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Revision 1.450 by root, Mon Sep 22 01:33:09 2008 UTC vs.
Revision 1.619 by root, Tue Aug 11 02:12:12 2015 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
…		…
70		74
71	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	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
74		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
75	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;
76		85
77	our %COMMAND = ();	86	our %COMMAND = ();
78	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
79		88
80	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
81	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
82	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
83	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
85		96
86	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
88		101
89	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
90	our $DATADIR = datadir;	104	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
94	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		117
103	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;
104		125
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	128	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		130
110	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	134	our $DB_ENV;
114		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
115	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
116		140
117	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
119	our $NOW;	144	our $NOW;
120		145
121	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
127		152
128	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)
129	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	155	our $JITTER; # average jitter
131	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;
132		165
133	binmode STDOUT;	166	binmode STDOUT;
134	binmode STDERR;	167	binmode STDERR;
135		168
136	# read virtual server time, if available	169	# read virtual server time, if available
…		…
138	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
139	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
140	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
141	}	174	}
142		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
143	mkdir $_	178	mkdir $_
144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
145		180
146	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
147		182
148	sub cf::map::normalise;	183	sub cf::map::normalise;
149		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
150	#############################################################################	189	#############################################################################
151		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
152	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
153		203
154	=over 4	204	=over 4
155		205
156	=item $cf::UPTIME	206	=item $cf::UPTIME
157		207
158	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.
159		224
160	=item $cf::RUNTIME	225	=item $cf::RUNTIME
161		226
162	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
163	every server tick.	228	every server tick.
164		229
165	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
166	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
167	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
168		233
169	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
170	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
171	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
172	database environment.	237	database environment.
173		238
174	=item $cf::NOW
175
176	The time of the last (current) server tick.
177
178	=item $cf::TICK
179
180	The interval between server ticks, in seconds.
181
182	=item $cf::LOADAVG	239	=item $cf::LOADAVG
183		240
184	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
185	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
186	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
195	from wherever your confdir points to.	252	from wherever your confdir points to.
196		253
197	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
198		255
199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
200	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
201	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
202		277
203	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
204		279
205	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
206	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
207	that call.	282	that call.
208		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
209	=back	290	=back
210		291
211	=cut	292	=cut
212		293
213	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
214	*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 {
215	my $msg = join "", @_;	301	my $msg = join "", @_;
216		302
217	$msg .= "\n"	303	$msg .= "\n"
218	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
219		305
220	$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;
221		307
222	LOG llevError, $msg;	308	LOG llevWarn, $msg;
223	};	309	};
224	}
225		310
226	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
227	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
228		313
229	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
230	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
231	return;#d#	318	return;#d#
232	}#d#	319	}#d#
233		320
234	# kill coroutine otherwise	321	# kill coroutine otherwise
235	warn Carp::longmess $_[0];
236	Coro::terminate	322	Coro::terminate
237	};	323	};
238
239	$SIG{__DIE__} = sub { }; #d#?
240		324
241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
258	)) {	342	)) {
259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
260	}	344	}
261		345
262	$EV::DIED = sub {	346	$EV::DIED = sub {
263	warn "error in event callback: @_";	347	warn "error in event callback: $@";
264	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
265		354
266	#############################################################################	355	#############################################################################
267		356
268	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
269		358
…		…
290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
291	$d	380	$d
292	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
293	}	382	}
294		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
295	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
296		437
297	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
298		439
299	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
306		447
307	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
308	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
309		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
310	=item cf::lock_wait $string	513	=item cf::lock_wait $string
311		514
312	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
313		516
314	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
315		518
316	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
317	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,
318	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
319	returned.	522	returned.
320		523
321	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
322	deadlocked coro.	525	deadlocked coro.
…		…
328		531
329	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.
330		533
331	=cut	534	=cut
332		535
333	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
334	our %LOCKER;#d#
335		537
336	sub lock_wait($) {	538	sub lock_wait($) {
337	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
338
339	if ($LOCKER{$key} == $Coro::current) {#d#
340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
341	return;#d#
342	}#d#
343
344	# wait for lock, if any
345	while ($LOCK{$key}) {
346	push @{ $LOCK{$key} }, $Coro::current;
347	Coro::schedule;
348	}
349	}	540	}
350		541
351	sub lock_acquire($) {	542	sub lock_acquire($) {
352	my ($key) = @_;	543	$LOCKS->guard ($_[0])
353
354	# wait, to be sure we are not locked
355	lock_wait $key;
356
357	$LOCK{$key} = [];
358	$LOCKER{$key} = $Coro::current;#d#
359
360	Coro::guard {
361	delete $LOCKER{$key};#d#
362	# wake up all waiters, to be on the safe side
363	$_->ready for @{ delete $LOCK{$key} };
364	}
365	}	544	}
366		545
367	sub lock_active($) {	546	sub lock_active($) {
368	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
369
370	! ! $LOCK{$key}
371	}	548	}
372		549
373	sub freeze_mainloop {	550	sub freeze_mainloop {
374	tick_inhibit_inc;	551	tick_inhibit_inc;
375		552
376	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
377	}	554	}
378		555
379	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
380		557
381	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
382	get spread over timer.	559	get spread over time.
383		560
384	=cut	561	=cut
385		562
386	sub periodic($$) {	563	sub periodic($$) {
387	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
391	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
392	}	569	}
393		570
394	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
395		572
396	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
397	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
398	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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 less than zero, interactive jobs
		579	should use 100 or more.
399		580
400	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
401	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
402		583
403	Useful for short background jobs.	584	Useful for short background jobs.
404		585
405	=cut	586	=cut
406		587
407	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
408	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
409		591
410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
411	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
412	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
413		595
414	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
415		598
416	while () {	599	while () {
417	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
418	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
419	if ($avail > 0.01) {	605
420	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
421	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
422	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
423	$job->[2]->send;	610	$job->[2]->send;
424	Coro::cede;
425	goto next_job;	611	goto next_job;
426	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
427	}	614	}
428	}	615	}
429		616
430	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
431	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
432	push @cf::WAIT_FOR_TICK, $signal;
433	$signal->wait;
434	} else {	619	} else {
		620	$busy = 0;
435	Coro::schedule;	621	Coro::schedule;
436	}	622	}
437	}	623	}
438	};	624	};
439		625
440	sub get_slot($;$$) {	626	sub get_slot($;$$) {
441	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
442		628
443	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
444		630
445	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
446	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
447		634
448	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
449	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
450	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
476	=cut	663	=cut
477		664
478	sub sync_job(&) {	665	sub sync_job(&) {
479	my ($job) = @_;	666	my ($job) = @_;
480		667
481	if ($Coro::current == $Coro::main) {	668	if (in_main) {
482	my $time = EV::time;	669	my $time = AE::time;
483		670
484	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
485	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
486		673
487	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
488		675
489	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
490		677
491	my $busy = 1;	678	my $busy = 1;
492	my @res;	679	my @res;
493		680
494	(async {	681	(async {
495	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
496	@res = eval { $job->() };	683	@res = eval { $job->() };
497	warn $@ if $@;	684	error $@ if $@;
498	undef $busy;	685	undef $busy;
499	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
500		687
501	while ($busy) {	688	while ($busy) {
502	if (Coro::nready) {	689	if (Coro::nready) {
503	Coro::cede_notself;	690	Coro::cede_notself;
504	} else {	691	} else {
505	EV::loop EV::LOOP_ONESHOT;	692	EV::run EV::RUN_ONCE;
506	}	693	}
507	}	694	}
508		695
509	my $time = EV::time - $time;	696	my $time = AE::time - $time;
510		697
511	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
512		699
513	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
514	} else {	701	} else {
…		…
536	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
537		724
538	$coro	725	$coro
539	}	726	}
540		727
541	=item fork_call { }, $args	728	=item fork_call { }, @args
542		729
543	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
544	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
545	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
546	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
547		734
548	=cut	735	=cut
549		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
550	sub fork_call(&@) {	741	sub fork_call(&@) {
551	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
552		743
553	# we seemingly have to make a local copy of the whole thing,
554	# otherwise perl prematurely frees the stuff :/
555	# TODO: investigate and fix (likely this will be rather laborious)
556
557	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
558	reset_signals;	745	cf::post_fork;
559	&$cb	746	&$cb
560	}, @args;	747	} @args;
561		748
562	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
563	}	761	}
564		762
565	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
566		764
567	=cut	765	=cut
…		…
604	within each server.	802	within each server.
