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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.342 by root, Sun Aug 26 15:31:02 2007 UTC vs.
Revision 1.624 by root, Sat Nov 17 23:40:02 2018 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2018 Marc Alexander Lehmann / the Deliantra team
		5	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		6	#
		7	# Deliantra is free software: you can redistribute it and/or modify it under
		8	# the terms of the Affero GNU General Public License as published by the
		9	# Free Software Foundation, either version 3 of the License, or (at your
		10	# option) any later version.
		11	#
		12	# This program is distributed in the hope that it will be useful,
		13	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		15	# GNU General Public License for more details.
		16	#
		17	# You should have received a copy of the Affero GNU General Public License
		18	# and the GNU General Public License along with this program. If not, see
		19	# <http://www.gnu.org/licenses/>.
		20	#
		21	# The authors can be reached via e-mail to <support@deliantra.net>
		22	#
		23
1	package cf;	24	package cf;
2		25
3	use utf8;	26	use common::sense;
4	use strict;
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
		36	use Carp ();
14		37
		38	use AnyEvent ();
		39	use AnyEvent::IO ();
		40	use AnyEvent::DNS ();
		41
15	use Coro 3.64 ();	42	use Coro ();
16	use Coro::State;	43	use Coro::State;
17	use Coro::Handle;	44	use Coro::Handle;
		45	use Coro::EV;
18	use Coro::Event;	46	use Coro::AnyEvent;
19	use Coro::Timer;	47	use Coro::Timer;
20	use Coro::Signal;	48	use Coro::Signal;
21	use Coro::Semaphore;	49	use Coro::Semaphore;
		50	use Coro::SemaphoreSet;
		51	use Coro::AnyEvent;
22	use Coro::AIO;	52	use Coro::AIO;
		53	use Coro::BDB 1.6;
23	use Coro::Storable;	54	use Coro::Storable;
24	use Coro::Util ();	55	use Coro::Util ();
25		56
		57	use Guard ();
26	use JSON::XS 1.4 ();	58	use JSON::XS 2.01 ();
27	use BDB ();	59	use BDB ();
28	use Data::Dumper;	60	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	61	use Fcntl;
31	use YAML::Syck ();	62	use YAML::XS ();
		63	use CBOR::XS ();
32	use IO::AIO 2.32 ();	64	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	65	use Compress::LZF;
35	use Digest::MD5 ();	66	use Digest::MD5 ();
		67
		68	AnyEvent::detect;
36		69
37	# configure various modules to our taste	70	# configure various modules to our taste
38	#	71	#
39	$Storable::canonical = 1; # reduce rsync transfers	72	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	73	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		74
		75	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		76
		77	# make sure c-lzf reinitialises itself
		78	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	79	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		80
43	$Event::Eval = 1; # no idea why this is required, but it is	81	# strictly for debugging
44		82	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		83
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	84	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		85
		86	our @ORIG_INC;
51		87
52	our %COMMAND = ();	88	our %COMMAND = ();
53	our %COMMAND_TIME = ();	89	our %COMMAND_TIME = ();
54		90
55	our @EXTS = (); # list of extension package names	91	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	92	our %EXTCMD = ();
		93	our %EXTACMD = ();
57	our %EXTICMD = ();	94	our %EXTICMD = ();
		95	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	96	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
60		98
61	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	100	our @EVENT;
		101	our @REFLECT; # set by XS
		102	our %REFLECT; # set by us
63		103
64	our $CONFDIR = confdir;	104	our $CONFDIR = confdir;
		105
65	our $DATADIR = datadir;	106	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	107	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	108	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	109	our $MAPDIR = "$DATADIR/" . mapdir;
		110
69	our $LOCALDIR = localdir;	111	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	112	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	113	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	114	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	115	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	116	our $BDBDIR = "$LOCALDIR/db";
		117	our $PIDFILE = "$LOCALDIR/pid";
		118	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		119
		120	#our %RESOURCE; # unused
		121
		122	our $OUTPUT_RATE_MIN = 3000;
		123	our $OUTPUT_RATE_MAX = 1000000;
		124
		125	our $MAX_LINKS = 32; # how many chained exits to follow
		126	our $VERBOSE_IO = 1;
75		127
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	128	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	129	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	130	our $NEXT_TICK;
		131	our $USE_FSYNC = 1; # use fsync to write maps - default on
		132
		133	our $BDB_DEADLOCK_WATCHER;
		134	our $BDB_CHECKPOINT_WATCHER;
		135	our $BDB_TRICKLE_WATCHER;
		136	our $DB_ENV;
		137
		138	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		139
		140	our %CFG;
		141	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		142
		143	our $UPTIME; $UPTIME ||= time;
		144	our $RUNTIME = 0;
		145	our $SERVER_TICK = 0;
81	our $NOW;	146	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		147
84	our $BDB_POLL_WATCHER;	148	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	149	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	150	our $LINK_MAP; # the special {link} map, which is always available
95		151
96	# used to convert map paths into valid unix filenames by replacing / by ∕	152	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	153	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		154
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	155	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	156	our $LOADAVG; # same thing, but with alpha-smoothing
		157	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	158	our $TICK_START; # for load detecting purposes
		159
		160	our @POST_INIT;
		161
		162	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		163	our $REALLY_UNLOOP; # never set to true, please :)
		164
		165	our $WAIT_FOR_TICK = new Coro::Signal;
		166	our @WAIT_FOR_TICK_BEGIN;
102		167
103	binmode STDOUT;	168	binmode STDOUT;
104	binmode STDERR;	169	binmode STDERR;
105		170
106	# read virtual server time, if available	171	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	172	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	173	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	174	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	175	$RUNTIME = <$fh> + 0.;
111	}	176	}
		177
		178	eval "sub TICK() { $TICK } 1" or die;
112		179
113	mkdir $_	180	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	181	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		182
116	our $EMERGENCY_POSITION;	183	our $EMERGENCY_POSITION;
117		184
118	sub cf::map::normalise;	185	sub cf::map::normalise;
119		186
		187	sub in_main() {
		188	$Coro::current == $Coro::main
		189	}
		190
120	#############################################################################	191	#############################################################################
121		192
		193	%REFLECT = ();
		194	for (@REFLECT) {
		195	my $reflect = JSON::XS::decode_json $_;
		196	$REFLECT{$reflect->{class}} = $reflect;
		197	}
		198
		199	# this is decidedly evil
		200	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		201
		202	#############################################################################
		203
122	=head2 GLOBAL VARIABLES	204	=head2 GLOBAL VARIABLES
123		205
124	=over 4	206	=over 4
125		207
126	=item $cf::UPTIME	208	=item $cf::UPTIME
127		209
128	The timestamp of the server start (so not actually an uptime).	210	The timestamp of the server start (so not actually an "uptime").
		211
		212	=item $cf::SERVER_TICK
		213
		214	An unsigned integer that starts at zero when the server is started and is
		215	incremented on every tick.
		216
		217	=item $cf::NOW
		218
		219	The (real) time of the last (current) server tick - updated before and
		220	after tick processing, so this is useful only as a rough "what time is it
		221	now" estimate.
		222
		223	=item $cf::TICK
		224
		225	The interval between each server tick, in seconds.
129		226
130	=item $cf::RUNTIME	227	=item $cf::RUNTIME
131		228
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	229	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	230	every server tick.
134		231
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	232	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	233	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	234	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		235
139	Various directories - "/etc", read-only install directory, perl-library	236	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	237	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	238	unique-items directory, player file directory, random maps directory and
142	database environment.	239	database environment.
143		240
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	241	=item $cf::LOADAVG
153		242
154	The current CPU load on the server (alpha-smoothed), as a value between 0	243	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	244	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	245	objects per tick. Healthy values are < 0.5.
…		…
159		248
160	The raw value load value from the last tick.	249	The raw value load value from the last tick.
161		250
162	=item %cf::CFG	251	=item %cf::CFG
163		252
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	253	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	254	from wherever your confdir points to.
166		255
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	256	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		257
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	258	These are functions that inhibit the current coroutine one tick.
170	returns directly I<after> the tick processing (and consequently, can only wake one process	259	cf::wait_for_tick_begin only returns directly I<after> the tick
		260	processing (and consequently, can only wake one thread per tick), while
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	261	cf::wait_for_tick wakes up all waiters after tick processing.
		262
		263	Note that cf::wait_for_tick will immediately return when the server is not
		264	ticking, making it suitable for small pauses in threads that need to run
		265	when the server is paused. If that is not applicable (i.e. you I<really>
		266	want to wait, use C<$cf::WAIT_FOR_TICK>).
		267
		268	=item $cf::WAIT_FOR_TICK
		269
		270	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		271	variable contains a L<Coro::Signal> that is broadcats after every server
		272	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		273	next server tick.
		274
		275	=cut
		276
		277	sub wait_for_tick();
		278	sub wait_for_tick_begin();
172		279
173	=item @cf::INVOKE_RESULTS	280	=item @cf::INVOKE_RESULTS
174		281
175	This array contains the results of the last C<invoke ()> call. When	282	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	283	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	284	that call.
178		285
		286	=item %cf::REFLECT
		287
		288	Contains, for each (C++) class name, a hash reference with information
		289	about object members (methods, scalars, arrays and flags) and other
		290	metadata, which is useful for introspection.
		291
179	=back	292	=back
180		293
181	=cut	294	=cut
182		295
183	BEGIN {	296	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	297	sub warn (@) { LOG llevWarn , join "", @_ }
		298	sub info (@) { LOG llevInfo , join "", @_ }
		299	sub debug(@) { LOG llevDebug, join "", @_ }
		300	sub trace(@) { LOG llevTrace, join "", @_ }
		301
		302	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	303	my $msg = join "", @_;
186		304
187	$msg .= "\n"	305	$msg .= "\n"
188	unless $msg =~ /\n$/;	306	unless $msg =~ /\n$/;
189		307
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	308	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		309
192	utf8::encode $msg;
193	LOG llevError, $msg;	310	LOG llevWarn, $msg;
194	};	311	};
195	}	312
		313	$Coro::State::DIEHOOK = sub {
		314	return unless $^S eq 0; # "eq", not "=="
		315
		316	error Carp::longmess $_[0];
		317
		318	if (in_main) {#d#
		319	error "DIEHOOK called in main context, Coro bug?\n";#d#
		320	return;#d#
		321	}#d#
		322
		323	# kill coroutine otherwise
		324	Coro::terminate
		325	};
196		326
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	327	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	328	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	329	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	330	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	337	for my $pkg (qw(
208	cf::global cf::attachable	338	cf::global cf::attachable
209	cf::object cf::object::player	339	cf::object cf::object::player
210	cf::client cf::player	340	cf::client cf::player
211	cf::arch cf::living	341	cf::arch cf::living
		342	cf::map cf::mapspace
212	cf::map cf::party cf::region	343	cf::party cf::region
213	)) {	344	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	345	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	346	}
217		347
218	$Event::DIED = sub {	348	$EV::DIED = sub {
219	warn "error in event callback: @_";	349	warn "error in event callback: $@";
220	};	350	};
		351
		352	#############################################################################
		353
		354	sub fork_call(&@);
		355	sub get_slot($;$$);
221		356
222	#############################################################################	357	#############################################################################
223		358
224	=head2 UTILITY FUNCTIONS	359	=head2 UTILITY FUNCTIONS
225		360
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	381	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	382	$d
248	} || "[unable to dump $_[0]: '$@']";	383	} || "[unable to dump $_[0]: '$@']";
249	}	384	}
250		385
		386	=item $scalar = cf::load_file $path
		387
		388	Loads the given file from path and returns its contents. Croaks on error
		389	and can block.
		390
		391	=cut
		392
		393	sub load_file($) {
		394	0 <= aio_load $_[0], my $data
		395	or Carp::croak "$_[0]: $!";
		396
		397	$data
		398	}
		399
		400	=item $success = cf::replace_file $path, $data, $sync
		401
		402	Atomically replaces the file at the given $path with new $data, and
		403	optionally $sync the data to disk before replacing the file.
		404
		405	=cut
		406
		407	sub replace_file($$;$) {
		408	my ($path, $data, $sync) = @_;
		409
		410	my $lock = cf::lock_acquire ("replace_file:$path");
		411
		412	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		413	or return;
		414
		415	$data = $data->() if ref $data;
		416
		417	length $data == aio_write $fh, 0, (length $data), $data, 0
		418	or return;
		419
		420	!$sync
		421	or !aio_fsync $fh
		422	or return;
		423
		424	aio_close $fh
		425	and return;
		426
		427	aio_rename "$path~", $path
		428	and return;
		429
		430	if ($sync) {
		431	$path =~ s%/[^/]*$%%;
		432	aio_pathsync $path;
		433	}
		434
		435	1
		436	}
		437
251	=item $ref = cf::from_json $json	438	=item $ref = cf::decode_json $json
252		439
253	Converts a JSON string into the corresponding perl data structure.	440	Converts a JSON string into the corresponding perl data structure.
254		441
255	=item $json = cf::to_json $ref	442	=item $json = cf::encode_json $ref
256		443
257	Converts a perl data structure into its JSON representation.	444	Converts a perl data structure into its JSON representation.
258		445
259	=cut	446	=cut
260		447
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	448	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		449
263	sub to_json ($) { $json_coder->encode ($_[0]) }	450	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	451	sub decode_json($) { $json_coder->decode ($_[0]) }
		452
		453	=item $ref = cf::decode_storable $scalar
		454
		455	Same as Coro::Storable::thaw, so blocks.
		456
		457	=cut
		458
		459	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		460
		461	=item $ref = cf::decode_yaml $scalar
		462
		463	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		464
		465	=cut
		466
		467	sub decode_yaml($) {
		468	fork_call { YAML::XS::Load $_[0] } @_
		469	}
		470
		471	=item $scalar = cf::decode_cbor $scalar
		472
		473	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		474	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		475	alternative.
		476
		477	=cut
		478
		479	sub decode_cbor($) {
		480	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		481	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		482	CBOR::XS::decode_cbor $_[0]
		483	}
		484
		485	=item $scalar = cf::unlzf $scalar
		486
		487	Same as Compress::LZF::compress, but takes server ticks into account, so
		488	blocks.
		489
		490	=cut
		491
		492	sub unlzf($) {
		493	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		494	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		495	Compress::LZF::decompress $_[0]
		496	}
		497
		498	=item cf::post_init { BLOCK }
		499
		500	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		501	but I<before> the server starts ticking again.
		502
		503	The codeblock will have a single boolean argument to indicate whether this
		504	is a reload or not.
		505
		506	=cut
		507
		508	sub post_init(&) {
		509	push @POST_INIT, shift;
		510	}
		511
		512	sub _post_init {
		513	trace "running post_init jobs";
		514
		515	# run them in parallel...
		516
		517	my @join;
		518
		519	while () {
		520	push @join, map &Coro::async ($_, 0), @POST_INIT;
		521	@POST_INIT = ();
		522
		523	@join or last;
		524
		525	(pop @join)->join;
		526	}
		527	}
265		528
266	=item cf::lock_wait $string	529	=item cf::lock_wait $string
267		530
268	Wait until the given lock is available. See cf::lock_acquire.	531	Wait until the given lock is available. See cf::lock_acquire.
269		532
270	=item my $lock = cf::lock_acquire $string	533	=item my $lock = cf::lock_acquire $string
271		534
272	Wait until the given lock is available and then acquires it and returns	535	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	536	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	537	for example when the coroutine gets canceled), the lock is automatically
275	returned.	538	returned.
276		539
		540	Locks are *not* recursive, locking from the same coro twice results in a
		541	deadlocked coro.
		542
277	Lock names should begin with a unique identifier (for example, cf::map::find	543	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	544	uses map_find and cf::map::load uses map_load).
279		545
280	=item $locked = cf::lock_active $string	546	=item $locked = cf::lock_active $string
281		547
282	Return true if the lock is currently active, i.e. somebody has locked it.	548	Return true if the lock is currently active, i.e. somebody has locked it.
