sub unique_maps() {	2142	sub unique_maps() {
1662	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir	2143	[
1663	or return;	2144	map {
1664
1665	my @paths;
1666
1667	for (@$files) {
1668	utf8::decode $_;	2145	utf8::decode $_;
1669	next if /\.pst$/;	2146	/\.map$/
1670	next unless /^$PATH_SEP/o;	2147	? normalise $_
1671		2148	: ()
1672	push @paths, cf::map::normalise $_;	2149	} @{ aio_readdir $UNIQUEDIR or [] }
1673	}	2150	]
1674
1675	\@paths
1676	}	2151	}
1677		2152
1678	package cf;	2153	package cf;
1679		2154
1680	=back	2155	=back
…		…
1726		2201
1727	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2202	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1728		2203
1729	if ($self->{record_replies}) {	2204	if ($self->{record_replies}) {
1730	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2205	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2206
1731	} else {	2207	} else {
		2208	my $pl = $self->contr;
		2209
		2210	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2211	my $dialog = $pl->{npc_dialog};
		2212	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2213
		2214	} else {
1732	$msg = $npc->name . " says: $msg" if $npc;	2215	$msg = $npc->name . " says: $msg" if $npc;
1733	$self->message ($msg, $flags);	2216	$self->message ($msg, $flags);
		2217	}
1734	}	2218	}
		2219	}
		2220
		2221	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2222
		2223	=cut
		2224
		2225	sub cf::object::send_msg {
		2226	my $pl = shift->contr
		2227	or return;
		2228	$pl->send_msg (@_);
1735	}	2229	}
1736		2230
1737	=item $player_object->may ("access")	2231	=item $player_object->may ("access")
1738		2232
1739	Returns wether the given player is authorized to access resource "access"	2233	Returns wether the given player is authorized to access resource "access"
…		…
1786	$self->deactivate_recursive;	2280	$self->deactivate_recursive;
1787		2281
1788	return if UNIVERSAL::isa $self->map, "ext::map_link";	2282	return if UNIVERSAL::isa $self->map, "ext::map_link";
1789		2283
1790	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2284	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1791	if $self->map;	2285	if $self->map && $self->map->{path} ne "{link}";
1792		2286
1793	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2287	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1794	}	2288	}
1795		2289
1796	sub cf::object::player::leave_link {	2290	sub cf::object::player::leave_link {
1797	my ($self, $map, $x, $y) = @_;	2291	my ($self, $map, $x, $y) = @_;
		2292
		2293	return unless $self->contr->active;
1798		2294
1799	my $link_pos = delete $self->{_link_pos};	2295	my $link_pos = delete $self->{_link_pos};
1800		2296
1801	unless ($map) {	2297	unless ($map) {
1802	# restore original map position	2298	# restore original map position
…		…
1825		2321
1826	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1827	$self->enter_map ($map, $x, $y);	2323	$self->enter_map ($map, $x, $y);
1828	}	2324	}
1829		2325
1830	cf::player->attach (	2326	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1831	on_logout => sub {
1832	my ($pl) = @_;
1833		2327
1834	# abort map switching before logout	2328	Moves the player to the given map-path and coordinates by first freezing
1835	if ($pl->ob->{_link_pos}) {	2329	her, loading and preparing them map, calling the provided $check callback
1836	cf::sync_job {	2330	that has to return the map if sucecssful, and then unfreezes the player on
1837	$pl->ob->leave_link	2331	the new (success) or old (failed) map position. In either case, $done will
1838	};	2332	be called at the end of this process.
