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Revision 1.430 by root, Sun May 4 14:12:37 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 3.2;	32	use EV;
31	use Opcode;	33	use Opcode;
32	use Safe;	34	use Safe;
33	use Safe::Hole;	35	use Safe::Hole;
34	use Storable ();	36	use Storable ();
		37	use Carp ();
35		38
		39	use Guard ();
36	use Coro 4.50 ();	40	use Coro ();
37	use Coro::State;	41	use Coro::State;
38	use Coro::Handle;	42	use Coro::Handle;
39	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
40	use Coro::Timer;	45	use Coro::Timer;
41	use Coro::Signal;	46	use Coro::Signal;
42	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
43	use Coro::AIO;	50	use Coro::AIO;
44	use Coro::BDB;	51	use Coro::BDB 1.6;
45	use Coro::Storable;	52	use Coro::Storable;
46	use Coro::Util ();	53	use Coro::Util ();
47		54
48	use JSON::XS 2.01 ();	55	use JSON::XS 2.01 ();
49	use BDB ();	56	use BDB ();
50	use Data::Dumper;	57	use Data::Dumper;
51	use Digest::MD5;	58	use Digest::MD5;
52	use Fcntl;	59	use Fcntl;
53	use YAML ();	60	use YAML::XS ();
54	use IO::AIO 2.51 ();	61	use IO::AIO ();
55	use Time::HiRes;	62	use Time::HiRes;
56	use Compress::LZF;	63	use Compress::LZF;
57	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
58		67
59	# configure various modules to our taste	68	# configure various modules to our taste
60	#	69	#
61	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		78
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	79	# strictly for debugging
		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		81
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		83
69	our %COMMAND = ();	84	our %COMMAND = ();
70	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	88	our %EXTCMD = ();
74	our %EXTICMD = ();	89	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
77		92
78	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
80		97
81	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	99	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
92	our %RESOURCE;	112	our %RESOURCE;
93		113
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	116	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		118
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	122	our $DB_ENV;
105		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
106	our %CFG;	126	our %CFG;
107		127
108	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	129	our $RUNTIME;
110	our $NOW;	130	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	139	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	141	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
123		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
		148
124	binmode STDOUT;	149	binmode STDOUT;
125	binmode STDERR;	150	binmode STDERR;
126		151
127	# read virtual server time, if available	152	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
132	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
133		160
134	mkdir $_	161	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		163
137	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
138		165
139	sub cf::map::normalise;	166	sub cf::map::normalise;
		167
		168	#############################################################################
		169
		170	%REFLECT = ();
		171	for (@REFLECT) {
		172	my $reflect = JSON::XS::decode_json $_;
		173	$REFLECT{$reflect->{class}} = $reflect;
		174	}
		175
		176	# this is decidedly evil
		177	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
140		178
141	#############################################################################	179	#############################################################################
142		180
143	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
144		182
…		…
191	returns directly I<after> the tick processing (and consequently, can only wake one process	229	returns directly I<after> the tick processing (and consequently, can only wake one process
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	230	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		231
194	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
195		233
196	This array contains the results of the last C<invoke ()> call. When	234	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	236	that call.
199		237
		238	=item %cf::REFLECT
		239
		240	Contains, for each (C++) class name, a hash reference with information
		241	about object members (methods, scalars, arrays and flags) and other
		242	metadata, which is useful for introspection.
		243
200	=back	244	=back
201		245
202	=cut	246	=cut
203		247
204	BEGIN {	248	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	249	my $msg = join "", @_;
207		250
208	$msg .= "\n"	251	$msg .= "\n"
209	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
210		253
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		255
213	LOG llevError, $msg;	256	LOG llevError, $msg;
214	};	257	};
215	}
216		258
217	$Coro::State::DIEHOOK = sub {	259	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
219		263
220	if ($Coro::current == $Coro::main) {#d#	264	if ($Coro::current == $Coro::main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	266	return;#d#
223	}#d#	267	}#d#
224		268
225	# kill coroutine otherwise	269	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	270	Coro::terminate
228	};	271	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		272
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	283	for my $pkg (qw(
243	cf::global cf::attachable	284	cf::global cf::attachable
244	cf::object cf::object::player	285	cf::object cf::object::player
245	cf::client cf::player	286	cf::client cf::player
246	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
247	cf::map cf::party cf::region	289	cf::party cf::region
248	)) {	290	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	292	}
252		293
253	$EV::DIED = sub {	294	$EV::DIED = sub {
254	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
255	};	296	};
256		297
257	#############################################################################	298	#############################################################################
258		299
259	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		338
298	sub encode_json($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
300		341
		342	=item cf::post_init { BLOCK }
		343
		344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		345	but I<before> the server starts ticking again.
		346
		347	The cdoeblock will have a single boolean argument to indicate whether this
		348	is a reload or not.
		349
		350	=cut
		351
		352	sub post_init(&) {
		353	push @POST_INIT, shift;
		354	}
		355
301	=item cf::lock_wait $string	356	=item cf::lock_wait $string
302		357
303	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
304		359
305	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
306		361
307	Wait until the given lock is available and then acquires it and returns	362	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	363	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
310	returned.	365	returned.
