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Revision 1.441 by root, Sat Aug 30 05:19:03 2008 UTC vs.
Revision 1.582 by root, Fri Feb 3 03:01:45 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	# <http://www.gnu.org/licenses/>.
18	#	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 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
97	our %RESOURCE;	110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
98		120
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	123	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		125
104	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	129	our $DB_ENV;
108		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
109	our %CFG;	133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
110		135
111	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
113	our $NOW;	139	our $NOW;
114		140
115	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
116	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
117	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
…		…
122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	150	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
126		152
		153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
		160
127	binmode STDOUT;	161	binmode STDOUT;
128	binmode STDERR;	162	binmode STDERR;
129		163
130	# read virtual server time, if available	164	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
135	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
136		172
137	mkdir $_	173	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		175
140	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
141		177
142	sub cf::map::normalise;	178	sub cf::map::normalise;
143		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
144	#############################################################################	184	#############################################################################
145		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
146	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
147		198
148	=over 4	199	=over 4
149		200
150	=item $cf::UPTIME	201	=item $cf::UPTIME
151		202
152	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
153		219
154	=item $cf::RUNTIME	220	=item $cf::RUNTIME
155		221
156	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
157	every server tick.	223	every server tick.
…		…
163	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
164	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
165	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
166	database environment.	232	database environment.
167		233
168	=item $cf::NOW
169
170	The time of the last (current) server tick.
171
172	=item $cf::TICK
173
174	The interval between server ticks, in seconds.
175
176	=item $cf::LOADAVG	234	=item $cf::LOADAVG
177		235
178	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
179	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
180	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
189	from wherever your confdir points to.	247	from wherever your confdir points to.
190		248
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		250
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
194	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
197	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
198		273
199	This array contains the results of the last C<invoke ()> call. When	274	This array contains the results of the last C<invoke ()> call. When
200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201	that call.	276	that call.
202		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
203	=back	284	=back
204		285
205	=cut	286	=cut
206		287
207	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
208	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
209	my $msg = join "", @_;	295	my $msg = join "", @_;
210		296
211	$msg .= "\n"	297	$msg .= "\n"
212	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
213		299
214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215		301
216	LOG llevError, $msg;	302	LOG llevWarn, $msg;
217	};	303	};
218	}
219		304
220	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
222		307
223	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	312	return;#d#
226	}#d#	313	}#d#
227		314
228	# kill coroutine otherwise	315	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	316	Coro::terminate
231	};	317	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		318
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	336	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	338	}
255		339
256	$EV::DIED = sub {	340	$EV::DIED = sub {
257	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
258	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
259		348
260	#############################################################################	349	#############################################################################
261		350
262	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
263		352
…		…
284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
285	$d	374	$d
286	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
287	}	376	}
288		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
289	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
290		431
291	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
292		433
293	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		441
301	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
303		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
		506
304	=item cf::lock_wait $string	507	=item cf::lock_wait $string
305		508
306	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
307		510
308	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
309		512
310	Wait until the given lock is available and then acquires it and returns	513	Wait until the given lock is available and then acquires it and returns
311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	514	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
313	returned.	516	returned.
314		517
315	Locks are *not* recursive, locking from the same coro twice results in a	518	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	519	deadlocked coro.
…		…
322		525
323	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
324		527
325	=cut	528	=cut
326		529
327	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		531
330	sub lock_wait($) {	532	sub lock_wait($) {
331	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	534	}
344		535
345	sub lock_acquire($) {	536	sub lock_acquire($) {
346	my ($key) = @_;	537	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	538	}
360		539
361	sub lock_active($) {	540	sub lock_active($) {
362	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	542	}
366		543
367	sub freeze_mainloop {	544	sub freeze_mainloop {
368	tick_inhibit_inc;	545	tick_inhibit_inc;
369		546
370	Coro::guard \&tick_inhibit_dec;	547	&Guard::guard (\&tick_inhibit_dec);
371	}	548	}
372		549
373	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
374		551
375	Like EV::periodic, but randomly selects a starting point so that the actions	552	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	553	get spread over time.
377		554
378	=cut	555	=cut
379		556
380	sub periodic($$) {	557	sub periodic($$) {
381	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
386	}	563	}
387		564
388	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
389		566
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
393		574
394	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
396		577
397	Useful for short background jobs.	578	Useful for short background jobs.
398		579
399	=cut	580	=cut
400		581
401	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
403		585
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
407		589
408	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
409		592
410	while () {	593	while () {
411	next_job:	594	next_job:
		595
412	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	597
414	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	602	$job->[2]->send;
418	Coro::cede;	603	Coro::cede;
419	goto next_job;	604	goto next_job;
420	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	607	}
422	}	608	}
423		609
424	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
427	$signal->wait;
428	} else {	613	} else {
		614	$busy = 0;
429	Coro::schedule;	615	Coro::schedule;
430	}	616	}
431	}	617	}
432	};	618	};
433		619
434	sub get_slot($;$$) {	620	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
436		622
437	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
438		624
439	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
440	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
441		628
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
470	=cut	657	=cut
471		658
472	sub sync_job(&) {	659	sub sync_job(&) {
473	my ($job) = @_;	660	my ($job) = @_;
474		661
475	if ($Coro::current == $Coro::main) {	662	if (in_main) {
476	my $time = EV::time;	663	my $time = AE::time;
477		664
478	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
480		667
481	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
482		669
483	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
484		671
485	my $busy = 1;	672	my $busy = 1;
486	my @res;	673	my @res;
487		674
488	(async {	675	(async {
489	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	677	@res = eval { $job->() };
491	warn $@ if $@;	678	error $@ if $@;
492	undef $busy;	679	undef $busy;
493	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
494		681
495	while ($busy) {	682	while ($busy) {
496	if (Coro::nready) {	683	if (Coro::nready) {
…		…
498	} else {	685	} else {
499	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
500	}	687	}
501	}	688	}
502		689
503	my $time = EV::time - $time;	690	my $time = AE::time - $time;
504		691
505	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
506		693
507	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
508	} else {	695	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
531		718
532	$coro	719	$coro
533	}	720	}
534		721
535	=item fork_call { }, $args	722	=item fork_call { }, @args
536		723
537	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
541		728
542	=cut	729	=cut
543		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
544	sub fork_call(&@) {	735	sub fork_call(&@) {
545	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
546		737
547	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
550		741
551	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
552	reset_signals;	743	cf::post_fork;
553	&$cb	744	&$cb
554	}, @args;	745	} @args;
555		746
556	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
557	}	759	}
558		760
559	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
560		762
561	=cut	763	=cut
…		…
598	within each server.	800	within each server.
599		801
600	=cut	802	=cut
601		803
602	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
603	my ($name) = @_;	808	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
605		810
606	eval {	811	eval {
607	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
617	}	822	}
618		823
619	our $DB;	824	our $DB;
620		825
621	sub db_init {	826	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	827	$DB ||= db_table "db";
624	};
625	}	828	}
626		829
627	sub db_get($$) {	830	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
629		832
630	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
631	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
632		837
633	$! ? ()	838	$! ? ()
634	: $data	839	: $data
635	}
636	}	840	}
637		841
638	sub db_put($$$) {	842	sub db_put($$$) {
639	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		872
669	my @data;	873	my @data;
670	my $md5;	874	my $md5;
671		875
672	for (0 .. $#$src) {	876	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	878	}
676		879
677	# if processing is expensive, check	880	# if processing is expensive, check
678	# checksum first	881	# checksum first
679	if (1) {	882	if (1) {
…		…
696		899
697	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	901	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
700		903
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		905
703	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
706		909
…		…
716		919
717	=cut	920	=cut
718		921
719	sub datalog($@) {	922	sub datalog($@) {
720	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	925	}
723		926
724	=back	927	=back
725		928
726	=cut	929	=cut
727		930
728	#############################################################################	931	#############################################################################
729		932
730	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
731		934
732	Many objects in crossfire are so-called attachable objects. That means you can	935	Many objects in deliantra are so-called attachable objects. That means you can
733	attach callbacks/event handlers (a collection of which is called an "attachment")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
735		938
736	In the following description, CLASS can be any of C<global>, C<object>	939	In the following description, CLASS can be any of C<global>, C<object>
737	C<player>, C<client> or C<map> (i.e. the attachable objects in	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
788		991
789	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
791		994
792	Some classes such as crossfire maps and objects can specify attachments	995	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	996	that are attached at load/instantiate time, thus the need for a name.
