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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.425 by root, Mon Apr 21 06:35:26 2008 UTC vs.
Revision 1.623 by root, Wed Aug 30 14:18:51 2017 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	$busy = 0;
426	Coro::schedule;	636	Coro::schedule;
427	}	637	}
428	}	638	}
429	};	639	};
430		640
431	sub get_slot($;$$) {	641	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	642	return if tick_inhibit || $Coro::current == $Coro::main;
433		643
434	my ($time, $pri, $name) = @_;	644	my ($time, $pri, $name) = @_;
435		645
436	$time = $TICK * .6 if $time > $TICK * .6;	646	$time = clamp $time, 0.01, $TICK * .6;
		647
437	my $sig = new Coro::Signal;	648	my $sig = new Coro::Signal;
438		649
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	650	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	651	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	652	$SLOT_QUEUE->ready;
…		…
453	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
454		665
455	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
456		667
457	The design of Deliantra requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
458	is always able to handle events or runnable, as Deliantra is only	669	is always able to handle events or is runnable, as Deliantra is only
459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	670	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
460	acceptable.	671	acceptable.
461		672
462	If it must be done, put the blocking parts into C<sync_job>. This will run	673	If it must be done, put the blocking parts into C<sync_job>. This will run
463	the given BLOCK in another coroutine while waiting for the result. The	674	the given BLOCK in another coroutine while waiting for the result. The
…		…
467	=cut	678	=cut
468		679
469	sub sync_job(&) {	680	sub sync_job(&) {
470	my ($job) = @_;	681	my ($job) = @_;
471		682
472	if ($Coro::current == $Coro::main) {	683	if (in_main) {
473	my $time = EV::time;	684	my $time = AE::time;
474		685
475	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
477		688
478	LOG llevError, Carp::longmess "sync job";#d#	689	#LOG llevError, Carp::longmess "sync job";#d#
479		690
480	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
481		692
482	my $busy = 1;	693	my $busy = 1;
483	my @res;	694	my @res;
484		695
485	(async {	696	(async {
486	$Coro::current->desc ("sync job coro");	697	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	698	@res = eval { $job->() };
488	warn $@ if $@;	699	error $@ if $@;
489	undef $busy;	700	undef $busy;
490	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
491		702
492	while ($busy) {	703	while ($busy) {
493	if (Coro::nready) {	704	if (Coro::nready) {
494	Coro::cede_notself;	705	Coro::cede_notself;
495	} else {	706	} else {
496	EV::loop EV::LOOP_ONESHOT;	707	EV::run EV::RUN_ONCE;
497	}	708	}
498	}	709	}
499		710
500	my $time = EV::time - $time;	711	my $time = AE::time - $time;
501		712
502	$TICK_START += $time; # do not account sync jobs to server load	713	$TICK_START += $time; # do not account sync jobs to server load
503		714
504	wantarray ? @res : $res[0]	715	wantarray ? @res : $res[0]
505	} else {	716	} else {
…		…
527	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
528		739
529	$coro	740	$coro
530	}	741	}
531		742
532	=item fork_call { }, $args	743	=item fork_call { }, @args
533		744
534	Executes the given code block with the given arguments in a seperate	745	Executes the given code block with the given arguments in a seperate
535	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
536	Coro::Storable. May, of course, block. Note that the executed sub may	747	Coro::Storable. May, of course, block. Note that the executed sub may
537	never block itself or use any form of event handling.	748	never block itself or use any form of event handling.
538		749
539	=cut	750	=cut
540		751
		752	sub post_fork {
		753	reset_signals;
		754	}
		755
541	sub fork_call(&@) {	756	sub fork_call(&@) {
542	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
543		758
544	# we seemingly have to make a local copy of the whole thing,
545	# otherwise perl prematurely frees the stuff :/
546	# TODO: investigate and fix (likely this will be rather laborious)
547
548	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
549	reset_signals;	760	cf::post_fork;
550	&$cb	761	&$cb
551	}, @args;	762	} @args;
552		763
553	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	)
554	}	776	}
555		777
556	=item $coin = coin_from_name $name	778	=item $coin = coin_from_name $name
557		779
558	=cut	780	=cut
…		…
595	within each server.	817	within each server.
596		818
597	=cut	819	=cut
598		820
599	sub db_table($) {	821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
600	my ($name) = @_;	825	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	826	my $db = BDB::db_create $DB_ENV;
602		827
603	eval {	828	eval {
604	$db->set_flags (BDB::CHKSUM);	829	$db->set_flags (BDB::CHKSUM);
…		…
614	}	839	}
615		840
616	our $DB;	841	our $DB;
617		842
618	sub db_init {	843	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	844	$DB ||= db_table "db";
621	};
622	}	845	}
623		846
624	sub db_get($$) {	847	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
626		849
627	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
628	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
629		854
630	$! ? ()	855	$! ? ()
631	: $data	856	: $data
632	}
633	}	857	}
634		858
635	sub db_put($$$) {	859	sub db_put($$$) {
636	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
665		889
666	my @data;	890	my @data;
667	my $md5;	891	my $md5;
668		892
669	for (0 .. $#$src) {	893	for (0 .. $#$src) {
670	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
671	or Carp::croak "$src->[$_]: $!";
672	}	895	}
673		896
674	# if processing is expensive, check	897	# if processing is expensive, check
675	# checksum first	898	# checksum first
676	if (1) {	899	if (1) {
…		…
689		912
690	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
691	}	914	}
692	}	915	}
693		916
694	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
695	my $data = $process->(\@data);	918	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
697		920
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		922
700	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
703		926
…		…
713		936
714	=cut	937	=cut
715		938
716	sub datalog($@) {	939	sub datalog($@) {
717	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	942	}
720		943
721	=back	944	=back
722		945
723	=cut	946	=cut
724		947
725	#############################################################################	948	#############################################################################
726		949
727	=head2 ATTACHABLE OBJECTS	950	=head2 ATTACHABLE OBJECTS
728		951
729	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
730	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")
731	to it. All such attachable objects support the following methods.	954	to it. All such attachable objects support the following methods.
732		955
733	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>
734	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
…		…
784	=item cf::CLASS::attachment $name, ...	1007	=item cf::CLASS::attachment $name, ...
785		1008
786	Register an attachment by C<$name> through which attachable objects of the	1009	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	1010	given CLASS can refer to this attachment.
788		1011
789	Some classes such as crossfire maps and objects can specify attachments	1012	Some classes such as deliantra maps and objects can specify attachments
790	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.
791		1014
792	These calls expect any number of the following handler/hook descriptions:	1015	These calls expect any number of the following handler/hook descriptions:
793		1016
794	=over 4	1017	=over 4
…		…
918		1141
919	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		1144
922	} elsif (ref $type) {	1145	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
924		1147
925	} else {	1148	} else {
926	shift @arg;	1149	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
928	}	1151	}
929	}	1152	}
930	}	1153	}
931		1154
932	sub _object_attach {	1155	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
943	}	1166	}
944		1167
945	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
946	} else {	1169	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1171	}
949		1172
950	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
951	}	1174	}
952		1175
…		…
1011		1234
1012	for (@$callbacks) {	1235	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
1014		1237
1015	if ($@) {	1238	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1240	override;
1019	}	1241	}
1020		1242
1021	return 1 if $override;	1243	return 1 if $override;
1022	}	1244	}
…		…
1085		1307
1086	sub reattach {	1308	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1309	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1310	my ($obj) = @_;
1089		1311
		1312	# no longer needed after getting rid of delete_package?
1090	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
1091		1314
1092	my $registry = $obj->registry;	1315	my $registry = $obj->registry;
1093		1316
1094	@$registry = ();	1317	@$registry = ();
1095		1318
…		…
1100	for (@$attach) {	1323	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
1103	}	1326	}
1104	} else {	1327	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1329	}
1107	}	1330	}
1108	}	1331	}
1109		1332
1110	cf::attachable->attach (	1333	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1138		1361
1139	sync_job {	1362	sync_job {
1140	if (length $$rdata) {	1363	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1364	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1144		1368
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	chmod SAVE_MODE, $fh;	1370	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	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	}
1149	close $fh;	1376	aio_close $fh;
1150		1377
1151	if (@$objs) {	1378	if (@$objs) {
1152	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) {
1153	chmod SAVE_MODE, $fh;	1380	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1381	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1382	aio_write $fh, 0, (length $data), $data, 0;
1156	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	}
1157	close $fh;	1387	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1388	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1389	}
1160	} else {	1390	} else {
1161	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1162	}	1392	}
1163		1393
1164	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
		1395
		1396	$filename =~ s%/[^/]+$%%;
		1397	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1398	} else {
1166	warn "FATAL: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1167	}	1400	}
1168	} else {	1401	} else {
1169	aio_unlink $filename;	1402	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1171	}	1404	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1428	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1429	$av = $st->{objs};
1197	}	1430	}
1198		1431
1199	utf8::decode (my $decname = $filename);	1432	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
1202		1436
1203	($data, $av)	1437	($data, $av)
1204	}	1438	}
1205		1439
1206	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
…		…
1210	=cut	1444	=cut
1211		1445
1212	#############################################################################	1446	#############################################################################
1213	# command handling &c	1447	# command handling &c
1214		1448
1215	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1216		1450
1217	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
1218	$name.	1452	$name.
