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Revision 1.454 by root, Thu Sep 25 12:14:32 2008 UTC vs.
Revision 1.600 by root, Sun Nov 11 04:31:57 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 $cf::LOADAVG
185		240
186	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
187	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
188	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
197	from wherever your confdir points to.	252	from wherever your confdir points to.
198		253
199	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
200		255
201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
202	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
203	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
204		277
205	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
206		279
207	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
208	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
209	that call.	282	that call.
210		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
211	=back	290	=back
212		291
213	=cut	292	=cut
214		293
215	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
216	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
217	my $msg = join "", @_;	301	my $msg = join "", @_;
218		302
219	$msg .= "\n"	303	$msg .= "\n"
220	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
221		305
222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
223		307
224	LOG llevError, $msg;	308	LOG llevWarn, $msg;
225	};	309	};
226	}
227		310
228	$Coro::State::DIEHOOK = sub {	311	$Coro::State::DIEHOOK = sub {
229	return unless $^S eq 0; # "eq", not "=="	312	return unless $^S eq 0; # "eq", not "=="
230		313
231	if ($Coro::current == $Coro::main) {#d#	314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
232	warn "DIEHOOK called in main context, Coro bug?\n";#d#	317	error "DIEHOOK called in main context, Coro bug?\n";#d#
233	return;#d#	318	return;#d#
234	}#d#	319	}#d#
235		320
236	# kill coroutine otherwise	321	# kill coroutine otherwise
237	warn Carp::longmess $_[0];
238	Coro::terminate	322	Coro::terminate
239	};	323	};
240
241	$SIG{__DIE__} = sub { }; #d#?
242		324
243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
260	)) {	342	)) {
261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
262	}	344	}
263		345
264	$EV::DIED = sub {	346	$EV::DIED = sub {
265	warn "error in event callback: @_";	347	warn "error in event callback: $@";
266	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
267		354
268	#############################################################################	355	#############################################################################
269		356
270	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
271		358
…		…
292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
293	$d	380	$d
294	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
295	}	382	}
296		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
297	=item $ref = cf::decode_json $json	436	=item $ref = cf::decode_json $json
298		437
299	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
300		439
301	=item $json = cf::encode_json $ref	440	=item $json = cf::encode_json $ref
…		…
307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
308		447
309	sub encode_json($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
310	sub decode_json($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
311		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
312	=item cf::post_init { BLOCK }	482	=item cf::post_init { BLOCK }
313		483
314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
315	but I<before> the server starts ticking again.	485	but I<before> the server starts ticking again.
316		486
317	The cdoeblock will have a single boolean argument to indicate whether this	487	The codeblock will have a single boolean argument to indicate whether this
318	is a reload or not.	488	is a reload or not.
319		489
320	=cut	490	=cut
321		491
322	sub post_init(&) {	492	sub post_init(&) {
323	push @POST_INIT, shift;	493	push @POST_INIT, shift;
324	}	494	}
325		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
		512
326	=item cf::lock_wait $string	513	=item cf::lock_wait $string
327		514
328	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
329		516
330	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
331		518
332	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
333	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
334	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
335	returned.	522	returned.
336		523
337	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
338	deadlocked coro.	525	deadlocked coro.
…		…
344		531
345	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
346		533
347	=cut	534	=cut
348		535
349	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
350	our %LOCKER;#d#
351		537
352	sub lock_wait($) {	538	sub lock_wait($) {
353	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
354
355	if ($LOCKER{$key} == $Coro::current) {#d#
356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
357	return;#d#
358	}#d#
359
360	# wait for lock, if any
361	while ($LOCK{$key}) {
362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
363	push @{ $LOCK{$key} }, $Coro::current;
364	Coro::schedule;
365	}
366	}	540	}
367		541
368	sub lock_acquire($) {	542	sub lock_acquire($) {
369	my ($key) = @_;	543	$LOCKS->guard ($_[0])
370
371	# wait, to be sure we are not locked
372	lock_wait $key;
373
374	$LOCK{$key} = [];
375	$LOCKER{$key} = $Coro::current;#d#
376
377	Coro::guard {
378	delete $LOCKER{$key};#d#
379	# wake up all waiters, to be on the safe side
380	$_->ready for @{ delete $LOCK{$key} };
381	}
382	}	544	}
383		545
384	sub lock_active($) {	546	sub lock_active($) {
385	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
386
387	! ! $LOCK{$key}
388	}	548	}
389		549
390	sub freeze_mainloop {	550	sub freeze_mainloop {
391	tick_inhibit_inc;	551	tick_inhibit_inc;
392		552
393	Coro::guard \&tick_inhibit_dec;	553	&Guard::guard (\&tick_inhibit_dec);
394	}	554	}
395		555
396	=item cf::periodic $interval, $cb	556	=item cf::periodic $interval, $cb
397		557
398	Like EV::periodic, but randomly selects a starting point so that the actions	558	Like EV::periodic, but randomly selects a starting point so that the actions
399	get spread over timer.	559	get spread over time.
400		560
401	=cut	561	=cut
402		562
403	sub periodic($$) {	563	sub periodic($$) {
404	my ($interval, $cb) = @_;	564	my ($interval, $cb) = @_;
…		…
408	EV::periodic $start, $interval, 0, $cb	568	EV::periodic $start, $interval, 0, $cb
409	}	569	}
410		570
411	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
412		572
413	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
414	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
415	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
416		580
417	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
418	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
419		583
420	Useful for short background jobs.	584	Useful for short background jobs.
421		585
422	=cut	586	=cut
423		587
424	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
425	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
426		591
427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
428	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
429	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
430		595
431	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
432		598
433	while () {	599	while () {
434	next_job:	600	next_job:
		601
435	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
436	if ($avail > 0.01) {	603
437	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
438	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
439	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
440	$job->[2]->send;	608	$job->[2]->send;
441	Coro::cede;	609	Coro::cede;
442	goto next_job;	610	goto next_job;
443	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
444	}	613	}
445	}	614	}
446		615
447	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
448	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
449	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
450	$signal->wait;
451	} else {	619	} else {
		620	$busy = 0;
452	Coro::schedule;	621	Coro::schedule;
453	}	622	}
454	}	623	}
455	};	624	};
456		625
457	sub get_slot($;$$) {	626	sub get_slot($;$$) {
458	return if tick_inhibit || $Coro::current == $Coro::main;	627	return if tick_inhibit || $Coro::current == $Coro::main;
459		628
460	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
461		630
462	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
463	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
464		634
465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
467	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
493	=cut	663	=cut
494		664
495	sub sync_job(&) {	665	sub sync_job(&) {
496	my ($job) = @_;	666	my ($job) = @_;
497		667
498	if ($Coro::current == $Coro::main) {	668	if (in_main) {
499	my $time = EV::time;	669	my $time = AE::time;
500		670
501	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
502	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
503		673
504	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
505		675
506	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
507		677
508	my $busy = 1;	678	my $busy = 1;
509	my @res;	679	my @res;
510		680
511	(async {	681	(async {
512	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
513	@res = eval { $job->() };	683	@res = eval { $job->() };
514	warn $@ if $@;	684	error $@ if $@;
515	undef $busy;	685	undef $busy;
516	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
517		687
518	while ($busy) {	688	while ($busy) {
519	if (Coro::nready) {	689	if (Coro::nready) {
…		…
521	} else {	691	} else {
522	EV::loop EV::LOOP_ONESHOT;	692	EV::loop EV::LOOP_ONESHOT;
523	}	693	}
524	}	694	}
525		695
526	my $time = EV::time - $time;	696	my $time = AE::time - $time;
527		697
528	$TICK_START += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
529		699
530	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
531	} else {	701	} else {
…		…
553	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
554		724
555	$coro	725	$coro
556	}	726	}
557		727
558	=item fork_call { }, $args	728	=item fork_call { }, @args
559		729
560	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
561	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
562	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
563	never block itself or use any form of event handling.	733	never block itself or use any form of event handling.
