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Revision 1.466 by root, Thu Jan 8 03:03:24 2009 UTC vs.
Revision 1.586 by root, Wed Oct 31 15:02:02 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 qw(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		36
37	use Guard ();	37	use Guard ();
38	use Coro ();	38	use Coro ();
39	use Coro::State;	39	use Coro::State;
40	use Coro::Handle;	40	use Coro::Handle;
…		…
51	use Coro::Util ();	51	use Coro::Util ();
52		52
53	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
54	use BDB ();	54	use BDB ();
55	use Data::Dumper;	55	use Data::Dumper;
56	use Digest::MD5;
57	use Fcntl;	56	use Fcntl;
58	use YAML ();	57	use YAML::XS ();
59	use IO::AIO ();	58	use IO::AIO ();
60	use Time::HiRes;	59	use Time::HiRes;
61	use Compress::LZF;	60	use Compress::LZF;
62	use Digest::MD5 ();	61	use Digest::MD5 ();
63		62
…		…
72		71
73	# make sure c-lzf reinitialises itself	72	# make sure c-lzf reinitialises itself
74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";	73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
76		75
		76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
		78
77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
78		82
79	our %COMMAND = ();	83	our %COMMAND = ();
80	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
81		85
82	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
…		…
85	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
86	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
87		91
88	our $RELOAD; # number of reloads so far, non-zero while in reload	92	our $RELOAD; # number of reloads so far, non-zero while in reload
89	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
90		96
91	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
92	our $DATADIR = datadir;	99	our $DATADIR = datadir;
93	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
94	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
95	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
96	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
97	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
100	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
101	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
102	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
103	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
104		112
105	our %RESOURCE;	113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
106		120
107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
109	our $NEXT_TICK;	123	our $NEXT_TICK;
110	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
111		125
112	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
113	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
114	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
115	our $DB_ENV;	129	our $DB_ENV;
116		130
117	our @EXTRA_MODULES = qw(pod mapscript);	131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
118		132
119	our %CFG;	133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
120		135
121	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
122	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
123	our $NOW;	139	our $NOW;
124		140
125	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
126	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
127	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
…		…
134	our $JITTER; # average jitter	150	our $JITTER; # average jitter
135	our $TICK_START; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
136		152
137	our @POST_INIT;	153	our @POST_INIT;
138		154
139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)	155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
140		160
141	binmode STDOUT;	161	binmode STDOUT;
142	binmode STDERR;	162	binmode STDERR;
143		163
144	# read virtual server time, if available	164	# read virtual server time, if available
…		…
146	open my $fh, "<", $RUNTIMEFILE	166	open my $fh, "<", $RUNTIMEFILE
147	or die "unable to read $RUNTIMEFILE file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
148	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
149	}	169	}
150		170
		171	eval "sub TICK() { $TICK } 1" or die;
		172
151	mkdir $_	173	mkdir $_
152	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
153		175
154	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
155		177
156	sub cf::map::normalise;	178	sub cf::map::normalise;
157		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
158	#############################################################################	184	#############################################################################
159		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
160	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
161		198
162	=over 4	199	=over 4
163		200
164	=item $cf::UPTIME	201	=item $cf::UPTIME
165		202
166	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
167		219
168	=item $cf::RUNTIME	220	=item $cf::RUNTIME
169		221
170	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
171	every server tick.	223	every server tick.
…		…
177	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
178	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
179	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
180	database environment.	232	database environment.
181		233
182	=item $cf::NOW
183
184	The time of the last (current) server tick.
185
186	=item $cf::TICK
187
188	The interval between server ticks, in seconds.
189
190	=item $cf::LOADAVG	234	=item $cf::LOADAVG
191		235
192	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
193	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
194	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
203	from wherever your confdir points to.	247	from wherever your confdir points to.
204		248
205	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
206		250
207	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
208	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
209	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
210		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
211	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
212		273
213	This array contains the results of the last C<invoke ()> call. When	274	This array contains the results of the last C<invoke ()> call. When
214	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
215	that call.	276	that call.
216		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
217	=back	284	=back
218		285
219	=cut	286	=cut
220		287
221	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
222	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
223	my $msg = join "", @_;	295	my $msg = join "", @_;
224		296
225	$msg .= "\n"	297	$msg .= "\n"
226	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
227		299
228	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
229		301
230	LOG llevError, $msg;	302	LOG llevWarn, $msg;
231	};	303	};
232	}
233		304
234	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
235	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
236		307
237	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
238	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
239	return;#d#	312	return;#d#
240	}#d#	313	}#d#
241		314
242	# kill coroutine otherwise	315	# kill coroutine otherwise
243	warn Carp::longmess $_[0];
244	Coro::terminate	316	Coro::terminate
245	};	317	};
246
247	$SIG{__DIE__} = sub { }; #d#?
248		318
249	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
250	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
251	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
252	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
266	)) {	336	)) {
267	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
268	}	338	}
269		339
270	$EV::DIED = sub {	340	$EV::DIED = sub {
271	warn "error in event callback: @_";	341	warn "error in event callback: $@";
272	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
273		348
274	#############################################################################	349	#############################################################################
275		350
276	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
277		352
…		…
298	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
299	$d	374	$d
300	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
301	}	376	}
302		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
303	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
304		431
305	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
306		433
307	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
313	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
314		441
315	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
316	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
317		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
318	=item cf::post_init { BLOCK }	476	=item cf::post_init { BLOCK }
319		477
320	Execute the given codeblock, I<after> all extensions have been (re-)loaded,	478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
321	but I<before> the server starts ticking again.	479	but I<before> the server starts ticking again.
322		480
323	The cdoeblock will have a single boolean argument to indicate whether this	481	The codeblock will have a single boolean argument to indicate whether this
324	is a reload or not.	482	is a reload or not.
325		483
326	=cut	484	=cut
327		485
328	sub post_init(&) {	486	sub post_init(&) {
329	push @POST_INIT, shift;	487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
330	}	505	}
331		506
332	=item cf::lock_wait $string	507	=item cf::lock_wait $string
333		508
334	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
…		…
373	}	548	}
374		549
375	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
376		551
377	Like EV::periodic, but randomly selects a starting point so that the actions	552	Like EV::periodic, but randomly selects a starting point so that the actions
378	get spread over timer.	553	get spread over time.
379		554
380	=cut	555	=cut
381		556
382	sub periodic($$) {	557	sub periodic($$) {
383	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
387	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
388	}	563	}
389		564
390	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
391		566
392	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
393	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
394	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
395		574
396	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$name> can be used to identify the job to run. It might be