1839	}
1840	},
1841	on_login => sub {
1842	my ($pl) = @_;
1843		2333
1844	# try to abort aborted map switching on player login :)
1845	# should happen only on crashes
1846	if ($pl->ob->{_link_pos}) {
1847	$pl->ob->enter_link;
1848	(async {
1849	$pl->ob->reply (undef,
1850	"There was an internal problem at your last logout, "
1851	. "the server will try to bring you to your intended destination in a second.",
1852	cf::NDI_RED);
1853	# we need this sleep as the login has a concurrent enter_exit running
1854	# and this sleep increases chances of the player not ending up in scorn
1855	Coro::Timer::sleep 1;
1856	$pl->ob->leave_link;
1857	})->prio (2);
1858	}
1859	},
1860	);
1861
1862	=item $player_object->goto ($path, $x, $y)
1863
1864	=cut	2334	=cut
		2335
		2336	our $GOTOGEN;
1865		2337
1866	sub cf::object::player::goto {	2338	sub cf::object::player::goto {
1867	my ($self, $path, $x, $y) = @_;	2339	my ($self, $path, $x, $y, $check, $done) = @_;
		2340
		2341	# do generation counting so two concurrent goto's will be executed in-order
		2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1868		2343
1869	$self->enter_link;	2344	$self->enter_link;
1870		2345
1871	(async {	2346	(async {
1872	my $map = eval {	2347	my $map = eval {
1873	my $map = cf::map::find $path;	2348	my $map = cf::map::find $path;
		2349
		2350	if ($map) {
1874	$map = $map->customise_for ($self) if $map;	2351	$map = $map->customise_for ($self);
		2352	$map = $check->($map) if $check && $map;
		2353	} else {
		2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
		2355	}
		2356
1875	$map	2357	$map
		2358	};
		2359
		2360	if ($@) {
		2361	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
		2362	LOG llevError | logBacktrace, Carp::longmess $@;
1876	} or	2363	}
1877	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1878		2364
		2365	if ($gen == $self->{_goto_generation}) {
		2366	delete $self->{_goto_generation};
1879	$self->leave_link ($map, $x, $y);	2367	$self->leave_link ($map, $x, $y);
		2368	}
		2369
		2370	$done->() if $done;
1880	})->prio (1);	2371	})->prio (1);
1881	}	2372	}
1882		2373
1883	=item $player_object->enter_exit ($exit_object)	2374	=item $player_object->enter_exit ($exit_object)
1884		2375
…		…
1923		2414
1924	$rmp->{random_seed} ||= $exit->random_seed;	2415	$rmp->{random_seed} ||= $exit->random_seed;
1925		2416
1926	my $data = cf::to_json $rmp;	2417	my $data = cf::to_json $rmp;
1927	my $md5 = Digest::MD5::md5_hex $data;	2418	my $md5 = Digest::MD5::md5_hex $data;
1928	my $meta = "$cf::RANDOM_MAPS/$md5.meta";	2419	my $meta = "$RANDOMDIR/$md5.meta";
1929		2420
1930	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1931	aio_write $fh, 0, (length $data), $data, 0;	2422	aio_write $fh, 0, (length $data), $data, 0;
1932	undef $fh;	2423	undef $fh;
1933	aio_rename "$meta~", $meta;	2424	aio_rename "$meta~", $meta;
…		…
1942		2433
1943	return unless $self->type == cf::PLAYER;	2434	return unless $self->type == cf::PLAYER;
1944		2435
1945	if ($exit->slaying eq "/!") {	2436	if ($exit->slaying eq "/!") {
1946	#TODO: this should de-fi-ni-te-ly not be a sync-job	2437	#TODO: this should de-fi-ni-te-ly not be a sync-job
		2438	# the problem is that $exit might not survive long enough
		2439	# so it needs to be done right now, right here
1947	cf::sync_job { prepare_random_map $exit };	2440	cf::sync_job { prepare_random_map $exit };
1948	}	2441	}
1949		2442
1950	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2443	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1951	my $hp = $exit->stats->hp;	2444	my $hp = $exit->stats->hp;
1952	my $sp = $exit->stats->sp;	2445	my $sp = $exit->stats->sp;
1953		2446
1954	$self->enter_link;	2447	$self->enter_link;
		2448
		2449	# if exit is damned, update players death & WoR home-position
		2450	$self->contr->savebed ($slaying, $hp, $sp)
		2451	if $exit->flag (FLAG_DAMNED);
1955		2452
1956	(async {	2453	(async {
1957	$self->deactivate_recursive; # just to be sure	2454	$self->deactivate_recursive; # just to be sure
1958	unless (eval {	2455	unless (eval {
1959	$self->goto ($slaying, $hp, $sp);	2456	$self->goto ($slaying, $hp, $sp);
1960		2457
1961	1;	2458	1;
1962	}) {	2459	}) {
1963	$self->message ("Something went wrong deep within the crossfire server. "	2460	$self->message ("Something went wrong deep within the crossfire server. "
1964	. "I'll try to bring you back to the map you were before. "	2461	. "I'll try to bring you back to the map you were before. "
1965	. "Please report this to the dungeon master!",	2462	. "Please report this to the dungeon master!",
1966	cf::NDI_UNIQUE | cf::NDI_RED);	2463	cf::NDI_UNIQUE | cf::NDI_RED);
1967		2464
1968	warn "ERROR in enter_exit: $@";	2465	warn "ERROR in enter_exit: $@";
1969	$self->leave_link;	2466	$self->leave_link;
1970	}	2467	}
1971	})->prio (1);	2468	})->prio (1);
…		…
1987		2484
1988	utf8::encode $text;	2485	utf8::encode $text;
1989	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2486	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
1990	}	2487	}
1991		2488
		2489	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2490
		2491	Send a drawinfo or msg packet to the client, formatting the msg for the
		2492	client if neccessary. C<$type> should be a string identifying the type of
		2493	the message, with C<log> being the default. If C<$color> is negative, suppress
		2494	the message unless the client supports the msg packet.
