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Revision 1.451 by root, Mon Sep 22 05:42:41 2008 UTC vs.
Revision 1.613 by root, Mon Nov 26 13:12:16 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, non-zero while in reload	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	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
347	push @{ $LOCK{$key} }, $Coro::current;
348	Coro::schedule;
349	}
350	}	540	}
351		541
352	sub lock_acquire($) {	542	sub lock_acquire($) {
353	my ($key) = @_;	543	$LOCKS->guard ($_[0])
354
355	# wait, to be sure we are not locked
356	lock_wait $key;
357
358	$LOCK{$key} = [];
359	$LOCKER{$key} = $Coro::current;#d#
360
361	Coro::guard {
362	delete $LOCKER{$key};#d#
363	# wake up all waiters, to be on the safe side
364	$_->ready for @{ delete $LOCK{$key} };
365	}
366	}	544	}
367		545
368	sub lock_active($) {	546	sub lock_active($) {
369	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
370
371	! ! $LOCK{$key}
372	}	548	}
373		549
374	sub freeze_mainloop {	550	sub freeze_mainloop {
375	tick_inhibit_inc;	551	tick_inhibit_inc;
376		552
377	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
378	}	554	}
379		555
380	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
381		557
382	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
383	get spread over timer.	559	get spread over time.
384		560
385	=cut	561	=cut
386		562
387	sub periodic($$) {	563	sub periodic($$) {
388	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
392	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
393	}	569	}
394		570
395	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
396		572
397	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
398	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
399	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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.
400		580
401	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
402	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
403		583
404	Useful for short background jobs.	584	Useful for short background jobs.
405		585
406	=cut	586	=cut
407		587
408	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
409	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
410		591
411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
412	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
413	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
414		595
415	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
416		598
417	while () {	599	while () {
418	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
419	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
420	if ($avail > 0.01) {	605
421	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
422	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
423	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
424	$job->[2]->send;	610	$job->[2]->send;
425	Coro::cede;
426	goto next_job;	611	goto next_job;
427	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
428	}	614	}
429	}	615	}
430		616
431	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
432	# we do not use wait_for_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
433	push @cf::WAIT_FOR_TICK, $signal;
434	$signal->wait;
435	} else {	619	} else {
		620	$busy = 0;
436	Coro::schedule;	621	Coro::schedule;
437	}	622	}
438	}	623	}
439	};	624	};
440		625
441	sub get_slot($;$$) {	626	sub get_slot($;$$) {
442	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
443		628
444	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
445		630
446	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
447	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
448		634
449	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
450	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
451	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
477	=cut	663	=cut
478		664
479	sub sync_job(&) {	665	sub sync_job(&) {
480	my ($job) = @_;	666	my ($job) = @_;
481		667
482	if ($Coro::current == $Coro::main) {	668	if (in_main) {
483	my $time = EV::time;	669	my $time = AE::time;
484		670
485	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
486	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
487		673
488	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
489		675
490	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
491		677
492	my $busy = 1;	678	my $busy = 1;
493	my @res;	679	my @res;
494		680
495	(async {	681	(async {
496	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
497	@res = eval { $job->() };	683	@res = eval { $job->() };
498	warn $@ if $@;	684	error $@ if $@;
499	undef $busy;	685	undef $busy;
500	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
501		687
502	while ($busy) {	688	while ($busy) {
503	if (Coro::nready) {	689	if (Coro::nready) {
…		…
505	} else {	691	} else {
506	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
507	}	693	}
508	}	694	}
509		695
510	my $time = EV::time - $time;	696	my $time = AE::time - $time;
511		697
512	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
513		699
514	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
515	} else {	701	} else {
…		…
537	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
538		724
539	$coro	725	$coro
540	}	726	}
541		727
542	=item fork_call { }, $args	728	=item fork_call { }, @args
543		729
544	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
545	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
546	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
547	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
548		734
549	=cut	735	=cut
550		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
551	sub fork_call(&@) {	741	sub fork_call(&@) {
552	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
553		743
554	# we seemingly have to make a local copy of the whole thing,
555	# otherwise perl prematurely frees the stuff :/
556	# TODO: investigate and fix (likely this will be rather laborious)
557
558	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
559	reset_signals;	745	cf::post_fork;
560	&$cb	746	&$cb
561	}, @args;	747	} @args;
562		748
563	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	)
564	}	761	}
565		762
566	=item $coin = coin_from_name $name	763	=item $coin = coin_from_name $name
567		764
568	=cut	765	=cut
…		…
605	within each server.	802	within each server.
606		803
607	=cut	804	=cut
608		805
609	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
610	my ($name) = @_;	810	my ($name) = @_;
611	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
612		812
613	eval {	813	eval {
614	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
624	}	824	}
625		825
626	our $DB;	826	our $DB;
627		827
628	sub db_init {	828	sub db_init {
629	cf::sync_job {
630	$DB ||= db_table "db";	829	$DB ||= db_table "db";
631	};
632	}	830	}
633		831
634	sub db_get($$) {	832	sub db_get($$) {
635	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
636		834
637	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
638	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
639		839
640	$! ? ()	840	$! ? ()
641	: $data	841	: $data
642	}
643	}	842	}
644		843
645	sub db_put($$$) {	844	sub db_put($$$) {
646	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
647	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
675		874
676	my @data;	875	my @data;
677	my $md5;	876	my $md5;
678		877
679	for (0 .. $#$src) {	878	for (0 .. $#$src) {
680	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
681	or Carp::croak "$src->[$_]: $!";
682	}	880	}
683		881
684	# if processing is expensive, check	882	# if processing is expensive, check
685	# checksum first	883	# checksum first
686	if (1) {	884	if (1) {
…		…
699		897
700	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
701	}	899	}
702	}	900	}
703		901
704	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
705	my $data = $process->(\@data);	903	my $data = $process->(\@data);
706	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
707		905
708	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
709		907
710	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
711	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
712	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
713		911
…		…
723		921
724	=cut	922	=cut
725		923
726	sub datalog($@) {	924	sub datalog($@) {
727	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
728	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
729	}	927	}
730		928
731	=back	929	=back
732		930
733	=cut	931	=cut
…		…
928		1126
929	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
930	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
931		1129
932	} elsif (ref $type) {	1130	} elsif (ref $type) {
933	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
934		1132
935	} else {	1133	} else {
936	shift @arg;	1134	shift @arg;
937	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
938	}	1136	}
939	}	1137	}
940	}	1138	}
941		1139
942	sub _object_attach {	1140	sub _object_attach {
…		…
952	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
953	}	1151	}
954		1152
955	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
956	} else {	1154	} else {
957	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
958	}	1156	}
959		1157
960	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
961	}	1159	}
962		1160
…		…
1021		1219
1022	for (@$callbacks) {	1220	for (@$callbacks) {
1023	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
1024		1222
1025	if ($@) {	1223	if ($@) {
1026	warn "$@";
1027	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1028	override;	1225	override;
1029	}	1226	}
1030		1227
1031	return 1 if $override;	1228	return 1 if $override;
1032	}	1229	}
…		…
1111	for (@$attach) {	1308	for (@$attach) {
1112	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
1113	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
1114	}	1311	}
1115	} else {	1312	} else {
1116	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
1117	}	1314	}
1118	}	1315	}
1119	}	1316	}
1120		1317
1121	cf::attachable->attach (	1318	cf::attachable->attach (
…		…
1148	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1149		1346
1150	sync_job {	1347	sync_job {
1151	if (length $$rdata) {	1348	if (length $$rdata) {
1152	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1153	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1154	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1155		1353
1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1157	aio_chmod $fh, SAVE_MODE;	1355	aio_chmod $fh, SAVE_MODE;
1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1159	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	}
1160	aio_close $fh;	1361	aio_close $fh;
1161		1362
1162	if (@$objs) {	1363	if (@$objs) {
1163	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) {
1164	aio_chmod $fh, SAVE_MODE;	1365	aio_chmod $fh, SAVE_MODE;
1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1166	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1167	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	}
1168	aio_close $fh;	1372	aio_close $fh;
1169	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1170	}	1374	}
1171	} else {	1375	} else {
1172	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1173	}	1377	}
1174		1378
1175	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1176	} else {	1383	} else {
1177	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1178	}	1385	}
1179	} else {	1386	} else {
1180	aio_unlink $filename;	1387	aio_unlink $filename;
1181	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1182	}	1389	}
…		…
1206	my $st = eval { Coro::Storable::thaw $av };	1413	my $st = eval { Coro::Storable::thaw $av };
1207	$av = $st->{objs};	1414	$av = $st->{objs};
1208	}	1415	}
1209		1416
1210	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1211	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1212	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1213		1421
1214	($data, $av)	1422	($data, $av)
1215	}	1423	}
1216		1424
1217	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1221	=cut	1429	=cut
1222		1430
1223	#############################################################################	1431	#############################################################################
1224	# command handling &c	1432	# command handling &c
1225		1433
1226	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1227		1435
1228	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
1229	$name.	1437	$name.
1230		1438
1231	=cut	1439	=cut
…		…
1237	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1238		1446
1239	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1240	}	1448	}
1241		1449
1242	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1243		1451
1244	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1245	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
1246	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
1247	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
1248	has logged in successfully.	1456	has logged in successfully.
1249		1457
1250	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1251	called.
1252		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
1253	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1254		1466
1255	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1256	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
1257	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
1258	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
1259	log-in.	1471	log-in.
1260		1472
1261	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1262	called.
