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Revision 1.454 by root, Thu Sep 25 12:14:32 2008 UTC vs.
Revision 1.598 by root, Sun Nov 11 02:38:10 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
36		40
37	use Coro ();	41	use Coro ();
38	use Coro::State;	42	use Coro::State;
39	use Coro::Handle;	43	use Coro::Handle;
40	use Coro::EV;	44	use Coro::EV;
41	use Coro::AnyEvent;	45	use Coro::AnyEvent;
42	use Coro::Timer;	46	use Coro::Timer;
43	use Coro::Signal;	47	use Coro::Signal;
44	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	50	use Coro::AnyEvent;
46	use Coro::AIO;	51	use Coro::AIO;
47	use Coro::BDB 1.6;	52	use Coro::BDB 1.6;
48	use Coro::Storable;	53	use Coro::Storable;
49	use Coro::Util ();	54	use Coro::Util ();
50		55
		56	use Guard ();
51	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
52	use BDB ();	58	use BDB ();
53	use Data::Dumper;	59	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	60	use Fcntl;
56	use YAML ();	61	use YAML::XS ();
57	use IO::AIO ();	62	use IO::AIO ();
58	use Time::HiRes;
59	use Compress::LZF;	63	use Compress::LZF;
60	use Digest::MD5 ();	64	use Digest::MD5 ();
61		65
62	AnyEvent::detect;	66	AnyEvent::detect;
63		67
…		…
70		74
71	# make sure c-lzf reinitialises itself	75	# make sure c-lzf reinitialises itself
72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
74		78
		79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		81
75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
76		85
77	our %COMMAND = ();	86	our %COMMAND = ();
78	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
79		88
80	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
81	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
82	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
83	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
84	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
85		96
86	our $RELOAD; # number of reloads so far, non-zero while in reload	97	our $RELOAD; # number of reloads so far, non-zero while in reload
87	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
88		101
89	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
90	our $DATADIR = datadir;	104	our $DATADIR = datadir;
91	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
92	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
93	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
94	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
95	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
98	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
99	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
100	our $PIDFILE = "$LOCALDIR/pid";	115	our $PIDFILE = "$LOCALDIR/pid";
101	our $RUNTIMEFILE = "$LOCALDIR/runtime";	116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
102		117
103	our %RESOURCE;	118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
104		125
105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
107	our $NEXT_TICK;	128	our $NEXT_TICK;
108	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
109		130
110	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
111	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
112	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
113	our $DB_ENV;	134	our $DB_ENV;
114		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
115	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
116		140
117	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
118	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
119	our $NOW;	144	our $NOW;
120		145
121	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
122	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
123	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
…		…
129	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
130	our $JITTER; # average jitter	155	our $JITTER; # average jitter
131	our $TICK_START; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
132		157
133	our @POST_INIT;	158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
134		165
135	binmode STDOUT;	166	binmode STDOUT;
136	binmode STDERR;	167	binmode STDERR;
137		168
138	# read virtual server time, if available	169	# read virtual server time, if available
…		…
140	open my $fh, "<", $RUNTIMEFILE	171	open my $fh, "<", $RUNTIMEFILE
141	or die "unable to read $RUNTIMEFILE file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
142	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
143	}	174	}
144		175
		176	eval "sub TICK() { $TICK } 1" or die;
		177
145	mkdir $_	178	mkdir $_
146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
147		180
148	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
149		182
150	sub cf::map::normalise;	183	sub cf::map::normalise;
151		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
152	#############################################################################	189	#############################################################################
153		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
154	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
155		203
156	=over 4	204	=over 4
157		205
158	=item $cf::UPTIME	206	=item $cf::UPTIME
159		207
160	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
161		224
162	=item $cf::RUNTIME	225	=item $cf::RUNTIME
163		226
164	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
165	every server tick.	228	every server tick.
166		229
167	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
168	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
169	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
170		233
171	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
172	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
173	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
174	database environment.	237	database environment.
175		238
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	239	=item $cf::LOADAVG
185		240
186	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
187	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
188	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
197	from wherever your confdir points to.	252	from wherever your confdir points to.
198		253
199	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
200		255
201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
202	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
203	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
204		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$cf::WAIT_FOR_TICK>).
		264
		265	=item $cf::WAIT_FOR_TICK
		266
		267	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		268	variable contains a L<Coro::Signal> that is broadcats after every server
		269	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		270	next server tick.
		271
		272	=cut
		273
		274	sub wait_for_tick();
		275	sub wait_for_tick_begin();
		276
205	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
206		278
207	This array contains the results of the last C<invoke ()> call. When	279	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	280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
209	that call.	281	that call.
210		282
		283	=item %cf::REFLECT
		284
		285	Contains, for each (C++) class name, a hash reference with information
		286	about object members (methods, scalars, arrays and flags) and other
		287	metadata, which is useful for introspection.
		288
211	=back	289	=back
212		290
213	=cut	291	=cut
214		292
215	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
216	*CORE::GLOBAL::warn = sub {	294	sub warn (@) { LOG llevWarn , join "", @_ }
		295	sub info (@) { LOG llevInfo , join "", @_ }
		296	sub debug(@) { LOG llevDebug, join "", @_ }
		297	sub trace(@) { LOG llevTrace, join "", @_ }
		298
		299	$Coro::State::WARNHOOK = sub {
217	my $msg = join "", @_;	300	my $msg = join "", @_;
218		301
219	$msg .= "\n"	302	$msg .= "\n"
220	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
221		304
222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	305	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
223		306
224	LOG llevError, $msg;	307	LOG llevWarn, $msg;
225	};	308	};
226	}
227		309
228	$Coro::State::DIEHOOK = sub {	310	$Coro::State::DIEHOOK = sub {
229	return unless $^S eq 0; # "eq", not "=="	311	return unless $^S eq 0; # "eq", not "=="
230		312
231	if ($Coro::current == $Coro::main) {#d#	313	error Carp::longmess $_[0];
		314
		315	if (in_main) {#d#
232	warn "DIEHOOK called in main context, Coro bug?\n";#d#	316	error "DIEHOOK called in main context, Coro bug?\n";#d#
233	return;#d#	317	return;#d#
234	}#d#	318	}#d#
235		319
236	# kill coroutine otherwise	320	# kill coroutine otherwise
237	warn Carp::longmess $_[0];
238	Coro::terminate	321	Coro::terminate
239	};	322	};
240
241	$SIG{__DIE__} = sub { }; #d#?
242		323
243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
260	)) {	341	)) {
261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
262	}	343	}
263		344
264	$EV::DIED = sub {	345	$EV::DIED = sub {
265	warn "error in event callback: @_";	346	warn "error in event callback: $@";
266	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
267		353
268	#############################################################################	354	#############################################################################
269		355
270	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
271		357
…		…
292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
293	$d	379	$d
294	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
295	}	381	}
296		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($path, $data, $sync) = @_;
		406
		407	my $lock = cf::lock_acquire ("replace_file:$path");
		408
		409	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		410	or return;
		411
		412	$data = $data->() if ref $data;
		413
		414	length $data == aio_write $fh, 0, (length $data), $data, 0
		415	or return;
		416
		417	!$sync
		418	or !aio_fsync $fh
		419	or return;
		420
		421	aio_close $fh
		422	and return;
		423
		424	aio_rename "$path~", $path
		425	and return;
		426
		427	if ($sync) {
		428	$path =~ s%/[^/]*$%%;
		429	aio_pathsync $path;
		430	}
		431
		432	1
		433	}
		434
297	=item $ref = cf::decode_json $json	435	=item $ref = cf::decode_json $json
298		436
299	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
300		438
301	=item $json = cf::encode_json $ref	439	=item $json = cf::encode_json $ref
…		…
307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
308		446
309	sub encode_json($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
310	sub decode_json($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
311		449
		450	=item $ref = cf::decode_storable $scalar
		451
		452	Same as Coro::Storable::thaw, so blocks.
		453
		454	=cut
		455
		456	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		457
		458	=item $ref = cf::decode_yaml $scalar
		459
		460	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		461
		462	=cut
		463
		464	sub decode_yaml($) {
		465	fork_call { YAML::XS::Load $_[0] } @_
		466	}
		467
		468	=item $scalar = cf::unlzf $scalar
		469
		470	Same as Compress::LZF::compress, but takes server ticks into account, so
		471	blocks.
		472
		473	=cut
		474
		475	sub unlzf($) {
		476	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		477	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		478	Compress::LZF::decompress $_[0]
		479	}
		480
312	=item cf::post_init { BLOCK }	481	=item cf::post_init { BLOCK }
313		482
314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
315	but I<before> the server starts ticking again.	484	but I<before> the server starts ticking again.
316		485
317	The cdoeblock will have a single boolean argument to indicate whether this	486	The codeblock will have a single boolean argument to indicate whether this
318	is a reload or not.	487	is a reload or not.
319		488
320	=cut	489	=cut
321		490
322	sub post_init(&) {	491	sub post_init(&) {
323	push @POST_INIT, shift;	492	push @POST_INIT, shift;
324	}	493	}
325		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
		510	}
		511
326	=item cf::lock_wait $string	512	=item cf::lock_wait $string
327		513
328	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
329		515
330	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
331		517
332	Wait until the given lock is available and then acquires it and returns	518	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,	519	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	520	for example when the coroutine gets canceled), the lock is automatically
335	returned.	521	returned.
336		522
337	Locks are *not* recursive, locking from the same coro twice results in a	523	Locks are *not* recursive, locking from the same coro twice results in a
338	deadlocked coro.	524	deadlocked coro.
…		…
344		530
345	Return true if the lock is currently active, i.e. somebody has locked it.	531	Return true if the lock is currently active, i.e. somebody has locked it.
