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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.338 by root, Tue Aug 21 01:07:47 2007 UTC vs.
Revision 1.623 by root, Wed Aug 30 14:18:51 2017 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
		62	use CBOR::XS ();
32	use IO::AIO 2.32 ();	63	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
		130	our $USE_FSYNC = 1; # use fsync to write maps - default on
		131
		132	our $BDB_DEADLOCK_WATCHER;
		133	our $BDB_CHECKPOINT_WATCHER;
		134	our $BDB_TRICKLE_WATCHER;
		135	our $DB_ENV;
		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
		139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		141
		142	our $UPTIME; $UPTIME ||= time;
		143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
81	our $NOW;	145	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		146
84	our $BDB_POLL_WATCHER;	147	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	148	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
95		150
96	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		153
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
102		166
103	binmode STDOUT;	167	binmode STDOUT;
104	binmode STDERR;	168	binmode STDERR;
105		169
106	# read virtual server time, if available	170	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
111	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
112		178
113	mkdir $_	179	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		181
116	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
117		183
118	sub cf::map::normalise;	184	sub cf::map::normalise;
119		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
120	#############################################################################	190	#############################################################################
121		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
122	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
123		204
124	=over 4	205	=over 4
125		206
126	=item $cf::UPTIME	207	=item $cf::UPTIME
127		208
128	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
129		225
130	=item $cf::RUNTIME	226	=item $cf::RUNTIME
131		227
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	229	every server tick.
134		230
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		234
139	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
142	database environment.	238	database environment.
143		239
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	240	=item $cf::LOADAVG
153		241
154	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
159		247
160	The raw value load value from the last tick.	248	The raw value load value from the last tick.
161		249
162	=item %cf::CFG	250	=item %cf::CFG
163		251
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	253	from wherever your confdir points to.
166		254
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		256
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick.
170	returns directly I<after> the tick processing (and consequently, can only wake one process	258	cf::wait_for_tick_begin only returns directly I<after> the tick
		259	processing (and consequently, can only wake one thread per tick), while
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	260	cf::wait_for_tick wakes up all waiters after tick processing.
		261
		262	Note that cf::wait_for_tick will immediately return when the server is not
		263	ticking, making it suitable for small pauses in threads that need to run
		264	when the server is paused. If that is not applicable (i.e. you I<really>
		265	want to wait, use C<$cf::WAIT_FOR_TICK>).
		266
		267	=item $cf::WAIT_FOR_TICK
		268
		269	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		270	variable contains a L<Coro::Signal> that is broadcats after every server
		271	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		272	next server tick.
		273
		274	=cut
		275
		276	sub wait_for_tick();
		277	sub wait_for_tick_begin();
172		278
173	=item @cf::INVOKE_RESULTS	279	=item @cf::INVOKE_RESULTS
174		280
175	This array contains the results of the last C<invoke ()> call. When	281	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	282	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	283	that call.
178		284
		285	=item %cf::REFLECT
		286
		287	Contains, for each (C++) class name, a hash reference with information
		288	about object members (methods, scalars, arrays and flags) and other
		289	metadata, which is useful for introspection.
		290
179	=back	291	=back
180		292
181	=cut	293	=cut
182		294
183	BEGIN {	295	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	296	sub warn (@) { LOG llevWarn , join "", @_ }
		297	sub info (@) { LOG llevInfo , join "", @_ }
		298	sub debug(@) { LOG llevDebug, join "", @_ }
		299	sub trace(@) { LOG llevTrace, join "", @_ }
		300
		301	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	302	my $msg = join "", @_;
186		303
187	$msg .= "\n"	304	$msg .= "\n"
188	unless $msg =~ /\n$/;	305	unless $msg =~ /\n$/;
189		306
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	307	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		308
192	utf8::encode $msg;
193	LOG llevError, $msg;	309	LOG llevWarn, $msg;
194	};	310	};
195	}	311
		312	$Coro::State::DIEHOOK = sub {
		313	return unless $^S eq 0; # "eq", not "=="
		314
		315	error Carp::longmess $_[0];
		316
		317	if (in_main) {#d#
		318	error "DIEHOOK called in main context, Coro bug?\n";#d#
		319	return;#d#
		320	}#d#
		321
		322	# kill coroutine otherwise
		323	Coro::terminate
		324	};
196		325
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	326	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	327	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	328	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	329	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	336	for my $pkg (qw(
208	cf::global cf::attachable	337	cf::global cf::attachable
209	cf::object cf::object::player	338	cf::object cf::object::player
210	cf::client cf::player	339	cf::client cf::player
211	cf::arch cf::living	340	cf::arch cf::living
		341	cf::map cf::mapspace
212	cf::map cf::party cf::region	342	cf::party cf::region
213	)) {	343	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	344	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	345	}
217		346
218	$Event::DIED = sub {	347	$EV::DIED = sub {
219	warn "error in event callback: @_";	348	warn "error in event callback: $@";
220	};	349	};
		350
		351	#############################################################################
		352
		353	sub fork_call(&@);
		354	sub get_slot($;$$);
221		355
222	#############################################################################	356	#############################################################################
223		357
224	=head2 UTILITY FUNCTIONS	358	=head2 UTILITY FUNCTIONS
225		359
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	380	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	381	$d
248	} || "[unable to dump $_[0]: '$@']";	382	} || "[unable to dump $_[0]: '$@']";
249	}	383	}
250		384
		385	=item $scalar = cf::load_file $path
		386
		387	Loads the given file from path and returns its contents. Croaks on error
		388	and can block.
		389
		390	=cut
		391
		392	sub load_file($) {
		393	0 <= aio_load $_[0], my $data
		394	or Carp::croak "$_[0]: $!";
		395
		396	$data
		397	}
		398
		399	=item $success = cf::replace_file $path, $data, $sync
		400
		401	Atomically replaces the file at the given $path with new $data, and
		402	optionally $sync the data to disk before replacing the file.
		403
		404	=cut
		405
		406	sub replace_file($$;$) {
		407	my ($path, $data, $sync) = @_;
		408
		409	my $lock = cf::lock_acquire ("replace_file:$path");
		410
		411	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		412	or return;
		413
		414	$data = $data->() if ref $data;
		415
		416	length $data == aio_write $fh, 0, (length $data), $data, 0
		417	or return;
		418
		419	!$sync
		420	or !aio_fsync $fh
		421	or return;
		422
		423	aio_close $fh
		424	and return;
		425
		426	aio_rename "$path~", $path
		427	and return;
		428
		429	if ($sync) {
		430	$path =~ s%/[^/]*$%%;
		431	aio_pathsync $path;
		432	}
		433
		434	1
		435	}
		436
251	=item $ref = cf::from_json $json	437	=item $ref = cf::decode_json $json
252		438
253	Converts a JSON string into the corresponding perl data structure.	439	Converts a JSON string into the corresponding perl data structure.
254		440
255	=item $json = cf::to_json $ref	441	=item $json = cf::encode_json $ref
256		442
257	Converts a perl data structure into its JSON representation.	443	Converts a perl data structure into its JSON representation.
258		444
259	=cut	445	=cut
260		446
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	447	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		448
263	sub to_json ($) { $json_coder->encode ($_[0]) }	449	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	450	sub decode_json($) { $json_coder->decode ($_[0]) }
		451
		452	=item $ref = cf::decode_storable $scalar
		453
		454	Same as Coro::Storable::thaw, so blocks.
		455
		456	=cut
		457
		458	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		459
		460	=item $ref = cf::decode_yaml $scalar
		461
		462	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		463
		464	=cut
		465
		466	sub decode_yaml($) {
		467	fork_call { YAML::XS::Load $_[0] } @_
		468	}
		469
		470	=item $scalar = cf::decode_cbor $scalar
		471
		472	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		473	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		474	alternative.
		475
		476	=cut
		477
		478	sub decode_cbor($) {
		479	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		480	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		481	CBOR::XS::decode_cbor $_[0]
		482	}
		483
		484	=item $scalar = cf::unlzf $scalar
		485
		486	Same as Compress::LZF::compress, but takes server ticks into account, so
		487	blocks.
		488
		489	=cut
		490
		491	sub unlzf($) {
		492	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		493	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		494	Compress::LZF::decompress $_[0]
		495	}
		496
		497	=item cf::post_init { BLOCK }
		498
		499	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		500	but I<before> the server starts ticking again.
		501
		502	The codeblock will have a single boolean argument to indicate whether this
		503	is a reload or not.
		504
		505	=cut
		506
		507	sub post_init(&) {
		508	push @POST_INIT, shift;
		509	}
		510
		511	sub _post_init {
		512	trace "running post_init jobs";
		513
		514	# run them in parallel...
		515
		516	my @join;
		517
		518	while () {
		519	push @join, map &Coro::async ($_, 0), @POST_INIT;
		520	@POST_INIT = ();
		521
		522	@join or last;
		523
		524	(pop @join)->join;
		525	}
		526	}
265		527
266	=item cf::lock_wait $string	528	=item cf::lock_wait $string
267		529
268	Wait until the given lock is available. See cf::lock_acquire.	530	Wait until the given lock is available. See cf::lock_acquire.
269		531
270	=item my $lock = cf::lock_acquire $string	532	=item my $lock = cf::lock_acquire $string
271		533
272	Wait until the given lock is available and then acquires it and returns	534	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	535	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	536	for example when the coroutine gets canceled), the lock is automatically
275	returned.	537	returned.
276		538
		539	Locks are *not* recursive, locking from the same coro twice results in a
		540	deadlocked coro.
		541
277	Lock names should begin with a unique identifier (for example, cf::map::find	542	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	543	uses map_find and cf::map::load uses map_load).
279		544
280	=item $locked = cf::lock_active $string	545	=item $locked = cf::lock_active $string
281		546
282	Return true if the lock is currently active, i.e. somebody has locked it.	547	Return true if the lock is currently active, i.e. somebody has locked it.
283		548
284	=cut	549	=cut
285		550
286	our %LOCK;	551	our $LOCKS = new Coro::SemaphoreSet;
287		552
288	sub lock_wait($) {	553	sub lock_wait($) {
289	my ($key) = @_;	554	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	555	}
297		556
298	sub lock_acquire($) {	557	sub lock_acquire($) {
299	my ($key) = @_;	558	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	559	}
311		560
312	sub lock_active($) {	561	sub lock_active($) {
313	my ($key) = @_;	562	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	563	}
317		564
318	sub freeze_mainloop {	565	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	566	tick_inhibit_inc;
320		567
321	my $guard = Coro::guard {	568	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	569	}
323	};	570
324	$TICK_WATCHER->stop;	571	=item cf::periodic $interval, $cb
325	$guard	572
		573	Like EV::periodic, but randomly selects a starting point so that the actions
		574	get spread over time.
		575
		576	=cut
		577
		578	sub periodic($$) {
		579	my ($interval, $cb) = @_;
		580
		581	my $start = rand List::Util::min 180, $interval;
		582
		583	EV::periodic $start, $interval, 0, $cb
326	}	584	}
327		585
328	=item cf::get_slot $time[, $priority[, $name]]	586	=item cf::get_slot $time[, $priority[, $name]]
329		587
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	588	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	This call blocks and returns only when you have at least C<$time> seconds	589	(default: 0): This call blocks and returns only when you have at least
332	of cpu time till the next tick. The slot is only valid till the next cede.	590	C<$time> seconds of cpu time till the next tick. The slot is only valid
		591	till the next cede.
		592
		593	Background jobs should use a priority less than zero, interactive jobs
		594	should use 100 or more.
333		595
334	The optional C<$name> can be used to identify the job to run. It might be	596	The optional C<$name> can be used to identify the job to run. It might be
335	used for statistical purposes and should identify the same time-class.	597	used for statistical purposes and should identify the same time-class.
336		598
337	Useful for short background jobs.	599	Useful for short background jobs.
338		600
339	=cut	601	=cut
340		602
341	our @SLOT_QUEUE;	603	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	604	our $SLOT_QUEUE;
		605	our $SLOT_DECAY = 0.9;
343		606
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	607	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	608	$SLOT_QUEUE = Coro::async {
		609	$Coro::current->desc ("timeslot manager");
		610
346	my $signal = new Coro::Signal;	611	my $signal = new Coro::Signal;
		612	my $busy;
347		613
348	while () {	614	while () {
349	next_job:	615	next_job:
		616
		617	Coro::cede;
		618
350	my $avail = cf::till_tick;	619	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	620
352	for (0 .. $#SLOT_QUEUE) {	621	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	622	if ($SLOT_QUEUE[$_][0] <= $avail) {
		623	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	624	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	625	$job->[2]->send;
356	Coro::cede;
357	goto next_job;	626	goto next_job;
358	}	627	} else {
		628	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	629	}
360	}	630	}
361		631
362	if (@SLOT_QUEUE) {	632	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	633	wait_for_tick;
364	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;
366	} else {	634	} else {
		635	$busy = 0;
367	Coro::schedule;	636	Coro::schedule;
368	}	637	}
369	}	638	}
370	};	639	};
371		640
372	sub get_slot($;$$) {	641	sub get_slot($;$$) {
		642	return if tick_inhibit || $Coro::current == $Coro::main;
		643
373	my ($time, $pri, $name) = @_;	644	my ($time, $pri, $name) = @_;
374		645
375	$time = $TICK * .6 if $time > $TICK * .6;	646	$time = clamp $time, 0.01, $TICK * .6;
		647
376	my $sig = new Coro::Signal;	648	my $sig = new Coro::Signal;
377		649
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	650	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	651	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	652	$SLOT_QUEUE->ready;
…		…
391		663
392	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
393		665
394	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
395		667
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	669	is always able to handle events or is runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	670	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	671	acceptable.
