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Revision 1.419 by root, Sun Apr 13 01:34:09 2008 UTC vs.
Revision 1.494 by root, Mon Oct 26 05:18:00 2009 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 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
		25	use 5.10.0;
24	use utf8;	26	use utf8;
25	use strict;	27	use strict qw(vars subs);
26		28
27	use Symbol;	29	use Symbol;
28	use List::Util;	30	use List::Util;
29	use Socket;	31	use Socket;
30	use EV 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;	58	use Digest::MD5;
52	use Fcntl;	59	use Fcntl;
53	use YAML ();	60	use YAML::XS ();
54	use IO::AIO 2.51 ();	61	use IO::AIO ();
55	use Time::HiRes;	62	use Time::HiRes;
56	use Compress::LZF;	63	use Compress::LZF;
57	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
58		67
59	# configure various modules to our taste	68	# configure various modules to our taste
60	#	69	#
61	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		78
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		81
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		83
69	our %COMMAND = ();	84	our %COMMAND = ();
70	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	88	our %EXTCMD = ();
74	our %EXTICMD = ();	89	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
77		92
78	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
80		97
81	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	99	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
92	our %RESOURCE;	112	our %RESOURCE;
93		113
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	116	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		118
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	122	our $DB_ENV;
105		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
106	our %CFG;	126	our %CFG;
107		127
108	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	129	our $RUNTIME;
110	our $NOW;	130	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	139	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	141	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
123		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
		148
124	binmode STDOUT;	149	binmode STDOUT;
125	binmode STDERR;	150	binmode STDERR;
126		151
127	# read virtual server time, if available	152	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
132	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
133		160
134	mkdir $_	161	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		163
137	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
138		165
139	sub cf::map::normalise;	166	sub cf::map::normalise;
		167
		168	#############################################################################
		169
		170	%REFLECT = ();
		171	for (@REFLECT) {
		172	my $reflect = JSON::XS::decode_json $_;
		173	$REFLECT{$reflect->{class}} = $reflect;
		174	}
		175
		176	# this is decidedly evil
		177	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		178
141	#############################################################################	179	#############################################################################
142		180
143	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
144		182
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	229	returns directly I<after> the tick processing (and consequently, can only wake one process
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	230	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		231
194	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
195		233
196	This array contains the results of the last C<invoke ()> call. When	234	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	236	that call.
199		237
		238	=item %cf::REFLECT
		239
		240	Contains, for each (C++) class name, a hash reference with information
		241	about object members (methods, scalars, arrays and flags) and other
		242	metadata, which is useful for introspection.
		243
200	=back	244	=back
201		245
202	=cut	246	=cut
203		247
204	BEGIN {	248	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	249	my $msg = join "", @_;
207		250
208	$msg .= "\n"	251	$msg .= "\n"
209	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
210		253
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		255
213	LOG llevError, $msg;	256	LOG llevError, $msg;
214	};	257	};
215	}
216		258
217	$Coro::State::DIEHOOK = sub {	259	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
219		263
220	if ($Coro::current == $Coro::main) {#d#	264	if ($Coro::current == $Coro::main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	266	return;#d#
223	}#d#	267	}#d#
224		268
225	# kill coroutine otherwise	269	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	270	Coro::terminate
228	};	271	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		272
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	283	for my $pkg (qw(
243	cf::global cf::attachable	284	cf::global cf::attachable
244	cf::object cf::object::player	285	cf::object cf::object::player
245	cf::client cf::player	286	cf::client cf::player
246	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
247	cf::map cf::party cf::region	289	cf::party cf::region
248	)) {	290	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	292	}
252		293
253	$EV::DIED = sub {	294	$EV::DIED = sub {
254	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
255	};	296	};
256		297
257	#############################################################################	298	#############################################################################
258		299
259	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		338
298	sub encode_json($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
300		341
		342	=item cf::post_init { BLOCK }
		343
		344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		345	but I<before> the server starts ticking again.
		346
		347	The cdoeblock will have a single boolean argument to indicate whether this
		348	is a reload or not.
		349
		350	=cut
		351
		352	sub post_init(&) {
		353	push @POST_INIT, shift;
		354	}
		355
301	=item cf::lock_wait $string	356	=item cf::lock_wait $string
302		357
303	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
304		359
305	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
306		361
307	Wait until the given lock is available and then acquires it and returns	362	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	363	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
310	returned.	365	returned.
311		366
312	Locks are *not* recursive, locking from the same coro twice results in a	367	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	368	deadlocked coro.
…		…
319		374
320	Return true if the lock is currently active, i.e. somebody has locked it.	375	Return true if the lock is currently active, i.e. somebody has locked it.
321		376
322	=cut	377	=cut
323		378
324	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		380
327	sub lock_wait($) {	381	sub lock_wait($) {
328	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	383	}
341		384
342	sub lock_acquire($) {	385	sub lock_acquire($) {
343	my ($key) = @_;	386	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	387	}
357		388
358	sub lock_active($) {	389	sub lock_active($) {
359	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	391	}
363		392
364	sub freeze_mainloop {	393	sub freeze_mainloop {
365	tick_inhibit_inc;	394	tick_inhibit_inc;
366		395
367	Coro::guard \&tick_inhibit_dec;	396	&Guard::guard (\&tick_inhibit_dec);
368	}	397	}
369		398
370	=item cf::periodic $interval, $cb	399	=item cf::periodic $interval, $cb
371		400
372	Like EV::periodic, but randomly selects a starting point so that the actions	401	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
427	}	456	}
428	}	457	}
429	};	458	};
430		459
431	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
432	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
433		464
434	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
435	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
436		467
…		…
722		753
723	#############################################################################	754	#############################################################################
724		755
725	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
726		757
727	Many objects in crossfire are so-called attachable objects. That means you can	758	Many objects in deliantra are so-called attachable objects. That means you can
728	attach callbacks/event handlers (a collection of which is called an "attachment")	759	attach callbacks/event handlers (a collection of which is called an "attachment")
729	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
730		761
731	In the following description, CLASS can be any of C<global>, C<object>	762	In the following description, CLASS can be any of C<global>, C<object>
732	C<player>, C<client> or C<map> (i.e. the attachable objects in	763	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
782	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
783		814
784	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
786		817
787	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
788	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
789		820
790	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
791		822
792	=over 4	823	=over 4
…		…
1083		1114
1084	sub reattach {	1115	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1117	my ($obj) = @_;
1087		1118
		1119	# no longer needed after getting rid of delete_package?