		2495
		2496	=cut
		2497
		2498	sub cf::client::send_msg {
		2499	my ($self, $channel, $msg, $color, @extra) = @_;
		2500
		2501	$msg = $self->pl->expand_cfpod ($msg);
		2502
		2503	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2504
		2505	if (ref $channel) {
		2506	# send meta info to client, if not yet sent
		2507	unless (exists $self->{channel}{$channel->{id}}) {
		2508	$self->{channel}{$channel->{id}} = $channel;
		2509	$self->ext_msg (channel_info => $channel);
		2510	}
		2511
		2512	$channel = $channel->{id};
		2513	}
		2514
		2515	return unless @extra || length $msg;
		2516
		2517	if ($self->can_msg) {
		2518	# default colour, mask it out
		2519	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2520	if $color & cf::NDI_DEF;
		2521
		2522	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2523	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2524	} else {
		2525	if ($color >= 0) {
		2526	# replace some tags by gcfclient-compatible ones
		2527	for ($msg) {
		2528	1 while
		2529	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2530	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2531	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2532	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2533	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2534	}
		2535
		2536	$color &= cf::NDI_COLOR_MASK;
		2537
		2538	utf8::encode $msg;
		2539
		2540	if (0 && $msg =~ /\[/) {
		2541	# COMMAND/INFO
		2542	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2543	} else {
		2544	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2545	$self->send_packet ("drawinfo $color $msg")
		2546	}
		2547	}
		2548	}
		2549	}
		2550
		2551	=item $client->ext_msg ($type, @msg)
		2552
		2553	Sends an ext event to the client.
		2554
		2555	=cut
		2556
		2557	sub cf::client::ext_msg($$@) {
		2558	my ($self, $type, @msg) = @_;
		2559
		2560	my $extcmd = $self->extcmd;
		2561
		2562	if ($extcmd == 2) {
		2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2564	} elsif ($extcmd == 1) { # TODO: remove
		2565	push @msg, msgtype => "event_$type";
		2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2567	}
		2568	}
1992		2569
1993	=item $success = $client->query ($flags, "text", \&cb)	2570	=item $success = $client->query ($flags, "text", \&cb)
1994		2571
1995	Queues a query to the client, calling the given callback with	2572	Queues a query to the client, calling the given callback with
1996	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2573	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
1997	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2574	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
1998		2575
1999	Queries can fail, so check the return code. Or don't, as queries will become	2576	Queries can fail, so check the return code. Or don't, as queries will
2000	reliable at some point in the future.	2577	become reliable at some point in the future.
2001		2578
2002	=cut	2579	=cut
2003		2580
2004	sub cf::client::query {	2581	sub cf::client::query {
2005	my ($self, $flags, $text, $cb) = @_;	2582	my ($self, $flags, $text, $cb) = @_;
…		…
2013	utf8::encode $text;	2590	utf8::encode $text;
2014	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2591	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2015		2592
2016	$self->send_packet ($self->{query_queue}[0][0])	2593	$self->send_packet ($self->{query_queue}[0][0])
2017	if @{ $self->{query_queue} } == 1;	2594	if @{ $self->{query_queue} } == 1;
		2595
		2596	1
2018	}	2597	}
2019		2598
2020	cf::client->attach (	2599	cf::client->attach (
		2600	on_connect => sub {
		2601	my ($ns) = @_;
		2602
		2603	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2604	},
2021	on_reply => sub {	2605	on_reply => sub {
2022	my ($ns, $msg) = @_;	2606	my ($ns, $msg) = @_;
2023		2607
2024	# this weird shuffling is so that direct followup queries	2608	# this weird shuffling is so that direct followup queries
2025	# get handled first	2609	# get handled first
…		…
2037	} else {	2621	} else {
2038	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2622	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2039	}	2623	}
2040	}	2624	}
2041	},	2625	},
		2626	on_exticmd => sub {
