ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.427 by root, Sat Apr 26 12:25:45 2008 UTC vs.
Revision 1.493 by root, Mon Oct 26 02:34:37 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 $guard1 = cf::lock_acquire "map_find:$path";
2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
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} = $cf::RUNTIME;
2043		1998
…		…
2045	or return;	2000	or return;
2046		2001
2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2048	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
2049	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
2050	undef $guard1;	2006	undef $guard1;
2051	undef $guard2;
2052	$map->reset;	2007	$map->reset;
2053	return find $path;	2008	return find $path;
2054	}	2009	}
2055		2010
2056	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
…		…
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
…		…
2459	can be C<undef>. Does the right thing when the player is currently in a	2444	can be C<undef>. Does the right thing when the player is currently in a
2460	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2461		2446
2462	=cut	2447	=cut
2463		2448
		2449	our $SAY_CHANNEL = {
		2450	id => "say",
		2451	title => "Map",
		2452	reply => "say ",
		2453	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2454	};
		2455
		2456	our $CHAT_CHANNEL = {
		2457	id => "chat",
		2458	title => "Chat",
		2459	reply => "chat ",
		2460	tooltip => "Player chat and shouts, global to the server.",
		2461	};
		2462
2464	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2465	# with dialog boxes.	2464	# with dialog boxes.
2466	#TODO: the first argument must go, split into a $npc->reply_to ( method	2465	#TODO: the first argument must go, split into a $npc->reply_to ( method
2467	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
2468	my ($self, $npc, $msg, $flags) = @_;	2467	my ($self, $npc, $msg, $flags) = @_;
…		…
2479	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2480	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2481		2480
2482	} else {	2481	} else {
2483	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2484	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2485	}	2484	}
2486	}	2485	}
2487	}	2486	}
2488		2487
2489	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2514		2513
2515	=item $player_object->enter_link	2514	=item $player_object->enter_link
2516		2515
2517	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}>).
2518		2517
2519	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.
2520	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.
2521		2522
2522	Will never block.	2523	Will never block.
2523		2524
2524	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2525		2526
…		…
2577	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2578	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2579		2580
2580	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2583		2584
2584	$map->load;	2585	$map->load;
2585	$map->load_neighbours;	2586	$map->load_neighbours;
2586		2587
2587	return unless $self->contr->active;	2588	return unless $self->contr->active;
2588	$self->activate_recursive;
2589		2589
2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2591	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2592	}	2595	}
2593		2596
2594	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2595		2598
2596	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
2597	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2598	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
2599	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
2600	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 >>.
2601		2607
2602	=cut	2608	=cut
2603		2609
2604	our $GOTOGEN;	2610	our $GOTOGEN;
2605		2611
…		…
2684	}	2690	}
2685		2691
2686	sub prepare_random_map {	2692	sub prepare_random_map {
2687	my ($exit) = @_;	2693	my ($exit) = @_;
2688		2694
2689	my $guard = cf::lock_acquire "exit_prepare:$exit";
2690
2691	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2692	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2693	# that depends on the exit object	2697	# that depends on the exit object
2694		2698
2695	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2697	if ($exit->map) {	2701	if ($exit->map) {
2698	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2699	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2700	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2701	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2702	}	2708	}
2703		2709
2704	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2705		2711
2706	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2710	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2711	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2712	undef $fh;	2718	undef $fh;
2713	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2714		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2715	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2716	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2717	}	2727	}
2718	}	2728	}
2719		2729
2720	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2721	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2722		2732
2723	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2724		2734
2725	if ($exit->slaying eq "/!") {
2726	#TODO: this should de-fi-ni-te-ly not be a sync-job
2727	# the problem is that $exit might not survive long enough
2728	# so it needs to be done right now, right here
