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Revision 1.412 by root, Wed Apr 2 11:13:55 2008 UTC vs.
Revision 1.601 by root, Sun Nov 11 05:53:12 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 1.86;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
36	use Coro 4.32 ();	41	use Coro ();
37	use Coro::State;	42	use Coro::State;
38	use Coro::Handle;	43	use Coro::Handle;
39	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
40	use Coro::Timer;	46	use Coro::Timer;
41	use Coro::Signal;	47	use Coro::Signal;
42	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
43	use Coro::AIO;	51	use Coro::AIO;
44	use Coro::BDB;	52	use Coro::BDB 1.6;
45	use Coro::Storable;	53	use Coro::Storable;
46	use Coro::Util ();	54	use Coro::Util ();
47		55
		56	use Guard ();
48	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
49	use BDB ();	58	use BDB ();
50	use Data::Dumper;	59	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	60	use Fcntl;
53	use YAML ();	61	use YAML::XS ();
54	use IO::AIO 2.51 ();	62	use IO::AIO ();
55	use Time::HiRes;
56	use Compress::LZF;	63	use Compress::LZF;
57	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
58		67
59	# configure various modules to our taste	68	# configure various modules to our taste
60	#	69	#
61	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		78
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		81
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
68		85
69	our %COMMAND = ();	86	our %COMMAND = ();
70	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
71		88
72	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
74	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
77		96
78	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
80		101
81	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
82	our $DATADIR = datadir;	104	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
86	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
93		125
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	128	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		130
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	134	our $DB_ENV;
105		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
106	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		140
108	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
110	our $NOW;	144	our $NOW;
111		145
112	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	155	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
123		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
		165
124	binmode STDOUT;	166	binmode STDOUT;
125	binmode STDERR;	167	binmode STDERR;
126		168
127	# read virtual server time, if available	169	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
132	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
133		177
134	mkdir $_	178	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		180
137	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
138		182
139	sub cf::map::normalise;	183	sub cf::map::normalise;
140		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
141	#############################################################################	189	#############################################################################
142		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
143	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
144		203
145	=over 4	204	=over 4
146		205
147	=item $cf::UPTIME	206	=item $cf::UPTIME
148		207
149	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
150		224
151	=item $cf::RUNTIME	225	=item $cf::RUNTIME
152		226
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	228	every server tick.
155		229
156	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
157	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
158	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
159		233
160	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
163	database environment.	237	database environment.
164		238
165	=item $cf::NOW
166
167	The time of the last (current) server tick.
168
169	=item $cf::TICK
170
171	The interval between server ticks, in seconds.
172
173	=item $cf::LOADAVG	239	=item $cf::LOADAVG
174		240
175	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
186	from wherever your confdir points to.	252	from wherever your confdir points to.
187		253
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		255
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
191	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
193		277
194	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
195		279
196	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	282	that call.
199		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
200	=back	290	=back
201		291
202	=cut	292	=cut
203		293
204	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	301	my $msg = join "", @_;
207		302
208	$msg .= "\n"	303	$msg .= "\n"
209	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
210		305
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		307
213	LOG llevError, $msg;	308	LOG llevWarn, $msg;
214	};	309	};
215	}
216		310
217	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
219		313
220	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	318	return;#d#
223	}#d#	319	}#d#
224		320
225	# kill coroutine otherwise	321	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	322	Coro::terminate
228	};	323	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		324
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	335	for my $pkg (qw(
243	cf::global cf::attachable	336	cf::global cf::attachable
244	cf::object cf::object::player	337	cf::object cf::object::player
245	cf::client cf::player	338	cf::client cf::player
246	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
247	cf::map cf::party cf::region	341	cf::party cf::region
248	)) {	342	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	344	}
252		345
253	$EV::DIED = sub {	346	$EV::DIED = sub {
254	warn "error in event callback: @_";	347	warn "error in event callback: $@";
255	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
256		354
257	#############################################################################	355	#############################################################################
258		356
259	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
260		358
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	380	$d
283	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
284	}	382	}
285		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
286	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
287		437
288	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
289		439
290	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		447
298	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
300		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
301	=item cf::lock_wait $string	513	=item cf::lock_wait $string
302		514
303	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
304		516
305	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
306		518
307	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
310	returned.	522	returned.
311		523
312	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	525	deadlocked coro.
…		…
319		531
320	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
321		533
322	=cut	534	=cut
323		535
324	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		537
327	sub lock_wait($) {	538	sub lock_wait($) {
328	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	540	}
341		541
342	sub lock_acquire($) {	542	sub lock_acquire($) {
343	my ($key) = @_;	543	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	544	}
357		545
358	sub lock_active($) {	546	sub lock_active($) {
359	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	548	}
363		549
364	sub freeze_mainloop {	550	sub freeze_mainloop {
365	tick_inhibit_inc;	551	tick_inhibit_inc;
366		552
367	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
368	}	554	}
369		555
370	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
371		557
372	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	559	get spread over time.
374		560
375	=cut	561	=cut
376		562
377	sub periodic($$) {	563	sub periodic($$) {
378	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
383	}	569	}
384		570
385	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
386		572
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
390		580
391	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
392	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
393		583
394	Useful for short background jobs.	584	Useful for short background jobs.
395		585
396	=cut	586	=cut
397		587
398	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
400		591
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
404		595
405	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
406		598
407	while () {	599	while () {
408	next_job:	600	next_job:
		601
409	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	603
411	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	608	$job->[2]->send;
415	Coro::cede;	609	Coro::cede;
416	goto next_job;	610	goto next_job;
417	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	613	}
419	}	614	}
420		615
421	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
424	$signal->wait;
425	} else {	619	} else {
		620	$busy = 0;
426	Coro::schedule;	621	Coro::schedule;
427	}	622	}
428	}	623	}
429	};	624	};
430		625
431	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
432	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
433		630
434	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
435	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
436		634
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
465	=cut	663	=cut
466		664
467	sub sync_job(&) {	665	sub sync_job(&) {
468	my ($job) = @_;	666	my ($job) = @_;
469		667
470	if ($Coro::current == $Coro::main) {	668	if (in_main) {
471	my $time = EV::time;	669	my $time = AE::time;
472		670
473	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
475		673
476	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
477		675
478	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
479		677
480	my $busy = 1;	678	my $busy = 1;
481	my @res;	679	my @res;
482		680
483	(async {	681	(async {
484	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	683	@res = eval { $job->() };
486	warn $@ if $@;	684	error $@ if $@;
487	undef $busy;	685	undef $busy;
488	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
489		687
490	while ($busy) {	688	while ($busy) {
491	if (Coro::nready) {	689	if (Coro::nready) {
…		…
493	} else {	691	} else {
494	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
495	}	693	}
496	}	694	}
497		695
498	my $time = EV::time - $time;	696	my $time = AE::time - $time;
499		697
500	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
501		699
502	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
503	} else {	701	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
526		724
527	$coro	725	$coro
528	}	726	}
529		727
530	=item fork_call { }, $args	728	=item fork_call { }, @args
531		729
532	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
533	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
534	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
535	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
536		734
537	=cut	735	=cut
538		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
539	sub fork_call(&@) {	741	sub fork_call(&@) {
540	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
541		743
542	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
545		747
546	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
547	reset_signals;	749	cf::post_fork;
548	&$cb	750	&$cb
549	}, @args;	751	} @args;
550		752
551	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
552	}	792	}
553		793
554	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
555		795
556	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
566	within each server.	806	within each server.
