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 1.347 by root, Thu Aug 30 05:16:09 2007 UTC vs.
Revision 1.622 by root, Wed Nov 23 06:05:33 2016 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
		62	use CBOR::XS ();
32	use IO::AIO 2.32 ();	63	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
		130	our $USE_FSYNC = 1; # use fsync to write maps - default on
		131
		132	our $BDB_DEADLOCK_WATCHER;
		133	our $BDB_CHECKPOINT_WATCHER;
		134	our $BDB_TRICKLE_WATCHER;
		135	our $DB_ENV;
		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
		139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		141
		142	our $UPTIME; $UPTIME ||= time;
		143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
81	our $NOW;	145	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		146
84	our $BDB_POLL_WATCHER;	147	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	148	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
95		150
96	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		153
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
102		166
103	binmode STDOUT;	167	binmode STDOUT;
104	binmode STDERR;	168	binmode STDERR;
105		169
106	# read virtual server time, if available	170	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
111	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
112		178
113	mkdir $_	179	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		181
116	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
117		183
118	sub cf::map::normalise;	184	sub cf::map::normalise;
119		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
120	#############################################################################	190	#############################################################################
121		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
122	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
123		204
124	=over 4	205	=over 4
125		206
126	=item $cf::UPTIME	207	=item $cf::UPTIME
127		208
128	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
129		225
130	=item $cf::RUNTIME	226	=item $cf::RUNTIME
131		227
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	229	every server tick.
134		230
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		234
139	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
142	database environment.	238	database environment.
143		239
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	240	=item $cf::LOADAVG
153		241
154	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
159		247
160	The raw value load value from the last tick.	248	The raw value load value from the last tick.
161		249
162	=item %cf::CFG	250	=item %cf::CFG
163		251
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	253	from wherever your confdir points to.
166		254
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		256
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick.
170	returns directly I<after> the tick processing (and consequently, can only wake one process	258	cf::wait_for_tick_begin only returns directly I<after> the tick
		259	processing (and consequently, can only wake one thread per tick), while
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	260	cf::wait_for_tick wakes up all waiters after tick processing.
		261
		262	Note that cf::wait_for_tick will immediately return when the server is not
		263	ticking, making it suitable for small pauses in threads that need to run
		264	when the server is paused. If that is not applicable (i.e. you I<really>
		265	want to wait, use C<$cf::WAIT_FOR_TICK>).
		266
		267	=item $cf::WAIT_FOR_TICK
		268
		269	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		270	variable contains a L<Coro::Signal> that is broadcats after every server
		271	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		272	next server tick.
		273
		274	=cut
		275
		276	sub wait_for_tick();
		277	sub wait_for_tick_begin();
172		278
173	=item @cf::INVOKE_RESULTS	279	=item @cf::INVOKE_RESULTS
174		280
175	This array contains the results of the last C<invoke ()> call. When	281	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	282	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	283	that call.
178		284
		285	=item %cf::REFLECT
		286
		287	Contains, for each (C++) class name, a hash reference with information
		288	about object members (methods, scalars, arrays and flags) and other
		289	metadata, which is useful for introspection.
		290
179	=back	291	=back
180		292
181	=cut	293	=cut
182		294
183	BEGIN {	295	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	296	sub warn (@) { LOG llevWarn , join "", @_ }
		297	sub info (@) { LOG llevInfo , join "", @_ }
		298	sub debug(@) { LOG llevDebug, join "", @_ }
		299	sub trace(@) { LOG llevTrace, join "", @_ }
		300
		301	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	302	my $msg = join "", @_;
186		303
187	$msg .= "\n"	304	$msg .= "\n"
188	unless $msg =~ /\n$/;	305	unless $msg =~ /\n$/;
189		306
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	307	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		308
192	utf8::encode $msg;
193	LOG llevError, $msg;	309	LOG llevWarn, $msg;
194	};	310	};
195	}	311
		312	$Coro::State::DIEHOOK = sub {
		313	return unless $^S eq 0; # "eq", not "=="
		314
		315	error Carp::longmess $_[0];
		316
		317	if (in_main) {#d#
		318	error "DIEHOOK called in main context, Coro bug?\n";#d#
		319	return;#d#
		320	}#d#
		321
		322	# kill coroutine otherwise
		323	Coro::terminate
		324	};
196		325
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	326	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	327	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	328	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	329	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	336	for my $pkg (qw(
208	cf::global cf::attachable	337	cf::global cf::attachable
209	cf::object cf::object::player	338	cf::object cf::object::player
210	cf::client cf::player	339	cf::client cf::player
211	cf::arch cf::living	340	cf::arch cf::living
		341	cf::map cf::mapspace
212	cf::map cf::party cf::region	342	cf::party cf::region
213	)) {	343	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	344	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	345	}
217		346
218	$Event::DIED = sub {	347	$EV::DIED = sub {
219	warn "error in event callback: @_";	348	warn "error in event callback: $@";
220	};	349	};
		350
		351	#############################################################################
		352
		353	sub fork_call(&@);
		354	sub get_slot($;$$);
221		355
222	#############################################################################	356	#############################################################################
223		357
224	=head2 UTILITY FUNCTIONS	358	=head2 UTILITY FUNCTIONS
225		359
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	380	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	381	$d
248	} || "[unable to dump $_[0]: '$@']";	382	} || "[unable to dump $_[0]: '$@']";
249	}	383	}
250		384
		385	=item $scalar = cf::load_file $path
		386
		387	Loads the given file from path and returns its contents. Croaks on error
		388	and can block.
		389
		390	=cut
		391
		392	sub load_file($) {
		393	0 <= aio_load $_[0], my $data
		394	or Carp::croak "$_[0]: $!";
		395
		396	$data
		397	}
		398
		399	=item $success = cf::replace_file $path, $data, $sync
		400
		401	Atomically replaces the file at the given $path with new $data, and
		402	optionally $sync the data to disk before replacing the file.
		403
		404	=cut
		405
		406	sub replace_file($$;$) {
		407	my ($path, $data, $sync) = @_;
		408
		409	my $lock = cf::lock_acquire ("replace_file:$path");
		410
		411	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		412	or return;
		413
		414	$data = $data->() if ref $data;
		415
		416	length $data == aio_write $fh, 0, (length $data), $data, 0
		417	or return;
		418
		419	!$sync
		420	or !aio_fsync $fh
		421	or return;
		422
		423	aio_close $fh
		424	and return;
		425
		426	aio_rename "$path~", $path
		427	and return;
		428
		429	if ($sync) {
		430	$path =~ s%/[^/]*$%%;
		431	aio_pathsync $path;
		432	}
		433
		434	1
		435	}
		436
251	=item $ref = cf::from_json $json	437	=item $ref = cf::decode_json $json
252		438
253	Converts a JSON string into the corresponding perl data structure.	439	Converts a JSON string into the corresponding perl data structure.
254		440
255	=item $json = cf::to_json $ref	441	=item $json = cf::encode_json $ref
256		442
257	Converts a perl data structure into its JSON representation.	443	Converts a perl data structure into its JSON representation.
258		444
259	=cut	445	=cut
260		446
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	447	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		448
263	sub to_json ($) { $json_coder->encode ($_[0]) }	449	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	450	sub decode_json($) { $json_coder->decode ($_[0]) }
		451
		452	=item $ref = cf::decode_storable $scalar
		453
		454	Same as Coro::Storable::thaw, so blocks.
		455
		456	=cut
		457
		458	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		459
		460	=item $ref = cf::decode_yaml $scalar
		461
		462	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		463
		464	=cut
		465
		466	sub decode_yaml($) {
		467	fork_call { YAML::XS::Load $_[0] } @_
		468	}
		469
		470	=item $scalar = cf::decode_cbor $scalar
		471
		472	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		473	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		474	alternative.
		475
		476	=cut
		477
		478	sub decode_cbor($) {
		479	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		480	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		481	CBOR::XS::decode_cbor $_[0]
		482	}
		483
		484	=item $scalar = cf::unlzf $scalar
		485
		486	Same as Compress::LZF::compress, but takes server ticks into account, so
		487	blocks.
		488
		489	=cut
		490
		491	sub unlzf($) {
		492	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		493	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		494	Compress::LZF::decompress $_[0]
		495	}
		496
		497	=item cf::post_init { BLOCK }
		498
		499	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		500	but I<before> the server starts ticking again.
		501
		502	The codeblock will have a single boolean argument to indicate whether this
		503	is a reload or not.
		504
		505	=cut
		506
		507	sub post_init(&) {
		508	push @POST_INIT, shift;
		509	}
		510
		511	sub _post_init {
		512	trace "running post_init jobs";
		513
		514	# run them in parallel...
		515
		516	my @join;
		517
		518	while () {
		519	push @join, map &Coro::async ($_, 0), @POST_INIT;
		520	@POST_INIT = ();
		521
		522	@join or last;
		523
		524	(pop @join)->join;
		525	}
		526	}
265		527
266	=item cf::lock_wait $string	528	=item cf::lock_wait $string
267		529
268	Wait until the given lock is available. See cf::lock_acquire.	530	Wait until the given lock is available. See cf::lock_acquire.
269		531
270	=item my $lock = cf::lock_acquire $string	532	=item my $lock = cf::lock_acquire $string
271		533
272	Wait until the given lock is available and then acquires it and returns	534	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	535	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	536	for example when the coroutine gets canceled), the lock is automatically
275	returned.	537	returned.
276		538
277	Locks are *not* recursive, locking from the same coro twice results in a	539	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	540	deadlocked coro.
…		…
284		546
285	Return true if the lock is currently active, i.e. somebody has locked it.	547	Return true if the lock is currently active, i.e. somebody has locked it.
286		548
287	=cut	549	=cut
288		550
289	our %LOCK;	551	our $LOCKS = new Coro::SemaphoreSet;
290		552
291	sub lock_wait($) {	553	sub lock_wait($) {
292	my ($key) = @_;	554	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	555	}
300		556
301	sub lock_acquire($) {	557	sub lock_acquire($) {
302	my ($key) = @_;	558	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	559	}
314		560
315	sub lock_active($) {	561	sub lock_active($) {
316	my ($key) = @_;	562	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	563	}
320		564
321	sub freeze_mainloop {	565	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	566	tick_inhibit_inc;
323		567
324	my $guard = Coro::guard {	568	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	569	}
326	};	570
327	$TICK_WATCHER->stop;	571	=item cf::periodic $interval, $cb
328	$guard	572
		573	Like EV::periodic, but randomly selects a starting point so that the actions
		574	get spread over time.
		575
		576	=cut
		577
		578	sub periodic($$) {
		579	my ($interval, $cb) = @_;
		580
		581	my $start = rand List::Util::min 180, $interval;
		582
		583	EV::periodic $start, $interval, 0, $cb
329	}	584	}
330		585
331	=item cf::get_slot $time[, $priority[, $name]]	586	=item cf::get_slot $time[, $priority[, $name]]
332		587
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	588	Allocate $time seconds of blocking CPU time at priority C<$priority>
334	This call blocks and returns only when you have at least C<$time> seconds	589	(default: 0): This call blocks and returns only when you have at least
335	of cpu time till the next tick. The slot is only valid till the next cede.	590	C<$time> seconds of cpu time till the next tick. The slot is only valid
		591	till the next cede.
		592
		593	Background jobs should use a priority less than zero, interactive jobs
		594	should use 100 or more.
336		595
337	The optional C<$name> can be used to identify the job to run. It might be	596	The optional C<$name> can be used to identify the job to run. It might be
338	used for statistical purposes and should identify the same time-class.	597	used for statistical purposes and should identify the same time-class.
339		598
340	Useful for short background jobs.	599	Useful for short background jobs.
341		600
342	=cut	601	=cut
343		602
344	our @SLOT_QUEUE;	603	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	604	our $SLOT_QUEUE;
		605	our $SLOT_DECAY = 0.9;
346		606
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	607	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	608	$SLOT_QUEUE = Coro::async {
		609	$Coro::current->desc ("timeslot manager");
		610
349	my $signal = new Coro::Signal;	611	my $signal = new Coro::Signal;
		612	my $busy;
350		613
351	while () {	614	while () {
352	next_job:	615	next_job:
		616
		617	Coro::cede;
		618
353	my $avail = cf::till_tick;	619	my $avail = cf::till_tick;
354	if ($avail > 0.01) {	620
355	for (0 .. $#SLOT_QUEUE) {	621	for (0 .. $#SLOT_QUEUE) {
356	if ($SLOT_QUEUE[$_][0] < $avail) {	622	if ($SLOT_QUEUE[$_][0] <= $avail) {
		623	$busy = 0;
357	my $job = splice @SLOT_QUEUE, $_, 1, ();	624	my $job = splice @SLOT_QUEUE, $_, 1, ();
358	$job->[2]->send;	625	$job->[2]->send;
359	Coro::cede;
360	goto next_job;	626	goto next_job;
361	}	627	} else {
		628	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
362	}	629	}
363	}	630	}
364		631
365	if (@SLOT_QUEUE) {	632	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	633	wait_for_tick;
367	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;
369	} else {	634	} else {
		635	$busy = 0;
370	Coro::schedule;	636	Coro::schedule;
371	}	637	}
372	}	638	}
373	};	639	};
374		640
375	sub get_slot($;$$) {	641	sub get_slot($;$$) {
		642	return if tick_inhibit || $Coro::current == $Coro::main;
		643
376	my ($time, $pri, $name) = @_;	644	my ($time, $pri, $name) = @_;
377		645
378	$time = $TICK * .6 if $time > $TICK * .6;	646	$time = clamp $time, 0.01, $TICK * .6;
		647
379	my $sig = new Coro::Signal;	648	my $sig = new Coro::Signal;
380		649
381	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	650	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
382	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	651	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
383	$SLOT_QUEUE->ready;	652	$SLOT_QUEUE->ready;
…		…
394		663
395	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
396		665
397	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
398		667
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	669	is always able to handle events or is runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	670	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	671	acceptable.
