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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.414 by root, Thu Apr 10 09:10:45 2008 UTC vs.
Revision 1.622 by root, Wed Nov 23 06:05:33 2016 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
36	use Coro 4.50 ();	41	use Coro ();
37	use Coro::State;	42	use Coro::State;
38	use Coro::Handle;	43	use Coro::Handle;
39	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
40	use Coro::Timer;	46	use Coro::Timer;
41	use Coro::Signal;	47	use Coro::Signal;
42	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
43	use Coro::AIO;	51	use Coro::AIO;
44	use Coro::BDB;	52	use Coro::BDB 1.6;
45	use Coro::Storable;	53	use Coro::Storable;
46	use Coro::Util ();	54	use Coro::Util ();
47		55
		56	use Guard ();
48	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
49	use BDB ();	58	use BDB ();
50	use Data::Dumper;	59	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	60	use Fcntl;
53	use YAML ();	61	use YAML::XS ();
		62	use CBOR::XS ();
54	use IO::AIO 2.51 ();	63	use IO::AIO ();
55	use Time::HiRes;
56	use Compress::LZF;	64	use Compress::LZF;
57	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
58		68
59	# configure various modules to our taste	69	# configure various modules to our taste
60	#	70	#
61	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		79
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		82
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
68		86
69	our %COMMAND = ();	87	our %COMMAND = ();
70	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
71		89
72	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
74	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
77		97
78	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
80		102
81	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
82	our $DATADIR = datadir;	105	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
86	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
93		126
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	129	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		131
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	135	our $DB_ENV;
105		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
106	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		141
108	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
110	our $NOW;	145	our $NOW;
111		146
112	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	156	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
123		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
		166
124	binmode STDOUT;	167	binmode STDOUT;
125	binmode STDERR;	168	binmode STDERR;
126		169
127	# read virtual server time, if available	170	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
132	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
133		178
134	mkdir $_	179	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		181
137	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
138		183
139	sub cf::map::normalise;	184	sub cf::map::normalise;
140		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
141	#############################################################################	190	#############################################################################
142		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
143	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
144		204
145	=over 4	205	=over 4
146		206
147	=item $cf::UPTIME	207	=item $cf::UPTIME
148		208
149	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
150		225
151	=item $cf::RUNTIME	226	=item $cf::RUNTIME
152		227
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	229	every server tick.
155		230
156	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
157	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
158	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
159		234
160	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
163	database environment.	238	database environment.
164		239
165	=item $cf::NOW
166
167	The time of the last (current) server tick.
168
169	=item $cf::TICK
170
171	The interval between server ticks, in seconds.
172
173	=item $cf::LOADAVG	240	=item $cf::LOADAVG
174		241
175	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
186	from wherever your confdir points to.	253	from wherever your confdir points to.
187		254
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		256
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick.
191	returns directly I<after> the tick processing (and consequently, can only wake one process	258	cf::wait_for_tick_begin only returns directly I<after> the tick
		259	processing (and consequently, can only wake one thread per tick), while
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	260	cf::wait_for_tick wakes up all waiters after tick processing.
		261
		262	Note that cf::wait_for_tick will immediately return when the server is not
		263	ticking, making it suitable for small pauses in threads that need to run
		264	when the server is paused. If that is not applicable (i.e. you I<really>
		265	want to wait, use C<$cf::WAIT_FOR_TICK>).
		266
		267	=item $cf::WAIT_FOR_TICK
		268
		269	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		270	variable contains a L<Coro::Signal> that is broadcats after every server
		271	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		272	next server tick.
		273
		274	=cut
		275
		276	sub wait_for_tick();
		277	sub wait_for_tick_begin();
193		278
194	=item @cf::INVOKE_RESULTS	279	=item @cf::INVOKE_RESULTS
195		280
196	This array contains the results of the last C<invoke ()> call. When	281	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	282	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	283	that call.
199		284
		285	=item %cf::REFLECT
		286
		287	Contains, for each (C++) class name, a hash reference with information
		288	about object members (methods, scalars, arrays and flags) and other
		289	metadata, which is useful for introspection.
		290
200	=back	291	=back
201		292
202	=cut	293	=cut
203		294
204	BEGIN {	295	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	296	sub warn (@) { LOG llevWarn , join "", @_ }
		297	sub info (@) { LOG llevInfo , join "", @_ }
		298	sub debug(@) { LOG llevDebug, join "", @_ }
		299	sub trace(@) { LOG llevTrace, join "", @_ }
		300
		301	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	302	my $msg = join "", @_;
207		303
208	$msg .= "\n"	304	$msg .= "\n"
209	unless $msg =~ /\n$/;	305	unless $msg =~ /\n$/;
210		306
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	307	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		308
213	LOG llevError, $msg;	309	LOG llevWarn, $msg;
214	};	310	};
215	}
216		311
217	$Coro::State::DIEHOOK = sub {	312	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	313	return unless $^S eq 0; # "eq", not "=="
219		314
220	if ($Coro::current == $Coro::main) {#d#	315	error Carp::longmess $_[0];
		316
		317	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	318	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	319	return;#d#
223	}#d#	320	}#d#
224		321
225	# kill coroutine otherwise	322	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	323	Coro::terminate
228	};	324	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		325
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	326	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	327	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	328	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	329	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	336	for my $pkg (qw(
243	cf::global cf::attachable	337	cf::global cf::attachable
244	cf::object cf::object::player	338	cf::object cf::object::player
245	cf::client cf::player	339	cf::client cf::player
246	cf::arch cf::living	340	cf::arch cf::living
		341	cf::map cf::mapspace
247	cf::map cf::party cf::region	342	cf::party cf::region
248	)) {	343	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	344	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	345	}
252		346
253	$EV::DIED = sub {	347	$EV::DIED = sub {
254	warn "error in event callback: @_";	348	warn "error in event callback: $@";
255	};	349	};
		350
		351	#############################################################################
		352
		353	sub fork_call(&@);
		354	sub get_slot($;$$);
256		355
257	#############################################################################	356	#############################################################################
258		357
259	=head2 UTILITY FUNCTIONS	358	=head2 UTILITY FUNCTIONS
260		359
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	380	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	381	$d
283	} || "[unable to dump $_[0]: '$@']";	382	} || "[unable to dump $_[0]: '$@']";
284	}	383	}
285		384
		385	=item $scalar = cf::load_file $path
		386
		387	Loads the given file from path and returns its contents. Croaks on error
		388	and can block.
		389
		390	=cut
		391
		392	sub load_file($) {
		393	0 <= aio_load $_[0], my $data
		394	or Carp::croak "$_[0]: $!";
		395
		396	$data
		397	}
		398
		399	=item $success = cf::replace_file $path, $data, $sync
		400
		401	Atomically replaces the file at the given $path with new $data, and
		402	optionally $sync the data to disk before replacing the file.
		403
		404	=cut
		405
		406	sub replace_file($$;$) {
		407	my ($path, $data, $sync) = @_;
		408
		409	my $lock = cf::lock_acquire ("replace_file:$path");
		410
		411	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		412	or return;
		413
		414	$data = $data->() if ref $data;
		415
		416	length $data == aio_write $fh, 0, (length $data), $data, 0
		417	or return;
		418
		419	!$sync
		420	or !aio_fsync $fh
		421	or return;
		422
		423	aio_close $fh
		424	and return;
		425
		426	aio_rename "$path~", $path
		427	and return;
		428
		429	if ($sync) {
		430	$path =~ s%/[^/]*$%%;
		431	aio_pathsync $path;
		432	}
		433
		434	1
		435	}
		436
286	=item $ref = cf::decode_json $json	437	=item $ref = cf::decode_json $json
287		438
288	Converts a JSON string into the corresponding perl data structure.	439	Converts a JSON string into the corresponding perl data structure.
289		440
290	=item $json = cf::encode_json $ref	441	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	447	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		448
298	sub encode_json($) { $json_coder->encode ($_[0]) }	449	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	450	sub decode_json($) { $json_coder->decode ($_[0]) }
300		451
		452	=item $ref = cf::decode_storable $scalar
		453
		454	Same as Coro::Storable::thaw, so blocks.
		455
		456	=cut
		457
		458	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		459
		460	=item $ref = cf::decode_yaml $scalar
		461
		462	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		463
		464	=cut
		465
		466	sub decode_yaml($) {
		467	fork_call { YAML::XS::Load $_[0] } @_
		468	}
		469
		470	=item $scalar = cf::decode_cbor $scalar
		471
		472	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		473	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		474	alternative.
		475
		476	=cut
		477
		478	sub decode_cbor($) {
		479	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		480	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		481	CBOR::XS::decode_cbor $_[0]
		482	}
		483
		484	=item $scalar = cf::unlzf $scalar
		485
		486	Same as Compress::LZF::compress, but takes server ticks into account, so
		487	blocks.
		488
		489	=cut
		490
		491	sub unlzf($) {
		492	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		493	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		494	Compress::LZF::decompress $_[0]
		495	}
		496
		497	=item cf::post_init { BLOCK }
		498
		499	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		500	but I<before> the server starts ticking again.
		501
		502	The codeblock will have a single boolean argument to indicate whether this
		503	is a reload or not.
		504
		505	=cut
		506
		507	sub post_init(&) {
		508	push @POST_INIT, shift;
		509	}
		510
		511	sub _post_init {
		512	trace "running post_init jobs";
		513
		514	# run them in parallel...
		515
		516	my @join;
		517
		518	while () {
		519	push @join, map &Coro::async ($_, 0), @POST_INIT;
		520	@POST_INIT = ();
		521
		522	@join or last;
		523
		524	(pop @join)->join;
		525	}
		526	}
		527
301	=item cf::lock_wait $string	528	=item cf::lock_wait $string
302		529
303	Wait until the given lock is available. See cf::lock_acquire.	530	Wait until the given lock is available. See cf::lock_acquire.
304		531
305	=item my $lock = cf::lock_acquire $string	532	=item my $lock = cf::lock_acquire $string
306		533
307	Wait until the given lock is available and then acquires it and returns	534	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	535	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	536	for example when the coroutine gets canceled), the lock is automatically
310	returned.	537	returned.
311		538
312	Locks are *not* recursive, locking from the same coro twice results in a	539	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	540	deadlocked coro.
…		…
319		546
320	Return true if the lock is currently active, i.e. somebody has locked it.	547	Return true if the lock is currently active, i.e. somebody has locked it.
321		548
322	=cut	549	=cut
323		550
324	our %LOCK;	551	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		552
327	sub lock_wait($) {	553	sub lock_wait($) {
328	my ($key) = @_;	554	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	555	}
341		556
342	sub lock_acquire($) {	557	sub lock_acquire($) {
343	my ($key) = @_;	558	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	559	}
357		560
358	sub lock_active($) {	561	sub lock_active($) {
359	my ($key) = @_;	562	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	563	}
363		564
364	sub freeze_mainloop {	565	sub freeze_mainloop {
365	tick_inhibit_inc;	566	tick_inhibit_inc;
366		567
367	Coro::guard \&tick_inhibit_dec;	568	&Guard::guard (\&tick_inhibit_dec);
368	}	569	}
369		570
370	=item cf::periodic $interval, $cb	571	=item cf::periodic $interval, $cb
371		572
372	Like EV::periodic, but randomly selects a starting point so that the actions	573	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	574	get spread over time.
374		575
375	=cut	576	=cut
376		577
377	sub periodic($$) {	578	sub periodic($$) {
378	my ($interval, $cb) = @_;	579	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	583	EV::periodic $start, $interval, 0, $cb
383	}	584	}
384		585
385	=item cf::get_slot $time[, $priority[, $name]]	586	=item cf::get_slot $time[, $priority[, $name]]
386		587
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	588	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	589	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	590	C<$time> seconds of cpu time till the next tick. The slot is only valid
		591	till the next cede.
		592
		593	Background jobs should use a priority less than zero, interactive jobs
		594	should use 100 or more.
390		595
391	The optional C<$name> can be used to identify the job to run. It might be	596	The optional C<$name> can be used to identify the job to run. It might be
392	used for statistical purposes and should identify the same time-class.	597	used for statistical purposes and should identify the same time-class.
393		598
394	Useful for short background jobs.	599	Useful for short background jobs.
395		600
396	=cut	601	=cut
397		602
398	our @SLOT_QUEUE;	603	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	604	our $SLOT_QUEUE;
		605	our $SLOT_DECAY = 0.9;
400		606
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	607	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	608	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	609	$Coro::current->desc ("timeslot manager");
404		610
405	my $signal = new Coro::Signal;	611	my $signal = new Coro::Signal;
		612	my $busy;
406		613
407	while () {	614	while () {
408	next_job:	615	next_job:
		616
		617	Coro::cede;
		618
409	my $avail = cf::till_tick;	619	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	620
411	for (0 .. $#SLOT_QUEUE) {	621	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	622	if ($SLOT_QUEUE[$_][0] <= $avail) {
		623	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	624	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	625	$job->[2]->send;
415	Coro::cede;
416	goto next_job;	626	goto next_job;
417	}	627	} else {
		628	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	629	}
419	}	630	}
420		631
421	if (@SLOT_QUEUE) {	632	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	633	wait_for_tick;
423	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;
425	} else {	634	} else {
		635	$busy = 0;
426	Coro::schedule;	636	Coro::schedule;
427	}	637	}
428	}	638	}
429	};	639	};
430		640
431	sub get_slot($;$$) {	641	sub get_slot($;$$) {
		642	return if tick_inhibit || $Coro::current == $Coro::main;
		643
432	my ($time, $pri, $name) = @_;	644	my ($time, $pri, $name) = @_;
433		645
434	$time = $TICK * .6 if $time > $TICK * .6;	646	$time = clamp $time, 0.01, $TICK * .6;
		647
435	my $sig = new Coro::Signal;	648	my $sig = new Coro::Signal;
436		649
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	650	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	651	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	652	$SLOT_QUEUE->ready;
…		…
451	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
452		665
453	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
454		667
455	The design of Deliantra requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
456	is always able to handle events or runnable, as Deliantra is only	669	is always able to handle events or is runnable, as Deliantra is only
457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	670	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
458	acceptable.	671	acceptable.