311		366
312	Locks are *not* recursive, locking from the same coro twice results in a	367	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	368	deadlocked coro.
…		…
319		374
320	Return true if the lock is currently active, i.e. somebody has locked it.	375	Return true if the lock is currently active, i.e. somebody has locked it.
321		376
322	=cut	377	=cut
323		378
324	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		380
327	sub lock_wait($) {	381	sub lock_wait($) {
328	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	383	}
341		384
342	sub lock_acquire($) {	385	sub lock_acquire($) {
343	my ($key) = @_;	386	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	387	}
357		388
358	sub lock_active($) {	389	sub lock_active($) {
359	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	391	}
363		392
364	sub freeze_mainloop {	393	sub freeze_mainloop {
365	tick_inhibit_inc;	394	tick_inhibit_inc;
366		395
367	Coro::guard \&tick_inhibit_dec;	396	&Guard::guard (\&tick_inhibit_dec);
368	}	397	}
369		398
370	=item cf::periodic $interval, $cb	399	=item cf::periodic $interval, $cb
371		400
372	Like EV::periodic, but randomly selects a starting point so that the actions	401	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
724		753
725	#############################################################################	754	#############################################################################
726		755
727	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
728		757
729	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
730	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")
731	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
732		761
733	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>
734	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
…		…
784	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
785		814
786	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
788		817
789	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
791		820
792	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
793		822
794	=over 4	823	=over 4
…		…
1085		1114
1086	sub reattach {	1115	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1117	my ($obj) = @_;
1089		1118
		1119	# no longer needed after getting rid of delete_package?
1090	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
1091		1121
1092	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1093		1123
1094	@$registry = ();	1124	@$registry = ();
1095		1125
…		…
1143	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1144		1174
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1176	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	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	}
1149	aio_close $fh;	1182	aio_close $fh;
1150		1183
1151	if (@$objs) {	1184	if (@$objs) {
1152	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) {
1153	aio_chmod $fh, SAVE_MODE;	1186	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1156	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	}
1157	aio_close $fh;	1193	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1195	}
1160	} else {	1196	} else {
1161	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1162	}	1198	}
1163		1199
1164	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1204	} else {
1166	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1167	}	1206	}
1168	} else {	1207	} else {
1169	aio_unlink $filename;	1208	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1171	}	1210	}
…		…
1262	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1263		1302
1264	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1265	}	1304	}
1266		1305
		1306	use File::Glob ();
		1307
1267	cf::player->attach (	1308	cf::player->attach (
1268	on_command => sub {	1309	on_command => sub {
1269	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1270		1311
1271	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1303		1344
1304	cf::override;	1345	cf::override;
1305	},	1346	},
1306	);	1347	);
1307		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
1308	sub load_extensions {	1362	sub load_extensions {
1309	cf::sync_job {	1363	cf::sync_job {
1310	my %todo;	1364	my %todo;
1311		1365
1312	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1331		1385
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1388
1335	$ext{source} =	1389	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1337	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1338	. $source	1392	. $source
1339	. "\n};\n1";	1393	. "\n};\n1";
1340		1394
1341	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1381		1435
1382	=back	1436	=back
1383		1437
1384	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1385		1439
1386	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1387		1441
1388	=cut	1442	=cut
1389		1443
1390	package cf::player;	1444	package cf::player;
1391		1445
…		…
1434		1488
1435	sub exists($) {	1489	sub exists($) {
1436	my ($login) = @_;	1490	my ($login) = @_;
1437		1491
1438	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1440	}	1494	}
1441		1495
1442	sub find($) {	1496	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1498	my $login = $_[0];
…		…
1519	my ($pl) = @_;	1573	my ($pl) = @_;
1520		1574
1521	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1522		1576
1523	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1524	$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
1525		1579
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1527	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1529	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1530		1586
1531	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1613	}	1669	}
1614		1670
1615	\@paths	1671	\@paths
1616	}	1672	}
1617		1673
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1675
1620	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1677
1711	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1712		1679
1713	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1714		1681
…		…
1927		1894
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1930	}	1897	}
1931		1898
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	1899	sub decay_objects {
1942	my ($self) = @_;	1900	my ($self) = @_;
1943		1901
1944	return if $self->{deny_reset};	1902	return if $self->{deny_reset};
1945		1903
…		…
2027	sub find {	1985	sub find {
2028	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
2029		1987
2030	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
2031		1989
2032	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
2034		1992
2035	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2037	my $guard2 = cf::lock_acquire "map_find:$path";
2038
2039	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
2040	or return;	1995	or return;
2041		1996
2042	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
2043		1998
…		…
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2039	$f->skip_block;
2085	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
2086	or return;	2041	or return;
2087		2042
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
2089	if delete $self->{load_original};	2044	if delete $self->{load_original};
2090		2045
2091	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2047	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
2111	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2067	$self->decay_objects;
2113	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
2114	$self->update_buttons;	2069	$self->update_buttons;
2115	cf::cede_to_tick;	2070	cf::cede_to_tick;
2116	$self->set_darkness_map;
2117	cf::cede_to_tick;
2118	$self->activate;	2071	$self->activate;
2119	}	2072	}
2120		2073
2121	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
…		…
2288		2241
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290		2243
2291	return if $self->players;	2244	return if $self->players;
2292		2245
2293	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2294		2247
2295	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2296		2249
2297	# need to save uniques path	2250	# need to save uniques path
2298	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2389	: normalise $_	2342	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2344	]
2392	}	2345	}
2393		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
2394	=back	2379	=back
2395		2380
2396	=head3 cf::object	2381	=head3 cf::object
2397		2382
2398	=cut	2383	=cut
…		…
2463		2448
2464	our $SAY_CHANNEL = {	2449	our $SAY_CHANNEL = {
2465	id => "say",	2450	id => "say",
2466	title => "Map",	2451	title => "Map",
2467	reply => "say ",	2452	reply => "say ",
2468	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.",
2469	};	2454	};
2470		2455
2471	our $CHAT_CHANNEL = {	2456	our $CHAT_CHANNEL = {
2472	id => "chat",	2457	id => "chat",
2473	title => "Chat",	2458	title => "Chat",
…		…
2528		2513
2529	=item $player_object->enter_link	2514	=item $player_object->enter_link
2530		2515
2531	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}>).
