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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.445 by root, Wed Sep 10 18:18:10 2008 UTC vs.
Revision 1.599 by root, Sun Nov 11 04:29:11 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
36		40
37	use Coro ();	41	use Coro ();
38	use Coro::State;	42	use Coro::State;
39	use Coro::Handle;	43	use Coro::Handle;
40	use Coro::EV;	44	use Coro::EV;
41	use Coro::AnyEvent;	45	use Coro::AnyEvent;
42	use Coro::Timer;	46	use Coro::Timer;
43	use Coro::Signal;	47	use Coro::Signal;
44	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	50	use Coro::AnyEvent;
46	use Coro::AIO;	51	use Coro::AIO;
47	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
48	use Coro::Storable;	53	use Coro::Storable;
49	use Coro::Util ();	54	use Coro::Util ();
50		55
		56	use Guard ();
51	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
52	use BDB ();	58	use BDB ();
53	use Data::Dumper;	59	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	60	use Fcntl;
56	use YAML ();	61	use YAML::XS ();
57	use IO::AIO ();	62	use IO::AIO ();
58	use Time::HiRes;
59	use Compress::LZF;	63	use Compress::LZF;
60	use Digest::MD5 ();	64	use Digest::MD5 ();
61		65
62	AnyEvent::detect;	66	AnyEvent::detect;
63		67
64	# configure various modules to our taste	68	# configure various modules to our taste
65	#	69	#
66	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
67	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";
68	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
69		78
70	$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" };
71		81
72	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;
73		85
74	our %COMMAND = ();	86	our %COMMAND = ();
75	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
76		88
77	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
79	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
82		96
83	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
85		101
86	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
87	our $DATADIR = datadir;	104	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
91	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
97	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
98	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
99		117
100	our %RESOURCE;	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;
101		125
102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
104	our $NEXT_TICK;	128	our $NEXT_TICK;
105	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
106		130
107	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
108	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
109	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
110	our $DB_ENV;	134	our $DB_ENV;
111		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
112	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
113		140
114	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
115	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
116	our $NOW;	144	our $NOW;
117		145
118	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
119	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
120	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
124		152
125	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)
126	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
127	our $JITTER; # average jitter	155	our $JITTER; # average jitter
128	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		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;
129		165
130	binmode STDOUT;	166	binmode STDOUT;
131	binmode STDERR;	167	binmode STDERR;
132		168
133	# read virtual server time, if available	169	# read virtual server time, if available
…		…
135	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
136	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
137	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
138	}	174	}
139		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
140	mkdir $_	178	mkdir $_
141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
142		180
143	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
144		182
145	sub cf::map::normalise;	183	sub cf::map::normalise;
146		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
147	#############################################################################	189	#############################################################################
148		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
149	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
150		203
151	=over 4	204	=over 4
152		205
153	=item $cf::UPTIME	206	=item $cf::UPTIME
154		207
155	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.
156		224
157	=item $cf::RUNTIME	225	=item $cf::RUNTIME
158		226
159	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
160	every server tick.	228	every server tick.
161		229
162	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
163	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
164	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
165		233
166	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
167	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
168	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
169	database environment.	237	database environment.
170		238
171	=item $cf::NOW
172
173	The time of the last (current) server tick.
174
175	=item $cf::TICK
176
177	The interval between server ticks, in seconds.
178
179	=item $cf::LOADAVG	239	=item $cf::LOADAVG
180		240
181	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
182	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
183	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
192	from wherever your confdir points to.	252	from wherever your confdir points to.
193		253
194	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
195		255
196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
197	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
199		277
200	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
201		279
202	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
203	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
204	that call.	282	that call.
205		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
206	=back	290	=back
207		291
208	=cut	292	=cut
209		293
210	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
211	*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 {
212	my $msg = join "", @_;	301	my $msg = join "", @_;
213		302
214	$msg .= "\n"	303	$msg .= "\n"
215	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
216		305
217	$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;
218		307
219	LOG llevError, $msg;	308	LOG llevWarn, $msg;
220	};	309	};
221	}
222		310
223	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
224	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
225		313
226	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
227	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
228	return;#d#	318	return;#d#
229	}#d#	319	}#d#
230		320
231	# kill coroutine otherwise	321	# kill coroutine otherwise
232	warn Carp::longmess $_[0];
233	Coro::terminate	322	Coro::terminate
234	};	323	};
235
236	$SIG{__DIE__} = sub { }; #d#?
237		324
238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
255	)) {	342	)) {
256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
257	}	344	}
258		345
259	$EV::DIED = sub {	346	$EV::DIED = sub {
260	warn "error in event callback: @_";	347	warn "error in event callback: $@";
261	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
262		354
263	#############################################################################	355	#############################################################################
264		356
265	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
266		358
…		…
287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
288	$d	380	$d
289	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
290	}	382	}
291		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
292	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
293		437
294	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
295		439
296	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
303		447
304	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
305	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
306		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
307	=item cf::lock_wait $string	513	=item cf::lock_wait $string
308		514
309	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
310		516
311	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
312		518
313	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
314	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,
315	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
316	returned.	522	returned.
317		523
318	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
319	deadlocked coro.	525	deadlocked coro.
…		…
325		531
326	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.
327		533
328	=cut	534	=cut
329		535
330	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
331	our %LOCKER;#d#
332		537
333	sub lock_wait($) {	538	sub lock_wait($) {
334	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
335
336	if ($LOCKER{$key} == $Coro::current) {#d#
337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
338	return;#d#
339	}#d#
340
341	# wait for lock, if any
342	while ($LOCK{$key}) {
343	push @{ $LOCK{$key} }, $Coro::current;
344	Coro::schedule;
345	}
346	}	540	}
347		541
348	sub lock_acquire($) {	542	sub lock_acquire($) {
349	my ($key) = @_;	543	$LOCKS->guard ($_[0])
350
351	# wait, to be sure we are not locked
352	lock_wait $key;
353
354	$LOCK{$key} = [];
355	$LOCKER{$key} = $Coro::current;#d#
356
357	Coro::guard {
358	delete $LOCKER{$key};#d#
359	# wake up all waiters, to be on the safe side
360	$_->ready for @{ delete $LOCK{$key} };
361	}
362	}	544	}
363		545
364	sub lock_active($) {	546	sub lock_active($) {
365	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
366
367	! ! $LOCK{$key}
368	}	548	}
369		549
370	sub freeze_mainloop {	550	sub freeze_mainloop {
371	tick_inhibit_inc;	551	tick_inhibit_inc;
372		552
373	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
374	}	554	}
375		555
376	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
377		557
378	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
379	get spread over timer.	559	get spread over time.