403		672
404	If it must be done, put the blocking parts into C<sync_job>. This will run	673	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	674	the given BLOCK in another coroutine while waiting for the result. The
…		…
409	=cut	678	=cut
410		679
411	sub sync_job(&) {	680	sub sync_job(&) {
412	my ($job) = @_;	681	my ($job) = @_;
413		682
414	if ($Coro::current == $Coro::main) {	683	if (in_main) {
415	my $time = Event::time;	684	my $time = AE::time;
416		685
417	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
419		688
420	# TODO: use suspend/resume instead	689	#LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	690
422	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
423		692
424	my $busy = 1;	693	my $busy = 1;
425	my @res;	694	my @res;
426		695
427	(async {	696	(async {
		697	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	698	@res = eval { $job->() };
429	warn $@ if $@;	699	error $@ if $@;
430	undef $busy;	700	undef $busy;
431	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
432		702
433	while ($busy) {	703	while ($busy) {
434	Coro::cede or Event::one_event;	704	if (Coro::nready) {
		705	Coro::cede_notself;
		706	} else {
		707	EV::run EV::RUN_ONCE;
435	}	708	}
		709	}
436		710
437	$time = Event::time - $time;	711	my $time = AE::time - $time;
438		712
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	713	$TICK_START += $time; # do not account sync jobs to server load
443		714
444	wantarray ? @res : $res[0]	715	wantarray ? @res : $res[0]
445	} else {	716	} else {
446	# we are in another coroutine, how wonderful, everything just works	717	# we are in another coroutine, how wonderful, everything just works
447		718
…		…
467	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
468		739
469	$coro	740	$coro
470	}	741	}
471		742
472	=item fork_call { }, $args	743	=item fork_call { }, @args
473		744
474	Executes the given code block with the given arguments in a seperate	745	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	747	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	748	never block itself or use any form of event handling.
478		749
479	=cut	750	=cut
		751
		752	sub post_fork {
		753	reset_signals;
		754	}
480		755
481	sub fork_call(&@) {	756	sub fork_call(&@) {
482	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
483		758
484	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)
487
488	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
489	reset_signals;	760	cf::post_fork;
490	&$cb	761	&$cb
491	}, @args;	762	} @args;
492		763
493	wantarray ? @res : $res[-1]	764	wantarray ? @res : $res[-1]
		765	}
		766
		767	sub objinfo {
		768	(
		769	"counter value" => cf::object::object_count,
		770	"objects created" => cf::object::create_count,
		771	"objects destroyed" => cf::object::destroy_count,
		772	"freelist size" => cf::object::free_count,
		773	"allocated objects" => cf::object::objects_size,
		774	"active objects" => cf::object::actives_size,
		775	)
		776	}
		777
		778	=item $coin = coin_from_name $name
		779
		780	=cut
		781
		782	our %coin_alias = (
		783	"silver" => "silvercoin",
		784	"silvercoin" => "silvercoin",
		785	"silvercoins" => "silvercoin",
		786	"gold" => "goldcoin",
		787	"goldcoin" => "goldcoin",
		788	"goldcoins" => "goldcoin",
		789	"platinum" => "platinacoin",
		790	"platinumcoin" => "platinacoin",
		791	"platinumcoins" => "platinacoin",
		792	"platina" => "platinacoin",
		793	"platinacoin" => "platinacoin",
		794	"platinacoins" => "platinacoin",
		795	"royalty" => "royalty",
		796	"royalties" => "royalty",
		797	);
		798
		799	sub coin_from_name($) {
		800	$coin_alias{$_[0]}
		801	? cf::arch::find $coin_alias{$_[0]}
		802	: undef
494	}	803	}
495		804
496	=item $value = cf::db_get $family => $key	805	=item $value = cf::db_get $family => $key
497		806
498	Returns a single value from the environment database.	807	Returns a single value from the environment database.
…		…
500	=item cf::db_put $family => $key => $value	809	=item cf::db_put $family => $key => $value
501		810
502	Stores the given C<$value> in the family. It can currently store binary	811	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	812	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		813
		814	=item $db = cf::db_table "name"
		815
		816	Create and/or open a new database table. The string must not be "db" and must be unique
		817	within each server.
		818
505	=cut	819	=cut
		820
		821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
		825	my ($name) = @_;
		826	my $db = BDB::db_create $DB_ENV;
		827
		828	eval {
		829	$db->set_flags (BDB::CHKSUM);
		830
		831	utf8::encode $name;
		832	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		833	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		834	cf::cleanup "db_open(db): $!" if $!;
		835	};
		836	cf::cleanup "db_open(db): $@" if $@;
		837
		838	$db
		839	}
506		840
507	our $DB;	841	our $DB;
508		842
509	sub db_init {	843	sub db_init {
510	unless ($DB) {	844	$DB ||= db_table "db";
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {
514	eval {
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}
524	}	845	}
525		846
526	sub db_get($$) {	847	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
528		849
529	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
530	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
531		854
532	$! ? ()	855	$! ? ()
533	: $data	856	: $data
534	}
535	}	857	}
536		858
537	sub db_put($$$) {	859	sub db_put($$$) {
538	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
539	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
567		889
568	my @data;	890	my @data;
569	my $md5;	891	my $md5;
570		892
571	for (0 .. $#$src) {	893	for (0 .. $#$src) {
572	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
573	or Carp::croak "$src->[$_]: $!";
574	}	895	}
575		896
576	# if processing is expensive, check	897	# if processing is expensive, check
577	# checksum first	898	# checksum first
578	if (1) {	899	if (1) {
…		…
591		912
592	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
593	}	914	}
594	}	915	}
595		916
596	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
597	my $data = $process->(\@data);	918	my $data = $process->(\@data);
598	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
599		920
600	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
601		922
602	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
603	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
604	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
605		926
…		…
615		936
616	=cut	937	=cut
617		938
618	sub datalog($@) {	939	sub datalog($@) {
619	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
620	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
621	}	942	}
622		943
623	=back	944	=back
624		945
625	=cut	946	=cut
626		947
627	#############################################################################	948	#############################################################################
628		949
629	=head2 ATTACHABLE OBJECTS	950	=head2 ATTACHABLE OBJECTS
630		951
631	Many objects in crossfire are so-called attachable objects. That means you can	952	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	953	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	954	to it. All such attachable objects support the following methods.
634		955
635	In the following description, CLASS can be any of C<global>, C<object>	956	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	957	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	958	Deliantra).
638		959
639	=over 4	960	=over 4
640		961
641	=item $attachable->attach ($attachment, key => $value...)	962	=item $attachable->attach ($attachment, key => $value...)
642		963
…		…
686	=item cf::CLASS::attachment $name, ...	1007	=item cf::CLASS::attachment $name, ...
687		1008
688	Register an attachment by C<$name> through which attachable objects of the	1009	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	1010	given CLASS can refer to this attachment.
690		1011
691	Some classes such as crossfire maps and objects can specify attachments	1012	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	1013	that are attached at load/instantiate time, thus the need for a name.
693		1014
694	These calls expect any number of the following handler/hook descriptions:	1015	These calls expect any number of the following handler/hook descriptions:
695		1016
696	=over 4	1017	=over 4
…		…
820		1141
821	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
822	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
823		1144
824	} elsif (ref $type) {	1145	} elsif (ref $type) {
825	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
826		1147
827	} else {	1148	} else {
828	shift @arg;	1149	shift @arg;
829	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
830	}	1151	}
831	}	1152	}
832	}	1153	}
833		1154
834	sub _object_attach {	1155	sub _object_attach {
…		…
844	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
845	}	1166	}
846		1167
847	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
848	} else {	1169	} else {
849	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
850	}	1171	}
851		1172
852	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
853	}	1174	}
854		1175
…		…
913		1234
914	for (@$callbacks) {	1235	for (@$callbacks) {
915	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
916		1237
917	if ($@) {	1238	if ($@) {
918	warn "$@";
919	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
920	override;	1240	override;
921	}	1241	}
922		1242
923	return 1 if $override;	1243	return 1 if $override;
924	}	1244	}
925		1245
926	0	1246	0
927	}	1247	}
928		1248
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1249	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1250
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1251	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1252
933	Generate an object-specific event with the given arguments.	1253	Generate an object-specific event with the given arguments.
934		1254
…		…
940		1260
941	=cut	1261	=cut
942		1262
943	#############################################################################	1263	#############################################################################
944	# object support	1264	# object support
945	#
946		1265
		1266	sub _object_equal($$);
		1267	sub _object_equal($$) {
		1268	my ($a, $b) = @_;
		1269
		1270	return 0 unless (ref $a) eq (ref $b);
		1271
		1272	if ("HASH" eq ref $a) {
		1273	my @ka = keys %$a;
		1274	my @kb = keys %$b;
		1275
		1276	return 0 if @ka != @kb;
		1277
		1278	for (0 .. $#ka) {
		1279	return 0 unless $ka[$_] eq $kb[$_];
		1280	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1281	}
		1282
		1283	} elsif ("ARRAY" eq ref $a) {
		1284
		1285	return 0 if @$a != @$b;
		1286
		1287	for (0 .. $#$a) {
		1288	return 0 unless _object_equal $a->[$_], $b->[$_];
		1289	}
		1290
		1291	} elsif ($a ne $b) {
		1292	return 0;
		1293	}
		1294
		1295	1
		1296	}
		1297
		1298	our $SLOW_MERGES;#d#
947	sub _can_merge {	1299	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1300	my ($ob1, $ob2) = @_;
949		1301
950	local $Storable::canonical = 1;	1302	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1303
954	$fob1 eq $fob2	1304	# we do the slow way here
		1305	return _object_equal $ob1, $ob2
955	}	1306	}
956		1307
957	sub reattach {	1308	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1309	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1310	my ($obj) = @_;
960		1311
		1312	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1313	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1314
963	my $registry = $obj->registry;	1315	my $registry = $obj->registry;
964		1316
965	@$registry = ();	1317	@$registry = ();
966		1318
…		…
971	for (@$attach) {	1323	for (@$attach) {
972	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
973	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
974	}	1326	}
975	} else {	1327	} else {
976	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
977	}	1329	}
978	}	1330	}
979	}	1331	}
980		1332
981	cf::attachable->attach (	1333	cf::attachable->attach (
982	prio => -1000000,	1334	prio => -1000000,
983	on_instantiate => sub {	1335	on_instantiate => sub {
984	my ($obj, $data) = @_;	1336	my ($obj, $data) = @_;
985		1337
986	$data = from_json $data;	1338	$data = decode_json $data;
987		1339
988	for (@$data) {	1340	for (@$data) {
989	my ($name, $args) = @$_;	1341	my ($name, $args) = @$_;
990		1342
991	$obj->attach ($name, %{$args || {} });	1343	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1359	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1009		1361
1010	sync_job {	1362	sync_job {
1011	if (length $$rdata) {	1363	if (length $$rdata) {
		1364	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1014		1368
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1370	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	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;
		1374	aio_fsync $fh;
		1375	}
1019	close $fh;	1376	aio_close $fh;
1020		1377
1021	if (@$objs) {	1378	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1379	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1380	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1381	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1382	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1383	if ($cf::USE_FSYNC) {
		1384	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;
		1385	aio_fsync $fh;
		1386	}
1027	close $fh;	1387	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1388	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1389	}
1030	} else {	1390	} else {
1031	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1032	}	1392	}
1033		1393
1034	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
		1395
		1396	$filename =~ s%/[^/]+$%%;
		1397	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1398	} else {
1036	warn "FATAL: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1037	}	1400	}
1038	} else {	1401	} else {
1039	aio_unlink $filename;	1402	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1041	}	1404	}
1042	}	1405	};
1043	}	1406	}
1044		1407
1045	sub object_freezer_as_string {	1408	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1409	my ($rdata, $objs) = @_;
1047		1410
…		…
1059	or return;	1422	or return;
1060		1423
1061	unless (aio_stat "$filename.pst") {	1424	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1425	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1426	or return;
		1427
1064	$av = eval { (Storable::thaw $av)->{objs} };	1428	my $st = eval { Coro::Storable::thaw $av };
		1429	$av = $st->{objs};
1065	}	1430	}
1066		1431
		1432	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
		1436
1069	return ($data, $av);	1437	($data, $av)
1070	}	1438	}
1071		1439
1072	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
1073		1441
1074	=over 4	1442	=over 4
…		…
1076	=cut	1444	=cut
1077		1445
1078	#############################################################################	1446	#############################################################################
1079	# command handling &c	1447	# command handling &c
1080		1448
1081	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1082		1450
1083	Register a callback for execution when the client sends the user command	1451	Register a callback for execution when the client sends the user command
1084	$name.	1452	$name.
1085		1453
1086	=cut	1454	=cut
…		…
1092	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1093		1461
1094	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1095	}	1463	}
1096		1464
1097	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1098		1466
1099	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1100	extcmd packet. Ext commands will be processed in the order they are	1468	extcmd packet. Ext commands will be processed in the order they are
1101	received by the server, like other user commands. The first argument is	1469	received by the server, like other user commands. The first argument is
1102	the logged-in player. Ext commands can only be processed after a player	1470	the logged-in player. Ext commands can only be processed after a player
1103	has logged in successfully.	1471	has logged in successfully.
1104		1472
1105	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1106	called.
1107		1474
		1475	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
1108	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1109		1481
1110	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1111	exticmd packet. Exti commands are processed by the server as soon as they	1483	exticmd packet. Exti commands are processed by the server as soon as they
1112	are received, i.e. out of order w.r.t. other commands. The first argument	1484	are received, i.e. out of order w.r.t. other commands. The first argument
1113	is a client socket. Exti commands can be received anytime, even before	1485	is a client socket. Exti commands can be received anytime, even before
1114	log-in.	1486	log-in.
1115		1487
1116	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1117	called.
1118		1489
1119	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1120		1491
		1492	Same as C<cf::register_extcmd>, but instead of returning values, the
		1493	callback needs to clal the C<$reply> function.
