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Revision 1.447 by root, Fri Sep 19 01:39:45 2008 UTC vs.
Revision 1.581 by root, Fri Feb 3 02:04:11 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	# <http://www.gnu.org/licenses/>.
18	#	19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use 5.10.0;	25	use common::sense;
25	use utf8;
26	use strict "vars", "subs";
27		26
28	use Symbol;	27	use Symbol;
29	use List::Util;	28	use List::Util;
30	use Socket;	29	use Socket;
31	use EV;	30	use EV;
32	use Opcode;	31	use Opcode;
33	use Safe;	32	use Safe;
34	use Safe::Hole;	33	use Safe::Hole;
35	use Storable ();	34	use Storable ();
		35	use Carp ();
36		36
		37	use Guard ();
37	use Coro ();	38	use Coro ();
38	use Coro::State;	39	use Coro::State;
39	use Coro::Handle;	40	use Coro::Handle;
40	use Coro::EV;	41	use Coro::EV;
41	use Coro::AnyEvent;	42	use Coro::AnyEvent;
42	use Coro::Timer;	43	use Coro::Timer;
43	use Coro::Signal;	44	use Coro::Signal;
44	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
45	use Coro::AnyEvent;	47	use Coro::AnyEvent;
46	use Coro::AIO;	48	use Coro::AIO;
47	use Coro::BDB 1.6;	49	use Coro::BDB 1.6;
48	use Coro::Storable;	50	use Coro::Storable;
49	use Coro::Util ();	51	use Coro::Util ();
50		52
51	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
52	use BDB ();	54	use BDB ();
53	use Data::Dumper;	55	use Data::Dumper;
54	use Digest::MD5;
55	use Fcntl;	56	use Fcntl;
56	use YAML ();	57	use YAML::XS ();
57	use IO::AIO ();	58	use IO::AIO ();
58	use Time::HiRes;	59	use Time::HiRes;
59	use Compress::LZF;	60	use Compress::LZF;
60	use Digest::MD5 ();	61	use Digest::MD5 ();
61		62
…		…
63		64
64	# configure various modules to our taste	65	# configure various modules to our taste
65	#	66	#
66	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68	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
69		75
70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71		78
72	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;
73		82
74	our %COMMAND = ();	83	our %COMMAND = ();
75	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
76		85
77	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
78	our %EXTCMD = ();	87	our %EXTCMD = ();
79	our %EXTICMD = ();	88	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
82		91
83	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
85		96
86	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
91	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
97	our $PIDFILE = "$LOCALDIR/pid";	110	our $PIDFILE = "$LOCALDIR/pid";
98	our $RUNTIMEFILE = "$LOCALDIR/runtime";	111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
99		112
100	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;
101		120
102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
104	our $NEXT_TICK;	123	our $NEXT_TICK;
105	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
106		125
107	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
108	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
109	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
110	our $DB_ENV;	129	our $DB_ENV;
111		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
112	our %CFG;	133	our %CFG;
113		134
114	our $UPTIME; $UPTIME ||= time;	135	our $UPTIME; $UPTIME ||= time;
115	our $RUNTIME;	136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
116	our $NOW;	138	our $NOW;
117		139
118	our (%PLAYER, %PLAYER_LOADING); # all users	140	our (%PLAYER, %PLAYER_LOADING); # all users
119	our (%MAP, %MAP_LOADING ); # all maps	141	our (%MAP, %MAP_LOADING ); # all maps
120	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
…		…
124		146
125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
126	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
127	our $JITTER; # average jitter	149	our $JITTER; # average jitter
128	our $TICK_START; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
129		159
130	binmode STDOUT;	160	binmode STDOUT;
131	binmode STDERR;	161	binmode STDERR;
132		162
133	# read virtual server time, if available	163	# read virtual server time, if available
…		…
135	open my $fh, "<", $RUNTIMEFILE	165	open my $fh, "<", $RUNTIMEFILE
136	or die "unable to read $RUNTIMEFILE file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
137	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
138	}	168	}
139		169
		170	eval "sub TICK() { $TICK } 1" or die;
		171
140	mkdir $_	172	mkdir $_
141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
142		174
143	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
144		176
145	sub cf::map::normalise;	177	sub cf::map::normalise;
146		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
147	#############################################################################	183	#############################################################################
148		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
149	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
150		197
151	=over 4	198	=over 4
152		199
153	=item $cf::UPTIME	200	=item $cf::UPTIME
154		201
155	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
156		218
157	=item $cf::RUNTIME	219	=item $cf::RUNTIME
158		220
159	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
160	every server tick.	222	every server tick.
…		…
166	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
167	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
168	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
169	database environment.	231	database environment.
170		232
171	=item $cf::NOW
172
173	The time of the last (current) server tick.
174
175	=item $cf::TICK
176
177	The interval between server ticks, in seconds.
178
179	=item $cf::LOADAVG	233	=item $cf::LOADAVG
180		234
181	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
182	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
183	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
192	from wherever your confdir points to.	246	from wherever your confdir points to.
193		247
194	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
195		249
196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
197	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
199		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
200	=item @cf::INVOKE_RESULTS	271	=item @cf::INVOKE_RESULTS
201		272
202	This array contains the results of the last C<invoke ()> call. When	273	This array contains the results of the last C<invoke ()> call. When
203	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
204	that call.	275	that call.
205		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
206	=back	283	=back
207		284
208	=cut	285	=cut
209		286
210	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
211	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
212	my $msg = join "", @_;	294	my $msg = join "", @_;
213		295
214	$msg .= "\n"	296	$msg .= "\n"
215	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
216		298
217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
218		300
219	LOG llevError, $msg;	301	LOG llevWarn, $msg;
220	};	302	};
221	}
222		303
223	$Coro::State::DIEHOOK = sub {	304	$Coro::State::DIEHOOK = sub {
224	return unless $^S eq 0; # "eq", not "=="	305	return unless $^S eq 0; # "eq", not "=="
225		306
226	if ($Coro::current == $Coro::main) {#d#	307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
227	warn "DIEHOOK called in main context, Coro bug?\n";#d#	310	error "DIEHOOK called in main context, Coro bug?\n";#d#
228	return;#d#	311	return;#d#
229	}#d#	312	}#d#
230		313
231	# kill coroutine otherwise	314	# kill coroutine otherwise
232	warn Carp::longmess $_[0];
233	Coro::terminate	315	Coro::terminate
234	};	316	};
235
236	$SIG{__DIE__} = sub { }; #d#?
237		317
238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
255	)) {	335	)) {
256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
257	}	337	}
258		338
259	$EV::DIED = sub {	339	$EV::DIED = sub {
260	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
261	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
262		347
263	#############################################################################	348	#############################################################################
264		349
265	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
266		351
…		…
287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
288	$d	373	$d
289	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
290	}	375	}
291		376
		377	=item $scalar = cf::load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
		391	=item $success = cf::replace_file $path, $data, $sync
		392
		393	Atomically replaces the file at the given $path with new $data, and
		394	optionally $sync the data to disk before replacing the file.
		395
		396	=cut
		397
		398	sub replace_file($$;$) {
		399	my ($path, $data, $sync) = @_;
		400
		401	my $lock = cf::lock_acquire ("replace_file:$path");
		402
		403	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		404	or return;
		405
		406	$data = $data->() if ref $data;
		407
		408	length $data == aio_write $fh, 0, (length $data), $data, 0
		409	or return;
		410
		411	!$sync
		412	or !aio_fsync $fh
		413	or return;
		414
		415	aio_close $fh
		416	and return;
		417
		418	aio_rename "$path~", $path
		419	and return;
		420
		421	if ($sync) {
		422	$path =~ s%/[^/]*$%%;
		423	aio_pathsync $path;
		424	}
		425
		426	1
		427	}
		428
292	=item $ref = cf::decode_json $json	429	=item $ref = cf::decode_json $json
293		430
294	Converts a JSON string into the corresponding perl data structure.	431	Converts a JSON string into the corresponding perl data structure.
295		432
296	=item $json = cf::encode_json $ref	433	=item $json = cf::encode_json $ref
…		…
302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	439	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
303		440
304	sub encode_json($) { $json_coder->encode ($_[0]) }	441	sub encode_json($) { $json_coder->encode ($_[0]) }
305	sub decode_json($) { $json_coder->decode ($_[0]) }	442	sub decode_json($) { $json_coder->decode ($_[0]) }
306		443
		444	=item $ref = cf::decode_storable $scalar
		445
		446	Same as Coro::Storable::thaw, so blocks.
		447
		448	=cut
		449
		450	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		451
		452	=item $ref = cf::decode_yaml $scalar
		453
		454	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		455
		456	=cut
		457
		458	sub decode_yaml($) {
		459	fork_call { YAML::XS::Load $_[0] } @_
		460	}
		461
		462	=item $scalar = cf::unlzf $scalar
		463
		464	Same as Compress::LZF::compress, but takes server ticks into account, so
		465	blocks.
		466
		467	=cut
		468
		469	sub unlzf($) {
		470	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		471	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		472	Compress::LZF::decompress $_[0]
		473	}
		474
		475	=item cf::post_init { BLOCK }
		476
		477	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		478	but I<before> the server starts ticking again.
		479
		480	The codeblock will have a single boolean argument to indicate whether this
		481	is a reload or not.
		482
		483	=cut
		484
		485	sub post_init(&) {
		486	push @POST_INIT, shift;
		487	}
		488
		489	sub _post_init {
		490	trace "running post_init jobs";
		491
		492	# run them in parallel...
		493
		494	my @join;
		495
		496	while () {
		497	push @join, map &Coro::async ($_, 0), @POST_INIT;
		498	@POST_INIT = ();
		499
		500	@join or last;
		501
		502	(pop @join)->join;
		503	}
		504	}
		505
307	=item cf::lock_wait $string	506	=item cf::lock_wait $string
308		507
309	Wait until the given lock is available. See cf::lock_acquire.	508	Wait until the given lock is available. See cf::lock_acquire.
310		509
311	=item my $lock = cf::lock_acquire $string	510	=item my $lock = cf::lock_acquire $string
312		511
313	Wait until the given lock is available and then acquires it and returns	512	Wait until the given lock is available and then acquires it and returns
314	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	513	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
315	for example when the coroutine gets canceled), the lock is automatically	514	for example when the coroutine gets canceled), the lock is automatically
316	returned.	515	returned.
317		516
318	Locks are *not* recursive, locking from the same coro twice results in a	517	Locks are *not* recursive, locking from the same coro twice results in a
319	deadlocked coro.	518	deadlocked coro.
…		…
325		524
326	Return true if the lock is currently active, i.e. somebody has locked it.	525	Return true if the lock is currently active, i.e. somebody has locked it.
327		526
328	=cut	527	=cut
329		528
330	our %LOCK;	529	our $LOCKS = new Coro::SemaphoreSet;
331	our %LOCKER;#d#
332		530
333	sub lock_wait($) {	531	sub lock_wait($) {
334	my ($key) = @_;	532	$LOCKS->wait ($_[0]);
335
336	if ($LOCKER{$key} == $Coro::current) {#d#
337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
338	return;#d#
339	}#d#
340
341	# wait for lock, if any
342	while ($LOCK{$key}) {
343	push @{ $LOCK{$key} }, $Coro::current;
344	Coro::schedule;
345	}
346	}	533	}
347		534
348	sub lock_acquire($) {	535	sub lock_acquire($) {
349	my ($key) = @_;	536	$LOCKS->guard ($_[0])
350
351	# wait, to be sure we are not locked
352	lock_wait $key;
353
354	$LOCK{$key} = [];
355	$LOCKER{$key} = $Coro::current;#d#
356
357	Coro::guard {
358	delete $LOCKER{$key};#d#
359	# wake up all waiters, to be on the safe side
360	$_->ready for @{ delete $LOCK{$key} };
361	}
362	}	537	}
363		538
364	sub lock_active($) {	539	sub lock_active($) {
365	my ($key) = @_;	540	$LOCKS->count ($_[0]) < 1
366
367	! ! $LOCK{$key}
368	}	541	}
369		542
370	sub freeze_mainloop {	543	sub freeze_mainloop {
371	tick_inhibit_inc;	544	tick_inhibit_inc;
372		545
373	Coro::guard \&tick_inhibit_dec;	546	&Guard::guard (\&tick_inhibit_dec);
374	}	547	}
375		548
376	=item cf::periodic $interval, $cb	549	=item cf::periodic $interval, $cb
377		550
378	Like EV::periodic, but randomly selects a starting point so that the actions	551	Like EV::periodic, but randomly selects a starting point so that the actions
379	get spread over timer.	552	get spread over time.
