ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.234 by root, Thu Apr 5 13:44:31 2007 UTC vs.
Revision 1.349 by root, Fri Aug 31 04:10:43 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 ();
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
…		…
229	Wait until the given lock is available and then acquires it and returns	272	Wait until the given lock is available and then acquires it and returns
230	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
231	for example when the coroutine gets canceled), the lock is automatically	274	for example when the coroutine gets canceled), the lock is automatically
232	returned.	275	returned.
233		276
		277	Locks are *not* recursive, locking from the same coro twice results in a
		278	deadlocked coro.
		279
234	Lock names should begin with a unique identifier (for example, cf::map::find	280	Lock names should begin with a unique identifier (for example, cf::map::find
235	uses map_find and cf::map::load uses map_load).	281	uses map_find and cf::map::load uses map_load).
		282
		283	=item $locked = cf::lock_active $string
		284
		285	Return true if the lock is currently active, i.e. somebody has locked it.
236		286
237	=cut	287	=cut
238		288
239	our %LOCK;	289	our %LOCK;
240		290
…		…
258		308
259	Coro::guard {	309	Coro::guard {
260	# wake up all waiters, to be on the safe side	310	# wake up all waiters, to be on the safe side
261	$_->ready for @{ delete $LOCK{$key} };	311	$_->ready for @{ delete $LOCK{$key} };
262	}	312	}
		313	}
		314
		315	sub lock_active($) {
		316	my ($key) = @_;
		317
		318	! ! $LOCK{$key}
263	}	319	}
264		320
265	sub freeze_mainloop {	321	sub freeze_mainloop {
266	return unless $TICK_WATCHER->is_active;	322	return unless $TICK_WATCHER->is_active;
267		323
…		…
270	};	326	};
271	$TICK_WATCHER->stop;	327	$TICK_WATCHER->stop;
272	$guard	328	$guard
273	}	329	}
274		330
		331	=item cf::get_slot $time[, $priority[, $name]]
		332
		333	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		334	This call blocks and returns only when you have at least C<$time> seconds
		335	of cpu time till the next tick. The slot is only valid till the next cede.
		336
		337	The optional C<$name> can be used to identify the job to run. It might be
		338	used for statistical purposes and should identify the same time-class.
		339
		340	Useful for short background jobs.
		341
		342	=cut
		343
		344	our @SLOT_QUEUE;
		345	our $SLOT_QUEUE;
		346
		347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		348	$SLOT_QUEUE = Coro::async {
		349	my $signal = new Coro::Signal;
		350
		351	while () {
		352	next_job:
		353	my $avail = cf::till_tick;
		354	if ($avail > 0.01) {
		355	for (0 .. $#SLOT_QUEUE) {
		356	if ($SLOT_QUEUE[$_][0] < $avail) {
		357	my $job = splice @SLOT_QUEUE, $_, 1, ();
		358	$job->[2]->send;
		359	Coro::cede;
		360	goto next_job;
		361	}
		362	}
		363	}
		364
		365	if (@SLOT_QUEUE) {
		366	# we do not use wait_For_tick() as it returns immediately when tick is inactive
		367	push @cf::WAIT_FOR_TICK, $signal;
		368	$signal->wait;
		369	} else {
		370	Coro::schedule;
		371	}
		372	}
		373	};
		374
		375	sub get_slot($;$$) {
		376	my ($time, $pri, $name) = @_;
		377
		378	$time = $TICK * .6 if $time > $TICK * .6;
		379	my $sig = new Coro::Signal;
		380
		381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		383	$SLOT_QUEUE->ready;
		384	$sig->wait;
		385	}
		386
275	=item cf::async { BLOCK }	387	=item cf::async { BLOCK }
276		388
277	Currently the same as Coro::async_pool, meaning you cannot use	389	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	390	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.	391	thing you are allowed to do is call C<prio> on it.
…		…
282		394
283	BEGIN { *async = \&Coro::async_pool }	395	BEGIN { *async = \&Coro::async_pool }
284		396
285	=item cf::sync_job { BLOCK }	397	=item cf::sync_job { BLOCK }
286		398
287	The design of crossfire+ requires that the main coro ($Coro::main) is	399	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	400	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.	401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		402	acceptable.
290		403
291	If it must be done, put the blocking parts into C<sync_job>. This will run	404	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	405	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	406	server will be frozen during this time, so the block should either finish
294	fast or be very important.	407	fast or be very important.
…		…
297		410
298	sub sync_job(&) {	411	sub sync_job(&) {
299	my ($job) = @_;	412	my ($job) = @_;
300		413
301	if ($Coro::current == $Coro::main) {	414	if ($Coro::current == $Coro::main) {
		415	my $time = Event::time;
		416
302	# this is the main coro, too bad, we have to block	417	# this is the main coro, too bad, we have to block
303	# till the operation succeeds, freezing the server :/	418	# till the operation succeeds, freezing the server :/
304		419
305	# TODO: use suspend/resume instead	420	# TODO: use suspend/resume instead
306	# (but this is cancel-safe)	421	# (but this is cancel-safe)
…		…
317		432
318	while ($busy) {	433	while ($busy) {
319	Coro::cede or Event::one_event;	434	Coro::cede or Event::one_event;
320	}	435	}
321		436
		437	$time = Event::time - $time;
		438
		439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
		440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
		441
		442	$tick_start += $time; # do not account sync jobs to server load
		443
322	wantarray ? @res : $res[0]	444	wantarray ? @res : $res[0]
323	} else {	445	} else {
324	# we are in another coroutine, how wonderful, everything just works	446	# we are in another coroutine, how wonderful, everything just works
325		447
326	$job->()	448	$job->()
…		…
345	$EXT_CORO{$coro+0} = $coro;	467	$EXT_CORO{$coro+0} = $coro;
346		468
347	$coro	469	$coro
348	}	470	}
349		471
350	sub write_runtime {	472	=item fork_call { }, $args
351	my $guard = cf::lock_acquire "write_runtime";
352		473
353	my $runtime = cf::localdir . "/runtime";	474	Executes the given code block with the given arguments in a seperate
		475	process, returning the results. Everything must be serialisable with
		476	Coro::Storable. May, of course, block. Note that the executed sub may
		477	never block itself or use any form of Event handling.
354		478
355	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	479	=cut
356	or return;
357		480
358	my $value = $cf::RUNTIME + 90 + 10;	481	sub fork_call(&@) {
359	# 10 is the runtime save interval, for a monotonic clock	482	my ($cb, @args) = @_;
360	# 60 allows for the watchdog to kill the server.
361		483
362	(aio_write $fh, 0, (length $value), $value, 0) <= 0	484	# we seemingly have to make a local copy of the whole thing,
363	and return;	485	# otherwise perl prematurely frees the stuff :/
		486	# TODO: investigate and fix (liekly this will be rather laborious)
364		487
365	# always fsync - this file is important	488	my @res = Coro::Util::fork_eval {
366	aio_fsync $fh	489	reset_signals;
367	and return;	490	&$cb
		491	}, @args;
368		492
369	close $fh	493	wantarray ? @res : $res[-1]
370	or return;	494	}
371		495
372	aio_rename "$runtime~", $runtime	496	=item $value = cf::db_get $family => $key
373	and return;
374		497
		498	Returns a single value from the environment database.
		499
		500	=item cf::db_put $family => $key => $value
		501
		502	Stores the given C<$value> in the family. It can currently store binary
		503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
		504
		505	=cut
		506
		507	our $DB;
		508
		509	sub db_init {
		510	unless ($DB) {
		511	$DB = BDB::db_create $DB_ENV;
		512
		513	cf::sync_job {
		514	eval {
		515	$DB->set_flags (BDB::CHKSUM);
		516
		517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		519	cf::cleanup "db_open(db): $!" if $!;
		520	};
		521	cf::cleanup "db_open(db): $@" if $@;
		522	};
375	1	523	}
		524	}
		525
		526	sub db_get($$) {
		527	my $key = "$_[0]/$_[1]";
		528
		529	cf::sync_job {
		530	BDB::db_get $DB, undef, $key, my $data;
		531
		532	$! ? ()
		533	: $data
		534	}
		535	}
		536
		537	sub db_put($$$) {
		538	BDB::dbreq_pri 4;
		539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		540	}
		541
		542	=item cf::cache $id => [$paths...], $processversion => $process
		543
		544	Generic caching function that returns the value of the resource $id,
		545	caching and regenerating as required.
		546
		547	This function can block.
		548
		549	=cut
		550
		551	sub cache {
		552	my ($id, $src, $processversion, $process) = @_;
		553
		554	my $meta =
		555	join "\x00",
		556	$processversion,
		557	map {
		558	aio_stat $_
		559	and Carp::croak "$_: $!";
		560
		561	($_, (stat _)[7,9])
		562	} @$src;
		563
		564	my $dbmeta = db_get cache => "$id/meta";
		565	if ($dbmeta ne $meta) {
		566	# changed, we may need to process
		567
		568	my @data;
		569	my $md5;
		570
		571	for (0 .. $#$src) {
		572	0 <= aio_load $src->[$_], $data[$_]
		573	or Carp::croak "$src->[$_]: $!";
		574	}
		575
		576	# if processing is expensive, check
		577	# checksum first
		578	if (1) {
		579	$md5 =
		580	join "\x00",
		581	$processversion,
		582	map {
		583	cf::cede_to_tick;
		584	($src->[$_], Digest::MD5::md5_hex $data[$_])
		585	} 0.. $#$src;
		586
		587
		588	my $dbmd5 = db_get cache => "$id/md5";
		589	if ($dbmd5 eq $md5) {
		590	db_put cache => "$id/meta", $meta;
		591
		592	return db_get cache => "$id/data";
		593	}
		594	}
		595
		596	my $t1 = Time::HiRes::time;
		597	my $data = $process->(\@data);
		598	my $t2 = Time::HiRes::time;
		599
		600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		601
		602	db_put cache => "$id/data", $data;
		603	db_put cache => "$id/md5" , $md5;
		604	db_put cache => "$id/meta", $meta;
		605
		606	return $data;
		607	}
		608
		609	db_get cache => "$id/data"
376	}	610	}
377		611
378	=item cf::datalog type => key => value, ...	612	=item cf::datalog type => key => value, ...
379		613
380	Log a datalog packet of the given type with the given key-value pairs.	614	Log a datalog packet of the given type with the given key-value pairs.