		2627	my ($ns, $buf) = @_;
		2628
		2629	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2630
		2631	if (ref $msg) {
		2632	my ($type, $reply, @payload) =
		2633	"ARRAY" eq ref $msg
		2634	? @$msg
		2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2636
		2637	if (my $cb = $EXTICMD{$type}) {
		2638	my @reply = $cb->($ns, @payload);
		2639
		2640	$ns->ext_reply ($reply, @reply)
		2641	if $reply;
		2642	}
		2643	} else {
		2644	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2645	}
		2646
		2647	cf::override;
		2648	},
2042	);	2649	);
2043		2650
2044	=item $client->async (\&cb)	2651	=item $client->async (\&cb)
2045		2652
2046	Create a new coroutine, running the specified callback. The coroutine will	2653	Create a new coroutine, running the specified callback. The coroutine will
…		…
2087	our $safe = new Safe "safe";	2694	our $safe = new Safe "safe";
2088	our $safe_hole = new Safe::Hole;	2695	our $safe_hole = new Safe::Hole;
2089		2696
2090	$SIG{FPE} = 'IGNORE';	2697	$SIG{FPE} = 'IGNORE';
2091		2698
2092	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	2699	$safe->permit_only (Opcode::opset qw(
		2700	:base_core :base_mem :base_orig :base_math
		2701	grepstart grepwhile mapstart mapwhile
		2702	sort time
		2703	));
2093		2704
2094	# here we export the classes and methods available to script code	2705	# here we export the classes and methods available to script code
2095		2706
2096	=pod	2707	=pod
2097		2708
2098	The following fucntions and emthods are available within a safe environment:	2709	The following functions and methods are available within a safe environment:
2099		2710
2100	cf::object contr pay_amount pay_player map	2711	cf::object
		2712	contr pay_amount pay_player map x y force_find force_add
		2713	insert remove name archname title slaying race
		2714
2101	cf::object::player player	2715	cf::object::player
2102	cf::player peaceful	2716	player
2103	cf::map trigger	2717
		2718	cf::player
		2719	peaceful
		2720
		2721	cf::map
		2722	trigger
2104		2723
2105	=cut	2724	=cut
2106		2725
2107	for (	2726	for (
2108	["cf::object" => qw(contr pay_amount pay_player map)],	2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2728	insert remove inv name archname title slaying race)],
2109	["cf::object::player" => qw(player)],	2729	["cf::object::player" => qw(player)],
2110	["cf::player" => qw(peaceful)],	2730	["cf::player" => qw(peaceful)],
2111	["cf::map" => qw(trigger)],	2731	["cf::map" => qw(trigger)],
2112	) {	2732	) {
2113	no strict 'refs';	2733	no strict 'refs';
…		…
2184	=back	2804	=back
2185		2805
2186	=cut	2806	=cut
2187		2807
2188	#############################################################################	2808	#############################################################################
2189
2190	=head2 EXTENSION DATABASE SUPPORT
2191
2192	Crossfire maintains a very simple database for extension use. It can
2193	currently store anything that can be serialised using Storable, which
2194	excludes objects.
2195
2196	The parameter C<$family> should best start with the name of the extension
2197	using it, it should be unique.
2198
2199	=over 4
2200
2201	=item $value = cf::db_get $family => $key
2202
2203	Returns a single value from the database.
2204
2205	=item cf::db_put $family => $key => $value
2206
2207	Stores the given C<$value> in the family.
2208
2209	=cut
2210
2211	our $DB;
2212
2213	sub db_init {
2214	unless ($DB) {
2215	$DB = BDB::db_create $DB_ENV;
2216
2217	cf::sync_job {
2218	eval {
2219	$DB->set_flags (BDB::CHKSUM);
2220
2221	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2222	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2223	cf::cleanup "db_open(db): $!" if $!;
2224	};
2225	cf::cleanup "db_open(db): $@" if $@;
2226	};
2227
2228	my $path = cf::localdir . "/database.pst";
2229	if (stat $path) {
2230	cf::sync_job {
2231	my $pst = Storable::retrieve $path;
2232
2233	cf::db_put (board => data => $pst->{board});
2234	cf::db_put (guildrules => data => $pst->{guildrules});
2235	cf::db_put (rent => balance => $pst->{rent}{balance});
2236	BDB::db_env_txn_checkpoint $DB_ENV;
2237
2238	unlink $path;
2239	};
2240	}
2241	}
2242	}
2243
2244	sub db_get($$) {
2245	my $key = "$_[0]/$_[1]";