380		553
381	=cut	554	=cut
382		555
383	sub periodic($$) {	556	sub periodic($$) {
384	my ($interval, $cb) = @_;	557	my ($interval, $cb) = @_;
…		…
388	EV::periodic $start, $interval, 0, $cb	561	EV::periodic $start, $interval, 0, $cb
389	}	562	}
390		563
391	=item cf::get_slot $time[, $priority[, $name]]	564	=item cf::get_slot $time[, $priority[, $name]]
392		565
393	Allocate $time seconds of blocking CPU time at priority C<$priority>:	566	Allocate $time seconds of blocking CPU time at priority C<$priority>
394	This call blocks and returns only when you have at least C<$time> seconds	567	(default: 0): This call blocks and returns only when you have at least
395	of cpu time till the next tick. The slot is only valid till the next cede.	568	C<$time> seconds of cpu time till the next tick. The slot is only valid
		569	till the next cede.
		570
		571	Background jobs should use a priority les than zero, interactive jobs
		572	should use 100 or more.
396		573
397	The optional C<$name> can be used to identify the job to run. It might be	574	The optional C<$name> can be used to identify the job to run. It might be
398	used for statistical purposes and should identify the same time-class.	575	used for statistical purposes and should identify the same time-class.
399		576
400	Useful for short background jobs.	577	Useful for short background jobs.
401		578
402	=cut	579	=cut
403		580
404	our @SLOT_QUEUE;	581	our @SLOT_QUEUE;
405	our $SLOT_QUEUE;	582	our $SLOT_QUEUE;
		583	our $SLOT_DECAY = 0.9;
406		584
407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	585	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
408	$SLOT_QUEUE = Coro::async {	586	$SLOT_QUEUE = Coro::async {
409	$Coro::current->desc ("timeslot manager");	587	$Coro::current->desc ("timeslot manager");
410		588
411	my $signal = new Coro::Signal;	589	my $signal = new Coro::Signal;
		590	my $busy;
412		591
413	while () {	592	while () {
414	next_job:	593	next_job:
		594
415	my $avail = cf::till_tick;	595	my $avail = cf::till_tick;
416	if ($avail > 0.01) {	596
417	for (0 .. $#SLOT_QUEUE) {	597	for (0 .. $#SLOT_QUEUE) {
418	if ($SLOT_QUEUE[$_][0] < $avail) {	598	if ($SLOT_QUEUE[$_][0] <= $avail) {
		599	$busy = 0;
419	my $job = splice @SLOT_QUEUE, $_, 1, ();	600	my $job = splice @SLOT_QUEUE, $_, 1, ();
420	$job->[2]->send;	601	$job->[2]->send;
421	Coro::cede;	602	Coro::cede;
422	goto next_job;	603	goto next_job;
423	}	604	} else {
		605	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
424	}	606	}
425	}	607	}
426		608
427	if (@SLOT_QUEUE) {	609	if (@SLOT_QUEUE) {
428	# we do not use wait_for_tick() as it returns immediately when tick is inactive	610	# we do not use wait_for_tick() as it returns immediately when tick is inactive
429	push @cf::WAIT_FOR_TICK, $signal;	611	$WAIT_FOR_TICK->wait;
430	$signal->wait;
431	} else {	612	} else {
		613	$busy = 0;
432	Coro::schedule;	614	Coro::schedule;
433	}	615	}
434	}	616	}
435	};	617	};
436		618
437	sub get_slot($;$$) {	619	sub get_slot($;$$) {
438	return if tick_inhibit || $Coro::current == $Coro::main;	620	return if tick_inhibit || $Coro::current == $Coro::main;
439		621
440	my ($time, $pri, $name) = @_;	622	my ($time, $pri, $name) = @_;
441		623
442	$time = $TICK * .6 if $time > $TICK * .6;	624	$time = clamp $time, 0.01, $TICK * .6;
		625
443	my $sig = new Coro::Signal;	626	my $sig = new Coro::Signal;
444		627
445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	628	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	629	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
447	$SLOT_QUEUE->ready;	630	$SLOT_QUEUE->ready;
…		…
473	=cut	656	=cut
474		657
475	sub sync_job(&) {	658	sub sync_job(&) {
476	my ($job) = @_;	659	my ($job) = @_;
477		660
478	if ($Coro::current == $Coro::main) {	661	if (in_main) {
479	my $time = EV::time;	662	my $time = AE::time;
480		663
481	# this is the main coro, too bad, we have to block	664	# this is the main coro, too bad, we have to block
482	# till the operation succeeds, freezing the server :/	665	# till the operation succeeds, freezing the server :/
483		666
484	LOG llevError, Carp::longmess "sync job";#d#	667	#LOG llevError, Carp::longmess "sync job";#d#
485		668
486	my $freeze_guard = freeze_mainloop;	669	my $freeze_guard = freeze_mainloop;
487		670
488	my $busy = 1;	671	my $busy = 1;
489	my @res;	672	my @res;
490		673
491	(async {	674	(async {
492	$Coro::current->desc ("sync job coro");	675	$Coro::current->desc ("sync job coro");
493	@res = eval { $job->() };	676	@res = eval { $job->() };
494	warn $@ if $@;	677	error $@ if $@;
495	undef $busy;	678	undef $busy;
496	})->prio (Coro::PRIO_MAX);	679	})->prio (Coro::PRIO_MAX);
497		680
498	while ($busy) {	681	while ($busy) {
499	if (Coro::nready) {	682	if (Coro::nready) {
…		…
501	} else {	684	} else {
502	EV::loop EV::LOOP_ONESHOT;	685	EV::loop EV::LOOP_ONESHOT;
503	}	686	}
504	}	687	}
505		688
506	my $time = EV::time - $time;	689	my $time = AE::time - $time;
507		690
508	$TICK_START += $time; # do not account sync jobs to server load	691	$TICK_START += $time; # do not account sync jobs to server load
509		692
510	wantarray ? @res : $res[0]	693	wantarray ? @res : $res[0]
511	} else {	694	} else {
…		…
533	$EXT_CORO{$coro+0} = $coro;	716	$EXT_CORO{$coro+0} = $coro;
534		717
535	$coro	718	$coro
536	}	719	}
537		720
538	=item fork_call { }, $args	721	=item fork_call { }, @args
539		722
540	Executes the given code block with the given arguments in a seperate	723	Executes the given code block with the given arguments in a seperate
541	process, returning the results. Everything must be serialisable with	724	process, returning the results. Everything must be serialisable with
542	Coro::Storable. May, of course, block. Note that the executed sub may	725	Coro::Storable. May, of course, block. Note that the executed sub may
543	never block itself or use any form of event handling.	726	never block itself or use any form of event handling.
544		727
545	=cut	728	=cut
546		729
		730	sub post_fork {
		731	reset_signals;
		732	}
		733
547	sub fork_call(&@) {	734	sub fork_call(&@) {
548	my ($cb, @args) = @_;	735	my ($cb, @args) = @_;
549		736
550	# we seemingly have to make a local copy of the whole thing,	737	# we seemingly have to make a local copy of the whole thing,
551	# otherwise perl prematurely frees the stuff :/	738	# otherwise perl prematurely frees the stuff :/
552	# TODO: investigate and fix (likely this will be rather laborious)	739	# TODO: investigate and fix (likely this will be rather laborious)
553		740
554	my @res = Coro::Util::fork_eval {	741	my @res = Coro::Util::fork_eval {
555	reset_signals;	742	cf::post_fork;
556	&$cb	743	&$cb
557	}, @args;	744	} @args;
558		745
559	wantarray ? @res : $res[-1]	746	wantarray ? @res : $res[-1]
		747	}
		748
		749	sub objinfo {
		750	(
		751	"counter value" => cf::object::object_count,
		752	"objects created" => cf::object::create_count,
		753	"objects destroyed" => cf::object::destroy_count,
		754	"freelist size" => cf::object::free_count,
		755	"allocated objects" => cf::object::objects_size,
		756	"active objects" => cf::object::actives_size,
		757	)
560	}	758	}
561		759
562	=item $coin = coin_from_name $name	760	=item $coin = coin_from_name $name
563		761
564	=cut	762	=cut
…		…
601	within each server.	799	within each server.
602		800
603	=cut	801	=cut
604		802
605	sub db_table($) {	803	sub db_table($) {
		804	cf::error "db_get called from main context"
		805	if $Coro::current == $Coro::main;
		806
606	my ($name) = @_;	807	my ($name) = @_;
607	my $db = BDB::db_create $DB_ENV;	808	my $db = BDB::db_create $DB_ENV;
608		809
609	eval {	810	eval {
610	$db->set_flags (BDB::CHKSUM);	811	$db->set_flags (BDB::CHKSUM);
…		…
620	}	821	}
621		822
622	our $DB;	823	our $DB;
623		824
624	sub db_init {	825	sub db_init {
625	cf::sync_job {
626	$DB ||= db_table "db";	826	$DB ||= db_table "db";
627	};
628	}	827	}
629		828
630	sub db_get($$) {	829	sub db_get($$) {
631	my $key = "$_[0]/$_[1]";	830	my $key = "$_[0]/$_[1]";
632		831
633	cf::sync_job {	832	cf::error "db_get called from main context"
		833	if $Coro::current == $Coro::main;
		834
634	BDB::db_get $DB, undef, $key, my $data;	835	BDB::db_get $DB, undef, $key, my $data;
635		836
636	$! ? ()	837	$! ? ()
637	: $data	838	: $data
638	}
639	}	839	}
640		840
641	sub db_put($$$) {	841	sub db_put($$$) {
642	BDB::dbreq_pri 4;	842	BDB::dbreq_pri 4;
643	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	843	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
671		871
672	my @data;	872	my @data;
673	my $md5;	873	my $md5;
674		874
675	for (0 .. $#$src) {	875	for (0 .. $#$src) {
676	0 <= aio_load $src->[$_], $data[$_]	876	$data[$_] = load_file $src->[$_];
677	or Carp::croak "$src->[$_]: $!";
678	}	877	}
679		878
680	# if processing is expensive, check	879	# if processing is expensive, check
681	# checksum first	880	# checksum first
682	if (1) {	881	if (1) {
…		…
699		898
700	my $t1 = Time::HiRes::time;	899	my $t1 = Time::HiRes::time;
701	my $data = $process->(\@data);	900	my $data = $process->(\@data);
702	my $t2 = Time::HiRes::time;	901	my $t2 = Time::HiRes::time;
703		902
704	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	903	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
705		904
706	db_put cache => "$id/data", $data;	905	db_put cache => "$id/data", $data;
707	db_put cache => "$id/md5" , $md5;	906	db_put cache => "$id/md5" , $md5;
708	db_put cache => "$id/meta", $meta;	907	db_put cache => "$id/meta", $meta;
709		908
…		…
719		918
720	=cut	919	=cut
721		920
722	sub datalog($@) {	921	sub datalog($@) {
723	my ($type, %kv) = @_;	922	my ($type, %kv) = @_;
724	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	923	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
725	}	924	}
726		925
727	=back	926	=back
728		927
729	=cut	928	=cut
…		…
924		1123
925	} elsif (exists $cb_id{$type}) {	1124	} elsif (exists $cb_id{$type}) {
926	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1125	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
927		1126
928	} elsif (ref $type) {	1127	} elsif (ref $type) {
929	warn "attaching objects not supported, ignoring.\n";	1128	error "attaching objects not supported, ignoring.\n";
930		1129
931	} else {	1130	} else {
932	shift @arg;	1131	shift @arg;
933	warn "attach argument '$type' not supported, ignoring.\n";	1132	error "attach argument '$type' not supported, ignoring.\n";
934	}	1133	}
935	}	1134	}
936	}	1135	}
937		1136
938	sub _object_attach {	1137	sub _object_attach {
…		…
948	_attach $registry, $klass, @attach;	1147	_attach $registry, $klass, @attach;
949	}	1148	}
950		1149
951	$obj->{$name} = \%arg;	1150	$obj->{$name} = \%arg;
952	} else {	1151	} else {
953	warn "object uses attachment '$name' which is not available, postponing.\n";	1152	info "object uses attachment '$name' which is not available, postponing.\n";
954	}	1153	}
955		1154
956	$obj->{_attachment}{$name} = undef;	1155	$obj->{_attachment}{$name} = undef;
957	}	1156	}
958		1157
…		…
1017		1216
1018	for (@$callbacks) {	1217	for (@$callbacks) {
1019	eval { &{$_->[1]} };	1218	eval { &{$_->[1]} };
1020		1219
1021	if ($@) {	1220	if ($@) {
1022	warn "$@";
