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Revision 1.434 by root, Thu May 29 03:27:37 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;
		43	use Coro::EV;
39	use Coro::AnyEvent;	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
60	AnyEvent::detect;	66	AnyEvent::detect;
61		67
62	IO::AIO::max_poll_reqs 1;#d#
63
64	# configure various modules to our taste	68	# configure various modules to our taste
65	#	69	#
66	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
67	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";
68	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
69		78
70	$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" };
71		81
72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
73		83
74	our %COMMAND = ();	84	our %COMMAND = ();
75	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
78	our %EXTCMD = ();	88	our %EXTCMD = ();
79	our %EXTICMD = ();	89	our %EXTICMD = ();
80	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
81	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
82		92
83	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
84	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
85		97
86	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
87	our $DATADIR = datadir;	99	our $DATADIR = datadir;
88	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
89	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
90	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
91	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
92	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
96	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
97	our %RESOURCE;	112	our %RESOURCE;
98		113
99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101	our $NEXT_TICK;	116	our $NEXT_TICK;
102	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
103		118
104	our $BDB_DEADLOCK_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
105	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
106	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
107	our $DB_ENV;	122	our $DB_ENV;
108		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
109	our %CFG;	126	our %CFG;
110		127
111	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
112	our $RUNTIME;	129	our $RUNTIME;
113	our $NOW;	130	our $NOW;
…		…
122	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)
123	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
124	our $JITTER; # average jitter	141	our $JITTER; # average jitter
125	our $TICK_START; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
126		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
		148
127	binmode STDOUT;	149	binmode STDOUT;
128	binmode STDERR;	150	binmode STDERR;
129		151
130	# read virtual server time, if available	152	# read virtual server time, if available
131	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
132	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
133	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
134	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
135	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
136		160
137	mkdir $_	161	mkdir $_
138	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139		163
140	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
141		165
142	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::"} };
143		178
144	#############################################################################	179	#############################################################################
145		180
146	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
147		182
…		…
194	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
195	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.
196		231
197	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
198		233
199	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
200	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
201	that call.	236	that call.
202		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
203	=back	244	=back
204		245
205	=cut	246	=cut
206		247
207	BEGIN {	248	$Coro::State::WARNHOOK = sub {
208	*CORE::GLOBAL::warn = sub {
209	my $msg = join "", @_;	249	my $msg = join "", @_;
210		250
211	$msg .= "\n"	251	$msg .= "\n"
212	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
213		253
214	$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;
215		255
216	LOG llevError, $msg;	256	LOG llevError, $msg;
217	};	257	};
218	}
219		258
220	$Coro::State::DIEHOOK = sub {	259	$Coro::State::DIEHOOK = sub {
221	return unless $^S eq 0; # "eq", not "=="	260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
222		263
223	if ($Coro::current == $Coro::main) {#d#	264	if ($Coro::current == $Coro::main) {#d#
224	warn "DIEHOOK called in main context, Coro bug?\n";#d#	265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
225	return;#d#	266	return;#d#
226	}#d#	267	}#d#
227		268
228	# kill coroutine otherwise	269	# kill coroutine otherwise
229	warn Carp::longmess $_[0];
230	Coro::terminate	270	Coro::terminate
231	};	271	};
232
233	$SIG{__DIE__} = sub { }; #d#?
234		272
235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
245	for my $pkg (qw(	283	for my $pkg (qw(
246	cf::global cf::attachable	284	cf::global cf::attachable
247	cf::object cf::object::player	285	cf::object cf::object::player
248	cf::client cf::player	286	cf::client cf::player
249	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
250	cf::map cf::party cf::region	289	cf::party cf::region
251	)) {	290	)) {
252	no strict 'refs';
253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
254	}	292	}
255		293
256	$EV::DIED = sub {	294	$EV::DIED = sub {
257	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
258	};	296	};
259		297
260	#############################################################################	298	#############################################################################
261		299
262	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300		338
301	sub encode_json($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
302	sub decode_json($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
303		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
304	=item cf::lock_wait $string	356	=item cf::lock_wait $string
305		357
306	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
307		359
308	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
309		361
310	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
311	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,
312	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
313	returned.	365	returned.
314		366
315	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
316	deadlocked coro.	368	deadlocked coro.
…		…
322		374
323	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.
324		376
325	=cut	377	=cut
326		378
327	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
328	our %LOCKER;#d#
329		380
330	sub lock_wait($) {	381	sub lock_wait($) {
331	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
332
333	if ($LOCKER{$key} == $Coro::current) {#d#
334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335	return;#d#
336	}#d#
337
338	# wait for lock, if any
339	while ($LOCK{$key}) {
340	push @{ $LOCK{$key} }, $Coro::current;
341	Coro::schedule;
342	}
343	}	383	}
344		384
345	sub lock_acquire($) {	385	sub lock_acquire($) {
346	my ($key) = @_;	386	$LOCKS->guard ($_[0])
347
348	# wait, to be sure we are not locked
349	lock_wait $key;
350
351	$LOCK{$key} = [];
352	$LOCKER{$key} = $Coro::current;#d#
353
354	Coro::guard {
355	delete $LOCKER{$key};#d#
356	# wake up all waiters, to be on the safe side
357	$_->ready for @{ delete $LOCK{$key} };
358	}
359	}	387	}
360		388
361	sub lock_active($) {	389	sub lock_active($) {
362	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
363
364	! ! $LOCK{$key}
365	}	391	}
366		392
367	sub freeze_mainloop {	393	sub freeze_mainloop {
368	tick_inhibit_inc;	394	tick_inhibit_inc;
369		395
370	Coro::guard \&tick_inhibit_dec;	396	&Guard::guard (\&tick_inhibit_dec);
371	}	397	}
372		398
373	=item cf::periodic $interval, $cb	399	=item cf::periodic $interval, $cb
374		400
375	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
…		…
727		753
728	#############################################################################	754	#############################################################################
729		755
730	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
731		757
732	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
733	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")
734	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
735		761
736	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>
737	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
…		…
787	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
788		814
789	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
790	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
791		817
792	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
793	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
794		820
795	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
796		822
797	=over 4	823	=over 4
…		…
1088		1114
1089	sub reattach {	1115	sub reattach {
1090	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1091	my ($obj) = @_;	1117	my ($obj) = @_;
1092		1118
		1119	# no longer needed after getting rid of delete_package?
