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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.364 by root, Tue Sep 11 08:41:11 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 3.64 ();	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;
24	use Coro::Util ();	55	use Coro::Util ();
25		56
		57	use Guard ();
26	use JSON::XS ();	58	use JSON::XS 2.01 ();
27	use BDB ();	59	use BDB ();
28	use Data::Dumper;	60	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	61	use Fcntl;
31	use YAML::Syck ();	62	use YAML::XS ();
		63	use CBOR::XS ();
32	use IO::AIO 2.32 ();	64	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	65	use Compress::LZF;
35	use Digest::MD5 ();	66	use Digest::MD5 ();
		67
		68	AnyEvent::detect;
36		69
37	# configure various modules to our taste	70	# configure various modules to our taste
38	#	71	#
39	$Storable::canonical = 1; # reduce rsync transfers	72	$Storable::canonical = 1; # reduce rsync transfers
40	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";
41	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
42		80
43	$Event::Eval = 1; # no idea why this is required, but it is	81	# strictly for debugging
44		82	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		83
50	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;
51		87
52	our %COMMAND = ();	88	our %COMMAND = ();
53	our %COMMAND_TIME = ();	89	our %COMMAND_TIME = ();
54		90
55	our @EXTS = (); # list of extension package names	91	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	92	our %EXTCMD = ();
		93	our %EXTACMD = ();
57	our %EXTICMD = ();	94	our %EXTICMD = ();
		95	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	96	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
60		98
61	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	100	our @EVENT;
		101	our @REFLECT; # set by XS
		102	our %REFLECT; # set by us
63		103
64	our $CONFDIR = confdir;	104	our $CONFDIR = confdir;
		105
65	our $DATADIR = datadir;	106	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	107	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	108	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	109	our $MAPDIR = "$DATADIR/" . mapdir;
		110
69	our $LOCALDIR = localdir;	111	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	112	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	113	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	114	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	115	our $RANDOMDIR = "$LOCALDIR/random";
74	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;
75		127
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	128	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	129	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	130	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	131	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		132
84	our $BDB_POLL_WATCHER;	133	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	134	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	135	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	136	our $DB_ENV;
88		137
		138	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		139
89	our %CFG;	140	our %CFG;
		141	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		142
91	our $UPTIME; $UPTIME ||= time;	143	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	144	our $RUNTIME = 0;
		145	our $SERVER_TICK = 0;
		146	our $NOW;
93		147
94	our (%PLAYER, %PLAYER_LOADING); # all users	148	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	149	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	150	our $LINK_MAP; # the special {link} map, which is always available
97		151
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	153	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		154
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	156	our $LOADAVG; # same thing, but with alpha-smoothing
		157	our $JITTER; # average jitter
103	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 $WAIT_FOR_TICK = new Coro::Signal;
		166	our @WAIT_FOR_TICK_BEGIN;
104		167
105	binmode STDOUT;	168	binmode STDOUT;
106	binmode STDERR;	169	binmode STDERR;
107		170
108	# read virtual server time, if available	171	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	172	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	173	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	174	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	175	$RUNTIME = <$fh> + 0.;
113	}	176	}
		177
		178	eval "sub TICK() { $TICK } 1" or die;
114		179
115	mkdir $_	180	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	181	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		182
118	our $EMERGENCY_POSITION;	183	our $EMERGENCY_POSITION;
119		184
120	sub cf::map::normalise;	185	sub cf::map::normalise;
121		186
		187	sub in_main() {
		188	$Coro::current == $Coro::main
		189	}
		190
122	#############################################################################	191	#############################################################################
123		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
124	=head2 GLOBAL VARIABLES	204	=head2 GLOBAL VARIABLES
125		205
126	=over 4	206	=over 4
127		207
128	=item $cf::UPTIME	208	=item $cf::UPTIME
129		209
130	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.
131		226
132	=item $cf::RUNTIME	227	=item $cf::RUNTIME
133		228
134	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
135	every server tick.	230	every server tick.
136		231
137	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	232	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
138	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	233	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
139	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	234	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
140		235
141	Various directories - "/etc", read-only install directory, perl-library	236	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	237	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	238	unique-items directory, player file directory, random maps directory and
144	database environment.	239	database environment.
145		240
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	241	=item $cf::LOADAVG
155		242
156	The current CPU load on the server (alpha-smoothed), as a value between 0	243	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	244	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	245	objects per tick. Healthy values are < 0.5.
…		…
161		248
162	The raw value load value from the last tick.	249	The raw value load value from the last tick.
163		250
164	=item %cf::CFG	251	=item %cf::CFG
165		252
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	253	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	254	from wherever your confdir points to.
168		255
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	256	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		257
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	258	These are functions that inhibit the current coroutine one tick.
172	returns directly I<after> the tick processing (and consequently, can only wake one process	259	cf::wait_for_tick_begin only returns directly I<after> the tick
		260	processing (and consequently, can only wake one thread per tick), while
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	261	cf::wait_for_tick wakes up all waiters after tick processing.
		262
		263	Note that cf::wait_for_tick will immediately return when the server is not
		264	ticking, making it suitable for small pauses in threads that need to run
		265	when the server is paused. If that is not applicable (i.e. you I<really>
		266	want to wait, use C<$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();
174		279
175	=item @cf::INVOKE_RESULTS	280	=item @cf::INVOKE_RESULTS
176		281
177	This array contains the results of the last C<invoke ()> call. When	282	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	283	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	284	that call.
180		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.
		291
181	=back	292	=back
182		293
183	=cut	294	=cut
184		295
185	BEGIN {	296	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	303	my $msg = join "", @_;
188		304
189	$msg .= "\n"	305	$msg .= "\n"
190	unless $msg =~ /\n$/;	306	unless $msg =~ /\n$/;
191		307
192	$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;
193		309
194	LOG llevError, $msg;	310	LOG llevWarn, $msg;
195	};	311	};
196	}	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	};
197		326
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	327	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	328	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	329	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	330	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	337	for my $pkg (qw(
209	cf::global cf::attachable	338	cf::global cf::attachable
210	cf::object cf::object::player	339	cf::object cf::object::player
211	cf::client cf::player	340	cf::client cf::player
212	cf::arch cf::living	341	cf::arch cf::living
		342	cf::map cf::mapspace
213	cf::map cf::party cf::region	343	cf::party cf::region
214	)) {	344	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	345	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	346	}
218		347
219	$Event::DIED = sub {	348	$EV::DIED = sub {
220	warn "error in event callback: @_";	349	warn "error in event callback: $@";
221	};	350	};
		351
		352	#############################################################################
		353
		354	sub fork_call(&@);
		355	sub get_slot($;$$);
222		356
223	#############################################################################	357	#############################################################################
224		358
225	=head2 UTILITY FUNCTIONS	359	=head2 UTILITY FUNCTIONS
226		360
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	381	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	382	$d
249	} || "[unable to dump $_[0]: '$@']";	383	} || "[unable to dump $_[0]: '$@']";
250	}	384	}
251		385
		386	=item $scalar = cf::load_file $path
		387
		388	Loads the given file from path and returns its contents. Croaks on error
		389	and can block.
		390
		391	=cut
		392
		393	sub load_file($) {
		394	0 <= aio_load $_[0], my $data
		395	or Carp::croak "$_[0]: $!";
		396
		397	$data
		398	}
		399
		400	=item $success = cf::replace_file $path, $data, $sync
		401
		402	Atomically replaces the file at the given $path with new $data, and
		403	optionally $sync the data to disk before replacing the file.
		404
		405	=cut
		406
		407	sub replace_file($$;$) {
		408	my ($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
252	=item $ref = cf::from_json $json	438	=item $ref = cf::decode_json $json
253		439
254	Converts a JSON string into the corresponding perl data structure.	440	Converts a JSON string into the corresponding perl data structure.
255		441
256	=item $json = cf::to_json $ref	442	=item $json = cf::encode_json $ref
257		443
258	Converts a perl data structure into its JSON representation.	444	Converts a perl data structure into its JSON representation.
259		445
260	=cut	446	=cut
261		447
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	448	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		449
264	sub to_json ($) { $json_coder->encode ($_[0]) }	450	sub encode_json($) { $json_coder->encode ($_[0]) }
265	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	}
266		528
267	=item cf::lock_wait $string	529	=item cf::lock_wait $string
268		530
269	Wait until the given lock is available. See cf::lock_acquire.	531	Wait until the given lock is available. See cf::lock_acquire.
270		532
271	=item my $lock = cf::lock_acquire $string	533	=item my $lock = cf::lock_acquire $string
272		534
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	537	for example when the coroutine gets canceled), the lock is automatically
276	returned.	538	returned.
277		539
278	Locks are *not* recursive, locking from the same coro twice results in a	540	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	541	deadlocked coro.
…		…
285		547
286	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.
287		549
288	=cut	550	=cut
289		551
290	our %LOCK;	552	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		553
293	sub lock_wait($) {	554	sub lock_wait($) {
294	my ($key) = @_;	555	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	556	}
307		557
308	sub lock_acquire($) {	558	sub lock_acquire($) {
309	my ($key) = @_;	559	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	560	}
323		561
324	sub lock_active($) {	562	sub lock_active($) {
325	my ($key) = @_;	563	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	564	}
329		565
330	sub freeze_mainloop {	566	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	567	tick_inhibit_inc;
332		568
333	my $guard = Coro::guard {	569	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	570	}
335	};	571
336	$TICK_WATCHER->stop;	572	=item cf::periodic $interval, $cb
337	$guard	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
338	}	585	}
339		586
340	=item cf::get_slot $time[, $priority[, $name]]	587	=item cf::get_slot $time[, $priority[, $name]]
341		588
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	589	Allocate $time seconds of blocking CPU time at priority C<$priority>
343	This call blocks and returns only when you have at least C<$time> seconds	590	(default: 0): This call blocks and returns only when you have at least
344	of cpu time till the next tick. The slot is only valid till the next cede.	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.
345		596
346	The optional C<$name> can be used to identify the job to run. It might be	597	The optional C<$name> can be used to identify the job to run. It might be
347	used for statistical purposes and should identify the same time-class.	598	used for statistical purposes and should identify the same time-class.
348		599
349	Useful for short background jobs.	600	Useful for short background jobs.
350		601
351	=cut	602	=cut
352		603
353	our @SLOT_QUEUE;	604	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	605	our $SLOT_QUEUE;
		606	our $SLOT_DECAY = 0.9;
355		607
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	608	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	609	$SLOT_QUEUE = Coro::async {
		610	$Coro::current->desc ("timeslot manager");
		611
358	my $signal = new Coro::Signal;	612	my $signal = new Coro::Signal;
		613	my $busy;
359		614
360	while () {	615	while () {
361	next_job:	616	next_job:
		617
		618	Coro::cede;
		619
362	my $avail = cf::till_tick;	620	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	621
364	for (0 .. $#SLOT_QUEUE) {	622	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	623	if ($SLOT_QUEUE[$_][0] <= $avail) {
		624	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	625	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	626	$job->[2]->send;
368	Coro::cede;
369	goto next_job;	627	goto next_job;
370	}	628	} else {
		629	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	630	}
372	}	631	}
373		632
374	if (@SLOT_QUEUE) {	633	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	634	wait_for_tick;
376	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;
378	} else {	635	} else {
		636	$busy = 0;
379	Coro::schedule;	637	Coro::schedule;
380	}	638	}
381	}	639	}
382	};	640	};
383		641
384	sub get_slot($;$$) {	642	sub get_slot($;$$) {
		643	return if tick_inhibit || $Coro::current == $Coro::main;
		644
385	my ($time, $pri, $name) = @_;	645	my ($time, $pri, $name) = @_;
386		646
387	$time = $TICK * .6 if $time > $TICK * .6;	647	$time = clamp $time, 0.01, $TICK * .6;
		648
388	my $sig = new Coro::Signal;	649	my $sig = new Coro::Signal;
389		650
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	651	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	652	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	653	$SLOT_QUEUE->ready;
…		…
403		664
404	BEGIN { *async = \&Coro::async_pool }	665	BEGIN { *async = \&Coro::async_pool }
405		666
406	=item cf::sync_job { BLOCK }	667	=item cf::sync_job { BLOCK }
407		668
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	669	The design of Deliantra requires that the main coroutine ($Coro::main)
409	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
410	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
411	acceptable.	672	acceptable.