2532		2517
2533	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.
2534	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.
2535		2522
2536	Will never block.	2523	Will never block.
2537		2524
2538	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2539		2526
…		…
2591	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2592	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2593		2580
2594	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2595	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2596	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2597		2584
2598	$map->load;	2585	$map->load;
2599	$map->load_neighbours;	2586	$map->load_neighbours;
2600		2587
2601	return unless $self->contr->active;	2588	return unless $self->contr->active;
2602	$self->activate_recursive;
2603		2589
2604	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2605	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2606	}	2595	}
2607		2596
2608	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2609		2598
2610	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
2611	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2612	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
2613	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
2614	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 >>.
2615		2607
2616	=cut	2608	=cut
2617		2609
2618	our $GOTOGEN;	2610	our $GOTOGEN;
2619		2611
…		…
2766	$self->contr->savebed ($map, $x, $y)	2758	$self->contr->savebed ($map, $x, $y)
2767	if $exit->flag (cf::FLAG_DAMNED);	2759	if $exit->flag (cf::FLAG_DAMNED);
2768		2760
2769	1	2761	1
2770	}) {	2762	}) {
2771	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2772	. "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. "
2773	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2774	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2775		2767
2776	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2793	sub cf::client::send_drawinfo {	2785	sub cf::client::send_drawinfo {
2794	my ($self, $text, $flags) = @_;	2786	my ($self, $text, $flags) = @_;
2795		2787
2796	utf8::encode $text;	2788	utf8::encode $text;
2797	$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);
2798	}	2815	}
2799		2816
2800	=item $client->send_msg ($channel, $msg, $color, [extra...])	2817	=item $client->send_msg ($channel, $msg, $color, [extra...])
2801		2818
2802	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
…		…
2806		2823
2807	=cut	2824	=cut
2808		2825
2809	# non-persistent channels (usually the info channel)	2826	# non-persistent channels (usually the info channel)
2810	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	},
2811	"c/identify" => {	2834	"c/identify" => {
2812	id => "infobox",	2835	id => "infobox",
2813	title => "Identify",	2836	title => "Identify",
2814	reply => undef,	2837	reply => undef,
2815	tooltip => "Items recently identified",	2838	tooltip => "Items recently identified",
…		…
2817	"c/examine" => {	2840	"c/examine" => {
2818	id => "infobox",	2841	id => "infobox",
2819	title => "Examine",	2842	title => "Examine",
2820	reply => undef,	2843	reply => undef,
2821	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",
2822	},	2851	},
2823	"c/book" => {	2852	"c/book" => {
2824	id => "infobox",	2853	id => "infobox",
2825	title => "Book",	2854	title => "Book",
2826	reply => undef,	2855	reply => undef,
…		…
2842	id => "infobox",	2871	id => "infobox",
2843	title => "Body Parts",	2872	title => "Body Parts",
2844	reply => undef,	2873	reply => undef,
2845	tooltip => "Shows which body parts you posess and are available",	2874	tooltip => "Shows which body parts you posess and are available",
2846	},	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	},
2847	"c/uptime" => {	2912	"c/uptime" => {
2848	id => "infobox",	2913	id => "infobox",
2849	title => "Uptime",	2914	title => "Uptime",
2850	reply => undef,	2915	reply => undef,
2851	tooltip => "How long the server has been running since last restart",	2916	tooltip => "How long the server has been running since last restart",
…		…
2860	id => "party",	2925	id => "party",
2861	title => "Party",	2926	title => "Party",
2862	reply => "gsay ",	2927	reply => "gsay ",
2863	tooltip => "Messages and chat related to your party",	2928	tooltip => "Messages and chat related to your party",
2864	},	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" => $CHAT_CHANNEL,
2865	);	2938	);
2866		2939
2867	sub cf::client::send_msg {	2940	sub cf::client::send_msg {
2868	my ($self, $channel, $msg, $color, @extra) = @_;	2941	my ($self, $channel, $msg, $color, @extra) = @_;
2869		2942
2870	$msg = $self->pl->expand_cfpod ($msg);	2943	$msg = $self->pl->expand_cfpod ($msg)
		2944	unless $color & cf::NDI_VERBATIM;
2871		2945
2872	$color &= cf::NDI_CLIENT_MASK; # just in case...	2946	$color &= cf::NDI_CLIENT_MASK; # just in case...