1263		1474
1264	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1265		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1266	sub register_extcmd {	1482	sub register_extcmd($$) {
1267	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1268		1484
1269	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1270	}	1486	}
1271		1487
1272	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1273	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1274		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1275	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1276	}	1498	}
1277		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1278	cf::player->attach (	1508	cf::player->attach (
1279	on_command => sub {	1509	on_unknown_command => sub {
1280	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1281		1511
1282	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1283	or return;	1513	or return;
1284		1514
…		…
1292	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1293		1523
1294	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1295		1525
1296	if (ref $msg) {	1526	if (ref $msg) {
1297	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1298	"ARRAY" eq ref $msg
1299	? @$msg
1300	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1301		1528
1302	my @reply;
1303
1304	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}) {
1305	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1306	}	1547	}
1307		1548
1308	$pl->ext_reply ($reply, @reply)
1309	if $reply;
1310
1311	} else {	1549	} else {
1312	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1313	}	1551	}
1314		1552
1315	cf::override;	1553	cf::override;
1316	},	1554	},
1317	);	1555	);
1318		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
1319	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1320	cf::sync_job {	1586	cf::sync_job {
1321	my %todo;	1587	my %todo;
1322		1588
1323	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1324	next unless -r $path;	1590	next unless -r $path;
…		…
1342		1608
1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1345		1611
1346	$ext{source} =	1612	$ext{source} =
1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1348	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1349	. $source	1615	. $source
1350	. "\n};\n1";	1616	. "\n};\n1";
1351		1617
1352	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1353	}	1619	}
1354		1620
		1621	my $pass = 0;
1355	my %done;	1622	my %done;
1356	while (%todo) {	1623	while (%todo) {
1357	my $progress;	1624	my $progress;
1358		1625
		1626	++$pass;
		1627
		1628	ext:
1359	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1360	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1361	goto skip	1631	next ext
1362	unless exists $done{$_};	1632	unless exists $done{$_};
1363	}	1633	}
1364		1634
1365	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1366		1636
1367	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 $@) {
1368	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1369	: "$v->{base}: extension inactive.\n";
1370		1650
1371	if (exists $v->{meta}{mandatory}) {
1372	warn $msg;
1373	cf::cleanup "mandatory extension failed to load, exiting.";	1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1374	}	1652	if exists $v->{meta}{mandatory};
1375		1653
1376	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;
1377	}	1663	}
1378
1379	$done{$k} = delete $todo{$k};
1380	push @EXTS, $v->{pkg};
1381	$progress = 1;
1382	}	1664	}
1383		1665
1384	skip:	1666	unless ($progress) {
1385	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1386	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1387	}	1676	}
1388	};	1677	};
1389	}	1678	}
1390		1679
1391	#############################################################################	1680	#############################################################################
…		…
1445		1734
1446	sub exists($) {	1735	sub exists($) {
1447	my ($login) = @_;	1736	my ($login) = @_;
1448		1737
1449	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1450	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1451	}	1740	}
1452		1741
1453	sub find($) {	1742	sub find($) {
1454	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1455	my $login = $_[0];	1744	my $login = $_[0];
…		…
1475	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1476	}	1765	}
1477	}	1766	}
1478	}	1767	}
1479		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($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
1480	sub save($) {	1782	sub save($) {
1481	my ($pl) = @_;	1783	my ($pl) = @_;
1482		1784
1483	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1484		1786
…		…
1489		1791
1490	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1491	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
1492		1794
1493	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];
1494		1799
1495	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1496	cf::cede_to_tick;	1801	cf::cede_to_tick;
1497	}	1802	}
1498		1803
…		…
1532	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1533		1838
1534	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1535	$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
1536		1841
1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1538	$pl->deactivate;	1843	$pl->deactivate;
		1844
1539	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;
1540	$pl->ob->check_score;
1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1542	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1543		1850
1544	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1545	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1546	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1600	\@logins	1907	\@logins
1601	}	1908	}
1602		1909
1603	=item $player->maps	1910	=item $player->maps
1604		1911
		1912	=item cf::player::maps $login
		1913
1605	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1606	player. May block.	1915	player. May block.
1607		1916
1608	=cut	1917	=cut
1609		1918
…		…
1630		1939
1631	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1632		1941
1633	Expand deliantra pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1634		1943
1635	=item $player->ext_reply ($msgid, @msg)
1636
1637	Sends an ext reply to the player.
1638
1639	=cut
1640
1641	sub ext_reply($$@) {
1642	my ($self, $id, @msg) = @_;
1643
1644	$self->ns->ext_reply ($id, @msg)
1645	}
1646
1647	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1648		1945
1649	Sends an ext event to the client.	1946	Sends an ext event to the client.
1650		1947
1651	=cut	1948	=cut
…		…
1670		1967
1671	=cut	1968	=cut
1672		1969
1673	sub find_by_path($) {	1970	sub find_by_path($) {
1674	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1675		1974
1676	my ($match, $specificity);	1975	my ($match, $specificity);
1677		1976
1678	for my $region (list) {	1977	for my $region (list) {
1679	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1708	sub generate_random_map {	2007	sub generate_random_map {
1709	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1710		2009
1711	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
1712		2011
1713	# mit "rum" bekleckern, nicht
1714	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1718	$rmp->{exit_on_final_map},
1719	$rmp->{xsize}, $rmp->{ysize},
1720	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1721	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1722	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1723	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1724	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1725	(cf::region::find $rmp->{region}), $rmp->{custom}
1726	)
1727	}	2013	}
1728		2014
1729	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1730		2016
1731	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
…		…
1736		2022
1737	sub register {	2023	sub register {
1738	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1739	my $pkg = caller;	2025	my $pkg = caller;
1740		2026
1741	no strict;
1742	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1743		2028
1744	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1745	}	2030	}
1746		2031
1747	# also paths starting with '/'	2032	# also paths starting with '/'
1748	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1749		2034
1750	sub thawer_merge {	2035	sub thawer_merge {
1751	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1752		2037
1753	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1758	}	2043	}
1759		2044
1760	sub normalise {	2045	sub normalise {
1761	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1762		2047
1763	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1764		2049
1765	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1766		2051
1767	# map plan:	2052	# map plan:
1768	#	2053	#
…		…
1783	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1784	$path = "$base/$path";	2069	$path = "$base/$path";
1785	}	2070	}
1786		2071
1787	for ($path) {	2072	for ($path) {
1788	redo if s{//}{/};
1789	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1790	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1791	}	2075	}
1792		2076
1793	$path	2077	$path
…		…
1807	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1808	return $self;	2092	return $self;
1809	}	2093	}
1810	}	2094	}
1811		2095
1812	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1813	()	2097	()
1814	}	2098	}
1815		2099
		2100	# may re-bless or do other evil things
1816	sub init {	2101	sub init {
1817	my ($self) = @_;	2102	my ($self) = @_;
1818		2103
1819	$self	2104	$self
1820	}	2105	}
…		…
1851		2136
1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1853	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1854	}	2139	}
1855		2140
1856	# and all this just because we cannot iterate over
1857	# all maps in C++...
1858	sub change_all_map_light {
1859	my ($change) = @_;
1860
1861	$_->change_map_light ($change)
1862	for grep $_->outdoor, values %cf::MAP;
1863	}
1864
1865	sub decay_objects {	2141	sub decay_objects {
1866	my ($self) = @_;	2142	my ($self) = @_;
1867		2143
1868	return if $self->{deny_reset};	2144	return if $self->{deny_reset};
1869		2145
…		…
1894	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1895		2171
1896	1	2172	1
1897	}	2173	}
1898		2174
		2175	# used to laod the header of an original map
1899	sub load_header_orig {	2176	sub load_header_orig {
1900	my ($self) = @_;	2177	my ($self) = @_;
1901		2178
1902	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1903	}	2180	}
1904		2181
		2182	# used to laod the header of an instantiated map
1905	sub load_header_temp {	2183	sub load_header_temp {
1906	my ($self) = @_;	2184	my ($self) = @_;
1907		2185
1908	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1909	}	2187	}
1910		2188
		2189	# called after loading the header from an instantiated map
1911	sub prepare_temp {	2190	sub prepare_temp {
1912	my ($self) = @_;	2191	my ($self) = @_;
1913		2192
1914	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1915	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1916	# safety	2195	# safety
1917	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1918	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1919	}	2198	}
1920		2199
		2200	# called after loading the header from an original map
1921	sub prepare_orig {	2201	sub prepare_orig {
1922	my ($self) = @_;	2202	my ($self) = @_;
1923		2203
1924	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1925	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1949		2229
1950	sub find;	2230	sub find;
1951	sub find {	2231	sub find {
1952	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1953		2233
		2234	cf::cede_to_tick;
		2235
1954	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1955		2237
1956	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1957	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1958		2240
1959	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961	my $guard2 = cf::lock_acquire "map_find:$path";
1962
1963	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1964	or return;	2243	or return;
1965		2244
1966	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1967		2246
…		…
1979		2258
1980	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1981	}	2260	}
1982	}	2261	}
1983		2262
1984	sub pre_load { }	2263	sub pre_load { }
1985	sub post_load { }	2264	#sub post_load { } # XS
1986		2265
1987	sub load {	2266	sub load {
1988	my ($self) = @_;	2267	my ($self) = @_;
1989		2268
1990	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1993		2272
1994	{	2273	{
1995	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1996		2275
1997	return unless $self->valid;	2276	return unless $self->valid;
1998	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1999
2000	$self->in_memory (cf::MAP_LOADING);
2001		2278
2002	$self->alloc;	2279	$self->alloc;
2003		2280
2004	$self->pre_load;	2281	$self->pre_load;
2005	cf::cede_to_tick;	2282	cf::cede_to_tick;
2006		2283
		2284	if (exists $self->{load_path}) {
2007	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
2008	$f->skip_block;	2286	$f->skip_block;
2009	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
2010	or return;	2288	or return;
2011		2289
2012	$self->post_load_original	2290	$self->post_load_original
2013	if delete $self->{load_original};	2291	if delete $self->{load_original};
2014		2292
2015	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
2016	utf8::encode $uniq;	2294	utf8::encode $uniq;
2017	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
2018	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
2019	$self->clear_unique_items;	2297	$self->clear_unique_items;
2020	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
2021	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
2022	}	2301	}
2023	}	2302	}
2024	}
2025		2303
2026	$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);
2027		2311
2028	cf::cede_to_tick;	2312	cf::cede_to_tick;
2029	# now do the right thing for maps	2313	# now do the right thing for maps
2030	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
2031	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
2035	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
2036	$self->decay_objects;	2320	$self->decay_objects;
2037	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
2038	$self->update_buttons;	2322	$self->update_buttons;
2039	cf::cede_to_tick;	2323	cf::cede_to_tick;
2040	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
2041	cf::cede_to_tick;
2042	$self->activate;
2043	}	2325	}
2044		2326
2045	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
2046	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
2047
2048	$self->in_memory (cf::MAP_ACTIVE);
2049	}	2329	}
2050		2330
2051	$self->post_load;	2331	$self->post_load;
2052	}
2053		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
2054	sub customise_for {	2339	sub customise_for {
2055	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
2056		2341
2057	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
2058	if $self->per_player;	2343	if $self->per_player;
…		…
2061	# if $self->per_party;	2346	# if $self->per_party;
2062		2347
2063	$self	2348	$self
2064	}	2349	}
2065		2350
2066	# find and load all maps in the 3x3 area around a map
2067	sub load_neighbours {
2068	my ($map) = @_;
2069
2070	my @neigh; # diagonal neighbours
2071
2072	for (0 .. 3) {
2073	my $neigh = $map->tile_path ($_)
2074	or next;
2075	$neigh = find $neigh, $map
2076	or next;
2077	$neigh->load;
2078
2079	push @neigh,
2080	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2081	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2082	}
2083
2084	for (grep defined $_->[0], @neigh) {
2085	my ($path, $origin) = @$_;
2086	my $neigh = find $path, $origin
2087	or next;
2088	$neigh->load;
2089	}
2090	}
2091
2092	sub find_sync {	2351	sub find_sync {
2093	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2094		2353
2095	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, $origin
2096	}	2359	}
2097		2360
2098	sub do_load_sync {	2361	sub do_load_sync {
2099	my ($map) = @_;	2362	my ($map) = @_;
2100		2363
		2364	# it's a bug to call this from the main context
2101	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2102	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2103		2367
2104	cf::sync_job { $map->load };	2368	$map->load;
2105	}	2369	}
2106		2370
2107	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2108	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2109		2373
2110	sub find_async {	2374	sub find_async {
2111	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2112		2376
2113	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2114		2378
2115	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2380	return $map if !$load || $map->linkable;
2117	}	2381	}
2118		2382
2119	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2120		2384
2121	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
…		…
2135	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2136		2400
2137	()	2401	()
2138	}	2402	}
2139		2403
		2404	# common code, used by both ->save and ->swapout
2140	sub save {	2405	sub _save {
2141	my ($self) = @_;	2406	my ($self) = @_;
2142
2143	my $lock = cf::lock_acquire "map_data:$self->{path}";
2144		2407
2145	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2146		2409
2147	return unless $self->dirty;	2410	return unless $self->dirty;
2148		2411
…		…
2168	} else {	2431	} else {
2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2170	}	2433	}
2171	}	2434	}
2172		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2173	sub swap_out {	2444	sub swap_out {
2174	my ($self) = @_;	2445	my ($self) = @_;
2175		2446
2176	# save first because save cedes
2177	$self->save;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2181	return if $self->players;	2451	return if $self->players;
2182	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
2183	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2184		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
2185	$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};
2186		2503
2187	$self->deactivate;	2504	$self->deactivate;
2188	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2189	$self->clear;	2506	$self->clear;
2190	}
2191
2192	sub reset_at {
2193	my ($self) = @_;
2194
2195	# TODO: safety, remove and allow resettable per-player maps
2196	return 1e99 if $self->{deny_reset};
2197
2198	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2199	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2200
2201	$time + $to
2202	}
2203
2204	sub should_reset {
2205	my ($self) = @_;
2206
2207	$self->reset_at <= $cf::RUNTIME
2208	}
2209
2210	sub reset {
2211	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214
2215	return if $self->players;
2216
2217	warn "resetting map ", $self->path;
2218
2219	$self->in_memory (cf::MAP_SWAPPED);
2220
2221	# need to save uniques path
2222	unless ($self->{deny_save}) {
2223	my $uniq = $self->uniq_path; utf8::encode $uniq;
2224
2225	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2226	if $uniq;
2227	}
2228
2229	delete $cf::MAP{$self->path};
2230
2231	$self->deactivate;
2232	$_->clear_links_to ($self) for values %cf::MAP;
2233	$self->clear;
2234		2507
2235	$self->unlink_save;	2508	$self->unlink_save;
2236	$self->destroy;	2509	$self->destroy;
2237	}	2510	}
2238		2511
…		…
2246		2519
2247	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2248		2521
2249	$self->unlink_save;	2522	$self->unlink_save;
2250		2523
2251	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2252	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2253	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2254	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2256		2529
…		…
2313	: normalise $_	2586	: normalise $_
2314	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2315	]	2588	]
2316	}	2589	}
2317		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
2318	=back	2623	=back
2319		2624
2320	=head3 cf::object	2625	=head3 cf::object
2321		2626
2322	=cut	2627	=cut
…		…
2345		2650
2346	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.
