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Revision 1.441 by root, Sat Aug 30 05:19:03 2008 UTC vs.
Revision 1.587 by root, Wed Oct 31 19:09:47 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 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
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
36		40
37	use Coro ();	41	use Coro ();
38	use Coro::State;	42	use Coro::State;
39	use Coro::Handle;	43	use Coro::Handle;
40	use Coro::EV;	44	use Coro::EV;
41	use Coro::AnyEvent;	45	use Coro::AnyEvent;
42	use Coro::Timer;	46	use Coro::Timer;
43	use Coro::Signal;	47	use Coro::Signal;
44	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	50	use Coro::AnyEvent;
46	use Coro::AIO;	51	use Coro::AIO;
47	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
48	use Coro::Storable;	53	use Coro::Storable;
49	use Coro::Util ();	54	use Coro::Util ();
50		55
		56	use Guard ();
51	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
52	use BDB ();	58	use BDB ();
53	use Data::Dumper;	59	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	60	use Fcntl;
56	use YAML ();	61	use YAML::XS ();
57	use IO::AIO ();	62	use IO::AIO ();
58	use Time::HiRes;	63	use Time::HiRes;
59	use Compress::LZF;	64	use Compress::LZF;
60	use Digest::MD5 ();	65	use Digest::MD5 ();
61		66
…		…
63		68
64	# configure various modules to our taste	69	# configure various modules to our taste
65	#	70	#
66	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69		79
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		82
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
73		86
74	our %COMMAND = ();	87	our %COMMAND = ();
75	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
76		89
77	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	91	our %EXTCMD = ();
79	our %EXTICMD = ();	92	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
82		95
83	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
85		100
86	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
87	our $DATADIR = datadir;	103	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
91	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
97	our %RESOURCE;	114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
98		124
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	127	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		129
104	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	133	our $DB_ENV;
108		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
109	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
110		139
111	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
113	our $NOW;	143	our $NOW;
114		144
115	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
116	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
117	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	154	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
126		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
		164
127	binmode STDOUT;	165	binmode STDOUT;
128	binmode STDERR;	166	binmode STDERR;
129		167
130	# read virtual server time, if available	168	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
135	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
136		176
137	mkdir $_	177	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		179
140	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
141		181
142	sub cf::map::normalise;	182	sub cf::map::normalise;
143		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
144	#############################################################################	188	#############################################################################
145		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
146	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
147		202
148	=over 4	203	=over 4
149		204
150	=item $cf::UPTIME	205	=item $cf::UPTIME
151		206
152	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
153		223
154	=item $cf::RUNTIME	224	=item $cf::RUNTIME
155		225
156	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
157	every server tick.	227	every server tick.
…		…
163	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
164	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
165	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
166	database environment.	236	database environment.
167		237
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	238	=item $cf::LOADAVG
177		239
178	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
179	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
180	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
189	from wherever your confdir points to.	251	from wherever your confdir points to.
190		252
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		254
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
194	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
197	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
198		277
199	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201	that call.	280	that call.
202		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
203	=back	288	=back
204		289
205	=cut	290	=cut
206		291
207	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
208	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
209	my $msg = join "", @_;	299	my $msg = join "", @_;
210		300
211	$msg .= "\n"	301	$msg .= "\n"
212	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
213		303
214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215		305
216	LOG llevError, $msg;	306	LOG llevWarn, $msg;
217	};	307	};
218	}
219		308
220	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
222		311
223	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	316	return;#d#
226	}#d#	317	}#d#
227		318
228	# kill coroutine otherwise	319	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	320	Coro::terminate
231	};	321	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		322
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	340	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	342	}
255		343
256	$EV::DIED = sub {	344	$EV::DIED = sub {
257	warn "error in event callback: @_";	345	warn "error in event callback: $@";
258	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
259		352
260	#############################################################################	353	#############################################################################
261		354
262	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
263		356
…		…
284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
285	$d	378	$d
286	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
287	}	380	}
288		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
289	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
290		435
291	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
292		437
293	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		445
301	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
303		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
		510
304	=item cf::lock_wait $string	511	=item cf::lock_wait $string
305		512
306	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
307		514
308	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
309		516
310	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
313	returned.	520	returned.
314		521
315	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	523	deadlocked coro.
…		…
322		529
323	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
324		531
325	=cut	532	=cut
326		533
327	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		535
330	sub lock_wait($) {	536	sub lock_wait($) {
331	my ($key) = @_;	537	$LOCKS->wait ($_[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} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	538	}
344		539
345	sub lock_acquire($) {	540	sub lock_acquire($) {
346	my ($key) = @_;	541	$LOCKS->guard ($_[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	}	542	}
360		543
361	sub lock_active($) {	544	sub lock_active($) {
362	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	546	}
366		547
367	sub freeze_mainloop {	548	sub freeze_mainloop {
368	tick_inhibit_inc;	549	tick_inhibit_inc;
369		550
370	Coro::guard \&tick_inhibit_dec;	551	&Guard::guard (\&tick_inhibit_dec);
371	}	552	}
372		553
373	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
374		555
375	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	557	get spread over time.
377		558
378	=cut	559	=cut
379		560
380	sub periodic($$) {	561	sub periodic($$) {
381	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
386	}	567	}
387		568
388	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
389		570
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
393		578
394	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
396		581
397	Useful for short background jobs.	582	Useful for short background jobs.
398		583
399	=cut	584	=cut
400		585
401	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
403		589
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
407		593
408	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
409		596
410	while () {	597	while () {
411	next_job:	598	next_job:
		599
412	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	601
414	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	606	$job->[2]->send;
418	Coro::cede;	607	Coro::cede;
419	goto next_job;	608	goto next_job;
420	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	611	}
422	}	612	}
423		613
424	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
427	$signal->wait;
428	} else {	617	} else {
		618	$busy = 0;
429	Coro::schedule;	619	Coro::schedule;
430	}	620	}
431	}	621	}
432	};	622	};
433		623
434	sub get_slot($;$$) {	624	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	625	return if tick_inhibit || $Coro::current == $Coro::main;
436		626
437	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
438		628
439	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
440	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
441		632
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
470	=cut	661	=cut
471		662
472	sub sync_job(&) {	663	sub sync_job(&) {
473	my ($job) = @_;	664	my ($job) = @_;
474		665
475	if ($Coro::current == $Coro::main) {	666	if (in_main) {
476	my $time = EV::time;	667	my $time = AE::time;
477		668
478	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
480		671
481	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
482		673
483	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
484		675
485	my $busy = 1;	676	my $busy = 1;
486	my @res;	677	my @res;
487		678
488	(async {	679	(async {
489	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	681	@res = eval { $job->() };
491	warn $@ if $@;	682	error $@ if $@;
492	undef $busy;	683	undef $busy;
493	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
494		685
495	while ($busy) {	686	while ($busy) {
496	if (Coro::nready) {	687	if (Coro::nready) {
…		…
498	} else {	689	} else {
499	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
500	}	691	}
501	}	692	}
502		693
503	my $time = EV::time - $time;	694	my $time = AE::time - $time;
504		695
505	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
506		697
507	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
508	} else {	699	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
531		722
532	$coro	723	$coro
533	}	724	}
534		725
535	=item fork_call { }, $args	726	=item fork_call { }, @args
536		727
537	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
541		732
542	=cut	733	=cut
543		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
544	sub fork_call(&@) {	739	sub fork_call(&@) {
545	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
546		741
547	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
550		745
551	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
552	reset_signals;	747	cf::post_fork;
553	&$cb	748	&$cb
554	}, @args;	749	} @args;
555		750
556	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
557	}	763	}
558		764
559	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
560		766
561	=cut	767	=cut
…		…
598	within each server.	804	within each server.