1088	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1120	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1089		1121
1090	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1091		1123
1092	@$registry = ();	1124	@$registry = ();
1093		1125
…		…
1139	utf8::decode (my $decname = $filename);	1171	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1142		1174
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	aio_fsync $fh if $cf::USE_FSYNC;	1178	if ($cf::USE_FSYNC) {
		1179	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;
		1180	aio_fsync $fh;
		1181	}
1147	close $fh;	1182	aio_close $fh;
1148		1183
1149	if (@$objs) {	1184	if (@$objs) {
1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1185	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1151	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1154	aio_fsync $fh if $cf::USE_FSYNC;	1189	if ($cf::USE_FSYNC) {
		1190	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;
		1191	aio_fsync $fh;
		1192	}
1155	close $fh;	1193	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1195	}
1158	} else {	1196	} else {
1159	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1160	}	1198	}
1161		1199
1162	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1204	} else {
1164	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1165	}	1206	}
1166	} else {	1207	} else {
1167	aio_unlink $filename;	1208	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1169	}	1210	}
…		…
1260	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1261		1302
1262	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1263	}	1304	}
1264		1305
		1306	use File::Glob ();
		1307
1265	cf::player->attach (	1308	cf::player->attach (
1266	on_command => sub {	1309	on_command => sub {
1267	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1268		1311
1269	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1301		1344
1302	cf::override;	1345	cf::override;
1303	},	1346	},
1304	);	1347	);
1305		1348
		1349	# "readahead" all extensions
		1350	sub cache_extensions {
		1351	my $grp = IO::AIO::aio_group;
		1352
		1353	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1354	for (grep /\.ext$/, @{$_[0]}) {
		1355	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1356	}
		1357	};
		1358
		1359	$grp
		1360	}
		1361
1306	sub load_extensions {	1362	sub load_extensions {
1307	cf::sync_job {	1363	cf::sync_job {
1308	my %todo;	1364	my %todo;
1309		1365
1310	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1329		1385
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1388
1333	$ext{source} =	1389	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1335	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1336	. $source	1392	. $source
1337	. "\n};\n1";	1393	. "\n};\n1";
1338		1394
1339	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1379		1435
1380	=back	1436	=back
1381		1437
1382	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1383		1439
1384	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1385		1441
1386	=cut	1442	=cut
1387		1443
1388	package cf::player;	1444	package cf::player;
1389		1445
…		…
1432		1488
1433	sub exists($) {	1489	sub exists($) {
1434	my ($login) = @_;	1490	my ($login) = @_;
1435		1491
1436	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1438	}	1494	}
1439		1495
1440	sub find($) {	1496	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1498	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1510	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1511	or return;
1456		1512
1457	my $pl = cf::player::load_pl $f	1513	my $pl = cf::player::load_pl $f
1458	or return;	1514	or return;
		1515
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1516	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1517	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1462	}	1519	}
1463	}	1520	}
…		…
1473		1530
1474	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1475		1532
1476	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
		1535
		1536	cf::get_slot 0.01;
1478		1537
1479	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1539	cf::cede_to_tick;
1481	}	1540	}
1482		1541
…		…
1514	my ($pl) = @_;	1573	my ($pl) = @_;
1515		1574
1516	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1517		1576
1518	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1579
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1522	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1524	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1525		1586
1526	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1566		1627
1567	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
1568	my $path = path $login;	1629	my $path = path $login;
1569		1630
1570	# a .pst is a dead give-away for a valid player	1631	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1637	}
1576		1638
…		…
1607	}	1669	}
1608		1670
1609	\@paths	1671	\@paths
1610	}	1672	}
1611		1673
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1675
1614	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704		1677
1705	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1706		1679
1707	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1708		1681
…		…
1921		1894
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1924	}	1897	}
1925		1898
1926	# and all this just because we cannot iterate over
1927	# all maps in C++...
1928	sub change_all_map_light {
1929	my ($change) = @_;
1930
1931	$_->change_map_light ($change)
1932	for grep $_->outdoor, values %cf::MAP;
1933	}
1934
1935	sub decay_objects {	1899	sub decay_objects {
1936	my ($self) = @_;	1900	my ($self) = @_;
1937		1901
1938	return if $self->{deny_reset};	1902	return if $self->{deny_reset};
1939		1903
…		…
2021	sub find {	1985	sub find {
2022	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
2023		1987
2024	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
2025		1989
2026	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
2028		1992
2029	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
2030	my $guard1 = cf::lock_acquire "map_find:$path";
2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2032
2033	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
2034	or return;	1995	or return;
2035		1996
2036	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
2037		1998
…		…
2039	or return;	2000	or return;
2040		2001
2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
2043	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
2044	undef $guard1;	2006	undef $guard1;
2045	undef $guard2;
2046	$map->reset;	2007	$map->reset;
2047	return find $path;	2008	return find $path;
2048	}	2009	}
2049		2010
2050	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
…		…
2077	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
2078	$f->skip_block;	2039	$f->skip_block;
2079	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
2080	or return;	2041	or return;
2081		2042
2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
2083	if delete $self->{load_original};	2044	if delete $self->{load_original};
2084		2045
2085	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
2086	utf8::encode $uniq;	2047	utf8::encode $uniq;
2087	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
2105	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
2106	$self->decay_objects;	2067	$self->decay_objects;
2107	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
2108	$self->update_buttons;	2069	$self->update_buttons;
2109	cf::cede_to_tick;	2070	cf::cede_to_tick;
2110	$self->set_darkness_map;
2111	cf::cede_to_tick;
2112	$self->activate;	2071	$self->activate;
2113	}	2072	}
2114		2073
2115	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
2116	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
2117		2076
2118	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
2119	}	2078	}
2120		2079
2121	$self->post_load;	2080	$self->post_load;
2122	}	2081	}
2123		2082
…		…
2181	my ($path, $origin, $load) = @_;	2140	my ($path, $origin, $load) = @_;
2182		2141
2183	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
2184		2143
2185	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2187	}	2146	}
2188		2147
2189	$MAP_PREFETCH{$path} |= $load;	2148	$MAP_PREFETCH{$path} |= $load;
2190		2149
2191	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
…		…
2228	cf::async {	2187	cf::async {
2229	$Coro::current->{desc} = "map player save";	2188	$Coro::current->{desc} = "map player save";
2230	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
2231	};	2190	};
2232		2191
		2192	cf::get_slot 0.02;
		2193
2233	if ($uniq) {	2194	if ($uniq) {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2236	} else {	2197	} else {
2237	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2245	$self->save;	2206	$self->save;
2246		2207
2247	my $lock = cf::lock_acquire "map_data:$self->{path}";	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
2248		2209
2249	return if $self->players;	2210	return if $self->players;
2250	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
2251	return if $self->{deny_save};	2212	return if $self->{deny_save};
2252		2213
2253	$self->in_memory (cf::MAP_SWAPPED);	2214	$self->in_memory (cf::MAP_SWAPPED);
2254		2215
2255	$self->deactivate;	2216	$self->deactivate;
…		…
2280		2241
2281	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2282		2243
2283	return if $self->players;	2244	return if $self->players;
2284		2245
2285	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2286		2247
2287	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2288		2249
2289	# need to save uniques path	2250	# need to save uniques path
2290	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2381	: normalise $_	2342	: normalise $_
2382	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2383	]	2344	]
2384	}	2345	}
2385		2346
		2347	=item cf::map::static_maps
		2348
		2349	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2350	file in the shared directory excluding F</styles> and F</editor>). May
		2351	block.