283		549
284	=cut	550	=cut
285		551
286	our %LOCK;	552	our $LOCKS = new Coro::SemaphoreSet;
287		553
288	sub lock_wait($) {	554	sub lock_wait($) {
289	my ($key) = @_;	555	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	556	}
297		557
298	sub lock_acquire($) {	558	sub lock_acquire($) {
299	my ($key) = @_;	559	$LOCKS->guard ($_[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	}	560	}
311		561
312	sub lock_active($) {	562	sub lock_active($) {
313	my ($key) = @_;	563	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	564	}
317		565
318	sub freeze_mainloop {	566	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	567	tick_inhibit_inc;
320		568
321	my $guard = Coro::guard {	569	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	570	}
323	};	571
324	$TICK_WATCHER->stop;	572	=item cf::periodic $interval, $cb
325	$guard	573
		574	Like EV::periodic, but randomly selects a starting point so that the actions
		575	get spread over time.
		576
		577	=cut
		578
		579	sub periodic($$) {
		580	my ($interval, $cb) = @_;
		581
		582	my $start = rand List::Util::min 180, $interval;
		583
		584	EV::periodic $start, $interval, 0, $cb
326	}	585	}
327		586
328	=item cf::get_slot $time[, $priority[, $name]]	587	=item cf::get_slot $time[, $priority[, $name]]
329		588
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	589	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	590	(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.	591	C<$time> seconds of cpu time till the next tick. The slot is only valid
		592	till the next cede.
		593
		594	Background jobs should use a priority less than zero, interactive jobs
		595	should use 100 or more.
333		596
334	The optional C<$name> can be used to identify the job to run. It might be	597	The optional C<$name> can be used to identify the job to run. It might be
335	used for statistical purposes and should identify the same time-class.	598	used for statistical purposes and should identify the same time-class.
336		599
337	Useful for short background jobs.	600	Useful for short background jobs.
338		601
339	=cut	602	=cut
340		603
341	our @SLOT_QUEUE;	604	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	605	our $SLOT_QUEUE;
		606	our $SLOT_DECAY = 0.9;
343		607
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	608	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	609	$SLOT_QUEUE = Coro::async {
		610	$Coro::current->desc ("timeslot manager");
		611
346	my $signal = new Coro::Signal;	612	my $signal = new Coro::Signal;
		613	my $busy;
347		614
348	while () {	615	while () {
349	next_job:	616	next_job:
		617
		618	Coro::cede;
		619
350	my $avail = cf::till_tick;	620	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	621
352	for (0 .. $#SLOT_QUEUE) {	622	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	623	if ($SLOT_QUEUE[$_][0] <= $avail) {
		624	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	625	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	626	$job->[2]->send;
356	Coro::cede;
357	goto next_job;	627	goto next_job;
358	}	628	} else {
		629	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	630	}
360	}	631	}
361		632
362	if (@SLOT_QUEUE) {	633	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	634	wait_for_tick;
364	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;
366	} else {	635	} else {
		636	$busy = 0;
367	Coro::schedule;	637	Coro::schedule;
368	}	638	}
369	}	639	}
370	};	640	};
371		641
372	sub get_slot($;$$) {	642	sub get_slot($;$$) {
		643	return if tick_inhibit || $Coro::current == $Coro::main;
		644
373	my ($time, $pri, $name) = @_;	645	my ($time, $pri, $name) = @_;
374		646
375	$time = $TICK * .6 if $time > $TICK * .6;	647	$time = clamp $time, 0.01, $TICK * .6;
		648
376	my $sig = new Coro::Signal;	649	my $sig = new Coro::Signal;
377		650
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	651	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	652	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	653	$SLOT_QUEUE->ready;
…		…
391		664
392	BEGIN { *async = \&Coro::async_pool }	665	BEGIN { *async = \&Coro::async_pool }
393		666
394	=item cf::sync_job { BLOCK }	667	=item cf::sync_job { BLOCK }
395		668
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	669	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	670	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	671	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	672	acceptable.
400		673
401	If it must be done, put the blocking parts into C<sync_job>. This will run	674	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	675	the given BLOCK in another coroutine while waiting for the result. The
…		…
406	=cut	679	=cut
407		680
408	sub sync_job(&) {	681	sub sync_job(&) {
409	my ($job) = @_;	682	my ($job) = @_;
410		683
411	if ($Coro::current == $Coro::main) {	684	if (in_main) {
412	my $time = Event::time;	685	my $time = AE::time;
413		686
414	# this is the main coro, too bad, we have to block	687	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	688	# till the operation succeeds, freezing the server :/
416		689
417	# TODO: use suspend/resume instead	690	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	691
419	my $freeze_guard = freeze_mainloop;	692	my $freeze_guard = freeze_mainloop;
420		693
421	my $busy = 1;	694	my $busy = 1;
422	my @res;	695	my @res;
423		696
424	(async {	697	(async {
		698	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	699	@res = eval { $job->() };
426	warn $@ if $@;	700	error $@ if $@;
427	undef $busy;	701	undef $busy;
428	})->prio (Coro::PRIO_MAX);	702	})->prio (Coro::PRIO_MAX);
429		703
430	while ($busy) {	704	while ($busy) {
431	Coro::cede or Event::one_event;	705	if (Coro::nready) {
		706	Coro::cede_notself;
		707	} else {
		708	EV::run EV::RUN_ONCE;
432	}	709	}
		710	}
433		711
434	$time = Event::time - $time;	712	my $time = AE::time - $time;
435		713
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	714	$TICK_START += $time; # do not account sync jobs to server load
440		715
441	wantarray ? @res : $res[0]	716	wantarray ? @res : $res[0]
442	} else {	717	} else {
443	# we are in another coroutine, how wonderful, everything just works	718	# we are in another coroutine, how wonderful, everything just works
444		719
…		…
464	$EXT_CORO{$coro+0} = $coro;	739	$EXT_CORO{$coro+0} = $coro;
465		740
466	$coro	741	$coro
467	}	742	}
468		743
469	=item fork_call { }, $args	744	=item fork_call { }, @args
470		745
471	Executes the given code block with the given arguments in a seperate	746	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	747	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	748	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	749	never block itself or use any form of event handling.
475		750
476	=cut	751	=cut
		752
		753	sub post_fork {
		754	reset_signals;
		755	}
477		756
478	sub fork_call(&@) {	757	sub fork_call(&@) {
479	my ($cb, @args) = @_;	758	my ($cb, @args) = @_;
480		759
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 {	760	my @res = Coro::Util::fork_eval {
486	reset_signals;	761	cf::post_fork;
487	&$cb	762	&$cb
488	}, @args;	763	} @args;
489		764
490	wantarray ? @res : $res[-1]	765	wantarray ? @res : $res[-1]
		766	}
		767
		768	sub objinfo {
		769	(
		770	"counter value" => cf::object::object_count,
		771	"objects created" => cf::object::create_count,
		772	"objects destroyed" => cf::object::destroy_count,
		773	"freelist size" => cf::object::free_count,
		774	"allocated objects" => cf::object::objects_size,
		775	"active objects" => cf::object::actives_size,
		776	)
		777	}
		778
		779	=item $coin = coin_from_name $name
		780
		781	=cut
		782
		783	our %coin_alias = (
		784	"silver" => "silvercoin",
		785	"silvercoin" => "silvercoin",
		786	"silvercoins" => "silvercoin",
		787	"gold" => "goldcoin",
		788	"goldcoin" => "goldcoin",
		789	"goldcoins" => "goldcoin",
		790	"platinum" => "platinacoin",
		791	"platinumcoin" => "platinacoin",
		792	"platinumcoins" => "platinacoin",
		793	"platina" => "platinacoin",
		794	"platinacoin" => "platinacoin",
		795	"platinacoins" => "platinacoin",
		796	"royalty" => "royalty",
		797	"royalties" => "royalty",
		798	);
		799
		800	sub coin_from_name($) {
		801	$coin_alias{$_[0]}
		802	? cf::arch::find $coin_alias{$_[0]}
		803	: undef
491	}	804	}
492		805
493	=item $value = cf::db_get $family => $key	806	=item $value = cf::db_get $family => $key
494		807
495	Returns a single value from the environment database.	808	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	810	=item cf::db_put $family => $key => $value
498		811
499	Stores the given C<$value> in the family. It can currently store binary	812	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	813	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		814
		815	=item $db = cf::db_table "name"
		816
		817	Create and/or open a new database table. The string must not be "db" and must be unique
		818	within each server.
		819
502	=cut	820	=cut
		821
		822	sub db_table($) {
		823	cf::error "db_get called from main context"
		824	if $Coro::current == $Coro::main;
		825
		826	my ($name) = @_;
		827	my $db = BDB::db_create $DB_ENV;
		828
		829	eval {
		830	$db->set_flags (BDB::CHKSUM);
		831
		832	utf8::encode $name;
		833	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		834	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		835	cf::cleanup "db_open(db): $!" if $!;
		836	};
		837	cf::cleanup "db_open(db): $@" if $@;
		838
		839	$db
		840	}
503		841
504	our $DB;	842	our $DB;
505		843
506	sub db_init {	844	sub db_init {
507	unless ($DB) {	845	$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	}	846	}
522		847
523	sub db_get($$) {	848	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	849	my $key = "$_[0]/$_[1]";
525		850
526	cf::sync_job {	851	cf::error "db_get called from main context"
		852	if $Coro::current == $Coro::main;
		853
527	BDB::db_get $DB, undef, $key, my $data;	854	BDB::db_get $DB, undef, $key, my $data;
528		855
529	$! ? ()	856	$! ? ()
530	: $data	857	: $data
531	}
532	}	858	}
533		859
534	sub db_put($$$) {	860	sub db_put($$$) {
535	BDB::dbreq_pri 4;	861	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	862	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		890
565	my @data;	891	my @data;
566	my $md5;	892	my $md5;
567		893
568	for (0 .. $#$src) {	894	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	895	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	896	}
572		897
573	# if processing is expensive, check	898	# if processing is expensive, check
574	# checksum first	899	# checksum first
575	if (1) {	900	if (1) {
576	$md5 =	901	$md5 =
577	join "\x00",	902	join "\x00",
578	$processversion,	903	$processversion,
579	map {	904	map {
580	Coro::cede;	905	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	906	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	907	} 0.. $#$src;
583		908
584		909
585	my $dbmd5 = db_get cache => "$id/md5";	910	my $dbmd5 = db_get cache => "$id/md5";
…		…
588		913
589	return db_get cache => "$id/data";	914	return db_get cache => "$id/data";
590	}	915	}
591	}	916	}
592		917
593	my $t1 = Time::HiRes::time;	918	my $t1 = EV::time;
594	my $data = $process->(\@data);	919	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	920	my $t2 = EV::time;
596		921
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	922	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		923
599	db_put cache => "$id/data", $data;	924	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	925	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	926	db_put cache => "$id/meta", $meta;
602		927
…		…
612		937
613	=cut	938	=cut
614		939
615	sub datalog($@) {	940	sub datalog($@) {
616	my ($type, %kv) = @_;	941	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	942	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	943	}
619		944
620	=back	945	=back
621		946
622	=cut	947	=cut
623		948
624	#############################################################################	949	#############################################################################
625		950
626	=head2 ATTACHABLE OBJECTS	951	=head2 ATTACHABLE OBJECTS
627		952
628	Many objects in crossfire are so-called attachable objects. That means you can	953	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	954	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	955	to it. All such attachable objects support the following methods.
631		956
632	In the following description, CLASS can be any of C<global>, C<object>	957	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	958	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	959	Deliantra).
635		960
636	=over 4	961	=over 4
637		962
638	=item $attachable->attach ($attachment, key => $value...)	963	=item $attachable->attach ($attachment, key => $value...)
639		964
…		…
683	=item cf::CLASS::attachment $name, ...	1008	=item cf::CLASS::attachment $name, ...
684		1009
685	Register an attachment by C<$name> through which attachable objects of the	1010	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	1011	given CLASS can refer to this attachment.
687		1012
688	Some classes such as crossfire maps and objects can specify attachments	1013	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.	1014	that are attached at load/instantiate time, thus the need for a name.
690		1015
691	These calls expect any number of the following handler/hook descriptions:	1016	These calls expect any number of the following handler/hook descriptions:
692		1017
693	=over 4	1018	=over 4
…		…
817		1142
818	} elsif (exists $cb_id{$type}) {	1143	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1144	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1145
821	} elsif (ref $type) {	1146	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1147	error "attaching objects not supported, ignoring.\n";
823		1148
824	} else {	1149	} else {
825	shift @arg;	1150	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1151	error "attach argument '$type' not supported, ignoring.\n";
827	}	1152	}
828	}	1153	}
829	}	1154	}
830		1155
831	sub _object_attach {	1156	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
842	}	1167	}
843		1168
844	$obj->{$name} = \%arg;	1169	$obj->{$name} = \%arg;
845	} else {	1170	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1171	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1172	}
848		1173
849	$obj->{_attachment}{$name} = undef;	1174	$obj->{_attachment}{$name} = undef;
850	}	1175	}
851		1176
…		…
910		1235
911	for (@$callbacks) {	1236	for (@$callbacks) {
912	eval { &{$_->[1]} };	1237	eval { &{$_->[1]} };
913		1238
914	if ($@) {	1239	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1240	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1241	override;
918	}	1242	}
919		1243
920	return 1 if $override;	1244	return 1 if $override;
921	}	1245	}
922		1246
923	0	1247	0
924	}	1248	}
925		1249
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1250	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1251
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1252	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1253
930	Generate an object-specific event with the given arguments.	1254	Generate an object-specific event with the given arguments.
