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Revision 1.444 by root, Mon Sep 8 11:27:25 2008 UTC vs.
Revision 1.586 by root, Wed Oct 31 15:02:02 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		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
97	our %RESOURCE;	110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
98		120
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	123	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		125
104	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	129	our $DB_ENV;
108		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
109	our %CFG;	133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
110		135
111	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
113	our $NOW;	139	our $NOW;
114		140
115	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
116	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
117	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
…		…
122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	150	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
126		152
		153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
		160
127	binmode STDOUT;	161	binmode STDOUT;
128	binmode STDERR;	162	binmode STDERR;
129		163
130	# read virtual server time, if available	164	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
135	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
136		172
137	mkdir $_	173	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		175
140	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
141		177
142	sub cf::map::normalise;	178	sub cf::map::normalise;
143		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
144	#############################################################################	184	#############################################################################
145		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
146	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
147		198
148	=over 4	199	=over 4
149		200
150	=item $cf::UPTIME	201	=item $cf::UPTIME
151		202
152	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
153		219
154	=item $cf::RUNTIME	220	=item $cf::RUNTIME
155		221
156	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
157	every server tick.	223	every server tick.
…		…
163	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
164	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
165	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
166	database environment.	232	database environment.
167		233
168	=item $cf::NOW
169
170	The time of the last (current) server tick.
171
172	=item $cf::TICK
173
174	The interval between server ticks, in seconds.
175
176	=item $cf::LOADAVG	234	=item $cf::LOADAVG
177		235
178	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
179	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
180	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
189	from wherever your confdir points to.	247	from wherever your confdir points to.
190		248
191	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
192		250
193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
194	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
196		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
197	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
198		273
199	This array contains the results of the last C<invoke ()> call. When	274	This array contains the results of the last C<invoke ()> call. When
200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
201	that call.	276	that call.
202		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
203	=back	284	=back
204		285
205	=cut	286	=cut
206		287
207	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
208	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
209	my $msg = join "", @_;	295	my $msg = join "", @_;
210		296
211	$msg .= "\n"	297	$msg .= "\n"
212	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
213		299
214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
215		301
216	LOG llevError, $msg;	302	LOG llevWarn, $msg;
217	};	303	};
218	}
219		304
220	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
222		307
223	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	312	return;#d#
226	}#d#	313	}#d#
227		314
228	# kill coroutine otherwise	315	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	316	Coro::terminate
231	};	317	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		318
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
252	)) {	336	)) {
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	338	}
255		339
256	$EV::DIED = sub {	340	$EV::DIED = sub {
257	warn "error in event callback: @_";	341	warn "error in event callback: $@";
258	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
259		348
260	#############################################################################	349	#############################################################################
261		350
262	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
263		352
…		…
284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
285	$d	374	$d
286	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
287	}	376	}
288		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
289	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
290		431
291	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
292		433
293	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		441
301	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
303		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
		506
304	=item cf::lock_wait $string	507	=item cf::lock_wait $string
305		508
306	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
307		510
308	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
309		512
310	Wait until the given lock is available and then acquires it and returns	513	Wait until the given lock is available and then acquires it and returns
311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	514	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
313	returned.	516	returned.
314		517
315	Locks are *not* recursive, locking from the same coro twice results in a	518	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	519	deadlocked coro.
…		…
322		525
323	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
324		527
325	=cut	528	=cut
326		529
327	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		531
330	sub lock_wait($) {	532	sub lock_wait($) {
331	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	534	}
344		535
345	sub lock_acquire($) {	536	sub lock_acquire($) {
346	my ($key) = @_;	537	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	538	}
360		539
361	sub lock_active($) {	540	sub lock_active($) {
362	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	542	}
366		543
367	sub freeze_mainloop {	544	sub freeze_mainloop {
368	tick_inhibit_inc;	545	tick_inhibit_inc;
369		546
370	Coro::guard \&tick_inhibit_dec;	547	&Guard::guard (\&tick_inhibit_dec);
371	}	548	}
372		549
373	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
374		551
375	Like EV::periodic, but randomly selects a starting point so that the actions	552	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	553	get spread over time.
377		554
378	=cut	555	=cut
379		556
380	sub periodic($$) {	557	sub periodic($$) {
381	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
386	}	563	}
387		564
388	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
389		566
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
393		574
394	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
396		577
397	Useful for short background jobs.	578	Useful for short background jobs.
398		579
399	=cut	580	=cut
400		581
401	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
403		585
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
407		589
408	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
409		592
410	while () {	593	while () {
411	next_job:	594	next_job:
		595
412	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	597
414	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	602	$job->[2]->send;
418	Coro::cede;	603	Coro::cede;
419	goto next_job;	604	goto next_job;
420	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	607	}
422	}	608	}
423		609
424	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
427	$signal->wait;
428	} else {	613	} else {
		614	$busy = 0;
429	Coro::schedule;	615	Coro::schedule;
430	}	616	}
431	}	617	}
432	};	618	};
433		619
434	sub get_slot($;$$) {	620	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
436		622
437	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
438		624
439	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
440	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
441		628
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
470	=cut	657	=cut
471		658
472	sub sync_job(&) {	659	sub sync_job(&) {
473	my ($job) = @_;	660	my ($job) = @_;
474		661
475	if ($Coro::current == $Coro::main) {	662	if (in_main) {
476	my $time = EV::time;	663	my $time = AE::time;
477		664
478	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
480		667
481	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
482		669
483	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
484		671
485	my $busy = 1;	672	my $busy = 1;
486	my @res;	673	my @res;
487		674
488	(async {	675	(async {
489	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	677	@res = eval { $job->() };
491	warn $@ if $@;	678	error $@ if $@;
492	undef $busy;	679	undef $busy;
493	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
494		681
495	while ($busy) {	682	while ($busy) {
496	if (Coro::nready) {	683	if (Coro::nready) {
…		…
498	} else {	685	} else {
499	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
500	}	687	}
501	}	688	}
502		689
503	my $time = EV::time - $time;	690	my $time = AE::time - $time;
504		691
505	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
506		693
507	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
508	} else {	695	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
531		718
532	$coro	719	$coro
533	}	720	}
534		721
535	=item fork_call { }, $args	722	=item fork_call { }, @args
536		723
537	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
541		728
542	=cut	729	=cut
543		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
544	sub fork_call(&@) {	735	sub fork_call(&@) {
545	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
546		737
547	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
550		741
551	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
552	reset_signals;	743	cf::post_fork;
553	&$cb	744	&$cb
554	}, @args;	745	} @args;
555		746
556	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
557	}	759	}
558		760
559	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
560		762
561	=cut	763	=cut
…		…
598	within each server.	800	within each server.
