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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.305 by root, Thu Jul 12 08:40:14 2007 UTC vs.
Revision 1.624 by root, Sat Nov 17 23:40:02 2018 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2018 Marc Alexander Lehmann / the Deliantra team
		5	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		6	#
		7	# Deliantra is free software: you can redistribute it and/or modify it under
		8	# the terms of the Affero GNU General Public License as published by the
		9	# Free Software Foundation, either version 3 of the License, or (at your
		10	# option) any later version.
		11	#
		12	# This program is distributed in the hope that it will be useful,
		13	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		15	# GNU General Public License for more details.
		16	#
		17	# You should have received a copy of the Affero GNU General Public License
		18	# and the GNU General Public License along with this program. If not, see
		19	# <http://www.gnu.org/licenses/>.
		20	#
		21	# The authors can be reached via e-mail to <support@deliantra.net>
		22	#
		23
1	package cf;	24	package cf;
2		25
3	use utf8;	26	use common::sense;
4	use strict;
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
		36	use Carp ();
14		37
		38	use AnyEvent ();
		39	use AnyEvent::IO ();
		40	use AnyEvent::DNS ();
		41
15	use Coro 3.61 ();	42	use Coro ();
16	use Coro::State;	43	use Coro::State;
17	use Coro::Handle;	44	use Coro::Handle;
		45	use Coro::EV;
18	use Coro::Event;	46	use Coro::AnyEvent;
19	use Coro::Timer;	47	use Coro::Timer;
20	use Coro::Signal;	48	use Coro::Signal;
21	use Coro::Semaphore;	49	use Coro::Semaphore;
		50	use Coro::SemaphoreSet;
		51	use Coro::AnyEvent;
22	use Coro::AIO;	52	use Coro::AIO;
		53	use Coro::BDB 1.6;
23	use Coro::Storable;	54	use Coro::Storable;
		55	use Coro::Util ();
24		56
		57	use Guard ();
25	use JSON::XS 1.4 ();	58	use JSON::XS 2.01 ();
26	use BDB ();	59	use BDB ();
27	use Data::Dumper;	60	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	61	use Fcntl;
30	use YAML::Syck ();	62	use YAML::XS ();
		63	use CBOR::XS ();
31	use IO::AIO 2.32 ();	64	use IO::AIO ();
32	use Time::HiRes;
33	use Compress::LZF;	65	use Compress::LZF;
34	use Digest::MD5 ();	66	use Digest::MD5 ();
		67
		68	AnyEvent::detect;
35		69
36	# configure various modules to our taste	70	# configure various modules to our taste
37	#	71	#
38	$Storable::canonical = 1; # reduce rsync transfers	72	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	73	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		74
		75	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		76
		77	# make sure c-lzf reinitialises itself
		78	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	79	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		80
42	$Event::Eval = 1; # no idea why this is required, but it is	81	# strictly for debugging
43		82	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		83
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	84	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		85
		86	our @ORIG_INC;
50		87
51	our %COMMAND = ();	88	our %COMMAND = ();
52	our %COMMAND_TIME = ();	89	our %COMMAND_TIME = ();
53		90
54	our @EXTS = (); # list of extension package names	91	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	92	our %EXTCMD = ();
		93	our %EXTACMD = ();
56	our %EXTICMD = ();	94	our %EXTICMD = ();
		95	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	96	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
59		98
60	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	100	our @EVENT;
		101	our @REFLECT; # set by XS
		102	our %REFLECT; # set by us
62		103
63	our $CONFDIR = confdir;	104	our $CONFDIR = confdir;
		105
64	our $DATADIR = datadir;	106	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	107	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	108	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	109	our $MAPDIR = "$DATADIR/" . mapdir;
		110
68	our $LOCALDIR = localdir;	111	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	112	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	113	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	114	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	115	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	116	our $BDBDIR = "$LOCALDIR/db";
		117	our $PIDFILE = "$LOCALDIR/pid";
		118	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		119
		120	#our %RESOURCE; # unused
		121
		122	our $OUTPUT_RATE_MIN = 3000;
		123	our $OUTPUT_RATE_MAX = 1000000;
		124
		125	our $MAX_LINKS = 32; # how many chained exits to follow
		126	our $VERBOSE_IO = 1;
74		127
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	128	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	129	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	130	our $NEXT_TICK;
		131	our $USE_FSYNC = 1; # use fsync to write maps - default on
		132
		133	our $BDB_DEADLOCK_WATCHER;
		134	our $BDB_CHECKPOINT_WATCHER;
		135	our $BDB_TRICKLE_WATCHER;
		136	our $DB_ENV;
		137
		138	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		139
		140	our %CFG;
		141	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		142
		143	our $UPTIME; $UPTIME ||= time;
		144	our $RUNTIME = 0;
		145	our $SERVER_TICK = 0;
80	our $NOW;	146	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		147
83	our $BDB_POLL_WATCHER;	148	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	149	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	150	our $LINK_MAP; # the special {link} map, which is always available
94		151
95	# used to convert map paths into valid unix filenames by replacing / by ∕	152	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	153	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		154
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	155	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	156	our $LOADAVG; # same thing, but with alpha-smoothing
		157	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	158	our $TICK_START; # for load detecting purposes
		159
		160	our @POST_INIT;
		161
		162	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		163	our $REALLY_UNLOOP; # never set to true, please :)
		164
		165	our $WAIT_FOR_TICK = new Coro::Signal;
		166	our @WAIT_FOR_TICK_BEGIN;
101		167
102	binmode STDOUT;	168	binmode STDOUT;
103	binmode STDERR;	169	binmode STDERR;
104		170
105	# read virtual server time, if available	171	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	172	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	173	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	174	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	175	$RUNTIME = <$fh> + 0.;
110	}	176	}
		177
		178	eval "sub TICK() { $TICK } 1" or die;
111		179
112	mkdir $_	180	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	181	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		182
115	our $EMERGENCY_POSITION;	183	our $EMERGENCY_POSITION;
116		184
117	sub cf::map::normalise;	185	sub cf::map::normalise;
118		186
		187	sub in_main() {
		188	$Coro::current == $Coro::main
		189	}
		190
119	#############################################################################	191	#############################################################################
120		192
		193	%REFLECT = ();
		194	for (@REFLECT) {
		195	my $reflect = JSON::XS::decode_json $_;
		196	$REFLECT{$reflect->{class}} = $reflect;
		197	}
		198
		199	# this is decidedly evil
		200	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		201
		202	#############################################################################
		203
121	=head2 GLOBAL VARIABLES	204	=head2 GLOBAL VARIABLES
122		205
123	=over 4	206	=over 4
124		207
125	=item $cf::UPTIME	208	=item $cf::UPTIME
126		209
127	The timestamp of the server start (so not actually an uptime).	210	The timestamp of the server start (so not actually an "uptime").
		211
		212	=item $cf::SERVER_TICK
		213
		214	An unsigned integer that starts at zero when the server is started and is
		215	incremented on every tick.
		216
		217	=item $cf::NOW
		218
		219	The (real) time of the last (current) server tick - updated before and
		220	after tick processing, so this is useful only as a rough "what time is it
		221	now" estimate.
		222
		223	=item $cf::TICK
		224
		225	The interval between each server tick, in seconds.
128		226
129	=item $cf::RUNTIME	227	=item $cf::RUNTIME
130		228
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	229	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	230	every server tick.
133		231
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	232	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	233	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	234	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		235
138	Various directories - "/etc", read-only install directory, perl-library	236	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	237	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	238	unique-items directory, player file directory, random maps directory and
141	database environment.	239	database environment.
142		240
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	241	=item $cf::LOADAVG
152		242
153	The current CPU load on the server (alpha-smoothed), as a value between 0	243	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	244	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	245	objects per tick. Healthy values are < 0.5.
…		…
158		248
159	The raw value load value from the last tick.	249	The raw value load value from the last tick.
160		250
161	=item %cf::CFG	251	=item %cf::CFG
162		252
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	253	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	254	from wherever your confdir points to.
165		255
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	256	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		257
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	258	These are functions that inhibit the current coroutine one tick.
169	returns directly I<after> the tick processing (and consequently, can only wake one process	259	cf::wait_for_tick_begin only returns directly I<after> the tick
		260	processing (and consequently, can only wake one thread per tick), while
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	261	cf::wait_for_tick wakes up all waiters after tick processing.
		262
		263	Note that cf::wait_for_tick will immediately return when the server is not
		264	ticking, making it suitable for small pauses in threads that need to run
		265	when the server is paused. If that is not applicable (i.e. you I<really>
		266	want to wait, use C<$cf::WAIT_FOR_TICK>).
		267
		268	=item $cf::WAIT_FOR_TICK
		269
		270	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		271	variable contains a L<Coro::Signal> that is broadcats after every server
		272	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		273	next server tick.
		274
		275	=cut
		276
		277	sub wait_for_tick();
		278	sub wait_for_tick_begin();
		279
		280	=item @cf::INVOKE_RESULTS
		281
		282	This array contains the results of the last C<invoke ()> call. When
		283	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		284	that call.
		285
		286	=item %cf::REFLECT
		287
		288	Contains, for each (C++) class name, a hash reference with information
		289	about object members (methods, scalars, arrays and flags) and other
		290	metadata, which is useful for introspection.
171		291
172	=back	292	=back
173		293
174	=cut	294	=cut
175		295
176	BEGIN {	296	sub error(@) { LOG llevError, join "", @_ }
177	*CORE::GLOBAL::warn = sub {	297	sub warn (@) { LOG llevWarn , join "", @_ }
		298	sub info (@) { LOG llevInfo , join "", @_ }
		299	sub debug(@) { LOG llevDebug, join "", @_ }
		300	sub trace(@) { LOG llevTrace, join "", @_ }
		301
		302	$Coro::State::WARNHOOK = sub {
178	my $msg = join "", @_;	303	my $msg = join "", @_;
179		304
180	$msg .= "\n"	305	$msg .= "\n"
181	unless $msg =~ /\n$/;	306	unless $msg =~ /\n$/;
182		307
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	308	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		309
185	utf8::encode $msg;
186	LOG llevError, $msg;	310	LOG llevWarn, $msg;
187	};	311	};
188	}	312
		313	$Coro::State::DIEHOOK = sub {
		314	return unless $^S eq 0; # "eq", not "=="
		315
		316	error Carp::longmess $_[0];
		317
		318	if (in_main) {#d#
		319	error "DIEHOOK called in main context, Coro bug?\n";#d#
		320	return;#d#
		321	}#d#
		322
		323	# kill coroutine otherwise
		324	Coro::terminate
		325	};
189		326
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	327	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	328	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	329	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	330	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	337	for my $pkg (qw(
201	cf::global cf::attachable	338	cf::global cf::attachable
202	cf::object cf::object::player	339	cf::object cf::object::player
203	cf::client cf::player	340	cf::client cf::player
204	cf::arch cf::living	341	cf::arch cf::living
		342	cf::map cf::mapspace
205	cf::map cf::party cf::region	343	cf::party cf::region
206	)) {	344	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	345	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	346	}
210		347
211	$Event::DIED = sub {	348	$EV::DIED = sub {
212	warn "error in event callback: @_";	349	warn "error in event callback: $@";
213	};	350	};
		351
		352	#############################################################################
		353
		354	sub fork_call(&@);
		355	sub get_slot($;$$);
214		356
215	#############################################################################	357	#############################################################################
216		358
217	=head2 UTILITY FUNCTIONS	359	=head2 UTILITY FUNCTIONS
218		360
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	381	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	382	$d
241	} || "[unable to dump $_[0]: '$@']";	383	} || "[unable to dump $_[0]: '$@']";
242	}	384	}
243		385
		386	=item $scalar = cf::load_file $path
		387
		388	Loads the given file from path and returns its contents. Croaks on error
		389	and can block.
		390
		391	=cut
		392
		393	sub load_file($) {
		394	0 <= aio_load $_[0], my $data
		395	or Carp::croak "$_[0]: $!";
		396
		397	$data
		398	}
		399
		400	=item $success = cf::replace_file $path, $data, $sync
		401
		402	Atomically replaces the file at the given $path with new $data, and
		403	optionally $sync the data to disk before replacing the file.
		404
		405	=cut
		406
		407	sub replace_file($$;$) {
		408	my ($path, $data, $sync) = @_;
		409
		410	my $lock = cf::lock_acquire ("replace_file:$path");
		411
		412	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		413	or return;
		414
		415	$data = $data->() if ref $data;
		416
		417	length $data == aio_write $fh, 0, (length $data), $data, 0
		418	or return;
		419
		420	!$sync
		421	or !aio_fsync $fh
		422	or return;
		423
		424	aio_close $fh
		425	and return;
		426
		427	aio_rename "$path~", $path
		428	and return;
		429
		430	if ($sync) {
		431	$path =~ s%/[^/]*$%%;
		432	aio_pathsync $path;
		433	}
		434
		435	1
		436	}
		437
244	=item $ref = cf::from_json $json	438	=item $ref = cf::decode_json $json
245		439
246	Converts a JSON string into the corresponding perl data structure.	440	Converts a JSON string into the corresponding perl data structure.
247		441
248	=item $json = cf::to_json $ref	442	=item $json = cf::encode_json $ref
249		443
250	Converts a perl data structure into its JSON representation.	444	Converts a perl data structure into its JSON representation.
251		445
252	=cut	446	=cut
253		447
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	448	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		449
256	sub to_json ($) { $json_coder->encode ($_[0]) }	450	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	451	sub decode_json($) { $json_coder->decode ($_[0]) }
		452
		453	=item $ref = cf::decode_storable $scalar
		454
		455	Same as Coro::Storable::thaw, so blocks.
		456
		457	=cut
		458
		459	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		460
		461	=item $ref = cf::decode_yaml $scalar
		462
		463	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		464
		465	=cut
		466
		467	sub decode_yaml($) {
		468	fork_call { YAML::XS::Load $_[0] } @_
		469	}
		470
		471	=item $scalar = cf::decode_cbor $scalar
		472
		473	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		474	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		475	alternative.
		476
		477	=cut
		478
		479	sub decode_cbor($) {
		480	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		481	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		482	CBOR::XS::decode_cbor $_[0]
		483	}
		484
		485	=item $scalar = cf::unlzf $scalar
		486
		487	Same as Compress::LZF::compress, but takes server ticks into account, so
		488	blocks.
		489
		490	=cut
		491
		492	sub unlzf($) {
		493	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		494	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		495	Compress::LZF::decompress $_[0]
		496	}
		497
		498	=item cf::post_init { BLOCK }
		499
		500	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		501	but I<before> the server starts ticking again.
		502
		503	The codeblock will have a single boolean argument to indicate whether this
		504	is a reload or not.
		505
		506	=cut
		507
		508	sub post_init(&) {
		509	push @POST_INIT, shift;
		510	}
		511
		512	sub _post_init {
		513	trace "running post_init jobs";
		514
		515	# run them in parallel...
		516
		517	my @join;
		518
		519	while () {
		520	push @join, map &Coro::async ($_, 0), @POST_INIT;
		521	@POST_INIT = ();
		522
		523	@join or last;
		524
		525	(pop @join)->join;
		526	}
		527	}
258		528
259	=item cf::lock_wait $string	529	=item cf::lock_wait $string
260		530
261	Wait until the given lock is available. See cf::lock_acquire.	531	Wait until the given lock is available. See cf::lock_acquire.
262		532
263	=item my $lock = cf::lock_acquire $string	533	=item my $lock = cf::lock_acquire $string
264		534
265	Wait until the given lock is available and then acquires it and returns	535	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	536	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	537	for example when the coroutine gets canceled), the lock is automatically
268	returned.	538	returned.
269		539
		540	Locks are *not* recursive, locking from the same coro twice results in a
		541	deadlocked coro.
		542
270	Lock names should begin with a unique identifier (for example, cf::map::find	543	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	544	uses map_find and cf::map::load uses map_load).
272		545
273	=item $locked = cf::lock_active $string	546	=item $locked = cf::lock_active $string
274		547
275	Return true if the lock is currently active, i.e. somebody has locked it.	548	Return true if the lock is currently active, i.e. somebody has locked it.
276		549
277	=cut	550	=cut
278		551
279	our %LOCK;	552	our $LOCKS = new Coro::SemaphoreSet;
280		553
281	sub lock_wait($) {	554	sub lock_wait($) {
282	my ($key) = @_;	555	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	556	}
290		557
291	sub lock_acquire($) {	558	sub lock_acquire($) {
292	my ($key) = @_;	559	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	560	}
304		561
305	sub lock_active($) {	562	sub lock_active($) {
306	my ($key) = @_;	563	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	564	}
310		565
311	sub freeze_mainloop {	566	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	567	tick_inhibit_inc;
313		568
314	my $guard = Coro::guard {	569	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	570	}
		571
		572	=item cf::periodic $interval, $cb
		573
		574	Like EV::periodic, but randomly selects a starting point so that the actions
		575	get spread over time.
		576
		577	=cut
		578
		579	sub periodic($$) {
		580	my ($interval, $cb) = @_;
		581
		582	my $start = rand List::Util::min 180, $interval;
		583
		584	EV::periodic $start, $interval, 0, $cb
		585	}
		586
		587	=item cf::get_slot $time[, $priority[, $name]]
		588
		589	Allocate $time seconds of blocking CPU time at priority C<$priority>
		590	(default: 0): This call blocks and returns only when you have at least
		591	C<$time> seconds of cpu time till the next tick. The slot is only valid
		592	till the next cede.
		593
		594	Background jobs should use a priority less than zero, interactive jobs
		595	should use 100 or more.
