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Revision 1.433 by root, Sat May 10 22:38:52 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;	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 ();	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;
43	use Coro::AnyEvent;	49	use Coro::AnyEvent;
44	use Coro::AIO;	50	use Coro::AIO;
45	use Coro::BDB;	51	use Coro::BDB 1.6;
46	use Coro::Storable;	52	use Coro::Storable;
47	use Coro::Util ();	53	use Coro::Util ();
48		54
49	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
50	use BDB ();	56	use BDB ();
51	use Data::Dumper;	57	use Data::Dumper;
52	use Digest::MD5;	58	use Digest::MD5;
53	use Fcntl;	59	use Fcntl;
54	use YAML ();	60	use YAML::XS ();
55	use IO::AIO ();	61	use IO::AIO ();
56	use Time::HiRes;	62	use Time::HiRes;
57	use Compress::LZF;	63	use Compress::LZF;
58	use Digest::MD5 ();	64	use Digest::MD5 ();
59		65
…		…
61		67
62	# configure various modules to our taste	68	# configure various modules to our taste
63	#	69	#
64	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
65	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";
66	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
67		78
68	$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" };
69		81
70	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
71		83
72	our %COMMAND = ();	84	our %COMMAND = ();
73	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
76	our %EXTCMD = ();	88	our %EXTCMD = ();
77	our %EXTICMD = ();	89	our %EXTICMD = ();
78	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
79	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
80		92
81	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
82	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
83		97
84	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
85	our $DATADIR = datadir;	99	our $DATADIR = datadir;
86	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
87	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
88	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
89	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
90	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
91	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
92	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
93	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
94	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
95	our %RESOURCE;	112	our %RESOURCE;
96		113
97	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
98	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
99	our $NEXT_TICK;	116	our $NEXT_TICK;
100	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
101		118
102	our $BDB_DEADLOCK_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
103	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
104	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
105	our $DB_ENV;	122	our $DB_ENV;
106		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
107	our %CFG;	126	our %CFG;
108		127
109	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
110	our $RUNTIME;	129	our $RUNTIME;
111	our $NOW;	130	our $NOW;
…		…
120	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)
121	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
122	our $JITTER; # average jitter	141	our $JITTER; # average jitter
123	our $TICK_START; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
124		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
		148
125	binmode STDOUT;	149	binmode STDOUT;
126	binmode STDERR;	150	binmode STDERR;
127		151
128	# read virtual server time, if available	152	# read virtual server time, if available
129	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
130	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
131	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
132	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
133	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
134		160
135	mkdir $_	161	mkdir $_
136	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
137		163
138	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
139		165
140	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::"} };
141		178
142	#############################################################################	179	#############################################################################
143		180
144	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
145		182
…		…
192	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
193	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.
194		231
195	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
196		233
197	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
198	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
199	that call.	236	that call.
200		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
201	=back	244	=back
202		245
203	=cut	246	=cut
204		247
205	BEGIN {	248	$Coro::State::WARNHOOK = sub {
206	*CORE::GLOBAL::warn = sub {
207	my $msg = join "", @_;	249	my $msg = join "", @_;
208		250
209	$msg .= "\n"	251	$msg .= "\n"
210	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
211		253
212	$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;
213		255
214	LOG llevError, $msg;	256	LOG llevError, $msg;
215	};	257	};
216	}
217		258
218	$Coro::State::DIEHOOK = sub {	259	$Coro::State::DIEHOOK = sub {
219	return unless $^S eq 0; # "eq", not "=="	260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
220		263
221	if ($Coro::current == $Coro::main) {#d#	264	if ($Coro::current == $Coro::main) {#d#
222	warn "DIEHOOK called in main context, Coro bug?\n";#d#	265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
223	return;#d#	266	return;#d#
224	}#d#	267	}#d#
225		268
226	# kill coroutine otherwise	269	# kill coroutine otherwise
227	warn Carp::longmess $_[0];
228	Coro::terminate	270	Coro::terminate
229	};	271	};
230
231	$SIG{__DIE__} = sub { }; #d#?
232		272
233	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
234	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
235	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
236	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
243	for my $pkg (qw(	283	for my $pkg (qw(
244	cf::global cf::attachable	284	cf::global cf::attachable
245	cf::object cf::object::player	285	cf::object cf::object::player
246	cf::client cf::player	286	cf::client cf::player
247	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
248	cf::map cf::party cf::region	289	cf::party cf::region
249	)) {	290	)) {
250	no strict 'refs';
251	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
252	}	292	}
253		293
254	$EV::DIED = sub {	294	$EV::DIED = sub {
255	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
256	};	296	};
257		297
258	#############################################################################	298	#############################################################################
259		299
260	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
297	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
298		338
299	sub encode_json($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
300	sub decode_json($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
301		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
302	=item cf::lock_wait $string	356	=item cf::lock_wait $string
303		357
304	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
305		359
306	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
307		361
308	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
309	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,
310	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
311	returned.	365	returned.
312		366
313	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
314	deadlocked coro.	368	deadlocked coro.
…		…
320		374
321	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.