412		673
413	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
414	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
…		…
418	=cut	679	=cut
419		680
420	sub sync_job(&) {	681	sub sync_job(&) {
421	my ($job) = @_;	682	my ($job) = @_;
422		683
423	if ($Coro::current == $Coro::main) {	684	if (in_main) {
424	my $time = Event::time;	685	my $time = AE::time;
425		686
426	# this is the main coro, too bad, we have to block	687	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	688	# till the operation succeeds, freezing the server :/
428		689
429	# TODO: use suspend/resume instead	690	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	691
431	my $freeze_guard = freeze_mainloop;	692	my $freeze_guard = freeze_mainloop;
432		693
433	my $busy = 1;	694	my $busy = 1;
434	my @res;	695	my @res;
435		696
436	(async {	697	(async {
		698	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	699	@res = eval { $job->() };
438	warn $@ if $@;	700	error $@ if $@;
439	undef $busy;	701	undef $busy;
440	})->prio (Coro::PRIO_MAX);	702	})->prio (Coro::PRIO_MAX);
441		703
442	while ($busy) {	704	while ($busy) {
443	Coro::cede or Event::one_event;	705	if (Coro::nready) {
		706	Coro::cede_notself;
		707	} else {
		708	EV::run EV::RUN_ONCE;
444	}	709	}
		710	}
445		711
446	$time = Event::time - $time;	712	my $time = AE::time - $time;
447		713
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	714	$TICK_START += $time; # do not account sync jobs to server load
452		715
453	wantarray ? @res : $res[0]	716	wantarray ? @res : $res[0]
454	} else {	717	} else {
455	# we are in another coroutine, how wonderful, everything just works	718	# we are in another coroutine, how wonderful, everything just works
456		719
…		…
476	$EXT_CORO{$coro+0} = $coro;	739	$EXT_CORO{$coro+0} = $coro;
477		740
478	$coro	741	$coro
479	}	742	}
480		743
481	=item fork_call { }, $args	744	=item fork_call { }, @args
482		745
483	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
484	process, returning the results. Everything must be serialisable with	747	process, returning the results. Everything must be serialisable with
485	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
486	never block itself or use any form of Event handling.	749	never block itself or use any form of event handling.
487		750
488	=cut	751	=cut
		752
		753	sub post_fork {
		754	reset_signals;
		755	}
489		756
490	sub fork_call(&@) {	757	sub fork_call(&@) {
491	my ($cb, @args) = @_;	758	my ($cb, @args) = @_;
492		759
493	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)
496
497	my @res = Coro::Util::fork_eval {	760	my @res = Coro::Util::fork_eval {
498	reset_signals;	761	cf::post_fork;
499	&$cb	762	&$cb
500	}, @args;	763	} @args;
501		764
502	wantarray ? @res : $res[-1]	765	wantarray ? @res : $res[-1]
		766	}
		767
		768	sub objinfo {
		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
503	}	804	}
504		805
505	=item $value = cf::db_get $family => $key	806	=item $value = cf::db_get $family => $key
506		807
507	Returns a single value from the environment database.	808	Returns a single value from the environment database.
…		…
517	within each server.	818	within each server.
518		819
519	=cut	820	=cut
520		821
521	sub db_table($) {	822	sub db_table($) {
		823	cf::error "db_get called from main context"
		824	if $Coro::current == $Coro::main;
		825
522	my ($name) = @_;	826	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	827	my $db = BDB::db_create $DB_ENV;
524		828
525	eval {	829	eval {
526	$db->set_flags (BDB::CHKSUM);	830	$db->set_flags (BDB::CHKSUM);
…		…
536	}	840	}
537		841
538	our $DB;	842	our $DB;
539		843
540	sub db_init {	844	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	845	$DB ||= db_table "db";
543	};
544	}	846	}
545		847
546	sub db_get($$) {	848	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	849	my $key = "$_[0]/$_[1]";
548		850
549	cf::sync_job {	851	cf::error "db_get called from main context"
		852	if $Coro::current == $Coro::main;
		853
550	BDB::db_get $DB, undef, $key, my $data;	854	BDB::db_get $DB, undef, $key, my $data;
551		855
552	$! ? ()	856	$! ? ()
553	: $data	857	: $data
554	}
555	}	858	}
556		859
557	sub db_put($$$) {	860	sub db_put($$$) {
558	BDB::dbreq_pri 4;	861	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	862	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		890
588	my @data;	891	my @data;
589	my $md5;	892	my $md5;
590		893
591	for (0 .. $#$src) {	894	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	895	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	896	}
595		897
596	# if processing is expensive, check	898	# if processing is expensive, check
597	# checksum first	899	# checksum first
598	if (1) {	900	if (1) {
…		…
611		913
612	return db_get cache => "$id/data";	914	return db_get cache => "$id/data";
613	}	915	}
614	}	916	}
615		917
616	my $t1 = Time::HiRes::time;	918	my $t1 = EV::time;
617	my $data = $process->(\@data);	919	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	920	my $t2 = EV::time;
619		921
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	922	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		923
622	db_put cache => "$id/data", $data;	924	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	925	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	926	db_put cache => "$id/meta", $meta;
625		927
…		…
635		937
636	=cut	938	=cut
637		939
638	sub datalog($@) {	940	sub datalog($@) {
639	my ($type, %kv) = @_;	941	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	942	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	943	}
642		944
643	=back	945	=back
644		946
645	=cut	947	=cut
646		948
647	#############################################################################	949	#############################################################################
648		950
649	=head2 ATTACHABLE OBJECTS	951	=head2 ATTACHABLE OBJECTS
650		952
651	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
652	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")
653	to it. All such attachable objects support the following methods.	955	to it. All such attachable objects support the following methods.
654		956
655	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>
656	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
657	Crossfire TRT).	959	Deliantra).
658		960
659	=over 4	961	=over 4
660		962
661	=item $attachable->attach ($attachment, key => $value...)	963	=item $attachable->attach ($attachment, key => $value...)
662		964
…		…
706	=item cf::CLASS::attachment $name, ...	1008	=item cf::CLASS::attachment $name, ...
707		1009
708	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
709	given CLASS can refer to this attachment.	1011	given CLASS can refer to this attachment.
710		1012
711	Some classes such as crossfire maps and objects can specify attachments	1013	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		1015
714	These calls expect any number of the following handler/hook descriptions:	1016	These calls expect any number of the following handler/hook descriptions:
715		1017
716	=over 4	1018	=over 4
…		…
840		1142
841	} elsif (exists $cb_id{$type}) {	1143	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1144	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1145
844	} elsif (ref $type) {	1146	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1147	error "attaching objects not supported, ignoring.\n";
846		1148
847	} else {	1149	} else {
848	shift @arg;	1150	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1151	error "attach argument '$type' not supported, ignoring.\n";
850	}	1152	}
851	}	1153	}
852	}	1154	}
853		1155
854	sub _object_attach {	1156	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
865	}	1167	}
866		1168
867	$obj->{$name} = \%arg;	1169	$obj->{$name} = \%arg;
868	} else {	1170	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1171	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1172	}
871		1173
872	$obj->{_attachment}{$name} = undef;	1174	$obj->{_attachment}{$name} = undef;
873	}	1175	}
874		1176
…		…
933		1235
934	for (@$callbacks) {	1236	for (@$callbacks) {
935	eval { &{$_->[1]} };	1237	eval { &{$_->[1]} };
936		1238
937	if ($@) {	1239	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1240	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1241	override;
941	}	1242	}
942		1243
943	return 1 if $override;	1244	return 1 if $override;
944	}	1245	}
945		1246
946	0	1247	0
947	}	1248	}
948		1249
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1250	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1251
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1252	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1253
953	Generate an object-specific event with the given arguments.	1254	Generate an object-specific event with the given arguments.
954		1255
…		…
960		1261
961	=cut	1262	=cut
962		1263
963	#############################################################################	1264	#############################################################################
964	# object support	1265	# object support
965	#
966		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#
967	sub _can_merge {	1300	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1301	my ($ob1, $ob2) = @_;
969		1302
970	local $Storable::canonical = 1;	1303	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1304
974	$fob1 eq $fob2	1305	# we do the slow way here
		1306	return _object_equal $ob1, $ob2
975	}	1307	}
976		1308
977	sub reattach {	1309	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1310	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1311	my ($obj) = @_;
980		1312
		1313	# no longer needed after getting rid of delete_package?
981	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
982		1315
983	my $registry = $obj->registry;	1316	my $registry = $obj->registry;
984		1317
985	@$registry = ();	1318	@$registry = ();
986		1319
…		…
991	for (@$attach) {	1324	for (@$attach) {
992	my ($klass, @attach) = @$_;	1325	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1326	_attach $registry, $klass, @attach;
994	}	1327	}
995	} else {	1328	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1329	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1330	}
998	}	1331	}
999	}	1332	}
1000		1333
1001	cf::attachable->attach (	1334	cf::attachable->attach (
1002	prio => -1000000,	1335	prio => -1000000,
1003	on_instantiate => sub {	1336	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1337	my ($obj, $data) = @_;
1005		1338
1006	$data = from_json $data;	1339	$data = decode_json $data;
1007		1340
1008	for (@$data) {	1341	for (@$data) {
1009	my ($name, $args) = @$_;	1342	my ($name, $args) = @$_;
1010		1343
1011	$obj->attach ($name, %{$args || {} });	1344	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1358	);
1026		1359
1027	sub object_freezer_save {	1360	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1361	my ($filename, $rdata, $objs) = @_;
1029		1362
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1363	sync_job {
1033	if (length $$rdata) {	1364	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1365	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1366	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1367	$decname, length $$rdata, scalar @$objs
		1368	if $VERBOSE_IO;
1037		1369
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1370	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1371	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1372	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1377	aio_close $fh;
1043		1378
1044	if (@$objs) {	1379	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1381	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1382	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1383	aio_write $fh, 0, (length $data), $data, 0;
1049	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	}
1050	close $fh;	1388	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1389	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1390	}
1053	} else {	1391	} else {
1054	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1055	}	1393	}
1056		1394
1057	aio_rename "$filename~", $filename;	1395	aio_rename "$filename~", $filename;
		1396
		1397	$filename =~ s%/[^/]+$%%;
		1398	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1399	} else {
1059	warn "FATAL: $filename~: $!\n";	1400	error "unable to save objects: $filename~: $!\n";
1060	}	1401	}
1061	} else {	1402	} else {
1062	aio_unlink $filename;	1403	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1404	aio_unlink "$filename.pst";
1064	}	1405	}
1065	};	1406	};
1066
1067	undef $guard;
1068	}	1407	}
1069		1408
1070	sub object_freezer_as_string {	1409	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1410	my ($rdata, $objs) = @_;
1072		1411
…		…
1077		1416
1078	sub object_thawer_load {	1417	sub object_thawer_load {
1079	my ($filename) = @_;	1418	my ($filename) = @_;
1080		1419
1081	my ($data, $av);	1420	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1421
1085	(aio_load $filename, $data) >= 0	1422	(aio_load $filename, $data) >= 0
1086	or return;	1423	or return;
1087		1424
1088	unless (aio_stat "$filename.pst") {	1425	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1426	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1427	or return;
1091		1428
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1429	my $st = eval { Coro::Storable::thaw $av };
		1430	$av = $st->{objs};
1094	}	1431	}
1095		1432
1096	utf8::decode (my $decname = $filename);	1433	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1434	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1435	$decname, length $data, scalar @{$av || []}
		1436	if $VERBOSE_IO;
1099		1437
1100	($data, $av)	1438	($data, $av)
1101	}	1439	}
1102		1440
1103	=head2 COMMAND CALLBACKS	1441	=head2 COMMAND CALLBACKS
…		…
1107	=cut	1445	=cut
1108		1446
1109	#############################################################################	1447	#############################################################################
1110	# command handling &c	1448	# command handling &c
1111		1449
1112	=item cf::register_command $name => \&callback($ob,$args);	1450	=item cf::register_command $name => \&callback($ob,$args)
1113		1451
1114	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
1115	$name.	1453	$name.
1116		1454
1117	=cut	1455	=cut
…		…
1123	#warn "registering command '$name/$time' to '$caller'";	1461	#warn "registering command '$name/$time' to '$caller'";
1124		1462
1125	push @{ $COMMAND{$name} }, [$caller, $cb];	1463	push @{ $COMMAND{$name} }, [$caller, $cb];
1126	}	1464	}
1127		1465
1128	=item cf::register_extcmd $name => \&callback($pl,$packet);	1466	=item cf::register_extcmd $name => \&callback($pl,@args)
1129		1467
1130	Register a callback for execution when the client sends an (synchronous)	1468	Register a callback for execution when the client sends an (synchronous)
1131	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
1132	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
1133	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
1134	has logged in successfully.	1472	has logged in successfully.
1135		1473
1136	If the callback returns something, it is sent back as if reply was being	1474	The values will be sent back to the client.
1137	called.
1138		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
1139	=item cf::register_exticmd $name => \&callback($ns,$packet);	1481	=item cf::register_exticmd $name => \&callback($ns,@args)
1140		1482
1141	Register a callback for execution when the client sends an (asynchronous)	1483	Register a callback for execution when the client sends an (asynchronous)
1142	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
1143	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
1144	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
1145	log-in.	1487	log-in.
1146		1488
1147	If the callback returns something, it is sent back as if reply was being	1489	The values will be sent back to the client.
1148	called.