…		…
398	attach callbacks/event handlers (a collection of which is called an "attachment")	632	attach callbacks/event handlers (a collection of which is called an "attachment")
399	to it. All such attachable objects support the following methods.	633	to it. All such attachable objects support the following methods.
400		634
401	In the following description, CLASS can be any of C<global>, C<object>	635	In the following description, CLASS can be any of C<global>, C<object>
402	C<player>, C<client> or C<map> (i.e. the attachable objects in	636	C<player>, C<client> or C<map> (i.e. the attachable objects in
403	crossfire+).	637	Crossfire TRT).
404		638
405	=over 4	639	=over 4
406		640
407	=item $attachable->attach ($attachment, key => $value...)	641	=item $attachable->attach ($attachment, key => $value...)
408		642
…		…
571	$registry = $CB_TYPE[$object_type] ||= [];	805	$registry = $CB_TYPE[$object_type] ||= [];
572		806
573	} elsif ($type eq "subtype") {	807	} elsif ($type eq "subtype") {
574	defined $object_type or Carp::croak "subtype specified without type";	808	defined $object_type or Carp::croak "subtype specified without type";
575	my $object_subtype = shift @arg;	809	my $object_subtype = shift @arg;
576	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= [];	810	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
577		811
578	} elsif ($type eq "package") {	812	} elsif ($type eq "package") {
579	my $pkg = shift @arg;	813	my $pkg = shift @arg;
580		814
581	while (my ($name, $id) = each %cb_id) {	815	while (my ($name, $id) = each %cb_id) {
…		…
610	_attach $registry, $klass, @attach;	844	_attach $registry, $klass, @attach;
611	}	845	}
612		846
613	$obj->{$name} = \%arg;	847	$obj->{$name} = \%arg;
614	} else {	848	} else {
615	warn "object uses attachment '$name' that is not available, postponing.\n";	849	warn "object uses attachment '$name' which is not available, postponing.\n";
616	}	850	}
617		851
618	$obj->{_attachment}{$name} = undef;	852	$obj->{_attachment}{$name} = undef;
619	}	853	}
620		854
…		…
622	if (ref $_[0]) {	856	if (ref $_[0]) {
623	_object_attach @_;	857	_object_attach @_;
624	} else {	858	} else {
625	_attach shift->_attach_registry, @_;	859	_attach shift->_attach_registry, @_;
626	}	860	}
		861	_recalc_want;
627	};	862	};
628		863
629	# all those should be optimised	864	# all those should be optimised
630	sub cf::attachable::detach {	865	sub cf::attachable::detach {
631	my ($obj, $name) = @_;	866	my ($obj, $name) = @_;
…		…
634	delete $obj->{_attachment}{$name};	869	delete $obj->{_attachment}{$name};
635	reattach ($obj);	870	reattach ($obj);
636	} else {	871	} else {
637	Carp::croak "cannot, currently, detach class attachments";	872	Carp::croak "cannot, currently, detach class attachments";
638	}	873	}
		874	_recalc_want;
639	};	875	};
640		876
641	sub cf::attachable::attached {	877	sub cf::attachable::attached {
642	my ($obj, $name) = @_;	878	my ($obj, $name) = @_;
643		879
…		…
658	";	894	";
659	die if $@;	895	die if $@;
660	}	896	}
661		897
662	our $override;	898	our $override;
663	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	899	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
664		900
665	sub override {	901	sub override {
666	$override = 1;	902	$override = 1;
667	@invoke_results = ();	903	@INVOKE_RESULTS = (@_);
668	}	904	}
669		905
670	sub do_invoke {	906	sub do_invoke {
671	my $event = shift;	907	my $event = shift;
672	my $callbacks = shift;	908	my $callbacks = shift;
673		909
674	@invoke_results = ();	910	@INVOKE_RESULTS = ();
675		911
676	local $override;	912	local $override;
677		913
678	for (@$callbacks) {	914	for (@$callbacks) {
679	eval { &{$_->[1]} };	915	eval { &{$_->[1]} };
…		…
696		932
697	Generate an object-specific event with the given arguments.	933	Generate an object-specific event with the given arguments.
698		934
699	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	935	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
700	removed in future versions), and there is no public API to access override	936	removed in future versions), and there is no public API to access override
701	results (if you must, access C<@cf::invoke_results> directly).	937	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
702		938
703	=back	939	=back
704		940
705	=cut	941	=cut
706		942
707	#############################################################################	943	#############################################################################
708	# object support	944	# object support
		945	#
		946
		947	sub _can_merge {
		948	my ($ob1, $ob2) = @_;
		949
		950	local $Storable::canonical = 1;
		951	my $fob1 = Storable::freeze $ob1;
		952	my $fob2 = Storable::freeze $ob2;
		953
		954	$fob1 eq $fob2
		955	}
709		956
710	sub reattach {	957	sub reattach {
711	# basically do the same as instantiate, without calling instantiate	958	# basically do the same as instantiate, without calling instantiate
712	my ($obj) = @_;	959	my ($obj) = @_;
713		960
…		…
816	or return;	1063	or return;
817	$av = eval { (Storable::thaw $av)->{objs} };	1064	$av = eval { (Storable::thaw $av)->{objs} };
818	}	1065	}
819		1066
820	warn sprintf "loading %s (%d)\n",	1067	warn sprintf "loading %s (%d)\n",
821	$filename, length $data, scalar @{$av || []};#d#	1068	$filename, length $data, scalar @{$av || []};
822	return ($data, $av);	1069	return ($data, $av);
823	}	1070	}
		1071
		1072	=head2 COMMAND CALLBACKS
		1073
		1074	=over 4
		1075
		1076	=cut
824		1077
825	#############################################################################	1078	#############################################################################
826	# command handling &c	1079	# command handling &c
827		1080
828	=item cf::register_command $name => \&callback($ob,$args);	1081	=item cf::register_command $name => \&callback($ob,$args);
…		…
841	push @{ $COMMAND{$name} }, [$caller, $cb];	1094	push @{ $COMMAND{$name} }, [$caller, $cb];
842	}	1095	}
843		1096
844	=item cf::register_extcmd $name => \&callback($pl,$packet);	1097	=item cf::register_extcmd $name => \&callback($pl,$packet);
845		1098
846	Register a callbackf ro execution when the client sends an extcmd packet.	1099	Register a callback for execution when the client sends an (synchronous)
		1100	extcmd packet. Ext commands will be processed in the order they are
		1101	received by the server, like other user commands. The first argument is
		1102	the logged-in player. Ext commands can only be processed after a player
		1103	has logged in successfully.
847		1104
848	If the callback returns something, it is sent back as if reply was being	1105	If the callback returns something, it is sent back as if reply was being
849	called.	1106	called.
850		1107
		1108	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1109
		1110	Register a callback for execution when the client sends an (asynchronous)
		1111	exticmd packet. Exti commands are processed by the server as soon as they
		1112	are received, i.e. out of order w.r.t. other commands. The first argument
		1113	is a client socket. Exti commands can be received anytime, even before
		1114	log-in.
		1115
		1116	If the callback returns something, it is sent back as if reply was being
		1117	called.
		1118
851	=cut	1119	=cut
852		1120
853	sub register_extcmd {	1121	sub register_extcmd {
854	my ($name, $cb) = @_;	1122	my ($name, $cb) = @_;
855		1123
856	$EXTCMD{$name} = $cb;	1124	$EXTCMD{$name} = $cb;
		1125	}
		1126
		1127	sub register_exticmd {
		1128	my ($name, $cb) = @_;
		1129
		1130	$EXTICMD{$name} = $cb;
857	}	1131	}
858		1132
859	cf::player->attach (	1133	cf::player->attach (
860	on_command => sub {	1134	on_command => sub {
861	my ($pl, $name, $params) = @_;	1135	my ($pl, $name, $params) = @_;
…		…
870	cf::override;	1144	cf::override;
871	},	1145	},
872	on_extcmd => sub {	1146	on_extcmd => sub {
873	my ($pl, $buf) = @_;	1147	my ($pl, $buf) = @_;
874		1148
875	my $msg = eval { from_json $buf };	1149	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
876		1150
877	if (ref $msg) {	1151	if (ref $msg) {
		1152	my ($type, $reply, @payload) =
		1153	"ARRAY" eq ref $msg
		1154	? @$msg
		1155	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1156
		1157	my @reply;
		1158
878	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1159	if (my $cb = $EXTCMD{$type}) {
879	if (my %reply = $cb->($pl, $msg)) {	1160	@reply = $cb->($pl, @payload);
880	$pl->ext_reply ($msg->{msgid}, %reply);
881	}
882	}	1161	}
		1162
		1163	$pl->ext_reply ($reply, @reply)
		1164	if $reply;
		1165
883	} else {	1166	} else {
884	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
885	}	1168	}
886		1169
887	cf::override;	1170	cf::override;
888	},	1171	},
889	);	1172	);
890		1173
891	sub load_extension {
892	my ($path) = @_;
893
894	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
895	my $base = $1;
896	my $pkg = $1;
897	$pkg =~ s/[^[:word:]]/_/g;
898	$pkg = "ext::$pkg";
899
900	warn "... loading '$path' into '$pkg'\n";
901
902	open my $fh, "<:utf8", $path
903	or die "$path: $!";
904
905	my $source =
906	"package $pkg; use strict; use utf8;\n"
907	. "#line 1 \"$path\"\n{\n"
908	. (do { local $/; <$fh> })
909	. "\n};\n1";
910
911	unless (eval $source) {
912	my $msg = $@ ? "$path: $@\n"
913	: "extension disabled.\n";
914	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
915	warn $@;
916	warn "mandatory extension failed to load, exiting.\n";
917	exit 1;
918	}
919	die $@;
920	}
921
922	push @EXTS, $pkg;
923	}
924
925	sub load_extensions {	1174	sub load_extensions {
		1175	cf::sync_job {
		1176	my %todo;
		1177
926	for my $ext (<$LIBDIR/*.ext>) {	1178	for my $path (<$LIBDIR/*.ext>) {
927	next unless -r $ext;	1179	next unless -r $path;
928	eval {	1180
929	load_extension $ext;	1181	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1182	my $base = $1;
		1183	my $pkg = $1;
		1184	$pkg =~ s/[^[:word:]]/_/g;
		1185	$pkg = "ext::$pkg";
		1186
		1187	open my $fh, "<:utf8", $path
		1188	or die "$path: $!";
		1189
		1190	my $source = do { local $/; <$fh> };
		1191
		1192	my %ext = (
		1193	path => $path,
		1194	base => $base,
		1195	pkg => $pkg,
		1196	);
		1197
		1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1200
		1201	$ext{source} =
		1202	"package $pkg; use strict; use utf8;\n"
		1203	. "#line 1 \"$path\"\n{\n"
		1204	. $source
		1205	. "\n};\n1";
		1206
		1207	$todo{$base} = \%ext;
		1208	}
		1209
		1210	my %done;
		1211	while (%todo) {
		1212	my $progress;
		1213
		1214	while (my ($k, $v) = each %todo) {
		1215	for (split /,\s*/, $v->{meta}{depends}) {
		1216	goto skip
		1217	unless exists $done{$_};
		1218	}
		1219
		1220	warn "... loading '$k' into '$v->{pkg}'\n";
		1221
		1222	unless (eval $v->{source}) {
		1223	my $msg = $@ ? "$v->{path}: $@\n"
		1224	: "$v->{base}: extension inactive.\n";
		1225
		1226	if (exists $v->{meta}{mandatory}) {
		1227	warn $msg;
		1228	warn "mandatory extension failed to load, exiting.\n";
		1229	exit 1;
		1230	}
		1231
		1232	warn $msg;
		1233	}
		1234
		1235	$done{$k} = delete $todo{$k};
		1236	push @EXTS, $v->{pkg};
		1237	$progress = 1;
930	1	1238	}
931	} or warn "$ext not loaded: $@";	1239
		1240	skip:
		1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1242	unless $progress;
		1243	}
932	}	1244	};
933	}	1245	}
934		1246
935	#############################################################################	1247	#############################################################################
936		1248
		1249	=back
		1250
937	=head2 CORE EXTENSIONS	1251	=head2 CORE EXTENSIONS
938		1252
939	Functions and methods that extend core crossfire objects.	1253	Functions and methods that extend core crossfire objects.