		596
		597	The optional C<$name> can be used to identify the job to run. It might be
		598	used for statistical purposes and should identify the same time-class.
		599
		600	Useful for short background jobs.
		601
		602	=cut
		603
		604	our @SLOT_QUEUE;
		605	our $SLOT_QUEUE;
		606	our $SLOT_DECAY = 0.9;
		607
		608	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		609	$SLOT_QUEUE = Coro::async {
		610	$Coro::current->desc ("timeslot manager");
		611
		612	my $signal = new Coro::Signal;
		613	my $busy;
		614
		615	while () {
		616	next_job:
		617
		618	Coro::cede;
		619
		620	my $avail = cf::till_tick;
		621
		622	for (0 .. $#SLOT_QUEUE) {
		623	if ($SLOT_QUEUE[$_][0] <= $avail) {
		624	$busy = 0;
		625	my $job = splice @SLOT_QUEUE, $_, 1, ();
		626	$job->[2]->send;
		627	goto next_job;
		628	} else {
		629	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		630	}
		631	}
		632
		633	if (@SLOT_QUEUE) {
		634	wait_for_tick;
		635	} else {
		636	$busy = 0;
		637	Coro::schedule;
		638	}
316	};	639	}
317	$TICK_WATCHER->stop;	640	};
318	$guard	641
		642	sub get_slot($;$$) {
		643	return if tick_inhibit || $Coro::current == $Coro::main;
		644
		645	my ($time, $pri, $name) = @_;
		646
		647	$time = clamp $time, 0.01, $TICK * .6;
		648
		649	my $sig = new Coro::Signal;
		650
		651	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		652	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		653	$SLOT_QUEUE->ready;
		654	$sig->wait;
319	}	655	}
320		656
321	=item cf::async { BLOCK }	657	=item cf::async { BLOCK }
322		658
323	Currently the same as Coro::async_pool, meaning you cannot use	659	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		664
329	BEGIN { *async = \&Coro::async_pool }	665	BEGIN { *async = \&Coro::async_pool }
330		666
331	=item cf::sync_job { BLOCK }	667	=item cf::sync_job { BLOCK }
332		668
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	669	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	670	is always able to handle events or is runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	671	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	672	acceptable.
337		673
338	If it must be done, put the blocking parts into C<sync_job>. This will run	674	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	675	the given BLOCK in another coroutine while waiting for the result. The
…		…
343	=cut	679	=cut
344		680
345	sub sync_job(&) {	681	sub sync_job(&) {
346	my ($job) = @_;	682	my ($job) = @_;
347		683
348	if ($Coro::current == $Coro::main) {	684	if (in_main) {
349	my $time = Event::time;	685	my $time = AE::time;
350		686
351	# this is the main coro, too bad, we have to block	687	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	688	# till the operation succeeds, freezing the server :/
353		689
354	# TODO: use suspend/resume instead	690	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	691
356	my $freeze_guard = freeze_mainloop;	692	my $freeze_guard = freeze_mainloop;
357		693
358	my $busy = 1;	694	my $busy = 1;
359	my @res;	695	my @res;
360		696
361	(async {	697	(async {
		698	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	699	@res = eval { $job->() };
363	warn $@ if $@;	700	error $@ if $@;
364	undef $busy;	701	undef $busy;
365	})->prio (Coro::PRIO_MAX);	702	})->prio (Coro::PRIO_MAX);
366		703
367	while ($busy) {	704	while ($busy) {
368	Coro::cede or Event::one_event;	705	if (Coro::nready) {
		706	Coro::cede_notself;
		707	} else {
		708	EV::run EV::RUN_ONCE;
369	}	709	}
		710	}
370		711
371	$time = Event::time - $time;	712	my $time = AE::time - $time;
372		713
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	714	$TICK_START += $time; # do not account sync jobs to server load
377		715
378	wantarray ? @res : $res[0]	716	wantarray ? @res : $res[0]
379	} else {	717	} else {
380	# we are in another coroutine, how wonderful, everything just works	718	# we are in another coroutine, how wonderful, everything just works
381		719
…		…
401	$EXT_CORO{$coro+0} = $coro;	739	$EXT_CORO{$coro+0} = $coro;
402		740
403	$coro	741	$coro
404	}	742	}
405		743
406	=item fork_call { }, $args	744	=item fork_call { }, @args
407		745
408	Executes the given code block with the given arguments in a seperate	746	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	747	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	748	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	749	never block itself or use any form of event handling.
412		750
413	=cut	751	=cut
414		752
415	sub _store_scalar {	753	sub post_fork {
416	open my $fh, ">", \my $buf	754	reset_signals;
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}	755	}
423		756
424	sub fork_call(&@) {	757	sub fork_call(&@) {
425	my ($cb, @args) = @_;	758	my ($cb, @args) = @_;
426		759
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	760	my @res = Coro::Util::fork_eval {
428	# or die "socketpair: $!";	761	cf::post_fork;
429	pipe my $fh1, my $fh2	762	&$cb
430	or die "pipe: $!";	763	} @args;
431		764
432	if (my $pid = fork) {	765	wantarray ? @res : $res[-1]
433	close $fh2;	766	}
434		767
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	768	sub objinfo {
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;
446	local $SIG{__WARN__};
447	local $SIG{__DIE__};
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453
454	eval {
455	close $fh1;
456
457	my @res = eval { $cb->(@args) };
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	769	(
		770	"counter value" => cf::object::object_count,
		771	"objects created" => cf::object::create_count,
		772	"objects destroyed" => cf::object::destroy_count,
		773	"freelist size" => cf::object::free_count,
		774	"allocated objects" => cf::object::objects_size,
		775	"active objects" => cf::object::actives_size,
		776	)
		777	}
		778
		779	=item $coin = coin_from_name $name
		780
		781	=cut
		782
		783	our %coin_alias = (
		784	"silver" => "silvercoin",
		785	"silvercoin" => "silvercoin",
		786	"silvercoins" => "silvercoin",
		787	"gold" => "goldcoin",
		788	"goldcoin" => "goldcoin",
		789	"goldcoins" => "goldcoin",
		790	"platinum" => "platinacoin",
		791	"platinumcoin" => "platinacoin",
		792	"platinumcoins" => "platinacoin",
		793	"platina" => "platinacoin",
		794	"platinacoin" => "platinacoin",
		795	"platinacoins" => "platinacoin",
		796	"royalty" => "royalty",
		797	"royalties" => "royalty",
		798	);
		799
		800	sub coin_from_name($) {
		801	$coin_alias{$_[0]}
		802	? cf::arch::find $coin_alias{$_[0]}
		803	: undef
466	}	804	}
467		805
468	=item $value = cf::db_get $family => $key	806	=item $value = cf::db_get $family => $key
469		807
470	Returns a single value from the environment database.	808	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	810	=item cf::db_put $family => $key => $value
473		811
474	Stores the given C<$value> in the family. It can currently store binary	812	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	813	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		814
		815	=item $db = cf::db_table "name"
		816
		817	Create and/or open a new database table. The string must not be "db" and must be unique
		818	within each server.
		819
477	=cut	820	=cut
		821
		822	sub db_table($) {
		823	cf::error "db_get called from main context"
		824	if $Coro::current == $Coro::main;
		825
		826	my ($name) = @_;
		827	my $db = BDB::db_create $DB_ENV;
		828
		829	eval {
		830	$db->set_flags (BDB::CHKSUM);
		831
		832	utf8::encode $name;
		833	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		834	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		835	cf::cleanup "db_open(db): $!" if $!;
		836	};
		837	cf::cleanup "db_open(db): $@" if $@;
		838
		839	$db
		840	}
478		841
479	our $DB;	842	our $DB;
480		843
481	sub db_init {	844	sub db_init {
482	unless ($DB) {	845	$DB ||= db_table "db";
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {
486	eval {
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}
496	}	846	}
497		847
498	sub db_get($$) {	848	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	849	my $key = "$_[0]/$_[1]";
500		850
501	cf::sync_job {	851	cf::error "db_get called from main context"
		852	if $Coro::current == $Coro::main;
		853
502	BDB::db_get $DB, undef, $key, my $data;	854	BDB::db_get $DB, undef, $key, my $data;
503		855
504	$! ? ()	856	$! ? ()
505	: $data	857	: $data
506	}
507	}	858	}
508		859
509	sub db_put($$$) {	860	sub db_put($$$) {
510	BDB::dbreq_pri 4;	861	BDB::dbreq_pri 4;
511	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	862	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
539		890
540	my @data;	891	my @data;
541	my $md5;	892	my $md5;
542		893
543	for (0 .. $#$src) {	894	for (0 .. $#$src) {
544	0 <= aio_load $src->[$_], $data[$_]	895	$data[$_] = load_file $src->[$_];
545	or Carp::croak "$src->[$_]: $!";
546	}	896	}
547		897
548	# if processing is expensive, check	898	# if processing is expensive, check
549	# checksum first	899	# checksum first
550	if (1) {	900	if (1) {
551	$md5 =	901	$md5 =
552	join "\x00",	902	join "\x00",
553	$processversion,	903	$processversion,
554	map {	904	map {
555	Coro::cede;	905	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	906	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	907	} 0.. $#$src;
558		908
559		909
560	my $dbmd5 = db_get cache => "$id/md5";	910	my $dbmd5 = db_get cache => "$id/md5";
…		…
563		913
564	return db_get cache => "$id/data";	914	return db_get cache => "$id/data";
565	}	915	}
566	}	916	}
567		917
568	my $t1 = Time::HiRes::time;	918	my $t1 = EV::time;
569	my $data = $process->(\@data);	919	my $data = $process->(\@data);
570	my $t2 = Time::HiRes::time;	920	my $t2 = EV::time;
571		921
572	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	922	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
573		923
574	db_put cache => "$id/data", $data;	924	db_put cache => "$id/data", $data;
575	db_put cache => "$id/md5" , $md5;	925	db_put cache => "$id/md5" , $md5;
576	db_put cache => "$id/meta", $meta;	926	db_put cache => "$id/meta", $meta;
577		927
…		…
587		937
588	=cut	938	=cut
589		939
590	sub datalog($@) {	940	sub datalog($@) {
591	my ($type, %kv) = @_;	941	my ($type, %kv) = @_;
592	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	942	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
593	}	943	}
594		944
595	=back	945	=back
596		946
597	=cut	947	=cut
598		948
599	#############################################################################	949	#############################################################################
600		950
601	=head2 ATTACHABLE OBJECTS	951	=head2 ATTACHABLE OBJECTS
602		952
603	Many objects in crossfire are so-called attachable objects. That means you can	953	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	954	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	955	to it. All such attachable objects support the following methods.
606		956
607	In the following description, CLASS can be any of C<global>, C<object>	957	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	958	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	959	Deliantra).
610		960
611	=over 4	961	=over 4
612		962
613	=item $attachable->attach ($attachment, key => $value...)	963	=item $attachable->attach ($attachment, key => $value...)
614		964
…		…
658	=item cf::CLASS::attachment $name, ...	1008	=item cf::CLASS::attachment $name, ...
659		1009
660	Register an attachment by C<$name> through which attachable objects of the	1010	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	1011	given CLASS can refer to this attachment.
662		1012
663	Some classes such as crossfire maps and objects can specify attachments	1013	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	1014	that are attached at load/instantiate time, thus the need for a name.
665		1015
666	These calls expect any number of the following handler/hook descriptions:	1016	These calls expect any number of the following handler/hook descriptions:
667		1017
668	=over 4	1018	=over 4
…		…
792		1142
793	} elsif (exists $cb_id{$type}) {	1143	} elsif (exists $cb_id{$type}) {
794	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1144	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
795		1145
796	} elsif (ref $type) {	1146	} elsif (ref $type) {
797	warn "attaching objects not supported, ignoring.\n";	1147	error "attaching objects not supported, ignoring.\n";
798		1148
799	} else {	1149	} else {
800	shift @arg;	1150	shift @arg;
801	warn "attach argument '$type' not supported, ignoring.\n";	1151	error "attach argument '$type' not supported, ignoring.\n";
802	}	1152	}
803	}	1153	}
804	}	1154	}
805		1155
806	sub _object_attach {	1156	sub _object_attach {
…		…
816	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
817	}	1167	}
818		1168
819	$obj->{$name} = \%arg;	1169	$obj->{$name} = \%arg;
820	} else {	1170	} else {
821	warn "object uses attachment '$name' which is not available, postponing.\n";	1171	info "object uses attachment '$name' which is not available, postponing.\n";
822	}	1172	}
823		1173
824	$obj->{_attachment}{$name} = undef;	1174	$obj->{_attachment}{$name} = undef;
825	}	1175	}
826		1176
…		…
866	";	1216	";
867	die if $@;	1217	die if $@;
868	}	1218	}
869		1219
870	our $override;	1220	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1221	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1222
873	sub override {	1223	sub override {
874	$override = 1;	1224	$override = 1;
875	@invoke_results = ();	1225	@INVOKE_RESULTS = (@_);
876	}	1226	}
877		1227
878	sub do_invoke {	1228	sub do_invoke {
879	my $event = shift;	1229	my $event = shift;
880	my $callbacks = shift;	1230	my $callbacks = shift;
881		1231
882	@invoke_results = ();	1232	@INVOKE_RESULTS = ();
883		1233
884	local $override;	1234	local $override;
885		1235
886	for (@$callbacks) {	1236	for (@$callbacks) {
887	eval { &{$_->[1]} };	1237	eval { &{$_->[1]} };
888		1238
889	if ($@) {	1239	if ($@) {
890	warn "$@";
891	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1240	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
892	override;	1241	override;
893	}	1242	}
894		1243
895	return 1 if $override;	1244	return 1 if $override;
896	}	1245	}
897		1246
898	0	1247	0
899	}	1248	}
900		1249
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1250	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1251
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1252	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1253
905	Generate an object-specific event with the given arguments.	1254	Generate an object-specific event with the given arguments.
906		1255
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1256	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1257	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1258	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1259
911	=back	1260	=back
912		1261
913	=cut	1262	=cut
914		1263
915	#############################################################################	1264	#############################################################################
916	# object support	1265	# object support
		1266
		1267	sub _object_equal($$);
		1268	sub _object_equal($$) {
		1269	my ($a, $b) = @_;
		1270
		1271	return 0 unless (ref $a) eq (ref $b);
		1272
		1273	if ("HASH" eq ref $a) {
		1274	my @ka = keys %$a;
		1275	my @kb = keys %$b;
		1276
		1277	return 0 if @ka != @kb;
		1278
		1279	for (0 .. $#ka) {
		1280	return 0 unless $ka[$_] eq $kb[$_];
		1281	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1282	}
		1283
		1284	} elsif ("ARRAY" eq ref $a) {
		1285
		1286	return 0 if @$a != @$b;
		1287
		1288	for (0 .. $#$a) {
		1289	return 0 unless _object_equal $a->[$_], $b->[$_];
		1290	}
		1291
		1292	} elsif ($a ne $b) {
		1293	return 0;
		1294	}
		1295
		1296	1
		1297	}
		1298
		1299	our $SLOW_MERGES;#d#
		1300	sub _can_merge {
		1301	my ($ob1, $ob2) = @_;
		1302
		1303	++$SLOW_MERGES;#d#
		1304
		1305	# we do the slow way here
		1306	return _object_equal $ob1, $ob2
		1307	}
917		1308
918	sub reattach {	1309	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1310	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1311	my ($obj) = @_;
921		1312
		1313	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1314	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1315
924	my $registry = $obj->registry;	1316	my $registry = $obj->registry;
925		1317
926	@$registry = ();	1318	@$registry = ();
927		1319
…		…
932	for (@$attach) {	1324	for (@$attach) {
933	my ($klass, @attach) = @$_;	1325	my ($klass, @attach) = @$_;
934	_attach $registry, $klass, @attach;	1326	_attach $registry, $klass, @attach;
935	}	1327	}
936	} else {	1328	} else {
937	warn "object uses attachment '$name' that is not available, postponing.\n";	1329	info "object uses attachment '$name' that is not available, postponing.\n";
938	}	1330	}
939	}	1331	}
940	}	1332	}
941		1333
942	cf::attachable->attach (	1334	cf::attachable->attach (
943	prio => -1000000,	1335	prio => -1000000,
944	on_instantiate => sub {	1336	on_instantiate => sub {
945	my ($obj, $data) = @_;	1337	my ($obj, $data) = @_;
946		1338
947	$data = from_json $data;	1339	$data = decode_json $data;
948		1340
949	for (@$data) {	1341	for (@$data) {
950	my ($name, $args) = @$_;	1342	my ($name, $args) = @$_;
951		1343
952	$obj->attach ($name, %{$args || {} });	1344	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1360	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1361	my ($filename, $rdata, $objs) = @_;
970		1362
971	sync_job {	1363	sync_job {
972	if (length $$rdata) {	1364	if (length $$rdata) {
		1365	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1366	trace sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1367	$decname, length $$rdata, scalar @$objs
		1368	if $VERBOSE_IO;
975		1369
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1370	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1371	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1372	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1373	if ($cf::USE_FSYNC) {
		1374	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;
		1375	aio_fsync $fh;
		1376	}
980	close $fh;	1377	aio_close $fh;
981		1378
982	if (@$objs) {	1379	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1380	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1381	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1382	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1383	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1384	if ($cf::USE_FSYNC) {
		1385	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;
		1386	aio_fsync $fh;
		1387	}
988	close $fh;	1388	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1389	aio_rename "$filename.pst~", "$filename.pst";
990	}	1390	}
991	} else {	1391	} else {
992	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
993	}	1393	}
994		1394
995	aio_rename "$filename~", $filename;	1395	aio_rename "$filename~", $filename;
		1396
		1397	$filename =~ s%/[^/]+$%%;
		1398	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1399	} else {
997	warn "FATAL: $filename~: $!\n";	1400	error "unable to save objects: $filename~: $!\n";
998	}	1401	}
999	} else {	1402	} else {
1000	aio_unlink $filename;	1403	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1404	aio_unlink "$filename.pst";
1002	}	1405	}
1003	}	1406	};
1004	}	1407	}
1005		1408
1006	sub object_freezer_as_string {	1409	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1410	my ($rdata, $objs) = @_;
1008		1411
…		…
1020	or return;	1423	or return;
1021		1424
1022	unless (aio_stat "$filename.pst") {	1425	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1426	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1427	or return;
		1428
1025	$av = eval { (Storable::thaw $av)->{objs} };	1429	my $st = eval { Coro::Storable::thaw $av };
		1430	$av = $st->{objs};
1026	}	1431	}
1027		1432
		1433	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1434	trace sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1435	$decname, length $data, scalar @{$av || []}
		1436	if $VERBOSE_IO;
		1437
1030	return ($data, $av);	1438	($data, $av)
1031	}	1439	}
1032		1440
1033	=head2 COMMAND CALLBACKS	1441	=head2 COMMAND CALLBACKS
1034		1442
1035	=over 4	1443	=over 4
…		…
1037	=cut	1445	=cut
1038		1446
1039	#############################################################################	1447	#############################################################################
1040	# command handling &c	1448	# command handling &c
1041		1449
1042	=item cf::register_command $name => \&callback($ob,$args);	1450	=item cf::register_command $name => \&callback($ob,$args)
1043		1451
1044	Register a callback for execution when the client sends the user command	1452	Register a callback for execution when the client sends the user command
1045	$name.	1453	$name.