2246
2247	cf::sync_job {
2248	BDB::db_get $DB, undef, $key, my $data;
2249
2250	$! ? ()
2251	: Compress::LZF::sthaw $data
2252	}
2253	}
2254
2255	sub db_put($$$) {
2256	BDB::dbreq_pri 4;
2257	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2258	}
2259
2260	#############################################################################
2261	# the server's init and main functions	2809	# the server's init and main functions
2262		2810
2263	sub load_faces {	2811	sub load_facedata($) {
2264	my $path = sprintf "%s/faces", cf::datadir;	2812	my ($path) = @_;
2265		2813
2266	warn "loading faces from $path\n";	2814	warn "loading facedata from $path\n";
2267		2815
2268	my $faces;	2816	my $facedata;
2269	0 < aio_load $path, $faces	2817	0 < aio_load $path, $facedata
2270	or die "$path: $!";	2818	or die "$path: $!";
2271		2819
2272	Coro::cede;
2273	$faces = Storable::thaw $faces;	2820	$facedata = Coro::Storable::thaw $facedata;
2274	Coro::cede;
2275		2821
2276	my $meta = delete $faces->{""};
2277	$meta->{version} == 1	2822	$facedata->{version} == 2
2278	or cf::cleanup "$path: version mismatch, cannot proceed.";	2823	or cf::cleanup "$path: version mismatch, cannot proceed.";
2279		2824
		2825	{
		2826	my $faces = $facedata->{faceinfo};
		2827
2280	while (my ($face, $info) = each %$faces) {	2828	while (my ($face, $info) = each %$faces) {
2281	my $idx = (cf::face::find $face) || cf::face::alloc $face;	2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2282	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	2830	cf::face::set_visibility $idx, $info->{visibility};
		2831	cf::face::set_magicmap $idx, $info->{magicmap};
2283	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
2284	Coro::cede;	2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
2285	}
2286		2834
		2835	cf::cede_to_tick;
		2836	}
		2837
2287	while (my ($face, $info) = each %$faces) {	2838	while (my ($face, $info) = each %$faces) {
2288	next unless $info->{smooth};	2839	next unless $info->{smooth};
2289	my $idx = cf::face::find $face	2840	my $idx = cf::face::find $face
2290	or next;	2841	or next;
2291	if (my $smooth = cf::face::find $info->{smooth}) {	2842	if (my $smooth = cf::face::find $info->{smooth}) {
2292	cf::face::set_smooth $idx, $smooth;	2843	cf::face::set_smooth $idx, $smooth;
		2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2293	} else {	2845	} else {
2294	warn "smooth face '$info->{smooth}' not found for face '$face'";	2846	warn "smooth face '$info->{smooth}' not found for face '$face'";
2295	}	2847	}
2296	Coro::cede;	2848
		2849	cf::cede_to_tick;
		2850	}
		2851	}
		2852
		2853	{
		2854	my $anims = $facedata->{animinfo};
		2855
		2856	while (my ($anim, $info) = each %$anims) {
		2857	cf::anim::set $anim, $info->{frames}, $info->{facings};
		2858	cf::cede_to_tick;
		2859	}
		2860
		2861	cf::anim::invalidate_all; # d'oh
		2862	}
		2863
		2864	{
		2865	# TODO: for gcfclient pleasure, we should give resources
		2866	# that gcfclient doesn't grok a >10000 face index.
		2867	my $res = $facedata->{resource};
		2868	my $enc = JSON::XS->new->utf8->canonical;
		2869
		2870	my $soundconf = delete $res->{"res/sound.conf"};
		2871
		2872	while (my ($name, $info) = each %$res) {
		2873	my $meta = $enc->encode ({
		2874	name => $name,
		2875	%{ $info->{meta} || {} },
		2876	});
		2877
		2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		2879
		2880	if ($info->{type} & 1) {
		2881	# prepend meta info
		2882
		2883	my $data = pack "(w/a*)*", $meta, $info->{data};
		2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
		2885
		2886	cf::face::set_data $idx, 0, $data, $chk;
		2887	} else {
		2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};
		2889	}
		2890
		2891	cf::face::set_type $idx, $info->{type};
		2892
		2893	cf::cede_to_tick;
		2894	}
		2895
		2896	if ($soundconf) {
		2897	$soundconf = $enc->decode (delete $soundconf->{data});
		2898
		2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		2900	my $sound = $soundconf->{compat}[$_]
		2901	or next;
		2902
		2903	my $face = cf::face::find "sound/$sound->[1]";
		2904	cf::sound::set $sound->[0] => $face;
		2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		2906	}
		2907