380		560
381	=cut	561	=cut
382		562
383	sub periodic($$) {	563	sub periodic($$) {
384	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
388	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
389	}	569	}
390		570
391	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
392		572
393	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
394	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
395	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
396		580
397	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
398	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
399		583
400	Useful for short background jobs.	584	Useful for short background jobs.
401		585
402	=cut	586	=cut
403		587
404	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
405	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
406		591
407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
408	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
409	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
410		595
411	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
412		598
413	while () {	599	while () {
414	next_job:	600	next_job:
		601
415	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
416	if ($avail > 0.01) {	603
417	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
418	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
419	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
420	$job->[2]->send;	608	$job->[2]->send;
421	Coro::cede;	609	Coro::cede;
422	goto next_job;	610	goto next_job;
423	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
424	}	613	}
425	}	614	}
426		615
427	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
428	# 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
429	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
430	$signal->wait;
431	} else {	619	} else {
		620	$busy = 0;
432	Coro::schedule;	621	Coro::schedule;
433	}	622	}
434	}	623	}
435	};	624	};
436		625
437	sub get_slot($;$$) {	626	sub get_slot($;$$) {
438	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
439		628
440	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
441		630
442	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
443	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
444		634
445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
447	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
473	=cut	663	=cut
474		664
475	sub sync_job(&) {	665	sub sync_job(&) {
476	my ($job) = @_;	666	my ($job) = @_;
477		667
478	if ($Coro::current == $Coro::main) {	668	if (in_main) {
479	my $time = EV::time;	669	my $time = AE::time;
480		670
481	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
482	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
483		673
484	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
485		675
486	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
487		677
488	my $busy = 1;	678	my $busy = 1;
489	my @res;	679	my @res;
490		680
491	(async {	681	(async {
492	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
493	@res = eval { $job->() };	683	@res = eval { $job->() };
494	warn $@ if $@;	684	error $@ if $@;
495	undef $busy;	685	undef $busy;
496	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
497		687
498	while ($busy) {	688	while ($busy) {
499	if (Coro::nready) {	689	if (Coro::nready) {
…		…
501	} else {	691	} else {
502	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
503	}	693	}
504	}	694	}
505		695
506	my $time = EV::time - $time;	696	my $time = AE::time - $time;
507		697
508	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
509		699
510	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
511	} else {	701	} else {
…		…
533	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
534		724
535	$coro	725	$coro
536	}	726	}
537		727
538	=item fork_call { }, $args	728	=item fork_call { }, @args
539		729
540	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
541	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
542	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
543	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
544		734
545	=cut	735	=cut
546		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
547	sub fork_call(&@) {	741	sub fork_call(&@) {
548	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
549		743
550	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
551	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
552	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
553		747
554	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
555	reset_signals;	749	cf::post_fork;
556	&$cb	750	&$cb
557	}, @args;	751	} @args;
558		752
559	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	)
560	}	765	}
561		766
562	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
563		768
564	=cut	769	=cut
…		…
601	within each server.	806	within each server.
602		807
603	=cut	808	=cut
604		809
605	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
606	my ($name) = @_;	814	my ($name) = @_;
607	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
608		816
609	eval {	817	eval {
610	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
620	}	828	}
621		829
622	our $DB;	830	our $DB;
623		831
624	sub db_init {	832	sub db_init {
625	cf::sync_job {
626	$DB ||= db_table "db";	833	$DB ||= db_table "db";
627	};
628	}	834	}
629		835
630	sub db_get($$) {	836	sub db_get($$) {
631	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
632		838
633	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
634	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
635		843
636	$! ? ()	844	$! ? ()
637	: $data	845	: $data
638	}
639	}	846	}
640		847
641	sub db_put($$$) {	848	sub db_put($$$) {
642	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
643	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
671		878
672	my @data;	879	my @data;
673	my $md5;	880	my $md5;
674		881
675	for (0 .. $#$src) {	882	for (0 .. $#$src) {
676	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
677	or Carp::croak "$src->[$_]: $!";
678	}	884	}
679		885
680	# if processing is expensive, check	886	# if processing is expensive, check
681	# checksum first	887	# checksum first
682	if (1) {	888	if (1) {
…		…
695		901
696	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
697	}	903	}
698	}	904	}
699		905
700	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
701	my $data = $process->(\@data);	907	my $data = $process->(\@data);
702	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
703		909
704	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
705		911
706	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
707	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
708	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
709		915
…		…
719		925
720	=cut	926	=cut
721		927
722	sub datalog($@) {	928	sub datalog($@) {
723	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
724	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
725	}	931	}
726		932
727	=back	933	=back
728		934
729	=cut	935	=cut
730		936
731	#############################################################################	937	#############################################################################
732		938
733	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
734		940
735	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
736	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")
737	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
738		944
739	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>
740	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
…		…
790	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
791		997
792	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
793	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
794		1000
795	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
796	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.
797		1003
798	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
799		1005
800	=over 4	1006	=over 4
…		…
924		1130
925	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
926	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
927		1133
928	} elsif (ref $type) {	1134	} elsif (ref $type) {
929	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
930		1136
931	} else {	1137	} else {
932	shift @arg;	1138	shift @arg;
933	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
934	}	1140	}
935	}	1141	}
936	}	1142	}
937		1143
938	sub _object_attach {	1144	sub _object_attach {
…		…
948	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
949	}	1155	}
950		1156
951	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
952	} else {	1158	} else {
953	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
954	}	1160	}
955		1161
956	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
957	}	1163	}
958		1164
…		…
1017		1223
1018	for (@$callbacks) {	1224	for (@$callbacks) {
1019	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1020		1226
1021	if ($@) {	1227	if ($@) {
1022	warn "$@";
1023	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1024	override;	1229	override;
1025	}	1230	}
1026		1231
1027	return 1 if $override;	1232	return 1 if $override;
1028	}	1233	}
…		…
1107	for (@$attach) {	1312	for (@$attach) {
1108	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1109	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1110	}	1315	}
1111	} else {	1316	} else {
1112	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1113	}	1318	}
1114	}	1319	}
1115	}	1320	}
1116		1321
1117	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1144	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1145		1350
1146	sync_job {	1351	sync_job {
1147	if (length $$rdata) {	1352	if (length $$rdata) {
1148	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1149	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1150	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1151		1357
1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1155	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	}
1156	aio_close $fh;	1365	aio_close $fh;
1157		1366
1158	if (@$objs) {	1367	if (@$objs) {
1159	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) {
1160	aio_chmod $fh, SAVE_MODE;	1369	aio_chmod $fh, SAVE_MODE;
1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1162	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1163	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	}
1164	aio_close $fh;	1376	aio_close $fh;
1165	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1166	}	1378	}
1167	} else {	1379	} else {
1168	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1169	}	1381	}
1170		1382
1171	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1387	} else {
1173	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1174	}	1389	}
1175	} else {	1390	} else {
1176	aio_unlink $filename;	1391	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1178	}	1393	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1418	$av = $st->{objs};
1204	}	1419	}
1205		1420
1206	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1209		1425
1210	($data, $av)	1426	($data, $av)
1211	}	1427	}
1212		1428
1213	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1217	=cut	1433	=cut
1218		1434
1219	#############################################################################	1435	#############################################################################
1220	# command handling &c	1436	# command handling &c
1221		1437
1222	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1223		1439
1224	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
1225	$name.	1441	$name.
1226		1442
1227	=cut	1443	=cut
…		…
1233	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1234		1450
1235	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1236	}	1452	}
1237		1453
1238	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1239		1455
1240	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1241	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
1242	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
1243	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
1244	has logged in successfully.	1460	has logged in successfully.
1245		1461
1246	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1247	called.
1248		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
1249	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1250		1470
1251	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1252	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
1253	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
1254	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
1255	log-in.	1475	log-in.
1256		1476
1257	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1258	called.