1023	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1221	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1024	override;	1222	override;
1025	}	1223	}
1026		1224
1027	return 1 if $override;	1225	return 1 if $override;
1028	}	1226	}
…		…
1107	for (@$attach) {	1305	for (@$attach) {
1108	my ($klass, @attach) = @$_;	1306	my ($klass, @attach) = @$_;
1109	_attach $registry, $klass, @attach;	1307	_attach $registry, $klass, @attach;
1110	}	1308	}
1111	} else {	1309	} else {
1112	warn "object uses attachment '$name' that is not available, postponing.\n";	1310	info "object uses attachment '$name' that is not available, postponing.\n";
1113	}	1311	}
1114	}	1312	}
1115	}	1313	}
1116		1314
1117	cf::attachable->attach (	1315	cf::attachable->attach (
…		…
1144	my ($filename, $rdata, $objs) = @_;	1342	my ($filename, $rdata, $objs) = @_;
1145		1343
1146	sync_job {	1344	sync_job {
1147	if (length $$rdata) {	1345	if (length $$rdata) {
1148	utf8::decode (my $decname = $filename);	1346	utf8::decode (my $decname = $filename);
1149	warn sprintf "saving %s (%d,%d)\n",	1347	trace sprintf "saving %s (%d,%d)\n",
1150	$decname, length $$rdata, scalar @$objs;	1348	$decname, length $$rdata, scalar @$objs
		1349	if $VERBOSE_IO;
1151		1350
1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1351	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1352	aio_chmod $fh, SAVE_MODE;
1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1353	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1155	aio_fsync $fh if $cf::USE_FSYNC;	1354	if ($cf::USE_FSYNC) {
		1355	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;
		1356	aio_fsync $fh;
		1357	}
1156	aio_close $fh;	1358	aio_close $fh;
1157		1359
1158	if (@$objs) {	1360	if (@$objs) {
1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1361	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1160	aio_chmod $fh, SAVE_MODE;	1362	aio_chmod $fh, SAVE_MODE;
1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1363	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1162	aio_write $fh, 0, (length $data), $data, 0;	1364	aio_write $fh, 0, (length $data), $data, 0;
1163	aio_fsync $fh if $cf::USE_FSYNC;	1365	if ($cf::USE_FSYNC) {
		1366	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;
		1367	aio_fsync $fh;
		1368	}
1164	aio_close $fh;	1369	aio_close $fh;
1165	aio_rename "$filename.pst~", "$filename.pst";	1370	aio_rename "$filename.pst~", "$filename.pst";
1166	}	1371	}
1167	} else {	1372	} else {
1168	aio_unlink "$filename.pst";	1373	aio_unlink "$filename.pst";
1169	}	1374	}
1170		1375
1171	aio_rename "$filename~", $filename;	1376	aio_rename "$filename~", $filename;
		1377
		1378	$filename =~ s%/[^/]+$%%;
		1379	aio_pathsync $filename if $cf::USE_FSYNC;
1172	} else {	1380	} else {
1173	warn "FATAL: $filename~: $!\n";	1381	error "unable to save objects: $filename~: $!\n";
1174	}	1382	}
1175	} else {	1383	} else {
1176	aio_unlink $filename;	1384	aio_unlink $filename;
1177	aio_unlink "$filename.pst";	1385	aio_unlink "$filename.pst";
1178	}	1386	}
…		…
1202	my $st = eval { Coro::Storable::thaw $av };	1410	my $st = eval { Coro::Storable::thaw $av };
1203	$av = $st->{objs};	1411	$av = $st->{objs};
1204	}	1412	}
1205		1413
1206	utf8::decode (my $decname = $filename);	1414	utf8::decode (my $decname = $filename);
1207	warn sprintf "loading %s (%d,%d)\n",	1415	trace sprintf "loading %s (%d,%d)\n",
1208	$decname, length $data, scalar @{$av || []};	1416	$decname, length $data, scalar @{$av || []}
		1417	if $VERBOSE_IO;
1209		1418
1210	($data, $av)	1419	($data, $av)
1211	}	1420	}
1212		1421
1213	=head2 COMMAND CALLBACKS	1422	=head2 COMMAND CALLBACKS
…		…
1269	my ($name, $cb) = @_;	1478	my ($name, $cb) = @_;
1270		1479
1271	$EXTICMD{$name} = $cb;	1480	$EXTICMD{$name} = $cb;
1272	}	1481	}
1273		1482
		1483	use File::Glob ();
		1484
1274	cf::player->attach (	1485	cf::player->attach (
1275	on_command => sub {	1486	on_unknown_command => sub {
1276	my ($pl, $name, $params) = @_;	1487	my ($pl, $name, $params) = @_;
1277		1488
1278	my $cb = $COMMAND{$name}	1489	my $cb = $COMMAND{$name}
1279	or return;	1490	or return;
1280		1491
…		…
1288	my ($pl, $buf) = @_;	1499	my ($pl, $buf) = @_;
1289		1500
1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1501	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1291		1502
1292	if (ref $msg) {	1503	if (ref $msg) {
1293	my ($type, $reply, @payload) =	1504	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1294	"ARRAY" eq ref $msg
1295	? @$msg
1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1297		1505
1298	my @reply;	1506	my @reply;
1299		1507
1300	if (my $cb = $EXTCMD{$type}) {	1508	if (my $cb = $EXTCMD{$type}) {
1301	@reply = $cb->($pl, @payload);	1509	@reply = $cb->($pl, @payload);
…		…
1303		1511
1304	$pl->ext_reply ($reply, @reply)	1512	$pl->ext_reply ($reply, @reply)
1305	if $reply;	1513	if $reply;
1306		1514
1307	} else {	1515	} else {
1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1516	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1309	}	1517	}
1310		1518
1311	cf::override;	1519	cf::override;
1312	},	1520	},
1313	);	1521	);
1314		1522
		1523	# "readahead" all extensions
		1524	sub cache_extensions {
		1525	my $grp = IO::AIO::aio_group;
		1526
		1527	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1528	for (grep /\.ext$/, @{$_[0]}) {
		1529	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1530	}
		1531	};
		1532
		1533	$grp
		1534	}
		1535
1315	sub load_extensions {	1536	sub load_extensions {
		1537	info "loading extensions...";
		1538
1316	cf::sync_job {	1539	cf::sync_job {
1317	my %todo;	1540	my %todo;
1318		1541
1319	for my $path (<$LIBDIR/*.ext>) {	1542	for my $path (<$LIBDIR/*.ext>) {
1320	next unless -r $path;	1543	next unless -r $path;
…		…
1338		1561
1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1562	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1563	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1341		1564
1342	$ext{source} =	1565	$ext{source} =
1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"	1566	"package $pkg; use common::sense;\n"
1344	. "#line 1 \"$path\"\n{\n"	1567	. "#line 1 \"$path\"\n{\n"
1345	. $source	1568	. $source
1346	. "\n};\n1";	1569	. "\n};\n1";
1347		1570
1348	$todo{$base} = \%ext;	1571	$todo{$base} = \%ext;
1349	}	1572	}
1350		1573
		1574	my $pass = 0;
1351	my %done;	1575	my %done;
1352	while (%todo) {	1576	while (%todo) {
1353	my $progress;	1577	my $progress;
1354		1578
		1579	++$pass;
		1580
		1581	ext:
1355	while (my ($k, $v) = each %todo) {	1582	while (my ($k, $v) = each %todo) {
1356	for (split /,\s*/, $v->{meta}{depends}) {	1583	for (split /,\s*/, $v->{meta}{depends}) {
1357	goto skip	1584	next ext
1358	unless exists $done{$_};	1585	unless exists $done{$_};
1359	}	1586	}
1360		1587
1361	warn "... loading '$k' into '$v->{pkg}'\n";	1588	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1362		1589
1363	unless (eval $v->{source}) {	1590	my $active = eval $v->{source};
		1591
		1592	if (length $@) {
1364	my $msg = $@ ? "$v->{path}: $@\n"	1593	error "$v->{path}: $@\n";
1365	: "$v->{base}: extension inactive.\n";
1366		1594
1367	if (exists $v->{meta}{mandatory}) {
1368	warn $msg;
1369	cf::cleanup "mandatory extension failed to load, exiting.";	1595	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1370	}	1596	if exists $v->{meta}{mandatory};
1371		1597
1372	warn $msg;	1598	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1599	delete $todo{$k};
		1600	} else {
		1601	$done{$k} = delete $todo{$k};
		1602	push @EXTS, $v->{pkg};
		1603	$progress = 1;
		1604
		1605	info "$v->{base}: extension inactive.\n"
		1606	unless $active;
1373	}	1607	}
1374
1375	$done{$k} = delete $todo{$k};
1376	push @EXTS, $v->{pkg};
1377	$progress = 1;
1378	}	1608	}
1379		1609
1380	skip:	1610	unless ($progress) {
1381	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1611	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1382	unless $progress;	1612
		1613	while (my ($k, $v) = each %todo) {
		1614	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1615	if exists $v->{meta}{mandatory};
		1616	}
		1617
		1618	last;
		1619	}
1383	}	1620	}
1384	};	1621	};
1385	}	1622	}
1386		1623
1387	#############################################################################	1624	#############################################################################
…		…
1441		1678
1442	sub exists($) {	1679	sub exists($) {
1443	my ($login) = @_;	1680	my ($login) = @_;
1444		1681
1445	$cf::PLAYER{$login}	1682	$cf::PLAYER{$login}
1446	or cf::sync_job { !aio_stat path $login }	1683	or !aio_stat path $login
1447	}	1684	}
1448		1685
1449	sub find($) {	1686	sub find($) {
1450	return $cf::PLAYER{$_[0]} || do {	1687	return $cf::PLAYER{$_[0]} || do {
1451	my $login = $_[0];	1688	my $login = $_[0];
…		…
1471	$cf::PLAYER{$login} = $pl	1708	$cf::PLAYER{$login} = $pl
1472	}	1709	}
1473	}	1710	}
1474	}	1711	}
1475		1712
		1713	cf::player->attach (
		1714	on_load => sub {
		1715	my ($pl, $path) = @_;
		1716
		1717	# restore slots saved in save, below
		1718	my $slots = delete $pl->{_slots};
		1719
		1720	$pl->ob->current_weapon ($slots->[0]);
		1721	$pl->combat_ob ($slots->[1]);
		1722	$pl->ranged_ob ($slots->[2]);
		1723	},
		1724	);
		1725
1476	sub save($) {	1726	sub save($) {
1477	my ($pl) = @_;	1727	my ($pl) = @_;
1478		1728
1479	return if $pl->{deny_save};	1729	return if $pl->{deny_save};
1480		1730
…		…
1485		1735
1486	aio_mkdir playerdir $pl, 0770;	1736	aio_mkdir playerdir $pl, 0770;
1487	$pl->{last_save} = $cf::RUNTIME;	1737	$pl->{last_save} = $cf::RUNTIME;
1488		1738
1489	cf::get_slot 0.01;	1739	cf::get_slot 0.01;
		1740
		1741	# save slots, to be restored later
		1742	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1490		1743
1491	$pl->save_pl ($path);	1744	$pl->save_pl ($path);
1492	cf::cede_to_tick;	1745	cf::cede_to_tick;
1493	}	1746	}
1494		1747
…		…
1528	my $name = $pl->ob->name;	1781	my $name = $pl->ob->name;
1529		1782
1530	$pl->{deny_save} = 1;	1783	$pl->{deny_save} = 1;
1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir	1784	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1532		1785
1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1786	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1534	$pl->deactivate;	1787	$pl->deactivate;
		1788
1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1789	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1536	$pl->ob->check_score;
1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1790	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1791	ext::highscore::check ($pl->ob);
		1792
1538	$pl->ns->destroy if $pl->ns;	1793	$pl->ns->destroy if $pl->ns;
1539		1794
1540	my $path = playerdir $pl;	1795	my $path = playerdir $pl;
1541	my $temp = "$path~$cf::RUNTIME~deleting~";	1796	my $temp = "$path~$cf::RUNTIME~deleting~";
1542	aio_rename $path, $temp;	1797	aio_rename $path, $temp;
…		…
1596	\@logins	1851	\@logins
1597	}	1852	}
1598		1853
1599	=item $player->maps	1854	=item $player->maps
1600		1855
		1856	=item cf::player::maps $login
		1857
1601	Returns an arrayref of map paths that are private for this	1858	Returns an arrayref of map paths that are private for this
1602	player. May block.	1859	player. May block.