794		997
795	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
796		999
797	=over 4	1000	=over 4
…		…
921		1124
922	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1127
925	} elsif (ref $type) {	1128	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
927		1130
928	} else {	1131	} else {
929	shift @arg;	1132	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
931	}	1134	}
932	}	1135	}
933	}	1136	}
934		1137
935	sub _object_attach {	1138	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
946	}	1149	}
947		1150
948	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
949	} else {	1152	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1154	}
952		1155
953	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
954	}	1157	}
955		1158
…		…
1014		1217
1015	for (@$callbacks) {	1218	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1017		1220
1018	if ($@) {	1221	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1223	override;
1022	}	1224	}
1023		1225
1024	return 1 if $override;	1226	return 1 if $override;
1025	}	1227	}
…		…
1104	for (@$attach) {	1306	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1107	}	1309	}
1108	} else {	1310	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1312	}
1111	}	1313	}
1112	}	1314	}
1113		1315
1114	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1142		1344
1143	sync_job {	1345	sync_job {
1144	if (length $$rdata) {	1346	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1148		1351
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	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;
		1357	aio_fsync $fh;
		1358	}
1153	aio_close $fh;	1359	aio_close $fh;
1154		1360
1155	if (@$objs) {	1361	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	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;
		1368	aio_fsync $fh;
		1369	}
1161	aio_close $fh;	1370	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1372	}
1164	} else {	1373	} else {
1165	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1166	}	1375	}
1167		1376
1168	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1381	} else {
1170	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1171	}	1383	}
1172	} else {	1384	} else {
1173	aio_unlink $filename;	1385	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1175	}	1387	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1412	$av = $st->{objs};
1201	}	1413	}
1202		1414
1203	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1206		1419
1207	($data, $av)	1420	($data, $av)
1208	}	1421	}
1209		1422
1210	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1267		1480
1268	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1269	}	1482	}
1270		1483
		1484	use File::Glob ();
		1485
1271	cf::player->attach (	1486	cf::player->attach (
1272	on_command => sub {	1487	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1274		1489
1275	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1276	or return;	1491	or return;
1277		1492
…		…
1285	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1286		1501
1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1288		1503
1289	if (ref $msg) {	1504	if (ref $msg) {
1290	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1291	"ARRAY" eq ref $msg
1292	? @$msg
1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1294		1506
1295	my @reply;	1507	my @reply;
1296		1508
1297	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1298	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1300		1512
1301	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1514	if $reply;
1303		1515
1304	} else {	1516	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1518	}
1307		1519
1308	cf::override;	1520	cf::override;
1309	},	1521	},
1310	);	1522	);
1311		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1312	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1313	cf::sync_job {	1553	cf::sync_job {
1314	my %todo;	1554	my %todo;
1315		1555
1316	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1557	next unless -r $path;
…		…
1335		1575
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1578
1339	$ext{source} =	1579	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1342	. $source	1582	. $source
1343	. "\n};\n1";	1583	. "\n};\n1";
1344		1584
1345	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1346	}	1586	}
1347		1587
		1588	my $pass = 0;
1348	my %done;	1589	my %done;
1349	while (%todo) {	1590	while (%todo) {
1350	my $progress;	1591	my $progress;
1351		1592
		1593	++$pass;
		1594
		1595	ext:
1352	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1598	next ext
1355	unless exists $done{$_};	1599	unless exists $done{$_};
1356	}	1600	}
1357		1601
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1603
1360	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1617
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1619	if exists $v->{meta}{mandatory};
1368		1620
1369	warn $msg;	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1622	delete $todo{$k};
		1623	} else {
		1624	$done{$k} = delete $todo{$k};
		1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1370	}	1630	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1631	}
1376		1632
1377	skip:	1633	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1380	}	1643	}
1381	};	1644	};
1382	}	1645	}
1383		1646
1384	#############################################################################	1647	#############################################################################
1385		1648
1386	=back	1649	=back
1387		1650
1388	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1389		1652
1390	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1391		1654
1392	=cut	1655	=cut
1393		1656
1394	package cf::player;	1657	package cf::player;
1395		1658
…		…
1438		1701
1439	sub exists($) {	1702	sub exists($) {
1440	my ($login) = @_;	1703	my ($login) = @_;
1441		1704
1442	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1444	}	1707	}
1445		1708
1446	sub find($) {	1709	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1711	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1469	}	1732	}
1470	}	1733	}
1471	}	1734	}
1472		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1473	sub save($) {	1749	sub save($) {
1474	my ($pl) = @_;	1750	my ($pl) = @_;
1475		1751
1476	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1477		1753
…		…
1482		1758
1483	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1485		1761
1486	cf::get_slot 0.01;	1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487		1766
1488	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1768	cf::cede_to_tick;
1490	}	1769	}
1491		1770
…		…
1523	my ($pl) = @_;	1802	my ($pl) = @_;
1524		1803
1525	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1526		1805
1527	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1808
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1810	$pl->deactivate;
		1811
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1535	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1536		1817
1537	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1593	\@logins	1874	\@logins
1594	}	1875	}
1595		1876
1596	=item $player->maps	1877	=item $player->maps
1597		1878
		1879	=item cf::player::maps $login
		1880
1598	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1599	player. May block.	1882	player. May block.
1600		1883
1601	=cut	1884	=cut
1602		1885
…		…
1619	}	1902	}
1620		1903
1621	\@paths	1904	\@paths
1622	}	1905	}
1623		1906
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1908
1626	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	use re 'eval';
1631
1632	my $group;
1633	my $interior; $interior = qr{
1634	# match a pod interior sequence sans C<< >>
1635	(?:
1636	\ (.*?)\ (?{ $group = $^N })
1637	| < (??{$interior}) >
1638	)
1639	}x;
1640
1641	sub expand_cfpod {
1642	my ($self, $pod) = @_;
1643
1644	my $xml;
1645
1646	while () {
1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1648	$group = $1;
1649
1650	$group =~ s/&/&amp;/g;
1651	$group =~ s/</&lt;/g;
1652
1653	$xml .= $group;
1654	} elsif ($pod =~ m%\G
1655	([BCGHITU])
1656	<
1657	(?:
1658	([^<>]*) (?{ $group = $^N })
1659	| < $interior >
1660	)
1661	>
1662	%gcsx
1663	) {
1664	my ($code, $data) = ($1, $group);
1665
1666	if ($code eq "B") {
1667	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1668	} elsif ($code eq "I") {
1669	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1670	} elsif ($code eq "U") {
1671	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1672	} elsif ($code eq "C") {
1673	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1674	} elsif ($code eq "T") {
1675	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1676	} elsif ($code eq "G") {
1677	my ($male, $female) = split /\|/, $data;
1678	$data = $self->gender ? $female : $male;
1679	$xml .= expand_cfpod ($self, $data);
1680	} elsif ($code eq "H") {
1681	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1683	"")
1684	[$self->{hintmode}];
1685	} else {
1686	$xml .= "error processing '$code($data)' directive";
1687	}
1688	} else {
1689	if ($pod =~ /\G(.+)/) {
1690	warn "parse error while expanding $pod (at $1)";
1691	}
1692	last;
1693	}
1694	}
1695
1696	for ($xml) {
1697	# create single paragraphs (very hackish)
1698	s/(?<=\S)\n(?=\w)/ /g;
1699
1700	# compress some whitespace
1701	s/\s+\n/\n/g; # ws line-ends
1702	s/\n\n+/\n/g; # double lines
1703	s/^\n+//; # beginning lines
1704	s/\n+$//; # ending lines
1705	}
1706
1707	$xml
1708	}
1709
1710	no re 'eval';
1711
1712	sub hintmode {
1713	$_[0]{hintmode} = $_[1] if @_ > 1;
1714	$_[0]{hintmode}
1715	}
1716		1910
1717	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1718		1912
1719	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1720		1914
…		…
1752		1946
1753	=cut	1947	=cut
1754		1948
1755	sub find_by_path($) {	1949	sub find_by_path($) {
1756	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1757		1953
1758	my ($match, $specificity);	1954	my ($match, $specificity);
1759		1955
1760	for my $region (list) {	1956	for my $region (list) {
1761	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1790	sub generate_random_map {	1986	sub generate_random_map {
1791	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1792		1988
1793	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1794		1990
1795	# mit "rum" bekleckern, nicht
1796	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1800	$rmp->{exit_on_final_map},
1801	$rmp->{xsize}, $rmp->{ysize},
1802	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1803	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1804	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1805	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1806	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1807	(cf::region::find $rmp->{region}), $rmp->{custom}
1808	)
1809	}	1992	}
1810		1993
1811	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1812		1995
1813	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1818		2001
1819	sub register {	2002	sub register {
1820	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1821	my $pkg = caller;	2004	my $pkg = caller;
1822		2005
1823	no strict;
1824	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1825		2007
1826	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1827	}	2009	}
1828		2010
1829	# also paths starting with '/'	2011	# also paths starting with '/'
1830	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1831		2013
1832	sub thawer_merge {	2014	sub thawer_merge {
1833	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1834		2016
1835	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1840	}	2022	}
1841		2023
1842	sub normalise {	2024	sub normalise {
1843	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1844		2026
1845	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1846		2028
1847	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1848		2030
1849	# map plan:	2031	# map plan:
1850	#	2032	#
…		…
1865	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1866	$path = "$base/$path";	2048	$path = "$base/$path";
1867	}	2049	}
1868		2050
1869	for ($path) {	2051	for ($path) {
1870	redo if s{//}{/};
1871	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1872	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1873	}	2054	}
1874		2055
1875	$path	2056	$path
…		…
1889	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1890	return $self;	2071	return $self;
1891	}	2072	}
1892	}	2073	}
1893		2074
1894	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1895	()	2076	()
1896	}	2077	}
1897		2078
		2079	# may re-bless or do other evil things
1898	sub init {	2080	sub init {
1899	my ($self) = @_;	2081	my ($self) = @_;
1900		2082
1901	$self	2083	$self
1902	}	2084	}
…		…
1933		2115
1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1935	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1936	}	2118	}
1937		2119
1938	# and all this just because we cannot iterate over
1939	# all maps in C++...