940		1254
941	=cut	1255	=cut
…		…
953	Returns the given player object, loading it if necessary (might block).	1267	Returns the given player object, loading it if necessary (might block).
954		1268
955	=cut	1269	=cut
956		1270
957	sub playerdir($) {	1271	sub playerdir($) {
958	cf::localdir	1272	"$PLAYERDIR/"
959	. "/"
960	. cf::playerdir
961	. "/"
962	. (ref $_[0] ? $_[0]->ob->name : $_[0])	1273	. (ref $_[0] ? $_[0]->ob->name : $_[0])
963	}	1274	}
964		1275
965	sub path($) {	1276	sub path($) {
966	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];	1277	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
…		…
1014		1325
1015	aio_mkdir playerdir $pl, 0770;	1326	aio_mkdir playerdir $pl, 0770;
1016	$pl->{last_save} = $cf::RUNTIME;	1327	$pl->{last_save} = $cf::RUNTIME;
1017		1328
1018	$pl->save_pl ($path);	1329	$pl->save_pl ($path);
1019	Coro::cede;	1330	cf::cede_to_tick;
1020	}	1331	}
1021		1332
1022	sub new($) {	1333	sub new($) {
1023	my ($login) = @_;	1334	my ($login) = @_;
1024		1335
…		…
1028	$self->{deny_save} = 1;	1339	$self->{deny_save} = 1;
1029		1340
1030	$cf::PLAYER{$login} = $self;	1341	$cf::PLAYER{$login} = $self;
1031		1342
1032	$self	1343	$self
		1344	}
		1345
		1346	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1347
		1348	=cut
		1349
		1350	sub send_msg {
		1351	my $ns = shift->ns
		1352	or return;
		1353	$ns->send_msg (@_);
1033	}	1354	}
1034		1355
1035	=item $pl->quit_character	1356	=item $pl->quit_character
1036		1357
1037	Nukes the player without looking back. If logged in, the connection will	1358	Nukes the player without looking back. If logged in, the connection will
…		…
1086	while and may block, so not sync_job-capable, ever.	1407	while and may block, so not sync_job-capable, ever.
1087		1408
1088	=cut	1409	=cut
1089		1410
1090	sub list_logins {	1411	sub list_logins {
1091	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir	1412	my $dirs = aio_readdir $PLAYERDIR
1092	or return [];	1413	or return [];
1093		1414
1094	my @logins;	1415	my @logins;
1095		1416
1096	for my $login (@$dirs) {	1417	for my $login (@$dirs) {
…		…
1131	}	1452	}
1132		1453
1133	\@paths	1454	\@paths
1134	}	1455	}
1135		1456
		1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1458
		1459	Expand crossfire pod fragments into protocol xml.
		1460
		1461	=cut
		1462
		1463	sub expand_cfpod {
		1464	((my $self), (local $_)) = @_;
		1465
		1466	# escape & and <
		1467	s/&/&amp;/g;
		1468	s/(?<![BIUGH])</&lt;/g;
		1469
		1470	# this is buggy, it needs to properly take care of nested <'s
		1471
		1472	1 while
		1473	# replace B<>, I<>, U<> etc.
		1474	s/B<([^\>]*)>/<b>$1<\/b>/
		1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
		1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
		1477	# replace G<male|female> tags
		1478	|| s{G<([^>|]*)\|([^>]*)>}{
		1479	$self->gender ? $2 : $1
		1480	}ge
		1481	# replace H<hint text>
		1482	|| s{H<([^\>]*)>}
		1483	{
		1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1486	"")
		1487	[$self->{hintmode}]
		1488	}ge;
		1489
		1490	# create single paragraphs (very hackish)
		1491	s/(?<=\S)\n(?=\w)/ /g;
		1492
		1493	# compress some whitespace
		1494	s/\s+\n/\n/g; # ws line-ends
		1495	s/\n\n+/\n/g; # double lines
		1496	s/^\n+//; # beginning lines
		1497	s/\n+$//; # ending lines
		1498
		1499	$_
		1500	}
		1501
		1502	sub hintmode {
		1503	$_[0]{hintmode} = $_[1] if @_ > 1;
		1504	$_[0]{hintmode}
		1505	}
		1506
1136	=item $player->ext_reply ($msgid, %msg)	1507	=item $player->ext_reply ($msgid, @msg)
1137		1508
1138	Sends an ext reply to the player.	1509	Sends an ext reply to the player.
1139		1510
1140	=cut	1511	=cut
1141		1512
1142	sub ext_reply($$%) {	1513	sub ext_reply($$@) {
1143	my ($self, $id, %msg) = @_;	1514	my ($self, $id, @msg) = @_;
1144		1515
1145	$msg{msgid} = $id;	1516	$self->ns->ext_reply ($id, @msg)
1146
1147	$self->send ("ext " . cf::to_json \%msg);
1148	}	1517	}
1149		1518
1150	=item $player->ext_event ($type, %msg)	1519	=item $player->ext_msg ($type, @msg)
1151		1520
1152	Sends an ext event to the client.	1521	Sends an ext event to the client.
1153		1522
1154	=cut	1523	=cut
1155		1524
1156	sub ext_event($$%) {	1525	sub ext_msg($$@) {
1157	my ($self, $type, %msg) = @_;	1526	my ($self, $type, @msg) = @_;
1158		1527
1159	$self->ns->ext_event ($type, %msg);	1528	$self->ns->ext_msg ($type, @msg);
1160	}	1529	}
1161		1530
1162	package cf;	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	$match
		1558	}
1163		1559
1164	=back	1560	=back
1165
1166		1561
1167	=head3 cf::map	1562	=head3 cf::map
1168		1563
1169	=over 4	1564	=over 4
1170		1565
…		…
1225	my ($self, $merge) = @_;	1620	my ($self, $merge) = @_;
1226		1621
1227	# we have to keep some variables in memory intact	1622	# we have to keep some variables in memory intact
1228	local $self->{path};	1623	local $self->{path};
1229	local $self->{load_path};	1624	local $self->{load_path};
1230	local $self->{deny_save};
1231	local $self->{deny_reset};
1232		1625
1233	$self->SUPER::thawer_merge ($merge);	1626	$self->SUPER::thawer_merge ($merge);
1234	}	1627	}
1235		1628
1236	sub normalise {	1629	sub normalise {
…		…
1283	$self->init; # pass $1 etc.	1676	$self->init; # pass $1 etc.
1284	return $self;	1677	return $self;
1285	}	1678	}
1286	}	1679	}
1287		1680
1288	Carp::carp "unable to resolve path '$path' (base '$base').";	1681	Carp::cluck "unable to resolve path '$path' (base '$base').";
1289	()	1682	()
1290	}	1683	}
1291		1684
1292	sub init {	1685	sub init {
1293	my ($self) = @_;	1686	my ($self) = @_;
…		…
1308		1701
1309	# the original (read-only) location	1702	# the original (read-only) location
1310	sub load_path {	1703	sub load_path {
1311	my ($self) = @_;	1704	my ($self) = @_;
1312		1705
1313	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}	1706	"$MAPDIR/$self->{path}.map"
1314	}	1707	}
1315		1708
1316	# the temporary/swap location	1709	# the temporary/swap location
1317	sub save_path {	1710	sub save_path {
1318	my ($self) = @_;	1711	my ($self) = @_;
1319		1712
1320	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1321	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path	1714	"$TMPDIR/$path.map"
1322	}	1715	}
1323		1716
1324	# the unique path, undef == no special unique path	1717	# the unique path, undef == no special unique path
1325	sub uniq_path {	1718	sub uniq_path {
1326	my ($self) = @_;	1719	my ($self) = @_;
1327		1720
1328	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1329	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path	1722	"$UNIQUEDIR/$path"
1330	}	1723	}
1331		1724
1332	# and all this just because we cannot iterate over	1725	# and all this just because we cannot iterate over
1333	# all maps in C++...	1726	# all maps in C++...