2347		2652
2348	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2349		2654
2350	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,
2351	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2352		2657
2353	=cut	2658	=cut
2354		2659
2355	sub deref {	2660	sub deref {
…		…
2387		2692
2388	our $SAY_CHANNEL = {	2693	our $SAY_CHANNEL = {
2389	id => "say",	2694	id => "say",
2390	title => "Map",	2695	title => "Map",
2391	reply => "say ",	2696	reply => "say ",
2392	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.",
2393	};	2698	};
2394		2699
2395	our $CHAT_CHANNEL = {	2700	our $CHAT_CHANNEL = {
2396	id => "chat",	2701	id => "chat",
2397	title => "Chat",	2702	title => "Chat",
…		…
2454		2759
2455	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}>).
2456		2761
2457	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.
2458	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,
2459	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
2460	map.	2765	map.
2461		2766
2462	Will never block.	2767	Will never block.
2463		2768
2464	=item $player_object->leave_link ($map, $x, $y)	2769	=item $player_object->leave_link ($map, $x, $y)
…		…
2485	sub cf::object::player::enter_link {	2790	sub cf::object::player::enter_link {
2486	my ($self) = @_;	2791	my ($self) = @_;
2487		2792
2488	$self->deactivate_recursive;	2793	$self->deactivate_recursive;
2489		2794
		2795	++$self->{_link_recursion};
		2796
2490	return if UNIVERSAL::isa $self->map, "ext::map_link";	2797	return if UNIVERSAL::isa $self->map, "ext::map_link";
2491		2798
2492	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2799	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2493	if $self->map && $self->map->{path} ne "{link}";	2800	if $self->map && $self->map->{path} ne "{link}";
2494		2801
2495	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2802	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2496	}	2803	}
2497		2804
2498	sub cf::object::player::leave_link {	2805	sub cf::object::player::leave_link {
2499	my ($self, $map, $x, $y) = @_;	2806	my ($self, $map, $x, $y) = @_;
2500		2807
…		…
2517	($x, $y) = (-1, -1)	2824	($x, $y) = (-1, -1)
2518	unless (defined $x) && (defined $y);	2825	unless (defined $x) && (defined $y);
2519		2826
2520	# use -1 or undef as default coordinates, not 0, 0	2827	# use -1 or undef as default coordinates, not 0, 0
2521	($x, $y) = ($map->enter_x, $map->enter_y)	2828	($x, $y) = ($map->enter_x, $map->enter_y)
2522	if $x <=0 && $y <= 0;	2829	if $x <= 0 && $y <= 0;
2523		2830
2524	$map->load;	2831	$map->load;
2525	$map->load_neighbours;
2526		2832
2527	return unless $self->contr->active;	2833	return unless $self->contr->active;
2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2529	$self->activate_recursive;
2530		2834
2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2835	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2532	$self->enter_map ($map, $x, $y);	2836	if ($self->enter_map ($map, $x, $y)) {
2533	}	2837	# entering was successful
		2838	delete $self->{_link_recursion};
		2839	# only activate afterwards, to support waiting in hooks
		2840	$self->activate_recursive;
		2841	}
2534		2842
		2843	}
		2844
2535	=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)]])
2536		2846
2537	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
2538	her, loading and preparing them map, calling the provided $check callback	2848	her, loading and preparing them map, calling the provided $check callback
2539	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
2540	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
…		…
2547		2857
2548	our $GOTOGEN;	2858	our $GOTOGEN;
2549		2859
2550	sub cf::object::player::goto {	2860	sub cf::object::player::goto {
2551	my ($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	}
2552		2868
2553	# 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
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2870	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2871
2556	$self->enter_link;	2872	$self->enter_link;
…		…
2576	($path, $x, $y) = (undef, undef, undef);	2892	($path, $x, $y) = (undef, undef, undef);
2577	}	2893	}
2578	}	2894	}
2579		2895
2580	my $map = eval {	2896	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2897	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2582		2898
2583	if ($map) {	2899	if ($map) {
2584	$map = $map->customise_for ($self);	2900	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2901	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2902	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2903	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2904	}
2589		2905
2590	$map	2906	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2914	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2915	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2916	$self->leave_link ($map, $x, $y);
2601	}	2917	}
2602		2918
2603	$done->() if $done;	2919	$done->($self) if $done;
2604	})->prio (1);	2920	})->prio (1);
2605	}	2921	}
2606		2922
2607	=item $player_object->enter_exit ($exit_object)	2923	=item $player_object->enter_exit ($exit_object)
2608		2924
…		…
2676	$Coro::current->{desc} = "enter_exit";	2992	$Coro::current->{desc} = "enter_exit";
2677		2993
2678	unless (eval {	2994	unless (eval {
2679	$self->deactivate_recursive; # just to be sure	2995	$self->deactivate_recursive; # just to be sure
2680		2996
2681	# random map handling
2682	{
2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
2684
2685	prepare_random_map $exit
2686	if $exit->slaying eq "/!";
2687	}
2688
2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2997	my $map = cf::map::normalise $exit->slaying, $exit->map;
2690	my $x = $exit->stats->hp;	2998	my $x = $exit->stats->hp;
2691	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	}
2692		3023
2693	$self->goto ($map, $x, $y);	3024	$self->goto ($map, $x, $y);
2694		3025
2695	# if exit is damned, update players death & WoR home-position	3026	# if exit is damned, update players death & WoR home-position
2696	$self->contr->savebed ($map, $x, $y)	3027	$self->contr->savebed ($map, $x, $y)
…		…
2701	$self->message ("Something went wrong deep within the deliantra server. "	3032	$self->message ("Something went wrong deep within the deliantra server. "
2702	. "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. "
2703	. "Please report this to the dungeon master!",	3034	. "Please report this to the dungeon master!",
2704	cf::NDI_UNIQUE | cf::NDI_RED);	3035	cf::NDI_UNIQUE | cf::NDI_RED);
2705		3036
2706	warn "ERROR in enter_exit: $@";	3037	error "ERROR in enter_exit: $@";
2707	$self->leave_link;	3038	$self->leave_link;
2708	}	3039	}
2709	})->prio (1);	3040	})->prio (1);
2710	}	3041	}
2711		3042
2712	=head3 cf::client	3043	=head3 cf::client
2713		3044
2714	=over 4	3045	=over 4
2715		3046
2716	=item $client->send_drawinfo ($text, $flags)	3047	=item $client->send_big_packet ($pkt)
2717		3048
2718	Sends a drawinfo packet to the client. Circumvents output buffering so	3049	Like C<send_packet>, but tries to compress large packets, and fragments
2719	should not be used under normal circumstances.	3050	them as required.
2720		3051
2721	=cut	3052	=cut
2722		3053
		3054	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3055
2723	sub cf::client::send_drawinfo {	3056	sub cf::client::send_big_packet {
2724	my ($self, $text, $flags) = @_;	3057	my ($self, $pkt) = @_;
2725		3058
2726	utf8::encode $text;	3059	# try lzf for large packets
2727	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3060	$pkt = "lzf " . Compress::LZF::compress $pkt
		3061	if 1024 <= length $pkt and $self->{can_lzf};
		3062
		3063	# split very large packets
		3064	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3065	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3066	$pkt = "frag";
		3067	}
		3068
		3069	$self->send_packet ($pkt);
2728	}	3070	}
2729		3071
2730	=item $client->send_msg ($channel, $msg, $color, [extra...])	3072	=item $client->send_msg ($channel, $msg, $color, [extra...])