599		801
600	=cut	802	=cut
601		803
602	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
603	my ($name) = @_;	808	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
605		810
606	eval {	811	eval {
607	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
617	}	822	}
618		823
619	our $DB;	824	our $DB;
620		825
621	sub db_init {	826	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	827	$DB ||= db_table "db";
624	};
625	}	828	}
626		829
627	sub db_get($$) {	830	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
629		832
630	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
631	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
632		837
633	$! ? ()	838	$! ? ()
634	: $data	839	: $data
635	}
636	}	840	}
637		841
638	sub db_put($$$) {	842	sub db_put($$$) {
639	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		872
669	my @data;	873	my @data;
670	my $md5;	874	my $md5;
671		875
672	for (0 .. $#$src) {	876	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	878	}
676		879
677	# if processing is expensive, check	880	# if processing is expensive, check
678	# checksum first	881	# checksum first
679	if (1) {	882	if (1) {
…		…
696		899
697	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	901	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
700		903
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		905
703	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
706		909
…		…
716		919
717	=cut	920	=cut
718		921
719	sub datalog($@) {	922	sub datalog($@) {
720	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	925	}
723		926
724	=back	927	=back
725		928
726	=cut	929	=cut
727		930
728	#############################################################################	931	#############################################################################
729		932
730	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
731		934
732	Many objects in crossfire are so-called attachable objects. That means you can	935	Many objects in deliantra are so-called attachable objects. That means you can
733	attach callbacks/event handlers (a collection of which is called an "attachment")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
735		938
736	In the following description, CLASS can be any of C<global>, C<object>	939	In the following description, CLASS can be any of C<global>, C<object>
737	C<player>, C<client> or C<map> (i.e. the attachable objects in	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
788		991
789	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
791		994
792	Some classes such as crossfire maps and objects can specify attachments	995	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	996	that are attached at load/instantiate time, thus the need for a name.
794		997
795	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
796		999
797	=over 4	1000	=over 4
…		…
921		1124
922	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1127
925	} elsif (ref $type) {	1128	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
927		1130
928	} else {	1131	} else {
929	shift @arg;	1132	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
931	}	1134	}
932	}	1135	}
933	}	1136	}
934		1137
935	sub _object_attach {	1138	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
946	}	1149	}
947		1150
948	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
949	} else {	1152	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1154	}
952		1155
953	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
954	}	1157	}
955		1158
…		…
1014		1217
1015	for (@$callbacks) {	1218	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1017		1220
1018	if ($@) {	1221	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1223	override;
1022	}	1224	}
1023		1225
1024	return 1 if $override;	1226	return 1 if $override;
1025	}	1227	}
…		…
1104	for (@$attach) {	1306	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1107	}	1309	}
1108	} else {	1310	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1312	}
1111	}	1313	}
1112	}	1314	}
1113		1315
1114	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1142		1344
1143	sync_job {	1345	sync_job {
1144	if (length $$rdata) {	1346	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1148		1351
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1357	aio_fsync $fh;
		1358	}
1153	aio_close $fh;	1359	aio_close $fh;
1154		1360
1155	if (@$objs) {	1361	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1368	aio_fsync $fh;
		1369	}
1161	aio_close $fh;	1370	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1372	}
1164	} else {	1373	} else {
1165	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1166	}	1375	}
1167		1376
1168	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1381	} else {
1170	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1171	}	1383	}
1172	} else {	1384	} else {
1173	aio_unlink $filename;	1385	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1175	}	1387	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1412	$av = $st->{objs};
1201	}	1413	}
1202		1414
1203	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1206		1419
1207	($data, $av)	1420	($data, $av)
1208	}	1421	}
1209		1422
1210	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1267		1480
1268	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1269	}	1482	}
1270		1483
		1484	use File::Glob ();
		1485
1271	cf::player->attach (	1486	cf::player->attach (
1272	on_command => sub {	1487	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1274		1489
1275	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1276	or return;	1491	or return;
1277		1492
…		…
1285	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1286		1501
1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1288		1503
1289	if (ref $msg) {	1504	if (ref $msg) {
1290	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1291	"ARRAY" eq ref $msg
1292	? @$msg
1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1294		1506
1295	my @reply;	1507	my @reply;
1296		1508
1297	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1298	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1300		1512
1301	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1514	if $reply;
1303		1515
1304	} else {	1516	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1518	}
1307		1519
1308	cf::override;	1520	cf::override;
1309	},	1521	},
1310	);	1522	);
1311		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1312	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1313	cf::sync_job {	1553	cf::sync_job {
1314	my %todo;	1554	my %todo;
1315		1555
1316	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1557	next unless -r $path;
…		…
1335		1575
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1578
1339	$ext{source} =	1579	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1342	. $source	1582	. $source
1343	. "\n};\n1";	1583	. "\n};\n1";
1344		1584
1345	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1346	}	1586	}
1347		1587
		1588	my $pass = 0;
1348	my %done;	1589	my %done;
1349	while (%todo) {	1590	while (%todo) {
1350	my $progress;	1591	my $progress;
1351		1592
		1593	++$pass;
		1594
		1595	ext:
1352	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1598	next ext
1355	unless exists $done{$_};	1599	unless exists $done{$_};
1356	}	1600	}
1357		1601
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1603
1360	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1617
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1619	if exists $v->{meta}{mandatory};
1368		1620
1369	warn $msg;	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1622	delete $todo{$k};
		1623	} else {
		1624	$done{$k} = delete $todo{$k};
		1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1370	}	1630	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1631	}
1376		1632
1377	skip:	1633	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1380	}	1643	}
1381	};	1644	};
1382	}	1645	}
1383		1646
1384	#############################################################################	1647	#############################################################################
1385		1648
1386	=back	1649	=back
1387		1650
1388	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1389		1652
1390	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1391		1654
1392	=cut	1655	=cut
1393		1656
1394	package cf::player;	1657	package cf::player;
1395		1658
…		…
1438		1701
1439	sub exists($) {	1702	sub exists($) {
1440	my ($login) = @_;	1703	my ($login) = @_;
1441		1704
1442	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1444	}	1707	}
1445		1708
1446	sub find($) {	1709	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1711	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1469	}	1732	}
1470	}	1733	}
1471	}	1734	}
1472		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1473	sub save($) {	1749	sub save($) {
1474	my ($pl) = @_;	1750	my ($pl) = @_;
1475		1751
1476	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1477		1753
…		…
1482		1758
1483	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1485		1761
1486	cf::get_slot 0.01;	1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487		1766
1488	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1768	cf::cede_to_tick;
1490	}	1769	}
1491		1770
…		…
1525	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1526		1805
1527	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1808
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1810	$pl->deactivate;
		1811
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1535	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1536		1817
1537	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1593	\@logins	1874	\@logins
1594	}	1875	}
1595		1876
1596	=item $player->maps	1877	=item $player->maps
1597		1878
		1879	=item cf::player::maps $login
		1880
1598	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1599	player. May block.	1882	player. May block.