1259		1478
1260	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1261		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1262	sub register_extcmd {	1486	sub register_extcmd($$) {
1263	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1264		1488
1265	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1266	}	1490	}
1267		1491
1268	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1269	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1270		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1271	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1272	}	1502	}
1273		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1274	cf::player->attach (	1512	cf::player->attach (
1275	on_command => sub {	1513	on_unknown_command => sub {
1276	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1277		1515
1278	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1279	or return;	1517	or return;
1280		1518
…		…
1288	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1289		1527
1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1291		1529
1292	if (ref $msg) {	1530	if (ref $msg) {
1293	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1294	"ARRAY" eq ref $msg
1295	? @$msg
1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1297		1532
1298	my @reply;
1299
1300	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}) {
1301	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1302	}	1551	}
1303		1552
1304	$pl->ext_reply ($reply, @reply)
1305	if $reply;
1306
1307	} else {	1553	} else {
1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1309	}	1555	}
1310		1556
1311	cf::override;	1557	cf::override;
1312	},	1558	},
1313	);	1559	);
1314		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
1315	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1316	cf::sync_job {	1590	cf::sync_job {
1317	my %todo;	1591	my %todo;
1318		1592
1319	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1320	next unless -r $path;	1594	next unless -r $path;
…		…
1338		1612
1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1341		1615
1342	$ext{source} =	1616	$ext{source} =
1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1344	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1345	. $source	1619	. $source
1346	. "\n};\n1";	1620	. "\n};\n1";
1347		1621
1348	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1349	}	1623	}
1350		1624
		1625	my $pass = 0;
1351	my %done;	1626	my %done;
1352	while (%todo) {	1627	while (%todo) {
1353	my $progress;	1628	my $progress;
1354		1629
		1630	++$pass;
		1631
		1632	ext:
1355	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1356	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1357	goto skip	1635	next ext
1358	unless exists $done{$_};	1636	unless exists $done{$_};
1359	}	1637	}
1360		1638
1361	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1362		1640
1363	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 $@) {
1364	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1365	: "$v->{base}: extension inactive.\n";
1366		1654
1367	if (exists $v->{meta}{mandatory}) {
1368	warn $msg;
1369	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1370	}	1656	if exists $v->{meta}{mandatory};
1371		1657
1372	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;
1373	}	1667	}
1374
1375	$done{$k} = delete $todo{$k};
1376	push @EXTS, $v->{pkg};
1377	$progress = 1;
1378	}	1668	}
1379		1669
1380	skip:	1670	unless ($progress) {
1381	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1382	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1383	}	1680	}
1384	};	1681	};
1385	}	1682	}
1386		1683
1387	#############################################################################	1684	#############################################################################
1388		1685
1389	=back	1686	=back
1390		1687
1391	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1392		1689
1393	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1394		1691
1395	=cut	1692	=cut
1396		1693
1397	package cf::player;	1694	package cf::player;
1398		1695
…		…
1441		1738
1442	sub exists($) {	1739	sub exists($) {
1443	my ($login) = @_;	1740	my ($login) = @_;
1444		1741
1445	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1446	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1447	}	1744	}
1448		1745
1449	sub find($) {	1746	sub find($) {
1450	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1451	my $login = $_[0];	1748	my $login = $_[0];
…		…
1471	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1472	}	1769	}
1473	}	1770	}
1474	}	1771	}
1475		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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
1476	sub save($) {	1786	sub save($) {
1477	my ($pl) = @_;	1787	my ($pl) = @_;
1478		1788
1479	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1480		1790
…		…
1485		1795
1486	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1487	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1488		1798
1489	cf::get_slot 0.01;	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];
1490		1803
1491	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1492	cf::cede_to_tick;	1805	cf::cede_to_tick;
1493	}	1806	}
1494		1807
…		…
1528	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1529		1842
1530	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1532		1845
1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1534	$pl->deactivate;	1847	$pl->deactivate;
		1848
1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1536	$pl->ob->check_score;
1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1538	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1539		1854
1540	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1541	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1542	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1596	\@logins	1911	\@logins
1597	}	1912	}
1598		1913
1599	=item $player->maps	1914	=item $player->maps
1600		1915
		1916	=item cf::player::maps $login
		1917
1601	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1602	player. May block.	1919	player. May block.
1603		1920
1604	=cut	1921	=cut
1605		1922
…		…
1622	}	1939	}
1623		1940
1624	\@paths	1941	\@paths
1625	}	1942	}
1626		1943
1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1628		1945
1629	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1630
1631	=item $player->ext_reply ($msgid, @msg)
1632
1633	Sends an ext reply to the player.
1634
1635	=cut
1636
1637	sub ext_reply($$@) {
1638	my ($self, $id, @msg) = @_;
1639
1640	$self->ns->ext_reply ($id, @msg)
1641	}
1642		1947
1643	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1644		1949
1645	Sends an ext event to the client.	1950	Sends an ext event to the client.
1646		1951
…		…
1666		1971
1667	=cut	1972	=cut
1668		1973
1669	sub find_by_path($) {	1974	sub find_by_path($) {
1670	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1671		1978
1672	my ($match, $specificity);	1979	my ($match, $specificity);
1673		1980
1674	for my $region (list) {	1981	for my $region (list) {
1675	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1704	sub generate_random_map {	2011	sub generate_random_map {
1705	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1706		2013
1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708		2015
1709	# mit "rum" bekleckern, nicht
1710	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1714	$rmp->{exit_on_final_map},
1715	$rmp->{xsize}, $rmp->{ysize},
1716	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1717	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1718	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1719	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1720	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1721	(cf::region::find $rmp->{region}), $rmp->{custom}
1722	)
1723	}	2017	}
1724		2018
1725	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1726		2020
1727	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
…		…
1732		2026
1733	sub register {	2027	sub register {
1734	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1735	my $pkg = caller;	2029	my $pkg = caller;
1736		2030
1737	no strict;
1738	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1739		2032
1740	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1741	}	2034	}
1742		2035
1743	# also paths starting with '/'	2036	# also paths starting with '/'
1744	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1745		2038
1746	sub thawer_merge {	2039	sub thawer_merge {
1747	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1748		2041
1749	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1754	}	2047	}
1755		2048
1756	sub normalise {	2049	sub normalise {
1757	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1758		2051
1759	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1760		2053
1761	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1762		2055
1763	# map plan:	2056	# map plan:
1764	#	2057	#
…		…
1779	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1780	$path = "$base/$path";	2073	$path = "$base/$path";
1781	}	2074	}
1782		2075
1783	for ($path) {	2076	for ($path) {
1784	redo if s{//}{/};
1785	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1786	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1787	}	2079	}
1788		2080
1789	$path	2081	$path
…		…
1803	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1804	return $self;	2096	return $self;
1805	}	2097	}
1806	}	2098	}
1807		2099
1808	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1809	()	2101	()
1810	}	2102	}
1811		2103
		2104	# may re-bless or do other evil things
1812	sub init {	2105	sub init {
1813	my ($self) = @_;	2106	my ($self) = @_;
1814		2107
1815	$self	2108	$self
1816	}	2109	}
…		…
1847		2140
1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1849	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1850	}	2143	}
1851		2144
1852	# and all this just because we cannot iterate over
1853	# all maps in C++...
1854	sub change_all_map_light {
1855	my ($change) = @_;
1856
1857	$_->change_map_light ($change)
1858	for grep $_->outdoor, values %cf::MAP;
1859	}
1860
1861	sub decay_objects {	2145	sub decay_objects {
1862	my ($self) = @_;	2146	my ($self) = @_;
1863		2147
1864	return if $self->{deny_reset};	2148	return if $self->{deny_reset};
1865		2149
…		…
1890	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1891		2175
1892	1	2176	1
1893	}	2177	}
1894		2178
		2179	# used to laod the header of an original map