1603		1860
1604	=cut	1861	=cut
1605		1862
…		…
1667	=cut	1924	=cut
1668		1925
1669	sub find_by_path($) {	1926	sub find_by_path($) {
1670	my ($path) = @_;	1927	my ($path) = @_;
1671		1928
		1929	$path =~ s/^~[^\/]*//; # skip ~login
		1930
1672	my ($match, $specificity);	1931	my ($match, $specificity);
1673		1932
1674	for my $region (list) {	1933	for my $region (list) {
1675	if ($region->{match} && $path =~ $region->{match}) {	1934	if ($region->{match} && $path =~ $region->{match}) {
1676	($match, $specificity) = ($region, $region->specificity)	1935	($match, $specificity) = ($region, $region->specificity)
…		…
1704	sub generate_random_map {	1963	sub generate_random_map {
1705	my ($self, $rmp) = @_;	1964	my ($self, $rmp) = @_;
1706		1965
1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1966	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1708		1967
1709	# mit "rum" bekleckern, nicht
1710	$self->_create_random_map (	1968	$self->_create_random_map ($rmp);
1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1714	$rmp->{exit_on_final_map},
1715	$rmp->{xsize}, $rmp->{ysize},
1716	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1717	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1718	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1719	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1720	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1721	(cf::region::find $rmp->{region}), $rmp->{custom}
1722	)
1723	}	1969	}
1724		1970
1725	=item cf::map->register ($regex, $prio)	1971	=item cf::map->register ($regex, $prio)
1726		1972
1727	Register a handler for the map path matching the given regex at the	1973	Register a handler for the map path matching the given regex at the
…		…
1732		1978
1733	sub register {	1979	sub register {
1734	my (undef, $regex, $prio) = @_;	1980	my (undef, $regex, $prio) = @_;
1735	my $pkg = caller;	1981	my $pkg = caller;
1736		1982
1737	no strict;
1738	push @{"$pkg\::ISA"}, __PACKAGE__;	1983	push @{"$pkg\::ISA"}, __PACKAGE__;
1739		1984
1740	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1985	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1741	}	1986	}
1742		1987
1743	# also paths starting with '/'	1988	# also paths starting with '/'
1744	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1989	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1745		1990
1746	sub thawer_merge {	1991	sub thawer_merge {
1747	my ($self, $merge) = @_;	1992	my ($self, $merge) = @_;
1748		1993
1749	# we have to keep some variables in memory intact	1994	# we have to keep some variables in memory intact
…		…
1754	}	1999	}
1755		2000
1756	sub normalise {	2001	sub normalise {
1757	my ($path, $base) = @_;	2002	my ($path, $base) = @_;
1758		2003
1759	$path = "$path"; # make sure its a string	2004	$path = "$path"; # make sure it's a string
1760		2005
1761	$path =~ s/\.map$//;	2006	$path =~ s/\.map$//;
1762		2007
1763	# map plan:	2008	# map plan:
1764	#	2009	#
…		…
1779	$base =~ s{[^/]+/?$}{};	2024	$base =~ s{[^/]+/?$}{};
1780	$path = "$base/$path";	2025	$path = "$base/$path";
1781	}	2026	}
1782		2027
1783	for ($path) {	2028	for ($path) {
1784	redo if s{//}{/};
1785	redo if s{/\.?/}{/};	2029	redo if s{/\.?/}{/};
1786	redo if s{/[^/]+/\.\./}{/};	2030	redo if s{/[^/]+/\.\./}{/};
1787	}	2031	}
1788		2032
1789	$path	2033	$path
…		…
1803	$self->init; # pass $1 etc.	2047	$self->init; # pass $1 etc.
1804	return $self;	2048	return $self;
1805	}	2049	}
1806	}	2050	}
1807		2051
1808	Carp::cluck "unable to resolve path '$path' (base '$base').";	2052	Carp::cluck "unable to resolve path '$path' (base '$base')";
1809	()	2053	()
1810	}	2054	}
1811		2055
		2056	# may re-bless or do other evil things
1812	sub init {	2057	sub init {
1813	my ($self) = @_;	2058	my ($self) = @_;
1814		2059
1815	$self	2060	$self
1816	}	2061	}
…		…
1847		2092
1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2093	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1849	"$UNIQUEDIR/$path"	2094	"$UNIQUEDIR/$path"
1850	}	2095	}
1851		2096
1852	# and all this just because we cannot iterate over
1853	# all maps in C++...
1854	sub change_all_map_light {
1855	my ($change) = @_;
1856
1857	$_->change_map_light ($change)
1858	for grep $_->outdoor, values %cf::MAP;
1859	}
1860
1861	sub decay_objects {	2097	sub decay_objects {
1862	my ($self) = @_;	2098	my ($self) = @_;
1863		2099
1864	return if $self->{deny_reset};	2100	return if $self->{deny_reset};
1865		2101
…		…
1890	$self->{load_path} = $path;	2126	$self->{load_path} = $path;
1891		2127
1892	1	2128	1
1893	}	2129	}
1894		2130
		2131	# used to laod the header of an original map
1895	sub load_header_orig {	2132	sub load_header_orig {
1896	my ($self) = @_;	2133	my ($self) = @_;
1897		2134
1898	$self->load_header_from ($self->load_path)	2135	$self->load_header_from ($self->load_path)
1899	}	2136	}
1900		2137
		2138	# used to laod the header of an instantiated map
1901	sub load_header_temp {	2139	sub load_header_temp {
1902	my ($self) = @_;	2140	my ($self) = @_;
1903		2141
1904	$self->load_header_from ($self->save_path)	2142	$self->load_header_from ($self->save_path)
1905	}	2143	}
1906		2144
		2145	# called after loading the header from an instantiated map
1907	sub prepare_temp {	2146	sub prepare_temp {
1908	my ($self) = @_;	2147	my ($self) = @_;
1909		2148
1910	$self->last_access ((delete $self->{last_access})	2149	$self->last_access ((delete $self->{last_access})
1911	|| $cf::RUNTIME); #d#	2150	|| $cf::RUNTIME); #d#
1912	# safety	2151	# safety
1913	$self->{instantiate_time} = $cf::RUNTIME	2152	$self->{instantiate_time} = $cf::RUNTIME
1914	if $self->{instantiate_time} > $cf::RUNTIME;	2153	if $self->{instantiate_time} > $cf::RUNTIME;
1915	}	2154	}
1916		2155
		2156	# called after loading the header from an original map
1917	sub prepare_orig {	2157	sub prepare_orig {
1918	my ($self) = @_;	2158	my ($self) = @_;
1919		2159
1920	$self->{load_original} = 1;	2160	$self->{load_original} = 1;
1921	$self->{instantiate_time} = $cf::RUNTIME;	2161	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1945		2185
1946	sub find;	2186	sub find;
1947	sub find {	2187	sub find {
1948	my ($path, $origin) = @_;	2188	my ($path, $origin) = @_;
1949		2189
		2190	cf::cede_to_tick;
		2191
1950	$path = normalise $path, $origin && $origin->path;	2192	$path = normalise $path, $origin;
1951		2193
1952	cf::lock_wait "map_data:$path";#d#remove	2194	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1953	cf::lock_wait "map_find:$path";	2195	my $guard2 = cf::lock_acquire "map_find:$path";
1954		2196
1955	$cf::MAP{$path} || do {	2197	$cf::MAP{$path} || do {
1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1957	my $guard2 = cf::lock_acquire "map_find:$path";
1958
1959	my $map = new_from_path cf::map $path	2198	my $map = new_from_path cf::map $path
1960	or return;	2199	or return;
1961		2200
1962	$map->{last_save} = $cf::RUNTIME;	2201	$map->{last_save} = $cf::RUNTIME;
1963		2202
…		…
1975		2214
1976	$cf::MAP{$path} = $map	2215	$cf::MAP{$path} = $map
1977	}	2216	}
1978	}	2217	}
1979		2218
1980	sub pre_load { }	2219	sub pre_load { }
1981	sub post_load { }	2220	#sub post_load { } # XS
1982		2221
1983	sub load {	2222	sub load {
1984	my ($self) = @_;	2223	my ($self) = @_;
1985		2224
1986	local $self->{deny_reset} = 1; # loading can take a long time	2225	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1989		2228
1990	{	2229	{
1991	my $guard = cf::lock_acquire "map_data:$path";	2230	my $guard = cf::lock_acquire "map_data:$path";
1992		2231
1993	return unless $self->valid;	2232	return unless $self->valid;
1994	return unless $self->in_memory == cf::MAP_SWAPPED;	2233	return unless $self->state == cf::MAP_SWAPPED;
1995
1996	$self->in_memory (cf::MAP_LOADING);
1997		2234
1998	$self->alloc;	2235	$self->alloc;
1999		2236
2000	$self->pre_load;	2237	$self->pre_load;
2001	cf::cede_to_tick;	2238	cf::cede_to_tick;
2002		2239
		2240	if (exists $self->{load_path}) {
2003	my $f = new_from_file cf::object::thawer $self->{load_path};	2241	my $f = new_from_file cf::object::thawer $self->{load_path};
2004	$f->skip_block;	2242	$f->skip_block;
2005	$self->_load_objects ($f)	2243	$self->_load_objects ($f)
2006	or return;	2244	or return;
2007		2245
2008	$self->post_load_original	2246	$self->post_load_original
2009	if delete $self->{load_original};	2247	if delete $self->{load_original};
2010		2248
2011	if (my $uniq = $self->uniq_path) {	2249	if (my $uniq = $self->uniq_path) {
2012	utf8::encode $uniq;	2250	utf8::encode $uniq;
2013	unless (aio_stat $uniq) {	2251	unless (aio_stat $uniq) {
2014	if (my $f = new_from_file cf::object::thawer $uniq) {	2252	if (my $f = new_from_file cf::object::thawer $uniq) {
2015	$self->clear_unique_items;	2253	$self->clear_unique_items;
2016	$self->_load_objects ($f);	2254	$self->_load_objects ($f);
2017	$f->resolve_delayed_derefs;	2255	$f->resolve_delayed_derefs;
		2256	}
2018	}	2257	}
2019	}	2258	}
2020	}
2021		2259
2022	$f->resolve_delayed_derefs;	2260	$f->resolve_delayed_derefs;
		2261	} else {
		2262	$self->post_load_original
		2263	if delete $self->{load_original};
		2264	}
		2265
		2266	$self->state (cf::MAP_INACTIVE);
2023		2267
2024	cf::cede_to_tick;	2268	cf::cede_to_tick;
2025	# now do the right thing for maps	2269	# now do the right thing for maps
2026	$self->link_multipart_objects;	2270	$self->link_multipart_objects;
2027	$self->difficulty ($self->estimate_difficulty)	2271	$self->difficulty ($self->estimate_difficulty)
…		…
2031	unless ($self->{deny_activate}) {	2275	unless ($self->{deny_activate}) {
2032	$self->decay_objects;	2276	$self->decay_objects;
2033	$self->fix_auto_apply;	2277	$self->fix_auto_apply;
2034	$self->update_buttons;	2278	$self->update_buttons;
2035	cf::cede_to_tick;	2279	cf::cede_to_tick;
2036	$self->set_darkness_map;	2280	#$self->activate; # no longer activate maps automatically
2037	cf::cede_to_tick;
2038	$self->activate;
2039	}	2281	}
2040		2282
2041	$self->{last_save} = $cf::RUNTIME;	2283	$self->{last_save} = $cf::RUNTIME;
2042	$self->last_access ($cf::RUNTIME);	2284	$self->last_access ($cf::RUNTIME);
2043
2044	$self->in_memory (cf::MAP_ACTIVE);
2045	}	2285	}
2046		2286
2047	$self->post_load;	2287	$self->post_load;
2048	}
2049		2288
		2289	1
		2290	}
		2291
		2292	# customize the map for a given player, i.e.