599		805
600	=cut	806	=cut
601		807
602	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
603	my ($name) = @_;	812	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
605		814
606	eval {	815	eval {
607	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
617	}	826	}
618		827
619	our $DB;	828	our $DB;
620		829
621	sub db_init {	830	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	831	$DB ||= db_table "db";
624	};
625	}	832	}
626		833
627	sub db_get($$) {	834	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
629		836
630	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
631	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
632		841
633	$! ? ()	842	$! ? ()
634	: $data	843	: $data
635	}
636	}	844	}
637		845
638	sub db_put($$$) {	846	sub db_put($$$) {
639	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		876
669	my @data;	877	my @data;
670	my $md5;	878	my $md5;
671		879
672	for (0 .. $#$src) {	880	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	882	}
676		883
677	# if processing is expensive, check	884	# if processing is expensive, check
678	# checksum first	885	# checksum first
679	if (1) {	886	if (1) {
…		…
696		903
697	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	905	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
700		907
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		909
703	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
706		913
…		…
716		923
717	=cut	924	=cut
718		925
719	sub datalog($@) {	926	sub datalog($@) {
720	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	929	}
723		930
724	=back	931	=back
725		932
726	=cut	933	=cut
727		934
728	#############################################################################	935	#############################################################################
729		936
730	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
731		938
732	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
733	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
735		942
736	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
737	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
788		995
789	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
791		998
792	Some classes such as crossfire maps and objects can specify attachments	999	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.	1000	that are attached at load/instantiate time, thus the need for a name.
794		1001
795	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
796		1003
797	=over 4	1004	=over 4
…		…
921		1128
922	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1131
925	} elsif (ref $type) {	1132	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
927		1134
928	} else {	1135	} else {
929	shift @arg;	1136	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
931	}	1138	}
932	}	1139	}
933	}	1140	}
934		1141
935	sub _object_attach {	1142	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
946	}	1153	}
947		1154
948	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
949	} else {	1156	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1158	}
952		1159
953	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
954	}	1161	}
955		1162
…		…
1014		1221
1015	for (@$callbacks) {	1222	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1017		1224
1018	if ($@) {	1225	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1227	override;
1022	}	1228	}
1023		1229
1024	return 1 if $override;	1230	return 1 if $override;
1025	}	1231	}
…		…
1104	for (@$attach) {	1310	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1107	}	1313	}
1108	} else {	1314	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1316	}
1111	}	1317	}
1112	}	1318	}
1113		1319
1114	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1142		1348
1143	sync_job {	1349	sync_job {
1144	if (length $$rdata) {	1350	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1148		1355
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1357	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1361	aio_fsync $fh;
		1362	}
1153	aio_close $fh;	1363	aio_close $fh;
1154		1364
1155	if (@$objs) {	1365	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1367	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1372	aio_fsync $fh;
		1373	}
1161	aio_close $fh;	1374	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1376	}
1164	} else {	1377	} else {
1165	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1166	}	1379	}
1167		1380
1168	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1385	} else {
1170	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1171	}	1387	}
1172	} else {	1388	} else {
1173	aio_unlink $filename;	1389	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1175	}	1391	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1416	$av = $st->{objs};
1201	}	1417	}
1202		1418
1203	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1206		1423
1207	($data, $av)	1424	($data, $av)
1208	}	1425	}
1209		1426
1210	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1267		1484
1268	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1269	}	1486	}
1270		1487
		1488	use File::Glob ();
		1489
1271	cf::player->attach (	1490	cf::player->attach (
1272	on_command => sub {	1491	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1274		1493
1275	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1276	or return;	1495	or return;
1277		1496
…		…
1285	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1286		1505
1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1288		1507
1289	if (ref $msg) {	1508	if (ref $msg) {
1290	my ($type, $reply, @payload) =	1509	my ($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		1510
1295	my @reply;	1511	my @reply;
1296		1512
1297	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1298	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1300		1516
1301	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1518	if $reply;
1303		1519
1304	} else {	1520	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1522	}
1307		1523
1308	cf::override;	1524	cf::override;
1309	},	1525	},
1310	);	1526	);
1311		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1312	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1313	cf::sync_job {	1557	cf::sync_job {
1314	my %todo;	1558	my %todo;
1315		1559
1316	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1561	next unless -r $path;
…		…
1335		1579
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1582
1339	$ext{source} =	1583	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1342	. $source	1586	. $source
1343	. "\n};\n1";	1587	. "\n};\n1";
1344		1588
1345	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1346	}	1590	}
1347		1591
		1592	my $pass = 0;
1348	my %done;	1593	my %done;
1349	while (%todo) {	1594	while (%todo) {
1350	my $progress;	1595	my $progress;
1351		1596
		1597	++$pass;
		1598
		1599	ext:
1352	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1602	next ext
1355	unless exists $done{$_};	1603	unless exists $done{$_};
1356	}	1604	}
1357		1605
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1607
1360	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1621
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1623	if exists $v->{meta}{mandatory};
1368		1624
1369	warn $msg;	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1626	delete $todo{$k};
		1627	} else {
		1628	$done{$k} = delete $todo{$k};
		1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1370	}	1634	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1635	}
1376		1636
1377	skip:	1637	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1380	}	1647	}
1381	};	1648	};
1382	}	1649	}
1383		1650
1384	#############################################################################	1651	#############################################################################
1385		1652
1386	=back	1653	=back
1387		1654
1388	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1389		1656
1390	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1391		1658
1392	=cut	1659	=cut
1393		1660
1394	package cf::player;	1661	package cf::player;
1395		1662
…		…
1438		1705
1439	sub exists($) {	1706	sub exists($) {
1440	my ($login) = @_;	1707	my ($login) = @_;
1441		1708
1442	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1444	}	1711	}
1445		1712
1446	sub find($) {	1713	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1715	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1469	}	1736	}
1470	}	1737	}
1471	}	1738	}
1472		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1473	sub save($) {	1753	sub save($) {
1474	my ($pl) = @_;	1754	my ($pl) = @_;
1475		1755
1476	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1477		1757
…		…
1482		1762
1483	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1485		1765
1486	cf::get_slot 0.01;	1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487		1770
1488	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1772	cf::cede_to_tick;
1490	}	1773	}
1491		1774
…		…
1523	my ($pl) = @_;	1806	my ($pl) = @_;
1524		1807
1525	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1526		1809
1527	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1812
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1814	$pl->deactivate;
		1815
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1535	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1536		1821
1537	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1593	\@logins	1878	\@logins
1594	}	1879	}
1595		1880
1596	=item $player->maps	1881	=item $player->maps
1597		1882
		1883	=item cf::player::maps $login
		1884
1598	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1599	player. May block.	1886	player. May block.