564		734
565	=cut	735	=cut
566		736
		737	sub post_fork {
		738	reset_signals;
		739	}
		740
567	sub fork_call(&@) {	741	sub fork_call(&@) {
568	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
569		743
570	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
571	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
572	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
573		747
574	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
575	reset_signals;	749	cf::post_fork;
576	&$cb	750	&$cb
577	}, @args;	751	} @args;
578		752
579	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
580	}	765	}
581		766
582	=item $coin = coin_from_name $name	767	=item $coin = coin_from_name $name
583		768
584	=cut	769	=cut
…		…
621	within each server.	806	within each server.
622		807
623	=cut	808	=cut
624		809
625	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
626	my ($name) = @_;	814	my ($name) = @_;
627	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
628		816
629	eval {	817	eval {
630	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
640	}	828	}
641		829
642	our $DB;	830	our $DB;
643		831
644	sub db_init {	832	sub db_init {
645	cf::sync_job {
646	$DB ||= db_table "db";	833	$DB ||= db_table "db";
647	};
648	}	834	}
649		835
650	sub db_get($$) {	836	sub db_get($$) {
651	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
652		838
653	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
654	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
655		843
656	$! ? ()	844	$! ? ()
657	: $data	845	: $data
658	}
659	}	846	}
660		847
661	sub db_put($$$) {	848	sub db_put($$$) {
662	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
663	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
691		878
692	my @data;	879	my @data;
693	my $md5;	880	my $md5;
694		881
695	for (0 .. $#$src) {	882	for (0 .. $#$src) {
696	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
697	or Carp::croak "$src->[$_]: $!";
698	}	884	}
699		885
700	# if processing is expensive, check	886	# if processing is expensive, check
701	# checksum first	887	# checksum first
702	if (1) {	888	if (1) {
…		…
715		901
716	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
717	}	903	}
718	}	904	}
719		905
720	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
721	my $data = $process->(\@data);	907	my $data = $process->(\@data);
722	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
723		909
724	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
725		911
726	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
727	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
728	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
729		915
…		…
739		925
740	=cut	926	=cut
741		927
742	sub datalog($@) {	928	sub datalog($@) {
743	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
744	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
745	}	931	}
746		932
747	=back	933	=back
748		934
749	=cut	935	=cut
…		…
944		1130
945	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
946	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
947		1133
948	} elsif (ref $type) {	1134	} elsif (ref $type) {
949	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
950		1136
951	} else {	1137	} else {
952	shift @arg;	1138	shift @arg;
953	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
954	}	1140	}
955	}	1141	}
956	}	1142	}
957		1143
958	sub _object_attach {	1144	sub _object_attach {
…		…
968	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
969	}	1155	}
970		1156
971	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
972	} else {	1158	} else {
973	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
974	}	1160	}
975		1161
976	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
977	}	1163	}
978		1164
…		…
1037		1223
1038	for (@$callbacks) {	1224	for (@$callbacks) {
1039	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
1040		1226
1041	if ($@) {	1227	if ($@) {
1042	warn "$@";
1043	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1044	override;	1229	override;
1045	}	1230	}
1046		1231
1047	return 1 if $override;	1232	return 1 if $override;
1048	}	1233	}
…		…
1127	for (@$attach) {	1312	for (@$attach) {
1128	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1129	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1130	}	1315	}
1131	} else {	1316	} else {
1132	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1133	}	1318	}
1134	}	1319	}
1135	}	1320	}
1136		1321
1137	cf::attachable->attach (	1322	cf::attachable->attach (
…		…
1164	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1165		1350
1166	sync_job {	1351	sync_job {
1167	if (length $$rdata) {	1352	if (length $$rdata) {
1168	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1169	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1170	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1171		1357
1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1173	aio_chmod $fh, SAVE_MODE;	1359	aio_chmod $fh, SAVE_MODE;
1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1175	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
1176	aio_close $fh;	1365	aio_close $fh;
1177		1366
1178	if (@$objs) {	1367	if (@$objs) {
1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1180	aio_chmod $fh, SAVE_MODE;	1369	aio_chmod $fh, SAVE_MODE;
1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1182	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1183	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1184	aio_close $fh;	1376	aio_close $fh;
1185	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1186	}	1378	}
1187	} else {	1379	} else {
1188	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1189	}	1381	}
1190		1382
1191	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1192	} else {	1387	} else {
1193	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1194	}	1389	}
1195	} else {	1390	} else {
1196	aio_unlink $filename;	1391	aio_unlink $filename;
1197	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1198	}	1393	}
…		…
1222	my $st = eval { Coro::Storable::thaw $av };	1417	my $st = eval { Coro::Storable::thaw $av };
1223	$av = $st->{objs};	1418	$av = $st->{objs};
1224	}	1419	}
1225		1420
1226	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1227	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1228	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1229		1425
1230	($data, $av)	1426	($data, $av)
1231	}	1427	}
1232		1428
1233	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1237	=cut	1433	=cut
1238		1434
1239	#############################################################################	1435	#############################################################################
1240	# command handling &c	1436	# command handling &c
1241		1437
1242	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1243		1439
1244	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1245	$name.	1441	$name.
1246		1442
1247	=cut	1443	=cut
…		…
1253	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1254		1450
1255	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1256	}	1452	}
1257		1453
1258	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1259		1455
1260	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1261	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1262	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1263	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1264	has logged in successfully.	1460	has logged in successfully.
1265		1461
1266	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1267	called.
1268		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1269	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1270		1470
1271	Register a callback for execution when the client sends an (asynchronous)	1471	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	1472	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	1473	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	1474	is a client socket. Exti commands can be received anytime, even before
1275	log-in.	1475	log-in.
1276		1476
1277	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1278	called.