346		532
347	=cut	533	=cut
348		534
349	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
350	our %LOCKER;#d#
351		536
352	sub lock_wait($) {	537	sub lock_wait($) {
353	my ($key) = @_;	538	$LOCKS->wait ($_[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} }, $Coro::current;
364	Coro::schedule;
365	}
366	}	539	}
367		540
368	sub lock_acquire($) {	541	sub lock_acquire($) {
369	my ($key) = @_;	542	$LOCKS->guard ($_[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	}	543	}
383		544
384	sub lock_active($) {	545	sub lock_active($) {
385	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
386
387	! ! $LOCK{$key}
388	}	547	}
389		548
390	sub freeze_mainloop {	549	sub freeze_mainloop {
391	tick_inhibit_inc;	550	tick_inhibit_inc;
392		551
393	Coro::guard \&tick_inhibit_dec;	552	&Guard::guard (\&tick_inhibit_dec);
394	}	553	}
395		554
396	=item cf::periodic $interval, $cb	555	=item cf::periodic $interval, $cb
397		556
398	Like EV::periodic, but randomly selects a starting point so that the actions	557	Like EV::periodic, but randomly selects a starting point so that the actions
399	get spread over timer.	558	get spread over time.
400		559
401	=cut	560	=cut
402		561
403	sub periodic($$) {	562	sub periodic($$) {
404	my ($interval, $cb) = @_;	563	my ($interval, $cb) = @_;
…		…
408	EV::periodic $start, $interval, 0, $cb	567	EV::periodic $start, $interval, 0, $cb
409	}	568	}
410		569
411	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
412		571
413	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
414	This call blocks and returns only when you have at least C<$time> seconds	573	(default: 0): This call blocks and returns only when you have at least
415	of cpu time till the next tick. The slot is only valid till the next cede.	574	C<$time> seconds of cpu time till the next tick. The slot is only valid
		575	till the next cede.
		576
		577	Background jobs should use a priority les than zero, interactive jobs
		578	should use 100 or more.
416		579
417	The optional C<$name> can be used to identify the job to run. It might be	580	The optional C<$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.	581	used for statistical purposes and should identify the same time-class.
419		582
420	Useful for short background jobs.	583	Useful for short background jobs.
421		584
422	=cut	585	=cut
423		586
424	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
425	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
426		590
427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
428	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
429	$Coro::current->desc ("timeslot manager");	593	$Coro::current->desc ("timeslot manager");
430		594
431	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
432		597
433	while () {	598	while () {
434	next_job:	599	next_job:
		600
435	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
436	if ($avail > 0.01) {	602
437	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
438	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
439	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
440	$job->[2]->send;	607	$job->[2]->send;
441	Coro::cede;	608	Coro::cede;
442	goto next_job;	609	goto next_job;
443	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
444	}	612	}
445	}	613	}
446		614
447	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
448	# we do not use wait_for_tick() as it returns immediately when tick is inactive	616	# we do not use wait_for_tick() as it returns immediately when tick is inactive
449	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
450	$signal->wait;
451	} else {	618	} else {
		619	$busy = 0;
452	Coro::schedule;	620	Coro::schedule;
453	}	621	}
454	}	622	}
455	};	623	};
456		624
457	sub get_slot($;$$) {	625	sub get_slot($;$$) {
458	return if tick_inhibit || $Coro::current == $Coro::main;	626	return if tick_inhibit || $Coro::current == $Coro::main;
459		627
460	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
461		629
462	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
463	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
464		633
465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
467	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
493	=cut	662	=cut
494		663
495	sub sync_job(&) {	664	sub sync_job(&) {
496	my ($job) = @_;	665	my ($job) = @_;
497		666
498	if ($Coro::current == $Coro::main) {	667	if (in_main) {
499	my $time = EV::time;	668	my $time = AE::time;
500		669
501	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
502	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
503		672
504	LOG llevError, Carp::longmess "sync job";#d#	673	#LOG llevError, Carp::longmess "sync job";#d#
505		674
506	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
507		676
508	my $busy = 1;	677	my $busy = 1;
509	my @res;	678	my @res;
510		679
511	(async {	680	(async {
512	$Coro::current->desc ("sync job coro");	681	$Coro::current->desc ("sync job coro");
513	@res = eval { $job->() };	682	@res = eval { $job->() };
514	warn $@ if $@;	683	error $@ if $@;
515	undef $busy;	684	undef $busy;
516	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
517		686
518	while ($busy) {	687	while ($busy) {
519	if (Coro::nready) {	688	if (Coro::nready) {
…		…
521	} else {	690	} else {
522	EV::loop EV::LOOP_ONESHOT;	691	EV::loop EV::LOOP_ONESHOT;
523	}	692	}
524	}	693	}
525		694
526	my $time = EV::time - $time;	695	my $time = AE::time - $time;
527		696
528	$TICK_START += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
529		698
530	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
531	} else {	700	} else {
…		…
553	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
554		723
555	$coro	724	$coro
556	}	725	}
557		726
558	=item fork_call { }, $args	727	=item fork_call { }, @args
559		728
560	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
561	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
562	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
563	never block itself or use any form of event handling.	732	never block itself or use any form of event handling.
564		733
565	=cut	734	=cut
566		735
		736	sub post_fork {
		737	reset_signals;
		738	}
		739
567	sub fork_call(&@) {	740	sub fork_call(&@) {
568	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
569		742
570	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
571	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
572	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
573		746
574	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
575	reset_signals;	748	cf::post_fork;
576	&$cb	749	&$cb
577	}, @args;	750	} @args;
578		751
579	wantarray ? @res : $res[-1]	752	wantarray ? @res : $res[-1]
		753	}
		754
		755	sub objinfo {
		756	(
		757	"counter value" => cf::object::object_count,
		758	"objects created" => cf::object::create_count,
		759	"objects destroyed" => cf::object::destroy_count,
		760	"freelist size" => cf::object::free_count,
		761	"allocated objects" => cf::object::objects_size,
		762	"active objects" => cf::object::actives_size,
		763	)
580	}	764	}
581		765
582	=item $coin = coin_from_name $name	766	=item $coin = coin_from_name $name
583		767
584	=cut	768	=cut
…		…
621	within each server.	805	within each server.
622		806
623	=cut	807	=cut
624		808
625	sub db_table($) {	809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
626	my ($name) = @_;	813	my ($name) = @_;
627	my $db = BDB::db_create $DB_ENV;	814	my $db = BDB::db_create $DB_ENV;
628		815
629	eval {	816	eval {
630	$db->set_flags (BDB::CHKSUM);	817	$db->set_flags (BDB::CHKSUM);
…		…
640	}	827	}
641		828
642	our $DB;	829	our $DB;
643		830
644	sub db_init {	831	sub db_init {
645	cf::sync_job {
646	$DB ||= db_table "db";	832	$DB ||= db_table "db";
647	};
648	}	833	}
649		834
650	sub db_get($$) {	835	sub db_get($$) {
651	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
652		837
653	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
654	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
655		842
656	$! ? ()	843	$! ? ()
657	: $data	844	: $data
658	}
659	}	845	}
660		846
661	sub db_put($$$) {	847	sub db_put($$$) {
662	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
663	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		877
692	my @data;	878	my @data;
693	my $md5;	879	my $md5;
694		880
695	for (0 .. $#$src) {	881	for (0 .. $#$src) {
696	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
697	or Carp::croak "$src->[$_]: $!";
698	}	883	}
699		884
700	# if processing is expensive, check	885	# if processing is expensive, check
701	# checksum first	886	# checksum first
702	if (1) {	887	if (1) {
…		…
715		900
716	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
717	}	902	}
718	}	903	}
719		904
720	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
721	my $data = $process->(\@data);	906	my $data = $process->(\@data);
722	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
723		908
724	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
725		910
726	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
727	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
728	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
729		914
…		…
739		924
740	=cut	925	=cut
741		926
742	sub datalog($@) {	927	sub datalog($@) {
743	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
744	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
745	}	930	}
746		931
747	=back	932	=back
748		933
749	=cut	934	=cut
…		…
944		1129
945	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
946	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
947		1132
948	} elsif (ref $type) {	1133	} elsif (ref $type) {
949	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
950		1135
951	} else {	1136	} else {
952	shift @arg;	1137	shift @arg;
953	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
954	}	1139	}
955	}	1140	}
956	}	1141	}
957		1142
958	sub _object_attach {	1143	sub _object_attach {
…		…
968	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
969	}	1154	}
970		1155
971	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
972	} else {	1157	} else {
973	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
974	}	1159	}
975		1160
976	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
977	}	1162	}
978		1163
…		…
1037		1222
1038	for (@$callbacks) {	1223	for (@$callbacks) {
1039	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
1040		1225
1041	if ($@) {	1226	if ($@) {
1042	warn "$@";
1043	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1044	override;	1228	override;
1045	}	1229	}
1046		1230
1047	return 1 if $override;	1231	return 1 if $override;
1048	}	1232	}
…		…
1127	for (@$attach) {	1311	for (@$attach) {
1128	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
1129	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
1130	}	1314	}
1131	} else {	1315	} else {
1132	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
1133	}	1317	}
1134	}	1318	}
1135	}	1319	}
1136		1320
1137	cf::attachable->attach (	1321	cf::attachable->attach (
…		…
1164	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1165		1349
1166	sync_job {	1350	sync_job {
1167	if (length $$rdata) {	1351	if (length $$rdata) {
1168	utf8::decode (my $decname = $filename);	1352	utf8::decode (my $decname = $filename);
1169	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1170	$decname, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1171		1356
1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1173	aio_chmod $fh, SAVE_MODE;	1358	aio_chmod $fh, SAVE_MODE;
1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1175	aio_fsync $fh if $cf::USE_FSYNC;	1360	if ($cf::USE_FSYNC) {
		1361	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;
		1362	aio_fsync $fh;
		1363	}
1176	aio_close $fh;	1364	aio_close $fh;
1177		1365
1178	if (@$objs) {	1366	if (@$objs) {
1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1367	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1180	aio_chmod $fh, SAVE_MODE;	1368	aio_chmod $fh, SAVE_MODE;
1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1182	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1183	aio_fsync $fh if $cf::USE_FSYNC;	1371	if ($cf::USE_FSYNC) {
		1372	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;
		1373	aio_fsync $fh;
		1374	}
1184	aio_close $fh;	1375	aio_close $fh;
1185	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1186	}	1377	}
1187	} else {	1378	} else {
1188	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1189	}	1380	}
1190		1381
1191	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1192	} else {	1386	} else {
1193	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1194	}	1388	}
1195	} else {	1389	} else {
1196	aio_unlink $filename;	1390	aio_unlink $filename;
1197	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1198	}	1392	}
…		…
1222	my $st = eval { Coro::Storable::thaw $av };	1416	my $st = eval { Coro::Storable::thaw $av };
1223	$av = $st->{objs};	1417	$av = $st->{objs};
1224	}	1418	}
1225		1419
1226	utf8::decode (my $decname = $filename);	1420	utf8::decode (my $decname = $filename);
1227	warn sprintf "loading %s (%d,%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1228	$decname, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1229		1424
1230	($data, $av)	1425	($data, $av)
1231	}	1426	}
1232		1427
1233	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1237	=cut	1432	=cut
1238		1433
1239	#############################################################################	1434	#############################################################################
1240	# command handling &c	1435	# command handling &c
1241		1436
1242	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1243		1438
1244	Register a callback for execution when the client sends the user command	1439	Register a callback for execution when the client sends the user command
1245	$name.	1440	$name.