931		1255
…		…
937		1261
938	=cut	1262	=cut
939		1263
940	#############################################################################	1264	#############################################################################
941	# object support	1265	# object support
942	#
943		1266
		1267	sub _object_equal($$);
		1268	sub _object_equal($$) {
		1269	my ($a, $b) = @_;
		1270
		1271	return 0 unless (ref $a) eq (ref $b);
		1272
		1273	if ("HASH" eq ref $a) {
		1274	my @ka = keys %$a;
		1275	my @kb = keys %$b;
		1276
		1277	return 0 if @ka != @kb;
		1278
		1279	for (0 .. $#ka) {
		1280	return 0 unless $ka[$_] eq $kb[$_];
		1281	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1282	}
		1283
		1284	} elsif ("ARRAY" eq ref $a) {
		1285
		1286	return 0 if @$a != @$b;
		1287
		1288	for (0 .. $#$a) {
		1289	return 0 unless _object_equal $a->[$_], $b->[$_];
		1290	}
		1291
		1292	} elsif ($a ne $b) {
		1293	return 0;
		1294	}
		1295
		1296	1
		1297	}
		1298
		1299	our $SLOW_MERGES;#d#
944	sub _can_merge {	1300	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1301	my ($ob1, $ob2) = @_;
946		1302
947	local $Storable::canonical = 1;	1303	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1304
951	$fob1 eq $fob2	1305	# we do the slow way here
		1306	return _object_equal $ob1, $ob2
952	}	1307	}
953		1308
954	sub reattach {	1309	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1310	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1311	my ($obj) = @_;
957		1312
		1313	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1314	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1315
960	my $registry = $obj->registry;	1316	my $registry = $obj->registry;
961		1317
962	@$registry = ();	1318	@$registry = ();
963		1319
…		…
968	for (@$attach) {	1324	for (@$attach) {
969	my ($klass, @attach) = @$_;	1325	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1326	_attach $registry, $klass, @attach;
971	}	1327	}
972	} else {	1328	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1329	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1330	}
975	}	1331	}
976	}	1332	}
977		1333
978	cf::attachable->attach (	1334	cf::attachable->attach (
979	prio => -1000000,	1335	prio => -1000000,
980	on_instantiate => sub {	1336	on_instantiate => sub {
981	my ($obj, $data) = @_;	1337	my ($obj, $data) = @_;
982		1338
983	$data = from_json $data;	1339	$data = decode_json $data;
984		1340
985	for (@$data) {	1341	for (@$data) {
986	my ($name, $args) = @$_;	1342	my ($name, $args) = @$_;
987		1343
988	$obj->attach ($name, %{$args || {} });	1344	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1360	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1361	my ($filename, $rdata, $objs) = @_;
1006		1362
1007	sync_job {	1363	sync_job {
1008	if (length $$rdata) {	1364	if (length $$rdata) {
		1365	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1366	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1367	$decname, length $$rdata, scalar @$objs
		1368	if $VERBOSE_IO;
1011		1369
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1370	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1371	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1372	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1373	if ($cf::USE_FSYNC) {
		1374	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1375	aio_fsync $fh;
		1376	}
1016	close $fh;	1377	aio_close $fh;
1017		1378
1018	if (@$objs) {	1379	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1380	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1381	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1382	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1383	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1384	if ($cf::USE_FSYNC) {
		1385	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1386	aio_fsync $fh;
		1387	}
1024	close $fh;	1388	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1389	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1390	}
1027	} else {	1391	} else {
1028	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1029	}	1393	}
1030		1394
1031	aio_rename "$filename~", $filename;	1395	aio_rename "$filename~", $filename;
		1396
		1397	$filename =~ s%/[^/]+$%%;
		1398	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1399	} else {
1033	warn "FATAL: $filename~: $!\n";	1400	error "unable to save objects: $filename~: $!\n";
1034	}	1401	}
1035	} else {	1402	} else {
1036	aio_unlink $filename;	1403	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1404	aio_unlink "$filename.pst";
1038	}	1405	}
1039	}	1406	};
1040	}	1407	}
1041		1408
1042	sub object_freezer_as_string {	1409	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1410	my ($rdata, $objs) = @_;
1044		1411
…		…
1056	or return;	1423	or return;
1057		1424
1058	unless (aio_stat "$filename.pst") {	1425	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1426	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1427	or return;
		1428
1061	$av = eval { (Storable::thaw $av)->{objs} };	1429	my $st = eval { Coro::Storable::thaw $av };
		1430	$av = $st->{objs};
1062	}	1431	}
1063		1432
		1433	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1434	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1435	$decname, length $data, scalar @{$av || []}
		1436	if $VERBOSE_IO;
		1437
1066	return ($data, $av);	1438	($data, $av)
1067	}	1439	}
1068		1440
1069	=head2 COMMAND CALLBACKS	1441	=head2 COMMAND CALLBACKS
1070		1442
1071	=over 4	1443	=over 4
…		…
1073	=cut	1445	=cut
1074		1446
1075	#############################################################################	1447	#############################################################################
1076	# command handling &c	1448	# command handling &c
1077		1449
1078	=item cf::register_command $name => \&callback($ob,$args);	1450	=item cf::register_command $name => \&callback($ob,$args)
1079		1451
1080	Register a callback for execution when the client sends the user command	1452	Register a callback for execution when the client sends the user command
1081	$name.	1453	$name.
1082		1454
1083	=cut	1455	=cut
…		…
1089	#warn "registering command '$name/$time' to '$caller'";	1461	#warn "registering command '$name/$time' to '$caller'";
1090		1462
1091	push @{ $COMMAND{$name} }, [$caller, $cb];	1463	push @{ $COMMAND{$name} }, [$caller, $cb];
1092	}	1464	}
1093		1465
1094	=item cf::register_extcmd $name => \&callback($pl,$packet);	1466	=item cf::register_extcmd $name => \&callback($pl,@args)
1095		1467
1096	Register a callback for execution when the client sends an (synchronous)	1468	Register a callback for execution when the client sends an (synchronous)
1097	extcmd packet. Ext commands will be processed in the order they are	1469	extcmd packet. Ext commands will be processed in the order they are
1098	received by the server, like other user commands. The first argument is	1470	received by the server, like other user commands. The first argument is
1099	the logged-in player. Ext commands can only be processed after a player	1471	the logged-in player. Ext commands can only be processed after a player
1100	has logged in successfully.	1472	has logged in successfully.
1101		1473
1102	If the callback returns something, it is sent back as if reply was being	1474	The values will be sent back to the client.
1103	called.
1104		1475
		1476	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1477
		1478	Same as C<cf::register_extcmd>, but instead of returning values, the
		1479	callback needs to clal the C<$reply> function.
		1480
1105	=item cf::register_exticmd $name => \&callback($ns,$packet);	1481	=item cf::register_exticmd $name => \&callback($ns,@args)
1106		1482
1107	Register a callback for execution when the client sends an (asynchronous)	1483	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	1484	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	1485	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	1486	is a client socket. Exti commands can be received anytime, even before
1111	log-in.	1487	log-in.
1112		1488
1113	If the callback returns something, it is sent back as if reply was being	1489	The values will be sent back to the client.
1114	called.
1115		1490
1116	=cut	1491	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1117		1492
		1493	Same as C<cf::register_extcmd>, but instead of returning values, the
		1494	callback needs to clal the C<$reply> function.
		1495
		1496	=cut
		1497
1118	sub register_extcmd {	1498	sub register_extcmd($$) {
1119	my ($name, $cb) = @_;	1499	my ($name, $cb) = @_;
1120		1500
1121	$EXTCMD{$name} = $cb;	1501	$EXTCMD{$name} = $cb;
1122	}	1502	}
1123		1503
1124	sub register_exticmd {	1504	sub register_async_extcmd($$) {
1125	my ($name, $cb) = @_;	1505	my ($name, $cb) = @_;
1126		1506
		1507	$EXTACMD{$name} = $cb;
		1508	}
		1509
		1510	sub register_exticmd($$) {
		1511	my ($name, $cb) = @_;
		1512
1127	$EXTICMD{$name} = $cb;	1513	$EXTICMD{$name} = $cb;
1128	}	1514	}
1129		1515
		1516	sub register_async_exticmd($$) {
		1517	my ($name, $cb) = @_;
		1518
		1519	$EXTIACMD{$name} = $cb;
		1520	}
		1521
		1522	use File::Glob ();
		1523
1130	cf::player->attach (	1524	cf::player->attach (
1131	on_command => sub {	1525	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1526	my ($pl, $name, $params) = @_;
1133		1527
1134	my $cb = $COMMAND{$name}	1528	my $cb = $COMMAND{$name}
1135	or return;	1529	or return;
1136		1530
…		…
1144	my ($pl, $buf) = @_;	1538	my ($pl, $buf) = @_;
1145		1539
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1540	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1541
1148	if (ref $msg) {	1542	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1543	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		1544
1154	my @reply;
1155
1156	if (my $cb = $EXTCMD{$type}) {	1545	if (my $cb = $EXTACMD{$type}) {
		1546	$cb->(
		1547	$pl,
		1548	sub {
		1549	$pl->ext_msg ("reply-$reply", @_)
		1550	if $reply;
		1551	},
		1552	@payload
		1553	);
		1554	} else {
		1555	my @reply;
		1556
		1557	if (my $cb = $EXTCMD{$type}) {
1157	@reply = $cb->($pl, @payload);	1558	@reply = $cb->($pl, @payload);
		1559	}
		1560
		1561	$pl->ext_msg ("reply-$reply", @reply)
		1562	if $reply;
1158	}	1563	}
1159		1564
1160	$pl->ext_reply ($reply, @reply)
1161	if $reply;
1162
1163	} else {	1565	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1566	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1567	}
1166		1568
1167	cf::override;	1569	cf::override;
1168	},	1570	},
1169	);	1571	);
1170		1572
		1573	# "readahead" all extensions
		1574	sub cache_extensions {
		1575	my $grp = IO::AIO::aio_group;
		1576
		1577	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1578	for (grep /\.ext$/, @{$_[0]}) {
		1579	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1580	}
		1581	};
		1582
		1583	$grp
		1584	}
		1585
		1586	sub _ext_cfg_reg($$$$) {
		1587	my ($rvar, $varname, $cfgname, $default) = @_;
		1588
		1589	$cfgname = lc $varname
		1590	unless length $cfgname;
		1591
		1592	$EXT_CFG{$cfgname} = [$rvar, $default];
		1593
		1594	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1595	}
		1596
1171	sub load_extensions {	1597	sub load_extensions {
		1598	info "loading extensions...";
		1599
		1600	%EXT_CFG = ();
		1601
1172	cf::sync_job {	1602	cf::sync_job {
1173	my %todo;	1603	my %todo;
1174		1604
1175	for my $path (<$LIBDIR/*.ext>) {	1605	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1606	next unless -r $path;
…		…
1194		1624
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1625	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1626	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1627
1198	$ext{source} =	1628	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1629	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1630	. "#line 1 \"$path\"\n{\n"
1201	. $source	1631	. $source
1202	. "\n};\n1";	1632	. "\n};\n1";
1203		1633
1204	$todo{$base} = \%ext;	1634	$todo{$base} = \%ext;
1205	}	1635	}
1206		1636
		1637	my $pass = 0;
1207	my %done;	1638	my %done;
1208	while (%todo) {	1639	while (%todo) {
1209	my $progress;	1640	my $progress;
1210		1641
		1642	++$pass;
		1643
		1644	ext:
1211	while (my ($k, $v) = each %todo) {	1645	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1646	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1647	next ext
1214	unless exists $done{$_};	1648	unless exists $done{$_};
1215	}	1649	}
1216		1650
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1651	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1652
1219	unless (eval $v->{source}) {	1653	my $source = $v->{source};
		1654
		1655	# support "CONF varname :confname = default" pseudo-statements
		1656	$source =~ s{
		1657	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1658	}{
		1659	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1660	}gmxe;
		1661
		1662	my $active = eval $source;
		1663
		1664	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1665	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1666
		1667	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1668	if exists $v->{meta}{mandatory};
1224	warn $msg;	1669
1225	warn "mandatory extension failed to load, exiting.\n";	1670	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1671	delete $todo{$k};
1227	}	1672	} else {
1228		1673	$done{$k} = delete $todo{$k};
1229	warn $msg;	1674	push @EXTS, $v->{pkg};
		1675	$progress = 1;
		1676
		1677	info "$v->{base}: extension inactive.\n"
		1678	unless $active;
1230	}	1679	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1680	}
1236		1681
1237	skip:	1682	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1683	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1684
		1685	while (my ($k, $v) = each %todo) {
		1686	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1687	if exists $v->{meta}{mandatory};
		1688	}
		1689
		1690	last;
		1691	}
1240	}	1692	}
1241	};	1693	};
1242	}	1694	}
1243		1695
1244	#############################################################################	1696	#############################################################################
1245		1697
1246	=back	1698	=back
1247		1699
1248	=head2 CORE EXTENSIONS	1700	=head2 CORE EXTENSIONS
1249		1701
1250	Functions and methods that extend core crossfire objects.	1702	Functions and methods that extend core deliantra objects.
1251		1703
1252	=cut	1704	=cut
1253		1705
1254	package cf::player;	1706	package cf::player;
1255		1707
1256	use Coro::AIO;	1708	use Coro::AIO;
1257		1709
1258	=head3 cf::player	1710	=head3 cf::player
1259		1711
1260	=over 4	1712	=over 4
		1713
		1714	=item cf::player::num_playing
		1715
		1716	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1717
		1718	=cut
		1719
		1720	sub num_playing {
		1721	scalar grep
		1722	$_->ob->map
		1723	&& !$_->hidden
		1724	&& !$_->ob->flag (cf::FLAG_WIZ),
		1725	cf::player::list
		1726	}
1261		1727
1262	=item cf::player::find $login	1728	=item cf::player::find $login
1263		1729
1264	Returns the given player object, loading it if necessary (might block).	1730	Returns the given player object, loading it if necessary (might block).
1265		1731
…		…
1284		1750
1285	sub exists($) {	1751	sub exists($) {
1286	my ($login) = @_;	1752	my ($login) = @_;
1287		1753
1288	$cf::PLAYER{$login}	1754	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1755	or !aio_stat path $login
1290	}	1756	}
1291		1757
1292	sub find($) {	1758	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1759	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1760	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1767	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1768	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1769	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1770	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1771
1306	my $pl = load_pl path $login	1772	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1773	or return;
		1774
		1775	my $pl = cf::player::load_pl $f
		1776	or return;
		1777
		1778	local $cf::PLAYER_LOADING{$login} = $pl;
		1779	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1780	$cf::PLAYER{$login} = $pl
1309	}	1781	}
1310	}	1782	}
1311	}	1783	}
		1784
		1785	cf::player->attach (
		1786	on_load => sub {
		1787	my ($pl, $path) = @_;
		1788
		1789	# restore slots saved in save, below
		1790	my $slots = delete $pl->{_slots};
		1791
		1792	$pl->ob->current_weapon ($slots->[0]);
		1793	$pl->combat_ob ($slots->[1]);
		1794	$pl->ranged_ob ($slots->[2]);
		1795	},
		1796	);
1312		1797
1313	sub save($) {	1798	sub save($) {
1314	my ($pl) = @_;	1799	my ($pl) = @_;
1315		1800
1316	return if $pl->{deny_save};	1801	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1806	return if $pl->{deny_save};
1322		1807
1323	aio_mkdir playerdir $pl, 0770;	1808	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1809	$pl->{last_save} = $cf::RUNTIME;
1325		1810
		1811	cf::get_slot 0.01;
		1812
		1813	# save slots, to be restored later
		1814	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1815
1326	$pl->save_pl ($path);	1816	$pl->save_pl ($path);
1327	Coro::cede;	1817	cf::cede_to_tick;
1328	}	1818	}
1329		1819
1330	sub new($) {	1820	sub new($) {
1331	my ($login) = @_;	1821	my ($login) = @_;
1332		1822
…		…
1361	my ($pl) = @_;	1851	my ($pl) = @_;
1362		1852
1363	my $name = $pl->ob->name;	1853	my $name = $pl->ob->name;
1364		1854
1365	$pl->{deny_save} = 1;	1855	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1856	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1857
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1858	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1369	$pl->deactivate;	1859	$pl->deactivate;
		1860
		1861	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1862	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1863	ext::highscore::check ($pl->ob);
		1864
1371	$pl->ns->destroy if $pl->ns;	1865	$pl->ns->destroy if $pl->ns;
1372		1866
1373	my $path = playerdir $pl;	1867	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1868	my $temp = "$path~$cf::RUNTIME~deleting~";
1375	aio_rename $path, $temp;	1869	aio_rename $path, $temp;
…		…
1410	or return [];	1904	or return [];
1411		1905
1412	my @logins;	1906	my @logins;
1413		1907
1414	for my $login (@$dirs) {	1908	for my $login (@$dirs) {
		1909	my $path = path $login;
		1910
		1911	# a .pst is a dead give-away for a valid player
		1912	# if no pst file found, open and chekc for blocked users
		1913	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1914	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1915	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1916	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1917	}
1418		1918
1419	utf8::decode $login;	1919	utf8::decode $login;
1420	push @logins, $login;	1920	push @logins, $login;
1421	}	1921	}
1422		1922
1423	\@logins	1923	\@logins
1424	}	1924	}
1425		1925
1426	=item $player->maps	1926	=item $player->maps
		1927
		1928	=item cf::player::maps $login
1427		1929
1428	Returns an arrayref of map paths that are private for this	1930	Returns an arrayref of map paths that are private for this
1429	player. May block.	1931	player. May block.