1149		1490
1150	=cut	1491	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1151		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
1152	sub register_extcmd {	1498	sub register_extcmd($$) {
1153	my ($name, $cb) = @_;	1499	my ($name, $cb) = @_;
1154		1500
1155	$EXTCMD{$name} = $cb;	1501	$EXTCMD{$name} = $cb;
1156	}	1502	}
1157		1503
1158	sub register_exticmd {	1504	sub register_async_extcmd($$) {
1159	my ($name, $cb) = @_;	1505	my ($name, $cb) = @_;
1160		1506
		1507	$EXTACMD{$name} = $cb;
		1508	}
		1509
		1510	sub register_exticmd($$) {
		1511	my ($name, $cb) = @_;
		1512
1161	$EXTICMD{$name} = $cb;	1513	$EXTICMD{$name} = $cb;
1162	}	1514	}
1163		1515
		1516	sub register_async_exticmd($$) {
		1517	my ($name, $cb) = @_;
		1518
		1519	$EXTIACMD{$name} = $cb;
		1520	}
		1521
		1522	use File::Glob ();
		1523
1164	cf::player->attach (	1524	cf::player->attach (
1165	on_command => sub {	1525	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1526	my ($pl, $name, $params) = @_;
1167		1527
1168	my $cb = $COMMAND{$name}	1528	my $cb = $COMMAND{$name}
1169	or return;	1529	or return;
1170		1530
…		…
1178	my ($pl, $buf) = @_;	1538	my ($pl, $buf) = @_;
1179		1539
1180	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1540	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1181		1541
1182	if (ref $msg) {	1542	if (ref $msg) {
1183	my ($type, $reply, @payload) =	1543	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1184	"ARRAY" eq ref $msg
1185	? @$msg
1186	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1187		1544
1188	my @reply;
1189
1190	if (my $cb = $EXTCMD{$type}) {	1545	if (my $cb = $EXTACMD{$type}) {
		1546	$cb->(
		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}) {
1191	@reply = $cb->($pl, @payload);	1558	@reply = $cb->($pl, @payload);
		1559	}
		1560
		1561	$pl->ext_msg ("reply-$reply", @reply)
		1562	if $reply;
1192	}	1563	}
1193		1564
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196
1197	} else {	1565	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1566	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1567	}
1200		1568
1201	cf::override;	1569	cf::override;
1202	},	1570	},
1203	);	1571	);
1204		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
1205	sub load_extensions {	1597	sub load_extensions {
		1598	info "loading extensions...";
		1599
		1600	%EXT_CFG = ();
		1601
1206	cf::sync_job {	1602	cf::sync_job {
1207	my %todo;	1603	my %todo;
1208		1604
1209	for my $path (<$LIBDIR/*.ext>) {	1605	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1606	next unless -r $path;
…		…
1228		1624
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1625	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1626	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1627
1232	$ext{source} =	1628	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1629	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1630	. "#line 1 \"$path\"\n{\n"
1235	. $source	1631	. $source
1236	. "\n};\n1";	1632	. "\n};\n1";
1237		1633
1238	$todo{$base} = \%ext;	1634	$todo{$base} = \%ext;
1239	}	1635	}
1240		1636
		1637	my $pass = 0;
1241	my %done;	1638	my %done;
1242	while (%todo) {	1639	while (%todo) {
1243	my $progress;	1640	my $progress;
1244		1641
		1642	++$pass;
		1643
		1644	ext:
1245	while (my ($k, $v) = each %todo) {	1645	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1646	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1647	next ext
1248	unless exists $done{$_};	1648	unless exists $done{$_};
1249	}	1649	}
1250		1650
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1651	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1652
1253	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 $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1665	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1666
		1667	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1668	if exists $v->{meta}{mandatory};
1258	warn $msg;	1669
1259	warn "mandatory extension failed to load, exiting.\n";	1670	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1671	delete $todo{$k};
1261	}	1672	} else {
1262		1673	$done{$k} = delete $todo{$k};
1263	warn $msg;	1674	push @EXTS, $v->{pkg};
		1675	$progress = 1;
		1676
		1677	info "$v->{base}: extension inactive.\n"
		1678	unless $active;
1264	}	1679	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1680	}
1270		1681
1271	skip:	1682	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1683	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1684
		1685	while (my ($k, $v) = each %todo) {
		1686	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1687	if exists $v->{meta}{mandatory};
		1688	}
		1689
		1690	last;
		1691	}
1274	}	1692	}
1275	};	1693	};
1276	}	1694	}
1277		1695
1278	#############################################################################	1696	#############################################################################
1279		1697
1280	=back	1698	=back
1281		1699
1282	=head2 CORE EXTENSIONS	1700	=head2 CORE EXTENSIONS
1283		1701
1284	Functions and methods that extend core crossfire objects.	1702	Functions and methods that extend core deliantra objects.
1285		1703
1286	=cut	1704	=cut
1287		1705
1288	package cf::player;	1706	package cf::player;
1289		1707
…		…
1332		1750
1333	sub exists($) {	1751	sub exists($) {
1334	my ($login) = @_;	1752	my ($login) = @_;
1335		1753
1336	$cf::PLAYER{$login}	1754	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1755	or !aio_stat path $login
1338	}	1756	}
1339		1757
1340	sub find($) {	1758	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1759	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1760	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1770	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1771
1354	my $f = new_from_file cf::object::thawer path $login	1772	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1773	or return;
1356		1774
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1775	my $pl = cf::player::load_pl $f
1359	or return;	1776	or return;
		1777
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1778	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1779	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1780	$cf::PLAYER{$login} = $pl
1363	}	1781	}
1364	}	1782	}
1365	}	1783	}
1366		1784
		1785	cf::player->attach (
		1786	on_load => sub {
		1787	my ($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	);
		1797
1367	sub save($) {	1798	sub save($) {
1368	my ($pl) = @_;	1799	my ($pl) = @_;
1369		1800
1370	return if $pl->{deny_save};	1801	return if $pl->{deny_save};
1371		1802
…		…
1374		1805
1375	return if $pl->{deny_save};	1806	return if $pl->{deny_save};
1376		1807
1377	aio_mkdir playerdir $pl, 0770;	1808	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1809	$pl->{last_save} = $cf::RUNTIME;
		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];
1379		1815
1380	$pl->save_pl ($path);	1816	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1817	cf::cede_to_tick;
1382	}	1818	}
1383		1819
…		…
1415	my ($pl) = @_;	1851	my ($pl) = @_;
1416		1852
1417	my $name = $pl->ob->name;	1853	my $name = $pl->ob->name;
1418		1854
1419	$pl->{deny_save} = 1;	1855	$pl->{deny_save} = 1;
1420	$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
1421		1857
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1858	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1859	$pl->deactivate;
		1860
		1861	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1862	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1863	ext::highscore::check ($pl->ob);
		1864
1425	$pl->ns->destroy if $pl->ns;	1865	$pl->ns->destroy if $pl->ns;
1426		1866
1427	my $path = playerdir $pl;	1867	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1868	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1869	aio_rename $path, $temp;
…		…
1467		1907
1468	for my $login (@$dirs) {	1908	for my $login (@$dirs) {
1469	my $path = path $login;	1909	my $path = path $login;
1470		1910
1471	# a .pst is a dead give-away for a valid player	1911	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1912	# if no pst file found, open and chekc for blocked users
		1913	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1914	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1915	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1916	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1917	}
1477		1918
…		…
1481		1922
1482	\@logins	1923	\@logins
1483	}	1924	}
1484		1925
1485	=item $player->maps	1926	=item $player->maps
		1927
		1928	=item cf::player::maps $login
1486		1929
1487	Returns an arrayref of map paths that are private for this	1930	Returns an arrayref of map paths that are private for this
1488	player. May block.	1931	player. May block.
1489		1932
1490	=cut	1933	=cut
…		…
1508	}	1951	}
1509		1952
1510	\@paths	1953	\@paths
1511	}	1954	}
1512		1955
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1956	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1957
1515	Expand crossfire pod fragments into protocol xml.	1958	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563
1564	=item $player->ext_reply ($msgid, @msg)
1565
1566	Sends an ext reply to the player.
1567
1568	=cut
1569
1570	sub ext_reply($$@) {
1571	my ($self, $id, @msg) = @_;
1572
1573	$self->ns->ext_reply ($id, @msg)
1574	}
1575		1959
1576	=item $player->ext_msg ($type, @msg)	1960	=item $player->ext_msg ($type, @msg)
1577		1961
1578	Sends an ext event to the client.	1962	Sends an ext event to the client.
1579		1963
…		…
1599		1983
1600	=cut	1984	=cut
1601		1985
1602	sub find_by_path($) {	1986	sub find_by_path($) {
1603	my ($path) = @_;	1987	my ($path) = @_;
		1988
		1989	$path =~ s/^~[^\/]*//; # skip ~login
1604		1990
1605	my ($match, $specificity);	1991	my ($match, $specificity);
1606		1992
1607	for my $region (list) {	1993	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1994	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	2020	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	2021	our $DEFAULT_RESET = 3000;
1636		2022
1637	sub generate_random_map {	2023	sub generate_random_map {
1638	my ($self, $rmp) = @_;	2024	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	2025
		2026	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2027
1640	$self->_create_random_map (	2028	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	2029	}
1654		2030
1655	=item cf::map->register ($regex, $prio)	2031	=item cf::map->register ($regex, $prio)
1656		2032
1657	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
…		…
1662		2038
1663	sub register {	2039	sub register {
1664	my (undef, $regex, $prio) = @_;	2040	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2041	my $pkg = caller;
1666		2042
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2043	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2044
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2045	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2046	}
1672		2047
1673	# also paths starting with '/'	2048	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2049	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2050
1676	sub thawer_merge {	2051	sub thawer_merge {
1677	my ($self, $merge) = @_;	2052	my ($self, $merge) = @_;
1678		2053
1679	# we have to keep some variables in memory intact	2054	# we have to keep some variables in memory intact
…		…
1684	}	2059	}
1685		2060
1686	sub normalise {	2061	sub normalise {
1687	my ($path, $base) = @_;	2062	my ($path, $base) = @_;
1688		2063
1689	$path = "$path"; # make sure its a string	2064	$path = "$path"; # make sure it's a string
1690		2065
1691	$path =~ s/\.map$//;	2066	$path =~ s/\.map$//;
1692		2067
1693	# map plan:	2068	# map plan:
1694	#	2069	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2084	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2085	$path = "$base/$path";
1711	}	2086	}
1712		2087
1713	for ($path) {	2088	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2089	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2090	redo if s{/[^/]+/\.\./}{/};
1717	}	2091	}
1718		2092
1719	$path	2093	$path
…		…
1733	$self->init; # pass $1 etc.	2107	$self->init; # pass $1 etc.