1334	sub change_all_map_light {	1727	sub change_all_map_light {
1335	my ($change) = @_;	1728	my ($change) = @_;
1336		1729
1337	$_->change_map_light ($change)	1730	$_->change_map_light ($change)
1338	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	$self->do_decay_objects;
1339	}	1740	}
1340		1741
1341	sub unlink_save {	1742	sub unlink_save {
1342	my ($self) = @_;	1743	my ($self) = @_;
1343		1744
…		…
1401	$self->load_header_orig	1802	$self->load_header_orig
1402	or return;	1803	or return;
1403	$self->prepare_orig;	1804	$self->prepare_orig;
1404	}	1805	}
1405		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
1406	1	1813	1
1407	}	1814	}
1408		1815
1409	sub find;	1816	sub find;
1410	sub find {	1817	sub find {
…		…
1422	$map->{last_save} = $cf::RUNTIME;	1829	$map->{last_save} = $cf::RUNTIME;
1423		1830
1424	$map->load_header	1831	$map->load_header
1425	or return;	1832	or return;
1426		1833
1427	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1428	# doing this can freeze the server in a sync job, obviously	1835	# doing this can freeze the server in a sync job, obviously
1429	#$cf::WAIT_FOR_TICK->wait;	1836	#$cf::WAIT_FOR_TICK->wait;
1430	$map->reset;	1837	$map->reset;
1431	undef $guard;	1838	undef $guard;
1432	return find $path;	1839	return find $path;
…		…
1443	my ($self) = @_;	1850	my ($self) = @_;
1444		1851
1445	local $self->{deny_reset} = 1; # loading can take a long time	1852	local $self->{deny_reset} = 1; # loading can take a long time
1446		1853
1447	my $path = $self->{path};	1854	my $path = $self->{path};
		1855
		1856	{
		1857	my $guard1 = cf::lock_acquire "map_data:$path";
1448	my $guard = cf::lock_acquire "map_load:$path";	1858	my $guard2 = cf::lock_acquire "map_load:$path";
1449		1859
1450	return if $self->in_memory != cf::MAP_SWAPPED;	1860	return if $self->in_memory != cf::MAP_SWAPPED;
1451		1861
1452	$self->in_memory (cf::MAP_LOADING);	1862	$self->in_memory (cf::MAP_LOADING);
1453		1863
1454	$self->alloc;	1864	$self->alloc;
1455		1865
1456	$self->pre_load;	1866	$self->pre_load;
		1867	cf::cede_to_tick;
1457		1868
1458	$self->_load_objects ($self->{load_path}, 1)	1869	$self->_load_objects ($self->{load_path}, 1)
1459	or return;	1870	or return;
1460		1871
1461	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1462	if delete $self->{load_original};	1873	if delete $self->{load_original};
1463		1874
1464	if (my $uniq = $self->uniq_path) {	1875	if (my $uniq = $self->uniq_path) {
1465	utf8::encode $uniq;	1876	utf8::encode $uniq;
1466	if (aio_open $uniq, O_RDONLY, 0) {	1877	if (aio_open $uniq, O_RDONLY, 0) {
1467	$self->clear_unique_items;	1878	$self->clear_unique_items;
1468	$self->_load_objects ($uniq, 0);	1879	$self->_load_objects ($uniq, 0);
1469	}	1880	}
1470	}	1881	}
1471		1882
1472	Coro::cede;	1883	cf::cede_to_tick;
1473
1474	# now do the right thing for maps	1884	# now do the right thing for maps
1475	$self->link_multipart_objects;	1885	$self->link_multipart_objects;
1476
1477	unless ($self->{deny_activate}) {
1478	$self->decay_objects;
1479	$self->fix_auto_apply;
1480	$self->update_buttons;
1481	Coro::cede;
1482	$self->set_darkness_map;
1483	$self->difficulty ($self->estimate_difficulty)	1886	$self->difficulty ($self->estimate_difficulty)
1484	unless $self->difficulty;	1887	unless $self->difficulty;
1485	Coro::cede;	1888	cf::cede_to_tick;
		1889
		1890	unless ($self->{deny_activate}) {
		1891	$self->decay_objects;
		1892	$self->fix_auto_apply;
		1893	$self->update_buttons;
		1894	cf::cede_to_tick;
		1895	$self->set_darkness_map;
		1896	cf::cede_to_tick;
1486	$self->activate;	1897	$self->activate;
		1898	}
		1899
		1900	$self->{last_save} = $cf::RUNTIME;
		1901	$self->last_access ($cf::RUNTIME);
		1902
		1903	$self->in_memory (cf::MAP_IN_MEMORY);
1487	}	1904	}
1488		1905
1489	$self->post_load;	1906	$self->post_load;
1490
1491	$self->in_memory (cf::MAP_IN_MEMORY);
1492	}	1907	}
1493		1908
1494	sub customise_for {	1909	sub customise_for {
1495	my ($self, $ob) = @_;	1910	my ($self, $ob) = @_;
1496		1911
1497	return find "~" . $ob->name . "/" . $self->{path}	1912	return find "~" . $ob->name . "/" . $self->{path}
1498	if $self->per_player;	1913	if $self->per_player;
1499		1914
		1915	# return find "?party/" . $ob->name . "/" . $self->{path}
		1916	# if $self->per_party;
		1917
1500	$self	1918	$self
1501	}	1919	}
1502		1920
1503	# find and load all maps in the 3x3 area around a map	1921	# find and load all maps in the 3x3 area around a map
1504	sub load_diag {	1922	sub load_neighbours {
1505	my ($map) = @_;	1923	my ($map) = @_;
1506		1924
1507	my @diag; # diagonal neighbours	1925	my @neigh; # diagonal neighbours
1508		1926
1509	for (0 .. 3) {	1927	for (0 .. 3) {
1510	my $neigh = $map->tile_path ($_)	1928	my $neigh = $map->tile_path ($_)
1511	or next;	1929	or next;
1512	$neigh = find $neigh, $map	1930	$neigh = find $neigh, $map
1513	or next;	1931	or next;
1514	$neigh->load;	1932	$neigh->load;
1515		1933
		1934	push @neigh,
1516	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	1935	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1517	[$neigh->tile_path (($_ + 1) % 4), $neigh];	1936	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1518	}	1937	}
1519		1938
1520	for (@diag) {	1939	for (grep defined $_->[0], @neigh) {
		1940	my ($path, $origin) = @$_;
1521	my $neigh = find @$_	1941	my $neigh = find $path, $origin
1522	or next;	1942	or next;
1523	$neigh->load;	1943	$neigh->load;
1524	}	1944	}
1525	}	1945	}
1526		1946
…		…
1531	}	1951	}
1532		1952
1533	sub do_load_sync {	1953	sub do_load_sync {
1534	my ($map) = @_;	1954	my ($map) = @_;
1535		1955
		1956	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		1957	if $Coro::current == $Coro::main;
		1958
1536	cf::sync_job { $map->load };	1959	cf::sync_job { $map->load };
1537	}	1960	}
1538		1961
1539	our %MAP_PREFETCH;	1962	our %MAP_PREFETCH;
1540	our $MAP_PREFETCHER = undef;	1963	our $MAP_PREFETCHER = undef;
1541		1964
1542	sub find_async {	1965	sub find_async {
1543	my ($path, $origin) = @_;	1966	my ($path, $origin, $load) = @_;
1544		1967
1545	$path = normalise $path, $origin && $origin->{path};	1968	$path = normalise $path, $origin && $origin->{path};
1546		1969
1547	if (my $map = $cf::MAP{$path}) {	1970	if (my $map = $cf::MAP{$path}) {
1548	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1549	}	1972	}
1550		1973
1551	undef $MAP_PREFETCH{$path};	1974	$MAP_PREFETCH{$path} |= $load;
		1975
1552	$MAP_PREFETCHER ||= cf::async {	1976	$MAP_PREFETCHER ||= cf::async {
1553	while (%MAP_PREFETCH) {	1977	while (%MAP_PREFETCH) {
1554	for my $path (keys %MAP_PREFETCH) {	1978	while (my ($k, $v) = each %MAP_PREFETCH) {
1555	my $map = find $path	1979	if (my $map = find $k) {
1556	or next;
1557	$map->load;	1980	$map->load if $v;
		1981	}
1558		1982
1559	delete $MAP_PREFETCH{$path};	1983	delete $MAP_PREFETCH{$k};
1560	}	1984	}
1561	}	1985	}
1562	undef $MAP_PREFETCHER;	1986	undef $MAP_PREFETCHER;
1563	};	1987	};
1564	$MAP_PREFETCHER->prio (6);	1988	$MAP_PREFETCHER->prio (6);
…		…
1567	}	1991	}
1568		1992
1569	sub save {	1993	sub save {
1570	my ($self) = @_;	1994	my ($self) = @_;
1571		1995
1572	my $lock = cf::lock_acquire "map_data:" . $self->path;	1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1573		1997
1574	$self->{last_save} = $cf::RUNTIME;	1998	$self->{last_save} = $cf::RUNTIME;
1575		1999
1576	return unless $self->dirty;	2000	return unless $self->dirty;
1577		2001
…		…
1600	my ($self) = @_;	2024	my ($self) = @_;
1601		2025
1602	# save first because save cedes	2026	# save first because save cedes
1603	$self->save;	2027	$self->save;
1604		2028
1605	my $lock = cf::lock_acquire "map_data:" . $self->path;	2029	my $lock = cf::lock_acquire "map_data:$self->{path}";
1606		2030
1607	return if $self->players;	2031	return if $self->players;
1608	return if $self->in_memory != cf::MAP_IN_MEMORY;	2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
1609	return if $self->{deny_save};	2033	return if $self->{deny_save};
1610		2034
…		…
1614		2038
1615	sub reset_at {	2039	sub reset_at {
1616	my ($self) = @_;	2040	my ($self) = @_;
1617		2041
1618	# TODO: safety, remove and allow resettable per-player maps	2042	# TODO: safety, remove and allow resettable per-player maps
1619	return 1e99 if $self->isa ("ext::map_per_player");#d#
1620	return 1e99 if $self->{deny_reset};	2043	return 1e99 if $self->{deny_reset};
1621		2044
1622	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2045	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1623	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2046	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1624		2047
…		…
1635	my ($self) = @_;	2058	my ($self) = @_;
1636		2059
1637	my $lock = cf::lock_acquire "map_data:$self->{path}";	2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
1638		2061
1639	return if $self->players;	2062	return if $self->players;
1640	return if $self->isa ("ext::map_per_player");#d#
1641		2063
1642	warn "resetting map ", $self->path;#d#	2064	warn "resetting map ", $self->path;
1643		2065
1644	$self->in_memory (cf::MAP_SWAPPED);	2066	$self->in_memory (cf::MAP_SWAPPED);
1645		2067
1646	# need to save uniques path	2068	# need to save uniques path
1647	unless ($self->{deny_save}) {	2069	unless ($self->{deny_save}) {
…		…
1664	my $nuke_counter = "aaaa";	2086	my $nuke_counter = "aaaa";
1665		2087
1666	sub nuke {	2088	sub nuke {
1667	my ($self) = @_;	2089	my ($self) = @_;
1668		2090
		2091	{
		2092	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2093
1669	delete $cf::MAP{$self->path};	2094	delete $cf::MAP{$self->path};
1670		2095
1671	$self->unlink_save;
1672
1673	bless $self, "cf::map";	2096	bless $self, "cf::map";
1674	delete $self->{deny_reset};	2097	delete $self->{deny_reset};
1675	$self->{deny_save} = 1;	2098	$self->{deny_save} = 1;
1676	$self->reset_timeout (1);	2099	$self->reset_timeout (1);
1677	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2100	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1678		2101
		2102	$self->unlink_save;
		2103
1679	$cf::MAP{$self->path} = $self;	2104	$cf::MAP{$self->path} = $self;
		2105	}
1680		2106
1681	$self->reset; # polite request, might not happen	2107	$self->reset; # polite request, might not happen
		2108	}
		2109
		2110	=item $maps = cf::map::tmp_maps
		2111
		2112	Returns an arrayref with all map paths of currently instantiated and saved
		2113	maps. May block.