		2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
		2909	my $face = cf::face::find "sound/$v";
		2910	cf::sound::set $k => $face;
		2911	}
		2912	}
2297	}	2913	}
2298		2914
2299	1	2915	1
2300	}	2916	}
2301		2917
		2918	register_exticmd fx_want => sub {
		2919	my ($ns, $want) = @_;
		2920
		2921	while (my ($k, $v) = each %$want) {
		2922	$ns->fx_want ($k, $v);
		2923	}
		2924	};
		2925
		2926	sub reload_regions {
		2927	load_resource_file "$MAPDIR/regions"
		2928	or die "unable to load regions file\n";
		2929
		2930	for (cf::region::list) {
		2931	$_->{match} = qr/$_->{match}/
		2932	if exists $_->{match};
		2933	}
		2934	}
		2935
		2936	sub reload_facedata {
		2937	load_facedata "$DATADIR/facedata"
		2938	or die "unable to load facedata\n";
		2939	}
		2940
		2941	sub reload_archetypes {
		2942	load_resource_file "$DATADIR/archetypes"
		2943	or die "unable to load archetypes\n";
		2944	#d# NEED to laod twice to resolve forward references
		2945	# this really needs to be done in an extra post-pass
		2946	# (which needs to be synchronous, so solve it differently)
		2947	load_resource_file "$DATADIR/archetypes"
		2948	or die "unable to load archetypes\n";
		2949	}
		2950
		2951	sub reload_treasures {
		2952	load_resource_file "$DATADIR/treasures"
		2953	or die "unable to load treasurelists\n";
		2954	}
		2955
2302	sub reload_resources {	2956	sub reload_resources {
2303	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir	2957	warn "reloading resource files...\n";
2304	or die "unable to load regions file\n";#d#	2958
		2959	reload_regions;
2305	load_faces	2960	reload_facedata;
2306	or die "unable to load faces\n";#d#	2961	#reload_archetypes;#d#
		2962	reload_archetypes;
		2963	reload_treasures;
		2964
		2965	warn "finished reloading resource files\n";
2307	}	2966	}
2308		2967
2309	sub init {	2968	sub init {
2310	reload_resources;	2969	reload_resources;
2311	}	2970	}
2312		2971
2313	sub cfg_load {	2972	sub cfg_load {
2314	open my $fh, "<:utf8", cf::confdir . "/config"	2973	open my $fh, "<:utf8", "$CONFDIR/config"
2315	or return;	2974	or return;
2316		2975
2317	local $/;	2976	local $/;
2318	*CFG = YAML::Syck::Load <$fh>;	2977	*CFG = YAML::Syck::Load <$fh>;
2319		2978
…		…
2364	},	3023	},
2365	);	3024	);
2366	}	3025	}
2367	}	3026	}
2368		3027
		3028	sub write_runtime {
		3029	my $runtime = "$LOCALDIR/runtime";
		3030
		3031	# first touch the runtime file to show we are still running:
		3032	# the fsync below can take a very very long time.
		3033
		3034	IO::AIO::aio_utime $runtime, undef, undef;
		3035
		3036	my $guard = cf::lock_acquire "write_runtime";
		3037
		3038	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3039	or return;
		3040
		3041	my $value = $cf::RUNTIME + 90 + 10;
		3042	# 10 is the runtime save interval, for a monotonic clock
		3043	# 60 allows for the watchdog to kill the server.
		3044
		3045	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3046	and return;
		3047
		3048	# always fsync - this file is important
		3049	aio_fsync $fh
		3050	and return;
		3051
		3052	# touch it again to show we are up-to-date
		3053	aio_utime $fh, undef, undef;
		3054
		3055	close $fh
		3056	or return;
		3057
		3058	aio_rename "$runtime~", $runtime
		3059	and return;
		3060
		3061	warn "runtime file written.\n";
		3062
		3063	1
		3064	}
		3065
2369	sub emergency_save() {	3066	sub emergency_save() {
2370	my $freeze_guard = cf::freeze_mainloop;	3067	my $freeze_guard = cf::freeze_mainloop;
2371		3068
2372	warn "enter emergency perl save\n";	3069	warn "enter emergency perl save\n";
2373		3070
…		…
2404		3101
2405	warn Carp::longmess "post_cleanup backtrace"	3102	warn Carp::longmess "post_cleanup backtrace"
2406	if $make_core;	3103	if $make_core;
2407	}	3104	}
2408		3105
2409	sub reload() {	3106	sub do_reload_perl() {
2410	# can/must only be called in main	3107	# can/must only be called in main
2411	if ($Coro::current != $Coro::main) {	3108	if ($Coro::current != $Coro::main) {
2412	warn "can only reload from main coroutine";	3109	warn "can only reload from main coroutine";
2413	return;	3110	return;
2414	}	3111	}
…		…
2448	%EXT_CORO = ();	3145	%EXT_CORO = ();
2449		3146
2450	warn "removing commands";	3147	warn "removing commands";