400		672
401	If it must be done, put the blocking parts into C<sync_job>. This will run	673	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	674	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	678	=cut
407		679
408	sub sync_job(&) {	680	sub sync_job(&) {
409	my ($job) = @_;	681	my ($job) = @_;
410		682
411	if ($Coro::current == $Coro::main) {	683	if (in_main) {
412	my $time = Event::time;	684	my $time = AE::time;
413		685
414	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
416		688
417	# TODO: use suspend/resume instead	689	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	690
419	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
420		692
421	my $busy = 1;	693	my $busy = 1;
422	my @res;	694	my @res;
423		695
424	(async {	696	(async {
		697	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	698	@res = eval { $job->() };
426	warn $@ if $@;	699	error $@ if $@;
427	undef $busy;	700	undef $busy;
428	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
429		702
430	while ($busy) {	703	while ($busy) {
431	Coro::cede or Event::one_event;	704	if (Coro::nready) {
		705	Coro::cede_notself;
		706	} else {
		707	EV::run EV::RUN_ONCE;
432	}	708	}
		709	}
433		710
434	$time = Event::time - $time;	711	my $time = AE::time - $time;
435		712
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	713	$TICK_START += $time; # do not account sync jobs to server load
440		714
441	wantarray ? @res : $res[0]	715	wantarray ? @res : $res[0]
442	} else {	716	} else {
443	# we are in another coroutine, how wonderful, everything just works	717	# we are in another coroutine, how wonderful, everything just works
444		718
…		…
464	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
465		739
466	$coro	740	$coro
467	}	741	}
468		742
469	=item fork_call { }, $args	743	=item fork_call { }, @args
470		744
471	Executes the given code block with the given arguments in a seperate	745	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	747	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	748	never block itself or use any form of event handling.
475		749
476	=cut	750	=cut
		751
		752	sub post_fork {
		753	reset_signals;
		754	}
477		755
478	sub fork_call(&@) {	756	sub fork_call(&@) {
479	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
480		758
481	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)
484
485	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
486	reset_signals;	760	cf::post_fork;
487	&$cb	761	&$cb
488	}, @args;	762	} @args;
489		763
490	wantarray ? @res : $res[-1]	764	wantarray ? @res : $res[-1]
		765	}
		766
		767	sub objinfo {
		768	(
		769	"counter value" => cf::object::object_count,
		770	"objects created" => cf::object::create_count,
		771	"objects destroyed" => cf::object::destroy_count,
		772	"freelist size" => cf::object::free_count,
		773	"allocated objects" => cf::object::objects_size,
		774	"active objects" => cf::object::actives_size,
		775	)
		776	}
		777
		778	=item $coin = coin_from_name $name
		779
		780	=cut
		781
		782	our %coin_alias = (
		783	"silver" => "silvercoin",
		784	"silvercoin" => "silvercoin",
		785	"silvercoins" => "silvercoin",
		786	"gold" => "goldcoin",
		787	"goldcoin" => "goldcoin",
		788	"goldcoins" => "goldcoin",
		789	"platinum" => "platinacoin",
		790	"platinumcoin" => "platinacoin",
		791	"platinumcoins" => "platinacoin",
		792	"platina" => "platinacoin",
		793	"platinacoin" => "platinacoin",
		794	"platinacoins" => "platinacoin",
		795	"royalty" => "royalty",
		796	"royalties" => "royalty",
		797	);
		798
		799	sub coin_from_name($) {
		800	$coin_alias{$_[0]}
		801	? cf::arch::find $coin_alias{$_[0]}
		802	: undef
491	}	803	}
492		804
493	=item $value = cf::db_get $family => $key	805	=item $value = cf::db_get $family => $key
494		806
495	Returns a single value from the environment database.	807	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	809	=item cf::db_put $family => $key => $value
498		810
499	Stores the given C<$value> in the family. It can currently store binary	811	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	812	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		813
		814	=item $db = cf::db_table "name"
		815
		816	Create and/or open a new database table. The string must not be "db" and must be unique
		817	within each server.
		818
502	=cut	819	=cut
		820
		821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
		825	my ($name) = @_;
		826	my $db = BDB::db_create $DB_ENV;
		827
		828	eval {
		829	$db->set_flags (BDB::CHKSUM);
		830
		831	utf8::encode $name;
		832	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		833	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		834	cf::cleanup "db_open(db): $!" if $!;
		835	};
		836	cf::cleanup "db_open(db): $@" if $@;
		837
		838	$db
		839	}
503		840
504	our $DB;	841	our $DB;
505		842
506	sub db_init {	843	sub db_init {
507	unless ($DB) {	844	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	845	}
522		846
523	sub db_get($$) {	847	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
525		849
526	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
527	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
528		854
529	$! ? ()	855	$! ? ()
530	: $data	856	: $data
531	}
532	}	857	}
533		858
534	sub db_put($$$) {	859	sub db_put($$$) {
535	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		889
565	my @data;	890	my @data;
566	my $md5;	891	my $md5;
567		892
568	for (0 .. $#$src) {	893	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	895	}
572		896
573	# if processing is expensive, check	897	# if processing is expensive, check
574	# checksum first	898	# checksum first
575	if (1) {	899	if (1) {
576	$md5 =	900	$md5 =
577	join "\x00",	901	join "\x00",
578	$processversion,	902	$processversion,
579	map {	903	map {
580	Coro::cede;	904	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	905	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	906	} 0.. $#$src;
583		907
584		908
585	my $dbmd5 = db_get cache => "$id/md5";	909	my $dbmd5 = db_get cache => "$id/md5";
…		…
588		912
589	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
590	}	914	}
591	}	915	}
592		916
593	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
594	my $data = $process->(\@data);	918	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
596		920
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		922
599	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
602		926
…		…
612		936
613	=cut	937	=cut
614		938
615	sub datalog($@) {	939	sub datalog($@) {
616	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	942	}
619		943
620	=back	944	=back
621		945
622	=cut	946	=cut
623		947
624	#############################################################################	948	#############################################################################
625		949
626	=head2 ATTACHABLE OBJECTS	950	=head2 ATTACHABLE OBJECTS
627		951
628	Many objects in crossfire are so-called attachable objects. That means you can	952	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	953	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	954	to it. All such attachable objects support the following methods.
631		955
632	In the following description, CLASS can be any of C<global>, C<object>	956	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	957	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	958	Deliantra).
635		959
636	=over 4	960	=over 4
637		961
638	=item $attachable->attach ($attachment, key => $value...)	962	=item $attachable->attach ($attachment, key => $value...)
639		963
…		…
683	=item cf::CLASS::attachment $name, ...	1007	=item cf::CLASS::attachment $name, ...
684		1008
685	Register an attachment by C<$name> through which attachable objects of the	1009	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	1010	given CLASS can refer to this attachment.
687		1011
688	Some classes such as crossfire maps and objects can specify attachments	1012	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	1013	that are attached at load/instantiate time, thus the need for a name.
690		1014
691	These calls expect any number of the following handler/hook descriptions:	1015	These calls expect any number of the following handler/hook descriptions:
692		1016
693	=over 4	1017	=over 4
…		…
817		1141
818	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1144
821	} elsif (ref $type) {	1145	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
823		1147
824	} else {	1148	} else {
825	shift @arg;	1149	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
827	}	1151	}
828	}	1152	}
829	}	1153	}
830		1154
831	sub _object_attach {	1155	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
842	}	1166	}
843		1167
844	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
845	} else {	1169	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1171	}
848		1172
849	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
850	}	1174	}
851		1175
…		…
910		1234
911	for (@$callbacks) {	1235	for (@$callbacks) {
912	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
913		1237
914	if ($@) {	1238	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1240	override;
918	}	1241	}
919		1242
920	return 1 if $override;	1243	return 1 if $override;
921	}	1244	}
922		1245
923	0	1246	0
924	}	1247	}
925		1248
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1249	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1250
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1251	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1252
930	Generate an object-specific event with the given arguments.	1253	Generate an object-specific event with the given arguments.
931		1254
…		…
937		1260
938	=cut	1261	=cut
939		1262
940	#############################################################################	1263	#############################################################################
941	# object support	1264	# object support
942	#
943		1265
		1266	sub _object_equal($$);
		1267	sub _object_equal($$) {
		1268	my ($a, $b) = @_;
		1269
		1270	return 0 unless (ref $a) eq (ref $b);
		1271
		1272	if ("HASH" eq ref $a) {
		1273	my @ka = keys %$a;
		1274	my @kb = keys %$b;
		1275
		1276	return 0 if @ka != @kb;
		1277
		1278	for (0 .. $#ka) {
		1279	return 0 unless $ka[$_] eq $kb[$_];
		1280	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1281	}
		1282
		1283	} elsif ("ARRAY" eq ref $a) {
		1284
		1285	return 0 if @$a != @$b;
		1286
		1287	for (0 .. $#$a) {
		1288	return 0 unless _object_equal $a->[$_], $b->[$_];
		1289	}
		1290
		1291	} elsif ($a ne $b) {
		1292	return 0;
		1293	}
		1294
		1295	1
		1296	}
		1297
		1298	our $SLOW_MERGES;#d#
944	sub _can_merge {	1299	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1300	my ($ob1, $ob2) = @_;
946		1301
947	local $Storable::canonical = 1;	1302	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1303
951	$fob1 eq $fob2	1304	# we do the slow way here
		1305	return _object_equal $ob1, $ob2
952	}	1306	}
953		1307
954	sub reattach {	1308	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1309	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1310	my ($obj) = @_;
957		1311
		1312	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1313	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1314
960	my $registry = $obj->registry;	1315	my $registry = $obj->registry;
961		1316
962	@$registry = ();	1317	@$registry = ();
963		1318
…		…
968	for (@$attach) {	1323	for (@$attach) {
969	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
971	}	1326	}
972	} else {	1327	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1329	}
975	}	1330	}
976	}	1331	}
977		1332
978	cf::attachable->attach (	1333	cf::attachable->attach (
979	prio => -1000000,	1334	prio => -1000000,
980	on_instantiate => sub {	1335	on_instantiate => sub {
981	my ($obj, $data) = @_;	1336	my ($obj, $data) = @_;
982		1337
983	$data = from_json $data;	1338	$data = decode_json $data;
984		1339
985	for (@$data) {	1340	for (@$data) {
986	my ($name, $args) = @$_;	1341	my ($name, $args) = @$_;
987		1342
988	$obj->attach ($name, %{$args || {} });	1343	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1359	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1006		1361
1007	sync_job {	1362	sync_job {
1008	if (length $$rdata) {	1363	if (length $$rdata) {
		1364	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1011		1368
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1370	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1016	close $fh;	1376	aio_close $fh;
1017		1377
1018	if (@$objs) {	1378	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1379	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1380	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1381	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1382	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1383	if ($cf::USE_FSYNC) {
		1384	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1385	aio_fsync $fh;
		1386	}
1024	close $fh;	1387	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1388	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1389	}
1027	} else {	1390	} else {
1028	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1029	}	1392	}
1030		1393
1031	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
		1395
		1396	$filename =~ s%/[^/]+$%%;
		1397	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1398	} else {
1033	warn "FATAL: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1034	}	1400	}
1035	} else {	1401	} else {
1036	aio_unlink $filename;	1402	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1038	}	1404	}
1039	}	1405	};
1040	}	1406	}
1041		1407
1042	sub object_freezer_as_string {	1408	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1409	my ($rdata, $objs) = @_;
1044		1410
…		…
1056	or return;	1422	or return;
1057		1423
1058	unless (aio_stat "$filename.pst") {	1424	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1425	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1426	or return;
		1427
1061	$av = eval { (Storable::thaw $av)->{objs} };	1428	my $st = eval { Coro::Storable::thaw $av };
		1429	$av = $st->{objs};
1062	}	1430	}
1063		1431
		1432	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
		1436
1066	return ($data, $av);	1437	($data, $av)
1067	}	1438	}
1068		1439
1069	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
1070		1441
1071	=over 4	1442	=over 4
…		…
1073	=cut	1444	=cut
1074		1445
1075	#############################################################################	1446	#############################################################################
1076	# command handling &c	1447	# command handling &c
1077		1448
1078	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1079		1450
1080	Register a callback for execution when the client sends the user command	1451	Register a callback for execution when the client sends the user command
1081	$name.	1452	$name.
1082		1453
1083	=cut	1454	=cut
…		…
1089	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1090		1461
1091	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1092	}	1463	}
1093		1464
1094	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1095		1466
1096	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1097	extcmd packet. Ext commands will be processed in the order they are	1468	extcmd packet. Ext commands will be processed in the order they are
1098	received by the server, like other user commands. The first argument is	1469	received by the server, like other user commands. The first argument is
1099	the logged-in player. Ext commands can only be processed after a player	1470	the logged-in player. Ext commands can only be processed after a player
1100	has logged in successfully.	1471	has logged in successfully.
1101		1472
1102	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1103	called.
1104		1474
		1475	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
1105	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1106		1481
1107	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1108	exticmd packet. Exti commands are processed by the server as soon as they	1483	exticmd packet. Exti commands are processed by the server as soon as they
1109	are received, i.e. out of order w.r.t. other commands. The first argument	1484	are received, i.e. out of order w.r.t. other commands. The first argument
1110	is a client socket. Exti commands can be received anytime, even before	1485	is a client socket. Exti commands can be received anytime, even before
1111	log-in.	1486	log-in.
1112		1487
1113	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1114	called.
1115		1489
1116	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1117		1491
		1492	Same as C<cf::register_extcmd>, but instead of returning values, the
		1493	callback needs to clal the C<$reply> function.