1734	return $self;	2108	return $self;
1735	}	2109	}
1736	}	2110	}
1737		2111
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2112	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2113	()
1740	}	2114	}
1741		2115
		2116	# may re-bless or do other evil things
1742	sub init {	2117	sub init {
1743	my ($self) = @_;	2118	my ($self) = @_;
1744		2119
1745	$self	2120	$self
1746	}	2121	}
…		…
1765		2140
1766	# the temporary/swap location	2141	# the temporary/swap location
1767	sub save_path {	2142	sub save_path {
1768	my ($self) = @_;	2143	my ($self) = @_;
1769		2144
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2145	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2146	"$TMPDIR/$path.map"
1772	}	2147	}
1773		2148
1774	# the unique path, undef == no special unique path	2149	# the unique path, undef == no special unique path
1775	sub uniq_path {	2150	sub uniq_path {
1776	my ($self) = @_;	2151	my ($self) = @_;
1777		2152
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2153	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2154	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2155	}
1790		2156
1791	sub decay_objects {	2157	sub decay_objects {
1792	my ($self) = @_;	2158	my ($self) = @_;
1793		2159
…		…
1820	$self->{load_path} = $path;	2186	$self->{load_path} = $path;
1821		2187
1822	1	2188	1
1823	}	2189	}
1824		2190
		2191	# used to laod the header of an original map
1825	sub load_header_orig {	2192	sub load_header_orig {
1826	my ($self) = @_;	2193	my ($self) = @_;
1827		2194
1828	$self->load_header_from ($self->load_path)	2195	$self->load_header_from ($self->load_path)
1829	}	2196	}
1830		2197
		2198	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2199	sub load_header_temp {
1832	my ($self) = @_;	2200	my ($self) = @_;
1833		2201
1834	$self->load_header_from ($self->save_path)	2202	$self->load_header_from ($self->save_path)
1835	}	2203	}
1836		2204
		2205	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2206	sub prepare_temp {
1838	my ($self) = @_;	2207	my ($self) = @_;
1839		2208
1840	$self->last_access ((delete $self->{last_access})	2209	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2210	|| $cf::RUNTIME); #d#
1842	# safety	2211	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2212	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2213	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2214	}
1846		2215
		2216	# called after loading the header from an original map
1847	sub prepare_orig {	2217	sub prepare_orig {
1848	my ($self) = @_;	2218	my ($self) = @_;
1849		2219
1850	$self->{load_original} = 1;	2220	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2221	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2245
1876	sub find;	2246	sub find;
1877	sub find {	2247	sub find {
1878	my ($path, $origin) = @_;	2248	my ($path, $origin) = @_;
1879		2249
		2250	cf::cede_to_tick;
		2251
1880	$path = normalise $path, $origin && $origin->path;	2252	$path = normalise $path, $origin;
1881		2253
1882	cf::lock_wait "map_data:$path";#d#remove	2254	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2255	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2256
1885	$cf::MAP{$path} || do {	2257	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2258	my $map = new_from_path cf::map $path
1890	or return;	2259	or return;
1891		2260
1892	$map->{last_save} = $cf::RUNTIME;	2261	$map->{last_save} = $cf::RUNTIME;
1893		2262
…		…
1895	or return;	2264	or return;
1896		2265
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2266	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2267	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2268	#$cf::WAIT_FOR_TICK->wait;
		2269	undef $guard2;
1900	undef $guard1;	2270	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2271	$map->reset;
1903	return find $path;	2272	return find $path;
1904	}	2273	}
1905		2274
1906	$cf::MAP{$path} = $map	2275	$cf::MAP{$path} = $map
1907	}	2276	}
1908	}	2277	}
1909		2278
1910	sub pre_load { }	2279	sub pre_load { }
1911	sub post_load { }	2280	#sub post_load { } # XS
1912		2281
1913	sub load {	2282	sub load {
1914	my ($self) = @_;	2283	my ($self) = @_;
1915		2284
1916	local $self->{deny_reset} = 1; # loading can take a long time	2285	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2288
1920	{	2289	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2290	my $guard = cf::lock_acquire "map_data:$path";
1922		2291
1923	return unless $self->valid;	2292	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2293	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2294
1928	$self->alloc;	2295	$self->alloc;
1929		2296
1930	$self->pre_load;	2297	$self->pre_load;
1931	cf::cede_to_tick;	2298	cf::cede_to_tick;
1932		2299
		2300	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2301	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2302	$f->skip_block;
1935	$self->_load_objects ($f)	2303	$self->_load_objects ($f)
1936	or return;	2304	or return;
1937		2305
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2306	$self->post_load_original
1939	if delete $self->{load_original};	2307	if delete $self->{load_original};
1940		2308
1941	if (my $uniq = $self->uniq_path) {	2309	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2310	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2311	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2312	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2313	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2314	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2315	$f->resolve_delayed_derefs;
		2316	}
1948	}	2317	}
1949	}	2318	}
1950	}
1951		2319
1952	$f->resolve_delayed_derefs;	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);
1953		2327
1954	cf::cede_to_tick;	2328	cf::cede_to_tick;
1955	# now do the right thing for maps	2329	# now do the right thing for maps
1956	$self->link_multipart_objects;	2330	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2331	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2335	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2336	$self->decay_objects;
1963	$self->fix_auto_apply;	2337	$self->fix_auto_apply;
1964	$self->update_buttons;	2338	$self->update_buttons;
1965	cf::cede_to_tick;	2339	cf::cede_to_tick;
1966	$self->set_darkness_map;	2340	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2341	}
1970		2342
1971	$self->{last_save} = $cf::RUNTIME;	2343	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2344	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2345	}
1976		2346
1977	$self->post_load;	2347	$self->post_load;
1978	}
1979		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
1980	sub customise_for {	2355	sub customise_for {
1981	my ($self, $ob) = @_;	2356	my ($self, $ob) = @_;
1982		2357
1983	return find "~" . $ob->name . "/" . $self->{path}	2358	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2359	if $self->per_player;
…		…
1987	# if $self->per_party;	2362	# if $self->per_party;
1988		2363
1989	$self	2364	$self
1990	}	2365	}
1991		2366
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2367	sub find_sync {
2019	my ($path, $origin) = @_;	2368	my ($path, $origin) = @_;
2020		2369
2021	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
2022	}	2375	}
2023		2376
2024	sub do_load_sync {	2377	sub do_load_sync {
2025	my ($map) = @_;	2378	my ($map) = @_;
2026		2379
		2380	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2381	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2382	if $Coro::current == $Coro::main;
2029		2383
2030	cf::sync_job { $map->load };	2384	$map->load;
2031	}	2385	}
2032		2386
2033	our %MAP_PREFETCH;	2387	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2388	our $MAP_PREFETCHER = undef;
2035		2389
2036	sub find_async {	2390	sub find_async {
2037	my ($path, $origin, $load) = @_;	2391	my ($path, $origin, $load) = @_;
2038		2392
2039	$path = normalise $path, $origin && $origin->{path};	2393	$path = normalise $path, $origin;
2040		2394
2041	if (my $map = $cf::MAP{$path}) {	2395	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2396	return $map if !$load || $map->linkable;
2043	}	2397	}
2044		2398
2045	$MAP_PREFETCH{$path} |= $load;	2399	$MAP_PREFETCH{$path} |= $load;
2046		2400
2047	$MAP_PREFETCHER ||= cf::async {	2401	$MAP_PREFETCHER ||= cf::async {
		2402	$Coro::current->{desc} = "map prefetcher";
		2403
2048	while (%MAP_PREFETCH) {	2404	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2405	for my $k (keys %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2406	if (my $map = find $k) {
2051	$map->load if $v;	2407	$map->load if $MAP_PREFETCH{$k};
2052	}	2408	}
2053		2409
2054	delete $MAP_PREFETCH{$k};	2410	delete $MAP_PREFETCH{$k};
2055	}	2411	}
2056	}	2412	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2415	$MAP_PREFETCHER->prio (6);
2060		2416
2061	()	2417	()
2062	}	2418	}
2063		2419
		2420	# common code, used by both ->save and ->swapout
2064	sub save {	2421	sub _save {
2065	my ($self) = @_;	2422	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2423
2069	$self->{last_save} = $cf::RUNTIME;	2424	$self->{last_save} = $cf::RUNTIME;
2070		2425
2071	return unless $self->dirty;	2426	return unless $self->dirty;
2072		2427
…		…
2078	return if $self->{deny_save};	2433	return if $self->{deny_save};
2079		2434
2080	local $self->{last_access} = $self->last_access;#d#	2435	local $self->{last_access} = $self->last_access;#d#
2081		2436
2082	cf::async {	2437	cf::async {
		2438	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2439	$_->contr->save for $self->players;
2084	};	2440	};
		2441
		2442	cf::get_slot 0.02;
2085		2443
2086	if ($uniq) {	2444	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2445	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2446	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2447	} else {
2090	$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);
2091	}	2449	}
2092	}	2450	}
2093		2451
		2452	sub save {
		2453	my ($self) = @_;
		2454
		2455	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2456
		2457	$self->_save;
		2458	}
		2459
2094	sub swap_out {	2460	sub swap_out {
2095	my ($self) = @_;	2461	my ($self) = @_;
2096		2462
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2463	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2464
		2465	return if !$self->linkable;
		2466	return if $self->{deny_save};
2102	return if $self->players;	2467	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	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
		2478	$self->clear;
		2479	}
		2480
		2481	sub reset_at {
		2482	my ($self) = @_;
		2483
		2484	# TODO: safety, remove and allow resettable per-player maps
2104	return if $self->{deny_save};	2485	return 1e99 if $self->{deny_reset};
2105		2486
		2487	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2488	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2489
		2490	$time + $to
		2491	}
		2492
		2493	sub should_reset {
		2494	my ($self) = @_;
		2495
		2496	$self->reset_at <= $cf::RUNTIME
		2497	}
		2498
		2499	sub reset {
		2500	my ($self) = @_;
		2501
		2502	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2503
		2504	return if $self->players;
		2505
		2506	cf::trace "resetting map ", $self->path, "\n";
		2507
2106	$self->in_memory (cf::MAP_SWAPPED);	2508	$self->state (cf::MAP_SWAPPED);
		2509
		2510	# need to save uniques path
		2511	unless ($self->{deny_save}) {
		2512	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2513
		2514	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2515	if $uniq;
		2516	}
		2517
		2518	delete $cf::MAP{$self->path};
2107		2519
2108	$self->deactivate;	2520	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2521	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2522	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2523
2156	$self->unlink_save;	2524	$self->unlink_save;
2157	$self->destroy;	2525	$self->destroy;
2158	}	2526	}
2159		2527
…		…
2167		2535
2168	delete $cf::MAP{$self->path};	2536	delete $cf::MAP{$self->path};
2169		2537
2170	$self->unlink_save;	2538	$self->unlink_save;
2171		2539
2172	bless $self, "cf::map";	2540	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2541	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2542	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2543	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2544	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2545
…		…
2226		2594
2227	sub unique_maps() {	2595	sub unique_maps() {
2228	[	2596	[
2229	map {	2597	map {
2230	utf8::decode $_;	2598	utf8::decode $_;
2231	/\.map$/	2599	s/\.map$//; # TODO future compatibility hack
		2600	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2601	? ()
2232	? normalise $_	2602	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2603	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2604	]
2236	}	2605	}
2237		2606
2238	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	}
2239		2638
2240	=back	2639	=back
2241		2640
2242	=head3 cf::object	2641	=head3 cf::object
2243		2642
…		…
2247		2646
2248	=over 4	2647	=over 4
2249		2648
2250	=item $ob->inv_recursive	2649	=item $ob->inv_recursive
2251		2650
2252	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.
2253		2653
2254	=cut	2654	=cut
2255		2655
2256	sub inv_recursive_;	2656	sub inv_recursive_;
2257	sub inv_recursive_ {	2657	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2662	inv_recursive_ inv $_[0]
2263	}	2663	}
2264		2664
2265	=item $ref = $ob->ref	2665	=item $ref = $ob->ref
2266		2666
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2667	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2668
2269	=item $ob = cf::object::deref ($refstring)	2669	=item $ob = cf::object::deref ($refstring)
2270		2670
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2671	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2272	even if the object actually exists. May block.	2672	even if the object actually exists. May block.
2273		2673
2274	=cut	2674	=cut
2275		2675
2276	sub deref {	2676	sub deref {
2277	my ($ref) = @_;	2677	my ($ref) = @_;
2278		2678
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2679	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2680	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2681	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2682	or return;
2286	$pl->ob->uuid eq $uuid	2683	$pl->ob->uuid eq $uuid
2287	or return;	2684	or return;
…		…
2307	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
2308	dialogue with the given NPC character.	2705	dialogue with the given NPC character.
2309		2706
2310	=cut	2707	=cut
2311		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	};
		2722
2312	# rough implementation of a future "reply" method that works	2723	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2724	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2726	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2727	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2738	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2739	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2740
2330	} else {	2741	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2742	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2743	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2744	}
2334	}	2745	}
2335	}	2746	}
2336		2747
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2748	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2347	=item $player_object->may ("access")	2758	=item $player_object->may ("access")
2348		2759
2349	Returns wether the given player is authorized to access resource "access"	2760	Returns wether the given player is authorized to access resource "access"
2350	(e.g. "command_wizcast").	2761	(e.g. "command_wizcast").
2351		2762
		2763	This is implemented by checking a config setting of C<may_access> where
		2764	C<access> is replaced by the access string. The following alternatives are
		2765	possible (and are tested in order):
		2766
		2767	=over 4
		2768
		2769	=item * Player is DM
		2770
		2771	The request will succeed.
		2772
		2773	=item * may_access is an array reference
		2774
		2775	If either the player nickname or UUID is in the array, the request will
		2776	succeed, otherwise it will fail.
		2777
		2778	=item * may_access is a true value
		2779
		2780	The request will succeed.
		2781
		2782	=item * may_access is missing or false
		2783
		2784	The request will fail.
		2785
		2786	=back
		2787
2352	=cut	2788	=cut
2353		2789
2354	sub cf::object::player::may {	2790	sub cf::object::player::may {
2355	my ($self, $access) = @_;	2791	my ($self, $access) = @_;
2356		2792
2357	$self->flag (cf::FLAG_WIZ) ||	2793	$self->flag (cf::FLAG_WIZ) ||
2358	(ref $cf::CFG{"may_$access"}	2794	(ref $cf::CFG{"may_$access"}
2359	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2795	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2360	: $cf::CFG{"may_$access"})	2796	: $cf::CFG{"may_$access"})
2361	}	2797	}
2362		2798
2363	=item $player_object->enter_link	2799	=item $player_object->enter_link
2364		2800
2365	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}>).
2366		2802
2367	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.
2368	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.
2369		2807
2370	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.
2371		2815
2372	=item $player_object->leave_link ($map, $x, $y)	2816	=item $player_object->leave_link ($map, $x, $y)
2373		2817
2374	Moves the player out of the special C<{link}> map onto the specified	2818	Moves the player out of the special C<{link}> map onto the specified
2375	map. If the map is not valid (or omitted), the player will be moved back	2819	map. If the map is not valid (or omitted), the player will be moved back
…		…
2393	sub cf::object::player::enter_link {	2837	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2838	my ($self) = @_;
2395		2839
2396	$self->deactivate_recursive;	2840	$self->deactivate_recursive;
2397		2841
		2842	++$self->{_link_recursion};
		2843
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2844	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2845
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2846	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2847	if $self->map && $self->map->{path} ne "{link}";
2402		2848
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2849	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2850	}
2405		2851
2406	sub cf::object::player::leave_link {	2852	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2853	my ($self, $map, $x, $y) = @_;
2408		2854
…		…
2425	($x, $y) = (-1, -1)	2871	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2872	unless (defined $x) && (defined $y);
2427		2873
2428	# use -1 or undef as default coordinates, not 0, 0	2874	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2875	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2876	if $x <= 0 && $y <= 0;
2431		2877
2432	$map->load;	2878	$map->load;
2433	$map->load_neighbours;
2434		2879
2435	return unless $self->contr->active;	2880	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2881
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2882	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2883	if ($self->enter_map ($map, $x, $y)) {
2440	}	2884	# entering was successful
		2885	delete $self->{_link_recursion};
		2886	# only activate afterwards, to support waiting in hooks
		2887	$self->activate_recursive;
		2888	}
2441		2889
		2890	}
		2891
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2892	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2893
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2895	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	the new (success) or old (failed) map position. In either case, $done will	2897	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2898	be called at the end of this process.