567		807
568	=cut	808	=cut
569		809
570	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
571	my ($name) = @_;	814	my ($name) = @_;
572	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
573		816
574	eval {	817	eval {
575	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
585	}	828	}
586		829
587	our $DB;	830	our $DB;
588		831
589	sub db_init {	832	sub db_init {
590	cf::sync_job {
591	$DB ||= db_table "db";	833	$DB ||= db_table "db";
592	};
593	}	834	}
594		835
595	sub db_get($$) {	836	sub db_get($$) {
596	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
597		838
598	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
599	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
600		843
601	$! ? ()	844	$! ? ()
602	: $data	845	: $data
603	}
604	}	846	}
605		847
606	sub db_put($$$) {	848	sub db_put($$$) {
607	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
608	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
636		878
637	my @data;	879	my @data;
638	my $md5;	880	my $md5;
639		881
640	for (0 .. $#$src) {	882	for (0 .. $#$src) {
641	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
642	or Carp::croak "$src->[$_]: $!";
643	}	884	}
644		885
645	# if processing is expensive, check	886	# if processing is expensive, check
646	# checksum first	887	# checksum first
647	if (1) {	888	if (1) {
…		…
660		901
661	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
662	}	903	}
663	}	904	}
664		905
665	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
666	my $data = $process->(\@data);	907	my $data = $process->(\@data);
667	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
668		909
669	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
670		911
671	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
672	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
673	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
674		915
…		…
684		925
685	=cut	926	=cut
686		927
687	sub datalog($@) {	928	sub datalog($@) {
688	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
689	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
690	}	931	}
691		932
692	=back	933	=back
693		934
694	=cut	935	=cut
695		936
696	#############################################################################	937	#############################################################################
697		938
698	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
699		940
700	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
701	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
702	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
703		944
704	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
705	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
755	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
756		997
757	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
759		1000
760	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
761	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
762		1003
763	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
764		1005
765	=over 4	1006	=over 4
…		…
889		1130
890	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
891	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
892		1133
893	} elsif (ref $type) {	1134	} elsif (ref $type) {
894	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
895		1136
896	} else {	1137	} else {
897	shift @arg;	1138	shift @arg;
898	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
899	}	1140	}
900	}	1141	}
901	}	1142	}
902		1143
903	sub _object_attach {	1144	sub _object_attach {
…		…
913	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
914	}	1155	}
915		1156
916	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
917	} else {	1158	} else {
918	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
919	}	1160	}
920		1161
921	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
922	}	1163	}
923		1164
…		…
982		1223
983	for (@$callbacks) {	1224	for (@$callbacks) {
984	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
985		1226
986	if ($@) {	1227	if ($@) {
987	warn "$@";
988	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
989	override;	1229	override;
990	}	1230	}
991		1231
992	return 1 if $override;	1232	return 1 if $override;
993	}	1233	}
…		…
1056		1296
1057	sub reattach {	1297	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1299	my ($obj) = @_;
1060		1300
		1301	# no longer needed after getting rid of delete_package?
1061	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1062		1303
1063	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
1064		1305
1065	@$registry = ();	1306	@$registry = ();
1066		1307
…		…
1071	for (@$attach) {	1312	for (@$attach) {
1072	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1073	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1074	}	1315	}
1075	} else {	1316	} else {
1076	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1077	}	1318	}
1078	}	1319	}
1079	}	1320	}
1080		1321
1081	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1108	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1109		1350
1110	sync_job {	1351	sync_job {
1111	if (length $$rdata) {	1352	if (length $$rdata) {
1112	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1115		1357
1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
1120	close $fh;	1365	aio_close $fh;
1121		1366
1122	if (@$objs) {	1367	if (@$objs) {
1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1124	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1127	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	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;
		1374	aio_fsync $fh;
		1375	}
1128	close $fh;	1376	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1378	}
1131	} else {	1379	} else {
1132	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1133	}	1381	}
1134		1382
1135	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1387	} else {
1137	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1138	}	1389	}
1139	} else {	1390	} else {
1140	aio_unlink $filename;	1391	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1142	}	1393	}
…		…
1166	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1167	$av = $st->{objs};	1418	$av = $st->{objs};
1168	}	1419	}
1169		1420
1170	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1171	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1172	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1173		1425
1174	($data, $av)	1426	($data, $av)
1175	}	1427	}
1176		1428
1177	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1181	=cut	1433	=cut
1182		1434
1183	#############################################################################	1435	#############################################################################
1184	# command handling &c	1436	# command handling &c
1185		1437
1186	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1187		1439
1188	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1189	$name.	1441	$name.
1190		1442
1191	=cut	1443	=cut
…		…
1197	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1198		1450
1199	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1200	}	1452	}
1201		1453
1202	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1203		1455
1204	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1205	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1206	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1207	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1208	has logged in successfully.	1460	has logged in successfully.
1209		1461
1210	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1211	called.
1212		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1213	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1214		1470
1215	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1216	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1217	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1218	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1219	log-in.	1475	log-in.
1220		1476
1221	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1222	called.
1223		1478
1224	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1225		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1226	sub register_extcmd {	1486	sub register_extcmd($$) {
1227	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1228		1488
1229	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1230	}	1490	}
1231		1491
1232	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1233	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1234		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1235	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1236	}	1502	}
1237		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1238	cf::player->attach (	1512	cf::player->attach (
1239	on_command => sub {	1513	on_unknown_command => sub {
1240	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1241		1515
1242	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1243	or return;	1517	or return;
1244		1518
…		…
1252	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1253		1527
1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1255		1529
1256	if (ref $msg) {	1530	if (ref $msg) {
1257	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1258	"ARRAY" eq ref $msg
1259	? @$msg
1260	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1261		1532
1262	my @reply;
1263
1264	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1265	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1266	}	1551	}
1267		1552
1268	$pl->ext_reply ($reply, @reply)
1269	if $reply;
1270
1271	} else {	1553	} else {
1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1273	}	1555	}
1274		1556
1275	cf::override;	1557	cf::override;
1276	},	1558	},
1277	);	1559	);
1278		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1279	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1280	cf::sync_job {	1590	cf::sync_job {
1281	my %todo;	1591	my %todo;
1282		1592
1283	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1284	next unless -r $path;	1594	next unless -r $path;
…		…
1302		1612
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305		1615
1306	$ext{source} =	1616	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1308	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1309	. $source	1619	. $source
1310	. "\n};\n1";	1620	. "\n};\n1";
1311		1621
1312	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1313	}	1623	}
1314		1624
		1625	my $pass = 0;
1315	my %done;	1626	my %done;
1316	while (%todo) {	1627	while (%todo) {
1317	my $progress;	1628	my $progress;
1318		1629
		1630	++$pass;
		1631
		1632	ext:
1319	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1320	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1321	goto skip	1635	next ext
1322	unless exists $done{$_};	1636	unless exists $done{$_};
1323	}	1637	}
1324		1638
1325	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1326		1640
1327	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1328	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1329	: "$v->{base}: extension inactive.\n";
1330		1654
1331	if (exists $v->{meta}{mandatory}) {
1332	warn $msg;
1333	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1334	}	1656	if exists $v->{meta}{mandatory};
1335		1657
1336	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1337	}	1667	}
1338
1339	$done{$k} = delete $todo{$k};
1340	push @EXTS, $v->{pkg};
1341	$progress = 1;
1342	}	1668	}
1343		1669
1344	skip:	1670	unless ($progress) {
1345	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1346	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1347	}	1680	}
1348	};	1681	};
1349	}	1682	}
1350		1683
1351	#############################################################################	1684	#############################################################################
1352		1685
1353	=back	1686	=back
1354		1687
1355	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1356		1689
1357	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1358		1691
1359	=cut	1692	=cut
1360		1693
1361	package cf::player;	1694	package cf::player;
1362		1695
…		…
1405		1738
1406	sub exists($) {	1739	sub exists($) {
1407	my ($login) = @_;	1740	my ($login) = @_;
1408		1741
1409	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1411	}	1744	}
1412		1745
1413	sub find($) {	1746	sub find($) {
1414	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1415	my $login = $_[0];	1748	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1761	or return;
1429		1762
1430	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1431	or return;	1764	or return;
		1765
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1435	}	1769	}
1436	}	1770	}
1437	}	1771	}
1438		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1439	sub save($) {	1786	sub save($) {
1440	my ($pl) = @_;	1787	my ($pl) = @_;
1441		1788
1442	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1443		1790
…		…
1446		1793
1447	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1448		1795
1449	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1450	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1451		1803
1452	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1805	cf::cede_to_tick;
1454	}	1806	}
1455		1807
…		…
1487	my ($pl) = @_;	1839	my ($pl) = @_;
1488		1840
1489	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1490		1842
1491	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1492	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1493		1845
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1495	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1497	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1498		1854
1499	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1501	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1539		1895
1540	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1541	my $path = path $login;	1897	my $path = path $login;
1542		1898
1543	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1905	}
1549		1906
…		…
1553		1910
1554	\@logins	1911	\@logins
1555	}	1912	}
1556		1913
1557	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1558		1917
1559	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1560	player. May block.	1919	player. May block.