1246		1441
1247	=cut	1442	=cut
…		…
1253	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1254		1449
1255	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1256	}	1451	}
1257		1452
1258	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1259		1454
1260	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1261	extcmd packet. Ext commands will be processed in the order they are	1456	extcmd packet. Ext commands will be processed in the order they are
1262	received by the server, like other user commands. The first argument is	1457	received by the server, like other user commands. The first argument is
1263	the logged-in player. Ext commands can only be processed after a player	1458	the logged-in player. Ext commands can only be processed after a player
1264	has logged in successfully.	1459	has logged in successfully.
1265		1460
1266	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1267	called.
1268		1462
		1463	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1464
		1465	Same as C<cf::register_extcmd>, but instead of returning values, the
		1466	callback needs to clal the C<$reply> function.
		1467
1269	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1270		1469
1271	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1272	exticmd packet. Exti commands are processed by the server as soon as they	1471	exticmd packet. Exti commands are processed by the server as soon as they
1273	are received, i.e. out of order w.r.t. other commands. The first argument	1472	are received, i.e. out of order w.r.t. other commands. The first argument
1274	is a client socket. Exti commands can be received anytime, even before	1473	is a client socket. Exti commands can be received anytime, even before
1275	log-in.	1474	log-in.
1276		1475
1277	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1278	called.
1279		1477
1280	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1281		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1282	sub register_extcmd {	1485	sub register_extcmd($$) {
1283	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1284		1487
1285	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1286	}	1489	}
1287		1490
1288	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1289	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1290		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1291	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1292	}	1501	}
1293		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1294	cf::player->attach (	1511	cf::player->attach (
1295	on_command => sub {	1512	on_unknown_command => sub {
1296	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1297		1514
1298	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1299	or return;	1516	or return;
1300		1517
…		…
1308	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1309		1526
1310	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1311		1528
1312	if (ref $msg) {	1529	if (ref $msg) {
1313	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1314	"ARRAY" eq ref $msg
1315	? @$msg
1316	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1317		1531
1318	my @reply;
1319
1320	if (my $cb = $EXTCMD{$type}) {	1532	if (my $cb = $EXTACMD{$type}) {
		1533	$cb->(
		1534	$pl,
		1535	sub {
		1536	$pl->ext_msg ("reply-$reply", @_)
		1537	if $reply;
		1538	},
		1539	@payload
		1540	);
		1541	} else {
		1542	my @reply;
		1543
		1544	if (my $cb = $EXTCMD{$type}) {
1321	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1322	}	1550	}
1323		1551
1324	$pl->ext_reply ($reply, @reply)
1325	if $reply;
1326
1327	} else {	1552	} else {
1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1329	}	1554	}
1330		1555
1331	cf::override;	1556	cf::override;
1332	},	1557	},
1333	);	1558	);
1334		1559
		1560	# "readahead" all extensions
		1561	sub cache_extensions {
		1562	my $grp = IO::AIO::aio_group;
		1563
		1564	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1565	for (grep /\.ext$/, @{$_[0]}) {
		1566	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1567	}
		1568	};
		1569
		1570	$grp
		1571	}
		1572
		1573	sub _ext_cfg_reg($$$$) {
		1574	my ($rvar, $varname, $cfgname, $default) = @_;
		1575
		1576	$cfgname = lc $varname
		1577	unless length $cfgname;
		1578
		1579	$EXT_CFG{$cfgname} = [$rvar, $default];
		1580
		1581	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1582	}
		1583
1335	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1336	cf::sync_job {	1589	cf::sync_job {
1337	my %todo;	1590	my %todo;
1338		1591
1339	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1340	next unless -r $path;	1593	next unless -r $path;
…		…
1358		1611
1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1361		1614
1362	$ext{source} =	1615	$ext{source} =
1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1364	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1365	. $source	1618	. $source
1366	. "\n};\n1";	1619	. "\n};\n1";
1367		1620
1368	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1369	}	1622	}
1370		1623
		1624	my $pass = 0;
1371	my %done;	1625	my %done;
1372	while (%todo) {	1626	while (%todo) {
1373	my $progress;	1627	my $progress;
1374		1628
		1629	++$pass;
		1630
		1631	ext:
1375	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1376	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1377	goto skip	1634	next ext
1378	unless exists $done{$_};	1635	unless exists $done{$_};
1379	}	1636	}
1380		1637
1381	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1382		1639
1383	unless (eval $v->{source}) {	1640	my $source = $v->{source};
		1641
		1642	# support "CONF varname :confname = default" pseudo-statements
		1643	$source =~ s{
		1644	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1645	}{
		1646	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1647	}gmxe;
		1648
		1649	my $active = eval $source;
		1650
		1651	if (length $@) {
1384	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1385	: "$v->{base}: extension inactive.\n";
1386		1653
1387	if (exists $v->{meta}{mandatory}) {
1388	warn $msg;
1389	cf::cleanup "mandatory extension failed to load, exiting.";	1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1390	}	1655	if exists $v->{meta}{mandatory};
1391		1656
1392	warn $msg;	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1658	delete $todo{$k};
		1659	} else {
		1660	$done{$k} = delete $todo{$k};
		1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1393	}	1666	}
1394
1395	$done{$k} = delete $todo{$k};
1396	push @EXTS, $v->{pkg};
1397	$progress = 1;
1398	}	1667	}
1399		1668
1400	skip:	1669	unless ($progress) {
1401	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1402	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1403	}	1679	}
1404	};	1680	};
1405	}	1681	}
1406		1682
1407	#############################################################################	1683	#############################################################################
…		…
1491	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1492	}	1768	}
1493	}	1769	}
1494	}	1770	}
1495		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
		1784
1496	sub save($) {	1785	sub save($) {
1497	my ($pl) = @_;	1786	my ($pl) = @_;
1498		1787
1499	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1500		1789
…		…
1505		1794
1506	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1507	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
1508		1797
1509	cf::get_slot 0.01;	1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1510		1802
1511	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1512	cf::cede_to_tick;	1804	cf::cede_to_tick;
1513	}	1805	}
1514		1806
…		…
1548	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1549		1841
1550	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1843	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1552		1844
1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1554	$pl->deactivate;	1846	$pl->deactivate;
		1847
1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1556	$pl->ob->check_score;
1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1558	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1559		1853
1560	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1561	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1562	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1616	\@logins	1910	\@logins
1617	}	1911	}
1618		1912
1619	=item $player->maps	1913	=item $player->maps
1620		1914
		1915	=item cf::player::maps $login
		1916
1621	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1622	player. May block.	1918	player. May block.
1623		1919
1624	=cut	1920	=cut
1625		1921
…		…
1646		1942
1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1648		1944
1649	Expand deliantra pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1650		1946
1651	=item $player->ext_reply ($msgid, @msg)
1652
1653	Sends an ext reply to the player.
1654
1655	=cut
1656
1657	sub ext_reply($$@) {
1658	my ($self, $id, @msg) = @_;
1659
1660	$self->ns->ext_reply ($id, @msg)
1661	}
1662
1663	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1664		1948
1665	Sends an ext event to the client.	1949	Sends an ext event to the client.
1666		1950
1667	=cut	1951	=cut
…		…
1686		1970
1687	=cut	1971	=cut
1688		1972
1689	sub find_by_path($) {	1973	sub find_by_path($) {
1690	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1691		1977
1692	my ($match, $specificity);	1978	my ($match, $specificity);
1693		1979
1694	for my $region (list) {	1980	for my $region (list) {
1695	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1724	sub generate_random_map {	2010	sub generate_random_map {
1725	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1726		2012
1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1728		2014
1729	# mit "rum" bekleckern, nicht
1730	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1734	$rmp->{exit_on_final_map},
1735	$rmp->{xsize}, $rmp->{ysize},
1736	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1737	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1738	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1739	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1740	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1741	(cf::region::find $rmp->{region}), $rmp->{custom}
1742	)
1743	}	2016	}
1744		2017
1745	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1746		2019
1747	Register a handler for the map path matching the given regex at the	2020	Register a handler for the map path matching the given regex at the
…		…
1752		2025
1753	sub register {	2026	sub register {
1754	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	2028	my $pkg = caller;
1756		2029
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		2031
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	2033	}
1762		2034
1763	# also paths starting with '/'	2035	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		2037
1766	sub thawer_merge {	2038	sub thawer_merge {
1767	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1768		2040
1769	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1774	}	2046	}
1775		2047
1776	sub normalise {	2048	sub normalise {
1777	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1778		2050
1779	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1780		2052
1781	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1782		2054
1783	# map plan:	2055	# map plan:
1784	#	2056	#
…		…
1799	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	2072	$path = "$base/$path";
1801	}	2073	}
1802		2074
1803	for ($path) {	2075	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1807	}	2078	}
1808		2079
1809	$path	2080	$path
…		…
1823	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1824	return $self;	2095	return $self;
1825	}	2096	}
1826	}	2097	}
1827		2098
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2100	()
1830	}	2101	}
1831		2102
		2103	# may re-bless or do other evil things
1832	sub init {	2104	sub init {
1833	my ($self) = @_;	2105	my ($self) = @_;
1834		2106
1835	$self	2107	$self
1836	}	2108	}
…		…
1867		2139
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1870	}	2142	}
1871		2143
1872	# and all this just because we cannot iterate over
1873	# all maps in C++...