2731		3073
2732	Send a drawinfo or msg packet to the client, formatting the msg for the	3074	Send a msg packet to the client, formatting the msg for the client if
2733	client if neccessary. C<$type> should be a string identifying the type of	3075	necessary. C<$type> should be a string identifying the type of the
2734	the message, with C<log> being the default. If C<$color> is negative, suppress	3076	message, with C<log> being the default. If C<$color> is negative, suppress
2735	the message unless the client supports the msg packet.	3077	the message unless the client supports the msg packet.
2736		3078
2737	=cut	3079	=cut
2738		3080
2739	# non-persistent channels (usually the info channel)	3081	# non-persistent channels (usually the info channel)
2740	our %CHANNEL = (	3082	our %CHANNEL = (
		3083	"c/motd" => {
		3084	id => "infobox",
		3085	title => "MOTD",
		3086	reply => undef,
		3087	tooltip => "The message of the day",
		3088	},
2741	"c/identify" => {	3089	"c/identify" => {
2742	id => "infobox",	3090	id => "infobox",
2743	title => "Identify",	3091	title => "Identify",
2744	reply => undef,	3092	reply => undef,
2745	tooltip => "Items recently identified",	3093	tooltip => "Items recently identified",
…		…
2747	"c/examine" => {	3095	"c/examine" => {
2748	id => "infobox",	3096	id => "infobox",
2749	title => "Examine",	3097	title => "Examine",
2750	reply => undef,	3098	reply => undef,
2751	tooltip => "Signs and other items you examined",	3099	tooltip => "Signs and other items you examined",
		3100	},
		3101	"c/shopinfo" => {
		3102	id => "infobox",
		3103	title => "Shop Info",
		3104	reply => undef,
		3105	tooltip => "What your bargaining skill tells you about the shop",
2752	},	3106	},
2753	"c/book" => {	3107	"c/book" => {
2754	id => "infobox",	3108	id => "infobox",
2755	title => "Book",	3109	title => "Book",
2756	reply => undef,	3110	reply => undef,
…		…
2772	id => "infobox",	3126	id => "infobox",
2773	title => "Body Parts",	3127	title => "Body Parts",
2774	reply => undef,	3128	reply => undef,
2775	tooltip => "Shows which body parts you posess and are available",	3129	tooltip => "Shows which body parts you posess and are available",
2776	},	3130	},
		3131	"c/statistics" => {
		3132	id => "infobox",
		3133	title => "Statistics",
		3134	reply => undef,
		3135	tooltip => "Shows your primary statistics",
		3136	},
2777	"c/skills" => {	3137	"c/skills" => {
2778	id => "infobox",	3138	id => "infobox",
2779	title => "Skills",	3139	title => "Skills",
2780	reply => undef,	3140	reply => undef,
2781	tooltip => "Shows your experience per skill and item power",	3141	tooltip => "Shows your experience per skill and item power",
		3142	},
		3143	"c/shopitems" => {
		3144	id => "infobox",
		3145	title => "Shop Items",
		3146	reply => undef,
		3147	tooltip => "Shows the items currently for sale in this shop",
		3148	},
		3149	"c/resistances" => {
		3150	id => "infobox",
		3151	title => "Resistances",
		3152	reply => undef,
		3153	tooltip => "Shows your resistances",
		3154	},
		3155	"c/pets" => {
		3156	id => "infobox",
		3157	title => "Pets",
		3158	reply => undef,
		3159	tooltip => "Shows information abotu your pets/a specific pet",
		3160	},
		3161	"c/perceiveself" => {
		3162	id => "infobox",
		3163	title => "Perceive Self",
		3164	reply => undef,
		3165	tooltip => "You gained detailed knowledge about yourself",
2782	},	3166	},
2783	"c/uptime" => {	3167	"c/uptime" => {
2784	id => "infobox",	3168	id => "infobox",
2785	title => "Uptime",	3169	title => "Uptime",
2786	reply => undef,	3170	reply => undef,
…		…
2796	id => "party",	3180	id => "party",
2797	title => "Party",	3181	title => "Party",
2798	reply => "gsay ",	3182	reply => "gsay ",
2799	tooltip => "Messages and chat related to your party",	3183	tooltip => "Messages and chat related to your party",
2800	},	3184	},
		3185	"c/death" => {
		3186	id => "death",
		3187	title => "Death",
		3188	reply => undef,
		3189	tooltip => "Reason for and more info about your most recent death",
		3190	},
		3191	"c/fatal" => {
		3192	id => "fatal",
		3193	title => "Fatal Error",
		3194	reply => undef,
		3195	tooltip => "Reason for the server disconnect",
		3196	},
		3197	"c/say" => $SAY_CHANNEL,
		3198	"c/chat" => $CHAT_CHANNEL,
2801	);	3199	);
2802		3200
2803	sub cf::client::send_msg {	3201	sub cf::client::send_msg {
2804	my ($self, $channel, $msg, $color, @extra) = @_;	3202	my ($self, $channel, $msg, $color, @extra) = @_;
2805		3203
…		…
2810		3208
2811	# check predefined channels, for the benefit of C	3209	# check predefined channels, for the benefit of C
2812	if ($CHANNEL{$channel}) {	3210	if ($CHANNEL{$channel}) {
2813	$channel = $CHANNEL{$channel};	3211	$channel = $CHANNEL{$channel};
2814		3212
2815	$self->ext_msg (channel_info => $channel)	3213	$self->ext_msg (channel_info => $channel);
2816	if $self->can_msg;
2817
2818	$channel = $channel->{id};	3214	$channel = $channel->{id};
2819		3215
2820	} elsif (ref $channel) {	3216	} elsif (ref $channel) {
2821	# send meta info to client, if not yet sent	3217	# send meta info to client, if not yet sent
2822	unless (exists $self->{channel}{$channel->{id}}) {	3218	unless (exists $self->{channel}{$channel->{id}}) {
2823	$self->{channel}{$channel->{id}} = $channel;	3219	$self->{channel}{$channel->{id}} = $channel;
2824	$self->ext_msg (channel_info => $channel)	3220	$self->ext_msg (channel_info => $channel);
2825	if $self->can_msg;
2826	}	3221	}
2827		3222
2828	$channel = $channel->{id};	3223	$channel = $channel->{id};
2829	}	3224	}
2830		3225
2831	return unless @extra || length $msg;	3226	return unless @extra || length $msg;
2832		3227
2833	if ($self->can_msg) {
2834	# default colour, mask it out	3228	# default colour, mask it out
2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3229	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2836	if $color & cf::NDI_DEF;	3230	if $color & cf::NDI_DEF;
2837		3231
2838	my $pkt = "msg "	3232	my $pkt = "msg "
2839	. $self->{json_coder}->encode (	3233	. $self->{json_coder}->encode (
2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3234	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2841	);	3235	);
2842		3236
2843	# try lzf for large packets
2844	$pkt = "lzf " . Compress::LZF::compress $pkt
2845	if 1024 <= length $pkt and $self->{can_lzf};
2846
2847	# split very large packets
2848	if (8192 < length $pkt and $self->{can_lzf}) {
2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2850	$pkt = "frag";
2851	}
2852
2853	$self->send_packet ($pkt);	3237	$self->send_big_packet ($pkt);
2854	} else {
2855	if ($color >= 0) {
2856	# replace some tags by gcfclient-compatible ones
2857	for ($msg) {
2858	1 while
2859	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2860	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2861	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2862	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2863	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2864	}
2865
2866	$color &= cf::NDI_COLOR_MASK;
2867
2868	utf8::encode $msg;
2869
2870	if (0 && $msg =~ /\[/) {
2871	# COMMAND/INFO
2872	$self->send_packet ("drawextinfo $color 10 8 $msg")
2873	} else {
2874	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2875	$self->send_packet ("drawinfo $color $msg")
2876	}
2877	}
2878	}
2879	}	3238	}
2880		3239
2881	=item $client->ext_msg ($type, @msg)	3240	=item $client->ext_msg ($type, @msg)
2882		3241
2883	Sends an ext event to the client.	3242	Sends an ext event to the client.
…		…
2885	=cut	3244	=cut
2886		3245
2887	sub cf::client::ext_msg($$@) {	3246	sub cf::client::ext_msg($$@) {
2888	my ($self, $type, @msg) = @_;	3247	my ($self, $type, @msg) = @_;
2889		3248
2890	if ($self->extcmd == 2) {
2891	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3249	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2892	} elsif ($self->extcmd == 1) { # TODO: remove
2893	push @msg, msgtype => "event_$type";
2894	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2895	}
2896	}
2897
2898	=item $client->ext_reply ($msgid, @msg)