1279		1478
1280	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1281		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1282	sub register_extcmd {	1486	sub register_extcmd($$) {
1283	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1284		1488
1285	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1286	}	1490	}
1287		1491
1288	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1289	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1290		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1291	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1292	}	1502	}
1293		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1294	cf::player->attach (	1512	cf::player->attach (
1295	on_command => sub {	1513	on_unknown_command => sub {
1296	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1297		1515
1298	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1299	or return;	1517	or return;
1300		1518
…		…
1308	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1309		1527
1310	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1311		1529
1312	if (ref $msg) {	1530	if (ref $msg) {
1313	my ($type, $reply, @payload) =	1531	my ($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		1532
1318	my @reply;
1319
1320	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1321	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1322	}	1551	}
1323		1552
1324	$pl->ext_reply ($reply, @reply)
1325	if $reply;
1326
1327	} else {	1553	} else {
1328	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1329	}	1555	}
1330		1556
1331	cf::override;	1557	cf::override;
1332	},	1558	},
1333	);	1559	);
1334		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1335	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1336	cf::sync_job {	1590	cf::sync_job {
1337	my %todo;	1591	my %todo;
1338		1592
1339	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1340	next unless -r $path;	1594	next unless -r $path;
…		…
1358		1612
1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1361		1615
1362	$ext{source} =	1616	$ext{source} =
1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1364	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1365	. $source	1619	. $source
1366	. "\n};\n1";	1620	. "\n};\n1";
1367		1621
1368	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1369	}	1623	}
1370		1624
		1625	my $pass = 0;
1371	my %done;	1626	my %done;
1372	while (%todo) {	1627	while (%todo) {
1373	my $progress;	1628	my $progress;
1374		1629
		1630	++$pass;
		1631
		1632	ext:
1375	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1376	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1377	goto skip	1635	next ext
1378	unless exists $done{$_};	1636	unless exists $done{$_};
1379	}	1637	}
1380		1638
1381	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1382		1640
1383	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1384	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1385	: "$v->{base}: extension inactive.\n";
1386		1654
1387	if (exists $v->{meta}{mandatory}) {
1388	warn $msg;
1389	cf::cleanup "mandatory extension failed to load, exiting.";	1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1390	}	1656	if exists $v->{meta}{mandatory};
1391		1657
1392	warn $msg;	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1659	delete $todo{$k};
		1660	} else {
		1661	$done{$k} = delete $todo{$k};
		1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1393	}	1667	}
1394
1395	$done{$k} = delete $todo{$k};
1396	push @EXTS, $v->{pkg};
1397	$progress = 1;
1398	}	1668	}
1399		1669
1400	skip:	1670	unless ($progress) {
1401	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1402	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1403	}	1680	}
1404	};	1681	};
1405	}	1682	}
1406		1683
1407	#############################################################################	1684	#############################################################################
…		…
1491	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1492	}	1769	}
1493	}	1770	}
1494	}	1771	}
1495		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1496	sub save($) {	1786	sub save($) {
1497	my ($pl) = @_;	1787	my ($pl) = @_;
1498		1788
1499	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1500		1790
…		…
1505		1795
1506	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1507	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1508		1798
1509	cf::get_slot 0.01;	1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1510		1803
1511	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1512	cf::cede_to_tick;	1805	cf::cede_to_tick;
1513	}	1806	}
1514		1807
…		…
1548	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1549		1842
1550	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1552		1845
1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1554	$pl->deactivate;	1847	$pl->deactivate;
		1848
1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1556	$pl->ob->check_score;
1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1558	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1559		1854
1560	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1561	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1562	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1616	\@logins	1911	\@logins
1617	}	1912	}
1618		1913
1619	=item $player->maps	1914	=item $player->maps
1620		1915
		1916	=item cf::player::maps $login
		1917
1621	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1622	player. May block.	1919	player. May block.
1623		1920
1624	=cut	1921	=cut
1625		1922
…		…
1646		1943
1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1648		1945
1649	Expand deliantra pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1650		1947
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)	1948	=item $player->ext_msg ($type, @msg)
1664		1949
1665	Sends an ext event to the client.	1950	Sends an ext event to the client.
1666		1951
1667	=cut	1952	=cut
…		…
1686		1971
1687	=cut	1972	=cut
1688		1973
1689	sub find_by_path($) {	1974	sub find_by_path($) {
1690	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1691		1978
1692	my ($match, $specificity);	1979	my ($match, $specificity);
1693		1980
1694	for my $region (list) {	1981	for my $region (list) {
1695	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1724	sub generate_random_map {	2011	sub generate_random_map {
1725	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1726		2013
1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1728		2015
1729	# mit "rum" bekleckern, nicht
1730	$self->_create_random_map (	2016	$self->_create_random_map ($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}), $rmp->{custom}
1742	)
1743	}	2017	}
1744		2018
1745	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1746		2020
1747	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1752		2026
1753	sub register {	2027	sub register {
1754	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1755	my $pkg = caller;	2029	my $pkg = caller;
1756		2030
1757	no strict;
1758	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1759		2032
1760	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1761	}	2034	}
1762		2035
1763	# also paths starting with '/'	2036	# also paths starting with '/'
1764	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1765		2038
1766	sub thawer_merge {	2039	sub thawer_merge {
1767	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1768		2041
1769	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1774	}	2047	}
1775		2048
1776	sub normalise {	2049	sub normalise {
1777	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1778		2051
1779	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1780		2053
1781	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1782		2055
1783	# map plan:	2056	# map plan:
1784	#	2057	#
…		…
1799	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1800	$path = "$base/$path";	2073	$path = "$base/$path";
1801	}	2074	}
1802		2075
1803	for ($path) {	2076	for ($path) {
1804	redo if s{//}{/};
1805	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1806	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1807	}	2079	}
1808		2080
1809	$path	2081	$path
…		…
1823	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1824	return $self;	2096	return $self;
1825	}	2097	}
1826	}	2098	}
1827		2099
1828	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1829	()	2101	()
1830	}	2102	}
1831		2103
		2104	# may re-bless or do other evil things
1832	sub init {	2105	sub init {
1833	my ($self) = @_;	2106	my ($self) = @_;
1834		2107
1835	$self	2108	$self
1836	}	2109	}
…		…
1867		2140
1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1869	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1870	}	2143	}
1871		2144
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 $_->outdoor, values %cf::MAP;
1879	}
1880
1881	sub decay_objects {	2145	sub decay_objects {
1882	my ($self) = @_;	2146	my ($self) = @_;
1883		2147
1884	return if $self->{deny_reset};	2148	return if $self->{deny_reset};
1885		2149
…		…
1910	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1911		2175
1912	1	2176	1
1913	}	2177	}
1914		2178
		2179	# used to laod the header of an original map
1915	sub load_header_orig {	2180	sub load_header_orig {
1916	my ($self) = @_;	2181	my ($self) = @_;
1917		2182
