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Revision 1.432 by root, Mon May 5 22:38:47 2008 UTC vs.
Revision 1.584 by root, Tue Oct 30 17:07:50 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	56	use Fcntl;
53	use YAML ();	57	use YAML::XS ();
54	use IO::AIO 2.51 ();	58	use IO::AIO ();
55	use Time::HiRes;	59	use Time::HiRes;
56	use Compress::LZF;	60	use Compress::LZF;
57	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
58		64
59	# configure various modules to our taste	65	# configure various modules to our taste
60	#	66	#
61	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	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	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		75
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		78
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
71		85
72	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
82	our $DATADIR = datadir;	99	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
86	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
93		120
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	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	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	123	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		125
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	129	our $DB_ENV;
105		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
106	our %CFG;	133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		135
108	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
110	our $NOW;	139	our $NOW;
111		140
112	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	150	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
123		152
		153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
		160
124	binmode STDOUT;	161	binmode STDOUT;
125	binmode STDERR;	162	binmode STDERR;
126		163
127	# read virtual server time, if available	164	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
132	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
133		172
134	mkdir $_	173	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		175
137	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
138		177
139	sub cf::map::normalise;	178	sub cf::map::normalise;
140		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
141	#############################################################################	184	#############################################################################
142		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
143	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
144		198
145	=over 4	199	=over 4
146		200
147	=item $cf::UPTIME	201	=item $cf::UPTIME
148		202
149	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
150		219
151	=item $cf::RUNTIME	220	=item $cf::RUNTIME
152		221
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	223	every server tick.
…		…
160	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
163	database environment.	232	database environment.
164		233
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	234	=item $cf::LOADAVG
174		235
175	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
186	from wherever your confdir points to.	247	from wherever your confdir points to.
187		248
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		250
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
191	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
194	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
195		273
196	This array contains the results of the last C<invoke ()> call. When	274	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	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	276	that call.
199		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
200	=back	284	=back
201		285
202	=cut	286	=cut
203		287
204	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	295	my $msg = join "", @_;
207		296
208	$msg .= "\n"	297	$msg .= "\n"
209	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
210		299
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		301
213	LOG llevError, $msg;	302	LOG llevWarn, $msg;
214	};	303	};
215	}
216		304
217	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
219		307
220	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	312	return;#d#
223	}#d#	313	}#d#
224		314
225	# kill coroutine otherwise	315	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	316	Coro::terminate
228	};	317	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		318
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	329	for my $pkg (qw(
243	cf::global cf::attachable	330	cf::global cf::attachable
244	cf::object cf::object::player	331	cf::object cf::object::player
245	cf::client cf::player	332	cf::client cf::player
246	cf::arch cf::living	333	cf::arch cf::living
		334	cf::map cf::mapspace
247	cf::map cf::party cf::region	335	cf::party cf::region
248	)) {	336	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	338	}
252		339
253	$EV::DIED = sub {	340	$EV::DIED = sub {
254	warn "error in event callback: @_";	341	Carp::cluck "error in event callback: @_";
255	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
256		348
257	#############################################################################	349	#############################################################################
258		350
259	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
260		352
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	374	$d
283	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
284	}	376	}
285		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
286	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
287		431
288	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
289		433
290	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		441
298	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
300		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
		506
301	=item cf::lock_wait $string	507	=item cf::lock_wait $string
302		508
303	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
304		510
305	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
306		512
307	Wait until the given lock is available and then acquires it and returns	513	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,	514	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	515	for example when the coroutine gets canceled), the lock is automatically
310	returned.	516	returned.
311		517
312	Locks are *not* recursive, locking from the same coro twice results in a	518	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	519	deadlocked coro.
…		…
319		525
320	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
321		527
322	=cut	528	=cut
323		529
324	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		531
327	sub lock_wait($) {	532	sub lock_wait($) {
328	my ($key) = @_;	533	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	534	}
341		535
342	sub lock_acquire($) {	536	sub lock_acquire($) {
343	my ($key) = @_;	537	$LOCKS->guard ($_[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	}	538	}
357		539
358	sub lock_active($) {	540	sub lock_active($) {
359	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	542	}
363		543
364	sub freeze_mainloop {	544	sub freeze_mainloop {
365	tick_inhibit_inc;	545	tick_inhibit_inc;
366		546
367	Coro::guard \&tick_inhibit_dec;	547	&Guard::guard (\&tick_inhibit_dec);
368	}	548	}
369		549
370	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
371		551
372	Like EV::periodic, but randomly selects a starting point so that the actions	552	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	553	get spread over time.
374		554
375	=cut	555	=cut
376		556
377	sub periodic($$) {	557	sub periodic($$) {
378	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
383	}	563	}
384		564
385	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
386		566
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
390		574
391	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$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.	576	used for statistical purposes and should identify the same time-class.
393		577
394	Useful for short background jobs.	578	Useful for short background jobs.
395		579
396	=cut	580	=cut
397		581
398	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
400		585
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
404		589
405	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
406		592
407	while () {	593	while () {
408	next_job:	594	next_job:
		595
409	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	597
411	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	602	$job->[2]->send;
415	Coro::cede;	603	Coro::cede;
416	goto next_job;	604	goto next_job;
417	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	607	}
419	}	608	}
420		609
421	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
424	$signal->wait;
425	} else {	613	} else {
		614	$busy = 0;
426	Coro::schedule;	615	Coro::schedule;
427	}	616	}
428	}	617	}
429	};	618	};
430		619
431	sub get_slot($;$$) {	620	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
433		622
434	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
435		624
436	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
437	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
438		628
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
467	=cut	657	=cut
468		658
469	sub sync_job(&) {	659	sub sync_job(&) {
470	my ($job) = @_;	660	my ($job) = @_;
471		661
472	if ($Coro::current == $Coro::main) {	662	if (in_main) {
473	my $time = EV::time;	663	my $time = AE::time;
474		664
475	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
477		667
478	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
479		669
480	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
481		671
482	my $busy = 1;	672	my $busy = 1;
483	my @res;	673	my @res;
484		674
485	(async {	675	(async {
486	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	677	@res = eval { $job->() };
488	warn $@ if $@;	678	error $@ if $@;
489	undef $busy;	679	undef $busy;
490	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
491		681
492	while ($busy) {	682	while ($busy) {
493	if (Coro::nready) {	683	if (Coro::nready) {
…		…
495	} else {	685	} else {
496	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
497	}	687	}
498	}	688	}
499		689
500	my $time = EV::time - $time;	690	my $time = AE::time - $time;
501		691
502	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
503		693
504	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
505	} else {	695	} else {
…		…
527	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
528		718
529	$coro	719	$coro
530	}	720	}
531		721
532	=item fork_call { }, $args	722	=item fork_call { }, @args
533		723
534	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
535	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
536	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
537	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
538		728
539	=cut	729	=cut
540		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
541	sub fork_call(&@) {	735	sub fork_call(&@) {
542	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
543		737
544	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
545	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
546	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
547		741
548	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
549	reset_signals;	743	cf::post_fork;
550	&$cb	744	&$cb
551	}, @args;	745	} @args;
552		746
553	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
554	}	759	}
555		760
556	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
557		762
558	=cut	763	=cut
…		…
595	within each server.	800	within each server.
596		801
597	=cut	802	=cut
598		803
599	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
600	my ($name) = @_;	808	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
602		810
603	eval {	811	eval {
604	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
614	}	822	}
615		823
616	our $DB;	824	our $DB;
617		825
618	sub db_init {	826	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	827	$DB ||= db_table "db";
621	};
622	}	828	}
623		829
624	sub db_get($$) {	830	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
626		832
627	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
628	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
629		837
630	$! ? ()	838	$! ? ()
631	: $data	839	: $data
632	}
633	}	840	}
634		841
635	sub db_put($$$) {	842	sub db_put($$$) {
636	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
665		872
666	my @data;	873	my @data;
667	my $md5;	874	my $md5;
668		875
669	for (0 .. $#$src) {	876	for (0 .. $#$src) {
670	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
671	or Carp::croak "$src->[$_]: $!";
672	}	878	}
673		879
674	# if processing is expensive, check	880	# if processing is expensive, check
675	# checksum first	881	# checksum first
676	if (1) {	882	if (1) {
…		…
693		899
694	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	901	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
697		903
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		905
700	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
703		909
…		…
713		919
714	=cut	920	=cut
715		921
716	sub datalog($@) {	922	sub datalog($@) {
717	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	925	}
720		926
721	=back	927	=back
722		928
723	=cut	929	=cut
724		930
725	#############################################################################	931	#############################################################################
726		932
727	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
728		934
729	Many objects in crossfire are so-called attachable objects. That means you can	935	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")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
732		938
733	In the following description, CLASS can be any of C<global>, C<object>	939	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	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
785		991
786	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
788		994
789	Some classes such as crossfire maps and objects can specify attachments	995	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.	996	that are attached at load/instantiate time, thus the need for a name.