2449		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 >>.
		2902
2450	=cut	2903	=cut
2451		2904
2452	our $GOTOGEN;	2905	our $GOTOGEN;
2453		2906
2454	sub cf::object::player::goto {	2907	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2908	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2909
		2910	if ($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	}
		2915
2457	# 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
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2917	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2918
2460	$self->enter_link;	2919	$self->enter_link;
2461		2920
2462	(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
2463	my $map = eval {	2943	my $map = eval {
2464	my $map = cf::map::find $path;	2944	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2465		2945
2466	if ($map) {	2946	if ($map) {
2467	$map = $map->customise_for ($self);	2947	$map = $map->customise_for ($self);
2468	$map = $check->($map) if $check && $map;	2948	$map = $check->($map, $x, $y, $self) if $check && $map;
2469	} else {	2949	} else {
2470	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2950	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2951	}
2472		2952
2473	$map	2953	$map
2474	};	2954	};
2475		2955
…		…
2481	if ($gen == $self->{_goto_generation}) {	2961	if ($gen == $self->{_goto_generation}) {
2482	delete $self->{_goto_generation};	2962	delete $self->{_goto_generation};
2483	$self->leave_link ($map, $x, $y);	2963	$self->leave_link ($map, $x, $y);
2484	}	2964	}
2485		2965
2486	$done->() if $done;	2966	$done->($self) if $done;
2487	})->prio (1);	2967	})->prio (1);
2488	}	2968	}
2489		2969
2490	=item $player_object->enter_exit ($exit_object)	2970	=item $player_object->enter_exit ($exit_object)
2491		2971
…		…
2511	}	2991	}
2512		2992
2513	sub prepare_random_map {	2993	sub prepare_random_map {
2514	my ($exit) = @_;	2994	my ($exit) = @_;
2515		2995
2516	my $guard = cf::lock_acquire "exit_prepare:$exit";
2517
2518	# all this does is basically replace the /! path by	2996	# all this does is basically replace the /! path by
2519	# a new random map path (?random/...) with a seed	2997	# a new random map path (?random/...) with a seed
2520	# that depends on the exit object	2998	# that depends on the exit object
2521		2999
2522	my $rmp = parse_random_map_params $exit->msg;	3000	my $rmp = parse_random_map_params $exit->msg;
…		…
2524	if ($exit->map) {	3002	if ($exit->map) {
2525	$rmp->{region} = $exit->region->name;	3003	$rmp->{region} = $exit->region->name;
2526	$rmp->{origin_map} = $exit->map->path;	3004	$rmp->{origin_map} = $exit->map->path;
2527	$rmp->{origin_x} = $exit->x;	3005	$rmp->{origin_x} = $exit->x;
2528	$rmp->{origin_y} = $exit->y;	3006	$rmp->{origin_y} = $exit->y;
		3007
		3008	$exit->map->touch;
2529	}	3009	}
2530		3010
2531	$rmp->{random_seed} ||= $exit->random_seed;	3011	$rmp->{random_seed} ||= $exit->random_seed;
2532		3012
2533	my $data = cf::to_json $rmp;	3013	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2534	my $md5 = Digest::MD5::md5_hex $data;	3014	my $md5 = Digest::MD5::md5_hex $data;
2535	my $meta = "$RANDOMDIR/$md5.meta";	3015	my $meta = "$RANDOMDIR/$md5.meta";
2536		3016
2537	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3017	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2538	aio_write $fh, 0, (length $data), $data, 0;	3018	aio_write $fh, 0, (length $data), $data, 0;
2539	undef $fh;	3019	undef $fh;
2540	aio_rename "$meta~", $meta;	3020	aio_rename "$meta~", $meta;
2541		3021
		3022	my $slaying = "?random/$md5";
		3023
		3024	if ($exit->valid) {
2542	$exit->slaying ("?random/$md5");	3025	$exit->slaying ("?random/$md5");
2543	$exit->msg (undef);	3026	$exit->msg (undef);
		3027	}
2544	}	3028	}
2545	}	3029	}
2546		3030
2547	sub cf::object::player::enter_exit {	3031	sub cf::object::player::enter_exit {
2548	my ($self, $exit) = @_;	3032	my ($self, $exit) = @_;
2549		3033
2550	return unless $self->type == cf::PLAYER;	3034	return unless $self->type == cf::PLAYER;
2551		3035
2552	if ($exit->slaying eq "/!") {
2553	#TODO: this should de-fi-ni-te-ly not be a sync-job
2554	# the problem is that $exit might not survive long enough
2555	# so it needs to be done right now, right here
2556	cf::sync_job { prepare_random_map $exit };
2557	}
2558
2559	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2560	my $hp = $exit->stats->hp;
2561	my $sp = $exit->stats->sp;
2562
2563	$self->enter_link;	3036	$self->enter_link;
2564		3037
2565	# if exit is damned, update players death & WoR home-position
2566	$self->contr->savebed ($slaying, $hp, $sp)
2567	if $exit->flag (FLAG_DAMNED);
2568
2569	(async {	3038	(async {
2570	$self->deactivate_recursive; # just to be sure	3039	$Coro::current->{desc} = "enter_exit";
		3040
2571	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
2572	$self->goto ($slaying, $hp, $sp);	3071	$self->goto ($map, $x, $y);
2573		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
2574	1;	3077	1
2575	}) {	3078	}) {
2576	$self->message ("Something went wrong deep within the crossfire server. "	3079	$self->message ("Something went wrong deep within the deliantra server. "
2577	. "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. "
2578	. "Please report this to the dungeon master!",	3081	. "Please report this to the dungeon master!",
2579	cf::NDI_UNIQUE | cf::NDI_RED);	3082	cf::NDI_UNIQUE | cf::NDI_RED);
2580		3083
2581	warn "ERROR in enter_exit: $@";	3084	error "ERROR in enter_exit: $@";
2582	$self->leave_link;	3085	$self->leave_link;
2583	}	3086	}
2584	})->prio (1);	3087	})->prio (1);
2585	}	3088	}
2586		3089
2587	=head3 cf::client	3090	=head3 cf::client
2588		3091
2589	=over 4	3092	=over 4
2590		3093
2591	=item $client->send_drawinfo ($text, $flags)	3094	=item $client->send_big_packet ($pkt)
2592		3095
2593	Sends a drawinfo packet to the client. Circumvents output buffering so	3096	Like C<send_packet>, but tries to compress large packets, and fragments
2594	should not be used under normal circumstances.	3097	them as required.
2595		3098
2596	=cut	3099	=cut
2597		3100
		3101	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3102
2598	sub cf::client::send_drawinfo {	3103	sub cf::client::send_big_packet {
2599	my ($self, $text, $flags) = @_;	3104	my ($self, $pkt) = @_;
2600		3105
2601	utf8::encode $text;	3106	# try lzf for large packets
2602	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3107	$pkt = "lzf " . Compress::LZF::compress $pkt
		3108	if 1024 <= length $pkt and $self->{can_lzf};
		3109
		3110	# split very large packets
		3111	if ($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);
2603	}	3117	}
2604		3118
2605	=item $client->send_msg ($channel, $msg, $color, [extra...])	3119	=item $client->send_msg ($channel, $msg, $color, [extra...])
2606		3120
2607	Send a drawinfo or msg packet to the client, formatting the msg for the	3121	Send a msg packet to the client, formatting the msg for the client if
2608	client if neccessary. C<$type> should be a string identifying the type of	3122	necessary. C<$type> should be a string identifying the type of the
2609	the message, with C<log> being the default. If C<$color> is negative, suppress	3123	message, with C<log> being the default. If C<$color> is negative, suppress
2610	the message unless the client supports the msg packet.	3124	the message unless the client supports the msg packet.
2611		3125
2612	=cut	3126	=cut
2613		3127
		3128	# non-persistent channels (usually the info channel)
2614	our %CHANNEL = (	3129	our %CHANNEL = (
		3130	"c/motd" => {
		3131	id => "infobox",
		3132	title => "MOTD",
		3133	reply => undef,
		3134	tooltip => "The message of the day",
		3135	},
2615	"c/identify" => {	3136	"c/identify" => {
2616	id => "identify",	3137	id => "infobox",
2617	title => "Identify",	3138	title => "Identify",
2618	reply => undef,	3139	reply => undef,
2619	tooltip => "Items recently identified",	3140	tooltip => "Items recently identified",
2620	},	3141	},
2621	"c/examine" => {	3142	"c/examine" => {
2622	id => "examine",	3143	id => "infobox",
2623	title => "Examine",	3144	title => "Examine",
2624	reply => undef,	3145	reply => undef,
2625	tooltip => "Signs and other items you examined",	3146	tooltip => "Signs and other items you examined",
2626	},	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" => $CHAT_CHANNEL,
2627	);	3246	);
2628		3247
2629	sub cf::client::send_msg {	3248	sub cf::client::send_msg {
2630	my ($self, $channel, $msg, $color, @extra) = @_;	3249	my ($self, $channel, $msg, $color, @extra) = @_;
2631		3250
2632	$msg = $self->pl->expand_cfpod ($msg);	3251	$msg = $self->pl->expand_cfpod ($msg)
		3252	unless $color & cf::NDI_VERBATIM;
2633		3253
2634	$color &= cf::NDI_CLIENT_MASK; # just in case...	3254	$color &= cf::NDI_CLIENT_MASK; # just in case...
2635		3255
2636	# check predefined channels, for the benefit of C	3256	# check predefined channels, for the benefit of C
2637	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3257	if ($CHANNEL{$channel}) {
		3258	$channel = $CHANNEL{$channel};
2638		3259
		3260	$self->ext_msg (channel_info => $channel);
		3261	$channel = $channel->{id};
		3262
2639	if (ref $channel) {	3263	} elsif (ref $channel) {
2640	# send meta info to client, if not yet sent	3264	# send meta info to client, if not yet sent
2641	unless (exists $self->{channel}{$channel->{id}}) {	3265	unless (exists $self->{channel}{$channel->{id}}) {
2642	$self->{channel}{$channel->{id}} = $channel;	3266	$self->{channel}{$channel->{id}} = $channel;
2643	$self->ext_msg (channel_info => $channel)	3267	$self->ext_msg (channel_info => $channel);
2644	if $self->can_msg;
2645	}	3268	}
2646		3269
2647	$channel = $channel->{id};	3270	$channel = $channel->{id};
2648	}	3271	}
2649		3272
2650	return unless @extra || length $msg;	3273	return unless @extra || length $msg;
2651		3274
2652	if ($self->can_msg) {
2653	# default colour, mask it out	3275	# default colour, mask it out
2654	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3276	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2655	if $color & cf::NDI_DEF;	3277	if $color & cf::NDI_DEF;
2656		3278
2657	$self->send_packet ("msg " . $self->{json_coder}->encode (	3279	my $pkt = "msg "
		3280	. $self->{json_coder}->encode (
2658	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3281	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2659	} else {	3282	);
2660	if ($color >= 0) {
2661	# replace some tags by gcfclient-compatible ones
2662	for ($msg) {
2663	1 while
2664	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2665	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2666	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2667	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2668	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2669	}
2670		3283
2671	$color &= cf::NDI_COLOR_MASK;	3284	$self->send_big_packet ($pkt);
2672
2673	utf8::encode $msg;
2674
2675	if (0 && $msg =~ /\[/) {
2676	# COMMAND/INFO
2677	$self->send_packet ("drawextinfo $color 10 8 $msg")
2678	} else {
2679	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2680	$self->send_packet ("drawinfo $color $msg")
2681	}
2682	}
2683	}
2684	}	3285	}
2685		3286
2686	=item $client->ext_msg ($type, @msg)	3287	=item $client->ext_msg ($type, @msg)
2687		3288
2688	Sends an ext event to the client.	3289	Sends an ext event to the client.
…		…
2690	=cut	3291	=cut
2691		3292
2692	sub cf::client::ext_msg($$@) {	3293	sub cf::client::ext_msg($$@) {
2693	my ($self, $type, @msg) = @_;	3294	my ($self, $type, @msg) = @_;
2694		3295
2695	if ($self->extcmd == 2) {
2696	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3296	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2697	} elsif ($self->extcmd == 1) { # TODO: remove
2698	push @msg, msgtype => "event_$type";
2699	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2700	}
2701	}
2702
2703	=item $client->ext_reply ($msgid, @msg)
2704
2705	Sends an ext reply to the client.
2706
2707	=cut
2708
2709	sub cf::client::ext_reply($$@) {
2710	my ($self, $id, @msg) = @_;
2711
2712	if ($self->extcmd == 2) {
2713	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2714	} elsif ($self->extcmd == 1) {
2715	#TODO: version 1, remove
2716	unshift @msg, msgtype => "reply", msgid => $id;
2717	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2718	}
2719	}	3297	}
2720		3298
2721	=item $success = $client->query ($flags, "text", \&cb)	3299	=item $success = $client->query ($flags, "text", \&cb)
2722		3300
2723	Queues a query to the client, calling the given callback with	3301	Queues a query to the client, calling the given callback with
…		…
2743		3321
2744	$self->send_packet ($self->{query_queue}[0][0])	3322	$self->send_packet ($self->{query_queue}[0][0])
2745	if @{ $self->{query_queue} } == 1;	3323	if @{ $self->{query_queue} } == 1;
2746		3324
2747	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;
2748	}	3365	}
2749		3366
2750	cf::client->attach (	3367	cf::client->attach (
2751	on_connect => sub {	3368	on_connect => sub {
2752	my ($ns) = @_;	3369	my ($ns) = @_;
…		…
2778	my ($ns, $buf) = @_;	3395	my ($ns, $buf) = @_;
2779		3396
2780	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3397	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2781		3398
2782	if (ref $msg) {	3399	if (ref $msg) {
2783	my ($type, $reply, @payload) =	3400	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2784	"ARRAY" eq ref $msg
2785	? @$msg
2786	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2787		3401
2788	my @reply;
2789
2790	if (my $cb = $EXTICMD{$type}) {	3402	if (my $cb = $EXTIACMD{$type}) {
		3403	$cb->(
		3404	$ns,
		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}) {
2791	@reply = $cb->($ns, @payload);	3415	@reply = $cb->($ns, @payload);
		3416	}
		3417
		3418	$ns->ext_msg ("reply-$reply", @reply)
		3419	if $reply;
2792	}	3420	}
2793
2794	$ns->ext_reply ($reply, @reply)
2795	if $reply;
2796
2797	} else {	3421	} else {
2798	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";
2799	}	3423	}
2800		3424
2801	cf::override;	3425	cf::override;
2802	},	3426	},
2803	);	3427	);
…		…
2823		3447
2824	$coro	3448	$coro
2825	}	3449	}
2826		3450
2827	cf::client->attach (	3451	cf::client->attach (
2828	on_destroy => sub {	3452	on_client_destroy => sub {
2829	my ($ns) = @_;	3453	my ($ns) = @_;
2830		3454
2831	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3455	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2832	},	3456	},
2833	);	3457	);
…		…
2849	our $safe_hole = new Safe::Hole;	3473	our $safe_hole = new Safe::Hole;
2850		3474
2851	$SIG{FPE} = 'IGNORE';	3475	$SIG{FPE} = 'IGNORE';
2852		3476
2853	$safe->permit_only (Opcode::opset qw(	3477	$safe->permit_only (Opcode::opset qw(
2854	:base_core :base_mem :base_orig :base_math	3478	:base_core :base_mem :base_orig :base_math :base_loop
2855	grepstart grepwhile mapstart mapwhile	3479	grepstart grepwhile mapstart mapwhile
2856	sort time	3480	sort time
2857	));	3481	));
2858		3482
2859	# here we export the classes and methods available to script code	3483	# here we export the classes and methods available to script code
…		…
2861	=pod	3485	=pod
2862		3486
2863	The following functions and methods are available within a safe environment:	3487	The following functions and methods are available within a safe environment:
2864		3488
2865	cf::object	3489	cf::object
2866	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
2867	insert remove name archname title slaying race decrease_ob_nr	3491	insert remove name archname title slaying race decrease split
		3492	value
2868		3493
2869	cf::object::player	3494	cf::object::player
2870	player	3495	player
2871		3496
2872	cf::player	3497	cf::player
…		…
2877		3502
2878	=cut	3503	=cut
2879		3504
2880	for (	3505	for (
2881	["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
2882	insert remove inv name archname title slaying race	3507	insert remove inv nrof name archname title slaying race
2883	decrease_ob_nr)],	3508	decrease split destroy change_exp value msg lore send_msg)],
2884	["cf::object::player" => qw(player)],	3509	["cf::object::player" => qw(player)],
2885	["cf::player" => qw(peaceful)],	3510	["cf::player" => qw(peaceful send_msg)],
2886	["cf::map" => qw(trigger)],	3511	["cf::map" => qw(trigger)],
2887	) {	3512	) {
2888	no strict 'refs';
2889	my ($pkg, @funs) = @$_;	3513	my ($pkg, @funs) = @$_;
2890	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3514	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2891	for @funs;	3515	for @funs;
2892	}	3516	}
2893		3517
…		…
2908		3532
2909	my $qcode = $code;	3533	my $qcode = $code;
2910	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3534	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2911	$qcode =~ s/\n/\\n/g;	3535	$qcode =~ s/\n/\\n/g;
2912		3536
		3537	%vars = (_dummy => 0) unless %vars;
		3538
		3539	my @res;
2913	local $_;	3540	local $_;
2914	local @safe::cf::_safe_eval_args = values %vars;
2915		3541
2916	my $eval =	3542	my $eval =
2917	"do {\n"	3543	"do {\n"
2918	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3544	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2919	. "#line 0 \"{$qcode}\"\n"	3545	. "#line 0 \"{$qcode}\"\n"
2920	. $code	3546	. $code
2921	. "\n}"	3547	. "\n}"
2922	;	3548	;
2923		3549
		3550	if ($CFG{safe_eval}) {
2924	sub_generation_inc;	3551	sub_generation_inc;
		3552	local @safe::cf::_safe_eval_args = values %vars;
2925	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3553	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2926	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	}
2927		3559
2928	if ($@) {	3560	if ($@) {
2929	warn "$@";	3561	warn "$@",
2930	warn "while executing safe code '$code'\n";	3562	"while executing safe code '$code'\n",
2931	warn "with arguments " . (join " ", %vars) . "\n";	3563	"with arguments " . (join " ", %vars) . "\n";
2932	}	3564	}
2933		3565
2934	wantarray ? @res : $res[0]	3566	wantarray ? @res : $res[0]
2935	}	3567	}
2936		3568
…		…
2950	=cut	3582	=cut
2951		3583
2952	sub register_script_function {	3584	sub register_script_function {
2953	my ($fun, $cb) = @_;	3585	my ($fun, $cb) = @_;
2954		3586
2955	no strict 'refs';	3587	$fun = "safe::$fun" if $CFG{safe_eval};
2956	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3588	*$fun = $safe_hole->wrap ($cb);
2957	}	3589	}
2958		3590
2959	=back	3591	=back
2960		3592
2961	=cut	3593	=cut
2962		3594
2963	#############################################################################	3595	#############################################################################
2964	# the server's init and main functions	3596	# the server's init and main functions
2965		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, $_[0]);
		3671	};
		3672	}
		3673	}
		3674
2966	sub load_facedata($) {	3675	sub load_facedata($) {
2967	my ($path) = @_;	3676	my ($path) = @_;
2968		3677
2969	# HACK to clear player env face cache, we need some signal framework
2970	# for this (global event?)
2971	%ext::player_env::MUSIC_FACE_CACHE = ();
2972
2973	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3678	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2974		3679
2975	warn "loading facedata from $path\n";	3680	trace "loading facedata from $path\n";
2976		3681
2977	my $facedata;	3682	my $facedata = decode_storable load_file "$path/faceinfo";
2978	0 < aio_load $path, $facedata
2979	or die "$path: $!";
2980
2981	$facedata = Coro::Storable::thaw $facedata;
2982		3683
2983	$facedata->{version} == 2	3684	$facedata->{version} == 2
2984	or cf::cleanup "$path: version mismatch, cannot proceed.";	3685	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2985		3686
2986	# patch in the exptable	3687	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2987	$facedata->{resource}{"res/exp_table"} = {	3688	or cf::cleanup "$path/facedata: $!, cannot proceed.";
2988	type => FT_RSRC,	3689
2989	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3690	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2990	};	3691
2991	cf::cede_to_tick;	3692	# BEGIN ATOMIC
		3693	# from here on, everything must be atomic - no thread switch allowed
		3694	my $t1 = EV::time;
2992		3695
2993	{	3696	{
2994	my $faces = $facedata->{faceinfo};	3697	my $faces = $facedata->{faceinfo};
2995		3698
2996	while (my ($face, $info) = each %$faces) {	3699	for my $face (sort keys %$faces) {
		3700	my $info = $faces->{$face};
2997	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3701	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3702
2998	cf::face::set_visibility $idx, $info->{visibility};	3703	cf::face::set_visibility $idx, $info->{visibility};
2999	cf::face::set_magicmap $idx, $info->{magicmap};	3704	cf::face::set_magicmap $idx, $info->{magicmap};
3000	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3705	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3001	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3706	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3002		3707	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3003	cf::cede_to_tick;	3708	$cf::face::HASH{$info->{hash64}} = $idx;
		3709	delete $cf::face::META[$idx];
3004	}	3710	}
3005		3711
3006	while (my ($face, $info) = each %$faces) {	3712	while (my ($face, $info) = each %$faces) {
3007	next unless $info->{smooth};	3713	next unless $info->{smooth};
		3714
3008	my $idx = cf::face::find $face	3715	my $idx = cf::face::find $face
3009	or next;	3716	or next;
		3717
3010	if (my $smooth = cf::face::find $info->{smooth}) {	3718	if (my $smooth = cf::face::find $info->{smooth}) {
3011	cf::face::set_smooth $idx, $smooth;	3719	cf::face::set_smooth $idx, $smooth;
3012	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3720	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3013	} else {	3721	} else {
3014	warn "smooth face '$info->{smooth}' not found for face '$face'";	3722	error "smooth face '$info->{smooth}' not found for face '$face'";
3015	}	3723	}
3016
3017	cf::cede_to_tick;
3018	}	3724	}
3019	}	3725	}
3020		3726
3021	{	3727	{
3022	my $anims = $facedata->{animinfo};	3728	my $anims = $facedata->{animinfo};
3023		3729
3024	while (my ($anim, $info) = each %$anims) {	3730	while (my ($anim, $info) = each %$anims) {
3025	cf::anim::set $anim, $info->{frames}, $info->{facings};	3731	cf::anim::set $anim, $info->{frames}, $info->{facings};
3026	cf::cede_to_tick;
3027	}	3732	}
3028		3733
3029	cf::anim::invalidate_all; # d'oh	3734	cf::anim::invalidate_all; # d'oh
3030	}	3735	}
3031		3736
3032	{	3737	{
3033	# TODO: for gcfclient pleasure, we should give resources
3034	# that gcfclient doesn't grok a >10000 face index.
3035	my $res = $facedata->{resource};	3738	my $res = $facedata->{resource};
3036		3739
3037	my $soundconf = delete $res->{"res/sound.conf"};
3038
3039	while (my ($name, $info) = each %$res) {	3740	while (my ($name, $info) = each %$res) {
		3741	if (defined (my $type = $info->{type})) {
		3742	# TODO: different hash - must free and use new index, or cache ixface data queue
3040	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3743	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3041	my $data;
3042		3744
3043	if ($info->{type} & 1) {	3745	cf::face::set_type $idx, $type;
3044	# prepend meta info	3746	cf::face::set_csum $idx, 0, $info->{hash};
3045		3747	$cf::face::SIZE[0][$idx] = $info->{size};
3046	my $meta = $enc->encode ({	3748	$cf::face::FOFS[0][$idx] = $info->{fofs};
3047	name => $name,	3749	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3048	%{ $info->{meta} || {} },	3750	$cf::face::HASH{$info->{hash}} = $idx;
3049	});
3050
3051	$data = pack "(w/a*)*", $meta, $info->{data};
3052	} else {	3751	} else {
3053	$data = $info->{data};	3752	# $RESOURCE{$name} = $info; # unused
3054	}	3753	}
3055
3056	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3057	cf::face::set_type $idx, $info->{type};
3058
3059	cf::cede_to_tick;
3060	}
3061
3062	if ($soundconf) {
3063	$soundconf = $enc->decode (delete $soundconf->{data});
3064
3065	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3066	my $sound = $soundconf->{compat}[$_]
3067	or next;
3068
3069	my $face = cf::face::find "sound/$sound->[1]";
3070	cf::sound::set $sound->[0] => $face;
3071	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3072	}	3754	}
3073
3074	while (my ($k, $v) = each %{$soundconf->{event}}) {
3075	my $face = cf::face::find "sound/$v";
3076	cf::sound::set $k => $face;
3077	}
3078	}
3079	}	3755	}
		3756
		3757	($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 $fh; # close old facedata
3080		3770
3081	1	3771	1
3082	}	3772	}
3083		3773
3084	register_exticmd fx_want => sub {	3774	register_exticmd fx_want => sub {
…		…
3086		3776
3087	while (my ($k, $v) = each %$want) {	3777	while (my ($k, $v) = each %$want) {
3088	$ns->fx_want ($k, $v);	3778	$ns->fx_want ($k, $v);
3089	}	3779	}
3090	};	3780	};
		3781
		3782	sub load_resource_file($) {
		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	}
3091		3805
3092	sub reload_regions {	3806	sub reload_regions {
3093	# HACK to clear player env face cache, we need some signal framework	3807	# HACK to clear player env face cache, we need some signal framework
3094	# for this (global event?)	3808	# for this (global event?)