322		376
323	=cut	377	=cut
324		378
325	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
326	our %LOCKER;#d#
327		380
328	sub lock_wait($) {	381	sub lock_wait($) {
329	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
330
331	if ($LOCKER{$key} == $Coro::current) {#d#
332	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
333	return;#d#
334	}#d#
335
336	# wait for lock, if any
337	while ($LOCK{$key}) {
338	push @{ $LOCK{$key} }, $Coro::current;
339	Coro::schedule;
340	}
341	}	383	}
342		384
343	sub lock_acquire($) {	385	sub lock_acquire($) {
344	my ($key) = @_;	386	$LOCKS->guard ($_[0])
345
346	# wait, to be sure we are not locked
347	lock_wait $key;
348
349	$LOCK{$key} = [];
350	$LOCKER{$key} = $Coro::current;#d#
351
352	Coro::guard {
353	delete $LOCKER{$key};#d#
354	# wake up all waiters, to be on the safe side
355	$_->ready for @{ delete $LOCK{$key} };
356	}
357	}	387	}
358		388
359	sub lock_active($) {	389	sub lock_active($) {
360	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
361
362	! ! $LOCK{$key}
363	}	391	}
364		392
365	sub freeze_mainloop {	393	sub freeze_mainloop {
366	tick_inhibit_inc;	394	tick_inhibit_inc;
367		395
368	Coro::guard \&tick_inhibit_dec;	396	&Guard::guard (\&tick_inhibit_dec);
369	}	397	}
370		398
371	=item cf::periodic $interval, $cb	399	=item cf::periodic $interval, $cb
372		400
373	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
…		…
725		753
726	#############################################################################	754	#############################################################################
727		755
728	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
729		757
730	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
731	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")
732	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
733		761
734	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>
735	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
…		…
785	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
786		814
787	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
788	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
789		817
790	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
791	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
792		820
793	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
794		822
795	=over 4	823	=over 4
…		…
1086		1114
1087	sub reattach {	1115	sub reattach {
1088	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1089	my ($obj) = @_;	1117	my ($obj) = @_;
1090		1118
		1119	# no longer needed after getting rid of delete_package?
1091	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
1092		1121
1093	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1094		1123
1095	@$registry = ();	1124	@$registry = ();
1096		1125
…		…
1144	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1145		1174
1146	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1147	aio_chmod $fh, SAVE_MODE;	1176	aio_chmod $fh, SAVE_MODE;
1148	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1149	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	}
1150	aio_close $fh;	1182	aio_close $fh;
1151		1183
1152	if (@$objs) {	1184	if (@$objs) {
1153	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) {
1154	aio_chmod $fh, SAVE_MODE;	1186	aio_chmod $fh, SAVE_MODE;
1155	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1156	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1157	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	}
1158	aio_close $fh;	1193	aio_close $fh;
1159	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1160	}	1195	}
1161	} else {	1196	} else {
1162	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1163	}	1198	}
1164		1199
1165	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1166	} else {	1204	} else {
1167	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1168	}	1206	}
1169	} else {	1207	} else {
1170	aio_unlink $filename;	1208	aio_unlink $filename;
1171	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1172	}	1210	}
…		…
1263	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1264		1302
1265	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1266	}	1304	}
1267		1305
		1306	use File::Glob ();
		1307
1268	cf::player->attach (	1308	cf::player->attach (
1269	on_command => sub {	1309	on_command => sub {
1270	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1271		1311
1272	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1304		1344
1305	cf::override;	1345	cf::override;
1306	},	1346	},
1307	);	1347	);
1308		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
1309	sub load_extensions {	1362	sub load_extensions {
1310	cf::sync_job {	1363	cf::sync_job {
1311	my %todo;	1364	my %todo;
1312		1365
1313	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1332		1385
1333	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1334	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1335		1388
1336	$ext{source} =	1389	$ext{source} =
1337	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1338	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1339	. $source	1392	. $source
1340	. "\n};\n1";	1393	. "\n};\n1";
1341		1394
1342	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1382		1435
1383	=back	1436	=back
1384		1437
1385	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1386		1439
1387	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1388		1441
1389	=cut	1442	=cut
1390		1443
1391	package cf::player;	1444	package cf::player;
1392		1445
…		…
1435		1488
1436	sub exists($) {	1489	sub exists($) {
1437	my ($login) = @_;	1490	my ($login) = @_;
1438		1491
1439	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1440	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1441	}	1494	}
1442		1495
1443	sub find($) {	1496	sub find($) {
1444	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1445	my $login = $_[0];	1498	my $login = $_[0];
…		…
1520	my ($pl) = @_;	1573	my ($pl) = @_;
1521		1574
1522	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1523		1576
1524	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1525	$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
1526		1579
1527	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1528	$pl->deactivate;	1581	$pl->deactivate;
1529	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;	1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1530	$pl->ob->check_score;	1583	$pl->ob->check_score;
…		…
1616	}	1669	}
1617		1670
1618	\@paths	1671	\@paths
1619	}	1672	}
1620		1673
1621	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1622		1675
1623	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1624
1625	=cut
1626
1627	use re 'eval';
1628
1629	my $group;
1630	my $interior; $interior = qr{
1631	# match a pod interior sequence sans C<< >>
1632	(?:
1633	\ (.*?)\ (?{ $group = $^N })
1634	| < (??{$interior}) >
1635	)
1636	}x;
1637
1638	sub expand_cfpod {
1639	my ($self, $pod) = @_;
1640
1641	my $xml;
1642
1643	while () {
1644	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1645	$group = $1;
1646
1647	$group =~ s/&/&amp;/g;
1648	$group =~ s/</&lt;/g;
1649
1650	$xml .= $group;
1651	} elsif ($pod =~ m%\G
1652	([BCGHITU])
1653	<
1654	(?:
1655	([^<>]*) (?{ $group = $^N })
1656	| < $interior >
1657	)
1658	>
1659	%gcsx
1660	) {
1661	my ($code, $data) = ($1, $group);
1662
1663	if ($code eq "B") {
1664	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1665	} elsif ($code eq "I") {
1666	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1667	} elsif ($code eq "U") {
1668	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1669	} elsif ($code eq "C") {
1670	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1671	} elsif ($code eq "T") {
1672	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1673	} elsif ($code eq "G") {
1674	my ($male, $female) = split /\|/, $data;
1675	$data = $self->gender ? $female : $male;
1676	$xml .= expand_cfpod ($self, $data);
1677	} elsif ($code eq "H") {
1678	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1679	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1680	"")
1681	[$self->{hintmode}];
1682	} else {
1683	$xml .= "error processing '$code($data)' directive";
1684	}
1685	} else {
1686	if ($pod =~ /\G(.+)/) {
1687	warn "parse error while expanding $pod (at $1)";
1688	}
1689	last;
1690	}
1691	}
1692
1693	for ($xml) {
1694	# create single paragraphs (very hackish)
1695	s/(?<=\S)\n(?=\w)/ /g;
1696
1697	# compress some whitespace
1698	s/\s+\n/\n/g; # ws line-ends
1699	s/\n\n+/\n/g; # double lines
1700	s/^\n+//; # beginning lines
1701	s/\n+$//; # ending lines
1702	}
1703
1704	$xml
1705	}
1706
1707	no re 'eval';
1708
1709	sub hintmode {
1710	$_[0]{hintmode} = $_[1] if @_ > 1;
1711	$_[0]{hintmode}
1712	}
1713		1677
1714	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1715		1679
1716	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1717		1681
…		…
1930		1894
1931	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1932	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1933	}	1897	}
1934		1898
1935	# and all this just because we cannot iterate over
1936	# all maps in C++...