2873		2947
2874	# check predefined channels, for the benefit of C	2948	# check predefined channels, for the benefit of C
2875	if ($CHANNEL{$channel}) {	2949	if ($CHANNEL{$channel}) {
2876	$channel = $CHANNEL{$channel};	2950	$channel = $CHANNEL{$channel};
2877		2951
2878	$self->ext_msg (channel_info => $channel)	2952	$self->ext_msg (channel_info => $channel);
2879	if $self->can_msg;
2880
2881	$channel = $channel->{id};	2953	$channel = $channel->{id};
2882		2954
2883	} elsif (ref $channel) {	2955	} elsif (ref $channel) {
2884	# send meta info to client, if not yet sent	2956	# send meta info to client, if not yet sent
2885	unless (exists $self->{channel}{$channel->{id}}) {	2957	unless (exists $self->{channel}{$channel->{id}}) {
2886	$self->{channel}{$channel->{id}} = $channel;	2958	$self->{channel}{$channel->{id}} = $channel;
2887	$self->ext_msg (channel_info => $channel)	2959	$self->ext_msg (channel_info => $channel);
2888	if $self->can_msg;
2889	}	2960	}
2890		2961
2891	$channel = $channel->{id};	2962	$channel = $channel->{id};
2892	}	2963	}
2893		2964
2894	return unless @extra || length $msg;	2965	return unless @extra || length $msg;
2895		2966
2896	if ($self->can_msg) {
2897	# default colour, mask it out	2967	# default colour, mask it out
2898	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2968	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2899	if $color & cf::NDI_DEF;	2969	if $color & cf::NDI_DEF;
2900		2970
2901	$self->send_packet ("msg " . $self->{json_coder}->encode (	2971	my $pkt = "msg "
		2972	. $self->{json_coder}->encode (
2902	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2973	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2903	} else {	2974	);
2904	if ($color >= 0) {
2905	# replace some tags by gcfclient-compatible ones
2906	for ($msg) {
2907	1 while
2908	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2909	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2910	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2911	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2912	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2913	}
2914		2975
2915	$color &= cf::NDI_COLOR_MASK;	2976	$self->send_big_packet ($pkt);
2916
2917	utf8::encode $msg;
2918
2919	if (0 && $msg =~ /\[/) {
2920	# COMMAND/INFO
2921	$self->send_packet ("drawextinfo $color 10 8 $msg")
2922	} else {
2923	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2924	$self->send_packet ("drawinfo $color $msg")
2925	}
2926	}
2927	}
2928	}	2977	}
2929		2978
2930	=item $client->ext_msg ($type, @msg)	2979	=item $client->ext_msg ($type, @msg)
2931		2980
2932	Sends an ext event to the client.	2981	Sends an ext event to the client.
…		…
2935		2984
2936	sub cf::client::ext_msg($$@) {	2985	sub cf::client::ext_msg($$@) {
2937	my ($self, $type, @msg) = @_;	2986	my ($self, $type, @msg) = @_;
2938		2987
2939	if ($self->extcmd == 2) {	2988	if ($self->extcmd == 2) {
2940	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2989	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2941	} elsif ($self->extcmd == 1) { # TODO: remove	2990	} elsif ($self->extcmd == 1) { # TODO: remove
2942	push @msg, msgtype => "event_$type";	2991	push @msg, msgtype => "event_$type";
2943	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2992	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2944	}	2993	}
2945	}	2994	}
2946		2995
2947	=item $client->ext_reply ($msgid, @msg)	2996	=item $client->ext_reply ($msgid, @msg)
2948		2997
…		…
2952		3001
2953	sub cf::client::ext_reply($$@) {	3002	sub cf::client::ext_reply($$@) {
2954	my ($self, $id, @msg) = @_;	3003	my ($self, $id, @msg) = @_;
2955		3004
2956	if ($self->extcmd == 2) {	3005	if ($self->extcmd == 2) {
2957	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3006	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2958	} elsif ($self->extcmd == 1) {	3007	} elsif ($self->extcmd == 1) {
2959	#TODO: version 1, remove	3008	#TODO: version 1, remove
2960	unshift @msg, msgtype => "reply", msgid => $id;	3009	unshift @msg, msgtype => "reply", msgid => $id;
2961	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2962	}	3011	}
2963	}	3012	}
2964		3013
2965	=item $success = $client->query ($flags, "text", \&cb)	3014	=item $success = $client->query ($flags, "text", \&cb)
2966		3015
…		…
3107	The following functions and methods are available within a safe environment:	3156	The following functions and methods are available within a safe environment:
3108		3157
3109	cf::object	3158	cf::object
3110	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
3111	insert remove name archname title slaying race decrease split	3160	insert remove name archname title slaying race decrease split
		3161	value
3112		3162
3113	cf::object::player	3163	cf::object::player
3114	player	3164	player
3115		3165
3116	cf::player	3166	cf::player
…		…
3121		3171
3122	=cut	3172	=cut
3123		3173
3124	for (	3174	for (
3125	["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
