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Revision 1.442 by root, Sun Aug 31 09:03:31 2008 UTC vs.
Revision 1.584 by root, Tue Oct 30 17:07:50 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	$EV::DIED = sub {
257	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
258	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
259		348
260	#############################################################################	349	#############################################################################
261		350
262	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
263		352
…		…
284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
285	$d	374	$d
286	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
287	}	376	}
288		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
289	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
290		431
291	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
292		433
293	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		441
301	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
303		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
		506
304	=item cf::lock_wait $string	507	=item cf::lock_wait $string
305		508
306	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
307		510
308	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
309		512
310	Wait until the given lock is available and then acquires it and returns	513	Wait until the given lock is available and then acquires it and returns
311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	514	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
313	returned.	516	returned.
314		517
315	Locks are *not* recursive, locking from the same coro twice results in a	518	Locks are *not* recursive, locking from the same coro twice results in a
316	deadlocked coro.	519	deadlocked coro.
…		…
322		525
323	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
324		527
325	=cut	528	=cut
326		529
327	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		531
330	sub lock_wait($) {	532	sub lock_wait($) {
331	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	534	}
344		535
345	sub lock_acquire($) {	536	sub lock_acquire($) {
346	my ($key) = @_;	537	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	538	}
360		539
361	sub lock_active($) {	540	sub lock_active($) {
362	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	542	}
366		543
367	sub freeze_mainloop {	544	sub freeze_mainloop {
368	tick_inhibit_inc;	545	tick_inhibit_inc;
369		546
370	Coro::guard \&tick_inhibit_dec;	547	&Guard::guard (\&tick_inhibit_dec);
371	}	548	}
372		549
373	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
374		551
375	Like EV::periodic, but randomly selects a starting point so that the actions	552	Like EV::periodic, but randomly selects a starting point so that the actions
376	get spread over timer.	553	get spread over time.
377		554
378	=cut	555	=cut
379		556
380	sub periodic($$) {	557	sub periodic($$) {
381	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
385	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
386	}	563	}
387		564
388	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
389		566
390	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
391	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
392	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
393		574
394	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$name> can be used to identify the job to run. It might be
395	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
396		577
397	Useful for short background jobs.	578	Useful for short background jobs.
398		579
399	=cut	580	=cut
400		581
401	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
402	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
403		585
404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
405	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
406	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
407		589
408	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
409		592
410	while () {	593	while () {
411	next_job:	594	next_job:
		595
412	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
413	if ($avail > 0.01) {	597
414	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
415	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
416	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
417	$job->[2]->send;	602	$job->[2]->send;
418	Coro::cede;	603	Coro::cede;
419	goto next_job;	604	goto next_job;
420	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
421	}	607	}
422	}	608	}
423		609
424	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
425	# we do not use wait_for_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
426	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
427	$signal->wait;
428	} else {	613	} else {
		614	$busy = 0;
429	Coro::schedule;	615	Coro::schedule;
430	}	616	}
431	}	617	}
432	};	618	};
433		619
434	sub get_slot($;$$) {	620	sub get_slot($;$$) {
435	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
436		622
437	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
438		624
439	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
440	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
441		628
442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
444	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
470	=cut	657	=cut
471		658
472	sub sync_job(&) {	659	sub sync_job(&) {
473	my ($job) = @_;	660	my ($job) = @_;
474		661
475	if ($Coro::current == $Coro::main) {	662	if (in_main) {
476	my $time = EV::time;	663	my $time = AE::time;
477		664
478	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
479	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
480		667
481	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
482		669
483	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
484		671
485	my $busy = 1;	672	my $busy = 1;
486	my @res;	673	my @res;
487		674
488	(async {	675	(async {
489	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
490	@res = eval { $job->() };	677	@res = eval { $job->() };
491	warn $@ if $@;	678	error $@ if $@;
492	undef $busy;	679	undef $busy;
493	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
494		681
495	while ($busy) {	682	while ($busy) {
496	if (Coro::nready) {	683	if (Coro::nready) {
…		…
498	} else {	685	} else {
499	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
500	}	687	}
501	}	688	}
502		689
503	my $time = EV::time - $time;	690	my $time = AE::time - $time;
504		691
505	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
506		693
507	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
508	} else {	695	} else {
…		…
530	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
531		718
532	$coro	719	$coro
533	}	720	}
534		721
535	=item fork_call { }, $args	722	=item fork_call { }, @args
536		723
537	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
538	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
539	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
540	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
541		728
542	=cut	729	=cut
543		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
544	sub fork_call(&@) {	735	sub fork_call(&@) {
545	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
546		737
547	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
548	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
549	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
550		741
551	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
552	reset_signals;	743	cf::post_fork;
553	&$cb	744	&$cb
554	}, @args;	745	} @args;
555		746
556	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
557	}	759	}
558		760
559	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
560		762
561	=cut	763	=cut
…		…
598	within each server.	800	within each server.
599		801
600	=cut	802	=cut
601		803
602	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
603	my ($name) = @_;	808	my ($name) = @_;
604	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
605		810
606	eval {	811	eval {
607	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
617	}	822	}
618		823
619	our $DB;	824	our $DB;
620		825
621	sub db_init {	826	sub db_init {
622	cf::sync_job {
623	$DB ||= db_table "db";	827	$DB ||= db_table "db";
624	};
625	}	828	}
626		829
627	sub db_get($$) {	830	sub db_get($$) {
628	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
629		832
630	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
631	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
632		837
633	$! ? ()	838	$! ? ()
634	: $data	839	: $data
635	}
636	}	840	}
637		841
638	sub db_put($$$) {	842	sub db_put($$$) {
639	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
668		872
669	my @data;	873	my @data;
670	my $md5;	874	my $md5;
671		875
672	for (0 .. $#$src) {	876	for (0 .. $#$src) {
673	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
674	or Carp::croak "$src->[$_]: $!";
675	}	878	}
676		879
677	# if processing is expensive, check	880	# if processing is expensive, check
678	# checksum first	881	# checksum first
679	if (1) {	882	if (1) {
…		…
696		899
697	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
698	my $data = $process->(\@data);	901	my $data = $process->(\@data);
699	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
700		903
701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
702		905
703	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
704	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
705	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
706		909
…		…
716		919
717	=cut	920	=cut
718		921
719	sub datalog($@) {	922	sub datalog($@) {
720	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
721	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
722	}	925	}
723		926
724	=back	927	=back
725		928
726	=cut	929	=cut
727		930
728	#############################################################################	931	#############################################################################
729		932
730	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
731		934
732	Many objects in crossfire are so-called attachable objects. That means you can	935	Many objects in deliantra are so-called attachable objects. That means you can
733	attach callbacks/event handlers (a collection of which is called an "attachment")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
734	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
735		938
736	In the following description, CLASS can be any of C<global>, C<object>	939	In the following description, CLASS can be any of C<global>, C<object>
737	C<player>, C<client> or C<map> (i.e. the attachable objects in	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
787	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
788		991
789	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
791		994
792	Some classes such as crossfire maps and objects can specify attachments	995	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	996	that are attached at load/instantiate time, thus the need for a name.