		1494
		1495	=cut
		1496
1121	sub register_extcmd {	1497	sub register_extcmd($$) {
1122	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1123		1499
1124	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1125	}	1501	}
1126		1502
1127	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1128	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1129		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1130	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
1131	}	1513	}
1132		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
		1519	}
		1520
		1521	use File::Glob ();
		1522
1133	cf::player->attach (	1523	cf::player->attach (
1134	on_command => sub {	1524	on_unknown_command => sub {
1135	my ($pl, $name, $params) = @_;	1525	my ($pl, $name, $params) = @_;
1136		1526
1137	my $cb = $COMMAND{$name}	1527	my $cb = $COMMAND{$name}
1138	or return;	1528	or return;
1139		1529
…		…
1147	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1148		1538
1149	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1150		1540
1151	if (ref $msg) {	1541	if (ref $msg) {
1152	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1153	"ARRAY" eq ref $msg
1154	? @$msg
1155	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1156		1543
1157	my @reply;
1158
1159	if (my $cb = $EXTCMD{$type}) {	1544	if (my $cb = $EXTACMD{$type}) {
		1545	$cb->(
		1546	$pl,
		1547	sub {
		1548	$pl->ext_msg ("reply-$reply", @_)
		1549	if $reply;
		1550	},
		1551	@payload
		1552	);
		1553	} else {
		1554	my @reply;
		1555
		1556	if (my $cb = $EXTCMD{$type}) {
1160	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1161	}	1562	}
1162		1563
1163	$pl->ext_reply ($reply, @reply)
1164	if $reply;
1165
1166	} else {	1564	} else {
1167	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1168	}	1566	}
1169		1567
1170	cf::override;	1568	cf::override;
1171	},	1569	},
1172	);	1570	);
1173		1571
		1572	# "readahead" all extensions
		1573	sub cache_extensions {
		1574	my $grp = IO::AIO::aio_group;
		1575
		1576	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1577	for (grep /\.ext$/, @{$_[0]}) {
		1578	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1579	}
		1580	};
		1581
		1582	$grp
		1583	}
		1584
		1585	sub _ext_cfg_reg($$$$) {
		1586	my ($rvar, $varname, $cfgname, $default) = @_;
		1587
		1588	$cfgname = lc $varname
		1589	unless length $cfgname;
		1590
		1591	$EXT_CFG{$cfgname} = [$rvar, $default];
		1592
		1593	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1594	}
		1595
1174	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1175	cf::sync_job {	1601	cf::sync_job {
1176	my %todo;	1602	my %todo;
1177		1603
1178	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1179	next unless -r $path;	1605	next unless -r $path;
…		…
1197		1623
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1626
1201	$ext{source} =	1627	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1203	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1204	. $source	1630	. $source
1205	. "\n};\n1";	1631	. "\n};\n1";
1206		1632
1207	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
1208	}	1634	}
1209		1635
		1636	my $pass = 0;
1210	my %done;	1637	my %done;
1211	while (%todo) {	1638	while (%todo) {
1212	my $progress;	1639	my $progress;
1213		1640
		1641	++$pass;
		1642
		1643	ext:
1214	while (my ($k, $v) = each %todo) {	1644	while (my ($k, $v) = each %todo) {
1215	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1216	goto skip	1646	next ext
1217	unless exists $done{$_};	1647	unless exists $done{$_};
1218	}	1648	}
1219		1649
1220	warn "... loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1221		1651
1222	unless (eval $v->{source}) {	1652	my $source = $v->{source};
		1653
		1654	# support "CONF varname :confname = default" pseudo-statements
		1655	$source =~ s{
		1656	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1657	}{
		1658	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1659	}gmxe;
		1660
		1661	my $active = eval $source;
		1662
		1663	if (length $@) {
1223	my $msg = $@ ? "$v->{path}: $@\n"	1664	error "$v->{path}: $@\n";
1224	: "$v->{base}: extension inactive.\n";
1225		1665
		1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1226	if (exists $v->{meta}{mandatory}) {	1667	if exists $v->{meta}{mandatory};
1227	warn $msg;	1668
1228	warn "mandatory extension failed to load, exiting.\n";	1669	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1229	exit 1;	1670	delete $todo{$k};
1230	}	1671	} else {
1231		1672	$done{$k} = delete $todo{$k};
1232	warn $msg;	1673	push @EXTS, $v->{pkg};
		1674	$progress = 1;
		1675
		1676	info "$v->{base}: extension inactive.\n"
		1677	unless $active;
1233	}	1678	}
1234
1235	$done{$k} = delete $todo{$k};
1236	push @EXTS, $v->{pkg};
1237	$progress = 1;
1238	}	1679	}
1239		1680
1240	skip:	1681	unless ($progress) {
1241	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1682	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1242	unless $progress;	1683
		1684	while (my ($k, $v) = each %todo) {
		1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1686	if exists $v->{meta}{mandatory};
		1687	}
		1688
		1689	last;
		1690	}
1243	}	1691	}
1244	};	1692	};
1245	}	1693	}
1246		1694
1247	#############################################################################	1695	#############################################################################
1248		1696
1249	=back	1697	=back
1250		1698
1251	=head2 CORE EXTENSIONS	1699	=head2 CORE EXTENSIONS
1252		1700
1253	Functions and methods that extend core crossfire objects.	1701	Functions and methods that extend core deliantra objects.
1254		1702
1255	=cut	1703	=cut
1256		1704
1257	package cf::player;	1705	package cf::player;
1258		1706
1259	use Coro::AIO;	1707	use Coro::AIO;
1260		1708
1261	=head3 cf::player	1709	=head3 cf::player
1262		1710
1263	=over 4	1711	=over 4
		1712
		1713	=item cf::player::num_playing
		1714
		1715	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1716
		1717	=cut
		1718
		1719	sub num_playing {
		1720	scalar grep
		1721	$_->ob->map
		1722	&& !$_->hidden
		1723	&& !$_->ob->flag (cf::FLAG_WIZ),
		1724	cf::player::list
		1725	}
1264		1726
1265	=item cf::player::find $login	1727	=item cf::player::find $login
1266		1728
1267	Returns the given player object, loading it if necessary (might block).	1729	Returns the given player object, loading it if necessary (might block).
1268		1730
…		…
1287		1749
1288	sub exists($) {	1750	sub exists($) {
1289	my ($login) = @_;	1751	my ($login) = @_;
1290		1752
1291	$cf::PLAYER{$login}	1753	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1754	or !aio_stat path $login
1293	}	1755	}
1294		1756
1295	sub find($) {	1757	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1758	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1759	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1766	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1767	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1768	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1769	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1770
1309	my $pl = load_pl path $login	1771	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1772	or return;
		1773
		1774	my $pl = cf::player::load_pl $f
		1775	or return;
		1776
		1777	local $cf::PLAYER_LOADING{$login} = $pl;
		1778	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1779	$cf::PLAYER{$login} = $pl
1312	}	1780	}
1313	}	1781	}
1314	}	1782	}
		1783
		1784	cf::player->attach (
		1785	on_load => sub {
		1786	my ($pl, $path) = @_;
		1787
		1788	# restore slots saved in save, below
		1789	my $slots = delete $pl->{_slots};
		1790
		1791	$pl->ob->current_weapon ($slots->[0]);
		1792	$pl->combat_ob ($slots->[1]);
		1793	$pl->ranged_ob ($slots->[2]);
		1794	},
		1795	);
1315		1796
1316	sub save($) {	1797	sub save($) {
1317	my ($pl) = @_;	1798	my ($pl) = @_;
1318		1799
1319	return if $pl->{deny_save};	1800	return if $pl->{deny_save};
…		…
1323		1804
1324	return if $pl->{deny_save};	1805	return if $pl->{deny_save};
1325		1806
1326	aio_mkdir playerdir $pl, 0770;	1807	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1808	$pl->{last_save} = $cf::RUNTIME;
		1809
		1810	cf::get_slot 0.01;
		1811
		1812	# save slots, to be restored later
		1813	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1328		1814
1329	$pl->save_pl ($path);	1815	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1816	cf::cede_to_tick;
1331	}	1817	}
1332		1818
…		…
1364	my ($pl) = @_;	1850	my ($pl) = @_;
1365		1851
1366	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1367		1853
1368	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1855	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1856
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1372	$pl->deactivate;	1858	$pl->deactivate;
		1859
		1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1374	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1375		1865
1376	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1378	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1413	or return [];	1903	or return [];
1414		1904
1415	my @logins;	1905	my @logins;
1416		1906
1417	for my $login (@$dirs) {	1907	for my $login (@$dirs) {
		1908	my $path = path $login;
		1909
		1910	# a .pst is a dead give-away for a valid player
		1911	# if no pst file found, open and chekc for blocked users
		1912	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1913	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1914	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1915	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1916	}
1421		1917
1422	utf8::decode $login;	1918	utf8::decode $login;
1423	push @logins, $login;	1919	push @logins, $login;
1424	}	1920	}
1425		1921
1426	\@logins	1922	\@logins
1427	}	1923	}
1428		1924
1429	=item $player->maps	1925	=item $player->maps
		1926
		1927	=item cf::player::maps $login
1430		1928
1431	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1432	player. May block.	1930	player. May block.
1433		1931
1434	=cut	1932	=cut
…		…
1452	}	1950	}
1453		1951
1454	\@paths	1952	\@paths
1455	}	1953	}
1456		1954
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1956
1459	Expand crossfire pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506
1507	=item $player->ext_reply ($msgid, @msg)
1508
1509	Sends an ext reply to the player.
1510
1511	=cut
1512
1513	sub ext_reply($$@) {
1514	my ($self, $id, @msg) = @_;
1515
1516	$self->ns->ext_reply ($id, @msg)
1517	}
1518		1958
1519	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1520		1960
1521	Sends an ext event to the client.	1961	Sends an ext event to the client.
1522		1962
…		…
1542		1982
1543	=cut	1983	=cut
1544		1984
1545	sub find_by_path($) {	1985	sub find_by_path($) {
1546	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1547		1989
1548	my ($match, $specificity);	1990	my ($match, $specificity);
1549		1991
1550	for my $region (list) {	1992	for my $region (list) {
1551	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1577	our $MAX_RESET = 3600;	2019	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	2020	our $DEFAULT_RESET = 3000;
1579		2021
1580	sub generate_random_map {	2022	sub generate_random_map {
1581	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1582	# mit "rum" bekleckern, nicht	2024
		2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2026
1583	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1587	$rmp->{exit_on_final_map},
1588	$rmp->{xsize}, $rmp->{ysize},
1589	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1590	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1591	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1592	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1593	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1594	(cf::region::find $rmp->{region}), $rmp->{custom}
1595	)
1596	}	2028	}
1597		2029
1598	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1599		2031
1600	Register a handler for the map path matching the given regex at the	2032	Register a handler for the map path matching the given regex at the
…		…
1605		2037
1606	sub register {	2038	sub register {
1607	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1608	my $pkg = caller;	2040	my $pkg = caller;
1609		2041
1610	no strict;
1611	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1612		2043
1613	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1614	}	2045	}
1615		2046
1616	# also paths starting with '/'	2047	# also paths starting with '/'
1617	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1618		2049
1619	sub thawer_merge {	2050	sub thawer_merge {
1620	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1621		2052
1622	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1627	}	2058	}
1628		2059
1629	sub normalise {	2060	sub normalise {
1630	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1631		2062
1632	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1633		2064
1634	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1635		2066
1636	# map plan:	2067	# map plan:
1637	#	2068	#
…		…
1652	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1653	$path = "$base/$path";	2084	$path = "$base/$path";
1654	}	2085	}
1655		2086
1656	for ($path) {	2087	for ($path) {
1657	redo if s{//}{/};
1658	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1659	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1660	}	2090	}
1661		2091
1662	$path	2092	$path
…		…
1676	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1677	return $self;	2107	return $self;
1678	}	2108	}
1679	}	2109	}
1680		2110
1681	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1682	()	2112	()
1683	}	2113	}
1684		2114
		2115	# may re-bless or do other evil things
1685	sub init {	2116	sub init {
1686	my ($self) = @_;	2117	my ($self) = @_;
1687		2118
1688	$self	2119	$self
1689	}	2120	}
…		…
1708		2139
1709	# the temporary/swap location	2140	# the temporary/swap location
1710	sub save_path {	2141	sub save_path {
1711	my ($self) = @_;	2142	my ($self) = @_;
1712		2143
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2144	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	2145	"$TMPDIR/$path.map"
1715	}	2146	}
1716		2147
1717	# the unique path, undef == no special unique path	2148	# the unique path, undef == no special unique path
1718	sub uniq_path {	2149	sub uniq_path {
1719	my ($self) = @_;	2150	my ($self) = @_;
1720		2151
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2152	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	2153	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	2154	}
1733		2155
1734	sub decay_objects {	2156	sub decay_objects {
1735	my ($self) = @_;	2157	my ($self) = @_;
1736		2158
…		…
1749		2171
1750	sub load_header_from($) {	2172	sub load_header_from($) {
1751	my ($self, $path) = @_;	2173	my ($self, $path) = @_;
1752		2174
1753	utf8::encode $path;	2175	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	2176	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	2177	or return;
1759		2178
		2179	$self->_load_header ($f)
		2180	or return;
		2181
		2182	local $MAP_LOADING{$self->{path}} = $self;
		2183	$f->resolve_delayed_derefs;
		2184
1760	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1761		2186
1762	1	2187	1
1763	}	2188	}
1764		2189
		2190	# used to laod the header of an original map
1765	sub load_header_orig {	2191	sub load_header_orig {
1766	my ($self) = @_;	2192	my ($self) = @_;
1767		2193
1768	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1769	}	2195	}
1770		2196
		2197	# used to laod the header of an instantiated map
1771	sub load_header_temp {	2198	sub load_header_temp {
1772	my ($self) = @_;	2199	my ($self) = @_;
1773		2200
1774	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1775	}	2202	}
1776		2203
		2204	# called after loading the header from an instantiated map
1777	sub prepare_temp {	2205	sub prepare_temp {
1778	my ($self) = @_;	2206	my ($self) = @_;
1779		2207
1780	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1781	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1782	# safety	2210	# safety
1783	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1784	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1785	}	2213	}
1786		2214
		2215	# called after loading the header from an original map
1787	sub prepare_orig {	2216	sub prepare_orig {
1788	my ($self) = @_;	2217	my ($self) = @_;
1789		2218
1790	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1791	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1815		2244
1816	sub find;	2245	sub find;
1817	sub find {	2246	sub find {
1818	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
1819		2248
		2249	cf::cede_to_tick;
		2250
1820	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
1821		2252
		2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
1823		2255
1824	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	2257	my $map = new_from_path cf::map $path
1827	or return;	2258	or return;
1828		2259
1829	$map->{last_save} = $cf::RUNTIME;	2260	$map->{last_save} = $cf::RUNTIME;
1830		2261
…		…
1832	or return;	2263	or return;
1833		2264
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2265	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	2266	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	2267	#$cf::WAIT_FOR_TICK->wait;
		2268	undef $guard2;
		2269	undef $guard1;
1837	$map->reset;	2270	$map->reset;
1838	undef $guard;
1839	return find $path;	2271	return find $path;
1840	}	2272	}
1841		2273
1842	$cf::MAP{$path} = $map	2274	$cf::MAP{$path} = $map
1843	}	2275	}
1844	}	2276	}
1845		2277
1846	sub pre_load { }	2278	sub pre_load { }
1847	sub post_load { }	2279	#sub post_load { } # XS
1848		2280
1849	sub load {	2281	sub load {
1850	my ($self) = @_;	2282	my ($self) = @_;
1851		2283
1852	local $self->{deny_reset} = 1; # loading can take a long time	2284	local $self->{deny_reset} = 1; # loading can take a long time
1853		2285
1854	my $path = $self->{path};	2286	my $path = $self->{path};
1855		2287
1856	{	2288	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2290
		2291	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
1861
1862	$self->in_memory (cf::MAP_LOADING);
1863		2293
1864	$self->alloc;	2294	$self->alloc;
1865		2295
1866	$self->pre_load;	2296	$self->pre_load;
1867	cf::cede_to_tick;	2297	cf::cede_to_tick;
1868		2298
1869	$self->_load_objects ($self->{load_path}, 1)	2299	if (exists $self->{load_path}) {
		2300	my $f = new_from_file cf::object::thawer $self->{load_path};
		2301	$f->skip_block;
		2302	$self->_load_objects ($f)
1870	or return;	2303	or return;
1871		2304
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2305	$self->post_load_original
1873	if delete $self->{load_original};	2306	if delete $self->{load_original};
1874		2307
1875	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2309	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2310	unless (aio_stat $uniq) {
		2311	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2312	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2313	$self->_load_objects ($f);
		2314	$f->resolve_delayed_derefs;
		2315	}
		2316	}
1880	}	2317	}
		2318
		2319	$f->resolve_delayed_derefs;
		2320	} else {
		2321	$self->post_load_original
		2322	if delete $self->{load_original};
1881	}	2323	}
		2324
		2325	$self->state (cf::MAP_INACTIVE);
1882		2326
1883	cf::cede_to_tick;	2327	cf::cede_to_tick;
1884	# now do the right thing for maps	2328	# now do the right thing for maps
1885	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2335	$self->decay_objects;
1892	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
1893	$self->update_buttons;	2337	$self->update_buttons;
1894	cf::cede_to_tick;	2338	cf::cede_to_tick;
1895	$self->set_darkness_map;	2339	#$self->activate; # no longer activate maps automatically
1896	cf::cede_to_tick;
1897	$self->activate;
1898	}	2340	}
1899		2341
1900	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
1902
1903	$self->in_memory (cf::MAP_IN_MEMORY);
1904	}	2344	}
1905		2345
1906	$self->post_load;	2346	$self->post_load;
1907	}
1908		2347
		2348	1
		2349	}
		2350
		2351	# customize the map for a given player, i.e.
