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 1.239 by root, Mon Apr 16 06:23:42 2007 UTC vs.
Revision 1.443 by root, Sun Aug 31 10:05:26 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Storable;	30	use Socket;
9	use Event;	31	use EV;
10	use Opcode;	32	use Opcode;
11	use Safe;	33	use Safe;
12	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
13		36
14	use Coro 3.52 ();	37	use Coro ();
15	use Coro::State;	38	use Coro::State;
		39	use Coro::Handle;
		40	use Coro::EV;
16	use Coro::Event;	41	use Coro::AnyEvent;
17	use Coro::Timer;	42	use Coro::Timer;
18	use Coro::Signal;	43	use Coro::Signal;
19	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
20	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
21	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
22		50
		51	use JSON::XS 2.01 ();
23	use BDB ();	52	use BDB ();
24	use Data::Dumper;	53	use Data::Dumper;
25	use Digest::MD5;	54	use Digest::MD5;
26	use Fcntl;	55	use Fcntl;
27	use YAML::Syck ();	56	use YAML ();
28	use IO::AIO 2.32 ();	57	use IO::AIO ();
29	use Time::HiRes;	58	use Time::HiRes;
30	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
31		63
32	# configure various modules to our taste	64	# configure various modules to our taste
33	#	65	#
34	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
35	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
36	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
37		69
38	$Event::Eval = 1; # no idea why this is required, but it is
39
40	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
41	$YAML::Syck::ImplicitUnicode = 1;
42
43	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
44		71
45	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
46		73
47	our %COMMAND = ();	74	our %COMMAND = ();
48	our %COMMAND_TIME = ();	75	our %COMMAND_TIME = ();
49		76
50	our @EXTS = (); # list of extension package names	77	our @EXTS = (); # list of extension package names
51	our %EXTCMD = ();	78	our %EXTCMD = ();
		79	our %EXTICMD = ();
52	our %EXT_CORO = (); # coroutines bound to extensions	80	our %EXT_CORO = (); # coroutines bound to extensions
53	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
54		82
55	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
56	our @EVENT;	84	our @EVENT;
57	our $LIBDIR = datadir . "/ext";
58		85
59	our $TICK = MAX_TIME * 1e-6;	86	our $CONFDIR = confdir;
60	our $TICK_WATCHER;	87	our $DATADIR = datadir;
61	our $AIO_POLL_WATCHER;	88	our $LIBDIR = "$DATADIR/ext";
		89	our $PODDIR = "$DATADIR/pod";
		90	our $MAPDIR = "$DATADIR/" . mapdir;
		91	our $LOCALDIR = localdir;
		92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
		93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
		94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
		95	our $RANDOMDIR = "$LOCALDIR/random";
		96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
		98
		99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
62	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
63	our $NEXT_TICK;	101	our $NEXT_TICK;
64	our $NOW;
65	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
66		103
		104	our $BDB_DEADLOCK_WATCHER;
		105	our $BDB_CHECKPOINT_WATCHER;
67	our $BDB_POLL_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
68	our $DB_ENV;	107	our $DB_ENV;
69		108
70	our %CFG;	109	our %CFG;
71		110
72	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
73	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
74		114
75	our %PLAYER; # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
76	our %MAP; # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
77	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
78	our $RANDOM_MAPS = cf::localdir . "/random";
79	our $BDB_ENV_DIR = cf::localdir . "/db";
80		118
81	# used to convert map paths into valid unix filenames by replacing / by ∕	119	# used to convert map paths into valid unix filenames by replacing / by ∕
82	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
83		121
		122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
		123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
		125	our $TICK_START; # for load detecting purposes
		126
84	binmode STDOUT;	127	binmode STDOUT;
85	binmode STDERR;	128	binmode STDERR;
86		129
87	# read virtual server time, if available	130	# read virtual server time, if available
88	unless ($RUNTIME || !-e cf::localdir . "/runtime") {	131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {
89	open my $fh, "<", cf::localdir . "/runtime"	132	open my $fh, "<", "$LOCALDIR/runtime"
90	or die "unable to read runtime file: $!";	133	or die "unable to read runtime file: $!";
91	$RUNTIME = <$fh> + 0.;	134	$RUNTIME = <$fh> + 0.;
92	}	135	}
93		136
94	mkdir cf::localdir;	137	mkdir $_
95	mkdir cf::localdir . "/" . cf::playerdir;	138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
96	mkdir cf::localdir . "/" . cf::tmpdir;
97	mkdir cf::localdir . "/" . cf::uniquedir;
98	mkdir $RANDOM_MAPS;
99	mkdir $BDB_ENV_DIR;
100		139
101	our $EMERGENCY_POSITION;	140	our $EMERGENCY_POSITION;
102		141
103	sub cf::map::normalise;	142	sub cf::map::normalise;
104		143
…		…
115	=item $cf::RUNTIME	154	=item $cf::RUNTIME
116		155
117	The time this server has run, starts at 0 and is increased by $cf::TICK on	156	The time this server has run, starts at 0 and is increased by $cf::TICK on
118	every server tick.	157	every server tick.
119		158
120	=item $cf::LIBDIR	159	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
		160	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
		161	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
121		162
122	The perl library directory, where extensions and cf-specific modules can	163	Various directories - "/etc", read-only install directory, perl-library
123	be found. It will be added to C<@INC> automatically.	164	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
		165	unique-items directory, player file directory, random maps directory and
		166	database environment.
124		167
125	=item $cf::NOW	168	=item $cf::NOW
126		169
127	The time of the last (current) server tick.	170	The time of the last (current) server tick.
128		171
129	=item $cf::TICK	172	=item $cf::TICK
130		173
131	The interval between server ticks, in seconds.	174	The interval between server ticks, in seconds.
132		175
		176	=item $cf::LOADAVG
		177
		178	The current CPU load on the server (alpha-smoothed), as a value between 0
		179	(none) and 1 (overloaded), indicating how much time is spent on processing
		180	objects per tick. Healthy values are < 0.5.
		181
		182	=item $cf::LOAD
		183
		184	The raw value load value from the last tick.
		185
133	=item %cf::CFG	186	=item %cf::CFG
134		187
135	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
136	from wherever your confdir points to.	189	from wherever your confdir points to.
137		190
138	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
139		192
140	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
141	returns directly I<after> the tick processing (and consequently, can only wake one process	194	returns directly I<after> the tick processing (and consequently, can only wake one process
142	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
143		196
		197	=item @cf::INVOKE_RESULTS
		198
		199	This array contains the results of the last C<invoke ()> call. When
		200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		201	that call.
		202
144	=back	203	=back
145		204
146	=cut	205	=cut
147		206
148	BEGIN {	207	BEGIN {
149	*CORE::GLOBAL::warn = sub {	208	*CORE::GLOBAL::warn = sub {
150	my $msg = join "", @_;	209	my $msg = join "", @_;
151	utf8::encode $msg;
152		210
153	$msg .= "\n"	211	$msg .= "\n"
154	unless $msg =~ /\n$/;	212	unless $msg =~ /\n$/;
155		213
		214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
		215
156	LOG llevError, $msg;	216	LOG llevError, $msg;
157	};	217	};
158	}	218	}
		219
		220	$Coro::State::DIEHOOK = sub {
		221	return unless $^S eq 0; # "eq", not "=="
		222
		223	if ($Coro::current == $Coro::main) {#d#
		224	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		225	return;#d#
		226	}#d#
		227
		228	# kill coroutine otherwise
		229	warn Carp::longmess $_[0];
		230	Coro::terminate
		231	};
		232
		233	$SIG{__DIE__} = sub { }; #d#?
159		234
160	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
161	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
162	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
163	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
164	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';	239	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
		240	@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
165	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	241	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
166		242
167	# we bless all objects into (empty) derived classes to force a method lookup	243	# we bless all objects into (empty) derived classes to force a method lookup
168	# within the Safe compartment.	244	# within the Safe compartment.
169	for my $pkg (qw(	245	for my $pkg (qw(
170	cf::global cf::attachable	246	cf::global cf::attachable
171	cf::object cf::object::player	247	cf::object cf::object::player
172	cf::client cf::player	248	cf::client cf::player
173	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
174	cf::map cf::party cf::region	251	cf::party cf::region
175	)) {	252	)) {
176	no strict 'refs';
177	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
178	}	254	}
179		255
180	$Event::DIED = sub {	256	$EV::DIED = sub {
181	warn "error in event callback: @_";	257	warn "error in event callback: @_";
182	};	258	};
		259
		260	#############################################################################
183		261
184	=head2 UTILITY FUNCTIONS	262	=head2 UTILITY FUNCTIONS
185		263
186	=over 4	264	=over 4
187		265
…		…
206	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
207	$d	285	$d
208	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
209	}	287	}
210		288
211	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
212
213	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
214		290
215	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
216		292
217	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
218		294
219	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
		296
		297	=cut
		298
		299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		300
		301	sub encode_json($) { $json_coder->encode ($_[0]) }
		302	sub decode_json($) { $json_coder->decode ($_[0]) }
220		303
221	=item cf::lock_wait $string	304	=item cf::lock_wait $string
222		305
223	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
224		307
…		…
227	Wait until the given lock is available and then acquires it and returns	310	Wait until the given lock is available and then acquires it and returns
228	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
229	for example when the coroutine gets canceled), the lock is automatically	312	for example when the coroutine gets canceled), the lock is automatically
230	returned.	313	returned.
231		314
		315	Locks are *not* recursive, locking from the same coro twice results in a
		316	deadlocked coro.
		317
232	Lock names should begin with a unique identifier (for example, cf::map::find	318	Lock names should begin with a unique identifier (for example, cf::map::find
233	uses map_find and cf::map::load uses map_load).	319	uses map_find and cf::map::load uses map_load).
234		320
		321	=item $locked = cf::lock_active $string
		322
		323	Return true if the lock is currently active, i.e. somebody has locked it.
		324
235	=cut	325	=cut
236		326
237	our %LOCK;	327	our %LOCK;
		328	our %LOCKER;#d#
238		329
239	sub lock_wait($) {	330	sub lock_wait($) {
240	my ($key) = @_;	331	my ($key) = @_;
		332
		333	if ($LOCKER{$key} == $Coro::current) {#d#
		334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		335	return;#d#
		336	}#d#
241		337
242	# wait for lock, if any	338	# wait for lock, if any
243	while ($LOCK{$key}) {	339	while ($LOCK{$key}) {
244	push @{ $LOCK{$key} }, $Coro::current;	340	push @{ $LOCK{$key} }, $Coro::current;
245	Coro::schedule;	341	Coro::schedule;
…		…
251		347
252	# wait, to be sure we are not locked	348	# wait, to be sure we are not locked
253	lock_wait $key;	349	lock_wait $key;
254		350
255	$LOCK{$key} = [];	351	$LOCK{$key} = [];
		352	$LOCKER{$key} = $Coro::current;#d#
256		353
257	Coro::guard {	354	Coro::guard {
		355	delete $LOCKER{$key};#d#
258	# wake up all waiters, to be on the safe side	356	# wake up all waiters, to be on the safe side
259	$_->ready for @{ delete $LOCK{$key} };	357	$_->ready for @{ delete $LOCK{$key} };
260	}	358	}
261	}	359	}
262		360
		361	sub lock_active($) {
		362	my ($key) = @_;
		363
		364	! ! $LOCK{$key}
		365	}
		366
263	sub freeze_mainloop {	367	sub freeze_mainloop {
264	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
265		369
266	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
267	$TICK_WATCHER->start;	371	}
		372
		373	=item cf::periodic $interval, $cb
		374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
		386	}
		387
		388	=item cf::get_slot $time[, $priority[, $name]]
		389
		390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		391	This call blocks and returns only when you have at least C<$time> seconds
		392	of cpu time till the next tick. The slot is only valid till the next cede.
		393
		394	The optional C<$name> can be used to identify the job to run. It might be
		395	used for statistical purposes and should identify the same time-class.
		396
		397	Useful for short background jobs.
		398
		399	=cut
		400
		401	our @SLOT_QUEUE;
		402	our $SLOT_QUEUE;
		403
		404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
		408	my $signal = new Coro::Signal;
		409
		410	while () {
		411	next_job:
		412	my $avail = cf::till_tick;
		413	if ($avail > 0.01) {
		414	for (0 .. $#SLOT_QUEUE) {
		415	if ($SLOT_QUEUE[$_][0] < $avail) {
		416	my $job = splice @SLOT_QUEUE, $_, 1, ();
		417	$job->[2]->send;
		418	Coro::cede;
		419	goto next_job;
		420	}
		421	}
		422	}
		423
		424	if (@SLOT_QUEUE) {
		425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		426	push @cf::WAIT_FOR_TICK, $signal;
		427	$signal->wait;
		428	} else {
		429	Coro::schedule;
		430	}
268	};	431	}
269	$TICK_WATCHER->stop;	432	};
270	$guard	433
		434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
		437	my ($time, $pri, $name) = @_;
		438
		439	$time = $TICK * .6 if $time > $TICK * .6;
		440	my $sig = new Coro::Signal;
		441
		442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		444	$SLOT_QUEUE->ready;
		445	$sig->wait;
271	}	446	}
272		447
273	=item cf::async { BLOCK }	448	=item cf::async { BLOCK }
274		449
275	Currently the same as Coro::async_pool, meaning you cannot use	450	Currently the same as Coro::async_pool, meaning you cannot use
…		…
280		455
281	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
282		457
283	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
284		459
285	The design of crossfire+ requires that the main coro ($Coro::main) is	460	The design of Deliantra requires that the main coroutine ($Coro::main)
286	always able to handle events or runnable, as crossfire+ is only partly	461	is always able to handle events or runnable, as Deliantra is only
287	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		463	acceptable.
288		464
289	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
290	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
291	server will be frozen during this time, so the block should either finish	467	server will be frozen during this time, so the block should either finish
292	fast or be very important.	468	fast or be very important.
…		…
295		471
296	sub sync_job(&) {	472	sub sync_job(&) {
297	my ($job) = @_;	473	my ($job) = @_;
298		474
299	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
		476	my $time = EV::time;
		477
300	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
301	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
302		480
303	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
304	# (but this is cancel-safe)	482
305	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
306		484
307	my $busy = 1;	485	my $busy = 1;
308	my @res;	486	my @res;
309		487
310	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
311	@res = eval { $job->() };	490	@res = eval { $job->() };
312	warn $@ if $@;	491	warn $@ if $@;
313	undef $busy;	492	undef $busy;
314	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
315		494
316	while ($busy) {	495	while ($busy) {
317	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
318	}	500	}
		501	}
		502
		503	my $time = EV::time - $time;
		504
		505	$TICK_START += $time; # do not account sync jobs to server load
319		506
320	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
321	} else {	508	} else {
322	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
323		510
…		…
343	$EXT_CORO{$coro+0} = $coro;	530	$EXT_CORO{$coro+0} = $coro;
344		531
345	$coro	532	$coro
346	}	533	}
347		534
348	sub write_runtime {	535	=item fork_call { }, $args
349	my $guard = cf::lock_acquire "write_runtime";
350		536
351	my $runtime = cf::localdir . "/runtime";	537	Executes the given code block with the given arguments in a seperate
		538	process, returning the results. Everything must be serialisable with
		539	Coro::Storable. May, of course, block. Note that the executed sub may
		540	never block itself or use any form of event handling.