		2352
		2353	=cut
		2354
		2355	sub static_maps() {
		2356	my @dirs = "";
		2357	my @maps;
		2358
		2359	while (@dirs) {
		2360	my $dir = shift @dirs;
		2361
		2362	next if $dir eq "/styles" || $dir eq "/editor";
		2363
		2364	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2365	or return;
		2366
		2367	for (@$files) {
		2368	s/\.map$// or next;
		2369	utf8::decode $_;
		2370	push @maps, "$dir/$_";
		2371	}
		2372
		2373	push @dirs, map "$dir/$_", @$dirs;
		2374	}
		2375
		2376	\@maps
		2377	}
		2378
2386	=back	2379	=back
2387		2380
2388	=head3 cf::object	2381	=head3 cf::object
2389		2382
2390	=cut	2383	=cut
…		…
2451	can be C<undef>. Does the right thing when the player is currently in a	2444	can be C<undef>. Does the right thing when the player is currently in a
2452	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2453		2446
2454	=cut	2447	=cut
2455		2448
		2449	our $SAY_CHANNEL = {
		2450	id => "say",
		2451	title => "Map",
		2452	reply => "say ",
		2453	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2454	};
		2455
		2456	our $CHAT_CHANNEL = {
		2457	id => "chat",
		2458	title => "Chat",
		2459	reply => "chat ",
		2460	tooltip => "Player chat and shouts, global to the server.",
		2461	};
		2462
2456	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2457	# with dialog boxes.	2464	# with dialog boxes.
2458	#TODO: the first argument must go, split into a $npc->reply_to ( method	2465	#TODO: the first argument must go, split into a $npc->reply_to ( method
2459	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
2460	my ($self, $npc, $msg, $flags) = @_;	2467	my ($self, $npc, $msg, $flags) = @_;
…		…
2471	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2472	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2473		2480
2474	} else {	2481	} else {
2475	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2476	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2477	}	2484	}
2478	}	2485	}
2479	}	2486	}
2480		2487
2481	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2506		2513
2507	=item $player_object->enter_link	2514	=item $player_object->enter_link
2508		2515
2509	Freezes the player and moves him/her to a special map (C<{link}>).	2516	Freezes the player and moves him/her to a special map (C<{link}>).
2510		2517
2511	The player should be reasonably safe there for short amounts of time. You	2518	The player should be reasonably safe there for short amounts of time (e.g.
2512	I<MUST> call C<leave_link> as soon as possible, though.	2519	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2520	though, as the palyer cannot control the character while it is on the link
		2521	map.
2513		2522
2514	Will never block.	2523	Will never block.
2515		2524
2516	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2517		2526
…		…
2569	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2570	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2571		2580
2572	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2573	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2574	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2575		2584
2576	$map->load;	2585	$map->load;
2577	$map->load_neighbours;	2586	$map->load_neighbours;
2578		2587
2579	return unless $self->contr->active;	2588	return unless $self->contr->active;
2580	$self->activate_recursive;
2581		2589
2582	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2583	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2584	}	2595	}
2585		2596
2586	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2587		2598
2588	Moves the player to the given map-path and coordinates by first freezing	2599	Moves the player to the given map-path and coordinates by first freezing
2589	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2590	that has to return the map if sucecssful, and then unfreezes the player on	2601	that has to return the map if sucecssful, and then unfreezes the player on
2591	the new (success) or old (failed) map position. In either case, $done will	2602	the new (success) or old (failed) map position. In either case, $done will
2592	be called at the end of this process.	2603	be called at the end of this process.
		2604
		2605	Note that $check will be called with a potentially non-loaded map, so if
		2606	it needs a loaded map it has to call C<< ->load >>.
2593		2607
2594	=cut	2608	=cut
2595		2609
2596	our $GOTOGEN;	2610	our $GOTOGEN;
2597		2611
…		…
2676	}	2690	}
2677		2691
2678	sub prepare_random_map {	2692	sub prepare_random_map {
2679	my ($exit) = @_;	2693	my ($exit) = @_;
2680		2694
2681	my $guard = cf::lock_acquire "exit_prepare:$exit";
2682
2683	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2684	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2685	# that depends on the exit object	2697	# that depends on the exit object
2686		2698
2687	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2689	if ($exit->map) {	2701	if ($exit->map) {
2690	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2691	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2692	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2693	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2694	}	2708	}
2695		2709
2696	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2697		2711
2698	my $data = cf::encode_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2699	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2700	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2701		2715
2702	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2703	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2704	undef $fh;	2718	undef $fh;
2705	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2706		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2707	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2708	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2709	}	2727	}
2710	}	2728	}
2711		2729
2712	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2713	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2714		2732
2715	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2716		2734
2717	if ($exit->slaying eq "/!") {
2718	#TODO: this should de-fi-ni-te-ly not be a sync-job
2719	# the problem is that $exit might not survive long enough
2720	# so it needs to be done right now, right here
2721	cf::sync_job { prepare_random_map $exit };
2722	}
2723
2724	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2725	my $hp = $exit->stats->hp;
2726	my $sp = $exit->stats->sp;
2727
2728	$self->enter_link;	2735	$self->enter_link;
2729		2736
2730	# if exit is damned, update players death & WoR home-position
2731	$self->contr->savebed ($slaying, $hp, $sp)
2732	if $exit->flag (FLAG_DAMNED);
2733
2734	(async {	2737	(async {
2735	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2738	$Coro::current->{desc} = "enter_exit";
2736		2739
2737	$self->deactivate_recursive; # just to be sure
2738	unless (eval {	2740	unless (eval {
		2741	$self->deactivate_recursive; # just to be sure
		2742
		2743	# random map handling
		2744	{
		2745	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2746
		2747	prepare_random_map $exit
		2748	if $exit->slaying eq "/!";
		2749	}
		2750
		2751	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2752	my $x = $exit->stats->hp;
		2753	my $y = $exit->stats->sp;
		2754
2739	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2740		2756
		2757	# if exit is damned, update players death & WoR home-position
		2758	$self->contr->savebed ($map, $x, $y)
		2759	if $exit->flag (cf::FLAG_DAMNED);
		2760
2741	1;	2761	1
2742	}) {	2762	}) {
2743	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2744	. "I'll try to bring you back to the map you were before. "	2764	. "I'll try to bring you back to the map you were before. "
2745	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2746	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2747		2767
2748	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2765	sub cf::client::send_drawinfo {	2785	sub cf::client::send_drawinfo {
2766	my ($self, $text, $flags) = @_;	2786	my ($self, $text, $flags) = @_;
2767		2787
2768	utf8::encode $text;	2788	utf8::encode $text;
2769	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2789	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2790	}
		2791
		2792	=item $client->send_big_packet ($pkt)
		2793
		2794	Like C<send_packet>, but tries to compress large packets, and fragments
		2795	them as required.
		2796
		2797	=cut
		2798
		2799	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2800
		2801	sub cf::client::send_big_packet {
		2802	my ($self, $pkt) = @_;
		2803
		2804	# try lzf for large packets
		2805	$pkt = "lzf " . Compress::LZF::compress $pkt
		2806	if 1024 <= length $pkt and $self->{can_lzf};
		2807
		2808	# split very large packets
		2809	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2810	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2811	$pkt = "frag";
		2812	}
		2813
		2814	$self->send_packet ($pkt);
2770	}	2815	}
2771		2816
2772	=item $client->send_msg ($channel, $msg, $color, [extra...])	2817	=item $client->send_msg ($channel, $msg, $color, [extra...])
