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Revision 1.427 by root, Sat Apr 26 12:25:45 2008 UTC vs.
Revision 1.624 by root, Sat Nov 17 23:40:02 2018 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 (©) 2018 Marc Alexander Lehmann / the Deliantra team
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	5	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	6	#
6	# Deliantra is free software: you can redistribute it and/or modify	7	# 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	8	# 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	9	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	10	# option) any later version.
10	#	11	#
11	# This program is distributed in the hope that it will be useful,	12	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	13	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	15	# GNU General Public License for more details.
15	#	16	#
16	# You should have received a copy of the GNU General Public License	17	# 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/>.	18	# and the GNU General Public License along with this program. If not, see
18	#	19	# <http://www.gnu.org/licenses/>.
		20	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	21	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	22	#
21		23
22	package cf;	24	package cf;
23		25
24	use utf8;	26	use common::sense;
25	use strict;
26		27
27	use Symbol;	28	use Symbol;
28	use List::Util;	29	use List::Util;
29	use Socket;	30	use Socket;
30	use EV 3.2;	31	use EV;
31	use Opcode;	32	use Opcode;
32	use Safe;	33	use Safe;
33	use Safe::Hole;	34	use Safe::Hole;
34	use Storable ();	35	use Storable ();
		36	use Carp ();
35		37
		38	use AnyEvent ();
		39	use AnyEvent::IO ();
		40	use AnyEvent::DNS ();
		41
36	use Coro 4.50 ();	42	use Coro ();
37	use Coro::State;	43	use Coro::State;
38	use Coro::Handle;	44	use Coro::Handle;
39	use Coro::EV;	45	use Coro::EV;
		46	use Coro::AnyEvent;
40	use Coro::Timer;	47	use Coro::Timer;
41	use Coro::Signal;	48	use Coro::Signal;
42	use Coro::Semaphore;	49	use Coro::Semaphore;
		50	use Coro::SemaphoreSet;
		51	use Coro::AnyEvent;
43	use Coro::AIO;	52	use Coro::AIO;
44	use Coro::BDB;	53	use Coro::BDB 1.6;
45	use Coro::Storable;	54	use Coro::Storable;
46	use Coro::Util ();	55	use Coro::Util ();
47		56
		57	use Guard ();
48	use JSON::XS 2.01 ();	58	use JSON::XS 2.01 ();
49	use BDB ();	59	use BDB ();
50	use Data::Dumper;	60	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	61	use Fcntl;
53	use YAML ();	62	use YAML::XS ();
		63	use CBOR::XS ();
54	use IO::AIO 2.51 ();	64	use IO::AIO ();
55	use Time::HiRes;
56	use Compress::LZF;	65	use Compress::LZF;
57	use Digest::MD5 ();	66	use Digest::MD5 ();
		67
		68	AnyEvent::detect;
58		69
59	# configure various modules to our taste	70	# configure various modules to our taste
60	#	71	#
61	$Storable::canonical = 1; # reduce rsync transfers	72	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	73	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		74
		75	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		76
		77	# make sure c-lzf reinitialises itself
		78	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	79	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		80
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	81	# strictly for debugging
		82	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		83
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	84	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		85
		86	our @ORIG_INC;
68		87
69	our %COMMAND = ();	88	our %COMMAND = ();
70	our %COMMAND_TIME = ();	89	our %COMMAND_TIME = ();
71		90
72	our @EXTS = (); # list of extension package names	91	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	92	our %EXTCMD = ();
		93	our %EXTACMD = ();
74	our %EXTICMD = ();	94	our %EXTICMD = ();
		95	our %EXTIACMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	96	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
77		98
78	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	100	our @EVENT;
		101	our @REFLECT; # set by XS
		102	our %REFLECT; # set by us
80		103
81	our $CONFDIR = confdir;	104	our $CONFDIR = confdir;
		105
82	our $DATADIR = datadir;	106	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	107	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	108	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	109	our $MAPDIR = "$DATADIR/" . mapdir;
		110
86	our $LOCALDIR = localdir;	111	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	112	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	113	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	114	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	115	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	116	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	117	our $PIDFILE = "$LOCALDIR/pid";
		118	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		119
		120	#our %RESOURCE; # unused
		121
		122	our $OUTPUT_RATE_MIN = 3000;
		123	our $OUTPUT_RATE_MAX = 1000000;
		124
		125	our $MAX_LINKS = 32; # how many chained exits to follow
		126	our $VERBOSE_IO = 1;
93		127
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	128	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	129	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	130	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	131	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		132
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	133	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	134	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	135	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	136	our $DB_ENV;
105		137
		138	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		139
106	our %CFG;	140	our %CFG;
		141	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		142
108	our $UPTIME; $UPTIME ||= time;	143	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	144	our $RUNTIME = 0;
		145	our $SERVER_TICK = 0;
110	our $NOW;	146	our $NOW;
111		147
112	our (%PLAYER, %PLAYER_LOADING); # all users	148	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	149	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	150	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	155	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	156	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	157	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	158	our $TICK_START; # for load detecting purposes
123		159
		160	our @POST_INIT;
		161
		162	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		163	our $REALLY_UNLOOP; # never set to true, please :)
		164
		165	our $WAIT_FOR_TICK = new Coro::Signal;
		166	our @WAIT_FOR_TICK_BEGIN;
		167
124	binmode STDOUT;	168	binmode STDOUT;
125	binmode STDERR;	169	binmode STDERR;
126		170
127	# read virtual server time, if available	171	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	172	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	173	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	174	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	175	$RUNTIME = <$fh> + 0.;
132	}	176	}
		177
		178	eval "sub TICK() { $TICK } 1" or die;
133		179
134	mkdir $_	180	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	181	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		182
137	our $EMERGENCY_POSITION;	183	our $EMERGENCY_POSITION;
138		184
139	sub cf::map::normalise;	185	sub cf::map::normalise;
140		186
		187	sub in_main() {
		188	$Coro::current == $Coro::main
		189	}
		190
141	#############################################################################	191	#############################################################################
142		192
		193	%REFLECT = ();
		194	for (@REFLECT) {
		195	my $reflect = JSON::XS::decode_json $_;
		196	$REFLECT{$reflect->{class}} = $reflect;
		197	}
		198
		199	# this is decidedly evil
		200	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		201
		202	#############################################################################
		203
143	=head2 GLOBAL VARIABLES	204	=head2 GLOBAL VARIABLES
144		205
145	=over 4	206	=over 4
146		207
147	=item $cf::UPTIME	208	=item $cf::UPTIME
148		209
149	The timestamp of the server start (so not actually an uptime).	210	The timestamp of the server start (so not actually an "uptime").
		211
		212	=item $cf::SERVER_TICK
		213
		214	An unsigned integer that starts at zero when the server is started and is
		215	incremented on every tick.
		216
		217	=item $cf::NOW
		218
		219	The (real) time of the last (current) server tick - updated before and
		220	after tick processing, so this is useful only as a rough "what time is it
		221	now" estimate.
		222
		223	=item $cf::TICK
		224
		225	The interval between each server tick, in seconds.
150		226
151	=item $cf::RUNTIME	227	=item $cf::RUNTIME
152		228
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	229	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	230	every server tick.
155		231
156	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	232	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
157	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	233	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
158	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	234	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
159		235
160	Various directories - "/etc", read-only install directory, perl-library	236	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	237	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	238	unique-items directory, player file directory, random maps directory and
163	database environment.	239	database environment.
164		240
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	241	=item $cf::LOADAVG
174		242
175	The current CPU load on the server (alpha-smoothed), as a value between 0	243	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	244	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	245	objects per tick. Healthy values are < 0.5.
…		…
185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	253	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
186	from wherever your confdir points to.	254	from wherever your confdir points to.
187		255
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	256	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		257
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	258	These are functions that inhibit the current coroutine one tick.
191	returns directly I<after> the tick processing (and consequently, can only wake one process	259	cf::wait_for_tick_begin only returns directly I<after> the tick
		260	processing (and consequently, can only wake one thread per tick), while
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	261	cf::wait_for_tick wakes up all waiters after tick processing.
		262
		263	Note that cf::wait_for_tick will immediately return when the server is not
		264	ticking, making it suitable for small pauses in threads that need to run
		265	when the server is paused. If that is not applicable (i.e. you I<really>
		266	want to wait, use C<$cf::WAIT_FOR_TICK>).
		267
		268	=item $cf::WAIT_FOR_TICK
		269
		270	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		271	variable contains a L<Coro::Signal> that is broadcats after every server
		272	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		273	next server tick.
		274
		275	=cut
		276
		277	sub wait_for_tick();
		278	sub wait_for_tick_begin();
193		279
194	=item @cf::INVOKE_RESULTS	280	=item @cf::INVOKE_RESULTS
195		281
196	This array contains the results of the last C<invoke ()> call. When	282	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	283	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	284	that call.
199		285
		286	=item %cf::REFLECT
		287
		288	Contains, for each (C++) class name, a hash reference with information
		289	about object members (methods, scalars, arrays and flags) and other
		290	metadata, which is useful for introspection.
		291
200	=back	292	=back
201		293
202	=cut	294	=cut
203		295
204	BEGIN {	296	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	297	sub warn (@) { LOG llevWarn , join "", @_ }
		298	sub info (@) { LOG llevInfo , join "", @_ }
		299	sub debug(@) { LOG llevDebug, join "", @_ }
		300	sub trace(@) { LOG llevTrace, join "", @_ }
		301
		302	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	303	my $msg = join "", @_;
207		304
208	$msg .= "\n"	305	$msg .= "\n"
209	unless $msg =~ /\n$/;	306	unless $msg =~ /\n$/;
210		307
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	308	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		309
213	LOG llevError, $msg;	310	LOG llevWarn, $msg;
214	};	311	};
215	}
216		312
217	$Coro::State::DIEHOOK = sub {	313	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	314	return unless $^S eq 0; # "eq", not "=="
219		315
220	if ($Coro::current == $Coro::main) {#d#	316	error Carp::longmess $_[0];
		317
		318	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	319	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	320	return;#d#
223	}#d#	321	}#d#
224		322
225	# kill coroutine otherwise	323	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	324	Coro::terminate
228	};	325	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		326
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	327	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	328	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	329	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	330	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	337	for my $pkg (qw(
243	cf::global cf::attachable	338	cf::global cf::attachable
244	cf::object cf::object::player	339	cf::object cf::object::player
245	cf::client cf::player	340	cf::client cf::player
246	cf::arch cf::living	341	cf::arch cf::living
		342	cf::map cf::mapspace
247	cf::map cf::party cf::region	343	cf::party cf::region
248	)) {	344	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	345	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	346	}
252		347
253	$EV::DIED = sub {	348	$EV::DIED = sub {
254	warn "error in event callback: @_";	349	warn "error in event callback: $@";
255	};	350	};
		351
		352	#############################################################################
		353
		354	sub fork_call(&@);
		355	sub get_slot($;$$);
256		356
257	#############################################################################	357	#############################################################################
258		358
259	=head2 UTILITY FUNCTIONS	359	=head2 UTILITY FUNCTIONS
260		360
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	381	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	382	$d
283	} || "[unable to dump $_[0]: '$@']";	383	} || "[unable to dump $_[0]: '$@']";
284	}	384	}
285		385
		386	=item $scalar = cf::load_file $path
		387
		388	Loads the given file from path and returns its contents. Croaks on error
		389	and can block.
		390
		391	=cut
		392
		393	sub load_file($) {
		394	0 <= aio_load $_[0], my $data
		395	or Carp::croak "$_[0]: $!";
		396
		397	$data
		398	}
		399
		400	=item $success = cf::replace_file $path, $data, $sync
		401
		402	Atomically replaces the file at the given $path with new $data, and
		403	optionally $sync the data to disk before replacing the file.
		404
		405	=cut
		406
		407	sub replace_file($$;$) {
		408	my ($path, $data, $sync) = @_;
		409
		410	my $lock = cf::lock_acquire ("replace_file:$path");
		411
		412	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		413	or return;
		414
		415	$data = $data->() if ref $data;
		416
		417	length $data == aio_write $fh, 0, (length $data), $data, 0
		418	or return;
		419
		420	!$sync
		421	or !aio_fsync $fh
		422	or return;
		423
		424	aio_close $fh
		425	and return;
		426
		427	aio_rename "$path~", $path
		428	and return;
		429
		430	if ($sync) {
		431	$path =~ s%/[^/]*$%%;
		432	aio_pathsync $path;
		433	}
		434
		435	1
		436	}
		437
286	=item $ref = cf::decode_json $json	438	=item $ref = cf::decode_json $json
287		439
288	Converts a JSON string into the corresponding perl data structure.	440	Converts a JSON string into the corresponding perl data structure.
289		441
290	=item $json = cf::encode_json $ref	442	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	448	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		449
298	sub encode_json($) { $json_coder->encode ($_[0]) }	450	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	451	sub decode_json($) { $json_coder->decode ($_[0]) }
300		452
		453	=item $ref = cf::decode_storable $scalar
		454
		455	Same as Coro::Storable::thaw, so blocks.
		456
		457	=cut
		458
		459	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		460
		461	=item $ref = cf::decode_yaml $scalar
		462
		463	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		464
		465	=cut
		466
		467	sub decode_yaml($) {
		468	fork_call { YAML::XS::Load $_[0] } @_
		469	}
		470
		471	=item $scalar = cf::decode_cbor $scalar
		472
		473	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		474	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		475	alternative.
		476
		477	=cut
		478
		479	sub decode_cbor($) {
		480	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		481	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		482	CBOR::XS::decode_cbor $_[0]
		483	}
		484
		485	=item $scalar = cf::unlzf $scalar
		486
		487	Same as Compress::LZF::compress, but takes server ticks into account, so
		488	blocks.
		489
		490	=cut
		491
		492	sub unlzf($) {
		493	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		494	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		495	Compress::LZF::decompress $_[0]
		496	}
		497
		498	=item cf::post_init { BLOCK }
		499
		500	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		501	but I<before> the server starts ticking again.
		502
		503	The codeblock will have a single boolean argument to indicate whether this
		504	is a reload or not.
		505
		506	=cut
		507
		508	sub post_init(&) {
		509	push @POST_INIT, shift;
		510	}
		511
		512	sub _post_init {
		513	trace "running post_init jobs";
		514
		515	# run them in parallel...
		516
		517	my @join;
		518
		519	while () {
		520	push @join, map &Coro::async ($_, 0), @POST_INIT;
		521	@POST_INIT = ();
		522
		523	@join or last;
		524
		525	(pop @join)->join;
		526	}
		527	}
		528
301	=item cf::lock_wait $string	529	=item cf::lock_wait $string
302		530
303	Wait until the given lock is available. See cf::lock_acquire.	531	Wait until the given lock is available. See cf::lock_acquire.
304		532
305	=item my $lock = cf::lock_acquire $string	533	=item my $lock = cf::lock_acquire $string
306		534
307	Wait until the given lock is available and then acquires it and returns	535	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,	536	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	537	for example when the coroutine gets canceled), the lock is automatically
310	returned.	538	returned.
311		539
312	Locks are *not* recursive, locking from the same coro twice results in a	540	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	541	deadlocked coro.
…		…
319		547
320	Return true if the lock is currently active, i.e. somebody has locked it.	548	Return true if the lock is currently active, i.e. somebody has locked it.
321		549
322	=cut	550	=cut
323		551
324	our %LOCK;	552	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		553
327	sub lock_wait($) {	554	sub lock_wait($) {
328	my ($key) = @_;	555	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	556	}
341		557
342	sub lock_acquire($) {	558	sub lock_acquire($) {
343	my ($key) = @_;	559	$LOCKS->guard ($_[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	}	560	}
357		561
358	sub lock_active($) {	562	sub lock_active($) {
359	my ($key) = @_;	563	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	564	}
363		565
364	sub freeze_mainloop {	566	sub freeze_mainloop {
365	tick_inhibit_inc;	567	tick_inhibit_inc;
366		568
367	Coro::guard \&tick_inhibit_dec;	569	&Guard::guard (\&tick_inhibit_dec);
368	}	570	}
369		571
370	=item cf::periodic $interval, $cb	572	=item cf::periodic $interval, $cb
371		573
372	Like EV::periodic, but randomly selects a starting point so that the actions	574	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	575	get spread over time.
374		576
375	=cut	577	=cut
376		578
377	sub periodic($$) {	579	sub periodic($$) {
378	my ($interval, $cb) = @_;	580	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	584	EV::periodic $start, $interval, 0, $cb
383	}	585	}
384		586
385	=item cf::get_slot $time[, $priority[, $name]]	587	=item cf::get_slot $time[, $priority[, $name]]
386		588
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	589	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	590	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	591	C<$time> seconds of cpu time till the next tick. The slot is only valid
		592	till the next cede.