1600		1887
1601	=cut	1888	=cut
1602		1889
…		…
1619	}	1906	}
1620		1907
1621	\@paths	1908	\@paths
1622	}	1909	}
1623		1910
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1912
1626	Expand crossfire pod fragments into protocol xml.	1913	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		1914
1717	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1718		1916
1719	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1720		1918
…		…
1752		1950
1753	=cut	1951	=cut
1754		1952
1755	sub find_by_path($) {	1953	sub find_by_path($) {
1756	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1757		1957
1758	my ($match, $specificity);	1958	my ($match, $specificity);
1759		1959
1760	for my $region (list) {	1960	for my $region (list) {
1761	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1790	sub generate_random_map {	1990	sub generate_random_map {
1791	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1792		1992
1793	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1794		1994
1795	# mit "rum" bekleckern, nicht
1796	$self->_create_random_map (	1995	$self->_create_random_map ($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}), $rmp->{custom}
1808	)
1809	}	1996	}
1810		1997
1811	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1812		1999
1813	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1818		2005
1819	sub register {	2006	sub register {
1820	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1821	my $pkg = caller;	2008	my $pkg = caller;
1822		2009
1823	no strict;
1824	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1825		2011
1826	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1827	}	2013	}
1828		2014
1829	# also paths starting with '/'	2015	# also paths starting with '/'
1830	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1831		2017
1832	sub thawer_merge {	2018	sub thawer_merge {
1833	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1834		2020
1835	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1840	}	2026	}
1841		2027
1842	sub normalise {	2028	sub normalise {
1843	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1844		2030
1845	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1846		2032
1847	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1848		2034
1849	# map plan:	2035	# map plan:
1850	#	2036	#
…		…
1865	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1866	$path = "$base/$path";	2052	$path = "$base/$path";
1867	}	2053	}
1868		2054
1869	for ($path) {	2055	for ($path) {
1870	redo if s{//}{/};
1871	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1872	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1873	}	2058	}
1874		2059
1875	$path	2060	$path
…		…
1889	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1890	return $self;	2075	return $self;
1891	}	2076	}
1892	}	2077	}
1893		2078
1894	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1895	()	2080	()
1896	}	2081	}
1897		2082
		2083	# may re-bless or do other evil things
1898	sub init {	2084	sub init {
1899	my ($self) = @_;	2085	my ($self) = @_;
1900		2086
1901	$self	2087	$self
1902	}	2088	}
…		…
1933		2119
1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1935	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1936	}	2122	}
1937		2123
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 $_->outdoor, values %cf::MAP;
1945	}
1946
1947	sub decay_objects {	2124	sub decay_objects {
1948	my ($self) = @_;	2125	my ($self) = @_;
1949		2126
1950	return if $self->{deny_reset};	2127	return if $self->{deny_reset};
1951		2128
…		…
1976	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1977		2154
1978	1	2155	1
1979	}	2156	}
1980		2157
		2158	# used to laod the header of an original map
1981	sub load_header_orig {	2159	sub load_header_orig {
1982	my ($self) = @_;	2160	my ($self) = @_;
1983		2161
1984	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1985	}	2163	}
1986		2164
		2165	# used to laod the header of an instantiated map
1987	sub load_header_temp {	2166	sub load_header_temp {
1988	my ($self) = @_;	2167	my ($self) = @_;
1989		2168
1990	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1991	}	2170	}
1992		2171
		2172	# called after loading the header from an instantiated map
1993	sub prepare_temp {	2173	sub prepare_temp {
1994	my ($self) = @_;	2174	my ($self) = @_;
1995		2175
1996	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1997	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1998	# safety	2178	# safety
1999	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
2000	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
2001	}	2181	}
2002		2182
		2183	# called after loading the header from an original map
2003	sub prepare_orig {	2184	sub prepare_orig {
2004	my ($self) = @_;	2185	my ($self) = @_;
2005		2186
2006	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
2007	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2031		2212
2032	sub find;	2213	sub find;
2033	sub find {	2214	sub find {
2034	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
2035		2216
		2217	cf::cede_to_tick;
		2218
2036	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
2037		2220
2038	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2039	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
2040		2223
2041	$cf::MAP{$path} || do {	2224	$cf::MAP{$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	2225	my $map = new_from_path cf::map $path
2046	or return;	2226	or return;
2047		2227
2048	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
2049		2229
…		…
2061		2241
2062	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
2063	}	2243	}
2064	}	2244	}
2065		2245
2066	sub pre_load { }	2246	sub pre_load { }
2067	sub post_load { }	2247	#sub post_load { } # XS
2068		2248
2069	sub load {	2249	sub load {
2070	my ($self) = @_;	2250	my ($self) = @_;
2071		2251
2072	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2075		2255
2076	{	2256	{
2077	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2078		2258
2079	return unless $self->valid;	2259	return unless $self->valid;
2080	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2081
2082	$self->in_memory (cf::MAP_LOADING);
2083		2261
2084	$self->alloc;	2262	$self->alloc;
2085		2263
2086	$self->pre_load;	2264	$self->pre_load;
2087	cf::cede_to_tick;	2265	cf::cede_to_tick;
2088		2266
		2267	if (exists $self->{load_path}) {
2089	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2090	$f->skip_block;	2269	$f->skip_block;
2091	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2092	or return;	2271	or return;
2093		2272
2094	$self->post_load_original	2273	$self->post_load_original
2095	if delete $self->{load_original};	2274	if delete $self->{load_original};
2096		2275
2097	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2098	utf8::encode $uniq;	2277	utf8::encode $uniq;
2099	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2100	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2101	$self->clear_unique_items;	2280	$self->clear_unique_items;
2102	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2103	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2104	}	2284	}
2105	}	2285	}
2106	}
2107		2286
2108	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
2109		2294
2110	cf::cede_to_tick;	2295	cf::cede_to_tick;
2111	# now do the right thing for maps	2296	# now do the right thing for maps
2112	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2113	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2117	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2118	$self->decay_objects;	2303	$self->decay_objects;
2119	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2120	$self->update_buttons;	2305	$self->update_buttons;
2121	cf::cede_to_tick;	2306	cf::cede_to_tick;
2122	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2123	cf::cede_to_tick;
2124	$self->activate;
2125	}	2308	}
2126		2309
2127	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2128	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2129
2130	$self->in_memory (cf::MAP_ACTIVE);
2131	}	2312	}
2132		2313
2133	$self->post_load;	2314	$self->post_load;
2134	}
2135		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2136	sub customise_for {	2322	sub customise_for {
2137	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2138		2324
2139	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2140	if $self->per_player;	2326	if $self->per_player;
…		…
2143	# if $self->per_party;	2329	# if $self->per_party;
2144		2330
2145	$self	2331	$self
2146	}	2332	}
2147		2333
2148	# find and load all maps in the 3x3 area around a map
2149	sub load_neighbours {
2150	my ($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	$neigh->load;
2171	}
2172	}
2173
2174	sub find_sync {	2334	sub find_sync {
2175	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2176		2336
2177	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2178	}	2342	}
2179		2343
2180	sub do_load_sync {	2344	sub do_load_sync {
2181	my ($map) = @_;	2345	my ($map) = @_;
2182		2346
		2347	# it's a bug to call this from the main context