2773		2818
2774	Send a drawinfo or msg packet to the client, formatting the msg for the	2819	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2778		2823
2779	=cut	2824	=cut
2780		2825
2781	# non-persistent channels (usually the info channel)	2826	# non-persistent channels (usually the info channel)
2782	our %CHANNEL = (	2827	our %CHANNEL = (
		2828	"c/motd" => {
		2829	id => "infobox",
		2830	title => "MOTD",
		2831	reply => undef,
		2832	tooltip => "The message of the day",
		2833	},
2783	"c/identify" => {	2834	"c/identify" => {
2784	id => "infobox",	2835	id => "infobox",
2785	title => "Identify",	2836	title => "Identify",
2786	reply => undef,	2837	reply => undef,
2787	tooltip => "Items recently identified",	2838	tooltip => "Items recently identified",
…		…
2789	"c/examine" => {	2840	"c/examine" => {
2790	id => "infobox",	2841	id => "infobox",
2791	title => "Examine",	2842	title => "Examine",
2792	reply => undef,	2843	reply => undef,
2793	tooltip => "Signs and other items you examined",	2844	tooltip => "Signs and other items you examined",
		2845	},
		2846	"c/shopinfo" => {
		2847	id => "infobox",
		2848	title => "Shop Info",
		2849	reply => undef,
		2850	tooltip => "What your bargaining skill tells you about the shop",
2794	},	2851	},
2795	"c/book" => {	2852	"c/book" => {
2796	id => "infobox",	2853	id => "infobox",
2797	title => "Book",	2854	title => "Book",
2798	reply => undef,	2855	reply => undef,
…		…
2814	id => "infobox",	2871	id => "infobox",
2815	title => "Body Parts",	2872	title => "Body Parts",
2816	reply => undef,	2873	reply => undef,
2817	tooltip => "Shows which body parts you posess and are available",	2874	tooltip => "Shows which body parts you posess and are available",
2818	},	2875	},
		2876	"c/statistics" => {
		2877	id => "infobox",
		2878	title => "Statistics",
		2879	reply => undef,
		2880	tooltip => "Shows your primary statistics",
		2881	},
		2882	"c/skills" => {
		2883	id => "infobox",
		2884	title => "Skills",
		2885	reply => undef,
		2886	tooltip => "Shows your experience per skill and item power",
		2887	},
		2888	"c/shopitems" => {
		2889	id => "infobox",
		2890	title => "Shop Items",
		2891	reply => undef,
		2892	tooltip => "Shows the items currently for sale in this shop",
		2893	},
		2894	"c/resistances" => {
		2895	id => "infobox",
		2896	title => "Resistances",
		2897	reply => undef,
		2898	tooltip => "Shows your resistances",
		2899	},
		2900	"c/pets" => {
		2901	id => "infobox",
		2902	title => "Pets",
		2903	reply => undef,
		2904	tooltip => "Shows information abotu your pets/a specific pet",
		2905	},
		2906	"c/perceiveself" => {
		2907	id => "infobox",
		2908	title => "Perceive Self",
		2909	reply => undef,
		2910	tooltip => "You gained detailed knowledge about yourself",
		2911	},
2819	"c/uptime" => {	2912	"c/uptime" => {
2820	id => "infobox",	2913	id => "infobox",
2821	title => "Uptime",	2914	title => "Uptime",
2822	reply => undef,	2915	reply => undef,
2823	tooltip => "How long the server has been running since last restart",	2916	tooltip => "How long the server has been running since last restart",
…		…
2826	id => "infobox",	2919	id => "infobox",
2827	title => "Map Info",	2920	title => "Map Info",
2828	reply => undef,	2921	reply => undef,
2829	tooltip => "Information related to the maps",	2922	tooltip => "Information related to the maps",
2830	},	2923	},
		2924	"c/party" => {
		2925	id => "party",
		2926	title => "Party",
		2927	reply => "gsay ",
		2928	tooltip => "Messages and chat related to your party",
		2929	},
		2930	"c/death" => {
		2931	id => "death",
		2932	title => "Death",
		2933	reply => undef,
		2934	tooltip => "Reason for and more info about your most recent death",
		2935	},
		2936	"c/say" => $SAY_CHANNEL,
		2937	"c/chat" => $CHAT_CHANNEL,
2831	);	2938	);
2832		2939
2833	sub cf::client::send_msg {	2940	sub cf::client::send_msg {
2834	my ($self, $channel, $msg, $color, @extra) = @_;	2941	my ($self, $channel, $msg, $color, @extra) = @_;
2835		2942
2836	$msg = $self->pl->expand_cfpod ($msg);	2943	$msg = $self->pl->expand_cfpod ($msg)
		2944	unless $color & cf::NDI_VERBATIM;
2837		2945
2838	$color &= cf::NDI_CLIENT_MASK; # just in case...	2946	$color &= cf::NDI_CLIENT_MASK; # just in case...
2839		2947
2840	# check predefined channels, for the benefit of C	2948	# check predefined channels, for the benefit of C
2841	if ($CHANNEL{$channel}) {	2949	if ($CHANNEL{$channel}) {
2842	$channel = $CHANNEL{$channel};	2950	$channel = $CHANNEL{$channel};
2843		2951
2844	$self->ext_msg (channel_info => $channel)	2952	$self->ext_msg (channel_info => $channel);
2845	if $self->can_msg;
2846
2847	$channel = $channel->{id};	2953	$channel = $channel->{id};
2848		2954
2849	} elsif (ref $channel) {	2955	} elsif (ref $channel) {
2850	# send meta info to client, if not yet sent	2956	# send meta info to client, if not yet sent
2851	unless (exists $self->{channel}{$channel->{id}}) {	2957	unless (exists $self->{channel}{$channel->{id}}) {
2852	$self->{channel}{$channel->{id}} = $channel;	2958	$self->{channel}{$channel->{id}} = $channel;
2853	$self->ext_msg (channel_info => $channel)	2959	$self->ext_msg (channel_info => $channel);
2854	if $self->can_msg;
2855	}	2960	}
2856		2961
2857	$channel = $channel->{id};	2962	$channel = $channel->{id};
2858	}	2963	}
2859		2964
2860	return unless @extra || length $msg;	2965	return unless @extra || length $msg;
2861		2966
2862	if ($self->can_msg) {
2863	# default colour, mask it out	2967	# default colour, mask it out
2864	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2968	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2865	if $color & cf::NDI_DEF;	2969	if $color & cf::NDI_DEF;
2866		2970
2867	$self->send_packet ("msg " . $self->{json_coder}->encode (	2971	my $pkt = "msg "
		2972	. $self->{json_coder}->encode (
2868	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2973	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2869	} else {	2974	);
2870	if ($color >= 0) {
2871	# replace some tags by gcfclient-compatible ones
2872	for ($msg) {
2873	1 while
2874	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2875	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2876	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2877	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2878	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2879	}
2880		2975
2881	$color &= cf::NDI_COLOR_MASK;	2976	$self->send_big_packet ($pkt);
2882
2883	utf8::encode $msg;
2884
2885	if (0 && $msg =~ /\[/) {
2886	# COMMAND/INFO
2887	$self->send_packet ("drawextinfo $color 10 8 $msg")
2888	} else {
2889	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2890	$self->send_packet ("drawinfo $color $msg")
2891	}
2892	}
2893	}
2894	}	2977	}
2895		2978
2896	=item $client->ext_msg ($type, @msg)	2979	=item $client->ext_msg ($type, @msg)
2897		2980
2898	Sends an ext event to the client.	2981	Sends an ext event to the client.
…		…
2901		2984
2902	sub cf::client::ext_msg($$@) {	2985	sub cf::client::ext_msg($$@) {
2903	my ($self, $type, @msg) = @_;	2986	my ($self, $type, @msg) = @_;
2904		2987
2905	if ($self->extcmd == 2) {	2988	if ($self->extcmd == 2) {
2906	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2989	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2907	} elsif ($self->extcmd == 1) { # TODO: remove	2990	} elsif ($self->extcmd == 1) { # TODO: remove
2908	push @msg, msgtype => "event_$type";	2991	push @msg, msgtype => "event_$type";
2909	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2992	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2910	}	2993	}
2911	}	2994	}
2912		2995
2913	=item $client->ext_reply ($msgid, @msg)	2996	=item $client->ext_reply ($msgid, @msg)
2914		2997
…		…
2918		3001
2919	sub cf::client::ext_reply($$@) {	3002	sub cf::client::ext_reply($$@) {
2920	my ($self, $id, @msg) = @_;	3003	my ($self, $id, @msg) = @_;
2921		3004
2922	if ($self->extcmd == 2) {	3005	if ($self->extcmd == 2) {
2923	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3006	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2924	} elsif ($self->extcmd == 1) {	3007	} elsif ($self->extcmd == 1) {
2925	#TODO: version 1, remove	3008	#TODO: version 1, remove
2926	unshift @msg, msgtype => "reply", msgid => $id;	3009	unshift @msg, msgtype => "reply", msgid => $id;
2927	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2928	}	3011	}
2929	}	3012	}
2930		3013
2931	=item $success = $client->query ($flags, "text", \&cb)	3014	=item $success = $client->query ($flags, "text", \&cb)
2932		3015
…		…
3072		3155
3073	The following functions and methods are available within a safe environment:	3156	The following functions and methods are available within a safe environment:
3074		3157
3075	cf::object	3158	cf::object
3076	contr pay_amount pay_player map x y force_find force_add destroy	3159	contr pay_amount pay_player map x y force_find force_add destroy
3077	insert remove name archname title slaying race decrease_ob_nr	3160	insert remove name archname title slaying race decrease split
		3161	value
3078		3162
3079	cf::object::player	3163	cf::object::player
3080	player	3164	player
3081		3165
3082	cf::player	3166	cf::player
…		…
3087		3171
3088	=cut	3172	=cut
3089		3173
3090	for (	3174	for (
3091	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3175	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3092	insert remove inv name archname title slaying race	3176	insert remove inv nrof name archname title slaying race
3093	decrease_ob_nr destroy)],	3177	decrease split destroy change_exp value msg lore send_msg)],
3094	["cf::object::player" => qw(player)],	3178	["cf::object::player" => qw(player)],
3095	["cf::player" => qw(peaceful)],	3179	["cf::player" => qw(peaceful send_msg)],
3096	["cf::map" => qw(trigger)],	3180	["cf::map" => qw(trigger)],
3097	) {	3181	) {
3098	no strict 'refs';	3182	no strict 'refs';
3099	my ($pkg, @funs) = @$_;	3183	my ($pkg, @funs) = @$_;
3100	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3117	my ($code, %vars) = @_;	3201	my ($code, %vars) = @_;
3118		3202
3119	my $qcode = $code;	3203	my $qcode = $code;
3120	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3121	$qcode =~ s/\n/\\n/g;	3205	$qcode =~ s/\n/\\n/g;
		3206
		3207	%vars = (_dummy => 0) unless %vars;
3122		3208
3123	local $_;	3209	local $_;
3124	local @safe::cf::_safe_eval_args = values %vars;	3210	local @safe::cf::_safe_eval_args = values %vars;
3125		3211
3126	my $eval =	3212	my $eval =
…		…
3306	while (my ($k, $v) = each %$want) {	3392	while (my ($k, $v) = each %$want) {
3307	$ns->fx_want ($k, $v);	3393	$ns->fx_want ($k, $v);
3308	}	3394	}
3309	};	3395	};
3310		3396
		3397	sub load_resource_file($) {
		3398	my $guard = lock_acquire "load_resource_file";
		3399
		3400	my $status = load_resource_file_ $_[0];
		3401	get_slot 0.1, 100;
		3402	cf::arch::commit_load;
		3403
		3404	$status
		3405	}
		3406
3311	sub reload_regions {	3407	sub reload_regions {
3312	# HACK to clear player env face cache, we need some signal framework	3408	# HACK to clear player env face cache, we need some signal framework
3313	# for this (global event?)	3409	# for this (global event?)
3314	%ext::player_env::MUSIC_FACE_CACHE = ();	3410	%ext::player_env::MUSIC_FACE_CACHE = ();
3315		3411
…		…
3328	}	3424	}
3329		3425
3330	sub reload_archetypes {	3426	sub reload_archetypes {
3331	load_resource_file "$DATADIR/archetypes"	3427	load_resource_file "$DATADIR/archetypes"
3332	or die "unable to load archetypes\n";	3428	or die "unable to load archetypes\n";
3333	#d# NEED to laod twice to resolve forward references
3334	# this really needs to be done in an extra post-pass
3335	# (which needs to be synchronous, so solve it differently)
3336	load_resource_file "$DATADIR/archetypes"
3337	or die "unable to load archetypes\n";
3338	}	3429	}
3339		3430
3340	sub reload_treasures {	3431	sub reload_treasures {
3341	load_resource_file "$DATADIR/treasures"	3432	load_resource_file "$DATADIR/treasures"
3342	or die "unable to load treasurelists\n";	3433	or die "unable to load treasurelists\n";
3343	}	3434	}
3344		3435
3345	sub reload_resources {	3436	sub reload_resources {
3346	warn "reloading resource files...\n";	3437	warn "reloading resource files...\n";
3347		3438
		3439	reload_facedata;
		3440	reload_archetypes;
3348	reload_regions;	3441	reload_regions;
3349	reload_facedata;
3350	#reload_archetypes;#d#
3351	reload_archetypes;
3352	reload_treasures;	3442	reload_treasures;
3353		3443
3354	warn "finished reloading resource files\n";	3444	warn "finished reloading resource files\n";
3355	}	3445	}
3356		3446
3357	sub init {
3358	reload_resources;
3359	}
3360
3361	sub reload_config {	3447	sub reload_config {
		3448	warn "reloading config file...\n";
		3449
3362	open my $fh, "<:utf8", "$CONFDIR/config"	3450	open my $fh, "<:utf8", "$CONFDIR/config"
3363	or return;	3451	or return;
3364		3452
3365	local $/;	3453	local $/;
3366	*CFG = YAML::Load <$fh>;	3454	*CFG = YAML::XS::Load scalar <$fh>;
3367		3455
3368	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3369		3457
3370	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3458	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3371	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3459	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3375	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3376	and die "WARNING: m(un)lockall failed: $!\n";	3464	and die "WARNING: m(un)lockall failed: $!\n";
3377	};	3465	};
3378	warn $@ if $@;	3466	warn $@ if $@;
3379	}	3467	}
		3468
		3469	warn "finished reloading resource files\n";
		3470	}
		3471
		3472	sub pidfile() {
		3473	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3474	or die "$PIDFILE: $!";
		3475	flock $fh, &Fcntl::LOCK_EX
		3476	or die "$PIDFILE: flock: $!";
		3477	$fh
		3478	}
		3479
		3480	# make sure only one server instance is running at any one time
		3481	sub atomic {
		3482	my $fh = pidfile;
		3483
		3484	my $pid = <$fh>;
		3485	kill 9, $pid if $pid > 0;
		3486
		3487	seek $fh, 0, 0;
		3488	print $fh $$;
		3489	}
		3490
		3491	sub main_loop {
		3492	warn "EV::loop starting\n";
		3493	if (1) {
		3494	EV::loop;
		3495	}
		3496	warn "EV::loop returned\n";
		3497	goto &main_loop unless $REALLY_UNLOOP;
3380	}	3498	}
3381		3499
3382	sub main {	3500	sub main {
		3501	cf::init_globals; # initialise logging
		3502
		3503	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3504	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3505	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3506	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3507
		3508	cf::init_experience;
		3509	cf::init_anim;
		3510	cf::init_attackmess;
		3511	cf::init_dynamic;
		3512
		3513	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3514
3383	# we must not ever block the main coroutine	3515	# we must not ever block the main coroutine
3384	local $Coro::idle = sub {	3516	local $Coro::idle = sub {
3385	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3517	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3386	(async {	3518	(async {
3387	$Coro::current->{desc} = "IDLE BUG HANDLER";	3519	$Coro::current->{desc} = "IDLE BUG HANDLER";
3388	EV::loop EV::LOOP_ONESHOT;	3520	EV::loop EV::LOOP_ONESHOT;
3389	})->prio (Coro::PRIO_MAX);	3521	})->prio (Coro::PRIO_MAX);
3390	};	3522	};
3391		3523
3392	reload_config;
3393	db_init;
3394	load_extensions;
3395
3396	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3397	evthread_start IO::AIO::poll_fileno;	3524	evthread_start IO::AIO::poll_fileno;
3398	EV::loop;	3525
		3526	cf::sync_job {
		3527	reload_resources;
		3528	reload_config;
		3529	db_init;
		3530
		3531	cf::load_settings;
		3532	cf::load_materials;
		3533	cf::init_uuid;
		3534	cf::init_signals;
		3535	cf::init_commands;
		3536	cf::init_skills;
		3537
		3538	cf::init_beforeplay;
		3539
		3540	atomic;
		3541
		3542	load_extensions;
		3543
		3544	utime time, time, $RUNTIMEFILE;
		3545
		3546	# no (long-running) fork's whatsoever before this point(!)
		3547	use POSIX ();
		3548	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3549
		3550	(pop @POST_INIT)->(0) while @POST_INIT;
		3551	};
		3552
		3553	main_loop;
3399	}	3554	}
3400		3555
3401	#############################################################################	3556	#############################################################################
3402	# initialisation and cleanup	3557	# initialisation and cleanup
3403		3558
…		…
3410	};	3565	};
3411	}	3566	}
3412	}	3567	}
3413		3568
3414	sub write_runtime_sync {	3569	sub write_runtime_sync {
3415	my $runtime = "$LOCALDIR/runtime";
3416
3417	# first touch the runtime file to show we are still running:	3570	# first touch the runtime file to show we are still running:
3418	# the fsync below can take a very very long time.	3571	# the fsync below can take a very very long time.
3419		3572
3420	IO::AIO::aio_utime $runtime, undef, undef;	3573	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3421		3574
3422	my $guard = cf::lock_acquire "write_runtime";	3575	my $guard = cf::lock_acquire "write_runtime";
3423		3576
3424	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3577	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3425	or return;	3578	or return;
3426		3579
3427	my $value = $cf::RUNTIME + 90 + 10;	3580	my $value = $cf::RUNTIME + 90 + 10;
3428	# 10 is the runtime save interval, for a monotonic clock	3581	# 10 is the runtime save interval, for a monotonic clock
3429	# 60 allows for the watchdog to kill the server.	3582	# 60 allows for the watchdog to kill the server.
…		…
3439	aio_utime $fh, undef, undef;	3592	aio_utime $fh, undef, undef;
3440		3593
3441	close $fh	3594	close $fh
3442	or return;	3595	or return;
3443		3596
3444	aio_rename "$runtime~", $runtime	3597	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3445	and return;	3598	and return;
3446		3599
3447	warn "runtime file written.\n";	3600	warn "runtime file written.\n";
3448		3601
3449	1	3602	1
…		…
3461	my $uuid = "$LOCALDIR/uuid";	3614	my $uuid = "$LOCALDIR/uuid";
3462		3615
3463	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3616	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3464	or return;	3617	or return;
3465		3618
3466	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3619	my $value = uuid_seq uuid_cur;
		3620
		3621	unless ($value) {
		3622	warn "cowardly refusing to write zero uuid value!\n";
		3623	return;
		3624	}
		3625
		3626	my $value = uuid_str $value + $uuid_skip;
3467	$uuid_skip = 0;	3627	$uuid_skip = 0;
3468		3628
3469	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3629	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3470	and return;	3630	and return;
3471		3631
…		…
3493	}	3653	}
3494		3654
3495	sub emergency_save() {	3655	sub emergency_save() {
3496	my $freeze_guard = cf::freeze_mainloop;	3656	my $freeze_guard = cf::freeze_mainloop;
3497		3657
3498	warn "enter emergency perl save\n";	3658	warn "emergency_perl_save: enter\n";
3499		3659
3500	cf::sync_job {	3660	cf::sync_job {
		3661	# this is a trade-off: we want to be very quick here, so
		3662	# save all maps without fsync, and later call a global sync
		3663	# (which in turn might be very very slow)
		3664	local $USE_FSYNC = 0;
		3665
3501	# use a peculiar iteration method to avoid tripping on perl	3666	# use a peculiar iteration method to avoid tripping on perl
3502	# refcount bugs in for. also avoids problems with players	3667	# refcount bugs in for. also avoids problems with players
3503	# and maps saved/destroyed asynchronously.	3668	# and maps saved/destroyed asynchronously.
3504	warn "begin emergency player save\n";	3669	warn "emergency_perl_save: begin player save\n";
3505	for my $login (keys %cf::PLAYER) {	3670	for my $login (keys %cf::PLAYER) {
3506	my $pl = $cf::PLAYER{$login} or next;	3671	my $pl = $cf::PLAYER{$login} or next;
3507	$pl->valid or next;	3672	$pl->valid or next;
3508	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3673	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3509	$pl->save;	3674	$pl->save;
3510	}	3675	}
3511	warn "end emergency player save\n";	3676	warn "emergency_perl_save: end player save\n";
3512		3677
3513	warn "begin emergency map save\n";	3678	warn "emergency_perl_save: begin map save\n";
3514	for my $path (keys %cf::MAP) {	3679	for my $path (keys %cf::MAP) {
3515	my $map = $cf::MAP{$path} or next;	3680	my $map = $cf::MAP{$path} or next;
3516	$map->valid or next;	3681	$map->valid or next;
3517	$map->save;	3682	$map->save;
3518	}	3683	}
3519	warn "end emergency map save\n";	3684	warn "emergency_perl_save: end map save\n";
3520		3685
3521	warn "begin emergency database checkpoint\n";	3686	warn "emergency_perl_save: begin database checkpoint\n";
3522	BDB::db_env_txn_checkpoint $DB_ENV;	3687	BDB::db_env_txn_checkpoint $DB_ENV;
3523	warn "end emergency database checkpoint\n";	3688	warn "emergency_perl_save: end database checkpoint\n";
3524		3689
3525	warn "begin write uuid\n";	3690	warn "emergency_perl_save: begin write uuid\n";
3526	write_uuid_sync 1;	3691	write_uuid_sync 1;
3527	warn "end write uuid\n";	3692	warn "emergency_perl_save: end write uuid\n";
3528	};	3693	};
3529		3694
		3695	warn "emergency_perl_save: starting sync()\n";
		3696	IO::AIO::aio_sync sub {
		3697	warn "emergency_perl_save: finished sync()\n";
		3698	};
		3699
3530	warn "leave emergency perl save\n";	3700	warn "emergency_perl_save: leave\n";
3531	}	3701	}
3532		3702
3533	sub post_cleanup {	3703	sub post_cleanup {
3534	my ($make_core) = @_;	3704	my ($make_core) = @_;
3535		3705
3536	warn Carp::longmess "post_cleanup backtrace"	3706	warn Carp::longmess "post_cleanup backtrace"
3537	if $make_core;	3707	if $make_core;
		3708
		3709	my $fh = pidfile;
		3710	unlink $PIDFILE if <$fh> == $$;
		3711	}
		3712
		3713	# a safer delete_package, copied from Symbol
		3714	sub clear_package($) {
		3715	my $pkg = shift;
		3716
		3717	# expand to full symbol table name if needed
		3718	unless ($pkg =~ /^main::.*::$/) {
		3719	$pkg = "main$pkg" if $pkg =~ /^::/;
		3720	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3721	$pkg .= '::' unless $pkg =~ /::$/;
		3722	}
		3723
		3724	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3725	my $stem_symtab = *{$stem}{HASH};
		3726
		3727	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3728	or return;
		3729
		3730	# clear all symbols
		3731	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3732	for my $name (keys %$leaf_symtab) {
		3733	_gv_clear *{"$pkg$name"};
		3734	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3735	}
		3736	warn "cleared package $pkg\n";#d#
3538	}	3737	}
3539		3738
3540	sub do_reload_perl() {	3739	sub do_reload_perl() {
3541	# can/must only be called in main	3740	# can/must only be called in main
3542	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3543	warn "can only reload from main coroutine";	3742	warn "can only reload from main coroutine";
3544	return;	3743	return;
3545	}	3744	}
3546		3745
		3746	return if $RELOAD++;
		3747
		3748	my $t1 = EV::time;
		3749
		3750	while ($RELOAD) {
3547	warn "reloading...";	3751	warn "reloading...";
3548		3752
3549	warn "entering sync_job";	3753	warn "entering sync_job";
3550		3754
3551	cf::sync_job {	3755	cf::sync_job {
3552	cf::write_runtime_sync; # external watchdog should not bark	3756	cf::write_runtime_sync; # external watchdog should not bark
3553	cf::emergency_save;	3757	cf::emergency_save;
3554	cf::write_runtime_sync; # external watchdog should not bark	3758	cf::write_runtime_sync; # external watchdog should not bark
3555		3759
3556	warn "syncing database to disk";	3760	warn "syncing database to disk";
3557	BDB::db_env_txn_checkpoint $DB_ENV;	3761	BDB::db_env_txn_checkpoint $DB_ENV;
3558		3762
3559	# if anything goes wrong in here, we should simply crash as we already saved	3763	# if anything goes wrong in here, we should simply crash as we already saved
3560		3764
3561	warn "flushing outstanding aio requests";	3765	warn "flushing outstanding aio requests";
3562	for (;;) {
3563	BDB::flush;
3564	IO::AIO::flush;
3565	Coro::cede_notself;
3566	last unless IO::AIO::nreqs || BDB::nreqs;	3766	while (IO::AIO::nreqs || BDB::nreqs) {
3567	warn "iterate...";	3767	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3568	}
3569
3570	++$RELOAD;
3571
3572	warn "cancelling all extension coros";
3573	$_->cancel for values %EXT_CORO;
3574	%EXT_CORO = ();
3575
3576	warn "removing commands";
3577	%COMMAND = ();
3578
3579	warn "removing ext/exti commands";
3580	%EXTCMD = ();
3581	%EXTICMD = ();
3582
3583	warn "unloading/nuking all extensions";
3584	for my $pkg (@EXTS) {
3585	warn "... unloading $pkg";
3586
3587	if (my $cb = $pkg->can ("unload")) {
3588	eval {
3589	$cb->($pkg);
3590	1
3591	} or warn "$pkg unloaded, but with errors: $@";
3592	}	3768	}
3593		3769
3594	warn "... nuking $pkg";	3770	warn "cancelling all extension coros";
3595	Symbol::delete_package $pkg;	3771	$_->cancel for values %EXT_CORO;
3596	}	3772	%EXT_CORO = ();
3597		3773
3598	warn "unloading all perl modules loaded from $LIBDIR";	3774	warn "removing commands";
3599	while (my ($k, $v) = each %INC) {	3775	%COMMAND = ();
3600	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3601		3776
		3777	warn "removing ext/exti commands";
		3778	%EXTCMD = ();
		3779	%EXTICMD = ();
		3780
		3781	warn "unloading/nuking all extensions";
		3782	for my $pkg (@EXTS) {
3602	warn "... unloading $k";	3783	warn "... unloading $pkg";
3603	delete $INC{$k};
3604		3784
3605	$k =~ s/\.pm$//;
3606	$k =~ s/\//::/g;
3607
3608	if (my $cb = $k->can ("unload_module")) {	3785	if (my $cb = $pkg->can ("unload")) {
		3786	eval {
3609	$cb->();	3787	$cb->($pkg);
		3788	1
		3789	} or warn "$pkg unloaded, but with errors: $@";
		3790	}
		3791
		3792	warn "... clearing $pkg";
		3793	clear_package $pkg;
3610	}	3794	}
3611		3795
3612	Symbol::delete_package $k;	3796	warn "unloading all perl modules loaded from $LIBDIR";
		3797	while (my ($k, $v) = each %INC) {
		3798	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3799
		3800	warn "... unloading $k";
		3801	delete $INC{$k};
		3802
		3803	$k =~ s/\.pm$//;
		3804	$k =~ s/\//::/g;
		3805
		3806	if (my $cb = $k->can ("unload_module")) {
		3807	$cb->();
		3808	}
		3809
		3810	clear_package $k;
3613	}	3811	}
3614		3812
3615	warn "getting rid of safe::, as good as possible";	3813	warn "getting rid of safe::, as good as possible";
3616	Symbol::delete_package "safe::$_"	3814	clear_package "safe::$_"
3617	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3815	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3618		3816
3619	warn "unloading cf.pm \"a bit\"";	3817	warn "unloading cf.pm \"a bit\"";
3620	delete $INC{"cf.pm"};	3818	delete $INC{"cf.pm"};
3621	delete $INC{"cf/pod.pm"};	3819	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3622		3820
3623	# don't, removes xs symbols, too,	3821	# don't, removes xs symbols, too,
3624	# and global variables created in xs	3822	# and global variables created in xs
3625	#Symbol::delete_package __PACKAGE__;	3823	#clear_package __PACKAGE__;
3626		3824
3627	warn "unload completed, starting to reload now";	3825	warn "unload completed, starting to reload now";
3628		3826
3629	warn "reloading cf.pm";	3827	warn "reloading cf.pm";
3630	require cf;	3828	require cf;
3631	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3829	cf::_connect_to_perl_1;
3632		3830
3633	warn "loading config and database again";	3831	warn "loading config and database again";
3634	cf::reload_config;	3832	cf::reload_config;
3635		3833
3636	warn "loading extensions";	3834	warn "loading extensions";
3637	cf::load_extensions;	3835	cf::load_extensions;
3638		3836
		3837	if ($REATTACH_ON_RELOAD) {
3639	warn "reattaching attachments to objects/players";	3838	warn "reattaching attachments to objects/players";
3640	_global_reattach; # objects, sockets	3839	_global_reattach; # objects, sockets
3641	warn "reattaching attachments to maps";	3840	warn "reattaching attachments to maps";
3642	reattach $_ for values %MAP;	3841	reattach $_ for values %MAP;
3643	warn "reattaching attachments to players";	3842	warn "reattaching attachments to players";
3644	reattach $_ for values %PLAYER;	3843	reattach $_ for values %PLAYER;
		3844	}
3645		3845
		3846	warn "running post_init jobs";
		3847	(pop @POST_INIT)->(1) while @POST_INIT;
		3848
3646	warn "leaving sync_job";	3849	warn "leaving sync_job";
3647		3850
3648	1	3851	1
3649	} or do {	3852	} or do {
3650	warn $@;	3853	warn $@;
3651	cf::cleanup "error while reloading, exiting.";	3854	cf::cleanup "error while reloading, exiting.";
3652	};	3855	};
3653		3856
3654	warn "reloaded";	3857	warn "reloaded";
		3858	--$RELOAD;
		3859	}
		3860
		3861	$t1 = EV::time - $t1;
		3862	warn "reload completed in ${t1}s\n";
3655	};	3863	};
3656		3864
3657	our $RELOAD_WATCHER; # used only during reload	3865	our $RELOAD_WATCHER; # used only during reload
3658		3866
3659	sub reload_perl() {	3867	sub reload_perl() {
3660	# doing reload synchronously and two reloads happen back-to-back,	3868	# doing reload synchronously and two reloads happen back-to-back,
3661	# coro crashes during coro_state_free->destroy here.	3869	# coro crashes during coro_state_free->destroy here.