1600		1883
1601	=cut	1884	=cut
1602		1885
…		…
1619	}	1902	}
1620		1903
1621	\@paths	1904	\@paths
1622	}	1905	}
1623		1906
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1908
1626	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1627		1910
1628	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1629		1912
1630	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1631		1914
…		…
1663		1946
1664	=cut	1947	=cut
1665		1948
1666	sub find_by_path($) {	1949	sub find_by_path($) {
1667	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1668		1953
1669	my ($match, $specificity);	1954	my ($match, $specificity);
1670		1955
1671	for my $region (list) {	1956	for my $region (list) {
1672	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1701	sub generate_random_map {	1986	sub generate_random_map {
1702	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1703		1988
1704	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1705		1990
1706	# mit "rum" bekleckern, nicht
1707	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1708	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1709	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1710	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1711	$rmp->{exit_on_final_map},
1712	$rmp->{xsize}, $rmp->{ysize},
1713	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1714	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1715	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1716	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1717	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1718	(cf::region::find $rmp->{region}), $rmp->{custom}
1719	)
1720	}	1992	}
1721		1993
1722	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1723		1995
1724	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1729		2001
1730	sub register {	2002	sub register {
1731	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1732	my $pkg = caller;	2004	my $pkg = caller;
1733		2005
1734	no strict;
1735	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1736		2007
1737	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1738	}	2009	}
1739		2010
1740	# also paths starting with '/'	2011	# also paths starting with '/'
1741	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1742		2013
1743	sub thawer_merge {	2014	sub thawer_merge {
1744	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1745		2016
1746	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1751	}	2022	}
1752		2023
1753	sub normalise {	2024	sub normalise {
1754	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1755		2026
1756	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1757		2028
1758	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1759		2030
1760	# map plan:	2031	# map plan:
1761	#	2032	#
…		…
1776	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1777	$path = "$base/$path";	2048	$path = "$base/$path";
1778	}	2049	}
1779		2050
1780	for ($path) {	2051	for ($path) {
1781	redo if s{//}{/};
1782	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1783	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1784	}	2054	}
1785		2055
1786	$path	2056	$path
…		…
1800	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1801	return $self;	2071	return $self;
1802	}	2072	}
1803	}	2073	}
1804		2074
1805	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1806	()	2076	()
1807	}	2077	}
1808		2078
		2079	# may re-bless or do other evil things
1809	sub init {	2080	sub init {
1810	my ($self) = @_;	2081	my ($self) = @_;
1811		2082
1812	$self	2083	$self
1813	}	2084	}
…		…
1844		2115
1845	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1846	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1847	}	2118	}
1848		2119
1849	# and all this just because we cannot iterate over
1850	# all maps in C++...
1851	sub change_all_map_light {
1852	my ($change) = @_;
1853
1854	$_->change_map_light ($change)
1855	for grep $_->outdoor, values %cf::MAP;
1856	}
1857
1858	sub decay_objects {	2120	sub decay_objects {
1859	my ($self) = @_;	2121	my ($self) = @_;
1860		2122
1861	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1862		2124
…		…
1887	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1888		2150
1889	1	2151	1
1890	}	2152	}
1891		2153
		2154	# used to laod the header of an original map
1892	sub load_header_orig {	2155	sub load_header_orig {
1893	my ($self) = @_;	2156	my ($self) = @_;
1894		2157
1895	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1896	}	2159	}
1897		2160
		2161	# used to laod the header of an instantiated map
1898	sub load_header_temp {	2162	sub load_header_temp {
1899	my ($self) = @_;	2163	my ($self) = @_;
1900		2164
1901	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1902	}	2166	}
1903		2167
		2168	# called after loading the header from an instantiated map
1904	sub prepare_temp {	2169	sub prepare_temp {
1905	my ($self) = @_;	2170	my ($self) = @_;
1906		2171
1907	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1908	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1909	# safety	2174	# safety
1910	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1911	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1912	}	2177	}
1913		2178
		2179	# called after loading the header from an original map
1914	sub prepare_orig {	2180	sub prepare_orig {
1915	my ($self) = @_;	2181	my ($self) = @_;
1916		2182
1917	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
1918	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1942		2208
1943	sub find;	2209	sub find;
1944	sub find {	2210	sub find {
1945	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
1946		2212
		2213	cf::cede_to_tick;
		2214
1947	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
1948		2216
1949	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1950	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
1951		2219
1952	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
1953	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1954	my $guard2 = cf::lock_acquire "map_find:$path";
1955
1956	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
1957	or return;	2222	or return;
1958		2223
1959	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
1960		2225
…		…
1972		2237
1973	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
1974	}	2239	}
1975	}	2240	}
1976		2241
1977	sub pre_load { }	2242	sub pre_load { }
1978	sub post_load { }	2243	#sub post_load { } # XS
1979		2244
1980	sub load {	2245	sub load {
1981	my ($self) = @_;	2246	my ($self) = @_;
1982		2247
1983	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1986		2251
1987	{	2252	{
1988	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
1989		2254
1990	return unless $self->valid;	2255	return unless $self->valid;
1991	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
1992
1993	$self->in_memory (cf::MAP_LOADING);
1994		2257
1995	$self->alloc;	2258	$self->alloc;
1996		2259
1997	$self->pre_load;	2260	$self->pre_load;
1998	cf::cede_to_tick;	2261	cf::cede_to_tick;
1999		2262
		2263	if (exists $self->{load_path}) {
2000	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2001	$f->skip_block;	2265	$f->skip_block;
2002	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2003	or return;	2267	or return;
2004		2268
2005	$self->post_load_original	2269	$self->post_load_original
2006	if delete $self->{load_original};	2270	if delete $self->{load_original};
2007		2271
2008	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2009	utf8::encode $uniq;	2273	utf8::encode $uniq;
2010	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2011	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2012	$self->clear_unique_items;	2276	$self->clear_unique_items;
2013	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2014	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2015	}	2280	}
2016	}	2281	}
2017	}
2018		2282
2019	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
2020		2290
2021	cf::cede_to_tick;	2291	cf::cede_to_tick;
2022	# now do the right thing for maps	2292	# now do the right thing for maps
2023	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2024	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2028	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2029	$self->decay_objects;	2299	$self->decay_objects;
2030	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2031	$self->update_buttons;	2301	$self->update_buttons;
2032	cf::cede_to_tick;	2302	cf::cede_to_tick;
2033	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2034	cf::cede_to_tick;
2035	$self->activate;
2036	}	2304	}
2037		2305
2038	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2039	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2040
2041	$self->in_memory (cf::MAP_ACTIVE);
2042	}	2308	}
2043		2309
2044	$self->post_load;	2310	$self->post_load;
2045	}
2046		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2047	sub customise_for {	2318	sub customise_for {
2048	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2049		2320
2050	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2051	if $self->per_player;	2322	if $self->per_player;
…		…
2054	# if $self->per_party;	2325	# if $self->per_party;
2055		2326
2056	$self	2327	$self
2057	}	2328	}
2058		2329
2059	# find and load all maps in the 3x3 area around a map
2060	sub load_neighbours {
2061	my ($map) = @_;
2062
2063	my @neigh; # diagonal neighbours
2064
2065	for (0 .. 3) {
2066	my $neigh = $map->tile_path ($_)
2067	or next;
2068	$neigh = find $neigh, $map
2069	or next;
2070	$neigh->load;
2071
2072	push @neigh,
2073	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2074	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2075	}
2076
2077	for (grep defined $_->[0], @neigh) {
2078	my ($path, $origin) = @$_;
2079	my $neigh = find $path, $origin
2080	or next;
2081	$neigh->load;
2082	}
2083	}
2084
2085	sub find_sync {	2330	sub find_sync {
2086	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2087		2332
2088	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
2089	}	2338	}
2090		2339
2091	sub do_load_sync {	2340	sub do_load_sync {
2092	my ($map) = @_;	2341	my ($map) = @_;
2093		2342
		2343	# it's a bug to call this from the main context
2094	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2095	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2096		2346
2097	cf::sync_job { $map->load };	2347	$map->load;
2098	}	2348	}
2099		2349
2100	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2101	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2102		2352
2103	sub find_async {	2353	sub find_async {
2104	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2105		2355
2106	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2107		2357
2108	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2109	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2110	}	2360	}
2111		2361
2112	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2113		2363
2114	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2128	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2129		2379