3095	%ext::player_env::MUSIC_FACE_CACHE = ();	3809	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3102	if exists $_->{match};	3816	if exists $_->{match};
3103	}	3817	}
3104	}	3818	}
3105		3819
3106	sub reload_facedata {	3820	sub reload_facedata {
3107	load_facedata "$DATADIR/facedata"	3821	load_facedata $DATADIR
3108	or die "unable to load facedata\n";	3822	or die "unable to load facedata\n";
3109	}	3823	}
3110		3824
3111	sub reload_archetypes {	3825	sub reload_archetypes {
3112	load_resource_file "$DATADIR/archetypes"	3826	load_resource_file "$DATADIR/archetypes"
3113	or die "unable to load archetypes\n";	3827	or die "unable to load archetypes\n";
3114	#d# NEED to laod twice to resolve forward references	3828
3115	# this really needs to be done in an extra post-pass	3829	cf::face::set
3116	# (which needs to be synchronous, so solve it differently)	3830	"res/skill_info" => FT_RSRC,
3117	load_resource_file "$DATADIR/archetypes"	3831	JSON::XS->new->utf8->canonical->encode (
3118	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 $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3851	}
		3852
		3853	cf::client::set_command_face skill => \@commands;
3119	}	3854	}
3120		3855
3121	sub reload_treasures {	3856	sub reload_treasures {
3122	load_resource_file "$DATADIR/treasures"	3857	load_resource_file "$DATADIR/treasures"
3123	or die "unable to load treasurelists\n";	3858	or die "unable to load treasurelists\n";
3124	}	3859	}
3125		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
3126	sub reload_resources {	3881	sub reload_resources {
3127	warn "reloading resource files...\n";	3882	trace "reloading resource files...\n";
3128		3883
		3884	reload_materials;
		3885	reload_facedata;
		3886	reload_exp_table;
		3887	reload_sound;
		3888	reload_archetypes;
3129	reload_regions;	3889	reload_regions;
3130	reload_facedata;
3131	#reload_archetypes;#d#
3132	reload_archetypes;
3133	reload_treasures;	3890	reload_treasures;
3134		3891
3135	warn "finished reloading resource files\n";	3892	trace "finished reloading resource files\n";
3136	}
3137
3138	sub init {
3139	reload_resources;
3140	}	3893	}
3141		3894
3142	sub reload_config {	3895	sub reload_config {
3143	open my $fh, "<:utf8", "$CONFDIR/config"	3896	trace "reloading config file...\n";
3144	or return;
3145		3897
3146	local $/;	3898	my $config = load_file "$CONFDIR/config";
3147	*CFG = YAML::Syck::Load <$fh>;	3899	utf8::decode $config;
		3900	*CFG = decode_yaml $config;
3148		3901
3149	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3902	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3150		3903
3151	$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};
3152	$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};
3153		3906
3154	if (exists $CFG{mlockall}) {	3907	if (exists $CFG{mlockall}) {
…		…
3158	};	3911	};
3159	warn $@ if $@;	3912	warn $@ if $@;
3160	}	3913	}
3161	}	3914	}
3162		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
3163	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
3164	# we must not ever block the main coroutine	3955	# we must not ever block the main coroutine
3165	local $Coro::idle = sub {	3956	$Coro::idle = sub {
3166	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#
3167	(async {	3958	(async {
3168	Event::one_event;	3959	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3960	EV::run EV::RUN_ONCE;
3169	})->prio (Coro::PRIO_MAX);	3961	})->prio (Coro::PRIO_MAX);
3170	};	3962	};
3171		3963
		3964	evthread_start IO::AIO::poll_fileno;
		3965
		3966	cf::sync_job {
		3967	cf::incloader::init ();
		3968
		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;
3172	reload_config;	3978	reload_config;
3173	db_init;	3979
		3980	cf::init_uuid;
		3981	cf::init_signals;
		3982	cf::init_skills;
		3983
		3984	cf::init_beforeplay;
		3985
		3986	atomic;
		3987
3174	load_extensions;	3988	load_extensions;
3175		3989
3176	$TICK_WATCHER->start;	3990	utime time, time, $RUNTIMEFILE;
3177	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;
3178	}	4007	}
3179		4008
3180	#############################################################################	4009	#############################################################################
3181	# initialisation and cleanup	4010	# initialisation and cleanup
3182		4011
3183	# install some emergency cleanup handlers	4012	# install some emergency cleanup handlers
3184	BEGIN {	4013	BEGIN {
		4014	our %SIGWATCHER = ();
3185	for my $signal (qw(INT HUP TERM)) {	4015	for my $signal (qw(INT HUP TERM)) {
3186	Event->signal (	4016	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3187	reentrant => 0,
3188	data => WF_AUTOCANCEL,
3189	signal => $signal,
3190	prio => 0,
3191	cb => sub {
3192	cf::cleanup "SIG$signal";	4017	cf::cleanup "SIG$signal";
3193	},
3194	);	4018	};
3195	}	4019	}
3196	}	4020	}
3197		4021
3198	sub write_runtime {	4022	sub write_runtime_sync {
3199	my $runtime = "$LOCALDIR/runtime";	4023	my $t0 = AE::time;
3200		4024
3201	# first touch the runtime file to show we are still running:	4025	# first touch the runtime file to show we are still running:
3202	# the fsync below can take a very very long time.	4026	# the fsync below can take a very very long time.
3203		4027
3204	IO::AIO::aio_utime $runtime, undef, undef;	4028	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3205		4029
3206	my $guard = cf::lock_acquire "write_runtime";	4030	my $guard = cf::lock_acquire "write_runtime";
3207		4031
3208	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4032	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3209	or return;	4033	or return;
3210		4034
3211	my $value = $cf::RUNTIME + 90 + 10;	4035	my $value = $cf::RUNTIME + 90 + 10;
3212	# 10 is the runtime save interval, for a monotonic clock	4036	# 10 is the runtime save interval, for a monotonic clock
3213	# 60 allows for the watchdog to kill the server.	4037	# 60 allows for the watchdog to kill the server.
…		…
3223	aio_utime $fh, undef, undef;	4047	aio_utime $fh, undef, undef;
3224		4048
3225	close $fh	4049	close $fh
3226	or return;	4050	or return;
3227		4051
3228	aio_rename "$runtime~", $runtime	4052	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3229	and return;	4053	and return;
3230		4054
3231	warn "runtime file written.\n";	4055	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3232		4056
3233	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 };
3234	}	4108	}
3235		4109
3236	sub emergency_save() {	4110	sub emergency_save() {
3237	my $freeze_guard = cf::freeze_mainloop;	4111	my $freeze_guard = cf::freeze_mainloop;
3238		4112
3239	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;
3240		4119
3241	cf::sync_job {	4120	cf::sync_job {
		4121	cf::write_runtime_sync; # external watchdog should not bark
		4122
3242	# use a peculiar iteration method to avoid tripping on perl	4123	# use a peculiar iteration method to avoid tripping on perl
3243	# refcount bugs in for. also avoids problems with players	4124	# refcount bugs in for. also avoids problems with players
3244	# and maps saved/destroyed asynchronously.	4125	# and maps saved/destroyed asynchronously.
3245	warn "begin emergency player save\n";	4126	info "emergency_perl_save: begin player save\n";
3246	for my $login (keys %cf::PLAYER) {	4127	for my $login (keys %cf::PLAYER) {
3247	my $pl = $cf::PLAYER{$login} or next;	4128	my $pl = $cf::PLAYER{$login} or next;
3248	$pl->valid or next;	4129	$pl->valid or next;
		4130	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3249	$pl->save;	4131	$pl->save;
3250	}	4132	}
3251	warn "end emergency player save\n";	4133	info "emergency_perl_save: end player save\n";
3252		4134
3253	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";
3254	for my $path (keys %cf::MAP) {	4138	for my $path (keys %cf::MAP) {
3255	my $map = $cf::MAP{$path} or next;	4139	my $map = $cf::MAP{$path} or next;
3256	$map->valid or next;	4140	$map->valid or next;
3257	$map->save;	4141	$map->save;
3258	}	4142	}
3259	warn "end emergency map save\n";	4143	info "emergency_perl_save: end map save\n";
3260		4144
3261	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";
3262	BDB::db_env_txn_checkpoint $DB_ENV;	4148	BDB::db_env_txn_checkpoint $DB_ENV;
3263	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 $DB_ENV;
		4159
		4160	info "emergency_perl_save: starting sync\n";
		4161	IO::AIO::aio_sync sub {
		4162	info "emergency_perl_save: finished sync\n";
		4163	};
		4164
		4165	cf::write_runtime_sync; # external watchdog should not bark
		4166
		4167	trace "emergency_perl_save: flushing outstanding aio requests";
		4168	while (IO::AIO::nreqs || BDB::nreqs) {
		4169	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4170	}
		4171
		4172	cf::write_runtime_sync; # external watchdog should not bark
3264	};	4173	};
3265		4174
3266	warn "leave emergency perl save\n";	4175	info "emergency_perl_save: leave\n";
3267	}	4176	}
3268		4177
3269	sub post_cleanup {	4178	sub post_cleanup {
3270	my ($make_core) = @_;	4179	my ($make_core) = @_;
3271		4180
		4181	IO::AIO::flush;
		4182
3272	warn Carp::longmess "post_cleanup backtrace"	4183	error Carp::longmess "post_cleanup backtrace"
3273	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	}
3274	}	4213	}
3275		4214
3276	sub do_reload_perl() {	4215	sub do_reload_perl() {
3277	# can/must only be called in main	4216	# can/must only be called in main
3278	if ($Coro::current != $Coro::main) {	4217	unless (in_main) {
3279	warn "can only reload from main coroutine";	4218	error "can only reload from main coroutine";
3280	return;	4219	return;
3281	}	4220	}
3282		4221
3283	warn "reloading...";	4222	return if $RELOAD++;
3284		4223
3285	warn "entering sync_job";	4224	my $t1 = AE::time;
3286		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
3287	cf::sync_job {	4232	cf::sync_job {
3288	cf::write_runtime; # external watchdog should not bark
3289	cf::emergency_save;	4233	#cf::emergency_save;
3290	cf::write_runtime; # external watchdog should not bark
3291		4234
3292	warn "syncing database to disk";
3293	BDB::db_env_txn_checkpoint $DB_ENV;
3294
3295	# if anything goes wrong in here, we should simply crash as we already saved
3296
3297	warn "cancelling all WF_AUTOCANCEL watchers";
3298	for (Event::all_watchers) {
3299	$_->cancel if $_->data & WF_AUTOCANCEL;
3300	}
3301
3302	warn "flushing outstanding aio requests";
3303	for (;;) {
3304	BDB::flush;
3305	IO::AIO::flush;
3306	Coro::cede;
3307	last unless IO::AIO::nreqs || BDB::nreqs;
3308	warn "iterate...";
3309	}
3310
3311	++$RELOAD;
3312
3313	warn "cancelling all extension coros";	4235	trace "perl_reload: cancelling all extension coros";
3314	$_->cancel for values %EXT_CORO;	4236	$_->cancel for values %EXT_CORO;
3315	%EXT_CORO = ();	4237	%EXT_CORO = ();
3316		4238
3317	warn "removing commands";	4239	trace "perl_reload: removing commands";
3318	%COMMAND = ();	4240	%COMMAND = ();
3319		4241
3320	warn "removing ext/exti commands";	4242	trace "perl_reload: removing ext/exti commands";
3321	%EXTCMD = ();	4243	%EXTCMD = ();
3322	%EXTICMD = ();	4244	%EXTICMD = ();
3323		4245
3324	warn "unloading/nuking all extensions";	4246	trace "perl_reload: unloading/nuking all extensions";
3325	for my $pkg (@EXTS) {	4247	for my $pkg (@EXTS) {
3326	warn "... unloading $pkg";	4248	trace "... unloading $pkg";
3327		4249
3328	if (my $cb = $pkg->can ("unload")) {	4250	if (my $cb = $pkg->can ("unload")) {
3329	eval {	4251	eval {
3330	$cb->($pkg);	4252	$cb->($pkg);
3331	1	4253	1
3332	} 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;
3333	}	4259	}
3334		4260
3335	warn "... nuking $pkg";
3336	Symbol::delete_package $pkg;
3337	}
3338
3339	warn "unloading all perl modules loaded from $LIBDIR";	4261	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3340	while (my ($k, $v) = each %INC) {	4262	while (my ($k, $v) = each %INC) {
3341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4263	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3342		4264
3343	warn "... unloading $k";	4265	trace "... unloading $k";
3344	delete $INC{$k};	4266	delete $INC{$k};
3345		4267
3346	$k =~ s/\.pm$//;	4268	$k =~ s/\.pm$//;
3347	$k =~ s/\//::/g;	4269	$k =~ s/\//::/g;
3348		4270
3349	if (my $cb = $k->can ("unload_module")) {	4271	if (my $cb = $k->can ("unload_module")) {
3350	$cb->();	4272	$cb->();
		4273	}
		4274
		4275	clear_package $k;
3351	}	4276	}
3352		4277
3353	Symbol::delete_package $k;
3354	}
3355
3356	warn "getting rid of safe::, as good as possible";	4278	trace "perl_reload: getting rid of safe::, as good as possible";
3357	Symbol::delete_package "safe::$_"	4279	clear_package "safe::$_"
3358	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);
3359		4281
3360	warn "unloading cf.pm \"a bit\"";	4282	trace "perl_reload: unloading cf.pm \"a bit\"";
3361	delete $INC{"cf.pm"};	4283	delete $INC{"cf.pm"};
3362	delete $INC{"cf/pod.pm"};	4284	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3363		4285
3364	# don't, removes xs symbols, too,	4286	# don't, removes xs symbols, too,
3365	# and global variables created in xs	4287	# and global variables created in xs
3366	#Symbol::delete_package __PACKAGE__;	4288	#clear_package __PACKAGE__;
3367		4289
3368	warn "unload completed, starting to reload now";	4290	info "perl_reload: unload completed, starting to reload now";
3369		4291
3370	warn "reloading cf.pm";	4292	trace "perl_reload: reloading cf.pm";
3371	require cf;	4293	require cf;
3372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4294	cf::_connect_to_perl_1;
3373		4295
3374	warn "loading config and database again";	4296	trace "perl_reload: loading config and database again";
3375	cf::reload_config;	4297	cf::reload_config;
3376		4298
3377	warn "loading extensions";	4299	trace "perl_reload: loading extensions";
3378	cf::load_extensions;	4300	cf::load_extensions;
3379		4301
		4302	if ($REATTACH_ON_RELOAD) {
3380	warn "reattaching attachments to objects/players";	4303	trace "perl_reload: reattaching attachments to objects/players";
3381	_global_reattach; # objects, sockets	4304	_global_reattach; # objects, sockets
3382	warn "reattaching attachments to maps";	4305	trace "perl_reload: reattaching attachments to maps";
3383	reattach $_ for values %MAP;	4306	reattach $_ for values %MAP;
3384	warn "reattaching attachments to players";	4307	trace "perl_reload: reattaching attachments to players";
3385	reattach $_ for values %PLAYER;	4308	reattach $_ for values %PLAYER;
		4309	}
3386		4310
3387	warn "leaving sync_job";	4311	cf::_post_init 1;
3388		4312
		4313	trace "perl_reload: leaving sync_job";
		4314
3389	1	4315	1
3390	} or do {	4316	} or do {
3391	warn $@;	4317	error $@;
3392	warn "error while reloading, exiting.";	4318	cf::cleanup "perl_reload: error, exiting.";
3393	exit 1;	4319	};
		4320
		4321	--$RELOAD;
3394	};	4322	}
3395		4323
3396	warn "reloaded";	4324	$t1 = AE::time - $t1;
		4325	info "perl_reload: completed in ${t1}s\n";
3397	};	4326	};
3398		4327
3399	our $RELOAD_WATCHER; # used only during reload	4328	our $RELOAD_WATCHER; # used only during reload
3400		4329
3401	sub reload_perl() {	4330	sub reload_perl() {
3402	# doing reload synchronously and two reloads happen back-to-back,	4331	# doing reload synchronously and two reloads happen back-to-back,
3403	# coro crashes during coro_state_free->destroy here.	4332	# coro crashes during coro_state_free->destroy here.