794		997
795	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
796		999
797	=over 4	1000	=over 4
…		…
921		1124
922	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
923	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
924		1127
925	} elsif (ref $type) {	1128	} elsif (ref $type) {
926	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
927		1130
928	} else {	1131	} else {
929	shift @arg;	1132	shift @arg;
930	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
931	}	1134	}
932	}	1135	}
933	}	1136	}
934		1137
935	sub _object_attach {	1138	sub _object_attach {
…		…
945	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
946	}	1149	}
947		1150
948	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
949	} else {	1152	} else {
950	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
951	}	1154	}
952		1155
953	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
954	}	1157	}
955		1158
…		…
1014		1217
1015	for (@$callbacks) {	1218	for (@$callbacks) {
1016	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1017		1220
1018	if ($@) {	1221	if ($@) {
1019	warn "$@";
1020	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1021	override;	1223	override;
1022	}	1224	}
1023		1225
1024	return 1 if $override;	1226	return 1 if $override;
1025	}	1227	}
…		…
1104	for (@$attach) {	1306	for (@$attach) {
1105	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1106	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1107	}	1309	}
1108	} else {	1310	} else {
1109	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1110	}	1312	}
1111	}	1313	}
1112	}	1314	}
1113		1315
1114	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1141	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1142		1344
1143	sync_job {	1345	sync_job {
1144	if (length $$rdata) {	1346	if (length $$rdata) {
1145	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1146	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1147	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1148		1351
1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1357	aio_fsync $fh;
		1358	}
1153	aio_close $fh;	1359	aio_close $fh;
1154		1360
1155	if (@$objs) {	1361	if (@$objs) {
1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1160	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1368	aio_fsync $fh;
		1369	}
1161	aio_close $fh;	1370	aio_close $fh;
1162	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1163	}	1372	}
1164	} else {	1373	} else {
1165	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1166	}	1375	}
1167		1376
1168	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1169	} else {	1381	} else {
1170	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1171	}	1383	}
1172	} else {	1384	} else {
1173	aio_unlink $filename;	1385	aio_unlink $filename;
1174	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1175	}	1387	}
…		…
1199	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1200	$av = $st->{objs};	1412	$av = $st->{objs};
1201	}	1413	}
1202		1414
1203	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1204	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1205	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1206		1419
1207	($data, $av)	1420	($data, $av)
1208	}	1421	}
1209		1422
1210	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1266	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1267		1480
1268	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1269	}	1482	}
1270		1483
		1484	use File::Glob ();
		1485
1271	cf::player->attach (	1486	cf::player->attach (
1272	on_command => sub {	1487	on_unknown_command => sub {
1273	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1274		1489
1275	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1276	or return;	1491	or return;
1277		1492
…		…
1285	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1286		1501
1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1288		1503
1289	if (ref $msg) {	1504	if (ref $msg) {
1290	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1291	"ARRAY" eq ref $msg
1292	? @$msg
1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1294		1506
1295	my @reply;	1507	my @reply;
1296		1508
1297	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1298	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1300		1512
1301	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1302	if $reply;	1514	if $reply;
1303		1515
1304	} else {	1516	} else {
1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1306	}	1518	}
1307		1519
1308	cf::override;	1520	cf::override;
1309	},	1521	},
1310	);	1522	);
1311		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1312	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1313	cf::sync_job {	1553	cf::sync_job {
1314	my %todo;	1554	my %todo;
1315		1555
1316	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1317	next unless -r $path;	1557	next unless -r $path;
…		…
1335		1575
1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1338		1578
1339	$ext{source} =	1579	$ext{source} =
1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1341	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1342	. $source	1582	. $source
1343	. "\n};\n1";	1583	. "\n};\n1";
1344		1584
1345	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1346	}	1586	}
1347		1587
		1588	my $pass = 0;
1348	my %done;	1589	my %done;
1349	while (%todo) {	1590	while (%todo) {
1350	my $progress;	1591	my $progress;
1351		1592
		1593	++$pass;
		1594
		1595	ext:
1352	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1353	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1354	goto skip	1598	next ext
1355	unless exists $done{$_};	1599	unless exists $done{$_};
1356	}	1600	}
1357		1601
1358	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1359		1603
1360	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1361	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1362	: "$v->{base}: extension inactive.\n";
1363		1617
1364	if (exists $v->{meta}{mandatory}) {
1365	warn $msg;
1366	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1367	}	1619	if exists $v->{meta}{mandatory};
1368		1620
1369	warn $msg;	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1622	delete $todo{$k};
		1623	} else {
		1624	$done{$k} = delete $todo{$k};
		1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1370	}	1630	}
1371
1372	$done{$k} = delete $todo{$k};
1373	push @EXTS, $v->{pkg};
1374	$progress = 1;
1375	}	1631	}
1376		1632
1377	skip:	1633	unless ($progress) {
1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1379	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1380	}	1643	}
1381	};	1644	};
1382	}	1645	}
1383		1646
1384	#############################################################################	1647	#############################################################################
1385		1648
1386	=back	1649	=back
1387		1650
1388	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1389		1652
1390	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1391		1654
1392	=cut	1655	=cut
1393		1656
1394	package cf::player;	1657	package cf::player;
1395		1658
…		…
1438		1701
1439	sub exists($) {	1702	sub exists($) {
1440	my ($login) = @_;	1703	my ($login) = @_;
1441		1704
1442	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1443	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1444	}	1707	}
1445		1708
1446	sub find($) {	1709	sub find($) {
1447	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1448	my $login = $_[0];	1711	my $login = $_[0];
…		…
1468	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1469	}	1732	}
1470	}	1733	}
1471	}	1734	}
1472		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1473	sub save($) {	1749	sub save($) {
1474	my ($pl) = @_;	1750	my ($pl) = @_;
1475		1751
1476	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1477		1753
…		…
1482		1758
1483	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1484	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1485		1761
1486	cf::get_slot 0.01;	1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1487		1766
1488	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1489	cf::cede_to_tick;	1768	cf::cede_to_tick;
1490	}	1769	}
1491		1770
…		…
1523	my ($pl) = @_;	1802	my ($pl) = @_;
1524		1803
1525	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1526		1805
1527	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1528	$pl->password ("*"); # this should lock out the player until we nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1529		1808
1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1531	$pl->deactivate;	1810	$pl->deactivate;
		1811
1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1533	$pl->ob->check_score;
1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1535	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1536		1817
1537	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1538	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1539	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1593	\@logins	1874	\@logins
1594	}	1875	}
1595		1876
1596	=item $player->maps	1877	=item $player->maps
1597		1878
		1879	=item cf::player::maps $login
		1880
1598	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1599	player. May block.	1882	player. May block.
1600		1883
1601	=cut	1884	=cut
1602		1885
…		…
1619	}	1902	}
1620		1903
1621	\@paths	1904	\@paths
1622	}	1905	}
1623		1906
1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625		1908
1626	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1627
1628	=cut
1629
1630	sub expand_cfpod {
1631	my ($self, $pod) = @_;
1632
1633	my @nest = [qr<\G$>, undef, ""];
1634	my $xml;
1635
1636	for ($pod) {
1637	while () {
1638	if (/\G( (?: [^BCEGHITUZ&>\n\ ]+ | [BCEGHITUZ](?!<) | \ (?!>) )+ )/xgcs) {
1639	$xml .= $1;
1640	} elsif (/\G\n(?=\S)/xgcs) {
1641	$xml .= " ";
1642	} elsif (/\G\n/xgcs) {
1643	$xml .= "\n";
1644	} elsif (/\G ([BCEGHITUZ]) (< (?: <+\ | (?!<) ) )/xgcs) {
1645	my ($code, $delim) = ($1, scalar reverse $2);
1646	$delim =~ y/</>/; # delim now contains the stop sequence
1647	$delim = qr{\G\Q$delim};
1648
1649	my $cb;
1650
1651	if ($code eq "B") {
1652	$cb = sub { "<b>$_[0]</b>" };
1653	} elsif ($code eq "C") {
1654	$cb = sub { "<tt>$_[0]</tt>" };
1655	} elsif ($code eq "E") {
1656	$cb = sub { warn "E<$_[0]>\n";"&$_[0];" };
1657	} elsif ($code eq "G") {
1658	$cb = sub {
1659	my ($male, $female) = split /\|/, $_[0];
1660	$self->gender ? $female : $male
1661	};
1662	} elsif ($code eq "H") {
1663	$cb = sub {
1664	(
1665	"<fg name=\"lightblue\">[$_[0] (Use hintmode to suppress hints)]</fg>",
1666	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1667	"",
1668	)[$self->{hintmode}];
1669	};
1670	} elsif ($code eq "I") {
1671	$cb = sub { "<i>$_[0]</i>" };
1672	} elsif ($code eq "T") {
1673	$cb = sub { "<big><b>$_[0]</b></big>" };
1674	} elsif ($code eq "U") {
1675	$cb = sub { "<u>$_[0]</u>" };
1676	} elsif ($code eq "Z") {
1677	$cb = sub { };
1678	} else {
1679	die "FATAL error in expand_cfpod";
1680	}
1681
1682	push @nest, [$delim, $cb, $xml];
1683	undef $xml;
1684
1685	} elsif ($_ =~ /$nest[-1][0]/gcs) {
1686	my $nest = pop @nest;
1687
1688	if ($nest->[1]) {
1689	$xml = $nest->[2] . $nest->[1]->($xml);
1690	} else {
1691	last;
1692	}
1693	} elsif (/\G</xgcs) {
1694	$xml .= "&lt;";
1695	} elsif (/\G&/xgcs) {
1696	$xml .= "&amp;";
1697	} elsif (/\G>/xgcs) {
1698	$xml .= ">";
1699	} else {
1700	if ($pod =~ /\G(.+)/xgcs) {
1701	warn "parse error (at $1)($nest[-1][0]) while expanding cfpod:\n$pod";
1702	last;
1703	} else {
1704	warn "parse error (unclosed interior sequence at end of cfpod) while expanding cfpod:\n$pod";
1705	return "<b>Sorry, the server encountered an internal error when formatting this message, please report this.</b>";
1706	}
1707	}
1708	}
1709	}
1710
1711	$xml
1712	}
1713
1714	sub hintmode {
1715	$_[0]{hintmode} = $_[1] if @_ > 1;
1716	$_[0]{hintmode}
1717	}
1718		1910
1719	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1720		1912
1721	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1722		1914
…		…
1754		1946
1755	=cut	1947	=cut
1756		1948
1757	sub find_by_path($) {	1949	sub find_by_path($) {
1758	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1759		1953
1760	my ($match, $specificity);	1954	my ($match, $specificity);
1761		1955
1762	for my $region (list) {	1956	for my $region (list) {
1763	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1792	sub generate_random_map {	1986	sub generate_random_map {
1793	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1794		1988
1795	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
1796		1990
1797	# mit "rum" bekleckern, nicht
1798	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1799	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1800	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1801	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1802	$rmp->{exit_on_final_map},
1803	$rmp->{xsize}, $rmp->{ysize},
1804	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1805	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1806	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1807	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1808	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1809	(cf::region::find $rmp->{region}), $rmp->{custom}
1810	)
1811	}	1992	}
1812		1993
1813	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1814		1995
1815	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
…		…
1820		2001
1821	sub register {	2002	sub register {
1822	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1823	my $pkg = caller;	2004	my $pkg = caller;
1824		2005
1825	no strict;
1826	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1827		2007
1828	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1829	}	2009	}
1830		2010
1831	# also paths starting with '/'	2011	# also paths starting with '/'
1832	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1833		2013
1834	sub thawer_merge {	2014	sub thawer_merge {
1835	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1836		2016
1837	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1842	}	2022	}
1843		2023
1844	sub normalise {	2024	sub normalise {
1845	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1846		2026
1847	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1848		2028
1849	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1850		2030
1851	# map plan:	2031	# map plan:
1852	#	2032	#
…		…
1867	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1868	$path = "$base/$path";	2048	$path = "$base/$path";
1869	}	2049	}
1870		2050
1871	for ($path) {	2051	for ($path) {
1872	redo if s{//}{/};
1873	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1874	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1875	}	2054	}
1876		2055
1877	$path	2056	$path
…		…
1891	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1892	return $self;	2071	return $self;
1893	}	2072	}
1894	}	2073	}
1895		2074
1896	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1897	()	2076	()
1898	}	2077	}
1899		2078
		2079	# may re-bless or do other evil things
1900	sub init {	2080	sub init {
1901	my ($self) = @_;	2081	my ($self) = @_;
1902		2082
1903	$self	2083	$self
1904	}	2084	}
…		…
1935		2115
1936	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1937	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1938	}	2118	}
1939		2119
1940	# and all this just because we cannot iterate over
1941	# all maps in C++...