2130	()	2380	()
2131	}	2381	}
2132		2382
		2383	# common code, used by both ->save and ->swapout
2133	sub save {	2384	sub _save {
2134	my ($self) = @_;	2385	my ($self) = @_;
2135
2136	my $lock = cf::lock_acquire "map_data:$self->{path}";
2137		2386
2138	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2139		2388
2140	return unless $self->dirty;	2389	return unless $self->dirty;
2141		2390
…		…
2161	} else {	2410	} else {
2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2163	}	2412	}
2164	}	2413	}
2165		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2166	sub swap_out {	2423	sub swap_out {
2167	my ($self) = @_;	2424	my ($self) = @_;
2168		2425
2169	# save first because save cedes
2170	$self->save;
2171
2172	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2173		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2174	return if $self->players;	2430	return if $self->players;
2175	return if $self->in_memory != cf::MAP_ACTIVE;	2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2176	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2177		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2178	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2179		2482
2180	$self->deactivate;	2483	$self->deactivate;
2181	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2182	$self->clear;	2485	$self->clear;
2183	}
2184
2185	sub reset_at {
2186	my ($self) = @_;
2187
2188	# TODO: safety, remove and allow resettable per-player maps
2189	return 1e99 if $self->{deny_reset};
2190
2191	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2192	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2193
2194	$time + $to
2195	}
2196
2197	sub should_reset {
2198	my ($self) = @_;
2199
2200	$self->reset_at <= $cf::RUNTIME
2201	}
2202
2203	sub reset {
2204	my ($self) = @_;
2205
2206	my $lock = cf::lock_acquire "map_data:$self->{path}";
2207
2208	return if $self->players;
2209
2210	warn "resetting map ", $self->path;
2211
2212	$self->in_memory (cf::MAP_SWAPPED);
2213
2214	# need to save uniques path
2215	unless ($self->{deny_save}) {
2216	my $uniq = $self->uniq_path; utf8::encode $uniq;
2217
2218	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2219	if $uniq;
2220	}
2221
2222	delete $cf::MAP{$self->path};
2223
2224	$self->deactivate;
2225	$_->clear_links_to ($self) for values %cf::MAP;
2226	$self->clear;
2227		2486
2228	$self->unlink_save;	2487	$self->unlink_save;
2229	$self->destroy;	2488	$self->destroy;
2230	}	2489	}
2231		2490
…		…
2239		2498
2240	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2241		2500
2242	$self->unlink_save;	2501	$self->unlink_save;
2243		2502
2244	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2245	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2246	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2247	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2248	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2249		2508
…		…
2306	: normalise $_	2565	: normalise $_
2307	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2308	]	2567	]
2309	}	2568	}
2310		2569
		2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
		2601
2311	=back	2602	=back
2312		2603
2313	=head3 cf::object	2604	=head3 cf::object
2314		2605
2315	=cut	2606	=cut
…		…
2380		2671
2381	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2382	id => "say",	2673	id => "say",
2383	title => "Map",	2674	title => "Map",
2384	reply => "say ",	2675	reply => "say ",
2385	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2386	};	2677	};
2387		2678
2388	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2389	id => "chat",	2680	id => "chat",
2390	title => "Chat",	2681	title => "Chat",
…		…
2445		2736
2446	=item $player_object->enter_link	2737	=item $player_object->enter_link
2447		2738
2448	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2449		2740
2450	The player should be reasonably safe there for short amounts of time. You	2741	The player should be reasonably safe there for short amounts of time (e.g.
2451	I<MUST> call C<leave_link> as soon as possible, though.	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2743	though, as the player cannot control the character while it is on the link
		2744	map.
2452		2745
2453	Will never block.	2746	Will never block.
2454		2747
2455	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2456		2749
…		…
2476	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2477	my ($self) = @_;	2770	my ($self) = @_;
2478		2771
2479	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2480		2773
		2774	++$self->{_link_recursion};
		2775
2481	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2482		2777
2483	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2484	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2485		2780
2486	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2487	}	2782	}
2488		2783
2489	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2490	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2491		2786
…		…
2508	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2509	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2510		2805
2511	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2512	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2513	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2514		2809
2515	$map->load;	2810	$map->load;
2516	$map->load_neighbours;
2517		2811
2518	return unless $self->contr->active;	2812	return unless $self->contr->active;
2519	$self->activate_recursive;
2520		2813
2521	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2522	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2523	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2524		2821
		2822	}
		2823
2525	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2526		2825
2527	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2528	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2529	that has to return the map if sucecssful, and then unfreezes the player on	2828	that has to return the map if sucecssful, and then unfreezes the player on
2530	the new (success) or old (failed) map position. In either case, $done will	2829	the new (success) or old (failed) map position. In either case, $done will
…		…
2537		2836
2538	our $GOTOGEN;	2837	our $GOTOGEN;
2539		2838
2540	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2541	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
2542		2847
2543	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2544	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2545		2850
2546	$self->enter_link;	2851	$self->enter_link;
…		…
2566	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2567	}	2872	}
2568	}	2873	}
2569		2874
2570	my $map = eval {	2875	my $map = eval {
2571	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2572		2877
2573	if ($map) {	2878	if ($map) {
2574	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2575	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2576	} else {	2881	} else {
2577	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2578	}	2883	}
2579		2884
2580	$map	2885	$map
…		…
2588	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2589	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2590	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2591	}	2896	}
2592		2897
2593	$done->() if $done;	2898	$done->($self) if $done;
2594	})->prio (1);	2899	})->prio (1);
2595	}	2900	}
2596		2901
2597	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2598		2903
…		…
2666	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2667		2972
2668	unless (eval {	2973	unless (eval {
2669	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2670		2975
2671	# random map handling
2672	{
2673	my $guard = cf::lock_acquire "exit_prepare:$exit";
2674
2675	prepare_random_map $exit
2676	if $exit->slaying eq "/!";
2677	}
2678
2679	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2680	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2681	my $y = $exit->stats->sp;	2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
2682		3002
2683	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2684		3004
2685	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2686	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
2687	if $exit->flag (cf::FLAG_DAMNED);	3007	if $exit->flag (cf::FLAG_DAMNED);
2688		3008
2689	1	3009	1
2690	}) {	3010	}) {
2691	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2692	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2693	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2694	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2695		3015
2696	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2697	$self->leave_link;	3017	$self->leave_link;
2698	}	3018	}
2699	})->prio (1);	3019	})->prio (1);
2700	}	3020	}
2701		3021
…		…
2713	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2714	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2715		3035
2716	utf8::encode $text;	3036	utf8::encode $text;
2717	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2718	}	3063	}
2719		3064
2720	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2721		3066
2722	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2726		3071
2727	=cut	3072	=cut
2728		3073
2729	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2730	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2731	"c/identify" => {	3082	"c/identify" => {
2732	id => "infobox",	3083	id => "infobox",
2733	title => "Identify",	3084	title => "Identify",
2734	reply => undef,	3085	reply => undef,
2735	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2737	"c/examine" => {	3088	"c/examine" => {
2738	id => "infobox",	3089	id => "infobox",
2739	title => "Examine",	3090	title => "Examine",
2740	reply => undef,	3091	reply => undef,
2741	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
2742	},	3099	},
2743	"c/book" => {	3100	"c/book" => {
2744	id => "infobox",	3101	id => "infobox",
2745	title => "Book",	3102	title => "Book",
2746	reply => undef,	3103	reply => undef,
…		…
2762	id => "infobox",	3119	id => "infobox",
2763	title => "Body Parts",	3120	title => "Body Parts",
2764	reply => undef,	3121	reply => undef,
2765	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2766	},	3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
		3130	"c/skills" => {
		3131	id => "infobox",
		3132	title => "Skills",
		3133	reply => undef,
		3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
2767	"c/uptime" => {	3160	"c/uptime" => {
2768	id => "infobox",	3161	id => "infobox",
2769	title => "Uptime",	3162	title => "Uptime",
2770	reply => undef,	3163	reply => undef,
2771	tooltip => "How long the server has been running since last restart",	3164	tooltip => "How long the server has been running since last restart",
…		…
2780	id => "party",	3173	id => "party",
2781	title => "Party",	3174	title => "Party",
2782	reply => "gsay ",	3175	reply => "gsay ",