1093	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
1094		1121
1095	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1096		1123
1097	@$registry = ();	1124	@$registry = ();
1098		1125
…		…
1146	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1147		1174
1148	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1149	aio_chmod $fh, SAVE_MODE;	1176	aio_chmod $fh, SAVE_MODE;
1150	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1151	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	}
1152	aio_close $fh;	1182	aio_close $fh;
1153		1183
1154	if (@$objs) {	1184	if (@$objs) {
1155	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) {
1156	aio_chmod $fh, SAVE_MODE;	1186	aio_chmod $fh, SAVE_MODE;
1157	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1158	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1159	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	}
1160	aio_close $fh;	1193	aio_close $fh;
1161	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1162	}	1195	}
1163	} else {	1196	} else {
1164	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1165	}	1198	}
1166		1199
1167	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1168	} else {	1204	} else {
1169	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1170	}	1206	}
1171	} else {	1207	} else {
1172	aio_unlink $filename;	1208	aio_unlink $filename;
1173	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1174	}	1210	}
…		…
1265	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1266		1302
1267	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1268	}	1304	}
1269		1305
		1306	use File::Glob ();
		1307
1270	cf::player->attach (	1308	cf::player->attach (
1271	on_command => sub {	1309	on_command => sub {
1272	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1273		1311
1274	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1306		1344
1307	cf::override;	1345	cf::override;
1308	},	1346	},
1309	);	1347	);
1310		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
1311	sub load_extensions {	1362	sub load_extensions {
1312	cf::sync_job {	1363	cf::sync_job {
1313	my %todo;	1364	my %todo;
1314		1365
1315	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1334		1385
1335	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1336	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1337		1388
1338	$ext{source} =	1389	$ext{source} =
1339	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1340	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1341	. $source	1392	. $source
1342	. "\n};\n1";	1393	. "\n};\n1";
1343		1394
1344	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1384		1435
1385	=back	1436	=back
1386		1437
1387	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1388		1439
1389	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1390		1441
1391	=cut	1442	=cut
1392		1443
1393	package cf::player;	1444	package cf::player;
1394		1445
…		…
1437		1488
1438	sub exists($) {	1489	sub exists($) {
1439	my ($login) = @_;	1490	my ($login) = @_;
1440		1491
1441	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1442	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1443	}	1494	}
1444		1495
1445	sub find($) {	1496	sub find($) {
1446	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1447	my $login = $_[0];	1498	my $login = $_[0];
…		…
1522	my ($pl) = @_;	1573	my ($pl) = @_;
1523		1574
1524	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1525		1576
1526	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1527	$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
1528		1579
1529	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1530	$pl->deactivate;	1581	$pl->deactivate;
1531	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;
1532	$pl->ob->check_score;	1583	$pl->ob->check_score;
…		…
1618	}	1669	}
1619		1670
1620	\@paths	1671	\@paths
1621	}	1672	}
1622		1673
1623	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1624		1675
1625	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1626
1627	=cut
1628
1629	use re 'eval';
1630
1631	my $group;
1632	my $interior; $interior = qr{
1633	# match a pod interior sequence sans C<< >>
1634	(?:
1635	\ (.*?)\ (?{ $group = $^N })
1636	| < (??{$interior}) >
1637	)
1638	}x;
1639
1640	sub expand_cfpod {
1641	my ($self, $pod) = @_;
1642
1643	my $xml;
1644
1645	while () {
1646	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1647	$group = $1;
1648
1649	$group =~ s/&/&amp;/g;
1650	$group =~ s/</&lt;/g;
1651
1652	$xml .= $group;
1653	} elsif ($pod =~ m%\G
1654	([BCGHITU])
1655	<
1656	(?:
1657	([^<>]*) (?{ $group = $^N })
1658	| < $interior >
1659	)
1660	>
1661	%gcsx
1662	) {
1663	my ($code, $data) = ($1, $group);
1664
1665	if ($code eq "B") {
1666	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1667	} elsif ($code eq "I") {
1668	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1669	} elsif ($code eq "U") {
1670	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1671	} elsif ($code eq "C") {
1672	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1673	} elsif ($code eq "T") {
1674	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1675	} elsif ($code eq "G") {
1676	my ($male, $female) = split /\|/, $data;
1677	$data = $self->gender ? $female : $male;
1678	$xml .= expand_cfpod ($self, $data);
1679	} elsif ($code eq "H") {
1680	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1681	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1682	"")
1683	[$self->{hintmode}];
1684	} else {
1685	$xml .= "error processing '$code($data)' directive";
1686	}
1687	} else {
1688	if ($pod =~ /\G(.+)/) {
1689	warn "parse error while expanding $pod (at $1)";
1690	}
1691	last;
1692	}
1693	}
1694
1695	for ($xml) {
1696	# create single paragraphs (very hackish)
1697	s/(?<=\S)\n(?=\w)/ /g;
1698
1699	# compress some whitespace
1700	s/\s+\n/\n/g; # ws line-ends
1701	s/\n\n+/\n/g; # double lines
1702	s/^\n+//; # beginning lines
1703	s/\n+$//; # ending lines
1704	}
1705
1706	$xml
1707	}
1708
1709	no re 'eval';
1710
1711	sub hintmode {
1712	$_[0]{hintmode} = $_[1] if @_ > 1;
1713	$_[0]{hintmode}
1714	}
1715		1677
1716	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1717		1679
1718	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1719		1681
…		…
1932		1894
1933	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1934	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1935	}	1897	}
1936		1898
1937	# and all this just because we cannot iterate over
1938	# all maps in C++...