3662		3870
		3871	$RELOAD_WATCHER ||= cf::async {
		3872	Coro::AIO::aio_wait cache_extensions;
		3873
3663	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3874	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3664	do_reload_perl;	3875	do_reload_perl;
3665	undef $RELOAD_WATCHER;	3876	undef $RELOAD_WATCHER;
		3877	};
3666	};	3878	};
3667	}	3879	}
3668		3880
3669	register_command "reload" => sub {	3881	register_command "reload" => sub {
3670	my ($who, $arg) = @_;	3882	my ($who, $arg) = @_;
…		…
3684		3896
3685	our @WAIT_FOR_TICK;	3897	our @WAIT_FOR_TICK;
3686	our @WAIT_FOR_TICK_BEGIN;	3898	our @WAIT_FOR_TICK_BEGIN;
3687		3899
3688	sub wait_for_tick {	3900	sub wait_for_tick {
3689	return if tick_inhibit;
3690	return if $Coro::current == $Coro::main;	3901	return if tick_inhibit || $Coro::current == $Coro::main;
3691		3902
3692	my $signal = new Coro::Signal;	3903	my $signal = new Coro::Signal;
3693	push @WAIT_FOR_TICK, $signal;	3904	push @WAIT_FOR_TICK, $signal;
3694	$signal->wait;	3905	$signal->wait;
3695	}	3906	}
3696		3907
3697	sub wait_for_tick_begin {	3908	sub wait_for_tick_begin {
3698	return if tick_inhibit;
3699	return if $Coro::current == $Coro::main;	3909	return if tick_inhibit || $Coro::current == $Coro::main;
3700		3910
3701	my $signal = new Coro::Signal;	3911	my $signal = new Coro::Signal;
3702	push @WAIT_FOR_TICK_BEGIN, $signal;	3912	push @WAIT_FOR_TICK_BEGIN, $signal;
3703	$signal->wait;	3913	$signal->wait;
3704	}	3914	}
…		…
3743	{	3953	{
3744	# configure BDB	3954	# configure BDB
3745		3955
3746	BDB::min_parallel 8;	3956	BDB::min_parallel 8;
3747	BDB::max_poll_reqs $TICK * 0.1;	3957	BDB::max_poll_reqs $TICK * 0.1;
3748	$Coro::BDB::WATCHER->priority (1);	3958	$AnyEvent::BDB::WATCHER->priority (1);
3749		3959
3750	unless ($DB_ENV) {	3960	unless ($DB_ENV) {
3751	$DB_ENV = BDB::db_env_create;	3961	$DB_ENV = BDB::db_env_create;
3752	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3962	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3753	| BDB::LOG_AUTOREMOVE, 1);	3963	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3964	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3754	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3965	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3755	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3756		3967
3757	cf::sync_job {	3968	cf::sync_job {
3758	eval {	3969	eval {
…		…
3784	{	3995	{
3785	# configure IO::AIO	3996	# configure IO::AIO
3786		3997
3787	IO::AIO::min_parallel 8;	3998	IO::AIO::min_parallel 8;
3788	IO::AIO::max_poll_time $TICK * 0.1;	3999	IO::AIO::max_poll_time $TICK * 0.1;
3789	$Coro::AIO::WATCHER->priority (1);	4000	undef $AnyEvent::AIO::WATCHER;
3790	}	4001	}
3791		4002
3792	my $_log_backtrace;	4003	my $_log_backtrace;
3793		4004
3794	sub _log_backtrace {	4005	sub _log_backtrace {
…		…
3797	$msg =~ s/\n//;	4008	$msg =~ s/\n//;
3798		4009
3799	# limit the # of concurrent backtraces	4010	# limit the # of concurrent backtraces
3800	if ($_log_backtrace < 2) {	4011	if ($_log_backtrace < 2) {
3801	++$_log_backtrace;	4012	++$_log_backtrace;
		4013	my $perl_bt = Carp::longmess $msg;
3802	async {	4014	async {
3803	$Coro::current->{desc} = "abt $msg";	4015	$Coro::current->{desc} = "abt $msg";
3804		4016
3805	my @bt = fork_call {	4017	my @bt = fork_call {
3806	@addr = map { sprintf "%x", $_ } @addr;	4018	@addr = map { sprintf "%x", $_ } @addr;
…		…
3817	}	4029	}
3818		4030
3819	@funcs	4031	@funcs
3820	};	4032	};
3821		4033
3822	LOG llevInfo, "[ABT] $msg\n";	4034	LOG llevInfo, "[ABT] $perl_bt\n";
		4035	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3823	LOG llevInfo, "[ABT] $_\n" for @bt;	4036	LOG llevInfo, "[ABT] $_\n" for @bt;
3824	--$_log_backtrace;	4037	--$_log_backtrace;
3825	};	4038	};
3826	} else {	4039	} else {
3827	LOG llevInfo, "[ABT] $msg\n";	4040	LOG llevInfo, "[ABT] $msg\n";
3828	LOG llevInfo, "[ABT] [suppressed]\n";	4041	LOG llevInfo, "[ABT] [suppressed]\n";
3829	}	4042	}
3830	}	4043	}
3831		4044
3832	# load additional modules	4045	# load additional modules
3833	use cf::pod;	4046	require "cf/$_.pm" for @EXTRA_MODULES;
		4047	cf::_connect_to_perl_2;
3834		4048
3835	END { cf::emergency_save }	4049	END { cf::emergency_save }
3836		4050
3837	1	4051	1
3838		4052

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