2783	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2784	},	3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
2785	);	3186	);
2786		3187
2787	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2788	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2789		3190
2790	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2791		3193
2792	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2793		3195
2794	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2795	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2796	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2797		3199
2798	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800
2801	$channel = $channel->{id};	3201	$channel = $channel->{id};
2802		3202
2803	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2804	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2805	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2806	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2807	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2808	if $self->can_msg;
2809	}	3208	}
2810		3209
2811	$channel = $channel->{id};	3210	$channel = $channel->{id};
2812	}	3211	}
2813		3212
2814	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2815		3214
2816	if ($self->can_msg) {
2817	# default colour, mask it out	3215	# default colour, mask it out
2818	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2819	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2820		3218
2821	my $pkt = "msg "	3219	my $pkt = "msg "
2822	. $self->{json_coder}->encode (	3220	. $self->{json_coder}->encode (
2823	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2824	);	3222	);
2825		3223
2826	# try lzf for large packets
2827	$pkt = "lzf " . Compress::LZF::compress $pkt
2828	if 1024 <= length $pkt and $self->{can_lzf};
2829
2830	# split very large packets
2831	if (8192 < length $pkt and $self->{can_lzf}) {
2832	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2833	$pkt = "frag";
2834	}
2835
2836	$self->send_packet ($pkt);	3224	$self->send_big_packet ($pkt);
2837	} else {
2838	if ($color >= 0) {
2839	# replace some tags by gcfclient-compatible ones
2840	for ($msg) {
2841	1 while
2842	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2843	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2844	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2845	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2846	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2847	}
2848
2849	$color &= cf::NDI_COLOR_MASK;
2850
2851	utf8::encode $msg;
2852
2853	if (0 && $msg =~ /\[/) {
2854	# COMMAND/INFO
2855	$self->send_packet ("drawextinfo $color 10 8 $msg")
2856	} else {
2857	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2858	$self->send_packet ("drawinfo $color $msg")
2859	}
2860	}
2861	}
2862	}	3225	}
2863		3226
2864	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2865		3228
2866	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2869		3232
2870	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2871	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2872		3235
2873	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2874	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2875	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2876	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2877	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2878	}	3241	}
2879	}	3242	}
2880		3243
2881	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2882		3245
…		…
2885	=cut	3248	=cut
2886		3249
2887	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2888	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2889		3252
2890	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2891	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2892	} elsif ($self->extcmd == 1) {
2893	#TODO: version 1, remove
2894	unshift @msg, msgtype => "reply", msgid => $id;
2895	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2896	}
2897	}	3256	}
2898		3257
2899	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2900		3259
2901	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2956	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2957		3316
2958	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2959		3318
2960	if (ref $msg) {	3319	if (ref $msg) {
2961	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2962	"ARRAY" eq ref $msg
2963	? @$msg
2964	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2965		3321
2966	my @reply;	3322	my @reply;
2967		3323
2968	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
2969	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
2971		3327
2972	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
2973	if $reply;	3329	if $reply;
2974		3330
2975	} else {	3331	} else {
2976	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2977	}	3333	}
2978		3334
2979	cf::override;	3335	cf::override;
2980	},	3336	},
2981	);	3337	);
…		…
3001		3357
3002	$coro	3358	$coro
3003	}	3359	}
3004		3360
3005	cf::client->attach (	3361	cf::client->attach (
3006	on_destroy => sub {	3362	on_client_destroy => sub {
3007	my ($ns) = @_;	3363	my ($ns) = @_;
3008		3364
3009	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3010	},	3366	},
3011	);	3367	);
…		…
3027	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3028		3384
3029	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3030		3386
3031	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3032	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3033	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3034	sort time	3390	sort time
3035	));	3391	));
3036		3392
3037	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3041	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3042		3398
3043	cf::object	3399	cf::object
3044	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3045	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3046		3403
3047	cf::object::player	3404	cf::object::player
3048	player	3405	player
3049		3406
3050	cf::player	3407	cf::player
…		…
3056	=cut	3413	=cut
3057		3414
3058	for (	3415	for (
3059	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3060	insert remove inv nrof name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3061	decrease split destroy change_exp)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3062	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3063	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3064	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3065	) {	3422	) {
3066	no strict 'refs';
3067	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3068	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3069	for @funs;	3425	for @funs;
3070	}	3426	}
3071		3427
…		…
3086		3442
3087	my $qcode = $code;	3443	my $qcode = $code;
3088	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3089	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3090		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3091	local $_;	3450	local $_;
3092	local @safe::cf::_safe_eval_args = values %vars;
3093		3451
3094	my $eval =	3452	my $eval =
3095	"do {\n"	3453	"do {\n"
3096	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3097	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3098	. $code	3456	. $code
3099	. "\n}"	3457	. "\n}"
3100	;	3458	;
3101		3459
		3460	if ($CFG{safe_eval}) {
3102	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3103	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3104	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3105		3469
3106	if ($@) {	3470	if ($@) {
3107	warn "$@";	3471	warn "$@",
3108	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3109	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3110	}	3474	}
3111		3475
3112	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3113	}	3477	}
3114		3478
…		…
3128	=cut	3492	=cut
3129		3493
3130	sub register_script_function {	3494	sub register_script_function {
3131	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3132		3496
3133	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3134	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3135	}	3499	}
3136		3500
3137	=back	3501	=back
3138		3502
3139	=cut	3503	=cut
3140		3504
3141	#############################################################################	3505	#############################################################################
3142	# the server's init and main functions	3506	# the server's init and main functions
		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
3143		3509
3144	sub load_facedata($) {	3510	sub load_facedata($) {
3145	my ($path) = @_;	3511	my ($path) = @_;
3146		3512
3147	# HACK to clear player env face cache, we need some signal framework	3513	# HACK to clear player env face cache, we need some signal framework
3148	# for this (global event?)	3514	# for this (global event?)
3149	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3150		3516
3151	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3152		3518
3153	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3154		3520
3155	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3156	0 < aio_load $path, $facedata
3157	or die "$path: $!";
3158
3159	$facedata = Coro::Storable::thaw $facedata;
3160		3522
3161	$facedata->{version} == 2	3523	$facedata->{version} == 2
3162	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3163		3525
3164	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3165	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3166	type => FT_RSRC,	3529	type => FT_RSRC,
3167	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
3168	};	3532	};
3169	cf::cede_to_tick;	3533	cf::cede_to_tick;
3170		3534
3171	{	3535	{
3172	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
3173		3537
3174	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
3175	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3176		3541
3177	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
3178	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
3179	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3180	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3545	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3546	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3547	$FACEHASH{$info->{hash64}} = $idx;#d#
3181		3548
3182	cf::cede_to_tick;	3549	cf::cede_to_tick;
3183	}	3550	}
3184		3551
3185	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
…		…
3190		3557
3191	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
3192	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
3193	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3194	} else {	3561	} else {
3195	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
3196	}	3563	}
3197		3564
3198	cf::cede_to_tick;	3565	cf::cede_to_tick;
3199	}	3566	}
3200	}	3567	}
…		…
3209		3576
3210	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
3211	}	3578	}
3212		3579
3213	{	3580	{
3214	# TODO: for gcfclient pleasure, we should give resources
3215	# that gcfclient doesn't grok a >10000 face index.