1046		1454
1047	=cut	1455	=cut
…		…
1053	#warn "registering command '$name/$time' to '$caller'";	1461	#warn "registering command '$name/$time' to '$caller'";
1054		1462
1055	push @{ $COMMAND{$name} }, [$caller, $cb];	1463	push @{ $COMMAND{$name} }, [$caller, $cb];
1056	}	1464	}
1057		1465
1058	=item cf::register_extcmd $name => \&callback($pl,$packet);	1466	=item cf::register_extcmd $name => \&callback($pl,@args)
1059		1467
1060	Register a callback for execution when the client sends an (synchronous)	1468	Register a callback for execution when the client sends an (synchronous)
1061	extcmd packet. Ext commands will be processed in the order they are	1469	extcmd packet. Ext commands will be processed in the order they are
1062	received by the server, like other user commands. The first argument is	1470	received by the server, like other user commands. The first argument is
1063	the logged-in player. Ext commands can only be processed after a player	1471	the logged-in player. Ext commands can only be processed after a player
1064	has logged in successfully.	1472	has logged in successfully.
1065		1473
1066	If the callback returns something, it is sent back as if reply was being	1474	The values will be sent back to the client.
1067	called.
1068		1475
		1476	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1477
		1478	Same as C<cf::register_extcmd>, but instead of returning values, the
		1479	callback needs to clal the C<$reply> function.
		1480
1069	=item cf::register_exticmd $name => \&callback($ns,$packet);	1481	=item cf::register_exticmd $name => \&callback($ns,@args)
1070		1482
1071	Register a callback for execution when the client sends an (asynchronous)	1483	Register a callback for execution when the client sends an (asynchronous)
1072	exticmd packet. Exti commands are processed by the server as soon as they	1484	exticmd packet. Exti commands are processed by the server as soon as they
1073	are received, i.e. out of order w.r.t. other commands. The first argument	1485	are received, i.e. out of order w.r.t. other commands. The first argument
1074	is a client socket. Exti commands can be received anytime, even before	1486	is a client socket. Exti commands can be received anytime, even before
1075	log-in.	1487	log-in.
1076		1488
1077	If the callback returns something, it is sent back as if reply was being	1489	The values will be sent back to the client.
1078	called.
1079		1490
1080	=cut	1491	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1081		1492
		1493	Same as C<cf::register_extcmd>, but instead of returning values, the
		1494	callback needs to clal the C<$reply> function.
		1495
		1496	=cut
		1497
1082	sub register_extcmd {	1498	sub register_extcmd($$) {
1083	my ($name, $cb) = @_;	1499	my ($name, $cb) = @_;
1084		1500
1085	$EXTCMD{$name} = $cb;	1501	$EXTCMD{$name} = $cb;
1086	}	1502	}
1087		1503
1088	sub register_exticmd {	1504	sub register_async_extcmd($$) {
1089	my ($name, $cb) = @_;	1505	my ($name, $cb) = @_;
1090		1506
		1507	$EXTACMD{$name} = $cb;
		1508	}
		1509
		1510	sub register_exticmd($$) {
		1511	my ($name, $cb) = @_;
		1512
1091	$EXTICMD{$name} = $cb;	1513	$EXTICMD{$name} = $cb;
1092	}	1514	}
1093		1515
		1516	sub register_async_exticmd($$) {
		1517	my ($name, $cb) = @_;
		1518
		1519	$EXTIACMD{$name} = $cb;
		1520	}
		1521
		1522	use File::Glob ();
		1523
1094	cf::player->attach (	1524	cf::player->attach (
1095	on_command => sub {	1525	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1526	my ($pl, $name, $params) = @_;
1097		1527
1098	my $cb = $COMMAND{$name}	1528	my $cb = $COMMAND{$name}
1099	or return;	1529	or return;
1100		1530
…		…
1108	my ($pl, $buf) = @_;	1538	my ($pl, $buf) = @_;
1109		1539
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1540	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1541
1112	if (ref $msg) {	1542	if (ref $msg) {
		1543	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1544
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1545	if (my $cb = $EXTACMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1546	$cb->(
1115	$pl->ext_reply ($msg->{msgid}, %reply);	1547	$pl,
		1548	sub {
		1549	$pl->ext_msg ("reply-$reply", @_)
		1550	if $reply;
		1551	},
		1552	@payload
		1553	);
		1554	} else {
		1555	my @reply;
		1556
		1557	if (my $cb = $EXTCMD{$type}) {
		1558	@reply = $cb->($pl, @payload);
1116	}	1559	}
		1560
		1561	$pl->ext_msg ("reply-$reply", @reply)
		1562	if $reply;
1117	}	1563	}
		1564
1118	} else {	1565	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1566	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1567	}
1121		1568
1122	cf::override;	1569	cf::override;
1123	},	1570	},
1124	);	1571	);
1125		1572
		1573	# "readahead" all extensions
		1574	sub cache_extensions {
		1575	my $grp = IO::AIO::aio_group;
		1576
		1577	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1578	for (grep /\.ext$/, @{$_[0]}) {
		1579	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1580	}
		1581	};
		1582
		1583	$grp
		1584	}
		1585
		1586	sub _ext_cfg_reg($$$$) {
		1587	my ($rvar, $varname, $cfgname, $default) = @_;
		1588
		1589	$cfgname = lc $varname
		1590	unless length $cfgname;
		1591
		1592	$EXT_CFG{$cfgname} = [$rvar, $default];
		1593
		1594	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1595	}
		1596
1126	sub load_extensions {	1597	sub load_extensions {
		1598	info "loading extensions...";
		1599
		1600	%EXT_CFG = ();
		1601
1127	cf::sync_job {	1602	cf::sync_job {
1128	my %todo;	1603	my %todo;
1129		1604
1130	for my $path (<$LIBDIR/*.ext>) {	1605	for my $path (<$LIBDIR/*.ext>) {
1131	next unless -r $path;	1606	next unless -r $path;
…		…
1149		1624
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1625	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1626	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1627
1153	$ext{source} =	1628	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1629	"package $pkg; use common::sense;\n"
1155	. "#line 1 \"$path\"\n{\n"	1630	. "#line 1 \"$path\"\n{\n"
1156	. $source	1631	. $source
1157	. "\n};\n1";	1632	. "\n};\n1";
1158		1633
1159	$todo{$base} = \%ext;	1634	$todo{$base} = \%ext;
1160	}	1635	}
1161		1636
		1637	my $pass = 0;
1162	my %done;	1638	my %done;
1163	while (%todo) {	1639	while (%todo) {
1164	my $progress;	1640	my $progress;
1165		1641
		1642	++$pass;
		1643
		1644	ext:
1166	while (my ($k, $v) = each %todo) {	1645	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1646	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1647	next ext
1169	unless exists $done{$_};	1648	unless exists $done{$_};
1170	}	1649	}
1171		1650
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1651	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1652
1174	unless (eval $v->{source}) {	1653	my $source = $v->{source};
		1654
		1655	# support "CONF varname :confname = default" pseudo-statements
		1656	$source =~ s{
		1657	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1658	}{
		1659	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1660	}gmxe;
		1661
		1662	my $active = eval $source;
		1663
		1664	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1665	error "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1666
		1667	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1668	if exists $v->{meta}{mandatory};
1179	warn $msg;	1669
1180	warn "mandatory extension failed to load, exiting.\n";	1670	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1671	delete $todo{$k};
1182	}	1672	} else {
1183		1673	$done{$k} = delete $todo{$k};
1184	warn $msg;	1674	push @EXTS, $v->{pkg};
		1675	$progress = 1;
		1676
		1677	info "$v->{base}: extension inactive.\n"
		1678	unless $active;
1185	}	1679	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1680	}
1191		1681
1192	skip:	1682	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1683	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	unless $progress;	1684
		1685	while (my ($k, $v) = each %todo) {
		1686	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1687	if exists $v->{meta}{mandatory};
		1688	}
		1689
		1690	last;
		1691	}
1195	}	1692	}
1196	};	1693	};
1197	}	1694	}
1198		1695
1199	#############################################################################	1696	#############################################################################
1200		1697
1201	=back	1698	=back
1202		1699
1203	=head2 CORE EXTENSIONS	1700	=head2 CORE EXTENSIONS
1204		1701
1205	Functions and methods that extend core crossfire objects.	1702	Functions and methods that extend core deliantra objects.
1206		1703
1207	=cut	1704	=cut
1208		1705
1209	package cf::player;	1706	package cf::player;
1210		1707
1211	use Coro::AIO;	1708	use Coro::AIO;
1212		1709
1213	=head3 cf::player	1710	=head3 cf::player
1214		1711
1215	=over 4	1712	=over 4
		1713
		1714	=item cf::player::num_playing
		1715
		1716	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1717
		1718	=cut
		1719
		1720	sub num_playing {
		1721	scalar grep
		1722	$_->ob->map
		1723	&& !$_->hidden
		1724	&& !$_->ob->flag (cf::FLAG_WIZ),
		1725	cf::player::list
		1726	}
1216		1727
1217	=item cf::player::find $login	1728	=item cf::player::find $login
1218		1729
1219	Returns the given player object, loading it if necessary (might block).	1730	Returns the given player object, loading it if necessary (might block).
1220		1731
…		…
1239		1750
1240	sub exists($) {	1751	sub exists($) {
1241	my ($login) = @_;	1752	my ($login) = @_;
1242		1753
1243	$cf::PLAYER{$login}	1754	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1755	or !aio_stat path $login
1245	}	1756	}
1246		1757
1247	sub find($) {	1758	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1759	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1760	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1767	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1768	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1769	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1770	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1771
1261	my $pl = load_pl path $login	1772	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1773	or return;
		1774
		1775	my $pl = cf::player::load_pl $f
		1776	or return;
		1777
		1778	local $cf::PLAYER_LOADING{$login} = $pl;
		1779	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1780	$cf::PLAYER{$login} = $pl
1264	}	1781	}
1265	}	1782	}
1266	}	1783	}
		1784
		1785	cf::player->attach (
		1786	on_load => sub {
		1787	my ($pl, $path) = @_;
		1788
		1789	# restore slots saved in save, below
		1790	my $slots = delete $pl->{_slots};
		1791
		1792	$pl->ob->current_weapon ($slots->[0]);
		1793	$pl->combat_ob ($slots->[1]);
		1794	$pl->ranged_ob ($slots->[2]);
		1795	},
		1796	);
1267		1797
1268	sub save($) {	1798	sub save($) {
1269	my ($pl) = @_;	1799	my ($pl) = @_;
1270		1800
1271	return if $pl->{deny_save};	1801	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1806	return if $pl->{deny_save};
1277		1807
1278	aio_mkdir playerdir $pl, 0770;	1808	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1809	$pl->{last_save} = $cf::RUNTIME;
1280		1810
		1811	cf::get_slot 0.01;
		1812
		1813	# save slots, to be restored later
		1814	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1815
1281	$pl->save_pl ($path);	1816	$pl->save_pl ($path);
1282	Coro::cede;	1817	cf::cede_to_tick;
1283	}	1818	}
1284		1819
1285	sub new($) {	1820	sub new($) {
1286	my ($login) = @_;	1821	my ($login) = @_;
1287		1822
…		…
1293	$cf::PLAYER{$login} = $self;	1828	$cf::PLAYER{$login} = $self;
1294		1829
1295	$self	1830	$self
1296	}	1831	}
1297		1832
		1833	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1834
		1835	=cut
		1836
		1837	sub send_msg {
		1838	my $ns = shift->ns
		1839	or return;
		1840	$ns->send_msg (@_);
		1841	}
		1842
1298	=item $pl->quit_character	1843	=item $pl->quit_character
1299		1844
1300	Nukes the player without looking back. If logged in, the connection will	1845	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1846	be destroyed. May block for a long time.
1302		1847
…		…
1306	my ($pl) = @_;	1851	my ($pl) = @_;
1307		1852
1308	my $name = $pl->ob->name;	1853	my $name = $pl->ob->name;
1309		1854
1310	$pl->{deny_save} = 1;	1855	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1856	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1857
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1858	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1314	$pl->deactivate;	1859	$pl->deactivate;
		1860
		1861	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1862	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1863	ext::highscore::check ($pl->ob);
		1864
1316	$pl->ns->destroy if $pl->ns;	1865	$pl->ns->destroy if $pl->ns;
1317		1866
1318	my $path = playerdir $pl;	1867	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1868	my $temp = "$path~$cf::RUNTIME~deleting~";
1320	aio_rename $path, $temp;	1869	aio_rename $path, $temp;
…		…
1355	or return [];	1904	or return [];
1356		1905
1357	my @logins;	1906	my @logins;
1358		1907
1359	for my $login (@$dirs) {	1908	for my $login (@$dirs) {
		1909	my $path = path $login;
		1910
		1911	# a .pst is a dead give-away for a valid player
		1912	# if no pst file found, open and chekc for blocked users
		1913	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1914	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1915	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1916	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1917	}
1363		1918
1364	utf8::decode $login;	1919	utf8::decode $login;
1365	push @logins, $login;	1920	push @logins, $login;
1366	}	1921	}
1367		1922
1368	\@logins	1923	\@logins
1369	}	1924	}
1370		1925
1371	=item $player->maps	1926	=item $player->maps
		1927
		1928	=item cf::player::maps $login
1372		1929
1373	Returns an arrayref of map paths that are private for this	1930	Returns an arrayref of map paths that are private for this
1374	player. May block.	1931	player. May block.
1375		1932
1376	=cut	1933	=cut
…		…
1394	}	1951	}
1395		1952
1396	\@paths	1953	\@paths
1397	}	1954	}
1398		1955
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1956	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1957
1401	Expand crossfire pod fragments into protocol xml.	1958	Expand deliantra pod fragments into protocol xml.
1402		1959
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)
1450
1451	Sends an ext reply to the player.
1452
1453	=cut
1454
1455	sub ext_reply($$%) {
1456	my ($self, $id, %msg) = @_;
1457
1458	$msg{msgid} = $id;
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}
1461
1462	=item $player->ext_event ($type, %msg)	1960	=item $player->ext_msg ($type, @msg)
1463		1961
1464	Sends an ext event to the client.	1962	Sends an ext event to the client.
1465		1963
1466	=cut	1964	=cut
1467		1965
1468	sub ext_event($$%) {	1966	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1967	my ($self, $type, @msg) = @_;
1470		1968
1471	$self->ns->ext_event ($type, %msg);	1969	$self->ns->ext_msg ($type, @msg);
1472	}	1970	}
1473		1971
1474	=head3 cf::region	1972	=head3 cf::region
1475		1973
1476	=over 4	1974	=over 4
…		…
1485		1983
1486	=cut	1984	=cut
1487		1985
1488	sub find_by_path($) {	1986	sub find_by_path($) {
1489	my ($path) = @_;	1987	my ($path) = @_;
		1988
		1989	$path =~ s/^~[^\/]*//; # skip ~login
1490		1990
1491	my ($match, $specificity);	1991	my ($match, $specificity);
1492		1992
1493	for my $region (list) {	1993	for my $region (list) {
1494	if ($region->{match} && $path =~ $region->{match}) {	1994	if ($region->{match} && $path =~ $region->{match}) {
…		…
1520	our $MAX_RESET = 3600;	2020	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	2021	our $DEFAULT_RESET = 3000;
1522		2022
1523	sub generate_random_map {	2023	sub generate_random_map {
1524	my ($self, $rmp) = @_;	2024	my ($self, $rmp) = @_;
1525	# mit "rum" bekleckern, nicht	2025
		2026	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2027
1526	$self->_create_random_map (	2028	$self->_create_random_map ($rmp);
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1534	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1535	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1536	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1537	(cf::region::find $rmp->{region}), $rmp->{custom}
1538	)
1539	}	2029	}
1540		2030
1541	=item cf::map->register ($regex, $prio)	2031	=item cf::map->register ($regex, $prio)
1542		2032
1543	Register a handler for the map path matching the given regex at the	2033	Register a handler for the map path matching the given regex at the
…		…
1548		2038
1549	sub register {	2039	sub register {
1550	my (undef, $regex, $prio) = @_;	2040	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	2041	my $pkg = caller;
1552		2042
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	2043	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		2044
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2045	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	2046	}
1558		2047
1559	# also paths starting with '/'	2048	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2049	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		2050
1562	sub thawer_merge {	2051	sub thawer_merge {
1563	my ($self, $merge) = @_;	2052	my ($self, $merge) = @_;
1564		2053
1565	# we have to keep some variables in memory intact	2054	# we have to keep some variables in memory intact
…		…
1570	}	2059	}
1571		2060
1572	sub normalise {	2061	sub normalise {
1573	my ($path, $base) = @_;	2062	my ($path, $base) = @_;
1574		2063
1575	$path = "$path"; # make sure its a string	2064	$path = "$path"; # make sure it's a string
1576		2065
1577	$path =~ s/\.map$//;	2066	$path =~ s/\.map$//;
1578		2067
1579	# map plan:	2068	# map plan:
1580	#	2069	#
…		…
1595	$base =~ s{[^/]+/?$}{};	2084	$base =~ s{[^/]+/?$}{};
1596	$path = "$base/$path";	2085	$path = "$base/$path";
1597	}	2086	}
1598		2087
1599	for ($path) {	2088	for ($path) {
1600	redo if s{//}{/};
1601	redo if s{/\.?/}{/};	2089	redo if s{/\.?/}{/};
1602	redo if s{/[^/]+/\.\./}{/};	2090	redo if s{/[^/]+/\.\./}{/};
1603	}	2091	}
1604		2092
1605	$path	2093	$path
…		…
1619	$self->init; # pass $1 etc.	2107	$self->init; # pass $1 etc.