1874	sub change_all_map_light {
1875	my ($change) = @_;
1876
1877	$_->change_map_light ($change)
1878	for grep $_->outdoor, values %cf::MAP;
1879	}
1880
1881	sub decay_objects {	2144	sub decay_objects {
1882	my ($self) = @_;	2145	my ($self) = @_;
1883		2146
1884	return if $self->{deny_reset};	2147	return if $self->{deny_reset};
1885		2148
…		…
1910	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1911		2174
1912	1	2175	1
1913	}	2176	}
1914		2177
		2178	# used to laod the header of an original map
1915	sub load_header_orig {	2179	sub load_header_orig {
1916	my ($self) = @_;	2180	my ($self) = @_;
1917		2181
1918	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1919	}	2183	}
1920		2184
		2185	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2186	sub load_header_temp {
1922	my ($self) = @_;	2187	my ($self) = @_;
1923		2188
1924	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1925	}	2190	}
1926		2191
		2192	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2193	sub prepare_temp {
1928	my ($self) = @_;	2194	my ($self) = @_;
1929		2195
1930	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1932	# safety	2198	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2201	}
1936		2202
		2203	# called after loading the header from an original map
1937	sub prepare_orig {	2204	sub prepare_orig {
1938	my ($self) = @_;	2205	my ($self) = @_;
1939		2206
1940	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2232
1966	sub find;	2233	sub find;
1967	sub find {	2234	sub find {
1968	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1969		2236
		2237	cf::cede_to_tick;
		2238
1970	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1971		2240
1972	cf::lock_wait "map_data:$path";#d#remove	2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2243
1975	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977	my $guard2 = cf::lock_acquire "map_find:$path";
1978
1979	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1980	or return;	2246	or return;
1981		2247
1982	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1983		2249
…		…
1995		2261
1996	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1997	}	2263	}
1998	}	2264	}
1999		2265
2000	sub pre_load { }	2266	sub pre_load { }
2001	sub post_load { }	2267	#sub post_load { } # XS
2002		2268
2003	sub load {	2269	sub load {
2004	my ($self) = @_;	2270	my ($self) = @_;
2005		2271
2006	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2275
2010	{	2276	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
2012		2278
2013	return unless $self->valid;	2279	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2281
2018	$self->alloc;	2282	$self->alloc;
2019		2283
2020	$self->pre_load;	2284	$self->pre_load;
2021	cf::cede_to_tick;	2285	cf::cede_to_tick;
2022		2286
		2287	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2289	$f->skip_block;
2025	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
2026	or return;	2291	or return;
2027		2292
2028	$self->post_load_original	2293	$self->post_load_original
2029	if delete $self->{load_original};	2294	if delete $self->{load_original};
2030		2295
2031	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2297	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2300	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
2038	}	2304	}
2039	}	2305	}
2040	}
2041		2306
2042	$f->resolve_delayed_derefs;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
2043		2314
2044	cf::cede_to_tick;	2315	cf::cede_to_tick;
2045	# now do the right thing for maps	2316	# now do the right thing for maps
2046	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2323	$self->decay_objects;
2053	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
2054	$self->update_buttons;	2325	$self->update_buttons;
2055	cf::cede_to_tick;	2326	cf::cede_to_tick;
2056	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2328	}
2060		2329
2061	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_ACTIVE);
2065	}	2332	}
2066		2333
2067	$self->post_load;	2334	$self->post_load;
2068	}
2069		2335
		2336	1
		2337	}
		2338
		2339	# customize the map for a given player, i.e.
		2340	# return the _real_ map. used by e.g. per-player
		2341	# maps to change the path to ~playername/mappath
2070	sub customise_for {	2342	sub customise_for {
2071	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
2072		2344
2073	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2346	if $self->per_player;
…		…
2077	# if $self->per_party;	2349	# if $self->per_party;
2078		2350
2079	$self	2351	$self
2080	}	2352	}
2081		2353
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($map) = @_;
2085
2086	my @neigh; # diagonal neighbours
2087
2088	for (0 .. 3) {
2089	my $neigh = $map->tile_path ($_)
2090	or next;
2091	$neigh = find $neigh, $map
2092	or next;
2093	$neigh->load;
2094
2095	push @neigh,
2096	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2097	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2098	}
2099
2100	for (grep defined $_->[0], @neigh) {
2101	my ($path, $origin) = @$_;
2102	my $neigh = find $path, $origin
2103	or next;
2104	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2354	sub find_sync {
2109	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
2110		2356
2111	cf::sync_job { find $path, $origin }	2357	# it's a bug to call this from the main context
		2358	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2359	if $Coro::current == $Coro::main;
		2360
		2361	find $path, $origin
2112	}	2362	}
2113		2363
2114	sub do_load_sync {	2364	sub do_load_sync {
2115	my ($map) = @_;	2365	my ($map) = @_;
2116		2366
		2367	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
2119		2370
2120	cf::sync_job { $map->load };	2371	$map->load;
2121	}	2372	}
2122		2373
2123	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
2125		2376
2126	sub find_async {	2377	sub find_async {
2127	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
2128		2379
2129	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2130		2381
2131	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2383	return $map if !$load || $map->linkable;
2133	}	2384	}
2134		2385
2135	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2136		2387
2137	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
…		…
2151	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2152		2403
2153	()	2404	()
2154	}	2405	}
2155		2406
		2407	# common code, used by both ->save and ->swapout
2156	sub save {	2408	sub _save {
2157	my ($self) = @_;	2409	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2410
2161	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2162		2412
2163	return unless $self->dirty;	2413	return unless $self->dirty;
2164		2414
…		…
2184	} else {	2434	} else {
2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2435	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2186	}	2436	}
2187	}	2437	}
2188		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2189	sub swap_out {	2447	sub swap_out {
2190	my ($self) = @_;	2448	my ($self) = @_;
2191		2449
2192	# save first because save cedes
2193	$self->save;
2194
2195	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2196		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2197	return if $self->players;	2454	return if $self->players;
2198	return if $self->in_memory != cf::MAP_ACTIVE;	2455
		2456	# first deactivate the map and "unlink" it from the core
		2457	$self->deactivate;
		2458	$_->clear_links_to ($self) for values %cf::MAP;
		2459	$self->state (cf::MAP_SWAPPED);
		2460
		2461	# then atomically save
		2462	$self->_save;
		2463
		2464	# then free the map
		2465	$self->clear;
		2466	}
		2467
		2468	sub reset_at {
		2469	my ($self) = @_;
		2470
		2471	# TODO: safety, remove and allow resettable per-player maps
2199	return if $self->{deny_save};	2472	return 1e99 if $self->{deny_reset};
2200		2473
		2474	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2475	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2476
		2477	$time + $to
		2478	}
		2479
		2480	sub should_reset {
		2481	my ($self) = @_;
		2482
		2483	$self->reset_at <= $cf::RUNTIME
		2484	}
		2485
		2486	sub reset {
		2487	my ($self) = @_;
		2488
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
		2491	return if $self->players;
		2492
		2493	cf::trace "resetting map ", $self->path, "\n";
		2494
2201	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
		2496
		2497	# need to save uniques path
		2498	unless ($self->{deny_save}) {
		2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2500
		2501	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2502	if $uniq;
		2503	}
		2504
		2505	delete $cf::MAP{$self->path};
2202		2506
2203	$self->deactivate;	2507	$self->deactivate;
2204	$_->clear_links_to ($self) for values %cf::MAP;	2508	$_->clear_links_to ($self) for values %cf::MAP;
2205	$self->clear;	2509	$self->clear;
2206	}
2207
2208	sub reset_at {
2209	my ($self) = @_;
2210
2211	# TODO: safety, remove and allow resettable per-player maps
2212	return 1e99 if $self->{deny_reset};
2213
2214	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2215	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2216
2217	$time + $to
2218	}
2219
2220	sub should_reset {
2221	my ($self) = @_;
2222
2223	$self->reset_at <= $cf::RUNTIME
2224	}
2225
2226	sub reset {
2227	my ($self) = @_;
2228
2229	my $lock = cf::lock_acquire "map_data:$self->{path}";
2230
2231	return if $self->players;
2232
2233	warn "resetting map ", $self->path;
2234
2235	$self->in_memory (cf::MAP_SWAPPED);
2236
2237	# need to save uniques path
2238	unless ($self->{deny_save}) {
2239	my $uniq = $self->uniq_path; utf8::encode $uniq;
2240
2241	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2242	if $uniq;
2243	}
2244
2245	delete $cf::MAP{$self->path};
2246
2247	$self->deactivate;
2248	$_->clear_links_to ($self) for values %cf::MAP;
2249	$self->clear;
2250		2510
2251	$self->unlink_save;	2511	$self->unlink_save;
2252	$self->destroy;	2512	$self->destroy;
2253	}	2513	}
2254		2514
…		…
2262		2522
2263	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2264		2524
2265	$self->unlink_save;	2525	$self->unlink_save;
2266		2526
2267	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2268	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2269	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2270	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2272		2532
…		…
2329	: normalise $_	2589	: normalise $_
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2591	]
2332	}	2592	}
2333		2593
		2594	=item cf::map::static_maps
		2595
		2596	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2597	file in the shared directory excluding F</styles> and F</editor>). May
		2598	block.