1561		1920
1562	=cut	1921	=cut
…		…
1580	}	1939	}
1581		1940
1582	\@paths	1941	\@paths
1583	}	1942	}
1584		1943
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1945
1587	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1588
1589	=cut
1590
1591	use re 'eval';
1592
1593	my $group;
1594	my $interior; $interior = qr{
1595	# match a pod interior sequence sans C<< >>
1596	(?:
1597	\ (.*?)\ (?{ $group = $^N })
1598	| < (??{$interior}) >
1599	)
1600	}x;
1601
1602	sub expand_cfpod {
1603	my ($self, $pod) = @_;
1604
1605	my $xml;
1606
1607	while () {
1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1609	$group = $1;
1610
1611	$group =~ s/&/&amp;/g;
1612	$group =~ s/</&lt;/g;
1613
1614	$xml .= $group;
1615	} elsif ($pod =~ m%\G
1616	([BCGHITU])
1617	<
1618	(?:
1619	([^<>]*) (?{ $group = $^N })
1620	| < $interior >
1621	)
1622	>
1623	%gcsx
1624	) {
1625	my ($code, $data) = ($1, $group);
1626
1627	if ($code eq "B") {
1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1629	} elsif ($code eq "I") {
1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1631	} elsif ($code eq "U") {
1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1633	} elsif ($code eq "C") {
1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1635	} elsif ($code eq "T") {
1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1637	} elsif ($code eq "G") {
1638	my ($male, $female) = split /\|/, $data;
1639	$data = $self->gender ? $female : $male;
1640	$xml .= expand_cfpod ($self, $data);
1641	} elsif ($code eq "H") {
1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1644	"")
1645	[$self->{hintmode}];
1646	} else {
1647	$xml .= "error processing '$code($data)' directive";
1648	}
1649	} else {
1650	if ($pod =~ /\G(.+)/) {
1651	warn "parse error while expanding $pod (at $1)";
1652	}
1653	last;
1654	}
1655	}
1656
1657	for ($xml) {
1658	# create single paragraphs (very hackish)
1659	s/(?<=\S)\n(?=\w)/ /g;
1660
1661	# compress some whitespace
1662	s/\s+\n/\n/g; # ws line-ends
1663	s/\n\n+/\n/g; # double lines
1664	s/^\n+//; # beginning lines
1665	s/\n+$//; # ending lines
1666	}
1667
1668	$xml
1669	}
1670
1671	no re 'eval';
1672
1673	sub hintmode {
1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1675	$_[0]{hintmode}
1676	}
1677
1678	=item $player->ext_reply ($msgid, @msg)
1679
1680	Sends an ext reply to the player.
1681
1682	=cut
1683
1684	sub ext_reply($$@) {
1685	my ($self, $id, @msg) = @_;
1686
1687	$self->ns->ext_reply ($id, @msg)
1688	}
1689		1947
1690	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1691		1949
1692	Sends an ext event to the client.	1950	Sends an ext event to the client.
1693		1951
…		…
1713		1971
1714	=cut	1972	=cut
1715		1973
1716	sub find_by_path($) {	1974	sub find_by_path($) {
1717	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1718		1978
1719	my ($match, $specificity);	1979	my ($match, $specificity);
1720		1980
1721	for my $region (list) {	1981	for my $region (list) {
1722	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1748	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1750		2010
1751	sub generate_random_map {	2011	sub generate_random_map {
1752	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1753	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1754	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1755	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1757	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1758	$rmp->{exit_on_final_map},
1759	$rmp->{xsize}, $rmp->{ysize},
1760	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1761	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1762	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1763	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1764	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1765	(cf::region::find $rmp->{region}), $rmp->{custom}
1766	)
1767	}	2017	}
1768		2018
1769	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1770		2020
1771	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1776		2026
1777	sub register {	2027	sub register {
1778	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1779	my $pkg = caller;	2029	my $pkg = caller;
1780		2030
1781	no strict;
1782	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1783		2032
1784	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1785	}	2034	}
1786		2035
1787	# also paths starting with '/'	2036	# also paths starting with '/'
1788	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1789		2038
1790	sub thawer_merge {	2039	sub thawer_merge {
1791	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1792		2041
1793	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1798	}	2047	}
1799		2048
1800	sub normalise {	2049	sub normalise {
1801	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1802		2051
1803	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1804		2053
1805	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1806		2055
1807	# map plan:	2056	# map plan:
1808	#	2057	#
…		…
1823	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1824	$path = "$base/$path";	2073	$path = "$base/$path";
1825	}	2074	}
1826		2075
1827	for ($path) {	2076	for ($path) {
1828	redo if s{//}{/};
1829	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1830	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1831	}	2079	}
1832		2080
1833	$path	2081	$path
…		…
1847	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1848	return $self;	2096	return $self;
1849	}	2097	}
1850	}	2098	}
1851		2099
1852	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1853	()	2101	()
1854	}	2102	}
1855		2103
		2104	# may re-bless or do other evil things
1856	sub init {	2105	sub init {
1857	my ($self) = @_;	2106	my ($self) = @_;
1858		2107
1859	$self	2108	$self
1860	}	2109	}
…		…
1879		2128
1880	# the temporary/swap location	2129	# the temporary/swap location
1881	sub save_path {	2130	sub save_path {
1882	my ($self) = @_;	2131	my ($self) = @_;
1883		2132
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1886	}	2135	}
1887		2136
1888	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1889	sub uniq_path {	2138	sub uniq_path {
1890	my ($self) = @_;	2139	my ($self) = @_;
1891		2140
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1894	}
1895
1896	# and all this just because we cannot iterate over
1897	# all maps in C++...