605		803
606	=cut	804	=cut
607		805
608	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
609	my ($name) = @_;	810	my ($name) = @_;
610	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
611		812
612	eval {	813	eval {
613	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
623	}	824	}
624		825
625	our $DB;	826	our $DB;
626		827
627	sub db_init {	828	sub db_init {
628	cf::sync_job {
629	$DB ||= db_table "db";	829	$DB ||= db_table "db";
630	};
631	}	830	}
632		831
633	sub db_get($$) {	832	sub db_get($$) {
634	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
635		834
636	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
637	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
638		839
639	$! ? ()	840	$! ? ()
640	: $data	841	: $data
641	}
642	}	842	}
643		843
644	sub db_put($$$) {	844	sub db_put($$$) {
645	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
646	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
674		874
675	my @data;	875	my @data;
676	my $md5;	876	my $md5;
677		877
678	for (0 .. $#$src) {	878	for (0 .. $#$src) {
679	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
680	or Carp::croak "$src->[$_]: $!";
681	}	880	}
682		881
683	# if processing is expensive, check	882	# if processing is expensive, check
684	# checksum first	883	# checksum first
685	if (1) {	884	if (1) {
…		…
698		897
699	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
700	}	899	}
701	}	900	}
702		901
703	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
704	my $data = $process->(\@data);	903	my $data = $process->(\@data);
705	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
706		905
707	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
708		907
709	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
710	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
711	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
712		911
…		…
722		921
723	=cut	922	=cut
724		923
725	sub datalog($@) {	924	sub datalog($@) {
726	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
727	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
728	}	927	}
729		928
730	=back	929	=back
731		930
732	=cut	931	=cut
…		…
927		1126
928	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
929	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
930		1129
931	} elsif (ref $type) {	1130	} elsif (ref $type) {
932	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
933		1132
934	} else {	1133	} else {
935	shift @arg;	1134	shift @arg;
936	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
937	}	1136	}
938	}	1137	}
939	}	1138	}
940		1139
941	sub _object_attach {	1140	sub _object_attach {
…		…
951	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
952	}	1151	}
953		1152
954	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
955	} else {	1154	} else {
956	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
957	}	1156	}
958		1157
959	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
960	}	1159	}
961		1160
…		…
1020		1219
1021	for (@$callbacks) {	1220	for (@$callbacks) {
1022	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1023		1222
1024	if ($@) {	1223	if ($@) {
1025	warn "$@";
1026	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1027	override;	1225	override;
1028	}	1226	}
1029		1227
1030	return 1 if $override;	1228	return 1 if $override;
1031	}	1229	}
…		…
1110	for (@$attach) {	1308	for (@$attach) {
1111	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1112	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1113	}	1311	}
1114	} else {	1312	} else {
1115	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1116	}	1314	}
1117	}	1315	}
1118	}	1316	}
1119		1317
1120	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1147	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1148		1346
1149	sync_job {	1347	sync_job {
1150	if (length $$rdata) {	1348	if (length $$rdata) {
1151	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1152	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1153	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1154		1353
1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1156	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1158	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	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;
		1359	aio_fsync $fh;
		1360	}
1159	aio_close $fh;	1361	aio_close $fh;
1160		1362
1161	if (@$objs) {	1363	if (@$objs) {
1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1163	aio_chmod $fh, SAVE_MODE;	1365	aio_chmod $fh, SAVE_MODE;
1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1165	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1166	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	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;
		1370	aio_fsync $fh;
		1371	}
1167	aio_close $fh;	1372	aio_close $fh;
1168	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1169	}	1374	}
1170	} else {	1375	} else {
1171	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1172	}	1377	}
1173		1378
1174	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1175	} else {	1383	} else {
1176	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1177	}	1385	}
1178	} else {	1386	} else {
1179	aio_unlink $filename;	1387	aio_unlink $filename;
1180	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1181	}	1389	}
…		…
1205	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1206	$av = $st->{objs};	1414	$av = $st->{objs};
1207	}	1415	}
1208		1416
1209	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1210	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1211	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1212		1421
1213	($data, $av)	1422	($data, $av)
1214	}	1423	}
1215		1424
1216	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1220	=cut	1429	=cut
1221		1430
1222	#############################################################################	1431	#############################################################################
1223	# command handling &c	1432	# command handling &c
1224		1433
1225	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1226		1435
1227	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1228	$name.	1437	$name.
1229		1438
1230	=cut	1439	=cut
…		…
1236	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1237		1446
1238	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1239	}	1448	}
1240		1449
1241	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1242		1451
1243	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1244	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1245	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1246	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1247	has logged in successfully.	1456	has logged in successfully.
1248		1457
1249	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1250	called.
1251		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1252	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1253		1466
1254	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1255	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1256	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1257	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1258	log-in.	1471	log-in.
1259		1472
1260	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1261	called.
1262		1474
1263	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1264		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1265	sub register_extcmd {	1482	sub register_extcmd($$) {
1266	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1267		1484
1268	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1269	}	1486	}
1270		1487
1271	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1272	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1273		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1274	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1275	}	1498	}
1276		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1277	cf::player->attach (	1508	cf::player->attach (
1278	on_command => sub {	1509	on_unknown_command => sub {
1279	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1280		1511
1281	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1282	or return;	1513	or return;
1283		1514
…		…
1291	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1292		1523
1293	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1294		1525
1295	if (ref $msg) {	1526	if (ref $msg) {
1296	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1297	"ARRAY" eq ref $msg
1298	? @$msg
1299	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1300		1528
1301	my @reply;
1302
1303	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1304	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1305	}	1547	}
1306		1548
1307	$pl->ext_reply ($reply, @reply)
1308	if $reply;
1309
1310	} else {	1549	} else {
1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1312	}	1551	}
1313		1552
1314	cf::override;	1553	cf::override;
1315	},	1554	},
1316	);	1555	);
1317		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1318	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1319	cf::sync_job {	1586	cf::sync_job {
1320	my %todo;	1587	my %todo;
1321		1588
1322	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1323	next unless -r $path;	1590	next unless -r $path;
…		…
1341		1608
1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1344		1611
1345	$ext{source} =	1612	$ext{source} =
1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1347	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1348	. $source	1615	. $source
1349	. "\n};\n1";	1616	. "\n};\n1";
1350		1617
1351	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1352	}	1619	}
1353		1620
		1621	my $pass = 0;
1354	my %done;	1622	my %done;
1355	while (%todo) {	1623	while (%todo) {
1356	my $progress;	1624	my $progress;
1357		1625
		1626	++$pass;
		1627
		1628	ext:
1358	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1359	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1360	goto skip	1631	next ext
1361	unless exists $done{$_};	1632	unless exists $done{$_};
1362	}	1633	}
1363		1634
1364	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1365		1636
1366	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1367	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1368	: "$v->{base}: extension inactive.\n";
1369		1650
1370	if (exists $v->{meta}{mandatory}) {
1371	warn $msg;
1372	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1373	}	1652	if exists $v->{meta}{mandatory};
1374		1653
1375	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1376	}	1663	}
1377
1378	$done{$k} = delete $todo{$k};
1379	push @EXTS, $v->{pkg};
1380	$progress = 1;
1381	}	1664	}
1382		1665
1383	skip:	1666	unless ($progress) {
1384	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1385	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1386	}	1676	}
1387	};	1677	};
1388	}	1678	}
1389		1679
1390	#############################################################################	1680	#############################################################################
…		…
1444		1734
1445	sub exists($) {	1735	sub exists($) {
1446	my ($login) = @_;	1736	my ($login) = @_;
1447		1737
1448	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1449	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1450	}	1740	}
1451		1741
1452	sub find($) {	1742	sub find($) {
1453	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1454	my $login = $_[0];	1744	my $login = $_[0];
…		…
1474	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1475	}	1765	}
1476	}	1766	}
1477	}	1767	}
1478		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1479	sub save($) {	1782	sub save($) {
1480	my ($pl) = @_;	1783	my ($pl) = @_;
1481		1784
1482	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1483		1786
…		…
1488		1791
1489	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1490	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1491		1794
1492	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1493		1799
1494	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1495	cf::cede_to_tick;	1801	cf::cede_to_tick;
1496	}	1802	}
1497		1803
…		…
1531	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1532		1838
1533	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1535		1841
1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1537	$pl->deactivate;	1843	$pl->deactivate;
		1844
1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1539	$pl->ob->check_score;
1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1541	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1542		1850
1543	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1544	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1545	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1599	\@logins	1907	\@logins
1600	}	1908	}
1601		1909
1602	=item $player->maps	1910	=item $player->maps
1603		1911
		1912	=item cf::player::maps $login
		1913
1604	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1605	player. May block.	1915	player. May block.