		1494
		1495	=cut
		1496
1118	sub register_extcmd {	1497	sub register_extcmd($$) {
1119	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1120		1499
1121	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1122	}	1501	}
1123		1502
1124	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1125	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1126		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1127	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
1128	}	1513	}
1129		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
		1519	}
		1520
		1521	use File::Glob ();
		1522
1130	cf::player->attach (	1523	cf::player->attach (
1131	on_command => sub {	1524	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1525	my ($pl, $name, $params) = @_;
1133		1526
1134	my $cb = $COMMAND{$name}	1527	my $cb = $COMMAND{$name}
1135	or return;	1528	or return;
1136		1529
…		…
1144	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1145		1538
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1540
1148	if (ref $msg) {	1541	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1150	"ARRAY" eq ref $msg
1151	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1543
1154	my @reply;
1155
1156	if (my $cb = $EXTCMD{$type}) {	1544	if (my $cb = $EXTACMD{$type}) {
		1545	$cb->(
		1546	$pl,
		1547	sub {
		1548	$pl->ext_msg ("reply-$reply", @_)
		1549	if $reply;
		1550	},
		1551	@payload
		1552	);
		1553	} else {
		1554	my @reply;
		1555
		1556	if (my $cb = $EXTCMD{$type}) {
1157	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1158	}	1562	}
1159		1563
1160	$pl->ext_reply ($reply, @reply)
1161	if $reply;
1162
1163	} else {	1564	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1566	}
1166		1567
1167	cf::override;	1568	cf::override;
1168	},	1569	},
1169	);	1570	);
1170		1571
		1572	# "readahead" all extensions
		1573	sub cache_extensions {
		1574	my $grp = IO::AIO::aio_group;
		1575
		1576	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1577	for (grep /\.ext$/, @{$_[0]}) {
		1578	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1579	}
		1580	};
		1581
		1582	$grp
		1583	}
		1584
		1585	sub _ext_cfg_reg($$$$) {
		1586	my ($rvar, $varname, $cfgname, $default) = @_;
		1587
		1588	$cfgname = lc $varname
		1589	unless length $cfgname;
		1590
		1591	$EXT_CFG{$cfgname} = [$rvar, $default];
		1592
		1593	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1594	}
		1595
1171	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1172	cf::sync_job {	1601	cf::sync_job {
1173	my %todo;	1602	my %todo;
1174		1603
1175	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1605	next unless -r $path;
…		…
1194		1623
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1626
1198	$ext{source} =	1627	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1201	. $source	1630	. $source
1202	. "\n};\n1";	1631	. "\n};\n1";
1203		1632
1204	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
1205	}	1634	}
1206		1635
		1636	my $pass = 0;
1207	my %done;	1637	my %done;
1208	while (%todo) {	1638	while (%todo) {
1209	my $progress;	1639	my $progress;
1210		1640
		1641	++$pass;
		1642
		1643	ext:
1211	while (my ($k, $v) = each %todo) {	1644	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1646	next ext
1214	unless exists $done{$_};	1647	unless exists $done{$_};
1215	}	1648	}
1216		1649
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1651
1219	unless (eval $v->{source}) {	1652	my $source = $v->{source};
		1653
		1654	# support "CONF varname :confname = default" pseudo-statements
		1655	$source =~ s{
		1656	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1657	}{
		1658	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1659	}gmxe;
		1660
		1661	my $active = eval $source;
		1662
		1663	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1664	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1665
		1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1667	if exists $v->{meta}{mandatory};
1224	warn $msg;	1668
1225	warn "mandatory extension failed to load, exiting.\n";	1669	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1670	delete $todo{$k};
1227	}	1671	} else {
1228		1672	$done{$k} = delete $todo{$k};
1229	warn $msg;	1673	push @EXTS, $v->{pkg};
		1674	$progress = 1;
		1675
		1676	info "$v->{base}: extension inactive.\n"
		1677	unless $active;
1230	}	1678	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1679	}
1236		1680
1237	skip:	1681	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1682	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1683
		1684	while (my ($k, $v) = each %todo) {
		1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1686	if exists $v->{meta}{mandatory};
		1687	}
		1688
		1689	last;
		1690	}
1240	}	1691	}
1241	};	1692	};
1242	}	1693	}
1243		1694
1244	#############################################################################	1695	#############################################################################
1245		1696
1246	=back	1697	=back
1247		1698
1248	=head2 CORE EXTENSIONS	1699	=head2 CORE EXTENSIONS
1249		1700
1250	Functions and methods that extend core crossfire objects.	1701	Functions and methods that extend core deliantra objects.
1251		1702
1252	=cut	1703	=cut
1253		1704
1254	package cf::player;	1705	package cf::player;
1255		1706
1256	use Coro::AIO;	1707	use Coro::AIO;
1257		1708
1258	=head3 cf::player	1709	=head3 cf::player
1259		1710
1260	=over 4	1711	=over 4
		1712
		1713	=item cf::player::num_playing
		1714
		1715	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1716
		1717	=cut
		1718
		1719	sub num_playing {
		1720	scalar grep
		1721	$_->ob->map
		1722	&& !$_->hidden
		1723	&& !$_->ob->flag (cf::FLAG_WIZ),
		1724	cf::player::list
		1725	}
1261		1726
1262	=item cf::player::find $login	1727	=item cf::player::find $login
1263		1728
1264	Returns the given player object, loading it if necessary (might block).	1729	Returns the given player object, loading it if necessary (might block).
1265		1730
…		…
1284		1749
1285	sub exists($) {	1750	sub exists($) {
1286	my ($login) = @_;	1751	my ($login) = @_;
1287		1752
1288	$cf::PLAYER{$login}	1753	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1754	or !aio_stat path $login
1290	}	1755	}
1291		1756
1292	sub find($) {	1757	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1758	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1759	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1766	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1767	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1768	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1769	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1770
1306	my $pl = load_pl path $login	1771	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1772	or return;
		1773
		1774	my $pl = cf::player::load_pl $f
		1775	or return;
		1776
		1777	local $cf::PLAYER_LOADING{$login} = $pl;
		1778	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1779	$cf::PLAYER{$login} = $pl
1309	}	1780	}
1310	}	1781	}
1311	}	1782	}
		1783
		1784	cf::player->attach (
		1785	on_load => sub {
		1786	my ($pl, $path) = @_;
		1787
		1788	# restore slots saved in save, below
		1789	my $slots = delete $pl->{_slots};
		1790
		1791	$pl->ob->current_weapon ($slots->[0]);
		1792	$pl->combat_ob ($slots->[1]);
		1793	$pl->ranged_ob ($slots->[2]);
		1794	},
		1795	);
1312		1796
1313	sub save($) {	1797	sub save($) {
1314	my ($pl) = @_;	1798	my ($pl) = @_;
1315		1799
1316	return if $pl->{deny_save};	1800	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1805	return if $pl->{deny_save};
1322		1806
1323	aio_mkdir playerdir $pl, 0770;	1807	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1808	$pl->{last_save} = $cf::RUNTIME;
1325		1809
		1810	cf::get_slot 0.01;
		1811
		1812	# save slots, to be restored later
		1813	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1814
1326	$pl->save_pl ($path);	1815	$pl->save_pl ($path);
1327	Coro::cede;	1816	cf::cede_to_tick;
1328	}	1817	}
1329		1818
1330	sub new($) {	1819	sub new($) {
1331	my ($login) = @_;	1820	my ($login) = @_;
1332		1821
…		…
1361	my ($pl) = @_;	1850	my ($pl) = @_;
1362		1851
1363	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1364		1853
1365	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1855	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1856
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1369	$pl->deactivate;	1858	$pl->deactivate;
		1859
		1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1371	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1372		1865
1373	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1375	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1410	or return [];	1903	or return [];
1411		1904
1412	my @logins;	1905	my @logins;
1413		1906
1414	for my $login (@$dirs) {	1907	for my $login (@$dirs) {
		1908	my $path = path $login;
		1909
		1910	# a .pst is a dead give-away for a valid player
		1911	# if no pst file found, open and chekc for blocked users
		1912	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1913	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1914	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1915	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1916	}
1418		1917
1419	utf8::decode $login;	1918	utf8::decode $login;
1420	push @logins, $login;	1919	push @logins, $login;
1421	}	1920	}
1422		1921
1423	\@logins	1922	\@logins
1424	}	1923	}
1425		1924
1426	=item $player->maps	1925	=item $player->maps
		1926
		1927	=item cf::player::maps $login
1427		1928
1428	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1429	player. May block.	1930	player. May block.
1430		1931
1431	=cut	1932	=cut
…		…
1449	}	1950	}
1450		1951
1451	\@paths	1952	\@paths
1452	}	1953	}
1453		1954
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1956
1456	Expand crossfire pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503
1504	=item $player->ext_reply ($msgid, @msg)
1505
1506	Sends an ext reply to the player.
1507
1508	=cut
1509
1510	sub ext_reply($$@) {
1511	my ($self, $id, @msg) = @_;
1512
1513	$self->ns->ext_reply ($id, @msg)
1514	}
1515		1958
1516	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1517		1960
1518	Sends an ext event to the client.	1961	Sends an ext event to the client.
1519		1962
…		…
1539		1982
1540	=cut	1983	=cut
1541		1984
1542	sub find_by_path($) {	1985	sub find_by_path($) {
1543	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1544		1989
1545	my ($match, $specificity);	1990	my ($match, $specificity);
1546		1991
1547	for my $region (list) {	1992	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	2019	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	2020	our $DEFAULT_RESET = 3000;
1576		2021
1577	sub generate_random_map {	2022	sub generate_random_map {
1578	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1579	# mit "rum" bekleckern, nicht	2024
		2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2026
1580	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1588	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1589	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1590	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1591	(cf::region::find $rmp->{region}), $rmp->{custom}
1592	)
1593	}	2028	}
1594		2029
1595	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1596		2031
1597	Register a handler for the map path matching the given regex at the	2032	Register a handler for the map path matching the given regex at the
…		…
1602		2037
1603	sub register {	2038	sub register {
1604	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	2040	my $pkg = caller;
1606		2041
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		2043
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	2045	}
1612		2046
1613	# also paths starting with '/'	2047	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		2049
1616	sub thawer_merge {	2050	sub thawer_merge {
1617	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1618		2052
1619	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1624	}	2058	}
1625		2059
1626	sub normalise {	2060	sub normalise {
1627	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1628		2062
1629	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1630		2064
1631	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1632		2066
1633	# map plan:	2067	# map plan:
1634	#	2068	#
…		…
1649	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1650	$path = "$base/$path";	2084	$path = "$base/$path";
1651	}	2085	}
1652		2086
1653	for ($path) {	2087	for ($path) {
1654	redo if s{//}{/};
1655	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1656	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1657	}	2090	}
1658		2091
1659	$path	2092	$path
…		…
1673	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1674	return $self;	2107	return $self;
1675	}	2108	}
1676	}	2109	}
1677		2110
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	2112	()
1680	}	2113	}
1681		2114
		2115	# may re-bless or do other evil things
1682	sub init {	2116	sub init {
1683	my ($self) = @_;	2117	my ($self) = @_;
1684		2118
1685	$self	2119	$self
1686	}	2120	}
…		…
1705		2139
1706	# the temporary/swap location	2140	# the temporary/swap location
1707	sub save_path {	2141	sub save_path {
1708	my ($self) = @_;	2142	my ($self) = @_;
1709		2143
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2144	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	2145	"$TMPDIR/$path.map"
1712	}	2146	}
1713		2147
1714	# the unique path, undef == no special unique path	2148	# the unique path, undef == no special unique path
1715	sub uniq_path {	2149	sub uniq_path {
1716	my ($self) = @_;	2150	my ($self) = @_;
1717		2151
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2152	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	2153	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	2154	}
1730		2155
1731	sub decay_objects {	2156	sub decay_objects {
1732	my ($self) = @_;	2157	my ($self) = @_;
1733		2158
…		…
1746		2171
1747	sub load_header_from($) {	2172	sub load_header_from($) {
1748	my ($self, $path) = @_;	2173	my ($self, $path) = @_;
1749		2174
1750	utf8::encode $path;	2175	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	2176	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2177	or return;
1756		2178
		2179	$self->_load_header ($f)
		2180	or return;
		2181
		2182	local $MAP_LOADING{$self->{path}} = $self;
		2183	$f->resolve_delayed_derefs;
		2184
1757	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1758		2186
1759	1	2187	1
1760	}	2188	}
1761		2189
		2190	# used to laod the header of an original map
1762	sub load_header_orig {	2191	sub load_header_orig {
1763	my ($self) = @_;	2192	my ($self) = @_;
1764		2193
1765	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1766	}	2195	}
1767		2196
		2197	# used to laod the header of an instantiated map
1768	sub load_header_temp {	2198	sub load_header_temp {
1769	my ($self) = @_;	2199	my ($self) = @_;
1770		2200
1771	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1772	}	2202	}
1773		2203
		2204	# called after loading the header from an instantiated map
1774	sub prepare_temp {	2205	sub prepare_temp {
1775	my ($self) = @_;	2206	my ($self) = @_;
1776		2207
1777	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1778	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1779	# safety	2210	# safety
1780	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1781	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1782	}	2213	}
1783		2214
		2215	# called after loading the header from an original map
1784	sub prepare_orig {	2216	sub prepare_orig {
1785	my ($self) = @_;	2217	my ($self) = @_;
1786		2218
1787	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1788	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1812		2244
1813	sub find;	2245	sub find;
1814	sub find {	2246	sub find {
1815	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
1816		2248
		2249	cf::cede_to_tick;
		2250
1817	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
1818		2252
		2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2255
1821	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2257	my $map = new_from_path cf::map $path
1824	or return;	2258	or return;
1825		2259
1826	$map->{last_save} = $cf::RUNTIME;	2260	$map->{last_save} = $cf::RUNTIME;
1827		2261
…		…
1829	or return;	2263	or return;
1830		2264
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2265	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2266	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2267	#$cf::WAIT_FOR_TICK->wait;
		2268	undef $guard2;
		2269	undef $guard1;
1834	$map->reset;	2270	$map->reset;
1835	undef $guard;
1836	return find $path;	2271	return find $path;
1837	}	2272	}
1838		2273
1839	$cf::MAP{$path} = $map	2274	$cf::MAP{$path} = $map
1840	}	2275	}
1841	}	2276	}
1842		2277
1843	sub pre_load { }	2278	sub pre_load { }
1844	sub post_load { }	2279	#sub post_load { } # XS
1845		2280
1846	sub load {	2281	sub load {
1847	my ($self) = @_;	2282	my ($self) = @_;
1848		2283
1849	local $self->{deny_reset} = 1; # loading can take a long time	2284	local $self->{deny_reset} = 1; # loading can take a long time
1850		2285
1851	my $path = $self->{path};	2286	my $path = $self->{path};
1852		2287
1853	{	2288	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
1855		2290
		2291	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
1857
1858	$self->in_memory (cf::MAP_LOADING);
1859		2293
1860	$self->alloc;	2294	$self->alloc;
1861		2295
1862	$self->pre_load;	2296	$self->pre_load;
1863	Coro::cede;	2297	cf::cede_to_tick;
1864		2298
1865	$self->_load_objects ($self->{load_path}, 1)	2299	if (exists $self->{load_path}) {
		2300	my $f = new_from_file cf::object::thawer $self->{load_path};
		2301	$f->skip_block;
		2302	$self->_load_objects ($f)
1866	or return;	2303	or return;
1867		2304
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2305	$self->post_load_original
1869	if delete $self->{load_original};	2306	if delete $self->{load_original};
1870		2307
1871	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2309	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2310	unless (aio_stat $uniq) {
		2311	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2312	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2313	$self->_load_objects ($f);
		2314	$f->resolve_delayed_derefs;
		2315	}
		2316	}
1876	}	2317	}
1877	}
1878		2318
1879	Coro::cede;	2319	$f->resolve_delayed_derefs;
		2320	} else {
		2321	$self->post_load_original
		2322	if delete $self->{load_original};
		2323	}
		2324
		2325	$self->state (cf::MAP_INACTIVE);
		2326
		2327	cf::cede_to_tick;
1880	# now do the right thing for maps	2328	# now do the right thing for maps
1881	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2331	unless $self->difficulty;
1884	Coro::cede;	2332	cf::cede_to_tick;
1885		2333
1886	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2335	$self->decay_objects;
1888	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
1889	$self->update_buttons;	2337	$self->update_buttons;
1890	Coro::cede;	2338	cf::cede_to_tick;
1891	$self->set_darkness_map;	2339	#$self->activate; # no longer activate maps automatically
1892	Coro::cede;
1893	$self->activate;
1894	}	2340	}
1895		2341
1896	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
1898
1899	$self->in_memory (cf::MAP_IN_MEMORY);
1900	}	2344	}
1901		2345
1902	$self->post_load;	2346	$self->post_load;
1903	}
1904		2347
		2348	1
		2349	}
		2350
		2351	# customize the map for a given player, i.e.