3126	insert remove inv name archname title slaying race	3176	insert remove inv nrof name archname title slaying race
3127	decrease split destroy)],	3177	decrease split destroy change_exp value msg lore send_msg)],
3128	["cf::object::player" => qw(player)],	3178	["cf::object::player" => qw(player)],
3129	["cf::player" => qw(peaceful)],	3179	["cf::player" => qw(peaceful send_msg)],
3130	["cf::map" => qw(trigger)],	3180	["cf::map" => qw(trigger)],
3131	) {	3181	) {
3132	no strict 'refs';	3182	no strict 'refs';
3133	my ($pkg, @funs) = @$_;	3183	my ($pkg, @funs) = @$_;
3134	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3184	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3151	my ($code, %vars) = @_;	3201	my ($code, %vars) = @_;
3152		3202
3153	my $qcode = $code;	3203	my $qcode = $code;
3154	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3204	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3155	$qcode =~ s/\n/\\n/g;	3205	$qcode =~ s/\n/\\n/g;
		3206
		3207	%vars = (_dummy => 0) unless %vars;
3156		3208
3157	local $_;	3209	local $_;
3158	local @safe::cf::_safe_eval_args = values %vars;	3210	local @safe::cf::_safe_eval_args = values %vars;
3159		3211
3160	my $eval =	3212	my $eval =
…		…
3390	reload_treasures;	3442	reload_treasures;
3391		3443
3392	warn "finished reloading resource files\n";	3444	warn "finished reloading resource files\n";
3393	}	3445	}
3394		3446
3395	sub init {
3396	my $guard = freeze_mainloop;
3397
3398	reload_resources;
3399	}
3400
3401	sub reload_config {	3447	sub reload_config {
		3448	warn "reloading config file...\n";
		3449
3402	open my $fh, "<:utf8", "$CONFDIR/config"	3450	open my $fh, "<:utf8", "$CONFDIR/config"
3403	or return;	3451	or return;
3404		3452
3405	local $/;	3453	local $/;
3406	*CFG = YAML::Load <$fh>;	3454	*CFG = YAML::XS::Load scalar <$fh>;
3407		3455
3408	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3456	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3409		3457
3410	$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};
3411	$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};
…		…
3415	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3463	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3416	and die "WARNING: m(un)lockall failed: $!\n";	3464	and die "WARNING: m(un)lockall failed: $!\n";
3417	};	3465	};
3418	warn $@ if $@;	3466	warn $@ if $@;
3419	}	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;
3420	}	3498	}
3421		3499
3422	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
3423	# we must not ever block the main coroutine	3515	# we must not ever block the main coroutine
3424	local $Coro::idle = sub {	3516	local $Coro::idle = sub {
3425	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#
3426	(async {	3518	(async {
3427	$Coro::current->{desc} = "IDLE BUG HANDLER";	3519	$Coro::current->{desc} = "IDLE BUG HANDLER";
3428	EV::loop EV::LOOP_ONESHOT;	3520	EV::loop EV::LOOP_ONESHOT;
3429	})->prio (Coro::PRIO_MAX);	3521	})->prio (Coro::PRIO_MAX);
3430	};	3522	};
3431		3523
3432	{	3524	evthread_start IO::AIO::poll_fileno;
3433	my $guard = freeze_mainloop;	3525
		3526	cf::sync_job {
		3527	reload_resources;
3434	reload_config;	3528	reload_config;
3435	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
3436	load_extensions;	3542	load_extensions;
3437		3543
3438	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3544	utime time, time, $RUNTIMEFILE;
3439	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;
3440	}	3551	};
3441		3552
3442	EV::loop;	3553	main_loop;
3443	}	3554	}
3444		3555
3445	#############################################################################	3556	#############################################################################
3446	# initialisation and cleanup	3557	# initialisation and cleanup
3447		3558
…		…
3454	};	3565	};
3455	}	3566	}
3456	}	3567	}
3457		3568
3458	sub write_runtime_sync {	3569	sub write_runtime_sync {
3459	my $runtime = "$LOCALDIR/runtime";
3460
3461	# first touch the runtime file to show we are still running:	3570	# first touch the runtime file to show we are still running:
3462	# the fsync below can take a very very long time.	3571	# the fsync below can take a very very long time.
3463		3572
3464	IO::AIO::aio_utime $runtime, undef, undef;	3573	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3465		3574
3466	my $guard = cf::lock_acquire "write_runtime";	3575	my $guard = cf::lock_acquire "write_runtime";
3467		3576
3468	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3577	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3469	or return;	3578	or return;
3470		3579
3471	my $value = $cf::RUNTIME + 90 + 10;	3580	my $value = $cf::RUNTIME + 90 + 10;
3472	# 10 is the runtime save interval, for a monotonic clock	3581	# 10 is the runtime save interval, for a monotonic clock
3473	# 60 allows for the watchdog to kill the server.	3582	# 60 allows for the watchdog to kill the server.