1937	sub change_all_map_light {
1938	my ($change) = @_;
1939
1940	$_->change_map_light ($change)
1941	for grep $_->outdoor, values %cf::MAP;
1942	}
1943
1944	sub decay_objects {	1899	sub decay_objects {
1945	my ($self) = @_;	1900	my ($self) = @_;
1946		1901
1947	return if $self->{deny_reset};	1902	return if $self->{deny_reset};
1948		1903
…		…
2030	sub find {	1985	sub find {
2031	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
2032		1987
2033	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
2034		1989
2035	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2036	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
2037		1992
2038	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
2039	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2040	my $guard2 = cf::lock_acquire "map_find:$path";
2041
2042	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
2043	or return;	1995	or return;
2044		1996
2045	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
2046		1998
…		…
2086	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
2087	$f->skip_block;	2039	$f->skip_block;
2088	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
2089	or return;	2041	or return;
2090		2042
2091	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
2092	if delete $self->{load_original};	2044	if delete $self->{load_original};
2093		2045
2094	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
2095	utf8::encode $uniq;	2047	utf8::encode $uniq;
2096	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
2114	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
2115	$self->decay_objects;	2067	$self->decay_objects;
2116	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
2117	$self->update_buttons;	2069	$self->update_buttons;
2118	cf::cede_to_tick;	2070	cf::cede_to_tick;
2119	$self->set_darkness_map;
2120	cf::cede_to_tick;
2121	$self->activate;	2071	$self->activate;
2122	}	2072	}
2123		2073
2124	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
2125	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
…		…
2291		2241
2292	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2293		2243
2294	return if $self->players;	2244	return if $self->players;
2295		2245
2296	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2297		2247
2298	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2299		2249
2300	# need to save uniques path	2250	# need to save uniques path
2301	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2392	: normalise $_	2342	: normalise $_
2393	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2394	]	2344	]
2395	}	2345	}
2396		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
2397	=back	2379	=back
2398		2380
2399	=head3 cf::object	2381	=head3 cf::object
2400		2382
2401	=cut	2383	=cut
…		…
2466		2448
2467	our $SAY_CHANNEL = {	2449	our $SAY_CHANNEL = {
2468	id => "say",	2450	id => "say",
2469	title => "Map",	2451	title => "Map",
2470	reply => "say ",	2452	reply => "say ",
2471	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",	2453	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2472	};	2454	};
2473		2455
2474	our $CHAT_CHANNEL = {	2456	our $CHAT_CHANNEL = {
2475	id => "chat",	2457	id => "chat",
2476	title => "Chat",	2458	title => "Chat",
…		…
2531		2513
2532	=item $player_object->enter_link	2514	=item $player_object->enter_link
2533		2515
2534	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}>).
2535		2517
2536	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.
2537	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.
2538		2522
2539	Will never block.	2523	Will never block.
2540		2524
2541	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2542		2526
…		…
2594	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2595	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2596		2580
2597	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2598	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2599	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2600		2584
2601	$map->load;	2585	$map->load;
2602	$map->load_neighbours;	2586	$map->load_neighbours;
2603		2587
2604	return unless $self->contr->active;	2588	return unless $self->contr->active;
2605	$self->activate_recursive;
2606		2589
2607	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2608	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2609	}	2595	}
2610		2596
2611	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2612		2598
2613	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
2614	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2615	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
2616	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
2617	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 >>.
2618		2607
2619	=cut	2608	=cut
2620		2609
2621	our $GOTOGEN;	2610	our $GOTOGEN;
2622		2611
…		…
2769	$self->contr->savebed ($map, $x, $y)	2758	$self->contr->savebed ($map, $x, $y)
2770	if $exit->flag (cf::FLAG_DAMNED);	2759	if $exit->flag (cf::FLAG_DAMNED);
2771		2760
2772	1	2761	1
2773	}) {	2762	}) {
2774	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2775	. "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. "
2776	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2777	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2778		2767
2779	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2796	sub cf::client::send_drawinfo {	2785	sub cf::client::send_drawinfo {
2797	my ($self, $text, $flags) = @_;	2786	my ($self, $text, $flags) = @_;
2798		2787
2799	utf8::encode $text;	2788	utf8::encode $text;
2800	$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);
2801	}	2815	}
2802		2816
2803	=item $client->send_msg ($channel, $msg, $color, [extra...])	2817	=item $client->send_msg ($channel, $msg, $color, [extra...])
2804		2818
2805	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
…		…
2809		2823
2810	=cut	2824	=cut
2811		2825
2812	# non-persistent channels (usually the info channel)	2826	# non-persistent channels (usually the info channel)
2813	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	},
2814	"c/identify" => {	2834	"c/identify" => {
2815	id => "infobox",	2835	id => "infobox",
2816	title => "Identify",	2836	title => "Identify",
2817	reply => undef,	2837	reply => undef,
2818	tooltip => "Items recently identified",	2838	tooltip => "Items recently identified",
…		…
2820	"c/examine" => {	2840	"c/examine" => {
2821	id => "infobox",	2841	id => "infobox",
2822	title => "Examine",	2842	title => "Examine",
2823	reply => undef,	2843	reply => undef,
2824	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",
2825	},	2851	},
2826	"c/book" => {	2852	"c/book" => {
2827	id => "infobox",	2853	id => "infobox",
2828	title => "Book",	2854	title => "Book",
2829	reply => undef,	2855	reply => undef,
…		…
2845	id => "infobox",	2871	id => "infobox",
2846	title => "Body Parts",	2872	title => "Body Parts",
2847	reply => undef,	2873	reply => undef,
2848	tooltip => "Shows which body parts you posess and are available",	2874	tooltip => "Shows which body parts you posess and are available",
2849	},	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	},
2850	"c/uptime" => {	2912	"c/uptime" => {
2851	id => "infobox",	2913	id => "infobox",
2852	title => "Uptime",	2914	title => "Uptime",
2853	reply => undef,	2915	reply => undef,
2854	tooltip => "How long the server has been running since last restart",	2916	tooltip => "How long the server has been running since last restart",
…		…
2863	id => "party",	2925	id => "party",
2864	title => "Party",	2926	title => "Party",
2865	reply => "gsay ",	2927	reply => "gsay ",
2866	tooltip => "Messages and chat related to your party",	2928	tooltip => "Messages and chat related to your party",
2867	},	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" => $CHAT_CHANNEL,
2868	);	2938	);
2869		2939
2870	sub cf::client::send_msg {	2940	sub cf::client::send_msg {
2871	my ($self, $channel, $msg, $color, @extra) = @_;	2941	my ($self, $channel, $msg, $color, @extra) = @_;
2872		2942
2873	$msg = $self->pl->expand_cfpod ($msg);	2943	$msg = $self->pl->expand_cfpod ($msg)
		2944	unless $color & cf::NDI_VERBATIM;
2874		2945
2875	$color &= cf::NDI_CLIENT_MASK; # just in case...	2946	$color &= cf::NDI_CLIENT_MASK; # just in case...
2876		2947
2877	# check predefined channels, for the benefit of C	2948	# check predefined channels, for the benefit of C
2878	if ($CHANNEL{$channel}) {	2949	if ($CHANNEL{$channel}) {
2879	$channel = $CHANNEL{$channel};	2950	$channel = $CHANNEL{$channel};
2880		2951
2881	$self->ext_msg (channel_info => $channel)	2952	$self->ext_msg (channel_info => $channel);
2882	if $self->can_msg;
2883
2884	$channel = $channel->{id};	2953	$channel = $channel->{id};
2885		2954
2886	} elsif (ref $channel) {	2955	} elsif (ref $channel) {
2887	# send meta info to client, if not yet sent	2956	# send meta info to client, if not yet sent
2888	unless (exists $self->{channel}{$channel->{id}}) {	2957	unless (exists $self->{channel}{$channel->{id}}) {
2889	$self->{channel}{$channel->{id}} = $channel;	2958	$self->{channel}{$channel->{id}} = $channel;
2890	$self->ext_msg (channel_info => $channel)	2959	$self->ext_msg (channel_info => $channel);
2891	if $self->can_msg;
2892	}	2960	}
2893		2961
2894	$channel = $channel->{id};	2962	$channel = $channel->{id};
2895	}	2963	}
2896		2964
2897	return unless @extra || length $msg;	2965	return unless @extra || length $msg;
2898		2966
2899	if ($self->can_msg) {
2900	# default colour, mask it out	2967	# default colour, mask it out
2901	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2968	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2902	if $color & cf::NDI_DEF;	2969	if $color & cf::NDI_DEF;
2903		2970
2904	$self->send_packet ("msg " . $self->{json_coder}->encode (	2971	my $pkt = "msg "
		2972	. $self->{json_coder}->encode (
2905	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2973	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2906	} else {	2974	);
2907	if ($color >= 0) {
2908	# replace some tags by gcfclient-compatible ones
2909	for ($msg) {
2910	1 while
2911	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2912	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2913	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2914	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2915	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2916	}
2917		2975
2918	$color &= cf::NDI_COLOR_MASK;	2976	$self->send_big_packet ($pkt);
2919
2920	utf8::encode $msg;
2921
2922	if (0 && $msg =~ /\[/) {
2923	# COMMAND/INFO
2924	$self->send_packet ("drawextinfo $color 10 8 $msg")
2925	} else {
2926	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2927	$self->send_packet ("drawinfo $color $msg")
2928	}
2929	}
2930	}
2931	}	2977	}
2932		2978
2933	=item $client->ext_msg ($type, @msg)	2979	=item $client->ext_msg ($type, @msg)
2934		2980
2935	Sends an ext event to the client.	2981	Sends an ext event to the client.
…		…
2938		2984
2939	sub cf::client::ext_msg($$@) {	2985	sub cf::client::ext_msg($$@) {
2940	my ($self, $type, @msg) = @_;	2986	my ($self, $type, @msg) = @_;
2941		2987
2942	if ($self->extcmd == 2) {	2988	if ($self->extcmd == 2) {
2943	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2989	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2944	} elsif ($self->extcmd == 1) { # TODO: remove	2990	} elsif ($self->extcmd == 1) { # TODO: remove
2945	push @msg, msgtype => "event_$type";	2991	push @msg, msgtype => "event_$type";
2946	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2992	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2947	}	2993	}
2948	}	2994	}
2949		2995
2950	=item $client->ext_reply ($msgid, @msg)	2996	=item $client->ext_reply ($msgid, @msg)
2951		2997
…		…
2955		3001
2956	sub cf::client::ext_reply($$@) {	3002	sub cf::client::ext_reply($$@) {
2957	my ($self, $id, @msg) = @_;	3003	my ($self, $id, @msg) = @_;
2958		3004
2959	if ($self->extcmd == 2) {	3005	if ($self->extcmd == 2) {
2960	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3006	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2961	} elsif ($self->extcmd == 1) {	3007	} elsif ($self->extcmd == 1) {
2962	#TODO: version 1, remove	3008	#TODO: version 1, remove
2963	unshift @msg, msgtype => "reply", msgid => $id;	3009	unshift @msg, msgtype => "reply", msgid => $id;
2964	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2965	}	3011	}
2966	}	3012	}
2967		3013
2968	=item $success = $client->query ($flags, "text", \&cb)	3014	=item $success = $client->query ($flags, "text", \&cb)
2969		3015
…		…
3110	The following functions and methods are available within a safe environment:	3156	The following functions and methods are available within a safe environment:
3111		3157
3112	cf::object	3158	cf::object
3113	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
3114	insert remove name archname title slaying race decrease split	3160	insert remove name archname title slaying race decrease split
		3161	value
3115		3162
3116	cf::object::player	3163	cf::object::player
3117	player	3164	player
3118		3165
3119	cf::player	3166	cf::player
…		…
3125	=cut	3172	=cut
3126		3173
3127	for (	3174	for (
3128	["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
3129	insert remove inv nrof name archname title slaying race	3176	insert remove inv nrof name archname title slaying race
3130	decrease split destroy)],	3177	decrease split destroy change_exp value msg lore send_msg)],
3131	["cf::object::player" => qw(player)],	3178	["cf::object::player" => qw(player)],
3132	["cf::player" => qw(peaceful)],	3179	["cf::player" => qw(peaceful send_msg)],
3133	["cf::map" => qw(trigger)],	3180	["cf::map" => qw(trigger)],
3134	) {	3181	) {
3135	no strict 'refs';	3182	no strict 'refs';
3136	my ($pkg, @funs) = @$_;	3183	my ($pkg, @funs) = @$_;
3137	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3154	my ($code, %vars) = @_;	3201	my ($code, %vars) = @_;
3155		3202
3156	my $qcode = $code;	3203	my $qcode = $code;
3157	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3158	$qcode =~ s/\n/\\n/g;	3205	$qcode =~ s/\n/\\n/g;
		3206
		3207	%vars = (_dummy => 0) unless %vars;
3159		3208
3160	local $_;	3209	local $_;
3161	local @safe::cf::_safe_eval_args = values %vars;	3210	local @safe::cf::_safe_eval_args = values %vars;
3162		3211
3163	my $eval =	3212	my $eval =
…		…
3393	reload_treasures;	3442	reload_treasures;
3394		3443
3395	warn "finished reloading resource files\n";	3444	warn "finished reloading resource files\n";
3396	}	3445	}
3397		3446
3398	sub init {
3399	my $guard = freeze_mainloop;
3400
3401	reload_resources;
3402	}
3403
3404	sub reload_config {	3447	sub reload_config {
		3448	warn "reloading config file...\n";
		3449
3405	open my $fh, "<:utf8", "$CONFDIR/config"	3450	open my $fh, "<:utf8", "$CONFDIR/config"
3406	or return;	3451	or return;
3407		3452
3408	local $/;	3453	local $/;
3409	*CFG = YAML::Load <$fh>;	3454	*CFG = YAML::XS::Load scalar <$fh>;
3410		3455
3411	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3412		3457
3413	$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};
3414	$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};
…		…
3418	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3419	and die "WARNING: m(un)lockall failed: $!\n";	3464	and die "WARNING: m(un)lockall failed: $!\n";
3420	};	3465	};
3421	warn $@ if $@;	3466	warn $@ if $@;
3422	}	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;
3423	}	3498	}
3424		3499
3425	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
3426	# we must not ever block the main coroutine	3515	# we must not ever block the main coroutine
3427	local $Coro::idle = sub {	3516	local $Coro::idle = sub {
3428	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#
3429	(async {	3518	(async {
3430	$Coro::current->{desc} = "IDLE BUG HANDLER";	3519	$Coro::current->{desc} = "IDLE BUG HANDLER";
3431	EV::loop EV::LOOP_ONESHOT;	3520	EV::loop EV::LOOP_ONESHOT;
3432	})->prio (Coro::PRIO_MAX);	3521	})->prio (Coro::PRIO_MAX);
3433	};	3522	};
3434		3523
3435	{	3524	evthread_start IO::AIO::poll_fileno;
3436	my $guard = freeze_mainloop;	3525
		3526	cf::sync_job {
		3527	reload_resources;
3437	reload_config;	3528	reload_config;
3438	db_init;	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
3439	load_extensions;	3542	load_extensions;
3440		3543
3441	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3544	utime time, time, $RUNTIMEFILE;
3442	evthread_start IO::AIO::poll_fileno;	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;
3443	}	3551	};
3444		3552
3445	EV::loop;	3553	main_loop;
3446	}	3554	}
3447		3555
3448	#############################################################################	3556	#############################################################################
3449	# initialisation and cleanup	3557	# initialisation and cleanup
3450		3558
…		…
3457	};	3565	};
3458	}	3566	}
3459	}	3567	}
3460		3568
3461	sub write_runtime_sync {	3569	sub write_runtime_sync {
3462	my $runtime = "$LOCALDIR/runtime";
3463
3464	# first touch the runtime file to show we are still running:	3570	# first touch the runtime file to show we are still running:
3465	# the fsync below can take a very very long time.	3571	# the fsync below can take a very very long time.
3466		3572
3467	IO::AIO::aio_utime $runtime, undef, undef;	3573	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3468		3574
3469	my $guard = cf::lock_acquire "write_runtime";	3575	my $guard = cf::lock_acquire "write_runtime";
3470		3576
3471	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3577	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3472	or return;	3578	or return;
3473		3579
3474	my $value = $cf::RUNTIME + 90 + 10;	3580	my $value = $cf::RUNTIME + 90 + 10;
3475	# 10 is the runtime save interval, for a monotonic clock	3581	# 10 is the runtime save interval, for a monotonic clock
3476	# 60 allows for the watchdog to kill the server.	3582	# 60 allows for the watchdog to kill the server.
…		…
3486	aio_utime $fh, undef, undef;	3592	aio_utime $fh, undef, undef;
3487		3593
3488	close $fh	3594	close $fh
3489	or return;	3595	or return;
3490		3596
3491	aio_rename "$runtime~", $runtime	3597	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3492	and return;	3598	and return;
3493		3599
3494	warn "runtime file written.\n";	3600	warn "runtime file written.\n";
3495		3601
3496	1	3602	1
…		…
3508	my $uuid = "$LOCALDIR/uuid";	3614	my $uuid = "$LOCALDIR/uuid";
3509		3615
3510	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3616	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3511	or return;	3617	or return;
3512		3618
3513	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;
3514	$uuid_skip = 0;	3627	$uuid_skip = 0;
3515		3628
3516	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3629	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3517	and return;	3630	and return;
3518		3631
…		…
3540	}	3653	}
3541		3654
3542	sub emergency_save() {	3655	sub emergency_save() {
3543	my $freeze_guard = cf::freeze_mainloop;	3656	my $freeze_guard = cf::freeze_mainloop;
3544		3657
3545	warn "enter emergency perl save\n";	3658	warn "emergency_perl_save: enter\n";
3546		3659
3547	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
3548	# use a peculiar iteration method to avoid tripping on perl	3666	# use a peculiar iteration method to avoid tripping on perl
3549	# refcount bugs in for. also avoids problems with players	3667	# refcount bugs in for. also avoids problems with players
3550	# and maps saved/destroyed asynchronously.	3668	# and maps saved/destroyed asynchronously.
3551	warn "begin emergency player save\n";	3669	warn "emergency_perl_save: begin player save\n";
3552	for my $login (keys %cf::PLAYER) {	3670	for my $login (keys %cf::PLAYER) {
3553	my $pl = $cf::PLAYER{$login} or next;	3671	my $pl = $cf::PLAYER{$login} or next;
3554	$pl->valid or next;	3672	$pl->valid or next;
3555	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3673	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3556	$pl->save;	3674	$pl->save;
3557	}	3675	}
3558	warn "end emergency player save\n";	3676	warn "emergency_perl_save: end player save\n";
3559		3677
3560	warn "begin emergency map save\n";	3678	warn "emergency_perl_save: begin map save\n";
3561	for my $path (keys %cf::MAP) {	3679	for my $path (keys %cf::MAP) {
3562	my $map = $cf::MAP{$path} or next;	3680	my $map = $cf::MAP{$path} or next;
3563	$map->valid or next;	3681	$map->valid or next;
3564	$map->save;	3682	$map->save;
3565	}	3683	}
3566	warn "end emergency map save\n";	3684	warn "emergency_perl_save: end map save\n";
3567		3685
3568	warn "begin emergency database checkpoint\n";	3686	warn "emergency_perl_save: begin database checkpoint\n";
3569	BDB::db_env_txn_checkpoint $DB_ENV;	3687	BDB::db_env_txn_checkpoint $DB_ENV;
3570	warn "end emergency database checkpoint\n";	3688	warn "emergency_perl_save: end database checkpoint\n";
3571		3689
3572	warn "begin write uuid\n";	3690	warn "emergency_perl_save: begin write uuid\n";
3573	write_uuid_sync 1;	3691	write_uuid_sync 1;
3574	warn "end write uuid\n";	3692	warn "emergency_perl_save: end write uuid\n";
3575	};	3693	};
3576		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
3577	warn "leave emergency perl save\n";	3700	warn "emergency_perl_save: leave\n";
3578	}	3701	}
3579		3702
3580	sub post_cleanup {	3703	sub post_cleanup {
3581	my ($make_core) = @_;	3704	my ($make_core) = @_;
3582		3705
3583	warn Carp::longmess "post_cleanup backtrace"	3706	warn Carp::longmess "post_cleanup backtrace"
3584	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 $pkg\n";#d#
3585	}	3737	}
3586		3738
3587	sub do_reload_perl() {	3739	sub do_reload_perl() {
3588	# can/must only be called in main	3740	# can/must only be called in main
3589	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3590	warn "can only reload from main coroutine";	3742	warn "can only reload from main coroutine";
3591	return;	3743	return;
3592	}	3744	}
3593		3745
		3746	return if $RELOAD++;
		3747
		3748	my $t1 = EV::time;
		3749
		3750	while ($RELOAD) {
3594	warn "reloading...";	3751	warn "reloading...";
3595		3752
3596	warn "entering sync_job";	3753	warn "entering sync_job";
3597		3754
3598	cf::sync_job {	3755	cf::sync_job {
3599	cf::write_runtime_sync; # external watchdog should not bark	3756	cf::write_runtime_sync; # external watchdog should not bark
3600	cf::emergency_save;	3757	cf::emergency_save;
3601	cf::write_runtime_sync; # external watchdog should not bark	3758	cf::write_runtime_sync; # external watchdog should not bark
3602		3759
3603	warn "syncing database to disk";	3760	warn "syncing database to disk";
3604	BDB::db_env_txn_checkpoint $DB_ENV;	3761	BDB::db_env_txn_checkpoint $DB_ENV;
3605		3762
3606	# if anything goes wrong in here, we should simply crash as we already saved	3763	# if anything goes wrong in here, we should simply crash as we already saved
3607		3764
3608	warn "flushing outstanding aio requests";	3765	warn "flushing outstanding aio requests";
3609	for (;;) {
3610	BDB::flush;
3611	IO::AIO::flush;
3612	Coro::cede_notself;
3613	last unless IO::AIO::nreqs || BDB::nreqs;	3766	while (IO::AIO::nreqs || BDB::nreqs) {
3614	warn "iterate...";	3767	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3615	}
3616
3617	++$RELOAD;
3618
3619	warn "cancelling all extension coros";
3620	$_->cancel for values %EXT_CORO;
3621	%EXT_CORO = ();
3622
3623	warn "removing commands";
3624	%COMMAND = ();
3625
3626	warn "removing ext/exti commands";
3627	%EXTCMD = ();
3628	%EXTICMD = ();
3629
3630	warn "unloading/nuking all extensions";
3631	for my $pkg (@EXTS) {
3632	warn "... unloading $pkg";
3633
3634	if (my $cb = $pkg->can ("unload")) {
3635	eval {
3636	$cb->($pkg);
3637	1
3638	} or warn "$pkg unloaded, but with errors: $@";
3639	}	3768	}
3640		3769
3641	warn "... nuking $pkg";	3770	warn "cancelling all extension coros";
3642	Symbol::delete_package $pkg;	3771	$_->cancel for values %EXT_CORO;
3643	}	3772	%EXT_CORO = ();
3644		3773
3645	warn "unloading all perl modules loaded from $LIBDIR";	3774	warn "removing commands";
3646	while (my ($k, $v) = each %INC) {	3775	%COMMAND = ();
3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3648		3776
		3777	warn "removing ext/exti commands";
		3778	%EXTCMD = ();
		3779	%EXTICMD = ();
		3780
		3781	warn "unloading/nuking all extensions";
		3782	for my $pkg (@EXTS) {
3649	warn "... unloading $k";	3783	warn "... unloading $pkg";
3650	delete $INC{$k};
3651		3784
3652	$k =~ s/\.pm$//;
3653	$k =~ s/\//::/g;
3654
3655	if (my $cb = $k->can ("unload_module")) {	3785	if (my $cb = $pkg->can ("unload")) {
		3786	eval {
3656	$cb->();	3787	$cb->($pkg);
		3788	1
		3789	} or warn "$pkg unloaded, but with errors: $@";
		3790	}
		3791
		3792	warn "... clearing $pkg";
		3793	clear_package $pkg;
3657	}	3794	}
3658		3795
3659	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 $k;
3660	}	3811	}
3661		3812
3662	warn "getting rid of safe::, as good as possible";	3813	warn "getting rid of safe::, as good as possible";
3663	Symbol::delete_package "safe::$_"	3814	clear_package "safe::$_"
3664	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);
3665		3816
3666	warn "unloading cf.pm \"a bit\"";	3817	warn "unloading cf.pm \"a bit\"";
3667	delete $INC{"cf.pm"};	3818	delete $INC{"cf.pm"};
3668	delete $INC{"cf/pod.pm"};	3819	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3669		3820
3670	# don't, removes xs symbols, too,	3821	# don't, removes xs symbols, too,
3671	# and global variables created in xs	3822	# and global variables created in xs
3672	#Symbol::delete_package __PACKAGE__;	3823	#clear_package __PACKAGE__;
3673		3824
3674	warn "unload completed, starting to reload now";	3825	warn "unload completed, starting to reload now";
3675		3826
3676	warn "reloading cf.pm";	3827	warn "reloading cf.pm";
3677	require cf;	3828	require cf;
3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3829	cf::_connect_to_perl_1;
3679		3830
3680	warn "loading config and database again";	3831	warn "loading config and database again";
3681	cf::reload_config;	3832	cf::reload_config;
3682		3833
3683	warn "loading extensions";	3834	warn "loading extensions";
3684	cf::load_extensions;	3835	cf::load_extensions;
3685		3836
		3837	if ($REATTACH_ON_RELOAD) {
3686	warn "reattaching attachments to objects/players";	3838	warn "reattaching attachments to objects/players";