397	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
398		577
399	Useful for short background jobs.	578	Useful for short background jobs.
400		579
401	=cut	580	=cut
402		581
403	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
404	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
405		585
406	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
407	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
408	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
409		589
410	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
411		592
412	while () {	593	while () {
413	next_job:	594	next_job:
		595
414	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
415	if ($avail > 0.01) {	597
416	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
417	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
418	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
419	$job->[2]->send;	602	$job->[2]->send;
420	Coro::cede;	603	Coro::cede;
421	goto next_job;	604	goto next_job;
422	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
423	}	607	}
424	}	608	}
425		609
426	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
427	# we do not use wait_for_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
428	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
429	$signal->wait;
430	} else {	613	} else {
		614	$busy = 0;
431	Coro::schedule;	615	Coro::schedule;
432	}	616	}
433	}	617	}
434	};	618	};
435		619
436	sub get_slot($;$$) {	620	sub get_slot($;$$) {
437	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
438		622
439	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
440		624
441	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
442	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
443		628
444	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
445	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
446	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
472	=cut	657	=cut
473		658
474	sub sync_job(&) {	659	sub sync_job(&) {
475	my ($job) = @_;	660	my ($job) = @_;
476		661
477	if ($Coro::current == $Coro::main) {	662	if (in_main) {
478	my $time = EV::time;	663	my $time = AE::time;
479		664
480	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
481	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
482		667
483	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
484		669
485	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
486		671
487	my $busy = 1;	672	my $busy = 1;
488	my @res;	673	my @res;
489		674
490	(async {	675	(async {
491	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
492	@res = eval { $job->() };	677	@res = eval { $job->() };
493	warn $@ if $@;	678	error $@ if $@;
494	undef $busy;	679	undef $busy;
495	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
496		681
497	while ($busy) {	682	while ($busy) {
498	if (Coro::nready) {	683	if (Coro::nready) {
…		…
500	} else {	685	} else {
501	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
502	}	687	}
503	}	688	}
504		689
505	my $time = EV::time - $time;	690	my $time = AE::time - $time;
506		691
507	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
508		693
509	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
510	} else {	695	} else {
…		…
532	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
533		718
534	$coro	719	$coro
535	}	720	}
536		721
537	=item fork_call { }, $args	722	=item fork_call { }, @args
538		723
539	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
540	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
541	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
542	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
543		728
544	=cut	729	=cut
545		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
546	sub fork_call(&@) {	735	sub fork_call(&@) {
547	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
548		737
549	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
550	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
551	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
552		741
553	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
554	reset_signals;	743	cf::post_fork;
555	&$cb	744	&$cb
556	}, @args;	745	} @args;
557		746
558	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
559	}	759	}
560		760
561	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
562		762
563	=cut	763	=cut
…		…
600	within each server.	800	within each server.
601		801
602	=cut	802	=cut
603		803
604	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
605	my ($name) = @_;	808	my ($name) = @_;
606	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
607		810
608	eval {	811	eval {
609	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
619	}	822	}
620		823
621	our $DB;	824	our $DB;
622		825
623	sub db_init {	826	sub db_init {
624	cf::sync_job {
625	$DB ||= db_table "db";	827	$DB ||= db_table "db";
626	};
627	}	828	}
628		829
629	sub db_get($$) {	830	sub db_get($$) {
630	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
631		832
632	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
633	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
634		837
635	$! ? ()	838	$! ? ()
636	: $data	839	: $data
637	}
638	}	840	}
639		841
640	sub db_put($$$) {	842	sub db_put($$$) {
641	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
642	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
670		872
671	my @data;	873	my @data;
672	my $md5;	874	my $md5;
673		875
674	for (0 .. $#$src) {	876	for (0 .. $#$src) {
675	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
676	or Carp::croak "$src->[$_]: $!";
677	}	878	}
678		879
679	# if processing is expensive, check	880	# if processing is expensive, check
680	# checksum first	881	# checksum first
681	if (1) {	882	if (1) {
…		…
698		899
699	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
700	my $data = $process->(\@data);	901	my $data = $process->(\@data);
701	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
702		903
703	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
704		905
705	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
706	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
707	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
708		909
…		…
718		919
719	=cut	920	=cut
720		921
721	sub datalog($@) {	922	sub datalog($@) {
722	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
723	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
724	}	925	}
725		926
726	=back	927	=back
727		928
728	=cut	929	=cut
…		…
923		1124
924	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
925	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
926		1127
927	} elsif (ref $type) {	1128	} elsif (ref $type) {
928	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
929		1130
930	} else {	1131	} else {
931	shift @arg;	1132	shift @arg;
932	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
933	}	1134	}
934	}	1135	}
935	}	1136	}
936		1137
937	sub _object_attach {	1138	sub _object_attach {
…		…
947	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
948	}	1149	}
949		1150
950	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
951	} else {	1152	} else {
952	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
953	}	1154	}
954		1155
955	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
956	}	1157	}
957		1158
…		…
1016		1217
1017	for (@$callbacks) {	1218	for (@$callbacks) {
1018	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1019		1220
1020	if ($@) {	1221	if ($@) {
1021	warn "$@";
1022	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1023	override;	1223	override;
1024	}	1224	}
1025		1225
1026	return 1 if $override;	1226	return 1 if $override;
1027	}	1227	}
…		…
1106	for (@$attach) {	1306	for (@$attach) {
1107	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1108	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1109	}	1309	}
1110	} else {	1310	} else {
1111	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1112	}	1312	}
1113	}	1313	}
1114	}	1314	}
1115		1315
1116	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1143	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1144		1344
1145	sync_job {	1345	sync_job {
1146	if (length $$rdata) {	1346	if (length $$rdata) {
1147	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1148	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1149	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1150		1351
1151	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1152	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1153	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1154	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	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;
		1357	aio_fsync $fh;
		1358	}
1155	aio_close $fh;	1359	aio_close $fh;
1156		1360
1157	if (@$objs) {	1361	if (@$objs) {
1158	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1159	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1160	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1161	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1162	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	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;
		1368	aio_fsync $fh;
		1369	}
1163	aio_close $fh;	1370	aio_close $fh;
1164	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1165	}	1372	}
1166	} else {	1373	} else {
1167	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
…		…
1170	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
1171		1378
1172	$filename =~ s%/[^/]+$%%;	1379	$filename =~ s%/[^/]+$%%;
1173	aio_pathsync $filename if $cf::USE_FSYNC;	1380	aio_pathsync $filename if $cf::USE_FSYNC;
1174	} else {	1381	} else {
1175	warn "unable to save objects: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1176	}	1383	}
1177	} else {	1384	} else {
1178	aio_unlink $filename;	1385	aio_unlink $filename;
1179	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1180	}	1387	}