1430		1932
1431	=cut	1933	=cut
…		…
1449	}	1951	}
1450		1952
1451	\@paths	1953	\@paths
1452	}	1954	}
1453		1955
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1956	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1957
1456	Expand crossfire pod fragments into protocol xml.	1958	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		1959
1516	=item $player->ext_msg ($type, @msg)	1960	=item $player->ext_msg ($type, @msg)
1517		1961
1518	Sends an ext event to the client.	1962	Sends an ext event to the client.
1519		1963
…		…
1539		1983
1540	=cut	1984	=cut
1541		1985
1542	sub find_by_path($) {	1986	sub find_by_path($) {
1543	my ($path) = @_;	1987	my ($path) = @_;
		1988
		1989	$path =~ s/^~[^\/]*//; # skip ~login
1544		1990
1545	my ($match, $specificity);	1991	my ($match, $specificity);
1546		1992
1547	for my $region (list) {	1993	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1994	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	2020	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	2021	our $DEFAULT_RESET = 3000;
1576		2022
1577	sub generate_random_map {	2023	sub generate_random_map {
1578	my ($self, $rmp) = @_;	2024	my ($self, $rmp) = @_;
1579	# mit "rum" bekleckern, nicht	2025
		2026	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2027
1580	$self->_create_random_map (	2028	$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	}	2029	}
1594		2030
1595	=item cf::map->register ($regex, $prio)	2031	=item cf::map->register ($regex, $prio)
1596		2032
1597	Register a handler for the map path matching the given regex at the	2033	Register a handler for the map path matching the given regex at the
…		…
1602		2038
1603	sub register {	2039	sub register {
1604	my (undef, $regex, $prio) = @_;	2040	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	2041	my $pkg = caller;
1606		2042
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	2043	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		2044
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2045	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	2046	}
1612		2047
1613	# also paths starting with '/'	2048	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2049	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		2050
1616	sub thawer_merge {	2051	sub thawer_merge {
1617	my ($self, $merge) = @_;	2052	my ($self, $merge) = @_;
1618		2053
1619	# we have to keep some variables in memory intact	2054	# we have to keep some variables in memory intact
…		…
1624	}	2059	}
1625		2060
1626	sub normalise {	2061	sub normalise {
1627	my ($path, $base) = @_;	2062	my ($path, $base) = @_;
1628		2063
1629	$path = "$path"; # make sure its a string	2064	$path = "$path"; # make sure it's a string
1630		2065
1631	$path =~ s/\.map$//;	2066	$path =~ s/\.map$//;
1632		2067
1633	# map plan:	2068	# map plan:
1634	#	2069	#
…		…
1649	$base =~ s{[^/]+/?$}{};	2084	$base =~ s{[^/]+/?$}{};
1650	$path = "$base/$path";	2085	$path = "$base/$path";
1651	}	2086	}
1652		2087
1653	for ($path) {	2088	for ($path) {
1654	redo if s{//}{/};
1655	redo if s{/\.?/}{/};	2089	redo if s{/\.?/}{/};
1656	redo if s{/[^/]+/\.\./}{/};	2090	redo if s{/[^/]+/\.\./}{/};
1657	}	2091	}
1658		2092
1659	$path	2093	$path
…		…
1673	$self->init; # pass $1 etc.	2107	$self->init; # pass $1 etc.
1674	return $self;	2108	return $self;
1675	}	2109	}
1676	}	2110	}
1677		2111
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	2112	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	2113	()
1680	}	2114	}
1681		2115
		2116	# may re-bless or do other evil things
1682	sub init {	2117	sub init {
1683	my ($self) = @_;	2118	my ($self) = @_;
1684		2119
1685	$self	2120	$self
1686	}	2121	}
…		…
1705		2140
1706	# the temporary/swap location	2141	# the temporary/swap location
1707	sub save_path {	2142	sub save_path {
1708	my ($self) = @_;	2143	my ($self) = @_;
1709		2144
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2145	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	2146	"$TMPDIR/$path.map"
1712	}	2147	}
1713		2148
1714	# the unique path, undef == no special unique path	2149	# the unique path, undef == no special unique path
1715	sub uniq_path {	2150	sub uniq_path {
1716	my ($self) = @_;	2151	my ($self) = @_;
1717		2152
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2153	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	2154	"$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	}	2155	}
1730		2156
1731	sub decay_objects {	2157	sub decay_objects {
1732	my ($self) = @_;	2158	my ($self) = @_;
1733		2159
…		…
1746		2172
1747	sub load_header_from($) {	2173	sub load_header_from($) {
1748	my ($self, $path) = @_;	2174	my ($self, $path) = @_;
1749		2175
1750	utf8::encode $path;	2176	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	2177	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2178	or return;
1756		2179
		2180	$self->_load_header ($f)
		2181	or return;
		2182
		2183	local $MAP_LOADING{$self->{path}} = $self;
		2184	$f->resolve_delayed_derefs;
		2185
1757	$self->{load_path} = $path;	2186	$self->{load_path} = $path;
1758		2187
1759	1	2188	1
1760	}	2189	}
1761		2190
		2191	# used to laod the header of an original map
1762	sub load_header_orig {	2192	sub load_header_orig {
1763	my ($self) = @_;	2193	my ($self) = @_;
1764		2194
1765	$self->load_header_from ($self->load_path)	2195	$self->load_header_from ($self->load_path)
1766	}	2196	}
1767		2197
		2198	# used to laod the header of an instantiated map
1768	sub load_header_temp {	2199	sub load_header_temp {
1769	my ($self) = @_;	2200	my ($self) = @_;
1770		2201
1771	$self->load_header_from ($self->save_path)	2202	$self->load_header_from ($self->save_path)
1772	}	2203	}
1773		2204
		2205	# called after loading the header from an instantiated map
1774	sub prepare_temp {	2206	sub prepare_temp {
1775	my ($self) = @_;	2207	my ($self) = @_;
1776		2208
1777	$self->last_access ((delete $self->{last_access})	2209	$self->last_access ((delete $self->{last_access})
1778	|| $cf::RUNTIME); #d#	2210	|| $cf::RUNTIME); #d#
1779	# safety	2211	# safety
1780	$self->{instantiate_time} = $cf::RUNTIME	2212	$self->{instantiate_time} = $cf::RUNTIME
1781	if $self->{instantiate_time} > $cf::RUNTIME;	2213	if $self->{instantiate_time} > $cf::RUNTIME;
1782	}	2214	}
1783		2215
		2216	# called after loading the header from an original map
1784	sub prepare_orig {	2217	sub prepare_orig {
1785	my ($self) = @_;	2218	my ($self) = @_;
1786		2219
1787	$self->{load_original} = 1;	2220	$self->{load_original} = 1;
1788	$self->{instantiate_time} = $cf::RUNTIME;	2221	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1812		2245
1813	sub find;	2246	sub find;
1814	sub find {	2247	sub find {
1815	my ($path, $origin) = @_;	2248	my ($path, $origin) = @_;
1816		2249
		2250	cf::cede_to_tick;
		2251
1817	$path = normalise $path, $origin && $origin->path;	2252	$path = normalise $path, $origin;
1818		2253
		2254	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2255	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2256
1821	$cf::MAP{$path} || do {	2257	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2258	my $map = new_from_path cf::map $path
1824	or return;	2259	or return;
1825		2260
1826	$map->{last_save} = $cf::RUNTIME;	2261	$map->{last_save} = $cf::RUNTIME;
1827		2262
…		…
1829	or return;	2264	or return;
1830		2265
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2266	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2267	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2268	#$cf::WAIT_FOR_TICK->wait;
		2269	undef $guard2;
		2270	undef $guard1;
1834	$map->reset;	2271	$map->reset;
1835	undef $guard;
1836	return find $path;	2272	return find $path;
1837	}	2273	}
1838		2274
1839	$cf::MAP{$path} = $map	2275	$cf::MAP{$path} = $map
1840	}	2276	}
1841	}	2277	}
1842		2278
1843	sub pre_load { }	2279	sub pre_load { }
1844	sub post_load { }	2280	#sub post_load { } # XS
1845		2281
1846	sub load {	2282	sub load {
1847	my ($self) = @_;	2283	my ($self) = @_;
1848		2284
1849	local $self->{deny_reset} = 1; # loading can take a long time	2285	local $self->{deny_reset} = 1; # loading can take a long time
1850		2286
1851	my $path = $self->{path};	2287	my $path = $self->{path};
1852		2288
1853	{	2289	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2290	my $guard = cf::lock_acquire "map_data:$path";
1855		2291
		2292	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2293	return unless $self->state == cf::MAP_SWAPPED;
1857
1858	$self->in_memory (cf::MAP_LOADING);
1859		2294
1860	$self->alloc;	2295	$self->alloc;
1861		2296
1862	$self->pre_load;	2297	$self->pre_load;
1863	Coro::cede;	2298	cf::cede_to_tick;
1864		2299
1865	$self->_load_objects ($self->{load_path}, 1)	2300	if (exists $self->{load_path}) {
		2301	my $f = new_from_file cf::object::thawer $self->{load_path};
		2302	$f->skip_block;
		2303	$self->_load_objects ($f)
1866	or return;	2304	or return;
1867		2305
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2306	$self->post_load_original
1869	if delete $self->{load_original};	2307	if delete $self->{load_original};
1870		2308
1871	if (my $uniq = $self->uniq_path) {	2309	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2310	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2311	unless (aio_stat $uniq) {
		2312	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2313	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2314	$self->_load_objects ($f);
		2315	$f->resolve_delayed_derefs;
		2316	}
		2317	}
1876	}	2318	}
1877	}
1878		2319
1879	Coro::cede;	2320	$f->resolve_delayed_derefs;
		2321	} else {
		2322	$self->post_load_original
		2323	if delete $self->{load_original};
		2324	}
		2325
		2326	$self->state (cf::MAP_INACTIVE);
		2327
		2328	cf::cede_to_tick;
1880	# now do the right thing for maps	2329	# now do the right thing for maps
1881	$self->link_multipart_objects;	2330	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2331	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2332	unless $self->difficulty;
1884	Coro::cede;	2333	cf::cede_to_tick;
1885		2334
1886	unless ($self->{deny_activate}) {	2335	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2336	$self->decay_objects;
1888	$self->fix_auto_apply;	2337	$self->fix_auto_apply;
1889	$self->update_buttons;	2338	$self->update_buttons;
1890	Coro::cede;	2339	cf::cede_to_tick;
1891	$self->set_darkness_map;	2340	#$self->activate; # no longer activate maps automatically
1892	Coro::cede;
1893	$self->activate;
1894	}	2341	}
1895		2342
1896	$self->{last_save} = $cf::RUNTIME;	2343	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2344	$self->last_access ($cf::RUNTIME);
1898
1899	$self->in_memory (cf::MAP_IN_MEMORY);
1900	}	2345	}
1901		2346
1902	$self->post_load;	2347	$self->post_load;
1903	}
1904		2348
		2349	1
		2350	}
		2351
		2352	# customize the map for a given player, i.e.
		2353	# return the _real_ map. used by e.g. per-player
		2354	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2355	sub customise_for {
1906	my ($self, $ob) = @_;	2356	my ($self, $ob) = @_;
1907		2357
1908	return find "~" . $ob->name . "/" . $self->{path}	2358	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2359	if $self->per_player;
…		…
1912	# if $self->per_party;	2362	# if $self->per_party;
1913		2363
1914	$self	2364	$self
1915	}	2365	}
1916		2366
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 {	2367	sub find_sync {
1944	my ($path, $origin) = @_;	2368	my ($path, $origin) = @_;
1945		2369
1946	cf::sync_job { find $path, $origin }	2370	# it's a bug to call this from the main context
		2371	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2372	if $Coro::current == $Coro::main;
		2373
		2374	find $path, $origin
1947	}	2375	}
1948		2376
1949	sub do_load_sync {	2377	sub do_load_sync {
1950	my ($map) = @_;	2378	my ($map) = @_;
1951		2379
		2380	# it's a bug to call this from the main context
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2381	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current == $Coro::main;	2382	if $Coro::current == $Coro::main;
1954		2383
1955	cf::sync_job { $map->load };	2384	$map->load;
1956	}	2385	}
1957		2386
1958	our %MAP_PREFETCH;	2387	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2388	our $MAP_PREFETCHER = undef;
1960		2389
1961	sub find_async {	2390	sub find_async {
1962	my ($path, $origin, $load) = @_;	2391	my ($path, $origin, $load) = @_;
1963		2392
1964	$path = normalise $path, $origin && $origin->{path};	2393	$path = normalise $path, $origin;
1965		2394
1966	if (my $map = $cf::MAP{$path}) {	2395	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2396	return $map if !$load || $map->linkable;
1968	}	2397	}
1969		2398
1970	$MAP_PREFETCH{$path} |= $load;	2399	$MAP_PREFETCH{$path} |= $load;
1971		2400
1972	$MAP_PREFETCHER ||= cf::async {	2401	$MAP_PREFETCHER ||= cf::async {
		2402	$Coro::current->{desc} = "map prefetcher";
		2403
1973	while (%MAP_PREFETCH) {	2404	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2405	for my $k (keys %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2406	if (my $map = find $k) {
1976	$map->load if $v;	2407	$map->load if $MAP_PREFETCH{$k};
1977	}	2408	}
1978		2409
1979	delete $MAP_PREFETCH{$k};	2410	delete $MAP_PREFETCH{$k};
1980	}	2411	}
1981	}	2412	}
…		…
1984	$MAP_PREFETCHER->prio (6);	2415	$MAP_PREFETCHER->prio (6);
1985		2416
1986	()	2417	()
1987	}	2418	}
1988		2419
		2420	# common code, used by both ->save and ->swapout
1989	sub save {	2421	sub _save {
1990	my ($self) = @_;	2422	my ($self) = @_;
1991
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;
1993		2423
1994	$self->{last_save} = $cf::RUNTIME;	2424	$self->{last_save} = $cf::RUNTIME;
1995		2425
1996	return unless $self->dirty;	2426	return unless $self->dirty;
1997		2427
…		…
2003	return if $self->{deny_save};	2433	return if $self->{deny_save};
2004		2434
2005	local $self->{last_access} = $self->last_access;#d#	2435	local $self->{last_access} = $self->last_access;#d#
2006		2436
2007	cf::async {	2437	cf::async {
		2438	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2439	$_->contr->save for $self->players;
2009	};	2440	};
		2441
		2442	cf::get_slot 0.02;
2010		2443
2011	if ($uniq) {	2444	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2445	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2446	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2447	} else {
2015	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2448	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2016	}	2449	}
2017	}	2450	}
2018		2451
		2452	sub save {
		2453	my ($self) = @_;
		2454
		2455	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2456
		2457	$self->_save;
		2458	}
		2459
2019	sub swap_out {	2460	sub swap_out {
2020	my ($self) = @_;	2461	my ($self) = @_;
2021		2462
2022	# save first because save cedes
2023	$self->save;
2024
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2463	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2464
		2465	return if !$self->linkable;
		2466	return if $self->{deny_save};
2027	return if $self->players;	2467	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;
2029	return if $self->{deny_save};
2030		2468
		2469	# first deactivate the map and "unlink" it from the core
		2470	$self->deactivate;
		2471	$_->clear_links_to ($self) for values %cf::MAP;
		2472	$self->state (cf::MAP_SWAPPED);
		2473
		2474	# then atomically save
		2475	$self->_save;
		2476
		2477	# then free the map
2031	$self->clear;	2478	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2479	}
2034		2480
2035	sub reset_at {	2481	sub reset_at {
2036	my ($self) = @_;	2482	my ($self) = @_;
2037		2483
…		…
2055		2501
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2502	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2503
2058	return if $self->players;	2504	return if $self->players;
2059		2505
2060	warn "resetting map ", $self->path;	2506	cf::trace "resetting map ", $self->path, "\n";
2061		2507
2062	$self->in_memory (cf::MAP_SWAPPED);	2508	$self->state (cf::MAP_SWAPPED);
2063		2509
2064	# need to save uniques path	2510	# need to save uniques path
2065	unless ($self->{deny_save}) {	2511	unless ($self->{deny_save}) {
2066	my $uniq = $self->uniq_path; utf8::encode $uniq;	2512	my $uniq = $self->uniq_path; utf8::encode $uniq;
2067		2513
…		…
2069	if $uniq;	2515	if $uniq;
2070	}	2516	}
2071		2517
2072	delete $cf::MAP{$self->path};	2518	delete $cf::MAP{$self->path};
2073		2519
		2520	$self->deactivate;
		2521	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2522	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2523
2078	$self->unlink_save;	2524	$self->unlink_save;
2079	$self->destroy;	2525	$self->destroy;
2080	}	2526	}
2081		2527
2082	my $nuke_counter = "aaaa";	2528	my $nuke_counter = "aaaa";
2083		2529
2084	sub nuke {	2530	sub nuke {
2085	my ($self) = @_;	2531	my ($self) = @_;
2086		2532
		2533	{
		2534	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2535
2087	delete $cf::MAP{$self->path};	2536	delete $cf::MAP{$self->path};
2088		2537
2089	$self->unlink_save;	2538	$self->unlink_save;
2090		2539
2091	bless $self, "cf::map";	2540	bless $self, "cf::map::wrap";
2092	delete $self->{deny_reset};	2541	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2542	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2543	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2544	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2545
2097	$cf::MAP{$self->path} = $self;	2546	$cf::MAP{$self->path} = $self;
		2547	}
2098		2548
2099	$self->reset; # polite request, might not happen	2549	$self->reset; # polite request, might not happen
2100	}	2550	}
2101		2551
2102	=item $maps = cf::map::tmp_maps	2552	=item $maps = cf::map::tmp_maps
…		…
2144		2594
2145	sub unique_maps() {	2595	sub unique_maps() {
2146	[	2596	[
2147	map {	2597	map {
2148	utf8::decode $_;	2598	utf8::decode $_;
2149	/\.map$/	2599	s/\.map$//; # TODO future compatibility hack
		2600	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2601	? ()
2150	? normalise $_	2602	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2603	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2604	]
2154	}	2605	}
2155		2606
2156	package cf;	2607	=item cf::map::static_maps
		2608
		2609	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2610	file in the shared directory excluding F</styles> and F</editor>). May
		2611	block.