		2352	# return the _real_ map. used by e.g. per-player
		2353	# maps to change the path to ~playername/mappath
1909	sub customise_for {	2354	sub customise_for {
1910	my ($self, $ob) = @_;	2355	my ($self, $ob) = @_;
1911		2356
1912	return find "~" . $ob->name . "/" . $self->{path}	2357	return find "~" . $ob->name . "/" . $self->{path}
1913	if $self->per_player;	2358	if $self->per_player;
…		…
1916	# if $self->per_party;	2361	# if $self->per_party;
1917		2362
1918	$self	2363	$self
1919	}	2364	}
1920		2365
1921	# find and load all maps in the 3x3 area around a map
1922	sub load_neighbours {
1923	my ($map) = @_;
1924
1925	my @neigh; # diagonal neighbours
1926
1927	for (0 .. 3) {
1928	my $neigh = $map->tile_path ($_)
1929	or next;
1930	$neigh = find $neigh, $map
1931	or next;
1932	$neigh->load;
1933
1934	push @neigh,
1935	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1936	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1937	}
1938
1939	for (grep defined $_->[0], @neigh) {
1940	my ($path, $origin) = @$_;
1941	my $neigh = find $path, $origin
1942	or next;
1943	$neigh->load;
1944	}
1945	}
1946
1947	sub find_sync {	2366	sub find_sync {
1948	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
1949		2368
1950	cf::sync_job { find $path, $origin }	2369	# it's a bug to call this from the main context
		2370	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2371	if $Coro::current == $Coro::main;
		2372
		2373	find $path, $origin
1951	}	2374	}
1952		2375
1953	sub do_load_sync {	2376	sub do_load_sync {
1954	my ($map) = @_;	2377	my ($map) = @_;
1955		2378
		2379	# it's a bug to call this from the main context
1956	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1957	if $Coro::current == $Coro::main;	2381	if $Coro::current == $Coro::main;
1958		2382
1959	cf::sync_job { $map->load };	2383	$map->load;
1960	}	2384	}
1961		2385
1962	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
1963	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
1964		2388
1965	sub find_async {	2389	sub find_async {
1966	my ($path, $origin, $load) = @_;	2390	my ($path, $origin, $load) = @_;
1967		2391
1968	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
1969		2393
1970	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2395	return $map if !$load || $map->linkable;
1972	}	2396	}
1973		2397
1974	$MAP_PREFETCH{$path} |= $load;	2398	$MAP_PREFETCH{$path} |= $load;
1975		2399
1976	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
		2401	$Coro::current->{desc} = "map prefetcher";
		2402
1977	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2405	if (my $map = find $k) {
1980	$map->load if $v;	2406	$map->load if $MAP_PREFETCH{$k};
1981	}	2407	}
1982		2408
1983	delete $MAP_PREFETCH{$k};	2409	delete $MAP_PREFETCH{$k};
1984	}	2410	}
1985	}	2411	}
…		…
1988	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
1989		2415
1990	()	2416	()
1991	}	2417	}
1992		2418
		2419	# common code, used by both ->save and ->swapout
1993	sub save {	2420	sub _save {
1994	my ($self) = @_;	2421	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:$self->{path}";
1997		2422
1998	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
1999		2424
2000	return unless $self->dirty;	2425	return unless $self->dirty;
2001		2426
…		…
2007	return if $self->{deny_save};	2432	return if $self->{deny_save};
2008		2433
2009	local $self->{last_access} = $self->last_access;#d#	2434	local $self->{last_access} = $self->last_access;#d#
2010		2435
2011	cf::async {	2436	cf::async {
		2437	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2438	$_->contr->save for $self->players;
2013	};	2439	};
		2440
		2441	cf::get_slot 0.02;
2014		2442
2015	if ($uniq) {	2443	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2444	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2445	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2446	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2447	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2448	}
2021	}	2449	}
2022		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2023	sub swap_out {	2459	sub swap_out {
2024	my ($self) = @_;	2460	my ($self) = @_;
2025		2461
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2031	return if $self->players;	2466	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2467
		2468	# first deactivate the map and "unlink" it from the core
		2469	$self->deactivate;
		2470	$_->clear_links_to ($self) for values %cf::MAP;
		2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# then atomically save
		2474	$self->_save;
		2475
		2476	# then free the map
2035	$self->clear;	2477	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2478	}
2038		2479
2039	sub reset_at {	2480	sub reset_at {
2040	my ($self) = @_;	2481	my ($self) = @_;
2041		2482
…		…
2059		2500
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2502
2062	return if $self->players;	2503	return if $self->players;
2063		2504
2064	warn "resetting map ", $self->path;	2505	cf::trace "resetting map ", $self->path, "\n";
2065		2506
2066	$self->in_memory (cf::MAP_SWAPPED);	2507	$self->state (cf::MAP_SWAPPED);
2067		2508
2068	# need to save uniques path	2509	# need to save uniques path
2069	unless ($self->{deny_save}) {	2510	unless ($self->{deny_save}) {
2070	my $uniq = $self->uniq_path; utf8::encode $uniq;	2511	my $uniq = $self->uniq_path; utf8::encode $uniq;
2071		2512
…		…
2073	if $uniq;	2514	if $uniq;
2074	}	2515	}
2075		2516
2076	delete $cf::MAP{$self->path};	2517	delete $cf::MAP{$self->path};
2077		2518
		2519	$self->deactivate;
		2520	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2521	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2522
2082	$self->unlink_save;	2523	$self->unlink_save;
2083	$self->destroy;	2524	$self->destroy;
2084	}	2525	}
2085		2526
2086	my $nuke_counter = "aaaa";	2527	my $nuke_counter = "aaaa";
2087		2528
2088	sub nuke {	2529	sub nuke {
2089	my ($self) = @_;	2530	my ($self) = @_;
2090		2531
		2532	{
		2533	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2534
2091	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2092		2536
2093	$self->unlink_save;	2537	$self->unlink_save;
2094		2538
2095	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2544
2101	$cf::MAP{$self->path} = $self;	2545	$cf::MAP{$self->path} = $self;
		2546	}
2102		2547
2103	$self->reset; # polite request, might not happen	2548	$self->reset; # polite request, might not happen
2104	}	2549	}
2105		2550
2106	=item $maps = cf::map::tmp_maps	2551	=item $maps = cf::map::tmp_maps
…		…
2148		2593
2149	sub unique_maps() {	2594	sub unique_maps() {
2150	[	2595	[
2151	map {	2596	map {
2152	utf8::decode $_;	2597	utf8::decode $_;
2153	/\.map$/	2598	s/\.map$//; # TODO future compatibility hack
		2599	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2600	? ()
2154	? normalise $_	2601	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2602	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2603	]
2158	}	2604	}
2159		2605
2160	package cf;	2606	=item cf::map::static_maps
		2607
		2608	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2609	file in the shared directory excluding F</styles> and F</editor>). May
		2610	block.
		2611
		2612	=cut
		2613
		2614	sub static_maps() {
		2615	my @dirs = "";
		2616	my @maps;
		2617
		2618	while (@dirs) {
		2619	my $dir = shift @dirs;
		2620
		2621	next if $dir eq "/styles" || $dir eq "/editor";
		2622
		2623	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2624	or return;
		2625
		2626	for (@$files) {
		2627	s/\.map$// or next;
		2628	utf8::decode $_;
		2629	push @maps, "$dir/$_";
		2630	}
		2631
		2632	push @dirs, map "$dir/$_", @$dirs;
		2633	}
		2634
		2635	\@maps
		2636	}
2161		2637
2162	=back	2638	=back
2163		2639
2164	=head3 cf::object	2640	=head3 cf::object
2165		2641
…		…
2169		2645
2170	=over 4	2646	=over 4
2171		2647
2172	=item $ob->inv_recursive	2648	=item $ob->inv_recursive
2173		2649
2174	Returns the inventory of the object _and_ their inventories, recursively.	2650	Returns the inventory of the object I<and> their inventories, recursively,
		2651	but I<not> the object itself.
2175		2652
2176	=cut	2653	=cut
2177		2654
2178	sub inv_recursive_;	2655	sub inv_recursive_;
2179	sub inv_recursive_ {	2656	sub inv_recursive_ {
…		…
2182		2659
2183	sub inv_recursive {	2660	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2661	inv_recursive_ inv $_[0]
2185	}	2662	}
2186		2663
		2664	=item $ref = $ob->ref
		2665
		2666	Creates and returns a persistent reference to an object that can be stored as a string.
		2667
		2668	=item $ob = cf::object::deref ($refstring)
		2669
		2670	returns the objetc referenced by refstring. may return undef when it cannot find the object,
		2671	even if the object actually exists. May block.
		2672
		2673	=cut
		2674
		2675	sub deref {
		2676	my ($ref) = @_;
		2677
		2678	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2679	my ($uuid, $name) = ($1, $2);
		2680	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2681	or return;
		2682	$pl->ob->uuid eq $uuid
		2683	or return;
		2684
		2685	$pl->ob
		2686	} else {
		2687	warn "$ref: cannot resolve object reference\n";
		2688	undef
		2689	}
		2690	}
		2691
2187	package cf;	2692	package cf;
2188		2693
2189	=back	2694	=back
2190		2695
2191	=head3 cf::object::player	2696	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2702	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2703	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2704	dialogue with the given NPC character.
2200		2705
2201	=cut	2706	=cut
		2707
		2708	our $SAY_CHANNEL = {
		2709	id => "say",
		2710	title => "Map",
		2711	reply => "say ",
		2712	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2713	};
		2714
		2715	our $CHAT_CHANNEL = {
		2716	id => "chat",
		2717	title => "Chat",
		2718	reply => "chat ",
		2719	tooltip => "Player chat and shouts, global to the server.",
		2720	};
2202		2721
2203	# rough implementation of a future "reply" method that works	2722	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2723	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2724	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2725	sub cf::object::player::reply($$$;$) {
…		…
2218	my $dialog = $pl->{npc_dialog};	2737	my $dialog = $pl->{npc_dialog};
2219	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2738	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220		2739
2221	} else {	2740	} else {
2222	$msg = $npc->name . " says: $msg" if $npc;	2741	$msg = $npc->name . " says: $msg" if $npc;
2223	$self->message ($msg, $flags);	2742	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2224	}	2743	}
2225	}	2744	}
2226	}	2745	}
2227		2746
2228	=item $object->send_msg ($channel, $msg, $color, [extra...])	2747	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2238	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2239		2758
2240	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2241	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2242		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2243	=cut	2787	=cut
2244		2788
2245	sub cf::object::player::may {	2789	sub cf::object::player::may {
2246	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2247		2791
2248	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2249	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2250	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2251	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2252	}	2796	}
2253		2797
2254	=item $player_object->enter_link	2798	=item $player_object->enter_link
2255		2799
2256	Freezes the player and moves him/her to a special map (C<{link}>).	2800	Freezes the player and moves him/her to a special map (C<{link}>).
2257		2801
2258	The player should be reasonably safe there for short amounts of time. You	2802	The player should be reasonably safe there for short amounts of time (e.g.
2259	I<MUST> call C<leave_link> as soon as possible, though.	2803	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2804	though, as the player cannot control the character while it is on the link
		2805	map.
2260		2806
2261	Will never block.	2807	This method will never block, which is the whole reaosn for it's
		2808	existance: you can I<always> put a player onto the link map, which is the
		2809	only place to put objects that is guaranteed to exist.
		2810
		2811	A typical usage pattern is to call C<enter_link> synchronously from the
		2812	server, then start a new thread, do your blocking stuff there and then
		2813	call C<leave_link> from that thread.
2262		2814
2263	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2264		2816
2265	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2266	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2284	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2285	my ($self) = @_;	2837	my ($self) = @_;
2286		2838
2287	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2288		2840
		2841	++$self->{_link_recursion};
		2842
2289	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2290		2844
2291	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2292	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2293		2847
2294	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2295	}	2849	}
2296		2850
2297	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2298	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2299		2853
…		…
2316	($x, $y) = (-1, -1)	2870	($x, $y) = (-1, -1)
2317	unless (defined $x) && (defined $y);	2871	unless (defined $x) && (defined $y);
2318		2872
2319	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2320	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2321	if $x <=0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2322		2876
2323	$map->load;	2877	$map->load;
2324	$map->load_neighbours;
2325		2878
2326	return unless $self->contr->active;	2879	return unless $self->contr->active;
2327	$self->activate_recursive;
2328		2880
2329	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2330	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2331	}	2883	# entering was successful
		2884	delete $self->{_link_recursion};
		2885	# only activate afterwards, to support waiting in hooks
		2886	$self->activate_recursive;
		2887	}
2332		2888
		2889	}
		2890
2333	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2891	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2334		2892
2335	Moves the player to the given map-path and coordinates by first freezing	2893	Moves the player to the given map-path and coordinates by first freezing
2336	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2337	that has to return the map if sucecssful, and then unfreezes the player on	2895	that has to return the map if sucecssful, and then unfreezes the player on
2338	the new (success) or old (failed) map position. In either case, $done will	2896	the new (success) or old (failed) map position. In either case, $done will
2339	be called at the end of this process.	2897	be called at the end of this process.
2340		2898
		2899	Note that $check will be called with a potentially non-loaded map, so if
		2900	it needs a loaded map it has to call C<< ->load >>.
		2901
2341	=cut	2902	=cut
2342		2903
2343	our $GOTOGEN;	2904	our $GOTOGEN;
2344		2905
2345	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2346	my ($self, $path, $x, $y, $check, $done) = @_;	2907	my ($self, $path, $x, $y, $check, $done) = @_;
2347		2908
		2909	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2910	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2911	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2912	($path, $x, $y) = @$EMERGENCY_POSITION;
		2913	}
		2914
2348	# do generation counting so two concurrent goto's will be executed in-order	2915	# do generation counting so two concurrent goto's will be executed in-order
2349	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2350		2917
2351	$self->enter_link;	2918	$self->enter_link;
2352		2919
2353	(async {	2920	(async {
		2921	$Coro::current->{desc} = "player::goto $path $x $y";
		2922
		2923	# *tag paths override both path and x|y
		2924	if ($path =~ /^\*(.*)$/) {
		2925	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2926	my $ob = $obs[rand @obs];
		2927
		2928	# see if we actually can go there
		2929	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2930	$ob = $obs[rand @obs];
		2931	} else {
		2932	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2933	}
		2934	# else put us there anyways for now #d#
		2935
		2936	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2937	} else {
		2938	($path, $x, $y) = (undef, undef, undef);
		2939	}
		2940	}
		2941
2354	my $map = eval {	2942	my $map = eval {
2355	my $map = cf::map::find $path;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2356		2944
2357	if ($map) {	2945	if ($map) {
2358	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2359	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2360	} else {	2948	} else {
2361	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2362	}	2950	}
2363		2951
2364	$map	2952	$map
2365	};	2953	};
2366		2954
…		…
2372	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2373	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2374	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2375	}	2963	}
2376		2964
2377	$done->() if $done;	2965	$done->($self) if $done;
2378	})->prio (1);	2966	})->prio (1);
2379	}	2967	}
2380		2968
2381	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2382		2970
…		…
2402	}	2990	}
2403		2991
2404	sub prepare_random_map {	2992	sub prepare_random_map {
2405	my ($exit) = @_;	2993	my ($exit) = @_;
2406		2994
2407	my $guard = cf::lock_acquire "exit_prepare:$exit";
2408
2409	# all this does is basically replace the /! path by	2995	# all this does is basically replace the /! path by
2410	# a new random map path (?random/...) with a seed	2996	# a new random map path (?random/...) with a seed
2411	# that depends on the exit object	2997	# that depends on the exit object
2412		2998
2413	my $rmp = parse_random_map_params $exit->msg;	2999	my $rmp = parse_random_map_params $exit->msg;
…		…
2415	if ($exit->map) {	3001	if ($exit->map) {
2416	$rmp->{region} = $exit->region->name;	3002	$rmp->{region} = $exit->region->name;
2417	$rmp->{origin_map} = $exit->map->path;	3003	$rmp->{origin_map} = $exit->map->path;
2418	$rmp->{origin_x} = $exit->x;	3004	$rmp->{origin_x} = $exit->x;
2419	$rmp->{origin_y} = $exit->y;	3005	$rmp->{origin_y} = $exit->y;
		3006
		3007	$exit->map->touch;
2420	}	3008	}
2421		3009
2422	$rmp->{random_seed} ||= $exit->random_seed;	3010	$rmp->{random_seed} ||= $exit->random_seed;
2423		3011
2424	my $data = cf::to_json $rmp;	3012	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2425	my $md5 = Digest::MD5::md5_hex $data;	3013	my $md5 = Digest::MD5::md5_hex $data;
2426	my $meta = "$RANDOMDIR/$md5.meta";	3014	my $meta = "$RANDOMDIR/$md5.meta";
2427		3015
2428	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3016	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2429	aio_write $fh, 0, (length $data), $data, 0;	3017	aio_write $fh, 0, (length $data), $data, 0;
2430	undef $fh;	3018	undef $fh;
2431	aio_rename "$meta~", $meta;	3019	aio_rename "$meta~", $meta;
2432		3020
		3021	my $slaying = "?random/$md5";
		3022
		3023	if ($exit->valid) {
2433	$exit->slaying ("?random/$md5");	3024	$exit->slaying ("?random/$md5");
2434	$exit->msg (undef);	3025	$exit->msg (undef);
		3026	}
2435	}	3027	}
2436	}	3028	}
2437		3029
2438	sub cf::object::player::enter_exit {	3030	sub cf::object::player::enter_exit {
2439	my ($self, $exit) = @_;	3031	my ($self, $exit) = @_;
2440		3032
2441	return unless $self->type == cf::PLAYER;	3033	return unless $self->type == cf::PLAYER;
2442		3034
2443	if ($exit->slaying eq "/!") {
2444	#TODO: this should de-fi-ni-te-ly not be a sync-job
2445	# the problem is that $exit might not survive long enough
2446	# so it needs to be done right now, right here
2447	cf::sync_job { prepare_random_map $exit };
2448	}
2449
2450	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2451	my $hp = $exit->stats->hp;
2452	my $sp = $exit->stats->sp;
2453
2454	$self->enter_link;	3035	$self->enter_link;
2455		3036
2456	# if exit is damned, update players death & WoR home-position
2457	$self->contr->savebed ($slaying, $hp, $sp)
2458	if $exit->flag (FLAG_DAMNED);
2459
2460	(async {	3037	(async {
2461	$self->deactivate_recursive; # just to be sure	3038	$Coro::current->{desc} = "enter_exit";
		3039
2462	unless (eval {	3040	unless (eval {
		3041	$self->deactivate_recursive; # just to be sure
		3042
		3043	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3044	my $x = $exit->stats->hp;
		3045	my $y = $exit->stats->sp;
		3046
		3047	# special map handling
		3048	my $slaying = $exit->slaying;
		3049
		3050	# special map handling
		3051	if ($slaying eq "/!") {
		3052	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3053
		3054	prepare_random_map $exit
		3055	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3056
		3057	$map = $exit->slaying;
		3058
		3059	} elsif ($slaying eq '!up') {
		3060	$map = $exit->map->tile_path (cf::TILE_UP);
		3061	$x = $exit->x;
		3062	$y = $exit->y;
		3063
		3064	} elsif ($slaying eq '!down') {
		3065	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3066	$x = $exit->x;
		3067	$y = $exit->y;
		3068	}
		3069
2463	$self->goto ($slaying, $hp, $sp);	3070	$self->goto ($map, $x, $y);
2464		3071
		3072	# if exit is damned, update players death & WoR home-position
		3073	$self->contr->savebed ($map, $x, $y)
		3074	if $exit->flag (cf::FLAG_DAMNED);
		3075
2465	1;	3076	1
2466	}) {	3077	}) {
2467	$self->message ("Something went wrong deep within the crossfire server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2468	. "I'll try to bring you back to the map you were before. "	3079	. "I'll try to bring you back to the map you were before. "
2469	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2470	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2471		3082
2472	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2473	$self->leave_link;	3084	$self->leave_link;
2474	}	3085	}
2475	})->prio (1);	3086	})->prio (1);
2476	}	3087	}
2477		3088
2478	=head3 cf::client	3089	=head3 cf::client
2479		3090
2480	=over 4	3091	=over 4
2481		3092
2482	=item $client->send_drawinfo ($text, $flags)	3093	=item $client->send_big_packet ($pkt)
2483		3094
2484	Sends a drawinfo packet to the client. Circumvents output buffering so	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2485	should not be used under normal circumstances.	3096	them as required.
2486		3097
2487	=cut	3098	=cut
2488		3099
		3100	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3101
2489	sub cf::client::send_drawinfo {	3102	sub cf::client::send_big_packet {
2490	my ($self, $text, $flags) = @_;	3103	my ($self, $pkt) = @_;
2491		3104
2492	utf8::encode $text;	3105	# try lzf for large packets
2493	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3106	$pkt = "lzf " . Compress::LZF::compress $pkt
		3107	if 1024 <= length $pkt and $self->{can_lzf};
		3108
		3109	# split very large packets
		3110	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3111	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3112	$pkt = "frag";
		3113	}
		3114
		3115	$self->send_packet ($pkt);
2494	}	3116	}
2495		3117
2496	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2497		3119
2498	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2499	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2500	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2501	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2502		3124
2503	=cut	3125	=cut
		3126
		3127	# non-persistent channels (usually the info channel)
		3128	our %CHANNEL = (
		3129	"c/motd" => {
		3130	id => "infobox",
		3131	title => "MOTD",
		3132	reply => undef,
		3133	tooltip => "The message of the day",
		3134	},
		3135	"c/identify" => {
		3136	id => "infobox",
		3137	title => "Identify",
		3138	reply => undef,
		3139	tooltip => "Items recently identified",
		3140	},
		3141	"c/examine" => {
		3142	id => "infobox",
		3143	title => "Examine",
		3144	reply => undef,
		3145	tooltip => "Signs and other items you examined",
		3146	},
		3147	"c/shopinfo" => {
		3148	id => "infobox",
		3149	title => "Shop Info",
		3150	reply => undef,
		3151	tooltip => "What your bargaining skill tells you about the shop",
		3152	},
		3153	"c/book" => {
		3154	id => "infobox",
		3155	title => "Book",
		3156	reply => undef,
		3157	tooltip => "The contents of a note or book",
		3158	},
		3159	"c/lookat" => {
		3160	id => "infobox",
		3161	title => "Look",
		3162	reply => undef,
		3163	tooltip => "What you saw there",
		3164	},
		3165	"c/who" => {
		3166	id => "infobox",
		3167	title => "Players",
		3168	reply => undef,
		3169	tooltip => "Shows players who are currently online",
		3170	},
		3171	"c/body" => {
		3172	id => "infobox",
		3173	title => "Body Parts",
		3174	reply => undef,
		3175	tooltip => "Shows which body parts you posess and are available",
		3176	},
		3177	"c/statistics" => {
		3178	id => "infobox",
		3179	title => "Statistics",
		3180	reply => undef,
		3181	tooltip => "Shows your primary statistics",
		3182	},
		3183	"c/skills" => {
		3184	id => "infobox",
		3185	title => "Skills",
		3186	reply => undef,
		3187	tooltip => "Shows your experience per skill and item power",
		3188	},
		3189	"c/shopitems" => {
		3190	id => "infobox",
		3191	title => "Shop Items",
		3192	reply => undef,
		3193	tooltip => "Shows the items currently for sale in this shop",
		3194	},
		3195	"c/resistances" => {
		3196	id => "infobox",
		3197	title => "Resistances",
		3198	reply => undef,
		3199	tooltip => "Shows your resistances",
		3200	},
		3201	"c/pets" => {
		3202	id => "infobox",
		3203	title => "Pets",
		3204	reply => undef,
		3205	tooltip => "Shows information abotu your pets/a specific pet",
		3206	},
		3207	"c/perceiveself" => {
		3208	id => "infobox",
		3209	title => "Perceive Self",
		3210	reply => undef,
		3211	tooltip => "You gained detailed knowledge about yourself",
		3212	},
		3213	"c/uptime" => {
		3214	id => "infobox",
		3215	title => "Uptime",
		3216	reply => undef,
		3217	tooltip => "How long the server has been running since last restart",
		3218	},
		3219	"c/mapinfo" => {
		3220	id => "infobox",
		3221	title => "Map Info",
		3222	reply => undef,
		3223	tooltip => "Information related to the maps",
		3224	},
		3225	"c/party" => {
		3226	id => "party",
		3227	title => "Party",
		3228	reply => "gsay ",
		3229	tooltip => "Messages and chat related to your party",
		3230	},
		3231	"c/death" => {
		3232	id => "death",
		3233	title => "Death",
		3234	reply => undef,
		3235	tooltip => "Reason for and more info about your most recent death",
		3236	},
		3237	"c/fatal" => {
		3238	id => "fatal",
		3239	title => "Fatal Error",
		3240	reply => undef,
		3241	tooltip => "Reason for the server disconnect",
		3242	},
		3243	"c/say" => $SAY_CHANNEL,
		3244	"c/chat" => $CHAT_CHANNEL,
		3245	);
2504		3246
2505	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
2506	my ($self, $channel, $msg, $color, @extra) = @_;	3248	my ($self, $channel, $msg, $color, @extra) = @_;
2507		3249
2508	$msg = $self->pl->expand_cfpod ($msg);	3250	$msg = $self->pl->expand_cfpod ($msg)
		3251	unless $color & cf::NDI_VERBATIM;
2509		3252
2510	$color &= cf::NDI_CLIENT_MASK; # just in case...	3253	$color &= cf::NDI_CLIENT_MASK; # just in case...