2729	cf::sync_job { prepare_random_map $exit };
2730	}
2731
2732	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2733	my $hp = $exit->stats->hp;
2734	my $sp = $exit->stats->sp;
2735
2736	$self->enter_link;	2735	$self->enter_link;
2737		2736
2738	# if exit is damned, update players death & WoR home-position
2739	$self->contr->savebed ($slaying, $hp, $sp)
2740	if $exit->flag (FLAG_DAMNED);
2741
2742	(async {	2737	(async {
2743	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2738	$Coro::current->{desc} = "enter_exit";
2744		2739
2745	$self->deactivate_recursive; # just to be sure
2746	unless (eval {	2740	unless (eval {
		2741	$self->deactivate_recursive; # just to be sure
		2742
		2743	# random map handling
		2744	{
		2745	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2746
		2747	prepare_random_map $exit
		2748	if $exit->slaying eq "/!";
		2749	}
		2750
		2751	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2752	my $x = $exit->stats->hp;
		2753	my $y = $exit->stats->sp;
		2754
2747	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2748		2756
		2757	# if exit is damned, update players death & WoR home-position
		2758	$self->contr->savebed ($map, $x, $y)
		2759	if $exit->flag (cf::FLAG_DAMNED);
		2760
2749	1;	2761	1
2750	}) {	2762	}) {
2751	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2752	. "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. "
2753	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2754	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2755		2767
2756	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2786		2798
2787	=cut	2799	=cut
2788		2800
2789	# non-persistent channels (usually the info channel)	2801	# non-persistent channels (usually the info channel)
2790	our %CHANNEL = (	2802	our %CHANNEL = (
		2803	"c/motd" => {
		2804	id => "infobox",
		2805	title => "MOTD",
		2806	reply => undef,
		2807	tooltip => "The message of the day",
		2808	},
2791	"c/identify" => {	2809	"c/identify" => {
2792	id => "infobox",	2810	id => "infobox",
2793	title => "Identify",	2811	title => "Identify",
2794	reply => undef,	2812	reply => undef,
2795	tooltip => "Items recently identified",	2813	tooltip => "Items recently identified",
…		…
2797	"c/examine" => {	2815	"c/examine" => {
2798	id => "infobox",	2816	id => "infobox",
2799	title => "Examine",	2817	title => "Examine",
2800	reply => undef,	2818	reply => undef,
2801	tooltip => "Signs and other items you examined",	2819	tooltip => "Signs and other items you examined",
		2820	},
		2821	"c/shopinfo" => {
		2822	id => "infobox",
		2823	title => "Shop Info",
		2824	reply => undef,
		2825	tooltip => "What your bargaining skill tells you about the shop",
2802	},	2826	},
2803	"c/book" => {	2827	"c/book" => {
2804	id => "infobox",	2828	id => "infobox",
2805	title => "Book",	2829	title => "Book",
2806	reply => undef,	2830	reply => undef,
…		…
2822	id => "infobox",	2846	id => "infobox",
2823	title => "Body Parts",	2847	title => "Body Parts",
2824	reply => undef,	2848	reply => undef,
2825	tooltip => "Shows which body parts you posess and are available",	2849	tooltip => "Shows which body parts you posess and are available",
2826	},	2850	},
		2851	"c/statistics" => {
		2852	id => "infobox",
		2853	title => "Statistics",
		2854	reply => undef,
		2855	tooltip => "Shows your primary statistics",
		2856	},
		2857	"c/skills" => {
		2858	id => "infobox",
		2859	title => "Skills",
		2860	reply => undef,
		2861	tooltip => "Shows your experience per skill and item power",
		2862	},
		2863	"c/shopitems" => {
		2864	id => "infobox",
		2865	title => "Shop Items",
		2866	reply => undef,
		2867	tooltip => "Shows the items currently for sale in this shop",
		2868	},
		2869	"c/resistances" => {
		2870	id => "infobox",
		2871	title => "Resistances",
		2872	reply => undef,
		2873	tooltip => "Shows your resistances",
		2874	},
		2875	"c/pets" => {
		2876	id => "infobox",
		2877	title => "Pets",
		2878	reply => undef,
		2879	tooltip => "Shows information abotu your pets/a specific pet",
		2880	},
		2881	"c/perceiveself" => {
		2882	id => "infobox",
		2883	title => "Perceive Self",
		2884	reply => undef,
		2885	tooltip => "You gained detailed knowledge about yourself",
		2886	},
2827	"c/uptime" => {	2887	"c/uptime" => {
2828	id => "infobox",	2888	id => "infobox",
2829	title => "Uptime",	2889	title => "Uptime",
2830	reply => undef,	2890	reply => undef,
2831	tooltip => "How long the server has been running since last restart",	2891	tooltip => "How long the server has been running since last restart",
…		…
2840	id => "party",	2900	id => "party",
2841	title => "Party",	2901	title => "Party",
2842	reply => "gsay ",	2902	reply => "gsay ",
2843	tooltip => "Messages and chat related to your party",	2903	tooltip => "Messages and chat related to your party",
2844	},	2904	},
		2905	"c/death" => {
		2906	id => "death",
		2907	title => "Death",
		2908	reply => undef,
		2909	tooltip => "Reason for and more info about your most recent death",
		2910	},
		2911	"c/say" => $SAY_CHANNEL,
		2912	"c/chat" => $CHAT_CHANNEL,
2845	);	2913	);
2846		2914
2847	sub cf::client::send_msg {	2915	sub cf::client::send_msg {
2848	my ($self, $channel, $msg, $color, @extra) = @_;	2916	my ($self, $channel, $msg, $color, @extra) = @_;
2849		2917
2850	$msg = $self->pl->expand_cfpod ($msg);	2918	$msg = $self->pl->expand_cfpod ($msg)
		2919	unless $color & cf::NDI_VERBATIM;
2851		2920
2852	$color &= cf::NDI_CLIENT_MASK; # just in case...	2921	$color &= cf::NDI_CLIENT_MASK; # just in case...