2183	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2184	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2185		2350
2186	cf::sync_job { $map->load };	2351	$map->load;
2187	}	2352	}
2188		2353
2189	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2190	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2191		2356
2192	sub find_async {	2357	sub find_async {
2193	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2194		2359
2195	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2196		2361
2197	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2198	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2363	return $map if !$load || $map->linkable;
2199	}	2364	}
2200		2365
2201	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2202		2367
2203	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2217	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2218		2383
2219	()	2384	()
2220	}	2385	}
2221		2386
		2387	# common code, used by both ->save and ->swapout
2222	sub save {	2388	sub _save {
2223	my ($self) = @_;	2389	my ($self) = @_;
2224
2225	my $lock = cf::lock_acquire "map_data:$self->{path}";
2226		2390
2227	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2228		2392
2229	return unless $self->dirty;	2393	return unless $self->dirty;
2230		2394
…		…
2250	} else {	2414	} else {
2251	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2252	}	2416	}
2253	}	2417	}
2254		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2255	sub swap_out {	2427	sub swap_out {
2256	my ($self) = @_;	2428	my ($self) = @_;
2257		2429
2258	# save first because save cedes
2259	$self->save;
2260
2261	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2262		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2263	return if $self->players;	2434	return if $self->players;
2264	return if $self->in_memory != cf::MAP_ACTIVE;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2265	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2266		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2267	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2268		2486
2269	$self->deactivate;	2487	$self->deactivate;
2270	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2271	$self->clear;	2489	$self->clear;
2272	}
2273
2274	sub reset_at {
2275	my ($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		2490
2317	$self->unlink_save;	2491	$self->unlink_save;
2318	$self->destroy;	2492	$self->destroy;
2319	}	2493	}
2320		2494
…		…
2328		2502
2329	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2330		2504
2331	$self->unlink_save;	2505	$self->unlink_save;
2332		2506
2333	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2334	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2335	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2336	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2337	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2338		2512
…		…
2395	: normalise $_	2569	: normalise $_
2396	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2397	]	2571	]
2398	}	2572	}
2399		2573
		2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
		2605
2400	=back	2606	=back
2401		2607
2402	=head3 cf::object	2608	=head3 cf::object
2403		2609
2404	=cut	2610	=cut
…		…
2469		2675
2470	our $SAY_CHANNEL = {	2676	our $SAY_CHANNEL = {
2471	id => "say",	2677	id => "say",
2472	title => "Map",	2678	title => "Map",
2473	reply => "say ",	2679	reply => "say ",
2474	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2475	};	2681	};
2476		2682
2477	our $CHAT_CHANNEL = {	2683	our $CHAT_CHANNEL = {
2478	id => "chat",	2684	id => "chat",
2479	title => "Chat",	2685	title => "Chat",
…		…
2534		2740
2535	=item $player_object->enter_link	2741	=item $player_object->enter_link
2536		2742
2537	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2538		2744
2539	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2540	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2541		2749
2542	Will never block.	2750	Will never block.
2543		2751
2544	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2545		2753
…		…
2565	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2566	my ($self) = @_;	2774	my ($self) = @_;
2567		2775
2568	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2569		2777
		2778	++$self->{_link_recursion};
		2779
2570	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2571		2781
2572	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2573	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2574		2784
2575	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2576	}	2786	}
2577		2787
2578	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2579	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2580		2790
…		…
2597	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2598	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2599		2809
2600	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2601	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2602	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2603		2813
2604	$map->load;	2814	$map->load;
2605	$map->load_neighbours;
2606		2815
2607	return unless $self->contr->active;	2816	return unless $self->contr->active;
2608	$self->activate_recursive;
2609		2817
2610	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2611	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2612	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2613		2825
		2826	}
		2827
2614	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2615		2829
2616	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2617	her, loading and preparing them map, calling the provided $check callback	2831	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	2832	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	2833	the new (success) or old (failed) map position. In either case, $done will
…		…
2626		2840
2627	our $GOTOGEN;	2841	our $GOTOGEN;
2628		2842
2629	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2630	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2631		2851
2632	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2633	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2634		2854
2635	$self->enter_link;	2855	$self->enter_link;
…		…
2655	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2656	}	2876	}
2657	}	2877	}
2658		2878
2659	my $map = eval {	2879	my $map = eval {
2660	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2661		2881
2662	if ($map) {	2882	if ($map) {
2663	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2664	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2665	} else {	2885	} else {
2666	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2667	}	2887	}
2668		2888
2669	$map	2889	$map
…		…
2677	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2678	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2679	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2680	}	2900	}
2681		2901
2682	$done->() if $done;	2902	$done->($self) if $done;
2683	})->prio (1);	2903	})->prio (1);
2684	}	2904	}
2685		2905
2686	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2687		2907
…		…
2755	$Coro::current->{desc} = "enter_exit";	2975	$Coro::current->{desc} = "enter_exit";
2756		2976
2757	unless (eval {	2977	unless (eval {
2758	$self->deactivate_recursive; # just to be sure	2978	$self->deactivate_recursive; # just to be sure
2759		2979
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;	2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
2769	my $x = $exit->stats->hp;	2981	my $x = $exit->stats->hp;
2770	my $y = $exit->stats->sp;	2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
2771		3006
2772	$self->goto ($map, $x, $y);	3007	$self->goto ($map, $x, $y);
2773		3008
2774	# if exit is damned, update players death & WoR home-position	3009	# if exit is damned, update players death & WoR home-position
2775	$self->contr->savebed ($map, $x, $y)	3010	$self->contr->savebed ($map, $x, $y)
2776	if $exit->flag (cf::FLAG_DAMNED);	3011	if $exit->flag (cf::FLAG_DAMNED);
2777		3012
2778	1	3013	1
2779	}) {	3014	}) {
2780	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2781	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2782	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2783	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2784		3019
2785	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2786	$self->leave_link;	3021	$self->leave_link;
2787	}	3022	}
2788	})->prio (1);	3023	})->prio (1);
2789	}	3024	}
2790		3025
…		…
2802	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2803	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2804		3039
2805	utf8::encode $text;	3040	utf8::encode $text;
2806	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2807	}	3067	}
2808		3068
2809	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2810		3070
2811	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2815		3075
2816	=cut	3076	=cut
2817		3077
2818	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2819	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2820	"c/identify" => {	3086	"c/identify" => {
2821	id => "infobox",	3087	id => "infobox",
2822	title => "Identify",	3088	title => "Identify",
2823	reply => undef,	3089	reply => undef,
2824	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2826	"c/examine" => {	3092	"c/examine" => {
2827	id => "infobox",	3093	id => "infobox",
2828	title => "Examine",	3094	title => "Examine",
2829	reply => undef,	3095	reply => undef,
2830	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
2831	},	3103	},
2832	"c/book" => {	3104	"c/book" => {
2833	id => "infobox",	3105	id => "infobox",
2834	title => "Book",	3106	title => "Book",
2835	reply => undef,	3107	reply => undef,
…		…
2851	id => "infobox",	3123	id => "infobox",
2852	title => "Body Parts",	3124	title => "Body Parts",
2853	reply => undef,	3125	reply => undef,
2854	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2855	},	3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
2856	"c/uptime" => {	3164	"c/uptime" => {
2857	id => "infobox",	3165	id => "infobox",
2858	title => "Uptime",	3166	title => "Uptime",
2859	reply => undef,	3167	reply => undef,
2860	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2869	id => "party",	3177	id => "party",
2870	title => "Party",	3178	title => "Party",
2871	reply => "gsay ",	3179	reply => "gsay ",
2872	tooltip => "Messages and chat related to your party",	3180	tooltip => "Messages and chat related to your party",
2873	},	3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2874	);	3190	);
2875		3191
2876	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2877	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2878		3194
2879	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2880		3197
2881	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2882		3199
2883	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2884	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2885	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2886		3203
2887	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2888	if $self->can_msg;
2889
2890	$channel = $channel->{id};	3205	$channel = $channel->{id};
2891		3206
2892	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2893	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2894	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2895	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2896	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2897	if $self->can_msg;
2898	}	3212	}
2899		3213
2900	$channel = $channel->{id};	3214	$channel = $channel->{id};
2901	}	3215	}
2902		3216
2903	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2904		3218
2905	if ($self->can_msg) {
2906	# default colour, mask it out	3219	# default colour, mask it out
2907	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2908	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2909		3222
2910	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2911	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2912	} else {	3226	);
2913	if ($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		3227
2924	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($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	}	3229	}
2938		3230
2939	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2940		3232
2941	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2944		3236
2945	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2946	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2947		3239
2948	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2949	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2950	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2951	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2952	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2953	}	3245	}
2954	}	3246	}
2955		3247
2956	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2957		3249
…		…
2960	=cut	3252	=cut
2961		3253
2962	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2963	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2964		3256
2965	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2966	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$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	}	3260	}
2973		3261
2974	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2975		3263
2976	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
3031	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
3032		3320
3033	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3034		3322
3035	if (ref $msg) {	3323	if (ref $msg) {
3036	my ($type, $reply, @payload) =	3324	my ($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		3325
3041	my @reply;	3326	my @reply;
3042		3327
3043	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
3044	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
3046		3331
3047	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
3048	if $reply;	3333	if $reply;
3049		3334
3050	} else {	3335	} else {
3051	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3052	}	3337	}
3053		3338
3054	cf::override;	3339	cf::override;
3055	},	3340	},
3056	);	3341	);
…		…
3076		3361
3077	$coro	3362	$coro
3078	}	3363	}
3079		3364
3080	cf::client->attach (	3365	cf::client->attach (
3081	on_destroy => sub {	3366	on_client_destroy => sub {
3082	my ($ns) = @_;	3367	my ($ns) = @_;
3083		3368
3084	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3085	},	3370	},
3086	);	3371	);
…		…
3102	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
3103		3388
3104	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
3105		3390
3106	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
3107	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
3108	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
3109	sort time	3394	sort time
3110	));	3395	));
3111		3396
3112	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
3116	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
3117		3402
3118	cf::object	3403	cf::object
3119	contr pay_amount pay_player map x y force_find force_add destroy	3404	contr pay_amount pay_player map x y force_find force_add destroy
3120	insert remove name archname title slaying race decrease split	3405	insert remove name archname title slaying race decrease split
		3406	value
3121		3407
3122	cf::object::player	3408	cf::object::player
3123	player	3409	player
3124		3410
3125	cf::player	3411	cf::player
…		…
3131	=cut	3417	=cut
3132		3418
3133	for (	3419	for (
3134	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3135	insert remove inv nrof name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
3136	decrease split destroy change_exp)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3137	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3138	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
3139	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3140	) {	3426	) {
3141	no strict 'refs';
3142	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3143	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3144	for @funs;	3429	for @funs;
3145	}	3430	}
3146		3431
…		…
3161		3446
3162	my $qcode = $code;	3447	my $qcode = $code;
3163	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3164	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
3165		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
3166	local $_;	3454	local $_;
3167	local @safe::cf::_safe_eval_args = values %vars;
3168		3455
3169	my $eval =	3456	my $eval =
3170	"do {\n"	3457	"do {\n"
3171	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3172	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
3173	. $code	3460	. $code
3174	. "\n}"	3461	. "\n}"
3175	;	3462	;
3176		3463
		3464	if ($CFG{safe_eval}) {
3177	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
3178	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3179	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
3180		3473
3181	if ($@) {	3474	if ($@) {
3182	warn "$@";	3475	warn "$@",
3183	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
3184	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
3185	}	3478	}
3186		3479
3187	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
3188	}	3481	}
3189		3482
…		…
3203	=cut	3496	=cut
3204		3497
3205	sub register_script_function {	3498	sub register_script_function {
3206	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
3207		3500
3208	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
3209	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
3210	}	3503	}
3211		3504
3212	=back	3505	=back
3213		3506
3214	=cut	3507	=cut
3215		3508
3216	#############################################################################	3509	#############################################################################
3217	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
3218		3513
3219	sub load_facedata($) {	3514	sub load_facedata($) {
3220	my ($path) = @_;	3515	my ($path) = @_;
3221		3516
3222	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
3223	# for this (global event?)	3518	# for this (global event?)
3224	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
3225		3520
3226	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3227		3522
3228	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
3229		3524
3230	my $facedata;	3525	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		3526
3236	$facedata->{version} == 2	3527	$facedata->{version} == 2
3237	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
3238		3529
3239	# patch in the exptable	3530	# patch in the exptable
		3531	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3240	$facedata->{resource}{"res/exp_table"} = {	3532	$facedata->{resource}{"res/exp_table"} = {
3241	type => FT_RSRC,	3533	type => FT_RSRC,
3242	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3534	data => $exp_table,
		3535	hash => (Digest::MD5::md5 $exp_table),
3243	};	3536	};
3244	cf::cede_to_tick;	3537	cf::cede_to_tick;
3245		3538
3246	{	3539	{
3247	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
3248		3541
3249	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3251		3545
3252	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
3253	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
3254	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3255	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3549	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3550	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3551	$FACEHASH{$info->{hash64}} = $idx;#d#
3256		3552
3257	cf::cede_to_tick;	3553	cf::cede_to_tick;
3258	}	3554	}
3259		3555
3260	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
…		…
3265		3561
3266	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
3267	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3269	} else {	3565	} else {
3270	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
3271	}	3567	}
3272		3568
3273	cf::cede_to_tick;	3569	cf::cede_to_tick;
3274	}	3570	}
3275	}	3571	}
…		…
3284		3580
3285	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
3286	}	3582	}
3287		3583
3288	{	3584	{
3289	# TODO: for gcfclient pleasure, we should give resources
3290	# that gcfclient doesn't grok a >10000 face index.
3291	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
3292		3586
3293	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
3294	if (defined $info->{type}) {	3588	if (defined (my $type = $info->{type})) {
		3589	# 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;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3296	my $data;
3297		3591
3298	if ($info->{type} & 1) {	3592	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};	3593	cf::face::set_type $idx, $type;
		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3595	$FACEHASH{$info->{hash}} = $idx;#d#
3313	} else {	3596	} else {
3314	$RESOURCE{$name} = $info;	3597	# $RESOURCE{$name} = $info; # unused
3315	}	3598	}
3316		3599
3317	cf::cede_to_tick;	3600	cf::cede_to_tick;
3318	}	3601	}
3319	}	3602	}
3320		3603
3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3322		3605
3323	1	3606	1
3324	}	3607	}
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 => $face;
3342	}
3343	}
3344	});
3345		3608
3346	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
3347	my ($ns, $want) = @_;	3610	my ($ns, $want) = @_;
3348		3611
3349	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
…		…
3388	sub reload_treasures {	3651	sub reload_treasures {
3389	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
3390	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
3391	}	3654	}
3392		3655
		3656	sub reload_sound {
		3657	trace "loading sound config from $DATADIR/sound\n";
		3658
		3659	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3660
		3661	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3662	my $sound = $soundconf->{compat}[$_]
		3663	or next;
		3664
		3665	my $face = cf::face::find "sound/$sound->[1]";
		3666	cf::sound::set $sound->[0] => $face;
		3667	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3668	}
		3669
		3670	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3671	my $face = cf::face::find "sound/$v";
		3672	cf::sound::set $k => $face;
		3673	}
		3674	}
		3675
3393	sub reload_resources {	3676	sub reload_resources {
3394	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
3395		3678
		3679	reload_exp_table;
		3680	reload_materials;
3396	reload_facedata;	3681	reload_facedata;
		3682	reload_sound;
3397	reload_archetypes;	3683	reload_archetypes;
3398	reload_regions;	3684	reload_regions;
3399	reload_treasures;	3685	reload_treasures;
3400		3686
3401	warn "finished reloading resource files\n";	3687	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	}	3688	}
3411		3689
3412	sub reload_config {	3690	sub reload_config {
3413	open my $fh, "<:utf8", "$CONFDIR/config"	3691	trace "reloading config file...\n";
3414	or return;
3415		3692
3416	local $/;	3693	my $config = load_file "$CONFDIR/config";
3417	*CFG = YAML::Load <$fh>;	3694	utf8::decode $config;
		3695	*CFG = decode_yaml $config;
3418		3696
3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3420		3698
3421	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3699	$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};	3700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3423		3701
3424	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
3428	};	3706	};
3429	warn $@ if $@;	3707	warn $@ if $@;
3430	}	3708	}
3431	}	3709	}
3432		3710
		3711	sub pidfile() {
		3712	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3713	or die "$PIDFILE: $!";
		3714	flock $fh, &Fcntl::LOCK_EX
		3715	or die "$PIDFILE: flock: $!";
		3716	$fh
		3717	}
		3718
		3719	# make sure only one server instance is running at any one time
		3720	sub atomic {
		3721	my $fh = pidfile;
		3722
		3723	my $pid = <$fh>;
		3724	kill 9, $pid if $pid > 0;
		3725
		3726	seek $fh, 0, 0;
		3727	print $fh $$;
		3728	}
		3729
		3730	sub main_loop {
		3731	trace "EV::loop starting\n";
		3732	if (1) {
		3733	EV::loop;
		3734	}
		3735	trace "EV::loop returned\n";
		3736	goto &main_loop unless $REALLY_UNLOOP;
		3737	}
		3738
3433	sub main {	3739	sub main {
		3740	cf::init_globals; # initialise logging
		3741
		3742	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3743	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3744	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3745	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3746
		3747	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3748
3434	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
3435	local $Coro::idle = sub {	3750	$Coro::idle = sub {
3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3751	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3437	(async {	3752	(async {
3438	$Coro::current->{desc} = "IDLE BUG HANDLER";	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
3439	EV::loop EV::LOOP_ONESHOT;	3754	EV::loop EV::LOOP_ONESHOT;
3440	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3441	};	3756	};
3442		3757
3443	{	3758	evthread_start IO::AIO::poll_fileno;
3444	my $guard = freeze_mainloop;	3759
		3760	cf::sync_job {
		3761	cf::incloader::init ();
		3762
		3763	cf::init_anim;
		3764	cf::init_attackmess;
		3765	cf::init_dynamic;
		3766
		3767	cf::load_settings;
		3768
		3769	reload_resources;
3445	reload_config;	3770	reload_config;
3446	db_init;	3771	db_init;
		3772
		3773	cf::init_uuid;
		3774	cf::init_signals;
		3775	cf::init_skills;
		3776
		3777	cf::init_beforeplay;
		3778
		3779	atomic;
		3780
3447	load_extensions;	3781	load_extensions;
3448		3782
3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3783	utime time, time, $RUNTIMEFILE;
		3784
		3785	# no (long-running) fork's whatsoever before this point(!)
