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Revision 1.456 by root, Tue Sep 30 04:00:35 2008 UTC vs.
Revision 1.594 by root, Fri Nov 9 02:50:50 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 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;	63	use Time::HiRes;
59	use Compress::LZF;	64	use Compress::LZF;
60	use Digest::MD5 ();	65	use Digest::MD5 ();
61		66
…		…
70		75
71	# make sure c-lzf reinitialises itself	76	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	77	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	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		79
		80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		82
75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
76		86
77	our %COMMAND = ();	87	our %COMMAND = ();
78	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
79		89
80	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
81	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
82	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
83	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
85		97
86	our $RELOAD; # number of reloads so far, non-zero while in reload	98	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
88		102
89	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
90	our $DATADIR = datadir;	105	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
94	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	116	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		118
103	our %RESOURCE;	119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
104		126
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	129	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		131
110	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	135	our $DB_ENV;
114		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
115	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
116		141
117	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
119	our $NOW;	145	our $NOW;
120		146
121	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
129	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	156	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
132		158
133	our @POST_INIT;	159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
134		166
135	binmode STDOUT;	167	binmode STDOUT;
136	binmode STDERR;	168	binmode STDERR;
137		169
138	# read virtual server time, if available	170	# read virtual server time, if available
…		…
140	open my $fh, "<", $RUNTIMEFILE	172	open my $fh, "<", $RUNTIMEFILE
141	or die "unable to read $RUNTIMEFILE file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
142	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
143	}	175	}
144		176
		177	eval "sub TICK() { $TICK } 1" or die;
		178
145	mkdir $_	179	mkdir $_
146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
147		181
148	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
149		183
150	sub cf::map::normalise;	184	sub cf::map::normalise;
151		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
152	#############################################################################	190	#############################################################################
153		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
154	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
155		204
156	=over 4	205	=over 4
157		206
158	=item $cf::UPTIME	207	=item $cf::UPTIME
159		208
160	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
161		225
162	=item $cf::RUNTIME	226	=item $cf::RUNTIME
163		227
164	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
165	every server tick.	229	every server tick.
166		230
167	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
168	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
169	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
170		234
171	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
172	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
173	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
174	database environment.	238	database environment.
175		239
176	=item $cf::NOW
177
178	The time of the last (current) server tick.
179
180	=item $cf::TICK
181
182	The interval between server ticks, in seconds.
183
184	=item $cf::LOADAVG	240	=item $cf::LOADAVG
185		241
186	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
187	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
188	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
197	from wherever your confdir points to.	253	from wherever your confdir points to.
198		254
199	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
200		256
201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
202	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
203	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
204		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
		277
205	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
206		279
207	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
208	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
209	that call.	282	that call.
210		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
211	=back	290	=back
212		291
213	=cut	292	=cut
214		293
215	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
216	*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 {
217	my $msg = join "", @_;	301	my $msg = join "", @_;
218		302
219	$msg .= "\n"	303	$msg .= "\n"
220	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
221		305
222	$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;
223		307
224	LOG llevError, $msg;	308	LOG llevWarn, $msg;
225	};	309	};
226	}
227		310
228	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
229	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
230		313
231	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
232	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
233	return;#d#	318	return;#d#
234	}#d#	319	}#d#
235		320
236	# kill coroutine otherwise	321	# kill coroutine otherwise
237	warn Carp::longmess $_[0];
238	Coro::terminate	322	Coro::terminate
239	};	323	};
240
241	$SIG{__DIE__} = sub { }; #d#?
242		324
243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
260	)) {	342	)) {
261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
262	}	344	}
263		345
264	$EV::DIED = sub {	346	$EV::DIED = sub {
265	warn "error in event callback: @_";	347	warn "error in event callback: $@";
266	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
267		354
268	#############################################################################	355	#############################################################################
269		356
270	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
271		358
…		…
292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
293	$d	380	$d
294	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
295	}	382	}
296		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
297	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
298		437
299	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
300		439
301	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
308		447
309	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
310	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
311		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 $_[0]
		480	}
		481
312	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
313		483
314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
315	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
316		486
317	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
318	is a reload or not.	488	is a reload or not.
319		489
320	=cut	490	=cut
321		491
322	sub post_init(&) {	492	sub post_init(&) {
323	push @POST_INIT, shift;	493	push @POST_INIT, shift;
324	}	494	}
325		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
326	=item cf::lock_wait $string	513	=item cf::lock_wait $string
327		514
328	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
329		516
330	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
331		518
332	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
333	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,
334	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
335	returned.	522	returned.
336		523
337	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
338	deadlocked coro.	525	deadlocked coro.
…		…
344		531
345	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.
346		533
347	=cut	534	=cut
348		535
349	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
350	our %LOCKER;#d#
351		537
352	sub lock_wait($) {	538	sub lock_wait($) {
353	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
354
355	if ($LOCKER{$key} == $Coro::current) {#d#
356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
357	return;#d#
358	}#d#
359
360	# wait for lock, if any
361	while ($LOCK{$key}) {
362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
363	push @{ $LOCK{$key} }, $Coro::current;
364	Coro::schedule;
365	}
366	}	540	}
367		541
368	sub lock_acquire($) {	542	sub lock_acquire($) {
369	my ($key) = @_;	543	$LOCKS->guard ($_[0])
370
371	# wait, to be sure we are not locked
372	lock_wait $key;
373
374	$LOCK{$key} = [];
375	$LOCKER{$key} = $Coro::current;#d#
376
377	Coro::guard {
378	delete $LOCKER{$key};#d#
379	# wake up all waiters, to be on the safe side
380	$_->ready for @{ delete $LOCK{$key} };
381	}
382	}	544	}
383		545
384	sub lock_active($) {	546	sub lock_active($) {
385	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
386
387	! ! $LOCK{$key}
388	}	548	}
389		549
390	sub freeze_mainloop {	550	sub freeze_mainloop {
391	tick_inhibit_inc;	551	tick_inhibit_inc;
392		552
393	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
394	}	554	}
395		555
396	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
397		557
398	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
399	get spread over timer.	559	get spread over time.
400		560
401	=cut	561	=cut
402		562
403	sub periodic($$) {	563	sub periodic($$) {
404	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
408	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
409	}	569	}
410		570
411	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
412		572
413	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
414	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
415	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$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 les than zero, interactive jobs
		579	should use 100 or more.
416		580
417	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
418	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
419		583
420	Useful for short background jobs.	584	Useful for short background jobs.
421		585
422	=cut	586	=cut
423		587
424	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
425	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
426		591
427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
428	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
429	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
430		595
431	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
432		598
433	while () {	599	while () {
434	next_job:	600	next_job:
		601
435	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
436	if ($avail > 0.01) {	603
437	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
438	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
439	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
440	$job->[2]->send;	608	$job->[2]->send;
441	Coro::cede;	609	Coro::cede;
442	goto next_job;	610	goto next_job;
443	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
444	}	613	}
445	}	614	}
446		615
447	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
448	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
449	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
450	$signal->wait;
451	} else {	619	} else {
		620	$busy = 0;
452	Coro::schedule;	621	Coro::schedule;
453	}	622	}
454	}	623	}
455	};	624	};
456		625
457	sub get_slot($;$$) {	626	sub get_slot($;$$) {
458	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
459		628
460	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
461		630
462	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
463	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
464		634
465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
467	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
493	=cut	663	=cut
494		664
495	sub sync_job(&) {	665	sub sync_job(&) {
496	my ($job) = @_;	666	my ($job) = @_;
497		667
498	if ($Coro::current == $Coro::main) {	668	if (in_main) {
499	my $time = EV::time;	669	my $time = AE::time;
500		670
501	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
502	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
503		673
504	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
505		675
506	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
507		677
508	my $busy = 1;	678	my $busy = 1;
509	my @res;	679	my @res;
510		680
511	(async {	681	(async {
512	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
513	@res = eval { $job->() };	683	@res = eval { $job->() };
514	warn $@ if $@;	684	error $@ if $@;
515	undef $busy;	685	undef $busy;
516	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
517		687
518	while ($busy) {	688	while ($busy) {
519	if (Coro::nready) {	689	if (Coro::nready) {
…		…
521	} else {	691	} else {
522	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
523	}	693	}
524	}	694	}
525		695
526	my $time = EV::time - $time;	696	my $time = AE::time - $time;
527		697
528	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
529		699
530	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
531	} else {	701	} else {
…		…
553	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
554		724
555	$coro	725	$coro
556	}	726	}
557		727
558	=item fork_call { }, $args	728	=item fork_call { }, @args
559		729
560	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
561	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
562	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
563	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
564		734
565	=cut	735	=cut
566		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
567	sub fork_call(&@) {	741	sub fork_call(&@) {
568	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
569		743
570	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
571	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
572	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
573		747
574	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
575	reset_signals;	749	cf::post_fork;
576	&$cb	750	&$cb
577	}, @args;	751	} @args;
578		752
579	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
580	}	765	}
581		766
582	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
583		768
584	=cut	769	=cut
…		…
621	within each server.	806	within each server.