2853		2922
2854	# check predefined channels, for the benefit of C	2923	# check predefined channels, for the benefit of C
2855	if ($CHANNEL{$channel}) {	2924	if ($CHANNEL{$channel}) {
2856	$channel = $CHANNEL{$channel};	2925	$channel = $CHANNEL{$channel};
2857		2926
2858	$self->ext_msg (channel_info => $channel)	2927	$self->ext_msg (channel_info => $channel);
2859	if $self->can_msg;
2860
2861	$channel = $channel->{id};	2928	$channel = $channel->{id};
2862		2929
2863	} elsif (ref $channel) {	2930	} elsif (ref $channel) {
2864	# send meta info to client, if not yet sent	2931	# send meta info to client, if not yet sent
2865	unless (exists $self->{channel}{$channel->{id}}) {	2932	unless (exists $self->{channel}{$channel->{id}}) {
2866	$self->{channel}{$channel->{id}} = $channel;	2933	$self->{channel}{$channel->{id}} = $channel;
2867	$self->ext_msg (channel_info => $channel)	2934	$self->ext_msg (channel_info => $channel);
2868	if $self->can_msg;
2869	}	2935	}
2870		2936
2871	$channel = $channel->{id};	2937	$channel = $channel->{id};
2872	}	2938	}
2873		2939
2874	return unless @extra || length $msg;	2940	return unless @extra || length $msg;
2875		2941
2876	if ($self->can_msg) {
2877	# default colour, mask it out	2942	# default colour, mask it out
2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2943	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2879	if $color & cf::NDI_DEF;	2944	if $color & cf::NDI_DEF;
2880		2945
2881	$self->send_packet ("msg " . $self->{json_coder}->encode (	2946	my $pkt = "msg "
		2947	. $self->{json_coder}->encode (
2882	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2948	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2883	} else {	2949	);
2884	if ($color >= 0) {
2885	# replace some tags by gcfclient-compatible ones
2886	for ($msg) {
2887	1 while
2888	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2889	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2890	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2891	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2892	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2893	}
2894		2950
2895	$color &= cf::NDI_COLOR_MASK;	2951	# try lzf for large packets
		2952	$pkt = "lzf " . Compress::LZF::compress $pkt
		2953	if 1024 <= length $pkt and $self->{can_lzf};
2896		2954
2897	utf8::encode $msg;	2955	# split very large packets
2898		2956	if (8192 < length $pkt and $self->{can_lzf}) {
2899	if (0 && $msg =~ /\[/) {	2957	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2900	# COMMAND/INFO	2958	$pkt = "frag";
2901	$self->send_packet ("drawextinfo $color 10 8 $msg")
2902	} else {
2903	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2904	$self->send_packet ("drawinfo $color $msg")
2905	}
2906	}
2907	}	2959	}
		2960
		2961	$self->send_packet ($pkt);
2908	}	2962	}
2909		2963
2910	=item $client->ext_msg ($type, @msg)	2964	=item $client->ext_msg ($type, @msg)
2911		2965
2912	Sends an ext event to the client.	2966	Sends an ext event to the client.
…		…
3087	The following functions and methods are available within a safe environment:	3141	The following functions and methods are available within a safe environment:
3088		3142
3089	cf::object	3143	cf::object
3090	contr pay_amount pay_player map x y force_find force_add destroy	3144	contr pay_amount pay_player map x y force_find force_add destroy
3091	insert remove name archname title slaying race decrease split	3145	insert remove name archname title slaying race decrease split
		3146	value
3092		3147
3093	cf::object::player	3148	cf::object::player
3094	player	3149	player
3095		3150
3096	cf::player	3151	cf::player
…		…
3101		3156
3102	=cut	3157	=cut
3103		3158
3104	for (	3159	for (
3105	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3160	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3106	insert remove inv name archname title slaying race	3161	insert remove inv nrof name archname title slaying race
3107	decrease split destroy)],	3162	decrease split destroy change_exp value msg lore send_msg)],
3108	["cf::object::player" => qw(player)],	3163	["cf::object::player" => qw(player)],
3109	["cf::player" => qw(peaceful)],	3164	["cf::player" => qw(peaceful send_msg)],
3110	["cf::map" => qw(trigger)],	3165	["cf::map" => qw(trigger)],
3111	) {	3166	) {
3112	no strict 'refs';	3167	no strict 'refs';
3113	my ($pkg, @funs) = @$_;	3168	my ($pkg, @funs) = @$_;
3114	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3169	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3131	my ($code, %vars) = @_;	3186	my ($code, %vars) = @_;
3132		3187
3133	my $qcode = $code;	3188	my $qcode = $code;
3134	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3189	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3135	$qcode =~ s/\n/\\n/g;	3190	$qcode =~ s/\n/\\n/g;
		3191
		3192	%vars = (_dummy => 0) unless %vars;
3136		3193
3137	local $_;	3194	local $_;
3138	local @safe::cf::_safe_eval_args = values %vars;	3195	local @safe::cf::_safe_eval_args = values %vars;
3139		3196
3140	my $eval =	3197	my $eval =
…		…
3370	reload_treasures;	3427	reload_treasures;
3371		3428
3372	warn "finished reloading resource files\n";	3429	warn "finished reloading resource files\n";
3373	}	3430	}
3374		3431
3375	sub init {
3376	my $guard = freeze_mainloop;
3377
3378	reload_resources;
3379	}
3380
3381	sub reload_config {	3432	sub reload_config {
		3433	warn "reloading config file...\n";
		3434
3382	open my $fh, "<:utf8", "$CONFDIR/config"	3435	open my $fh, "<:utf8", "$CONFDIR/config"
3383	or return;	3436	or return;
3384		3437
3385	local $/;	3438	local $/;
3386	*CFG = YAML::Load <$fh>;	3439	*CFG = YAML::XS::Load scalar <$fh>;
3387		3440
3388	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3441	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3389		3442
3390	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3443	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3391	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3444	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3395	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3448	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3396	and die "WARNING: m(un)lockall failed: $!\n";	3449	and die "WARNING: m(un)lockall failed: $!\n";
3397	};	3450	};
3398	warn $@ if $@;	3451	warn $@ if $@;
3399	}	3452	}
		3453
		3454	warn "finished reloading resource files\n";
		3455	}
		3456
		3457	sub pidfile() {
		3458	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3459	or die "$PIDFILE: $!";
		3460	flock $fh, &Fcntl::LOCK_EX
		3461	or die "$PIDFILE: flock: $!";
		3462	$fh
		3463	}
		3464
		3465	# make sure only one server instance is running at any one time
		3466	sub atomic {
		3467	my $fh = pidfile;
		3468
		3469	my $pid = <$fh>;
		3470	kill 9, $pid if $pid > 0;
		3471
		3472	seek $fh, 0, 0;
		3473	print $fh $$;
		3474	}
		3475
		3476	sub main_loop {
		3477	warn "EV::loop starting\n";
		3478	if (1) {
		3479	EV::loop;
		3480	}
		3481	warn "EV::loop returned\n";
		3482	goto &main_loop unless $REALLY_UNLOOP;
3400	}	3483	}
3401		3484
3402	sub main {	3485	sub main {
		3486	cf::init_globals; # initialise logging
		3487
		3488	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3489	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3490	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3491	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3492
		3493	cf::init_experience;
		3494	cf::init_anim;
		3495	cf::init_attackmess;
		3496	cf::init_dynamic;
		3497
		3498	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3499
3403	# we must not ever block the main coroutine	3500	# we must not ever block the main coroutine
3404	local $Coro::idle = sub {	3501	local $Coro::idle = sub {
3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3502	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3406	(async {	3503	(async {
3407	$Coro::current->{desc} = "IDLE BUG HANDLER";	3504	$Coro::current->{desc} = "IDLE BUG HANDLER";
3408	EV::loop EV::LOOP_ONESHOT;	3505	EV::loop EV::LOOP_ONESHOT;
3409	})->prio (Coro::PRIO_MAX);	3506	})->prio (Coro::PRIO_MAX);
3410	};	3507	};
3411		3508
3412	{	3509	evthread_start IO::AIO::poll_fileno;
3413	my $guard = freeze_mainloop;	3510
		3511	cf::sync_job {
		3512	reload_resources;
3414	reload_config;	3513	reload_config;
3415	db_init;	3514	db_init;
		3515
		3516	cf::load_settings;
		3517	cf::load_materials;
		3518	cf::init_uuid;
		3519	cf::init_signals;
		3520	cf::init_commands;
		3521	cf::init_skills;
		3522
		3523	cf::init_beforeplay;
		3524
		3525	atomic;
		3526
3416	load_extensions;	3527	load_extensions;
3417		3528
3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3529	utime time, time, $RUNTIMEFILE;
3419	evthread_start IO::AIO::poll_fileno;	3530
		3531	# no (long-running) fork's whatsoever before this point(!)