3687	_global_reattach; # objects, sockets	3839	_global_reattach; # objects, sockets
3688	warn "reattaching attachments to maps";	3840	warn "reattaching attachments to maps";
3689	reattach $_ for values %MAP;	3841	reattach $_ for values %MAP;
3690	warn "reattaching attachments to players";	3842	warn "reattaching attachments to players";
3691	reattach $_ for values %PLAYER;	3843	reattach $_ for values %PLAYER;
		3844	}
3692		3845
		3846	warn "running post_init jobs";
		3847	(pop @POST_INIT)->(1) while @POST_INIT;
		3848
3693	warn "leaving sync_job";	3849	warn "leaving sync_job";
3694		3850
3695	1	3851	1
3696	} or do {	3852	} or do {
3697	warn $@;	3853	warn $@;
3698	cf::cleanup "error while reloading, exiting.";	3854	cf::cleanup "error while reloading, exiting.";
3699	};	3855	};
3700		3856
3701	warn "reloaded";	3857	warn "reloaded";
		3858	--$RELOAD;
		3859	}
		3860
		3861	$t1 = EV::time - $t1;
		3862	warn "reload completed in ${t1}s\n";
3702	};	3863	};
3703		3864
3704	our $RELOAD_WATCHER; # used only during reload	3865	our $RELOAD_WATCHER; # used only during reload
3705		3866
3706	sub reload_perl() {	3867	sub reload_perl() {
3707	# doing reload synchronously and two reloads happen back-to-back,	3868	# doing reload synchronously and two reloads happen back-to-back,
3708	# coro crashes during coro_state_free->destroy here.	3869	# coro crashes during coro_state_free->destroy here.
3709		3870
		3871	$RELOAD_WATCHER ||= cf::async {
		3872	Coro::AIO::aio_wait cache_extensions;
		3873
3710	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3874	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3711	do_reload_perl;	3875	do_reload_perl;
3712	undef $RELOAD_WATCHER;	3876	undef $RELOAD_WATCHER;
		3877	};
3713	};	3878	};
3714	}	3879	}
3715		3880
3716	register_command "reload" => sub {	3881	register_command "reload" => sub {
3717	my ($who, $arg) = @_;	3882	my ($who, $arg) = @_;
…		…
3792	BDB::max_poll_reqs $TICK * 0.1;	3957	BDB::max_poll_reqs $TICK * 0.1;
3793	$AnyEvent::BDB::WATCHER->priority (1);	3958	$AnyEvent::BDB::WATCHER->priority (1);
3794		3959
3795	unless ($DB_ENV) {	3960	unless ($DB_ENV) {
3796	$DB_ENV = BDB::db_env_create;	3961	$DB_ENV = BDB::db_env_create;
3797	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3962	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3798	| 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;
3799	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3965	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3800	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3801		3967
3802	cf::sync_job {	3968	cf::sync_job {
3803	eval {	3969	eval {
…		…
3829	{	3995	{
3830	# configure IO::AIO	3996	# configure IO::AIO
3831		3997
3832	IO::AIO::min_parallel 8;	3998	IO::AIO::min_parallel 8;
3833	IO::AIO::max_poll_time $TICK * 0.1;	3999	IO::AIO::max_poll_time $TICK * 0.1;
3834	$AnyEvent::AIO::WATCHER->priority (1);	4000	undef $AnyEvent::AIO::WATCHER;
3835	}	4001	}
3836		4002
3837	my $_log_backtrace;	4003	my $_log_backtrace;
3838		4004
3839	sub _log_backtrace {	4005	sub _log_backtrace {
…		…
3842	$msg =~ s/\n//;	4008	$msg =~ s/\n//;
3843		4009
3844	# limit the # of concurrent backtraces	4010	# limit the # of concurrent backtraces
3845	if ($_log_backtrace < 2) {	4011	if ($_log_backtrace < 2) {
3846	++$_log_backtrace;	4012	++$_log_backtrace;
		4013	my $perl_bt = Carp::longmess $msg;
3847	async {	4014	async {
3848	$Coro::current->{desc} = "abt $msg";	4015	$Coro::current->{desc} = "abt $msg";
3849		4016
3850	my @bt = fork_call {	4017	my @bt = fork_call {
3851	@addr = map { sprintf "%x", $_ } @addr;	4018	@addr = map { sprintf "%x", $_ } @addr;
…		…
3862	}	4029	}
3863		4030
3864	@funcs	4031	@funcs
3865	};	4032	};
3866		4033
3867	LOG llevInfo, "[ABT] $msg\n";	4034	LOG llevInfo, "[ABT] $perl_bt\n";
		4035	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3868	LOG llevInfo, "[ABT] $_\n" for @bt;	4036	LOG llevInfo, "[ABT] $_\n" for @bt;
3869	--$_log_backtrace;	4037	--$_log_backtrace;
3870	};	4038	};
3871	} else {	4039	} else {
3872	LOG llevInfo, "[ABT] $msg\n";	4040	LOG llevInfo, "[ABT] $msg\n";
3873	LOG llevInfo, "[ABT] [suppressed]\n";	4041	LOG llevInfo, "[ABT] [suppressed]\n";
3874	}	4042	}
3875	}	4043	}
3876		4044
3877	# load additional modules	4045	# load additional modules
3878	use cf::pod;	4046	require "cf/$_.pm" for @EXTRA_MODULES;
		4047	cf::_connect_to_perl_2;
3879		4048
3880	END { cf::emergency_save }	4049	END { cf::emergency_save }
3881		4050
3882	1	4051	1
3883		4052

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