		2599
		2600	=cut
		2601
		2602	sub static_maps() {
		2603	my @dirs = "";
		2604	my @maps;
		2605
		2606	while (@dirs) {
		2607	my $dir = shift @dirs;
		2608
		2609	next if $dir eq "/styles" || $dir eq "/editor";
		2610
		2611	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2612	or return;
		2613
		2614	for (@$files) {
		2615	s/\.map$// or next;
		2616	utf8::decode $_;
		2617	push @maps, "$dir/$_";
		2618	}
		2619
		2620	push @dirs, map "$dir/$_", @$dirs;
		2621	}
		2622
		2623	\@maps
		2624	}
		2625
2334	=back	2626	=back
2335		2627
2336	=head3 cf::object	2628	=head3 cf::object
2337		2629
2338	=cut	2630	=cut
…		…
2403		2695
2404	our $SAY_CHANNEL = {	2696	our $SAY_CHANNEL = {
2405	id => "say",	2697	id => "say",
2406	title => "Map",	2698	title => "Map",
2407	reply => "say ",	2699	reply => "say ",
2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2700	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2409	};	2701	};
2410		2702
2411	our $CHAT_CHANNEL = {	2703	our $CHAT_CHANNEL = {
2412	id => "chat",	2704	id => "chat",
2413	title => "Chat",	2705	title => "Chat",
…		…
2470		2762
2471	Freezes the player and moves him/her to a special map (C<{link}>).	2763	Freezes the player and moves him/her to a special map (C<{link}>).
2472		2764
2473	The player should be reasonably safe there for short amounts of time (e.g.	2765	The player should be reasonably safe there for short amounts of time (e.g.
2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2766	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2475	though, as the palyer cannot control the character while it is on the link	2767	though, as the player cannot control the character while it is on the link
2476	map.	2768	map.
2477		2769
2478	Will never block.	2770	Will never block.
2479		2771
2480	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
…		…
2501	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2502	my ($self) = @_;	2794	my ($self) = @_;
2503		2795
2504	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2505		2797
		2798	++$self->{_link_recursion};
		2799
2506	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2507		2801
2508	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2509	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2510		2804
2511	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2512	}	2806	}
2513		2807
2514	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2515	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2516		2810
…		…
2533	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2534	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2535		2829
2536	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2537	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2538	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2539		2833
2540	$map->load;	2834	$map->load;
2541	$map->load_neighbours;
2542		2835
2543	return unless $self->contr->active;	2836	return unless $self->contr->active;
2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2545	$self->activate_recursive;
2546		2837
2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2548	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2549	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2550		2845
		2846	}
		2847
2551	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2848	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2552		2849
2553	Moves the player to the given map-path and coordinates by first freezing	2850	Moves the player to the given map-path and coordinates by first freezing
2554	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2555	that has to return the map if sucecssful, and then unfreezes the player on	2852	that has to return the map if sucecssful, and then unfreezes the player on
2556	the new (success) or old (failed) map position. In either case, $done will	2853	the new (success) or old (failed) map position. In either case, $done will
…		…
2563		2860
2564	our $GOTOGEN;	2861	our $GOTOGEN;
2565		2862
2566	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2567	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
		2865
		2866	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2867	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2868	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2869	($path, $x, $y) = @$EMERGENCY_POSITION;
		2870	}
2568		2871
2569	# do generation counting so two concurrent goto's will be executed in-order	2872	# do generation counting so two concurrent goto's will be executed in-order
2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2571		2874
2572	$self->enter_link;	2875	$self->enter_link;
…		…
2592	($path, $x, $y) = (undef, undef, undef);	2895	($path, $x, $y) = (undef, undef, undef);
2593	}	2896	}
2594	}	2897	}
2595		2898
2596	my $map = eval {	2899	my $map = eval {
2597	my $map = defined $path ? cf::map::find $path : undef;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2598		2901
2599	if ($map) {	2902	if ($map) {
2600	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2601	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2602	} else {	2905	} else {
2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2604	}	2907	}
2605		2908
2606	$map	2909	$map
…		…
2614	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2615	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2616	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2617	}	2920	}
2618		2921
2619	$done->() if $done;	2922	$done->($self) if $done;
2620	})->prio (1);	2923	})->prio (1);
2621	}	2924	}
2622		2925
2623	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2624		2927
…		…
2692	$Coro::current->{desc} = "enter_exit";	2995	$Coro::current->{desc} = "enter_exit";
2693		2996
2694	unless (eval {	2997	unless (eval {
2695	$self->deactivate_recursive; # just to be sure	2998	$self->deactivate_recursive; # just to be sure
2696		2999
2697	# random map handling
2698	{
2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
2700
2701	prepare_random_map $exit
2702	if $exit->slaying eq "/!";
2703	}
2704
2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	3000	my $map = cf::map::normalise $exit->slaying, $exit->map;
2706	my $x = $exit->stats->hp;	3001	my $x = $exit->stats->hp;
2707	my $y = $exit->stats->sp;	3002	my $y = $exit->stats->sp;
		3003
		3004	# special map handling
		3005	my $slaying = $exit->slaying;
		3006
		3007	# special map handling
		3008	if ($slaying eq "/!") {
		3009	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3010
		3011	prepare_random_map $exit
		3012	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3013
		3014	$map = $exit->slaying;
		3015
		3016	} elsif ($slaying eq '!up') {
		3017	$map = $exit->map->tile_path (cf::TILE_UP);
		3018	$x = $exit->x;
		3019	$y = $exit->y;
		3020
		3021	} elsif ($slaying eq '!down') {
		3022	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3023	$x = $exit->x;
		3024	$y = $exit->y;
		3025	}
2708		3026
2709	$self->goto ($map, $x, $y);	3027	$self->goto ($map, $x, $y);
2710		3028
2711	# if exit is damned, update players death & WoR home-position	3029	# if exit is damned, update players death & WoR home-position
2712	$self->contr->savebed ($map, $x, $y)	3030	$self->contr->savebed ($map, $x, $y)
…		…
2717	$self->message ("Something went wrong deep within the deliantra server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2718	. "I'll try to bring you back to the map you were before. "	3036	. "I'll try to bring you back to the map you were before. "
2719	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2720	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2721		3039
2722	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2723	$self->leave_link;	3041	$self->leave_link;
2724	}	3042	}
2725	})->prio (1);	3043	})->prio (1);
2726	}	3044	}
2727		3045
…		…
2739	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2740	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2741		3059
2742	utf8::encode $text;	3060	utf8::encode $text;
2743	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3061	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3062	}
		3063
		3064	=item $client->send_big_packet ($pkt)
		3065
		3066	Like C<send_packet>, but tries to compress large packets, and fragments
		3067	them as required.
		3068
		3069	=cut
		3070
		3071	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3072
		3073	sub cf::client::send_big_packet {
		3074	my ($self, $pkt) = @_;
		3075
		3076	# try lzf for large packets
		3077	$pkt = "lzf " . Compress::LZF::compress $pkt
		3078	if 1024 <= length $pkt and $self->{can_lzf};
		3079
		3080	# split very large packets
		3081	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3082	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3083	$pkt = "frag";
		3084	}
		3085
		3086	$self->send_packet ($pkt);
2744	}	3087	}
2745		3088
2746	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2747		3090
2748	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2752		3095
2753	=cut	3096	=cut
2754		3097
2755	# non-persistent channels (usually the info channel)	3098	# non-persistent channels (usually the info channel)
2756	our %CHANNEL = (	3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
2757	"c/identify" => {	3106	"c/identify" => {
2758	id => "infobox",	3107	id => "infobox",
2759	title => "Identify",	3108	title => "Identify",
2760	reply => undef,	3109	reply => undef,
2761	tooltip => "Items recently identified",	3110	tooltip => "Items recently identified",
…		…
2763	"c/examine" => {	3112	"c/examine" => {
2764	id => "infobox",	3113	id => "infobox",
2765	title => "Examine",	3114	title => "Examine",
2766	reply => undef,	3115	reply => undef,
2767	tooltip => "Signs and other items you examined",	3116	tooltip => "Signs and other items you examined",
		3117	},
		3118	"c/shopinfo" => {
		3119	id => "infobox",
		3120	title => "Shop Info",
		3121	reply => undef,
		3122	tooltip => "What your bargaining skill tells you about the shop",
2768	},	3123	},
2769	"c/book" => {	3124	"c/book" => {
2770	id => "infobox",	3125	id => "infobox",
2771	title => "Book",	3126	title => "Book",
2772	reply => undef,	3127	reply => undef,
…		…
2788	id => "infobox",	3143	id => "infobox",
2789	title => "Body Parts",	3144	title => "Body Parts",
2790	reply => undef,	3145	reply => undef,
2791	tooltip => "Shows which body parts you posess and are available",	3146	tooltip => "Shows which body parts you posess and are available",
2792	},	3147	},
		3148	"c/statistics" => {
		3149	id => "infobox",
		3150	title => "Statistics",
		3151	reply => undef,
		3152	tooltip => "Shows your primary statistics",
		3153	},
2793	"c/skills" => {	3154	"c/skills" => {
2794	id => "infobox",	3155	id => "infobox",
2795	title => "Skills",	3156	title => "Skills",
2796	reply => undef,	3157	reply => undef,
2797	tooltip => "Shows your experience per skill and item power",	3158	tooltip => "Shows your experience per skill and item power",
		3159	},
		3160	"c/shopitems" => {
		3161	id => "infobox",
		3162	title => "Shop Items",
		3163	reply => undef,
		3164	tooltip => "Shows the items currently for sale in this shop",
		3165	},
		3166	"c/resistances" => {
		3167	id => "infobox",
		3168	title => "Resistances",
		3169	reply => undef,
		3170	tooltip => "Shows your resistances",
		3171	},
		3172	"c/pets" => {
		3173	id => "infobox",
		3174	title => "Pets",
		3175	reply => undef,
		3176	tooltip => "Shows information abotu your pets/a specific pet",
		3177	},
		3178	"c/perceiveself" => {
		3179	id => "infobox",
		3180	title => "Perceive Self",
		3181	reply => undef,
		3182	tooltip => "You gained detailed knowledge about yourself",
2798	},	3183	},
2799	"c/uptime" => {	3184	"c/uptime" => {
2800	id => "infobox",	3185	id => "infobox",
2801	title => "Uptime",	3186	title => "Uptime",
2802	reply => undef,	3187	reply => undef,