352		541
353	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	542	=cut
354	or return;
355		543
356	my $value = $cf::RUNTIME + 90 + 10;	544	sub fork_call(&@) {
357	# 10 is the runtime save interval, for a monotonic clock	545	my ($cb, @args) = @_;
358	# 60 allows for the watchdog to kill the server.
359		546
360	(aio_write $fh, 0, (length $value), $value, 0) <= 0	547	# we seemingly have to make a local copy of the whole thing,
361	and return;	548	# otherwise perl prematurely frees the stuff :/
		549	# TODO: investigate and fix (likely this will be rather laborious)
362		550
363	# always fsync - this file is important	551	my @res = Coro::Util::fork_eval {
364	aio_fsync $fh	552	reset_signals;
365	and return;	553	&$cb
		554	}, @args;
366		555
367	close $fh	556	wantarray ? @res : $res[-1]
368	or return;	557	}
369		558
370	aio_rename "$runtime~", $runtime	559	=item $coin = coin_from_name $name
371	and return;
372		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
		586	=item $value = cf::db_get $family => $key
		587
		588	Returns a single value from the environment database.
		589
		590	=item cf::db_put $family => $key => $value
		591
		592	Stores the given C<$value> in the family. It can currently store binary
		593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
		600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
		618
		619	our $DB;
		620
		621	sub db_init {
		622	cf::sync_job {
		623	$DB ||= db_table "db";
		624	};
		625	}
		626
		627	sub db_get($$) {
		628	my $key = "$_[0]/$_[1]";
		629
		630	cf::sync_job {
		631	BDB::db_get $DB, undef, $key, my $data;
		632
		633	$! ? ()
		634	: $data
373	1	635	}
		636	}
		637
		638	sub db_put($$$) {
		639	BDB::dbreq_pri 4;
		640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		641	}
		642
		643	=item cf::cache $id => [$paths...], $processversion => $process
		644
		645	Generic caching function that returns the value of the resource $id,
		646	caching and regenerating as required.
		647
		648	This function can block.
		649
		650	=cut
		651
		652	sub cache {
		653	my ($id, $src, $processversion, $process) = @_;
		654
		655	my $meta =
		656	join "\x00",
		657	$processversion,
		658	map {
		659	aio_stat $_
		660	and Carp::croak "$_: $!";
		661
		662	($_, (stat _)[7,9])
		663	} @$src;
		664
		665	my $dbmeta = db_get cache => "$id/meta";
		666	if ($dbmeta ne $meta) {
		667	# changed, we may need to process
		668
		669	my @data;
		670	my $md5;
		671
		672	for (0 .. $#$src) {
		673	0 <= aio_load $src->[$_], $data[$_]
		674	or Carp::croak "$src->[$_]: $!";
		675	}
		676
		677	# if processing is expensive, check
		678	# checksum first
		679	if (1) {
		680	$md5 =
		681	join "\x00",
		682	$processversion,
		683	map {
		684	cf::cede_to_tick;
		685	($src->[$_], Digest::MD5::md5_hex $data[$_])
		686	} 0.. $#$src;
		687
		688
		689	my $dbmd5 = db_get cache => "$id/md5";
		690	if ($dbmd5 eq $md5) {
		691	db_put cache => "$id/meta", $meta;
		692
		693	return db_get cache => "$id/data";
		694	}
		695	}
		696
		697	my $t1 = Time::HiRes::time;
		698	my $data = $process->(\@data);
		699	my $t2 = Time::HiRes::time;
		700
		701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		702
		703	db_put cache => "$id/data", $data;
		704	db_put cache => "$id/md5" , $md5;
		705	db_put cache => "$id/meta", $meta;
		706
		707	return $data;
		708	}
		709
		710	db_get cache => "$id/data"
374	}	711	}
375		712
376	=item cf::datalog type => key => value, ...	713	=item cf::datalog type => key => value, ...
377		714
378	Log a datalog packet of the given type with the given key-value pairs.	715	Log a datalog packet of the given type with the given key-value pairs.
…		…
396	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
397	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
398		735
399	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
400	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
401	crossfire+).	738	Deliantra).
402		739
403	=over 4	740	=over 4
404		741
405	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
406		743
…		…
569	$registry = $CB_TYPE[$object_type] ||= [];	906	$registry = $CB_TYPE[$object_type] ||= [];
570		907
571	} elsif ($type eq "subtype") {	908	} elsif ($type eq "subtype") {
572	defined $object_type or Carp::croak "subtype specified without type";	909	defined $object_type or Carp::croak "subtype specified without type";
573	my $object_subtype = shift @arg;	910	my $object_subtype = shift @arg;
574	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= [];	911	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
575		912
576	} elsif ($type eq "package") {	913	} elsif ($type eq "package") {
577	my $pkg = shift @arg;	914	my $pkg = shift @arg;
578		915
579	while (my ($name, $id) = each %cb_id) {	916	while (my ($name, $id) = each %cb_id) {
…		…
608	_attach $registry, $klass, @attach;	945	_attach $registry, $klass, @attach;
609	}	946	}
610		947
611	$obj->{$name} = \%arg;	948	$obj->{$name} = \%arg;
612	} else {	949	} else {
613	warn "object uses attachment '$name' that is not available, postponing.\n";	950	warn "object uses attachment '$name' which is not available, postponing.\n";
614	}	951	}
615		952
616	$obj->{_attachment}{$name} = undef;	953	$obj->{_attachment}{$name} = undef;
617	}	954	}
618		955
…		…
620	if (ref $_[0]) {	957	if (ref $_[0]) {
621	_object_attach @_;	958	_object_attach @_;
622	} else {	959	} else {
623	_attach shift->_attach_registry, @_;	960	_attach shift->_attach_registry, @_;
624	}	961	}
		962	_recalc_want;
625	};	963	};
626		964
627	# all those should be optimised	965	# all those should be optimised
628	sub cf::attachable::detach {	966	sub cf::attachable::detach {
629	my ($obj, $name) = @_;	967	my ($obj, $name) = @_;
…		…
632	delete $obj->{_attachment}{$name};	970	delete $obj->{_attachment}{$name};
633	reattach ($obj);	971	reattach ($obj);
634	} else {	972	} else {
635	Carp::croak "cannot, currently, detach class attachments";	973	Carp::croak "cannot, currently, detach class attachments";
636	}	974	}
		975	_recalc_want;
637	};	976	};
638		977
639	sub cf::attachable::attached {	978	sub cf::attachable::attached {
640	my ($obj, $name) = @_;	979	my ($obj, $name) = @_;
641		980
…		…
656	";	995	";
657	die if $@;	996	die if $@;
658	}	997	}
659		998
660	our $override;	999	our $override;
661	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1000	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
662		1001
663	sub override {	1002	sub override {
664	$override = 1;	1003	$override = 1;
665	@invoke_results = ();	1004	@INVOKE_RESULTS = (@_);
666	}	1005	}
667		1006
668	sub do_invoke {	1007	sub do_invoke {
669	my $event = shift;	1008	my $event = shift;
670	my $callbacks = shift;	1009	my $callbacks = shift;
671		1010
672	@invoke_results = ();	1011	@INVOKE_RESULTS = ();
673		1012
674	local $override;	1013	local $override;
675		1014
676	for (@$callbacks) {	1015	for (@$callbacks) {
677	eval { &{$_->[1]} };	1016	eval { &{$_->[1]} };
…		…
686	}	1025	}
687		1026
688	0	1027	0
689	}	1028	}
690		1029
691	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
692		1031
693	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
694		1033
695	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
696		1035
697	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1036	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
698	removed in future versions), and there is no public API to access override	1037	removed in future versions), and there is no public API to access override
699	results (if you must, access C<@cf::invoke_results> directly).	1038	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
700		1039
701	=back	1040	=back
702		1041
703	=cut	1042	=cut
704		1043
705	#############################################################################	1044	#############################################################################
706	# object support	1045	# object support
		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
		1080	sub _can_merge {
		1081	my ($ob1, $ob2) = @_;
		1082
		1083	++$SLOW_MERGES;#d#
		1084
		1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
		1087	}
707		1088
708	sub reattach {	1089	sub reattach {
709	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
710	my ($obj) = @_;	1091	my ($obj) = @_;
711		1092
		1093	# no longer needed after getting rid of delete_package?
712	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
713		1095
714	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
715		1097
716	@$registry = ();	1098	@$registry = ();
717		1099
…		…
732	cf::attachable->attach (	1114	cf::attachable->attach (
733	prio => -1000000,	1115	prio => -1000000,
734	on_instantiate => sub {	1116	on_instantiate => sub {
735	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
736		1118
737	$data = from_json $data;	1119	$data = decode_json $data;
738		1120
739	for (@$data) {	1121	for (@$data) {
740	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
741		1123
742	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
758	sub object_freezer_save {	1140	sub object_freezer_save {
759	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
760		1142
761	sync_job {	1143	sync_job {
762	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
763	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
764	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
765		1148
766	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
767	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
768	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
769	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
770	close $fh;	1153	aio_close $fh;
771		1154
772	if (@$objs) {	1155	if (@$objs) {
773	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
774	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
775	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
776	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
777	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
778	close $fh;	1161	aio_close $fh;
779	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
780	}	1163	}
781	} else {	1164	} else {
782	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
783	}	1166	}
…		…
788	}	1171	}
789	} else {	1172	} else {
790	aio_unlink $filename;	1173	aio_unlink $filename;
791	aio_unlink "$filename.pst";	1174	aio_unlink "$filename.pst";
792	}	1175	}
793	}	1176	};
794	}	1177	}
795		1178
796	sub object_freezer_as_string {	1179	sub object_freezer_as_string {
797	my ($rdata, $objs) = @_;	1180	my ($rdata, $objs) = @_;
798		1181
…		…
810	or return;	1193	or return;
811		1194
812	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
813	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
814	or return;	1197	or return;
		1198
815	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
816	}	1201	}
817		1202
		1203	utf8::decode (my $decname = $filename);
818	warn sprintf "loading %s (%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
819	$filename, length $data, scalar @{$av || []};#d#	1205	$decname, length $data, scalar @{$av || []};
		1206
820	return ($data, $av);	1207	($data, $av)
821	}	1208	}
		1209
		1210	=head2 COMMAND CALLBACKS
		1211
		1212	=over 4
		1213
		1214	=cut
822		1215
823	#############################################################################	1216	#############################################################################
824	# command handling &c	1217	# command handling &c
825		1218
826	=item cf::register_command $name => \&callback($ob,$args);	1219	=item cf::register_command $name => \&callback($ob,$args);
…		…
839	push @{ $COMMAND{$name} }, [$caller, $cb];	1232	push @{ $COMMAND{$name} }, [$caller, $cb];
840	}	1233	}
841		1234
842	=item cf::register_extcmd $name => \&callback($pl,$packet);	1235	=item cf::register_extcmd $name => \&callback($pl,$packet);
843		1236
844	Register a callbackf ro execution when the client sends an extcmd packet.	1237	Register a callback for execution when the client sends an (synchronous)
		1238	extcmd packet. Ext commands will be processed in the order they are
		1239	received by the server, like other user commands. The first argument is
		1240	the logged-in player. Ext commands can only be processed after a player
		1241	has logged in successfully.
845		1242
846	If the callback returns something, it is sent back as if reply was being	1243	If the callback returns something, it is sent back as if reply was being
847	called.	1244	called.
848		1245
		1246	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1247
		1248	Register a callback for execution when the client sends an (asynchronous)
		1249	exticmd packet. Exti commands are processed by the server as soon as they
		1250	are received, i.e. out of order w.r.t. other commands. The first argument
		1251	is a client socket. Exti commands can be received anytime, even before
		1252	log-in.
		1253
		1254	If the callback returns something, it is sent back as if reply was being
		1255	called.