2451	%COMMAND = ();	3148	%COMMAND = ();
2452		3149
2453	warn "removing ext commands";	3150	warn "removing ext/exti commands";
2454	%EXTCMD = ();	3151	%EXTCMD = ();
		3152	%EXTICMD = ();
2455		3153
2456	warn "unloading/nuking all extensions";	3154	warn "unloading/nuking all extensions";
2457	for my $pkg (@EXTS) {	3155	for my $pkg (@EXTS) {
2458	warn "... unloading $pkg";	3156	warn "... unloading $pkg";
2459		3157
…		…
2489	Symbol::delete_package "safe::$_"	3187	Symbol::delete_package "safe::$_"
2490	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3188	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2491		3189
2492	warn "unloading cf.pm \"a bit\"";	3190	warn "unloading cf.pm \"a bit\"";
2493	delete $INC{"cf.pm"};	3191	delete $INC{"cf.pm"};
		3192	delete $INC{"cf/pod.pm"};
2494		3193
2495	# don't, removes xs symbols, too,	3194	# don't, removes xs symbols, too,
2496	# and global variables created in xs	3195	# and global variables created in xs
2497	#Symbol::delete_package __PACKAGE__;	3196	#Symbol::delete_package __PACKAGE__;
2498		3197
…		…
2513	warn "reattaching attachments to maps";	3212	warn "reattaching attachments to maps";
2514	reattach $_ for values %MAP;	3213	reattach $_ for values %MAP;
2515	warn "reattaching attachments to players";	3214	warn "reattaching attachments to players";
2516	reattach $_ for values %PLAYER;	3215	reattach $_ for values %PLAYER;
2517		3216
2518	warn "loading reloadable resources";
2519	reload_resources;
2520
2521	warn "leaving sync_job";	3217	warn "leaving sync_job";
2522		3218
2523	1	3219	1
2524	} or do {	3220	} or do {
2525	warn $@;	3221	warn $@;
…		…
2530	warn "reloaded";	3226	warn "reloaded";
2531	};	3227	};
2532		3228
2533	our $RELOAD_WATCHER; # used only during reload	3229	our $RELOAD_WATCHER; # used only during reload
2534		3230
		3231	sub reload_perl() {
		3232	# doing reload synchronously and two reloads happen back-to-back,
		3233	# coro crashes during coro_state_free->destroy here.
		3234
		3235	$RELOAD_WATCHER ||= Event->timer (
		3236	reentrant => 0,
		3237	after => 0,
		3238	data => WF_AUTOCANCEL,
		3239	cb => sub {
		3240	do_reload_perl;
		3241	undef $RELOAD_WATCHER;
		3242	},
		3243	);
		3244	}
		3245
2535	register_command "reload" => sub {	3246	register_command "reload" => sub {
2536	my ($who, $arg) = @_;	3247	my ($who, $arg) = @_;
2537		3248
2538	if ($who->flag (FLAG_WIZ)) {	3249	if ($who->flag (FLAG_WIZ)) {
2539	$who->message ("reloading server.");	3250	$who->message ("reloading server.");
2540		3251	async { reload_perl };
2541	# doing reload synchronously and two reloads happen back-to-back,
2542	# coro crashes during coro_state_free->destroy here.
2543
2544	$RELOAD_WATCHER ||= Event->timer (
2545	reentrant => 0,
2546	after => 0,
2547	data => WF_AUTOCANCEL,
2548	cb => sub {
2549	reload;
2550	undef $RELOAD_WATCHER;
2551	},
2552	);
2553	}	3252	}
2554	};	3253	};
2555		3254
2556	unshift @INC, $LIBDIR;	3255	unshift @INC, $LIBDIR;
2557		3256
2558	my $bug_warning = 0;	3257	my $bug_warning = 0;
2559		3258
		3259	our @WAIT_FOR_TICK;
		3260	our @WAIT_FOR_TICK_BEGIN;
		3261
		3262	sub wait_for_tick {
		3263	return unless $TICK_WATCHER->is_active;
		3264	return if $Coro::current == $Coro::main;
		3265
		3266	my $signal = new Coro::Signal;
		3267	push @WAIT_FOR_TICK, $signal;
		3268	$signal->wait;
		3269	}
		3270
		3271	sub wait_for_tick_begin {
		3272	return unless $TICK_WATCHER->is_active;
		3273	return if $Coro::current == $Coro::main;
		3274
		3275	my $signal = new Coro::Signal;
		3276	push @WAIT_FOR_TICK_BEGIN, $signal;
		3277	$signal->wait;
		3278	}
		3279
		3280	my $min = 1e6;#d#
		3281	my $avg = 10;
2560	$TICK_WATCHER = Event->timer (	3282	$TICK_WATCHER = Event->timer (
2561	reentrant => 0,	3283	reentrant => 0,
2562	parked => 1,	3284	parked => 1,
2563	prio => 0,	3285	prio => 0,
2564	at => $NEXT_TICK || $TICK,	3286	at => $NEXT_TICK || $TICK,
…		…
2568	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3290	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2569	unless ++$bug_warning > 10;	3291	unless ++$bug_warning > 10;
2570	return;	3292	return;
2571	}	3293	}
2572		3294
2573	$NOW = Event::time;	3295	$NOW = $tick_start = Event::time;
2574		3296