2511		3254
		3255	# check predefined channels, for the benefit of C
		3256	if ($CHANNEL{$channel}) {
		3257	$channel = $CHANNEL{$channel};
		3258
		3259	$self->ext_msg (channel_info => $channel);
		3260	$channel = $channel->{id};
		3261
2512	if (ref $channel) {	3262	} elsif (ref $channel) {
2513	# send meta info to client, if not yet sent	3263	# send meta info to client, if not yet sent
2514	unless (exists $self->{channel}{$channel->{id}}) {	3264	unless (exists $self->{channel}{$channel->{id}}) {
2515	$self->{channel}{$channel->{id}} = $channel;	3265	$self->{channel}{$channel->{id}} = $channel;
2516	$self->ext_msg (channel_info => $channel);	3266	$self->ext_msg (channel_info => $channel);
2517	}	3267	}
…		…
2519	$channel = $channel->{id};	3269	$channel = $channel->{id};
2520	}	3270	}
2521		3271
2522	return unless @extra || length $msg;	3272	return unless @extra || length $msg;
2523		3273
2524	if ($self->can_msg) {
2525	# default colour, mask it out	3274	# default colour, mask it out
2526	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3275	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2527	if $color & cf::NDI_DEF;	3276	if $color & cf::NDI_DEF;
2528		3277
2529	$self->send_packet ("msg " . $self->{json_coder}->encode (	3278	my $pkt = "msg "
		3279	. $self->{json_coder}->encode (
2530	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3280	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2531	} else {	3281	);
2532	if ($color >= 0) {
2533	# replace some tags by gcfclient-compatible ones
2534	for ($msg) {
2535	1 while
2536	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2537	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2538	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2539	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2540	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2541	}
2542		3282
2543	$color &= cf::NDI_COLOR_MASK;	3283	$self->send_big_packet ($pkt);
2544
2545	utf8::encode $msg;
2546
2547	if (0 && $msg =~ /\[/) {
2548	# COMMAND/INFO
2549	$self->send_packet ("drawextinfo $color 10 8 $msg")
2550	} else {
2551	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2552	$self->send_packet ("drawinfo $color $msg")
2553	}
2554	}
2555	}
2556	}	3284	}
2557		3285
2558	=item $client->ext_msg ($type, @msg)	3286	=item $client->ext_msg ($type, @msg)
2559		3287
2560	Sends an ext event to the client.	3288	Sends an ext event to the client.
…		…
2562	=cut	3290	=cut
2563		3291
2564	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
2565	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
2566		3294
2567	if ($self->extcmd == 2) {
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2569	} elsif ($self->extcmd == 1) { # TODO: remove
2570	push @msg, msgtype => "event_$type";
2571	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2572	}
2573	}
2574
2575	=item $client->ext_reply ($msgid, @msg)
2576
2577	Sends an ext reply to the client.
2578
2579	=cut
2580
2581	sub cf::client::ext_reply($$@) {
2582	my ($self, $id, @msg) = @_;
2583
2584	if ($self->extcmd == 2) {
2585	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2586	} elsif ($self->extcmd == 1) {
2587	#TODO: version 1, remove
2588	unshift @msg, msgtype => "reply", msgid => $id;
2589	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2590	}
2591	}	3296	}
2592		3297
2593	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
2594		3299
2595	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
2615		3320
2616	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
2617	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
2618		3323
2619	1	3324	1
		3325	}
		3326
		3327	=item $client->update_command_faces
		3328
		3329	=cut
		3330
		3331	our %COMMAND_FACE;
		3332
		3333	sub cf::client::update_command_faces {
		3334	my ($self) = @_;
		3335
		3336	my @faces = grep $_,
		3337	$COMMAND_FACE{preferred},
		3338	$COMMAND_FACE{standard},
		3339	$COMMAND_FACE{skill},
		3340	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3341	$COMMAND_FACE{emote},
		3342	;
		3343
		3344	$self->send_face ($_)
		3345	for @faces;
		3346	$self->flush_fx;
		3347
		3348	$self->ext_msg (command_list => @faces);
		3349	}
		3350
		3351	=item cf::client::set_command_face $type, $commands
		3352
		3353	=cut
		3354
		3355	sub cf::client::set_command_face {
		3356	my ($type, $list) = @_;
		3357
		3358	my $idx = &cf::face::set ( #d# ugly forward reference
		3359	"command_list/$type" => cf::FT_RSRC,
		3360	JSON::XS->new->utf8->encode ([ sort @$list ])
		3361	);
		3362
		3363	$COMMAND_FACE{$type} = $idx;
2620	}	3364	}
2621		3365
2622	cf::client->attach (	3366	cf::client->attach (
2623	on_connect => sub {	3367	on_connect => sub {
2624	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
2650	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
2651		3395
2652	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2653		3397
2654	if (ref $msg) {	3398	if (ref $msg) {
2655	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2656	"ARRAY" eq ref $msg
2657	? @$msg
2658	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2659		3400
2660	my @reply;
2661
2662	if (my $cb = $EXTICMD{$type}) {	3401	if (my $cb = $EXTIACMD{$type}) {
		3402	$cb->(
		3403	$ns,
		3404	sub {
		3405	$ns->ext_msg ("reply-$reply", @_)
		3406	if $reply;
		3407	},
		3408	@payload
		3409	);
		3410	} else {
		3411	my @reply;
		3412
		3413	if (my $cb = $EXTICMD{$type}) {
2663	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
2664	}	3419	}
2665
2666	$ns->ext_reply ($reply, @reply)
2667	if $reply;
2668
2669	} else {	3420	} else {
2670	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3421	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2671	}	3422	}
2672		3423
2673	cf::override;	3424	cf::override;
2674	},	3425	},
2675	);	3426	);
…		…
2695		3446
2696	$coro	3447	$coro
2697	}	3448	}
2698		3449
2699	cf::client->attach (	3450	cf::client->attach (
2700	on_destroy => sub {	3451	on_client_destroy => sub {
2701	my ($ns) = @_;	3452	my ($ns) = @_;
2702		3453
2703	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3454	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2704	},	3455	},
2705	);	3456	);
…		…
2721	our $safe_hole = new Safe::Hole;	3472	our $safe_hole = new Safe::Hole;
2722		3473
2723	$SIG{FPE} = 'IGNORE';	3474	$SIG{FPE} = 'IGNORE';
2724		3475
2725	$safe->permit_only (Opcode::opset qw(	3476	$safe->permit_only (Opcode::opset qw(
2726	:base_core :base_mem :base_orig :base_math	3477	:base_core :base_mem :base_orig :base_math :base_loop
2727	grepstart grepwhile mapstart mapwhile	3478	grepstart grepwhile mapstart mapwhile
2728	sort time	3479	sort time
2729	));	3480	));
2730		3481
2731	# here we export the classes and methods available to script code	3482	# here we export the classes and methods available to script code
…		…
2733	=pod	3484	=pod
2734		3485
2735	The following functions and methods are available within a safe environment:	3486	The following functions and methods are available within a safe environment:
2736		3487
2737	cf::object	3488	cf::object
2738	contr pay_amount pay_player map x y force_find force_add	3489	contr pay_amount pay_player map x y force_find force_add destroy
2739	insert remove name archname title slaying race decrease_ob_nr	3490	insert remove name archname title slaying race decrease split
		3491	value
2740		3492
2741	cf::object::player	3493	cf::object::player
2742	player	3494	player
2743		3495
2744	cf::player	3496	cf::player
…		…
2749		3501
2750	=cut	3502	=cut
2751		3503
2752	for (	3504	for (
2753	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3505	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2754	insert remove inv name archname title slaying race	3506	insert remove inv nrof name archname title slaying race
2755	decrease_ob_nr)],	3507	decrease split destroy change_exp value msg lore send_msg)],
2756	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
2757	["cf::player" => qw(peaceful)],	3509	["cf::player" => qw(peaceful send_msg)],
2758	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
2759	) {	3511	) {
2760	no strict 'refs';
2761	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
2762	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2763	for @funs;	3514	for @funs;
2764	}	3515	}
2765		3516
…		…
2780		3531
2781	my $qcode = $code;	3532	my $qcode = $code;
2782	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3533	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2783	$qcode =~ s/\n/\\n/g;	3534	$qcode =~ s/\n/\\n/g;
2784		3535
		3536	%vars = (_dummy => 0) unless %vars;
		3537
		3538	my @res;
2785	local $_;	3539	local $_;
2786	local @safe::cf::_safe_eval_args = values %vars;
2787		3540
2788	my $eval =	3541	my $eval =
2789	"do {\n"	3542	"do {\n"
2790	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3543	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2791	. "#line 0 \"{$qcode}\"\n"	3544	. "#line 0 \"{$qcode}\"\n"
2792	. $code	3545	. $code
2793	. "\n}"	3546	. "\n}"
2794	;	3547	;
2795		3548
		3549	if ($CFG{safe_eval}) {
2796	sub_generation_inc;	3550	sub_generation_inc;
		3551	local @safe::cf::_safe_eval_args = values %vars;
2797	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3552	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2798	sub_generation_inc;	3553	sub_generation_inc;
		3554	} else {
		3555	local @cf::_safe_eval_args = values %vars;
		3556	@res = wantarray ? eval eval : scalar eval $eval;
		3557	}
2799		3558
2800	if ($@) {	3559	if ($@) {
2801	warn "$@";	3560	warn "$@",
2802	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
2803	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
2804	}	3563	}
2805		3564
2806	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
2807	}	3566	}
2808		3567
…		…
2822	=cut	3581	=cut
2823		3582
2824	sub register_script_function {	3583	sub register_script_function {
2825	my ($fun, $cb) = @_;	3584	my ($fun, $cb) = @_;
2826		3585
2827	no strict 'refs';	3586	$fun = "safe::$fun" if $CFG{safe_eval};
2828	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3587	*$fun = $safe_hole->wrap ($cb);
2829	}	3588	}
2830		3589
2831	=back	3590	=back
2832		3591
2833	=cut	3592	=cut
2834		3593
2835	#############################################################################	3594	#############################################################################
2836	# the server's init and main functions	3595	# the server's init and main functions
2837		3596
		3597	{
		3598	package cf::face;
		3599
		3600	our %HASH; # hash => idx
		3601	our @DATA; # dynamically-created facedata, only faceste 0 used
		3602	our @FOFS; # file offset, if > 0
		3603	our @SIZE; # size of face, in octets
		3604	our @META; # meta hash of face, if any
		3605	our $DATAFH; # facedata filehandle
		3606
		3607	# internal api, not finalised
		3608	sub set {
		3609	my ($name, $type, $data) = @_;
		3610
		3611	my $idx = cf::face::find $name;
		3612
		3613	if ($idx) {
		3614	delete $HASH{cf::face::get_csum $idx};
		3615	} else {
		3616	$idx = cf::face::alloc $name;
		3617	}
		3618
		3619	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3620
		3621	cf::face::set_type $idx, $type;
		3622	cf::face::set_csum $idx, 0, $hash;
		3623
		3624	# we need to destroy the SV itself, not just modify it, as a running ix
		3625	# might hold a reference to it: "delete" achieves that.
		3626	delete $FOFS[0][$idx];
		3627	delete $DATA[0][$idx];
		3628	$DATA[0][$idx] = $data;
		3629	$SIZE[0][$idx] = length $data;
		3630	delete $META[$idx];
		3631	$HASH{$hash} = $idx;#d#
		3632
		3633	$idx
		3634	}
		3635
		3636	sub _get_data($$$) {
		3637	my ($idx, $set, $cb) = @_;
		3638
		3639	if (defined $DATA[$set][$idx]) {
		3640	$cb->($DATA[$set][$idx]);
		3641	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3642	my $size = $SIZE[$set][$idx];
		3643	my $buf;
		3644	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3645	if ($_[0] == $size) {
		3646	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3647	$cb->($buf);
		3648	} else {
		3649	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3650	}
		3651	};
		3652	} else {
		3653	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3654	}
		3655	}
		3656
		3657	# rather ineffient
		3658	sub cf::face::get_data($;$) {
		3659	my ($idx, $set) = @_;
		3660
		3661	_get_data $idx, $set, Coro::rouse_cb;
		3662	Coro::rouse_wait
		3663	}
		3664
		3665	sub cf::face::ix {
		3666	my ($ns, $set, $idx, $pri) = @_;
		3667
		3668	_get_data $idx, $set, sub {
		3669	$ns->ix_send ($idx, $pri, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
2838	sub load_facedata($) {	3674	sub load_facedata($) {
2839	my ($path) = @_;	3675	my ($path) = @_;
2840		3676
2841	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2842		3678
2843	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
2844		3680
2845	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
2846	0 < aio_load $path, $facedata
2847	or die "$path: $!";
2848
2849	$facedata = Coro::Storable::thaw $facedata;
2850		3682
2851	$facedata->{version} == 2	3683	$facedata->{version} == 2
2852	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2853		3685
2854	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2855	$facedata->{resource}{"res/exp_table"} = {	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
2856	type => FT_RSRC,	3688
2857	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3689	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2858	};	3690
2859	cf::cede_to_tick;	3691	# BEGIN ATOMIC
		3692	# from here on, everything must be atomic - no thread switch allowed
		3693	my $t1 = EV::time;
2860		3694
2861	{	3695	{
2862	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
2863		3697
2864	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3701
2866	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3704	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2869	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3705	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2870		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2871	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
2872	}	3709	}
2873		3710
2874	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3712	next unless $info->{smooth};
		3713
2876	my $idx = cf::face::find $face	3714	my $idx = cf::face::find $face
2877	or next;	3715	or next;
		3716
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3720	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
2883	}	3722	}
2884
2885	cf::cede_to_tick;
2886	}	3723	}
2887	}	3724	}
2888		3725
2889	{	3726	{
2890	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
2891		3728
2892	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
2893	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
2894	cf::cede_to_tick;
2895	}	3731	}
2896		3732
2897	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
2898	}	3734	}
2899		3735
2900	{	3736	{
2901	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
2904		3738
2905	my $soundconf = delete $res->{"res/sound.conf"};
2906
2907	while (my ($name, $info) = each %$res) {	3739	while (my ($name, $info) = each %$res) {
		3740	if (defined (my $type = $info->{type})) {
		3741	# TODO: different hash - must free and use new index, or cache ixface data queue
2908	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2909	my $data;
2910		3743
2911	if ($info->{type} & 1) {	3744	cf::face::set_type $idx, $type;
2912	# prepend meta info	3745	cf::face::set_csum $idx, 0, $info->{hash};
2913		3746	$cf::face::SIZE[0][$idx] = $info->{size};
2914	my $meta = $enc->encode ({	3747	$cf::face::FOFS[0][$idx] = $info->{fofs};
2915	name => $name,	3748	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2916	%{ $info->{meta} || {} },	3749	$cf::face::HASH{$info->{hash}} = $idx;
2917	});
2918
2919	$data = pack "(w/a*)*", $meta, $info->{data};
2920	} else {	3750	} else {
2921	$data = $info->{data};	3751	# $RESOURCE{$name} = $info; # unused
2922	}	3752	}
2923
2924	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2925	cf::face::set_type $idx, $info->{type};
2926
2927	cf::cede_to_tick;
2928	}
2929
2930	if ($soundconf) {
2931	$soundconf = $enc->decode (delete $soundconf->{data});
2932
2933	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2934	my $sound = $soundconf->{compat}[$_]
2935	or next;
2936
2937	my $face = cf::face::find "sound/$sound->[1]";
2938	cf::sound::set $sound->[0] => $face;
2939	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2940	}	3753	}
2941
2942	while (my ($k, $v) = each %{$soundconf->{event}}) {
2943	my $face = cf::face::find "sound/$v";
2944	cf::sound::set $k => $face;
2945	}
2946	}
2947	}	3754	}
		3755
		3756	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3757
		3758	# HACK to clear player env face cache, we need some signal framework
		3759	# for this (global event?)
		3760	%ext::player_env::MUSIC_FACE_CACHE = ();
		3761
		3762	# END ATOMIC
		3763
		3764	cf::debug "facedata atomic update time ", EV::time - $t1;
		3765
		3766	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3767
		3768	aio_close $fh if $fh; # close old facedata
2948		3769
2949	1	3770	1
2950	}	3771	}
2951		3772
2952	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
…		…
2955	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
2956	$ns->fx_want ($k, $v);	3777	$ns->fx_want ($k, $v);
2957	}	3778	}
2958	};	3779	};
2959		3780
		3781	sub load_resource_file($) {
		3782	my $guard = lock_acquire "load_resource_file";
		3783
		3784	my $status = load_resource_file_ $_[0];
		3785	get_slot 0.1, 100;
		3786	cf::arch::commit_load;
		3787
		3788	$status
		3789	}
		3790
		3791	sub reload_exp_table {
		3792	_reload_exp_table;
		3793
		3794	cf::face::set
		3795	"res/exp_table" => FT_RSRC,
		3796	JSON::XS->new->utf8->canonical->encode (
		3797	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3798	);
		3799	}
		3800
		3801	sub reload_materials {
		3802	_reload_materials;
		3803	}
		3804
2960	sub reload_regions {	3805	sub reload_regions {
		3806	# HACK to clear player env face cache, we need some signal framework
		3807	# for this (global event?)
		3808	%ext::player_env::MUSIC_FACE_CACHE = ();
		3809
2961	load_resource_file "$MAPDIR/regions"	3810	load_resource_file "$MAPDIR/regions"
2962	or die "unable to load regions file\n";	3811	or die "unable to load regions file\n";
2963		3812
2964	for (cf::region::list) {	3813	for (cf::region::list) {
2965	$_->{match} = qr/$_->{match}/	3814	$_->{match} = qr/$_->{match}/
2966	if exists $_->{match};	3815	if exists $_->{match};
2967	}	3816	}
2968	}	3817	}
2969		3818
2970	sub reload_facedata {	3819	sub reload_facedata {
2971	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
2972	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
2973	}	3822	}
2974		3823
2975	sub reload_archetypes {	3824	sub reload_archetypes {
2976	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
2977	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
2978	#d# NEED to laod twice to resolve forward references	3827
2979	# this really needs to be done in an extra post-pass	3828	cf::face::set
2980	# (which needs to be synchronous, so solve it differently)	3829	"res/skill_info" => FT_RSRC,
2981	load_resource_file "$DATADIR/archetypes"	3830	JSON::XS->new->utf8->canonical->encode (
2982	or die "unable to load archetypes\n";	3831	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3832	);
		3833
		3834	cf::face::set
		3835	"res/spell_paths" => FT_RSRC,
		3836	JSON::XS->new->utf8->canonical->encode (
		3837	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3838	);
		3839
		3840	# command completion
		3841	my @commands;
		3842
		3843	for (0..cf::arch::skillvec_size - 1) {
		3844	my $skill = cf::arch::skillvec $_;
		3845	my $name = $skill->name;
		3846	my $flags = cf::skill_flags $skill->subtype;
		3847
		3848	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3849	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
2983	}	3853	}
2984		3854
2985	sub reload_treasures {	3855	sub reload_treasures {
2986	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
2987	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
2988	}	3858	}
2989		3859
		3860	sub reload_sound {
		3861	trace "loading sound config from $DATADIR/sound\n";
		3862
		3863	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3864
		3865	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3866	my $sound = $soundconf->{compat}[$_]
		3867	or next;
		3868
		3869	my $face = cf::face::find "sound/$sound->[1]";
		3870	cf::sound::set $sound->[0] => $face;
		3871	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3872	}
		3873
		3874	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3875	my $face = cf::face::find "sound/$v";
		3876	cf::sound::set $k => $face;
		3877	}
		3878	}
		3879
2990	sub reload_resources {	3880	sub reload_resources {
2991	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
2992		3882
		3883	reload_materials;
		3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
		3887	reload_archetypes;
2993	reload_regions;	3888	reload_regions;
2994	reload_facedata;
2995	#reload_archetypes;#d#
2996	reload_archetypes;
2997	reload_treasures;	3889	reload_treasures;
2998		3890
2999	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
3000	}
3001
3002	sub init {
3003	reload_resources;
3004	}	3892	}
3005		3893
3006	sub reload_config {	3894	sub reload_config {
3007	open my $fh, "<:utf8", "$CONFDIR/config"	3895	trace "reloading config file...\n";
3008	or return;
3009		3896
3010	local $/;	3897	my $config = load_file "$CONFDIR/config";
3011	*CFG = YAML::Syck::Load <$fh>;	3898	utf8::decode $config;
		3899	*CFG = decode_yaml $config;
3012		3900
3013	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3014		3902
3015	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3903	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3016	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3904	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3017		3905
3018	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3022	};	3910	};
3023	warn $@ if $@;	3911	warn $@ if $@;
3024	}	3912	}
3025	}	3913	}
3026		3914
		3915	sub pidfile() {
		3916	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3917	or die "$PIDFILE: $!";
		3918	flock $fh, &Fcntl::LOCK_EX
		3919	or die "$PIDFILE: flock: $!";
		3920	$fh
		3921	}
		3922
		3923	# make sure only one server instance is running at any one time
		3924	sub atomic {
		3925	my $fh = pidfile;
		3926
		3927	my $pid = <$fh>;
		3928	kill 9, $pid if $pid > 0;
		3929
		3930	seek $fh, 0, 0;
		3931	print $fh $$;
		3932	}
		3933
		3934	sub main_loop {
		3935	trace "EV::run starting\n";
		3936	if (1) {
		3937	EV::run;
		3938	}
		3939	trace "EV::run returned\n";
		3940	goto &main_loop unless $REALLY_UNLOOP;
		3941	}
		3942
3027	sub main {	3943	sub main {
		3944	cf::init_globals; # initialise logging
		3945
		3946	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3947	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3948	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3949	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3950
		3951	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3952
3028	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3029	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3030	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3955	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3031	(async {	3956	(async {
3032	Event::one_event;	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3958	EV::run EV::RUN_ONCE;
3033	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3034	};	3960	};
3035		3961
		3962	evthread_start IO::AIO::poll_fileno;
		3963
		3964	cf::sync_job {
		3965	cf::incloader::init ();
		3966
		3967	db_init;
		3968
		3969	cf::init_anim;
		3970	cf::init_attackmess;
		3971	cf::init_dynamic;
		3972
		3973	cf::load_settings;
		3974
		3975	reload_resources;
3036	reload_config;	3976	reload_config;
3037	db_init;	3977
		3978	cf::init_uuid;
		3979	cf::init_signals;
		3980	cf::init_skills;
		3981
		3982	cf::init_beforeplay;
		3983
		3984	atomic;
		3985
3038	load_extensions;	3986	load_extensions;
3039		3987
3040	$TICK_WATCHER->start;	3988	utime time, time, $RUNTIMEFILE;
3041	Event::loop;	3989
		3990	# no (long-running) fork's whatsoever before this point(!)
		3991	use POSIX ();
		3992	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3993
		3994	cf::_post_init 0;
		3995	};
		3996
		3997	cf::object::thawer::errors_are_fatal 0;
		3998	info "parse errors in files are no longer fatal from this point on.\n";
		3999
		4000	AE::postpone {
		4001	undef &main; # free gobs of memory :)
		4002	};
		4003
		4004	goto &main_loop;
3042	}	4005	}
3043		4006
3044	#############################################################################	4007	#############################################################################
3045	# initialisation and cleanup	4008	# initialisation and cleanup
3046		4009
3047	# install some emergency cleanup handlers	4010	# install some emergency cleanup handlers
3048	BEGIN {	4011	BEGIN {
		4012	our %SIGWATCHER = ();
3049	for my $signal (qw(INT HUP TERM)) {	4013	for my $signal (qw(INT HUP TERM)) {
3050	Event->signal (	4014	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3051	reentrant => 0,
3052	data => WF_AUTOCANCEL,
3053	signal => $signal,
3054	prio => 0,
3055	cb => sub {
3056	cf::cleanup "SIG$signal";	4015	cf::cleanup "SIG$signal";
3057	},
3058	);	4016	};
3059	}	4017	}
3060	}	4018	}
3061		4019
3062	sub write_runtime {	4020	sub write_runtime_sync {
3063	my $runtime = "$LOCALDIR/runtime";	4021	my $t0 = AE::time;
3064		4022
3065	# first touch the runtime file to show we are still running:	4023	# first touch the runtime file to show we are still running:
3066	# the fsync below can take a very very long time.	4024	# the fsync below can take a very very long time.
3067		4025
3068	IO::AIO::aio_utime $runtime, undef, undef;	4026	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3069		4027
3070	my $guard = cf::lock_acquire "write_runtime";	4028	my $guard = cf::lock_acquire "write_runtime";
3071		4029
3072	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4030	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3073	or return;	4031	or return;
3074		4032
3075	my $value = $cf::RUNTIME + 90 + 10;	4033	my $value = $cf::RUNTIME + 90 + 10;
3076	# 10 is the runtime save interval, for a monotonic clock	4034	# 10 is the runtime save interval, for a monotonic clock
3077	# 60 allows for the watchdog to kill the server.	4035	# 60 allows for the watchdog to kill the server.
…		…
3087	aio_utime $fh, undef, undef;	4045	aio_utime $fh, undef, undef;
3088		4046
3089	close $fh	4047	close $fh
3090	or return;	4048	or return;
3091		4049
3092	aio_rename "$runtime~", $runtime	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3093	and return;	4051	and return;
3094		4052
3095	warn "runtime file written.\n";	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3096		4054
3097	1	4055	1
		4056	}
		4057
		4058	our $uuid_lock;
		4059	our $uuid_skip;
		4060
		4061	sub write_uuid_sync($) {
		4062	$uuid_skip ||= $_[0];
		4063
		4064	return if $uuid_lock;
		4065	local $uuid_lock = 1;
		4066
		4067	my $uuid = "$LOCALDIR/uuid";
		4068
		4069	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4070	or return;
		4071
		4072	my $value = uuid_seq uuid_cur;
		4073
		4074	unless ($value) {
		4075	info "cowardly refusing to write zero uuid value!\n";
		4076	return;
		4077	}
		4078
		4079	my $value = uuid_str $value + $uuid_skip;
		4080	$uuid_skip = 0;
		4081
		4082	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4083	and return;
		4084
		4085	# always fsync - this file is important
		4086	aio_fsync $fh
		4087	and return;
		4088
		4089	close $fh
		4090	or return;
		4091
		4092	aio_rename "$uuid~", $uuid
		4093	and return;
		4094
		4095	trace "uuid file written ($value).\n";
		4096
		4097	1
		4098
		4099	}
		4100
		4101	sub write_uuid($$) {
		4102	my ($skip, $sync) = @_;
		4103
		4104	$sync ? write_uuid_sync $skip
		4105	: async { write_uuid_sync $skip };
3098	}	4106	}
3099		4107
3100	sub emergency_save() {	4108	sub emergency_save() {
3101	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3102		4110
3103	warn "enter emergency perl save\n";	4111	info "emergency_perl_save: enter\n";
		4112
		4113	# this is a trade-off: we want to be very quick here, so
		4114	# save all maps without fsync, and later call a global sync
		4115	# (which in turn might be very very slow)
		4116	local $USE_FSYNC = 0;
3104		4117
3105	cf::sync_job {	4118	cf::sync_job {
		4119	cf::write_runtime_sync; # external watchdog should not bark
		4120
3106	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3107	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3108	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3109	warn "begin emergency player save\n";	4124	info "emergency_perl_save: begin player save\n";
3110	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3111	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3112	$pl->valid or next;	4127	$pl->valid or next;
		4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3113	$pl->save;	4129	$pl->save;
3114	}	4130	}
3115	warn "end emergency player save\n";	4131	info "emergency_perl_save: end player save\n";
3116		4132
3117	warn "begin emergency map save\n";	4133	cf::write_runtime_sync; # external watchdog should not bark
		4134
		4135	info "emergency_perl_save: begin map save\n";
3118	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3119	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3120	$map->valid or next;	4138	$map->valid or next;
3121	$map->save;	4139	$map->save;
3122	}	4140	}
3123	warn "end emergency map save\n";	4141	info "emergency_perl_save: end map save\n";
3124		4142
3125	warn "begin emergency database checkpoint\n";	4143	cf::write_runtime_sync; # external watchdog should not bark
		4144
		4145	info "emergency_perl_save: begin database checkpoint\n";
3126	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3127	warn "end emergency database checkpoint\n";	4147	info "emergency_perl_save: end database checkpoint\n";
		4148
		4149	info "emergency_perl_save: begin write uuid\n";
		4150	write_uuid_sync 1;
		4151	info "emergency_perl_save: end write uuid\n";
		4152
		4153	cf::write_runtime_sync; # external watchdog should not bark
		4154
		4155	trace "emergency_perl_save: syncing database to disk";
		4156	BDB::db_env_txn_checkpoint $DB_ENV;
		4157
		4158	info "emergency_perl_save: starting sync\n";
		4159	IO::AIO::aio_sync sub {
		4160	info "emergency_perl_save: finished sync\n";
		4161	};
		4162
		4163	cf::write_runtime_sync; # external watchdog should not bark
		4164
		4165	trace "emergency_perl_save: flushing outstanding aio requests";
		4166	while (IO::AIO::nreqs || BDB::nreqs) {
		4167	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4168	}
		4169
		4170	cf::write_runtime_sync; # external watchdog should not bark
3128	};	4171	};
3129		4172
3130	warn "leave emergency perl save\n";	4173	info "emergency_perl_save: leave\n";
3131	}	4174	}
3132		4175
3133	sub post_cleanup {	4176	sub post_cleanup {
3134	my ($make_core) = @_;	4177	my ($make_core) = @_;
3135		4178
		4179	IO::AIO::flush;
		4180
3136	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3137	if $make_core;	4182	if $make_core;
		4183
		4184	my $fh = pidfile;
		4185	unlink $PIDFILE if <$fh> == $$;
		4186	}
		4187
		4188	# a safer delete_package, copied from Symbol
		4189	sub clear_package($) {
		4190	my $pkg = shift;
		4191
		4192	# expand to full symbol table name if needed
		4193	unless ($pkg =~ /^main::.*::$/) {
		4194	$pkg = "main$pkg" if $pkg =~ /^::/;
		4195	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4196	$pkg .= '::' unless $pkg =~ /::$/;
		4197	}
		4198
		4199	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4200	my $stem_symtab = *{$stem}{HASH};
		4201
		4202	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4203	or return;
		4204
		4205	# clear all symbols
		4206	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4207	for my $name (keys %$leaf_symtab) {
		4208	_gv_clear *{"$pkg$name"};
		4209	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4210	}
3138	}	4211	}
3139		4212
3140	sub do_reload_perl() {	4213	sub do_reload_perl() {
3141	# can/must only be called in main	4214	# can/must only be called in main
3142	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3143	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3144	return;	4217	return;
3145	}	4218	}
3146		4219
3147	warn "reloading...";	4220	return if $RELOAD++;
3148		4221
3149	warn "entering sync_job";	4222	my $t1 = AE::time;
3150		4223
		4224	while ($RELOAD) {
		4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
		4227
		4228	trace "perl_reload: entering sync_job";
		4229
3151	cf::sync_job {	4230	cf::sync_job {
3152	cf::write_runtime; # external watchdog should not bark
3153	cf::emergency_save;	4231	#cf::emergency_save;
3154	cf::write_runtime; # external watchdog should not bark
3155		4232
3156	warn "syncing database to disk";
3157	BDB::db_env_txn_checkpoint $DB_ENV;
3158
3159	# if anything goes wrong in here, we should simply crash as we already saved
3160
3161	warn "cancelling all WF_AUTOCANCEL watchers";
3162	for (Event::all_watchers) {
3163	$_->cancel if $_->data & WF_AUTOCANCEL;
3164	}
3165
3166	warn "flushing outstanding aio requests";
3167	for (;;) {
3168	BDB::flush;
3169	IO::AIO::flush;
3170	Coro::cede;
3171	last unless IO::AIO::nreqs || BDB::nreqs;
3172	warn "iterate...";
3173	}
3174
3175	++$RELOAD;
3176
3177	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3178	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3179	%EXT_CORO = ();	4235	%EXT_CORO = ();
3180		4236
3181	warn "removing commands";	4237	trace "perl_reload: removing commands";
3182	%COMMAND = ();	4238	%COMMAND = ();
3183		4239
3184	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3185	%EXTCMD = ();	4241	%EXTCMD = ();
3186	%EXTICMD = ();	4242	%EXTICMD = ();
3187		4243
3188	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3189	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3190	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3191		4247
3192	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3193	eval {	4249	eval {
3194	$cb->($pkg);	4250	$cb->($pkg);
3195	1	4251	1
3196	} or warn "$pkg unloaded, but with errors: $@";	4252	} or error "$pkg unloaded, but with errors: $@";
		4253	}
		4254
		4255	trace "... clearing $pkg";
		4256	clear_package $pkg;
3197	}	4257	}
3198		4258
3199	warn "... nuking $pkg";
3200	Symbol::delete_package $pkg;
3201	}
3202
3203	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3204	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3205	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3206		4262
3207	warn "... unloading $k";	4263	trace "... unloading $k";
3208	delete $INC{$k};	4264	delete $INC{$k};
3209		4265
3210	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3211	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3212		4268
3213	if (my $cb = $k->can ("unload_module")) {	4269	if (my $cb = $k->can ("unload_module")) {
3214	$cb->();	4270	$cb->();
		4271	}
		4272
		4273	clear_package $k;
3215	}	4274	}
3216		4275
3217	Symbol::delete_package $k;
3218	}
3219
3220	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3221	Symbol::delete_package "safe::$_"	4277	clear_package "safe::$_"
3222	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4278	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3223		4279
3224	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3225	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3226	delete $INC{"cf/pod.pm"};	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3227		4283
3228	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3229	# and global variables created in xs	4285	# and global variables created in xs
3230	#Symbol::delete_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3231		4287
3232	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3233		4289
3234	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3235	require cf;	4291	require cf;
3236	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4292	cf::_connect_to_perl_1;
3237		4293
3238	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3239	cf::reload_config;	4295	cf::reload_config;
3240		4296
3241	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3242	cf::load_extensions;	4298	cf::load_extensions;
3243		4299
		4300	if ($REATTACH_ON_RELOAD) {
3244	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3245	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3246	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3247	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3248	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3249	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
		4307	}
3250		4308
3251	warn "leaving sync_job";	4309	cf::_post_init 1;
3252		4310
		4311	trace "perl_reload: leaving sync_job";
		4312
3253	1	4313	1
3254	} or do {	4314	} or do {
3255	warn $@;	4315	error $@;
3256	warn "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
3257	exit 1;	4317	};
		4318
		4319	--$RELOAD;
3258	};	4320	}
3259		4321
3260	warn "reloaded";	4322	$t1 = AE::time - $t1;
		4323	info "perl_reload: completed in ${t1}s\n";
3261	};	4324	};
3262		4325
3263	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3264		4327
3265	sub reload_perl() {	4328	sub reload_perl() {
3266	# doing reload synchronously and two reloads happen back-to-back,	4329	# doing reload synchronously and two reloads happen back-to-back,
3267	# coro crashes during coro_state_free->destroy here.	4330	# coro crashes during coro_state_free->destroy here.
3268		4331
3269	$RELOAD_WATCHER ||= Event->timer (	4332	$RELOAD_WATCHER ||= cf::async {
3270	reentrant => 0,	4333	Coro::AIO::aio_wait cache_extensions;
3271	after => 0,	4334
3272	data => WF_AUTOCANCEL,	4335	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3273	cb => sub {
3274	do_reload_perl;	4336	do_reload_perl;
3275	undef $RELOAD_WATCHER;	4337	undef $RELOAD_WATCHER;
3276	},	4338	};
3277	);	4339	};
3278	}	4340	}
3279		4341
3280	register_command "reload" => sub {	4342	register_command "reload" => sub {
3281	my ($who, $arg) = @_;	4343	my ($who, $arg) = @_;
3282		4344
3283	if ($who->flag (FLAG_WIZ)) {	4345	if ($who->flag (FLAG_WIZ)) {
3284	$who->message ("reloading server.");	4346	$who->message ("reloading server.");
		4347	async {
		4348	$Coro::current->{desc} = "perl_reload";
3285	async { reload_perl };	4349	reload_perl;
		4350	};
3286	}	4351	}
3287	};	4352	};
3288		4353
3289	unshift @INC, $LIBDIR;	4354	#############################################################################
3290		4355
3291	my $bug_warning = 0;	4356	my $bug_warning = 0;
3292		4357
3293	our @WAIT_FOR_TICK;
3294	our @WAIT_FOR_TICK_BEGIN;
3295
3296	sub wait_for_tick {	4358	sub wait_for_tick() {
3297	return unless $TICK_WATCHER->is_active;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3298	return if $Coro::current == $Coro::main;
3299		4360
3300	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3301	push @WAIT_FOR_TICK, $signal;
3302	$signal->wait;
3303	}	4362	}
3304		4363
3305	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3306	return unless $TICK_WATCHER->is_active;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3307	return if $Coro::current == $Coro::main;
3308		4366
3309	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3310	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3311	$signal->wait;	4369	$signal->wait;
3312	}	4370	}
3313		4371
3314	my $min = 1e6;#d#	4372	sub tick {
3315	my $avg = 10;
3316	$TICK_WATCHER = Event->timer (
3317	reentrant => 0,
3318	parked => 1,
3319	prio => 0,
3320	at => $NEXT_TICK || $TICK,
3321	data => WF_AUTOCANCEL,
3322	cb => sub {
3323	if ($Coro::current != $Coro::main) {	4373	if ($Coro::current != $Coro::main) {
3324	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3325	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3326	return;	4376	return;
3327	}	4377	}
3328		4378
3329	$NOW = $tick_start = Event::time;	4379	cf::one_tick; # one server iteration
3330		4380
3331	cf::server_tick; # one server iteration	4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3332		4382
3333	0 && sync_job {#d#	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	for(1..10) {	4384	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3335	my $t = Event::time;	4385	Coro::async_pool {
3336	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4386	$Coro::current->{desc} = "runtime saver";
3337	or die;	4387	write_runtime_sync
3338		4388	or error "ERROR: unable to write runtime file: $!";
3339	$map->width (50);
3340	$map->height (50);
3341	$map->alloc;
3342	$map->_load_objects ("/tmp/x.map", 1);
3343	my $t = Event::time - $t;
3344
3345	#next unless $t < 0.0013;#d#
3346	if ($t < $min) {
3347	$min = $t;
3348	}
3349	$avg = $avg * 0.99 + $t * 0.01;
3350	}
3351	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3352	exit 0;
3353	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3354	};	4389	};
		4390	}
3355		4391
3356	$RUNTIME += $TICK;
3357	$NEXT_TICK += $TICK;
3358
3359	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3360	$NEXT_RUNTIME_WRITE = $NOW + 10;
3361	Coro::async_pool {
3362	write_runtime
3363	or warn "ERROR: unable to write runtime file: $!";
3364	};
3365	}
3366
3367	# my $AFTER = Event::time;
3368	# warn $AFTER - $NOW;#d#
3369
3370	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3371	$sig->send;	4393	$sig->send;
3372	}	4394	}
3373	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3374	$sig->send;
3375	}
3376		4396
3377	$NOW = Event::time;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3378
3379	# if we are delayed by four ticks or more, skip them all
3380	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3381
3382	$TICK_WATCHER->at ($NEXT_TICK);
3383	$TICK_WATCHER->start;
3384
3385	$LOAD = ($NOW - $tick_start) / $TICK;
3386	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3387		4399
3388	_post_tick;	4400	if (0) {
3389		4401	if ($NEXT_TICK) {
3390		4402	my $jitter = $TICK_START - $NEXT_TICK;
		4403	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4404	debug "jitter $JITTER\n";#d#
		4405	}
3391	},	4406	}
3392	);	4407	}
3393		4408
3394	{	4409	{
3395	BDB::max_poll_time $TICK * 0.1;	4410	# configure BDB
3396	$BDB_POLL_WATCHER = Event->io (	4411	info "initialising database";
3397	reentrant => 0,	4412
3398	fd => BDB::poll_fileno,
3399	poll => 'r',
3400	prio => 0,
3401	data => WF_AUTOCANCEL,
3402	cb => \&BDB::poll_cb,
3403	);
3404	BDB::min_parallel 8;	4413	BDB::min_parallel 16;
3405		4414	BDB::max_poll_reqs $TICK * 0.1;
3406	BDB::set_sync_prepare {	4415	#$AnyEvent::BDB::WATCHER->priority (1);
3407	my $status;
3408	my $current = $Coro::current;
3409	(
3410	sub {
3411	$status = $!;
3412	$current->ready; undef $current;
3413	},
3414	sub {
3415	Coro::schedule while defined $current;
3416	$! = $status;
3417	},
3418	)
3419	};
3420		4416
3421	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3422	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
		4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4420	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4421	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4422	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4423	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3423		4424
3424	cf::sync_job {	4425	cf::sync_job {
3425	eval {	4426	eval {
3426	BDB::db_env_open	4427	BDB::db_env_open
3427	$DB_ENV,	4428	$DB_ENV,
…		…
3429	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4430	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3430	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4431	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3431	0666;	4432	0666;
3432		4433
3433	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4434	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3434
3435	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3436	$DB_ENV->set_lk_detect;
3437	};	4435	};
3438		4436
3439	cf::cleanup "db_env_open(db): $@" if $@;	4437	cf::cleanup "db_env_open(db): $@" if $@;
3440	};	4438	};
3441	}	4439	}
		4440
		4441	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4442	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4443	};
		4444	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4446	};
		4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4449	};
		4450
		4451	info "database initialised";
3442	}	4452	}
3443		4453
3444	{	4454	{
		4455	# configure IO::AIO
		4456
		4457	info "initialising aio";
3445	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
3446
3447	undef $Coro::AIO::WATCHER;
3448	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
3449	$AIO_POLL_WATCHER = Event->io (	4460	undef $AnyEvent::AIO::WATCHER;
3450	reentrant => 0,	4461	info "aio initialised";
3451	data => WF_AUTOCANCEL,
3452	fd => IO::AIO::poll_fileno,
3453	poll => 'r',
3454	prio => 6,
3455	cb => \&IO::AIO::poll_cb,
3456	);
3457	}	4462	}
3458		4463
3459	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
3460		4466
3461	sub _log_backtrace {	4467	sub _log_backtrace {
3462	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
3463		4469
3464	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
3465		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3466	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
3467	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
3468	++$_log_backtrace;	4478	++$_log_backtrace;
		4479	my $perl_bt = Carp::longmess $msg;
3469	async {	4480	async {
		4481	$Coro::current->{desc} = "abt $msg";
		4482
3470	my @bt = fork_call {	4483	my @bt = fork_call {
3471	@addr = map { sprintf "%x", $_ } @addr;	4484	@addr = map { sprintf "%x", $_ } @addr;
3472	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4485	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3473	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4486	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3474	or die "addr2line: $!";	4487	or die "addr2line: $!";
…		…
3482	}	4495	}
3483		4496
3484	@funcs	4497	@funcs
3485	};	4498	};
3486		4499
3487	LOG llevInfo, "[ABT] $msg\n";	4500	LOG llevInfo, "[ABT] $perl_bt\n";
		4501	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3488	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
3489	--$_log_backtrace;	4503	--$_log_backtrace;
3490	};	4504	};
3491	} else {	4505	} else {
3492	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
3493	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3494	}	4508	}
3495	}	4509	}
3496		4510
3497	# load additional modules	4511	# load additional modules
3498	use cf::pod;	4512	require "cf/$_.pm" for @EXTRA_MODULES;
		4513	cf::_connect_to_perl_2;
3499		4514
3500	END { cf::emergency_save }	4515	END { cf::emergency_save }
3501		4516
3502	1	4517	1
3503		4518

Diff Legend

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