		1256
849	=cut	1257	=cut
850		1258
851	sub register_extcmd {	1259	sub register_extcmd {
852	my ($name, $cb) = @_;	1260	my ($name, $cb) = @_;
853		1261
854	$EXTCMD{$name} = $cb;	1262	$EXTCMD{$name} = $cb;
		1263	}
		1264
		1265	sub register_exticmd {
		1266	my ($name, $cb) = @_;
		1267
		1268	$EXTICMD{$name} = $cb;
855	}	1269	}
856		1270
857	cf::player->attach (	1271	cf::player->attach (
858	on_command => sub {	1272	on_command => sub {
859	my ($pl, $name, $params) = @_;	1273	my ($pl, $name, $params) = @_;
…		…
868	cf::override;	1282	cf::override;
869	},	1283	},
870	on_extcmd => sub {	1284	on_extcmd => sub {
871	my ($pl, $buf) = @_;	1285	my ($pl, $buf) = @_;
872		1286
873	my $msg = eval { from_json $buf };	1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
874		1288
875	if (ref $msg) {	1289	if (ref $msg) {
		1290	my ($type, $reply, @payload) =
		1291	"ARRAY" eq ref $msg
		1292	? @$msg
		1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1294
		1295	my @reply;
		1296
876	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1297	if (my $cb = $EXTCMD{$type}) {
877	if (my %reply = $cb->($pl, $msg)) {	1298	@reply = $cb->($pl, @payload);
878	$pl->ext_reply ($msg->{msgid}, %reply);
879	}
880	}	1299	}
		1300
		1301	$pl->ext_reply ($reply, @reply)
		1302	if $reply;
		1303
881	} else {	1304	} else {
882	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
883	}	1306	}
884		1307
885	cf::override;	1308	cf::override;
886	},	1309	},
887	);	1310	);
888		1311
889	sub load_extension {
890	my ($path) = @_;
891
892	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
893	my $base = $1;
894	my $pkg = $1;
895	$pkg =~ s/[^[:word:]]/_/g;
896	$pkg = "ext::$pkg";
897
898	warn "... loading '$path' into '$pkg'\n";
899
900	open my $fh, "<:utf8", $path
901	or die "$path: $!";
902
903	my $source =
904	"package $pkg; use strict; use utf8;\n"
905	. "#line 1 \"$path\"\n{\n"
906	. (do { local $/; <$fh> })
907	. "\n};\n1";
908
909	unless (eval $source) {
910	my $msg = $@ ? "$path: $@\n"
911	: "extension disabled.\n";
912	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
913	warn $@;
914	warn "mandatory extension failed to load, exiting.\n";
915	exit 1;
916	}
917	die $@;
918	}
919
920	push @EXTS, $pkg;
921	}
922
923	sub load_extensions {	1312	sub load_extensions {
		1313	cf::sync_job {
		1314	my %todo;
		1315
924	for my $ext (<$LIBDIR/*.ext>) {	1316	for my $path (<$LIBDIR/*.ext>) {
925	next unless -r $ext;	1317	next unless -r $path;
926	eval {	1318
927	load_extension $ext;	1319	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1320	my $base = $1;
		1321	my $pkg = $1;
		1322	$pkg =~ s/[^[:word:]]/_/g;
		1323	$pkg = "ext::$pkg";
		1324
		1325	open my $fh, "<:utf8", $path
		1326	or die "$path: $!";
		1327
		1328	my $source = do { local $/; <$fh> };
		1329
		1330	my %ext = (
		1331	path => $path,
		1332	base => $base,
		1333	pkg => $pkg,
		1334	);
		1335
		1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1338
		1339	$ext{source} =
		1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
		1341	. "#line 1 \"$path\"\n{\n"
		1342	. $source
		1343	. "\n};\n1";
		1344
		1345	$todo{$base} = \%ext;
		1346	}
		1347
		1348	my %done;
		1349	while (%todo) {
		1350	my $progress;
		1351
		1352	while (my ($k, $v) = each %todo) {
		1353	for (split /,\s*/, $v->{meta}{depends}) {
		1354	goto skip
		1355	unless exists $done{$_};
		1356	}
		1357
		1358	warn "... loading '$k' into '$v->{pkg}'\n";
		1359
		1360	unless (eval $v->{source}) {
		1361	my $msg = $@ ? "$v->{path}: $@\n"
		1362	: "$v->{base}: extension inactive.\n";
		1363
		1364	if (exists $v->{meta}{mandatory}) {
		1365	warn $msg;
		1366	cf::cleanup "mandatory extension failed to load, exiting.";
		1367	}
		1368
		1369	warn $msg;
		1370	}
		1371
		1372	$done{$k} = delete $todo{$k};
		1373	push @EXTS, $v->{pkg};
		1374	$progress = 1;
928	1	1375	}
929	} or warn "$ext not loaded: $@";	1376
		1377	skip:
		1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1379	unless $progress;
		1380	}
930	}	1381	};
931	}	1382	}
932		1383
933	#############################################################################	1384	#############################################################################
934		1385
		1386	=back
		1387
935	=head2 CORE EXTENSIONS	1388	=head2 CORE EXTENSIONS
936		1389
937	Functions and methods that extend core crossfire objects.	1390	Functions and methods that extend core crossfire objects.
938		1391
939	=cut	1392	=cut
…		…
944		1397
945	=head3 cf::player	1398	=head3 cf::player
946		1399
947	=over 4	1400	=over 4
948		1401
		1402	=item cf::player::num_playing
		1403
		1404	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1405
		1406	=cut
		1407
		1408	sub num_playing {
		1409	scalar grep
		1410	$_->ob->map
		1411	&& !$_->hidden
		1412	&& !$_->ob->flag (cf::FLAG_WIZ),
		1413	cf::player::list
		1414	}
		1415
949	=item cf::player::find $login	1416	=item cf::player::find $login
950		1417
951	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
952		1419
953	=cut	1420	=cut
954		1421
955	sub playerdir($) {	1422	sub playerdir($) {
956	cf::localdir	1423	"$PLAYERDIR/"
957	. "/"
958	. cf::playerdir
959	. "/"
960	. (ref $_[0] ? $_[0]->ob->name : $_[0])	1424	. (ref $_[0] ? $_[0]->ob->name : $_[0])
961	}	1425	}
962		1426
963	sub path($) {	1427	sub path($) {
964	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];	1428	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
…		…
991	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
992	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
993	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
994	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
995		1459
996	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
997	or return;	1461	or return;
		1462
		1463	my $pl = cf::player::load_pl $f
		1464	or return;
		1465
		1466	local $cf::PLAYER_LOADING{$login} = $pl;
		1467	$f->resolve_delayed_derefs;
998	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
999	}	1469	}
1000	}	1470	}
1001	}	1471	}
1002		1472
…		…
1011	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1012		1482
1013	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1014	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
1015		1485
		1486	cf::get_slot 0.01;
		1487
1016	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1017	Coro::cede;	1489	cf::cede_to_tick;
1018	}	1490	}
1019		1491
1020	sub new($) {	1492	sub new($) {
1021	my ($login) = @_;	1493	my ($login) = @_;
1022		1494
…		…
1028	$cf::PLAYER{$login} = $self;	1500	$cf::PLAYER{$login} = $self;
1029		1501
1030	$self	1502	$self
1031	}	1503	}
1032		1504
		1505	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1506
		1507	=cut
		1508
		1509	sub send_msg {
		1510	my $ns = shift->ns
		1511	or return;
		1512	$ns->send_msg (@_);
		1513	}
		1514
1033	=item $pl->quit_character	1515	=item $pl->quit_character
1034		1516
1035	Nukes the player without looking back. If logged in, the connection will	1517	Nukes the player without looking back. If logged in, the connection will
1036	be destroyed. May block for a long time.	1518	be destroyed. May block for a long time.
1037		1519
…		…
1041	my ($pl) = @_;	1523	my ($pl) = @_;
1042		1524
1043	my $name = $pl->ob->name;	1525	my $name = $pl->ob->name;
1044		1526
1045	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1046	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1047		1529
1048	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1049	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1050	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1051	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1052		1536
1053	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1054	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1084	while and may block, so not sync_job-capable, ever.	1568	while and may block, so not sync_job-capable, ever.
1085		1569
1086	=cut	1570	=cut
1087		1571
1088	sub list_logins {	1572	sub list_logins {
1089	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir	1573	my $dirs = aio_readdir $PLAYERDIR
1090	or return [];	1574	or return [];
1091		1575
1092	my @logins;	1576	my @logins;
1093		1577
1094	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
		1579	my $path = path $login;
		1580
		1581	# a .pst is a dead give-away for a valid player
		1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1095	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1096	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1097	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1098		1588
1099	utf8::decode $login;	1589	utf8::decode $login;
1100	push @logins, $login;	1590	push @logins, $login;
1101	}	1591	}
1102		1592
…		…
1129	}	1619	}
1130		1620
1131	\@paths	1621	\@paths
1132	}	1622	}
1133		1623
		1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1625
		1626	Expand crossfire pod fragments into protocol xml.
		1627
		1628	=cut
		1629
		1630	sub expand_cfpod {
		1631	my ($self, $pod) = @_;
		1632
		1633	my @nest = [qr<\G$>, undef, ""];
		1634	my $xml;
		1635
		1636	for ($pod) {
		1637	while () {
		1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
		1639	$xml .= $1;
		1640	} elsif (/\G\n(?=\S)/xgcs) {
		1641	$xml .= " ";
		1642	} elsif (/\G\n/xgcs) {
		1643	$xml .= "\n";
		1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
		1645	my ($code, $delim) = ($1, scalar reverse $2);
		1646	$delim =~ y/</>/; # delim now contains the stop sequence
		1647	$delim = qr{\G\Q$delim};
		1648
		1649	my $cb;
		1650
		1651	if ($code eq "B") {
		1652	$cb = sub { "<b>$_[0]</b>" };
		1653	} elsif ($code eq "C") {
		1654	$cb = sub { "<tt>$_[0]</tt>" };
		1655	} elsif ($code eq "E") {
		1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
		1657	} elsif ($code eq "G") {
		1658	$cb = sub {
		1659	my ($male, $female) = split /\|/, $_[0];
		1660	$self->gender ? $female : $male
		1661	};
		1662	} elsif ($code eq "H") {
		1663	$cb = sub {
		1664	(
		1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
		1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1667	"",
		1668	)[$self->{hintmode}];
		1669	};
		1670	} elsif ($code eq "I") {
		1671	$cb = sub { "<i>$_[0]</i>" };
		1672	} elsif ($code eq "T") {
		1673	$cb = sub { "<big><b>$_[0]</b></big>" };
		1674	} elsif ($code eq "U") {
		1675	$cb = sub { "<u>$_[0]</u>" };
		1676	} elsif ($code eq "Z") {
		1677	$cb = sub { };
		1678	} else {
		1679	die "FATAL error in expand_cfpod";
		1680	}
		1681
		1682	push @nest, [$delim, $cb, $xml];
		1683	undef $xml;
		1684
		1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
		1686	my $nest = pop @nest;
		1687
		1688	if ($nest->[1]) {
		1689	$xml = $nest->[2] . $nest->[1]->($xml);
		1690	} else {
		1691	last;
		1692	}
		1693	} elsif (/\G</xgcs) {
		1694	$xml .= "&lt;";
		1695	} elsif (/\G&/xgcs) {
		1696	$xml .= "&amp;";
		1697	} elsif (/\G>/xgcs) {
		1698	$xml .= ">";
		1699	} else {
		1700	if ($pod =~ /\G(.+)/xgcs) {
		1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
		1702	last;
		1703	} else {
		1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
		1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
		1706	}
		1707	}
		1708	}
		1709	}
		1710
		1711	$xml
		1712	}
		1713
		1714	sub hintmode {
		1715	$_[0]{hintmode} = $_[1] if @_ > 1;
		1716	$_[0]{hintmode}
		1717	}
		1718
1134	=item $player->ext_reply ($msgid, %msg)	1719	=item $player->ext_reply ($msgid, @msg)
1135		1720
1136	Sends an ext reply to the player.	1721	Sends an ext reply to the player.
1137		1722
1138	=cut	1723	=cut
1139		1724
1140	sub ext_reply($$%) {	1725	sub ext_reply($$@) {
1141	my ($self, $id, %msg) = @_;	1726	my ($self, $id, @msg) = @_;
1142		1727
1143	$msg{msgid} = $id;	1728	$self->ns->ext_reply ($id, @msg)
1144
1145	$self->send ("ext " . cf::to_json \%msg);
1146	}	1729	}
1147		1730
1148	=item $player->ext_event ($type, %msg)	1731	=item $player->ext_msg ($type, @msg)
1149		1732
1150	Sends an ext event to the client.	1733	Sends an ext event to the client.
1151		1734
1152	=cut	1735	=cut
1153		1736
1154	sub ext_event($$%) {	1737	sub ext_msg($$@) {
1155	my ($self, $type, %msg) = @_;	1738	my ($self, $type, @msg) = @_;
1156		1739
1157	$self->ns->ext_event ($type, %msg);	1740	$self->ns->ext_msg ($type, @msg);
1158	}	1741	}
1159		1742
1160	=head3 cf::region	1743	=head3 cf::region
1161		1744
1162	=over 4	1745	=over 4
…		…
1165		1748
1166	package cf::region;	1749	package cf::region;
1167		1750
1168	=item cf::region::find_by_path $path	1751	=item cf::region::find_by_path $path
1169		1752
1170	Tries to decuce the probable region for a map knowing only its path.	1753	Tries to decuce the likely region for a map knowing only its path.
1171		1754
1172	=cut	1755	=cut
1173		1756
1174	sub find_by_path($) {	1757	sub find_by_path($) {
1175	my ($path) = @_;	1758	my ($path) = @_;
1176		1759
1177	my ($match, $specificity);	1760	my ($match, $specificity);
1178		1761
1179	for my $region (list) {	1762	for my $region (list) {
1180	if ($region->match && $path =~ $region->match) {	1763	if ($region->{match} && $path =~ $region->{match}) {
1181	($match, $specificity) = ($region, $region->specificity)	1764	($match, $specificity) = ($region, $region->specificity)
1182	if $region->specificity > $specificity;	1765	if $region->specificity > $specificity;
1183	}	1766	}
1184	}	1767	}
1185		1768
…		…
1206	our $MAX_RESET = 3600;	1789	our $MAX_RESET = 3600;
1207	our $DEFAULT_RESET = 3000;	1790	our $DEFAULT_RESET = 3000;
1208		1791
1209	sub generate_random_map {	1792	sub generate_random_map {
1210	my ($self, $rmp) = @_;	1793	my ($self, $rmp) = @_;
		1794
		1795	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1796
1211	# mit "rum" bekleckern, nicht	1797	# mit "rum" bekleckern, nicht
1212	$self->_create_random_map (	1798	$self->_create_random_map (
1213	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1214	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1215	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1249	my ($self, $merge) = @_;	1835	my ($self, $merge) = @_;
1250		1836
1251	# we have to keep some variables in memory intact	1837	# we have to keep some variables in memory intact
1252	local $self->{path};	1838	local $self->{path};
1253	local $self->{load_path};	1839	local $self->{load_path};
1254	local $self->{deny_save};
1255	local $self->{deny_reset};
1256		1840
1257	$self->SUPER::thawer_merge ($merge);	1841	$self->SUPER::thawer_merge ($merge);
1258	}	1842	}
1259		1843
1260	sub normalise {	1844	sub normalise {
…		…
1307	$self->init; # pass $1 etc.	1891	$self->init; # pass $1 etc.
1308	return $self;	1892	return $self;
1309	}	1893	}
1310	}	1894	}
1311		1895
1312	Carp::carp "unable to resolve path '$path' (base '$base').";	1896	Carp::cluck "unable to resolve path '$path' (base '$base').";
1313	()	1897	()
1314	}	1898	}
1315		1899
1316	sub init {	1900	sub init {
1317	my ($self) = @_;	1901	my ($self) = @_;
…		…
1332		1916
1333	# the original (read-only) location	1917	# the original (read-only) location
1334	sub load_path {	1918	sub load_path {
1335	my ($self) = @_;	1919	my ($self) = @_;
1336		1920
1337	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}	1921	"$MAPDIR/$self->{path}.map"
1338	}	1922	}
1339		1923
1340	# the temporary/swap location	1924	# the temporary/swap location
1341	sub save_path {	1925	sub save_path {
1342	my ($self) = @_;	1926	my ($self) = @_;
1343		1927
1344	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1345	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path	1929	"$TMPDIR/$path.map"
1346	}	1930	}
1347		1931
1348	# the unique path, undef == no special unique path	1932	# the unique path, undef == no special unique path
1349	sub uniq_path {	1933	sub uniq_path {
1350	my ($self) = @_;	1934	my ($self) = @_;
1351		1935
1352	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1353	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path	1937	"$UNIQUEDIR/$path"
1354	}	1938	}
1355		1939
1356	# and all this just because we cannot iterate over	1940	# and all this just because we cannot iterate over
1357	# all maps in C++...	1941	# all maps in C++...