		2612
		2613	=cut
		2614
		2615	sub static_maps() {
		2616	my @dirs = "";
		2617	my @maps;
		2618
		2619	while (@dirs) {
		2620	my $dir = shift @dirs;
		2621
		2622	next if $dir eq "/styles" || $dir eq "/editor";
		2623
		2624	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2625	or return;
		2626
		2627	for (@$files) {
		2628	s/\.map$// or next;
		2629	utf8::decode $_;
		2630	push @maps, "$dir/$_";
		2631	}
		2632
		2633	push @dirs, map "$dir/$_", @$dirs;
		2634	}
		2635
		2636	\@maps
		2637	}
2157		2638
2158	=back	2639	=back
2159		2640
2160	=head3 cf::object	2641	=head3 cf::object
2161		2642
…		…
2165		2646
2166	=over 4	2647	=over 4
2167		2648
2168	=item $ob->inv_recursive	2649	=item $ob->inv_recursive
2169		2650
2170	Returns the inventory of the object _and_ their inventories, recursively.	2651	Returns the inventory of the object I<and> their inventories, recursively,
		2652	but I<not> the object itself.
2171		2653
2172	=cut	2654	=cut
2173		2655
2174	sub inv_recursive_;	2656	sub inv_recursive_;
2175	sub inv_recursive_ {	2657	sub inv_recursive_ {
…		…
2178		2660
2179	sub inv_recursive {	2661	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2662	inv_recursive_ inv $_[0]
2181	}	2663	}
2182		2664
		2665	=item $ref = $ob->ref
		2666
		2667	Creates and returns a persistent reference to an object that can be stored as a string.
		2668
		2669	=item $ob = cf::object::deref ($refstring)
		2670
		2671	returns the objetc referenced by refstring. may return undef when it cannot find the object,
		2672	even if the object actually exists. May block.
		2673
		2674	=cut
		2675
		2676	sub deref {
		2677	my ($ref) = @_;
		2678
		2679	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2680	my ($uuid, $name) = ($1, $2);
		2681	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2682	or return;
		2683	$pl->ob->uuid eq $uuid
		2684	or return;
		2685
		2686	$pl->ob
		2687	} else {
		2688	warn "$ref: cannot resolve object reference\n";
		2689	undef
		2690	}
		2691	}
		2692
2183	package cf;	2693	package cf;
2184		2694
2185	=back	2695	=back
2186		2696
2187	=head3 cf::object::player	2697	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2703	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2704	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2705	dialogue with the given NPC character.
2196		2706
2197	=cut	2707	=cut
		2708
		2709	our $SAY_CHANNEL = {
		2710	id => "say",
		2711	title => "Map",
		2712	reply => "say ",
		2713	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2714	};
		2715
		2716	our $CHAT_CHANNEL = {
		2717	id => "chat",
		2718	title => "Chat",
		2719	reply => "chat ",
		2720	tooltip => "Player chat and shouts, global to the server.",
		2721	};
2198		2722
2199	# rough implementation of a future "reply" method that works	2723	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2724	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2725	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2726	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2738	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2739	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2740
2217	} else {	2741	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2742	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2743	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2744	}
2221	}	2745	}
2222	}	2746	}
2223		2747
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2748	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2234	=item $player_object->may ("access")	2758	=item $player_object->may ("access")
2235		2759
2236	Returns wether the given player is authorized to access resource "access"	2760	Returns wether the given player is authorized to access resource "access"
2237	(e.g. "command_wizcast").	2761	(e.g. "command_wizcast").
2238		2762
		2763	This is implemented by checking a config setting of C<may_access> where
		2764	C<access> is replaced by the access string. The following alternatives are
		2765	possible (and are tested in order):
		2766
		2767	=over 4
		2768
		2769	=item * Player is DM
		2770
		2771	The request will succeed.
		2772
		2773	=item * may_access is an array reference
		2774
		2775	If either the player nickname or UUID is in the array, the request will
		2776	succeed, otherwise it will fail.
		2777
		2778	=item * may_access is a true value
		2779
		2780	The request will succeed.
		2781
		2782	=item * may_access is missing or false
		2783
		2784	The request will fail.
		2785
		2786	=back
		2787
2239	=cut	2788	=cut
2240		2789
2241	sub cf::object::player::may {	2790	sub cf::object::player::may {
2242	my ($self, $access) = @_;	2791	my ($self, $access) = @_;
2243		2792
2244	$self->flag (cf::FLAG_WIZ) ||	2793	$self->flag (cf::FLAG_WIZ) ||
2245	(ref $cf::CFG{"may_$access"}	2794	(ref $cf::CFG{"may_$access"}
2246	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2795	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2247	: $cf::CFG{"may_$access"})	2796	: $cf::CFG{"may_$access"})
2248	}	2797	}
2249		2798
2250	=item $player_object->enter_link	2799	=item $player_object->enter_link
2251		2800
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2801	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2802
2254	The player should be reasonably safe there for short amounts of time. You	2803	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2804	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2805	though, as the player cannot control the character while it is on the link
		2806	map.
2256		2807
2257	Will never block.	2808	This method will never block, which is the whole reaosn for it's
		2809	existance: you can I<always> put a player onto the link map, which is the
		2810	only place to put objects that is guaranteed to exist.
		2811
		2812	A typical usage pattern is to call C<enter_link> synchronously from the
		2813	server, then start a new thread, do your blocking stuff there and then
		2814	call C<leave_link> from that thread.
2258		2815
2259	=item $player_object->leave_link ($map, $x, $y)	2816	=item $player_object->leave_link ($map, $x, $y)
2260		2817
2261	Moves the player out of the special C<{link}> map onto the specified	2818	Moves the player out of the special C<{link}> map onto the specified
2262	map. If the map is not valid (or omitted), the player will be moved back	2819	map. If the map is not valid (or omitted), the player will be moved back
…		…
2280	sub cf::object::player::enter_link {	2837	sub cf::object::player::enter_link {
2281	my ($self) = @_;	2838	my ($self) = @_;
2282		2839
2283	$self->deactivate_recursive;	2840	$self->deactivate_recursive;
2284		2841
		2842	++$self->{_link_recursion};
		2843
2285	return if UNIVERSAL::isa $self->map, "ext::map_link";	2844	return if UNIVERSAL::isa $self->map, "ext::map_link";
2286		2845
2287	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2846	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2288	if $self->map && $self->map->{path} ne "{link}";	2847	if $self->map && $self->map->{path} ne "{link}";
2289		2848
2290	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2849	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2291	}	2850	}
2292		2851
2293	sub cf::object::player::leave_link {	2852	sub cf::object::player::leave_link {
2294	my ($self, $map, $x, $y) = @_;	2853	my ($self, $map, $x, $y) = @_;
2295		2854
…		…
2312	($x, $y) = (-1, -1)	2871	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2872	unless (defined $x) && (defined $y);
2314		2873
2315	# use -1 or undef as default coordinates, not 0, 0	2874	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2875	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2876	if $x <= 0 && $y <= 0;
2318		2877
2319	$map->load;	2878	$map->load;
2320	$map->load_neighbours;
2321		2879
2322	return unless $self->contr->active;	2880	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2881
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2882	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2883	if ($self->enter_map ($map, $x, $y)) {
2327	}	2884	# entering was successful
		2885	delete $self->{_link_recursion};
		2886	# only activate afterwards, to support waiting in hooks
		2887	$self->activate_recursive;
		2888	}
2328		2889
		2890	}
		2891
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2892	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2330		2893
2331	Moves the player to the given map-path and coordinates by first freezing	2894	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2895	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2896	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2897	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2898	be called at the end of this process.
2336		2899
		2900	Note that $check will be called with a potentially non-loaded map, so if
		2901	it needs a loaded map it has to call C<< ->load >>.
		2902
2337	=cut	2903	=cut
2338		2904
2339	our $GOTOGEN;	2905	our $GOTOGEN;
2340		2906
2341	sub cf::object::player::goto {	2907	sub cf::object::player::goto {
2342	my ($self, $path, $x, $y, $check, $done) = @_;	2908	my ($self, $path, $x, $y, $check, $done) = @_;
2343		2909
		2910	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2911	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2912	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2913	($path, $x, $y) = @$EMERGENCY_POSITION;
		2914	}
		2915
2344	# do generation counting so two concurrent goto's will be executed in-order	2916	# do generation counting so two concurrent goto's will be executed in-order
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2917	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2918
2347	$self->enter_link;	2919	$self->enter_link;
2348		2920
2349	(async {	2921	(async {
		2922	$Coro::current->{desc} = "player::goto $path $x $y";
		2923
		2924	# *tag paths override both path and x|y
		2925	if ($path =~ /^\*(.*)$/) {
		2926	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2927	my $ob = $obs[rand @obs];
		2928
		2929	# see if we actually can go there
		2930	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2931	$ob = $obs[rand @obs];
		2932	} else {
		2933	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2934	}
		2935	# else put us there anyways for now #d#
		2936
		2937	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2938	} else {
		2939	($path, $x, $y) = (undef, undef, undef);
		2940	}
		2941	}
		2942
2350	my $map = eval {	2943	my $map = eval {
2351	my $map = cf::map::find $path;	2944	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2352		2945
2353	if ($map) {	2946	if ($map) {
2354	$map = $map->customise_for ($self);	2947	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2948	$map = $check->($map, $x, $y, $self) if $check && $map;
2356	} else {	2949	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2950	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2951	}
2359		2952
2360	$map	2953	$map
2361	};	2954	};
2362		2955
…		…
2368	if ($gen == $self->{_goto_generation}) {	2961	if ($gen == $self->{_goto_generation}) {
2369	delete $self->{_goto_generation};	2962	delete $self->{_goto_generation};
2370	$self->leave_link ($map, $x, $y);	2963	$self->leave_link ($map, $x, $y);
2371	}	2964	}
2372		2965
2373	$done->() if $done;	2966	$done->($self) if $done;
2374	})->prio (1);	2967	})->prio (1);
2375	}	2968	}
2376		2969
2377	=item $player_object->enter_exit ($exit_object)	2970	=item $player_object->enter_exit ($exit_object)
2378		2971
…		…
2398	}	2991	}
2399		2992
2400	sub prepare_random_map {	2993	sub prepare_random_map {
2401	my ($exit) = @_;	2994	my ($exit) = @_;
2402		2995
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2996	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2997	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2998	# that depends on the exit object
2408		2999
2409	my $rmp = parse_random_map_params $exit->msg;	3000	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	3002	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	3003	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	3004	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	3005	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	3006	$rmp->{origin_y} = $exit->y;
		3007
		3008	$exit->map->touch;
2416	}	3009	}
2417		3010
2418	$rmp->{random_seed} ||= $exit->random_seed;	3011	$rmp->{random_seed} ||= $exit->random_seed;
2419		3012
2420	my $data = cf::to_json $rmp;	3013	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	3014	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	3015	my $meta = "$RANDOMDIR/$md5.meta";
2423		3016
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3017	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	3018	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	3019	undef $fh;
2427	aio_rename "$meta~", $meta;	3020	aio_rename "$meta~", $meta;
2428		3021
		3022	my $slaying = "?random/$md5";
		3023
		3024	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	3025	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	3026	$exit->msg (undef);
		3027	}
2431	}	3028	}
2432	}	3029	}
2433		3030
2434	sub cf::object::player::enter_exit {	3031	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	3032	my ($self, $exit) = @_;
2436		3033
2437	return unless $self->type == cf::PLAYER;	3034	return unless $self->type == cf::PLAYER;
2438		3035
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	3036	$self->enter_link;
2451		3037
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	3038	(async {
2457	$self->deactivate_recursive; # just to be sure	3039	$Coro::current->{desc} = "enter_exit";
		3040
2458	unless (eval {	3041	unless (eval {
		3042	$self->deactivate_recursive; # just to be sure
		3043
		3044	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3045	my $x = $exit->stats->hp;
		3046	my $y = $exit->stats->sp;
		3047
		3048	# special map handling
		3049	my $slaying = $exit->slaying;
		3050
		3051	# special map handling
		3052	if ($slaying eq "/!") {
		3053	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3054
		3055	prepare_random_map $exit
		3056	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3057
		3058	$map = $exit->slaying;
		3059
		3060	} elsif ($slaying eq '!up') {
		3061	$map = $exit->map->tile_path (cf::TILE_UP);
		3062	$x = $exit->x;
		3063	$y = $exit->y;
		3064
		3065	} elsif ($slaying eq '!down') {
		3066	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3067	$x = $exit->x;
		3068	$y = $exit->y;
		3069	}
		3070
2459	$self->goto ($slaying, $hp, $sp);	3071	$self->goto ($map, $x, $y);
2460		3072
		3073	# if exit is damned, update players death & WoR home-position
		3074	$self->contr->savebed ($map, $x, $y)
		3075	if $exit->flag (cf::FLAG_DAMNED);
		3076
2461	1;	3077	1
2462	}) {	3078	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	3079	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	3080	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	3081	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	3082	cf::NDI_UNIQUE | cf::NDI_RED);
2467		3083
2468	warn "ERROR in enter_exit: $@";	3084	error "ERROR in enter_exit: $@";
2469	$self->leave_link;	3085	$self->leave_link;
2470	}	3086	}
2471	})->prio (1);	3087	})->prio (1);
2472	}	3088	}
2473		3089
2474	=head3 cf::client	3090	=head3 cf::client
2475		3091
2476	=over 4	3092	=over 4
2477		3093
2478	=item $client->send_drawinfo ($text, $flags)	3094	=item $client->send_big_packet ($pkt)
2479		3095
2480	Sends a drawinfo packet to the client. Circumvents output buffering so	3096	Like C<send_packet>, but tries to compress large packets, and fragments
2481	should not be used under normal circumstances.	3097	them as required.
2482		3098
2483	=cut	3099	=cut
2484		3100
		3101	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3102
2485	sub cf::client::send_drawinfo {	3103	sub cf::client::send_big_packet {
2486	my ($self, $text, $flags) = @_;	3104	my ($self, $pkt) = @_;
2487		3105
2488	utf8::encode $text;	3106	# try lzf for large packets
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3107	$pkt = "lzf " . Compress::LZF::compress $pkt
		3108	if 1024 <= length $pkt and $self->{can_lzf};
		3109
		3110	# split very large packets
		3111	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3112	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3113	$pkt = "frag";
		3114	}
		3115
		3116	$self->send_packet ($pkt);
2490	}	3117	}
2491		3118
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	3119	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		3120
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	3121	Send a msg packet to the client, formatting the msg for the client if
2495	client if neccessary. C<$type> should be a string identifying the type of	3122	necessary. C<$type> should be a string identifying the type of the
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	3123	message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	3124	the message unless the client supports the msg packet.