3216	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
3217		3582
3218	while (my ($name, $info) = each %$res) {	3583	while (my ($name, $info) = each %$res) {
3219	if (defined $info->{type}) {	3584	if (defined (my $type = $info->{type})) {
		3585	# TODO: different hash - must free and use new index, or cache ixface data queue
3220	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3221	my $data;
3222		3587
3223	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3224	# prepend meta info
3225
3226	my $meta = $enc->encode ({
3227	name => $name,
3228	%{ $info->{meta} || {} },
3229	});
3230
3231	$data = pack "(w/a*)*", $meta, $info->{data};
3232	} else {
3233	$data = $info->{data};
3234	}
3235
3236	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3237	cf::face::set_type $idx, $info->{type};	3589	cf::face::set_type $idx, $type;
		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3591	$FACEHASH{$info->{hash}} = $idx;#d#
3238	} else {	3592	} else {
3239	$RESOURCE{$name} = $info;	3593	# $RESOURCE{$name} = $info; # unused
3240	}	3594	}
3241		3595
3242	cf::cede_to_tick;	3596	cf::cede_to_tick;
3243	}	3597	}
3244	}	3598	}
3245		3599
3246	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3247		3601
3248	1	3602	1
3249	}	3603	}
3250
3251	cf::global->attach (on_resource_update => sub {
3252	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3253	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3254
3255	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3256	my $sound = $soundconf->{compat}[$_]
3257	or next;
3258
3259	my $face = cf::face::find "sound/$sound->[1]";
3260	cf::sound::set $sound->[0] => $face;
3261	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3262	}
3263
3264	while (my ($k, $v) = each %{$soundconf->{event}}) {
3265	my $face = cf::face::find "sound/$v";
3266	cf::sound::set $k => $face;
3267	}
3268	}
3269	});
3270		3604
3271	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
3272	my ($ns, $want) = @_;	3606	my ($ns, $want) = @_;
3273		3607
3274	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
…		…
3313	sub reload_treasures {	3647	sub reload_treasures {
3314	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
3315	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
3316	}	3650	}
3317		3651
		3652	sub reload_sound {
		3653	trace "loading sound config from $DATADIR/sound\n";
		3654
		3655	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3656
		3657	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3658	my $sound = $soundconf->{compat}[$_]
		3659	or next;
		3660
		3661	my $face = cf::face::find "sound/$sound->[1]";
		3662	cf::sound::set $sound->[0] => $face;
		3663	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3664	}
		3665
		3666	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3667	my $face = cf::face::find "sound/$v";
		3668	cf::sound::set $k => $face;
		3669	}
		3670	}
		3671
3318	sub reload_resources {	3672	sub reload_resources {
3319	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
3320		3674
		3675	reload_exp_table;
		3676	reload_materials;
3321	reload_facedata;	3677	reload_facedata;
		3678	reload_sound;
3322	reload_archetypes;	3679	reload_archetypes;
3323	reload_regions;	3680	reload_regions;
3324	reload_treasures;	3681	reload_treasures;
3325		3682
3326	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
3327	}
3328
3329	sub init {
3330	my $guard = freeze_mainloop;
3331
3332	evthread_start IO::AIO::poll_fileno;
3333
3334	reload_resources;
3335	}	3684	}
3336		3685
3337	sub reload_config {	3686	sub reload_config {
3338	open my $fh, "<:utf8", "$CONFDIR/config"	3687	trace "reloading config file...\n";
3339	or return;
3340		3688
3341	local $/;	3689	my $config = load_file "$CONFDIR/config";
3342	*CFG = YAML::Load <$fh>;	3690	utf8::decode $config;
		3691	*CFG = decode_yaml $config;
3343		3692
3344	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3345		3694
3346	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3695	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3347	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3696	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3348		3697
3349	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3353	};	3702	};
3354	warn $@ if $@;	3703	warn $@ if $@;
3355	}	3704	}
3356	}	3705	}
3357		3706
		3707	sub pidfile() {
		3708	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3709	or die "$PIDFILE: $!";
		3710	flock $fh, &Fcntl::LOCK_EX
		3711	or die "$PIDFILE: flock: $!";
		3712	$fh
		3713	}
		3714
		3715	# make sure only one server instance is running at any one time
		3716	sub atomic {
		3717	my $fh = pidfile;
		3718
		3719	my $pid = <$fh>;
		3720	kill 9, $pid if $pid > 0;
		3721
		3722	seek $fh, 0, 0;
		3723	print $fh $$;
		3724	}
		3725
		3726	sub main_loop {
		3727	trace "EV::loop starting\n";
		3728	if (1) {
		3729	EV::loop;
		3730	}
		3731	trace "EV::loop returned\n";
		3732	goto &main_loop unless $REALLY_UNLOOP;
		3733	}
		3734
3358	sub main {	3735	sub main {
		3736	cf::init_globals; # initialise logging
		3737
		3738	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3739	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3740	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3741	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3742
		3743	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3744
3359	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3360	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
3361	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3747	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3362	(async {	3748	(async {
3363	$Coro::current->{desc} = "IDLE BUG HANDLER";	3749	$Coro::current->{desc} = "IDLE BUG HANDLER";
3364	EV::loop EV::LOOP_ONESHOT;	3750	EV::loop EV::LOOP_ONESHOT;
3365	})->prio (Coro::PRIO_MAX);	3751	})->prio (Coro::PRIO_MAX);
3366	};	3752	};
3367		3753
3368	{	3754	evthread_start IO::AIO::poll_fileno;
3369	my $guard = freeze_mainloop;	3755
		3756	cf::sync_job {
		3757	cf::incloader::init ();
		3758
		3759	cf::init_anim;
		3760	cf::init_attackmess;
		3761	cf::init_dynamic;
		3762
		3763	cf::load_settings;
		3764
		3765	reload_resources;
3370	reload_config;	3766	reload_config;
3371	db_init;	3767	db_init;
		3768
		3769	cf::init_uuid;
		3770	cf::init_signals;
		3771	cf::init_skills;
		3772
		3773	cf::init_beforeplay;
		3774
		3775	atomic;
		3776
3372	load_extensions;	3777	load_extensions;
3373		3778
3374	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3779	utime time, time, $RUNTIMEFILE;
		3780
		3781	# no (long-running) fork's whatsoever before this point(!)
		3782	use POSIX ();
		3783	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3784
		3785	cf::_post_init 0;
3375	}	3786	};
3376		3787
3377	EV::loop;	3788	cf::object::thawer::errors_are_fatal 0;
		3789	info "parse errors in files are no longer fatal from this point on.\n";
		3790
		3791	AE::postpone {
		3792	undef &main; # free gobs of memory :)
		3793	};
		3794
		3795	goto &main_loop;
3378	}	3796	}
3379		3797
3380	#############################################################################	3798	#############################################################################
3381	# initialisation and cleanup	3799	# initialisation and cleanup
3382		3800
3383	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3384	BEGIN {	3802	BEGIN {
3385	our %SIGWATCHER = ();	3803	our %SIGWATCHER = ();
3386	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3387	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3388	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3389	};	3807	};
3390	}	3808	}
3391	}	3809	}
3392		3810
3393	sub write_runtime_sync {	3811	sub write_runtime_sync {
3394	my $runtime = "$LOCALDIR/runtime";	3812	my $t0 = AE::time;
3395		3813
3396	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3397	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3398		3816
3399	IO::AIO::aio_utime $runtime, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3400		3818
3401	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3402		3820
3403	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3404	or return;	3822	or return;
3405		3823
3406	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3407	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3408	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3418	aio_utime $fh, undef, undef;	3836	aio_utime $fh, undef, undef;
3419		3837
3420	close $fh	3838	close $fh
3421	or return;	3839	or return;
3422		3840
3423	aio_rename "$runtime~", $runtime	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3424	and return;	3842	and return;
3425		3843
3426	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3427		3845
3428	1	3846	1
3429	}	3847	}
3430		3848
3431	our $uuid_lock;	3849	our $uuid_lock;
…		…
3440	my $uuid = "$LOCALDIR/uuid";	3858	my $uuid = "$LOCALDIR/uuid";
3441		3859
3442	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3860	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3443	or return;	3861	or return;
3444		3862
3445	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3863	my $value = uuid_seq uuid_cur;
		3864
		3865	unless ($value) {
		3866	info "cowardly refusing to write zero uuid value!\n";
		3867	return;
		3868	}
		3869
		3870	my $value = uuid_str $value + $uuid_skip;
3446	$uuid_skip = 0;	3871	$uuid_skip = 0;
3447		3872
3448	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3873	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3449	and return;	3874	and return;
3450		3875
…		…
3456	or return;	3881	or return;
3457		3882
3458	aio_rename "$uuid~", $uuid	3883	aio_rename "$uuid~", $uuid
3459	and return;	3884	and return;
3460		3885
3461	warn "uuid file written ($value).\n";	3886	trace "uuid file written ($value).\n";
3462		3887
3463	1	3888	1
3464		3889
3465	}	3890	}
3466		3891
…		…
3472	}	3897	}
3473		3898
3474	sub emergency_save() {	3899	sub emergency_save() {
3475	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3476		3901
3477	warn "enter emergency perl save\n";	3902	info "emergency_perl_save: enter\n";
		3903
		3904	# this is a trade-off: we want to be very quick here, so
		3905	# save all maps without fsync, and later call a global sync
		3906	# (which in turn might be very very slow)
		3907	local $USE_FSYNC = 0;
3478		3908
3479	cf::sync_job {	3909	cf::sync_job {
		3910	cf::write_runtime_sync; # external watchdog should not bark
		3911
3480	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3481	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3482	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3483	warn "begin emergency player save\n";	3915	info "emergency_perl_save: begin player save\n";
3484	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3485	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3486	$pl->valid or next;	3918	$pl->valid or next;
3487	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3488	$pl->save;	3920	$pl->save;
3489	}	3921	}
3490	warn "end emergency player save\n";	3922	info "emergency_perl_save: end player save\n";
3491		3923
3492	warn "begin emergency map save\n";	3924	cf::write_runtime_sync; # external watchdog should not bark
		3925
		3926	info "emergency_perl_save: begin map save\n";
3493	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3494	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3495	$map->valid or next;	3929	$map->valid or next;
3496	$map->save;	3930	$map->save;
3497	}	3931	}
3498	warn "end emergency map save\n";	3932	info "emergency_perl_save: end map save\n";
3499		3933
3500	warn "begin emergency database checkpoint\n";	3934	cf::write_runtime_sync; # external watchdog should not bark
		3935
		3936	info "emergency_perl_save: begin database checkpoint\n";
3501	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3502	warn "end emergency database checkpoint\n";	3938	info "emergency_perl_save: end database checkpoint\n";
3503		3939
3504	warn "begin write uuid\n";	3940	info "emergency_perl_save: begin write uuid\n";
3505	write_uuid_sync 1;	3941	write_uuid_sync 1;
3506	warn "end write uuid\n";	3942	info "emergency_perl_save: end write uuid\n";
		3943
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
		3946	trace "emergency_perl_save: syncing database to disk";
		3947	BDB::db_env_txn_checkpoint $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3507	};	3962	};
3508		3963
3509	warn "leave emergency perl save\n";	3964	info "emergency_perl_save: leave\n";
3510	}	3965	}
3511		3966
3512	sub post_cleanup {	3967	sub post_cleanup {
3513	my ($make_core) = @_;	3968	my ($make_core) = @_;
3514		3969
		3970	IO::AIO::flush;
		3971
3515	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3516	if $make_core;	3973	if $make_core;
		3974
		3975	my $fh = pidfile;
		3976	unlink $PIDFILE if <$fh> == $$;
3517	}	3977	}
3518		3978
3519	# a safer delete_package, copied from Symbol	3979	# a safer delete_package, copied from Symbol
3520	sub clear_package($) {	3980	sub clear_package($) {
3521	my $pkg = shift;	3981	my $pkg = shift;
…		…
3537	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3997	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3538	for my $name (keys %$leaf_symtab) {	3998	for my $name (keys %$leaf_symtab) {
3539	_gv_clear *{"$pkg$name"};	3999	_gv_clear *{"$pkg$name"};
3540	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4000	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3541	}	4001	}
3542	warn "cleared package #$pkg\n";#d#
3543	}	4002	}
3544
3545	our $RELOAD; # how many times to reload
3546		4003
3547	sub do_reload_perl() {	4004	sub do_reload_perl() {
3548	# can/must only be called in main	4005	# can/must only be called in main
3549	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3550	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3551	return;	4008	return;
3552	}	4009	}
3553		4010
3554	return if $RELOAD++;	4011	return if $RELOAD++;
3555		4012
		4013	my $t1 = AE::time;
		4014
3556	while ($RELOAD) {	4015	while ($RELOAD) {
3557	warn "reloading...";	4016	cf::get_slot 0.1, -1, "reload_perl";
		4017	info "perl_reload: reloading...";
3558		4018
3559	warn "entering sync_job";	4019	trace "perl_reload: entering sync_job";
3560		4020
3561	cf::sync_job {	4021	cf::sync_job {
3562	cf::write_runtime_sync; # external watchdog should not bark
3563	cf::emergency_save;	4022	#cf::emergency_save;
3564	cf::write_runtime_sync; # external watchdog should not bark
3565		4023
3566	warn "syncing database to disk";
3567	BDB::db_env_txn_checkpoint $DB_ENV;
3568
3569	# if anything goes wrong in here, we should simply crash as we already saved
3570
3571	warn "flushing outstanding aio requests";
3572	while (IO::AIO::nreqs || BDB::nreqs) {
3573	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3574	}
3575
3576	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3577	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3578	%EXT_CORO = ();	4026	%EXT_CORO = ();
3579		4027
3580	warn "removing commands";	4028	trace "perl_reload: removing commands";
3581	%COMMAND = ();	4029	%COMMAND = ();
3582		4030
3583	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3584	%EXTCMD = ();	4032	%EXTCMD = ();
3585	%EXTICMD = ();	4033	%EXTICMD = ();
3586		4034
3587	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3588	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3589	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3590		4038