622		807
623	=cut	808	=cut
624		809
625	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
626	my ($name) = @_;	814	my ($name) = @_;
627	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
628		816
629	eval {	817	eval {
630	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
640	}	828	}
641		829
642	our $DB;	830	our $DB;
643		831
644	sub db_init {	832	sub db_init {
645	cf::sync_job {
646	$DB ||= db_table "db";	833	$DB ||= db_table "db";
647	};
648	}	834	}
649		835
650	sub db_get($$) {	836	sub db_get($$) {
651	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
652		838
653	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
654	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
655		843
656	$! ? ()	844	$! ? ()
657	: $data	845	: $data
658	}
659	}	846	}
660		847
661	sub db_put($$$) {	848	sub db_put($$$) {
662	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
663	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		878
692	my @data;	879	my @data;
693	my $md5;	880	my $md5;
694		881
695	for (0 .. $#$src) {	882	for (0 .. $#$src) {
696	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
697	or Carp::croak "$src->[$_]: $!";
698	}	884	}
699		885
700	# if processing is expensive, check	886	# if processing is expensive, check
701	# checksum first	887	# checksum first
702	if (1) {	888	if (1) {
…		…
719		905
720	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
721	my $data = $process->(\@data);	907	my $data = $process->(\@data);
722	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
723		909
724	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
725		911
726	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
727	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
728	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
729		915
…		…
739		925
740	=cut	926	=cut
741		927
742	sub datalog($@) {	928	sub datalog($@) {
743	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
744	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
745	}	931	}
746		932
747	=back	933	=back
748		934
749	=cut	935	=cut
…		…
944		1130
945	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
946	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
947		1133
948	} elsif (ref $type) {	1134	} elsif (ref $type) {
949	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
950		1136
951	} else {	1137	} else {
952	shift @arg;	1138	shift @arg;
953	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
954	}	1140	}
955	}	1141	}
956	}	1142	}
957		1143
958	sub _object_attach {	1144	sub _object_attach {
…		…
968	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
969	}	1155	}
970		1156
971	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
972	} else {	1158	} else {
973	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
974	}	1160	}
975		1161
976	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
977	}	1163	}
978		1164
…		…
1037		1223
1038	for (@$callbacks) {	1224	for (@$callbacks) {
1039	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1040		1226
1041	if ($@) {	1227	if ($@) {
1042	warn "$@";
1043	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1044	override;	1229	override;
1045	}	1230	}
1046		1231
1047	return 1 if $override;	1232	return 1 if $override;
1048	}	1233	}
…		…
1127	for (@$attach) {	1312	for (@$attach) {
1128	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1129	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1130	}	1315	}
1131	} else {	1316	} else {
1132	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1133	}	1318	}
1134	}	1319	}
1135	}	1320	}
1136		1321
1137	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1164	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1165		1350
1166	sync_job {	1351	sync_job {
1167	if (length $$rdata) {	1352	if (length $$rdata) {
1168	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1169	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1170	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1171		1357
1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1173	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1175	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
1176	aio_close $fh;	1365	aio_close $fh;
1177		1366
1178	if (@$objs) {	1367	if (@$objs) {
1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1180	aio_chmod $fh, SAVE_MODE;	1369	aio_chmod $fh, SAVE_MODE;
1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1182	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1183	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	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;
		1374	aio_fsync $fh;
		1375	}
1184	aio_close $fh;	1376	aio_close $fh;
1185	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1186	}	1378	}
1187	} else {	1379	} else {
1188	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1189	}	1381	}
1190		1382
1191	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
1192		1384
1193	$filename =~ s%/[^/]+$%%;	1385	$filename =~ s%/[^/]+$%%;
1194	aio_pathsync $filename;	1386	aio_pathsync $filename if $cf::USE_FSYNC;
1195	} else {	1387	} else {
1196	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1197	}	1389	}
1198	} else {	1390	} else {
1199	aio_unlink $filename;	1391	aio_unlink $filename;
1200	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1201	}	1393	}
…		…
1225	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1226	$av = $st->{objs};	1418	$av = $st->{objs};
1227	}	1419	}
1228		1420
1229	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1230	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1231	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1232		1425
1233	($data, $av)	1426	($data, $av)
1234	}	1427	}
1235		1428
1236	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1240	=cut	1433	=cut
1241		1434
1242	#############################################################################	1435	#############################################################################
1243	# command handling &c	1436	# command handling &c
1244		1437
1245	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1246		1439
1247	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1248	$name.	1441	$name.
1249		1442
1250	=cut	1443	=cut
…		…
1256	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1257		1450
1258	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1259	}	1452	}
1260		1453
1261	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1262		1455
1263	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1264	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1265	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1266	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1267	has logged in successfully.	1460	has logged in successfully.
1268		1461
1269	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1270	called.
1271		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1272	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1273		1470
1274	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1275	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1276	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1277	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1278	log-in.	1475	log-in.
1279		1476
1280	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1281	called.
1282		1478
1283	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1284		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1285	sub register_extcmd {	1486	sub register_extcmd($$) {
1286	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1287		1488
1288	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1289	}	1490	}
1290		1491
1291	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1292	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1293		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1294	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1295	}	1502	}
1296		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1297	cf::player->attach (	1512	cf::player->attach (
1298	on_command => sub {	1513	on_unknown_command => sub {
1299	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1300		1515
1301	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1302	or return;	1517	or return;
1303		1518
…		…
1311	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1312		1527
1313	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1314		1529
1315	if (ref $msg) {	1530	if (ref $msg) {
1316	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1317	"ARRAY" eq ref $msg
1318	? @$msg
1319	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1320		1532
1321	my @reply;
1322
1323	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1324	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1325	}	1551	}
1326		1552
1327	$pl->ext_reply ($reply, @reply)
1328	if $reply;
1329
1330	} else {	1553	} else {
1331	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1332	}	1555	}
1333		1556
1334	cf::override;	1557	cf::override;
1335	},	1558	},
1336	);	1559	);
1337		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1338	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1339	cf::sync_job {	1590	cf::sync_job {
1340	my %todo;	1591	my %todo;
1341		1592
1342	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1343	next unless -r $path;	1594	next unless -r $path;
…		…
1361		1612
1362	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1363	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1364		1615
1365	$ext{source} =	1616	$ext{source} =
1366	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1367	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1368	. $source	1619	. $source
1369	. "\n};\n1";	1620	. "\n};\n1";
1370		1621
1371	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1372	}	1623	}
1373		1624
		1625	my $pass = 0;
1374	my %done;	1626	my %done;
1375	while (%todo) {	1627	while (%todo) {
1376	my $progress;	1628	my $progress;
1377		1629
		1630	++$pass;
		1631
		1632	ext:
1378	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1379	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1380	goto skip	1635	next ext
1381	unless exists $done{$_};	1636	unless exists $done{$_};
1382	}	1637	}
1383		1638
1384	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1385		1640
1386	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1387	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1388	: "$v->{base}: extension inactive.\n";
1389		1654
1390	if (exists $v->{meta}{mandatory}) {
1391	warn $msg;
1392	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1393	}	1656	if exists $v->{meta}{mandatory};
1394		1657
1395	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1396	}	1667	}
1397
1398	$done{$k} = delete $todo{$k};
1399	push @EXTS, $v->{pkg};
1400	$progress = 1;
1401	}	1668	}
1402		1669
1403	skip:	1670	unless ($progress) {
1404	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1405	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1406	}	1680	}
1407	};	1681	};
1408	}	1682	}
1409		1683
1410	#############################################################################	1684	#############################################################################
…		…
1494	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1495	}	1769	}
1496	}	1770	}
1497	}	1771	}
1498		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1499	sub save($) {	1786	sub save($) {
1500	my ($pl) = @_;	1787	my ($pl) = @_;
1501		1788
1502	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1503		1790
…		…
1508		1795
1509	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1510	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1511		1798
1512	cf::get_slot 0.01;	1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1513		1803
1514	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1515	cf::cede_to_tick;	1805	cf::cede_to_tick;
1516	}	1806	}
1517		1807
…		…
1551	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1552		1842
1553	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1554	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1555		1845
1556	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1557	$pl->deactivate;	1847	$pl->deactivate;
		1848
1558	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1559	$pl->ob->check_score;
1560	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1561	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1562		1854
1563	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1564	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1565	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1619	\@logins	1911	\@logins
1620	}	1912	}
1621		1913
1622	=item $player->maps	1914	=item $player->maps
1623		1915
		1916	=item cf::player::maps $login
		1917
1624	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1625	player. May block.	1919	player. May block.