		593
		594	Background jobs should use a priority less than zero, interactive jobs
		595	should use 100 or more.
390		596
391	The optional C<$name> can be used to identify the job to run. It might be	597	The optional C<$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.	598	used for statistical purposes and should identify the same time-class.
393		599
394	Useful for short background jobs.	600	Useful for short background jobs.
395		601
396	=cut	602	=cut
397		603
398	our @SLOT_QUEUE;	604	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	605	our $SLOT_QUEUE;
		606	our $SLOT_DECAY = 0.9;
400		607
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	608	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	609	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	610	$Coro::current->desc ("timeslot manager");
404		611
405	my $signal = new Coro::Signal;	612	my $signal = new Coro::Signal;
		613	my $busy;
406		614
407	while () {	615	while () {
408	next_job:	616	next_job:
		617
		618	Coro::cede;
		619
409	my $avail = cf::till_tick;	620	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	621
411	for (0 .. $#SLOT_QUEUE) {	622	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	623	if ($SLOT_QUEUE[$_][0] <= $avail) {
		624	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	625	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	626	$job->[2]->send;
415	Coro::cede;
416	goto next_job;	627	goto next_job;
417	}	628	} else {
		629	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	630	}
419	}	631	}
420		632
421	if (@SLOT_QUEUE) {	633	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	634	wait_for_tick;
423	push @cf::WAIT_FOR_TICK, $signal;
424	$signal->wait;
425	} else {	635	} else {
		636	$busy = 0;
426	Coro::schedule;	637	Coro::schedule;
427	}	638	}
428	}	639	}
429	};	640	};
430		641
431	sub get_slot($;$$) {	642	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	643	return if tick_inhibit || $Coro::current == $Coro::main;
433		644
434	my ($time, $pri, $name) = @_;	645	my ($time, $pri, $name) = @_;
435		646
436	$time = $TICK * .6 if $time > $TICK * .6;	647	$time = clamp $time, 0.01, $TICK * .6;
		648
437	my $sig = new Coro::Signal;	649	my $sig = new Coro::Signal;
438		650
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	651	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	652	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	653	$SLOT_QUEUE->ready;
…		…
453	BEGIN { *async = \&Coro::async_pool }	665	BEGIN { *async = \&Coro::async_pool }
454		666
455	=item cf::sync_job { BLOCK }	667	=item cf::sync_job { BLOCK }
456		668
457	The design of Deliantra requires that the main coroutine ($Coro::main)	669	The design of Deliantra requires that the main coroutine ($Coro::main)
458	is always able to handle events or runnable, as Deliantra is only	670	is always able to handle events or is runnable, as Deliantra is only
459	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	671	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
460	acceptable.	672	acceptable.
461		673
462	If it must be done, put the blocking parts into C<sync_job>. This will run	674	If it must be done, put the blocking parts into C<sync_job>. This will run
463	the given BLOCK in another coroutine while waiting for the result. The	675	the given BLOCK in another coroutine while waiting for the result. The
…		…
467	=cut	679	=cut
468		680
469	sub sync_job(&) {	681	sub sync_job(&) {
470	my ($job) = @_;	682	my ($job) = @_;
471		683
472	if ($Coro::current == $Coro::main) {	684	if (in_main) {
473	my $time = EV::time;	685	my $time = AE::time;
474		686
475	# this is the main coro, too bad, we have to block	687	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	688	# till the operation succeeds, freezing the server :/
477		689
478	LOG llevError, Carp::longmess "sync job";#d#	690	#LOG llevError, Carp::longmess "sync job";#d#
479		691
480	my $freeze_guard = freeze_mainloop;	692	my $freeze_guard = freeze_mainloop;
481		693
482	my $busy = 1;	694	my $busy = 1;
483	my @res;	695	my @res;
484		696
485	(async {	697	(async {
486	$Coro::current->desc ("sync job coro");	698	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	699	@res = eval { $job->() };
488	warn $@ if $@;	700	error $@ if $@;
489	undef $busy;	701	undef $busy;
490	})->prio (Coro::PRIO_MAX);	702	})->prio (Coro::PRIO_MAX);
491		703
492	while ($busy) {	704	while ($busy) {
493	if (Coro::nready) {	705	if (Coro::nready) {
494	Coro::cede_notself;	706	Coro::cede_notself;
495	} else {	707	} else {
496	EV::loop EV::LOOP_ONESHOT;	708	EV::run EV::RUN_ONCE;
497	}	709	}
498	}	710	}
499		711
500	my $time = EV::time - $time;	712	my $time = AE::time - $time;
501		713
502	$TICK_START += $time; # do not account sync jobs to server load	714	$TICK_START += $time; # do not account sync jobs to server load
503		715
504	wantarray ? @res : $res[0]	716	wantarray ? @res : $res[0]
505	} else {	717	} else {
…		…
527	$EXT_CORO{$coro+0} = $coro;	739	$EXT_CORO{$coro+0} = $coro;
528		740
529	$coro	741	$coro
530	}	742	}
531		743
532	=item fork_call { }, $args	744	=item fork_call { }, @args
533		745
534	Executes the given code block with the given arguments in a seperate	746	Executes the given code block with the given arguments in a seperate
535	process, returning the results. Everything must be serialisable with	747	process, returning the results. Everything must be serialisable with
536	Coro::Storable. May, of course, block. Note that the executed sub may	748	Coro::Storable. May, of course, block. Note that the executed sub may
537	never block itself or use any form of event handling.	749	never block itself or use any form of event handling.
538		750
539	=cut	751	=cut
540		752
		753	sub post_fork {
		754	reset_signals;
		755	}
		756
541	sub fork_call(&@) {	757	sub fork_call(&@) {
542	my ($cb, @args) = @_;	758	my ($cb, @args) = @_;
543		759
544	# we seemingly have to make a local copy of the whole thing,
545	# otherwise perl prematurely frees the stuff :/
546	# TODO: investigate and fix (likely this will be rather laborious)
547
548	my @res = Coro::Util::fork_eval {	760	my @res = Coro::Util::fork_eval {
549	reset_signals;	761	cf::post_fork;
550	&$cb	762	&$cb
551	}, @args;	763	} @args;
552		764
553	wantarray ? @res : $res[-1]	765	wantarray ? @res : $res[-1]
		766	}
		767
		768	sub objinfo {
		769	(
		770	"counter value" => cf::object::object_count,
		771	"objects created" => cf::object::create_count,
		772	"objects destroyed" => cf::object::destroy_count,
		773	"freelist size" => cf::object::free_count,
		774	"allocated objects" => cf::object::objects_size,
		775	"active objects" => cf::object::actives_size,
		776	)
554	}	777	}
555		778
556	=item $coin = coin_from_name $name	779	=item $coin = coin_from_name $name
557		780
558	=cut	781	=cut
…		…
595	within each server.	818	within each server.
596		819
597	=cut	820	=cut
598		821
599	sub db_table($) {	822	sub db_table($) {
		823	cf::error "db_get called from main context"
		824	if $Coro::current == $Coro::main;
		825
600	my ($name) = @_;	826	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	827	my $db = BDB::db_create $DB_ENV;
602		828
603	eval {	829	eval {
604	$db->set_flags (BDB::CHKSUM);	830	$db->set_flags (BDB::CHKSUM);
…		…
614	}	840	}
615		841
616	our $DB;	842	our $DB;
617		843
618	sub db_init {	844	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	845	$DB ||= db_table "db";
621	};
622	}	846	}
623		847
624	sub db_get($$) {	848	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	849	my $key = "$_[0]/$_[1]";
626		850
627	cf::sync_job {	851	cf::error "db_get called from main context"
		852	if $Coro::current == $Coro::main;
		853
628	BDB::db_get $DB, undef, $key, my $data;	854	BDB::db_get $DB, undef, $key, my $data;
629		855
630	$! ? ()	856	$! ? ()
631	: $data	857	: $data
632	}
633	}	858	}
634		859
635	sub db_put($$$) {	860	sub db_put($$$) {
636	BDB::dbreq_pri 4;	861	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	862	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
665		890
666	my @data;	891	my @data;
667	my $md5;	892	my $md5;
668		893
669	for (0 .. $#$src) {	894	for (0 .. $#$src) {
670	0 <= aio_load $src->[$_], $data[$_]	895	$data[$_] = load_file $src->[$_];
671	or Carp::croak "$src->[$_]: $!";
672	}	896	}
673		897
674	# if processing is expensive, check	898	# if processing is expensive, check
675	# checksum first	899	# checksum first
676	if (1) {	900	if (1) {
…		…
689		913
690	return db_get cache => "$id/data";	914	return db_get cache => "$id/data";
691	}	915	}
692	}	916	}
693		917
694	my $t1 = Time::HiRes::time;	918	my $t1 = EV::time;
695	my $data = $process->(\@data);	919	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	920	my $t2 = EV::time;
697		921
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	922	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		923
700	db_put cache => "$id/data", $data;	924	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	925	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	926	db_put cache => "$id/meta", $meta;
703		927
…		…
713		937
714	=cut	938	=cut
715		939
716	sub datalog($@) {	940	sub datalog($@) {
717	my ($type, %kv) = @_;	941	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	942	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	943	}
720		944
721	=back	945	=back
722		946
723	=cut	947	=cut
724		948
725	#############################################################################	949	#############################################################################
726		950
727	=head2 ATTACHABLE OBJECTS	951	=head2 ATTACHABLE OBJECTS
728		952
729	Many objects in crossfire are so-called attachable objects. That means you can	953	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")	954	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	955	to it. All such attachable objects support the following methods.
732		956
733	In the following description, CLASS can be any of C<global>, C<object>	957	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	958	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	1008	=item cf::CLASS::attachment $name, ...
785		1009
786	Register an attachment by C<$name> through which attachable objects of the	1010	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	1011	given CLASS can refer to this attachment.
788		1012
789	Some classes such as crossfire maps and objects can specify attachments	1013	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.	1014	that are attached at load/instantiate time, thus the need for a name.
791		1015
792	These calls expect any number of the following handler/hook descriptions:	1016	These calls expect any number of the following handler/hook descriptions:
793		1017
794	=over 4	1018	=over 4
…		…
918		1142
919	} elsif (exists $cb_id{$type}) {	1143	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1144	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		1145
922	} elsif (ref $type) {	1146	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	1147	error "attaching objects not supported, ignoring.\n";
924		1148
925	} else {	1149	} else {
926	shift @arg;	1150	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	1151	error "attach argument '$type' not supported, ignoring.\n";
928	}	1152	}
929	}	1153	}
930	}	1154	}
931		1155
932	sub _object_attach {	1156	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
943	}	1167	}
944		1168
945	$obj->{$name} = \%arg;	1169	$obj->{$name} = \%arg;
946	} else {	1170	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1171	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1172	}
949		1173
950	$obj->{_attachment}{$name} = undef;	1174	$obj->{_attachment}{$name} = undef;
951	}	1175	}
952		1176
…		…
1011		1235
1012	for (@$callbacks) {	1236	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1237	eval { &{$_->[1]} };
1014		1238
1015	if ($@) {	1239	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1240	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1241	override;
1019	}	1242	}
1020		1243
1021	return 1 if $override;	1244	return 1 if $override;
1022	}	1245	}
…		…
1085		1308
1086	sub reattach {	1309	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1310	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1311	my ($obj) = @_;
1089		1312
		1313	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1314	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1315
1092	my $registry = $obj->registry;	1316	my $registry = $obj->registry;
1093		1317
1094	@$registry = ();	1318	@$registry = ();
1095		1319
…		…
1100	for (@$attach) {	1324	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1325	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1326	_attach $registry, $klass, @attach;
1103	}	1327	}
1104	} else {	1328	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1329	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1330	}
1107	}	1331	}
1108	}	1332	}
1109		1333
1110	cf::attachable->attach (	1334	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1361	my ($filename, $rdata, $objs) = @_;
1138		1362
1139	sync_job {	1363	sync_job {
1140	if (length $$rdata) {	1364	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1365	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1366	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1367	$decname, length $$rdata, scalar @$objs
		1368	if $VERBOSE_IO;
1144		1369
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1370	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1371	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1372	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1373	if ($cf::USE_FSYNC) {
		1374	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;
		1375	aio_fsync $fh;
		1376	}
1149	aio_close $fh;	1377	aio_close $fh;
1150		1378
1151	if (@$objs) {	1379	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1380	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1381	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1382	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1383	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1384	if ($cf::USE_FSYNC) {
		1385	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;
		1386	aio_fsync $fh;
		1387	}
1157	aio_close $fh;	1388	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1389	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1390	}
1160	} else {	1391	} else {
1161	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1162	}	1393	}
1163		1394
1164	aio_rename "$filename~", $filename;	1395	aio_rename "$filename~", $filename;
		1396
		1397	$filename =~ s%/[^/]+$%%;
		1398	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1399	} else {
1166	warn "FATAL: $filename~: $!\n";	1400	error "unable to save objects: $filename~: $!\n";
1167	}	1401	}
1168	} else {	1402	} else {
1169	aio_unlink $filename;	1403	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1404	aio_unlink "$filename.pst";
1171	}	1405	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1429	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1430	$av = $st->{objs};
1197	}	1431	}
1198		1432
1199	utf8::decode (my $decname = $filename);	1433	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1434	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1435	$decname, length $data, scalar @{$av || []}
		1436	if $VERBOSE_IO;
1202		1437
1203	($data, $av)	1438	($data, $av)
1204	}	1439	}
1205		1440
1206	=head2 COMMAND CALLBACKS	1441	=head2 COMMAND CALLBACKS
…		…
1210	=cut	1445	=cut
1211		1446
1212	#############################################################################	1447	#############################################################################
1213	# command handling &c	1448	# command handling &c
1214		1449
1215	=item cf::register_command $name => \&callback($ob,$args);	1450	=item cf::register_command $name => \&callback($ob,$args)
1216		1451
1217	Register a callback for execution when the client sends the user command	1452	Register a callback for execution when the client sends the user command
1218	$name.	1453	$name.
1219		1454
1220	=cut	1455	=cut
…		…
1226	#warn "registering command '$name/$time' to '$caller'";	1461	#warn "registering command '$name/$time' to '$caller'";
1227		1462
1228	push @{ $COMMAND{$name} }, [$caller, $cb];	1463	push @{ $COMMAND{$name} }, [$caller, $cb];
1229	}	1464	}
1230		1465
1231	=item cf::register_extcmd $name => \&callback($pl,$packet);	1466	=item cf::register_extcmd $name => \&callback($pl,@args)
1232		1467
1233	Register a callback for execution when the client sends an (synchronous)	1468	Register a callback for execution when the client sends an (synchronous)
1234	extcmd packet. Ext commands will be processed in the order they are	1469	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	1470	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	1471	the logged-in player. Ext commands can only be processed after a player
1237	has logged in successfully.	1472	has logged in successfully.
1238		1473
1239	If the callback returns something, it is sent back as if reply was being	1474	The values will be sent back to the client.
1240	called.
1241		1475
		1476	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1477
		1478	Same as C<cf::register_extcmd>, but instead of returning values, the
		1479	callback needs to clal the C<$reply> function.
		1480
1242	=item cf::register_exticmd $name => \&callback($ns,$packet);	1481	=item cf::register_exticmd $name => \&callback($ns,@args)
1243		1482
1244	Register a callback for execution when the client sends an (asynchronous)	1483	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	1484	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	1485	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	1486	is a client socket. Exti commands can be received anytime, even before
1248	log-in.	1487	log-in.
1249		1488
1250	If the callback returns something, it is sent back as if reply was being	1489	The values will be sent back to the client.
1251	called.
1252		1490
1253	=cut	1491	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1254		1492
		1493	Same as C<cf::register_extcmd>, but instead of returning values, the
		1494	callback needs to clal the C<$reply> function.