1940	sub change_all_map_light {
1941	my ($change) = @_;
1942
1943	$_->change_map_light ($change)
1944	for grep $_->outdoor, values %cf::MAP;
1945	}
1946
1947	sub decay_objects {	2120	sub decay_objects {
1948	my ($self) = @_;	2121	my ($self) = @_;
1949		2122
1950	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1951		2124
…		…
1976	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1977		2150
1978	1	2151	1
1979	}	2152	}
1980		2153
		2154	# used to laod the header of an original map
1981	sub load_header_orig {	2155	sub load_header_orig {
1982	my ($self) = @_;	2156	my ($self) = @_;
1983		2157
1984	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1985	}	2159	}
1986		2160
		2161	# used to laod the header of an instantiated map
1987	sub load_header_temp {	2162	sub load_header_temp {
1988	my ($self) = @_;	2163	my ($self) = @_;
1989		2164
1990	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1991	}	2166	}
1992		2167
		2168	# called after loading the header from an instantiated map
1993	sub prepare_temp {	2169	sub prepare_temp {
1994	my ($self) = @_;	2170	my ($self) = @_;
1995		2171
1996	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1997	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1998	# safety	2174	# safety
1999	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
2000	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
2001	}	2177	}
2002		2178
		2179	# called after loading the header from an original map
2003	sub prepare_orig {	2180	sub prepare_orig {
2004	my ($self) = @_;	2181	my ($self) = @_;
2005		2182
2006	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
2007	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2031		2208
2032	sub find;	2209	sub find;
2033	sub find {	2210	sub find {
2034	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
2035		2212
		2213	cf::cede_to_tick;
		2214
2036	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
2037		2216
2038	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2039	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
2040		2219
2041	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
2042	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2043	my $guard2 = cf::lock_acquire "map_find:$path";
2044
2045	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
2046	or return;	2222	or return;
2047		2223
2048	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
2049		2225
…		…
2061		2237
2062	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
2063	}	2239	}
2064	}	2240	}
2065		2241
2066	sub pre_load { }	2242	sub pre_load { }
2067	sub post_load { }	2243	#sub post_load { } # XS
2068		2244
2069	sub load {	2245	sub load {
2070	my ($self) = @_;	2246	my ($self) = @_;
2071		2247
2072	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2075		2251
2076	{	2252	{
2077	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
2078		2254
2079	return unless $self->valid;	2255	return unless $self->valid;
2080	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2081
2082	$self->in_memory (cf::MAP_LOADING);
2083		2257
2084	$self->alloc;	2258	$self->alloc;
2085		2259
2086	$self->pre_load;	2260	$self->pre_load;
2087	cf::cede_to_tick;	2261	cf::cede_to_tick;
2088		2262
		2263	if (exists $self->{load_path}) {
2089	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2090	$f->skip_block;	2265	$f->skip_block;
2091	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2092	or return;	2267	or return;
2093		2268
2094	$self->post_load_original	2269	$self->post_load_original
2095	if delete $self->{load_original};	2270	if delete $self->{load_original};
2096		2271
2097	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2098	utf8::encode $uniq;	2273	utf8::encode $uniq;
2099	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2100	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2101	$self->clear_unique_items;	2276	$self->clear_unique_items;
2102	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2103	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2104	}	2280	}
2105	}	2281	}
2106	}
2107		2282
2108	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
2109		2290
2110	cf::cede_to_tick;	2291	cf::cede_to_tick;
2111	# now do the right thing for maps	2292	# now do the right thing for maps
2112	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2113	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2117	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2118	$self->decay_objects;	2299	$self->decay_objects;
2119	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2120	$self->update_buttons;	2301	$self->update_buttons;
2121	cf::cede_to_tick;	2302	cf::cede_to_tick;
2122	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2123	cf::cede_to_tick;
2124	$self->activate;
2125	}	2304	}
2126		2305
2127	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2128	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2129
2130	$self->in_memory (cf::MAP_ACTIVE);
2131	}	2308	}
2132		2309
2133	$self->post_load;	2310	$self->post_load;
2134	}
2135		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2136	sub customise_for {	2318	sub customise_for {
2137	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2138		2320
2139	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2140	if $self->per_player;	2322	if $self->per_player;
…		…
2143	# if $self->per_party;	2325	# if $self->per_party;
2144		2326
2145	$self	2327	$self
2146	}	2328	}
2147		2329
2148	# find and load all maps in the 3x3 area around a map
2149	sub load_neighbours {
2150	my ($map) = @_;
2151
2152	my @neigh; # diagonal neighbours
2153
2154	for (0 .. 3) {
2155	my $neigh = $map->tile_path ($_)
2156	or next;
2157	$neigh = find $neigh, $map
2158	or next;
2159	$neigh->load;
2160
2161	push @neigh,
2162	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2163	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2164	}
2165
2166	for (grep defined $_->[0], @neigh) {
2167	my ($path, $origin) = @$_;
2168	my $neigh = find $path, $origin
2169	or next;
2170	$neigh->load;
2171	}
2172	}
2173
2174	sub find_sync {	2330	sub find_sync {
2175	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2176		2332
2177	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
2178	}	2338	}
2179		2339
2180	sub do_load_sync {	2340	sub do_load_sync {
2181	my ($map) = @_;	2341	my ($map) = @_;
2182		2342
		2343	# it's a bug to call this from the main context
2183	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2184	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2185		2346
2186	cf::sync_job { $map->load };	2347	$map->load;
2187	}	2348	}
2188		2349
2189	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2190	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2191		2352
2192	sub find_async {	2353	sub find_async {
2193	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2194		2355
2195	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2196		2357
2197	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2198	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2199	}	2360	}
2200		2361
2201	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2202		2363
2203	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2217	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2218		2379
2219	()	2380	()
2220	}	2381	}
2221		2382
		2383	# common code, used by both ->save and ->swapout
2222	sub save {	2384	sub _save {
2223	my ($self) = @_;	2385	my ($self) = @_;
2224
2225	my $lock = cf::lock_acquire "map_data:$self->{path}";
2226		2386
2227	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2228		2388
2229	return unless $self->dirty;	2389	return unless $self->dirty;
2230		2390
…		…
2250	} else {	2410	} else {
2251	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2252	}	2412	}
2253	}	2413	}
2254		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2255	sub swap_out {	2423	sub swap_out {
2256	my ($self) = @_;	2424	my ($self) = @_;
2257		2425
2258	# save first because save cedes
2259	$self->save;
2260
2261	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2262		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2263	return if $self->players;	2430	return if $self->players;
2264	return if $self->in_memory != cf::MAP_ACTIVE;	2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2265	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2266		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2267	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2268		2482
2269	$self->deactivate;	2483	$self->deactivate;
2270	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2271	$self->clear;	2485	$self->clear;
2272	}
2273
2274	sub reset_at {
2275	my ($self) = @_;
2276
2277	# TODO: safety, remove and allow resettable per-player maps
2278	return 1e99 if $self->{deny_reset};
2279
2280	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2281	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2282
2283	$time + $to
2284	}
2285
2286	sub should_reset {
2287	my ($self) = @_;
2288
2289	$self->reset_at <= $cf::RUNTIME
2290	}
2291
2292	sub reset {
2293	my ($self) = @_;
2294
2295	my $lock = cf::lock_acquire "map_data:$self->{path}";
2296
2297	return if $self->players;
2298
2299	warn "resetting map ", $self->path;
2300
2301	$self->in_memory (cf::MAP_SWAPPED);
2302
2303	# need to save uniques path
2304	unless ($self->{deny_save}) {
2305	my $uniq = $self->uniq_path; utf8::encode $uniq;
2306
2307	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2308	if $uniq;
2309	}
2310
2311	delete $cf::MAP{$self->path};
2312
2313	$self->deactivate;
2314	$_->clear_links_to ($self) for values %cf::MAP;
2315	$self->clear;
2316		2486
2317	$self->unlink_save;	2487	$self->unlink_save;
2318	$self->destroy;	2488	$self->destroy;
2319	}	2489	}
2320		2490
…		…
2328		2498
2329	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2330		2500
2331	$self->unlink_save;	2501	$self->unlink_save;
2332		2502
2333	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2334	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2335	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2336	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2337	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2338		2508
…		…
2395	: normalise $_	2565	: normalise $_
2396	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2397	]	2567	]
2398	}	2568	}
2399		2569
		2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
		2601
2400	=back	2602	=back
2401		2603
2402	=head3 cf::object	2604	=head3 cf::object
2403		2605
2404	=cut	2606	=cut
…		…
2469		2671
2470	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2471	id => "say",	2673	id => "say",
2472	title => "Map",	2674	title => "Map",
2473	reply => "say ",	2675	reply => "say ",
2474	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2475	};	2677	};
2476		2678
2477	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2478	id => "chat",	2680	id => "chat",
2479	title => "Chat",	2681	title => "Chat",
…		…
2534		2736
2535	=item $player_object->enter_link	2737	=item $player_object->enter_link
2536		2738
2537	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2538		2740
2539	The player should be reasonably safe there for short amounts of time. You	2741	The player should be reasonably safe there for short amounts of time (e.g.