1620	return $self;	2108	return $self;
1621	}	2109	}
1622	}	2110	}
1623		2111
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	2112	Carp::cluck "unable to resolve path '$path' (base '$base')";
1625	()	2113	()
1626	}	2114	}
1627		2115
		2116	# may re-bless or do other evil things
1628	sub init {	2117	sub init {
1629	my ($self) = @_;	2118	my ($self) = @_;
1630		2119
1631	$self	2120	$self
1632	}	2121	}
…		…
1651		2140
1652	# the temporary/swap location	2141	# the temporary/swap location
1653	sub save_path {	2142	sub save_path {
1654	my ($self) = @_;	2143	my ($self) = @_;
1655		2144
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2145	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	2146	"$TMPDIR/$path.map"
1658	}	2147	}
1659		2148
1660	# the unique path, undef == no special unique path	2149	# the unique path, undef == no special unique path
1661	sub uniq_path {	2150	sub uniq_path {
1662	my ($self) = @_;	2151	my ($self) = @_;
1663		2152
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2153	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	2154	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	2155	}
1676		2156
1677	sub decay_objects {	2157	sub decay_objects {
1678	my ($self) = @_;	2158	my ($self) = @_;
1679		2159
…		…
1692		2172
1693	sub load_header_from($) {	2173	sub load_header_from($) {
1694	my ($self, $path) = @_;	2174	my ($self, $path) = @_;
1695		2175
1696	utf8::encode $path;	2176	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	2177	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	2178	or return;
1702		2179
		2180	$self->_load_header ($f)
		2181	or return;
		2182
		2183	local $MAP_LOADING{$self->{path}} = $self;
		2184	$f->resolve_delayed_derefs;
		2185
1703	$self->{load_path} = $path;	2186	$self->{load_path} = $path;
1704		2187
1705	1	2188	1
1706	}	2189	}
1707		2190
		2191	# used to laod the header of an original map
1708	sub load_header_orig {	2192	sub load_header_orig {
1709	my ($self) = @_;	2193	my ($self) = @_;
1710		2194
1711	$self->load_header_from ($self->load_path)	2195	$self->load_header_from ($self->load_path)
1712	}	2196	}
1713		2197
		2198	# used to laod the header of an instantiated map
1714	sub load_header_temp {	2199	sub load_header_temp {
1715	my ($self) = @_;	2200	my ($self) = @_;
1716		2201
1717	$self->load_header_from ($self->save_path)	2202	$self->load_header_from ($self->save_path)
1718	}	2203	}
1719		2204
		2205	# called after loading the header from an instantiated map
1720	sub prepare_temp {	2206	sub prepare_temp {
1721	my ($self) = @_;	2207	my ($self) = @_;
1722		2208
1723	$self->last_access ((delete $self->{last_access})	2209	$self->last_access ((delete $self->{last_access})
1724	|| $cf::RUNTIME); #d#	2210	|| $cf::RUNTIME); #d#
1725	# safety	2211	# safety
1726	$self->{instantiate_time} = $cf::RUNTIME	2212	$self->{instantiate_time} = $cf::RUNTIME
1727	if $self->{instantiate_time} > $cf::RUNTIME;	2213	if $self->{instantiate_time} > $cf::RUNTIME;
1728	}	2214	}
1729		2215
		2216	# called after loading the header from an original map
1730	sub prepare_orig {	2217	sub prepare_orig {
1731	my ($self) = @_;	2218	my ($self) = @_;
1732		2219
1733	$self->{load_original} = 1;	2220	$self->{load_original} = 1;
1734	$self->{instantiate_time} = $cf::RUNTIME;	2221	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1758		2245
1759	sub find;	2246	sub find;
1760	sub find {	2247	sub find {
1761	my ($path, $origin) = @_;	2248	my ($path, $origin) = @_;
1762		2249
		2250	cf::cede_to_tick;
		2251
1763	$path = normalise $path, $origin && $origin->path;	2252	$path = normalise $path, $origin;
1764		2253
		2254	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2255	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2256
1767	$cf::MAP{$path} || do {	2257	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2258	my $map = new_from_path cf::map $path
1770	or return;	2259	or return;
1771		2260
1772	$map->{last_save} = $cf::RUNTIME;	2261	$map->{last_save} = $cf::RUNTIME;
1773		2262
…		…
1775	or return;	2264	or return;
1776		2265
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2266	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2267	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2268	#$cf::WAIT_FOR_TICK->wait;
		2269	undef $guard2;
		2270	undef $guard1;
1780	$map->reset;	2271	$map->reset;
1781	undef $guard;
1782	return find $path;	2272	return find $path;
1783	}	2273	}
1784		2274
1785	$cf::MAP{$path} = $map	2275	$cf::MAP{$path} = $map
1786	}	2276	}
1787	}	2277	}
1788		2278
1789	sub pre_load { }	2279	sub pre_load { }
1790	sub post_load { }	2280	#sub post_load { } # XS
1791		2281
1792	sub load {	2282	sub load {
1793	my ($self) = @_;	2283	my ($self) = @_;
1794		2284
1795	local $self->{deny_reset} = 1; # loading can take a long time	2285	local $self->{deny_reset} = 1; # loading can take a long time
1796		2286
1797	my $path = $self->{path};	2287	my $path = $self->{path};
1798		2288
1799	{	2289	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2290	my $guard = cf::lock_acquire "map_data:$path";
1801		2291
		2292	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2293	return unless $self->state == cf::MAP_SWAPPED;
1803
1804	$self->in_memory (cf::MAP_LOADING);
1805		2294
1806	$self->alloc;	2295	$self->alloc;
1807		2296
1808	$self->pre_load;	2297	$self->pre_load;
1809	Coro::cede;	2298	cf::cede_to_tick;
1810		2299
1811	$self->_load_objects ($self->{load_path}, 1)	2300	if (exists $self->{load_path}) {
		2301	my $f = new_from_file cf::object::thawer $self->{load_path};
		2302	$f->skip_block;
		2303	$self->_load_objects ($f)
1812	or return;	2304	or return;
1813		2305
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2306	$self->post_load_original
1815	if delete $self->{load_original};	2307	if delete $self->{load_original};
1816		2308
1817	if (my $uniq = $self->uniq_path) {	2309	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2310	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2311	unless (aio_stat $uniq) {
		2312	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2313	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2314	$self->_load_objects ($f);
		2315	$f->resolve_delayed_derefs;
		2316	}
		2317	}
1822	}	2318	}
1823	}
1824		2319
1825	Coro::cede;	2320	$f->resolve_delayed_derefs;
		2321	} else {
		2322	$self->post_load_original
		2323	if delete $self->{load_original};
		2324	}
		2325
		2326	$self->state (cf::MAP_INACTIVE);
		2327
		2328	cf::cede_to_tick;
1826	# now do the right thing for maps	2329	# now do the right thing for maps
1827	$self->link_multipart_objects;	2330	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2331	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2332	unless $self->difficulty;
1830	Coro::cede;	2333	cf::cede_to_tick;
1831		2334
1832	unless ($self->{deny_activate}) {	2335	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2336	$self->decay_objects;
1834	$self->fix_auto_apply;	2337	$self->fix_auto_apply;
1835	$self->update_buttons;	2338	$self->update_buttons;
1836	Coro::cede;	2339	cf::cede_to_tick;
1837	$self->set_darkness_map;	2340	#$self->activate; # no longer activate maps automatically
1838	Coro::cede;
1839	$self->activate;
1840	}	2341	}
1841		2342
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2343	$self->{last_save} = $cf::RUNTIME;
		2344	$self->last_access ($cf::RUNTIME);
1843	}	2345	}
1844		2346
1845	$self->post_load;	2347	$self->post_load;
1846	}
1847		2348
		2349	1
		2350	}
		2351
		2352	# customize the map for a given player, i.e.
		2353	# return the _real_ map. used by e.g. per-player
		2354	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2355	sub customise_for {
1849	my ($self, $ob) = @_;	2356	my ($self, $ob) = @_;
1850		2357
1851	return find "~" . $ob->name . "/" . $self->{path}	2358	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2359	if $self->per_player;
…		…
1855	# if $self->per_party;	2362	# if $self->per_party;
1856		2363
1857	$self	2364	$self
1858	}	2365	}
1859		2366
1860	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {
1862	my ($map) = @_;
1863
1864	my @diag; # diagonal neighbours
1865
1866	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)
1868	or next;
1869	$neigh = find $neigh, $map
1870	or next;
1871	$neigh->load;
1872
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}
1876
1877	for (@diag) {
1878	my $neigh = find @$_
1879	or next;
1880	$neigh->load;
1881	}
1882	}
1883
1884	sub find_sync {	2367	sub find_sync {
1885	my ($path, $origin) = @_;	2368	my ($path, $origin) = @_;
1886		2369
1887	cf::sync_job { find $path, $origin }	2370	# it's a bug to call this from the main context
		2371	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2372	if $Coro::current == $Coro::main;
		2373
		2374	find $path, $origin
1888	}	2375	}
1889		2376
1890	sub do_load_sync {	2377	sub do_load_sync {
1891	my ($map) = @_;	2378	my ($map) = @_;
1892		2379
1893	cf::sync_job { $map->load };	2380	# it's a bug to call this from the main context
		2381	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2382	if $Coro::current == $Coro::main;
		2383
		2384	$map->load;
1894	}	2385	}
1895		2386
1896	our %MAP_PREFETCH;	2387	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2388	our $MAP_PREFETCHER = undef;
1898		2389
1899	sub find_async {	2390	sub find_async {
1900	my ($path, $origin) = @_;	2391	my ($path, $origin, $load) = @_;
1901		2392
1902	$path = normalise $path, $origin && $origin->{path};	2393	$path = normalise $path, $origin;
1903		2394
1904	if (my $map = $cf::MAP{$path}) {	2395	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2396	return $map if !$load || $map->linkable;
1906	}	2397	}
1907		2398
1908	undef $MAP_PREFETCH{$path};	2399	$MAP_PREFETCH{$path} |= $load;
		2400
1909	$MAP_PREFETCHER ||= cf::async {	2401	$MAP_PREFETCHER ||= cf::async {
		2402	$Coro::current->{desc} = "map prefetcher";
		2403
1910	while (%MAP_PREFETCH) {	2404	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2405	for my $k (keys %MAP_PREFETCH) {
1912	my $map = find $path	2406	if (my $map = find $k) {
1913	or next;	2407	$map->load if $MAP_PREFETCH{$k};
1914	$map->load;	2408	}
1915		2409
1916	delete $MAP_PREFETCH{$path};	2410	delete $MAP_PREFETCH{$k};
1917	}	2411	}
1918	}	2412	}
1919	undef $MAP_PREFETCHER;	2413	undef $MAP_PREFETCHER;
1920	};	2414	};
1921	$MAP_PREFETCHER->prio (6);	2415	$MAP_PREFETCHER->prio (6);
1922		2416
1923	()	2417	()
1924	}	2418	}
1925		2419
		2420	# common code, used by both ->save and ->swapout
1926	sub save {	2421	sub _save {
1927	my ($self) = @_;	2422	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2423
1931	$self->{last_save} = $cf::RUNTIME;	2424	$self->{last_save} = $cf::RUNTIME;
1932		2425
1933	return unless $self->dirty;	2426	return unless $self->dirty;
1934		2427
…		…
1940	return if $self->{deny_save};	2433	return if $self->{deny_save};
1941		2434
1942	local $self->{last_access} = $self->last_access;#d#	2435	local $self->{last_access} = $self->last_access;#d#
1943		2436
1944	cf::async {	2437	cf::async {
		2438	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2439	$_->contr->save for $self->players;
1946	};	2440	};
		2441
		2442	cf::get_slot 0.02;
1947		2443
1948	if ($uniq) {	2444	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2445	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2446	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2447	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2448	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2449	}
1954	}	2450	}
1955		2451
		2452	sub save {
		2453	my ($self) = @_;
		2454
		2455	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2456
		2457	$self->_save;
		2458	}
		2459
1956	sub swap_out {	2460	sub swap_out {
1957	my ($self) = @_;	2461	my ($self) = @_;
1958		2462
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2463	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2464
		2465	return if !$self->linkable;
		2466	return if $self->{deny_save};
1964	return if $self->players;	2467	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2468
		2469	# first deactivate the map and "unlink" it from the core
		2470	$self->deactivate;
		2471	$_->clear_links_to ($self) for values %cf::MAP;
		2472	$self->state (cf::MAP_SWAPPED);
		2473
		2474	# then atomically save
		2475	$self->_save;
		2476
		2477	# then free the map
1968	$self->clear;	2478	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2479	}
1971		2480
1972	sub reset_at {	2481	sub reset_at {
1973	my ($self) = @_;	2482	my ($self) = @_;
1974		2483
…		…
1992		2501
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2502	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2503
1995	return if $self->players;	2504	return if $self->players;
1996		2505
1997	warn "resetting map ", $self->path;	2506	cf::trace "resetting map ", $self->path, "\n";
1998		2507
1999	$self->in_memory (cf::MAP_SWAPPED);	2508	$self->state (cf::MAP_SWAPPED);
2000		2509
2001	# need to save uniques path	2510	# need to save uniques path
2002	unless ($self->{deny_save}) {	2511	unless ($self->{deny_save}) {
2003	my $uniq = $self->uniq_path; utf8::encode $uniq;	2512	my $uniq = $self->uniq_path; utf8::encode $uniq;
2004		2513
…		…
2006	if $uniq;	2515	if $uniq;
2007	}	2516	}
2008		2517
2009	delete $cf::MAP{$self->path};	2518	delete $cf::MAP{$self->path};
2010		2519
		2520	$self->deactivate;
		2521	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2522	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2523
2015	$self->unlink_save;	2524	$self->unlink_save;
2016	$self->destroy;	2525	$self->destroy;
2017	}	2526	}
2018		2527
2019	my $nuke_counter = "aaaa";	2528	my $nuke_counter = "aaaa";
2020		2529
2021	sub nuke {	2530	sub nuke {
2022	my ($self) = @_;	2531	my ($self) = @_;
2023		2532
		2533	{
		2534	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2535
2024	delete $cf::MAP{$self->path};	2536	delete $cf::MAP{$self->path};
2025		2537
2026	$self->unlink_save;	2538	$self->unlink_save;
2027		2539
2028	bless $self, "cf::map";	2540	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2541	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2542	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2543	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2544	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2545
2034	$cf::MAP{$self->path} = $self;	2546	$cf::MAP{$self->path} = $self;
		2547	}
2035		2548
2036	$self->reset; # polite request, might not happen	2549	$self->reset; # polite request, might not happen
2037	}	2550	}
2038		2551
2039	=item $maps = cf::map::tmp_maps	2552	=item $maps = cf::map::tmp_maps
…		…
2081		2594
2082	sub unique_maps() {	2595	sub unique_maps() {
2083	[	2596	[
2084	map {	2597	map {
2085	utf8::decode $_;	2598	utf8::decode $_;
2086	/\.map$/	2599	s/\.map$//; # TODO future compatibility hack
		2600	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2601	? ()
2087	? normalise $_	2602	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2603	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2604	]
2091	}	2605	}
2092		2606
2093	package cf;	2607	=item cf::map::static_maps
		2608
		2609	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2610	file in the shared directory excluding F</styles> and F</editor>). May
		2611	block.