		2114
		2115	=cut
		2116
		2117	sub tmp_maps() {
		2118	[
		2119	map {
		2120	utf8::decode $_;
		2121	/\.map$/
		2122	? normalise $_
		2123	: ()
		2124	} @{ aio_readdir $TMPDIR or [] }
		2125	]
		2126	}
		2127
		2128	=item $maps = cf::map::random_maps
		2129
		2130	Returns an arrayref with all map paths of currently instantiated and saved
		2131	random maps. May block.
		2132
		2133	=cut
		2134
		2135	sub random_maps() {
		2136	[
		2137	map {
		2138	utf8::decode $_;
		2139	/\.map$/
		2140	? normalise "?random/$_"
		2141	: ()
		2142	} @{ aio_readdir $RANDOMDIR or [] }
		2143	]
1682	}	2144	}
1683		2145
1684	=item cf::map::unique_maps	2146	=item cf::map::unique_maps
1685		2147
1686	Returns an arrayref of paths of all shared maps that have	2148	Returns an arrayref of paths of all shared maps that have
1687	instantiated unique items. May block.	2149	instantiated unique items. May block.
1688		2150
1689	=cut	2151	=cut
1690		2152
1691	sub unique_maps() {	2153	sub unique_maps() {
1692	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir	2154	[
1693	or return;	2155	map {
1694
1695	my @paths;
1696
1697	for (@$files) {
1698	utf8::decode $_;	2156	utf8::decode $_;
1699	next if /\.pst$/;	2157	/\.map$/
1700	next unless /^$PATH_SEP/o;	2158	? normalise $_
1701		2159	: ()
1702	push @paths, cf::map::normalise $_;	2160	} @{ aio_readdir $UNIQUEDIR or [] }
1703	}	2161	]
1704
1705	\@paths
1706	}	2162	}
1707		2163
1708	package cf;	2164	package cf;
1709		2165
1710	=back	2166	=back
…		…
1756		2212
1757	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2213	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1758		2214
1759	if ($self->{record_replies}) {	2215	if ($self->{record_replies}) {
1760	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2216	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2217
1761	} else {	2218	} else {
		2219	my $pl = $self->contr;
		2220
		2221	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2222	my $dialog = $pl->{npc_dialog};
		2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2224
		2225	} else {
1762	$msg = $npc->name . " says: $msg" if $npc;	2226	$msg = $npc->name . " says: $msg" if $npc;
1763	$self->message ($msg, $flags);	2227	$self->message ($msg, $flags);
		2228	}
1764	}	2229	}
		2230	}
		2231
		2232	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2233
		2234	=cut
		2235
		2236	sub cf::object::send_msg {
		2237	my $pl = shift->contr
		2238	or return;
		2239	$pl->send_msg (@_);
1765	}	2240	}
1766		2241
1767	=item $player_object->may ("access")	2242	=item $player_object->may ("access")
1768		2243
1769	Returns wether the given player is authorized to access resource "access"	2244	Returns wether the given player is authorized to access resource "access"
…		…
1816	$self->deactivate_recursive;	2291	$self->deactivate_recursive;
1817		2292
1818	return if UNIVERSAL::isa $self->map, "ext::map_link";	2293	return if UNIVERSAL::isa $self->map, "ext::map_link";
1819		2294
1820	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2295	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1821	if $self->map;	2296	if $self->map && $self->map->{path} ne "{link}";
1822		2297
1823	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2298	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1824	}	2299	}
1825		2300
1826	sub cf::object::player::leave_link {	2301	sub cf::object::player::leave_link {
1827	my ($self, $map, $x, $y) = @_;	2302	my ($self, $map, $x, $y) = @_;
		2303
		2304	return unless $self->contr->active;
1828		2305
1829	my $link_pos = delete $self->{_link_pos};	2306	my $link_pos = delete $self->{_link_pos};
1830		2307
1831	unless ($map) {	2308	unless ($map) {
1832	# restore original map position	2309	# restore original map position
…		…
1846	# use -1 or undef as default coordinates, not 0, 0	2323	# use -1 or undef as default coordinates, not 0, 0
1847	($x, $y) = ($map->enter_x, $map->enter_y)	2324	($x, $y) = ($map->enter_x, $map->enter_y)
1848	if $x <=0 && $y <= 0;	2325	if $x <=0 && $y <= 0;
1849		2326
1850	$map->load;	2327	$map->load;
1851	$map->load_diag;	2328	$map->load_neighbours;
1852		2329
1853	return unless $self->contr->active;	2330	return unless $self->contr->active;
1854	$self->activate_recursive;	2331	$self->activate_recursive;
1855		2332
1856	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1857	$self->enter_map ($map, $x, $y);	2334	$self->enter_map ($map, $x, $y);
1858	}	2335	}
1859		2336
1860	cf::player->attach (	2337	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1861	on_logout => sub {
1862	my ($pl) = @_;
1863		2338
1864	# abort map switching before logout	2339	Moves the player to the given map-path and coordinates by first freezing
1865	if ($pl->ob->{_link_pos}) {	2340	her, loading and preparing them map, calling the provided $check callback
1866	cf::sync_job {	2341	that has to return the map if sucecssful, and then unfreezes the player on
1867	$pl->ob->leave_link	2342	the new (success) or old (failed) map position. In either case, $done will
1868	};	2343	be called at the end of this process.
1869	}
1870	},
1871	on_login => sub {
1872	my ($pl) = @_;
1873		2344
1874	# try to abort aborted map switching on player login :)
1875	# should happen only on crashes
1876	if ($pl->ob->{_link_pos}) {
1877	$pl->ob->enter_link;
1878	(async {
1879	$pl->ob->reply (undef,
1880	"There was an internal problem at your last logout, "
1881	. "the server will try to bring you to your intended destination in a second.",
1882	cf::NDI_RED);
1883	# we need this sleep as the login has a concurrent enter_exit running
1884	# and this sleep increases chances of the player not ending up in scorn
1885	Coro::Timer::sleep 1;
1886	$pl->ob->leave_link;
1887	})->prio (2);
1888	}
1889	},
1890	);
1891
1892	=item $player_object->goto ($path, $x, $y)
1893
1894	=cut	2345	=cut
		2346
		2347	our $GOTOGEN;
1895		2348
1896	sub cf::object::player::goto {	2349	sub cf::object::player::goto {
1897	my ($self, $path, $x, $y) = @_;	2350	my ($self, $path, $x, $y, $check, $done) = @_;
		2351
		2352	# do generation counting so two concurrent goto's will be executed in-order
		2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1898		2354
1899	$self->enter_link;	2355	$self->enter_link;
1900		2356
1901	(async {	2357	(async {
1902	my $map = eval {	2358	my $map = eval {
1903	my $map = cf::map::find $path;	2359	my $map = cf::map::find $path;
		2360
		2361	if ($map) {
1904	$map = $map->customise_for ($self) if $map;	2362	$map = $map->customise_for ($self);
		2363	$map = $check->($map) if $check && $map;
		2364	} else {
		2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
		2366	}
		2367
1905	$map	2368	$map
		2369	};
		2370
		2371	if ($@) {
		2372	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
		2373	LOG llevError | logBacktrace, Carp::longmess $@;
1906	} or	2374	}
1907	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1908		2375
		2376	if ($gen == $self->{_goto_generation}) {
		2377	delete $self->{_goto_generation};
1909	$self->leave_link ($map, $x, $y);	2378	$self->leave_link ($map, $x, $y);
		2379	}
		2380
		2381	$done->() if $done;
1910	})->prio (1);	2382	})->prio (1);
1911	}	2383	}
1912		2384
1913	=item $player_object->enter_exit ($exit_object)	2385	=item $player_object->enter_exit ($exit_object)
1914		2386
…		…
1953		2425
1954	$rmp->{random_seed} ||= $exit->random_seed;	2426	$rmp->{random_seed} ||= $exit->random_seed;
1955		2427
1956	my $data = cf::to_json $rmp;	2428	my $data = cf::to_json $rmp;
1957	my $md5 = Digest::MD5::md5_hex $data;	2429	my $md5 = Digest::MD5::md5_hex $data;
1958	my $meta = "$cf::RANDOM_MAPS/$md5.meta";	2430	my $meta = "$RANDOMDIR/$md5.meta";
1959		2431
1960	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1961	aio_write $fh, 0, (length $data), $data, 0;	2433	aio_write $fh, 0, (length $data), $data, 0;
1962	undef $fh;	2434	undef $fh;
1963	aio_rename "$meta~", $meta;	2435	aio_rename "$meta~", $meta;
…		…
1982	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1983	my $hp = $exit->stats->hp;	2455	my $hp = $exit->stats->hp;
1984	my $sp = $exit->stats->sp;	2456	my $sp = $exit->stats->sp;
1985		2457
1986	$self->enter_link;	2458	$self->enter_link;
		2459
		2460	# if exit is damned, update players death & WoR home-position
		2461	$self->contr->savebed ($slaying, $hp, $sp)
		2462	if $exit->flag (FLAG_DAMNED);
1987		2463
1988	(async {	2464	(async {
1989	$self->deactivate_recursive; # just to be sure	2465	$self->deactivate_recursive; # just to be sure
1990	unless (eval {	2466	unless (eval {
1991	$self->goto ($slaying, $hp, $sp);	2467	$self->goto ($slaying, $hp, $sp);
…		…
2019		2495
2020	utf8::encode $text;	2496	utf8::encode $text;
2021	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2497	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2022	}	2498	}
2023		2499
		2500	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2501
		2502	Send a drawinfo or msg packet to the client, formatting the msg for the
		2503	client if neccessary. C<$type> should be a string identifying the type of
		2504	the message, with C<log> being the default. If C<$color> is negative, suppress
		2505	the message unless the client supports the msg packet.