1942	sub change_all_map_light {
1943	my ($change) = @_;
1944
1945	$_->change_map_light ($change)
1946	for grep $_->outdoor, values %cf::MAP;
1947	}
1948
1949	sub decay_objects {	2120	sub decay_objects {
1950	my ($self) = @_;	2121	my ($self) = @_;
1951		2122
1952	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1953		2124
…		…
1978	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1979		2150
1980	1	2151	1
1981	}	2152	}
1982		2153
		2154	# used to laod the header of an original map
1983	sub load_header_orig {	2155	sub load_header_orig {
1984	my ($self) = @_;	2156	my ($self) = @_;
1985		2157
1986	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1987	}	2159	}
1988		2160
		2161	# used to laod the header of an instantiated map
1989	sub load_header_temp {	2162	sub load_header_temp {
1990	my ($self) = @_;	2163	my ($self) = @_;
1991		2164
1992	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1993	}	2166	}
1994		2167
		2168	# called after loading the header from an instantiated map
1995	sub prepare_temp {	2169	sub prepare_temp {
1996	my ($self) = @_;	2170	my ($self) = @_;
1997		2171
1998	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1999	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
2000	# safety	2174	# safety
2001	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
2002	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
2003	}	2177	}
2004		2178
		2179	# called after loading the header from an original map
2005	sub prepare_orig {	2180	sub prepare_orig {
2006	my ($self) = @_;	2181	my ($self) = @_;
2007		2182
2008	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
2009	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2033		2208
2034	sub find;	2209	sub find;
2035	sub find {	2210	sub find {
2036	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
2037		2212
		2213	cf::cede_to_tick;
		2214
2038	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
2039		2216
2040	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2041	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
2042		2219
2043	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
2044	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2045	my $guard2 = cf::lock_acquire "map_find:$path";
2046
2047	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
2048	or return;	2222	or return;
2049		2223
2050	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
2051		2225
…		…
2063		2237
2064	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
2065	}	2239	}
2066	}	2240	}
2067		2241
2068	sub pre_load { }	2242	sub pre_load { }
2069	sub post_load { }	2243	#sub post_load { } # XS
2070		2244
2071	sub load {	2245	sub load {
2072	my ($self) = @_;	2246	my ($self) = @_;
2073		2247
2074	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2077		2251
2078	{	2252	{
2079	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
2080		2254
2081	return unless $self->valid;	2255	return unless $self->valid;
2082	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2083
2084	$self->in_memory (cf::MAP_LOADING);
2085		2257
2086	$self->alloc;	2258	$self->alloc;
2087		2259
2088	$self->pre_load;	2260	$self->pre_load;
2089	cf::cede_to_tick;	2261	cf::cede_to_tick;
2090		2262
		2263	if (exists $self->{load_path}) {
2091	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2092	$f->skip_block;	2265	$f->skip_block;
2093	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2094	or return;	2267	or return;
2095		2268
2096	$self->post_load_original	2269	$self->post_load_original
2097	if delete $self->{load_original};	2270	if delete $self->{load_original};
2098		2271
2099	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2100	utf8::encode $uniq;	2273	utf8::encode $uniq;
2101	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2102	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2103	$self->clear_unique_items;	2276	$self->clear_unique_items;
2104	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2105	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2106	}	2280	}
2107	}	2281	}
2108	}
2109		2282
2110	$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);
2111		2290
2112	cf::cede_to_tick;	2291	cf::cede_to_tick;
2113	# now do the right thing for maps	2292	# now do the right thing for maps
2114	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2115	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2119	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2120	$self->decay_objects;	2299	$self->decay_objects;
2121	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2122	$self->update_buttons;	2301	$self->update_buttons;
2123	cf::cede_to_tick;	2302	cf::cede_to_tick;
2124	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2125	cf::cede_to_tick;
2126	$self->activate;
2127	}	2304	}
2128		2305
2129	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2130	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2131
2132	$self->in_memory (cf::MAP_ACTIVE);
2133	}	2308	}
2134		2309
2135	$self->post_load;	2310	$self->post_load;
2136	}
2137		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2138	sub customise_for {	2318	sub customise_for {
2139	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2140		2320
2141	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2142	if $self->per_player;	2322	if $self->per_player;
…		…
2145	# if $self->per_party;	2325	# if $self->per_party;
2146		2326
2147	$self	2327	$self
2148	}	2328	}
2149		2329
2150	# find and load all maps in the 3x3 area around a map
2151	sub load_neighbours {
2152	my ($map) = @_;
2153
2154	my @neigh; # diagonal neighbours
2155
2156	for (0 .. 3) {
2157	my $neigh = $map->tile_path ($_)
2158	or next;
2159	$neigh = find $neigh, $map
2160	or next;
2161	$neigh->load;
2162
2163	push @neigh,
2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2166	}
2167
2168	for (grep defined $_->[0], @neigh) {
2169	my ($path, $origin) = @$_;
2170	my $neigh = find $path, $origin
2171	or next;
2172	$neigh->load;
2173	}
2174	}
2175
2176	sub find_sync {	2330	sub find_sync {
2177	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2178		2332
2179	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, $origin
2180	}	2338	}
2181		2339
2182	sub do_load_sync {	2340	sub do_load_sync {
2183	my ($map) = @_;	2341	my ($map) = @_;
2184		2342
		2343	# it's a bug to call this from the main context
2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2186	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2187		2346
2188	cf::sync_job { $map->load };	2347	$map->load;
2189	}	2348	}
2190		2349
2191	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2192	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2193		2352
2194	sub find_async {	2353	sub find_async {
2195	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2196		2355
2197	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2198		2357
2199	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2201	}	2360	}
2202		2361
2203	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2204		2363
2205	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2219	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2220		2379
2221	()	2380	()
2222	}	2381	}
2223		2382
		2383	# common code, used by both ->save and ->swapout
2224	sub save {	2384	sub _save {
2225	my ($self) = @_;	2385	my ($self) = @_;
2226
2227	my $lock = cf::lock_acquire "map_data:$self->{path}";
2228		2386
2229	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2230		2388
2231	return unless $self->dirty;	2389	return unless $self->dirty;
2232		2390
…		…
2252	} else {	2410	} else {
2253	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2254	}	2412	}
2255	}	2413	}
2256		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2257	sub swap_out {	2423	sub swap_out {
2258	my ($self) = @_;	2424	my ($self) = @_;
2259		2425
2260	# save first because save cedes
2261	$self->save;
2262
2263	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2264		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2265	return if $self->players;	2430	return if $self->players;
2266	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
2267	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2268		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
2269	$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};
2270		2482
2271	$self->deactivate;	2483	$self->deactivate;
2272	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2273	$self->clear;	2485	$self->clear;
2274	}
2275
2276	sub reset_at {
2277	my ($self) = @_;
2278
2279	# TODO: safety, remove and allow resettable per-player maps
2280	return 1e99 if $self->{deny_reset};
2281
2282	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2283	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2284
2285	$time + $to
2286	}
2287
2288	sub should_reset {
2289	my ($self) = @_;
2290
2291	$self->reset_at <= $cf::RUNTIME
2292	}
2293
2294	sub reset {
2295	my ($self) = @_;
2296
2297	my $lock = cf::lock_acquire "map_data:$self->{path}";
2298
2299	return if $self->players;
2300
2301	warn "resetting map ", $self->path;
2302
2303	$self->in_memory (cf::MAP_SWAPPED);
2304
2305	# need to save uniques path
2306	unless ($self->{deny_save}) {
2307	my $uniq = $self->uniq_path; utf8::encode $uniq;
2308
2309	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2310	if $uniq;
2311	}
2312
2313	delete $cf::MAP{$self->path};
2314
2315	$self->deactivate;
2316	$_->clear_links_to ($self) for values %cf::MAP;
2317	$self->clear;
2318		2486
2319	$self->unlink_save;	2487	$self->unlink_save;
2320	$self->destroy;	2488	$self->destroy;
2321	}	2489	}
2322		2490
…		…
2330		2498
2331	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2332		2500
2333	$self->unlink_save;	2501	$self->unlink_save;
2334		2502
2335	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2336	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2337	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2338	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2339	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2340		2508
…		…
2397	: normalise $_	2565	: normalise $_
2398	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2399	]	2567	]
2400	}	2568	}
2401		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
2402	=back	2602	=back
2403		2603
2404	=head3 cf::object	2604	=head3 cf::object
2405		2605
2406	=cut	2606	=cut
…		…
2471		2671
2472	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2473	id => "say",	2673	id => "say",
2474	title => "Map",	2674	title => "Map",
2475	reply => "say ",	2675	reply => "say ",
2476	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.",
2477	};	2677	};
2478		2678
2479	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2480	id => "chat",	2680	id => "chat",
2481	title => "Chat",	2681	title => "Chat",
…		…
2536		2736
2537	=item $player_object->enter_link	2737	=item $player_object->enter_link
2538		2738
2539	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}>).