1898	sub change_all_map_light {
1899	my ($change) = @_;
1900
1901	$_->change_map_light ($change)
1902	for grep $_->outdoor, values %cf::MAP;
1903	}	2143	}
1904		2144
1905	sub decay_objects {	2145	sub decay_objects {
1906	my ($self) = @_;	2146	my ($self) = @_;
1907		2147
…		…
1934	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1935		2175
1936	1	2176	1
1937	}	2177	}
1938		2178
		2179	# used to laod the header of an original map
1939	sub load_header_orig {	2180	sub load_header_orig {
1940	my ($self) = @_;	2181	my ($self) = @_;
1941		2182
1942	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1943	}	2184	}
1944		2185
		2186	# used to laod the header of an instantiated map
1945	sub load_header_temp {	2187	sub load_header_temp {
1946	my ($self) = @_;	2188	my ($self) = @_;
1947		2189
1948	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1949	}	2191	}
1950		2192
		2193	# called after loading the header from an instantiated map
1951	sub prepare_temp {	2194	sub prepare_temp {
1952	my ($self) = @_;	2195	my ($self) = @_;
1953		2196
1954	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1955	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1956	# safety	2199	# safety
1957	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1958	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1959	}	2202	}
1960		2203
		2204	# called after loading the header from an original map
1961	sub prepare_orig {	2205	sub prepare_orig {
1962	my ($self) = @_;	2206	my ($self) = @_;
1963		2207
1964	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1965	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1989		2233
1990	sub find;	2234	sub find;
1991	sub find {	2235	sub find {
1992	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1993		2237
		2238	cf::cede_to_tick;
		2239
1994	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1995		2241
1996	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1998		2244
1999	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
2000	my $guard1 = cf::lock_acquire "map_find:$path";
2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2002
2003	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
2004	or return;	2247	or return;
2005		2248
2006	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
2007		2250
…		…
2009	or return;	2252	or return;
2010		2253
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
2014	undef $guard1;	2258	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	2259	$map->reset;
2017	return find $path;	2260	return find $path;
2018	}	2261	}
2019		2262
2020	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
2021	}	2264	}
2022	}	2265	}
2023		2266
2024	sub pre_load { }	2267	sub pre_load { }
2025	sub post_load { }	2268	#sub post_load { } # XS
2026		2269
2027	sub load {	2270	sub load {
2028	my ($self) = @_;	2271	my ($self) = @_;
2029		2272
2030	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2033		2276
2034	{	2277	{
2035	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2036		2279
2037	return unless $self->valid;	2280	return unless $self->valid;
2038	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2039
2040	$self->in_memory (cf::MAP_LOADING);
2041		2282
2042	$self->alloc;	2283	$self->alloc;
2043		2284
2044	$self->pre_load;	2285	$self->pre_load;
2045	cf::cede_to_tick;	2286	cf::cede_to_tick;
2046		2287
		2288	if (exists $self->{load_path}) {
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2290	$f->skip_block;
2049	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2050	or return;	2292	or return;
2051		2293
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
2053	if delete $self->{load_original};	2295	if delete $self->{load_original};
2054		2296
2055	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2298	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2058	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2059	$self->clear_unique_items;	2301	$self->clear_unique_items;
2060	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2061	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2062	}	2305	}
2063	}	2306	}
2064	}
2065		2307
2066	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2067		2315
2068	cf::cede_to_tick;	2316	cf::cede_to_tick;
2069	# now do the right thing for maps	2317	# now do the right thing for maps
2070	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2071	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2075	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2324	$self->decay_objects;
2077	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2078	$self->update_buttons;	2326	$self->update_buttons;
2079	cf::cede_to_tick;	2327	cf::cede_to_tick;
2080	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2081	cf::cede_to_tick;
2082	$self->activate;
2083	}	2329	}
2084		2330
2085	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2087
2088	$self->in_memory (cf::MAP_IN_MEMORY);
2089	}	2333	}
2090		2334
2091	$self->post_load;	2335	$self->post_load;
2092	}
2093		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2094	sub customise_for {	2343	sub customise_for {
2095	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2096		2345
2097	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2098	if $self->per_player;	2347	if $self->per_player;
…		…
2101	# if $self->per_party;	2350	# if $self->per_party;
2102		2351
2103	$self	2352	$self
2104	}	2353	}
2105		2354
2106	# find and load all maps in the 3x3 area around a map
2107	sub load_neighbours {
2108	my ($map) = @_;
2109
2110	my @neigh; # diagonal neighbours
2111
2112	for (0 .. 3) {
2113	my $neigh = $map->tile_path ($_)
2114	or next;
2115	$neigh = find $neigh, $map
2116	or next;
2117	$neigh->load;
2118
2119	push @neigh,
2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2122	}
2123
2124	for (grep defined $_->[0], @neigh) {
2125	my ($path, $origin) = @$_;
2126	my $neigh = find $path, $origin
2127	or next;
2128	$neigh->load;
2129	}
2130	}
2131
2132	sub find_sync {	2355	sub find_sync {
2133	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2134		2357
2135	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2136	}	2363	}
2137		2364
2138	sub do_load_sync {	2365	sub do_load_sync {
2139	my ($map) = @_;	2366	my ($map) = @_;
2140		2367
		2368	# it's a bug to call this from the main context
2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2142	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2143		2371
2144	cf::sync_job { $map->load };	2372	$map->load;
2145	}	2373	}
2146		2374
2147	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2148	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2149		2377
2150	sub find_async {	2378	sub find_async {
2151	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2152		2380
2153	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2154		2382
2155	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2157	}	2385	}
2158		2386
2159	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2160		2388
2161	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2175	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2176		2404
2177	()	2405	()
2178	}	2406	}
2179		2407
		2408	# common code, used by both ->save and ->swapout
2180	sub save {	2409	sub _save {
2181	my ($self) = @_;	2410	my ($self) = @_;
2182
2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
2184		2411
2185	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2186		2413
2187	return unless $self->dirty;	2414	return unless $self->dirty;
2188		2415
…		…
2197		2424
2198	cf::async {	2425	cf::async {
2199	$Coro::current->{desc} = "map player save";	2426	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2201	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2202		2431
2203	if ($uniq) {	2432	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2435	} else {
2207	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2208	}	2437	}
2209	}	2438	}
2210		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2211	sub swap_out {	2448	sub swap_out {
2212	my ($self) = @_;	2449	my ($self) = @_;
2213		2450
2214	# save first because save cedes
2215	$self->save;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2219	return if $self->players;	2455	return if $self->players;
2220	return if $self->in_memory != cf::MAP_IN_MEMORY;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2221	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2222		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2223	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2224		2507
2225	$self->deactivate;	2508	$self->deactivate;
2226	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2227	$self->clear;	2510	$self->clear;
2228	}
2229
2230	sub reset_at {
2231	my ($self) = @_;
2232
2233	# TODO: safety, remove and allow resettable per-player maps
2234	return 1e99 if $self->{deny_reset};
2235
2236	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2237	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2238
2239	$time + $to
2240	}
2241
2242	sub should_reset {
2243	my ($self) = @_;
2244
2245	$self->reset_at <= $cf::RUNTIME
2246	}
2247
2248	sub reset {
2249	my ($self) = @_;
2250
2251	my $lock = cf::lock_acquire "map_data:$self->{path}";
2252
2253	return if $self->players;
2254
2255	warn "resetting map ", $self->path;
2256
2257	$self->in_memory (cf::MAP_SWAPPED);
2258
2259	# need to save uniques path
2260	unless ($self->{deny_save}) {
2261	my $uniq = $self->uniq_path; utf8::encode $uniq;
2262
2263	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2264	if $uniq;
2265	}
2266
2267	delete $cf::MAP{$self->path};
2268
2269	$self->deactivate;
2270	$_->clear_links_to ($self) for values %cf::MAP;
2271	$self->clear;
2272		2511
2273	$self->unlink_save;	2512	$self->unlink_save;
2274	$self->destroy;	2513	$self->destroy;
2275	}	2514	}
2276		2515
…		…
2284		2523
2285	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2286		2525
2287	$self->unlink_save;	2526	$self->unlink_save;
2288		2527
2289	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2290	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2291	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2292	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2294		2533
…		…
2343		2582
2344	sub unique_maps() {	2583	sub unique_maps() {
2345	[	2584	[
2346	map {	2585	map {
2347	utf8::decode $_;	2586	utf8::decode $_;
2348	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2349	? normalise $_	2590	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2592	]
2353	}	2593	}
2354		2594
2355	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2356		2626
2357	=back	2627	=back
2358		2628
2359	=head3 cf::object	2629	=head3 cf::object
2360		2630
…		…
2364		2634
2365	=over 4	2635	=over 4
2366		2636
2367	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2368		2638
2369	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2370		2641
2371	=cut	2642	=cut
2372		2643
2373	sub inv_recursive_;	2644	sub inv_recursive_;
2374	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2380	}	2651	}
2381		2652
2382	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2383		2654
2384	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2385		2656
2386	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2387		2658
2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2389	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
2390		2661
2391	=cut	2662	=cut
2392		2663
2393	sub deref {	2664	sub deref {
…		…
2421	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2422	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2423		2694
2424	=cut	2695	=cut
2425		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2426	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2712	# with dialog boxes.