2498		3125
2499	=cut	3126	=cut
		3127
		3128	# non-persistent channels (usually the info channel)
		3129	our %CHANNEL = (
		3130	"c/motd" => {
		3131	id => "infobox",
		3132	title => "MOTD",
		3133	reply => undef,
		3134	tooltip => "The message of the day",
		3135	},
		3136	"c/identify" => {
		3137	id => "infobox",
		3138	title => "Identify",
		3139	reply => undef,
		3140	tooltip => "Items recently identified",
		3141	},
		3142	"c/examine" => {
		3143	id => "infobox",
		3144	title => "Examine",
		3145	reply => undef,
		3146	tooltip => "Signs and other items you examined",
		3147	},
		3148	"c/shopinfo" => {
		3149	id => "infobox",
		3150	title => "Shop Info",
		3151	reply => undef,
		3152	tooltip => "What your bargaining skill tells you about the shop",
		3153	},
		3154	"c/book" => {
		3155	id => "infobox",
		3156	title => "Book",
		3157	reply => undef,
		3158	tooltip => "The contents of a note or book",
		3159	},
		3160	"c/lookat" => {
		3161	id => "infobox",
		3162	title => "Look",
		3163	reply => undef,
		3164	tooltip => "What you saw there",
		3165	},
		3166	"c/who" => {
		3167	id => "infobox",
		3168	title => "Players",
		3169	reply => undef,
		3170	tooltip => "Shows players who are currently online",
		3171	},
		3172	"c/body" => {
		3173	id => "infobox",
		3174	title => "Body Parts",
		3175	reply => undef,
		3176	tooltip => "Shows which body parts you possess and are available",
		3177	},
		3178	"c/statistics" => {
		3179	id => "infobox",
		3180	title => "Statistics",
		3181	reply => undef,
		3182	tooltip => "Shows your primary statistics",
		3183	},
		3184	"c/skills" => {
		3185	id => "infobox",
		3186	title => "Skills",
		3187	reply => undef,
		3188	tooltip => "Shows your experience per skill and item power",
		3189	},
		3190	"c/shopitems" => {
		3191	id => "infobox",
		3192	title => "Shop Items",
		3193	reply => undef,
		3194	tooltip => "Shows the items currently for sale in this shop",
		3195	},
		3196	"c/resistances" => {
		3197	id => "infobox",
		3198	title => "Resistances",
		3199	reply => undef,
		3200	tooltip => "Shows your resistances",
		3201	},
		3202	"c/pets" => {
		3203	id => "infobox",
		3204	title => "Pets",
		3205	reply => undef,
		3206	tooltip => "Shows information abotu your pets/a specific pet",
		3207	},
		3208	"c/perceiveself" => {
		3209	id => "infobox",
		3210	title => "Perceive Self",
		3211	reply => undef,
		3212	tooltip => "You gained detailed knowledge about yourself",
		3213	},
		3214	"c/uptime" => {
		3215	id => "infobox",
		3216	title => "Uptime",
		3217	reply => undef,
		3218	tooltip => "How long the server has been running since last restart",
		3219	},
		3220	"c/mapinfo" => {
		3221	id => "infobox",
		3222	title => "Map Info",
		3223	reply => undef,
		3224	tooltip => "Information related to the maps",
		3225	},
		3226	"c/party" => {
		3227	id => "party",
		3228	title => "Party",
		3229	reply => "gsay ",
		3230	tooltip => "Messages and chat related to your party",
		3231	},
		3232	"c/death" => {
		3233	id => "death",
		3234	title => "Death",
		3235	reply => undef,
		3236	tooltip => "Reason for and more info about your most recent death",
		3237	},
		3238	"c/fatal" => {
		3239	id => "fatal",
		3240	title => "Fatal Error",
		3241	reply => undef,
		3242	tooltip => "Reason for the server disconnect",
		3243	},
		3244	"c/say" => $SAY_CHANNEL,
		3245	"c/chat" => $CHAT_CHANNEL,
		3246	);
2500		3247
2501	sub cf::client::send_msg {	3248	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	3249	my ($self, $channel, $msg, $color, @extra) = @_;
2503		3250
2504	$msg = $self->pl->expand_cfpod ($msg);	3251	$msg = $self->pl->expand_cfpod ($msg)
		3252	unless $color & cf::NDI_VERBATIM;
2505		3253
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	3254	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		3255
		3256	# check predefined channels, for the benefit of C
		3257	if ($CHANNEL{$channel}) {
		3258	$channel = $CHANNEL{$channel};
		3259
		3260	$self->ext_msg (channel_info => $channel);
		3261	$channel = $channel->{id};
		3262
2508	if (ref $channel) {	3263	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	3264	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	3265	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	3266	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	3267	$self->ext_msg (channel_info => $channel);
2513	}	3268	}
…		…
2515	$channel = $channel->{id};	3270	$channel = $channel->{id};
2516	}	3271	}
2517		3272
2518	return unless @extra || length $msg;	3273	return unless @extra || length $msg;
2519		3274
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3275	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3276	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3277	if $color & cf::NDI_DEF;
2524		3278
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3279	my $pkt = "msg "
		3280	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3281	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3282	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		3283
2539	$color &= cf::NDI_COLOR_MASK;	3284	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	3285	}
2553		3286
2554	=item $client->ext_msg ($type, @msg)	3287	=item $client->ext_msg ($type, @msg)
2555		3288
2556	Sends an ext event to the client.	3289	Sends an ext event to the client.
…		…
2558	=cut	3291	=cut
2559		3292
2560	sub cf::client::ext_msg($$@) {	3293	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3294	my ($self, $type, @msg) = @_;
2562		3295
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3296	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}
2571	}
2572
2573	=item $client->ext_reply ($msgid, @msg)
2574
2575	Sends an ext reply to the client.
2576
2577	=cut
2578
2579	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;
2581
2582	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {
2585	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}
2589	}	3297	}
2590		3298
2591	=item $success = $client->query ($flags, "text", \&cb)	3299	=item $success = $client->query ($flags, "text", \&cb)
2592		3300
2593	Queues a query to the client, calling the given callback with	3301	Queues a query to the client, calling the given callback with
…		…
2613		3321
2614	$self->send_packet ($self->{query_queue}[0][0])	3322	$self->send_packet ($self->{query_queue}[0][0])
2615	if @{ $self->{query_queue} } == 1;	3323	if @{ $self->{query_queue} } == 1;
2616		3324
2617	1	3325	1
		3326	}
		3327
		3328	=item $client->update_command_faces
		3329
		3330	=cut
		3331
		3332	our %COMMAND_FACE;
		3333
		3334	sub cf::client::update_command_faces {
		3335	my ($self) = @_;
		3336
		3337	my @faces = grep $_,
		3338	$COMMAND_FACE{preferred},
		3339	$COMMAND_FACE{standard},
		3340	$COMMAND_FACE{skill},
		3341	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3342	$COMMAND_FACE{emote},
		3343	;
		3344
		3345	$self->send_face ($_)
		3346	for @faces;
		3347	$self->flush_fx;
		3348
		3349	$self->ext_msg (command_list => @faces);
		3350	}
		3351
		3352	=item cf::client::set_command_face $type, $commands
		3353
		3354	=cut
		3355
		3356	sub cf::client::set_command_face {
		3357	my ($type, $list) = @_;
		3358
		3359	my $idx = &cf::face::set ( #d# ugly forward reference
		3360	"command_list/$type" => cf::FT_RSRC,
		3361	JSON::XS->new->utf8->encode ([ sort @$list ])
		3362	);
		3363
		3364	$COMMAND_FACE{$type} = $idx;
2618	}	3365	}
2619		3366
2620	cf::client->attach (	3367	cf::client->attach (
2621	on_connect => sub {	3368	on_connect => sub {
2622	my ($ns) = @_;	3369	my ($ns) = @_;
…		…
2648	my ($ns, $buf) = @_;	3395	my ($ns, $buf) = @_;
2649		3396
2650	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3397	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2651		3398
2652	if (ref $msg) {	3399	if (ref $msg) {
2653	my ($type, $reply, @payload) =	3400	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2654	"ARRAY" eq ref $msg
2655	? @$msg
2656	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2657		3401
2658	my @reply;
2659
2660	if (my $cb = $EXTICMD{$type}) {	3402	if (my $cb = $EXTIACMD{$type}) {
		3403	$cb->(
		3404	$ns,
		3405	sub {
		3406	$ns->ext_msg ("reply-$reply", @_)
		3407	if $reply;
		3408	},
		3409	@payload
		3410	);
		3411	} else {
		3412	my @reply;
		3413
		3414	if (my $cb = $EXTICMD{$type}) {
2661	@reply = $cb->($ns, @payload);	3415	@reply = $cb->($ns, @payload);
		3416	}
		3417
		3418	$ns->ext_msg ("reply-$reply", @reply)
		3419	if $reply;
2662	}	3420	}
2663
2664	$ns->ext_reply ($reply, @reply)
2665	if $reply;
2666
2667	} else {	3421	} else {
2668	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3422	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2669	}	3423	}
2670		3424
2671	cf::override;	3425	cf::override;
2672	},	3426	},
2673	);	3427	);
…		…
2693		3447
2694	$coro	3448	$coro
2695	}	3449	}
2696		3450
2697	cf::client->attach (	3451	cf::client->attach (
2698	on_destroy => sub {	3452	on_client_destroy => sub {
2699	my ($ns) = @_;	3453	my ($ns) = @_;
2700		3454
2701	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3455	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2702	},	3456	},
2703	);	3457	);
…		…
2719	our $safe_hole = new Safe::Hole;	3473	our $safe_hole = new Safe::Hole;
2720		3474
2721	$SIG{FPE} = 'IGNORE';	3475	$SIG{FPE} = 'IGNORE';
2722		3476
2723	$safe->permit_only (Opcode::opset qw(	3477	$safe->permit_only (Opcode::opset qw(
2724	:base_core :base_mem :base_orig :base_math	3478	:base_core :base_mem :base_orig :base_math :base_loop
2725	grepstart grepwhile mapstart mapwhile	3479	grepstart grepwhile mapstart mapwhile
2726	sort time	3480	sort time
2727	));	3481	));
2728		3482
2729	# here we export the classes and methods available to script code	3483	# here we export the classes and methods available to script code
…		…
2731	=pod	3485	=pod
2732		3486
2733	The following functions and methods are available within a safe environment:	3487	The following functions and methods are available within a safe environment:
2734		3488
2735	cf::object	3489	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3490	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3491	insert remove name archname title slaying race decrease split
		3492	value
2738		3493
2739	cf::object::player	3494	cf::object::player
2740	player	3495	player
2741		3496
2742	cf::player	3497	cf::player
…		…
2747		3502
2748	=cut	3503	=cut
2749		3504
2750	for (	3505	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3506	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3507	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3508	decrease split destroy change_exp value msg lore send_msg)],
2754	["cf::object::player" => qw(player)],	3509	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3510	["cf::player" => qw(peaceful send_msg)],
2756	["cf::map" => qw(trigger)],	3511	["cf::map" => qw(trigger)],
2757	) {	3512	) {
2758	no strict 'refs';
2759	my ($pkg, @funs) = @$_;	3513	my ($pkg, @funs) = @$_;
2760	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3514	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2761	for @funs;	3515	for @funs;
2762	}	3516	}
2763		3517
…		…
2778		3532
2779	my $qcode = $code;	3533	my $qcode = $code;
2780	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3534	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2781	$qcode =~ s/\n/\\n/g;	3535	$qcode =~ s/\n/\\n/g;
2782		3536
		3537	%vars = (_dummy => 0) unless %vars;
		3538
		3539	my @res;
2783	local $_;	3540	local $_;
2784	local @safe::cf::_safe_eval_args = values %vars;
2785		3541
2786	my $eval =	3542	my $eval =
2787	"do {\n"	3543	"do {\n"
2788	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3544	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2789	. "#line 0 \"{$qcode}\"\n"	3545	. "#line 0 \"{$qcode}\"\n"
2790	. $code	3546	. $code
2791	. "\n}"	3547	. "\n}"
2792	;	3548	;
2793		3549
		3550	if ($CFG{safe_eval}) {
2794	sub_generation_inc;	3551	sub_generation_inc;
		3552	local @safe::cf::_safe_eval_args = values %vars;
2795	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3553	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2796	sub_generation_inc;	3554	sub_generation_inc;
		3555	} else {
		3556	local @cf::_safe_eval_args = values %vars;
		3557	@res = wantarray ? eval eval : scalar eval $eval;
		3558	}
2797		3559
2798	if ($@) {	3560	if ($@) {
2799	warn "$@";	3561	warn "$@",
2800	warn "while executing safe code '$code'\n";	3562	"while executing safe code '$code'\n",
2801	warn "with arguments " . (join " ", %vars) . "\n";	3563	"with arguments " . (join " ", %vars) . "\n";
2802	}	3564	}
2803		3565
2804	wantarray ? @res : $res[0]	3566	wantarray ? @res : $res[0]
2805	}	3567	}
2806		3568
…		…
2820	=cut	3582	=cut
2821		3583
2822	sub register_script_function {	3584	sub register_script_function {
2823	my ($fun, $cb) = @_;	3585	my ($fun, $cb) = @_;
2824		3586
2825	no strict 'refs';	3587	$fun = "safe::$fun" if $CFG{safe_eval};
2826	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3588	*$fun = $safe_hole->wrap ($cb);
2827	}	3589	}
2828		3590
2829	=back	3591	=back
2830		3592
2831	=cut	3593	=cut
2832		3594
2833	#############################################################################	3595	#############################################################################
2834	# the server's init and main functions	3596	# the server's init and main functions
2835		3597
		3598	{
		3599	package cf::face;
		3600
		3601	our %HASH; # hash => idx
		3602	our @DATA; # dynamically-created facedata, only faceste 0 used
		3603	our @FOFS; # file offset, if > 0
		3604	our @SIZE; # size of face, in octets
		3605	our @META; # meta hash of face, if any
		3606	our $DATAFH; # facedata filehandle
		3607
		3608	# internal api, not finalised
		3609	sub set {
		3610	my ($name, $type, $data) = @_;
		3611
		3612	my $idx = cf::face::find $name;
		3613
		3614	if ($idx) {
		3615	delete $HASH{cf::face::get_csum $idx};
		3616	} else {
		3617	$idx = cf::face::alloc $name;
		3618	}
		3619
		3620	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3621
		3622	cf::face::set_type $idx, $type;
		3623	cf::face::set_csum $idx, 0, $hash;
		3624
		3625	# we need to destroy the SV itself, not just modify it, as a running ix
		3626	# might hold a reference to it: "delete" achieves that.