		2293	# return the _real_ map. used by e.g. per-player
		2294	# maps to change the path to ~playername/mappath
2050	sub customise_for {	2295	sub customise_for {
2051	my ($self, $ob) = @_;	2296	my ($self, $ob) = @_;
2052		2297
2053	return find "~" . $ob->name . "/" . $self->{path}	2298	return find "~" . $ob->name . "/" . $self->{path}
2054	if $self->per_player;	2299	if $self->per_player;
…		…
2057	# if $self->per_party;	2302	# if $self->per_party;
2058		2303
2059	$self	2304	$self
2060	}	2305	}
2061		2306
2062	# find and load all maps in the 3x3 area around a map
2063	sub load_neighbours {
2064	my ($map) = @_;
2065
2066	my @neigh; # diagonal neighbours
2067
2068	for (0 .. 3) {
2069	my $neigh = $map->tile_path ($_)
2070	or next;
2071	$neigh = find $neigh, $map
2072	or next;
2073	$neigh->load;
2074
2075	push @neigh,
2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2078	}
2079
2080	for (grep defined $_->[0], @neigh) {
2081	my ($path, $origin) = @$_;
2082	my $neigh = find $path, $origin
2083	or next;
2084	$neigh->load;
2085	}
2086	}
2087
2088	sub find_sync {	2307	sub find_sync {
2089	my ($path, $origin) = @_;	2308	my ($path, $origin) = @_;
2090		2309
2091	cf::sync_job { find $path, $origin }	2310	# it's a bug to call this from the main context
		2311	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2312	if $Coro::current == $Coro::main;
		2313
		2314	find $path, $origin
2092	}	2315	}
2093		2316
2094	sub do_load_sync {	2317	sub do_load_sync {
2095	my ($map) = @_;	2318	my ($map) = @_;
2096		2319
		2320	# it's a bug to call this from the main context
2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2321	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2098	if $Coro::current == $Coro::main;	2322	if $Coro::current == $Coro::main;
2099		2323
2100	cf::sync_job { $map->load };	2324	$map->load;
2101	}	2325	}
2102		2326
2103	our %MAP_PREFETCH;	2327	our %MAP_PREFETCH;
2104	our $MAP_PREFETCHER = undef;	2328	our $MAP_PREFETCHER = undef;
2105		2329
2106	sub find_async {	2330	sub find_async {
2107	my ($path, $origin, $load) = @_;	2331	my ($path, $origin, $load) = @_;
2108		2332
2109	$path = normalise $path, $origin && $origin->{path};	2333	$path = normalise $path, $origin;
2110		2334
2111	if (my $map = $cf::MAP{$path}) {	2335	if (my $map = $cf::MAP{$path}) {
2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2336	return $map if !$load || $map->linkable;
2113	}	2337	}
2114		2338
2115	$MAP_PREFETCH{$path} |= $load;	2339	$MAP_PREFETCH{$path} |= $load;
2116		2340
2117	$MAP_PREFETCHER ||= cf::async {	2341	$MAP_PREFETCHER ||= cf::async {
…		…
2131	$MAP_PREFETCHER->prio (6);	2355	$MAP_PREFETCHER->prio (6);
2132		2356
2133	()	2357	()
2134	}	2358	}
2135		2359
		2360	# common code, used by both ->save and ->swapout
2136	sub save {	2361	sub _save {
2137	my ($self) = @_;	2362	my ($self) = @_;
2138
2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
2140		2363
2141	$self->{last_save} = $cf::RUNTIME;	2364	$self->{last_save} = $cf::RUNTIME;
2142		2365
2143	return unless $self->dirty;	2366	return unless $self->dirty;
2144		2367
…		…
2164	} else {	2387	} else {
2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2388	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2166	}	2389	}
2167	}	2390	}
2168		2391
		2392	sub save {
		2393	my ($self) = @_;
		2394
		2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2396
		2397	$self->_save;
		2398	}
		2399
2169	sub swap_out {	2400	sub swap_out {
2170	my ($self) = @_;	2401	my ($self) = @_;
2171		2402
2172	# save first because save cedes
2173	$self->save;
2174
2175	my $lock = cf::lock_acquire "map_data:$self->{path}";	2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
2176		2404
		2405	return if !$self->linkable;
		2406	return if $self->{deny_save};
2177	return if $self->players;	2407	return if $self->players;
2178	return if $self->in_memory != cf::MAP_ACTIVE;	2408
		2409	# first deactivate the map and "unlink" it from the core
		2410	$self->deactivate;
		2411	$_->clear_links_to ($self) for values %cf::MAP;
		2412	$self->state (cf::MAP_SWAPPED);
		2413
		2414	# then atomically save
		2415	$self->_save;
		2416
		2417	# then free the map
		2418	$self->clear;
		2419	}
		2420
		2421	sub reset_at {
		2422	my ($self) = @_;
		2423
		2424	# TODO: safety, remove and allow resettable per-player maps
2179	return if $self->{deny_save};	2425	return 1e99 if $self->{deny_reset};
2180		2426
		2427	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2428	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2429
		2430	$time + $to
		2431	}
		2432
		2433	sub should_reset {
		2434	my ($self) = @_;
		2435
		2436	$self->reset_at <= $cf::RUNTIME
		2437	}
		2438
		2439	sub reset {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	return if $self->players;
		2445
		2446	cf::trace "resetting map ", $self->path, "\n";
		2447
2181	$self->in_memory (cf::MAP_SWAPPED);	2448	$self->state (cf::MAP_SWAPPED);
		2449
		2450	# need to save uniques path
		2451	unless ($self->{deny_save}) {
		2452	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2453
		2454	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2455	if $uniq;
		2456	}
		2457
		2458	delete $cf::MAP{$self->path};
2182		2459
2183	$self->deactivate;	2460	$self->deactivate;
2184	$_->clear_links_to ($self) for values %cf::MAP;	2461	$_->clear_links_to ($self) for values %cf::MAP;
2185	$self->clear;	2462	$self->clear;
2186	}
2187
2188	sub reset_at {
2189	my ($self) = @_;
2190
2191	# TODO: safety, remove and allow resettable per-player maps
2192	return 1e99 if $self->{deny_reset};
2193
2194	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2195	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2196
2197	$time + $to
2198	}
2199
2200	sub should_reset {
2201	my ($self) = @_;
2202
2203	$self->reset_at <= $cf::RUNTIME
2204	}
2205
2206	sub reset {
2207	my ($self) = @_;
2208
2209	my $lock = cf::lock_acquire "map_data:$self->{path}";
2210
2211	return if $self->players;
2212
2213	warn "resetting map ", $self->path;
2214
2215	$self->in_memory (cf::MAP_SWAPPED);
2216
2217	# need to save uniques path
2218	unless ($self->{deny_save}) {
2219	my $uniq = $self->uniq_path; utf8::encode $uniq;
2220
2221	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2222	if $uniq;
2223	}
2224
2225	delete $cf::MAP{$self->path};
2226
2227	$self->deactivate;
2228	$_->clear_links_to ($self) for values %cf::MAP;
2229	$self->clear;
2230		2463
2231	$self->unlink_save;	2464	$self->unlink_save;
2232	$self->destroy;	2465	$self->destroy;
2233	}	2466	}
2234		2467
…		…
2242		2475
2243	delete $cf::MAP{$self->path};	2476	delete $cf::MAP{$self->path};
2244		2477
2245	$self->unlink_save;	2478	$self->unlink_save;
2246		2479
2247	bless $self, "cf::map";	2480	bless $self, "cf::map::wrap";
2248	delete $self->{deny_reset};	2481	delete $self->{deny_reset};
2249	$self->{deny_save} = 1;	2482	$self->{deny_save} = 1;
2250	$self->reset_timeout (1);	2483	$self->reset_timeout (1);
2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2484	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2252		2485
…		…
2309	: normalise $_	2542	: normalise $_
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2543	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2544	]
2312	}	2545	}
2313		2546
		2547	=item cf::map::static_maps
		2548
		2549	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2550	file in the shared directory excluding F</styles> and F</editor>). May
		2551	block.
		2552
		2553	=cut
		2554
		2555	sub static_maps() {
		2556	my @dirs = "";
		2557	my @maps;
		2558
		2559	while (@dirs) {
		2560	my $dir = shift @dirs;
		2561
		2562	next if $dir eq "/styles" || $dir eq "/editor";
		2563
		2564	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2565	or return;
		2566
		2567	for (@$files) {
		2568	s/\.map$// or next;
		2569	utf8::decode $_;
		2570	push @maps, "$dir/$_";
		2571	}
		2572
		2573	push @dirs, map "$dir/$_", @$dirs;
		2574	}
		2575
		2576	\@maps
		2577	}
		2578
2314	=back	2579	=back
2315		2580
2316	=head3 cf::object	2581	=head3 cf::object
2317		2582
2318	=cut	2583	=cut
…		…
2383		2648
2384	our $SAY_CHANNEL = {	2649	our $SAY_CHANNEL = {
2385	id => "say",	2650	id => "say",
2386	title => "Map",	2651	title => "Map",
2387	reply => "say ",	2652	reply => "say ",
2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2653	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2389	};	2654	};
2390		2655
2391	our $CHAT_CHANNEL = {	2656	our $CHAT_CHANNEL = {
2392	id => "chat",	2657	id => "chat",
2393	title => "Chat",	2658	title => "Chat",
…		…
2450		2715
2451	Freezes the player and moves him/her to a special map (C<{link}>).	2716	Freezes the player and moves him/her to a special map (C<{link}>).
2452		2717
2453	The player should be reasonably safe there for short amounts of time (e.g.	2718	The player should be reasonably safe there for short amounts of time (e.g.
2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,	2719	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2455	though, as the palyer cannot control the character while it is on the link	2720	though, as the player cannot control the character while it is on the link
2456	map.	2721	map.