		3786	use POSIX ();
		3787	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3788
		3789	cf::_post_init 0;
3450	}	3790	};
3451		3791
3452	EV::loop;	3792	cf::object::thawer::errors_are_fatal 0;
		3793	info "parse errors in files are no longer fatal from this point on.\n";
		3794
		3795	AE::postpone {
		3796	undef &main; # free gobs of memory :)
		3797	};
		3798
		3799	goto &main_loop;
3453	}	3800	}
3454		3801
3455	#############################################################################	3802	#############################################################################
3456	# initialisation and cleanup	3803	# initialisation and cleanup
3457		3804
3458	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
3459	BEGIN {	3806	BEGIN {
3460	our %SIGWATCHER = ();	3807	our %SIGWATCHER = ();
3461	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3463	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
3464	};	3811	};
3465	}	3812	}
3466	}	3813	}
3467		3814
3468	sub write_runtime_sync {	3815	sub write_runtime_sync {
3469	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
3470		3817
3471	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
3472	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
3473		3820
3474	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3475		3822
3476	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
3477		3824
3478	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3479	or return;	3826	or return;
3480		3827
3481	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
3482	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
3483	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
3493	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
3494		3841
3495	close $fh	3842	close $fh
3496	or return;	3843	or return;
3497		3844
3498	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3499	and return;	3846	and return;
3500		3847
3501	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3502		3849
3503	1	3850	1
3504	}	3851	}
3505		3852
3506	our $uuid_lock;	3853	our $uuid_lock;
…		…
3515	my $uuid = "$LOCALDIR/uuid";	3862	my $uuid = "$LOCALDIR/uuid";
3516		3863
3517	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3864	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3518	or return;	3865	or return;
3519		3866
3520	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3867	my $value = uuid_seq uuid_cur;
		3868
		3869	unless ($value) {
		3870	info "cowardly refusing to write zero uuid value!\n";
		3871	return;
		3872	}
		3873
		3874	my $value = uuid_str $value + $uuid_skip;
3521	$uuid_skip = 0;	3875	$uuid_skip = 0;
3522		3876
3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3877	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3524	and return;	3878	and return;
3525		3879
…		…
3531	or return;	3885	or return;
3532		3886
3533	aio_rename "$uuid~", $uuid	3887	aio_rename "$uuid~", $uuid
3534	and return;	3888	and return;
3535		3889
3536	warn "uuid file written ($value).\n";	3890	trace "uuid file written ($value).\n";
3537		3891
3538	1	3892	1
3539		3893
3540	}	3894	}
3541		3895
…		…
3547	}	3901	}
3548		3902
3549	sub emergency_save() {	3903	sub emergency_save() {
3550	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3551		3905
3552	warn "enter emergency perl save\n";	3906	info "emergency_perl_save: enter\n";
		3907
		3908	# this is a trade-off: we want to be very quick here, so
		3909	# save all maps without fsync, and later call a global sync
		3910	# (which in turn might be very very slow)
		3911	local $USE_FSYNC = 0;
3553		3912
3554	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
3555	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3556	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3557	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3558	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
3559	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3560	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3561	$pl->valid or next;	3922	$pl->valid or next;
3562	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3563	$pl->save;	3924	$pl->save;
3564	}	3925	}
3565	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
3566		3927
3567	warn "begin emergency map save\n";	3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	info "emergency_perl_save: begin map save\n";
3568	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3569	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3570	$map->valid or next;	3933	$map->valid or next;
3571	$map->save;	3934	$map->save;
3572	}	3935	}
3573	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
3574		3937
3575	warn "begin emergency database checkpoint\n";	3938	cf::write_runtime_sync; # external watchdog should not bark
		3939
		3940	info "emergency_perl_save: begin database checkpoint\n";
3576	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3577	warn "end emergency database checkpoint\n";	3942	info "emergency_perl_save: end database checkpoint\n";
3578		3943
3579	warn "begin write uuid\n";	3944	info "emergency_perl_save: begin write uuid\n";
3580	write_uuid_sync 1;	3945	write_uuid_sync 1;
3581	warn "end write uuid\n";	3946	info "emergency_perl_save: end write uuid\n";
		3947
		3948	cf::write_runtime_sync; # external watchdog should not bark
		3949
		3950	trace "emergency_perl_save: syncing database to disk";
		3951	BDB::db_env_txn_checkpoint $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
3582	};	3966	};
3583		3967
3584	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
3585	}	3969	}
3586		3970
3587	sub post_cleanup {	3971	sub post_cleanup {
3588	my ($make_core) = @_;	3972	my ($make_core) = @_;
3589		3973
		3974	IO::AIO::flush;
		3975
3590	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3591	if $make_core;	3977	if $make_core;
		3978
		3979	my $fh = pidfile;
		3980	unlink $PIDFILE if <$fh> == $$;
3592	}	3981	}
3593		3982
3594	# a safer delete_package, copied from Symbol	3983	# a safer delete_package, copied from Symbol
3595	sub clear_package($) {	3984	sub clear_package($) {
3596	my $pkg = shift;	3985	my $pkg = shift;
…		…
3612	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4001	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3613	for my $name (keys %$leaf_symtab) {	4002	for my $name (keys %$leaf_symtab) {
3614	_gv_clear *{"$pkg$name"};	4003	_gv_clear *{"$pkg$name"};
3615	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4004	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3616	}	4005	}
3617	warn "cleared package #$pkg\n";#d#
3618	}	4006	}
3619
3620	our $RELOAD; # how many times to reload
3621		4007
3622	sub do_reload_perl() {	4008	sub do_reload_perl() {
3623	# can/must only be called in main	4009	# can/must only be called in main
3624	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3625	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3626	return;	4012	return;
3627	}	4013	}
3628		4014
3629	return if $RELOAD++;	4015	return if $RELOAD++;
3630		4016
		4017	my $t1 = AE::time;
		4018
3631	while ($RELOAD) {	4019	while ($RELOAD) {
3632	warn "reloading...";	4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
3633		4022
3634	warn "entering sync_job";	4023	trace "perl_reload: entering sync_job";
3635		4024
3636	cf::sync_job {	4025	cf::sync_job {
3637	cf::write_runtime_sync; # external watchdog should not bark
3638	cf::emergency_save;	4026	#cf::emergency_save;
3639	cf::write_runtime_sync; # external watchdog should not bark
3640		4027
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";	4028	trace "perl_reload: cancelling all extension coros";
3652	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3653	%EXT_CORO = ();	4030	%EXT_CORO = ();
3654		4031
3655	warn "removing commands";	4032	trace "perl_reload: removing commands";
3656	%COMMAND = ();	4033	%COMMAND = ();
3657		4034
3658	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3659	%EXTCMD = ();	4036	%EXTCMD = ();
3660	%EXTICMD = ();	4037	%EXTICMD = ();
3661		4038
3662	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3663	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3664	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3665		4042
3666	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3667	eval {	4044	eval {
3668	$cb->($pkg);	4045	$cb->($pkg);