		3532	use POSIX ();
		3533	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3534
		3535	(pop @POST_INIT)->(0) while @POST_INIT;
3420	}	3536	};
3421		3537
3422	EV::loop;	3538	main_loop;
3423	}	3539	}
3424		3540
3425	#############################################################################	3541	#############################################################################
3426	# initialisation and cleanup	3542	# initialisation and cleanup
3427		3543
…		…
3434	};	3550	};
3435	}	3551	}
3436	}	3552	}
3437		3553
3438	sub write_runtime_sync {	3554	sub write_runtime_sync {
3439	my $runtime = "$LOCALDIR/runtime";
3440
3441	# first touch the runtime file to show we are still running:	3555	# first touch the runtime file to show we are still running:
3442	# the fsync below can take a very very long time.	3556	# the fsync below can take a very very long time.
3443		3557
3444	IO::AIO::aio_utime $runtime, undef, undef;	3558	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3445		3559
3446	my $guard = cf::lock_acquire "write_runtime";	3560	my $guard = cf::lock_acquire "write_runtime";
3447		3561
3448	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3562	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3449	or return;	3563	or return;
3450		3564
3451	my $value = $cf::RUNTIME + 90 + 10;	3565	my $value = $cf::RUNTIME + 90 + 10;
3452	# 10 is the runtime save interval, for a monotonic clock	3566	# 10 is the runtime save interval, for a monotonic clock
3453	# 60 allows for the watchdog to kill the server.	3567	# 60 allows for the watchdog to kill the server.
…		…
3463	aio_utime $fh, undef, undef;	3577	aio_utime $fh, undef, undef;
3464		3578
3465	close $fh	3579	close $fh
3466	or return;	3580	or return;
3467		3581
3468	aio_rename "$runtime~", $runtime	3582	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3469	and return;	3583	and return;
3470		3584
3471	warn "runtime file written.\n";	3585	warn "runtime file written.\n";
3472		3586
3473	1	3587	1
…		…
3485	my $uuid = "$LOCALDIR/uuid";	3599	my $uuid = "$LOCALDIR/uuid";
3486		3600
3487	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3601	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3488	or return;	3602	or return;
3489		3603
3490	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3604	my $value = uuid_seq uuid_cur;
		3605
		3606	unless ($value) {
		3607	warn "cowardly refusing to write zero uuid value!\n";
		3608	return;
		3609	}
		3610
		3611	my $value = uuid_str $value + $uuid_skip;
3491	$uuid_skip = 0;	3612	$uuid_skip = 0;
3492		3613
3493	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3614	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3494	and return;	3615	and return;
3495		3616
…		…
3517	}	3638	}
3518		3639
3519	sub emergency_save() {	3640	sub emergency_save() {
3520	my $freeze_guard = cf::freeze_mainloop;	3641	my $freeze_guard = cf::freeze_mainloop;
3521		3642
3522	warn "enter emergency perl save\n";	3643	warn "emergency_perl_save: enter\n";
3523		3644
3524	cf::sync_job {	3645	cf::sync_job {
		3646	# this is a trade-off: we want to be very quick here, so
		3647	# save all maps without fsync, and later call a global sync
		3648	# (which in turn might be very very slow)
		3649	local $USE_FSYNC = 0;
		3650
3525	# use a peculiar iteration method to avoid tripping on perl	3651	# use a peculiar iteration method to avoid tripping on perl
3526	# refcount bugs in for. also avoids problems with players	3652	# refcount bugs in for. also avoids problems with players
3527	# and maps saved/destroyed asynchronously.	3653	# and maps saved/destroyed asynchronously.