2899
2900	Sends an ext reply to the client.
2901
2902	=cut
2903
2904	sub cf::client::ext_reply($$@) {
2905	my ($self, $id, @msg) = @_;
2906
2907	if ($self->extcmd == 2) {
2908	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2909	} elsif ($self->extcmd == 1) {
2910	#TODO: version 1, remove
2911	unshift @msg, msgtype => "reply", msgid => $id;
2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2913	}
2914	}	3250	}
2915		3251
2916	=item $success = $client->query ($flags, "text", \&cb)	3252	=item $success = $client->query ($flags, "text", \&cb)
2917		3253
2918	Queues a query to the client, calling the given callback with	3254	Queues a query to the client, calling the given callback with
…		…
2938		3274
2939	$self->send_packet ($self->{query_queue}[0][0])	3275	$self->send_packet ($self->{query_queue}[0][0])
2940	if @{ $self->{query_queue} } == 1;	3276	if @{ $self->{query_queue} } == 1;
2941		3277
2942	1	3278	1
		3279	}
		3280
		3281	=item $client->update_command_faces
		3282
		3283	=cut
		3284
		3285	our %COMMAND_FACE;
		3286
		3287	sub cf::client::update_command_faces {
		3288	my ($self) = @_;
		3289
		3290	my @faces = grep $_,
		3291	$COMMAND_FACE{preferred},
		3292	$COMMAND_FACE{standard},
		3293	$COMMAND_FACE{skill},
		3294	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3295	$COMMAND_FACE{emote},
		3296	;
		3297
		3298	$self->send_face ($_)
		3299	for @faces;
		3300	$self->flush_fx;
		3301
		3302	$self->ext_msg (command_list => @faces);
		3303	}
		3304
		3305	=item cf::client::set_command_face $type, $commands
		3306
		3307	=cut
		3308
		3309	sub cf::client::set_command_face {
		3310	my ($type, $list) = @_;
		3311
		3312	my $idx = &cf::face::set ( #d# ugly forward reference
		3313	"command_list/$type" => cf::FT_RSRC,
		3314	JSON::XS->new->utf8->encode ([ sort @$list ])
		3315	);
		3316
		3317	$COMMAND_FACE{$type} = $idx;
2943	}	3318	}
2944		3319
2945	cf::client->attach (	3320	cf::client->attach (
2946	on_connect => sub {	3321	on_connect => sub {
2947	my ($ns) = @_;	3322	my ($ns) = @_;
…		…
2973	my ($ns, $buf) = @_;	3348	my ($ns, $buf) = @_;
2974		3349
2975	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3350	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2976		3351
2977	if (ref $msg) {	3352	if (ref $msg) {
2978	my ($type, $reply, @payload) =	3353	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2979	"ARRAY" eq ref $msg
2980	? @$msg
2981	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2982		3354
2983	my @reply;
2984
2985	if (my $cb = $EXTICMD{$type}) {	3355	if (my $cb = $EXTIACMD{$type}) {
		3356	$cb->(
		3357	$ns,
		3358	sub {
		3359	$ns->ext_msg ("reply-$reply", @_)
		3360	if $reply;
		3361	},
		3362	@payload
		3363	);
		3364	} else {
		3365	my @reply;
		3366
		3367	if (my $cb = $EXTICMD{$type}) {
2986	@reply = $cb->($ns, @payload);	3368	@reply = $cb->($ns, @payload);
		3369	}
		3370
		3371	$ns->ext_msg ("reply-$reply", @reply)
		3372	if $reply;
2987	}	3373	}
2988
2989	$ns->ext_reply ($reply, @reply)
2990	if $reply;
2991
2992	} else {	3374	} else {
2993	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3375	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2994	}	3376	}
2995		3377
2996	cf::override;	3378	cf::override;
2997	},	3379	},
2998	);	3380	);
…		…
3018		3400
3019	$coro	3401	$coro
3020	}	3402	}
3021		3403
3022	cf::client->attach (	3404	cf::client->attach (
3023	on_destroy => sub {	3405	on_client_destroy => sub {
3024	my ($ns) = @_;	3406	my ($ns) = @_;
3025		3407
3026	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3408	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3027	},	3409	},
3028	);	3410	);
…		…
3044	our $safe_hole = new Safe::Hole;	3426	our $safe_hole = new Safe::Hole;
3045		3427
3046	$SIG{FPE} = 'IGNORE';	3428	$SIG{FPE} = 'IGNORE';
3047		3429
3048	$safe->permit_only (Opcode::opset qw(	3430	$safe->permit_only (Opcode::opset qw(
3049	:base_core :base_mem :base_orig :base_math	3431	:base_core :base_mem :base_orig :base_math :base_loop
3050	grepstart grepwhile mapstart mapwhile	3432	grepstart grepwhile mapstart mapwhile
3051	sort time	3433	sort time
3052	));	3434	));
3053		3435
3054	# here we export the classes and methods available to script code	3436	# here we export the classes and methods available to script code
…		…
3058	The following functions and methods are available within a safe environment:	3440	The following functions and methods are available within a safe environment:
3059		3441
3060	cf::object	3442	cf::object
3061	contr pay_amount pay_player map x y force_find force_add destroy	3443	contr pay_amount pay_player map x y force_find force_add destroy
3062	insert remove name archname title slaying race decrease split	3444	insert remove name archname title slaying race decrease split
		3445	value
3063		3446
3064	cf::object::player	3447	cf::object::player
3065	player	3448	player
3066		3449
3067	cf::player	3450	cf::player
…		…
3073	=cut	3456	=cut
3074		3457
3075	for (	3458	for (
3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3459	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3077	insert remove inv nrof name archname title slaying race	3460	insert remove inv nrof name archname title slaying race
3078	decrease split destroy change_exp)],	3461	decrease split destroy change_exp value msg lore send_msg)],
3079	["cf::object::player" => qw(player)],	3462	["cf::object::player" => qw(player)],
3080	["cf::player" => qw(peaceful)],	3463	["cf::player" => qw(peaceful send_msg)],
3081	["cf::map" => qw(trigger)],	3464	["cf::map" => qw(trigger)],
3082	) {	3465	) {
3083	no strict 'refs';
3084	my ($pkg, @funs) = @$_;	3466	my ($pkg, @funs) = @$_;
3085	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3467	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3086	for @funs;	3468	for @funs;
3087	}	3469	}
3088		3470
…		…
3103		3485
3104	my $qcode = $code;	3486	my $qcode = $code;
3105	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3487	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3106	$qcode =~ s/\n/\\n/g;	3488	$qcode =~ s/\n/\\n/g;
3107		3489
		3490	%vars = (_dummy => 0) unless %vars;
		3491
		3492	my @res;
3108	local $_;	3493	local $_;
3109	local @safe::cf::_safe_eval_args = values %vars;
3110		3494
3111	my $eval =	3495	my $eval =
3112	"do {\n"	3496	"do {\n"
3113	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3497	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3114	. "#line 0 \"{$qcode}\"\n"	3498	. "#line 0 \"{$qcode}\"\n"
3115	. $code	3499	. $code
3116	. "\n}"	3500	. "\n}"
3117	;	3501	;
3118		3502
		3503	if ($CFG{safe_eval}) {
3119	sub_generation_inc;	3504	sub_generation_inc;
		3505	local @safe::cf::_safe_eval_args = values %vars;
3120	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3506	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3121	sub_generation_inc;	3507	sub_generation_inc;
		3508	} else {
		3509	local @cf::_safe_eval_args = values %vars;
		3510	@res = wantarray ? eval eval : scalar eval $eval;
		3511	}
3122		3512
3123	if ($@) {	3513	if ($@) {
3124	warn "$@";	3514	warn "$@",
3125	warn "while executing safe code '$code'\n";	3515	"while executing safe code '$code'\n",
3126	warn "with arguments " . (join " ", %vars) . "\n";	3516	"with arguments " . (join " ", %vars) . "\n";
3127	}	3517	}
3128		3518
3129	wantarray ? @res : $res[0]	3519	wantarray ? @res : $res[0]
3130	}	3520	}
3131		3521
…		…
3145	=cut	3535	=cut
3146		3536
3147	sub register_script_function {	3537	sub register_script_function {
3148	my ($fun, $cb) = @_;	3538	my ($fun, $cb) = @_;
3149		3539
3150	no strict 'refs';	3540	$fun = "safe::$fun" if $CFG{safe_eval};
3151	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3541	*$fun = $safe_hole->wrap ($cb);
3152	}	3542	}
3153		3543
3154	=back	3544	=back
3155		3545
3156	=cut	3546	=cut
3157		3547
3158	#############################################################################	3548	#############################################################################
3159	# the server's init and main functions	3549	# the server's init and main functions
3160		3550
		3551	{
		3552	package cf::face;
		3553
		3554	our %HASH; # hash => idx
		3555	our @DATA; # dynamically-created facedata, only faceste 0 used
		3556	our @FOFS; # file offset, if > 0
		3557	our @SIZE; # size of face, in octets
		3558	our @META; # meta hash of face, if any
		3559	our $DATAFH; # facedata filehandle
		3560
		3561	# internal api, not finalised
		3562	sub set {
		3563	my ($name, $type, $data) = @_;
		3564
		3565	my $idx = cf::face::find $name;
		3566
		3567	if ($idx) {
		3568	delete $HASH{cf::face::get_csum $idx};
		3569	} else {
		3570	$idx = cf::face::alloc $name;
		3571	}
		3572
		3573	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3574
		3575	cf::face::set_type $idx, $type;
		3576	cf::face::set_csum $idx, 0, $hash;
		3577
		3578	# we need to destroy the SV itself, not just modify it, as a running ix
		3579	# might hold a reference to it: "delete" achieves that.
		3580	delete $FOFS[0][$idx];
		3581	delete $DATA[0][$idx];
		3582	$DATA[0][$idx] = $data;
		3583	$SIZE[0][$idx] = length $data;
		3584	delete $META[$idx];
		3585	$HASH{$hash} = $idx;#d#
		3586
		3587	$idx
		3588	}
		3589
		3590	sub _get_data($$$) {
		3591	my ($idx, $set, $cb) = @_;
		3592
		3593	if (defined $DATA[$set][$idx]) {
		3594	$cb->($DATA[$set][$idx]);
		3595	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3596	my $size = $SIZE[$set][$idx];
		3597	my $buf;
		3598	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3599	if ($_[0] == $size) {
		3600	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3601	$cb->($buf);
		3602	} else {
		3603	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3604	}
		3605	};
		3606	} else {
		3607	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3608	}
		3609	}
		3610
		3611	# rather ineffient
		3612	sub cf::face::get_data($;$) {
		3613	my ($idx, $set) = @_;
		3614
		3615	_get_data $idx, $set, Coro::rouse_cb;
		3616	Coro::rouse_wait
		3617	}
		3618
		3619	sub cf::face::ix {
		3620	my ($ns, $set, $idx, $pri) = @_;
		3621
		3622	_get_data $idx, $set, sub {
		3623	$ns->ix_send ($idx, $pri, $_[0]);
		3624	};
		3625	}
		3626	}
		3627
3161	sub load_facedata($) {	3628	sub load_facedata($) {
3162	my ($path) = @_;	3629	my ($path) = @_;
3163		3630
3164	# HACK to clear player env face cache, we need some signal framework
3165	# for this (global event?)
3166	%ext::player_env::MUSIC_FACE_CACHE = ();
3167
3168	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3631	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3169		3632
3170	warn "loading facedata from $path\n";	3633	trace "loading facedata from $path\n";
3171		3634
3172	my $facedata;	3635	my $facedata = decode_storable load_file "$path/faceinfo";
3173	0 < aio_load $path, $facedata
3174	or die "$path: $!";
3175
3176	$facedata = Coro::Storable::thaw $facedata;
3177		3636
3178	$facedata->{version} == 2	3637	$facedata->{version} == 2
3179	or cf::cleanup "$path: version mismatch, cannot proceed.";	3638	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3180		3639
3181	# patch in the exptable	3640	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3182	$facedata->{resource}{"res/exp_table"} = {	3641	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3183	type => FT_RSRC,	3642
3184	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3643	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3185	};	3644
3186	cf::cede_to_tick;	3645	# BEGIN ATOMIC
		3646	# from here on, everything must be atomic - no thread switch allowed
		3647	my $t1 = EV::time;
3187		3648
3188	{	3649	{
3189	my $faces = $facedata->{faceinfo};	3650	my $faces = $facedata->{faceinfo};
3190		3651
3191	while (my ($face, $info) = each %$faces) {	3652	for my $face (sort keys %$faces) {
		3653	my $info = $faces->{$face};
3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3654	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3193		3655
3194	cf::face::set_visibility $idx, $info->{visibility};	3656	cf::face::set_visibility $idx, $info->{visibility};
3195	cf::face::set_magicmap $idx, $info->{magicmap};	3657	cf::face::set_magicmap $idx, $info->{magicmap};
3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3658	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3659	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3198		3660	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3199	cf::cede_to_tick;	3661	$cf::face::HASH{$info->{hash64}} = $idx;
		3662	delete $cf::face::META[$idx];
3200	}	3663	}
3201		3664
3202	while (my ($face, $info) = each %$faces) {	3665	while (my ($face, $info) = each %$faces) {
3203	next unless $info->{smooth};	3666	next unless $info->{smooth};
3204		3667
…		…
3207		3670
3208	if (my $smooth = cf::face::find $info->{smooth}) {	3671	if (my $smooth = cf::face::find $info->{smooth}) {
3209	cf::face::set_smooth $idx, $smooth;	3672	cf::face::set_smooth $idx, $smooth;
3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3673	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3211	} else {	3674	} else {
3212	warn "smooth face '$info->{smooth}' not found for face '$face'";	3675	error "smooth face '$info->{smooth}' not found for face '$face'";
3213	}	3676	}
3214
3215	cf::cede_to_tick;
3216	}	3677	}
3217	}	3678	}
3218		3679
3219	{	3680	{
3220	my $anims = $facedata->{animinfo};	3681	my $anims = $facedata->{animinfo};
3221		3682
3222	while (my ($anim, $info) = each %$anims) {	3683	while (my ($anim, $info) = each %$anims) {
3223	cf::anim::set $anim, $info->{frames}, $info->{facings};	3684	cf::anim::set $anim, $info->{frames}, $info->{facings};
3224	cf::cede_to_tick;
3225	}	3685	}
3226		3686
3227	cf::anim::invalidate_all; # d'oh	3687	cf::anim::invalidate_all; # d'oh
3228	}	3688	}
3229		3689
3230	{	3690	{
3231	# TODO: for gcfclient pleasure, we should give resources
3232	# that gcfclient doesn't grok a >10000 face index.