		2352	# return the _real_ map. used by e.g. per-player
		2353	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2354	sub customise_for {
1906	my ($self, $ob) = @_;	2355	my ($self, $ob) = @_;
1907		2356
1908	return find "~" . $ob->name . "/" . $self->{path}	2357	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2358	if $self->per_player;
…		…
1912	# if $self->per_party;	2361	# if $self->per_party;
1913		2362
1914	$self	2363	$self
1915	}	2364	}
1916		2365
1917	# find and load all maps in the 3x3 area around a map
1918	sub load_neighbours {
1919	my ($map) = @_;
1920
1921	my @neigh; # diagonal neighbours
1922
1923	for (0 .. 3) {
1924	my $neigh = $map->tile_path ($_)
1925	or next;
1926	$neigh = find $neigh, $map
1927	or next;
1928	$neigh->load;
1929
1930	push @neigh,
1931	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1932	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1933	}
1934
1935	for (grep defined $_->[0], @neigh) {
1936	my ($path, $origin) = @$_;
1937	my $neigh = find $path, $origin
1938	or next;
1939	$neigh->load;
1940	}
1941	}
1942
1943	sub find_sync {	2366	sub find_sync {
1944	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
1945		2368
1946	cf::sync_job { find $path, $origin }	2369	# it's a bug to call this from the main context
		2370	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2371	if $Coro::current == $Coro::main;
		2372
		2373	find $path, $origin
1947	}	2374	}
1948		2375
1949	sub do_load_sync {	2376	sub do_load_sync {
1950	my ($map) = @_;	2377	my ($map) = @_;
1951		2378
1952	cf::sync_job { $map->load };	2379	# it's a bug to call this from the main context
		2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2381	if $Coro::current == $Coro::main;
		2382
		2383	$map->load;
1953	}	2384	}
1954		2385
1955	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
1956	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
1957		2388
1958	sub find_async {	2389	sub find_async {
1959	my ($path, $origin) = @_;	2390	my ($path, $origin, $load) = @_;
1960		2391
1961	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
1962		2393
1963	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
1964	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2395	return $map if !$load || $map->linkable;
1965	}	2396	}
1966		2397
1967	undef $MAP_PREFETCH{$path};	2398	$MAP_PREFETCH{$path} |= $load;
		2399
1968	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
		2401	$Coro::current->{desc} = "map prefetcher";
		2402
1969	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
1970	for my $path (keys %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
1971	if (my $map = find $path) {	2405	if (my $map = find $k) {
1972	$map->load;	2406	$map->load if $MAP_PREFETCH{$k};
1973	}	2407	}
1974		2408
1975	delete $MAP_PREFETCH{$path};	2409	delete $MAP_PREFETCH{$k};
1976	}	2410	}
1977	}	2411	}
1978	undef $MAP_PREFETCHER;	2412	undef $MAP_PREFETCHER;
1979	};	2413	};
1980	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
1981		2415
1982	()	2416	()
1983	}	2417	}
1984		2418
		2419	# common code, used by both ->save and ->swapout
1985	sub save {	2420	sub _save {
1986	my ($self) = @_;	2421	my ($self) = @_;
1987
1988	my $lock = cf::lock_acquire "map_data:" . $self->path;
1989		2422
1990	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
1991		2424
1992	return unless $self->dirty;	2425	return unless $self->dirty;
1993		2426
…		…
1999	return if $self->{deny_save};	2432	return if $self->{deny_save};
2000		2433
2001	local $self->{last_access} = $self->last_access;#d#	2434	local $self->{last_access} = $self->last_access;#d#
2002		2435
2003	cf::async {	2436	cf::async {
		2437	$Coro::current->{desc} = "map player save";
2004	$_->contr->save for $self->players;	2438	$_->contr->save for $self->players;
2005	};	2439	};
		2440
		2441	cf::get_slot 0.02;
2006		2442
2007	if ($uniq) {	2443	if ($uniq) {
2008	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2444	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2009	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2445	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2010	} else {	2446	} else {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2447	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2012	}	2448	}
2013	}	2449	}
2014		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2015	sub swap_out {	2459	sub swap_out {
2016	my ($self) = @_;	2460	my ($self) = @_;
2017		2461
2018	# save first because save cedes
2019	$self->save;
2020
2021	my $lock = cf::lock_acquire "map_data:" . $self->path;	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2022		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2023	return if $self->players;	2466	return if $self->players;
2024	return if $self->in_memory != cf::MAP_IN_MEMORY;
2025	return if $self->{deny_save};
2026		2467
		2468	# first deactivate the map and "unlink" it from the core
		2469	$self->deactivate;
		2470	$_->clear_links_to ($self) for values %cf::MAP;
		2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# then atomically save
		2474	$self->_save;
		2475
		2476	# then free the map
2027	$self->clear;	2477	$self->clear;
2028	$self->in_memory (cf::MAP_SWAPPED);
2029	}	2478	}
2030		2479
2031	sub reset_at {	2480	sub reset_at {
2032	my ($self) = @_;	2481	my ($self) = @_;
2033		2482
…		…
2051		2500
2052	my $lock = cf::lock_acquire "map_data:$self->{path}";	2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
2053		2502
2054	return if $self->players;	2503	return if $self->players;
2055		2504
2056	warn "resetting map ", $self->path;	2505	cf::trace "resetting map ", $self->path, "\n";
2057		2506
2058	$self->in_memory (cf::MAP_SWAPPED);	2507	$self->state (cf::MAP_SWAPPED);
2059		2508
2060	# need to save uniques path	2509	# need to save uniques path
2061	unless ($self->{deny_save}) {	2510	unless ($self->{deny_save}) {
2062	my $uniq = $self->uniq_path; utf8::encode $uniq;	2511	my $uniq = $self->uniq_path; utf8::encode $uniq;
2063		2512
…		…
2065	if $uniq;	2514	if $uniq;
2066	}	2515	}
2067		2516
2068	delete $cf::MAP{$self->path};	2517	delete $cf::MAP{$self->path};
2069		2518
		2519	$self->deactivate;
		2520	$_->clear_links_to ($self) for values %cf::MAP;
2070	$self->clear;	2521	$self->clear;
2071
2072	$_->clear_links_to ($self) for values %cf::MAP;
2073		2522
2074	$self->unlink_save;	2523	$self->unlink_save;
2075	$self->destroy;	2524	$self->destroy;
2076	}	2525	}
2077		2526
2078	my $nuke_counter = "aaaa";	2527	my $nuke_counter = "aaaa";
2079		2528
2080	sub nuke {	2529	sub nuke {
2081	my ($self) = @_;	2530	my ($self) = @_;
2082		2531
		2532	{
		2533	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2534
2083	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2084		2536
2085	$self->unlink_save;	2537	$self->unlink_save;
2086		2538
2087	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2088	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2089	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2090	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2091	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2092		2544
2093	$cf::MAP{$self->path} = $self;	2545	$cf::MAP{$self->path} = $self;
		2546	}
2094		2547
2095	$self->reset; # polite request, might not happen	2548	$self->reset; # polite request, might not happen
2096	}	2549	}
2097		2550
2098	=item $maps = cf::map::tmp_maps	2551	=item $maps = cf::map::tmp_maps
…		…
2140		2593
2141	sub unique_maps() {	2594	sub unique_maps() {
2142	[	2595	[
2143	map {	2596	map {
2144	utf8::decode $_;	2597	utf8::decode $_;
2145	/\.map$/	2598	s/\.map$//; # TODO future compatibility hack
		2599	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2600	? ()
2146	? normalise $_	2601	: normalise $_
2147	: ()
2148	} @{ aio_readdir $UNIQUEDIR or [] }	2602	} @{ aio_readdir $UNIQUEDIR or [] }
2149	]	2603	]
2150	}	2604	}
2151		2605
2152	package cf;	2606	=item cf::map::static_maps
		2607
		2608	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2609	file in the shared directory excluding F</styles> and F</editor>). May
		2610	block.
		2611
		2612	=cut
		2613
		2614	sub static_maps() {
		2615	my @dirs = "";
		2616	my @maps;
		2617
		2618	while (@dirs) {
		2619	my $dir = shift @dirs;
		2620
		2621	next if $dir eq "/styles" || $dir eq "/editor";
		2622
		2623	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2624	or return;
		2625
		2626	for (@$files) {
		2627	s/\.map$// or next;
		2628	utf8::decode $_;
		2629	push @maps, "$dir/$_";
		2630	}
		2631
		2632	push @dirs, map "$dir/$_", @$dirs;
		2633	}
		2634
		2635	\@maps
		2636	}
2153		2637
2154	=back	2638	=back
2155		2639
2156	=head3 cf::object	2640	=head3 cf::object
2157		2641
…		…
2161		2645
2162	=over 4	2646	=over 4
2163		2647
2164	=item $ob->inv_recursive	2648	=item $ob->inv_recursive
2165		2649
2166	Returns the inventory of the object _and_ their inventories, recursively.	2650	Returns the inventory of the object I<and> their inventories, recursively,
		2651	but I<not> the object itself.
2167		2652
2168	=cut	2653	=cut
2169		2654
2170	sub inv_recursive_;	2655	sub inv_recursive_;
2171	sub inv_recursive_ {	2656	sub inv_recursive_ {
…		…
2174		2659
2175	sub inv_recursive {	2660	sub inv_recursive {
2176	inv_recursive_ inv $_[0]	2661	inv_recursive_ inv $_[0]
2177	}	2662	}
2178		2663
		2664	=item $ref = $ob->ref
		2665
		2666	Creates and returns a persistent reference to an object that can be stored as a string.
		2667
		2668	=item $ob = cf::object::deref ($refstring)
		2669
		2670	returns the objetc referenced by refstring. may return undef when it cannot find the object,
		2671	even if the object actually exists. May block.
		2672
		2673	=cut
		2674
		2675	sub deref {
		2676	my ($ref) = @_;
		2677
		2678	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2679	my ($uuid, $name) = ($1, $2);
		2680	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2681	or return;
		2682	$pl->ob->uuid eq $uuid
		2683	or return;
		2684
		2685	$pl->ob
		2686	} else {
		2687	warn "$ref: cannot resolve object reference\n";
		2688	undef
		2689	}
		2690	}
		2691
2179	package cf;	2692	package cf;
2180		2693
2181	=back	2694	=back
2182		2695
2183	=head3 cf::object::player	2696	=head3 cf::object::player
…		…
2189	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2702	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2190	can be C<undef>. Does the right thing when the player is currently in a	2703	can be C<undef>. Does the right thing when the player is currently in a
2191	dialogue with the given NPC character.	2704	dialogue with the given NPC character.
2192		2705
2193	=cut	2706	=cut
		2707
		2708	our $SAY_CHANNEL = {
		2709	id => "say",
		2710	title => "Map",
		2711	reply => "say ",
		2712	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2713	};
		2714
		2715	our $CHAT_CHANNEL = {
		2716	id => "chat",
		2717	title => "Chat",
		2718	reply => "chat ",
		2719	tooltip => "Player chat and shouts, global to the server.",
		2720	};
2194		2721
2195	# rough implementation of a future "reply" method that works	2722	# rough implementation of a future "reply" method that works
2196	# with dialog boxes.	2723	# with dialog boxes.
2197	#TODO: the first argument must go, split into a $npc->reply_to ( method	2724	#TODO: the first argument must go, split into a $npc->reply_to ( method
2198	sub cf::object::player::reply($$$;$) {	2725	sub cf::object::player::reply($$$;$) {
…		…
2210	my $dialog = $pl->{npc_dialog};	2737	my $dialog = $pl->{npc_dialog};
2211	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2738	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2212		2739
2213	} else {	2740	} else {
2214	$msg = $npc->name . " says: $msg" if $npc;	2741	$msg = $npc->name . " says: $msg" if $npc;
2215	$self->message ($msg, $flags);	2742	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2216	}	2743	}
2217	}	2744	}
2218	}	2745	}
2219		2746
2220	=item $object->send_msg ($channel, $msg, $color, [extra...])	2747	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2230	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2231		2758
2232	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2233	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2234		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2235	=cut	2787	=cut
2236		2788
2237	sub cf::object::player::may {	2789	sub cf::object::player::may {
2238	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2239		2791
2240	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2241	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2242	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2243	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2244	}	2796	}
2245		2797
2246	=item $player_object->enter_link	2798	=item $player_object->enter_link
2247		2799
2248	Freezes the player and moves him/her to a special map (C<{link}>).	2800	Freezes the player and moves him/her to a special map (C<{link}>).
2249		2801
2250	The player should be reasonably safe there for short amounts of time. You	2802	The player should be reasonably safe there for short amounts of time (e.g.
2251	I<MUST> call C<leave_link> as soon as possible, though.	2803	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2804	though, as the player cannot control the character while it is on the link
		2805	map.
2252		2806
2253	Will never block.	2807	This method will never block, which is the whole reaosn for it's
		2808	existance: you can I<always> put a player onto the link map, which is the
		2809	only place to put objects that is guaranteed to exist.
		2810
		2811	A typical usage pattern is to call C<enter_link> synchronously from the
		2812	server, then start a new thread, do your blocking stuff there and then
		2813	call C<leave_link> from that thread.