1358	sub change_all_map_light {	1942	sub change_all_map_light {
…		…
1360		1944
1361	$_->change_map_light ($change)	1945	$_->change_map_light ($change)
1362	for grep $_->outdoor, values %cf::MAP;	1946	for grep $_->outdoor, values %cf::MAP;
1363	}	1947	}
1364		1948
		1949	sub decay_objects {
		1950	my ($self) = @_;
		1951
		1952	return if $self->{deny_reset};
		1953
		1954	$self->do_decay_objects;
		1955	}
		1956
1365	sub unlink_save {	1957	sub unlink_save {
1366	my ($self) = @_;	1958	my ($self) = @_;
1367		1959
1368	utf8::encode (my $save = $self->save_path);	1960	utf8::encode (my $save = $self->save_path);
1369	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;	1961	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
…		…
1372		1964
1373	sub load_header_from($) {	1965	sub load_header_from($) {
1374	my ($self, $path) = @_;	1966	my ($self, $path) = @_;
1375		1967
1376	utf8::encode $path;	1968	utf8::encode $path;
1377	#aio_open $path, O_RDONLY, 0	1969	my $f = new_from_file cf::object::thawer $path
1378	# or return;
1379
1380	$self->_load_header ($path)
1381	or return;	1970	or return;
		1971
		1972	$self->_load_header ($f)
		1973	or return;
		1974
		1975	local $MAP_LOADING{$self->{path}} = $self;
		1976	$f->resolve_delayed_derefs;
1382		1977
1383	$self->{load_path} = $path;	1978	$self->{load_path} = $path;
1384		1979
1385	1	1980	1
1386	}	1981	}
…		…
1425	$self->load_header_orig	2020	$self->load_header_orig
1426	or return;	2021	or return;
1427	$self->prepare_orig;	2022	$self->prepare_orig;
1428	}	2023	}
1429		2024
		2025	$self->{deny_reset} = 1
		2026	if $self->no_reset;
		2027
1430	$self->default_region (cf::region::find_by_path $self->{path})	2028	$self->default_region (cf::region::find_by_path $self->{path})
1431	unless $self->default_region;	2029	unless $self->default_region;
1432		2030
1433	1	2031	1
1434	}	2032	}
…		…
1437	sub find {	2035	sub find {
1438	my ($path, $origin) = @_;	2036	my ($path, $origin) = @_;
1439		2037
1440	$path = normalise $path, $origin && $origin->path;	2038	$path = normalise $path, $origin && $origin->path;
1441		2039
		2040	cf::lock_wait "map_data:$path";#d#remove
1442	cf::lock_wait "map_find:$path";	2041	cf::lock_wait "map_find:$path";
1443		2042
1444	$cf::MAP{$path} || do {	2043	$cf::MAP{$path} || do {
		2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1445	my $guard = cf::lock_acquire "map_find:$path";	2045	my $guard2 = cf::lock_acquire "map_find:$path";
		2046
1446	my $map = new_from_path cf::map $path	2047	my $map = new_from_path cf::map $path
1447	or return;	2048	or return;
1448		2049
1449	$map->{last_save} = $cf::RUNTIME;	2050	$map->{last_save} = $cf::RUNTIME;
1450		2051
1451	$map->load_header	2052	$map->load_header
1452	or return;	2053	or return;
1453		2054
1454	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	2055	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1455	# doing this can freeze the server in a sync job, obviously	2056	# doing this can freeze the server in a sync job, obviously
1456	#$cf::WAIT_FOR_TICK->wait;	2057	#$cf::WAIT_FOR_TICK->wait;
		2058	undef $guard2;
		2059	undef $guard1;
1457	$map->reset;	2060	$map->reset;
1458	undef $guard;
1459	return find $path;	2061	return find $path;
1460	}	2062	}
1461		2063
1462	$cf::MAP{$path} = $map	2064	$cf::MAP{$path} = $map
1463	}	2065	}
…		…
1470	my ($self) = @_;	2072	my ($self) = @_;
1471		2073
1472	local $self->{deny_reset} = 1; # loading can take a long time	2074	local $self->{deny_reset} = 1; # loading can take a long time
1473		2075
1474	my $path = $self->{path};	2076	my $path = $self->{path};
		2077
		2078	{
1475	my $guard = cf::lock_acquire "map_load:$path";	2079	my $guard = cf::lock_acquire "map_data:$path";
1476		2080
		2081	return unless $self->valid;
1477	return if $self->in_memory != cf::MAP_SWAPPED;	2082	return unless $self->in_memory == cf::MAP_SWAPPED;
1478		2083
1479	$self->in_memory (cf::MAP_LOADING);	2084	$self->in_memory (cf::MAP_LOADING);
1480		2085
1481	$self->alloc;	2086	$self->alloc;
1482		2087
1483	$self->pre_load;	2088	$self->pre_load;
1484	Coro::cede;	2089	cf::cede_to_tick;
1485		2090
1486	$self->_load_objects ($self->{load_path}, 1)	2091	my $f = new_from_file cf::object::thawer $self->{load_path};
		2092	$f->skip_block;
		2093	$self->_load_objects ($f)
1487	or return;	2094	or return;
1488		2095
1489	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2096	$self->post_load_original
1490	if delete $self->{load_original};	2097	if delete $self->{load_original};
1491		2098
1492	if (my $uniq = $self->uniq_path) {	2099	if (my $uniq = $self->uniq_path) {
1493	utf8::encode $uniq;	2100	utf8::encode $uniq;
1494	if (aio_open $uniq, O_RDONLY, 0) {	2101	unless (aio_stat $uniq) {
		2102	if (my $f = new_from_file cf::object::thawer $uniq) {
1495	$self->clear_unique_items;	2103	$self->clear_unique_items;
1496	$self->_load_objects ($uniq, 0);	2104	$self->_load_objects ($f);
		2105	$f->resolve_delayed_derefs;
		2106	}
1497	}	2107	}
1498	}	2108	}
1499		2109
1500	Coro::cede;	2110	$f->resolve_delayed_derefs;
		2111
		2112	cf::cede_to_tick;
1501	# now do the right thing for maps	2113	# now do the right thing for maps
1502	$self->link_multipart_objects;	2114	$self->link_multipart_objects;
1503	Coro::cede;
1504
1505	unless ($self->{deny_activate}) {
1506	$self->decay_objects;
1507	$self->fix_auto_apply;
1508	$self->update_buttons;
1509	Coro::cede;
1510	$self->set_darkness_map;
1511	$self->difficulty ($self->estimate_difficulty)	2115	$self->difficulty ($self->estimate_difficulty)
1512	unless $self->difficulty;	2116	unless $self->difficulty;
1513	Coro::cede;	2117	cf::cede_to_tick;
		2118
		2119	unless ($self->{deny_activate}) {
		2120	$self->decay_objects;
		2121	$self->fix_auto_apply;
		2122	$self->update_buttons;
		2123	cf::cede_to_tick;
		2124	$self->set_darkness_map;
		2125	cf::cede_to_tick;
1514	$self->activate;	2126	$self->activate;
1515	Coro::cede;	2127	}
		2128
		2129	$self->{last_save} = $cf::RUNTIME;
		2130	$self->last_access ($cf::RUNTIME);
		2131
		2132	$self->in_memory (cf::MAP_ACTIVE);
1516	}	2133	}
1517		2134
1518	$self->post_load;	2135	$self->post_load;
1519	Coro::cede;
1520
1521	$self->in_memory (cf::MAP_IN_MEMORY);
1522	}	2136	}
1523		2137
1524	sub customise_for {	2138	sub customise_for {
1525	my ($self, $ob) = @_;	2139	my ($self, $ob) = @_;
1526		2140
1527	return find "~" . $ob->name . "/" . $self->{path}	2141	return find "~" . $ob->name . "/" . $self->{path}
1528	if $self->per_player;	2142	if $self->per_player;
1529		2143
		2144	# return find "?party/" . $ob->name . "/" . $self->{path}
		2145	# if $self->per_party;
		2146
1530	$self	2147	$self
1531	}	2148	}
1532		2149
1533	# find and load all maps in the 3x3 area around a map	2150	# find and load all maps in the 3x3 area around a map
1534	sub load_diag {	2151	sub load_neighbours {
1535	my ($map) = @_;	2152	my ($map) = @_;
1536		2153
1537	my @diag; # diagonal neighbours	2154	my @neigh; # diagonal neighbours
1538		2155
1539	for (0 .. 3) {	2156	for (0 .. 3) {
1540	my $neigh = $map->tile_path ($_)	2157	my $neigh = $map->tile_path ($_)
1541	or next;	2158	or next;
1542	$neigh = find $neigh, $map	2159	$neigh = find $neigh, $map
1543	or next;	2160	or next;
1544	$neigh->load;	2161	$neigh->load;
1545		2162
		2163	push @neigh,
1546	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1547	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1548	}	2166	}
1549		2167
1550	for (@diag) {	2168	for (grep defined $_->[0], @neigh) {
		2169	my ($path, $origin) = @$_;
1551	my $neigh = find @$_	2170	my $neigh = find $path, $origin
1552	or next;	2171	or next;
1553	$neigh->load;	2172	$neigh->load;
1554	}	2173	}
1555	}	2174	}
1556		2175
…		…
1561	}	2180	}
1562		2181
1563	sub do_load_sync {	2182	sub do_load_sync {
1564	my ($map) = @_;	2183	my ($map) = @_;
1565		2184
		2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2186	if $Coro::current == $Coro::main;
		2187
1566	cf::sync_job { $map->load };	2188	cf::sync_job { $map->load };
1567	}	2189	}
1568		2190
1569	our %MAP_PREFETCH;	2191	our %MAP_PREFETCH;
1570	our $MAP_PREFETCHER = undef;	2192	our $MAP_PREFETCHER = undef;
1571		2193
1572	sub find_async {	2194	sub find_async {
1573	my ($path, $origin) = @_;	2195	my ($path, $origin, $load) = @_;
1574		2196
1575	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1576		2198
1577	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1578	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1579	}	2201	}
1580		2202
1581	undef $MAP_PREFETCH{$path};	2203	$MAP_PREFETCH{$path} |= $load;
		2204
1582	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1583	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1584	for my $path (keys %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1585	my $map = find $path	2210	if (my $map = find $k) {
1586	or next;
1587	$map->load;	2211	$map->load if $v;
		2212	}
1588		2213
1589	delete $MAP_PREFETCH{$path};	2214	delete $MAP_PREFETCH{$k};
1590	}	2215	}
1591	}	2216	}
1592	undef $MAP_PREFETCHER;	2217	undef $MAP_PREFETCHER;
1593	};	2218	};
1594	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
…		…
1597	}	2222	}
1598		2223
1599	sub save {	2224	sub save {
1600	my ($self) = @_;	2225	my ($self) = @_;
1601		2226
1602	my $lock = cf::lock_acquire "map_data:" . $self->path;	2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
1603		2228
1604	$self->{last_save} = $cf::RUNTIME;	2229	$self->{last_save} = $cf::RUNTIME;
1605		2230
1606	return unless $self->dirty;	2231	return unless $self->dirty;
1607		2232
…		…
1613	return if $self->{deny_save};	2238	return if $self->{deny_save};
1614		2239
1615	local $self->{last_access} = $self->last_access;#d#	2240	local $self->{last_access} = $self->last_access;#d#
1616		2241
1617	cf::async {	2242	cf::async {
		2243	$Coro::current->{desc} = "map player save";
1618	$_->contr->save for $self->players;	2244	$_->contr->save for $self->players;
1619	};	2245	};
		2246
		2247	cf::get_slot 0.02;
1620		2248
1621	if ($uniq) {	2249	if ($uniq) {
1622	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2250	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1623	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2251	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1624	} else {	2252	} else {
…		…
1630	my ($self) = @_;	2258	my ($self) = @_;
1631		2259
1632	# save first because save cedes	2260	# save first because save cedes
1633	$self->save;	2261	$self->save;
1634		2262
1635	my $lock = cf::lock_acquire "map_data:" . $self->path;	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
1636		2264
1637	return if $self->players;	2265	return if $self->players;
1638	return if $self->in_memory != cf::MAP_IN_MEMORY;	2266	return if $self->in_memory != cf::MAP_ACTIVE;
1639	return if $self->{deny_save};	2267	return if $self->{deny_save};
1640		2268
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	$self->deactivate;
		2272	$_->clear_links_to ($self) for values %cf::MAP;
1641	$self->clear;	2273	$self->clear;
1642	$self->in_memory (cf::MAP_SWAPPED);
1643	}	2274	}
1644		2275
1645	sub reset_at {	2276	sub reset_at {
1646	my ($self) = @_;	2277	my ($self) = @_;
1647		2278
1648	# TODO: safety, remove and allow resettable per-player maps	2279	# TODO: safety, remove and allow resettable per-player maps
1649	return 1e99 if $self->isa ("ext::map_per_player");#d#
1650	return 1e99 if $self->{deny_reset};	2280	return 1e99 if $self->{deny_reset};
1651		2281
1652	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2282	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1653	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2283	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1654		2284
…		…
1665	my ($self) = @_;	2295	my ($self) = @_;
1666		2296
1667	my $lock = cf::lock_acquire "map_data:$self->{path}";	2297	my $lock = cf::lock_acquire "map_data:$self->{path}";
1668		2298
1669	return if $self->players;	2299	return if $self->players;
1670	return if $self->isa ("ext::map_per_player");#d#
1671		2300
1672	warn "resetting map ", $self->path;#d#	2301	warn "resetting map ", $self->path;
1673		2302
1674	$self->in_memory (cf::MAP_SWAPPED);	2303	$self->in_memory (cf::MAP_SWAPPED);
1675		2304
1676	# need to save uniques path	2305	# need to save uniques path
1677	unless ($self->{deny_save}) {	2306	unless ($self->{deny_save}) {
…		…
1681	if $uniq;	2310	if $uniq;
1682	}	2311	}
1683		2312
1684	delete $cf::MAP{$self->path};	2313	delete $cf::MAP{$self->path};
1685		2314
		2315	$self->deactivate;
		2316	$_->clear_links_to ($self) for values %cf::MAP;
1686	$self->clear;	2317	$self->clear;
1687
1688	$_->clear_links_to ($self) for values %cf::MAP;
1689		2318
1690	$self->unlink_save;	2319	$self->unlink_save;
1691	$self->destroy;	2320	$self->destroy;
1692	}	2321	}
1693		2322
1694	my $nuke_counter = "aaaa";	2323	my $nuke_counter = "aaaa";
1695		2324
1696	sub nuke {	2325	sub nuke {
1697	my ($self) = @_;	2326	my ($self) = @_;
1698		2327
		2328	{
		2329	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2330
1699	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
1700		2332
1701	$self->unlink_save;	2333	$self->unlink_save;
1702		2334
1703	bless $self, "cf::map";	2335	bless $self, "cf::map";
1704	delete $self->{deny_reset};	2336	delete $self->{deny_reset};
1705	$self->{deny_save} = 1;	2337	$self->{deny_save} = 1;
1706	$self->reset_timeout (1);	2338	$self->reset_timeout (1);
1707	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1708		2340
1709	$cf::MAP{$self->path} = $self;	2341	$cf::MAP{$self->path} = $self;
		2342	}
1710		2343
1711	$self->reset; # polite request, might not happen	2344	$self->reset; # polite request, might not happen
		2345	}
		2346
		2347	=item $maps = cf::map::tmp_maps
		2348
		2349	Returns an arrayref with all map paths of currently instantiated and saved
		2350	maps. May block.