2428	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2429	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2728
2444	} else {	2729	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2732	}
2448	}	2733	}
2449	}	2734	}
2450		2735
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2476		2761
2477	=item $player_object->enter_link	2762	=item $player_object->enter_link
2478		2763
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2765
2481	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2482	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2483		2770
2484	Will never block.	2771	Will never block.
2485		2772
2486	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2487		2774
…		…
2507	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2508	my ($self) = @_;	2795	my ($self) = @_;
2509		2796
2510	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2511		2798
		2799	++$self->{_link_recursion};
		2800
2512	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2513		2802
2514	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2515	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2516		2805
2517	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2518	}	2807	}
2519		2808
2520	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2521	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2522		2811
…		…
2539	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2540	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2541		2830
2542	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2543	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2544	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2545		2834
2546	$map->load;	2835	$map->load;
2547	$map->load_neighbours;
2548		2836
2549	return unless $self->contr->active;	2837	return unless $self->contr->active;
2550	$self->activate_recursive;
2551		2838
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2554	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2555		2846
		2847	}
		2848
2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2557		2850
2558	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2559	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2560	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2561	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2855	be called at the end of this process.
2563		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2564	=cut	2860	=cut
2565		2861
2566	our $GOTOGEN;	2862	our $GOTOGEN;
2567		2863
2568	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2569	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2570		2872
2571	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2573		2875
2574	$self->enter_link;	2876	$self->enter_link;
…		…
2594	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2595	}	2897	}
2596	}	2898	}
2597		2899
2598	my $map = eval {	2900	my $map = eval {
2599	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2600		2902
2601	if ($map) {	2903	if ($map) {
2602	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2603	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2604	} else {	2906	} else {
2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2606	}	2908	}
2607		2909
2608	$map	2910	$map
…		…
2616	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2617	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2618	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2619	}	2921	}
2620		2922
2621	$done->() if $done;	2923	$done->($self) if $done;
2622	})->prio (1);	2924	})->prio (1);
2623	}	2925	}
2624		2926
2625	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2626		2928
…		…
2646	}	2948	}
2647		2949
2648	sub prepare_random_map {	2950	sub prepare_random_map {
2649	my ($exit) = @_;	2951	my ($exit) = @_;
2650		2952
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2955	# that depends on the exit object
2656		2956
2657	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	2959	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2664	}	2966	}
2665		2967
2666	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2667		2969
2668	my $data = cf::encode_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2671		2973
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	2976	undef $fh;
2675	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2676		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2679	}	2985	}
2680	}	2986	}
2681		2987
2682	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2684		2990
2685	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2686		2992
2687	if ($exit->slaying eq "/!") {
2688	#TODO: this should de-fi-ni-te-ly not be a sync-job
2689	# the problem is that $exit might not survive long enough
2690	# so it needs to be done right now, right here
2691	cf::sync_job { prepare_random_map $exit };
2692	}
2693
2694	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2695	my $hp = $exit->stats->hp;
2696	my $sp = $exit->stats->sp;
2697
2698	$self->enter_link;	2993	$self->enter_link;
2699		2994
2700	# if exit is damned, update players death & WoR home-position
2701	$self->contr->savebed ($slaying, $hp, $sp)
2702	if $exit->flag (FLAG_DAMNED);
2703
2704	(async {	2995	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2706		2997
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2709	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2710		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2711	1;	3034	1
2712	}) {	3035	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2717		3040
2718	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	3042	$self->leave_link;
2720	}	3043	}
2721	})->prio (1);	3044	})->prio (1);
2722	}	3045	}
2723		3046
…		…
2735	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2736	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2737		3060
2738	utf8::encode $text;	3061	utf8::encode $text;
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2740	}	3088	}
2741		3089
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		3091
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2748		3096
2749	=cut	3097	=cut
2750		3098
2751	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2753	"c/identify" => {	3107	"c/identify" => {
2754	id => "infobox",	3108	id => "infobox",
2755	title => "Identify",	3109	title => "Identify",
2756	reply => undef,	3110	reply => undef,
2757	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3113	"c/examine" => {
2760	id => "infobox",	3114	id => "infobox",
2761	title => "Examine",	3115	title => "Examine",
2762	reply => undef,	3116	reply => undef,
2763	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2764	},	3124	},
2765	"c/book" => {	3125	"c/book" => {
2766	id => "infobox",	3126	id => "infobox",
2767	title => "Book",	3127	title => "Book",
2768	reply => undef,	3128	reply => undef,
…		…
2784	id => "infobox",	3144	id => "infobox",
2785	title => "Body Parts",	3145	title => "Body Parts",
2786	reply => undef,	3146	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	3147	tooltip => "Shows which body parts you posess and are available",
2788	},	3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
2789	"c/uptime" => {	3185	"c/uptime" => {
2790	id => "infobox",	3186	id => "infobox",
2791	title => "Uptime",	3187	title => "Uptime",
2792	reply => undef,	3188	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	3189	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	3192	id => "infobox",
2797	title => "Map Info",	3193	title => "Map Info",
2798	reply => undef,	3194	reply => undef,
2799	tooltip => "Information related to the maps",	3195	tooltip => "Information related to the maps",
2800	},	3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2801	);	3211	);
2802		3212
2803	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2805		3215
2806	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2807		3218
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		3220
2810	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2813		3224
2814	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	3226	$channel = $channel->{id};
2818		3227
2819	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	3233	}
2826		3234
2827	$channel = $channel->{id};	3235	$channel = $channel->{id};
2828	}	3236	}
2829		3237
2830	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2831		3239
2832	if ($self->can_msg) {
2833	# default colour, mask it out	3240	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2836		3243
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	3247	);
2840	if ($color >= 0) {
2841	# replace some tags by gcfclient-compatible ones
2842	for ($msg) {
2843	1 while
2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2849	}
2850		3248
2851	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2852
2853	utf8::encode $msg;
2854
2855	if (0 && $msg =~ /\[/) {
2856	# COMMAND/INFO
2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2858	} else {
2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2860	$self->send_packet ("drawinfo $color $msg")
2861	}
2862	}
2863	}
2864	}	3250	}
2865		3251
2866	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2867		3253
2868	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2870	=cut	3256	=cut
2871		3257
2872	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2873	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2874		3260
2875	if ($self->extcmd == 2) {
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2877	} elsif ($self->extcmd == 1) { # TODO: remove
2878	push @msg, msgtype => "event_$type";
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}
2881	}
2882
2883	=item $client->ext_reply ($msgid, @msg)