1606		1916
1607	=cut	1917	=cut
1608		1918
…		…
1629		1939
1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1631		1941
1632	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1633		1943
1634	=item $player->ext_reply ($msgid, @msg)
1635
1636	Sends an ext reply to the player.
1637
1638	=cut
1639
1640	sub ext_reply($$@) {
1641	my ($self, $id, @msg) = @_;
1642
1643	$self->ns->ext_reply ($id, @msg)
1644	}
1645
1646	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1647		1945
1648	Sends an ext event to the client.	1946	Sends an ext event to the client.
1649		1947
1650	=cut	1948	=cut
…		…
1669		1967
1670	=cut	1968	=cut
1671		1969
1672	sub find_by_path($) {	1970	sub find_by_path($) {
1673	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1674		1974
1675	my ($match, $specificity);	1975	my ($match, $specificity);
1676		1976
1677	for my $region (list) {	1977	for my $region (list) {
1678	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1707	sub generate_random_map {	2007	sub generate_random_map {
1708	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1709		2009
1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1711		2011
1712	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1721	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1722	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1723	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1724	(cf::region::find $rmp->{region}), $rmp->{custom}
1725	)
1726	}	2013	}
1727		2014
1728	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1729		2016
1730	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1735		2022
1736	sub register {	2023	sub register {
1737	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1738	my $pkg = caller;	2025	my $pkg = caller;
1739		2026
1740	no strict;
1741	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1742		2028
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	2030	}
1745		2031
1746	# also paths starting with '/'	2032	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		2034
1749	sub thawer_merge {	2035	sub thawer_merge {
1750	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1751		2037
1752	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1757	}	2043	}
1758		2044
1759	sub normalise {	2045	sub normalise {
1760	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1761		2047
1762	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1763		2049
1764	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1765		2051
1766	# map plan:	2052	# map plan:
1767	#	2053	#
…		…
1782	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1783	$path = "$base/$path";	2069	$path = "$base/$path";
1784	}	2070	}
1785		2071
1786	for ($path) {	2072	for ($path) {
1787	redo if s{//}{/};
1788	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1789	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1790	}	2075	}
1791		2076
1792	$path	2077	$path
…		…
1806	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1807	return $self;	2092	return $self;
1808	}	2093	}
1809	}	2094	}
1810		2095
1811	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1812	()	2097	()
1813	}	2098	}
1814		2099
		2100	# may re-bless or do other evil things
1815	sub init {	2101	sub init {
1816	my ($self) = @_;	2102	my ($self) = @_;
1817		2103
1818	$self	2104	$self
1819	}	2105	}
…		…
1850		2136
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1853	}	2139	}
1854		2140
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}
1863
1864	sub decay_objects {	2141	sub decay_objects {
1865	my ($self) = @_;	2142	my ($self) = @_;
1866		2143
1867	return if $self->{deny_reset};	2144	return if $self->{deny_reset};
1868		2145
…		…
1893	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1894		2171
1895	1	2172	1
1896	}	2173	}
1897		2174
		2175	# used to laod the header of an original map
1898	sub load_header_orig {	2176	sub load_header_orig {
1899	my ($self) = @_;	2177	my ($self) = @_;
1900		2178
1901	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1902	}	2180	}
1903		2181
		2182	# used to laod the header of an instantiated map
1904	sub load_header_temp {	2183	sub load_header_temp {
1905	my ($self) = @_;	2184	my ($self) = @_;
1906		2185
1907	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1908	}	2187	}
1909		2188
		2189	# called after loading the header from an instantiated map
1910	sub prepare_temp {	2190	sub prepare_temp {
1911	my ($self) = @_;	2191	my ($self) = @_;
1912		2192
1913	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1914	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1915	# safety	2195	# safety
1916	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1917	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1918	}	2198	}
1919		2199
		2200	# called after loading the header from an original map
1920	sub prepare_orig {	2201	sub prepare_orig {
1921	my ($self) = @_;	2202	my ($self) = @_;
1922		2203
1923	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1924	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1948		2229
1949	sub find;	2230	sub find;
1950	sub find {	2231	sub find {
1951	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1952		2233
		2234	cf::cede_to_tick;
		2235
1953	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1954		2237
1955	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2240
1958	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1960	my $guard2 = cf::lock_acquire "map_find:$path";
1961
1962	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1963	or return;	2243	or return;
1964		2244
1965	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1966		2246
…		…
1978		2258
1979	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1980	}	2260	}
1981	}	2261	}
1982		2262
1983	sub pre_load { }	2263	sub pre_load { }
1984	sub post_load { }	2264	#sub post_load { } # XS
1985		2265
1986	sub load {	2266	sub load {
1987	my ($self) = @_;	2267	my ($self) = @_;
1988		2268
1989	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2272
1993	{	2273	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1995		2275
1996	return unless $self->valid;	2276	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2278
2001	$self->alloc;	2279	$self->alloc;
2002		2280
2003	$self->pre_load;	2281	$self->pre_load;
2004	cf::cede_to_tick;	2282	cf::cede_to_tick;
2005		2283
		2284	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2286	$f->skip_block;
2008	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2009	or return;	2288	or return;
2010		2289
2011	$self->post_load_original	2290	$self->post_load_original
2012	if delete $self->{load_original};	2291	if delete $self->{load_original};
2013		2292
2014	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2294	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2297	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2021	}	2301	}
2022	}	2302	}
2023	}
2024		2303
2025	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2026		2311
2027	cf::cede_to_tick;	2312	cf::cede_to_tick;
2028	# now do the right thing for maps	2313	# now do the right thing for maps
2029	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2320	$self->decay_objects;
2036	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2037	$self->update_buttons;	2322	$self->update_buttons;
2038	cf::cede_to_tick;	2323	cf::cede_to_tick;
2039	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2040	cf::cede_to_tick;
2041	$self->activate;
2042	}	2325	}
2043		2326
2044	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2046
2047	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2329	}
2049		2330
2050	$self->post_load;	2331	$self->post_load;
2051	}
2052		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2339	sub customise_for {
2054	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2055		2341
2056	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2343	if $self->per_player;
…		…
2060	# if $self->per_party;	2346	# if $self->per_party;
2061		2347
2062	$self	2348	$self
2063	}	2349	}
2064		2350
2065	# find and load all maps in the 3x3 area around a map
2066	sub load_neighbours {
2067	my ($map) = @_;
2068
2069	my @neigh; # diagonal neighbours
2070
2071	for (0 .. 3) {
2072	my $neigh = $map->tile_path ($_)
2073	or next;
2074	$neigh = find $neigh, $map
2075	or next;
2076	$neigh->load;
2077
2078	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}
2082
2083	for (grep defined $_->[0], @neigh) {
2084	my ($path, $origin) = @$_;
2085	my $neigh = find $path, $origin
2086	or next;
2087	$neigh->load;
2088	}
2089	}
2090
2091	sub find_sync {	2351	sub find_sync {
2092	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2093		2353
2094	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2095	}	2359	}
2096		2360
2097	sub do_load_sync {	2361	sub do_load_sync {
2098	my ($map) = @_;	2362	my ($map) = @_;
2099		2363
		2364	# it's a bug to call this from the main context
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2102		2367
2103	cf::sync_job { $map->load };	2368	$map->load;
2104	}	2369	}
2105		2370
2106	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2108		2373
2109	sub find_async {	2374	sub find_async {
2110	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2111		2376
2112	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2113		2378
2114	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2116	}	2381	}
2117		2382
2118	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2119		2384
2120	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
2121	$Coro::current->{desc} = "map prefetcher";	2386	$Coro::current->{desc} = "map prefetcher";
2122		2387
2123	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2124	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	for my $k (keys %MAP_PREFETCH) {
2125	if (my $map = find $k) {	2390	if (my $map = find $k) {