1918	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1919	}	2184	}
1920		2185
		2186	# used to laod the header of an instantiated map
1921	sub load_header_temp {	2187	sub load_header_temp {
1922	my ($self) = @_;	2188	my ($self) = @_;
1923		2189
1924	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1925	}	2191	}
1926		2192
		2193	# called after loading the header from an instantiated map
1927	sub prepare_temp {	2194	sub prepare_temp {
1928	my ($self) = @_;	2195	my ($self) = @_;
1929		2196
1930	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1931	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1932	# safety	2199	# safety
1933	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1934	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1935	}	2202	}
1936		2203
		2204	# called after loading the header from an original map
1937	sub prepare_orig {	2205	sub prepare_orig {
1938	my ($self) = @_;	2206	my ($self) = @_;
1939		2207
1940	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1941	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1965		2233
1966	sub find;	2234	sub find;
1967	sub find {	2235	sub find {
1968	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1969		2237
		2238	cf::cede_to_tick;
		2239
1970	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1971		2241
1972	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1973	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1974		2244
1975	$cf::MAP{$path} || do {	2245	$cf::MAP{$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	2246	my $map = new_from_path cf::map $path
1980	or return;	2247	or return;
1981		2248
1982	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1983		2250
…		…
1995		2262
1996	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1997	}	2264	}
1998	}	2265	}
1999		2266
2000	sub pre_load { }	2267	sub pre_load { }
2001	sub post_load { }	2268	#sub post_load { } # XS
2002		2269
2003	sub load {	2270	sub load {
2004	my ($self) = @_;	2271	my ($self) = @_;
2005		2272
2006	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2009		2276
2010	{	2277	{
2011	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
2012		2279
2013	return unless $self->valid;	2280	return unless $self->valid;
2014	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
2015
2016	$self->in_memory (cf::MAP_LOADING);
2017		2282
2018	$self->alloc;	2283	$self->alloc;
2019		2284
2020	$self->pre_load;	2285	$self->pre_load;
2021	cf::cede_to_tick;	2286	cf::cede_to_tick;
2022		2287
		2288	if (exists $self->{load_path}) {
2023	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
2024	$f->skip_block;	2290	$f->skip_block;
2025	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
2026	or return;	2292	or return;
2027		2293
2028	$self->post_load_original	2294	$self->post_load_original
2029	if delete $self->{load_original};	2295	if delete $self->{load_original};
2030		2296
2031	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
2032	utf8::encode $uniq;	2298	utf8::encode $uniq;
2033	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
2034	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
2035	$self->clear_unique_items;	2301	$self->clear_unique_items;
2036	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
2037	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
2038	}	2305	}
2039	}	2306	}
2040	}
2041		2307
2042	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
2043		2315
2044	cf::cede_to_tick;	2316	cf::cede_to_tick;
2045	# now do the right thing for maps	2317	# now do the right thing for maps
2046	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
2047	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
2051	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
2052	$self->decay_objects;	2324	$self->decay_objects;
2053	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
2054	$self->update_buttons;	2326	$self->update_buttons;
2055	cf::cede_to_tick;	2327	cf::cede_to_tick;
2056	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
2057	cf::cede_to_tick;
2058	$self->activate;
2059	}	2329	}
2060		2330
2061	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2062	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2063
2064	$self->in_memory (cf::MAP_ACTIVE);
2065	}	2333	}
2066		2334
2067	$self->post_load;	2335	$self->post_load;
2068	}
2069		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
2070	sub customise_for {	2343	sub customise_for {
2071	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2072		2345
2073	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2074	if $self->per_player;	2347	if $self->per_player;
…		…
2077	# if $self->per_party;	2350	# if $self->per_party;
2078		2351
2079	$self	2352	$self
2080	}	2353	}
2081		2354
2082	# find and load all maps in the 3x3 area around a map
2083	sub load_neighbours {
2084	my ($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	$neigh->load;
2105	}
2106	}
2107
2108	sub find_sync {	2355	sub find_sync {
2109	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2110		2357
2111	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2112	}	2363	}
2113		2364
2114	sub do_load_sync {	2365	sub do_load_sync {
2115	my ($map) = @_;	2366	my ($map) = @_;
2116		2367
		2368	# it's a bug to call this from the main context
2117	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2118	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2119		2371
2120	cf::sync_job { $map->load };	2372	$map->load;
2121	}	2373	}
2122		2374
2123	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2124	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2125		2377
2126	sub find_async {	2378	sub find_async {
2127	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2128		2380
2129	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2130		2382
2131	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2384	return $map if !$load || $map->linkable;
2133	}	2385	}
2134		2386
2135	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2136		2388
2137	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2151	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2152		2404
2153	()	2405	()
2154	}	2406	}
2155		2407
		2408	# common code, used by both ->save and ->swapout
2156	sub save {	2409	sub _save {
2157	my ($self) = @_;	2410	my ($self) = @_;
2158
2159	my $lock = cf::lock_acquire "map_data:$self->{path}";
2160		2411
2161	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2162		2413
2163	return unless $self->dirty;	2414	return unless $self->dirty;
2164		2415
…		…
2184	} else {	2435	} else {
2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2186	}	2437	}
2187	}	2438	}
2188		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2189	sub swap_out {	2448	sub swap_out {
2190	my ($self) = @_;	2449	my ($self) = @_;
2191		2450
2192	# save first because save cedes
2193	$self->save;
2194
2195	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2196		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2197	return if $self->players;	2455	return if $self->players;
2198	return if $self->in_memory != cf::MAP_ACTIVE;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2199	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2200		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2201	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2202		2507
2203	$self->deactivate;	2508	$self->deactivate;
2204	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2205	$self->clear;	2510	$self->clear;
2206	}
2207
2208	sub reset_at {
2209	my ($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		2511
2251	$self->unlink_save;	2512	$self->unlink_save;
2252	$self->destroy;	2513	$self->destroy;
2253	}	2514	}
2254		2515
…		…
2262		2523
2263	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2264		2525
2265	$self->unlink_save;	2526	$self->unlink_save;
2266		2527
2267	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2268	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2269	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2270	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2271	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2272		2533
…		…
2329	: normalise $_	2590	: normalise $_
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2592	]
2332	}	2593	}
2333		2594
		2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
		2626
2334	=back	2627	=back
2335		2628
2336	=head3 cf::object	2629	=head3 cf::object
2337		2630
2338	=cut	2631	=cut
…		…
2403		2696
2404	our $SAY_CHANNEL = {	2697	our $SAY_CHANNEL = {
2405	id => "say",	2698	id => "say",
2406	title => "Map",	2699	title => "Map",
2407	reply => "say ",	2700	reply => "say ",
2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2409	};	2702	};
2410		2703
2411	our $CHAT_CHANNEL = {	2704	our $CHAT_CHANNEL = {
2412	id => "chat",	2705	id => "chat",
2413	title => "Chat",	2706	title => "Chat",
…		…
2470		2763
2471	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2472		2765
2473	The player should be reasonably safe there for short amounts of time (e.g.	2766	The player should be reasonably safe there for short amounts of time (e.g.
2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2475	though, as the palyer cannot control the character while it is on the link	2768	though, as the player cannot control the character while it is on the link
2476	map.	2769	map.