		2351
		2352	=cut
		2353
		2354	sub tmp_maps() {
		2355	[
		2356	map {
		2357	utf8::decode $_;
		2358	/\.map$/
		2359	? normalise $_
		2360	: ()
		2361	} @{ aio_readdir $TMPDIR or [] }
		2362	]
		2363	}
		2364
		2365	=item $maps = cf::map::random_maps
		2366
		2367	Returns an arrayref with all map paths of currently instantiated and saved
		2368	random maps. May block.
		2369
		2370	=cut
		2371
		2372	sub random_maps() {
		2373	[
		2374	map {
		2375	utf8::decode $_;
		2376	/\.map$/
		2377	? normalise "?random/$_"
		2378	: ()
		2379	} @{ aio_readdir $RANDOMDIR or [] }
		2380	]
1712	}	2381	}
1713		2382
1714	=item cf::map::unique_maps	2383	=item cf::map::unique_maps
1715		2384
1716	Returns an arrayref of paths of all shared maps that have	2385	Returns an arrayref of paths of all shared maps that have
1717	instantiated unique items. May block.	2386	instantiated unique items. May block.
1718		2387
1719	=cut	2388	=cut
1720		2389
1721	sub unique_maps() {	2390	sub unique_maps() {
1722	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir	2391	[
1723	or return;	2392	map {
1724
1725	my @paths;
1726
1727	for (@$files) {
1728	utf8::decode $_;	2393	utf8::decode $_;
1729	next if /\.pst$/;	2394	s/\.map$//; # TODO future compatibility hack
1730	next unless /^$PATH_SEP/o;	2395	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
1731		2396	? ()
1732	push @paths, cf::map::normalise $_;	2397	: normalise $_
		2398	} @{ aio_readdir $UNIQUEDIR or [] }
1733	}	2399	]
1734
1735	\@paths
1736	}	2400	}
1737
1738	package cf;
1739		2401
1740	=back	2402	=back
1741		2403
1742	=head3 cf::object	2404	=head3 cf::object
1743		2405
…		…
1747		2409
1748	=over 4	2410	=over 4
1749		2411
1750	=item $ob->inv_recursive	2412	=item $ob->inv_recursive
1751		2413
1752	Returns the inventory of the object _and_ their inventories, recursively.	2414	Returns the inventory of the object I<and> their inventories, recursively,
		2415	but I<not> the object itself.
1753		2416
1754	=cut	2417	=cut
1755		2418
1756	sub inv_recursive_;	2419	sub inv_recursive_;
1757	sub inv_recursive_ {	2420	sub inv_recursive_ {
…		…
1760		2423
1761	sub inv_recursive {	2424	sub inv_recursive {
1762	inv_recursive_ inv $_[0]	2425	inv_recursive_ inv $_[0]
1763	}	2426	}
1764		2427
		2428	=item $ref = $ob->ref
		2429
		2430	Creates and returns a persistent reference to an object that can be stored as a string.
		2431
		2432	=item $ob = cf::object::deref ($refstring)
		2433
		2434	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2435	even if the object actually exists. May block.
		2436
		2437	=cut
		2438
		2439	sub deref {
		2440	my ($ref) = @_;
		2441
		2442	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2443	my ($uuid, $name) = ($1, $2);
		2444	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2445	or return;
		2446	$pl->ob->uuid eq $uuid
		2447	or return;
		2448
		2449	$pl->ob
		2450	} else {
		2451	warn "$ref: cannot resolve object reference\n";
		2452	undef
		2453	}
		2454	}
		2455
1765	package cf;	2456	package cf;
1766		2457
1767	=back	2458	=back
1768		2459
1769	=head3 cf::object::player	2460	=head3 cf::object::player
…		…
1775	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2466	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
1776	can be C<undef>. Does the right thing when the player is currently in a	2467	can be C<undef>. Does the right thing when the player is currently in a
1777	dialogue with the given NPC character.	2468	dialogue with the given NPC character.
1778		2469
1779	=cut	2470	=cut
		2471
		2472	our $SAY_CHANNEL = {
		2473	id => "say",
		2474	title => "Map",
		2475	reply => "say ",
		2476	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2477	};
		2478
		2479	our $CHAT_CHANNEL = {
		2480	id => "chat",
		2481	title => "Chat",
		2482	reply => "chat ",
		2483	tooltip => "Player chat and shouts, global to the server.",
		2484	};
1780		2485
1781	# rough implementation of a future "reply" method that works	2486	# rough implementation of a future "reply" method that works
1782	# with dialog boxes.	2487	# with dialog boxes.
1783	#TODO: the first argument must go, split into a $npc->reply_to ( method	2488	#TODO: the first argument must go, split into a $npc->reply_to ( method
1784	sub cf::object::player::reply($$$;$) {	2489	sub cf::object::player::reply($$$;$) {
…		…
1786		2491
1787	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2492	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1788		2493
1789	if ($self->{record_replies}) {	2494	if ($self->{record_replies}) {
1790	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2495	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2496
1791	} else {	2497	} else {
		2498	my $pl = $self->contr;
		2499
		2500	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2501	my $dialog = $pl->{npc_dialog};
		2502	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2503
		2504	} else {
1792	$msg = $npc->name . " says: $msg" if $npc;	2505	$msg = $npc->name . " says: $msg" if $npc;
1793	$self->message ($msg, $flags);	2506	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
		2507	}
1794	}	2508	}
		2509	}
		2510
		2511	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2512
		2513	=cut
		2514
		2515	sub cf::object::send_msg {
		2516	my $pl = shift->contr
		2517	or return;
		2518	$pl->send_msg (@_);
1795	}	2519	}
1796		2520
1797	=item $player_object->may ("access")	2521	=item $player_object->may ("access")
1798		2522
1799	Returns wether the given player is authorized to access resource "access"	2523	Returns wether the given player is authorized to access resource "access"
…		…
1846	$self->deactivate_recursive;	2570	$self->deactivate_recursive;
1847		2571
1848	return if UNIVERSAL::isa $self->map, "ext::map_link";	2572	return if UNIVERSAL::isa $self->map, "ext::map_link";
1849		2573
1850	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2574	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1851	if $self->map;	2575	if $self->map && $self->map->{path} ne "{link}";
1852		2576
1853	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2577	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1854	}	2578	}
1855		2579
1856	sub cf::object::player::leave_link {	2580	sub cf::object::player::leave_link {
1857	my ($self, $map, $x, $y) = @_;	2581	my ($self, $map, $x, $y) = @_;
		2582
		2583	return unless $self->contr->active;
1858		2584
1859	my $link_pos = delete $self->{_link_pos};	2585	my $link_pos = delete $self->{_link_pos};
1860		2586
1861	unless ($map) {	2587	unless ($map) {
1862	# restore original map position	2588	# restore original map position
…		…
1876	# use -1 or undef as default coordinates, not 0, 0	2602	# use -1 or undef as default coordinates, not 0, 0
1877	($x, $y) = ($map->enter_x, $map->enter_y)	2603	($x, $y) = ($map->enter_x, $map->enter_y)
1878	if $x <=0 && $y <= 0;	2604	if $x <=0 && $y <= 0;
1879		2605
1880	$map->load;	2606	$map->load;
1881	$map->load_diag;	2607	$map->load_neighbours;
1882		2608
1883	return unless $self->contr->active;	2609	return unless $self->contr->active;
1884	$self->activate_recursive;	2610	$self->activate_recursive;
1885		2611
1886	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1887	$self->enter_map ($map, $x, $y);	2613	$self->enter_map ($map, $x, $y);
1888	}	2614	}
1889		2615
1890	cf::player->attach (	2616	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1891	on_logout => sub {
1892	my ($pl) = @_;
1893		2617
1894	# abort map switching before logout	2618	Moves the player to the given map-path and coordinates by first freezing
1895	if ($pl->ob->{_link_pos}) {	2619	her, loading and preparing them map, calling the provided $check callback
1896	cf::sync_job {	2620	that has to return the map if sucecssful, and then unfreezes the player on
1897	$pl->ob->leave_link	2621	the new (success) or old (failed) map position. In either case, $done will
1898	};	2622	be called at the end of this process.
1899	}
1900	},
1901	on_login => sub {
1902	my ($pl) = @_;
1903		2623
1904	# try to abort aborted map switching on player login :)	2624	Note that $check will be called with a potentially non-loaded map, so if
1905	# should happen only on crashes	2625	it needs a loaded map it has to call C<< ->load >>.
1906	if ($pl->ob->{_link_pos}) {
1907	$pl->ob->enter_link;
1908	(async {
1909	$pl->ob->reply (undef,
1910	"There was an internal problem at your last logout, "
1911	. "the server will try to bring you to your intended destination in a second.",
1912	cf::NDI_RED);
1913	# we need this sleep as the login has a concurrent enter_exit running
1914	# and this sleep increases chances of the player not ending up in scorn
1915	Coro::Timer::sleep 1;
1916	$pl->ob->leave_link;
1917	})->prio (2);
1918	}
1919	},
1920	);
1921		2626
1922	=item $player_object->goto ($path, $x, $y)
1923
1924	=cut	2627	=cut
		2628
		2629	our $GOTOGEN;
1925		2630
1926	sub cf::object::player::goto {	2631	sub cf::object::player::goto {
1927	my ($self, $path, $x, $y) = @_;	2632	my ($self, $path, $x, $y, $check, $done) = @_;
		2633
		2634	# do generation counting so two concurrent goto's will be executed in-order
		2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1928		2636
1929	$self->enter_link;	2637	$self->enter_link;
1930		2638
1931	(async {	2639	(async {
		2640	$Coro::current->{desc} = "player::goto $path $x $y";
		2641
		2642	# *tag paths override both path and x|y
		2643	if ($path =~ /^\*(.*)$/) {
		2644	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2645	my $ob = $obs[rand @obs];
		2646
		2647	# see if we actually can go there
		2648	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2649	$ob = $obs[rand @obs];
		2650	} else {
		2651	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2652	}
		2653	# else put us there anyways for now #d#
		2654
		2655	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2656	} else {
		2657	($path, $x, $y) = (undef, undef, undef);
		2658	}
		2659	}
		2660
1932	my $map = eval {	2661	my $map = eval {
1933	my $map = cf::map::find $path;	2662	my $map = defined $path ? cf::map::find $path : undef;
		2663
		2664	if ($map) {
1934	$map = $map->customise_for ($self) if $map;	2665	$map = $map->customise_for ($self);
		2666	$map = $check->($map) if $check && $map;
		2667	} else {
		2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
		2669	}
		2670
1935	$map	2671	$map
		2672	};
		2673
		2674	if ($@) {
		2675	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
		2676	LOG llevError | logBacktrace, Carp::longmess $@;
1936	} or	2677	}
1937	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1938		2678
		2679	if ($gen == $self->{_goto_generation}) {
		2680	delete $self->{_goto_generation};
1939	$self->leave_link ($map, $x, $y);	2681	$self->leave_link ($map, $x, $y);
		2682	}
		2683
		2684	$done->() if $done;
1940	})->prio (1);	2685	})->prio (1);
1941	}	2686	}
1942		2687
1943	=item $player_object->enter_exit ($exit_object)	2688	=item $player_object->enter_exit ($exit_object)
1944		2689
…		…
1964	}	2709	}
1965		2710
1966	sub prepare_random_map {	2711	sub prepare_random_map {
1967	my ($exit) = @_;	2712	my ($exit) = @_;
1968		2713
1969	my $guard = cf::lock_acquire "exit_prepare:$exit";
1970
1971	# all this does is basically replace the /! path by	2714	# all this does is basically replace the /! path by
1972	# a new random map path (?random/...) with a seed	2715	# a new random map path (?random/...) with a seed
1973	# that depends on the exit object	2716	# that depends on the exit object
1974		2717
1975	my $rmp = parse_random_map_params $exit->msg;	2718	my $rmp = parse_random_map_params $exit->msg;
…		…
1977	if ($exit->map) {	2720	if ($exit->map) {
1978	$rmp->{region} = $exit->region->name;	2721	$rmp->{region} = $exit->region->name;
1979	$rmp->{origin_map} = $exit->map->path;	2722	$rmp->{origin_map} = $exit->map->path;
1980	$rmp->{origin_x} = $exit->x;	2723	$rmp->{origin_x} = $exit->x;
1981	$rmp->{origin_y} = $exit->y;	2724	$rmp->{origin_y} = $exit->y;
		2725
		2726	$exit->map->touch;
1982	}	2727	}
1983		2728
1984	$rmp->{random_seed} ||= $exit->random_seed;	2729	$rmp->{random_seed} ||= $exit->random_seed;
1985		2730
1986	my $data = cf::to_json $rmp;	2731	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
1987	my $md5 = Digest::MD5::md5_hex $data;	2732	my $md5 = Digest::MD5::md5_hex $data;
1988	my $meta = "$cf::RANDOM_MAPS/$md5.meta";	2733	my $meta = "$RANDOMDIR/$md5.meta";
1989		2734
1990	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2735	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1991	aio_write $fh, 0, (length $data), $data, 0;	2736	aio_write $fh, 0, (length $data), $data, 0;
1992	undef $fh;	2737	undef $fh;
1993	aio_rename "$meta~", $meta;	2738	aio_rename "$meta~", $meta;
1994		2739
		2740	my $slaying = "?random/$md5";
		2741
		2742	if ($exit->valid) {
1995	$exit->slaying ("?random/$md5");	2743	$exit->slaying ("?random/$md5");
1996	$exit->msg (undef);	2744	$exit->msg (undef);
		2745	}
1997	}	2746	}
1998	}	2747	}
1999		2748
2000	sub cf::object::player::enter_exit {	2749	sub cf::object::player::enter_exit {
2001	my ($self, $exit) = @_;	2750	my ($self, $exit) = @_;
2002		2751
2003	return unless $self->type == cf::PLAYER;	2752	return unless $self->type == cf::PLAYER;
2004		2753
2005	if ($exit->slaying eq "/!") {
2006	#TODO: this should de-fi-ni-te-ly not be a sync-job
2007	# the problem is that $exit might not survive long enough
2008	# so it needs to be done right now, right here
2009	cf::sync_job { prepare_random_map $exit };
2010	}
2011
2012	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2013	my $hp = $exit->stats->hp;
2014	my $sp = $exit->stats->sp;
2015
2016	$self->enter_link;	2754	$self->enter_link;
2017		2755
2018	(async {	2756	(async {
2019	$self->deactivate_recursive; # just to be sure	2757	$Coro::current->{desc} = "enter_exit";
		2758
2020	unless (eval {	2759	unless (eval {
		2760	$self->deactivate_recursive; # just to be sure
		2761
		2762	# random map handling
		2763	{
		2764	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2765
		2766	prepare_random_map $exit
		2767	if $exit->slaying eq "/!";
		2768	}
		2769
		2770	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2771	my $x = $exit->stats->hp;
		2772	my $y = $exit->stats->sp;
		2773
2021	$self->goto ($slaying, $hp, $sp);	2774	$self->goto ($map, $x, $y);
2022		2775
		2776	# if exit is damned, update players death & WoR home-position
		2777	$self->contr->savebed ($map, $x, $y)
		2778	if $exit->flag (cf::FLAG_DAMNED);
		2779
2023	1;	2780	1
2024	}) {	2781	}) {
2025	$self->message ("Something went wrong deep within the crossfire server. "	2782	$self->message ("Something went wrong deep within the crossfire server. "
2026	. "I'll try to bring you back to the map you were before. "	2783	. "I'll try to bring you back to the map you were before. "
2027	. "Please report this to the dungeon master!",	2784	. "Please report this to the dungeon master!",
2028	cf::NDI_UNIQUE | cf::NDI_RED);	2785	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2049		2806
2050	utf8::encode $text;	2807	utf8::encode $text;
2051	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2808	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2052	}	2809	}
2053		2810
		2811	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2812
		2813	Send a drawinfo or msg packet to the client, formatting the msg for the
		2814	client if neccessary. C<$type> should be a string identifying the type of
		2815	the message, with C<log> being the default. If C<$color> is negative, suppress
		2816	the message unless the client supports the msg packet.