2254		2814
2255	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2256		2816
2257	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2258	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2276	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2277	my ($self) = @_;	2837	my ($self) = @_;
2278		2838
2279	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2280		2840
		2841	++$self->{_link_recursion};
		2842
2281	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2282		2844
2283	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2284	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2285		2847
2286	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2287	}	2849	}
2288		2850
2289	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2290	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2291		2853
…		…
2308	($x, $y) = (-1, -1)	2870	($x, $y) = (-1, -1)
2309	unless (defined $x) && (defined $y);	2871	unless (defined $x) && (defined $y);
2310		2872
2311	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2312	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2313	if $x <=0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2314		2876
2315	$map->load;	2877	$map->load;
2316	$map->load_neighbours;
2317		2878
2318	return unless $self->contr->active;	2879	return unless $self->contr->active;
2319	$self->activate_recursive;
2320		2880
2321	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2322	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2323	}	2883	# entering was successful
		2884	delete $self->{_link_recursion};
		2885	# only activate afterwards, to support waiting in hooks
		2886	$self->activate_recursive;
		2887	}
2324		2888
		2889	}
		2890
2325	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2891	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2326		2892
2327	Moves the player to the given map-path and coordinates by first freezing	2893	Moves the player to the given map-path and coordinates by first freezing
2328	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2329	that has to return the map if sucecssful, and then unfreezes the player on	2895	that has to return the map if sucecssful, and then unfreezes the player on
2330	the new (success) or old (failed) map position. In either case, $done will	2896	the new (success) or old (failed) map position. In either case, $done will
2331	be called at the end of this process.	2897	be called at the end of this process.
2332		2898
		2899	Note that $check will be called with a potentially non-loaded map, so if
		2900	it needs a loaded map it has to call C<< ->load >>.
		2901
2333	=cut	2902	=cut
2334		2903
2335	our $GOTOGEN;	2904	our $GOTOGEN;
2336		2905
2337	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2338	my ($self, $path, $x, $y, $check, $done) = @_;	2907	my ($self, $path, $x, $y, $check, $done) = @_;
2339		2908
		2909	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2910	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2911	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2912	($path, $x, $y) = @$EMERGENCY_POSITION;
		2913	}
		2914
2340	# do generation counting so two concurrent goto's will be executed in-order	2915	# do generation counting so two concurrent goto's will be executed in-order
2341	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2342		2917
2343	$self->enter_link;	2918	$self->enter_link;
2344		2919
2345	(async {	2920	(async {
		2921	$Coro::current->{desc} = "player::goto $path $x $y";
		2922
		2923	# *tag paths override both path and x|y
		2924	if ($path =~ /^\*(.*)$/) {
		2925	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2926	my $ob = $obs[rand @obs];
		2927
		2928	# see if we actually can go there
		2929	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2930	$ob = $obs[rand @obs];
		2931	} else {
		2932	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2933	}
		2934	# else put us there anyways for now #d#
		2935
		2936	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2937	} else {
		2938	($path, $x, $y) = (undef, undef, undef);
		2939	}
		2940	}
		2941
2346	my $map = eval {	2942	my $map = eval {
2347	my $map = cf::map::find $path;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2348		2944
2349	if ($map) {	2945	if ($map) {
2350	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2351	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2352	} else {	2948	} else {
2353	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2354	}	2950	}
2355		2951
2356	$map	2952	$map
2357	};	2953	};
2358		2954
…		…
2364	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2365	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2366	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2367	}	2963	}
2368		2964
2369	$done->() if $done;	2965	$done->($self) if $done;
2370	})->prio (1);	2966	})->prio (1);
2371	}	2967	}
2372		2968
2373	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2374		2970
…		…
2394	}	2990	}
2395		2991
2396	sub prepare_random_map {	2992	sub prepare_random_map {
2397	my ($exit) = @_;	2993	my ($exit) = @_;
2398		2994
2399	my $guard = cf::lock_acquire "exit_prepare:$exit";
2400
2401	# all this does is basically replace the /! path by	2995	# all this does is basically replace the /! path by
2402	# a new random map path (?random/...) with a seed	2996	# a new random map path (?random/...) with a seed
2403	# that depends on the exit object	2997	# that depends on the exit object
2404		2998
2405	my $rmp = parse_random_map_params $exit->msg;	2999	my $rmp = parse_random_map_params $exit->msg;
…		…
2407	if ($exit->map) {	3001	if ($exit->map) {
2408	$rmp->{region} = $exit->region->name;	3002	$rmp->{region} = $exit->region->name;
2409	$rmp->{origin_map} = $exit->map->path;	3003	$rmp->{origin_map} = $exit->map->path;
2410	$rmp->{origin_x} = $exit->x;	3004	$rmp->{origin_x} = $exit->x;
2411	$rmp->{origin_y} = $exit->y;	3005	$rmp->{origin_y} = $exit->y;
		3006
		3007	$exit->map->touch;
2412	}	3008	}
2413		3009
2414	$rmp->{random_seed} ||= $exit->random_seed;	3010	$rmp->{random_seed} ||= $exit->random_seed;
2415		3011
2416	my $data = cf::to_json $rmp;	3012	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2417	my $md5 = Digest::MD5::md5_hex $data;	3013	my $md5 = Digest::MD5::md5_hex $data;
2418	my $meta = "$RANDOMDIR/$md5.meta";	3014	my $meta = "$RANDOMDIR/$md5.meta";
2419		3015
2420	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3016	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2421	aio_write $fh, 0, (length $data), $data, 0;	3017	aio_write $fh, 0, (length $data), $data, 0;
2422	undef $fh;	3018	undef $fh;
2423	aio_rename "$meta~", $meta;	3019	aio_rename "$meta~", $meta;
2424		3020
		3021	my $slaying = "?random/$md5";
		3022
		3023	if ($exit->valid) {
2425	$exit->slaying ("?random/$md5");	3024	$exit->slaying ("?random/$md5");
2426	$exit->msg (undef);	3025	$exit->msg (undef);
		3026	}
2427	}	3027	}
2428	}	3028	}
2429		3029
2430	sub cf::object::player::enter_exit {	3030	sub cf::object::player::enter_exit {
2431	my ($self, $exit) = @_;	3031	my ($self, $exit) = @_;
2432		3032
2433	return unless $self->type == cf::PLAYER;	3033	return unless $self->type == cf::PLAYER;
2434		3034
2435	if ($exit->slaying eq "/!") {
2436	#TODO: this should de-fi-ni-te-ly not be a sync-job
2437	# the problem is that $exit might not survive long enough
2438	# so it needs to be done right now, right here
2439	cf::sync_job { prepare_random_map $exit };
2440	}
2441
2442	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2443	my $hp = $exit->stats->hp;
2444	my $sp = $exit->stats->sp;
2445
2446	$self->enter_link;	3035	$self->enter_link;
2447		3036
2448	# if exit is damned, update players death & WoR home-position
2449	$self->contr->savebed ($slaying, $hp, $sp)
2450	if $exit->flag (FLAG_DAMNED);
2451
2452	(async {	3037	(async {
2453	$self->deactivate_recursive; # just to be sure	3038	$Coro::current->{desc} = "enter_exit";
		3039
2454	unless (eval {	3040	unless (eval {
		3041	$self->deactivate_recursive; # just to be sure
		3042
		3043	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3044	my $x = $exit->stats->hp;
		3045	my $y = $exit->stats->sp;
		3046
		3047	# special map handling
		3048	my $slaying = $exit->slaying;
		3049
		3050	# special map handling
		3051	if ($slaying eq "/!") {
		3052	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3053
		3054	prepare_random_map $exit
		3055	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3056
		3057	$map = $exit->slaying;
		3058
		3059	} elsif ($slaying eq '!up') {
		3060	$map = $exit->map->tile_path (cf::TILE_UP);
		3061	$x = $exit->x;
		3062	$y = $exit->y;
		3063
		3064	} elsif ($slaying eq '!down') {
		3065	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3066	$x = $exit->x;
		3067	$y = $exit->y;
		3068	}
		3069
2455	$self->goto ($slaying, $hp, $sp);	3070	$self->goto ($map, $x, $y);
2456		3071
		3072	# if exit is damned, update players death & WoR home-position
		3073	$self->contr->savebed ($map, $x, $y)
		3074	if $exit->flag (cf::FLAG_DAMNED);
		3075
2457	1;	3076	1
2458	}) {	3077	}) {
2459	$self->message ("Something went wrong deep within the crossfire server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2460	. "I'll try to bring you back to the map you were before. "	3079	. "I'll try to bring you back to the map you were before. "
2461	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2462	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2463		3082
2464	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2465	$self->leave_link;	3084	$self->leave_link;
2466	}	3085	}
2467	})->prio (1);	3086	})->prio (1);
2468	}	3087	}
2469		3088
2470	=head3 cf::client	3089	=head3 cf::client
2471		3090
2472	=over 4	3091	=over 4
2473		3092
2474	=item $client->send_drawinfo ($text, $flags)	3093	=item $client->send_big_packet ($pkt)
2475		3094
2476	Sends a drawinfo packet to the client. Circumvents output buffering so	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2477	should not be used under normal circumstances.	3096	them as required.
2478		3097
2479	=cut	3098	=cut
2480		3099
		3100	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3101
2481	sub cf::client::send_drawinfo {	3102	sub cf::client::send_big_packet {
2482	my ($self, $text, $flags) = @_;	3103	my ($self, $pkt) = @_;
2483		3104
2484	utf8::encode $text;	3105	# try lzf for large packets
2485	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3106	$pkt = "lzf " . Compress::LZF::compress $pkt
		3107	if 1024 <= length $pkt and $self->{can_lzf};
		3108
		3109	# split very large packets
		3110	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3111	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3112	$pkt = "frag";
		3113	}
		3114
		3115	$self->send_packet ($pkt);
2486	}	3116	}
2487		3117
2488	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2489		3119
2490	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2491	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2492	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2493	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2494		3124
2495	=cut	3125	=cut
		3126
		3127	# non-persistent channels (usually the info channel)
		3128	our %CHANNEL = (
		3129	"c/motd" => {
		3130	id => "infobox",
		3131	title => "MOTD",
		3132	reply => undef,
		3133	tooltip => "The message of the day",
		3134	},
		3135	"c/identify" => {
		3136	id => "infobox",
		3137	title => "Identify",
		3138	reply => undef,
		3139	tooltip => "Items recently identified",
		3140	},
		3141	"c/examine" => {
		3142	id => "infobox",
		3143	title => "Examine",
		3144	reply => undef,
		3145	tooltip => "Signs and other items you examined",
		3146	},
		3147	"c/shopinfo" => {
		3148	id => "infobox",
		3149	title => "Shop Info",
		3150	reply => undef,
		3151	tooltip => "What your bargaining skill tells you about the shop",
		3152	},
		3153	"c/book" => {
		3154	id => "infobox",
		3155	title => "Book",
		3156	reply => undef,
		3157	tooltip => "The contents of a note or book",
		3158	},
		3159	"c/lookat" => {
		3160	id => "infobox",
		3161	title => "Look",
		3162	reply => undef,
		3163	tooltip => "What you saw there",
		3164	},
		3165	"c/who" => {
		3166	id => "infobox",
		3167	title => "Players",
		3168	reply => undef,
		3169	tooltip => "Shows players who are currently online",
		3170	},
		3171	"c/body" => {
		3172	id => "infobox",
		3173	title => "Body Parts",
		3174	reply => undef,
		3175	tooltip => "Shows which body parts you possess and are available",
		3176	},
		3177	"c/statistics" => {
		3178	id => "infobox",
		3179	title => "Statistics",
		3180	reply => undef,
		3181	tooltip => "Shows your primary statistics",
		3182	},
		3183	"c/skills" => {
		3184	id => "infobox",
		3185	title => "Skills",
		3186	reply => undef,
		3187	tooltip => "Shows your experience per skill and item power",
		3188	},
		3189	"c/shopitems" => {
		3190	id => "infobox",
		3191	title => "Shop Items",
		3192	reply => undef,
		3193	tooltip => "Shows the items currently for sale in this shop",
		3194	},
		3195	"c/resistances" => {
		3196	id => "infobox",
		3197	title => "Resistances",
		3198	reply => undef,
		3199	tooltip => "Shows your resistances",
		3200	},
		3201	"c/pets" => {
		3202	id => "infobox",
		3203	title => "Pets",
		3204	reply => undef,
		3205	tooltip => "Shows information abotu your pets/a specific pet",
		3206	},
		3207	"c/perceiveself" => {
		3208	id => "infobox",
		3209	title => "Perceive Self",
		3210	reply => undef,
		3211	tooltip => "You gained detailed knowledge about yourself",
		3212	},
		3213	"c/uptime" => {
		3214	id => "infobox",
		3215	title => "Uptime",
		3216	reply => undef,
		3217	tooltip => "How long the server has been running since last restart",
		3218	},
		3219	"c/mapinfo" => {
		3220	id => "infobox",
		3221	title => "Map Info",
		3222	reply => undef,
		3223	tooltip => "Information related to the maps",
		3224	},
		3225	"c/party" => {
		3226	id => "party",
		3227	title => "Party",
		3228	reply => "gsay ",
		3229	tooltip => "Messages and chat related to your party",
		3230	},
		3231	"c/death" => {
		3232	id => "death",
		3233	title => "Death",
		3234	reply => undef,
		3235	tooltip => "Reason for and more info about your most recent death",
		3236	},
		3237	"c/fatal" => {
		3238	id => "fatal",
		3239	title => "Fatal Error",
		3240	reply => undef,
		3241	tooltip => "Reason for the server disconnect",
		3242	},
		3243	"c/say" => $SAY_CHANNEL,
		3244	"c/chat" => $CHAT_CHANNEL,
		3245	);
2496		3246
2497	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
2498	my ($self, $channel, $msg, $color, @extra) = @_;	3248	my ($self, $channel, $msg, $color, @extra) = @_;
2499		3249
2500	$msg = $self->pl->expand_cfpod ($msg);	3250	$msg = $self->pl->expand_cfpod ($msg)
		3251	unless $color & cf::NDI_VERBATIM;
2501		3252
2502	$color &= cf::NDI_CLIENT_MASK; # just in case...	3253	$color &= cf::NDI_CLIENT_MASK; # just in case...