2477		2770
2478	Will never block.	2771	Will never block.
2479		2772
2480	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
…		…
2501	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2502	my ($self) = @_;	2795	my ($self) = @_;
2503		2796
2504	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2505		2798
		2799	++$self->{_link_recursion};
		2800
2506	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2507		2802
2508	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2509	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2510		2805
2511	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2512	}	2807	}
2513		2808
2514	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2515	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2516		2811
…		…
2533	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2534	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2535		2830
2536	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2537	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2538	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2539		2834
2540	$map->load;	2835	$map->load;
2541	$map->load_neighbours;
2542		2836
2543	return unless $self->contr->active;	2837	return unless $self->contr->active;
2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2545	$self->activate_recursive;
2546		2838
2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2548	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2549	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2550		2846
		2847	}
		2848
2551	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2552		2850
2553	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2554	her, loading and preparing them map, calling the provided $check callback	2852	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	2853	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	2854	the new (success) or old (failed) map position. In either case, $done will
…		…
2563		2861
2564	our $GOTOGEN;	2862	our $GOTOGEN;
2565		2863
2566	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2567	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2568		2872
2569	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2571		2875
2572	$self->enter_link;	2876	$self->enter_link;
…		…
2592	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2593	}	2897	}
2594	}	2898	}
2595		2899
2596	my $map = eval {	2900	my $map = eval {
2597	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2598		2902
2599	if ($map) {	2903	if ($map) {
2600	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2601	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2602	} else {	2906	} else {
2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2604	}	2908	}
2605		2909
2606	$map	2910	$map
…		…
2614	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2615	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2616	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2617	}	2921	}
2618		2922
2619	$done->() if $done;	2923	$done->($self) if $done;
2620	})->prio (1);	2924	})->prio (1);
2621	}	2925	}
2622		2926
2623	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2624		2928
…		…
2692	$Coro::current->{desc} = "enter_exit";	2996	$Coro::current->{desc} = "enter_exit";
2693		2997
2694	unless (eval {	2998	unless (eval {
2695	$self->deactivate_recursive; # just to be sure	2999	$self->deactivate_recursive; # just to be sure
2696		3000
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;	3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
2706	my $x = $exit->stats->hp;	3002	my $x = $exit->stats->hp;
2707	my $y = $exit->stats->sp;	3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
2708		3027
2709	$self->goto ($map, $x, $y);	3028	$self->goto ($map, $x, $y);
2710		3029
2711	# if exit is damned, update players death & WoR home-position	3030	# if exit is damned, update players death & WoR home-position
2712	$self->contr->savebed ($map, $x, $y)	3031	$self->contr->savebed ($map, $x, $y)
…		…
2717	$self->message ("Something went wrong deep within the deliantra server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2718	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2719	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2720	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2721		3040
2722	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2723	$self->leave_link;	3042	$self->leave_link;
2724	}	3043	}
2725	})->prio (1);	3044	})->prio (1);
2726	}	3045	}
2727		3046
…		…
2739	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2740	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2741		3060
2742	utf8::encode $text;	3061	utf8::encode $text;
2743	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2744	}	3088	}
2745		3089
2746	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2747		3091
2748	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2752		3096
2753	=cut	3097	=cut
2754		3098
2755	# non-persistent channels (usually the info channel)	3099	# non-persistent channels (usually the info channel)
2756	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2757	"c/identify" => {	3107	"c/identify" => {
2758	id => "infobox",	3108	id => "infobox",
2759	title => "Identify",	3109	title => "Identify",
2760	reply => undef,	3110	reply => undef,
2761	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2763	"c/examine" => {	3113	"c/examine" => {
2764	id => "infobox",	3114	id => "infobox",
2765	title => "Examine",	3115	title => "Examine",
2766	reply => undef,	3116	reply => undef,
2767	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
2768	},	3124	},
2769	"c/book" => {	3125	"c/book" => {
2770	id => "infobox",	3126	id => "infobox",
2771	title => "Book",	3127	title => "Book",
2772	reply => undef,	3128	reply => undef,
…		…
2788	id => "infobox",	3144	id => "infobox",
2789	title => "Body Parts",	3145	title => "Body Parts",
2790	reply => undef,	3146	reply => undef,
2791	tooltip => "Shows which body parts you posess and are available",	3147	tooltip => "Shows which body parts you posess and are available",
2792	},	3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
2793	"c/skills" => {	3155	"c/skills" => {
2794	id => "infobox",	3156	id => "infobox",
2795	title => "Skills",	3157	title => "Skills",
2796	reply => undef,	3158	reply => undef,
2797	tooltip => "Shows your experience per skill and item power",	3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
2798	},	3184	},
2799	"c/uptime" => {	3185	"c/uptime" => {
2800	id => "infobox",	3186	id => "infobox",
2801	title => "Uptime",	3187	title => "Uptime",
2802	reply => undef,	3188	reply => undef,
…		…
2812	id => "party",	3198	id => "party",
2813	title => "Party",	3199	title => "Party",
2814	reply => "gsay ",	3200	reply => "gsay ",
2815	tooltip => "Messages and chat related to your party",	3201	tooltip => "Messages and chat related to your party",
2816	},	3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2817	);	3211	);
2818		3212
2819	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2820	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2821		3215
…		…
2826		3220
2827	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2828	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2829	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2830		3224
2831	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2832	if $self->can_msg;
2833
2834	$channel = $channel->{id};	3226	$channel = $channel->{id};
2835		3227
2836	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2837	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2838	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2839	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2840	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2841	if $self->can_msg;
2842	}	3233	}
2843		3234
2844	$channel = $channel->{id};	3235	$channel = $channel->{id};
2845	}	3236	}
2846		3237
2847	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2848		3239
2849	if ($self->can_msg) {
2850	# default colour, mask it out	3240	# default colour, mask it out
2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2852	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2853		3243
2854	my $pkt = "msg "	3244	my $pkt = "msg "
2855	. $self->{json_coder}->encode (	3245	. $self->{json_coder}->encode (
2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2857	);	3247	);
2858		3248
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);	3249	$self->send_big_packet ($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	}	3250	}
2896		3251
2897	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2898		3253
2899	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2901	=cut	3256	=cut
2902		3257
2903	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2904	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2905		3260
2906	if ($self->extcmd == 2) {
2907	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$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	}	3262	}
2931		3263
2932	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2933		3265
2934	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2989	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2990		3322
2991	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2992		3324
2993	if (ref $msg) {	3325	if (ref $msg) {
2994	my ($type, $reply, @payload) =	3326	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		3327
2999	my @reply;
3000
3001	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
3002	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
3003	}	3346	}
3004
3005	$ns->ext_reply ($reply, @reply)
3006	if $reply;
3007
3008	} else {	3347	} else {
3009	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3010	}	3349	}
3011		3350
3012	cf::override;	3351	cf::override;
3013	},	3352	},
3014	);	3353	);
…		…
3034		3373
3035	$coro	3374	$coro
3036	}	3375	}
3037		3376
3038	cf::client->attach (	3377	cf::client->attach (
3039	on_destroy => sub {	3378	on_client_destroy => sub {
3040	my ($ns) = @_;	3379	my ($ns) = @_;
3041		3380
3042	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3043	},	3382	},
3044	);	3383	);
…		…
3060	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
3061		3400
3062	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
3063		3402
3064	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
3065	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
3066	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
3067	sort time	3406	sort time
3068	));	3407	));
3069		3408
3070	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
3074	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
3075		3414
3076	cf::object	3415	cf::object
3077	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
3078	insert remove name archname title slaying race decrease split	3417	insert remove name archname title slaying race decrease split
		3418	value
3079		3419
3080	cf::object::player	3420	cf::object::player
3081	player	3421	player
3082		3422
3083	cf::player	3423	cf::player
…		…
3089	=cut	3429	=cut
3090		3430
3091	for (	3431	for (
3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3093	insert remove inv nrof name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
3094	decrease split destroy change_exp)],	3434	decrease split destroy change_exp value msg lore send_msg)],
3095	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
3096	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
3097	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
3098	) {	3438	) {
3099	no strict 'refs';
3100	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
3101	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3102	for @funs;	3441	for @funs;
3103	}	3442	}
3104		3443
…		…
3119		3458
3120	my $qcode = $code;	3459	my $qcode = $code;
3121	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3122	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
3123		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
3124	local $_;	3466	local $_;
3125	local @safe::cf::_safe_eval_args = values %vars;
3126		3467
3127	my $eval =	3468	my $eval =
3128	"do {\n"	3469	"do {\n"
3129	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3130	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
3131	. $code	3472	. $code
3132	. "\n}"	3473	. "\n}"
3133	;	3474	;
3134		3475
		3476	if ($CFG{safe_eval}) {
3135	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
3136	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3137	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
3138		3485
3139	if ($@) {	3486	if ($@) {
3140	warn "$@";	3487	warn "$@",
3141	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
3142	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
3143	}	3490	}
3144		3491
3145	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3146	}	3493	}
3147		3494
…		…
3161	=cut	3508	=cut
3162		3509
3163	sub register_script_function {	3510	sub register_script_function {
3164	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3165		3512
3166	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3167	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3168	}	3515	}
3169		3516
3170	=back	3517	=back
3171		3518
3172	=cut	3519	=cut
3173		3520
3174	#############################################################################	3521	#############################################################################
3175	# the server's init and main functions	3522	# the server's init and main functions
3176		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525	our @FACEDATA; # dynamically-created facedata
		3526
		3527	# internal api, not fianlised
		3528	sub set_face {
		3529	my ($name, $type, $data) = @_;
		3530
		3531	my $idx = cf::face::find $name;
		3532
		3533	if ($idx) {
		3534	delete $FACEHASH{cf::face::get_chksum $idx};
		3535	} else {
		3536	$idx = cf::face::alloc $name;
		3537	}
		3538
		3539	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3540
		3541	cf::face::set_type $idx, $type;
		3542	cf::face::set_data $idx, 0, (length $data), 0, $hash;
		3543	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3544
		3545	# we need to destroy the SV itself, not just overwrite,
		3546	# as a running ix might hold a reference to it.