3233	my $res = $facedata->{resource};	3691	my $res = $facedata->{resource};
3234		3692
3235	while (my ($name, $info) = each %$res) {	3693	while (my ($name, $info) = each %$res) {
3236	if (defined $info->{type}) {	3694	if (defined (my $type = $info->{type})) {
		3695	# TODO: different hash - must free and use new index, or cache ixface data queue
3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3696	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3238	my $data;
3239		3697
3240	if ($info->{type} & 1) {
3241	# prepend meta info
3242
3243	my $meta = $enc->encode ({
3244	name => $name,
3245	%{ $info->{meta} || {} },
3246	});
3247
3248	$data = pack "(w/a*)*", $meta, $info->{data};
3249	} else {
3250	$data = $info->{data};
3251	}
3252
3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3254	cf::face::set_type $idx, $info->{type};	3698	cf::face::set_type $idx, $type;
		3699	cf::face::set_csum $idx, 0, $info->{hash};
		3700	$cf::face::SIZE[0][$idx] = $info->{size};
		3701	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3702	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3703	$cf::face::HASH{$info->{hash}} = $idx;
3255	} else {	3704	} else {
3256	$RESOURCE{$name} = $info;	3705	# $RESOURCE{$name} = $info; # unused
3257	}	3706	}
3258
3259	cf::cede_to_tick;
3260	}	3707	}
3261	}	3708	}
		3709
		3710	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3711
		3712	# HACK to clear player env face cache, we need some signal framework
		3713	# for this (global event?)
		3714	%ext::player_env::MUSIC_FACE_CACHE = ();
		3715
		3716	# END ATOMIC
		3717
		3718	cf::debug "facedata atomic update time ", EV::time - $t1;
3262		3719
3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3720	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3264		3721
		3722	aio_close $fh if $fh; # close old facedata
		3723
3265	1	3724	1
3266	}	3725	}
3267
3268	cf::global->attach (on_resource_update => sub {
3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3271
3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3273	my $sound = $soundconf->{compat}[$_]
3274	or next;
3275
3276	my $face = cf::face::find "sound/$sound->[1]";
3277	cf::sound::set $sound->[0] => $face;
3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3279	}
3280
3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
3282	my $face = cf::face::find "sound/$v";
3283	cf::sound::set $k => $face;
3284	}
3285	}
3286	});
3287		3726
3288	register_exticmd fx_want => sub {	3727	register_exticmd fx_want => sub {
3289	my ($ns, $want) = @_;	3728	my ($ns, $want) = @_;
3290		3729
3291	while (my ($k, $v) = each %$want) {	3730	while (my ($k, $v) = each %$want) {
…		…
3299	my $status = load_resource_file_ $_[0];	3738	my $status = load_resource_file_ $_[0];
3300	get_slot 0.1, 100;	3739	get_slot 0.1, 100;
3301	cf::arch::commit_load;	3740	cf::arch::commit_load;
3302		3741
3303	$status	3742	$status
		3743	}
		3744
		3745	sub reload_exp_table {
		3746	_reload_exp_table;
		3747
		3748	cf::face::set
		3749	"res/exp_table" => FT_RSRC,
		3750	JSON::XS->new->utf8->canonical->encode (
		3751	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3752	);
		3753	}
		3754
		3755	sub reload_materials {
		3756	_reload_materials;
3304	}	3757	}
3305		3758
3306	sub reload_regions {	3759	sub reload_regions {
3307	# HACK to clear player env face cache, we need some signal framework	3760	# HACK to clear player env face cache, we need some signal framework
3308	# for this (global event?)	3761	# for this (global event?)
…		…
3316	if exists $_->{match};	3769	if exists $_->{match};
3317	}	3770	}
3318	}	3771	}
3319		3772
3320	sub reload_facedata {	3773	sub reload_facedata {
3321	load_facedata "$DATADIR/facedata"	3774	load_facedata $DATADIR
3322	or die "unable to load facedata\n";	3775	or die "unable to load facedata\n";
3323	}	3776	}
3324		3777
3325	sub reload_archetypes {	3778	sub reload_archetypes {
3326	load_resource_file "$DATADIR/archetypes"	3779	load_resource_file "$DATADIR/archetypes"
3327	or die "unable to load archetypes\n";	3780	or die "unable to load archetypes\n";
		3781
		3782	cf::face::set
		3783	"res/skill_info" => FT_RSRC,
		3784	JSON::XS->new->utf8->canonical->encode (
		3785	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3786	);
		3787
		3788	cf::face::set
		3789	"res/spell_paths" => FT_RSRC,
		3790	JSON::XS->new->utf8->canonical->encode (
		3791	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3792	);
		3793
		3794	# command completion
		3795	my @commands;
		3796
		3797	for (0..cf::arch::skillvec_size - 1) {
		3798	my $skill = cf::arch::skillvec $_;
		3799	my $name = $skill->name;
		3800	my $flags = cf::skill_flags $skill->subtype;
		3801
		3802	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3803	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3804	}
		3805
		3806	cf::client::set_command_face skill => \@commands;
3328	}	3807	}
3329		3808
3330	sub reload_treasures {	3809	sub reload_treasures {
3331	load_resource_file "$DATADIR/treasures"	3810	load_resource_file "$DATADIR/treasures"
3332	or die "unable to load treasurelists\n";	3811	or die "unable to load treasurelists\n";
3333	}	3812	}
3334		3813
		3814	sub reload_sound {
		3815	trace "loading sound config from $DATADIR/sound\n";
		3816
		3817	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3818
		3819	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3820	my $sound = $soundconf->{compat}[$_]
		3821	or next;
		3822
		3823	my $face = cf::face::find "sound/$sound->[1]";
		3824	cf::sound::set $sound->[0] => $face;
		3825	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3826	}
		3827
		3828	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3829	my $face = cf::face::find "sound/$v";
		3830	cf::sound::set $k => $face;
		3831	}
		3832	}
		3833
3335	sub reload_resources {	3834	sub reload_resources {
3336	warn "reloading resource files...\n";	3835	trace "reloading resource files...\n";
3337		3836
		3837	reload_materials;
3338	reload_facedata;	3838	reload_facedata;
		3839	reload_exp_table;
		3840	reload_sound;
3339	reload_archetypes;	3841	reload_archetypes;
3340	reload_regions;	3842	reload_regions;
3341	reload_treasures;	3843	reload_treasures;
3342		3844
3343	warn "finished reloading resource files\n";	3845	trace "finished reloading resource files\n";
3344	}
3345
3346	sub init {
3347	my $guard = freeze_mainloop;
3348
3349	evthread_start IO::AIO::poll_fileno;
3350
3351	reload_resources;
3352	}	3846	}
3353		3847
3354	sub reload_config {	3848	sub reload_config {
3355	open my $fh, "<:utf8", "$CONFDIR/config"	3849	trace "reloading config file...\n";
3356	or return;
3357		3850
3358	local $/;	3851	my $config = load_file "$CONFDIR/config";
3359	*CFG = YAML::Load <$fh>;	3852	utf8::decode $config;
		3853	*CFG = decode_yaml $config;
3360		3854
3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3855	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3362		3856
3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3857	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3858	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3365		3859
3366	if (exists $CFG{mlockall}) {	3860	if (exists $CFG{mlockall}) {
…		…
3389		3883
3390	seek $fh, 0, 0;	3884	seek $fh, 0, 0;
3391	print $fh $$;	3885	print $fh $$;
3392	}	3886	}
3393		3887
		3888	sub main_loop {
		3889	trace "EV::loop starting\n";
		3890	if (1) {
		3891	EV::loop;
		3892	}
		3893	trace "EV::loop returned\n";
		3894	goto &main_loop unless $REALLY_UNLOOP;
		3895	}
		3896
3394	sub main {	3897	sub main {
3395	atomic;	3898	cf::init_globals; # initialise logging
		3899
		3900	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3901	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3902	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3903	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3904
		3905	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3396		3906
3397	# we must not ever block the main coroutine	3907	# we must not ever block the main coroutine
3398	local $Coro::idle = sub {	3908	$Coro::idle = sub {
3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3909	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3400	(async {	3910	(async {
3401	$Coro::current->{desc} = "IDLE BUG HANDLER";	3911	$Coro::current->{desc} = "IDLE BUG HANDLER";
3402	EV::loop EV::LOOP_ONESHOT;	3912	EV::loop EV::LOOP_ONESHOT;
3403	})->prio (Coro::PRIO_MAX);	3913	})->prio (Coro::PRIO_MAX);
3404	};	3914	};
3405		3915
3406	{	3916	evthread_start IO::AIO::poll_fileno;
3407	my $guard = freeze_mainloop;	3917
		3918	cf::sync_job {
		3919	cf::incloader::init ();
		3920
		3921	db_init;
		3922
		3923	cf::init_anim;
		3924	cf::init_attackmess;
		3925	cf::init_dynamic;
		3926
		3927	cf::load_settings;
		3928
		3929	reload_resources;
3408	reload_config;	3930	reload_config;
3409	db_init;	3931
		3932	cf::init_uuid;
		3933	cf::init_signals;
		3934	cf::init_skills;
		3935
		3936	cf::init_beforeplay;
		3937
		3938	atomic;
		3939
3410	load_extensions;	3940	load_extensions;
3411		3941
3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3413	}
3414
3415	utime time, time, $RUNTIMEFILE;	3942	utime time, time, $RUNTIMEFILE;
3416		3943
3417	# no (long-running) fork's whatsoever before this point(!)	3944	# no (long-running) fork's whatsoever before this point(!)