3528	warn "begin emergency player save\n";	3654	warn "emergency_perl_save: begin player save\n";
3529	for my $login (keys %cf::PLAYER) {	3655	for my $login (keys %cf::PLAYER) {
3530	my $pl = $cf::PLAYER{$login} or next;	3656	my $pl = $cf::PLAYER{$login} or next;
3531	$pl->valid or next;	3657	$pl->valid or next;
3532	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3658	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3533	$pl->save;	3659	$pl->save;
3534	}	3660	}
3535	warn "end emergency player save\n";	3661	warn "emergency_perl_save: end player save\n";
3536		3662
3537	warn "begin emergency map save\n";	3663	warn "emergency_perl_save: begin map save\n";
3538	for my $path (keys %cf::MAP) {	3664	for my $path (keys %cf::MAP) {
3539	my $map = $cf::MAP{$path} or next;	3665	my $map = $cf::MAP{$path} or next;
3540	$map->valid or next;	3666	$map->valid or next;
3541	$map->save;	3667	$map->save;
3542	}	3668	}
3543	warn "end emergency map save\n";	3669	warn "emergency_perl_save: end map save\n";
3544		3670
3545	warn "begin emergency database checkpoint\n";	3671	warn "emergency_perl_save: begin database checkpoint\n";
3546	BDB::db_env_txn_checkpoint $DB_ENV;	3672	BDB::db_env_txn_checkpoint $DB_ENV;
3547	warn "end emergency database checkpoint\n";	3673	warn "emergency_perl_save: end database checkpoint\n";
3548		3674
3549	warn "begin write uuid\n";	3675	warn "emergency_perl_save: begin write uuid\n";
3550	write_uuid_sync 1;	3676	write_uuid_sync 1;
3551	warn "end write uuid\n";	3677	warn "emergency_perl_save: end write uuid\n";
3552	};	3678	};
3553		3679
		3680	warn "emergency_perl_save: starting sync()\n";
		3681	IO::AIO::aio_sync sub {
		3682	warn "emergency_perl_save: finished sync()\n";
		3683	};
		3684
3554	warn "leave emergency perl save\n";	3685	warn "emergency_perl_save: leave\n";
3555	}	3686	}
3556		3687
3557	sub post_cleanup {	3688	sub post_cleanup {
3558	my ($make_core) = @_;	3689	my ($make_core) = @_;
3559		3690
3560	warn Carp::longmess "post_cleanup backtrace"	3691	warn Carp::longmess "post_cleanup backtrace"
3561	if $make_core;	3692	if $make_core;
		3693
		3694	my $fh = pidfile;
		3695	unlink $PIDFILE if <$fh> == $$;
		3696	}
		3697
		3698	# a safer delete_package, copied from Symbol
		3699	sub clear_package($) {
		3700	my $pkg = shift;
		3701
		3702	# expand to full symbol table name if needed
		3703	unless ($pkg =~ /^main::.*::$/) {
		3704	$pkg = "main$pkg" if $pkg =~ /^::/;
		3705	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3706	$pkg .= '::' unless $pkg =~ /::$/;
		3707	}
		3708
		3709	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3710	my $stem_symtab = *{$stem}{HASH};
		3711
		3712	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3713	or return;
		3714
		3715	# clear all symbols
		3716	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3717	for my $name (keys %$leaf_symtab) {
		3718	_gv_clear *{"$pkg$name"};
		3719	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3720	}
		3721	warn "cleared package $pkg\n";#d#
3562	}	3722	}
3563		3723
3564	sub do_reload_perl() {	3724	sub do_reload_perl() {
3565	# can/must only be called in main	3725	# can/must only be called in main
3566	if ($Coro::current != $Coro::main) {	3726	if ($Coro::current != $Coro::main) {
3567	warn "can only reload from main coroutine";	3727	warn "can only reload from main coroutine";
3568	return;	3728	return;
3569	}	3729	}
3570		3730
		3731	return if $RELOAD++;
		3732
		3733	my $t1 = EV::time;
		3734
		3735	while ($RELOAD) {
3571	warn "reloading...";	3736	warn "reloading...";
3572		3737
3573	warn "entering sync_job";	3738	warn "entering sync_job";
3574		3739
3575	cf::sync_job {	3740	cf::sync_job {
3576	cf::write_runtime_sync; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
3577	cf::emergency_save;	3742	cf::emergency_save;
3578	cf::write_runtime_sync; # external watchdog should not bark	3743	cf::write_runtime_sync; # external watchdog should not bark
3579		3744
3580	warn "syncing database to disk";	3745	warn "syncing database to disk";
3581	BDB::db_env_txn_checkpoint $DB_ENV;	3746	BDB::db_env_txn_checkpoint $DB_ENV;
3582		3747
3583	# if anything goes wrong in here, we should simply crash as we already saved	3748	# if anything goes wrong in here, we should simply crash as we already saved
3584		3749
3585	warn "flushing outstanding aio requests";	3750	warn "flushing outstanding aio requests";
3586	for (;;) {
3587	BDB::flush;
3588	IO::AIO::flush;
3589	Coro::cede_notself;
3590	last unless IO::AIO::nreqs || BDB::nreqs;	3751	while (IO::AIO::nreqs || BDB::nreqs) {
3591	warn "iterate...";	3752	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3592	}
3593
3594	++$RELOAD;
3595
3596	warn "cancelling all extension coros";
3597	$_->cancel for values %EXT_CORO;
3598	%EXT_CORO = ();
3599