		2506
		2507	=cut
		2508
		2509	sub cf::client::send_msg {
		2510	my ($self, $channel, $msg, $color, @extra) = @_;
		2511
		2512	$msg = $self->pl->expand_cfpod ($msg);
		2513
		2514	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2515
		2516	if (ref $channel) {
		2517	# send meta info to client, if not yet sent
		2518	unless (exists $self->{channel}{$channel->{id}}) {
		2519	$self->{channel}{$channel->{id}} = $channel;
		2520	$self->ext_msg (channel_info => $channel);
		2521	}
		2522
		2523	$channel = $channel->{id};
		2524	}
		2525
		2526	return unless @extra || length $msg;
		2527
		2528	if ($self->can_msg) {
		2529	# default colour, mask it out
		2530	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2531	if $color & cf::NDI_DEF;
		2532
		2533	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2534	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2535	} else {
		2536	if ($color >= 0) {
		2537	# replace some tags by gcfclient-compatible ones
		2538	for ($msg) {
		2539	1 while
		2540	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2541	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2542	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2543	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2544	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2545	}
		2546
		2547	$color &= cf::NDI_COLOR_MASK;
		2548
		2549	utf8::encode $msg;
		2550
		2551	if (0 && $msg =~ /\[/) {
		2552	# COMMAND/INFO
		2553	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2554	} else {
		2555	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2556	$self->send_packet ("drawinfo $color $msg")
		2557	}
		2558	}
		2559	}
		2560	}
		2561
2024	=item $client->ext_event ($type, %msg)	2562	=item $client->ext_msg ($type, @msg)
2025		2563
2026	Sends an exti event to the client.	2564	Sends an ext event to the client.
2027		2565
2028	=cut	2566	=cut
2029		2567
2030	sub cf::client::ext_event($$%) {	2568	sub cf::client::ext_msg($$@) {
2031	my ($self, $type, %msg) = @_;	2569	my ($self, $type, @msg) = @_;
2032		2570
		2571	if ($self->extcmd == 2) {
		2572	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2573	} elsif ($self->extcmd == 1) { # TODO: remove
2033	$msg{msgtype} = "event_$type";	2574	push @msg, msgtype => "event_$type";
2034	$self->send_packet ("ext " . cf::to_json \%msg);	2575	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2576	}
		2577	}
		2578
		2579	=item $client->ext_reply ($msgid, @msg)
		2580
		2581	Sends an ext reply to the client.
		2582
		2583	=cut
		2584
		2585	sub cf::client::ext_reply($$@) {
		2586	my ($self, $id, @msg) = @_;
		2587
		2588	if ($self->extcmd == 2) {
		2589	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2590	} elsif ($self->extcmd == 1) {
		2591	#TODO: version 1, remove
		2592	unshift @msg, msgtype => "reply", msgid => $id;
		2593	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2594	}
2035	}	2595	}
2036		2596
2037	=item $success = $client->query ($flags, "text", \&cb)	2597	=item $success = $client->query ($flags, "text", \&cb)
2038		2598
2039	Queues a query to the client, calling the given callback with	2599	Queues a query to the client, calling the given callback with
2040	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2600	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2041	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2601	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2042		2602
2043	Queries can fail, so check the return code. Or don't, as queries will become	2603	Queries can fail, so check the return code. Or don't, as queries will
2044	reliable at some point in the future.	2604	become reliable at some point in the future.
2045		2605
2046	=cut	2606	=cut
2047		2607
2048	sub cf::client::query {	2608	sub cf::client::query {
2049	my ($self, $flags, $text, $cb) = @_;	2609	my ($self, $flags, $text, $cb) = @_;
…		…
2057	utf8::encode $text;	2617	utf8::encode $text;
2058	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2618	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2059		2619
2060	$self->send_packet ($self->{query_queue}[0][0])	2620	$self->send_packet ($self->{query_queue}[0][0])
2061	if @{ $self->{query_queue} } == 1;	2621	if @{ $self->{query_queue} } == 1;
		2622
		2623	1
2062	}	2624	}
2063		2625
2064	cf::client->attach (	2626	cf::client->attach (
		2627	on_connect => sub {
		2628	my ($ns) = @_;
		2629
		2630	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2631	},
2065	on_reply => sub {	2632	on_reply => sub {
2066	my ($ns, $msg) = @_;	2633	my ($ns, $msg) = @_;
2067		2634
2068	# this weird shuffling is so that direct followup queries	2635	# this weird shuffling is so that direct followup queries
2069	# get handled first	2636	# get handled first
…		…
2081	} else {	2648	} else {
2082	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2649	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2083	}	2650	}
2084	}	2651	}
2085	},	2652	},
		2653	on_exticmd => sub {
		2654	my ($ns, $buf) = @_;
		2655
		2656	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2657
		2658	if (ref $msg) {
		2659	my ($type, $reply, @payload) =
		2660	"ARRAY" eq ref $msg
		2661	? @$msg
		2662	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2663
		2664	my @reply;
		2665
		2666	if (my $cb = $EXTICMD{$type}) {
		2667	@reply = $cb->($ns, @payload);
		2668	}
		2669
		2670	$ns->ext_reply ($reply, @reply)
		2671	if $reply;
		2672
		2673	} else {
		2674	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2675	}
		2676
		2677	cf::override;
		2678	},
2086	);	2679	);
2087		2680
2088	=item $client->async (\&cb)	2681	=item $client->async (\&cb)
2089		2682
2090	Create a new coroutine, running the specified callback. The coroutine will	2683	Create a new coroutine, running the specified callback. The coroutine will
…		…
2131	our $safe = new Safe "safe";	2724	our $safe = new Safe "safe";
2132	our $safe_hole = new Safe::Hole;	2725	our $safe_hole = new Safe::Hole;
2133		2726
2134	$SIG{FPE} = 'IGNORE';	2727	$SIG{FPE} = 'IGNORE';
2135		2728
2136	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	2729	$safe->permit_only (Opcode::opset qw(
		2730	:base_core :base_mem :base_orig :base_math
		2731	grepstart grepwhile mapstart mapwhile
		2732	sort time
		2733	));
2137		2734
2138	# here we export the classes and methods available to script code	2735	# here we export the classes and methods available to script code
2139		2736
2140	=pod	2737	=pod
2141		2738
2142	The following functions and methods are available within a safe environment:	2739	The following functions and methods are available within a safe environment:
2143		2740
2144	cf::object contr pay_amount pay_player map	2741	cf::object
		2742	contr pay_amount pay_player map x y force_find force_add
		2743	insert remove name archname title slaying race decrease_ob_nr
		2744
2145	cf::object::player player	2745	cf::object::player
2146	cf::player peaceful	2746	player
2147	cf::map trigger	2747
		2748	cf::player
		2749	peaceful
		2750
		2751	cf::map
		2752	trigger
2148		2753
2149	=cut	2754	=cut
2150		2755
2151	for (	2756	for (
2152	["cf::object" => qw(contr pay_amount pay_player map)],	2757	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2758	insert remove inv name archname title slaying race
		2759	decrease_ob_nr)],
2153	["cf::object::player" => qw(player)],	2760	["cf::object::player" => qw(player)],
2154	["cf::player" => qw(peaceful)],	2761	["cf::player" => qw(peaceful)],
2155	["cf::map" => qw(trigger)],	2762	["cf::map" => qw(trigger)],
2156	) {	2763	) {
2157	no strict 'refs';	2764	no strict 'refs';
…		…
2228	=back	2835	=back
2229		2836
2230	=cut	2837	=cut
2231		2838
2232	#############################################################################	2839	#############################################################################
2233
2234	=head2 EXTENSION DATABASE SUPPORT
2235
2236	Crossfire maintains a very simple database for extension use. It can
2237	currently store anything that can be serialised using Storable, which
2238	excludes objects.
2239
2240	The parameter C<$family> should best start with the name of the extension
2241	using it, it should be unique.
2242
2243	=over 4
2244
2245	=item $value = cf::db_get $family => $key
2246
2247	Returns a single value from the database.
2248
2249	=item cf::db_put $family => $key => $value
2250
2251	Stores the given C<$value> in the family.
2252
2253	=cut
2254
2255	our $DB;
2256
2257	sub db_init {
2258	unless ($DB) {
2259	$DB = BDB::db_create $DB_ENV;
2260
2261	cf::sync_job {
2262	eval {
2263	$DB->set_flags (BDB::CHKSUM);
2264
2265	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2266	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2267	cf::cleanup "db_open(db): $!" if $!;
2268	};
2269	cf::cleanup "db_open(db): $@" if $@;
2270	};
2271
2272	my $path = cf::localdir . "/database.pst";
2273	if (stat $path) {
2274	cf::sync_job {
2275	my $pst = Storable::retrieve $path;
2276
2277	cf::db_put (board => data => $pst->{board});
2278	cf::db_put (guildrules => data => $pst->{guildrules});
2279	cf::db_put (rent => balance => $pst->{rent}{balance});
2280	BDB::db_env_txn_checkpoint $DB_ENV;
2281
2282	unlink $path;
2283	};
2284	}
2285	}
2286	}
2287
2288	sub db_get($$) {
2289	my $key = "$_[0]/$_[1]";
2290
2291	cf::sync_job {
2292	BDB::db_get $DB, undef, $key, my $data;
2293
2294	$! ? ()
2295	: Compress::LZF::sthaw $data
2296	}
2297	}
2298
2299	sub db_put($$$) {
2300	BDB::dbreq_pri 4;
2301	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2302	}
2303
2304	#############################################################################
2305	# the server's init and main functions	2840	# the server's init and main functions
2306		2841
2307	sub load_facedata {	2842	sub load_facedata($) {
2308	my $path = sprintf "%s/facedata", cf::datadir;	2843	my ($path) = @_;
		2844
		2845	# HACK to clear player env face cache, we need some signal framework
		2846	# for this (global event?)