459		672
460	If it must be done, put the blocking parts into C<sync_job>. This will run	673	If it must be done, put the blocking parts into C<sync_job>. This will run
461	the given BLOCK in another coroutine while waiting for the result. The	674	the given BLOCK in another coroutine while waiting for the result. The
…		…
465	=cut	678	=cut
466		679
467	sub sync_job(&) {	680	sub sync_job(&) {
468	my ($job) = @_;	681	my ($job) = @_;
469		682
470	if ($Coro::current == $Coro::main) {	683	if (in_main) {
471	my $time = EV::time;	684	my $time = AE::time;
472		685
473	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
475		688
476	LOG llevError, Carp::longmess "sync job";#d#	689	#LOG llevError, Carp::longmess "sync job";#d#
477		690
478	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
479		692
480	my $busy = 1;	693	my $busy = 1;
481	my @res;	694	my @res;
482		695
483	(async {	696	(async {
484	$Coro::current->desc ("sync job coro");	697	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	698	@res = eval { $job->() };
486	warn $@ if $@;	699	error $@ if $@;
487	undef $busy;	700	undef $busy;
488	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
489		702
490	while ($busy) {	703	while ($busy) {
491	if (Coro::nready) {	704	if (Coro::nready) {
492	Coro::cede_notself;	705	Coro::cede_notself;
493	} else {	706	} else {
494	EV::loop EV::LOOP_ONESHOT;	707	EV::run EV::RUN_ONCE;
495	}	708	}
496	}	709	}
497		710
498	my $time = EV::time - $time;	711	my $time = AE::time - $time;
499		712
500	$TICK_START += $time; # do not account sync jobs to server load	713	$TICK_START += $time; # do not account sync jobs to server load
501		714
502	wantarray ? @res : $res[0]	715	wantarray ? @res : $res[0]
503	} else {	716	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
526		739
527	$coro	740	$coro
528	}	741	}
529		742
530	=item fork_call { }, $args	743	=item fork_call { }, @args
531		744
532	Executes the given code block with the given arguments in a seperate	745	Executes the given code block with the given arguments in a seperate
533	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
534	Coro::Storable. May, of course, block. Note that the executed sub may	747	Coro::Storable. May, of course, block. Note that the executed sub may
535	never block itself or use any form of event handling.	748	never block itself or use any form of event handling.
536		749
537	=cut	750	=cut
538		751
		752	sub post_fork {
		753	reset_signals;
		754	}
		755
539	sub fork_call(&@) {	756	sub fork_call(&@) {
540	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
541		758
542	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)
545
546	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
547	reset_signals;	760	cf::post_fork;
548	&$cb	761	&$cb
549	}, @args;	762	} @args;
550		763
551	wantarray ? @res : $res[-1]	764	wantarray ? @res : $res[-1]
		765	}
		766
		767	sub objinfo {
		768	(
		769	"counter value" => cf::object::object_count,
		770	"objects created" => cf::object::create_count,
		771	"objects destroyed" => cf::object::destroy_count,
		772	"freelist size" => cf::object::free_count,
		773	"allocated objects" => cf::object::objects_size,
		774	"active objects" => cf::object::actives_size,
		775	)
		776	}
		777
		778	=item $coin = coin_from_name $name
		779
		780	=cut
		781
		782	our %coin_alias = (
		783	"silver" => "silvercoin",
		784	"silvercoin" => "silvercoin",
		785	"silvercoins" => "silvercoin",
		786	"gold" => "goldcoin",
		787	"goldcoin" => "goldcoin",
		788	"goldcoins" => "goldcoin",
		789	"platinum" => "platinacoin",
		790	"platinumcoin" => "platinacoin",
		791	"platinumcoins" => "platinacoin",
		792	"platina" => "platinacoin",
		793	"platinacoin" => "platinacoin",
		794	"platinacoins" => "platinacoin",
		795	"royalty" => "royalty",
		796	"royalties" => "royalty",
		797	);
		798
		799	sub coin_from_name($) {
		800	$coin_alias{$_[0]}
		801	? cf::arch::find $coin_alias{$_[0]}
		802	: undef
552	}	803	}
553		804
554	=item $value = cf::db_get $family => $key	805	=item $value = cf::db_get $family => $key
555		806
556	Returns a single value from the environment database.	807	Returns a single value from the environment database.
…		…
566	within each server.	817	within each server.
567		818
568	=cut	819	=cut
569		820
570	sub db_table($) {	821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
571	my ($name) = @_;	825	my ($name) = @_;
572	my $db = BDB::db_create $DB_ENV;	826	my $db = BDB::db_create $DB_ENV;
573		827
574	eval {	828	eval {
575	$db->set_flags (BDB::CHKSUM);	829	$db->set_flags (BDB::CHKSUM);
…		…
585	}	839	}
586		840
587	our $DB;	841	our $DB;
588		842
589	sub db_init {	843	sub db_init {
590	cf::sync_job {
591	$DB ||= db_table "db";	844	$DB ||= db_table "db";
592	};
593	}	845	}
594		846
595	sub db_get($$) {	847	sub db_get($$) {
596	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
597		849
598	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
599	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
600		854
601	$! ? ()	855	$! ? ()
602	: $data	856	: $data
603	}
604	}	857	}
605		858
606	sub db_put($$$) {	859	sub db_put($$$) {
607	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
608	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
636		889
637	my @data;	890	my @data;
638	my $md5;	891	my $md5;
639		892
640	for (0 .. $#$src) {	893	for (0 .. $#$src) {
641	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
642	or Carp::croak "$src->[$_]: $!";
643	}	895	}
644		896
645	# if processing is expensive, check	897	# if processing is expensive, check
646	# checksum first	898	# checksum first
647	if (1) {	899	if (1) {
…		…
660		912
661	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
662	}	914	}
663	}	915	}
664		916
665	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
666	my $data = $process->(\@data);	918	my $data = $process->(\@data);
667	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
668		920
669	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
670		922
671	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
672	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
673	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
674		926
…		…
684		936
685	=cut	937	=cut
686		938
687	sub datalog($@) {	939	sub datalog($@) {
688	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
689	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
690	}	942	}
691		943
692	=back	944	=back
693		945
694	=cut	946	=cut
695		947
696	#############################################################################	948	#############################################################################
697		949
698	=head2 ATTACHABLE OBJECTS	950	=head2 ATTACHABLE OBJECTS
699		951
700	Many objects in crossfire are so-called attachable objects. That means you can	952	Many objects in deliantra are so-called attachable objects. That means you can
701	attach callbacks/event handlers (a collection of which is called an "attachment")	953	attach callbacks/event handlers (a collection of which is called an "attachment")
702	to it. All such attachable objects support the following methods.	954	to it. All such attachable objects support the following methods.
703		955
704	In the following description, CLASS can be any of C<global>, C<object>	956	In the following description, CLASS can be any of C<global>, C<object>
705	C<player>, C<client> or C<map> (i.e. the attachable objects in	957	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
755	=item cf::CLASS::attachment $name, ...	1007	=item cf::CLASS::attachment $name, ...
756		1008
757	Register an attachment by C<$name> through which attachable objects of the	1009	Register an attachment by C<$name> through which attachable objects of the
758	given CLASS can refer to this attachment.	1010	given CLASS can refer to this attachment.
759		1011
760	Some classes such as crossfire maps and objects can specify attachments	1012	Some classes such as deliantra maps and objects can specify attachments
761	that are attached at load/instantiate time, thus the need for a name.	1013	that are attached at load/instantiate time, thus the need for a name.
762		1014
763	These calls expect any number of the following handler/hook descriptions:	1015	These calls expect any number of the following handler/hook descriptions:
764		1016
765	=over 4	1017	=over 4
…		…
889		1141
890	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
891	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
892		1144
893	} elsif (ref $type) {	1145	} elsif (ref $type) {
894	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
895		1147
896	} else {	1148	} else {
897	shift @arg;	1149	shift @arg;
898	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
899	}	1151	}
900	}	1152	}
901	}	1153	}
902		1154
903	sub _object_attach {	1155	sub _object_attach {
…		…
913	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
914	}	1166	}
915		1167
916	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
917	} else {	1169	} else {
918	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
919	}	1171	}
920		1172
921	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
922	}	1174	}
923		1175
…		…
982		1234
983	for (@$callbacks) {	1235	for (@$callbacks) {
984	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
985		1237
986	if ($@) {	1238	if ($@) {
987	warn "$@";
988	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
989	override;	1240	override;
990	}	1241	}
991		1242
992	return 1 if $override;	1243	return 1 if $override;
993	}	1244	}
…		…
1056		1307
1057	sub reattach {	1308	sub reattach {
1058	# basically do the same as instantiate, without calling instantiate	1309	# basically do the same as instantiate, without calling instantiate
1059	my ($obj) = @_;	1310	my ($obj) = @_;
1060		1311
		1312	# no longer needed after getting rid of delete_package?
1061	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1313	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1062		1314
1063	my $registry = $obj->registry;	1315	my $registry = $obj->registry;
1064		1316
1065	@$registry = ();	1317	@$registry = ();
1066		1318
…		…
1071	for (@$attach) {	1323	for (@$attach) {
1072	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
1073	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
1074	}	1326	}
1075	} else {	1327	} else {
1076	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
1077	}	1329	}
1078	}	1330	}
1079	}	1331	}
1080		1332
1081	cf::attachable->attach (	1333	cf::attachable->attach (
…		…
1108	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1109		1361
1110	sync_job {	1362	sync_job {
1111	if (length $$rdata) {	1363	if (length $$rdata) {
1112	utf8::decode (my $decname = $filename);	1364	utf8::decode (my $decname = $filename);
1113	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1114	$decname, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1115		1368
1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1117	chmod SAVE_MODE, $fh;	1370	aio_chmod $fh, SAVE_MODE;
1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1119	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1120	close $fh;	1376	aio_close $fh;
1121		1377
1122	if (@$objs) {	1378	if (@$objs) {
1123	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1379	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1124	chmod SAVE_MODE, $fh;	1380	aio_chmod $fh, SAVE_MODE;
1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1381	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1126	aio_write $fh, 0, (length $data), $data, 0;	1382	aio_write $fh, 0, (length $data), $data, 0;
1127	aio_fsync $fh if $cf::USE_FSYNC;	1383	if ($cf::USE_FSYNC) {
		1384	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;
		1385	aio_fsync $fh;
		1386	}
1128	close $fh;	1387	aio_close $fh;
1129	aio_rename "$filename.pst~", "$filename.pst";	1388	aio_rename "$filename.pst~", "$filename.pst";
1130	}	1389	}
1131	} else {	1390	} else {
1132	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1133	}	1392	}
1134		1393
1135	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
		1395
		1396	$filename =~ s%/[^/]+$%%;
		1397	aio_pathsync $filename if $cf::USE_FSYNC;
1136	} else {	1398	} else {
1137	warn "FATAL: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1138	}	1400	}
1139	} else {	1401	} else {
1140	aio_unlink $filename;	1402	aio_unlink $filename;
1141	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1142	}	1404	}
…		…
1166	my $st = eval { Coro::Storable::thaw $av };	1428	my $st = eval { Coro::Storable::thaw $av };
1167	$av = $st->{objs};	1429	$av = $st->{objs};
1168	}	1430	}
1169		1431
1170	utf8::decode (my $decname = $filename);	1432	utf8::decode (my $decname = $filename);
1171	warn sprintf "loading %s (%d,%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1172	$decname, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
1173		1436
1174	($data, $av)	1437	($data, $av)
1175	}	1438	}
1176		1439
1177	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
…		…
1181	=cut	1444	=cut
1182		1445
1183	#############################################################################	1446	#############################################################################
1184	# command handling &c	1447	# command handling &c
1185		1448
1186	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1187		1450
1188	Register a callback for execution when the client sends the user command	1451	Register a callback for execution when the client sends the user command
1189	$name.	1452	$name.
1190		1453
1191	=cut	1454	=cut
…		…
1197	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1198		1461
1199	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1200	}	1463	}
1201		1464
1202	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1203		1466
1204	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1205	extcmd packet. Ext commands will be processed in the order they are	1468	extcmd packet. Ext commands will be processed in the order they are
1206	received by the server, like other user commands. The first argument is	1469	received by the server, like other user commands. The first argument is
1207	the logged-in player. Ext commands can only be processed after a player	1470	the logged-in player. Ext commands can only be processed after a player
1208	has logged in successfully.	1471	has logged in successfully.
1209		1472
1210	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1211	called.
1212		1474
		1475	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
1213	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1214		1481
1215	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1216	exticmd packet. Exti commands are processed by the server as soon as they	1483	exticmd packet. Exti commands are processed by the server as soon as they
1217	are received, i.e. out of order w.r.t. other commands. The first argument	1484	are received, i.e. out of order w.r.t. other commands. The first argument
1218	is a client socket. Exti commands can be received anytime, even before	1485	is a client socket. Exti commands can be received anytime, even before
1219	log-in.	1486	log-in.
1220		1487
1221	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1222	called.
1223		1489
1224	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1225		1491
		1492	Same as C<cf::register_extcmd>, but instead of returning values, the
		1493	callback needs to clal the C<$reply> function.