		2612
		2613	=cut
		2614
		2615	sub static_maps() {
		2616	my @dirs = "";
		2617	my @maps;
		2618
		2619	while (@dirs) {
		2620	my $dir = shift @dirs;
		2621
		2622	next if $dir eq "/styles" || $dir eq "/editor";
		2623
		2624	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2625	or return;
		2626
		2627	for (@$files) {
		2628	s/\.map$// or next;
		2629	utf8::decode $_;
		2630	push @maps, "$dir/$_";
		2631	}
		2632
		2633	push @dirs, map "$dir/$_", @$dirs;
		2634	}
		2635
		2636	\@maps
		2637	}
2094		2638
2095	=back	2639	=back
2096		2640
2097	=head3 cf::object	2641	=head3 cf::object
2098		2642
…		…
2102		2646
2103	=over 4	2647	=over 4
2104		2648
2105	=item $ob->inv_recursive	2649	=item $ob->inv_recursive
2106		2650
2107	Returns the inventory of the object _and_ their inventories, recursively.	2651	Returns the inventory of the object I<and> their inventories, recursively,
		2652	but I<not> the object itself.
2108		2653
2109	=cut	2654	=cut
2110		2655
2111	sub inv_recursive_;	2656	sub inv_recursive_;
2112	sub inv_recursive_ {	2657	sub inv_recursive_ {
…		…
2115		2660
2116	sub inv_recursive {	2661	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2662	inv_recursive_ inv $_[0]
2118	}	2663	}
2119		2664
		2665	=item $ref = $ob->ref
		2666
		2667	Creates and returns a persistent reference to an object that can be stored as a string.
		2668
		2669	=item $ob = cf::object::deref ($refstring)
		2670
		2671	returns the objetc referenced by refstring. may return undef when it cannot find the object,
		2672	even if the object actually exists. May block.
		2673
		2674	=cut
		2675
		2676	sub deref {
		2677	my ($ref) = @_;
		2678
		2679	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2680	my ($uuid, $name) = ($1, $2);
		2681	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2682	or return;
		2683	$pl->ob->uuid eq $uuid
		2684	or return;
		2685
		2686	$pl->ob
		2687	} else {
		2688	warn "$ref: cannot resolve object reference\n";
		2689	undef
		2690	}
		2691	}
		2692
2120	package cf;	2693	package cf;
2121		2694
2122	=back	2695	=back
2123		2696
2124	=head3 cf::object::player	2697	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2703	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2704	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2705	dialogue with the given NPC character.
2133		2706
2134	=cut	2707	=cut
		2708
		2709	our $SAY_CHANNEL = {
		2710	id => "say",
		2711	title => "Map",
		2712	reply => "say ",
		2713	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2714	};
		2715
		2716	our $CHAT_CHANNEL = {
		2717	id => "chat",
		2718	title => "Chat",
		2719	reply => "chat ",
		2720	tooltip => "Player chat and shouts, global to the server.",
		2721	};
2135		2722
2136	# rough implementation of a future "reply" method that works	2723	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2724	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2725	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2726	sub cf::object::player::reply($$$;$) {
…		…
2146		2733
2147	} else {	2734	} else {
2148	my $pl = $self->contr;	2735	my $pl = $self->contr;
2149		2736
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2737	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2738	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2739	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2740
2159	} else {	2741	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2742	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2743	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2744	}
2163	}	2745	}
		2746	}
		2747
		2748	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2749
		2750	=cut
		2751
		2752	sub cf::object::send_msg {
		2753	my $pl = shift->contr
		2754	or return;
		2755	$pl->send_msg (@_);
2164	}	2756	}
2165		2757
2166	=item $player_object->may ("access")	2758	=item $player_object->may ("access")
2167		2759
2168	Returns wether the given player is authorized to access resource "access"	2760	Returns wether the given player is authorized to access resource "access"
2169	(e.g. "command_wizcast").	2761	(e.g. "command_wizcast").
2170		2762
		2763	This is implemented by checking a config setting of C<may_access> where
		2764	C<access> is replaced by the access string. The following alternatives are
		2765	possible (and are tested in order):
		2766
		2767	=over 4
		2768
		2769	=item * Player is DM
		2770
		2771	The request will succeed.
		2772
		2773	=item * may_access is an array reference
		2774
		2775	If either the player nickname or UUID is in the array, the request will
		2776	succeed, otherwise it will fail.
		2777
		2778	=item * may_access is a true value
		2779
		2780	The request will succeed.
		2781
		2782	=item * may_access is missing or false
		2783
		2784	The request will fail.
		2785
		2786	=back
		2787
2171	=cut	2788	=cut
2172		2789
2173	sub cf::object::player::may {	2790	sub cf::object::player::may {
2174	my ($self, $access) = @_;	2791	my ($self, $access) = @_;
2175		2792
2176	$self->flag (cf::FLAG_WIZ) ||	2793	$self->flag (cf::FLAG_WIZ) ||
2177	(ref $cf::CFG{"may_$access"}	2794	(ref $cf::CFG{"may_$access"}
2178	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2795	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2179	: $cf::CFG{"may_$access"})	2796	: $cf::CFG{"may_$access"})
2180	}	2797	}
2181		2798
2182	=item $player_object->enter_link	2799	=item $player_object->enter_link
2183		2800
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2801	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2802
2186	The player should be reasonably safe there for short amounts of time. You	2803	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2804	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2805	though, as the player cannot control the character while it is on the link
		2806	map.
2188		2807
2189	Will never block.	2808	This method will never block, which is the whole reaosn for it's
		2809	existance: you can I<always> put a player onto the link map, which is the
		2810	only place to put objects that is guaranteed to exist.
		2811
		2812	A typical usage pattern is to call C<enter_link> synchronously from the
		2813	server, then start a new thread, do your blocking stuff there and then
		2814	call C<leave_link> from that thread.
2190		2815
2191	=item $player_object->leave_link ($map, $x, $y)	2816	=item $player_object->leave_link ($map, $x, $y)
2192		2817
2193	Moves the player out of the special C<{link}> map onto the specified	2818	Moves the player out of the special C<{link}> map onto the specified
2194	map. If the map is not valid (or omitted), the player will be moved back	2819	map. If the map is not valid (or omitted), the player will be moved back
…		…
2212	sub cf::object::player::enter_link {	2837	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2838	my ($self) = @_;
2214		2839
2215	$self->deactivate_recursive;	2840	$self->deactivate_recursive;
2216		2841
		2842	++$self->{_link_recursion};
		2843
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2844	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2845
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2846	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2847	if $self->map && $self->map->{path} ne "{link}";
2221		2848
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2849	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2850	}
2224		2851
2225	sub cf::object::player::leave_link {	2852	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2853	my ($self, $map, $x, $y) = @_;
2227		2854
…		…
2244	($x, $y) = (-1, -1)	2871	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2872	unless (defined $x) && (defined $y);
2246		2873
2247	# use -1 or undef as default coordinates, not 0, 0	2874	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2875	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2876	if $x <= 0 && $y <= 0;
2250		2877
2251	$map->load;	2878	$map->load;
2252	$map->load_diag;
2253		2879
2254	return unless $self->contr->active;	2880	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2881
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2882	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2883	if ($self->enter_map ($map, $x, $y)) {
2259	}	2884	# entering was successful
		2885	delete $self->{_link_recursion};
		2886	# only activate afterwards, to support waiting in hooks
		2887	$self->activate_recursive;
		2888	}
2260		2889
		2890	}
		2891
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2892	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2893
2263	Moves the player to the given map-path and coordinates by first freezing	2894	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2895	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2896	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2897	the new (success) or old (failed) map position. In either case, $done will
		2898	be called at the end of this process.
		2899
		2900	Note that $check will be called with a potentially non-loaded map, so if
		2901	it needs a loaded map it has to call C<< ->load >>.
2267		2902
2268	=cut	2903	=cut
2269		2904
2270	our $GOTOGEN;	2905	our $GOTOGEN;
2271		2906
2272	sub cf::object::player::goto {	2907	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2908	my ($self, $path, $x, $y, $check, $done) = @_;
		2909
		2910	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2911	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2912	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2913	($path, $x, $y) = @$EMERGENCY_POSITION;
		2914	}
2274		2915
2275	# do generation counting so two concurrent goto's will be executed in-order	2916	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2917	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2918
2278	$self->enter_link;	2919	$self->enter_link;
2279		2920
2280	(async {	2921	(async {
		2922	$Coro::current->{desc} = "player::goto $path $x $y";
		2923
		2924	# *tag paths override both path and x|y
		2925	if ($path =~ /^\*(.*)$/) {
		2926	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2927	my $ob = $obs[rand @obs];
		2928
		2929	# see if we actually can go there
		2930	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2931	$ob = $obs[rand @obs];
		2932	} else {
		2933	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2934	}
		2935	# else put us there anyways for now #d#
		2936
		2937	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2938	} else {
		2939	($path, $x, $y) = (undef, undef, undef);
		2940	}
		2941	}
		2942
2281	my $map = eval {	2943	my $map = eval {
2282	my $map = cf::map::find $path;	2944	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2283		2945
2284	if ($map) {	2946	if ($map) {
2285	$map = $map->customise_for ($self);	2947	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2948	$map = $check->($map, $x, $y, $self) if $check && $map;
2287	} else {	2949	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2950	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2951	}
2290		2952
2291	$map	2953	$map
2292	};	2954	};
2293		2955
…		…
2298		2960
2299	if ($gen == $self->{_goto_generation}) {	2961	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2962	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2963	$self->leave_link ($map, $x, $y);
2302	}	2964	}
		2965
		2966	$done->($self) if $done;
2303	})->prio (1);	2967	})->prio (1);
2304	}	2968	}
2305		2969
2306	=item $player_object->enter_exit ($exit_object)	2970	=item $player_object->enter_exit ($exit_object)
2307		2971
…		…
2327	}	2991	}
2328		2992
2329	sub prepare_random_map {	2993	sub prepare_random_map {
2330	my ($exit) = @_;	2994	my ($exit) = @_;
2331		2995
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2996	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2997	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2998	# that depends on the exit object
2337		2999
2338	my $rmp = parse_random_map_params $exit->msg;	3000	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	3002	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	3003	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	3004	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	3005	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	3006	$rmp->{origin_y} = $exit->y;
		3007
		3008	$exit->map->touch;
2345	}	3009	}
2346		3010
2347	$rmp->{random_seed} ||= $exit->random_seed;	3011	$rmp->{random_seed} ||= $exit->random_seed;
2348		3012
2349	my $data = cf::to_json $rmp;	3013	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	3014	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	3015	my $meta = "$RANDOMDIR/$md5.meta";
2352		3016
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3017	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	3018	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	3019	undef $fh;
2356	aio_rename "$meta~", $meta;	3020	aio_rename "$meta~", $meta;
2357		3021
		3022	my $slaying = "?random/$md5";
		3023
		3024	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	3025	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	3026	$exit->msg (undef);
		3027	}
2360	}	3028	}
2361	}	3029	}
2362		3030
2363	sub cf::object::player::enter_exit {	3031	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	3032	my ($self, $exit) = @_;
2365		3033
2366	return unless $self->type == cf::PLAYER;	3034	return unless $self->type == cf::PLAYER;
2367		3035
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	3036	$self->enter_link;
2380		3037
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	3038	(async {
2386	$self->deactivate_recursive; # just to be sure	3039	$Coro::current->{desc} = "enter_exit";
		3040
2387	unless (eval {	3041	unless (eval {
		3042	$self->deactivate_recursive; # just to be sure
		3043
		3044	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3045	my $x = $exit->stats->hp;
		3046	my $y = $exit->stats->sp;
		3047
		3048	# special map handling
		3049	my $slaying = $exit->slaying;
		3050
		3051	# special map handling
		3052	if ($slaying eq "/!") {
		3053	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3054
		3055	prepare_random_map $exit
		3056	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3057
		3058	$map = $exit->slaying;
		3059
		3060	} elsif ($slaying eq '!up') {
		3061	$map = $exit->map->tile_path (cf::TILE_UP);
		3062	$x = $exit->x;
		3063	$y = $exit->y;
		3064
		3065	} elsif ($slaying eq '!down') {
		3066	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3067	$x = $exit->x;
		3068	$y = $exit->y;
		3069	}
		3070
2388	$self->goto ($slaying, $hp, $sp);	3071	$self->goto ($map, $x, $y);
2389		3072
		3073	# if exit is damned, update players death & WoR home-position
		3074	$self->contr->savebed ($map, $x, $y)
		3075	if $exit->flag (cf::FLAG_DAMNED);
		3076
2390	1;	3077	1
2391	}) {	3078	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	3079	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	3080	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	3081	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	3082	cf::NDI_UNIQUE | cf::NDI_RED);
2396		3083
2397	warn "ERROR in enter_exit: $@";	3084	error "ERROR in enter_exit: $@";
2398	$self->leave_link;	3085	$self->leave_link;
2399	}	3086	}
2400	})->prio (1);	3087	})->prio (1);
2401	}	3088	}
2402		3089
2403	=head3 cf::client	3090	=head3 cf::client
2404		3091
2405	=over 4	3092	=over 4
2406		3093
2407	=item $client->send_drawinfo ($text, $flags)	3094	=item $client->send_big_packet ($pkt)
2408		3095
2409	Sends a drawinfo packet to the client. Circumvents output buffering so	3096	Like C<send_packet>, but tries to compress large packets, and fragments
2410	should not be used under normal circumstances.	3097	them as required.
2411		3098
2412	=cut	3099	=cut
2413		3100
		3101	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3102
2414	sub cf::client::send_drawinfo {	3103	sub cf::client::send_big_packet {
2415	my ($self, $text, $flags) = @_;	3104	my ($self, $pkt) = @_;
2416		3105
2417	utf8::encode $text;	3106	# try lzf for large packets
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3107	$pkt = "lzf " . Compress::LZF::compress $pkt
2419	}	3108	if 1024 <= length $pkt and $self->{can_lzf};
2420		3109
		3110	# split very large packets
		3111	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3112	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3113	$pkt = "frag";
		3114	}
		3115
		3116	$self->send_packet ($pkt);
		3117	}
		3118
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	3119	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		3120
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	3121	Send a msg packet to the client, formatting the msg for the client if
2424	client if neccessary. C<$type> should be a string identifying the type of	3122	necessary. C<$type> should be a string identifying the type of the
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	3123	message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	3124	the message unless the client supports the msg packet.
2427		3125
2428	=cut	3126	=cut
2429		3127
		3128	# non-persistent channels (usually the info channel)
		3129	our %CHANNEL = (
		3130	"c/motd" => {
		3131	id => "infobox",
		3132	title => "MOTD",
		3133	reply => undef,
		3134	tooltip => "The message of the day",
		3135	},
		3136	"c/identify" => {
		3137	id => "infobox",
		3138	title => "Identify",
		3139	reply => undef,
		3140	tooltip => "Items recently identified",
		3141	},
		3142	"c/examine" => {
		3143	id => "infobox",
		3144	title => "Examine",
		3145	reply => undef,
		3146	tooltip => "Signs and other items you examined",
		3147	},
		3148	"c/shopinfo" => {
		3149	id => "infobox",
		3150	title => "Shop Info",
		3151	reply => undef,
		3152	tooltip => "What your bargaining skill tells you about the shop",
		3153	},
		3154	"c/book" => {
		3155	id => "infobox",
		3156	title => "Book",
		3157	reply => undef,
		3158	tooltip => "The contents of a note or book",
		3159	},
		3160	"c/lookat" => {
		3161	id => "infobox",
		3162	title => "Look",
		3163	reply => undef,
		3164	tooltip => "What you saw there",
		3165	},
		3166	"c/who" => {
		3167	id => "infobox",
		3168	title => "Players",
		3169	reply => undef,
		3170	tooltip => "Shows players who are currently online",
		3171	},
		3172	"c/body" => {
		3173	id => "infobox",
		3174	title => "Body Parts",
		3175	reply => undef,
		3176	tooltip => "Shows which body parts you possess and are available",
		3177	},
		3178	"c/statistics" => {
		3179	id => "infobox",
		3180	title => "Statistics",
		3181	reply => undef,
		3182	tooltip => "Shows your primary statistics",
		3183	},
		3184	"c/skills" => {
		3185	id => "infobox",
		3186	title => "Skills",
		3187	reply => undef,
		3188	tooltip => "Shows your experience per skill and item power",
		3189	},
		3190	"c/shopitems" => {
		3191	id => "infobox",
		3192	title => "Shop Items",
		3193	reply => undef,
		3194	tooltip => "Shows the items currently for sale in this shop",
		3195	},
		3196	"c/resistances" => {
		3197	id => "infobox",
		3198	title => "Resistances",
		3199	reply => undef,
		3200	tooltip => "Shows your resistances",
		3201	},
		3202	"c/pets" => {
		3203	id => "infobox",
		3204	title => "Pets",
		3205	reply => undef,
		3206	tooltip => "Shows information abotu your pets/a specific pet",
		3207	},
		3208	"c/perceiveself" => {
		3209	id => "infobox",
		3210	title => "Perceive Self",
		3211	reply => undef,
		3212	tooltip => "You gained detailed knowledge about yourself",
		3213	},
		3214	"c/uptime" => {
		3215	id => "infobox",
		3216	title => "Uptime",
		3217	reply => undef,
		3218	tooltip => "How long the server has been running since last restart",
		3219	},
		3220	"c/mapinfo" => {
		3221	id => "infobox",
		3222	title => "Map Info",
		3223	reply => undef,
		3224	tooltip => "Information related to the maps",
		3225	},
		3226	"c/party" => {
		3227	id => "party",
		3228	title => "Party",
		3229	reply => "gsay ",
		3230	tooltip => "Messages and chat related to your party",
		3231	},
		3232	"c/death" => {
		3233	id => "death",
		3234	title => "Death",
		3235	reply => undef,
		3236	tooltip => "Reason for and more info about your most recent death",
		3237	},
		3238	"c/fatal" => {
		3239	id => "fatal",
		3240	title => "Fatal Error",
		3241	reply => undef,
		3242	tooltip => "Reason for the server disconnect",
		3243	},
		3244	"c/say" => $SAY_CHANNEL,
		3245	"c/chat" => $CHAT_CHANNEL,
		3246	);
		3247
2430	sub cf::client::send_msg {	3248	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	3249	my ($self, $channel, $msg, $color, @extra) = @_;
2432		3250
2433	$msg = $self->pl->expand_cfpod ($msg);	3251	$msg = $self->pl->expand_cfpod ($msg)
		3252	unless $color & cf::NDI_VERBATIM;
		3253
		3254	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3255
		3256	# check predefined channels, for the benefit of C
		3257	if ($CHANNEL{$channel}) {
		3258	$channel = $CHANNEL{$channel};
		3259
		3260	$self->ext_msg (channel_info => $channel);
		3261	$channel = $channel->{id};
		3262
		3263	} elsif (ref $channel) {
		3264	# send meta info to client, if not yet sent
		3265	unless (exists $self->{channel}{$channel->{id}}) {
		3266	$self->{channel}{$channel->{id}} = $channel;
		3267	$self->ext_msg (channel_info => $channel);
		3268	}
		3269
		3270	$channel = $channel->{id};
		3271	}
2434		3272
2435	return unless @extra || length $msg;	3273	return unless @extra || length $msg;
2436		3274
2437	if ($self->can_msg) {	3275	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3276	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3277	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3278
2450	if ($color >= 0) {	3279	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3280	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3281	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3282	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3283
		3284	$self->send_big_packet ($pkt);
		3285	}
		3286
2461	=item $client->ext_event ($type, %msg)	3287	=item $client->ext_msg ($type, @msg)