		3547	# delete achieves that.
		3548	delete $FACEDATA[$idx];
		3549	$FACEDATA[$idx] = $data;
		3550	$FACEHASH{$hash} = $idx;#d#
		3551
		3552	$idx
		3553	}
		3554
		3555	our $FACEDATA; # facedata filehandle
		3556
		3557	sub _face_get_data($$$$) {
		3558	my ($idx, $size, $fofs, $cb) = @_;
		3559
		3560	if (defined $FACEDATA[$idx]) {
		3561	$cb->($FACEDATA[$idx]);
		3562	} elsif ($fofs) {
		3563	my $buf;
		3564	IO::AIO::aio_read $FACEDATA, $fofs, $size, $buf, 0, sub {
		3565	if ($_[0] == $size) {
		3566	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3567	$cb->($buf);
		3568	} else {
		3569	cf::error "INTERNAL ERROR: unable to read facedata for face $idx ($size, $fofs), ignoring request.";
		3570	}
		3571	};
		3572	} else {
		3573	cf::error "requested facedata for unknown face $idx ($size, $fofs), ignoring.";
		3574	}
		3575	}
		3576
		3577	# rather ineffient
		3578	sub cf::face::get_data($;$) {
		3579	my ($idx, $faceset) = @_;
		3580
		3581	my $size = cf::face::get_size $idx, $faceset;
		3582	my $fofs = cf::face::get_fofs $idx, $faceset;
		3583
		3584	_face_get_data $idx, $size, $fofs, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $idx, $pri, $size, $fofs) = @_;
		3590
		3591	_face_get_data $idx, $size, $fofs, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595
3177	sub load_facedata($) {	3596	sub load_facedata($) {
3178	my ($path) = @_;	3597	my ($path) = @_;
3179		3598
3180	# HACK to clear player env face cache, we need some signal framework
3181	# for this (global event?)
3182	%ext::player_env::MUSIC_FACE_CACHE = ();
3183
3184	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3185		3600
3186	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
3187		3602
3188	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
3189	0 < aio_load $path, $facedata
3190	or die "$path: $!";
3191
3192	$facedata = Coro::Storable::thaw $facedata;
3193		3604
3194	$facedata->{version} == 2	3605	$facedata->{version} == 2
3195	or cf::cleanup "$path: version mismatch, cannot proceed.";	3606	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3196		3607
3197	# patch in the exptable	3608	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3198	$facedata->{resource}{"res/exp_table"} = {	3609	or cf::cleanup "$path/facedata: $!, cnanot proceed.";
3199	type => FT_RSRC,	3610
3200	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3611	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3201	};	3612
3202	cf::cede_to_tick;	3613	# BEGIN ATOMIC
		3614	# from here on, everything must be atomic - no thread switch allowed
		3615	my $t1 = EV::time;
3203		3616
3204	{	3617	{
3205	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
3206		3619
3207	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3209		3623
3210	cf::face::set_visibility $idx, $info->{visibility};	3624	cf::face::set_visibility $idx, $info->{visibility};
3211	cf::face::set_magicmap $idx, $info->{magicmap};	3625	cf::face::set_magicmap $idx, $info->{magicmap};
3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3626	cf::face::set_data $idx, 0, $info->{size32}, $info->{fofs32}, $info->{hash32};
3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3627	cf::face::set_data $idx, 1, $info->{size64}, $info->{fofs64}, $info->{hash64};
3214		3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
3215	cf::cede_to_tick;	3629	$FACEHASH{$info->{hash64}} = $idx;#d#
3216	}	3630	}
3217		3631
3218	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
3219	next unless $info->{smooth};	3633	next unless $info->{smooth};
3220		3634
…		…
3223		3637
3224	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
3225	cf::face::set_smooth $idx, $smooth;	3639	cf::face::set_smooth $idx, $smooth;
3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3227	} else {	3641	} else {
3228	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
3229	}	3643	}
3230
3231	cf::cede_to_tick;
3232	}	3644	}
3233	}	3645	}
3234		3646
3235	{	3647	{
3236	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
3237		3649
3238	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
3239	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
3240	cf::cede_to_tick;
3241	}	3652	}
3242		3653
3243	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
3244	}	3655	}
3245		3656
3246	{	3657	{
3247	# TODO: for gcfclient pleasure, we should give resources
3248	# that gcfclient doesn't grok a >10000 face index.
3249	my $res = $facedata->{resource};	3658	my $res = $facedata->{resource};
3250		3659
3251	while (my ($name, $info) = each %$res) {	3660	while (my ($name, $info) = each %$res) {
3252	if (defined $info->{type}) {	3661	if (defined (my $type = $info->{type})) {
		3662	# 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;	3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3254	my $data;
3255		3664
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};	3665	cf::face::set_type $idx, $type;
		3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
		3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3668	$FACEHASH{$info->{hash}} = $idx;#d#
3271	} else {	3669	} else {
3272	$RESOURCE{$name} = $info;	3670	# $RESOURCE{$name} = $info; # unused
3273	}	3671	}
3274
3275	cf::cede_to_tick;
3276	}	3672	}
3277	}	3673	}
		3674
		3675	($fh, $FACEDATA) = ($FACEDATA, $fh);
		3676
		3677	# HACK to clear player env face cache, we need some signal framework
		3678	# for this (global event?)
		3679	%ext::player_env::MUSIC_FACE_CACHE = ();
		3680
		3681	# END ATOMIC
		3682
		3683	cf::debug "facedata atomic update time ", EV::time - $t1;
3278		3684
3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3685	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3280		3686
		3687	aio_close $fh if $fh; # close old facedata
		3688
3281	1	3689	1
3282	}	3690	}
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		3691
3304	register_exticmd fx_want => sub {	3692	register_exticmd fx_want => sub {
3305	my ($ns, $want) = @_;	3693	my ($ns, $want) = @_;
3306		3694
3307	while (my ($k, $v) = each %$want) {	3695	while (my ($k, $v) = each %$want) {
…		…
3315	my $status = load_resource_file_ $_[0];	3703	my $status = load_resource_file_ $_[0];
3316	get_slot 0.1, 100;	3704	get_slot 0.1, 100;
3317	cf::arch::commit_load;	3705	cf::arch::commit_load;
3318		3706
3319	$status	3707	$status
		3708	}
		3709
		3710	sub reload_exp_table {
		3711	_reload_exp_table;
		3712
		3713	set_face "res/exp_table" => FT_RSRC,
		3714	JSON::XS->new->utf8->canonical->encode (
		3715	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3716	);
		3717	}
		3718
		3719	sub reload_materials {
		3720	_reload_materials;
3320	}	3721	}
3321		3722
3322	sub reload_regions {	3723	sub reload_regions {
3323	# HACK to clear player env face cache, we need some signal framework	3724	# HACK to clear player env face cache, we need some signal framework
3324	# for this (global event?)	3725	# for this (global event?)