		3627	delete $FOFS[0][$idx];
		3628	delete $DATA[0][$idx];
		3629	$DATA[0][$idx] = $data;
		3630	$SIZE[0][$idx] = length $data;
		3631	delete $META[$idx];
		3632	$HASH{$hash} = $idx;#d#
		3633
		3634	$idx
		3635	}
		3636
		3637	sub _get_data($$$) {
		3638	my ($idx, $set, $cb) = @_;
		3639
		3640	if (defined $DATA[$set][$idx]) {
		3641	$cb->($DATA[$set][$idx]);
		3642	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3643	my $size = $SIZE[$set][$idx];
		3644	my $buf;
		3645	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3646	if ($_[0] == $size) {
		3647	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3648	$cb->($buf);
		3649	} else {
		3650	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3651	}
		3652	};
		3653	} else {
		3654	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3655	}
		3656	}
		3657
		3658	# rather ineffient
		3659	sub cf::face::get_data($;$) {
		3660	my ($idx, $set) = @_;
		3661
		3662	_get_data $idx, $set, Coro::rouse_cb;
		3663	Coro::rouse_wait
		3664	}
		3665
		3666	sub cf::face::ix {
		3667	my ($ns, $set, $idx, $pri) = @_;
		3668
		3669	_get_data $idx, $set, sub {
		3670	$ns->ix_send ($idx, $pri, $_[0]);
		3671	};
		3672	}
		3673	}
		3674
2836	sub load_facedata($) {	3675	sub load_facedata($) {
2837	my ($path) = @_;	3676	my ($path) = @_;
2838		3677
2839	my $enc = JSON::XS->new->utf8->canonical;	3678	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3679
2841	warn "loading facedata from $path\n";	3680	trace "loading facedata from $path\n";
2842		3681
2843	my $facedata;	3682	my $facedata = decode_storable load_file "$path/faceinfo";
2844	0 < aio_load $path, $facedata
2845	or die "$path: $!";
2846
2847	$facedata = Coro::Storable::thaw $facedata;
2848		3683
2849	$facedata->{version} == 2	3684	$facedata->{version} == 2
2850	or cf::cleanup "$path: version mismatch, cannot proceed.";	3685	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2851		3686
2852	# patch in the exptable	3687	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2853	$facedata->{resource}{"res/exp_table"} = {	3688	or cf::cleanup "$path/facedata: $!, cannot proceed.";
2854	type => FT_RSRC,	3689
2855	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3690	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
2856	};	3691
2857	cf::cede_to_tick;	3692	# BEGIN ATOMIC
		3693	# from here on, everything must be atomic - no thread switch allowed
		3694	my $t1 = EV::time;
2858		3695
2859	{	3696	{
2860	my $faces = $facedata->{faceinfo};	3697	my $faces = $facedata->{faceinfo};
2861		3698
2862	while (my ($face, $info) = each %$faces) {	3699	for my $face (sort keys %$faces) {
		3700	my $info = $faces->{$face};
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3701	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3702
2864	cf::face::set_visibility $idx, $info->{visibility};	3703	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3704	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3705	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3706	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
2868		3707	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
2869	cf::cede_to_tick;	3708	$cf::face::HASH{$info->{hash64}} = $idx;
		3709	delete $cf::face::META[$idx];
2870	}	3710	}
2871		3711
2872	while (my ($face, $info) = each %$faces) {	3712	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3713	next unless $info->{smooth};
		3714
2874	my $idx = cf::face::find $face	3715	my $idx = cf::face::find $face
2875	or next;	3716	or next;
		3717
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3718	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3719	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3720	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3721	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3722	error "smooth face '$info->{smooth}' not found for face '$face'";
2881	}	3723	}
2882
2883	cf::cede_to_tick;
2884	}	3724	}
2885	}	3725	}
2886		3726
2887	{	3727	{
2888	my $anims = $facedata->{animinfo};	3728	my $anims = $facedata->{animinfo};
2889		3729
2890	while (my ($anim, $info) = each %$anims) {	3730	while (my ($anim, $info) = each %$anims) {
2891	cf::anim::set $anim, $info->{frames}, $info->{facings};	3731	cf::anim::set $anim, $info->{frames}, $info->{facings};
2892	cf::cede_to_tick;
2893	}	3732	}
2894		3733
2895	cf::anim::invalidate_all; # d'oh	3734	cf::anim::invalidate_all; # d'oh
2896	}	3735	}
2897		3736
2898	{	3737	{
2899	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3738	my $res = $facedata->{resource};
2902		3739
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3740	while (my ($name, $info) = each %$res) {
		3741	if (defined (my $type = $info->{type})) {
		3742	# TODO: different hash - must free and use new index, or cache ixface data queue
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3743	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;
2908		3744
2909	if ($info->{type} & 1) {	3745	cf::face::set_type $idx, $type;
2910	# prepend meta info	3746	cf::face::set_csum $idx, 0, $info->{hash};
2911		3747	$cf::face::SIZE[0][$idx] = $info->{size};
2912	my $meta = $enc->encode ({	3748	$cf::face::FOFS[0][$idx] = $info->{fofs};
2913	name => $name,	3749	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2914	%{ $info->{meta} || {} },	3750	$cf::face::HASH{$info->{hash}} = $idx;
2915	});
2916
2917	$data = pack "(w/a*)*", $meta, $info->{data};
2918	} else {	3751	} else {
2919	$data = $info->{data};	3752	# $RESOURCE{$name} = $info; # unused
2920	}	3753	}
2921
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;
2926	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}	3754	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3755	}
		3756
		3757	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3758
		3759	# HACK to clear player env face cache, we need some signal framework
		3760	# for this (global event?)
		3761	%ext::player_env::MUSIC_FACE_CACHE = ();
		3762
		3763	# END ATOMIC
		3764
		3765	cf::debug "facedata atomic update time ", EV::time - $t1;
		3766
		3767	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3768
		3769	aio_close $fh if $fh; # close old facedata
2946		3770
2947	1	3771	1
2948	}	3772	}
2949		3773
2950	register_exticmd fx_want => sub {	3774	register_exticmd fx_want => sub {
…		…
2953	while (my ($k, $v) = each %$want) {	3777	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3778	$ns->fx_want ($k, $v);
2955	}	3779	}
2956	};	3780	};
2957		3781
		3782	sub load_resource_file($) {
		3783	my $guard = lock_acquire "load_resource_file";
		3784
		3785	my $status = load_resource_file_ $_[0];
		3786	get_slot 0.1, 100;
		3787	cf::arch::commit_load;
		3788
		3789	$status
		3790	}
		3791
		3792	sub reload_exp_table {
		3793	_reload_exp_table;
		3794
		3795	cf::face::set
		3796	"res/exp_table" => FT_RSRC,
		3797	JSON::XS->new->utf8->canonical->encode (
		3798	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3799	);
		3800	}
		3801
		3802	sub reload_materials {
		3803	_reload_materials;
		3804	}
		3805
2958	sub reload_regions {	3806	sub reload_regions {
		3807	# HACK to clear player env face cache, we need some signal framework
		3808	# for this (global event?)
		3809	%ext::player_env::MUSIC_FACE_CACHE = ();
		3810
2959	load_resource_file "$MAPDIR/regions"	3811	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3812	or die "unable to load regions file\n";
2961		3813
2962	for (cf::region::list) {	3814	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3815	$_->{match} = qr/$_->{match}/
2964	if exists $_->{match};	3816	if exists $_->{match};
2965	}	3817	}
2966	}	3818	}
2967		3819
2968	sub reload_facedata {	3820	sub reload_facedata {
2969	load_facedata "$DATADIR/facedata"	3821	load_facedata $DATADIR
2970	or die "unable to load facedata\n";	3822	or die "unable to load facedata\n";
2971	}	3823	}
2972		3824
2973	sub reload_archetypes {	3825	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3826	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3827	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references	3828
2977	# this really needs to be done in an extra post-pass	3829	cf::face::set
2978	# (which needs to be synchronous, so solve it differently)	3830	"res/skill_info" => FT_RSRC,
2979	load_resource_file "$DATADIR/archetypes"	3831	JSON::XS->new->utf8->canonical->encode (
2980	or die "unable to load archetypes\n";	3832	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3833	);
		3834
		3835	cf::face::set
		3836	"res/spell_paths" => FT_RSRC,
		3837	JSON::XS->new->utf8->canonical->encode (
		3838	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3839	);
		3840
		3841	# command completion
		3842	my @commands;
		3843
		3844	for (0..cf::arch::skillvec_size - 1) {
		3845	my $skill = cf::arch::skillvec $_;
		3846	my $name = $skill->name;
		3847	my $flags = cf::skill_flags $skill->subtype;
		3848
		3849	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3850	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3851	}
		3852
		3853	cf::client::set_command_face skill => \@commands;
2981	}	3854	}
2982		3855
2983	sub reload_treasures {	3856	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3857	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3858	or die "unable to load treasurelists\n";
2986	}	3859	}
2987		3860
		3861	sub reload_sound {
		3862	trace "loading sound config from $DATADIR/sound\n";
		3863
		3864	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3865
		3866	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3867	my $sound = $soundconf->{compat}[$_]
		3868	or next;
		3869
		3870	my $face = cf::face::find "sound/$sound->[1]";
		3871	cf::sound::set $sound->[0] => $face;
		3872	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3873	}
		3874
		3875	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3876	my $face = cf::face::find "sound/$v";
		3877	cf::sound::set $k => $face;
		3878	}
		3879	}
		3880
2988	sub reload_resources {	3881	sub reload_resources {
2989	warn "reloading resource files...\n";	3882	trace "reloading resource files...\n";
2990		3883
		3884	reload_materials;
		3885	reload_facedata;
		3886	reload_exp_table;
		3887	reload_sound;
		3888	reload_archetypes;
2991	reload_regions;	3889	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3890	reload_treasures;
2996		3891
2997	warn "finished reloading resource files\n";	3892	trace "finished reloading resource files\n";
2998	}	3893	}
2999		3894
3000	sub init {	3895	sub reload_config {
3001	reload_resources;	3896	trace "reloading config file...\n";
3002	}
3003		3897
3004	sub cfg_load {	3898	my $config = load_file "$CONFDIR/config";
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3899	utf8::decode $config;
3006	or return;	3900	*CFG = decode_yaml $config;
3007		3901
3008	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;
3010
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3902	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3012		3903
3013	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3904	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3014	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3905	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3015		3906
3016	if (exists $CFG{mlockall}) {	3907	if (exists $CFG{mlockall}) {
…		…
3020	};	3911	};
3021	warn $@ if $@;	3912	warn $@ if $@;
3022	}	3913	}
3023	}	3914	}
3024		3915
		3916	sub pidfile() {
		3917	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3918	or die "$PIDFILE: $!";
		3919	flock $fh, &Fcntl::LOCK_EX
		3920	or die "$PIDFILE: flock: $!";
		3921	$fh
		3922	}
		3923
		3924	# make sure only one server instance is running at any one time
		3925	sub atomic {
		3926	my $fh = pidfile;
		3927
		3928	my $pid = <$fh>;
		3929	kill 9, $pid if $pid > 0;
		3930
		3931	seek $fh, 0, 0;
		3932	print $fh $$;
		3933	}
		3934
		3935	sub main_loop {
		3936	trace "EV::run starting\n";
		3937	if (1) {
		3938	EV::run;
		3939	}
		3940	trace "EV::run returned\n";
		3941	goto &main_loop unless $REALLY_UNLOOP;
		3942	}
		3943
3025	sub main {	3944	sub main {
		3945	cf::init_globals; # initialise logging
		3946
		3947	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3948	LOG llevInfo, "Copyright (C) 2017-2018 Marc Alexander Lehmann / the Deliantra team.";
		3949	LOG llevInfo, "Copyright (C) 2005-2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3950	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3951	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3952
		3953	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3954
3026	# we must not ever block the main coroutine	3955	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3956	$Coro::idle = sub {
3028	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3957	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3029	(async {	3958	(async {
3030	Event::one_event;	3959	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3960	EV::run EV::RUN_ONCE;
3031	})->prio (Coro::PRIO_MAX);	3961	})->prio (Coro::PRIO_MAX);
3032	};	3962	};
3033		3963
3034	cfg_load;	3964	evthread_start IO::AIO::poll_fileno;
		3965
		3966	cf::sync_job {
		3967	cf::incloader::init ();
		3968
3035	db_init;	3969	db_init;
		3970
		3971	cf::init_anim;
		3972	cf::init_attackmess;
		3973	cf::init_dynamic;
		3974
		3975	cf::load_settings;
		3976
		3977	reload_resources;
		3978	reload_config;
		3979
		3980	cf::init_uuid;
		3981	cf::init_signals;
		3982	cf::init_skills;
		3983
		3984	cf::init_beforeplay;
		3985
		3986	atomic;
		3987
3036	load_extensions;	3988	load_extensions;
3037		3989
3038	$TICK_WATCHER->start;	3990	utime time, time, $RUNTIMEFILE;
3039	Event::loop;	3991
		3992	# no (long-running) fork's whatsoever before this point(!)
		3993	use POSIX ();
		3994	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3995
		3996	cf::_post_init 0;
		3997	};
		3998
		3999	cf::object::thawer::errors_are_fatal 0;
		4000	info "parse errors in files are no longer fatal from this point on.\n";
		4001
		4002	AE::postpone {
		4003	undef &main; # free gobs of memory :)
		4004	};
		4005
		4006	goto &main_loop;
3040	}	4007	}
3041		4008
3042	#############################################################################	4009	#############################################################################
3043	# initialisation and cleanup	4010	# initialisation and cleanup
3044		4011
3045	# install some emergency cleanup handlers	4012	# install some emergency cleanup handlers
3046	BEGIN {	4013	BEGIN {
		4014	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	4015	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	4016	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	4017	cf::cleanup "SIG$signal";
3055	},
3056	);	4018	};
3057	}	4019	}
3058	}	4020	}
3059		4021
3060	sub write_runtime {	4022	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";	4023	my $t0 = AE::time;
3062		4024
3063	# first touch the runtime file to show we are still running:	4025	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	4026	# the fsync below can take a very very long time.