…		…
1204	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1205	$av = $st->{objs};	1412	$av = $st->{objs};
1206	}	1413	}
1207		1414
1208	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1209	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1210	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1211		1419
1212	($data, $av)	1420	($data, $av)
1213	}	1421	}
1214		1422
1215	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1274	}	1482	}
1275		1483
1276	use File::Glob ();	1484	use File::Glob ();
1277		1485
1278	cf::player->attach (	1486	cf::player->attach (
1279	on_command => sub {	1487	on_unknown_command => sub {
1280	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1281		1489
1282	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1283	or return;	1491	or return;
1284		1492
…		…
1292	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1293		1501
1294	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1295		1503
1296	if (ref $msg) {	1504	if (ref $msg) {
1297	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1298	"ARRAY" eq ref $msg
1299	? @$msg
1300	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1301		1506
1302	my @reply;	1507	my @reply;
1303		1508
1304	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1305	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1307		1512
1308	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1309	if $reply;	1514	if $reply;
1310		1515
1311	} else {	1516	} else {
1312	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1313	}	1518	}
1314		1519
1315	cf::override;	1520	cf::override;
1316	},	1521	},
1317	);	1522	);
1318		1523
1319	# "readahead" all extensions	1524	# "readahead" all extensions
1320	sub cache_extensions {	1525	sub cache_extensions {
1321	my $grp = IO::AIO::aio_group;	1526	my $grp = IO::AIO::aio_group;
1322		1527
1323	add $grp IO::AIO::aio_readdir $LIBDIR, sub {	1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1324	for (grep /\.ext$/, @{$_[0]}) {	1529	for (grep /\.ext$/, @{$_[0]}) {
1325	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;	1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1326	}	1531	}
1327	};	1532	};
1328		1533
1329	$grp	1534	$grp
1330	}	1535	}
1331		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1332	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1333	cf::sync_job {	1553	cf::sync_job {
1334	my %todo;	1554	my %todo;
1335		1555
1336	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1337	next unless -r $path;	1557	next unless -r $path;
…		…
1355		1575
1356	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1357	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1358		1578
1359	$ext{source} =	1579	$ext{source} =
1360	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1361	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1362	. $source	1582	. $source
1363	. "\n};\n1";	1583	. "\n};\n1";
1364		1584
1365	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1366	}	1586	}
1367		1587
		1588	my $pass = 0;
1368	my %done;	1589	my %done;
1369	while (%todo) {	1590	while (%todo) {
1370	my $progress;	1591	my $progress;
1371		1592
		1593	++$pass;
		1594
		1595	ext:
1372	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1373	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1374	goto skip	1598	next ext
1375	unless exists $done{$_};	1599	unless exists $done{$_};
1376	}	1600	}
1377		1601
1378	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1379		1603
1380	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1381	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1382	: "$v->{base}: extension inactive.\n";
1383		1617
1384	if (exists $v->{meta}{mandatory}) {
1385	warn $msg;
1386	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1387	}	1619	if exists $v->{meta}{mandatory};
1388		1620
1389	warn $msg;	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1622	delete $todo{$k};
		1623	} else {
		1624	$done{$k} = delete $todo{$k};
		1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1390	}	1630	}
1391
1392	$done{$k} = delete $todo{$k};
1393	push @EXTS, $v->{pkg};
1394	$progress = 1;
1395	}	1631	}
1396		1632
1397	skip:	1633	unless ($progress) {
1398	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1399	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1400	}	1643	}
1401	};	1644	};
1402	}	1645	}
1403		1646
1404	#############################################################################	1647	#############################################################################
…		…
1488	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1489	}	1732	}
1490	}	1733	}
1491	}	1734	}
1492		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1493	sub save($) {	1749	sub save($) {
1494	my ($pl) = @_;	1750	my ($pl) = @_;
1495		1751
1496	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1497		1753
…		…
1502		1758
1503	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1504	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1505		1761
1506	cf::get_slot 0.01;	1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1507		1766
1508	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1509	cf::cede_to_tick;	1768	cf::cede_to_tick;
1510	}	1769	}
1511		1770
…		…
1545	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1546		1805
1547	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1548	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1549		1808
1550	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1551	$pl->deactivate;	1810	$pl->deactivate;
		1811
1552	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1553	$pl->ob->check_score;
1554	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1555	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1556		1817
1557	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1558	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1559	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1613	\@logins	1874	\@logins
1614	}	1875	}
1615		1876
1616	=item $player->maps	1877	=item $player->maps
1617		1878
		1879	=item cf::player::maps $login
		1880
1618	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1619	player. May block.	1882	player. May block.
1620		1883
1621	=cut	1884	=cut
1622		1885
…		…
1684	=cut	1947	=cut
1685		1948
1686	sub find_by_path($) {	1949	sub find_by_path($) {
1687	my ($path) = @_;	1950	my ($path) = @_;
1688		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
		1953
1689	my ($match, $specificity);	1954	my ($match, $specificity);
1690		1955
1691	for my $region (list) {	1956	for my $region (list) {
1692	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
1693	($match, $specificity) = ($region, $region->specificity)	1958	($match, $specificity) = ($region, $region->specificity)
…		…
1721	sub generate_random_map {	1986	sub generate_random_map {
1722	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1723		1988
1724	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1725		1990
1726	# mit "rum" bekleckern, nicht
1727	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1728	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1729	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1730	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1731	$rmp->{exit_on_final_map},
1732	$rmp->{xsize}, $rmp->{ysize},
1733	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1734	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1735	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1736	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1737	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1738	(cf::region::find $rmp->{region}), $rmp->{custom}
1739	)
1740	}	1992	}
1741		1993
1742	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1743		1995
1744	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1749		2001
1750	sub register {	2002	sub register {
1751	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1752	my $pkg = caller;	2004	my $pkg = caller;
1753		2005
1754	no strict;
1755	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1756		2007
1757	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1758	}	2009	}
1759		2010
1760	# also paths starting with '/'	2011	# also paths starting with '/'
1761	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1762		2013
1763	sub thawer_merge {	2014	sub thawer_merge {
1764	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1765		2016
1766	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1771	}	2022	}
1772		2023
1773	sub normalise {	2024	sub normalise {
1774	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1775		2026
1776	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1777		2028
1778	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1779		2030
1780	# map plan:	2031	# map plan:
1781	#	2032	#
…		…
1796	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1797	$path = "$base/$path";	2048	$path = "$base/$path";
1798	}	2049	}
1799		2050
1800	for ($path) {	2051	for ($path) {
1801	redo if s{//}{/};
1802	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1803	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1804	}	2054	}
1805		2055
1806	$path	2056	$path
…		…
1820	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1821	return $self;	2071	return $self;
1822	}	2072	}
1823	}	2073	}
1824		2074
1825	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1826	()	2076	()
1827	}	2077	}
1828		2078
		2079	# may re-bless or do other evil things
1829	sub init {	2080	sub init {
1830	my ($self) = @_;	2081	my ($self) = @_;
1831		2082
1832	$self	2083	$self
1833	}	2084	}
…		…
1898	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1899		2150
1900	1	2151	1
1901	}	2152	}
1902		2153
		2154	# used to laod the header of an original map
1903	sub load_header_orig {	2155	sub load_header_orig {
1904	my ($self) = @_;	2156	my ($self) = @_;
1905		2157
1906	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1907	}	2159	}