…		…
3332	if exists $_->{match};	3733	if exists $_->{match};
3333	}	3734	}
3334	}	3735	}
3335		3736
3336	sub reload_facedata {	3737	sub reload_facedata {
3337	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
3338	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
3339	}	3740	}
3340		3741
3341	sub reload_archetypes {	3742	sub reload_archetypes {
3342	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
3343	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
		3745
		3746	set_face "res/skill_info" => FT_RSRC,
		3747	JSON::XS->new->utf8->canonical->encode (
		3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3749	);
		3750	set_face "res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3344	}	3754	}
3345		3755
3346	sub reload_treasures {	3756	sub reload_treasures {
3347	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3348	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3349	}	3759	}
3350		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
3351	sub reload_resources {	3781	sub reload_resources {
3352	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3353		3783
		3784	reload_materials;
3354	reload_facedata;	3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
3355	reload_archetypes;	3788	reload_archetypes;
3356	reload_regions;	3789	reload_regions;
3357	reload_treasures;	3790	reload_treasures;
3358		3791
3359	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3360	}	3793	}
3361		3794
3362	sub reload_config {	3795	sub reload_config {
3363	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3364	or return;
3365		3797
3366	local $/;	3798	my $config = load_file "$CONFDIR/config";
3367	*CFG = YAML::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3368		3801
3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3370		3803
3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$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};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3373		3806
3374	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3397		3830
3398	seek $fh, 0, 0;	3831	seek $fh, 0, 0;
3399	print $fh $$;	3832	print $fh $$;
3400	}	3833	}
3401		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
3402	sub main {	3844	sub main {
3403	cf::init_globals; # initialise logging	3845	cf::init_globals; # initialise logging
3404		3846
3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3409		3851
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	3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3417		3853
3418	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3419	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3421	(async {	3857	(async {
3422	$Coro::current->{desc} = "IDLE BUG HANDLER";	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
3423	EV::loop EV::LOOP_ONESHOT;	3859	EV::loop EV::LOOP_ONESHOT;
3424	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3425	};	3861	};
3426		3862
3427	evthread_start IO::AIO::poll_fileno;	3863	evthread_start IO::AIO::poll_fileno;
3428		3864
3429	cf::sync_job {	3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
3430	reload_resources;	3876	reload_resources;
3431	reload_config;	3877	reload_config;
3432	db_init;
3433		3878
3434	cf::load_settings;
3435	cf::load_materials;
3436	cf::init_uuid;	3879	cf::init_uuid;
3437	cf::init_signals;	3880	cf::init_signals;
3438	cf::init_commands;
3439	cf::init_skills;	3881	cf::init_skills;
3440		3882
3441	cf::init_beforeplay;	3883	cf::init_beforeplay;
3442		3884
3443	atomic;	3885	atomic;
…		…
3445	load_extensions;	3887	load_extensions;
3446		3888
3447	utime time, time, $RUNTIMEFILE;	3889	utime time, time, $RUNTIMEFILE;
3448		3890
3449	# no (long-running) fork's whatsoever before this point(!)	3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3451		3894
3452	(pop @POST_INIT)->(0) while @POST_INIT;	3895	cf::_post_init 0;
3453	};	3896	};
3454		3897
3455	EV::loop;	3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
3456	}	3906	}
3457		3907
3458	#############################################################################	3908	#############################################################################
3459	# initialisation and cleanup	3909	# initialisation and cleanup
3460		3910
3461	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3462	BEGIN {	3912	BEGIN {
3463	our %SIGWATCHER = ();	3913	our %SIGWATCHER = ();
3464	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3466	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3467	};	3917	};
3468	}	3918	}
3469	}	3919	}
3470		3920
3471	sub write_runtime_sync {	3921	sub write_runtime_sync {
		3922	my $t0 = AE::time;
		3923
3472	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3473	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3474		3926
3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3476		3928
3477	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3478		3930
3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3480	or return;	3932	or return;
3481		3933
3482	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3483	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3484	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3497	or return;	3949	or return;
3498		3950
3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3500	and return;	3952	and return;
3501		3953
3502	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3503		3955
3504	1	3956	1
3505	}	3957	}
3506		3958
3507	our $uuid_lock;	3959	our $uuid_lock;
…		…
3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3519	or return;	3971	or return;
3520		3972
3521	my $value = uuid_seq uuid_cur;	3973	my $value = uuid_seq uuid_cur;
3522		3974
3523	if ($value < 1024) {	3975	unless ($value) {
3524	warn "cowardly refusing to write low uuid value ($value)!\n";	3976	info "cowardly refusing to write zero uuid value!\n";
3525	return;	3977	return;
3526	}	3978	}
3527		3979
3528	my $value = uuid_str $value + $uuid_skip;	3980	my $value = uuid_str $value + $uuid_skip;
3529	$uuid_skip = 0;	3981	$uuid_skip = 0;
…		…
3539	or return;	3991	or return;
3540		3992
3541	aio_rename "$uuid~", $uuid	3993	aio_rename "$uuid~", $uuid
3542	and return;	3994	and return;
3543		3995
3544	warn "uuid file written ($value).\n";	3996	trace "uuid file written ($value).\n";
3545		3997
3546	1	3998	1
3547		3999
3548	}	4000	}
3549		4001
…		…
3555	}	4007	}
3556		4008
3557	sub emergency_save() {	4009	sub emergency_save() {
3558	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3559		4011
3560	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3561		4018
3562	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3563	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3564	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3565	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3566	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
3567	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3568	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3569	$pl->valid or next;	4028	$pl->valid or next;
3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3571	$pl->save;	4030	$pl->save;
3572	}	4031	}
3573	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
3574		4033
3575	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
3576	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3577	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3578	$map->valid or next;	4039	$map->valid or next;
3579	$map->save;	4040	$map->save;
3580	}	4041	}
3581	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
3582		4043
3583	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
3584	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3585	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
3586		4049
3587	warn "begin write uuid\n";	4050	info "emergency_perl_save: begin write uuid\n";
3588	write_uuid_sync 1;	4051	write_uuid_sync 1;
3589	warn "end write uuid\n";	4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3590	};	4072	};
3591		4073
3592	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
3593	}	4075	}
3594		4076
3595	sub post_cleanup {	4077	sub post_cleanup {
3596	my ($make_core) = @_;	4078	my ($make_core) = @_;
3597		4079
		4080	IO::AIO::flush;
		4081
3598	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3599	if $make_core;	4083	if $make_core;
3600		4084
3601	my $fh = pidfile;	4085	my $fh = pidfile;
3602	unlink $PIDFILE if <$fh> == $$;	4086	unlink $PIDFILE if <$fh> == $$;
3603	}	4087	}
…		…
3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3624	for my $name (keys %$leaf_symtab) {	4108	for my $name (keys %$leaf_symtab) {
3625	_gv_clear *{"$pkg$name"};	4109	_gv_clear *{"$pkg$name"};
3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3627	}	4111	}
3628	warn "cleared package $pkg\n";#d#
3629	}	4112	}
3630		4113
3631	sub do_reload_perl() {	4114	sub do_reload_perl() {
3632	# can/must only be called in main	4115	# can/must only be called in main
3633	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3634	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3635	return;	4118	return;
3636	}	4119	}
3637		4120
3638	return if $RELOAD++;	4121	return if $RELOAD++;
3639		4122
		4123	my $t1 = AE::time;
		4124
3640	while ($RELOAD) {	4125	while ($RELOAD) {
3641	warn "reloading...";	4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
3642		4128
3643	warn "entering sync_job";	4129	trace "perl_reload: entering sync_job";