1895	sub load_header_orig {	2180	sub load_header_orig {
1896	my ($self) = @_;	2181	my ($self) = @_;
1897		2182
1898	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1899	}	2184	}
1900		2185
		2186	# used to laod the header of an instantiated map
1901	sub load_header_temp {	2187	sub load_header_temp {
1902	my ($self) = @_;	2188	my ($self) = @_;
1903		2189
1904	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1905	}	2191	}
1906		2192
		2193	# called after loading the header from an instantiated map
1907	sub prepare_temp {	2194	sub prepare_temp {
1908	my ($self) = @_;	2195	my ($self) = @_;
1909		2196
1910	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1911	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1912	# safety	2199	# safety
1913	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1914	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1915	}	2202	}
1916		2203
		2204	# called after loading the header from an original map
1917	sub prepare_orig {	2205	sub prepare_orig {
1918	my ($self) = @_;	2206	my ($self) = @_;
1919		2207
1920	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1921	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1945		2233
1946	sub find;	2234	sub find;
1947	sub find {	2235	sub find {
1948	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1949		2237
		2238	cf::cede_to_tick;
		2239
1950	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1951		2241
1952	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1953	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1954		2244
1955	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1957	my $guard2 = cf::lock_acquire "map_find:$path";
1958
1959	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1960	or return;	2247	or return;
1961		2248
1962	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1963		2250
…		…
1975		2262
1976	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1977	}	2264	}
1978	}	2265	}
1979		2266
1980	sub pre_load { }	2267	sub pre_load { }
1981	sub post_load { }	2268	#sub post_load { } # XS
1982		2269
1983	sub load {	2270	sub load {
1984	my ($self) = @_;	2271	my ($self) = @_;
1985		2272
1986	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1989		2276
1990	{	2277	{
1991	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1992		2279
1993	return unless $self->valid;	2280	return unless $self->valid;
1994	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1995
1996	$self->in_memory (cf::MAP_LOADING);
1997		2282
1998	$self->alloc;	2283	$self->alloc;
1999		2284
2000	$self->pre_load;	2285	$self->pre_load;
2001	cf::cede_to_tick;	2286	cf::cede_to_tick;
2002		2287
		2288	if (exists $self->{load_path}) {
2003	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2004	$f->skip_block;	2290	$f->skip_block;
2005	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2006	or return;	2292	or return;
2007		2293
2008	$self->post_load_original	2294	$self->post_load_original
2009	if delete $self->{load_original};	2295	if delete $self->{load_original};
2010		2296
2011	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2012	utf8::encode $uniq;	2298	utf8::encode $uniq;
2013	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2014	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2015	$self->clear_unique_items;	2301	$self->clear_unique_items;
2016	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2017	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2018	}	2305	}
2019	}	2306	}
2020	}
2021		2307
2022	$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);
2023		2315
2024	cf::cede_to_tick;	2316	cf::cede_to_tick;
2025	# now do the right thing for maps	2317	# now do the right thing for maps
2026	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2027	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2031	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2032	$self->decay_objects;	2324	$self->decay_objects;
2033	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2034	$self->update_buttons;	2326	$self->update_buttons;
2035	cf::cede_to_tick;	2327	cf::cede_to_tick;
2036	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2037	cf::cede_to_tick;
2038	$self->activate;
2039	}	2329	}
2040		2330
2041	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2042	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2043
2044	$self->in_memory (cf::MAP_ACTIVE);
2045	}	2333	}
2046		2334
2047	$self->post_load;	2335	$self->post_load;
2048	}
2049		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2050	sub customise_for {	2343	sub customise_for {
2051	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2052		2345
2053	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2054	if $self->per_player;	2347	if $self->per_player;
…		…
2057	# if $self->per_party;	2350	# if $self->per_party;
2058		2351
2059	$self	2352	$self
2060	}	2353	}
2061		2354
2062	# find and load all maps in the 3x3 area around a map
2063	sub load_neighbours {
2064	my ($map) = @_;
2065
2066	my @neigh; # diagonal neighbours
2067
2068	for (0 .. 3) {
2069	my $neigh = $map->tile_path ($_)
2070	or next;
2071	$neigh = find $neigh, $map
2072	or next;
2073	$neigh->load;
2074
2075	push @neigh,
2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2078	}
2079
2080	for (grep defined $_->[0], @neigh) {
2081	my ($path, $origin) = @$_;
2082	my $neigh = find $path, $origin
2083	or next;
2084	$neigh->load;
2085	}
2086	}
2087
2088	sub find_sync {	2355	sub find_sync {
2089	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2090		2357
2091	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, $origin
2092	}	2363	}
2093		2364
2094	sub do_load_sync {	2365	sub do_load_sync {
2095	my ($map) = @_;	2366	my ($map) = @_;
2096		2367
		2368	# it's a bug to call this from the main context
2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2098	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2099		2371
2100	cf::sync_job { $map->load };	2372	$map->load;
2101	}	2373	}
2102		2374
2103	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2104	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2105		2377
2106	sub find_async {	2378	sub find_async {
2107	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2108		2380
2109	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2110		2382
2111	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2113	}	2385	}
2114		2386
2115	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2116		2388
2117	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2131	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2132		2404
2133	()	2405	()
2134	}	2406	}
2135		2407
		2408	# common code, used by both ->save and ->swapout
2136	sub save {	2409	sub _save {
2137	my ($self) = @_;	2410	my ($self) = @_;
2138
2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
2140		2411
2141	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2142		2413
2143	return unless $self->dirty;	2414	return unless $self->dirty;
2144		2415
…		…
2164	} else {	2435	} else {
2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2166	}	2437	}
2167	}	2438	}
2168		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2169	sub swap_out {	2448	sub swap_out {
2170	my ($self) = @_;	2449	my ($self) = @_;
2171		2450
2172	# save first because save cedes
2173	$self->save;
2174
2175	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2176		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2177	return if $self->players;	2455	return if $self->players;
2178	return if $self->in_memory != cf::MAP_ACTIVE;	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
2179	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2180		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
2181	$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};
2182		2507
2183	$self->deactivate;	2508	$self->deactivate;
2184	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2185	$self->clear;	2510	$self->clear;
2186	}
2187
2188	sub reset_at {
2189	my ($self) = @_;
2190
2191	# TODO: safety, remove and allow resettable per-player maps
2192	return 1e99 if $self->{deny_reset};
2193
2194	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2195	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2196
2197	$time + $to
2198	}
2199
2200	sub should_reset {
2201	my ($self) = @_;
2202
2203	$self->reset_at <= $cf::RUNTIME
2204	}
2205
2206	sub reset {
2207	my ($self) = @_;
2208
2209	my $lock = cf::lock_acquire "map_data:$self->{path}";
2210
2211	return if $self->players;
2212
2213	warn "resetting map ", $self->path;
2214
2215	$self->in_memory (cf::MAP_SWAPPED);
2216
2217	# need to save uniques path
2218	unless ($self->{deny_save}) {
2219	my $uniq = $self->uniq_path; utf8::encode $uniq;
2220
2221	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2222	if $uniq;
2223	}
2224
2225	delete $cf::MAP{$self->path};
2226
2227	$self->deactivate;
2228	$_->clear_links_to ($self) for values %cf::MAP;
2229	$self->clear;
2230		2511
2231	$self->unlink_save;	2512	$self->unlink_save;
2232	$self->destroy;	2513	$self->destroy;
2233	}	2514	}
2234		2515
…		…
2242		2523
2243	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2244		2525
2245	$self->unlink_save;	2526	$self->unlink_save;
2246		2527
2247	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2248	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2249	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2250	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2252		2533
…		…
2309	: normalise $_	2590	: normalise $_
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2592	]
2312	}	2593	}
2313		2594
		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	}
		2626
2314	=back	2627	=back
2315		2628
2316	=head3 cf::object	2629	=head3 cf::object
2317		2630
2318	=cut	2631	=cut
…		…
2383		2696
2384	our $SAY_CHANNEL = {	2697	our $SAY_CHANNEL = {
2385	id => "say",	2698	id => "say",
2386	title => "Map",	2699	title => "Map",
2387	reply => "say ",	2700	reply => "say ",
2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2389	};	2702	};
2390		2703
2391	our $CHAT_CHANNEL = {	2704	our $CHAT_CHANNEL = {
2392	id => "chat",	2705	id => "chat",
2393	title => "Chat",	2706	title => "Chat",
…		…
2448		2761
2449	=item $player_object->enter_link	2762	=item $player_object->enter_link
2450		2763
2451	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}>).
2452		2765
2453	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.
2454	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.