		1495
		1496	=cut
		1497
1255	sub register_extcmd {	1498	sub register_extcmd($$) {
1256	my ($name, $cb) = @_;	1499	my ($name, $cb) = @_;
1257		1500
1258	$EXTCMD{$name} = $cb;	1501	$EXTCMD{$name} = $cb;
1259	}	1502	}
1260		1503
1261	sub register_exticmd {	1504	sub register_async_extcmd($$) {
1262	my ($name, $cb) = @_;	1505	my ($name, $cb) = @_;
1263		1506
		1507	$EXTACMD{$name} = $cb;
		1508	}
		1509
		1510	sub register_exticmd($$) {
		1511	my ($name, $cb) = @_;
		1512
1264	$EXTICMD{$name} = $cb;	1513	$EXTICMD{$name} = $cb;
1265	}	1514	}
1266		1515
		1516	sub register_async_exticmd($$) {
		1517	my ($name, $cb) = @_;
		1518
		1519	$EXTIACMD{$name} = $cb;
		1520	}
		1521
		1522	use File::Glob ();
		1523
1267	cf::player->attach (	1524	cf::player->attach (
1268	on_command => sub {	1525	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1526	my ($pl, $name, $params) = @_;
1270		1527
1271	my $cb = $COMMAND{$name}	1528	my $cb = $COMMAND{$name}
1272	or return;	1529	or return;
1273		1530
…		…
1281	my ($pl, $buf) = @_;	1538	my ($pl, $buf) = @_;
1282		1539
1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1540	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1284		1541
1285	if (ref $msg) {	1542	if (ref $msg) {
1286	my ($type, $reply, @payload) =	1543	my ($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		1544
1291	my @reply;
1292
1293	if (my $cb = $EXTCMD{$type}) {	1545	if (my $cb = $EXTACMD{$type}) {
		1546	$cb->(
		1547	$pl,
		1548	sub {
		1549	$pl->ext_msg ("reply-$reply", @_)
		1550	if $reply;
		1551	},
		1552	@payload
		1553	);
		1554	} else {
		1555	my @reply;
		1556
		1557	if (my $cb = $EXTCMD{$type}) {
1294	@reply = $cb->($pl, @payload);	1558	@reply = $cb->($pl, @payload);
		1559	}
		1560
		1561	$pl->ext_msg ("reply-$reply", @reply)
		1562	if $reply;
1295	}	1563	}
1296		1564
1297	$pl->ext_reply ($reply, @reply)
1298	if $reply;
1299
1300	} else {	1565	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1566	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1567	}
1303		1568
1304	cf::override;	1569	cf::override;
1305	},	1570	},
1306	);	1571	);
1307		1572
		1573	# "readahead" all extensions
		1574	sub cache_extensions {
		1575	my $grp = IO::AIO::aio_group;
		1576
		1577	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1578	for (grep /\.ext$/, @{$_[0]}) {
		1579	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1580	}
		1581	};
		1582
		1583	$grp
		1584	}
		1585
		1586	sub _ext_cfg_reg($$$$) {
		1587	my ($rvar, $varname, $cfgname, $default) = @_;
		1588
		1589	$cfgname = lc $varname
		1590	unless length $cfgname;
		1591
		1592	$EXT_CFG{$cfgname} = [$rvar, $default];
		1593
		1594	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1595	}
		1596
1308	sub load_extensions {	1597	sub load_extensions {
		1598	info "loading extensions...";
		1599
		1600	%EXT_CFG = ();
		1601
1309	cf::sync_job {	1602	cf::sync_job {
1310	my %todo;	1603	my %todo;
1311		1604
1312	for my $path (<$LIBDIR/*.ext>) {	1605	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1606	next unless -r $path;
…		…
1331		1624
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1625	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1626	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1627
1335	$ext{source} =	1628	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1629	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1630	. "#line 1 \"$path\"\n{\n"
1338	. $source	1631	. $source
1339	. "\n};\n1";	1632	. "\n};\n1";
1340		1633
1341	$todo{$base} = \%ext;	1634	$todo{$base} = \%ext;
1342	}	1635	}
1343		1636
		1637	my $pass = 0;
1344	my %done;	1638	my %done;
1345	while (%todo) {	1639	while (%todo) {
1346	my $progress;	1640	my $progress;
1347		1641
		1642	++$pass;
		1643
		1644	ext:
1348	while (my ($k, $v) = each %todo) {	1645	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1646	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1647	next ext
1351	unless exists $done{$_};	1648	unless exists $done{$_};
1352	}	1649	}
1353		1650
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1651	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1652
1356	unless (eval $v->{source}) {	1653	my $source = $v->{source};
		1654
		1655	# support "CONF varname :confname = default" pseudo-statements
		1656	$source =~ s{
		1657	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1658	}{
		1659	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1660	}gmxe;
		1661
		1662	my $active = eval $source;
		1663
		1664	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1665	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1666
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1667	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1668	if exists $v->{meta}{mandatory};
1364		1669
1365	warn $msg;	1670	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1671	delete $todo{$k};
		1672	} else {
		1673	$done{$k} = delete $todo{$k};
		1674	push @EXTS, $v->{pkg};
		1675	$progress = 1;
		1676
		1677	info "$v->{base}: extension inactive.\n"
		1678	unless $active;
1366	}	1679	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1680	}
1372		1681
1373	skip:	1682	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1683	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1684
		1685	while (my ($k, $v) = each %todo) {
		1686	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1687	if exists $v->{meta}{mandatory};
		1688	}
		1689
		1690	last;
		1691	}
1376	}	1692	}
1377	};	1693	};
1378	}	1694	}
1379		1695
1380	#############################################################################	1696	#############################################################################
1381		1697
1382	=back	1698	=back
1383		1699
1384	=head2 CORE EXTENSIONS	1700	=head2 CORE EXTENSIONS
1385		1701
1386	Functions and methods that extend core crossfire objects.	1702	Functions and methods that extend core deliantra objects.
1387		1703
1388	=cut	1704	=cut
1389		1705
1390	package cf::player;	1706	package cf::player;
1391		1707
…		…
1434		1750
1435	sub exists($) {	1751	sub exists($) {
1436	my ($login) = @_;	1752	my ($login) = @_;
1437		1753
1438	$cf::PLAYER{$login}	1754	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1755	or !aio_stat path $login
1440	}	1756	}
1441		1757
1442	sub find($) {	1758	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1759	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1760	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1780	$cf::PLAYER{$login} = $pl
1465	}	1781	}
1466	}	1782	}
1467	}	1783	}
1468		1784
		1785	cf::player->attach (
		1786	on_load => sub {
		1787	my ($pl, $path) = @_;
		1788
		1789	# restore slots saved in save, below
		1790	my $slots = delete $pl->{_slots};
		1791
		1792	$pl->ob->current_weapon ($slots->[0]);
		1793	$pl->combat_ob ($slots->[1]);
		1794	$pl->ranged_ob ($slots->[2]);
		1795	},
		1796	);
		1797
1469	sub save($) {	1798	sub save($) {
1470	my ($pl) = @_;	1799	my ($pl) = @_;
1471		1800
1472	return if $pl->{deny_save};	1801	return if $pl->{deny_save};
1473		1802
…		…
1478		1807
1479	aio_mkdir playerdir $pl, 0770;	1808	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1809	$pl->{last_save} = $cf::RUNTIME;
1481		1810
1482	cf::get_slot 0.01;	1811	cf::get_slot 0.01;
		1812
		1813	# save slots, to be restored later
		1814	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1815
1484	$pl->save_pl ($path);	1816	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1817	cf::cede_to_tick;
1486	}	1818	}
1487		1819
…		…
1519	my ($pl) = @_;	1851	my ($pl) = @_;
1520		1852
1521	my $name = $pl->ob->name;	1853	my $name = $pl->ob->name;
1522		1854
1523	$pl->{deny_save} = 1;	1855	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1856	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1857
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1858	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1527	$pl->deactivate;	1859	$pl->deactivate;
		1860
		1861	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1862	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1863	ext::highscore::check ($pl->ob);
		1864
1529	$pl->ns->destroy if $pl->ns;	1865	$pl->ns->destroy if $pl->ns;
1530		1866
1531	my $path = playerdir $pl;	1867	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1868	my $temp = "$path~$cf::RUNTIME~deleting~";
1533	aio_rename $path, $temp;	1869	aio_rename $path, $temp;
…		…
1587	\@logins	1923	\@logins
1588	}	1924	}
1589		1925
1590	=item $player->maps	1926	=item $player->maps
1591		1927
		1928	=item cf::player::maps $login
		1929
1592	Returns an arrayref of map paths that are private for this	1930	Returns an arrayref of map paths that are private for this
1593	player. May block.	1931	player. May block.
1594		1932
1595	=cut	1933	=cut
1596		1934
…		…
1613	}	1951	}
1614		1952
1615	\@paths	1953	\@paths
1616	}	1954	}
1617		1955
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1956	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1957
1620	Expand crossfire pod fragments into protocol xml.	1958	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710
1711	=item $player->ext_reply ($msgid, @msg)
1712
1713	Sends an ext reply to the player.
1714
1715	=cut
1716
1717	sub ext_reply($$@) {
1718	my ($self, $id, @msg) = @_;
1719
1720	$self->ns->ext_reply ($id, @msg)
1721	}
1722		1959
1723	=item $player->ext_msg ($type, @msg)	1960	=item $player->ext_msg ($type, @msg)
1724		1961
1725	Sends an ext event to the client.	1962	Sends an ext event to the client.
1726		1963
…		…
1746		1983
1747	=cut	1984	=cut
1748		1985
1749	sub find_by_path($) {	1986	sub find_by_path($) {
1750	my ($path) = @_;	1987	my ($path) = @_;
		1988
		1989	$path =~ s/^~[^\/]*//; # skip ~login
1751		1990
1752	my ($match, $specificity);	1991	my ($match, $specificity);
1753		1992
1754	for my $region (list) {	1993	for my $region (list) {
1755	if ($region->{match} && $path =~ $region->{match}) {	1994	if ($region->{match} && $path =~ $region->{match}) {
…		…
1784	sub generate_random_map {	2023	sub generate_random_map {
1785	my ($self, $rmp) = @_;	2024	my ($self, $rmp) = @_;
1786		2025
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2026	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		2027
1789	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	2028	$self->_create_random_map ($rmp);
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1798	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1799	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1800	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1801	(cf::region::find $rmp->{region}), $rmp->{custom}
1802	)
1803	}	2029	}
1804		2030
1805	=item cf::map->register ($regex, $prio)	2031	=item cf::map->register ($regex, $prio)
1806		2032
1807	Register a handler for the map path matching the given regex at the	2033	Register a handler for the map path matching the given regex at the
…		…
1812		2038
1813	sub register {	2039	sub register {
1814	my (undef, $regex, $prio) = @_;	2040	my (undef, $regex, $prio) = @_;
1815	my $pkg = caller;	2041	my $pkg = caller;
1816		2042
1817	no strict;
1818	push @{"$pkg\::ISA"}, __PACKAGE__;	2043	push @{"$pkg\::ISA"}, __PACKAGE__;
1819		2044
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2045	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	2046	}
1822		2047
1823	# also paths starting with '/'	2048	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2049	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		2050
1826	sub thawer_merge {	2051	sub thawer_merge {
1827	my ($self, $merge) = @_;	2052	my ($self, $merge) = @_;
1828		2053
1829	# we have to keep some variables in memory intact	2054	# we have to keep some variables in memory intact
…		…
1834	}	2059	}
1835		2060
1836	sub normalise {	2061	sub normalise {
1837	my ($path, $base) = @_;	2062	my ($path, $base) = @_;
1838		2063
1839	$path = "$path"; # make sure its a string	2064	$path = "$path"; # make sure it's a string
1840		2065
1841	$path =~ s/\.map$//;	2066	$path =~ s/\.map$//;
1842		2067
1843	# map plan:	2068	# map plan:
1844	#	2069	#
…		…
1859	$base =~ s{[^/]+/?$}{};	2084	$base =~ s{[^/]+/?$}{};
1860	$path = "$base/$path";	2085	$path = "$base/$path";
1861	}	2086	}
1862		2087
1863	for ($path) {	2088	for ($path) {
1864	redo if s{//}{/};
1865	redo if s{/\.?/}{/};	2089	redo if s{/\.?/}{/};
1866	redo if s{/[^/]+/\.\./}{/};	2090	redo if s{/[^/]+/\.\./}{/};
1867	}	2091	}
1868		2092
1869	$path	2093	$path
…		…
1883	$self->init; # pass $1 etc.	2107	$self->init; # pass $1 etc.
1884	return $self;	2108	return $self;
1885	}	2109	}
1886	}	2110	}
1887		2111
1888	Carp::cluck "unable to resolve path '$path' (base '$base').";	2112	Carp::cluck "unable to resolve path '$path' (base '$base')";
1889	()	2113	()
1890	}	2114	}
1891		2115
		2116	# may re-bless or do other evil things
1892	sub init {	2117	sub init {
1893	my ($self) = @_;	2118	my ($self) = @_;
1894		2119
1895	$self	2120	$self
1896	}	2121	}
…		…
1927		2152
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2153	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	2154	"$UNIQUEDIR/$path"
1930	}	2155	}
1931		2156
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	2157	sub decay_objects {
1942	my ($self) = @_;	2158	my ($self) = @_;
1943		2159
1944	return if $self->{deny_reset};	2160	return if $self->{deny_reset};
1945		2161
…		…
1970	$self->{load_path} = $path;	2186	$self->{load_path} = $path;
1971		2187
1972	1	2188	1
1973	}	2189	}
1974		2190
		2191	# used to laod the header of an original map
1975	sub load_header_orig {	2192	sub load_header_orig {
1976	my ($self) = @_;	2193	my ($self) = @_;
1977		2194
1978	$self->load_header_from ($self->load_path)	2195	$self->load_header_from ($self->load_path)
1979	}	2196	}
1980		2197
		2198	# used to laod the header of an instantiated map
1981	sub load_header_temp {	2199	sub load_header_temp {
1982	my ($self) = @_;	2200	my ($self) = @_;
1983		2201
1984	$self->load_header_from ($self->save_path)	2202	$self->load_header_from ($self->save_path)
1985	}	2203	}
1986		2204
		2205	# called after loading the header from an instantiated map
1987	sub prepare_temp {	2206	sub prepare_temp {
1988	my ($self) = @_;	2207	my ($self) = @_;
1989		2208
1990	$self->last_access ((delete $self->{last_access})	2209	$self->last_access ((delete $self->{last_access})
1991	|| $cf::RUNTIME); #d#	2210	|| $cf::RUNTIME); #d#
1992	# safety	2211	# safety
1993	$self->{instantiate_time} = $cf::RUNTIME	2212	$self->{instantiate_time} = $cf::RUNTIME
1994	if $self->{instantiate_time} > $cf::RUNTIME;	2213	if $self->{instantiate_time} > $cf::RUNTIME;
1995	}	2214	}
1996		2215
		2216	# called after loading the header from an original map
1997	sub prepare_orig {	2217	sub prepare_orig {
1998	my ($self) = @_;	2218	my ($self) = @_;
1999		2219
2000	$self->{load_original} = 1;	2220	$self->{load_original} = 1;
2001	$self->{instantiate_time} = $cf::RUNTIME;	2221	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2025		2245
2026	sub find;	2246	sub find;
2027	sub find {	2247	sub find {
2028	my ($path, $origin) = @_;	2248	my ($path, $origin) = @_;
2029		2249
		2250	cf::cede_to_tick;
		2251
2030	$path = normalise $path, $origin && $origin->path;	2252	$path = normalise $path, $origin;
2031		2253
2032	cf::lock_wait "map_data:$path";#d#remove	2254	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2255	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2256
2035	$cf::MAP{$path} || do {	2257	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_find:$path";
2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2038
2039	my $map = new_from_path cf::map $path	2258	my $map = new_from_path cf::map $path
2040	or return;	2259	or return;
2041		2260
2042	$map->{last_save} = $cf::RUNTIME;	2261	$map->{last_save} = $cf::RUNTIME;
2043		2262
…		…
2045	or return;	2264	or return;
2046		2265
2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2266	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2048	# doing this can freeze the server in a sync job, obviously	2267	# doing this can freeze the server in a sync job, obviously
2049	#$cf::WAIT_FOR_TICK->wait;	2268	#$cf::WAIT_FOR_TICK->wait;
		2269	undef $guard2;
2050	undef $guard1;	2270	undef $guard1;
2051	undef $guard2;
2052	$map->reset;	2271	$map->reset;
2053	return find $path;	2272	return find $path;
2054	}	2273	}
2055		2274
2056	$cf::MAP{$path} = $map	2275	$cf::MAP{$path} = $map
2057	}	2276	}
2058	}	2277	}
2059		2278
2060	sub pre_load { }	2279	sub pre_load { }
2061	sub post_load { }	2280	#sub post_load { } # XS
2062		2281
2063	sub load {	2282	sub load {
2064	my ($self) = @_;	2283	my ($self) = @_;
2065		2284
2066	local $self->{deny_reset} = 1; # loading can take a long time	2285	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2069		2288
2070	{	2289	{
2071	my $guard = cf::lock_acquire "map_data:$path";	2290	my $guard = cf::lock_acquire "map_data:$path";
2072		2291
2073	return unless $self->valid;	2292	return unless $self->valid;
2074	return unless $self->in_memory == cf::MAP_SWAPPED;	2293	return unless $self->state == cf::MAP_SWAPPED;
2075
2076	$self->in_memory (cf::MAP_LOADING);
2077		2294
2078	$self->alloc;	2295	$self->alloc;
2079		2296
2080	$self->pre_load;	2297	$self->pre_load;
2081	cf::cede_to_tick;	2298	cf::cede_to_tick;
2082		2299
		2300	if (exists $self->{load_path}) {
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2301	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2302	$f->skip_block;
2085	$self->_load_objects ($f)	2303	$self->_load_objects ($f)
2086	or return;	2304	or return;
2087		2305
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2306	$self->post_load_original
2089	if delete $self->{load_original};	2307	if delete $self->{load_original};
2090		2308
2091	if (my $uniq = $self->uniq_path) {	2309	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2310	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2311	unless (aio_stat $uniq) {
2094	if (my $f = new_from_file cf::object::thawer $uniq) {	2312	if (my $f = new_from_file cf::object::thawer $uniq) {
2095	$self->clear_unique_items;	2313	$self->clear_unique_items;
2096	$self->_load_objects ($f);	2314	$self->_load_objects ($f);
2097	$f->resolve_delayed_derefs;	2315	$f->resolve_delayed_derefs;
		2316	}
2098	}	2317	}
2099	}	2318	}
2100	}
2101		2319
2102	$f->resolve_delayed_derefs;	2320	$f->resolve_delayed_derefs;
		2321	} else {
		2322	$self->post_load_original
		2323	if delete $self->{load_original};
		2324	}
		2325
		2326	$self->state (cf::MAP_INACTIVE);
2103		2327
2104	cf::cede_to_tick;	2328	cf::cede_to_tick;
2105	# now do the right thing for maps	2329	# now do the right thing for maps
2106	$self->link_multipart_objects;	2330	$self->link_multipart_objects;
2107	$self->difficulty ($self->estimate_difficulty)	2331	$self->difficulty ($self->estimate_difficulty)
…		…
2111	unless ($self->{deny_activate}) {	2335	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2336	$self->decay_objects;
2113	$self->fix_auto_apply;	2337	$self->fix_auto_apply;
2114	$self->update_buttons;	2338	$self->update_buttons;
2115	cf::cede_to_tick;	2339	cf::cede_to_tick;
2116	$self->set_darkness_map;	2340	#$self->activate; # no longer activate maps automatically
2117	cf::cede_to_tick;
2118	$self->activate;
2119	}	2341	}
2120		2342
2121	$self->{last_save} = $cf::RUNTIME;	2343	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2344	$self->last_access ($cf::RUNTIME);
2123
2124	$self->in_memory (cf::MAP_ACTIVE);
2125	}	2345	}
2126		2346
2127	$self->post_load;	2347	$self->post_load;
2128	}
2129		2348
		2349	1
		2350	}
		2351
		2352	# customize the map for a given player, i.e.
		2353	# return the _real_ map. used by e.g. per-player
		2354	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2355	sub customise_for {
2131	my ($self, $ob) = @_;	2356	my ($self, $ob) = @_;
2132		2357
2133	return find "~" . $ob->name . "/" . $self->{path}	2358	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2359	if $self->per_player;
…		…
2137	# if $self->per_party;	2362	# if $self->per_party;
2138		2363
2139	$self	2364	$self
2140	}	2365	}
2141		2366
2142	# find and load all maps in the 3x3 area around a map
2143	sub load_neighbours {
2144	my ($map) = @_;
2145
2146	my @neigh; # diagonal neighbours
2147
2148	for (0 .. 3) {
2149	my $neigh = $map->tile_path ($_)
2150	or next;
2151	$neigh = find $neigh, $map
2152	or next;
2153	$neigh->load;
2154
2155	push @neigh,
2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2158	}
2159
2160	for (grep defined $_->[0], @neigh) {
2161	my ($path, $origin) = @$_;
2162	my $neigh = find $path, $origin
2163	or next;
2164	$neigh->load;
2165	}
2166	}
2167
2168	sub find_sync {	2367	sub find_sync {
2169	my ($path, $origin) = @_;	2368	my ($path, $origin) = @_;
2170		2369
2171	cf::sync_job { find $path, $origin }	2370	# it's a bug to call this from the main context
		2371	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2372	if $Coro::current == $Coro::main;
		2373
		2374	find $path, $origin
2172	}	2375	}
2173		2376
2174	sub do_load_sync {	2377	sub do_load_sync {
2175	my ($map) = @_;	2378	my ($map) = @_;
2176		2379
		2380	# it's a bug to call this from the main context
2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2381	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2178	if $Coro::current == $Coro::main;	2382	if $Coro::current == $Coro::main;
2179		2383
2180	cf::sync_job { $map->load };	2384	$map->load;
2181	}	2385	}
2182		2386
2183	our %MAP_PREFETCH;	2387	our %MAP_PREFETCH;
2184	our $MAP_PREFETCHER = undef;	2388	our $MAP_PREFETCHER = undef;
2185		2389
2186	sub find_async {	2390	sub find_async {
2187	my ($path, $origin, $load) = @_;	2391	my ($path, $origin, $load) = @_;
2188		2392
2189	$path = normalise $path, $origin && $origin->{path};	2393	$path = normalise $path, $origin;
2190		2394
2191	if (my $map = $cf::MAP{$path}) {	2395	if (my $map = $cf::MAP{$path}) {
2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2396	return $map if !$load || $map->linkable;
2193	}	2397	}
2194		2398
2195	$MAP_PREFETCH{$path} |= $load;	2399	$MAP_PREFETCH{$path} |= $load;
2196		2400
2197	$MAP_PREFETCHER ||= cf::async {	2401	$MAP_PREFETCHER ||= cf::async {
2198	$Coro::current->{desc} = "map prefetcher";	2402	$Coro::current->{desc} = "map prefetcher";
2199		2403
2200	while (%MAP_PREFETCH) {	2404	while (%MAP_PREFETCH) {
2201	while (my ($k, $v) = each %MAP_PREFETCH) {	2405	for my $k (keys %MAP_PREFETCH) {
2202	if (my $map = find $k) {	2406	if (my $map = find $k) {
2203	$map->load if $v;	2407	$map->load if $MAP_PREFETCH{$k};
2204	}	2408	}
2205		2409
2206	delete $MAP_PREFETCH{$k};	2410	delete $MAP_PREFETCH{$k};
2207	}	2411	}
2208	}	2412	}
…		…
2211	$MAP_PREFETCHER->prio (6);	2415	$MAP_PREFETCHER->prio (6);
2212		2416
2213	()	2417	()
2214	}	2418	}
2215		2419
		2420	# common code, used by both ->save and ->swapout
2216	sub save {	2421	sub _save {
2217	my ($self) = @_;	2422	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2423
2221	$self->{last_save} = $cf::RUNTIME;	2424	$self->{last_save} = $cf::RUNTIME;
2222		2425
2223	return unless $self->dirty;	2426	return unless $self->dirty;
2224		2427
…		…
2244	} else {	2447	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2448	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2449	}
2247	}	2450	}
2248		2451
		2452	sub save {
		2453	my ($self) = @_;
		2454
		2455	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2456
		2457	$self->_save;
		2458	}
		2459
2249	sub swap_out {	2460	sub swap_out {
2250	my ($self) = @_;	2461	my ($self) = @_;
2251		2462
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2463	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2464
		2465	return if !$self->linkable;
		2466	return if $self->{deny_save};
2257	return if $self->players;	2467	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2468
		2469	# first deactivate the map and "unlink" it from the core
		2470	$self->deactivate;
		2471	$_->clear_links_to ($self) for values %cf::MAP;
		2472	$self->state (cf::MAP_SWAPPED);
		2473
		2474	# then atomically save
		2475	$self->_save;
		2476
		2477	# then free the map
		2478	$self->clear;
		2479	}
		2480
		2481	sub reset_at {
		2482	my ($self) = @_;
		2483
		2484	# TODO: safety, remove and allow resettable per-player maps
2259	return if $self->{deny_save};	2485	return 1e99 if $self->{deny_reset};
2260		2486
		2487	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2488	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2489
		2490	$time + $to
		2491	}
		2492
		2493	sub should_reset {
		2494	my ($self) = @_;
		2495
		2496	$self->reset_at <= $cf::RUNTIME
		2497	}
		2498
		2499	sub reset {
		2500	my ($self) = @_;
		2501
		2502	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2503
		2504	return if $self->players;
		2505
		2506	cf::trace "resetting map ", $self->path, "\n";
		2507
2261	$self->in_memory (cf::MAP_SWAPPED);	2508	$self->state (cf::MAP_SWAPPED);
		2509
		2510	# need to save uniques path
		2511	unless ($self->{deny_save}) {
		2512	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2513
		2514	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2515	if $uniq;
		2516	}
		2517
		2518	delete $cf::MAP{$self->path};
2262		2519
2263	$self->deactivate;	2520	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2521	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2522	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($self) = @_;
2270
2271	# TODO: safety, remove and allow resettable per-player maps
2272	return 1e99 if $self->{deny_reset};
2273
2274	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2275	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2276
2277	$time + $to
2278	}
2279
2280	sub should_reset {
2281	my ($self) = @_;
2282
2283	$self->reset_at <= $cf::RUNTIME
2284	}
2285
2286	sub reset {
2287	my ($self) = @_;
2288
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290
2291	return if $self->players;
2292
2293	warn "resetting map ", $self->path;
2294
2295	$self->in_memory (cf::MAP_SWAPPED);
2296
2297	# need to save uniques path
2298	unless ($self->{deny_save}) {
2299	my $uniq = $self->uniq_path; utf8::encode $uniq;
2300
2301	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2302	if $uniq;
2303	}
2304
2305	delete $cf::MAP{$self->path};
2306
2307	$self->deactivate;
2308	$_->clear_links_to ($self) for values %cf::MAP;
2309	$self->clear;
2310		2523
2311	$self->unlink_save;	2524	$self->unlink_save;
2312	$self->destroy;	2525	$self->destroy;
2313	}	2526	}
2314		2527
…		…
2322		2535
2323	delete $cf::MAP{$self->path};	2536	delete $cf::MAP{$self->path};
2324		2537
2325	$self->unlink_save;	2538	$self->unlink_save;
2326		2539
2327	bless $self, "cf::map";	2540	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2541	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2542	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2543	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2544	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2545
…		…
2389	: normalise $_	2602	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2603	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2604	]
2392	}	2605	}
2393		2606
		2607	=item cf::map::static_maps
		2608
		2609	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2610	file in the shared directory excluding F</styles> and F</editor>). May
		2611	block.
		2612
		2613	=cut
		2614
		2615	sub static_maps() {
		2616	my @dirs = "";
		2617	my @maps;
		2618
		2619	while (@dirs) {
		2620	my $dir = shift @dirs;
		2621
		2622	next if $dir eq "/styles" || $dir eq "/editor";
		2623
		2624	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2625	or return;
		2626
		2627	for (@$files) {
		2628	s/\.map$// or next;
		2629	utf8::decode $_;
		2630	push @maps, "$dir/$_";
		2631	}
		2632
		2633	push @dirs, map "$dir/$_", @$dirs;
		2634	}
		2635
		2636	\@maps
		2637	}
		2638
2394	=back	2639	=back
2395		2640
2396	=head3 cf::object	2641	=head3 cf::object
2397		2642
2398	=cut	2643	=cut
…		…
2421		2666
2422	Creates and returns a persistent reference to an object that can be stored as a string.	2667	Creates and returns a persistent reference to an object that can be stored as a string.
2423		2668
2424	=item $ob = cf::object::deref ($refstring)	2669	=item $ob = cf::object::deref ($refstring)
2425		2670
2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2671	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2427	even if the object actually exists. May block.	2672	even if the object actually exists. May block.
2428		2673
2429	=cut	2674	=cut
2430		2675
2431	sub deref {	2676	sub deref {
…		…
2459	can be C<undef>. Does the right thing when the player is currently in a	2704	can be C<undef>. Does the right thing when the player is currently in a
2460	dialogue with the given NPC character.	2705	dialogue with the given NPC character.
2461		2706
2462	=cut	2707	=cut
2463		2708
		2709	our $SAY_CHANNEL = {
		2710	id => "say",
		2711	title => "Map",
		2712	reply => "say ",
		2713	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2714	};
		2715
		2716	our $CHAT_CHANNEL = {
		2717	id => "chat",
		2718	title => "Chat",
		2719	reply => "chat ",
		2720	tooltip => "Player chat and shouts, global to the server.",
		2721	};
		2722
2464	# rough implementation of a future "reply" method that works	2723	# rough implementation of a future "reply" method that works
2465	# with dialog boxes.	2724	# with dialog boxes.
2466	#TODO: the first argument must go, split into a $npc->reply_to ( method	2725	#TODO: the first argument must go, split into a $npc->reply_to ( method
2467	sub cf::object::player::reply($$$;$) {	2726	sub cf::object::player::reply($$$;$) {
2468	my ($self, $npc, $msg, $flags) = @_;	2727	my ($self, $npc, $msg, $flags) = @_;
…		…
2479	my $dialog = $pl->{npc_dialog};	2738	my $dialog = $pl->{npc_dialog};
2480	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2739	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2481		2740
2482	} else {	2741	} else {
2483	$msg = $npc->name . " says: $msg" if $npc;	2742	$msg = $npc->name . " says: $msg" if $npc;
2484	$self->message ($msg, $flags);	2743	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2485	}	2744	}
2486	}	2745	}
2487	}	2746	}
2488		2747
2489	=item $object->send_msg ($channel, $msg, $color, [extra...])	2748	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2499	=item $player_object->may ("access")	2758	=item $player_object->may ("access")
2500		2759
2501	Returns wether the given player is authorized to access resource "access"	2760	Returns wether the given player is authorized to access resource "access"
2502	(e.g. "command_wizcast").	2761	(e.g. "command_wizcast").
2503		2762
		2763	This is implemented by checking a config setting of C<may_access> where
		2764	C<access> is replaced by the access string. The following alternatives are
		2765	possible (and are tested in order):
		2766
		2767	=over 4
		2768
		2769	=item * Player is DM
		2770
		2771	The request will succeed.
		2772
		2773	=item * may_access is an array reference
		2774
		2775	If either the player nickname or UUID is in the array, the request will
		2776	succeed, otherwise it will fail.
		2777
		2778	=item * may_access is a true value
		2779
		2780	The request will succeed.
		2781
		2782	=item * may_access is missing or false
		2783
		2784	The request will fail.
		2785
		2786	=back
		2787
2504	=cut	2788	=cut
2505		2789
2506	sub cf::object::player::may {	2790	sub cf::object::player::may {
2507	my ($self, $access) = @_;	2791	my ($self, $access) = @_;
2508		2792
2509	$self->flag (cf::FLAG_WIZ) ||	2793	$self->flag (cf::FLAG_WIZ) ||
2510	(ref $cf::CFG{"may_$access"}	2794	(ref $cf::CFG{"may_$access"}
2511	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2795	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2512	: $cf::CFG{"may_$access"})	2796	: $cf::CFG{"may_$access"})
2513	}	2797	}
2514		2798
2515	=item $player_object->enter_link	2799	=item $player_object->enter_link
2516		2800
2517	Freezes the player and moves him/her to a special map (C<{link}>).	2801	Freezes the player and moves him/her to a special map (C<{link}>).
2518		2802
2519	The player should be reasonably safe there for short amounts of time. You	2803	The player should be reasonably safe there for short amounts of time (e.g.
2520	I<MUST> call C<leave_link> as soon as possible, though.	2804	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2805	though, as the player cannot control the character while it is on the link
		2806	map.
2521		2807
2522	Will never block.	2808	This method will never block, which is the whole reaosn for it's
		2809	existance: you can I<always> put a player onto the link map, which is the
		2810	only place to put objects that is guaranteed to exist.
		2811
		2812	A typical usage pattern is to call C<enter_link> synchronously from the
		2813	server, then start a new thread, do your blocking stuff there and then
		2814	call C<leave_link> from that thread.
2523		2815
2524	=item $player_object->leave_link ($map, $x, $y)	2816	=item $player_object->leave_link ($map, $x, $y)
2525		2817
2526	Moves the player out of the special C<{link}> map onto the specified	2818	Moves the player out of the special C<{link}> map onto the specified
2527	map. If the map is not valid (or omitted), the player will be moved back	2819	map. If the map is not valid (or omitted), the player will be moved back
…		…
2545	sub cf::object::player::enter_link {	2837	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2838	my ($self) = @_;
2547		2839
2548	$self->deactivate_recursive;	2840	$self->deactivate_recursive;
2549		2841
		2842	++$self->{_link_recursion};
		2843
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2844	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2845
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2846	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2847	if $self->map && $self->map->{path} ne "{link}";
2554		2848
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2849	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2850	}
2557		2851
2558	sub cf::object::player::leave_link {	2852	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2853	my ($self, $map, $x, $y) = @_;
2560		2854
…		…
2577	($x, $y) = (-1, -1)	2871	($x, $y) = (-1, -1)
2578	unless (defined $x) && (defined $y);	2872	unless (defined $x) && (defined $y);
2579		2873
2580	# use -1 or undef as default coordinates, not 0, 0	2874	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2875	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <=0 && $y <= 0;	2876	if $x <= 0 && $y <= 0;
2583		2877
2584	$map->load;	2878	$map->load;
2585	$map->load_neighbours;
2586		2879
2587	return unless $self->contr->active;	2880	return unless $self->contr->active;
2588	$self->activate_recursive;
2589		2881
2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2882	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2591	$self->enter_map ($map, $x, $y);	2883	if ($self->enter_map ($map, $x, $y)) {
2592	}	2884	# entering was successful
		2885	delete $self->{_link_recursion};
		2886	# only activate afterwards, to support waiting in hooks
		2887	$self->activate_recursive;
		2888	}
2593		2889
		2890	}
		2891
2594	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2892	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2595		2893
2596	Moves the player to the given map-path and coordinates by first freezing	2894	Moves the player to the given map-path and coordinates by first freezing
2597	her, loading and preparing them map, calling the provided $check callback	2895	her, loading and preparing them map, calling the provided $check callback
2598	that has to return the map if sucecssful, and then unfreezes the player on	2896	that has to return the map if sucecssful, and then unfreezes the player on
2599	the new (success) or old (failed) map position. In either case, $done will	2897	the new (success) or old (failed) map position. In either case, $done will
2600	be called at the end of this process.	2898	be called at the end of this process.
2601		2899
		2900	Note that $check will be called with a potentially non-loaded map, so if
		2901	it needs a loaded map it has to call C<< ->load >>.
		2902
2602	=cut	2903	=cut
2603		2904
2604	our $GOTOGEN;	2905	our $GOTOGEN;
2605		2906
2606	sub cf::object::player::goto {	2907	sub cf::object::player::goto {
2607	my ($self, $path, $x, $y, $check, $done) = @_;	2908	my ($self, $path, $x, $y, $check, $done) = @_;
		2909
		2910	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2911	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2912	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2913	($path, $x, $y) = @$EMERGENCY_POSITION;
		2914	}
2608		2915
2609	# do generation counting so two concurrent goto's will be executed in-order	2916	# do generation counting so two concurrent goto's will be executed in-order
2610	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2917	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2611		2918
2612	$self->enter_link;	2919	$self->enter_link;
…		…
2632	($path, $x, $y) = (undef, undef, undef);	2939	($path, $x, $y) = (undef, undef, undef);
2633	}	2940	}
2634	}	2941	}
2635		2942
2636	my $map = eval {	2943	my $map = eval {
2637	my $map = defined $path ? cf::map::find $path : undef;	2944	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2638		2945
2639	if ($map) {	2946	if ($map) {
2640	$map = $map->customise_for ($self);	2947	$map = $map->customise_for ($self);
2641	$map = $check->($map) if $check && $map;	2948	$map = $check->($map, $x, $y, $self) if $check && $map;
2642	} else {	2949	} else {
2643	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2950	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2644	}	2951	}
2645		2952
2646	$map	2953	$map
…		…
2654	if ($gen == $self->{_goto_generation}) {	2961	if ($gen == $self->{_goto_generation}) {
2655	delete $self->{_goto_generation};	2962	delete $self->{_goto_generation};
2656	$self->leave_link ($map, $x, $y);	2963	$self->leave_link ($map, $x, $y);
2657	}	2964	}
2658		2965
2659	$done->() if $done;	2966	$done->($self) if $done;
2660	})->prio (1);	2967	})->prio (1);
2661	}	2968	}
2662		2969
2663	=item $player_object->enter_exit ($exit_object)	2970	=item $player_object->enter_exit ($exit_object)
2664		2971
…		…
2684	}	2991	}
2685		2992
2686	sub prepare_random_map {	2993	sub prepare_random_map {
2687	my ($exit) = @_;	2994	my ($exit) = @_;
2688		2995
2689	my $guard = cf::lock_acquire "exit_prepare:$exit";
2690
2691	# all this does is basically replace the /! path by	2996	# all this does is basically replace the /! path by
2692	# a new random map path (?random/...) with a seed	2997	# a new random map path (?random/...) with a seed
2693	# that depends on the exit object	2998	# that depends on the exit object
2694		2999
2695	my $rmp = parse_random_map_params $exit->msg;	3000	my $rmp = parse_random_map_params $exit->msg;
…		…
2697	if ($exit->map) {	3002	if ($exit->map) {
2698	$rmp->{region} = $exit->region->name;	3003	$rmp->{region} = $exit->region->name;
2699	$rmp->{origin_map} = $exit->map->path;	3004	$rmp->{origin_map} = $exit->map->path;
2700	$rmp->{origin_x} = $exit->x;	3005	$rmp->{origin_x} = $exit->x;
2701	$rmp->{origin_y} = $exit->y;	3006	$rmp->{origin_y} = $exit->y;
		3007
		3008	$exit->map->touch;
2702	}	3009	}
2703		3010
2704	$rmp->{random_seed} ||= $exit->random_seed;	3011	$rmp->{random_seed} ||= $exit->random_seed;
2705		3012
2706	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	3013	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2710	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3017	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2711	aio_write $fh, 0, (length $data), $data, 0;	3018	aio_write $fh, 0, (length $data), $data, 0;
2712	undef $fh;	3019	undef $fh;
2713	aio_rename "$meta~", $meta;	3020	aio_rename "$meta~", $meta;
2714		3021
		3022	my $slaying = "?random/$md5";
		3023
		3024	if ($exit->valid) {
2715	$exit->slaying ("?random/$md5");	3025	$exit->slaying ("?random/$md5");
2716	$exit->msg (undef);	3026	$exit->msg (undef);
		3027	}
2717	}	3028	}
2718	}	3029	}
2719		3030
2720	sub cf::object::player::enter_exit {	3031	sub cf::object::player::enter_exit {
2721	my ($self, $exit) = @_;	3032	my ($self, $exit) = @_;
2722		3033
2723	return unless $self->type == cf::PLAYER;	3034	return unless $self->type == cf::PLAYER;
2724		3035
2725	if ($exit->slaying eq "/!") {
2726	#TODO: this should de-fi-ni-te-ly not be a sync-job
2727	# the problem is that $exit might not survive long enough
2728	# so it needs to be done right now, right here
2729	cf::sync_job { prepare_random_map $exit };
2730	}
2731
2732	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2733	my $hp = $exit->stats->hp;
2734	my $sp = $exit->stats->sp;
2735
2736	$self->enter_link;	3036	$self->enter_link;
2737		3037
2738	# if exit is damned, update players death & WoR home-position
2739	$self->contr->savebed ($slaying, $hp, $sp)
2740	if $exit->flag (FLAG_DAMNED);
2741
2742	(async {	3038	(async {
2743	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3039	$Coro::current->{desc} = "enter_exit";
2744		3040
2745	$self->deactivate_recursive; # just to be sure
2746	unless (eval {	3041	unless (eval {
		3042	$self->deactivate_recursive; # just to be sure
		3043
		3044	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3045	my $x = $exit->stats->hp;
		3046	my $y = $exit->stats->sp;
		3047
		3048	# special map handling
		3049	my $slaying = $exit->slaying;
		3050
		3051	# special map handling
		3052	if ($slaying eq "/!") {
		3053	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3054
		3055	prepare_random_map $exit
		3056	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3057
		3058	$map = $exit->slaying;
		3059
		3060	} elsif ($slaying eq '!up') {
		3061	$map = $exit->map->tile_path (cf::TILE_UP);
		3062	$x = $exit->x;
		3063	$y = $exit->y;
		3064
		3065	} elsif ($slaying eq '!down') {
		3066	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3067	$x = $exit->x;
		3068	$y = $exit->y;
		3069	}
		3070
2747	$self->goto ($slaying, $hp, $sp);	3071	$self->goto ($map, $x, $y);
2748		3072
		3073	# if exit is damned, update players death & WoR home-position
		3074	$self->contr->savebed ($map, $x, $y)
		3075	if $exit->flag (cf::FLAG_DAMNED);
		3076
2749	1;	3077	1
2750	}) {	3078	}) {
2751	$self->message ("Something went wrong deep within the crossfire server. "	3079	$self->message ("Something went wrong deep within the deliantra server. "
2752	. "I'll try to bring you back to the map you were before. "	3080	. "I'll try to bring you back to the map you were before. "
2753	. "Please report this to the dungeon master!",	3081	. "Please report this to the dungeon master!",
2754	cf::NDI_UNIQUE | cf::NDI_RED);	3082	cf::NDI_UNIQUE | cf::NDI_RED);
2755		3083
2756	warn "ERROR in enter_exit: $@";	3084	error "ERROR in enter_exit: $@";
2757	$self->leave_link;	3085	$self->leave_link;
2758	}	3086	}
2759	})->prio (1);	3087	})->prio (1);
2760	}	3088	}
2761		3089
2762	=head3 cf::client	3090	=head3 cf::client
2763		3091
2764	=over 4	3092	=over 4
2765		3093
2766	=item $client->send_drawinfo ($text, $flags)	3094	=item $client->send_big_packet ($pkt)
2767		3095
2768	Sends a drawinfo packet to the client. Circumvents output buffering so	3096	Like C<send_packet>, but tries to compress large packets, and fragments
2769	should not be used under normal circumstances.	3097	them as required.
2770		3098
2771	=cut	3099	=cut
2772		3100
		3101	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3102
2773	sub cf::client::send_drawinfo {	3103	sub cf::client::send_big_packet {
2774	my ($self, $text, $flags) = @_;	3104	my ($self, $pkt) = @_;
2775		3105
2776	utf8::encode $text;	3106	# try lzf for large packets
2777	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3107	$pkt = "lzf " . Compress::LZF::compress $pkt
		3108	if 1024 <= length $pkt and $self->{can_lzf};
		3109
		3110	# split very large packets
		3111	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3112	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3113	$pkt = "frag";
		3114	}
		3115
		3116	$self->send_packet ($pkt);
2778	}	3117	}
2779		3118
2780	=item $client->send_msg ($channel, $msg, $color, [extra...])	3119	=item $client->send_msg ($channel, $msg, $color, [extra...])
2781		3120
2782	Send a drawinfo or msg packet to the client, formatting the msg for the	3121	Send a msg packet to the client, formatting the msg for the client if
2783	client if neccessary. C<$type> should be a string identifying the type of	3122	necessary. C<$type> should be a string identifying the type of the
2784	the message, with C<log> being the default. If C<$color> is negative, suppress	3123	message, with C<log> being the default. If C<$color> is negative, suppress
2785	the message unless the client supports the msg packet.	3124	the message unless the client supports the msg packet.
2786		3125
2787	=cut	3126	=cut
2788		3127
2789	# non-persistent channels (usually the info channel)	3128	# non-persistent channels (usually the info channel)
2790	our %CHANNEL = (	3129	our %CHANNEL = (
		3130	"c/motd" => {
		3131	id => "infobox",
		3132	title => "MOTD",
		3133	reply => undef,
		3134	tooltip => "The message of the day",
		3135	},
2791	"c/identify" => {	3136	"c/identify" => {
2792	id => "infobox",	3137	id => "infobox",
2793	title => "Identify",	3138	title => "Identify",
2794	reply => undef,	3139	reply => undef,
2795	tooltip => "Items recently identified",	3140	tooltip => "Items recently identified",
…		…
2797	"c/examine" => {	3142	"c/examine" => {
2798	id => "infobox",	3143	id => "infobox",
2799	title => "Examine",	3144	title => "Examine",
2800	reply => undef,	3145	reply => undef,
2801	tooltip => "Signs and other items you examined",	3146	tooltip => "Signs and other items you examined",
		3147	},
		3148	"c/shopinfo" => {
		3149	id => "infobox",
		3150	title => "Shop Info",
		3151	reply => undef,
		3152	tooltip => "What your bargaining skill tells you about the shop",
2802	},	3153	},
2803	"c/book" => {	3154	"c/book" => {
2804	id => "infobox",	3155	id => "infobox",
2805	title => "Book",	3156	title => "Book",
2806	reply => undef,	3157	reply => undef,
…		…
2820	},	3171	},
2821	"c/body" => {	3172	"c/body" => {
2822	id => "infobox",	3173	id => "infobox",
2823	title => "Body Parts",	3174	title => "Body Parts",
2824	reply => undef,	3175	reply => undef,
2825	tooltip => "Shows which body parts you posess and are available",	3176	tooltip => "Shows which body parts you possess and are available",
		3177	},
		3178	"c/statistics" => {
		3179	id => "infobox",
		3180	title => "Statistics",
		3181	reply => undef,
		3182	tooltip => "Shows your primary statistics",
		3183	},
		3184	"c/skills" => {
		3185	id => "infobox",
		3186	title => "Skills",
		3187	reply => undef,
		3188	tooltip => "Shows your experience per skill and item power",
		3189	},
		3190	"c/shopitems" => {
		3191	id => "infobox",
		3192	title => "Shop Items",
		3193	reply => undef,
		3194	tooltip => "Shows the items currently for sale in this shop",
		3195	},
		3196	"c/resistances" => {
		3197	id => "infobox",
		3198	title => "Resistances",
		3199	reply => undef,
		3200	tooltip => "Shows your resistances",
		3201	},
		3202	"c/pets" => {
		3203	id => "infobox",
		3204	title => "Pets",
		3205	reply => undef,
		3206	tooltip => "Shows information abotu your pets/a specific pet",
		3207	},
		3208	"c/perceiveself" => {
		3209	id => "infobox",
		3210	title => "Perceive Self",
		3211	reply => undef,
		3212	tooltip => "You gained detailed knowledge about yourself",
2826	},	3213	},
2827	"c/uptime" => {	3214	"c/uptime" => {
2828	id => "infobox",	3215	id => "infobox",
2829	title => "Uptime",	3216	title => "Uptime",
2830	reply => undef,	3217	reply => undef,
…		…
2840	id => "party",	3227	id => "party",
2841	title => "Party",	3228	title => "Party",
2842	reply => "gsay ",	3229	reply => "gsay ",
2843	tooltip => "Messages and chat related to your party",	3230	tooltip => "Messages and chat related to your party",
2844	},	3231	},
		3232	"c/death" => {
		3233	id => "death",
		3234	title => "Death",
		3235	reply => undef,
		3236	tooltip => "Reason for and more info about your most recent death",
		3237	},
		3238	"c/fatal" => {
		3239	id => "fatal",
		3240	title => "Fatal Error",
		3241	reply => undef,
		3242	tooltip => "Reason for the server disconnect",
		3243	},
		3244	"c/say" => $SAY_CHANNEL,
		3245	"c/chat" => $CHAT_CHANNEL,
2845	);	3246	);
2846		3247
2847	sub cf::client::send_msg {	3248	sub cf::client::send_msg {
2848	my ($self, $channel, $msg, $color, @extra) = @_;	3249	my ($self, $channel, $msg, $color, @extra) = @_;
2849		3250
2850	$msg = $self->pl->expand_cfpod ($msg);	3251	$msg = $self->pl->expand_cfpod ($msg)
		3252	unless $color & cf::NDI_VERBATIM;
2851		3253
2852	$color &= cf::NDI_CLIENT_MASK; # just in case...	3254	$color &= cf::NDI_CLIENT_MASK; # just in case...
2853		3255
2854	# check predefined channels, for the benefit of C	3256	# check predefined channels, for the benefit of C
2855	if ($CHANNEL{$channel}) {	3257	if ($CHANNEL{$channel}) {
2856	$channel = $CHANNEL{$channel};	3258	$channel = $CHANNEL{$channel};
2857		3259
2858	$self->ext_msg (channel_info => $channel)	3260	$self->ext_msg (channel_info => $channel);
2859	if $self->can_msg;
2860
2861	$channel = $channel->{id};	3261	$channel = $channel->{id};
2862		3262
2863	} elsif (ref $channel) {	3263	} elsif (ref $channel) {
2864	# send meta info to client, if not yet sent	3264	# send meta info to client, if not yet sent
2865	unless (exists $self->{channel}{$channel->{id}}) {	3265	unless (exists $self->{channel}{$channel->{id}}) {
2866	$self->{channel}{$channel->{id}} = $channel;	3266	$self->{channel}{$channel->{id}} = $channel;
2867	$self->ext_msg (channel_info => $channel)	3267	$self->ext_msg (channel_info => $channel);
2868	if $self->can_msg;
2869	}	3268	}
2870		3269
2871	$channel = $channel->{id};	3270	$channel = $channel->{id};
2872	}	3271	}
2873		3272
2874	return unless @extra || length $msg;	3273	return unless @extra || length $msg;
2875		3274
2876	if ($self->can_msg) {
2877	# default colour, mask it out	3275	# default colour, mask it out
2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3276	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2879	if $color & cf::NDI_DEF;	3277	if $color & cf::NDI_DEF;
2880		3278
2881	$self->send_packet ("msg " . $self->{json_coder}->encode (	3279	my $pkt = "msg "
		3280	. $self->{json_coder}->encode (
2882	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3281	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2883	} else {	3282	);
2884	if ($color >= 0) {
2885	# replace some tags by gcfclient-compatible ones
2886	for ($msg) {
2887	1 while
2888	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2889	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2890	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2891	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2892	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2893	}
2894		3283
2895	$color &= cf::NDI_COLOR_MASK;	3284	$self->send_big_packet ($pkt);
2896
2897	utf8::encode $msg;
2898
2899	if (0 && $msg =~ /\[/) {
2900	# COMMAND/INFO
2901	$self->send_packet ("drawextinfo $color 10 8 $msg")
2902	} else {
2903	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2904	$self->send_packet ("drawinfo $color $msg")
2905	}
2906	}
2907	}
2908	}	3285	}
2909		3286
2910	=item $client->ext_msg ($type, @msg)	3287	=item $client->ext_msg ($type, @msg)
2911		3288
2912	Sends an ext event to the client.	3289	Sends an ext event to the client.
…		…
2914	=cut	3291	=cut
2915		3292
2916	sub cf::client::ext_msg($$@) {	3293	sub cf::client::ext_msg($$@) {
2917	my ($self, $type, @msg) = @_;	3294	my ($self, $type, @msg) = @_;
2918		3295
2919	if ($self->extcmd == 2) {
2920	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3296	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2921	} elsif ($self->extcmd == 1) { # TODO: remove
2922	push @msg, msgtype => "event_$type";
2923	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2924	}
2925	}
2926
2927	=item $client->ext_reply ($msgid, @msg)
2928
2929	Sends an ext reply to the client.
2930
2931	=cut
2932
2933	sub cf::client::ext_reply($$@) {
2934	my ($self, $id, @msg) = @_;
2935
2936	if ($self->extcmd == 2) {
2937	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2938	} elsif ($self->extcmd == 1) {
2939	#TODO: version 1, remove
2940	unshift @msg, msgtype => "reply", msgid => $id;
2941	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2942	}
2943	}	3297	}
2944		3298
2945	=item $success = $client->query ($flags, "text", \&cb)	3299	=item $success = $client->query ($flags, "text", \&cb)
2946		3300
2947	Queues a query to the client, calling the given callback with	3301	Queues a query to the client, calling the given callback with
…		…
2967		3321
2968	$self->send_packet ($self->{query_queue}[0][0])	3322	$self->send_packet ($self->{query_queue}[0][0])
2969	if @{ $self->{query_queue} } == 1;	3323	if @{ $self->{query_queue} } == 1;
2970		3324
2971	1	3325	1
		3326	}
		3327
		3328	=item $client->update_command_faces
		3329
		3330	=cut
		3331
		3332	our %COMMAND_FACE;
		3333
		3334	sub cf::client::update_command_faces {
		3335	my ($self) = @_;
		3336
		3337	my @faces = grep $_,
		3338	$COMMAND_FACE{preferred},
		3339	$COMMAND_FACE{standard},
		3340	$COMMAND_FACE{skill},
		3341	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3342	$COMMAND_FACE{emote},
		3343	;
		3344
		3345	$self->send_face ($_)
		3346	for @faces;
		3347	$self->flush_fx;
		3348
		3349	$self->ext_msg (command_list => @faces);
		3350	}
		3351
		3352	=item cf::client::set_command_face $type, $commands
		3353
		3354	=cut
		3355
		3356	sub cf::client::set_command_face {
		3357	my ($type, $list) = @_;
		3358
		3359	my $idx = &cf::face::set ( #d# ugly forward reference
		3360	"command_list/$type" => cf::FT_RSRC,
		3361	JSON::XS->new->utf8->encode ([ sort @$list ])
		3362	);
		3363
		3364	$COMMAND_FACE{$type} = $idx;
2972	}	3365	}
2973		3366
2974	cf::client->attach (	3367	cf::client->attach (
2975	on_connect => sub {	3368	on_connect => sub {
2976	my ($ns) = @_;	3369	my ($ns) = @_;
…		…
3002	my ($ns, $buf) = @_;	3395	my ($ns, $buf) = @_;
3003		3396
3004	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3397	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3005		3398
3006	if (ref $msg) {	3399	if (ref $msg) {
3007	my ($type, $reply, @payload) =	3400	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3008	"ARRAY" eq ref $msg
3009	? @$msg
3010	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3011		3401
3012	my @reply;
3013
3014	if (my $cb = $EXTICMD{$type}) {	3402	if (my $cb = $EXTIACMD{$type}) {
		3403	$cb->(
		3404	$ns,
		3405	sub {
		3406	$ns->ext_msg ("reply-$reply", @_)
		3407	if $reply;
		3408	},
		3409	@payload
		3410	);
		3411	} else {
		3412	my @reply;
		3413
		3414	if (my $cb = $EXTICMD{$type}) {
3015	@reply = $cb->($ns, @payload);	3415	@reply = $cb->($ns, @payload);
		3416	}
		3417
		3418	$ns->ext_msg ("reply-$reply", @reply)
		3419	if $reply;
3016	}	3420	}
3017
3018	$ns->ext_reply ($reply, @reply)
3019	if $reply;
3020
3021	} else {	3421	} else {
3022	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3422	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3023	}	3423	}
3024		3424
3025	cf::override;	3425	cf::override;
3026	},	3426	},
3027	);	3427	);
…		…
3047		3447
3048	$coro	3448	$coro
3049	}	3449	}
3050		3450
3051	cf::client->attach (	3451	cf::client->attach (
3052	on_destroy => sub {	3452	on_client_destroy => sub {
3053	my ($ns) = @_;	3453	my ($ns) = @_;
3054		3454
3055	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3455	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3056	},	3456	},
3057	);	3457	);
…		…
3073	our $safe_hole = new Safe::Hole;	3473	our $safe_hole = new Safe::Hole;
3074		3474
3075	$SIG{FPE} = 'IGNORE';	3475	$SIG{FPE} = 'IGNORE';
3076		3476
3077	$safe->permit_only (Opcode::opset qw(	3477	$safe->permit_only (Opcode::opset qw(
3078	:base_core :base_mem :base_orig :base_math	3478	:base_core :base_mem :base_orig :base_math :base_loop
3079	grepstart grepwhile mapstart mapwhile	3479	grepstart grepwhile mapstart mapwhile
3080	sort time	3480	sort time
3081	));	3481	));
3082		3482
3083	# here we export the classes and methods available to script code	3483	# here we export the classes and methods available to script code
…		…
3087	The following functions and methods are available within a safe environment:	3487	The following functions and methods are available within a safe environment:
3088		3488
3089	cf::object	3489	cf::object
3090	contr pay_amount pay_player map x y force_find force_add destroy	3490	contr pay_amount pay_player map x y force_find force_add destroy
3091	insert remove name archname title slaying race decrease split	3491	insert remove name archname title slaying race decrease split
		3492	value
3092		3493
3093	cf::object::player	3494	cf::object::player
3094	player	3495	player
3095		3496
3096	cf::player	3497	cf::player
…		…
3101		3502
3102	=cut	3503	=cut
3103		3504
3104	for (	3505	for (
3105	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3506	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3106	insert remove inv name archname title slaying race	3507	insert remove inv nrof name archname title slaying race
3107	decrease split destroy)],	3508	decrease split destroy change_exp value msg lore send_msg)],
3108	["cf::object::player" => qw(player)],	3509	["cf::object::player" => qw(player)],
3109	["cf::player" => qw(peaceful)],	3510	["cf::player" => qw(peaceful send_msg)],
3110	["cf::map" => qw(trigger)],	3511	["cf::map" => qw(trigger)],
3111	) {	3512	) {
3112	no strict 'refs';
3113	my ($pkg, @funs) = @$_;	3513	my ($pkg, @funs) = @$_;
3114	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3514	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3115	for @funs;	3515	for @funs;
3116	}	3516	}
3117		3517
…		…
3132		3532
3133	my $qcode = $code;	3533	my $qcode = $code;
3134	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3534	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3135	$qcode =~ s/\n/\\n/g;	3535	$qcode =~ s/\n/\\n/g;
3136		3536
		3537	%vars = (_dummy => 0) unless %vars;
		3538
		3539	my @res;
3137	local $_;	3540	local $_;
3138	local @safe::cf::_safe_eval_args = values %vars;
3139		3541
3140	my $eval =	3542	my $eval =
3141	"do {\n"	3543	"do {\n"
3142	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3544	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3143	. "#line 0 \"{$qcode}\"\n"	3545	. "#line 0 \"{$qcode}\"\n"
3144	. $code	3546	. $code
3145	. "\n}"	3547	. "\n}"
3146	;	3548	;
3147		3549
		3550	if ($CFG{safe_eval}) {
3148	sub_generation_inc;	3551	sub_generation_inc;
		3552	local @safe::cf::_safe_eval_args = values %vars;
3149	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3553	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3150	sub_generation_inc;	3554	sub_generation_inc;
		3555	} else {
		3556	local @cf::_safe_eval_args = values %vars;
		3557	@res = wantarray ? eval eval : scalar eval $eval;
		3558	}
3151		3559
3152	if ($@) {	3560	if ($@) {
3153	warn "$@";	3561	warn "$@",
3154	warn "while executing safe code '$code'\n";	3562	"while executing safe code '$code'\n",
3155	warn "with arguments " . (join " ", %vars) . "\n";	3563	"with arguments " . (join " ", %vars) . "\n";
3156	}	3564	}
3157		3565
3158	wantarray ? @res : $res[0]	3566	wantarray ? @res : $res[0]
3159	}	3567	}
3160		3568
…		…
3174	=cut	3582	=cut
3175		3583
3176	sub register_script_function {	3584	sub register_script_function {
3177	my ($fun, $cb) = @_;	3585	my ($fun, $cb) = @_;
3178		3586
3179	no strict 'refs';	3587	$fun = "safe::$fun" if $CFG{safe_eval};
3180	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3588	*$fun = $safe_hole->wrap ($cb);
3181	}	3589	}
3182		3590
3183	=back	3591	=back
3184		3592
3185	=cut	3593	=cut
3186		3594
3187	#############################################################################	3595	#############################################################################
3188	# the server's init and main functions	3596	# the server's init and main functions
3189		3597
		3598	{
		3599	package cf::face;
		3600
		3601	our %HASH; # hash => idx
		3602	our @DATA; # dynamically-created facedata, only faceste 0 used
		3603	our @FOFS; # file offset, if > 0
		3604	our @SIZE; # size of face, in octets
		3605	our @META; # meta hash of face, if any
		3606	our $DATAFH; # facedata filehandle
		3607
		3608	# internal api, not finalised
		3609	sub set {
		3610	my ($name, $type, $data) = @_;
		3611
		3612	my $idx = cf::face::find $name;
		3613
		3614	if ($idx) {
		3615	delete $HASH{cf::face::get_csum $idx};
		3616	} else {
		3617	$idx = cf::face::alloc $name;
		3618	}
		3619
		3620	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3621
		3622	cf::face::set_type $idx, $type;
		3623	cf::face::set_csum $idx, 0, $hash;
		3624
		3625	# we need to destroy the SV itself, not just modify it, as a running ix
		3626	# might hold a reference to it: "delete" achieves that.
		3627	delete $FOFS[0][$idx];
		3628	delete $DATA[0][$idx];
		3629	$DATA[0][$idx] = $data;
		3630	$SIZE[0][$idx] = length $data;
		3631	delete $META[$idx];
		3632	$HASH{$hash} = $idx;#d#
		3633
		3634	$idx
		3635	}
		3636
		3637	sub _get_data($$$) {
		3638	my ($idx, $set, $cb) = @_;
		3639
		3640	if (defined $DATA[$set][$idx]) {
		3641	$cb->($DATA[$set][$idx]);
		3642	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3643	my $size = $SIZE[$set][$idx];
		3644	my $buf;
		3645	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3646	if ($_[0] == $size) {
		3647	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3648	$cb->($buf);
		3649	} else {
		3650	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3651	}
		3652	};
		3653	} else {
		3654	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3655	}
		3656	}
		3657
		3658	# rather ineffient
		3659	sub cf::face::get_data($;$) {
		3660	my ($idx, $set) = @_;
		3661
		3662	_get_data $idx, $set, Coro::rouse_cb;
		3663	Coro::rouse_wait
		3664	}
		3665
		3666	sub cf::face::ix {
		3667	my ($ns, $set, $idx, $pri) = @_;
		3668
		3669	_get_data $idx, $set, sub {
		3670	$ns->ix_send ($idx, $pri, $_[0]);
		3671	};
		3672	}
		3673	}
		3674
3190	sub load_facedata($) {	3675	sub load_facedata($) {
3191	my ($path) = @_;	3676	my ($path) = @_;
3192		3677
3193	# HACK to clear player env face cache, we need some signal framework
3194	# for this (global event?)
3195	%ext::player_env::MUSIC_FACE_CACHE = ();
3196
3197	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3678	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3198		3679
3199	warn "loading facedata from $path\n";	3680	trace "loading facedata from $path\n";
3200		3681
3201	my $facedata;	3682	my $facedata = decode_storable load_file "$path/faceinfo";
3202	0 < aio_load $path, $facedata
3203	or die "$path: $!";
3204
3205	$facedata = Coro::Storable::thaw $facedata;
3206		3683
3207	$facedata->{version} == 2	3684	$facedata->{version} == 2
3208	or cf::cleanup "$path: version mismatch, cannot proceed.";	3685	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3209		3686
3210	# patch in the exptable	3687	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3211	$facedata->{resource}{"res/exp_table"} = {	3688	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3212	type => FT_RSRC,	3689
3213	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3690	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3214	};	3691
3215	cf::cede_to_tick;	3692	# BEGIN ATOMIC
		3693	# from here on, everything must be atomic - no thread switch allowed
		3694	my $t1 = EV::time;
3216		3695
3217	{	3696	{
3218	my $faces = $facedata->{faceinfo};	3697	my $faces = $facedata->{faceinfo};
3219		3698
3220	while (my ($face, $info) = each %$faces) {	3699	for my $face (sort keys %$faces) {
		3700	my $info = $faces->{$face};
3221	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3701	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3222		3702
3223	cf::face::set_visibility $idx, $info->{visibility};	3703	cf::face::set_visibility $idx, $info->{visibility};
3224	cf::face::set_magicmap $idx, $info->{magicmap};	3704	cf::face::set_magicmap $idx, $info->{magicmap};
3225	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3705	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3226	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3706	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3227		3707	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3228	cf::cede_to_tick;	3708	$cf::face::HASH{$info->{hash64}} = $idx;
		3709	delete $cf::face::META[$idx];
3229	}	3710	}
3230		3711
3231	while (my ($face, $info) = each %$faces) {	3712	while (my ($face, $info) = each %$faces) {
3232	next unless $info->{smooth};	3713	next unless $info->{smooth};
3233		3714
…		…
3236		3717
3237	if (my $smooth = cf::face::find $info->{smooth}) {	3718	if (my $smooth = cf::face::find $info->{smooth}) {
3238	cf::face::set_smooth $idx, $smooth;	3719	cf::face::set_smooth $idx, $smooth;
3239	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3720	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3240	} else {	3721	} else {
3241	warn "smooth face '$info->{smooth}' not found for face '$face'";	3722	error "smooth face '$info->{smooth}' not found for face '$face'";
3242	}	3723	}
3243
3244	cf::cede_to_tick;
3245	}	3724	}
3246	}	3725	}
3247		3726
3248	{	3727	{
3249	my $anims = $facedata->{animinfo};	3728	my $anims = $facedata->{animinfo};
3250		3729
3251	while (my ($anim, $info) = each %$anims) {	3730	while (my ($anim, $info) = each %$anims) {
3252	cf::anim::set $anim, $info->{frames}, $info->{facings};	3731	cf::anim::set $anim, $info->{frames}, $info->{facings};
3253	cf::cede_to_tick;
3254	}	3732	}
3255		3733
3256	cf::anim::invalidate_all; # d'oh	3734	cf::anim::invalidate_all; # d'oh
3257	}	3735	}
3258		3736
3259	{	3737	{
3260	# TODO: for gcfclient pleasure, we should give resources
3261	# that gcfclient doesn't grok a >10000 face index.
3262	my $res = $facedata->{resource};	3738	my $res = $facedata->{resource};
3263		3739
3264	while (my ($name, $info) = each %$res) {	3740	while (my ($name, $info) = each %$res) {
3265	if (defined $info->{type}) {	3741	if (defined (my $type = $info->{type})) {
		3742	# TODO: different hash - must free and use new index, or cache ixface data queue
3266	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3743	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3267	my $data;
3268		3744
3269	if ($info->{type} & 1) {
3270	# prepend meta info
3271
3272	my $meta = $enc->encode ({
3273	name => $name,
3274	%{ $info->{meta} || {} },
3275	});
3276
3277	$data = pack "(w/a*)*", $meta, $info->{data};
3278	} else {
3279	$data = $info->{data};
3280	}
3281
3282	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3283	cf::face::set_type $idx, $info->{type};	3745	cf::face::set_type $idx, $type;
		3746	cf::face::set_csum $idx, 0, $info->{hash};
		3747	$cf::face::SIZE[0][$idx] = $info->{size};
		3748	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3749	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3750	$cf::face::HASH{$info->{hash}} = $idx;
3284	} else {	3751	} else {
3285	$RESOURCE{$name} = $info;	3752	# $RESOURCE{$name} = $info; # unused
3286	}	3753	}
3287
3288	cf::cede_to_tick;
3289	}	3754	}
3290	}	3755	}
		3756
		3757	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3758
		3759	# HACK to clear player env face cache, we need some signal framework
		3760	# for this (global event?)
		3761	%ext::player_env::MUSIC_FACE_CACHE = ();
		3762
		3763	# END ATOMIC
		3764
		3765	cf::debug "facedata atomic update time ", EV::time - $t1;
3291		3766
3292	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3767	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3293		3768
		3769	aio_close $fh if $fh; # close old facedata
		3770
3294	1	3771	1
3295	}	3772	}
3296
3297	cf::global->attach (on_resource_update => sub {
3298	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3299	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3300
3301	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3302	my $sound = $soundconf->{compat}[$_]
3303	or next;
3304
3305	my $face = cf::face::find "sound/$sound->[1]";
3306	cf::sound::set $sound->[0] => $face;
3307	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3308	}
3309
3310	while (my ($k, $v) = each %{$soundconf->{event}}) {
3311	my $face = cf::face::find "sound/$v";
3312	cf::sound::set $k => $face;
3313	}
3314	}
3315	});
3316		3773
3317	register_exticmd fx_want => sub {	3774	register_exticmd fx_want => sub {
3318	my ($ns, $want) = @_;	3775	my ($ns, $want) = @_;
3319		3776
3320	while (my ($k, $v) = each %$want) {	3777	while (my ($k, $v) = each %$want) {
…		…
3328	my $status = load_resource_file_ $_[0];	3785	my $status = load_resource_file_ $_[0];
3329	get_slot 0.1, 100;	3786	get_slot 0.1, 100;
3330	cf::arch::commit_load;	3787	cf::arch::commit_load;
3331		3788
3332	$status	3789	$status
		3790	}
		3791
		3792	sub reload_exp_table {
		3793	_reload_exp_table;
		3794
		3795	cf::face::set
		3796	"res/exp_table" => FT_RSRC,
		3797	JSON::XS->new->utf8->canonical->encode (
		3798	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3799	);
		3800	}
		3801
		3802	sub reload_materials {
		3803	_reload_materials;
3333	}	3804	}
3334		3805
3335	sub reload_regions {	3806	sub reload_regions {
3336	# HACK to clear player env face cache, we need some signal framework	3807	# HACK to clear player env face cache, we need some signal framework
3337	# for this (global event?)	3808	# for this (global event?)
…		…
3345	if exists $_->{match};	3816	if exists $_->{match};
3346	}	3817	}
3347	}	3818	}
3348		3819
3349	sub reload_facedata {	3820	sub reload_facedata {
3350	load_facedata "$DATADIR/facedata"	3821	load_facedata $DATADIR
3351	or die "unable to load facedata\n";	3822	or die "unable to load facedata\n";
3352	}	3823	}
3353		3824
3354	sub reload_archetypes {	3825	sub reload_archetypes {
3355	load_resource_file "$DATADIR/archetypes"	3826	load_resource_file "$DATADIR/archetypes"
3356	or die "unable to load archetypes\n";	3827	or die "unable to load archetypes\n";
		3828
		3829	cf::face::set
		3830	"res/skill_info" => FT_RSRC,
		3831	JSON::XS->new->utf8->canonical->encode (
		3832	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3833	);
		3834
		3835	cf::face::set
		3836	"res/spell_paths" => FT_RSRC,
		3837	JSON::XS->new->utf8->canonical->encode (
		3838	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3839	);
		3840
		3841	# command completion
		3842	my @commands;
		3843
		3844	for (0..cf::arch::skillvec_size - 1) {
		3845	my $skill = cf::arch::skillvec $_;
		3846	my $name = $skill->name;
		3847	my $flags = cf::skill_flags $skill->subtype;
		3848
		3849	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3850	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3851	}
		3852
		3853	cf::client::set_command_face skill => \@commands;
3357	}	3854	}
3358		3855
3359	sub reload_treasures {	3856	sub reload_treasures {
3360	load_resource_file "$DATADIR/treasures"	3857	load_resource_file "$DATADIR/treasures"
3361	or die "unable to load treasurelists\n";	3858	or die "unable to load treasurelists\n";
3362	}	3859	}
3363		3860
		3861	sub reload_sound {
		3862	trace "loading sound config from $DATADIR/sound\n";
		3863
		3864	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3865
		3866	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3867	my $sound = $soundconf->{compat}[$_]
		3868	or next;
		3869
		3870	my $face = cf::face::find "sound/$sound->[1]";
		3871	cf::sound::set $sound->[0] => $face;
		3872	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3873	}
		3874
		3875	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3876	my $face = cf::face::find "sound/$v";
		3877	cf::sound::set $k => $face;
		3878	}
		3879	}
		3880
3364	sub reload_resources {	3881	sub reload_resources {
3365	warn "reloading resource files...\n";	3882	trace "reloading resource files...\n";
3366		3883
		3884	reload_materials;
3367	reload_facedata;	3885	reload_facedata;
		3886	reload_exp_table;
		3887	reload_sound;
3368	reload_archetypes;	3888	reload_archetypes;
3369	reload_regions;	3889	reload_regions;
3370	reload_treasures;	3890	reload_treasures;
3371		3891
3372	warn "finished reloading resource files\n";	3892	trace "finished reloading resource files\n";
3373	}
3374
3375	sub init {
3376	my $guard = freeze_mainloop;
3377
3378	reload_resources;
3379	}	3893	}
3380		3894
3381	sub reload_config {	3895	sub reload_config {
3382	open my $fh, "<:utf8", "$CONFDIR/config"	3896	trace "reloading config file...\n";
3383	or return;
3384		3897
3385	local $/;	3898	my $config = load_file "$CONFDIR/config";
3386	*CFG = YAML::Load <$fh>;	3899	utf8::decode $config;
		3900	*CFG = decode_yaml $config;
3387		3901
3388	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3902	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3389		3903
3390	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3904	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3391	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3905	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3392		3906
3393	if (exists $CFG{mlockall}) {	3907	if (exists $CFG{mlockall}) {
…		…
3397	};	3911	};
3398	warn $@ if $@;	3912	warn $@ if $@;
3399	}	3913	}
3400	}	3914	}
3401		3915
		3916	sub pidfile() {
		3917	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3918	or die "$PIDFILE: $!";
		3919	flock $fh, &Fcntl::LOCK_EX
		3920	or die "$PIDFILE: flock: $!";
		3921	$fh
		3922	}
		3923
		3924	# make sure only one server instance is running at any one time
		3925	sub atomic {
		3926	my $fh = pidfile;
		3927
		3928	my $pid = <$fh>;
		3929	kill 9, $pid if $pid > 0;
		3930
		3931	seek $fh, 0, 0;
		3932	print $fh $$;
		3933	}
		3934
		3935	sub main_loop {
		3936	trace "EV::run starting\n";
		3937	if (1) {
		3938	EV::run;
		3939	}
		3940	trace "EV::run returned\n";
		3941	goto &main_loop unless $REALLY_UNLOOP;
		3942	}
		3943
3402	sub main {	3944	sub main {
		3945	cf::init_globals; # initialise logging
		3946
		3947	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3948	LOG llevInfo, "Copyright (C) 2017-2018 Marc Alexander Lehmann / the Deliantra team.";
		3949	LOG llevInfo, "Copyright (C) 2005-2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3950	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3951	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3952
		3953	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3954
3403	# we must not ever block the main coroutine	3955	# we must not ever block the main coroutine
3404	local $Coro::idle = sub {	3956	$Coro::idle = sub {
3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3957	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3406	(async {	3958	(async {
3407	$Coro::current->{desc} = "IDLE BUG HANDLER";	3959	$Coro::current->{desc} = "IDLE BUG HANDLER";
3408	EV::loop EV::LOOP_ONESHOT;	3960	EV::run EV::RUN_ONCE;
3409	})->prio (Coro::PRIO_MAX);	3961	})->prio (Coro::PRIO_MAX);
3410	};	3962	};
3411		3963
3412	{	3964	evthread_start IO::AIO::poll_fileno;
3413	my $guard = freeze_mainloop;	3965
		3966	cf::sync_job {
		3967	cf::incloader::init ();
		3968
		3969	db_init;
		3970
		3971	cf::init_anim;
		3972	cf::init_attackmess;
		3973	cf::init_dynamic;
		3974
		3975	cf::load_settings;
		3976
		3977	reload_resources;
3414	reload_config;	3978	reload_config;
3415	db_init;	3979
		3980	cf::init_uuid;
		3981	cf::init_signals;
		3982	cf::init_skills;
		3983
		3984	cf::init_beforeplay;
		3985
		3986	atomic;
		3987
3416	load_extensions;	3988	load_extensions;
3417		3989
3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3990	utime time, time, $RUNTIMEFILE;
3419	evthread_start IO::AIO::poll_fileno;	3991
		3992	# no (long-running) fork's whatsoever before this point(!)
		3993	use POSIX ();
		3994	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3995
		3996	cf::_post_init 0;
3420	}	3997	};
3421		3998
3422	EV::loop;	3999	cf::object::thawer::errors_are_fatal 0;
		4000	info "parse errors in files are no longer fatal from this point on.\n";
		4001
		4002	AE::postpone {
		4003	undef &main; # free gobs of memory :)
		4004	};
		4005
		4006	goto &main_loop;
3423	}	4007	}
3424		4008
3425	#############################################################################	4009	#############################################################################
3426	# initialisation and cleanup	4010	# initialisation and cleanup
3427		4011
3428	# install some emergency cleanup handlers	4012	# install some emergency cleanup handlers
3429	BEGIN {	4013	BEGIN {
3430	our %SIGWATCHER = ();	4014	our %SIGWATCHER = ();
3431	for my $signal (qw(INT HUP TERM)) {	4015	for my $signal (qw(INT HUP TERM)) {
3432	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4016	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3433	cf::cleanup "SIG$signal";	4017	cf::cleanup "SIG$signal";
3434	};	4018	};
3435	}	4019	}
3436	}	4020	}
3437		4021
3438	sub write_runtime_sync {	4022	sub write_runtime_sync {
3439	my $runtime = "$LOCALDIR/runtime";	4023	my $t0 = AE::time;
3440		4024
3441	# first touch the runtime file to show we are still running:	4025	# first touch the runtime file to show we are still running:
3442	# the fsync below can take a very very long time.	4026	# the fsync below can take a very very long time.
3443		4027
3444	IO::AIO::aio_utime $runtime, undef, undef;	4028	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3445		4029
3446	my $guard = cf::lock_acquire "write_runtime";	4030	my $guard = cf::lock_acquire "write_runtime";
3447		4031
3448	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4032	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3449	or return;	4033	or return;
3450		4034
3451	my $value = $cf::RUNTIME + 90 + 10;	4035	my $value = $cf::RUNTIME + 90 + 10;
3452	# 10 is the runtime save interval, for a monotonic clock	4036	# 10 is the runtime save interval, for a monotonic clock
3453	# 60 allows for the watchdog to kill the server.	4037	# 60 allows for the watchdog to kill the server.
…		…
3463	aio_utime $fh, undef, undef;	4047	aio_utime $fh, undef, undef;
3464		4048
3465	close $fh	4049	close $fh
3466	or return;	4050	or return;
3467		4051
3468	aio_rename "$runtime~", $runtime	4052	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3469	and return;	4053	and return;
3470		4054
3471	warn "runtime file written.\n";	4055	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3472		4056
3473	1	4057	1
3474	}	4058	}
3475		4059
3476	our $uuid_lock;	4060	our $uuid_lock;
…		…
3485	my $uuid = "$LOCALDIR/uuid";	4069	my $uuid = "$LOCALDIR/uuid";
3486		4070
3487	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	4071	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3488	or return;	4072	or return;
3489		4073
3490	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	4074	my $value = uuid_seq uuid_cur;
		4075
		4076	unless ($value) {
		4077	info "cowardly refusing to write zero uuid value!\n";
		4078	return;
		4079	}
		4080
		4081	my $value = uuid_str $value + $uuid_skip;
3491	$uuid_skip = 0;	4082	$uuid_skip = 0;
3492		4083
3493	(aio_write $fh, 0, (length $value), $value, 0) <= 0	4084	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3494	and return;	4085	and return;
3495		4086
…		…
3501	or return;	4092	or return;
3502		4093
3503	aio_rename "$uuid~", $uuid	4094	aio_rename "$uuid~", $uuid
3504	and return;	4095	and return;
3505		4096
3506	warn "uuid file written ($value).\n";	4097	trace "uuid file written ($value).\n";
3507		4098
3508	1	4099	1
3509		4100
3510	}	4101	}
3511		4102
…		…
3517	}	4108	}
3518		4109
3519	sub emergency_save() {	4110	sub emergency_save() {
3520	my $freeze_guard = cf::freeze_mainloop;	4111	my $freeze_guard = cf::freeze_mainloop;
3521		4112
3522	warn "enter emergency perl save\n";	4113	info "emergency_perl_save: enter\n";
		4114
		4115	# this is a trade-off: we want to be very quick here, so
		4116	# save all maps without fsync, and later call a global sync
		4117	# (which in turn might be very very slow)
		4118	local $USE_FSYNC = 0;
3523		4119
3524	cf::sync_job {	4120	cf::sync_job {
		4121	cf::write_runtime_sync; # external watchdog should not bark
		4122
3525	# use a peculiar iteration method to avoid tripping on perl	4123	# use a peculiar iteration method to avoid tripping on perl
3526	# refcount bugs in for. also avoids problems with players	4124	# refcount bugs in for. also avoids problems with players
3527	# and maps saved/destroyed asynchronously.	4125	# and maps saved/destroyed asynchronously.
3528	warn "begin emergency player save\n";	4126	info "emergency_perl_save: begin player save\n";
3529	for my $login (keys %cf::PLAYER) {	4127	for my $login (keys %cf::PLAYER) {
3530	my $pl = $cf::PLAYER{$login} or next;	4128	my $pl = $cf::PLAYER{$login} or next;
3531	$pl->valid or next;	4129	$pl->valid or next;
3532	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4130	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3533	$pl->save;	4131	$pl->save;
3534	}	4132	}
3535	warn "end emergency player save\n";	4133	info "emergency_perl_save: end player save\n";
3536		4134
3537	warn "begin emergency map save\n";	4135	cf::write_runtime_sync; # external watchdog should not bark
		4136
		4137	info "emergency_perl_save: begin map save\n";
3538	for my $path (keys %cf::MAP) {	4138	for my $path (keys %cf::MAP) {
3539	my $map = $cf::MAP{$path} or next;	4139	my $map = $cf::MAP{$path} or next;
3540	$map->valid or next;	4140	$map->valid or next;
3541	$map->save;	4141	$map->save;
3542	}	4142	}
3543	warn "end emergency map save\n";	4143	info "emergency_perl_save: end map save\n";
3544		4144
3545	warn "begin emergency database checkpoint\n";	4145	cf::write_runtime_sync; # external watchdog should not bark
		4146
		4147	info "emergency_perl_save: begin database checkpoint\n";
3546	BDB::db_env_txn_checkpoint $DB_ENV;	4148	BDB::db_env_txn_checkpoint $DB_ENV;
3547	warn "end emergency database checkpoint\n";	4149	info "emergency_perl_save: end database checkpoint\n";
3548		4150
3549	warn "begin write uuid\n";	4151	info "emergency_perl_save: begin write uuid\n";
3550	write_uuid_sync 1;	4152	write_uuid_sync 1;
3551	warn "end write uuid\n";	4153	info "emergency_perl_save: end write uuid\n";
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
		4156
		4157	trace "emergency_perl_save: syncing database to disk";
		4158	BDB::db_env_txn_checkpoint $DB_ENV;
		4159
		4160	info "emergency_perl_save: starting sync\n";
		4161	IO::AIO::aio_sync sub {
		4162	info "emergency_perl_save: finished sync\n";
		4163	};
		4164
		4165	cf::write_runtime_sync; # external watchdog should not bark
		4166
		4167	trace "emergency_perl_save: flushing outstanding aio requests";
		4168	while (IO::AIO::nreqs || BDB::nreqs) {
		4169	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4170	}
		4171
		4172	cf::write_runtime_sync; # external watchdog should not bark
3552	};	4173	};
3553		4174
3554	warn "leave emergency perl save\n";	4175	info "emergency_perl_save: leave\n";
3555	}	4176	}
3556		4177
3557	sub post_cleanup {	4178	sub post_cleanup {
3558	my ($make_core) = @_;	4179	my ($make_core) = @_;
3559		4180
		4181	IO::AIO::flush;
		4182
3560	warn Carp::longmess "post_cleanup backtrace"	4183	error Carp::longmess "post_cleanup backtrace"
3561	if $make_core;	4184	if $make_core;
		4185
		4186	my $fh = pidfile;
		4187	unlink $PIDFILE if <$fh> == $$;
		4188	}
		4189
		4190	# a safer delete_package, copied from Symbol
		4191	sub clear_package($) {
		4192	my $pkg = shift;
		4193
		4194	# expand to full symbol table name if needed
		4195	unless ($pkg =~ /^main::.*::$/) {
		4196	$pkg = "main$pkg" if $pkg =~ /^::/;
		4197	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4198	$pkg .= '::' unless $pkg =~ /::$/;
		4199	}
		4200
		4201	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4202	my $stem_symtab = *{$stem}{HASH};
		4203
		4204	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4205	or return;
		4206
		4207	# clear all symbols
		4208	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4209	for my $name (keys %$leaf_symtab) {
		4210	_gv_clear *{"$pkg$name"};
		4211	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4212	}
3562	}	4213	}
3563		4214
3564	sub do_reload_perl() {	4215	sub do_reload_perl() {
3565	# can/must only be called in main	4216	# can/must only be called in main
3566	if ($Coro::current != $Coro::main) {	4217	unless (in_main) {
3567	warn "can only reload from main coroutine";	4218	error "can only reload from main coroutine";
3568	return;	4219	return;
3569	}	4220	}
3570		4221
3571	warn "reloading...";	4222	return if $RELOAD++;
3572		4223
3573	warn "entering sync_job";	4224	my $t1 = AE::time;
3574		4225
		4226	while ($RELOAD) {
		4227	cf::get_slot 0.1, -1, "reload_perl";
		4228	info "perl_reload: reloading...";
		4229
		4230	trace "perl_reload: entering sync_job";
		4231
3575	cf::sync_job {	4232	cf::sync_job {
3576	cf::write_runtime_sync; # external watchdog should not bark
3577	cf::emergency_save;	4233	#cf::emergency_save;
3578	cf::write_runtime_sync; # external watchdog should not bark
3579		4234
3580	warn "syncing database to disk";
3581	BDB::db_env_txn_checkpoint $DB_ENV;
3582
3583	# if anything goes wrong in here, we should simply crash as we already saved
3584
3585	warn "flushing outstanding aio requests";
3586	for (;;) {
3587	BDB::flush;
3588	IO::AIO::flush;
3589	Coro::cede_notself;
3590	last unless IO::AIO::nreqs || BDB::nreqs;
3591	warn "iterate...";
3592	}
3593
3594	++$RELOAD;
3595
3596	warn "cancelling all extension coros";	4235	trace "perl_reload: cancelling all extension coros";
3597	$_->cancel for values %EXT_CORO;	4236	$_->cancel for values %EXT_CORO;
3598	%EXT_CORO = ();	4237	%EXT_CORO = ();
3599		4238
3600	warn "removing commands";	4239	trace "perl_reload: removing commands";
3601	%COMMAND = ();	4240	%COMMAND = ();
3602		4241
3603	warn "removing ext/exti commands";	4242	trace "perl_reload: removing ext/exti commands";
3604	%EXTCMD = ();	4243	%EXTCMD = ();
3605	%EXTICMD = ();	4244	%EXTICMD = ();
3606		4245
3607	warn "unloading/nuking all extensions";	4246	trace "perl_reload: unloading/nuking all extensions";
3608	for my $pkg (@EXTS) {	4247	for my $pkg (@EXTS) {
3609	warn "... unloading $pkg";	4248	trace "... unloading $pkg";
3610		4249
3611	if (my $cb = $pkg->can ("unload")) {	4250	if (my $cb = $pkg->can ("unload")) {
3612	eval {	4251	eval {
3613	$cb->($pkg);	4252	$cb->($pkg);
3614	1	4253	1
3615	} or warn "$pkg unloaded, but with errors: $@";	4254	} or error "$pkg unloaded, but with errors: $@";
		4255	}
		4256
		4257	trace "... clearing $pkg";
		4258	clear_package $pkg;
3616	}	4259	}
3617		4260
3618	warn "... nuking $pkg";
3619	Symbol::delete_package $pkg;
3620	}
3621
3622	warn "unloading all perl modules loaded from $LIBDIR";	4261	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3623	while (my ($k, $v) = each %INC) {	4262	while (my ($k, $v) = each %INC) {
3624	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4263	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3625		4264
3626	warn "... unloading $k";	4265	trace "... unloading $k";
3627	delete $INC{$k};	4266	delete $INC{$k};
3628		4267
3629	$k =~ s/\.pm$//;	4268	$k =~ s/\.pm$//;
3630	$k =~ s/\//::/g;	4269	$k =~ s/\//::/g;
3631		4270
3632	if (my $cb = $k->can ("unload_module")) {	4271	if (my $cb = $k->can ("unload_module")) {
3633	$cb->();	4272	$cb->();
		4273	}
		4274
		4275	clear_package $k;
3634	}	4276	}
3635		4277
3636	Symbol::delete_package $k;
3637	}
3638
3639	warn "getting rid of safe::, as good as possible";	4278	trace "perl_reload: getting rid of safe::, as good as possible";
3640	Symbol::delete_package "safe::$_"	4279	clear_package "safe::$_"
3641	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4280	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3642		4281
3643	warn "unloading cf.pm \"a bit\"";	4282	trace "perl_reload: unloading cf.pm \"a bit\"";
3644	delete $INC{"cf.pm"};	4283	delete $INC{"cf.pm"};
3645	delete $INC{"cf/pod.pm"};	4284	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3646		4285
3647	# don't, removes xs symbols, too,	4286	# don't, removes xs symbols, too,
3648	# and global variables created in xs	4287	# and global variables created in xs
3649	#Symbol::delete_package __PACKAGE__;	4288	#clear_package __PACKAGE__;
3650		4289
3651	warn "unload completed, starting to reload now";	4290	info "perl_reload: unload completed, starting to reload now";
3652		4291
3653	warn "reloading cf.pm";	4292	trace "perl_reload: reloading cf.pm";
3654	require cf;	4293	require cf;
3655	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4294	cf::_connect_to_perl_1;
3656		4295
3657	warn "loading config and database again";	4296	trace "perl_reload: loading config and database again";
3658	cf::reload_config;	4297	cf::reload_config;
3659		4298
3660	warn "loading extensions";	4299	trace "perl_reload: loading extensions";
3661	cf::load_extensions;	4300	cf::load_extensions;
3662		4301
		4302	if ($REATTACH_ON_RELOAD) {
3663	warn "reattaching attachments to objects/players";	4303	trace "perl_reload: reattaching attachments to objects/players";
3664	_global_reattach; # objects, sockets	4304	_global_reattach; # objects, sockets
3665	warn "reattaching attachments to maps";	4305	trace "perl_reload: reattaching attachments to maps";
3666	reattach $_ for values %MAP;	4306	reattach $_ for values %MAP;
3667	warn "reattaching attachments to players";	4307	trace "perl_reload: reattaching attachments to players";
3668	reattach $_ for values %PLAYER;	4308	reattach $_ for values %PLAYER;
		4309	}
3669		4310
3670	warn "leaving sync_job";	4311	cf::_post_init 1;
3671		4312
		4313	trace "perl_reload: leaving sync_job";
		4314
3672	1	4315	1
3673	} or do {	4316	} or do {
3674	warn $@;	4317	error $@;
3675	cf::cleanup "error while reloading, exiting.";	4318	cf::cleanup "perl_reload: error, exiting.";
		4319	};
		4320
		4321	--$RELOAD;
3676	};	4322	}
3677		4323
3678	warn "reloaded";	4324	$t1 = AE::time - $t1;
		4325	info "perl_reload: completed in ${t1}s\n";
3679	};	4326	};
3680		4327
3681	our $RELOAD_WATCHER; # used only during reload	4328	our $RELOAD_WATCHER; # used only during reload
3682		4329
3683	sub reload_perl() {	4330	sub reload_perl() {
3684	# doing reload synchronously and two reloads happen back-to-back,	4331	# doing reload synchronously and two reloads happen back-to-back,
3685	# coro crashes during coro_state_free->destroy here.	4332	# coro crashes during coro_state_free->destroy here.
3686		4333
		4334	$RELOAD_WATCHER ||= cf::async {
		4335	Coro::AIO::aio_wait cache_extensions;
		4336
3687	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4337	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3688	do_reload_perl;	4338	do_reload_perl;
3689	undef $RELOAD_WATCHER;	4339	undef $RELOAD_WATCHER;
		4340	};
3690	};	4341	};
3691	}	4342	}
3692		4343
3693	register_command "reload" => sub {	4344	register_command "reload" => sub {
3694	my ($who, $arg) = @_;	4345	my ($who, $arg) = @_;
…		…
3700	reload_perl;	4351	reload_perl;
3701	};	4352	};
3702	}	4353	}
3703	};	4354	};
3704		4355
3705	unshift @INC, $LIBDIR;	4356	#############################################################################
3706		4357
3707	my $bug_warning = 0;	4358	my $bug_warning = 0;
3708		4359
3709	our @WAIT_FOR_TICK;
3710	our @WAIT_FOR_TICK_BEGIN;
3711
3712	sub wait_for_tick {	4360	sub wait_for_tick() {
3713	return if tick_inhibit || $Coro::current == $Coro::main;	4361	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3714		4362
3715	my $signal = new Coro::Signal;	4363	$WAIT_FOR_TICK->wait;
3716	push @WAIT_FOR_TICK, $signal;
3717	$signal->wait;
3718	}	4364	}
3719		4365
3720	sub wait_for_tick_begin {	4366	sub wait_for_tick_begin() {
3721	return if tick_inhibit || $Coro::current == $Coro::main;	4367	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3722		4368
3723	my $signal = new Coro::Signal;	4369	my $signal = new Coro::Signal;
3724	push @WAIT_FOR_TICK_BEGIN, $signal;	4370	push @WAIT_FOR_TICK_BEGIN, $signal;
3725	$signal->wait;	4371	$signal->wait;
3726	}	4372	}
…		…
3730	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4376	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3731	unless ++$bug_warning > 10;	4377	unless ++$bug_warning > 10;
3732	return;	4378	return;
3733	}	4379	}
3734		4380
3735	cf::server_tick; # one server iteration	4381	cf::one_tick; # one server iteration
		4382
		4383	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3736		4384
3737	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4385	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3738	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4386	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3739	Coro::async_pool {	4387	Coro::async_pool {
3740	$Coro::current->{desc} = "runtime saver";	4388	$Coro::current->{desc} = "runtime saver";
3741	write_runtime_sync	4389	write_runtime_sync
3742	or warn "ERROR: unable to write runtime file: $!";	4390	or error "ERROR: unable to write runtime file: $!";
3743	};	4391	};
3744	}	4392	}
3745		4393
3746	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3747	$sig->send;	4395	$sig->send;
3748	}	4396	}
3749	while (my $sig = shift @WAIT_FOR_TICK) {	4397	$WAIT_FOR_TICK->broadcast;
3750	$sig->send;
3751	}
3752		4398
3753	$LOAD = ($NOW - $TICK_START) / $TICK;	4399	$LOAD = ($NOW - $TICK_START) / $TICK;
3754	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4400	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3755		4401
3756	if (0) {	4402	if (0) {
3757	if ($NEXT_TICK) {	4403	if ($NEXT_TICK) {
3758	my $jitter = $TICK_START - $NEXT_TICK;	4404	my $jitter = $TICK_START - $NEXT_TICK;
3759	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4405	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3760	warn "jitter $JITTER\n";#d#	4406	debug "jitter $JITTER\n";#d#
3761	}	4407	}
3762	}	4408	}
3763	}	4409	}
3764		4410
3765	{	4411	{
3766	# configure BDB	4412	# configure BDB
		4413	info "initialising database";
3767		4414
3768	BDB::min_parallel 8;	4415	BDB::min_parallel 16;
3769	BDB::max_poll_reqs $TICK * 0.1;	4416	BDB::max_poll_reqs $TICK * 0.1;
3770	$Coro::BDB::WATCHER->priority (1);	4417	#$AnyEvent::BDB::WATCHER->priority (1);
3771		4418
3772	unless ($DB_ENV) {	4419	unless ($DB_ENV) {
3773	$DB_ENV = BDB::db_env_create;	4420	$DB_ENV = BDB::db_env_create;
3774	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4421	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3775	| BDB::LOG_AUTOREMOVE, 1);	4422	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4423	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3776	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4424	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3777	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4425	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3778		4426
3779	cf::sync_job {	4427	cf::sync_job {
3780	eval {	4428	eval {
…		…
3799	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4447	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3800	};	4448	};
3801	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4449	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3802	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4450	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3803	};	4451	};
		4452
		4453	info "database initialised";
3804	}	4454	}
3805		4455
3806	{	4456	{
3807	# configure IO::AIO	4457	# configure IO::AIO
3808		4458
		4459	info "initialising aio";
3809	IO::AIO::min_parallel 8;	4460	IO::AIO::min_parallel 8;
3810	IO::AIO::max_poll_time $TICK * 0.1;	4461	IO::AIO::max_poll_time $TICK * 0.1;
3811	$Coro::AIO::WATCHER->priority (1);	4462	undef $AnyEvent::AIO::WATCHER;
		4463	info "aio initialised";
3812	}	4464	}
3813		4465
3814	my $_log_backtrace;	4466	our $_log_backtrace;
		4467	our $_log_backtrace_last;
3815		4468
3816	sub _log_backtrace {	4469	sub _log_backtrace {
3817	my ($msg, @addr) = @_;	4470	my ($msg, @addr) = @_;
3818		4471
3819	$msg =~ s/\n//;	4472	$msg =~ s/\n$//;
3820		4473
		4474	if ($_log_backtrace_last eq $msg) {
		4475	LOG llevInfo, "[ABT] $msg\n";
		4476	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3821	# limit the # of concurrent backtraces	4477	# limit the # of concurrent backtraces
3822	if ($_log_backtrace < 2) {	4478	} elsif ($_log_backtrace < 2) {
		4479	$_log_backtrace_last = $msg;
3823	++$_log_backtrace;	4480	++$_log_backtrace;
		4481	my $perl_bt = Carp::longmess $msg;
3824	async {	4482	async {
3825	$Coro::current->{desc} = "abt $msg";	4483	$Coro::current->{desc} = "abt $msg";
3826		4484
3827	my @bt = fork_call {	4485	my @bt = fork_call {
3828	@addr = map { sprintf "%x", $_ } @addr;	4486	@addr = map { sprintf "%x", $_ } @addr;
…		…
3839	}	4497	}
3840		4498
3841	@funcs	4499	@funcs
3842	};	4500	};
3843		4501
3844	LOG llevInfo, "[ABT] $msg\n";	4502	LOG llevInfo, "[ABT] $perl_bt\n";
		4503	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3845	LOG llevInfo, "[ABT] $_\n" for @bt;	4504	LOG llevInfo, "[ABT] $_\n" for @bt;
3846	--$_log_backtrace;	4505	--$_log_backtrace;
3847	};	4506	};
3848	} else {	4507	} else {
3849	LOG llevInfo, "[ABT] $msg\n";	4508	LOG llevInfo, "[ABT] $msg\n";
3850	LOG llevInfo, "[ABT] [suppressed]\n";	4509	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3851	}	4510	}
3852	}	4511	}
3853		4512
3854	# load additional modules	4513	# load additional modules
3855	use cf::pod;	4514	require "cf/$_.pm" for @EXTRA_MODULES;
		4515	cf::_connect_to_perl_2;
3856		4516
3857	END { cf::emergency_save }	4517	END { cf::emergency_save }
3858		4518
3859	1	4519	1
3860		4520

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