		2847	%ext::player_env::MUSIC_FACE_CACHE = ();
		2848
		2849	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2309		2850
2310	warn "loading facedata from $path\n";	2851	warn "loading facedata from $path\n";
2311		2852
2312	my $faces;	2853	my $facedata;
2313	0 < aio_load $path, $faces	2854	0 < aio_load $path, $facedata
2314	or die "$path: $!";	2855	or die "$path: $!";
2315		2856
2316	Coro::cede;
2317	$faces = Storable::thaw $faces;	2857	$facedata = Coro::Storable::thaw $facedata;
2318	Coro::cede;
2319		2858
2320	my $meta = delete $faces->{""};
2321	$meta->{version} == 1	2859	$facedata->{version} == 2
2322	or cf::cleanup "$path: version mismatch, cannot proceed.";	2860	or cf::cleanup "$path: version mismatch, cannot proceed.";
2323		2861
		2862	# patch in the exptable
		2863	$facedata->{resource}{"res/exp_table"} = {
		2864	type => FT_RSRC,
		2865	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		2866	};
		2867	cf::cede_to_tick;
		2868
		2869	{
		2870	my $faces = $facedata->{faceinfo};
		2871
2324	while (my ($face, $info) = each %$faces) {	2872	while (my ($face, $info) = each %$faces) {
2325	my $idx = (cf::face::find $face) || cf::face::alloc $face;	2873	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2326	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	2874	cf::face::set_visibility $idx, $info->{visibility};
		2875	cf::face::set_magicmap $idx, $info->{magicmap};
2327	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	2876	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2328	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	2877	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2329	Coro::cede;
2330	}
2331		2878
		2879	cf::cede_to_tick;
		2880	}
		2881
2332	while (my ($face, $info) = each %$faces) {	2882	while (my ($face, $info) = each %$faces) {
2333	next unless $info->{smooth};	2883	next unless $info->{smooth};
2334	my $idx = cf::face::find $face	2884	my $idx = cf::face::find $face
2335	or next;	2885	or next;
2336	if (my $smooth = cf::face::find $info->{smooth}) {	2886	if (my $smooth = cf::face::find $info->{smooth}) {
2337	cf::face::set_smooth $idx, $smooth;	2887	cf::face::set_smooth $idx, $smooth;
		2888	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2338	} else {	2889	} else {
2339	warn "smooth face '$info->{smooth}' not found for face '$face'";	2890	warn "smooth face '$info->{smooth}' not found for face '$face'";
2340	}	2891	}
2341	Coro::cede;	2892
		2893	cf::cede_to_tick;
		2894	}
		2895	}
		2896
		2897	{
		2898	my $anims = $facedata->{animinfo};
		2899
		2900	while (my ($anim, $info) = each %$anims) {
		2901	cf::anim::set $anim, $info->{frames}, $info->{facings};
		2902	cf::cede_to_tick;
		2903	}
		2904
		2905	cf::anim::invalidate_all; # d'oh
		2906	}
		2907
		2908	{
		2909	# TODO: for gcfclient pleasure, we should give resources
		2910	# that gcfclient doesn't grok a >10000 face index.
		2911	my $res = $facedata->{resource};
		2912
		2913	my $soundconf = delete $res->{"res/sound.conf"};
		2914
		2915	while (my ($name, $info) = each %$res) {
		2916	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		2917	my $data;
		2918
		2919	if ($info->{type} & 1) {
		2920	# prepend meta info
		2921
		2922	my $meta = $enc->encode ({
		2923	name => $name,
		2924	%{ $info->{meta} || {} },
		2925	});
		2926
		2927	$data = pack "(w/a*)*", $meta, $info->{data};
		2928	} else {
		2929	$data = $info->{data};
		2930	}
		2931
		2932	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		2933	cf::face::set_type $idx, $info->{type};
		2934
		2935	cf::cede_to_tick;
		2936	}
		2937
		2938	if ($soundconf) {
		2939	$soundconf = $enc->decode (delete $soundconf->{data});
		2940
		2941	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		2942	my $sound = $soundconf->{compat}[$_]
		2943	or next;
		2944
		2945	my $face = cf::face::find "sound/$sound->[1]";
		2946	cf::sound::set $sound->[0] => $face;
		2947	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		2948	}
		2949
		2950	while (my ($k, $v) = each %{$soundconf->{event}}) {
		2951	my $face = cf::face::find "sound/$v";
		2952	cf::sound::set $k => $face;
		2953	}
		2954	}
2342	}	2955	}
2343		2956
2344	1	2957	1
2345	}	2958	}
2346		2959
		2960	register_exticmd fx_want => sub {
		2961	my ($ns, $want) = @_;
		2962
		2963	while (my ($k, $v) = each %$want) {
		2964	$ns->fx_want ($k, $v);
		2965	}
		2966	};
		2967
		2968	sub reload_regions {
		2969	# HACK to clear player env face cache, we need some signal framework
		2970	# for this (global event?)
		2971	%ext::player_env::MUSIC_FACE_CACHE = ();
		2972
		2973	load_resource_file "$MAPDIR/regions"
		2974	or die "unable to load regions file\n";
		2975
		2976	for (cf::region::list) {
		2977	$_->{match} = qr/$_->{match}/
		2978	if exists $_->{match};
		2979	}
		2980	}
		2981
		2982	sub reload_facedata {
		2983	load_facedata "$DATADIR/facedata"
		2984	or die "unable to load facedata\n";
		2985	}
		2986
		2987	sub reload_archetypes {
		2988	load_resource_file "$DATADIR/archetypes"
		2989	or die "unable to load archetypes\n";
		2990	#d# NEED to laod twice to resolve forward references
		2991	# this really needs to be done in an extra post-pass
		2992	# (which needs to be synchronous, so solve it differently)
		2993	load_resource_file "$DATADIR/archetypes"
		2994	or die "unable to load archetypes\n";
		2995	}
		2996
		2997	sub reload_treasures {
		2998	load_resource_file "$DATADIR/treasures"
		2999	or die "unable to load treasurelists\n";
		3000	}
		3001
2347	sub reload_resources {	3002	sub reload_resources {
2348	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir	3003	warn "reloading resource files...\n";
2349	or die "unable to load regions file\n";#d#	3004
		3005	reload_regions;
2350	load_facedata	3006	reload_facedata;
2351	or die "unable to load facedata\n";#d#	3007	#reload_archetypes;#d#
		3008	reload_archetypes;
		3009	reload_treasures;
		3010
		3011	warn "finished reloading resource files\n";
2352	}	3012	}
2353		3013
2354	sub init {	3014	sub init {
2355	reload_resources;	3015	reload_resources;
2356	}	3016	}
2357		3017
2358	sub cfg_load {	3018	sub reload_config {
2359	open my $fh, "<:utf8", cf::confdir . "/config"	3019	open my $fh, "<:utf8", "$CONFDIR/config"
2360	or return;	3020	or return;
2361		3021
2362	local $/;	3022	local $/;
2363	*CFG = YAML::Syck::Load <$fh>;	3023	*CFG = YAML::Syck::Load <$fh>;
2364		3024
…		…
2383	(async {	3043	(async {
2384	Event::one_event;	3044	Event::one_event;
2385	})->prio (Coro::PRIO_MAX);	3045	})->prio (Coro::PRIO_MAX);
2386	};	3046	};
2387		3047
2388	cfg_load;	3048	reload_config;
2389	db_init;	3049	db_init;
2390	load_extensions;	3050	load_extensions;
2391		3051
2392	$TICK_WATCHER->start;	3052	$TICK_WATCHER->start;
2393	Event::loop;	3053	Event::loop;
…		…
2409	},	3069	},
2410	);	3070	);
2411	}	3071	}
2412	}	3072	}
2413		3073
		3074	sub write_runtime {
		3075	my $runtime = "$LOCALDIR/runtime";
		3076
		3077	# first touch the runtime file to show we are still running:
		3078	# the fsync below can take a very very long time.
		3079
		3080	IO::AIO::aio_utime $runtime, undef, undef;
		3081
		3082	my $guard = cf::lock_acquire "write_runtime";
		3083
		3084	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3085	or return;
		3086
		3087	my $value = $cf::RUNTIME + 90 + 10;
		3088	# 10 is the runtime save interval, for a monotonic clock
		3089	# 60 allows for the watchdog to kill the server.