2462		3288
2463	Sends an ext event to the client.	3289	Sends an ext event to the client.
2464		3290
2465	=cut	3291	=cut
2466		3292
2467	sub cf::client::ext_event($$%) {	3293	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3294	my ($self, $type, @msg) = @_;
2469		3295
2470	return unless $self->extcmd;
2471
2472	$msg{msgtype} = "event_$type";
2473	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3296	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2474	}	3297	}
2475		3298
2476	=item $success = $client->query ($flags, "text", \&cb)	3299	=item $success = $client->query ($flags, "text", \&cb)
2477		3300
2478	Queues a query to the client, calling the given callback with	3301	Queues a query to the client, calling the given callback with
…		…
2498		3321
2499	$self->send_packet ($self->{query_queue}[0][0])	3322	$self->send_packet ($self->{query_queue}[0][0])
2500	if @{ $self->{query_queue} } == 1;	3323	if @{ $self->{query_queue} } == 1;
2501		3324
2502	1	3325	1
		3326	}
		3327
		3328	=item $client->update_command_faces
		3329
		3330	=cut
		3331
		3332	our %COMMAND_FACE;
		3333
		3334	sub cf::client::update_command_faces {
		3335	my ($self) = @_;
		3336
		3337	my @faces = grep $_,
		3338	$COMMAND_FACE{preferred},
		3339	$COMMAND_FACE{standard},
		3340	$COMMAND_FACE{skill},
		3341	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3342	$COMMAND_FACE{emote},
		3343	;
		3344
		3345	$self->send_face ($_)
		3346	for @faces;
		3347	$self->flush_fx;
		3348
		3349	$self->ext_msg (command_list => @faces);
		3350	}
		3351
		3352	=item cf::client::set_command_face $type, $commands
		3353
		3354	=cut
		3355
		3356	sub cf::client::set_command_face {
		3357	my ($type, $list) = @_;
		3358
		3359	my $idx = &cf::face::set ( #d# ugly forward reference
		3360	"command_list/$type" => cf::FT_RSRC,
		3361	JSON::XS->new->utf8->encode ([ sort @$list ])
		3362	);
		3363
		3364	$COMMAND_FACE{$type} = $idx;
2503	}	3365	}
2504		3366
2505	cf::client->attach (	3367	cf::client->attach (
2506	on_connect => sub {	3368	on_connect => sub {
2507	my ($ns) = @_;	3369	my ($ns) = @_;
…		…
2533	my ($ns, $buf) = @_;	3395	my ($ns, $buf) = @_;
2534		3396
2535	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3397	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2536		3398
2537	if (ref $msg) {	3399	if (ref $msg) {
		3400	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3401
2538	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3402	if (my $cb = $EXTIACMD{$type}) {
2539	if (my %reply = $cb->($ns, $msg)) {	3403	$cb->(
2540	$reply{msgid} = $msg->{msgid};	3404	$ns,
2541	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));	3405	sub {
		3406	$ns->ext_msg ("reply-$reply", @_)
		3407	if $reply;
		3408	},
		3409	@payload
		3410	);
		3411	} else {
		3412	my @reply;
		3413
		3414	if (my $cb = $EXTICMD{$type}) {
		3415	@reply = $cb->($ns, @payload);
2542	}	3416	}
		3417
		3418	$ns->ext_msg ("reply-$reply", @reply)
		3419	if $reply;
2543	}	3420	}
2544	} else {	3421	} else {
2545	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3422	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2546	}	3423	}
2547		3424
2548	cf::override;	3425	cf::override;
2549	},	3426	},
2550	);	3427	);
…		…
2570		3447
2571	$coro	3448	$coro
2572	}	3449	}
2573		3450
2574	cf::client->attach (	3451	cf::client->attach (
2575	on_destroy => sub {	3452	on_client_destroy => sub {
2576	my ($ns) = @_;	3453	my ($ns) = @_;
2577		3454
2578	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3455	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2579	},	3456	},
2580	);	3457	);
…		…
2595	our $safe = new Safe "safe";	3472	our $safe = new Safe "safe";
2596	our $safe_hole = new Safe::Hole;	3473	our $safe_hole = new Safe::Hole;
2597		3474
2598	$SIG{FPE} = 'IGNORE';	3475	$SIG{FPE} = 'IGNORE';
2599		3476
2600	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3477	$safe->permit_only (Opcode::opset qw(
		3478	:base_core :base_mem :base_orig :base_math :base_loop
		3479	grepstart grepwhile mapstart mapwhile
		3480	sort time
		3481	));
2601		3482
2602	# here we export the classes and methods available to script code	3483	# here we export the classes and methods available to script code
2603		3484
2604	=pod	3485	=pod
2605		3486
2606	The following functions and methods are available within a safe environment:	3487	The following functions and methods are available within a safe environment:
2607		3488
2608	cf::object	3489	cf::object
2609	contr pay_amount pay_player map x y force_find force_add	3490	contr pay_amount pay_player map x y force_find force_add destroy
2610	insert remove	3491	insert remove name archname title slaying race decrease split
		3492	value
2611		3493
2612	cf::object::player	3494	cf::object::player
2613	player	3495	player
2614		3496
2615	cf::player	3497	cf::player
…		…
2620		3502
2621	=cut	3503	=cut
2622		3504
2623	for (	3505	for (
2624	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3506	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2625	insert remove)],	3507	insert remove inv nrof name archname title slaying race
		3508	decrease split destroy change_exp value msg lore send_msg)],
2626	["cf::object::player" => qw(player)],	3509	["cf::object::player" => qw(player)],
2627	["cf::player" => qw(peaceful)],	3510	["cf::player" => qw(peaceful send_msg)],
2628	["cf::map" => qw(trigger)],	3511	["cf::map" => qw(trigger)],
2629	) {	3512	) {
2630	no strict 'refs';
2631	my ($pkg, @funs) = @$_;	3513	my ($pkg, @funs) = @$_;
2632	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3514	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2633	for @funs;	3515	for @funs;
2634	}	3516	}
2635		3517
…		…
2650		3532
2651	my $qcode = $code;	3533	my $qcode = $code;
2652	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3534	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2653	$qcode =~ s/\n/\\n/g;	3535	$qcode =~ s/\n/\\n/g;
2654		3536
		3537	%vars = (_dummy => 0) unless %vars;
		3538
		3539	my @res;
2655	local $_;	3540	local $_;
2656	local @safe::cf::_safe_eval_args = values %vars;
2657		3541
2658	my $eval =	3542	my $eval =
2659	"do {\n"	3543	"do {\n"
2660	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3544	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2661	. "#line 0 \"{$qcode}\"\n"	3545	. "#line 0 \"{$qcode}\"\n"
2662	. $code	3546	. $code
2663	. "\n}"	3547	. "\n}"
2664	;	3548	;
2665		3549
		3550	if ($CFG{safe_eval}) {
2666	sub_generation_inc;	3551	sub_generation_inc;
		3552	local @safe::cf::_safe_eval_args = values %vars;
2667	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3553	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2668	sub_generation_inc;	3554	sub_generation_inc;
		3555	} else {
		3556	local @cf::_safe_eval_args = values %vars;
		3557	@res = wantarray ? eval eval : scalar eval $eval;
		3558	}
2669		3559
2670	if ($@) {	3560	if ($@) {
2671	warn "$@";	3561	warn "$@",
2672	warn "while executing safe code '$code'\n";	3562	"while executing safe code '$code'\n",
2673	warn "with arguments " . (join " ", %vars) . "\n";	3563	"with arguments " . (join " ", %vars) . "\n";
2674	}	3564	}
2675		3565
2676	wantarray ? @res : $res[0]	3566	wantarray ? @res : $res[0]
2677	}	3567	}
2678		3568
…		…
2692	=cut	3582	=cut
2693		3583
2694	sub register_script_function {	3584	sub register_script_function {
2695	my ($fun, $cb) = @_;	3585	my ($fun, $cb) = @_;
2696		3586
2697	no strict 'refs';	3587	$fun = "safe::$fun" if $CFG{safe_eval};
2698	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3588	*$fun = $safe_hole->wrap ($cb);
2699	}	3589	}
2700		3590
2701	=back	3591	=back
2702		3592
2703	=cut	3593	=cut
2704		3594
2705	#############################################################################	3595	#############################################################################
2706	# the server's init and main functions	3596	# the server's init and main functions
2707		3597
		3598	{
		3599	package cf::face;
		3600
		3601	our %HASH; # hash => idx
		3602	our @DATA; # dynamically-created facedata, only faceste 0 used
		3603	our @FOFS; # file offset, if > 0
		3604	our @SIZE; # size of face, in octets
		3605	our @META; # meta hash of face, if any
		3606	our $DATAFH; # facedata filehandle
		3607
		3608	# internal api, not finalised
		3609	sub set {
		3610	my ($name, $type, $data) = @_;
		3611
		3612	my $idx = cf::face::find $name;
		3613
		3614	if ($idx) {
		3615	delete $HASH{cf::face::get_csum $idx};
		3616	} else {
		3617	$idx = cf::face::alloc $name;
		3618	}
		3619
		3620	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3621
		3622	cf::face::set_type $idx, $type;
		3623	cf::face::set_csum $idx, 0, $hash;
		3624
		3625	# we need to destroy the SV itself, not just modify it, as a running ix
		3626	# might hold a reference to it: "delete" achieves that.
		3627	delete $FOFS[0][$idx];
		3628	delete $DATA[0][$idx];
		3629	$DATA[0][$idx] = $data;
		3630	$SIZE[0][$idx] = length $data;
		3631	delete $META[$idx];
		3632	$HASH{$hash} = $idx;#d#
		3633
		3634	$idx
		3635	}
		3636
		3637	sub _get_data($$$) {
		3638	my ($idx, $set, $cb) = @_;
		3639
		3640	if (defined $DATA[$set][$idx]) {
		3641	$cb->($DATA[$set][$idx]);
		3642	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3643	my $size = $SIZE[$set][$idx];
		3644	my $buf;
		3645	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3646	if ($_[0] == $size) {
		3647	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3648	$cb->($buf);
		3649	} else {
		3650	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3651	}
		3652	};
		3653	} else {
		3654	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3655	}
		3656	}
		3657
		3658	# rather ineffient
		3659	sub cf::face::get_data($;$) {
		3660	my ($idx, $set) = @_;
		3661
		3662	_get_data $idx, $set, Coro::rouse_cb;
		3663	Coro::rouse_wait
		3664	}
		3665
		3666	sub cf::face::ix {
		3667	my ($ns, $set, $idx, $pri) = @_;
		3668
		3669	_get_data $idx, $set, sub {
		3670	$ns->ix_send ($idx, $pri, $_[0]);
		3671	};
		3672	}
		3673	}
		3674
2708	sub load_facedata($) {	3675	sub load_facedata($) {
2709	my ($path) = @_;	3676	my ($path) = @_;
2710		3677
		3678	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3679
2711	warn "loading facedata from $path\n";	3680	trace "loading facedata from $path\n";
2712		3681
2713	my $facedata;	3682	my $facedata = decode_storable load_file "$path/faceinfo";
2714	0 < aio_load $path, $facedata
2715	or die "$path: $!";
2716
2717	$facedata = Coro::Storable::thaw $facedata;
2718		3683
2719	$facedata->{version} == 2	3684	$facedata->{version} == 2
2720	or cf::cleanup "$path: version mismatch, cannot proceed.";	3685	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
		3686
		3687	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
		3688	or cf::cleanup "$path/facedata: $!, cannot proceed.";
		3689
		3690	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
		3691
		3692	# BEGIN ATOMIC
		3693	# from here on, everything must be atomic - no thread switch allowed
		3694	my $t1 = EV::time;
2721		3695
2722	{	3696	{
2723	my $faces = $facedata->{faceinfo};	3697	my $faces = $facedata->{faceinfo};
2724		3698
2725	while (my ($face, $info) = each %$faces) {	3699	for my $face (sort keys %$faces) {
		3700	my $info = $faces->{$face};
2726	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3701	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3702
2727	cf::face::set_visibility $idx, $info->{visibility};	3703	cf::face::set_visibility $idx, $info->{visibility};
2728	cf::face::set_magicmap $idx, $info->{magicmap};	3704	cf::face::set_magicmap $idx, $info->{magicmap};
2729	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3705	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2730	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3706	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2731		3707	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2732	cf::cede_to_tick;	3708	$cf::face::HASH{$info->{hash64}} = $idx;
		3709	delete $cf::face::META[$idx];
2733	}	3710	}
2734		3711
2735	while (my ($face, $info) = each %$faces) {	3712	while (my ($face, $info) = each %$faces) {
2736	next unless $info->{smooth};	3713	next unless $info->{smooth};
		3714
2737	my $idx = cf::face::find $face	3715	my $idx = cf::face::find $face
2738	or next;	3716	or next;
		3717
2739	if (my $smooth = cf::face::find $info->{smooth}) {	3718	if (my $smooth = cf::face::find $info->{smooth}) {
2740	cf::face::set_smooth $idx, $smooth;	3719	cf::face::set_smooth $idx, $smooth;
2741	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3720	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2742	} else {	3721	} else {
2743	warn "smooth face '$info->{smooth}' not found for face '$face'";	3722	error "smooth face '$info->{smooth}' not found for face '$face'";
2744	}	3723	}
2745
2746	cf::cede_to_tick;
2747	}	3724	}
2748	}	3725	}
2749		3726
2750	{	3727	{
2751	my $anims = $facedata->{animinfo};	3728	my $anims = $facedata->{animinfo};
2752		3729
2753	while (my ($anim, $info) = each %$anims) {	3730	while (my ($anim, $info) = each %$anims) {
2754	cf::anim::set $anim, $info->{frames}, $info->{facings};	3731	cf::anim::set $anim, $info->{frames}, $info->{facings};
2755	cf::cede_to_tick;
2756	}	3732	}
2757		3733
2758	cf::anim::invalidate_all; # d'oh	3734	cf::anim::invalidate_all; # d'oh
2759	}	3735	}
2760		3736
2761	{	3737	{
2762	# TODO: for gcfclient pleasure, we should give resources
2763	# that gcfclient doesn't grok a >10000 face index.
2764	my $res = $facedata->{resource};	3738	my $res = $facedata->{resource};
2765	my $enc = JSON::XS->new->utf8->canonical;
2766		3739
2767	while (my ($name, $info) = each %$res) {	3740	while (my ($name, $info) = each %$res) {
2768	my $meta = $enc->encode ({	3741	if (defined (my $type = $info->{type})) {
2769	name => $name,	3742	# TODO: different hash - must free and use new index, or cache ixface data queue
2770	type => $info->{type},
2771	copyright => $info->{copyright}, #TODO#
2772	});
2773	my $data = pack "(w/a*)*", $meta, $info->{data};
2774	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2775
2776	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3743	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3744
2777	cf::face::set_type $idx, 1;	3745	cf::face::set_type $idx, $type;
2778	cf::face::set_data $idx, 0, $data, $chk;	3746	cf::face::set_csum $idx, 0, $info->{hash};
2779		3747	$cf::face::SIZE[0][$idx] = $info->{size};
2780	cf::cede_to_tick;	3748	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3749	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3750	$cf::face::HASH{$info->{hash}} = $idx;
		3751	} else {
		3752	# $RESOURCE{$name} = $info; # unused
2781	}	3753	}
		3754	}
2782	}	3755	}
		3756
		3757	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3758
		3759	# HACK to clear player env face cache, we need some signal framework
		3760	# for this (global event?)