2457		2722
2458	Will never block.	2723	Will never block.
2459		2724
2460	=item $player_object->leave_link ($map, $x, $y)	2725	=item $player_object->leave_link ($map, $x, $y)
…		…
2481	sub cf::object::player::enter_link {	2746	sub cf::object::player::enter_link {
2482	my ($self) = @_;	2747	my ($self) = @_;
2483		2748
2484	$self->deactivate_recursive;	2749	$self->deactivate_recursive;
2485		2750
		2751	++$self->{_link_recursion};
		2752
2486	return if UNIVERSAL::isa $self->map, "ext::map_link";	2753	return if UNIVERSAL::isa $self->map, "ext::map_link";
2487		2754
2488	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2755	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2489	if $self->map && $self->map->{path} ne "{link}";	2756	if $self->map && $self->map->{path} ne "{link}";
2490		2757
2491	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2758	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2492	}	2759	}
2493		2760
2494	sub cf::object::player::leave_link {	2761	sub cf::object::player::leave_link {
2495	my ($self, $map, $x, $y) = @_;	2762	my ($self, $map, $x, $y) = @_;
2496		2763
…		…
2513	($x, $y) = (-1, -1)	2780	($x, $y) = (-1, -1)
2514	unless (defined $x) && (defined $y);	2781	unless (defined $x) && (defined $y);
2515		2782
2516	# use -1 or undef as default coordinates, not 0, 0	2783	# use -1 or undef as default coordinates, not 0, 0
2517	($x, $y) = ($map->enter_x, $map->enter_y)	2784	($x, $y) = ($map->enter_x, $map->enter_y)
2518	if $x <=0 && $y <= 0;	2785	if $x <= 0 && $y <= 0;
2519		2786
2520	$map->load;	2787	$map->load;
2521	$map->load_neighbours;
2522		2788
2523	return unless $self->contr->active;	2789	return unless $self->contr->active;
2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2525	$self->activate_recursive;
2526		2790
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2791	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2792	if ($self->enter_map ($map, $x, $y)) {
2529	}	2793	# entering was successful
		2794	delete $self->{_link_recursion};
		2795	# only activate afterwards, to support waiting in hooks
		2796	$self->activate_recursive;
		2797	}
2530		2798
		2799	}
		2800
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2801	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2532		2802
2533	Moves the player to the given map-path and coordinates by first freezing	2803	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2804	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2805	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2806	the new (success) or old (failed) map position. In either case, $done will
…		…
2543		2813
2544	our $GOTOGEN;	2814	our $GOTOGEN;
2545		2815
2546	sub cf::object::player::goto {	2816	sub cf::object::player::goto {
2547	my ($self, $path, $x, $y, $check, $done) = @_;	2817	my ($self, $path, $x, $y, $check, $done) = @_;
		2818
		2819	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2820	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2821	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2822	($path, $x, $y) = @$EMERGENCY_POSITION;
		2823	}
2548		2824
2549	# do generation counting so two concurrent goto's will be executed in-order	2825	# do generation counting so two concurrent goto's will be executed in-order
2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2826	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2551		2827
2552	$self->enter_link;	2828	$self->enter_link;
…		…
2572	($path, $x, $y) = (undef, undef, undef);	2848	($path, $x, $y) = (undef, undef, undef);
2573	}	2849	}
2574	}	2850	}
2575		2851
2576	my $map = eval {	2852	my $map = eval {
2577	my $map = defined $path ? cf::map::find $path : undef;	2853	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2578		2854
2579	if ($map) {	2855	if ($map) {
2580	$map = $map->customise_for ($self);	2856	$map = $map->customise_for ($self);
2581	$map = $check->($map) if $check && $map;	2857	$map = $check->($map, $x, $y, $self) if $check && $map;
2582	} else {	2858	} else {
2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2859	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2584	}	2860	}
2585		2861
2586	$map	2862	$map
…		…
2594	if ($gen == $self->{_goto_generation}) {	2870	if ($gen == $self->{_goto_generation}) {
2595	delete $self->{_goto_generation};	2871	delete $self->{_goto_generation};
2596	$self->leave_link ($map, $x, $y);	2872	$self->leave_link ($map, $x, $y);
2597	}	2873	}
2598		2874
2599	$done->() if $done;	2875	$done->($self) if $done;
2600	})->prio (1);	2876	})->prio (1);
2601	}	2877	}
2602		2878
2603	=item $player_object->enter_exit ($exit_object)	2879	=item $player_object->enter_exit ($exit_object)
2604		2880
…		…
2672	$Coro::current->{desc} = "enter_exit";	2948	$Coro::current->{desc} = "enter_exit";
2673		2949
2674	unless (eval {	2950	unless (eval {
2675	$self->deactivate_recursive; # just to be sure	2951	$self->deactivate_recursive; # just to be sure
2676		2952
2677	# random map handling
2678	{
2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681	prepare_random_map $exit
2682	if $exit->slaying eq "/!";
2683	}
2684
2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2953	my $map = cf::map::normalise $exit->slaying, $exit->map;
2686	my $x = $exit->stats->hp;	2954	my $x = $exit->stats->hp;
2687	my $y = $exit->stats->sp;	2955	my $y = $exit->stats->sp;
		2956
		2957	# special map handling
		2958	my $slaying = $exit->slaying;
		2959
		2960	# special map handling
		2961	if ($slaying eq "/!") {
		2962	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2963
		2964	prepare_random_map $exit
		2965	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2966
		2967	$map = $exit->slaying;
		2968
		2969	} elsif ($slaying eq '!up') {
		2970	$map = $exit->map->tile_path (cf::TILE_UP);
		2971	$x = $exit->x;
		2972	$y = $exit->y;
		2973
		2974	} elsif ($slaying eq '!down') {
		2975	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2976	$x = $exit->x;
		2977	$y = $exit->y;
		2978	}
2688		2979
2689	$self->goto ($map, $x, $y);	2980	$self->goto ($map, $x, $y);
2690		2981
2691	# if exit is damned, update players death & WoR home-position	2982	# if exit is damned, update players death & WoR home-position
2692	$self->contr->savebed ($map, $x, $y)	2983	$self->contr->savebed ($map, $x, $y)
…		…
2697	$self->message ("Something went wrong deep within the deliantra server. "	2988	$self->message ("Something went wrong deep within the deliantra server. "
2698	. "I'll try to bring you back to the map you were before. "	2989	. "I'll try to bring you back to the map you were before. "
2699	. "Please report this to the dungeon master!",	2990	. "Please report this to the dungeon master!",
2700	cf::NDI_UNIQUE | cf::NDI_RED);	2991	cf::NDI_UNIQUE | cf::NDI_RED);
2701		2992
2702	warn "ERROR in enter_exit: $@";	2993	error "ERROR in enter_exit: $@";
2703	$self->leave_link;	2994	$self->leave_link;
2704	}	2995	}
2705	})->prio (1);	2996	})->prio (1);
2706	}	2997	}
2707		2998
…		…
2719	sub cf::client::send_drawinfo {	3010	sub cf::client::send_drawinfo {
2720	my ($self, $text, $flags) = @_;	3011	my ($self, $text, $flags) = @_;
2721		3012
2722	utf8::encode $text;	3013	utf8::encode $text;
2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3014	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3015	}
		3016
		3017	=item $client->send_big_packet ($pkt)
		3018
		3019	Like C<send_packet>, but tries to compress large packets, and fragments
		3020	them as required.
		3021
		3022	=cut
		3023
		3024	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3025
		3026	sub cf::client::send_big_packet {
		3027	my ($self, $pkt) = @_;
		3028
		3029	# try lzf for large packets
		3030	$pkt = "lzf " . Compress::LZF::compress $pkt
		3031	if 1024 <= length $pkt and $self->{can_lzf};
		3032
		3033	# split very large packets
		3034	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3035	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3036	$pkt = "frag";
		3037	}
		3038
		3039	$self->send_packet ($pkt);
2724	}	3040	}
2725		3041
2726	=item $client->send_msg ($channel, $msg, $color, [extra...])	3042	=item $client->send_msg ($channel, $msg, $color, [extra...])
2727		3043
2728	Send a drawinfo or msg packet to the client, formatting the msg for the	3044	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2732		3048
2733	=cut	3049	=cut
2734		3050
2735	# non-persistent channels (usually the info channel)	3051	# non-persistent channels (usually the info channel)
2736	our %CHANNEL = (	3052	our %CHANNEL = (
		3053	"c/motd" => {
		3054	id => "infobox",
		3055	title => "MOTD",
		3056	reply => undef,
		3057	tooltip => "The message of the day",
		3058	},
2737	"c/identify" => {	3059	"c/identify" => {
2738	id => "infobox",	3060	id => "infobox",
2739	title => "Identify",	3061	title => "Identify",
2740	reply => undef,	3062	reply => undef,
2741	tooltip => "Items recently identified",	3063	tooltip => "Items recently identified",
…		…
2743	"c/examine" => {	3065	"c/examine" => {
2744	id => "infobox",	3066	id => "infobox",
2745	title => "Examine",	3067	title => "Examine",
2746	reply => undef,	3068	reply => undef,
2747	tooltip => "Signs and other items you examined",	3069	tooltip => "Signs and other items you examined",
		3070	},
		3071	"c/shopinfo" => {
		3072	id => "infobox",
		3073	title => "Shop Info",
		3074	reply => undef,
		3075	tooltip => "What your bargaining skill tells you about the shop",
2748	},	3076	},
2749	"c/book" => {	3077	"c/book" => {
2750	id => "infobox",	3078	id => "infobox",
2751	title => "Book",	3079	title => "Book",
2752	reply => undef,	3080	reply => undef,
…		…
2768	id => "infobox",	3096	id => "infobox",
2769	title => "Body Parts",	3097	title => "Body Parts",
2770	reply => undef,	3098	reply => undef,
2771	tooltip => "Shows which body parts you posess and are available",	3099	tooltip => "Shows which body parts you posess and are available",
2772	},	3100	},
		3101	"c/statistics" => {
		3102	id => "infobox",
		3103	title => "Statistics",
		3104	reply => undef,
		3105	tooltip => "Shows your primary statistics",
		3106	},
		3107	"c/skills" => {
		3108	id => "infobox",
		3109	title => "Skills",
		3110	reply => undef,
		3111	tooltip => "Shows your experience per skill and item power",
		3112	},
		3113	"c/shopitems" => {
		3114	id => "infobox",
		3115	title => "Shop Items",
		3116	reply => undef,
		3117	tooltip => "Shows the items currently for sale in this shop",
		3118	},
		3119	"c/resistances" => {
		3120	id => "infobox",
		3121	title => "Resistances",
		3122	reply => undef,
		3123	tooltip => "Shows your resistances",
		3124	},
		3125	"c/pets" => {
		3126	id => "infobox",
		3127	title => "Pets",
		3128	reply => undef,
		3129	tooltip => "Shows information abotu your pets/a specific pet",
		3130	},
		3131	"c/perceiveself" => {
		3132	id => "infobox",
		3133	title => "Perceive Self",
		3134	reply => undef,
		3135	tooltip => "You gained detailed knowledge about yourself",
		3136	},
2773	"c/uptime" => {	3137	"c/uptime" => {
2774	id => "infobox",	3138	id => "infobox",
2775	title => "Uptime",	3139	title => "Uptime",
2776	reply => undef,	3140	reply => undef,
2777	tooltip => "How long the server has been running since last restart",	3141	tooltip => "How long the server has been running since last restart",
…		…
2786	id => "party",	3150	id => "party",
2787	title => "Party",	3151	title => "Party",
2788	reply => "gsay ",	3152	reply => "gsay ",
2789	tooltip => "Messages and chat related to your party",	3153	tooltip => "Messages and chat related to your party",
2790	},	3154	},
		3155	"c/death" => {
		3156	id => "death",
		3157	title => "Death",
		3158	reply => undef,
		3159	tooltip => "Reason for and more info about your most recent death",
		3160	},
		3161	"c/say" => $SAY_CHANNEL,
		3162	"c/chat" => $CHAT_CHANNEL,
2791	);	3163	);
2792		3164
2793	sub cf::client::send_msg {	3165	sub cf::client::send_msg {
2794	my ($self, $channel, $msg, $color, @extra) = @_;	3166	my ($self, $channel, $msg, $color, @extra) = @_;
2795		3167
…		…
2800		3172
2801	# check predefined channels, for the benefit of C	3173	# check predefined channels, for the benefit of C
2802	if ($CHANNEL{$channel}) {	3174	if ($CHANNEL{$channel}) {
2803	$channel = $CHANNEL{$channel};	3175	$channel = $CHANNEL{$channel};
2804		3176
2805	$self->ext_msg (channel_info => $channel)	3177	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807
2808	$channel = $channel->{id};	3178	$channel = $channel->{id};
2809		3179
2810	} elsif (ref $channel) {	3180	} elsif (ref $channel) {
2811	# send meta info to client, if not yet sent	3181	# send meta info to client, if not yet sent
2812	unless (exists $self->{channel}{$channel->{id}}) {	3182	unless (exists $self->{channel}{$channel->{id}}) {
2813	$self->{channel}{$channel->{id}} = $channel;	3183	$self->{channel}{$channel->{id}} = $channel;
2814	$self->ext_msg (channel_info => $channel)	3184	$self->ext_msg (channel_info => $channel);
2815	if $self->can_msg;
2816	}	3185	}
2817		3186
2818	$channel = $channel->{id};	3187	$channel = $channel->{id};
2819	}	3188	}
2820		3189
2821	return unless @extra || length $msg;	3190	return unless @extra || length $msg;
2822		3191
2823	if ($self->can_msg) {
2824	# default colour, mask it out	3192	# default colour, mask it out
2825	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3193	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2826	if $color & cf::NDI_DEF;	3194	if $color & cf::NDI_DEF;
2827		3195
2828	my $pkt = "msg "	3196	my $pkt = "msg "
2829	. $self->{json_coder}->encode (	3197	. $self->{json_coder}->encode (
2830	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]	3198	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2831	);	3199	);
2832		3200
2833	# try lzf for large packets
2834	$pkt = "lzf " . Compress::LZF::compress $pkt
2835	if 1024 <= length $pkt and $self->{can_lzf};
2836
2837	# split very large packets
2838	if (8192 < length $pkt and $self->{can_lzf}) {
2839	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2840	$pkt = "frag";
2841	}
2842
2843	$self->send_packet ($pkt);	3201	$self->send_big_packet ($pkt);
2844	} else {
2845	if ($color >= 0) {
2846	# replace some tags by gcfclient-compatible ones
2847	for ($msg) {
2848	1 while
2849	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2850	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2851	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2852	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2853	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2854	}
2855
2856	$color &= cf::NDI_COLOR_MASK;
2857
2858	utf8::encode $msg;
2859
2860	if (0 && $msg =~ /\[/) {
2861	# COMMAND/INFO
2862	$self->send_packet ("drawextinfo $color 10 8 $msg")
2863	} else {
2864	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2865	$self->send_packet ("drawinfo $color $msg")
2866	}
2867	}
2868	}
2869	}	3202	}
2870		3203
2871	=item $client->ext_msg ($type, @msg)	3204	=item $client->ext_msg ($type, @msg)