3600	warn "removing commands";
3601	%COMMAND = ();
3602
3603	warn "removing ext/exti commands";
3604	%EXTCMD = ();
3605	%EXTICMD = ();
3606
3607	warn "unloading/nuking all extensions";
3608	for my $pkg (@EXTS) {
3609	warn "... unloading $pkg";
3610
3611	if (my $cb = $pkg->can ("unload")) {
3612	eval {
3613	$cb->($pkg);
3614	1
3615	} or warn "$pkg unloaded, but with errors: $@";
3616	}	3753	}
3617		3754
3618	warn "... nuking $pkg";	3755	warn "cancelling all extension coros";
3619	Symbol::delete_package $pkg;	3756	$_->cancel for values %EXT_CORO;
3620	}	3757	%EXT_CORO = ();
3621		3758
3622	warn "unloading all perl modules loaded from $LIBDIR";	3759	warn "removing commands";
3623	while (my ($k, $v) = each %INC) {	3760	%COMMAND = ();
3624	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3625		3761
		3762	warn "removing ext/exti commands";
		3763	%EXTCMD = ();
		3764	%EXTICMD = ();
		3765
		3766	warn "unloading/nuking all extensions";
		3767	for my $pkg (@EXTS) {
3626	warn "... unloading $k";	3768	warn "... unloading $pkg";
3627	delete $INC{$k};
3628		3769
3629	$k =~ s/\.pm$//;
3630	$k =~ s/\//::/g;
3631
3632	if (my $cb = $k->can ("unload_module")) {	3770	if (my $cb = $pkg->can ("unload")) {
		3771	eval {
3633	$cb->();	3772	$cb->($pkg);
		3773	1
		3774	} or warn "$pkg unloaded, but with errors: $@";
		3775	}
		3776
		3777	warn "... clearing $pkg";
		3778	clear_package $pkg;
3634	}	3779	}
3635		3780
3636	Symbol::delete_package $k;	3781	warn "unloading all perl modules loaded from $LIBDIR";
		3782	while (my ($k, $v) = each %INC) {
		3783	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3784
		3785	warn "... unloading $k";
		3786	delete $INC{$k};
		3787
		3788	$k =~ s/\.pm$//;
		3789	$k =~ s/\//::/g;
		3790
		3791	if (my $cb = $k->can ("unload_module")) {
		3792	$cb->();
		3793	}
		3794
		3795	clear_package $k;
3637	}	3796	}
3638		3797
3639	warn "getting rid of safe::, as good as possible";	3798	warn "getting rid of safe::, as good as possible";
3640	Symbol::delete_package "safe::$_"	3799	clear_package "safe::$_"
3641	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3800	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3642		3801
3643	warn "unloading cf.pm \"a bit\"";	3802	warn "unloading cf.pm \"a bit\"";
3644	delete $INC{"cf.pm"};	3803	delete $INC{"cf.pm"};
3645	delete $INC{"cf/pod.pm"};	3804	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3646		3805
3647	# don't, removes xs symbols, too,	3806	# don't, removes xs symbols, too,
3648	# and global variables created in xs	3807	# and global variables created in xs
3649	#Symbol::delete_package __PACKAGE__;	3808	#clear_package __PACKAGE__;
3650		3809
3651	warn "unload completed, starting to reload now";	3810	warn "unload completed, starting to reload now";
3652		3811
3653	warn "reloading cf.pm";	3812	warn "reloading cf.pm";
3654	require cf;	3813	require cf;
3655	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3814	cf::_connect_to_perl_1;
3656		3815
3657	warn "loading config and database again";	3816	warn "loading config and database again";
3658	cf::reload_config;	3817	cf::reload_config;
3659		3818
3660	warn "loading extensions";	3819	warn "loading extensions";
3661	cf::load_extensions;	3820	cf::load_extensions;
3662		3821
		3822	if ($REATTACH_ON_RELOAD) {
3663	warn "reattaching attachments to objects/players";	3823	warn "reattaching attachments to objects/players";
3664	_global_reattach; # objects, sockets	3824	_global_reattach; # objects, sockets
3665	warn "reattaching attachments to maps";	3825	warn "reattaching attachments to maps";
3666	reattach $_ for values %MAP;	3826	reattach $_ for values %MAP;
3667	warn "reattaching attachments to players";	3827	warn "reattaching attachments to players";
3668	reattach $_ for values %PLAYER;	3828	reattach $_ for values %PLAYER;
		3829	}
3669		3830
		3831	warn "running post_init jobs";
		3832	(pop @POST_INIT)->(1) while @POST_INIT;
		3833
3670	warn "leaving sync_job";	3834	warn "leaving sync_job";
3671		3835
3672	1	3836	1
3673	} or do {	3837	} or do {
3674	warn $@;	3838	warn $@;
3675	cf::cleanup "error while reloading, exiting.";	3839	cf::cleanup "error while reloading, exiting.";
3676	};	3840	};
3677		3841
3678	warn "reloaded";	3842	warn "reloaded";
		3843	--$RELOAD;
		3844	}
		3845
		3846	$t1 = EV::time - $t1;
		3847	warn "reload completed in ${t1}s\n";
3679	};	3848	};
3680		3849
3681	our $RELOAD_WATCHER; # used only during reload	3850	our $RELOAD_WATCHER; # used only during reload
3682		3851
3683	sub reload_perl() {	3852	sub reload_perl() {
3684	# doing reload synchronously and two reloads happen back-to-back,	3853	# doing reload synchronously and two reloads happen back-to-back,
3685	# coro crashes during coro_state_free->destroy here.	3854	# coro crashes during coro_state_free->destroy here.