2540		2740
2541	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.
2542	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.
2543		2745
2544	Will never block.	2746	Will never block.
2545		2747
2546	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2547		2749
…		…
2567	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2568	my ($self) = @_;	2770	my ($self) = @_;
2569		2771
2570	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2571		2773
		2774	++$self->{_link_recursion};
		2775
2572	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2573		2777
2574	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2575	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2576		2780
2577	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2578	}	2782	}
2579		2783
2580	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2581	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2582		2786
…		…
2599	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2600	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2601		2805
2602	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2603	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2604	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2605		2809
2606	$map->load;	2810	$map->load;
2607	$map->load_neighbours;
2608		2811
2609	return unless $self->contr->active;	2812	return unless $self->contr->active;
2610	$self->activate_recursive;
2611		2813
2612	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2613	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2614	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2615		2821
		2822	}
		2823
2616	=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)]])
2617		2825
2618	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
2619	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2620	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
2621	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
…		…
2628		2836
2629	our $GOTOGEN;	2837	our $GOTOGEN;
2630		2838
2631	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2632	my ($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	}
2633		2847
2634	# 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
2635	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2636		2850
2637	$self->enter_link;	2851	$self->enter_link;
…		…
2657	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2658	}	2872	}
2659	}	2873	}
2660		2874
2661	my $map = eval {	2875	my $map = eval {
2662	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2663		2877
2664	if ($map) {	2878	if ($map) {
2665	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2666	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2667	} else {	2881	} else {
2668	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2669	}	2883	}
2670		2884
2671	$map	2885	$map
…		…
2679	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2680	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2681	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2682	}	2896	}
2683		2897
2684	$done->() if $done;	2898	$done->($self) if $done;
2685	})->prio (1);	2899	})->prio (1);
2686	}	2900	}
2687		2901
2688	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2689		2903
…		…
2757	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2758		2972
2759	unless (eval {	2973	unless (eval {
2760	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2761		2975
2762	# random map handling
2763	{
2764	my $guard = cf::lock_acquire "exit_prepare:$exit";
2765
2766	prepare_random_map $exit
2767	if $exit->slaying eq "/!";
2768	}
2769
2770	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2771	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2772	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	}
2773		3002
2774	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2775		3004
2776	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2777	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
2778	if $exit->flag (cf::FLAG_DAMNED);	3007	if $exit->flag (cf::FLAG_DAMNED);
2779		3008
2780	1	3009	1
2781	}) {	3010	}) {
2782	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2783	. "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. "
2784	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2785	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2786		3015
2787	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2788	$self->leave_link;	3017	$self->leave_link;
2789	}	3018	}
2790	})->prio (1);	3019	})->prio (1);
2791	}	3020	}
2792		3021
…		…
2804	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2805	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2806		3035
2807	utf8::encode $text;	3036	utf8::encode $text;
2808	$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);
2809	}	3063	}
2810		3064
2811	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2812		3066
2813	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
…		…
2817		3071
2818	=cut	3072	=cut
2819		3073
2820	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2821	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	},
2822	"c/identify" => {	3082	"c/identify" => {
2823	id => "infobox",	3083	id => "infobox",
2824	title => "Identify",	3084	title => "Identify",
2825	reply => undef,	3085	reply => undef,
2826	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2828	"c/examine" => {	3088	"c/examine" => {
2829	id => "infobox",	3089	id => "infobox",
2830	title => "Examine",	3090	title => "Examine",
2831	reply => undef,	3091	reply => undef,
2832	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",
2833	},	3099	},
2834	"c/book" => {	3100	"c/book" => {
2835	id => "infobox",	3101	id => "infobox",
2836	title => "Book",	3102	title => "Book",
2837	reply => undef,	3103	reply => undef,
…		…
2853	id => "infobox",	3119	id => "infobox",
2854	title => "Body Parts",	3120	title => "Body Parts",
2855	reply => undef,	3121	reply => undef,
2856	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2857	},	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	},
2858	"c/uptime" => {	3160	"c/uptime" => {
2859	id => "infobox",	3161	id => "infobox",
2860	title => "Uptime",	3162	title => "Uptime",
2861	reply => undef,	3163	reply => undef,
2862	tooltip => "How long the server has been running since last restart",	3164	tooltip => "How long the server has been running since last restart",
…		…
2871	id => "party",	3173	id => "party",
2872	title => "Party",	3174	title => "Party",
2873	reply => "gsay ",	3175	reply => "gsay ",
2874	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2875	},	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" => $CHAT_CHANNEL,
2876	);	3186	);
2877		3187
2878	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2879	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2880		3190
2881	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2882		3193
2883	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2884		3195
2885	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2886	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2887	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2888		3199
2889	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891
2892	$channel = $channel->{id};	3201	$channel = $channel->{id};
2893		3202
2894	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2895	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2896	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2897	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2898	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2899	if $self->can_msg;
2900	}	3208	}
2901		3209
2902	$channel = $channel->{id};	3210	$channel = $channel->{id};
2903	}	3211	}
2904		3212
2905	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2906		3214
2907	if ($self->can_msg) {
2908	# default colour, mask it out	3215	# default colour, mask it out
2909	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2910	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2911		3218
2912	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2913	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2914	} else {	3222	);
2915	if ($color >= 0) {
2916	# replace some tags by gcfclient-compatible ones
2917	for ($msg) {
2918	1 while
2919	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2920	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2921	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2922	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2923	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2924	}
2925		3223
2926	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2927
2928	utf8::encode $msg;
2929
2930	if (0 && $msg =~ /\[/) {
2931	# COMMAND/INFO
2932	$self->send_packet ("drawextinfo $color 10 8 $msg")
2933	} else {
2934	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2935	$self->send_packet ("drawinfo $color $msg")
2936	}
2937	}
2938	}
2939	}	3225	}
2940		3226
2941	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2942		3228
2943	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2946		3232
2947	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2948	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2949		3235
2950	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2951	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2952	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2953	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2954	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2955	}	3241	}
2956	}	3242	}
2957		3243
2958	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2959		3245
…		…
2962	=cut	3248	=cut
2963		3249
2964	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2965	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2966		3252