		3945	use POSIX ();
3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3946	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3419		3947
3420	EV::loop;	3948	cf::_post_init 0;
		3949	};
		3950
		3951	cf::object::thawer::errors_are_fatal 0;
		3952	info "parse errors in files are no longer fatal from this point on.\n";
		3953
		3954	AE::postpone {
		3955	undef &main; # free gobs of memory :)
		3956	};
		3957
		3958	goto &main_loop;
3421	}	3959	}
3422		3960
3423	#############################################################################	3961	#############################################################################
3424	# initialisation and cleanup	3962	# initialisation and cleanup
3425		3963
3426	# install some emergency cleanup handlers	3964	# install some emergency cleanup handlers
3427	BEGIN {	3965	BEGIN {
3428	our %SIGWATCHER = ();	3966	our %SIGWATCHER = ();
3429	for my $signal (qw(INT HUP TERM)) {	3967	for my $signal (qw(INT HUP TERM)) {
3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3968	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3431	cf::cleanup "SIG$signal";	3969	cf::cleanup "SIG$signal";
3432	};	3970	};
3433	}	3971	}
3434	}	3972	}
3435		3973
3436	sub write_runtime_sync {	3974	sub write_runtime_sync {
		3975	my $t0 = AE::time;
		3976
3437	# first touch the runtime file to show we are still running:	3977	# first touch the runtime file to show we are still running:
3438	# the fsync below can take a very very long time.	3978	# the fsync below can take a very very long time.
3439		3979
3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3980	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3441		3981
3442	my $guard = cf::lock_acquire "write_runtime";	3982	my $guard = cf::lock_acquire "write_runtime";
3443		3983
3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3984	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3445	or return;	3985	or return;
3446		3986
3447	my $value = $cf::RUNTIME + 90 + 10;	3987	my $value = $cf::RUNTIME + 90 + 10;
3448	# 10 is the runtime save interval, for a monotonic clock	3988	# 10 is the runtime save interval, for a monotonic clock
3449	# 60 allows for the watchdog to kill the server.	3989	# 60 allows for the watchdog to kill the server.
…		…
3462	or return;	4002	or return;
3463		4003
3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	4004	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3465	and return;	4005	and return;
3466		4006
3467	warn "runtime file written.\n";	4007	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3468		4008
3469	1	4009	1
3470	}	4010	}
3471		4011
3472	our $uuid_lock;	4012	our $uuid_lock;
…		…
3481	my $uuid = "$LOCALDIR/uuid";	4021	my $uuid = "$LOCALDIR/uuid";
3482		4022
3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	4023	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3484	or return;	4024	or return;
3485		4025
3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	4026	my $value = uuid_seq uuid_cur;
		4027
		4028	unless ($value) {
		4029	info "cowardly refusing to write zero uuid value!\n";
		4030	return;
		4031	}
		4032
		4033	my $value = uuid_str $value + $uuid_skip;
3487	$uuid_skip = 0;	4034	$uuid_skip = 0;
3488		4035
3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0	4036	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3490	and return;	4037	and return;
3491		4038
…		…
3497	or return;	4044	or return;
3498		4045
3499	aio_rename "$uuid~", $uuid	4046	aio_rename "$uuid~", $uuid
3500	and return;	4047	and return;
3501		4048
3502	warn "uuid file written ($value).\n";	4049	trace "uuid file written ($value).\n";
3503		4050
3504	1	4051	1
3505		4052
3506	}	4053	}
3507		4054
…		…
3513	}	4060	}
3514		4061
3515	sub emergency_save() {	4062	sub emergency_save() {
3516	my $freeze_guard = cf::freeze_mainloop;	4063	my $freeze_guard = cf::freeze_mainloop;
3517		4064
3518	warn "enter emergency perl save\n";	4065	info "emergency_perl_save: enter\n";
		4066
		4067	# this is a trade-off: we want to be very quick here, so
		4068	# save all maps without fsync, and later call a global sync
		4069	# (which in turn might be very very slow)
		4070	local $USE_FSYNC = 0;
3519		4071
3520	cf::sync_job {	4072	cf::sync_job {
		4073	cf::write_runtime_sync; # external watchdog should not bark
		4074
3521	# use a peculiar iteration method to avoid tripping on perl	4075	# use a peculiar iteration method to avoid tripping on perl
3522	# refcount bugs in for. also avoids problems with players	4076	# refcount bugs in for. also avoids problems with players
3523	# and maps saved/destroyed asynchronously.	4077	# and maps saved/destroyed asynchronously.
3524	warn "begin emergency player save\n";	4078	info "emergency_perl_save: begin player save\n";
3525	for my $login (keys %cf::PLAYER) {	4079	for my $login (keys %cf::PLAYER) {
3526	my $pl = $cf::PLAYER{$login} or next;	4080	my $pl = $cf::PLAYER{$login} or next;
3527	$pl->valid or next;	4081	$pl->valid or next;
3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4082	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3529	$pl->save;	4083	$pl->save;
3530	}	4084	}
3531	warn "end emergency player save\n";	4085	info "emergency_perl_save: end player save\n";
3532		4086
3533	warn "begin emergency map save\n";	4087	cf::write_runtime_sync; # external watchdog should not bark
		4088
		4089	info "emergency_perl_save: begin map save\n";
3534	for my $path (keys %cf::MAP) {	4090	for my $path (keys %cf::MAP) {
3535	my $map = $cf::MAP{$path} or next;	4091	my $map = $cf::MAP{$path} or next;
3536	$map->valid or next;	4092	$map->valid or next;
3537	$map->save;	4093	$map->save;
3538	}	4094	}
3539	warn "end emergency map save\n";	4095	info "emergency_perl_save: end map save\n";
3540		4096
3541	warn "begin emergency database checkpoint\n";	4097	cf::write_runtime_sync; # external watchdog should not bark
		4098
		4099	info "emergency_perl_save: begin database checkpoint\n";
3542	BDB::db_env_txn_checkpoint $DB_ENV;	4100	BDB::db_env_txn_checkpoint $DB_ENV;
3543	warn "end emergency database checkpoint\n";	4101	info "emergency_perl_save: end database checkpoint\n";
3544		4102
3545	warn "begin write uuid\n";	4103	info "emergency_perl_save: begin write uuid\n";
3546	write_uuid_sync 1;	4104	write_uuid_sync 1;
3547	warn "end write uuid\n";	4105	info "emergency_perl_save: end write uuid\n";
		4106
		4107	cf::write_runtime_sync; # external watchdog should not bark
		4108
		4109	trace "emergency_perl_save: syncing database to disk";
		4110	BDB::db_env_txn_checkpoint $DB_ENV;
		4111
		4112	info "emergency_perl_save: starting sync\n";
		4113	IO::AIO::aio_sync sub {
		4114	info "emergency_perl_save: finished sync\n";
		4115	};
		4116
		4117	cf::write_runtime_sync; # external watchdog should not bark
		4118
		4119	trace "emergency_perl_save: flushing outstanding aio requests";
		4120	while (IO::AIO::nreqs || BDB::nreqs) {
		4121	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4122	}
		4123
		4124	cf::write_runtime_sync; # external watchdog should not bark
3548	};	4125	};
3549		4126
3550	warn "leave emergency perl save\n";	4127	info "emergency_perl_save: leave\n";
3551	}	4128	}
3552		4129
3553	sub post_cleanup {	4130	sub post_cleanup {
3554	my ($make_core) = @_;	4131	my ($make_core) = @_;
3555		4132
		4133	IO::AIO::flush;
		4134
3556	warn Carp::longmess "post_cleanup backtrace"	4135	error Carp::longmess "post_cleanup backtrace"
3557	if $make_core;	4136	if $make_core;
3558		4137
3559	my $fh = pidfile;	4138	my $fh = pidfile;
3560	unlink $PIDFILE if <$fh> == $$;	4139	unlink $PIDFILE if <$fh> == $$;
3561	}	4140	}
…		…
3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4160	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3582	for my $name (keys %$leaf_symtab) {	4161	for my $name (keys %$leaf_symtab) {
3583	_gv_clear *{"$pkg$name"};	4162	_gv_clear *{"$pkg$name"};
3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4163	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3585	}	4164	}
3586	warn "cleared package $pkg\n";#d#
3587	}	4165	}
3588		4166
3589	sub do_reload_perl() {	4167	sub do_reload_perl() {
3590	# can/must only be called in main	4168	# can/must only be called in main
3591	if ($Coro::current != $Coro::main) {	4169	unless (in_main) {
3592	warn "can only reload from main coroutine";	4170	error "can only reload from main coroutine";
3593	return;	4171	return;
3594	}	4172	}
3595		4173
3596	return if $RELOAD++;	4174	return if $RELOAD++;
3597		4175
		4176	my $t1 = AE::time;
		4177
3598	while ($RELOAD) {	4178	while ($RELOAD) {
3599	warn "reloading...";	4179	cf::get_slot 0.1, -1, "reload_perl";
		4180	info "perl_reload: reloading...";
3600		4181
3601	warn "entering sync_job";	4182	trace "perl_reload: entering sync_job";
3602		4183
3603	cf::sync_job {	4184	cf::sync_job {
3604	cf::write_runtime_sync; # external watchdog should not bark
3605	cf::emergency_save;	4185	#cf::emergency_save;
3606	cf::write_runtime_sync; # external watchdog should not bark
3607		4186
3608	warn "syncing database to disk";
3609	BDB::db_env_txn_checkpoint $DB_ENV;
3610
3611	# if anything goes wrong in here, we should simply crash as we already saved
3612
3613	warn "flushing outstanding aio requests";
3614	while (IO::AIO::nreqs || BDB::nreqs) {
3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3616	}
3617
3618	warn "cancelling all extension coros";	4187	trace "perl_reload: cancelling all extension coros";
3619	$_->cancel for values %EXT_CORO;	4188	$_->cancel for values %EXT_CORO;
3620	%EXT_CORO = ();	4189	%EXT_CORO = ();
3621		4190
3622	warn "removing commands";	4191	trace "perl_reload: removing commands";
3623	%COMMAND = ();	4192	%COMMAND = ();
3624		4193
3625	warn "removing ext/exti commands";	4194	trace "perl_reload: removing ext/exti commands";
3626	%EXTCMD = ();	4195	%EXTCMD = ();
3627	%EXTICMD = ();	4196	%EXTICMD = ();
3628		4197
3629	warn "unloading/nuking all extensions";	4198	trace "perl_reload: unloading/nuking all extensions";
3630	for my $pkg (@EXTS) {	4199	for my $pkg (@EXTS) {
3631	warn "... unloading $pkg";	4200	trace "... unloading $pkg";
3632		4201
3633	if (my $cb = $pkg->can ("unload")) {	4202	if (my $cb = $pkg->can ("unload")) {