791		997
792	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
793		999
794	=over 4	1000	=over 4
…		…
918		1124
919	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		1127
922	} elsif (ref $type) {	1128	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
924		1130
925	} else {	1131	} else {
926	shift @arg;	1132	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
928	}	1134	}
929	}	1135	}
930	}	1136	}
931		1137
932	sub _object_attach {	1138	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
943	}	1149	}
944		1150
945	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
946	} else {	1152	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1154	}
949		1155
950	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
951	}	1157	}
952		1158
…		…
1011		1217
1012	for (@$callbacks) {	1218	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1014		1220
1015	if ($@) {	1221	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1223	override;
1019	}	1224	}
1020		1225
1021	return 1 if $override;	1226	return 1 if $override;
1022	}	1227	}
…		…
1085		1290
1086	sub reattach {	1291	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1292	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1293	my ($obj) = @_;
1089		1294
		1295	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1296	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1297
1092	my $registry = $obj->registry;	1298	my $registry = $obj->registry;
1093		1299
1094	@$registry = ();	1300	@$registry = ();
1095		1301
…		…
1100	for (@$attach) {	1306	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1103	}	1309	}
1104	} else {	1310	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1312	}
1107	}	1313	}
1108	}	1314	}
1109		1315
1110	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1138		1344
1139	sync_job {	1345	sync_job {
1140	if (length $$rdata) {	1346	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1144		1351
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	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;
		1357	aio_fsync $fh;
		1358	}
1149	aio_close $fh;	1359	aio_close $fh;
1150		1360
1151	if (@$objs) {	1361	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	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;
		1368	aio_fsync $fh;
		1369	}
1157	aio_close $fh;	1370	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1372	}
1160	} else {	1373	} else {
1161	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1162	}	1375	}
1163		1376
1164	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1381	} else {
1166	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1167	}	1383	}
1168	} else {	1384	} else {
1169	aio_unlink $filename;	1385	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1171	}	1387	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1412	$av = $st->{objs};
1197	}	1413	}
1198		1414
1199	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1202		1419
1203	($data, $av)	1420	($data, $av)
1204	}	1421	}
1205		1422
1206	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1263		1480
1264	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1265	}	1482	}
1266		1483
		1484	use File::Glob ();
		1485
1267	cf::player->attach (	1486	cf::player->attach (
1268	on_command => sub {	1487	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1270		1489
1271	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1272	or return;	1491	or return;
1273		1492
…		…
1281	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1282		1501
1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1284		1503
1285	if (ref $msg) {	1504	if (ref $msg) {
1286	my ($type, $reply, @payload) =	1505	my ($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		1506
1291	my @reply;	1507	my @reply;
1292		1508
1293	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1294	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1296		1512
1297	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1514	if $reply;
1299		1515
1300	} else {	1516	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1518	}
1303		1519
1304	cf::override;	1520	cf::override;
1305	},	1521	},
1306	);	1522	);
1307		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1308	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1309	cf::sync_job {	1553	cf::sync_job {
1310	my %todo;	1554	my %todo;
1311		1555
1312	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1557	next unless -r $path;
…		…
1331		1575
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1578
1335	$ext{source} =	1579	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1338	. $source	1582	. $source
1339	. "\n};\n1";	1583	. "\n};\n1";
1340		1584
1341	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1342	}	1586	}
1343		1587
		1588	my $pass = 0;
1344	my %done;	1589	my %done;
1345	while (%todo) {	1590	while (%todo) {
1346	my $progress;	1591	my $progress;
1347		1592
		1593	++$pass;
		1594
		1595	ext:
1348	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1598	next ext
1351	unless exists $done{$_};	1599	unless exists $done{$_};
1352	}	1600	}
1353		1601
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1603
1356	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1617
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1619	if exists $v->{meta}{mandatory};
1364		1620
1365	warn $msg;	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1622	delete $todo{$k};
		1623	} else {
		1624	$done{$k} = delete $todo{$k};
		1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1366	}	1630	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1631	}
1372		1632
1373	skip:	1633	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1376	}	1643	}
1377	};	1644	};
1378	}	1645	}
1379		1646
1380	#############################################################################	1647	#############################################################################
1381		1648
1382	=back	1649	=back
1383		1650
1384	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1385		1652
1386	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1387		1654
1388	=cut	1655	=cut
1389		1656
1390	package cf::player;	1657	package cf::player;
1391		1658
…		…
1434		1701
1435	sub exists($) {	1702	sub exists($) {
1436	my ($login) = @_;	1703	my ($login) = @_;
1437		1704
1438	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1440	}	1707	}
1441		1708
1442	sub find($) {	1709	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1711	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1465	}	1732	}
1466	}	1733	}
1467	}	1734	}
1468		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1469	sub save($) {	1749	sub save($) {
1470	my ($pl) = @_;	1750	my ($pl) = @_;
1471		1751
1472	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1473		1753
…		…
1478		1758
1479	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1481		1761
1482	cf::get_slot 0.01;	1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1766
1484	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1768	cf::cede_to_tick;
1486	}	1769	}
1487		1770
…		…
1519	my ($pl) = @_;	1802	my ($pl) = @_;
1520		1803
1521	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1522		1805
1523	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1808
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1527	$pl->deactivate;	1810	$pl->deactivate;
		1811
1528	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1529	$pl->ob->check_score;
1530	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1531	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1532		1817
1533	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1534	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1535	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1589	\@logins	1874	\@logins
1590	}	1875	}
1591		1876
1592	=item $player->maps	1877	=item $player->maps
1593		1878
		1879	=item cf::player::maps $login
		1880
1594	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1595	player. May block.	1882	player. May block.
1596		1883
1597	=cut	1884	=cut
1598		1885
…		…
1615	}	1902	}
1616		1903
1617	\@paths	1904	\@paths
1618	}	1905	}
1619		1906
1620	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1621		1908
1622	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1623
1624	=cut
1625
1626	use re 'eval';
1627
1628	my $group;
1629	my $interior; $interior = qr{
1630	# match a pod interior sequence sans C<< >>
1631	(?:
1632	\ (.*?)\ (?{ $group = $^N })
1633	| < (??{$interior}) >
1634	)
1635	}x;
1636
1637	sub expand_cfpod {
1638	my ($self, $pod) = @_;
1639
1640	my $xml;
1641
1642	while () {
1643	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1644	$group = $1;
1645
1646	$group =~ s/&/&amp;/g;
1647	$group =~ s/</&lt;/g;
1648
1649	$xml .= $group;
1650	} elsif ($pod =~ m%\G
1651	([BCGHITU])
1652	<
1653	(?:
1654	([^<>]*) (?{ $group = $^N })
1655	| < $interior >
1656	)
1657	>
1658	%gcsx
1659	) {
1660	my ($code, $data) = ($1, $group);
1661
1662	if ($code eq "B") {
1663	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1664	} elsif ($code eq "I") {
1665	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1666	} elsif ($code eq "U") {
1667	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1668	} elsif ($code eq "C") {
1669	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1670	} elsif ($code eq "T") {
1671	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1672	} elsif ($code eq "G") {
1673	my ($male, $female) = split /\|/, $data;
1674	$data = $self->gender ? $female : $male;
1675	$xml .= expand_cfpod ($self, $data);
1676	} elsif ($code eq "H") {
1677	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1678	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1679	"")
1680	[$self->{hintmode}];
1681	} else {
1682	$xml .= "error processing '$code($data)' directive";
1683	}
1684	} else {
1685	if ($pod =~ /\G(.+)/) {
1686	warn "parse error while expanding $pod (at $1)";
1687	}
1688	last;
1689	}
1690	}
1691
1692	for ($xml) {
1693	# create single paragraphs (very hackish)
1694	s/(?<=\S)\n(?=\w)/ /g;
1695
1696	# compress some whitespace
1697	s/\s+\n/\n/g; # ws line-ends
1698	s/\n\n+/\n/g; # double lines
1699	s/^\n+//; # beginning lines
1700	s/\n+$//; # ending lines
1701	}
1702
1703	$xml
1704	}
1705
1706	no re 'eval';
1707
1708	sub hintmode {
1709	$_[0]{hintmode} = $_[1] if @_ > 1;
1710	$_[0]{hintmode}
1711	}
1712		1910
1713	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1714		1912
1715	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1716		1914
…		…
1748		1946
1749	=cut	1947	=cut
1750		1948
1751	sub find_by_path($) {	1949	sub find_by_path($) {
1752	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1753		1953
1754	my ($match, $specificity);	1954	my ($match, $specificity);
1755		1955
1756	for my $region (list) {	1956	for my $region (list) {
1757	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1786	sub generate_random_map {	1986	sub generate_random_map {
1787	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1788		1988
1789	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1790		1990
1791	# mit "rum" bekleckern, nicht
1792	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1793	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1794	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1795	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1796	$rmp->{exit_on_final_map},
1797	$rmp->{xsize}, $rmp->{ysize},
1798	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1799	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1800	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1801	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1802	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1803	(cf::region::find $rmp->{region}), $rmp->{custom}
1804	)
1805	}	1992	}
1806		1993
1807	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1808		1995
1809	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1814		2001
1815	sub register {	2002	sub register {
1816	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1817	my $pkg = caller;	2004	my $pkg = caller;
1818		2005
1819	no strict;
1820	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1821		2007
1822	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1823	}	2009	}
1824		2010
1825	# also paths starting with '/'	2011	# also paths starting with '/'
1826	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1827		2013
1828	sub thawer_merge {	2014	sub thawer_merge {
1829	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1830		2016
1831	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1836	}	2022	}
1837		2023
1838	sub normalise {	2024	sub normalise {
1839	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1840		2026
1841	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1842		2028
1843	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1844		2030
1845	# map plan:	2031	# map plan:
1846	#	2032	#
…		…
1861	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1862	$path = "$base/$path";	2048	$path = "$base/$path";
1863	}	2049	}
1864		2050
1865	for ($path) {	2051	for ($path) {
1866	redo if s{//}{/};
1867	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1868	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1869	}	2054	}
1870		2055
1871	$path	2056	$path
…		…
1885	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1886	return $self;	2071	return $self;
1887	}	2072	}
1888	}	2073	}
1889		2074
1890	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1891	()	2076	()
1892	}	2077	}
1893		2078
		2079	# may re-bless or do other evil things
1894	sub init {	2080	sub init {
1895	my ($self) = @_;	2081	my ($self) = @_;
1896		2082
1897	$self	2083	$self
1898	}	2084	}
…		…
1929		2115
1930	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1931	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1932	}	2118	}
1933		2119
1934	# and all this just because we cannot iterate over
1935	# all maps in C++...