1219		1453
1220	=cut	1454	=cut
…		…
1226	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1227		1461
1228	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1229	}	1463	}
1230		1464
1231	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1232		1466
1233	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1234	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
1235	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
1236	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
1237	has logged in successfully.	1471	has logged in successfully.
1238		1472
1239	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1240	called.
1241		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
1242	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1243		1481
1244	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1245	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
1246	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
1247	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
1248	log-in.	1486	log-in.
1249		1487
1250	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1251	called.
1252		1489
1253	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1254		1491
		1492	Same as C<cf::register_extcmd>, but instead of returning values, the
		1493	callback needs to clal the C<$reply> function.
		1494
		1495	=cut
		1496
1255	sub register_extcmd {	1497	sub register_extcmd($$) {
1256	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1257		1499
1258	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1259	}	1501	}
1260		1502
1261	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1262	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1263		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1264	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
1265	}	1513	}
1266		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
		1519	}
		1520
		1521	use File::Glob ();
		1522
1267	cf::player->attach (	1523	cf::player->attach (
1268	on_command => sub {	1524	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1525	my ($pl, $name, $params) = @_;
1270		1526
1271	my $cb = $COMMAND{$name}	1527	my $cb = $COMMAND{$name}
1272	or return;	1528	or return;
1273		1529
…		…
1281	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1282		1538
1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1284		1540
1285	if (ref $msg) {	1541	if (ref $msg) {
1286	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1287	"ARRAY" eq ref $msg
1288	? @$msg
1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1290		1543
1291	my @reply;
1292
1293	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}) {
1294	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1295	}	1562	}
1296		1563
1297	$pl->ext_reply ($reply, @reply)
1298	if $reply;
1299
1300	} else {	1564	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1566	}
1303		1567
1304	cf::override;	1568	cf::override;
1305	},	1569	},
1306	);	1570	);
1307		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
1308	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1309	cf::sync_job {	1601	cf::sync_job {
1310	my %todo;	1602	my %todo;
1311		1603
1312	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1605	next unless -r $path;
…		…
1331		1623
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1626
1335	$ext{source} =	1627	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1338	. $source	1630	. $source
1339	. "\n};\n1";	1631	. "\n};\n1";
1340		1632
1341	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
1342	}	1634	}
1343		1635
		1636	my $pass = 0;
1344	my %done;	1637	my %done;
1345	while (%todo) {	1638	while (%todo) {
1346	my $progress;	1639	my $progress;
1347		1640
		1641	++$pass;
		1642
		1643	ext:
1348	while (my ($k, $v) = each %todo) {	1644	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1646	next ext
1351	unless exists $done{$_};	1647	unless exists $done{$_};
1352	}	1648	}
1353		1649
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1651
1356	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 $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1664	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1665
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1667	if exists $v->{meta}{mandatory};
1364		1668
1365	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;
1366	}	1678	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1679	}
1372		1680
1373	skip:	1681	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1682	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1683
		1684	while (my ($k, $v) = each %todo) {
		1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1686	if exists $v->{meta}{mandatory};
		1687	}
		1688
		1689	last;
		1690	}
1376	}	1691	}
1377	};	1692	};
1378	}	1693	}
1379		1694
1380	#############################################################################	1695	#############################################################################
1381		1696
1382	=back	1697	=back
1383		1698
1384	=head2 CORE EXTENSIONS	1699	=head2 CORE EXTENSIONS
1385		1700
1386	Functions and methods that extend core crossfire objects.	1701	Functions and methods that extend core deliantra objects.
1387		1702
1388	=cut	1703	=cut
1389		1704
1390	package cf::player;	1705	package cf::player;
1391		1706
…		…
1434		1749
1435	sub exists($) {	1750	sub exists($) {
1436	my ($login) = @_;	1751	my ($login) = @_;
1437		1752
1438	$cf::PLAYER{$login}	1753	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1754	or !aio_stat path $login
1440	}	1755	}
1441		1756
1442	sub find($) {	1757	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1758	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1759	my $login = $_[0];
…		…
1456	my $f = new_from_file cf::object::thawer path $login	1771	my $f = new_from_file cf::object::thawer path $login
1457	or return;	1772	or return;
1458		1773
1459	my $pl = cf::player::load_pl $f	1774	my $pl = cf::player::load_pl $f
1460	or return;	1775	or return;
		1776
1461	local $cf::PLAYER_LOADING{$login} = $pl;	1777	local $cf::PLAYER_LOADING{$login} = $pl;
1462	$f->resolve_delayed_derefs;	1778	$f->resolve_delayed_derefs;
1463	$cf::PLAYER{$login} = $pl	1779	$cf::PLAYER{$login} = $pl
1464	}	1780	}
1465	}	1781	}
1466	}	1782	}
1467		1783
		1784	cf::player->attach (
		1785	on_load => sub {
		1786	my ($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
1468	sub save($) {	1797	sub save($) {
1469	my ($pl) = @_;	1798	my ($pl) = @_;
1470		1799
1471	return if $pl->{deny_save};	1800	return if $pl->{deny_save};
1472		1801
…		…
1477		1806
1478	aio_mkdir playerdir $pl, 0770;	1807	aio_mkdir playerdir $pl, 0770;
1479	$pl->{last_save} = $cf::RUNTIME;	1808	$pl->{last_save} = $cf::RUNTIME;
1480		1809
1481	cf::get_slot 0.01;	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];
1482		1814
1483	$pl->save_pl ($path);	1815	$pl->save_pl ($path);
1484	cf::cede_to_tick;	1816	cf::cede_to_tick;
1485	}	1817	}
1486		1818
…		…
1518	my ($pl) = @_;	1850	my ($pl) = @_;
1519		1851
1520	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1521		1853
1522	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1523	$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
1524		1856
1525	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1526	$pl->deactivate;	1858	$pl->deactivate;
		1859
		1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1527	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1528	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1529		1865
1530	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1531	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1532	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1570		1906
1571	for my $login (@$dirs) {	1907	for my $login (@$dirs) {
1572	my $path = path $login;	1908	my $path = path $login;
1573		1909
1574	# a .pst is a dead give-away for a valid player	1910	# a .pst is a dead give-away for a valid player
1575	unless (-e "$path.pst") {	1911	# if no pst file found, open and chekc for blocked users
		1912	if (aio_stat "$path.pst") {
1576	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1913	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1577	aio_read $fh, 0, 512, my $buf, 0 or next;	1914	aio_read $fh, 0, 512, my $buf, 0 or next;
1578	$buf !~ /^password -------------$/m or next; # official not-valid tag	1915	$buf !~ /^password -------------$/m or next; # official not-valid tag
1579	}	1916	}
1580		1917
…		…
1584		1921
1585	\@logins	1922	\@logins
1586	}	1923	}
1587		1924
1588	=item $player->maps	1925	=item $player->maps
		1926
		1927	=item cf::player::maps $login
1589		1928
1590	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1591	player. May block.	1930	player. May block.
1592		1931
1593	=cut	1932	=cut
…		…
1611	}	1950	}
1612		1951
1613	\@paths	1952	\@paths
1614	}	1953	}
1615		1954
1616	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1617		1956
1618	Expand crossfire pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1619
1620	=cut
1621
1622	use re 'eval';
1623
1624	my $group;
1625	my $interior; $interior = qr{
1626	# match a pod interior sequence sans C<< >>
1627	(?:
1628	\ (.*?)\ (?{ $group = $^N })
1629	| < (??{$interior}) >
1630	)
1631	}x;
1632
1633	sub expand_cfpod {
1634	my ($self, $pod) = @_;
1635
1636	my $xml;
1637
1638	while () {
1639	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1640	$group = $1;
1641
1642	$group =~ s/&/&amp;/g;
1643	$group =~ s/</&lt;/g;
1644
1645	$xml .= $group;
1646	} elsif ($pod =~ m%\G
1647	([BCGHITU])
1648	<
1649	(?:
1650	([^<>]*) (?{ $group = $^N })
1651	| < $interior >
1652	)
1653	>
1654	%gcsx
1655	) {
1656	my ($code, $data) = ($1, $group);
1657
1658	if ($code eq "B") {
1659	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1660	} elsif ($code eq "I") {
1661	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1662	} elsif ($code eq "U") {
1663	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1664	} elsif ($code eq "C") {
1665	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1666	} elsif ($code eq "T") {
1667	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1668	} elsif ($code eq "G") {
1669	my ($male, $female) = split /\|/, $data;
1670	$data = $self->gender ? $female : $male;
1671	$xml .= expand_cfpod ($self, $data);
1672	} elsif ($code eq "H") {
1673	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1674	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1675	"")
1676	[$self->{hintmode}];
1677	} else {
1678	$xml .= "error processing '$code($data)' directive";
1679	}
1680	} else {
1681	if ($pod =~ /\G(.+)/) {
1682	warn "parse error while expanding $pod (at $1)";
1683	}
1684	last;
1685	}
1686	}
1687
1688	for ($xml) {
1689	# create single paragraphs (very hackish)
1690	s/(?<=\S)\n(?=\w)/ /g;
1691
1692	# compress some whitespace
1693	s/\s+\n/\n/g; # ws line-ends
1694	s/\n\n+/\n/g; # double lines
1695	s/^\n+//; # beginning lines
1696	s/\n+$//; # ending lines
1697	}
1698
1699	$xml
1700	}
1701
1702	no re 'eval';
1703
1704	sub hintmode {
1705	$_[0]{hintmode} = $_[1] if @_ > 1;
1706	$_[0]{hintmode}
1707	}
1708
1709	=item $player->ext_reply ($msgid, @msg)
1710
1711	Sends an ext reply to the player.
1712
1713	=cut
1714
1715	sub ext_reply($$@) {
1716	my ($self, $id, @msg) = @_;
1717
1718	$self->ns->ext_reply ($id, @msg)
1719	}
1720		1958
1721	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1722		1960
1723	Sends an ext event to the client.	1961	Sends an ext event to the client.
1724		1962
…		…
1744		1982
1745	=cut	1983	=cut
1746		1984
1747	sub find_by_path($) {	1985	sub find_by_path($) {
1748	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1749		1989
1750	my ($match, $specificity);	1990	my ($match, $specificity);
1751		1991
1752	for my $region (list) {	1992	for my $region (list) {
1753	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1782	sub generate_random_map {	2022	sub generate_random_map {
1783	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1784		2024
1785	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1786		2026
1787	# mit "rum" bekleckern, nicht
1788	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1789	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1790	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1791	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1792	$rmp->{exit_on_final_map},
1793	$rmp->{xsize}, $rmp->{ysize},
1794	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1795	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1796	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1797	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1798	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1799	(cf::region::find $rmp->{region}), $rmp->{custom}
1800	)
1801	}	2028	}
1802		2029
1803	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1804		2031
1805	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
…		…
1810		2037
1811	sub register {	2038	sub register {
1812	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1813	my $pkg = caller;	2040	my $pkg = caller;
1814		2041
1815	no strict;
1816	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1817		2043
1818	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1819	}	2045	}
1820		2046
1821	# also paths starting with '/'	2047	# also paths starting with '/'
1822	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1823		2049
1824	sub thawer_merge {	2050	sub thawer_merge {
1825	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1826		2052
1827	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1832	}	2058	}
1833		2059
1834	sub normalise {	2060	sub normalise {
1835	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1836		2062
1837	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1838		2064
1839	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1840		2066
1841	# map plan:	2067	# map plan:
1842	#	2068	#
…		…
1857	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1858	$path = "$base/$path";	2084	$path = "$base/$path";
1859	}	2085	}
1860		2086
1861	for ($path) {	2087	for ($path) {
1862	redo if s{//}{/};
1863	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1864	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1865	}	2090	}
1866		2091
1867	$path	2092	$path
…		…
1881	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1882	return $self;	2107	return $self;
1883	}	2108	}
1884	}	2109	}
1885		2110
1886	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1887	()	2112	()
1888	}	2113	}
1889		2114
		2115	# may re-bless or do other evil things
1890	sub init {	2116	sub init {
1891	my ($self) = @_;	2117	my ($self) = @_;
1892		2118
1893	$self	2119	$self
1894	}	2120	}
…		…
1925		2151
1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2152	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1927	"$UNIQUEDIR/$path"	2153	"$UNIQUEDIR/$path"
1928	}	2154	}
1929		2155
1930	# and all this just because we cannot iterate over
1931	# all maps in C++...
1932	sub change_all_map_light {
1933	my ($change) = @_;
1934
1935	$_->change_map_light ($change)
1936	for grep $_->outdoor, values %cf::MAP;
1937	}
1938
1939	sub decay_objects {	2156	sub decay_objects {
1940	my ($self) = @_;	2157	my ($self) = @_;
1941		2158
1942	return if $self->{deny_reset};	2159	return if $self->{deny_reset};
1943		2160
…		…
1968	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1969		2186
1970	1	2187	1
1971	}	2188	}
1972		2189
		2190	# used to laod the header of an original map
1973	sub load_header_orig {	2191	sub load_header_orig {
1974	my ($self) = @_;	2192	my ($self) = @_;
1975		2193
1976	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1977	}	2195	}
1978		2196
		2197	# used to laod the header of an instantiated map
1979	sub load_header_temp {	2198	sub load_header_temp {
1980	my ($self) = @_;	2199	my ($self) = @_;
1981		2200
1982	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1983	}	2202	}
1984		2203
		2204	# called after loading the header from an instantiated map
1985	sub prepare_temp {	2205	sub prepare_temp {
1986	my ($self) = @_;	2206	my ($self) = @_;
1987		2207
1988	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1989	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1990	# safety	2210	# safety
1991	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1992	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1993	}	2213	}
1994		2214
		2215	# called after loading the header from an original map
1995	sub prepare_orig {	2216	sub prepare_orig {
1996	my ($self) = @_;	2217	my ($self) = @_;
1997		2218
1998	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1999	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2023		2244
2024	sub find;	2245	sub find;
2025	sub find {	2246	sub find {
2026	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
2027		2248
		2249	cf::cede_to_tick;
		2250
2028	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
2029		2252
2030	cf::lock_wait "map_data:$path";#d#remove	2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2031	cf::lock_wait "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
2032		2255
2033	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
2034	my $guard1 = cf::lock_acquire "map_find:$path";
2035	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2036
2037	my $map = new_from_path cf::map $path	2257	my $map = new_from_path cf::map $path
2038	or return;	2258	or return;
2039		2259
2040	$map->{last_save} = $cf::RUNTIME;	2260	$map->{last_save} = $cf::RUNTIME;
2041		2261
…		…
2043	or return;	2263	or return;
2044		2264
2045	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2265	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2046	# doing this can freeze the server in a sync job, obviously	2266	# doing this can freeze the server in a sync job, obviously
2047	#$cf::WAIT_FOR_TICK->wait;	2267	#$cf::WAIT_FOR_TICK->wait;
		2268	undef $guard2;
2048	undef $guard1;	2269	undef $guard1;
2049	undef $guard2;
2050	$map->reset;	2270	$map->reset;
2051	return find $path;	2271	return find $path;
2052	}	2272	}
2053		2273
2054	$cf::MAP{$path} = $map	2274	$cf::MAP{$path} = $map
2055	}	2275	}
2056	}	2276	}
2057		2277
2058	sub pre_load { }	2278	sub pre_load { }
2059	sub post_load { }	2279	#sub post_load { } # XS
2060		2280
2061	sub load {	2281	sub load {
2062	my ($self) = @_;	2282	my ($self) = @_;
2063		2283
2064	local $self->{deny_reset} = 1; # loading can take a long time	2284	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2067		2287
2068	{	2288	{
2069	my $guard = cf::lock_acquire "map_data:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
2070		2290
2071	return unless $self->valid;	2291	return unless $self->valid;
2072	return unless $self->in_memory == cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
2073
2074	$self->in_memory (cf::MAP_LOADING);
2075		2293
2076	$self->alloc;	2294	$self->alloc;
2077		2295
2078	$self->pre_load;	2296	$self->pre_load;
2079	cf::cede_to_tick;	2297	cf::cede_to_tick;
2080		2298
		2299	if (exists $self->{load_path}) {
2081	my $f = new_from_file cf::object::thawer $self->{load_path};	2300	my $f = new_from_file cf::object::thawer $self->{load_path};
2082	$f->skip_block;	2301	$f->skip_block;
2083	$self->_load_objects ($f)	2302	$self->_load_objects ($f)
2084	or return;	2303	or return;
2085		2304
2086	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2305	$self->post_load_original
2087	if delete $self->{load_original};	2306	if delete $self->{load_original};
2088		2307
2089	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
2090	utf8::encode $uniq;	2309	utf8::encode $uniq;
2091	unless (aio_stat $uniq) {	2310	unless (aio_stat $uniq) {
2092	if (my $f = new_from_file cf::object::thawer $uniq) {	2311	if (my $f = new_from_file cf::object::thawer $uniq) {
2093	$self->clear_unique_items;	2312	$self->clear_unique_items;
2094	$self->_load_objects ($f);	2313	$self->_load_objects ($f);
2095	$f->resolve_delayed_derefs;	2314	$f->resolve_delayed_derefs;
		2315	}
2096	}	2316	}
2097	}	2317	}
2098	}
2099		2318
2100	$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);
2101		2326
2102	cf::cede_to_tick;	2327	cf::cede_to_tick;
2103	# now do the right thing for maps	2328	# now do the right thing for maps
2104	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
2105	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
…		…
2109	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
2110	$self->decay_objects;	2335	$self->decay_objects;
2111	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
2112	$self->update_buttons;	2337	$self->update_buttons;
2113	cf::cede_to_tick;	2338	cf::cede_to_tick;
2114	$self->set_darkness_map;	2339	#$self->activate; # no longer activate maps automatically
2115	cf::cede_to_tick;
2116	$self->activate;
2117	}	2340	}
2118		2341
2119	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2120	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
2121
2122	$self->in_memory (cf::MAP_ACTIVE);
2123	}	2344	}
2124		2345
2125	$self->post_load;	2346	$self->post_load;
2126	}
2127		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
2128	sub customise_for {	2354	sub customise_for {
2129	my ($self, $ob) = @_;	2355	my ($self, $ob) = @_;
2130		2356
2131	return find "~" . $ob->name . "/" . $self->{path}	2357	return find "~" . $ob->name . "/" . $self->{path}
2132	if $self->per_player;	2358	if $self->per_player;
…		…
2135	# if $self->per_party;	2361	# if $self->per_party;
2136		2362
2137	$self	2363	$self
2138	}	2364	}
2139		2365
2140	# find and load all maps in the 3x3 area around a map
2141	sub load_neighbours {
2142	my ($map) = @_;
2143
2144	my @neigh; # diagonal neighbours
2145
2146	for (0 .. 3) {
2147	my $neigh = $map->tile_path ($_)
2148	or next;
2149	$neigh = find $neigh, $map
2150	or next;
2151	$neigh->load;
2152
2153	push @neigh,
2154	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2155	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2156	}
2157
2158	for (grep defined $_->[0], @neigh) {
2159	my ($path, $origin) = @$_;
2160	my $neigh = find $path, $origin
2161	or next;
2162	$neigh->load;
2163	}
2164	}
2165
2166	sub find_sync {	2366	sub find_sync {
2167	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
2168		2368
2169	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
2170	}	2374	}
2171		2375
2172	sub do_load_sync {	2376	sub do_load_sync {
2173	my ($map) = @_;	2377	my ($map) = @_;
2174		2378
		2379	# it's a bug to call this from the main context
2175	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2176	if $Coro::current == $Coro::main;	2381	if $Coro::current == $Coro::main;
2177		2382
2178	cf::sync_job { $map->load };	2383	$map->load;
2179	}	2384	}
2180		2385
2181	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
2182	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
2183		2388
2184	sub find_async {	2389	sub find_async {
2185	my ($path, $origin, $load) = @_;	2390	my ($path, $origin, $load) = @_;
2186		2391
2187	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
2188		2393
2189	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
2190	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2395	return $map if !$load || $map->linkable;
2191	}	2396	}
2192		2397
2193	$MAP_PREFETCH{$path} |= $load;	2398	$MAP_PREFETCH{$path} |= $load;
2194		2399
2195	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
2196	$Coro::current->{desc} = "map prefetcher";	2401	$Coro::current->{desc} = "map prefetcher";
2197		2402
2198	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
2199	while (my ($k, $v) = each %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
2200	if (my $map = find $k) {	2405	if (my $map = find $k) {
2201	$map->load if $v;	2406	$map->load if $MAP_PREFETCH{$k};
2202	}	2407	}
2203		2408
2204	delete $MAP_PREFETCH{$k};	2409	delete $MAP_PREFETCH{$k};
2205	}	2410	}
2206	}	2411	}
…		…
2209	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
2210		2415
2211	()	2416	()
2212	}	2417	}
2213		2418
		2419	# common code, used by both ->save and ->swapout
2214	sub save {	2420	sub _save {
2215	my ($self) = @_;	2421	my ($self) = @_;
2216
2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
2218		2422
2219	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
2220		2424
2221	return unless $self->dirty;	2425	return unless $self->dirty;
2222		2426
…		…
2242	} else {	2446	} else {
2243	$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);
2244	}	2448	}
2245	}	2449	}
2246		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2247	sub swap_out {	2459	sub swap_out {
2248	my ($self) = @_;	2460	my ($self) = @_;
2249		2461
2250	# save first because save cedes
2251	$self->save;
2252
2253	my $lock = cf::lock_acquire "map_data:$self->{path}";	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2254		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2255	return if $self->players;	2466	return if $self->players;
2256	return if $self->in_memory != cf::MAP_ACTIVE;	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
2257	return if $self->{deny_save};	2484	return 1e99 if $self->{deny_reset};
2258		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
2259	$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};
2260		2518
2261	$self->deactivate;	2519	$self->deactivate;
2262	$_->clear_links_to ($self) for values %cf::MAP;	2520	$_->clear_links_to ($self) for values %cf::MAP;
2263	$self->clear;	2521	$self->clear;
2264	}
2265
2266	sub reset_at {
2267	my ($self) = @_;
2268
2269	# TODO: safety, remove and allow resettable per-player maps
2270	return 1e99 if $self->{deny_reset};
2271
2272	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2273	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2274
2275	$time + $to
2276	}
2277
2278	sub should_reset {
2279	my ($self) = @_;
2280
2281	$self->reset_at <= $cf::RUNTIME
2282	}
2283
2284	sub reset {
2285	my ($self) = @_;
2286
2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2288
2289	return if $self->players;
2290
2291	warn "resetting map ", $self->path;
2292
2293	$self->in_memory (cf::MAP_SWAPPED);
2294
2295	# need to save uniques path
2296	unless ($self->{deny_save}) {
2297	my $uniq = $self->uniq_path; utf8::encode $uniq;
2298
2299	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2300	if $uniq;
2301	}
2302
2303	delete $cf::MAP{$self->path};
2304
2305	$self->deactivate;
2306	$_->clear_links_to ($self) for values %cf::MAP;
2307	$self->clear;
2308		2522
2309	$self->unlink_save;	2523	$self->unlink_save;
2310	$self->destroy;	2524	$self->destroy;
2311	}	2525	}
2312		2526
…		…
2320		2534
2321	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2322		2536
2323	$self->unlink_save;	2537	$self->unlink_save;
2324		2538
2325	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2326	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2327	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2328	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2329	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2330		2544
…		…
2387	: normalise $_	2601	: normalise $_
2388	} @{ aio_readdir $UNIQUEDIR or [] }	2602	} @{ aio_readdir $UNIQUEDIR or [] }
2389	]	2603	]
2390	}	2604	}
2391		2605
		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	}
		2637
2392	=back	2638	=back
2393		2639
2394	=head3 cf::object	2640	=head3 cf::object
2395		2641
2396	=cut	2642	=cut
…		…
2419		2665
2420	Creates and returns a persistent reference to an object that can be stored as a string.	2666	Creates and returns a persistent reference to an object that can be stored as a string.
2421		2667
2422	=item $ob = cf::object::deref ($refstring)	2668	=item $ob = cf::object::deref ($refstring)
2423		2669
2424	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,
2425	even if the object actually exists. May block.	2671	even if the object actually exists. May block.
2426		2672
2427	=cut	2673	=cut
2428		2674
2429	sub deref {	2675	sub deref {
…		…
2457	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
2458	dialogue with the given NPC character.	2704	dialogue with the given NPC character.
2459		2705
2460	=cut	2706	=cut
2461		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
2462	# rough implementation of a future "reply" method that works	2722	# rough implementation of a future "reply" method that works
2463	# with dialog boxes.	2723	# with dialog boxes.
2464	#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
2465	sub cf::object::player::reply($$$;$) {	2725	sub cf::object::player::reply($$$;$) {
2466	my ($self, $npc, $msg, $flags) = @_;	2726	my ($self, $npc, $msg, $flags) = @_;
…		…
2477	my $dialog = $pl->{npc_dialog};	2737	my $dialog = $pl->{npc_dialog};
2478	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2738	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2479		2739
2480	} else {	2740	} else {
2481	$msg = $npc->name . " says: $msg" if $npc;	2741	$msg = $npc->name . " says: $msg" if $npc;
2482	$self->message ($msg, $flags);	2742	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2483	}	2743	}
2484	}	2744	}
2485	}	2745	}
2486		2746
2487	=item $object->send_msg ($channel, $msg, $color, [extra...])	2747	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2497	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2498		2758
2499	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2500	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2501		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2502	=cut	2787	=cut
2503		2788
2504	sub cf::object::player::may {	2789	sub cf::object::player::may {
2505	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2506		2791
2507	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2508	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2509	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2510	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2511	}	2796	}
2512		2797
2513	=item $player_object->enter_link	2798	=item $player_object->enter_link
2514		2799
2515	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}>).
2516		2801
2517	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.
2518	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.
2519		2806
2520	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.
2521		2814
2522	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2523		2816
2524	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2525	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2543	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2544	my ($self) = @_;	2837	my ($self) = @_;
2545		2838
2546	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2547		2840
		2841	++$self->{_link_recursion};
		2842
2548	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2549		2844
2550	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2551	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2552		2847
2553	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2554	}	2849	}
2555		2850
2556	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2557	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2558		2853
…		…
2575	($x, $y) = (-1, -1)	2870	($x, $y) = (-1, -1)
2576	unless (defined $x) && (defined $y);	2871	unless (defined $x) && (defined $y);
2577		2872
2578	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2579	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2580	if $x <=0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2581		2876
2582	$map->load;	2877	$map->load;
2583	$map->load_neighbours;
2584		2878
2585	return unless $self->contr->active;	2879	return unless $self->contr->active;
2586	$self->activate_recursive;
2587		2880
2588	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2589	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2590	}	2883	# entering was successful
		2884	delete $self->{_link_recursion};
		2885	# only activate afterwards, to support waiting in hooks
		2886	$self->activate_recursive;
		2887	}
2591		2888
		2889	}
		2890
2592	=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)]])
2593		2892
2594	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
2595	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2596	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
2597	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
2598	be called at the end of this process.	2897	be called at the end of this process.
2599		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
2600	=cut	2902	=cut
2601		2903
2602	our $GOTOGEN;	2904	our $GOTOGEN;
2603		2905
2604	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2605	my ($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	}
2606		2914
2607	# 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
2608	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2609		2917
2610	$self->enter_link;	2918	$self->enter_link;
…		…
2630	($path, $x, $y) = (undef, undef, undef);	2938	($path, $x, $y) = (undef, undef, undef);
2631	}	2939	}
2632	}	2940	}
2633		2941
2634	my $map = eval {	2942	my $map = eval {
2635	my $map = defined $path ? cf::map::find $path : undef;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2636		2944
2637	if ($map) {	2945	if ($map) {
2638	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2639	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2640	} else {	2948	} else {
2641	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2642	}	2950	}
2643		2951
2644	$map	2952	$map
…		…
2652	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2653	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2654	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2655	}	2963	}
2656		2964
2657	$done->() if $done;	2965	$done->($self) if $done;
2658	})->prio (1);	2966	})->prio (1);
2659	}	2967	}
2660		2968
2661	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2662		2970
…		…
2682	}	2990	}
2683		2991
2684	sub prepare_random_map {	2992	sub prepare_random_map {
2685	my ($exit) = @_;	2993	my ($exit) = @_;
2686		2994
2687	my $guard = cf::lock_acquire "exit_prepare:$exit";
2688
2689	# all this does is basically replace the /! path by	2995	# all this does is basically replace the /! path by
2690	# a new random map path (?random/...) with a seed	2996	# a new random map path (?random/...) with a seed
2691	# that depends on the exit object	2997	# that depends on the exit object
2692		2998
2693	my $rmp = parse_random_map_params $exit->msg;	2999	my $rmp = parse_random_map_params $exit->msg;
…		…
2695	if ($exit->map) {	3001	if ($exit->map) {
2696	$rmp->{region} = $exit->region->name;	3002	$rmp->{region} = $exit->region->name;
2697	$rmp->{origin_map} = $exit->map->path;	3003	$rmp->{origin_map} = $exit->map->path;
2698	$rmp->{origin_x} = $exit->x;	3004	$rmp->{origin_x} = $exit->x;
2699	$rmp->{origin_y} = $exit->y;	3005	$rmp->{origin_y} = $exit->y;
		3006
		3007	$exit->map->touch;
2700	}	3008	}
2701		3009
2702	$rmp->{random_seed} ||= $exit->random_seed;	3010	$rmp->{random_seed} ||= $exit->random_seed;
2703		3011
2704	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	3012	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2708	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3016	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2709	aio_write $fh, 0, (length $data), $data, 0;	3017	aio_write $fh, 0, (length $data), $data, 0;
2710	undef $fh;	3018	undef $fh;
2711	aio_rename "$meta~", $meta;	3019	aio_rename "$meta~", $meta;
2712		3020
		3021	my $slaying = "?random/$md5";
		3022
		3023	if ($exit->valid) {
2713	$exit->slaying ("?random/$md5");	3024	$exit->slaying ("?random/$md5");
2714	$exit->msg (undef);	3025	$exit->msg (undef);
		3026	}
2715	}	3027	}
2716	}	3028	}
2717		3029
2718	sub cf::object::player::enter_exit {	3030	sub cf::object::player::enter_exit {
2719	my ($self, $exit) = @_;	3031	my ($self, $exit) = @_;
2720		3032
2721	return unless $self->type == cf::PLAYER;	3033	return unless $self->type == cf::PLAYER;
2722		3034
2723	if ($exit->slaying eq "/!") {
2724	#TODO: this should de-fi-ni-te-ly not be a sync-job
2725	# the problem is that $exit might not survive long enough
2726	# so it needs to be done right now, right here
2727	cf::sync_job { prepare_random_map $exit };
2728	}
2729
2730	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2731	my $hp = $exit->stats->hp;
2732	my $sp = $exit->stats->sp;
2733
2734	$self->enter_link;	3035	$self->enter_link;
2735		3036
2736	# if exit is damned, update players death & WoR home-position
2737	$self->contr->savebed ($slaying, $hp, $sp)
2738	if $exit->flag (FLAG_DAMNED);
2739
2740	(async {	3037	(async {
2741	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3038	$Coro::current->{desc} = "enter_exit";
2742		3039
2743	$self->deactivate_recursive; # just to be sure
2744	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
2745	$self->goto ($slaying, $hp, $sp);	3070	$self->goto ($map, $x, $y);
2746		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
2747	1;	3076	1
2748	}) {	3077	}) {
2749	$self->message ("Something went wrong deep within the crossfire server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2750	. "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. "
2751	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2752	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2753		3082
2754	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2755	$self->leave_link;	3084	$self->leave_link;
2756	}	3085	}
2757	})->prio (1);	3086	})->prio (1);
2758	}	3087	}
2759		3088
2760	=head3 cf::client	3089	=head3 cf::client
2761		3090
2762	=over 4	3091	=over 4
2763		3092
2764	=item $client->send_drawinfo ($text, $flags)	3093	=item $client->send_big_packet ($pkt)
2765		3094
2766	Sends a drawinfo packet to the client. Circumvents output buffering so	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2767	should not be used under normal circumstances.	3096	them as required.
2768		3097
2769	=cut	3098	=cut
2770		3099
		3100	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3101
2771	sub cf::client::send_drawinfo {	3102	sub cf::client::send_big_packet {
2772	my ($self, $text, $flags) = @_;	3103	my ($self, $pkt) = @_;
2773		3104
2774	utf8::encode $text;	3105	# try lzf for large packets
2775	$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);
2776	}	3116	}
2777		3117
2778	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2779		3119
2780	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2781	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2782	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2783	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2784		3124
2785	=cut	3125	=cut
2786		3126
2787	# non-persistent channels (usually the info channel)	3127	# non-persistent channels (usually the info channel)
2788	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	},
2789	"c/identify" => {	3135	"c/identify" => {
2790	id => "infobox",	3136	id => "infobox",
2791	title => "Identify",	3137	title => "Identify",
2792	reply => undef,	3138	reply => undef,
2793	tooltip => "Items recently identified",	3139	tooltip => "Items recently identified",
…		…
2795	"c/examine" => {	3141	"c/examine" => {
2796	id => "infobox",	3142	id => "infobox",
2797	title => "Examine",	3143	title => "Examine",
2798	reply => undef,	3144	reply => undef,
2799	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",
2800	},	3152	},
2801	"c/book" => {	3153	"c/book" => {
2802	id => "infobox",	3154	id => "infobox",
2803	title => "Book",	3155	title => "Book",
2804	reply => undef,	3156	reply => undef,
…		…
2818	},	3170	},
2819	"c/body" => {	3171	"c/body" => {
2820	id => "infobox",	3172	id => "infobox",
2821	title => "Body Parts",	3173	title => "Body Parts",
2822	reply => undef,	3174	reply => undef,
2823	tooltip => "Shows which body parts you posess and are available",	3175	tooltip => "Shows which body parts you possess and are available",
		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",
2824	},	3212	},
2825	"c/uptime" => {	3213	"c/uptime" => {
2826	id => "infobox",	3214	id => "infobox",
2827	title => "Uptime",	3215	title => "Uptime",
2828	reply => undef,	3216	reply => undef,
…		…
2832	id => "infobox",	3220	id => "infobox",
2833	title => "Map Info",	3221	title => "Map Info",
2834	reply => undef,	3222	reply => undef,
2835	tooltip => "Information related to the maps",	3223	tooltip => "Information related to the maps",
2836	},	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" => $CHAT_CHANNEL,
2837	);	3245	);
2838		3246
2839	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
2840	my ($self, $channel, $msg, $color, @extra) = @_;	3248	my ($self, $channel, $msg, $color, @extra) = @_;
2841		3249
2842	$msg = $self->pl->expand_cfpod ($msg);	3250	$msg = $self->pl->expand_cfpod ($msg)
		3251	unless $color & cf::NDI_VERBATIM;
2843		3252
2844	$color &= cf::NDI_CLIENT_MASK; # just in case...	3253	$color &= cf::NDI_CLIENT_MASK; # just in case...
2845		3254
2846	# check predefined channels, for the benefit of C	3255	# check predefined channels, for the benefit of C
2847	if ($CHANNEL{$channel}) {	3256	if ($CHANNEL{$channel}) {
2848	$channel = $CHANNEL{$channel};	3257	$channel = $CHANNEL{$channel};
2849		3258
2850	$self->ext_msg (channel_info => $channel)	3259	$self->ext_msg (channel_info => $channel);
2851	if $self->can_msg;
2852
2853	$channel = $channel->{id};	3260	$channel = $channel->{id};
2854		3261
2855	} elsif (ref $channel) {	3262	} elsif (ref $channel) {
2856	# send meta info to client, if not yet sent	3263	# send meta info to client, if not yet sent
2857	unless (exists $self->{channel}{$channel->{id}}) {	3264	unless (exists $self->{channel}{$channel->{id}}) {
2858	$self->{channel}{$channel->{id}} = $channel;	3265	$self->{channel}{$channel->{id}} = $channel;
2859	$self->ext_msg (channel_info => $channel)	3266	$self->ext_msg (channel_info => $channel);
2860	if $self->can_msg;
2861	}	3267	}
2862		3268
2863	$channel = $channel->{id};	3269	$channel = $channel->{id};
2864	}	3270	}
2865		3271
2866	return unless @extra || length $msg;	3272	return unless @extra || length $msg;
2867		3273
2868	if ($self->can_msg) {
2869	# default colour, mask it out	3274	# default colour, mask it out
2870	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3275	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2871	if $color & cf::NDI_DEF;	3276	if $color & cf::NDI_DEF;
2872		3277
2873	$self->send_packet ("msg " . $self->{json_coder}->encode (	3278	my $pkt = "msg "
		3279	. $self->{json_coder}->encode (
2874	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3280	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2875	} else {	3281	);
2876	if ($color >= 0) {
2877	# replace some tags by gcfclient-compatible ones
2878	for ($msg) {
2879	1 while
2880	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2881	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2882	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2883	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2884	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2885	}
2886		3282
2887	$color &= cf::NDI_COLOR_MASK;	3283	$self->send_big_packet ($pkt);
2888
2889	utf8::encode $msg;
2890
2891	if (0 && $msg =~ /\[/) {
2892	# COMMAND/INFO
2893	$self->send_packet ("drawextinfo $color 10 8 $msg")
2894	} else {
2895	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2896	$self->send_packet ("drawinfo $color $msg")
2897	}
2898	}
2899	}
2900	}	3284	}
2901		3285
2902	=item $client->ext_msg ($type, @msg)	3286	=item $client->ext_msg ($type, @msg)
2903		3287
2904	Sends an ext event to the client.	3288	Sends an ext event to the client.
…		…
2906	=cut	3290	=cut
2907		3291
2908	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
2909	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
2910		3294
2911	if ($self->extcmd == 2) {
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2913	} elsif ($self->extcmd == 1) { # TODO: remove
2914	push @msg, msgtype => "event_$type";
2915	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2916	}
2917	}
2918
2919	=item $client->ext_reply ($msgid, @msg)
2920
2921	Sends an ext reply to the client.
2922
2923	=cut
2924
2925	sub cf::client::ext_reply($$@) {
2926	my ($self, $id, @msg) = @_;
2927
2928	if ($self->extcmd == 2) {
2929	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2930	} elsif ($self->extcmd == 1) {
2931	#TODO: version 1, remove
2932	unshift @msg, msgtype => "reply", msgid => $id;
2933	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2934	}
2935	}	3296	}
2936		3297
2937	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
2938		3299
2939	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
2959		3320
2960	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
2961	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
2962		3323
2963	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;
2964	}	3364	}
2965		3365
2966	cf::client->attach (	3366	cf::client->attach (
2967	on_connect => sub {	3367	on_connect => sub {
2968	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
2994	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
2995		3395
2996	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2997		3397
2998	if (ref $msg) {	3398	if (ref $msg) {
2999	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3000	"ARRAY" eq ref $msg
3001	? @$msg
3002	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3003		3400
3004	my @reply;
3005
3006	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}) {
3007	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
3008	}	3419	}
3009
3010	$ns->ext_reply ($reply, @reply)
3011	if $reply;
3012
3013	} else {	3420	} else {
3014	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";
3015	}	3422	}
3016		3423
3017	cf::override;	3424	cf::override;
3018	},	3425	},
3019	);	3426	);
…		…
3039		3446
3040	$coro	3447	$coro
3041	}	3448	}
3042		3449
3043	cf::client->attach (	3450	cf::client->attach (
3044	on_destroy => sub {	3451	on_client_destroy => sub {
3045	my ($ns) = @_;	3452	my ($ns) = @_;
3046		3453
3047	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3454	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3048	},	3455	},
3049	);	3456	);
…		…
3065	our $safe_hole = new Safe::Hole;	3472	our $safe_hole = new Safe::Hole;
3066		3473
3067	$SIG{FPE} = 'IGNORE';	3474	$SIG{FPE} = 'IGNORE';
3068		3475
3069	$safe->permit_only (Opcode::opset qw(	3476	$safe->permit_only (Opcode::opset qw(
3070	:base_core :base_mem :base_orig :base_math	3477	:base_core :base_mem :base_orig :base_math :base_loop
3071	grepstart grepwhile mapstart mapwhile	3478	grepstart grepwhile mapstart mapwhile
3072	sort time	3479	sort time
3073	));	3480	));
3074		3481
3075	# here we export the classes and methods available to script code	3482	# here we export the classes and methods available to script code
…		…
3079	The following functions and methods are available within a safe environment:	3486	The following functions and methods are available within a safe environment:
3080		3487
3081	cf::object	3488	cf::object
3082	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
3083	insert remove name archname title slaying race decrease split	3490	insert remove name archname title slaying race decrease split
		3491	value
3084		3492
3085	cf::object::player	3493	cf::object::player
3086	player	3494	player
3087		3495
3088	cf::player	3496	cf::player
…		…
3093		3501
3094	=cut	3502	=cut
3095		3503
3096	for (	3504	for (
3097	["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
3098	insert remove inv name archname title slaying race	3506	insert remove inv nrof name archname title slaying race
3099	decrease split destroy)],	3507	decrease split destroy change_exp value msg lore send_msg)],
3100	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
3101	["cf::player" => qw(peaceful)],	3509	["cf::player" => qw(peaceful send_msg)],
3102	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
3103	) {	3511	) {
3104	no strict 'refs';
3105	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3107	for @funs;	3514	for @funs;
3108	}	3515	}
3109		3516
…		…
3124		3531
3125	my $qcode = $code;	3532	my $qcode = $code;
3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3533	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3127	$qcode =~ s/\n/\\n/g;	3534	$qcode =~ s/\n/\\n/g;
3128		3535
		3536	%vars = (_dummy => 0) unless %vars;
		3537
		3538	my @res;
3129	local $_;	3539	local $_;
3130	local @safe::cf::_safe_eval_args = values %vars;
3131		3540
3132	my $eval =	3541	my $eval =
3133	"do {\n"	3542	"do {\n"
3134	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3543	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3135	. "#line 0 \"{$qcode}\"\n"	3544	. "#line 0 \"{$qcode}\"\n"
3136	. $code	3545	. $code
3137	. "\n}"	3546	. "\n}"
3138	;	3547	;
3139		3548
		3549	if ($CFG{safe_eval}) {
3140	sub_generation_inc;	3550	sub_generation_inc;
		3551	local @safe::cf::_safe_eval_args = values %vars;
3141	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3552	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3142	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	}
3143		3558
3144	if ($@) {	3559	if ($@) {
3145	warn "$@";	3560	warn "$@",
3146	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
3147	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
3148	}	3563	}
3149		3564
3150	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
3151	}	3566	}
3152		3567
…		…
3166	=cut	3581	=cut
3167		3582
3168	sub register_script_function {	3583	sub register_script_function {
3169	my ($fun, $cb) = @_;	3584	my ($fun, $cb) = @_;
3170		3585
3171	no strict 'refs';	3586	$fun = "safe::$fun" if $CFG{safe_eval};
3172	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3587	*$fun = $safe_hole->wrap ($cb);
3173	}	3588	}
3174		3589
3175	=back	3590	=back
3176		3591
3177	=cut	3592	=cut
3178		3593
3179	#############################################################################	3594	#############################################################################
3180	# the server's init and main functions	3595	# the server's init and main functions
3181		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, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
3182	sub load_facedata($) {	3674	sub load_facedata($) {
3183	my ($path) = @_;	3675	my ($path) = @_;
3184		3676
3185	# HACK to clear player env face cache, we need some signal framework
3186	# for this (global event?)
3187	%ext::player_env::MUSIC_FACE_CACHE = ();
3188
3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3190		3678
3191	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
3192		3680
3193	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
3194	0 < aio_load $path, $facedata
3195	or die "$path: $!";
3196
3197	$facedata = Coro::Storable::thaw $facedata;
3198		3682
3199	$facedata->{version} == 2	3683	$facedata->{version} == 2
3200	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3201		3685
3202	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3203	$facedata->{resource}{"res/exp_table"} = {	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3204	type => FT_RSRC,	3688
3205	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
3206	};	3690
3207	cf::cede_to_tick;	3691	# BEGIN ATOMIC
		3692	# from here on, everything must be atomic - no thread switch allowed
		3693	my $t1 = EV::time;
3208		3694
3209	{	3695	{
3210	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
3211		3697
3212	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3214		3701
3215	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
3216	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
3217	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};
3218	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};
3219		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3220	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
3221	}	3709	}
3222		3710
3223	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
3224	next unless $info->{smooth};	3712	next unless $info->{smooth};
3225		3713
…		…
3228		3716
3229	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
3230	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3232	} else {	3720	} else {
3233	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
3234	}	3722	}
3235
3236	cf::cede_to_tick;
3237	}	3723	}
3238	}	3724	}
3239		3725
3240	{	3726	{
3241	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
3242		3728
3243	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
3244	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
3245	cf::cede_to_tick;
3246	}	3731	}
3247		3732
3248	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
3249	}	3734	}
3250		3735
3251	{	3736	{
3252	# TODO: for gcfclient pleasure, we should give resources
3253	# that gcfclient doesn't grok a >10000 face index.
3254	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
3255		3738
3256	while (my ($name, $info) = each %$res) {	3739	while (my ($name, $info) = each %$res) {
3257	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
3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3259	my $data;
3260		3743
3261	if ($info->{type} & 1) {
3262	# prepend meta info
3263
3264	my $meta = $enc->encode ({
3265	name => $name,
3266	%{ $info->{meta} || {} },
3267	});
3268
3269	$data = pack "(w/a*)*", $meta, $info->{data};
3270	} else {
3271	$data = $info->{data};
3272	}
3273
3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3275	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;
3276	} else {	3750	} else {
3277	$RESOURCE{$name} = $info;	3751	# $RESOURCE{$name} = $info; # unused
3278	}	3752	}
3279
3280	cf::cede_to_tick;
3281	}	3753	}
3282	}	3754	}
		3755
		3756	($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;
3283		3765
3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3766	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3285		3767
		3768	aio_close $fh if $fh; # close old facedata
		3769
3286	1	3770	1
3287	}	3771	}
3288
3289	cf::global->attach (on_resource_update => sub {
3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3292
3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3294	my $sound = $soundconf->{compat}[$_]
3295	or next;
3296
3297	my $face = cf::face::find "sound/$sound->[1]";
3298	cf::sound::set $sound->[0] => $face;
3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3300	}
3301
3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
3303	my $face = cf::face::find "sound/$v";
3304	cf::sound::set $k => $face;
3305	}
3306	}
3307	});
3308		3772
3309	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
3310	my ($ns, $want) = @_;	3774	my ($ns, $want) = @_;
3311		3775
3312	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
…		…
3320	my $status = load_resource_file_ $_[0];	3784	my $status = load_resource_file_ $_[0];
3321	get_slot 0.1, 100;	3785	get_slot 0.1, 100;
3322	cf::arch::commit_load;	3786	cf::arch::commit_load;
3323		3787
3324	$status	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;
3325	}	3803	}
3326		3804
3327	sub reload_regions {	3805	sub reload_regions {
3328	# 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
3329	# for this (global event?)	3807	# for this (global event?)
…		…
3337	if exists $_->{match};	3815	if exists $_->{match};
3338	}	3816	}
3339	}	3817	}
3340		3818
3341	sub reload_facedata {	3819	sub reload_facedata {
3342	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
3343	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
3344	}	3822	}
3345		3823
3346	sub reload_archetypes {	3824	sub reload_archetypes {
3347	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
3348	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
		3827
		3828	cf::face::set
		3829	"res/skill_info" => FT_RSRC,
		3830	JSON::XS->new->utf8->canonical->encode (
		3831	[map [cf::arch::skillvec ($_)->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 $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
3349	}	3853	}
3350		3854
3351	sub reload_treasures {	3855	sub reload_treasures {
3352	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
3353	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
3354	}	3858	}
3355		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
3356	sub reload_resources {	3880	sub reload_resources {
3357	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
3358		3882
		3883	reload_materials;
3359	reload_facedata;	3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
3360	reload_archetypes;	3887	reload_archetypes;
3361	reload_regions;	3888	reload_regions;
3362	reload_treasures;	3889	reload_treasures;
3363		3890
3364	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
3365	}
3366
3367	sub init {
3368	my $guard = freeze_mainloop;
3369
3370	reload_resources;
3371	}	3892	}
3372		3893
3373	sub reload_config {	3894	sub reload_config {
3374	open my $fh, "<:utf8", "$CONFDIR/config"	3895	trace "reloading config file...\n";
3375	or return;
3376		3896
3377	local $/;	3897	my $config = load_file "$CONFDIR/config";
3378	*CFG = YAML::Load <$fh>;	3898	utf8::decode $config;
		3899	*CFG = decode_yaml $config;
3379		3900
3380	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3381		3902
3382	$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};
3383	$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};
3384		3905
3385	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3389	};	3910	};
3390	warn $@ if $@;	3911	warn $@ if $@;
3391	}	3912	}
3392	}	3913	}
3393		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
3394	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
3395	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3396	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3397	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#
3398	(async {	3956	(async {
3399	$Coro::current->{desc} = "IDLE BUG HANDLER";	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
3400	EV::loop EV::LOOP_ONESHOT;	3958	EV::run EV::RUN_ONCE;
3401	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3402	};	3960	};
3403		3961
3404	{	3962	evthread_start IO::AIO::poll_fileno;
3405	my $guard = freeze_mainloop;	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;
3406	reload_config;	3976	reload_config;
3407	db_init;	3977
		3978	cf::init_uuid;
		3979	cf::init_signals;
		3980	cf::init_skills;
		3981
		3982	cf::init_beforeplay;
		3983
		3984	atomic;
		3985
3408	load_extensions;	3986	load_extensions;
3409		3987
3410	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3988	utime time, time, $RUNTIMEFILE;
3411	evthread_start IO::AIO::poll_fileno;	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;
3412	}	3995	};
3413		3996
3414	EV::loop;	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;
3415	}	4005	}
3416		4006
3417	#############################################################################	4007	#############################################################################
3418	# initialisation and cleanup	4008	# initialisation and cleanup
3419		4009
3420	# install some emergency cleanup handlers	4010	# install some emergency cleanup handlers
3421	BEGIN {	4011	BEGIN {
3422	our %SIGWATCHER = ();	4012	our %SIGWATCHER = ();
3423	for my $signal (qw(INT HUP TERM)) {	4013	for my $signal (qw(INT HUP TERM)) {
3424	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4014	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3425	cf::cleanup "SIG$signal";	4015	cf::cleanup "SIG$signal";
3426	};	4016	};
3427	}	4017	}
3428	}	4018	}
3429		4019
3430	sub write_runtime_sync {	4020	sub write_runtime_sync {
3431	my $runtime = "$LOCALDIR/runtime";	4021	my $t0 = AE::time;
3432		4022
3433	# first touch the runtime file to show we are still running:	4023	# first touch the runtime file to show we are still running:
3434	# the fsync below can take a very very long time.	4024	# the fsync below can take a very very long time.
3435		4025
3436	IO::AIO::aio_utime $runtime, undef, undef;	4026	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3437		4027
3438	my $guard = cf::lock_acquire "write_runtime";	4028	my $guard = cf::lock_acquire "write_runtime";
3439		4029
3440	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4030	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3441	or return;	4031	or return;
3442		4032
3443	my $value = $cf::RUNTIME + 90 + 10;	4033	my $value = $cf::RUNTIME + 90 + 10;
3444	# 10 is the runtime save interval, for a monotonic clock	4034	# 10 is the runtime save interval, for a monotonic clock
3445	# 60 allows for the watchdog to kill the server.	4035	# 60 allows for the watchdog to kill the server.
…		…
3455	aio_utime $fh, undef, undef;	4045	aio_utime $fh, undef, undef;
3456		4046
3457	close $fh	4047	close $fh
3458	or return;	4048	or return;
3459		4049
3460	aio_rename "$runtime~", $runtime	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3461	and return;	4051	and return;
3462		4052
3463	warn "runtime file written.\n";	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3464		4054
3465	1	4055	1
3466	}	4056	}
3467		4057
3468	our $uuid_lock;	4058	our $uuid_lock;
…		…
3477	my $uuid = "$LOCALDIR/uuid";	4067	my $uuid = "$LOCALDIR/uuid";
3478		4068
3479	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	4069	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3480	or return;	4070	or return;
3481		4071
3482	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	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;
3483	$uuid_skip = 0;	4080	$uuid_skip = 0;
3484		4081
3485	(aio_write $fh, 0, (length $value), $value, 0) <= 0	4082	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3486	and return;	4083	and return;
3487		4084
…		…
3493	or return;	4090	or return;
3494		4091
3495	aio_rename "$uuid~", $uuid	4092	aio_rename "$uuid~", $uuid
3496	and return;	4093	and return;
3497		4094
3498	warn "uuid file written ($value).\n";	4095	trace "uuid file written ($value).\n";
3499		4096
3500	1	4097	1
3501		4098
3502	}	4099	}
3503		4100
…		…
3509	}	4106	}
3510		4107
3511	sub emergency_save() {	4108	sub emergency_save() {
3512	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3513		4110
3514	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;
3515		4117
3516	cf::sync_job {	4118	cf::sync_job {
		4119	cf::write_runtime_sync; # external watchdog should not bark
		4120
3517	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3518	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3519	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3520	warn "begin emergency player save\n";	4124	info "emergency_perl_save: begin player save\n";
3521	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3522	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3523	$pl->valid or next;	4127	$pl->valid or next;
3524	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3525	$pl->save;	4129	$pl->save;
3526	}	4130	}
3527	warn "end emergency player save\n";	4131	info "emergency_perl_save: end player save\n";
3528		4132
3529	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";
3530	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3531	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3532	$map->valid or next;	4138	$map->valid or next;
3533	$map->save;	4139	$map->save;
3534	}	4140	}
3535	warn "end emergency map save\n";	4141	info "emergency_perl_save: end map save\n";
3536		4142
3537	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";
3538	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3539	warn "end emergency database checkpoint\n";	4147	info "emergency_perl_save: end database checkpoint\n";
3540		4148
3541	warn "begin write uuid\n";	4149	info "emergency_perl_save: begin write uuid\n";
3542	write_uuid_sync 1;	4150	write_uuid_sync 1;
3543	warn "end write uuid\n";	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
3544	};	4171	};
3545		4172
3546	warn "leave emergency perl save\n";	4173	info "emergency_perl_save: leave\n";
3547	}	4174	}
3548		4175
3549	sub post_cleanup {	4176	sub post_cleanup {
3550	my ($make_core) = @_;	4177	my ($make_core) = @_;
3551		4178
		4179	IO::AIO::flush;
		4180
3552	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3553	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	}
3554	}	4211	}
3555		4212
3556	sub do_reload_perl() {	4213	sub do_reload_perl() {
3557	# can/must only be called in main	4214	# can/must only be called in main
3558	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3559	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3560	return;	4217	return;
3561	}	4218	}
3562		4219
3563	warn "reloading...";	4220	return if $RELOAD++;
3564		4221
3565	warn "entering sync_job";	4222	my $t1 = AE::time;
3566		4223
		4224	while ($RELOAD) {
		4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
		4227
		4228	trace "perl_reload: entering sync_job";
		4229
3567	cf::sync_job {	4230	cf::sync_job {
3568	cf::write_runtime_sync; # external watchdog should not bark
3569	cf::emergency_save;	4231	#cf::emergency_save;
3570	cf::write_runtime_sync; # external watchdog should not bark
3571		4232
3572	warn "syncing database to disk";
3573	BDB::db_env_txn_checkpoint $DB_ENV;
3574
3575	# if anything goes wrong in here, we should simply crash as we already saved
3576
3577	warn "flushing outstanding aio requests";
3578	for (;;) {
3579	BDB::flush;
3580	IO::AIO::flush;
3581	Coro::cede_notself;
3582	last unless IO::AIO::nreqs || BDB::nreqs;
3583	warn "iterate...";
3584	}
3585
3586	++$RELOAD;
3587
3588	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3589	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3590	%EXT_CORO = ();	4235	%EXT_CORO = ();
3591		4236
3592	warn "removing commands";	4237	trace "perl_reload: removing commands";
3593	%COMMAND = ();	4238	%COMMAND = ();
3594		4239
3595	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3596	%EXTCMD = ();	4241	%EXTCMD = ();
3597	%EXTICMD = ();	4242	%EXTICMD = ();
3598		4243
3599	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3600	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3601	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3602		4247
3603	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3604	eval {	4249	eval {
3605	$cb->($pkg);	4250	$cb->($pkg);
3606	1	4251	1
3607	} 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;
3608	}	4257	}
3609		4258
3610	warn "... nuking $pkg";
3611	Symbol::delete_package $pkg;
3612	}
3613
3614	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3615	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3616	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3617		4262
3618	warn "... unloading $k";	4263	trace "... unloading $k";
3619	delete $INC{$k};	4264	delete $INC{$k};
3620		4265
3621	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3622	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3623		4268
3624	if (my $cb = $k->can ("unload_module")) {	4269	if (my $cb = $k->can ("unload_module")) {
3625	$cb->();	4270	$cb->();
		4271	}
		4272
		4273	clear_package $k;
3626	}	4274	}
3627		4275
3628	Symbol::delete_package $k;
3629	}
3630
3631	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3632	Symbol::delete_package "safe::$_"	4277	clear_package "safe::$_"
3633	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);
3634		4279
3635	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3636	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3637	delete $INC{"cf/pod.pm"};	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3638		4283
3639	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3640	# and global variables created in xs	4285	# and global variables created in xs
3641	#Symbol::delete_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3642		4287
3643	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3644		4289
3645	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3646	require cf;	4291	require cf;
3647	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4292	cf::_connect_to_perl_1;
3648		4293
3649	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3650	cf::reload_config;	4295	cf::reload_config;
3651		4296
3652	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3653	cf::load_extensions;	4298	cf::load_extensions;
3654		4299
		4300	if ($REATTACH_ON_RELOAD) {
3655	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3656	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3657	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3658	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3659	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3660	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
		4307	}
3661		4308
3662	warn "leaving sync_job";	4309	cf::_post_init 1;
3663		4310
		4311	trace "perl_reload: leaving sync_job";
		4312
3664	1	4313	1
3665	} or do {	4314	} or do {
3666	warn $@;	4315	error $@;
3667	cf::cleanup "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
		4317	};
		4318
		4319	--$RELOAD;
3668	};	4320	}
3669		4321
3670	warn "reloaded";	4322	$t1 = AE::time - $t1;
		4323	info "perl_reload: completed in ${t1}s\n";
3671	};	4324	};
3672		4325
3673	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3674		4327
3675	sub reload_perl() {	4328	sub reload_perl() {
3676	# doing reload synchronously and two reloads happen back-to-back,	4329	# doing reload synchronously and two reloads happen back-to-back,
3677	# coro crashes during coro_state_free->destroy here.	4330	# coro crashes during coro_state_free->destroy here.
3678		4331
		4332	$RELOAD_WATCHER ||= cf::async {
		4333	Coro::AIO::aio_wait cache_extensions;
		4334
3679	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4335	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3680	do_reload_perl;	4336	do_reload_perl;
3681	undef $RELOAD_WATCHER;	4337	undef $RELOAD_WATCHER;
		4338	};
3682	};	4339	};
3683	}	4340	}
3684		4341
3685	register_command "reload" => sub {	4342	register_command "reload" => sub {
3686	my ($who, $arg) = @_;	4343	my ($who, $arg) = @_;
…		…
3692	reload_perl;	4349	reload_perl;
3693	};	4350	};
3694	}	4351	}
3695	};	4352	};
3696		4353
3697	unshift @INC, $LIBDIR;	4354	#############################################################################
3698		4355
3699	my $bug_warning = 0;	4356	my $bug_warning = 0;
3700		4357
3701	our @WAIT_FOR_TICK;
3702	our @WAIT_FOR_TICK_BEGIN;
3703
3704	sub wait_for_tick {	4358	sub wait_for_tick() {
3705	return if tick_inhibit || $Coro::current == $Coro::main;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3706		4360
3707	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3708	push @WAIT_FOR_TICK, $signal;
3709	$signal->wait;
3710	}	4362	}
3711		4363
3712	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3713	return if tick_inhibit || $Coro::current == $Coro::main;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3714		4366
3715	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3716	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3717	$signal->wait;	4369	$signal->wait;
3718	}	4370	}
…		…
3722	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3723	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3724	return;	4376	return;
3725	}	4377	}
3726		4378
3727	cf::server_tick; # one server iteration	4379	cf::one_tick; # one server iteration
		4380
		4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3728		4382
3729	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3730	$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.;
3731	Coro::async_pool {	4385	Coro::async_pool {
3732	$Coro::current->{desc} = "runtime saver";	4386	$Coro::current->{desc} = "runtime saver";
3733	write_runtime_sync	4387	write_runtime_sync
3734	or warn "ERROR: unable to write runtime file: $!";	4388	or error "ERROR: unable to write runtime file: $!";
3735	};	4389	};
3736	}	4390	}
3737		4391
3738	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3739	$sig->send;	4393	$sig->send;
3740	}	4394	}
3741	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3742	$sig->send;
3743	}
3744		4396
3745	$LOAD = ($NOW - $TICK_START) / $TICK;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3746	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3747		4399
3748	if (0) {	4400	if (0) {
3749	if ($NEXT_TICK) {	4401	if ($NEXT_TICK) {
3750	my $jitter = $TICK_START - $NEXT_TICK;	4402	my $jitter = $TICK_START - $NEXT_TICK;
3751	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4403	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3752	warn "jitter $JITTER\n";#d#	4404	debug "jitter $JITTER\n";#d#
3753	}	4405	}
3754	}	4406	}
3755	}	4407	}
3756		4408
3757	{	4409	{
3758	# configure BDB	4410	# configure BDB
		4411	info "initialising database";
3759		4412
3760	BDB::min_parallel 8;	4413	BDB::min_parallel 16;
3761	BDB::max_poll_reqs $TICK * 0.1;	4414	BDB::max_poll_reqs $TICK * 0.1;
3762	$Coro::BDB::WATCHER->priority (1);	4415	#$AnyEvent::BDB::WATCHER->priority (1);
3763		4416
3764	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3765	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
3766	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3767	| 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;
3768	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4422	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3769	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4423	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3770		4424
3771	cf::sync_job {	4425	cf::sync_job {
3772	eval {	4426	eval {
…		…
3791	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3792	};	4446	};
3793	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3794	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3795	};	4449	};
		4450
		4451	info "database initialised";
3796	}	4452	}
3797		4453
3798	{	4454	{
3799	# configure IO::AIO	4455	# configure IO::AIO
3800		4456
		4457	info "initialising aio";
3801	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
3802	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
3803	$Coro::AIO::WATCHER->priority (1);	4460	undef $AnyEvent::AIO::WATCHER;
		4461	info "aio initialised";
3804	}	4462	}
3805		4463
3806	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
3807		4466
3808	sub _log_backtrace {	4467	sub _log_backtrace {
3809	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
3810		4469
3811	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
3812		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3813	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
3814	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
3815	++$_log_backtrace;	4478	++$_log_backtrace;
		4479	my $perl_bt = Carp::longmess $msg;
3816	async {	4480	async {
3817	$Coro::current->{desc} = "abt $msg";	4481	$Coro::current->{desc} = "abt $msg";
3818		4482
3819	my @bt = fork_call {	4483	my @bt = fork_call {
3820	@addr = map { sprintf "%x", $_ } @addr;	4484	@addr = map { sprintf "%x", $_ } @addr;
…		…
3831	}	4495	}
3832		4496
3833	@funcs	4497	@funcs
3834	};	4498	};
3835		4499
3836	LOG llevInfo, "[ABT] $msg\n";	4500	LOG llevInfo, "[ABT] $perl_bt\n";
		4501	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3837	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
3838	--$_log_backtrace;	4503	--$_log_backtrace;
3839	};	4504	};
3840	} else {	4505	} else {
3841	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
3842	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3843	}	4508	}
3844	}	4509	}
3845		4510
3846	# load additional modules	4511	# load additional modules
3847	use cf::pod;	4512	require "cf/$_.pm" for @EXTRA_MODULES;
		4513	cf::_connect_to_perl_2;
3848		4514
3849	END { cf::emergency_save }	4515	END { cf::emergency_save }
3850		4516
3851	1	4517	1
3852		4518

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