1626		1920
1627	=cut	1921	=cut
1628		1922
…		…
1649		1943
1650	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1651		1945
1652	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1653		1947
1654	=item $player->ext_reply ($msgid, @msg)
1655
1656	Sends an ext reply to the player.
1657
1658	=cut
1659
1660	sub ext_reply($$@) {
1661	my ($self, $id, @msg) = @_;
1662
1663	$self->ns->ext_reply ($id, @msg)
1664	}
1665
1666	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1667		1949
1668	Sends an ext event to the client.	1950	Sends an ext event to the client.
1669		1951
1670	=cut	1952	=cut
…		…
1689		1971
1690	=cut	1972	=cut
1691		1973
1692	sub find_by_path($) {	1974	sub find_by_path($) {
1693	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1694		1978
1695	my ($match, $specificity);	1979	my ($match, $specificity);
1696		1980
1697	for my $region (list) {	1981	for my $region (list) {
1698	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1727	sub generate_random_map {	2011	sub generate_random_map {
1728	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1729		2013
1730	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1731		2015
1732	# mit "rum" bekleckern, nicht
1733	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1737	$rmp->{exit_on_final_map},
1738	$rmp->{xsize}, $rmp->{ysize},
1739	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1740	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1741	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1742	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1743	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1744	(cf::region::find $rmp->{region}), $rmp->{custom}
1745	)
1746	}	2017	}
1747		2018
1748	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1749		2020
1750	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1755		2026
1756	sub register {	2027	sub register {
1757	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1758	my $pkg = caller;	2029	my $pkg = caller;
1759		2030
1760	no strict;
1761	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1762		2032
1763	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1764	}	2034	}
1765		2035
1766	# also paths starting with '/'	2036	# also paths starting with '/'
1767	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1768		2038
1769	sub thawer_merge {	2039	sub thawer_merge {
1770	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1771		2041
1772	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1777	}	2047	}
1778		2048
1779	sub normalise {	2049	sub normalise {
1780	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1781		2051
1782	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1783		2053
1784	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1785		2055
1786	# map plan:	2056	# map plan:
1787	#	2057	#
…		…
1802	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1803	$path = "$base/$path";	2073	$path = "$base/$path";
1804	}	2074	}
1805		2075
1806	for ($path) {	2076	for ($path) {
1807	redo if s{//}{/};
1808	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1809	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1810	}	2079	}
1811		2080
1812	$path	2081	$path
…		…
1826	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1827	return $self;	2096	return $self;
1828	}	2097	}
1829	}	2098	}
1830		2099
1831	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1832	()	2101	()
1833	}	2102	}
1834		2103
		2104	# may re-bless or do other evil things
1835	sub init {	2105	sub init {
1836	my ($self) = @_;	2106	my ($self) = @_;
1837		2107
1838	$self	2108	$self
1839	}	2109	}
…		…
1870		2140
1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1872	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1873	}	2143	}
1874		2144
1875	# and all this just because we cannot iterate over
1876	# all maps in C++...
1877	sub change_all_map_light {
1878	my ($change) = @_;
1879
1880	$_->change_map_light ($change)
1881	for grep $_->outdoor, values %cf::MAP;
1882	}
1883
1884	sub decay_objects {	2145	sub decay_objects {
1885	my ($self) = @_;	2146	my ($self) = @_;
1886		2147
1887	return if $self->{deny_reset};	2148	return if $self->{deny_reset};
1888		2149
…		…
1913	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1914		2175
1915	1	2176	1
1916	}	2177	}
1917		2178
		2179	# used to laod the header of an original map
1918	sub load_header_orig {	2180	sub load_header_orig {
1919	my ($self) = @_;	2181	my ($self) = @_;
1920		2182
1921	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1922	}	2184	}
1923		2185
		2186	# used to laod the header of an instantiated map
1924	sub load_header_temp {	2187	sub load_header_temp {
1925	my ($self) = @_;	2188	my ($self) = @_;
1926		2189
1927	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1928	}	2191	}
1929		2192
		2193	# called after loading the header from an instantiated map
1930	sub prepare_temp {	2194	sub prepare_temp {
1931	my ($self) = @_;	2195	my ($self) = @_;
1932		2196
1933	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1934	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1935	# safety	2199	# safety
1936	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1937	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1938	}	2202	}
1939		2203
		2204	# called after loading the header from an original map
1940	sub prepare_orig {	2205	sub prepare_orig {
1941	my ($self) = @_;	2206	my ($self) = @_;
1942		2207
1943	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1944	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1968		2233
1969	sub find;	2234	sub find;
1970	sub find {	2235	sub find {
1971	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1972		2237
		2238	cf::cede_to_tick;
		2239
1973	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1974		2241
1975	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1976	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1977		2244
1978	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1979	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1980	my $guard2 = cf::lock_acquire "map_find:$path";
1981
1982	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1983	or return;	2247	or return;
1984		2248
1985	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1986		2250
…		…
1998		2262
1999	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
2000	}	2264	}
2001	}	2265	}
2002		2266
2003	sub pre_load { }	2267	sub pre_load { }
2004	sub post_load { }	2268	#sub post_load { } # XS
2005		2269
2006	sub load {	2270	sub load {
2007	my ($self) = @_;	2271	my ($self) = @_;
2008		2272
2009	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2012		2276
2013	{	2277	{
2014	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2015		2279
2016	return unless $self->valid;	2280	return unless $self->valid;
2017	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2018
2019	$self->in_memory (cf::MAP_LOADING);
2020		2282
2021	$self->alloc;	2283	$self->alloc;
2022		2284
2023	$self->pre_load;	2285	$self->pre_load;
2024	cf::cede_to_tick;	2286	cf::cede_to_tick;
2025		2287
		2288	if (exists $self->{load_path}) {
2026	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2027	$f->skip_block;	2290	$f->skip_block;
2028	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2029	or return;	2292	or return;
2030		2293
2031	$self->post_load_original	2294	$self->post_load_original
2032	if delete $self->{load_original};	2295	if delete $self->{load_original};
2033		2296
2034	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2035	utf8::encode $uniq;	2298	utf8::encode $uniq;
2036	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2037	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2038	$self->clear_unique_items;	2301	$self->clear_unique_items;
2039	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2040	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2041	}	2305	}
2042	}	2306	}
2043	}
2044		2307
2045	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2046		2315
2047	cf::cede_to_tick;	2316	cf::cede_to_tick;
2048	# now do the right thing for maps	2317	# now do the right thing for maps
2049	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2050	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2054	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2055	$self->decay_objects;	2324	$self->decay_objects;
2056	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2057	$self->update_buttons;	2326	$self->update_buttons;
2058	cf::cede_to_tick;	2327	cf::cede_to_tick;
2059	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2060	cf::cede_to_tick;
2061	$self->activate;
2062	}	2329	}
2063		2330
2064	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2065	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2066
2067	$self->in_memory (cf::MAP_ACTIVE);
2068	}	2333	}
2069		2334
2070	$self->post_load;	2335	$self->post_load;
2071	}
2072		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2073	sub customise_for {	2343	sub customise_for {
2074	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2075		2345
2076	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2077	if $self->per_player;	2347	if $self->per_player;
…		…
2080	# if $self->per_party;	2350	# if $self->per_party;
2081		2351
2082	$self	2352	$self
2083	}	2353	}
2084		2354
2085	# find and load all maps in the 3x3 area around a map
2086	sub load_neighbours {
2087	my ($map) = @_;
2088
2089	my @neigh; # diagonal neighbours
2090
2091	for (0 .. 3) {
2092	my $neigh = $map->tile_path ($_)
2093	or next;
2094	$neigh = find $neigh, $map
2095	or next;
2096	$neigh->load;
2097
2098	push @neigh,
2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2101	}
2102
2103	for (grep defined $_->[0], @neigh) {
2104	my ($path, $origin) = @$_;
2105	my $neigh = find $path, $origin
2106	or next;
2107	$neigh->load;
2108	}
2109	}
2110
2111	sub find_sync {	2355	sub find_sync {
2112	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2113		2357
2114	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2115	}	2363	}
2116		2364
2117	sub do_load_sync {	2365	sub do_load_sync {
2118	my ($map) = @_;	2366	my ($map) = @_;
2119		2367
		2368	# it's a bug to call this from the main context
2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2121	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2122		2371
2123	cf::sync_job { $map->load };	2372	$map->load;
2124	}	2373	}
2125		2374
2126	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2127	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2128		2377
2129	sub find_async {	2378	sub find_async {
2130	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2131		2380
2132	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2133		2382
2134	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2135	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2136	}	2385	}
2137		2386
2138	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2139		2388
2140	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2154	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2155		2404
2156	()	2405	()
2157	}	2406	}
2158		2407
		2408	# common code, used by both ->save and ->swapout
2159	sub save {	2409	sub _save {
2160	my ($self) = @_;	2410	my ($self) = @_;
2161
2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
2163		2411
2164	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2165		2413
2166	return unless $self->dirty;	2414	return unless $self->dirty;
2167		2415
…		…
2187	} else {	2435	} else {
2188	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2189	}	2437	}
2190	}	2438	}
2191		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2192	sub swap_out {	2448	sub swap_out {
2193	my ($self) = @_;	2449	my ($self) = @_;
2194		2450
2195	# save first because save cedes
2196	$self->save;
2197
2198	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2199		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2200	return if $self->players;	2455	return if $self->players;
2201	return if $self->in_memory != cf::MAP_ACTIVE;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2202	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2203		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2204	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2205		2507
2206	$self->deactivate;	2508	$self->deactivate;
2207	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2208	$self->clear;	2510	$self->clear;
2209	}
2210
2211	sub reset_at {
2212	my ($self) = @_;
2213
2214	# TODO: safety, remove and allow resettable per-player maps
2215	return 1e99 if $self->{deny_reset};
2216
2217	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2218	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2219
2220	$time + $to
2221	}
2222
2223	sub should_reset {
2224	my ($self) = @_;
2225
2226	$self->reset_at <= $cf::RUNTIME
2227	}
2228
2229	sub reset {
2230	my ($self) = @_;
2231
2232	my $lock = cf::lock_acquire "map_data:$self->{path}";
2233
2234	return if $self->players;
2235
2236	warn "resetting map ", $self->path;
2237
2238	$self->in_memory (cf::MAP_SWAPPED);
2239
2240	# need to save uniques path
2241	unless ($self->{deny_save}) {
2242	my $uniq = $self->uniq_path; utf8::encode $uniq;
2243
2244	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2245	if $uniq;
2246	}
2247
2248	delete $cf::MAP{$self->path};
2249
2250	$self->deactivate;
2251	$_->clear_links_to ($self) for values %cf::MAP;
2252	$self->clear;
2253		2511
2254	$self->unlink_save;	2512	$self->unlink_save;
2255	$self->destroy;	2513	$self->destroy;
2256	}	2514	}
2257		2515
…		…
2265		2523
2266	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2267		2525
2268	$self->unlink_save;	2526	$self->unlink_save;
2269		2527
2270	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2271	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2272	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2273	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2274	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2275		2533
…		…
2332	: normalise $_	2590	: normalise $_
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2592	]
2335	}	2593	}
2336		2594
		2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
		2626
2337	=back	2627	=back
2338		2628
2339	=head3 cf::object	2629	=head3 cf::object
2340		2630
2341	=cut	2631	=cut
…		…
2406		2696
2407	our $SAY_CHANNEL = {	2697	our $SAY_CHANNEL = {
2408	id => "say",	2698	id => "say",
2409	title => "Map",	2699	title => "Map",
2410	reply => "say ",	2700	reply => "say ",
2411	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2412	};	2702	};
2413		2703
2414	our $CHAT_CHANNEL = {	2704	our $CHAT_CHANNEL = {
2415	id => "chat",	2705	id => "chat",
2416	title => "Chat",	2706	title => "Chat",
…		…
2473		2763
2474	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2475		2765
2476	The player should be reasonably safe there for short amounts of time (e.g.	2766	The player should be reasonably safe there for short amounts of time (e.g.