2503		3254
		3255	# check predefined channels, for the benefit of C
		3256	if ($CHANNEL{$channel}) {
		3257	$channel = $CHANNEL{$channel};
		3258
		3259	$self->ext_msg (channel_info => $channel);
		3260	$channel = $channel->{id};
		3261
2504	if (ref $channel) {	3262	} elsif (ref $channel) {
2505	# send meta info to client, if not yet sent	3263	# send meta info to client, if not yet sent
2506	unless (exists $self->{channel}{$channel->{id}}) {	3264	unless (exists $self->{channel}{$channel->{id}}) {
2507	$self->{channel}{$channel->{id}} = $channel;	3265	$self->{channel}{$channel->{id}} = $channel;
2508	$self->ext_msg (channel_info => $channel);	3266	$self->ext_msg (channel_info => $channel);
2509	}	3267	}
…		…
2511	$channel = $channel->{id};	3269	$channel = $channel->{id};
2512	}	3270	}
2513		3271
2514	return unless @extra || length $msg;	3272	return unless @extra || length $msg;
2515		3273
2516	if ($self->can_msg) {
2517	# default colour, mask it out	3274	# default colour, mask it out
2518	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3275	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2519	if $color & cf::NDI_DEF;	3276	if $color & cf::NDI_DEF;
2520		3277
2521	$self->send_packet ("msg " . $self->{json_coder}->encode (	3278	my $pkt = "msg "
		3279	. $self->{json_coder}->encode (
2522	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3280	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2523	} else {	3281	);
2524	if ($color >= 0) {
2525	# replace some tags by gcfclient-compatible ones
2526	for ($msg) {
2527	1 while
2528	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2529	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2530	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2531	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2532	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2533	}
2534		3282
2535	$color &= cf::NDI_COLOR_MASK;	3283	$self->send_big_packet ($pkt);
2536
2537	utf8::encode $msg;
2538
2539	if (0 && $msg =~ /\[/) {
2540	# COMMAND/INFO
2541	$self->send_packet ("drawextinfo $color 10 8 $msg")
2542	} else {
2543	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2544	$self->send_packet ("drawinfo $color $msg")
2545	}
2546	}
2547	}
2548	}	3284	}
2549		3285
2550	=item $client->ext_msg ($type, @msg)	3286	=item $client->ext_msg ($type, @msg)
2551		3287
2552	Sends an ext event to the client.	3288	Sends an ext event to the client.
…		…
2554	=cut	3290	=cut
2555		3291
2556	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
2557	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
2558		3294
2559	my $extcmd = $self->extcmd;
2560
2561	if ($extcmd == 2) {
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2563	} elsif ($extcmd == 1) { # TODO: remove
2564	push @msg, msgtype => "event_$type";
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2566	}
2567	}
2568
2569	=item $client->ext_reply ($msgid, @msg)
2570
2571	Sends an ext reply to the client.
2572
2573	=cut
2574
2575	sub cf::client::ext_reply($$@) {
2576	my ($self, $id, @msg) = @_;
2577
2578	if ($self->extcmd == 2) {
2579	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2580	} elsif ($self->ns->extcmd == 1) {
2581	#TODO: version 1, remove
2582	unshift @msg, msgtype => "reply", msgid => $id;
2583	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2584	}
2585	}	3296	}
2586		3297
2587	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
2588		3299
2589	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
2609		3320
2610	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
2611	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
2612		3323
2613	1	3324	1
		3325	}
		3326
		3327	=item $client->update_command_faces
		3328
		3329	=cut
		3330
		3331	our %COMMAND_FACE;
		3332
		3333	sub cf::client::update_command_faces {
		3334	my ($self) = @_;
		3335
		3336	my @faces = grep $_,
		3337	$COMMAND_FACE{preferred},
		3338	$COMMAND_FACE{standard},
		3339	$COMMAND_FACE{skill},
		3340	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3341	$COMMAND_FACE{emote},
		3342	;
		3343
		3344	$self->send_face ($_)
		3345	for @faces;
		3346	$self->flush_fx;
		3347
		3348	$self->ext_msg (command_list => @faces);
		3349	}
		3350
		3351	=item cf::client::set_command_face $type, $commands
		3352
		3353	=cut
		3354
		3355	sub cf::client::set_command_face {
		3356	my ($type, $list) = @_;
		3357
		3358	my $idx = &cf::face::set ( #d# ugly forward reference
		3359	"command_list/$type" => cf::FT_RSRC,
		3360	JSON::XS->new->utf8->encode ([ sort @$list ])
		3361	);
		3362
		3363	$COMMAND_FACE{$type} = $idx;
2614	}	3364	}
2615		3365
2616	cf::client->attach (	3366	cf::client->attach (
2617	on_connect => sub {	3367	on_connect => sub {
2618	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
2644	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
2645		3395
2646	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2647		3397
2648	if (ref $msg) {	3398	if (ref $msg) {
2649	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2650	"ARRAY" eq ref $msg
2651	? @$msg
2652	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2653		3400
2654	my @reply;
2655
2656	if (my $cb = $EXTICMD{$type}) {	3401	if (my $cb = $EXTIACMD{$type}) {
		3402	$cb->(
		3403	$ns,
		3404	sub {
		3405	$ns->ext_msg ("reply-$reply", @_)
		3406	if $reply;
		3407	},
		3408	@payload
		3409	);
		3410	} else {
		3411	my @reply;
		3412
		3413	if (my $cb = $EXTICMD{$type}) {
2657	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
2658	}	3419	}
2659
2660	$ns->ext_reply ($reply, @reply)
2661	if $reply;
2662
2663	} else {	3420	} else {
2664	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3421	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2665	}	3422	}
2666		3423
2667	cf::override;	3424	cf::override;
2668	},	3425	},
2669	);	3426	);
…		…
2689		3446
2690	$coro	3447	$coro
2691	}	3448	}
2692		3449
2693	cf::client->attach (	3450	cf::client->attach (
2694	on_destroy => sub {	3451	on_client_destroy => sub {
2695	my ($ns) = @_;	3452	my ($ns) = @_;
2696		3453
2697	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3454	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2698	},	3455	},
2699	);	3456	);
…		…
2715	our $safe_hole = new Safe::Hole;	3472	our $safe_hole = new Safe::Hole;
2716		3473
2717	$SIG{FPE} = 'IGNORE';	3474	$SIG{FPE} = 'IGNORE';
2718		3475
2719	$safe->permit_only (Opcode::opset qw(	3476	$safe->permit_only (Opcode::opset qw(
2720	:base_core :base_mem :base_orig :base_math	3477	:base_core :base_mem :base_orig :base_math :base_loop
2721	grepstart grepwhile mapstart mapwhile	3478	grepstart grepwhile mapstart mapwhile
2722	sort time	3479	sort time
2723	));	3480	));
2724		3481
2725	# here we export the classes and methods available to script code	3482	# here we export the classes and methods available to script code
…		…
2727	=pod	3484	=pod
2728		3485
2729	The following functions and methods are available within a safe environment:	3486	The following functions and methods are available within a safe environment:
2730		3487
2731	cf::object	3488	cf::object
2732	contr pay_amount pay_player map x y force_find force_add	3489	contr pay_amount pay_player map x y force_find force_add destroy
2733	insert remove name archname title slaying race	3490	insert remove name archname title slaying race decrease split
		3491	value
2734		3492
2735	cf::object::player	3493	cf::object::player
2736	player	3494	player
2737		3495
2738	cf::player	3496	cf::player
…		…
2743		3501
2744	=cut	3502	=cut
2745		3503
2746	for (	3504	for (
2747	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3505	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2748	insert remove inv name archname title slaying race)],	3506	insert remove inv nrof name archname title slaying race
		3507	decrease split destroy change_exp value msg lore send_msg)],
2749	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
2750	["cf::player" => qw(peaceful)],	3509	["cf::player" => qw(peaceful send_msg)],
2751	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
2752	) {	3511	) {
2753	no strict 'refs';
2754	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
2755	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2756	for @funs;	3514	for @funs;
2757	}	3515	}
2758		3516
…		…
2773		3531
2774	my $qcode = $code;	3532	my $qcode = $code;
2775	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3533	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2776	$qcode =~ s/\n/\\n/g;	3534	$qcode =~ s/\n/\\n/g;
2777		3535
		3536	%vars = (_dummy => 0) unless %vars;
		3537
		3538	my @res;
2778	local $_;	3539	local $_;
2779	local @safe::cf::_safe_eval_args = values %vars;
2780		3540
2781	my $eval =	3541	my $eval =
2782	"do {\n"	3542	"do {\n"
2783	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3543	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2784	. "#line 0 \"{$qcode}\"\n"	3544	. "#line 0 \"{$qcode}\"\n"
2785	. $code	3545	. $code
2786	. "\n}"	3546	. "\n}"
2787	;	3547	;
2788		3548
		3549	if ($CFG{safe_eval}) {
2789	sub_generation_inc;	3550	sub_generation_inc;
		3551	local @safe::cf::_safe_eval_args = values %vars;
2790	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3552	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2791	sub_generation_inc;	3553	sub_generation_inc;
		3554	} else {
		3555	local @cf::_safe_eval_args = values %vars;
		3556	@res = wantarray ? eval eval : scalar eval $eval;
		3557	}
2792		3558
2793	if ($@) {	3559	if ($@) {
2794	warn "$@";	3560	warn "$@",
2795	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
2796	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
2797	}	3563	}
2798		3564
2799	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
2800	}	3566	}
2801		3567
…		…
2815	=cut	3581	=cut
2816		3582
2817	sub register_script_function {	3583	sub register_script_function {
2818	my ($fun, $cb) = @_;	3584	my ($fun, $cb) = @_;
2819		3585
2820	no strict 'refs';	3586	$fun = "safe::$fun" if $CFG{safe_eval};
2821	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3587	*$fun = $safe_hole->wrap ($cb);
2822	}	3588	}
2823		3589
2824	=back	3590	=back
2825		3591
2826	=cut	3592	=cut
2827		3593
2828	#############################################################################	3594	#############################################################################
2829	# the server's init and main functions	3595	# the server's init and main functions
2830		3596
		3597	{
		3598	package cf::face;
		3599
		3600	our %HASH; # hash => idx
		3601	our @DATA; # dynamically-created facedata, only faceste 0 used
		3602	our @FOFS; # file offset, if > 0
		3603	our @SIZE; # size of face, in octets
		3604	our @META; # meta hash of face, if any
		3605	our $DATAFH; # facedata filehandle
		3606
		3607	# internal api, not finalised
		3608	sub set {
		3609	my ($name, $type, $data) = @_;
		3610
		3611	my $idx = cf::face::find $name;
		3612
		3613	if ($idx) {
		3614	delete $HASH{cf::face::get_csum $idx};
		3615	} else {
		3616	$idx = cf::face::alloc $name;
		3617	}
		3618
		3619	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3620
		3621	cf::face::set_type $idx, $type;
		3622	cf::face::set_csum $idx, 0, $hash;
		3623
		3624	# we need to destroy the SV itself, not just modify it, as a running ix
		3625	# might hold a reference to it: "delete" achieves that.
		3626	delete $FOFS[0][$idx];
		3627	delete $DATA[0][$idx];
		3628	$DATA[0][$idx] = $data;
		3629	$SIZE[0][$idx] = length $data;
		3630	delete $META[$idx];
		3631	$HASH{$hash} = $idx;#d#
		3632
		3633	$idx
		3634	}
		3635
		3636	sub _get_data($$$) {
		3637	my ($idx, $set, $cb) = @_;
		3638
		3639	if (defined $DATA[$set][$idx]) {
		3640	$cb->($DATA[$set][$idx]);
		3641	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3642	my $size = $SIZE[$set][$idx];
		3643	my $buf;
		3644	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3645	if ($_[0] == $size) {
		3646	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3647	$cb->($buf);
		3648	} else {
		3649	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3650	}
		3651	};
		3652	} else {
		3653	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3654	}
		3655	}
		3656
		3657	# rather ineffient
		3658	sub cf::face::get_data($;$) {
		3659	my ($idx, $set) = @_;
		3660
		3661	_get_data $idx, $set, Coro::rouse_cb;
		3662	Coro::rouse_wait
		3663	}
		3664
		3665	sub cf::face::ix {
		3666	my ($ns, $set, $idx, $pri) = @_;
		3667
		3668	_get_data $idx, $set, sub {
		3669	$ns->ix_send ($idx, $pri, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
2831	sub load_facedata($) {	3674	sub load_facedata($) {
2832	my ($path) = @_;	3675	my ($path) = @_;
2833		3676
2834	my $enc = JSON::XS->new->utf8->canonical;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2835		3678
2836	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
2837		3680
2838	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
2839	0 < aio_load $path, $facedata
2840	or die "$path: $!";
2841
2842	$facedata = Coro::Storable::thaw $facedata;
2843		3682
2844	$facedata->{version} == 2	3683	$facedata->{version} == 2
2845	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2846		3685
2847	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2848	$facedata->{resource}{"res/exp_table"} = {	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
2849	type => FT_RSRC,	3688
2850	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3689	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2851	};	3690
2852	cf::cede_to_tick;	3691	# BEGIN ATOMIC
		3692	# from here on, everything must be atomic - no thread switch allowed
		3693	my $t1 = EV::time;
2853		3694
2854	{	3695	{
2855	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
2856		3697
2857	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
2858	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3701
2859	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
2860	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
2861	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3704	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2862	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3705	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2863		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2864	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
2865	}	3709	}
2866		3710
2867	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
2868	next unless $info->{smooth};	3712	next unless $info->{smooth};
		3713
2869	my $idx = cf::face::find $face	3714	my $idx = cf::face::find $face
2870	or next;	3715	or next;
		3716
2871	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
2872	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
2873	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2874	} else {	3720	} else {
2875	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
2876	}	3722	}
2877
2878	cf::cede_to_tick;
2879	}	3723	}
2880	}	3724	}
2881		3725
2882	{	3726	{
2883	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
2884		3728
2885	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
2886	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
2887	cf::cede_to_tick;
2888	}	3731	}
2889		3732
2890	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
2891	}	3734	}
2892		3735
2893	{	3736	{
2894	# TODO: for gcfclient pleasure, we should give resources
2895	# that gcfclient doesn't grok a >10000 face index.
2896	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
2897		3738
2898	my $soundconf = delete $res->{"res/sound.conf"};
2899
2900	while (my ($name, $info) = each %$res) {	3739	while (my ($name, $info) = each %$res) {
		3740	if (defined (my $type = $info->{type})) {
		3741	# TODO: different hash - must free and use new index, or cache ixface data queue
2901	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2902	my $data;
2903		3743
2904	if ($info->{type} & 1) {	3744	cf::face::set_type $idx, $type;
2905	# prepend meta info	3745	cf::face::set_csum $idx, 0, $info->{hash};
2906		3746	$cf::face::SIZE[0][$idx] = $info->{size};
2907	my $meta = $enc->encode ({	3747	$cf::face::FOFS[0][$idx] = $info->{fofs};
2908	name => $name,	3748	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2909	%{ $info->{meta} || {} },	3749	$cf::face::HASH{$info->{hash}} = $idx;
2910	});
2911
2912	$data = pack "(w/a*)*", $meta, $info->{data};
2913	} else {	3750	} else {
2914	$data = $info->{data};	3751	# $RESOURCE{$name} = $info; # unused
2915	}	3752	}
2916
2917	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2918	cf::face::set_type $idx, $info->{type};
2919
2920	cf::cede_to_tick;
2921	}
2922
2923	if ($soundconf) {
2924	$soundconf = $enc->decode (delete $soundconf->{data});
2925
2926	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2927	my $sound = $soundconf->{compat}[$_]
2928	or next;
2929
2930	my $face = cf::face::find "sound/$sound->[1]";
2931	cf::sound::set $sound->[0] => $face;
2932	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2933	}	3753	}
2934
2935	while (my ($k, $v) = each %{$soundconf->{event}}) {
2936	my $face = cf::face::find "sound/$v";
2937	cf::sound::set $k => $face;
2938	}
2939	}
2940	}	3754	}
		3755
		3756	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3757
		3758	# HACK to clear player env face cache, we need some signal framework
		3759	# for this (global event?)
		3760	%ext::player_env::MUSIC_FACE_CACHE = ();
		3761
		3762	# END ATOMIC
		3763
		3764	cf::debug "facedata atomic update time ", EV::time - $t1;
		3765
		3766	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3767
		3768	aio_close $fh if $fh; # close old facedata
2941		3769
2942	1	3770	1
2943	}	3771	}
2944		3772
2945	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
…		…
2948	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
2949	$ns->fx_want ($k, $v);	3777	$ns->fx_want ($k, $v);
2950	}	3778	}
2951	};	3779	};
2952		3780
		3781	sub load_resource_file($) {
		3782	my $guard = lock_acquire "load_resource_file";
		3783
		3784	my $status = load_resource_file_ $_[0];
		3785	get_slot 0.1, 100;
		3786	cf::arch::commit_load;
		3787
		3788	$status
		3789	}
		3790
		3791	sub reload_exp_table {
		3792	_reload_exp_table;
		3793
		3794	cf::face::set
		3795	"res/exp_table" => FT_RSRC,
		3796	JSON::XS->new->utf8->canonical->encode (
		3797	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3798	);
		3799	}
		3800
		3801	sub reload_materials {
		3802	_reload_materials;
		3803	}
		3804
2953	sub reload_regions {	3805	sub reload_regions {
		3806	# HACK to clear player env face cache, we need some signal framework
		3807	# for this (global event?)
		3808	%ext::player_env::MUSIC_FACE_CACHE = ();
		3809
2954	load_resource_file "$MAPDIR/regions"	3810	load_resource_file "$MAPDIR/regions"
2955	or die "unable to load regions file\n";	3811	or die "unable to load regions file\n";
2956		3812
2957	for (cf::region::list) {	3813	for (cf::region::list) {
2958	$_->{match} = qr/$_->{match}/	3814	$_->{match} = qr/$_->{match}/
2959	if exists $_->{match};	3815	if exists $_->{match};
2960	}	3816	}
2961	}	3817	}
2962		3818
2963	sub reload_facedata {	3819	sub reload_facedata {
2964	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
2965	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
2966	}	3822	}
2967		3823
2968	sub reload_archetypes {	3824	sub reload_archetypes {
2969	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
2970	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
2971	#d# NEED to laod twice to resolve forward references	3827
2972	# this really needs to be done in an extra post-pass	3828	cf::face::set
2973	# (which needs to be synchronous, so solve it differently)	3829	"res/skill_info" => FT_RSRC,
2974	load_resource_file "$DATADIR/archetypes"	3830	JSON::XS->new->utf8->canonical->encode (
2975	or die "unable to load archetypes\n";	3831	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3832	);
		3833
		3834	cf::face::set
		3835	"res/spell_paths" => FT_RSRC,
		3836	JSON::XS->new->utf8->canonical->encode (
		3837	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3838	);
		3839
		3840	# command completion
		3841	my @commands;
		3842
		3843	for (0..cf::arch::skillvec_size - 1) {
		3844	my $skill = cf::arch::skillvec $_;
		3845	my $name = $skill->name;
		3846	my $flags = cf::skill_flags $skill->subtype;
		3847
		3848	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3849	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
2976	}	3853	}
2977		3854
2978	sub reload_treasures {	3855	sub reload_treasures {
2979	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
2980	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
2981	}	3858	}
2982		3859
		3860	sub reload_sound {
		3861	trace "loading sound config from $DATADIR/sound\n";
		3862
		3863	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3864
		3865	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3866	my $sound = $soundconf->{compat}[$_]
		3867	or next;
		3868
		3869	my $face = cf::face::find "sound/$sound->[1]";
		3870	cf::sound::set $sound->[0] => $face;
		3871	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3872	}
		3873
		3874	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3875	my $face = cf::face::find "sound/$v";
		3876	cf::sound::set $k => $face;
		3877	}
		3878	}
		3879
2983	sub reload_resources {	3880	sub reload_resources {
2984	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
2985		3882
		3883	reload_materials;
		3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
		3887	reload_archetypes;
2986	reload_regions;	3888	reload_regions;
2987	reload_facedata;
2988	#reload_archetypes;#d#
2989	reload_archetypes;
2990	reload_treasures;	3889	reload_treasures;
2991		3890
2992	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
2993	}	3892	}
2994		3893
2995	sub init {	3894	sub reload_config {
2996	reload_resources;	3895	trace "reloading config file...\n";
2997	}
2998		3896
2999	sub cfg_load {	3897	my $config = load_file "$CONFDIR/config";
3000	open my $fh, "<:utf8", "$CONFDIR/config"	3898	utf8::decode $config;
3001	or return;	3899	*CFG = decode_yaml $config;
3002		3900
3003	local $/;
3004	*CFG = YAML::Syck::Load <$fh>;
3005
3006	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3007		3902
3008	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3903	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3009	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3904	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3010		3905
3011	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3015	};	3910	};
3016	warn $@ if $@;	3911	warn $@ if $@;
3017	}	3912	}
3018	}	3913	}
3019		3914
		3915	sub pidfile() {
		3916	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3917	or die "$PIDFILE: $!";
		3918	flock $fh, &Fcntl::LOCK_EX
		3919	or die "$PIDFILE: flock: $!";
		3920	$fh
		3921	}
		3922
		3923	# make sure only one server instance is running at any one time
		3924	sub atomic {
		3925	my $fh = pidfile;
		3926
		3927	my $pid = <$fh>;
		3928	kill 9, $pid if $pid > 0;
		3929
		3930	seek $fh, 0, 0;
		3931	print $fh $$;
		3932	}
		3933
		3934	sub main_loop {
		3935	trace "EV::run starting\n";
		3936	if (1) {
		3937	EV::run;
		3938	}
		3939	trace "EV::run returned\n";
		3940	goto &main_loop unless $REALLY_UNLOOP;
		3941	}
		3942
3020	sub main {	3943	sub main {
		3944	cf::init_globals; # initialise logging
		3945
		3946	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3947	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3948	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3949	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3950
		3951	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3952
3021	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3022	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3023	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3955	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3024	(async {	3956	(async {
3025	Event::one_event;	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3958	EV::run EV::RUN_ONCE;
3026	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3027	};	3960	};
3028		3961
3029	cfg_load;	3962	evthread_start IO::AIO::poll_fileno;
		3963
		3964	cf::sync_job {
		3965	cf::incloader::init ();
		3966
3030	db_init;	3967	db_init;
		3968
		3969	cf::init_anim;
		3970	cf::init_attackmess;
		3971	cf::init_dynamic;
		3972
		3973	cf::load_settings;
		3974
		3975	reload_resources;
		3976	reload_config;
		3977
		3978	cf::init_uuid;
		3979	cf::init_signals;
		3980	cf::init_skills;
		3981
		3982	cf::init_beforeplay;
		3983
		3984	atomic;
		3985
3031	load_extensions;	3986	load_extensions;
3032		3987
3033	$TICK_WATCHER->start;	3988	utime time, time, $RUNTIMEFILE;
3034	Event::loop;	3989
		3990	# no (long-running) fork's whatsoever before this point(!)
		3991	use POSIX ();
		3992	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3993
		3994	cf::_post_init 0;
		3995	};
		3996
		3997	cf::object::thawer::errors_are_fatal 0;
		3998	info "parse errors in files are no longer fatal from this point on.\n";
		3999
		4000	AE::postpone {
		4001	undef &main; # free gobs of memory :)
		4002	};
		4003
		4004	goto &main_loop;
3035	}	4005	}
3036		4006
3037	#############################################################################	4007	#############################################################################
3038	# initialisation and cleanup	4008	# initialisation and cleanup
3039		4009
3040	# install some emergency cleanup handlers	4010	# install some emergency cleanup handlers
3041	BEGIN {	4011	BEGIN {
		4012	our %SIGWATCHER = ();
3042	for my $signal (qw(INT HUP TERM)) {	4013	for my $signal (qw(INT HUP TERM)) {
3043	Event->signal (	4014	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3044	reentrant => 0,
3045	data => WF_AUTOCANCEL,
3046	signal => $signal,
3047	prio => 0,
3048	cb => sub {
3049	cf::cleanup "SIG$signal";	4015	cf::cleanup "SIG$signal";
3050	},
3051	);	4016	};
3052	}	4017	}
3053	}	4018	}
3054		4019
3055	sub write_runtime {	4020	sub write_runtime_sync {
3056	my $runtime = "$LOCALDIR/runtime";	4021	my $t0 = AE::time;
3057		4022
3058	# first touch the runtime file to show we are still running:	4023	# first touch the runtime file to show we are still running:
3059	# the fsync below can take a very very long time.	4024	# the fsync below can take a very very long time.
3060		4025
3061	IO::AIO::aio_utime $runtime, undef, undef;	4026	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3062		4027
3063	my $guard = cf::lock_acquire "write_runtime";	4028	my $guard = cf::lock_acquire "write_runtime";
3064		4029
3065	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4030	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3066	or return;	4031	or return;
3067		4032
3068	my $value = $cf::RUNTIME + 90 + 10;	4033	my $value = $cf::RUNTIME + 90 + 10;
3069	# 10 is the runtime save interval, for a monotonic clock	4034	# 10 is the runtime save interval, for a monotonic clock
3070	# 60 allows for the watchdog to kill the server.	4035	# 60 allows for the watchdog to kill the server.
…		…
3080	aio_utime $fh, undef, undef;	4045	aio_utime $fh, undef, undef;
3081		4046
3082	close $fh	4047	close $fh
3083	or return;	4048	or return;
3084		4049
3085	aio_rename "$runtime~", $runtime	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3086	and return;	4051	and return;
3087		4052
3088	warn "runtime file written.\n";	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3089		4054
3090	1	4055	1
		4056	}
		4057
		4058	our $uuid_lock;
		4059	our $uuid_skip;
		4060
		4061	sub write_uuid_sync($) {
		4062	$uuid_skip ||= $_[0];
		4063
		4064	return if $uuid_lock;
		4065	local $uuid_lock = 1;
		4066
		4067	my $uuid = "$LOCALDIR/uuid";
		4068
		4069	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4070	or return;
		4071
		4072	my $value = uuid_seq uuid_cur;
		4073
		4074	unless ($value) {
		4075	info "cowardly refusing to write zero uuid value!\n";
		4076	return;
		4077	}
		4078
		4079	my $value = uuid_str $value + $uuid_skip;
		4080	$uuid_skip = 0;
		4081
		4082	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4083	and return;
		4084
		4085	# always fsync - this file is important
		4086	aio_fsync $fh
		4087	and return;
		4088
		4089	close $fh
		4090	or return;
		4091
		4092	aio_rename "$uuid~", $uuid
		4093	and return;
		4094
		4095	trace "uuid file written ($value).\n";
		4096
		4097	1
		4098
		4099	}
		4100
		4101	sub write_uuid($$) {
		4102	my ($skip, $sync) = @_;
		4103
		4104	$sync ? write_uuid_sync $skip
		4105	: async { write_uuid_sync $skip };
3091	}	4106	}
3092		4107
3093	sub emergency_save() {	4108	sub emergency_save() {
3094	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3095		4110
3096	warn "enter emergency perl save\n";	4111	info "emergency_perl_save: enter\n";
		4112
		4113	# this is a trade-off: we want to be very quick here, so
		4114	# save all maps without fsync, and later call a global sync
		4115	# (which in turn might be very very slow)
		4116	local $USE_FSYNC = 0;
3097		4117
3098	cf::sync_job {	4118	cf::sync_job {
		4119	cf::write_runtime_sync; # external watchdog should not bark
		4120
3099	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3100	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3101	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3102	warn "begin emergency player save\n";	4124	info "emergency_perl_save: begin player save\n";
3103	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3104	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3105	$pl->valid or next;	4127	$pl->valid or next;
		4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3106	$pl->save;	4129	$pl->save;
3107	}	4130	}
3108	warn "end emergency player save\n";	4131	info "emergency_perl_save: end player save\n";
3109		4132
3110	warn "begin emergency map save\n";	4133	cf::write_runtime_sync; # external watchdog should not bark
		4134
		4135	info "emergency_perl_save: begin map save\n";
3111	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3112	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3113	$map->valid or next;	4138	$map->valid or next;
3114	$map->save;	4139	$map->save;
3115	}	4140	}
3116	warn "end emergency map save\n";	4141	info "emergency_perl_save: end map save\n";
3117		4142
3118	warn "begin emergency database checkpoint\n";	4143	cf::write_runtime_sync; # external watchdog should not bark
		4144
		4145	info "emergency_perl_save: begin database checkpoint\n";
3119	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3120	warn "end emergency database checkpoint\n";	4147	info "emergency_perl_save: end database checkpoint\n";
		4148
		4149	info "emergency_perl_save: begin write uuid\n";
		4150	write_uuid_sync 1;
		4151	info "emergency_perl_save: end write uuid\n";
		4152
		4153	cf::write_runtime_sync; # external watchdog should not bark
		4154
		4155	trace "emergency_perl_save: syncing database to disk";
		4156	BDB::db_env_txn_checkpoint $DB_ENV;
		4157
		4158	info "emergency_perl_save: starting sync\n";
		4159	IO::AIO::aio_sync sub {
		4160	info "emergency_perl_save: finished sync\n";
		4161	};
		4162
		4163	cf::write_runtime_sync; # external watchdog should not bark
		4164
		4165	trace "emergency_perl_save: flushing outstanding aio requests";
		4166	while (IO::AIO::nreqs || BDB::nreqs) {
		4167	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4168	}
		4169
		4170	cf::write_runtime_sync; # external watchdog should not bark
3121	};	4171	};
3122		4172
3123	warn "leave emergency perl save\n";	4173	info "emergency_perl_save: leave\n";
3124	}	4174	}
3125		4175
3126	sub post_cleanup {	4176	sub post_cleanup {
3127	my ($make_core) = @_;	4177	my ($make_core) = @_;
3128		4178
		4179	IO::AIO::flush;
		4180
3129	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3130	if $make_core;	4182	if $make_core;
		4183
		4184	my $fh = pidfile;
		4185	unlink $PIDFILE if <$fh> == $$;
		4186	}
		4187
		4188	# a safer delete_package, copied from Symbol
		4189	sub clear_package($) {
		4190	my $pkg = shift;
		4191
		4192	# expand to full symbol table name if needed
		4193	unless ($pkg =~ /^main::.*::$/) {
		4194	$pkg = "main$pkg" if $pkg =~ /^::/;
		4195	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4196	$pkg .= '::' unless $pkg =~ /::$/;
		4197	}
		4198
		4199	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4200	my $stem_symtab = *{$stem}{HASH};