…		…
2812	id => "party",	3197	id => "party",
2813	title => "Party",	3198	title => "Party",
2814	reply => "gsay ",	3199	reply => "gsay ",
2815	tooltip => "Messages and chat related to your party",	3200	tooltip => "Messages and chat related to your party",
2816	},	3201	},
		3202	"c/death" => {
		3203	id => "death",
		3204	title => "Death",
		3205	reply => undef,
		3206	tooltip => "Reason for and more info about your most recent death",
		3207	},
		3208	"c/say" => $SAY_CHANNEL,
		3209	"c/chat" => $CHAT_CHANNEL,
2817	);	3210	);
2818		3211
2819	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2820	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2821		3214
…		…
2826		3219
2827	# check predefined channels, for the benefit of C	3220	# check predefined channels, for the benefit of C
2828	if ($CHANNEL{$channel}) {	3221	if ($CHANNEL{$channel}) {
2829	$channel = $CHANNEL{$channel};	3222	$channel = $CHANNEL{$channel};
2830		3223
2831	$self->ext_msg (channel_info => $channel)	3224	$self->ext_msg (channel_info => $channel);
2832	if $self->can_msg;
2833
2834	$channel = $channel->{id};	3225	$channel = $channel->{id};
2835		3226
2836	} elsif (ref $channel) {	3227	} elsif (ref $channel) {
2837	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2838	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2839	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2840	$self->ext_msg (channel_info => $channel)	3231	$self->ext_msg (channel_info => $channel);
2841	if $self->can_msg;
2842	}	3232	}
2843		3233
2844	$channel = $channel->{id};	3234	$channel = $channel->{id};
2845	}	3235	}
2846		3236
2847	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2848		3238
2849	if ($self->can_msg) {
2850	# default colour, mask it out	3239	# default colour, mask it out
2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2852	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2853		3242
2854	my $pkt = "msg "	3243	my $pkt = "msg "
2855	. $self->{json_coder}->encode (	3244	. $self->{json_coder}->encode (
2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2857	);	3246	);
2858		3247
2859	# try lzf for large packets
2860	$pkt = "lzf " . Compress::LZF::compress $pkt
2861	if 1024 <= length $pkt and $self->{can_lzf};
2862
2863	# split very large packets
2864	if (8192 < length $pkt and $self->{can_lzf}) {
2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2866	$pkt = "frag";
2867	}
2868
2869	$self->send_packet ($pkt);	3248	$self->send_big_packet ($pkt);
2870	} else {
2871	if ($color >= 0) {
2872	# replace some tags by gcfclient-compatible ones
2873	for ($msg) {
2874	1 while
2875	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2876	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2877	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2878	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2879	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2880	}
2881
2882	$color &= cf::NDI_COLOR_MASK;
2883
2884	utf8::encode $msg;
2885
2886	if (0 && $msg =~ /\[/) {
2887	# COMMAND/INFO
2888	$self->send_packet ("drawextinfo $color 10 8 $msg")
2889	} else {
2890	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2891	$self->send_packet ("drawinfo $color $msg")
2892	}
2893	}
2894	}
2895	}	3249	}
2896		3250
2897	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2898		3252
2899	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2901	=cut	3255	=cut
2902		3256
2903	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2904	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2905		3259
2906	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2908	} elsif ($self->extcmd == 1) { # TODO: remove
2909	push @msg, msgtype => "event_$type";
2910	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2911	}
2912	}
2913
2914	=item $client->ext_reply ($msgid, @msg)
2915
2916	Sends an ext reply to the client.
2917
2918	=cut
2919
2920	sub cf::client::ext_reply($$@) {
2921	my ($self, $id, @msg) = @_;
2922
2923	if ($self->extcmd == 2) {
2924	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2925	} elsif ($self->extcmd == 1) {
2926	#TODO: version 1, remove
2927	unshift @msg, msgtype => "reply", msgid => $id;
2928	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2929	}
2930	}	3261	}
2931		3262
2932	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2933		3264
2934	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2989	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2990		3321
2991	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2992		3323
2993	if (ref $msg) {	3324	if (ref $msg) {
2994	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2995	"ARRAY" eq ref $msg
2996	? @$msg
2997	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2998		3326
2999	my @reply;
3000
3001	if (my $cb = $EXTICMD{$type}) {	3327	if (my $cb = $EXTIACMD{$type}) {
		3328	$cb->(
		3329	$ns,
		3330	sub {
		3331	$ns->ext_msg ("reply-$reply", @_)
		3332	if $reply;
		3333	},
		3334	@payload
		3335	);
		3336	} else {
		3337	my @reply;
		3338
		3339	if (my $cb = $EXTICMD{$type}) {
3002	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
3003	}	3345	}
3004
3005	$ns->ext_reply ($reply, @reply)
3006	if $reply;
3007
3008	} else {	3346	} else {
3009	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3347	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3010	}	3348	}
3011		3349
3012	cf::override;	3350	cf::override;
3013	},	3351	},
3014	);	3352	);
…		…
3034		3372
3035	$coro	3373	$coro
3036	}	3374	}
3037		3375
3038	cf::client->attach (	3376	cf::client->attach (
3039	on_destroy => sub {	3377	on_client_destroy => sub {
3040	my ($ns) = @_;	3378	my ($ns) = @_;
3041		3379
3042	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3043	},	3381	},
3044	);	3382	);
…		…
3060	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
3061		3399
3062	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
3063		3401
3064	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
3065	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
3066	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
3067	sort time	3405	sort time
3068	));	3406	));
3069		3407
3070	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
3074	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
3075		3413
3076	cf::object	3414	cf::object
3077	contr pay_amount pay_player map x y force_find force_add destroy	3415	contr pay_amount pay_player map x y force_find force_add destroy
3078	insert remove name archname title slaying race decrease split	3416	insert remove name archname title slaying race decrease split
		3417	value
3079		3418
3080	cf::object::player	3419	cf::object::player
3081	player	3420	player
3082		3421
3083	cf::player	3422	cf::player
…		…
3089	=cut	3428	=cut
3090		3429
3091	for (	3430	for (
3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3431	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3093	insert remove inv nrof name archname title slaying race	3432	insert remove inv nrof name archname title slaying race
3094	decrease split destroy change_exp)],	3433	decrease split destroy change_exp value msg lore send_msg)],
3095	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
3096	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
3097	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
3098	) {	3437	) {
3099	no strict 'refs';
3100	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
3101	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3102	for @funs;	3440	for @funs;
3103	}	3441	}
3104		3442
…		…
3119		3457
3120	my $qcode = $code;	3458	my $qcode = $code;
3121	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3122	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
3123		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
3124	local $_;	3465	local $_;
3125	local @safe::cf::_safe_eval_args = values %vars;
3126		3466
3127	my $eval =	3467	my $eval =
3128	"do {\n"	3468	"do {\n"
3129	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3130	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
3131	. $code	3471	. $code
3132	. "\n}"	3472	. "\n}"
3133	;	3473	;
3134		3474
		3475	if ($CFG{safe_eval}) {
3135	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
3136	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3137	sub_generation_inc;	3479	sub_generation_inc;
		3480	} else {
		3481	local @cf::_safe_eval_args = values %vars;
		3482	@res = wantarray ? eval eval : scalar eval $eval;
		3483	}
3138		3484
3139	if ($@) {	3485	if ($@) {
3140	warn "$@";	3486	warn "$@",
3141	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
3142	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
3143	}	3489	}
3144		3490
3145	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
3146	}	3492	}
3147		3493
…		…
3161	=cut	3507	=cut
3162		3508
3163	sub register_script_function {	3509	sub register_script_function {
3164	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
3165		3511
3166	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
3167	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
3168	}	3514	}
3169		3515
3170	=back	3516	=back
3171		3517
3172	=cut	3518	=cut
3173		3519
3174	#############################################################################	3520	#############################################################################
3175	# the server's init and main functions	3521	# the server's init and main functions
		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
3176		3546
3177	sub load_facedata($) {	3547	sub load_facedata($) {
3178	my ($path) = @_;	3548	my ($path) = @_;
3179		3549
3180	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
3181	# for this (global event?)	3551	# for this (global event?)
3182	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
3183		3553
3184	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3185		3555
3186	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
3187		3557
3188	my $facedata;	3558	my $facedata = decode_storable load_file $path;
3189	0 < aio_load $path, $facedata
3190	or die "$path: $!";
3191
3192	$facedata = Coro::Storable::thaw $facedata;
3193		3559
3194	$facedata->{version} == 2	3560	$facedata->{version} == 2
3195	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
3196		3562
3197	# patch in the exptable
3198	$facedata->{resource}{"res/exp_table"} = {
3199	type => FT_RSRC,
3200	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3201	};
3202	cf::cede_to_tick;	3563	cf::cede_to_tick;
3203		3564
3204	{	3565	{
3205	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
3206		3567
3207	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3209		3571
3210	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
3211	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3214		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
3215	cf::cede_to_tick;	3579	cf::cede_to_tick;
3216	}	3580	}
3217		3581
3218	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
3219	next unless $info->{smooth};	3583	next unless $info->{smooth};
…		…
3223		3587
3224	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
3225	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3227	} else {	3591	} else {
3228	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
3229	}	3593	}
3230		3594
3231	cf::cede_to_tick;	3595	cf::cede_to_tick;
3232	}	3596	}
3233	}	3597	}
3234		3598
3235	{	3599	{
3236	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
3237		3601
3238	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
3239	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
3240	cf::cede_to_tick;	3604	cf::cede_to_tick;
3241	}	3605	}
3242		3606
3243	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
3244	}	3608	}
3245		3609
3246	{	3610	{
3247	# TODO: for gcfclient pleasure, we should give resources
3248	# that gcfclient doesn't grok a >10000 face index.