1939	sub change_all_map_light {
1940	my ($change) = @_;
1941
1942	$_->change_map_light ($change)
1943	for grep $_->outdoor, values %cf::MAP;
1944	}
1945
1946	sub decay_objects {	1899	sub decay_objects {
1947	my ($self) = @_;	1900	my ($self) = @_;
1948		1901
1949	return if $self->{deny_reset};	1902	return if $self->{deny_reset};
1950		1903
…		…
2032	sub find {	1985	sub find {
2033	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
2034		1987
2035	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
2036		1989
2037	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2038	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
2039		1992
2040	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
2041	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2042	my $guard2 = cf::lock_acquire "map_find:$path";
2043
2044	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
2045	or return;	1995	or return;
2046		1996
2047	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
2048		1998
…		…
2088	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
2089	$f->skip_block;	2039	$f->skip_block;
2090	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
2091	or return;	2041	or return;
2092		2042
2093	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
2094	if delete $self->{load_original};	2044	if delete $self->{load_original};
2095		2045
2096	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
2097	utf8::encode $uniq;	2047	utf8::encode $uniq;
2098	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
2116	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
2117	$self->decay_objects;	2067	$self->decay_objects;
2118	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
2119	$self->update_buttons;	2069	$self->update_buttons;
2120	cf::cede_to_tick;	2070	cf::cede_to_tick;
2121	$self->set_darkness_map;
2122	cf::cede_to_tick;
2123	$self->activate;	2071	$self->activate;
2124	}	2072	}
2125		2073
2126	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
2127	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
…		…
2293		2241
2294	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2295		2243
2296	return if $self->players;	2244	return if $self->players;
2297		2245
2298	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2299		2247
2300	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2301		2249
2302	# need to save uniques path	2250	# need to save uniques path
2303	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2394	: normalise $_	2342	: normalise $_
2395	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2396	]	2344	]
2397	}	2345	}
2398		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
2399	=back	2379	=back
2400		2380
2401	=head3 cf::object	2381	=head3 cf::object
2402		2382
2403	=cut	2383	=cut
…		…
2468		2448
2469	our $SAY_CHANNEL = {	2449	our $SAY_CHANNEL = {
2470	id => "say",	2450	id => "say",
2471	title => "Map",	2451	title => "Map",
2472	reply => "say ",	2452	reply => "say ",
2473	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.",
2474	};	2454	};
2475		2455
2476	our $CHAT_CHANNEL = {	2456	our $CHAT_CHANNEL = {
2477	id => "chat",	2457	id => "chat",
2478	title => "Chat",	2458	title => "Chat",
…		…
2533		2513
2534	=item $player_object->enter_link	2514	=item $player_object->enter_link
2535		2515
2536	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}>).
2537		2517
2538	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.
2539	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.
2540		2522
2541	Will never block.	2523	Will never block.
2542		2524
2543	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2544		2526
…		…
2596	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2597	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2598		2580
2599	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2600	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2601	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2602		2584
2603	$map->load;	2585	$map->load;
2604	$map->load_neighbours;	2586	$map->load_neighbours;
2605		2587
2606	return unless $self->contr->active;	2588	return unless $self->contr->active;
2607	$self->activate_recursive;
2608		2589
2609	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2610	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2611	}	2595	}
2612		2596
2613	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2614		2598
2615	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
2616	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2617	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
2618	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
2619	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 >>.
2620		2607
2621	=cut	2608	=cut
2622		2609
2623	our $GOTOGEN;	2610	our $GOTOGEN;
2624		2611
…		…
2771	$self->contr->savebed ($map, $x, $y)	2758	$self->contr->savebed ($map, $x, $y)
2772	if $exit->flag (cf::FLAG_DAMNED);	2759	if $exit->flag (cf::FLAG_DAMNED);
2773		2760
2774	1	2761	1
2775	}) {	2762	}) {
2776	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2777	. "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. "
2778	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2779	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2780		2767
2781	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2798	sub cf::client::send_drawinfo {	2785	sub cf::client::send_drawinfo {
2799	my ($self, $text, $flags) = @_;	2786	my ($self, $text, $flags) = @_;
2800		2787
2801	utf8::encode $text;	2788	utf8::encode $text;
2802	$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);
2803	}	2815	}
2804		2816
2805	=item $client->send_msg ($channel, $msg, $color, [extra...])	2817	=item $client->send_msg ($channel, $msg, $color, [extra...])