2967	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2968	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2969	} elsif ($self->extcmd == 1) {
2970	#TODO: version 1, remove
2971	unshift @msg, msgtype => "reply", msgid => $id;
2972	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2973	}
2974	}	3256	}
2975		3257
2976	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2977		3259
2978	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
3033	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
3034		3316
3035	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3036		3318
3037	if (ref $msg) {	3319	if (ref $msg) {
3038	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3039	"ARRAY" eq ref $msg
3040	? @$msg
3041	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3042		3321
3043	my @reply;	3322	my @reply;
3044		3323
3045	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
3046	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
3048		3327
3049	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
3050	if $reply;	3329	if $reply;
3051		3330
3052	} else {	3331	} else {
3053	warn "client " . ($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";
3054	}	3333	}
3055		3334
3056	cf::override;	3335	cf::override;
3057	},	3336	},
3058	);	3337	);
…		…
3078		3357
3079	$coro	3358	$coro
3080	}	3359	}
3081		3360
3082	cf::client->attach (	3361	cf::client->attach (
3083	on_destroy => sub {	3362	on_client_destroy => sub {
3084	my ($ns) = @_;	3363	my ($ns) = @_;
3085		3364
3086	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3087	},	3366	},
3088	);	3367	);
…		…
3104	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3105		3384
3106	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3107		3386
3108	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3109	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3110	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3111	sort time	3390	sort time
3112	));	3391	));
3113		3392
3114	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3118	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3119		3398
3120	cf::object	3399	cf::object
3121	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3122	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3123		3403
3124	cf::object::player	3404	cf::object::player
3125	player	3405	player
3126		3406
3127	cf::player	3407	cf::player
…		…
3133	=cut	3413	=cut
3134		3414
3135	for (	3415	for (
3136	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3137	insert remove inv nrof name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3138	decrease split destroy change_exp)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3139	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3140	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3141	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3142	) {	3422	) {
3143	no strict 'refs';
3144	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3145	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3146	for @funs;	3425	for @funs;
3147	}	3426	}
3148		3427
…		…
3163		3442
3164	my $qcode = $code;	3443	my $qcode = $code;
3165	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3166	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3167		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3168	local $_;	3450	local $_;
3169	local @safe::cf::_safe_eval_args = values %vars;
3170		3451
3171	my $eval =	3452	my $eval =
3172	"do {\n"	3453	"do {\n"
3173	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3174	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3175	. $code	3456	. $code
3176	. "\n}"	3457	. "\n}"
3177	;	3458	;
3178		3459
		3460	if ($CFG{safe_eval}) {
3179	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3180	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3181	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3182		3469
3183	if ($@) {	3470	if ($@) {
3184	warn "$@";	3471	warn "$@",
3185	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3186	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3187	}	3474	}
3188		3475
3189	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3190	}	3477	}
3191		3478
…		…
3205	=cut	3492	=cut
3206		3493
3207	sub register_script_function {	3494	sub register_script_function {
3208	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3209		3496
3210	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3211	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3212	}	3499	}
3213		3500
3214	=back	3501	=back
3215		3502
3216	=cut	3503	=cut
3217		3504
3218	#############################################################################	3505	#############################################################################
3219	# 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
3220		3509
3221	sub load_facedata($) {	3510	sub load_facedata($) {
3222	my ($path) = @_;	3511	my ($path) = @_;
3223		3512
3224	# 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
3225	# for this (global event?)	3514	# for this (global event?)
3226	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3227		3516
3228	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3229		3518
3230	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3231		3520
3232	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3233	0 < aio_load $path, $facedata
3234	or die "$path: $!";
3235
3236	$facedata = Coro::Storable::thaw $facedata;
3237		3522
3238	$facedata->{version} == 2	3523	$facedata->{version} == 2
3239	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3240		3525
3241	# 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]);
3242	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3243	type => FT_RSRC,	3529	type => FT_RSRC,
3244	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),
3245	};	3532	};
3246	cf::cede_to_tick;	3533	cf::cede_to_tick;
3247		3534
3248	{	3535	{
3249	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
…		…
3251	while (my ($face, $info) = each %$faces) {	3538	while (my ($face, $info) = each %$faces) {
3252	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3539	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3253		3540
3254	cf::face::set_visibility $idx, $info->{visibility};	3541	cf::face::set_visibility $idx, $info->{visibility};
3255	cf::face::set_magicmap $idx, $info->{magicmap};	3542	cf::face::set_magicmap $idx, $info->{magicmap};
3256	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3543	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3257	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3544	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3545	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3546	$FACEHASH{$info->{hash64}} = $idx;#d#
3258		3547
3259	cf::cede_to_tick;	3548	cf::cede_to_tick;
3260	}	3549	}
3261		3550
3262	while (my ($face, $info) = each %$faces) {	3551	while (my ($face, $info) = each %$faces) {
…		…
3267		3556
3268	if (my $smooth = cf::face::find $info->{smooth}) {	3557	if (my $smooth = cf::face::find $info->{smooth}) {
3269	cf::face::set_smooth $idx, $smooth;	3558	cf::face::set_smooth $idx, $smooth;
3270	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3559	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3271	} else {	3560	} else {
3272	warn "smooth face '$info->{smooth}' not found for face '$face'";	3561	error "smooth face '$info->{smooth}' not found for face '$face'";
3273	}	3562	}
3274		3563
3275	cf::cede_to_tick;	3564	cf::cede_to_tick;
3276	}	3565	}
3277	}	3566	}
…		…
3286		3575
3287	cf::anim::invalidate_all; # d'oh	3576	cf::anim::invalidate_all; # d'oh
3288	}	3577	}
3289		3578
3290	{	3579	{
3291	# TODO: for gcfclient pleasure, we should give resources
3292	# that gcfclient doesn't grok a >10000 face index.
3293	my $res = $facedata->{resource};	3580	my $res = $facedata->{resource};
3294		3581
3295	while (my ($name, $info) = each %$res) {	3582	while (my ($name, $info) = each %$res) {
3296	if (defined $info->{type}) {	3583	if (defined (my $type = $info->{type})) {
		3584	# TODO: different hash - must free and use new index, or cache ixface data queue
3297	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3585	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3298	my $data;
3299		3586
3300	if ($info->{type} & 1) {	3587	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3301	# prepend meta info
3302
3303	my $meta = $enc->encode ({
3304	name => $name,
3305	%{ $info->{meta} || {} },
3306	});
3307
3308	$data = pack "(w/a*)*", $meta, $info->{data};
3309	} else {
3310	$data = $info->{data};
3311	}
3312
3313	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3314	cf::face::set_type $idx, $info->{type};	3588	cf::face::set_type $idx, $type;
		3589	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3590	$FACEHASH{$info->{hash}} = $idx;#d#
3315	} else {	3591	} else {
3316	$RESOURCE{$name} = $info;	3592	# $RESOURCE{$name} = $info; # unused
3317	}	3593	}
3318		3594
3319	cf::cede_to_tick;	3595	cf::cede_to_tick;
3320	}	3596	}
3321	}	3597	}
3322		3598
3323	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3599	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3324		3600
3325	1	3601	1
3326	}	3602	}
3327
3328	cf::global->attach (on_resource_update => sub {
3329	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3330	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3331
3332	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3333	my $sound = $soundconf->{compat}[$_]
3334	or next;
3335
3336	my $face = cf::face::find "sound/$sound->[1]";
3337	cf::sound::set $sound->[0] => $face;
3338	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3339	}
3340
3341	while (my ($k, $v) = each %{$soundconf->{event}}) {
3342	my $face = cf::face::find "sound/$v";
3343	cf::sound::set $k => $face;
3344	}
3345	}
3346	});
3347		3603