3686		3855
		3856	$RELOAD_WATCHER ||= cf::async {
		3857	Coro::AIO::aio_wait cache_extensions;
		3858
3687	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3859	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3688	do_reload_perl;	3860	do_reload_perl;
3689	undef $RELOAD_WATCHER;	3861	undef $RELOAD_WATCHER;
		3862	};
3690	};	3863	};
3691	}	3864	}
3692		3865
3693	register_command "reload" => sub {	3866	register_command "reload" => sub {
3694	my ($who, $arg) = @_;	3867	my ($who, $arg) = @_;
…		…
3765	{	3938	{
3766	# configure BDB	3939	# configure BDB
3767		3940
3768	BDB::min_parallel 8;	3941	BDB::min_parallel 8;
3769	BDB::max_poll_reqs $TICK * 0.1;	3942	BDB::max_poll_reqs $TICK * 0.1;
3770	$Coro::BDB::WATCHER->priority (1);	3943	$AnyEvent::BDB::WATCHER->priority (1);
3771		3944
3772	unless ($DB_ENV) {	3945	unless ($DB_ENV) {
3773	$DB_ENV = BDB::db_env_create;	3946	$DB_ENV = BDB::db_env_create;
3774	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3947	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3775	| BDB::LOG_AUTOREMOVE, 1);	3948	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3949	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3776	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3950	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3777	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3951	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3778		3952
3779	cf::sync_job {	3953	cf::sync_job {
3780	eval {	3954	eval {
…		…
3806	{	3980	{
3807	# configure IO::AIO	3981	# configure IO::AIO
3808		3982
3809	IO::AIO::min_parallel 8;	3983	IO::AIO::min_parallel 8;
3810	IO::AIO::max_poll_time $TICK * 0.1;	3984	IO::AIO::max_poll_time $TICK * 0.1;
3811	$Coro::AIO::WATCHER->priority (1);	3985	undef $AnyEvent::AIO::WATCHER;
3812	}	3986	}
3813		3987
3814	my $_log_backtrace;	3988	my $_log_backtrace;
3815		3989
3816	sub _log_backtrace {	3990	sub _log_backtrace {
…		…
3819	$msg =~ s/\n//;	3993	$msg =~ s/\n//;
3820		3994
3821	# limit the # of concurrent backtraces	3995	# limit the # of concurrent backtraces
3822	if ($_log_backtrace < 2) {	3996	if ($_log_backtrace < 2) {
3823	++$_log_backtrace;	3997	++$_log_backtrace;
		3998	my $perl_bt = Carp::longmess $msg;
3824	async {	3999	async {
3825	$Coro::current->{desc} = "abt $msg";	4000	$Coro::current->{desc} = "abt $msg";
3826		4001
3827	my @bt = fork_call {	4002	my @bt = fork_call {
3828	@addr = map { sprintf "%x", $_ } @addr;	4003	@addr = map { sprintf "%x", $_ } @addr;
…		…
3839	}	4014	}
3840		4015
3841	@funcs	4016	@funcs
3842	};	4017	};
3843		4018
3844	LOG llevInfo, "[ABT] $msg\n";	4019	LOG llevInfo, "[ABT] $perl_bt\n";
		4020	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3845	LOG llevInfo, "[ABT] $_\n" for @bt;	4021	LOG llevInfo, "[ABT] $_\n" for @bt;
3846	--$_log_backtrace;	4022	--$_log_backtrace;
3847	};	4023	};
3848	} else {	4024	} else {
3849	LOG llevInfo, "[ABT] $msg\n";	4025	LOG llevInfo, "[ABT] $msg\n";
3850	LOG llevInfo, "[ABT] [suppressed]\n";	4026	LOG llevInfo, "[ABT] [suppressed]\n";
3851	}	4027	}
3852	}	4028	}
3853		4029
3854	# load additional modules	4030	# load additional modules
3855	use cf::pod;	4031	require "cf/$_.pm" for @EXTRA_MODULES;
		4032	cf::_connect_to_perl_2;
3856		4033
3857	END { cf::emergency_save }	4034	END { cf::emergency_save }
3858		4035
3859	1	4036	1
3860		4037

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines