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Revision 1.428 by root, Thu May 1 06:33:19 2008 UTC vs.
Revision 1.583 by root, Mon Oct 29 23:12:37 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
		1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1529	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1530		1817
1531	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1533	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1587	\@logins	1874	\@logins
1588	}	1875	}
1589		1876
1590	=item $player->maps	1877	=item $player->maps
1591		1878
		1879	=item cf::player::maps $login
		1880
1592	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1593	player. May block.	1882	player. May block.
1594		1883
1595	=cut	1884	=cut
1596		1885
…		…
1613	}	1902	}
1614		1903
1615	\@paths	1904	\@paths
1616	}	1905	}
1617		1906
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1908
1620	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1910
1711	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1712		1912
1713	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1714		1914
…		…
1746		1946
1747	=cut	1947	=cut
1748		1948
1749	sub find_by_path($) {	1949	sub find_by_path($) {
1750	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1751		1953
1752	my ($match, $specificity);	1954	my ($match, $specificity);
1753		1955
1754	for my $region (list) {	1956	for my $region (list) {
1755	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1784	sub generate_random_map {	1986	sub generate_random_map {
1785	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1786		1988
1787	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
1788		1990
1789	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1798	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1799	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1800	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1801	(cf::region::find $rmp->{region}), $rmp->{custom}
1802	)
1803	}	1992	}
1804		1993
1805	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1806		1995
1807	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
…		…
1812		2001
1813	sub register {	2002	sub register {
1814	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1815	my $pkg = caller;	2004	my $pkg = caller;
1816		2005
1817	no strict;
1818	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1819		2007
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	2009	}
1822		2010
1823	# also paths starting with '/'	2011	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		2013
1826	sub thawer_merge {	2014	sub thawer_merge {
1827	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1828		2016
1829	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1834	}	2022	}
1835		2023
1836	sub normalise {	2024	sub normalise {
1837	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1838		2026
1839	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1840		2028
1841	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1842		2030
1843	# map plan:	2031	# map plan:
1844	#	2032	#
…		…
1859	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1860	$path = "$base/$path";	2048	$path = "$base/$path";
1861	}	2049	}
1862		2050
1863	for ($path) {	2051	for ($path) {
1864	redo if s{//}{/};
1865	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1866	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1867	}	2054	}
1868		2055
1869	$path	2056	$path
…		…
1883	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1884	return $self;	2071	return $self;
1885	}	2072	}
1886	}	2073	}
1887		2074
1888	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1889	()	2076	()
1890	}	2077	}
1891		2078
		2079	# may re-bless or do other evil things
1892	sub init {	2080	sub init {
1893	my ($self) = @_;	2081	my ($self) = @_;
1894		2082
1895	$self	2083	$self
1896	}	2084	}
…		…
1927		2115
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1930	}	2118	}
1931		2119
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	2120	sub decay_objects {
1942	my ($self) = @_;	2121	my ($self) = @_;
1943		2122
1944	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1945		2124
…		…
1970	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1971		2150
1972	1	2151	1
1973	}	2152	}
1974		2153
		2154	# used to laod the header of an original map
1975	sub load_header_orig {	2155	sub load_header_orig {
1976	my ($self) = @_;	2156	my ($self) = @_;
1977		2157
1978	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1979	}	2159	}
1980		2160
		2161	# used to laod the header of an instantiated map
1981	sub load_header_temp {	2162	sub load_header_temp {
1982	my ($self) = @_;	2163	my ($self) = @_;
1983		2164
1984	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1985	}	2166	}
1986		2167
		2168	# called after loading the header from an instantiated map
1987	sub prepare_temp {	2169	sub prepare_temp {
1988	my ($self) = @_;	2170	my ($self) = @_;
1989		2171
1990	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1991	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1992	# safety	2174	# safety
1993	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1994	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1995	}	2177	}
1996		2178
		2179	# called after loading the header from an original map
1997	sub prepare_orig {	2180	sub prepare_orig {
1998	my ($self) = @_;	2181	my ($self) = @_;
1999		2182
2000	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
2001	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2025		2208
2026	sub find;	2209	sub find;
2027	sub find {	2210	sub find {
2028	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
2029		2212
		2213	cf::cede_to_tick;
		2214
2030	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
2031		2216
2032	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2219
2035	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_find:$path";
2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2038
2039	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
2040	or return;	2222	or return;
2041		2223
2042	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
2043		2225
…		…
2045	or return;	2227	or return;
2046		2228
2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2229	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2048	# doing this can freeze the server in a sync job, obviously	2230	# doing this can freeze the server in a sync job, obviously
2049	#$cf::WAIT_FOR_TICK->wait;	2231	#$cf::WAIT_FOR_TICK->wait;
		2232	undef $guard2;
2050	undef $guard1;	2233	undef $guard1;
2051	undef $guard2;
2052	$map->reset;	2234	$map->reset;
2053	return find $path;	2235	return find $path;
2054	}	2236	}
2055		2237
2056	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
2057	}	2239	}
2058	}	2240	}
2059		2241
2060	sub pre_load { }	2242	sub pre_load { }
2061	sub post_load { }	2243	#sub post_load { } # XS
2062		2244
2063	sub load {	2245	sub load {
2064	my ($self) = @_;	2246	my ($self) = @_;
2065		2247
2066	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2069		2251
2070	{	2252	{
2071	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
2072		2254
2073	return unless $self->valid;	2255	return unless $self->valid;
2074	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2075
2076	$self->in_memory (cf::MAP_LOADING);
2077		2257
2078	$self->alloc;	2258	$self->alloc;
2079		2259
2080	$self->pre_load;	2260	$self->pre_load;
2081	cf::cede_to_tick;	2261	cf::cede_to_tick;
2082		2262
		2263	if (exists $self->{load_path}) {
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2265	$f->skip_block;
2085	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2086	or return;	2267	or return;
2087		2268
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2269	$self->post_load_original
2089	if delete $self->{load_original};	2270	if delete $self->{load_original};
2090		2271
2091	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2273	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2094	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2095	$self->clear_unique_items;	2276	$self->clear_unique_items;
2096	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2097	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2098	}	2280	}
2099	}	2281	}
2100	}
2101		2282
2102	$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);
2103		2290
2104	cf::cede_to_tick;	2291	cf::cede_to_tick;
2105	# now do the right thing for maps	2292	# now do the right thing for maps
2106	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2107	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2111	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2299	$self->decay_objects;
2113	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2114	$self->update_buttons;	2301	$self->update_buttons;
2115	cf::cede_to_tick;	2302	cf::cede_to_tick;
2116	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2117	cf::cede_to_tick;
2118	$self->activate;
2119	}	2304	}
2120		2305
2121	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2123
2124	$self->in_memory (cf::MAP_ACTIVE);
2125	}	2308	}
2126		2309
2127	$self->post_load;	2310	$self->post_load;
2128	}
2129		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2318	sub customise_for {
2131	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2132		2320
2133	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2322	if $self->per_player;
…		…
2137	# if $self->per_party;	2325	# if $self->per_party;
2138		2326
2139	$self	2327	$self
2140	}	2328	}
2141		2329
2142	# find and load all maps in the 3x3 area around a map
2143	sub load_neighbours {
2144	my ($map) = @_;
2145
2146	my @neigh; # diagonal neighbours
2147
2148	for (0 .. 3) {
2149	my $neigh = $map->tile_path ($_)
2150	or next;
2151	$neigh = find $neigh, $map
2152	or next;
2153	$neigh->load;
2154
2155	push @neigh,
2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2158	}
2159
2160	for (grep defined $_->[0], @neigh) {
2161	my ($path, $origin) = @$_;
2162	my $neigh = find $path, $origin
2163	or next;
2164	$neigh->load;
2165	}
2166	}
2167
2168	sub find_sync {	2330	sub find_sync {
2169	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2170		2332
2171	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, $origin
2172	}	2338	}
2173		2339
2174	sub do_load_sync {	2340	sub do_load_sync {
2175	my ($map) = @_;	2341	my ($map) = @_;
2176		2342
		2343	# it's a bug to call this from the main context
2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2178	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2179		2346
2180	cf::sync_job { $map->load };	2347	$map->load;
2181	}	2348	}
2182		2349
2183	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2184	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2185		2352
2186	sub find_async {	2353	sub find_async {
2187	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2188		2355
2189	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2190		2357
2191	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2193	}	2360	}
2194		2361
2195	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2196		2363
2197	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2211	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2212		2379
2213	()	2380	()
2214	}	2381	}
2215		2382
		2383	# common code, used by both ->save and ->swapout
2216	sub save {	2384	sub _save {
2217	my ($self) = @_;	2385	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2386
2221	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2222		2388
2223	return unless $self->dirty;	2389	return unless $self->dirty;
2224		2390
…		…
2244	} else {	2410	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2412	}
2247	}	2413	}
2248		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2249	sub swap_out {	2423	sub swap_out {
2250	my ($self) = @_;	2424	my ($self) = @_;
2251		2425
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2257	return if $self->players;	2430	return if $self->players;
2258	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
2259	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2260		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
2261	$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};
2262		2482
2263	$self->deactivate;	2483	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2485	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($self) = @_;
2270
2271	# TODO: safety, remove and allow resettable per-player maps
2272	return 1e99 if $self->{deny_reset};
2273
2274	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2275	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2276
2277	$time + $to
2278	}
2279
2280	sub should_reset {
2281	my ($self) = @_;
2282
2283	$self->reset_at <= $cf::RUNTIME
2284	}
2285
2286	sub reset {
2287	my ($self) = @_;
2288
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290
2291	return if $self->players;
2292
2293	warn "resetting map ", $self->path;
2294
2295	$self->in_memory (cf::MAP_SWAPPED);
2296
2297	# need to save uniques path
2298	unless ($self->{deny_save}) {
2299	my $uniq = $self->uniq_path; utf8::encode $uniq;
2300
2301	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2302	if $uniq;
2303	}
2304
2305	delete $cf::MAP{$self->path};
2306
2307	$self->deactivate;
2308	$_->clear_links_to ($self) for values %cf::MAP;
2309	$self->clear;
2310		2486
2311	$self->unlink_save;	2487	$self->unlink_save;
2312	$self->destroy;	2488	$self->destroy;
2313	}	2489	}
2314		2490
…		…
2322		2498
2323	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2324		2500
2325	$self->unlink_save;	2501	$self->unlink_save;
2326		2502
2327	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2508
…		…
2389	: normalise $_	2565	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2567	]
2392	}	2568	}
2393		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
2394	=back	2602	=back
2395		2603
2396	=head3 cf::object	2604	=head3 cf::object
2397		2605
2398	=cut	2606	=cut
…		…
2463		2671
2464	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2465	id => "say",	2673	id => "say",
2466	title => "Map",	2674	title => "Map",
2467	reply => "say ",	2675	reply => "say ",
2468	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.",
2469	};	2677	};
2470		2678
2471	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2472	id => "chat",	2680	id => "chat",
2473	title => "Chat",	2681	title => "Chat",
…		…
2528		2736
2529	=item $player_object->enter_link	2737	=item $player_object->enter_link
2530		2738
2531	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}>).
2532		2740
2533	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.
2534	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.
2535		2745
2536	Will never block.	2746	Will never block.
2537		2747
2538	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2539		2749
…		…
2559	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2560	my ($self) = @_;	2770	my ($self) = @_;
2561		2771
2562	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2563		2773
		2774	++$self->{_link_recursion};
		2775
2564	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2565		2777
2566	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2567	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2568		2780
2569	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2570	}	2782	}
2571		2783
2572	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2573	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2574		2786
…		…
2591	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2593		2805
2594	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2597		2809
2598	$map->load;	2810	$map->load;
2599	$map->load_neighbours;
2600		2811
2601	return unless $self->contr->active;	2812	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2813
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2606	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2607		2821
		2822	}
		2823
2608	=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)]])
2609		2825
2610	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
2611	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2612	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
2613	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
2614	be called at the end of this process.	2830	be called at the end of this process.
2615		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
2616	=cut	2835	=cut
2617		2836
2618	our $GOTOGEN;	2837	our $GOTOGEN;
2619		2838
2620	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2621	my ($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	}
2622		2847
2623	# 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
2624	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2625		2850
2626	$self->enter_link;	2851	$self->enter_link;
…		…
2646	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2647	}	2872	}
2648	}	2873	}
2649		2874
2650	my $map = eval {	2875	my $map = eval {
2651	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2652		2877
2653	if ($map) {	2878	if ($map) {
2654	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2655	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2656	} else {	2881	} else {
2657	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2658	}	2883	}
2659		2884
2660	$map	2885	$map
…		…
2668	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2669	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2670	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2671	}	2896	}
2672		2897
2673	$done->() if $done;	2898	$done->($self) if $done;
2674	})->prio (1);	2899	})->prio (1);
2675	}	2900	}
2676		2901
2677	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2678		2903
…		…
2698	}	2923	}
2699		2924
2700	sub prepare_random_map {	2925	sub prepare_random_map {
2701	my ($exit) = @_;	2926	my ($exit) = @_;
2702		2927
2703	my $guard = cf::lock_acquire "exit_prepare:$exit";
2704
2705	# all this does is basically replace the /! path by	2928	# all this does is basically replace the /! path by
2706	# a new random map path (?random/...) with a seed	2929	# a new random map path (?random/...) with a seed
2707	# that depends on the exit object	2930	# that depends on the exit object
2708		2931
2709	my $rmp = parse_random_map_params $exit->msg;	2932	my $rmp = parse_random_map_params $exit->msg;
…		…
2711	if ($exit->map) {	2934	if ($exit->map) {
2712	$rmp->{region} = $exit->region->name;	2935	$rmp->{region} = $exit->region->name;
2713	$rmp->{origin_map} = $exit->map->path;	2936	$rmp->{origin_map} = $exit->map->path;
2714	$rmp->{origin_x} = $exit->x;	2937	$rmp->{origin_x} = $exit->x;
2715	$rmp->{origin_y} = $exit->y;	2938	$rmp->{origin_y} = $exit->y;
		2939
		2940	$exit->map->touch;
2716	}	2941	}
2717		2942
2718	$rmp->{random_seed} ||= $exit->random_seed;	2943	$rmp->{random_seed} ||= $exit->random_seed;
2719		2944
2720	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2945	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2724	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2949	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2725	aio_write $fh, 0, (length $data), $data, 0;	2950	aio_write $fh, 0, (length $data), $data, 0;
2726	undef $fh;	2951	undef $fh;
2727	aio_rename "$meta~", $meta;	2952	aio_rename "$meta~", $meta;
2728		2953
		2954	my $slaying = "?random/$md5";
		2955
		2956	if ($exit->valid) {
2729	$exit->slaying ("?random/$md5");	2957	$exit->slaying ("?random/$md5");
2730	$exit->msg (undef);	2958	$exit->msg (undef);
		2959	}
2731	}	2960	}
2732	}	2961	}
2733		2962
2734	sub cf::object::player::enter_exit {	2963	sub cf::object::player::enter_exit {
2735	my ($self, $exit) = @_;	2964	my ($self, $exit) = @_;
2736		2965
2737	return unless $self->type == cf::PLAYER;	2966	return unless $self->type == cf::PLAYER;
2738		2967
2739	if ($exit->slaying eq "/!") {
2740	#TODO: this should de-fi-ni-te-ly not be a sync-job
2741	# the problem is that $exit might not survive long enough
2742	# so it needs to be done right now, right here
2743	cf::sync_job { prepare_random_map $exit };
2744	}
2745
2746	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2747	my $hp = $exit->stats->hp;
2748	my $sp = $exit->stats->sp;
2749
2750	$self->enter_link;	2968	$self->enter_link;
2751		2969
2752	# if exit is damned, update players death & WoR home-position
2753	$self->contr->savebed ($slaying, $hp, $sp)
2754	if $exit->flag (FLAG_DAMNED);
2755
2756	(async {	2970	(async {
2757	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2971	$Coro::current->{desc} = "enter_exit";
2758		2972
2759	$self->deactivate_recursive; # just to be sure
2760	unless (eval {	2973	unless (eval {
		2974	$self->deactivate_recursive; # just to be sure
		2975
		2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2977	my $x = $exit->stats->hp;
		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	}
		3002
2761	$self->goto ($slaying, $hp, $sp);	3003	$self->goto ($map, $x, $y);
2762		3004
		3005	# if exit is damned, update players death & WoR home-position
		3006	$self->contr->savebed ($map, $x, $y)
		3007	if $exit->flag (cf::FLAG_DAMNED);
		3008
2763	1;	3009	1
2764	}) {	3010	}) {
2765	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2766	. "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. "
2767	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2768	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2769		3015
2770	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2771	$self->leave_link;	3017	$self->leave_link;
2772	}	3018	}
2773	})->prio (1);	3019	})->prio (1);
2774	}	3020	}
2775		3021
…		…
2787	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2788	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2789		3035
2790	utf8::encode $text;	3036	utf8::encode $text;
2791	$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);
2792	}	3063	}
2793		3064
2794	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2795		3066
2796	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
…		…
2800		3071
2801	=cut	3072	=cut
2802		3073
2803	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2804	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	},
2805	"c/identify" => {	3082	"c/identify" => {
2806	id => "infobox",	3083	id => "infobox",
2807	title => "Identify",	3084	title => "Identify",
2808	reply => undef,	3085	reply => undef,
2809	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2811	"c/examine" => {	3088	"c/examine" => {
2812	id => "infobox",	3089	id => "infobox",
2813	title => "Examine",	3090	title => "Examine",
2814	reply => undef,	3091	reply => undef,
2815	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",
2816	},	3099	},
2817	"c/book" => {	3100	"c/book" => {
2818	id => "infobox",	3101	id => "infobox",
2819	title => "Book",	3102	title => "Book",
2820	reply => undef,	3103	reply => undef,
…		…
2836	id => "infobox",	3119	id => "infobox",
2837	title => "Body Parts",	3120	title => "Body Parts",
2838	reply => undef,	3121	reply => undef,
2839	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2840	},	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	},
2841	"c/uptime" => {	3160	"c/uptime" => {
2842	id => "infobox",	3161	id => "infobox",
2843	title => "Uptime",	3162	title => "Uptime",
2844	reply => undef,	3163	reply => undef,
2845	tooltip => "How long the server has been running since last restart",	3164	tooltip => "How long the server has been running since last restart",
…		…
2854	id => "party",	3173	id => "party",
2855	title => "Party",	3174	title => "Party",
2856	reply => "gsay ",	3175	reply => "gsay ",
2857	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2858	},	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" => $CHAT_CHANNEL,
2859	);	3186	);
2860		3187
2861	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2862	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2863		3190
2864	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2865		3193
2866	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2867		3195
2868	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2869	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2870	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2871		3199
2872	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2873	if $self->can_msg;
2874
2875	$channel = $channel->{id};	3201	$channel = $channel->{id};
2876		3202
2877	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2878	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2879	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2880	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2881	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883	}	3208	}
2884		3209
2885	$channel = $channel->{id};	3210	$channel = $channel->{id};
2886	}	3211	}
2887		3212
2888	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2889		3214
2890	if ($self->can_msg) {
2891	# default colour, mask it out	3215	# default colour, mask it out
2892	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2893	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2894		3218
2895	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2896	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2897	} else {	3222	);
2898	if ($color >= 0) {
2899	# replace some tags by gcfclient-compatible ones
2900	for ($msg) {
2901	1 while
2902	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2903	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2904	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2905	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2906	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2907	}
2908		3223
2909	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2910
2911	utf8::encode $msg;
2912
2913	if (0 && $msg =~ /\[/) {
2914	# COMMAND/INFO
2915	$self->send_packet ("drawextinfo $color 10 8 $msg")
2916	} else {
2917	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2918	$self->send_packet ("drawinfo $color $msg")
2919	}
2920	}
2921	}
2922	}	3225	}
2923		3226
2924	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2925		3228
2926	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2929		3232
2930	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2931	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2932		3235
2933	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2934	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2935	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2936	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2937	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2938	}	3241	}
2939	}	3242	}
2940		3243
2941	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2942		3245
…		…
2945	=cut	3248	=cut
2946		3249
2947	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2948	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2949		3252
2950	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2951	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2952	} elsif ($self->extcmd == 1) {
2953	#TODO: version 1, remove
2954	unshift @msg, msgtype => "reply", msgid => $id;
2955	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2956	}
2957	}	3256	}
2958		3257
2959	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2960		3259
2961	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
3016	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
3017		3316
3018	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3019		3318
3020	if (ref $msg) {	3319	if (ref $msg) {
3021	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3022	"ARRAY" eq ref $msg
3023	? @$msg
3024	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3025		3321
3026	my @reply;	3322	my @reply;
3027		3323
3028	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
3029	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
3031		3327
3032	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
3033	if $reply;	3329	if $reply;
3034		3330
3035	} else {	3331	} else {
3036	warn "client " . ($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";
3037	}	3333	}
3038		3334
3039	cf::override;	3335	cf::override;
3040	},	3336	},
3041	);	3337	);
…		…
3061		3357
3062	$coro	3358	$coro
3063	}	3359	}
3064		3360
3065	cf::client->attach (	3361	cf::client->attach (
3066	on_destroy => sub {	3362	on_client_destroy => sub {
3067	my ($ns) = @_;	3363	my ($ns) = @_;
3068		3364
3069	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3070	},	3366	},
3071	);	3367	);
…		…
3087	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3088		3384
3089	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3090		3386
3091	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3092	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3093	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3094	sort time	3390	sort time
3095	));	3391	));
3096		3392
3097	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3101	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3102		3398
3103	cf::object	3399	cf::object
3104	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3105	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3106		3403
3107	cf::object::player	3404	cf::object::player
3108	player	3405	player
3109		3406
3110	cf::player	3407	cf::player
…		…
3115		3412
3116	=cut	3413	=cut
3117		3414
3118	for (	3415	for (
3119	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3120	insert remove inv name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3121	decrease split destroy)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3122	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3123	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3124	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3125	) {	3422	) {
3126	no strict 'refs';
3127	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3128	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3129	for @funs;	3425	for @funs;
3130	}	3426	}
3131		3427
…		…
3146		3442
3147	my $qcode = $code;	3443	my $qcode = $code;
3148	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3149	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3150		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3151	local $_;	3450	local $_;
3152	local @safe::cf::_safe_eval_args = values %vars;
3153		3451
3154	my $eval =	3452	my $eval =
3155	"do {\n"	3453	"do {\n"
3156	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3157	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3158	. $code	3456	. $code
3159	. "\n}"	3457	. "\n}"
3160	;	3458	;
3161		3459
		3460	if ($CFG{safe_eval}) {
3162	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3163	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3164	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3165		3469
3166	if ($@) {	3470	if ($@) {
3167	warn "$@";	3471	warn "$@",
3168	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3169	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3170	}	3474	}
3171		3475
3172	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3173	}	3477	}
3174		3478
…		…
3188	=cut	3492	=cut
3189		3493
3190	sub register_script_function {	3494	sub register_script_function {
3191	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3192		3496
3193	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3194	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3195	}	3499	}
3196		3500
3197	=back	3501	=back
3198		3502
3199	=cut	3503	=cut
…		…
3208	# for this (global event?)	3512	# for this (global event?)
3209	%ext::player_env::MUSIC_FACE_CACHE = ();	3513	%ext::player_env::MUSIC_FACE_CACHE = ();
3210		3514
3211	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3515	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3212		3516
3213	warn "loading facedata from $path\n";	3517	trace "loading facedata from $path\n";
3214		3518
3215	my $facedata;	3519	my $facedata = decode_storable load_file $path;
3216	0 < aio_load $path, $facedata
3217	or die "$path: $!";
3218
3219	$facedata = Coro::Storable::thaw $facedata;
3220		3520
3221	$facedata->{version} == 2	3521	$facedata->{version} == 2
3222	or cf::cleanup "$path: version mismatch, cannot proceed.";	3522	or cf::cleanup "$path: version mismatch, cannot proceed.";
3223		3523
3224	# patch in the exptable	3524	# patch in the exptable
		3525	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3225	$facedata->{resource}{"res/exp_table"} = {	3526	$facedata->{resource}{"res/exp_table"} = {
3226	type => FT_RSRC,	3527	type => FT_RSRC,
3227	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3528	data => $exp_table,
		3529	hash => (Digest::MD5::md5 $exp_table),
3228	};	3530	};
3229	cf::cede_to_tick;	3531	cf::cede_to_tick;
3230		3532
3231	{	3533	{
3232	my $faces = $facedata->{faceinfo};	3534	my $faces = $facedata->{faceinfo};
…		…
3234	while (my ($face, $info) = each %$faces) {	3536	while (my ($face, $info) = each %$faces) {
3235	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3537	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3236		3538
3237	cf::face::set_visibility $idx, $info->{visibility};	3539	cf::face::set_visibility $idx, $info->{visibility};
3238	cf::face::set_magicmap $idx, $info->{magicmap};	3540	cf::face::set_magicmap $idx, $info->{magicmap};
3239	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3541	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3240	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3542	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3543	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3241		3544
3242	cf::cede_to_tick;	3545	cf::cede_to_tick;
3243	}	3546	}
3244		3547
3245	while (my ($face, $info) = each %$faces) {	3548	while (my ($face, $info) = each %$faces) {
…		…
3250		3553
3251	if (my $smooth = cf::face::find $info->{smooth}) {	3554	if (my $smooth = cf::face::find $info->{smooth}) {
3252	cf::face::set_smooth $idx, $smooth;	3555	cf::face::set_smooth $idx, $smooth;
3253	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3556	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3254	} else {	3557	} else {
3255	warn "smooth face '$info->{smooth}' not found for face '$face'";	3558	error "smooth face '$info->{smooth}' not found for face '$face'";
3256	}	3559	}
3257		3560
3258	cf::cede_to_tick;	3561	cf::cede_to_tick;
3259	}	3562	}
3260	}	3563	}
…		…
3269		3572
3270	cf::anim::invalidate_all; # d'oh	3573	cf::anim::invalidate_all; # d'oh
3271	}	3574	}
3272		3575
3273	{	3576	{
3274	# TODO: for gcfclient pleasure, we should give resources
3275	# that gcfclient doesn't grok a >10000 face index.
3276	my $res = $facedata->{resource};	3577	my $res = $facedata->{resource};
3277		3578
3278	while (my ($name, $info) = each %$res) {	3579	while (my ($name, $info) = each %$res) {
3279	if (defined $info->{type}) {	3580	if (defined (my $type = $info->{type})) {
		3581	# TODO: different hash - must free and use new index, or cache ixface data queue
3280	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3582	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3281	my $data;
3282		3583
3283	if ($info->{type} & 1) {	3584	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3284	# prepend meta info
3285
3286	my $meta = $enc->encode ({
3287	name => $name,
3288	%{ $info->{meta} || {} },
3289	});
3290
3291	$data = pack "(w/a*)*", $meta, $info->{data};
3292	} else {
3293	$data = $info->{data};
3294	}
3295
3296	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3297	cf::face::set_type $idx, $info->{type};	3585	cf::face::set_type $idx, $type;
		3586	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3298	} else {	3587	} else {
3299	$RESOURCE{$name} = $info;	3588	# $RESOURCE{$name} = $info; # unused
3300	}	3589	}
3301		3590
3302	cf::cede_to_tick;	3591	cf::cede_to_tick;
3303	}	3592	}
3304	}	3593	}
3305		3594
3306	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3595	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3307		3596
3308	1	3597	1
3309	}	3598	}
3310
3311	cf::global->attach (on_resource_update => sub {
3312	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3313	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3314
3315	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3316	my $sound = $soundconf->{compat}[$_]
3317	or next;
3318
3319	my $face = cf::face::find "sound/$sound->[1]";
3320	cf::sound::set $sound->[0] => $face;
3321	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3322	}
3323
3324	while (my ($k, $v) = each %{$soundconf->{event}}) {
3325	my $face = cf::face::find "sound/$v";
3326	cf::sound::set $k => $face;
3327	}
3328	}
3329	});
3330		3599
3331	register_exticmd fx_want => sub {	3600	register_exticmd fx_want => sub {
3332	my ($ns, $want) = @_;	3601	my ($ns, $want) = @_;
3333		3602
3334	while (my ($k, $v) = each %$want) {	3603	while (my ($k, $v) = each %$want) {
…		…
3373	sub reload_treasures {	3642	sub reload_treasures {
3374	load_resource_file "$DATADIR/treasures"	3643	load_resource_file "$DATADIR/treasures"
3375	or die "unable to load treasurelists\n";	3644	or die "unable to load treasurelists\n";
3376	}	3645	}
3377		3646
		3647	sub reload_sound {
		3648	trace "loading sound config from $DATADIR/sound\n";
		3649
		3650	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3651
		3652	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3653	my $sound = $soundconf->{compat}[$_]
		3654	or next;
		3655
		3656	my $face = cf::face::find "sound/$sound->[1]";
		3657	cf::sound::set $sound->[0] => $face;
		3658	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3659	}
		3660
		3661	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3662	my $face = cf::face::find "sound/$v";
		3663	cf::sound::set $k => $face;
		3664	}
		3665	}
		3666
3378	sub reload_resources {	3667	sub reload_resources {
3379	warn "reloading resource files...\n";	3668	trace "reloading resource files...\n";
3380		3669
		3670	reload_exp_table;
		3671	reload_materials;
3381	reload_facedata;	3672	reload_facedata;
		3673	reload_sound;
3382	reload_archetypes;	3674	reload_archetypes;
3383	reload_regions;	3675	reload_regions;
3384	reload_treasures;	3676	reload_treasures;
3385		3677
3386	warn "finished reloading resource files\n";	3678	trace "finished reloading resource files\n";
3387	}
3388
3389	sub init {
3390	my $guard = freeze_mainloop;
3391
3392	reload_resources;
3393	}	3679	}
3394		3680
3395	sub reload_config {	3681	sub reload_config {
3396	open my $fh, "<:utf8", "$CONFDIR/config"	3682	trace "reloading config file...\n";
3397	or return;
3398		3683
3399	local $/;	3684	my $config = load_file "$CONFDIR/config";
3400	*CFG = YAML::Load <$fh>;	3685	utf8::decode $config;
		3686	*CFG = decode_yaml $config;
3401		3687
3402	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3688	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3403		3689
3404	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3690	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3405	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3691	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3406		3692
3407	if (exists $CFG{mlockall}) {	3693	if (exists $CFG{mlockall}) {
…		…
3411	};	3697	};
3412	warn $@ if $@;	3698	warn $@ if $@;
3413	}	3699	}
3414	}	3700	}
3415		3701
		3702	sub pidfile() {
		3703	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3704	or die "$PIDFILE: $!";
		3705	flock $fh, &Fcntl::LOCK_EX
		3706	or die "$PIDFILE: flock: $!";
		3707	$fh
		3708	}
		3709
		3710	# make sure only one server instance is running at any one time
		3711	sub atomic {
		3712	my $fh = pidfile;
		3713
		3714	my $pid = <$fh>;
		3715	kill 9, $pid if $pid > 0;
		3716
		3717	seek $fh, 0, 0;
		3718	print $fh $$;
		3719	}
		3720
		3721	sub main_loop {
		3722	trace "EV::loop starting\n";
		3723	if (1) {
		3724	EV::loop;
		3725	}
		3726	trace "EV::loop returned\n";
		3727	goto &main_loop unless $REALLY_UNLOOP;
		3728	}
		3729
3416	sub main {	3730	sub main {
		3731	cf::init_globals; # initialise logging
		3732
		3733	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3734	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3735	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3736	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3737
		3738	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3739
3417	# we must not ever block the main coroutine	3740	# we must not ever block the main coroutine
3418	local $Coro::idle = sub {	3741	local $Coro::idle = sub {
3419	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3742	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3420	(async {	3743	(async {
3421	$Coro::current->{desc} = "IDLE BUG HANDLER";	3744	$Coro::current->{desc} = "IDLE BUG HANDLER";
3422	EV::loop EV::LOOP_ONESHOT;	3745	EV::loop EV::LOOP_ONESHOT;
3423	})->prio (Coro::PRIO_MAX);	3746	})->prio (Coro::PRIO_MAX);
3424	};	3747	};
3425		3748
3426	{	3749	evthread_start IO::AIO::poll_fileno;
3427	my $guard = freeze_mainloop;	3750
		3751	cf::sync_job {
		3752	cf::incloader::init ();
		3753
		3754	cf::init_anim;
		3755	cf::init_attackmess;
		3756	cf::init_dynamic;
		3757
		3758	cf::load_settings;
		3759
		3760	reload_resources;
3428	reload_config;	3761	reload_config;
3429	db_init;	3762	db_init;
		3763
		3764	cf::init_uuid;
		3765	cf::init_signals;
		3766	cf::init_skills;
		3767
		3768	cf::init_beforeplay;
		3769
		3770	atomic;
		3771
3430	load_extensions;	3772	load_extensions;
3431		3773
3432	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3774	utime time, time, $RUNTIMEFILE;
3433	evthread_start IO::AIO::poll_fileno;	3775
		3776	# no (long-running) fork's whatsoever before this point(!)
		3777	use POSIX ();
		3778	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3779
		3780	cf::_post_init 0;
3434	}	3781	};
3435		3782
3436	EV::loop;	3783	cf::object::thawer::errors_are_fatal 0;
		3784	info "parse errors in files are no longer fatal from this point on.\n";
		3785
		3786	AE::postpone {
		3787	undef &main; # free gobs of memory :)
		3788	};
		3789
		3790	goto &main_loop;
3437	}	3791	}
3438		3792
3439	#############################################################################	3793	#############################################################################
3440	# initialisation and cleanup	3794	# initialisation and cleanup
3441		3795
3442	# install some emergency cleanup handlers	3796	# install some emergency cleanup handlers
3443	BEGIN {	3797	BEGIN {
3444	our %SIGWATCHER = ();	3798	our %SIGWATCHER = ();
3445	for my $signal (qw(INT HUP TERM)) {	3799	for my $signal (qw(INT HUP TERM)) {
3446	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3800	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3447	cf::cleanup "SIG$signal";	3801	cf::cleanup "SIG$signal";
3448	};	3802	};
3449	}	3803	}
3450	}	3804	}
3451		3805
3452	sub write_runtime_sync {	3806	sub write_runtime_sync {
3453	my $runtime = "$LOCALDIR/runtime";	3807	my $t0 = AE::time;
3454		3808
3455	# first touch the runtime file to show we are still running:	3809	# first touch the runtime file to show we are still running:
3456	# the fsync below can take a very very long time.	3810	# the fsync below can take a very very long time.
3457		3811
3458	IO::AIO::aio_utime $runtime, undef, undef;	3812	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3459		3813
3460	my $guard = cf::lock_acquire "write_runtime";	3814	my $guard = cf::lock_acquire "write_runtime";
3461		3815
3462	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3816	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3463	or return;	3817	or return;
3464		3818
3465	my $value = $cf::RUNTIME + 90 + 10;	3819	my $value = $cf::RUNTIME + 90 + 10;
3466	# 10 is the runtime save interval, for a monotonic clock	3820	# 10 is the runtime save interval, for a monotonic clock
3467	# 60 allows for the watchdog to kill the server.	3821	# 60 allows for the watchdog to kill the server.
…		…
3477	aio_utime $fh, undef, undef;	3831	aio_utime $fh, undef, undef;
3478		3832
3479	close $fh	3833	close $fh
3480	or return;	3834	or return;
3481		3835
3482	aio_rename "$runtime~", $runtime	3836	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3483	and return;	3837	and return;
3484		3838
3485	warn "runtime file written.\n";	3839	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3486		3840
3487	1	3841	1
3488	}	3842	}
3489		3843
3490	our $uuid_lock;	3844	our $uuid_lock;
…		…
3499	my $uuid = "$LOCALDIR/uuid";	3853	my $uuid = "$LOCALDIR/uuid";
3500		3854
3501	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3855	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3502	or return;	3856	or return;
3503		3857
3504	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3858	my $value = uuid_seq uuid_cur;
		3859
		3860	unless ($value) {
		3861	info "cowardly refusing to write zero uuid value!\n";
		3862	return;
		3863	}
		3864
		3865	my $value = uuid_str $value + $uuid_skip;
3505	$uuid_skip = 0;	3866	$uuid_skip = 0;
3506		3867
3507	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3868	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3508	and return;	3869	and return;
3509		3870
…		…
3515	or return;	3876	or return;
3516		3877
3517	aio_rename "$uuid~", $uuid	3878	aio_rename "$uuid~", $uuid
3518	and return;	3879	and return;
3519		3880
3520	warn "uuid file written ($value).\n";	3881	trace "uuid file written ($value).\n";
3521		3882
3522	1	3883	1
3523		3884
3524	}	3885	}
3525		3886
…		…
3531	}	3892	}
3532		3893
3533	sub emergency_save() {	3894	sub emergency_save() {
3534	my $freeze_guard = cf::freeze_mainloop;	3895	my $freeze_guard = cf::freeze_mainloop;
3535		3896
3536	warn "enter emergency perl save\n";	3897	info "emergency_perl_save: enter\n";
		3898
		3899	# this is a trade-off: we want to be very quick here, so
		3900	# save all maps without fsync, and later call a global sync
		3901	# (which in turn might be very very slow)
		3902	local $USE_FSYNC = 0;
3537		3903
3538	cf::sync_job {	3904	cf::sync_job {
		3905	cf::write_runtime_sync; # external watchdog should not bark
		3906
3539	# use a peculiar iteration method to avoid tripping on perl	3907	# use a peculiar iteration method to avoid tripping on perl
3540	# refcount bugs in for. also avoids problems with players	3908	# refcount bugs in for. also avoids problems with players
3541	# and maps saved/destroyed asynchronously.	3909	# and maps saved/destroyed asynchronously.
3542	warn "begin emergency player save\n";	3910	info "emergency_perl_save: begin player save\n";
3543	for my $login (keys %cf::PLAYER) {	3911	for my $login (keys %cf::PLAYER) {
3544	my $pl = $cf::PLAYER{$login} or next;	3912	my $pl = $cf::PLAYER{$login} or next;
3545	$pl->valid or next;	3913	$pl->valid or next;
3546	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3914	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3547	$pl->save;	3915	$pl->save;
3548	}	3916	}
3549	warn "end emergency player save\n";	3917	info "emergency_perl_save: end player save\n";
3550		3918
3551	warn "begin emergency map save\n";	3919	cf::write_runtime_sync; # external watchdog should not bark
		3920
		3921	info "emergency_perl_save: begin map save\n";
3552	for my $path (keys %cf::MAP) {	3922	for my $path (keys %cf::MAP) {
3553	my $map = $cf::MAP{$path} or next;	3923	my $map = $cf::MAP{$path} or next;
3554	$map->valid or next;	3924	$map->valid or next;
3555	$map->save;	3925	$map->save;
3556	}	3926	}
3557	warn "end emergency map save\n";	3927	info "emergency_perl_save: end map save\n";
3558		3928
3559	warn "begin emergency database checkpoint\n";	3929	cf::write_runtime_sync; # external watchdog should not bark
		3930
		3931	info "emergency_perl_save: begin database checkpoint\n";
3560	BDB::db_env_txn_checkpoint $DB_ENV;	3932	BDB::db_env_txn_checkpoint $DB_ENV;
3561	warn "end emergency database checkpoint\n";	3933	info "emergency_perl_save: end database checkpoint\n";
3562		3934
3563	warn "begin write uuid\n";	3935	info "emergency_perl_save: begin write uuid\n";
3564	write_uuid_sync 1;	3936	write_uuid_sync 1;
3565	warn "end write uuid\n";	3937	info "emergency_perl_save: end write uuid\n";
		3938
		3939	cf::write_runtime_sync; # external watchdog should not bark
		3940
		3941	trace "emergency_perl_save: syncing database to disk";
		3942	BDB::db_env_txn_checkpoint $DB_ENV;
		3943
		3944	info "emergency_perl_save: starting sync\n";
		3945	IO::AIO::aio_sync sub {
		3946	info "emergency_perl_save: finished sync\n";
		3947	};
		3948
		3949	cf::write_runtime_sync; # external watchdog should not bark
		3950
		3951	trace "emergency_perl_save: flushing outstanding aio requests";
		3952	while (IO::AIO::nreqs || BDB::nreqs) {
		3953	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3954	}
		3955
		3956	cf::write_runtime_sync; # external watchdog should not bark
3566	};	3957	};
3567		3958
3568	warn "leave emergency perl save\n";	3959	info "emergency_perl_save: leave\n";
3569	}	3960	}
3570		3961
3571	sub post_cleanup {	3962	sub post_cleanup {
3572	my ($make_core) = @_;	3963	my ($make_core) = @_;
3573		3964
		3965	IO::AIO::flush;
		3966
3574	warn Carp::longmess "post_cleanup backtrace"	3967	error Carp::longmess "post_cleanup backtrace"
3575	if $make_core;	3968	if $make_core;
		3969
		3970	my $fh = pidfile;
		3971	unlink $PIDFILE if <$fh> == $$;
		3972	}
		3973
		3974	# a safer delete_package, copied from Symbol
		3975	sub clear_package($) {
		3976	my $pkg = shift;
		3977
		3978	# expand to full symbol table name if needed
		3979	unless ($pkg =~ /^main::.*::$/) {
		3980	$pkg = "main$pkg" if $pkg =~ /^::/;
		3981	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3982	$pkg .= '::' unless $pkg =~ /::$/;
		3983	}
		3984
		3985	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3986	my $stem_symtab = *{$stem}{HASH};
		3987
		3988	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3989	or return;
		3990
		3991	# clear all symbols
		3992	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3993	for my $name (keys %$leaf_symtab) {
		3994	_gv_clear *{"$pkg$name"};
		3995	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3996	}
3576	}	3997	}
3577		3998
3578	sub do_reload_perl() {	3999	sub do_reload_perl() {
3579	# can/must only be called in main	4000	# can/must only be called in main
3580	if ($Coro::current != $Coro::main) {	4001	unless (in_main) {
3581	warn "can only reload from main coroutine";	4002	error "can only reload from main coroutine";
3582	return;	4003	return;
3583	}	4004	}
3584		4005
3585	warn "reloading...";	4006	return if $RELOAD++;
3586		4007
3587	warn "entering sync_job";	4008	my $t1 = AE::time;
3588		4009
		4010	while ($RELOAD) {
		4011	cf::get_slot 0.1, -1, "reload_perl";
		4012	info "perl_reload: reloading...";
		4013
		4014	trace "perl_reload: entering sync_job";
		4015
3589	cf::sync_job {	4016	cf::sync_job {
3590	cf::write_runtime_sync; # external watchdog should not bark
3591	cf::emergency_save;	4017	#cf::emergency_save;
3592	cf::write_runtime_sync; # external watchdog should not bark
3593		4018
3594	warn "syncing database to disk";
3595	BDB::db_env_txn_checkpoint $DB_ENV;
3596
3597	# if anything goes wrong in here, we should simply crash as we already saved
3598
3599	warn "flushing outstanding aio requests";
3600	for (;;) {
3601	BDB::flush;
3602	IO::AIO::flush;
3603	Coro::cede_notself;
3604	last unless IO::AIO::nreqs || BDB::nreqs;
3605	warn "iterate...";
3606	}
3607
3608	++$RELOAD;
3609
3610	warn "cancelling all extension coros";	4019	trace "perl_reload: cancelling all extension coros";
3611	$_->cancel for values %EXT_CORO;	4020	$_->cancel for values %EXT_CORO;
3612	%EXT_CORO = ();	4021	%EXT_CORO = ();
3613		4022
3614	warn "removing commands";	4023	trace "perl_reload: removing commands";
3615	%COMMAND = ();	4024	%COMMAND = ();
3616		4025
3617	warn "removing ext/exti commands";	4026	trace "perl_reload: removing ext/exti commands";
3618	%EXTCMD = ();	4027	%EXTCMD = ();
3619	%EXTICMD = ();	4028	%EXTICMD = ();
3620		4029
3621	warn "unloading/nuking all extensions";	4030	trace "perl_reload: unloading/nuking all extensions";
3622	for my $pkg (@EXTS) {	4031	for my $pkg (@EXTS) {
3623	warn "... unloading $pkg";	4032	trace "... unloading $pkg";
3624		4033
3625	if (my $cb = $pkg->can ("unload")) {	4034	if (my $cb = $pkg->can ("unload")) {
3626	eval {	4035	eval {
3627	$cb->($pkg);	4036	$cb->($pkg);
3628	1	4037	1
3629	} or warn "$pkg unloaded, but with errors: $@";	4038	} or error "$pkg unloaded, but with errors: $@";
		4039	}
		4040
		4041	trace "... clearing $pkg";
		4042	clear_package $pkg;
3630	}	4043	}
3631		4044
3632	warn "... nuking $pkg";
3633	Symbol::delete_package $pkg;
3634	}
3635
3636	warn "unloading all perl modules loaded from $LIBDIR";	4045	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3637	while (my ($k, $v) = each %INC) {	4046	while (my ($k, $v) = each %INC) {
3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4047	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639		4048
3640	warn "... unloading $k";	4049	trace "... unloading $k";
3641	delete $INC{$k};	4050	delete $INC{$k};
3642		4051
3643	$k =~ s/\.pm$//;	4052	$k =~ s/\.pm$//;
3644	$k =~ s/\//::/g;	4053	$k =~ s/\//::/g;
3645		4054
3646	if (my $cb = $k->can ("unload_module")) {	4055	if (my $cb = $k->can ("unload_module")) {
3647	$cb->();	4056	$cb->();
		4057	}
		4058
		4059	clear_package $k;
3648	}	4060	}
3649		4061
3650	Symbol::delete_package $k;
3651	}
3652
3653	warn "getting rid of safe::, as good as possible";	4062	trace "perl_reload: getting rid of safe::, as good as possible";
3654	Symbol::delete_package "safe::$_"	4063	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4064	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		4065
3657	warn "unloading cf.pm \"a bit\"";	4066	trace "perl_reload: unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	4067	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	4068	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		4069
3661	# don't, removes xs symbols, too,	4070	# don't, removes xs symbols, too,
3662	# and global variables created in xs	4071	# and global variables created in xs
3663	#Symbol::delete_package __PACKAGE__;	4072	#clear_package __PACKAGE__;
3664		4073
3665	warn "unload completed, starting to reload now";	4074	info "perl_reload: unload completed, starting to reload now";
3666		4075
3667	warn "reloading cf.pm";	4076	trace "perl_reload: reloading cf.pm";
3668	require cf;	4077	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4078	cf::_connect_to_perl_1;
3670		4079
3671	warn "loading config and database again";	4080	trace "perl_reload: loading config and database again";
3672	cf::reload_config;	4081	cf::reload_config;
3673		4082
3674	warn "loading extensions";	4083	trace "perl_reload: loading extensions";
3675	cf::load_extensions;	4084	cf::load_extensions;
3676		4085
		4086	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	4087	trace "perl_reload: reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	4088	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	4089	trace "perl_reload: reattaching attachments to maps";
3680	reattach $_ for values %MAP;	4090	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	4091	trace "perl_reload: reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	4092	reattach $_ for values %PLAYER;
		4093	}
3683		4094
3684	warn "leaving sync_job";	4095	cf::_post_init 1;
3685		4096
		4097	trace "perl_reload: leaving sync_job";
		4098
3686	1	4099	1
3687	} or do {	4100	} or do {
3688	warn $@;	4101	error $@;
3689	cf::cleanup "error while reloading, exiting.";	4102	cf::cleanup "perl_reload: error, exiting.";
		4103	};
		4104
		4105	--$RELOAD;
3690	};	4106	}
3691		4107
3692	warn "reloaded";	4108	$t1 = AE::time - $t1;
		4109	info "perl_reload: completed in ${t1}s\n";
3693	};	4110	};
3694		4111
3695	our $RELOAD_WATCHER; # used only during reload	4112	our $RELOAD_WATCHER; # used only during reload
3696		4113
3697	sub reload_perl() {	4114	sub reload_perl() {
3698	# doing reload synchronously and two reloads happen back-to-back,	4115	# doing reload synchronously and two reloads happen back-to-back,
3699	# coro crashes during coro_state_free->destroy here.	4116	# coro crashes during coro_state_free->destroy here.
3700		4117
		4118	$RELOAD_WATCHER ||= cf::async {
		4119	Coro::AIO::aio_wait cache_extensions;
		4120
3701	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4121	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3702	do_reload_perl;	4122	do_reload_perl;
3703	undef $RELOAD_WATCHER;	4123	undef $RELOAD_WATCHER;
		4124	};
3704	};	4125	};
3705	}	4126	}
3706		4127
3707	register_command "reload" => sub {	4128	register_command "reload" => sub {
3708	my ($who, $arg) = @_;	4129	my ($who, $arg) = @_;
…		…
3714	reload_perl;	4135	reload_perl;
3715	};	4136	};
3716	}	4137	}
3717	};	4138	};
3718		4139
3719	unshift @INC, $LIBDIR;	4140	#############################################################################
3720		4141
3721	my $bug_warning = 0;	4142	my $bug_warning = 0;
3722		4143
3723	our @WAIT_FOR_TICK;
3724	our @WAIT_FOR_TICK_BEGIN;
3725
3726	sub wait_for_tick {	4144	sub wait_for_tick() {
3727	return if tick_inhibit || $Coro::current == $Coro::main;	4145	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3728		4146
3729	my $signal = new Coro::Signal;	4147	$WAIT_FOR_TICK->wait;
3730	push @WAIT_FOR_TICK, $signal;
3731	$signal->wait;
3732	}	4148	}
3733		4149
3734	sub wait_for_tick_begin {	4150	sub wait_for_tick_begin() {
3735	return if tick_inhibit || $Coro::current == $Coro::main;	4151	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3736		4152
3737	my $signal = new Coro::Signal;	4153	my $signal = new Coro::Signal;
3738	push @WAIT_FOR_TICK_BEGIN, $signal;	4154	push @WAIT_FOR_TICK_BEGIN, $signal;
3739	$signal->wait;	4155	$signal->wait;
3740	}	4156	}
…		…
3744	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4160	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3745	unless ++$bug_warning > 10;	4161	unless ++$bug_warning > 10;
3746	return;	4162	return;
3747	}	4163	}
3748		4164
3749	cf::server_tick; # one server iteration	4165	cf::one_tick; # one server iteration
		4166
		4167	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3750		4168
3751	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4169	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3752	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4170	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3753	Coro::async_pool {	4171	Coro::async_pool {
3754	$Coro::current->{desc} = "runtime saver";	4172	$Coro::current->{desc} = "runtime saver";
3755	write_runtime_sync	4173	write_runtime_sync
3756	or warn "ERROR: unable to write runtime file: $!";	4174	or error "ERROR: unable to write runtime file: $!";
3757	};	4175	};
3758	}	4176	}
3759		4177
3760	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4178	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3761	$sig->send;	4179	$sig->send;
3762	}	4180	}
3763	while (my $sig = shift @WAIT_FOR_TICK) {	4181	$WAIT_FOR_TICK->broadcast;
3764	$sig->send;
3765	}
3766		4182
3767	$LOAD = ($NOW - $TICK_START) / $TICK;	4183	$LOAD = ($NOW - $TICK_START) / $TICK;
3768	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4184	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3769		4185
3770	if (0) {	4186	if (0) {
3771	if ($NEXT_TICK) {	4187	if ($NEXT_TICK) {
3772	my $jitter = $TICK_START - $NEXT_TICK;	4188	my $jitter = $TICK_START - $NEXT_TICK;
3773	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4189	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3774	warn "jitter $JITTER\n";#d#	4190	debug "jitter $JITTER\n";#d#
3775	}	4191	}
3776	}	4192	}
3777	}	4193	}
3778		4194
3779	{	4195	{
3780	# configure BDB	4196	# configure BDB
3781		4197
3782	BDB::min_parallel 8;	4198	BDB::min_parallel 16;
3783	BDB::max_poll_reqs $TICK * 0.1;	4199	BDB::max_poll_reqs $TICK * 0.1;
3784	$Coro::BDB::WATCHER->priority (1);	4200	#$AnyEvent::BDB::WATCHER->priority (1);
3785		4201
3786	unless ($DB_ENV) {	4202	unless ($DB_ENV) {
3787	$DB_ENV = BDB::db_env_create;	4203	$DB_ENV = BDB::db_env_create;
3788	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4204	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3789	| BDB::LOG_AUTOREMOVE, 1);	4205	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4206	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3790	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4207	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3791	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4208	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3792		4209
3793	cf::sync_job {	4210	cf::sync_job {
3794	eval {	4211	eval {
…		…
3820	{	4237	{
3821	# configure IO::AIO	4238	# configure IO::AIO
3822		4239
3823	IO::AIO::min_parallel 8;	4240	IO::AIO::min_parallel 8;
3824	IO::AIO::max_poll_time $TICK * 0.1;	4241	IO::AIO::max_poll_time $TICK * 0.1;
3825	$Coro::AIO::WATCHER->priority (1);	4242	undef $AnyEvent::AIO::WATCHER;
3826	}	4243	}
3827		4244
3828	my $_log_backtrace;	4245	our $_log_backtrace;
		4246	our $_log_backtrace_last;
3829		4247
3830	sub _log_backtrace {	4248	sub _log_backtrace {
3831	my ($msg, @addr) = @_;	4249	my ($msg, @addr) = @_;
3832		4250
3833	$msg =~ s/\n//;	4251	$msg =~ s/\n$//;
3834		4252
		4253	if ($_log_backtrace_last eq $msg) {
		4254	LOG llevInfo, "[ABT] $msg\n";
		4255	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3835	# limit the # of concurrent backtraces	4256	# limit the # of concurrent backtraces
3836	if ($_log_backtrace < 2) {	4257	} elsif ($_log_backtrace < 2) {
		4258	$_log_backtrace_last = $msg;
3837	++$_log_backtrace;	4259	++$_log_backtrace;
		4260	my $perl_bt = Carp::longmess $msg;
3838	async {	4261	async {
3839	$Coro::current->{desc} = "abt $msg";	4262	$Coro::current->{desc} = "abt $msg";
3840		4263
3841	my @bt = fork_call {	4264	my @bt = fork_call {
3842	@addr = map { sprintf "%x", $_ } @addr;	4265	@addr = map { sprintf "%x", $_ } @addr;
…		…
3853	}	4276	}
3854		4277
3855	@funcs	4278	@funcs
3856	};	4279	};
3857		4280
3858	LOG llevInfo, "[ABT] $msg\n";	4281	LOG llevInfo, "[ABT] $perl_bt\n";
		4282	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3859	LOG llevInfo, "[ABT] $_\n" for @bt;	4283	LOG llevInfo, "[ABT] $_\n" for @bt;
3860	--$_log_backtrace;	4284	--$_log_backtrace;
3861	};	4285	};
3862	} else {	4286	} else {
3863	LOG llevInfo, "[ABT] $msg\n";	4287	LOG llevInfo, "[ABT] $msg\n";
3864	LOG llevInfo, "[ABT] [suppressed]\n";	4288	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3865	}	4289	}
3866	}	4290	}
3867		4291
3868	# load additional modules	4292	# load additional modules
3869	use cf::pod;	4293	require "cf/$_.pm" for @EXTRA_MODULES;
		4294	cf::_connect_to_perl_2;
3870		4295
3871	END { cf::emergency_save }	4296	END { cf::emergency_save }
3872		4297
3873	1	4298	1
3874		4299

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