…		…
3483	aio_utime $fh, undef, undef;	3592	aio_utime $fh, undef, undef;
3484		3593
3485	close $fh	3594	close $fh
3486	or return;	3595	or return;
3487		3596
3488	aio_rename "$runtime~", $runtime	3597	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3489	and return;	3598	and return;
3490		3599
3491	warn "runtime file written.\n";	3600	warn "runtime file written.\n";
3492		3601
3493	1	3602	1
…		…
3505	my $uuid = "$LOCALDIR/uuid";	3614	my $uuid = "$LOCALDIR/uuid";
3506		3615
3507	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3616	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3508	or return;	3617	or return;
3509		3618
3510	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;
3511	$uuid_skip = 0;	3627	$uuid_skip = 0;
3512		3628
3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3629	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3514	and return;	3630	and return;
3515		3631
…		…
3537	}	3653	}
3538		3654
3539	sub emergency_save() {	3655	sub emergency_save() {
3540	my $freeze_guard = cf::freeze_mainloop;	3656	my $freeze_guard = cf::freeze_mainloop;
3541		3657
3542	warn "enter emergency perl save\n";	3658	warn "emergency_perl_save: enter\n";
3543		3659
3544	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
3545	# use a peculiar iteration method to avoid tripping on perl	3666	# use a peculiar iteration method to avoid tripping on perl
3546	# refcount bugs in for. also avoids problems with players	3667	# refcount bugs in for. also avoids problems with players
3547	# and maps saved/destroyed asynchronously.	3668	# and maps saved/destroyed asynchronously.
3548	warn "begin emergency player save\n";	3669	warn "emergency_perl_save: begin player save\n";
3549	for my $login (keys %cf::PLAYER) {	3670	for my $login (keys %cf::PLAYER) {
3550	my $pl = $cf::PLAYER{$login} or next;	3671	my $pl = $cf::PLAYER{$login} or next;
3551	$pl->valid or next;	3672	$pl->valid or next;
3552	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3673	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3553	$pl->save;	3674	$pl->save;
3554	}	3675	}
3555	warn "end emergency player save\n";	3676	warn "emergency_perl_save: end player save\n";
3556		3677
3557	warn "begin emergency map save\n";	3678	warn "emergency_perl_save: begin map save\n";
3558	for my $path (keys %cf::MAP) {	3679	for my $path (keys %cf::MAP) {
3559	my $map = $cf::MAP{$path} or next;	3680	my $map = $cf::MAP{$path} or next;
3560	$map->valid or next;	3681	$map->valid or next;
3561	$map->save;	3682	$map->save;
3562	}	3683	}
3563	warn "end emergency map save\n";	3684	warn "emergency_perl_save: end map save\n";
3564		3685
3565	warn "begin emergency database checkpoint\n";	3686	warn "emergency_perl_save: begin database checkpoint\n";
3566	BDB::db_env_txn_checkpoint $DB_ENV;	3687	BDB::db_env_txn_checkpoint $DB_ENV;
3567	warn "end emergency database checkpoint\n";	3688	warn "emergency_perl_save: end database checkpoint\n";
3568		3689
3569	warn "begin write uuid\n";	3690	warn "emergency_perl_save: begin write uuid\n";
3570	write_uuid_sync 1;	3691	write_uuid_sync 1;
3571	warn "end write uuid\n";	3692	warn "emergency_perl_save: end write uuid\n";
3572	};	3693	};
3573		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
3574	warn "leave emergency perl save\n";	3700	warn "emergency_perl_save: leave\n";
3575	}	3701	}
3576		3702
3577	sub post_cleanup {	3703	sub post_cleanup {
3578	my ($make_core) = @_;	3704	my ($make_core) = @_;
3579		3705
3580	warn Carp::longmess "post_cleanup backtrace"	3706	warn Carp::longmess "post_cleanup backtrace"
3581	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 $pkg\n";#d#
3582	}	3737	}
3583		3738
3584	sub do_reload_perl() {	3739	sub do_reload_perl() {
3585	# can/must only be called in main	3740	# can/must only be called in main
3586	if ($Coro::current != $Coro::main) {	3741	if ($Coro::current != $Coro::main) {
3587	warn "can only reload from main coroutine";	3742	warn "can only reload from main coroutine";
3588	return;	3743	return;
3589	}	3744	}
3590		3745
		3746	return if $RELOAD++;
		3747
		3748	my $t1 = EV::time;
		3749
		3750	while ($RELOAD) {
3591	warn "reloading...";	3751	warn "reloading...";
3592		3752
3593	warn "entering sync_job";	3753	warn "entering sync_job";
3594		3754
3595	cf::sync_job {	3755	cf::sync_job {
3596	cf::write_runtime_sync; # external watchdog should not bark	3756	cf::write_runtime_sync; # external watchdog should not bark
3597	cf::emergency_save;	3757	cf::emergency_save;
3598	cf::write_runtime_sync; # external watchdog should not bark	3758	cf::write_runtime_sync; # external watchdog should not bark
3599		3759
3600	warn "syncing database to disk";	3760	warn "syncing database to disk";
3601	BDB::db_env_txn_checkpoint $DB_ENV;	3761	BDB::db_env_txn_checkpoint $DB_ENV;
3602		3762
3603	# if anything goes wrong in here, we should simply crash as we already saved	3763	# if anything goes wrong in here, we should simply crash as we already saved