3065		4027
3066	IO::AIO::aio_utime $runtime, undef, undef;	4028	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		4029
3068	my $guard = cf::lock_acquire "write_runtime";	4030	my $guard = cf::lock_acquire "write_runtime";
3069		4031
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4032	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3071	or return;	4033	or return;
3072		4034
3073	my $value = $cf::RUNTIME + 90 + 10;	4035	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	4036	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	4037	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	4047	aio_utime $fh, undef, undef;
3086		4048
3087	close $fh	4049	close $fh
3088	or return;	4050	or return;
3089		4051
3090	aio_rename "$runtime~", $runtime	4052	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	4053	and return;
3092		4054
3093	warn "runtime file written.\n";	4055	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3094		4056
3095	1	4057	1
		4058	}
		4059
		4060	our $uuid_lock;
		4061	our $uuid_skip;
		4062
		4063	sub write_uuid_sync($) {
		4064	$uuid_skip ||= $_[0];
		4065
		4066	return if $uuid_lock;
		4067	local $uuid_lock = 1;
		4068
		4069	my $uuid = "$LOCALDIR/uuid";
		4070
		4071	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4072	or return;
		4073
		4074	my $value = uuid_seq uuid_cur;
		4075
		4076	unless ($value) {
		4077	info "cowardly refusing to write zero uuid value!\n";
		4078	return;
		4079	}
		4080
		4081	my $value = uuid_str $value + $uuid_skip;
		4082	$uuid_skip = 0;
		4083
		4084	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4085	and return;
		4086
		4087	# always fsync - this file is important
		4088	aio_fsync $fh
		4089	and return;
		4090
		4091	close $fh
		4092	or return;
		4093
		4094	aio_rename "$uuid~", $uuid
		4095	and return;
		4096
		4097	trace "uuid file written ($value).\n";
		4098
		4099	1
		4100
		4101	}
		4102
		4103	sub write_uuid($$) {
		4104	my ($skip, $sync) = @_;
		4105
		4106	$sync ? write_uuid_sync $skip
		4107	: async { write_uuid_sync $skip };
3096	}	4108	}
3097		4109
3098	sub emergency_save() {	4110	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	4111	my $freeze_guard = cf::freeze_mainloop;
3100		4112
3101	warn "enter emergency perl save\n";	4113	info "emergency_perl_save: enter\n";
		4114
		4115	# this is a trade-off: we want to be very quick here, so
		4116	# save all maps without fsync, and later call a global sync
		4117	# (which in turn might be very very slow)
		4118	local $USE_FSYNC = 0;
3102		4119
3103	cf::sync_job {	4120	cf::sync_job {
		4121	cf::write_runtime_sync; # external watchdog should not bark
		4122
3104	# use a peculiar iteration method to avoid tripping on perl	4123	# use a peculiar iteration method to avoid tripping on perl
3105	# refcount bugs in for. also avoids problems with players	4124	# refcount bugs in for. also avoids problems with players
3106	# and maps saved/destroyed asynchronously.	4125	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	4126	info "emergency_perl_save: begin player save\n";
3108	for my $login (keys %cf::PLAYER) {	4127	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	4128	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	4129	$pl->valid or next;
		4130	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	4131	$pl->save;
3112	}	4132	}
3113	warn "end emergency player save\n";	4133	info "emergency_perl_save: end player save\n";
3114		4134
3115	warn "begin emergency map save\n";	4135	cf::write_runtime_sync; # external watchdog should not bark
		4136
		4137	info "emergency_perl_save: begin map save\n";
3116	for my $path (keys %cf::MAP) {	4138	for my $path (keys %cf::MAP) {
3117	my $map = $cf::MAP{$path} or next;	4139	my $map = $cf::MAP{$path} or next;
3118	$map->valid or next;	4140	$map->valid or next;
3119	$map->save;	4141	$map->save;
3120	}	4142	}
3121	warn "end emergency map save\n";	4143	info "emergency_perl_save: end map save\n";
3122		4144
3123	warn "begin emergency database checkpoint\n";	4145	cf::write_runtime_sync; # external watchdog should not bark
		4146
		4147	info "emergency_perl_save: begin database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	4148	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	4149	info "emergency_perl_save: end database checkpoint\n";
		4150
		4151	info "emergency_perl_save: begin write uuid\n";
		4152	write_uuid_sync 1;
		4153	info "emergency_perl_save: end write uuid\n";
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
		4156
		4157	trace "emergency_perl_save: syncing database to disk";
		4158	BDB::db_env_txn_checkpoint $DB_ENV;
		4159
		4160	info "emergency_perl_save: starting sync\n";
		4161	IO::AIO::aio_sync sub {
		4162	info "emergency_perl_save: finished sync\n";
		4163	};
		4164
		4165	cf::write_runtime_sync; # external watchdog should not bark
		4166
		4167	trace "emergency_perl_save: flushing outstanding aio requests";
		4168	while (IO::AIO::nreqs || BDB::nreqs) {
		4169	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4170	}
		4171
		4172	cf::write_runtime_sync; # external watchdog should not bark
3126	};	4173	};
3127		4174
3128	warn "leave emergency perl save\n";	4175	info "emergency_perl_save: leave\n";
3129	}	4176	}
3130		4177
3131	sub post_cleanup {	4178	sub post_cleanup {
3132	my ($make_core) = @_;	4179	my ($make_core) = @_;
3133		4180
		4181	IO::AIO::flush;
		4182
3134	warn Carp::longmess "post_cleanup backtrace"	4183	error Carp::longmess "post_cleanup backtrace"
3135	if $make_core;	4184	if $make_core;
		4185
		4186	my $fh = pidfile;
		4187	unlink $PIDFILE if <$fh> == $$;
		4188	}
		4189
		4190	# a safer delete_package, copied from Symbol
		4191	sub clear_package($) {
		4192	my $pkg = shift;
		4193
		4194	# expand to full symbol table name if needed
		4195	unless ($pkg =~ /^main::.*::$/) {
		4196	$pkg = "main$pkg" if $pkg =~ /^::/;
		4197	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4198	$pkg .= '::' unless $pkg =~ /::$/;
		4199	}
		4200
		4201	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4202	my $stem_symtab = *{$stem}{HASH};
		4203
		4204	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4205	or return;
		4206
		4207	# clear all symbols
		4208	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4209	for my $name (keys %$leaf_symtab) {
		4210	_gv_clear *{"$pkg$name"};
		4211	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4212	}
3136	}	4213	}
3137		4214
3138	sub do_reload_perl() {	4215	sub do_reload_perl() {
3139	# can/must only be called in main	4216	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	4217	unless (in_main) {
3141	warn "can only reload from main coroutine";	4218	error "can only reload from main coroutine";
3142	return;	4219	return;
3143	}	4220	}
3144		4221
3145	warn "reloading...";	4222	return if $RELOAD++;
3146		4223
3147	warn "entering sync_job";	4224	my $t1 = AE::time;
3148		4225
		4226	while ($RELOAD) {
		4227	cf::get_slot 0.1, -1, "reload_perl";
		4228	info "perl_reload: reloading...";
		4229
		4230	trace "perl_reload: entering sync_job";
		4231
3149	cf::sync_job {	4232	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark
3151	cf::emergency_save;	4233	#cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark
3153		4234
3154	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;
3156
3157	# if anything goes wrong in here, we should simply crash as we already saved
3158
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163
3164	warn "flushing outstanding aio requests";
3165	for (;;) {
3166	BDB::flush;
3167	IO::AIO::flush;
3168	Coro::cede;
3169	last unless IO::AIO::nreqs || BDB::nreqs;
3170	warn "iterate...";
3171	}
3172
3173	++$RELOAD;
3174
3175	warn "cancelling all extension coros";	4235	trace "perl_reload: cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;	4236	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();	4237	%EXT_CORO = ();
3178		4238
3179	warn "removing commands";	4239	trace "perl_reload: removing commands";
3180	%COMMAND = ();	4240	%COMMAND = ();
3181		4241
3182	warn "removing ext/exti commands";	4242	trace "perl_reload: removing ext/exti commands";
3183	%EXTCMD = ();	4243	%EXTCMD = ();
3184	%EXTICMD = ();	4244	%EXTICMD = ();
3185		4245
3186	warn "unloading/nuking all extensions";	4246	trace "perl_reload: unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {	4247	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";	4248	trace "... unloading $pkg";
3189		4249
3190	if (my $cb = $pkg->can ("unload")) {	4250	if (my $cb = $pkg->can ("unload")) {
3191	eval {	4251	eval {
3192	$cb->($pkg);	4252	$cb->($pkg);
3193	1	4253	1
3194	} or warn "$pkg unloaded, but with errors: $@";	4254	} or error "$pkg unloaded, but with errors: $@";
		4255	}
		4256
		4257	trace "... clearing $pkg";
		4258	clear_package $pkg;
3195	}	4259	}
3196		4260
3197	warn "... nuking $pkg";
3198	Symbol::delete_package $pkg;
3199	}
3200
3201	warn "unloading all perl modules loaded from $LIBDIR";	4261	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3202	while (my ($k, $v) = each %INC) {	4262	while (my ($k, $v) = each %INC) {
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4263	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		4264
3205	warn "... unloading $k";	4265	trace "... unloading $k";
3206	delete $INC{$k};	4266	delete $INC{$k};
3207		4267
3208	$k =~ s/\.pm$//;	4268	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;	4269	$k =~ s/\//::/g;
3210		4270
3211	if (my $cb = $k->can ("unload_module")) {	4271	if (my $cb = $k->can ("unload_module")) {
3212	$cb->();	4272	$cb->();
		4273	}
		4274
		4275	clear_package $k;
3213	}	4276	}
3214		4277
3215	Symbol::delete_package $k;
3216	}
3217
3218	warn "getting rid of safe::, as good as possible";	4278	trace "perl_reload: getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	4279	clear_package "safe::$_"
3220	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4280	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3221		4281
3222	warn "unloading cf.pm \"a bit\"";	4282	trace "perl_reload: unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	4283	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	4284	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3225		4285
3226	# don't, removes xs symbols, too,	4286	# don't, removes xs symbols, too,
3227	# and global variables created in xs	4287	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	4288	#clear_package __PACKAGE__;
3229		4289
3230	warn "unload completed, starting to reload now";	4290	info "perl_reload: unload completed, starting to reload now";
3231		4291
3232	warn "reloading cf.pm";	4292	trace "perl_reload: reloading cf.pm";
3233	require cf;	4293	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4294	cf::_connect_to_perl_1;
3235		4295
3236	warn "loading config and database again";	4296	trace "perl_reload: loading config and database again";
3237	cf::cfg_load;	4297	cf::reload_config;
3238		4298
3239	warn "loading extensions";	4299	trace "perl_reload: loading extensions";
3240	cf::load_extensions;	4300	cf::load_extensions;
3241		4301
		4302	if ($REATTACH_ON_RELOAD) {
3242	warn "reattaching attachments to objects/players";	4303	trace "perl_reload: reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	4304	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	4305	trace "perl_reload: reattaching attachments to maps";
3245	reattach $_ for values %MAP;	4306	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	4307	trace "perl_reload: reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	4308	reattach $_ for values %PLAYER;
		4309	}
3248		4310
3249	warn "leaving sync_job";	4311	cf::_post_init 1;
3250		4312
		4313	trace "perl_reload: leaving sync_job";
		4314
3251	1	4315	1
3252	} or do {	4316	} or do {
3253	warn $@;	4317	error $@;
3254	warn "error while reloading, exiting.";	4318	cf::cleanup "perl_reload: error, exiting.";
3255	exit 1;	4319	};
		4320
		4321	--$RELOAD;
3256	};	4322	}
3257		4323
3258	warn "reloaded";	4324	$t1 = AE::time - $t1;
		4325	info "perl_reload: completed in ${t1}s\n";
3259	};	4326	};
3260		4327
3261	our $RELOAD_WATCHER; # used only during reload	4328	our $RELOAD_WATCHER; # used only during reload
3262		4329
3263	sub reload_perl() {	4330	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	4331	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	4332	# coro crashes during coro_state_free->destroy here.
3266		4333
3267	$RELOAD_WATCHER ||= Event->timer (	4334	$RELOAD_WATCHER ||= cf::async {
3268	reentrant => 0,	4335	Coro::AIO::aio_wait cache_extensions;
3269	after => 0,	4336
3270	data => WF_AUTOCANCEL,	4337	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3271	cb => sub {
3272	do_reload_perl;	4338	do_reload_perl;
3273	undef $RELOAD_WATCHER;	4339	undef $RELOAD_WATCHER;
3274	},	4340	};
3275	);	4341	};
3276	}	4342	}
3277		4343
3278	register_command "reload" => sub {	4344	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	4345	my ($who, $arg) = @_;
3280		4346
3281	if ($who->flag (FLAG_WIZ)) {	4347	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	4348	$who->message ("reloading server.");
		4349	async {
		4350	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	4351	reload_perl;
		4352	};
3284	}	4353	}
3285	};	4354	};
3286		4355
3287	unshift @INC, $LIBDIR;	4356	#############################################################################
3288		4357
3289	my $bug_warning = 0;	4358	my $bug_warning = 0;
3290		4359
3291	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;
3293
3294	sub wait_for_tick {	4360	sub wait_for_tick() {
3295	return unless $TICK_WATCHER->is_active;	4361	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3296	return if $Coro::current == $Coro::main;
3297		4362
3298	my $signal = new Coro::Signal;	4363	$WAIT_FOR_TICK->wait;
3299	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;
3301	}	4364	}
3302		4365
3303	sub wait_for_tick_begin {	4366	sub wait_for_tick_begin() {
3304	return unless $TICK_WATCHER->is_active;	4367	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3305	return if $Coro::current == $Coro::main;
3306		4368
3307	my $signal = new Coro::Signal;	4369	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	4370	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	4371	$signal->wait;
3310	}	4372	}
3311		4373
3312	my $min = 1e6;#d#	4374	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	4375	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4376	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	4377	unless ++$bug_warning > 10;
3324	return;	4378	return;
3325	}	4379	}
3326		4380
3327	$NOW = $tick_start = Event::time;	4381	cf::one_tick; # one server iteration
3328		4382
3329	cf::server_tick; # one server iteration	4383	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3330		4384
3331	0 && sync_job {#d#	4385	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3332	for(1..10) {	4386	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3333	my $t = Event::time;	4387	Coro::async_pool {
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4388	$Coro::current->{desc} = "runtime saver";
3335	or die;	4389	write_runtime_sync
3336		4390	or error "ERROR: unable to write runtime file: $!";
3337	$map->width (50);
3338	$map->height (50);
3339	$map->alloc;
3340	$map->_load_objects ("/tmp/x.map", 1);
3341	my $t = Event::time - $t;
3342
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	4391	};
		4392	}
3353		4393
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	4395	$sig->send;
3370	}	4396	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	4397	$WAIT_FOR_TICK->broadcast;
3372	$sig->send;
3373	}
3374		4398
3375	$NOW = Event::time;	4399	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4400	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		4401
3386	_post_tick;	4402	if (0) {
3387		4403	if ($NEXT_TICK) {
3388		4404	my $jitter = $TICK_START - $NEXT_TICK;
		4405	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4406	debug "jitter $JITTER\n";#d#
		4407	}
3389	},	4408	}
3390	);	4409	}
3391		4410
3392	{	4411	{
3393	BDB::max_poll_time $TICK * 0.1;	4412	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	4413	info "initialising database";
3395	reentrant => 0,	4414
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	4415	BDB::min_parallel 16;
3403		4416	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	4417	#$AnyEvent::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		4418
3419	unless ($DB_ENV) {	4419	unless ($DB_ENV) {
3420	$DB_ENV = BDB::db_env_create;	4420	$DB_ENV = BDB::db_env_create;
		4421	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4422	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4423	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4424	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4425	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3421		4426
3422	cf::sync_job {	4427	cf::sync_job {
3423	eval {	4428	eval {
3424	BDB::db_env_open	4429	BDB::db_env_open
3425	$DB_ENV,	4430	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4432	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4433	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	4434	0666;
3430		4435
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4436	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	4437	};
3436		4438
3437	cf::cleanup "db_env_open(db): $@" if $@;	4439	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	4440	};
3439	}	4441	}
		4442
		4443	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4444	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4445	};
		4446	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4447	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4448	};
		4449	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4450	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4451	};
		4452
		4453	info "database initialised";
3440	}	4454	}
3441		4455
3442	{	4456	{
		4457	# configure IO::AIO
		4458
		4459	info "initialising aio";
3443	IO::AIO::min_parallel 8;	4460	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	4461	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	4462	undef $AnyEvent::AIO::WATCHER;
3448	reentrant => 0,	4463	info "aio initialised";
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	4464	}
3456		4465
3457	my $_log_backtrace;	4466	our $_log_backtrace;
		4467	our $_log_backtrace_last;
3458		4468
3459	sub _log_backtrace {	4469	sub _log_backtrace {
3460	my ($msg, @addr) = @_;	4470	my ($msg, @addr) = @_;
3461		4471
3462	$msg =~ s/\n//;	4472	$msg =~ s/\n$//;
3463		4473
		4474	if ($_log_backtrace_last eq $msg) {
		4475	LOG llevInfo, "[ABT] $msg\n";
		4476	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3464	# limit the # of concurrent backtraces	4477	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	4478	} elsif ($_log_backtrace < 2) {
		4479	$_log_backtrace_last = $msg;
3466	++$_log_backtrace;	4480	++$_log_backtrace;
		4481	my $perl_bt = Carp::longmess $msg;
3467	async {	4482	async {
		4483	$Coro::current->{desc} = "abt $msg";
		4484
3468	my @bt = fork_call {	4485	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	4486	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4487	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4488	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3472	or die "addr2line: $!";	4489	or die "addr2line: $!";
…		…
3480	}	4497	}
3481		4498
3482	@funcs	4499	@funcs
3483	};	4500	};
3484		4501
3485	LOG llevInfo, "[ABT] $msg\n";	4502	LOG llevInfo, "[ABT] $perl_bt\n";
		4503	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	4504	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	4505	--$_log_backtrace;
3488	};	4506	};
3489	} else {	4507	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	4508	LOG llevInfo, "[ABT] $msg\n";
3491	LOG llevInfo, "[ABT] [suppressed]\n";	4509	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3492	}	4510	}
3493	}	4511	}
3494		4512
3495	# load additional modules	4513	# load additional modules
3496	use cf::pod;	4514	require "cf/$_.pm" for @EXTRA_MODULES;
		4515	cf::_connect_to_perl_2;
3497		4516
3498	END { cf::emergency_save }	4517	END { cf::emergency_save }
3499		4518
3500	1	4519	1
3501		4520

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