2455		2770
2456	Will never block.	2771	Will never block.
2457		2772
2458	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2459		2774
…		…
2479	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2480	my ($self) = @_;	2795	my ($self) = @_;
2481		2796
2482	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2483		2798
		2799	++$self->{_link_recursion};
		2800
2484	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2485		2802
2486	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2487	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2488		2805
2489	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2490	}	2807	}
2491		2808
2492	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2493	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2494		2811
…		…
2511	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2512	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2513		2830
2514	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2515	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2516	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2517		2834
2518	$map->load;	2835	$map->load;
2519	$map->load_neighbours;
2520		2836
2521	return unless $self->contr->active;	2837	return unless $self->contr->active;
2522	$self->activate_recursive;
2523		2838
2524	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2525	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2526	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2527		2846
		2847	}
		2848
2528	=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)]])
2529		2850
2530	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
2531	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2532	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
2533	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
…		…
2540		2861
2541	our $GOTOGEN;	2862	our $GOTOGEN;
2542		2863
2543	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2544	my ($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	}
2545		2872
2546	# 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
2547	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2548		2875
2549	$self->enter_link;	2876	$self->enter_link;
…		…
2569	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2570	}	2897	}
2571	}	2898	}
2572		2899
2573	my $map = eval {	2900	my $map = eval {
2574	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2575		2902
2576	if ($map) {	2903	if ($map) {
2577	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2578	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2579	} else {	2906	} else {
2580	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2581	}	2908	}
2582		2909
2583	$map	2910	$map
…		…
2591	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2592	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2593	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2594	}	2921	}
2595		2922
2596	$done->() if $done;	2923	$done->($self) if $done;
2597	})->prio (1);	2924	})->prio (1);
2598	}	2925	}
2599		2926
2600	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2601		2928
…		…
2669	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2670		2997
2671	unless (eval {	2998	unless (eval {
2672	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2673		3000
2674	# random map handling
2675	{
2676	my $guard = cf::lock_acquire "exit_prepare:$exit";
2677
2678	prepare_random_map $exit
2679	if $exit->slaying eq "/!";
2680	}
2681
2682	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2683	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2684	my $y = $exit->stats->sp;	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	}
2685		3027
2686	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2687		3029
2688	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2689	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
2690	if $exit->flag (cf::FLAG_DAMNED);	3032	if $exit->flag (cf::FLAG_DAMNED);
2691		3033
2692	1	3034	1
2693	}) {	3035	}) {
2694	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2695	. "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. "
2696	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2697	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2698		3040
2699	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2700	$self->leave_link;	3042	$self->leave_link;
2701	}	3043	}
2702	})->prio (1);	3044	})->prio (1);
2703	}	3045	}
2704		3046
…		…
2716	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2717	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2718		3060
2719	utf8::encode $text;	3061	utf8::encode $text;
2720	$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);
2721	}	3088	}
2722		3089
2723	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2724		3091
2725	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
…		…
2729		3096
2730	=cut	3097	=cut
2731		3098
2732	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2733	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	},
2734	"c/identify" => {	3107	"c/identify" => {
2735	id => "infobox",	3108	id => "infobox",
2736	title => "Identify",	3109	title => "Identify",
2737	reply => undef,	3110	reply => undef,
2738	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2740	"c/examine" => {	3113	"c/examine" => {
2741	id => "infobox",	3114	id => "infobox",
2742	title => "Examine",	3115	title => "Examine",
2743	reply => undef,	3116	reply => undef,
2744	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",
2745	},	3124	},
2746	"c/book" => {	3125	"c/book" => {
2747	id => "infobox",	3126	id => "infobox",
2748	title => "Book",	3127	title => "Book",
2749	reply => undef,	3128	reply => undef,
…		…
2765	id => "infobox",	3144	id => "infobox",
2766	title => "Body Parts",	3145	title => "Body Parts",
2767	reply => undef,	3146	reply => undef,
2768	tooltip => "Shows which body parts you posess and are available",	3147	tooltip => "Shows which body parts you posess and are available",
2769	},	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	},
2770	"c/uptime" => {	3185	"c/uptime" => {
2771	id => "infobox",	3186	id => "infobox",
2772	title => "Uptime",	3187	title => "Uptime",
2773	reply => undef,	3188	reply => undef,
2774	tooltip => "How long the server has been running since last restart",	3189	tooltip => "How long the server has been running since last restart",
…		…
2783	id => "party",	3198	id => "party",
2784	title => "Party",	3199	title => "Party",
2785	reply => "gsay ",	3200	reply => "gsay ",
2786	tooltip => "Messages and chat related to your party",	3201	tooltip => "Messages and chat related to your party",
2787	},	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" => $CHAT_CHANNEL,
2788	);	3211	);
2789		3212
2790	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2791	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2792		3215
2793	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2794		3218
2795	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2796		3220
2797	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2798	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2799	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2800		3224
2801	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2802	if $self->can_msg;
2803
2804	$channel = $channel->{id};	3226	$channel = $channel->{id};
2805		3227
2806	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2807	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2808	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2809	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2810	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2811	if $self->can_msg;
2812	}	3233	}
2813		3234
2814	$channel = $channel->{id};	3235	$channel = $channel->{id};
2815	}	3236	}
2816		3237
2817	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2818		3239
2819	if ($self->can_msg) {
2820	# default colour, mask it out	3240	# default colour, mask it out
2821	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2822	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2823		3243
2824	my $pkt = "msg "	3244	my $pkt = "msg "
2825	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2826	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2827	);	3247	);
2828		3248
2829	# try lzf for large packets
2830	$pkt = "lzf " . Compress::LZF::compress $pkt
2831	if 1024 <= length $pkt and $self->{can_lzf};
2832
2833	# split very large packets
2834	if (8192 < length $pkt and $self->{can_lzf}) {
2835	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2836	$pkt = "frag";
2837	}
2838
2839	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2840	} else {
2841	if ($color >= 0) {
2842	# replace some tags by gcfclient-compatible ones
2843	for ($msg) {
2844	1 while
2845	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2846	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2847	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2848	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2849	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2850	}
2851
2852	$color &= cf::NDI_COLOR_MASK;
2853
2854	utf8::encode $msg;
2855
2856	if (0 && $msg =~ /\[/) {
2857	# COMMAND/INFO
2858	$self->send_packet ("drawextinfo $color 10 8 $msg")
2859	} else {
2860	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2861	$self->send_packet ("drawinfo $color $msg")
2862	}
2863	}
2864	}
2865	}	3250	}
2866		3251
2867	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2868		3253
2869	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2871	=cut	3256	=cut
2872		3257
2873	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2874	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2875		3260
2876	if ($self->extcmd == 2) {
2877	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2878	} elsif ($self->extcmd == 1) { # TODO: remove
2879	push @msg, msgtype => "event_$type";
2880	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2881	}
2882	}
2883
2884	=item $client->ext_reply ($msgid, @msg)
2885
2886	Sends an ext reply to the client.
2887
2888	=cut
2889
2890	sub cf::client::ext_reply($$@) {
2891	my ($self, $id, @msg) = @_;
2892
2893	if ($self->extcmd == 2) {
2894	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2895	} elsif ($self->extcmd == 1) {
2896	#TODO: version 1, remove
2897	unshift @msg, msgtype => "reply", msgid => $id;
2898	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2899	}
2900	}	3262	}
2901		3263
2902	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2903		3265
2904	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2959	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2960		3322
2961	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2962		3324
2963	if (ref $msg) {	3325	if (ref $msg) {
2964	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2965	"ARRAY" eq ref $msg
2966	? @$msg
2967	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2968		3327
2969	my @reply;
2970
2971	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}) {
2972	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2973	}	3346	}
2974
2975	$ns->ext_reply ($reply, @reply)
2976	if $reply;
2977
2978	} else {	3347	} else {
2979	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";
2980	}	3349	}
2981		3350
2982	cf::override;	3351	cf::override;
2983	},	3352	},
2984	);	3353	);
…		…
3004		3373
3005	$coro	3374	$coro
3006	}	3375	}
3007		3376
3008	cf::client->attach (	3377	cf::client->attach (
3009	on_destroy => sub {	3378	on_client_destroy => sub {
3010	my ($ns) = @_;	3379	my ($ns) = @_;
3011		3380
3012	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3013	},	3382	},
3014	);	3383	);
…		…
3030	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3031		3400
3032	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3033		3402
3034	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3035	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3036	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3037	sort time	3406	sort time
3038	));	3407	));
3039		3408
3040	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3044	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3045		3414
3046	cf::object	3415	cf::object
3047	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
3048	insert remove name archname title slaying race decrease split	3417	insert remove name archname title slaying race decrease split
		3418	value
3049		3419
3050	cf::object::player	3420	cf::object::player
3051	player	3421	player
3052		3422
3053	cf::player	3423	cf::player
…		…
3059	=cut	3429	=cut
3060		3430
3061	for (	3431	for (
3062	["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
3063	insert remove inv nrof name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3064	decrease split destroy change_exp)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3065	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3066	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3067	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3068	) {	3438	) {
3069	no strict 'refs';
3070	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3071	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3072	for @funs;	3441	for @funs;
3073	}	3442	}
3074		3443
…		…
3089		3458
3090	my $qcode = $code;	3459	my $qcode = $code;
3091	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3092	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3093		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3094	local $_;	3466	local $_;
3095	local @safe::cf::_safe_eval_args = values %vars;
3096		3467
3097	my $eval =	3468	my $eval =
3098	"do {\n"	3469	"do {\n"
3099	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3100	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3101	. $code	3472	. $code
3102	. "\n}"	3473	. "\n}"
3103	;	3474	;
3104		3475
		3476	if ($CFG{safe_eval}) {
3105	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3106	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3107	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	}
3108		3485
3109	if ($@) {	3486	if ($@) {
3110	warn "$@";	3487	warn "$@",
3111	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3112	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3113	}	3490	}
3114		3491
3115	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3116	}	3493	}
3117		3494
…		…
3131	=cut	3508	=cut
3132		3509
3133	sub register_script_function {	3510	sub register_script_function {
3134	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3135		3512
3136	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3137	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3138	}	3515	}
3139		3516
3140	=back	3517	=back
3141		3518
3142	=cut	3519	=cut
3143		3520
3144	#############################################################################	3521	#############################################################################
3145	# the server's init and main functions	3522	# the server's init and main functions
3146		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525	our @FACEDATA; # dynamically-created facedata
		3526
		3527	# internal api, not fianlised
		3528	sub set_face {
		3529	my ($name, $type, $data) = @_;
		3530
		3531	my $idx = cf::face::find $name;
		3532
		3533	if ($idx) {
		3534	delete $FACEHASH{cf::face::get_chksum $idx};
		3535	} else {
		3536	$idx = cf::face::alloc $name;
		3537	}
		3538
		3539	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3540
		3541	cf::face::set_type $idx, $type;
		3542	cf::face::set_data $idx, 0, (length $data), 0, $hash;
		3543	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3544
		3545	# we need to destroy the SV itself, not just overwrite,
		3546	# as a running ix might hold a reference to it.
		3547	# delete achieves that.
		3548	delete $FACEDATA[$idx];
		3549	$FACEDATA[$idx] = $data;
		3550	$FACEHASH{$hash} = $idx;#d#
		3551
		3552	$idx
		3553	}
		3554
		3555	our $FACEDATA; # facedata filehandle
		3556
		3557	sub _face_get_data($$$$) {
		3558	my ($idx, $size, $fofs, $cb) = @_;
		3559
		3560	if (defined $FACEDATA[$idx]) {
		3561	$cb->($FACEDATA[$idx]);
		3562	} elsif ($fofs) {
		3563	my $buf;
		3564	IO::AIO::aio_read $FACEDATA, $fofs, $size, $buf, 0, sub {
		3565	if ($_[0] == $size) {
		3566	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3567	$cb->($buf);
		3568	} else {
		3569	cf::error "INTERNAL ERROR: unable to read facedata for face $idx ($size, $fofs), ignoring request.";
		3570	}
		3571	};
		3572	} else {
		3573	cf::error "requested facedata for unknown face $idx ($size, $fofs), ignoring.";
		3574	}
		3575	}
		3576
		3577	# rather ineffient
		3578	sub cf::face::get_data($;$) {
		3579	my ($idx, $faceset) = @_;
		3580
		3581	my $size = cf::face::get_size $idx, $faceset;
		3582	my $fofs = cf::face::get_fofs $idx, $faceset;
		3583
		3584	_face_get_data $idx, $size, $fofs, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $idx, $pri, $size, $fofs) = @_;
		3590
		3591	_face_get_data $idx, $size, $fofs, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595
3147	sub load_facedata($) {	3596	sub load_facedata($) {
3148	my ($path) = @_;	3597	my ($path) = @_;
3149		3598
3150	# HACK to clear player env face cache, we need some signal framework
3151	# for this (global event?)
3152	%ext::player_env::MUSIC_FACE_CACHE = ();
3153
3154	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3155		3600
3156	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
3157		3602
3158	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
3159	0 < aio_load $path, $facedata
3160	or die "$path: $!";
3161
3162	$facedata = Coro::Storable::thaw $facedata;
3163		3604
3164	$facedata->{version} == 2	3605	$facedata->{version} == 2
3165	or cf::cleanup "$path: version mismatch, cannot proceed.";	3606	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3166		3607
3167	# patch in the exptable	3608	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3168	$facedata->{resource}{"res/exp_table"} = {	3609	or cf::cleanup "$path/facedata: $!, cnanot proceed.";
3169	type => FT_RSRC,	3610
3170	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3611	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3171	};	3612
3172	cf::cede_to_tick;	3613	# BEGIN ATOMIC
		3614	# from here on, everything must be atomic - no thread switch allowed
		3615	my $t1 = EV::time;
3173		3616
3174	{	3617	{
3175	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
3176		3619
3177	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
3178	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3179		3623
3180	cf::face::set_visibility $idx, $info->{visibility};	3624	cf::face::set_visibility $idx, $info->{visibility};
3181	cf::face::set_magicmap $idx, $info->{magicmap};	3625	cf::face::set_magicmap $idx, $info->{magicmap};
3182	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3626	cf::face::set_data $idx, 0, $info->{size32}, $info->{fofs32}, $info->{hash32};
3183	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3627	cf::face::set_data $idx, 1, $info->{size64}, $info->{fofs64}, $info->{hash64};
3184		3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3185	cf::cede_to_tick;	3629	$FACEHASH{$info->{hash64}} = $idx;#d#
3186	}	3630	}
3187		3631
3188	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
3189	next unless $info->{smooth};	3633	next unless $info->{smooth};
3190		3634
…		…
3193		3637
3194	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
3195	cf::face::set_smooth $idx, $smooth;	3639	cf::face::set_smooth $idx, $smooth;
3196	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3197	} else {	3641	} else {
3198	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
3199	}	3643	}
3200
3201	cf::cede_to_tick;
3202	}	3644	}
3203	}	3645	}
3204		3646
3205	{	3647	{
3206	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
3207		3649
3208	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
3209	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
3210	cf::cede_to_tick;
3211	}	3652	}
3212		3653
3213	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
3214	}	3655	}
3215		3656
3216	{	3657	{
3217	# TODO: for gcfclient pleasure, we should give resources
3218	# that gcfclient doesn't grok a >10000 face index.
3219	my $res = $facedata->{resource};	3658	my $res = $facedata->{resource};
3220		3659
3221	while (my ($name, $info) = each %$res) {	3660	while (my ($name, $info) = each %$res) {
3222	if (defined $info->{type}) {	3661	if (defined (my $type = $info->{type})) {
		3662	# TODO: different hash - must free and use new index, or cache ixface data queue
3223	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3224	my $data;
3225		3664
3226	if ($info->{type} & 1) {
3227	# prepend meta info
3228
3229	my $meta = $enc->encode ({
3230	name => $name,
3231	%{ $info->{meta} || {} },
3232	});
3233
3234	$data = pack "(w/a*)*", $meta, $info->{data};
3235	} else {
3236	$data = $info->{data};
3237	}
3238
3239	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3240	cf::face::set_type $idx, $info->{type};	3665	cf::face::set_type $idx, $type;
		3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
		3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3668	$FACEHASH{$info->{hash}} = $idx;#d#
3241	} else {	3669	} else {
3242	$RESOURCE{$name} = $info;	3670	# $RESOURCE{$name} = $info; # unused
3243	}	3671	}
3244
3245	cf::cede_to_tick;
3246	}	3672	}
3247	}	3673	}
		3674
		3675	($fh, $FACEDATA) = ($FACEDATA, $fh);
		3676
		3677	# HACK to clear player env face cache, we need some signal framework
		3678	# for this (global event?)