3249	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
3250		3612
3251	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
3252	if (defined $info->{type}) {	3614	if (defined (my $type = $info->{type})) {
		3615	# TODO: different hash - must free and use new index, or cache ixface data queue
3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3254	my $data;
3255		3617
3256	if ($info->{type} & 1) {
3257	# prepend meta info
3258
3259	my $meta = $enc->encode ({
3260	name => $name,
3261	%{ $info->{meta} || {} },
3262	});
3263
3264	$data = pack "(w/a*)*", $meta, $info->{data};
3265	} else {
3266	$data = $info->{data};
3267	}
3268
3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3270	cf::face::set_type $idx, $info->{type};	3618	cf::face::set_type $idx, $type;
		3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3621	$FACEHASH{$info->{hash}} = $idx;#d#
3271	} else {	3622	} else {
3272	$RESOURCE{$name} = $info;	3623	# $RESOURCE{$name} = $info; # unused
3273	}	3624	}
3274		3625
3275	cf::cede_to_tick;	3626	cf::cede_to_tick;
3276	}	3627	}
3277	}	3628	}
3278		3629
3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3280		3631
3281	1	3632	1
3282	}	3633	}
3283
3284	cf::global->attach (on_resource_update => sub {
3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3287
3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3289	my $sound = $soundconf->{compat}[$_]
3290	or next;
3291
3292	my $face = cf::face::find "sound/$sound->[1]";
3293	cf::sound::set $sound->[0] => $face;
3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3295	}
3296
3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
3298	my $face = cf::face::find "sound/$v";
3299	cf::sound::set $k => $face;
3300	}
3301	}
3302	});
3303		3634
3304	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
3305	my ($ns, $want) = @_;	3636	my ($ns, $want) = @_;
3306		3637
3307	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
…		…
3315	my $status = load_resource_file_ $_[0];	3646	my $status = load_resource_file_ $_[0];
3316	get_slot 0.1, 100;	3647	get_slot 0.1, 100;
3317	cf::arch::commit_load;	3648	cf::arch::commit_load;
3318		3649
3319	$status	3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
3320	}	3664	}
3321		3665
3322	sub reload_regions {	3666	sub reload_regions {
3323	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
3324	# for this (global event?)	3668	# for this (global event?)
…		…
3339	}	3683	}
3340		3684
3341	sub reload_archetypes {	3685	sub reload_archetypes {
3342	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
		3688
		3689	set_face "res/skill_info" => FT_RSRC,
		3690	JSON::XS->new->utf8->canonical->encode (
		3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3692	);
		3693	set_face "res/spell_paths" => FT_RSRC,
		3694	JSON::XS->new->utf8->canonical->encode (
		3695	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3696	);
3344	}	3697	}
3345		3698
3346	sub reload_treasures {	3699	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3349	}	3702	}
3350		3703
		3704	sub reload_sound {
		3705	trace "loading sound config from $DATADIR/sound\n";
		3706
		3707	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3708
		3709	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3710	my $sound = $soundconf->{compat}[$_]
		3711	or next;
		3712
		3713	my $face = cf::face::find "sound/$sound->[1]";
		3714	cf::sound::set $sound->[0] => $face;
		3715	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3716	}
		3717
		3718	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3719	my $face = cf::face::find "sound/$v";
		3720	cf::sound::set $k => $face;
		3721	}
		3722	}
		3723
3351	sub reload_resources {	3724	sub reload_resources {
3352	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3353		3726
		3727	reload_materials;
3354	reload_facedata;	3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
3355	reload_archetypes;	3731	reload_archetypes;
3356	reload_regions;	3732	reload_regions;
3357	reload_treasures;	3733	reload_treasures;
3358		3734
3359	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3360	}	3736	}
3361		3737
3362	sub reload_config {	3738	sub reload_config {
3363	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3364	or return;
3365		3740
3366	local $/;	3741	my $config = load_file "$CONFDIR/config";
3367	*CFG = YAML::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3368		3744
3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3370		3746
3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3747	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3748	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3373		3749
3374	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3397		3773
3398	seek $fh, 0, 0;	3774	seek $fh, 0, 0;
3399	print $fh $$;	3775	print $fh $$;
3400	}	3776	}
3401		3777
		3778	sub main_loop {
		3779	trace "EV::loop starting\n";
		3780	if (1) {
		3781	EV::loop;
		3782	}
		3783	trace "EV::loop returned\n";
		3784	goto &main_loop unless $REALLY_UNLOOP;
		3785	}
		3786
3402	sub main {	3787	sub main {
3403	cf::init_globals; # initialise logging	3788	cf::init_globals; # initialise logging
3404		3789
3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3790	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3791	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3792	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3793	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3409		3794
3410	cf::init_experience;
3411	cf::init_anim;
3412	cf::init_attackmess;
3413	cf::init_dynamic;
3414	cf::init_block;
3415
3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3795	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3417		3796
3418	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3419	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3799	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3421	(async {	3800	(async {
3422	$Coro::current->{desc} = "IDLE BUG HANDLER";	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
3423	EV::loop EV::LOOP_ONESHOT;	3802	EV::loop EV::LOOP_ONESHOT;
3424	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3425	};	3804	};
3426		3805
3427	evthread_start IO::AIO::poll_fileno;	3806	evthread_start IO::AIO::poll_fileno;
3428		3807
3429	cf::sync_job {	3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
		3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
3430	reload_resources;	3819	reload_resources;
3431	reload_config;	3820	reload_config;
3432	db_init;
3433		3821
3434	cf::load_settings;
3435	cf::load_materials;
3436	cf::init_uuid;	3822	cf::init_uuid;
3437	cf::init_signals;	3823	cf::init_signals;
3438	cf::init_commands;
3439	cf::init_skills;	3824	cf::init_skills;
3440		3825
3441	cf::init_beforeplay;	3826	cf::init_beforeplay;
3442		3827
3443	atomic;	3828	atomic;
…		…
3445	load_extensions;	3830	load_extensions;
3446		3831
3447	utime time, time, $RUNTIMEFILE;	3832	utime time, time, $RUNTIMEFILE;
3448		3833
3449	# no (long-running) fork's whatsoever before this point(!)	3834	# no (long-running) fork's whatsoever before this point(!)
		3835	use POSIX ();
3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3836	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3451		3837
3452	(pop @POST_INIT)->(0) while @POST_INIT;	3838	cf::_post_init 0;
3453	};	3839	};
3454		3840
3455	EV::loop;	3841	cf::object::thawer::errors_are_fatal 0;
		3842	info "parse errors in files are no longer fatal from this point on.\n";
		3843
		3844	AE::postpone {
		3845	undef &main; # free gobs of memory :)
		3846	};
		3847
		3848	goto &main_loop;
3456	}	3849	}
3457		3850
3458	#############################################################################	3851	#############################################################################
3459	# initialisation and cleanup	3852	# initialisation and cleanup
3460		3853
3461	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3462	BEGIN {	3855	BEGIN {
3463	our %SIGWATCHER = ();	3856	our %SIGWATCHER = ();
3464	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3466	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3467	};	3860	};
3468	}	3861	}
3469	}	3862	}
3470		3863
3471	sub write_runtime_sync {	3864	sub write_runtime_sync {
		3865	my $t0 = AE::time;
		3866
3472	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3473	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3474		3869
3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3476		3871
3477	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3478		3873
3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3480	or return;	3875	or return;
3481		3876
3482	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3483	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3484	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3497	or return;	3892	or return;
3498		3893
3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3500	and return;	3895	and return;
3501		3896
3502	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3503		3898
3504	1	3899	1
3505	}	3900	}
3506		3901
3507	our $uuid_lock;	3902	our $uuid_lock;
…		…
3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3913	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3519	or return;	3914	or return;
3520		3915
3521	my $value = uuid_seq uuid_cur;	3916	my $value = uuid_seq uuid_cur;
3522		3917
3523	if ($value < 1024) {	3918	unless ($value) {
3524	warn "cowardly refusing to write low uuid value ($value)!\n";	3919	info "cowardly refusing to write zero uuid value!\n";
3525	return;	3920	return;
3526	}	3921	}
3527		3922
3528	my $value = uuid_str $value + $uuid_skip;	3923	my $value = uuid_str $value + $uuid_skip;
3529	$uuid_skip = 0;	3924	$uuid_skip = 0;
…		…
3539	or return;	3934	or return;
3540		3935
3541	aio_rename "$uuid~", $uuid	3936	aio_rename "$uuid~", $uuid
3542	and return;	3937	and return;
3543		3938
3544	warn "uuid file written ($value).\n";	3939	trace "uuid file written ($value).\n";
3545		3940
3546	1	3941	1
3547		3942
3548	}	3943	}
3549		3944
…		…
3555	}	3950	}
3556		3951
3557	sub emergency_save() {	3952	sub emergency_save() {
3558	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3559		3954
3560	warn "enter emergency perl save\n";	3955	info "emergency_perl_save: enter\n";
		3956
		3957	# this is a trade-off: we want to be very quick here, so
		3958	# save all maps without fsync, and later call a global sync
		3959	# (which in turn might be very very slow)
		3960	local $USE_FSYNC = 0;
3561		3961
3562	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3563	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3564	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3565	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3566	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3567	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3568	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3569	$pl->valid or next;	3971	$pl->valid or next;
3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3571	$pl->save;	3973	$pl->save;
3572	}	3974	}
3573	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3574		3976
3575	warn "begin emergency map save\n";	3977	cf::write_runtime_sync; # external watchdog should not bark
		3978
		3979	info "emergency_perl_save: begin map save\n";
3576	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3577	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3578	$map->valid or next;	3982	$map->valid or next;
3579	$map->save;	3983	$map->save;
3580	}	3984	}
3581	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3582		3986
3583	warn "begin emergency database checkpoint\n";	3987	cf::write_runtime_sync; # external watchdog should not bark
		3988
		3989	info "emergency_perl_save: begin database checkpoint\n";
3584	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3585	warn "end emergency database checkpoint\n";	3991	info "emergency_perl_save: end database checkpoint\n";
3586		3992
3587	warn "begin write uuid\n";	3993	info "emergency_perl_save: begin write uuid\n";
3588	write_uuid_sync 1;	3994	write_uuid_sync 1;