1936	sub change_all_map_light {
1937	my ($change) = @_;
1938
1939	$_->change_map_light ($change)
1940	for grep $_->outdoor, values %cf::MAP;
1941	}
1942
1943	sub decay_objects {	2120	sub decay_objects {
1944	my ($self) = @_;	2121	my ($self) = @_;
1945		2122
1946	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1947		2124
…		…
1972	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1973		2150
1974	1	2151	1
1975	}	2152	}
1976		2153
		2154	# used to laod the header of an original map
1977	sub load_header_orig {	2155	sub load_header_orig {
1978	my ($self) = @_;	2156	my ($self) = @_;
1979		2157
1980	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1981	}	2159	}
1982		2160
		2161	# used to laod the header of an instantiated map
1983	sub load_header_temp {	2162	sub load_header_temp {
1984	my ($self) = @_;	2163	my ($self) = @_;
1985		2164
1986	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1987	}	2166	}
1988		2167
		2168	# called after loading the header from an instantiated map
1989	sub prepare_temp {	2169	sub prepare_temp {
1990	my ($self) = @_;	2170	my ($self) = @_;
1991		2171
1992	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1993	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1994	# safety	2174	# safety
1995	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1996	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1997	}	2177	}
1998		2178
		2179	# called after loading the header from an original map
1999	sub prepare_orig {	2180	sub prepare_orig {
2000	my ($self) = @_;	2181	my ($self) = @_;
2001		2182
2002	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
2003	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2027		2208
2028	sub find;	2209	sub find;
2029	sub find {	2210	sub find {
2030	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
2031		2212
		2213	cf::cede_to_tick;
		2214
2032	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
2033		2216
2034	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2035	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
2036		2219
2037	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
2038	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2039	my $guard2 = cf::lock_acquire "map_find:$path";
2040
2041	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
2042	or return;	2222	or return;
2043		2223
2044	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
2045		2225
…		…
2057		2237
2058	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
2059	}	2239	}
2060	}	2240	}
2061		2241
2062	sub pre_load { }	2242	sub pre_load { }
2063	sub post_load { }	2243	#sub post_load { } # XS
2064		2244
2065	sub load {	2245	sub load {
2066	my ($self) = @_;	2246	my ($self) = @_;
2067		2247
2068	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2071		2251
2072	{	2252	{
2073	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
2074		2254
2075	return unless $self->valid;	2255	return unless $self->valid;
2076	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2077
2078	$self->in_memory (cf::MAP_LOADING);
2079		2257
2080	$self->alloc;	2258	$self->alloc;
2081		2259
2082	$self->pre_load;	2260	$self->pre_load;
2083	cf::cede_to_tick;	2261	cf::cede_to_tick;
2084		2262
		2263	if (exists $self->{load_path}) {
2085	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2086	$f->skip_block;	2265	$f->skip_block;
2087	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2088	or return;	2267	or return;
2089		2268
2090	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2269	$self->post_load_original
2091	if delete $self->{load_original};	2270	if delete $self->{load_original};
2092		2271
2093	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2094	utf8::encode $uniq;	2273	utf8::encode $uniq;
2095	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2096	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2097	$self->clear_unique_items;	2276	$self->clear_unique_items;
2098	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2099	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2100	}	2280	}
2101	}	2281	}
2102	}
2103		2282
2104	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
2105		2290
2106	cf::cede_to_tick;	2291	cf::cede_to_tick;
2107	# now do the right thing for maps	2292	# now do the right thing for maps
2108	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2109	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2113	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2114	$self->decay_objects;	2299	$self->decay_objects;
2115	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2116	$self->update_buttons;	2301	$self->update_buttons;
2117	cf::cede_to_tick;	2302	cf::cede_to_tick;
2118	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2119	cf::cede_to_tick;
2120	$self->activate;
2121	}	2304	}
2122		2305
2123	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2124	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2125
2126	$self->in_memory (cf::MAP_ACTIVE);
2127	}	2308	}
2128		2309
2129	$self->post_load;	2310	$self->post_load;
2130	}
2131		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2132	sub customise_for {	2318	sub customise_for {
2133	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2134		2320
2135	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2136	if $self->per_player;	2322	if $self->per_player;
…		…
2139	# if $self->per_party;	2325	# if $self->per_party;
2140		2326
2141	$self	2327	$self
2142	}	2328	}
2143		2329
2144	# find and load all maps in the 3x3 area around a map
2145	sub load_neighbours {
2146	my ($map) = @_;
2147
2148	my @neigh; # diagonal neighbours
2149
2150	for (0 .. 3) {
2151	my $neigh = $map->tile_path ($_)
2152	or next;
2153	$neigh = find $neigh, $map
2154	or next;
2155	$neigh->load;
2156
2157	push @neigh,
2158	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2159	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2160	}
2161
2162	for (grep defined $_->[0], @neigh) {
2163	my ($path, $origin) = @$_;
2164	my $neigh = find $path, $origin
2165	or next;
2166	$neigh->load;
2167	}
2168	}
2169
2170	sub find_sync {	2330	sub find_sync {
2171	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2172		2332
2173	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
2174	}	2338	}
2175		2339
2176	sub do_load_sync {	2340	sub do_load_sync {
2177	my ($map) = @_;	2341	my ($map) = @_;
2178		2342
		2343	# it's a bug to call this from the main context
2179	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2180	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2181		2346
2182	cf::sync_job { $map->load };	2347	$map->load;
2183	}	2348	}
2184		2349
2185	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2186	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2187		2352
2188	sub find_async {	2353	sub find_async {
2189	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2190		2355
2191	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2192		2357
2193	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2194	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2195	}	2360	}
2196		2361
2197	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2198		2363
2199	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2213	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2214		2379
2215	()	2380	()
2216	}	2381	}
2217		2382
		2383	# common code, used by both ->save and ->swapout
2218	sub save {	2384	sub _save {
2219	my ($self) = @_;	2385	my ($self) = @_;
2220
2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
2222		2386
2223	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2224		2388
2225	return unless $self->dirty;	2389	return unless $self->dirty;
2226		2390
…		…
2246	} else {	2410	} else {
2247	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2248	}	2412	}
2249	}	2413	}
2250		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2251	sub swap_out {	2423	sub swap_out {
2252	my ($self) = @_;	2424	my ($self) = @_;
2253		2425
2254	# save first because save cedes
2255	$self->save;
2256
2257	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2258		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2259	return if $self->players;	2430	return if $self->players;
2260	return if $self->in_memory != cf::MAP_ACTIVE;	2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2261	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2262		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2263	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2264		2482
2265	$self->deactivate;	2483	$self->deactivate;
2266	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2267	$self->clear;	2485	$self->clear;
2268	}
2269
2270	sub reset_at {
2271	my ($self) = @_;
2272
2273	# TODO: safety, remove and allow resettable per-player maps
2274	return 1e99 if $self->{deny_reset};
2275
2276	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2277	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2278
2279	$time + $to
2280	}
2281
2282	sub should_reset {
2283	my ($self) = @_;
2284
2285	$self->reset_at <= $cf::RUNTIME
2286	}
2287
2288	sub reset {
2289	my ($self) = @_;
2290
2291	my $lock = cf::lock_acquire "map_data:$self->{path}";
2292
2293	return if $self->players;
2294
2295	warn "resetting map ", $self->path;
2296
2297	$self->in_memory (cf::MAP_SWAPPED);
2298
2299	# need to save uniques path
2300	unless ($self->{deny_save}) {
2301	my $uniq = $self->uniq_path; utf8::encode $uniq;
2302
2303	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2304	if $uniq;
2305	}
2306
2307	delete $cf::MAP{$self->path};
2308
2309	$self->deactivate;
2310	$_->clear_links_to ($self) for values %cf::MAP;
2311	$self->clear;
2312		2486
2313	$self->unlink_save;	2487	$self->unlink_save;
2314	$self->destroy;	2488	$self->destroy;
2315	}	2489	}
2316		2490
…		…
2324		2498
2325	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2326		2500
2327	$self->unlink_save;	2501	$self->unlink_save;
2328		2502
2329	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2330	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2331	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2332	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2333	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2334		2508
…		…
2391	: normalise $_	2565	: normalise $_
2392	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2393	]	2567	]
2394	}	2568	}
2395		2569
		2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
		2601
2396	=back	2602	=back
2397		2603
2398	=head3 cf::object	2604	=head3 cf::object
2399		2605
2400	=cut	2606	=cut
…		…
2465		2671
2466	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2467	id => "say",	2673	id => "say",
2468	title => "Map",	2674	title => "Map",
2469	reply => "say ",	2675	reply => "say ",
2470	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2471	};	2677	};
2472		2678
2473	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2474	id => "chat",	2680	id => "chat",
2475	title => "Chat",	2681	title => "Chat",
…		…
2530		2736
2531	=item $player_object->enter_link	2737	=item $player_object->enter_link
2532		2738
2533	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2534		2740
2535	The player should be reasonably safe there for short amounts of time. You	2741	The player should be reasonably safe there for short amounts of time (e.g.