3669	1	4046	1
3670	} or warn "$pkg unloaded, but with errors: $@";	4047	} or error "$pkg unloaded, but with errors: $@";
3671	}	4048	}
3672		4049
3673	warn "... clearing $pkg";	4050	trace "... clearing $pkg";
3674	clear_package $pkg;	4051	clear_package $pkg;
3675	}	4052	}
3676		4053
3677	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3678	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3679	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3680		4057
3681	warn "... unloading $k";	4058	trace "... unloading $k";
3682	delete $INC{$k};	4059	delete $INC{$k};
3683		4060
3684	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3685	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3686		4063
…		…
3689	}	4066	}
3690		4067
3691	clear_package $k;	4068	clear_package $k;
3692	}	4069	}
3693		4070
3694	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3695	clear_package "safe::$_"	4072	clear_package "safe::$_"
3696	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4073	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3697		4074
3698	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3699	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3700	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3701		4078
3702	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3703	# and global variables created in xs	4080	# and global variables created in xs
3704	#clear_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3705		4082
3706	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3707		4084
3708	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3709	require cf;	4086	require cf;
3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3711		4088
3712	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3713	cf::reload_config;	4090	cf::reload_config;
3714		4091
3715	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3716	cf::load_extensions;	4093	cf::load_extensions;
3717		4094
		4095	if ($REATTACH_ON_RELOAD) {
3718	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3719	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3720	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3721	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3722	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3723	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3724		4103
3725	warn "leaving sync_job";	4104	cf::_post_init 1;
		4105
		4106	trace "perl_reload: leaving sync_job";
3726		4107
3727	1	4108	1
3728	} or do {	4109	} or do {
3729	warn $@;	4110	error $@;
3730	cf::cleanup "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
3731	};	4112	};
3732		4113
3733	warn "reloaded";
3734	--$RELOAD;	4114	--$RELOAD;
3735	}	4115	}
		4116
		4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3736	};	4119	};
3737		4120
3738	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3739		4122
3740	sub reload_perl() {	4123	sub reload_perl() {
3741	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3742	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3743		4126
		4127	$RELOAD_WATCHER ||= cf::async {
		4128	Coro::AIO::aio_wait cache_extensions;
		4129
3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3745	do_reload_perl;	4131	do_reload_perl;
3746	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
		4133	};
3747	};	4134	};
3748	}	4135	}
3749		4136
3750	register_command "reload" => sub {	4137	register_command "reload" => sub {
3751	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
…		…
3757	reload_perl;	4144	reload_perl;
3758	};	4145	};
3759	}	4146	}
3760	};	4147	};
3761		4148
3762	unshift @INC, $LIBDIR;	4149	#############################################################################
3763		4150
3764	my $bug_warning = 0;	4151	my $bug_warning = 0;
3765		4152
3766	our @WAIT_FOR_TICK;
3767	our @WAIT_FOR_TICK_BEGIN;
3768
3769	sub wait_for_tick {	4153	sub wait_for_tick() {
3770	return if tick_inhibit || $Coro::current == $Coro::main;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3771		4155
3772	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3773	push @WAIT_FOR_TICK, $signal;
3774	$signal->wait;
3775	}	4157	}
3776		4158
3777	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3778	return if tick_inhibit || $Coro::current == $Coro::main;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3779		4161
3780	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3781	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3782	$signal->wait;	4164	$signal->wait;
3783	}	4165	}
…		…
3787	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3788	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3789	return;	4171	return;
3790	}	4172	}
3791		4173
3792	cf::server_tick; # one server iteration	4174	cf::one_tick; # one server iteration
		4175
		4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3793		4177
3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3796	Coro::async_pool {	4180	Coro::async_pool {
3797	$Coro::current->{desc} = "runtime saver";	4181	$Coro::current->{desc} = "runtime saver";
3798	write_runtime_sync	4182	write_runtime_sync
3799	or warn "ERROR: unable to write runtime file: $!";	4183	or error "ERROR: unable to write runtime file: $!";
3800	};	4184	};
3801	}	4185	}
3802		4186
3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3804	$sig->send;	4188	$sig->send;
3805	}	4189	}
3806	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3807	$sig->send;
3808	}
3809		4191
3810	$LOAD = ($NOW - $TICK_START) / $TICK;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3811	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3812		4194
3813	if (0) {	4195	if (0) {
3814	if ($NEXT_TICK) {	4196	if ($NEXT_TICK) {
3815	my $jitter = $TICK_START - $NEXT_TICK;	4197	my $jitter = $TICK_START - $NEXT_TICK;
3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3817	warn "jitter $JITTER\n";#d#	4199	debug "jitter $JITTER\n";#d#
3818	}	4200	}
3819	}	4201	}
3820	}	4202	}
3821		4203
3822	{	4204	{
3823	# configure BDB	4205	# configure BDB
3824		4206
3825	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3826	BDB::max_poll_reqs $TICK * 0.1;	4208	BDB::max_poll_reqs $TICK * 0.1;
3827	$AnyEvent::BDB::WATCHER->priority (1);	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3828		4210
3829	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3830	$DB_ENV = BDB::db_env_create;	4212	$DB_ENV = BDB::db_env_create;
3831	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4213	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3832	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4214	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3867	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3868	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3869	undef $AnyEvent::AIO::WATCHER;	4251	undef $AnyEvent::AIO::WATCHER;
3870	}	4252	}
3871		4253
3872	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3873		4256
3874	sub _log_backtrace {	4257	sub _log_backtrace {
3875	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3876		4259
3877	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3878		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3879	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3880	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3881	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3882	async {	4270	async {
3883	$Coro::current->{desc} = "abt $msg";	4271	$Coro::current->{desc} = "abt $msg";
3884		4272
3885	my @bt = fork_call {	4273	my @bt = fork_call {
3886	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
…		…
3897	}	4285	}
3898		4286
3899	@funcs	4287	@funcs
3900	};	4288	};
3901		4289
3902	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3903	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3904	--$_log_backtrace;	4293	--$_log_backtrace;
3905	};	4294	};
3906	} else {	4295	} else {
3907	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3908	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3909	}	4298	}
3910	}	4299	}
3911		4300
3912	# load additional modules	4301	# load additional modules
3913	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3914		4304
3915	END { cf::emergency_save }	4305	END { cf::emergency_save }
3916		4306
3917	1	4307	1
3918		4308

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