2477	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2478	though, as the palyer cannot control the character while it is on the link	2768	though, as the player cannot control the character while it is on the link
2479	map.	2769	map.
2480		2770
2481	Will never block.	2771	Will never block.
2482		2772
2483	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2504	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2505	my ($self) = @_;	2795	my ($self) = @_;
2506		2796
2507	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2508		2798
		2799	++$self->{_link_recursion};
		2800
2509	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2510		2802
2511	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2512	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2513		2805
2514	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2515	}	2807	}
2516		2808
2517	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2518	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2519		2811
…		…
2536	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2537	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2538		2830
2539	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2540	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2541	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2542		2834
2543	$map->load;	2835	$map->load;
2544	$map->load_neighbours;
2545		2836
2546	return unless $self->contr->active;	2837	return unless $self->contr->active;
2547	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2548	$self->activate_recursive;
2549		2838
2550	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2551	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2552	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2553		2846
		2847	}
		2848
2554	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2555		2850
2556	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2557	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2558	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2559	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2566		2861
2567	our $GOTOGEN;	2862	our $GOTOGEN;
2568		2863
2569	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2570	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2571		2872
2572	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2573	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2574		2875
2575	$self->enter_link;	2876	$self->enter_link;
…		…
2595	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2596	}	2897	}
2597	}	2898	}
2598		2899
2599	my $map = eval {	2900	my $map = eval {
2600	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2601		2902
2602	if ($map) {	2903	if ($map) {
2603	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2604	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2605	} else {	2906	} else {
2606	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2607	}	2908	}
2608		2909
2609	$map	2910	$map
…		…
2617	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2618	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2619	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2620	}	2921	}
2621		2922
2622	$done->() if $done;	2923	$done->($self) if $done;
2623	})->prio (1);	2924	})->prio (1);
2624	}	2925	}
2625		2926
2626	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2627		2928
…		…
2695	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2696		2997
2697	unless (eval {	2998	unless (eval {
2698	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2699		3000
2700	# random map handling
2701	{
2702	my $guard = cf::lock_acquire "exit_prepare:$exit";
2703
2704	prepare_random_map $exit
2705	if $exit->slaying eq "/!";
2706	}
2707
2708	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2709	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2710	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2711		3027
2712	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2713		3029
2714	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2715	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2720	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2721	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2722	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2723	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2724		3040
2725	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2726	$self->leave_link;	3042	$self->leave_link;
2727	}	3043	}
2728	})->prio (1);	3044	})->prio (1);
2729	}	3045	}
2730		3046
…		…
2742	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2743	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2744		3060
2745	utf8::encode $text;	3061	utf8::encode $text;
2746	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2747	}	3088	}
2748		3089
2749	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2750		3091
2751	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2755		3096
2756	=cut	3097	=cut
2757		3098
2758	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2759	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2760	"c/identify" => {	3107	"c/identify" => {
2761	id => "infobox",	3108	id => "infobox",
2762	title => "Identify",	3109	title => "Identify",
2763	reply => undef,	3110	reply => undef,
2764	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2766	"c/examine" => {	3113	"c/examine" => {
2767	id => "infobox",	3114	id => "infobox",
2768	title => "Examine",	3115	title => "Examine",
2769	reply => undef,	3116	reply => undef,
2770	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2771	},	3124	},
2772	"c/book" => {	3125	"c/book" => {
2773	id => "infobox",	3126	id => "infobox",
2774	title => "Book",	3127	title => "Book",
2775	reply => undef,	3128	reply => undef,
…		…
2791	id => "infobox",	3144	id => "infobox",
2792	title => "Body Parts",	3145	title => "Body Parts",
2793	reply => undef,	3146	reply => undef,
2794	tooltip => "Shows which body parts you posess and are available",	3147	tooltip => "Shows which body parts you posess and are available",
2795	},	3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
2796	"c/skills" => {	3155	"c/skills" => {
2797	id => "infobox",	3156	id => "infobox",
2798	title => "Skills",	3157	title => "Skills",
2799	reply => undef,	3158	reply => undef,
2800	tooltip => "Shows your experience per skill and item power",	3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
2801	},	3184	},
2802	"c/uptime" => {	3185	"c/uptime" => {
2803	id => "infobox",	3186	id => "infobox",
2804	title => "Uptime",	3187	title => "Uptime",
2805	reply => undef,	3188	reply => undef,
…		…
2815	id => "party",	3198	id => "party",
2816	title => "Party",	3199	title => "Party",
2817	reply => "gsay ",	3200	reply => "gsay ",
2818	tooltip => "Messages and chat related to your party",	3201	tooltip => "Messages and chat related to your party",
2819	},	3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2820	);	3211	);
2821		3212
2822	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2823	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2824		3215
…		…
2829		3220
2830	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2831	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2832	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2833		3224
2834	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2835	if $self->can_msg;
2836
2837	$channel = $channel->{id};	3226	$channel = $channel->{id};
2838		3227
2839	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2840	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2841	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2842	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2843	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2844	if $self->can_msg;
2845	}	3233	}
2846		3234
2847	$channel = $channel->{id};	3235	$channel = $channel->{id};
2848	}	3236	}
2849		3237
2850	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2851		3239
2852	if ($self->can_msg) {
2853	# default colour, mask it out	3240	# default colour, mask it out
2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2855	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2856		3243
2857	my $pkt = "msg "	3244	my $pkt = "msg "
2858	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2860	);	3247	);
2861		3248
2862	# try lzf for large packets
2863	$pkt = "lzf " . Compress::LZF::compress $pkt
2864	if 1024 <= length $pkt and $self->{can_lzf};
2865
2866	# split very large packets
2867	if (8192 < length $pkt and $self->{can_lzf}) {
2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2869	$pkt = "frag";
2870	}
2871
2872	$self->send_packet ($pkt);	3249	$self->send_big_packet ($pkt);
2873	} else {
2874	if ($color >= 0) {
2875	# replace some tags by gcfclient-compatible ones
2876	for ($msg) {
2877	1 while
2878	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2879	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2880	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2881	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2882	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2883	}
2884
2885	$color &= cf::NDI_COLOR_MASK;
2886
2887	utf8::encode $msg;
2888
2889	if (0 && $msg =~ /\[/) {
2890	# COMMAND/INFO
2891	$self->send_packet ("drawextinfo $color 10 8 $msg")
2892	} else {
2893	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2894	$self->send_packet ("drawinfo $color $msg")
2895	}
2896	}
2897	}
2898	}	3250	}
2899		3251
2900	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2901		3253
2902	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2904	=cut	3256	=cut
2905		3257
2906	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2907	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2908		3260
2909	if ($self->extcmd == 2) {
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2911	} elsif ($self->extcmd == 1) { # TODO: remove
2912	push @msg, msgtype => "event_$type";
2913	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2914	}
2915	}
2916
2917	=item $client->ext_reply ($msgid, @msg)