		3761	%ext::player_env::MUSIC_FACE_CACHE = ();
		3762
		3763	# END ATOMIC
		3764
		3765	cf::debug "facedata atomic update time ", EV::time - $t1;
		3766
		3767	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3768
		3769	aio_close $fh if $fh; # close old facedata
2783		3770
2784	1	3771	1
2785	}	3772	}
2786		3773
		3774	register_exticmd fx_want => sub {
		3775	my ($ns, $want) = @_;
		3776
		3777	while (my ($k, $v) = each %$want) {
		3778	$ns->fx_want ($k, $v);
		3779	}
		3780	};
		3781
		3782	sub load_resource_file($) {
		3783	my $guard = lock_acquire "load_resource_file";
		3784
		3785	my $status = load_resource_file_ $_[0];
		3786	get_slot 0.1, 100;
		3787	cf::arch::commit_load;
		3788
		3789	$status
		3790	}
		3791
		3792	sub reload_exp_table {
		3793	_reload_exp_table;
		3794
		3795	cf::face::set
		3796	"res/exp_table" => FT_RSRC,
		3797	JSON::XS->new->utf8->canonical->encode (
		3798	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3799	);
		3800	}
		3801
		3802	sub reload_materials {
		3803	_reload_materials;
		3804	}
		3805
2787	sub reload_regions {	3806	sub reload_regions {
		3807	# HACK to clear player env face cache, we need some signal framework
		3808	# for this (global event?)
		3809	%ext::player_env::MUSIC_FACE_CACHE = ();
		3810
2788	load_resource_file "$MAPDIR/regions"	3811	load_resource_file "$MAPDIR/regions"
2789	or die "unable to load regions file\n";	3812	or die "unable to load regions file\n";
2790		3813
2791	for (cf::region::list) {	3814	for (cf::region::list) {
2792	$_->{match} = qr/$_->{match}/	3815	$_->{match} = qr/$_->{match}/
2793	if exists $_->{match};	3816	if exists $_->{match};
2794	}	3817	}
2795	}	3818	}
2796		3819
2797	sub reload_facedata {	3820	sub reload_facedata {
2798	load_facedata "$DATADIR/facedata"	3821	load_facedata $DATADIR
2799	or die "unable to load facedata\n";	3822	or die "unable to load facedata\n";
2800	}	3823	}
2801		3824
2802	sub reload_archetypes {	3825	sub reload_archetypes {
2803	load_resource_file "$DATADIR/archetypes"	3826	load_resource_file "$DATADIR/archetypes"
2804	or die "unable to load archetypes\n";	3827	or die "unable to load archetypes\n";
2805	#d# NEED to laod twice to resolve forward references	3828
2806	# this really needs to be done in an extra post-pass	3829	cf::face::set
2807	# (which needs to be synchronous, so solve it differently)	3830	"res/skill_info" => FT_RSRC,
2808	load_resource_file "$DATADIR/archetypes"	3831	JSON::XS->new->utf8->canonical->encode (
2809	or die "unable to load archetypes\n";	3832	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3833	);
		3834
		3835	cf::face::set
		3836	"res/spell_paths" => FT_RSRC,
		3837	JSON::XS->new->utf8->canonical->encode (
		3838	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3839	);
		3840
		3841	# command completion
		3842	my @commands;
		3843
		3844	for (0..cf::arch::skillvec_size - 1) {
		3845	my $skill = cf::arch::skillvec $_;
		3846	my $name = $skill->name;
		3847	my $flags = cf::skill_flags $skill->subtype;
		3848
		3849	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3850	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3851	}
		3852
		3853	cf::client::set_command_face skill => \@commands;
2810	}	3854	}
2811		3855
2812	sub reload_treasures {	3856	sub reload_treasures {
2813	load_resource_file "$DATADIR/treasures"	3857	load_resource_file "$DATADIR/treasures"
2814	or die "unable to load treasurelists\n";	3858	or die "unable to load treasurelists\n";
2815	}	3859	}
2816		3860
		3861	sub reload_sound {
		3862	trace "loading sound config from $DATADIR/sound\n";
		3863
		3864	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3865
		3866	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3867	my $sound = $soundconf->{compat}[$_]
		3868	or next;
		3869
		3870	my $face = cf::face::find "sound/$sound->[1]";
		3871	cf::sound::set $sound->[0] => $face;
		3872	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3873	}
		3874
		3875	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3876	my $face = cf::face::find "sound/$v";
		3877	cf::sound::set $k => $face;
		3878	}
		3879	}
		3880
2817	sub reload_resources {	3881	sub reload_resources {
2818	warn "reloading resource files...\n";	3882	trace "reloading resource files...\n";
2819		3883
		3884	reload_materials;
		3885	reload_facedata;
		3886	reload_exp_table;
		3887	reload_sound;
		3888	reload_archetypes;
2820	reload_regions;	3889	reload_regions;
2821	reload_facedata;
2822	#reload_archetypes;#d#
2823	reload_archetypes;
2824	reload_treasures;	3890	reload_treasures;
2825		3891
2826	warn "finished reloading resource files\n";	3892	trace "finished reloading resource files\n";
2827	}	3893	}
2828		3894
2829	sub init {	3895	sub reload_config {
2830	reload_resources;	3896	trace "reloading config file...\n";
2831	}
2832		3897
2833	sub cfg_load {	3898	my $config = load_file "$CONFDIR/config";
2834	open my $fh, "<:utf8", "$CONFDIR/config"	3899	utf8::decode $config;
2835	or return;	3900	*CFG = decode_yaml $config;
2836		3901
2837	local $/;
2838	*CFG = YAML::Syck::Load <$fh>;
2839
2840	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3902	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2841		3903
2842	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3904	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2843	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3905	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2844		3906
2845	if (exists $CFG{mlockall}) {	3907	if (exists $CFG{mlockall}) {
…		…
2849	};	3911	};
2850	warn $@ if $@;	3912	warn $@ if $@;
2851	}	3913	}
2852	}	3914	}
2853		3915
		3916	sub pidfile() {
		3917	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3918	or die "$PIDFILE: $!";
		3919	flock $fh, &Fcntl::LOCK_EX
		3920	or die "$PIDFILE: flock: $!";
		3921	$fh
		3922	}
		3923
		3924	# make sure only one server instance is running at any one time
		3925	sub atomic {
		3926	my $fh = pidfile;
		3927
		3928	my $pid = <$fh>;
		3929	kill 9, $pid if $pid > 0;
		3930
		3931	seek $fh, 0, 0;
		3932	print $fh $$;
		3933	}
		3934
		3935	sub main_loop {
		3936	trace "EV::run starting\n";
		3937	if (1) {
		3938	EV::run;
		3939	}
		3940	trace "EV::run returned\n";
		3941	goto &main_loop unless $REALLY_UNLOOP;
		3942	}
		3943
2854	sub main {	3944	sub main {
		3945	cf::init_globals; # initialise logging
		3946
		3947	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3948	LOG llevInfo, "Copyright (C) 2017-2018 Marc Alexander Lehmann / the Deliantra team.";
		3949	LOG llevInfo, "Copyright (C) 2005-2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3950	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3951	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3952
		3953	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3954
2855	# we must not ever block the main coroutine	3955	# we must not ever block the main coroutine
2856	local $Coro::idle = sub {	3956	$Coro::idle = sub {
2857	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3957	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2858	(async {	3958	(async {
2859	Event::one_event;	3959	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3960	EV::run EV::RUN_ONCE;
2860	})->prio (Coro::PRIO_MAX);	3961	})->prio (Coro::PRIO_MAX);
2861	};	3962	};
2862		3963
2863	cfg_load;	3964	evthread_start IO::AIO::poll_fileno;
		3965
		3966	cf::sync_job {
		3967	cf::incloader::init ();
		3968
2864	db_init;	3969	db_init;
		3970
		3971	cf::init_anim;
		3972	cf::init_attackmess;
		3973	cf::init_dynamic;
		3974
		3975	cf::load_settings;
		3976
		3977	reload_resources;
		3978	reload_config;
		3979
		3980	cf::init_uuid;
		3981	cf::init_signals;
		3982	cf::init_skills;
		3983
		3984	cf::init_beforeplay;
		3985
		3986	atomic;
		3987
2865	load_extensions;	3988	load_extensions;
2866		3989
2867	$TICK_WATCHER->start;	3990	utime time, time, $RUNTIMEFILE;
2868	Event::loop;	3991
		3992	# no (long-running) fork's whatsoever before this point(!)
		3993	use POSIX ();
		3994	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3995
		3996	cf::_post_init 0;
		3997	};
		3998
		3999	cf::object::thawer::errors_are_fatal 0;
		4000	info "parse errors in files are no longer fatal from this point on.\n";
		4001
		4002	AE::postpone {
		4003	undef &main; # free gobs of memory :)
		4004	};
		4005
		4006	goto &main_loop;
2869	}	4007	}
2870		4008
2871	#############################################################################	4009	#############################################################################
2872	# initialisation and cleanup	4010	# initialisation and cleanup
2873		4011
2874	# install some emergency cleanup handlers	4012	# install some emergency cleanup handlers
2875	BEGIN {	4013	BEGIN {
		4014	our %SIGWATCHER = ();
2876	for my $signal (qw(INT HUP TERM)) {	4015	for my $signal (qw(INT HUP TERM)) {
2877	Event->signal (	4016	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2878	reentrant => 0,
2879	data => WF_AUTOCANCEL,
2880	signal => $signal,
2881	prio => 0,
2882	cb => sub {
2883	cf::cleanup "SIG$signal";	4017	cf::cleanup "SIG$signal";
2884	},
2885	);	4018	};
2886	}	4019	}
2887	}	4020	}
2888		4021
2889	sub write_runtime {	4022	sub write_runtime_sync {
2890	my $runtime = "$LOCALDIR/runtime";	4023	my $t0 = AE::time;
2891		4024
2892	# first touch the runtime file to show we are still running:	4025	# first touch the runtime file to show we are still running:
2893	# the fsync below can take a very very long time.	4026	# the fsync below can take a very very long time.
2894		4027
2895	IO::AIO::aio_utime $runtime, undef, undef;	4028	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2896		4029
2897	my $guard = cf::lock_acquire "write_runtime";	4030	my $guard = cf::lock_acquire "write_runtime";
2898		4031
2899	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4032	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2900	or return;	4033	or return;
2901		4034
2902	my $value = $cf::RUNTIME + 90 + 10;	4035	my $value = $cf::RUNTIME + 90 + 10;
2903	# 10 is the runtime save interval, for a monotonic clock	4036	# 10 is the runtime save interval, for a monotonic clock
2904	# 60 allows for the watchdog to kill the server.	4037	# 60 allows for the watchdog to kill the server.
…		…
2914	aio_utime $fh, undef, undef;	4047	aio_utime $fh, undef, undef;
2915		4048
2916	close $fh	4049	close $fh
2917	or return;	4050	or return;
2918		4051
2919	aio_rename "$runtime~", $runtime	4052	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2920	and return;	4053	and return;
2921		4054
2922	warn "runtime file written.\n";	4055	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2923		4056
2924	1	4057	1
		4058	}
		4059
		4060	our $uuid_lock;
		4061	our $uuid_skip;
		4062
		4063	sub write_uuid_sync($) {
		4064	$uuid_skip ||= $_[0];
		4065
		4066	return if $uuid_lock;
		4067	local $uuid_lock = 1;
		4068
		4069	my $uuid = "$LOCALDIR/uuid";
		4070
		4071	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4072	or return;
		4073
		4074	my $value = uuid_seq uuid_cur;
		4075
		4076	unless ($value) {
		4077	info "cowardly refusing to write zero uuid value!\n";
		4078	return;
		4079	}
		4080
		4081	my $value = uuid_str $value + $uuid_skip;
		4082	$uuid_skip = 0;
		4083
		4084	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4085	and return;
		4086
		4087	# always fsync - this file is important
		4088	aio_fsync $fh
		4089	and return;
		4090
		4091	close $fh
		4092	or return;
		4093
		4094	aio_rename "$uuid~", $uuid
		4095	and return;
		4096
		4097	trace "uuid file written ($value).\n";
		4098
		4099	1
		4100
		4101	}
		4102
		4103	sub write_uuid($$) {
		4104	my ($skip, $sync) = @_;
		4105
		4106	$sync ? write_uuid_sync $skip
		4107	: async { write_uuid_sync $skip };
2925	}	4108	}
2926		4109
2927	sub emergency_save() {	4110	sub emergency_save() {
2928	my $freeze_guard = cf::freeze_mainloop;	4111	my $freeze_guard = cf::freeze_mainloop;
2929		4112
2930	warn "enter emergency perl save\n";	4113	info "emergency_perl_save: enter\n";
		4114
		4115	# this is a trade-off: we want to be very quick here, so
		4116	# save all maps without fsync, and later call a global sync
		4117	# (which in turn might be very very slow)
		4118	local $USE_FSYNC = 0;
2931		4119
2932	cf::sync_job {	4120	cf::sync_job {
		4121	cf::write_runtime_sync; # external watchdog should not bark
		4122
2933	# use a peculiar iteration method to avoid tripping on perl	4123	# use a peculiar iteration method to avoid tripping on perl
2934	# refcount bugs in for. also avoids problems with players	4124	# refcount bugs in for. also avoids problems with players
2935	# and maps saved/destroyed asynchronously.	4125	# and maps saved/destroyed asynchronously.