2806		2818
2807	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
…		…
2811		2823
2812	=cut	2824	=cut
2813		2825
2814	# non-persistent channels (usually the info channel)	2826	# non-persistent channels (usually the info channel)
2815	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	},
2816	"c/identify" => {	2834	"c/identify" => {
2817	id => "infobox",	2835	id => "infobox",
2818	title => "Identify",	2836	title => "Identify",
2819	reply => undef,	2837	reply => undef,
2820	tooltip => "Items recently identified",	2838	tooltip => "Items recently identified",
…		…
2822	"c/examine" => {	2840	"c/examine" => {
2823	id => "infobox",	2841	id => "infobox",
2824	title => "Examine",	2842	title => "Examine",
2825	reply => undef,	2843	reply => undef,
2826	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",
2827	},	2851	},
2828	"c/book" => {	2852	"c/book" => {
2829	id => "infobox",	2853	id => "infobox",
2830	title => "Book",	2854	title => "Book",
2831	reply => undef,	2855	reply => undef,
…		…
2847	id => "infobox",	2871	id => "infobox",
2848	title => "Body Parts",	2872	title => "Body Parts",
2849	reply => undef,	2873	reply => undef,
2850	tooltip => "Shows which body parts you posess and are available",	2874	tooltip => "Shows which body parts you posess and are available",
2851	},	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	},
2852	"c/uptime" => {	2912	"c/uptime" => {
2853	id => "infobox",	2913	id => "infobox",
2854	title => "Uptime",	2914	title => "Uptime",
2855	reply => undef,	2915	reply => undef,
2856	tooltip => "How long the server has been running since last restart",	2916	tooltip => "How long the server has been running since last restart",
…		…
2865	id => "party",	2925	id => "party",
2866	title => "Party",	2926	title => "Party",
2867	reply => "gsay ",	2927	reply => "gsay ",
2868	tooltip => "Messages and chat related to your party",	2928	tooltip => "Messages and chat related to your party",
2869	},	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" => $CHAT_CHANNEL,
2870	);	2938	);
2871		2939
2872	sub cf::client::send_msg {	2940	sub cf::client::send_msg {
2873	my ($self, $channel, $msg, $color, @extra) = @_;	2941	my ($self, $channel, $msg, $color, @extra) = @_;
2874		2942
2875	$msg = $self->pl->expand_cfpod ($msg);	2943	$msg = $self->pl->expand_cfpod ($msg)
		2944	unless $color & cf::NDI_VERBATIM;
2876		2945
2877	$color &= cf::NDI_CLIENT_MASK; # just in case...	2946	$color &= cf::NDI_CLIENT_MASK; # just in case...
2878		2947
2879	# check predefined channels, for the benefit of C	2948	# check predefined channels, for the benefit of C
2880	if ($CHANNEL{$channel}) {	2949	if ($CHANNEL{$channel}) {
2881	$channel = $CHANNEL{$channel};	2950	$channel = $CHANNEL{$channel};
2882		2951
2883	$self->ext_msg (channel_info => $channel)	2952	$self->ext_msg (channel_info => $channel);
2884	if $self->can_msg;
2885
2886	$channel = $channel->{id};	2953	$channel = $channel->{id};
2887		2954
2888	} elsif (ref $channel) {	2955	} elsif (ref $channel) {
2889	# send meta info to client, if not yet sent	2956	# send meta info to client, if not yet sent
2890	unless (exists $self->{channel}{$channel->{id}}) {	2957	unless (exists $self->{channel}{$channel->{id}}) {
2891	$self->{channel}{$channel->{id}} = $channel;	2958	$self->{channel}{$channel->{id}} = $channel;
2892	$self->ext_msg (channel_info => $channel)	2959	$self->ext_msg (channel_info => $channel);
2893	if $self->can_msg;
2894	}	2960	}
2895		2961
2896	$channel = $channel->{id};	2962	$channel = $channel->{id};
2897	}	2963	}
2898		2964
2899	return unless @extra || length $msg;	2965	return unless @extra || length $msg;
2900		2966
2901	if ($self->can_msg) {
2902	# default colour, mask it out	2967	# default colour, mask it out
2903	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2968	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2904	if $color & cf::NDI_DEF;	2969	if $color & cf::NDI_DEF;
2905		2970
2906	$self->send_packet ("msg " . $self->{json_coder}->encode (	2971	my $pkt = "msg "
		2972	. $self->{json_coder}->encode (
2907	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2973	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2908	} else {	2974	);
2909	if ($color >= 0) {
2910	# replace some tags by gcfclient-compatible ones
2911	for ($msg) {
2912	1 while
2913	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2914	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2915	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2916	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2917	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2918	}
2919		2975
2920	$color &= cf::NDI_COLOR_MASK;	2976	$self->send_big_packet ($pkt);
2921
2922	utf8::encode $msg;
2923
2924	if (0 && $msg =~ /\[/) {
2925	# COMMAND/INFO
2926	$self->send_packet ("drawextinfo $color 10 8 $msg")
2927	} else {
2928	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2929	$self->send_packet ("drawinfo $color $msg")
2930	}
2931	}
2932	}
2933	}	2977	}
2934		2978
2935	=item $client->ext_msg ($type, @msg)	2979	=item $client->ext_msg ($type, @msg)