		4201
		4202	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4203	or return;
		4204
		4205	# clear all symbols
		4206	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4207	for my $name (keys %$leaf_symtab) {
		4208	_gv_clear *{"$pkg$name"};
		4209	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4210	}
3131	}	4211	}
3132		4212
3133	sub do_reload_perl() {	4213	sub do_reload_perl() {
3134	# can/must only be called in main	4214	# can/must only be called in main
3135	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3136	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3137	return;	4217	return;
3138	}	4218	}
3139		4219
3140	warn "reloading...";	4220	return if $RELOAD++;
3141		4221
3142	warn "entering sync_job";	4222	my $t1 = AE::time;
3143		4223
		4224	while ($RELOAD) {
		4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
		4227
		4228	trace "perl_reload: entering sync_job";
		4229
3144	cf::sync_job {	4230	cf::sync_job {
3145	cf::write_runtime; # external watchdog should not bark
3146	cf::emergency_save;	4231	#cf::emergency_save;
3147	cf::write_runtime; # external watchdog should not bark
3148		4232
3149	warn "syncing database to disk";
3150	BDB::db_env_txn_checkpoint $DB_ENV;
3151
3152	# if anything goes wrong in here, we should simply crash as we already saved
3153
3154	warn "cancelling all WF_AUTOCANCEL watchers";
3155	for (Event::all_watchers) {
3156	$_->cancel if $_->data & WF_AUTOCANCEL;
3157	}
3158
3159	warn "flushing outstanding aio requests";
3160	for (;;) {
3161	BDB::flush;
3162	IO::AIO::flush;
3163	Coro::cede;
3164	last unless IO::AIO::nreqs || BDB::nreqs;
3165	warn "iterate...";
3166	}
3167
3168	++$RELOAD;
3169
3170	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3171	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3172	%EXT_CORO = ();	4235	%EXT_CORO = ();
3173		4236
3174	warn "removing commands";	4237	trace "perl_reload: removing commands";
3175	%COMMAND = ();	4238	%COMMAND = ();
3176		4239
3177	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3178	%EXTCMD = ();	4241	%EXTCMD = ();
3179	%EXTICMD = ();	4242	%EXTICMD = ();
3180		4243
3181	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3182	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3183	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3184		4247
3185	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3186	eval {	4249	eval {
3187	$cb->($pkg);	4250	$cb->($pkg);
3188	1	4251	1
3189	} or warn "$pkg unloaded, but with errors: $@";	4252	} or error "$pkg unloaded, but with errors: $@";
		4253	}
		4254
		4255	trace "... clearing $pkg";
		4256	clear_package $pkg;
3190	}	4257	}
3191		4258
3192	warn "... nuking $pkg";
3193	Symbol::delete_package $pkg;
3194	}
3195
3196	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3197	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3198	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3199		4262
3200	warn "... unloading $k";	4263	trace "... unloading $k";
3201	delete $INC{$k};	4264	delete $INC{$k};
3202		4265
3203	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3204	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3205		4268
3206	if (my $cb = $k->can ("unload_module")) {	4269	if (my $cb = $k->can ("unload_module")) {
3207	$cb->();	4270	$cb->();
		4271	}
		4272
		4273	clear_package $k;
3208	}	4274	}
3209		4275
3210	Symbol::delete_package $k;
3211	}
3212
3213	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3214	Symbol::delete_package "safe::$_"	4277	clear_package "safe::$_"
3215	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4278	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3216		4279
3217	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3218	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3219	delete $INC{"cf/pod.pm"};	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3220		4283
3221	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3222	# and global variables created in xs	4285	# and global variables created in xs
3223	#Symbol::delete_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3224		4287
3225	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3226		4289
3227	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3228	require cf;	4291	require cf;
3229	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4292	cf::_connect_to_perl_1;
3230		4293
3231	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3232	cf::cfg_load;	4295	cf::reload_config;
3233		4296
3234	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3235	cf::load_extensions;	4298	cf::load_extensions;
3236		4299
		4300	if ($REATTACH_ON_RELOAD) {
3237	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3238	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3239	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3240	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3241	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3242	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
		4307	}
3243		4308
3244	warn "leaving sync_job";	4309	cf::_post_init 1;
3245		4310
		4311	trace "perl_reload: leaving sync_job";
		4312
3246	1	4313	1
3247	} or do {	4314	} or do {
3248	warn $@;	4315	error $@;
3249	warn "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
3250	exit 1;	4317	};
		4318
		4319	--$RELOAD;
3251	};	4320	}
3252		4321
3253	warn "reloaded";	4322	$t1 = AE::time - $t1;
		4323	info "perl_reload: completed in ${t1}s\n";
3254	};	4324	};
3255		4325
3256	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3257		4327
3258	sub reload_perl() {	4328	sub reload_perl() {
3259	# doing reload synchronously and two reloads happen back-to-back,	4329	# doing reload synchronously and two reloads happen back-to-back,
3260	# coro crashes during coro_state_free->destroy here.	4330	# coro crashes during coro_state_free->destroy here.
3261		4331
3262	$RELOAD_WATCHER ||= Event->timer (	4332	$RELOAD_WATCHER ||= cf::async {
3263	reentrant => 0,	4333	Coro::AIO::aio_wait cache_extensions;
3264	after => 0,	4334
3265	data => WF_AUTOCANCEL,	4335	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3266	cb => sub {
3267	do_reload_perl;	4336	do_reload_perl;
3268	undef $RELOAD_WATCHER;	4337	undef $RELOAD_WATCHER;
3269	},	4338	};
3270	);	4339	};
3271	}	4340	}
3272		4341
3273	register_command "reload" => sub {	4342	register_command "reload" => sub {
3274	my ($who, $arg) = @_;	4343	my ($who, $arg) = @_;
3275		4344
3276	if ($who->flag (FLAG_WIZ)) {	4345	if ($who->flag (FLAG_WIZ)) {
3277	$who->message ("reloading server.");	4346	$who->message ("reloading server.");
		4347	async {
		4348	$Coro::current->{desc} = "perl_reload";
3278	async { reload_perl };	4349	reload_perl;
		4350	};
3279	}	4351	}
3280	};	4352	};
3281		4353
3282	unshift @INC, $LIBDIR;	4354	#############################################################################
3283		4355
3284	my $bug_warning = 0;	4356	my $bug_warning = 0;
3285		4357
3286	our @WAIT_FOR_TICK;
3287	our @WAIT_FOR_TICK_BEGIN;
3288
3289	sub wait_for_tick {	4358	sub wait_for_tick() {
3290	return unless $TICK_WATCHER->is_active;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3291	return if $Coro::current == $Coro::main;
3292		4360
3293	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3294	push @WAIT_FOR_TICK, $signal;
3295	$signal->wait;
3296	}	4362	}
3297		4363
3298	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3299	return unless $TICK_WATCHER->is_active;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3300	return if $Coro::current == $Coro::main;
3301		4366
3302	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3304	$signal->wait;	4369	$signal->wait;
3305	}	4370	}
3306		4371
3307	my $min = 1e6;#d#	4372	sub tick {
3308	my $avg = 10;
3309	$TICK_WATCHER = Event->timer (
3310	reentrant => 0,
3311	parked => 1,
3312	prio => 0,
3313	at => $NEXT_TICK || $TICK,
3314	data => WF_AUTOCANCEL,
3315	cb => sub {
3316	if ($Coro::current != $Coro::main) {	4373	if ($Coro::current != $Coro::main) {
3317	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3318	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3319	return;	4376	return;
3320	}	4377	}
3321		4378
3322	$NOW = $tick_start = Event::time;	4379	cf::one_tick; # one server iteration
3323		4380
3324	cf::server_tick; # one server iteration	4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3325		4382
3326	0 && sync_job {#d#	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3327	for(1..10) {	4384	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3328	my $t = Event::time;	4385	Coro::async_pool {
3329	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4386	$Coro::current->{desc} = "runtime saver";
3330	or die;	4387	write_runtime_sync
3331		4388	or error "ERROR: unable to write runtime file: $!";
3332	$map->width (50);
3333	$map->height (50);
3334	$map->alloc;
3335	$map->_load_objects ("/tmp/x.map", 1);
3336	my $t = Event::time - $t;
3337
3338	#next unless $t < 0.0013;#d#
3339	if ($t < $min) {
3340	$min = $t;
3341	}
3342	$avg = $avg * 0.99 + $t * 0.01;
3343	}
3344	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3345	exit 0;
3346	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3347	};	4389	};
		4390	}
3348		4391
3349	$RUNTIME += $TICK;
3350	$NEXT_TICK += $TICK;
3351
3352	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3353	$NEXT_RUNTIME_WRITE = $NOW + 10;
3354	Coro::async_pool {
3355	write_runtime
3356	or warn "ERROR: unable to write runtime file: $!";
3357	};
3358	}
3359
3360	# my $AFTER = Event::time;
3361	# warn $AFTER - $NOW;#d#
3362
3363	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3364	$sig->send;	4393	$sig->send;
3365	}	4394	}
3366	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3367	$sig->send;
3368	}
3369		4396
3370	$NOW = Event::time;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3371
3372	# if we are delayed by four ticks or more, skip them all
3373	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3374
3375	$TICK_WATCHER->at ($NEXT_TICK);
3376	$TICK_WATCHER->start;
3377
3378	$LOAD = ($NOW - $tick_start) / $TICK;
3379	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3380		4399
3381	_post_tick;	4400	if (0) {
3382		4401	if ($NEXT_TICK) {
3383		4402	my $jitter = $TICK_START - $NEXT_TICK;
		4403	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4404	debug "jitter $JITTER\n";#d#
		4405	}
3384	},	4406	}
3385	);	4407	}
3386		4408
3387	{	4409	{
3388	BDB::max_poll_time $TICK * 0.1;	4410	# configure BDB
3389	$BDB_POLL_WATCHER = Event->io (	4411	info "initialising database";
3390	reentrant => 0,	4412
3391	fd => BDB::poll_fileno,
3392	poll => 'r',
3393	prio => 0,
3394	data => WF_AUTOCANCEL,
3395	cb => \&BDB::poll_cb,
3396	);
3397	BDB::min_parallel 8;	4413	BDB::min_parallel 16;
3398		4414	BDB::max_poll_reqs $TICK * 0.1;
3399	BDB::set_sync_prepare {	4415	#$AnyEvent::BDB::WATCHER->priority (1);
3400	my $status;
3401	my $current = $Coro::current;
3402	(
3403	sub {
3404	$status = $!;
3405	$current->ready; undef $current;
3406	},
3407	sub {
3408	Coro::schedule while defined $current;
3409	$! = $status;
3410	},
3411	)
3412	};
3413		4416
3414	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3415	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
		4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4420	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4421	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4422	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4423	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3416		4424
3417	cf::sync_job {	4425	cf::sync_job {
3418	eval {	4426	eval {
3419	BDB::db_env_open	4427	BDB::db_env_open
3420	$DB_ENV,	4428	$DB_ENV,
…		…
3422	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4430	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3423	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4431	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3424	0666;	4432	0666;
3425		4433
3426	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4434	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3427
3428	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3429	$DB_ENV->set_lk_detect;
3430	};	4435	};
3431		4436
3432	cf::cleanup "db_env_open(db): $@" if $@;	4437	cf::cleanup "db_env_open(db): $@" if $@;
3433	};	4438	};
3434	}	4439	}
		4440
		4441	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4442	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4443	};
		4444	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4446	};
		4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4449	};
		4450
		4451	info "database initialised";
3435	}	4452	}
3436		4453
3437	{	4454	{
		4455	# configure IO::AIO
		4456
		4457	info "initialising aio";
3438	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
3439
3440	undef $Coro::AIO::WATCHER;
3441	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
3442	$AIO_POLL_WATCHER = Event->io (	4460	undef $AnyEvent::AIO::WATCHER;
3443	reentrant => 0,	4461	info "aio initialised";
3444	data => WF_AUTOCANCEL,
3445	fd => IO::AIO::poll_fileno,
3446	poll => 'r',
3447	prio => 6,
3448	cb => \&IO::AIO::poll_cb,
3449	);
3450	}	4462	}
3451		4463
3452	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
3453		4466
3454	sub _log_backtrace {	4467	sub _log_backtrace {
3455	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
3456		4469
3457	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
3458		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3459	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
3460	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
3461	++$_log_backtrace;	4478	++$_log_backtrace;
		4479	my $perl_bt = Carp::longmess $msg;
3462	async {	4480	async {
		4481	$Coro::current->{desc} = "abt $msg";
		4482
3463	my @bt = fork_call {	4483	my @bt = fork_call {
3464	@addr = map { sprintf "%x", $_ } @addr;	4484	@addr = map { sprintf "%x", $_ } @addr;
3465	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4485	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3466	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4486	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3467	or die "addr2line: $!";	4487	or die "addr2line: $!";
…		…
3475	}	4495	}
3476		4496
3477	@funcs	4497	@funcs
3478	};	4498	};
3479		4499
3480	LOG llevInfo, "[ABT] $msg\n";	4500	LOG llevInfo, "[ABT] $perl_bt\n";
		4501	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3481	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
3482	--$_log_backtrace;	4503	--$_log_backtrace;
3483	};	4504	};
3484	} else {	4505	} else {
3485	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
3486	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3487	}	4508	}
3488	}	4509	}
3489		4510
3490	# load additional modules	4511	# load additional modules
3491	use cf::pod;	4512	require "cf/$_.pm" for @EXTRA_MODULES;
		4513	cf::_connect_to_perl_2;
3492		4514
3493	END { cf::emergency_save }	4515	END { cf::emergency_save }
3494		4516
3495	1	4517	1
3496		4518

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