2936	warn "begin emergency player save\n";	4126	info "emergency_perl_save: begin player save\n";
2937	for my $login (keys %cf::PLAYER) {	4127	for my $login (keys %cf::PLAYER) {
2938	my $pl = $cf::PLAYER{$login} or next;	4128	my $pl = $cf::PLAYER{$login} or next;
2939	$pl->valid or next;	4129	$pl->valid or next;
		4130	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2940	$pl->save;	4131	$pl->save;
2941	}	4132	}
2942	warn "end emergency player save\n";	4133	info "emergency_perl_save: end player save\n";
2943		4134
2944	warn "begin emergency map save\n";	4135	cf::write_runtime_sync; # external watchdog should not bark
		4136
		4137	info "emergency_perl_save: begin map save\n";
2945	for my $path (keys %cf::MAP) {	4138	for my $path (keys %cf::MAP) {
2946	my $map = $cf::MAP{$path} or next;	4139	my $map = $cf::MAP{$path} or next;
2947	$map->valid or next;	4140	$map->valid or next;
2948	$map->save;	4141	$map->save;
2949	}	4142	}
2950	warn "end emergency map save\n";	4143	info "emergency_perl_save: end map save\n";
2951		4144
2952	warn "begin emergency database checkpoint\n";	4145	cf::write_runtime_sync; # external watchdog should not bark
		4146
		4147	info "emergency_perl_save: begin database checkpoint\n";
2953	BDB::db_env_txn_checkpoint $DB_ENV;	4148	BDB::db_env_txn_checkpoint $DB_ENV;
2954	warn "end emergency database checkpoint\n";	4149	info "emergency_perl_save: end database checkpoint\n";
		4150
		4151	info "emergency_perl_save: begin write uuid\n";
		4152	write_uuid_sync 1;
		4153	info "emergency_perl_save: end write uuid\n";
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
		4156
		4157	trace "emergency_perl_save: syncing database to disk";
		4158	BDB::db_env_txn_checkpoint $DB_ENV;
		4159
		4160	info "emergency_perl_save: starting sync\n";
		4161	IO::AIO::aio_sync sub {
		4162	info "emergency_perl_save: finished sync\n";
		4163	};
		4164
		4165	cf::write_runtime_sync; # external watchdog should not bark
		4166
		4167	trace "emergency_perl_save: flushing outstanding aio requests";
		4168	while (IO::AIO::nreqs || BDB::nreqs) {
		4169	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4170	}
		4171
		4172	cf::write_runtime_sync; # external watchdog should not bark
2955	};	4173	};
2956		4174
2957	warn "leave emergency perl save\n";	4175	info "emergency_perl_save: leave\n";
2958	}	4176	}
2959		4177
2960	sub post_cleanup {	4178	sub post_cleanup {
2961	my ($make_core) = @_;	4179	my ($make_core) = @_;
2962		4180
		4181	IO::AIO::flush;
		4182
2963	warn Carp::longmess "post_cleanup backtrace"	4183	error Carp::longmess "post_cleanup backtrace"
2964	if $make_core;	4184	if $make_core;
		4185
		4186	my $fh = pidfile;
		4187	unlink $PIDFILE if <$fh> == $$;
		4188	}
		4189
		4190	# a safer delete_package, copied from Symbol
		4191	sub clear_package($) {
		4192	my $pkg = shift;
		4193
		4194	# expand to full symbol table name if needed
		4195	unless ($pkg =~ /^main::.*::$/) {
		4196	$pkg = "main$pkg" if $pkg =~ /^::/;
		4197	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4198	$pkg .= '::' unless $pkg =~ /::$/;
		4199	}
		4200
		4201	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4202	my $stem_symtab = *{$stem}{HASH};
		4203
		4204	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4205	or return;
		4206
		4207	# clear all symbols
		4208	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4209	for my $name (keys %$leaf_symtab) {
		4210	_gv_clear *{"$pkg$name"};
		4211	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4212	}
2965	}	4213	}
2966		4214
2967	sub do_reload_perl() {	4215	sub do_reload_perl() {
2968	# can/must only be called in main	4216	# can/must only be called in main
2969	if ($Coro::current != $Coro::main) {	4217	unless (in_main) {
2970	warn "can only reload from main coroutine";	4218	error "can only reload from main coroutine";
2971	return;	4219	return;
2972	}	4220	}
2973		4221
2974	warn "reloading...";	4222	return if $RELOAD++;
2975		4223
2976	warn "entering sync_job";	4224	my $t1 = AE::time;
2977		4225
		4226	while ($RELOAD) {
		4227	cf::get_slot 0.1, -1, "reload_perl";
		4228	info "perl_reload: reloading...";
		4229
		4230	trace "perl_reload: entering sync_job";
		4231
2978	cf::sync_job {	4232	cf::sync_job {
2979	cf::write_runtime; # external watchdog should not bark
2980	cf::emergency_save;	4233	#cf::emergency_save;
2981	cf::write_runtime; # external watchdog should not bark
2982		4234
2983	warn "syncing database to disk";
2984	BDB::db_env_txn_checkpoint $DB_ENV;
2985
2986	# if anything goes wrong in here, we should simply crash as we already saved
2987
2988	warn "cancelling all WF_AUTOCANCEL watchers";
2989	for (Event::all_watchers) {
2990	$_->cancel if $_->data & WF_AUTOCANCEL;
2991	}
2992
2993	warn "flushing outstanding aio requests";
2994	for (;;) {
2995	BDB::flush;
2996	IO::AIO::flush;
2997	Coro::cede;
2998	last unless IO::AIO::nreqs || BDB::nreqs;
2999	warn "iterate...";
3000	}
3001
3002	++$RELOAD;
3003
3004	warn "cancelling all extension coros";	4235	trace "perl_reload: cancelling all extension coros";
3005	$_->cancel for values %EXT_CORO;	4236	$_->cancel for values %EXT_CORO;
3006	%EXT_CORO = ();	4237	%EXT_CORO = ();
3007		4238
3008	warn "removing commands";	4239	trace "perl_reload: removing commands";
3009	%COMMAND = ();	4240	%COMMAND = ();
3010		4241
3011	warn "removing ext/exti commands";	4242	trace "perl_reload: removing ext/exti commands";
3012	%EXTCMD = ();	4243	%EXTCMD = ();
3013	%EXTICMD = ();	4244	%EXTICMD = ();
3014		4245
3015	warn "unloading/nuking all extensions";	4246	trace "perl_reload: unloading/nuking all extensions";
3016	for my $pkg (@EXTS) {	4247	for my $pkg (@EXTS) {
3017	warn "... unloading $pkg";	4248	trace "... unloading $pkg";
3018		4249
3019	if (my $cb = $pkg->can ("unload")) {	4250	if (my $cb = $pkg->can ("unload")) {
3020	eval {	4251	eval {
3021	$cb->($pkg);	4252	$cb->($pkg);
3022	1	4253	1
3023	} or warn "$pkg unloaded, but with errors: $@";	4254	} or error "$pkg unloaded, but with errors: $@";
		4255	}
		4256
		4257	trace "... clearing $pkg";
		4258	clear_package $pkg;
3024	}	4259	}
3025		4260
3026	warn "... nuking $pkg";
3027	Symbol::delete_package $pkg;
3028	}
3029
3030	warn "unloading all perl modules loaded from $LIBDIR";	4261	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3031	while (my ($k, $v) = each %INC) {	4262	while (my ($k, $v) = each %INC) {
3032	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4263	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3033		4264
3034	warn "... unloading $k";	4265	trace "... unloading $k";
3035	delete $INC{$k};	4266	delete $INC{$k};
3036		4267
3037	$k =~ s/\.pm$//;	4268	$k =~ s/\.pm$//;
3038	$k =~ s/\//::/g;	4269	$k =~ s/\//::/g;
3039		4270
3040	if (my $cb = $k->can ("unload_module")) {	4271	if (my $cb = $k->can ("unload_module")) {
3041	$cb->();	4272	$cb->();
		4273	}
		4274
		4275	clear_package $k;
3042	}	4276	}
3043		4277
3044	Symbol::delete_package $k;
3045	}
3046
3047	warn "getting rid of safe::, as good as possible";	4278	trace "perl_reload: getting rid of safe::, as good as possible";
3048	Symbol::delete_package "safe::$_"	4279	clear_package "safe::$_"
3049	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4280	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3050		4281
3051	warn "unloading cf.pm \"a bit\"";	4282	trace "perl_reload: unloading cf.pm \"a bit\"";
3052	delete $INC{"cf.pm"};	4283	delete $INC{"cf.pm"};
3053	delete $INC{"cf/pod.pm"};	4284	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3054		4285
3055	# don't, removes xs symbols, too,	4286	# don't, removes xs symbols, too,
3056	# and global variables created in xs	4287	# and global variables created in xs
3057	#Symbol::delete_package __PACKAGE__;	4288	#clear_package __PACKAGE__;
3058		4289
3059	warn "unload completed, starting to reload now";	4290	info "perl_reload: unload completed, starting to reload now";
3060		4291
3061	warn "reloading cf.pm";	4292	trace "perl_reload: reloading cf.pm";
3062	require cf;	4293	require cf;
3063	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4294	cf::_connect_to_perl_1;
3064		4295
3065	warn "loading config and database again";	4296	trace "perl_reload: loading config and database again";
3066	cf::cfg_load;	4297	cf::reload_config;
3067		4298
3068	warn "loading extensions";	4299	trace "perl_reload: loading extensions";
3069	cf::load_extensions;	4300	cf::load_extensions;
3070		4301
		4302	if ($REATTACH_ON_RELOAD) {
3071	warn "reattaching attachments to objects/players";	4303	trace "perl_reload: reattaching attachments to objects/players";
3072	_global_reattach; # objects, sockets	4304	_global_reattach; # objects, sockets
3073	warn "reattaching attachments to maps";	4305	trace "perl_reload: reattaching attachments to maps";
3074	reattach $_ for values %MAP;	4306	reattach $_ for values %MAP;
3075	warn "reattaching attachments to players";	4307	trace "perl_reload: reattaching attachments to players";
3076	reattach $_ for values %PLAYER;	4308	reattach $_ for values %PLAYER;
		4309	}
3077		4310
3078	warn "leaving sync_job";	4311	cf::_post_init 1;
3079		4312
		4313	trace "perl_reload: leaving sync_job";
		4314
3080	1	4315	1
3081	} or do {	4316	} or do {
3082	warn $@;	4317	error $@;
3083	warn "error while reloading, exiting.";	4318	cf::cleanup "perl_reload: error, exiting.";
3084	exit 1;	4319	};
		4320
		4321	--$RELOAD;
3085	};	4322	}
3086		4323
3087	warn "reloaded";	4324	$t1 = AE::time - $t1;
		4325	info "perl_reload: completed in ${t1}s\n";
3088	};	4326	};
3089		4327
3090	our $RELOAD_WATCHER; # used only during reload	4328	our $RELOAD_WATCHER; # used only during reload
3091		4329
3092	sub reload_perl() {	4330	sub reload_perl() {
3093	# doing reload synchronously and two reloads happen back-to-back,	4331	# doing reload synchronously and two reloads happen back-to-back,
3094	# coro crashes during coro_state_free->destroy here.	4332	# coro crashes during coro_state_free->destroy here.
3095		4333
3096	$RELOAD_WATCHER ||= Event->timer (	4334	$RELOAD_WATCHER ||= cf::async {
3097	reentrant => 0,	4335	Coro::AIO::aio_wait cache_extensions;
3098	after => 0,	4336
3099	data => WF_AUTOCANCEL,	4337	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3100	cb => sub {
3101	do_reload_perl;	4338	do_reload_perl;
3102	undef $RELOAD_WATCHER;	4339	undef $RELOAD_WATCHER;
3103	},	4340	};
3104	);	4341	};
3105	}	4342	}
3106		4343
3107	register_command "reload" => sub {	4344	register_command "reload" => sub {
3108	my ($who, $arg) = @_;	4345	my ($who, $arg) = @_;
3109		4346
3110	if ($who->flag (FLAG_WIZ)) {	4347	if ($who->flag (FLAG_WIZ)) {
3111	$who->message ("reloading server.");	4348	$who->message ("reloading server.");
		4349	async {
		4350	$Coro::current->{desc} = "perl_reload";
3112	async { reload_perl };	4351	reload_perl;
		4352	};
3113	}	4353	}
3114	};	4354	};
3115		4355
3116	unshift @INC, $LIBDIR;	4356	#############################################################################
3117		4357
3118	my $bug_warning = 0;	4358	my $bug_warning = 0;
3119		4359
3120	our @WAIT_FOR_TICK;
3121	our @WAIT_FOR_TICK_BEGIN;
3122
3123	sub wait_for_tick {	4360	sub wait_for_tick() {
3124	return unless $TICK_WATCHER->is_active;	4361	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3125	return if $Coro::current == $Coro::main;
3126		4362
3127	my $signal = new Coro::Signal;	4363	$WAIT_FOR_TICK->wait;
3128	push @WAIT_FOR_TICK, $signal;
3129	$signal->wait;
3130	}	4364	}
3131		4365
3132	sub wait_for_tick_begin {	4366	sub wait_for_tick_begin() {
3133	return unless $TICK_WATCHER->is_active;	4367	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3134	return if $Coro::current == $Coro::main;
3135		4368
3136	my $signal = new Coro::Signal;	4369	my $signal = new Coro::Signal;
3137	push @WAIT_FOR_TICK_BEGIN, $signal;	4370	push @WAIT_FOR_TICK_BEGIN, $signal;
3138	$signal->wait;	4371	$signal->wait;
3139	}	4372	}
3140		4373
3141	my $min = 1e6;#d#	4374	sub tick {
3142	my $avg = 10;
3143	$TICK_WATCHER = Event->timer (
3144	reentrant => 0,
3145	parked => 1,
3146	prio => 0,
3147	at => $NEXT_TICK || $TICK,
3148	data => WF_AUTOCANCEL,
3149	cb => sub {
3150	if ($Coro::current != $Coro::main) {	4375	if ($Coro::current != $Coro::main) {
3151	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4376	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3152	unless ++$bug_warning > 10;	4377	unless ++$bug_warning > 10;
3153	return;	4378	return;
3154	}	4379	}
3155		4380
3156	$NOW = $tick_start = Event::time;	4381	cf::one_tick; # one server iteration
3157		4382
3158	cf::server_tick; # one server iteration	4383	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3159		4384
3160	0 && sync_job {#d#	4385	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3161	for(1..10) {	4386	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3162	my $t = Event::time;	4387	Coro::async_pool {
3163	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4388	$Coro::current->{desc} = "runtime saver";
3164	or die;	4389	write_runtime_sync
3165		4390	or error "ERROR: unable to write runtime file: $!";
3166	$map->width (50);
3167	$map->height (50);
3168	$map->alloc;
3169	$map->_load_objects ("/tmp/x.map", 1);
3170	my $t = Event::time - $t;
3171
3172	#next unless $t < 0.0013;#d#
3173	if ($t < $min) {
3174	$min = $t;
3175	}
3176	$avg = $avg * 0.99 + $t * 0.01;
3177	}
3178	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3179	exit 0;
3180	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3181	};	4391	};
		4392	}
3182		4393
3183	$RUNTIME += $TICK;
3184	$NEXT_TICK += $TICK;
3185
3186	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3187	$NEXT_RUNTIME_WRITE = $NOW + 10;
3188	Coro::async_pool {
3189	write_runtime
3190	or warn "ERROR: unable to write runtime file: $!";
3191	};
3192	}
3193
3194	# my $AFTER = Event::time;
3195	# warn $AFTER - $NOW;#d#
3196
3197	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3198	$sig->send;	4395	$sig->send;
3199	}	4396	}
3200	while (my $sig = shift @WAIT_FOR_TICK) {	4397	$WAIT_FOR_TICK->broadcast;
3201	$sig->send;
3202	}
3203		4398
3204	$NOW = Event::time;	4399	$LOAD = ($NOW - $TICK_START) / $TICK;
3205
3206	# if we are delayed by four ticks or more, skip them all
3207	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3208
3209	$TICK_WATCHER->at ($NEXT_TICK);
3210	$TICK_WATCHER->start;
3211
3212	$LOAD = ($NOW - $tick_start) / $TICK;
3213	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4400	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3214		4401
3215	_post_tick;	4402	if (0) {
3216		4403	if ($NEXT_TICK) {
3217		4404	my $jitter = $TICK_START - $NEXT_TICK;
		4405	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4406	debug "jitter $JITTER\n";#d#
		4407	}
3218	},	4408	}
3219	);	4409	}
3220		4410
3221	{	4411	{
3222	BDB::max_poll_time $TICK * 0.1;	4412	# configure BDB
3223	$BDB_POLL_WATCHER = Event->io (	4413	info "initialising database";
3224	reentrant => 0,	4414
3225	fd => BDB::poll_fileno,
3226	poll => 'r',
3227	prio => 0,
3228	data => WF_AUTOCANCEL,
3229	cb => \&BDB::poll_cb,
3230	);
3231	BDB::min_parallel 8;	4415	BDB::min_parallel 16;
3232		4416	BDB::max_poll_reqs $TICK * 0.1;
3233	BDB::set_sync_prepare {	4417	#$AnyEvent::BDB::WATCHER->priority (1);
3234	my $status;
3235	my $current = $Coro::current;
3236	(
3237	sub {
3238	$status = $!;
3239	$current->ready; undef $current;
3240	},
3241	sub {
3242	Coro::schedule while defined $current;
3243	$! = $status;
3244	},
3245	)
3246	};
3247		4418
3248	unless ($DB_ENV) {	4419	unless ($DB_ENV) {
3249	$DB_ENV = BDB::db_env_create;	4420	$DB_ENV = BDB::db_env_create;
		4421	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4422	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4423	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4424	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4425	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3250		4426
3251	cf::sync_job {	4427	cf::sync_job {
3252	eval {	4428	eval {
3253	BDB::db_env_open	4429	BDB::db_env_open
3254	$DB_ENV,	4430	$DB_ENV,
…		…
3256	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4432	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3257	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4433	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3258	0666;	4434	0666;
3259		4435
3260	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4436	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3261
3262	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3263	$DB_ENV->set_lk_detect;
3264	};	4437	};
3265		4438
3266	cf::cleanup "db_env_open(db): $@" if $@;	4439	cf::cleanup "db_env_open(db): $@" if $@;
3267	};	4440	};
3268	}	4441	}
		4442
		4443	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4444	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4445	};
		4446	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4447	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4448	};
		4449	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4450	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4451	};
		4452
		4453	info "database initialised";
3269	}	4454	}
3270		4455
3271	{	4456	{
		4457	# configure IO::AIO
		4458
		4459	info "initialising aio";
3272	IO::AIO::min_parallel 8;	4460	IO::AIO::min_parallel 8;
3273
3274	undef $Coro::AIO::WATCHER;
3275	IO::AIO::max_poll_time $TICK * 0.1;	4461	IO::AIO::max_poll_time $TICK * 0.1;
3276	$AIO_POLL_WATCHER = Event->io (	4462	undef $AnyEvent::AIO::WATCHER;
3277	reentrant => 0,	4463	info "aio initialised";
3278	data => WF_AUTOCANCEL,
3279	fd => IO::AIO::poll_fileno,
3280	poll => 'r',
3281	prio => 6,
3282	cb => \&IO::AIO::poll_cb,
3283	);
3284	}	4464	}
3285		4465
3286	my $_log_backtrace;	4466	our $_log_backtrace;
		4467	our $_log_backtrace_last;
3287		4468
3288	sub _log_backtrace {	4469	sub _log_backtrace {
3289	my ($msg, @addr) = @_;	4470	my ($msg, @addr) = @_;
3290		4471
3291	$msg =~ s/\n//;	4472	$msg =~ s/\n$//;
3292		4473
		4474	if ($_log_backtrace_last eq $msg) {
		4475	LOG llevInfo, "[ABT] $msg\n";
		4476	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3293	# limit the # of concurrent backtraces	4477	# limit the # of concurrent backtraces
3294	if ($_log_backtrace < 2) {	4478	} elsif ($_log_backtrace < 2) {
		4479	$_log_backtrace_last = $msg;
3295	++$_log_backtrace;	4480	++$_log_backtrace;
		4481	my $perl_bt = Carp::longmess $msg;
3296	async {	4482	async {
		4483	$Coro::current->{desc} = "abt $msg";
		4484
3297	my @bt = fork_call {	4485	my @bt = fork_call {
3298	@addr = map { sprintf "%x", $_ } @addr;	4486	@addr = map { sprintf "%x", $_ } @addr;
3299	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4487	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3300	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4488	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3301	or die "addr2line: $!";	4489	or die "addr2line: $!";
…		…
3309	}	4497	}
3310		4498
3311	@funcs	4499	@funcs
3312	};	4500	};
3313		4501
3314	LOG llevInfo, "[ABT] $msg\n";	4502	LOG llevInfo, "[ABT] $perl_bt\n";
		4503	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3315	LOG llevInfo, "[ABT] $_\n" for @bt;	4504	LOG llevInfo, "[ABT] $_\n" for @bt;
3316	--$_log_backtrace;	4505	--$_log_backtrace;
3317	};	4506	};
3318	} else {	4507	} else {
3319	LOG llevInfo, "[ABT] $msg\n";	4508	LOG llevInfo, "[ABT] $msg\n";
3320	LOG llevInfo, "[ABT] [suppressed]\n";	4509	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3321	}	4510	}
3322	}	4511	}
3323		4512
3324	# load additional modules	4513	# load additional modules
3325	use cf::pod;	4514	require "cf/$_.pm" for @EXTRA_MODULES;
		4515	cf::_connect_to_perl_2;
3326		4516
3327	END { cf::emergency_save }	4517	END { cf::emergency_save }
3328		4518
3329	1	4519	1
3330		4520

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