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Revision 1.412 by root, Wed Apr 2 11:13:55 2008 UTC vs.
Revision 1.589 by root, Sun Nov 4 01:01:13 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 1.86;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
36	use Coro 4.32 ();	41	use Coro ();
37	use Coro::State;	42	use Coro::State;
38	use Coro::Handle;	43	use Coro::Handle;
39	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
40	use Coro::Timer;	46	use Coro::Timer;
41	use Coro::Signal;	47	use Coro::Signal;
42	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
43	use Coro::AIO;	51	use Coro::AIO;
44	use Coro::BDB;	52	use Coro::BDB 1.6;
45	use Coro::Storable;	53	use Coro::Storable;
46	use Coro::Util ();	54	use Coro::Util ();
47		55
		56	use Guard ();
48	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
49	use BDB ();	58	use BDB ();
50	use Data::Dumper;	59	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	60	use Fcntl;
53	use YAML ();	61	use YAML::XS ();
54	use IO::AIO 2.51 ();	62	use IO::AIO ();
55	use Time::HiRes;	63	use Time::HiRes;
56	use Compress::LZF;	64	use Compress::LZF;
57	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
58		68
59	# configure various modules to our taste	69	# configure various modules to our taste
60	#	70	#
61	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		79
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		82
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
68		86
69	our %COMMAND = ();	87	our %COMMAND = ();
70	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
71		89
72	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	91	our %EXTCMD = ();
74	our %EXTICMD = ();	92	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
77		95
78	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
80		100
81	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
82	our $DATADIR = datadir;	103	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
86	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
93		124
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	127	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		129
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	133	our $DB_ENV;
105		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
106	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		139
108	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
110	our $NOW;	143	our $NOW;
111		144
112	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	154	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
123		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
		164
124	binmode STDOUT;	165	binmode STDOUT;
125	binmode STDERR;	166	binmode STDERR;
126		167
127	# read virtual server time, if available	168	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
132	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
133		176
134	mkdir $_	177	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		179
137	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
138		181
139	sub cf::map::normalise;	182	sub cf::map::normalise;
140		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
141	#############################################################################	188	#############################################################################
142		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
143	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
144		202
145	=over 4	203	=over 4
146		204
147	=item $cf::UPTIME	205	=item $cf::UPTIME
148		206
149	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
150		223
151	=item $cf::RUNTIME	224	=item $cf::RUNTIME
152		225
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	227	every server tick.
…		…
160	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
163	database environment.	236	database environment.
164		237
165	=item $cf::NOW
166
167	The time of the last (current) server tick.
168
169	=item $cf::TICK
170
171	The interval between server ticks, in seconds.
172
173	=item $cf::LOADAVG	238	=item $cf::LOADAVG
174		239
175	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
186	from wherever your confdir points to.	251	from wherever your confdir points to.
187		252
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		254
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
191	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
194	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
195		277
196	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	280	that call.
199		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
200	=back	288	=back
201		289
202	=cut	290	=cut
203		291
204	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	299	my $msg = join "", @_;
207		300
208	$msg .= "\n"	301	$msg .= "\n"
209	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
210		303
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		305
213	LOG llevError, $msg;	306	LOG llevWarn, $msg;
214	};	307	};
215	}
216		308
217	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
219		311
220	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	316	return;#d#
223	}#d#	317	}#d#
224		318
225	# kill coroutine otherwise	319	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	320	Coro::terminate
228	};	321	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		322
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	333	for my $pkg (qw(
243	cf::global cf::attachable	334	cf::global cf::attachable
244	cf::object cf::object::player	335	cf::object cf::object::player
245	cf::client cf::player	336	cf::client cf::player
246	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
247	cf::map cf::party cf::region	339	cf::party cf::region
248	)) {	340	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	342	}
252		343
253	$EV::DIED = sub {	344	$EV::DIED = sub {
254	warn "error in event callback: @_";	345	warn "error in event callback: $@";
255	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
256		352
257	#############################################################################	353	#############################################################################
258		354
259	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
260		356
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	378	$d
283	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
284	}	380	}
285		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
286	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
287		435
288	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
289		437
290	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		445
298	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
300		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
		510
301	=item cf::lock_wait $string	511	=item cf::lock_wait $string
302		512
303	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
304		514
305	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
306		516
307	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
310	returned.	520	returned.
311		521
312	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	523	deadlocked coro.
…		…
319		529
320	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
321		531
322	=cut	532	=cut
323		533
324	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		535
327	sub lock_wait($) {	536	sub lock_wait($) {
328	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	538	}
341		539
342	sub lock_acquire($) {	540	sub lock_acquire($) {
343	my ($key) = @_;	541	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	542	}
357		543
358	sub lock_active($) {	544	sub lock_active($) {
359	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	546	}
363		547
364	sub freeze_mainloop {	548	sub freeze_mainloop {
365	tick_inhibit_inc;	549	tick_inhibit_inc;
366		550
367	Coro::guard \&tick_inhibit_dec;	551	&Guard::guard (\&tick_inhibit_dec);
368	}	552	}
369		553
370	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
371		555
372	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	557	get spread over time.
374		558
375	=cut	559	=cut
376		560
377	sub periodic($$) {	561	sub periodic($$) {
378	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
383	}	567	}
384		568
385	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
386		570
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
390		578
391	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
392	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
393		581
394	Useful for short background jobs.	582	Useful for short background jobs.
395		583
396	=cut	584	=cut
397		585
398	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
400		589
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
404		593
405	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
406		596
407	while () {	597	while () {
408	next_job:	598	next_job:
		599
409	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	601
411	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	606	$job->[2]->send;
415	Coro::cede;	607	Coro::cede;
416	goto next_job;	608	goto next_job;
417	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	611	}
419	}	612	}
420		613
421	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
424	$signal->wait;
425	} else {	617	} else {
		618	$busy = 0;
426	Coro::schedule;	619	Coro::schedule;
427	}	620	}
428	}	621	}
429	};	622	};
430		623
431	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
432	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
433		628
434	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
435	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
436		632
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
465	=cut	661	=cut
466		662
467	sub sync_job(&) {	663	sub sync_job(&) {
468	my ($job) = @_;	664	my ($job) = @_;
469		665
470	if ($Coro::current == $Coro::main) {	666	if (in_main) {
471	my $time = EV::time;	667	my $time = AE::time;
472		668
473	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
475		671
476	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
477		673
478	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
479		675
480	my $busy = 1;	676	my $busy = 1;
481	my @res;	677	my @res;
482		678
483	(async {	679	(async {
484	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	681	@res = eval { $job->() };
486	warn $@ if $@;	682	error $@ if $@;
487	undef $busy;	683	undef $busy;
488	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
489		685
490	while ($busy) {	686	while ($busy) {
491	if (Coro::nready) {	687	if (Coro::nready) {
…		…
493	} else {	689	} else {
494	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
495	}	691	}
496	}	692	}
497		693
498	my $time = EV::time - $time;	694	my $time = AE::time - $time;
499		695
500	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
501		697
502	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
503	} else {	699	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
526		722
527	$coro	723	$coro
528	}	724	}
529		725
530	=item fork_call { }, $args	726	=item fork_call { }, @args
531		727
532	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
533	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
534	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
535	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
536		732
537	=cut	733	=cut
538		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
539	sub fork_call(&@) {	739	sub fork_call(&@) {
540	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
541		741
542	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
545		745
546	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
547	reset_signals;	747	cf::post_fork;
548	&$cb	748	&$cb
549	}, @args;	749	} @args;
550		750
551	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
552	}	790	}
553		791
554	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
555		793
556	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
566	within each server.	804	within each server.
567		805
568	=cut	806	=cut
569		807
570	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
571	my ($name) = @_;	812	my ($name) = @_;
572	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
573		814
574	eval {	815	eval {
575	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
585	}	826	}
586		827
587	our $DB;	828	our $DB;
588		829
589	sub db_init {	830	sub db_init {
590	cf::sync_job {
591	$DB ||= db_table "db";	831	$DB ||= db_table "db";
592	};
593	}	832	}
594		833
595	sub db_get($$) {	834	sub db_get($$) {
596	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
597		836
598	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
599	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
600		841
601	$! ? ()	842	$! ? ()
602	: $data	843	: $data
603	}
604	}	844	}
605		845
606	sub db_put($$$) {	846	sub db_put($$$) {
607	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
608	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
636		876
637	my @data;	877	my @data;
638	my $md5;	878	my $md5;
639		879
640	for (0 .. $#$src) {	880	for (0 .. $#$src) {
641	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
642	or Carp::croak "$src->[$_]: $!";
643	}	882	}
644		883
645	# if processing is expensive, check	884	# if processing is expensive, check
646	# checksum first	885	# checksum first
647	if (1) {	886	if (1) {
…		…
664		903
665	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
666	my $data = $process->(\@data);	905	my $data = $process->(\@data);
667	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
668		907
669	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
670		909
671	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
672	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
673	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
674		913
…		…
684		923
685	=cut	924	=cut
686		925
687	sub datalog($@) {	926	sub datalog($@) {
688	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
689	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
690	}	929	}
691		930
692	=back	931	=back
693		932
694	=cut	933	=cut
695		934
696	#############################################################################	935	#############################################################################
697		936
698	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
699		938
700	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
701	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
702	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
703		942
704	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
705	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
755	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
756		995
757	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
759		998
760	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
761	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
762		1001
763	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
764		1003
765	=over 4	1004	=over 4
…		…
889		1128
890	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
891	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
892		1131
893	} elsif (ref $type) {	1132	} elsif (ref $type) {
894	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
895		1134
896	} else {	1135	} else {
897	shift @arg;	1136	shift @arg;
898	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
899	}	1138	}
900	}	1139	}
901	}	1140	}
902		1141
903	sub _object_attach {	1142	sub _object_attach {
…		…
913	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
914	}	1153	}
915		1154
916	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
917	} else {	1156	} else {
918	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
919	}	1158	}
920		1159
921	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
922	}	1161	}
923		1162
…		…
982		1221
983	for (@$callbacks) {	1222	for (@$callbacks) {
984	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
985		1224
986	if ($@) {	1225	if ($@) {
987	warn "$@";
988	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
989	override;	1227	override;
990	}	1228	}
991		1229
992	return 1 if $override;	1230	return 1 if $override;
993	}	1231	}
…		…
1056		1294
1057	sub reattach {	1295	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1297	my ($obj) = @_;
1060		1298
		1299	# no longer needed after getting rid of delete_package?
1061	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1062		1301
1063	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
1064		1303
1065	@$registry = ();	1304	@$registry = ();
1066		1305
…		…
1071	for (@$attach) {	1310	for (@$attach) {
1072	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1073	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1074	}	1313	}
1075	} else {	1314	} else {
1076	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1077	}	1316	}
1078	}	1317	}
1079	}	1318	}
1080		1319
1081	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1108	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1109		1348
1110	sync_job {	1349	sync_job {
1111	if (length $$rdata) {	1350	if (length $$rdata) {
1112	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1115		1355
1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
1120	close $fh;	1363	aio_close $fh;
1121		1364
1122	if (@$objs) {	1365	if (@$objs) {
1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1124	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1127	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1128	close $fh;	1374	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1376	}
1131	} else {	1377	} else {
1132	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1133	}	1379	}
1134		1380
1135	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1385	} else {
1137	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1138	}	1387	}
1139	} else {	1388	} else {
1140	aio_unlink $filename;	1389	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1142	}	1391	}
…		…
1166	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1167	$av = $st->{objs};	1416	$av = $st->{objs};
1168	}	1417	}
1169		1418
1170	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1171	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1172	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1173		1423
1174	($data, $av)	1424	($data, $av)
1175	}	1425	}
1176		1426
1177	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1233	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1234		1484
1235	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1236	}	1486	}
1237		1487
		1488	use File::Glob ();
		1489
1238	cf::player->attach (	1490	cf::player->attach (
1239	on_command => sub {	1491	on_unknown_command => sub {
1240	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1241		1493
1242	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1243	or return;	1495	or return;
1244		1496
…		…
1252	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1253		1505
1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1255		1507
1256	if (ref $msg) {	1508	if (ref $msg) {
1257	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1258	"ARRAY" eq ref $msg
1259	? @$msg
1260	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1261		1510
1262	my @reply;	1511	my @reply;
1263		1512
1264	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1265	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1267		1516
1268	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1269	if $reply;	1518	if $reply;
1270		1519
1271	} else {	1520	} else {
1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1273	}	1522	}
1274		1523
1275	cf::override;	1524	cf::override;
1276	},	1525	},
1277	);	1526	);
1278		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1279	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1280	cf::sync_job {	1557	cf::sync_job {
1281	my %todo;	1558	my %todo;
1282		1559
1283	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1284	next unless -r $path;	1561	next unless -r $path;
…		…
1302		1579
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305		1582
1306	$ext{source} =	1583	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1308	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1309	. $source	1586	. $source
1310	. "\n};\n1";	1587	. "\n};\n1";
1311		1588
1312	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1313	}	1590	}
1314		1591
		1592	my $pass = 0;
1315	my %done;	1593	my %done;
1316	while (%todo) {	1594	while (%todo) {
1317	my $progress;	1595	my $progress;
1318		1596
		1597	++$pass;
		1598
		1599	ext:
1319	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1320	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1321	goto skip	1602	next ext
1322	unless exists $done{$_};	1603	unless exists $done{$_};
1323	}	1604	}
1324		1605
1325	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1326		1607
1327	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1328	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1329	: "$v->{base}: extension inactive.\n";
1330		1621
1331	if (exists $v->{meta}{mandatory}) {
1332	warn $msg;
1333	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1334	}	1623	if exists $v->{meta}{mandatory};
1335		1624
1336	warn $msg;	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1626	delete $todo{$k};
		1627	} else {
		1628	$done{$k} = delete $todo{$k};
		1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1337	}	1634	}
1338
1339	$done{$k} = delete $todo{$k};
1340	push @EXTS, $v->{pkg};
1341	$progress = 1;
1342	}	1635	}
1343		1636
1344	skip:	1637	unless ($progress) {
1345	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1346	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1347	}	1647	}
1348	};	1648	};
1349	}	1649	}
1350		1650
1351	#############################################################################	1651	#############################################################################
1352		1652
1353	=back	1653	=back
1354		1654
1355	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1356		1656
1357	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1358		1658
1359	=cut	1659	=cut
1360		1660
1361	package cf::player;	1661	package cf::player;
1362		1662
…		…
1405		1705
1406	sub exists($) {	1706	sub exists($) {
1407	my ($login) = @_;	1707	my ($login) = @_;
1408		1708
1409	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1411	}	1711	}
1412		1712
1413	sub find($) {	1713	sub find($) {
1414	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1415	my $login = $_[0];	1715	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1728	or return;
1429		1729
1430	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1431	or return;	1731	or return;
		1732
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1435	}	1736	}
1436	}	1737	}
1437	}	1738	}
1438		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1439	sub save($) {	1753	sub save($) {
1440	my ($pl) = @_;	1754	my ($pl) = @_;
1441		1755
1442	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1443		1757
…		…
1446		1760
1447	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1448		1762
1449	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1450	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1451		1770
1452	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1772	cf::cede_to_tick;
1454	}	1773	}
1455		1774
…		…
1487	my ($pl) = @_;	1806	my ($pl) = @_;
1488		1807
1489	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1490		1809
1491	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1492	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1493		1812
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1495	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1497	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1498		1821
1499	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1501	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1539		1862
1540	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1541	my $path = path $login;	1864	my $path = path $login;
1542		1865
1543	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1872	}
1549		1873
…		…
1553		1877
1554	\@logins	1878	\@logins
1555	}	1879	}
1556		1880
1557	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1558		1884
1559	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1560	player. May block.	1886	player. May block.
1561		1887
1562	=cut	1888	=cut
…		…
1580	}	1906	}
1581		1907
1582	\@paths	1908	\@paths
1583	}	1909	}
1584		1910
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1912
1587	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1588
1589	=cut
1590
1591	use re 'eval';
1592
1593	my $group;
1594	my $interior; $interior = qr{
1595	# match a pod interior sequence sans C<< >>
1596	(?:
1597	\ (.*?)\ (?{ $group = $^N })
1598	| < (??{$interior}) >
1599	)
1600	}x;
1601
1602	sub expand_cfpod {
1603	my ($self, $pod) = @_;
1604
1605	my $xml;
1606
1607	while () {
1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1609	$group = $1;
1610
1611	$group =~ s/&/&amp;/g;
1612	$group =~ s/</&lt;/g;
1613
1614	$xml .= $group;
1615	} elsif ($pod =~ m%\G
1616	([BCGHITU])
1617	<
1618	(?:
1619	([^<>]*) (?{ $group = $^N })
1620	| < $interior >
1621	)
1622	>
1623	%gcsx
1624	) {
1625	my ($code, $data) = ($1, $group);
1626
1627	if ($code eq "B") {
1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1629	} elsif ($code eq "I") {
1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1631	} elsif ($code eq "U") {
1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1633	} elsif ($code eq "C") {
1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1635	} elsif ($code eq "T") {
1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1637	} elsif ($code eq "G") {
1638	my ($male, $female) = split /\|/, $data;
1639	$data = $self->gender ? $female : $male;
1640	$xml .= expand_cfpod ($self, $data);
1641	} elsif ($code eq "H") {
1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1644	"")
1645	[$self->{hintmode}];
1646	} else {
1647	$xml .= "error processing '$code($data)' directive";
1648	}
1649	} else {
1650	if ($pod =~ /\G(.+)/) {
1651	warn "parse error while expanding $pod (at $1)";
1652	}
1653	last;
1654	}
1655	}
1656
1657	for ($xml) {
1658	# create single paragraphs (very hackish)
1659	s/(?<=\S)\n(?=\w)/ /g;
1660
1661	# compress some whitespace
1662	s/\s+\n/\n/g; # ws line-ends
1663	s/\n\n+/\n/g; # double lines
1664	s/^\n+//; # beginning lines
1665	s/\n+$//; # ending lines
1666	}
1667
1668	$xml
1669	}
1670
1671	no re 'eval';
1672
1673	sub hintmode {
1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1675	$_[0]{hintmode}
1676	}
1677		1914
1678	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1679		1916
1680	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1681		1918
…		…
1713		1950
1714	=cut	1951	=cut
1715		1952
1716	sub find_by_path($) {	1953	sub find_by_path($) {
1717	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1718		1957
1719	my ($match, $specificity);	1958	my ($match, $specificity);
1720		1959
1721	for my $region (list) {	1960	for my $region (list) {
1722	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1748	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1750		1989
1751	sub generate_random_map {	1990	sub generate_random_map {
1752	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1753	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1754	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1755	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1757	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1758	$rmp->{exit_on_final_map},
1759	$rmp->{xsize}, $rmp->{ysize},
1760	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1761	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1762	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1763	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1764	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1765	(cf::region::find $rmp->{region}), $rmp->{custom}
1766	)
1767	}	1996	}
1768		1997
1769	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1770		1999
1771	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1776		2005
1777	sub register {	2006	sub register {
1778	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1779	my $pkg = caller;	2008	my $pkg = caller;
1780		2009
1781	no strict;
1782	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1783		2011
1784	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1785	}	2013	}
1786		2014
1787	# also paths starting with '/'	2015	# also paths starting with '/'
1788	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1789		2017
1790	sub thawer_merge {	2018	sub thawer_merge {
1791	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1792		2020
1793	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1798	}	2026	}
1799		2027
1800	sub normalise {	2028	sub normalise {
1801	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1802		2030
1803	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1804		2032
1805	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1806		2034
1807	# map plan:	2035	# map plan:
1808	#	2036	#
…		…
1823	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1824	$path = "$base/$path";	2052	$path = "$base/$path";
1825	}	2053	}
1826		2054
1827	for ($path) {	2055	for ($path) {
1828	redo if s{//}{/};
1829	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1830	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1831	}	2058	}
1832		2059
1833	$path	2060	$path
…		…
1847	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1848	return $self;	2075	return $self;
1849	}	2076	}
1850	}	2077	}
1851		2078
1852	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1853	()	2080	()
1854	}	2081	}
1855		2082
		2083	# may re-bless or do other evil things
1856	sub init {	2084	sub init {
1857	my ($self) = @_;	2085	my ($self) = @_;
1858		2086
1859	$self	2087	$self
1860	}	2088	}
…		…
1879		2107
1880	# the temporary/swap location	2108	# the temporary/swap location
1881	sub save_path {	2109	sub save_path {
1882	my ($self) = @_;	2110	my ($self) = @_;
1883		2111
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1886	}	2114	}
1887		2115
1888	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1889	sub uniq_path {	2117	sub uniq_path {
1890	my ($self) = @_;	2118	my ($self) = @_;
1891		2119
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1894	}
1895
1896	# and all this just because we cannot iterate over
1897	# all maps in C++...
1898	sub change_all_map_light {
1899	my ($change) = @_;
1900
1901	$_->change_map_light ($change)
1902	for grep $_->outdoor, values %cf::MAP;
1903	}	2122	}
1904		2123
1905	sub decay_objects {	2124	sub decay_objects {
1906	my ($self) = @_;	2125	my ($self) = @_;
1907		2126
…		…
1934	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1935		2154
1936	1	2155	1
1937	}	2156	}
1938		2157
		2158	# used to laod the header of an original map
1939	sub load_header_orig {	2159	sub load_header_orig {
1940	my ($self) = @_;	2160	my ($self) = @_;
1941		2161
1942	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1943	}	2163	}
1944		2164
		2165	# used to laod the header of an instantiated map
1945	sub load_header_temp {	2166	sub load_header_temp {
1946	my ($self) = @_;	2167	my ($self) = @_;
1947		2168
1948	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1949	}	2170	}
1950		2171
		2172	# called after loading the header from an instantiated map
1951	sub prepare_temp {	2173	sub prepare_temp {
1952	my ($self) = @_;	2174	my ($self) = @_;
1953		2175
1954	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1955	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1956	# safety	2178	# safety
1957	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1958	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1959	}	2181	}
1960		2182
		2183	# called after loading the header from an original map
1961	sub prepare_orig {	2184	sub prepare_orig {
1962	my ($self) = @_;	2185	my ($self) = @_;
1963		2186
1964	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1965	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1989		2212
1990	sub find;	2213	sub find;
1991	sub find {	2214	sub find {
1992	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1993		2216
		2217	cf::cede_to_tick;
		2218
1994	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1995		2220
1996	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1998		2223
1999	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
2000	my $guard1 = cf::lock_acquire "map_find:$path";
2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2002
2003	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
2004	or return;	2226	or return;
2005		2227
2006	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
2007		2229
…		…
2009	or return;	2231	or return;
2010		2232
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
2014	undef $guard1;	2237	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	2238	$map->reset;
2017	return find $path;	2239	return find $path;
2018	}	2240	}
2019		2241
2020	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
2021	}	2243	}
2022	}	2244	}
2023		2245
2024	sub pre_load { }	2246	sub pre_load { }
2025	sub post_load { }	2247	#sub post_load { } # XS
2026		2248
2027	sub load {	2249	sub load {
2028	my ($self) = @_;	2250	my ($self) = @_;
2029		2251
2030	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2033		2255
2034	{	2256	{
2035	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2036		2258
2037	return unless $self->valid;	2259	return unless $self->valid;
2038	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2039
2040	$self->in_memory (cf::MAP_LOADING);
2041		2261
2042	$self->alloc;	2262	$self->alloc;
2043		2263
2044	$self->pre_load;	2264	$self->pre_load;
2045	cf::cede_to_tick;	2265	cf::cede_to_tick;
2046		2266
		2267	if (exists $self->{load_path}) {
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2269	$f->skip_block;
2049	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2050	or return;	2271	or return;
2051		2272
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
2053	if delete $self->{load_original};	2274	if delete $self->{load_original};
2054		2275
2055	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2277	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2058	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2059	$self->clear_unique_items;	2280	$self->clear_unique_items;
2060	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2061	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2062	}	2284	}
2063	}	2285	}
2064	}
2065		2286
2066	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
2067		2294
2068	cf::cede_to_tick;	2295	cf::cede_to_tick;
2069	# now do the right thing for maps	2296	# now do the right thing for maps
2070	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2071	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2075	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2303	$self->decay_objects;
2077	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2078	$self->update_buttons;	2305	$self->update_buttons;
2079	cf::cede_to_tick;	2306	cf::cede_to_tick;
2080	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2081	cf::cede_to_tick;
2082	$self->activate;
2083	}	2308	}
2084		2309
2085	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2087
2088	$self->in_memory (cf::MAP_IN_MEMORY);
2089	}	2312	}
2090		2313
2091	$self->post_load;	2314	$self->post_load;
2092	}
2093		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2094	sub customise_for {	2322	sub customise_for {
2095	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2096		2324
2097	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2098	if $self->per_player;	2326	if $self->per_player;
…		…
2101	# if $self->per_party;	2329	# if $self->per_party;
2102		2330
2103	$self	2331	$self
2104	}	2332	}
2105		2333
2106	# find and load all maps in the 3x3 area around a map
2107	sub load_neighbours {
2108	my ($map) = @_;
2109
2110	my @neigh; # diagonal neighbours
2111
2112	for (0 .. 3) {
2113	my $neigh = $map->tile_path ($_)
2114	or next;
2115	$neigh = find $neigh, $map
2116	or next;
2117	$neigh->load;
2118
2119	push @neigh,
2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2122	}
2123
2124	for (grep defined $_->[0], @neigh) {
2125	my ($path, $origin) = @$_;
2126	my $neigh = find $path, $origin
2127	or next;
2128	$neigh->load;
2129	}
2130	}
2131
2132	sub find_sync {	2334	sub find_sync {
2133	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2134		2336
2135	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2136	}	2342	}
2137		2343
2138	sub do_load_sync {	2344	sub do_load_sync {
2139	my ($map) = @_;	2345	my ($map) = @_;
2140		2346
		2347	# it's a bug to call this from the main context
2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2142	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2143		2350
2144	cf::sync_job { $map->load };	2351	$map->load;
2145	}	2352	}
2146		2353
2147	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2148	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2149		2356
2150	sub find_async {	2357	sub find_async {
2151	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2152		2359
2153	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2154		2361
2155	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2157	}	2364	}
2158		2365
2159	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2160		2367
2161	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2175	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2176		2383
2177	()	2384	()
2178	}	2385	}
2179		2386
		2387	# common code, used by both ->save and ->swapout
2180	sub save {	2388	sub _save {
2181	my ($self) = @_;	2389	my ($self) = @_;
2182
2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
2184		2390
2185	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2186		2392
2187	return unless $self->dirty;	2393	return unless $self->dirty;
2188		2394
…		…
2197		2403
2198	cf::async {	2404	cf::async {
2199	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2201	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2202		2410
2203	if ($uniq) {	2411	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2414	} else {
2207	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2208	}	2416	}
2209	}	2417	}
2210		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2211	sub swap_out {	2427	sub swap_out {
2212	my ($self) = @_;	2428	my ($self) = @_;
2213		2429
2214	# save first because save cedes
2215	$self->save;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2219	return if $self->players;	2434	return if $self->players;
2220	return if $self->in_memory != cf::MAP_IN_MEMORY;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2221	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2222		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2223	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2224		2486
2225	$self->deactivate;	2487	$self->deactivate;
2226	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2227	$self->clear;	2489	$self->clear;
2228	}
2229
2230	sub reset_at {
2231	my ($self) = @_;
2232
2233	# TODO: safety, remove and allow resettable per-player maps
2234	return 1e99 if $self->{deny_reset};
2235
2236	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2237	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2238
2239	$time + $to
2240	}
2241
2242	sub should_reset {
2243	my ($self) = @_;
2244
2245	$self->reset_at <= $cf::RUNTIME
2246	}
2247
2248	sub reset {
2249	my ($self) = @_;
2250
2251	my $lock = cf::lock_acquire "map_data:$self->{path}";
2252
2253	return if $self->players;
2254
2255	warn "resetting map ", $self->path;
2256
2257	$self->in_memory (cf::MAP_SWAPPED);
2258
2259	# need to save uniques path
2260	unless ($self->{deny_save}) {
2261	my $uniq = $self->uniq_path; utf8::encode $uniq;
2262
2263	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2264	if $uniq;
2265	}
2266
2267	delete $cf::MAP{$self->path};
2268
2269	$self->deactivate;
2270	$_->clear_links_to ($self) for values %cf::MAP;
2271	$self->clear;
2272		2490
2273	$self->unlink_save;	2491	$self->unlink_save;
2274	$self->destroy;	2492	$self->destroy;
2275	}	2493	}
2276		2494
…		…
2284		2502
2285	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2286		2504
2287	$self->unlink_save;	2505	$self->unlink_save;
2288		2506
2289	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2290	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2291	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2292	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2294		2512
…		…
2343		2561
2344	sub unique_maps() {	2562	sub unique_maps() {
2345	[	2563	[
2346	map {	2564	map {
2347	utf8::decode $_;	2565	utf8::decode $_;
2348	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2349	? normalise $_	2569	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2571	]
2353	}	2572	}
2354		2573
2355	package cf;	2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
2356		2605
2357	=back	2606	=back
2358		2607
2359	=head3 cf::object	2608	=head3 cf::object
2360		2609
…		…
2364		2613
2365	=over 4	2614	=over 4
2366		2615
2367	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2368		2617
2369	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2370		2620
2371	=cut	2621	=cut
2372		2622
2373	sub inv_recursive_;	2623	sub inv_recursive_;
2374	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2380	}	2630	}
2381		2631
2382	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2383		2633
2384	creates and returns a persistent reference to an objetc that can be stored as a string.	2634	Creates and returns a persistent reference to an object that can be stored as a string.
2385		2635
2386	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2387		2637
2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2389	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2421	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2422	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2423		2673
2424	=cut	2674	=cut
2425		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
		2689
2426	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2691	# with dialog boxes.
2428	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2429	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2707
2444	} else {	2708	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2711	}
2448	}	2712	}
2449	}	2713	}
2450		2714
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2476		2740
2477	=item $player_object->enter_link	2741	=item $player_object->enter_link
2478		2742
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2744
2481	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2482	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2483		2749
2484	Will never block.	2750	Will never block.
2485		2751
2486	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2487		2753
…		…
2507	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2508	my ($self) = @_;	2774	my ($self) = @_;
2509		2775
2510	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2511		2777
		2778	++$self->{_link_recursion};
		2779
2512	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2513		2781
2514	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2515	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2516		2784
2517	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2518	}	2786	}
2519		2787
2520	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2521	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2522		2790
…		…
2539	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2540	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2541		2809
2542	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2543	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2544	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2545		2813
2546	$map->load;	2814	$map->load;
2547	$map->load_neighbours;
2548		2815
2549	return unless $self->contr->active;	2816	return unless $self->contr->active;
2550	$self->activate_recursive;
2551		2817
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2554	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2555		2825
		2826	}
		2827
2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2557		2829
2558	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2559	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2560	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2561	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2834	be called at the end of this process.
2563		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2564	=cut	2839	=cut
2565		2840
2566	our $GOTOGEN;	2841	our $GOTOGEN;
2567		2842
2568	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2569	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2570		2851
2571	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2573		2854
2574	$self->enter_link;	2855	$self->enter_link;
…		…
2594	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2595	}	2876	}
2596	}	2877	}
2597		2878
2598	my $map = eval {	2879	my $map = eval {
2599	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2600		2881
2601	if ($map) {	2882	if ($map) {
2602	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2603	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2604	} else {	2885	} else {
2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2606	}	2887	}
2607		2888
2608	$map	2889	$map
…		…
2616	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2617	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2618	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2619	}	2900	}
2620		2901
2621	$done->() if $done;	2902	$done->($self) if $done;
2622	})->prio (1);	2903	})->prio (1);
2623	}	2904	}
2624		2905
2625	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2626		2907
…		…
2646	}	2927	}
2647		2928
2648	sub prepare_random_map {	2929	sub prepare_random_map {
2649	my ($exit) = @_;	2930	my ($exit) = @_;
2650		2931
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2934	# that depends on the exit object
2656		2935
2657	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	2938	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2664	}	2945	}
2665		2946
2666	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2667		2948
2668	my $data = cf::encode_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2671		2952
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	2955	undef $fh;
2675	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2676		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2679	}	2964	}
2680	}	2965	}
2681		2966
2682	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2684		2969
2685	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2686		2971
2687	if ($exit->slaying eq "/!") {
2688	#TODO: this should de-fi-ni-te-ly not be a sync-job
2689	# the problem is that $exit might not survive long enough
2690	# so it needs to be done right now, right here
2691	cf::sync_job { prepare_random_map $exit };
2692	}
2693
2694	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2695	my $hp = $exit->stats->hp;
2696	my $sp = $exit->stats->sp;
2697
2698	$self->enter_link;	2972	$self->enter_link;
2699		2973
2700	# if exit is damned, update players death & WoR home-position
2701	$self->contr->savebed ($slaying, $hp, $sp)
2702	if $exit->flag (FLAG_DAMNED);
2703
2704	(async {	2974	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2706		2976
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2709	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2710		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2711	1;	3013	1
2712	}) {	3014	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2717		3019
2718	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	3021	$self->leave_link;
2720	}	3022	}
2721	})->prio (1);	3023	})->prio (1);
2722	}	3024	}
2723		3025
…		…
2735	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2737		3039
2738	utf8::encode $text;	3040	utf8::encode $text;
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2740	}	3067	}
2741		3068
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		3070
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2748		3075
2749	=cut	3076	=cut
2750		3077
2751	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2753	"c/identify" => {	3086	"c/identify" => {
2754	id => "infobox",	3087	id => "infobox",
2755	title => "Identify",	3088	title => "Identify",
2756	reply => undef,	3089	reply => undef,
2757	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3092	"c/examine" => {
2760	id => "infobox",	3093	id => "infobox",
2761	title => "Examine",	3094	title => "Examine",
2762	reply => undef,	3095	reply => undef,
2763	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
2764	},	3103	},
2765	"c/book" => {	3104	"c/book" => {
2766	id => "infobox",	3105	id => "infobox",
2767	title => "Book",	3106	title => "Book",
2768	reply => undef,	3107	reply => undef,
…		…
2784	id => "infobox",	3123	id => "infobox",
2785	title => "Body Parts",	3124	title => "Body Parts",
2786	reply => undef,	3125	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2788	},	3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
2789	"c/uptime" => {	3164	"c/uptime" => {
2790	id => "infobox",	3165	id => "infobox",
2791	title => "Uptime",	3166	title => "Uptime",
2792	reply => undef,	3167	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	3171	id => "infobox",
2797	title => "Map Info",	3172	title => "Map Info",
2798	reply => undef,	3173	reply => undef,
2799	tooltip => "Information related to the maps",	3174	tooltip => "Information related to the maps",
2800	},	3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2801	);	3190	);
2802		3191
2803	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2805		3194
2806	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2807		3197
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		3199
2810	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2813		3203
2814	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	3205	$channel = $channel->{id};
2818		3206
2819	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	3212	}
2826		3213
2827	$channel = $channel->{id};	3214	$channel = $channel->{id};
2828	}	3215	}
2829		3216
2830	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2831		3218
2832	if ($self->can_msg) {
2833	# default colour, mask it out	3219	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2836		3222
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	3226	);
2840	if ($color >= 0) {
2841	# replace some tags by gcfclient-compatible ones
2842	for ($msg) {
2843	1 while
2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2849	}
2850		3227
2851	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2852
2853	utf8::encode $msg;
2854
2855	if (0 && $msg =~ /\[/) {
2856	# COMMAND/INFO
2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2858	} else {
2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2860	$self->send_packet ("drawinfo $color $msg")
2861	}
2862	}
2863	}
2864	}	3229	}
2865		3230
2866	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2867		3232
2868	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2871		3236
2872	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2873	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2874		3239
2875	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2877	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2878	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}	3245	}
2881	}	3246	}
2882		3247
2883	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2884		3249
…		…
2887	=cut	3252	=cut
2888		3253
2889	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2890	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2891		3256
2892	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2894	} elsif ($self->extcmd == 1) {
2895	#TODO: version 1, remove
2896	unshift @msg, msgtype => "reply", msgid => $id;
2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2898	}
2899	}	3260	}
2900		3261
2901	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2902		3263
2903	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2958	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2959		3320
2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2961		3322
2962	if (ref $msg) {	3323	if (ref $msg) {
2963	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2964	"ARRAY" eq ref $msg
2965	? @$msg
2966	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2967		3325
2968	my @reply;	3326	my @reply;
2969		3327
2970	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2971	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
2973		3331
2974	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
2975	if $reply;	3333	if $reply;
2976		3334
2977	} else {	3335	} else {
2978	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2979	}	3337	}
2980		3338
2981	cf::override;	3339	cf::override;
2982	},	3340	},
2983	);	3341	);
…		…
3003		3361
3004	$coro	3362	$coro
3005	}	3363	}
3006		3364
3007	cf::client->attach (	3365	cf::client->attach (
3008	on_destroy => sub {	3366	on_client_destroy => sub {
3009	my ($ns) = @_;	3367	my ($ns) = @_;
3010		3368
3011	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3012	},	3370	},
3013	);	3371	);
…		…
3029	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
3030		3388
3031	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
3032		3390
3033	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
3034	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
3035	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
3036	sort time	3394	sort time
3037	));	3395	));
3038		3396
3039	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
3042		3400
3043	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
3044		3402
3045	cf::object	3403	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3404	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3405	insert remove name archname title slaying race decrease split
		3406	value
3048		3407
3049	cf::object::player	3408	cf::object::player
3050	player	3409	player
3051		3410
3052	cf::player	3411	cf::player
…		…
3057		3416
3058	=cut	3417	=cut
3059		3418
3060	for (	3419	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3067	) {	3426	) {
3068	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3071	for @funs;	3429	for @funs;
3072	}	3430	}
3073		3431
…		…
3088		3446
3089	my $qcode = $code;	3447	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
3092		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
3093	local $_;	3454	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;
3095		3455
3096	my $eval =	3456	my $eval =
3097	"do {\n"	3457	"do {\n"
3098	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3099	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
3100	. $code	3460	. $code
3101	. "\n}"	3461	. "\n}"
3102	;	3462	;
3103		3463
		3464	if ($CFG{safe_eval}) {
3104	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
3105	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3106	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
3107		3473
3108	if ($@) {	3474	if ($@) {
3109	warn "$@";	3475	warn "$@",
3110	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
3111	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
3112	}	3478	}
3113		3479
3114	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
3115	}	3481	}
3116		3482
…		…
3130	=cut	3496	=cut
3131		3497
3132	sub register_script_function {	3498	sub register_script_function {
3133	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
3134		3500
3135	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
3136	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
3137	}	3503	}
3138		3504
3139	=back	3505	=back
3140		3506
3141	=cut	3507	=cut
3142		3508
3143	#############################################################################	3509	#############################################################################
3144	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
		3513
		3514	# internal api, not fianlised
		3515	sub add_face {
		3516	my ($name, $type, $data) = @_;
		3517
		3518	my $idx = cf::face::find $name;
		3519
		3520	if ($idx) {
		3521	delete $FACEHASH{cf::face::get_chksum $idx};
		3522	} else {
		3523	$idx = cf::face::alloc $name;
		3524	}
		3525
		3526	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3527
		3528	cf::face::set_type $idx, $type;
		3529	cf::face::set_data $idx, 0, $data, $hash;
		3530	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3531	$FACEHASH{$hash} = $idx;#d#
		3532
		3533	$idx
		3534	}
3145		3535
3146	sub load_facedata($) {	3536	sub load_facedata($) {
3147	my ($path) = @_;	3537	my ($path) = @_;
3148		3538
3149	# HACK to clear player env face cache, we need some signal framework	3539	# HACK to clear player env face cache, we need some signal framework
3150	# for this (global event?)	3540	# for this (global event?)
3151	%ext::player_env::MUSIC_FACE_CACHE = ();	3541	%ext::player_env::MUSIC_FACE_CACHE = ();
3152		3542
3153	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3543	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3154		3544
3155	warn "loading facedata from $path\n";	3545	trace "loading facedata from $path\n";
3156		3546
3157	my $facedata;	3547	my $facedata = decode_storable load_file $path;
3158	0 < aio_load $path, $facedata
3159	or die "$path: $!";
3160
3161	$facedata = Coro::Storable::thaw $facedata;
3162		3548
3163	$facedata->{version} == 2	3549	$facedata->{version} == 2
3164	or cf::cleanup "$path: version mismatch, cannot proceed.";	3550	or cf::cleanup "$path: version mismatch, cannot proceed.";
3165		3551
3166	# patch in the exptable
3167	$facedata->{resource}{"res/exp_table"} = {
3168	type => FT_RSRC,
3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3170	};
3171	cf::cede_to_tick;	3552	cf::cede_to_tick;
3172		3553
3173	{	3554	{
3174	my $faces = $facedata->{faceinfo};	3555	my $faces = $facedata->{faceinfo};
3175		3556
3176	while (my ($face, $info) = each %$faces) {	3557	for my $face (sort keys %$faces) {
		3558	my $info = $faces->{$face};
3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3559	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3178		3560
3179	cf::face::set_visibility $idx, $info->{visibility};	3561	cf::face::set_visibility $idx, $info->{visibility};
3180	cf::face::set_magicmap $idx, $info->{magicmap};	3562	cf::face::set_magicmap $idx, $info->{magicmap};
3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3563	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3564	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3565	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3566	$FACEHASH{$info->{hash64}} = $idx;#d#
3183		3567
3184	cf::cede_to_tick;	3568	cf::cede_to_tick;
3185	}	3569	}
3186		3570
3187	while (my ($face, $info) = each %$faces) {	3571	while (my ($face, $info) = each %$faces) {
…		…
3192		3576
3193	if (my $smooth = cf::face::find $info->{smooth}) {	3577	if (my $smooth = cf::face::find $info->{smooth}) {
3194	cf::face::set_smooth $idx, $smooth;	3578	cf::face::set_smooth $idx, $smooth;
3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3579	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3196	} else {	3580	} else {
3197	warn "smooth face '$info->{smooth}' not found for face '$face'";	3581	error "smooth face '$info->{smooth}' not found for face '$face'";
3198	}	3582	}
3199		3583
3200	cf::cede_to_tick;	3584	cf::cede_to_tick;
3201	}	3585	}
3202	}	3586	}
…		…
3211		3595
3212	cf::anim::invalidate_all; # d'oh	3596	cf::anim::invalidate_all; # d'oh
3213	}	3597	}
3214		3598
3215	{	3599	{
3216	# TODO: for gcfclient pleasure, we should give resources
3217	# that gcfclient doesn't grok a >10000 face index.
3218	my $res = $facedata->{resource};	3600	my $res = $facedata->{resource};
3219		3601
3220	while (my ($name, $info) = each %$res) {	3602	while (my ($name, $info) = each %$res) {
3221	if (defined $info->{type}) {	3603	if (defined (my $type = $info->{type})) {
		3604	# TODO: different hash - must free and use new index, or cache ixface data queue
3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3605	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3223	my $data;
3224		3606
3225	if ($info->{type} & 1) {
3226	# prepend meta info
3227
3228	my $meta = $enc->encode ({
3229	name => $name,
3230	%{ $info->{meta} || {} },
3231	});
3232
3233	$data = pack "(w/a*)*", $meta, $info->{data};
3234	} else {
3235	$data = $info->{data};
3236	}
3237
3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3239	cf::face::set_type $idx, $info->{type};	3607	cf::face::set_type $idx, $type;
		3608	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3609	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3610	$FACEHASH{$info->{hash}} = $idx;#d#
3240	} else {	3611	} else {
3241	$RESOURCE{$name} = $info;	3612	# $RESOURCE{$name} = $info; # unused
3242	}	3613	}
3243		3614
3244	cf::cede_to_tick;	3615	cf::cede_to_tick;
3245	}	3616	}
3246	}	3617	}
3247		3618
3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3619	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3249		3620
3250	1	3621	1
3251	}	3622	}
3252
3253	cf::global->attach (on_resource_update => sub {
3254	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3255	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3256
3257	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3258	my $sound = $soundconf->{compat}[$_]
3259	or next;
3260
3261	my $face = cf::face::find "sound/$sound->[1]";
3262	cf::sound::set $sound->[0] => $face;
3263	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3264	}
3265
3266	while (my ($k, $v) = each %{$soundconf->{event}}) {
3267	my $face = cf::face::find "sound/$v";
3268	cf::sound::set $k => $face;
3269	}
3270	}
3271	});
3272		3623
3273	register_exticmd fx_want => sub {	3624	register_exticmd fx_want => sub {
3274	my ($ns, $want) = @_;	3625	my ($ns, $want) = @_;
3275		3626
3276	while (my ($k, $v) = each %$want) {	3627	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3628	$ns->fx_want ($k, $v);
3278	}	3629	}
3279	};	3630	};
		3631
		3632	sub load_resource_file($) {
		3633	my $guard = lock_acquire "load_resource_file";
		3634
		3635	my $status = load_resource_file_ $_[0];
		3636	get_slot 0.1, 100;
		3637	cf::arch::commit_load;
		3638
		3639	$status
		3640	}
		3641
		3642	sub reload_exp_table {
		3643	_reload_exp_table;
		3644
		3645	add_face "res/exp_table" => FT_RSRC,
		3646	JSON::XS->new->utf8->canonical->encode (
		3647	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3648	);
		3649	}
		3650
		3651	sub reload_materials {
		3652	_reload_materials;
		3653	}
3280		3654
3281	sub reload_regions {	3655	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3656	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3657	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3658	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3298	}	3672	}
3299		3673
3300	sub reload_archetypes {	3674	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3675	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3676	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references	3677
3304	# this really needs to be done in an extra post-pass	3678	add_face "res/skill_info" => FT_RSRC,
3305	# (which needs to be synchronous, so solve it differently)	3679	JSON::XS->new->utf8->canonical->encode (
3306	load_resource_file "$DATADIR/archetypes"	3680	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3307	or die "unable to load archetypes\n";	3681	);
		3682	add_face "res/spell_paths" => FT_RSRC,
		3683	JSON::XS->new->utf8->canonical->encode (
		3684	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3685	);
3308	}	3686	}
3309		3687
3310	sub reload_treasures {	3688	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3689	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3690	or die "unable to load treasurelists\n";
3313	}	3691	}
3314		3692
		3693	sub reload_sound {
		3694	trace "loading sound config from $DATADIR/sound\n";
		3695
		3696	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3697
		3698	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3699	my $sound = $soundconf->{compat}[$_]
		3700	or next;
		3701
		3702	my $face = cf::face::find "sound/$sound->[1]";
		3703	cf::sound::set $sound->[0] => $face;
		3704	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3705	}
		3706
		3707	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3708	my $face = cf::face::find "sound/$v";
		3709	cf::sound::set $k => $face;
		3710	}
		3711	}
		3712
3315	sub reload_resources {	3713	sub reload_resources {
3316	warn "reloading resource files...\n";	3714	trace "reloading resource files...\n";
3317		3715
		3716	reload_materials;
		3717	reload_facedata;
		3718	reload_exp_table;
		3719	reload_sound;
		3720	reload_archetypes;
3318	reload_regions;	3721	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3722	reload_treasures;
3323		3723
3324	warn "finished reloading resource files\n";	3724	trace "finished reloading resource files\n";
3325	}
3326
3327	sub init {
3328	reload_resources;
3329	}	3725	}
3330		3726
3331	sub reload_config {	3727	sub reload_config {
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3728	trace "reloading config file...\n";
3333	or return;
3334		3729
3335	local $/;	3730	my $config = load_file "$CONFDIR/config";
3336	*CFG = YAML::Load <$fh>;	3731	utf8::decode $config;
		3732	*CFG = decode_yaml $config;
3337		3733
3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3734	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3339		3735
3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3736	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3737	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3342		3738
3343	if (exists $CFG{mlockall}) {	3739	if (exists $CFG{mlockall}) {
…		…
3347	};	3743	};
3348	warn $@ if $@;	3744	warn $@ if $@;
3349	}	3745	}
3350	}	3746	}
3351		3747
		3748	sub pidfile() {
		3749	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3750	or die "$PIDFILE: $!";
		3751	flock $fh, &Fcntl::LOCK_EX
		3752	or die "$PIDFILE: flock: $!";
		3753	$fh
		3754	}
		3755
		3756	# make sure only one server instance is running at any one time
		3757	sub atomic {
		3758	my $fh = pidfile;
		3759
		3760	my $pid = <$fh>;
		3761	kill 9, $pid if $pid > 0;
		3762
		3763	seek $fh, 0, 0;
		3764	print $fh $$;
		3765	}
		3766
		3767	sub main_loop {
		3768	trace "EV::loop starting\n";
		3769	if (1) {
		3770	EV::loop;
		3771	}
		3772	trace "EV::loop returned\n";
		3773	goto &main_loop unless $REALLY_UNLOOP;
		3774	}
		3775
3352	sub main {	3776	sub main {
		3777	cf::init_globals; # initialise logging
		3778
		3779	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3780	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3781	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3782	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3783
		3784	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3785
3353	# we must not ever block the main coroutine	3786	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3787	$Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3788	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3789	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3790	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3791	EV::loop EV::LOOP_ONESHOT;
3359	})->prio (Coro::PRIO_MAX);	3792	})->prio (Coro::PRIO_MAX);
3360	};	3793	};
3361		3794
		3795	evthread_start IO::AIO::poll_fileno;
		3796
		3797	cf::sync_job {
		3798	cf::incloader::init ();
		3799
		3800	cf::init_anim;
		3801	cf::init_attackmess;
		3802	cf::init_dynamic;
		3803
		3804	cf::load_settings;
		3805
		3806	reload_resources;
3362	reload_config;	3807	reload_config;
3363	db_init;	3808	db_init;
		3809
		3810	cf::init_uuid;
		3811	cf::init_signals;
		3812	cf::init_skills;
		3813
		3814	cf::init_beforeplay;
		3815
		3816	atomic;
		3817
3364	load_extensions;	3818	load_extensions;
3365		3819
3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3820	utime time, time, $RUNTIMEFILE;
3367	evthread_start;	3821
3368	EV::loop;	3822	# no (long-running) fork's whatsoever before this point(!)
		3823	use POSIX ();
		3824	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3825
		3826	cf::_post_init 0;
		3827	};
		3828
		3829	cf::object::thawer::errors_are_fatal 0;
		3830	info "parse errors in files are no longer fatal from this point on.\n";
		3831
		3832	AE::postpone {
		3833	undef &main; # free gobs of memory :)
		3834	};
		3835
		3836	goto &main_loop;
3369	}	3837	}
3370		3838
3371	#############################################################################	3839	#############################################################################
3372	# initialisation and cleanup	3840	# initialisation and cleanup
3373		3841
3374	# install some emergency cleanup handlers	3842	# install some emergency cleanup handlers
3375	BEGIN {	3843	BEGIN {
3376	our %SIGWATCHER = ();	3844	our %SIGWATCHER = ();
3377	for my $signal (qw(INT HUP TERM)) {	3845	for my $signal (qw(INT HUP TERM)) {
3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3846	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3379	cf::cleanup "SIG$signal";	3847	cf::cleanup "SIG$signal";
3380	};	3848	};
3381	}	3849	}
3382	}	3850	}
3383		3851
3384	sub write_runtime {	3852	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";	3853	my $t0 = AE::time;
3386		3854
3387	# first touch the runtime file to show we are still running:	3855	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	3856	# the fsync below can take a very very long time.