3404		4333
3405	$RELOAD_WATCHER ||= Event->timer (	4334	$RELOAD_WATCHER ||= cf::async {
3406	reentrant => 0,	4335	Coro::AIO::aio_wait cache_extensions;
3407	after => 0,	4336
3408	data => WF_AUTOCANCEL,	4337	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3409	cb => sub {
3410	do_reload_perl;	4338	do_reload_perl;
3411	undef $RELOAD_WATCHER;	4339	undef $RELOAD_WATCHER;
3412	},	4340	};
3413	);	4341	};
3414	}	4342	}
3415		4343
3416	register_command "reload" => sub {	4344	register_command "reload" => sub {
3417	my ($who, $arg) = @_;	4345	my ($who, $arg) = @_;
3418		4346
3419	if ($who->flag (FLAG_WIZ)) {	4347	if ($who->flag (FLAG_WIZ)) {
3420	$who->message ("reloading server.");	4348	$who->message ("reloading server.");
		4349	async {
		4350	$Coro::current->{desc} = "perl_reload";
3421	async { reload_perl };	4351	reload_perl;
		4352	};
3422	}	4353	}
3423	};	4354	};
3424		4355
3425	unshift @INC, $LIBDIR;	4356	#############################################################################
3426		4357
3427	my $bug_warning = 0;	4358	my $bug_warning = 0;
3428		4359
3429	our @WAIT_FOR_TICK;
3430	our @WAIT_FOR_TICK_BEGIN;
3431
3432	sub wait_for_tick {	4360	sub wait_for_tick() {
3433	return unless $TICK_WATCHER->is_active;	4361	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3434	return if $Coro::current == $Coro::main;
3435		4362
3436	my $signal = new Coro::Signal;	4363	$WAIT_FOR_TICK->wait;
3437	push @WAIT_FOR_TICK, $signal;
3438	$signal->wait;
3439	}	4364	}
3440		4365
3441	sub wait_for_tick_begin {	4366	sub wait_for_tick_begin() {
3442	return unless $TICK_WATCHER->is_active;	4367	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3443	return if $Coro::current == $Coro::main;
3444		4368
3445	my $signal = new Coro::Signal;	4369	my $signal = new Coro::Signal;
3446	push @WAIT_FOR_TICK_BEGIN, $signal;	4370	push @WAIT_FOR_TICK_BEGIN, $signal;
3447	$signal->wait;	4371	$signal->wait;
3448	}	4372	}
3449		4373
3450	our $stat_fh;	4374	sub tick {
3451	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3452
3453	$TICK_WATCHER = Event->timer (
3454	reentrant => 0,
3455	parked => 1,
3456	prio => 0,
3457	at => $NEXT_TICK || $TICK,
3458	data => WF_AUTOCANCEL,
3459	cb => sub {
3460	if ($Coro::current != $Coro::main) {	4375	if ($Coro::current != $Coro::main) {
3461	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"
3462	unless ++$bug_warning > 10;	4377	unless ++$bug_warning > 10;
3463	return;	4378	return;
3464	}	4379	}
3465		4380
3466	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#	4381	cf::one_tick; # one server iteration
3467		4382
3468	$NOW = $tick_start = Event::time;	4383	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3469		4384
3470	cf::server_tick; # one server iteration
3471
3472	$RUNTIME += $TICK;
3473	$NEXT_TICK += $TICK;
3474
3475	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4385	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3476	$NEXT_RUNTIME_WRITE = $NOW + 10;	4386	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3477	Coro::async_pool {	4387	Coro::async_pool {
		4388	$Coro::current->{desc} = "runtime saver";
3478	write_runtime	4389	write_runtime_sync
3479	or warn "ERROR: unable to write runtime file: $!";	4390	or error "ERROR: unable to write runtime file: $!";
3480	};
3481	}	4391	};
		4392	}
3482		4393
3483	# my $AFTER = Event::time;
3484	# warn $AFTER - $NOW;#d#
3485
3486	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3487	$sig->send;	4395	$sig->send;
3488	}	4396	}
3489	while (my $sig = shift @WAIT_FOR_TICK) {	4397	$WAIT_FOR_TICK->broadcast;
3490	$sig->send;
3491	}
3492		4398
3493	$NOW = Event::time;	4399	$LOAD = ($NOW - $TICK_START) / $TICK;
3494
3495	# if we are delayed by four ticks or more, skip them all
3496	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3497
3498	$TICK_WATCHER->at ($NEXT_TICK);
3499	$TICK_WATCHER->start;
3500
3501	$LOAD = ($NOW - $tick_start) / $TICK;
3502	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4400	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3503		4401
3504	_post_tick;	4402	if (0) {
3505		4403	if ($NEXT_TICK) {
3506	# gather some statistics#d#	4404	my $jitter = $TICK_START - $NEXT_TICK;
3507	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4405	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3508	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4406	debug "jitter $JITTER\n";#d#
		4407	}
3509	},	4408	}
3510	);	4409	}
3511		4410
3512	{	4411	{
		4412	# configure BDB
		4413	info "initialising database";
		4414
3513	BDB::min_parallel 8;	4415	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4416	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4417	#$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4418
3539	unless ($DB_ENV) {	4419	unless ($DB_ENV) {
3540	$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);
3541		4426
3542	cf::sync_job {	4427	cf::sync_job {
3543	eval {	4428	eval {
3544	BDB::db_env_open	4429	BDB::db_env_open
3545	$DB_ENV,	4430	$DB_ENV,
…		…
3547	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
3548	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4433	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3549	0666;	4434	0666;
3550		4435
3551	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4436	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3552
3553	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3554	| BDB::LOG_AUTOREMOVE, 1);
3555	$DB_ENV->set_lk_detect;
3556	};	4437	};
3557		4438
3558	cf::cleanup "db_env_open(db): $@" if $@;	4439	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4440	};
3560	}	4441	}
3561		4442
3562	$BDB_CHECKPOINT_WATCHER = Event->timer (	4443	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 11,	4444	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3564	interval => 60,	4445	};
3565	hard => 1,	4446	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4447	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3570	},
3571	);	4448	};
3572	$BDB_TRICKLE_WATCHER = Event->timer (	4449	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3573	after => 5,
3574	interval => 10,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4450	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3580	},
3581	);	4451	};
		4452
		4453	info "database initialised";
3582	}	4454	}
3583		4455
3584	{	4456	{
		4457	# configure IO::AIO
		4458
		4459	info "initialising aio";
3585	IO::AIO::min_parallel 8;	4460	IO::AIO::min_parallel 8;
3586
3587	undef $Coro::AIO::WATCHER;
3588	IO::AIO::max_poll_time $TICK * 0.1;	4461	IO::AIO::max_poll_time $TICK * 0.1;
3589	$AIO_POLL_WATCHER = Event->io (	4462	undef $AnyEvent::AIO::WATCHER;
3590	reentrant => 0,	4463	info "aio initialised";
3591	data => WF_AUTOCANCEL,
3592	fd => IO::AIO::poll_fileno,
3593	poll => 'r',
3594	prio => 6,
3595	cb => \&IO::AIO::poll_cb,
3596	);
3597	}	4464	}
3598		4465
3599	my $_log_backtrace;	4466	our $_log_backtrace;
		4467	our $_log_backtrace_last;
3600		4468
3601	sub _log_backtrace {	4469	sub _log_backtrace {
3602	my ($msg, @addr) = @_;	4470	my ($msg, @addr) = @_;
3603		4471
3604	$msg =~ s/\n//;	4472	$msg =~ s/\n$//;
3605		4473
		4474	if ($_log_backtrace_last eq $msg) {
		4475	LOG llevInfo, "[ABT] $msg\n";
		4476	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3606	# limit the # of concurrent backtraces	4477	# limit the # of concurrent backtraces
3607	if ($_log_backtrace < 2) {	4478	} elsif ($_log_backtrace < 2) {
		4479	$_log_backtrace_last = $msg;
3608	++$_log_backtrace;	4480	++$_log_backtrace;
		4481	my $perl_bt = Carp::longmess $msg;
3609	async {	4482	async {
		4483	$Coro::current->{desc} = "abt $msg";
		4484
3610	my @bt = fork_call {	4485	my @bt = fork_call {
3611	@addr = map { sprintf "%x", $_ } @addr;	4486	@addr = map { sprintf "%x", $_ } @addr;
3612	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4487	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3613	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 |"
3614	or die "addr2line: $!";	4489	or die "addr2line: $!";
…		…
3622	}	4497	}
3623		4498
3624	@funcs	4499	@funcs
3625	};	4500	};
3626		4501
3627	LOG llevInfo, "[ABT] $msg\n";	4502	LOG llevInfo, "[ABT] $perl_bt\n";
		4503	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3628	LOG llevInfo, "[ABT] $_\n" for @bt;	4504	LOG llevInfo, "[ABT] $_\n" for @bt;
3629	--$_log_backtrace;	4505	--$_log_backtrace;
3630	};	4506	};
3631	} else {	4507	} else {
3632	LOG llevInfo, "[ABT] $msg\n";	4508	LOG llevInfo, "[ABT] $msg\n";
3633	LOG llevInfo, "[ABT] [suppressed]\n";	4509	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3634	}	4510	}
3635	}	4511	}
3636		4512
3637	# load additional modules	4513	# load additional modules
3638	use cf::pod;	4514	require "cf/$_.pm" for @EXTRA_MODULES;
		4515	cf::_connect_to_perl_2;
3639		4516
3640	END { cf::emergency_save }	4517	END { cf::emergency_save }
3641		4518
3642	1	4519	1
3643		4520

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