3348	register_exticmd fx_want => sub {	3604	register_exticmd fx_want => sub {
3349	my ($ns, $want) = @_;	3605	my ($ns, $want) = @_;
3350		3606
3351	while (my ($k, $v) = each %$want) {	3607	while (my ($k, $v) = each %$want) {
…		…
3390	sub reload_treasures {	3646	sub reload_treasures {
3391	load_resource_file "$DATADIR/treasures"	3647	load_resource_file "$DATADIR/treasures"
3392	or die "unable to load treasurelists\n";	3648	or die "unable to load treasurelists\n";
3393	}	3649	}
3394		3650
		3651	sub reload_sound {
		3652	trace "loading sound config from $DATADIR/sound\n";
		3653
		3654	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3655
		3656	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3657	my $sound = $soundconf->{compat}[$_]
		3658	or next;
		3659
		3660	my $face = cf::face::find "sound/$sound->[1]";
		3661	cf::sound::set $sound->[0] => $face;
		3662	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3663	}
		3664
		3665	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3666	my $face = cf::face::find "sound/$v";
		3667	cf::sound::set $k => $face;
		3668	}
		3669	}
		3670
3395	sub reload_resources {	3671	sub reload_resources {
3396	warn "reloading resource files...\n";	3672	trace "reloading resource files...\n";
3397		3673
		3674	reload_exp_table;
		3675	reload_materials;
3398	reload_facedata;	3676	reload_facedata;
		3677	reload_sound;
3399	reload_archetypes;	3678	reload_archetypes;
3400	reload_regions;	3679	reload_regions;
3401	reload_treasures;	3680	reload_treasures;
3402		3681
3403	warn "finished reloading resource files\n";	3682	trace "finished reloading resource files\n";
3404	}
3405
3406	sub init {
3407	my $guard = freeze_mainloop;
3408
3409	evthread_start IO::AIO::poll_fileno;
3410
3411	reload_resources;
3412	}	3683	}
3413		3684
3414	sub reload_config {	3685	sub reload_config {
3415	open my $fh, "<:utf8", "$CONFDIR/config"	3686	trace "reloading config file...\n";
3416	or return;
3417		3687
3418	local $/;	3688	my $config = load_file "$CONFDIR/config";
3419	*CFG = YAML::Load <$fh>;	3689	utf8::decode $config;
		3690	*CFG = decode_yaml $config;
3420		3691
3421	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3692	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3422		3693
3423	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3694	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3424	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3695	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3425		3696
3426	if (exists $CFG{mlockall}) {	3697	if (exists $CFG{mlockall}) {
…		…
3430	};	3701	};
3431	warn $@ if $@;	3702	warn $@ if $@;
3432	}	3703	}
3433	}	3704	}
3434		3705
		3706	sub pidfile() {
		3707	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3708	or die "$PIDFILE: $!";
		3709	flock $fh, &Fcntl::LOCK_EX
		3710	or die "$PIDFILE: flock: $!";
		3711	$fh
		3712	}
		3713
		3714	# make sure only one server instance is running at any one time
		3715	sub atomic {
		3716	my $fh = pidfile;
		3717
		3718	my $pid = <$fh>;
		3719	kill 9, $pid if $pid > 0;
		3720
		3721	seek $fh, 0, 0;
		3722	print $fh $$;
		3723	}
		3724
		3725	sub main_loop {
		3726	trace "EV::loop starting\n";
		3727	if (1) {
		3728	EV::loop;
		3729	}
		3730	trace "EV::loop returned\n";
		3731	goto &main_loop unless $REALLY_UNLOOP;
		3732	}
		3733
3435	sub main {	3734	sub main {
		3735	cf::init_globals; # initialise logging
		3736
		3737	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3738	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3739	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3740	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3741
		3742	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3743
3436	# we must not ever block the main coroutine	3744	# we must not ever block the main coroutine
3437	local $Coro::idle = sub {	3745	local $Coro::idle = sub {
3438	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3746	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3439	(async {	3747	(async {
3440	$Coro::current->{desc} = "IDLE BUG HANDLER";	3748	$Coro::current->{desc} = "IDLE BUG HANDLER";
3441	EV::loop EV::LOOP_ONESHOT;	3749	EV::loop EV::LOOP_ONESHOT;
3442	})->prio (Coro::PRIO_MAX);	3750	})->prio (Coro::PRIO_MAX);
3443	};	3751	};
3444		3752
3445	{	3753	evthread_start IO::AIO::poll_fileno;
3446	my $guard = freeze_mainloop;	3754
		3755	cf::sync_job {
		3756	cf::incloader::init ();
		3757
		3758	cf::init_anim;
		3759	cf::init_attackmess;
		3760	cf::init_dynamic;
		3761
		3762	cf::load_settings;
		3763
		3764	reload_resources;
3447	reload_config;	3765	reload_config;
3448	db_init;	3766	db_init;
		3767
		3768	cf::init_uuid;
		3769	cf::init_signals;
		3770	cf::init_skills;
		3771
		3772	cf::init_beforeplay;
		3773
		3774	atomic;
		3775
3449	load_extensions;	3776	load_extensions;
3450		3777
3451	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3778	utime time, time, $RUNTIMEFILE;
		3779
		3780	# no (long-running) fork's whatsoever before this point(!)
		3781	use POSIX ();
		3782	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3783
		3784	cf::_post_init 0;
3452	}	3785	};
3453		3786
3454	EV::loop;	3787	cf::object::thawer::errors_are_fatal 0;
		3788	info "parse errors in files are no longer fatal from this point on.\n";
		3789
		3790	AE::postpone {
		3791	undef &main; # free gobs of memory :)
		3792	};
		3793
		3794	goto &main_loop;
3455	}	3795	}
3456		3796
3457	#############################################################################	3797	#############################################################################
3458	# initialisation and cleanup	3798	# initialisation and cleanup
3459		3799
3460	# install some emergency cleanup handlers	3800	# install some emergency cleanup handlers
3461	BEGIN {	3801	BEGIN {
3462	our %SIGWATCHER = ();	3802	our %SIGWATCHER = ();
3463	for my $signal (qw(INT HUP TERM)) {	3803	for my $signal (qw(INT HUP TERM)) {
3464	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3804	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3465	cf::cleanup "SIG$signal";	3805	cf::cleanup "SIG$signal";
3466	};	3806	};
3467	}	3807	}
3468	}	3808	}
3469		3809
3470	sub write_runtime_sync {	3810	sub write_runtime_sync {
3471	my $runtime = "$LOCALDIR/runtime";	3811	my $t0 = AE::time;
3472		3812
3473	# first touch the runtime file to show we are still running:	3813	# first touch the runtime file to show we are still running:
3474	# the fsync below can take a very very long time.	3814	# the fsync below can take a very very long time.
3475		3815
3476	IO::AIO::aio_utime $runtime, undef, undef;	3816	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3477		3817
3478	my $guard = cf::lock_acquire "write_runtime";	3818	my $guard = cf::lock_acquire "write_runtime";
3479		3819
3480	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3820	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3481	or return;	3821	or return;
3482		3822
3483	my $value = $cf::RUNTIME + 90 + 10;	3823	my $value = $cf::RUNTIME + 90 + 10;
3484	# 10 is the runtime save interval, for a monotonic clock	3824	# 10 is the runtime save interval, for a monotonic clock
3485	# 60 allows for the watchdog to kill the server.	3825	# 60 allows for the watchdog to kill the server.
…		…
3495	aio_utime $fh, undef, undef;	3835	aio_utime $fh, undef, undef;
3496		3836
3497	close $fh	3837	close $fh
3498	or return;	3838	or return;
3499		3839
3500	aio_rename "$runtime~", $runtime	3840	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3501	and return;	3841	and return;
3502		3842
3503	warn "runtime file written.\n";	3843	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3504		3844
3505	1	3845	1
3506	}	3846	}
3507		3847
3508	our $uuid_lock;	3848	our $uuid_lock;
…		…
3517	my $uuid = "$LOCALDIR/uuid";	3857	my $uuid = "$LOCALDIR/uuid";
3518		3858
3519	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3859	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3520	or return;	3860	or return;
3521		3861
3522	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3862	my $value = uuid_seq uuid_cur;
		3863
		3864	unless ($value) {
		3865	info "cowardly refusing to write zero uuid value!\n";
		3866	return;
		3867	}
		3868
		3869	my $value = uuid_str $value + $uuid_skip;
3523	$uuid_skip = 0;	3870	$uuid_skip = 0;
3524		3871
3525	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3872	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3526	and return;	3873	and return;
3527		3874
…		…
3533	or return;	3880	or return;
3534		3881
3535	aio_rename "$uuid~", $uuid	3882	aio_rename "$uuid~", $uuid
3536	and return;	3883	and return;
3537		3884
3538	warn "uuid file written ($value).\n";	3885	trace "uuid file written ($value).\n";
3539		3886
3540	1	3887	1
3541		3888
3542	}	3889	}
3543		3890
…		…
3549	}	3896	}
3550		3897
3551	sub emergency_save() {	3898	sub emergency_save() {
3552	my $freeze_guard = cf::freeze_mainloop;	3899	my $freeze_guard = cf::freeze_mainloop;
3553		3900
3554	warn "enter emergency perl save\n";	3901	info "emergency_perl_save: enter\n";
		3902
		3903	# this is a trade-off: we want to be very quick here, so
		3904	# save all maps without fsync, and later call a global sync
		3905	# (which in turn might be very very slow)
		3906	local $USE_FSYNC = 0;
3555		3907
3556	cf::sync_job {	3908	cf::sync_job {
		3909	cf::write_runtime_sync; # external watchdog should not bark
		3910
3557	# use a peculiar iteration method to avoid tripping on perl	3911	# use a peculiar iteration method to avoid tripping on perl
3558	# refcount bugs in for. also avoids problems with players	3912	# refcount bugs in for. also avoids problems with players
3559	# and maps saved/destroyed asynchronously.	3913	# and maps saved/destroyed asynchronously.