2884
2885	Sends an ext reply to the client.
2886
2887	=cut
2888
2889	sub cf::client::ext_reply($$@) {
2890	my ($self, $id, @msg) = @_;
2891
2892	if ($self->extcmd == 2) {
2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2894	} elsif ($self->extcmd == 1) {
2895	#TODO: version 1, remove
2896	unshift @msg, msgtype => "reply", msgid => $id;
2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2898	}
2899	}	3262	}
2900		3263
2901	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2902		3265
2903	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2958	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2959		3322
2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2961		3324
2962	if (ref $msg) {	3325	if (ref $msg) {
2963	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2964	"ARRAY" eq ref $msg
2965	? @$msg
2966	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2967		3327
2968	my @reply;
2969
2970	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2971	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2972	}	3346	}
2973
2974	$ns->ext_reply ($reply, @reply)
2975	if $reply;
2976
2977	} else {	3347	} else {
2978	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2979	}	3349	}
2980		3350
2981	cf::override;	3351	cf::override;
2982	},	3352	},
2983	);	3353	);
…		…
3003		3373
3004	$coro	3374	$coro
3005	}	3375	}
3006		3376
3007	cf::client->attach (	3377	cf::client->attach (
3008	on_destroy => sub {	3378	on_client_destroy => sub {
3009	my ($ns) = @_;	3379	my ($ns) = @_;
3010		3380
3011	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3012	},	3382	},
3013	);	3383	);
…		…
3029	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3030		3400
3031	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3032		3402
3033	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3034	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3035	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3036	sort time	3406	sort time
3037	));	3407	));
3038		3408
3039	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3042		3412
3043	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3044		3414
3045	cf::object	3415	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
3048		3419
3049	cf::object::player	3420	cf::object::player
3050	player	3421	player
3051		3422
3052	cf::player	3423	cf::player
…		…
3057		3428
3058	=cut	3429	=cut
3059		3430
3060	for (	3431	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3067	) {	3438	) {
3068	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3071	for @funs;	3441	for @funs;
3072	}	3442	}
3073		3443
…		…
3088		3458
3089	my $qcode = $code;	3459	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3092		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3093	local $_;	3466	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;
3095		3467
3096	my $eval =	3468	my $eval =
3097	"do {\n"	3469	"do {\n"
3098	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3099	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3100	. $code	3472	. $code
3101	. "\n}"	3473	. "\n}"
3102	;	3474	;
3103		3475
		3476	if ($CFG{safe_eval}) {
3104	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3105	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3106	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3107		3485
3108	if ($@) {	3486	if ($@) {
3109	warn "$@";	3487	warn "$@",
3110	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3111	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3112	}	3490	}
3113		3491
3114	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3115	}	3493	}
3116		3494
…		…
3130	=cut	3508	=cut
3131		3509
3132	sub register_script_function {	3510	sub register_script_function {
3133	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3134		3512
3135	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3136	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3137	}	3515	}
3138		3516
3139	=back	3517	=back
3140		3518
3141	=cut	3519	=cut
3142		3520
3143	#############################################################################	3521	#############################################################################
3144	# the server's init and main functions	3522	# the server's init and main functions
3145		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
3146	sub load_facedata($) {	3601	sub load_facedata($) {
3147	my ($path) = @_;	3602	my ($path) = @_;
3148		3603
3149	# HACK to clear player env face cache, we need some signal framework
3150	# for this (global event?)
3151	%ext::player_env::MUSIC_FACE_CACHE = ();
3152
3153	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3154		3605
3155	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
3156		3607
3157	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
3158	0 < aio_load $path, $facedata
3159	or die "$path: $!";
3160
3161	$facedata = Coro::Storable::thaw $facedata;
3162		3609
3163	$facedata->{version} == 2	3610	$facedata->{version} == 2
3164	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3165		3612
3166	# patch in the exptable	3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3167	$facedata->{resource}{"res/exp_table"} = {	3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3168	type => FT_RSRC,	3615
3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3170	};	3617
3171	cf::cede_to_tick;	3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
3172		3621
3173	{	3622	{
3174	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
3175		3624
3176	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3178		3628
3179	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
3180	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3183		3633	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
3184	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
3185	}	3636	}
3186		3637
3187	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
3188	next unless $info->{smooth};	3639	next unless $info->{smooth};
3189		3640
…		…
3192		3643
3193	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
3194	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3196	} else {	3647	} else {
3197	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
3198	}	3649	}
3199
3200	cf::cede_to_tick;
3201	}	3650	}
3202	}	3651	}
3203		3652
3204	{	3653	{
3205	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
3206		3655
3207	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
3208	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
3209	cf::cede_to_tick;
3210	}	3658	}
3211		3659
3212	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
3213	}	3661	}
3214		3662
3215	{	3663	{
3216	# TODO: for gcfclient pleasure, we should give resources
3217	# that gcfclient doesn't grok a >10000 face index.
3218	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
3219		3665
3220	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
3221	if (defined $info->{type}) {	3667	if (defined (my $type = $info->{type})) {
		3668	# TODO: different hash - must free and use new index, or cache ixface data queue
3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3223	my $data;
3224		3670
3225	if ($info->{type} & 1) {
3226	# prepend meta info
3227
3228	my $meta = $enc->encode ({
3229	name => $name,
3230	%{ $info->{meta} || {} },
3231	});
3232
3233	$data = pack "(w/a*)*", $meta, $info->{data};
3234	} else {
3235	$data = $info->{data};
3236	}
3237
3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3239	cf::face::set_type $idx, $info->{type};	3671	cf::face::set_type $idx, $type;
		3672	cf::face::set_csum $idx, 0, $info->{hash};
		3673	$cf::face::SIZE[0][$idx] = $info->{size};
		3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3676	$cf::face::HASH{$info->{hash}} = $idx;
3240	} else {	3677	} else {
3241	$RESOURCE{$name} = $info;	3678	# $RESOURCE{$name} = $info; # unused
3242	}	3679	}
3243
3244	cf::cede_to_tick;
3245	}	3680	}
3246	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
3247		3692
3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3249		3694
		3695	aio_close $fh if $fh; # close old facedata
		3696
3250	1	3697	1
3251	}	3698	}
3252
3253	cf::global->attach (on_resource_update => sub {
3254	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3255	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3256
3257	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3258	my $sound = $soundconf->{compat}[$_]
3259	or next;
3260
3261	my $face = cf::face::find "sound/$sound->[1]";
3262	cf::sound::set $sound->[0] => $face;
3263	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3264	}
3265
3266	while (my ($k, $v) = each %{$soundconf->{event}}) {
3267	my $face = cf::face::find "sound/$v";
3268	cf::sound::set $k => $face;
3269	}
3270	}
3271	});
3272		3699
3273	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
3274	my ($ns, $want) = @_;	3701	my ($ns, $want) = @_;
3275		3702
3276	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3704	$ns->fx_want ($k, $v);
3278	}	3705	}
3279	};	3706	};
		3707
		3708	sub load_resource_file($) {
		3709	my $guard = lock_acquire "load_resource_file";
		3710
		3711	my $status = load_resource_file_ $_[0];
		3712	get_slot 0.1, 100;
		3713	cf::arch::commit_load;
		3714
		3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
		3730	}
3280		3731
3281	sub reload_regions {	3732	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3733	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3734	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3735	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3291	if exists $_->{match};	3742	if exists $_->{match};
3292	}	3743	}
3293	}	3744	}
3294		3745
3295	sub reload_facedata {	3746	sub reload_facedata {
3296	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
3297	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
3298	}	3749	}
3299		3750
3300	sub reload_archetypes {	3751	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references	3754
3304	# this really needs to be done in an extra post-pass	3755	cf::face::set
3305	# (which needs to be synchronous, so solve it differently)	3756	"res/skill_info" => FT_RSRC,
3306	load_resource_file "$DATADIR/archetypes"	3757	JSON::XS->new->utf8->canonical->encode (
3307	or die "unable to load archetypes\n";	3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
3308	}	3766	}
3309		3767
3310	sub reload_treasures {	3768	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
3313	}	3771	}
3314		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
3315	sub reload_resources {	3793	sub reload_resources {
3316	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
3317		3795
		3796	reload_materials;
		3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
		3800	reload_archetypes;
3318	reload_regions;	3801	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3802	reload_treasures;
3323		3803
3324	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
3325	}
3326
3327	sub init {
3328	reload_resources;
3329	}	3805	}
3330		3806
3331	sub reload_config {	3807	sub reload_config {
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3808	trace "reloading config file...\n";
3333	or return;
3334		3809
3335	local $/;	3810	my $config = load_file "$CONFDIR/config";
3336	*CFG = YAML::Load <$fh>;	3811	utf8::decode $config;
		3812	*CFG = decode_yaml $config;
3337		3813
3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3339		3815
3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3342		3818
3343	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3347	};	3823	};
3348	warn $@ if $@;	3824	warn $@ if $@;
3349	}	3825	}
3350	}	3826	}
3351		3827
		3828	sub pidfile() {
		3829	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3830	or die "$PIDFILE: $!";
		3831	flock $fh, &Fcntl::LOCK_EX
		3832	or die "$PIDFILE: flock: $!";
		3833	$fh
		3834	}
		3835
		3836	# make sure only one server instance is running at any one time
		3837	sub atomic {
		3838	my $fh = pidfile;
		3839
		3840	my $pid = <$fh>;
		3841	kill 9, $pid if $pid > 0;
		3842
		3843	seek $fh, 0, 0;
		3844	print $fh $$;
		3845	}
		3846
		3847	sub main_loop {
		3848	trace "EV::loop starting\n";
		3849	if (1) {
		3850	EV::loop;
		3851	}
		3852	trace "EV::loop returned\n";
		3853	goto &main_loop unless $REALLY_UNLOOP;
		3854	}
		3855
3352	sub main {	3856	sub main {
		3857	cf::init_globals; # initialise logging
		3858
		3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3863
		3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3865
3353	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3869	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3871	EV::loop EV::LOOP_ONESHOT;
3359	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3360	};	3873	};
3361		3874
		3875	evthread_start IO::AIO::poll_fileno;
		3876
		3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
		3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
		3886	cf::load_settings;
		3887
		3888	reload_resources;
3362	reload_config;	3889	reload_config;
3363	db_init;	3890
		3891	cf::init_uuid;
		3892	cf::init_signals;
		3893	cf::init_skills;
		3894
		3895	cf::init_beforeplay;
		3896
		3897	atomic;
		3898
3364	load_extensions;	3899	load_extensions;
3365		3900
3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3901	utime time, time, $RUNTIMEFILE;
3367	evthread_start;	3902
3368	EV::loop;	3903	# no (long-running) fork's whatsoever before this point(!)
		3904	use POSIX ();
		3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3906
		3907	cf::_post_init 0;
		3908	};
		3909
		3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
		3917	goto &main_loop;
3369	}	3918	}
3370		3919
3371	#############################################################################	3920	#############################################################################
3372	# initialisation and cleanup	3921	# initialisation and cleanup
3373		3922
3374	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3375	BEGIN {	3924	BEGIN {
3376	our %SIGWATCHER = ();	3925	our %SIGWATCHER = ();
3377	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3379	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3380	};	3929	};
3381	}	3930	}
3382	}	3931	}
3383		3932
3384	sub write_runtime {	3933	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";	3934	my $t0 = AE::time;
3386		3935
3387	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3389		3938
3390	IO::AIO::aio_utime $runtime, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		3940
3392	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3393		3942
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3395	or return;	3944	or return;
3396		3945
3397	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	3958	aio_utime $fh, undef, undef;
3410		3959
3411	close $fh	3960	close $fh
3412	or return;	3961	or return;
3413		3962
3414	aio_rename "$runtime~", $runtime	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	3964	and return;
3416		3965
3417	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3418		3967
3419	1	3968	1
		3969	}
		3970
		3971	our $uuid_lock;
		3972	our $uuid_skip;
		3973
		3974	sub write_uuid_sync($) {
		3975	$uuid_skip ||= $_[0];
		3976
		3977	return if $uuid_lock;
		3978	local $uuid_lock = 1;
		3979
		3980	my $uuid = "$LOCALDIR/uuid";
		3981
		3982	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3983	or return;
		3984
		3985	my $value = uuid_seq uuid_cur;
		3986
		3987	unless ($value) {
		3988	info "cowardly refusing to write zero uuid value!\n";
		3989	return;
		3990	}
		3991
		3992	my $value = uuid_str $value + $uuid_skip;
		3993	$uuid_skip = 0;
		3994
		3995	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3996	and return;
		3997
		3998	# always fsync - this file is important
		3999	aio_fsync $fh
		4000	and return;
		4001
		4002	close $fh
		4003	or return;
		4004
		4005	aio_rename "$uuid~", $uuid
		4006	and return;
		4007
		4008	trace "uuid file written ($value).\n";
		4009
		4010	1
		4011
		4012	}
		4013
		4014	sub write_uuid($$) {
		4015	my ($skip, $sync) = @_;
		4016
		4017	$sync ? write_uuid_sync $skip
		4018	: async { write_uuid_sync $skip };
3420	}	4019	}
3421		4020
3422	sub emergency_save() {	4021	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3424		4023
3425	warn "enter emergency perl save\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
3426		4030
3427	cf::sync_job {	4031	cf::sync_job {
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
3428	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	4037	info "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	4040	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	4042	$pl->save;
3437	}	4043	}
3438	warn "end emergency player save\n";	4044	info "emergency_perl_save: end player save\n";
3439		4045
3440	warn "begin emergency map save\n";	4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
		4048	info "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	4051	$map->valid or next;
3444	$map->save;	4052	$map->save;
3445	}	4053	}
3446	warn "end emergency map save\n";	4054	info "emergency_perl_save: end map save\n";
3447		4055
3448	warn "begin emergency database checkpoint\n";	4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
		4058	info "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
		4061
		4062	info "emergency_perl_save: begin write uuid\n";
		4063	write_uuid_sync 1;
		4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3451	};	4084	};
3452		4085
3453	warn "leave emergency perl save\n";	4086	info "emergency_perl_save: leave\n";
3454	}	4087	}
3455		4088
3456	sub post_cleanup {	4089	sub post_cleanup {
3457	my ($make_core) = @_;	4090	my ($make_core) = @_;
3458		4091
		4092	IO::AIO::flush;
		4093
3459	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	4095	if $make_core;
		4096
		4097	my $fh = pidfile;
		4098	unlink $PIDFILE if <$fh> == $$;
		4099	}
		4100
		4101	# a safer delete_package, copied from Symbol
		4102	sub clear_package($) {
		4103	my $pkg = shift;
		4104
		4105	# expand to full symbol table name if needed
		4106	unless ($pkg =~ /^main::.*::$/) {
		4107	$pkg = "main$pkg" if $pkg =~ /^::/;
		4108	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4109	$pkg .= '::' unless $pkg =~ /::$/;
		4110	}
		4111
		4112	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4113	my $stem_symtab = *{$stem}{HASH};
		4114
		4115	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4116	or return;
		4117
		4118	# clear all symbols
		4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4120	for my $name (keys %$leaf_symtab) {
		4121	_gv_clear *{"$pkg$name"};
		4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4123	}
3461	}	4124	}
3462		4125
3463	sub do_reload_perl() {	4126	sub do_reload_perl() {
3464	# can/must only be called in main	4127	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3466	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3467	return;	4130	return;
3468	}	4131	}
3469		4132
3470	warn "reloading...";	4133	return if $RELOAD++;
3471		4134
3472	warn "entering sync_job";	4135	my $t1 = AE::time;
3473		4136
		4137	while ($RELOAD) {
		4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
		4140
		4141	trace "perl_reload: entering sync_job";
		4142
3474	cf::sync_job {	4143	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark
3476	cf::emergency_save;	4144	#cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark
3478		4145
3479	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;
3481
3482	# if anything goes wrong in here, we should simply crash as we already saved
3483
3484	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs || BDB::nreqs;
3490	warn "iterate...";
3491	}
3492
3493	++$RELOAD;
3494
3495	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3496	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3497	%EXT_CORO = ();	4148	%EXT_CORO = ();
3498		4149
3499	warn "removing commands";	4150	trace "perl_reload: removing commands";
3500	%COMMAND = ();	4151	%COMMAND = ();
3501		4152
3502	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3503	%EXTCMD = ();	4154	%EXTCMD = ();
3504	%EXTICMD = ();	4155	%EXTICMD = ();
3505		4156
3506	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3507	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3508	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3509		4160
3510	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3511	eval {	4162	eval {
3512	$cb->($pkg);	4163	$cb->($pkg);
3513	1	4164	1
3514	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
		4166	}
		4167
		4168	trace "... clearing $pkg";
		4169	clear_package $pkg;
3515	}	4170	}
3516		4171
3517	warn "... nuking $pkg";
3518	Symbol::delete_package $pkg;
3519	}
3520
3521	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3522	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		4175
3525	warn "... unloading $k";	4176	trace "... unloading $k";
3526	delete $INC{$k};	4177	delete $INC{$k};
3527		4178
3528	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3530		4181
3531	if (my $cb = $k->can ("unload_module")) {	4182	if (my $cb = $k->can ("unload_module")) {
3532	$cb->();	4183	$cb->();
		4184	}
		4185
		4186	clear_package $k;
3533	}	4187	}
3534		4188
3535	Symbol::delete_package $k;
3536	}
3537
3538	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	4190	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		4192
3542	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		4196
3546	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3547	# and global variables created in xs	4198	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3549		4200
3550	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3551		4202
3552	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3553	require cf;	4204	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3555		4206
3556	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3557	cf::reload_config;	4208	cf::reload_config;
3558		4209
3559	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3560	cf::load_extensions;	4211	cf::load_extensions;
3561		4212
		4213	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3565	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
		4220	}
3568		4221
3569	warn "leaving sync_job";	4222	cf::_post_init 1;
3570		4223
		4224	trace "perl_reload: leaving sync_job";
		4225
3571	1	4226	1
3572	} or do {	4227	} or do {
3573	warn $@;	4228	error $@;
3574	cf::cleanup "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
		4230	};
		4231
		4232	--$RELOAD;
3575	};	4233	}
3576		4234
3577	warn "reloaded";	4235	$t1 = AE::time - $t1;
		4236	info "perl_reload: completed in ${t1}s\n";
3578	};	4237	};
3579		4238
3580	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3581		4240
3582	sub reload_perl() {	4241	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	4242	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3585		4244
		4245	$RELOAD_WATCHER ||= cf::async {
		4246	Coro::AIO::aio_wait cache_extensions;
		4247
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	4249	do_reload_perl;
3588	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
		4251	};
3589	};	4252	};
3590	}	4253	}
3591		4254
3592	register_command "reload" => sub {	4255	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	4256	my ($who, $arg) = @_;
…		…
3599	reload_perl;	4262	reload_perl;
3600	};	4263	};
3601	}	4264	}
3602	};	4265	};
3603		4266
3604	unshift @INC, $LIBDIR;	4267	#############################################################################
3605		4268
3606	my $bug_warning = 0;	4269	my $bug_warning = 0;
3607		4270
3608	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;
3610
3611	sub wait_for_tick {	4271	sub wait_for_tick() {
3612	return if tick_inhibit;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3613	return if $Coro::current == $Coro::main;
3614		4273
3615	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3616	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;
3618	}	4275	}
3619		4276
3620	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3621	return if tick_inhibit;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3622	return if $Coro::current == $Coro::main;
3623		4279
3624	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	4282	$signal->wait;
3627	}	4283	}
…		…
3631	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3632	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3633	return;	4289	return;
3634	}	4290	}
3635		4291
3636	cf::server_tick; # one server iteration	4292	cf::one_tick; # one server iteration
		4293
		4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3637		4295
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	4298	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	4299	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	4300	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	4301	or error "ERROR: unable to write runtime file: $!";
3644	};	4302	};
3645	}	4303	}
3646		4304
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3648	$sig->send;	4306	$sig->send;
3649	}	4307	}
3650	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3651	$sig->send;
3652	}
3653		4309
3654	$LOAD = ($NOW - $TICK_START) / $TICK;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3656		4312
3657	if (0) {	4313	if (0) {
3658	if ($NEXT_TICK) {	4314	if ($NEXT_TICK) {
3659	my $jitter = $TICK_START - $NEXT_TICK;	4315	my $jitter = $TICK_START - $NEXT_TICK;
3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3661	warn "jitter $JITTER\n";#d#	4317	debug "jitter $JITTER\n";#d#
3662	}	4318	}
3663	}	4319	}
3664	}	4320	}
3665		4321
3666	{	4322	{
3667	# configure BDB	4323	# configure BDB
		4324	info "initialising database";
3668		4325
3669	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3670	BDB::max_poll_reqs $TICK * 0.1;	4327	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3672		4329
3673	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	4333	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4334	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4335	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4336	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		4337
3680	cf::sync_job {	4338	cf::sync_job {
3681	eval {	4339	eval {
…		…
3700	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3701	};	4359	};
3702	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3703	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3704	};	4362	};
		4363
		4364	info "database initialised";
3705	}	4365	}
3706		4366
3707	{	4367	{
3708	# configure IO::AIO	4368	# configure IO::AIO
3709		4369
		4370	info "initialising aio";
3710	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	4373	undef $AnyEvent::AIO::WATCHER;
		4374	info "aio initialised";
3713	}	4375	}
3714		4376
3715	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3716		4379
3717	sub _log_backtrace {	4380	sub _log_backtrace {
3718	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3719		4382
3720	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3721		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3722	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3724	++$_log_backtrace;	4391	++$_log_backtrace;
		4392	my $perl_bt = Carp::longmess $msg;
3725	async {	4393	async {
3726	$Coro::current->{desc} = "abt $msg";	4394	$Coro::current->{desc} = "abt $msg";
3727		4395
3728	my @bt = fork_call {	4396	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	4397	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	4408	}
3741		4409
3742	@funcs	4410	@funcs
3743	};	4411	};
3744		4412
3745	LOG llevInfo, "[ABT] $msg\n";	4413	LOG llevInfo, "[ABT] $perl_bt\n";
		4414	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	4416	--$_log_backtrace;
3748	};	4417	};
3749	} else {	4418	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3752	}	4421	}
3753	}	4422	}
3754		4423
3755	# load additional modules	4424	# load additional modules
3756	use cf::pod;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3757		4427
3758	END { cf::emergency_save }	4428	END { cf::emergency_save }
3759		4429
3760	1	4430	1
3761		4431

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