3591	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3592	eval {	4040	eval {
3593	$cb->($pkg);	4041	$cb->($pkg);
3594	1	4042	1
3595	} or warn "$pkg unloaded, but with errors: $@";	4043	} or error "$pkg unloaded, but with errors: $@";
3596	}	4044	}
3597		4045
3598	warn "... clearing $pkg";	4046	trace "... clearing $pkg";
3599	clear_package $pkg;	4047	clear_package $pkg;
3600	}	4048	}
3601		4049
3602	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3603	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3604	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3605		4053
3606	warn "... unloading $k";	4054	trace "... unloading $k";
3607	delete $INC{$k};	4055	delete $INC{$k};
3608		4056
3609	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3610	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3611		4059
…		…
3614	}	4062	}
3615		4063
3616	clear_package $k;	4064	clear_package $k;
3617	}	4065	}
3618		4066
3619	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3620	clear_package "safe::$_"	4068	clear_package "safe::$_"
3621	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4069	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3622		4070
3623	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3624	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3625	delete $INC{"cf/pod.pm"};	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3626		4074
3627	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3628	# and global variables created in xs	4076	# and global variables created in xs
3629	#clear_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3630		4078
3631	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3632		4080
3633	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3634	require cf;	4082	require cf;
3635	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3636		4084
3637	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3638	cf::reload_config;	4086	cf::reload_config;
3639		4087
3640	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3641	cf::load_extensions;	4089	cf::load_extensions;
3642		4090
		4091	if ($REATTACH_ON_RELOAD) {
3643	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3644	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3645	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3646	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3647	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3648	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
		4098	}
3649		4099
3650	warn "leaving sync_job";	4100	cf::_post_init 1;
		4101
		4102	trace "perl_reload: leaving sync_job";
3651		4103
3652	1	4104	1
3653	} or do {	4105	} or do {
3654	warn $@;	4106	error $@;
3655	cf::cleanup "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
3656	};	4108	};
3657		4109
3658	warn "reloaded";
3659	--$RELOAD;	4110	--$RELOAD;
3660	}	4111	}
		4112
		4113	$t1 = AE::time - $t1;
		4114	info "perl_reload: completed in ${t1}s\n";
3661	};	4115	};
3662		4116
3663	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3664		4118
3665	sub reload_perl() {	4119	sub reload_perl() {
3666	# doing reload synchronously and two reloads happen back-to-back,	4120	# doing reload synchronously and two reloads happen back-to-back,
3667	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3668		4122
		4123	$RELOAD_WATCHER ||= cf::async {
		4124	Coro::AIO::aio_wait cache_extensions;
		4125
3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3670	do_reload_perl;	4127	do_reload_perl;
3671	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
		4129	};
3672	};	4130	};
3673	}	4131	}
3674		4132
3675	register_command "reload" => sub {	4133	register_command "reload" => sub {
3676	my ($who, $arg) = @_;	4134	my ($who, $arg) = @_;
…		…
3682	reload_perl;	4140	reload_perl;
3683	};	4141	};
3684	}	4142	}
3685	};	4143	};
3686		4144
3687	unshift @INC, $LIBDIR;	4145	#############################################################################
3688		4146
3689	my $bug_warning = 0;	4147	my $bug_warning = 0;
3690		4148
3691	our @WAIT_FOR_TICK;
3692	our @WAIT_FOR_TICK_BEGIN;
3693
3694	sub wait_for_tick {	4149	sub wait_for_tick() {
3695	return if tick_inhibit || $Coro::current == $Coro::main;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3696		4151
3697	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3698	push @WAIT_FOR_TICK, $signal;
3699	$signal->wait;
3700	}	4153	}
3701		4154
3702	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3703	return if tick_inhibit || $Coro::current == $Coro::main;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3704		4157
3705	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3706	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3707	$signal->wait;	4160	$signal->wait;
3708	}	4161	}
…		…
3712	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4165	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3713	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3714	return;	4167	return;
3715	}	4168	}
3716		4169
3717	cf::server_tick; # one server iteration	4170	cf::one_tick; # one server iteration
		4171
		4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3718		4173
3719	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3720	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3721	Coro::async_pool {	4176	Coro::async_pool {
3722	$Coro::current->{desc} = "runtime saver";	4177	$Coro::current->{desc} = "runtime saver";
3723	write_runtime_sync	4178	write_runtime_sync
3724	or warn "ERROR: unable to write runtime file: $!";	4179	or error "ERROR: unable to write runtime file: $!";
3725	};	4180	};
3726	}	4181	}
3727		4182
3728	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3729	$sig->send;	4184	$sig->send;
3730	}	4185	}
3731	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3732	$sig->send;
3733	}
3734		4187
3735	$LOAD = ($NOW - $TICK_START) / $TICK;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3736	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3737		4190
3738	if (0) {	4191	if (0) {
3739	if ($NEXT_TICK) {	4192	if ($NEXT_TICK) {
3740	my $jitter = $TICK_START - $NEXT_TICK;	4193	my $jitter = $TICK_START - $NEXT_TICK;
3741	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3742	warn "jitter $JITTER\n";#d#	4195	debug "jitter $JITTER\n";#d#
3743	}	4196	}
3744	}	4197	}
3745	}	4198	}
3746		4199
3747	{	4200	{
3748	# configure BDB	4201	# configure BDB
3749		4202
3750	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3751	BDB::max_poll_reqs $TICK * 0.1;	4204	BDB::max_poll_reqs $TICK * 0.1;
3752	$AnyEvent::BDB::WATCHER->priority (1);	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3753		4206
3754	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3755	$DB_ENV = BDB::db_env_create;	4208	$DB_ENV = BDB::db_env_create;
3756	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3757	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4210	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3792	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3793	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3794	undef $AnyEvent::AIO::WATCHER;	4247	undef $AnyEvent::AIO::WATCHER;
3795	}	4248	}
3796		4249
3797	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3798		4252
3799	sub _log_backtrace {	4253	sub _log_backtrace {
3800	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3801		4255
3802	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3803		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3804	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3805	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3806	++$_log_backtrace;	4264	++$_log_backtrace;
		4265	my $perl_bt = Carp::longmess $msg;
3807	async {	4266	async {
3808	$Coro::current->{desc} = "abt $msg";	4267	$Coro::current->{desc} = "abt $msg";
3809		4268
3810	my @bt = fork_call {	4269	my @bt = fork_call {
3811	@addr = map { sprintf "%x", $_ } @addr;	4270	@addr = map { sprintf "%x", $_ } @addr;
…		…
3822	}	4281	}
3823		4282
3824	@funcs	4283	@funcs
3825	};	4284	};
3826		4285
3827	LOG llevInfo, "[ABT] $msg\n";	4286	LOG llevInfo, "[ABT] $perl_bt\n";
		4287	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3828	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3829	--$_log_backtrace;	4289	--$_log_backtrace;
3830	};	4290	};
3831	} else {	4291	} else {
3832	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3833	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3834	}	4294	}
3835	}	4295	}
3836		4296
3837	# load additional modules	4297	# load additional modules
3838	use cf::pod;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3839		4300
3840	END { cf::emergency_save }	4301	END { cf::emergency_save }
3841		4302
3842	1	4303	1
3843		4304

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