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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.410 by root, Tue Jan 15 12:02:24 2008 UTC vs.
Revision 1.573 by root, Sun May 8 12:40:42 2011 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# 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 Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.32 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
18	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
23	use Coro::BDB;	49	use Coro::BDB 1.6;
24	use Coro::Storable;	50	use Coro::Storable;
25	use Coro::Util ();	51	use Coro::Util ();
26		52
27	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
28	use BDB ();	54	use BDB ();
29	use Data::Dumper;	55	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	56	use Fcntl;
32	use YAML ();	57	use YAML::XS ();
33	use IO::AIO 2.51 ();	58	use IO::AIO ();
34	use Time::HiRes;	59	use Time::HiRes;
35	use Compress::LZF;	60	use Compress::LZF;
36	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
37		64
38	# configure various modules to our taste	65	# configure various modules to our taste
39	#	66	#
40	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		75
44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		78
46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
47		82
48	our %COMMAND = ();	83	our %COMMAND = ();
49	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
50		85
51	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
52	our %EXTCMD = ();	87	our %EXTCMD = ();
53	our %EXTICMD = ();	88	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
56		91
57	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
59		96
60	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
61	our $DATADIR = datadir;	99	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
65	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
71	our %RESOURCE;	113	our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
72		120
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	123	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		125
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	129	our $DB_ENV;
85		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
86	our %CFG;	133	our %CFG;
87		134
88	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
90	our $NOW;	138	our $NOW;
91		139
92	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
96	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		146
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
102		159
103	binmode STDOUT;	160	binmode STDOUT;
104	binmode STDERR;	161	binmode STDERR;
105		162
106	# read virtual server time, if available	163	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
111	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
112		171
113	mkdir $_	172	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		174
116	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
117		176
118	sub cf::map::normalise;	177	sub cf::map::normalise;
119		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
120	#############################################################################	183	#############################################################################
121		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
122	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
123		197
124	=over 4	198	=over 4
125		199
126	=item $cf::UPTIME	200	=item $cf::UPTIME
127		201
128	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
129		218
130	=item $cf::RUNTIME	219	=item $cf::RUNTIME
131		220
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	222	every server tick.
…		…
139	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
142	database environment.	231	database environment.
143		232
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	233	=item $cf::LOADAVG
153		234
154	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
165	from wherever your confdir points to.	246	from wherever your confdir points to.
166		247
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		249
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
173	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
174		272
175	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	275	that call.
178		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
179	=back	283	=back
180		284
181	=cut	285	=cut
182		286
183	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	294	my $msg = join "", @_;
186		295
187	$msg .= "\n"	296	$msg .= "\n"
188	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
189		298
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		300
192	LOG llevError, $msg;	301	LOG llevWarn, $msg;
193	};	302	};
194	}
195		303
196	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
197	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
198		306
199	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
200	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
201	return;#d#	311	return;#d#
202	}#d#	312	}#d#
203		313
204	# kill coroutine otherwise	314	# kill coroutine otherwise
205	warn Carp::longmess $_[0];
206	Coro::terminate	315	Coro::terminate
207	};	316	};
208
209	$SIG{__DIE__} = sub { }; #d#?
210		317
211	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
212	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
213	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
214	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
221	for my $pkg (qw(	328	for my $pkg (qw(
222	cf::global cf::attachable	329	cf::global cf::attachable
223	cf::object cf::object::player	330	cf::object cf::object::player
224	cf::client cf::player	331	cf::client cf::player
225	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
226	cf::map cf::party cf::region	334	cf::party cf::region
227	)) {	335	)) {
228	no strict 'refs';
229	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
230	}	337	}
231		338
232	$EV::DIED = sub {	339	$EV::DIED = sub {
233	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
234	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
235		347
236	#############################################################################	348	#############################################################################
237		349
238	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
239		351
…		…
260	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
261	$d	373	$d
262	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
263	}	375	}
264		376
		377	=item $scalar = load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
265	=item $ref = cf::decode_json $json	391	=item $ref = cf::decode_json $json
266		392
267	Converts a JSON string into the corresponding perl data structure.	393	Converts a JSON string into the corresponding perl data structure.
268		394
269	=item $json = cf::encode_json $ref	395	=item $json = cf::encode_json $ref
…		…
275	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	401	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
276		402
277	sub encode_json($) { $json_coder->encode ($_[0]) }	403	sub encode_json($) { $json_coder->encode ($_[0]) }
278	sub decode_json($) { $json_coder->decode ($_[0]) }	404	sub decode_json($) { $json_coder->decode ($_[0]) }
279		405
		406	=item $ref = cf::decode_storable $scalar
		407
		408	Same as Coro::Storable::thaw, so blocks.
		409
		410	=cut
		411
		412	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		413
		414	=item $ref = cf::decode_yaml $scalar
		415
		416	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		417
		418	=cut
		419
		420	sub decode_yaml($) {
		421	fork_call { YAML::XS::Load $_[0] } @_
		422	}
		423
		424	=item $scalar = cf::unlzf $scalar
		425
		426	Same as Compress::LZF::compress, but takes server ticks into account, so
		427	blocks.
		428
		429	=cut
		430
		431	sub unlzf($) {
		432	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		433	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		434	Compress::LZF::decompress $_[0]
		435	}
		436
		437	=item cf::post_init { BLOCK }
		438
		439	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		440	but I<before> the server starts ticking again.
		441
		442	The codeblock will have a single boolean argument to indicate whether this
		443	is a reload or not.
		444
		445	=cut
		446
		447	sub post_init(&) {
		448	push @POST_INIT, shift;
		449	}
		450
		451	sub _post_init {
		452	trace "running post_init jobs";
		453
		454	# run them in parallel...
		455
		456	my @join;
		457
		458	while () {
		459	push @join, map &Coro::async ($_, 0), @POST_INIT;
		460	@POST_INIT = ();
		461
		462	@join or last;
		463
		464	(pop @join)->join;
		465	}
		466	}
		467
280	=item cf::lock_wait $string	468	=item cf::lock_wait $string
281		469
282	Wait until the given lock is available. See cf::lock_acquire.	470	Wait until the given lock is available. See cf::lock_acquire.
283		471
284	=item my $lock = cf::lock_acquire $string	472	=item my $lock = cf::lock_acquire $string
285		473
286	Wait until the given lock is available and then acquires it and returns	474	Wait until the given lock is available and then acquires it and returns
287	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	475	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
288	for example when the coroutine gets canceled), the lock is automatically	476	for example when the coroutine gets canceled), the lock is automatically
289	returned.	477	returned.
290		478
291	Locks are *not* recursive, locking from the same coro twice results in a	479	Locks are *not* recursive, locking from the same coro twice results in a
292	deadlocked coro.	480	deadlocked coro.
…		…
298		486
299	Return true if the lock is currently active, i.e. somebody has locked it.	487	Return true if the lock is currently active, i.e. somebody has locked it.
300		488
301	=cut	489	=cut
302		490
303	our %LOCK;	491	our $LOCKS = new Coro::SemaphoreSet;
304	our %LOCKER;#d#
305		492
306	sub lock_wait($) {	493	sub lock_wait($) {
307	my ($key) = @_;	494	$LOCKS->wait ($_[0]);
308
309	if ($LOCKER{$key} == $Coro::current) {#d#
310	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
311	return;#d#
312	}#d#
313
314	# wait for lock, if any
315	while ($LOCK{$key}) {
316	push @{ $LOCK{$key} }, $Coro::current;
317	Coro::schedule;
318	}
319	}	495	}
320		496
321	sub lock_acquire($) {	497	sub lock_acquire($) {
322	my ($key) = @_;	498	$LOCKS->guard ($_[0])
323
324	# wait, to be sure we are not locked
325	lock_wait $key;
326
327	$LOCK{$key} = [];
328	$LOCKER{$key} = $Coro::current;#d#
329
330	Coro::guard {
331	delete $LOCKER{$key};#d#
332	# wake up all waiters, to be on the safe side
333	$_->ready for @{ delete $LOCK{$key} };
334	}
335	}	499	}
336		500
337	sub lock_active($) {	501	sub lock_active($) {
338	my ($key) = @_;	502	$LOCKS->count ($_[0]) < 1
339
340	! ! $LOCK{$key}
341	}	503	}
342		504
343	sub freeze_mainloop {	505	sub freeze_mainloop {
344	return unless $TICK_WATCHER->is_active;	506	tick_inhibit_inc;
345		507
346	my $guard = Coro::guard {	508	&Guard::guard (\&tick_inhibit_dec);
347	$TICK_WATCHER->start;
348	};
349	$TICK_WATCHER->stop;
350	$guard
351	}	509	}
352		510
353	=item cf::periodic $interval, $cb	511	=item cf::periodic $interval, $cb
354		512
355	Like EV::periodic, but randomly selects a starting point so that the actions	513	Like EV::periodic, but randomly selects a starting point so that the actions
356	get spread over timer.	514	get spread over time.
357		515
358	=cut	516	=cut
359		517
360	sub periodic($$) {	518	sub periodic($$) {
361	my ($interval, $cb) = @_;	519	my ($interval, $cb) = @_;
…		…
365	EV::periodic $start, $interval, 0, $cb	523	EV::periodic $start, $interval, 0, $cb
366	}	524	}
367		525
368	=item cf::get_slot $time[, $priority[, $name]]	526	=item cf::get_slot $time[, $priority[, $name]]
369		527
370	Allocate $time seconds of blocking CPU time at priority C<$priority>:	528	Allocate $time seconds of blocking CPU time at priority C<$priority>
371	This call blocks and returns only when you have at least C<$time> seconds	529	(default: 0): This call blocks and returns only when you have at least
372	of cpu time till the next tick. The slot is only valid till the next cede.	530	C<$time> seconds of cpu time till the next tick. The slot is only valid
		531	till the next cede.
		532
		533	Background jobs should use a priority les than zero, interactive jobs
		534	should use 100 or more.
373		535
374	The optional C<$name> can be used to identify the job to run. It might be	536	The optional C<$name> can be used to identify the job to run. It might be
375	used for statistical purposes and should identify the same time-class.	537	used for statistical purposes and should identify the same time-class.
376		538
377	Useful for short background jobs.	539	Useful for short background jobs.
378		540
379	=cut	541	=cut
380		542
381	our @SLOT_QUEUE;	543	our @SLOT_QUEUE;
382	our $SLOT_QUEUE;	544	our $SLOT_QUEUE;
		545	our $SLOT_DECAY = 0.9;
383		546
384	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	547	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
385	$SLOT_QUEUE = Coro::async {	548	$SLOT_QUEUE = Coro::async {
386	$Coro::current->desc ("timeslot manager");	549	$Coro::current->desc ("timeslot manager");
387		550
388	my $signal = new Coro::Signal;	551	my $signal = new Coro::Signal;
		552	my $busy;
389		553
390	while () {	554	while () {
391	next_job:	555	next_job:
		556
392	my $avail = cf::till_tick;	557	my $avail = cf::till_tick;
393	if ($avail > 0.01) {	558
394	for (0 .. $#SLOT_QUEUE) {	559	for (0 .. $#SLOT_QUEUE) {
395	if ($SLOT_QUEUE[$_][0] < $avail) {	560	if ($SLOT_QUEUE[$_][0] <= $avail) {
		561	$busy = 0;
396	my $job = splice @SLOT_QUEUE, $_, 1, ();	562	my $job = splice @SLOT_QUEUE, $_, 1, ();
397	$job->[2]->send;	563	$job->[2]->send;
398	Coro::cede;	564	Coro::cede;
399	goto next_job;	565	goto next_job;
400	}	566	} else {
		567	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
401	}	568	}
402	}	569	}
403		570
404	if (@SLOT_QUEUE) {	571	if (@SLOT_QUEUE) {
405	# we do not use wait_for_tick() as it returns immediately when tick is inactive	572	# we do not use wait_for_tick() as it returns immediately when tick is inactive
406	push @cf::WAIT_FOR_TICK, $signal;	573	$WAIT_FOR_TICK->wait;
407	$signal->wait;
408	} else {	574	} else {
		575	$busy = 0;
409	Coro::schedule;	576	Coro::schedule;
410	}	577	}
411	}	578	}
412	};	579	};
413		580
414	sub get_slot($;$$) {	581	sub get_slot($;$$) {
		582	return if tick_inhibit || $Coro::current == $Coro::main;
		583
415	my ($time, $pri, $name) = @_;	584	my ($time, $pri, $name) = @_;
416		585
417	$time = $TICK * .6 if $time > $TICK * .6;	586	$time = clamp $time, 0.01, $TICK * .6;
		587
418	my $sig = new Coro::Signal;	588	my $sig = new Coro::Signal;
419		589
420	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	590	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
421	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	591	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
422	$SLOT_QUEUE->ready;	592	$SLOT_QUEUE->ready;
…		…
448	=cut	618	=cut
449		619
450	sub sync_job(&) {	620	sub sync_job(&) {
451	my ($job) = @_;	621	my ($job) = @_;
452		622
453	if ($Coro::current == $Coro::main) {	623	if (in_main) {
454	my $time = EV::time;	624	my $time = AE::time;
455		625
456	# this is the main coro, too bad, we have to block	626	# this is the main coro, too bad, we have to block
457	# till the operation succeeds, freezing the server :/	627	# till the operation succeeds, freezing the server :/
458		628
459	LOG llevError, Carp::longmess "sync job";#d#	629	#LOG llevError, Carp::longmess "sync job";#d#
460		630
461	# TODO: use suspend/resume instead
462	# (but this is cancel-safe)
463	my $freeze_guard = freeze_mainloop;	631	my $freeze_guard = freeze_mainloop;
464		632
465	my $busy = 1;	633	my $busy = 1;
466	my @res;	634	my @res;
467		635
468	(async {	636	(async {
469	$Coro::current->desc ("sync job coro");	637	$Coro::current->desc ("sync job coro");
470	@res = eval { $job->() };	638	@res = eval { $job->() };
471	warn $@ if $@;	639	error $@ if $@;
472	undef $busy;	640	undef $busy;
473	})->prio (Coro::PRIO_MAX);	641	})->prio (Coro::PRIO_MAX);
474		642
475	while ($busy) {	643	while ($busy) {
476	if (Coro::nready) {	644	if (Coro::nready) {
…		…
478	} else {	646	} else {
479	EV::loop EV::LOOP_ONESHOT;	647	EV::loop EV::LOOP_ONESHOT;
480	}	648	}
481	}	649	}
482		650
483	$time = EV::time - $time;	651	my $time = AE::time - $time;
484		652
485	LOG llevError | logBacktrace, Carp::longmess "long sync job"
486	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
487
488	$tick_start += $time; # do not account sync jobs to server load	653	$TICK_START += $time; # do not account sync jobs to server load
489		654
490	wantarray ? @res : $res[0]	655	wantarray ? @res : $res[0]
491	} else {	656	} else {
492	# we are in another coroutine, how wonderful, everything just works	657	# we are in another coroutine, how wonderful, everything just works
493		658
…		…
513	$EXT_CORO{$coro+0} = $coro;	678	$EXT_CORO{$coro+0} = $coro;
514		679
515	$coro	680	$coro
516	}	681	}
517		682
518	=item fork_call { }, $args	683	=item fork_call { }, @args
519		684
520	Executes the given code block with the given arguments in a seperate	685	Executes the given code block with the given arguments in a seperate
521	process, returning the results. Everything must be serialisable with	686	process, returning the results. Everything must be serialisable with
522	Coro::Storable. May, of course, block. Note that the executed sub may	687	Coro::Storable. May, of course, block. Note that the executed sub may
523	never block itself or use any form of event handling.	688	never block itself or use any form of event handling.
524		689
525	=cut	690	=cut
526		691
		692	sub post_fork {
		693	reset_signals;
		694	}
		695
527	sub fork_call(&@) {	696	sub fork_call(&@) {
528	my ($cb, @args) = @_;	697	my ($cb, @args) = @_;
529		698
530	# we seemingly have to make a local copy of the whole thing,	699	# we seemingly have to make a local copy of the whole thing,
531	# otherwise perl prematurely frees the stuff :/	700	# otherwise perl prematurely frees the stuff :/
532	# TODO: investigate and fix (likely this will be rather laborious)	701	# TODO: investigate and fix (likely this will be rather laborious)
533		702
534	my @res = Coro::Util::fork_eval {	703	my @res = Coro::Util::fork_eval {
535	reset_signals;	704	cf::post_fork;
536	&$cb	705	&$cb
537	}, @args;	706	} @args;
538		707
539	wantarray ? @res : $res[-1]	708	wantarray ? @res : $res[-1]
		709	}
		710
		711	sub objinfo {
		712	(
		713	"counter value" => cf::object::object_count,
		714	"objects created" => cf::object::create_count,
		715	"objects destroyed" => cf::object::destroy_count,
		716	"freelist size" => cf::object::free_count,
		717	"allocated objects" => cf::object::objects_size,
		718	"active objects" => cf::object::actives_size,
		719	)
		720	}
		721
		722	=item $coin = coin_from_name $name
		723
		724	=cut
		725
		726	our %coin_alias = (
		727	"silver" => "silvercoin",
		728	"silvercoin" => "silvercoin",
		729	"silvercoins" => "silvercoin",
		730	"gold" => "goldcoin",
		731	"goldcoin" => "goldcoin",
		732	"goldcoins" => "goldcoin",
		733	"platinum" => "platinacoin",
		734	"platinumcoin" => "platinacoin",
		735	"platinumcoins" => "platinacoin",
		736	"platina" => "platinacoin",
		737	"platinacoin" => "platinacoin",
		738	"platinacoins" => "platinacoin",
		739	"royalty" => "royalty",
		740	"royalties" => "royalty",
		741	);
		742
		743	sub coin_from_name($) {
		744	$coin_alias{$_[0]}
		745	? cf::arch::find $coin_alias{$_[0]}
		746	: undef
540	}	747	}
541		748
542	=item $value = cf::db_get $family => $key	749	=item $value = cf::db_get $family => $key
543		750
544	Returns a single value from the environment database.	751	Returns a single value from the environment database.
…		…
554	within each server.	761	within each server.
555		762
556	=cut	763	=cut
557		764
558	sub db_table($) {	765	sub db_table($) {
		766	cf::error "db_get called from main context"
		767	if $Coro::current == $Coro::main;
		768
559	my ($name) = @_;	769	my ($name) = @_;
560	my $db = BDB::db_create $DB_ENV;	770	my $db = BDB::db_create $DB_ENV;
561		771
562	eval {	772	eval {
563	$db->set_flags (BDB::CHKSUM);	773	$db->set_flags (BDB::CHKSUM);
…		…
573	}	783	}
574		784
575	our $DB;	785	our $DB;
576		786
577	sub db_init {	787	sub db_init {
578	cf::sync_job {
579	$DB ||= db_table "db";	788	$DB ||= db_table "db";
580	};
581	}	789	}
582		790
583	sub db_get($$) {	791	sub db_get($$) {
584	my $key = "$_[0]/$_[1]";	792	my $key = "$_[0]/$_[1]";
585		793
586	cf::sync_job {	794	cf::error "db_get called from main context"
		795	if $Coro::current == $Coro::main;
		796
587	BDB::db_get $DB, undef, $key, my $data;	797	BDB::db_get $DB, undef, $key, my $data;
588		798
589	$! ? ()	799	$! ? ()
590	: $data	800	: $data
591	}
592	}	801	}
593		802
594	sub db_put($$$) {	803	sub db_put($$$) {
595	BDB::dbreq_pri 4;	804	BDB::dbreq_pri 4;
596	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	805	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
624		833
625	my @data;	834	my @data;
626	my $md5;	835	my $md5;
627		836
628	for (0 .. $#$src) {	837	for (0 .. $#$src) {
629	0 <= aio_load $src->[$_], $data[$_]	838	$data[$_] = load_file $src->[$_];
630	or Carp::croak "$src->[$_]: $!";
631	}	839	}
632		840
633	# if processing is expensive, check	841	# if processing is expensive, check
634	# checksum first	842	# checksum first
635	if (1) {	843	if (1) {
…		…
652		860
653	my $t1 = Time::HiRes::time;	861	my $t1 = Time::HiRes::time;
654	my $data = $process->(\@data);	862	my $data = $process->(\@data);
655	my $t2 = Time::HiRes::time;	863	my $t2 = Time::HiRes::time;
656		864
657	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	865	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
658		866
659	db_put cache => "$id/data", $data;	867	db_put cache => "$id/data", $data;
660	db_put cache => "$id/md5" , $md5;	868	db_put cache => "$id/md5" , $md5;
661	db_put cache => "$id/meta", $meta;	869	db_put cache => "$id/meta", $meta;
662		870
…		…
672		880
673	=cut	881	=cut
674		882
675	sub datalog($@) {	883	sub datalog($@) {
676	my ($type, %kv) = @_;	884	my ($type, %kv) = @_;
677	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	885	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
678	}	886	}
679		887
680	=back	888	=back
681		889
682	=cut	890	=cut
683		891
684	#############################################################################	892	#############################################################################
685		893
686	=head2 ATTACHABLE OBJECTS	894	=head2 ATTACHABLE OBJECTS
687		895
688	Many objects in crossfire are so-called attachable objects. That means you can	896	Many objects in deliantra are so-called attachable objects. That means you can
689	attach callbacks/event handlers (a collection of which is called an "attachment")	897	attach callbacks/event handlers (a collection of which is called an "attachment")
690	to it. All such attachable objects support the following methods.	898	to it. All such attachable objects support the following methods.
691		899
692	In the following description, CLASS can be any of C<global>, C<object>	900	In the following description, CLASS can be any of C<global>, C<object>
693	C<player>, C<client> or C<map> (i.e. the attachable objects in	901	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
743	=item cf::CLASS::attachment $name, ...	951	=item cf::CLASS::attachment $name, ...
744		952
745	Register an attachment by C<$name> through which attachable objects of the	953	Register an attachment by C<$name> through which attachable objects of the
746	given CLASS can refer to this attachment.	954	given CLASS can refer to this attachment.
747		955
748	Some classes such as crossfire maps and objects can specify attachments	956	Some classes such as deliantra maps and objects can specify attachments
749	that are attached at load/instantiate time, thus the need for a name.	957	that are attached at load/instantiate time, thus the need for a name.
750		958
751	These calls expect any number of the following handler/hook descriptions:	959	These calls expect any number of the following handler/hook descriptions:
752		960
753	=over 4	961	=over 4
…		…
877		1085
878	} elsif (exists $cb_id{$type}) {	1086	} elsif (exists $cb_id{$type}) {
879	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1087	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
880		1088
881	} elsif (ref $type) {	1089	} elsif (ref $type) {
882	warn "attaching objects not supported, ignoring.\n";	1090	error "attaching objects not supported, ignoring.\n";
883		1091
884	} else {	1092	} else {
885	shift @arg;	1093	shift @arg;
886	warn "attach argument '$type' not supported, ignoring.\n";	1094	error "attach argument '$type' not supported, ignoring.\n";
887	}	1095	}
888	}	1096	}
889	}	1097	}
890		1098
891	sub _object_attach {	1099	sub _object_attach {
…		…
901	_attach $registry, $klass, @attach;	1109	_attach $registry, $klass, @attach;
902	}	1110	}
903		1111
904	$obj->{$name} = \%arg;	1112	$obj->{$name} = \%arg;
905	} else {	1113	} else {
906	warn "object uses attachment '$name' which is not available, postponing.\n";	1114	info "object uses attachment '$name' which is not available, postponing.\n";
907	}	1115	}
908		1116
909	$obj->{_attachment}{$name} = undef;	1117	$obj->{_attachment}{$name} = undef;
910	}	1118	}
911		1119
…		…
970		1178
971	for (@$callbacks) {	1179	for (@$callbacks) {
972	eval { &{$_->[1]} };	1180	eval { &{$_->[1]} };
973		1181
974	if ($@) {	1182	if ($@) {
975	warn "$@";
976	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1183	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
977	override;	1184	override;
978	}	1185	}
979		1186
980	return 1 if $override;	1187	return 1 if $override;
981	}	1188	}
…		…
1044		1251
1045	sub reattach {	1252	sub reattach {
1046	# basically do the same as instantiate, without calling instantiate	1253	# basically do the same as instantiate, without calling instantiate
1047	my ($obj) = @_;	1254	my ($obj) = @_;
1048		1255
		1256	# no longer needed after getting rid of delete_package?
1049	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1257	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1050		1258
1051	my $registry = $obj->registry;	1259	my $registry = $obj->registry;
1052		1260
1053	@$registry = ();	1261	@$registry = ();
1054		1262
…		…
1059	for (@$attach) {	1267	for (@$attach) {
1060	my ($klass, @attach) = @$_;	1268	my ($klass, @attach) = @$_;
1061	_attach $registry, $klass, @attach;	1269	_attach $registry, $klass, @attach;
1062	}	1270	}
1063	} else {	1271	} else {
1064	warn "object uses attachment '$name' that is not available, postponing.\n";	1272	info "object uses attachment '$name' that is not available, postponing.\n";
1065	}	1273	}
1066	}	1274	}
1067	}	1275	}
1068		1276
1069	cf::attachable->attach (	1277	cf::attachable->attach (
…		…
1096	my ($filename, $rdata, $objs) = @_;	1304	my ($filename, $rdata, $objs) = @_;
1097		1305
1098	sync_job {	1306	sync_job {
1099	if (length $$rdata) {	1307	if (length $$rdata) {
1100	utf8::decode (my $decname = $filename);	1308	utf8::decode (my $decname = $filename);
1101	warn sprintf "saving %s (%d,%d)\n",	1309	trace sprintf "saving %s (%d,%d)\n",
1102	$decname, length $$rdata, scalar @$objs;	1310	$decname, length $$rdata, scalar @$objs
		1311	if $VERBOSE_IO;
1103		1312
1104	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1313	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1314	aio_chmod $fh, SAVE_MODE;
1106	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1315	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1107	aio_fsync $fh if $cf::USE_FSYNC;	1316	if ($cf::USE_FSYNC) {
		1317	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1318	aio_fsync $fh;
		1319	}
1108	close $fh;	1320	aio_close $fh;
1109		1321
1110	if (@$objs) {	1322	if (@$objs) {
1111	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1323	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1112	chmod SAVE_MODE, $fh;	1324	aio_chmod $fh, SAVE_MODE;
1113	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1325	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1114	aio_write $fh, 0, (length $data), $data, 0;	1326	aio_write $fh, 0, (length $data), $data, 0;
1115	aio_fsync $fh if $cf::USE_FSYNC;	1327	if ($cf::USE_FSYNC) {
		1328	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1329	aio_fsync $fh;
		1330	}
1116	close $fh;	1331	aio_close $fh;
1117	aio_rename "$filename.pst~", "$filename.pst";	1332	aio_rename "$filename.pst~", "$filename.pst";
1118	}	1333	}
1119	} else {	1334	} else {
1120	aio_unlink "$filename.pst";	1335	aio_unlink "$filename.pst";
1121	}	1336	}
1122		1337
1123	aio_rename "$filename~", $filename;	1338	aio_rename "$filename~", $filename;
		1339
		1340	$filename =~ s%/[^/]+$%%;
		1341	aio_pathsync $filename if $cf::USE_FSYNC;
1124	} else {	1342	} else {
1125	warn "FATAL: $filename~: $!\n";	1343	error "unable to save objects: $filename~: $!\n";
1126	}	1344	}
1127	} else {	1345	} else {
1128	aio_unlink $filename;	1346	aio_unlink $filename;
1129	aio_unlink "$filename.pst";	1347	aio_unlink "$filename.pst";
1130	}	1348	}
…		…
1154	my $st = eval { Coro::Storable::thaw $av };	1372	my $st = eval { Coro::Storable::thaw $av };
1155	$av = $st->{objs};	1373	$av = $st->{objs};
1156	}	1374	}
1157		1375
1158	utf8::decode (my $decname = $filename);	1376	utf8::decode (my $decname = $filename);
1159	warn sprintf "loading %s (%d,%d)\n",	1377	trace sprintf "loading %s (%d,%d)\n",
1160	$decname, length $data, scalar @{$av || []};	1378	$decname, length $data, scalar @{$av || []}
		1379	if $VERBOSE_IO;
1161		1380
1162	($data, $av)	1381	($data, $av)
1163	}	1382	}
1164		1383
1165	=head2 COMMAND CALLBACKS	1384	=head2 COMMAND CALLBACKS
…		…
1221	my ($name, $cb) = @_;	1440	my ($name, $cb) = @_;
1222		1441
1223	$EXTICMD{$name} = $cb;	1442	$EXTICMD{$name} = $cb;
1224	}	1443	}
1225		1444
		1445	use File::Glob ();
		1446
1226	cf::player->attach (	1447	cf::player->attach (
1227	on_command => sub {	1448	on_unknown_command => sub {
1228	my ($pl, $name, $params) = @_;	1449	my ($pl, $name, $params) = @_;
1229		1450
1230	my $cb = $COMMAND{$name}	1451	my $cb = $COMMAND{$name}
1231	or return;	1452	or return;
1232		1453
…		…
1255		1476
1256	$pl->ext_reply ($reply, @reply)	1477	$pl->ext_reply ($reply, @reply)
1257	if $reply;	1478	if $reply;
1258		1479
1259	} else {	1480	} else {
1260	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1481	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1261	}	1482	}
1262		1483
1263	cf::override;	1484	cf::override;
1264	},	1485	},
1265	);	1486	);
1266		1487
		1488	# "readahead" all extensions
		1489	sub cache_extensions {
		1490	my $grp = IO::AIO::aio_group;
		1491
		1492	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1493	for (grep /\.ext$/, @{$_[0]}) {
		1494	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1495	}
		1496	};
		1497
		1498	$grp
		1499	}
		1500
1267	sub load_extensions {	1501	sub load_extensions {
		1502	info "loading extensions...";
		1503
1268	cf::sync_job {	1504	cf::sync_job {
1269	my %todo;	1505	my %todo;
1270		1506
1271	for my $path (<$LIBDIR/*.ext>) {	1507	for my $path (<$LIBDIR/*.ext>) {
1272	next unless -r $path;	1508	next unless -r $path;
…		…
1290		1526
1291	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1527	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1292	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1528	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1293		1529
1294	$ext{source} =	1530	$ext{source} =
1295	"package $pkg; use strict; use utf8;\n"	1531	"package $pkg; use common::sense;\n"
1296	. "#line 1 \"$path\"\n{\n"	1532	. "#line 1 \"$path\"\n{\n"
1297	. $source	1533	. $source
1298	. "\n};\n1";	1534	. "\n};\n1";
1299		1535
1300	$todo{$base} = \%ext;	1536	$todo{$base} = \%ext;
1301	}	1537	}
1302		1538
		1539	my $pass = 0;
1303	my %done;	1540	my %done;
1304	while (%todo) {	1541	while (%todo) {
1305	my $progress;	1542	my $progress;
1306		1543
		1544	++$pass;
		1545
		1546	ext:
1307	while (my ($k, $v) = each %todo) {	1547	while (my ($k, $v) = each %todo) {
1308	for (split /,\s*/, $v->{meta}{depends}) {	1548	for (split /,\s*/, $v->{meta}{depends}) {
1309	goto skip	1549	next ext
1310	unless exists $done{$_};	1550	unless exists $done{$_};
1311	}	1551	}
1312		1552
1313	warn "... loading '$k' into '$v->{pkg}'\n";	1553	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1314		1554
1315	unless (eval $v->{source}) {	1555	my $active = eval $v->{source};
		1556
		1557	if (length $@) {
1316	my $msg = $@ ? "$v->{path}: $@\n"	1558	error "$v->{path}: $@\n";
1317	: "$v->{base}: extension inactive.\n";
1318		1559
		1560	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1319	if (exists $v->{meta}{mandatory}) {	1561	if exists $v->{meta}{mandatory};
1320	warn $msg;	1562
1321	warn "mandatory extension failed to load, exiting.\n";	1563	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1322	exit 1;	1564	delete $todo{$k};
1323	}	1565	} else {
1324		1566	$done{$k} = delete $todo{$k};
1325	warn $msg;	1567	push @EXTS, $v->{pkg};
		1568	$progress = 1;
		1569
		1570	info "$v->{base}: extension inactive.\n"
		1571	unless $active;
1326	}	1572	}
1327
1328	$done{$k} = delete $todo{$k};
1329	push @EXTS, $v->{pkg};
1330	$progress = 1;
1331	}	1573	}
1332		1574
1333	skip:	1575	unless ($progress) {
1334	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1576	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1335	unless $progress;	1577
		1578	while (my ($k, $v) = each %todo) {
		1579	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1580	if exists $v->{meta}{mandatory};
		1581	}
		1582
		1583	last;
		1584	}
1336	}	1585	}
1337	};	1586	};
1338	}	1587	}
1339		1588
1340	#############################################################################	1589	#############################################################################
1341		1590
1342	=back	1591	=back
1343		1592
1344	=head2 CORE EXTENSIONS	1593	=head2 CORE EXTENSIONS
1345		1594
1346	Functions and methods that extend core crossfire objects.	1595	Functions and methods that extend core deliantra objects.
1347		1596
1348	=cut	1597	=cut
1349		1598
1350	package cf::player;	1599	package cf::player;
1351		1600
…		…
1394		1643
1395	sub exists($) {	1644	sub exists($) {
1396	my ($login) = @_;	1645	my ($login) = @_;
1397		1646
1398	$cf::PLAYER{$login}	1647	$cf::PLAYER{$login}
1399	or cf::sync_job { !aio_stat path $login }	1648	or !aio_stat path $login
1400	}	1649	}
1401		1650
1402	sub find($) {	1651	sub find($) {
1403	return $cf::PLAYER{$_[0]} || do {	1652	return $cf::PLAYER{$_[0]} || do {
1404	my $login = $_[0];	1653	my $login = $_[0];
…		…
1416	my $f = new_from_file cf::object::thawer path $login	1665	my $f = new_from_file cf::object::thawer path $login
1417	or return;	1666	or return;
1418		1667
1419	my $pl = cf::player::load_pl $f	1668	my $pl = cf::player::load_pl $f
1420	or return;	1669	or return;
		1670
1421	local $cf::PLAYER_LOADING{$login} = $pl;	1671	local $cf::PLAYER_LOADING{$login} = $pl;
1422	$f->resolve_delayed_derefs;	1672	$f->resolve_delayed_derefs;
1423	$cf::PLAYER{$login} = $pl	1673	$cf::PLAYER{$login} = $pl
1424	}	1674	}
1425	}	1675	}
1426	}	1676	}
1427		1677
		1678	cf::player->attach (
		1679	on_load => sub {
		1680	my ($pl, $path) = @_;
		1681
		1682	# restore slots saved in save, below
		1683	my $slots = delete $pl->{_slots};
		1684
		1685	$pl->ob->current_weapon ($slots->[0]);
		1686	$pl->combat_ob ($slots->[1]);
		1687	$pl->ranged_ob ($slots->[2]);
		1688	},
		1689	);
		1690
1428	sub save($) {	1691	sub save($) {
1429	my ($pl) = @_;	1692	my ($pl) = @_;
1430		1693
1431	return if $pl->{deny_save};	1694	return if $pl->{deny_save};
1432		1695
…		…
1435		1698
1436	return if $pl->{deny_save};	1699	return if $pl->{deny_save};
1437		1700
1438	aio_mkdir playerdir $pl, 0770;	1701	aio_mkdir playerdir $pl, 0770;
1439	$pl->{last_save} = $cf::RUNTIME;	1702	$pl->{last_save} = $cf::RUNTIME;
		1703
		1704	cf::get_slot 0.01;
		1705
		1706	# save slots, to be restored later
		1707	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1440		1708
1441	$pl->save_pl ($path);	1709	$pl->save_pl ($path);
1442	cf::cede_to_tick;	1710	cf::cede_to_tick;
1443	}	1711	}
1444		1712
…		…
1476	my ($pl) = @_;	1744	my ($pl) = @_;
1477		1745
1478	my $name = $pl->ob->name;	1746	my $name = $pl->ob->name;
1479		1747
1480	$pl->{deny_save} = 1;	1748	$pl->{deny_save} = 1;
1481	$pl->password ("*"); # this should lock out the player until we nuked the dir	1749	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1482		1750
1483	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1751	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1484	$pl->deactivate;	1752	$pl->deactivate;
		1753
		1754	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1485	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1755	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1756	ext::highscore::check ($pl->ob);
		1757
1486	$pl->ns->destroy if $pl->ns;	1758	$pl->ns->destroy if $pl->ns;
1487		1759
1488	my $path = playerdir $pl;	1760	my $path = playerdir $pl;
1489	my $temp = "$path~$cf::RUNTIME~deleting~";	1761	my $temp = "$path~$cf::RUNTIME~deleting~";
1490	aio_rename $path, $temp;	1762	aio_rename $path, $temp;
…		…
1528		1800
1529	for my $login (@$dirs) {	1801	for my $login (@$dirs) {
1530	my $path = path $login;	1802	my $path = path $login;
1531		1803
1532	# a .pst is a dead give-away for a valid player	1804	# a .pst is a dead give-away for a valid player
1533	unless (-e "$path.pst") {	1805	# if no pst file found, open and chekc for blocked users
		1806	if (aio_stat "$path.pst") {
1534	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1807	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1535	aio_read $fh, 0, 512, my $buf, 0 or next;	1808	aio_read $fh, 0, 512, my $buf, 0 or next;
1536	$buf !~ /^password -------------$/m or next; # official not-valid tag	1809	$buf !~ /^password -------------$/m or next; # official not-valid tag
1537	}	1810	}
1538		1811
…		…
1542		1815
1543	\@logins	1816	\@logins
1544	}	1817	}
1545		1818
1546	=item $player->maps	1819	=item $player->maps
		1820
		1821	=item cf::player::maps $login
1547		1822
1548	Returns an arrayref of map paths that are private for this	1823	Returns an arrayref of map paths that are private for this
1549	player. May block.	1824	player. May block.
1550		1825
1551	=cut	1826	=cut
…		…
1569	}	1844	}
1570		1845
1571	\@paths	1846	\@paths
1572	}	1847	}
1573		1848
1574	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1849	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1575		1850
1576	Expand crossfire pod fragments into protocol xml.	1851	Expand deliantra pod fragments into protocol xml.
1577
1578	=cut
1579
1580	use re 'eval';
1581
1582	my $group;
1583	my $interior; $interior = qr{
1584	# match a pod interior sequence sans C<< >>
1585	(?:
1586	\ (.*?)\ (?{ $group = $^N })
1587	| < (??{$interior}) >
1588	)
1589	}x;
1590
1591	sub expand_cfpod {
1592	my ($self, $pod) = @_;
1593
1594	my $xml;
1595
1596	while () {
1597	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1598	$group = $1;
1599
1600	$group =~ s/&/&amp;/g;
1601	$group =~ s/</&lt;/g;
1602
1603	$xml .= $group;
1604	} elsif ($pod =~ m%\G
1605	([BCGHITU])
1606	<
1607	(?:
1608	([^<>]*) (?{ $group = $^N })
1609	| < $interior >
1610	)
1611	>
1612	%gcsx
1613	) {
1614	my ($code, $data) = ($1, $group);
1615
1616	if ($code eq "B") {
1617	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1618	} elsif ($code eq "I") {
1619	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1620	} elsif ($code eq "U") {
1621	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1622	} elsif ($code eq "C") {
1623	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1624	} elsif ($code eq "T") {
1625	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1626	} elsif ($code eq "G") {
1627	my ($male, $female) = split /\|/, $data;
1628	$data = $self->gender ? $female : $male;
1629	$xml .= expand_cfpod ($self, $data);
1630	} elsif ($code eq "H") {
1631	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1632	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1633	"")
1634	[$self->{hintmode}];
1635	} else {
1636	$xml .= "error processing '$code($data)' directive";
1637	}
1638	} else {
1639	if ($pod =~ /\G(.+)/) {
1640	warn "parse error while expanding $pod (at $1)";
1641	}
1642	last;
1643	}
1644	}
1645
1646	for ($xml) {
1647	# create single paragraphs (very hackish)
1648	s/(?<=\S)\n(?=\w)/ /g;
1649
1650	# compress some whitespace
1651	s/\s+\n/\n/g; # ws line-ends
1652	s/\n\n+/\n/g; # double lines
1653	s/^\n+//; # beginning lines
1654	s/\n+$//; # ending lines
1655	}
1656
1657	$xml
1658	}
1659
1660	no re 'eval';
1661
1662	sub hintmode {
1663	$_[0]{hintmode} = $_[1] if @_ > 1;
1664	$_[0]{hintmode}
1665	}
1666		1852
1667	=item $player->ext_reply ($msgid, @msg)	1853	=item $player->ext_reply ($msgid, @msg)
1668		1854
1669	Sends an ext reply to the player.	1855	Sends an ext reply to the player.
1670		1856
…		…
1702		1888
1703	=cut	1889	=cut
1704		1890
1705	sub find_by_path($) {	1891	sub find_by_path($) {
1706	my ($path) = @_;	1892	my ($path) = @_;
		1893
		1894	$path =~ s/^~[^\/]*//; # skip ~login
1707		1895
1708	my ($match, $specificity);	1896	my ($match, $specificity);
1709		1897
1710	for my $region (list) {	1898	for my $region (list) {
1711	if ($region->{match} && $path =~ $region->{match}) {	1899	if ($region->{match} && $path =~ $region->{match}) {
…		…
1737	our $MAX_RESET = 3600;	1925	our $MAX_RESET = 3600;
1738	our $DEFAULT_RESET = 3000;	1926	our $DEFAULT_RESET = 3000;
1739		1927
1740	sub generate_random_map {	1928	sub generate_random_map {
1741	my ($self, $rmp) = @_;	1929	my ($self, $rmp) = @_;
1742	# mit "rum" bekleckern, nicht	1930
		1931	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1932
1743	$self->_create_random_map (	1933	$self->_create_random_map ($rmp);
1744	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1745	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1746	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1747	$rmp->{exit_on_final_map},
1748	$rmp->{xsize}, $rmp->{ysize},
1749	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1750	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1751	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1752	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1753	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1754	(cf::region::find $rmp->{region}), $rmp->{custom}
1755	)
1756	}	1934	}
1757		1935
1758	=item cf::map->register ($regex, $prio)	1936	=item cf::map->register ($regex, $prio)
1759		1937
1760	Register a handler for the map path matching the given regex at the	1938	Register a handler for the map path matching the given regex at the
…		…
1765		1943
1766	sub register {	1944	sub register {
1767	my (undef, $regex, $prio) = @_;	1945	my (undef, $regex, $prio) = @_;
1768	my $pkg = caller;	1946	my $pkg = caller;
1769		1947
1770	no strict;
1771	push @{"$pkg\::ISA"}, __PACKAGE__;	1948	push @{"$pkg\::ISA"}, __PACKAGE__;
1772		1949
1773	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1950	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1774	}	1951	}
1775		1952
1776	# also paths starting with '/'	1953	# also paths starting with '/'
1777	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1954	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1778		1955
1779	sub thawer_merge {	1956	sub thawer_merge {
1780	my ($self, $merge) = @_;	1957	my ($self, $merge) = @_;
1781		1958
1782	# we have to keep some variables in memory intact	1959	# we have to keep some variables in memory intact
…		…
1787	}	1964	}
1788		1965
1789	sub normalise {	1966	sub normalise {
1790	my ($path, $base) = @_;	1967	my ($path, $base) = @_;
1791		1968
1792	$path = "$path"; # make sure its a string	1969	$path = "$path"; # make sure it's a string
1793		1970
1794	$path =~ s/\.map$//;	1971	$path =~ s/\.map$//;
1795		1972
1796	# map plan:	1973	# map plan:
1797	#	1974	#
…		…
1812	$base =~ s{[^/]+/?$}{};	1989	$base =~ s{[^/]+/?$}{};
1813	$path = "$base/$path";	1990	$path = "$base/$path";
1814	}	1991	}
1815		1992
1816	for ($path) {	1993	for ($path) {
1817	redo if s{//}{/};
1818	redo if s{/\.?/}{/};	1994	redo if s{/\.?/}{/};
1819	redo if s{/[^/]+/\.\./}{/};	1995	redo if s{/[^/]+/\.\./}{/};
1820	}	1996	}
1821		1997
1822	$path	1998	$path
…		…
1836	$self->init; # pass $1 etc.	2012	$self->init; # pass $1 etc.
1837	return $self;	2013	return $self;
1838	}	2014	}
1839	}	2015	}
1840		2016
1841	Carp::cluck "unable to resolve path '$path' (base '$base').";	2017	Carp::cluck "unable to resolve path '$path' (base '$base')";
1842	()	2018	()
1843	}	2019	}
1844		2020
		2021	# may re-bless or do other evil things
1845	sub init {	2022	sub init {
1846	my ($self) = @_;	2023	my ($self) = @_;
1847		2024
1848	$self	2025	$self
1849	}	2026	}
…		…
1868		2045
1869	# the temporary/swap location	2046	# the temporary/swap location
1870	sub save_path {	2047	sub save_path {
1871	my ($self) = @_;	2048	my ($self) = @_;
1872		2049
1873	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2050	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1874	"$TMPDIR/$path.map"	2051	"$TMPDIR/$path.map"
1875	}	2052	}
1876		2053
1877	# the unique path, undef == no special unique path	2054	# the unique path, undef == no special unique path
1878	sub uniq_path {	2055	sub uniq_path {
1879	my ($self) = @_;	2056	my ($self) = @_;
1880		2057
1881	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2058	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1882	"$UNIQUEDIR/$path"	2059	"$UNIQUEDIR/$path"
1883	}
1884
1885	# and all this just because we cannot iterate over
1886	# all maps in C++...
1887	sub change_all_map_light {
1888	my ($change) = @_;
1889
1890	$_->change_map_light ($change)
1891	for grep $_->outdoor, values %cf::MAP;
1892	}	2060	}
1893		2061
1894	sub decay_objects {	2062	sub decay_objects {
1895	my ($self) = @_;	2063	my ($self) = @_;
1896		2064
…		…
1923	$self->{load_path} = $path;	2091	$self->{load_path} = $path;
1924		2092
1925	1	2093	1
1926	}	2094	}
1927		2095
		2096	# used to laod the header of an original map
1928	sub load_header_orig {	2097	sub load_header_orig {
1929	my ($self) = @_;	2098	my ($self) = @_;
1930		2099
1931	$self->load_header_from ($self->load_path)	2100	$self->load_header_from ($self->load_path)
1932	}	2101	}
1933		2102
		2103	# used to laod the header of an instantiated map
1934	sub load_header_temp {	2104	sub load_header_temp {
1935	my ($self) = @_;	2105	my ($self) = @_;
1936		2106
1937	$self->load_header_from ($self->save_path)	2107	$self->load_header_from ($self->save_path)
1938	}	2108	}
1939		2109
		2110	# called after loading the header from an instantiated map
1940	sub prepare_temp {	2111	sub prepare_temp {
1941	my ($self) = @_;	2112	my ($self) = @_;
1942		2113
1943	$self->last_access ((delete $self->{last_access})	2114	$self->last_access ((delete $self->{last_access})
1944	|| $cf::RUNTIME); #d#	2115	|| $cf::RUNTIME); #d#
1945	# safety	2116	# safety
1946	$self->{instantiate_time} = $cf::RUNTIME	2117	$self->{instantiate_time} = $cf::RUNTIME
1947	if $self->{instantiate_time} > $cf::RUNTIME;	2118	if $self->{instantiate_time} > $cf::RUNTIME;
1948	}	2119	}
1949		2120
		2121	# called after loading the header from an original map
1950	sub prepare_orig {	2122	sub prepare_orig {
1951	my ($self) = @_;	2123	my ($self) = @_;
1952		2124
1953	$self->{load_original} = 1;	2125	$self->{load_original} = 1;
1954	$self->{instantiate_time} = $cf::RUNTIME;	2126	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1978		2150
1979	sub find;	2151	sub find;
1980	sub find {	2152	sub find {
1981	my ($path, $origin) = @_;	2153	my ($path, $origin) = @_;
1982		2154
		2155	cf::cede_to_tick;
		2156
1983	$path = normalise $path, $origin && $origin->path;	2157	$path = normalise $path, $origin;
1984		2158
1985	cf::lock_wait "map_data:$path";#d#remove	2159	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1986	cf::lock_wait "map_find:$path";	2160	my $guard2 = cf::lock_acquire "map_find:$path";
1987		2161
1988	$cf::MAP{$path} || do {	2162	$cf::MAP{$path} || do {
1989	my $guard1 = cf::lock_acquire "map_find:$path";
1990	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1991
1992	my $map = new_from_path cf::map $path	2163	my $map = new_from_path cf::map $path
1993	or return;	2164	or return;
1994		2165
1995	$map->{last_save} = $cf::RUNTIME;	2166	$map->{last_save} = $cf::RUNTIME;
1996		2167
…		…
1998	or return;	2169	or return;
1999		2170
2000	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2171	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2001	# doing this can freeze the server in a sync job, obviously	2172	# doing this can freeze the server in a sync job, obviously
2002	#$cf::WAIT_FOR_TICK->wait;	2173	#$cf::WAIT_FOR_TICK->wait;
		2174	undef $guard2;
2003	undef $guard1;	2175	undef $guard1;
2004	undef $guard2;
2005	$map->reset;	2176	$map->reset;
2006	return find $path;	2177	return find $path;
2007	}	2178	}
2008		2179
2009	$cf::MAP{$path} = $map	2180	$cf::MAP{$path} = $map
2010	}	2181	}
2011	}	2182	}
2012		2183
2013	sub pre_load { }	2184	sub pre_load { }
2014	sub post_load { }	2185	#sub post_load { } # XS
2015		2186
2016	sub load {	2187	sub load {
2017	my ($self) = @_;	2188	my ($self) = @_;
2018		2189
2019	local $self->{deny_reset} = 1; # loading can take a long time	2190	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2022		2193
2023	{	2194	{
2024	my $guard = cf::lock_acquire "map_data:$path";	2195	my $guard = cf::lock_acquire "map_data:$path";
2025		2196
2026	return unless $self->valid;	2197	return unless $self->valid;
2027	return unless $self->in_memory == cf::MAP_SWAPPED;	2198	return unless $self->state == cf::MAP_SWAPPED;
2028
2029	$self->in_memory (cf::MAP_LOADING);
2030		2199
2031	$self->alloc;	2200	$self->alloc;
2032		2201
2033	$self->pre_load;	2202	$self->pre_load;
2034	cf::cede_to_tick;	2203	cf::cede_to_tick;
2035		2204
		2205	if (exists $self->{load_path}) {
2036	my $f = new_from_file cf::object::thawer $self->{load_path};	2206	my $f = new_from_file cf::object::thawer $self->{load_path};
2037	$f->skip_block;	2207	$f->skip_block;
2038	$self->_load_objects ($f)	2208	$self->_load_objects ($f)
2039	or return;	2209	or return;
2040		2210
2041	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2211	$self->post_load_original
2042	if delete $self->{load_original};	2212	if delete $self->{load_original};
2043		2213
2044	if (my $uniq = $self->uniq_path) {	2214	if (my $uniq = $self->uniq_path) {
2045	utf8::encode $uniq;	2215	utf8::encode $uniq;
2046	unless (aio_stat $uniq) {	2216	unless (aio_stat $uniq) {
2047	if (my $f = new_from_file cf::object::thawer $uniq) {	2217	if (my $f = new_from_file cf::object::thawer $uniq) {
2048	$self->clear_unique_items;	2218	$self->clear_unique_items;
2049	$self->_load_objects ($f);	2219	$self->_load_objects ($f);
2050	$f->resolve_delayed_derefs;	2220	$f->resolve_delayed_derefs;
		2221	}
2051	}	2222	}
2052	}	2223	}
2053	}
2054		2224
2055	$f->resolve_delayed_derefs;	2225	$f->resolve_delayed_derefs;
		2226	} else {
		2227	$self->post_load_original
		2228	if delete $self->{load_original};
		2229	}
		2230
		2231	$self->state (cf::MAP_INACTIVE);
2056		2232
2057	cf::cede_to_tick;	2233	cf::cede_to_tick;
2058	# now do the right thing for maps	2234	# now do the right thing for maps
2059	$self->link_multipart_objects;	2235	$self->link_multipart_objects;
2060	$self->difficulty ($self->estimate_difficulty)	2236	$self->difficulty ($self->estimate_difficulty)
…		…
2064	unless ($self->{deny_activate}) {	2240	unless ($self->{deny_activate}) {
2065	$self->decay_objects;	2241	$self->decay_objects;
2066	$self->fix_auto_apply;	2242	$self->fix_auto_apply;
2067	$self->update_buttons;	2243	$self->update_buttons;
2068	cf::cede_to_tick;	2244	cf::cede_to_tick;
2069	$self->set_darkness_map;	2245	#$self->activate; # no longer activate maps automatically
2070	cf::cede_to_tick;
2071	$self->activate;
2072	}	2246	}
2073		2247
2074	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2075	$self->last_access ($cf::RUNTIME);	2249	$self->last_access ($cf::RUNTIME);
2076
2077	$self->in_memory (cf::MAP_IN_MEMORY);
2078	}	2250	}
2079		2251
2080	$self->post_load;	2252	$self->post_load;
2081	}
2082		2253
		2254	1
		2255	}
		2256
		2257	# customize the map for a given player, i.e.
		2258	# return the _real_ map. used by e.g. per-player
		2259	# maps to change the path to ~playername/mappath
2083	sub customise_for {	2260	sub customise_for {
2084	my ($self, $ob) = @_;	2261	my ($self, $ob) = @_;
2085		2262
2086	return find "~" . $ob->name . "/" . $self->{path}	2263	return find "~" . $ob->name . "/" . $self->{path}
2087	if $self->per_player;	2264	if $self->per_player;
…		…
2103	or next;	2280	or next;
2104	$neigh = find $neigh, $map	2281	$neigh = find $neigh, $map
2105	or next;	2282	or next;
2106	$neigh->load;	2283	$neigh->load;
2107		2284
		2285	# now find the diagonal neighbours
2108	push @neigh,	2286	push @neigh,
2109	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2287	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2110	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2288	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2111	}	2289	}
2112		2290
…		…
2119	}	2297	}
2120		2298
2121	sub find_sync {	2299	sub find_sync {
2122	my ($path, $origin) = @_;	2300	my ($path, $origin) = @_;
2123		2301
2124	cf::sync_job { find $path, $origin }	2302	# it's a bug to call this from the main context
		2303	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2304	if $Coro::current == $Coro::main;
		2305
		2306	find $path, $origin
2125	}	2307	}
2126		2308
2127	sub do_load_sync {	2309	sub do_load_sync {
2128	my ($map) = @_;	2310	my ($map) = @_;
2129		2311
		2312	# it's a bug to call this from the main context
2130	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2313	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2131	if $Coro::current == $Coro::main;	2314	if $Coro::current == $Coro::main;
2132		2315
2133	cf::sync_job { $map->load };	2316	$map->load;
2134	}	2317	}
2135		2318
2136	our %MAP_PREFETCH;	2319	our %MAP_PREFETCH;
2137	our $MAP_PREFETCHER = undef;	2320	our $MAP_PREFETCHER = undef;
2138		2321
2139	sub find_async {	2322	sub find_async {
2140	my ($path, $origin, $load) = @_;	2323	my ($path, $origin, $load) = @_;
2141		2324
2142	$path = normalise $path, $origin && $origin->{path};	2325	$path = normalise $path, $origin;
2143		2326
2144	if (my $map = $cf::MAP{$path}) {	2327	if (my $map = $cf::MAP{$path}) {
2145	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2328	return $map if !$load || $map->linkable;
2146	}	2329	}
2147		2330
2148	$MAP_PREFETCH{$path} |= $load;	2331	$MAP_PREFETCH{$path} |= $load;
2149		2332
2150	$MAP_PREFETCHER ||= cf::async {	2333	$MAP_PREFETCHER ||= cf::async {
…		…
2164	$MAP_PREFETCHER->prio (6);	2347	$MAP_PREFETCHER->prio (6);
2165		2348
2166	()	2349	()
2167	}	2350	}
2168		2351
		2352	# common code, used by both ->save and ->swapout
2169	sub save {	2353	sub _save {
2170	my ($self) = @_;	2354	my ($self) = @_;
2171
2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2173		2355
2174	$self->{last_save} = $cf::RUNTIME;	2356	$self->{last_save} = $cf::RUNTIME;
2175		2357
2176	return unless $self->dirty;	2358	return unless $self->dirty;
2177		2359
…		…
2186		2368
2187	cf::async {	2369	cf::async {
2188	$Coro::current->{desc} = "map player save";	2370	$Coro::current->{desc} = "map player save";
2189	$_->contr->save for $self->players;	2371	$_->contr->save for $self->players;
2190	};	2372	};
		2373
		2374	cf::get_slot 0.02;
2191		2375
2192	if ($uniq) {	2376	if ($uniq) {
2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2377	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2194	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2378	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2195	} else {	2379	} else {
2196	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2380	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2197	}	2381	}
2198	}	2382	}
2199		2383
		2384	sub save {
		2385	my ($self) = @_;
		2386
		2387	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2388
		2389	$self->_save;
		2390	}
		2391
2200	sub swap_out {	2392	sub swap_out {
2201	my ($self) = @_;	2393	my ($self) = @_;
2202		2394
2203	# save first because save cedes
2204	$self->save;
2205
2206	my $lock = cf::lock_acquire "map_data:$self->{path}";	2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
2207		2396
		2397	return if !$self->linkable;
		2398	return if $self->{deny_save};
2208	return if $self->players;	2399	return if $self->players;
2209	return if $self->in_memory != cf::MAP_IN_MEMORY;	2400
		2401	# first deactivate the map and "unlink" it from the core
		2402	$self->deactivate;
		2403	$_->clear_links_to ($self) for values %cf::MAP;
		2404	$self->state (cf::MAP_SWAPPED);
		2405
		2406	# then atomically save
		2407	$self->_save;
		2408
		2409	# then free the map
		2410	$self->clear;
		2411	}
		2412
		2413	sub reset_at {
		2414	my ($self) = @_;
		2415
		2416	# TODO: safety, remove and allow resettable per-player maps
2210	return if $self->{deny_save};	2417	return 1e99 if $self->{deny_reset};
2211		2418
		2419	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2420	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2421
		2422	$time + $to
		2423	}
		2424
		2425	sub should_reset {
		2426	my ($self) = @_;
		2427
		2428	$self->reset_at <= $cf::RUNTIME
		2429	}
		2430
		2431	sub reset {
		2432	my ($self) = @_;
		2433
		2434	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2435
		2436	return if $self->players;
		2437
		2438	cf::trace "resetting map ", $self->path, "\n";
		2439
2212	$self->in_memory (cf::MAP_SWAPPED);	2440	$self->state (cf::MAP_SWAPPED);
		2441
		2442	# need to save uniques path
		2443	unless ($self->{deny_save}) {
		2444	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2445
		2446	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2447	if $uniq;
		2448	}
		2449
		2450	delete $cf::MAP{$self->path};
2213		2451
2214	$self->deactivate;	2452	$self->deactivate;
2215	$_->clear_links_to ($self) for values %cf::MAP;	2453	$_->clear_links_to ($self) for values %cf::MAP;
2216	$self->clear;	2454	$self->clear;
2217	}
2218
2219	sub reset_at {
2220	my ($self) = @_;
2221
2222	# TODO: safety, remove and allow resettable per-player maps
2223	return 1e99 if $self->{deny_reset};
2224
2225	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2226	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2227
2228	$time + $to
2229	}
2230
2231	sub should_reset {
2232	my ($self) = @_;
2233
2234	$self->reset_at <= $cf::RUNTIME
2235	}
2236
2237	sub reset {
2238	my ($self) = @_;
2239
2240	my $lock = cf::lock_acquire "map_data:$self->{path}";
2241
2242	return if $self->players;
2243
2244	warn "resetting map ", $self->path;
2245
2246	$self->in_memory (cf::MAP_SWAPPED);
2247
2248	# need to save uniques path
2249	unless ($self->{deny_save}) {
2250	my $uniq = $self->uniq_path; utf8::encode $uniq;
2251
2252	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2253	if $uniq;
2254	}
2255
2256	delete $cf::MAP{$self->path};
2257
2258	$self->deactivate;
2259	$_->clear_links_to ($self) for values %cf::MAP;
2260	$self->clear;
2261		2455
2262	$self->unlink_save;	2456	$self->unlink_save;
2263	$self->destroy;	2457	$self->destroy;
2264	}	2458	}
2265		2459
…		…
2273		2467
2274	delete $cf::MAP{$self->path};	2468	delete $cf::MAP{$self->path};
2275		2469
2276	$self->unlink_save;	2470	$self->unlink_save;
2277		2471
2278	bless $self, "cf::map";	2472	bless $self, "cf::map::wrap";
2279	delete $self->{deny_reset};	2473	delete $self->{deny_reset};
2280	$self->{deny_save} = 1;	2474	$self->{deny_save} = 1;
2281	$self->reset_timeout (1);	2475	$self->reset_timeout (1);
2282	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2476	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2283		2477
…		…
2332		2526
2333	sub unique_maps() {	2527	sub unique_maps() {
2334	[	2528	[
2335	map {	2529	map {
2336	utf8::decode $_;	2530	utf8::decode $_;
2337	/\.map$/	2531	s/\.map$//; # TODO future compatibility hack
		2532	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2533	? ()
2338	? normalise $_	2534	: normalise $_
2339	: ()
2340	} @{ aio_readdir $UNIQUEDIR or [] }	2535	} @{ aio_readdir $UNIQUEDIR or [] }
2341	]	2536	]
2342	}	2537	}
2343		2538
2344	package cf;	2539	=item cf::map::static_maps
		2540
		2541	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2542	file in the shared directory excluding F</styles> and F</editor>). May
		2543	block.
		2544
		2545	=cut
		2546
		2547	sub static_maps() {
		2548	my @dirs = "";
		2549	my @maps;
		2550
		2551	while (@dirs) {
		2552	my $dir = shift @dirs;
		2553
		2554	next if $dir eq "/styles" || $dir eq "/editor";
		2555
		2556	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2557	or return;
		2558
		2559	for (@$files) {
		2560	s/\.map$// or next;
		2561	utf8::decode $_;
		2562	push @maps, "$dir/$_";
		2563	}
		2564
		2565	push @dirs, map "$dir/$_", @$dirs;
		2566	}
		2567
		2568	\@maps
		2569	}
2345		2570
2346	=back	2571	=back
2347		2572
2348	=head3 cf::object	2573	=head3 cf::object
2349		2574
…		…
2353		2578
2354	=over 4	2579	=over 4
2355		2580
2356	=item $ob->inv_recursive	2581	=item $ob->inv_recursive
2357		2582
2358	Returns the inventory of the object _and_ their inventories, recursively.	2583	Returns the inventory of the object I<and> their inventories, recursively,
		2584	but I<not> the object itself.
2359		2585
2360	=cut	2586	=cut
2361		2587
2362	sub inv_recursive_;	2588	sub inv_recursive_;
2363	sub inv_recursive_ {	2589	sub inv_recursive_ {
…		…
2368	inv_recursive_ inv $_[0]	2594	inv_recursive_ inv $_[0]
2369	}	2595	}
2370		2596
2371	=item $ref = $ob->ref	2597	=item $ref = $ob->ref
2372		2598
2373	creates and returns a persistent reference to an objetc that can be stored as a string.	2599	Creates and returns a persistent reference to an object that can be stored as a string.
2374		2600
2375	=item $ob = cf::object::deref ($refstring)	2601	=item $ob = cf::object::deref ($refstring)
2376		2602
2377	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2603	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2378	even if the object actually exists. May block.	2604	even if the object actually exists. May block.
…		…
2410	can be C<undef>. Does the right thing when the player is currently in a	2636	can be C<undef>. Does the right thing when the player is currently in a
2411	dialogue with the given NPC character.	2637	dialogue with the given NPC character.
2412		2638
2413	=cut	2639	=cut
2414		2640
		2641	our $SAY_CHANNEL = {
		2642	id => "say",
		2643	title => "Map",
		2644	reply => "say ",
		2645	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2646	};
		2647
		2648	our $CHAT_CHANNEL = {
		2649	id => "chat",
		2650	title => "Chat",
		2651	reply => "chat ",
		2652	tooltip => "Player chat and shouts, global to the server.",
		2653	};
		2654
2415	# rough implementation of a future "reply" method that works	2655	# rough implementation of a future "reply" method that works
2416	# with dialog boxes.	2656	# with dialog boxes.
2417	#TODO: the first argument must go, split into a $npc->reply_to ( method	2657	#TODO: the first argument must go, split into a $npc->reply_to ( method
2418	sub cf::object::player::reply($$$;$) {	2658	sub cf::object::player::reply($$$;$) {
2419	my ($self, $npc, $msg, $flags) = @_;	2659	my ($self, $npc, $msg, $flags) = @_;
…		…
2430	my $dialog = $pl->{npc_dialog};	2670	my $dialog = $pl->{npc_dialog};
2431	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2671	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2432		2672
2433	} else {	2673	} else {
2434	$msg = $npc->name . " says: $msg" if $npc;	2674	$msg = $npc->name . " says: $msg" if $npc;
2435	$self->message ($msg, $flags);	2675	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2436	}	2676	}
2437	}	2677	}
2438	}	2678	}
2439		2679
2440	=item $object->send_msg ($channel, $msg, $color, [extra...])	2680	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2465		2705
2466	=item $player_object->enter_link	2706	=item $player_object->enter_link
2467		2707
2468	Freezes the player and moves him/her to a special map (C<{link}>).	2708	Freezes the player and moves him/her to a special map (C<{link}>).
2469		2709
2470	The player should be reasonably safe there for short amounts of time. You	2710	The player should be reasonably safe there for short amounts of time (e.g.
2471	I<MUST> call C<leave_link> as soon as possible, though.	2711	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2712	though, as the player cannot control the character while it is on the link
		2713	map.
2472		2714
2473	Will never block.	2715	Will never block.
2474		2716
2475	=item $player_object->leave_link ($map, $x, $y)	2717	=item $player_object->leave_link ($map, $x, $y)
2476		2718
…		…
2496	sub cf::object::player::enter_link {	2738	sub cf::object::player::enter_link {
2497	my ($self) = @_;	2739	my ($self) = @_;
2498		2740
2499	$self->deactivate_recursive;	2741	$self->deactivate_recursive;
2500		2742
		2743	++$self->{_link_recursion};
		2744
2501	return if UNIVERSAL::isa $self->map, "ext::map_link";	2745	return if UNIVERSAL::isa $self->map, "ext::map_link";
2502		2746
2503	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2747	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2504	if $self->map && $self->map->{path} ne "{link}";	2748	if $self->map && $self->map->{path} ne "{link}";
2505		2749
2506	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2750	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2507	}	2751	}
2508		2752
2509	sub cf::object::player::leave_link {	2753	sub cf::object::player::leave_link {
2510	my ($self, $map, $x, $y) = @_;	2754	my ($self, $map, $x, $y) = @_;
2511		2755
…		…
2528	($x, $y) = (-1, -1)	2772	($x, $y) = (-1, -1)
2529	unless (defined $x) && (defined $y);	2773	unless (defined $x) && (defined $y);
2530		2774
2531	# use -1 or undef as default coordinates, not 0, 0	2775	# use -1 or undef as default coordinates, not 0, 0
2532	($x, $y) = ($map->enter_x, $map->enter_y)	2776	($x, $y) = ($map->enter_x, $map->enter_y)
2533	if $x <=0 && $y <= 0;	2777	if $x <= 0 && $y <= 0;
2534		2778
2535	$map->load;	2779	$map->load;
2536	$map->load_neighbours;	2780	$map->load_neighbours;
2537		2781
2538	return unless $self->contr->active;	2782	return unless $self->contr->active;
2539	$self->activate_recursive;
2540		2783
2541	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2784	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2542	$self->enter_map ($map, $x, $y);	2785	if ($self->enter_map ($map, $x, $y)) {
2543	}	2786	# entering was successful
		2787	delete $self->{_link_recursion};
		2788	# only activate afterwards, to support waiting in hooks
		2789	$self->activate_recursive;
		2790	}
2544		2791
		2792	}
		2793
2545	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2794	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2546		2795
2547	Moves the player to the given map-path and coordinates by first freezing	2796	Moves the player to the given map-path and coordinates by first freezing
2548	her, loading and preparing them map, calling the provided $check callback	2797	her, loading and preparing them map, calling the provided $check callback
2549	that has to return the map if sucecssful, and then unfreezes the player on	2798	that has to return the map if sucecssful, and then unfreezes the player on
2550	the new (success) or old (failed) map position. In either case, $done will	2799	the new (success) or old (failed) map position. In either case, $done will
2551	be called at the end of this process.	2800	be called at the end of this process.
2552		2801
		2802	Note that $check will be called with a potentially non-loaded map, so if
		2803	it needs a loaded map it has to call C<< ->load >>.
		2804
2553	=cut	2805	=cut
2554		2806
2555	our $GOTOGEN;	2807	our $GOTOGEN;
2556		2808
2557	sub cf::object::player::goto {	2809	sub cf::object::player::goto {
2558	my ($self, $path, $x, $y, $check, $done) = @_;	2810	my ($self, $path, $x, $y, $check, $done) = @_;
		2811
		2812	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2813	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2814	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2815	($path, $x, $y) = @$EMERGENCY_POSITION;
		2816	}
2559		2817
2560	# do generation counting so two concurrent goto's will be executed in-order	2818	# do generation counting so two concurrent goto's will be executed in-order
2561	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2819	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2562		2820
2563	$self->enter_link;	2821	$self->enter_link;
…		…
2583	($path, $x, $y) = (undef, undef, undef);	2841	($path, $x, $y) = (undef, undef, undef);
2584	}	2842	}
2585	}	2843	}
2586		2844
2587	my $map = eval {	2845	my $map = eval {
2588	my $map = defined $path ? cf::map::find $path : undef;	2846	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2589		2847
2590	if ($map) {	2848	if ($map) {
2591	$map = $map->customise_for ($self);	2849	$map = $map->customise_for ($self);
2592	$map = $check->($map) if $check && $map;	2850	$map = $check->($map, $x, $y, $self) if $check && $map;
2593	} else {	2851	} else {
2594	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2852	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2595	}	2853	}
2596		2854
2597	$map	2855	$map
…		…
2605	if ($gen == $self->{_goto_generation}) {	2863	if ($gen == $self->{_goto_generation}) {
2606	delete $self->{_goto_generation};	2864	delete $self->{_goto_generation};
2607	$self->leave_link ($map, $x, $y);	2865	$self->leave_link ($map, $x, $y);
2608	}	2866	}
2609		2867
2610	$done->() if $done;	2868	$done->($self) if $done;
2611	})->prio (1);	2869	})->prio (1);
2612	}	2870	}
2613		2871
2614	=item $player_object->enter_exit ($exit_object)	2872	=item $player_object->enter_exit ($exit_object)
2615		2873
…		…
2635	}	2893	}
2636		2894
2637	sub prepare_random_map {	2895	sub prepare_random_map {
2638	my ($exit) = @_;	2896	my ($exit) = @_;
2639		2897
2640	my $guard = cf::lock_acquire "exit_prepare:$exit";
2641
2642	# all this does is basically replace the /! path by	2898	# all this does is basically replace the /! path by
2643	# a new random map path (?random/...) with a seed	2899	# a new random map path (?random/...) with a seed
2644	# that depends on the exit object	2900	# that depends on the exit object
2645		2901
2646	my $rmp = parse_random_map_params $exit->msg;	2902	my $rmp = parse_random_map_params $exit->msg;
…		…
2648	if ($exit->map) {	2904	if ($exit->map) {
2649	$rmp->{region} = $exit->region->name;	2905	$rmp->{region} = $exit->region->name;
2650	$rmp->{origin_map} = $exit->map->path;	2906	$rmp->{origin_map} = $exit->map->path;
2651	$rmp->{origin_x} = $exit->x;	2907	$rmp->{origin_x} = $exit->x;
2652	$rmp->{origin_y} = $exit->y;	2908	$rmp->{origin_y} = $exit->y;
		2909
		2910	$exit->map->touch;
2653	}	2911	}
2654		2912
2655	$rmp->{random_seed} ||= $exit->random_seed;	2913	$rmp->{random_seed} ||= $exit->random_seed;
2656		2914
2657	my $data = cf::encode_json $rmp;	2915	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2658	my $md5 = Digest::MD5::md5_hex $data;	2916	my $md5 = Digest::MD5::md5_hex $data;
2659	my $meta = "$RANDOMDIR/$md5.meta";	2917	my $meta = "$RANDOMDIR/$md5.meta";
2660		2918
2661	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2919	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2662	aio_write $fh, 0, (length $data), $data, 0;	2920	aio_write $fh, 0, (length $data), $data, 0;
2663	undef $fh;	2921	undef $fh;
2664	aio_rename "$meta~", $meta;	2922	aio_rename "$meta~", $meta;
2665		2923
		2924	my $slaying = "?random/$md5";
		2925
		2926	if ($exit->valid) {
2666	$exit->slaying ("?random/$md5");	2927	$exit->slaying ("?random/$md5");
2667	$exit->msg (undef);	2928	$exit->msg (undef);
		2929	}
2668	}	2930	}
2669	}	2931	}
2670		2932
2671	sub cf::object::player::enter_exit {	2933	sub cf::object::player::enter_exit {
2672	my ($self, $exit) = @_;	2934	my ($self, $exit) = @_;
2673		2935
2674	return unless $self->type == cf::PLAYER;	2936	return unless $self->type == cf::PLAYER;
2675		2937
2676	if ($exit->slaying eq "/!") {
2677	#TODO: this should de-fi-ni-te-ly not be a sync-job
2678	# the problem is that $exit might not survive long enough
2679	# so it needs to be done right now, right here
2680	cf::sync_job { prepare_random_map $exit };
2681	}
2682
2683	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2684	my $hp = $exit->stats->hp;
2685	my $sp = $exit->stats->sp;
2686
2687	$self->enter_link;	2938	$self->enter_link;
2688		2939
2689	# if exit is damned, update players death & WoR home-position
2690	$self->contr->savebed ($slaying, $hp, $sp)
2691	if $exit->flag (FLAG_DAMNED);
2692
2693	(async {	2940	(async {
2694	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2941	$Coro::current->{desc} = "enter_exit";
2695		2942
2696	$self->deactivate_recursive; # just to be sure
2697	unless (eval {	2943	unless (eval {
		2944	$self->deactivate_recursive; # just to be sure
		2945
		2946	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2947	my $x = $exit->stats->hp;
		2948	my $y = $exit->stats->sp;
		2949
		2950	# special map handling
		2951	my $slaying = $exit->slaying;
		2952
		2953	# special map handling
		2954	if ($slaying eq "/!") {
		2955	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2956
		2957	prepare_random_map $exit
		2958	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2959
		2960	$map = $exit->slaying;
		2961
		2962	} elsif ($slaying eq '!up') {
		2963	$map = $exit->map->tile_path (cf::TILE_UP);
		2964	$x = $exit->x;
		2965	$y = $exit->y;
		2966
		2967	} elsif ($slaying eq '!down') {
		2968	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2969	$x = $exit->x;
		2970	$y = $exit->y;
		2971	}
		2972
2698	$self->goto ($slaying, $hp, $sp);	2973	$self->goto ($map, $x, $y);
2699		2974
		2975	# if exit is damned, update players death & WoR home-position
		2976	$self->contr->savebed ($map, $x, $y)
		2977	if $exit->flag (cf::FLAG_DAMNED);
		2978
2700	1;	2979	1
2701	}) {	2980	}) {
2702	$self->message ("Something went wrong deep within the crossfire server. "	2981	$self->message ("Something went wrong deep within the deliantra server. "
2703	. "I'll try to bring you back to the map you were before. "	2982	. "I'll try to bring you back to the map you were before. "
2704	. "Please report this to the dungeon master!",	2983	. "Please report this to the dungeon master!",
2705	cf::NDI_UNIQUE | cf::NDI_RED);	2984	cf::NDI_UNIQUE | cf::NDI_RED);
2706		2985
2707	warn "ERROR in enter_exit: $@";	2986	error "ERROR in enter_exit: $@";
2708	$self->leave_link;	2987	$self->leave_link;
2709	}	2988	}
2710	})->prio (1);	2989	})->prio (1);
2711	}	2990	}
2712		2991
…		…
2724	sub cf::client::send_drawinfo {	3003	sub cf::client::send_drawinfo {
2725	my ($self, $text, $flags) = @_;	3004	my ($self, $text, $flags) = @_;
2726		3005
2727	utf8::encode $text;	3006	utf8::encode $text;
2728	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3007	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3008	}
		3009
		3010	=item $client->send_big_packet ($pkt)
		3011
		3012	Like C<send_packet>, but tries to compress large packets, and fragments
		3013	them as required.
		3014
		3015	=cut
		3016
		3017	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3018
		3019	sub cf::client::send_big_packet {
		3020	my ($self, $pkt) = @_;
		3021
		3022	# try lzf for large packets
		3023	$pkt = "lzf " . Compress::LZF::compress $pkt
		3024	if 1024 <= length $pkt and $self->{can_lzf};
		3025
		3026	# split very large packets
		3027	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3028	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3029	$pkt = "frag";
		3030	}
		3031
		3032	$self->send_packet ($pkt);
2729	}	3033	}
2730		3034
2731	=item $client->send_msg ($channel, $msg, $color, [extra...])	3035	=item $client->send_msg ($channel, $msg, $color, [extra...])
2732		3036
2733	Send a drawinfo or msg packet to the client, formatting the msg for the	3037	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2737		3041
2738	=cut	3042	=cut
2739		3043
2740	# non-persistent channels (usually the info channel)	3044	# non-persistent channels (usually the info channel)
2741	our %CHANNEL = (	3045	our %CHANNEL = (
		3046	"c/motd" => {
		3047	id => "infobox",
		3048	title => "MOTD",
		3049	reply => undef,
		3050	tooltip => "The message of the day",
		3051	},
2742	"c/identify" => {	3052	"c/identify" => {
2743	id => "infobox",	3053	id => "infobox",
2744	title => "Identify",	3054	title => "Identify",
2745	reply => undef,	3055	reply => undef,
2746	tooltip => "Items recently identified",	3056	tooltip => "Items recently identified",
…		…
2748	"c/examine" => {	3058	"c/examine" => {
2749	id => "infobox",	3059	id => "infobox",
2750	title => "Examine",	3060	title => "Examine",
2751	reply => undef,	3061	reply => undef,
2752	tooltip => "Signs and other items you examined",	3062	tooltip => "Signs and other items you examined",
		3063	},
		3064	"c/shopinfo" => {
		3065	id => "infobox",
		3066	title => "Shop Info",
		3067	reply => undef,
		3068	tooltip => "What your bargaining skill tells you about the shop",
2753	},	3069	},
2754	"c/book" => {	3070	"c/book" => {
2755	id => "infobox",	3071	id => "infobox",
2756	title => "Book",	3072	title => "Book",
2757	reply => undef,	3073	reply => undef,
…		…
2773	id => "infobox",	3089	id => "infobox",
2774	title => "Body Parts",	3090	title => "Body Parts",
2775	reply => undef,	3091	reply => undef,
2776	tooltip => "Shows which body parts you posess and are available",	3092	tooltip => "Shows which body parts you posess and are available",
2777	},	3093	},
		3094	"c/statistics" => {
		3095	id => "infobox",
		3096	title => "Statistics",
		3097	reply => undef,
		3098	tooltip => "Shows your primary statistics",
		3099	},
		3100	"c/skills" => {
		3101	id => "infobox",
		3102	title => "Skills",
		3103	reply => undef,
		3104	tooltip => "Shows your experience per skill and item power",
		3105	},
		3106	"c/shopitems" => {
		3107	id => "infobox",
		3108	title => "Shop Items",
		3109	reply => undef,
		3110	tooltip => "Shows the items currently for sale in this shop",
		3111	},
		3112	"c/resistances" => {
		3113	id => "infobox",
		3114	title => "Resistances",
		3115	reply => undef,
		3116	tooltip => "Shows your resistances",
		3117	},
		3118	"c/pets" => {
		3119	id => "infobox",
		3120	title => "Pets",
		3121	reply => undef,
		3122	tooltip => "Shows information abotu your pets/a specific pet",
		3123	},
		3124	"c/perceiveself" => {
		3125	id => "infobox",
		3126	title => "Perceive Self",
		3127	reply => undef,
		3128	tooltip => "You gained detailed knowledge about yourself",
		3129	},
2778	"c/uptime" => {	3130	"c/uptime" => {
2779	id => "infobox",	3131	id => "infobox",
2780	title => "Uptime",	3132	title => "Uptime",
2781	reply => undef,	3133	reply => undef,
2782	tooltip => "How long the server has been running since last restart",	3134	tooltip => "How long the server has been running since last restart",
…		…
2785	id => "infobox",	3137	id => "infobox",
2786	title => "Map Info",	3138	title => "Map Info",
2787	reply => undef,	3139	reply => undef,
2788	tooltip => "Information related to the maps",	3140	tooltip => "Information related to the maps",
2789	},	3141	},
		3142	"c/party" => {
		3143	id => "party",
		3144	title => "Party",
		3145	reply => "gsay ",
		3146	tooltip => "Messages and chat related to your party",
		3147	},
		3148	"c/death" => {
		3149	id => "death",
		3150	title => "Death",
		3151	reply => undef,
		3152	tooltip => "Reason for and more info about your most recent death",
		3153	},
		3154	"c/say" => $SAY_CHANNEL,
		3155	"c/chat" => $CHAT_CHANNEL,
2790	);	3156	);
2791		3157
2792	sub cf::client::send_msg {	3158	sub cf::client::send_msg {
2793	my ($self, $channel, $msg, $color, @extra) = @_;	3159	my ($self, $channel, $msg, $color, @extra) = @_;
2794		3160
2795	$msg = $self->pl->expand_cfpod ($msg);	3161	$msg = $self->pl->expand_cfpod ($msg)
		3162	unless $color & cf::NDI_VERBATIM;
2796		3163
2797	$color &= cf::NDI_CLIENT_MASK; # just in case...	3164	$color &= cf::NDI_CLIENT_MASK; # just in case...
2798		3165
2799	# check predefined channels, for the benefit of C	3166	# check predefined channels, for the benefit of C
2800	if ($CHANNEL{$channel}) {	3167	if ($CHANNEL{$channel}) {
2801	$channel = $CHANNEL{$channel};	3168	$channel = $CHANNEL{$channel};
2802		3169
2803	$self->ext_msg (channel_info => $channel)	3170	$self->ext_msg (channel_info => $channel);
2804	if $self->can_msg;
2805
2806	$channel = $channel->{id};	3171	$channel = $channel->{id};
2807		3172
2808	} elsif (ref $channel) {	3173	} elsif (ref $channel) {
2809	# send meta info to client, if not yet sent	3174	# send meta info to client, if not yet sent
2810	unless (exists $self->{channel}{$channel->{id}}) {	3175	unless (exists $self->{channel}{$channel->{id}}) {
2811	$self->{channel}{$channel->{id}} = $channel;	3176	$self->{channel}{$channel->{id}} = $channel;
2812	$self->ext_msg (channel_info => $channel)	3177	$self->ext_msg (channel_info => $channel);
2813	if $self->can_msg;
2814	}	3178	}
2815		3179
2816	$channel = $channel->{id};	3180	$channel = $channel->{id};
2817	}	3181	}
2818		3182
2819	return unless @extra || length $msg;	3183	return unless @extra || length $msg;
2820		3184
2821	if ($self->can_msg) {
2822	# default colour, mask it out	3185	# default colour, mask it out
2823	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3186	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2824	if $color & cf::NDI_DEF;	3187	if $color & cf::NDI_DEF;
2825		3188
2826	$self->send_packet ("msg " . $self->{json_coder}->encode (	3189	my $pkt = "msg "
		3190	. $self->{json_coder}->encode (
2827	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3191	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2828	} else {	3192	);
2829	if ($color >= 0) {
2830	# replace some tags by gcfclient-compatible ones
2831	for ($msg) {
2832	1 while
2833	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2834	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2835	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2836	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2837	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2838	}
2839		3193
2840	$color &= cf::NDI_COLOR_MASK;	3194	$self->send_big_packet ($pkt);
2841
2842	utf8::encode $msg;
2843
2844	if (0 && $msg =~ /\[/) {
2845	# COMMAND/INFO
2846	$self->send_packet ("drawextinfo $color 10 8 $msg")
2847	} else {
2848	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2849	$self->send_packet ("drawinfo $color $msg")
2850	}
2851	}
2852	}
2853	}	3195	}
2854		3196
2855	=item $client->ext_msg ($type, @msg)	3197	=item $client->ext_msg ($type, @msg)
2856		3198
2857	Sends an ext event to the client.	3199	Sends an ext event to the client.
…		…
2860		3202
2861	sub cf::client::ext_msg($$@) {	3203	sub cf::client::ext_msg($$@) {
2862	my ($self, $type, @msg) = @_;	3204	my ($self, $type, @msg) = @_;
2863		3205
2864	if ($self->extcmd == 2) {	3206	if ($self->extcmd == 2) {
2865	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3207	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2866	} elsif ($self->extcmd == 1) { # TODO: remove	3208	} elsif ($self->extcmd == 1) { # TODO: remove
2867	push @msg, msgtype => "event_$type";	3209	push @msg, msgtype => "event_$type";
2868	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3210	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2869	}	3211	}
2870	}	3212	}
2871		3213
2872	=item $client->ext_reply ($msgid, @msg)	3214	=item $client->ext_reply ($msgid, @msg)
2873		3215
…		…
2877		3219
2878	sub cf::client::ext_reply($$@) {	3220	sub cf::client::ext_reply($$@) {
2879	my ($self, $id, @msg) = @_;	3221	my ($self, $id, @msg) = @_;
2880		3222
2881	if ($self->extcmd == 2) {	3223	if ($self->extcmd == 2) {
2882	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3224	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2883	} elsif ($self->extcmd == 1) {	3225	} elsif ($self->extcmd == 1) {
2884	#TODO: version 1, remove	3226	#TODO: version 1, remove
2885	unshift @msg, msgtype => "reply", msgid => $id;	3227	unshift @msg, msgtype => "reply", msgid => $id;
2886	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2887	}	3229	}
2888	}	3230	}
2889		3231
2890	=item $success = $client->query ($flags, "text", \&cb)	3232	=item $success = $client->query ($flags, "text", \&cb)
2891		3233
…		…
2962		3304
2963	$ns->ext_reply ($reply, @reply)	3305	$ns->ext_reply ($reply, @reply)
2964	if $reply;	3306	if $reply;
2965		3307
2966	} else {	3308	} else {
2967	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2968	}	3310	}
2969		3311
2970	cf::override;	3312	cf::override;
2971	},	3313	},
2972	);	3314	);
…		…
2992		3334
2993	$coro	3335	$coro
2994	}	3336	}
2995		3337
2996	cf::client->attach (	3338	cf::client->attach (
2997	on_destroy => sub {	3339	on_client_destroy => sub {
2998	my ($ns) = @_;	3340	my ($ns) = @_;
2999		3341
3000	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3001	},	3343	},
3002	);	3344	);
…		…
3018	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
3019		3361
3020	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
3021		3363
3022	$safe->permit_only (Opcode::opset qw(	3364	$safe->permit_only (Opcode::opset qw(
3023	:base_core :base_mem :base_orig :base_math	3365	:base_core :base_mem :base_orig :base_math :base_loop
3024	grepstart grepwhile mapstart mapwhile	3366	grepstart grepwhile mapstart mapwhile
3025	sort time	3367	sort time
3026	));	3368	));
3027		3369
3028	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
…		…
3031		3373
3032	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
3033		3375
3034	cf::object	3376	cf::object
3035	contr pay_amount pay_player map x y force_find force_add destroy	3377	contr pay_amount pay_player map x y force_find force_add destroy
3036	insert remove name archname title slaying race decrease_ob_nr	3378	insert remove name archname title slaying race decrease split
		3379	value
3037		3380
3038	cf::object::player	3381	cf::object::player
3039	player	3382	player
3040		3383
3041	cf::player	3384	cf::player
…		…
3046		3389
3047	=cut	3390	=cut
3048		3391
3049	for (	3392	for (
3050	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3051	insert remove inv name archname title slaying race	3394	insert remove inv nrof name archname title slaying race
3052	decrease_ob_nr destroy)],	3395	decrease split destroy change_exp value msg lore send_msg)],
3053	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
3054	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
3055	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
3056	) {	3399	) {
3057	no strict 'refs';
3058	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
3059	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3060	for @funs;	3402	for @funs;
3061	}	3403	}
3062		3404
…		…
3077		3419
3078	my $qcode = $code;	3420	my $qcode = $code;
3079	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3080	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
3081		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
3082	local $_;	3427	local $_;
3083	local @safe::cf::_safe_eval_args = values %vars;
3084		3428
3085	my $eval =	3429	my $eval =
3086	"do {\n"	3430	"do {\n"
3087	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3088	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
3089	. $code	3433	. $code
3090	. "\n}"	3434	. "\n}"
3091	;	3435	;
3092		3436
		3437	if ($CFG{safe_eval}) {
3093	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
3094	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3095	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
3096		3446
3097	if ($@) {	3447	if ($@) {
3098	warn "$@";	3448	warn "$@",
3099	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
3100	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
3101	}	3451	}
3102		3452
3103	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
3104	}	3454	}
3105		3455
…		…
3119	=cut	3469	=cut
3120		3470
3121	sub register_script_function {	3471	sub register_script_function {
3122	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
3123		3473
3124	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
3125	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
3126	}	3476	}
3127		3477
3128	=back	3478	=back
3129		3479
3130	=cut	3480	=cut
…		…
3139	# for this (global event?)	3489	# for this (global event?)
3140	%ext::player_env::MUSIC_FACE_CACHE = ();	3490	%ext::player_env::MUSIC_FACE_CACHE = ();
3141		3491
3142	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3143		3493
3144	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
3145		3495
3146	my $facedata;	3496	my $facedata = decode_storable load_file $path;
3147	0 < aio_load $path, $facedata
3148	or die "$path: $!";
3149
3150	$facedata = Coro::Storable::thaw $facedata;
3151		3497
3152	$facedata->{version} == 2	3498	$facedata->{version} == 2
3153	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
3154		3500
3155	# patch in the exptable	3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3156	$facedata->{resource}{"res/exp_table"} = {	3503	$facedata->{resource}{"res/exp_table"} = {
3157	type => FT_RSRC,	3504	type => FT_RSRC,
3158	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
3159	};	3507	};
3160	cf::cede_to_tick;	3508	cf::cede_to_tick;
3161		3509
3162	{	3510	{
3163	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
…		…
3165	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
3166	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3167		3515
3168	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
3169	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
3170	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3171	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3172		3521
3173	cf::cede_to_tick;	3522	cf::cede_to_tick;
3174	}	3523	}
3175		3524
3176	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
…		…
3181		3530
3182	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
3183	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
3184	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3185	} else {	3534	} else {
3186	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
3187	}	3536	}
3188		3537
3189	cf::cede_to_tick;	3538	cf::cede_to_tick;
3190	}	3539	}
3191	}	3540	}
…		…
3200		3549
3201	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
3202	}	3551	}
3203		3552
3204	{	3553	{
3205	# TODO: for gcfclient pleasure, we should give resources
3206	# that gcfclient doesn't grok a >10000 face index.
3207	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
3208		3555
3209	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
3210	if (defined $info->{type}) {	3557	if (defined $info->{type}) {
3211	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3558	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3212	my $data;
3213		3559
3214	if ($info->{type} & 1) {	3560	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3215	# prepend meta info
3216
3217	my $meta = $enc->encode ({
3218	name => $name,
3219	%{ $info->{meta} || {} },
3220	});
3221
3222	$data = pack "(w/a*)*", $meta, $info->{data};
3223	} else {
3224	$data = $info->{data};
3225	}
3226
3227	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3228	cf::face::set_type $idx, $info->{type};	3561	cf::face::set_type $idx, $info->{type};
3229	} else {	3562	} else {
3230	$RESOURCE{$name} = $info;	3563	$RESOURCE{$name} = $info; # unused
3231	}	3564	}
3232		3565
3233	cf::cede_to_tick;	3566	cf::cede_to_tick;
3234	}	3567	}
3235	}	3568	}
3236		3569
3237	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3570	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3238		3571
3239	1	3572	1
3240	}	3573	}
3241
3242	cf::global->attach (on_resource_update => sub {
3243	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3244	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3245
3246	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3247	my $sound = $soundconf->{compat}[$_]
3248	or next;
3249
3250	my $face = cf::face::find "sound/$sound->[1]";
3251	cf::sound::set $sound->[0] => $face;
3252	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3253	}
3254
3255	while (my ($k, $v) = each %{$soundconf->{event}}) {
3256	my $face = cf::face::find "sound/$v";
3257	cf::sound::set $k => $face;
3258	}
3259	}
3260	});
3261		3574
3262	register_exticmd fx_want => sub {	3575	register_exticmd fx_want => sub {
3263	my ($ns, $want) = @_;	3576	my ($ns, $want) = @_;
3264		3577
3265	while (my ($k, $v) = each %$want) {	3578	while (my ($k, $v) = each %$want) {
3266	$ns->fx_want ($k, $v);	3579	$ns->fx_want ($k, $v);
3267	}	3580	}
3268	};	3581	};
		3582
		3583	sub load_resource_file($) {
		3584	my $guard = lock_acquire "load_resource_file";
		3585
		3586	my $status = load_resource_file_ $_[0];
		3587	get_slot 0.1, 100;
		3588	cf::arch::commit_load;
		3589
		3590	$status
		3591	}
3269		3592
3270	sub reload_regions {	3593	sub reload_regions {
3271	# HACK to clear player env face cache, we need some signal framework	3594	# HACK to clear player env face cache, we need some signal framework
3272	# for this (global event?)	3595	# for this (global event?)
3273	%ext::player_env::MUSIC_FACE_CACHE = ();	3596	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3287	}	3610	}
3288		3611
3289	sub reload_archetypes {	3612	sub reload_archetypes {
3290	load_resource_file "$DATADIR/archetypes"	3613	load_resource_file "$DATADIR/archetypes"
3291	or die "unable to load archetypes\n";	3614	or die "unable to load archetypes\n";
3292	#d# NEED to laod twice to resolve forward references
3293	# this really needs to be done in an extra post-pass
3294	# (which needs to be synchronous, so solve it differently)
3295	load_resource_file "$DATADIR/archetypes"
3296	or die "unable to load archetypes\n";
3297	}	3615	}
3298		3616
3299	sub reload_treasures {	3617	sub reload_treasures {
3300	load_resource_file "$DATADIR/treasures"	3618	load_resource_file "$DATADIR/treasures"
3301	or die "unable to load treasurelists\n";	3619	or die "unable to load treasurelists\n";
3302	}	3620	}
3303		3621
		3622	sub reload_sound {
		3623	trace "loading sound config from $DATADIR/sound\n";
		3624
		3625	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3626
		3627	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3628	my $sound = $soundconf->{compat}[$_]
		3629	or next;
		3630
		3631	my $face = cf::face::find "sound/$sound->[1]";
		3632	cf::sound::set $sound->[0] => $face;
		3633	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3634	}
		3635
		3636	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3637	my $face = cf::face::find "sound/$v";
		3638	cf::sound::set $k => $face;
		3639	}
		3640	}
		3641
3304	sub reload_resources {	3642	sub reload_resources {
3305	warn "reloading resource files...\n";	3643	trace "reloading resource files...\n";
3306		3644
		3645	reload_exp_table;
		3646	reload_materials;
		3647	reload_facedata;
		3648	reload_sound;
		3649	reload_archetypes;
3307	reload_regions;	3650	reload_regions;
3308	reload_facedata;
3309	#reload_archetypes;#d#
3310	reload_archetypes;
3311	reload_treasures;	3651	reload_treasures;
3312		3652
3313	warn "finished reloading resource files\n";	3653	trace "finished reloading resource files\n";
3314	}
3315
3316	sub init {
3317	reload_resources;
3318	}	3654	}
3319		3655
3320	sub reload_config {	3656	sub reload_config {
3321	open my $fh, "<:utf8", "$CONFDIR/config"	3657	trace "reloading config file...\n";
3322	or return;
3323		3658
3324	local $/;	3659	my $config = load_file "$CONFDIR/config";
3325	*CFG = YAML::Load <$fh>;	3660	utf8::decode $config;
		3661	*CFG = decode_yaml $config;
3326		3662
3327	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3663	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3328		3664
3329	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3665	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3330	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3666	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3331		3667
3332	if (exists $CFG{mlockall}) {	3668	if (exists $CFG{mlockall}) {
…		…
3336	};	3672	};
3337	warn $@ if $@;	3673	warn $@ if $@;
3338	}	3674	}
3339	}	3675	}
3340		3676
		3677	sub pidfile() {
		3678	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3679	or die "$PIDFILE: $!";
		3680	flock $fh, &Fcntl::LOCK_EX
		3681	or die "$PIDFILE: flock: $!";
		3682	$fh
		3683	}
		3684
		3685	# make sure only one server instance is running at any one time
		3686	sub atomic {
		3687	my $fh = pidfile;
		3688
		3689	my $pid = <$fh>;
		3690	kill 9, $pid if $pid > 0;
		3691
		3692	seek $fh, 0, 0;
		3693	print $fh $$;
		3694	}
		3695
		3696	sub main_loop {
		3697	trace "EV::loop starting\n";
		3698	if (1) {
		3699	EV::loop;
		3700	}
		3701	trace "EV::loop returned\n";
		3702	goto &main_loop unless $REALLY_UNLOOP;
		3703	}
		3704
3341	sub main {	3705	sub main {
		3706	cf::init_globals; # initialise logging
		3707
		3708	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3709	LOG llevInfo, "Copyright (C) 2005-2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3710	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3711	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3712
		3713	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3714
3342	# we must not ever block the main coroutine	3715	# we must not ever block the main coroutine
3343	local $Coro::idle = sub {	3716	local $Coro::idle = sub {
3344	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3717	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3345	(async {	3718	(async {
3346	$Coro::current->{desc} = "IDLE BUG HANDLER";	3719	$Coro::current->{desc} = "IDLE BUG HANDLER";
3347	EV::loop EV::LOOP_ONESHOT;	3720	EV::loop EV::LOOP_ONESHOT;
3348	})->prio (Coro::PRIO_MAX);	3721	})->prio (Coro::PRIO_MAX);
3349	};	3722	};
3350		3723
		3724	evthread_start IO::AIO::poll_fileno;
		3725
		3726	cf::sync_job {
		3727	cf::incloader::init ();
		3728
		3729	cf::init_anim;
		3730	cf::init_attackmess;
		3731	cf::init_dynamic;
		3732
		3733	cf::load_settings;
		3734
		3735	reload_resources;
3351	reload_config;	3736	reload_config;
3352	db_init;	3737	db_init;
		3738
		3739	cf::init_uuid;
		3740	cf::init_signals;
		3741	cf::init_skills;
		3742
		3743	cf::init_beforeplay;
		3744
		3745	atomic;
		3746
3353	load_extensions;	3747	load_extensions;
3354		3748
3355	$TICK_WATCHER->start;	3749	utime time, time, $RUNTIMEFILE;
3356	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3750
3357	EV::loop;	3751	# no (long-running) fork's whatsoever before this point(!)
		3752	use POSIX ();
		3753	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3754
		3755	cf::_post_init 0;
		3756	};
		3757
		3758	cf::object::thawer::errors_are_fatal 0;
		3759	info "parse errors in files are no longer fatal from this point on.\n";
		3760
		3761	my $free_main; $free_main = EV::idle sub {
		3762	undef $free_main;
		3763	undef &main; # free gobs of memory :)
		3764	};
		3765
		3766	goto &main_loop;
3358	}	3767	}
3359		3768
3360	#############################################################################	3769	#############################################################################
3361	# initialisation and cleanup	3770	# initialisation and cleanup
3362		3771
3363	# install some emergency cleanup handlers	3772	# install some emergency cleanup handlers
3364	BEGIN {	3773	BEGIN {
3365	our %SIGWATCHER = ();	3774	our %SIGWATCHER = ();
3366	for my $signal (qw(INT HUP TERM)) {	3775	for my $signal (qw(INT HUP TERM)) {
3367	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3776	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3368	cf::cleanup "SIG$signal";	3777	cf::cleanup "SIG$signal";
3369	};	3778	};
3370	}	3779	}
3371	}	3780	}
3372		3781
3373	sub write_runtime {	3782	sub write_runtime_sync {
3374	my $runtime = "$LOCALDIR/runtime";	3783	my $t0 = AE::time;
3375		3784
3376	# first touch the runtime file to show we are still running:	3785	# first touch the runtime file to show we are still running:
3377	# the fsync below can take a very very long time.	3786	# the fsync below can take a very very long time.
3378		3787
3379	IO::AIO::aio_utime $runtime, undef, undef;	3788	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3380		3789
3381	my $guard = cf::lock_acquire "write_runtime";	3790	my $guard = cf::lock_acquire "write_runtime";
3382		3791
3383	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3792	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3384	or return;	3793	or return;
3385		3794
3386	my $value = $cf::RUNTIME + 90 + 10;	3795	my $value = $cf::RUNTIME + 90 + 10;
3387	# 10 is the runtime save interval, for a monotonic clock	3796	# 10 is the runtime save interval, for a monotonic clock
3388	# 60 allows for the watchdog to kill the server.	3797	# 60 allows for the watchdog to kill the server.
…		…
3398	aio_utime $fh, undef, undef;	3807	aio_utime $fh, undef, undef;
3399		3808
3400	close $fh	3809	close $fh
3401	or return;	3810	or return;
3402		3811
3403	aio_rename "$runtime~", $runtime	3812	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3404	and return;	3813	and return;
3405		3814
3406	warn "runtime file written.\n";	3815	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3407		3816
3408	1	3817	1
		3818	}
		3819
		3820	our $uuid_lock;
		3821	our $uuid_skip;
		3822
		3823	sub write_uuid_sync($) {
		3824	$uuid_skip ||= $_[0];
		3825
		3826	return if $uuid_lock;
		3827	local $uuid_lock = 1;
		3828
		3829	my $uuid = "$LOCALDIR/uuid";
		3830
		3831	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3832	or return;
		3833
		3834	my $value = uuid_seq uuid_cur;
		3835
		3836	unless ($value) {
		3837	info "cowardly refusing to write zero uuid value!\n";
		3838	return;
		3839	}
		3840
		3841	my $value = uuid_str $value + $uuid_skip;
		3842	$uuid_skip = 0;
		3843
		3844	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3845	and return;
		3846
		3847	# always fsync - this file is important
		3848	aio_fsync $fh
		3849	and return;
		3850
		3851	close $fh
		3852	or return;
		3853
		3854	aio_rename "$uuid~", $uuid
		3855	and return;
		3856
		3857	trace "uuid file written ($value).\n";
		3858
		3859	1
		3860
		3861	}
		3862
		3863	sub write_uuid($$) {
		3864	my ($skip, $sync) = @_;
		3865
		3866	$sync ? write_uuid_sync $skip
		3867	: async { write_uuid_sync $skip };
3409	}	3868	}
3410		3869
3411	sub emergency_save() {	3870	sub emergency_save() {
3412	my $freeze_guard = cf::freeze_mainloop;	3871	my $freeze_guard = cf::freeze_mainloop;
3413		3872
3414	warn "enter emergency perl save\n";	3873	info "emergency_perl_save: enter\n";
		3874
		3875	# this is a trade-off: we want to be very quick here, so
		3876	# save all maps without fsync, and later call a global sync
		3877	# (which in turn might be very very slow)
		3878	local $USE_FSYNC = 0;
3415		3879
3416	cf::sync_job {	3880	cf::sync_job {
		3881	cf::write_runtime_sync; # external watchdog should not bark
		3882
3417	# use a peculiar iteration method to avoid tripping on perl	3883	# use a peculiar iteration method to avoid tripping on perl
3418	# refcount bugs in for. also avoids problems with players	3884	# refcount bugs in for. also avoids problems with players
3419	# and maps saved/destroyed asynchronously.	3885	# and maps saved/destroyed asynchronously.