		3679	%ext::player_env::MUSIC_FACE_CACHE = ();
		3680
		3681	# END ATOMIC
		3682
		3683	cf::debug "facedata atomic update time ", EV::time - $t1;
3248		3684
3249	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3685	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3250		3686
		3687	aio_close $fh if $fh; # close old facedata
		3688
3251	1	3689	1
3252	}	3690	}
3253
3254	cf::global->attach (on_resource_update => sub {
3255	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3256	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3257
3258	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3259	my $sound = $soundconf->{compat}[$_]
3260	or next;
3261
3262	my $face = cf::face::find "sound/$sound->[1]";
3263	cf::sound::set $sound->[0] => $face;
3264	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3265	}
3266
3267	while (my ($k, $v) = each %{$soundconf->{event}}) {
3268	my $face = cf::face::find "sound/$v";
3269	cf::sound::set $k => $face;
3270	}
3271	}
3272	});
3273		3691
3274	register_exticmd fx_want => sub {	3692	register_exticmd fx_want => sub {
3275	my ($ns, $want) = @_;	3693	my ($ns, $want) = @_;
3276		3694
3277	while (my ($k, $v) = each %$want) {	3695	while (my ($k, $v) = each %$want) {
…		…
3285	my $status = load_resource_file_ $_[0];	3703	my $status = load_resource_file_ $_[0];
3286	get_slot 0.1, 100;	3704	get_slot 0.1, 100;
3287	cf::arch::commit_load;	3705	cf::arch::commit_load;
3288		3706
3289	$status	3707	$status
		3708	}
		3709
		3710	sub reload_exp_table {
		3711	_reload_exp_table;
		3712
		3713	set_face "res/exp_table" => FT_RSRC,
		3714	JSON::XS->new->utf8->canonical->encode (
		3715	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3716	);
		3717	}
		3718
		3719	sub reload_materials {
		3720	_reload_materials;
3290	}	3721	}
3291		3722
3292	sub reload_regions {	3723	sub reload_regions {
3293	# HACK to clear player env face cache, we need some signal framework	3724	# HACK to clear player env face cache, we need some signal framework
3294	# for this (global event?)	3725	# for this (global event?)
…		…
3302	if exists $_->{match};	3733	if exists $_->{match};
3303	}	3734	}
3304	}	3735	}
3305		3736
3306	sub reload_facedata {	3737	sub reload_facedata {
3307	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
3308	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
3309	}	3740	}
3310		3741
3311	sub reload_archetypes {	3742	sub reload_archetypes {
3312	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
3313	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
		3745
		3746	set_face "res/skill_info" => FT_RSRC,
		3747	JSON::XS->new->utf8->canonical->encode (
		3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3749	);
		3750	set_face "res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3314	}	3754	}
3315		3755
3316	sub reload_treasures {	3756	sub reload_treasures {
3317	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3318	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3319	}	3759	}
3320		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
3321	sub reload_resources {	3781	sub reload_resources {
3322	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3323		3783
		3784	reload_materials;
3324	reload_facedata;	3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
3325	reload_archetypes;	3788	reload_archetypes;
3326	reload_regions;	3789	reload_regions;
3327	reload_treasures;	3790	reload_treasures;
3328		3791
3329	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3330	}
3331
3332	sub init {
3333	my $guard = freeze_mainloop;
3334
3335	evthread_start IO::AIO::poll_fileno;
3336
3337	reload_resources;
3338	}	3793	}
3339		3794
3340	sub reload_config {	3795	sub reload_config {
3341	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3342	or return;
3343		3797
3344	local $/;	3798	my $config = load_file "$CONFDIR/config";
3345	*CFG = YAML::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3346		3801
3347	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3348		3803
3349	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3350	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3351		3806
3352	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3375		3830
3376	seek $fh, 0, 0;	3831	seek $fh, 0, 0;
3377	print $fh $$;	3832	print $fh $$;
3378	}	3833	}
3379		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
3380	sub main {	3844	sub main {
3381	atomic;	3845	cf::init_globals; # initialise logging
		3846
		3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3851
		3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3382		3853
3383	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3384	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3386	(async {	3857	(async {
3387	$Coro::current->{desc} = "IDLE BUG HANDLER";	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
3388	EV::loop EV::LOOP_ONESHOT;	3859	EV::loop EV::LOOP_ONESHOT;
3389	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3390	};	3861	};
3391		3862
3392	{	3863	evthread_start IO::AIO::poll_fileno;
3393	my $guard = freeze_mainloop;	3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
		3876	reload_resources;
3394	reload_config;	3877	reload_config;
3395	db_init;	3878
		3879	cf::init_uuid;
		3880	cf::init_signals;
		3881	cf::init_skills;
		3882
		3883	cf::init_beforeplay;
		3884
		3885	atomic;
		3886
3396	load_extensions;	3887	load_extensions;
3397		3888
3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3399	}
3400
3401	utime time, time, $RUNTIMEFILE;	3889	utime time, time, $RUNTIMEFILE;
3402		3890
3403	# no (long-running) fork's whatsoever before this point(!)	3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
3404	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3405		3894
3406	EV::loop;	3895	cf::_post_init 0;
		3896	};
		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
3407	}	3906	}
3408		3907
3409	#############################################################################	3908	#############################################################################
3410	# initialisation and cleanup	3909	# initialisation and cleanup
3411		3910
3412	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3413	BEGIN {	3912	BEGIN {
3414	our %SIGWATCHER = ();	3913	our %SIGWATCHER = ();
3415	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3416	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3417	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3418	};	3917	};
3419	}	3918	}
3420	}	3919	}
3421		3920
3422	sub write_runtime_sync {	3921	sub write_runtime_sync {
		3922	my $t0 = AE::time;
		3923
3423	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3424	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3425		3926
3426	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3427		3928
3428	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3429		3930
3430	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3431	or return;	3932	or return;
3432		3933
3433	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3434	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3435	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3448	or return;	3949	or return;
3449		3950
3450	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3451	and return;	3952	and return;
3452		3953
3453	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3454		3955
3455	1	3956	1
3456	}	3957	}
3457		3958
3458	our $uuid_lock;	3959	our $uuid_lock;
…		…
3467	my $uuid = "$LOCALDIR/uuid";	3968	my $uuid = "$LOCALDIR/uuid";
3468		3969
3469	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3470	or return;	3971	or return;
3471		3972
3472	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3973	my $value = uuid_seq uuid_cur;
		3974
		3975	unless ($value) {
		3976	info "cowardly refusing to write zero uuid value!\n";
		3977	return;
		3978	}
		3979
		3980	my $value = uuid_str $value + $uuid_skip;
3473	$uuid_skip = 0;	3981	$uuid_skip = 0;
3474		3982
3475	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3983	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3476	and return;	3984	and return;
3477		3985
…		…
3483	or return;	3991	or return;
3484		3992
3485	aio_rename "$uuid~", $uuid	3993	aio_rename "$uuid~", $uuid
3486	and return;	3994	and return;
3487		3995
3488	warn "uuid file written ($value).\n";	3996	trace "uuid file written ($value).\n";
3489		3997
3490	1	3998	1
3491		3999
3492	}	4000	}
3493		4001
…		…
3499	}	4007	}
3500		4008
3501	sub emergency_save() {	4009	sub emergency_save() {
3502	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3503		4011
3504	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3505		4018
3506	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3507	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3508	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3509	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3510	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
3511	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3512	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3513	$pl->valid or next;	4028	$pl->valid or next;
3514	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3515	$pl->save;	4030	$pl->save;
3516	}	4031	}
3517	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
3518		4033
3519	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
3520	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3521	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3522	$map->valid or next;	4039	$map->valid or next;
3523	$map->save;	4040	$map->save;
3524	}	4041	}
3525	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
3526		4043
3527	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
3528	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3529	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
3530		4049
3531	warn "begin write uuid\n";	4050	info "emergency_perl_save: begin write uuid\n";
3532	write_uuid_sync 1;	4051	write_uuid_sync 1;
3533	warn "end write uuid\n";	4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3534	};	4072	};
3535		4073
3536	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
3537	}	4075	}
3538		4076
3539	sub post_cleanup {	4077	sub post_cleanup {
3540	my ($make_core) = @_;	4078	my ($make_core) = @_;
3541		4079
		4080	IO::AIO::flush;
		4081
3542	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3543	if $make_core;	4083	if $make_core;
3544		4084
3545	my $fh = pidfile;	4085	my $fh = pidfile;
3546	unlink $PIDFILE if <$fh> == $$;	4086	unlink $PIDFILE if <$fh> == $$;
3547	}	4087	}
…		…
3567	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3568	for my $name (keys %$leaf_symtab) {	4108	for my $name (keys %$leaf_symtab) {
3569	_gv_clear *{"$pkg$name"};	4109	_gv_clear *{"$pkg$name"};