2918
2919	Sends an ext reply to the client.
2920
2921	=cut
2922
2923	sub cf::client::ext_reply($$@) {
2924	my ($self, $id, @msg) = @_;
2925
2926	if ($self->extcmd == 2) {
2927	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2928	} elsif ($self->extcmd == 1) {
2929	#TODO: version 1, remove
2930	unshift @msg, msgtype => "reply", msgid => $id;
2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2932	}
2933	}	3262	}
2934		3263
2935	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2936		3265
2937	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2992	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2993		3322
2994	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2995		3324
2996	if (ref $msg) {	3325	if (ref $msg) {
2997	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2998	"ARRAY" eq ref $msg
2999	? @$msg
3000	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3001		3327
3002	my @reply;
3003
3004	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
3005	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
3006	}	3346	}
3007
3008	$ns->ext_reply ($reply, @reply)
3009	if $reply;
3010
3011	} else {	3347	} else {
3012	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3013	}	3349	}
3014		3350
3015	cf::override;	3351	cf::override;
3016	},	3352	},
3017	);	3353	);
…		…
3037		3373
3038	$coro	3374	$coro
3039	}	3375	}
3040		3376
3041	cf::client->attach (	3377	cf::client->attach (
3042	on_destroy => sub {	3378	on_client_destroy => sub {
3043	my ($ns) = @_;	3379	my ($ns) = @_;
3044		3380
3045	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3046	},	3382	},
3047	);	3383	);
…		…
3063	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3064		3400
3065	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3066		3402
3067	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3068	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3069	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3070	sort time	3406	sort time
3071	));	3407	));
3072		3408
3073	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3077	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3078		3414
3079	cf::object	3415	cf::object
3080	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
3081	insert remove name archname title slaying race decrease split	3417	insert remove name archname title slaying race decrease split
		3418	value
3082		3419
3083	cf::object::player	3420	cf::object::player
3084	player	3421	player
3085		3422
3086	cf::player	3423	cf::player
…		…
3092	=cut	3429	=cut
3093		3430
3094	for (	3431	for (
3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3096	insert remove inv nrof name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3097	decrease split destroy change_exp)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3098	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3099	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3100	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3101	) {	3438	) {
3102	no strict 'refs';
3103	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3105	for @funs;	3441	for @funs;
3106	}	3442	}
3107		3443
…		…
3122		3458
3123	my $qcode = $code;	3459	my $qcode = $code;
3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3125	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3126		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3127	local $_;	3466	local $_;
3128	local @safe::cf::_safe_eval_args = values %vars;
3129		3467
3130	my $eval =	3468	my $eval =
3131	"do {\n"	3469	"do {\n"
3132	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3133	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3134	. $code	3472	. $code
3135	. "\n}"	3473	. "\n}"
3136	;	3474	;
3137		3475
		3476	if ($CFG{safe_eval}) {
3138	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3139	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3140	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3141		3485
3142	if ($@) {	3486	if ($@) {
3143	warn "$@";	3487	warn "$@",
3144	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3145	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3146	}	3490	}
3147		3491
3148	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3149	}	3493	}
3150		3494
…		…
3164	=cut	3508	=cut
3165		3509
3166	sub register_script_function {	3510	sub register_script_function {
3167	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3168		3512
3169	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3170	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3171	}	3515	}
3172		3516
3173	=back	3517	=back
3174		3518
3175	=cut	3519	=cut
3176		3520
3177	#############################################################################	3521	#############################################################################
3178	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
3179		3547
3180	sub load_facedata($) {	3548	sub load_facedata($) {
3181	my ($path) = @_;	3549	my ($path) = @_;
3182		3550
3183	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
3184	# for this (global event?)	3552	# for this (global event?)
3185	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3186		3554
3187	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3188		3556
3189	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3190		3558
3191	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3192	0 < aio_load $path, $facedata
3193	or die "$path: $!";
3194
3195	$facedata = Coro::Storable::thaw $facedata;
3196		3560
3197	$facedata->{version} == 2	3561	$facedata->{version} == 2
3198	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3199		3563
3200	# patch in the exptable
3201	$facedata->{resource}{"res/exp_table"} = {
3202	type => FT_RSRC,
3203	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3204	};
3205	cf::cede_to_tick;	3564	cf::cede_to_tick;
3206		3565
3207	{	3566	{
3208	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
3209		3568
3210	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3212		3572
3213	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3214	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
3217		3579
3218	cf::cede_to_tick;	3580	cf::cede_to_tick;
3219	}	3581	}
3220		3582
3221	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
…		…
3226		3588
3227	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3228	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3230	} else {	3592	} else {
3231	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3232	}	3594	}
3233		3595
3234	cf::cede_to_tick;	3596	cf::cede_to_tick;
3235	}	3597	}
3236	}	3598	}
…		…
3245		3607
3246	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3247	}	3609	}
3248		3610
3249	{	3611	{
3250	# TODO: for gcfclient pleasure, we should give resources
3251	# that gcfclient doesn't grok a >10000 face index.
3252	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3253		3613
3254	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
3255	if (defined $info->{type}) {	3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3257	my $data;
3258		3618
3259	if ($info->{type} & 1) {
3260	# prepend meta info
3261
3262	my $meta = $enc->encode ({
3263	name => $name,
3264	%{ $info->{meta} || {} },
3265	});
3266
3267	$data = pack "(w/a*)*", $meta, $info->{data};
3268	} else {
3269	$data = $info->{data};
3270	}
3271
3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3273	cf::face::set_type $idx, $info->{type};	3619	cf::face::set_type $idx, $type;
		3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
3274	} else {	3623	} else {
3275	$RESOURCE{$name} = $info;	3624	# $RESOURCE{$name} = $info; # unused
3276	}	3625	}
3277		3626
3278	cf::cede_to_tick;	3627	cf::cede_to_tick;
3279	}	3628	}
3280	}	3629	}
3281		3630
3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3283		3632
3284	1	3633	1
3285	}	3634	}
3286
3287	cf::global->attach (on_resource_update => sub {
3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3290
3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3292	my $sound = $soundconf->{compat}[$_]
3293	or next;
3294
3295	my $face = cf::face::find "sound/$sound->[1]";
3296	cf::sound::set $sound->[0] => $face;
3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3298	}
3299
3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
3301	my $face = cf::face::find "sound/$v";
3302	cf::sound::set $k => $face;
3303	}
3304	}
3305	});
3306		3635
3307	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
3308	my ($ns, $want) = @_;	3637	my ($ns, $want) = @_;
3309		3638
3310	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
…		…
3318	my $status = load_resource_file_ $_[0];	3647	my $status = load_resource_file_ $_[0];
3319	get_slot 0.1, 100;	3648	get_slot 0.1, 100;
3320	cf::arch::commit_load;	3649	cf::arch::commit_load;
3321		3650
3322	$status	3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
3323	}	3665	}
3324		3666
3325	sub reload_regions {	3667	sub reload_regions {
3326	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3327	# for this (global event?)	3669	# for this (global event?)