3420	warn "begin emergency player save\n";	3886	info "emergency_perl_save: begin player save\n";
3421	for my $login (keys %cf::PLAYER) {	3887	for my $login (keys %cf::PLAYER) {
3422	my $pl = $cf::PLAYER{$login} or next;	3888	my $pl = $cf::PLAYER{$login} or next;
3423	$pl->valid or next;	3889	$pl->valid or next;
3424	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3890	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3425	$pl->save;	3891	$pl->save;
3426	}	3892	}
3427	warn "end emergency player save\n";	3893	info "emergency_perl_save: end player save\n";
3428		3894
3429	warn "begin emergency map save\n";	3895	cf::write_runtime_sync; # external watchdog should not bark
		3896
		3897	info "emergency_perl_save: begin map save\n";
3430	for my $path (keys %cf::MAP) {	3898	for my $path (keys %cf::MAP) {
3431	my $map = $cf::MAP{$path} or next;	3899	my $map = $cf::MAP{$path} or next;
3432	$map->valid or next;	3900	$map->valid or next;
3433	$map->save;	3901	$map->save;
3434	}	3902	}
3435	warn "end emergency map save\n";	3903	info "emergency_perl_save: end map save\n";
3436		3904
3437	warn "begin emergency database checkpoint\n";	3905	cf::write_runtime_sync; # external watchdog should not bark
		3906
		3907	info "emergency_perl_save: begin database checkpoint\n";
3438	BDB::db_env_txn_checkpoint $DB_ENV;	3908	BDB::db_env_txn_checkpoint $DB_ENV;
3439	warn "end emergency database checkpoint\n";	3909	info "emergency_perl_save: end database checkpoint\n";
		3910
		3911	info "emergency_perl_save: begin write uuid\n";
		3912	write_uuid_sync 1;
		3913	info "emergency_perl_save: end write uuid\n";
		3914
		3915	cf::write_runtime_sync; # external watchdog should not bark
		3916
		3917	trace "emergency_perl_save: syncing database to disk";
		3918	BDB::db_env_txn_checkpoint $DB_ENV;
		3919
		3920	info "emergency_perl_save: starting sync\n";
		3921	IO::AIO::aio_sync sub {
		3922	info "emergency_perl_save: finished sync\n";
		3923	};
		3924
		3925	cf::write_runtime_sync; # external watchdog should not bark
		3926
		3927	trace "emergency_perl_save: flushing outstanding aio requests";
		3928	while (IO::AIO::nreqs || BDB::nreqs) {
		3929	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3930	}
		3931
		3932	cf::write_runtime_sync; # external watchdog should not bark
3440	};	3933	};
3441		3934
3442	warn "leave emergency perl save\n";	3935	info "emergency_perl_save: leave\n";
3443	}	3936	}
3444		3937
3445	sub post_cleanup {	3938	sub post_cleanup {
3446	my ($make_core) = @_;	3939	my ($make_core) = @_;
3447		3940
		3941	IO::AIO::flush;
		3942
3448	warn Carp::longmess "post_cleanup backtrace"	3943	error Carp::longmess "post_cleanup backtrace"
3449	if $make_core;	3944	if $make_core;
		3945
		3946	my $fh = pidfile;
		3947	unlink $PIDFILE if <$fh> == $$;
		3948	}
		3949
		3950	# a safer delete_package, copied from Symbol
		3951	sub clear_package($) {
		3952	my $pkg = shift;
		3953
		3954	# expand to full symbol table name if needed
		3955	unless ($pkg =~ /^main::.*::$/) {
		3956	$pkg = "main$pkg" if $pkg =~ /^::/;
		3957	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3958	$pkg .= '::' unless $pkg =~ /::$/;
		3959	}
		3960
		3961	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3962	my $stem_symtab = *{$stem}{HASH};
		3963
		3964	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3965	or return;
		3966
		3967	# clear all symbols
		3968	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3969	for my $name (keys %$leaf_symtab) {
		3970	_gv_clear *{"$pkg$name"};
		3971	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3972	}
3450	}	3973	}
3451		3974
3452	sub do_reload_perl() {	3975	sub do_reload_perl() {
3453	# can/must only be called in main	3976	# can/must only be called in main
3454	if ($Coro::current != $Coro::main) {	3977	unless (in_main) {
3455	warn "can only reload from main coroutine";	3978	error "can only reload from main coroutine";
3456	return;	3979	return;
3457	}	3980	}
3458		3981
3459	warn "reloading...";	3982	return if $RELOAD++;
3460		3983
3461	warn "entering sync_job";	3984	my $t1 = AE::time;
3462		3985
		3986	while ($RELOAD) {
		3987	cf::get_slot 0.1, -1, "reload_perl";
		3988	info "perl_reload: reloading...";
		3989
		3990	trace "perl_reload: entering sync_job";
		3991
3463	cf::sync_job {	3992	cf::sync_job {
3464	cf::write_runtime; # external watchdog should not bark
3465	cf::emergency_save;	3993	#cf::emergency_save;
3466	cf::write_runtime; # external watchdog should not bark
3467		3994
3468	warn "syncing database to disk";
3469	BDB::db_env_txn_checkpoint $DB_ENV;
3470
3471	# if anything goes wrong in here, we should simply crash as we already saved
3472
3473	warn "flushing outstanding aio requests";
3474	for (;;) {
3475	BDB::flush;
3476	IO::AIO::flush;
3477	Coro::cede_notself;
3478	last unless IO::AIO::nreqs || BDB::nreqs;
3479	warn "iterate...";
3480	}
3481
3482	++$RELOAD;
3483
3484	warn "cancelling all extension coros";	3995	trace "perl_reload: cancelling all extension coros";
3485	$_->cancel for values %EXT_CORO;	3996	$_->cancel for values %EXT_CORO;
3486	%EXT_CORO = ();	3997	%EXT_CORO = ();
3487		3998
3488	warn "removing commands";	3999	trace "perl_reload: removing commands";
3489	%COMMAND = ();	4000	%COMMAND = ();
3490		4001
3491	warn "removing ext/exti commands";	4002	trace "perl_reload: removing ext/exti commands";
3492	%EXTCMD = ();	4003	%EXTCMD = ();
3493	%EXTICMD = ();	4004	%EXTICMD = ();
3494		4005
3495	warn "unloading/nuking all extensions";	4006	trace "perl_reload: unloading/nuking all extensions";
3496	for my $pkg (@EXTS) {	4007	for my $pkg (@EXTS) {
3497	warn "... unloading $pkg";	4008	trace "... unloading $pkg";
3498		4009
3499	if (my $cb = $pkg->can ("unload")) {	4010	if (my $cb = $pkg->can ("unload")) {
3500	eval {	4011	eval {
3501	$cb->($pkg);	4012	$cb->($pkg);
3502	1	4013	1
3503	} or warn "$pkg unloaded, but with errors: $@";	4014	} or error "$pkg unloaded, but with errors: $@";
		4015	}
		4016
		4017	trace "... clearing $pkg";
		4018	clear_package $pkg;
3504	}	4019	}
3505		4020
3506	warn "... nuking $pkg";
3507	Symbol::delete_package $pkg;
3508	}
3509
3510	warn "unloading all perl modules loaded from $LIBDIR";	4021	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3511	while (my ($k, $v) = each %INC) {	4022	while (my ($k, $v) = each %INC) {
3512	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4023	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3513		4024
3514	warn "... unloading $k";	4025	trace "... unloading $k";
3515	delete $INC{$k};	4026	delete $INC{$k};
3516		4027
3517	$k =~ s/\.pm$//;	4028	$k =~ s/\.pm$//;
3518	$k =~ s/\//::/g;	4029	$k =~ s/\//::/g;
3519		4030
3520	if (my $cb = $k->can ("unload_module")) {	4031	if (my $cb = $k->can ("unload_module")) {
3521	$cb->();	4032	$cb->();
		4033	}
		4034
		4035	clear_package $k;
3522	}	4036	}
3523		4037
3524	Symbol::delete_package $k;
3525	}
3526
3527	warn "getting rid of safe::, as good as possible";	4038	trace "perl_reload: getting rid of safe::, as good as possible";
3528	Symbol::delete_package "safe::$_"	4039	clear_package "safe::$_"
3529	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4040	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3530		4041
3531	warn "unloading cf.pm \"a bit\"";	4042	trace "perl_reload: unloading cf.pm \"a bit\"";
3532	delete $INC{"cf.pm"};	4043	delete $INC{"cf.pm"};
3533	delete $INC{"cf/pod.pm"};	4044	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3534		4045
3535	# don't, removes xs symbols, too,	4046	# don't, removes xs symbols, too,
3536	# and global variables created in xs	4047	# and global variables created in xs
3537	#Symbol::delete_package __PACKAGE__;	4048	#clear_package __PACKAGE__;
3538		4049
3539	warn "unload completed, starting to reload now";	4050	info "perl_reload: unload completed, starting to reload now";
3540		4051
3541	warn "reloading cf.pm";	4052	trace "perl_reload: reloading cf.pm";
3542	require cf;	4053	require cf;
3543	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4054	cf::_connect_to_perl_1;
3544		4055
3545	warn "loading config and database again";	4056	trace "perl_reload: loading config and database again";
3546	cf::reload_config;	4057	cf::reload_config;
3547		4058
3548	warn "loading extensions";	4059	trace "perl_reload: loading extensions";
3549	cf::load_extensions;	4060	cf::load_extensions;
3550		4061
		4062	if ($REATTACH_ON_RELOAD) {
3551	warn "reattaching attachments to objects/players";	4063	trace "perl_reload: reattaching attachments to objects/players";
3552	_global_reattach; # objects, sockets	4064	_global_reattach; # objects, sockets
3553	warn "reattaching attachments to maps";	4065	trace "perl_reload: reattaching attachments to maps";
3554	reattach $_ for values %MAP;	4066	reattach $_ for values %MAP;
3555	warn "reattaching attachments to players";	4067	trace "perl_reload: reattaching attachments to players";
3556	reattach $_ for values %PLAYER;	4068	reattach $_ for values %PLAYER;
		4069	}
3557		4070
3558	warn "leaving sync_job";	4071	cf::_post_init 1;
3559		4072
		4073	trace "perl_reload: leaving sync_job";
		4074
3560	1	4075	1
3561	} or do {	4076	} or do {
3562	warn $@;	4077	error $@;
3563	warn "error while reloading, exiting.";	4078	cf::cleanup "perl_reload: error, exiting.";
3564	exit 1;	4079	};
		4080
		4081	--$RELOAD;
3565	};	4082	}
3566		4083
3567	warn "reloaded";	4084	$t1 = AE::time - $t1;
		4085	info "perl_reload: completed in ${t1}s\n";
3568	};	4086	};
3569		4087
3570	our $RELOAD_WATCHER; # used only during reload	4088	our $RELOAD_WATCHER; # used only during reload
3571		4089
3572	sub reload_perl() {	4090	sub reload_perl() {
3573	# doing reload synchronously and two reloads happen back-to-back,	4091	# doing reload synchronously and two reloads happen back-to-back,
3574	# coro crashes during coro_state_free->destroy here.	4092	# coro crashes during coro_state_free->destroy here.
3575		4093
		4094	$RELOAD_WATCHER ||= cf::async {
		4095	Coro::AIO::aio_wait cache_extensions;
		4096
3576	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4097	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3577	do_reload_perl;	4098	do_reload_perl;
3578	undef $RELOAD_WATCHER;	4099	undef $RELOAD_WATCHER;
		4100	};
3579	};	4101	};
3580	}	4102	}
3581		4103
3582	register_command "reload" => sub {	4104	register_command "reload" => sub {
3583	my ($who, $arg) = @_;	4105	my ($who, $arg) = @_;
…		…
3589	reload_perl;	4111	reload_perl;
3590	};	4112	};
3591	}	4113	}
3592	};	4114	};
3593		4115
3594	unshift @INC, $LIBDIR;	4116	#############################################################################
3595		4117
3596	my $bug_warning = 0;	4118	my $bug_warning = 0;
3597		4119
3598	our @WAIT_FOR_TICK;
3599	our @WAIT_FOR_TICK_BEGIN;
3600
3601	sub wait_for_tick {	4120	sub wait_for_tick() {
3602	return unless $TICK_WATCHER->is_active;	4121	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3603	return if $Coro::current == $Coro::main;
3604		4122
3605	my $signal = new Coro::Signal;	4123	$WAIT_FOR_TICK->wait;
3606	push @WAIT_FOR_TICK, $signal;
3607	$signal->wait;
3608	}	4124	}
3609		4125
3610	sub wait_for_tick_begin {	4126	sub wait_for_tick_begin() {
3611	return unless $TICK_WATCHER->is_active;	4127	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3612	return if $Coro::current == $Coro::main;
3613		4128
3614	my $signal = new Coro::Signal;	4129	my $signal = new Coro::Signal;
3615	push @WAIT_FOR_TICK_BEGIN, $signal;	4130	push @WAIT_FOR_TICK_BEGIN, $signal;
3616	$signal->wait;	4131	$signal->wait;
3617	}	4132	}
3618		4133
3619	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4134	sub tick {
3620	if ($Coro::current != $Coro::main) {	4135	if ($Coro::current != $Coro::main) {
3621	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4136	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3622	unless ++$bug_warning > 10;	4137	unless ++$bug_warning > 10;
3623	return;	4138	return;
3624	}	4139	}
3625		4140
3626	$NOW = $tick_start = EV::now;	4141	cf::one_tick; # one server iteration
3627		4142
3628	cf::server_tick; # one server iteration	4143	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3629
3630	$RUNTIME += $TICK;
3631	$NEXT_TICK = $_[0]->at;
3632		4144
3633	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4145	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3634	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4146	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3635	Coro::async_pool {	4147	Coro::async_pool {
3636	$Coro::current->{desc} = "runtime saver";	4148	$Coro::current->{desc} = "runtime saver";
3637	write_runtime	4149	write_runtime_sync
3638	or warn "ERROR: unable to write runtime file: $!";	4150	or error "ERROR: unable to write runtime file: $!";
3639	};	4151	};
3640	}	4152	}
3641		4153
3642	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4154	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3643	$sig->send;	4155	$sig->send;
3644	}	4156	}
3645	while (my $sig = shift @WAIT_FOR_TICK) {	4157	$WAIT_FOR_TICK->broadcast;
3646	$sig->send;
3647	}
3648		4158
3649	$LOAD = ($NOW - $tick_start) / $TICK;	4159	$LOAD = ($NOW - $TICK_START) / $TICK;
3650	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4160	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3651		4161
3652	_post_tick;	4162	if (0) {
3653	};	4163	if ($NEXT_TICK) {
3654	$TICK_WATCHER->priority (EV::MAXPRI);	4164	my $jitter = $TICK_START - $NEXT_TICK;
		4165	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4166	debug "jitter $JITTER\n";#d#
		4167	}
		4168	}
		4169	}
3655		4170
3656	{	4171	{
3657	# configure BDB	4172	# configure BDB
3658		4173
3659	BDB::min_parallel 8;	4174	BDB::min_parallel 16;
3660	BDB::max_poll_reqs $TICK * 0.1;	4175	BDB::max_poll_reqs $TICK * 0.1;
3661	$Coro::BDB::WATCHER->priority (1);	4176	$AnyEvent::BDB::WATCHER->priority (1);
3662		4177
3663	unless ($DB_ENV) {	4178	unless ($DB_ENV) {
3664	$DB_ENV = BDB::db_env_create;	4179	$DB_ENV = BDB::db_env_create;
3665	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4180	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3666	| BDB::LOG_AUTOREMOVE, 1);	4181	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4182	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3667	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4183	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3668	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4184	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3669		4185
3670	cf::sync_job {	4186	cf::sync_job {
3671	eval {	4187	eval {
…		…
3697	{	4213	{
3698	# configure IO::AIO	4214	# configure IO::AIO
3699		4215
3700	IO::AIO::min_parallel 8;	4216	IO::AIO::min_parallel 8;
3701	IO::AIO::max_poll_time $TICK * 0.1;	4217	IO::AIO::max_poll_time $TICK * 0.1;
3702	$Coro::AIO::WATCHER->priority (1);	4218	undef $AnyEvent::AIO::WATCHER;
3703	}	4219	}
3704		4220
3705	my $_log_backtrace;	4221	our $_log_backtrace;
		4222	our $_log_backtrace_last;
3706		4223
3707	sub _log_backtrace {	4224	sub _log_backtrace {
3708	my ($msg, @addr) = @_;	4225	my ($msg, @addr) = @_;
3709		4226
3710	$msg =~ s/\n//;	4227	$msg =~ s/\n$//;
3711		4228
		4229	if ($_log_backtrace_last eq $msg) {
		4230	LOG llevInfo, "[ABT] $msg\n";
		4231	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3712	# limit the # of concurrent backtraces	4232	# limit the # of concurrent backtraces
3713	if ($_log_backtrace < 2) {	4233	} elsif ($_log_backtrace < 2) {
		4234	$_log_backtrace_last = $msg;
3714	++$_log_backtrace;	4235	++$_log_backtrace;
		4236	my $perl_bt = Carp::longmess $msg;
3715	async {	4237	async {
3716	$Coro::current->{desc} = "abt $msg";	4238	$Coro::current->{desc} = "abt $msg";
3717		4239
3718	my @bt = fork_call {	4240	my @bt = fork_call {
3719	@addr = map { sprintf "%x", $_ } @addr;	4241	@addr = map { sprintf "%x", $_ } @addr;
…		…
3730	}	4252	}
3731		4253
3732	@funcs	4254	@funcs
3733	};	4255	};
3734		4256
3735	LOG llevInfo, "[ABT] $msg\n";	4257	LOG llevInfo, "[ABT] $perl_bt\n";
		4258	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3736	LOG llevInfo, "[ABT] $_\n" for @bt;	4259	LOG llevInfo, "[ABT] $_\n" for @bt;
3737	--$_log_backtrace;	4260	--$_log_backtrace;
3738	};	4261	};
3739	} else {	4262	} else {
3740	LOG llevInfo, "[ABT] $msg\n";	4263	LOG llevInfo, "[ABT] $msg\n";
3741	LOG llevInfo, "[ABT] [suppressed]\n";	4264	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3742	}	4265	}
3743	}	4266	}
3744		4267
3745	# load additional modules	4268	# load additional modules
3746	use cf::pod;	4269	require "cf/$_.pm" for @EXTRA_MODULES;
		4270	cf::_connect_to_perl_2;
3747		4271
3748	END { cf::emergency_save }	4272	END { cf::emergency_save }
3749		4273
3750	1	4274	1
3751		4275

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