		1494
		1495	=cut
		1496
1226	sub register_extcmd {	1497	sub register_extcmd($$) {
1227	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1228		1499
1229	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1230	}	1501	}
1231		1502
1232	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1233	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1234		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1235	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
1236	}	1513	}
1237		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
		1519	}
		1520
		1521	use File::Glob ();
		1522
1238	cf::player->attach (	1523	cf::player->attach (
1239	on_command => sub {	1524	on_unknown_command => sub {
1240	my ($pl, $name, $params) = @_;	1525	my ($pl, $name, $params) = @_;
1241		1526
1242	my $cb = $COMMAND{$name}	1527	my $cb = $COMMAND{$name}
1243	or return;	1528	or return;
1244		1529
…		…
1252	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1253		1538
1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1255		1540
1256	if (ref $msg) {	1541	if (ref $msg) {
1257	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1258	"ARRAY" eq ref $msg
1259	? @$msg
1260	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1261		1543
1262	my @reply;
1263
1264	if (my $cb = $EXTCMD{$type}) {	1544	if (my $cb = $EXTACMD{$type}) {
		1545	$cb->(
		1546	$pl,
		1547	sub {
		1548	$pl->ext_msg ("reply-$reply", @_)
		1549	if $reply;
		1550	},
		1551	@payload
		1552	);
		1553	} else {
		1554	my @reply;
		1555
		1556	if (my $cb = $EXTCMD{$type}) {
1265	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1266	}	1562	}
1267		1563
1268	$pl->ext_reply ($reply, @reply)
1269	if $reply;
1270
1271	} else {	1564	} else {
1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1273	}	1566	}
1274		1567
1275	cf::override;	1568	cf::override;
1276	},	1569	},
1277	);	1570	);
1278		1571
		1572	# "readahead" all extensions
		1573	sub cache_extensions {
		1574	my $grp = IO::AIO::aio_group;
		1575
		1576	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1577	for (grep /\.ext$/, @{$_[0]}) {
		1578	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1579	}
		1580	};
		1581
		1582	$grp
		1583	}
		1584
		1585	sub _ext_cfg_reg($$$$) {
		1586	my ($rvar, $varname, $cfgname, $default) = @_;
		1587
		1588	$cfgname = lc $varname
		1589	unless length $cfgname;
		1590
		1591	$EXT_CFG{$cfgname} = [$rvar, $default];
		1592
		1593	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1594	}
		1595
1279	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1280	cf::sync_job {	1601	cf::sync_job {
1281	my %todo;	1602	my %todo;
1282		1603
1283	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1284	next unless -r $path;	1605	next unless -r $path;
…		…
1302		1623
1303	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1304	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1305		1626
1306	$ext{source} =	1627	$ext{source} =
1307	"package $pkg; use strict; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1308	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1309	. $source	1630	. $source
1310	. "\n};\n1";	1631	. "\n};\n1";
1311		1632
1312	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
1313	}	1634	}
1314		1635
		1636	my $pass = 0;
1315	my %done;	1637	my %done;
1316	while (%todo) {	1638	while (%todo) {
1317	my $progress;	1639	my $progress;
1318		1640
		1641	++$pass;
		1642
		1643	ext:
1319	while (my ($k, $v) = each %todo) {	1644	while (my ($k, $v) = each %todo) {
1320	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1321	goto skip	1646	next ext
1322	unless exists $done{$_};	1647	unless exists $done{$_};
1323	}	1648	}
1324		1649
1325	warn "... loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1326		1651
1327	unless (eval $v->{source}) {	1652	my $source = $v->{source};
		1653
		1654	# support "CONF varname :confname = default" pseudo-statements
		1655	$source =~ s{
		1656	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1657	}{
		1658	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1659	}gmxe;
		1660
		1661	my $active = eval $source;
		1662
		1663	if (length $@) {
1328	my $msg = $@ ? "$v->{path}: $@\n"	1664	error "$v->{path}: $@\n";
1329	: "$v->{base}: extension inactive.\n";
1330		1665
1331	if (exists $v->{meta}{mandatory}) {
1332	warn $msg;
1333	cf::cleanup "mandatory extension failed to load, exiting.";	1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1334	}	1667	if exists $v->{meta}{mandatory};
1335		1668
1336	warn $msg;	1669	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1670	delete $todo{$k};
		1671	} else {
		1672	$done{$k} = delete $todo{$k};
		1673	push @EXTS, $v->{pkg};
		1674	$progress = 1;
		1675
		1676	info "$v->{base}: extension inactive.\n"
		1677	unless $active;
1337	}	1678	}
1338
1339	$done{$k} = delete $todo{$k};
1340	push @EXTS, $v->{pkg};
1341	$progress = 1;
1342	}	1679	}
1343		1680
1344	skip:	1681	unless ($progress) {
1345	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1682	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1346	unless $progress;	1683
		1684	while (my ($k, $v) = each %todo) {
		1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1686	if exists $v->{meta}{mandatory};
		1687	}
		1688
		1689	last;
		1690	}
1347	}	1691	}
1348	};	1692	};
1349	}	1693	}
1350		1694
1351	#############################################################################	1695	#############################################################################
1352		1696
1353	=back	1697	=back
1354		1698
1355	=head2 CORE EXTENSIONS	1699	=head2 CORE EXTENSIONS
1356		1700
1357	Functions and methods that extend core crossfire objects.	1701	Functions and methods that extend core deliantra objects.
1358		1702
1359	=cut	1703	=cut
1360		1704
1361	package cf::player;	1705	package cf::player;
1362		1706
…		…
1405		1749
1406	sub exists($) {	1750	sub exists($) {
1407	my ($login) = @_;	1751	my ($login) = @_;
1408		1752
1409	$cf::PLAYER{$login}	1753	$cf::PLAYER{$login}
1410	or cf::sync_job { !aio_stat path $login }	1754	or !aio_stat path $login
1411	}	1755	}
1412		1756
1413	sub find($) {	1757	sub find($) {
1414	return $cf::PLAYER{$_[0]} || do {	1758	return $cf::PLAYER{$_[0]} || do {
1415	my $login = $_[0];	1759	my $login = $_[0];
…		…
1427	my $f = new_from_file cf::object::thawer path $login	1771	my $f = new_from_file cf::object::thawer path $login
1428	or return;	1772	or return;
1429		1773
1430	my $pl = cf::player::load_pl $f	1774	my $pl = cf::player::load_pl $f
1431	or return;	1775	or return;
		1776
1432	local $cf::PLAYER_LOADING{$login} = $pl;	1777	local $cf::PLAYER_LOADING{$login} = $pl;
1433	$f->resolve_delayed_derefs;	1778	$f->resolve_delayed_derefs;
1434	$cf::PLAYER{$login} = $pl	1779	$cf::PLAYER{$login} = $pl
1435	}	1780	}
1436	}	1781	}
1437	}	1782	}
1438		1783
		1784	cf::player->attach (
		1785	on_load => sub {
		1786	my ($pl, $path) = @_;
		1787
		1788	# restore slots saved in save, below
		1789	my $slots = delete $pl->{_slots};
		1790
		1791	$pl->ob->current_weapon ($slots->[0]);
		1792	$pl->combat_ob ($slots->[1]);
		1793	$pl->ranged_ob ($slots->[2]);
		1794	},
		1795	);
		1796
1439	sub save($) {	1797	sub save($) {
1440	my ($pl) = @_;	1798	my ($pl) = @_;
1441		1799
1442	return if $pl->{deny_save};	1800	return if $pl->{deny_save};
1443		1801
…		…
1446		1804
1447	return if $pl->{deny_save};	1805	return if $pl->{deny_save};
1448		1806
1449	aio_mkdir playerdir $pl, 0770;	1807	aio_mkdir playerdir $pl, 0770;
1450	$pl->{last_save} = $cf::RUNTIME;	1808	$pl->{last_save} = $cf::RUNTIME;
		1809
		1810	cf::get_slot 0.01;
		1811
		1812	# save slots, to be restored later
		1813	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1451		1814
1452	$pl->save_pl ($path);	1815	$pl->save_pl ($path);
1453	cf::cede_to_tick;	1816	cf::cede_to_tick;
1454	}	1817	}
1455		1818
…		…
1487	my ($pl) = @_;	1850	my ($pl) = @_;
1488		1851
1489	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1490		1853
1491	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1492	$pl->password ("*"); # this should lock out the player until we nuked the dir	1855	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1493		1856
1494	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1495	$pl->deactivate;	1858	$pl->deactivate;
		1859
		1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1496	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1497	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1498		1865
1499	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1500	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1501	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1539		1906
1540	for my $login (@$dirs) {	1907	for my $login (@$dirs) {
1541	my $path = path $login;	1908	my $path = path $login;
1542		1909
1543	# a .pst is a dead give-away for a valid player	1910	# a .pst is a dead give-away for a valid player
1544	unless (-e "$path.pst") {	1911	# if no pst file found, open and chekc for blocked users
		1912	if (aio_stat "$path.pst") {
1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1913	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1546	aio_read $fh, 0, 512, my $buf, 0 or next;	1914	aio_read $fh, 0, 512, my $buf, 0 or next;
1547	$buf !~ /^password -------------$/m or next; # official not-valid tag	1915	$buf !~ /^password -------------$/m or next; # official not-valid tag
1548	}	1916	}
1549		1917
…		…
1553		1921
1554	\@logins	1922	\@logins
1555	}	1923	}
1556		1924
1557	=item $player->maps	1925	=item $player->maps
		1926
		1927	=item cf::player::maps $login
1558		1928
1559	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1560	player. May block.	1930	player. May block.
1561		1931
1562	=cut	1932	=cut
…		…
1580	}	1950	}
1581		1951
1582	\@paths	1952	\@paths
1583	}	1953	}
1584		1954
1585	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1586		1956
1587	Expand crossfire pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1588
1589	=cut
1590
1591	use re 'eval';
1592
1593	my $group;
1594	my $interior; $interior = qr{
1595	# match a pod interior sequence sans C<< >>
1596	(?:
1597	\ (.*?)\ (?{ $group = $^N })
1598	| < (??{$interior}) >
1599	)
1600	}x;
1601
1602	sub expand_cfpod {
1603	my ($self, $pod) = @_;
1604
1605	my $xml;
1606
1607	while () {
1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1609	$group = $1;
1610
1611	$group =~ s/&/&amp;/g;
1612	$group =~ s/</&lt;/g;
1613
1614	$xml .= $group;
1615	} elsif ($pod =~ m%\G
1616	([BCGHITU])
1617	<
1618	(?:
1619	([^<>]*) (?{ $group = $^N })
1620	| < $interior >
1621	)
1622	>
1623	%gcsx
1624	) {
1625	my ($code, $data) = ($1, $group);
1626
1627	if ($code eq "B") {
1628	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1629	} elsif ($code eq "I") {
1630	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1631	} elsif ($code eq "U") {
1632	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1633	} elsif ($code eq "C") {
1634	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1635	} elsif ($code eq "T") {
1636	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1637	} elsif ($code eq "G") {
1638	my ($male, $female) = split /\|/, $data;
1639	$data = $self->gender ? $female : $male;
1640	$xml .= expand_cfpod ($self, $data);
1641	} elsif ($code eq "H") {
1642	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1644	"")
1645	[$self->{hintmode}];
1646	} else {
1647	$xml .= "error processing '$code($data)' directive";
1648	}
1649	} else {
1650	if ($pod =~ /\G(.+)/) {
1651	warn "parse error while expanding $pod (at $1)";
1652	}
1653	last;
1654	}
1655	}
1656
1657	for ($xml) {
1658	# create single paragraphs (very hackish)
1659	s/(?<=\S)\n(?=\w)/ /g;
1660
1661	# compress some whitespace
1662	s/\s+\n/\n/g; # ws line-ends
1663	s/\n\n+/\n/g; # double lines
1664	s/^\n+//; # beginning lines
1665	s/\n+$//; # ending lines
1666	}
1667
1668	$xml
1669	}
1670
1671	no re 'eval';
1672
1673	sub hintmode {
1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1675	$_[0]{hintmode}
1676	}
1677
1678	=item $player->ext_reply ($msgid, @msg)
1679
1680	Sends an ext reply to the player.
1681
1682	=cut
1683
1684	sub ext_reply($$@) {
1685	my ($self, $id, @msg) = @_;
1686
1687	$self->ns->ext_reply ($id, @msg)
1688	}
1689		1958
1690	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1691		1960
1692	Sends an ext event to the client.	1961	Sends an ext event to the client.
1693		1962
…		…
1713		1982
1714	=cut	1983	=cut
1715		1984
1716	sub find_by_path($) {	1985	sub find_by_path($) {
1717	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1718		1989
1719	my ($match, $specificity);	1990	my ($match, $specificity);
1720		1991
1721	for my $region (list) {	1992	for my $region (list) {
1722	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1748	our $MAX_RESET = 3600;	2019	our $MAX_RESET = 3600;
1749	our $DEFAULT_RESET = 3000;	2020	our $DEFAULT_RESET = 3000;
1750		2021
1751	sub generate_random_map {	2022	sub generate_random_map {
1752	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1753	# mit "rum" bekleckern, nicht	2024
		2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2026
1754	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1755	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1756	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1757	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1758	$rmp->{exit_on_final_map},
1759	$rmp->{xsize}, $rmp->{ysize},
1760	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1761	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1762	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1763	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1764	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1765	(cf::region::find $rmp->{region}), $rmp->{custom}
1766	)
1767	}	2028	}
1768		2029
1769	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1770		2031
1771	Register a handler for the map path matching the given regex at the	2032	Register a handler for the map path matching the given regex at the
…		…
1776		2037
1777	sub register {	2038	sub register {
1778	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1779	my $pkg = caller;	2040	my $pkg = caller;
1780		2041
1781	no strict;
1782	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1783		2043
1784	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1785	}	2045	}
1786		2046
1787	# also paths starting with '/'	2047	# also paths starting with '/'
1788	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1789		2049
1790	sub thawer_merge {	2050	sub thawer_merge {
1791	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1792		2052
1793	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1798	}	2058	}
1799		2059
1800	sub normalise {	2060	sub normalise {
1801	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1802		2062
1803	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1804		2064
1805	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1806		2066
1807	# map plan:	2067	# map plan:
1808	#	2068	#
…		…
1823	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1824	$path = "$base/$path";	2084	$path = "$base/$path";
1825	}	2085	}
1826		2086
1827	for ($path) {	2087	for ($path) {
1828	redo if s{//}{/};
1829	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1830	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1831	}	2090	}
1832		2091
1833	$path	2092	$path
…		…
1847	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1848	return $self;	2107	return $self;
1849	}	2108	}
1850	}	2109	}
1851		2110
1852	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1853	()	2112	()
1854	}	2113	}
1855		2114
		2115	# may re-bless or do other evil things
1856	sub init {	2116	sub init {
1857	my ($self) = @_;	2117	my ($self) = @_;
1858		2118
1859	$self	2119	$self
1860	}	2120	}
…		…
1879		2139
1880	# the temporary/swap location	2140	# the temporary/swap location
1881	sub save_path {	2141	sub save_path {
1882	my ($self) = @_;	2142	my ($self) = @_;
1883		2143
1884	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2144	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1885	"$TMPDIR/$path.map"	2145	"$TMPDIR/$path.map"
1886	}	2146	}
1887		2147
1888	# the unique path, undef == no special unique path	2148	# the unique path, undef == no special unique path
1889	sub uniq_path {	2149	sub uniq_path {
1890	my ($self) = @_;	2150	my ($self) = @_;
1891		2151
1892	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2152	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1893	"$UNIQUEDIR/$path"	2153	"$UNIQUEDIR/$path"
1894	}
1895
1896	# and all this just because we cannot iterate over
1897	# all maps in C++...
1898	sub change_all_map_light {
1899	my ($change) = @_;
1900
1901	$_->change_map_light ($change)
1902	for grep $_->outdoor, values %cf::MAP;
1903	}	2154	}
1904		2155
1905	sub decay_objects {	2156	sub decay_objects {
1906	my ($self) = @_;	2157	my ($self) = @_;
1907		2158
…		…
1934	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1935		2186
1936	1	2187	1
1937	}	2188	}
1938		2189
		2190	# used to laod the header of an original map
1939	sub load_header_orig {	2191	sub load_header_orig {
1940	my ($self) = @_;	2192	my ($self) = @_;
1941		2193
1942	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1943	}	2195	}
1944		2196
		2197	# used to laod the header of an instantiated map
1945	sub load_header_temp {	2198	sub load_header_temp {
1946	my ($self) = @_;	2199	my ($self) = @_;
1947		2200
1948	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1949	}	2202	}
1950		2203
		2204	# called after loading the header from an instantiated map
1951	sub prepare_temp {	2205	sub prepare_temp {
1952	my ($self) = @_;	2206	my ($self) = @_;
1953		2207
1954	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1955	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1956	# safety	2210	# safety
1957	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1958	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1959	}	2213	}
1960		2214
		2215	# called after loading the header from an original map
1961	sub prepare_orig {	2216	sub prepare_orig {
1962	my ($self) = @_;	2217	my ($self) = @_;
1963		2218
1964	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1965	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1989		2244
1990	sub find;	2245	sub find;
1991	sub find {	2246	sub find {
1992	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
1993		2248
		2249	cf::cede_to_tick;
		2250
1994	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
1995		2252
1996	cf::lock_wait "map_data:$path";#d#remove	2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1997	cf::lock_wait "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
1998		2255
1999	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
2000	my $guard1 = cf::lock_acquire "map_find:$path";
2001	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2002
2003	my $map = new_from_path cf::map $path	2257	my $map = new_from_path cf::map $path
2004	or return;	2258	or return;
2005		2259
2006	$map->{last_save} = $cf::RUNTIME;	2260	$map->{last_save} = $cf::RUNTIME;
2007		2261
…		…
2009	or return;	2263	or return;
2010		2264
2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2265	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2012	# doing this can freeze the server in a sync job, obviously	2266	# doing this can freeze the server in a sync job, obviously
2013	#$cf::WAIT_FOR_TICK->wait;	2267	#$cf::WAIT_FOR_TICK->wait;
		2268	undef $guard2;
2014	undef $guard1;	2269	undef $guard1;
2015	undef $guard2;
2016	$map->reset;	2270	$map->reset;
2017	return find $path;	2271	return find $path;
2018	}	2272	}
2019		2273
2020	$cf::MAP{$path} = $map	2274	$cf::MAP{$path} = $map
2021	}	2275	}
2022	}	2276	}
2023		2277
2024	sub pre_load { }	2278	sub pre_load { }
2025	sub post_load { }	2279	#sub post_load { } # XS
2026		2280
2027	sub load {	2281	sub load {
2028	my ($self) = @_;	2282	my ($self) = @_;
2029		2283
2030	local $self->{deny_reset} = 1; # loading can take a long time	2284	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2033		2287
2034	{	2288	{
2035	my $guard = cf::lock_acquire "map_data:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
2036		2290
2037	return unless $self->valid;	2291	return unless $self->valid;
2038	return unless $self->in_memory == cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
2039
2040	$self->in_memory (cf::MAP_LOADING);
2041		2293
2042	$self->alloc;	2294	$self->alloc;
2043		2295
2044	$self->pre_load;	2296	$self->pre_load;
2045	cf::cede_to_tick;	2297	cf::cede_to_tick;
2046		2298
		2299	if (exists $self->{load_path}) {
2047	my $f = new_from_file cf::object::thawer $self->{load_path};	2300	my $f = new_from_file cf::object::thawer $self->{load_path};
2048	$f->skip_block;	2301	$f->skip_block;
2049	$self->_load_objects ($f)	2302	$self->_load_objects ($f)
2050	or return;	2303	or return;
2051		2304
2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2305	$self->post_load_original
2053	if delete $self->{load_original};	2306	if delete $self->{load_original};
2054		2307
2055	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
2056	utf8::encode $uniq;	2309	utf8::encode $uniq;
2057	unless (aio_stat $uniq) {	2310	unless (aio_stat $uniq) {
2058	if (my $f = new_from_file cf::object::thawer $uniq) {	2311	if (my $f = new_from_file cf::object::thawer $uniq) {
2059	$self->clear_unique_items;	2312	$self->clear_unique_items;
2060	$self->_load_objects ($f);	2313	$self->_load_objects ($f);
2061	$f->resolve_delayed_derefs;	2314	$f->resolve_delayed_derefs;
		2315	}
2062	}	2316	}
2063	}	2317	}
2064	}
2065		2318
2066	$f->resolve_delayed_derefs;	2319	$f->resolve_delayed_derefs;
		2320	} else {
		2321	$self->post_load_original
		2322	if delete $self->{load_original};
		2323	}
		2324
		2325	$self->state (cf::MAP_INACTIVE);
2067		2326
2068	cf::cede_to_tick;	2327	cf::cede_to_tick;
2069	# now do the right thing for maps	2328	# now do the right thing for maps
2070	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
2071	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
…		…
2075	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
2076	$self->decay_objects;	2335	$self->decay_objects;
2077	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
2078	$self->update_buttons;	2337	$self->update_buttons;
2079	cf::cede_to_tick;	2338	cf::cede_to_tick;
2080	$self->set_darkness_map;	2339	#$self->activate; # no longer activate maps automatically
2081	cf::cede_to_tick;
2082	$self->activate;
2083	}	2340	}
2084		2341
2085	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2086	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
2087
2088	$self->in_memory (cf::MAP_IN_MEMORY);
2089	}	2344	}
2090		2345
2091	$self->post_load;	2346	$self->post_load;
2092	}
2093		2347
		2348	1
		2349	}
		2350
		2351	# customize the map for a given player, i.e.
		2352	# return the _real_ map. used by e.g. per-player
		2353	# maps to change the path to ~playername/mappath
2094	sub customise_for {	2354	sub customise_for {
2095	my ($self, $ob) = @_;	2355	my ($self, $ob) = @_;
2096		2356
2097	return find "~" . $ob->name . "/" . $self->{path}	2357	return find "~" . $ob->name . "/" . $self->{path}
2098	if $self->per_player;	2358	if $self->per_player;
…		…
2101	# if $self->per_party;	2361	# if $self->per_party;
2102		2362
2103	$self	2363	$self
2104	}	2364	}
2105		2365
2106	# find and load all maps in the 3x3 area around a map
2107	sub load_neighbours {
2108	my ($map) = @_;
2109
2110	my @neigh; # diagonal neighbours
2111
2112	for (0 .. 3) {
2113	my $neigh = $map->tile_path ($_)
2114	or next;
2115	$neigh = find $neigh, $map
2116	or next;
2117	$neigh->load;
2118
2119	push @neigh,
2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2122	}
2123
2124	for (grep defined $_->[0], @neigh) {
2125	my ($path, $origin) = @$_;
2126	my $neigh = find $path, $origin
2127	or next;
2128	$neigh->load;
2129	}
2130	}
2131
2132	sub find_sync {	2366	sub find_sync {
2133	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
2134		2368
2135	cf::sync_job { find $path, $origin }	2369	# it's a bug to call this from the main context
		2370	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2371	if $Coro::current == $Coro::main;
		2372
		2373	find $path, $origin
2136	}	2374	}
2137		2375
2138	sub do_load_sync {	2376	sub do_load_sync {
2139	my ($map) = @_;	2377	my ($map) = @_;
2140		2378
		2379	# it's a bug to call this from the main context
2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2142	if $Coro::current == $Coro::main;	2381	if $Coro::current == $Coro::main;
2143		2382
2144	cf::sync_job { $map->load };	2383	$map->load;
2145	}	2384	}
2146		2385
2147	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
2148	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
2149		2388
2150	sub find_async {	2389	sub find_async {
2151	my ($path, $origin, $load) = @_;	2390	my ($path, $origin, $load) = @_;
2152		2391
2153	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
2154		2393
2155	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2395	return $map if !$load || $map->linkable;
2157	}	2396	}
2158		2397
2159	$MAP_PREFETCH{$path} |= $load;	2398	$MAP_PREFETCH{$path} |= $load;
2160		2399
2161	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
2162	$Coro::current->{desc} = "map prefetcher";	2401	$Coro::current->{desc} = "map prefetcher";
2163		2402
2164	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
2165	while (my ($k, $v) = each %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
2166	if (my $map = find $k) {	2405	if (my $map = find $k) {
2167	$map->load if $v;	2406	$map->load if $MAP_PREFETCH{$k};
2168	}	2407	}
2169		2408
2170	delete $MAP_PREFETCH{$k};	2409	delete $MAP_PREFETCH{$k};
2171	}	2410	}
2172	}	2411	}
…		…
2175	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
2176		2415
2177	()	2416	()
2178	}	2417	}
2179		2418
		2419	# common code, used by both ->save and ->swapout
2180	sub save {	2420	sub _save {
2181	my ($self) = @_;	2421	my ($self) = @_;
2182
2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
2184		2422
2185	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
2186		2424
2187	return unless $self->dirty;	2425	return unless $self->dirty;
2188		2426
…		…
2197		2435
2198	cf::async {	2436	cf::async {
2199	$Coro::current->{desc} = "map player save";	2437	$Coro::current->{desc} = "map player save";
2200	$_->contr->save for $self->players;	2438	$_->contr->save for $self->players;
2201	};	2439	};
		2440
		2441	cf::get_slot 0.02;
2202		2442
2203	if ($uniq) {	2443	if ($uniq) {
2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2444	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2205	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2445	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2206	} else {	2446	} else {
2207	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2447	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2208	}	2448	}
2209	}	2449	}
2210		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2211	sub swap_out {	2459	sub swap_out {
2212	my ($self) = @_;	2460	my ($self) = @_;
2213		2461
2214	# save first because save cedes
2215	$self->save;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2219	return if $self->players;	2466	return if $self->players;
2220	return if $self->in_memory != cf::MAP_IN_MEMORY;	2467
		2468	# first deactivate the map and "unlink" it from the core
		2469	$self->deactivate;
		2470	$_->clear_links_to ($self) for values %cf::MAP;
		2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# then atomically save
		2474	$self->_save;
		2475
		2476	# then free the map
		2477	$self->clear;
		2478	}
		2479
		2480	sub reset_at {
		2481	my ($self) = @_;
		2482
		2483	# TODO: safety, remove and allow resettable per-player maps
2221	return if $self->{deny_save};	2484	return 1e99 if $self->{deny_reset};
2222		2485
		2486	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2487	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2488
		2489	$time + $to
		2490	}
		2491
		2492	sub should_reset {
		2493	my ($self) = @_;
		2494
		2495	$self->reset_at <= $cf::RUNTIME
		2496	}
		2497
		2498	sub reset {
		2499	my ($self) = @_;
		2500
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
		2503	return if $self->players;
		2504
		2505	cf::trace "resetting map ", $self->path, "\n";
		2506
2223	$self->in_memory (cf::MAP_SWAPPED);	2507	$self->state (cf::MAP_SWAPPED);
		2508
		2509	# need to save uniques path
		2510	unless ($self->{deny_save}) {
		2511	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2512
		2513	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2514	if $uniq;
		2515	}
		2516
		2517	delete $cf::MAP{$self->path};
2224		2518
2225	$self->deactivate;	2519	$self->deactivate;
2226	$_->clear_links_to ($self) for values %cf::MAP;	2520	$_->clear_links_to ($self) for values %cf::MAP;
2227	$self->clear;	2521	$self->clear;
2228	}
2229
2230	sub reset_at {
2231	my ($self) = @_;
2232
2233	# TODO: safety, remove and allow resettable per-player maps
2234	return 1e99 if $self->{deny_reset};
2235
2236	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2237	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2238
2239	$time + $to
2240	}
2241
2242	sub should_reset {
2243	my ($self) = @_;
2244
2245	$self->reset_at <= $cf::RUNTIME
2246	}
2247
2248	sub reset {
2249	my ($self) = @_;
2250
2251	my $lock = cf::lock_acquire "map_data:$self->{path}";
2252
2253	return if $self->players;
2254
2255	warn "resetting map ", $self->path;
2256
2257	$self->in_memory (cf::MAP_SWAPPED);
2258
2259	# need to save uniques path
2260	unless ($self->{deny_save}) {
2261	my $uniq = $self->uniq_path; utf8::encode $uniq;
2262
2263	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2264	if $uniq;
2265	}
2266
2267	delete $cf::MAP{$self->path};
2268
2269	$self->deactivate;
2270	$_->clear_links_to ($self) for values %cf::MAP;
2271	$self->clear;
2272		2522
2273	$self->unlink_save;	2523	$self->unlink_save;
2274	$self->destroy;	2524	$self->destroy;
2275	}	2525	}
2276		2526
…		…
2284		2534
2285	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2286		2536
2287	$self->unlink_save;	2537	$self->unlink_save;
2288		2538
2289	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2290	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2291	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2292	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2294		2544
…		…
2343		2593
2344	sub unique_maps() {	2594	sub unique_maps() {
2345	[	2595	[
2346	map {	2596	map {
2347	utf8::decode $_;	2597	utf8::decode $_;
2348	/\.map$/	2598	s/\.map$//; # TODO future compatibility hack
		2599	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2600	? ()
2349	? normalise $_	2601	: normalise $_
2350	: ()
2351	} @{ aio_readdir $UNIQUEDIR or [] }	2602	} @{ aio_readdir $UNIQUEDIR or [] }
2352	]	2603	]
2353	}	2604	}
2354		2605
2355	package cf;	2606	=item cf::map::static_maps
		2607
		2608	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2609	file in the shared directory excluding F</styles> and F</editor>). May
		2610	block.
		2611
		2612	=cut
		2613
		2614	sub static_maps() {
		2615	my @dirs = "";
		2616	my @maps;
		2617
		2618	while (@dirs) {
		2619	my $dir = shift @dirs;
		2620
		2621	next if $dir eq "/styles" || $dir eq "/editor";
		2622
		2623	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2624	or return;
		2625
		2626	for (@$files) {
		2627	s/\.map$// or next;
		2628	utf8::decode $_;
		2629	push @maps, "$dir/$_";
		2630	}
		2631
		2632	push @dirs, map "$dir/$_", @$dirs;
		2633	}
		2634
		2635	\@maps
		2636	}
2356		2637
2357	=back	2638	=back
2358		2639
2359	=head3 cf::object	2640	=head3 cf::object
2360		2641
…		…
2364		2645
2365	=over 4	2646	=over 4
2366		2647
2367	=item $ob->inv_recursive	2648	=item $ob->inv_recursive
2368		2649
2369	Returns the inventory of the object _and_ their inventories, recursively.	2650	Returns the inventory of the object I<and> their inventories, recursively,
		2651	but I<not> the object itself.
2370		2652
2371	=cut	2653	=cut
2372		2654
2373	sub inv_recursive_;	2655	sub inv_recursive_;
2374	sub inv_recursive_ {	2656	sub inv_recursive_ {
…		…
2379	inv_recursive_ inv $_[0]	2661	inv_recursive_ inv $_[0]
2380	}	2662	}
2381		2663
2382	=item $ref = $ob->ref	2664	=item $ref = $ob->ref
2383		2665
2384	creates and returns a persistent reference to an objetc that can be stored as a string.	2666	Creates and returns a persistent reference to an object that can be stored as a string.
2385		2667
2386	=item $ob = cf::object::deref ($refstring)	2668	=item $ob = cf::object::deref ($refstring)
2387		2669
2388	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2670	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2389	even if the object actually exists. May block.	2671	even if the object actually exists. May block.
2390		2672
2391	=cut	2673	=cut
2392		2674
2393	sub deref {	2675	sub deref {
…		…
2421	can be C<undef>. Does the right thing when the player is currently in a	2703	can be C<undef>. Does the right thing when the player is currently in a
2422	dialogue with the given NPC character.	2704	dialogue with the given NPC character.
2423		2705
2424	=cut	2706	=cut
2425		2707
		2708	our $SAY_CHANNEL = {
		2709	id => "say",
		2710	title => "Map",
		2711	reply => "say ",
		2712	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2713	};
		2714
		2715	our $CHAT_CHANNEL = {
		2716	id => "chat",
		2717	title => "Chat",
		2718	reply => "chat ",
		2719	tooltip => "Player chat and shouts, global to the server.",
		2720	};
		2721
2426	# rough implementation of a future "reply" method that works	2722	# rough implementation of a future "reply" method that works
2427	# with dialog boxes.	2723	# with dialog boxes.
2428	#TODO: the first argument must go, split into a $npc->reply_to ( method	2724	#TODO: the first argument must go, split into a $npc->reply_to ( method
2429	sub cf::object::player::reply($$$;$) {	2725	sub cf::object::player::reply($$$;$) {
2430	my ($self, $npc, $msg, $flags) = @_;	2726	my ($self, $npc, $msg, $flags) = @_;
…		…
2441	my $dialog = $pl->{npc_dialog};	2737	my $dialog = $pl->{npc_dialog};
2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2738	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2443		2739
2444	} else {	2740	} else {
2445	$msg = $npc->name . " says: $msg" if $npc;	2741	$msg = $npc->name . " says: $msg" if $npc;
2446	$self->message ($msg, $flags);	2742	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2447	}	2743	}
2448	}	2744	}
2449	}	2745	}
2450		2746
2451	=item $object->send_msg ($channel, $msg, $color, [extra...])	2747	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2461	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2462		2758
2463	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2464	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2465		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2466	=cut	2787	=cut
2467		2788
2468	sub cf::object::player::may {	2789	sub cf::object::player::may {
2469	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2470		2791
2471	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2472	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2473	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2474	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2475	}	2796	}
2476		2797
2477	=item $player_object->enter_link	2798	=item $player_object->enter_link
2478		2799
2479	Freezes the player and moves him/her to a special map (C<{link}>).	2800	Freezes the player and moves him/her to a special map (C<{link}>).
2480		2801
2481	The player should be reasonably safe there for short amounts of time. You	2802	The player should be reasonably safe there for short amounts of time (e.g.
2482	I<MUST> call C<leave_link> as soon as possible, though.	2803	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2804	though, as the player cannot control the character while it is on the link
		2805	map.
2483		2806
2484	Will never block.	2807	This method will never block, which is the whole reaosn for it's
		2808	existance: you can I<always> put a player onto the link map, which is the
		2809	only place to put objects that is guaranteed to exist.
		2810
		2811	A typical usage pattern is to call C<enter_link> synchronously from the
		2812	server, then start a new thread, do your blocking stuff there and then
		2813	call C<leave_link> from that thread.
2485		2814
2486	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2487		2816
2488	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2489	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2507	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2508	my ($self) = @_;	2837	my ($self) = @_;
2509		2838
2510	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2511		2840
		2841	++$self->{_link_recursion};
		2842
2512	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2513		2844
2514	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2515	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2516		2847
2517	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2518	}	2849	}
2519		2850
2520	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2521	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2522		2853
…		…
2539	($x, $y) = (-1, -1)	2870	($x, $y) = (-1, -1)
2540	unless (defined $x) && (defined $y);	2871	unless (defined $x) && (defined $y);
2541		2872
2542	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2543	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2544	if $x <=0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2545		2876
2546	$map->load;	2877	$map->load;
2547	$map->load_neighbours;
2548		2878
2549	return unless $self->contr->active;	2879	return unless $self->contr->active;
2550	$self->activate_recursive;
2551		2880
2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2553	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2554	}	2883	# entering was successful
		2884	delete $self->{_link_recursion};
		2885	# only activate afterwards, to support waiting in hooks
		2886	$self->activate_recursive;
		2887	}
2555		2888
		2889	}
		2890
2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2891	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2557		2892
2558	Moves the player to the given map-path and coordinates by first freezing	2893	Moves the player to the given map-path and coordinates by first freezing
2559	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2560	that has to return the map if sucecssful, and then unfreezes the player on	2895	that has to return the map if sucecssful, and then unfreezes the player on
2561	the new (success) or old (failed) map position. In either case, $done will	2896	the new (success) or old (failed) map position. In either case, $done will
2562	be called at the end of this process.	2897	be called at the end of this process.
2563		2898
		2899	Note that $check will be called with a potentially non-loaded map, so if
		2900	it needs a loaded map it has to call C<< ->load >>.
		2901
2564	=cut	2902	=cut
2565		2903
2566	our $GOTOGEN;	2904	our $GOTOGEN;
2567		2905
2568	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2569	my ($self, $path, $x, $y, $check, $done) = @_;	2907	my ($self, $path, $x, $y, $check, $done) = @_;
		2908
		2909	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2910	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2911	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2912	($path, $x, $y) = @$EMERGENCY_POSITION;
		2913	}
2570		2914
2571	# do generation counting so two concurrent goto's will be executed in-order	2915	# do generation counting so two concurrent goto's will be executed in-order
2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2573		2917
2574	$self->enter_link;	2918	$self->enter_link;
…		…
2594	($path, $x, $y) = (undef, undef, undef);	2938	($path, $x, $y) = (undef, undef, undef);
2595	}	2939	}
2596	}	2940	}
2597		2941
2598	my $map = eval {	2942	my $map = eval {
2599	my $map = defined $path ? cf::map::find $path : undef;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2600		2944
2601	if ($map) {	2945	if ($map) {
2602	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2603	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2604	} else {	2948	} else {
2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2606	}	2950	}
2607		2951
2608	$map	2952	$map
…		…
2616	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2617	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2618	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2619	}	2963	}
2620		2964
2621	$done->() if $done;	2965	$done->($self) if $done;
2622	})->prio (1);	2966	})->prio (1);
2623	}	2967	}
2624		2968
2625	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2626		2970
…		…
2646	}	2990	}
2647		2991
2648	sub prepare_random_map {	2992	sub prepare_random_map {
2649	my ($exit) = @_;	2993	my ($exit) = @_;
2650		2994
2651	my $guard = cf::lock_acquire "exit_prepare:$exit";
2652
2653	# all this does is basically replace the /! path by	2995	# all this does is basically replace the /! path by
2654	# a new random map path (?random/...) with a seed	2996	# a new random map path (?random/...) with a seed
2655	# that depends on the exit object	2997	# that depends on the exit object
2656		2998
2657	my $rmp = parse_random_map_params $exit->msg;	2999	my $rmp = parse_random_map_params $exit->msg;
…		…
2659	if ($exit->map) {	3001	if ($exit->map) {
2660	$rmp->{region} = $exit->region->name;	3002	$rmp->{region} = $exit->region->name;
2661	$rmp->{origin_map} = $exit->map->path;	3003	$rmp->{origin_map} = $exit->map->path;
2662	$rmp->{origin_x} = $exit->x;	3004	$rmp->{origin_x} = $exit->x;
2663	$rmp->{origin_y} = $exit->y;	3005	$rmp->{origin_y} = $exit->y;
		3006
		3007	$exit->map->touch;
2664	}	3008	}
2665		3009
2666	$rmp->{random_seed} ||= $exit->random_seed;	3010	$rmp->{random_seed} ||= $exit->random_seed;
2667		3011
2668	my $data = cf::encode_json $rmp;	3012	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2669	my $md5 = Digest::MD5::md5_hex $data;	3013	my $md5 = Digest::MD5::md5_hex $data;
2670	my $meta = "$RANDOMDIR/$md5.meta";	3014	my $meta = "$RANDOMDIR/$md5.meta";
2671		3015
2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3016	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2673	aio_write $fh, 0, (length $data), $data, 0;	3017	aio_write $fh, 0, (length $data), $data, 0;
2674	undef $fh;	3018	undef $fh;
2675	aio_rename "$meta~", $meta;	3019	aio_rename "$meta~", $meta;
2676		3020
		3021	my $slaying = "?random/$md5";
		3022
		3023	if ($exit->valid) {
2677	$exit->slaying ("?random/$md5");	3024	$exit->slaying ("?random/$md5");
2678	$exit->msg (undef);	3025	$exit->msg (undef);
		3026	}
2679	}	3027	}
2680	}	3028	}
2681		3029
2682	sub cf::object::player::enter_exit {	3030	sub cf::object::player::enter_exit {
2683	my ($self, $exit) = @_;	3031	my ($self, $exit) = @_;
2684		3032
2685	return unless $self->type == cf::PLAYER;	3033	return unless $self->type == cf::PLAYER;
2686		3034
2687	if ($exit->slaying eq "/!") {
2688	#TODO: this should de-fi-ni-te-ly not be a sync-job
2689	# the problem is that $exit might not survive long enough
2690	# so it needs to be done right now, right here
2691	cf::sync_job { prepare_random_map $exit };
2692	}
2693
2694	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2695	my $hp = $exit->stats->hp;
2696	my $sp = $exit->stats->sp;
2697
2698	$self->enter_link;	3035	$self->enter_link;
2699		3036
2700	# if exit is damned, update players death & WoR home-position
2701	$self->contr->savebed ($slaying, $hp, $sp)
2702	if $exit->flag (FLAG_DAMNED);
2703
2704	(async {	3037	(async {
2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3038	$Coro::current->{desc} = "enter_exit";
2706		3039
2707	$self->deactivate_recursive; # just to be sure
2708	unless (eval {	3040	unless (eval {
		3041	$self->deactivate_recursive; # just to be sure
		3042
		3043	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3044	my $x = $exit->stats->hp;
		3045	my $y = $exit->stats->sp;
		3046
		3047	# special map handling
		3048	my $slaying = $exit->slaying;
		3049
		3050	# special map handling
		3051	if ($slaying eq "/!") {
		3052	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3053
		3054	prepare_random_map $exit
		3055	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3056
		3057	$map = $exit->slaying;
		3058
		3059	} elsif ($slaying eq '!up') {
		3060	$map = $exit->map->tile_path (cf::TILE_UP);
		3061	$x = $exit->x;
		3062	$y = $exit->y;
		3063
		3064	} elsif ($slaying eq '!down') {
		3065	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3066	$x = $exit->x;
		3067	$y = $exit->y;
		3068	}
		3069
2709	$self->goto ($slaying, $hp, $sp);	3070	$self->goto ($map, $x, $y);
2710		3071
		3072	# if exit is damned, update players death & WoR home-position
		3073	$self->contr->savebed ($map, $x, $y)
		3074	if $exit->flag (cf::FLAG_DAMNED);
		3075
2711	1;	3076	1
2712	}) {	3077	}) {
2713	$self->message ("Something went wrong deep within the crossfire server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2714	. "I'll try to bring you back to the map you were before. "	3079	. "I'll try to bring you back to the map you were before. "
2715	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2716	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2717		3082
2718	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2719	$self->leave_link;	3084	$self->leave_link;
2720	}	3085	}
2721	})->prio (1);	3086	})->prio (1);
2722	}	3087	}
2723		3088
2724	=head3 cf::client	3089	=head3 cf::client
2725		3090
2726	=over 4	3091	=over 4
2727		3092
2728	=item $client->send_drawinfo ($text, $flags)	3093	=item $client->send_big_packet ($pkt)
2729		3094
2730	Sends a drawinfo packet to the client. Circumvents output buffering so	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2731	should not be used under normal circumstances.	3096	them as required.
2732		3097
2733	=cut	3098	=cut
2734		3099
		3100	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3101
2735	sub cf::client::send_drawinfo {	3102	sub cf::client::send_big_packet {
2736	my ($self, $text, $flags) = @_;	3103	my ($self, $pkt) = @_;
2737		3104
2738	utf8::encode $text;	3105	# try lzf for large packets
2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3106	$pkt = "lzf " . Compress::LZF::compress $pkt
		3107	if 1024 <= length $pkt and $self->{can_lzf};
		3108
		3109	# split very large packets
		3110	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3111	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3112	$pkt = "frag";
		3113	}
		3114
		3115	$self->send_packet ($pkt);
2740	}	3116	}
2741		3117
2742	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2743		3119
2744	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2745	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2746	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2747	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2748		3124
2749	=cut	3125	=cut
2750		3126
2751	# non-persistent channels (usually the info channel)	3127	# non-persistent channels (usually the info channel)
2752	our %CHANNEL = (	3128	our %CHANNEL = (
		3129	"c/motd" => {
		3130	id => "infobox",
		3131	title => "MOTD",
		3132	reply => undef,
		3133	tooltip => "The message of the day",
		3134	},
2753	"c/identify" => {	3135	"c/identify" => {
2754	id => "infobox",	3136	id => "infobox",
2755	title => "Identify",	3137	title => "Identify",
2756	reply => undef,	3138	reply => undef,
2757	tooltip => "Items recently identified",	3139	tooltip => "Items recently identified",
…		…
2759	"c/examine" => {	3141	"c/examine" => {
2760	id => "infobox",	3142	id => "infobox",
2761	title => "Examine",	3143	title => "Examine",
2762	reply => undef,	3144	reply => undef,
2763	tooltip => "Signs and other items you examined",	3145	tooltip => "Signs and other items you examined",
		3146	},
		3147	"c/shopinfo" => {
		3148	id => "infobox",
		3149	title => "Shop Info",
		3150	reply => undef,
		3151	tooltip => "What your bargaining skill tells you about the shop",
2764	},	3152	},
2765	"c/book" => {	3153	"c/book" => {
2766	id => "infobox",	3154	id => "infobox",
2767	title => "Book",	3155	title => "Book",
2768	reply => undef,	3156	reply => undef,
…		…
2784	id => "infobox",	3172	id => "infobox",
2785	title => "Body Parts",	3173	title => "Body Parts",
2786	reply => undef,	3174	reply => undef,
2787	tooltip => "Shows which body parts you posess and are available",	3175	tooltip => "Shows which body parts you posess and are available",
2788	},	3176	},
		3177	"c/statistics" => {
		3178	id => "infobox",
		3179	title => "Statistics",
		3180	reply => undef,
		3181	tooltip => "Shows your primary statistics",
		3182	},
		3183	"c/skills" => {
		3184	id => "infobox",
		3185	title => "Skills",
		3186	reply => undef,
		3187	tooltip => "Shows your experience per skill and item power",
		3188	},
		3189	"c/shopitems" => {
		3190	id => "infobox",
		3191	title => "Shop Items",
		3192	reply => undef,
		3193	tooltip => "Shows the items currently for sale in this shop",
		3194	},
		3195	"c/resistances" => {
		3196	id => "infobox",
		3197	title => "Resistances",
		3198	reply => undef,
		3199	tooltip => "Shows your resistances",
		3200	},
		3201	"c/pets" => {
		3202	id => "infobox",
		3203	title => "Pets",
		3204	reply => undef,
		3205	tooltip => "Shows information abotu your pets/a specific pet",
		3206	},
		3207	"c/perceiveself" => {
		3208	id => "infobox",
		3209	title => "Perceive Self",
		3210	reply => undef,
		3211	tooltip => "You gained detailed knowledge about yourself",
		3212	},
2789	"c/uptime" => {	3213	"c/uptime" => {
2790	id => "infobox",	3214	id => "infobox",
2791	title => "Uptime",	3215	title => "Uptime",
2792	reply => undef,	3216	reply => undef,
2793	tooltip => "How long the server has been running since last restart",	3217	tooltip => "How long the server has been running since last restart",
…		…
2796	id => "infobox",	3220	id => "infobox",
2797	title => "Map Info",	3221	title => "Map Info",
2798	reply => undef,	3222	reply => undef,
2799	tooltip => "Information related to the maps",	3223	tooltip => "Information related to the maps",
2800	},	3224	},
		3225	"c/party" => {
		3226	id => "party",
		3227	title => "Party",
		3228	reply => "gsay ",
		3229	tooltip => "Messages and chat related to your party",
		3230	},
		3231	"c/death" => {
		3232	id => "death",
		3233	title => "Death",
		3234	reply => undef,
		3235	tooltip => "Reason for and more info about your most recent death",
		3236	},
		3237	"c/fatal" => {
		3238	id => "fatal",
		3239	title => "Fatal Error",
		3240	reply => undef,
		3241	tooltip => "Reason for the server disconnect",
		3242	},
		3243	"c/say" => $SAY_CHANNEL,
		3244	"c/chat" => $CHAT_CHANNEL,
2801	);	3245	);
2802		3246
2803	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	3248	my ($self, $channel, $msg, $color, @extra) = @_;
2805		3249
2806	$msg = $self->pl->expand_cfpod ($msg);	3250	$msg = $self->pl->expand_cfpod ($msg)
		3251	unless $color & cf::NDI_VERBATIM;
2807		3252
2808	$color &= cf::NDI_CLIENT_MASK; # just in case...	3253	$color &= cf::NDI_CLIENT_MASK; # just in case...
2809		3254
2810	# check predefined channels, for the benefit of C	3255	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	3256	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	3257	$channel = $CHANNEL{$channel};
2813		3258
2814	$self->ext_msg (channel_info => $channel)	3259	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	3260	$channel = $channel->{id};
2818		3261
2819	} elsif (ref $channel) {	3262	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	3263	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	3264	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	3265	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	3266	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	3267	}
2826		3268
2827	$channel = $channel->{id};	3269	$channel = $channel->{id};
2828	}	3270	}
2829		3271
2830	return unless @extra || length $msg;	3272	return unless @extra || length $msg;
2831		3273
2832	if ($self->can_msg) {
2833	# default colour, mask it out	3274	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3275	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	3276	if $color & cf::NDI_DEF;
2836		3277
2837	$self->send_packet ("msg " . $self->{json_coder}->encode (	3278	my $pkt = "msg "
		3279	. $self->{json_coder}->encode (
2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3280	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2839	} else {	3281	);
2840	if ($color >= 0) {
2841	# replace some tags by gcfclient-compatible ones
2842	for ($msg) {
2843	1 while
2844	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2845	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2846	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2847	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2848	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2849	}
2850		3282
2851	$color &= cf::NDI_COLOR_MASK;	3283	$self->send_big_packet ($pkt);
2852
2853	utf8::encode $msg;
2854
2855	if (0 && $msg =~ /\[/) {
2856	# COMMAND/INFO
2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2858	} else {
2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2860	$self->send_packet ("drawinfo $color $msg")
2861	}
2862	}
2863	}
2864	}	3284	}
2865		3285
2866	=item $client->ext_msg ($type, @msg)	3286	=item $client->ext_msg ($type, @msg)
2867		3287
2868	Sends an ext event to the client.	3288	Sends an ext event to the client.
…		…
2870	=cut	3290	=cut
2871		3291
2872	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
2873	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
2874		3294
2875	if ($self->extcmd == 2) {
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2877	} elsif ($self->extcmd == 1) { # TODO: remove
2878	push @msg, msgtype => "event_$type";
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}
2881	}
2882
2883	=item $client->ext_reply ($msgid, @msg)
2884
2885	Sends an ext reply to the client.
2886
2887	=cut
2888
2889	sub cf::client::ext_reply($$@) {
2890	my ($self, $id, @msg) = @_;
2891
2892	if ($self->extcmd == 2) {
2893	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2894	} elsif ($self->extcmd == 1) {
2895	#TODO: version 1, remove
2896	unshift @msg, msgtype => "reply", msgid => $id;
2897	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2898	}
2899	}	3296	}
2900		3297
2901	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
2902		3299
2903	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
2923		3320
2924	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
2925	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
2926		3323
2927	1	3324	1
		3325	}
		3326
		3327	=item $client->update_command_faces
		3328
		3329	=cut
		3330
		3331	our %COMMAND_FACE;
		3332
		3333	sub cf::client::update_command_faces {
		3334	my ($self) = @_;
		3335
		3336	my @faces = grep $_,
		3337	$COMMAND_FACE{preferred},
		3338	$COMMAND_FACE{standard},
		3339	$COMMAND_FACE{skill},
		3340	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3341	$COMMAND_FACE{emote},
		3342	;
		3343
		3344	$self->send_face ($_)
		3345	for @faces;
		3346	$self->flush_fx;
		3347
		3348	$self->ext_msg (command_list => @faces);
		3349	}
		3350
		3351	=item cf::client::set_command_face $type, $commands
		3352
		3353	=cut
		3354
		3355	sub cf::client::set_command_face {
		3356	my ($type, $list) = @_;
		3357
		3358	my $idx = &cf::face::set ( #d# ugly forward reference
		3359	"command_list/$type" => cf::FT_RSRC,
		3360	JSON::XS->new->utf8->encode ([ sort @$list ])
		3361	);
		3362
		3363	$COMMAND_FACE{$type} = $idx;
2928	}	3364	}
2929		3365
2930	cf::client->attach (	3366	cf::client->attach (
2931	on_connect => sub {	3367	on_connect => sub {
2932	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
2958	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
2959		3395
2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2961		3397
2962	if (ref $msg) {	3398	if (ref $msg) {
2963	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2964	"ARRAY" eq ref $msg
2965	? @$msg
2966	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2967		3400
2968	my @reply;
2969
2970	if (my $cb = $EXTICMD{$type}) {	3401	if (my $cb = $EXTIACMD{$type}) {
		3402	$cb->(
		3403	$ns,
		3404	sub {
		3405	$ns->ext_msg ("reply-$reply", @_)
		3406	if $reply;
		3407	},
		3408	@payload
		3409	);
		3410	} else {
		3411	my @reply;
		3412
		3413	if (my $cb = $EXTICMD{$type}) {
2971	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
2972	}	3419	}
2973
2974	$ns->ext_reply ($reply, @reply)
2975	if $reply;
2976
2977	} else {	3420	} else {
2978	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3421	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2979	}	3422	}
2980		3423
2981	cf::override;	3424	cf::override;
2982	},	3425	},
2983	);	3426	);
…		…
3003		3446
3004	$coro	3447	$coro
3005	}	3448	}
3006		3449
3007	cf::client->attach (	3450	cf::client->attach (
3008	on_destroy => sub {	3451	on_client_destroy => sub {
3009	my ($ns) = @_;	3452	my ($ns) = @_;
3010		3453
3011	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3454	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3012	},	3455	},
3013	);	3456	);
…		…
3029	our $safe_hole = new Safe::Hole;	3472	our $safe_hole = new Safe::Hole;
3030		3473
3031	$SIG{FPE} = 'IGNORE';	3474	$SIG{FPE} = 'IGNORE';
3032		3475
3033	$safe->permit_only (Opcode::opset qw(	3476	$safe->permit_only (Opcode::opset qw(
3034	:base_core :base_mem :base_orig :base_math	3477	:base_core :base_mem :base_orig :base_math :base_loop
3035	grepstart grepwhile mapstart mapwhile	3478	grepstart grepwhile mapstart mapwhile
3036	sort time	3479	sort time
3037	));	3480	));
3038		3481
3039	# here we export the classes and methods available to script code	3482	# here we export the classes and methods available to script code
…		…
3042		3485
3043	The following functions and methods are available within a safe environment:	3486	The following functions and methods are available within a safe environment:
3044		3487
3045	cf::object	3488	cf::object
3046	contr pay_amount pay_player map x y force_find force_add destroy	3489	contr pay_amount pay_player map x y force_find force_add destroy
3047	insert remove name archname title slaying race decrease_ob_nr	3490	insert remove name archname title slaying race decrease split
		3491	value
3048		3492
3049	cf::object::player	3493	cf::object::player
3050	player	3494	player
3051		3495
3052	cf::player	3496	cf::player
…		…
3057		3501
3058	=cut	3502	=cut
3059		3503
3060	for (	3504	for (
3061	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3505	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3062	insert remove inv name archname title slaying race	3506	insert remove inv nrof name archname title slaying race
3063	decrease_ob_nr destroy)],	3507	decrease split destroy change_exp value msg lore send_msg)],
3064	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
3065	["cf::player" => qw(peaceful)],	3509	["cf::player" => qw(peaceful send_msg)],
3066	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
3067	) {	3511	) {
3068	no strict 'refs';
3069	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
3070	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3071	for @funs;	3514	for @funs;
3072	}	3515	}
3073		3516
…		…
3088		3531
3089	my $qcode = $code;	3532	my $qcode = $code;
3090	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3533	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3091	$qcode =~ s/\n/\\n/g;	3534	$qcode =~ s/\n/\\n/g;
3092		3535
		3536	%vars = (_dummy => 0) unless %vars;
		3537
		3538	my @res;
3093	local $_;	3539	local $_;
3094	local @safe::cf::_safe_eval_args = values %vars;
3095		3540
3096	my $eval =	3541	my $eval =
3097	"do {\n"	3542	"do {\n"
3098	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3543	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3099	. "#line 0 \"{$qcode}\"\n"	3544	. "#line 0 \"{$qcode}\"\n"
3100	. $code	3545	. $code
3101	. "\n}"	3546	. "\n}"
3102	;	3547	;
3103		3548
		3549	if ($CFG{safe_eval}) {
3104	sub_generation_inc;	3550	sub_generation_inc;
		3551	local @safe::cf::_safe_eval_args = values %vars;
3105	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3552	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3106	sub_generation_inc;	3553	sub_generation_inc;
		3554	} else {
		3555	local @cf::_safe_eval_args = values %vars;
		3556	@res = wantarray ? eval eval : scalar eval $eval;
		3557	}
3107		3558
3108	if ($@) {	3559	if ($@) {
3109	warn "$@";	3560	warn "$@",
3110	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
3111	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
3112	}	3563	}
3113		3564
3114	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
3115	}	3566	}
3116		3567
…		…
3130	=cut	3581	=cut
3131		3582
3132	sub register_script_function {	3583	sub register_script_function {
3133	my ($fun, $cb) = @_;	3584	my ($fun, $cb) = @_;
3134		3585
3135	no strict 'refs';	3586	$fun = "safe::$fun" if $CFG{safe_eval};
3136	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3587	*$fun = $safe_hole->wrap ($cb);
3137	}	3588	}
3138		3589
3139	=back	3590	=back
3140		3591
3141	=cut	3592	=cut
3142		3593
3143	#############################################################################	3594	#############################################################################
3144	# the server's init and main functions	3595	# the server's init and main functions
3145		3596
		3597	{
		3598	package cf::face;
		3599
		3600	our %HASH; # hash => idx
		3601	our @DATA; # dynamically-created facedata, only faceste 0 used
		3602	our @FOFS; # file offset, if > 0
		3603	our @SIZE; # size of face, in octets
		3604	our @META; # meta hash of face, if any
		3605	our $DATAFH; # facedata filehandle
		3606
		3607	# internal api, not finalised
		3608	sub set {
		3609	my ($name, $type, $data) = @_;
		3610
		3611	my $idx = cf::face::find $name;
		3612
		3613	if ($idx) {
		3614	delete $HASH{cf::face::get_csum $idx};
		3615	} else {
		3616	$idx = cf::face::alloc $name;
		3617	}
		3618
		3619	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3620
		3621	cf::face::set_type $idx, $type;
		3622	cf::face::set_csum $idx, 0, $hash;
		3623
		3624	# we need to destroy the SV itself, not just modify it, as a running ix
		3625	# might hold a reference to it: "delete" achieves that.
		3626	delete $FOFS[0][$idx];
		3627	delete $DATA[0][$idx];
		3628	$DATA[0][$idx] = $data;
		3629	$SIZE[0][$idx] = length $data;
		3630	delete $META[$idx];
		3631	$HASH{$hash} = $idx;#d#
		3632
		3633	$idx
		3634	}
		3635
		3636	sub _get_data($$$) {
		3637	my ($idx, $set, $cb) = @_;
		3638
		3639	if (defined $DATA[$set][$idx]) {
		3640	$cb->($DATA[$set][$idx]);
		3641	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3642	my $size = $SIZE[$set][$idx];
		3643	my $buf;
		3644	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3645	if ($_[0] == $size) {
		3646	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3647	$cb->($buf);
		3648	} else {
		3649	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3650	}
		3651	};
		3652	} else {
		3653	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3654	}
		3655	}
		3656
		3657	# rather ineffient
		3658	sub cf::face::get_data($;$) {
		3659	my ($idx, $set) = @_;
		3660
		3661	_get_data $idx, $set, Coro::rouse_cb;
		3662	Coro::rouse_wait
		3663	}
		3664
		3665	sub cf::face::ix {
		3666	my ($ns, $set, $idx, $pri) = @_;
		3667
		3668	_get_data $idx, $set, sub {
		3669	$ns->ix_send ($idx, $pri, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
3146	sub load_facedata($) {	3674	sub load_facedata($) {
3147	my ($path) = @_;	3675	my ($path) = @_;
3148		3676
3149	# HACK to clear player env face cache, we need some signal framework
3150	# for this (global event?)
3151	%ext::player_env::MUSIC_FACE_CACHE = ();
3152
3153	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3154		3678
3155	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
3156		3680
3157	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
3158	0 < aio_load $path, $facedata
3159	or die "$path: $!";
3160
3161	$facedata = Coro::Storable::thaw $facedata;
3162		3682
3163	$facedata->{version} == 2	3683	$facedata->{version} == 2
3164	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3165		3685
3166	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3167	$facedata->{resource}{"res/exp_table"} = {	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3168	type => FT_RSRC,	3688
3169	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3689	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3170	};	3690
3171	cf::cede_to_tick;	3691	# BEGIN ATOMIC
		3692	# from here on, everything must be atomic - no thread switch allowed
		3693	my $t1 = EV::time;
3172		3694
3173	{	3695	{
3174	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
3175		3697
3176	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3178		3701
3179	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
3180	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3704	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3705	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3183		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3184	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
3185	}	3709	}
3186		3710
3187	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
3188	next unless $info->{smooth};	3712	next unless $info->{smooth};
3189		3713
…		…
3192		3716
3193	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
3194	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3196	} else {	3720	} else {
3197	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
3198	}	3722	}
3199
3200	cf::cede_to_tick;
3201	}	3723	}
3202	}	3724	}
3203		3725
3204	{	3726	{
3205	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
3206		3728
3207	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
3208	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
3209	cf::cede_to_tick;
3210	}	3731	}
3211		3732
3212	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
3213	}	3734	}
3214		3735
3215	{	3736	{
3216	# TODO: for gcfclient pleasure, we should give resources
3217	# that gcfclient doesn't grok a >10000 face index.
3218	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
3219		3738
3220	while (my ($name, $info) = each %$res) {	3739	while (my ($name, $info) = each %$res) {
3221	if (defined $info->{type}) {	3740	if (defined (my $type = $info->{type})) {
		3741	# TODO: different hash - must free and use new index, or cache ixface data queue
3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3223	my $data;
3224		3743
3225	if ($info->{type} & 1) {
3226	# prepend meta info
3227
3228	my $meta = $enc->encode ({
3229	name => $name,
3230	%{ $info->{meta} || {} },
3231	});
3232
3233	$data = pack "(w/a*)*", $meta, $info->{data};
3234	} else {
3235	$data = $info->{data};
3236	}
3237
3238	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3239	cf::face::set_type $idx, $info->{type};	3744	cf::face::set_type $idx, $type;
		3745	cf::face::set_csum $idx, 0, $info->{hash};
		3746	$cf::face::SIZE[0][$idx] = $info->{size};
		3747	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3748	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3749	$cf::face::HASH{$info->{hash}} = $idx;
3240	} else {	3750	} else {
3241	$RESOURCE{$name} = $info;	3751	# $RESOURCE{$name} = $info; # unused
3242	}	3752	}
3243
3244	cf::cede_to_tick;
3245	}	3753	}
3246	}	3754	}
		3755
		3756	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3757
		3758	# HACK to clear player env face cache, we need some signal framework
		3759	# for this (global event?)
		3760	%ext::player_env::MUSIC_FACE_CACHE = ();
		3761
		3762	# END ATOMIC
		3763
		3764	cf::debug "facedata atomic update time ", EV::time - $t1;
3247		3765
3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3766	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3249		3767
		3768	aio_close $fh if $fh; # close old facedata
		3769
3250	1	3770	1
3251	}	3771	}
3252
3253	cf::global->attach (on_resource_update => sub {
3254	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3255	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3256
3257	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3258	my $sound = $soundconf->{compat}[$_]
3259	or next;
3260
3261	my $face = cf::face::find "sound/$sound->[1]";
3262	cf::sound::set $sound->[0] => $face;
3263	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3264	}
3265
3266	while (my ($k, $v) = each %{$soundconf->{event}}) {
3267	my $face = cf::face::find "sound/$v";
3268	cf::sound::set $k => $face;
3269	}
3270	}
3271	});
3272		3772
3273	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
3274	my ($ns, $want) = @_;	3774	my ($ns, $want) = @_;
3275		3775
3276	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
3277	$ns->fx_want ($k, $v);	3777	$ns->fx_want ($k, $v);
3278	}	3778	}
3279	};	3779	};
		3780
		3781	sub load_resource_file($) {
		3782	my $guard = lock_acquire "load_resource_file";
		3783
		3784	my $status = load_resource_file_ $_[0];
		3785	get_slot 0.1, 100;
		3786	cf::arch::commit_load;
		3787
		3788	$status
		3789	}
		3790
		3791	sub reload_exp_table {
		3792	_reload_exp_table;
		3793
		3794	cf::face::set
		3795	"res/exp_table" => FT_RSRC,
		3796	JSON::XS->new->utf8->canonical->encode (
		3797	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3798	);
		3799	}
		3800
		3801	sub reload_materials {
		3802	_reload_materials;
		3803	}
3280		3804
3281	sub reload_regions {	3805	sub reload_regions {
3282	# HACK to clear player env face cache, we need some signal framework	3806	# HACK to clear player env face cache, we need some signal framework
3283	# for this (global event?)	3807	# for this (global event?)
3284	%ext::player_env::MUSIC_FACE_CACHE = ();	3808	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3291	if exists $_->{match};	3815	if exists $_->{match};
3292	}	3816	}
3293	}	3817	}
3294		3818
3295	sub reload_facedata {	3819	sub reload_facedata {
3296	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
3297	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
3298	}	3822	}
3299		3823
3300	sub reload_archetypes {	3824	sub reload_archetypes {
3301	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
3302	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
3303	#d# NEED to laod twice to resolve forward references	3827
3304	# this really needs to be done in an extra post-pass	3828	cf::face::set
3305	# (which needs to be synchronous, so solve it differently)	3829	"res/skill_info" => FT_RSRC,
3306	load_resource_file "$DATADIR/archetypes"	3830	JSON::XS->new->utf8->canonical->encode (
3307	or die "unable to load archetypes\n";	3831	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3832	);
		3833
		3834	cf::face::set
		3835	"res/spell_paths" => FT_RSRC,
		3836	JSON::XS->new->utf8->canonical->encode (
		3837	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3838	);
		3839
		3840	# command completion
		3841	my @commands;
		3842
		3843	for (0..cf::arch::skillvec_size - 1) {
		3844	my $skill = cf::arch::skillvec $_;
		3845	my $name = $skill->name;
		3846	my $flags = cf::skill_flags $skill->subtype;
		3847
		3848	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3849	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
3308	}	3853	}
3309		3854
3310	sub reload_treasures {	3855	sub reload_treasures {
3311	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
3312	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
3313	}	3858	}
3314		3859
		3860	sub reload_sound {
		3861	trace "loading sound config from $DATADIR/sound\n";
		3862
		3863	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3864
		3865	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3866	my $sound = $soundconf->{compat}[$_]
		3867	or next;
		3868
		3869	my $face = cf::face::find "sound/$sound->[1]";
		3870	cf::sound::set $sound->[0] => $face;
		3871	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3872	}
		3873
		3874	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3875	my $face = cf::face::find "sound/$v";
		3876	cf::sound::set $k => $face;
		3877	}
		3878	}
		3879
3315	sub reload_resources {	3880	sub reload_resources {
3316	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
3317		3882
		3883	reload_materials;
		3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
		3887	reload_archetypes;
3318	reload_regions;	3888	reload_regions;
3319	reload_facedata;
3320	#reload_archetypes;#d#
3321	reload_archetypes;
3322	reload_treasures;	3889	reload_treasures;
3323		3890
3324	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
3325	}
3326
3327	sub init {
3328	reload_resources;
3329	}	3892	}
3330		3893
3331	sub reload_config {	3894	sub reload_config {
3332	open my $fh, "<:utf8", "$CONFDIR/config"	3895	trace "reloading config file...\n";
3333	or return;
3334		3896
3335	local $/;	3897	my $config = load_file "$CONFDIR/config";
3336	*CFG = YAML::Load <$fh>;	3898	utf8::decode $config;
		3899	*CFG = decode_yaml $config;
3337		3900
3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3339		3902
3340	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3903	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3341	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3904	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3342		3905
3343	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3347	};	3910	};
3348	warn $@ if $@;	3911	warn $@ if $@;
3349	}	3912	}
3350	}	3913	}
3351		3914
		3915	sub pidfile() {
		3916	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3917	or die "$PIDFILE: $!";
		3918	flock $fh, &Fcntl::LOCK_EX
		3919	or die "$PIDFILE: flock: $!";
		3920	$fh
		3921	}
		3922
		3923	# make sure only one server instance is running at any one time
		3924	sub atomic {
		3925	my $fh = pidfile;
		3926
		3927	my $pid = <$fh>;
		3928	kill 9, $pid if $pid > 0;
		3929
		3930	seek $fh, 0, 0;
		3931	print $fh $$;
		3932	}
		3933
		3934	sub main_loop {
		3935	trace "EV::run starting\n";
		3936	if (1) {
		3937	EV::run;
		3938	}
		3939	trace "EV::run returned\n";
		3940	goto &main_loop unless $REALLY_UNLOOP;
		3941	}
		3942
3352	sub main {	3943	sub main {
		3944	cf::init_globals; # initialise logging
		3945
		3946	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3947	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3948	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3949	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3950
		3951	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3952
3353	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3354	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3355	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3955	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3356	(async {	3956	(async {
3357	$Coro::current->{desc} = "IDLE BUG HANDLER";	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
3358	EV::loop EV::LOOP_ONESHOT;	3958	EV::run EV::RUN_ONCE;
3359	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3360	};	3960	};
3361		3961
3362	reload_config;
3363	db_init;
3364	load_extensions;
3365
3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3367	evthread_start IO::AIO::poll_fileno;	3962	evthread_start IO::AIO::poll_fileno;
3368	EV::loop;	3963
		3964	cf::sync_job {
		3965	cf::incloader::init ();
		3966
		3967	db_init;
		3968
		3969	cf::init_anim;
		3970	cf::init_attackmess;
		3971	cf::init_dynamic;
		3972
		3973	cf::load_settings;
		3974
		3975	reload_resources;
		3976	reload_config;
		3977
		3978	cf::init_uuid;
		3979	cf::init_signals;
		3980	cf::init_skills;
		3981
		3982	cf::init_beforeplay;
		3983
		3984	atomic;
		3985
		3986	load_extensions;
		3987
		3988	utime time, time, $RUNTIMEFILE;
		3989
		3990	# no (long-running) fork's whatsoever before this point(!)
		3991	use POSIX ();
		3992	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3993
		3994	cf::_post_init 0;
		3995	};
		3996
		3997	cf::object::thawer::errors_are_fatal 0;
		3998	info "parse errors in files are no longer fatal from this point on.\n";
		3999
		4000	AE::postpone {
		4001	undef &main; # free gobs of memory :)
		4002	};
		4003
		4004	goto &main_loop;
3369	}	4005	}
3370		4006
3371	#############################################################################	4007	#############################################################################
3372	# initialisation and cleanup	4008	# initialisation and cleanup
3373		4009
3374	# install some emergency cleanup handlers	4010	# install some emergency cleanup handlers
3375	BEGIN {	4011	BEGIN {
3376	our %SIGWATCHER = ();	4012	our %SIGWATCHER = ();
3377	for my $signal (qw(INT HUP TERM)) {	4013	for my $signal (qw(INT HUP TERM)) {
3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4014	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3379	cf::cleanup "SIG$signal";	4015	cf::cleanup "SIG$signal";
3380	};	4016	};
3381	}	4017	}
3382	}	4018	}
3383		4019
3384	sub write_runtime {	4020	sub write_runtime_sync {
3385	my $runtime = "$LOCALDIR/runtime";	4021	my $t0 = AE::time;
3386		4022
3387	# first touch the runtime file to show we are still running:	4023	# first touch the runtime file to show we are still running:
3388	# the fsync below can take a very very long time.	4024	# the fsync below can take a very very long time.
3389		4025
3390	IO::AIO::aio_utime $runtime, undef, undef;	4026	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3391		4027
3392	my $guard = cf::lock_acquire "write_runtime";	4028	my $guard = cf::lock_acquire "write_runtime";
3393		4029
3394	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4030	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3395	or return;	4031	or return;
3396		4032
3397	my $value = $cf::RUNTIME + 90 + 10;	4033	my $value = $cf::RUNTIME + 90 + 10;
3398	# 10 is the runtime save interval, for a monotonic clock	4034	# 10 is the runtime save interval, for a monotonic clock
3399	# 60 allows for the watchdog to kill the server.	4035	# 60 allows for the watchdog to kill the server.
…		…
3409	aio_utime $fh, undef, undef;	4045	aio_utime $fh, undef, undef;
3410		4046
3411	close $fh	4047	close $fh
3412	or return;	4048	or return;
3413		4049
3414	aio_rename "$runtime~", $runtime	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3415	and return;	4051	and return;
3416		4052
3417	warn "runtime file written.\n";	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3418		4054
3419	1	4055	1
		4056	}
		4057
		4058	our $uuid_lock;
		4059	our $uuid_skip;
		4060
		4061	sub write_uuid_sync($) {
		4062	$uuid_skip ||= $_[0];
		4063
		4064	return if $uuid_lock;
		4065	local $uuid_lock = 1;
		4066
		4067	my $uuid = "$LOCALDIR/uuid";
		4068
		4069	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4070	or return;
		4071
		4072	my $value = uuid_seq uuid_cur;
		4073
		4074	unless ($value) {
		4075	info "cowardly refusing to write zero uuid value!\n";
		4076	return;
		4077	}
		4078
		4079	my $value = uuid_str $value + $uuid_skip;
		4080	$uuid_skip = 0;
		4081
		4082	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4083	and return;
		4084
		4085	# always fsync - this file is important
		4086	aio_fsync $fh
		4087	and return;
		4088
		4089	close $fh
		4090	or return;
		4091
		4092	aio_rename "$uuid~", $uuid
		4093	and return;
		4094
		4095	trace "uuid file written ($value).\n";
		4096
		4097	1
		4098
		4099	}
		4100
		4101	sub write_uuid($$) {
		4102	my ($skip, $sync) = @_;
		4103
		4104	$sync ? write_uuid_sync $skip
		4105	: async { write_uuid_sync $skip };
3420	}	4106	}
3421		4107
3422	sub emergency_save() {	4108	sub emergency_save() {
3423	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3424		4110
3425	warn "enter emergency perl save\n";	4111	info "emergency_perl_save: enter\n";
		4112
		4113	# this is a trade-off: we want to be very quick here, so
		4114	# save all maps without fsync, and later call a global sync
		4115	# (which in turn might be very very slow)
		4116	local $USE_FSYNC = 0;
3426		4117
3427	cf::sync_job {	4118	cf::sync_job {
		4119	cf::write_runtime_sync; # external watchdog should not bark
		4120
3428	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3429	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3430	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3431	warn "begin emergency player save\n";	4124	info "emergency_perl_save: begin player save\n";
3432	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3433	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3434	$pl->valid or next;	4127	$pl->valid or next;
3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3436	$pl->save;	4129	$pl->save;
3437	}	4130	}
3438	warn "end emergency player save\n";	4131	info "emergency_perl_save: end player save\n";
3439		4132
3440	warn "begin emergency map save\n";	4133	cf::write_runtime_sync; # external watchdog should not bark
		4134
		4135	info "emergency_perl_save: begin map save\n";
3441	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3442	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3443	$map->valid or next;	4138	$map->valid or next;
3444	$map->save;	4139	$map->save;
3445	}	4140	}
3446	warn "end emergency map save\n";	4141	info "emergency_perl_save: end map save\n";
3447		4142
3448	warn "begin emergency database checkpoint\n";	4143	cf::write_runtime_sync; # external watchdog should not bark
		4144
		4145	info "emergency_perl_save: begin database checkpoint\n";
3449	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3450	warn "end emergency database checkpoint\n";	4147	info "emergency_perl_save: end database checkpoint\n";
		4148
		4149	info "emergency_perl_save: begin write uuid\n";
		4150	write_uuid_sync 1;
		4151	info "emergency_perl_save: end write uuid\n";
		4152
		4153	cf::write_runtime_sync; # external watchdog should not bark
		4154
		4155	trace "emergency_perl_save: syncing database to disk";
		4156	BDB::db_env_txn_checkpoint $DB_ENV;
		4157
		4158	info "emergency_perl_save: starting sync\n";
		4159	IO::AIO::aio_sync sub {
		4160	info "emergency_perl_save: finished sync\n";
		4161	};
		4162
		4163	cf::write_runtime_sync; # external watchdog should not bark
		4164
		4165	trace "emergency_perl_save: flushing outstanding aio requests";
		4166	while (IO::AIO::nreqs || BDB::nreqs) {
		4167	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4168	}
		4169
		4170	cf::write_runtime_sync; # external watchdog should not bark
3451	};	4171	};
3452		4172
3453	warn "leave emergency perl save\n";	4173	info "emergency_perl_save: leave\n";
3454	}	4174	}
3455		4175
3456	sub post_cleanup {	4176	sub post_cleanup {
3457	my ($make_core) = @_;	4177	my ($make_core) = @_;
3458		4178
		4179	IO::AIO::flush;
		4180
3459	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3460	if $make_core;	4182	if $make_core;
		4183
		4184	my $fh = pidfile;
		4185	unlink $PIDFILE if <$fh> == $$;
		4186	}
		4187
		4188	# a safer delete_package, copied from Symbol
		4189	sub clear_package($) {
		4190	my $pkg = shift;
		4191
		4192	# expand to full symbol table name if needed
		4193	unless ($pkg =~ /^main::.*::$/) {
		4194	$pkg = "main$pkg" if $pkg =~ /^::/;
		4195	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4196	$pkg .= '::' unless $pkg =~ /::$/;
		4197	}
		4198
		4199	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4200	my $stem_symtab = *{$stem}{HASH};
		4201
		4202	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4203	or return;
		4204
		4205	# clear all symbols
		4206	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4207	for my $name (keys %$leaf_symtab) {
		4208	_gv_clear *{"$pkg$name"};
		4209	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4210	}
3461	}	4211	}
3462		4212
3463	sub do_reload_perl() {	4213	sub do_reload_perl() {
3464	# can/must only be called in main	4214	# can/must only be called in main
3465	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3466	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3467	return;	4217	return;
3468	}	4218	}
3469		4219
3470	warn "reloading...";	4220	return if $RELOAD++;
3471		4221
3472	warn "entering sync_job";	4222	my $t1 = AE::time;
3473		4223
		4224	while ($RELOAD) {
		4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
		4227
		4228	trace "perl_reload: entering sync_job";
		4229
3474	cf::sync_job {	4230	cf::sync_job {
3475	cf::write_runtime; # external watchdog should not bark
3476	cf::emergency_save;	4231	#cf::emergency_save;
3477	cf::write_runtime; # external watchdog should not bark
3478		4232
3479	warn "syncing database to disk";
3480	BDB::db_env_txn_checkpoint $DB_ENV;
3481
3482	# if anything goes wrong in here, we should simply crash as we already saved
3483
3484	warn "flushing outstanding aio requests";
3485	for (;;) {
3486	BDB::flush;
3487	IO::AIO::flush;
3488	Coro::cede_notself;
3489	last unless IO::AIO::nreqs || BDB::nreqs;
3490	warn "iterate...";
3491	}
3492
3493	++$RELOAD;
3494
3495	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3496	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3497	%EXT_CORO = ();	4235	%EXT_CORO = ();
3498		4236
3499	warn "removing commands";	4237	trace "perl_reload: removing commands";
3500	%COMMAND = ();	4238	%COMMAND = ();
3501		4239
3502	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3503	%EXTCMD = ();	4241	%EXTCMD = ();
3504	%EXTICMD = ();	4242	%EXTICMD = ();
3505		4243
3506	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3507	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3508	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3509		4247
3510	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3511	eval {	4249	eval {
3512	$cb->($pkg);	4250	$cb->($pkg);
3513	1	4251	1
3514	} or warn "$pkg unloaded, but with errors: $@";	4252	} or error "$pkg unloaded, but with errors: $@";
		4253	}
		4254
		4255	trace "... clearing $pkg";
		4256	clear_package $pkg;
3515	}	4257	}
3516		4258
3517	warn "... nuking $pkg";
3518	Symbol::delete_package $pkg;
3519	}
3520
3521	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3522	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3523	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3524		4262
3525	warn "... unloading $k";	4263	trace "... unloading $k";
3526	delete $INC{$k};	4264	delete $INC{$k};
3527		4265
3528	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3529	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3530		4268
3531	if (my $cb = $k->can ("unload_module")) {	4269	if (my $cb = $k->can ("unload_module")) {
3532	$cb->();	4270	$cb->();
		4271	}
		4272
		4273	clear_package $k;
3533	}	4274	}
3534		4275
3535	Symbol::delete_package $k;
3536	}
3537
3538	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3539	Symbol::delete_package "safe::$_"	4277	clear_package "safe::$_"
3540	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4278	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3541		4279
3542	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3543	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3544	delete $INC{"cf/pod.pm"};	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3545		4283
3546	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3547	# and global variables created in xs	4285	# and global variables created in xs
3548	#Symbol::delete_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3549		4287
3550	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3551		4289
3552	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3553	require cf;	4291	require cf;
3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4292	cf::_connect_to_perl_1;
3555		4293
3556	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3557	cf::reload_config;	4295	cf::reload_config;
3558		4296
3559	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3560	cf::load_extensions;	4298	cf::load_extensions;
3561		4299
		4300	if ($REATTACH_ON_RELOAD) {
3562	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3563	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3564	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3565	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3566	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3567	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
		4307	}
3568		4308
3569	warn "leaving sync_job";	4309	cf::_post_init 1;
3570		4310
		4311	trace "perl_reload: leaving sync_job";
		4312
3571	1	4313	1
3572	} or do {	4314	} or do {
3573	warn $@;	4315	error $@;
3574	cf::cleanup "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
		4317	};
		4318
		4319	--$RELOAD;
3575	};	4320	}
3576		4321
3577	warn "reloaded";	4322	$t1 = AE::time - $t1;
		4323	info "perl_reload: completed in ${t1}s\n";
3578	};	4324	};
3579		4325
3580	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3581		4327
3582	sub reload_perl() {	4328	sub reload_perl() {
3583	# doing reload synchronously and two reloads happen back-to-back,	4329	# doing reload synchronously and two reloads happen back-to-back,
3584	# coro crashes during coro_state_free->destroy here.	4330	# coro crashes during coro_state_free->destroy here.
3585		4331
		4332	$RELOAD_WATCHER ||= cf::async {
		4333	Coro::AIO::aio_wait cache_extensions;
		4334
3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4335	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3587	do_reload_perl;	4336	do_reload_perl;
3588	undef $RELOAD_WATCHER;	4337	undef $RELOAD_WATCHER;
		4338	};
3589	};	4339	};
3590	}	4340	}
3591		4341
3592	register_command "reload" => sub {	4342	register_command "reload" => sub {
3593	my ($who, $arg) = @_;	4343	my ($who, $arg) = @_;
…		…
3599	reload_perl;	4349	reload_perl;
3600	};	4350	};
3601	}	4351	}
3602	};	4352	};
3603		4353
3604	unshift @INC, $LIBDIR;	4354	#############################################################################
3605		4355
3606	my $bug_warning = 0;	4356	my $bug_warning = 0;
3607		4357
3608	our @WAIT_FOR_TICK;
3609	our @WAIT_FOR_TICK_BEGIN;
3610
3611	sub wait_for_tick {	4358	sub wait_for_tick() {
3612	return if tick_inhibit;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3613	return if $Coro::current == $Coro::main;
3614		4360
3615	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3616	push @WAIT_FOR_TICK, $signal;
3617	$signal->wait;
3618	}	4362	}
3619		4363
3620	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3621	return if tick_inhibit;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3622	return if $Coro::current == $Coro::main;
3623		4366
3624	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3625	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3626	$signal->wait;	4369	$signal->wait;
3627	}	4370	}
…		…
3631	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3632	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3633	return;	4376	return;
3634	}	4377	}
3635		4378
3636	cf::server_tick; # one server iteration	4379	cf::one_tick; # one server iteration
		4380
		4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3637		4382
3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4384	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3640	Coro::async_pool {	4385	Coro::async_pool {
3641	$Coro::current->{desc} = "runtime saver";	4386	$Coro::current->{desc} = "runtime saver";
3642	write_runtime	4387	write_runtime_sync
3643	or warn "ERROR: unable to write runtime file: $!";	4388	or error "ERROR: unable to write runtime file: $!";
3644	};	4389	};
3645	}	4390	}
3646		4391
3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3648	$sig->send;	4393	$sig->send;
3649	}	4394	}
3650	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3651	$sig->send;
3652	}
3653		4396
3654	$LOAD = ($NOW - $TICK_START) / $TICK;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3656		4399
3657	if (0) {	4400	if (0) {
3658	if ($NEXT_TICK) {	4401	if ($NEXT_TICK) {
3659	my $jitter = $TICK_START - $NEXT_TICK;	4402	my $jitter = $TICK_START - $NEXT_TICK;
3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4403	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3661	warn "jitter $JITTER\n";#d#	4404	debug "jitter $JITTER\n";#d#
3662	}	4405	}
3663	}	4406	}
3664	}	4407	}
3665		4408
3666	{	4409	{
3667	# configure BDB	4410	# configure BDB
		4411	info "initialising database";
3668		4412
3669	BDB::min_parallel 8;	4413	BDB::min_parallel 16;
3670	BDB::max_poll_reqs $TICK * 0.1;	4414	BDB::max_poll_reqs $TICK * 0.1;
3671	$Coro::BDB::WATCHER->priority (1);	4415	#$AnyEvent::BDB::WATCHER->priority (1);
3672		4416
3673	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3674	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
3675	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3676	| BDB::LOG_AUTOREMOVE, 1);	4420	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4421	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3677	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4422	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3678	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4423	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3679		4424
3680	cf::sync_job {	4425	cf::sync_job {
3681	eval {	4426	eval {
…		…
3700	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3701	};	4446	};
3702	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3703	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3704	};	4449	};
		4450
		4451	info "database initialised";
3705	}	4452	}
3706		4453
3707	{	4454	{
3708	# configure IO::AIO	4455	# configure IO::AIO
3709		4456
		4457	info "initialising aio";
3710	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
3711	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
3712	$Coro::AIO::WATCHER->priority (1);	4460	undef $AnyEvent::AIO::WATCHER;
		4461	info "aio initialised";
3713	}	4462	}
3714		4463
3715	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
3716		4466
3717	sub _log_backtrace {	4467	sub _log_backtrace {
3718	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
3719		4469
3720	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
3721		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3722	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
3723	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
3724	++$_log_backtrace;	4478	++$_log_backtrace;
		4479	my $perl_bt = Carp::longmess $msg;
3725	async {	4480	async {
3726	$Coro::current->{desc} = "abt $msg";	4481	$Coro::current->{desc} = "abt $msg";
3727		4482
3728	my @bt = fork_call {	4483	my @bt = fork_call {
3729	@addr = map { sprintf "%x", $_ } @addr;	4484	@addr = map { sprintf "%x", $_ } @addr;
…		…
3740	}	4495	}
3741		4496
3742	@funcs	4497	@funcs
3743	};	4498	};
3744		4499
3745	LOG llevInfo, "[ABT] $msg\n";	4500	LOG llevInfo, "[ABT] $perl_bt\n";
		4501	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3746	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
3747	--$_log_backtrace;	4503	--$_log_backtrace;
3748	};	4504	};
3749	} else {	4505	} else {
3750	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
3751	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3752	}	4508	}
3753	}	4509	}
3754		4510
3755	# load additional modules	4511	# load additional modules
3756	use cf::pod;	4512	require "cf/$_.pm" for @EXTRA_MODULES;
		4513	cf::_connect_to_perl_2;
3757		4514
3758	END { cf::emergency_save }	4515	END { cf::emergency_save }
3759		4516
3760	1	4517	1
3761		4518

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