2126	$map->load if $v;	2391	$map->load if $v;
2127	}	2392	}
2128		2393
2129	delete $MAP_PREFETCH{$k};	2394	delete $MAP_PREFETCH{$k};
…		…
2134	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2135		2400
2136	()	2401	()
2137	}	2402	}
2138		2403
		2404	# common code, used by both ->save and ->swapout
2139	sub save {	2405	sub _save {
2140	my ($self) = @_;	2406	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2407
2144	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2145		2409
2146	return unless $self->dirty;	2410	return unless $self->dirty;
2147		2411
…		…
2167	} else {	2431	} else {
2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2169	}	2433	}
2170	}	2434	}
2171		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2172	sub swap_out {	2444	sub swap_out {
2173	my ($self) = @_;	2445	my ($self) = @_;
2174		2446
2175	# save first because save cedes
2176	$self->save;
2177
2178	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2179		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2180	return if $self->players;	2451	return if $self->players;
2181	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2182	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2183		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2184	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2185		2503
2186	$self->deactivate;	2504	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;	2506	$self->clear;
2189	}
2190
2191	sub reset_at {
2192	my ($self) = @_;
2193
2194	# TODO: safety, remove and allow resettable per-player maps
2195	return 1e99 if $self->{deny_reset};
2196
2197	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2198	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2199
2200	$time + $to
2201	}
2202
2203	sub should_reset {
2204	my ($self) = @_;
2205
2206	$self->reset_at <= $cf::RUNTIME
2207	}
2208
2209	sub reset {
2210	my ($self) = @_;
2211
2212	my $lock = cf::lock_acquire "map_data:$self->{path}";
2213
2214	return if $self->players;
2215
2216	warn "resetting map ", $self->path;
2217
2218	$self->in_memory (cf::MAP_SWAPPED);
2219
2220	# need to save uniques path
2221	unless ($self->{deny_save}) {
2222	my $uniq = $self->uniq_path; utf8::encode $uniq;
2223
2224	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2225	if $uniq;
2226	}
2227
2228	delete $cf::MAP{$self->path};
2229
2230	$self->deactivate;
2231	$_->clear_links_to ($self) for values %cf::MAP;
2232	$self->clear;
2233		2507
2234	$self->unlink_save;	2508	$self->unlink_save;
2235	$self->destroy;	2509	$self->destroy;
2236	}	2510	}
2237		2511
…		…
2245		2519
2246	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2247		2521
2248	$self->unlink_save;	2522	$self->unlink_save;
2249		2523
2250	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2251	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2252	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2253	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2255		2529
…		…
2312	: normalise $_	2586	: normalise $_
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2588	]
2315	}	2589	}
2316		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2317	=back	2623	=back
2318		2624
2319	=head3 cf::object	2625	=head3 cf::object
2320		2626
2321	=cut	2627	=cut
…		…
2344		2650
2345	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2346		2652
2347	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2348		2654
2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2350	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2351		2657
2352	=cut	2658	=cut
2353		2659
2354	sub deref {	2660	sub deref {
…		…
2386		2692
2387	our $SAY_CHANNEL = {	2693	our $SAY_CHANNEL = {
2388	id => "say",	2694	id => "say",
2389	title => "Map",	2695	title => "Map",
2390	reply => "say ",	2696	reply => "say ",
2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2392	};	2698	};
2393		2699
2394	our $CHAT_CHANNEL = {	2700	our $CHAT_CHANNEL = {
2395	id => "chat",	2701	id => "chat",
2396	title => "Chat",	2702	title => "Chat",
…		…
2436	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2437		2743
2438	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2439	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2440		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2441	=cut	2772	=cut
2442		2773
2443	sub cf::object::player::may {	2774	sub cf::object::player::may {
2444	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2445		2776
2446	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2447	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2448	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2449	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2450	}	2781	}
2451		2782
2452	=item $player_object->enter_link	2783	=item $player_object->enter_link
2453		2784
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2786
2456	The player should be reasonably safe there for short amounts of time (e.g.	2787	The player should be reasonably safe there for short amounts of time (e.g.
2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2458	though, as the palyer cannot control the character while it is on the link	2789	though, as the player cannot control the character while it is on the link
2459	map.	2790	map.
2460		2791
2461	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2462		2799
2463	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2464		2801
2465	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2466	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2484	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2822	my ($self) = @_;
2486		2823
2487	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2488		2825
		2826	++$self->{_link_recursion};
		2827
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2829
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2493		2832
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2834	}
2496		2835
2497	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2499		2838
…		…
2516	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2518		2857
2519	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2522		2861
2523	$map->load;	2862	$map->load;
2524	$map->load_neighbours;
2525		2863
2526	return unless $self->contr->active;	2864	return unless $self->contr->active;
2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2528	$self->activate_recursive;
2529		2865
2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2531	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2532	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2533		2873
		2874	}
		2875
2534	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2535		2877
2536	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2537	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2538	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2539	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
…		…
2546		2888
2547	our $GOTOGEN;	2889	our $GOTOGEN;
2548		2890
2549	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2550	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
2551		2899
2552	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2554		2902
2555	$self->enter_link;	2903	$self->enter_link;
…		…
2575	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2576	}	2924	}
2577	}	2925	}
2578		2926
2579	my $map = eval {	2927	my $map = eval {
2580	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2581		2929
2582	if ($map) {	2930	if ($map) {
2583	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2584	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2585	} else {	2933	} else {
2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2587	}	2935	}
2588		2936
2589	$map	2937	$map
…		…
2597	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2598	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2599	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2600	}	2948	}
2601		2949
2602	$done->() if $done;	2950	$done->($self) if $done;
2603	})->prio (1);	2951	})->prio (1);
2604	}	2952	}
2605		2953
2606	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2607		2955
…		…
2675	$Coro::current->{desc} = "enter_exit";	3023	$Coro::current->{desc} = "enter_exit";
2676		3024
2677	unless (eval {	3025	unless (eval {
2678	$self->deactivate_recursive; # just to be sure	3026	$self->deactivate_recursive; # just to be sure
2679		3027
2680	# random map handling
2681	{
2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
2683
2684	prepare_random_map $exit
2685	if $exit->slaying eq "/!";
2686	}
2687
2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
2689	my $x = $exit->stats->hp;	3029	my $x = $exit->stats->hp;
2690	my $y = $exit->stats->sp;	3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
2691		3054
2692	$self->goto ($map, $x, $y);	3055	$self->goto ($map, $x, $y);
2693		3056
2694	# if exit is damned, update players death & WoR home-position	3057	# if exit is damned, update players death & WoR home-position
2695	$self->contr->savebed ($map, $x, $y)	3058	$self->contr->savebed ($map, $x, $y)
…		…
2700	$self->message ("Something went wrong deep within the deliantra server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2701	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2702	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2703	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2704		3067
2705	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2706	$self->leave_link;	3069	$self->leave_link;
2707	}	3070	}
2708	})->prio (1);	3071	})->prio (1);
2709	}	3072	}
2710		3073
2711	=head3 cf::client	3074	=head3 cf::client
2712		3075
2713	=over 4	3076	=over 4
2714		3077
2715	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2716		3079
2717	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2718	should not be used under normal circumstances.	3081	them as required.