3634	eval {	4203	eval {
3635	$cb->($pkg);	4204	$cb->($pkg);
3636	1	4205	1
3637	} or warn "$pkg unloaded, but with errors: $@";	4206	} or error "$pkg unloaded, but with errors: $@";
3638	}	4207	}
3639		4208
3640	warn "... clearing $pkg";	4209	trace "... clearing $pkg";
3641	clear_package $pkg;	4210	clear_package $pkg;
3642	}	4211	}
3643		4212
3644	warn "unloading all perl modules loaded from $LIBDIR";	4213	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3645	while (my ($k, $v) = each %INC) {	4214	while (my ($k, $v) = each %INC) {
3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4215	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3647		4216
3648	warn "... unloading $k";	4217	trace "... unloading $k";
3649	delete $INC{$k};	4218	delete $INC{$k};
3650		4219
3651	$k =~ s/\.pm$//;	4220	$k =~ s/\.pm$//;
3652	$k =~ s/\//::/g;	4221	$k =~ s/\//::/g;
3653		4222
…		…
3656	}	4225	}
3657		4226
3658	clear_package $k;	4227	clear_package $k;
3659	}	4228	}
3660		4229
3661	warn "getting rid of safe::, as good as possible";	4230	trace "perl_reload: getting rid of safe::, as good as possible";
3662	clear_package "safe::$_"	4231	clear_package "safe::$_"
3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4232	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3664		4233
3665	warn "unloading cf.pm \"a bit\"";	4234	trace "perl_reload: unloading cf.pm \"a bit\"";
3666	delete $INC{"cf.pm"};	4235	delete $INC{"cf.pm"};
3667	delete $INC{"cf/pod.pm"};	4236	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3668		4237
3669	# don't, removes xs symbols, too,	4238	# don't, removes xs symbols, too,
3670	# and global variables created in xs	4239	# and global variables created in xs
3671	#clear_package __PACKAGE__;	4240	#clear_package __PACKAGE__;
3672		4241
3673	warn "unload completed, starting to reload now";	4242	info "perl_reload: unload completed, starting to reload now";
3674		4243
3675	warn "reloading cf.pm";	4244	trace "perl_reload: reloading cf.pm";
3676	require cf;	4245	require cf;
3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4246	cf::_connect_to_perl_1;
3678		4247
3679	warn "loading config and database again";	4248	trace "perl_reload: loading config and database again";
3680	cf::reload_config;	4249	cf::reload_config;
3681		4250
3682	warn "loading extensions";	4251	trace "perl_reload: loading extensions";
3683	cf::load_extensions;	4252	cf::load_extensions;
3684		4253
		4254	if ($REATTACH_ON_RELOAD) {
3685	warn "reattaching attachments to objects/players";	4255	trace "perl_reload: reattaching attachments to objects/players";
3686	_global_reattach; # objects, sockets	4256	_global_reattach; # objects, sockets
3687	warn "reattaching attachments to maps";	4257	trace "perl_reload: reattaching attachments to maps";
3688	reattach $_ for values %MAP;	4258	reattach $_ for values %MAP;
3689	warn "reattaching attachments to players";	4259	trace "perl_reload: reattaching attachments to players";
3690	reattach $_ for values %PLAYER;	4260	reattach $_ for values %PLAYER;
		4261	}
3691		4262
3692	warn "leaving sync_job";	4263	cf::_post_init 1;
		4264
		4265	trace "perl_reload: leaving sync_job";
3693		4266
3694	1	4267	1
3695	} or do {	4268	} or do {
3696	warn $@;	4269	error $@;
3697	cf::cleanup "error while reloading, exiting.";	4270	cf::cleanup "perl_reload: error, exiting.";
3698	};	4271	};
3699		4272
3700	warn "reloaded";
3701	--$RELOAD;	4273	--$RELOAD;
3702	}	4274	}
		4275
		4276	$t1 = AE::time - $t1;
		4277	info "perl_reload: completed in ${t1}s\n";
3703	};	4278	};
3704		4279
3705	our $RELOAD_WATCHER; # used only during reload	4280	our $RELOAD_WATCHER; # used only during reload
3706		4281
3707	sub reload_perl() {	4282	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	4283	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	4284	# coro crashes during coro_state_free->destroy here.
3710		4285
		4286	$RELOAD_WATCHER ||= cf::async {
		4287	Coro::AIO::aio_wait cache_extensions;
		4288
3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4289	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	4290	do_reload_perl;
3713	undef $RELOAD_WATCHER;	4291	undef $RELOAD_WATCHER;
		4292	};
3714	};	4293	};
3715	}	4294	}
3716		4295
3717	register_command "reload" => sub {	4296	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	4297	my ($who, $arg) = @_;
…		…
3724	reload_perl;	4303	reload_perl;
3725	};	4304	};
3726	}	4305	}
3727	};	4306	};
3728		4307
3729	unshift @INC, $LIBDIR;	4308	#############################################################################
3730		4309
3731	my $bug_warning = 0;	4310	my $bug_warning = 0;
3732		4311
3733	our @WAIT_FOR_TICK;
3734	our @WAIT_FOR_TICK_BEGIN;
3735
3736	sub wait_for_tick {	4312	sub wait_for_tick() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4313	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3738		4314
3739	my $signal = new Coro::Signal;	4315	$WAIT_FOR_TICK->wait;
3740	push @WAIT_FOR_TICK, $signal;
3741	$signal->wait;
3742	}	4316	}
3743		4317
3744	sub wait_for_tick_begin {	4318	sub wait_for_tick_begin() {
3745	return if tick_inhibit || $Coro::current == $Coro::main;	4319	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3746		4320
3747	my $signal = new Coro::Signal;	4321	my $signal = new Coro::Signal;
3748	push @WAIT_FOR_TICK_BEGIN, $signal;	4322	push @WAIT_FOR_TICK_BEGIN, $signal;
3749	$signal->wait;	4323	$signal->wait;
3750	}	4324	}
…		…
3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4328	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3755	unless ++$bug_warning > 10;	4329	unless ++$bug_warning > 10;
3756	return;	4330	return;
3757	}	4331	}
3758		4332
3759	cf::server_tick; # one server iteration	4333	cf::one_tick; # one server iteration
		4334
		4335	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3760		4336
3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4337	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4338	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3763	Coro::async_pool {	4339	Coro::async_pool {
3764	$Coro::current->{desc} = "runtime saver";	4340	$Coro::current->{desc} = "runtime saver";
3765	write_runtime_sync	4341	write_runtime_sync
3766	or warn "ERROR: unable to write runtime file: $!";	4342	or error "ERROR: unable to write runtime file: $!";
3767	};	4343	};
3768	}	4344	}
3769		4345
3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4346	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3771	$sig->send;	4347	$sig->send;
3772	}	4348	}
3773	while (my $sig = shift @WAIT_FOR_TICK) {	4349	$WAIT_FOR_TICK->broadcast;
3774	$sig->send;
3775	}
3776		4350
3777	$LOAD = ($NOW - $TICK_START) / $TICK;	4351	$LOAD = ($NOW - $TICK_START) / $TICK;
3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3779		4353
3780	if (0) {	4354	if (0) {
3781	if ($NEXT_TICK) {	4355	if ($NEXT_TICK) {
3782	my $jitter = $TICK_START - $NEXT_TICK;	4356	my $jitter = $TICK_START - $NEXT_TICK;
3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4357	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3784	warn "jitter $JITTER\n";#d#	4358	debug "jitter $JITTER\n";#d#
3785	}	4359	}
3786	}	4360	}
3787	}	4361	}
3788		4362
3789	{	4363	{
3790	# configure BDB	4364	# configure BDB
		4365	info "initialising database";
3791		4366
3792	BDB::min_parallel 8;	4367	BDB::min_parallel 16;
3793	BDB::max_poll_reqs $TICK * 0.1;	4368	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	4369	#$AnyEvent::BDB::WATCHER->priority (1);
3795		4370
3796	unless ($DB_ENV) {	4371	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	4372	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4373	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4374	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3824	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4399	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3825	};	4400	};
3826	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4401	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3827	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4402	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3828	};	4403	};
		4404
		4405	info "database initialised";
3829	}	4406	}
3830		4407
3831	{	4408	{
3832	# configure IO::AIO	4409	# configure IO::AIO
3833		4410
		4411	info "initialising aio";
3834	IO::AIO::min_parallel 8;	4412	IO::AIO::min_parallel 8;
3835	IO::AIO::max_poll_time $TICK * 0.1;	4413	IO::AIO::max_poll_time $TICK * 0.1;
3836	undef $AnyEvent::AIO::WATCHER;	4414	undef $AnyEvent::AIO::WATCHER;
		4415	info "aio initialised";
3837	}	4416	}
3838		4417
3839	my $_log_backtrace;	4418	our $_log_backtrace;
		4419	our $_log_backtrace_last;
3840		4420
3841	sub _log_backtrace {	4421	sub _log_backtrace {
3842	my ($msg, @addr) = @_;	4422	my ($msg, @addr) = @_;
3843		4423
3844	$msg =~ s/\n//;	4424	$msg =~ s/\n$//;
3845		4425
		4426	if ($_log_backtrace_last eq $msg) {
		4427	LOG llevInfo, "[ABT] $msg\n";
		4428	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3846	# limit the # of concurrent backtraces	4429	# limit the # of concurrent backtraces
3847	if ($_log_backtrace < 2) {	4430	} elsif ($_log_backtrace < 2) {
		4431	$_log_backtrace_last = $msg;
3848	++$_log_backtrace;	4432	++$_log_backtrace;
3849	my $perl_bt = Carp::longmess $msg;	4433	my $perl_bt = Carp::longmess $msg;
3850	async {	4434	async {
3851	$Coro::current->{desc} = "abt $msg";	4435	$Coro::current->{desc} = "abt $msg";
3852		4436
…		…
3872	LOG llevInfo, "[ABT] $_\n" for @bt;	4456	LOG llevInfo, "[ABT] $_\n" for @bt;
3873	--$_log_backtrace;	4457	--$_log_backtrace;
3874	};	4458	};
3875	} else {	4459	} else {
3876	LOG llevInfo, "[ABT] $msg\n";	4460	LOG llevInfo, "[ABT] $msg\n";
3877	LOG llevInfo, "[ABT] [suppressed]\n";	4461	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3878	}	4462	}
3879	}	4463	}
3880		4464
3881	# load additional modules	4465	# load additional modules
3882	use cf::pod;	4466	require "cf/$_.pm" for @EXTRA_MODULES;
		4467	cf::_connect_to_perl_2;
3883		4468
3884	END { cf::emergency_save }	4469	END { cf::emergency_save }
3885		4470
3886	1	4471	1
3887		4472

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