3560	warn "begin emergency player save\n";	3914	info "emergency_perl_save: begin player save\n";
3561	for my $login (keys %cf::PLAYER) {	3915	for my $login (keys %cf::PLAYER) {
3562	my $pl = $cf::PLAYER{$login} or next;	3916	my $pl = $cf::PLAYER{$login} or next;
3563	$pl->valid or next;	3917	$pl->valid or next;
3564	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3918	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3565	$pl->save;	3919	$pl->save;
3566	}	3920	}
3567	warn "end emergency player save\n";	3921	info "emergency_perl_save: end player save\n";
3568		3922
3569	warn "begin emergency map save\n";	3923	cf::write_runtime_sync; # external watchdog should not bark
		3924
		3925	info "emergency_perl_save: begin map save\n";
3570	for my $path (keys %cf::MAP) {	3926	for my $path (keys %cf::MAP) {
3571	my $map = $cf::MAP{$path} or next;	3927	my $map = $cf::MAP{$path} or next;
3572	$map->valid or next;	3928	$map->valid or next;
3573	$map->save;	3929	$map->save;
3574	}	3930	}
3575	warn "end emergency map save\n";	3931	info "emergency_perl_save: end map save\n";
3576		3932
3577	warn "begin emergency database checkpoint\n";	3933	cf::write_runtime_sync; # external watchdog should not bark
		3934
		3935	info "emergency_perl_save: begin database checkpoint\n";
3578	BDB::db_env_txn_checkpoint $DB_ENV;	3936	BDB::db_env_txn_checkpoint $DB_ENV;
3579	warn "end emergency database checkpoint\n";	3937	info "emergency_perl_save: end database checkpoint\n";
3580		3938
3581	warn "begin write uuid\n";	3939	info "emergency_perl_save: begin write uuid\n";
3582	write_uuid_sync 1;	3940	write_uuid_sync 1;
3583	warn "end write uuid\n";	3941	info "emergency_perl_save: end write uuid\n";
		3942
		3943	cf::write_runtime_sync; # external watchdog should not bark
		3944
		3945	trace "emergency_perl_save: syncing database to disk";
		3946	BDB::db_env_txn_checkpoint $DB_ENV;
		3947
		3948	info "emergency_perl_save: starting sync\n";
		3949	IO::AIO::aio_sync sub {
		3950	info "emergency_perl_save: finished sync\n";
		3951	};
		3952
		3953	cf::write_runtime_sync; # external watchdog should not bark
		3954
		3955	trace "emergency_perl_save: flushing outstanding aio requests";
		3956	while (IO::AIO::nreqs || BDB::nreqs) {
		3957	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3958	}
		3959
		3960	cf::write_runtime_sync; # external watchdog should not bark
3584	};	3961	};
3585		3962
3586	warn "leave emergency perl save\n";	3963	info "emergency_perl_save: leave\n";
3587	}	3964	}
3588		3965
3589	sub post_cleanup {	3966	sub post_cleanup {
3590	my ($make_core) = @_;	3967	my ($make_core) = @_;
3591		3968
		3969	IO::AIO::flush;
		3970
3592	warn Carp::longmess "post_cleanup backtrace"	3971	error Carp::longmess "post_cleanup backtrace"
3593	if $make_core;	3972	if $make_core;
		3973
		3974	my $fh = pidfile;
		3975	unlink $PIDFILE if <$fh> == $$;
3594	}	3976	}
3595		3977
3596	# a safer delete_package, copied from Symbol	3978	# a safer delete_package, copied from Symbol
3597	sub clear_package($) {	3979	sub clear_package($) {
3598	my $pkg = shift;	3980	my $pkg = shift;
…		…
3614	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3996	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3615	for my $name (keys %$leaf_symtab) {	3997	for my $name (keys %$leaf_symtab) {
3616	_gv_clear *{"$pkg$name"};	3998	_gv_clear *{"$pkg$name"};
3617	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3999	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3618	}	4000	}
3619	warn "cleared package #$pkg\n";#d#
3620	}	4001	}
3621
3622	our $RELOAD; # how many times to reload
3623		4002
3624	sub do_reload_perl() {	4003	sub do_reload_perl() {
3625	# can/must only be called in main	4004	# can/must only be called in main
3626	if ($Coro::current != $Coro::main) {	4005	unless (in_main) {
3627	warn "can only reload from main coroutine";	4006	error "can only reload from main coroutine";
3628	return;	4007	return;
3629	}	4008	}
3630		4009
3631	return if $RELOAD++;	4010	return if $RELOAD++;
3632		4011
		4012	my $t1 = AE::time;
		4013
3633	while ($RELOAD) {	4014	while ($RELOAD) {
3634	warn "reloading...";	4015	cf::get_slot 0.1, -1, "reload_perl";
		4016	info "perl_reload: reloading...";
3635		4017
3636	warn "entering sync_job";	4018	trace "perl_reload: entering sync_job";
3637		4019
3638	cf::sync_job {	4020	cf::sync_job {
3639	cf::write_runtime_sync; # external watchdog should not bark
3640	cf::emergency_save;	4021	#cf::emergency_save;
3641	cf::write_runtime_sync; # external watchdog should not bark
3642		4022
3643	warn "syncing database to disk";
3644	BDB::db_env_txn_checkpoint $DB_ENV;
3645
3646	# if anything goes wrong in here, we should simply crash as we already saved
3647
3648	warn "flushing outstanding aio requests";
3649	while (IO::AIO::nreqs || BDB::nreqs) {
3650	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3651	}
3652
3653	warn "cancelling all extension coros";	4023	trace "perl_reload: cancelling all extension coros";
3654	$_->cancel for values %EXT_CORO;	4024	$_->cancel for values %EXT_CORO;
3655	%EXT_CORO = ();	4025	%EXT_CORO = ();
3656		4026
3657	warn "removing commands";	4027	trace "perl_reload: removing commands";
3658	%COMMAND = ();	4028	%COMMAND = ();
3659		4029
3660	warn "removing ext/exti commands";	4030	trace "perl_reload: removing ext/exti commands";
3661	%EXTCMD = ();	4031	%EXTCMD = ();
3662	%EXTICMD = ();	4032	%EXTICMD = ();
3663		4033
3664	warn "unloading/nuking all extensions";	4034	trace "perl_reload: unloading/nuking all extensions";
3665	for my $pkg (@EXTS) {	4035	for my $pkg (@EXTS) {
3666	warn "... unloading $pkg";	4036	trace "... unloading $pkg";
3667		4037
3668	if (my $cb = $pkg->can ("unload")) {	4038	if (my $cb = $pkg->can ("unload")) {
3669	eval {	4039	eval {
3670	$cb->($pkg);	4040	$cb->($pkg);
3671	1	4041	1
3672	} or warn "$pkg unloaded, but with errors: $@";	4042	} or error "$pkg unloaded, but with errors: $@";
3673	}	4043	}
3674		4044
3675	warn "... clearing $pkg";	4045	trace "... clearing $pkg";
3676	clear_package $pkg;	4046	clear_package $pkg;
3677	}	4047	}
3678		4048
3679	warn "unloading all perl modules loaded from $LIBDIR";	4049	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3680	while (my ($k, $v) = each %INC) {	4050	while (my ($k, $v) = each %INC) {
3681	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4051	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3682		4052
3683	warn "... unloading $k";	4053	trace "... unloading $k";
3684	delete $INC{$k};	4054	delete $INC{$k};
3685		4055
3686	$k =~ s/\.pm$//;	4056	$k =~ s/\.pm$//;
3687	$k =~ s/\//::/g;	4057	$k =~ s/\//::/g;
3688		4058
…		…
3691	}	4061	}
3692		4062
3693	clear_package $k;	4063	clear_package $k;
3694	}	4064	}
3695		4065
3696	warn "getting rid of safe::, as good as possible";	4066	trace "perl_reload: getting rid of safe::, as good as possible";
3697	clear_package "safe::$_"	4067	clear_package "safe::$_"
3698	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4068	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3699		4069
3700	warn "unloading cf.pm \"a bit\"";	4070	trace "perl_reload: unloading cf.pm \"a bit\"";
3701	delete $INC{"cf.pm"};	4071	delete $INC{"cf.pm"};
3702	delete $INC{"cf/pod.pm"};	4072	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3703		4073
3704	# don't, removes xs symbols, too,	4074	# don't, removes xs symbols, too,
3705	# and global variables created in xs	4075	# and global variables created in xs
3706	#clear_package __PACKAGE__;	4076	#clear_package __PACKAGE__;
3707		4077
3708	warn "unload completed, starting to reload now";	4078	info "perl_reload: unload completed, starting to reload now";
3709		4079
3710	warn "reloading cf.pm";	4080	trace "perl_reload: reloading cf.pm";
3711	require cf;	4081	require cf;
3712	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4082	cf::_connect_to_perl_1;
3713		4083
3714	warn "loading config and database again";	4084	trace "perl_reload: loading config and database again";
3715	cf::reload_config;	4085	cf::reload_config;
3716		4086
3717	warn "loading extensions";	4087	trace "perl_reload: loading extensions";
3718	cf::load_extensions;	4088	cf::load_extensions;
3719		4089
		4090	if ($REATTACH_ON_RELOAD) {
3720	warn "reattaching attachments to objects/players";	4091	trace "perl_reload: reattaching attachments to objects/players";
3721	_global_reattach; # objects, sockets	4092	_global_reattach; # objects, sockets
3722	warn "reattaching attachments to maps";	4093	trace "perl_reload: reattaching attachments to maps";
3723	reattach $_ for values %MAP;	4094	reattach $_ for values %MAP;
3724	warn "reattaching attachments to players";	4095	trace "perl_reload: reattaching attachments to players";
3725	reattach $_ for values %PLAYER;	4096	reattach $_ for values %PLAYER;
		4097	}
3726		4098
3727	warn "leaving sync_job";	4099	cf::_post_init 1;
		4100
		4101	trace "perl_reload: leaving sync_job";
3728		4102
3729	1	4103	1
3730	} or do {	4104	} or do {
3731	warn $@;	4105	error $@;
3732	cf::cleanup "error while reloading, exiting.";	4106	cf::cleanup "perl_reload: error, exiting.";
3733	};	4107	};
3734		4108
3735	warn "reloaded";
3736	--$RELOAD;	4109	--$RELOAD;
3737	}	4110	}
		4111
		4112	$t1 = AE::time - $t1;
		4113	info "perl_reload: completed in ${t1}s\n";
3738	};	4114	};
3739		4115
3740	our $RELOAD_WATCHER; # used only during reload	4116	our $RELOAD_WATCHER; # used only during reload
3741		4117
3742	sub reload_perl() {	4118	sub reload_perl() {
3743	# doing reload synchronously and two reloads happen back-to-back,	4119	# doing reload synchronously and two reloads happen back-to-back,
3744	# coro crashes during coro_state_free->destroy here.	4120	# coro crashes during coro_state_free->destroy here.