3644		4130
3645	cf::sync_job {	4131	cf::sync_job {
3646	cf::write_runtime_sync; # external watchdog should not bark
3647	cf::emergency_save;	4132	#cf::emergency_save;
3648	cf::write_runtime_sync; # external watchdog should not bark
3649		4133
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";	4134	trace "perl_reload: cancelling all extension coros";
3661	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3662	%EXT_CORO = ();	4136	%EXT_CORO = ();
3663		4137
3664	warn "removing commands";	4138	trace "perl_reload: removing commands";
3665	%COMMAND = ();	4139	%COMMAND = ();
3666		4140
3667	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3668	%EXTCMD = ();	4142	%EXTCMD = ();
3669	%EXTICMD = ();	4143	%EXTICMD = ();
3670		4144
3671	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3672	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3673	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3674		4148
3675	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3676	eval {	4150	eval {
3677	$cb->($pkg);	4151	$cb->($pkg);
3678	1	4152	1
3679	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
3680	}	4154	}
3681		4155
3682	warn "... clearing $pkg";	4156	trace "... clearing $pkg";
3683	clear_package $pkg;	4157	clear_package $pkg;
3684	}	4158	}
3685		4159
3686	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3687	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3689		4163
3690	warn "... unloading $k";	4164	trace "... unloading $k";
3691	delete $INC{$k};	4165	delete $INC{$k};
3692		4166
3693	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3694	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3695		4169
…		…
3698	}	4172	}
3699		4173
3700	clear_package $k;	4174	clear_package $k;
3701	}	4175	}
3702		4176
3703	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3704	clear_package "safe::$_"	4178	clear_package "safe::$_"
3705	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3706		4180
3707	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3708	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3709	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3710		4184
3711	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3712	# and global variables created in xs	4186	# and global variables created in xs
3713	#clear_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3714		4188
3715	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3716		4190
3717	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3718	require cf;	4192	require cf;
3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3720		4194
3721	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3722	cf::reload_config;	4196	cf::reload_config;
3723		4197
3724	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3725	cf::load_extensions;	4199	cf::load_extensions;
3726		4200
		4201	if ($REATTACH_ON_RELOAD) {
3727	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3728	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3729	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3730	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3731	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3732	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3733		4209
3734	warn "running post_load";	4210	cf::_post_init 1;
3735	(pop @POST_INIT)->(1) while @POST_INIT;
3736		4211
3737	warn "leaving sync_job";	4212	trace "perl_reload: leaving sync_job";
3738		4213
3739	1	4214	1
3740	} or do {	4215	} or do {
3741	warn $@;	4216	error $@;
3742	cf::cleanup "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3743	};	4218	};
3744		4219
3745	warn "reloaded";
3746	--$RELOAD;	4220	--$RELOAD;
3747	}	4221	}
		4222
		4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3748	};	4225	};
3749		4226
3750	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3751		4228
3752	sub reload_perl() {	4229	sub reload_perl() {
3753	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3754	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3755		4232
		4233	$RELOAD_WATCHER ||= cf::async {
		4234	Coro::AIO::aio_wait cache_extensions;
		4235
3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3757	do_reload_perl;	4237	do_reload_perl;
3758	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
		4239	};
3759	};	4240	};
3760	}	4241	}
3761		4242
3762	register_command "reload" => sub {	4243	register_command "reload" => sub {
3763	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
…		…
3769	reload_perl;	4250	reload_perl;
3770	};	4251	};
3771	}	4252	}
3772	};	4253	};
3773		4254
3774	unshift @INC, $LIBDIR;	4255	#############################################################################
3775		4256
3776	my $bug_warning = 0;	4257	my $bug_warning = 0;
3777		4258
3778	our @WAIT_FOR_TICK;
3779	our @WAIT_FOR_TICK_BEGIN;
3780
3781	sub wait_for_tick {	4259	sub wait_for_tick() {
3782	return if tick_inhibit || $Coro::current == $Coro::main;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3783		4261
3784	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3785	push @WAIT_FOR_TICK, $signal;
3786	$signal->wait;
3787	}	4263	}
3788		4264
3789	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3790	return if tick_inhibit || $Coro::current == $Coro::main;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3791		4267
3792	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3793	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3794	$signal->wait;	4270	$signal->wait;
3795	}	4271	}
…		…
3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3800	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3801	return;	4277	return;
3802	}	4278	}
3803		4279
3804	cf::server_tick; # one server iteration	4280	cf::one_tick; # one server iteration
		4281
		4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3805		4283
3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3808	Coro::async_pool {	4286	Coro::async_pool {
3809	$Coro::current->{desc} = "runtime saver";	4287	$Coro::current->{desc} = "runtime saver";
3810	write_runtime_sync	4288	write_runtime_sync
3811	or warn "ERROR: unable to write runtime file: $!";	4289	or error "ERROR: unable to write runtime file: $!";
3812	};	4290	};
3813	}	4291	}
3814		4292
3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3816	$sig->send;	4294	$sig->send;
3817	}	4295	}
3818	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3819	$sig->send;
3820	}
3821		4297
3822	$LOAD = ($NOW - $TICK_START) / $TICK;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3824		4300
3825	if (0) {	4301	if (0) {
3826	if ($NEXT_TICK) {	4302	if ($NEXT_TICK) {
3827	my $jitter = $TICK_START - $NEXT_TICK;	4303	my $jitter = $TICK_START - $NEXT_TICK;
3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3829	warn "jitter $JITTER\n";#d#	4305	debug "jitter $JITTER\n";#d#
3830	}	4306	}
3831	}	4307	}
3832	}	4308	}
3833		4309
3834	{	4310	{
3835	# configure BDB	4311	# configure BDB
		4312	info "initialising database";
3836		4313
3837	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3838	BDB::max_poll_reqs $TICK * 0.1;	4315	BDB::max_poll_reqs $TICK * 0.1;
3839	$AnyEvent::BDB::WATCHER->priority (1);	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3840		4317
3841	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3842	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3844	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4321	$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 { };	4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3870	};	4347	};
3871	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3872	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3873	};	4350	};
		4351
		4352	info "database initialised";
3874	}	4353	}
3875		4354
3876	{	4355	{
3877	# configure IO::AIO	4356	# configure IO::AIO
3878		4357
		4358	info "initialising aio";
3879	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3880	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3881	undef $AnyEvent::AIO::WATCHER;	4361	undef $AnyEvent::AIO::WATCHER;
		4362	info "aio initialised";
3882	}	4363	}
3883		4364
3884	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3885		4367
3886	sub _log_backtrace {	4368	sub _log_backtrace {
3887	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3888		4370
3889	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3890		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3891	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3892	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3893	++$_log_backtrace;	4379	++$_log_backtrace;
3894	my $perl_bt = Carp::longmess $msg;	4380	my $perl_bt = Carp::longmess $msg;
3895	async {	4381	async {
3896	$Coro::current->{desc} = "abt $msg";	4382	$Coro::current->{desc} = "abt $msg";
3897		4383
…		…
3917	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3918	--$_log_backtrace;	4404	--$_log_backtrace;
3919	};	4405	};
3920	} else {	4406	} else {
3921	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3922	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3923	}	4409	}
3924	}	4410	}
3925		4411
3926	# load additional modules	4412	# load additional modules
3927	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3928		4415
3929	END { cf::emergency_save }	4416	END { cf::emergency_save }
3930		4417
3931	1	4418	1
3932		4419

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