2936		2980
2937	Sends an ext event to the client.	2981	Sends an ext event to the client.
…		…
2940		2984
2941	sub cf::client::ext_msg($$@) {	2985	sub cf::client::ext_msg($$@) {
2942	my ($self, $type, @msg) = @_;	2986	my ($self, $type, @msg) = @_;
2943		2987
2944	if ($self->extcmd == 2) {	2988	if ($self->extcmd == 2) {
2945	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2989	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2946	} elsif ($self->extcmd == 1) { # TODO: remove	2990	} elsif ($self->extcmd == 1) { # TODO: remove
2947	push @msg, msgtype => "event_$type";	2991	push @msg, msgtype => "event_$type";
2948	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2992	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2949	}	2993	}
2950	}	2994	}
2951		2995
2952	=item $client->ext_reply ($msgid, @msg)	2996	=item $client->ext_reply ($msgid, @msg)
2953		2997
…		…
2957		3001
2958	sub cf::client::ext_reply($$@) {	3002	sub cf::client::ext_reply($$@) {
2959	my ($self, $id, @msg) = @_;	3003	my ($self, $id, @msg) = @_;
2960		3004
2961	if ($self->extcmd == 2) {	3005	if ($self->extcmd == 2) {
2962	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3006	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2963	} elsif ($self->extcmd == 1) {	3007	} elsif ($self->extcmd == 1) {
2964	#TODO: version 1, remove	3008	#TODO: version 1, remove
2965	unshift @msg, msgtype => "reply", msgid => $id;	3009	unshift @msg, msgtype => "reply", msgid => $id;
2966	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2967	}	3011	}
2968	}	3012	}
2969		3013
2970	=item $success = $client->query ($flags, "text", \&cb)	3014	=item $success = $client->query ($flags, "text", \&cb)
2971		3015
…		…
3112	The following functions and methods are available within a safe environment:	3156	The following functions and methods are available within a safe environment:
3113		3157
3114	cf::object	3158	cf::object
3115	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
3116	insert remove name archname title slaying race decrease split	3160	insert remove name archname title slaying race decrease split
		3161	value
3117		3162
3118	cf::object::player	3163	cf::object::player
3119	player	3164	player
3120		3165
3121	cf::player	3166	cf::player
…		…
3127	=cut	3172	=cut
3128		3173
3129	for (	3174	for (
3130	["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
3131	insert remove inv nrof name archname title slaying race	3176	insert remove inv nrof name archname title slaying race
3132	decrease split destroy)],	3177	decrease split destroy change_exp value msg lore send_msg)],
3133	["cf::object::player" => qw(player)],	3178	["cf::object::player" => qw(player)],
3134	["cf::player" => qw(peaceful)],	3179	["cf::player" => qw(peaceful send_msg)],
3135	["cf::map" => qw(trigger)],	3180	["cf::map" => qw(trigger)],
3136	) {	3181	) {
3137	no strict 'refs';	3182	no strict 'refs';
3138	my ($pkg, @funs) = @$_;	3183	my ($pkg, @funs) = @$_;
3139	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3156	my ($code, %vars) = @_;	3201	my ($code, %vars) = @_;
3157		3202
3158	my $qcode = $code;	3203	my $qcode = $code;
3159	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3160	$qcode =~ s/\n/\\n/g;	3205	$qcode =~ s/\n/\\n/g;
		3206
		3207	%vars = (_dummy => 0) unless %vars;
3161		3208
3162	local $_;	3209	local $_;
3163	local @safe::cf::_safe_eval_args = values %vars;	3210	local @safe::cf::_safe_eval_args = values %vars;
3164		3211
3165	my $eval =	3212	my $eval =
…		…
3395	reload_treasures;	3442	reload_treasures;
3396		3443
3397	warn "finished reloading resource files\n";	3444	warn "finished reloading resource files\n";
3398	}	3445	}
3399		3446
3400	sub init {
3401	my $guard = freeze_mainloop;
3402
3403	reload_resources;
3404	}
3405
3406	sub reload_config {	3447	sub reload_config {
		3448	warn "reloading config file...\n";
		3449
3407	open my $fh, "<:utf8", "$CONFDIR/config"	3450	open my $fh, "<:utf8", "$CONFDIR/config"
3408	or return;	3451	or return;
3409		3452
3410	local $/;	3453	local $/;
3411	*CFG = YAML::Load <$fh>;	3454	*CFG = YAML::XS::Load scalar <$fh>;
3412		3455
3413	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3414		3457
3415	$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};
3416	$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};
…		…
3420	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3421	and die "WARNING: m(un)lockall failed: $!\n";	3464	and die "WARNING: m(un)lockall failed: $!\n";
3422	};	3465	};
3423	warn $@ if $@;	3466	warn $@ if $@;
3424	}	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;
3425	}	3498	}
3426		3499
3427	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
3428	# we must not ever block the main coroutine	3515	# we must not ever block the main coroutine
3429	local $Coro::idle = sub {	3516	local $Coro::idle = sub {
3430	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#
3431	(async {	3518	(async {
3432	$Coro::current->{desc} = "IDLE BUG HANDLER";	3519	$Coro::current->{desc} = "IDLE BUG HANDLER";
3433	EV::loop EV::LOOP_ONESHOT;	3520	EV::loop EV::LOOP_ONESHOT;
3434	})->prio (Coro::PRIO_MAX);	3521	})->prio (Coro::PRIO_MAX);
3435	};	3522	};
3436		3523
3437	{	3524	evthread_start IO::AIO::poll_fileno;
3438	my $guard = freeze_mainloop;	3525
		3526	cf::sync_job {
		3527	reload_resources;
3439	reload_config;	3528	reload_config;
3440	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
3441	load_extensions;	3542	load_extensions;
3442		3543
3443	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	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;
3444	}	3551	};
3445		3552
3446	EV::loop;	3553	main_loop;
3447	}	3554	}
3448		3555
3449	#############################################################################	3556	#############################################################################
3450	# initialisation and cleanup	3557	# initialisation and cleanup
3451		3558
…		…
3458	};	3565	};
3459	}	3566	}
3460	}	3567	}
3461		3568
3462	sub write_runtime_sync {	3569	sub write_runtime_sync {
3463	my $runtime = "$LOCALDIR/runtime";
3464
3465	# first touch the runtime file to show we are still running:	3570	# first touch the runtime file to show we are still running:
3466	# the fsync below can take a very very long time.	3571	# the fsync below can take a very very long time.