3389		3857
3390	IO::AIO::aio_utime $runtime, undef, undef;	3858	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		3859
3392	my $guard = cf::lock_acquire "write_runtime";	3860	my $guard = cf::lock_acquire "write_runtime";
3393		3861
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3862	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3395	or return;	3863	or return;
3396		3864
3397	my $value = $cf::RUNTIME + 90 + 10;	3865	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	3866	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	3867	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	3877	aio_utime $fh, undef, undef;
3410		3878
3411	close $fh	3879	close $fh
3412	or return;	3880	or return;
3413		3881
3414	aio_rename "$runtime~", $runtime	3882	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	3883	and return;
3416		3884
3417	warn "runtime file written.\n";	3885	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3418		3886
3419	1	3887	1
		3888	}
		3889
		3890	our $uuid_lock;
		3891	our $uuid_skip;
		3892
		3893	sub write_uuid_sync($) {
		3894	$uuid_skip ||= $_[0];
		3895
		3896	return if $uuid_lock;
		3897	local $uuid_lock = 1;
		3898
		3899	my $uuid = "$LOCALDIR/uuid";
		3900
		3901	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3902	or return;
		3903
		3904	my $value = uuid_seq uuid_cur;
		3905
		3906	unless ($value) {
		3907	info "cowardly refusing to write zero uuid value!\n";
		3908	return;
		3909	}
		3910
		3911	my $value = uuid_str $value + $uuid_skip;
		3912	$uuid_skip = 0;
		3913
		3914	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3915	and return;
		3916
		3917	# always fsync - this file is important
		3918	aio_fsync $fh
		3919	and return;
		3920
		3921	close $fh
		3922	or return;
		3923
		3924	aio_rename "$uuid~", $uuid
		3925	and return;
		3926
		3927	trace "uuid file written ($value).\n";
		3928
		3929	1
		3930
		3931	}
		3932
		3933	sub write_uuid($$) {
		3934	my ($skip, $sync) = @_;
		3935
		3936	$sync ? write_uuid_sync $skip
		3937	: async { write_uuid_sync $skip };
3420	}	3938	}
3421		3939
3422	sub emergency_save() {	3940	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	3941	my $freeze_guard = cf::freeze_mainloop;
3424		3942
3425	warn "enter emergency perl save\n";	3943	info "emergency_perl_save: enter\n";
		3944
		3945	# this is a trade-off: we want to be very quick here, so
		3946	# save all maps without fsync, and later call a global sync
		3947	# (which in turn might be very very slow)
		3948	local $USE_FSYNC = 0;
3426		3949
3427	cf::sync_job {	3950	cf::sync_job {
		3951	cf::write_runtime_sync; # external watchdog should not bark
		3952
3428	# use a peculiar iteration method to avoid tripping on perl	3953	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	3954	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	3955	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	3956	info "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	3957	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	3958	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	3959	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3960	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	3961	$pl->save;
3437	}	3962	}
3438	warn "end emergency player save\n";	3963	info "emergency_perl_save: end player save\n";
3439		3964
3440	warn "begin emergency map save\n";	3965	cf::write_runtime_sync; # external watchdog should not bark
		3966
		3967	info "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	3968	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	3969	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	3970	$map->valid or next;
3444	$map->save;	3971	$map->save;
3445	}	3972	}
3446	warn "end emergency map save\n";	3973	info "emergency_perl_save: end map save\n";
3447		3974
3448	warn "begin emergency database checkpoint\n";	3975	cf::write_runtime_sync; # external watchdog should not bark
		3976
		3977	info "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	3978	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	3979	info "emergency_perl_save: end database checkpoint\n";
		3980
		3981	info "emergency_perl_save: begin write uuid\n";
		3982	write_uuid_sync 1;
		3983	info "emergency_perl_save: end write uuid\n";
		3984
		3985	cf::write_runtime_sync; # external watchdog should not bark
		3986
		3987	trace "emergency_perl_save: syncing database to disk";
		3988	BDB::db_env_txn_checkpoint $DB_ENV;
		3989
		3990	info "emergency_perl_save: starting sync\n";
		3991	IO::AIO::aio_sync sub {
		3992	info "emergency_perl_save: finished sync\n";
		3993	};
		3994
		3995	cf::write_runtime_sync; # external watchdog should not bark
		3996
		3997	trace "emergency_perl_save: flushing outstanding aio requests";
		3998	while (IO::AIO::nreqs || BDB::nreqs) {
		3999	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4000	}
		4001
		4002	cf::write_runtime_sync; # external watchdog should not bark
3451	};	4003	};
3452		4004
3453	warn "leave emergency perl save\n";	4005	info "emergency_perl_save: leave\n";
3454	}	4006	}
3455		4007
3456	sub post_cleanup {	4008	sub post_cleanup {
3457	my ($make_core) = @_;	4009	my ($make_core) = @_;
3458		4010
		4011	IO::AIO::flush;
		4012
3459	warn Carp::longmess "post_cleanup backtrace"	4013	error Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	4014	if $make_core;
		4015
		4016	my $fh = pidfile;
		4017	unlink $PIDFILE if <$fh> == $$;
		4018	}
		4019
		4020	# a safer delete_package, copied from Symbol
		4021	sub clear_package($) {
		4022	my $pkg = shift;
		4023
		4024	# expand to full symbol table name if needed
		4025	unless ($pkg =~ /^main::.*::$/) {
		4026	$pkg = "main$pkg" if $pkg =~ /^::/;
		4027	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4028	$pkg .= '::' unless $pkg =~ /::$/;
		4029	}
		4030
		4031	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4032	my $stem_symtab = *{$stem}{HASH};
		4033
		4034	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4035	or return;
		4036
		4037	# clear all symbols
		4038	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4039	for my $name (keys %$leaf_symtab) {
		4040	_gv_clear *{"$pkg$name"};
		4041	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4042	}
3461	}	4043	}
3462		4044
3463	sub do_reload_perl() {	4045	sub do_reload_perl() {
3464	# can/must only be called in main	4046	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	4047	unless (in_main) {
3466	warn "can only reload from main coroutine";	4048	error "can only reload from main coroutine";
3467	return;	4049	return;
3468	}	4050	}
3469		4051
3470	warn "reloading...";	4052	return if $RELOAD++;
3471		4053
3472	warn "entering sync_job";	4054	my $t1 = AE::time;
3473		4055
		4056	while ($RELOAD) {
		4057	cf::get_slot 0.1, -1, "reload_perl";
		4058	info "perl_reload: reloading...";
		4059
		4060	trace "perl_reload: entering sync_job";
		4061
3474	cf::sync_job {	4062	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark
3476	cf::emergency_save;	4063	#cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark
3478		4064
3479	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;
3481
3482	# if anything goes wrong in here, we should simply crash as we already saved
3483
3484	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs || BDB::nreqs;
3490	warn "iterate...";
3491	}
3492
3493	++$RELOAD;
3494
3495	warn "cancelling all extension coros";	4065	trace "perl_reload: cancelling all extension coros";
3496	$_->cancel for values %EXT_CORO;	4066	$_->cancel for values %EXT_CORO;
3497	%EXT_CORO = ();	4067	%EXT_CORO = ();
3498		4068
3499	warn "removing commands";	4069	trace "perl_reload: removing commands";
3500	%COMMAND = ();	4070	%COMMAND = ();
3501		4071
3502	warn "removing ext/exti commands";	4072	trace "perl_reload: removing ext/exti commands";
3503	%EXTCMD = ();	4073	%EXTCMD = ();
3504	%EXTICMD = ();	4074	%EXTICMD = ();
3505		4075
3506	warn "unloading/nuking all extensions";	4076	trace "perl_reload: unloading/nuking all extensions";
3507	for my $pkg (@EXTS) {	4077	for my $pkg (@EXTS) {
3508	warn "... unloading $pkg";	4078	trace "... unloading $pkg";
3509		4079
3510	if (my $cb = $pkg->can ("unload")) {	4080	if (my $cb = $pkg->can ("unload")) {
3511	eval {	4081	eval {
3512	$cb->($pkg);	4082	$cb->($pkg);
3513	1	4083	1
3514	} or warn "$pkg unloaded, but with errors: $@";	4084	} or error "$pkg unloaded, but with errors: $@";
		4085	}
		4086
		4087	trace "... clearing $pkg";
		4088	clear_package $pkg;
3515	}	4089	}
3516		4090
3517	warn "... nuking $pkg";
3518	Symbol::delete_package $pkg;
3519	}
3520
3521	warn "unloading all perl modules loaded from $LIBDIR";	4091	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3522	while (my ($k, $v) = each %INC) {	4092	while (my ($k, $v) = each %INC) {
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4093	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		4094
3525	warn "... unloading $k";	4095	trace "... unloading $k";
3526	delete $INC{$k};	4096	delete $INC{$k};
3527		4097
3528	$k =~ s/\.pm$//;	4098	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;	4099	$k =~ s/\//::/g;