2872		3205
2873	Sends an ext event to the client.	3206	Sends an ext event to the client.
…		…
2876		3209
2877	sub cf::client::ext_msg($$@) {	3210	sub cf::client::ext_msg($$@) {
2878	my ($self, $type, @msg) = @_;	3211	my ($self, $type, @msg) = @_;
2879		3212
2880	if ($self->extcmd == 2) {	3213	if ($self->extcmd == 2) {
2881	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3214	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2882	} elsif ($self->extcmd == 1) { # TODO: remove	3215	} elsif ($self->extcmd == 1) { # TODO: remove
2883	push @msg, msgtype => "event_$type";	3216	push @msg, msgtype => "event_$type";
2884	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3217	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2885	}	3218	}
2886	}	3219	}
2887		3220
2888	=item $client->ext_reply ($msgid, @msg)	3221	=item $client->ext_reply ($msgid, @msg)
2889		3222
…		…
2892	=cut	3225	=cut
2893		3226
2894	sub cf::client::ext_reply($$@) {	3227	sub cf::client::ext_reply($$@) {
2895	my ($self, $id, @msg) = @_;	3228	my ($self, $id, @msg) = @_;
2896		3229
2897	if ($self->extcmd == 2) {	3230	return unless $self->extcmd == 2;
		3231
2898	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3232	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2899	} elsif ($self->extcmd == 1) {
2900	#TODO: version 1, remove
2901	unshift @msg, msgtype => "reply", msgid => $id;
2902	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2903	}
2904	}	3233	}
2905		3234
2906	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2907		3236
2908	Queues a query to the client, calling the given callback with	3237	Queues a query to the client, calling the given callback with
…		…
2963	my ($ns, $buf) = @_;	3292	my ($ns, $buf) = @_;
2964		3293
2965	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3294	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2966		3295
2967	if (ref $msg) {	3296	if (ref $msg) {
2968	my ($type, $reply, @payload) =	3297	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2969	"ARRAY" eq ref $msg
2970	? @$msg
2971	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2972		3298
2973	my @reply;	3299	my @reply;
2974		3300
2975	if (my $cb = $EXTICMD{$type}) {	3301	if (my $cb = $EXTICMD{$type}) {
2976	@reply = $cb->($ns, @payload);	3302	@reply = $cb->($ns, @payload);
…		…
2978		3304
2979	$ns->ext_reply ($reply, @reply)	3305	$ns->ext_reply ($reply, @reply)
2980	if $reply;	3306	if $reply;
2981		3307
2982	} else {	3308	} else {
2983	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2984	}	3310	}
2985		3311
2986	cf::override;	3312	cf::override;
2987	},	3313	},
2988	);	3314	);
…		…
3008		3334
3009	$coro	3335	$coro
3010	}	3336	}
3011		3337
3012	cf::client->attach (	3338	cf::client->attach (
3013	on_destroy => sub {	3339	on_client_destroy => sub {
3014	my ($ns) = @_;	3340	my ($ns) = @_;
3015		3341
3016	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3017	},	3343	},
3018	);	3344	);
…		…
3034	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
3035		3361
3036	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
3037		3363
3038	$safe->permit_only (Opcode::opset qw(	3364	$safe->permit_only (Opcode::opset qw(
3039	:base_core :base_mem :base_orig :base_math	3365	:base_core :base_mem :base_orig :base_math :base_loop
3040	grepstart grepwhile mapstart mapwhile	3366	grepstart grepwhile mapstart mapwhile
3041	sort time	3367	sort time
3042	));	3368	));
3043		3369
3044	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
…		…
3048	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
3049		3375
3050	cf::object	3376	cf::object
3051	contr pay_amount pay_player map x y force_find force_add destroy	3377	contr pay_amount pay_player map x y force_find force_add destroy
3052	insert remove name archname title slaying race decrease split	3378	insert remove name archname title slaying race decrease split
		3379	value
3053		3380
3054	cf::object::player	3381	cf::object::player
3055	player	3382	player
3056		3383
3057	cf::player	3384	cf::player
…		…
3063	=cut	3390	=cut
3064		3391
3065	for (	3392	for (
3066	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3067	insert remove inv nrof name archname title slaying race	3394	insert remove inv nrof name archname title slaying race
3068	decrease split destroy change_exp)],	3395	decrease split destroy change_exp value msg lore send_msg)],
3069	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
3070	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
3071	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
3072	) {	3399	) {
3073	no strict 'refs';
3074	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
3075	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3076	for @funs;	3402	for @funs;
3077	}	3403	}
3078		3404
…		…
3093		3419
3094	my $qcode = $code;	3420	my $qcode = $code;
3095	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3096	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
3097		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
3098	local $_;	3427	local $_;
3099	local @safe::cf::_safe_eval_args = values %vars;
3100		3428
3101	my $eval =	3429	my $eval =
3102	"do {\n"	3430	"do {\n"
3103	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3104	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
3105	. $code	3433	. $code
3106	. "\n}"	3434	. "\n}"
3107	;	3435	;
3108		3436
		3437	if ($CFG{safe_eval}) {
3109	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
3110	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3111	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
3112		3446
3113	if ($@) {	3447	if ($@) {
3114	warn "$@";	3448	warn "$@",
3115	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
3116	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
3117	}	3451	}
3118		3452
3119	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
3120	}	3454	}
3121		3455
…		…
3135	=cut	3469	=cut
3136		3470
3137	sub register_script_function {	3471	sub register_script_function {
3138	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
3139		3473
3140	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
3141	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
3142	}	3476	}
3143		3477
3144	=back	3478	=back
3145		3479
3146	=cut	3480	=cut
…		…
3155	# for this (global event?)	3489	# for this (global event?)
3156	%ext::player_env::MUSIC_FACE_CACHE = ();	3490	%ext::player_env::MUSIC_FACE_CACHE = ();
3157		3491
3158	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3159		3493
3160	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
3161		3495
3162	my $facedata;	3496	my $facedata = decode_storable load_file $path;
3163	0 < aio_load $path, $facedata
3164	or die "$path: $!";
3165
3166	$facedata = Coro::Storable::thaw $facedata;
3167		3497
3168	$facedata->{version} == 2	3498	$facedata->{version} == 2
3169	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
3170		3500
3171	# patch in the exptable	3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3172	$facedata->{resource}{"res/exp_table"} = {	3503	$facedata->{resource}{"res/exp_table"} = {
3173	type => FT_RSRC,	3504	type => FT_RSRC,
3174	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
3175	};	3507	};
3176	cf::cede_to_tick;	3508	cf::cede_to_tick;
3177		3509
3178	{	3510	{
3179	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
…		…
3181	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3183		3515
3184	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
3185	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
3186	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3187	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
3188		3521
3189	cf::cede_to_tick;	3522	cf::cede_to_tick;
3190	}	3523	}
3191		3524
3192	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
…		…
3197		3530
3198	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
3199	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
3200	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3201	} else {	3534	} else {
3202	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
3203	}	3536	}
3204		3537
3205	cf::cede_to_tick;	3538	cf::cede_to_tick;
3206	}	3539	}
3207	}	3540	}
…		…
3216		3549
3217	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
3218	}	3551	}
3219		3552
3220	{	3553	{
3221	# TODO: for gcfclient pleasure, we should give resources
3222	# that gcfclient doesn't grok a >10000 face index.
3223	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
3224		3555
3225	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
3226	if (defined $info->{type}) {	3557	if (defined (my $type = $info->{type})) {
		3558	# TODO: different hash - must free and use new index, or cache ixface data queue
3227	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3228	my $data;
3229		3560
3230	if ($info->{type} & 1) {	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3231	# prepend meta info
3232
3233	my $meta = $enc->encode ({
3234	name => $name,
3235	%{ $info->{meta} || {} },
3236	});
3237
3238	$data = pack "(w/a*)*", $meta, $info->{data};
3239	} else {
3240	$data = $info->{data};
3241	}
3242
3243	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3244	cf::face::set_type $idx, $info->{type};	3562	cf::face::set_type $idx, $type;
		3563	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3245	} else {	3564	} else {
3246	$RESOURCE{$name} = $info;	3565	# $RESOURCE{$name} = $info; # unused
3247	}	3566	}
3248		3567
3249	cf::cede_to_tick;	3568	cf::cede_to_tick;
3250	}	3569	}
3251	}	3570	}
3252		3571
3253	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3572	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3254		3573
3255	1	3574	1
3256	}	3575	}
3257
3258	cf::global->attach (on_resource_update => sub {
3259	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3260	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3261
3262	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3263	my $sound = $soundconf->{compat}[$_]
3264	or next;
3265
3266	my $face = cf::face::find "sound/$sound->[1]";
3267	cf::sound::set $sound->[0] => $face;
3268	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3269	}
3270
3271	while (my ($k, $v) = each %{$soundconf->{event}}) {
3272	my $face = cf::face::find "sound/$v";
3273	cf::sound::set $k => $face;
3274	}
3275	}
3276	});
3277		3576
3278	register_exticmd fx_want => sub {	3577	register_exticmd fx_want => sub {
3279	my ($ns, $want) = @_;	3578	my ($ns, $want) = @_;
3280		3579
3281	while (my ($k, $v) = each %$want) {	3580	while (my ($k, $v) = each %$want) {
…		…
3320	sub reload_treasures {	3619	sub reload_treasures {
3321	load_resource_file "$DATADIR/treasures"	3620	load_resource_file "$DATADIR/treasures"
3322	or die "unable to load treasurelists\n";	3621	or die "unable to load treasurelists\n";
3323	}	3622	}
3324		3623
		3624	sub reload_sound {
		3625	trace "loading sound config from $DATADIR/sound\n";
		3626
		3627	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3628
		3629	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3630	my $sound = $soundconf->{compat}[$_]
		3631	or next;
		3632
		3633	my $face = cf::face::find "sound/$sound->[1]";
		3634	cf::sound::set $sound->[0] => $face;
		3635	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3636	}
		3637
		3638	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3639	my $face = cf::face::find "sound/$v";
		3640	cf::sound::set $k => $face;
		3641	}
		3642	}
		3643
3325	sub reload_resources {	3644	sub reload_resources {
3326	warn "reloading resource files...\n";	3645	trace "reloading resource files...\n";
3327		3646
		3647	reload_exp_table;
		3648	reload_materials;
3328	reload_facedata;	3649	reload_facedata;
		3650	reload_sound;
3329	reload_archetypes;	3651	reload_archetypes;
3330	reload_regions;	3652	reload_regions;
3331	reload_treasures;	3653	reload_treasures;
3332		3654
3333	warn "finished reloading resource files\n";	3655	trace "finished reloading resource files\n";
3334	}
3335
3336	sub init {
3337	my $guard = freeze_mainloop;
3338
3339	evthread_start IO::AIO::poll_fileno;
3340
3341	reload_resources;
3342	}	3656	}
3343		3657
3344	sub reload_config {	3658	sub reload_config {
3345	open my $fh, "<:utf8", "$CONFDIR/config"	3659	trace "reloading config file...\n";
3346	or return;
3347		3660
3348	local $/;	3661	my $config = load_file "$CONFDIR/config";
3349	*CFG = YAML::Load <$fh>;	3662	utf8::decode $config;
		3663	*CFG = decode_yaml $config;
3350		3664
3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3665	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3352		3666
3353	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3667	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3354	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3668	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3355		3669
3356	if (exists $CFG{mlockall}) {	3670	if (exists $CFG{mlockall}) {
…		…
3379		3693
3380	seek $fh, 0, 0;	3694	seek $fh, 0, 0;
3381	print $fh $$;	3695	print $fh $$;
3382	}	3696	}
3383		3697
		3698	sub main_loop {
		3699	trace "EV::loop starting\n";
		3700	if (1) {
		3701	EV::loop;
		3702	}
		3703	trace "EV::loop returned\n";
		3704	goto &main_loop unless $REALLY_UNLOOP;
		3705	}
		3706
3384	sub main {	3707	sub main {
3385	atomic;	3708	cf::init_globals; # initialise logging
		3709
		3710	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3711	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3712	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3713	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3714
		3715	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3386		3716
3387	# we must not ever block the main coroutine	3717	# we must not ever block the main coroutine
3388	local $Coro::idle = sub {	3718	local $Coro::idle = sub {
3389	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3719	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3390	(async {	3720	(async {
3391	$Coro::current->{desc} = "IDLE BUG HANDLER";	3721	$Coro::current->{desc} = "IDLE BUG HANDLER";
3392	EV::loop EV::LOOP_ONESHOT;	3722	EV::loop EV::LOOP_ONESHOT;
3393	})->prio (Coro::PRIO_MAX);	3723	})->prio (Coro::PRIO_MAX);
3394	};	3724	};
3395		3725
3396	{	3726	evthread_start IO::AIO::poll_fileno;
3397	my $guard = freeze_mainloop;	3727
		3728	cf::sync_job {
		3729	cf::incloader::init ();
		3730
		3731	cf::init_anim;
		3732	cf::init_attackmess;
		3733	cf::init_dynamic;
		3734
		3735	cf::load_settings;
		3736
		3737	reload_resources;
3398	reload_config;	3738	reload_config;
3399	db_init;	3739	db_init;
		3740
		3741	cf::init_uuid;
		3742	cf::init_signals;
		3743	cf::init_skills;
		3744
		3745	cf::init_beforeplay;
		3746
		3747	atomic;
		3748
3400	load_extensions;	3749	load_extensions;
3401		3750
3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3403	}
3404
3405	utime time, time, $RUNTIMEFILE;	3751	utime time, time, $RUNTIMEFILE;
3406		3752
3407	# no (long-running) fork's whatsoever before this point(!)	3753	# no (long-running) fork's whatsoever before this point(!)