2575	cf::server_tick; # one server iteration	3297	cf::server_tick; # one server iteration
		3298
		3299	0 && sync_job {#d#
		3300	for(1..10) {
		3301	my $t = Event::time;
		3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"
		3303	or die;
		3304
		3305	$map->width (50);
		3306	$map->height (50);
		3307	$map->alloc;
		3308	$map->_load_objects ("/tmp/x.map", 1);
		3309	my $t = Event::time - $t;
		3310
		3311	#next unless $t < 0.0013;#d#
		3312	if ($t < $min) {
		3313	$min = $t;
		3314	}
		3315	$avg = $avg * 0.99 + $t * 0.01;
		3316	}
		3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
		3318	exit 0;
		3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
		3320	};
		3321
2576	$RUNTIME += $TICK;	3322	$RUNTIME += $TICK;
2577	$NEXT_TICK += $TICK;	3323	$NEXT_TICK += $TICK;
2578		3324
2579	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2580	$NEXT_RUNTIME_WRITE = $NOW + 10;	3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
…		…
2582	write_runtime	3328	write_runtime
2583	or warn "ERROR: unable to write runtime file: $!";	3329	or warn "ERROR: unable to write runtime file: $!";
2584	};	3330	};
2585	}	3331	}
2586		3332
2587	$WAIT_FOR_TICK->broadcast;
2588	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2589
2590	# my $AFTER = Event::time;	3333	# my $AFTER = Event::time;
2591	# warn $AFTER - $NOW;#d#	3334	# warn $AFTER - $NOW;#d#
2592		3335
		3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
		3337	$sig->send;
		3338	}
		3339	while (my $sig = shift @WAIT_FOR_TICK) {
		3340	$sig->send;
		3341	}
		3342
		3343	$NOW = Event::time;
		3344
2593	# if we are delayed by four ticks or more, skip them all	3345	# if we are delayed by four ticks or more, skip them all
2594	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2595		3347
2596	$TICK_WATCHER->at ($NEXT_TICK);	3348	$TICK_WATCHER->at ($NEXT_TICK);
2597	$TICK_WATCHER->start;	3349	$TICK_WATCHER->start;
		3350
		3351	$LOAD = ($NOW - $tick_start) / $TICK;
		3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
		3353
		3354	_post_tick;
		3355
		3356
2598	},	3357	},
2599	);	3358	);
2600		3359
2601	{	3360	{
2602	BDB::max_poll_time $TICK * 0.1;	3361	BDB::max_poll_time $TICK * 0.1;
…		…
2630		3389
2631	cf::sync_job {	3390	cf::sync_job {
2632	eval {	3391	eval {
2633	BDB::db_env_open	3392	BDB::db_env_open
2634	$DB_ENV,	3393	$DB_ENV,
2635	$BDB_ENV_DIR,	3394	$BDBDIR,
2636	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3395	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2637	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2638	0666;	3397	0666;
2639		3398
2640	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;	3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2641		3400
2642	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);	3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2643	$DB_ENV->set_lk_detect;	3402	$DB_ENV->set_lk_detect;
2644	};	3403	};
2645		3404
…		…
2661	prio => 6,	3420	prio => 6,
2662	cb => \&IO::AIO::poll_cb,	3421	cb => \&IO::AIO::poll_cb,
2663	);	3422	);
2664	}	3423	}
2665		3424
		3425	my $_log_backtrace;
		3426
		3427	sub _log_backtrace {
		3428	my ($msg, @addr) = @_;
		3429
		3430	$msg =~ s/\n//;
		3431
		3432	# limit the # of concurrent backtraces
		3433	if ($_log_backtrace < 2) {
		3434	++$_log_backtrace;
		3435	async {
		3436	my @bt = fork_call {
		3437	@addr = map { sprintf "%x", $_ } @addr;
		3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
		3439	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
		3440	or die "addr2line: $!";
		3441
		3442	my @funcs;
		3443	my @res = <$fh>;
		3444	chomp for @res;
		3445	while (@res) {
		3446	my ($func, $line) = splice @res, 0, 2, ();
		3447	push @funcs, "[$func] $line";
		3448	}
		3449
		3450	@funcs
		3451	};
		3452
		3453	LOG llevInfo, "[ABT] $msg\n";
		3454	LOG llevInfo, "[ABT] $_\n" for @bt;
		3455	--$_log_backtrace;
		3456	};
		3457	} else {
		3458	LOG llevInfo, "[ABT] $msg\n";
		3459	LOG llevInfo, "[ABT] [suppressed]\n";
		3460	}
		3461	}
		3462
		3463	# load additional modules
		3464	use cf::pod;
		3465
2666	END { cf::emergency_save }	3466	END { cf::emergency_save }
2667		3467
2668	1	3468	1
2669		3469

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