3604		3764
3605	warn "flushing outstanding aio requests";	3765	warn "flushing outstanding aio requests";
3606	for (;;) {
3607	BDB::flush;
3608	IO::AIO::flush;
3609	Coro::cede_notself;
3610	last unless IO::AIO::nreqs || BDB::nreqs;	3766	while (IO::AIO::nreqs || BDB::nreqs) {
3611	warn "iterate...";	3767	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3612	}
3613
3614	++$RELOAD;
3615
3616	warn "cancelling all extension coros";
3617	$_->cancel for values %EXT_CORO;
3618	%EXT_CORO = ();
3619
3620	warn "removing commands";
3621	%COMMAND = ();
3622
3623	warn "removing ext/exti commands";
3624	%EXTCMD = ();
3625	%EXTICMD = ();
3626
3627	warn "unloading/nuking all extensions";
3628	for my $pkg (@EXTS) {
3629	warn "... unloading $pkg";
3630
3631	if (my $cb = $pkg->can ("unload")) {
3632	eval {
3633	$cb->($pkg);
3634	1
3635	} or warn "$pkg unloaded, but with errors: $@";
3636	}	3768	}
3637		3769
3638	warn "... nuking $pkg";	3770	warn "cancelling all extension coros";
3639	Symbol::delete_package $pkg;	3771	$_->cancel for values %EXT_CORO;
3640	}	3772	%EXT_CORO = ();
3641		3773
3642	warn "unloading all perl modules loaded from $LIBDIR";	3774	warn "removing commands";
3643	while (my ($k, $v) = each %INC) {	3775	%COMMAND = ();
3644	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3645		3776
		3777	warn "removing ext/exti commands";
		3778	%EXTCMD = ();
		3779	%EXTICMD = ();
		3780
		3781	warn "unloading/nuking all extensions";
		3782	for my $pkg (@EXTS) {
3646	warn "... unloading $k";	3783	warn "... unloading $pkg";
3647	delete $INC{$k};
3648		3784
3649	$k =~ s/\.pm$//;
3650	$k =~ s/\//::/g;
3651
3652	if (my $cb = $k->can ("unload_module")) {	3785	if (my $cb = $pkg->can ("unload")) {
		3786	eval {
3653	$cb->();	3787	$cb->($pkg);
		3788	1
		3789	} or warn "$pkg unloaded, but with errors: $@";
		3790	}
		3791
		3792	warn "... clearing $pkg";
		3793	clear_package $pkg;
3654	}	3794	}
3655		3795
3656	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 $k;
3657	}	3811	}
3658		3812
3659	warn "getting rid of safe::, as good as possible";	3813	warn "getting rid of safe::, as good as possible";
3660	Symbol::delete_package "safe::$_"	3814	clear_package "safe::$_"
3661	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);
3662		3816
3663	warn "unloading cf.pm \"a bit\"";	3817	warn "unloading cf.pm \"a bit\"";
3664	delete $INC{"cf.pm"};	3818	delete $INC{"cf.pm"};
3665	delete $INC{"cf/pod.pm"};	3819	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3666		3820
3667	# don't, removes xs symbols, too,	3821	# don't, removes xs symbols, too,
3668	# and global variables created in xs	3822	# and global variables created in xs
3669	#Symbol::delete_package __PACKAGE__;	3823	#clear_package __PACKAGE__;
3670		3824
3671	warn "unload completed, starting to reload now";	3825	warn "unload completed, starting to reload now";
3672		3826
3673	warn "reloading cf.pm";	3827	warn "reloading cf.pm";
3674	require cf;	3828	require cf;
3675	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3829	cf::_connect_to_perl_1;
3676		3830
3677	warn "loading config and database again";	3831	warn "loading config and database again";
3678	cf::reload_config;	3832	cf::reload_config;
3679		3833
3680	warn "loading extensions";	3834	warn "loading extensions";
3681	cf::load_extensions;	3835	cf::load_extensions;
3682		3836
		3837	if ($REATTACH_ON_RELOAD) {
3683	warn "reattaching attachments to objects/players";	3838	warn "reattaching attachments to objects/players";
3684	_global_reattach; # objects, sockets	3839	_global_reattach; # objects, sockets
3685	warn "reattaching attachments to maps";	3840	warn "reattaching attachments to maps";
3686	reattach $_ for values %MAP;	3841	reattach $_ for values %MAP;
3687	warn "reattaching attachments to players";	3842	warn "reattaching attachments to players";
3688	reattach $_ for values %PLAYER;	3843	reattach $_ for values %PLAYER;
		3844	}
3689		3845
		3846	warn "running post_init jobs";
		3847	(pop @POST_INIT)->(1) while @POST_INIT;
		3848
3690	warn "leaving sync_job";	3849	warn "leaving sync_job";
3691		3850
3692	1	3851	1
3693	} or do {	3852	} or do {
3694	warn $@;	3853	warn $@;
3695	cf::cleanup "error while reloading, exiting.";	3854	cf::cleanup "error while reloading, exiting.";
3696	};	3855	};
3697		3856
3698	warn "reloaded";	3857	warn "reloaded";
		3858	--$RELOAD;
		3859	}
		3860
		3861	$t1 = EV::time - $t1;
		3862	warn "reload completed in ${t1}s\n";
3699	};	3863	};
3700		3864
3701	our $RELOAD_WATCHER; # used only during reload	3865	our $RELOAD_WATCHER; # used only during reload
3702		3866
3703	sub reload_perl() {	3867	sub reload_perl() {
3704	# doing reload synchronously and two reloads happen back-to-back,	3868	# doing reload synchronously and two reloads happen back-to-back,
3705	# coro crashes during coro_state_free->destroy here.	3869	# coro crashes during coro_state_free->destroy here.