		3754	use POSIX ();
3408	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};	3755	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3409		3756
3410	EV::loop;	3757	cf::_post_init 0;
		3758	};
		3759
		3760	cf::object::thawer::errors_are_fatal 0;
		3761	info "parse errors in files are no longer fatal from this point on.\n";
		3762
		3763	AE::postpone {
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
3411	}	3768	}
3412		3769
3413	#############################################################################	3770	#############################################################################
3414	# initialisation and cleanup	3771	# initialisation and cleanup
3415		3772
3416	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
3417	BEGIN {	3774	BEGIN {
3418	our %SIGWATCHER = ();	3775	our %SIGWATCHER = ();
3419	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
3420	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3421	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
3422	};	3779	};
3423	}	3780	}
3424	}	3781	}
3425		3782
3426	sub write_runtime_sync {	3783	sub write_runtime_sync {
		3784	my $t0 = AE::time;
		3785
3427	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
3428	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
3429		3788
3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3431		3790
3432	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
3433		3792
3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3435	or return;	3794	or return;
3436		3795
3437	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
3438	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
3439	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
3452	or return;	3811	or return;
3453		3812
3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3455	and return;	3814	and return;
3456		3815
3457	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3458		3817
3459	1	3818	1
3460	}	3819	}
3461		3820
3462	our $uuid_lock;	3821	our $uuid_lock;
…		…
3471	my $uuid = "$LOCALDIR/uuid";	3830	my $uuid = "$LOCALDIR/uuid";
3472		3831
3473	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3474	or return;	3833	or return;
3475		3834
3476	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
3477	$uuid_skip = 0;	3843	$uuid_skip = 0;
3478		3844
3479	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3480	and return;	3846	and return;
3481		3847
…		…
3487	or return;	3853	or return;
3488		3854
3489	aio_rename "$uuid~", $uuid	3855	aio_rename "$uuid~", $uuid
3490	and return;	3856	and return;
3491		3857
3492	warn "uuid file written ($value).\n";	3858	trace "uuid file written ($value).\n";
3493		3859
3494	1	3860	1
3495		3861
3496	}	3862	}
3497		3863
…		…
3503	}	3869	}
3504		3870
3505	sub emergency_save() {	3871	sub emergency_save() {
3506	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
3507		3873
3508	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
3509		3880
3510	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
3511	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
3512	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
3513	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
3514	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
3515	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
3516	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
3517	$pl->valid or next;	3890	$pl->valid or next;
3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3519	$pl->save;	3892	$pl->save;
3520	}	3893	}
3521	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
3522		3895
3523	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
3524	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
3525	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
3526	$map->valid or next;	3901	$map->valid or next;
3527	$map->save;	3902	$map->save;
3528	}	3903	}
3529	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
3530		3905
3531	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
3532	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
3533	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
3534		3911
3535	warn "begin write uuid\n";	3912	info "emergency_perl_save: begin write uuid\n";
3536	write_uuid_sync 1;	3913	write_uuid_sync 1;
3537	warn "end write uuid\n";	3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
3538	};	3934	};
3539		3935
3540	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
3541	}	3937	}
3542		3938
3543	sub post_cleanup {	3939	sub post_cleanup {
3544	my ($make_core) = @_;	3940	my ($make_core) = @_;
3545		3941
		3942	IO::AIO::flush;
		3943
3546	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
3547	if $make_core;	3945	if $make_core;
3548		3946
3549	my $fh = pidfile;	3947	my $fh = pidfile;
3550	unlink $PIDFILE if <$fh> == $$;	3948	unlink $PIDFILE if <$fh> == $$;
3551	}	3949	}
…		…
3571	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};	3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3572	for my $name (keys %$leaf_symtab) {	3970	for my $name (keys %$leaf_symtab) {
3573	_gv_clear *{"$pkg$name"};	3971	_gv_clear *{"$pkg$name"};
3574	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};	3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3575	}	3973	}
3576	warn "cleared package #$pkg\n";#d#
3577	}	3974	}
3578
3579	our $RELOAD; # how many times to reload
3580		3975
3581	sub do_reload_perl() {	3976	sub do_reload_perl() {
3582	# can/must only be called in main	3977	# can/must only be called in main
3583	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
3584	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
3585	return;	3980	return;
3586	}	3981	}
3587		3982
3588	return if $RELOAD++;	3983	return if $RELOAD++;
3589		3984
		3985	my $t1 = AE::time;
		3986
3590	while ($RELOAD) {	3987	while ($RELOAD) {
3591	warn "reloading...";	3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
3592		3990
3593	warn "entering sync_job";	3991	trace "perl_reload: entering sync_job";
3594		3992
3595	cf::sync_job {	3993	cf::sync_job {
3596	cf::write_runtime_sync; # external watchdog should not bark
3597	cf::emergency_save;	3994	#cf::emergency_save;
3598	cf::write_runtime_sync; # external watchdog should not bark
3599		3995
3600	warn "syncing database to disk";
3601	BDB::db_env_txn_checkpoint $DB_ENV;
3602
3603	# if anything goes wrong in here, we should simply crash as we already saved
3604
3605	warn "flushing outstanding aio requests";
3606	while (IO::AIO::nreqs || BDB::nreqs) {
3607	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3608	}
3609
3610	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
3611	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3612	%EXT_CORO = ();	3998	%EXT_CORO = ();
3613		3999
3614	warn "removing commands";	4000	trace "perl_reload: removing commands";
3615	%COMMAND = ();	4001	%COMMAND = ();
3616		4002
3617	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3618	%EXTCMD = ();	4004	%EXTCMD = ();
3619	%EXTICMD = ();	4005	%EXTICMD = ();
3620		4006
3621	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3622	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3623	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3624		4010
3625	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3626	eval {	4012	eval {
3627	$cb->($pkg);	4013	$cb->($pkg);
3628	1	4014	1
3629	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
3630	}	4016	}
3631		4017
3632	warn "... clearing $pkg";	4018	trace "... clearing $pkg";
3633	clear_package $pkg;	4019	clear_package $pkg;
3634	}	4020	}
3635		4021
3636	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3637	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3639		4025
3640	warn "... unloading $k";	4026	trace "... unloading $k";
3641	delete $INC{$k};	4027	delete $INC{$k};
3642		4028
3643	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3644	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3645		4031
…		…
3648	}	4034	}
3649		4035
3650	clear_package $k;	4036	clear_package $k;
3651	}	4037	}
3652		4038
3653	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3654	clear_package "safe::$_"	4040	clear_package "safe::$_"
3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3656		4042
3657	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3658	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3659	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3660		4046
3661	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3662	# and global variables created in xs	4048	# and global variables created in xs
3663	#clear_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3664		4050
3665	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3666		4052
3667	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3668	require cf;	4054	require cf;
3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3670		4056
3671	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3672	cf::reload_config;	4058	cf::reload_config;
3673		4059
3674	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3675	cf::load_extensions;	4061	cf::load_extensions;
3676		4062
		4063	if ($REATTACH_ON_RELOAD) {
3677	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3678	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3679	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3680	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3681	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3682	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
3683		4071
3684	warn "leaving sync_job";	4072	cf::_post_init 1;
		4073
		4074	trace "perl_reload: leaving sync_job";
3685		4075
3686	1	4076	1
3687	} or do {	4077	} or do {
3688	warn $@;	4078	error $@;
3689	cf::cleanup "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
3690	};	4080	};
3691		4081
3692	warn "reloaded";
3693	--$RELOAD;	4082	--$RELOAD;
3694	}	4083	}
		4084
		4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
3695	};	4087	};
3696		4088
3697	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3698		4090
3699	sub reload_perl() {	4091	sub reload_perl() {
3700	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
3701	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3702		4094
		4095	$RELOAD_WATCHER ||= cf::async {
		4096	Coro::AIO::aio_wait cache_extensions;
		4097
3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3704	do_reload_perl;	4099	do_reload_perl;
3705	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
		4101	};
3706	};	4102	};
3707	}	4103	}
3708		4104
3709	register_command "reload" => sub {	4105	register_command "reload" => sub {
3710	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
…		…
3716	reload_perl;	4112	reload_perl;
3717	};	4113	};
3718	}	4114	}
3719	};	4115	};
3720		4116
3721	unshift @INC, $LIBDIR;	4117	#############################################################################
3722		4118
3723	my $bug_warning = 0;	4119	my $bug_warning = 0;
3724		4120
3725	our @WAIT_FOR_TICK;
3726	our @WAIT_FOR_TICK_BEGIN;
3727
3728	sub wait_for_tick {	4121	sub wait_for_tick() {
3729	return if tick_inhibit || $Coro::current == $Coro::main;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3730		4123
3731	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3732	push @WAIT_FOR_TICK, $signal;
3733	$signal->wait;
3734	}	4125	}
3735		4126
3736	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3737	return if tick_inhibit || $Coro::current == $Coro::main;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3738		4129
3739	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3740	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3741	$signal->wait;	4132	$signal->wait;
3742	}	4133	}
…		…
3746	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3747	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3748	return;	4139	return;
3749	}	4140	}
3750		4141
3751	cf::server_tick; # one server iteration	4142	cf::one_tick; # one server iteration
		4143
		4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3752		4145
3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3755	Coro::async_pool {	4148	Coro::async_pool {
3756	$Coro::current->{desc} = "runtime saver";	4149	$Coro::current->{desc} = "runtime saver";
3757	write_runtime_sync	4150	write_runtime_sync
3758	or warn "ERROR: unable to write runtime file: $!";	4151	or error "ERROR: unable to write runtime file: $!";
3759	};	4152	};
3760	}	4153	}
3761		4154
3762	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3763	$sig->send;	4156	$sig->send;
3764	}	4157	}
3765	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3766	$sig->send;
3767	}
3768		4159
3769	$LOAD = ($NOW - $TICK_START) / $TICK;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3770	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3771		4162
3772	if (0) {	4163	if (0) {
3773	if ($NEXT_TICK) {	4164	if ($NEXT_TICK) {
3774	my $jitter = $TICK_START - $NEXT_TICK;	4165	my $jitter = $TICK_START - $NEXT_TICK;
3775	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3776	warn "jitter $JITTER\n";#d#	4167	debug "jitter $JITTER\n";#d#
3777	}	4168	}
3778	}	4169	}
3779	}	4170	}
3780		4171
3781	{	4172	{
3782	# configure BDB	4173	# configure BDB
3783		4174
3784	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3785	BDB::max_poll_reqs $TICK * 0.1;	4176	BDB::max_poll_reqs $TICK * 0.1;
3786	$AnyEvent::BDB::WATCHER->priority (1);	4177	#$AnyEvent::BDB::WATCHER->priority (1);
3787		4178
3788	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3789	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
3790	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);	4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3791	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;	4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
…		…
3826	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3827	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3828	undef $AnyEvent::AIO::WATCHER;	4219	undef $AnyEvent::AIO::WATCHER;
3829	}	4220	}
3830		4221
3831	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3832		4224
3833	sub _log_backtrace {	4225	sub _log_backtrace {
3834	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3835		4227
3836	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3837		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3838	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3839	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3840	++$_log_backtrace;	4236	++$_log_backtrace;
3841	my $perl_bt = Carp::longmess $msg;	4237	my $perl_bt = Carp::longmess $msg;
3842	async {	4238	async {
3843	$Coro::current->{desc} = "abt $msg";	4239	$Coro::current->{desc} = "abt $msg";
3844		4240
…		…
3864	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3865	--$_log_backtrace;	4261	--$_log_backtrace;
3866	};	4262	};
3867	} else {	4263	} else {
3868	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3869	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3870	}	4266	}
3871	}	4267	}
3872		4268
3873	# load additional modules	4269	# load additional modules
3874	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3875		4272
3876	END { cf::emergency_save }	4273	END { cf::emergency_save }
3877		4274
3878	1	4275	1
3879		4276

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