1908		2160
		2161	# used to laod the header of an instantiated map
1909	sub load_header_temp {	2162	sub load_header_temp {
1910	my ($self) = @_;	2163	my ($self) = @_;
1911		2164
1912	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1913	}	2166	}
1914		2167
		2168	# called after loading the header from an instantiated map
1915	sub prepare_temp {	2169	sub prepare_temp {
1916	my ($self) = @_;	2170	my ($self) = @_;
1917		2171
1918	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1919	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1920	# safety	2174	# safety
1921	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1922	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1923	}	2177	}
1924		2178
		2179	# called after loading the header from an original map
1925	sub prepare_orig {	2180	sub prepare_orig {
1926	my ($self) = @_;	2181	my ($self) = @_;
1927		2182
1928	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
1929	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1953		2208
1954	sub find;	2209	sub find;
1955	sub find {	2210	sub find {
1956	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
1957		2212
		2213	cf::cede_to_tick;
		2214
1958	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
1959		2216
1960	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1961	my $guard2 = cf::lock_acquire "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
1962		2219
1963	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
…		…
1980		2237
1981	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
1982	}	2239	}
1983	}	2240	}
1984		2241
1985	sub pre_load { }	2242	sub pre_load { }
1986	sub post_load { }	2243	#sub post_load { } # XS
1987		2244
1988	sub load {	2245	sub load {
1989	my ($self) = @_;	2246	my ($self) = @_;
1990		2247
1991	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1994		2251
1995	{	2252	{
1996	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
1997		2254
1998	return unless $self->valid;	2255	return unless $self->valid;
1999	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2000
2001	$self->in_memory (cf::MAP_LOADING);
2002		2257
2003	$self->alloc;	2258	$self->alloc;
2004		2259
2005	$self->pre_load;	2260	$self->pre_load;
2006	cf::cede_to_tick;	2261	cf::cede_to_tick;
2007		2262
		2263	if (exists $self->{load_path}) {
2008	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2009	$f->skip_block;	2265	$f->skip_block;
2010	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2011	or return;	2267	or return;
2012		2268
2013	$self->post_load_original	2269	$self->post_load_original
2014	if delete $self->{load_original};	2270	if delete $self->{load_original};
2015		2271
2016	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2017	utf8::encode $uniq;	2273	utf8::encode $uniq;
2018	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2019	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2020	$self->clear_unique_items;	2276	$self->clear_unique_items;
2021	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2022	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2023	}	2280	}
2024	}	2281	}
2025	}
2026		2282
2027	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
2028		2290
2029	cf::cede_to_tick;	2291	cf::cede_to_tick;
2030	# now do the right thing for maps	2292	# now do the right thing for maps
2031	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2032	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2036	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2037	$self->decay_objects;	2299	$self->decay_objects;
2038	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2039	$self->update_buttons;	2301	$self->update_buttons;
2040	cf::cede_to_tick;	2302	cf::cede_to_tick;
2041	$self->activate;	2303	#$self->activate; # no longer activate maps automatically
2042	}	2304	}
2043		2305
2044	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2046
2047	$self->in_memory (cf::MAP_ACTIVE);
2048	}	2308	}
2049		2309
2050	$self->post_load;	2310	$self->post_load;
2051	}
2052		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2318	sub customise_for {
2054	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2055		2320
2056	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2322	if $self->per_player;
…		…
2060	# if $self->per_party;	2325	# if $self->per_party;
2061		2326
2062	$self	2327	$self
2063	}	2328	}
2064		2329
2065	# find and load all maps in the 3x3 area around a map
2066	sub load_neighbours {
2067	my ($map) = @_;
2068
2069	my @neigh; # diagonal neighbours
2070
2071	for (0 .. 3) {
2072	my $neigh = $map->tile_path ($_)
2073	or next;
2074	$neigh = find $neigh, $map
2075	or next;
2076	$neigh->load;
2077
2078	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}
2082
2083	for (grep defined $_->[0], @neigh) {
2084	my ($path, $origin) = @$_;
2085	my $neigh = find $path, $origin
2086	or next;
2087	$neigh->load;
2088	}
2089	}
2090
2091	sub find_sync {	2330	sub find_sync {
2092	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2093		2332
2094	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
2095	}	2338	}
2096		2339
2097	sub do_load_sync {	2340	sub do_load_sync {
2098	my ($map) = @_;	2341	my ($map) = @_;
2099		2342
		2343	# it's a bug to call this from the main context
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2102		2346
2103	cf::sync_job { $map->load };	2347	$map->load;
2104	}	2348	}
2105		2349
2106	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2108		2352
2109	sub find_async {	2353	sub find_async {
2110	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2111		2355
2112	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2113		2357
2114	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2116	}	2360	}
2117		2361
2118	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2119		2363
2120	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2135		2379
2136	()	2380	()
2137	}	2381	}
2138		2382
		2383	# common code, used by both ->save and ->swapout
2139	sub save {	2384	sub _save {
2140	my ($self) = @_;	2385	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2386
2144	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2145		2388
2146	return unless $self->dirty;	2389	return unless $self->dirty;
2147		2390
…		…
2167	} else {	2410	} else {
2168	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2169	}	2412	}
2170	}	2413	}
2171		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2172	sub swap_out {	2423	sub swap_out {
2173	my ($self) = @_;	2424	my ($self) = @_;
2174		2425
2175	# save first because save cedes
2176	$self->save;
2177
2178	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2179		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2180	return if $self->players;	2430	return if $self->players;
2181	return if $self->in_memory != cf::MAP_ACTIVE;	2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2182	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2183		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2184	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2185		2482
2186	$self->deactivate;	2483	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;	2485	$self->clear;
2189	}
2190
2191	sub reset_at {
2192	my ($self) = @_;
2193
2194	# TODO: safety, remove and allow resettable per-player maps
2195	return 1e99 if $self->{deny_reset};
2196
2197	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2198	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2199
2200	$time + $to
2201	}
2202
2203	sub should_reset {
2204	my ($self) = @_;
2205
2206	$self->reset_at <= $cf::RUNTIME
2207	}
2208
2209	sub reset {
2210	my ($self) = @_;
2211
2212	my $lock = cf::lock_acquire "map_data:$self->{path}";
2213
2214	return if $self->players;
2215
2216	warn "resetting map ", $self->path;
2217
2218	$self->in_memory (cf::MAP_SWAPPED);
2219
2220	# need to save uniques path
2221	unless ($self->{deny_save}) {
2222	my $uniq = $self->uniq_path; utf8::encode $uniq;
2223
2224	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2225	if $uniq;
2226	}
2227
2228	delete $cf::MAP{$self->path};
2229
2230	$self->deactivate;
2231	$_->clear_links_to ($self) for values %cf::MAP;
2232	$self->clear;
2233		2486
2234	$self->unlink_save;	2487	$self->unlink_save;
2235	$self->destroy;	2488	$self->destroy;
2236	}	2489	}
2237		2490
…		…
2245		2498
2246	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2247		2500
2248	$self->unlink_save;	2501	$self->unlink_save;
2249		2502
2250	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2251	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2252	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2253	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2255		2508
…		…
2312	: normalise $_	2565	: normalise $_
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2567	]
2315	}	2568	}
2316		2569
		2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
		2601
2317	=back	2602	=back
2318		2603
2319	=head3 cf::object	2604	=head3 cf::object
2320		2605
2321	=cut	2606	=cut
…		…
2386		2671
2387	our $SAY_CHANNEL = {	2672	our $SAY_CHANNEL = {
2388	id => "say",	2673	id => "say",
2389	title => "Map",	2674	title => "Map",
2390	reply => "say ",	2675	reply => "say ",
2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2392	};	2677	};
2393		2678
2394	our $CHAT_CHANNEL = {	2679	our $CHAT_CHANNEL = {
2395	id => "chat",	2680	id => "chat",
2396	title => "Chat",	2681	title => "Chat",
…		…
2453		2738
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2740
2456	The player should be reasonably safe there for short amounts of time (e.g.	2741	The player should be reasonably safe there for short amounts of time (e.g.
2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2458	though, as the palyer cannot control the character while it is on the link	2743	though, as the player cannot control the character while it is on the link
2459	map.	2744	map.
2460		2745
2461	Will never block.	2746	Will never block.
2462		2747
2463	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
…		…
2484	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2485	my ($self) = @_;	2770	my ($self) = @_;
2486		2771
2487	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2488		2773
		2774	++$self->{_link_recursion};
		2775
2489	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2490		2777
2491	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2492	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2493		2780
2494	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2495	}	2782	}
2496		2783
2497	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2498	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2499		2786
…		…
2516	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2517	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2518		2805
2519	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2520	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2521	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2522		2809
2523	$map->load;	2810	$map->load;
2524	$map->load_neighbours;
2525		2811
2526	return unless $self->contr->active;	2812	return unless $self->contr->active;
2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2528	$self->activate_recursive;
2529		2813
2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2531	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2532	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2533		2821
		2822	}
		2823
2534	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2535		2825
2536	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2537	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2538	that has to return the map if sucecssful, and then unfreezes the player on	2828	that has to return the map if sucecssful, and then unfreezes the player on
2539	the new (success) or old (failed) map position. In either case, $done will	2829	the new (success) or old (failed) map position. In either case, $done will
…		…
2546		2836
2547	our $GOTOGEN;	2837	our $GOTOGEN;
2548		2838
2549	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2550	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
2551		2847
2552	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2554		2850
2555	$self->enter_link;	2851	$self->enter_link;
…		…
2575	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2576	}	2872	}
2577	}	2873	}
2578		2874
2579	my $map = eval {	2875	my $map = eval {
2580	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2581		2877
2582	if ($map) {	2878	if ($map) {
2583	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2584	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2585	} else {	2881	} else {
2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2587	}	2883	}
2588		2884
2589	$map	2885	$map
…		…
2597	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2598	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2599	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2600	}	2896	}
2601		2897
2602	$done->() if $done;	2898	$done->($self) if $done;
2603	})->prio (1);	2899	})->prio (1);
2604	}	2900	}
2605		2901
2606	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2607		2903
…		…
2675	$Coro::current->{desc} = "enter_exit";	2971	$Coro::current->{desc} = "enter_exit";
2676		2972
2677	unless (eval {	2973	unless (eval {
2678	$self->deactivate_recursive; # just to be sure	2974	$self->deactivate_recursive; # just to be sure
2679		2975
2680	# random map handling
2681	{
2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
2683
2684	prepare_random_map $exit
2685	if $exit->slaying eq "/!";
2686	}
2687
2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
2689	my $x = $exit->stats->hp;	2977	my $x = $exit->stats->hp;
2690	my $y = $exit->stats->sp;	2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
2691		3002
2692	$self->goto ($map, $x, $y);	3003	$self->goto ($map, $x, $y);
2693		3004
2694	# if exit is damned, update players death & WoR home-position	3005	# if exit is damned, update players death & WoR home-position
2695	$self->contr->savebed ($map, $x, $y)	3006	$self->contr->savebed ($map, $x, $y)
…		…
2700	$self->message ("Something went wrong deep within the deliantra server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2701	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2702	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2703	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2704		3015
2705	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2706	$self->leave_link;	3017	$self->leave_link;
2707	}	3018	}
2708	})->prio (1);	3019	})->prio (1);
2709	}	3020	}
2710		3021
…		…
2722	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2723	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2724		3035
2725	utf8::encode $text;	3036	utf8::encode $text;
2726	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2727	}	3063	}
2728		3064
2729	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2730		3066
2731	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2735		3071
2736	=cut	3072	=cut
2737		3073
2738	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2739	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2740	"c/identify" => {	3082	"c/identify" => {
2741	id => "infobox",	3083	id => "infobox",
2742	title => "Identify",	3084	title => "Identify",
2743	reply => undef,	3085	reply => undef,
2744	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2746	"c/examine" => {	3088	"c/examine" => {
2747	id => "infobox",	3089	id => "infobox",
2748	title => "Examine",	3090	title => "Examine",
2749	reply => undef,	3091	reply => undef,
2750	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
2751	},	3099	},
2752	"c/book" => {	3100	"c/book" => {
2753	id => "infobox",	3101	id => "infobox",
2754	title => "Book",	3102	title => "Book",
2755	reply => undef,	3103	reply => undef,
…		…
2783	id => "infobox",	3131	id => "infobox",
2784	title => "Skills",	3132	title => "Skills",
2785	reply => undef,	3133	reply => undef,
2786	tooltip => "Shows your experience per skill and item power",	3134	tooltip => "Shows your experience per skill and item power",
2787	},	3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
2788	"c/resistances" => {	3142	"c/resistances" => {
2789	id => "infobox",	3143	id => "infobox",
2790	title => "Resistances",	3144	title => "Resistances",
2791	reply => undef,	3145	reply => undef,
2792	tooltip => "Shows your resistances",	3146	tooltip => "Shows your resistances",
…		…
2794	"c/pets" => {	3148	"c/pets" => {
2795	id => "infobox",	3149	id => "infobox",
2796	title => "Pets",	3150	title => "Pets",
2797	reply => undef,	3151	reply => undef,
2798	tooltip => "Shows information abotu your pets/a specific pet",	3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
2799	},	3159	},
2800	"c/uptime" => {	3160	"c/uptime" => {
2801	id => "infobox",	3161	id => "infobox",
2802	title => "Uptime",	3162	title => "Uptime",
2803	reply => undef,	3163	reply => undef,
…		…
2859	my $pkt = "msg "	3219	my $pkt = "msg "
2860	. $self->{json_coder}->encode (	3220	. $self->{json_coder}->encode (
2861	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2862	);	3222	);
2863		3223
2864	# try lzf for large packets
2865	$pkt = "lzf " . Compress::LZF::compress $pkt
2866	if 1024 <= length $pkt and $self->{can_lzf};
2867
2868	# split very large packets
2869	if (8192 < length $pkt and $self->{can_lzf}) {
2870	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2871	$pkt = "frag";
2872	}
2873
2874	$self->send_packet ($pkt);	3224	$self->send_big_packet ($pkt);
2875	}	3225	}
2876		3226
2877	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2878		3228
2879	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2882		3232
2883	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2884	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2885		3235
2886	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2887	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2888	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2889	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2890	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2891	}	3241	}
2892	}	3242	}
2893		3243
2894	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2895		3245
…		…
2898	=cut	3248	=cut
2899		3249
2900	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2901	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2902		3252
2903	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2904	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2905	} elsif ($self->extcmd == 1) {
2906	#TODO: version 1, remove
2907	unshift @msg, msgtype => "reply", msgid => $id;
2908	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2909	}
2910	}	3256	}
2911		3257
2912	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2913		3259
2914	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
2969	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
2970		3316
2971	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2972		3318
2973	if (ref $msg) {	3319	if (ref $msg) {
2974	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2975	"ARRAY" eq ref $msg
2976	? @$msg
2977	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2978		3321
2979	my @reply;	3322	my @reply;
2980		3323
2981	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
2982	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
2984		3327
2985	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
2986	if $reply;	3329	if $reply;
2987		3330
2988	} else {	3331	} else {
2989	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2990	}	3333	}
2991		3334
2992	cf::override;	3335	cf::override;
2993	},	3336	},
2994	);	3337	);
…		…
3014		3357
3015	$coro	3358	$coro
3016	}	3359	}
3017		3360
3018	cf::client->attach (	3361	cf::client->attach (
3019	on_destroy => sub {	3362	on_client_destroy => sub {
3020	my ($ns) = @_;	3363	my ($ns) = @_;
3021		3364
3022	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3023	},	3366	},
3024	);	3367	);
…		…
3040	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3041		3384
3042	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3043		3386
3044	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3045	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3046	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3047	sort time	3390	sort time
3048	));	3391	));
3049		3392
3050	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3075	decrease split destroy change_exp value msg lore send_msg)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3076	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3077	["cf::player" => qw(peaceful send_msg)],	3420	["cf::player" => qw(peaceful send_msg)],
3078	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3079	) {	3422	) {
3080	no strict 'refs';
3081	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3082	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3083	for @funs;	3425	for @funs;
3084	}	3426	}
3085		3427
…		…
3102	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3103	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3104		3446
3105	%vars = (_dummy => 0) unless %vars;	3447	%vars = (_dummy => 0) unless %vars;
3106		3448
		3449	my @res;
3107	local $_;	3450	local $_;
3108	local @safe::cf::_safe_eval_args = values %vars;
3109		3451
3110	my $eval =	3452	my $eval =
3111	"do {\n"	3453	"do {\n"
3112	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3113	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3114	. $code	3456	. $code
3115	. "\n}"	3457	. "\n}"
3116	;	3458	;
3117		3459
		3460	if ($CFG{safe_eval}) {
3118	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3119	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3120	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3121		3469
3122	if ($@) {	3470	if ($@) {
3123	warn "$@";	3471	warn "$@",
3124	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3125	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3126	}	3474	}
3127		3475
3128	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3129	}	3477	}
3130		3478
…		…
3144	=cut	3492	=cut
3145		3493
3146	sub register_script_function {	3494	sub register_script_function {
3147	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3148		3496
3149	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3150	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3151	}	3499	}
3152		3500
3153	=back	3501	=back
3154		3502
3155	=cut	3503	=cut
3156		3504
3157	#############################################################################	3505	#############################################################################
3158	# the server's init and main functions	3506	# the server's init and main functions
		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
3159		3509
3160	sub load_facedata($) {	3510	sub load_facedata($) {
3161	my ($path) = @_;	3511	my ($path) = @_;
3162		3512
3163	# HACK to clear player env face cache, we need some signal framework	3513	# HACK to clear player env face cache, we need some signal framework
3164	# for this (global event?)	3514	# for this (global event?)