2540	I<MUST> call C<leave_link> as soon as possible, though.	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2743	though, as the player cannot control the character while it is on the link
		2744	map.
2541		2745
2542	Will never block.	2746	Will never block.
2543		2747
2544	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2545		2749
…		…
2565	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2566	my ($self) = @_;	2770	my ($self) = @_;
2567		2771
2568	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2569		2773
		2774	++$self->{_link_recursion};
		2775
2570	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2571		2777
2572	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2573	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2574		2780
2575	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2576	}	2782	}
2577		2783
2578	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2579	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2580		2786
…		…
2597	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2598	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2599		2805
2600	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2601	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2602	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2603		2809
2604	$map->load;	2810	$map->load;
2605	$map->load_neighbours;
2606		2811
2607	return unless $self->contr->active;	2812	return unless $self->contr->active;
2608	$self->activate_recursive;
2609		2813
2610	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2611	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2612	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2613		2821
		2822	}
		2823
2614	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2615		2825
2616	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2617	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2618	that has to return the map if sucecssful, and then unfreezes the player on	2828	that has to return the map if sucecssful, and then unfreezes the player on
2619	the new (success) or old (failed) map position. In either case, $done will	2829	the new (success) or old (failed) map position. In either case, $done will
…		…
2626		2836
2627	our $GOTOGEN;	2837	our $GOTOGEN;
2628		2838
2629	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2630	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
2631		2847
2632	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2633	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2634		2850
2635	$self->enter_link;	2851	$self->enter_link;
…		…
2655	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2656	}	2872	}
2657	}	2873	}
2658		2874
2659	my $map = eval {	2875	my $map = eval {
2660	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2661		2877
2662	if ($map) {	2878	if ($map) {
2663	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2664	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2665	} else {	2881	} else {
2666	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2667	}	2883	}
2668		2884
2669	$map	2885	$map
…		…
2677	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2678	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2679	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2680	}	2896	}
2681		2897
2682	$done->() if $done;	2898	$done->($self) if $done;
2683	})->prio (1);	2899	})->prio (1);
2684	}	2900	}
2685		2901
2686	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2687		2903
…		…
2755	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2756		2972
2757	unless (eval {	2973	unless (eval {
2758	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2759		2975
2760	# random map handling
2761	{
2762	my $guard = cf::lock_acquire "exit_prepare:$exit";
2763
2764	prepare_random_map $exit
2765	if $exit->slaying eq "/!";
2766	}
2767
2768	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2769	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2770	my $y = $exit->stats->sp;	2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
2771		3002
2772	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2773		3004
2774	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2775	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
2776	if $exit->flag (cf::FLAG_DAMNED);	3007	if $exit->flag (cf::FLAG_DAMNED);
2777		3008
2778	1	3009	1
2779	}) {	3010	}) {
2780	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2781	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2782	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2783	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2784		3015
2785	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2786	$self->leave_link;	3017	$self->leave_link;
2787	}	3018	}
2788	})->prio (1);	3019	})->prio (1);
2789	}	3020	}
2790		3021
…		…
2802	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2803	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2804		3035
2805	utf8::encode $text;	3036	utf8::encode $text;
2806	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2807	}	3063	}
2808		3064
2809	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2810		3066
2811	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2815		3071
2816	=cut	3072	=cut
2817		3073
2818	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2819	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2820	"c/identify" => {	3082	"c/identify" => {
2821	id => "infobox",	3083	id => "infobox",
2822	title => "Identify",	3084	title => "Identify",
2823	reply => undef,	3085	reply => undef,
2824	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2826	"c/examine" => {	3088	"c/examine" => {
2827	id => "infobox",	3089	id => "infobox",
2828	title => "Examine",	3090	title => "Examine",
2829	reply => undef,	3091	reply => undef,
2830	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
2831	},	3099	},
2832	"c/book" => {	3100	"c/book" => {
2833	id => "infobox",	3101	id => "infobox",
2834	title => "Book",	3102	title => "Book",
2835	reply => undef,	3103	reply => undef,
…		…
2851	id => "infobox",	3119	id => "infobox",
2852	title => "Body Parts",	3120	title => "Body Parts",
2853	reply => undef,	3121	reply => undef,
2854	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2855	},	3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
		3130	"c/skills" => {
		3131	id => "infobox",
		3132	title => "Skills",
		3133	reply => undef,
		3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
2856	"c/uptime" => {	3160	"c/uptime" => {
2857	id => "infobox",	3161	id => "infobox",
2858	title => "Uptime",	3162	title => "Uptime",
2859	reply => undef,	3163	reply => undef,
2860	tooltip => "How long the server has been running since last restart",	3164	tooltip => "How long the server has been running since last restart",
…		…
2869	id => "party",	3173	id => "party",
2870	title => "Party",	3174	title => "Party",
2871	reply => "gsay ",	3175	reply => "gsay ",
2872	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2873	},	3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
2874	);	3186	);
2875		3187
2876	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2877	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2878		3190
2879	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2880		3193
2881	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2882		3195
2883	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2884	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2885	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2886		3199
2887	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2888	if $self->can_msg;
2889
2890	$channel = $channel->{id};	3201	$channel = $channel->{id};
2891		3202
2892	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2893	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2894	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2895	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2896	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2897	if $self->can_msg;
2898	}	3208	}
2899		3209
2900	$channel = $channel->{id};	3210	$channel = $channel->{id};
2901	}	3211	}
2902		3212
2903	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2904		3214
2905	if ($self->can_msg) {
2906	# default colour, mask it out	3215	# default colour, mask it out
2907	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2908	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2909		3218
2910	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2911	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2912	} else {	3222	);
2913	if ($color >= 0) {
2914	# replace some tags by gcfclient-compatible ones
2915	for ($msg) {
2916	1 while
2917	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2918	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2919	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2920	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2921	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2922	}
2923		3223
2924	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2925
2926	utf8::encode $msg;
2927
2928	if (0 && $msg =~ /\[/) {
2929	# COMMAND/INFO
2930	$self->send_packet ("drawextinfo $color 10 8 $msg")
2931	} else {
2932	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2933	$self->send_packet ("drawinfo $color $msg")
2934	}
2935	}
2936	}
2937	}	3225	}
2938		3226
2939	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2940		3228
2941	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2944		3232
2945	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2946	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2947		3235
2948	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2950	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2951	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2952	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2953	}	3241	}
2954	}	3242	}
2955		3243
2956	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2957		3245
…		…
2960	=cut	3248	=cut
2961		3249
2962	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2963	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2964		3252
2965	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2966	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2967	} elsif ($self->extcmd == 1) {
2968	#TODO: version 1, remove
2969	unshift @msg, msgtype => "reply", msgid => $id;
2970	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2971	}
2972	}	3256	}
2973		3257
2974	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2975		3259
2976	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
3031	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
3032		3316
3033	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3034		3318
3035	if (ref $msg) {	3319	if (ref $msg) {
3036	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3037	"ARRAY" eq ref $msg
3038	? @$msg
3039	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3040		3321
3041	my @reply;	3322	my @reply;
3042		3323
3043	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
3044	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
3046		3327
3047	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
3048	if $reply;	3329	if $reply;
3049		3330
3050	} else {	3331	} else {
3051	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3052	}	3333	}
3053		3334
3054	cf::override;	3335	cf::override;
3055	},	3336	},
3056	);	3337	);
…		…
3076		3357
3077	$coro	3358	$coro
3078	}	3359	}
3079		3360
3080	cf::client->attach (	3361	cf::client->attach (
3081	on_destroy => sub {	3362	on_client_destroy => sub {
3082	my ($ns) = @_;	3363	my ($ns) = @_;
3083		3364
3084	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3085	},	3366	},
3086	);	3367	);
…		…
3102	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3103		3384
3104	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3105		3386
3106	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3107	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3108	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3109	sort time	3390	sort time
3110	));	3391	));
3111		3392
3112	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3116	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3117		3398
3118	cf::object	3399	cf::object
3119	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3120	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3121		3403
3122	cf::object::player	3404	cf::object::player
3123	player	3405	player
3124		3406
3125	cf::player	3407	cf::player
…		…
3131	=cut	3413	=cut
3132		3414
3133	for (	3415	for (
3134	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3135	insert remove inv nrof name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3136	decrease split destroy change_exp)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3137	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3138	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3139	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3140	) {	3422	) {
3141	no strict 'refs';
3142	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3143	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3144	for @funs;	3425	for @funs;
3145	}	3426	}
3146		3427
…		…
3161		3442
3162	my $qcode = $code;	3443	my $qcode = $code;
3163	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3164	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3165		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3166	local $_;	3450	local $_;
3167	local @safe::cf::_safe_eval_args = values %vars;
3168		3451
3169	my $eval =	3452	my $eval =
3170	"do {\n"	3453	"do {\n"
3171	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3172	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3173	. $code	3456	. $code
3174	. "\n}"	3457	. "\n}"
3175	;	3458	;
3176		3459
		3460	if ($CFG{safe_eval}) {
3177	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3178	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3179	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3180		3469
3181	if ($@) {	3470	if ($@) {
3182	warn "$@";	3471	warn "$@",
3183	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3184	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3185	}	3474	}
3186		3475
3187	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3188	}	3477	}
3189		3478
…		…
3203	=cut	3492	=cut
3204		3493
3205	sub register_script_function {	3494	sub register_script_function {
3206	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3207		3496
3208	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3209	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3210	}	3499	}
3211		3500
3212	=back	3501	=back
3213		3502
3214	=cut	3503	=cut
…		…
3223	# for this (global event?)	3512	# for this (global event?)
3224	%ext::player_env::MUSIC_FACE_CACHE = ();	3513	%ext::player_env::MUSIC_FACE_CACHE = ();
3225		3514
3226	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3515	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3227		3516
3228	warn "loading facedata from $path\n";	3517	trace "loading facedata from $path\n";
3229		3518
3230	my $facedata;	3519	my $facedata = decode_storable load_file $path;
3231	0 < aio_load $path, $facedata
3232	or die "$path: $!";
3233
3234	$facedata = Coro::Storable::thaw $facedata;
3235		3520
3236	$facedata->{version} == 2	3521	$facedata->{version} == 2
3237	or cf::cleanup "$path: version mismatch, cannot proceed.";	3522	or cf::cleanup "$path: version mismatch, cannot proceed.";
3238		3523
3239	# patch in the exptable	3524	# patch in the exptable
		3525	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3240	$facedata->{resource}{"res/exp_table"} = {	3526	$facedata->{resource}{"res/exp_table"} = {
3241	type => FT_RSRC,	3527	type => FT_RSRC,
3242	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3528	data => $exp_table,
		3529	hash => (Digest::MD5::md5 $exp_table),
3243	};	3530	};
3244	cf::cede_to_tick;	3531	cf::cede_to_tick;
3245		3532
3246	{	3533	{
3247	my $faces = $facedata->{faceinfo};	3534	my $faces = $facedata->{faceinfo};
…		…
3249	while (my ($face, $info) = each %$faces) {	3536	while (my ($face, $info) = each %$faces) {
3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3537	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3251		3538
3252	cf::face::set_visibility $idx, $info->{visibility};	3539	cf::face::set_visibility $idx, $info->{visibility};
3253	cf::face::set_magicmap $idx, $info->{magicmap};	3540	cf::face::set_magicmap $idx, $info->{magicmap};
3254	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3541	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3255	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3542	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3543	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3256		3544
3257	cf::cede_to_tick;	3545	cf::cede_to_tick;
3258	}	3546	}
3259		3547
3260	while (my ($face, $info) = each %$faces) {	3548	while (my ($face, $info) = each %$faces) {
…		…
3265		3553
3266	if (my $smooth = cf::face::find $info->{smooth}) {	3554	if (my $smooth = cf::face::find $info->{smooth}) {
3267	cf::face::set_smooth $idx, $smooth;	3555	cf::face::set_smooth $idx, $smooth;
3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3556	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3269	} else {	3557	} else {
3270	warn "smooth face '$info->{smooth}' not found for face '$face'";	3558	error "smooth face '$info->{smooth}' not found for face '$face'";
3271	}	3559	}
3272		3560
3273	cf::cede_to_tick;	3561	cf::cede_to_tick;
3274	}	3562	}
3275	}	3563	}
…		…
3284		3572
3285	cf::anim::invalidate_all; # d'oh	3573	cf::anim::invalidate_all; # d'oh
3286	}	3574	}
3287		3575
3288	{	3576	{
3289	# TODO: for gcfclient pleasure, we should give resources
3290	# that gcfclient doesn't grok a >10000 face index.
3291	my $res = $facedata->{resource};	3577	my $res = $facedata->{resource};
3292		3578
3293	while (my ($name, $info) = each %$res) {	3579	while (my ($name, $info) = each %$res) {
3294	if (defined $info->{type}) {	3580	if (defined (my $type = $info->{type})) {
		3581	# TODO: different hash - must free and use new index, or cache ixface data queue
3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3582	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3296	my $data;
3297		3583
3298	if ($info->{type} & 1) {	3584	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3299	# prepend meta info
3300
3301	my $meta = $enc->encode ({
3302	name => $name,
3303	%{ $info->{meta} || {} },
3304	});
3305
3306	$data = pack "(w/a*)*", $meta, $info->{data};
3307	} else {
3308	$data = $info->{data};
3309	}
3310
3311	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3312	cf::face::set_type $idx, $info->{type};	3585	cf::face::set_type $idx, $type;
		3586	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3313	} else {	3587	} else {
3314	$RESOURCE{$name} = $info;	3588	# $RESOURCE{$name} = $info; # unused
3315	}	3589	}
3316		3590
3317	cf::cede_to_tick;	3591	cf::cede_to_tick;
3318	}	3592	}
3319	}	3593	}
3320		3594
3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3595	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3322		3596
3323	1	3597	1
3324	}	3598	}
3325
3326	cf::global->attach (on_resource_update => sub {
3327	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3328	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3329
3330	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3331	my $sound = $soundconf->{compat}[$_]
3332	or next;
3333
3334	my $face = cf::face::find "sound/$sound->[1]";
3335	cf::sound::set $sound->[0] => $face;
3336	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3337	}
3338
3339	while (my ($k, $v) = each %{$soundconf->{event}}) {
3340	my $face = cf::face::find "sound/$v";
3341	cf::sound::set $k => $face;
3342	}
3343	}
3344	});
3345		3599
3346	register_exticmd fx_want => sub {	3600	register_exticmd fx_want => sub {
3347	my ($ns, $want) = @_;	3601	my ($ns, $want) = @_;
3348		3602
3349	while (my ($k, $v) = each %$want) {	3603	while (my ($k, $v) = each %$want) {
…		…
3388	sub reload_treasures {	3642	sub reload_treasures {
3389	load_resource_file "$DATADIR/treasures"	3643	load_resource_file "$DATADIR/treasures"
3390	or die "unable to load treasurelists\n";	3644	or die "unable to load treasurelists\n";
3391	}	3645	}
3392		3646
		3647	sub reload_sound {
		3648	trace "loading sound config from $DATADIR/sound\n";
		3649
		3650	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3651
		3652	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3653	my $sound = $soundconf->{compat}[$_]
		3654	or next;
		3655
		3656	my $face = cf::face::find "sound/$sound->[1]";
		3657	cf::sound::set $sound->[0] => $face;
		3658	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3659	}
		3660
		3661	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3662	my $face = cf::face::find "sound/$v";
		3663	cf::sound::set $k => $face;
		3664	}
		3665	}
		3666
3393	sub reload_resources {	3667	sub reload_resources {
3394	warn "reloading resource files...\n";	3668	trace "reloading resource files...\n";
3395		3669
		3670	reload_exp_table;
		3671	reload_materials;
3396	reload_facedata;	3672	reload_facedata;
		3673	reload_sound;
3397	reload_archetypes;	3674	reload_archetypes;
3398	reload_regions;	3675	reload_regions;
3399	reload_treasures;	3676	reload_treasures;
3400		3677
3401	warn "finished reloading resource files\n";	3678	trace "finished reloading resource files\n";
3402	}
3403
3404	sub init {
3405	my $guard = freeze_mainloop;
3406
3407	evthread_start IO::AIO::poll_fileno;
3408
3409	reload_resources;
3410	}	3679	}
3411		3680
3412	sub reload_config {	3681	sub reload_config {
3413	open my $fh, "<:utf8", "$CONFDIR/config"	3682	trace "reloading config file...\n";
3414	or return;
3415		3683
3416	local $/;	3684	my $config = load_file "$CONFDIR/config";
3417	*CFG = YAML::Load <$fh>;	3685	utf8::decode $config;
		3686	*CFG = decode_yaml $config;
3418		3687
3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3688	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3420		3689
3421	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3690	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3422	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3691	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3423		3692
3424	if (exists $CFG{mlockall}) {	3693	if (exists $CFG{mlockall}) {
…		…
3428	};	3697	};
3429	warn $@ if $@;	3698	warn $@ if $@;
3430	}	3699	}
3431	}	3700	}
3432		3701
		3702	sub pidfile() {
		3703	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3704	or die "$PIDFILE: $!";
		3705	flock $fh, &Fcntl::LOCK_EX
		3706	or die "$PIDFILE: flock: $!";
		3707	$fh
		3708	}
		3709
		3710	# make sure only one server instance is running at any one time
		3711	sub atomic {
		3712	my $fh = pidfile;
		3713
		3714	my $pid = <$fh>;
		3715	kill 9, $pid if $pid > 0;
		3716
		3717	seek $fh, 0, 0;
		3718	print $fh $$;
		3719	}
		3720
		3721	sub main_loop {
		3722	trace "EV::loop starting\n";
		3723	if (1) {
		3724	EV::loop;
		3725	}
		3726	trace "EV::loop returned\n";
		3727	goto &main_loop unless $REALLY_UNLOOP;
		3728	}
		3729
3433	sub main {	3730	sub main {
		3731	cf::init_globals; # initialise logging
		3732
		3733	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3734	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3735	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3736	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3737
		3738	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3739
3434	# we must not ever block the main coroutine	3740	# we must not ever block the main coroutine
3435	local $Coro::idle = sub {	3741	local $Coro::idle = sub {
3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3742	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3437	(async {	3743	(async {
3438	$Coro::current->{desc} = "IDLE BUG HANDLER";	3744	$Coro::current->{desc} = "IDLE BUG HANDLER";
3439	EV::loop EV::LOOP_ONESHOT;	3745	EV::loop EV::LOOP_ONESHOT;
3440	})->prio (Coro::PRIO_MAX);	3746	})->prio (Coro::PRIO_MAX);
3441	};	3747	};
3442		3748
3443	{	3749	evthread_start IO::AIO::poll_fileno;
3444	my $guard = freeze_mainloop;	3750
		3751	cf::sync_job {
		3752	cf::incloader::init ();
		3753
		3754	cf::init_anim;
		3755	cf::init_attackmess;
		3756	cf::init_dynamic;
		3757
		3758	cf::load_settings;
		3759
		3760	reload_resources;
3445	reload_config;	3761	reload_config;
3446	db_init;	3762	db_init;
		3763
		3764	cf::init_uuid;
		3765	cf::init_signals;
		3766	cf::init_skills;
		3767
		3768	cf::init_beforeplay;
		3769
		3770	atomic;
		3771
3447	load_extensions;	3772	load_extensions;
3448		3773
3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3774	utime time, time, $RUNTIMEFILE;
		3775
		3776	# no (long-running) fork's whatsoever before this point(!)
		3777	use POSIX ();
		3778	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3779
		3780	cf::_post_init 0;
3450	}	3781	};
3451		3782
3452	EV::loop;	3783	cf::object::thawer::errors_are_fatal 0;
		3784	info "parse errors in files are no longer fatal from this point on.\n";
		3785
		3786	AE::postpone {
		3787	undef &main; # free gobs of memory :)
		3788	};
		3789
		3790	goto &main_loop;
3453	}	3791	}
3454		3792
3455	#############################################################################	3793	#############################################################################
3456	# initialisation and cleanup	3794	# initialisation and cleanup
3457		3795
3458	# install some emergency cleanup handlers	3796	# install some emergency cleanup handlers
3459	BEGIN {	3797	BEGIN {
3460	our %SIGWATCHER = ();	3798	our %SIGWATCHER = ();
3461	for my $signal (qw(INT HUP TERM)) {	3799	for my $signal (qw(INT HUP TERM)) {
3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3800	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3463	cf::cleanup "SIG$signal";	3801	cf::cleanup "SIG$signal";
3464	};	3802	};
3465	}	3803	}
3466	}	3804	}
3467		3805
3468	sub write_runtime_sync {	3806	sub write_runtime_sync {
3469	my $runtime = "$LOCALDIR/runtime";	3807	my $t0 = AE::time;
3470		3808
3471	# first touch the runtime file to show we are still running:	3809	# first touch the runtime file to show we are still running:
3472	# the fsync below can take a very very long time.	3810	# the fsync below can take a very very long time.
3473		3811
3474	IO::AIO::aio_utime $runtime, undef, undef;	3812	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3475		3813
3476	my $guard = cf::lock_acquire "write_runtime";	3814	my $guard = cf::lock_acquire "write_runtime";
3477		3815
3478	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3816	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3479	or return;	3817	or return;
3480		3818
3481	my $value = $cf::RUNTIME + 90 + 10;	3819	my $value = $cf::RUNTIME + 90 + 10;
3482	# 10 is the runtime save interval, for a monotonic clock	3820	# 10 is the runtime save interval, for a monotonic clock
3483	# 60 allows for the watchdog to kill the server.	3821	# 60 allows for the watchdog to kill the server.
…		…
3493	aio_utime $fh, undef, undef;	3831	aio_utime $fh, undef, undef;
3494		3832
3495	close $fh	3833	close $fh
3496	or return;	3834	or return;
3497		3835
3498	aio_rename "$runtime~", $runtime	3836	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3499	and return;	3837	and return;
3500		3838
3501	warn "runtime file written.\n";	3839	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3502		3840
3503	1	3841	1
3504	}	3842	}
3505		3843
3506	our $uuid_lock;	3844	our $uuid_lock;
…		…
3515	my $uuid = "$LOCALDIR/uuid";	3853	my $uuid = "$LOCALDIR/uuid";
3516		3854
3517	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3855	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3518	or return;	3856	or return;
3519		3857
3520	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3858	my $value = uuid_seq uuid_cur;
		3859
		3860	unless ($value) {
		3861	info "cowardly refusing to write zero uuid value!\n";
		3862	return;
		3863	}
		3864
		3865	my $value = uuid_str $value + $uuid_skip;
3521	$uuid_skip = 0;	3866	$uuid_skip = 0;
3522		3867
3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3868	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3524	and return;	3869	and return;
3525		3870
…		…
3531	or return;	3876	or return;
3532		3877
3533	aio_rename "$uuid~", $uuid	3878	aio_rename "$uuid~", $uuid
3534	and return;	3879	and return;
3535		3880
3536	warn "uuid file written ($value).\n";	3881	trace "uuid file written ($value).\n";
3537		3882
3538	1	3883	1
3539		3884
3540	}	3885	}
3541		3886
…		…
3547	}	3892	}
3548		3893
3549	sub emergency_save() {	3894	sub emergency_save() {
3550	my $freeze_guard = cf::freeze_mainloop;	3895	my $freeze_guard = cf::freeze_mainloop;
3551		3896
3552	warn "enter emergency perl save\n";	3897	info "emergency_perl_save: enter\n";
		3898
		3899	# this is a trade-off: we want to be very quick here, so
		3900	# save all maps without fsync, and later call a global sync
		3901	# (which in turn might be very very slow)
		3902	local $USE_FSYNC = 0;
3553		3903
3554	cf::sync_job {	3904	cf::sync_job {
		3905	cf::write_runtime_sync; # external watchdog should not bark
		3906
3555	# use a peculiar iteration method to avoid tripping on perl	3907	# use a peculiar iteration method to avoid tripping on perl
3556	# refcount bugs in for. also avoids problems with players	3908	# refcount bugs in for. also avoids problems with players
3557	# and maps saved/destroyed asynchronously.	3909	# and maps saved/destroyed asynchronously.
3558	warn "begin emergency player save\n";	3910	info "emergency_perl_save: begin player save\n";
3559	for my $login (keys %cf::PLAYER) {	3911	for my $login (keys %cf::PLAYER) {
3560	my $pl = $cf::PLAYER{$login} or next;	3912	my $pl = $cf::PLAYER{$login} or next;
3561	$pl->valid or next;	3913	$pl->valid or next;
3562	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3914	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3563	$pl->save;	3915	$pl->save;
3564	}	3916	}
3565	warn "end emergency player save\n";	3917	info "emergency_perl_save: end player save\n";
3566		3918
3567	warn "begin emergency map save\n";	3919	cf::write_runtime_sync; # external watchdog should not bark
		3920
		3921	info "emergency_perl_save: begin map save\n";
3568	for my $path (keys %cf::MAP) {	3922	for my $path (keys %cf::MAP) {
3569	my $map = $cf::MAP{$path} or next;	3923	my $map = $cf::MAP{$path} or next;
3570	$map->valid or next;	3924	$map->valid or next;
3571	$map->save;	3925	$map->save;
3572	}	3926	}
3573	warn "end emergency map save\n";	3927	info "emergency_perl_save: end map save\n";
3574		3928
3575	warn "begin emergency database checkpoint\n";	3929	cf::write_runtime_sync; # external watchdog should not bark
		3930
		3931	info "emergency_perl_save: begin database checkpoint\n";
3576	BDB::db_env_txn_checkpoint $DB_ENV;	3932	BDB::db_env_txn_checkpoint $DB_ENV;
3577	warn "end emergency database checkpoint\n";	3933	info "emergency_perl_save: end database checkpoint\n";
3578		3934
3579	warn "begin write uuid\n";	3935	info "emergency_perl_save: begin write uuid\n";
3580	write_uuid_sync 1;	3936	write_uuid_sync 1;
3581	warn "end write uuid\n";	3937	info "emergency_perl_save: end write uuid\n";
		3938
		3939	cf::write_runtime_sync; # external watchdog should not bark
		3940
		3941	trace "emergency_perl_save: syncing database to disk";
		3942	BDB::db_env_txn_checkpoint $DB_ENV;
		3943
		3944	info "emergency_perl_save: starting sync\n";
		3945	IO::AIO::aio_sync sub {
		3946	info "emergency_perl_save: finished sync\n";
		3947	};
		3948
		3949	cf::write_runtime_sync; # external watchdog should not bark
		3950
		3951	trace "emergency_perl_save: flushing outstanding aio requests";
		3952	while (IO::AIO::nreqs || BDB::nreqs) {
		3953	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3954	}
		3955
		3956	cf::write_runtime_sync; # external watchdog should not bark
3582	};	3957	};
3583		3958
3584	warn "leave emergency perl save\n";	3959	info "emergency_perl_save: leave\n";
3585	}	3960	}
3586		3961
3587	sub post_cleanup {	3962	sub post_cleanup {
3588	my ($make_core) = @_;	3963	my ($make_core) = @_;
3589		3964
		3965	IO::AIO::flush;
		3966
3590	warn Carp::longmess "post_cleanup backtrace"	3967	error Carp::longmess "post_cleanup backtrace"
3591	if $make_core;	3968	if $make_core;
		3969
		3970	my $fh = pidfile;
		3971	unlink $PIDFILE if <$fh> == $$;
3592	}	3972	}
3593		3973
3594	# a safer delete_package, copied from Symbol	3974	# a safer delete_package, copied from Symbol
3595	sub clear_package($) {	3975	sub clear_package($) {
3596	my $pkg = shift;	3976	my $pkg = shift;
…		…
3612	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3992	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3613	for my $name (keys %$leaf_symtab) {	3993	for my $name (keys %$leaf_symtab) {
3614	_gv_clear *{"$pkg$name"};	3994	_gv_clear *{"$pkg$name"};
3615	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3995	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3616	}	3996	}
3617	warn "cleared package #$pkg\n";#d#
3618	}	3997	}
3619
3620	our $RELOAD; # how many times to reload
3621		3998
3622	sub do_reload_perl() {	3999	sub do_reload_perl() {
3623	# can/must only be called in main	4000	# can/must only be called in main
3624	if ($Coro::current != $Coro::main) {	4001	unless (in_main) {
3625	warn "can only reload from main coroutine";	4002	error "can only reload from main coroutine";
3626	return;	4003	return;
3627	}	4004	}
3628		4005
3629	return if $RELOAD++;	4006	return if $RELOAD++;
3630		4007
		4008	my $t1 = AE::time;
		4009
3631	while ($RELOAD) {	4010	while ($RELOAD) {
3632	warn "reloading...";	4011	cf::get_slot 0.1, -1, "reload_perl";
		4012	info "perl_reload: reloading...";
3633		4013
3634	warn "entering sync_job";	4014	trace "perl_reload: entering sync_job";
3635		4015
3636	cf::sync_job {	4016	cf::sync_job {
3637	cf::write_runtime_sync; # external watchdog should not bark
3638	cf::emergency_save;	4017	#cf::emergency_save;
3639	cf::write_runtime_sync; # external watchdog should not bark
3640		4018
3641	warn "syncing database to disk";
3642	BDB::db_env_txn_checkpoint $DB_ENV;
3643
3644	# if anything goes wrong in here, we should simply crash as we already saved
3645
3646	warn "flushing outstanding aio requests";
3647	while (IO::AIO::nreqs || BDB::nreqs) {
3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3649	}
3650
3651	warn "cancelling all extension coros";	4019	trace "perl_reload: cancelling all extension coros";
3652	$_->cancel for values %EXT_CORO;	4020	$_->cancel for values %EXT_CORO;
3653	%EXT_CORO = ();	4021	%EXT_CORO = ();
3654		4022
3655	warn "removing commands";	4023	trace "perl_reload: removing commands";
3656	%COMMAND = ();	4024	%COMMAND = ();
3657		4025
3658	warn "removing ext/exti commands";	4026	trace "perl_reload: removing ext/exti commands";
3659	%EXTCMD = ();	4027	%EXTCMD = ();
3660	%EXTICMD = ();	4028	%EXTICMD = ();
3661		4029
3662	warn "unloading/nuking all extensions";	4030	trace "perl_reload: unloading/nuking all extensions";
3663	for my $pkg (@EXTS) {	4031	for my $pkg (@EXTS) {
3664	warn "... unloading $pkg";	4032	trace "... unloading $pkg";
3665		4033
3666	if (my $cb = $pkg->can ("unload")) {	4034	if (my $cb = $pkg->can ("unload")) {
3667	eval {	4035	eval {
3668	$cb->($pkg);	4036	$cb->($pkg);
3669	1	4037	1
3670	} or warn "$pkg unloaded, but with errors: $@";	4038	} or error "$pkg unloaded, but with errors: $@";
3671	}	4039	}
3672		4040
3673	warn "... clearing $pkg";	4041	trace "... clearing $pkg";
3674	clear_package $pkg;	4042	clear_package $pkg;
3675	}	4043	}
3676		4044
3677	warn "unloading all perl modules loaded from $LIBDIR";	4045	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3678	while (my ($k, $v) = each %INC) {	4046	while (my ($k, $v) = each %INC) {
3679	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4047	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3680		4048
3681	warn "... unloading $k";	4049	trace "... unloading $k";
3682	delete $INC{$k};	4050	delete $INC{$k};
3683		4051
3684	$k =~ s/\.pm$//;	4052	$k =~ s/\.pm$//;
3685	$k =~ s/\//::/g;	4053	$k =~ s/\//::/g;
3686		4054
…		…
3689	}	4057	}
3690		4058
3691	clear_package $k;	4059	clear_package $k;
3692	}	4060	}
3693		4061
3694	warn "getting rid of safe::, as good as possible";	4062	trace "perl_reload: getting rid of safe::, as good as possible";
3695	clear_package "safe::$_"	4063	clear_package "safe::$_"
3696	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4064	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3697		4065
3698	warn "unloading cf.pm \"a bit\"";	4066	trace "perl_reload: unloading cf.pm \"a bit\"";
3699	delete $INC{"cf.pm"};	4067	delete $INC{"cf.pm"};
3700	delete $INC{"cf/pod.pm"};	4068	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3701		4069
3702	# don't, removes xs symbols, too,	4070	# don't, removes xs symbols, too,
3703	# and global variables created in xs	4071	# and global variables created in xs
3704	#clear_package __PACKAGE__;	4072	#clear_package __PACKAGE__;
3705		4073
3706	warn "unload completed, starting to reload now";	4074	info "perl_reload: unload completed, starting to reload now";
3707		4075
3708	warn "reloading cf.pm";	4076	trace "perl_reload: reloading cf.pm";
3709	require cf;	4077	require cf;
3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4078	cf::_connect_to_perl_1;
3711		4079
3712	warn "loading config and database again";	4080	trace "perl_reload: loading config and database again";
3713	cf::reload_config;	4081	cf::reload_config;
3714		4082
3715	warn "loading extensions";	4083	trace "perl_reload: loading extensions";
3716	cf::load_extensions;	4084	cf::load_extensions;
3717		4085
		4086	if ($REATTACH_ON_RELOAD) {
3718	warn "reattaching attachments to objects/players";	4087	trace "perl_reload: reattaching attachments to objects/players";
3719	_global_reattach; # objects, sockets	4088	_global_reattach; # objects, sockets
3720	warn "reattaching attachments to maps";	4089	trace "perl_reload: reattaching attachments to maps";
3721	reattach $_ for values %MAP;	4090	reattach $_ for values %MAP;
3722	warn "reattaching attachments to players";	4091	trace "perl_reload: reattaching attachments to players";
3723	reattach $_ for values %PLAYER;	4092	reattach $_ for values %PLAYER;
		4093	}
3724		4094
3725	warn "leaving sync_job";	4095	cf::_post_init 1;
		4096
		4097	trace "perl_reload: leaving sync_job";
3726		4098
3727	1	4099	1
3728	} or do {	4100	} or do {
3729	warn $@;	4101	error $@;
3730	cf::cleanup "error while reloading, exiting.";	4102	cf::cleanup "perl_reload: error, exiting.";
3731	};	4103	};
3732		4104
3733	warn "reloaded";
3734	--$RELOAD;	4105	--$RELOAD;
3735	}	4106	}
		4107
		4108	$t1 = AE::time - $t1;
		4109	info "perl_reload: completed in ${t1}s\n";
3736	};	4110	};
3737		4111
3738	our $RELOAD_WATCHER; # used only during reload	4112	our $RELOAD_WATCHER; # used only during reload
3739		4113
3740	sub reload_perl() {	4114	sub reload_perl() {
3741	# doing reload synchronously and two reloads happen back-to-back,	4115	# doing reload synchronously and two reloads happen back-to-back,
3742	# coro crashes during coro_state_free->destroy here.	4116	# coro crashes during coro_state_free->destroy here.
3743		4117
		4118	$RELOAD_WATCHER ||= cf::async {
		4119	Coro::AIO::aio_wait cache_extensions;
		4120
3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4121	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3745	do_reload_perl;	4122	do_reload_perl;
3746	undef $RELOAD_WATCHER;	4123	undef $RELOAD_WATCHER;
		4124	};
3747	};	4125	};
3748	}	4126	}
3749		4127
3750	register_command "reload" => sub {	4128	register_command "reload" => sub {
3751	my ($who, $arg) = @_;	4129	my ($who, $arg) = @_;
…		…
3757	reload_perl;	4135	reload_perl;
3758	};	4136	};
3759	}	4137	}
3760	};	4138	};
3761		4139
3762	unshift @INC, $LIBDIR;	4140	#############################################################################
3763		4141
3764	my $bug_warning = 0;	4142	my $bug_warning = 0;
3765		4143
3766	our @WAIT_FOR_TICK;
3767	our @WAIT_FOR_TICK_BEGIN;
3768
3769	sub wait_for_tick {	4144	sub wait_for_tick() {
3770	return if tick_inhibit || $Coro::current == $Coro::main;	4145	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3771		4146
3772	my $signal = new Coro::Signal;	4147	$WAIT_FOR_TICK->wait;
3773	push @WAIT_FOR_TICK, $signal;
3774	$signal->wait;
3775	}	4148	}
3776		4149
3777	sub wait_for_tick_begin {	4150	sub wait_for_tick_begin() {
3778	return if tick_inhibit || $Coro::current == $Coro::main;	4151	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3779		4152
3780	my $signal = new Coro::Signal;	4153	my $signal = new Coro::Signal;
3781	push @WAIT_FOR_TICK_BEGIN, $signal;	4154	push @WAIT_FOR_TICK_BEGIN, $signal;
3782	$signal->wait;	4155	$signal->wait;
3783	}	4156	}
…		…
3787	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4160	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3788	unless ++$bug_warning > 10;	4161	unless ++$bug_warning > 10;
3789	return;	4162	return;
3790	}	4163	}
3791		4164
3792	cf::server_tick; # one server iteration	4165	cf::one_tick; # one server iteration
		4166
		4167	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3793		4168
3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4169	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4170	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3796	Coro::async_pool {	4171	Coro::async_pool {
3797	$Coro::current->{desc} = "runtime saver";	4172	$Coro::current->{desc} = "runtime saver";
3798	write_runtime_sync	4173	write_runtime_sync
3799	or warn "ERROR: unable to write runtime file: $!";	4174	or error "ERROR: unable to write runtime file: $!";
3800	};	4175	};
3801	}	4176	}
3802		4177
3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4178	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3804	$sig->send;	4179	$sig->send;
3805	}	4180	}
3806	while (my $sig = shift @WAIT_FOR_TICK) {	4181	$WAIT_FOR_TICK->broadcast;
3807	$sig->send;
3808	}
3809		4182
3810	$LOAD = ($NOW - $TICK_START) / $TICK;	4183	$LOAD = ($NOW - $TICK_START) / $TICK;
3811	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4184	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3812		4185
3813	if (0) {	4186	if (0) {
3814	if ($NEXT_TICK) {	4187	if ($NEXT_TICK) {
3815	my $jitter = $TICK_START - $NEXT_TICK;	4188	my $jitter = $TICK_START - $NEXT_TICK;
3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4189	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3817	warn "jitter $JITTER\n";#d#	4190	debug "jitter $JITTER\n";#d#
3818	}	4191	}
3819	}	4192	}
3820	}	4193	}
3821		4194
3822	{	4195	{
3823	# configure BDB	4196	# configure BDB
3824		4197
3825	BDB::min_parallel 8;	4198	BDB::min_parallel 16;
3826	BDB::max_poll_reqs $TICK * 0.1;	4199	BDB::max_poll_reqs $TICK * 0.1;
3827	$AnyEvent::BDB::WATCHER->priority (1);	4200	#$AnyEvent::BDB::WATCHER->priority (1);
3828		4201
3829	unless ($DB_ENV) {	4202	unless ($DB_ENV) {
3830	$DB_ENV = BDB::db_env_create;	4203	$DB_ENV = BDB::db_env_create;
3831	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4204	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3832	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4205	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3867	IO::AIO::min_parallel 8;	4240	IO::AIO::min_parallel 8;
3868	IO::AIO::max_poll_time $TICK * 0.1;	4241	IO::AIO::max_poll_time $TICK * 0.1;
3869	undef $AnyEvent::AIO::WATCHER;	4242	undef $AnyEvent::AIO::WATCHER;
3870	}	4243	}
3871		4244
3872	my $_log_backtrace;	4245	our $_log_backtrace;
		4246	our $_log_backtrace_last;
3873		4247
3874	sub _log_backtrace {	4248	sub _log_backtrace {
3875	my ($msg, @addr) = @_;	4249	my ($msg, @addr) = @_;
3876		4250
3877	$msg =~ s/\n//;	4251	$msg =~ s/\n$//;
3878		4252
		4253	if ($_log_backtrace_last eq $msg) {
		4254	LOG llevInfo, "[ABT] $msg\n";
		4255	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3879	# limit the # of concurrent backtraces	4256	# limit the # of concurrent backtraces
3880	if ($_log_backtrace < 2) {	4257	} elsif ($_log_backtrace < 2) {
		4258	$_log_backtrace_last = $msg;
3881	++$_log_backtrace;	4259	++$_log_backtrace;
		4260	my $perl_bt = Carp::longmess $msg;
3882	async {	4261	async {
3883	$Coro::current->{desc} = "abt $msg";	4262	$Coro::current->{desc} = "abt $msg";
3884		4263
3885	my @bt = fork_call {	4264	my @bt = fork_call {
3886	@addr = map { sprintf "%x", $_ } @addr;	4265	@addr = map { sprintf "%x", $_ } @addr;
…		…
3897	}	4276	}
3898		4277
3899	@funcs	4278	@funcs
3900	};	4279	};
3901		4280
3902	LOG llevInfo, "[ABT] $msg\n";	4281	LOG llevInfo, "[ABT] $perl_bt\n";
		4282	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3903	LOG llevInfo, "[ABT] $_\n" for @bt;	4283	LOG llevInfo, "[ABT] $_\n" for @bt;
3904	--$_log_backtrace;	4284	--$_log_backtrace;
3905	};	4285	};
3906	} else {	4286	} else {
3907	LOG llevInfo, "[ABT] $msg\n";	4287	LOG llevInfo, "[ABT] $msg\n";
3908	LOG llevInfo, "[ABT] [suppressed]\n";	4288	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3909	}	4289	}
3910	}	4290	}
3911		4291
3912	# load additional modules	4292	# load additional modules
3913	use cf::pod;	4293	require "cf/$_.pm" for @EXTRA_MODULES;
		4294	cf::_connect_to_perl_2;
3914		4295
3915	END { cf::emergency_save }	4296	END { cf::emergency_save }
3916		4297
3917	1	4298	1
3918		4299

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