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Revision 1.417 by root, Fri Apr 11 14:09:57 2008 UTC vs.
Revision 1.588 by root, Thu Nov 1 13:02:52 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 AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
36	use Coro 4.50 ();	41	use Coro ();
37	use Coro::State;	42	use Coro::State;
38	use Coro::Handle;	43	use Coro::Handle;
39	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
40	use Coro::Timer;	46	use Coro::Timer;
41	use Coro::Signal;	47	use Coro::Signal;
42	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
43	use Coro::AIO;	51	use Coro::AIO;
44	use Coro::BDB;	52	use Coro::BDB 1.6;
45	use Coro::Storable;	53	use Coro::Storable;
46	use Coro::Util ();	54	use Coro::Util ();
47		55
		56	use Guard ();
48	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
49	use BDB ();	58	use BDB ();
50	use Data::Dumper;	59	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	60	use Fcntl;
53	use YAML ();	61	use YAML::XS ();
54	use IO::AIO 2.51 ();	62	use IO::AIO ();
55	use Time::HiRes;	63	use Time::HiRes;
56	use Compress::LZF;	64	use Compress::LZF;
57	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
58		68
59	# configure various modules to our taste	69	# configure various modules to our taste
60	#	70	#
61	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		79
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		82
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
68		86
69	our %COMMAND = ();	87	our %COMMAND = ();
70	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
71		89
72	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	91	our %EXTCMD = ();
74	our %EXTICMD = ();	92	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
77		95
78	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
80		100
81	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
82	our $DATADIR = datadir;	103	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
86	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
93		124
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	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	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	127	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		129
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	133	our $DB_ENV;
105		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
106	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		139
108	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
110	our $NOW;	143	our $NOW;
111		144
112	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	154	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
123		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
		164
124	binmode STDOUT;	165	binmode STDOUT;
125	binmode STDERR;	166	binmode STDERR;
126		167
127	# read virtual server time, if available	168	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
132	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
133		176
134	mkdir $_	177	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		179
137	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
138		181
139	sub cf::map::normalise;	182	sub cf::map::normalise;
140		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
141	#############################################################################	188	#############################################################################
142		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
143	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
144		202
145	=over 4	203	=over 4
146		204
147	=item $cf::UPTIME	205	=item $cf::UPTIME
148		206
149	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
150		223
151	=item $cf::RUNTIME	224	=item $cf::RUNTIME
152		225
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	227	every server tick.
…		…
160	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
163	database environment.	236	database environment.
164		237
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	238	=item $cf::LOADAVG
174		239
175	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
186	from wherever your confdir points to.	251	from wherever your confdir points to.
187		252
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		254
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
191	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
194	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
195		277
196	This array contains the results of the last C<invoke ()> call. When	278	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	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	280	that call.
199		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
200	=back	288	=back
201		289
202	=cut	290	=cut
203		291
204	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	299	my $msg = join "", @_;
207		300
208	$msg .= "\n"	301	$msg .= "\n"
209	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
210		303
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		305
213	LOG llevError, $msg;	306	LOG llevWarn, $msg;
214	};	307	};
215	}
216		308
217	$Coro::State::DIEHOOK = sub {	309	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	310	return unless $^S eq 0; # "eq", not "=="
219		311
220	if ($Coro::current == $Coro::main) {#d#	312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	315	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	316	return;#d#
223	}#d#	317	}#d#
224		318
225	# kill coroutine otherwise	319	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	320	Coro::terminate
228	};	321	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		322
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	333	for my $pkg (qw(
243	cf::global cf::attachable	334	cf::global cf::attachable
244	cf::object cf::object::player	335	cf::object cf::object::player
245	cf::client cf::player	336	cf::client cf::player
246	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
247	cf::map cf::party cf::region	339	cf::party cf::region
248	)) {	340	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	342	}
252		343
253	$EV::DIED = sub {	344	$EV::DIED = sub {
254	warn "error in event callback: @_";	345	warn "error in event callback: $@";
255	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
256		352
257	#############################################################################	353	#############################################################################
258		354
259	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
260		356
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	378	$d
283	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
284	}	380	}
285		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
286	=item $ref = cf::decode_json $json	434	=item $ref = cf::decode_json $json
287		435
288	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
289		437
290	=item $json = cf::encode_json $ref	438	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		445
298	sub encode_json($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
300		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
		510
301	=item cf::lock_wait $string	511	=item cf::lock_wait $string
302		512
303	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
304		514
305	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
306		516
307	Wait until the given lock is available and then acquires it and returns	517	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,	518	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	519	for example when the coroutine gets canceled), the lock is automatically
310	returned.	520	returned.
311		521
312	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	523	deadlocked coro.
…		…
319		529
320	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
321		531
322	=cut	532	=cut
323		533
324	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		535
327	sub lock_wait($) {	536	sub lock_wait($) {
328	my ($key) = @_;	537	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	538	}
341		539
342	sub lock_acquire($) {	540	sub lock_acquire($) {
343	my ($key) = @_;	541	$LOCKS->guard ($_[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	}	542	}
357		543
358	sub lock_active($) {	544	sub lock_active($) {
359	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	546	}
363		547
364	sub freeze_mainloop {	548	sub freeze_mainloop {
365	tick_inhibit_inc;	549	tick_inhibit_inc;
366		550
367	Coro::guard \&tick_inhibit_dec;	551	&Guard::guard (\&tick_inhibit_dec);
368	}	552	}
369		553
370	=item cf::periodic $interval, $cb	554	=item cf::periodic $interval, $cb
371		555
372	Like EV::periodic, but randomly selects a starting point so that the actions	556	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	557	get spread over time.
374		558
375	=cut	559	=cut
376		560
377	sub periodic($$) {	561	sub periodic($$) {
378	my ($interval, $cb) = @_;	562	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	566	EV::periodic $start, $interval, 0, $cb
383	}	567	}
384		568
385	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
386		570
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
390		578
391	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$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.	580	used for statistical purposes and should identify the same time-class.
393		581
394	Useful for short background jobs.	582	Useful for short background jobs.
395		583
396	=cut	584	=cut
397		585
398	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
400		589
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
404		593
405	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
406		596
407	while () {	597	while () {
408	next_job:	598	next_job:
		599
409	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	601
411	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	606	$job->[2]->send;
415	Coro::cede;	607	Coro::cede;
416	goto next_job;	608	goto next_job;
417	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	611	}
419	}	612	}
420		613
421	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
424	$signal->wait;
425	} else {	617	} else {
		618	$busy = 0;
426	Coro::schedule;	619	Coro::schedule;
427	}	620	}
428	}	621	}
429	};	622	};
430		623
431	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
432	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
433		628
434	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
435	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
436		632
437	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
438	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
439	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
465	=cut	661	=cut
466		662
467	sub sync_job(&) {	663	sub sync_job(&) {
468	my ($job) = @_;	664	my ($job) = @_;
469		665
470	if ($Coro::current == $Coro::main) {	666	if (in_main) {
471	my $time = EV::time;	667	my $time = AE::time;
472		668
473	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
474	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
475		671
476	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
477		673
478	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
479		675
480	my $busy = 1;	676	my $busy = 1;
481	my @res;	677	my @res;
482		678
483	(async {	679	(async {
484	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
485	@res = eval { $job->() };	681	@res = eval { $job->() };
486	warn $@ if $@;	682	error $@ if $@;
487	undef $busy;	683	undef $busy;
488	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
489		685
490	while ($busy) {	686	while ($busy) {
491	if (Coro::nready) {	687	if (Coro::nready) {
…		…
493	} else {	689	} else {
494	EV::loop EV::LOOP_ONESHOT;	690	EV::loop EV::LOOP_ONESHOT;
495	}	691	}
496	}	692	}
497		693
498	my $time = EV::time - $time;	694	my $time = AE::time - $time;
499		695
500	$TICK_START += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
501		697
502	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
503	} else {	699	} else {
…		…
525	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
526		722
527	$coro	723	$coro
528	}	724	}
529		725
530	=item fork_call { }, $args	726	=item fork_call { }, @args
531		727
532	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
533	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
534	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
535	never block itself or use any form of event handling.	731	never block itself or use any form of event handling.
536		732
537	=cut	733	=cut
538		734
		735	sub post_fork {
		736	reset_signals;
		737	}
		738
539	sub fork_call(&@) {	739	sub fork_call(&@) {
540	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
541		741
542	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
543	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
544	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
545		745
546	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
547	reset_signals;	747	cf::post_fork;
548	&$cb	748	&$cb
549	}, @args;	749	} @args;
550		750
551	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
552	}	763	}
553		764
554	=item $coin = coin_from_name $name	765	=item $coin = coin_from_name $name
555		766
556	=cut	767	=cut
…		…
593	within each server.	804	within each server.
594		805
595	=cut	806	=cut
596		807
597	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
598	my ($name) = @_;	812	my ($name) = @_;
599	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
600		814
601	eval {	815	eval {
602	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
612	}	826	}
613		827
614	our $DB;	828	our $DB;
615		829
616	sub db_init {	830	sub db_init {
617	cf::sync_job {
618	$DB ||= db_table "db";	831	$DB ||= db_table "db";
619	};
620	}	832	}
621		833
622	sub db_get($$) {	834	sub db_get($$) {
623	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
624		836
625	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
626	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
627		841
628	$! ? ()	842	$! ? ()
629	: $data	843	: $data
630	}
631	}	844	}
632		845
633	sub db_put($$$) {	846	sub db_put($$$) {
634	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
635	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
663		876
664	my @data;	877	my @data;
665	my $md5;	878	my $md5;
666		879
667	for (0 .. $#$src) {	880	for (0 .. $#$src) {
668	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
669	or Carp::croak "$src->[$_]: $!";
670	}	882	}
671		883
672	# if processing is expensive, check	884	# if processing is expensive, check
673	# checksum first	885	# checksum first
674	if (1) {	886	if (1) {
…		…
691		903
692	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
693	my $data = $process->(\@data);	905	my $data = $process->(\@data);
694	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
695		907
696	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
697		909
698	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
699	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
700	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
701		913
…		…
711		923
712	=cut	924	=cut
713		925
714	sub datalog($@) {	926	sub datalog($@) {
715	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
716	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
717	}	929	}
718		930
719	=back	931	=back
720		932
721	=cut	933	=cut
722		934
723	#############################################################################	935	#############################################################################
724		936
725	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
726		938
727	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
728	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
729	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
730		942
731	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
732	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
782	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
783		995
784	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
786		998
787	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
788	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
789		1001
790	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
791		1003
792	=over 4	1004	=over 4
…		…
916		1128
917	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
918	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
919		1131
920	} elsif (ref $type) {	1132	} elsif (ref $type) {
921	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
922		1134
923	} else {	1135	} else {
924	shift @arg;	1136	shift @arg;
925	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
926	}	1138	}
927	}	1139	}
928	}	1140	}
929		1141
930	sub _object_attach {	1142	sub _object_attach {
…		…
940	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
941	}	1153	}
942		1154
943	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
944	} else {	1156	} else {
945	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
946	}	1158	}
947		1159
948	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
949	}	1161	}
950		1162
…		…
1009		1221
1010	for (@$callbacks) {	1222	for (@$callbacks) {
1011	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
1012		1224
1013	if ($@) {	1225	if ($@) {
1014	warn "$@";
1015	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1016	override;	1227	override;
1017	}	1228	}
1018		1229
1019	return 1 if $override;	1230	return 1 if $override;
1020	}	1231	}
…		…
1083		1294
1084	sub reattach {	1295	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1297	my ($obj) = @_;
1087		1298
		1299	# no longer needed after getting rid of delete_package?
1088	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1089		1301
1090	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
1091		1303
1092	@$registry = ();	1304	@$registry = ();
1093		1305
…		…
1098	for (@$attach) {	1310	for (@$attach) {
1099	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1100	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1101	}	1313	}
1102	} else {	1314	} else {
1103	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1104	}	1316	}
1105	}	1317	}
1106	}	1318	}
1107		1319
1108	cf::attachable->attach (	1320	cf::attachable->attach (
…		…
1135	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1136		1348
1137	sync_job {	1349	sync_job {
1138	if (length $$rdata) {	1350	if (length $$rdata) {
1139	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1142		1355
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
1147	close $fh;	1363	aio_close $fh;
1148		1364
1149	if (@$objs) {	1365	if (@$objs) {
1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1151	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1154	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1155	close $fh;	1374	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1376	}
1158	} else {	1377	} else {
1159	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1160	}	1379	}
1161		1380
1162	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1385	} else {
1164	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1165	}	1387	}
1166	} else {	1388	} else {
1167	aio_unlink $filename;	1389	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1169	}	1391	}
…		…
1193	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1194	$av = $st->{objs};	1416	$av = $st->{objs};
1195	}	1417	}
1196		1418
1197	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1198	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1199	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1200		1423
1201	($data, $av)	1424	($data, $av)
1202	}	1425	}
1203		1426
1204	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1260	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1261		1484
1262	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1263	}	1486	}
1264		1487
		1488	use File::Glob ();
		1489
1265	cf::player->attach (	1490	cf::player->attach (
1266	on_command => sub {	1491	on_unknown_command => sub {
1267	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1268		1493
1269	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1270	or return;	1495	or return;
1271		1496
…		…
1279	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1280		1505
1281	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1282		1507
1283	if (ref $msg) {	1508	if (ref $msg) {
1284	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1285	"ARRAY" eq ref $msg
1286	? @$msg
1287	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1288		1510
1289	my @reply;	1511	my @reply;
1290		1512
1291	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1292	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1294		1516
1295	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1296	if $reply;	1518	if $reply;
1297		1519
1298	} else {	1520	} else {
1299	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1300	}	1522	}
1301		1523
1302	cf::override;	1524	cf::override;
1303	},	1525	},
1304	);	1526	);
1305		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1306	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1307	cf::sync_job {	1557	cf::sync_job {
1308	my %todo;	1558	my %todo;
1309		1559
1310	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1311	next unless -r $path;	1561	next unless -r $path;
…		…
1329		1579
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1582
1333	$ext{source} =	1583	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1335	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1336	. $source	1586	. $source
1337	. "\n};\n1";	1587	. "\n};\n1";
1338		1588
1339	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1340	}	1590	}
1341		1591
		1592	my $pass = 0;
1342	my %done;	1593	my %done;
1343	while (%todo) {	1594	while (%todo) {
1344	my $progress;	1595	my $progress;
1345		1596
		1597	++$pass;
		1598
		1599	ext:
1346	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1347	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1348	goto skip	1602	next ext
1349	unless exists $done{$_};	1603	unless exists $done{$_};
1350	}	1604	}
1351		1605
1352	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1353		1607
1354	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1355	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1356	: "$v->{base}: extension inactive.\n";
1357		1621
1358	if (exists $v->{meta}{mandatory}) {
1359	warn $msg;
1360	cf::cleanup "mandatory extension failed to load, exiting.";	1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1361	}	1623	if exists $v->{meta}{mandatory};
1362		1624
1363	warn $msg;	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1626	delete $todo{$k};
		1627	} else {
		1628	$done{$k} = delete $todo{$k};
		1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1364	}	1634	}
1365
1366	$done{$k} = delete $todo{$k};
1367	push @EXTS, $v->{pkg};
1368	$progress = 1;
1369	}	1635	}
1370		1636
1371	skip:	1637	unless ($progress) {
1372	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1373	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1374	}	1647	}
1375	};	1648	};
1376	}	1649	}
1377		1650
1378	#############################################################################	1651	#############################################################################
1379		1652
1380	=back	1653	=back
1381		1654
1382	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1383		1656
1384	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1385		1658
1386	=cut	1659	=cut
1387		1660
1388	package cf::player;	1661	package cf::player;
1389		1662
…		…
1432		1705
1433	sub exists($) {	1706	sub exists($) {
1434	my ($login) = @_;	1707	my ($login) = @_;
1435		1708
1436	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1438	}	1711	}
1439		1712
1440	sub find($) {	1713	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1715	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1728	or return;
1456		1729
1457	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1458	or return;	1731	or return;
		1732
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1462	}	1736	}
1463	}	1737	}
1464	}	1738	}
1465		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1466	sub save($) {	1753	sub save($) {
1467	my ($pl) = @_;	1754	my ($pl) = @_;
1468		1755
1469	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1470		1757
…		…
1473		1760
1474	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1475		1762
1476	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1478		1770
1479	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1772	cf::cede_to_tick;
1481	}	1773	}
1482		1774
…		…
1514	my ($pl) = @_;	1806	my ($pl) = @_;
1515		1807
1516	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1517		1809
1518	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1812
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1522	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1524	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1525		1821
1526	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1528	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1566		1862
1567	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1568	my $path = path $login;	1864	my $path = path $login;
1569		1865
1570	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1872	}
1576		1873
…		…
1580		1877
1581	\@logins	1878	\@logins
1582	}	1879	}
1583		1880
1584	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1585		1884
1586	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1587	player. May block.	1886	player. May block.
1588		1887
1589	=cut	1888	=cut
…		…
1607	}	1906	}
1608		1907
1609	\@paths	1908	\@paths
1610	}	1909	}
1611		1910
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1912
1614	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704		1914
1705	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1706		1916
1707	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1708		1918
…		…
1740		1950
1741	=cut	1951	=cut
1742		1952
1743	sub find_by_path($) {	1953	sub find_by_path($) {
1744	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1745		1957
1746	my ($match, $specificity);	1958	my ($match, $specificity);
1747		1959
1748	for my $region (list) {	1960	for my $region (list) {
1749	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1775	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1776	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1777		1989
1778	sub generate_random_map {	1990	sub generate_random_map {
1779	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1780	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1781	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1782	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1783	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1784	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1785	$rmp->{exit_on_final_map},
1786	$rmp->{xsize}, $rmp->{ysize},
1787	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1788	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1789	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1790	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1791	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1792	(cf::region::find $rmp->{region}), $rmp->{custom}
1793	)
1794	}	1996	}
1795		1997
1796	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1797		1999
1798	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1803		2005
1804	sub register {	2006	sub register {
1805	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1806	my $pkg = caller;	2008	my $pkg = caller;
1807		2009
1808	no strict;
1809	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1810		2011
1811	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1812	}	2013	}
1813		2014
1814	# also paths starting with '/'	2015	# also paths starting with '/'
1815	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1816		2017
1817	sub thawer_merge {	2018	sub thawer_merge {
1818	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1819		2020
1820	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1825	}	2026	}
1826		2027
1827	sub normalise {	2028	sub normalise {
1828	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1829		2030
1830	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1831		2032
1832	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1833		2034
1834	# map plan:	2035	# map plan:
1835	#	2036	#
…		…
1850	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1851	$path = "$base/$path";	2052	$path = "$base/$path";
1852	}	2053	}
1853		2054
1854	for ($path) {	2055	for ($path) {
1855	redo if s{//}{/};
1856	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1857	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1858	}	2058	}
1859		2059
1860	$path	2060	$path
…		…
1874	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1875	return $self;	2075	return $self;
1876	}	2076	}
1877	}	2077	}
1878		2078
1879	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1880	()	2080	()
1881	}	2081	}
1882		2082
		2083	# may re-bless or do other evil things
1883	sub init {	2084	sub init {
1884	my ($self) = @_;	2085	my ($self) = @_;
1885		2086
1886	$self	2087	$self
1887	}	2088	}
…		…
1906		2107
1907	# the temporary/swap location	2108	# the temporary/swap location
1908	sub save_path {	2109	sub save_path {
1909	my ($self) = @_;	2110	my ($self) = @_;
1910		2111
1911	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1912	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1913	}	2114	}
1914		2115
1915	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1916	sub uniq_path {	2117	sub uniq_path {
1917	my ($self) = @_;	2118	my ($self) = @_;
1918		2119
1919	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1920	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1921	}
1922
1923	# and all this just because we cannot iterate over
1924	# all maps in C++...
1925	sub change_all_map_light {
1926	my ($change) = @_;
1927
1928	$_->change_map_light ($change)
1929	for grep $_->outdoor, values %cf::MAP;
1930	}	2122	}
1931		2123
1932	sub decay_objects {	2124	sub decay_objects {
1933	my ($self) = @_;	2125	my ($self) = @_;
1934		2126
…		…
1961	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1962		2154
1963	1	2155	1
1964	}	2156	}
1965		2157
		2158	# used to laod the header of an original map
1966	sub load_header_orig {	2159	sub load_header_orig {
1967	my ($self) = @_;	2160	my ($self) = @_;
1968		2161
1969	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1970	}	2163	}
1971		2164
		2165	# used to laod the header of an instantiated map
1972	sub load_header_temp {	2166	sub load_header_temp {
1973	my ($self) = @_;	2167	my ($self) = @_;
1974		2168
1975	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1976	}	2170	}
1977		2171
		2172	# called after loading the header from an instantiated map
1978	sub prepare_temp {	2173	sub prepare_temp {
1979	my ($self) = @_;	2174	my ($self) = @_;
1980		2175
1981	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1982	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1983	# safety	2178	# safety
1984	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1985	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1986	}	2181	}
1987		2182
		2183	# called after loading the header from an original map
1988	sub prepare_orig {	2184	sub prepare_orig {
1989	my ($self) = @_;	2185	my ($self) = @_;
1990		2186
1991	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1992	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2016		2212
2017	sub find;	2213	sub find;
2018	sub find {	2214	sub find {
2019	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
2020		2216
		2217	cf::cede_to_tick;
		2218
2021	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
2022		2220
2023	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2024	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
2025		2223
2026	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
2027	my $guard1 = cf::lock_acquire "map_find:$path";
2028	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2029
2030	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
2031	or return;	2226	or return;
2032		2227
2033	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
2034		2229
…		…
2036	or return;	2231	or return;
2037		2232
2038	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2039	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
2040	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
2041	undef $guard1;	2237	undef $guard1;
2042	undef $guard2;
2043	$map->reset;	2238	$map->reset;
2044	return find $path;	2239	return find $path;
2045	}	2240	}
2046		2241
2047	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
2048	}	2243	}
2049	}	2244	}
2050		2245
2051	sub pre_load { }	2246	sub pre_load { }
2052	sub post_load { }	2247	#sub post_load { } # XS
2053		2248
2054	sub load {	2249	sub load {
2055	my ($self) = @_;	2250	my ($self) = @_;
2056		2251
2057	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2060		2255
2061	{	2256	{
2062	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
2063		2258
2064	return unless $self->valid;	2259	return unless $self->valid;
2065	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2066
2067	$self->in_memory (cf::MAP_LOADING);
2068		2261
2069	$self->alloc;	2262	$self->alloc;
2070		2263
2071	$self->pre_load;	2264	$self->pre_load;
2072	cf::cede_to_tick;	2265	cf::cede_to_tick;
2073		2266
		2267	if (exists $self->{load_path}) {
2074	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2075	$f->skip_block;	2269	$f->skip_block;
2076	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2077	or return;	2271	or return;
2078		2272
2079	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
2080	if delete $self->{load_original};	2274	if delete $self->{load_original};
2081		2275
2082	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2083	utf8::encode $uniq;	2277	utf8::encode $uniq;
2084	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2085	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2086	$self->clear_unique_items;	2280	$self->clear_unique_items;
2087	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2088	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2089	}	2284	}
2090	}	2285	}
2091	}
2092		2286
2093	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
2094		2294
2095	cf::cede_to_tick;	2295	cf::cede_to_tick;
2096	# now do the right thing for maps	2296	# now do the right thing for maps
2097	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2098	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2102	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2103	$self->decay_objects;	2303	$self->decay_objects;
2104	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2105	$self->update_buttons;	2305	$self->update_buttons;
2106	cf::cede_to_tick;	2306	cf::cede_to_tick;
2107	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2108	cf::cede_to_tick;
2109	$self->activate;
2110	}	2308	}
2111		2309
2112	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2113	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2114
2115	$self->in_memory (cf::MAP_IN_MEMORY);
2116	}	2312	}
2117		2313
2118	$self->post_load;	2314	$self->post_load;
2119	}
2120		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2121	sub customise_for {	2322	sub customise_for {
2122	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2123		2324
2124	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2125	if $self->per_player;	2326	if $self->per_player;
…		…
2128	# if $self->per_party;	2329	# if $self->per_party;
2129		2330
2130	$self	2331	$self
2131	}	2332	}
2132		2333
2133	# find and load all maps in the 3x3 area around a map
2134	sub load_neighbours {
2135	my ($map) = @_;
2136
2137	my @neigh; # diagonal neighbours
2138
2139	for (0 .. 3) {
2140	my $neigh = $map->tile_path ($_)
2141	or next;
2142	$neigh = find $neigh, $map
2143	or next;
2144	$neigh->load;
2145
2146	push @neigh,
2147	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2148	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2149	}
2150
2151	for (grep defined $_->[0], @neigh) {
2152	my ($path, $origin) = @$_;
2153	my $neigh = find $path, $origin
2154	or next;
2155	$neigh->load;
2156	}
2157	}
2158
2159	sub find_sync {	2334	sub find_sync {
2160	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2161		2336
2162	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2163	}	2342	}
2164		2343
2165	sub do_load_sync {	2344	sub do_load_sync {
2166	my ($map) = @_;	2345	my ($map) = @_;
2167		2346
		2347	# it's a bug to call this from the main context
2168	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2169	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2170		2350
2171	cf::sync_job { $map->load };	2351	$map->load;
2172	}	2352	}
2173		2353
2174	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2175	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2176		2356
2177	sub find_async {	2357	sub find_async {
2178	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2179		2359
2180	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2181		2361
2182	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2183	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2184	}	2364	}
2185		2365
2186	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2187		2367
2188	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2202	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2203		2383
2204	()	2384	()
2205	}	2385	}
2206		2386
		2387	# common code, used by both ->save and ->swapout
2207	sub save {	2388	sub _save {
2208	my ($self) = @_;	2389	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211		2390
2212	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2213		2392
2214	return unless $self->dirty;	2393	return unless $self->dirty;
2215		2394
…		…
2224		2403
2225	cf::async {	2404	cf::async {
2226	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2227	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2228	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2229		2410
2230	if ($uniq) {	2411	if ($uniq) {
2231	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2232	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2233	} else {	2414	} else {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2235	}	2416	}
2236	}	2417	}
2237		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2238	sub swap_out {	2427	sub swap_out {
2239	my ($self) = @_;	2428	my ($self) = @_;
2240		2429
2241	# save first because save cedes
2242	$self->save;
2243
2244	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2245		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2246	return if $self->players;	2434	return if $self->players;
2247	return if $self->in_memory != cf::MAP_IN_MEMORY;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2248	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2249		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2250	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2251		2486
2252	$self->deactivate;	2487	$self->deactivate;
2253	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2254	$self->clear;	2489	$self->clear;
2255	}
2256
2257	sub reset_at {
2258	my ($self) = @_;
2259
2260	# TODO: safety, remove and allow resettable per-player maps
2261	return 1e99 if $self->{deny_reset};
2262
2263	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2264	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2265
2266	$time + $to
2267	}
2268
2269	sub should_reset {
2270	my ($self) = @_;
2271
2272	$self->reset_at <= $cf::RUNTIME
2273	}
2274
2275	sub reset {
2276	my ($self) = @_;
2277
2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
2279
2280	return if $self->players;
2281
2282	warn "resetting map ", $self->path;
2283
2284	$self->in_memory (cf::MAP_SWAPPED);
2285
2286	# need to save uniques path
2287	unless ($self->{deny_save}) {
2288	my $uniq = $self->uniq_path; utf8::encode $uniq;
2289
2290	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2291	if $uniq;
2292	}
2293
2294	delete $cf::MAP{$self->path};
2295
2296	$self->deactivate;
2297	$_->clear_links_to ($self) for values %cf::MAP;
2298	$self->clear;
2299		2490
2300	$self->unlink_save;	2491	$self->unlink_save;
2301	$self->destroy;	2492	$self->destroy;
2302	}	2493	}
2303		2494
…		…
2311		2502
2312	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2313		2504
2314	$self->unlink_save;	2505	$self->unlink_save;
2315		2506
2316	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2317	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2318	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2319	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2320	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2321		2512
…		…
2370		2561
2371	sub unique_maps() {	2562	sub unique_maps() {
2372	[	2563	[
2373	map {	2564	map {
2374	utf8::decode $_;	2565	utf8::decode $_;
2375	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2376	? normalise $_	2569	: normalise $_
2377	: ()
2378	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2379	]	2571	]
2380	}	2572	}
2381		2573
		2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
		2605
2382	=back	2606	=back
2383		2607
2384	=head3 cf::object	2608	=head3 cf::object
2385		2609
2386	=cut	2610	=cut
…		…
2389		2613
2390	=over 4	2614	=over 4
2391		2615
2392	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2393		2617
2394	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2395		2620
2396	=cut	2621	=cut
2397		2622
2398	sub inv_recursive_;	2623	sub inv_recursive_;
2399	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2404	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2405	}	2630	}
2406		2631
2407	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2408		2633
2409	creates and returns a persistent reference to an objetc that can be stored as a string.	2634	Creates and returns a persistent reference to an object that can be stored as a string.
2410		2635
2411	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2412		2637
2413	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2414	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2446	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2447	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2448		2673
2449	=cut	2674	=cut
2450		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
		2689
2451	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2452	# with dialog boxes.	2691	# with dialog boxes.
2453	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2454	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2455	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2466	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2467	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2468		2707
2469	} else {	2708	} else {
2470	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2471	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2472	}	2711	}
2473	}	2712	}
2474	}	2713	}
2475		2714
2476	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2501		2740
2502	=item $player_object->enter_link	2741	=item $player_object->enter_link
2503		2742
2504	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2505		2744
2506	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2507	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2508		2749
2509	Will never block.	2750	Will never block.
2510		2751
2511	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2512		2753
…		…
2532	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2533	my ($self) = @_;	2774	my ($self) = @_;
2534		2775
2535	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2536		2777
		2778	++$self->{_link_recursion};
		2779
2537	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2538		2781
2539	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2540	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2541		2784
2542	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2543	}	2786	}
2544		2787
2545	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2546	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2547		2790
…		…
2564	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2565	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2566		2809
2567	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2568	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2569	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2570		2813
2571	$map->load;	2814	$map->load;
2572	$map->load_neighbours;
2573		2815
2574	return unless $self->contr->active;	2816	return unless $self->contr->active;
2575	$self->activate_recursive;
2576		2817
2577	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2578	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2579	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2580		2825
		2826	}
		2827
2581	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2582		2829
2583	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2584	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2585	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2586	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2587	be called at the end of this process.	2834	be called at the end of this process.
2588		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2589	=cut	2839	=cut
2590		2840
2591	our $GOTOGEN;	2841	our $GOTOGEN;
2592		2842
2593	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2594	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2595		2851
2596	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2597	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2598		2854
2599	$self->enter_link;	2855	$self->enter_link;
…		…
2619	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2620	}	2876	}
2621	}	2877	}
2622		2878
2623	my $map = eval {	2879	my $map = eval {
2624	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2625		2881
2626	if ($map) {	2882	if ($map) {
2627	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2628	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2629	} else {	2885	} else {
2630	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2631	}	2887	}
2632		2888
2633	$map	2889	$map
…		…
2641	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2642	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2643	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2644	}	2900	}
2645		2901
2646	$done->() if $done;	2902	$done->($self) if $done;
2647	})->prio (1);	2903	})->prio (1);
2648	}	2904	}
2649		2905
2650	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2651		2907
…		…
2671	}	2927	}
2672		2928
2673	sub prepare_random_map {	2929	sub prepare_random_map {
2674	my ($exit) = @_;	2930	my ($exit) = @_;
2675		2931
2676	my $guard = cf::lock_acquire "exit_prepare:$exit";
2677
2678	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2679	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2680	# that depends on the exit object	2934	# that depends on the exit object
2681		2935
2682	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2684	if ($exit->map) {	2938	if ($exit->map) {
2685	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2686	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2687	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2688	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2689	}	2945	}
2690		2946
2691	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2692		2948
2693	my $data = cf::encode_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2694	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2695	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2696		2952
2697	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2698	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2699	undef $fh;	2955	undef $fh;
2700	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2701		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2702	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2703	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2704	}	2964	}
2705	}	2965	}
2706		2966
2707	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2708	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2709		2969
2710	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2711		2971
2712	if ($exit->slaying eq "/!") {
2713	#TODO: this should de-fi-ni-te-ly not be a sync-job
2714	# the problem is that $exit might not survive long enough
2715	# so it needs to be done right now, right here
2716	cf::sync_job { prepare_random_map $exit };
2717	}
2718
2719	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2720	my $hp = $exit->stats->hp;
2721	my $sp = $exit->stats->sp;
2722
2723	$self->enter_link;	2972	$self->enter_link;
2724		2973
2725	# if exit is damned, update players death & WoR home-position
2726	$self->contr->savebed ($slaying, $hp, $sp)
2727	if $exit->flag (FLAG_DAMNED);
2728
2729	(async {	2974	(async {
2730	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2731		2976
2732	$self->deactivate_recursive; # just to be sure
2733	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2734	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2735		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2736	1;	3013	1
2737	}) {	3014	}) {
2738	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2739	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2740	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2741	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2742		3019
2743	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2744	$self->leave_link;	3021	$self->leave_link;
2745	}	3022	}
2746	})->prio (1);	3023	})->prio (1);
2747	}	3024	}
2748		3025
…		…
2760	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2761	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2762		3039
2763	utf8::encode $text;	3040	utf8::encode $text;
2764	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2765	}	3067	}
2766		3068
2767	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2768		3070
2769	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2773		3075
2774	=cut	3076	=cut
2775		3077
2776	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2777	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2778	"c/identify" => {	3086	"c/identify" => {
2779	id => "infobox",	3087	id => "infobox",
2780	title => "Identify",	3088	title => "Identify",
2781	reply => undef,	3089	reply => undef,
2782	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2784	"c/examine" => {	3092	"c/examine" => {
2785	id => "infobox",	3093	id => "infobox",
2786	title => "Examine",	3094	title => "Examine",
2787	reply => undef,	3095	reply => undef,
2788	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
2789	},	3103	},
2790	"c/book" => {	3104	"c/book" => {
2791	id => "infobox",	3105	id => "infobox",
2792	title => "Book",	3106	title => "Book",
2793	reply => undef,	3107	reply => undef,
…		…
2809	id => "infobox",	3123	id => "infobox",
2810	title => "Body Parts",	3124	title => "Body Parts",
2811	reply => undef,	3125	reply => undef,
2812	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2813	},	3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
2814	"c/uptime" => {	3164	"c/uptime" => {
2815	id => "infobox",	3165	id => "infobox",
2816	title => "Uptime",	3166	title => "Uptime",
2817	reply => undef,	3167	reply => undef,
2818	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2821	id => "infobox",	3171	id => "infobox",
2822	title => "Map Info",	3172	title => "Map Info",
2823	reply => undef,	3173	reply => undef,
2824	tooltip => "Information related to the maps",	3174	tooltip => "Information related to the maps",
2825	},	3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2826	);	3190	);
2827		3191
2828	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2829	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2830		3194
2831	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2832		3197
2833	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2834		3199
2835	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2836	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2837	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2838		3203
2839	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2840	if $self->can_msg;
2841
2842	$channel = $channel->{id};	3205	$channel = $channel->{id};
2843		3206
2844	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2845	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2846	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2847	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2848	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2849	if $self->can_msg;
2850	}	3212	}
2851		3213
2852	$channel = $channel->{id};	3214	$channel = $channel->{id};
2853	}	3215	}
2854		3216
2855	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2856		3218
2857	if ($self->can_msg) {
2858	# default colour, mask it out	3219	# default colour, mask it out
2859	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2860	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2861		3222
2862	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2863	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2864	} else {	3226	);
2865	if ($color >= 0) {
2866	# replace some tags by gcfclient-compatible ones
2867	for ($msg) {
2868	1 while
2869	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2870	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2871	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2872	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2873	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2874	}
2875		3227
2876	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2877
2878	utf8::encode $msg;
2879
2880	if (0 && $msg =~ /\[/) {
2881	# COMMAND/INFO
2882	$self->send_packet ("drawextinfo $color 10 8 $msg")
2883	} else {
2884	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2885	$self->send_packet ("drawinfo $color $msg")
2886	}
2887	}
2888	}
2889	}	3229	}
2890		3230
2891	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2892		3232
2893	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2896		3236
2897	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2898	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2899		3239
2900	if ($self->extcmd == 2) {	3240	if ($self->extcmd == 2) {
2901	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3241	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2902	} elsif ($self->extcmd == 1) { # TODO: remove	3242	} elsif ($self->extcmd == 1) { # TODO: remove
2903	push @msg, msgtype => "event_$type";	3243	push @msg, msgtype => "event_$type";
2904	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3244	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2905	}	3245	}
2906	}	3246	}
2907		3247
2908	=item $client->ext_reply ($msgid, @msg)	3248	=item $client->ext_reply ($msgid, @msg)
2909		3249
…		…
2912	=cut	3252	=cut
2913		3253
2914	sub cf::client::ext_reply($$@) {	3254	sub cf::client::ext_reply($$@) {
2915	my ($self, $id, @msg) = @_;	3255	my ($self, $id, @msg) = @_;
2916		3256
2917	if ($self->extcmd == 2) {	3257	return unless $self->extcmd == 2;
		3258
2918	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3259	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2919	} elsif ($self->extcmd == 1) {
2920	#TODO: version 1, remove
2921	unshift @msg, msgtype => "reply", msgid => $id;
2922	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2923	}
2924	}	3260	}
2925		3261
2926	=item $success = $client->query ($flags, "text", \&cb)	3262	=item $success = $client->query ($flags, "text", \&cb)
2927		3263
2928	Queues a query to the client, calling the given callback with	3264	Queues a query to the client, calling the given callback with
…		…
2983	my ($ns, $buf) = @_;	3319	my ($ns, $buf) = @_;
2984		3320
2985	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3321	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2986		3322
2987	if (ref $msg) {	3323	if (ref $msg) {
2988	my ($type, $reply, @payload) =	3324	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2989	"ARRAY" eq ref $msg
2990	? @$msg
2991	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2992		3325
2993	my @reply;	3326	my @reply;
2994		3327
2995	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTICMD{$type}) {
2996	@reply = $cb->($ns, @payload);	3329	@reply = $cb->($ns, @payload);
…		…
2998		3331
2999	$ns->ext_reply ($reply, @reply)	3332	$ns->ext_reply ($reply, @reply)
3000	if $reply;	3333	if $reply;
3001		3334
3002	} else {	3335	} else {
3003	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3336	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3004	}	3337	}
3005		3338
3006	cf::override;	3339	cf::override;
3007	},	3340	},
3008	);	3341	);
…		…
3028		3361
3029	$coro	3362	$coro
3030	}	3363	}
3031		3364
3032	cf::client->attach (	3365	cf::client->attach (
3033	on_destroy => sub {	3366	on_client_destroy => sub {
3034	my ($ns) = @_;	3367	my ($ns) = @_;
3035		3368
3036	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3369	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3037	},	3370	},
3038	);	3371	);
…		…
3054	our $safe_hole = new Safe::Hole;	3387	our $safe_hole = new Safe::Hole;
3055		3388
3056	$SIG{FPE} = 'IGNORE';	3389	$SIG{FPE} = 'IGNORE';
3057		3390
3058	$safe->permit_only (Opcode::opset qw(	3391	$safe->permit_only (Opcode::opset qw(
3059	:base_core :base_mem :base_orig :base_math	3392	:base_core :base_mem :base_orig :base_math :base_loop
3060	grepstart grepwhile mapstart mapwhile	3393	grepstart grepwhile mapstart mapwhile
3061	sort time	3394	sort time
3062	));	3395	));
3063		3396
3064	# here we export the classes and methods available to script code	3397	# here we export the classes and methods available to script code
…		…
3067		3400
3068	The following functions and methods are available within a safe environment:	3401	The following functions and methods are available within a safe environment:
3069		3402
3070	cf::object	3403	cf::object
3071	contr pay_amount pay_player map x y force_find force_add destroy	3404	contr pay_amount pay_player map x y force_find force_add destroy
3072	insert remove name archname title slaying race decrease_ob_nr	3405	insert remove name archname title slaying race decrease split
		3406	value
3073		3407
3074	cf::object::player	3408	cf::object::player
3075	player	3409	player
3076		3410
3077	cf::player	3411	cf::player
…		…
3082		3416
3083	=cut	3417	=cut
3084		3418
3085	for (	3419	for (
3086	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3420	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3087	insert remove inv name archname title slaying race	3421	insert remove inv nrof name archname title slaying race
3088	decrease_ob_nr destroy)],	3422	decrease split destroy change_exp value msg lore send_msg)],
3089	["cf::object::player" => qw(player)],	3423	["cf::object::player" => qw(player)],
3090	["cf::player" => qw(peaceful)],	3424	["cf::player" => qw(peaceful send_msg)],
3091	["cf::map" => qw(trigger)],	3425	["cf::map" => qw(trigger)],
3092	) {	3426	) {
3093	no strict 'refs';
3094	my ($pkg, @funs) = @$_;	3427	my ($pkg, @funs) = @$_;
3095	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3428	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3096	for @funs;	3429	for @funs;
3097	}	3430	}
3098		3431
…		…
3113		3446
3114	my $qcode = $code;	3447	my $qcode = $code;
3115	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3448	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3116	$qcode =~ s/\n/\\n/g;	3449	$qcode =~ s/\n/\\n/g;
3117		3450
		3451	%vars = (_dummy => 0) unless %vars;
		3452
		3453	my @res;
3118	local $_;	3454	local $_;
3119	local @safe::cf::_safe_eval_args = values %vars;
3120		3455
3121	my $eval =	3456	my $eval =
3122	"do {\n"	3457	"do {\n"
3123	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3458	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3124	. "#line 0 \"{$qcode}\"\n"	3459	. "#line 0 \"{$qcode}\"\n"
3125	. $code	3460	. $code
3126	. "\n}"	3461	. "\n}"
3127	;	3462	;
3128		3463
		3464	if ($CFG{safe_eval}) {
3129	sub_generation_inc;	3465	sub_generation_inc;
		3466	local @safe::cf::_safe_eval_args = values %vars;
3130	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3467	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3131	sub_generation_inc;	3468	sub_generation_inc;
		3469	} else {
		3470	local @cf::_safe_eval_args = values %vars;
		3471	@res = wantarray ? eval eval : scalar eval $eval;
		3472	}
3132		3473
3133	if ($@) {	3474	if ($@) {
3134	warn "$@";	3475	warn "$@",
3135	warn "while executing safe code '$code'\n";	3476	"while executing safe code '$code'\n",
3136	warn "with arguments " . (join " ", %vars) . "\n";	3477	"with arguments " . (join " ", %vars) . "\n";
3137	}	3478	}
3138		3479
3139	wantarray ? @res : $res[0]	3480	wantarray ? @res : $res[0]
3140	}	3481	}
3141		3482
…		…
3155	=cut	3496	=cut
3156		3497
3157	sub register_script_function {	3498	sub register_script_function {
3158	my ($fun, $cb) = @_;	3499	my ($fun, $cb) = @_;
3159		3500
3160	no strict 'refs';	3501	$fun = "safe::$fun" if $CFG{safe_eval};
3161	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3502	*$fun = $safe_hole->wrap ($cb);
3162	}	3503	}
3163		3504
3164	=back	3505	=back
3165		3506
3166	=cut	3507	=cut
3167		3508
3168	#############################################################################	3509	#############################################################################
3169	# the server's init and main functions	3510	# the server's init and main functions
		3511
		3512	our %FACEHASH; # hash => idx, #d# HACK for http server
3170		3513
3171	sub load_facedata($) {	3514	sub load_facedata($) {
3172	my ($path) = @_;	3515	my ($path) = @_;
3173		3516
3174	# HACK to clear player env face cache, we need some signal framework	3517	# HACK to clear player env face cache, we need some signal framework
3175	# for this (global event?)	3518	# for this (global event?)
3176	%ext::player_env::MUSIC_FACE_CACHE = ();	3519	%ext::player_env::MUSIC_FACE_CACHE = ();
3177		3520
3178	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3521	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3179		3522
3180	warn "loading facedata from $path\n";	3523	trace "loading facedata from $path\n";
3181		3524
3182	my $facedata;	3525	my $facedata = decode_storable load_file $path;
3183	0 < aio_load $path, $facedata
3184	or die "$path: $!";
3185
3186	$facedata = Coro::Storable::thaw $facedata;
3187		3526
3188	$facedata->{version} == 2	3527	$facedata->{version} == 2
3189	or cf::cleanup "$path: version mismatch, cannot proceed.";	3528	or cf::cleanup "$path: version mismatch, cannot proceed.";
3190		3529
3191	# patch in the exptable	3530	# patch in the exptable
		3531	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3192	$facedata->{resource}{"res/exp_table"} = {	3532	$facedata->{resource}{"res/exp_table"} = {
3193	type => FT_RSRC,	3533	type => FT_RSRC,
3194	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3534	data => $exp_table,
		3535	hash => (cf::face::mangle_chksum Digest::MD5::md5 $exp_table),
3195	};	3536	};
3196	cf::cede_to_tick;	3537	cf::cede_to_tick;
3197		3538
3198	{	3539	{
3199	my $faces = $facedata->{faceinfo};	3540	my $faces = $facedata->{faceinfo};
3200		3541
3201	while (my ($face, $info) = each %$faces) {	3542	for my $face (sort keys %$faces) {
		3543	my $info = $faces->{$face};
3202	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3544	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3203		3545
3204	cf::face::set_visibility $idx, $info->{visibility};	3546	cf::face::set_visibility $idx, $info->{visibility};
3205	cf::face::set_magicmap $idx, $info->{magicmap};	3547	cf::face::set_magicmap $idx, $info->{magicmap};
3206	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3548	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3207	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3549	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3550	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3551	$FACEHASH{$info->{hash64}} = $idx;#d#
3208		3552
3209	cf::cede_to_tick;	3553	cf::cede_to_tick;
3210	}	3554	}
3211		3555
3212	while (my ($face, $info) = each %$faces) {	3556	while (my ($face, $info) = each %$faces) {
…		…
3217		3561
3218	if (my $smooth = cf::face::find $info->{smooth}) {	3562	if (my $smooth = cf::face::find $info->{smooth}) {
3219	cf::face::set_smooth $idx, $smooth;	3563	cf::face::set_smooth $idx, $smooth;
3220	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3564	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3221	} else {	3565	} else {
3222	warn "smooth face '$info->{smooth}' not found for face '$face'";	3566	error "smooth face '$info->{smooth}' not found for face '$face'";
3223	}	3567	}
3224		3568
3225	cf::cede_to_tick;	3569	cf::cede_to_tick;
3226	}	3570	}
3227	}	3571	}
…		…
3236		3580
3237	cf::anim::invalidate_all; # d'oh	3581	cf::anim::invalidate_all; # d'oh
3238	}	3582	}
3239		3583
3240	{	3584	{
3241	# TODO: for gcfclient pleasure, we should give resources
3242	# that gcfclient doesn't grok a >10000 face index.
3243	my $res = $facedata->{resource};	3585	my $res = $facedata->{resource};
3244		3586
3245	while (my ($name, $info) = each %$res) {	3587	while (my ($name, $info) = each %$res) {
3246	if (defined $info->{type}) {	3588	if (defined (my $type = $info->{type})) {
		3589	# TODO: different hash - must free and use new index, or cache ixface data queue
3247	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3590	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3248	my $data;
3249		3591
3250	if ($info->{type} & 1) {	3592	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3251	# prepend meta info
3252
3253	my $meta = $enc->encode ({
3254	name => $name,
3255	%{ $info->{meta} || {} },
3256	});
3257
3258	$data = pack "(w/a*)*", $meta, $info->{data};
3259	} else {
3260	$data = $info->{data};
3261	}
3262
3263	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3264	cf::face::set_type $idx, $info->{type};	3593	cf::face::set_type $idx, $type;
		3594	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3595	$FACEHASH{$info->{hash}} = $idx;#d#
3265	} else {	3596	} else {
3266	$RESOURCE{$name} = $info;	3597	# $RESOURCE{$name} = $info; # unused
3267	}	3598	}
3268		3599
3269	cf::cede_to_tick;	3600	cf::cede_to_tick;
3270	}	3601	}
3271	}	3602	}
3272		3603
3273	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3604	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3274		3605
3275	1	3606	1
3276	}	3607	}
3277
3278	cf::global->attach (on_resource_update => sub {
3279	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3280	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3281
3282	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3283	my $sound = $soundconf->{compat}[$_]
3284	or next;
3285
3286	my $face = cf::face::find "sound/$sound->[1]";
3287	cf::sound::set $sound->[0] => $face;
3288	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3289	}
3290
3291	while (my ($k, $v) = each %{$soundconf->{event}}) {
3292	my $face = cf::face::find "sound/$v";
3293	cf::sound::set $k => $face;
3294	}
3295	}
3296	});
3297		3608
3298	register_exticmd fx_want => sub {	3609	register_exticmd fx_want => sub {
3299	my ($ns, $want) = @_;	3610	my ($ns, $want) = @_;
3300		3611
3301	while (my ($k, $v) = each %$want) {	3612	while (my ($k, $v) = each %$want) {
3302	$ns->fx_want ($k, $v);	3613	$ns->fx_want ($k, $v);
3303	}	3614	}
3304	};	3615	};
		3616
		3617	sub load_resource_file($) {
		3618	my $guard = lock_acquire "load_resource_file";
		3619
		3620	my $status = load_resource_file_ $_[0];
		3621	get_slot 0.1, 100;
		3622	cf::arch::commit_load;
		3623
		3624	$status
		3625	}
3305		3626
3306	sub reload_regions {	3627	sub reload_regions {
3307	# HACK to clear player env face cache, we need some signal framework	3628	# HACK to clear player env face cache, we need some signal framework
3308	# for this (global event?)	3629	# for this (global event?)
3309	%ext::player_env::MUSIC_FACE_CACHE = ();	3630	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3323	}	3644	}
3324		3645
3325	sub reload_archetypes {	3646	sub reload_archetypes {
3326	load_resource_file "$DATADIR/archetypes"	3647	load_resource_file "$DATADIR/archetypes"
3327	or die "unable to load archetypes\n";	3648	or die "unable to load archetypes\n";
3328	#d# NEED to laod twice to resolve forward references
3329	# this really needs to be done in an extra post-pass
3330	# (which needs to be synchronous, so solve it differently)
3331	load_resource_file "$DATADIR/archetypes"
3332	or die "unable to load archetypes\n";
3333	}	3649	}
3334		3650
3335	sub reload_treasures {	3651	sub reload_treasures {
3336	load_resource_file "$DATADIR/treasures"	3652	load_resource_file "$DATADIR/treasures"
3337	or die "unable to load treasurelists\n";	3653	or die "unable to load treasurelists\n";
3338	}	3654	}
3339		3655
		3656	sub reload_sound {
		3657	trace "loading sound config from $DATADIR/sound\n";
		3658
		3659	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3660
		3661	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3662	my $sound = $soundconf->{compat}[$_]
		3663	or next;
		3664
		3665	my $face = cf::face::find "sound/$sound->[1]";
		3666	cf::sound::set $sound->[0] => $face;
		3667	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3668	}
		3669
		3670	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3671	my $face = cf::face::find "sound/$v";
		3672	cf::sound::set $k => $face;
		3673	}
		3674	}
		3675
3340	sub reload_resources {	3676	sub reload_resources {
3341	warn "reloading resource files...\n";	3677	trace "reloading resource files...\n";
3342		3678
		3679	reload_exp_table;
		3680	reload_materials;
		3681	reload_facedata;
		3682	reload_sound;
		3683	reload_archetypes;
3343	reload_regions;	3684	reload_regions;
3344	reload_facedata;
3345	#reload_archetypes;#d#
3346	reload_archetypes;
3347	reload_treasures;	3685	reload_treasures;
3348		3686
3349	warn "finished reloading resource files\n";	3687	trace "finished reloading resource files\n";
3350	}
3351
3352	sub init {
3353	reload_resources;
3354	}	3688	}
3355		3689
3356	sub reload_config {	3690	sub reload_config {
3357	open my $fh, "<:utf8", "$CONFDIR/config"	3691	trace "reloading config file...\n";
3358	or return;
3359		3692
3360	local $/;	3693	my $config = load_file "$CONFDIR/config";
3361	*CFG = YAML::Load <$fh>;	3694	utf8::decode $config;
		3695	*CFG = decode_yaml $config;
3362		3696
3363	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3364		3698
3365	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3366	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3367		3701
3368	if (exists $CFG{mlockall}) {	3702	if (exists $CFG{mlockall}) {
…		…
3372	};	3706	};
3373	warn $@ if $@;	3707	warn $@ if $@;
3374	}	3708	}
3375	}	3709	}
3376		3710
		3711	sub pidfile() {
		3712	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3713	or die "$PIDFILE: $!";
		3714	flock $fh, &Fcntl::LOCK_EX
		3715	or die "$PIDFILE: flock: $!";
		3716	$fh
		3717	}
		3718
		3719	# make sure only one server instance is running at any one time
		3720	sub atomic {
		3721	my $fh = pidfile;
		3722
		3723	my $pid = <$fh>;
		3724	kill 9, $pid if $pid > 0;
		3725
		3726	seek $fh, 0, 0;
		3727	print $fh $$;
		3728	}
		3729
		3730	sub main_loop {
		3731	trace "EV::loop starting\n";
		3732	if (1) {
		3733	EV::loop;
		3734	}
		3735	trace "EV::loop returned\n";
		3736	goto &main_loop unless $REALLY_UNLOOP;
		3737	}
		3738
3377	sub main {	3739	sub main {
		3740	cf::init_globals; # initialise logging
		3741
		3742	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3743	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3744	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3745	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3746
		3747	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3748
3378	# we must not ever block the main coroutine	3749	# we must not ever block the main coroutine
3379	local $Coro::idle = sub {	3750	$Coro::idle = sub {
3380	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3751	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3381	(async {	3752	(async {
3382	$Coro::current->{desc} = "IDLE BUG HANDLER";	3753	$Coro::current->{desc} = "IDLE BUG HANDLER";
3383	EV::loop EV::LOOP_ONESHOT;	3754	EV::loop EV::LOOP_ONESHOT;
3384	})->prio (Coro::PRIO_MAX);	3755	})->prio (Coro::PRIO_MAX);
3385	};	3756	};
3386		3757
3387	reload_config;
3388	db_init;
3389	load_extensions;
3390
3391	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3392	evthread_start IO::AIO::poll_fileno;	3758	evthread_start IO::AIO::poll_fileno;
3393	EV::loop;	3759
		3760	cf::sync_job {
		3761	cf::incloader::init ();
		3762
		3763	cf::init_anim;
		3764	cf::init_attackmess;
		3765	cf::init_dynamic;
		3766
		3767	cf::load_settings;
		3768
		3769	reload_resources;
		3770	reload_config;
		3771	db_init;
		3772
		3773	cf::init_uuid;
		3774	cf::init_signals;
		3775	cf::init_skills;
		3776
		3777	cf::init_beforeplay;
		3778
		3779	atomic;
		3780
		3781	load_extensions;
		3782
		3783	utime time, time, $RUNTIMEFILE;
		3784
		3785	# no (long-running) fork's whatsoever before this point(!)
		3786	use POSIX ();
		3787	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3788
		3789	cf::_post_init 0;
		3790	};
		3791
		3792	cf::object::thawer::errors_are_fatal 0;
		3793	info "parse errors in files are no longer fatal from this point on.\n";
		3794
		3795	AE::postpone {
		3796	undef &main; # free gobs of memory :)
		3797	};
		3798
		3799	goto &main_loop;
3394	}	3800	}
3395		3801
3396	#############################################################################	3802	#############################################################################
3397	# initialisation and cleanup	3803	# initialisation and cleanup
3398		3804
3399	# install some emergency cleanup handlers	3805	# install some emergency cleanup handlers
3400	BEGIN {	3806	BEGIN {
3401	our %SIGWATCHER = ();	3807	our %SIGWATCHER = ();
3402	for my $signal (qw(INT HUP TERM)) {	3808	for my $signal (qw(INT HUP TERM)) {
3403	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3809	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3404	cf::cleanup "SIG$signal";	3810	cf::cleanup "SIG$signal";
3405	};	3811	};
3406	}	3812	}
3407	}	3813	}
3408		3814
3409	sub write_runtime_sync {	3815	sub write_runtime_sync {
3410	my $runtime = "$LOCALDIR/runtime";	3816	my $t0 = AE::time;
3411		3817
3412	# first touch the runtime file to show we are still running:	3818	# first touch the runtime file to show we are still running:
3413	# the fsync below can take a very very long time.	3819	# the fsync below can take a very very long time.
3414		3820
3415	IO::AIO::aio_utime $runtime, undef, undef;	3821	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3416		3822
3417	my $guard = cf::lock_acquire "write_runtime";	3823	my $guard = cf::lock_acquire "write_runtime";
3418		3824
3419	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3825	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3420	or return;	3826	or return;
3421		3827
3422	my $value = $cf::RUNTIME + 90 + 10;	3828	my $value = $cf::RUNTIME + 90 + 10;
3423	# 10 is the runtime save interval, for a monotonic clock	3829	# 10 is the runtime save interval, for a monotonic clock
3424	# 60 allows for the watchdog to kill the server.	3830	# 60 allows for the watchdog to kill the server.
…		…
3434	aio_utime $fh, undef, undef;	3840	aio_utime $fh, undef, undef;
3435		3841
3436	close $fh	3842	close $fh
3437	or return;	3843	or return;
3438		3844
3439	aio_rename "$runtime~", $runtime	3845	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3440	and return;	3846	and return;
3441		3847
3442	warn "runtime file written.\n";	3848	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3443		3849
3444	1	3850	1
3445	}	3851	}
3446		3852
3447	our $uuid_lock;	3853	our $uuid_lock;
…		…
3456	my $uuid = "$LOCALDIR/uuid";	3862	my $uuid = "$LOCALDIR/uuid";
3457		3863
3458	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3864	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3459	or return;	3865	or return;
3460		3866
3461	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3867	my $value = uuid_seq uuid_cur;
		3868
		3869	unless ($value) {
		3870	info "cowardly refusing to write zero uuid value!\n";
		3871	return;
		3872	}
		3873
		3874	my $value = uuid_str $value + $uuid_skip;
3462	$uuid_skip = 0;	3875	$uuid_skip = 0;
3463		3876
3464	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3877	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3465	and return;	3878	and return;
3466		3879
…		…
3472	or return;	3885	or return;
3473		3886
3474	aio_rename "$uuid~", $uuid	3887	aio_rename "$uuid~", $uuid
3475	and return;	3888	and return;
3476		3889
3477	warn "uuid file written ($value).\n";	3890	trace "uuid file written ($value).\n";
3478		3891
3479	1	3892	1
3480		3893
3481	}	3894	}
3482		3895
…		…
3488	}	3901	}
3489		3902
3490	sub emergency_save() {	3903	sub emergency_save() {
3491	my $freeze_guard = cf::freeze_mainloop;	3904	my $freeze_guard = cf::freeze_mainloop;
3492		3905
3493	warn "enter emergency perl save\n";	3906	info "emergency_perl_save: enter\n";
		3907
		3908	# this is a trade-off: we want to be very quick here, so
		3909	# save all maps without fsync, and later call a global sync
		3910	# (which in turn might be very very slow)
		3911	local $USE_FSYNC = 0;
3494		3912
3495	cf::sync_job {	3913	cf::sync_job {
		3914	cf::write_runtime_sync; # external watchdog should not bark
		3915
3496	# use a peculiar iteration method to avoid tripping on perl	3916	# use a peculiar iteration method to avoid tripping on perl
3497	# refcount bugs in for. also avoids problems with players	3917	# refcount bugs in for. also avoids problems with players
3498	# and maps saved/destroyed asynchronously.	3918	# and maps saved/destroyed asynchronously.
3499	warn "begin emergency player save\n";	3919	info "emergency_perl_save: begin player save\n";
3500	for my $login (keys %cf::PLAYER) {	3920	for my $login (keys %cf::PLAYER) {
3501	my $pl = $cf::PLAYER{$login} or next;	3921	my $pl = $cf::PLAYER{$login} or next;
3502	$pl->valid or next;	3922	$pl->valid or next;
3503	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3923	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3504	$pl->save;	3924	$pl->save;
3505	}	3925	}
3506	warn "end emergency player save\n";	3926	info "emergency_perl_save: end player save\n";
3507		3927
3508	warn "begin emergency map save\n";	3928	cf::write_runtime_sync; # external watchdog should not bark
		3929
		3930	info "emergency_perl_save: begin map save\n";
3509	for my $path (keys %cf::MAP) {	3931	for my $path (keys %cf::MAP) {
3510	my $map = $cf::MAP{$path} or next;	3932	my $map = $cf::MAP{$path} or next;
3511	$map->valid or next;	3933	$map->valid or next;
3512	$map->save;	3934	$map->save;
3513	}	3935	}
3514	warn "end emergency map save\n";	3936	info "emergency_perl_save: end map save\n";
3515		3937
3516	warn "begin emergency database checkpoint\n";	3938	cf::write_runtime_sync; # external watchdog should not bark
		3939
		3940	info "emergency_perl_save: begin database checkpoint\n";
3517	BDB::db_env_txn_checkpoint $DB_ENV;	3941	BDB::db_env_txn_checkpoint $DB_ENV;
3518	warn "end emergency database checkpoint\n";	3942	info "emergency_perl_save: end database checkpoint\n";
3519		3943
3520	warn "begin write uuid\n";	3944	info "emergency_perl_save: begin write uuid\n";
3521	write_uuid_sync 1;	3945	write_uuid_sync 1;
3522	warn "end write uuid\n";	3946	info "emergency_perl_save: end write uuid\n";
		3947
		3948	cf::write_runtime_sync; # external watchdog should not bark
		3949
		3950	trace "emergency_perl_save: syncing database to disk";
		3951	BDB::db_env_txn_checkpoint $DB_ENV;
		3952
		3953	info "emergency_perl_save: starting sync\n";
		3954	IO::AIO::aio_sync sub {
		3955	info "emergency_perl_save: finished sync\n";
		3956	};
		3957
		3958	cf::write_runtime_sync; # external watchdog should not bark
		3959
		3960	trace "emergency_perl_save: flushing outstanding aio requests";
		3961	while (IO::AIO::nreqs || BDB::nreqs) {
		3962	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3963	}
		3964
		3965	cf::write_runtime_sync; # external watchdog should not bark
3523	};	3966	};
3524		3967
3525	warn "leave emergency perl save\n";	3968	info "emergency_perl_save: leave\n";
3526	}	3969	}
3527		3970
3528	sub post_cleanup {	3971	sub post_cleanup {
3529	my ($make_core) = @_;	3972	my ($make_core) = @_;
3530		3973
		3974	IO::AIO::flush;
		3975
3531	warn Carp::longmess "post_cleanup backtrace"	3976	error Carp::longmess "post_cleanup backtrace"
3532	if $make_core;	3977	if $make_core;
		3978
		3979	my $fh = pidfile;
		3980	unlink $PIDFILE if <$fh> == $$;
		3981	}
		3982
		3983	# a safer delete_package, copied from Symbol
		3984	sub clear_package($) {
		3985	my $pkg = shift;
		3986
		3987	# expand to full symbol table name if needed
		3988	unless ($pkg =~ /^main::.*::$/) {
		3989	$pkg = "main$pkg" if $pkg =~ /^::/;
		3990	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3991	$pkg .= '::' unless $pkg =~ /::$/;
		3992	}
		3993
		3994	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3995	my $stem_symtab = *{$stem}{HASH};
		3996
		3997	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3998	or return;
		3999
		4000	# clear all symbols
		4001	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4002	for my $name (keys %$leaf_symtab) {
		4003	_gv_clear *{"$pkg$name"};
		4004	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4005	}
3533	}	4006	}
3534		4007
3535	sub do_reload_perl() {	4008	sub do_reload_perl() {
3536	# can/must only be called in main	4009	# can/must only be called in main
3537	if ($Coro::current != $Coro::main) {	4010	unless (in_main) {
3538	warn "can only reload from main coroutine";	4011	error "can only reload from main coroutine";
3539	return;	4012	return;
3540	}	4013	}
3541		4014
3542	warn "reloading...";	4015	return if $RELOAD++;
3543		4016
3544	warn "entering sync_job";	4017	my $t1 = AE::time;
3545		4018
		4019	while ($RELOAD) {
		4020	cf::get_slot 0.1, -1, "reload_perl";
		4021	info "perl_reload: reloading...";
		4022
		4023	trace "perl_reload: entering sync_job";
		4024
3546	cf::sync_job {	4025	cf::sync_job {
3547	cf::write_runtime_sync; # external watchdog should not bark
3548	cf::emergency_save;	4026	#cf::emergency_save;
3549	cf::write_runtime_sync; # external watchdog should not bark
3550		4027
3551	warn "syncing database to disk";
3552	BDB::db_env_txn_checkpoint $DB_ENV;
3553
3554	# if anything goes wrong in here, we should simply crash as we already saved
3555
3556	warn "flushing outstanding aio requests";
3557	for (;;) {
3558	BDB::flush;
3559	IO::AIO::flush;
3560	Coro::cede_notself;
3561	last unless IO::AIO::nreqs || BDB::nreqs;
3562	warn "iterate...";
3563	}
3564
3565	++$RELOAD;
3566
3567	warn "cancelling all extension coros";	4028	trace "perl_reload: cancelling all extension coros";
3568	$_->cancel for values %EXT_CORO;	4029	$_->cancel for values %EXT_CORO;
3569	%EXT_CORO = ();	4030	%EXT_CORO = ();
3570		4031
3571	warn "removing commands";	4032	trace "perl_reload: removing commands";
3572	%COMMAND = ();	4033	%COMMAND = ();
3573		4034
3574	warn "removing ext/exti commands";	4035	trace "perl_reload: removing ext/exti commands";
3575	%EXTCMD = ();	4036	%EXTCMD = ();
3576	%EXTICMD = ();	4037	%EXTICMD = ();
3577		4038
3578	warn "unloading/nuking all extensions";	4039	trace "perl_reload: unloading/nuking all extensions";
3579	for my $pkg (@EXTS) {	4040	for my $pkg (@EXTS) {
3580	warn "... unloading $pkg";	4041	trace "... unloading $pkg";
3581		4042
3582	if (my $cb = $pkg->can ("unload")) {	4043	if (my $cb = $pkg->can ("unload")) {
3583	eval {	4044	eval {
3584	$cb->($pkg);	4045	$cb->($pkg);
3585	1	4046	1
3586	} or warn "$pkg unloaded, but with errors: $@";	4047	} or error "$pkg unloaded, but with errors: $@";
		4048	}
		4049
		4050	trace "... clearing $pkg";
		4051	clear_package $pkg;
3587	}	4052	}
3588		4053
3589	warn "... nuking $pkg";
3590	Symbol::delete_package $pkg;
3591	}
3592
3593	warn "unloading all perl modules loaded from $LIBDIR";	4054	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3594	while (my ($k, $v) = each %INC) {	4055	while (my ($k, $v) = each %INC) {
3595	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4056	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3596		4057
3597	warn "... unloading $k";	4058	trace "... unloading $k";
3598	delete $INC{$k};	4059	delete $INC{$k};
3599		4060
3600	$k =~ s/\.pm$//;	4061	$k =~ s/\.pm$//;
3601	$k =~ s/\//::/g;	4062	$k =~ s/\//::/g;
3602		4063
3603	if (my $cb = $k->can ("unload_module")) {	4064	if (my $cb = $k->can ("unload_module")) {
3604	$cb->();	4065	$cb->();
		4066	}
		4067
		4068	clear_package $k;
3605	}	4069	}
3606		4070
3607	Symbol::delete_package $k;
3608	}
3609
3610	warn "getting rid of safe::, as good as possible";	4071	trace "perl_reload: getting rid of safe::, as good as possible";
3611	Symbol::delete_package "safe::$_"	4072	clear_package "safe::$_"
3612	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4073	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3613		4074
3614	warn "unloading cf.pm \"a bit\"";	4075	trace "perl_reload: unloading cf.pm \"a bit\"";
3615	delete $INC{"cf.pm"};	4076	delete $INC{"cf.pm"};
3616	delete $INC{"cf/pod.pm"};	4077	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3617		4078
3618	# don't, removes xs symbols, too,	4079	# don't, removes xs symbols, too,
3619	# and global variables created in xs	4080	# and global variables created in xs
3620	#Symbol::delete_package __PACKAGE__;	4081	#clear_package __PACKAGE__;
3621		4082
3622	warn "unload completed, starting to reload now";	4083	info "perl_reload: unload completed, starting to reload now";
3623		4084
3624	warn "reloading cf.pm";	4085	trace "perl_reload: reloading cf.pm";
3625	require cf;	4086	require cf;
3626	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4087	cf::_connect_to_perl_1;
3627		4088
3628	warn "loading config and database again";	4089	trace "perl_reload: loading config and database again";
3629	cf::reload_config;	4090	cf::reload_config;
3630		4091
3631	warn "loading extensions";	4092	trace "perl_reload: loading extensions";
3632	cf::load_extensions;	4093	cf::load_extensions;
3633		4094
		4095	if ($REATTACH_ON_RELOAD) {
3634	warn "reattaching attachments to objects/players";	4096	trace "perl_reload: reattaching attachments to objects/players";
3635	_global_reattach; # objects, sockets	4097	_global_reattach; # objects, sockets
3636	warn "reattaching attachments to maps";	4098	trace "perl_reload: reattaching attachments to maps";
3637	reattach $_ for values %MAP;	4099	reattach $_ for values %MAP;
3638	warn "reattaching attachments to players";	4100	trace "perl_reload: reattaching attachments to players";
3639	reattach $_ for values %PLAYER;	4101	reattach $_ for values %PLAYER;
		4102	}
3640		4103
3641	warn "leaving sync_job";	4104	cf::_post_init 1;
3642		4105
		4106	trace "perl_reload: leaving sync_job";
		4107
3643	1	4108	1
3644	} or do {	4109	} or do {
3645	warn $@;	4110	error $@;
3646	cf::cleanup "error while reloading, exiting.";	4111	cf::cleanup "perl_reload: error, exiting.";
		4112	};
		4113
		4114	--$RELOAD;
3647	};	4115	}
3648		4116
3649	warn "reloaded";	4117	$t1 = AE::time - $t1;
		4118	info "perl_reload: completed in ${t1}s\n";
3650	};	4119	};
3651		4120
3652	our $RELOAD_WATCHER; # used only during reload	4121	our $RELOAD_WATCHER; # used only during reload
3653		4122
3654	sub reload_perl() {	4123	sub reload_perl() {
3655	# doing reload synchronously and two reloads happen back-to-back,	4124	# doing reload synchronously and two reloads happen back-to-back,
3656	# coro crashes during coro_state_free->destroy here.	4125	# coro crashes during coro_state_free->destroy here.
3657		4126
		4127	$RELOAD_WATCHER ||= cf::async {
		4128	Coro::AIO::aio_wait cache_extensions;
		4129
3658	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4130	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3659	do_reload_perl;	4131	do_reload_perl;
3660	undef $RELOAD_WATCHER;	4132	undef $RELOAD_WATCHER;
		4133	};
3661	};	4134	};
3662	}	4135	}
3663		4136
3664	register_command "reload" => sub {	4137	register_command "reload" => sub {
3665	my ($who, $arg) = @_;	4138	my ($who, $arg) = @_;
…		…
3671	reload_perl;	4144	reload_perl;
3672	};	4145	};
3673	}	4146	}
3674	};	4147	};
3675		4148
3676	unshift @INC, $LIBDIR;	4149	#############################################################################
3677		4150
3678	my $bug_warning = 0;	4151	my $bug_warning = 0;
3679		4152
3680	our @WAIT_FOR_TICK;
3681	our @WAIT_FOR_TICK_BEGIN;
3682
3683	sub wait_for_tick {	4153	sub wait_for_tick() {
3684	return if tick_inhibit;	4154	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3685	return if $Coro::current == $Coro::main;
3686		4155
3687	my $signal = new Coro::Signal;	4156	$WAIT_FOR_TICK->wait;
3688	push @WAIT_FOR_TICK, $signal;
3689	$signal->wait;
3690	}	4157	}
3691		4158
3692	sub wait_for_tick_begin {	4159	sub wait_for_tick_begin() {
3693	return if tick_inhibit;	4160	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3694	return if $Coro::current == $Coro::main;
3695		4161
3696	my $signal = new Coro::Signal;	4162	my $signal = new Coro::Signal;
3697	push @WAIT_FOR_TICK_BEGIN, $signal;	4163	push @WAIT_FOR_TICK_BEGIN, $signal;
3698	$signal->wait;	4164	$signal->wait;
3699	}	4165	}
…		…
3703	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4169	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3704	unless ++$bug_warning > 10;	4170	unless ++$bug_warning > 10;
3705	return;	4171	return;
3706	}	4172	}
3707		4173
3708	cf::server_tick; # one server iteration	4174	cf::one_tick; # one server iteration
		4175
		4176	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3709		4177
3710	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4178	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3711	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4179	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3712	Coro::async_pool {	4180	Coro::async_pool {
3713	$Coro::current->{desc} = "runtime saver";	4181	$Coro::current->{desc} = "runtime saver";
3714	write_runtime_sync	4182	write_runtime_sync
3715	or warn "ERROR: unable to write runtime file: $!";	4183	or error "ERROR: unable to write runtime file: $!";
3716	};	4184	};
3717	}	4185	}
3718		4186
3719	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4187	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3720	$sig->send;	4188	$sig->send;
3721	}	4189	}
3722	while (my $sig = shift @WAIT_FOR_TICK) {	4190	$WAIT_FOR_TICK->broadcast;
3723	$sig->send;
3724	}
3725		4191
3726	$LOAD = ($NOW - $TICK_START) / $TICK;	4192	$LOAD = ($NOW - $TICK_START) / $TICK;
3727	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4193	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3728		4194
3729	if (0) {	4195	if (0) {
3730	if ($NEXT_TICK) {	4196	if ($NEXT_TICK) {
3731	my $jitter = $TICK_START - $NEXT_TICK;	4197	my $jitter = $TICK_START - $NEXT_TICK;
3732	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4198	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3733	warn "jitter $JITTER\n";#d#	4199	debug "jitter $JITTER\n";#d#
3734	}	4200	}
3735	}	4201	}
3736	}	4202	}
3737		4203
3738	{	4204	{
3739	# configure BDB	4205	# configure BDB
3740		4206
3741	BDB::min_parallel 8;	4207	BDB::min_parallel 16;
3742	BDB::max_poll_reqs $TICK * 0.1;	4208	BDB::max_poll_reqs $TICK * 0.1;
3743	$Coro::BDB::WATCHER->priority (1);	4209	#$AnyEvent::BDB::WATCHER->priority (1);
3744		4210
3745	unless ($DB_ENV) {	4211	unless ($DB_ENV) {
3746	$DB_ENV = BDB::db_env_create;	4212	$DB_ENV = BDB::db_env_create;
3747	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4213	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3748	| BDB::LOG_AUTOREMOVE, 1);	4214	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4215	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3749	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4216	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3750	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4217	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3751		4218
3752	cf::sync_job {	4219	cf::sync_job {
3753	eval {	4220	eval {
…		…
3779	{	4246	{
3780	# configure IO::AIO	4247	# configure IO::AIO
3781		4248
3782	IO::AIO::min_parallel 8;	4249	IO::AIO::min_parallel 8;
3783	IO::AIO::max_poll_time $TICK * 0.1;	4250	IO::AIO::max_poll_time $TICK * 0.1;
3784	$Coro::AIO::WATCHER->priority (1);	4251	undef $AnyEvent::AIO::WATCHER;
3785	}	4252	}
3786		4253
3787	my $_log_backtrace;	4254	our $_log_backtrace;
		4255	our $_log_backtrace_last;
3788		4256
3789	sub _log_backtrace {	4257	sub _log_backtrace {
3790	my ($msg, @addr) = @_;	4258	my ($msg, @addr) = @_;
3791		4259
3792	$msg =~ s/\n//;	4260	$msg =~ s/\n$//;
3793		4261
		4262	if ($_log_backtrace_last eq $msg) {
		4263	LOG llevInfo, "[ABT] $msg\n";
		4264	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3794	# limit the # of concurrent backtraces	4265	# limit the # of concurrent backtraces
3795	if ($_log_backtrace < 2) {	4266	} elsif ($_log_backtrace < 2) {
		4267	$_log_backtrace_last = $msg;
3796	++$_log_backtrace;	4268	++$_log_backtrace;
		4269	my $perl_bt = Carp::longmess $msg;
3797	async {	4270	async {
3798	$Coro::current->{desc} = "abt $msg";	4271	$Coro::current->{desc} = "abt $msg";
3799		4272
3800	my @bt = fork_call {	4273	my @bt = fork_call {
3801	@addr = map { sprintf "%x", $_ } @addr;	4274	@addr = map { sprintf "%x", $_ } @addr;
…		…
3812	}	4285	}
3813		4286
3814	@funcs	4287	@funcs
3815	};	4288	};
3816		4289
3817	LOG llevInfo, "[ABT] $msg\n";	4290	LOG llevInfo, "[ABT] $perl_bt\n";
		4291	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3818	LOG llevInfo, "[ABT] $_\n" for @bt;	4292	LOG llevInfo, "[ABT] $_\n" for @bt;
3819	--$_log_backtrace;	4293	--$_log_backtrace;
3820	};	4294	};
3821	} else {	4295	} else {
3822	LOG llevInfo, "[ABT] $msg\n";	4296	LOG llevInfo, "[ABT] $msg\n";
3823	LOG llevInfo, "[ABT] [suppressed]\n";	4297	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3824	}	4298	}
3825	}	4299	}
3826		4300
3827	# load additional modules	4301	# load additional modules
3828	use cf::pod;	4302	require "cf/$_.pm" for @EXTRA_MODULES;
		4303	cf::_connect_to_perl_2;
3829		4304
3830	END { cf::emergency_save }	4305	END { cf::emergency_save }
3831		4306
3832	1	4307	1
3833		4308

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