3745		4121
		4122	$RELOAD_WATCHER ||= cf::async {
		4123	Coro::AIO::aio_wait cache_extensions;
		4124
3746	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4125	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3747	do_reload_perl;	4126	do_reload_perl;
3748	undef $RELOAD_WATCHER;	4127	undef $RELOAD_WATCHER;
		4128	};
3749	};	4129	};
3750	}	4130	}
3751		4131
3752	register_command "reload" => sub {	4132	register_command "reload" => sub {
3753	my ($who, $arg) = @_;	4133	my ($who, $arg) = @_;
…		…
3759	reload_perl;	4139	reload_perl;
3760	};	4140	};
3761	}	4141	}
3762	};	4142	};
3763		4143
3764	unshift @INC, $LIBDIR;	4144	#############################################################################
3765		4145
3766	my $bug_warning = 0;	4146	my $bug_warning = 0;
3767		4147
3768	our @WAIT_FOR_TICK;
3769	our @WAIT_FOR_TICK_BEGIN;
3770
3771	sub wait_for_tick {	4148	sub wait_for_tick() {
3772	return if tick_inhibit || $Coro::current == $Coro::main;	4149	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3773		4150
3774	my $signal = new Coro::Signal;	4151	$WAIT_FOR_TICK->wait;
3775	push @WAIT_FOR_TICK, $signal;
3776	$signal->wait;
3777	}	4152	}
3778		4153
3779	sub wait_for_tick_begin {	4154	sub wait_for_tick_begin() {
3780	return if tick_inhibit || $Coro::current == $Coro::main;	4155	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3781		4156
3782	my $signal = new Coro::Signal;	4157	my $signal = new Coro::Signal;
3783	push @WAIT_FOR_TICK_BEGIN, $signal;	4158	push @WAIT_FOR_TICK_BEGIN, $signal;
3784	$signal->wait;	4159	$signal->wait;
3785	}	4160	}
…		…
3789	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4164	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3790	unless ++$bug_warning > 10;	4165	unless ++$bug_warning > 10;
3791	return;	4166	return;
3792	}	4167	}
3793		4168
3794	cf::server_tick; # one server iteration	4169	cf::one_tick; # one server iteration
		4170
		4171	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3795		4172
3796	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4173	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3797	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4174	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3798	Coro::async_pool {	4175	Coro::async_pool {
3799	$Coro::current->{desc} = "runtime saver";	4176	$Coro::current->{desc} = "runtime saver";
3800	write_runtime_sync	4177	write_runtime_sync
3801	or warn "ERROR: unable to write runtime file: $!";	4178	or error "ERROR: unable to write runtime file: $!";
3802	};	4179	};
3803	}	4180	}
3804		4181
3805	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4182	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3806	$sig->send;	4183	$sig->send;
3807	}	4184	}
3808	while (my $sig = shift @WAIT_FOR_TICK) {	4185	$WAIT_FOR_TICK->broadcast;
3809	$sig->send;
3810	}
3811		4186
3812	$LOAD = ($NOW - $TICK_START) / $TICK;	4187	$LOAD = ($NOW - $TICK_START) / $TICK;
3813	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4188	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3814		4189
3815	if (0) {	4190	if (0) {
3816	if ($NEXT_TICK) {	4191	if ($NEXT_TICK) {
3817	my $jitter = $TICK_START - $NEXT_TICK;	4192	my $jitter = $TICK_START - $NEXT_TICK;
3818	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4193	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3819	warn "jitter $JITTER\n";#d#	4194	debug "jitter $JITTER\n";#d#
3820	}	4195	}
3821	}	4196	}
3822	}	4197	}
3823		4198
3824	{	4199	{
3825	# configure BDB	4200	# configure BDB
3826		4201
3827	BDB::min_parallel 8;	4202	BDB::min_parallel 16;
3828	BDB::max_poll_reqs $TICK * 0.1;	4203	BDB::max_poll_reqs $TICK * 0.1;
3829	$AnyEvent::BDB::WATCHER->priority (1);	4204	#$AnyEvent::BDB::WATCHER->priority (1);
3830		4205
3831	unless ($DB_ENV) {	4206	unless ($DB_ENV) {
3832	$DB_ENV = BDB::db_env_create;	4207	$DB_ENV = BDB::db_env_create;
3833	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4208	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3834	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4209	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3869	IO::AIO::min_parallel 8;	4244	IO::AIO::min_parallel 8;
3870	IO::AIO::max_poll_time $TICK * 0.1;	4245	IO::AIO::max_poll_time $TICK * 0.1;
3871	undef $AnyEvent::AIO::WATCHER;	4246	undef $AnyEvent::AIO::WATCHER;
3872	}	4247	}
3873		4248
3874	my $_log_backtrace;	4249	our $_log_backtrace;
		4250	our $_log_backtrace_last;
3875		4251
3876	sub _log_backtrace {	4252	sub _log_backtrace {
3877	my ($msg, @addr) = @_;	4253	my ($msg, @addr) = @_;
3878		4254
3879	$msg =~ s/\n//;	4255	$msg =~ s/\n$//;
3880		4256
		4257	if ($_log_backtrace_last eq $msg) {
		4258	LOG llevInfo, "[ABT] $msg\n";
		4259	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3881	# limit the # of concurrent backtraces	4260	# limit the # of concurrent backtraces
3882	if ($_log_backtrace < 2) {	4261	} elsif ($_log_backtrace < 2) {
		4262	$_log_backtrace_last = $msg;
3883	++$_log_backtrace;	4263	++$_log_backtrace;
		4264	my $perl_bt = Carp::longmess $msg;
3884	async {	4265	async {
3885	$Coro::current->{desc} = "abt $msg";	4266	$Coro::current->{desc} = "abt $msg";
3886		4267
3887	my @bt = fork_call {	4268	my @bt = fork_call {
3888	@addr = map { sprintf "%x", $_ } @addr;	4269	@addr = map { sprintf "%x", $_ } @addr;
…		…
3899	}	4280	}
3900		4281
3901	@funcs	4282	@funcs
3902	};	4283	};
3903		4284
3904	LOG llevInfo, "[ABT] $msg\n";	4285	LOG llevInfo, "[ABT] $perl_bt\n";
		4286	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3905	LOG llevInfo, "[ABT] $_\n" for @bt;	4287	LOG llevInfo, "[ABT] $_\n" for @bt;
3906	--$_log_backtrace;	4288	--$_log_backtrace;
3907	};	4289	};
3908	} else {	4290	} else {
3909	LOG llevInfo, "[ABT] $msg\n";	4291	LOG llevInfo, "[ABT] $msg\n";
3910	LOG llevInfo, "[ABT] [suppressed]\n";	4292	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3911	}	4293	}
3912	}	4294	}
3913		4295
3914	# load additional modules	4296	# load additional modules
3915	use cf::pod;	4297	require "cf/$_.pm" for @EXTRA_MODULES;
		4298	cf::_connect_to_perl_2;
3916		4299
3917	END { cf::emergency_save }	4300	END { cf::emergency_save }
3918		4301
3919	1	4302	1
3920		4303

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