3589	warn "end write uuid\n";	3995	info "emergency_perl_save: end write uuid\n";
		3996
		3997	cf::write_runtime_sync; # external watchdog should not bark
		3998
		3999	trace "emergency_perl_save: syncing database to disk";
		4000	BDB::db_env_txn_checkpoint $DB_ENV;
		4001
		4002	info "emergency_perl_save: starting sync\n";
		4003	IO::AIO::aio_sync sub {
		4004	info "emergency_perl_save: finished sync\n";
		4005	};
		4006
		4007	cf::write_runtime_sync; # external watchdog should not bark
		4008
		4009	trace "emergency_perl_save: flushing outstanding aio requests";
		4010	while (IO::AIO::nreqs || BDB::nreqs) {
		4011	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4012	}
		4013
		4014	cf::write_runtime_sync; # external watchdog should not bark
3590	};	4015	};
3591		4016
3592	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3593	}	4018	}
3594		4019
3595	sub post_cleanup {	4020	sub post_cleanup {
3596	my ($make_core) = @_;	4021	my ($make_core) = @_;
3597		4022
		4023	IO::AIO::flush;
		4024
3598	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3599	if $make_core;	4026	if $make_core;
3600		4027
3601	my $fh = pidfile;	4028	my $fh = pidfile;
3602	unlink $PIDFILE if <$fh> == $$;	4029	unlink $PIDFILE if <$fh> == $$;
3603	}	4030	}
…		…
3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4050	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3624	for my $name (keys %$leaf_symtab) {	4051	for my $name (keys %$leaf_symtab) {
3625	_gv_clear *{"$pkg$name"};	4052	_gv_clear *{"$pkg$name"};
3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4053	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3627	}	4054	}
3628	warn "cleared package $pkg\n";#d#
3629	}	4055	}
3630		4056
3631	sub do_reload_perl() {	4057	sub do_reload_perl() {
3632	# can/must only be called in main	4058	# can/must only be called in main
3633	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3634	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3635	return;	4061	return;
3636	}	4062	}
3637		4063
3638	return if $RELOAD++;	4064	return if $RELOAD++;
3639		4065
		4066	my $t1 = AE::time;
		4067
3640	while ($RELOAD) {	4068	while ($RELOAD) {
3641	warn "reloading...";	4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
3642		4071
3643	warn "entering sync_job";	4072	trace "perl_reload: entering sync_job";
3644		4073
3645	cf::sync_job {	4074	cf::sync_job {
3646	cf::write_runtime_sync; # external watchdog should not bark
3647	cf::emergency_save;	4075	#cf::emergency_save;
3648	cf::write_runtime_sync; # external watchdog should not bark
3649		4076
3650	warn "syncing database to disk";
3651	BDB::db_env_txn_checkpoint $DB_ENV;
3652
3653	# if anything goes wrong in here, we should simply crash as we already saved
3654
3655	warn "flushing outstanding aio requests";
3656	while (IO::AIO::nreqs || BDB::nreqs) {
3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3658	}
3659
3660	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3661	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3662	%EXT_CORO = ();	4079	%EXT_CORO = ();
3663		4080
3664	warn "removing commands";	4081	trace "perl_reload: removing commands";
3665	%COMMAND = ();	4082	%COMMAND = ();
3666		4083
3667	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3668	%EXTCMD = ();	4085	%EXTCMD = ();
3669	%EXTICMD = ();	4086	%EXTICMD = ();
3670		4087
3671	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3672	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3673	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3674		4091
3675	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3676	eval {	4093	eval {
3677	$cb->($pkg);	4094	$cb->($pkg);
3678	1	4095	1
3679	} or warn "$pkg unloaded, but with errors: $@";	4096	} or error "$pkg unloaded, but with errors: $@";
3680	}	4097	}
3681		4098
3682	warn "... clearing $pkg";	4099	trace "... clearing $pkg";
3683	clear_package $pkg;	4100	clear_package $pkg;
3684	}	4101	}
3685		4102
3686	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3687	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3689		4106
3690	warn "... unloading $k";	4107	trace "... unloading $k";
3691	delete $INC{$k};	4108	delete $INC{$k};
3692		4109
3693	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3694	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3695		4112
…		…
3698	}	4115	}
3699		4116
3700	clear_package $k;	4117	clear_package $k;
3701	}	4118	}
3702		4119
3703	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3704	clear_package "safe::$_"	4121	clear_package "safe::$_"
3705	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4122	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3706		4123
3707	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3708	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3709	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3710		4127
3711	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3712	# and global variables created in xs	4129	# and global variables created in xs
3713	#clear_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3714		4131
3715	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3716		4133
3717	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3718	require cf;	4135	require cf;
3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3720		4137
3721	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3722	cf::reload_config;	4139	cf::reload_config;
3723		4140
3724	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3725	cf::load_extensions;	4142	cf::load_extensions;
3726		4143
		4144	if ($REATTACH_ON_RELOAD) {
3727	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3728	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3729	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3730	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3731	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3732	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3733		4152
3734	warn "running post_load";	4153	cf::_post_init 1;
3735	(pop @POST_INIT)->(1) while @POST_INIT;
3736		4154
3737	warn "leaving sync_job";	4155	trace "perl_reload: leaving sync_job";
3738		4156
3739	1	4157	1
3740	} or do {	4158	} or do {
3741	warn $@;	4159	error $@;
3742	cf::cleanup "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3743	};	4161	};
3744		4162
3745	warn "reloaded";
3746	--$RELOAD;	4163	--$RELOAD;
3747	}	4164	}
		4165
		4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3748	};	4168	};
3749		4169
3750	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3751		4171
3752	sub reload_perl() {	4172	sub reload_perl() {
3753	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3754	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3755		4175
		4176	$RELOAD_WATCHER ||= cf::async {
		4177	Coro::AIO::aio_wait cache_extensions;
		4178
3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3757	do_reload_perl;	4180	do_reload_perl;
3758	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
		4182	};
3759	};	4183	};
3760	}	4184	}
3761		4185
3762	register_command "reload" => sub {	4186	register_command "reload" => sub {
3763	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
…		…
3769	reload_perl;	4193	reload_perl;
3770	};	4194	};
3771	}	4195	}
3772	};	4196	};
3773		4197
3774	unshift @INC, $LIBDIR;	4198	#############################################################################
3775		4199
3776	my $bug_warning = 0;	4200	my $bug_warning = 0;
3777		4201
3778	our @WAIT_FOR_TICK;
3779	our @WAIT_FOR_TICK_BEGIN;
3780
3781	sub wait_for_tick {	4202	sub wait_for_tick() {
3782	return if tick_inhibit || $Coro::current == $Coro::main;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3783		4204
3784	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3785	push @WAIT_FOR_TICK, $signal;
3786	$signal->wait;
3787	}	4206	}
3788		4207
3789	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3790	return if tick_inhibit || $Coro::current == $Coro::main;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3791		4210
3792	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3793	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3794	$signal->wait;	4213	$signal->wait;
3795	}	4214	}
…		…
3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3800	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3801	return;	4220	return;
3802	}	4221	}
3803		4222
3804	cf::server_tick; # one server iteration	4223	cf::one_tick; # one server iteration
		4224
		4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3805		4226
3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3808	Coro::async_pool {	4229	Coro::async_pool {
3809	$Coro::current->{desc} = "runtime saver";	4230	$Coro::current->{desc} = "runtime saver";
3810	write_runtime_sync	4231	write_runtime_sync
3811	or warn "ERROR: unable to write runtime file: $!";	4232	or error "ERROR: unable to write runtime file: $!";
3812	};	4233	};
3813	}	4234	}
3814		4235
3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3816	$sig->send;	4237	$sig->send;
3817	}	4238	}
3818	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3819	$sig->send;
3820	}
3821		4240
3822	$LOAD = ($NOW - $TICK_START) / $TICK;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3824		4243
3825	if (0) {	4244	if (0) {
3826	if ($NEXT_TICK) {	4245	if ($NEXT_TICK) {
3827	my $jitter = $TICK_START - $NEXT_TICK;	4246	my $jitter = $TICK_START - $NEXT_TICK;
3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3829	warn "jitter $JITTER\n";#d#	4248	debug "jitter $JITTER\n";#d#
3830	}	4249	}
3831	}	4250	}
3832	}	4251	}
3833		4252
3834	{	4253	{
3835	# configure BDB	4254	# configure BDB
		4255	info "initialising database";
3836		4256
3837	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3838	BDB::max_poll_reqs $TICK * 0.1;	4258	BDB::max_poll_reqs $TICK * 0.1;
3839	$AnyEvent::BDB::WATCHER->priority (1);	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3840		4260
3841	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3842	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3844	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4264	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3869	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3870	};	4290	};
3871	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3872	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3873	};	4293	};
		4294
		4295	info "database initialised";
3874	}	4296	}
3875		4297
3876	{	4298	{
3877	# configure IO::AIO	4299	# configure IO::AIO
3878		4300
		4301	info "initialising aio";
3879	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3880	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3881	undef $AnyEvent::AIO::WATCHER;	4304	undef $AnyEvent::AIO::WATCHER;
		4305	info "aio initialised";
3882	}	4306	}
3883		4307
3884	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3885		4310
3886	sub _log_backtrace {	4311	sub _log_backtrace {
3887	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3888		4313
3889	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3890		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3891	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3892	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3893	++$_log_backtrace;	4322	++$_log_backtrace;
3894	my $perl_bt = Carp::longmess $msg;	4323	my $perl_bt = Carp::longmess $msg;
3895	async {	4324	async {
3896	$Coro::current->{desc} = "abt $msg";	4325	$Coro::current->{desc} = "abt $msg";
3897		4326
…		…
3917	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3918	--$_log_backtrace;	4347	--$_log_backtrace;
3919	};	4348	};
3920	} else {	4349	} else {
3921	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3922	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3923	}	4352	}
3924	}	4353	}
3925		4354
3926	# load additional modules	4355	# load additional modules
3927	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3928		4358
3929	END { cf::emergency_save }	4359	END { cf::emergency_save }
3930		4360
3931	1	4361	1
3932		4362

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