3706		3870
		3871	$RELOAD_WATCHER ||= cf::async {
		3872	Coro::AIO::aio_wait cache_extensions;
		3873
3707	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3874	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3708	do_reload_perl;	3875	do_reload_perl;
3709	undef $RELOAD_WATCHER;	3876	undef $RELOAD_WATCHER;
		3877	};
3710	};	3878	};
3711	}	3879	}
3712		3880
3713	register_command "reload" => sub {	3881	register_command "reload" => sub {
3714	my ($who, $arg) = @_;	3882	my ($who, $arg) = @_;
…		…
3785	{	3953	{
3786	# configure BDB	3954	# configure BDB
3787		3955
3788	BDB::min_parallel 8;	3956	BDB::min_parallel 8;
3789	BDB::max_poll_reqs $TICK * 0.1;	3957	BDB::max_poll_reqs $TICK * 0.1;
3790	$Coro::BDB::WATCHER->priority (1);	3958	$AnyEvent::BDB::WATCHER->priority (1);
3791		3959
3792	unless ($DB_ENV) {	3960	unless ($DB_ENV) {
3793	$DB_ENV = BDB::db_env_create;	3961	$DB_ENV = BDB::db_env_create;
3794	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3962	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3795	| 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;
3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3965	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3966	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3798		3967
3799	cf::sync_job {	3968	cf::sync_job {
3800	eval {	3969	eval {
…		…
3826	{	3995	{
3827	# configure IO::AIO	3996	# configure IO::AIO
3828		3997
3829	IO::AIO::min_parallel 8;	3998	IO::AIO::min_parallel 8;
3830	IO::AIO::max_poll_time $TICK * 0.1;	3999	IO::AIO::max_poll_time $TICK * 0.1;
3831	$Coro::AIO::WATCHER->priority (1);	4000	undef $AnyEvent::AIO::WATCHER;
3832	}	4001	}
3833		4002
3834	my $_log_backtrace;	4003	my $_log_backtrace;
3835		4004
3836	sub _log_backtrace {	4005	sub _log_backtrace {
…		…
3839	$msg =~ s/\n//;	4008	$msg =~ s/\n//;
3840		4009
3841	# limit the # of concurrent backtraces	4010	# limit the # of concurrent backtraces
3842	if ($_log_backtrace < 2) {	4011	if ($_log_backtrace < 2) {
3843	++$_log_backtrace;	4012	++$_log_backtrace;
		4013	my $perl_bt = Carp::longmess $msg;
3844	async {	4014	async {
3845	$Coro::current->{desc} = "abt $msg";	4015	$Coro::current->{desc} = "abt $msg";
3846		4016
3847	my @bt = fork_call {	4017	my @bt = fork_call {
3848	@addr = map { sprintf "%x", $_ } @addr;	4018	@addr = map { sprintf "%x", $_ } @addr;
…		…
3859	}	4029	}
3860		4030
3861	@funcs	4031	@funcs
3862	};	4032	};
3863		4033
3864	LOG llevInfo, "[ABT] $msg\n";	4034	LOG llevInfo, "[ABT] $perl_bt\n";
		4035	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3865	LOG llevInfo, "[ABT] $_\n" for @bt;	4036	LOG llevInfo, "[ABT] $_\n" for @bt;
3866	--$_log_backtrace;	4037	--$_log_backtrace;
3867	};	4038	};
3868	} else {	4039	} else {
3869	LOG llevInfo, "[ABT] $msg\n";	4040	LOG llevInfo, "[ABT] $msg\n";
3870	LOG llevInfo, "[ABT] [suppressed]\n";	4041	LOG llevInfo, "[ABT] [suppressed]\n";
3871	}	4042	}
3872	}	4043	}
3873		4044
3874	# load additional modules	4045	# load additional modules
3875	use cf::pod;	4046	require "cf/$_.pm" for @EXTRA_MODULES;
		4047	cf::_connect_to_perl_2;
3876		4048
3877	END { cf::emergency_save }	4049	END { cf::emergency_save }
3878		4050
3879	1	4051	1
3880		4052

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