2536	I<MUST> call C<leave_link> as soon as possible, though.	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2743	though, as the player cannot control the character while it is on the link
		2744	map.
2537		2745
2538	Will never block.	2746	Will never block.
2539		2747
2540	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2541		2749
…		…
2561	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2562	my ($self) = @_;	2770	my ($self) = @_;
2563		2771
2564	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2565		2773
		2774	++$self->{_link_recursion};
		2775
2566	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2567		2777
2568	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2569	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2570		2780
2571	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2572	}	2782	}
2573		2783
2574	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2575	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2576		2786
…		…
2593	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2594	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2595		2805
2596	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2597	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2598	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2599		2809
2600	$map->load;	2810	$map->load;
2601	$map->load_neighbours;
2602		2811
2603	return unless $self->contr->active;	2812	return unless $self->contr->active;
2604	$self->activate_recursive;
2605		2813
2606	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2607	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2608	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2609		2821
		2822	}
		2823
2610	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2611		2825
2612	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2613	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2614	that has to return the map if sucecssful, and then unfreezes the player on	2828	that has to return the map if sucecssful, and then unfreezes the player on
2615	the new (success) or old (failed) map position. In either case, $done will	2829	the new (success) or old (failed) map position. In either case, $done will
2616	be called at the end of this process.	2830	be called at the end of this process.
2617		2831
		2832	Note that $check will be called with a potentially non-loaded map, so if
		2833	it needs a loaded map it has to call C<< ->load >>.
		2834
2618	=cut	2835	=cut
2619		2836
2620	our $GOTOGEN;	2837	our $GOTOGEN;
2621		2838
2622	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2623	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
2624		2847
2625	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2626	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2627		2850
2628	$self->enter_link;	2851	$self->enter_link;
…		…
2648	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2649	}	2872	}
2650	}	2873	}
2651		2874
2652	my $map = eval {	2875	my $map = eval {
2653	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2654		2877
2655	if ($map) {	2878	if ($map) {
2656	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2657	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2658	} else {	2881	} else {
2659	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2660	}	2883	}
2661		2884
2662	$map	2885	$map
…		…
2670	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2671	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2672	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2673	}	2896	}
2674		2897
2675	$done->() if $done;	2898	$done->($self) if $done;
2676	})->prio (1);	2899	})->prio (1);
2677	}	2900	}
2678		2901
2679	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2680		2903
…		…
2748	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2749		2972
2750	unless (eval {	2973	unless (eval {
2751	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2752		2975
2753	# random map handling
2754	{
2755	my $guard = cf::lock_acquire "exit_prepare:$exit";
2756
2757	prepare_random_map $exit
2758	if $exit->slaying eq "/!";
2759	}
2760
2761	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2762	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2763	my $y = $exit->stats->sp;	2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
2764		3002
2765	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2766		3004
2767	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2768	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
2769	if $exit->flag (cf::FLAG_DAMNED);	3007	if $exit->flag (cf::FLAG_DAMNED);
2770		3008
2771	1	3009	1
2772	}) {	3010	}) {
2773	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2774	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2775	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2776	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2777		3015
2778	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2779	$self->leave_link;	3017	$self->leave_link;
2780	}	3018	}
2781	})->prio (1);	3019	})->prio (1);
2782	}	3020	}
2783		3021
…		…
2795	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2796	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2797		3035
2798	utf8::encode $text;	3036	utf8::encode $text;
2799	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2800	}	3063	}
2801		3064
2802	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2803		3066
2804	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2808		3071
2809	=cut	3072	=cut
2810		3073
2811	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2812	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2813	"c/identify" => {	3082	"c/identify" => {
2814	id => "infobox",	3083	id => "infobox",
2815	title => "Identify",	3084	title => "Identify",
2816	reply => undef,	3085	reply => undef,
2817	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2819	"c/examine" => {	3088	"c/examine" => {
2820	id => "infobox",	3089	id => "infobox",
2821	title => "Examine",	3090	title => "Examine",
2822	reply => undef,	3091	reply => undef,
2823	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
2824	},	3099	},
2825	"c/book" => {	3100	"c/book" => {
2826	id => "infobox",	3101	id => "infobox",
2827	title => "Book",	3102	title => "Book",
2828	reply => undef,	3103	reply => undef,
…		…
2844	id => "infobox",	3119	id => "infobox",
2845	title => "Body Parts",	3120	title => "Body Parts",
2846	reply => undef,	3121	reply => undef,
2847	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2848	},	3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
		3130	"c/skills" => {
		3131	id => "infobox",
		3132	title => "Skills",
		3133	reply => undef,
		3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
2849	"c/uptime" => {	3160	"c/uptime" => {
2850	id => "infobox",	3161	id => "infobox",
2851	title => "Uptime",	3162	title => "Uptime",
2852	reply => undef,	3163	reply => undef,
2853	tooltip => "How long the server has been running since last restart",	3164	tooltip => "How long the server has been running since last restart",
…		…
2862	id => "party",	3173	id => "party",
2863	title => "Party",	3174	title => "Party",
2864	reply => "gsay ",	3175	reply => "gsay ",
2865	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2866	},	3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
2867	);	3186	);
2868		3187
2869	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2870	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2871		3190
2872	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2873		3193
2874	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2875		3195
2876	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2877	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2878	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2879		3199
2880	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2881	if $self->can_msg;
2882
2883	$channel = $channel->{id};	3201	$channel = $channel->{id};
2884		3202
2885	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2886	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2887	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2888	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2889	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2890	if $self->can_msg;
2891	}	3208	}
2892		3209
2893	$channel = $channel->{id};	3210	$channel = $channel->{id};
2894	}	3211	}
2895		3212
2896	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2897		3214
2898	if ($self->can_msg) {
2899	# default colour, mask it out	3215	# default colour, mask it out
2900	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2901	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2902		3218
2903	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2904	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2905	} else {	3222	);
2906	if ($color >= 0) {
2907	# replace some tags by gcfclient-compatible ones
2908	for ($msg) {
2909	1 while
2910	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2911	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2912	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2913	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2914	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2915	}
2916		3223
2917	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2918
2919	utf8::encode $msg;
2920
2921	if (0 && $msg =~ /\[/) {
2922	# COMMAND/INFO
2923	$self->send_packet ("drawextinfo $color 10 8 $msg")
2924	} else {
2925	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2926	$self->send_packet ("drawinfo $color $msg")
2927	}
2928	}
2929	}
2930	}	3225	}
2931		3226
2932	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2933		3228
2934	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2937		3232
2938	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2939	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2940		3235
2941	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2942	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2943	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2944	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2946	}	3241	}
2947	}	3242	}
2948		3243
2949	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2950		3245
…		…
2953	=cut	3248	=cut
2954		3249
2955	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2956	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2957		3252
2958	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2959	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2960	} elsif ($self->extcmd == 1) {
2961	#TODO: version 1, remove
2962	unshift @msg, msgtype => "reply", msgid => $id;
2963	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2964	}
2965	}	3256	}
2966		3257
2967	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2968		3259
2969	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
3024	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
3025		3316
3026	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3027		3318
3028	if (ref $msg) {	3319	if (ref $msg) {
3029	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3030	"ARRAY" eq ref $msg
3031	? @$msg
3032	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3033		3321
3034	my @reply;	3322	my @reply;
3035		3323
3036	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
3037	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
3039		3327
3040	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
3041	if $reply;	3329	if $reply;
3042		3330
3043	} else {	3331	} else {
3044	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3045	}	3333	}
3046		3334
3047	cf::override;	3335	cf::override;
3048	},	3336	},
3049	);	3337	);
…		…
3069		3357
3070	$coro	3358	$coro
3071	}	3359	}
3072		3360
3073	cf::client->attach (	3361	cf::client->attach (
3074	on_destroy => sub {	3362	on_client_destroy => sub {
3075	my ($ns) = @_;	3363	my ($ns) = @_;
3076		3364
3077	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3078	},	3366	},
3079	);	3367	);
…		…
3095	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3096		3384
3097	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3098		3386
3099	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3100	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3101	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3102	sort time	3390	sort time
3103	));	3391	));
3104		3392
3105	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3109	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3110		3398
3111	cf::object	3399	cf::object
3112	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3113	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3114		3403
3115	cf::object::player	3404	cf::object::player
3116	player	3405	player
3117		3406
3118	cf::player	3407	cf::player
…		…
3124	=cut	3413	=cut
3125		3414
3126	for (	3415	for (
3127	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3128	insert remove inv nrof name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3129	decrease split destroy)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3130	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3131	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3132	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3133	) {	3422	) {
3134	no strict 'refs';
3135	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3136	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3137	for @funs;	3425	for @funs;
3138	}	3426	}
3139		3427
…		…
3154		3442
3155	my $qcode = $code;	3443	my $qcode = $code;
3156	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3157	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3158		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3159	local $_;	3450	local $_;
3160	local @safe::cf::_safe_eval_args = values %vars;
3161		3451
3162	my $eval =	3452	my $eval =
3163	"do {\n"	3453	"do {\n"
3164	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3165	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3166	. $code	3456	. $code
3167	. "\n}"	3457	. "\n}"
3168	;	3458	;
3169		3459
		3460	if ($CFG{safe_eval}) {
3170	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3171	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3172	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3173		3469
3174	if ($@) {	3470	if ($@) {
3175	warn "$@";	3471	warn "$@",
3176	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3177	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3178	}	3474	}
3179		3475
3180	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3181	}	3477	}
3182		3478
…		…
3196	=cut	3492	=cut
3197		3493
3198	sub register_script_function {	3494	sub register_script_function {
3199	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3200		3496
3201	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3202	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3203	}	3499	}
3204		3500
3205	=back	3501	=back
3206		3502
3207	=cut	3503	=cut
3208		3504
3209	#############################################################################	3505	#############################################################################
3210	# the server's init and main functions	3506	# the server's init and main functions
		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
3211		3509
3212	sub load_facedata($) {	3510	sub load_facedata($) {
3213	my ($path) = @_;	3511	my ($path) = @_;
3214		3512
3215	# HACK to clear player env face cache, we need some signal framework	3513	# HACK to clear player env face cache, we need some signal framework
3216	# for this (global event?)	3514	# for this (global event?)
3217	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3218		3516
3219	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3220		3518
3221	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3222		3520
3223	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3224	0 < aio_load $path, $facedata
3225	or die "$path: $!";
3226
3227	$facedata = Coro::Storable::thaw $facedata;
3228		3522
3229	$facedata->{version} == 2	3523	$facedata->{version} == 2
3230	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3231		3525
3232	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3233	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3234	type => FT_RSRC,	3529	type => FT_RSRC,
3235	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
3236	};	3532	};
3237	cf::cede_to_tick;	3533	cf::cede_to_tick;
3238		3534
3239	{	3535	{
3240	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
…		…
3242	while (my ($face, $info) = each %$faces) {	3538	while (my ($face, $info) = each %$faces) {
3243	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3539	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3244		3540
3245	cf::face::set_visibility $idx, $info->{visibility};	3541	cf::face::set_visibility $idx, $info->{visibility};
3246	cf::face::set_magicmap $idx, $info->{magicmap};	3542	cf::face::set_magicmap $idx, $info->{magicmap};
3247	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3543	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3248	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3544	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3545	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3546	$FACEHASH{$info->{hash64}} = $idx;#d#
3249		3547
3250	cf::cede_to_tick;	3548	cf::cede_to_tick;
3251	}	3549	}
3252		3550
3253	while (my ($face, $info) = each %$faces) {	3551	while (my ($face, $info) = each %$faces) {
…		…
3258		3556
3259	if (my $smooth = cf::face::find $info->{smooth}) {	3557	if (my $smooth = cf::face::find $info->{smooth}) {
3260	cf::face::set_smooth $idx, $smooth;	3558	cf::face::set_smooth $idx, $smooth;
3261	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3559	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3262	} else {	3560	} else {
3263	warn "smooth face '$info->{smooth}' not found for face '$face'";	3561	error "smooth face '$info->{smooth}' not found for face '$face'";
3264	}	3562	}
3265		3563
3266	cf::cede_to_tick;	3564	cf::cede_to_tick;
3267	}	3565	}
3268	}	3566	}
…		…
3277		3575
3278	cf::anim::invalidate_all; # d'oh	3576	cf::anim::invalidate_all; # d'oh
3279	}	3577	}
3280		3578
3281	{	3579	{
3282	# TODO: for gcfclient pleasure, we should give resources
3283	# that gcfclient doesn't grok a >10000 face index.
3284	my $res = $facedata->{resource};	3580	my $res = $facedata->{resource};
3285		3581
3286	while (my ($name, $info) = each %$res) {	3582	while (my ($name, $info) = each %$res) {
3287	if (defined $info->{type}) {	3583	if (defined (my $type = $info->{type})) {
		3584	# TODO: different hash - must free and use new index, or cache ixface data queue
3288	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3585	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3289	my $data;
3290		3586
3291	if ($info->{type} & 1) {	3587	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3292	# prepend meta info
3293
3294	my $meta = $enc->encode ({
3295	name => $name,
3296	%{ $info->{meta} || {} },
3297	});
3298
3299	$data = pack "(w/a*)*", $meta, $info->{data};
3300	} else {
3301	$data = $info->{data};
3302	}
3303
3304	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3305	cf::face::set_type $idx, $info->{type};	3588	cf::face::set_type $idx, $type;
		3589	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3590	$FACEHASH{$info->{hash}} = $idx;#d#
3306	} else {	3591	} else {
3307	$RESOURCE{$name} = $info;	3592	# $RESOURCE{$name} = $info; # unused
3308	}	3593	}
3309		3594
3310	cf::cede_to_tick;	3595	cf::cede_to_tick;
3311	}	3596	}
3312	}	3597	}
3313		3598
3314	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3599	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3315		3600
3316	1	3601	1
3317	}	3602	}
3318
3319	cf::global->attach (on_resource_update => sub {
3320	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3321	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3322
3323	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3324	my $sound = $soundconf->{compat}[$_]
3325	or next;
3326
3327	my $face = cf::face::find "sound/$sound->[1]";
3328	cf::sound::set $sound->[0] => $face;
3329	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3330	}
3331
3332	while (my ($k, $v) = each %{$soundconf->{event}}) {
3333	my $face = cf::face::find "sound/$v";
3334	cf::sound::set $k => $face;
3335	}
3336	}
3337	});
3338		3603
3339	register_exticmd fx_want => sub {	3604	register_exticmd fx_want => sub {
3340	my ($ns, $want) = @_;	3605	my ($ns, $want) = @_;
3341		3606
3342	while (my ($k, $v) = each %$want) {	3607	while (my ($k, $v) = each %$want) {
…		…
3381	sub reload_treasures {	3646	sub reload_treasures {
3382	load_resource_file "$DATADIR/treasures"	3647	load_resource_file "$DATADIR/treasures"
3383	or die "unable to load treasurelists\n";	3648	or die "unable to load treasurelists\n";
3384	}	3649	}
3385		3650
		3651	sub reload_sound {
		3652	trace "loading sound config from $DATADIR/sound\n";
		3653
		3654	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3655
		3656	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3657	my $sound = $soundconf->{compat}[$_]
		3658	or next;
		3659
		3660	my $face = cf::face::find "sound/$sound->[1]";
		3661	cf::sound::set $sound->[0] => $face;
		3662	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3663	}
		3664
		3665	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3666	my $face = cf::face::find "sound/$v";
		3667	cf::sound::set $k => $face;
		3668	}
		3669	}
		3670
3386	sub reload_resources {	3671	sub reload_resources {
3387	warn "reloading resource files...\n";	3672	trace "reloading resource files...\n";
3388		3673
		3674	reload_exp_table;
		3675	reload_materials;
3389	reload_facedata;	3676	reload_facedata;
		3677	reload_sound;
3390	reload_archetypes;	3678	reload_archetypes;
3391	reload_regions;	3679	reload_regions;
3392	reload_treasures;	3680	reload_treasures;
3393		3681
3394	warn "finished reloading resource files\n";	3682	trace "finished reloading resource files\n";
3395	}
3396
3397	sub init {
3398	my $guard = freeze_mainloop;
3399
3400	reload_resources;
3401	}	3683	}
3402		3684
3403	sub reload_config {	3685	sub reload_config {
3404	open my $fh, "<:utf8", "$CONFDIR/config"	3686	trace "reloading config file...\n";
3405	or return;
3406		3687
3407	local $/;	3688	my $config = load_file "$CONFDIR/config";
3408	*CFG = YAML::Load <$fh>;	3689	utf8::decode $config;
		3690	*CFG = decode_yaml $config;
3409		3691
3410	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3692	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3411		3693
3412	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3694	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3413	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3695	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3414		3696
3415	if (exists $CFG{mlockall}) {	3697	if (exists $CFG{mlockall}) {
…		…
3419	};	3701	};
3420	warn $@ if $@;	3702	warn $@ if $@;
3421	}	3703	}
3422	}	3704	}
3423		3705
		3706	sub pidfile() {
		3707	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3708	or die "$PIDFILE: $!";
		3709	flock $fh, &Fcntl::LOCK_EX
		3710	or die "$PIDFILE: flock: $!";
		3711	$fh
		3712	}
		3713
		3714	# make sure only one server instance is running at any one time
		3715	sub atomic {
		3716	my $fh = pidfile;
		3717
		3718	my $pid = <$fh>;
		3719	kill 9, $pid if $pid > 0;
		3720
		3721	seek $fh, 0, 0;
		3722	print $fh $$;
		3723	}
		3724
		3725	sub main_loop {
		3726	trace "EV::loop starting\n";
		3727	if (1) {
		3728	EV::loop;
		3729	}
		3730	trace "EV::loop returned\n";
		3731	goto &main_loop unless $REALLY_UNLOOP;
		3732	}
		3733
3424	sub main {	3734	sub main {
		3735	cf::init_globals; # initialise logging
		3736
		3737	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3738	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3739	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3740	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3741
		3742	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3743
3425	# we must not ever block the main coroutine	3744	# we must not ever block the main coroutine
3426	local $Coro::idle = sub {	3745	local $Coro::idle = sub {
3427	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3746	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3428	(async {	3747	(async {
3429	$Coro::current->{desc} = "IDLE BUG HANDLER";	3748	$Coro::current->{desc} = "IDLE BUG HANDLER";
3430	EV::loop EV::LOOP_ONESHOT;	3749	EV::loop EV::LOOP_ONESHOT;
3431	})->prio (Coro::PRIO_MAX);	3750	})->prio (Coro::PRIO_MAX);
3432	};	3751	};
3433		3752
3434	{	3753	evthread_start IO::AIO::poll_fileno;
3435	my $guard = freeze_mainloop;	3754
		3755	cf::sync_job {
		3756	cf::incloader::init ();
		3757
		3758	cf::init_anim;
		3759	cf::init_attackmess;
		3760	cf::init_dynamic;
		3761
		3762	cf::load_settings;
		3763
		3764	reload_resources;
3436	reload_config;	3765	reload_config;
3437	db_init;	3766	db_init;
		3767
		3768	cf::init_uuid;
		3769	cf::init_signals;
		3770	cf::init_skills;
		3771
		3772	cf::init_beforeplay;
		3773
		3774	atomic;
		3775
3438	load_extensions;	3776	load_extensions;
3439		3777
3440	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3778	utime time, time, $RUNTIMEFILE;
3441	evthread_start IO::AIO::poll_fileno;	3779
		3780	# no (long-running) fork's whatsoever before this point(!)
		3781	use POSIX ();
		3782	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3783
		3784	cf::_post_init 0;
3442	}	3785	};
3443		3786
3444	EV::loop;	3787	cf::object::thawer::errors_are_fatal 0;
		3788	info "parse errors in files are no longer fatal from this point on.\n";
		3789
		3790	AE::postpone {
		3791	undef &main; # free gobs of memory :)
		3792	};
		3793
		3794	goto &main_loop;
3445	}	3795	}
3446		3796
3447	#############################################################################	3797	#############################################################################
3448	# initialisation and cleanup	3798	# initialisation and cleanup
3449		3799
3450	# install some emergency cleanup handlers	3800	# install some emergency cleanup handlers
3451	BEGIN {	3801	BEGIN {
3452	our %SIGWATCHER = ();	3802	our %SIGWATCHER = ();
3453	for my $signal (qw(INT HUP TERM)) {	3803	for my $signal (qw(INT HUP TERM)) {
3454	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3804	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3455	cf::cleanup "SIG$signal";	3805	cf::cleanup "SIG$signal";
3456	};	3806	};
3457	}	3807	}
3458	}	3808	}
3459		3809
3460	sub write_runtime_sync {	3810	sub write_runtime_sync {
3461	my $runtime = "$LOCALDIR/runtime";	3811	my $t0 = AE::time;
3462		3812
3463	# first touch the runtime file to show we are still running:	3813	# first touch the runtime file to show we are still running:
3464	# the fsync below can take a very very long time.	3814	# the fsync below can take a very very long time.
3465		3815
3466	IO::AIO::aio_utime $runtime, undef, undef;	3816	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3467		3817
3468	my $guard = cf::lock_acquire "write_runtime";	3818	my $guard = cf::lock_acquire "write_runtime";
3469		3819
3470	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3820	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3471	or return;	3821	or return;
3472		3822
3473	my $value = $cf::RUNTIME + 90 + 10;	3823	my $value = $cf::RUNTIME + 90 + 10;
3474	# 10 is the runtime save interval, for a monotonic clock	3824	# 10 is the runtime save interval, for a monotonic clock
3475	# 60 allows for the watchdog to kill the server.	3825	# 60 allows for the watchdog to kill the server.
…		…
3485	aio_utime $fh, undef, undef;	3835	aio_utime $fh, undef, undef;
3486		3836
3487	close $fh	3837	close $fh
3488	or return;	3838	or return;
3489		3839
3490	aio_rename "$runtime~", $runtime	3840	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3491	and return;	3841	and return;
3492		3842
3493	warn "runtime file written.\n";	3843	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3494		3844
3495	1	3845	1
3496	}	3846	}
3497		3847
3498	our $uuid_lock;	3848	our $uuid_lock;
…		…
3507	my $uuid = "$LOCALDIR/uuid";	3857	my $uuid = "$LOCALDIR/uuid";
3508		3858
3509	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3859	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3510	or return;	3860	or return;
3511		3861
3512	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3862	my $value = uuid_seq uuid_cur;
		3863
		3864	unless ($value) {
		3865	info "cowardly refusing to write zero uuid value!\n";
		3866	return;
		3867	}
		3868
		3869	my $value = uuid_str $value + $uuid_skip;
3513	$uuid_skip = 0;	3870	$uuid_skip = 0;
3514		3871
3515	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3872	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3516	and return;	3873	and return;
3517		3874
…		…
3523	or return;	3880	or return;
3524		3881
3525	aio_rename "$uuid~", $uuid	3882	aio_rename "$uuid~", $uuid
3526	and return;	3883	and return;
3527		3884
3528	warn "uuid file written ($value).\n";	3885	trace "uuid file written ($value).\n";
3529		3886
3530	1	3887	1
3531		3888
3532	}	3889	}
3533		3890
…		…
3539	}	3896	}
3540		3897
3541	sub emergency_save() {	3898	sub emergency_save() {
3542	my $freeze_guard = cf::freeze_mainloop;	3899	my $freeze_guard = cf::freeze_mainloop;
3543		3900
3544	warn "enter emergency perl save\n";	3901	info "emergency_perl_save: enter\n";
		3902
		3903	# this is a trade-off: we want to be very quick here, so
		3904	# save all maps without fsync, and later call a global sync
		3905	# (which in turn might be very very slow)
		3906	local $USE_FSYNC = 0;
3545		3907
3546	cf::sync_job {	3908	cf::sync_job {
		3909	cf::write_runtime_sync; # external watchdog should not bark
		3910
3547	# use a peculiar iteration method to avoid tripping on perl	3911	# use a peculiar iteration method to avoid tripping on perl
3548	# refcount bugs in for. also avoids problems with players	3912	# refcount bugs in for. also avoids problems with players
3549	# and maps saved/destroyed asynchronously.	3913	# and maps saved/destroyed asynchronously.
3550	warn "begin emergency player save\n";	3914	info "emergency_perl_save: begin player save\n";
3551	for my $login (keys %cf::PLAYER) {	3915	for my $login (keys %cf::PLAYER) {
3552	my $pl = $cf::PLAYER{$login} or next;	3916	my $pl = $cf::PLAYER{$login} or next;
3553	$pl->valid or next;	3917	$pl->valid or next;
3554	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3918	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3555	$pl->save;	3919	$pl->save;
3556	}	3920	}
3557	warn "end emergency player save\n";	3921	info "emergency_perl_save: end player save\n";
3558		3922
3559	warn "begin emergency map save\n";	3923	cf::write_runtime_sync; # external watchdog should not bark
		3924
		3925	info "emergency_perl_save: begin map save\n";
3560	for my $path (keys %cf::MAP) {	3926	for my $path (keys %cf::MAP) {
3561	my $map = $cf::MAP{$path} or next;	3927	my $map = $cf::MAP{$path} or next;
3562	$map->valid or next;	3928	$map->valid or next;
3563	$map->save;	3929	$map->save;
3564	}	3930	}
3565	warn "end emergency map save\n";	3931	info "emergency_perl_save: end map save\n";
3566		3932
3567	warn "begin emergency database checkpoint\n";	3933	cf::write_runtime_sync; # external watchdog should not bark
		3934
		3935	info "emergency_perl_save: begin database checkpoint\n";
3568	BDB::db_env_txn_checkpoint $DB_ENV;	3936	BDB::db_env_txn_checkpoint $DB_ENV;
3569	warn "end emergency database checkpoint\n";	3937	info "emergency_perl_save: end database checkpoint\n";
3570		3938
3571	warn "begin write uuid\n";	3939	info "emergency_perl_save: begin write uuid\n";
3572	write_uuid_sync 1;	3940	write_uuid_sync 1;
3573	warn "end write uuid\n";	3941	info "emergency_perl_save: end write uuid\n";
		3942
		3943	cf::write_runtime_sync; # external watchdog should not bark
		3944
		3945	trace "emergency_perl_save: syncing database to disk";
		3946	BDB::db_env_txn_checkpoint $DB_ENV;
		3947
		3948	info "emergency_perl_save: starting sync\n";
		3949	IO::AIO::aio_sync sub {
		3950	info "emergency_perl_save: finished sync\n";
		3951	};
		3952
		3953	cf::write_runtime_sync; # external watchdog should not bark
		3954
		3955	trace "emergency_perl_save: flushing outstanding aio requests";
		3956	while (IO::AIO::nreqs || BDB::nreqs) {
		3957	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3958	}
		3959
		3960	cf::write_runtime_sync; # external watchdog should not bark
3574	};	3961	};
3575		3962
3576	warn "leave emergency perl save\n";	3963	info "emergency_perl_save: leave\n";
3577	}	3964	}
3578		3965
3579	sub post_cleanup {	3966	sub post_cleanup {
3580	my ($make_core) = @_;	3967	my ($make_core) = @_;
3581		3968
		3969	IO::AIO::flush;
		3970
3582	warn Carp::longmess "post_cleanup backtrace"	3971	error Carp::longmess "post_cleanup backtrace"
3583	if $make_core;	3972	if $make_core;
		3973
		3974	my $fh = pidfile;
		3975	unlink $PIDFILE if <$fh> == $$;
		3976	}
		3977
		3978	# a safer delete_package, copied from Symbol
		3979	sub clear_package($) {
		3980	my $pkg = shift;
		3981
		3982	# expand to full symbol table name if needed
		3983	unless ($pkg =~ /^main::.*::$/) {
		3984	$pkg = "main$pkg" if $pkg =~ /^::/;
		3985	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3986	$pkg .= '::' unless $pkg =~ /::$/;
		3987	}
		3988
		3989	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3990	my $stem_symtab = *{$stem}{HASH};
		3991
		3992	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3993	or return;
		3994
		3995	# clear all symbols
		3996	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3997	for my $name (keys %$leaf_symtab) {
		3998	_gv_clear *{"$pkg$name"};
		3999	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4000	}
3584	}	4001	}
3585		4002
3586	sub do_reload_perl() {	4003	sub do_reload_perl() {
3587	# can/must only be called in main	4004	# can/must only be called in main
3588	if ($Coro::current != $Coro::main) {	4005	unless (in_main) {
3589	warn "can only reload from main coroutine";	4006	error "can only reload from main coroutine";
3590	return;	4007	return;
3591	}	4008	}
3592		4009
3593	warn "reloading...";	4010	return if $RELOAD++;
3594		4011
3595	warn "entering sync_job";	4012	my $t1 = AE::time;
3596		4013
		4014	while ($RELOAD) {
		4015	cf::get_slot 0.1, -1, "reload_perl";
		4016	info "perl_reload: reloading...";
		4017
		4018	trace "perl_reload: entering sync_job";
		4019
3597	cf::sync_job {	4020	cf::sync_job {
3598	cf::write_runtime_sync; # external watchdog should not bark
3599	cf::emergency_save;	4021	#cf::emergency_save;
3600	cf::write_runtime_sync; # external watchdog should not bark
3601		4022
3602	warn "syncing database to disk";
3603	BDB::db_env_txn_checkpoint $DB_ENV;
3604
3605	# if anything goes wrong in here, we should simply crash as we already saved
3606
3607	warn "flushing outstanding aio requests";
3608	for (;;) {
3609	BDB::flush;
3610	IO::AIO::flush;
3611	Coro::cede_notself;
3612	last unless IO::AIO::nreqs || BDB::nreqs;
3613	warn "iterate...";
3614	}
3615
3616	++$RELOAD;
3617
3618	warn "cancelling all extension coros";	4023	trace "perl_reload: cancelling all extension coros";
3619	$_->cancel for values %EXT_CORO;	4024	$_->cancel for values %EXT_CORO;
3620	%EXT_CORO = ();	4025	%EXT_CORO = ();
3621		4026
3622	warn "removing commands";	4027	trace "perl_reload: removing commands";
3623	%COMMAND = ();	4028	%COMMAND = ();
3624		4029
3625	warn "removing ext/exti commands";	4030	trace "perl_reload: removing ext/exti commands";
3626	%EXTCMD = ();	4031	%EXTCMD = ();
3627	%EXTICMD = ();	4032	%EXTICMD = ();
3628		4033
3629	warn "unloading/nuking all extensions";	4034	trace "perl_reload: unloading/nuking all extensions";
3630	for my $pkg (@EXTS) {	4035	for my $pkg (@EXTS) {
3631	warn "... unloading $pkg";	4036	trace "... unloading $pkg";
3632		4037
3633	if (my $cb = $pkg->can ("unload")) {	4038	if (my $cb = $pkg->can ("unload")) {
3634	eval {	4039	eval {
3635	$cb->($pkg);	4040	$cb->($pkg);
3636	1	4041	1
3637	} or warn "$pkg unloaded, but with errors: $@";	4042	} or error "$pkg unloaded, but with errors: $@";
		4043	}
		4044
		4045	trace "... clearing $pkg";
		4046	clear_package $pkg;
3638	}	4047	}
3639		4048
3640	warn "... nuking $pkg";
3641	Symbol::delete_package $pkg;
3642	}
3643
3644	warn "unloading all perl modules loaded from $LIBDIR";	4049	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3645	while (my ($k, $v) = each %INC) {	4050	while (my ($k, $v) = each %INC) {
3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4051	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3647		4052
3648	warn "... unloading $k";	4053	trace "... unloading $k";
3649	delete $INC{$k};	4054	delete $INC{$k};
3650		4055
3651	$k =~ s/\.pm$//;	4056	$k =~ s/\.pm$//;
3652	$k =~ s/\//::/g;	4057	$k =~ s/\//::/g;
3653		4058
3654	if (my $cb = $k->can ("unload_module")) {	4059	if (my $cb = $k->can ("unload_module")) {
3655	$cb->();	4060	$cb->();
		4061	}
		4062
		4063	clear_package $k;
3656	}	4064	}
3657		4065
3658	Symbol::delete_package $k;
3659	}
3660
3661	warn "getting rid of safe::, as good as possible";	4066	trace "perl_reload: getting rid of safe::, as good as possible";
3662	Symbol::delete_package "safe::$_"	4067	clear_package "safe::$_"
3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4068	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3664		4069
3665	warn "unloading cf.pm \"a bit\"";	4070	trace "perl_reload: unloading cf.pm \"a bit\"";
3666	delete $INC{"cf.pm"};	4071	delete $INC{"cf.pm"};
3667	delete $INC{"cf/pod.pm"};	4072	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3668		4073
3669	# don't, removes xs symbols, too,	4074	# don't, removes xs symbols, too,
3670	# and global variables created in xs	4075	# and global variables created in xs
3671	#Symbol::delete_package __PACKAGE__;	4076	#clear_package __PACKAGE__;
3672		4077
3673	warn "unload completed, starting to reload now";	4078	info "perl_reload: unload completed, starting to reload now";
3674		4079
3675	warn "reloading cf.pm";	4080	trace "perl_reload: reloading cf.pm";
3676	require cf;	4081	require cf;
3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4082	cf::_connect_to_perl_1;
3678		4083
3679	warn "loading config and database again";	4084	trace "perl_reload: loading config and database again";
3680	cf::reload_config;	4085	cf::reload_config;
3681		4086
3682	warn "loading extensions";	4087	trace "perl_reload: loading extensions";
3683	cf::load_extensions;	4088	cf::load_extensions;
3684		4089
		4090	if ($REATTACH_ON_RELOAD) {
3685	warn "reattaching attachments to objects/players";	4091	trace "perl_reload: reattaching attachments to objects/players";
3686	_global_reattach; # objects, sockets	4092	_global_reattach; # objects, sockets
3687	warn "reattaching attachments to maps";	4093	trace "perl_reload: reattaching attachments to maps";
3688	reattach $_ for values %MAP;	4094	reattach $_ for values %MAP;
3689	warn "reattaching attachments to players";	4095	trace "perl_reload: reattaching attachments to players";
3690	reattach $_ for values %PLAYER;	4096	reattach $_ for values %PLAYER;
		4097	}
3691		4098
3692	warn "leaving sync_job";	4099	cf::_post_init 1;
3693		4100
		4101	trace "perl_reload: leaving sync_job";
		4102
3694	1	4103	1
3695	} or do {	4104	} or do {
3696	warn $@;	4105	error $@;
3697	cf::cleanup "error while reloading, exiting.";	4106	cf::cleanup "perl_reload: error, exiting.";
		4107	};
		4108
		4109	--$RELOAD;
3698	};	4110	}
3699		4111
3700	warn "reloaded";	4112	$t1 = AE::time - $t1;
		4113	info "perl_reload: completed in ${t1}s\n";
3701	};	4114	};
3702		4115
3703	our $RELOAD_WATCHER; # used only during reload	4116	our $RELOAD_WATCHER; # used only during reload
3704		4117
3705	sub reload_perl() {	4118	sub reload_perl() {
3706	# doing reload synchronously and two reloads happen back-to-back,	4119	# doing reload synchronously and two reloads happen back-to-back,
3707	# coro crashes during coro_state_free->destroy here.	4120	# coro crashes during coro_state_free->destroy here.
3708		4121
		4122	$RELOAD_WATCHER ||= cf::async {
		4123	Coro::AIO::aio_wait cache_extensions;
		4124
3709	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4125	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3710	do_reload_perl;	4126	do_reload_perl;
3711	undef $RELOAD_WATCHER;	4127	undef $RELOAD_WATCHER;
		4128	};
3712	};	4129	};
3713	}	4130	}
3714		4131
3715	register_command "reload" => sub {	4132	register_command "reload" => sub {
3716	my ($who, $arg) = @_;	4133	my ($who, $arg) = @_;
…		…
3722	reload_perl;	4139	reload_perl;
3723	};	4140	};
3724	}	4141	}
3725	};	4142	};
3726		4143
3727	unshift @INC, $LIBDIR;	4144	#############################################################################
3728		4145
3729	my $bug_warning = 0;	4146	my $bug_warning = 0;
3730		4147
3731	our @WAIT_FOR_TICK;
3732	our @WAIT_FOR_TICK_BEGIN;
3733
3734	sub wait_for_tick {	4148	sub wait_for_tick() {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	4149	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3736		4150
3737	my $signal = new Coro::Signal;	4151	$WAIT_FOR_TICK->wait;
3738	push @WAIT_FOR_TICK, $signal;
3739	$signal->wait;
3740	}	4152	}
3741		4153
3742	sub wait_for_tick_begin {	4154	sub wait_for_tick_begin() {
3743	return if tick_inhibit || $Coro::current == $Coro::main;	4155	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3744		4156
3745	my $signal = new Coro::Signal;	4157	my $signal = new Coro::Signal;
3746	push @WAIT_FOR_TICK_BEGIN, $signal;	4158	push @WAIT_FOR_TICK_BEGIN, $signal;
3747	$signal->wait;	4159	$signal->wait;
3748	}	4160	}
…		…
3752	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4164	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3753	unless ++$bug_warning > 10;	4165	unless ++$bug_warning > 10;
3754	return;	4166	return;
3755	}	4167	}
3756		4168
3757	cf::server_tick; # one server iteration	4169	cf::one_tick; # one server iteration
		4170
		4171	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3758		4172
3759	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4173	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3760	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4174	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3761	Coro::async_pool {	4175	Coro::async_pool {
3762	$Coro::current->{desc} = "runtime saver";	4176	$Coro::current->{desc} = "runtime saver";
3763	write_runtime_sync	4177	write_runtime_sync
3764	or warn "ERROR: unable to write runtime file: $!";	4178	or error "ERROR: unable to write runtime file: $!";
3765	};	4179	};
3766	}	4180	}
3767		4181
3768	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4182	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3769	$sig->send;	4183	$sig->send;
3770	}	4184	}
3771	while (my $sig = shift @WAIT_FOR_TICK) {	4185	$WAIT_FOR_TICK->broadcast;
3772	$sig->send;
3773	}
3774		4186
3775	$LOAD = ($NOW - $TICK_START) / $TICK;	4187	$LOAD = ($NOW - $TICK_START) / $TICK;
3776	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4188	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3777		4189
3778	if (0) {	4190	if (0) {
3779	if ($NEXT_TICK) {	4191	if ($NEXT_TICK) {
3780	my $jitter = $TICK_START - $NEXT_TICK;	4192	my $jitter = $TICK_START - $NEXT_TICK;
3781	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4193	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3782	warn "jitter $JITTER\n";#d#	4194	debug "jitter $JITTER\n";#d#
3783	}	4195	}
3784	}	4196	}
3785	}	4197	}
3786		4198
3787	{	4199	{
3788	# configure BDB	4200	# configure BDB
3789		4201
3790	BDB::min_parallel 8;	4202	BDB::min_parallel 16;
3791	BDB::max_poll_reqs $TICK * 0.1;	4203	BDB::max_poll_reqs $TICK * 0.1;
3792	$Coro::BDB::WATCHER->priority (1);	4204	#$AnyEvent::BDB::WATCHER->priority (1);
3793		4205
3794	unless ($DB_ENV) {	4206	unless ($DB_ENV) {
3795	$DB_ENV = BDB::db_env_create;	4207	$DB_ENV = BDB::db_env_create;
3796	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4208	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3797	| BDB::LOG_AUTOREMOVE, 1);	4209	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4210	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3798	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4211	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3799	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4212	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3800		4213
3801	cf::sync_job {	4214	cf::sync_job {
3802	eval {	4215	eval {
…		…
3828	{	4241	{
3829	# configure IO::AIO	4242	# configure IO::AIO
3830		4243
3831	IO::AIO::min_parallel 8;	4244	IO::AIO::min_parallel 8;
3832	IO::AIO::max_poll_time $TICK * 0.1;	4245	IO::AIO::max_poll_time $TICK * 0.1;
3833	$Coro::AIO::WATCHER->priority (1);	4246	undef $AnyEvent::AIO::WATCHER;
3834	}	4247	}
3835		4248
3836	my $_log_backtrace;	4249	our $_log_backtrace;
		4250	our $_log_backtrace_last;
3837		4251
3838	sub _log_backtrace {	4252	sub _log_backtrace {
3839	my ($msg, @addr) = @_;	4253	my ($msg, @addr) = @_;
3840		4254
3841	$msg =~ s/\n//;	4255	$msg =~ s/\n$//;
3842		4256
		4257	if ($_log_backtrace_last eq $msg) {
		4258	LOG llevInfo, "[ABT] $msg\n";
		4259	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3843	# limit the # of concurrent backtraces	4260	# limit the # of concurrent backtraces
3844	if ($_log_backtrace < 2) {	4261	} elsif ($_log_backtrace < 2) {
		4262	$_log_backtrace_last = $msg;
3845	++$_log_backtrace;	4263	++$_log_backtrace;
		4264	my $perl_bt = Carp::longmess $msg;
3846	async {	4265	async {
3847	$Coro::current->{desc} = "abt $msg";	4266	$Coro::current->{desc} = "abt $msg";
3848		4267
3849	my @bt = fork_call {	4268	my @bt = fork_call {
3850	@addr = map { sprintf "%x", $_ } @addr;	4269	@addr = map { sprintf "%x", $_ } @addr;
…		…
3861	}	4280	}
3862		4281
3863	@funcs	4282	@funcs
3864	};	4283	};
3865		4284
3866	LOG llevInfo, "[ABT] $msg\n";	4285	LOG llevInfo, "[ABT] $perl_bt\n";
		4286	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3867	LOG llevInfo, "[ABT] $_\n" for @bt;	4287	LOG llevInfo, "[ABT] $_\n" for @bt;
3868	--$_log_backtrace;	4288	--$_log_backtrace;
3869	};	4289	};
3870	} else {	4290	} else {
3871	LOG llevInfo, "[ABT] $msg\n";	4291	LOG llevInfo, "[ABT] $msg\n";
3872	LOG llevInfo, "[ABT] [suppressed]\n";	4292	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3873	}	4293	}
3874	}	4294	}
3875		4295
3876	# load additional modules	4296	# load additional modules
3877	use cf::pod;	4297	require "cf/$_.pm" for @EXTRA_MODULES;
		4298	cf::_connect_to_perl_2;
3878		4299
3879	END { cf::emergency_save }	4300	END { cf::emergency_save }
3880		4301
3881	1	4302	1
3882		4303

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