3165	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3166		3516
3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3168		3518
3169	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3170		3520
3171	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3172	0 < aio_load $path, $facedata
3173	or die "$path: $!";
3174
3175	$facedata = Coro::Storable::thaw $facedata;
3176		3522
3177	$facedata->{version} == 2	3523	$facedata->{version} == 2
3178	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3179		3525
3180	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3181	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3182	type => FT_RSRC,	3529	type => FT_RSRC,
3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
3184	};	3532	};
3185	cf::cede_to_tick;	3533	cf::cede_to_tick;
3186		3534
3187	{	3535	{
3188	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
3189		3537
3190	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3192		3541
3193	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
3194	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3545	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3546	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3547	$FACEHASH{$info->{hash64}} = $idx;#d#
3197		3548
3198	cf::cede_to_tick;	3549	cf::cede_to_tick;
3199	}	3550	}
3200		3551
3201	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
…		…
3206		3557
3207	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
3208	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3210	} else {	3561	} else {
3211	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
3212	}	3563	}
3213		3564
3214	cf::cede_to_tick;	3565	cf::cede_to_tick;
3215	}	3566	}
3216	}	3567	}
…		…
3225		3576
3226	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
3227	}	3578	}
3228		3579
3229	{	3580	{
3230	# TODO: for gcfclient pleasure, we should give resources
3231	# that gcfclient doesn't grok a >10000 face index.
3232	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
3233		3582
3234	while (my ($name, $info) = each %$res) {	3583	while (my ($name, $info) = each %$res) {
3235	if (defined $info->{type}) {	3584	if (defined (my $type = $info->{type})) {
		3585	# TODO: different hash - must free and use new index, or cache ixface data queue
3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3237	my $data;
3238		3587
3239	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3240	# prepend meta info
3241
3242	my $meta = $enc->encode ({
3243	name => $name,
3244	%{ $info->{meta} || {} },
3245	});
3246
3247	$data = pack "(w/a*)*", $meta, $info->{data};
3248	} else {
3249	$data = $info->{data};
3250	}
3251
3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3253	cf::face::set_type $idx, $info->{type};	3589	cf::face::set_type $idx, $type;
		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3591	$FACEHASH{$info->{hash}} = $idx;#d#
3254	} else {	3592	} else {
3255	$RESOURCE{$name} = $info;	3593	# $RESOURCE{$name} = $info; # unused
3256	}	3594	}
3257		3595
3258	cf::cede_to_tick;	3596	cf::cede_to_tick;
3259	}	3597	}
3260	}	3598	}
3261		3599
3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3263		3601
3264	1	3602	1
3265	}	3603	}
3266
3267	cf::global->attach (on_resource_update => sub {
3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3270
3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3272	my $sound = $soundconf->{compat}[$_]
3273	or next;
3274
3275	my $face = cf::face::find "sound/$sound->[1]";
3276	cf::sound::set $sound->[0] => $face;
3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3278	}
3279
3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
3281	my $face = cf::face::find "sound/$v";
3282	cf::sound::set $k => $face;
3283	}
3284	}
3285	});
3286		3604
3287	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
3288	my ($ns, $want) = @_;	3606	my ($ns, $want) = @_;
3289		3607
3290	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
…		…
3329	sub reload_treasures {	3647	sub reload_treasures {
3330	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
3331	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
3332	}	3650	}
3333		3651
		3652	sub reload_sound {
		3653	trace "loading sound config from $DATADIR/sound\n";
		3654
		3655	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3656
		3657	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3658	my $sound = $soundconf->{compat}[$_]
		3659	or next;
		3660
		3661	my $face = cf::face::find "sound/$sound->[1]";
		3662	cf::sound::set $sound->[0] => $face;
		3663	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3664	}
		3665
		3666	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3667	my $face = cf::face::find "sound/$v";
		3668	cf::sound::set $k => $face;
		3669	}
		3670	}
		3671
3334	sub reload_resources {	3672	sub reload_resources {
3335	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
3336		3674
		3675	reload_exp_table;
		3676	reload_materials;
3337	reload_facedata;	3677	reload_facedata;
		3678	reload_sound;
3338	reload_archetypes;	3679	reload_archetypes;
3339	reload_regions;	3680	reload_regions;
3340	reload_treasures;	3681	reload_treasures;
3341		3682
3342	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
3343	}	3684	}
3344		3685
3345	sub reload_config {	3686	sub reload_config {
3346	open my $fh, "<:utf8", "$CONFDIR/config"	3687	trace "reloading config file...\n";
3347	or return;
3348		3688
3349	local $/;	3689	my $config = load_file "$CONFDIR/config";
3350	*CFG = YAML::Load <$fh>;	3690	utf8::decode $config;
		3691	*CFG = decode_yaml $config;
3351		3692
3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3353		3694
3354	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3695	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3355	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3696	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3356		3697
3357	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3380		3721
3381	seek $fh, 0, 0;	3722	seek $fh, 0, 0;
3382	print $fh $$;	3723	print $fh $$;
3383	}	3724	}
3384		3725
		3726	sub main_loop {
		3727	trace "EV::loop starting\n";
		3728	if (1) {
		3729	EV::loop;
		3730	}
		3731	trace "EV::loop returned\n";
		3732	goto &main_loop unless $REALLY_UNLOOP;
		3733	}
		3734
3385	sub main {	3735	sub main {
3386	cf::init_globals; # initialise logging	3736	cf::init_globals; # initialise logging
3387		3737
3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;	3738	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3389	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";	3739	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";	3740	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";	3741	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3392
3393	cf::init_experience;
3394	cf::init_anim;
3395	cf::init_attackmess;
3396	cf::init_dynamic;
3397		3742
3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3743	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3399		3744
3400	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3401	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
…		…
3407	};	3752	};
3408		3753
3409	evthread_start IO::AIO::poll_fileno;	3754	evthread_start IO::AIO::poll_fileno;
3410		3755
3411	cf::sync_job {	3756	cf::sync_job {
		3757	cf::incloader::init ();
		3758
		3759	cf::init_anim;
		3760	cf::init_attackmess;
		3761	cf::init_dynamic;
		3762
		3763	cf::load_settings;
		3764
3412	reload_resources;	3765	reload_resources;
3413	reload_config;	3766	reload_config;
3414	db_init;	3767	db_init;
3415		3768
3416	cf::load_settings;
3417	cf::load_materials;
3418	cf::init_uuid;	3769	cf::init_uuid;
3419	cf::init_signals;	3770	cf::init_signals;
3420	cf::init_commands;
3421	cf::init_skills;	3771	cf::init_skills;
3422		3772
3423	cf::init_beforeplay;	3773	cf::init_beforeplay;
3424		3774
3425	atomic;	3775	atomic;
…		…
3427	load_extensions;	3777	load_extensions;
3428		3778
3429	utime time, time, $RUNTIMEFILE;	3779	utime time, time, $RUNTIMEFILE;
3430		3780
3431	# no (long-running) fork's whatsoever before this point(!)	3781	# no (long-running) fork's whatsoever before this point(!)