		3090
		3091	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3092	and return;
		3093
		3094	# always fsync - this file is important
		3095	aio_fsync $fh
		3096	and return;
		3097
		3098	# touch it again to show we are up-to-date
		3099	aio_utime $fh, undef, undef;
		3100
		3101	close $fh
		3102	or return;
		3103
		3104	aio_rename "$runtime~", $runtime
		3105	and return;
		3106
		3107	warn "runtime file written.\n";
		3108
		3109	1
		3110	}
		3111
2414	sub emergency_save() {	3112	sub emergency_save() {
2415	my $freeze_guard = cf::freeze_mainloop;	3113	my $freeze_guard = cf::freeze_mainloop;
2416		3114
2417	warn "enter emergency perl save\n";	3115	warn "enter emergency perl save\n";
2418		3116
…		…
2449		3147
2450	warn Carp::longmess "post_cleanup backtrace"	3148	warn Carp::longmess "post_cleanup backtrace"
2451	if $make_core;	3149	if $make_core;
2452	}	3150	}
2453		3151
2454	sub reload() {	3152	sub do_reload_perl() {
2455	# can/must only be called in main	3153	# can/must only be called in main
2456	if ($Coro::current != $Coro::main) {	3154	if ($Coro::current != $Coro::main) {
2457	warn "can only reload from main coroutine";	3155	warn "can only reload from main coroutine";
2458	return;	3156	return;
2459	}	3157	}
…		…
2493	%EXT_CORO = ();	3191	%EXT_CORO = ();
2494		3192
2495	warn "removing commands";	3193	warn "removing commands";
2496	%COMMAND = ();	3194	%COMMAND = ();
2497		3195
2498	warn "removing ext commands";	3196	warn "removing ext/exti commands";
2499	%EXTCMD = ();	3197	%EXTCMD = ();
		3198	%EXTICMD = ();
2500		3199
2501	warn "unloading/nuking all extensions";	3200	warn "unloading/nuking all extensions";
2502	for my $pkg (@EXTS) {	3201	for my $pkg (@EXTS) {
2503	warn "... unloading $pkg";	3202	warn "... unloading $pkg";
2504		3203
…		…
2534	Symbol::delete_package "safe::$_"	3233	Symbol::delete_package "safe::$_"
2535	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3234	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2536		3235
2537	warn "unloading cf.pm \"a bit\"";	3236	warn "unloading cf.pm \"a bit\"";
2538	delete $INC{"cf.pm"};	3237	delete $INC{"cf.pm"};
		3238	delete $INC{"cf/pod.pm"};
2539		3239
2540	# don't, removes xs symbols, too,	3240	# don't, removes xs symbols, too,
2541	# and global variables created in xs	3241	# and global variables created in xs
2542	#Symbol::delete_package __PACKAGE__;	3242	#Symbol::delete_package __PACKAGE__;
2543		3243
…		…
2546	warn "reloading cf.pm";	3246	warn "reloading cf.pm";
2547	require cf;	3247	require cf;
2548	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3248	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2549		3249
2550	warn "loading config and database again";	3250	warn "loading config and database again";
2551	cf::cfg_load;	3251	cf::reload_config;
2552		3252
2553	warn "loading extensions";	3253	warn "loading extensions";
2554	cf::load_extensions;	3254	cf::load_extensions;
2555		3255
2556	warn "reattaching attachments to objects/players";	3256	warn "reattaching attachments to objects/players";
…		…
2558	warn "reattaching attachments to maps";	3258	warn "reattaching attachments to maps";
2559	reattach $_ for values %MAP;	3259	reattach $_ for values %MAP;
2560	warn "reattaching attachments to players";	3260	warn "reattaching attachments to players";
2561	reattach $_ for values %PLAYER;	3261	reattach $_ for values %PLAYER;
2562		3262
2563	warn "loading reloadable resources";
2564	reload_resources;
2565
2566	warn "leaving sync_job";	3263	warn "leaving sync_job";
2567		3264
2568	1	3265	1
2569	} or do {	3266	} or do {
2570	warn $@;	3267	warn $@;
…		…
2575	warn "reloaded";	3272	warn "reloaded";
2576	};	3273	};
2577		3274
2578	our $RELOAD_WATCHER; # used only during reload	3275	our $RELOAD_WATCHER; # used only during reload
2579		3276
		3277	sub reload_perl() {
		3278	# doing reload synchronously and two reloads happen back-to-back,
		3279	# coro crashes during coro_state_free->destroy here.
		3280
		3281	$RELOAD_WATCHER ||= Event->timer (
		3282	reentrant => 0,
		3283	after => 0,
		3284	data => WF_AUTOCANCEL,
		3285	cb => sub {
		3286	do_reload_perl;
		3287	undef $RELOAD_WATCHER;
		3288	},
		3289	);
		3290	}
		3291
2580	register_command "reload" => sub {	3292	register_command "reload" => sub {
2581	my ($who, $arg) = @_;	3293	my ($who, $arg) = @_;
2582		3294
2583	if ($who->flag (FLAG_WIZ)) {	3295	if ($who->flag (FLAG_WIZ)) {
2584	$who->message ("reloading server.");	3296	$who->message ("reloading server.");
2585		3297	async { reload_perl };
2586	# doing reload synchronously and two reloads happen back-to-back,
2587	# coro crashes during coro_state_free->destroy here.
2588
2589	$RELOAD_WATCHER ||= Event->timer (
2590	reentrant => 0,
2591	after => 0,
2592	data => WF_AUTOCANCEL,
2593	cb => sub {
2594	reload;
2595	undef $RELOAD_WATCHER;
2596	},
2597	);
2598	}	3298	}
2599	};	3299	};
2600		3300
2601	unshift @INC, $LIBDIR;	3301	unshift @INC, $LIBDIR;
2602		3302
2603	my $bug_warning = 0;	3303	my $bug_warning = 0;
2604		3304
		3305	our @WAIT_FOR_TICK;
		3306	our @WAIT_FOR_TICK_BEGIN;
		3307
		3308	sub wait_for_tick {
		3309	return unless $TICK_WATCHER->is_active;
		3310	return if $Coro::current == $Coro::main;
		3311
		3312	my $signal = new Coro::Signal;
		3313	push @WAIT_FOR_TICK, $signal;
		3314	$signal->wait;
		3315	}
		3316
		3317	sub wait_for_tick_begin {
		3318	return unless $TICK_WATCHER->is_active;
		3319	return if $Coro::current == $Coro::main;
		3320
		3321	my $signal = new Coro::Signal;
		3322	push @WAIT_FOR_TICK_BEGIN, $signal;
		3323	$signal->wait;
		3324	}
		3325
		3326	my $min = 1e6;#d#
		3327	my $avg = 10;
2605	$TICK_WATCHER = Event->timer (	3328	$TICK_WATCHER = Event->timer (
2606	reentrant => 0,	3329	reentrant => 0,
2607	parked => 1,	3330	parked => 1,
2608	prio => 0,	3331	prio => 0,
2609	at => $NEXT_TICK || $TICK,	3332	at => $NEXT_TICK || $TICK,
…		…
2613	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3336	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2614	unless ++$bug_warning > 10;	3337	unless ++$bug_warning > 10;
2615	return;	3338	return;
2616	}	3339	}
2617		3340
2618	$NOW = Event::time;	3341	$NOW = $tick_start = Event::time;
2619		3342
2620	cf::server_tick; # one server iteration	3343	cf::server_tick; # one server iteration
		3344
		3345	0 && sync_job {#d#
		3346	for(1..10) {
		3347	my $t = Event::time;
		3348	my $map = my $map = new_from_path cf::map "/tmp/x.map"
		3349	or die;
		3350
		3351	$map->width (50);
		3352	$map->height (50);
		3353	$map->alloc;
		3354	$map->_load_objects ("/tmp/x.map", 1);
		3355	my $t = Event::time - $t;
		3356
		3357	#next unless $t < 0.0013;#d#
		3358	if ($t < $min) {
		3359	$min = $t;
		3360	}
		3361	$avg = $avg * 0.99 + $t * 0.01;
		3362	}
		3363	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
		3364	exit 0;
		3365	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
		3366	};
		3367
2621	$RUNTIME += $TICK;	3368	$RUNTIME += $TICK;
2622	$NEXT_TICK += $TICK;	3369	$NEXT_TICK += $TICK;
2623		3370
2624	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3371	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2625	$NEXT_RUNTIME_WRITE = $NOW + 10;	3372	$NEXT_RUNTIME_WRITE = $NOW + 10;
…		…
2627	write_runtime	3374	write_runtime
2628	or warn "ERROR: unable to write runtime file: $!";	3375	or warn "ERROR: unable to write runtime file: $!";
2629	};	3376	};
2630	}	3377	}
2631		3378
2632	$WAIT_FOR_TICK->broadcast;
2633	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2634
2635	# my $AFTER = Event::time;	3379	# my $AFTER = Event::time;
2636	# warn $AFTER - $NOW;#d#	3380	# warn $AFTER - $NOW;#d#
2637		3381
		3382	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
		3383	$sig->send;
		3384	}
		3385	while (my $sig = shift @WAIT_FOR_TICK) {
		3386	$sig->send;
		3387	}
		3388
		3389	$NOW = Event::time;
		3390
2638	# if we are delayed by four ticks or more, skip them all	3391	# if we are delayed by four ticks or more, skip them all
2639	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	3392	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2640		3393
2641	$TICK_WATCHER->at ($NEXT_TICK);	3394	$TICK_WATCHER->at ($NEXT_TICK);
2642	$TICK_WATCHER->start;	3395	$TICK_WATCHER->start;
		3396
		3397	$LOAD = ($NOW - $tick_start) / $TICK;
		3398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
		3399
		3400	_post_tick;
		3401
		3402
2643	},	3403	},
2644	);	3404	);
2645		3405
2646	{	3406	{
2647	BDB::max_poll_time $TICK * 0.1;	3407	BDB::max_poll_time $TICK * 0.1;
…		…
2675		3435
2676	cf::sync_job {	3436	cf::sync_job {
2677	eval {	3437	eval {
2678	BDB::db_env_open	3438	BDB::db_env_open
2679	$DB_ENV,	3439	$DB_ENV,
2680	$BDB_ENV_DIR,	3440	$BDBDIR,
2681	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3441	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2682	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3442	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2683	0666;	3443	0666;
2684		3444
2685	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;	3445	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2686		3446
2687	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);	3447	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2688	$DB_ENV->set_lk_detect;	3448	$DB_ENV->set_lk_detect;
2689	};	3449	};
2690		3450
…		…
2706	prio => 6,	3466	prio => 6,
2707	cb => \&IO::AIO::poll_cb,	3467	cb => \&IO::AIO::poll_cb,
2708	);	3468	);
2709	}	3469	}
2710		3470
		3471	my $_log_backtrace;
		3472
		3473	sub _log_backtrace {
		3474	my ($msg, @addr) = @_;
		3475
		3476	$msg =~ s/\n//;
		3477
		3478	# limit the # of concurrent backtraces
		3479	if ($_log_backtrace < 2) {
		3480	++$_log_backtrace;
		3481	async {
		3482	my @bt = fork_call {
		3483	@addr = map { sprintf "%x", $_ } @addr;
		3484	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
		3485	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
		3486	or die "addr2line: $!";
		3487
		3488	my @funcs;
		3489	my @res = <$fh>;
		3490	chomp for @res;
		3491	while (@res) {
		3492	my ($func, $line) = splice @res, 0, 2, ();
		3493	push @funcs, "[$func] $line";
		3494	}
		3495
		3496	@funcs
		3497	};
		3498
		3499	LOG llevInfo, "[ABT] $msg\n";
		3500	LOG llevInfo, "[ABT] $_\n" for @bt;
		3501	--$_log_backtrace;
		3502	};
		3503	} else {
		3504	LOG llevInfo, "[ABT] $msg\n";
		3505	LOG llevInfo, "[ABT] [suppressed]\n";
		3506	}
		3507	}
		3508
		3509	# load additional modules
		3510	use cf::pod;
		3511
2711	END { cf::emergency_save }	3512	END { cf::emergency_save }
2712		3513
2713	1	3514	1
2714		3515

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines