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Revision 1.450 by root, Mon Sep 22 01:33:09 2008 UTC vs.
Revision 1.604 by root, Thu Nov 15 07:08:08 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 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
36		40
37	use Coro ();	41	use Coro ();
38	use Coro::State;	42	use Coro::State;
39	use Coro::Handle;	43	use Coro::Handle;
40	use Coro::EV;	44	use Coro::EV;
41	use Coro::AnyEvent;	45	use Coro::AnyEvent;
42	use Coro::Timer;	46	use Coro::Timer;
43	use Coro::Signal;	47	use Coro::Signal;
44	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	50	use Coro::AnyEvent;
46	use Coro::AIO;	51	use Coro::AIO;
47	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
48	use Coro::Storable;	53	use Coro::Storable;
49	use Coro::Util ();	54	use Coro::Util ();
50		55
		56	use Guard ();
51	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
52	use BDB ();	58	use BDB ();
53	use Data::Dumper;	59	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	60	use Fcntl;
56	use YAML ();	61	use YAML::XS ();
57	use IO::AIO ();	62	use IO::AIO ();
58	use Time::HiRes;
59	use Compress::LZF;	63	use Compress::LZF;
60	use Digest::MD5 ();	64	use Digest::MD5 ();
61		65
62	AnyEvent::detect;	66	AnyEvent::detect;
63		67
…		…
70		74
71	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
76		85
77	our %COMMAND = ();	86	our %COMMAND = ();
78	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
79		88
80	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
81	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
82	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
83	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
85		96
86	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
88		101
89	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
90	our $DATADIR = datadir;	104	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
94	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		117
103	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
104		125
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	128	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		130
110	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	134	our $DB_ENV;
114		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
115	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
116		140
117	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
119	our $NOW;	144	our $NOW;
120		145
121	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
127		152
128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
129	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	155	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
132		165
133	binmode STDOUT;	166	binmode STDOUT;
134	binmode STDERR;	167	binmode STDERR;
135		168
136	# read virtual server time, if available	169	# read virtual server time, if available
…		…
138	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
139	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
140	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
141	}	174	}
142		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
143	mkdir $_	178	mkdir $_
144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
145		180
146	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
147		182
148	sub cf::map::normalise;	183	sub cf::map::normalise;
149		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
150	#############################################################################	189	#############################################################################
151		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
152	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
153		203
154	=over 4	204	=over 4
155		205
156	=item $cf::UPTIME	206	=item $cf::UPTIME
157		207
158	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
159		224
160	=item $cf::RUNTIME	225	=item $cf::RUNTIME
161		226
162	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
163	every server tick.	228	every server tick.
164		229
165	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
166	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
167	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
168		233
169	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
170	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
171	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
172	database environment.	237	database environment.
173		238
174	=item $cf::NOW
175
176	The time of the last (current) server tick.
177
178	=item $cf::TICK
179
180	The interval between server ticks, in seconds.
181
182	=item $cf::LOADAVG	239	=item $cf::LOADAVG
183		240
184	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
185	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
186	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
195	from wherever your confdir points to.	252	from wherever your confdir points to.
196		253
197	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
198		255
199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
200	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
201	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
202		277
203	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
204		279
205	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
206	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
207	that call.	282	that call.
208		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
209	=back	290	=back
210		291
211	=cut	292	=cut
212		293
213	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
214	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
215	my $msg = join "", @_;	301	my $msg = join "", @_;
216		302
217	$msg .= "\n"	303	$msg .= "\n"
218	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
219		305
220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
221		307
222	LOG llevError, $msg;	308	LOG llevWarn, $msg;
223	};	309	};
224	}
225		310
226	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
227	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
228		313
229	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
230	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
231	return;#d#	318	return;#d#
232	}#d#	319	}#d#
233		320
234	# kill coroutine otherwise	321	# kill coroutine otherwise
235	warn Carp::longmess $_[0];
236	Coro::terminate	322	Coro::terminate
237	};	323	};
238
239	$SIG{__DIE__} = sub { }; #d#?
240		324
241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
258	)) {	342	)) {
259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
260	}	344	}
261		345
262	$EV::DIED = sub {	346	$EV::DIED = sub {
263	warn "error in event callback: @_";	347	warn "error in event callback: $@";
264	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
265		354
266	#############################################################################	355	#############################################################################
267		356
268	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
269		358
…		…
290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
291	$d	380	$d
292	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
293	}	382	}
294		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
295	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
296		437
297	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
298		439
299	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
306		447
307	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
308	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
309		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
310	=item cf::lock_wait $string	513	=item cf::lock_wait $string
311		514
312	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
313		516
314	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
315		518
316	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
318	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
319	returned.	522	returned.
320		523
321	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
322	deadlocked coro.	525	deadlocked coro.
…		…
328		531
329	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
330		533
331	=cut	534	=cut
332		535
333	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
334	our %LOCKER;#d#
335		537
336	sub lock_wait($) {	538	sub lock_wait($) {
337	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
338
339	if ($LOCKER{$key} == $Coro::current) {#d#
340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
341	return;#d#
342	}#d#
343
344	# wait for lock, if any
345	while ($LOCK{$key}) {
346	push @{ $LOCK{$key} }, $Coro::current;
347	Coro::schedule;
348	}
349	}	540	}
350		541
351	sub lock_acquire($) {	542	sub lock_acquire($) {
352	my ($key) = @_;	543	$LOCKS->guard ($_[0])
353
354	# wait, to be sure we are not locked
355	lock_wait $key;
356
357	$LOCK{$key} = [];
358	$LOCKER{$key} = $Coro::current;#d#
359
360	Coro::guard {
361	delete $LOCKER{$key};#d#
362	# wake up all waiters, to be on the safe side
363	$_->ready for @{ delete $LOCK{$key} };
364	}
365	}	544	}
366		545
367	sub lock_active($) {	546	sub lock_active($) {
368	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
369
370	! ! $LOCK{$key}
371	}	548	}
372		549
373	sub freeze_mainloop {	550	sub freeze_mainloop {
374	tick_inhibit_inc;	551	tick_inhibit_inc;
375		552
376	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
377	}	554	}
378		555
379	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
380		557
381	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
382	get spread over timer.	559	get spread over time.
383		560
384	=cut	561	=cut
385		562
386	sub periodic($$) {	563	sub periodic($$) {
387	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
391	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
392	}	569	}
393		570
394	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
395		572
396	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
397	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
398	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
399		580
400	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
401	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
402		583
403	Useful for short background jobs.	584	Useful for short background jobs.
404		585
405	=cut	586	=cut
406		587
407	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
408	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
409		591
410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
411	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
412	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
413		595
414	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
415		598
416	while () {	599	while () {
417	next_job:	600	next_job:
		601
418	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
419	if ($avail > 0.01) {	603
420	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
421	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
422	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
423	$job->[2]->send;	608	$job->[2]->send;
424	Coro::cede;	609	Coro::cede;
425	goto next_job;	610	goto next_job;
426	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
427	}	613	}
428	}	614	}
429		615
430	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
431	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
432	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
433	$signal->wait;
434	} else {	619	} else {
		620	$busy = 0;
435	Coro::schedule;	621	Coro::schedule;
436	}	622	}
437	}	623	}
438	};	624	};
439		625
440	sub get_slot($;$$) {	626	sub get_slot($;$$) {
441	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
442		628
443	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
444		630
445	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
446	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
447		634
448	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
449	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
450	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
476	=cut	663	=cut
477		664
478	sub sync_job(&) {	665	sub sync_job(&) {
479	my ($job) = @_;	666	my ($job) = @_;
480		667
481	if ($Coro::current == $Coro::main) {	668	if (in_main) {
482	my $time = EV::time;	669	my $time = AE::time;
483		670
484	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
485	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
486		673
487	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
488		675
489	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
490		677
491	my $busy = 1;	678	my $busy = 1;
492	my @res;	679	my @res;
493		680
494	(async {	681	(async {
495	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
496	@res = eval { $job->() };	683	@res = eval { $job->() };
497	warn $@ if $@;	684	error $@ if $@;
498	undef $busy;	685	undef $busy;
499	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
500		687
501	while ($busy) {	688	while ($busy) {
502	if (Coro::nready) {	689	if (Coro::nready) {
…		…
504	} else {	691	} else {
505	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
506	}	693	}
507	}	694	}
508		695
509	my $time = EV::time - $time;	696	my $time = AE::time - $time;
510		697
511	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
512		699
513	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
514	} else {	701	} else {
…		…
536	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
537		724
538	$coro	725	$coro
539	}	726	}
540		727
541	=item fork_call { }, $args	728	=item fork_call { }, @args
542		729
543	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
544	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
545	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
546	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
547		734
548	=cut	735	=cut
549		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
550	sub fork_call(&@) {	741	sub fork_call(&@) {
551	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
552		743
553	# we seemingly have to make a local copy of the whole thing,
554	# otherwise perl prematurely frees the stuff :/
555	# TODO: investigate and fix (likely this will be rather laborious)
556
557	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
558	reset_signals;	745	cf::post_fork;
559	&$cb	746	&$cb
560	}, @args;	747	} @args;
561		748
562	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
563	}	761	}
564		762
565	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
566		764
567	=cut	765	=cut
…		…
604	within each server.	802	within each server.
605		803
606	=cut	804	=cut
607		805
608	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
609	my ($name) = @_;	810	my ($name) = @_;
610	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
611		812
612	eval {	813	eval {
613	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
623	}	824	}
624		825
625	our $DB;	826	our $DB;
626		827
627	sub db_init {	828	sub db_init {
628	cf::sync_job {
629	$DB ||= db_table "db";	829	$DB ||= db_table "db";
630	};
631	}	830	}
632		831
633	sub db_get($$) {	832	sub db_get($$) {
634	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
635		834
636	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
637	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
638		839
639	$! ? ()	840	$! ? ()
640	: $data	841	: $data
641	}
642	}	842	}
643		843
644	sub db_put($$$) {	844	sub db_put($$$) {
645	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
646	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
674		874
675	my @data;	875	my @data;
676	my $md5;	876	my $md5;
677		877
678	for (0 .. $#$src) {	878	for (0 .. $#$src) {
679	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
680	or Carp::croak "$src->[$_]: $!";
681	}	880	}
682		881
683	# if processing is expensive, check	882	# if processing is expensive, check
684	# checksum first	883	# checksum first
685	if (1) {	884	if (1) {
…		…
698		897
699	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
700	}	899	}
701	}	900	}
702		901
703	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
704	my $data = $process->(\@data);	903	my $data = $process->(\@data);
705	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
706		905
707	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
708		907
709	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
710	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
711	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
712		911
…		…
722		921
723	=cut	922	=cut
724		923
725	sub datalog($@) {	924	sub datalog($@) {
726	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
727	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
728	}	927	}
729		928
730	=back	929	=back
731		930
732	=cut	931	=cut
…		…
927		1126
928	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
929	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
930		1129
931	} elsif (ref $type) {	1130	} elsif (ref $type) {
932	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
933		1132
934	} else {	1133	} else {
935	shift @arg;	1134	shift @arg;
936	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
937	}	1136	}
938	}	1137	}
939	}	1138	}
940		1139
941	sub _object_attach {	1140	sub _object_attach {
…		…
951	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
952	}	1151	}
953		1152
954	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
955	} else {	1154	} else {
956	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
957	}	1156	}
958		1157
959	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
960	}	1159	}
961		1160
…		…
1020		1219
1021	for (@$callbacks) {	1220	for (@$callbacks) {
1022	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1023		1222
1024	if ($@) {	1223	if ($@) {
1025	warn "$@";
1026	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1027	override;	1225	override;
1028	}	1226	}
1029		1227
1030	return 1 if $override;	1228	return 1 if $override;
1031	}	1229	}
…		…
1110	for (@$attach) {	1308	for (@$attach) {
1111	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1112	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1113	}	1311	}
1114	} else {	1312	} else {
1115	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1116	}	1314	}
1117	}	1315	}
1118	}	1316	}
1119		1317
1120	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1147	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1148		1346
1149	sync_job {	1347	sync_job {
1150	if (length $$rdata) {	1348	if (length $$rdata) {
1151	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1152	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1153	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1154		1353
1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1156	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1158	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	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;
		1359	aio_fsync $fh;
		1360	}
1159	aio_close $fh;	1361	aio_close $fh;
1160		1362
1161	if (@$objs) {	1363	if (@$objs) {
1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1163	aio_chmod $fh, SAVE_MODE;	1365	aio_chmod $fh, SAVE_MODE;
1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1165	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1166	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	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;
		1370	aio_fsync $fh;
		1371	}
1167	aio_close $fh;	1372	aio_close $fh;
1168	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1169	}	1374	}
1170	} else {	1375	} else {
1171	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1172	}	1377	}
1173		1378
1174	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1175	} else {	1383	} else {
1176	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1177	}	1385	}
1178	} else {	1386	} else {
1179	aio_unlink $filename;	1387	aio_unlink $filename;
1180	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1181	}	1389	}
…		…
1205	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1206	$av = $st->{objs};	1414	$av = $st->{objs};
1207	}	1415	}
1208		1416
1209	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1210	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1211	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1212		1421
1213	($data, $av)	1422	($data, $av)
1214	}	1423	}
1215		1424
1216	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1220	=cut	1429	=cut
1221		1430
1222	#############################################################################	1431	#############################################################################
1223	# command handling &c	1432	# command handling &c
1224		1433
1225	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1226		1435
1227	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1228	$name.	1437	$name.
1229		1438
1230	=cut	1439	=cut
…		…
1236	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1237		1446
1238	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1239	}	1448	}
1240		1449
1241	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1242		1451
1243	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1244	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1245	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1246	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1247	has logged in successfully.	1456	has logged in successfully.
1248		1457
1249	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1250	called.
1251		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1252	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1253		1466
1254	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1255	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1256	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1257	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1258	log-in.	1471	log-in.
1259		1472
1260	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1261	called.
1262		1474
1263	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1264		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1265	sub register_extcmd {	1482	sub register_extcmd($$) {
1266	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1267		1484
1268	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1269	}	1486	}
1270		1487
1271	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1272	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1273		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1274	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1275	}	1498	}
1276		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1277	cf::player->attach (	1508	cf::player->attach (
1278	on_command => sub {	1509	on_unknown_command => sub {
1279	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1280		1511
1281	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1282	or return;	1513	or return;
1283		1514
…		…
1291	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1292		1523
1293	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1294		1525
1295	if (ref $msg) {	1526	if (ref $msg) {
1296	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1297	"ARRAY" eq ref $msg
1298	? @$msg
1299	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1300		1528
1301	my @reply;
1302
1303	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1304	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1305	}	1547	}
1306		1548
1307	$pl->ext_reply ($reply, @reply)
1308	if $reply;
1309
1310	} else {	1549	} else {
1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1312	}	1551	}
1313		1552
1314	cf::override;	1553	cf::override;
1315	},	1554	},
1316	);	1555	);
1317		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1318	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1319	cf::sync_job {	1586	cf::sync_job {
1320	my %todo;	1587	my %todo;
1321		1588
1322	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1323	next unless -r $path;	1590	next unless -r $path;
…		…
1341		1608
1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1344		1611
1345	$ext{source} =	1612	$ext{source} =
1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1347	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1348	. $source	1615	. $source
1349	. "\n};\n1";	1616	. "\n};\n1";
1350		1617
1351	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1352	}	1619	}
1353		1620
		1621	my $pass = 0;
1354	my %done;	1622	my %done;
1355	while (%todo) {	1623	while (%todo) {
1356	my $progress;	1624	my $progress;
1357		1625
		1626	++$pass;
		1627
		1628	ext:
1358	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1359	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1360	goto skip	1631	next ext
1361	unless exists $done{$_};	1632	unless exists $done{$_};
1362	}	1633	}
1363		1634
1364	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1365		1636
1366	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1367	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1368	: "$v->{base}: extension inactive.\n";
1369		1650
1370	if (exists $v->{meta}{mandatory}) {
1371	warn $msg;
1372	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1373	}	1652	if exists $v->{meta}{mandatory};
1374		1653
1375	warn $msg;	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1655	delete $todo{$k};
		1656	} else {
		1657	$done{$k} = delete $todo{$k};
		1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1376	}	1663	}
1377
1378	$done{$k} = delete $todo{$k};
1379	push @EXTS, $v->{pkg};
1380	$progress = 1;
1381	}	1664	}
1382		1665
1383	skip:	1666	unless ($progress) {
1384	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1385	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1386	}	1676	}
1387	};	1677	};
1388	}	1678	}
1389		1679
1390	#############################################################################	1680	#############################################################################
…		…
1444		1734
1445	sub exists($) {	1735	sub exists($) {
1446	my ($login) = @_;	1736	my ($login) = @_;
1447		1737
1448	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1449	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1450	}	1740	}
1451		1741
1452	sub find($) {	1742	sub find($) {
1453	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1454	my $login = $_[0];	1744	my $login = $_[0];
…		…
1474	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1475	}	1765	}
1476	}	1766	}
1477	}	1767	}
1478		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1479	sub save($) {	1782	sub save($) {
1480	my ($pl) = @_;	1783	my ($pl) = @_;
1481		1784
1482	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1483		1786
…		…
1488		1791
1489	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1490	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1491		1794
1492	cf::get_slot 0.01;	1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1493		1799
1494	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1495	cf::cede_to_tick;	1801	cf::cede_to_tick;
1496	}	1802	}
1497		1803
…		…
1531	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1532		1838
1533	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1535		1841
1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1537	$pl->deactivate;	1843	$pl->deactivate;
		1844
1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1539	$pl->ob->check_score;
1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1541	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1542		1850
1543	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1544	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1545	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1599	\@logins	1907	\@logins
1600	}	1908	}
1601		1909
1602	=item $player->maps	1910	=item $player->maps
1603		1911
		1912	=item cf::player::maps $login
		1913
1604	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1605	player. May block.	1915	player. May block.
1606		1916
1607	=cut	1917	=cut
1608		1918
…		…
1629		1939
1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1631		1941
1632	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1633		1943
1634	=item $player->ext_reply ($msgid, @msg)
1635
1636	Sends an ext reply to the player.
1637
1638	=cut
1639
1640	sub ext_reply($$@) {
1641	my ($self, $id, @msg) = @_;
1642
1643	$self->ns->ext_reply ($id, @msg)
1644	}
1645
1646	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1647		1945
1648	Sends an ext event to the client.	1946	Sends an ext event to the client.
1649		1947
1650	=cut	1948	=cut
…		…
1669		1967
1670	=cut	1968	=cut
1671		1969
1672	sub find_by_path($) {	1970	sub find_by_path($) {
1673	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1674		1974
1675	my ($match, $specificity);	1975	my ($match, $specificity);
1676		1976
1677	for my $region (list) {	1977	for my $region (list) {
1678	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1707	sub generate_random_map {	2007	sub generate_random_map {
1708	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1709		2009
1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1711		2011
1712	# mit "rum" bekleckern, nicht
1713	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1721	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1722	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1723	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1724	(cf::region::find $rmp->{region}), $rmp->{custom}
1725	)
1726	}	2013	}
1727		2014
1728	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1729		2016
1730	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1735		2022
1736	sub register {	2023	sub register {
1737	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1738	my $pkg = caller;	2025	my $pkg = caller;
1739		2026
1740	no strict;
1741	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1742		2028
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	2030	}
1745		2031
1746	# also paths starting with '/'	2032	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		2034
1749	sub thawer_merge {	2035	sub thawer_merge {
1750	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1751		2037
1752	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1757	}	2043	}
1758		2044
1759	sub normalise {	2045	sub normalise {
1760	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1761		2047
1762	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1763		2049
1764	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1765		2051
1766	# map plan:	2052	# map plan:
1767	#	2053	#
…		…
1782	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1783	$path = "$base/$path";	2069	$path = "$base/$path";
1784	}	2070	}
1785		2071
1786	for ($path) {	2072	for ($path) {
1787	redo if s{//}{/};
1788	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1789	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1790	}	2075	}
1791		2076
1792	$path	2077	$path
…		…
1806	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1807	return $self;	2092	return $self;
1808	}	2093	}
1809	}	2094	}
1810		2095
1811	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1812	()	2097	()
1813	}	2098	}
1814		2099
		2100	# may re-bless or do other evil things
1815	sub init {	2101	sub init {
1816	my ($self) = @_;	2102	my ($self) = @_;
1817		2103
1818	$self	2104	$self
1819	}	2105	}
…		…
1850		2136
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1853	}	2139	}
1854		2140
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}
1863
1864	sub decay_objects {	2141	sub decay_objects {
1865	my ($self) = @_;	2142	my ($self) = @_;
1866		2143
1867	return if $self->{deny_reset};	2144	return if $self->{deny_reset};
1868		2145
…		…
1893	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1894		2171
1895	1	2172	1
1896	}	2173	}
1897		2174
		2175	# used to laod the header of an original map
1898	sub load_header_orig {	2176	sub load_header_orig {
1899	my ($self) = @_;	2177	my ($self) = @_;
1900		2178
1901	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1902	}	2180	}
1903		2181
		2182	# used to laod the header of an instantiated map
1904	sub load_header_temp {	2183	sub load_header_temp {
1905	my ($self) = @_;	2184	my ($self) = @_;
1906		2185
1907	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1908	}	2187	}
1909		2188
		2189	# called after loading the header from an instantiated map
1910	sub prepare_temp {	2190	sub prepare_temp {
1911	my ($self) = @_;	2191	my ($self) = @_;
1912		2192
1913	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1914	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1915	# safety	2195	# safety
1916	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1917	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1918	}	2198	}
1919		2199
		2200	# called after loading the header from an original map
1920	sub prepare_orig {	2201	sub prepare_orig {
1921	my ($self) = @_;	2202	my ($self) = @_;
1922		2203
1923	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1924	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1948		2229
1949	sub find;	2230	sub find;
1950	sub find {	2231	sub find {
1951	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1952		2233
		2234	cf::cede_to_tick;
		2235
1953	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1954		2237
1955	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2240
1958	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1960	my $guard2 = cf::lock_acquire "map_find:$path";
1961
1962	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1963	or return;	2243	or return;
1964		2244
1965	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1966		2246
…		…
1978		2258
1979	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1980	}	2260	}
1981	}	2261	}
1982		2262
1983	sub pre_load { }	2263	sub pre_load { }
1984	sub post_load { }	2264	#sub post_load { } # XS
1985		2265
1986	sub load {	2266	sub load {
1987	my ($self) = @_;	2267	my ($self) = @_;
1988		2268
1989	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2272
1993	{	2273	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1995		2275
1996	return unless $self->valid;	2276	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2278
2001	$self->alloc;	2279	$self->alloc;
2002		2280
2003	$self->pre_load;	2281	$self->pre_load;
2004	cf::cede_to_tick;	2282	cf::cede_to_tick;
2005		2283
		2284	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2286	$f->skip_block;
2008	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2009	or return;	2288	or return;
2010		2289
2011	$self->post_load_original	2290	$self->post_load_original
2012	if delete $self->{load_original};	2291	if delete $self->{load_original};
2013		2292
2014	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2294	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2297	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2021	}	2301	}
2022	}	2302	}
2023	}
2024		2303
2025	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
2026		2311
2027	cf::cede_to_tick;	2312	cf::cede_to_tick;
2028	# now do the right thing for maps	2313	# now do the right thing for maps
2029	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2320	$self->decay_objects;
2036	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2037	$self->update_buttons;	2322	$self->update_buttons;
2038	cf::cede_to_tick;	2323	cf::cede_to_tick;
2039	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2040	cf::cede_to_tick;
2041	$self->activate;
2042	}	2325	}
2043		2326
2044	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2046
2047	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2329	}
2049		2330
2050	$self->post_load;	2331	$self->post_load;
2051	}
2052		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2339	sub customise_for {
2054	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2055		2341
2056	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2343	if $self->per_player;
…		…
2060	# if $self->per_party;	2346	# if $self->per_party;
2061		2347
2062	$self	2348	$self
2063	}	2349	}
2064		2350
2065	# find and load all maps in the 3x3 area around a map
2066	sub load_neighbours {
2067	my ($map) = @_;
2068
2069	my @neigh; # diagonal neighbours
2070
2071	for (0 .. 3) {
2072	my $neigh = $map->tile_path ($_)
2073	or next;
2074	$neigh = find $neigh, $map
2075	or next;
2076	$neigh->load;
2077
2078	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}
2082
2083	for (grep defined $_->[0], @neigh) {
2084	my ($path, $origin) = @$_;
2085	my $neigh = find $path, $origin
2086	or next;
2087	$neigh->load;
2088	}
2089	}
2090
2091	sub find_sync {	2351	sub find_sync {
2092	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2093		2353
2094	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2095	}	2359	}
2096		2360
2097	sub do_load_sync {	2361	sub do_load_sync {
2098	my ($map) = @_;	2362	my ($map) = @_;
2099		2363
		2364	# it's a bug to call this from the main context
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2102		2367
2103	cf::sync_job { $map->load };	2368	$map->load;
2104	}	2369	}
2105		2370
2106	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2108		2373
2109	sub find_async {	2374	sub find_async {
2110	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2111		2376
2112	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2113		2378
2114	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2116	}	2381	}
2117		2382
2118	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2119		2384
2120	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2135		2400
2136	()	2401	()
2137	}	2402	}
2138		2403
		2404	# common code, used by both ->save and ->swapout
2139	sub save {	2405	sub _save {
2140	my ($self) = @_;	2406	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2407
2144	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2145		2409
2146	return unless $self->dirty;	2410	return unless $self->dirty;
2147		2411
…		…
2167	} else {	2431	} else {
2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2169	}	2433	}
2170	}	2434	}
2171		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2172	sub swap_out {	2444	sub swap_out {
2173	my ($self) = @_;	2445	my ($self) = @_;
2174		2446
2175	# save first because save cedes
2176	$self->save;
2177
2178	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2179		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2180	return if $self->players;	2451	return if $self->players;
2181	return if $self->in_memory != cf::MAP_ACTIVE;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2182	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2183		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2184	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2185		2503
2186	$self->deactivate;	2504	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;	2506	$self->clear;
2189	}
2190
2191	sub reset_at {
2192	my ($self) = @_;
2193
2194	# TODO: safety, remove and allow resettable per-player maps
2195	return 1e99 if $self->{deny_reset};
2196
2197	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2198	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2199
2200	$time + $to
2201	}
2202
2203	sub should_reset {
2204	my ($self) = @_;
2205
2206	$self->reset_at <= $cf::RUNTIME
2207	}
2208
2209	sub reset {
2210	my ($self) = @_;
2211
2212	my $lock = cf::lock_acquire "map_data:$self->{path}";
2213
2214	return if $self->players;
2215
2216	warn "resetting map ", $self->path;
2217
2218	$self->in_memory (cf::MAP_SWAPPED);
2219
2220	# need to save uniques path
2221	unless ($self->{deny_save}) {
2222	my $uniq = $self->uniq_path; utf8::encode $uniq;
2223
2224	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2225	if $uniq;
2226	}
2227
2228	delete $cf::MAP{$self->path};
2229
2230	$self->deactivate;
2231	$_->clear_links_to ($self) for values %cf::MAP;
2232	$self->clear;
2233		2507
2234	$self->unlink_save;	2508	$self->unlink_save;
2235	$self->destroy;	2509	$self->destroy;
2236	}	2510	}
2237		2511
…		…
2245		2519
2246	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2247		2521
2248	$self->unlink_save;	2522	$self->unlink_save;
2249		2523
2250	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2251	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2252	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2253	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2255		2529
…		…
2312	: normalise $_	2586	: normalise $_
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2588	]
2315	}	2589	}
2316		2590
		2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
		2622
2317	=back	2623	=back
2318		2624
2319	=head3 cf::object	2625	=head3 cf::object
2320		2626
2321	=cut	2627	=cut
…		…
2344		2650
2345	Creates and returns a persistent reference to an object that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2346		2652
2347	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2348		2654
2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2350	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2351		2657
2352	=cut	2658	=cut
2353		2659
2354	sub deref {	2660	sub deref {
…		…
2386		2692
2387	our $SAY_CHANNEL = {	2693	our $SAY_CHANNEL = {
2388	id => "say",	2694	id => "say",
2389	title => "Map",	2695	title => "Map",
2390	reply => "say ",	2696	reply => "say ",
2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2392	};	2698	};
2393		2699
2394	our $CHAT_CHANNEL = {	2700	our $CHAT_CHANNEL = {
2395	id => "chat",	2701	id => "chat",
2396	title => "Chat",	2702	title => "Chat",
…		…
2453		2759
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2760	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2761
2456	The player should be reasonably safe there for short amounts of time (e.g.	2762	The player should be reasonably safe there for short amounts of time (e.g.
2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2763	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2458	though, as the palyer cannot control the character while it is on the link	2764	though, as the player cannot control the character while it is on the link
2459	map.	2765	map.
2460		2766
2461	Will never block.	2767	Will never block.
2462		2768
2463	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
…		…
2484	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2791	my ($self) = @_;
2486		2792
2487	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2488		2794
		2795	++$self->{_link_recursion};
		2796
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2798
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2493		2801
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2803	}
2496		2804
2497	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2499		2807
…		…
2516	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2518		2826
2519	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2522		2830
2523	$map->load;	2831	$map->load;
2524	$map->load_neighbours;
2525		2832
2526	return unless $self->contr->active;	2833	return unless $self->contr->active;
2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2528	$self->activate_recursive;
2529		2834
2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2531	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2532	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2533		2842
		2843	}
		2844
2534	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2845	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2535		2846
2536	Moves the player to the given map-path and coordinates by first freezing	2847	Moves the player to the given map-path and coordinates by first freezing
2537	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2538	that has to return the map if sucecssful, and then unfreezes the player on	2849	that has to return the map if sucecssful, and then unfreezes the player on
2539	the new (success) or old (failed) map position. In either case, $done will	2850	the new (success) or old (failed) map position. In either case, $done will
…		…
2546		2857
2547	our $GOTOGEN;	2858	our $GOTOGEN;
2548		2859
2549	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2550	my ($self, $path, $x, $y, $check, $done) = @_;	2861	my ($self, $path, $x, $y, $check, $done) = @_;
		2862
		2863	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2864	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2865	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2866	($path, $x, $y) = @$EMERGENCY_POSITION;
		2867	}
2551		2868
2552	# do generation counting so two concurrent goto's will be executed in-order	2869	# do generation counting so two concurrent goto's will be executed in-order
2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2554		2871
2555	$self->enter_link;	2872	$self->enter_link;
…		…
2575	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2576	}	2893	}
2577	}	2894	}
2578		2895
2579	my $map = eval {	2896	my $map = eval {
2580	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2581		2898
2582	if ($map) {	2899	if ($map) {
2583	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2584	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2585	} else {	2902	} else {
2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2587	}	2904	}
2588		2905
2589	$map	2906	$map
…		…
2597	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2598	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2599	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2600	}	2917	}
2601		2918
2602	$done->() if $done;	2919	$done->($self) if $done;
2603	})->prio (1);	2920	})->prio (1);
2604	}	2921	}
2605		2922
2606	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2607		2924
…		…
2675	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2676		2993
2677	unless (eval {	2994	unless (eval {
2678	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2679		2996
2680	# random map handling
2681	{
2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
2683
2684	prepare_random_map $exit
2685	if $exit->slaying eq "/!";
2686	}
2687
2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2689	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2690	my $y = $exit->stats->sp;	2999	my $y = $exit->stats->sp;
		3000
		3001	# special map handling
		3002	my $slaying = $exit->slaying;
		3003
		3004	# special map handling
		3005	if ($slaying eq "/!") {
		3006	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3007
		3008	prepare_random_map $exit
		3009	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3010
		3011	$map = $exit->slaying;
		3012
		3013	} elsif ($slaying eq '!up') {
		3014	$map = $exit->map->tile_path (cf::TILE_UP);
		3015	$x = $exit->x;
		3016	$y = $exit->y;
		3017
		3018	} elsif ($slaying eq '!down') {
		3019	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3020	$x = $exit->x;
		3021	$y = $exit->y;
		3022	}
2691		3023
2692	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2693		3025
2694	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2695	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2700	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2701	. "I'll try to bring you back to the map you were before. "	3033	. "I'll try to bring you back to the map you were before. "
2702	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2703	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2704		3036
2705	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2706	$self->leave_link;	3038	$self->leave_link;
2707	}	3039	}
2708	})->prio (1);	3040	})->prio (1);
2709	}	3041	}
2710		3042
…		…
2722	sub cf::client::send_drawinfo {	3054	sub cf::client::send_drawinfo {
2723	my ($self, $text, $flags) = @_;	3055	my ($self, $text, $flags) = @_;
2724		3056
2725	utf8::encode $text;	3057	utf8::encode $text;
2726	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3058	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3059	}
		3060
		3061	=item $client->send_big_packet ($pkt)
		3062
		3063	Like C<send_packet>, but tries to compress large packets, and fragments
		3064	them as required.
		3065
		3066	=cut
		3067
		3068	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3069
		3070	sub cf::client::send_big_packet {
		3071	my ($self, $pkt) = @_;
		3072
		3073	# try lzf for large packets
		3074	$pkt = "lzf " . Compress::LZF::compress $pkt
		3075	if 1024 <= length $pkt and $self->{can_lzf};
		3076
		3077	# split very large packets
		3078	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3079	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3080	$pkt = "frag";
		3081	}
		3082
		3083	$self->send_packet ($pkt);
2727	}	3084	}
2728		3085
2729	=item $client->send_msg ($channel, $msg, $color, [extra...])	3086	=item $client->send_msg ($channel, $msg, $color, [extra...])
2730		3087
2731	Send a drawinfo or msg packet to the client, formatting the msg for the	3088	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2735		3092
2736	=cut	3093	=cut
2737		3094
2738	# non-persistent channels (usually the info channel)	3095	# non-persistent channels (usually the info channel)
2739	our %CHANNEL = (	3096	our %CHANNEL = (
		3097	"c/motd" => {
		3098	id => "infobox",
		3099	title => "MOTD",
		3100	reply => undef,
		3101	tooltip => "The message of the day",
		3102	},
2740	"c/identify" => {	3103	"c/identify" => {
2741	id => "infobox",	3104	id => "infobox",
2742	title => "Identify",	3105	title => "Identify",
2743	reply => undef,	3106	reply => undef,
2744	tooltip => "Items recently identified",	3107	tooltip => "Items recently identified",
…		…
2746	"c/examine" => {	3109	"c/examine" => {
2747	id => "infobox",	3110	id => "infobox",
2748	title => "Examine",	3111	title => "Examine",
2749	reply => undef,	3112	reply => undef,
2750	tooltip => "Signs and other items you examined",	3113	tooltip => "Signs and other items you examined",
		3114	},
		3115	"c/shopinfo" => {
		3116	id => "infobox",
		3117	title => "Shop Info",
		3118	reply => undef,
		3119	tooltip => "What your bargaining skill tells you about the shop",
2751	},	3120	},
2752	"c/book" => {	3121	"c/book" => {
2753	id => "infobox",	3122	id => "infobox",
2754	title => "Book",	3123	title => "Book",
2755	reply => undef,	3124	reply => undef,
…		…
2771	id => "infobox",	3140	id => "infobox",
2772	title => "Body Parts",	3141	title => "Body Parts",
2773	reply => undef,	3142	reply => undef,
2774	tooltip => "Shows which body parts you posess and are available",	3143	tooltip => "Shows which body parts you posess and are available",
2775	},	3144	},
		3145	"c/statistics" => {
		3146	id => "infobox",
		3147	title => "Statistics",
		3148	reply => undef,
		3149	tooltip => "Shows your primary statistics",
		3150	},
2776	"c/skills" => {	3151	"c/skills" => {
2777	id => "infobox",	3152	id => "infobox",
2778	title => "Skills",	3153	title => "Skills",
2779	reply => undef,	3154	reply => undef,
2780	tooltip => "Shows your experience per skill and item power",	3155	tooltip => "Shows your experience per skill and item power",
		3156	},
		3157	"c/shopitems" => {
		3158	id => "infobox",
		3159	title => "Shop Items",
		3160	reply => undef,
		3161	tooltip => "Shows the items currently for sale in this shop",
		3162	},
		3163	"c/resistances" => {
		3164	id => "infobox",
		3165	title => "Resistances",
		3166	reply => undef,
		3167	tooltip => "Shows your resistances",
		3168	},
		3169	"c/pets" => {
		3170	id => "infobox",
		3171	title => "Pets",
		3172	reply => undef,
		3173	tooltip => "Shows information abotu your pets/a specific pet",
		3174	},
		3175	"c/perceiveself" => {
		3176	id => "infobox",
		3177	title => "Perceive Self",
		3178	reply => undef,
		3179	tooltip => "You gained detailed knowledge about yourself",
2781	},	3180	},
2782	"c/uptime" => {	3181	"c/uptime" => {
2783	id => "infobox",	3182	id => "infobox",
2784	title => "Uptime",	3183	title => "Uptime",
2785	reply => undef,	3184	reply => undef,
…		…
2795	id => "party",	3194	id => "party",
2796	title => "Party",	3195	title => "Party",
2797	reply => "gsay ",	3196	reply => "gsay ",
2798	tooltip => "Messages and chat related to your party",	3197	tooltip => "Messages and chat related to your party",
2799	},	3198	},
		3199	"c/death" => {
		3200	id => "death",
		3201	title => "Death",
		3202	reply => undef,
		3203	tooltip => "Reason for and more info about your most recent death",
		3204	},
		3205	"c/fatal" => {
		3206	id => "fatal",
		3207	title => "Fatal Error",
		3208	reply => undef,
		3209	tooltip => "Reason for the server disconnect",
		3210	},
		3211	"c/say" => $SAY_CHANNEL,
		3212	"c/chat" => $CHAT_CHANNEL,
2800	);	3213	);
2801		3214
2802	sub cf::client::send_msg {	3215	sub cf::client::send_msg {
2803	my ($self, $channel, $msg, $color, @extra) = @_;	3216	my ($self, $channel, $msg, $color, @extra) = @_;
2804		3217
…		…
2809		3222
2810	# check predefined channels, for the benefit of C	3223	# check predefined channels, for the benefit of C
2811	if ($CHANNEL{$channel}) {	3224	if ($CHANNEL{$channel}) {
2812	$channel = $CHANNEL{$channel};	3225	$channel = $CHANNEL{$channel};
2813		3226
2814	$self->ext_msg (channel_info => $channel)	3227	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816
2817	$channel = $channel->{id};	3228	$channel = $channel->{id};
2818		3229
2819	} elsif (ref $channel) {	3230	} elsif (ref $channel) {
2820	# send meta info to client, if not yet sent	3231	# send meta info to client, if not yet sent
2821	unless (exists $self->{channel}{$channel->{id}}) {	3232	unless (exists $self->{channel}{$channel->{id}}) {
2822	$self->{channel}{$channel->{id}} = $channel;	3233	$self->{channel}{$channel->{id}} = $channel;
2823	$self->ext_msg (channel_info => $channel)	3234	$self->ext_msg (channel_info => $channel);
2824	if $self->can_msg;
2825	}	3235	}
2826		3236
2827	$channel = $channel->{id};	3237	$channel = $channel->{id};
2828	}	3238	}
2829		3239
2830	return unless @extra || length $msg;	3240	return unless @extra || length $msg;
2831		3241
2832	if ($self->can_msg) {
2833	# default colour, mask it out	3242	# default colour, mask it out
2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3243	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2835	if $color & cf::NDI_DEF;	3244	if $color & cf::NDI_DEF;
2836		3245
2837	my $pkt = "msg "	3246	my $pkt = "msg "
2838	. $self->{json_coder}->encode (	3247	. $self->{json_coder}->encode (
2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3248	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2840	);	3249	);
2841		3250
2842	# try lzf for large packets
2843	$pkt = "lzf " . Compress::LZF::compress $pkt
2844	if 1024 <= length $pkt and $self->{can_lzf};
2845
2846	# split very large packets
2847	if (8192 < length $pkt and $self->{can_lzf}) {
2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2849	$pkt = "frag";
2850	}
2851
2852	$self->send_packet ($pkt);	3251	$self->send_big_packet ($pkt);
2853	} else {
2854	if ($color >= 0) {
2855	# replace some tags by gcfclient-compatible ones
2856	for ($msg) {
2857	1 while
2858	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2859	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2860	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2861	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2862	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2863	}
2864
2865	$color &= cf::NDI_COLOR_MASK;
2866
2867	utf8::encode $msg;
2868
2869	if (0 && $msg =~ /\[/) {
2870	# COMMAND/INFO
2871	$self->send_packet ("drawextinfo $color 10 8 $msg")
2872	} else {
2873	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2874	$self->send_packet ("drawinfo $color $msg")
2875	}
2876	}
2877	}
2878	}	3252	}
2879		3253
2880	=item $client->ext_msg ($type, @msg)	3254	=item $client->ext_msg ($type, @msg)
2881		3255
2882	Sends an ext event to the client.	3256	Sends an ext event to the client.
…		…
2884	=cut	3258	=cut
2885		3259
2886	sub cf::client::ext_msg($$@) {	3260	sub cf::client::ext_msg($$@) {
2887	my ($self, $type, @msg) = @_;	3261	my ($self, $type, @msg) = @_;
2888		3262
2889	if ($self->extcmd == 2) {
2890	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3263	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2891	} elsif ($self->extcmd == 1) { # TODO: remove
2892	push @msg, msgtype => "event_$type";
2893	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2894	}
2895	}
2896
2897	=item $client->ext_reply ($msgid, @msg)
2898
2899	Sends an ext reply to the client.
2900
2901	=cut
2902
2903	sub cf::client::ext_reply($$@) {
2904	my ($self, $id, @msg) = @_;
2905
2906	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2908	} elsif ($self->extcmd == 1) {
2909	#TODO: version 1, remove
2910	unshift @msg, msgtype => "reply", msgid => $id;
2911	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2912	}
2913	}	3264	}
2914		3265
2915	=item $success = $client->query ($flags, "text", \&cb)	3266	=item $success = $client->query ($flags, "text", \&cb)
2916		3267
2917	Queues a query to the client, calling the given callback with	3268	Queues a query to the client, calling the given callback with
…		…
2972	my ($ns, $buf) = @_;	3323	my ($ns, $buf) = @_;
2973		3324
2974	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3325	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2975		3326
2976	if (ref $msg) {	3327	if (ref $msg) {
2977	my ($type, $reply, @payload) =	3328	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2978	"ARRAY" eq ref $msg
2979	? @$msg
2980	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2981		3329
2982	my @reply;
2983
2984	if (my $cb = $EXTICMD{$type}) {	3330	if (my $cb = $EXTIACMD{$type}) {
		3331	$cb->(
		3332	$ns,
		3333	sub {
		3334	$ns->ext_msg ("reply-$reply", @_)
		3335	if $reply;
		3336	},
		3337	@payload
		3338	);
		3339	} else {
		3340	my @reply;
		3341
		3342	if (my $cb = $EXTICMD{$type}) {
2985	@reply = $cb->($ns, @payload);	3343	@reply = $cb->($ns, @payload);
		3344	}
		3345
		3346	$ns->ext_msg ("reply-$reply", @reply)
		3347	if $reply;
2986	}	3348	}
2987
2988	$ns->ext_reply ($reply, @reply)
2989	if $reply;
2990
2991	} else {	3349	} else {
2992	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3350	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2993	}	3351	}
2994		3352
2995	cf::override;	3353	cf::override;
2996	},	3354	},
2997	);	3355	);
…		…
3017		3375
3018	$coro	3376	$coro
3019	}	3377	}
3020		3378
3021	cf::client->attach (	3379	cf::client->attach (
3022	on_destroy => sub {	3380	on_client_destroy => sub {
3023	my ($ns) = @_;	3381	my ($ns) = @_;
3024		3382
3025	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3383	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3026	},	3384	},
3027	);	3385	);
…		…
3043	our $safe_hole = new Safe::Hole;	3401	our $safe_hole = new Safe::Hole;
3044		3402
3045	$SIG{FPE} = 'IGNORE';	3403	$SIG{FPE} = 'IGNORE';
3046		3404
3047	$safe->permit_only (Opcode::opset qw(	3405	$safe->permit_only (Opcode::opset qw(
3048	:base_core :base_mem :base_orig :base_math	3406	:base_core :base_mem :base_orig :base_math :base_loop
3049	grepstart grepwhile mapstart mapwhile	3407	grepstart grepwhile mapstart mapwhile
3050	sort time	3408	sort time
3051	));	3409	));
3052		3410
3053	# here we export the classes and methods available to script code	3411	# here we export the classes and methods available to script code
…		…
3057	The following functions and methods are available within a safe environment:	3415	The following functions and methods are available within a safe environment:
3058		3416
3059	cf::object	3417	cf::object
3060	contr pay_amount pay_player map x y force_find force_add destroy	3418	contr pay_amount pay_player map x y force_find force_add destroy
3061	insert remove name archname title slaying race decrease split	3419	insert remove name archname title slaying race decrease split
		3420	value
3062		3421
3063	cf::object::player	3422	cf::object::player
3064	player	3423	player
3065		3424
3066	cf::player	3425	cf::player
…		…
3072	=cut	3431	=cut
3073		3432
3074	for (	3433	for (
3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3434	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3076	insert remove inv nrof name archname title slaying race	3435	insert remove inv nrof name archname title slaying race
3077	decrease split destroy change_exp)],	3436	decrease split destroy change_exp value msg lore send_msg)],
3078	["cf::object::player" => qw(player)],	3437	["cf::object::player" => qw(player)],
3079	["cf::player" => qw(peaceful)],	3438	["cf::player" => qw(peaceful send_msg)],
3080	["cf::map" => qw(trigger)],	3439	["cf::map" => qw(trigger)],
3081	) {	3440	) {
3082	no strict 'refs';
3083	my ($pkg, @funs) = @$_;	3441	my ($pkg, @funs) = @$_;
3084	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3442	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3085	for @funs;	3443	for @funs;
3086	}	3444	}
3087		3445
…		…
3102		3460
3103	my $qcode = $code;	3461	my $qcode = $code;
3104	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3462	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3105	$qcode =~ s/\n/\\n/g;	3463	$qcode =~ s/\n/\\n/g;
3106		3464
		3465	%vars = (_dummy => 0) unless %vars;
		3466
		3467	my @res;
3107	local $_;	3468	local $_;
3108	local @safe::cf::_safe_eval_args = values %vars;
3109		3469
3110	my $eval =	3470	my $eval =
3111	"do {\n"	3471	"do {\n"
3112	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3472	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3113	. "#line 0 \"{$qcode}\"\n"	3473	. "#line 0 \"{$qcode}\"\n"
3114	. $code	3474	. $code
3115	. "\n}"	3475	. "\n}"
3116	;	3476	;
3117		3477
		3478	if ($CFG{safe_eval}) {
3118	sub_generation_inc;	3479	sub_generation_inc;
		3480	local @safe::cf::_safe_eval_args = values %vars;
3119	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3481	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3120	sub_generation_inc;	3482	sub_generation_inc;
		3483	} else {
		3484	local @cf::_safe_eval_args = values %vars;
		3485	@res = wantarray ? eval eval : scalar eval $eval;
		3486	}
3121		3487
3122	if ($@) {	3488	if ($@) {
3123	warn "$@";	3489	warn "$@",
3124	warn "while executing safe code '$code'\n";	3490	"while executing safe code '$code'\n",
3125	warn "with arguments " . (join " ", %vars) . "\n";	3491	"with arguments " . (join " ", %vars) . "\n";
3126	}	3492	}
3127		3493
3128	wantarray ? @res : $res[0]	3494	wantarray ? @res : $res[0]
3129	}	3495	}
3130		3496
…		…
3144	=cut	3510	=cut
3145		3511
3146	sub register_script_function {	3512	sub register_script_function {
3147	my ($fun, $cb) = @_;	3513	my ($fun, $cb) = @_;
3148		3514
3149	no strict 'refs';	3515	$fun = "safe::$fun" if $CFG{safe_eval};
3150	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3516	*$fun = $safe_hole->wrap ($cb);
3151	}	3517	}
3152		3518
3153	=back	3519	=back
3154		3520
3155	=cut	3521	=cut
3156		3522
3157	#############################################################################	3523	#############################################################################
3158	# the server's init and main functions	3524	# the server's init and main functions
3159		3525
		3526	{
		3527	package cf::face;
		3528
		3529	our %HASH; # hash => idx
		3530	our @DATA; # dynamically-created facedata, only faceste 0 used
		3531	our @FOFS; # file offset, if > 0
		3532	our @SIZE; # size of face, in octets
		3533	our @META; # meta hash of face, if any
		3534	our $DATAFH; # facedata filehandle
		3535
		3536	# internal api, not finalised
		3537	sub set {
		3538	my ($name, $type, $data) = @_;
		3539
		3540	my $idx = cf::face::find $name;
		3541
		3542	if ($idx) {
		3543	delete $HASH{cf::face::get_chksum $idx};
		3544	} else {
		3545	$idx = cf::face::alloc $name;
		3546	}
		3547
		3548	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3549
		3550	cf::face::set_type $idx, $type;
		3551	cf::face::set_csum $idx, 0, $hash;
		3552
		3553	# we need to destroy the SV itself, not just modify it, as a running ix
		3554	# might hold a reference to it: "delete" achieves that.
		3555	delete $FOFS[0][$idx];
		3556	delete $DATA[0][$idx];
		3557	$DATA[0][$idx] = $data;
		3558	$SIZE[0][$idx] = length $data;
		3559	delete $META[$idx];
		3560	$HASH{$hash} = $idx;#d#
		3561
		3562	$idx
		3563	}
		3564
		3565	sub _get_data($$$) {
		3566	my ($idx, $set, $cb) = @_;
		3567
		3568	if (defined $DATA[$set][$idx]) {
		3569	$cb->($DATA[$set][$idx]);
		3570	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3571	my $size = $SIZE[$set][$idx];
		3572	my $buf;
		3573	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3574	if ($_[0] == $size) {
		3575	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3576	$cb->($buf);
		3577	} else {
		3578	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3579	}
		3580	};
		3581	} else {
		3582	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3583	}
		3584	}
		3585
		3586	# rather ineffient
		3587	sub cf::face::get_data($;$) {
		3588	my ($idx, $set) = @_;
		3589
		3590	_get_data $idx, $set, Coro::rouse_cb;
		3591	Coro::rouse_wait
		3592	}
		3593
		3594	sub cf::face::ix {
		3595	my ($ns, $set, $idx, $pri) = @_;
		3596
		3597	_get_data $idx, $set, sub {
		3598	$ns->ix_send ($idx, $pri, $_[0]);
		3599	};
		3600	}
		3601	}
		3602
3160	sub load_facedata($) {	3603	sub load_facedata($) {
3161	my ($path) = @_;	3604	my ($path) = @_;
3162		3605
3163	# HACK to clear player env face cache, we need some signal framework
3164	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();
3166
3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3606	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3168		3607
3169	warn "loading facedata from $path\n";	3608	trace "loading facedata from $path\n";
3170		3609
3171	my $facedata;	3610	my $facedata = decode_storable load_file "$path/faceinfo";
3172	0 < aio_load $path, $facedata
3173	or die "$path: $!";
3174
3175	$facedata = Coro::Storable::thaw $facedata;
3176		3611
3177	$facedata->{version} == 2	3612	$facedata->{version} == 2
3178	or cf::cleanup "$path: version mismatch, cannot proceed.";	3613	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3179		3614
3180	# patch in the exptable	3615	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3181	$facedata->{resource}{"res/exp_table"} = {	3616	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3182	type => FT_RSRC,	3617
3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3618	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3184	};	3619
3185	cf::cede_to_tick;	3620	# BEGIN ATOMIC
		3621	# from here on, everything must be atomic - no thread switch allowed
		3622	my $t1 = EV::time;
3186		3623
3187	{	3624	{
3188	my $faces = $facedata->{faceinfo};	3625	my $faces = $facedata->{faceinfo};
3189		3626
3190	while (my ($face, $info) = each %$faces) {	3627	for my $face (sort keys %$faces) {
		3628	my $info = $faces->{$face};
3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3629	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3192		3630
3193	cf::face::set_visibility $idx, $info->{visibility};	3631	cf::face::set_visibility $idx, $info->{visibility};
3194	cf::face::set_magicmap $idx, $info->{magicmap};	3632	cf::face::set_magicmap $idx, $info->{magicmap};
3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3633	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3634	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3197		3635	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3198	cf::cede_to_tick;	3636	$cf::face::HASH{$info->{hash64}} = $idx;
		3637	delete $cf::face::META[$idx];
3199	}	3638	}
3200		3639
3201	while (my ($face, $info) = each %$faces) {	3640	while (my ($face, $info) = each %$faces) {
3202	next unless $info->{smooth};	3641	next unless $info->{smooth};
3203		3642
…		…
3206		3645
3207	if (my $smooth = cf::face::find $info->{smooth}) {	3646	if (my $smooth = cf::face::find $info->{smooth}) {
3208	cf::face::set_smooth $idx, $smooth;	3647	cf::face::set_smooth $idx, $smooth;
3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3648	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3210	} else {	3649	} else {
3211	warn "smooth face '$info->{smooth}' not found for face '$face'";	3650	error "smooth face '$info->{smooth}' not found for face '$face'";
3212	}	3651	}
3213
3214	cf::cede_to_tick;
3215	}	3652	}
3216	}	3653	}
3217		3654
3218	{	3655	{
3219	my $anims = $facedata->{animinfo};	3656	my $anims = $facedata->{animinfo};
3220		3657
3221	while (my ($anim, $info) = each %$anims) {	3658	while (my ($anim, $info) = each %$anims) {
3222	cf::anim::set $anim, $info->{frames}, $info->{facings};	3659	cf::anim::set $anim, $info->{frames}, $info->{facings};
3223	cf::cede_to_tick;
3224	}	3660	}
3225		3661
3226	cf::anim::invalidate_all; # d'oh	3662	cf::anim::invalidate_all; # d'oh
3227	}	3663	}
3228		3664
3229	{	3665	{
3230	# TODO: for gcfclient pleasure, we should give resources
3231	# that gcfclient doesn't grok a >10000 face index.
3232	my $res = $facedata->{resource};	3666	my $res = $facedata->{resource};
3233		3667
3234	while (my ($name, $info) = each %$res) {	3668	while (my ($name, $info) = each %$res) {
3235	if (defined $info->{type}) {	3669	if (defined (my $type = $info->{type})) {
		3670	# TODO: different hash - must free and use new index, or cache ixface data queue
3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3671	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3237	my $data;
3238		3672
3239	if ($info->{type} & 1) {
3240	# prepend meta info
3241
3242	my $meta = $enc->encode ({
3243	name => $name,
3244	%{ $info->{meta} || {} },
3245	});
3246
3247	$data = pack "(w/a*)*", $meta, $info->{data};
3248	} else {
3249	$data = $info->{data};
3250	}
3251
3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3253	cf::face::set_type $idx, $info->{type};	3673	cf::face::set_type $idx, $type;
		3674	cf::face::set_csum $idx, 0, $info->{hash};
		3675	$cf::face::SIZE[0][$idx] = $info->{size};
		3676	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3677	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3678	$cf::face::HASH{$info->{hash}} = $idx;
3254	} else {	3679	} else {
3255	$RESOURCE{$name} = $info;	3680	# $RESOURCE{$name} = $info; # unused
3256	}	3681	}
3257
3258	cf::cede_to_tick;
3259	}	3682	}
3260	}	3683	}
		3684
		3685	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3686
		3687	# HACK to clear player env face cache, we need some signal framework
		3688	# for this (global event?)
		3689	%ext::player_env::MUSIC_FACE_CACHE = ();
		3690
		3691	# END ATOMIC
		3692
		3693	cf::debug "facedata atomic update time ", EV::time - $t1;
3261		3694
3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3695	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3263		3696
		3697	aio_close $fh if $fh; # close old facedata
		3698
3264	1	3699	1
3265	}	3700	}
3266
3267	cf::global->attach (on_resource_update => sub {
3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3270
3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3272	my $sound = $soundconf->{compat}[$_]
3273	or next;
3274
3275	my $face = cf::face::find "sound/$sound->[1]";
3276	cf::sound::set $sound->[0] => $face;
3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3278	}
3279
3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
3281	my $face = cf::face::find "sound/$v";
3282	cf::sound::set $k => $face;
3283	}
3284	}
3285	});
3286		3701
3287	register_exticmd fx_want => sub {	3702	register_exticmd fx_want => sub {
3288	my ($ns, $want) = @_;	3703	my ($ns, $want) = @_;
3289		3704
3290	while (my ($k, $v) = each %$want) {	3705	while (my ($k, $v) = each %$want) {
…		…
3298	my $status = load_resource_file_ $_[0];	3713	my $status = load_resource_file_ $_[0];
3299	get_slot 0.1, 100;	3714	get_slot 0.1, 100;
3300	cf::arch::commit_load;	3715	cf::arch::commit_load;
3301		3716
3302	$status	3717	$status
		3718	}
		3719
		3720	sub reload_exp_table {
		3721	_reload_exp_table;
		3722
		3723	cf::face::set
		3724	"res/exp_table" => FT_RSRC,
		3725	JSON::XS->new->utf8->canonical->encode (
		3726	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3727	);
		3728	}
		3729
		3730	sub reload_materials {
		3731	_reload_materials;
3303	}	3732	}
3304		3733
3305	sub reload_regions {	3734	sub reload_regions {
3306	# HACK to clear player env face cache, we need some signal framework	3735	# HACK to clear player env face cache, we need some signal framework
3307	# for this (global event?)	3736	# for this (global event?)
…		…
3315	if exists $_->{match};	3744	if exists $_->{match};
3316	}	3745	}
3317	}	3746	}
3318		3747
3319	sub reload_facedata {	3748	sub reload_facedata {
3320	load_facedata "$DATADIR/facedata"	3749	load_facedata $DATADIR
3321	or die "unable to load facedata\n";	3750	or die "unable to load facedata\n";
3322	}	3751	}
3323		3752
3324	sub reload_archetypes {	3753	sub reload_archetypes {
3325	load_resource_file "$DATADIR/archetypes"	3754	load_resource_file "$DATADIR/archetypes"
3326	or die "unable to load archetypes\n";	3755	or die "unable to load archetypes\n";
		3756
		3757	cf::face::set
		3758	"res/skill_info" => FT_RSRC,
		3759	JSON::XS->new->utf8->canonical->encode (
		3760	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3761	);
		3762
		3763	cf::face::set
		3764	"res/spell_paths" => FT_RSRC,
		3765	JSON::XS->new->utf8->canonical->encode (
		3766	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3767	);
3327	}	3768	}
3328		3769
3329	sub reload_treasures {	3770	sub reload_treasures {
3330	load_resource_file "$DATADIR/treasures"	3771	load_resource_file "$DATADIR/treasures"
3331	or die "unable to load treasurelists\n";	3772	or die "unable to load treasurelists\n";
3332	}	3773	}
3333		3774
		3775	sub reload_sound {
		3776	trace "loading sound config from $DATADIR/sound\n";
		3777
		3778	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3779
		3780	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3781	my $sound = $soundconf->{compat}[$_]
		3782	or next;
		3783
		3784	my $face = cf::face::find "sound/$sound->[1]";
		3785	cf::sound::set $sound->[0] => $face;
		3786	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3787	}
		3788
		3789	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3790	my $face = cf::face::find "sound/$v";
		3791	cf::sound::set $k => $face;
		3792	}
		3793	}
		3794
3334	sub reload_resources {	3795	sub reload_resources {
3335	warn "reloading resource files...\n";	3796	trace "reloading resource files...\n";
3336		3797
		3798	reload_materials;
3337	reload_facedata;	3799	reload_facedata;
		3800	reload_exp_table;
		3801	reload_sound;
3338	reload_archetypes;	3802	reload_archetypes;
3339	reload_regions;	3803	reload_regions;
3340	reload_treasures;	3804	reload_treasures;
3341		3805
3342	warn "finished reloading resource files\n";	3806	trace "finished reloading resource files\n";
3343	}
3344
3345	sub init {
3346	my $guard = freeze_mainloop;
3347
3348	evthread_start IO::AIO::poll_fileno;
3349
3350	reload_resources;
3351	}	3807	}
3352		3808
3353	sub reload_config {	3809	sub reload_config {
3354	open my $fh, "<:utf8", "$CONFDIR/config"	3810	trace "reloading config file...\n";
3355	or return;
3356		3811
3357	local $/;	3812	my $config = load_file "$CONFDIR/config";
3358	*CFG = YAML::Load <$fh>;	3813	utf8::decode $config;
		3814	*CFG = decode_yaml $config;
3359		3815
3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3816	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3361		3817
3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3818	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3819	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3364		3820
3365	if (exists $CFG{mlockall}) {	3821	if (exists $CFG{mlockall}) {
…		…
3388		3844
3389	seek $fh, 0, 0;	3845	seek $fh, 0, 0;
3390	print $fh $$;	3846	print $fh $$;
3391	}	3847	}
3392		3848
		3849	sub main_loop {
		3850	trace "EV::loop starting\n";
		3851	if (1) {
		3852	EV::loop;
		3853	}
		3854	trace "EV::loop returned\n";
		3855	goto &main_loop unless $REALLY_UNLOOP;
		3856	}
		3857
3393	sub main {	3858	sub main {
3394	atomic;	3859	cf::init_globals; # initialise logging
		3860
		3861	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3862	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3863	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3864	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3865
		3866	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395		3867
3396	# we must not ever block the main coroutine	3868	# we must not ever block the main coroutine
3397	local $Coro::idle = sub {	3869	$Coro::idle = sub {
3398	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3870	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3399	(async {	3871	(async {
3400	$Coro::current->{desc} = "IDLE BUG HANDLER";	3872	$Coro::current->{desc} = "IDLE BUG HANDLER";
3401	EV::loop EV::LOOP_ONESHOT;	3873	EV::loop EV::LOOP_ONESHOT;
3402	})->prio (Coro::PRIO_MAX);	3874	})->prio (Coro::PRIO_MAX);
3403	};	3875	};
3404		3876
3405	{	3877	evthread_start IO::AIO::poll_fileno;
3406	my $guard = freeze_mainloop;	3878
		3879	cf::sync_job {
		3880	cf::incloader::init ();
		3881
		3882	db_init;
		3883
		3884	cf::init_anim;
		3885	cf::init_attackmess;
		3886	cf::init_dynamic;
		3887
		3888	cf::load_settings;
		3889
		3890	reload_resources;
3407	reload_config;	3891	reload_config;
3408	db_init;	3892
		3893	cf::init_uuid;
		3894	cf::init_signals;
		3895	cf::init_skills;
		3896
		3897	cf::init_beforeplay;
		3898
		3899	atomic;
		3900
3409	load_extensions;	3901	load_extensions;
3410		3902
3411	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3412	}
3413
3414	utime time, time, $RUNTIMEFILE;	3903	utime time, time, $RUNTIMEFILE;
3415		3904
3416	# no (long-running) fork's whatsoever before this point(!)	3905	# no (long-running) fork's whatsoever before this point(!)
		3906	use POSIX ();
3417	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3907	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3418		3908
3419	EV::loop;	3909	cf::_post_init 0;
		3910	};
		3911
		3912	cf::object::thawer::errors_are_fatal 0;
		3913	info "parse errors in files are no longer fatal from this point on.\n";
		3914
		3915	AE::postpone {
		3916	undef &main; # free gobs of memory :)
		3917	};
		3918
		3919	goto &main_loop;
3420	}	3920	}
3421		3921
3422	#############################################################################	3922	#############################################################################
3423	# initialisation and cleanup	3923	# initialisation and cleanup
3424		3924
3425	# install some emergency cleanup handlers	3925	# install some emergency cleanup handlers
3426	BEGIN {	3926	BEGIN {
3427	our %SIGWATCHER = ();	3927	our %SIGWATCHER = ();
3428	for my $signal (qw(INT HUP TERM)) {	3928	for my $signal (qw(INT HUP TERM)) {
3429	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3929	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3430	cf::cleanup "SIG$signal";	3930	cf::cleanup "SIG$signal";
3431	};	3931	};
3432	}	3932	}
3433	}	3933	}
3434		3934
3435	sub write_runtime_sync {	3935	sub write_runtime_sync {
		3936	my $t0 = AE::time;
		3937
3436	# first touch the runtime file to show we are still running:	3938	# first touch the runtime file to show we are still running:
3437	# the fsync below can take a very very long time.	3939	# the fsync below can take a very very long time.
3438		3940
3439	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3941	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3440		3942
3441	my $guard = cf::lock_acquire "write_runtime";	3943	my $guard = cf::lock_acquire "write_runtime";
3442		3944
3443	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3945	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3444	or return;	3946	or return;
3445		3947
3446	my $value = $cf::RUNTIME + 90 + 10;	3948	my $value = $cf::RUNTIME + 90 + 10;
3447	# 10 is the runtime save interval, for a monotonic clock	3949	# 10 is the runtime save interval, for a monotonic clock
3448	# 60 allows for the watchdog to kill the server.	3950	# 60 allows for the watchdog to kill the server.
…		…
3461	or return;	3963	or return;
3462		3964
3463	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3965	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3464	and return;	3966	and return;
3465		3967
3466	warn "runtime file written.\n";	3968	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3467		3969
3468	1	3970	1
3469	}	3971	}
3470		3972
3471	our $uuid_lock;	3973	our $uuid_lock;
…		…
3480	my $uuid = "$LOCALDIR/uuid";	3982	my $uuid = "$LOCALDIR/uuid";
3481		3983
3482	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3984	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3483	or return;	3985	or return;
3484		3986
3485	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3987	my $value = uuid_seq uuid_cur;
		3988
		3989	unless ($value) {
		3990	info "cowardly refusing to write zero uuid value!\n";
		3991	return;
		3992	}
		3993
		3994	my $value = uuid_str $value + $uuid_skip;
3486	$uuid_skip = 0;	3995	$uuid_skip = 0;
3487		3996
3488	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3997	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3489	and return;	3998	and return;
3490		3999
…		…
3496	or return;	4005	or return;
3497		4006
3498	aio_rename "$uuid~", $uuid	4007	aio_rename "$uuid~", $uuid
3499	and return;	4008	and return;
3500		4009
3501	warn "uuid file written ($value).\n";	4010	trace "uuid file written ($value).\n";
3502		4011
3503	1	4012	1
3504		4013
3505	}	4014	}
3506		4015
…		…
3512	}	4021	}
3513		4022
3514	sub emergency_save() {	4023	sub emergency_save() {
3515	my $freeze_guard = cf::freeze_mainloop;	4024	my $freeze_guard = cf::freeze_mainloop;
3516		4025
3517	warn "enter emergency perl save\n";	4026	info "emergency_perl_save: enter\n";
		4027
		4028	# this is a trade-off: we want to be very quick here, so
		4029	# save all maps without fsync, and later call a global sync
		4030	# (which in turn might be very very slow)
		4031	local $USE_FSYNC = 0;
3518		4032
3519	cf::sync_job {	4033	cf::sync_job {
		4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
3520	# use a peculiar iteration method to avoid tripping on perl	4036	# use a peculiar iteration method to avoid tripping on perl
3521	# refcount bugs in for. also avoids problems with players	4037	# refcount bugs in for. also avoids problems with players
3522	# and maps saved/destroyed asynchronously.	4038	# and maps saved/destroyed asynchronously.
3523	warn "begin emergency player save\n";	4039	info "emergency_perl_save: begin player save\n";
3524	for my $login (keys %cf::PLAYER) {	4040	for my $login (keys %cf::PLAYER) {
3525	my $pl = $cf::PLAYER{$login} or next;	4041	my $pl = $cf::PLAYER{$login} or next;
3526	$pl->valid or next;	4042	$pl->valid or next;
3527	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4043	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3528	$pl->save;	4044	$pl->save;
3529	}	4045	}
3530	warn "end emergency player save\n";	4046	info "emergency_perl_save: end player save\n";
3531		4047
3532	warn "begin emergency map save\n";	4048	cf::write_runtime_sync; # external watchdog should not bark
		4049
		4050	info "emergency_perl_save: begin map save\n";
3533	for my $path (keys %cf::MAP) {	4051	for my $path (keys %cf::MAP) {
3534	my $map = $cf::MAP{$path} or next;	4052	my $map = $cf::MAP{$path} or next;
3535	$map->valid or next;	4053	$map->valid or next;
3536	$map->save;	4054	$map->save;
3537	}	4055	}
3538	warn "end emergency map save\n";	4056	info "emergency_perl_save: end map save\n";
3539		4057
3540	warn "begin emergency database checkpoint\n";	4058	cf::write_runtime_sync; # external watchdog should not bark
		4059
		4060	info "emergency_perl_save: begin database checkpoint\n";
3541	BDB::db_env_txn_checkpoint $DB_ENV;	4061	BDB::db_env_txn_checkpoint $DB_ENV;
3542	warn "end emergency database checkpoint\n";	4062	info "emergency_perl_save: end database checkpoint\n";
3543		4063
3544	warn "begin write uuid\n";	4064	info "emergency_perl_save: begin write uuid\n";
3545	write_uuid_sync 1;	4065	write_uuid_sync 1;
3546	warn "end write uuid\n";	4066	info "emergency_perl_save: end write uuid\n";
		4067
		4068	cf::write_runtime_sync; # external watchdog should not bark
		4069
		4070	trace "emergency_perl_save: syncing database to disk";
		4071	BDB::db_env_txn_checkpoint $DB_ENV;
		4072
		4073	info "emergency_perl_save: starting sync\n";
		4074	IO::AIO::aio_sync sub {
		4075	info "emergency_perl_save: finished sync\n";
		4076	};
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
		4079
		4080	trace "emergency_perl_save: flushing outstanding aio requests";
		4081	while (IO::AIO::nreqs || BDB::nreqs) {
		4082	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4083	}
		4084
		4085	cf::write_runtime_sync; # external watchdog should not bark
3547	};	4086	};
3548		4087
3549	warn "leave emergency perl save\n";	4088	info "emergency_perl_save: leave\n";
3550	}	4089	}
3551		4090
3552	sub post_cleanup {	4091	sub post_cleanup {
3553	my ($make_core) = @_;	4092	my ($make_core) = @_;
3554		4093
		4094	IO::AIO::flush;
		4095
3555	warn Carp::longmess "post_cleanup backtrace"	4096	error Carp::longmess "post_cleanup backtrace"
3556	if $make_core;	4097	if $make_core;
3557		4098
3558	my $fh = pidfile;	4099	my $fh = pidfile;
3559	unlink $PIDFILE if <$fh> == $$;	4100	unlink $PIDFILE if <$fh> == $$;
3560	}	4101	}
…		…
3580	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4121	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3581	for my $name (keys %$leaf_symtab) {	4122	for my $name (keys %$leaf_symtab) {
3582	_gv_clear *{"$pkg$name"};	4123	_gv_clear *{"$pkg$name"};
3583	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4124	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3584	}	4125	}
3585	warn "cleared package #$pkg\n";#d#
3586	}	4126	}
3587
3588	our $RELOAD; # how many times to reload
3589		4127
3590	sub do_reload_perl() {	4128	sub do_reload_perl() {
3591	# can/must only be called in main	4129	# can/must only be called in main
3592	if ($Coro::current != $Coro::main) {	4130	unless (in_main) {
3593	warn "can only reload from main coroutine";	4131	error "can only reload from main coroutine";
3594	return;	4132	return;
3595	}	4133	}
3596		4134
3597	return if $RELOAD++;	4135	return if $RELOAD++;
3598		4136
		4137	my $t1 = AE::time;
		4138
3599	while ($RELOAD) {	4139	while ($RELOAD) {
3600	warn "reloading...";	4140	cf::get_slot 0.1, -1, "reload_perl";
		4141	info "perl_reload: reloading...";
3601		4142
3602	warn "entering sync_job";	4143	trace "perl_reload: entering sync_job";
3603		4144
3604	cf::sync_job {	4145	cf::sync_job {
3605	cf::write_runtime_sync; # external watchdog should not bark
3606	cf::emergency_save;	4146	#cf::emergency_save;
3607	cf::write_runtime_sync; # external watchdog should not bark
3608		4147
3609	warn "syncing database to disk";
3610	BDB::db_env_txn_checkpoint $DB_ENV;
3611
3612	# if anything goes wrong in here, we should simply crash as we already saved
3613
3614	warn "flushing outstanding aio requests";
3615	while (IO::AIO::nreqs || BDB::nreqs) {
3616	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3617	}
3618
3619	warn "cancelling all extension coros";	4148	trace "perl_reload: cancelling all extension coros";
3620	$_->cancel for values %EXT_CORO;	4149	$_->cancel for values %EXT_CORO;
3621	%EXT_CORO = ();	4150	%EXT_CORO = ();
3622		4151
3623	warn "removing commands";	4152	trace "perl_reload: removing commands";
3624	%COMMAND = ();	4153	%COMMAND = ();
3625		4154
3626	warn "removing ext/exti commands";	4155	trace "perl_reload: removing ext/exti commands";
3627	%EXTCMD = ();	4156	%EXTCMD = ();
3628	%EXTICMD = ();	4157	%EXTICMD = ();
3629		4158
3630	warn "unloading/nuking all extensions";	4159	trace "perl_reload: unloading/nuking all extensions";
3631	for my $pkg (@EXTS) {	4160	for my $pkg (@EXTS) {
3632	warn "... unloading $pkg";	4161	trace "... unloading $pkg";
3633		4162
3634	if (my $cb = $pkg->can ("unload")) {	4163	if (my $cb = $pkg->can ("unload")) {
3635	eval {	4164	eval {
3636	$cb->($pkg);	4165	$cb->($pkg);
3637	1	4166	1
3638	} or warn "$pkg unloaded, but with errors: $@";	4167	} or error "$pkg unloaded, but with errors: $@";
3639	}	4168	}
3640		4169
3641	warn "... clearing $pkg";	4170	trace "... clearing $pkg";
3642	clear_package $pkg;	4171	clear_package $pkg;
3643	}	4172	}
3644		4173
3645	warn "unloading all perl modules loaded from $LIBDIR";	4174	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3646	while (my ($k, $v) = each %INC) {	4175	while (my ($k, $v) = each %INC) {
3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4176	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3648		4177
3649	warn "... unloading $k";	4178	trace "... unloading $k";
3650	delete $INC{$k};	4179	delete $INC{$k};
3651		4180
3652	$k =~ s/\.pm$//;	4181	$k =~ s/\.pm$//;
3653	$k =~ s/\//::/g;	4182	$k =~ s/\//::/g;
3654		4183
…		…
3657	}	4186	}
3658		4187
3659	clear_package $k;	4188	clear_package $k;
3660	}	4189	}
3661		4190
3662	warn "getting rid of safe::, as good as possible";	4191	trace "perl_reload: getting rid of safe::, as good as possible";
3663	clear_package "safe::$_"	4192	clear_package "safe::$_"
3664	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4193	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3665		4194
3666	warn "unloading cf.pm \"a bit\"";	4195	trace "perl_reload: unloading cf.pm \"a bit\"";
3667	delete $INC{"cf.pm"};	4196	delete $INC{"cf.pm"};
3668	delete $INC{"cf/pod.pm"};	4197	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3669		4198
3670	# don't, removes xs symbols, too,	4199	# don't, removes xs symbols, too,
3671	# and global variables created in xs	4200	# and global variables created in xs
3672	#clear_package __PACKAGE__;	4201	#clear_package __PACKAGE__;
3673		4202
3674	warn "unload completed, starting to reload now";	4203	info "perl_reload: unload completed, starting to reload now";
3675		4204
3676	warn "reloading cf.pm";	4205	trace "perl_reload: reloading cf.pm";
3677	require cf;	4206	require cf;
3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4207	cf::_connect_to_perl_1;
3679		4208
3680	warn "loading config and database again";	4209	trace "perl_reload: loading config and database again";
3681	cf::reload_config;	4210	cf::reload_config;
3682		4211
3683	warn "loading extensions";	4212	trace "perl_reload: loading extensions";
3684	cf::load_extensions;	4213	cf::load_extensions;
3685		4214
		4215	if ($REATTACH_ON_RELOAD) {
3686	warn "reattaching attachments to objects/players";	4216	trace "perl_reload: reattaching attachments to objects/players";
3687	_global_reattach; # objects, sockets	4217	_global_reattach; # objects, sockets
3688	warn "reattaching attachments to maps";	4218	trace "perl_reload: reattaching attachments to maps";
3689	reattach $_ for values %MAP;	4219	reattach $_ for values %MAP;
3690	warn "reattaching attachments to players";	4220	trace "perl_reload: reattaching attachments to players";
3691	reattach $_ for values %PLAYER;	4221	reattach $_ for values %PLAYER;
		4222	}
3692		4223
3693	warn "leaving sync_job";	4224	cf::_post_init 1;
		4225
		4226	trace "perl_reload: leaving sync_job";
3694		4227
3695	1	4228	1
3696	} or do {	4229	} or do {
3697	warn $@;	4230	error $@;
3698	cf::cleanup "error while reloading, exiting.";	4231	cf::cleanup "perl_reload: error, exiting.";
3699	};	4232	};
3700		4233
3701	warn "reloaded";
3702	--$RELOAD;	4234	--$RELOAD;
3703	}	4235	}
		4236
		4237	$t1 = AE::time - $t1;
		4238	info "perl_reload: completed in ${t1}s\n";
3704	};	4239	};
3705		4240
3706	our $RELOAD_WATCHER; # used only during reload	4241	our $RELOAD_WATCHER; # used only during reload
3707		4242
3708	sub reload_perl() {	4243	sub reload_perl() {
3709	# doing reload synchronously and two reloads happen back-to-back,	4244	# doing reload synchronously and two reloads happen back-to-back,
3710	# coro crashes during coro_state_free->destroy here.	4245	# coro crashes during coro_state_free->destroy here.
3711		4246
		4247	$RELOAD_WATCHER ||= cf::async {
		4248	Coro::AIO::aio_wait cache_extensions;
		4249
3712	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4250	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3713	do_reload_perl;	4251	do_reload_perl;
3714	undef $RELOAD_WATCHER;	4252	undef $RELOAD_WATCHER;
		4253	};
3715	};	4254	};
3716	}	4255	}
3717		4256
3718	register_command "reload" => sub {	4257	register_command "reload" => sub {
3719	my ($who, $arg) = @_;	4258	my ($who, $arg) = @_;
…		…
3725	reload_perl;	4264	reload_perl;
3726	};	4265	};
3727	}	4266	}
3728	};	4267	};
3729		4268
3730	unshift @INC, $LIBDIR;	4269	#############################################################################
3731		4270
3732	my $bug_warning = 0;	4271	my $bug_warning = 0;
3733		4272
3734	our @WAIT_FOR_TICK;
3735	our @WAIT_FOR_TICK_BEGIN;
3736
3737	sub wait_for_tick {	4273	sub wait_for_tick() {
3738	return if tick_inhibit || $Coro::current == $Coro::main;	4274	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3739		4275
3740	my $signal = new Coro::Signal;	4276	$WAIT_FOR_TICK->wait;
3741	push @WAIT_FOR_TICK, $signal;
3742	$signal->wait;
3743	}	4277	}
3744		4278
3745	sub wait_for_tick_begin {	4279	sub wait_for_tick_begin() {
3746	return if tick_inhibit || $Coro::current == $Coro::main;	4280	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3747		4281
3748	my $signal = new Coro::Signal;	4282	my $signal = new Coro::Signal;
3749	push @WAIT_FOR_TICK_BEGIN, $signal;	4283	push @WAIT_FOR_TICK_BEGIN, $signal;
3750	$signal->wait;	4284	$signal->wait;
3751	}	4285	}
…		…
3755	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3756	unless ++$bug_warning > 10;	4290	unless ++$bug_warning > 10;
3757	return;	4291	return;
3758	}	4292	}
3759		4293
3760	cf::server_tick; # one server iteration	4294	cf::one_tick; # one server iteration
		4295
		4296	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3761		4297
3762	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4298	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3763	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4299	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3764	Coro::async_pool {	4300	Coro::async_pool {
3765	$Coro::current->{desc} = "runtime saver";	4301	$Coro::current->{desc} = "runtime saver";
3766	write_runtime_sync	4302	write_runtime_sync
3767	or warn "ERROR: unable to write runtime file: $!";	4303	or error "ERROR: unable to write runtime file: $!";
3768	};	4304	};
3769	}	4305	}
3770		4306
3771	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4307	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3772	$sig->send;	4308	$sig->send;
3773	}	4309	}
3774	while (my $sig = shift @WAIT_FOR_TICK) {	4310	$WAIT_FOR_TICK->broadcast;
3775	$sig->send;
3776	}
3777		4311
3778	$LOAD = ($NOW - $TICK_START) / $TICK;	4312	$LOAD = ($NOW - $TICK_START) / $TICK;
3779	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4313	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3780		4314
3781	if (0) {	4315	if (0) {
3782	if ($NEXT_TICK) {	4316	if ($NEXT_TICK) {
3783	my $jitter = $TICK_START - $NEXT_TICK;	4317	my $jitter = $TICK_START - $NEXT_TICK;
3784	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4318	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3785	warn "jitter $JITTER\n";#d#	4319	debug "jitter $JITTER\n";#d#
3786	}	4320	}
3787	}	4321	}
3788	}	4322	}
3789		4323
3790	{	4324	{
3791	# configure BDB	4325	# configure BDB
		4326	info "initialising database";
3792		4327
3793	BDB::min_parallel 8;	4328	BDB::min_parallel 16;
3794	BDB::max_poll_reqs $TICK * 0.1;	4329	BDB::max_poll_reqs $TICK * 0.1;
3795	$AnyEvent::BDB::WATCHER->priority (1);	4330	#$AnyEvent::BDB::WATCHER->priority (1);
3796		4331
3797	unless ($DB_ENV) {	4332	unless ($DB_ENV) {
3798	$DB_ENV = BDB::db_env_create;	4333	$DB_ENV = BDB::db_env_create;
3799	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4334	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3800	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4335	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3825	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4360	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3826	};	4361	};
3827	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4362	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3828	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4363	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3829	};	4364	};
		4365
		4366	info "database initialised";
3830	}	4367	}
3831		4368
3832	{	4369	{
3833	# configure IO::AIO	4370	# configure IO::AIO
3834		4371
		4372	info "initialising aio";
3835	IO::AIO::min_parallel 8;	4373	IO::AIO::min_parallel 8;
3836	IO::AIO::max_poll_time $TICK * 0.1;	4374	IO::AIO::max_poll_time $TICK * 0.1;
3837	undef $AnyEvent::AIO::WATCHER;	4375	undef $AnyEvent::AIO::WATCHER;
		4376	info "aio initialised";
3838	}	4377	}
3839		4378
3840	my $_log_backtrace;	4379	our $_log_backtrace;
		4380	our $_log_backtrace_last;
3841		4381
3842	sub _log_backtrace {	4382	sub _log_backtrace {
3843	my ($msg, @addr) = @_;	4383	my ($msg, @addr) = @_;
3844		4384
3845	$msg =~ s/\n//;	4385	$msg =~ s/\n$//;
3846		4386
		4387	if ($_log_backtrace_last eq $msg) {
		4388	LOG llevInfo, "[ABT] $msg\n";
		4389	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3847	# limit the # of concurrent backtraces	4390	# limit the # of concurrent backtraces
3848	if ($_log_backtrace < 2) {	4391	} elsif ($_log_backtrace < 2) {
		4392	$_log_backtrace_last = $msg;
3849	++$_log_backtrace;	4393	++$_log_backtrace;
3850	my $perl_bt = Carp::longmess $msg;	4394	my $perl_bt = Carp::longmess $msg;
3851	async {	4395	async {
3852	$Coro::current->{desc} = "abt $msg";	4396	$Coro::current->{desc} = "abt $msg";
3853		4397
…		…
3873	LOG llevInfo, "[ABT] $_\n" for @bt;	4417	LOG llevInfo, "[ABT] $_\n" for @bt;
3874	--$_log_backtrace;	4418	--$_log_backtrace;
3875	};	4419	};
3876	} else {	4420	} else {
3877	LOG llevInfo, "[ABT] $msg\n";	4421	LOG llevInfo, "[ABT] $msg\n";
3878	LOG llevInfo, "[ABT] [suppressed]\n";	4422	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3879	}	4423	}
3880	}	4424	}
3881		4425
3882	# load additional modules	4426	# load additional modules
3883	use cf::pod;	4427	require "cf/$_.pm" for @EXTRA_MODULES;
		4428	cf::_connect_to_perl_2;
3884		4429
3885	END { cf::emergency_save }	4430	END { cf::emergency_save }
3886		4431
3887	1	4432	1
3888		4433

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