2719		3082
2720	=cut	3083	=cut
2721		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2722	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2723	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2724		3089
2725	utf8::encode $text;	3090	# try lzf for large packets
2726	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2727	}	3101	}
2728		3102
2729	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2730		3104
2731	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2732	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2733	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2734	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2735		3109
2736	=cut	3110	=cut
2737		3111
2738	# non-persistent channels (usually the info channel)	3112	# non-persistent channels (usually the info channel)
2739	our %CHANNEL = (	3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
2740	"c/identify" => {	3120	"c/identify" => {
2741	id => "infobox",	3121	id => "infobox",
2742	title => "Identify",	3122	title => "Identify",
2743	reply => undef,	3123	reply => undef,
2744	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
…		…
2746	"c/examine" => {	3126	"c/examine" => {
2747	id => "infobox",	3127	id => "infobox",
2748	title => "Examine",	3128	title => "Examine",
2749	reply => undef,	3129	reply => undef,
2750	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
		3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
2751	},	3137	},
2752	"c/book" => {	3138	"c/book" => {
2753	id => "infobox",	3139	id => "infobox",
2754	title => "Book",	3140	title => "Book",
2755	reply => undef,	3141	reply => undef,
…		…
2771	id => "infobox",	3157	id => "infobox",
2772	title => "Body Parts",	3158	title => "Body Parts",
2773	reply => undef,	3159	reply => undef,
2774	tooltip => "Shows which body parts you posess and are available",	3160	tooltip => "Shows which body parts you posess and are available",
2775	},	3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
2776	"c/skills" => {	3168	"c/skills" => {
2777	id => "infobox",	3169	id => "infobox",
2778	title => "Skills",	3170	title => "Skills",
2779	reply => undef,	3171	reply => undef,
2780	tooltip => "Shows your experience per skill and item power",	3172	tooltip => "Shows your experience per skill and item power",
		3173	},
		3174	"c/shopitems" => {
		3175	id => "infobox",
		3176	title => "Shop Items",
		3177	reply => undef,
		3178	tooltip => "Shows the items currently for sale in this shop",
		3179	},
		3180	"c/resistances" => {
		3181	id => "infobox",
		3182	title => "Resistances",
		3183	reply => undef,
		3184	tooltip => "Shows your resistances",
		3185	},
		3186	"c/pets" => {
		3187	id => "infobox",
		3188	title => "Pets",
		3189	reply => undef,
		3190	tooltip => "Shows information abotu your pets/a specific pet",
		3191	},
		3192	"c/perceiveself" => {
		3193	id => "infobox",
		3194	title => "Perceive Self",
		3195	reply => undef,
		3196	tooltip => "You gained detailed knowledge about yourself",
2781	},	3197	},
2782	"c/uptime" => {	3198	"c/uptime" => {
2783	id => "infobox",	3199	id => "infobox",
2784	title => "Uptime",	3200	title => "Uptime",
2785	reply => undef,	3201	reply => undef,
…		…
2795	id => "party",	3211	id => "party",
2796	title => "Party",	3212	title => "Party",
2797	reply => "gsay ",	3213	reply => "gsay ",
2798	tooltip => "Messages and chat related to your party",	3214	tooltip => "Messages and chat related to your party",
2799	},	3215	},
		3216	"c/death" => {
		3217	id => "death",
		3218	title => "Death",
		3219	reply => undef,
		3220	tooltip => "Reason for and more info about your most recent death",
		3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
		3228	"c/say" => $SAY_CHANNEL,
		3229	"c/chat" => $CHAT_CHANNEL,
2800	);	3230	);
2801		3231
2802	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2803	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2804		3234
…		…
2809		3239
2810	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	3241	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	3242	$channel = $CHANNEL{$channel};
2813		3243
2814	$self->ext_msg (channel_info => $channel)	3244	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	3245	$channel = $channel->{id};
2818		3246
2819	} elsif (ref $channel) {	3247	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	3252	}
2826		3253
2827	$channel = $channel->{id};	3254	$channel = $channel->{id};
2828	}	3255	}
2829		3256
2830	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2831		3258
2832	if ($self->can_msg) {
2833	# default colour, mask it out	3259	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2836		3262
2837	my $pkt = "msg "	3263	my $pkt = "msg "
2838	. $self->{json_coder}->encode (	3264	. $self->{json_coder}->encode (
2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2840	);	3266	);
2841		3267
2842	# try lzf for large packets
2843	$pkt = "lzf " . Compress::LZF::compress $pkt
2844	if 1024 <= length $pkt and $self->{can_lzf};
2845
2846	# split very large packets
2847	if (8192 < length $pkt and $self->{can_lzf}) {
2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2849	$pkt = "frag";
2850	}
2851
2852	$self->send_packet ($pkt);	3268	$self->send_big_packet ($pkt);
2853	} else {
2854	if ($color >= 0) {
2855	# replace some tags by gcfclient-compatible ones
2856	for ($msg) {
2857	1 while
2858	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2859	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2860	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2861	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2862	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2863	}
2864
2865	$color &= cf::NDI_COLOR_MASK;
2866
2867	utf8::encode $msg;
2868
2869	if (0 && $msg =~ /\[/) {
2870	# COMMAND/INFO
2871	$self->send_packet ("drawextinfo $color 10 8 $msg")
2872	} else {
2873	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2874	$self->send_packet ("drawinfo $color $msg")
2875	}
2876	}
2877	}
2878	}	3269	}
2879		3270
2880	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2881		3272
2882	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2884	=cut	3275	=cut
2885		3276
2886	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2887	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2888		3279
2889	if ($self->extcmd == 2) {
2890	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2891	} elsif ($self->extcmd == 1) { # TODO: remove
2892	push @msg, msgtype => "event_$type";
2893	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2894	}
2895	}
2896
2897	=item $client->ext_reply ($msgid, @msg)