3570	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3571	}	4111	}
3572	warn "cleared package #$pkg\n";#d#
3573	}	4112	}
3574
3575	our $RELOAD; # how many times to reload
3576		4113
3577	sub do_reload_perl() {	4114	sub do_reload_perl() {
3578	# can/must only be called in main	4115	# can/must only be called in main
3579	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3580	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3581	return;	4118	return;
3582	}	4119	}
3583		4120
3584	return if $RELOAD++;	4121	return if $RELOAD++;
3585		4122
		4123	my $t1 = AE::time;
		4124
3586	while ($RELOAD) {	4125	while ($RELOAD) {
3587	warn "reloading...";	4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
3588		4128
3589	warn "entering sync_job";	4129	trace "perl_reload: entering sync_job";
3590		4130
3591	cf::sync_job {	4131	cf::sync_job {
3592	cf::write_runtime_sync; # external watchdog should not bark
3593	cf::emergency_save;	4132	#cf::emergency_save;
3594	cf::write_runtime_sync; # external watchdog should not bark
3595		4133
3596	warn "syncing database to disk";
3597	BDB::db_env_txn_checkpoint $DB_ENV;
3598
3599	# if anything goes wrong in here, we should simply crash as we already saved
3600
3601	warn "flushing outstanding aio requests";
3602	while (IO::AIO::nreqs || BDB::nreqs) {
3603	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3604	}
3605
3606	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3607	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3608	%EXT_CORO = ();	4136	%EXT_CORO = ();
3609		4137
3610	warn "removing commands";	4138	trace "perl_reload: removing commands";
3611	%COMMAND = ();	4139	%COMMAND = ();
3612		4140
3613	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3614	%EXTCMD = ();	4142	%EXTCMD = ();
3615	%EXTICMD = ();	4143	%EXTICMD = ();
3616		4144
3617	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3618	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3619	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3620		4148
3621	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3622	eval {	4150	eval {
3623	$cb->($pkg);	4151	$cb->($pkg);
3624	1	4152	1
3625	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
3626	}	4154	}
3627		4155
3628	warn "... clearing $pkg";	4156	trace "... clearing $pkg";
3629	clear_package $pkg;	4157	clear_package $pkg;
3630	}	4158	}
3631		4159
3632	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3633	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3634	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3635		4163
3636	warn "... unloading $k";	4164	trace "... unloading $k";
3637	delete $INC{$k};	4165	delete $INC{$k};
3638		4166
3639	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3640	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3641		4169
…		…
3644	}	4172	}
3645		4173
3646	clear_package $k;	4174	clear_package $k;
3647	}	4175	}
3648		4176
3649	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3650	clear_package "safe::$_"	4178	clear_package "safe::$_"
3651	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3652		4180
3653	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3654	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3655	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3656		4184
3657	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3658	# and global variables created in xs	4186	# and global variables created in xs
3659	#clear_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3660		4188
3661	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3662		4190
3663	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3664	require cf;	4192	require cf;
3665	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3666		4194
3667	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3668	cf::reload_config;	4196	cf::reload_config;
3669		4197
3670	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3671	cf::load_extensions;	4199	cf::load_extensions;
3672		4200
		4201	if ($REATTACH_ON_RELOAD) {
3673	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3674	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3675	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3676	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3677	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3678	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3679		4209
3680	warn "leaving sync_job";	4210	cf::_post_init 1;
		4211
		4212	trace "perl_reload: leaving sync_job";
3681		4213
3682	1	4214	1
3683	} or do {	4215	} or do {
3684	warn $@;	4216	error $@;
3685	cf::cleanup "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3686	};	4218	};
3687		4219
3688	warn "reloaded";
3689	--$RELOAD;	4220	--$RELOAD;
3690	}	4221	}
		4222
		4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3691	};	4225	};
3692		4226
3693	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3694		4228
3695	sub reload_perl() {	4229	sub reload_perl() {
3696	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3697	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3698		4232
		4233	$RELOAD_WATCHER ||= cf::async {
		4234	Coro::AIO::aio_wait cache_extensions;
		4235
3699	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3700	do_reload_perl;	4237	do_reload_perl;
3701	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
		4239	};
3702	};	4240	};
3703	}	4241	}
3704		4242
3705	register_command "reload" => sub {	4243	register_command "reload" => sub {
3706	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
…		…
3712	reload_perl;	4250	reload_perl;
3713	};	4251	};
3714	}	4252	}
3715	};	4253	};
3716		4254
3717	unshift @INC, $LIBDIR;	4255	#############################################################################
3718		4256
3719	my $bug_warning = 0;	4257	my $bug_warning = 0;
3720		4258
3721	our @WAIT_FOR_TICK;
3722	our @WAIT_FOR_TICK_BEGIN;
3723
3724	sub wait_for_tick {	4259	sub wait_for_tick() {
3725	return if tick_inhibit || $Coro::current == $Coro::main;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3726		4261
3727	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3728	push @WAIT_FOR_TICK, $signal;
3729	$signal->wait;
3730	}	4263	}
3731		4264
3732	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3733	return if tick_inhibit || $Coro::current == $Coro::main;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3734		4267
3735	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3736	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3737	$signal->wait;	4270	$signal->wait;
3738	}	4271	}
…		…
3742	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3743	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3744	return;	4277	return;
3745	}	4278	}
3746		4279
3747	cf::server_tick; # one server iteration	4280	cf::one_tick; # one server iteration
		4281
		4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3748		4283
3749	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3750	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3751	Coro::async_pool {	4286	Coro::async_pool {
3752	$Coro::current->{desc} = "runtime saver";	4287	$Coro::current->{desc} = "runtime saver";
3753	write_runtime_sync	4288	write_runtime_sync
3754	or warn "ERROR: unable to write runtime file: $!";	4289	or error "ERROR: unable to write runtime file: $!";
3755	};	4290	};
3756	}	4291	}
3757		4292
3758	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3759	$sig->send;	4294	$sig->send;
3760	}	4295	}
3761	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3762	$sig->send;
3763	}
3764		4297
3765	$LOAD = ($NOW - $TICK_START) / $TICK;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3766	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3767		4300
3768	if (0) {	4301	if (0) {
3769	if ($NEXT_TICK) {	4302	if ($NEXT_TICK) {
3770	my $jitter = $TICK_START - $NEXT_TICK;	4303	my $jitter = $TICK_START - $NEXT_TICK;
3771	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3772	warn "jitter $JITTER\n";#d#	4305	debug "jitter $JITTER\n";#d#
3773	}	4306	}
3774	}	4307	}
3775	}	4308	}
3776		4309
3777	{	4310	{
3778	# configure BDB	4311	# configure BDB
		4312	info "initialising database";
3779		4313
3780	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3781	BDB::max_poll_reqs $TICK * 0.1;	4315	BDB::max_poll_reqs $TICK * 0.1;
3782	$AnyEvent::BDB::WATCHER->priority (1);	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3783		4317
3784	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3785	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
3786	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3787	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3812	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3813	};	4347	};
3814	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3815	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3816	};	4350	};
		4351
		4352	info "database initialised";
3817	}	4353	}
3818		4354
3819	{	4355	{
3820	# configure IO::AIO	4356	# configure IO::AIO
3821		4357
		4358	info "initialising aio";
3822	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3823	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3824	undef $AnyEvent::AIO::WATCHER;	4361	undef $AnyEvent::AIO::WATCHER;
		4362	info "aio initialised";
3825	}	4363	}
3826		4364
3827	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3828		4367
3829	sub _log_backtrace {	4368	sub _log_backtrace {
3830	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3831		4370
3832	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3833		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3834	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3835	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3836	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3837	async {	4381	async {
3838	$Coro::current->{desc} = "abt $msg";	4382	$Coro::current->{desc} = "abt $msg";
3839		4383
3840	my @bt = fork_call {	4384	my @bt = fork_call {
3841	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
…		…
3852	}	4396	}
3853		4397
3854	@funcs	4398	@funcs
3855	};	4399	};
3856		4400
3857	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3858	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3859	--$_log_backtrace;	4404	--$_log_backtrace;
3860	};	4405	};
3861	} else {	4406	} else {
3862	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3863	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3864	}	4409	}
3865	}	4410	}
3866		4411
3867	# load additional modules	4412	# load additional modules
3868	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3869		4415
3870	END { cf::emergency_save }	4416	END { cf::emergency_save }
3871		4417
3872	1	4418	1
3873		4419

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