		3782	use POSIX ();
3432	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3783	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3433		3784
3434	(pop @POST_INIT)->(0) while @POST_INIT;	3785	cf::_post_init 0;
3435	};	3786	};
3436		3787
3437	EV::loop;	3788	cf::object::thawer::errors_are_fatal 0;
		3789	info "parse errors in files are no longer fatal from this point on.\n";
		3790
		3791	AE::postpone {
		3792	undef &main; # free gobs of memory :)
		3793	};
		3794
		3795	goto &main_loop;
3438	}	3796	}
3439		3797
3440	#############################################################################	3798	#############################################################################
3441	# initialisation and cleanup	3799	# initialisation and cleanup
3442		3800
3443	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3444	BEGIN {	3802	BEGIN {
3445	our %SIGWATCHER = ();	3803	our %SIGWATCHER = ();
3446	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3448	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3449	};	3807	};
3450	}	3808	}
3451	}	3809	}
3452		3810
3453	sub write_runtime_sync {	3811	sub write_runtime_sync {
		3812	my $t0 = AE::time;
		3813
3454	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3455	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3456		3816
3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3458		3818
3459	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3460		3820
3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3462	or return;	3822	or return;
3463		3823
3464	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3465	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3466	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3479	or return;	3839	or return;
3480		3840
3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3482	and return;	3842	and return;
3483		3843
3484	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3485		3845
3486	1	3846	1
3487	}	3847	}
3488		3848
3489	our $uuid_lock;	3849	our $uuid_lock;
…		…
3501	or return;	3861	or return;
3502		3862
3503	my $value = uuid_seq uuid_cur;	3863	my $value = uuid_seq uuid_cur;
3504		3864
3505	unless ($value) {	3865	unless ($value) {
3506	warn "cowardly refusing to write zero uuid value!\n";	3866	info "cowardly refusing to write zero uuid value!\n";
3507	return;	3867	return;
3508	}	3868	}
3509		3869
3510	my $value = uuid_str $value + $uuid_skip;	3870	my $value = uuid_str $value + $uuid_skip;
3511	$uuid_skip = 0;	3871	$uuid_skip = 0;
…		…
3521	or return;	3881	or return;
3522		3882
3523	aio_rename "$uuid~", $uuid	3883	aio_rename "$uuid~", $uuid
3524	and return;	3884	and return;
3525		3885
3526	warn "uuid file written ($value).\n";	3886	trace "uuid file written ($value).\n";
3527		3887
3528	1	3888	1
3529		3889
3530	}	3890	}
3531		3891
…		…
3537	}	3897	}
3538		3898
3539	sub emergency_save() {	3899	sub emergency_save() {
3540	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3541		3901
3542	warn "emergency_perl_save: enter\n";	3902	info "emergency_perl_save: enter\n";
		3903
		3904	# this is a trade-off: we want to be very quick here, so
		3905	# save all maps without fsync, and later call a global sync
		3906	# (which in turn might be very very slow)
		3907	local $USE_FSYNC = 0;
3543		3908
3544	cf::sync_job {	3909	cf::sync_job {
3545	# this is a trade-off: we want to be very quick here, so	3910	cf::write_runtime_sync; # external watchdog should not bark
3546	# save all maps without fsync, and later call a global sync
3547	# (which in turn might be very very slow)
3548	local $USE_FSYNC = 0;
3549		3911
3550	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3551	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3552	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3553	warn "emergency_perl_save: begin player save\n";	3915	info "emergency_perl_save: begin player save\n";
3554	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3555	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3556	$pl->valid or next;	3918	$pl->valid or next;
3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3558	$pl->save;	3920	$pl->save;
3559	}	3921	}
3560	warn "emergency_perl_save: end player save\n";	3922	info "emergency_perl_save: end player save\n";
3561		3923
		3924	cf::write_runtime_sync; # external watchdog should not bark
		3925
3562	warn "emergency_perl_save: begin map save\n";	3926	info "emergency_perl_save: begin map save\n";
3563	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3564	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3565	$map->valid or next;	3929	$map->valid or next;
3566	$map->save;	3930	$map->save;
3567	}	3931	}
3568	warn "emergency_perl_save: end map save\n";	3932	info "emergency_perl_save: end map save\n";
3569		3933
		3934	cf::write_runtime_sync; # external watchdog should not bark
		3935
3570	warn "emergency_perl_save: begin database checkpoint\n";	3936	info "emergency_perl_save: begin database checkpoint\n";
3571	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3572	warn "emergency_perl_save: end database checkpoint\n";	3938	info "emergency_perl_save: end database checkpoint\n";
3573		3939
3574	warn "emergency_perl_save: begin write uuid\n";	3940	info "emergency_perl_save: begin write uuid\n";
3575	write_uuid_sync 1;	3941	write_uuid_sync 1;
3576	warn "emergency_perl_save: end write uuid\n";	3942	info "emergency_perl_save: end write uuid\n";
		3943
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
		3946	trace "emergency_perl_save: syncing database to disk";
		3947	BDB::db_env_txn_checkpoint $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3577	};	3962	};
3578		3963
3579	warn "emergency_perl_save: starting sync()\n";
3580	IO::AIO::aio_sync sub {
3581	warn "emergency_perl_save: finished sync()\n";
3582	};
3583
3584	warn "emergency_perl_save: leave\n";	3964	info "emergency_perl_save: leave\n";
3585	}	3965	}
3586		3966
3587	sub post_cleanup {	3967	sub post_cleanup {
3588	my ($make_core) = @_;	3968	my ($make_core) = @_;
3589		3969
		3970	IO::AIO::flush;
		3971
3590	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3591	if $make_core;	3973	if $make_core;
3592		3974
3593	my $fh = pidfile;	3975	my $fh = pidfile;
3594	unlink $PIDFILE if <$fh> == $$;	3976	unlink $PIDFILE if <$fh> == $$;
3595	}	3977	}
…		…
3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3997	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3616	for my $name (keys %$leaf_symtab) {	3998	for my $name (keys %$leaf_symtab) {
3617	_gv_clear *{"$pkg$name"};	3999	_gv_clear *{"$pkg$name"};
3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	4000	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3619	}	4001	}
3620	warn "cleared package $pkg\n";#d#
3621	}	4002	}
3622		4003
3623	sub do_reload_perl() {	4004	sub do_reload_perl() {
3624	# can/must only be called in main	4005	# can/must only be called in main
3625	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3626	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3627	return;	4008	return;
3628	}	4009	}
3629		4010
3630	return if $RELOAD++;	4011	return if $RELOAD++;
3631		4012
3632	my $t1 = EV::time;	4013	my $t1 = AE::time;
3633		4014
3634	while ($RELOAD) {	4015	while ($RELOAD) {
3635	warn "reloading...";	4016	cf::get_slot 0.1, -1, "reload_perl";
		4017	info "perl_reload: reloading...";
3636		4018
3637	warn "entering sync_job";	4019	trace "perl_reload: entering sync_job";
3638		4020
3639	cf::sync_job {	4021	cf::sync_job {
3640	cf::write_runtime_sync; # external watchdog should not bark
3641	cf::emergency_save;	4022	#cf::emergency_save;
3642	cf::write_runtime_sync; # external watchdog should not bark
3643		4023
3644	warn "syncing database to disk";
3645	BDB::db_env_txn_checkpoint $DB_ENV;
3646
3647	# if anything goes wrong in here, we should simply crash as we already saved
3648
3649	warn "flushing outstanding aio requests";
3650	while (IO::AIO::nreqs || BDB::nreqs) {
3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3652	}
3653
3654	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3655	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3656	%EXT_CORO = ();	4026	%EXT_CORO = ();
3657		4027
3658	warn "removing commands";	4028	trace "perl_reload: removing commands";
3659	%COMMAND = ();	4029	%COMMAND = ();
3660		4030
3661	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3662	%EXTCMD = ();	4032	%EXTCMD = ();
3663	%EXTICMD = ();	4033	%EXTICMD = ();
3664		4034
3665	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3666	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3667	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3668		4038
3669	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3670	eval {	4040	eval {
3671	$cb->($pkg);	4041	$cb->($pkg);
3672	1	4042	1
3673	} or warn "$pkg unloaded, but with errors: $@";	4043	} or error "$pkg unloaded, but with errors: $@";
3674	}	4044	}
3675		4045
3676	warn "... clearing $pkg";	4046	trace "... clearing $pkg";
3677	clear_package $pkg;	4047	clear_package $pkg;
3678	}	4048	}
3679		4049
3680	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3681	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3683		4053
3684	warn "... unloading $k";	4054	trace "... unloading $k";
3685	delete $INC{$k};	4055	delete $INC{$k};
3686		4056
3687	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3688	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3689		4059
…		…
3692	}	4062	}
3693		4063
3694	clear_package $k;	4064	clear_package $k;
3695	}	4065	}
3696		4066
3697	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3698	clear_package "safe::$_"	4068	clear_package "safe::$_"
3699	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4069	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3700		4070
3701	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3702	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3703	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3704		4074
3705	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3706	# and global variables created in xs	4076	# and global variables created in xs
3707	#clear_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3708		4078
3709	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3710		4080
3711	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3712	require cf;	4082	require cf;
3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3714		4084
3715	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3716	cf::reload_config;	4086	cf::reload_config;
3717		4087
3718	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3719	cf::load_extensions;	4089	cf::load_extensions;
3720		4090
3721	if ($REATTACH_ON_RELOAD) {	4091	if ($REATTACH_ON_RELOAD) {
3722	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3723	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3724	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3725	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3726	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3727	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
3728	}	4098	}
3729		4099
3730	warn "running post_init jobs";	4100	cf::_post_init 1;
3731	(pop @POST_INIT)->(1) while @POST_INIT;
3732		4101
3733	warn "leaving sync_job";	4102	trace "perl_reload: leaving sync_job";
3734		4103
3735	1	4104	1
3736	} or do {	4105	} or do {
3737	warn $@;	4106	error $@;
3738	cf::cleanup "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
3739	};	4108	};
3740		4109
3741	warn "reloaded";
3742	--$RELOAD;	4110	--$RELOAD;
3743	}	4111	}
3744		4112
3745	$t1 = EV::time - $t1;	4113	$t1 = AE::time - $t1;
3746	warn "reload completed in ${t1}s\n";	4114	info "perl_reload: completed in ${t1}s\n";
3747	};	4115	};
3748		4116
3749	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3750		4118
3751	sub reload_perl() {	4119	sub reload_perl() {
…		…
3753	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3754		4122
3755	$RELOAD_WATCHER ||= cf::async {	4123	$RELOAD_WATCHER ||= cf::async {
3756	Coro::AIO::aio_wait cache_extensions;	4124	Coro::AIO::aio_wait cache_extensions;
3757		4125
3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3759	do_reload_perl;	4127	do_reload_perl;
3760	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
3761	};	4129	};
3762	};	4130	};
3763	}	4131	}
…		…
3772	reload_perl;	4140	reload_perl;
3773	};	4141	};
3774	}	4142	}
3775	};	4143	};
3776		4144
3777	unshift @INC, $LIBDIR;	4145	#############################################################################
3778		4146
3779	my $bug_warning = 0;	4147	my $bug_warning = 0;
3780		4148
3781	our @WAIT_FOR_TICK;
3782	our @WAIT_FOR_TICK_BEGIN;
3783
3784	sub wait_for_tick {	4149	sub wait_for_tick() {
3785	return if tick_inhibit || $Coro::current == $Coro::main;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3786		4151
3787	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3788	push @WAIT_FOR_TICK, $signal;
3789	$signal->wait;
3790	}	4153	}
3791		4154
3792	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3793	return if tick_inhibit || $Coro::current == $Coro::main;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3794		4157
3795	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3796	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3797	$signal->wait;	4160	$signal->wait;
3798	}	4161	}
…		…
3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4165	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3803	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3804	return;	4167	return;
3805	}	4168	}
3806		4169
3807	cf::server_tick; # one server iteration	4170	cf::one_tick; # one server iteration
		4171
		4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3808		4173
3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3811	Coro::async_pool {	4176	Coro::async_pool {
3812	$Coro::current->{desc} = "runtime saver";	4177	$Coro::current->{desc} = "runtime saver";
3813	write_runtime_sync	4178	write_runtime_sync
3814	or warn "ERROR: unable to write runtime file: $!";	4179	or error "ERROR: unable to write runtime file: $!";
3815	};	4180	};
3816	}	4181	}
3817		4182
3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3819	$sig->send;	4184	$sig->send;
3820	}	4185	}
3821	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3822	$sig->send;
3823	}
3824		4187
3825	$LOAD = ($NOW - $TICK_START) / $TICK;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3827		4190
3828	if (0) {	4191	if (0) {
3829	if ($NEXT_TICK) {	4192	if ($NEXT_TICK) {
3830	my $jitter = $TICK_START - $NEXT_TICK;	4193	my $jitter = $TICK_START - $NEXT_TICK;
3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3832	warn "jitter $JITTER\n";#d#	4195	debug "jitter $JITTER\n";#d#
3833	}	4196	}
3834	}	4197	}
3835	}	4198	}
3836		4199
3837	{	4200	{
3838	# configure BDB	4201	# configure BDB
3839		4202
3840	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3841	BDB::max_poll_reqs $TICK * 0.1;	4204	BDB::max_poll_reqs $TICK * 0.1;
3842	$AnyEvent::BDB::WATCHER->priority (1);	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3843		4206
3844	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3845	$DB_ENV = BDB::db_env_create;	4208	$DB_ENV = BDB::db_env_create;
3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4210	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3882	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3883	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3884	undef $AnyEvent::AIO::WATCHER;	4247	undef $AnyEvent::AIO::WATCHER;
3885	}	4248	}
3886		4249
3887	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3888		4252
3889	sub _log_backtrace {	4253	sub _log_backtrace {
3890	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3891		4255
3892	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3893		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3894	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3895	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3896	++$_log_backtrace;	4264	++$_log_backtrace;
3897	my $perl_bt = Carp::longmess $msg;	4265	my $perl_bt = Carp::longmess $msg;
3898	async {	4266	async {
3899	$Coro::current->{desc} = "abt $msg";	4267	$Coro::current->{desc} = "abt $msg";
3900		4268
…		…
3920	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3921	--$_log_backtrace;	4289	--$_log_backtrace;
3922	};	4290	};
3923	} else {	4291	} else {
3924	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3925	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3926	}	4294	}
3927	}	4295	}
3928		4296
3929	# load additional modules	4297	# load additional modules
3930	eval "use cf::$_" for @EXTRA_MODULES;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3931		4300
3932	END { cf::emergency_save }	4301	END { cf::emergency_save }
3933		4302
3934	1	4303	1
3935		4304

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