		2817
		2818	=cut
		2819
		2820	# non-persistent channels (usually the info channel)
		2821	our %CHANNEL = (
		2822	"c/identify" => {
		2823	id => "infobox",
		2824	title => "Identify",
		2825	reply => undef,
		2826	tooltip => "Items recently identified",
		2827	},
		2828	"c/examine" => {
		2829	id => "infobox",
		2830	title => "Examine",
		2831	reply => undef,
		2832	tooltip => "Signs and other items you examined",
		2833	},
		2834	"c/book" => {
		2835	id => "infobox",
		2836	title => "Book",
		2837	reply => undef,
		2838	tooltip => "The contents of a note or book",
		2839	},
		2840	"c/lookat" => {
		2841	id => "infobox",
		2842	title => "Look",
		2843	reply => undef,
		2844	tooltip => "What you saw there",
		2845	},
		2846	"c/who" => {
		2847	id => "infobox",
		2848	title => "Players",
		2849	reply => undef,
		2850	tooltip => "Shows players who are currently online",
		2851	},
		2852	"c/body" => {
		2853	id => "infobox",
		2854	title => "Body Parts",
		2855	reply => undef,
		2856	tooltip => "Shows which body parts you posess and are available",
		2857	},
		2858	"c/uptime" => {
		2859	id => "infobox",
		2860	title => "Uptime",
		2861	reply => undef,
		2862	tooltip => "How long the server has been running since last restart",
		2863	},
		2864	"c/mapinfo" => {
		2865	id => "infobox",
		2866	title => "Map Info",
		2867	reply => undef,
		2868	tooltip => "Information related to the maps",
		2869	},
		2870	"c/party" => {
		2871	id => "party",
		2872	title => "Party",
		2873	reply => "gsay ",
		2874	tooltip => "Messages and chat related to your party",
		2875	},
		2876	);
		2877
		2878	sub cf::client::send_msg {
		2879	my ($self, $channel, $msg, $color, @extra) = @_;
		2880
		2881	$msg = $self->pl->expand_cfpod ($msg);
		2882
		2883	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2884
		2885	# check predefined channels, for the benefit of C
		2886	if ($CHANNEL{$channel}) {
		2887	$channel = $CHANNEL{$channel};
		2888
		2889	$self->ext_msg (channel_info => $channel)
		2890	if $self->can_msg;
		2891
		2892	$channel = $channel->{id};
		2893
		2894	} elsif (ref $channel) {
		2895	# send meta info to client, if not yet sent
		2896	unless (exists $self->{channel}{$channel->{id}}) {
		2897	$self->{channel}{$channel->{id}} = $channel;
		2898	$self->ext_msg (channel_info => $channel)
		2899	if $self->can_msg;
		2900	}
		2901
		2902	$channel = $channel->{id};
		2903	}
		2904
		2905	return unless @extra || length $msg;
		2906
		2907	if ($self->can_msg) {
		2908	# default colour, mask it out
		2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2910	if $color & cf::NDI_DEF;
		2911
		2912	my $pkt = "msg "
		2913	. $self->{json_coder}->encode (
		2914	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2915	);
		2916
		2917	# try lzf for large packets
		2918	$pkt = "lzf " . Compress::LZF::compress $pkt
		2919	if 1024 <= length $pkt and $self->{can_lzf};
		2920
		2921	# split very large packets
		2922	if (8192 < length $pkt and $self->{can_lzf}) {
		2923	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2924	$pkt = "frag";
		2925	}
		2926
		2927	$self->send_packet ($pkt);
		2928	} else {
		2929	if ($color >= 0) {
		2930	# replace some tags by gcfclient-compatible ones
		2931	for ($msg) {
		2932	1 while
		2933	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2934	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2935	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2936	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2937	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2938	}
		2939
		2940	$color &= cf::NDI_COLOR_MASK;
		2941
		2942	utf8::encode $msg;
		2943
		2944	if (0 && $msg =~ /\[/) {
		2945	# COMMAND/INFO
		2946	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2947	} else {
		2948	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2949	$self->send_packet ("drawinfo $color $msg")
		2950	}
		2951	}
		2952	}
		2953	}
		2954
2054	=item $client->ext_event ($type, %msg)	2955	=item $client->ext_msg ($type, @msg)
2055		2956
2056	Sends an exti event to the client.	2957	Sends an ext event to the client.
2057		2958
2058	=cut	2959	=cut
2059		2960
2060	sub cf::client::ext_event($$%) {	2961	sub cf::client::ext_msg($$@) {
2061	my ($self, $type, %msg) = @_;	2962	my ($self, $type, @msg) = @_;
2062		2963
		2964	if ($self->extcmd == 2) {
		2965	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2966	} elsif ($self->extcmd == 1) { # TODO: remove
2063	$msg{msgtype} = "event_$type";	2967	push @msg, msgtype => "event_$type";
2064	$self->send_packet ("ext " . cf::to_json \%msg);	2968	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2969	}
		2970	}
		2971
		2972	=item $client->ext_reply ($msgid, @msg)
		2973
		2974	Sends an ext reply to the client.
		2975
		2976	=cut
		2977
		2978	sub cf::client::ext_reply($$@) {
		2979	my ($self, $id, @msg) = @_;
		2980
		2981	if ($self->extcmd == 2) {
		2982	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2983	} elsif ($self->extcmd == 1) {
		2984	#TODO: version 1, remove
		2985	unshift @msg, msgtype => "reply", msgid => $id;
		2986	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2987	}
2065	}	2988	}
2066		2989
2067	=item $success = $client->query ($flags, "text", \&cb)	2990	=item $success = $client->query ($flags, "text", \&cb)
2068		2991
2069	Queues a query to the client, calling the given callback with	2992	Queues a query to the client, calling the given callback with
2070	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2993	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2071	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2994	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2072		2995
2073	Queries can fail, so check the return code. Or don't, as queries will become	2996	Queries can fail, so check the return code. Or don't, as queries will
2074	reliable at some point in the future.	2997	become reliable at some point in the future.
2075		2998
2076	=cut	2999	=cut
2077		3000
2078	sub cf::client::query {	3001	sub cf::client::query {
2079	my ($self, $flags, $text, $cb) = @_;	3002	my ($self, $flags, $text, $cb) = @_;
…		…
2087	utf8::encode $text;	3010	utf8::encode $text;
2088	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	3011	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2089		3012
2090	$self->send_packet ($self->{query_queue}[0][0])	3013	$self->send_packet ($self->{query_queue}[0][0])
2091	if @{ $self->{query_queue} } == 1;	3014	if @{ $self->{query_queue} } == 1;
		3015
		3016	1
2092	}	3017	}
2093		3018
2094	cf::client->attach (	3019	cf::client->attach (
		3020	on_connect => sub {
		3021	my ($ns) = @_;
		3022
		3023	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3024	},
2095	on_reply => sub {	3025	on_reply => sub {
2096	my ($ns, $msg) = @_;	3026	my ($ns, $msg) = @_;
2097		3027
2098	# this weird shuffling is so that direct followup queries	3028	# this weird shuffling is so that direct followup queries
2099	# get handled first	3029	# get handled first
…		…
2111	} else {	3041	} else {
2112	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3042	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2113	}	3043	}
2114	}	3044	}
2115	},	3045	},
		3046	on_exticmd => sub {
		3047	my ($ns, $buf) = @_;
		3048
		3049	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3050
		3051	if (ref $msg) {
		3052	my ($type, $reply, @payload) =
		3053	"ARRAY" eq ref $msg
		3054	? @$msg
		3055	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3056
		3057	my @reply;
		3058
		3059	if (my $cb = $EXTICMD{$type}) {
		3060	@reply = $cb->($ns, @payload);
		3061	}
		3062
		3063	$ns->ext_reply ($reply, @reply)
		3064	if $reply;
		3065
		3066	} else {
		3067	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3068	}
		3069
		3070	cf::override;
		3071	},
2116	);	3072	);
2117		3073
2118	=item $client->async (\&cb)	3074	=item $client->async (\&cb)
2119		3075
2120	Create a new coroutine, running the specified callback. The coroutine will	3076	Create a new coroutine, running the specified callback. The coroutine will
…		…
2161	our $safe = new Safe "safe";	3117	our $safe = new Safe "safe";
2162	our $safe_hole = new Safe::Hole;	3118	our $safe_hole = new Safe::Hole;
2163		3119
2164	$SIG{FPE} = 'IGNORE';	3120	$SIG{FPE} = 'IGNORE';
2165		3121
2166	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3122	$safe->permit_only (Opcode::opset qw(
		3123	:base_core :base_mem :base_orig :base_math
		3124	grepstart grepwhile mapstart mapwhile
		3125	sort time
		3126	));
2167		3127
2168	# here we export the classes and methods available to script code	3128	# here we export the classes and methods available to script code
2169		3129
2170	=pod	3130	=pod
2171		3131
2172	The following functions and methods are available within a safe environment:	3132	The following functions and methods are available within a safe environment:
2173		3133
2174	cf::object contr pay_amount pay_player map	3134	cf::object
		3135	contr pay_amount pay_player map x y force_find force_add destroy
		3136	insert remove name archname title slaying race decrease split
		3137
2175	cf::object::player player	3138	cf::object::player
2176	cf::player peaceful	3139	player
2177	cf::map trigger	3140
		3141	cf::player
		3142	peaceful
		3143
		3144	cf::map
		3145	trigger
2178		3146
2179	=cut	3147	=cut
2180		3148
2181	for (	3149	for (
2182	["cf::object" => qw(contr pay_amount pay_player map)],	3150	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3151	insert remove inv nrof name archname title slaying race
		3152	decrease split destroy change_exp)],
2183	["cf::object::player" => qw(player)],	3153	["cf::object::player" => qw(player)],
2184	["cf::player" => qw(peaceful)],	3154	["cf::player" => qw(peaceful)],
2185	["cf::map" => qw(trigger)],	3155	["cf::map" => qw(trigger)],
2186	) {	3156	) {
2187	no strict 'refs';	3157	no strict 'refs';
…		…
2258	=back	3228	=back
2259		3229
2260	=cut	3230	=cut
2261		3231
2262	#############################################################################	3232	#############################################################################
2263
2264	=head2 EXTENSION DATABASE SUPPORT
2265
2266	Crossfire maintains a very simple database for extension use. It can
2267	currently store anything that can be serialised using Storable, which
2268	excludes objects.
2269
2270	The parameter C<$family> should best start with the name of the extension
2271	using it, it should be unique.
2272
2273	=over 4
2274
2275	=item $value = cf::db_get $family => $key
2276
2277	Returns a single value from the database.
2278
2279	=item cf::db_put $family => $key => $value
2280
2281	Stores the given C<$value> in the family.
2282
2283	=cut
2284
2285	our $DB;
2286
2287	sub db_init {
2288	unless ($DB) {
2289	$DB = BDB::db_create $DB_ENV;
2290
2291	cf::sync_job {
2292	eval {
2293	$DB->set_flags (BDB::CHKSUM);
2294
2295	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2296	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2297	cf::cleanup "db_open(db): $!" if $!;
2298	};
2299	cf::cleanup "db_open(db): $@" if $@;
2300	};
2301
2302	my $path = cf::localdir . "/database.pst";
2303	if (stat $path) {
2304	cf::sync_job {
2305	my $pst = Storable::retrieve $path;
2306
2307	cf::db_put (board => data => $pst->{board});
2308	cf::db_put (guildrules => data => $pst->{guildrules});
2309	cf::db_put (rent => balance => $pst->{rent}{balance});
2310	BDB::db_env_txn_checkpoint $DB_ENV;
2311
2312	unlink $path;
2313	};
2314	}
2315	}
2316	}
2317
2318	sub db_get($$) {
2319	my $key = "$_[0]/$_[1]";
2320
2321	cf::sync_job {
2322	BDB::db_get $DB, undef, $key, my $data;
2323
2324	$! ? ()
2325	: Compress::LZF::sthaw $data
2326	}
2327	}
2328
2329	sub db_put($$$) {
2330	BDB::dbreq_pri 4;
2331	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2332	}
2333
2334	#############################################################################
2335	# the server's init and main functions	3233	# the server's init and main functions
2336		3234
2337	sub load_facedata {	3235	sub load_facedata($) {
2338	my $path = sprintf "%s/facedata", cf::datadir;	3236	my ($path) = @_;
		3237
		3238	# HACK to clear player env face cache, we need some signal framework
		3239	# for this (global event?)
		3240	%ext::player_env::MUSIC_FACE_CACHE = ();
		3241
		3242	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2339		3243
2340	warn "loading facedata from $path\n";	3244	warn "loading facedata from $path\n";
2341		3245
2342	my $facedata;	3246	my $facedata;
2343	0 < aio_load $path, $facedata	3247	0 < aio_load $path, $facedata
…		…
2346	$facedata = Coro::Storable::thaw $facedata;	3250	$facedata = Coro::Storable::thaw $facedata;
2347		3251
2348	$facedata->{version} == 2	3252	$facedata->{version} == 2
2349	or cf::cleanup "$path: version mismatch, cannot proceed.";	3253	or cf::cleanup "$path: version mismatch, cannot proceed.";
2350		3254
		3255	# patch in the exptable
		3256	$facedata->{resource}{"res/exp_table"} = {
		3257	type => FT_RSRC,
		3258	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3259	};
		3260	cf::cede_to_tick;
		3261
2351	{	3262	{
2352	my $faces = $facedata->{faceinfo};	3263	my $faces = $facedata->{faceinfo};
2353		3264
2354	while (my ($face, $info) = each %$faces) {	3265	while (my ($face, $info) = each %$faces) {
2355	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3266	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3267
2356	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3268	cf::face::set_visibility $idx, $info->{visibility};
		3269	cf::face::set_magicmap $idx, $info->{magicmap};
2357	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3270	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2358	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3271	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2359	Coro::cede;	3272
		3273	cf::cede_to_tick;
2360	}	3274	}
2361		3275
2362	while (my ($face, $info) = each %$faces) {	3276	while (my ($face, $info) = each %$faces) {
2363	next unless $info->{smooth};	3277	next unless $info->{smooth};
		3278
2364	my $idx = cf::face::find $face	3279	my $idx = cf::face::find $face
2365	or next;	3280	or next;
		3281
2366	if (my $smooth = cf::face::find $info->{smooth}) {	3282	if (my $smooth = cf::face::find $info->{smooth}) {
		3283	cf::face::set_smooth $idx, $smooth;
2367	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3284	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2368	} else {	3285	} else {
2369	warn "smooth face '$info->{smooth}' not found for face '$face'";	3286	warn "smooth face '$info->{smooth}' not found for face '$face'";
2370	}	3287	}
2371	Coro::cede;	3288
		3289	cf::cede_to_tick;
2372	}	3290	}
2373	}	3291	}
2374		3292
2375	{	3293	{
2376	my $anims = $facedata->{animinfo};	3294	my $anims = $facedata->{animinfo};
2377		3295
2378	while (my ($anim, $info) = each %$anims) {	3296	while (my ($anim, $info) = each %$anims) {
2379	cf::anim::set $anim, $info->{frames}, $info->{facings};	3297	cf::anim::set $anim, $info->{frames}, $info->{facings};
2380	Coro::cede;	3298	cf::cede_to_tick;
2381	}	3299	}
2382		3300
2383	cf::anim::invalidate_all; # d'oh	3301	cf::anim::invalidate_all; # d'oh
2384	}	3302	}
2385		3303
		3304	{
		3305	# TODO: for gcfclient pleasure, we should give resources
		3306	# that gcfclient doesn't grok a >10000 face index.
		3307	my $res = $facedata->{resource};
		3308
		3309	while (my ($name, $info) = each %$res) {
		3310	if (defined $info->{type}) {
		3311	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3312	my $data;
		3313
		3314	if ($info->{type} & 1) {
		3315	# prepend meta info
		3316
		3317	my $meta = $enc->encode ({
		3318	name => $name,
		3319	%{ $info->{meta} || {} },
		3320	});
		3321
		3322	$data = pack "(w/a*)*", $meta, $info->{data};
		3323	} else {
		3324	$data = $info->{data};
		3325	}
		3326
		3327	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3328	cf::face::set_type $idx, $info->{type};
		3329	} else {
		3330	$RESOURCE{$name} = $info;
		3331	}
		3332
		3333	cf::cede_to_tick;
		3334	}
		3335	}
		3336
		3337	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3338
2386	1	3339	1
2387	}	3340	}
2388		3341
		3342	cf::global->attach (on_resource_update => sub {
		3343	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3344	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3345
		3346	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3347	my $sound = $soundconf->{compat}[$_]
		3348	or next;
		3349
		3350	my $face = cf::face::find "sound/$sound->[1]";
		3351	cf::sound::set $sound->[0] => $face;
		3352	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3353	}
		3354
		3355	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3356	my $face = cf::face::find "sound/$v";
		3357	cf::sound::set $k => $face;
		3358	}
		3359	}
		3360	});
		3361
		3362	register_exticmd fx_want => sub {
		3363	my ($ns, $want) = @_;
		3364
		3365	while (my ($k, $v) = each %$want) {
		3366	$ns->fx_want ($k, $v);
		3367	}
		3368	};
		3369
		3370	sub load_resource_file($) {
		3371	my $guard = lock_acquire "load_resource_file";
		3372
		3373	my $status = load_resource_file_ $_[0];
		3374	get_slot 0.1, 100;
		3375	cf::arch::commit_load;
		3376
		3377	$status
		3378	}
		3379
		3380	sub reload_regions {
		3381	# HACK to clear player env face cache, we need some signal framework
		3382	# for this (global event?)
		3383	%ext::player_env::MUSIC_FACE_CACHE = ();
		3384
		3385	load_resource_file "$MAPDIR/regions"
		3386	or die "unable to load regions file\n";
		3387
		3388	for (cf::region::list) {
		3389	$_->{match} = qr/$_->{match}/
		3390	if exists $_->{match};
		3391	}
		3392	}
		3393
		3394	sub reload_facedata {
		3395	load_facedata "$DATADIR/facedata"
		3396	or die "unable to load facedata\n";
		3397	}
		3398
		3399	sub reload_archetypes {
		3400	load_resource_file "$DATADIR/archetypes"
		3401	or die "unable to load archetypes\n";
		3402	}
		3403
		3404	sub reload_treasures {
		3405	load_resource_file "$DATADIR/treasures"
		3406	or die "unable to load treasurelists\n";
		3407	}
		3408
2389	sub reload_resources {	3409	sub reload_resources {
2390	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir	3410	warn "reloading resource files...\n";
2391	or die "unable to load regions file\n";#d#	3411
2392	load_facedata	3412	reload_facedata;
2393	or die "unable to load facedata\n";#d#	3413	reload_archetypes;
		3414	reload_regions;
		3415	reload_treasures;
		3416
		3417	warn "finished reloading resource files\n";
2394	}	3418	}
2395		3419
2396	sub init {	3420	sub init {
		3421	my $guard = freeze_mainloop;
		3422
		3423	evthread_start IO::AIO::poll_fileno;
		3424
2397	reload_resources;	3425	reload_resources;
2398	}	3426	}
2399		3427
2400	sub cfg_load {	3428	sub reload_config {
2401	open my $fh, "<:utf8", cf::confdir . "/config"	3429	open my $fh, "<:utf8", "$CONFDIR/config"
2402	or return;	3430	or return;
2403		3431
2404	local $/;	3432	local $/;
2405	*CFG = YAML::Syck::Load <$fh>;	3433	*CFG = YAML::Load <$fh>;
2406		3434
2407	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3435	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2408		3436
2409	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3437	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2410	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3438	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2421	sub main {	3449	sub main {
2422	# we must not ever block the main coroutine	3450	# we must not ever block the main coroutine
2423	local $Coro::idle = sub {	3451	local $Coro::idle = sub {
2424	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3452	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2425	(async {	3453	(async {
2426	Event::one_event;	3454	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3455	EV::loop EV::LOOP_ONESHOT;
2427	})->prio (Coro::PRIO_MAX);	3456	})->prio (Coro::PRIO_MAX);
2428	};	3457	};
2429		3458
2430	cfg_load;	3459	{
		3460	my $guard = freeze_mainloop;
		3461	reload_config;
2431	db_init;	3462	db_init;
2432	load_extensions;	3463	load_extensions;
2433		3464
2434	$TICK_WATCHER->start;	3465	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3466	}
		3467
2435	Event::loop;	3468	EV::loop;
2436	}	3469	}
2437		3470
2438	#############################################################################	3471	#############################################################################
2439	# initialisation and cleanup	3472	# initialisation and cleanup
2440		3473
2441	# install some emergency cleanup handlers	3474	# install some emergency cleanup handlers
2442	BEGIN {	3475	BEGIN {
		3476	our %SIGWATCHER = ();
2443	for my $signal (qw(INT HUP TERM)) {	3477	for my $signal (qw(INT HUP TERM)) {
2444	Event->signal (	3478	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2445	reentrant => 0,
2446	data => WF_AUTOCANCEL,
2447	signal => $signal,
2448	prio => 0,
2449	cb => sub {
2450	cf::cleanup "SIG$signal";	3479	cf::cleanup "SIG$signal";
2451	},
2452	);	3480	};
		3481	}
		3482	}
		3483
		3484	sub write_runtime_sync {
		3485	my $runtime = "$LOCALDIR/runtime";
		3486
		3487	# first touch the runtime file to show we are still running:
		3488	# the fsync below can take a very very long time.
		3489
		3490	IO::AIO::aio_utime $runtime, undef, undef;
		3491
		3492	my $guard = cf::lock_acquire "write_runtime";
		3493
		3494	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3495	or return;
		3496
		3497	my $value = $cf::RUNTIME + 90 + 10;
		3498	# 10 is the runtime save interval, for a monotonic clock
		3499	# 60 allows for the watchdog to kill the server.
		3500
		3501	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3502	and return;
		3503
		3504	# always fsync - this file is important
		3505	aio_fsync $fh
		3506	and return;
		3507
		3508	# touch it again to show we are up-to-date
		3509	aio_utime $fh, undef, undef;
		3510
		3511	close $fh
		3512	or return;
		3513
		3514	aio_rename "$runtime~", $runtime
		3515	and return;
		3516
		3517	warn "runtime file written.\n";
		3518
2453	}	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3537	$uuid_skip = 0;
		3538
		3539	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3540	and return;
		3541
		3542	# always fsync - this file is important
		3543	aio_fsync $fh
		3544	and return;
		3545
		3546	close $fh
		3547	or return;
		3548
		3549	aio_rename "$uuid~", $uuid
		3550	and return;
		3551
		3552	warn "uuid file written ($value).\n";
		3553
		3554	1
		3555
		3556	}
		3557
		3558	sub write_uuid($$) {
		3559	my ($skip, $sync) = @_;
		3560
		3561	$sync ? write_uuid_sync $skip
		3562	: async { write_uuid_sync $skip };
2454	}	3563	}
2455		3564
2456	sub emergency_save() {	3565	sub emergency_save() {
2457	my $freeze_guard = cf::freeze_mainloop;	3566	my $freeze_guard = cf::freeze_mainloop;
2458		3567
…		…
2464	# and maps saved/destroyed asynchronously.	3573	# and maps saved/destroyed asynchronously.
2465	warn "begin emergency player save\n";	3574	warn "begin emergency player save\n";
2466	for my $login (keys %cf::PLAYER) {	3575	for my $login (keys %cf::PLAYER) {
2467	my $pl = $cf::PLAYER{$login} or next;	3576	my $pl = $cf::PLAYER{$login} or next;
2468	$pl->valid or next;	3577	$pl->valid or next;
		3578	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2469	$pl->save;	3579	$pl->save;
2470	}	3580	}
2471	warn "end emergency player save\n";	3581	warn "end emergency player save\n";
2472		3582
2473	warn "begin emergency map save\n";	3583	warn "begin emergency map save\n";
…		…
2479	warn "end emergency map save\n";	3589	warn "end emergency map save\n";
2480		3590
2481	warn "begin emergency database checkpoint\n";	3591	warn "begin emergency database checkpoint\n";
2482	BDB::db_env_txn_checkpoint $DB_ENV;	3592	BDB::db_env_txn_checkpoint $DB_ENV;
2483	warn "end emergency database checkpoint\n";	3593	warn "end emergency database checkpoint\n";
		3594
		3595	warn "begin write uuid\n";
		3596	write_uuid_sync 1;
		3597	warn "end write uuid\n";
2484	};	3598	};
2485		3599
2486	warn "leave emergency perl save\n";	3600	warn "leave emergency perl save\n";
2487	}	3601	}
2488		3602
…		…
2491		3605
2492	warn Carp::longmess "post_cleanup backtrace"	3606	warn Carp::longmess "post_cleanup backtrace"
2493	if $make_core;	3607	if $make_core;
2494	}	3608	}
2495		3609
		3610	# a safer delete_package, copied from Symbol
		3611	sub clear_package($) {
		3612	my $pkg = shift;
		3613
		3614	# expand to full symbol table name if needed
		3615	unless ($pkg =~ /^main::.*::$/) {
		3616	$pkg = "main$pkg" if $pkg =~ /^::/;
		3617	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3618	$pkg .= '::' unless $pkg =~ /::$/;
		3619	}
		3620
		3621	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3622	my $stem_symtab = *{$stem}{HASH};
		3623
		3624	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3625	or return;
		3626
		3627	# clear all symbols
		3628	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3629	for my $name (keys %$leaf_symtab) {
		3630	_gv_clear *{"$pkg$name"};
		3631	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3632	}
		3633	warn "cleared package #$pkg\n";#d#
		3634	}
		3635
		3636	our $RELOAD; # how many times to reload
		3637
2496	sub reload() {	3638	sub do_reload_perl() {
2497	# can/must only be called in main	3639	# can/must only be called in main
2498	if ($Coro::current != $Coro::main) {	3640	if ($Coro::current != $Coro::main) {
2499	warn "can only reload from main coroutine";	3641	warn "can only reload from main coroutine";
2500	return;	3642	return;
2501	}	3643	}
2502		3644
		3645	return if $RELOAD++;
		3646
		3647	while ($RELOAD) {
2503	warn "reloading...";	3648	warn "reloading...";
2504		3649
2505	warn "entering sync_job";	3650	warn "entering sync_job";
2506		3651
2507	cf::sync_job {	3652	cf::sync_job {
2508	cf::write_runtime; # external watchdog should not bark	3653	cf::write_runtime_sync; # external watchdog should not bark
2509	cf::emergency_save;	3654	cf::emergency_save;
2510	cf::write_runtime; # external watchdog should not bark	3655	cf::write_runtime_sync; # external watchdog should not bark
2511		3656
2512	warn "syncing database to disk";	3657	warn "syncing database to disk";
2513	BDB::db_env_txn_checkpoint $DB_ENV;	3658	BDB::db_env_txn_checkpoint $DB_ENV;
2514		3659
2515	# if anything goes wrong in here, we should simply crash as we already saved	3660	# if anything goes wrong in here, we should simply crash as we already saved
2516		3661
2517	warn "cancelling all WF_AUTOCANCEL watchers";
2518	for (Event::all_watchers) {
2519	$_->cancel if $_->data & WF_AUTOCANCEL;
2520	}
2521
2522	warn "flushing outstanding aio requests";	3662	warn "flushing outstanding aio requests";
2523	for (;;) {
2524	BDB::flush;
2525	IO::AIO::flush;
2526	Coro::cede;
2527	last unless IO::AIO::nreqs || BDB::nreqs;	3663	while (IO::AIO::nreqs || BDB::nreqs) {
2528	warn "iterate...";	3664	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2529	}
2530
2531	++$RELOAD;
2532
2533	warn "cancelling all extension coros";
2534	$_->cancel for values %EXT_CORO;
2535	%EXT_CORO = ();
2536
2537	warn "removing commands";
2538	%COMMAND = ();
2539
2540	warn "removing ext commands";
2541	%EXTCMD = ();
2542
2543	warn "unloading/nuking all extensions";
2544	for my $pkg (@EXTS) {
2545	warn "... unloading $pkg";
2546
2547	if (my $cb = $pkg->can ("unload")) {
2548	eval {
2549	$cb->($pkg);
2550	1
2551	} or warn "$pkg unloaded, but with errors: $@";
2552	}	3665	}
2553		3666
2554	warn "... nuking $pkg";	3667	warn "cancelling all extension coros";
2555	Symbol::delete_package $pkg;	3668	$_->cancel for values %EXT_CORO;
2556	}	3669	%EXT_CORO = ();
2557		3670
2558	warn "unloading all perl modules loaded from $LIBDIR";	3671	warn "removing commands";
2559	while (my ($k, $v) = each %INC) {	3672	%COMMAND = ();
2560	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2561		3673
		3674	warn "removing ext/exti commands";
		3675	%EXTCMD = ();
		3676	%EXTICMD = ();
		3677
		3678	warn "unloading/nuking all extensions";
		3679	for my $pkg (@EXTS) {
2562	warn "... unloading $k";	3680	warn "... unloading $pkg";
2563	delete $INC{$k};
2564		3681
2565	$k =~ s/\.pm$//;
2566	$k =~ s/\//::/g;
2567
2568	if (my $cb = $k->can ("unload_module")) {	3682	if (my $cb = $pkg->can ("unload")) {
		3683	eval {
2569	$cb->();	3684	$cb->($pkg);
		3685	1
		3686	} or warn "$pkg unloaded, but with errors: $@";
		3687	}
		3688
		3689	warn "... clearing $pkg";
		3690	clear_package $pkg;
2570	}	3691	}
2571		3692
2572	Symbol::delete_package $k;	3693	warn "unloading all perl modules loaded from $LIBDIR";
		3694	while (my ($k, $v) = each %INC) {
		3695	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3696
		3697	warn "... unloading $k";
		3698	delete $INC{$k};
		3699
		3700	$k =~ s/\.pm$//;
		3701	$k =~ s/\//::/g;
		3702
		3703	if (my $cb = $k->can ("unload_module")) {
		3704	$cb->();
		3705	}
		3706
		3707	clear_package $k;
2573	}	3708	}
2574		3709
2575	warn "getting rid of safe::, as good as possible";	3710	warn "getting rid of safe::, as good as possible";
2576	Symbol::delete_package "safe::$_"	3711	clear_package "safe::$_"
2577	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3712	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2578		3713
2579	warn "unloading cf.pm \"a bit\"";	3714	warn "unloading cf.pm \"a bit\"";
2580	delete $INC{"cf.pm"};	3715	delete $INC{"cf.pm"};
		3716	delete $INC{"cf/pod.pm"};
2581		3717
2582	# don't, removes xs symbols, too,	3718	# don't, removes xs symbols, too,
2583	# and global variables created in xs	3719	# and global variables created in xs
2584	#Symbol::delete_package __PACKAGE__;	3720	#clear_package __PACKAGE__;
2585		3721
2586	warn "unload completed, starting to reload now";	3722	warn "unload completed, starting to reload now";
2587		3723
2588	warn "reloading cf.pm";	3724	warn "reloading cf.pm";
2589	require cf;	3725	require cf;
2590	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3726	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2591		3727
2592	warn "loading config and database again";	3728	warn "loading config and database again";
2593	cf::cfg_load;	3729	cf::reload_config;
2594		3730
2595	warn "loading extensions";	3731	warn "loading extensions";
2596	cf::load_extensions;	3732	cf::load_extensions;
2597		3733
2598	warn "reattaching attachments to objects/players";	3734	warn "reattaching attachments to objects/players";
2599	_global_reattach; # objects, sockets	3735	_global_reattach; # objects, sockets
2600	warn "reattaching attachments to maps";	3736	warn "reattaching attachments to maps";
2601	reattach $_ for values %MAP;	3737	reattach $_ for values %MAP;
2602	warn "reattaching attachments to players";	3738	warn "reattaching attachments to players";
2603	reattach $_ for values %PLAYER;	3739	reattach $_ for values %PLAYER;
2604		3740
2605	warn "loading reloadable resources";
2606	reload_resources;
2607
2608	warn "leaving sync_job";	3741	warn "leaving sync_job";
2609		3742
2610	1	3743	1
2611	} or do {	3744	} or do {
2612	warn $@;	3745	warn $@;
2613	warn "error while reloading, exiting.";	3746	cf::cleanup "error while reloading, exiting.";
2614	exit 1;	3747	};
		3748
		3749	warn "reloaded";
		3750	--$RELOAD;
		3751	}
		3752	};
		3753
		3754	our $RELOAD_WATCHER; # used only during reload
		3755
		3756	sub reload_perl() {
		3757	# doing reload synchronously and two reloads happen back-to-back,
		3758	# coro crashes during coro_state_free->destroy here.
		3759
		3760	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
		3761	do_reload_perl;
		3762	undef $RELOAD_WATCHER;
2615	};	3763	};
2616		3764	}
2617	warn "reloaded";
2618	};
2619
2620	our $RELOAD_WATCHER; # used only during reload
2621		3765
2622	register_command "reload" => sub {	3766	register_command "reload" => sub {
2623	my ($who, $arg) = @_;	3767	my ($who, $arg) = @_;
2624		3768
2625	if ($who->flag (FLAG_WIZ)) {	3769	if ($who->flag (FLAG_WIZ)) {
2626	$who->message ("reloading server.");	3770	$who->message ("reloading server.");
2627		3771	async {
2628	# doing reload synchronously and two reloads happen back-to-back,	3772	$Coro::current->{desc} = "perl_reload";
2629	# coro crashes during coro_state_free->destroy here.
2630
2631	$RELOAD_WATCHER ||= Event->timer (
2632	reentrant => 0,
2633	after => 0,
2634	data => WF_AUTOCANCEL,
2635	cb => sub {
2636	reload;	3773	reload_perl;
2637	undef $RELOAD_WATCHER;
2638	},
2639	);	3774	};
2640	}	3775	}
2641	};	3776	};
2642		3777
2643	unshift @INC, $LIBDIR;	3778	unshift @INC, $LIBDIR;
2644		3779
…		…
2646		3781
2647	our @WAIT_FOR_TICK;	3782	our @WAIT_FOR_TICK;
2648	our @WAIT_FOR_TICK_BEGIN;	3783	our @WAIT_FOR_TICK_BEGIN;
2649		3784
2650	sub wait_for_tick {	3785	sub wait_for_tick {
		3786	return if tick_inhibit || $Coro::current == $Coro::main;
		3787
2651	my $signal = new Coro::Signal;	3788	my $signal = new Coro::Signal;
2652	push @WAIT_FOR_TICK, $signal;	3789	push @WAIT_FOR_TICK, $signal;
2653	$signal->wait;	3790	$signal->wait;
2654	}	3791	}
2655		3792
2656	sub wait_for_tick_begin {	3793	sub wait_for_tick_begin {
		3794	return if tick_inhibit || $Coro::current == $Coro::main;
		3795
2657	my $signal = new Coro::Signal;	3796	my $signal = new Coro::Signal;
2658	push @WAIT_FOR_TICK_BEGIN, $signal;	3797	push @WAIT_FOR_TICK_BEGIN, $signal;
2659	$signal->wait;	3798	$signal->wait;
2660	}	3799	}
2661		3800
2662	$TICK_WATCHER = Event->timer (	3801	sub tick {
2663	reentrant => 0,
2664	parked => 1,
2665	prio => 0,
2666	at => $NEXT_TICK || $TICK,
2667	data => WF_AUTOCANCEL,
2668	cb => sub {
2669	if ($Coro::current != $Coro::main) {	3802	if ($Coro::current != $Coro::main) {
2670	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3803	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2671	unless ++$bug_warning > 10;	3804	unless ++$bug_warning > 10;
2672	return;	3805	return;
2673	}	3806	}
2674		3807
2675	$NOW = Event::time;
2676
2677	cf::server_tick; # one server iteration	3808	cf::server_tick; # one server iteration
2678	$RUNTIME += $TICK;
2679	$NEXT_TICK += $TICK;
2680		3809
2681	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3810	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2682	$NEXT_RUNTIME_WRITE = $NOW + 10;	3811	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2683	Coro::async_pool {	3812	Coro::async_pool {
		3813	$Coro::current->{desc} = "runtime saver";
2684	write_runtime	3814	write_runtime_sync
2685	or warn "ERROR: unable to write runtime file: $!";	3815	or warn "ERROR: unable to write runtime file: $!";
2686	};
2687	}	3816	};
		3817	}
2688		3818
2689	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3819	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2690	$sig->send;	3820	$sig->send;
2691	}	3821	}
2692	while (my $sig = shift @WAIT_FOR_TICK) {	3822	while (my $sig = shift @WAIT_FOR_TICK) {
2693	$sig->send;	3823	$sig->send;
2694	}
2695
2696	# my $AFTER = Event::time;
2697	# warn $AFTER - $NOW;#d#
2698
2699	# if we are delayed by four ticks or more, skip them all
2700	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;
2701
2702	$TICK_WATCHER->at ($NEXT_TICK);
2703	$TICK_WATCHER->start;
2704	},	3824	}
2705	);	3825
		3826	$LOAD = ($NOW - $TICK_START) / $TICK;
		3827	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
		3828
		3829	if (0) {
		3830	if ($NEXT_TICK) {
		3831	my $jitter = $TICK_START - $NEXT_TICK;
		3832	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3833	warn "jitter $JITTER\n";#d#
		3834	}
		3835	}
		3836	}
2706		3837
2707	{	3838	{
2708	BDB::max_poll_time $TICK * 0.1;	3839	# configure BDB
2709	$BDB_POLL_WATCHER = Event->io (	3840
2710	reentrant => 0,
2711	fd => BDB::poll_fileno,
2712	poll => 'r',
2713	prio => 0,
2714	data => WF_AUTOCANCEL,
2715	cb => \&BDB::poll_cb,
2716	);
2717	BDB::min_parallel 8;	3841	BDB::min_parallel 8;
2718		3842	BDB::max_poll_reqs $TICK * 0.1;
2719	BDB::set_sync_prepare {	3843	$AnyEvent::BDB::WATCHER->priority (1);
2720	my $status;
2721	my $current = $Coro::current;
2722	(
2723	sub {
2724	$status = $!;
2725	$current->ready; undef $current;
2726	},
2727	sub {
2728	Coro::schedule while defined $current;
2729	$! = $status;
2730	},
2731	)
2732	};
2733		3844
2734	unless ($DB_ENV) {	3845	unless ($DB_ENV) {
2735	$DB_ENV = BDB::db_env_create;	3846	$DB_ENV = BDB::db_env_create;
		3847	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3848	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3849	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3850	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3851	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
2736		3852
2737	cf::sync_job {	3853	cf::sync_job {
2738	eval {	3854	eval {
2739	BDB::db_env_open	3855	BDB::db_env_open
2740	$DB_ENV,	3856	$DB_ENV,
2741	$BDB_ENV_DIR,	3857	$BDBDIR,
2742	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3858	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2743	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3859	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2744	0666;	3860	0666;
2745		3861
2746	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;	3862	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2747
2748	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2749	$DB_ENV->set_lk_detect;
2750	};	3863	};
2751		3864
2752	cf::cleanup "db_env_open(db): $@" if $@;	3865	cf::cleanup "db_env_open(db): $@" if $@;
2753	};	3866	};
2754	}	3867	}
		3868
		3869	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3870	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3871	};
		3872	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3873	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3874	};
		3875	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3876	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3877	};
2755	}	3878	}
2756		3879
2757	{	3880	{
		3881	# configure IO::AIO
		3882
2758	IO::AIO::min_parallel 8;	3883	IO::AIO::min_parallel 8;
2759
2760	undef $Coro::AIO::WATCHER;
2761	IO::AIO::max_poll_time $TICK * 0.1;	3884	IO::AIO::max_poll_time $TICK * 0.1;
2762	$AIO_POLL_WATCHER = Event->io (	3885	undef $AnyEvent::AIO::WATCHER;
2763	reentrant => 0,
2764	data => WF_AUTOCANCEL,
2765	fd => IO::AIO::poll_fileno,
2766	poll => 'r',
2767	prio => 6,
2768	cb => \&IO::AIO::poll_cb,
2769	);
2770	}	3886	}
		3887
		3888	my $_log_backtrace;
		3889
		3890	sub _log_backtrace {
		3891	my ($msg, @addr) = @_;
		3892
		3893	$msg =~ s/\n//;
		3894
		3895	# limit the # of concurrent backtraces
		3896	if ($_log_backtrace < 2) {
		3897	++$_log_backtrace;
		3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
		3901	my @bt = fork_call {
		3902	@addr = map { sprintf "%x", $_ } @addr;
		3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
		3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
		3905	or die "addr2line: $!";
		3906
		3907	my @funcs;
		3908	my @res = <$fh>;
		3909	chomp for @res;
		3910	while (@res) {
		3911	my ($func, $line) = splice @res, 0, 2, ();
		3912	push @funcs, "[$func] $line";
		3913	}
		3914
		3915	@funcs
		3916	};
		3917
		3918	LOG llevInfo, "[ABT] $msg\n";
		3919	LOG llevInfo, "[ABT] $_\n" for @bt;
		3920	--$_log_backtrace;
		3921	};
		3922	} else {
		3923	LOG llevInfo, "[ABT] $msg\n";
		3924	LOG llevInfo, "[ABT] [suppressed]\n";
		3925	}
		3926	}
		3927
		3928	# load additional modules
		3929	use cf::pod;
2771		3930
2772	END { cf::emergency_save }	3931	END { cf::emergency_save }
2773		3932
2774	1	3933	1
2775		3934

Diff Legend

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