3530		4100
3531	if (my $cb = $k->can ("unload_module")) {	4101	if (my $cb = $k->can ("unload_module")) {
3532	$cb->();	4102	$cb->();
		4103	}
		4104
		4105	clear_package $k;
3533	}	4106	}
3534		4107
3535	Symbol::delete_package $k;
3536	}
3537
3538	warn "getting rid of safe::, as good as possible";	4108	trace "perl_reload: getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	4109	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4110	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		4111
3542	warn "unloading cf.pm \"a bit\"";	4112	trace "perl_reload: unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	4113	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	4114	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		4115
3546	# don't, removes xs symbols, too,	4116	# don't, removes xs symbols, too,
3547	# and global variables created in xs	4117	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	4118	#clear_package __PACKAGE__;
3549		4119
3550	warn "unload completed, starting to reload now";	4120	info "perl_reload: unload completed, starting to reload now";
3551		4121
3552	warn "reloading cf.pm";	4122	trace "perl_reload: reloading cf.pm";
3553	require cf;	4123	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4124	cf::_connect_to_perl_1;
3555		4125
3556	warn "loading config and database again";	4126	trace "perl_reload: loading config and database again";
3557	cf::reload_config;	4127	cf::reload_config;
3558		4128
3559	warn "loading extensions";	4129	trace "perl_reload: loading extensions";
3560	cf::load_extensions;	4130	cf::load_extensions;
3561		4131
		4132	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	4133	trace "perl_reload: reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	4134	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	4135	trace "perl_reload: reattaching attachments to maps";
3565	reattach $_ for values %MAP;	4136	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	4137	trace "perl_reload: reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	4138	reattach $_ for values %PLAYER;
		4139	}
3568		4140
3569	warn "leaving sync_job";	4141	cf::_post_init 1;
3570		4142
		4143	trace "perl_reload: leaving sync_job";
		4144
3571	1	4145	1
3572	} or do {	4146	} or do {
3573	warn $@;	4147	error $@;
3574	cf::cleanup "error while reloading, exiting.";	4148	cf::cleanup "perl_reload: error, exiting.";
		4149	};
		4150
		4151	--$RELOAD;
3575	};	4152	}
3576		4153
3577	warn "reloaded";	4154	$t1 = AE::time - $t1;
		4155	info "perl_reload: completed in ${t1}s\n";
3578	};	4156	};
3579		4157
3580	our $RELOAD_WATCHER; # used only during reload	4158	our $RELOAD_WATCHER; # used only during reload
3581		4159
3582	sub reload_perl() {	4160	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	4161	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	4162	# coro crashes during coro_state_free->destroy here.
3585		4163
		4164	$RELOAD_WATCHER ||= cf::async {
		4165	Coro::AIO::aio_wait cache_extensions;
		4166
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4167	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	4168	do_reload_perl;
3588	undef $RELOAD_WATCHER;	4169	undef $RELOAD_WATCHER;
		4170	};
3589	};	4171	};
3590	}	4172	}
3591		4173
3592	register_command "reload" => sub {	4174	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	4175	my ($who, $arg) = @_;
…		…
3599	reload_perl;	4181	reload_perl;
3600	};	4182	};
3601	}	4183	}
3602	};	4184	};
3603		4185
3604	unshift @INC, $LIBDIR;	4186	#############################################################################
3605		4187
3606	my $bug_warning = 0;	4188	my $bug_warning = 0;
3607		4189
3608	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;
3610
3611	sub wait_for_tick {	4190	sub wait_for_tick() {
3612	return if tick_inhibit;	4191	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3613	return if $Coro::current == $Coro::main;
3614		4192
3615	my $signal = new Coro::Signal;	4193	$WAIT_FOR_TICK->wait;
3616	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;
3618	}	4194	}
3619		4195
3620	sub wait_for_tick_begin {	4196	sub wait_for_tick_begin() {
3621	return if tick_inhibit;	4197	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3622	return if $Coro::current == $Coro::main;
3623		4198
3624	my $signal = new Coro::Signal;	4199	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	4200	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	4201	$signal->wait;
3627	}	4202	}
…		…
3631	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4206	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3632	unless ++$bug_warning > 10;	4207	unless ++$bug_warning > 10;
3633	return;	4208	return;
3634	}	4209	}
3635		4210
3636	cf::server_tick; # one server iteration	4211	cf::one_tick; # one server iteration
		4212
		4213	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3637		4214
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4215	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4216	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	4217	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	4218	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	4219	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	4220	or error "ERROR: unable to write runtime file: $!";
3644	};	4221	};
3645	}	4222	}
3646		4223
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4224	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3648	$sig->send;	4225	$sig->send;
3649	}	4226	}
3650	while (my $sig = shift @WAIT_FOR_TICK) {	4227	$WAIT_FOR_TICK->broadcast;
3651	$sig->send;
3652	}
3653		4228
3654	$LOAD = ($NOW - $TICK_START) / $TICK;	4229	$LOAD = ($NOW - $TICK_START) / $TICK;
3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4230	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3656		4231
3657	if (0) {	4232	if (0) {
3658	if ($NEXT_TICK) {	4233	if ($NEXT_TICK) {
3659	my $jitter = $TICK_START - $NEXT_TICK;	4234	my $jitter = $TICK_START - $NEXT_TICK;
3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4235	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3661	warn "jitter $JITTER\n";#d#	4236	debug "jitter $JITTER\n";#d#
3662	}	4237	}
3663	}	4238	}
3664	}	4239	}
3665		4240
3666	{	4241	{
3667	# configure BDB	4242	# configure BDB
3668		4243
3669	BDB::min_parallel 8;	4244	BDB::min_parallel 16;
3670	BDB::max_poll_reqs $TICK * 0.1;	4245	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	4246	#$AnyEvent::BDB::WATCHER->priority (1);
3672		4247
3673	unless ($DB_ENV) {	4248	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	4249	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4250	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	4251	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4252	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4253	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4254	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		4255
3680	cf::sync_job {	4256	cf::sync_job {
3681	eval {	4257	eval {
…		…
3707	{	4283	{
3708	# configure IO::AIO	4284	# configure IO::AIO
3709		4285
3710	IO::AIO::min_parallel 8;	4286	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	4287	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	4288	undef $AnyEvent::AIO::WATCHER;
3713	}	4289	}
3714		4290
3715	my $_log_backtrace;	4291	our $_log_backtrace;
		4292	our $_log_backtrace_last;
3716		4293
3717	sub _log_backtrace {	4294	sub _log_backtrace {
3718	my ($msg, @addr) = @_;	4295	my ($msg, @addr) = @_;
3719		4296
3720	$msg =~ s/\n//;	4297	$msg =~ s/\n$//;
3721		4298
		4299	if ($_log_backtrace_last eq $msg) {
		4300	LOG llevInfo, "[ABT] $msg\n";
		4301	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3722	# limit the # of concurrent backtraces	4302	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	4303	} elsif ($_log_backtrace < 2) {
		4304	$_log_backtrace_last = $msg;
3724	++$_log_backtrace;	4305	++$_log_backtrace;
		4306	my $perl_bt = Carp::longmess $msg;
3725	async {	4307	async {
3726	$Coro::current->{desc} = "abt $msg";	4308	$Coro::current->{desc} = "abt $msg";
3727		4309
3728	my @bt = fork_call {	4310	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	4311	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	4322	}
3741		4323
3742	@funcs	4324	@funcs
3743	};	4325	};
3744		4326
3745	LOG llevInfo, "[ABT] $msg\n";	4327	LOG llevInfo, "[ABT] $perl_bt\n";
		4328	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	4329	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	4330	--$_log_backtrace;
3748	};	4331	};
3749	} else {	4332	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	4333	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	4334	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3752	}	4335	}
3753	}	4336	}
3754		4337
3755	# load additional modules	4338	# load additional modules
3756	use cf::pod;	4339	require "cf/$_.pm" for @EXTRA_MODULES;
		4340	cf::_connect_to_perl_2;
3757		4341
3758	END { cf::emergency_save }	4342	END { cf::emergency_save }
3759		4343
3760	1	4344	1
3761		4345

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