…		…
3342	}	3684	}
3343		3685
3344	sub reload_archetypes {	3686	sub reload_archetypes {
3345	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3346	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
		3689
		3690	add_face "res/skill_info" => FT_RSRC,
		3691	JSON::XS->new->utf8->canonical->encode (
		3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3347	}	3698	}
3348		3699
3349	sub reload_treasures {	3700	sub reload_treasures {
3350	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3351	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3352	}	3703	}
3353		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
		3725	#d# move docstuff to help or so
		3726	our %DOCSTRING;
		3727
		3728	sub reload_pod {
		3729	trace "loading pods $PODDIR\n";
		3730
		3731	%DOCSTRING = ();
		3732	my @command_list;
		3733
		3734	for (
		3735	[0, "command_help"],
		3736	[1, "emote_help"],
		3737	[2, "dmcommand_help"],
		3738	) {
		3739	my ($type, $path) = @$_;
		3740
		3741	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3742	or die "unable to load $path";
		3743
		3744	my $level = 1e9;
		3745	my $rpar;
		3746
		3747	for my $par (@$paragraphs) {
		3748	if ($par->{type} eq "head2") {
		3749	# this code taken almost verbatim from DC/Protocol.pm
		3750
		3751	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3752	my $cmd = $1;
		3753	my @args = split /\|/, $2;
		3754	@args = (".*") unless @args;
		3755
		3756	$_ = $_ eq ".*" ? "" : " $_"
		3757	for @args;
		3758
		3759	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3760
		3761	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3762
		3763	push @command_list, [$type, \@variants];
		3764	$level = $par->{level};
		3765	} else {
		3766	error "$par->{markup}: unparsable command heading";
		3767	}
		3768	} elsif ($par->{level} > $level) {
		3769	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3770	}
		3771
		3772	cf::cede_to_tick;
		3773	}
		3774	}
		3775
		3776	@command_list = sort {
		3777	$a->[0] <=> $b->[0]
		3778	or $a->[1] cmp $b->[1]
		3779	} @command_list;
		3780
		3781	cf::cede_to_tick;
		3782
		3783	add_face "res/command_list" => FT_RSRC,
		3784	JSON::XS->new->utf8->encode (\@command_list);
		3785	}
		3786
3354	sub reload_resources {	3787	sub reload_resources {
3355	warn "reloading resource files...\n";	3788	trace "reloading resource files...\n";
3356		3789
		3790	reload_materials;
3357	reload_facedata;	3791	reload_facedata;
		3792	reload_exp_table;
		3793	reload_sound;
3358	reload_archetypes;	3794	reload_archetypes;
3359	reload_regions;	3795	reload_regions;
3360	reload_treasures;	3796	reload_treasures;
		3797	reload_pod;
3361		3798
3362	warn "finished reloading resource files\n";	3799	trace "finished reloading resource files\n";
3363	}	3800	}
3364		3801
3365	sub reload_config {	3802	sub reload_config {
3366	open my $fh, "<:utf8", "$CONFDIR/config"	3803	trace "reloading config file...\n";
3367	or return;
3368		3804
3369	local $/;	3805	my $config = load_file "$CONFDIR/config";
3370	*CFG = YAML::Load <$fh>;	3806	utf8::decode $config;
		3807	*CFG = decode_yaml $config;
3371		3808
3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3809	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3373		3810
3374	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3811	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3812	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3376		3813
3377	if (exists $CFG{mlockall}) {	3814	if (exists $CFG{mlockall}) {
…		…
3400		3837
3401	seek $fh, 0, 0;	3838	seek $fh, 0, 0;
3402	print $fh $$;	3839	print $fh $$;
3403	}	3840	}
3404		3841
		3842	sub main_loop {
		3843	trace "EV::loop starting\n";
		3844	if (1) {
		3845	EV::loop;
		3846	}
		3847	trace "EV::loop returned\n";
		3848	goto &main_loop unless $REALLY_UNLOOP;
		3849	}
		3850
3405	sub main {	3851	sub main {
3406	cf::init_globals; # initialise logging	3852	cf::init_globals; # initialise logging
3407		3853
3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3854	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3855	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3856	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3857	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3412		3858
3413	cf::init_experience;
3414	cf::init_anim;
3415	cf::init_attackmess;
3416	cf::init_dynamic;
3417	cf::init_block;
3418
3419	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3859	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3420		3860
3421	# we must not ever block the main coroutine	3861	# we must not ever block the main coroutine
3422	local $Coro::idle = sub {	3862	$Coro::idle = sub {
3423	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3863	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3424	(async {	3864	(async {
3425	$Coro::current->{desc} = "IDLE BUG HANDLER";	3865	$Coro::current->{desc} = "IDLE BUG HANDLER";
3426	EV::loop EV::LOOP_ONESHOT;	3866	EV::loop EV::LOOP_ONESHOT;
3427	})->prio (Coro::PRIO_MAX);	3867	})->prio (Coro::PRIO_MAX);
3428	};	3868	};
3429		3869
3430	evthread_start IO::AIO::poll_fileno;	3870	evthread_start IO::AIO::poll_fileno;
3431		3871
3432	cf::sync_job {	3872	cf::sync_job {
		3873	cf::incloader::init ();
		3874
		3875	db_init;
		3876
		3877	cf::init_anim;
		3878	cf::init_attackmess;
		3879	cf::init_dynamic;
		3880
		3881	cf::load_settings;
		3882
3433	reload_resources;	3883	reload_resources;
3434	reload_config;	3884	reload_config;
3435	db_init;
3436		3885
3437	cf::load_settings;
3438	cf::load_materials;
3439	cf::init_uuid;	3886	cf::init_uuid;
3440	cf::init_signals;	3887	cf::init_signals;
3441	cf::init_commands;
3442	cf::init_skills;	3888	cf::init_skills;
3443		3889
3444	cf::init_beforeplay;	3890	cf::init_beforeplay;
3445		3891
3446	atomic;	3892	atomic;
…		…
3448	load_extensions;	3894	load_extensions;
3449		3895
3450	utime time, time, $RUNTIMEFILE;	3896	utime time, time, $RUNTIMEFILE;
3451		3897
3452	# no (long-running) fork's whatsoever before this point(!)	3898	# no (long-running) fork's whatsoever before this point(!)
		3899	use POSIX ();
3453	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3900	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3454		3901
3455	(pop @POST_INIT)->(0) while @POST_INIT;	3902	cf::_post_init 0;
3456	};	3903	};
3457		3904
3458	EV::loop;	3905	cf::object::thawer::errors_are_fatal 0;
		3906	info "parse errors in files are no longer fatal from this point on.\n";
		3907
		3908	AE::postpone {
		3909	undef &main; # free gobs of memory :)
		3910	};
		3911
		3912	goto &main_loop;
3459	}	3913	}
3460		3914
3461	#############################################################################	3915	#############################################################################
3462	# initialisation and cleanup	3916	# initialisation and cleanup
3463		3917
3464	# install some emergency cleanup handlers	3918	# install some emergency cleanup handlers
3465	BEGIN {	3919	BEGIN {
3466	our %SIGWATCHER = ();	3920	our %SIGWATCHER = ();
3467	for my $signal (qw(INT HUP TERM)) {	3921	for my $signal (qw(INT HUP TERM)) {
3468	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3922	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3469	cf::cleanup "SIG$signal";	3923	cf::cleanup "SIG$signal";
3470	};	3924	};
3471	}	3925	}
3472	}	3926	}
3473		3927
3474	sub write_runtime_sync {	3928	sub write_runtime_sync {
		3929	my $t0 = AE::time;
		3930
3475	# first touch the runtime file to show we are still running:	3931	# first touch the runtime file to show we are still running:
3476	# the fsync below can take a very very long time.	3932	# the fsync below can take a very very long time.
3477		3933
3478	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3934	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3479		3935
3480	my $guard = cf::lock_acquire "write_runtime";	3936	my $guard = cf::lock_acquire "write_runtime";
3481		3937
3482	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3938	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3483	or return;	3939	or return;
3484		3940
3485	my $value = $cf::RUNTIME + 90 + 10;	3941	my $value = $cf::RUNTIME + 90 + 10;
3486	# 10 is the runtime save interval, for a monotonic clock	3942	# 10 is the runtime save interval, for a monotonic clock
3487	# 60 allows for the watchdog to kill the server.	3943	# 60 allows for the watchdog to kill the server.
…		…
3500	or return;	3956	or return;
3501		3957
3502	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3958	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3503	and return;	3959	and return;
3504		3960
3505	warn "runtime file written.\n";	3961	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3506		3962
3507	1	3963	1
3508	}	3964	}
3509		3965
3510	our $uuid_lock;	3966	our $uuid_lock;
…		…
3522	or return;	3978	or return;
3523		3979
3524	my $value = uuid_seq uuid_cur;	3980	my $value = uuid_seq uuid_cur;
3525		3981
3526	unless ($value) {	3982	unless ($value) {
3527	warn "cowardly refusing to write zero uuid value!\n";	3983	info "cowardly refusing to write zero uuid value!\n";
3528	return;	3984	return;
3529	}	3985	}
3530		3986
3531	my $value = uuid_str $value + $uuid_skip;	3987	my $value = uuid_str $value + $uuid_skip;
3532	$uuid_skip = 0;	3988	$uuid_skip = 0;
…		…
3542	or return;	3998	or return;
3543		3999
3544	aio_rename "$uuid~", $uuid	4000	aio_rename "$uuid~", $uuid
3545	and return;	4001	and return;
3546		4002
3547	warn "uuid file written ($value).\n";	4003	trace "uuid file written ($value).\n";
3548		4004
3549	1	4005	1
3550		4006
3551	}	4007	}
3552		4008
…		…
3558	}	4014	}
3559		4015
3560	sub emergency_save() {	4016	sub emergency_save() {
3561	my $freeze_guard = cf::freeze_mainloop;	4017	my $freeze_guard = cf::freeze_mainloop;
3562		4018
3563	warn "enter emergency perl save\n";	4019	info "emergency_perl_save: enter\n";
		4020
		4021	# this is a trade-off: we want to be very quick here, so
		4022	# save all maps without fsync, and later call a global sync
		4023	# (which in turn might be very very slow)
		4024	local $USE_FSYNC = 0;
3564		4025
3565	cf::sync_job {	4026	cf::sync_job {
		4027	cf::write_runtime_sync; # external watchdog should not bark
		4028
3566	# use a peculiar iteration method to avoid tripping on perl	4029	# use a peculiar iteration method to avoid tripping on perl
3567	# refcount bugs in for. also avoids problems with players	4030	# refcount bugs in for. also avoids problems with players
3568	# and maps saved/destroyed asynchronously.	4031	# and maps saved/destroyed asynchronously.
3569	warn "begin emergency player save\n";	4032	info "emergency_perl_save: begin player save\n";
3570	for my $login (keys %cf::PLAYER) {	4033	for my $login (keys %cf::PLAYER) {
3571	my $pl = $cf::PLAYER{$login} or next;	4034	my $pl = $cf::PLAYER{$login} or next;
3572	$pl->valid or next;	4035	$pl->valid or next;
3573	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4036	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3574	$pl->save;	4037	$pl->save;
3575	}	4038	}
3576	warn "end emergency player save\n";	4039	info "emergency_perl_save: end player save\n";
3577		4040
3578	warn "begin emergency map save\n";	4041	cf::write_runtime_sync; # external watchdog should not bark
		4042
		4043	info "emergency_perl_save: begin map save\n";
3579	for my $path (keys %cf::MAP) {	4044	for my $path (keys %cf::MAP) {
3580	my $map = $cf::MAP{$path} or next;	4045	my $map = $cf::MAP{$path} or next;
3581	$map->valid or next;	4046	$map->valid or next;
3582	$map->save;	4047	$map->save;
3583	}	4048	}
3584	warn "end emergency map save\n";	4049	info "emergency_perl_save: end map save\n";
3585		4050
3586	warn "begin emergency database checkpoint\n";	4051	cf::write_runtime_sync; # external watchdog should not bark
		4052
		4053	info "emergency_perl_save: begin database checkpoint\n";
3587	BDB::db_env_txn_checkpoint $DB_ENV;	4054	BDB::db_env_txn_checkpoint $DB_ENV;
3588	warn "end emergency database checkpoint\n";	4055	info "emergency_perl_save: end database checkpoint\n";
3589		4056
3590	warn "begin write uuid\n";	4057	info "emergency_perl_save: begin write uuid\n";
3591	write_uuid_sync 1;	4058	write_uuid_sync 1;
3592	warn "end write uuid\n";	4059	info "emergency_perl_save: end write uuid\n";
		4060
		4061	cf::write_runtime_sync; # external watchdog should not bark
		4062
		4063	trace "emergency_perl_save: syncing database to disk";
		4064	BDB::db_env_txn_checkpoint $DB_ENV;
		4065
		4066	info "emergency_perl_save: starting sync\n";
		4067	IO::AIO::aio_sync sub {
		4068	info "emergency_perl_save: finished sync\n";
		4069	};
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
		4072
		4073	trace "emergency_perl_save: flushing outstanding aio requests";
		4074	while (IO::AIO::nreqs || BDB::nreqs) {
		4075	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4076	}
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
3593	};	4079	};
3594		4080
3595	warn "leave emergency perl save\n";	4081	info "emergency_perl_save: leave\n";
3596	}	4082	}
3597		4083
3598	sub post_cleanup {	4084	sub post_cleanup {
3599	my ($make_core) = @_;	4085	my ($make_core) = @_;
3600		4086
		4087	IO::AIO::flush;
		4088
3601	warn Carp::longmess "post_cleanup backtrace"	4089	error Carp::longmess "post_cleanup backtrace"
3602	if $make_core;	4090	if $make_core;
3603		4091
3604	my $fh = pidfile;	4092	my $fh = pidfile;
3605	unlink $PIDFILE if <$fh> == $$;	4093	unlink $PIDFILE if <$fh> == $$;
3606	}	4094	}
…		…
3626	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4114	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3627	for my $name (keys %$leaf_symtab) {	4115	for my $name (keys %$leaf_symtab) {
3628	_gv_clear *{"$pkg$name"};	4116	_gv_clear *{"$pkg$name"};
3629	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4117	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3630	}	4118	}
3631	warn "cleared package $pkg\n";#d#
3632	}	4119	}
3633		4120
3634	sub do_reload_perl() {	4121	sub do_reload_perl() {
3635	# can/must only be called in main	4122	# can/must only be called in main
3636	if ($Coro::current != $Coro::main) {	4123	unless (in_main) {
3637	warn "can only reload from main coroutine";	4124	error "can only reload from main coroutine";
3638	return;	4125	return;
3639	}	4126	}
3640		4127
3641	return if $RELOAD++;	4128	return if $RELOAD++;
3642		4129
		4130	my $t1 = AE::time;
		4131
3643	while ($RELOAD) {	4132	while ($RELOAD) {
3644	warn "reloading...";	4133	cf::get_slot 0.1, -1, "reload_perl";
		4134	info "perl_reload: reloading...";
3645		4135
3646	warn "entering sync_job";	4136	trace "perl_reload: entering sync_job";
3647		4137
3648	cf::sync_job {	4138	cf::sync_job {
3649	cf::write_runtime_sync; # external watchdog should not bark
3650	cf::emergency_save;	4139	#cf::emergency_save;
3651	cf::write_runtime_sync; # external watchdog should not bark
3652		4140
3653	warn "syncing database to disk";
3654	BDB::db_env_txn_checkpoint $DB_ENV;
3655
3656	# if anything goes wrong in here, we should simply crash as we already saved
3657
3658	warn "flushing outstanding aio requests";
3659	while (IO::AIO::nreqs || BDB::nreqs) {
3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3661	}
3662
3663	warn "cancelling all extension coros";	4141	trace "perl_reload: cancelling all extension coros";
3664	$_->cancel for values %EXT_CORO;	4142	$_->cancel for values %EXT_CORO;
3665	%EXT_CORO = ();	4143	%EXT_CORO = ();
3666		4144
3667	warn "removing commands";	4145	trace "perl_reload: removing commands";
3668	%COMMAND = ();	4146	%COMMAND = ();
3669		4147
3670	warn "removing ext/exti commands";	4148	trace "perl_reload: removing ext/exti commands";
3671	%EXTCMD = ();	4149	%EXTCMD = ();
3672	%EXTICMD = ();	4150	%EXTICMD = ();
3673		4151
3674	warn "unloading/nuking all extensions";	4152	trace "perl_reload: unloading/nuking all extensions";
3675	for my $pkg (@EXTS) {	4153	for my $pkg (@EXTS) {
3676	warn "... unloading $pkg";	4154	trace "... unloading $pkg";
3677		4155
3678	if (my $cb = $pkg->can ("unload")) {	4156	if (my $cb = $pkg->can ("unload")) {
3679	eval {	4157	eval {
3680	$cb->($pkg);	4158	$cb->($pkg);
3681	1	4159	1
3682	} or warn "$pkg unloaded, but with errors: $@";	4160	} or error "$pkg unloaded, but with errors: $@";
3683	}	4161	}
3684		4162
3685	warn "... clearing $pkg";	4163	trace "... clearing $pkg";
3686	clear_package $pkg;	4164	clear_package $pkg;
3687	}	4165	}
3688		4166
3689	warn "unloading all perl modules loaded from $LIBDIR";	4167	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3690	while (my ($k, $v) = each %INC) {	4168	while (my ($k, $v) = each %INC) {
3691	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4169	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3692		4170
3693	warn "... unloading $k";	4171	trace "... unloading $k";
3694	delete $INC{$k};	4172	delete $INC{$k};
3695		4173
3696	$k =~ s/\.pm$//;	4174	$k =~ s/\.pm$//;
3697	$k =~ s/\//::/g;	4175	$k =~ s/\//::/g;
3698		4176
…		…
3701	}	4179	}
3702		4180
3703	clear_package $k;	4181	clear_package $k;
3704	}	4182	}
3705		4183
3706	warn "getting rid of safe::, as good as possible";	4184	trace "perl_reload: getting rid of safe::, as good as possible";
3707	clear_package "safe::$_"	4185	clear_package "safe::$_"
3708	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4186	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3709		4187
3710	warn "unloading cf.pm \"a bit\"";	4188	trace "perl_reload: unloading cf.pm \"a bit\"";
3711	delete $INC{"cf.pm"};	4189	delete $INC{"cf.pm"};
3712	delete $INC{"cf/pod.pm"};	4190	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3713		4191
3714	# don't, removes xs symbols, too,	4192	# don't, removes xs symbols, too,
3715	# and global variables created in xs	4193	# and global variables created in xs
3716	#clear_package __PACKAGE__;	4194	#clear_package __PACKAGE__;
3717		4195
3718	warn "unload completed, starting to reload now";	4196	info "perl_reload: unload completed, starting to reload now";
3719		4197
3720	warn "reloading cf.pm";	4198	trace "perl_reload: reloading cf.pm";
3721	require cf;	4199	require cf;
3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4200	cf::_connect_to_perl_1;
3723		4201
3724	warn "loading config and database again";	4202	trace "perl_reload: loading config and database again";
3725	cf::reload_config;	4203	cf::reload_config;
3726		4204
3727	warn "loading extensions";	4205	trace "perl_reload: loading extensions";
3728	cf::load_extensions;	4206	cf::load_extensions;
3729		4207
		4208	if ($REATTACH_ON_RELOAD) {
3730	warn "reattaching attachments to objects/players";	4209	trace "perl_reload: reattaching attachments to objects/players";
3731	_global_reattach; # objects, sockets	4210	_global_reattach; # objects, sockets
3732	warn "reattaching attachments to maps";	4211	trace "perl_reload: reattaching attachments to maps";
3733	reattach $_ for values %MAP;	4212	reattach $_ for values %MAP;
3734	warn "reattaching attachments to players";	4213	trace "perl_reload: reattaching attachments to players";
3735	reattach $_ for values %PLAYER;	4214	reattach $_ for values %PLAYER;
		4215	}
3736		4216
3737	warn "running post_load";	4217	cf::_post_init 1;
3738	(pop @POST_INIT)->(1) while @POST_INIT;
3739		4218
3740	warn "leaving sync_job";	4219	trace "perl_reload: leaving sync_job";
3741		4220
3742	1	4221	1
3743	} or do {	4222	} or do {
3744	warn $@;	4223	error $@;
3745	cf::cleanup "error while reloading, exiting.";	4224	cf::cleanup "perl_reload: error, exiting.";
3746	};	4225	};
3747		4226
3748	warn "reloaded";
3749	--$RELOAD;	4227	--$RELOAD;
3750	}	4228	}
		4229
		4230	$t1 = AE::time - $t1;
		4231	info "perl_reload: completed in ${t1}s\n";
3751	};	4232	};
3752		4233
3753	our $RELOAD_WATCHER; # used only during reload	4234	our $RELOAD_WATCHER; # used only during reload
3754		4235
3755	sub reload_perl() {	4236	sub reload_perl() {
3756	# doing reload synchronously and two reloads happen back-to-back,	4237	# doing reload synchronously and two reloads happen back-to-back,
3757	# coro crashes during coro_state_free->destroy here.	4238	# coro crashes during coro_state_free->destroy here.
3758		4239
		4240	$RELOAD_WATCHER ||= cf::async {
		4241	Coro::AIO::aio_wait cache_extensions;
		4242
3759	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4243	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3760	do_reload_perl;	4244	do_reload_perl;
3761	undef $RELOAD_WATCHER;	4245	undef $RELOAD_WATCHER;
		4246	};
3762	};	4247	};
3763	}	4248	}
3764		4249
3765	register_command "reload" => sub {	4250	register_command "reload" => sub {
3766	my ($who, $arg) = @_;	4251	my ($who, $arg) = @_;
…		…
3772	reload_perl;	4257	reload_perl;
3773	};	4258	};
3774	}	4259	}
3775	};	4260	};
3776		4261
3777	unshift @INC, $LIBDIR;	4262	#############################################################################
3778		4263
3779	my $bug_warning = 0;	4264	my $bug_warning = 0;
3780		4265
3781	our @WAIT_FOR_TICK;
3782	our @WAIT_FOR_TICK_BEGIN;
3783
3784	sub wait_for_tick {	4266	sub wait_for_tick() {
3785	return if tick_inhibit || $Coro::current == $Coro::main;	4267	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3786		4268
3787	my $signal = new Coro::Signal;	4269	$WAIT_FOR_TICK->wait;
3788	push @WAIT_FOR_TICK, $signal;
3789	$signal->wait;
3790	}	4270	}
3791		4271
3792	sub wait_for_tick_begin {	4272	sub wait_for_tick_begin() {
3793	return if tick_inhibit || $Coro::current == $Coro::main;	4273	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3794		4274
3795	my $signal = new Coro::Signal;	4275	my $signal = new Coro::Signal;
3796	push @WAIT_FOR_TICK_BEGIN, $signal;	4276	push @WAIT_FOR_TICK_BEGIN, $signal;
3797	$signal->wait;	4277	$signal->wait;
3798	}	4278	}
…		…
3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4282	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3803	unless ++$bug_warning > 10;	4283	unless ++$bug_warning > 10;
3804	return;	4284	return;
3805	}	4285	}
3806		4286
3807	cf::server_tick; # one server iteration	4287	cf::one_tick; # one server iteration
		4288
		4289	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3808		4290
3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4291	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4292	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3811	Coro::async_pool {	4293	Coro::async_pool {
3812	$Coro::current->{desc} = "runtime saver";	4294	$Coro::current->{desc} = "runtime saver";
3813	write_runtime_sync	4295	write_runtime_sync
3814	or warn "ERROR: unable to write runtime file: $!";	4296	or error "ERROR: unable to write runtime file: $!";
3815	};	4297	};
3816	}	4298	}
3817		4299
3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4300	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3819	$sig->send;	4301	$sig->send;
3820	}	4302	}
3821	while (my $sig = shift @WAIT_FOR_TICK) {	4303	$WAIT_FOR_TICK->broadcast;
3822	$sig->send;
3823	}
3824		4304
3825	$LOAD = ($NOW - $TICK_START) / $TICK;	4305	$LOAD = ($NOW - $TICK_START) / $TICK;
3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4306	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3827		4307
3828	if (0) {	4308	if (0) {
3829	if ($NEXT_TICK) {	4309	if ($NEXT_TICK) {
3830	my $jitter = $TICK_START - $NEXT_TICK;	4310	my $jitter = $TICK_START - $NEXT_TICK;
3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4311	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3832	warn "jitter $JITTER\n";#d#	4312	debug "jitter $JITTER\n";#d#
3833	}	4313	}
3834	}	4314	}
3835	}	4315	}
3836		4316
3837	{	4317	{
3838	# configure BDB	4318	# configure BDB
		4319	info "initialising database";
3839		4320
3840	BDB::min_parallel 8;	4321	BDB::min_parallel 16;
3841	BDB::max_poll_reqs $TICK * 0.1;	4322	BDB::max_poll_reqs $TICK * 0.1;
3842	$AnyEvent::BDB::WATCHER->priority (1);	4323	#$AnyEvent::BDB::WATCHER->priority (1);
3843		4324
3844	unless ($DB_ENV) {	4325	unless ($DB_ENV) {
3845	$DB_ENV = BDB::db_env_create;	4326	$DB_ENV = BDB::db_env_create;
3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4327	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4328	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4353	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3873	};	4354	};
3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4355	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4356	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3876	};	4357	};
		4358
		4359	info "database initialised";
3877	}	4360	}
3878		4361
3879	{	4362	{
3880	# configure IO::AIO	4363	# configure IO::AIO
3881		4364
		4365	info "initialising aio";
3882	IO::AIO::min_parallel 8;	4366	IO::AIO::min_parallel 8;
3883	IO::AIO::max_poll_time $TICK * 0.1;	4367	IO::AIO::max_poll_time $TICK * 0.1;
3884	undef $AnyEvent::AIO::WATCHER;	4368	undef $AnyEvent::AIO::WATCHER;
		4369	info "aio initialised";
3885	}	4370	}
3886		4371
3887	my $_log_backtrace;	4372	our $_log_backtrace;
		4373	our $_log_backtrace_last;
3888		4374
3889	sub _log_backtrace {	4375	sub _log_backtrace {
3890	my ($msg, @addr) = @_;	4376	my ($msg, @addr) = @_;
3891		4377
3892	$msg =~ s/\n//;	4378	$msg =~ s/\n$//;
3893		4379
		4380	if ($_log_backtrace_last eq $msg) {
		4381	LOG llevInfo, "[ABT] $msg\n";
		4382	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3894	# limit the # of concurrent backtraces	4383	# limit the # of concurrent backtraces
3895	if ($_log_backtrace < 2) {	4384	} elsif ($_log_backtrace < 2) {
		4385	$_log_backtrace_last = $msg;
3896	++$_log_backtrace;	4386	++$_log_backtrace;
3897	my $perl_bt = Carp::longmess $msg;	4387	my $perl_bt = Carp::longmess $msg;
3898	async {	4388	async {
3899	$Coro::current->{desc} = "abt $msg";	4389	$Coro::current->{desc} = "abt $msg";
3900		4390
…		…
3920	LOG llevInfo, "[ABT] $_\n" for @bt;	4410	LOG llevInfo, "[ABT] $_\n" for @bt;
3921	--$_log_backtrace;	4411	--$_log_backtrace;
3922	};	4412	};
3923	} else {	4413	} else {
3924	LOG llevInfo, "[ABT] $msg\n";	4414	LOG llevInfo, "[ABT] $msg\n";
3925	LOG llevInfo, "[ABT] [suppressed]\n";	4415	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3926	}	4416	}
3927	}	4417	}
3928		4418
3929	# load additional modules	4419	# load additional modules
3930	use cf::pod;	4420	require "cf/$_.pm" for @EXTRA_MODULES;
		4421	cf::_connect_to_perl_2;
3931		4422
3932	END { cf::emergency_save }	4423	END { cf::emergency_save }
3933		4424
3934	1	4425	1
3935		4426

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