3467		3572
3468	IO::AIO::aio_utime $runtime, undef, undef;	3573	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3469		3574
3470	my $guard = cf::lock_acquire "write_runtime";	3575	my $guard = cf::lock_acquire "write_runtime";
3471		3576
3472	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3577	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3473	or return;	3578	or return;
3474		3579
3475	my $value = $cf::RUNTIME + 90 + 10;	3580	my $value = $cf::RUNTIME + 90 + 10;
3476	# 10 is the runtime save interval, for a monotonic clock	3581	# 10 is the runtime save interval, for a monotonic clock
3477	# 60 allows for the watchdog to kill the server.	3582	# 60 allows for the watchdog to kill the server.
…		…
3487	aio_utime $fh, undef, undef;	3592	aio_utime $fh, undef, undef;
3488		3593
3489	close $fh	3594	close $fh
3490	or return;	3595	or return;
3491		3596
3492	aio_rename "$runtime~", $runtime	3597	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3493	and return;	3598	and return;
3494		3599
3495	warn "runtime file written.\n";	3600	warn "runtime file written.\n";
3496		3601
3497	1	3602	1
…		…
3509	my $uuid = "$LOCALDIR/uuid";	3614	my $uuid = "$LOCALDIR/uuid";
3510		3615
3511	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3616	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3512	or return;	3617	or return;
3513		3618
3514	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;
3515	$uuid_skip = 0;	3627	$uuid_skip = 0;
3516		3628
3517	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3629	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3518	and return;	3630	and return;
3519		3631
…		…
3541	}	3653	}
3542		3654
3543	sub emergency_save() {	3655	sub emergency_save() {
3544	my $freeze_guard = cf::freeze_mainloop;	3656	my $freeze_guard = cf::freeze_mainloop;
3545		3657
3546	warn "enter emergency perl save\n";	3658	warn "emergency_perl_save: enter\n";
3547		3659
3548	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
3549	# use a peculiar iteration method to avoid tripping on perl	3666	# use a peculiar iteration method to avoid tripping on perl
3550	# refcount bugs in for. also avoids problems with players	3667	# refcount bugs in for. also avoids problems with players
3551	# and maps saved/destroyed asynchronously.	3668	# and maps saved/destroyed asynchronously.
3552	warn "begin emergency player save\n";	3669	warn "emergency_perl_save: begin player save\n";
3553	for my $login (keys %cf::PLAYER) {	3670	for my $login (keys %cf::PLAYER) {
3554	my $pl = $cf::PLAYER{$login} or next;	3671	my $pl = $cf::PLAYER{$login} or next;
3555	$pl->valid or next;	3672	$pl->valid or next;
3556	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3673	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3557	$pl->save;	3674	$pl->save;
3558	}	3675	}
3559	warn "end emergency player save\n";	3676	warn "emergency_perl_save: end player save\n";
3560		3677
3561	warn "begin emergency map save\n";	3678	warn "emergency_perl_save: begin map save\n";
3562	for my $path (keys %cf::MAP) {	3679	for my $path (keys %cf::MAP) {
3563	my $map = $cf::MAP{$path} or next;	3680	my $map = $cf::MAP{$path} or next;
3564	$map->valid or next;	3681	$map->valid or next;
3565	$map->save;	3682	$map->save;
3566	}	3683	}
3567	warn "end emergency map save\n";	3684	warn "emergency_perl_save: end map save\n";
3568		3685
3569	warn "begin emergency database checkpoint\n";	3686	warn "emergency_perl_save: begin database checkpoint\n";
3570	BDB::db_env_txn_checkpoint $DB_ENV;	3687	BDB::db_env_txn_checkpoint $DB_ENV;
3571	warn "end emergency database checkpoint\n";	3688	warn "emergency_perl_save: end database checkpoint\n";
3572		3689
3573	warn "begin write uuid\n";	3690	warn "emergency_perl_save: begin write uuid\n";
3574	write_uuid_sync 1;	3691	write_uuid_sync 1;
3575	warn "end write uuid\n";	3692	warn "emergency_perl_save: end write uuid\n";
3576	};	3693	};
3577		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
3578	warn "leave emergency perl save\n";	3700	warn "emergency_perl_save: leave\n";
3579	}	3701	}
3580		3702
3581	sub post_cleanup {	3703	sub post_cleanup {
3582	my ($make_core) = @_;	3704	my ($make_core) = @_;
3583		3705
3584	warn Carp::longmess "post_cleanup backtrace"	3706	warn Carp::longmess "post_cleanup backtrace"
3585	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 $pkg\n";#d#
3586	}	3737	}
3587		3738
3588	sub do_reload_perl() {	3739	sub do_reload_perl() {
3589	# can/must only be called in main	3740	# can/must only be called in main
3590	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3591	warn "can only reload from main coroutine";	3742	warn "can only reload from main coroutine";
3592	return;	3743	return;
3593	}	3744	}
3594		3745
		3746	return if $RELOAD++;
		3747
		3748	my $t1 = EV::time;
		3749
		3750	while ($RELOAD) {
3595	warn "reloading...";	3751	warn "reloading...";
3596		3752
3597	warn "entering sync_job";	3753	warn "entering sync_job";
3598		3754
3599	cf::sync_job {	3755	cf::sync_job {
3600	cf::write_runtime_sync; # external watchdog should not bark	3756	cf::write_runtime_sync; # external watchdog should not bark
3601	cf::emergency_save;	3757	cf::emergency_save;
3602	cf::write_runtime_sync; # external watchdog should not bark	3758	cf::write_runtime_sync; # external watchdog should not bark
3603		3759
3604	warn "syncing database to disk";	3760	warn "syncing database to disk";
3605	BDB::db_env_txn_checkpoint $DB_ENV;	3761	BDB::db_env_txn_checkpoint $DB_ENV;
3606		3762
3607	# if anything goes wrong in here, we should simply crash as we already saved	3763	# if anything goes wrong in here, we should simply crash as we already saved
3608		3764
3609	warn "flushing outstanding aio requests";	3765	warn "flushing outstanding aio requests";
3610	for (;;) {
3611	BDB::flush;
3612	IO::AIO::flush;
3613	Coro::cede_notself;
3614	last unless IO::AIO::nreqs || BDB::nreqs;	3766	while (IO::AIO::nreqs || BDB::nreqs) {
3615	warn "iterate...";	3767	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3616	}
3617
3618	++$RELOAD;
3619
3620	warn "cancelling all extension coros";
3621	$_->cancel for values %EXT_CORO;
3622	%EXT_CORO = ();
3623
3624	warn "removing commands";
3625	%COMMAND = ();
3626
3627	warn "removing ext/exti commands";
3628	%EXTCMD = ();
3629	%EXTICMD = ();
3630
3631	warn "unloading/nuking all extensions";
3632	for my $pkg (@EXTS) {
3633	warn "... unloading $pkg";
3634
3635	if (my $cb = $pkg->can ("unload")) {
3636	eval {
3637	$cb->($pkg);
3638	1
3639	} or warn "$pkg unloaded, but with errors: $@";
3640	}	3768	}
3641		3769
3642	warn "... nuking $pkg";	3770	warn "cancelling all extension coros";
3643	Symbol::delete_package $pkg;	3771	$_->cancel for values %EXT_CORO;
3644	}	3772	%EXT_CORO = ();
3645		3773
3646	warn "unloading all perl modules loaded from $LIBDIR";	3774	warn "removing commands";
3647	while (my ($k, $v) = each %INC) {	3775	%COMMAND = ();
3648	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3649		3776
		3777	warn "removing ext/exti commands";
		3778	%EXTCMD = ();
		3779	%EXTICMD = ();
		3780
		3781	warn "unloading/nuking all extensions";
		3782	for my $pkg (@EXTS) {
3650	warn "... unloading $k";	3783	warn "... unloading $pkg";
3651	delete $INC{$k};
3652		3784
3653	$k =~ s/\.pm$//;
3654	$k =~ s/\//::/g;
3655
3656	if (my $cb = $k->can ("unload_module")) {	3785	if (my $cb = $pkg->can ("unload")) {
		3786	eval {
3657	$cb->();	3787	$cb->($pkg);
		3788	1
		3789	} or warn "$pkg unloaded, but with errors: $@";
		3790	}
		3791
		3792	warn "... clearing $pkg";
		3793	clear_package $pkg;
3658	}	3794	}
3659		3795
3660	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 $k;
3661	}	3811	}
3662		3812
3663	warn "getting rid of safe::, as good as possible";	3813	warn "getting rid of safe::, as good as possible";
3664	Symbol::delete_package "safe::$_"	3814	clear_package "safe::$_"
3665	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);
3666		3816
3667	warn "unloading cf.pm \"a bit\"";	3817	warn "unloading cf.pm \"a bit\"";
3668	delete $INC{"cf.pm"};	3818	delete $INC{"cf.pm"};
3669	delete $INC{"cf/pod.pm"};	3819	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3670		3820
3671	# don't, removes xs symbols, too,	3821	# don't, removes xs symbols, too,
3672	# and global variables created in xs	3822	# and global variables created in xs
3673	#Symbol::delete_package __PACKAGE__;	3823	#clear_package __PACKAGE__;
3674		3824
3675	warn "unload completed, starting to reload now";	3825	warn "unload completed, starting to reload now";
3676		3826
3677	warn "reloading cf.pm";	3827	warn "reloading cf.pm";
3678	require cf;	3828	require cf;
3679	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3829	cf::_connect_to_perl_1;
3680		3830
3681	warn "loading config and database again";	3831	warn "loading config and database again";
3682	cf::reload_config;	3832	cf::reload_config;
3683		3833
3684	warn "loading extensions";	3834	warn "loading extensions";
3685	cf::load_extensions;	3835	cf::load_extensions;
3686		3836
		3837	if ($REATTACH_ON_RELOAD) {
3687	warn "reattaching attachments to objects/players";	3838	warn "reattaching attachments to objects/players";
3688	_global_reattach; # objects, sockets	3839	_global_reattach; # objects, sockets
3689	warn "reattaching attachments to maps";	3840	warn "reattaching attachments to maps";
3690	reattach $_ for values %MAP;	3841	reattach $_ for values %MAP;
3691	warn "reattaching attachments to players";	3842	warn "reattaching attachments to players";
3692	reattach $_ for values %PLAYER;	3843	reattach $_ for values %PLAYER;
		3844	}
3693		3845
		3846	warn "running post_init jobs";
		3847	(pop @POST_INIT)->(1) while @POST_INIT;
		3848
3694	warn "leaving sync_job";	3849	warn "leaving sync_job";
3695		3850
3696	1	3851	1
3697	} or do {	3852	} or do {
3698	warn $@;	3853	warn $@;
3699	cf::cleanup "error while reloading, exiting.";	3854	cf::cleanup "error while reloading, exiting.";
3700	};	3855	};
3701		3856
3702	warn "reloaded";	3857	warn "reloaded";
		3858	--$RELOAD;
		3859	}
		3860
		3861	$t1 = EV::time - $t1;
		3862	warn "reload completed in ${t1}s\n";
3703	};	3863	};
3704		3864
3705	our $RELOAD_WATCHER; # used only during reload	3865	our $RELOAD_WATCHER; # used only during reload
3706		3866
3707	sub reload_perl() {	3867	sub reload_perl() {
3708	# doing reload synchronously and two reloads happen back-to-back,	3868	# doing reload synchronously and two reloads happen back-to-back,
3709	# coro crashes during coro_state_free->destroy here.	3869	# coro crashes during coro_state_free->destroy here.
3710		3870
		3871	$RELOAD_WATCHER ||= cf::async {
		3872	Coro::AIO::aio_wait cache_extensions;
		3873
3711	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3874	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3712	do_reload_perl;	3875	do_reload_perl;
3713	undef $RELOAD_WATCHER;	3876	undef $RELOAD_WATCHER;
		3877	};
3714	};	3878	};
3715	}	3879	}
3716		3880
3717	register_command "reload" => sub {	3881	register_command "reload" => sub {
3718	my ($who, $arg) = @_;	3882	my ($who, $arg) = @_;
…		…
3793	BDB::max_poll_reqs $TICK * 0.1;	3957	BDB::max_poll_reqs $TICK * 0.1;
3794	$AnyEvent::BDB::WATCHER->priority (1);	3958	$AnyEvent::BDB::WATCHER->priority (1);
3795		3959
3796	unless ($DB_ENV) {	3960	unless ($DB_ENV) {
3797	$DB_ENV = BDB::db_env_create;	3961	$DB_ENV = BDB::db_env_create;
3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3962	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3799	| 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;
3800	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3965	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3801	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3802		3967
3803	cf::sync_job {	3968	cf::sync_job {
3804	eval {	3969	eval {
…		…
3830	{	3995	{
3831	# configure IO::AIO	3996	# configure IO::AIO
3832		3997
3833	IO::AIO::min_parallel 8;	3998	IO::AIO::min_parallel 8;
3834	IO::AIO::max_poll_time $TICK * 0.1;	3999	IO::AIO::max_poll_time $TICK * 0.1;
3835	#undef $AnyEvent::AIO::WATCHER;	4000	undef $AnyEvent::AIO::WATCHER;
3836	}	4001	}
3837		4002
3838	my $_log_backtrace;	4003	my $_log_backtrace;
3839		4004
3840	sub _log_backtrace {	4005	sub _log_backtrace {
…		…
3843	$msg =~ s/\n//;	4008	$msg =~ s/\n//;
3844		4009
3845	# limit the # of concurrent backtraces	4010	# limit the # of concurrent backtraces
3846	if ($_log_backtrace < 2) {	4011	if ($_log_backtrace < 2) {
3847	++$_log_backtrace;	4012	++$_log_backtrace;
		4013	my $perl_bt = Carp::longmess $msg;
3848	async {	4014	async {
3849	$Coro::current->{desc} = "abt $msg";	4015	$Coro::current->{desc} = "abt $msg";
3850		4016
3851	my @bt = fork_call {	4017	my @bt = fork_call {
3852	@addr = map { sprintf "%x", $_ } @addr;	4018	@addr = map { sprintf "%x", $_ } @addr;
…		…
3863	}	4029	}
3864		4030
3865	@funcs	4031	@funcs
3866	};	4032	};
3867		4033
3868	LOG llevInfo, "[ABT] $msg\n";	4034	LOG llevInfo, "[ABT] $perl_bt\n";
		4035	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3869	LOG llevInfo, "[ABT] $_\n" for @bt;	4036	LOG llevInfo, "[ABT] $_\n" for @bt;
3870	--$_log_backtrace;	4037	--$_log_backtrace;
3871	};	4038	};
3872	} else {	4039	} else {
3873	LOG llevInfo, "[ABT] $msg\n";	4040	LOG llevInfo, "[ABT] $msg\n";
3874	LOG llevInfo, "[ABT] [suppressed]\n";	4041	LOG llevInfo, "[ABT] [suppressed]\n";
3875	}	4042	}
3876	}	4043	}
3877		4044
3878	# load additional modules	4045	# load additional modules
3879	use cf::pod;	4046	require "cf/$_.pm" for @EXTRA_MODULES;
		4047	cf::_connect_to_perl_2;
3880		4048
3881	END { cf::emergency_save }	4049	END { cf::emergency_save }
3882		4050
3883	evthread_start IO::AIO::poll_fileno;
3884
3885	1	4051	1
3886		4052

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