2898
2899	Sends an ext reply to the client.
2900
2901	=cut
2902
2903	sub cf::client::ext_reply($$@) {
2904	my ($self, $id, @msg) = @_;
2905
2906	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2908	} elsif ($self->extcmd == 1) {
2909	#TODO: version 1, remove
2910	unshift @msg, msgtype => "reply", msgid => $id;
2911	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2912	}
2913	}	3281	}
2914		3282
2915	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2916		3284
2917	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2937		3305
2938	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2939	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2940		3308
2941	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2942	}	3349	}
2943		3350
2944	cf::client->attach (	3351	cf::client->attach (
2945	on_connect => sub {	3352	on_connect => sub {
2946	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2972	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2973		3380
2974	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2975		3382
2976	if (ref $msg) {	3383	if (ref $msg) {
2977	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2978	"ARRAY" eq ref $msg
2979	? @$msg
2980	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2981		3385
2982	my @reply;
2983
2984	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
2985	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
2986	}	3404	}
2987
2988	$ns->ext_reply ($reply, @reply)
2989	if $reply;
2990
2991	} else {	3405	} else {
2992	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2993	}	3407	}
2994		3408
2995	cf::override;	3409	cf::override;
2996	},	3410	},
2997	);	3411	);
…		…
3017		3431
3018	$coro	3432	$coro
3019	}	3433	}
3020		3434
3021	cf::client->attach (	3435	cf::client->attach (
3022	on_destroy => sub {	3436	on_client_destroy => sub {
3023	my ($ns) = @_;	3437	my ($ns) = @_;
3024		3438
3025	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3026	},	3440	},
3027	);	3441	);
…		…
3043	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
3044		3458
3045	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
3046		3460
3047	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
3048	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
3049	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
3050	sort time	3464	sort time
3051	));	3465	));
3052		3466
3053	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
3057	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
3058		3472
3059	cf::object	3473	cf::object
3060	contr pay_amount pay_player map x y force_find force_add destroy	3474	contr pay_amount pay_player map x y force_find force_add destroy
3061	insert remove name archname title slaying race decrease split	3475	insert remove name archname title slaying race decrease split
		3476	value
3062		3477
3063	cf::object::player	3478	cf::object::player
3064	player	3479	player
3065		3480
3066	cf::player	3481	cf::player
…		…
3072	=cut	3487	=cut
3073		3488
3074	for (	3489	for (
3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3490	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3076	insert remove inv nrof name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
3077	decrease split destroy change_exp)],	3492	decrease split destroy change_exp value msg lore send_msg)],
3078	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
3079	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
3080	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
3081	) {	3496	) {
3082	no strict 'refs';
3083	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3085	for @funs;	3499	for @funs;
3086	}	3500	}
3087		3501
…		…
3102		3516
3103	my $qcode = $code;	3517	my $qcode = $code;
3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3105	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
3106		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
3107	local $_;	3524	local $_;
3108	local @safe::cf::_safe_eval_args = values %vars;
3109		3525
3110	my $eval =	3526	my $eval =
3111	"do {\n"	3527	"do {\n"
3112	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3113	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
3114	. $code	3530	. $code
3115	. "\n}"	3531	. "\n}"
3116	;	3532	;
3117		3533
		3534	if ($CFG{safe_eval}) {
3118	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
3119	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3120	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
3121		3543
3122	if ($@) {	3544	if ($@) {
3123	warn "$@";	3545	warn "$@",
3124	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
3125	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
3126	}	3548	}
3127		3549
3128	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
3129	}	3551	}
3130		3552
…		…
3144	=cut	3566	=cut
3145		3567
3146	sub register_script_function {	3568	sub register_script_function {
3147	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
3148		3570
3149	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
3150	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
3151	}	3573	}
3152		3574
3153	=back	3575	=back
3154		3576
3155	=cut	3577	=cut
3156		3578
3157	#############################################################################	3579	#############################################################################
3158	# the server's init and main functions	3580	# the server's init and main functions
3159		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
3160	sub load_facedata($) {	3659	sub load_facedata($) {
3161	my ($path) = @_;	3660	my ($path) = @_;
3162		3661
3163	# HACK to clear player env face cache, we need some signal framework
3164	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();
3166
3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3168		3663
3169	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
3170		3665
3171	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
3172	0 < aio_load $path, $facedata
3173	or die "$path: $!";
3174
3175	$facedata = Coro::Storable::thaw $facedata;
3176		3667
3177	$facedata->{version} == 2	3668	$facedata->{version} == 2
3178	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3179		3670
3180	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3181	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3182	type => FT_RSRC,	3673
3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3184	};	3675
3185	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3186		3679
3187	{	3680	{
3188	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3189		3682
3190	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3192		3686
3193	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3194	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3197		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3198	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3199	}	3694	}
3200		3695
3201	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3202	next unless $info->{smooth};	3697	next unless $info->{smooth};
3203		3698
…		…
3206		3701
3207	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3208	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3210	} else {	3705	} else {
3211	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3212	}	3707	}
3213
3214	cf::cede_to_tick;
3215	}	3708	}
3216	}	3709	}
3217		3710
3218	{	3711	{
3219	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3220		3713
3221	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3222	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3223	cf::cede_to_tick;
3224	}	3716	}
3225		3717
3226	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3227	}	3719	}
3228		3720
3229	{	3721	{
3230	# TODO: for gcfclient pleasure, we should give resources
3231	# that gcfclient doesn't grok a >10000 face index.
3232	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3233		3723
3234	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
3235	if (defined $info->{type}) {	3725	if (defined (my $type = $info->{type})) {
		3726	# TODO: different hash - must free and use new index, or cache ixface data queue
3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3237	my $data;
3238		3728
3239	if ($info->{type} & 1) {
3240	# prepend meta info
3241
3242	my $meta = $enc->encode ({
3243	name => $name,
3244	%{ $info->{meta} || {} },
3245	});
3246
3247	$data = pack "(w/a*)*", $meta, $info->{data};
3248	} else {
3249	$data = $info->{data};
3250	}
3251
3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3253	cf::face::set_type $idx, $info->{type};	3729	cf::face::set_type $idx, $type;
		3730	cf::face::set_csum $idx, 0, $info->{hash};
		3731	$cf::face::SIZE[0][$idx] = $info->{size};
		3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3734	$cf::face::HASH{$info->{hash}} = $idx;
3254	} else {	3735	} else {
3255	$RESOURCE{$name} = $info;	3736	# $RESOURCE{$name} = $info; # unused
3256	}	3737	}
3257
3258	cf::cede_to_tick;
3259	}	3738	}
3260	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
3261		3750
3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3263		3752
		3753	aio_close $fh if $fh; # close old facedata
		3754
3264	1	3755	1
3265	}	3756	}
3266
3267	cf::global->attach (on_resource_update => sub {
3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3270
3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3272	my $sound = $soundconf->{compat}[$_]
3273	or next;
3274
3275	my $face = cf::face::find "sound/$sound->[1]";
3276	cf::sound::set $sound->[0] => $face;
3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3278	}
3279
3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
3281	my $face = cf::face::find "sound/$v";
3282	cf::sound::set $k => $face;
3283	}
3284	}
3285	});
3286		3757
3287	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
3288	my ($ns, $want) = @_;	3759	my ($ns, $want) = @_;
3289		3760
3290	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
…		…
3298	my $status = load_resource_file_ $_[0];	3769	my $status = load_resource_file_ $_[0];
3299	get_slot 0.1, 100;	3770	get_slot 0.1, 100;
3300	cf::arch::commit_load;	3771	cf::arch::commit_load;
3301		3772
3302	$status	3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
3303	}	3788	}
3304		3789
3305	sub reload_regions {	3790	sub reload_regions {
3306	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3307	# for this (global event?)	3792	# for this (global event?)
…		…
3315	if exists $_->{match};	3800	if exists $_->{match};
3316	}	3801	}
3317	}	3802	}
3318		3803
3319	sub reload_facedata {	3804	sub reload_facedata {
3320	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3321	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3322	}	3807	}
3323		3808
3324	sub reload_archetypes {	3809	sub reload_archetypes {
3325	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3326	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
		3812
		3813	cf::face::set
		3814	"res/skill_info" => FT_RSRC,
		3815	JSON::XS->new->utf8->canonical->encode (
		3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3327	}	3838	}
3328		3839
3329	sub reload_treasures {	3840	sub reload_treasures {
3330	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3331	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3332	}	3843	}
3333		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
3334	sub reload_resources {	3865	sub reload_resources {
3335	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3336		3867
		3868	reload_materials;
3337	reload_facedata;	3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
3338	reload_archetypes;	3872	reload_archetypes;
3339	reload_regions;	3873	reload_regions;
3340	reload_treasures;	3874	reload_treasures;
3341		3875
3342	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3343	}
3344
3345	sub init {
3346	my $guard = freeze_mainloop;
3347
3348	evthread_start IO::AIO::poll_fileno;
3349
3350	reload_resources;
3351	}	3877	}
3352		3878
3353	sub reload_config {	3879	sub reload_config {
3354	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3355	or return;
3356		3881
3357	local $/;	3882	my $config = load_file "$CONFDIR/config";
3358	*CFG = YAML::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3359		3885
3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3361		3887
3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3364		3890
3365	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3388		3914
3389	seek $fh, 0, 0;	3915	seek $fh, 0, 0;
3390	print $fh $$;	3916	print $fh $$;
3391	}	3917	}
3392		3918
		3919	sub main_loop {
		3920	trace "EV::run starting\n";
		3921	if (1) {
		3922	EV::run;
		3923	}
		3924	trace "EV::run returned\n";
		3925	goto &main_loop unless $REALLY_UNLOOP;
		3926	}
		3927
3393	sub main {	3928	sub main {
3394	atomic;	3929	cf::init_globals; # initialise logging
		3930
		3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3935
		3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395		3937
3396	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3397	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3398	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3399	(async {	3941	(async {
3400	$Coro::current->{desc} = "IDLE BUG HANDLER";	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
3401	EV::loop EV::LOOP_ONESHOT;	3943	EV::run EV::RUN_ONCE;
3402	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3403	};	3945	};
3404		3946
3405	{	3947	evthread_start IO::AIO::poll_fileno;
3406	my $guard = freeze_mainloop;	3948
		3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
		3960	reload_resources;
3407	reload_config;	3961	reload_config;
3408	db_init;	3962
		3963	cf::init_uuid;
		3964	cf::init_signals;
		3965	cf::init_skills;
		3966
		3967	cf::init_beforeplay;
		3968
		3969	atomic;
		3970
3409	load_extensions;	3971	load_extensions;
3410		3972
3411	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3412	}
3413
3414	utime time, time, $RUNTIMEFILE;	3973	utime time, time, $RUNTIMEFILE;
3415		3974
3416	# no (long-running) fork's whatsoever before this point(!)	3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
3417	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3418		3978
3419	EV::loop;	3979	cf::_post_init 0;
		3980	};
		3981
		3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
		3989	goto &main_loop;
3420	}	3990	}
3421		3991
3422	#############################################################################	3992	#############################################################################
3423	# initialisation and cleanup	3993	# initialisation and cleanup
3424		3994
3425	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3426	BEGIN {	3996	BEGIN {
3427	our %SIGWATCHER = ();	3997	our %SIGWATCHER = ();
3428	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3429	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3430	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3431	};	4001	};
3432	}	4002	}
3433	}	4003	}
3434		4004
3435	sub write_runtime_sync {	4005	sub write_runtime_sync {
		4006	my $t0 = AE::time;
		4007
3436	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3437	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3438		4010
3439	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3440		4012
3441	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3442		4014
3443	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3444	or return;	4016	or return;
3445		4017
3446	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3447	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3448	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3461	or return;	4033	or return;
3462		4034
3463	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3464	and return;	4036	and return;
3465		4037
3466	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3467		4039
3468	1	4040	1
3469	}	4041	}
3470		4042
3471	our $uuid_lock;	4043	our $uuid_lock;
…		…
3480	my $uuid = "$LOCALDIR/uuid";	4052	my $uuid = "$LOCALDIR/uuid";
3481		4053
3482	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	4054	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3483	or return;	4055	or return;
3484		4056
3485	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	4057	my $value = uuid_seq uuid_cur;
		4058
		4059	unless ($value) {
		4060	info "cowardly refusing to write zero uuid value!\n";
		4061	return;
		4062	}
		4063
		4064	my $value = uuid_str $value + $uuid_skip;
3486	$uuid_skip = 0;	4065	$uuid_skip = 0;
3487		4066
3488	(aio_write $fh, 0, (length $value), $value, 0) <= 0	4067	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3489	and return;	4068	and return;
3490		4069
…		…
3496	or return;	4075	or return;
3497		4076
3498	aio_rename "$uuid~", $uuid	4077	aio_rename "$uuid~", $uuid
3499	and return;	4078	and return;
3500		4079
3501	warn "uuid file written ($value).\n";	4080	trace "uuid file written ($value).\n";
3502		4081
3503	1	4082	1
3504		4083
3505	}	4084	}
3506		4085
…		…
3512	}	4091	}
3513		4092
3514	sub emergency_save() {	4093	sub emergency_save() {
3515	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3516		4095
3517	warn "enter emergency perl save\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3518		4102
3519	cf::sync_job {	4103	cf::sync_job {
		4104	cf::write_runtime_sync; # external watchdog should not bark
		4105
3520	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3521	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3522	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3523	warn "begin emergency player save\n";	4109	info "emergency_perl_save: begin player save\n";
3524	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3525	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3526	$pl->valid or next;	4112	$pl->valid or next;
3527	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3528	$pl->save;	4114	$pl->save;
3529	}	4115	}
3530	warn "end emergency player save\n";	4116	info "emergency_perl_save: end player save\n";
3531		4117
3532	warn "begin emergency map save\n";	4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
		4120	info "emergency_perl_save: begin map save\n";
3533	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3534	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3535	$map->valid or next;	4123	$map->valid or next;
3536	$map->save;	4124	$map->save;
3537	}	4125	}
3538	warn "end emergency map save\n";	4126	info "emergency_perl_save: end map save\n";
3539		4127
3540	warn "begin emergency database checkpoint\n";	4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
		4130	info "emergency_perl_save: begin database checkpoint\n";
3541	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3542	warn "end emergency database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
3543		4133
3544	warn "begin write uuid\n";	4134	info "emergency_perl_save: begin write uuid\n";
3545	write_uuid_sync 1;	4135	write_uuid_sync 1;
3546	warn "end write uuid\n";	4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3547	};	4156	};
3548		4157
3549	warn "leave emergency perl save\n";	4158	info "emergency_perl_save: leave\n";
3550	}	4159	}
3551		4160
3552	sub post_cleanup {	4161	sub post_cleanup {
3553	my ($make_core) = @_;	4162	my ($make_core) = @_;
3554		4163
		4164	IO::AIO::flush;
		4165
3555	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3556	if $make_core;	4167	if $make_core;
3557		4168
3558	my $fh = pidfile;	4169	my $fh = pidfile;
3559	unlink $PIDFILE if <$fh> == $$;	4170	unlink $PIDFILE if <$fh> == $$;
3560	}	4171	}
…		…
3580	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3581	for my $name (keys %$leaf_symtab) {	4192	for my $name (keys %$leaf_symtab) {
3582	_gv_clear *{"$pkg$name"};	4193	_gv_clear *{"$pkg$name"};
3583	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3584	}	4195	}
3585	warn "cleared package #$pkg\n";#d#
3586	}	4196	}
3587
3588	our $RELOAD; # how many times to reload
3589		4197
3590	sub do_reload_perl() {	4198	sub do_reload_perl() {
3591	# can/must only be called in main	4199	# can/must only be called in main
3592	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3593	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3594	return;	4202	return;
3595	}	4203	}
3596		4204
3597	return if $RELOAD++;	4205	return if $RELOAD++;
3598		4206
		4207	my $t1 = AE::time;
		4208
3599	while ($RELOAD) {	4209	while ($RELOAD) {
3600	warn "reloading...";	4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
3601		4212
3602	warn "entering sync_job";	4213	trace "perl_reload: entering sync_job";
3603		4214
3604	cf::sync_job {	4215	cf::sync_job {
3605	cf::write_runtime_sync; # external watchdog should not bark
3606	cf::emergency_save;	4216	#cf::emergency_save;
3607	cf::write_runtime_sync; # external watchdog should not bark
3608		4217
3609	warn "syncing database to disk";
3610	BDB::db_env_txn_checkpoint $DB_ENV;
3611
3612	# if anything goes wrong in here, we should simply crash as we already saved
3613
3614	warn "flushing outstanding aio requests";
3615	while (IO::AIO::nreqs || BDB::nreqs) {
3616	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3617	}
3618
3619	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3620	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3621	%EXT_CORO = ();	4220	%EXT_CORO = ();
3622		4221
3623	warn "removing commands";	4222	trace "perl_reload: removing commands";
3624	%COMMAND = ();	4223	%COMMAND = ();
3625		4224
3626	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3627	%EXTCMD = ();	4226	%EXTCMD = ();
3628	%EXTICMD = ();	4227	%EXTICMD = ();
3629		4228
3630	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3631	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3632	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3633		4232
3634	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3635	eval {	4234	eval {
3636	$cb->($pkg);	4235	$cb->($pkg);
3637	1	4236	1
3638	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
3639	}	4238	}
3640		4239
3641	warn "... clearing $pkg";	4240	trace "... clearing $pkg";
3642	clear_package $pkg;	4241	clear_package $pkg;
3643	}	4242	}
3644		4243
3645	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3646	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3648		4247
3649	warn "... unloading $k";	4248	trace "... unloading $k";
3650	delete $INC{$k};	4249	delete $INC{$k};
3651		4250
3652	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3653	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3654		4253
…		…
3657	}	4256	}
3658		4257
3659	clear_package $k;	4258	clear_package $k;
3660	}	4259	}
3661		4260
3662	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3663	clear_package "safe::$_"	4262	clear_package "safe::$_"
3664	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3665		4264
3666	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3667	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3668	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3669		4268
3670	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3671	# and global variables created in xs	4270	# and global variables created in xs
3672	#clear_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3673		4272
3674	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3675		4274
3676	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3677	require cf;	4276	require cf;
3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3679		4278
3680	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3681	cf::reload_config;	4280	cf::reload_config;
3682		4281
3683	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3684	cf::load_extensions;	4283	cf::load_extensions;
3685		4284
		4285	if ($REATTACH_ON_RELOAD) {
3686	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3687	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3688	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3689	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3690	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3691	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
		4292	}
3692		4293
3693	warn "leaving sync_job";	4294	cf::_post_init 1;
		4295
		4296	trace "perl_reload: leaving sync_job";
3694		4297
3695	1	4298	1
3696	} or do {	4299	} or do {
3697	warn $@;	4300	error $@;
3698	cf::cleanup "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3699	};	4302	};
3700		4303
3701	warn "reloaded";
3702	--$RELOAD;	4304	--$RELOAD;
3703	}	4305	}
		4306
		4307	$t1 = AE::time - $t1;
		4308	info "perl_reload: completed in ${t1}s\n";
3704	};	4309	};
3705		4310
3706	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3707		4312
3708	sub reload_perl() {	4313	sub reload_perl() {
3709	# doing reload synchronously and two reloads happen back-to-back,	4314	# doing reload synchronously and two reloads happen back-to-back,
3710	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3711		4316
		4317	$RELOAD_WATCHER ||= cf::async {
		4318	Coro::AIO::aio_wait cache_extensions;
		4319
3712	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3713	do_reload_perl;	4321	do_reload_perl;
3714	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
		4323	};
3715	};	4324	};
3716	}	4325	}
3717		4326
3718	register_command "reload" => sub {	4327	register_command "reload" => sub {
3719	my ($who, $arg) = @_;	4328	my ($who, $arg) = @_;
…		…
3725	reload_perl;	4334	reload_perl;
3726	};	4335	};
3727	}	4336	}
3728	};	4337	};
3729		4338
3730	unshift @INC, $LIBDIR;	4339	#############################################################################
3731		4340
3732	my $bug_warning = 0;	4341	my $bug_warning = 0;
3733		4342
3734	our @WAIT_FOR_TICK;
3735	our @WAIT_FOR_TICK_BEGIN;
3736
3737	sub wait_for_tick {	4343	sub wait_for_tick() {
3738	return if tick_inhibit || $Coro::current == $Coro::main;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3739		4345
3740	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3741	push @WAIT_FOR_TICK, $signal;
3742	$signal->wait;
3743	}	4347	}
3744		4348
3745	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3746	return if tick_inhibit || $Coro::current == $Coro::main;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3747		4351
3748	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3749	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3750	$signal->wait;	4354	$signal->wait;
3751	}	4355	}
…		…
3755	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3756	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3757	return;	4361	return;
3758	}	4362	}
3759		4363
3760	cf::server_tick; # one server iteration	4364	cf::one_tick; # one server iteration
		4365
		4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3761		4367
3762	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3763	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3764	Coro::async_pool {	4370	Coro::async_pool {
3765	$Coro::current->{desc} = "runtime saver";	4371	$Coro::current->{desc} = "runtime saver";
3766	write_runtime_sync	4372	write_runtime_sync
3767	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3768	};	4374	};
3769	}	4375	}
3770		4376
3771	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3772	$sig->send;	4378	$sig->send;
3773	}	4379	}
3774	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3775	$sig->send;
3776	}
3777		4381
3778	$LOAD = ($NOW - $TICK_START) / $TICK;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3779	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3780		4384
3781	if (0) {	4385	if (0) {
3782	if ($NEXT_TICK) {	4386	if ($NEXT_TICK) {
3783	my $jitter = $TICK_START - $NEXT_TICK;	4387	my $jitter = $TICK_START - $NEXT_TICK;
3784	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3785	warn "jitter $JITTER\n";#d#	4389	debug "jitter $JITTER\n";#d#
3786	}	4390	}
3787	}	4391	}
3788	}	4392	}
3789		4393
3790	{	4394	{
3791	# configure BDB	4395	# configure BDB
		4396	info "initialising database";
3792		4397
3793	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3794	BDB::max_poll_reqs $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3795	$AnyEvent::BDB::WATCHER->priority (1);	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3796		4401
3797	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3798	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3799	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3800	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3825	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3826	};	4431	};
3827	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3828	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3829	};	4434	};
		4435
		4436	info "database initialised";
3830	}	4437	}
3831		4438
3832	{	4439	{
3833	# configure IO::AIO	4440	# configure IO::AIO
3834		4441
		4442	info "initialising aio";
3835	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3836	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3837	undef $AnyEvent::AIO::WATCHER;	4445	undef $AnyEvent::AIO::WATCHER;
		4446	info "aio initialised";
3838	}	4447	}
3839		4448
3840	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3841		4451
3842	sub _log_backtrace {	4452	sub _log_backtrace {
3843	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3844		4454
3845	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3846		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3847	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3848	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3849	++$_log_backtrace;	4463	++$_log_backtrace;
3850	my $perl_bt = Carp::longmess $msg;	4464	my $perl_bt = Carp::longmess $msg;
3851	async {	4465	async {
3852	$Coro::current->{desc} = "abt $msg";	4466	$Coro::current->{desc} = "abt $msg";
3853		4467
…		…
3873	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3874	--$_log_backtrace;	4488	--$_log_backtrace;
3875	};	4489	};
3876	} else {	4490	} else {
3877	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3878	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3879	}	4493	}
3880	}	4494	}
3881		4495
3882	# load additional modules	4496	# load additional modules
3883	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3884		4499
3885	END { cf::emergency_save }	4500	END { cf::emergency_save }
3886		4501
3887	1	4502	1
3888		4503

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